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rs6000.c (rs6000_emit_prologue): Update for change to load_macho_picbase.
[gcc.git] / gcc / ChangeLog
CommitLineData
97b23853
GK		 12002-09-20 Geoffrey Keating <geoffk@apple.com>
2
f51eee6a
GK		 3 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update for change
4 to load_macho_picbase.
5 * config/rs6000/rs6000.md: Document Darwin-specific unspec IDs.
6 (load_macho_picbase): Take the symbol to use as a parameter.
7 (macho_correct_pic): New insn.
8 (builtin_setjmp_reciever): On Darwin, restore the PIC register.
9
97b23853
GK		 10 * config/rs6000/rs6000.h (ELIMINABLE_REGS): Use
11 RS6000_PIC_OFFSET_TABLE_REGNUM rather than hardcoding 30.
12 (CAN_ELIMINATE): Likewise.
13 (INITIAL_ELIMINATION_OFFSET): Likewise.
14 (TOC_REGISTER): Likewise.
15
46b33600
RH		 162002-09-20 Richard Henderson <rth@redhat.com>
17
18 * real.c (real_hash): New.
19 * real.h: Declare it.
20 * cse.c (canon_hash): Use it.
21 * cselib.c (hash_rtx): Likewise.
22 * emit-rtl.c (const_double_htab_hash): Likewise.
23 * rtl.h (CONST_DOUBLE_REAL_VALUE): New.
24 * varasm.c (struct rtx_const): Reduce vector size; separate
25 integer and fp vectors.
26 (HASHBITS): Remove.
27 (const_hash_1): Rename from const_hash. Use real_hash. Do not
28 take modulus MAX_HASH_TABLE.
29 (const_hash): New. Do take modulus MAX_HASH_TABLE.
30 (output_constant_def): Do not take modulus MAX_HASH_TABLE.
31 (SYMHASH): Don't use HASHBITS.
32 (decode_rtx_const): Copy only active bits from REAL_VALUE_TYPE.
33 Fix CONST_VECTOR thinko wrt fp vectors. Fix kind comparison.
34 (simplify_subtraction): Fix kind comparison.
35 (const_hash_rtx): Return unsigned int. Don't use HASHBITS.
36 Use a union to pun integer array.
37 * config/rs6000/rs6000.c (rs6000_hash_constant): Use real_hash;
38 only hash two words of integral CONST_DOUBLE.
39
40ad65d0
SE		 402002-09-20 Steve Ellcey <sje@cup.hp.com>
41
42 * config/ia64/hpux.h (STARTFILE_SPEC): Modify.
43 (STARTFILE_PREFIX_SPEC): New.
44 (LINK_SPEC): Modify.
45 (LIB_SPEC): Modify.
46 (LIBGCC_SPEC): New.
47
600f3392
JJ		 482002-09-20 Jakub Jelinek <jakub@redhat.com>
49
50 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
51 UNSPEC_NTPOFF and UNSPEC_DTPOFF to be offsetted by constant.
52
c1ff6200
JD		 532002-09-20 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
54
55 * config/arm/arm.md (sign_extract_onebit, not_signextract_onebit):
56 Add clobber of the condition code register.
57
60b78700
RH		 582002-09-20 Richard Henderson <rth@redhat.com>
59
60 * real.c (do_fix_trunc): Static.
61 (encode_ieee_single, encode_ieee_double, encode_ieee_extended,
62 encode_ieee_quad, encode_vax_f, encode_vax_d, encode_vax_g,
63 encode_i370_single, encode_i370_double, encode_c4x_single,
64 encode_c4x_extended): Add default abort case.
65
0ee6fdb5
RH		 662002-09-20 Richard Henderson <rth@redhat.com>
67
68 * real.h (enum real_value_class, SIGNIFICAND_BITS, EXP_BITS,
69 MAX_EXP, SIGSZ, SIG_MSB, struct real_value): Move from real.c.
70 (struct realvaluetype): Remove.
71 (REAL_VALUE_TYPE): Use struct real_value.
72 (REAL_VALUE_TYPE_SIZE): Use SIGNIFICAND_BITS.
73 (test_real_width): New.
74 * real.c: Global replace struct real_value with REAL_VALUE_TYPE.
75 (real_arithmetic): Avoid hoops for REAL_VALUE_TYPE parameters.
76 (real_compare, real_exponent, real_ldexp, real_isinf, real_isnan,
77 real_isneg, real_isnegzero, real_identical, exact_real_inverse,
78 real_to_integer, real_to_integer2, real_to_decimal,
79 real_to_hexadecimal, real_from_string, real_from_integer,
80 real_inf, real_nan, real_2expN, real_convert, real_to_target,
81 real_from_target): Likewise.
82 * tree.h (struct tree_real_cst): Use real_value not realvaluetype.
83 * gengtype-yacc.y (bitfieldopt): Accept an ID as well.
84
66d93b5a
RH		 852002-09-20 Richard Henderson <rth@redhat.com>
86
87 * real.h (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT,
88 IBM_FLOAT_FORMAT, C4X_FLOAT_FORMAT, TARGET_FLOAT_FORMAT): Move ...
89 * defaults.h: ... here.
90 * config/arm/arm.h, config/avr/avr.h, config/d30v/d30v.h,
91 config/fr30/fr30.h, config/frv/frv.h, config/ia64/ia64.h,
92 config/ip2k/ip2k.h, config/mips/mips.h, config/stormy16/stormy16.h,
93 config/xtensa/xtensa.h (TARGET_FLOAT_FORMAT): Remove.
94
6ee3db61
HPN		 952002-09-20 Hans-Peter Nilsson <hp@bitrange.com>
96
97 * config/mmix/mmix.md ("negdf2"): Rewrite.
98 ("*expanded_negdf2"): New.
99
ff076520
JW		 1002002-09-19 Jim Wilson <wilson@redhat.com>
101
102 * combine.c (simplify_set): When optimizing a subreg src with a
103 cc0 dest, use GET_MODE (src) for mask instead of inner_mode.
104
307f767b
DJ		 1052002-09-19 Dale Johannesen <dalej@apple.com>
106 * combine.c (make_extraction): Don't create
107 invalid subreg.
108
cc7ab9b7
UW		 1092002-09-19 Ulrich Weigand <uweigand@de.ibm.com>
110
111 * config/s390/s390.c (addr_generation_dependency_p): Handle SUBREG
112 and STRICT_LOW_PART within SET_DEST.
113 * config/s390/s390.md ("*extractqi", "*extracthi"): New insns with
114 splitters, replacing pre-reload splitters.
115 ("*zero_extendhisi2_31", "*zero_extendqisi2_31",
116 "*zero_extendqihi2_31"): New insns.
117 ("*zero_extendqihi2_64"): Do not clobber CC.
118
70b76b34
DP		 1192002-09-18 Devang Patel <dpatel@apple.com>
120
121 * cp/cp-tree.h: New prototype for walk_vtabls().
122 * cp/decl.c (walk_vtables_r): New function.
123 (struct cp_binding_level): Add new members, namespaces,
124 names_size and vtables.
125 (add_decl_to_level): Add decl in namespaces or vtables
126 chain, if conditions match.
127 (walk_vtables): New function.
128 (walk_namespaces_r): Travers separate namespace chain
129 for namespace decls.
130 (wrapup_globals_for_namespace): Use names_size instead
131 of list_length().
132 * cp/decl2.c (finish_file): Use walk_vtables() instead of
133 walk_globals() to walk vtable decls.
134
b64ddb88
SE		 1352002-09-19 Steve Ellcey <sje@cup.hp.com>
136
137 * config/ia64/hpux.h (CTORS_SECTION_ASM_OP): New.
138 (DTORS_SECTION_ASM_OP): Ditto.
139 (READONLY_DATA_SECTION_ASM_OP): Moved.
140 (DATA_SECTION_ASM_OP): New.
141 (SDATA_SECTION_ASM_OP): New.
142 (BSS_SECTION_ASM_OP): New.
143 (SBSS_SECTION_ASM_OP): New.
144 (TEXT_SECTION_ASM_OP): New.
145
9cd10576
KH		 1462002-09-19 Kazu Hirata <kazu@cs.umass.edu>
147
148 * config/fp-bit.c: Follow spelling conventions.
149 * config/d30v/d30v.c: Likewise.
150 * config/d30v/d30v.h: Likewise.
151 * config/fr30/fr30.c: Likewise.
152 * config/fr30/fr30.h: Likewise.
153 * config/fr30/fr30.md: Likewise.
154 * config/frv/frv.c: Likewise.
155 * config/frv/frv.h: Likewise.
156 * config/h8300/h8300.c: Likewise.
157 * config/h8300/lib1funcs.asm: Likewise.
158 * config/i370/i370.c: Likewise.
159 * config/i386/i386.h: Likewise.
160 * config/i386/i386.md: Likewise.
161 * config/i386/pentium.md: Likewise.
162 * config/i386/winnt.c: Likewise.
163 * config/i960/i960.c: Likewise.
164 * config/ia64/ia64.h: Likewise.
165 * config/ip2k/ip2k.c: Likewise.
166 * config/ip2k/ip2k.h: Likewise.
167 * config/ip2k/ip2k.md: Likewise.
168 * config/ip2k/libgcc.S: Likewise.
169
fff08fd8
SC		 1702002-09-19 Stephen Clarke <stephen.clarke@superh.com>
171
172 * config/sh/sh.h (UNSPEC_GOTOFF_P): Define.
173 (GOTOFF_P): Extend to allow gotoff plus constant.
174
bf3d27e6
RH		 1752002-09-18 Richard Henderson <rth@redhat.com>
176
177 * ifcvt.c (noce_process_if_block): Correctly detect X modified
178 with INSN_B before COND_EARLIEST. Don't check A and B for
179 modification in condition range. Reorder INSN_B for A==B properly.
180 (if_convert): Iterate until no matches for a block.
181
1b1f20ca
RH		 1822002-09-18 Richard Henderson <rth@redhat.com>
183
184 * calls.c (store_one_arg): Rename default_align to parm_align;
185 always adjust parm_align for downward padding.
186
724838b9
RH		 1872002-09-18 Richard Henderson <rth@redhat.com>
188
189 * toplev.c (backend_init): Move init_real_once invocation ...
190 (do_compile): ... here.
191
2c67b7c6
RH		 1922002-09-18 Richard Henderson <rth@redhat.com>
193
194 * sibcall.c (optimize_sibling_and_tail_recursive_call): Also remove
195 RTX_UNCHANGING_P markers for successful tail-recursive replacement.
196
15769ca3
RH		 1972002-09-18 Richard Henderson <rth@redhat.com>
198
199 * real.c (round_for_format): Collect sticky as unsigned long, not bool.
200
678b7733
AM		 2012002-09-19 Alan Modra <amodra@bigpond.net.au>
202
203 * config/rs6000/rs6000.md: (floatdisf2): Rename to
204 floatdisf2_internal1.
205 (floatdisf2): New define_expand.
206 (floatdisf2_internal2): Likewise.
207
c402b6bf
RH		 2082002-09-18 Richard Henderson <rth@redhat.com>
209
210 * real.c (sticky_rshift_significand): Collect sticky as
211 unsigned long, not bool.
212
dea09b1b
UW		 2132002-09-18 Ulrich Weigand <uweigand@de.ibm.com>
214
215 * config/s390/s390.c (s390_address_cost): New function.
216 config/s390/s390-protos.h (s390_address_cost): Add prototype.
217 config/s390/s390.h (ADDRESS_COST): Call s390_address_cost.
218 (RTX_COST): Use COSTS_N_INSNS.
219
e4850f36
DR		 2202002-09-18 Douglas Rupp <rupp@gnat.com>
221 Donn Terry <donnte@microsoft.com>
222
223 * stor-layout.c (place_field): Handle alignment of whole
224 structures when MSVC compatible bitfields are involved.
225 Change method of computing location of MS bitfields to
226 be compatible with #pragma pack(n).
227
228 * tree.h (record_layout_info): Add new field
229 remaining_in_alignment.
230
231 * doc/tm.texi: (TARGET_MS_BITFIELD_LAYOUT_P): Update.
232 (pragma pack): Add paragraph on MSVC bitfield packing.
233
872e50d3
RE		 2342002-09-18 Richard Earnshaw (reanrsha@arm.com)
235
236 PR optimization/7967
237 * arm.md (ne_zeroextractsi): Add clobber of the condition code
238 register.
239
5e7a8ee0
KH		 2402002-09-18 Kazu Hirata <kazu@cs.umass.edu>
241
9cd10576 242 * config/s390/s390.c: Follow spelling conventions.
5e7a8ee0
KH		 243 * config/sh/lib1funcs.asm: Likewise.
244 * config/sh/sh.c: Likewise.
245 * config/sh/sh.h: Likewise.
246 * config/sparc/sparc.c: Likewise.
247 * config/sparc/sparc.h: Likewise.
248 * config/sparc/sparc.md: Likewise.
249 * config/stormy16/stormy16.c: Likewise.
250 * config/stormy16/stormy16.h: Likewise.
251 * config/v850/v850.c: Likewise.
252 * config/v850/v850.h: Likewise.
253 * config/vax/vax.c: Likewise.
254 * config/vax/vax.h: Likewise.
255
00a892b8
NC		 2562002-09-18 Nick Clifton <nickc@redhat.com>
257
258 * config/rs60000/rs6000.c (rs6000_emit_move): Handle V1DImode moves.
259 * config/rs60000/rs6000.c (SPE_VECTOR_MODE): Include V1DImode.
260 * config/rs6000/spe.md (movv1di, movv1di_internal): New patterns.
261
bfb53001
ZW		 2622002-09-17 Zack Weinberg <zack@codesourcery.com>
263
264 * ABOUT-GCC-NLS: Remove reference to enquire, and out-of-date
265 statement that the only translation is to en_UK.
266
825dda42
KH		 2672002-09-17 Kazu Hirata <kazu@cs.umass.edu>
268
269 * config/alpha/alpha.c: Follow spelling conventions.
270 * config/alpha/alpha.h: Likewise.
271 * config/alpha/alpha.md: Likewise.
272 * config/arc/arc.h: Likewise.
273 * config/arm/arm.c: Likewise.
274 * config/arm/arm.h: Likewise.
275 * config/arm/arm.md: Likewise.
276 * config/arm/pe.c: Likewise.
277 * config/arm/unknown-elf.h: Likewise.
278 * config/avr/avr.c: Likewise.
279 * config/avr/avr.h: Likewise.
280 * config/c4x/c4x.c: Likewise.
281 * config/cris/cris.c: Likewise.
282 * config/cris/cris.h: Likewise.
283
8e16ab99 2842002-09-17 Samuel Figueroa <figueroa@apple.com>
825dda42 285
8e16ab99
SF		 286 * final.c (final_scan_insn): Use new macro ASM_OUTPUT_ALIGN_WITH_NOP.
287 * config/sparc/sparc.h (ASM_OUTPUT_ALIGN_WITH_NOP) New macro.
288 * doc/tm.texi (ASM_OUTPUT_ALIGN_WITH_NOP) New description.
289
ac19be7e 2902002-09-17 Dale Johannesen <dalej@apple.com>
825dda42 291
ac19be7e
DJ		 292 * cfgcleanup.c (try_forward_edges): Do not forward a
293 branch to just after a loop exit before loop optimization;
294 this interfered with doloop detection.
295
f1acdf8b
NC		 2962002-09-17 Nick Clifton <nickc@redhat.com>
297
298 * config/arm/arm.c (output_return_instruction): Do not
299 writeback the stack pointer when it is being loaded.
300 (arm_output_epilogue): Likewise.
301
24491a09
KH		 3022002-09-17 Kazu Hirata <kazu@cs.umass.edu>
303
304 * optabs.c (prepare_cmp_insn): Let emit_library_call_value
305 generate a pseudo reg that receives the result of a libcall.
306 (prepare_float_lib_cmp): Likewise.
307
e6c247e0
SE		 3082002-09-17 Steve Ellcey <sje@cup.hp.com>
309
310 * config/ia64/elf.h: Remove CPP_PREDEFINES.
311
1074d9d4
NP		 312Tue Sep 17 13:58:04 2002 Nicola Pero <n.pero@mi.flashnet.it>
313
314 Fix PR/7014 and related objc bugs:
315 * c-typeck.c (comp_target_types): Added a reflexive argument.
316 Pass it to ObjC when/if calling objc_comptypes(). Updated all
317 callers to provide the appropriate reflexive argument.
318 * objc/objc-act.c (objc_comptypes): Carefully checked and fixed
319 typechecking for all cases of comparisons and assignments,
320 particularly the obscure and less common ones involving protocols.
321
256e9fd2
NC		 3222002-09-17 Nick Clifton <nickc@redhat.com>
323
324 * machmode.def (V1DImode): New mode. A single element vector.
325 * tree.h (TI_UV1DI_TYPE, TI_V1DI_TYPE): New tree_index enums.
326 (unsigned_V1DI_type_node, V1D1_type_node): New type nodes.
327 * tree.c (build_common_tree_nodes_2): Build
328 unsigned_V1DI_type_node and V1D1_type_node.
329 * c-common.c (c_common_type_for_mode): Return
330 unsigned_V1DI_type_node or V1D1_type_node for V1DImode.
331 * rtl.c (class_narrowest_): Start integer vector nodes with V1DImode.
332
838c4534
NP		 333Tue Sep 17 13:40:13 2002 Nicola Pero <n.pero@mi.flashnet.it>
334
335 * doc/objc.texi (Constant string objects): Extended documentation
336 to make clear that the constant string class ivar layout is
337 completely fixed.
338
07532fad
RS		 3392002-09-17 Roger Sayle <roger@eyesopen.com>
340
341 * cfgrtl.c (flow_delete_block_noexpunge): Delete orphaned
342 NOTE_INSN_LOOP_CONT notes when deleting basic blocks.
343
cb38fd88
RH		 3442002-09-16 Richard Henderson <rth@redhat.com>
345
346 * expr.c (emit_block_move): Set memory block size as appropriate
347 for the copy.
348
bd055118
RH		 3492002-09-16 Richard Henderson <rth@redhat.com>
350
351 PR fortran/3924
352 * sdbout.c (sdbout_symbol): Don't handle offsets from a symbol.
353
8c317c5f
RH		 3542002-09-16 Richard Henderson <rth@redhat.com>
355
356 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust SIZE
357 as well as OFFSET for BITPOS.
358
3780101d
JG		 3592002-09-16 Jeff Garzik <jgarzik@mandrakesoft.com>
360
361 * config.gcc: Treat winchip_c6-*|winchip2-*|c3-* as pentium-mmx.
362 * config/i386/i386.c (processor_alias_table): Add winchip-c6,
363 winchip2 and c3.
364 * doc/invoke.texi: Mention new aliases.
365
9dff28ab
JDA		 3662002-09-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
367
368 * calls.c (store_one_arg): Set default alignment for BLKmode arguments
369 to BITS_PER_UNIT when ARGS_GROW_DOWNWARD and the padding direction is
370 downward.
371 * function.c (pad_below): Always compile.
372 (locate_and_pad_parm): If defined ARGS_GROW_DOWNWARD, pad argument to
373 alignment when it is not in a register or REG_PARM_STACK_SPACE is true.
374 Pad below when the argument is not in a register and the padding
375 direction is downward.
376
377 * pa-64.h (MUST_PASS_IN_STACK): Move define to pa.h.
378 (PAD_VARARGS_DOWN): Define.
379 * pa.c (function_arg_padding): Revise padding directions to make them
380 compatible with the 32 and 64-bit runtime architecture documentation.
381 (hppa_va_arg): Add code to handle variable and size zero arguments
382 passed by reference on TARGET_64BIT. Reformat.
383 (function_arg): Use a PARALLEL for BLKmode and aggregates args on
384 TARGET_64BIT. Use a DImode PARALLEL for BLKmode args 5 to 8 bytes
385 wide when !TARGET_64BIT. Move forward check for mode==VOIDmode.
386 Add comments.
387 * pa.h (MAX_PARM_BOUNDARY): Correct define for TARGET_64BIT.
388 (RETURN_IN_MEMORY): Return size zero types in memory.
389 (FUNCTION_VALUE): Return TFmode in general registers.
390 (MUST_PASS_IN_STACK): Define.
391 (FUNCTION_ARG_BOUNDARY): Simplify.
392 (FUNCTION_ARG_PASS_BY_REFERENCE): Pass variable and zero sized types
393 by reference.
394 (FUNCTION_ARG_CALLEE_COPIES): Define to FUNCTION_ARG_PASS_BY_REFERENCE.
395
94313f35
RH		 3962002-09-16 Richard Henderson <rth@redhat.com>
397
398 * real.c (do_fix_trunc): New.
399 (real_arithmetic): Call it.
400 * simplify-rtx.c (simplify_unary_operation): Handle FIX
401 with a floating-point result mode.
402
1472e41c
RH		 4032002-09-16 Richard Henderson <rth@redhat.com>
404
405 * builtin-types.def (BT_FN_FLOAT_CONST_STRING): New.
406 (BT_FN_DOUBLE_CONST_STRING, BT_FN_LONG_DOUBLE_CONST_STRING): New.
407 * builtins.def (__builtin_nan, __builtin_nanf, __builtin_nanl): New.
408 (__builtin_nans, __builtin_nansf, __builtin_nansl): New.
409 * builtins.c (fold_builtin_nan): New.
410 (fold_builtin): Call it.
411 * real.c (real_nan): Parse a non-empty string.
412 (round_for_format): Fix NaN significand truncation.
413 * real.h (real_nan): Return bool.
414 * doc/extend.texi: Document new builtins.
415
f354b828
JM		 4162002-09-16 Jason Merrill <jason@redhat.com>
417 Danny Smith <dannysmith@users.sourceforge.net>
418
419 * config/i386/winnt.c (ix86_handle_dll_attribute): Set
420 DECL_EXTERN and TREE_PUBLIC for dllimported variables here...
421 (i386_pe_mark_dllimport): Not here.
422
85341ddd
NS		 4232002-09-16 Nathan Sidwell <nathan@codesourcery.com>
424
425 * c-semantics.c (genrtl_do_stmt): Cope with NULL cond.
426
045572c7
GK		 4272002-09-16 Geoffrey Keating <geoffk@redhat.com>
428
429 * config/rs6000/rs6000.c (build_mask64_2_operands): Suppress
430 warnings about unused operands when HOST_BITS_PER_WIDE_INT is
431 < 64.
432 (rs6000_emit_cmove): Use real_isinf not target_isinf.
433
d57551c7
KH		 4342002-09-16 Kazu Hirata <kazu@cs.umass.edu>
435
436 * calls.c (emit_library_call_value_1): Don't refer to
437 hard_libcall_value.
438 * optabs.c (prepare_float_lib_cmp): Likewise.
439
36a5eadd
GK		 4402002-09-16 Geoffrey Keating <geoffk@apple.com>
441
442 * ggc-common.c (ggc_mark_rtx_children_1): Update for changed name
443 mangling.
444
445 The following changes are merged from pch-branch:
446
447 * doc/gty.texi (GTY Options): Document %a.
448 * gengtype.c (do_scalar_typedef): New function.
449 (process_gc_options): Handle `length' option.
450 (set_gc_used_type): A pointer to an array of structures doesn't
451 qualify as a pointer to a structure.
452 (output_escaped_param): Add `%a' escape.
453 (write_gc_structure_fields): Allow 'desc' on array of unions.
454 (main): Define `uint8', `jword' and `JCF_u2' as scalars; use
455 do_scalar_typedef.
456
457 * gengtype.c (enum rtx_code): Make global.
458 (rtx_format): Make global.
459 (rtx_next): New.
460 (gen_rtx_next): New.
461 (write_rtx_next): New.
462 (adjust_field_rtx_def): Skip fields marked by chain_next.
463 (open_base_files): Delete redundant prototype.
464 (write_enum_defn): New.
465 (output_mangled_typename): Correct abort call.
466 (write_gc_marker_routine_for_structure): Handle chain_next and
467 chain_prev options.
468 (finish_root_table): Don't output redundant \n.
469 (main): Call gen_rtx_next, write_rtx_next, write_enum_defn.
470 * c-tree.h (union lang_tree_node): Add chain_next option.
471
472 * gengtype.h (NUM_PARAM): New definition.
473 (struct type): For TYPE_PARAM_STRUCT, allow multiple parameters.
474 * gengtype.c (find_param_structure): New.
475 (adjust_field_type): Handle param<n>_is option.
476 (process_gc_options): Detect use_params option. Update callers.
477 (set_gc_used_type): Add 'param' parameter, update callers. Handle
478 'use_params' option.
479 (open_base_files): Add splay-tree.h to list of files included.
480 (output_mangled_typename): New.
481 (write_gc_structure_fields): Update 'param' parameter to support
482 multiple parameters. Change name mangling. Allow parameterized
483 fields to have an apparent scalar type. Handle param<n>_is options,
484 use_param option.
485 (write_gc_marker_routine_for_structure): Update for change to name
486 mangling. Better guess the output file for parameterized types.
487 (write_gc_types): Update for change to name mangling.
488 (write_gc_root): Update for change to name mangling. Handle (ignore)
489 param<n>_is options.
490 * doc/gty.texi (GTY Options): Add description of param<n>_is
491 options, use_params option.
492 * ggc.h (ggc_mark_rtx): Update for changed name mangling.
493 * gengtype-lex.l: Produce token for param<n>_is.
494 * gengtype-yacc.y: Parse param<n>_is.
495
496 * gengtype.c (adjust_field_tree_exp): Don't name a variable 'rindex'.
497
498 * rtl.c: Update comment describing rtx_format.
499 * rtl.h (union rtunion): Separate definition and typedef.
500 (struct rtx_def): Use gengtype to mark.
501 * Makefile.in (gengtype.o): Also depend on rtl.def.
502 * ggc.h (ggc_mark_rtx_children): Delete prototype.
503 (ggc_mark_rtx): Change to alias of gengtype-generated routine.
504 * ggc-common.c (ggc_mark_rtx_children): Delete.
505 (ggc_mark_rtx_children_1): Delete.
506 (gt_ggc_m_rtx_def): Delete.
507 * gengtype.c (adjust_field_rtx_def): New.
508 (adjust_field_type): Call adjust_field_rtx_def.
509 (write_gc_structure_fields): Add 'default' case to switch if none
510 is specified; remove unused code.
511
512 * tree.h (struct tree_exp): Update for change to meaning
513 of special.
514 * gengtype.c (adjust_field_tree_exp): New function.
515 (adjust_field_type): Handle `tree_exp' special here.
516 (write_gc_structure_fields): Don't handle `tree_exp' special here.
517 Handle new `dot' option.
518
519 * gengtype.h: Make `info' a pointer-to-const.
520 * gengtype-yacc.y (yacc_ids): Use xasprintf.
521
522 * gengtype.c (write_gc_structure_fields): Remove implementation
523 of `always' option, add `default' option.
524 * doc/gty.texi (GTY Options): Remove documentation of `always',
525 add `default'.
526
a7f6d760
HPN		 5272002-09-16 Hans-Peter Nilsson <hp@bitrange.com>
528
529 * output.h: Remove #ifdef RTX_CODE and #ifdef TREE_CODE.
530
245ff137
KG		 5312002-09-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
532
7c3414b6
KG		 533 * m68hc11.md (addhi_sp): Fix uninitialized variable bug.
534
245ff137
KG		 535 * c4x-c.c, c4x.c, darwin.c, i370-c.c, m32r.c: Include tm_p.h
536 instead of the *-protos.h file directly.
537 * t-c4x, t-i370, t-v850: Depend on $(TM_P_H).
538 * darwin.c (machopic_output_stub): Move prototype ...
539 * darwin-protos.h (machopic_output_stub): ... here.
540 * rs6000-protos.h (machopic_output_stub): Don't declare.
541
ac520ec9
RH		 5422002-09-16 Richard Henderson <rth@redhat.com>
543
544 * c-common.c (builtin_define_float_constants): Emit __FOO_DENORM_MIN__.
545
efdc7e19
RH		 5462002-09-16 Richard Henderson <rth@redhat.com>
547
548 * real.c, real.h: Rewrite from scratch.
549
550 * Makefile.in (simplify-rtx.o): Depend on TREE_H.
551 (paranoia): New target.
552 * builtins.c (fold_builtin_inf): Use new real.h interface.
553 * c-common.c (builtin_define_with_hex_fp_value): Likewise.
554 * c-lex.c (interpret_float): Likewise.
555 * emit-rtl.c (gen_lowpart_common): Likewise.
556 * optabs.c (expand_float): Use real_2expN.
557 * config/ia64/ia64.md (divsi3, udivsi3): Likewise.
558 * defaults.h (INTEL_EXTENDED_IEEE_FORMAT): New.
559 (FLOAT_WORDS_BIG_ENDIAN): New.
560 * cse.c (find_comparison_args): Don't pass FLOAT_STORE_FLAG_VALUE
561 directly to REAL_VALUE_NEGATIVE.
562 * loop.c (canonicalize_condition): Likewise.
563 * simplify-rtx.c: Include tree.h.
564 (simplify_unary_operation): Don't handle FIX and UNSIGNED_FIX
565 with floating-point result modes.
566 * toplev.c (backend_init): Call init_real_once.
567
568 * fold-const.c (force_fit_type): Don't call CHECK_FLOAT_VALUE.
569 * tree.c (build_real): Likewise.
570 * config/alpha/alpha.c, config/vax/vax.c (float_strings,
571 float_values, inited_float_values, check_float_value): Remove.
572 * config/alpha/alpha.h, config/m68hc11/m68hc11.h,
573 config/m88k/m88k.h, config/vax/vax.h (CHECK_FLOAT_VALUE): Remove.
574 * doc/tm.texi (CHECK_FLOAT_VALUE): Remove.
575 (VAX_HALFWORD_ORDER): Remove.
576
a41c6c53
UW		 5772002-09-16 Ulrich Weigand <uweigand@de.ibm.com>
578
579 * config/s390/s390.c: (legitimize_la_operand): Remove, replace by ...
580 (s390_load_address): ... this new function.
581 (s390_decompose_address): Allow the argument pointer and all
582 virtual registers as 'pointer' registers.
583 (s390_expand_plus_operand): Use s390_load_address.
584 config/s390/s390.md (movti, movdi, movdf splitters): Likewise.
585 ("force_la_31"): New insn pattern.
586 config/s390/s390-protos.h (legitimize_la_operand): Remove.
587 (s390_load_address): Add prototype.
588
589 * config/s390/s390.c: Include "optabs.h".
590 (s390_expand_movstr, s390_expand_clrstr, s390_expand_cmpstr): New.
591 config/s390/s390-protos.h (s390_expand_movstr, s390_expand_clrstr,
592 s390_expand_cmpstr): Add prototypes.
593 config/s390/s390.md ("movstrdi", "movstrsi"): Call s390_expand_movstr.
594 ("movstrdi_short"): Rename to "movstr_short_64". Change predicates
595 for operands 0 and 1 to "memory_operand". Add type attribute.
596 ("movstrsi_short"): Rename to "movstr_short_31". Change predicates
597 for operands 0 and 1 to "memory_operand". Add type attribute.
598 ("movstrdi_long", "movstrsi_long"): Remove.
599 ("movstrdi_64"): Rename to "movstr_long_64". Add type attribute.
600 ("movstrsi_31"): Rename to "movstr_long_31". Add type attribute.
601 ("clrstrdi", "clrstrsi"): Call s390_expand_clrstr.
602 ("clrstrsico"): Remove, replace by ...
603 ("clrstr_short_64", "clrstr_short_31"): ... these new patterns.
604 ("clrstrsi_64"): Rename to "clrstr_long_64".
605 ("clrstrsi_31"): Rename to "clrstr_long_31".
606 ("cmpstrdi", "cmpstrsi"): Call s390_expand_cmpstr.
607 ("cmpstr_const"): Remove, replace by ...
608 ("cmpstr_short_64", "cmpstr_short_31"): ... these new patterns.
609 ("cmpstr_64"): Rename to "cmpstr_long_64".
610 ("cmpstr_31"): Rename to "cmpstr_long_31".
611
8d9afc4e
KH		 6122002-09-16 Kazu Hirata <kazu@cs.umass.edu>
613
614 * ABOUT-NLS: Follow spelling conventions.
615 * ChangeLog: Likewise.
616 * ChangeLog.1: Likewise.
617 * ChangeLog.2: Likewise.
618 * ChangeLog.3: Likewise.
619 * ChangeLog.4: Likewise.
620 * ChangeLog.5: Likewise.
621 * ChangeLog.6: Likewise.
622 * FSFChangeLog.10: Likewise.
623 * FSFChangeLog.11: Likewise.
624 * c-common.c: Likewise.
625 * c-lex.c: Likewise.
626 * c-objc-common.c: Likewise.
627 * cppexp.c: Likewise.
628 * cppinit.c: Likewise.
629 * cpplex.c: Likewise.
630 * doloop.c: Likewise.
631 * flow.c: Likewise.
632 * function.c: Likewise.
633 * integrate.c: Likewise.
634 * loop.c: Likewise.
635 * reg-stack.c: Likewise.
636 * reload.h: Likewise.
637 * ssa.c: Likewise.
638
981f6289
KH		 6392002-09-15 Kazu Hirata <kazu@cs.umass.edu>
640
641 * ChangeLog: Follow spelling conventions.
642 * ChangeLog.0: Likewise.
643 * ChangeLog.1: Likewise.
644 * ChangeLog.2: Likewise.
645 * ChangeLog.4: Likewise.
646 * ChangeLog.6: Likewise.
647 * config.gcc: Likewise.
648 * dwarfout.c: Likewise.
649 * reload1.c: Likewise.
650 * simplify-rtx.c: Likewise.
651 * unwind-sjlj.c: Likewise.
652 * config/avr/avr.h: Likewise.
653 * config/d30v/d30v.h: Likewise.
654 * config/frv/frv.c: Likewise.
655 * config/frv/frv.h: Likewise.
656 * config/ip2k/ip2k.h: Likewise.
657 * config/m88k/m88k-move.sh: Likewise.
658 * config/stormy16/stormy16.c: Likewise.
659 * config/stormy16/stormy16.h: Likewise.
660 * doc/extend.texi: Likewise.
661 * doc/interface.texi: Likewise.
662 * doc/invoke.texi: Likewise.
663 * doc/md.texi: Likewise.
664 * doc/rtl.texi: Likewise.
665 * doc/tm.texi: Likewise.
666 * doc/trouble.texi: Likewise.
667 * ginclude/float.h: Likewise.
668 * treelang/treelang.texi: Likewise.
669
8764eef7
KG		 6702002-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
671
bb6155b5
KG		 672 * i386-protos.h (i386_pe_dllexport_name_p,
673 i386_pe_dllimport_name_p, i386_pe_unique_section,
674 i386_pe_declare_function_type, i386_pe_record_external_function,
675 i386_pe_record_exported_symbol, i386_pe_asm_file_end): Add
676 prototype.
677 * i386/t-cygwin (winnt.o): Depend on $(TM_P_H).
678 * i386/t-interix (winnt.o): Likewise.
679
8764eef7
KG		 680 * v850-protos.h (v850_output_addr_const_extra): Prototype.
681
a24f7c1a
JT		 6822002-09-15 Jason Thorpe <thorpej@wasabisystems.com>
683
684 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Add
685 MIPS ABI CPP macros.
686 (TARGET_CPU_CPP_BUILTINS): Redefine.
687 (SUBTARGET_EXTRA_SPECS): Remove subtarget_endian_default.
688 (SUBTARGET_ENDIAN_DEFAULT_SPEC): Remove.
689
bd25febf
KG		 6902002-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
691
692 * ia64/aix.h (TARGET_OS_CPP_BUILTINS): Fix typo.
693
05713b80
KH		 6942002-09-15 Kazu Hirata <kazu@cs.umass.edu>
695
696 * ChangeLog: Follow spelling conventions.
697 * ChangeLog.0: Likewise.
698 * ChangeLog.1: Likewise.
699 * ChangeLog.2: Likewise.
700 * ChangeLog.3: Likewise.
701 * ChangeLog.4: Likewise.
702 * ChangeLog.5: Likewise.
703 * ChangeLog.6: Likewise.
704 * FSFChangeLog.10: Likewise.
705 * FSFChangeLog.11: Likewise.
706 * c-common.c: Likewise.
707 * c-common.h: Likewise.
708 * c-format.c: Likewise.
709 * c-opts.c: Likewise.
710 * cpplib.c: Likewise.
711 * langhooks.h: Likewise.
712 * real.c: Likewise.
713 * reg-stack.c: Likewise.
714 * toplev.c: Likewise.
715 * config/arm/arm.c: Likewise.
716 * config/arm/arm.md: Likewise.
717 * config/arm/linux-gas.h: Likewise.
718 * config/arm/netbsd.h: Likewise.
719 * config/c4x/c4x.c: Likewise.
720 * config/c4x/c4x.h: Likewise.
721 * config/c4x/c4x.md: Likewise.
722 * config/c4x/libgcc.S: Likewise.
723 * config/fr30/fr30.md: Likewise.
724 * config/frv/frv.md: Likewise.
725 * config/ia64/ia64.md: Likewise.
726 * config/mips/mips.h: Likewise.
727 * config/mn10300/mn10300.c: Likewise.
728 * config/stormy16/stormy16.c: Likewise.
729 * config/v850/v850.md: Likewise.
730 * doc/extend.texi: Likewise.
731 * doc/invoke.texi: Likewise.
732 * doc/md.texi: Likewise.
733
b0c2b2f9
JT		 7342002-09-15 Jason Thorpe <thorpej@wasabisystems.com>
735
736 * config/netbsd.h (LIB_SPEC): Include the appropriate pthread
737 library if -pthread is specified.
738
a0494c05
JT		 7392002-09-15 Jason Thorpe <thorpej@wasabisystems.com>
740
741 * config.gcc (*-*-netbsd*): Set thread_file to 'posix'
742 for --enable-threads=yes and --enable-threads=posix.
743
56149abc
KH		 7442002-09-15 Kazu Hirata <kazu@cs.umass.edu>
745
746 * config/sparc/cypress.md: Replace Sparc with SPARC.
747 * config/sparc/freebsd.h: Likewise.
748 * config/sparc/gmon-sol2.c: Likewise.
749 * config/sparc/hypersparc.md: Likewise.
750 * config/sparc/lb1spc.asm: Likewise.
751 * config/sparc/lb1spl.asm: Likewise.
752 * config/sparc/linux.h: Likewise.
753 * config/sparc/linux64.h: Likewise.
754 * config/sparc/lynx.h: Likewise.
755 * config/sparc/sol2.h: Likewise.
756 * config/sparc/sparc-modes.def: Likewise.
757 * config/sparc/sparc.c: Likewise.
758 * config/sparc/sparc.h: Likewise.
759 * config/sparc/sparc.md: Likewise.
760 * config/sparc/sparclet.md: Likewise.
761 * config/sparc/supersparc.md: Likewise.
762 * config/sparc/sysv4.h: Likewise.
763 * config/sparc/vxsim.h: Likewise.
764 * config/sparc/vxsparc64.h: Likewise.
765
3eaf7a3c
MM		 7662002-09-14 Marek Michalkiewicz <marekm@amelek.gda.pl>
767
768 * config/avr/avr.c (output.h): Move after inclusion of tree.h.
769
4912a07c
KH		 7702002-09-14 Kazu Hirata <kazu@cs.umass.edu>
771
772 * ChangeLog: Follow spelling conventions.
773 * ChangeLog.0: Likewise.
774 * ChangeLog.2: Likewise.
775 * ChangeLog.3: Likewise.
776 * ChangeLog.4: Likewise.
777 * ChangeLog.5: Likewise.
778 * ChangeLog.6: Likewise.
779 * cppfiles.c: Likewise.
780 * cppinit.c: Likewise.
781 * cpplib.h: Likewise.
782 * cse.c: Likewise.
783 * debug.h: Likewise.
784 * df.c: Likewise.
785 * dominance.c: Likewise.
786 * hashtable.c: Likewise.
787 * hashtable.h: Likewise.
788 * loop.c: Likewise.
789 * config/arm/README-interworking: Likewise.
790 * config/arm/arm.c: Likewise.
791 * config/arm/arm.h: Likewise.
792 * config/arm/arm.md: Likewise.
793 * config/dsp16xx/dsp16xx.h: Likewise.
794 * config/frv/frv.c: Likewise.
795 * config/frv/frv.h: Likewise.
796 * config/ip2k/ip2k.h: Likewise.
797 * config/rs6000/rs6000.c: Likewise.
798 * config/stormy16/stormy-abi: Likewise.
799 * config/stormy16/stormy16.h: Likewise.
800 * config/v850/v850.c: Likewise.
801
3dc60fc7
KH		 8022002-09-14 Kazu Hirata <kazu@cs.umass.edu>
803
804 * loop.c: Fix a comment typo.
805
a920aefe
KH		 8062002-09-14 Kazu Hirata <kazu@cs.umass.edu>
807
808 * config/fr30/fr30.h: Fix comment typos.
809 * config/frv/frv.c: Likewise.
810 * config/i386/xmmintrin.h: Likewise.
811 * config/mips/mips.c: Likewise.
812 * config/sh/sh.c: Likewise.
813
88cad84b
KH		 8142002-09-14 Kazu Hirata <kazu@cs.umass.edu>
815
816 * haifa-sched.c: Follow spelling conventions.
817 * regclass.c: Likewise.
818 * regrename.c: Likewise.
819 * config/fp-bit.c: Likewise.
820 * config/frv/frv.h: Likewise.
821 * config/m88k/m88k.c: Likewise.
822 * config/mcore/mcore.c: Likewise.
823 * config/rs6000/darwin.h: Likewise.
824 * config/rs6000/gnu.h: Likewise.
825 * config/rs6000/linux.h: Likewise.
826 * config/rs6000/linux64.h: Likewise.
827 * config/rs6000/rs6000.c: Likewise.
828 * config/rs6000/rs6000.h: Likewise.
829 * config/sh/sh.c: Likewise.
830 * config/sparc/sparc.c: Likewise.
831 * config/sparc/ultra1_2.md: Likewise.
832
f197f1cf
SC		 8332002-09-14 Stephane Carrez <stcarrez@nerim.fr>
834
835 * config/m68hc11/m68hc11.md ("movdi_internal"): Allow any offsetable
836 memory operand when source is 0 (K constraint).
837 ("movsi_internal"): Likewise.
838 ("movdf_internal"): Likewise.
839 ("movsf_internal"): Likewise.
840
b629ba0c
AM		 8412002-09-14 Alan Modra <amodra@bigpond.net.au>
842
843 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Use
844 targetm.binds_local_p to set SYMBOL_REF_FLAG.
845 (rs6000_xcoff_encode_section_info): Likewise.
846 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
847
2e485129
TR		 8482002-09-10 Theodore A. Roth <troth@verinet.com>
849
850 * gcc/config/avr/avr.h: Set default options for C++ for avr.
851
907aee69
RH		 8522002-09-13 Richard Henderson <rth@redhat.com>
853
854 * Makefile.in (toplev.o): Depend on real.h.
855 (print-rtl.o, varasm.o, ifcvt.o): Likewise.
856
374b0b7d
AM		 8572002-09-14 Alan Modra <amodra@bigpond.net.au>
858
859 * doc/tm.texi (DBX_OUTPUT_NFUN): Describe.
860 * dbxout.c (dbxout_function_end): Use DBX_OUTPUT_NFUN.
861 * config/rs6000/linux64.h (DBX_OUTPUT_NFUN): Define.
862
690eed2c
NS		 8632002-09-13 Nathan Sidwell <nathan@codesourcery.com>
864
865 * ggc-common.c (ggc_mark_roots): Don't iterate NULL hash tables.
866
32b4f6f4
SE		 8672002-09-13 Steve Ellcey <sje@cup.hp.com>
868
869 * config.gcc (ia64*-*-aix*, ia64*-*-elf*, ia64*-*-freebsd*,
870 ia64*-*-linux*): Set extra_parts.
871 * config/ia64/t-aix (EXTRA_PARTS): Remove.
872 * config/ia64/t-ia64 (EXTRA_PARTS): Remove.
873
3db11b5c
KH		 8742002-09-13 Kazu Hirata <kazu@cs.umass.edu>
875
876 * config/h8300/fixunssfsi.c: Replace H8/S with H8S.
877 * config/h8300/h8300.c: Likewise.
878 * config/h8300/h8300.h: Likewise.
879 * config/h8300/h8300.md: Likewise.
880 * doc/invoke.texi: Likewise.
881
b6894857
KH		 8822002-09-13 Kazu Hirata <kazu@cs.umass.edu>
883
884 * config/h8300/h8300.c (h8300_init_once): Fix formatting.
885
6c6e776d 8862002-09-13 Matt Austern <austern@apple.com>
b6894857 887
6c6e776d
MA		 888 * cp/cp-tree.h, cp/tree.c: New function non_cast_lvalue_p.
889 * cp/call.c: Change call-by-const-reference mechanism to use
890 non_cast_lvalue_p when deciding whether the create a temporary.
891 We need a temporary when passing, e.g. (long) x by const ref.
892 * testsuite/g++.dg/other/constref[12].C: New, regression tests for
893 passing a cast expression to a function by const reference.
894
d5909a79
RH		 8952002-09-13 Richard Henderson <rth@redhat.com>
896
897 * config/alpha/alpha.md (attr type): Add callpal.
898 (imb, trap, load_tp, set_tp): Use it.
899 * config/alpha/ev4.md (ev4_callpal): New.
900 * config/alpha/ev5.md (ev5_callpal): New.
901 * config/alpha/ev6.md (ev6_ibr): Handle callpal.
902 * config/alpha/alpha.c (alphaev4_insn_pipe): Handle TYPE_CALLPAL.
903 (alphaev5_insn_pipe): Likewise.
904
e0073fa8
AJ		 9052002-09-13 Andreas Jaeger <aj@suse.de>
906
907 * Makefile.in (print-rtl.o): Depend on CONFIG_H.
908
1f298625
SE		 9092002-09-13 Steve Ellcey <sje@cup.hp.com>
910
911 * config/ia64/t-hpux (LIBGCC1_TEST, STMP_FIXPROTO,
912 LIB2ADDEH): New, set to NULL.
913 (SHLIB_EXT, SHLIB_LINK, SHLIB_INSTALL, SHLIB_MKMAP): New.
914
1a7e1470
SE		 9152002-09-13 Steve Ellcey <sje@cup.hp.com>
916
917 * config/ia64/quadlib.c (_U_Qfcmp): Make extern.
918 (_U_Qfcnvfxt_quad_to_sgl): Remove declaration.
919 (_U_Qfeq, _U_Qfne, _U_Qfgt, _U_Qfge, U_Qflt, U_Qfle, _U_Qfcomp):
920 Add declarations.
921 (_U_Qfneg): Remove.
922
d56c04ce
DD		 9232002-09-13 Dhananjay Deshpande <dhananjayd@kpit.com>
924
925 * config/h8300/h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): Add support
8d9afc4e
KH		 926 for H8/300, H8S aa:8 mode.
927 (TINY_CONSTANT_ADDRESS_P): Add support for H8S aa:16 mode.
d56c04ce
DD		 928 * config/h8300/h8300.c (h8300_adjust_insn_length): Adjust length
929 for H8/300 aa:8 mode.
930
4456530d
HP		 9312002-09-13 Hartmut Penner <hpenner@de.ibm.com>
932
933 * config/s390/s390.md ("trap", "conditional_trap", "*trap"): New
934 insns.
935
4d2d910c
RH		 9362002-09-12 Richard Henderson <rth@redhat.com>
937
938 * Makefile.in (HOST_PRINT): Use print-rtl1.o
939 (print-rtl.o): Don't define GENERATOR_FILE.
940 (print-rtl1.o): Rename from $(BUILD_PREFIX_1)print-rtl.o.
941 * print-rtl.c (print_rtx): Include CONST_DOUBLE fp decimal output
942 unless GENERATOR_FILE.
943
7606e68f
SS		 9442002-09-12 Stan Shebs <shebs@apple.com>
945
6ab9a3f4
SS		 946 * config/darwin.h (USER_LABEL_PREFIX): Define here...
947 * config/i386/darwin.h: ... instead of here.
948
7606e68f
SS		 949 * target.h (struct gcc_target): New field
950 terminate_dw2_eh_frame_info.
951 * target-def.h (TARGET_TERMINATE_DW2_EH_FRAME_INFO): Define.
952 (TARGET_INITIALIZER): Add it.
953 * dwarf2out.c (output_call_frame_info): Use target hook.
954 * dwarf2asm.c (dw2_asm_output_delta): Use macro
955 ASM_OUTPUT_DWARF_DELTA if defined.
956 * doc/tm.texi (TARGET_TERMINATE_DW2_EH_FRAME_INFO): Document.
957 (ASM_OUTPUT_DWARF_DELTA): Ditto.
958 (ASM_OUTPUT_DWARF_OFFSET): Ditto.
959 (ASM_OUTPUT_DWARF_PCREL): Ditto.
960 * config.gcc (i[34567]86-*-darwin*): Define extra_parts.
961 (powerpc-*-darwin*): Ditto.
962 * crtstuff.c [OBJECT_FORMAT_MACHO]: Update the Mach-O bits
963 to work correctly for Darwin.
964 * config/darwin.h (OBJECT_FORMAT_MACHO): Define.
965 (STARTFILE_SPEC): Add crtbegin.o.
966 (ENDFILE_SPEC): Define.
967 (EXTRA_SECTION_FUNCTIONS): Put gcc_except_tab in data segment.
968 (ASM_PREFERRED_EH_DATA_FORMAT): Handle more cases.
969 (ASM_OUTPUT_DWARF_DELTA): Define.
970 (TARGET_TERMINATE_DW2_EH_FRAME_INFO): Define.
971 * config/darwin.c (darwin_asm_output_dwarf_delta): New function.
972
20b71b17
AM		 9732002-09-13 Alan Modra <amodra@bigpond.net.au>
974
975 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Remove "if"
976 nesting. Correct test for non-PowerPC64 ELF ABI_AIX.
977 * config/rs6000/rs6000.md (load_toc_v4_PIC*): Disable when ABI_AIX.
978
d48fd218
ZW		 9792002-09-12 Zack Weinberg <zack@codesourcery.com>
980
981 * toplev.c: Move default definition of USER_LABEL_PREFIX...
982 * defaults.h: ... here.
983
92bc3c1a
RH		 9842002-09-12 Richard Henderson <rth@redhat.com>
985
986 * vax.c: Include tree.h earlier.
987
3f64e543
SS		 9882002-09-12 Stan Shebs <shebs@apple.com>
989
990 * config/darwin.c (machopic_finish): Remove #if 0 chunks.
991 (machopic_operand_p): Ditto.
992
52bd31bb
KH		 9932002-09-12 Kazu Hirata <kazu@cs.umass.edu>
994
995 * config/arm/arm.c (arm_compute_initial_elimination_offset):
996 Fix a comment typo.
997
387c9294
KH		 9982002-09-12 Kazu Hirata <kazu@cs.umass.edu>
999
1000 * toplev.c (do_abort): Fix a comment typo.
1001
e34bb004
KH		 10022002-09-12 Kazu Hirata <kazu@cs.umass.edu>
1003
1004 * cselib.c: Fix comment formatting.
1005 * gengtype.c: Likewise.
1006
d0029ebd
KH		 10072002-09-12 Kazu Hirata <kazu@cs.umass.edu>
1008
1009 * config/h8300/h8300.md (udivmodqi4): Do not use an expander.
1010 (udivmodhi4): Likewise.
1011
c3c637e3 10122002-09-12 Graham Stott <graham.stott@btinternet.com>
d48fd218 1013 Roger Sayle <roger@eyesopen.com>
c3c637e3
GS		 1014
1015 * i386.c (any_fp_register_operand, fp_register_operand,
1016 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand):
1017 New predicate functions.
1018 * i386-protos.h: Add their prototypes.
1019 * i386.h: Add them to PREDICATE_CODES.
1020 * i386.md ("*pushsf_rex64"+2, "*pushsf_rex64"+3, "*pushdf_integer"+1,
1021 "*pushdf_integer"+2, "*pushtf_integer"+1, "*pushtf_integer"+2,
1022 "*pushtf_integer"+3, "*pushtf_integer"+4, "*dummy_extendsfdf2"+1,
1023 "*dummy_extendsfdf2"+2, "*dummy_extendsfxf2"+1,
1024 "*dummy_extendsftf2"+1, "*dummy_extendsftf2"+2,
1025 "*dummy_extenddfxf2"+1, "*dummy_extenddftf2"+1,
1026 "*dummy_extenddftf2"+2, "*negsf2_if"+1, "*negsf2_if"+2,
1027 "*negdf2_if_rex64"+1, "*negdf2_if_rex64"+2, "*negxf2_if"+1,
1028 "*negxf2_if"+2, "*negtf2_if"+1, "*negtf2_if"+2, "*abssf2_if"+1,
1029 "*abssf2_if"+2, "*absdf2_if_rex64"+1, "*absdf2_if_rex64"+2,
1030 "*absxf2_if"+1, "*absxf2_if"+2, "*abstf2_if"+1, "*abstf2_if"+2):
1031 Use these new predicates to simplify and correct the use of
1032 FP_REG_P, ANY_FP_REG_P, FP_REGNO_P and any ANY_FP_REGNO_P.
1033
db4c55f6
JM		 10342002-09-12 Jason Merrill <jason@redhat.com>
1035
236a2ac8
JM		 1036 * diagnostic.c (output_add_identifier): New fn.
1037 * diagnostic.h: Declare it.
1038
db4c55f6
JM		 1039 * calls.c (store_one_arg): Use size_in_bytes to determine the
1040 amount of space to push.
1041
13c0bc20
JJ		 10422002-09-12 Jakub Jelinek <jakub@redhat.com>
1043
1044 * config/sparc/linux64.h (STARTFILE_SPEC32): Fix a typo.
1045
0a3bdf9d
UW		 10462002-09-12 Ulrich Weigand <uweigand@de.ibm.com>
1047
1048 * config/s390/s390-modes.def (CCAPmode, CCANmode): New CC modes.
1049 * config/s390/s390.c (s390_match_ccmode_set): Support new CC modes.
1050 (s390_select_ccmode): Likewise.
1051 (s390_branch_condition_mask): Likewise.
1052 (optimization_options): Do not set flag_branch_on_count.
1053 (s390_split_branches): Handle doloop branches.
1054 (s390_chunkify_pool): Likewise.
1055 * config/s390/s390.md ("*adddi3_imm_cc", "*addsi3_imm_cc"): New insns.
1056 ("doloop_end"): New expander.
1057 ("doolop_si", "*doloop_si_long", "doloop_di", "*doloop_di_long",
1058 associated splitters): New.
1059
4f968d93
HP		 10602002-09-11 Hartmut Penner <hpenner@de.ibm.com>
1061
1062 * fold-const.c (make_range): Only narrow to signed range if
1063 the signed range is smaller than the unsigned range.
1064
35aff10b
AM		 10652002-09-12 Alan Modra <amodra@bigpond.net.au>
1066
1067 * emit-rtl.c (set_mem_size): New function.
1068 * expr.h (set_mem_size): Declare.
1069 * config/rs6000/rs6000.c (expand_block_move_mem): Exterminate.
1070 (expand_block_move): Instead, use adjust_address and
1071 replace_equiv_address to generate proper aliasing info.
1072 Move common code out of conditionals. Localize vars.
1073
874f6a6d 10742002-09-09 Eric Botcazou ebotcazou@libertysurf.fr
d48fd218 1075
874f6a6d
EB		 1076 * optabs.c (expand_binop): Minor cleanup.
1077 (expand_twoval_binop): Convert CONST_INTs like in expand_binop.
1078
d1df930b
DN		 10792002-09-11 Dan Nicolaescu <dann@ics.uci.edu>
1080
1081 * print-tree.c (print_node): Print the restrict qualifier.
1082
9026a957
JJ		 10832002-09-11 Janis Johnson <janis187@us.ibm.com>
1084
1085 * doc/install.texi: Fix typos.
1086
3fd9d606
ZW		 10872002-09-11 Zack Weinberg <zack@codesourcery.com>
1088
1089 * Makefile.in: Remove all references to s-under and underscore.c.
1090 * collect2.c, tlink.c: Change all uses of prepends_underscore
1091 to look directly at USER_LABEL_PREFIX.
1092
5b5198f7
DE		 10932002-09-11 David Edelsohn <edelsohn@gnu.org>
1094
1095 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Append
1096 alignment to csect.
1097 (rs6000_xcoff_unique_section): Only set section name for public
1098 data.
1099 (rs6000_xcoff_section_type_flags): Store log2 alignment in flags.
1100 * config/rs6000/xcoff.h (TARGET_ASM_SELECT_SECTION): Remove
1101 duplicate definition.
1102
77de9af2
JDA		 11032002-09-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
1104
1105 * pa.md (extzv): Check predicates before emitting extzv_32.
1106 (insv): Likewise.
1107
33b679d1
UW		 11082002-09-10 Ulrich Weigand <uweigand@de.ibm.com>
1109
1110 * config/s390/s390.h (MOVE_MAX): Define to correct value.
1111 (MAX_MOVE_MAX): Define.
1112 (MOVE_BY_PIECES_P): Define.
1113 (CLEAR_BY_PIECES_P): Define.
1114
bfae8040
DC		 11152002-09-10 Denis Chertykov <denisc@overta.ru>
1116
1117 * config/avr/avr.md (movstrhi): Use right operands for conversion.
1118
7730c3ff
RE		 11192002-09-10 Richard Earnshaw <rearnsha@arm.com>
1120
1121 PR c/7873
1122 * arm.md (insv): Use reg_or_int_operand for operand[3].
1123
5add3202
DE		 11242002-09-10 David Edelsohn <edelsohn@gnu.org>
1125
1126 * rs6000.c (rs6000_assemble_visibility): Protect declaration
1127 inside macro. Correct function definition typo.
1128 (rs6000_xcoff_section_type_flags): New function.
1129 (TARGET_SECTION_TYPE_FLAGS): Remove definition.
1130 (rs6000_elf_section_type_flags): Call default_section_type_flags_1
1131 with appropriate PIC test.
1132 (rs6000_xcoff_select_section): Use decl_readonly_section_1 to
1133 determine readonly.
1134 (rs6000_binds_local_p): Combine PIC flags.
1135 * sysv4.h (TARGET_SECTION_TYPE_FLAGS): Define.
1136 * xcoff.h (TARGET_SECTION_TYPE_FLAGS): Define.
1137
90389422
PB		 11382002-09-09 Per Bothner <per@bothner.com>
1139
1140 * print-tree.c (print_node): In a STRING_CST, escape non-ascii
1141 characters, and only print TREE_STRING_LENGTH chars.
1142
686f3bf0
SE		 11432002-09-09 Steve Ellcey <sje@cup.hp.com>
1144
1145 * config/ia64/hpux.h (TARGET_HPUX_LD): New, define true.
1146 (ASM_FILE_END) New.
1147 * config/ia64/ia64.h (TARGET_HPUX_LD): New, define false.
1148 * config/ia64/ia64-protos.h (ia64_hpux_asm_file_end): New.
1149 * config/ia64/ia64.c (ia64_asm_output_external): Create list
1150 of external functions if TARGET_HPUX_LD is true.
1151 (ia64_hpux_add_extern_decl): New, routine to put names on
1152 list of external functions.
1153 (ia64_hpux_asm_file_end): Put out declarations for external
1154 functions if and only if they are used.
1155
0c263f4e
JDA		 11562002-09-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1157
1158 * pa.md (exception_receiver, builtin_setjmp_receiver): Add blockage
1159 on TARGET_64BIT before pic register restore.
1160
e2a6476e
DE		 11612002-09-09 David Edelsohn <edelsohn@gnu.org>
1162
1163 * doc/tm.texi (TARGET_HAVE_SRODATA_SECTION): New description.
1164 (TARGET_HAVE_TLS): New description.
1165
b73b1546
JJ		 11662002-09-09 Janis Johnson <janis187@us.ibm.com>
1167
1168 * doc/extend.texi (Statement Exprs): Fix broken link.
1169
a9738643
DC		 11702002-09-09 Denis Chertykov <denisc@overta.ru>
1171
1172 * config/avr/avr.md (movstrhi, clrstrhi): Use gen_int_mode for
1173 right conversion of operands[1].
1174
05b9aaaa
UW		 11752002-09-09 Ulrich Weigand <uweigand@de.ibm.com>
1176
1177 * config/s390/s390.md ("*tmdi_reg", "*tmsi_reg"): Do not mark as
1178 commutative. Use "nonimmediate_operand" instead of "register_operand"
1179 as predicate for operand 0. Move to after the "*tmXX_mem" insns.
1180
1181 ("*tmdi_mem", "*tmsi_mem", "*tmhi_mem", "*tmqi_mem"): Do not mark
1182 as commutative.
1183
1184 ("*anddi3_ni", "*andsi3_ni", "*iordi3_ni", "*iorsi3_ni"): Do not
1185 mark as commutative. Use "nonimmediate_operand" instead of
1186 "register_operand" as predicate for operand 1.
1187
1188 ("movstrictsi"): Fix typo in insn name.
1189
7ec70495
JH		 11902002-09-09 Jan Hubicka <jh@suse.cz>
1191
1192 * i386.c (index_register_operand): New.
1193 * i386.h (predicate_codes): Add new predicate.
1194 * i386.md (lea_general_*): Use index_regsiter_operand
1195 (ashift to lea splitter): Do not produce invalid leas
1196 (ashift to mov+ashift split): New.
1197
b2fc915b
NC		 11982002-09-09 Nick Clifton <nickc@redhat.com>
1199
1200 * config/fr30/fr30.c (output.h): Move after inclusion of tree.h.
1201 Fix folding marks.
1202
0b0ad147 12032002-09-09 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
d48fd218 1204 J"orn Rennecke <joern.rennecke@superh.com>
0b0ad147
TM		 1205
1206 * sh/sh.h (OVERRIDE_OPTIONS): align_functions is in bytes, not bits.
1207
2bcc50d0
AM		 12082002-09-09 Alan Modra <amodra@bigpond.net.au>
1209
1210 * config/rs6000/rs6000.c (rs6000_binds_local_p): Return bool.
1211 (function_ok_for_sibcall): Use binds_local_p. Respect longcall
1212 attributes.
1213
c1b4f089
KG		 12142002-09-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1215
1216 * fr30.c (fr30_print_operand): Fix bug in output of CONST_DOUBLE.
1217
b9203463
RH		 12182002-09-08 Richard Henderson <rth@redhat.com>
1219
1220 * dwarf2.h (DW_OP_call_ref): Rename from DW_OP_calli.
1221 (DW_OP_GNU_push_tls_address): New.
1222 (DW_OP_lo_user): Fix.
1223 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): New.
1224 (dwarf_stack_op_name): Handle it, plus other dwarf3 opcodes.
1225 (size_of_loc_descr): Likewise.
1226 (output_loc_operands): Handle INTERNAL_DW_OP_tls_addr.
1227 (add_AT_location_description): Take a dw_loc_descr_ref not an rtx.
1228 (loc_descriptor_from_tree): Handle TLS variables.
1229 (rtl_for_decl_location): Do avoid_constant_pool_reference here ...
1230 (add_location_or_const_value_attribute): ... not here. Defer
1231 to loc_descriptor_from_tree for TLS variables.
1232
1233 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): New.
1234 * config/i386/i386.c (i386_output_dwarf_dtprel): New.
1235 * config/i386/i386-protos.h: Update.
1236
7df98878
RS		 12372002-09-08 Roger Sayle <roger@eyesopen.com>
1238
1239 PR optimization/6405
1240 * unroll.c (loop_iterations): last_loop_insn should be the previous
1241 non-note instruction before loop->end.
1242 * loop.c (strength_reduce): The conditional jump is the last
1243 non-note instruction before loop->end (as above).
1244
f40f4c8e
RS		 12452002-09-08 Roger Sayle <roger@eyesopen.com>
1246
1247 * combine.c (try_combine): Handle the case that undobuf.other_insn
1248 has been turned into a return or unconditional jump, by inserting
1249 a BARRIER if necessary.
1250 (simplify_set): Test if a condition code setter has a constant
1251 comparison at compile time, if so convert this insn to a no-op move
1252 and update/simplify the condition code user (undobuf.other_insn).
1253
e2f97e26
KW		 12542002-09-08 Krister Walfridsson <cato@df.lth.se>
1255
1256 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Redefine.
1257 (CLEAR_INSN_CACHE): Define.
1258
4b7e68e7
KH		 12592002-09-08 Kazu Hirata <kazu@cs.umass.edu>
1260
1261 * basic-block.h: Fix comment formatting.
1262 * c-common.c: Likewise.
1263 * c-common.h: Likewise.
1264 * c-lex.c: Likewise.
1265 * c-pretty-print.c: Likewise.
1266 * cfglayout.c: Likewise.
1267 * cfgloop.c: Likewise.
1268 * defaults.h: Likewise.
1269 * et-forest.c: Likewise.
1270 * explow.c: Likewise.
1271 * function.h: Likewise.
1272 * gcov.c: Likewise.
1273 * genattrtab.c: Likewise.
1274 * gengtype.c: Likewise.
1275 * ifcvt.c: Likewise.
1276 * libgcc2.c: Likewise.
1277 * loop.c: Likewise.
1278 * profile.c: Likewise.
1279 * ra-build.c: Likewise.
1280 * real.c: Likewise.
1281 * rtl.h: Likewise.
1282 * tracer.c: Likewise.
1283 * tree-inline.c: Likewise.
1284 * varasm.c: Likewise.
1285
2567406a
JH		 12862002-09-08 Jan Hubicka <jh@suse.cz>
1287
1288 * emit-rtl.c (set_mem_attributes_minus_bitpos): Fix array_ref
1289 handling.
1290
1291 * loop.c (loop_gics_reduce): Emit addition after.
1292
bd79540a
AM		 12932002-09-08 Alan Modra <amodra@bigpond.net.au>
1294
1295 * varasm.c (default_assemble_visibility): Rename from
1296 assemble_visibility.
1297 * output.h: Here too.
1298 * target-def.h (TARGET_ASM_ASSEMBLE_VISIBILITY): And here.
1299 * config/rs6000/rs6000.c (rs6000_assemble_visibility): And here.
1300
32ff9c74
AM		 13012002-09-08 Alan Modra <amodra@bigpond.net.au>
1302
1303 * reload.c (find_reloads <p constraint>): Pass operand_mode to
1304 find_reloads_address.
1305
6588987e
KH		 13062002-09-08 Kazu Hirata <kazu@cs.umass.edu>
1307
1308 * config/h8300/h8300.md (udivmodqi4): Enable on H8/300.
1309 (anonymous pattern): Likewise.
1310
0100732e
SS		 13112002-09-07 Scott Snyder <snyder@fnal.gov>
1312
1313 PR target/7374
1314 * config/alpha/alpha.md (abstf2): Fix typo: 'neg' for 'abs'.
1315
77043c7c
RS		 13162002-09-07 Roger Sayle <roger@eyesopen.com>
1317
1318 * basic-block.h (struct loop): Remove unused cont_dominator field.
1319
5dd78220
IS		 13202002-09-07 Igor Shevlyakov <igor@microunity.com>
1321
d48fd218 1322 * varasm.c (decode_rtx_const): Don't check undefined field for
5dd78220
IS		 1323 CONST_VECTOR.
1324
b96a3fa3
GN		 13252002-09-07 Glen Nakamura <glen@imodulo.com>
1326
7fa86a10 1327 PR opt/7814
b96a3fa3
GN		 1328 * sched-deps.c (sched_analyze_insn): Make sure to add insn
1329 to reg_last->sets after flushing the dependency lists to guarantee
1330 that subsequent clobbers will be dependent on it.
1331
ad9df12f 13322002-09-07 Igor Shevlyakov <igor@microunity.com>
2567406a 1333
ad9df12f
IS		 1334 * combine.c (simplify_shift_const): Calculate rotate count
1335 correctly for vector operands.
1336
54c93c30
AE		 13372002-09-07 Ansgar Esztermann <ansgar@thphy.uni-duesseldorf.de>
1338
1339 * c-typeck.c (c_tree_expr_nonnegative_p): New function.
1340 (build_binary_op): Call c_tree_expr_nonnegative_p rather than
2567406a 1341 tree_expr_nonnegative_p.
54c93c30
AE		 1342 (build_conditional_expr): Likewise.
1343 * c-tree.h (c_tree_expr_nonnegative_p): Declare.
1344
36eea25f
RH		 13452002-09-07 Richard Henderson <rth@redhat.com>
1346
3aa4cad7
RH		 1347 * builtins.def (inf, inff, infl): Mark const.
1348 (huge_val, huge_valf, huge_vall): Likewise.
1349 (BUILT_IN_GETEXP, BUILT_IN_GETMAN): Remove.
1350
36eea25f
RH		 1351 * real.c (ereal_inf): Clear E before use.
1352
5c102b48
KH		 13532002-09-07 Kazu Hirata <kazu@cs.umass.edu>
1354
1355 * config/h8300/h8300.md (udivmodqi4): Split the pattern into
1356 an expander and an anonymous pattern. Zero out the upper half
1357 of the dividend in the expander.
1358 (udivmodqi4): Likewise.
1359
8bd06267
KH		 13602002-09-07 Kazu Hirata <kazu@cs.umass.edu>
1361
1362 * config/h8300/h8300.c: Fix formatting.
1363 * config/h8300/h8300.h: Likewise.
1364 * config/h8300/h8300.md: Likewise.
1365
39587bb9
ZD		 13662002-09-07 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1367
1368 * cfgcleanup.c (try_crossjump_to_edge): Fix updating of liveness
1369 information.
1370
92d9256d
GS		 13712002-09-07 Graham Stott <graham.stott@btinternet.con>
1372
1373 * rtlanal.c (dead_or_set_regno_p): Fix typo.
1374
93638d7a
AM		 13752002-09-07 Alan Modra <amodra@bigpond.net.au>
1376
fea76d82
AM		 1377 * config/rs6000/linux64.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1378
93638d7a
AM		 1379 * doc/tm.texi (TARGET_ASM_ASSEMBLE_VISIBILITY): Describe.
1380 * target-def.h (TARGET_ASM_ASSEMBLE_VISIBILITY): Define.
1381 (TARGET_ASM_OUT): Add the above here.
1382 * target.h (struct gcc_target): Add "visibility" field.
1383 * varasm.c (maybe_assemble_visibility): Call targetm visibility func.
1384 * config/rs6000/rs6000.c (rs6000_assemble_visibility): New function.
1385 (TARGET_ASM_ASSEMBLE_VISIBILITY): Define.
1386 (rs6000_legitimize_reload_address, first_reg_to_save): Formatting.
1387
370ce32a
ZL		 13882002-09-06 Ziemowit Laski <zlaski@apple.com>
1389
1390 * c-lang.c (objc_is_id): New stub.
1391 * c-tree.h (objc_is_id): New forward declaration.
1392 * c-typeck.c (build_c_cast): Do not strip protocol
1393 qualifiers from 'id' type.
1394 * objc/objc-act.c (objc_comptypes): Correct handling
1395 of protocol qualifiers.
1396 (objc_is_id): New.
1397
942579db
JL		 1398Fri Sep 6 13:10:08 2002 Jeffrey A Law (law@redhat.com)
1399
54c93c30 1400 * pentium.md (pentium-firstvboth): Fix typo.
942579db 1401
c4dfc70c
DD		 14022002-09-06 Dhananjay Deshpande <dhananjayd@kpit.com>
1403
1404 * h8300.c (enum shift_alg): Move to earlier in h8300.c.
1405 (enum shift_type, enum h8_cpu): Likewise.
1406 (INL, ROT, LOP, SPC macros): Likewise.
1407 (shift_alg_qi, shift_alg_hi, shift_alg_si): Likewise. Lose
1408 const designator.
1409 (h8300_init_once): Update shift_alg_{qi,hi,si} to use more
1410 space efficient algorithms when optimize for codesize.
1411
5873a4c1
NP		 1412Fri Sep 6 16:35:32 2002 Nicola Pero <n.pero@mi.flashnet.it>
1413
1414 Fix PR/1727 and long-standing failing testcase
1415 objc/formal-protocol-6.m.
1416 * objc-act.c (build_protocol_expr): If compiling for the GNU
1417 runtime, create a list of Protocol statically allocated instances
1418 if it doesn't exist, then add the Protocol object to this same
1419 list.
1420 (get_objc_string_decl): Fixed typo/bug - TREE_VALUE had been used
1421 instead of TREE_CHAIN.
1422
e30d4c82
NP		 1423Fri Sep 6 16:17:33 2002 Nicola Pero <n.pero@mi.flashnet.it>
1424
1425 * objc/objc-act.c (dump_interface): Enlarged the char * buffer to
1426 10k. Fixed category dumping - print out category names with the
1427 proper syntax. Print '@end\n' and not '\n@end' at the end of the
1428 interface.
22d4398d 1429 (finish_objc): Fixed the -gen-decls option. It was printing out
e30d4c82
NP		 1430 only the last class. Dump an interface declaration of all classes
1431 being compiled instead.
1432
fcd53748
JT		 14332002-09-06 Jason Thorpe <thorpej@wasabisystems.com>
1434
2567406a
JH		 1435 * config/arm/arm-protos.h (arm_gen_return_addr_mask): New
1436 prototype.
fcd53748
JT		 1437 * config/arm/arm.c (arm_gen_return_addr_mask): New function.
1438 * config/arm/arm.h (MASK_RETURN_ADDR): Use arm_gen_return_addr_mask
1439 if not APCS26 and not Thumb or ARMv4-or-higher. Use gen_int_mode
1440 rather than GEN_INT.
1441 * config/arm/arm.md (UNSPEC_CHECK_ARCH): Define.
1442 (return_addr_mask, *check_arch2): New.
1443
96fd3851
UW		 14442002-09-06 Ulrich Weigand <uweigand@de.ibm.com>
1445
2567406a 1446 * config/s390/s390.md ("*adddi3_cc", "*adddi3_cconly",
96fd3851 1447 "*adddi3_cconly2", "*adddi3_64", "*adddi3_31", "adddi3",
2567406a 1448 "*addsi3_carry1_cc", "*addsi3_carry1_cconly",
96fd3851
UW		 1449 "*addsi3_carry2_cc", "*addsi3_carry2_cconly",
1450 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2", "addsi3",
2567406a 1451 "adddf3", "*adddf3", "*adddf3_ibm",
96fd3851
UW		 1452 "addsf3", "*addsf3", "*addsf3_ibm",
1453 "muldi3", "mulsi3", "mulsidi3",
1454 "muldf3", "*muldf3", "*muldf3_ibm",
1455 "mulsf3", "*mulsf3", "*mulsf3_ibm",
1456 "*anddi3_cc", "*anddi3_cconly", "anddi3",
1457 "*andsi3_cc", "*andsi3_cconly", "andsi3",
1458 "*iordi3_cc", "*iordi3_cconly", "iordi3",
1459 "*iorsi3_cc", "*iorsi3_cconly", "iorsi3",
1460 "*xordi3_cc", "*xordi3_cconly", "xordi3",
1461 "*xorsi3_cc", "*xorsi3_cconly", "xorsi3"): Use "nonimmediate_operand"
1462 instead of "register_operand" as predicate for "%0" operand.
1463
22252625
JJ		 14642002-09-06 Jakub Jelinek <jakub@redhat.com>
1465
1466 * configure.in (HAVE_AS_OFFSETABLE_LO10): Use -xarch=v9
1467 unconditionally when gcc_cv_as_flags64 checks are gone.
1468 * configure: Rebuilt.
1469
bc401279
AM		 14702002-09-06 Alan Modra <amodra@bigpond.net.au>
1471
1472 * config/rs6000/rs6000.md (extzvsi_internal2): Revert most of
1473 2002-07-26 change. Comment.
1474
b3fbfc07
KG		 14752002-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1476
1477 * frv.c (frv_unique_section, frv_select_section,
1478 frv_select_rtx_section): Delete.
1479 (frv_in_small_data_p): New.
1480 (TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_SECTION,
1481 TARGET_ASM_SELECT_RTX_SECTION): Delete.
1482 (TARGET_IN_SMALL_DATA_P): Define.
1483
41e34bab
DJ		 14842002-09-05 Dale Johannesen <dalej@apple.com>
1485
1486 * reload1.c (reload): Retain only those memory clobbers
1487 added for variable-array handling.
1488
dc0ba55a
JT		 14892002-09-05 Jason Thorpe <thorpej@wasabisystems.com>
1490
1491 * config/arm/arm.c (arm_return_in_memory): Implement ATPCS
2567406a 1492 return-in-memory rules.
dc0ba55a
JT		 1493 * config/arm/arm.h (ARM_FLAG_ATPCS, TARGET_ATPCS): Define.
1494
dd19d142
DE		 14952002-09-05 David Edelsohn <edelsohn@gnu.org>
1496
1497 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Delete.
1498 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Delete.
1499
3717da94
JT		 15002002-09-05 Jason Thorpe <thorpej@wasabisystems.com>
1501
1502 * real.c: Avoid parse error if FLOAT_WORDS_BIG_ENDIAN is
1503 not a compile-time constant for the non-IBM case.
1504 * config/arm/arm-protos.h (arm_float_words_big_endian): New
2567406a 1505 prototype.
3717da94 1506 * config/arm/arm.c (arm_float_words_big_endian): New function.
b5b620a4 1507 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __VFP_FP__
2567406a
JH		 1508 if TARGET_VFP and not TARGET_HARD_FLOAT.
1509 (ARM_FLAG_VFP, TARGET_VFP): Define.
3717da94
JT		 1510 (FLOAT_WORDS_BIG_ENDIAN): Use arm_float_words_big_endian.
1511
225cee28
DE		 15122002-09-05 David Edelsohn <edelsohn@gnu.org>
1513
1514 * doc/install.texi: Correct text of s390-*-linux* and s390x-*-linux*
1515 URLs. Fix AIX wording.
1516
c72bfda7
SS		 15172002-09-05 Stan Shebs <shebs@apple.com>
1518
1519 * config/rs6000/rs6000.c (rs6000_override_options): Make -fpic and
1520 -fPIC equivalent on Darwin.
1521
3578cf63
R		 1522Thu Sep 5 16:27:47 2002 J"orn Rennecke <joern.rennecke@superh.com>
1523
1524 * sh.c (sh_expand_builtin): Return early if encountering an
1525 error_mark for a type.
1526
7974fe63
UW		 15272002-09-05 Ulrich Weigand <uweigand@de.ibm.com>
1528
1529 * config/s390/s390.c (s390_expand_plus_operand): Do not require
1530 double-word scratch register.
1531 config/s390/s390.md ("reload_indi", "reload_insi"): Adapt.
1532
2567406a 1533 ("*tmqi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem", "*tmqi_mem",
7974fe63
UW		 1534 "*cli"): Replace s_operand by memory_operand.
1535 ("cmpstrdi", "cmpstrsi"): Replace s_operand by general_operand.
1536
f8cb5851
KH		 15372002-09-05 Kazu Hirata <kazu@cs.umass.edu>
1538
1539 * config/h8300/h8300.c (asm_file_start): Add a missing
1540 semicolon.
1541
5fc0e5df
KW		 15422002-09-04 Krister Walfridsson <cato@df.lth.se>
1543
1544 * config/i386/i386.h (GOT_SYMBOL_NAME): Define.
1545 * config/i386/i386.c (output_set_got): Use GOT_SYMBOL_NAME.
1546 (ix86_output_addr_diff_elt) Likewise.
1547 (x86_output_mi_thunk) Likewise.
1548 * config/i386/netbsd.h (GOT_SYMBOL_NAME): Redefine.
1549
f4b488fd
KG		 15502002-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1551
1552 * frv.c (frv_encode_section_info): Fix error in last change.
1553
0e5dbd9b
DE		 15542002-09-04 David Edelsohn <edelsohn@gnu.org>
1555
1556 * config/rs6000/rs6000.c (rs6000_flag_pic): New variable.
1557 (rs6000_elf_encode_section_info): ATTRIBUTE_UNUSED.
1558 (TARGET_BINDS_LOCAL_P): Define.
1559 (rs6000_override_options): Save original flag_pic value.
1560 (rs6000_elf_select_section): Call default_elf_select_section_1.
1561 (rs6000_elf_unique_section): Call default_unique_section_1.
1562 (rs6000_elf_in_small_data_p): New function.
1563 (rs6000_xcoff_asm_named_section): Determine storage mapping class.
1564 (rs6000_xcoff_select_section): Update based on defaults.
1565 (rs6000_xcoff_unique_section): Set to basic name if not common.
1566 (rs6000_binds_local_p): New function.
1567 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set
1568 targetm.have_srodata_section if SDATA_EABI.
1569 (TARGET_IN_SMALL_DATA_P): Define.
1570
f57f9cb8
DJ		 15712002-09-04 Dale Johannesen <dalej@apple.com>
1572
1573 * varasm.c (struct rtx_const, decode_rtx_const):
1574 Make veclo and vechi fields not share storage.
1575
ed6cc1f5
R		 1576Thu Sep 5 00:34:33 2002 J"orn Rennecke <joern.rennecke@superh.com>
1577
1578 * loop.c (scan_loop): Don't mark separate insns out of a libcall
1579 for moving.
1580 (move_movables): Abort if we see the first insn of a libcall.
1581
ab5e2615
RH		 15822002-09-04 Richard Henderson <rth@redhat.com>
1583
1584 * builtin-types.def (BT_FN_FLOAT): New.
1585 (BT_FN_DOUBLE, BT_FN_LONG_DOUBLE): New.
1586 * builtins.def (BUILT_IN_INF, BUILT_IN_INFF, BUILT_IN_INFL,
1587 BUILT_IN_HUGE_VAL, BUILT_IN_HUGE_VALF, BUILT_IN_HUGE_VALL): New.
1588 * builtins.c (fold_builtin_inf): New.
1589 (fold_builtin): Call it.
1590 * real.c (ereal_inf): New.
1591 * real.h: Declare it.
1592 * doc/extend.texi: Document new builtins.
1593
9beb7d20
RH		 15942002-09-04 Richard Henderson <rth@redhat.com>
1595
1596 * cse.c (cse_insn): Avoid subreg games if the equivalence
1597 is already in the proper mode.
1598
29984e05
EB		 15992002-09-04 Eric Botcazou <ebotcazou@multimania.com>
1600
1601 PR c/7102
1602 * optabs.c (expand_binop): Convert CONST_INTs in all cases.
1603
8d46398e
JDA		 16042002-09-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1605
1606 * pa.md (setccfp0, setccfp1): New patterns.
1607
14966b94
KG		 16082002-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1609
1610 * frv-protos.h (frv_init_builtins, frv_expand_builtin,
1611 frv_select_section, frv_select_rtx_section,
1612 frv_encode_section_info, frv_unique_section): Delete.
1613 * frv.c: Update for target hooks.
1614 * frv.h (STRIP_NAME_ENCODING, SLOW_ZERO_EXTEND, SELECT_SECTION,
1615 SELECT_RTX_SECTION, ENCODE_SECTION_INFO, UNIQUE_SECTION,
1616 EASY_DIV_EXPR, MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Delete.
1617
c8bf1a1a
KG		 16182002-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1619
1620 * ip2k-protos.h (function_prologue, function_epilogue,
1621 encode_section_info): Update to match target hook specification.
1622 * ip2k.c: Wrap `MDR' code in IP2K_MD_REORG_PASS.
1623 (function_prologue, function_epilogue, encode_section_info):
1624 Update to match target hook specification.
1625 * ip2k.h (SELECT_SECTION, SELECT_RTX_SECTION, ASM_OPEN_PAREN,
1626 ASM_CLOSE_PAREN, EASY_DIV_EXPR): Delete.
1627 (NOTICE_UPDATE_CC): Cast to void.
1628 * ip2k.md: Add defaults in switch statements.
1629
0484cb35
JJ		 16302002-09-04 Janis Johnson <janis187@us.ibm.com>
1631
1632 * doc/trouble.texi (Interoperation): Update information about C++ ABI
1633 issues.
1634
3e62bd08
JT		 16352002-09-04 Jason Thorpe <thorpej@wasabisystems.com>
1636
1637 * config/sparc/t-netbsd64: Disable multilib for now.
1638
275b6d80
DE		 16392002-09-04 David Edelsohn <edelsohn@gnu.org>
1640
1641 * target-def.h (TARGET_HAVE_SRODATA_SECTION): New macro.
1642 * target.h (gcc_target): Add have_srodata_section member.
1643 * varasm.c (section_category): Add SECCAT_SRODATA.
1644 (categorize_decl_for_section): Return SECCAT_SRODATA for sdata if
1645 READONLY_SDATA_SECTION defined.
1646 (decl_readonly_section_1): True for SECCAT_SRODATA also.
1647 (default_elf_select_section_1): Map SECCAT_SRODATA to .sdata2.
1648 (default_unique_section_1): Likewise.
1649
015b1ad1
JDA		 16502002-09-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1651
1652 * expr.c (emit_group_load): Revise to allow splitting TCmode source
1653 into DImode pieces.
1654
1655 * pa-64.h (LONG_DOUBLE_TYPE_SIZE): Define to 128.
1656 * pa64-regs.h (CLASS_CANNOT_CHANGE_MODE_P): Inhibit changes from SImode
1657 for floating-point register class.
1658 * pa.c (function_arg): Fix handling of modes wider than one word for
1659 TARGET_64BIT.
1660
b10f2187
R		 1661Wed Sep 4 18:48:10 2002 J"orn Rennecke <joern.rennecke@superh.com>
1662
1663 * combine.c (make_compound_operation): Don't generate zero / sign
1664 extensions in floating point modes.
1665
478c9e72
JJ		 16662002-09-04 Janis Johnson <janis187@us.ibm.com>
1667
1668 * doc/c-tree.texi: Fix overfull hboxes.
1669 * doc/cppopts.texi: Ditto.
1670 * doc/extend.texi: Ditto.
1671 * doc/gty.texi: Ditto.
1672 * doc/invoke.texi: Ditto.
1673 * doc/makefile.texi: Ditto.
1674 * doc/rtl.texi: Ditto.
1675 * doc/standards.texi: Ditto.
1676 * doc/tm.texi: Ditto.
1677
77e8a0cc
RH		 16782002-09-04 Richard Henderson <rth@redhat.com>
1679
1680 * c-common.c (builtin_define_with_hex_fp_value): New.
1681 (builtin_define_float_constants): Use it. Fix H_FLOAT mant_dig.
1682
a9c60612
JJ		 16832002-09-04 Janis Johnson <janis187@us.ibm.com>
1684
1685 * doc/invoke.texi (-fshort-wchar): Move to Code Generation Options.
1686 (-fpcc-struct-return, -freg-struct-return, -fshort-enums,
1687 -fshort-double, -fshort-wchar, -fpack-struct, -fleading-underscore):
1688 Warn that these options can break ABI compatibility.
1689
4b67a274
RH		 16902002-09-04 Richard Henderson <rth@redhat.com>
1691
1692 * real.c (ereal_to_decimal): Add digits parameter.
1693 * real.h (REAL_VALUE_TO_DECIMAL): Remove format; add digits parameter.
1694 * c-pretty-print.c (pp_c_real_literal): Update call.
1695 * print-rtl.c (print_rtx): Likewise.
1696 * print-tree.c (print_node_brief, print_node): Likewise.
1697 * sched-vis.c (print_value): Likewise.
1698 * config/arc/arc.c (arc_print_operand): Likewise.
1699 * config/c4x/c4x.c (c4x_print_operand): Likewise.
1700 * config/i370/i370.h (PRINT_OPERAND): Likewise.
1701 * config/i386/i386.c (print_operand): Likewise.
1702 * config/i960/i960.c (i960_print_operand): Likewise.
1703 * config/ip2k/ip2k.c (asm_output_float): Likewise.
1704 * config/m32r/m32r.c (m32r_print_operand): Likewise.
1705 * config/m68hc11/m68hc11.c (print_operand): Likewise.
1706 * config/m68k/hp320.h (PRINT_OPERAND, ASM_OUTPUT_FLOAT_OPERAND,
1707 ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND): Likewise.
2567406a 1708 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND,
4b67a274
RH		 1709 ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND): Likewise.
1710 * config/m68k/sun2o4.h (ASM_OUTPUT_FLOAT_OPERAND,
1711 ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
1712 * config/m68k/sun3.h (ASM_OUTPUT_FLOAT_OPERAND,
1713 ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
1714 * config/mips/mips.c (print_operand): Likewise.
1715 * config/ns32k/ns32k.c (print_operand): Likewise.
1716 * config/pdp11/pdp11.h (PRINT_OPERAND): Likewise.
1717 * config/vax/vax.h (PRINT_OPERAND): Likewise.
1718 * doc/tm.texi (REAL_VALUE_TO_DECIMAL): Update docs.
1719
01abf342
BW		 17202002-09-04 Bob Wilson <bob.wilson@acm.org>
1721
1722 * config/xtensa/elf.h (TARGET_SECTION_TYPE_FLAGS): Define to
1723 xtensa_multibss_section_type_flags.
1724 * config/xtensa/xtensa.c (xtensa_multibss_section_type_flags): Define.
1725
cd42d3df
RH		 17262002-09-04 Richard Henderson <rth@redhat.com>
1727
1728 * doc/install-old.texi: Don't mention enquire.
1729 * doc/sourcebuild.texi: Update float.h description.
1730
502e6d5a
R		 1731Wed Sep 4 11:22:14 2002 J"orn Rennecke <joern.rennecke@superh.com>
1732
1733 * sh.md (mperm_w_little, mperm_w_big): Supply mode for zero_extract.
1734
2cc9fb4c
DE		 17352002-09-03 David Edelsohn <edelsohn@gnu.org>
1736
1737 * varasm.c (default_section_type_flags): Append _1 to name with
1738 shlib parameter. Use original name to call new function with
1739 implicit flag_pic.
1740 (decl_readonly_section): Likewise.
1741 (default_elf_select_section): Likewise.
1742 (default_unique_section): Likewise.
1743 (default_bind_local_p): Likewise.
1744 (categorize_decl_for_section): Add shlib parameter to use in place
1745 of implicit flag_pic.
1746 * output.h: Declare new functions with _1 and shlib argument.
1747
7c19f816
JJ		 17482002-09-03 Janis Johnson <janis187@us.ibm.com>
1749
8c085f6f
JJ		 1750 * doc/install.texi: Fix typos, formatting problems, and obvious
1751 overfull/underfull boxes.
1752
7c19f816
JJ		 1753 * Makefile.in (TEXI_GCC_FILES): Add compat.texi.
1754 * doc/gcc.texi (Top): Add new chapter, Binary Compatibility, and
1755 include its file, compat.texi.
1756 * doc/compat.texi: New file with new chapter, Binary Compatibility.
1757
79ba5e3b
NB		 17582002-09-03 Neil Booth <neil@daikokuya.co.uk>
1759
1760 Debian BTS Bug #157416
1761 * cpphash.h (FIRST, LAST, CUR, RLIMIT): Fix definitions.
1762 * cpplib.c (destringize_and_run): Kludge around getting
1763 tokens from in-progress macros.
1764 (_cpp_do__Pragma): Simplify.
1765
57016b47
SE		 17662002-09-03 Steve Ellcey <sje@cup.hp.com>
1767
1768 * config/ia64/ia64.h (EXTRA_SPECS): Remove cpp_cpu.
1769 (CPP_CPU_SPEC): Remove.
1770 (TARGET_CPU_CPP_BUILTINS): New.
1771 * config/ia64/hpux.h (CPP_PREDEFINES): Remove.
1772 (CPP_SPEC): Remove.
1773 (TARGET_OS_CPP_BUILTINS): New.
1774 * config/ia64/linux.h (CPP_PREDEFINES): Remove.
1775 (TARGET_OS_CPP_BUILTINS): New.
1776 * config/ia64/aix.h (CPP_SPEC): Move some stuff to
1777 TARGET_OS_CPP_BUILTINS.
1778 (CPP_PREDEFINES): Remove.
1779 (CPLUSPLUS_CPP_SPEC): Remove.
1780 (TARGET_OS_CPP_BUILTINS): New.
1781
d57a4b98
RH		 17822002-09-03 Richard Henderson <rth@redhat.com>
1783
1784 * Makefile.in (USER_H): Add ginclude/float.h.
1785 (FLOAT_H): Remove.
1786 (stmp-int-hdrs, install-mkheaders): Don't handle FLOAT_H.
1787 (mostlyclean): Don't remove float.h intermediate files.
1788 (distclean): Don't remove float.h.
1789 * config.gcc: Remove all float_format references.
1790 * configure.in (float_format, float_h_file): Remove.
1791
1792 * c-common.c: Include tree-inline.h.
1793 (builtin_define_with_int_value): New.
1794 (builtin_define_type_precision): Use it.
1795 (builtin_define_float_constants): New.
1796 (cb_register_builtins): Use it. Define __FLT_RADIX__ and
1797 __FLT_EVAL_METHOD__.
1798 * defaults.h (TARGET_FLT_EVAL_METHOD): New.
1799 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): New.
1800 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): New.
1801 * doc/tm.texi (INTEL_EXTENDED_IEEE_FORMAT): Mention moto 96-bit format.
1802 (TARGET_FLT_EVAL_METHOD): New.
1803
1804 * config/float-c4x.h, config/float-i128.h, config/float-i32.h,
1805 config/float-i386.h, config/float-i64.h, config/float-m68k.h,
1806 config/float-sh.h, config/float-sparc.h, config/float-vax.h: Remove.
1807 * ginclude/float.h: New.
1808
527347f0
SS		 18092002-09-03 Stan Shebs <shebs@apple.com>
1810
1811 * config/darwin.h (WARN_FOUR_CHAR_CONSTANTS): Remove, never used.
1812 (DWARF2_DEBUGGING_INFO): Remove until assembler accepts Dwarf-2.
1813 (PREFERRED_DEBUGGING_TYPE): Ditto.
1814 (ASM_OUTPUT_IDENT): Remove empty definition.
1815
34c1864f
SE		 18162002-09-03 Steve Ellcey <sje@cup.hp.com>
1817
1818 * config.gcc (ia64*-*-hpux*): Add ia64-c.o to c_target and
1819 cxx_target.
1820 * config/ia64/hpux.h (REGISTER_TARGET_PRAGMAS): Register pragma
1821 handling routine for builtin pragma.
1822 * config/ia64/ia64-protos.h (ia64_hpux_handle_builtin_pragma):
1823 Registered pragma handling routine.
1824 * ia64-c.c (ia64_hpux_handle_builtin_pragma): Ditto.
1825 (ia64_hpux_add_pragma_builtin) New subroutine used by above.
1826 If builtin pragma seen for math routine and C89 conformance is
1827 requested use different math function in order to set errno.
1828 * t-ia64 (ia64-c.o): Add new rule for new file.
1829
9b7c75b9
UW		 18302002-09-03 Ulrich Weigand <uweigand@de.ibm.com>
1831
1832 * config/s390/s390.md ("movti"): Add Q->Q alternative.
1833 ("*movdi_64", "*movdi_31", "*movsi", "movhi", "movqi_64",
1834 "movqi", "*movdf_64", "*movdf_31", "*movsf"): Likewise.
2567406a
JH		 1835
1836 ("*movti_ss", "*movdi_ss", "*movsi_ss", "*movdf_ss",
9b7c75b9
UW		 1837 "*movsf_ss"): Remove.
1838
710ba35f
JDA		 18392002-09-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1840
1841 * pa32-regs.h (CLASS_CANNOT_CHANGE_MODE, CLASS_CANNOT_CHANGE_MODE_P):
1842 Delete macros.
1843
ff970081
AD		 18442002-09-03 Arati Dikey <aratid@kpit.com>
1845
1846 * h8300.c (asm_file_start): Corrected optimization comment.
1847
b50d021d
SS		 18482002-09-03 Stan Shebs <shebs@apple.com>
1849
1850 * c-lang.c (recognize_objc_keyword): Remove, no longer used.
1851 * c-tree.h (recognize_objc_keyword): Remove decl.
1852 * c-typeck.c (comp_target_types): Update a comment.
1853
b808c04c
UW		 18542002-09-03 Ulrich Weigand <uweigand@de.ibm.com>
1855
1856 * config/s390/s390.c (s390_decompose_address): Remove STRICT parameter
1857 and register validity checks.
1858 (general_s_operand): Adapt to s390_decompose_address interface change.
1859 (q_constraint): Likewise.
1860 (s390_expand_plus_operand): Likewise.
1861 (legitimiate_address_p): Likewise.
1862 (legitimate_la_operand_p): Likewise.
1863 (legitimize_la_operand): Likewise.
1864 (print_operand_address): Likewise.
1865 (print_operand): Likewise.
1866
ee453219
NP		 1867Tue Sep 3 11:32:14 2002 Nicola Pero <n.pero@mi.flashnet.it>
1868
1869 PR objc/5956:
1870 * objc/objc-act.c (build_typed_selector_reference): Fix typo which
2567406a
JH		 1871 was causing the new selector never to match the existing ones
1872 (Patch by Alexander Malmberg <alexander@malmberg.org>).
ee453219 1873
d82283d5
GS		 18742002-09-03 Graham Stott <graham.stott@btinternet.com>
1875
1876 * config/i386/i386.md ("femms"): Add "memory" attr "none".
1877
18782002-09-03 Graham Stott <graham.stott@btinternet.com>
c7a009a2
GS		 1879
1880 * expr.c (expand_expr): Remove extraneous comment and code.
1881
98c0d8d1
RH		 18822002-08-31 Richard Henderson <rth@redhat.com>
1883
1884 * expr.c (block_move_libcall_safe_for_call_parm): Fix thinko.
1885
a5f3f0ab
JDA		 18862002-08-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
1887
1888 * pa.c (pa_globalize_label): Add ATTRIBUTE_UNUSED to prototype.
1889
38ec83b1
RH		 18902002-08-30 Richard Henderson <rth@redhat.com>
1891
c9989d09 1892 PR opt/7515
38ec83b1
RH		 1893 * c-objc-common.c: Include target.h.
1894 (c_cannot_inline_tree_fn): Don't auto-inline functions that
1895 don't bind locally. Factor setting DECL_UNINLINABLE.
1896 * Makefile.in (c-objc-common.o): Update.
1897
4c64396e
JJ		 18982002-08-30 Janis Johnson <janis187@us.ibm.com>
1899
1900 * doc/install.texi (Configuration, Building): Fix a typo and
1901 some formatting directives.
1902
4226378a
PK		 19032002-08-30 Paul Koning <pkoning@equallogic.com>
1904
1905 * doc/c-tree.texi (RDIV_EXPR): Fix typo.
1906 * doc/rtl.texi (post_modify): Remove misplaced text, remove "not
1907 implemented" note.
1908 * doc/md.texi (IP2K): Move machine-specific constraints before MIPS
1909 for alphabetic order.
1910 * doc/tm.texi (TARGET_FLOAT_FORMAT): Update description for
1911 VAX_FLOAT_FORMAT. Remove reference to HOST_FLOAT_FORMAT.
1912 (VAX_HALFWORD_ORDER): Document.
1913 (LARGEST_EXPONENT_IS_NORMAL): Remove note about being only for
1914 IEEE float format.
1915 (TARGET_SCHED_ISSUE_RATE): Reword reference to MAX_DFA_ISSUE_RATE.
1916 (ASM_OUTPUT_LABEL_REF): Fix font.
1917 (CASE_VECTOR_SHORTEN_MODE): Ditto.
1918
b8074dbe
DC		 19192002-08-30 Denis Chertykov <denisc@overta.ru>
1920
1921 * config/ip2k/ip2k.c (ip2k_set_compare): Remove all const_double
1922 stuff.
1923 (ip2k_gen_unsigned_comp_branch): Handle CONST_INT and
1924 CONST_DOUBLE constants.
2567406a 1925
55f49e3d
JT		 19262002-08-30 Jason Thorpe <thorpej@wasabisystems.com>
1927
1928 * config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Move language-
1929 related defines to...
1930 (SUBTARGET_LANGUAGE_CPP_BUILTINS): ...here.
1931 * config/alpha/netbsd.h (SUBTARGET_LANGUAGE_CPP_BUILTINS): Redefine
1932 as a no-op.
1933
e1944073
KW		 19342002-08-30 Krister Walfridsson <cato@df.lth.se>
1935
1936 * config/arm/arm.c (arm_asm_output_labelref): New function.
1937 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Call arm_asm_output_labelref.
1938 * config/arm/arm-protos.h: Add prototype for arm_asm_output_labelref.
1939
6e92b3a1
RB		 19402002-08-29 Rodney Brown <rbrown64@csc.com.au>
1941
1942 * doc/install.texi (Specific, alpha*-dec-osf*): Add "virtual
1943 memory exhausted" workarounds.
1944
9d533cb5
GDR		 19452002-08-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
1946
1947 * diagnostic.c (fancy_abort): Don't repeat "internal error".
1948 * toplev.c (crash_signal): Likewise.
1949
1f676100
NP		 1950Fri Aug 30 00:33:37 2002 Nicola Pero <n.pero@mi.flashnet.it>
1951
1952 * doc/cpp.texi (__NEXT_RUNTIME__): Extended documentation.
1953 * doc/invoke.texi (-fnext-runtime, -Wno-protocol, -Wselector):
1954 Extended, updated documentation.
1955 (-Wundeclared-selector): Documented.
1956
23532de9
JT		 19572002-08-29 Jason Thorpe <thorpej@wasabisystems.com>
1958
1959 * config/chorus.h: Consistently define *_DEBUGGING_INFO with
1960 the value 1. Do not undef before defining.
1961 * config/darwin.h: Likewise.
1962 * config/dbx.h: Likewise.
1963 * config/dbxcoff.h: Likewise.
1964 * config/dbxelf.h: Likewise.
1965 * config/elfos.h: Likewise.
1966 * config/interix.h: Likewise.
1967 * config/lynx-ng.h: Likewise.
1968 * config/lynx.h: Likewise.
1969 * config/netware.h: Likewise.
1970 * config/psos.h: Likewise.
1971 * config/svr3.h: Likewise.
1972 * config/alpha/alpha.h: Likewise.
1973 * config/alpha/elf.h: Likewise.
1974 * config/alpha/vms.h: Likewise.
1975 * config/arc/arc.h: Likewise.
1976 * config/arm/aout.h: Likewise.
1977 * config/arm/coff.h: Likewise.
1978 * config/c4x/c4x.h: Likewise.
1979 * config/h8300/h8300.h: Likewise.
1980 * config/i386/cygwin.h: Likewise.
1981 * config/i386/djgpp.h: Likewise.
1982 * config/i386/gas.h: Likewise.
1983 * config/i386/gstabs.h: Likewise.
1984 * config/i386/i386-coff.h: Likewise.
1985 * config/i386/i386-interix.h: Likewise.
1986 * config/i386/sco5.h: Likewise.
1987 * config/i386/svr3dbx.h: Likewise.
1988 * config/i386/sysv3.h: Likewise.
1989 * config/i386/win32.h: Likewise.
1990 * config/i386/x86-64.h: Likewise.
1991 * config/i960/i960.h: Likewise.
1992 * config/ia64/ia64.h: Likewise.
1993 * config/ip2k/ip2k.h: Likewise.
1994 * config/m32r/m32r.h: Likewise.
1995 * config/m68k/3b1.h: Likewise.
1996 * config/m68k/3b1g.h: Likewise.
1997 * config/m68k/ccur-GAS.h: Likewise.
1998 * config/m68k/coff.h: Likewise.
1999 * config/m68k/hp2bsd.h: Likewise.
2000 * config/m68k/hp310g.h: Likewise.
2001 * config/m68k/hp320g.h: Likewise.
2002 * config/m68k/hp3bsd.h: Likewise.
2003 * config/m68k/hp3bsd44.h: Likewise.
2004 * config/m68k/linux-aout.h: Likewise.
2005 * config/m68k/m68k-aout.h: Likewise.
2006 * config/m68k/mot3300.h: Likewise.
2007 * config/m68k/netbsd.h: Likewise.
2008 * config/m68k/openbsd.h: Likewise.
2009 * config/m68k/pbb.h: Likewise.
2010 * config/m68k/plexus.h: Likewise.
2011 * config/m68k/sun2.h: Likewise.
2012 * config/m68k/sun3.h: Likewise.
2013 * config/m68k/tower-as.h: Likewise.
2014 * config/m68k/vxm68k.h: Likewise.
2015 * config/m88k/aout-dbx.h: Likewise.
2016 * config/m88k/m88k-aout.h: Likewise.
2017 * config/mcore/mcore-elf.h: Likewise.
2018 * config/mcore/mcore-pe.h: Likewise.
2019 * config/mips/elf.h: Likewise.
2020 * config/mips/elf64.h: Likewise.
2021 * config/mips/iris5gas.h: Likewise.
2022 * config/mips/iris6.h: Likewise.
2023 * config/mips/mips.h: Likewise.
2024 * config/mips/sni-gas.h: Likewise.
2025 * config/mmix/mmix.h: Likewise.
2026 * config/ns32k/netbsd.h: Likewise.
2027 * config/pa/pa64-hpux.h: Likewise.
2028 * config/romp/romp.h: Likewise.
2029 * config/rs6000/sysv4.h: Likewise.
2030 * config/rs6000/xcoff.h: Likewise.
2031 * config/sh/coff.h: Likewise.
2032 * config/sh/elf.h: Likewise.
2033 * config/sparc/linux64.h: Likewise.
2034 * config/sparc/liteelf.h: Likewise.
2035 * config/sparc/netbsd.h: Likewise.
2036 * config/sparc/openbsd.h: Likewise.
2037 * config/sparc/pbd.h: Likewise.
2038 * config/sparc/sp64-elf.h: Likewise.
2039 * config/sparc/sp86x-elf.h: Likewise.
2040 * config/sparc/sparc.h: Likewise.
2041 * config/vax/vax.h: Likewise.
2042 * config/vax/vaxv.h: Likewise.
2043
5e98fba2
DD		 20442002-08-29 "Dhananjay R. Deshpande" <dhananjayd@kpit.com>
2045
2046 * h8300.c (shift_alg_hi): Various tweaks to improve performance
2047 of HImode shifts.
2048 (get_shift_alg): Corresponding changes.
2049
43852342
JDA		 20502002-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2051
2052 * som.h (ALWAYS_STRIP_DOTDOT): Define to 1.
2053
44bb111a
RH		 20542002-08-29 Richard Henderson <rth@redhat.com>
2055
2056 * expr.h (enum block_op_methods): New.
2057 (emit_block_move): Update prototype.
2058 * expr.c (block_move_libcall_safe_for_call_parm): New.
2059 (emit_block_move_via_loop): New.
2060 (emit_block_move): Use them. New argument METHOD.
2061 (emit_push_insn): Always respect the given alignment.
2062 (expand_assignment): Update call to emit_block_move.
2063 (store_expr, store_field, expand_expr): Likewise.
2064 * builtins.c (expand_builtin_apply): Likewise.
2065 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
2066 * function.c (expand_function_end): Likewise.
2067 * config/sh/sh.c (sh_initialize_trampoline): Likewise.
2068 * config/sparc/sparc.c (sparc_va_arg): Likewise.
2069 * calls.c (expand_call, emit_library_call_value_1): Likewise.
2070 (save_fixed_argument_area): Use emit_block_move with
2071 BLOCK_OP_CALL_PARM instead of move_by_pieces.
2072 (restore_fixed_argument_area): Likewise.
2073 (store_one_arg): Fix alignment parameter to emit_push_insn.
2074
08b3d104
JDA		 20752002-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2076
2077 * install.texi (hppa64-hp-hpux11*): Document installation procedure.
2078
ce4e9970 20792002-08-29 Catherine Moore <clm@redhat.com>
8376061d
CM		 2080
2081 * config/v850/v850.h (MULDI3_LIBCALL, UCMPDI2_LIBCALL, CMPDI2_LIBCALL,
2082 NEGDI2_LIBCALL, INIT_TARGET_OPTABS, MASK_STRICT_ALIGN): Define.
2083 (PREDICATE_CODES): Include new predicates.
2084 (RTX_COSTS): Handle UMOD and UDIV. Tune MULT for v850e.
2085 (TARGET_SWITCHES): Add strict-align.
2086 (TARGET_STRICT_ALIGN): New.
2567406a 2087 (MASK_DEFAULT, STRICT_ALIGNMENT): Redefine.
8376061d
CM		 2088 * config/v850/t-v850 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
2089 Define.
2090 (LIB1ASMFUNCS): Add v850_negdi2, v850_cmpdi2, v850_ucmpdi2,
2091 v850_muldi3.
2092 * config/v850/lib1funcs.asm (L_callt_save_r2_r29, L_return_r2_r29,
2093 L_callt_save_r2_r31, L_return_r2_r31,
2094 L_save_all_interrupt): Change addi to add.
2095 (L_save_interrupt, L_return_interrupt): Rework.
2096 (__return_r31): Correct .size directive.
2097 (mulsi3, divsi3, udivsi3, umodsi3, modsi3): Tune for v850e.
2098 (v850_negdi2, v850_cmpdi2, v850_ucmpdi2, v850_muldi3):
2099 New routines.
2100 * config/v850/v850.c (expand_prologue): Call
2101 gen_callt_save_interrupt, gen_callt_restore_all_interrupt,
2102 gen_callt_return_interrupt and gen_callt_save_all_interrupt.
2103 (reg_or_int9_operand): New predicate.
2104 (reg_or_const_operand): New routine.
2105 * config/v850/v850.md (return_interrupt): Changed from
2106 restore_interrupt.
2107 (callt_save_all_interrupt): Changed from save_all_interrupt_v850e.
2108 (callt_save_interrupt): Change save sequence.
2109 (callt_return_interrupt): New.
2110 (save_interrupt): Don't use runtime function for LONG_CALLS
2111 and TARGET_PROLOG_FUNCTION.
2112 (save_all_interrupt): Likewise.
2113 (mulsi3): Use new predicate.
2114 (moviscc): Disallow some combination of constants.
2115 Fix define_split for sasf insns, so that it will not generate bad
2116 code if operand0 and operand5 are the same.
2117 * config/v850/v850-protos.h: Prototype new predicates.
2118
585e661a
GDR		 21192002-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
2120
2121 * c-common.c (builtin_define_type_precision): New function.
2122 (cb_register_builtins): Use it. Define __WCHAR_UNSIGNED__ is
2123 wchar_t is unsigned in C++.
2124 * doc/cpp.texi (Common Predefined Macros): Document
2125 __WCHAR_UNSIGNED__, __CHAR_BIT__, __WCHAR_BIT__, __SHRT_BIT__,
2126 __INT_BIT__, __LONG_BIT__, __LONG_LONG_BIT__, __FLOAT_BIT__,
2127 __DOUBLE_BIT__, __LONG_DOUBLE_BIT__.
2128
bd8f9aec
SP		 21292002-08-28 Sylvain Pion <pion@cs.nyu.edu>
2130
2131 * doc/invoke.texi (-Wreorder): Remove remaining pieces from the generic
2132 section. Mention that it is enabled by -Wall.
2133 (-Wall): Mention that there can be language-specific warnings as well.
2134 (-Wctor-dtor-privacy): Mention that it is enabled by default.
2135 (-Wnon-virtual-dtor): Mention that it is enabled by -Wall.
2136
58ab7171
R		 2137Wed Aug 28 15:35:17 2002 J"orn Rennecke <joern.rennecke@superh.com>
2138
2139 * sh.c (calc_live_regs): Save FPSCR_REG in an interrupt handler
2140 if it is ever live.
2141
2142 * sh.c (sh_handle_interrupt_handler_attribute): Reject interrupt_handler
2143 attribute for SHCOMPACT.
2144
2145 * sh.h (OVERRIDE_OPTIONS): If align_function isn't set, set it
2146 appropriately.
2147 (FUNCTION_BOUNDARY): Specify only the minimum alignment required
2148 by the ABI.
2149
2150 * sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Also handle TImode case.
2151
27f4b67e
JT		 21522002-08-28 Jason Thorpe <thorpej@wasabisystems.com>
2153
2154 * config.gcc (mips*-*-netbsd*): Set target_cpu_default to
2155 "MASK_GAS|MASK_ABICALLS".
2156 * config/mips/netbsd.h (TARGET_ENDIAN_DEFAULT)
2157 (TARGET_DEFAULT): Remove.
2158 (MACHINE_TYPE): Undefine before defining.
2159 (DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Remove.
2160
eca7f13c
MM		 21612002-08-27 Mark Mitchell <mark@codesourcery.com>
2162
2163 * c-common.c (warn_abi): New variable.
2164 * c-common.h (warn_abi): Likewise.
2165 * c-opts.c (COMMAND_LINE_OPTIONS): Add -Wabi.
2166 (c_common_decode_option): Handle it.
7ee425e4 2167 * doc/invoke.texi: Document -Wabi.
2567406a 2168
ece4ce85
NP		 2169Tue Aug 27 23:03:52 2002 Nicola Pero <n.pero@mi.flashnet.it>
2170
2171 * c-common.c (warn_undeclared_selector): New variable.
2172 * c-common.h (warn_undeclared_selector): Idem.
2173 * c-opts.c (c_common_decode_option): Set warn_undeclared_selector
2174 to on when -Wundeclared-selector is found.
2175 (COMMAND_LINE_OPTIONS): Added -Wundeclared-selector.
2176 * objc/objc-act.c (build_selector_expr): If
2177 warn_undeclared_selector is set, check that the selector has
2178 already been defined, and emit a warning if not.
2179
b4378319 21802002-08-27 Nick Clifton <nickc@redhat.com>
54c93c30
AE		 2181 Catherine Moore <clm@redhat.com>
2182 Jim Wilson <wilson@cygnus.com>
2183
2184 * config.gcc: Add v850e-*-* target.
2185 Add --with-cpu= support for v850.
2186 * config/v850/lib1funcs.asm: Add v850e callt functions.
2187 * config/v850/v850.h: Add support for v850e target.
2188 * config/v850/v850.c: Add functions to support v850e target.
2189 * config/v850/v850-protos.h: Add prototypes for new functions in v850.c.
2190 * config/v850/v850.md: Add patterns for v850e instructions.
2191 * doc/invoke.texi: Document new v850e command line switches.
b4378319 2192
ef261fee
R		 2193Tue Aug 27 18:30:47 2002 J"orn Rennecke <joern.rennecke@superh.com>
2194 Aldy Hernandez <aldyh at redhat dot com>
2195
2196 * doc/tm.texi: Applied numerous fixes to the automaton based
2197 scheduler descrition.
2198
c60ee6f5
JH		 2199Tue Aug 27 19:51:05 CEST 2002 Jan Hubicka <jh@suse.cz>
2200
2201 * i386.c (classify_argument): Handle variable sized objects.
2202
1985ef90
JH		 2203Tue Aug 27 19:18:16 CEST 2002 Jan Hubicka <jh@suse.cz>
2204
2205 * i386.c (ix86_expand_int_movcc): Fix RTL sharing problem
2206
7acc97e0
JH		 2207Tue Aug 27 18:01:45 CEST 2002 Jan Hubicka <jh@suse.cz>
2208
2209 * libgcc2.c (__bb_exit_func): Properly write the summarized statistics.
2210
23327dae
JH		 2211Tue Aug 27 18:00:11 CEST 2002 Jan Hubicka <jh@suse.cz>
2212
2213 * i386.c (classify_argument): Properly compute word size of the analyzed object.
2214
c49439f1
R		 2215Tue Aug 27 14:39:09 2002 J"orn Rennecke <joern.rennecke@superh.com>
2216
2217 * sh.md (attribute type): Add types mt_group, fload, pcfload, fpul_gp,
2218 mac_gp ftrc_s and cwb. Add / Adjust definitions in individual insn
2219 accordingly.
2220 (attribute insn_class): Provide default definitions based on type.
2221 Remove all insn-specific settings.
2222 (various function units): Remove old SH4 scheduling.
2223 (branch_zero, dfp_comp, late_fp_use, any_fp_comp, any_int_load):
2224 New attributes. Set them where appropriate.
2225 (cpu unit FS): Don't define / use.
2226 (F3, load_store): New cpu units.
2227 (F01): New reservation.
2228 (all insn_reservations): Make dependent on sh4 pipeline model.
2229 Fix latencies.
2230 (nil, reg_mov, freg_mov, sh4_fpul_gp, sh4_call): New insn_reservations.
2231 (sh4_mac_gp, fp_arith_ftrc, arith3, arith3b): Likewise.
2232 (mt insn_reservation): Use type mt_group.
2233 (insn_reservation load_store): Split into sh4_load, sh4_load_si,
2234 sh4_fload and sh4_store.
2235 (insn_reservation branch_zero and branch): Replace with sh4_branch.
2236 (insn_reservation branch_far): Replace with sh4_return.
2237 (insn_reservation return_from_exp): Rename to:
2238 (sh4_return_from_exp). Change to be just d_lock*5.
2239 (insn_reservation lds_to_pr): Rename to:
2240 (sh4_lds_to_pr). Change to be just d_lock*2.
2241 (insn_reservation ldsmem_to_pr, sts_from_pr): Change to be just
2242 d_lock*2.
2243 (insn_reservation prload_mem): Rename to:
2244 (sh4_prstore_mem). Change to d_lock*2,nothing,memory.
2245 (insn_reservation fpscr_store): Rename to:
2246 (fpscr_load). Change to d_lock,nothing,F1*3.
2247 (insn_reservation fpscr_store_mem): Rename to:
2248 (fpscr_load_mem). Change to d_lock,nothing,(F1+memory),F1*2.
2249 (insn_reservation multi): Change to
2250 d_lock,(d_lock+f1_1),(f1_1|f1_2)*3,F2.
2251 (insn_reservation fp_arith): Change to issue,F01,F2.
2252 (insn_reservation fp_div: Change to issue,F01+F3,F2+F3,F3*7,F1+F3,F2.
2253 (insn_reservation dp_float): Change to issue,F01,F1+F2,F2.
2254 (insn_reservation fp_double_arith): Change to issue,F01,F1+F2,fpu*4,F2.
2255 (insn_reservation fp_double_cmp): Change to
2256 d_lock,(d_lock+F01),F1+F2,F2.
2257 (insn_reservation dp_div): Change to
2258 issue,F01+F3,F1+F2+F3,F2+F3,F3*16,F1+F3,(fpu+F3)*2,F2.
2259 * sh.c (flow_dependent_p, flow_dependent_p_1): New functions.
2260 (sh_adjust_cost, SHcompact): Differentiate between different
2261 kinds of dependencies. Drop factor of ten for superscalar.
2262 Use new instruction types. Add new exception rules.
2263
2264 * sh.md (mulhisi3, umulhisi3: Add a REG_EQUAL note.
2265
2266 * sh.md (mperm_w): Add DONE.
2267
f34fc46e
DE		 22682002-08-27 David Edelsohn <edelsohn@gnu.org>
2269
2270 * longlong.h: Import current PowerPC defintion from GMP-4.1.
2271
2272 * config/rs6000/rs6000.h (MIN_UNITS_PER_WORD): Add IN_LIBGCC2 case.
2273
2274 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Undef before define.
2275
dcb44500
R		 2276Tue Aug 27 13:53:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
2277
2278 * sh.h (MAX_FIXED_MODE_SIZE): Define.
2279
3ec07554
GDR		 22802002-08-27 Gabriel Dos Reis <gdr@soliton.integrable-solutions.net>
2281
2282 * doc/cpp.texi (Common Predefined Macros): Don't mess with table
2567406a 2283 delimiter.
3ec07554 2284
35885eab
GDR		 22852002-08-27 Gabriel Dos Reis <gdr@integrable-solutions.net>
2286
2287 * c-common.c (cpp_define_data_format): New function.
2288 (cb_register_builtins): Call it.
2289
2290 * doc/cpp.texi (Common Predefined Macros): Document
2291 __TARGET_BITS_ORDER__, __TARGET_BYTES_ORDER__,
2292 __TARGET_INT_WORDS_ORDER__, __TARGET_FLOAT_WORDS_ORDER__,
2293 __TARGET_FLOAT_FORMAT__, __TARGET_USES_VAX_F_FLOAT__,
2294 __TARGET_USES_VAX_D_FLOAT__, __TARGET_USES_VAX_G_FLOAT__,
2295 __TARGET_USES_VAX_H_FLOAT__.
2296
d632dee9
ZL		 22972002-08-26 Ziemowit Laski <zlaski@apple.com>
2298
2299 * objc/objc-act.c (get_super_receiver): If inside a class method
2300 of a category, cast the receiver to 'id' before accessing the 'isa'
2301 field so that <objc/objc-class.h> is not needed. For NeXT runtime.
2302
c3cc6b78
UW		 23032002-08-26 Ulrich Weigand <uweigand@de.ibm.com>
2304
2567406a 2305 * config/s390/s390-protos.h (s390_function_prologue,
c3cc6b78
UW		 2306 s390_function_epilogue): Remove.
2307 config/s390/s390.c (s390_function_prologue, s390_function_epilogue,
2308 TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
2309
2310 config/s390/s390.c (s390_machine_dependent_recorg): New function.
2311 config/s390/s390-protos.h (s390_machine_dependent_reorg): Declare it.
2312 config/s390/s390.h (MACHINE_DEPENDENT_REORG): Call it.
2313 config/s390/s390.c (s390_split_branches, s390_chunkify_pool): Adapt
2314 to being called from MACHINE_DEPENDENT_REORG. Update regs_ever_live.
2315
2567406a 2316 config/s390/s390.c (s390_frame_info): Inline save_fprs_p. Always
c3cc6b78
UW		 2317 assume BASE_REGISTER and RETURN_REGNUM need to be saved.
2318 (s390_emit_prologue): Assume RETURN_REGNUM to be saved iff
2319 function is not a leaf function. Use save_gprs and restore_gprs.
2320 (s390_emit_epilogue): Likewise.
2321 (save_gprs, restore_gprs): New functions.
2322 (struct s390_frame): Remove return_reg_saved_p member.
2323 (save_fprs_p): Remove.
2324 (s390_optimize_prolog): New function.
2325 (s390_legitimate_reload_constant): Remove now unnecessary check.
2326
2327 (s390_function_count): Remove.
2328 (s390_output_symbolic_const): Replace s390_function_count by
2329 current_function_funcdef_no.
2330 (s390_output_constant_pool): Likewise.
2331
2332 (legitimize_pic_address): Use regs_ever_live to track PIC register
2333 instead of current_function_uses_pic_offset_table.
2334 (s390_emit_prologue): Likewise.
2335 config/s390/s390.md ("call", "call_value"): Likewise.
2336
3f662186
NB		 23372002-08-26 Neil Booth <neil@daikokuya.co.uk>
2338
2339 * c-opts.c (find_opt): Don't complain about wrong languages
2340 here. Return exact matches even for wrong language.
2341 (c_common_decode_option): Complain about wrong languages
2342 here.
2343
b6128b8c
SH		 23442002-08-24 Stuart Hastings <stuart@apple.com>
2345
2346 * function.h (struct function): Add flag
2347 all_throwers_are_sibcalls.
2348 * except.c (set_nothrow_function_flags): Replaces
2349 nothrow_function_p. Set new flag.
2350 * except.h (set_nothrow_function_flags): Replaces
2351 nothrow_function_p.
2352 * dwarf2out.c (struct dw_fde_struct): Add flag
2353 all_throwers_are_sibcalls.
2354 (output_call_frame_info): Test it.
2355 (dwarf2out_begin_prologue) Propagate it from cfun to
2356 dw_fde_struct.
2357 * toplev.c (rest_of_compilation): Update calls to
2358 nothrow_function_p.
2359
280cf02a
ZW		 23602002-08-23 Zack Weinberg <zack@codesourcery.com>
2361
2362 * ggc-page.c (compute_inverse): Short circuit calculation for
2363 object sizes larger than half a page.
2364
c6664446
DE		 23652002-08-23 David Edelsohn <edelsohn@gnu.org>
2366
2367 * config/rs6000/rs6000.c (rs6000_elf_select_section): Treat
2368 DEFAULT_ABI == ABI_AIX like PIC. Test PIC & reloc for readonly
2369 default.
2370 (rs6000_elf_unique_section): Likewise.
2371
da57d233
KG		 23722002-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2373
2374 * ns32k.c (ns32k_globalize_label): Delete.
2375 * ns32k.h (ASM_OUTPUT_LABEL, TARGET_ASM_GLOBALIZE_LABEL): Delete.
2376
56a7189a
AM		 23772002-08-23 Alan Modra <amodra@bigpond.net.au>
2378
2379 * config/rs6000/rs6000.c (output_mi_thunk): Don't determine insns
2380 for loading delta with num_insns_constant_wide. Calculate
2381 delta_low, delta_high without using a conditional.
2382
d65b1d77
JM		 23832002-08-22 Jason Merrill <jason@redhat.com>
2384
2385 * c-common.h (RETURN_STMT_EXPR): Rename from RETURN_EXPR.
2386 * c-common.def: Adjust.
2387 * c-dump.c (c_dump_tree): Adjust.
2388 * c-semantics.c (genrtl_return_stmt): Adjust.
2389 * c-pretty-print.c (pp_c_statement): Adjust.
2390 * tree-inline.c (copy_body_r): Adjust.
2391
8537ed68
ZW		 23922002-08-22 Zack Weinberg <zack@codesourcery.com>
2393
2394 * ggc-page.c: Avoid division in ggc_set_mark.
2395 (DIV_MULT, DIV_SHIFT, OFFSET_TO_BIT, inverse_table,
2396 compute_inverse): New.
2397 (ggc_set_mark, ggc_marked_p): Use OFFSET_TO_BIT.
2398 (init_ggc): Initialize inverse_table.
2399
8567c70f
TT		 24002002-08-22 Tom Tromey <tromey@redhat.com>
2401
2402 * doc/install.texi (Configuration): Document --datadir.
2403
fde59d4b
AO		 24042002-08-22 Alexandre Oliva <aoliva@redhat.com>
2405
2406 * Makefile.in ($(BUILD_PREFIX_1)varray.o): Depend on $(GGC_H).
2407
44ddc79a
HPN		 24082002-08-22 Hans-Peter Nilsson <hp@bitrange.com>
2409
2410 * gengtype-lex.l (ID): Allow underscore as first character.
2411
b275d088
DE		 24122002-08-21 David Edelsohn <edelsohn@gnu.org>
2413
2414 * config/rs6000/rs6000.c (rs6000_xcoff_asm_globalize_label): New
2415 function.
2416 (rs6000_xcoff_asm_named_section): Rename.
2417 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_LABEL): Define.
2418
57ce46bb
TT		 24192002-08-21 Tom Tromey <tromey@redhat.com>
2420
2421 For PR java/6005 and PR java/7611:
2422 * fold-const.c (fold_truthop): Use can_use_bit_fields_p.
2423 (fold): Likewise.
2424 * langhooks.c (lhd_can_use_bit_fields_p): New function.
2425 * langhooks-def.h (lhd_can_use_bit_fields_p): Declare.
2426 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): New define.
2427 (LANG_HOOKS_INITIALIZER): Use it.
2428 * langhooks.h (struct lang_hooks) [can_use_bit_fields_p]: New
2429 field.
2430
27d30956
SS		 24312002-08-21 Stan Shebs <shebs@apple.com>
2432
2433 * tree.c (finish_vector_type): Fix a typo in a comment.
2434 * Makefile.in: Fix "the the" stutters in comments.
2435 * genautomata.c: Ditto.
2436 * ifcvt.c: Ditto.
2437 * regrename.c: Ditto.
2438 * config/alpha/alpha.c: Ditto.
2439 * config/alpha/vms-crt0-64.c: Ditto.
2440 * config/alpha/vms-crt0.c: Ditto.
2441 * config/alpha/vms-psxcrt0-64.c: Ditto.
2442 * config/alpha/vms-psxcrt0.c: Ditto.
2443 * config/d30v/d30v.h: Ditto.
2444 * config/fr30/fr30.h: Ditto.
2445 * config/rs6000/rs6000.c: Ditto.
2446 * config/stormy16/stormy16.h: Ditto.
2447 * doc/md.texi: Ditto.
8537ed68 2448
d873d827
JDA		 24492002-08-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
2450
2451 * cppinit.c (remove_dup_nonsys_dirs): Fix warning and return value.
2452
b462d4ab
JM		 24532002-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
2454
2455 * c-decl.c (grokdeclarator): Make invalid combinations with long,
2456 short, signed or unsigned into hard errors. Fixes PR c/4319.
2457 Also make duplicate modifiers such as "short short" into hard
2458 errors.
2459
b65d23aa 24602002-08-21 Andrew Pinski <pinskia@physics.uc.edu>
8537ed68 2461 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
b65d23aa
AP		 2462
2463 * doc/tm.texi (TARGET_ASM_GLOBALIZE_LABEL): Move '@end deftypefn'
2464 to the actual end. Add '@end table' and '@table @code'.
8537ed68 2465
3823f0b2
GK		 24662002-08-20 Geoffrey Keating <geoffk@redhat.com>
2467
8d25d915
GK		 2468 * doc/tm.texi (Label Output): Add missing '@end deftypefn'.
2469
3823f0b2
GK		 2470 * unroll.c (biv_total_increment): Don't try to compute the total
2471 increment for FP BIVs.
2472
5eb99654
KG		 24732002-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2474
2475 * alpha.c (TARGET_ASM_GLOBALIZE_LABEL): Define for unicosmk.
2476 * alpha/elf.h (ASM_OUTPUT_EXTERNAL_LIBCALL,
2477 ASM_OUTPUT_ALIGNED_BSS): Use target hook.
2478 * alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS): Likewise.
2479 * alpha/unicosmk.h (ASM_GLOBALIZE_LABEL): Delete.
2480 * arm/aof.h (ASM_GLOBALIZE_LABEL): Likewise.
2481 (GLOBAL_ASM_OP): Define.
2482 * arm.c (aof_globalize_label): New function.
2483 (TARGET_ASM_GLOBALIZE_LABEL): Define for AOF.
2484 * arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS): Use target hook.
2485 * c4x.c (c4x_globalize_label): New function.
2486 (TARGET_ASM_GLOBALIZE_LABEL): Define for c4x.
2487 * c4x.h (ASM_GLOBALIZE_LABEL): Delete.
2488 (GLOBAL_ASM_OP): Define.
2489 * cris/aout.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use target hook.
2490 * darwin-protos.h (darwin_globalize_label): Declare.
2491 * darwin.c (darwin_globalize_label): New function.
2492 * darwin.h (ASM_DECLARE_CLASS_REFERENCE): Use target hook.
2493 (ASM_GLOBALIZE_LABEL): Delete.
2494 (GLOBAL_ASM_OP, TARGET_ASM_GLOBALIZE_LABEL): Define.
2495 * dsp16xx.c (asm_output_common): Use target hook.
2496 * elfos.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2497 * frv.h (ASM_GLOBALIZE_LABEL): Delete.
2498 (GLOBAL_ASM_OP): Define.
2499 * i370.c (i370_globalize_label): New function.
2500 (TARGET_ASM_GLOBALIZE_LABEL): Define for i370.
2501 * i370.h (ASM_GLOBALIZE_LABEL): Delete.
2502 * i386.c (ix86_asm_file_end): Use target hook.
2503 * i386/sco5.h (ASM_GLOBALIZE_LABEL): Don't undef.
2504 (ASM_OUTPUT_EXTERNAL_LIBCALL): Use target hook.
2505 * ia64.c (ia64_asm_output_external): Likewise.
2506 * ia64/sysv4.h: Update comment.
2507 * m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use target hook.
2508 * mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2509 * mips/iris5.h (ASM_OUTPUT_WEAK_ALIAS): Use target hook.
2510 * mips/linux.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2511 * mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Use target hook.
2512 * mmix-protos.h (mmix_asm_globalize_label): Delete.
2513 * mmix.c (mmix_asm_globalize_label): Likewise.
2514 * mmix.h (ASM_GLOBALIZE_LABEL): Likewise.
2515 (GLOBAL_ASM_OP): Define.
2516 * ns32k.c (ns32k_globalize_label): New function.
2517 * ns32k.h (TARGET_ASM_GLOBALIZE_LABEL): Define for ns32k.
2518 (ASM_GLOBALIZE_LABEL): Delete.
2519 * pa/pa-linux.h (ASM_GLOBALIZE_LABEL): Don't undef.
2520 (TARGET_ASM_GLOBALIZE_LABEL): Undefine.
2521 * pa.c (pa_globalize_label): New function.
2522 * pa.h (ASM_GLOBALIZE_LABEL): Delete.
2523 (TARGET_ASM_GLOBALIZE_LABEL): Define for pa.
2524 * rs6000/darwin.h (ASM_GLOBALIZE_LABEL): Delete.
2525 (GLOBAL_ASM_OP): Define.
2526 (TARGET_ASM_GLOBALIZE_LABEL): Undef.
2527 * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Use target hook.
2528 * rs6000/xcoff.h (ASM_GLOBALIZE_LABEL): Delete.
2529 (GLOBAL_ASM_OP): Define.
2530 * v850.c (v850_output_aligned_bss): Use target hook.
2531 * vax.c (vms_globalize_label): New function.
2532 (TARGET_ASM_GLOBALIZE_LABEL): Define for vms.
2533 * vax/vms.h (ASM_GLOBALIZE_LABEL): Delete.
2534 (GLOBAL_ASM_OP): Define.
2535 * defaults.h (ASM_GLOBALIZE_LABEL): Delete.
2536 * doc/tm.texi: Update docs.
2537 * dwarf2out.c (default_eh_frame_section, output_die_symbol): Use
2538 target hook.
2539 * final.c (output_alternate_entry_point): Likewise.
2540 * hooks.c (hook_FILEptr_constcharptr_void): New function.
2541 * hooks.h (hook_FILEptr_constcharptr_void): Declare.
2542 * output.h (assemble_global): Delete.
2543 (default_globalize_label): Declare.
2544 * system.h (ASM_GLOBALIZE_LABEL): Poison.
2545 * target-def.h (TARGET_ASM_GLOBALIZE_LABEL): Define.
2546 (TARGET_ASM_OUT): Add TARGET_ASM_GLOBALIZE_LABEL.
2547 * target.h (gcc_target): Add globalize_label member.
2548 * varasm.c (asm_output_bss, asm_output_aligned_bss,
2549 globalize_decl): Use target hook.
2550 (assemble_global): Delete.
2551 (default_globalize_label): New function.
2552
f8f28a75
KG		 25532002-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2554
2555 * dsp16xx.h (dsp16xx_umulhi3_libcall): Delete.
2556
92b5aacd
DP		 25572002-08-20 Devang Patel <dpatel@apple.com>
2558 * tree.c (get_qualified_type): Add TYPE_CONTEXT check.
8537ed68 2559
761c70aa
KG		 25602002-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2561
2562 * arc.c (output_shift): Use stdio instead of asm_fprintf.
2563 * arm.c (thumb_output_function_prologue): Likewise.
2564 * avr.c (print_operand): Likewise.
2565 * c4x.c (c4x_print_operand): Likewise.
2566 * c4x.h (ASM_OUTPUT_INTERNAL_LABEL, TRAMPOLINE_TEMPLATE,
2567 ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
2568 * cris.c (cris_target_asm_function_prologue,
2569 cris_asm_output_mi_thunk): Likewise.
2570 * h8300.c (print_operand): Likewise.
2571 * h8300.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2572 * ip2k.c (print_operand): Likewise. Fix format specifier.
2573 * m68hc11.c (asm_print_register, print_operand,
2574 print_operand_address): Use stdio instead of asm_fprintf.
2575 (print_operand_address): Fix format specifier.
2576 * m68hc11.h (FUNCTION_PROFILER, ASM_OUTPUT_ADDR_DIFF_ELT,
2577 ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ALIGN): Use stdio instead of
2578 asm_fprintf.
2579 * m68k/amix.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2580 * m68k/atari.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2581 * m68k.c (m68k_output_function_prologue,
2582 m68k_output_function_epilogue, print_operand): Likewise.
2583 * mmix.c (mmix_asm_output_mi_thunk, mmix_asm_weaken_label):
2584 Likewise. Fix format specifier.
2585 * mn10200.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2586 * mn10300.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2587 * v850.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2588
5ce6f47b
EC		 25892002-08-15 Eric Christopher <echristo@redhat.com>
2590 Jeff Knaggs <jknaggs@redhat.com>
2591
2592 * config.gcc (mipsisa64sr71k-elf): New target.
2593 * config/mips/sr71k.md: New file.
2594 * config/mips/mips.md: Use it.
2595 (rot*): Add sr71k specifics.
2596 * config/mips/t-sr71k: New file.
2597 * config/mips/mips.h (sr71k): New cpu.
2598 (TARGET_SR71K): Use it.
2599 (TUNE_SR71K): Ditto.
2600 (GENERATE_BRANCHLIKELY): Ditto.
2601 (ISA_HAS_MULHI, ISA_HAS_MULS, ISA_HAS_MSAC, ISA_HAS_MACC,
2602 ISA_HAS_ROTR_SIISA_HAS_ROTR_DI): Ditto.
2603 * config/mips/mips.c (sr71k): New cpu.
2604 (mips_use_dfa_pipeline_interface): Use.
2605
26062002-08-15 Eric Christopher <echristo@redhat.com>
8537ed68 2607 Richard Sandiford <rsandifo@redhat.com>
5ce6f47b
EC		 2608 Aldy Hernandez <aldyh@redhat.com>
2609 Graham Stott <grahams@redhat.com>
2610 Michael Meissner <meissner@redhat.com>
2611 Gavin Romig-Koch <gavin@redhat.com>
2612 Ken Raeburn <raeburn@cygnus.com>
2613 Alexandre Oliva <aoliva@redhat.com>
2614
2615 * config.gcc (mips64vr-elf): New target.
2616 * config/mips/5400.md: New file.
2617 * config/mips/5500.md: Ditto.
2618 * config/mips/mips.md: Use them.
2619 (frsqrt): New.
2620 * config/mips/mips.c (vr4111, vr4121, vr4320, vr5400, vr5500): New
2621 cpus.
2622 (mips_issue_rate): Use them.
2623 (mips_use_dfa_pipeline_interface): New function. Use for 5400 and 5500.
2624 (TARGET_SCHEDUSE_DFA_PIPELINE_INTERFACE): Define. Use above.
2625 * config/mips/mips.h (vr4111, vr4121, vr4320, vr5400, vr5500): New
2626 cpus.
2627 (TARGET_MIPSx): Use them.
2628 (TUNE_MIPSx): Ditto.
2629 (GETNATE_MULT3_SI): Ditto.
2630 (ISA_HAS_BRANCHLIKELY): Ditto.
2631 (ISA_HAS_CONDMOVE): Ditto.
2632 (ISA_HAS_NMADD_NMSUB): Ditto.
2633 (ISA_HAS_MULHI): New. Ditto.
2634 (ISA_HAS_MULS): Ditto.
2635 (ISA_HAS_MSAC): Ditto.
2636 (ISA_HAS_MACC): Ditto.
2637 (ISA_HAS_ROTR_SI): Ditto.
2638 (ISA_HAS_ROTR_DI): Ditto.
2639 (RTX_COSTS): Use.
2640
48209ce5
JDA		 26412002-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2642
2643 * cppinit.c (remove_dup_dir): Add head_ptr argument to handle removal
2644 at head.
2645 (remove_dup_nonsys_dirs): New function.
2646 (remove_dup_dirs): Change argument head to head_ptr. Remove warnings.
2647 (merge_include_chains): Remove non-system include directories from
2648 quote and bracket include chains when they duplicate equivalent system
2649 directories.
2650 * doc/cpp.texi (-I): Update.
8537ed68
ZW		 2651 * doc/cppopts.texi (-I): Update.
2652 * doc/install.texi (--with-local-prefix): Further document usage of
48209ce5
JDA		 2653 this option.
2654 * doc/invoke.texi (-I): Update.
2655
4ca79136
RH		 26562002-08-20 Richard Henderson <rth@redhat.com>
2657
2658 * expr.c (TARGET_MEM_FUNCTIONS): Transform to boolean.
2659 (emit_block_move): Split out subroutines.
2660 (emit_block_move_via_movstr): New.
2661 (emit_block_move_via_libcall): New. Emit bcopy via normal call also.
2662 (emit_block_move_libcall_fn): New. Construct function prototype for
2663 bcopy as well.
2664 (clear_storage): Split out subroutines.
2665 (clear_storage_via_clrstr): New.
2666 (clear_storage_via_libcall): New. Emit bzero as a normal call also.
2667 (clear_storage_libcall_fn): New. Construct function prototype for
2668 bzero as well.
2669 (emit_push_insn): Use emit_block_move.
2670 (expand_assignment): Booleanize TARGET_MEM_FUNCTIONS.
2671 (store_constructor): Likewise.
2672
9f05cef3
ZL		 26732002-08-19 Ziemowit Laski <zlaski@apple.com>
2674
2675 * objc/objc-act.c (building_objc_message_expr): Rename to
2676 current_objc_message_selector.
2677
1bd5981b
ZL		 26782002-08-19 Ziemowit Laski <zlaski@apple.com>
2679
2680 * objc/objc-act.c (build_ivar_chain): Remove.
2681 (objc_copy_list): Likewise.
2682 (get_class_ivars): Inline call to removed build_ivar_chain
2683 function. Save off a clean copy of ivars in the CLASS_OWN_IVARS
2684 slot; use that slot (rather than CLASS_IVARS) when accessing
2685 ivars for base classes. Call copy_list and chainon instead of
2686 objc_copy_list.
2687 (build_private_template): Call get_class_ivars instead of
2688 build_ivar_chain.
2689 (start_class): Allocate room for the CLASS_OWN_IVARS slot.
5ce6f47b 2690 (continue_class): Call get_class_ivars instead of
1bd5981b
ZL		 2691 build_ivar_chain.
2692 (encode_field_decl): Check for DECL_BIT_FIELD_TYPE instead
2693 of DECL_BIT_FIELD (which may have been cleared).
2694 * objc/objc-act.h (CLASS_OWN_IVARS): New accessor macro.
2695
2bf087c0
KG		 26962002-08-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2697
2698 * genautomata.c (output_translate_vect, output_state_ainsn_table,
2699 output_min_issue_delay_table): Mark variable with ATTRIBUTE_UNUSED
2700 in output file.
2701 (output_internal_min_issue_delay_func): Initialize variable in
2702 output file.
2703
3fcd079e
AO		 27042002-08-19 Alexandre Oliva <aoliva@redhat.com>
2705
2706 * Makefile.in (GCC_FOR_TARGET): Prepend STAGE_CC_WRAPPER.
2707 (stage2_build, stage3_build, stage4_build): Likewise, to CC.
2708
71012d97
GK		 27092002-08-19 Geoffrey Keating <geoffk@redhat.com>
2710 Steve Ellcey <sje@cup.hp.com>
2711
2712 * machmode.h (SCALAR_INT_MODE_P): New macro to test for
2713 scaler integer mode (MODE_INT or MODE_PARTIAL_INT).
2714 * explow.c (trunc_int_for_mode): Abort when the mode is not
2715 a scaler integer mode.
2716 * combine.c (expand_compound_operation): Don't expand Vector
2717 or Complex modes into shifts.
2718 (expand_field_assignment): Don't do bitwise arithmatic and
2719 shifts on Vector or Complex modes.
2720 (simplify_comparison): Don't call trunc_int_for_mode
2721 for VOIDmode.
2722 * recog.c (general_operand): Likewise.
2723 (immediate_operand): Likewise.
2724 (nonmemory_operand): Likewise.
2725
af8cb5c5
DE		 27262002-08-19 David Edelsohn <edelsohn@gnu.org>
2727
2728 * config/rs6000/rs6000.c (rs6000_emit_set_const): Inline
2729 multi-instruction SImode constant. Add REG_EQUAL note.
2730 * config/rs6000/rs6000.md (movsi splitter): Use
5ce6f47b 2731 rs6000_emit_set_const.
af8cb5c5 2732
9bc146b3
KG		 27332002-08-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2734
2735 * tree-inline.c (initialize_inlined_parameters): Wrap variable in
2736 the macro test controlling its use.
2737
66df2ac2
L		 27382002-08-18 H.J. Lu (hjl@gnu.org)
2739
2740 * config.gcc (*-*-linux*): Set extra_parts="crtbegin.o
2741 crtbeginS.o crtbeginT.o crtend.o crtendS.o", gas=yes and
2742 gnu_ld=yes.
2743 (alpha*-*-linux*, cris-*-linux*, i370-*-linux*,
2744 i[34567]86-*-linux*, x86_64-*-linux*, mips*-*-linux*,
2745 s390-*-linux*, s390x-*-linux*, sparc-*-linux*, sparc64-*-linux*,
2746 xtensa-*-linux*): Remove setting extra_parts, gas, and gnu_ld
2747 here.
2748 (cris-*-linux*): Remove setting thread_file here.
2749
463f1b2b
NB		 27502002-08-18 Neil Booth <neil@daikokuya.co.uk>
2751
2752 PR preprocessor/7602
2753 * cppinit.c (path_include): Treat the system environment
2754 variables as being cxx_aware.
2755
2984fe64
JM		 27562002-08-17 Joseph S. Myers <jsm@polyomino.org.uk>
2757
2758 * c-decl.c (flexible_array_type_p): New function.
2759 (grokdeclarator, finish_struct): Use it.
2760 * doc/extend.texi: Document constraints on use of structures with
2761 flexible array members.
2762
fded6d78
RS		 27632002-08-17 Richard Sandiford <rsandifo@redhat.com>
2764
2765 * config/mips/t-coff, config/mips/t-elf, config/mips/t-isa3264,
2766 config/mips/t-r3900 (MULTILIB_MATCHES): Define.
2767 * config/mips/mips.h (ASM_SPEC): Use %(endian_spec).
2768
8aa5074e
SS		 27692002-08-16 Stan Shebs <shebs@apple.com>
2770
2771 * c-common.c (cb_register_builds): Define __NEXT_RUNTIME__
2772 for ObjC with -fnext-runtime.
2773 * doc/cpp.texi: Document it.
2774
f97a5bda
JJ		 27752002-08-16 Janis Johnson <janis187@us.ibm.com>
2776
2777 * doc/install.texi (Final installation): Replace links to individual
2778 build status pages with a link to a common page that lists them all.
2779
d3075b6c
SP		 27802002-08-16 Sylvain Pion <pion@cs.nyu.edu>
2781
2782 * doc/invoke.texi: Fix typo.
2783
fdf68669
DE		 27842002-08-16 David Edelsohn <edelsohn@gnu.org>
2785
2786 * doc/install.texi (*-ibm-aix*): Explain AIX shared object versioning.
2787
27882002-08-16 Andrew Haley <aph@redhat.com>
d436bff8
AH		 2789
2790 * tree-inline.c: Add includes for Java inliner.
2791 (remap_decl): Don't handle anonymous types for Java.
2792 (remap_block): Add handling for Java trees.
2793 (copy_scope_stmt): Conditionalize for non-Java use only.
2794 (copy_body_r): Handle Java trees. Add handling for
2795 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, Java blocks.
2796 (initialize_inlined_parameters): Handle Java trees.
2797 (declare_return_variable): Likewise.
2798 (expand_call_inline): Handle Java trees.
2799 (walk_tree): Likewise.
2800 (copy_tree_r): Don't handle SCOPE_STMTs for Java.
2801 (add_stmt_to_compound): New function.
2802
204250d2
RH		 28032002-08-15 Richard Henderson <rth@redhat.com>
2804
2805 * Makefile.in (LOOSE_WARN): Remove -fno-common.
2806 (NOCOMMON_FLAG): New substitution point.
2807 (GCC_WARN_CFLAGS): Include it.
2808 * configure.in (ac_checking): Set nocommon_flag.
2809 (nocommon_flag): New substitution point.
2810
25587e40
AO		 28112002-08-15 Alexandre Oliva <aoliva@redhat.com>
2812
2813 * c-tree.h (skip_evaluation): Move declaration...
2814 * c-common.h: ... here.
2815 * c-typeck.c (build_external_ref): Don't assemble_external nor
2816 mark a tree as used if skip_evaluation is set.
2817 * c-parse.in (typeof): New non-terminal to set skip_evaluation
2818 around TYPEOF.
2819 (typespec_nonreserved_nonattr): Use it.
2820
702ada3d
DR		 28212002-08-15 Douglas B Rupp <rupp@gnat.com>
2822
2823 * dbxout.c (dbx_debug_hooks): Update end_prologue, end_epilogue.
2824 (xcoff_debug_hooks): Update end_prologue.
2825 * debug.c (do_nothing_debug_hooks): Update end_prologue, end_epilogue.
2826 * debug.h (end_prologue): Add file arg.
2827 (end_epilogue): Add line and file args.
2828 (dwarf2out_end_epilogue): Add line and file args.
2829 (vmsdbgout_after_prologue): Remove.
2830 * dwarf2out.c (dwarf2out_end_epilogue): Add line and file args.
2831 (dwarf2_debug_hooks): Update end_prologue.
2832 * dwarfout.c (dwarfout_end_epilogue): Add line and file args.
2833 (dwarfout_end_prologue): Add file arg.
2834 * final.c (vmsdbgout_after_prologue): Remove
2835 (final_end_function): Update end_epilogue call.
2836 (final_scan_insn): Update end_prologue call.
2837 * sdbout.c (sdbout_end_epilogue): Add line and file args.
2838 (sdbout_end_prologue): Add file arg.
2839 (sdb_debug_hooks): Update end_prologue.
2840 (sdb_begin_prologue): Update sdbout_end_prologue call.
2841 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_end_prologue,
2842 vmsdbgout_end_function.
2843 (vmsdbgout_end_prologue): New function renamed from
2844 vmsdbgout_after_prologue. Call vmsdbgout_source_line.
2845 (vmsdbgout_end_function): New function.
2846 (vmsdbgout_end_epilogue): Add line and file args. Call
2847 vmsdbgout_source_line.
2848 (write_pclines): Write only valid line numbers.
2849 (write_srccorr): Don't write source correlation records if 0 lines.
2850 * xcoffout.c (xcoffout_end_epilogue): Add line and file args.
2851
9ef30f83
SE		 28522002-08-15 Steve Ellcey <sje@cup.hp.com>
2853
2854 * gcc/unwind.h (_Unwind_Ptr): Make 64 bits on IA64 HP-UX.
2855 (_Unwind_Internal_Ptr): 32 bit version for use in
2856 read_encoded_value_with_base.
2857 * gcc/unwind-pe.h (read_encoded_value_with_base): Use
2858 _Unwind_Internal_Ptr instead of _Unwind_Ptr in order to get the
2859 right size.
2860
f7043461
KG		 28612002-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2862
2863 * loop.c (scan_loop, move_movables, count_one_set): Cast to avoid
2864 signed/unsigned warnings.
2865
2866 * regclass.c (init_reg_sets_1, choose_hard_reg_mode,
2867 record_reg_classes): Likewise.
2868
2869 * reload.c (reload_inner_reg_of_subreg, push_reload,
2870 find_reloads_address_1): Likewise.
2871
b4d330e1
DE		 28722002-08-15 David Edelsohn <edelsohn@gnu.org>
2873
2874 * rs6000.c (output_mi_thunk): Return to function section on
2875 TARGET_ELF.
2876
2877 * rs6000-c.c (rs6000_cpu_cpp_builtins): Define __PPC405__ if PPC405.
2878
61f02ff5
UW		 28792002-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2880
2881 * config/s390/s390.c (legitimize_address): Optimize loading
2882 of large displacements.
2883
1330f7d5
DR		 28842002-08-14 Douglas B Rupp <rupp@gnat.com>
2885
2886 * config/alpha/alpha-protos.h: Update.
2887
2888 * config/alpha/alpha.c: (LINKAGE_SYMBOL_REF_P): New macro.
2889 (alpha_legitimate_address_p): Test LINKAGE_SYMBOL_REF_P.
2890 (alpha_linkage_symbol_p): New static function.
2891 (print_operand_address): Print linkage operand.
2892
2893 (alpha_funcs_num, alpha_funcs_tree, alpha_links_tree): New static
2894 variables.
2895 (reloc_kind): New enum.
2896 (struct alpha_funcs): New struct.
2897 (struct alpha_links): Add reloc_kind field. Rename links_kind field.
2898
2899 (alpha_need_linkage): Rewrite.
2900 (alpha_use_linkage): New global function.
2901 (alpha_write_linkage): Rewrite and make static.
2902 (alpha_write_one_linkage): Rewrite
2903
2904 (alpha_start_function): Remove procedure descriptor output.
2905 (alpha_end_function): Write linkages at end of each function.
2906
2907 * config/alpha/alpha.md (call_vms, call_value_vms): Rewrite.
2908 (call_vms_1, call_value_vms_1): Rewrite.
2909
2910 * config/alpha/vms.h (ASM_FILE_END): Remove.
2911
d1f1cc6a
RH		 29122002-08-14 Richard Henderson <rth@redhat.com>
2913
2914 * ggc-page.c (RTL_SIZE): New.
2915 (extra_order_size_table): Add specializations for 2 and 10 rtl slots.
2916 * rtl.def (BARRIER, NOTE): Pad to 9 slots.
2917
23626154
RH		 29182002-08-14 Richard Henderson <rth@redhat.com>
2919
2920 * calls.c: Include target.h.
2921 * Makefile.in (calls.o): Update.
2922
2923 * config/alpha/alpha.c (alpha_end_function): Use targetm.binds_local_p.
2924 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
2925
fd350d24
RH		 29262002-08-14 Richard Henderson <rth@redhat.com>
2927
2928 * Makefile.in (LOOSE_WARN): Add -fno-common.
2929 * c-common.h (constant_string_class_name): Add missing extern.
2930
182d89a3
NB		 29312002-08-15 Neil Booth <neil@daikokuya.co.uk>
2932
2933 PR preprocessor/7358
2934 * c-opts.c (check_deps_environment_vars): Ignore main file
2935 for SUNPRO_DEPENDENCIES.
2936 * cppfiles.c (stack_include_file): Ignore main file if
2937 appropriate.
2938 * cpplib.h (struct cpp_options): New member in deps.
2939 * doc/cppenv.texi: Update.
2940
8bfb1467
NB		 29412002-08-14 Neil Booth <neil@daikokuya.co.uk>
2942
2943 PR preprocessor/7526
2944 * cpplib.c (run_directive): Kludge so _Pragma dependency works.
2945
41685063
NS		 29462002-08-14 Nathan Sidwell <nathan@codesourcery.com>
2947
2948 * doc/invoke.texi (-a): Remove documentation.
2949 (-fprofile-arcs): Remove reference to -a, -ax options.
2950 * doc/gcov.texi (Gcov Data Files): Data might be merged.
2951
77893a23
GDR		 29522002-08-14 Gabriel Dos Reis <gdr@nerim.net>
2953
2954 Fix PR/7566
2955 * c-semantics.c (genrtl_case_label): Don't (mis)use
5ce6f47b 2956 warning_with_decl.
77893a23 2957
260f91c2
DJ		 29582002-08-14 Dale Johannesen <dalej@apple.com>
2959
8537ed68 2960 * explow.c (emit_stack_restore): Emit memory clobbers
260f91c2
DJ		 2961 preceding the stack pop, to prevent the scheduler from
2962 moving refs to variable arrays below this pop.
2963 * reload1.c (reload): Preserve these clobbers for sched2.
2964 * doc/rtl.texi: Document clobber (mem:BLK (scratch)).
2965
cd79e210
NB		 29662002-08-14 Neil Booth <neil@daikokuya.co.uk>
2967
2968 * c-opts.c (c_common_post_options): Correct test.
2969
3eb75a73
KG		 29702002-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2971
2972 * m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Fix incorrect argument
2973 order in call to fprintf.
2974
be3a0ce2
RO		 29752002-08-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2976
2977 * config/sparc/sol2.h (SUBTARGET_EXTRA_SPECS): Define.
2978
ccfc6cc8
UW		 29792002-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2980
5ce6f47b 2981 * reload.c (find_reloads): Handle constraint letters marked by
ccfc6cc8
UW		 2982 EXTRA_ADDRESS_CONSTRAINT and EXTRA_MEMORY_CONSTRAINT.
2983 (alternative_allows_memconst): Likewise.
2984 * reload1.c (maybe_fix_stack_asms): Likewise.
5ce6f47b 2985 * recog.c (asm_operand_ok, preprocess_constraints,
ccfc6cc8
UW		 2986 constrain_operands): Likewise.
2987 * regclass.c (record_operand_costs, record_reg_classes): Likewise.
2988 * local-alloc.c (block_alloc, requires_inout): Likewise.
2989 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
2990
2991 * defaults.h (EXTRA_MEMORY_CONSTRAINT): Provide a default.
2992 (EXTRA_ADDRESS_CONSTRAINT): Likewise.
2993 * doc/tm.texi: Document these two new target macros.
2994
2995 * config/s390/s390.c (s390_expand_plus_operand): Accept already
2996 valid operands.
2997 (q_constraint): New function.
2998 config/s390/s390-protos.h (q_constraint): Declare it.
2999 config/s390/s390.h (EXTRA_CONSTRAINT): Use it.
3000 (EXTRA_MEMORY_CONSTRAINT): New macro.
3001
3002 * config/s390/s390.md: Throughout the machine description,
3003 replace all instances of the constraint combinations 'Qo'
3004 or 'oQ' with simply 'Q'.
3005
d6ee9f6f
SC		 30062002-08-14 Stephane Carrez <stcarrez@nerim.fr>
3007
3008 * config/m68hc11/m68hc11.h (LINK_SPEC): Support -mrelax.
3009 * config/m68hc11/t-m68hc11-gas (LIBGCC2_DEBUG_CFLAGS): Can use -g now.
3010 (LIBGCC2_CFLAGS): Compile with -mrelax.
3011
8a0b86f5
SC		 30122002-08-14 Stephane Carrez <stcarrez@nerim.fr>
3013
3014 * doc/invoke.texi: Document -minmax for 68HC12.
3015
3016 * config/m68hc11/m68hc11.md ("umaxqi3"): Use TARGET_MIN_MAX.
3017 ("uminqi3"): Likewise.
3018 ("uminhi3", "umaxhi3"): Likewise.
3019
3020 * config/m68hc11/m68hc11.h (MASK_MIN_MAX): Define.
3021 (TARGET_MIN_MAX): Define.
3022 (TARGET_SWITCHES): New option -minmax/-mnominmax.
3023
d6381f4e
SC		 30242002-08-14 Stephane Carrez <stcarrez@nerim.fr>
3025
3026 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Build __far_trampoline.
3027 (MULTILIB_OPTIONS): Must also generate for -mlong-calls.
3028
3029 * config/m68hc11/larith.asm: Put a mode for ELF ABI flags.
3030 (ret, declare, farsym): New gas macros.
3031 (__premain, exit, abort, _cleanup, memcpy, memset, ___adddi3,
3032 ___subdi3, ___notdi2, __mulhi32, __mulsi3): Use them to use 'rtc'
3033 and declare the symbol far when compiled with -mlong-calls.
5ce6f47b 3034 (__far_trampoline): New for 68HC12 trampoline code to invoke a
d6381f4e
SC		 3035 far handler using jsr/bsr.
3036
3037 * config/m68hc11/m68hc11-crt0.S: Put a mode for ELF ABI flags.
3038 (jsr): New macro to transform a 'jsr' into a 'call'.
3039
058edcdb
SC		 30402002-08-14 Stephane Carrez <stcarrez@nerim.fr>
3041
3042 * doc/invoke.texi: Document -mlong-calls for 68HC12.
3043
3044 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__USE_RTC__ when
3045 -mlong-calls is specified.
5ce6f47b 3046 (ASM_DECLARE_FUNCTION_NAME): Define to generate .far and .interrupt
058edcdb
SC		 3047 assembler directives.
3048 (TARGET_LONG_CALL, MASK_LONG_CALL): Declare.
3049 (TARGET_SWITCHES): Add -mlong-calls options.
3050 (current_function_far): Declare.
3051
3052 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset): Take
3053 into account the page register saved on the stack.
3054 (m68hc11_override_options): Take into account -mlong-calls option.
3055 (m68hc11_asm_file_start): Put a mode for the ELF flags ABI.
3056
3057 * config/m68hc11/m68hc11.md ("*return_32bit"): Return rtc
3058 if the function is going to be in 68HC12 banked memory (-mlong-calls).
3059 ("*return_16bit"): Likewise.
3060 ("*return_void"): Likewise.
3061 ("call", "call_value"): Use call for a far function call.
3062
c79043f3
NB		 30632002-08-14 Neil Booth <neil@daikokuya.co.uk>
3064
3065 * toplev.c (parse_options_and_default_flags): Don't call
3066 post_options here.
3067 (general_init): Initialize GC, pools and tree hash here,
3068 instead of lang_independent_init.
3069 (lang_independent_init): Rename backend_init.
3070 (do_compile): Call post_options hook; exit early if there
3071 have been errors after switch processing.
3072 (toplev_main): Update.
3073
6bf346d4
GDR		 30742002-08-14 Gabriel Dos Reis <gdr@nerim.net>
3075
3076 * c-pretty-print.h: Guard against multiple inclusion.
3077 Robustify macros.
3078 (pp_c_attributes): Declare.
3079 * c-pretty-print.c (pp_c_attributes): New function.
3080
cbf2f479
KG		 30812002-08-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3082
3083 * m68k.c (m68k_output_function_prologue,
3084 m68k_output_function_epilogue): Delete versions for DPX2/MOTOROLA
3085 and NEWS/MOTOROLA.
3086 * genattrtab.c: Remove dpx2 comment.
3087 * libgcc2.c (__enable_execute_stack): Delete versions for
3088 NeXT/__MACH__, __convex__, __sysV88__, __pyr__ and
3089 sony_news/SYSTYPE_BSD.
3090 * longlong.h: Delete code for __a29k__, _AM29K, __clipper__,
3091 __gmicro__, __i860__, __NeXT__ and __pyr__.
3092 * rtl.h: Remove convex comment.
3093 * varasm.c: Likewise.
3094
d3969c34
KG		 30952002-08-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3096
3097 * c-opts.c (lang_flags): Const-ify.
3098 * ra-build.c (undef_table): Likewise.
3099 * ra.c (eliminables): Likewise.
3100
df89f8e7
GDR		 31012002-08-14 Gabriel Dos Reis <gdr@nerim.net>
3102
3103 * tree.h: Guard against multiple inclusion.
3104
cf87d551
HPN		 31052002-08-14 Hans-Peter Nilsson <hp@bitrange.com>
3106
3107 * reload1.c (reload_cse_simplify): Before checking
3108 REG_FUNCTION_VALUE_P, check REG_P.
3109
a43c8986
GK		 31102002-08-13 Geoffrey Keating <geoffk@redhat.com>
3111
3112 * Makefile.in (attribs.o): Remove $(OBSTACK_H) dependency.
3113
29337351
NB		 31142002-08-13 Neil Booth <neil@daikokuya.co.uk>
3115
3116 * c-opts.c (c_common_init_options): Extra braces needed.
3117
8202c8c4
R		 3118Tue Aug 13 17:40:25 2002 J"orn Rennecke <joern.rennecke@superh.com>
3119
3120 * sh.c (sh_init_builtins): Add PARAMS to declaration.
3121 (sh_media_init_builtins, sh_expand_builtin): Likewise.
3122 (sh_expand_unop_v2sf): Use PARAMS for variable declaration.
3123 (sh_expand_binop_v2sf): Likewise.
3124 * sh-protos.h (sh_expand_unop_v2sf): Add PARAMS to declaration.
3125 (sh_expand_binop_v2sf, sh_cfun_interrupt_handler_p): Likewise.
3126 (sh_initialize_trampoline): Likewise.
3127
07893d4f
UW		 31282002-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3129
3130 * s390-modes.def [CCL1, CCL2, CCT1, CCT2, CCT3, CCUR, CCSR]: Declare
3131 new condition code modes.
3132 s390.c (s390_match_ccmode_set): Handle those new CC modes.
3133 (s390_select_ccmode): Likewise.
3134 (s390_branch_condition_mask): Likewise.
3135
3136 * s390-protos.h (s390_tm_ccmode): Declare.
3137 s390.c (s390_tm_ccmode): New function.
3138 (s390_match_ccmode): Allow VOIDmode as REQ_MODE.
3139
3140 * s390.md ("*cmpdi_tm2"): Rename to "*tmdi_ext".
3141 ("*cmpsi_tm2"): Rename to "*tmsi_ext".
3142 ("*cmpqi_tm2"): Rename to "*tmqi_ext".
3143
3144 ("*cmpdi_tm_reg", "*cmpdi_tm_mem", "*cmpsi_tm_reg", "*cmpsi_tm_mem",
3145 "*cmphi_tm_sub","*cmphi_cct_0", "*cmpqi_tm", "*cmpqi_tm_sub",
3146 "*cmpqi_cct_0", "*tm_0"): Remove, replace by ...
3147 ("*tmdi_reg", "*tmsi_reg", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem",
3148 "*tmqi_mem", "*tmhi_full", "*tmqi_full"): ... these new patterns.
3149
3150 ("*ltgr", "*cmpdi_ccs_0_64", "*cmpdi_ccs_0_31", "*ltr", "*icm15",
5ce6f47b 3151 "*icm15_cconly", "*cmpsi_ccs_0", "*icm3", "*cmphi_ccs_0", "*icm1",
07893d4f
UW		 3152 "*cmpqi_ccs_0"): Remove, replace by ...
3153 ("*tstdi_sign", "*tstdi", "*tstdi_cconly", "*tstdi_cconly_31",
5ce6f47b 3154 "*tstsi", "*tstsi_cconly", "*tstsi_cconly2", "*tsthi", "*tsthi_cconly",
07893d4f
UW		 3155 "*tstqi", "*tstqi_cconly"): ... these new patterns.
3156
3157 ("*cmpsidi_ccs"): Remove, replace by ...
3158 ("*cmpsi_ccs_sign"): ... this new pattern.
3159 ("*cmpdi_ccs_sign", "*cmpdi_ccu_zero"): New patterns.
3160
3161 ("*cmpqi_ccu_0", "*cmpqi_ccu_immed"): Remove, replace by ...
3162 ("*cli"): ... this new pattern.
3163
3164 ("*adddi3_sign", "*adddi3_zero_cc", "*adddi3_zero_cconly",
3165 "*adddi3_zero", "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2"):
3166 New patterns.
3167 ("adddi3_64"): Rename to "*adddi3_64".
3168 ("adddi3_31"): Replace by insn and splitter "*adddi3_31".
3169 ("adddi3"): Adapt expander.
3170
3171 ("*addsi3_cc"): Allow "general_operand" for operand 2.
5ce6f47b 3172 ("*addsi3_carry1_cc", "*addsi3_carry1_cconly",
07893d4f
UW		 3173 "*addsi3_carry2_cc", "*addsi3_carry2_cconly"): New patterns.
3174
3175 ("addhi3", "addqi3"): Remove, replace by ...
3176 ("*addsi3_sign", "*addsi3_sub"): ... these new patterns.
3177
3178 ("*subdi3_sign", "*subdi3_zero_cc", "*subdi3_zero_cconly",
3179 "*subdi3_zero", "*subdi3_cc", "*subdi3_cconly"): New patterns.
3180 ("subdi3"): Replace by insn and splitter "*subdi3_31".
3181 ("subdi3"): New expander.
3182
3183 ("*subsi3_borrow_cc", "*subsi3_borrow_cconly"): New patterns.
3184
3185 ("subhi3", "subqi3"): Remove, replace by ...
3186 ("*subsi3_sign", "*subsi3_sub"): ... these new patterns.
3187
3188 ("*muldi3_sign"): New pattern.
3189 ("muldi3"): Do not clobber CC.
3190 ("mulsi3"): Likewise.
3191 ("mulsi_6432"): Likewise.
3192
db62867b
DC		 31932002-08-13 Denis Chertykov <denisc@overta.ru>
3194
3195 * config/avr/avr.md: Call CC_STATUS_INIT in all peepnoles
8537ed68 3196 which can change CC0.
db62867b 3197
8ba46434
R		 3198Tue Aug 13 14:49:20 2002 J"orn Rennecke <joern.rennecke@superh.com>
3199
3200 * gcse.c (adjust_libcall_notes): New function.
3201 (do_local_cprop): Use it. Add fourth parameter. Changed caller.
3202
8733892f
NS		 32032002-08-13 Nathan Sidwell <nathan@codesourcery.com>
3204
3205 * libgcc2.c (L_bb): Remove unneeded #includes.
3206 (__global_counters, __gthreads_active): Remove unused globals.
3207 (__bb_exit_func): Merge counts into files rather than appending.
3208 * Makefile.in (INTERNAL_CFLAGS): Move COVERAGE_FLAGS from here ...
3209 (ALL_CFLAGS): ... to here.
3210
f4769721
DC		 32112002-08-13 Denis Chertykov <denisc@overta.ru>
3212
3213 * config/ip2k/ip2k.c (commands_in_file): Variable removed.
3214 (function_epilogue): Don't calculate function size.
3215 (ip2k_set_compare): Don't use lookup_const_double.
3216 (asm_file_start): Initialization of commands_in_file removed.
3217 (asm_file_end): Output of commands_in_file removed.
5ce6f47b 3218
f4769721
DC		 3219 * config/ip2k/ip2k.c (CPP_PREDEFINES): Remove definition of
3220 __INT_MAX__.
3221
c31cddfd
NB		 32222002-08-13 Neil Booth <neil@daikokuya.co.uk>
3223
3224 * c-opts.c (c_common_init_options): Check option array is
3225 sorted if checking enabled.
3226
f076f0ce
GDR		 32272002-08-13 Gabriel Dos Reis <gdr@nerim.net>
3228
3229 * c-pretty-print.c: #include "c-tree.h".
3230 (pp_c_simple_type_specifier): Tweak.
3231 (pp_c_storage_class_specifier): New.
3232 (pp_c_function_specifier): Likewise.
3233 (pp_c_declaration_specifiers): Likewise.
3234 (pp_c_init_declarator): Likewise.
3235 (pp_c_declaration): Likewise.
3236 (pp_c_direct_declarator): Stub.
3237 (pp_c_declarator): Likewise.
3238 (pp_c_parameter_declaration): Likewise.
3239
f4ff5a69
NB		 32402002-08-13 Neil Booth <neil@daikokuya.co.uk>
3241
3242 * c-opts.c (deps_seen, deps_file, deferred_count, deferred_size,
3243 handle_deferred_opts, sanitize_cpp_opts, defer_opt,
3244 struct deferred_opt): New.
3245 (COMMAND_LINE_OPTIONS): Add -M*.
3246 (missing_arg): Update.
3247 (c_common_decode_option): Handle -M*.
3248 (c_common_post_options): Handle -M*. Use sanitize_cpp_opts;
3249 don't call cpp_post_options.
3250 (c_common_finish, check_deps_environment_vars): Update.
3251 * cppfiles.c (stack_include_file, handle_missing_header): Update.
3252 * cpphash.h (CPP_PRINT_DEPS): Remove.
3253 * cppinit.c: Don't include version.h.
3254 (cpp_create_reader): Don't call deps_init. Initialize
3255 warn_long_long.
3256 (cpp_read_main_file): Init deps if necessary.
3257 (cpp_destroy): Conditionally free deps.
3258 (cpp_finish): Update.
3259 (no_tgt): Remove.
3260 (COMMAND_LINE_OPTIONS, cpp_handle_option): Remove -M*.
3261 (cpp_post_options): Rename post_options.
3262 * cpplib.h (struct cpp_options): Remove some dependency options;
3263 move others to a new structure.
3264 (cpp_post_options): Remove.
3265 (cpp_finish): Comment.
3266 * fix-header.c (read_scan_file): Don't call cpp_post_options.
3267
34116c2a
HPN		 32682002-08-12 Hans-Peter Nilsson <hp@bitrange.com>
3269
3270 * config/mmix/mmix.md (define_constants): Add MMIX_rR_REGNUM.
3271 ("divdi3", "*divdi3_nonknuth", "moddi3", "*moddi3_nonknuth"): Mark
3272 MMIX_rR_REGNUM as clobbered.
3273 * config/mmix/mmix.h (MMIX_REMAINDER_REGNUM): Use MMIX_rR_REGNUM.
3274
9b32718c
GDR		 32752002-08-12 Gabriel Dos Reis <gdr@nerim.net>
3276
3277 * diagnostic.h (output_formatted_scalar): Rename from
5ce6f47b 3278 output_formatted_integer.
9b32718c
GDR		 3279 * diagnostic.def: Add DK_DEBUG.
3280 * diagnostic.c (output_decimal): Adjust.
3281 (output_long_decimal): Likewise.
3282 (output_unsigned_decimal): Likewise.
3283 (output_octal): Likewise.
3284 (output_long_octal): Likewise.
3285 (output_hexadecimal): Likewise.
3286 (output_long_hexadecimal): Likewise.
3287 * c-pretty-print.c (pp_c_type_specifier): New function.
3288 (pp_c_specifier_qualifier_list): Likewise.
3289 (pp_c_abstract_declarator): Likewise.
3290 (pp_c_char): Replace pp_format_integer with pp_format_scalar.
3291
032613df
DE		 32922002-08-12 David Edelsohn <edelsohn@gnu.org>
3293
3294 * doc/trouble.texi (Disappointments): Add static constructor and
3295 destructor dependency information for AIX.
3296
a3737481
NB		 32972002-08-12 Neil Booth <neil@daikokuya.co.uk>
3298
3299 * cpphash.h (struct printer): New from cppmain.c.
3300 (cpp_reader): New member.
3301 * cppmain.c (struct printer): Move to cpphash.h.
3302 (options, print): Remove.
3303 (account_for_newlines, print_line, maybe_print_line,
3304 cpp_preprocess_file, setup_callbacks, scan_translation_unit,
3305 scan_translation_unit_trad, cb_line_change, cb_ident,
3306 cb_define, cb_undef, cb_include, cb_file_change, dump_macro,
3307 cb_def_pragma): Make reentrant.
3308
d71f7700
KG		 33092002-08-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3310
3311 * real.c (ieee_64): Always define.
3312 (ieee_113): Guard with INTEL_EXTENDED_IEEE_FORMAT == 0.
3313 (dec_h): Not used yet, hide it.
3314 (emdnorm): Mark parameter in ATTRIBUTE_UNUSED. Guard label with
3315 macro controlling use.
3316 (TFbignan, TFlittlenan): Guard with INTEL_EXTENDED_IEEE_FORMAT == 0.
3317
c16576e6
JH		 3318Mon Aug 12 12:48:20 CEST 2002 Jan Hubicka <jh@suse.cz>
3319
3320 * i386.md (tablejump): Sign extend the operand.
3321 * i386.c (classify_argument): Fix missed case from previous patch.
3322
460bd0e3
NB		 33232002-08-12 Neil Booth <neil@daikokuya.co.uk>
3324
3325 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, c_common_init): Move
3326 to c-copts.c.
3327 (warn_multichar): Die.
3328 (cb_register_builtins): Export.
3329 * c-common.h (warn_multichar, preprocess_file): Remove.
3330 (cb_register_builtins): New.
3331 * c-lang.c (c_init): Remove.
3332 (LANG_HOOKS_INIT): Use c_objc_common_init.
3333 * c-lex.c (init_c_lex): Don't canonicalize filename.
3334 * c-opts.c (in_fname, STDC_0_IN_SYSTEM_HEADERS): New.
3335 (preprocess_file): Make static. Update for cpplib.
3336 (c_common_decode_option): Remove warn_multichar. Use in_fname.
3337 (c_common_post_options): Set some cpp options here.
3338 (c_common_init): Move from c-common.c.
3339 * cppinit.c (cpp_post_options): Don't canonicalize in_fname.
3340 * cpplib.h (struct cpp_options): Remove in_fname.
3341 (cpp_preprocess_file): Update.
3342 * cppmain.c (cpp_preprocess_file): Update for new prototypes.
3343
f3f268dd
KG		 33442002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3345
3346 * config.gcc (mips*-*-netbsd*): Include ${tm_file}.
3347
f0201fba
KG		 33482002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3349
3350 * i370.h (TARGET_CPU_CPP_BUILTINS): Remove spurious trailing
3351 backslash in comment preceeding macro definition.
3352 * i370/linux.h (TARGET_OS_CPP_BUILTINS): Likewise.
3353 * i370/mvs.h (TARGET_OS_CPP_BUILTINS): Likewise.
3354 * i370/oe.h (TARGET_OS_CPP_BUILTINS): Likewise.
3355
e56fc090
HPN		 33562002-08-12 Hans-Peter Nilsson <hp@bitrange.com>
3357
3358 * expr.c (store_expr): In condition for checking if value is
3359 generated in TARGET, move call to expr_size last.
3360
76c3e73e
NB		 33612002-08-11 Neil Booth <neil@daikokuya.co.uk>
3362
3363 * c-common.c (c_common_init): Call preprocess_file instead.
3364 (c_common_finish): Move to c-opts.c.
3365 * c-common.h (preprocess_file): new.
3366 * c-opts.c (out_fname, out_stream, deps_append, preprocess_file,
3367 check_deps_environment_vars, c_common_finish): New.
3368 (c_common_decode_option): Update for out_fname and dependencies.
3369 * cppinit.c (init_dependency_output, output_deps): Remove.
3370 (cpp_destroy): Update prototype.
3371 (cpp_add_dependency_target): New.
3372 (cpp_read_main_file): Don't overlay a buffer.
3373 (cpp_finish): Take a deps output stream and write deps to it.
3374 Return the error count.
3375 (cpp_post_options): Don't canonicalize out_fname, or do anything
3376 with dependencies.
3377 * cpplib.h (struct cpp_options): Remove out_fname and
3378 preprocess_only.
3379 (cpp_add_dependency_target): New.
3380 (cpp_destroy, cpp_finish, cpp_preprocess_file): Update.
3381 * cppmain.c (cpp_preprocess_file): Update prototype. Don't
3382 set preprocess_only. Don't handle the output stream directly.
3383
e0c32c62
KG		 33842002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3385
3386 * dsp16xx.c (print_operand): Fix format specifier.
3387 * dsp16xx.md: Avoid automatic aggregate initialization.
3388 * frv.h (REG_CLASS_FROM_LETTER): Avoid char as array index.
3389 * h8300.c (emit_a_rotate, h8300_adjust_insn_length): Avoid U
3390 integer constant modifier.
3391 * ip2k.c (ip2k_set_compare): Avoid signed/unsigned warning.
3392 * mmix-protos.h (mmix_use_simple_return): Move outside TREE_CODE
3393 guards.
3394 * sh/netbsd-elf.h (FUNCTION_PROFILER): Fix format specifier.
3395 * v850.c (v850_select_section): Mark parameter with
3396 ATTRIBUTE_UNUSED.
3397 * global.c (global_alloc): Const-ify.
3398 * ra-colorize.c (hardregset_to_string): Fix format specifier.
3399
7ae8cf75
KG		 34002002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3401
3402 * darwin-c.c (darwin_pragma_options): Const-ify.
3403 * darwin.c (machopic_non_lazy_ptr_name,
3404 machopic_validate_stub_or_non_lazy_ptr): Likewise.
3405 (machopic_indirect_data_reference): Wrap variables in macros
3406 controlling their use.
3407 (machopic_finish, update_non_lazy_ptrs, update_stubs): Const-ify.
3408 (machopic_select_section): Use parentheses around && within ||.
3409 * i386/darwin.h (ASM_OUTPUT_ALIGN): Avoid ambiguous-else.
3410
8819cab5
KG		 34112002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3412
3413 * ip2k.c (mdr_resequence_xy_yx, mdr_propagate_reg_equivs,
3414 mdr_try_move_dp_reload, ip2k_check_can_adjust_stack_ref,
3415 ip2k_adjust_stack_ref, mdr_try_move_pushes, mdr_try_propagate_clr,
3416 ip2k_xexp_not_uses_reg_for_mem, mdr_try_propagate_move,
3417 mdr_try_remove_redundant_insns, track_w_reload,
3418 mdr_try_wreg_elim): Make function static to match prototype.
3419 * mmix.c (mmix_target_asm_function_epilogue): Likewise. Mark
3420 parameter with ATTRIBUTE_UNUSED.
3421
ab2877a3
KG		 34222002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3423
3424 * arc.c (arc_init): Don't use ISO C style function definitions.
3425 * arm.c (count_insns_for_constant, thumb_far_jump_used_p,
3426 arm_get_strip_length, arm_strip_name_encoding): Likewise.
3427 * avr.h (progmem_section): Likewise.
3428 * h8300.c h8300_asm_insn_count): Likewise.
3429 * m32r.c (init_idents): Likewise.
3430 * s390.c (s390_split_branches, s390_chunkify_pool): Likewise.
3431 * sh.c (sh_cfun_interrupt_handler_p): Likewise.
3432 * xtensa.c (xtensa_build_va_list): Likewise.
3433
08767a6f
NB		 34342002-08-11 Neil Booth <neil@daikokuya.co.uk>
3435
3436 * c-common.h (enum c_language_kind): Emphasize that clk_c is 0.
3437 * c-opts.c (parse_option): Rename find_opt.
3438 (set_std_c99): New function.
3439 (COMMAND_LINE_OPTIONS): Handle -remap and -o. Remove OPT_std_bad.
3440 (missing_arg): Remove OPT_std_bad. Handle -o.
3441 (c_common_decode_option): Handle input and output file names,
3442 -o and -remap. Clean up -std= handling.
3443 * cppinit.c (COMMAND_LINE_OPTIONS): Remove OPT_o and OPT_remap.
3444 (cpp_handle_option): Similarly. Don't handle filenames.
3445
db01f480
JH		 3446Sun Aug 11 14:43:17 CEST 2002 Jan Hubicka <jh@suse.cz>
3447
3448 * i386.c (classify_argument): Fix computing of field's offsets.
3449
a7701995
AJ		 34502002-08-11 Andreas Jaeger <aj@suse.de>
3451
3452 PR target/7531:
3453 * doc/invoke.texi (i386 and x86-64 Options): Document -mcmodel.
3454
2516f236
ZL		 34552002-08-10 Ziemowit Laski <zlaski@apple.com>
3456
3457 * config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Replace
3458 reference to clk_objective_c with flag_objc.
3459 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS):
3460 Likewise.
3461 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Likewise.
3462
f749a36b
NB		 34632002-08-10 Neil Booth <neil@daikokuya.co.uk>
3464
3465 * c-opts.c (set_std_cxx98, set_std_c89): New.
3466 (COMMAND_LINE_OPTIONS): Move more from cppinit.c.
3467 (c_common_decode_option): Handle new switches from cppinit.c.
3468 Add -std=gnu++98.
3469 * cppinit.c (set_lang): Rename cpp_set_lang. Export.
3470 (no_arg, no_num): Remove.
3471 (COMMAND_LINE_OPTIONS): Move more to c-opts.c. Drop all lang-
3472 switches apart from -lang-objc and lang-asm.
3473 (cpp_handle_option): Similarly.
3474 * cpplib.h (cpp_set_lang): New.
3475 * doc/cppopts.texi, doc/invoke.texi: Document -std=c++98,
3476 -std=gnu++98.
3477 * objc/lang-specs.h: Remove -ansi.
3478
77abb5d8
JH		 3479Sat Aug 10 19:59:43 CEST 2002 Jan Hubicka <jh@suse.cz>
3480 Graham Stott
3481
3482 * cfg.c (redirect_edge_succ_nodup): Avoid overflows due to roundoff
3483 errors.
3484
fac37dc4
KG		 34852002-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3486
d950dee3
KG		 3487 * emit-rtl.c (emit_jump_insn_before, emit_call_insn_before,
3488 emit_jump_insn): Fix uninitialized variable.
3489 * gcov.c (init_line_info): Likewise.
3490 * genautomata.c (transform_3): Add braces around ambiguous
3491 else.
3492 * ifcvt.c (cond_exec_process_insns): Mark parameter with
3493 ATTRIBUTE_UNUSED.
3494 * ra-build.c (parts_to_webs_1): Fix uninitialized variable.
3495 * regrename.c (copyprop_hardreg_forward): Fix uninitialized
3496 variable.
3497
fac37dc4
KG		 3498 * gengtype.c (write_gc_structure_fields): Avoid signed/unsigned
3499 warnings in output files.
3500
0f7866e7
ZL		 35012002-08-09 Ziemowit Laski <zlaski@apple.com>
3502
3503 * c-common.c (flag_objc): New.
3504 * c-common.h (c_language_kind): Get rid of clk_objective_c
3505 enum value.
3506 (flag_objc): New extern declaration.
3507 * c-decl.c (implicitly_declare): Call objc_check_decl
3508 instead of maybe_objc_check_decl.
3509 (finish_decl): Likewise.
3510 (grokfield): Likewise.
3511 (finish_struct): Likewise.
3512 * c-lang.c (maybe_objc_check_decl): Rename to objc_check_decl.
3513 (maybe_objc_comptypes): Rename to objc_comptypes.
a7701995 3514 (maybe_building_objc_message_expr): Rename to
0f7866e7
ZL		 3515 objc_message_selector.
3516 * c-lex.c (lex_charconst): Remove uses of clk_objective_c,
3517 replace with flag_objc as needed.
3518 * c-opts.c (c_common_init_options): Likewise.
3519 (c_common_decode_option): Likewise.
3520 * c-parse.in (init_reswords): Likewise.
3521 * c-tree.h (maybe_objc_check_decl): Rename to objc_check_decl.
3522 (maybe_objc_comptypes): Rename to objc_comptypes.
a7701995 3523 (maybe_building_objc_message_expr): Rename to
0f7866e7
ZL		 3524 objc_message_selector.
3525 * c-typeck.c (comptypes): Call objc_comptypes instead of
3526 maybe_objc_comptypes, and/or objc_message_selector instead of
3527 maybe_building_objc_message_expr.
3528 (comp_target_types): Likewise.
3529 (convert_for_assignment): Likewise.
3530 (warn_for_assignment): Likewise.
3531 * cppinit.c (init_builtins): Set __OBJC__ manifest constant
3532 independently of those for other languages.
3533 * objc/objc-act.c (maybe_objc_comptypes): Delete.
3534 (maybe_objc_check_decl): Delete.
a7701995 3535 (maybe_building_objc_message_expr): Rename to
0f7866e7
ZL		 3536 objc_message_selector.
3537 * objc/objc-lang.c (objc_init_options): Use clk_c instead of
3538 clk_objective_c; set flag_objc flag.
3539
c512fd7b
TM		 35402002-08-09 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
3541
3542 * ifcvt.c (find_if_case_2): Test correct basic block for size.
3543
5e1bf043 35442002-08-09 Dale Johannesen <dalej@apple.com>
c512fd7b 3545
5e1bf043
DJ		 3546 * config/rs6000/rs6000.md: Add sibcall patterns.
3547 * config/rs6000/rs6000.h (FUNCTION_OK_FOR_SIBCALL): Define.
3548 * config/rs6000/rs6000.c (rs6000_ra_ever_killed):
3549 Rewritten to handle sibcalls.
3550 * config/rs6000/rs6000.c (function_ok_for_sibcall): New.
3551 * config/rs6000/rs6000-protos.h (function_ok_for_sibcall): New.
3552
2043c38e
NS		 35532002-08-08 Nathan Sidwell <nathan@codesourcery.com>
3554
3555 * profile.c (da_file_name): New static var.
3556 (init_branch_prob): Initialize it.
3557 (end_branch_prob): Remove da file.
3558
3559 * Makefile.in (stage1_build): Pass empty COVERAGE_FLAGS.
41685063 3560 * configure.in (coverage_flags): Default to nothing.
2043c38e
NS		 3561 * configure: Rebuilt.
3562
4b7091eb
NB		 35632002-08-09 Neil Booth <neil@daikokuya.co.uk>
3564
3565 * Makefile.in (c-opts.o): Update
3566 * c-opts.c: Include intl.h.
3567 (print_help): Move from cppinit.c. Remove unused options.
3568 (COMMAND_LINE_OPTIONS): Move more from cppinit.c.
3569 (missing_arg): Complain for switches without an argument.
3570 (c_common_decode_option): Reject missing joined arguments.
3571 Handle new switches from cppinit.c.
3572 * cppinit.c (COMMAND_LINE_OPTIONS): Move some switches to c-opts.c.
3573 (cpp_handle_option): Similarly.
3574 (print_help): Moved to c-opts.c.
3575 * cpplib.h (struct cpp_options): Remove help_only.
3576 * gcc.c (cpp_unique_options): Remove -$.
3577 * doc/cppopts.texi: Undocument -h.
3578
9e20be0c
JJ		 35792002-08-08 Jakub Jelinek <jakub@redhat.com>
3580
3581 * config/i386/i386.c (legitimate_constant_p): UNSPEC_TP is not
3582 legitimate constant.
3583 (legitimate_pic_operand_p): Neither pic operand.
3584 (legitimate_address_p): But legitimate address.
3585 (get_thread_pointer): Generate MEM/u instead of CONST around
3586 UNSPEC_TP.
3587 (print_operand): Remove printing of UNSPEC_TP.
3588 (print_operand_address): And print it here.
3589
7b9be5c7 35902002-08-08 Devang Patel <dpatel@apple.com>
9e20be0c 3591
a7701995
AJ		 3592 * objc/objc-act.c (build_selector_translation_table): Issue warning,
3593 when -Wselector is used,if method for which selector is being
7b9be5c7 3594 created does not exist.
a7701995 3595
5615d8fd
SC		 35962002-08-08 Stephen Clarke <stephen.clarke@superh.com>
3597
3598 * config/sh/sh.c (prepare_move_operands): Only call
3599 target_reg_operand if TARGET_SHMEDIA.
a7701995 3600
3b85fe5f
JJ		 36012002-08-08 Jakub Jelinek <jakub@redhat.com>
3602
3603 * config/rs6000/rs6000.h, config/rs6000/aix.h,
3604 config/rs6000/darwin.h, config/rs6000/linux64.h: Revert last
3605 two patches.
3606 * config/rs6000/sysv4.h: Likewise, remove #undef ADJUST_FIELD_ALIGN.
3607
e10c79fe
LB		 36082002-08-08 Lars Brinkhoff <lars@nocrew.org>
3609 Richard Henderson <rth@redhat.com>
3610
3611 * emit-rtl.c (gen_rtx_REG): After reload, only return
3612 frame_pointer_rtx or hard_frame_pointer_rtx if frame_pointer_needed.
3613
aa2a83dc
JJ		 36142002-08-08 Jakub Jelinek <jakub@redhat.com>
3615
3616 * config/rs6000/rs6000-protos.h (rs6000_field_alignment): Remove.
3617 * config/rs6000/rs6000.c (rs6000_field_alignment): Move...
3618 * config/rs6000/rs6000.h (ADJUST_FIELD_ALIGN): ...inline into the
3619 macro.
3620
aeaf4d25
AN		 36212002-08-08 Adam Nemet <anemet@lnxw.com>
3622
3623 * config/arm/arm.c (thumb_unexpanded_epilogue): Stack the PIC
3624 register.
3625 (thumb_expand_prologue): Likewise.
3626 (thumb_output_function_prologue): Likewise.
3627 * config/arm/arm.h (THUMB_INITIAL_ELIMINATION_OFFSET): Account for
3628 the additional push of the PIC register.
3629
22aa533e
NS		 36302002-08-08 Nathan Sidwell <nathan@codesourcery.com>
3631
3632 * configure.in (enable_coverage): New enable switch.
3633 * configure: Rebuilt.
3634 * Makefile.in (COVERAGE_FLAGS, coverageexts): New variables.
3635 (INTERNAL_CFLAGS): Append COVERAGE_FLAGS.
3636 (ALL_FLAGS): Reorder so INTERNAL_CFLAGS comes after CFLAGS.
3637 (mostlyclean): Remove coverage files.
3638 * doc/install.texi: Document enable_coverage.
3639
3640 * cp/Make-lang.in (c++.mostlyclean): Remove coverage files.
3641 * ada/Make-lang.in (ada.mostlyclean): Remove coverage files.
3642 * f/Make-lang.in (f.mostlyclean): Remove coverage files.
3643 * java/Make-lang.in (java.mostlyclean): Remove coverage files.
3644 * objc/Make-lang.in (objc.mostlyclean): Remove coverage files.
3645 * treelang/Make-lang.in (treelang.mostlyclean): Remove coverage
3646 files.
a7701995 3647
18bdccaa
NB		 36482002-08-08 Neil Booth <neil@daikokuya.co.uk>
3649
3650 * c-opts.c (cpp_opts): New.
3651 (COMMAND_LINE_OPTIONS): Add switches from cppinit.c.
3652 (c_common_decode_options): Handle cpplib switches.
3653 (c_common_init_options): Set cpp_opts.
3654 * cppinit.c (COMMAND_LINE_OPTIONS): Move some switches to c-opts.c.
3655 (cpp_handle_option): Similarly.
3656
774b5662
DE		 36572002-08-08 David Edelsohn <edelsohn@gnu.org>
3658
3659 * config/rs6000/aix.h (TARGET_ALTIVEC): Define to 0.
3660 (TARGET_ALTIVEC_ABI): Same.
3661 (TARGET_ALTIVEC_VRSAVE): Same.
3662
3663 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Check
3664 icode not CODE_FOR_nothing. Change switch to if.
3665
957e9e48
AM		 36662002-08-08 Alan Modra <amodra@bigpond.net.au>
3667
3668 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Pass -mpower4 when cpu=power4.
3669
daf06049
JJ		 36702002-08-08 Jakub Jelinek <jakub@redhat.com>
3671
3672 * stor-layout.c (place_union_field): For bitfields if
3673 PCC_BITFIELD_TYPE_MATTERS and TYPE_USER_ALIGN, set record's
3674 TYPE_USER_ALIGN.
3675
043d39a6
JDA		 36762002-08-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3677
3678 * pa.c (struct deferred_plabel): Constify name field.
3679
34bb92e3
NB		 36802002-08-07 Neil Booth <neil@daikokuya.co.uk>
3681
3682 * cppmacro.c (_cpp_builtin_macro_text): Remove unused variable.
3683
3ec5d64d
JDA		 36842002-08-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3685
3686 * configure.in (PREFIX_INCLUDE_DIR): Don't define if prefix and
3687 local_prefix are the same.
3688 * configure: Rebuilt.
3689
ad9335eb
JJ		 36902002-08-07 Jakub Jelinek <jakub@redhat.com>
3691 Richard Henderson <rth@redhat.com>
3692
3693 * stor-layout.c (place_union_field): Apply ADJUST_FIELD_ALIGN
3694 to type_align when PCC_BITFIELD_TYPE_MATTERS. Only apply
3695 ADJUST_FIELD_ALIGN if not DECL_USER_ALIGN resp. TYPE_USER_ALIGN.
3696 (place_field): Likewise.
3697 * config/i386/i386.c (x86_field_alignment): Don't check
3698 DECL_USER_ALIGN here.
3699 * config/rs6000/rs6000.c (rs6000_field_alignment): New.
3700 * config/rs6000/rs6000-protos.h (rs6000_field_alignment): New
3701 prototype.
3702 * config/rs6000/rs6000.h (ADJUST_FIELD_ALIGN): Define.
3703 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Remove.
3704 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Remove.
3705 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Remove.
3706 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Remove.
3707 * doc/tm.texi (ADJUST_FIELD_ALIGN): Update description.
3708
0b6f2917
NB		 37092002-08-07 Neil Booth <neil@daikokuya.co.uk>
3710
3711 * Makefile.in (c-opts.o, c-common.o, C_AND_OBJC_OBJS): Update.
3712 * c-common.c: Don't include tree-inline.h.
3713 (c_common_init_options, c_common_post_options): Move to c-opts.c.
3714 * c-common.h (c_common_decode_option): New.
3715 * c-decl.c (c_decode_option): Remove.
3716 * c-lang.c (LANG_HOOKS_DECODE_OPTION): Use c_common_decode_option.
3717 * c-opts.c: New file.
3718 * c-tree.h (c_decode_option): Remove.
3719 * doc/passes.texi: Update.
3720 * objc/objc-act.c (objc_decode_option): Remove.
3721 * objc/objc-act.h (objc_decode_option): Remove.
3722 * objc/ojbc-lang.c (LANG_HOOKS_DECODE_OPTION): Use
3723 c_common_decode_option.
3724
e49ec17d
CD		 37252002-08-07 Chris Demetriou <cgd@broadcom.com>
3726
3727 * config/mips/mips.md (sunlt_sf, suneq_sf, sunle_sf): Remove
3728 dependency on TARGET_DOUBLE_FLOAT.
3729
ac1ca451
SC		 37302002-08-07 Stephen Clarke <stephen.clarke@superh.com>
3731
3732 * config/sh/lib1funcs.asm (GCC_shcompact_incoming_args): Don't
3733 overwrite callee-save registers. Fix comment.
3734
af34e51e
CD		 37352002-08-06 Chris Demetriou <cgd@broadcom.com>
3736
3737 * config/mips/mips.c (override_options): Set MASK_BRANCHLIKELY
3738 in target_flags based on ISA, if it was not set on the command
3739 line. Warn if MASK_BRANCHLIKLEY is set but the ISA does not
3740 support Branch Likely instructions.
3741 * config/mips/mips.h (MASK_BRANCHLIKLEY): New macro.
3742 (TARGET_BRANCHLIKELY): Likewise.
3743 (TARGET_SWITCHES): Add -mbranch-likely and -mno-branch-likely.
3744 (GENERATE_BRANCHLIKELY): Use TARGET_BRANCHLIKELY rather than
3745 ISA_HAS_BRANCHLIKELY.
3746 (ISA_HAS_BRANCHLIKELY): Do not include MIPS16 check.
3747 * doc/invoke.texi: Document new MIPS -mbranch-likely and
3748 -mno-branch-likely options.
3749
2631af95
KG		 37502002-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3751
f538618e
KG		 3752 * ip2k.c (ip2k_set_compare): Add missing iteration variable.
3753
2631af95
KG		 3754 * Makefile.in (dummy-conditions.o): Depend on $(HCONFIG_H) not
3755 $(GCONFIG_H).
3756
1ae0ccb6
AH		 37572002-08-06 Aldy Hernandez <aldyh@redhat.com>
3758
8537ed68
ZW		 3759 * c-decl.c (duplicate_decls): Error out for incompatible TLS
3760 declarations.
1ae0ccb6 3761
8537ed68 3762 * testsuite/gcc.dg/tls/diag-3.c: New.
1ae0ccb6 3763
8d3e27d1 37642002-08-06 Dale Johannesen <dalej@apple.com>
db4c55f6 3765
8d3e27d1 3766 * c-common.c (fname_decl): Use line number 0 for
8537ed68 3767 __func__, to avoid confusing debuggers.
8d3e27d1 3768
8b219a76
NS		 37692002-08-06 Nathan Sidwell <nathan@codesourcery.com>
3770
3771 * gcov.c: Tidy.
3772 (struct line_info, struct coverage): New structures.
3773 (gcov_file_name, gcov_file): Remove globals.
3774 (output_data): Take source file parameter. Fix memory leak. Break
3775 up into ...
3776 (init_line_info, output_line_info, make_gcov_file_name,
3777 accumulate_branch_counts): ... here.
3778 (calculate_branch_probs, function_summary): Adjust.
3779 (main): Adjust.
3780 (function_*): Remove global variables.
3781
317e98c0
NB		 37822002-08-06 Neil Booth <neil@daikokuya.co.uk>
3783
3784 * dwarf2out.c: Remove unused macros.
3785
81d41e74
NB		 37862002-08-06 Neil Booth <neil@daikokuya.co.uk>
3787
3788 * function.c (TRAMPOLINE_ALIGNMENT): Always defined.
3789
58551c23
NB		 37902002-08-06 Neil Booth <neil@daikokuya.co.uk>
3791
3792 * cppinit.c (struct lang_flags): Rename trigraphs std.
3793 (set_lang): Update.
3794 * cpplib.h (struct cpp_options): New member std.
3795 * cppmacro.c (_cpp_builtin_macro_text): Use std.
3796 (collect_args): Flag whether to swallow a possible future
3797 comma pasted with varargs.
3798 (replace_args): Use this flag.
3799 * doc/cpp.texi: Update varargs extension documentation.
3800
daeabcd0
JJ		 38012002-08-06 Jakub Jelinek <jakub@redhat.com>
3802
3803 * config/i386/mmintrin.h (__m64): Make the type 64-bit aligned.
3804
39e3a681
JJ		 38052002-08-06 Jakub Jelinek <jakub@redhat.com>
3806
9812691e
JJ		 3807 * config/i386/i386.c (x86_field_alignment): Apply min for all MODE_INT
3808 and MODE_CLASS_INT modes.
39e3a681 3809
609a87f3
JJ		 38102002-08-06 Jakub Jelinek <jakub@redhat.com>
3811
3812 * config.gcc (*-*-linux*): Default to --enable-threads=posix if no
3813 --{enable,disable}-threads is given to configure.
3814 (alpha*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux*,
3815 x86_64-*-linux*, ia64*-*-linux*, m68k-*-linux*, mips*-*-linux*,
3816 powerpc-*-linux-gnualtivec*, powerpc-*-linux*, s390-*-linux*,
3817 s390x-*-linux*, sh-*-linux*, sparc-*-linux*, sparc64-*-linux*):
3818 Remove thread_file setting here.
3819
ff4c5e7b
DE		 38202002-08-06 David Edelsohn <edelsohn@gnu.org>
3821
3822 * doc/install.texi (Binaries): Update Bull Freeware URL.
3823
54f3aa9e
GP		 38242002-08-06 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3825
3826 * doc/gcc.texi (Top): Rename Index to Keyword Index.
3827
d19202ba
NS		 38282002-08-05 Nathan Sidwell <nathan@codesourcery.com>
3829
3830 * gcov.c (output_data): Round to % to nearest, tweak formatting.
3831
1bed5ee3
JJ		 38322002-08-05 Jakub Jelinek <jakub@redhat.com>
3833
3834 * fold-const.c (associate_trees): Only optimize NEGATE_EXPR in one
3835 of the operands into MINUS_EXPR if code is PLUS_EXPR.
3836
84512347
DR		 38372002-08-05 Douglas B Rupp <rupp@gnat.com>
3838
3839 * config.gcc (i[34567]86-*-interix*): Replace interix.o with winnt.o
3840 * config/i386/i386-interix.h (TARGET_NOP_FUN_DLLIMPORT,
3841 drectve_section): Define.
3842 * config/i386/t-interix: Replace interix.o rule with winnt.o.
3843 * config/i386/interix.c: Remove.
3844
b835f6f1
GK		 38452002-08-05 Geoffrey Keating <geoffk@redhat.com>
3846
3847 * attribs.c: Don't include obstack.h.
3848 * builtins.c: Likewise.
3849 * cfganal.c: Likewise.
3850 * cfgbuild.c: Likewise.
3851 * cfgcleanup.c: Likewise.
3852 * emit-rtl.c: Likewise.
3853 * loop.c: Likewise.
3854 * stmt.c: Likewise.
3855
3856 * Makefile.in (s-gtype): Re-add dependency on $(GTFILES).
3857
fd291392
GDR		 38582002-08-05 Gabriel Dos Reis <gdr@nerim.net>
3859
3860 * doc/c-tree.texi (Expression trees): Document VA_ARG_EXPR
3861
054b7507
CD		 38622002-08-04 Chris Demetriou <cgd@broadcom.com>
3863
3864 * doc/invoke.texi: Remove duplicated paragraph describing
3865 TARGET_SWITCHES.
3866
6d9f628e
GK		 38672002-08-04 Geoffrey Keating <geoffk@redhat.com>
3868
3869 * Makefile.in (sdbout.o): Doesn't need $(OBSTACK_H).
3870 * collect2.h (permanent_obstack): Delete declaration.
3871 * collect2.c (permanent_obstack): Delete definition.
4912a07c 3872 (main): Don't initialize permanent_obstack. Use xstrdup instead.
6d9f628e
GK		 3873 * expr.c: Don't include obstack.h.
3874 (permanent_obstack): Delete declaration.
3875 * function.c: Don't include obstack.h.
3876 (permanent_obstack): Delete declaration.
3877 * integrate.c: Don't include obstack.h.
3878 (function_maybepermanent_obstack): Delete declaration.
3879 * print-tree.c (debug_tree): Use x*alloc not permalloc.
3880 * sdbout.c (gen_fake_label): Use x*alloc not permalloc.
3881 * tlink.c (pfgets): Use xstrdup not permanent_obstack.
3882 * toplev.c (lang_independent_init): Rename init_obstacks to init_ttree.
3883 * tree.h: Rename init_obstacks to init_ttree. Remove declarations
3884 of permalloc, expralloc, perm_calloc.
3885 * tree.c (permanent_obstack): Delete definition.
3886 (init_ttree): Rename from init_obstacks.
3887 (permalloc): Delete.
3888 (perm_calloc): Delete.
3889 (dump_tree_statistics): Don't print information about
3890 permanent_obstack.
3891 * varasm.c (assemble_start_function): Use xstrdup instead of
3892 permalloc/strcpy.
3893 (assemble_variable): Likewise.
3894 * config/alpha/alpha.c (unicosmk_need_dex): Use xmalloc instead of
3895 permalloc.
3896 (unicosmk_add_extern): Likewise.
3897 * config/c4x/c4x.c (c4x_external_ref): Likewise.
3898 (c4x_global_label): Likewise.
3899 * config/frv/frv.c (frv_encode_section_info): Likewise.
3900 * config/i386/winnt.c (i386_pe_record_external_function): Likewise.
3901 (i386_pe_record_exported_symbol): Likewise.
3902 * config/mips/mips.c (mips_output_external): Likewise.
3903 (mips_output_external_libcall): Likewise.
3904 * config/pa/pa.c: (permanent_obstack): Delete declaration.
3905 (output_call): Use ggc_strdup instead of allocating on
3906 permanent_obstack.
3907 * config/romp/romp.c: Include ggc.h.
3908 (get_symref): Don't declare permanent_obstack, use ggc_strdup
3909 intead of permanent_obstack.
3910 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use concat
3911 instead of permalloc.
3912 * config/rs6000/rs6000.c (rs6000_gen_section_name): Use xmalloc
3913 instead of permalloc
3914 * config/rs6000/xcoff.h (ASM_OUTPUT_EXTERNAL): Use concat
3915 instead of permalloc.
3916 * config/vax/vax.c (vms_check_external): Use xmalloc instead of
3917 permalloc.
3918
36a05131
BS		 39192002-08-04 Bernd Schmidt <bernds@redhat.com>
3920
3921 Contribute a port developed primarily by Michael Meissner,
3922 Catherine Moore, and Richard Sandiford <rsandifo@redhat.com>.
3923 * config.gcc: Add frv-elf target.
3924 * config/frv/cmovd.c: New file.
3925 * config/frv/cmovh.c: New file.
3926 * config/frv/cmovw.c: New file.
3927 * config/frv/frv-abi.h: New file.
3928 * config/frv/frv-asm.h: New file.
3929 * config/frv/frv-modes.def: New file.
3930 * config/frv/frv-protos.h: New file.
3931 * config/frv/frv.c: New file.
3932 * config/frv/frv.h: New file.
3933 * config/frv/frv.md: New file.
3934 * config/frv/frvbegin.c: New file.
3935 * config/frv/frvend.c: New file.
3936 * config/frv/lib1funcs.asm: New file.
3937 * config/frv/media.h: New file.
3938 * config/frv/modi.c: New file.
3939 * config/frv/t-frv: New file.
3940 * config/frv/uitod.c: New file.
3941 * config/frv/uitof.c: New file.
3942 * config/frv/ulltod.c: New file.
3943 * config/frv/ulltof.c: New file.
3944 * config/frv/umodi.c: New file.
3945 * config/frv/xm-frv.h: New file.
86a0cbcb
BS		 3946
3947 * config/frv/media.h: Removed again.
3948
37b8715b
NS		 39492002-08-04 Nathan Sidwell <nathan@codesourcery.com>
3950
3951 * gcov.c (bb_file_time): New static variable.
3952 (object_directory): May also be object file.
3953 (preserve_paths): New static variable.
3954 (print_usage): Adjust.
3955 (options): Adjust.
3956 (process_args): Adjust.
3957 (open_files): Simplify. Cope when OBJECT_DIRECTORY is an object
3958 file. Find modification date on bb file.
3959 (read_profile): Don't rewind a NULL file.
3960 (format_hwint): New static function.
3961 (function_summary): Use format_hwint.
3962 (output_data): SOURCE_FILE_NAME is never relative to
3963 OBJECT_DIRECTORY. Use format_hwint. Adjust gcov file name
3964 mangling. Adjust output format to make it more machine readable.
3965 * doc/gcov.texi: Document & clarify semantics.
a7701995 3966
d500c5d7
JM		 39672002-08-04 Joseph S. Myers <jsm@polyomino.org.uk>
3968
3969 * doc/include/gcc-common.texi (version-GCC): Increase to 3.3.
3970
ea67fe71
NS		 39712002-08-04 Nathan Sidwell <nathan@codesourcery.com>
3972
3973 * gcc.c (cc1_options): Pass output file as auxbase when
3974 appropriate.
3975 * profile.c (init_branch_prob): FILENAME has already had ending
3976 stripped.
3977 * final.c (end_final): Likewise.
3978 * toplev.c (aux_base_name): New global.
3979 (compile_file): Pass aux_base_name to init init_branch_prob and
3980 end_final.
3981 (independent_decode_option, case 'a'): New auxinfo options.
3982 (case 'd'): Protect against mising basename.
3983 (do_compile): Initialize aux_base_name.
3984 * toplev.h (aux_base_name): New global.
3985 * doc/invoke.texi: Adjust documentation.
3986
b23c054d
NS		 39872002-08-04 Nathan Sidwell <nathan@codesourcery.com>
3988
3989 * config/i386/i386.c (x86_field_alignment): Remove duplicate test
3990 of TARGET_ALIGN_DOUBLE.
3991
04c1334c 39922002-08-04 Gabriel Dos Reis <gdr@nerim.net>
a7701995 3993
04c1334c
GDR		 3994 * diagnostic.c (inform): New function.
3995 * diagnostic.h (inform): Declare.
a7701995 3996
e34eaae5
DE		 39972002-08-03 David Edelsohn <edelsohn@gnu.org>
3998
3999 * config/rs6000/rs6000.md (movsi_internal1): Add nop mnemonic.
4000 (movhi_internal): Same.
4001 (movqi_internal): Same.
4002 (movdi_internal64): Same.
4003
4004 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_FLOAT): Add mcpu=405.
4005
4006 * config/rs6000/xcoff.h (SKIP_ASM_OP): Define.
4007 (ASM_OUTPUT_SKIP): Use it. SIZE unsigned.
4008 (COMMON_ASM_OP): Define.
4009 (ASM_OUTPUT_ALIGNED_COMMON): Use it. SIZE unsigned.
4010 Use ALIGN parameter.
4011 (LOCAL_COMMON_ASM_OP): Define.
4012 (ASM_OUTPUT_LOCAL): Use it. SIZE unsigned.
4013
e7b489c8
RS		 40142002-08-03 Roger Sayle <roger@eyesopen.com>
4015
4016 * builtins.def: Define new builtin functions exp, expf, expl,
4017 log, logf and logl (and their __builtin_* variants).
4018 * optabs.h (enum optab_index): Add new OTI_exp and OTI_log.
4019 Define exp_optab and log_optab.
4020 * optabs.c (init_optans): Initialize exp_optab and log_optab.
4021 * genopinit.c (optabs): Implement exp_optab and log_optab
4022 using exp?f2 and log?f2 patterns.
4023 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXP*
4024 and BUILT_IN_LOG* using exp_optab and log_optab respectively.
4025 (expand_builtin): Ignore the new builtins (and all cos and
4026 sin variants) when not optimizing. Expand new builtins via
4027 expand_builtin_mathfn when flag_unsafe_math_optimizations.
4028
4029 * doc/extend.texi: Document new exp and log builtins.
4030 * doc/md.texi: Document new exp?f2 and log?f2 patterns
4031 (and previously undocumented cos?f2 and sin?f2 patterns).
4032
de8920be
JM		 40332002-08-03 Jason Merrill <jason@redhat.com>
4034
4035 * explow.c (int_expr_size): New fn.
4036 * expr.c (expand_expr) [CONSTRUCTOR]: Use it.
4037 * expr.h: Declare it.
4038
ba462c8e
KW		 40392002-08-02 Krister Walfridsson <cato@df.lth.se>
4040
4041 * Makefile.in (gengtype-lex.o, gengtype-yacc.o): Add path to
4042 gengtype-* dependencies.
4043
2017ed61
EC		 40442002-08-02 Eric Christopher <echristo@redhat.com>
4045
4046 * config.gcc (mips*-*-linux*): Fix ordering of tm_file.
4047 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Change
4048 #ifndef to #undef.
4049 (TARGET_MEM_FUNCTIONS): Define instead of define to 1.
4050
055dd007
DE		 40512002-08-02 David Edelsohn <edelsohn@gnu.org>
4052
4053 PR optimize/7067
4054 * config/rs6000/rs6000.h (RTX_COSTS): Artificially make MULT
4055 small if optimizing for size.
4056
771a2a66
DJ		 40572002-08-02 Daniel Jacobowitz <drow@mvista.com>
4058
4059 * configure.in (FORBUILD): Use $build_alias.
4060 * configure: Regenerated.
4061
ac8ab9fe
RS		 40622002-08-02 Richard Sandiford <rsandifo@redhat.com>
4063
4064 * config.gcc: Don't include mips/abi64.h in $tm_file.
4065 * hard-reg-set.h (call_really_used_regs): Declare.
4066 * config/mips/abi64.h: Remove file.
4067 * config/mips/linux.h,
4068 * config/mips/iris6.h: Don't include it.
4069 * config/mips/mips-protos.h (mips_conditional_register_usage): Declare.
4070 * config/mips/mips.h (CONDITIONAL_REGISTER_USAGE): Use it.
4071 (REG_PARM_STACK_SPACE, STACK_BOUNDARY, STRICT_ARGUMENT_NAMING,
4072 FUNCTION_ARG_PASS_BY_REFERENCE, FUNCTION_ARG_PADDING,
4073 FUNCTION_ARG_CALLEE_COPIES, MUST_PASS_IN_STACK, MIPS_STACK_ALIGN):
4074 Bring across definitions from abi64.h.
4075 (GP_ARG_LAST, FP_ARG_LAST): Use MAX_ARGS_IN_REGISTERS.
4076 (BIGGEST_MAX_ARGS_IN_REGISTERS): New.
4077 (struct mips_args): Use it.
4078 * config/mips/mips.c (mips_conditional_register_usage): Define.
4079
a77a9a18
JM		 40802002-08-02 Jason Merrill <jason@redhat.com>
4081
4082 * langhooks-def.h (LANG_HOOKS_EXPR_SIZE): New macro.
4083 * langhooks.c (lhd_expr_size): Define default.
4084 * langhooks.h (struct lang_hooks): Add expr_size.
4085 * explow.c (expr_size): Call it.
4086 * expr.c (store_expr): Don't copy an expression of size zero.
4087 (expand_expr) [CONSTRUCTOR]: Use expr_size to calculate how much
4088 to store.
4089 * Makefile.in (builtins.o): Depend on langhooks.h.
4090
a6be5aee
KG		 40912002-08-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4092
4093 * Makefile.in (ra-debug.o): Depend on $(TM_P_H).
4094 * ra-debug.c: Include "tm_p.h".
4095 * ra-rewrite.c (is_partly_live_1): Change return type to bool.
4096
e3e16ee3
TM		 40972002-08-02 Toon Moene <toon@moene.indiv.nluug.nl>
4098
4099 * simplify-rtx.c (simplify_binary_operation): x * 1 is allowed
4100 when not honoring signalling NaNs.
4101 (simplify_ternary_operation): a == b has a definite value
4102 when not honoring NaNs.
4103
b9d8832d
JM		 41042002-08-02 Jason Merrill <jason@redhat.com>
4105
4106 * gdbinit.in (pct): New macro.
4107
825abef4
SS		 41082002-08-01 Stan Shebs <shebs@apple.com>
4109 Andreas Tobler <toa@pop.agri.ch>
4110
4111 * ginclude/stddef.h (_BSD_SIZE_T_DEFINED_): Define if not defined,
4112 plays nice with Darwin headers.
bf2e488f 4113 (_BSD_RUNE_T_DEFINED_): Likewise.
825abef4 4114
56da7207
ZW		 41152002-08-01 Zack Weinberg <zack@codesourcery.com>
4116
4117 * c-common.c (c_common_init): -Wtraditional also implies -Wlong-long.
4118 * cppinit.c (cpp_post_options): Likewise.
4119
4120 * cppexp.c (cpp_classify_number): Suppress -Wtraditional
4121 warning about 'LL' suffix (but not 'ULL' etc) when
4122 -Wno-long-long is in effect.
4123
4124 * cppmacro.c (_cpp_builtin_macro_text) [BT_TIME, BT_DATE]:
4125 Check for failing time()/localtime(), issue a warning, and
4126 make __TIME__ and __DATE__ expand to fallback strings.
4127
4128 * doc/cpp.texi, doc/extend.texi: Document behavior of __DATE__
4129 and __TIME__ when the date and time cannot be determined.
4130
f4857b9b
AM		 41312002-08-02 Alan Modra <amodra@bigpond.net.au>
4132
4133 * config/rs6000/rs6000.c (output_cbranch): Hint differently for power4.
4134
77ca7b2e
DJ		 41352002-08-01 Daniel Jacobowitz <drow@mvista.com>
4136
4137 * Makefile.in ($(BUILD_PREFIX_1)ggc-none.o): Use $(GGC_H).
4138
5b552f76
CD		 41392002-08-01 Chris Demetriou <cgd@broadcom.com>
4140
4141 * config.gcc (mipsisa64sb1-*-elf*): New configuration.
4142 (mipsisa64sb1el-*-elf*): Likewise.
4143 * config/mips/mips.c (mips_cpu_info_table): Add sb1.
4144 * config/mips/mips.h (processor_type): Add PROCESSOR_SB1.
4145 (TARGET_SB1, TUNE_SB1): New macros.
4146 * doc/invoke.texi: Add sb1 to documentation for MIPS -march and
4147 -mtune flags.
4148
54fbf6a1
DE		 41492002-08-01 David Edelsohn <edelsohn@gnu.org>
4150
4151 * varasm.c (asm_emit_uninitialized): Return false if global BSS
4152 and ASM_EMIT_BSS not supported by target.
4153 (assemble_variable): Do not duplicate uninitialized logic.
4154 Fall through if asm_emit_uninitialized failed.
4155
3d16b407
CD		 41562002-08-01 Chris Demetriou <cgd@broadcom.com>
4157
4158 * config/mips/mips.h (BRANCH_LIKELY_P): Remove unused macro.
4159
fb52d8de
AM		 41602002-08-02 Alan Modra <amodra@bigpond.net.au>
4161
80926cc1
AM		 4162 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Define.
4163 (DBX_OUTPUT_LBRAC, DBX_OUTPUT_RBRAC): Define.
4164
fb52d8de
AM		 4165 * config/rs6000/rs6000.c (output_toc): Don't use lshift_double when
4166 HOST_BITS_PER_WIDE_INT == 64.
4167
a4b5414c
KG		 41682002-08-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4169
4170 * df.c (df_insn_table_realloc): Change parameter to unsigned.
4171 * optabs.c (expand_binop): Make variable unsigned.
4172 * simplify-rtx.c (simplify_subreg): Likewise.
4173 * unroll.c (unroll_loop): Cast to avoid signed/unsigned warnings.
4174
a03e67c3
FS		 41752002-08-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4176
4177 * c-common.c (cb_register_builtins): Always define __GXX_ABI_VERSION.
4178
de273d3f
RH		 41792002-08-01 Richard Henderson <rth@redhat.com>
4180
56da7207 4181 * toplev.c (parse_options_and_default_flags): Don't set
de273d3f
RH		 4182 flag_reorder_blocks for -Os.
4183
4184 * config/avr/avr.c (avr_optimization_options): Remove.
4185 * config/avr/avr.h (OPTIMIZATION_OPTIONS): Remove.
4186 * config/m68hc11/m68hc11.c (m68hc11_optimization_options): Remove.
4187 * config/m68hc11/m68hc11.h (OPTIMIZATION_OPTIONS): Remove.
4188
4e4d733e
L		 41892002-08-01 H.J. Lu <hjl@gnu.org>
4190 Richard Henderson <rth@redhat.com>
4191
4192 * output.h (DECL_READONLY_SECTION): Remove.
4193 (decl_readonly_section): Declare.
4194 * varasm.c (decl_readonly_section): New.
4195 (default_section_type_flags, default_select_section): Use it.
4196 * config/arm/pe.c (arm_pe_unique_section): Likewise.
4197 * config/i386/interix.c (i386_pe_unique_section): Likewise.
4198 * config/i386/winnt.c (i386_pe_unique_section): Likewise.
4199 * config/mcore/mcore.c (mcore_unique_section): Likewise.
4200 * config/mips/mips.c (mips_unique_section): Likewise.
4201
32e9b960
RH		 42022002-08-01 Richard Henderson <rth@redhat.com>
4203
4204 * integrate.c (copy_rtx_and_substitute): Squash MEM_EXPR when it
4205 refers to a subroutine parameter.
4206
81e602b5
JJ		 42072002-08-01 Jakub Jelinek <jakub@redhat.com>
4208
4209 * varasm.c (assemble_visibility): Strip name encoding.
4210
ac14c725
ID		 42112002-08-01 Ian Dall <ian@sibyl.beware.dropbear.id.au>
4212
4213 * config/ns32k/ns32k.h (TARGET_IEEE_COMPARE): Correct earlier patch.
4214 (RETURN_ADDR_RTX): Cannot determine return address for FRAME > 0
4215 when there is no frame pointer.
4216 (INITIAL_FRAME_POINTER_OFFSET): Count stack space for saved fp
4217 registers properly.
4218 * config/ns32k/__unorddf2.c: New file.
4219 * config/ns32k/__unordsf2.c: New file.
4220 * config/ns32k/t-ns32k: New file.
4221 * config.gcc (ns32k-*-netbsd*): Use it.
4222
17072732
AH		 42232002-08-01 Aldy Hernandez <aldyh@redhat.com>
4224
4225 * config/rs6000/rs6000.h (SPU_CONST_OFFSET_OK): Change to 0xff.
4226
c288218a
NB		 42272002-08-01 Neil Booth <neil@daikokuya.co.uk>
4228
4229 * c-common.c (__GXX_ABI_VERSION): Correct spelling.
4230
43bfc248
BK		 42312002-08-01 Benjamin Kosnik <bkoz@redhat.com>
4232
4233 * c-common.c (cb_register_builtins): Set __GXX_ABI_VERSION__ to 102.
4234
479f2cea
RS		 42352002-08-01 Richard Sandiford <rsandifo@redhat.com>
4236
4237 * config/mips/mips.md: Add [!]TARGET_MIPS16 to sgtu conditions.
4238
02280659
ZD		 42392002-08-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4240
4241 * gcse.c (expr_hash_table_size, n_exprs, set_hash_table_size,
4242 n_sets): Removed.
4243 (expr_hash_table, set_hash_table): Type changed to ...
4244 (struct hash_table): New type.
4245 (hash_scan_insn, hash_scan_set, hash_scan_clobber, hash_scan_call,
4246 insert_expr_in_table, insert_set_in_table, compute_hash_table,
4247 dump_hash_table, lookup_expr, lookup_set, compute_local_properties,
4248 compute_ae_gen, compute_ae_kill): Modified to pass the table explicitly.
4249 (alloc_set_hash_table, alloc_expr_hash_table): Merged to ...
4250 (alloc_hash_table): New.
4251 (free_set_hash_table, free_expr_hash_table): Merged to ...
4252 (free_hash_table): New.
4253 (compute_set_hash_table, compute_expr_hash_table): Merged to ...
4254 (compute_hash_table_work): New.
4255 (classic_gcse, one_classic_gcse_pass, compute_cprop_data,
4256 find_avail_set, one_cprop_pass, find_bypass_set, compute_pre_data,
4257 pre_edge_insert, pre_insert_copies, pre_delete, pre_gcse,
4258 one_pre_gcse_pass, compute_transpout, compute_code_hoist_vbeinout,
4259 hoist_code, one_code_hoisting_pass,
4260 trim_ld_motion_mems): Altered due to changed type of hash tables.
4261
905173eb
ZW		 42622002-08-01 Zack Weinberg <zack@codesourcery.com>
4263
4264 * final.c (output_alternate_entry_point):
4265 If ASM_OUTPUT_TYPE_DIRECTIVE is defined, use it.
4266
83321d36
KG		 42672002-08-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4268
ad0f1765
KG		 4269 * objc/objc-act.c (encode_complete_bitfield): Add prototype and
4270 avoid ISO C style function definition.
4271
83321d36
KG		 4272 * expr.c (expand_assignment): Delete unused variable.
4273
73e42cf3
TM		 42742002-08-01 Toon Moene <toon@moene.indiv.nluug.nl>
4275
4276 * c-common.c (cb_register_builtins): Set
4277 __FINITE_MATH_ONLY__ to 1 if -ffinite-math-only
4278 is given, and to 0 otherwise.
4279 * combine.c (simplify_if_then_else): HONOR_NANS
4280 implies FLOAT_MODE_P.
4281
78df51fe
NB		 42822002-08-01 Neil Booth <neil@daikokuya.co.uk>
4283
4284 * cppinit.c (COMMAND_LINE_OPTIONS): Remove OPT_dollar.
4285 (cpp_handle_option): Don't handle it.
4286 (print_help): Update.
4287 * doc/cppopts.texi: Update.
4288
abecfc8f
NB		 42892002-08-01 Neil Booth <neil@daikokuya.co.uk>
4290
4291 * c-common.c (cb_register_builtins): If C++, define
4292 __EXCEPTIONS, __DEPRECATED and __GXX_ABI_VERSION as appropriate.
4293 * gcc.c (cpp_unique_options): Remove __GXX_ABI_VERSION.
4294cp:
4295 * lang-specs.h: Simplify in accordance with new code in
4296 c-common.c.
4297
4078b403
NB		 42982002-08-01 Neil Booth <neil@daikokuya.co.uk>
4299
4300 * c-common.c: Define all C/ObjC/C++ warning and flag variables.
4301 * c-common.h: Declare all C/ObjC/C++ warning and flag variables.
4302 * c-decl.c: Move all warning and flag variables to c-common.c.
4303 * c-format.c: Move all warning variables to c-common.c.
4304 * c-tree.h: Move all warning and flag declarations to c-common.h.
4305 * objc/objc-act.c: Move all warning variables to c-common.c.
4306 (flag_warn_protocol): Rename warn_protocol.
4307
692f5611
JDA		 43082002-07-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
4309
4310 * pa-linux.h (GLOBAL_ASM_OP): Fix typo.
4311
c7a009a2 43122002-07-31 Graham Stott <graham.stott@btinternet.com>
480e7ded 4313
905173eb 4314 * config/stormy16/stormy16.h (BSS_SECTION_ASM_OP): Add missing
480e7ded
GS		 4315 .section prefix.
4316
b069de3b
SS		 43172002-07-31 Stan Shebs <shebs@apple.com>
4318
4319 * config.gcc (i[34567]86-*-darwin*): New configuration.
4320 * config/darwin.h (TARGET_ENCODE_SECTION_INFO): Undefine before
4321 defining.
4322 (TARGET_ENCODE_SECTION_INFO): Ditto.
4323 (ASM_PREFERRED_EH_DATA_FORMAT): Ditto.
4324 * config/darwin.c (machopic_indirect_data_reference): Remove
4325 setting of RTX_UNCHANGING_P.
4326 (machopic_legitimize_pic_address): Move RTX_UNCHANGING_P up so as
4327 not to be applied to sums.
4328 * config/i386/t-darwin: New file.
4329 * config/i386/darwin.h: New file.
4330 * config/i386/i386.h (TARGET_MACHO): Add default definition.
4331 * config/i386/i386.md (tablejump): Add TARGET_MACHO case.
4332 * config/i386/i386.c (output_set_got): For Mach-O, output Mach-O
4333 label and not the GOT add.
4334 (constant_address_p): For Mach-O, seeing a CONST is enough.
4335 (legitimate_pic_address_disp_p): Add a Mach-O case.
4336 (legitimate_address_p): Also test machopic_operand_p if Mach-O.
4337 (legitimize_pic_address): Use generic Mach-O code to legitimize.
4338 (output_pic_addr_const): Suppress @PLT if Mach-O, and parens
4339 if outputting a difference.
4340 (ix86_output_addr_diff_elt): Add Mach-O case.
4341 (ix86_expand_move): Similarly.
4342 (ix86_expand_call): Similarly.
4343 (current_machopic_label_num): New global.
4344 (machopic_output_stub): New function.
4345 (ix86_value_regno): New function.
4346 (ix86_function_value): Use it instead of VALUE_REGNO.
4347 (ix86_libcall_value): Ditto.
4348 * config/i386/unix.h (VALUE_REGNO): Remove.
4349
1de4ecb6
GS		 43502002-07-31 Graham Stott <grahas@btinternet.com>
4351
4352 * config/rs6000/rs6000.c(rs6000_hash_constant): Fix
905173eb 4353 hash for LABEL_REF's.
1de4ecb6 4354
23368455
GS		 43552002-07-31 Graham Stott <grahams@btinternet.com>
4356
4357 * config/rs6000/rs6000.c (spe_init_builtins,
4358 altivec_init_builtins, rs6000_common_init_builtins):
905173eb 4359 Replace ANSI with K&R function def.
23368455 4360
ad72b533
DE		 43612002-07-31 David Edelsohn <edelsohn@gnu.org>
4362
4363 * rs6000.c (validate_condition_mode): Test flag_finite_math_only
4364 for CCFPmode.
4365
302359da
RS		 43662002-07-31 Richard Sandiford <rsandifo@redhat.com>
4367
4368 * config/mips/crtn.asm: Don't use __mips16 to determine the
4369 return-address offset. Define RA to a suitable temporary
4370 register for the return address.
4371
ead0c1d5
RS		 43722002-07-31 Richard Sandiford <rsandifo@redhat.com>
4373
4374 * config/mips/mips.md (eh_set_lr_si, eh_set_lr_di): Change
4375 constraints to 'd'.
4376
3fb9d48a
CD		 43772002-07-30 Chris Demetriou <cgd@broadcom.com>
4378
4379 * config/mips/elf.h (STARTFILE_SPEC): Define differently if
4380 default ABI is MEABI. (Undoes incorrect change in Eric Christopher's
4381 patch on 2002-07-29.)
4382 * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
4383
072cdaed
KG		 43842002-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4385
506a61b1
KG		 4386 * alpha.h, arc.h, arm/aout.h, avr.h, cris.h, d30v.h, dsp16xx.h,
4387 fr30.h, h8300.h, i370.h, i386/sco5.h, i386/unix.h, i960.h, ia64.h,
4388 ip2k.h, m32r.h, mcore.h, mips.h, mn10200.h, mn10300.h, ns32k.h,
4389 openbsd.h, pa/pa-linux.h, pdp11.h, romp.h, rs6000/sysv4.h,
4390 s390/linux.h, sh.h, sparc.h, stormy16.h, v850.h, vax.h, xtensa.h:
4391 (ASM_GLOBALIZE_LABEL): Delete.
4392 (GLOBAL_ASM_OP): Define.
4393
072cdaed 4394 * m68hc11.h, m68k.h, m88k.h (ASM_GLOBALIZE_LABEL): Delete.
905173eb 4395
072cdaed
KG		 4396 * defaults.h (ASM_GLOBALIZE_LABEL): Provide a default.
4397 * doc/tm.texi (ASM_GLOBALIZE_LABEL): Update docs.
4398
6fd14075
GK		 43992002-07-30 Geoffrey Keating <geoffk@redhat.com>
4400
4401 * doc/extend.texi (Hints implementation): Document that GCC
4402 mostly ignores `register'.
4403
2e8f2e8f
TM		 44042002-07-30 Toon Moene <toon@moene.indiv.nluug.nl>
4405
4406 * flags.h: Declare flag_finite_math_only.
4407 Use it in definition of HONOR_NANS and
4408 HONOR_INFINITIES.
4409 * c-common.c (cb_register_builtins): Emit
4410 __FINITE_MATH_ONLY__ when flag_finite_math_only
4411 is set.
4412 * combine.c (simplify_if_then_else): If
4413 flag_finite_math_only is set, a == b has a
4414 definite value.
4415 * toplev.c: Initialize flag_finite_math_only.
4416 (set_flags_fast_math): Set it on -ffast-math.
4417 (flag_fast_math_set_p): Test it.
4418 * doc/invoke.texi: Document -ffinite-math-only.
4419
a538e580
RH		 44202002-07-30 Richard Henderson <rth@redhat.com>
4421
4422 * ifcvt.c (noce_get_alt_condition): Use reg_overlap_mentioned_p.
4423 (noce_process_if_block): Likewise.
4424
26e20555
BS		 44252002-07-30 Bernd Schmidt <bernds@redhat.com>
4426
4427 * ifcvt.c (cond_exec_process_if_block): Fix a merging error.
4428 Bail out early if false_expr is NULL and we'd crash due to this.
79cbc1f7
BS		 4429 * genemit.c (gen_expand): Recognize return insns even if the return
4430 appears in a parallel.
d8088c6f
BS		 4431 * libgcc2.c: Expand macro DECLARE_LIBRARY_RENAMES if it is defined.
4432 * config/fp-bit.c: Likewise.
4433 * doc/tm.texi: Document it.
905173eb 4434
0559cc77
DE		 44352002-07-30 David Edelsohn <edelsohn@gnu.org>
4436 Zack Weinberg <zack@codesourcery.com>
4437
4438 * rs6000.c (rs6000_expand_unop_builtin): Check icode not
4439 CODE_FOR_nothing. Change switch to if.
4440 (rs6000_expand_binop_builtin): Same.
4441 (rs6000_expand_builtin): Expand builtin if target support enabled.
4442 (rs6000_init_builtins): Init builtin if target support enabled.
4443 (rs6000_common_init_builtins): Check icode not CODE_FOR_nothing.
4444
60b8aa94
FS		 44452002-07-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4446
4447 * gcc.c (cpp_unique_options): Define __GXX_ABI_VERSION, bump it to 101.
4448
714fb710
RS		 44492002-07-30 Richard Sandiford <rsandifo@redhat.com>
4450
4451 * config/mips/mips.h (SUBTARGET_ASM_DEBUGGING_SPEC): Fix typo.
4452
c608a684
R		 4453Tue Jul 30 18:31:31 2002 J"orn Rennecke <joern.rennecke@superh.com>
4454
4455 * sh.md (cond_delay_slot): New attribute.
4456 (cbranch delay): Use it for anulled-true case.
4457 (stuff_delay_slot): New pattern.
4458 * sh.c (print_operand, case '.'): Don't print .s / /s fore zero-length
4459 delay slot insn.
4460 (gen_far_branch): Emit stuff_delay_slot pattern.
4461
0a756401
R		 4462Tue Jul 30 11:21:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
4463
4464 * unroll.c (copy_loop_body): Don't copy NOTE_INSN_LOOP_CONT.
4465
68e82b83
KH		 44662002-07-30 Kazu Hirata <kazu@cs.umass.edu>
4467
4468 * fold-const.c: Fix comment typos.
4469 * gcse.c: Likewise.
4470 * reload1.c: Likewise.
4471
fe6b547a
AH		 44722002-07-29 Aldy Hernandez <aldyh@redhat.com>
4473
4474 * config/rs6000/rs6000.md: Disallow CCEQ compare with crnor/crnot
4475 for TARGET_SPE.
4476
7ff4a7ef
GDR		 44772002-07-30 Gabriel Dos Reis <gdr@nerim.net>
4478
4479 * c-pretty-print.h (pp_c_statement): Declare.
4480 * c-pretty-print.c (pp_c_postfix_expression): #if 0 support for SRCLOC.
4481 (pp_c_statement): Define.
4482
4ad5e05d
KG		 44832002-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4484
4485 * alpha.h, arc.h, arm/aout.h, avr.h, c4x.h, cris.h, d30v.h,
4486 darwin.h, dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i960.h,
4487 ip2k.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mips.h,
4488 mn10200.h, mn10300.h, ns32k.h, pa/pa-linux.h, pdp11.h, romp.h,
4489 rs6000/sysv4.h, s390/linux.h, sh.h, sparc.h, stormy16.h,
4490 v850.h, vax.h, xtensa.h (ASM_OUTPUT_LABEL): Delete definition.
4491
4492 * defaults.h (ASM_OUTPUT_LABEL): Provide a default.
4493 * doc/tm.texi (ASM_OUTPUT_LABEL): Update docs.
4494
1e6a3e1e
GDR		 44952002-07-30 Gabriel Dos Reis <gdr@nerim.net>
4496
4497 * c-pretty-print.c (pp_c_primary_expression): Handle STMT_EXPR.
4498 (pp_c_postfix_expression): Handle ARROW_EXPR, FFS_EXPR,
4499 COMPOUND_LITERAL_EXPR, VA_ARG_EXPR.
4500 (pp_c_expression): Update.
4501
1dcd444b
KG		 45022002-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4503
4504 * alpha/vms-cc.c (preprocess_args, main): Use xstrdup and/or
4505 concat in lieu of xmalloc/strcpy/memcpy/sprintf.
4506 * alpha/vms-ld.c (main): Likewise.
4507 * dsp16xx.c (double_reg_to_memory): Likewise.
4508 * mcore.c (mcore_expand_prolog): Likewise.
4509 * cppfiles.c (read_name_map): Likewise.
4510 * gensupport.c (process_rtx, identify_predicable_attribute,
4511 alter_test_for_insn): Likewise.
4512 * vmsdbgout.c (write_rtnbeg, vmsdbgout_init): Likewise.
4513
e62f4abc
RS		 45142002-07-29 Roger Sayle <roger@eyesopen.com>
4515
4516 * builtins.c (expand_builtin): Change the default behavior to
905173eb 4517 only issue an error if the builtin function doesn't have a
e62f4abc
RS		 4518 fallback library call. Remove several cases handled by the
4519 new default.
4520
0cd2fb44
JDA		 45212002-07-29 John David Anglin <dave@hiauly1.hia.nrc>
4522
4523 * real.c (ieee_24, ieee_53, ieee_64, ieee_113): Define only if the
4524 floating point format of the target is IEEE.
4525 * (dec_f, dec_d, dec_g, dec_h): Define only if the floating point
4526 format of the target is DEC.
4527
b642261e
RH		 45282002-07-29 Richard Henderson <rth@redhat.com>
4529
4530 * unroll.c (verify_addresses): Remove.
4531 (find_splittable_givs): Never split DEST_ADDR givs.
4532
cba57c9d
GK		 45332002-07-29 Geoffrey Keating <geoffk@redhat.com>
4534
4535 * doc/gty.texi (GGC Roots): Clarify that the list of syntaxes
4536 is exhaustive.
4537 (Files): Improve documentation on generated source files.
4538
4539 * doc/extend.texi (Translation implementation): Document what
4540 diagnostics look like.
4541 (Identifiers implementation): Document that there's normally no
4542 limit on identifier names.
4543 (Integers implementation): Document two's complement.
8d9afc4e 4544 (Hints implementation): Document that GCC honors 'inline', mostly.
cba57c9d
GK		 4545 (Preprocessing directives implementation): Document that GCC
4546 requires the current time.
4547
76a8ecba
GDR		 45482002-07-30 Gabriel Dos Reis <gdr@nerim.net>
4549
4550 * c-pretty-print.h (struct c_pretty_print_info): Add new member.
4551 (pp_initializer): New macro.
4552 (pp_c_initializer): Declare.
4553 * c-pretty-print.c (pp_c_primary_expression): HAndle TARGET_EXPR.
4554 (pp_c_initializer): Define.
4555 (pp_c_initializer_list): New function.
4556 (pp_c_postfix_expression): Handle ABS_EXPR, COMPLEX_CST,
4557 VECTOR_CST, CONSTRUCTOR.
4558 (pp_c_unary_expression): Handle CONJ_EXPR, REALPART_EXPR,
905173eb 4559 IMAGPART_EXPR.
76a8ecba
GDR		 4560 (pp_c_cast_expression): Handle FLOAT_EXPR.
4561 (pp_c_assignment_expression): Handle INIT_EXPR.
4562 (pp_c_expression): Update.
4563
4307be72
NB		 45642002-07-30 Neil Booth <neil@daikokuya.co.uk>
4565
4566 * objc/objc-act.c (objc_init): Return immediately if filename
4567 is NULL.
4568
6d439235
EC		 45692002-07-29 Eric Christopher <echristo@redhat.com>
4570
905173eb
ZW		 4571 * config/mips/elf.h: Remove ecoff.h and gofast includes.
4572 (DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO): Define unconditionally.
4573 (SDB_DEBUGGING_INFO): Undefine.
4574 (PREFERRED_DEBUGGING_TYPE): Set to DWARF2_DEBUG.
6d439235
EC		 4575 (PUT_SDB_SIZE): Remove.
4576 (SUBTARGET_ASM_DEBUGGING_SPEC): Redefine.
905173eb
ZW		 4577 (STARTFILE_SPEC): Add isa3264 define.
4578 * config/mips/elf64.h: Ditto. Move TARGET_MEM_FUNCTIONS from here...
4579 * config/mips/ecoff.h: Remove. and here...
4580 * config/mips/iris3.h: and here...
4581 * config/mips/sni-svr4.h: and here...
4582 * config/mips/mips.h: To here. Remove OBJECT_FORMAT_ROSE ifdefs.
6d439235
EC		 4583 Add assembler -mmdebug options for non-dwarf debugging.
4584 * config/mips/r3900.h: Remove debug info defines.
905173eb
ZW		 4585 * config/mips/isa32-linux.h: Remove, move functionality to config.gcc.
4586 * config/mips/isa3264.h: Ditto.
4587 * config/mips/t-isa3264: Fix up for file removal and gofast configure
4588 change.
4589 * config/mips/t-elf: Ditto.
4590 * config/mips/t-ecoff: Ditto.
4591 * config/mips/t-r3900: Ditto.
4592 * config/mips/t-iris5-6: Ditto.
4593 * config/mips/t-isa3264: Ditto.
4594 * config/mips/t-linux: Remove.
4595 * config/mips/t-netbsd: Remove.
4596 * config/mips/t-mips: New file.
4597 * config/mips/t-gofast: Ditto.
4598 * config/mips/netbsd.h: Remove unnecessary undefines.
4599 * config/mips/linux.h: Remove #include of mips.h.
4600 * config.gcc: Add mips.h include for elf targets. Remove tm_file
4601 for ecoff. Add gofast configure option for mips.
6d439235 4602
4357a6c3
CD		 46032002-07-29 Chris Demetriou <cgd@broadcom.com>
4604
4605 * configure.in (mips*-*-*): Add a test to see if MIPS libgloss
4606 linker scripts use STARTUP directives consistently.
4607 * configure: Regenerate.
4608 * config.in: Regenerate.
4609 * config/mips/elf.h (STARTFILE_SPEC): Define conditionally, based
4610 on whether HAVE_MIPS_LIBGLOSS_STARTUP_DIRECTIVES is defined.
4611 * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
4612 * config/mips/isa3264.h (STARTFILE_SPEC): Do not redefine if
4613 HAVE_MIPS_LIBGLOSS_STARTUP_DIRECTIVES is set; the result
4614 will be the same.
4615
9a5cd606
AH		 46162002-07-29 Aldy Hernandez <aldyh@redhat.com>
4617
4618 * config/rs6000/rs6000.md ("cpu"): Add ppc8540 to attribute.
4619
a23acaa6
AH		 46202002-07-29 Aldy Hernandez <aldyh@redhat.com>
4621
4622 * config/rs6000/rs6000.h (RTX_COSTS): Add MULT case for 8540.
4623
10ed84db
AH		 46242002-07-29 Aldy Hernandez <aldy@quesejoda.com>
4625
4626 * config/rs6000/rs6000.md: Move altivec patterns from here...
4627
4628 * config/rs6000/altivec.md: ...to here.
4629
c3021e5d
AH		 46302002-07-29 Aldy Hernandez <aldyh@redhat.com>
4631
4632 * config/rs6000/spe.md ("spe_evmra"): Change to unspec.
4633
6f1087be
RH		 46342002-07-29 Richard Henderson <rth@redhat.com>
4635
4636 * emit-rtl.c (set_mem_attributes_minus_bitpos): Rename from
4637 set_mem_attributes and add BITPOS argument. Subtract it from
4638 OFFSET when same is adjusted.
4639 (set_mem_attributes): New wrapper function.
4640 * expr.c (expand_assignment): Use set_mem_attributes_minus_bitpos;
4641 remove offset adjustment hack.
4642 * expr.h (set_mem_attributes_minus_bitpos): Declare.
4643
61ccbcfd
GDR		 46442002-07-29 Gabriel Dos Reis <gdr@nerim.net>
4645
4646 * Makefile.in (C_OBJS): Include c-pretty-print.o
4647 (c-pretty-print.o): Add depency rule.
4648 * pretty-print.h: Add more macros.
4649 * c-pretty-print.c: New file.
4650 * c-pretty-print.h: Likewise.
4651
09101f56
AH		 46522002-07-29 Aldy Hernandez <aldyh@redhat.com>
4653
4654 * config/rs6000/spe.h (__internal_ev_mwhgumian): Cast vector
4655 constants to __ev64_s32__.
4656 (__internal_ev_mwhgsmian): Same.
4657 (__internal_ev_mwhgsmfan): Same.
4658 (__internal_ev_mwhgssfan): Same.
4659 (__internal_ev_mwhgumiaa): Same.
4660 (__internal_ev_mwhgsmiaa): Same.
4661 (__internal_ev_mwhgsmfaa): Same.
4662 (__internal_ev_mwhgssfaa): Same.
4663
af673a52
DE		 46642002-07-29 David Edelsohn <edelsohn@gnu.org>
4665
4666 * varasm.c (assemble_variable): Narrow test for uninitialized
4667 without BSS target support.
4668
6c208acd
NS		 46692002-07-29 Nathan Sidwell <nathan@codesourcery.com>
4670
4671 * profile.c: Add file comment describing the overall algorithm and
4672 structures.
4673 (struct edge_info): Add comments.
4674 (struct bb_info): Add comments.
4675 * basic-block.h (EDGE_*): Add comments.
4676 * doc/gcov.texi (Gcov Data Files): Document bit flags.
4677
624f0d60
BW		 46782002-07-29 Bob Wilson <bob.wilson@acm.org>
4679
4680 * config/xtensa/elf.h, config/xtensa/linux.h
4681 (TARGET_OS_CPP_BUILTINS): Define.
4682 (CPP_PREDEFINES): Remove.
4683 * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define.
4684 (CPP_SPEC): Remove.
4685
2199e5fa
ZW		 46862002-07-29 Zack Weinberg <zack@codesourcery.com>
4687
4688 * gensupport.c: Include hashtab.h.
4689 (insn_elision, condition_table, hash_c_test, cmp_c_test,
4690 maybe_eval_c_test): New routines and data structures to
4691 support insn elision.
4692 (init_md_reader): Read and initialize the condition_table.
4693 (read_md_rtx): Discard insn patterns whose C test is provably
4694 always false.
4695 * gensupport.h: Declare new functions and data structures.
4696
4697 * genconditions.c, dummy-conditions.c: New files.
4698 * Makefile.in: Build genconditions; run it to construct
4699 insn-conditions.c; build that and link it into most gen*
4700 programs.
4701 (HOST_SUPPORT, HOST_EARLY_SUPPORT): New variables.
4702 (GEN): Delete, unused.
4703 (STAGESTUFF): Update.
4704
4705 * gencodes.c: (gen_insn): #define CODE_FOR_xxx equal to
4706 CODE_FOR_nothing for all elided patterns.
4707 (main): Tweaked to support this.
4708 * genflags.c (gen_proto): Emit a static inline generator
4709 function here for all elided patterns, which simply returns
4710 NULL_RTX.
4711 (gen_insn): Do not define HAVE_xxx for elided patterns.
4712 (main): Tweaked to support this. No need to forward-declare
4713 struct rtx_def.
4714 * genrecog.c: Do not bother emitting the C test if it's known
4715 to be true at compile time.
4716
6ab185d6
MS		 47172002-07-29 Mike Stump <mrs@apple.com>
4718
6d439235 4719 * config.gcc (target_gtfiles): Initialize, as otherwise cross
2199e5fa 4720 compilers hosted on powerpc-apple-darwin6.0 won't even build.
6ab185d6 4721
72b075d1
RE		 47222002-07-29 Richard Earnshaw <rearnsha@arm.com>
4723
4724 * arm.md (sibcall, sibcall_value): Add RETURN as part of the pattern,
4725 remove clobber of LR.
4726 (sibcall_insn, sibcall_value_insn): Update accordingly.
4727 (sibcall_epilogue): Remove debugging comment from assembler stream.
4728
f63c45ec
GDR		 47292002-07-29 Gabriel Dos Reis <gdr@nerim.net>
4730
4731 * pretty-print.h: Define more macros.
4732 * diagnostic.h (output_formatted_integer): Moved from...
4733 * diagnostic.c: ... here.
4734
c27c15db
KG		 47352002-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4736
4737 * stormy16.h (ASM_OUTPUT_SYMBOL_REF): Use ASM_OUTPUT_LABEL_REF.
4738
99086d59
ZW		 47392002-07-28 Zack Weinberg <zack@codesourcery.com>
4740
4741 * defaults.h (ASM_OUTPUT_MEASURED_SIZE): Take only two
4742 arguments. Always use ".-symbol" as expression argument.
4743 * doc/tm.texi: Update to match. Document requirement for
4744 ".size symbol, .-symbol" to be acceptable to assembler.
4745
4746 * config/elfos.h, config/netbsd-aout.h, config/openbsd.h,
4747 config/arm/elf.h, config/avr/avr.h, config/cris/aout.h,
4748 config/i386/freebsd-aout.h, config/i386/sco5.h,
4749 config/ip2k/ip2k.h, config/m88k/m88k.h, config/xtensa/elf.h,
4750 config/xtensa/linux.h: Update uses of ASM_OUTPUT_MEASURED_SIZE.
4751
dd86aabf
KG		 47522002-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4753
6fd327e9
KG		 4754 * Makefile.in (gengtype-lex.c): Fix error in last change.
4755
8155cedd
KG		 4756 * alpha/freebsd.h (TARGET_OS_CPP_BUILTINS): Add missing
4757 backslash.
4758
dd86aabf
KG		 4759 * Makefile.in (vmsdbgout.o): Depend on function.h.
4760
4761 * vmsdbgout.c: Include function.h.
4762
d4348177
AM		 47632002-07-28 Alan Modra <amodra@bigpond.net.au>
4764
4765 * prefix.c (update_path): Don't strip single `.' path components
4766 unless stripping a later `..' component. Exit loop as soon as
4767 a valid path is found.
4768
c2ef6d34
RS		 47692002-07-27 Roger Sayle <roger@eyesopen.com>
4770
4771 * builtins.def [DEF_GCC_BUILTIN]: Require an explicit ATTRS
4772 argument. Mark BUILT_IN_RETURN, BUILT_IN_EH_RETURN,
4773 BUILT_IN_LONGJMP and BUILT_IN_TRAP as noreturn, the ISO C99
4774 floating point unordered comparisons (e.g. __builtin_isgreater)
4775 as const, and leave the remaining GCC_BUILTINs unchanged.
4776
4777 * c-decl.c (builtin_function): No need to explicitly mark
4778 BUILT_IN_RETURN and BUILT_IN_EH_RETURN as noreturn.
4779
52bfebf0
RS		 47802002-07-27 Roger Sayle <roger@eyesopen.com>
4781
4782 * Makefile.in: rtlanal.o now depends upon real.h.
4783
4784 * flags.h [flag_signaling_nans]: New flag.
4785 [HONOR_SNANS]: New macro.
4786
4787 * toplev.c [flag_signaling_nans]: Initialize to false.
99086d59 4788 (f_options): Add processing for "-fsignaling-nans".
52bfebf0
RS		 4789 (set_fast_math_flags): Clear flag_signaling_nans with -ffast-math.
4790 (process_options): flag_signaling_nans implies flag_trapping_math.
4791
4792 * c-common.c (cb_register_builtins): Define __SUPPORT_SNAN__
4793 when -fsignaling-nans. First step to implementing WG14's N965.
4794
4795 * fold-const.c (fold) [MULT_EXPR]: Conditionalize transforming
4796 1.0 * x into x, and -1.0 * x into -x on !HONOR_SNANS.
4797 [RDIV_EXPR]: Conditionalize x/1.0 into x on !HONOR_SNANS.
4798
4799 * simplify-rtx.c (simplify_relational_operation): Conditionalize
4800 transforming abs(x) < 0.0 into false on !HONOR_SNANS.
4801
4802 * rtlanal.c: #include real.c for TARGET_FLOAT_FORMAT definitions
4803 required by HONOR_SNANS. (may_trap_p): Floating point DIV, MOD,
99086d59
ZW		 4804 UDIV, UMOD, GE, GT, LE, LT and COMPARE may always trap with
4805 -fsignaling_nans. EQ and NE only trap for flag_signaling_nans
52bfebf0
RS		 4806 not flag_trapping_math (i.e. HONOR_SNANS but not HONOR_NANS).
4807
4808 * doc/invoke.texi: Document new -fsignaling-nans compiler option.
4809
e66f55b8
KG		 48102002-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4811
4812 * Makefile.in (gengtype-lex.c): Work around a bug in flex.
4813 * gengtype-lex.l (YY_USE_PROTOS): Undef.
4814 (YY_DECL): Define.
4815
a3926fe1
RS		 48162002-07-27 Roger Sayle <roger@eyesopen.com>
4817
4818 * doc/invoke.texi: Document that both -fno-builtin-foo and
4819 -fno-builtin are supported by the g++ front-end.
4820
ef69da62
SS		 48212002-07-27 Stan Shebs <shebs@apple.com>
4822
4823 * configure.in: Rename config_gtfiles to target_gtfiles.
4824 * configure: Regenerate.
4825 * doc/gty.texi: Update reference.
4826 * config.gcc (powerpc-*-darwin*): Set target_gtfiles
4827 instead of appending to it.
4828
a4b0320c
AH		 48292002-07-25 Aldy Hernandez <aldyh@redhat.com>
4830
4831 * config/rs6000/rs6000.c (function_arg_advance): SPE vararg
4832 vectors are split into two registers.
4833 (function_arg): Same.
4834
c427db5d
R		 4835Thu Jul 26 23:00:13 2002 J"orn Rennecke <joern.rennecke@superh.com>
4836
4837 * pa.md (extv): Check predicates before emitting extv_32.
4838
57ac7be9
AM		 48392002-07-27 Alan Modra <amodra@bigpond.net.au>
4840
4841 * config/rs6000/rs6000.c (rs6000_traceback_name): New var.
4842 (rs6000_traceback): New var.
4843 (rs6000_override_options): Set rs6000_traceback.
4844 (rs6000_output_function_epilogue): Implement traceback options.
4845 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add "traceback=".
4846 (rs6000_traceback_name): Declare.
4847
4848 * config/rs6000/rs6000.c (output_profile_hook): Don't generate profile
4849 label reference when NO_PROFILE_COUNTERS.
4850
8e51619a
JM		 48512002-07-26 Jason Merrill <jason@redhat.com>
4852
4853 * function.c (assign_parms): Handle frontend-directed pass by
4854 invisible reference.
4855
b41f25cf
NB		 48562002-07-26 Neil Booth <neil@daikokuya.co.uk>
4857
4858 * doc/cppopts.texi: Update.
4859
c2734e05
NB		 48602002-07-26 Neil Booth <neil@daikokuya.co.uk>
4861
4862 * cppmacro.c (_cpp_create_definition): Don't attempt redefinition
4863 warnings on assertions.
4864
c372b0fa
NB		 48652002-07-26 Neil Booth <neil@daikokuya.co.uk>
4866
4867 * c-common.h (RID_AND, RID_AND_EQ, RID_NOT, RID_NOT_EQ,
4868 RID_OR, RID_OR_EQ, RID_XOR, RID_XOR_EQ, RID_BITAND, RID_BITOR,
4869 RID_COMPL): Remove.
4870 * c-parse.in (rid_to_yy): Similarly.
4871
558ee214
JM		 48722002-07-26 Jason Merrill <jason@redhat.com>
4873
4874 * c-dump.c: Resurrect.
4875 * tree-dump.c: Move C-specific stuff to c-dump.c.
4876 * c-common.h: Declare c_dump_tree.
4877 * c-lang.c (LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN): Define.
4878 * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o.
4879 (c-dump.o): New rule.
4880
ce71f754
AM		 48812002-07-26 Alan Modra <amodra@bigpond.net.au>
4882
4883 * config/rs6000/rs6000.md: Enable patterns using rlwinm for
4884 PowerPC64. Replace "T" and "S" constraints with "n" when the
4885 predicate will do. Formatting fixes.
4886 (extzvsi_internal2): Use "andi.", "andis." and attr type of "compare"
4887 as for extzvsi_internal1.
4888
e179e7d7
NB		 48892002-07-25 Neil Booth <neil@daikokuya.co.uk>
4890
4891 * dwarfout.c (VERSION_ASM_OP, DERIV_BEGIN_LABEL_FMT,
4892 DERIV_END_LABEL_FMT): Remove.
4893 (SL_BEGIN_LABEL_FMT, SL_END_LABEL_FMT): Move.
4894
a2056183
NB		 48952002-07-25 Neil Booth <neil@daikokuya.co.uk>
4896
4897 * objc/objc-act.c (UTAG_STATICS, UTAG_PROTOCOL_LIST, USERTYPE):
4898 Remove.
4899
308c142a
SS		 49002002-07-25 Stan Shebs <shebs@apple.com>
4901
4902 * config/rs6000/rs6000.c (rs6000_emit_prologue): Remove unused
4903 local var dwarfp.
4904 (output_compiler_stub): Remove unused locals.
4905 (output_call): Always initialize line number.
4906
59324685
R		 4907Thu Jul 25 20:34:50 2002 J"orn Rennecke <joern.rennecke@superh.com>
4908
4909 * sh.h (LOAD_EXTEND_OP): QImode zero-extends on SHmedia.
4910 * sh.md (truncdiqi2, movqi_media): Likewise.
4911
77bbd421
NB		 49122002-07-25 Neil Booth <neil@daikokuya.co.uk>
4913
4914 * gcse.c (obstack_chunk_alloc): Remove.
4915 (gcse_alloc): Fix to count allocated bytes.
4916 * collect2.c (SYMBOL__MAIN): Remove.
4917
7bad45b0
NB		 49182002-07-25 Neil Booth <neil@daikokuya.co.uk>
4919
4920 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Only used if
4921 HAVE_TARGET_EXECUTABLE_SUFFIX.
4922
184166b5
R		 4923Thu Jul 25 18:57:50 2002 J"orn Rennecke <joern.rennecke@superh.com>
4924
4925 * rtl.h (mem_attrs): Spell out more clearly the roles of ALIGN,
4926 SIZE, EXPR and OFFSET.
4927
40cb04f1
RH		 49282002-07-25 Richard Henderson <rth@redhat.com>
4929
4930 * emit-rtl.c (set_mem_attributes): Fix size and alignment thinkos
4931 in ARRAY_REF of DECL_P case.
4932
a27fb29b
RS		 49332002-07-25 Richard Sandiford <rsandifo@redhat.com>
4934
4935 * doc/invoke.texi: Document -mabi=meabi, and expand on the EABI
4936 description. Document -mips32, -mips64, and the associated -march
4937 values. Describe the "mipsN" arguments to -march. Say that the
4938 -mipsN options are equivalent to -march. Reword the description
4939 of default type sizes.
4940 * toplev.h (target_flags_explicit): Declare.
4941 * toplev.c (target_flags_explicit): New var.
4942 (set_target_switch): Update target_flags_explicit.
4943 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Undefine.
4944 * config/mips/elf64.h (MIPS_ISA_DEFAULT): Undefine.
4945 * config/mips/iris6.h (SUBTARGET_ASM_SPEC): -mabi=64 implies -mips3.
4946 * config/mips/isa3264.h (MIPS_ENABLE_EMBEDDED_O32): Undefine.
4947 * config/mips/mips.h (mips_cpu_info): New struct.
4948 (mips_cpu_string, mips_explicit_type_size_string): Remove.
4949 (mips_cpu_info_table, mips_arch_info, mips_tune_info): Declare.
4950 (MIPS_CPP_SET_PROCESSOR): New macro.
4951 (TARGET_CPP_BUILTINS): Declare a macro for each supported processor.
4952 Define _MIPS_ARCH and _MIPS_TUNE.
4953 (MIPS_ISA_DEFAULT): Don't provide a default value. Instead...
4954 (MIPS_CPU_STRING_DEFAULT): Set to "from-abi" if neither it nor
4955 MIPS_ISA_DEFAULT were already defined.
4956 (MULTILIB_DEFAULTS): Add MULTILIB_ABI_DEFAULT.
4957 (TARGET_OPTIONS): Remove -mcpu and -mexplicit-type-size.
4958 (ABI_NEEDS_32BIT_REGS, ABI_NEEDS_64BIT_REGS): New.
4959 (GAS_ASM_SPEC): Remove -march, -mcpu, -mgp* and -mabi rules.
4960 (ABI_GAS_ASM_SPEC): Remove.
4961 (MULTILIB_ABI_DEFAULT, ASM_ABI_DEFAULT_SPEC): New macros.
4962 (ASM_SPEC): Add -mgp32, -mgp64, -march, -mabi=eabi and -mabi=o64.
4963 Invoke %(asm_abi_default_spec) if no ABI was specified.
4964 (CC1_SPEC): Remove ISA -> register-size rules.
4965 (EXTRA_SPECS): Remove abi_gas_asm_spec. Add asm_abi_default_spec.
4966 * config/mips/mips.c (mips_arch_info, mips_tune_info): New vars.
4967 (mips_cpu_string, mips_explicit_type_size_string): Remove.
4968 (mips_cpu_info_table): New array.
4969 (mips_set_architecture, mips_set_tune): New fns.
4970 (override_options): Rework to make -mipsN equivalent to -march.
4971 Detect more erroneous cases, including those removed from CC1_SPEC.
4972 Don't change the ABI based on architecture, or vice versa.
4973 Unify logic with GAS.
4974 (mips_asm_file_start): Get architecture name from mips_arch_info.
4975 (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p): New fns.
4976 (mips_parse_cpu): Take the name of the option as argument. Handle
4977 'from-abi'. Raise an error if the option is wrong.
4978 (mips_cpu_info_from_isa): New fn.
4979
6bbdc759
RS		 49802002-07-25 Richard Sandiford <rsandifo@redhat.com>
4981
4982 * config/mips/mips.md (tablejump_mips161): Use gen_rtx_LABEL_REF.
4983 (tablejump_mips162): Likewise.
4984
80a62484
R		 4985Thu Jul 25 10:23:41 2002 J"orn Rennecke <joern.rennecke@superh.com>
4986
4987 * simpify-rtx.c (simplify_subreg): Don't pass MODE_CC mode to
4988 int_mode_for_mode.
4989
ea793912
GDR		 49902002-07-25 Gabriel Dos Reis <gdr@nerim.net>
4991
4992 * c-common.c (c_sizeof_or_alignof_type): Take a third argument for
99086d59 4993 complaining.
ea793912
GDR		 4994 * c-common.h (c_sizeof): Adjust definition.
4995 (c_alignof): Likewise.
4996 * c-tree.h (c_sizeof_nowarn): Now macro.
4997 * c-typeck.c (c_sizeof_nowarn): Remove definition.
4998
2d615444
NB		 49992002-07-25 Neil Booth <neil@daikokuya.co.uk>
5000
5001 * c-decl.c (c_decode_option): No need to handle switches
5002 cpplib handles.
5003
2be2ac70
ZW		 50042002-07-24 Zack Weinberg <zack@codesourcery.com>
5005
5006 * defaults.h (ASM_OUTPUT_TYPE_DIRECTIVE, ASM_OUTPUT_SIZE_DIRECTIVE,
5007 ASM_OUTPUT_MEASURED_SIZE): New default definitions of new macros.
5008 * doc/tm.texi: Document them. Also document SIZE_ASM_OP,
5009 TYPE_ASM_OP, and TYPE_OPERAND_FMT.
5010
5011 * config/elfos.h, config/netbsd-aout.h, config/openbsd.h,
5012 config/alpha/elf.h, config/arm/elf.h, config/avr/avr.h,
5013 config/cris/aout.h, config/i386/freebsd-aout.h,
5014 config/i386/sco5.h, config/ia64/ia64.c, config/ip2k/ip2k.h,
5015 config/m68k/m68kelf.h, config/m68k/m68kv4.h, config/m88k/m88k.h,
5016 config/mcore/mcore-elf.h, config/mips/elf.h, config/mips/elf64.h,
5017 config/mips/iris6.h, config/mips/linux.h, config/pa/pa-linux.h,
5018 config/pa/pa64-hpux.h, config/rs6000/sysv4.h,
5019 config/xtensa/elf.h, config/xtensa/linux.h:
5020 Use the new macros.
5021 Where possible, remove redundant definitions of SIZE_ASM_OP,
5022 TYPE_ASM_OP, and TYPE_OPERAND_FMT.
5023
518878e1
AH		 50242002-07-24 Aldy Hernandez <aldyh@redhat.com>
5025
5026 * config/rs6000/eabi.h: Define TARGET_SPE_ABI, TARGET_SPE,
5027 TARGET_ISEL, and TARGET_FPRS.
99086d59 5028
518878e1
AH		 5029 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
5030 -mabi=spe, -mabi=no-spe, and -misel=.
5031
5032 * config/rs6000/rs6000-protos.h: Add output_isel.
5033 Move vrsave_operation prototype here.
5034
5035 * config/rs6000/rs6000.md (sminsi3): Allow pattern for TARGET_ISEL.
5036 (smaxsi3): Same.
5037 (uminsi3): Same.
5038 (umaxsi3): Same.
5039 (abssi2_nopower): Disallow when TARGET_ISEL.
5040 (*ne0): Same.
5041 (negsf2): Change to expand and rename old pattern to *negsf2.
5042 (abssf2): Change to expand and rename old pattern to *abssf2.
99086d59 5043
518878e1
AH		 5044 New expanders: fix_truncsfsi2, floatunssisf2, floatsisf2,
5045 fixunssfsi2.
5046
5047 Change patterns that check for TARGET_HARD_FLOAT or
5048 TARGET_SOFT_FLOAT to also check TARGET_FPRS.
5049
5050 * config/rs6000/rs6000.c: New globals: rs6000_spe_abi,
5051 rs6000_isel, rs6000_fprs, rs6000_isel_string.
5052 (rs6000_override_options): Add 8540 case to
5053 processor_target_table.
5054 Set rs6000_isel for the 8540.
5055 Call rs6000_parse_isel_option.
5056 (enable_mask_for_builtins): New.
5057 (rs6000_parse_isel_option): New.
5058 (rs6000_parse_abi_options): Add spe and no-spe.
5059 (easy_fp_constant): Treat !TARGET_FPRS as soft-float.
5060 (rs6000_legitimize_address): Check for TARGET_FPRS when checking
5061 for TARGET_HARD_FLOAT.
5062 Add case for SPE_VECTOR_MODE.
5063 (rs6000_legitimize_reload_address): Handle SPE vector modes.
5064 (rs6000_legitimate_address): Disallow PRE_INC/PRE_DEC for SPE
5065 vector modes.
5066 Check for TARGET_FPRS when checking for TARGET_HARD_FLOAT.
5067 (rs6000_emit_move): Check for TARGET_FPRS.
5068 Add cases for SPE vector modes.
5069 (function_arg_boundary): Return 64 for SPE vector modes.
5070 (function_arg_advance): Check for TARGET_FPRS and
5071 Handle SPE vectors.
5072 (function_arg): Same.
5073 (setup_incoming_varargs): Check for TARGET_FPRS.
5074 (rs6000_va_arg): Same.
5075 (struct builtin_description): Un-constify mask field. Move up in
5076 file.
5077 (bdesc_2arg): Un-constify and add SPE builtins.
5078 (bdesc_1arg): Same.
5079 (bdesc_spe_predicates): New.
5080 (bdesc_spe_evsel): New.
5081 (rs6000_expand_unop_builtin): Add SPE 5-bit literal builtins.
5082 (rs6000_expand_binop_builtin): Same.
5083 (bdesc_2arg_spe): New.
5084 (spe_expand_builtin): New.
5085 (spe_expand_predicate_builtin): New.
5086 (spe_expand_evsel_builtin): New.
5087 (rs6000_expand_builtin): Call spe_expand_builtin for SPE.
5088 (rs6000_init_builtins): Initialize SPE builtins. Call
5089 rs6000_common_init_builtins.
5090 (altivec_init_builtins): Move all non-altivec builtin code to...
5091 (rs6000_common_init_builtins): ...here. New function.
5092 (branch_positive_comparison_operator): Allow NE code for SPE.
5093 (ccr_bit): Return correct ccr bit for SPE fp.
5094 (print_operand): Emit crnor in 'D' case for SPE.
5095 New case 't'.
5096 Add SPE code for 'y' case.
5097 (rs6000_generate_compare): Generate rtl for SPE fp.
5098 (output_cbranch): Handle SPE hard floats.
5099 (rs6000_emit_cmove): Handle isel.
5100 (rs6000_emit_int_cmove): New.
5101 (output_isel): New.
5102 (rs6000_stack_info): Adjust stack frame so GPRs are saved in
5103 64-bits for SPE.
5104 (debug_stack_info): Add SPE info.
5105 (gen_frame_mem_offset): New.
5106 (rs6000_emit_prologue): Save GPRs in 64-bits for SPE abi.
5107 Change mode of frame pointer, when saving it, to Pmode.
5108 (rs6000_emit_epilogue): Restore GPRs in 64-bits for SPE abi.
5109 Misc cleanups and use gen_frame_mem_offset when appropriate.
5110
5111 * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_PPC8540.
5112 (TARGET_SPE_ABI): New.
5113 (TARGET_SPE): New.
5114 (TARGET_ISEL): New.
5115 (TARGET_FPRS): New.
5116 (FIXED_SCRATCH): New.
5117 (RTX_COSTS): Add PROCESSOR_PPC8540.
5118 (ASM_CPU_SPEC): Add case for 8540.
5119 (TARGET_OPTIONS): Add isel= case.
5120 (rs6000_spe_abi): New.
5121 (rs6000_isel): New.
5122 (rs6000_fprs): New.
5123 (rs6000_isel_string): New.
5124 (UNITS_PER_SPE_WORD): New.
5125 (LOCAL_ALIGNMENT): Adjust for SPE.
5126 (HARD_REGNO_MODE_OK): Same.
5127 (DATA_ALIGNMENT): Same.
5128 (MEMBER_TYPE_FORCES_BLK): New.
5129 (FIRST_PSEUDO_REGISTER): Set to 113.
5130 (FIXED_REGISTERS): Add SPE registers.
5131 (reg_class): Same.
5132 (REG_CLASS_NAMES): Same.
5133 (REG_CLASS_CONTENTS): Same.
5134 (REGNO_REG_CLASS): Same.
5135 (REGISTER_NAMES): Same.
5136 (DEBUG_REGISTER_NAMES): Same.
5137 (ADDITIONAL_REGISTER_NAMES): Same.
5138 (CALL_USED_REGISTERS): Same.
5139 (CALL_REALLY_USED_REGISTERS): Same.
5140 (SPE_ACC_REGNO): New.
5141 (SPEFSCR_REGNO): New.
5142 (SPE_SIMD_REGNO_P): New.
5143 (HARD_REGNO_NREGS): Adjust for SPE.
5144 (VECTOR_MODE_SUPPORTED_P): Same.
5145 (REGNO_REG_CLASS): Same.
5146 (FUNCTION_VALUE): Same.
5147 (LIBCALL_VALUE): Same.
5148 (LEGITIMATE_OFFSET_ADDRESS_P): Same.
5149 (SPE_VECTOR_MODE): New.
5150 (CONDITIONAL_REGISTER_USAGE): Disable FPRs when target does FP on
5151 the GPRs. Set FIXED_SCRATCH fixed in SPE case.
5152 (rs6000_stack): Add spe_gp_size, spe_padding_size,
5153 spe_gp_save_offset.
5154 (USE_FP_FOR_ARG_P): Check for TARGET_FPRS.
5155 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
5156 (SPE_CONST_OFFSET_OK): New.
5157 (rs6000_builtins): Add SPE builtins.
5158
5159 * testsuite/gcc.dg/ppc-spe.c: New.
99086d59 5160
518878e1
AH		 5161 * config/rs6000/eabispe.h: New.
5162
5163 * config/rs6000/spe.h: New.
5164
5165 * config/rs600/spe.md: New.
5166
5167 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5168 __SIMD__ for TARGET_SPE.
5169
5170 * config.gcc: Add powerpc-*-eabispe* case.
5171 Add spe.h to user headers for powerpc.
5172
8d1b7ba1
CD		 51732002-07-24 Chris Demetriou <cgd@broadcom.com>
5174
5175 * config/mips/elf.h (STARTFILE_SPEC): Undo previous change.
5176 * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
5177 * config/mips/isa3264.h (STARTFILE_SPEC): Likewise.
5178
8ad8135a
RH		 51792002-07-24 Richard Henderson <rth@redhat.com>
5180
5181 * expr.c (expand_expr) [TRY_FINALLY_EXPR]: Use GOTO_SUBROUTINE_EXPR
5182 form when not optimizing.
5183
dc44a4d8
DM		 51842002-07-24 David Mosberger <davidm@hpl.hp.com>
5185
5186 * config/ia64/ia64.c (gen_thread_pointer): Fix typo in marking
5187 thread_pointer_rtx as unchanging.
5188
c5605318
MM		 51892002-07-24 Michael Matz <matz@suse.de>
5190
5191 * ra-colorize.c (INV_REG_ALLOC_ORDER): New macro.
5192 (free_reg): Use it.
5193
3ade30ea
RE		 51942002-07-24 Richard Earnshaw <rearnsha@arm.com>
5195
5196 * arm.md (arm_buneq, arm_bltgt): put '\' before ';' in output
5197 pattern.
5198 (arm_buneq_reversed, arm_bltgt_reversed): Likewise.
5199 (movsicc, movsfcc, movdfcc): FAIL if UNEQ or LTGT.
5200
8a3ad737
CD		 52012002-07-24 Chris Demetriou <cgd@broadcom.com>
5202
5203 * config/mips/elf.h (STARTFILE_SPEC): Never include crt0.o.
5204 * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
5205 * config/mips/isa3264.h (STARTFILE_SPEC): Do not redefine.
5206
7e51e626
JH		 5207Wed Jul 24 17:59:12 CEST 2002 Jan Hubicka <jh@suse.cz>
5208
5209 * toplev.c (rest_of_compilation): Dump loops before clobbering
5210 the structure.
5211
5df533b3
JH		 5212Wed Jul 24 17:23:16 CEST 2002 Jan Hubicka <jh@suse.cz>
5213
5214 * rtlanal.c (keep_with_call_p): Avoid overflow in fixed_regs.
5215
79258dce
RS		 52162002-07-24 Frank van der Linden <fvdl@wasabisystems.com>
5217
5218 PR optimization/7291
5219 * config/i386/i386.c (ix86_expand_clrstr): Fix bzero alignment
5220 problem on x86_64.
5221
26ff2117
GDR		 52222002-07-24 Gabriel Dos Reis <gdr@nerim.net>
5223
5224 * pretty-print.h: Add macros from cp/error.c
5225
0ba1b2ff
AM		 52262002-07-24 Alan Modra <amodra@bigpond.net.au>
5227
5228 * config/rs6000/rs6000-protos.h (mask_operand_wrap): Declare.
5229 (mask64_2_operand): Declare.
5230 (build_mask64_2_operands): Declare.
5231 (and64_2_operand): Declare.
5232 (extract_MB): Declare.
5233 (extract_ME): Declare.
5234 * config/rs6000/rs6000.c (mask64_operand): Allow all ones. Remove
5235 CONST_DOUBLE code.
5236 (mask_operand_wrap): New insn predicate.
5237 (mask64_2_operand): Likewise.
5238 (and64_2_operand): Likewise.
5239 (build_mask64_2_operands): New function.
5240 (extract_MB): New function.
5241 (extract_ME): New function.
5242 (print_operand <case m,M>): Use extract_MB and extract_ME.
5243 (print_operand <case S>): Allow all ones. Remove CONST_DOUBLE support.
5244 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 't'.
5245 (PREDICATE_CODES): Add and64_2_operand, mask_operand_wrap and
5246 mask64_2_operand. Remove CONST_DOUBLE from mask64_operand.
5247 * config/rs6000/rs6000.md (andsi3_internal3): New
5248 (andsi3_internal3+1): Enable split for powerpc64.
5249 (andsi3_internal3+2): New split.
5250 (andsi3_internal4): Renamed old andsi3_internal3.
5251 (andsi3_internal5): New.
5252 (andsi3_internal5+1): Enable split for powerpc64.
5253 (andsi3_internal5+2): New split.
5254 (andsi3_internal6, andsi3_internal7, andsi3_internal8): New.
5255 (anddi3): Handle 't' constraint.
5256 (anddi3+1): New split.
5257 (anddi3_internal2): Handle 't' constraint.
5258 (anddi3_internal2+1): New split.
5259 (anddi3_internal3): Handle 't' constraint.
5260 (anddi3_internal3+1): New split.
5261
097657c3
AM		 52622002-07-24 Alan Modra <amodra@bigpond.net.au>
5263
5264 * config/rs6000/rs6000.md: Remove scratch reg on insns using
5265 addze and similar (plus (comparison r1 r2) r3) insns. Add
5266 missing scratch reg in one case. Formatting fixes.
5267
a69cbaac
NB		 52682002-07-24 Neil Booth <neil@daikokuya.co.uk>
5269
5270 * cppexp.c (parse_defined): Mark macro used.
5271 * cpphash.h (struct cpp_macro): New member "used".
5272 (_cpp_mark_macro_used, _cpp_warn_if_unused_macro): New.
5273 (struct cpp_reader): New member.
5274 * cppinit.c (cpp_finish_options): Set first_unused_line.
5275 (cpp_finish): Warn of unused macros if requested.
5276 (OPT_TABLE): New switches.
5277 (cpp_handle_option): Handle them.
5278 * cpplib.c (do_undef): Warn if macro unused.
5279 (do_ifdef, do_ifndef): Mark macro used.
5280 * cpplib.h (struct cpp_options): New member.
5281 * cppmacro.c (_cpp_warn_if_unused_macro): New.
5282 (enter_macro_context): Mark macro used.
5283 (_cpp_create_definition): Mark macro unused; warn if unused
5284 when redefined.
5285 * cpptrad.c (scan_out_logcial_line, push_replacement_text):
5286 Mark macros used.
5287 * doc/cppopts.texi: Update.
5288
c0667597
NB		 52892002-07-23 Neil Booth <neil@daikokuya.co.uk>
5290
5291 * dwarf2out.c (SECTION_ASM_OP,
5292 ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
5293 * system.h (SECTION_ASM_OP): Poison.
5294 * tree.c (FILE_FUNCTION_PREFIX_LEN): Remove.
5295 * config/alpha/alpha-interix.h, config/mips/linux.h
5296 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
5297 * config/mmix/mmix-protos.h, config/mmix/mmix.c
5298 (mmix_asm_output_define_label_difference_symbol): Remove.
5299 * config/mmix/mmix.h
5300 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
b841421a 5301 * doc/tm.texi: Remove documentation.
c0667597 5302
bf7cd754
R		 5303Tue Jul 23 21:49:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
5304
5305 * recog.c (asm_operand_ok): Allow float CONST_VECTORs for 'F'.
5306 (constrain_operands): Likewise.
5307 * regclass.c (record_reg_classes): Likewise.
5308 * reload.c (find_reloads): Likewise.
5309 * doc/md.texi: Likewise.
451f86fd
R		 5310
5311 * reload.c (find_reloads_toplev): Use simplify_gen_subreg.
5312 * simplify-rtx.c (simplify_subreg): When converting to a non-int
5313 mode, try to convert to an integer mode of matching size first.
1d5fa6b4
R		 5314
5315 * simplify-rtx.x (simplify_subreg): When constructing a CONST_VECTOR
5316 from individual subregs, check that each subreg has been generated
5317 sucessfully.
5318
10d6af32
NB		 53192002-07-23 Neil Booth <neil@daikokuya.co.uk>
5320
5321 * genautomata.c (VLA_HWINT_SHORTEN, VLA_HWINT_LAST): Remove.
5322 * df.c (HANDLE_SUBREG, FOR_EACH_BB_IN_BITMAP_REV,
5323 FOR_EACH_BB_IN_SBITMAP): Remove.
5324 * gcse.c (NEVER_SET, FOLLOW_BACK_EDGES): Remove.
5325 * haifa-sched.c (DONE_PRIORITY, MAX_PRIORITY, TAIL_PRIORITY,
5326 LAUNCH_PRIORITY, DONE_PRIORITY_P, LOW_PRIORITY_P): Remove.
5327 * loop.c (PREFETCH_BLOACK_IN_LOOP_MIN,
5328 PREFETCH_LIMIT_TO_SIMULTANEOUS): Remove.
5329 * regrename.c (REGNO_MODE_OK_FOR_BASE_P): Remove.
5330
6aaae39a
GDR		 53312002-07-23 Gabriel Dos Reis <gdr@nerim.net>
5332
5333 * pretty-print.h: New file.
5334
45e574d0
JDA		 53352002-07-23 Paul Koning <pkoning@equallogic.com>
5336
5337 * real.c (REAL_WORDS_BIG_ENDIAN): Make 1 for DEC.
5338 (LARGEST_EXPONENT_IS_NORMAL): Ditto.
5339 (VAX_HALFWORD_ORDER): Define (1 for DEC VAX, 0 otherwise).
5340 (TARGET_G_FLOAT): Default to 0 if not defined.
99086d59 5341 (ieeetoe): New, common routine to convert target format floats
45e574d0
JDA		 5342 to internal form.
5343 (e24toe, e53toe): Change to use ieeetoe, distinguish DEC
5344 vs. others.
5345 (e113toe): Change to use ieeetoe.
5346
53472002-07-23 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5348
5349 * real.c (REAL_WORDS_BIG_ENDIAN): Make sure it is 0 for DEC and 1 for
5350 IBM.
5351 (e53toe): Assume IEEE if non of DEC, IBM and C4X is defined.
5352 (e64toe): Remove special cases for DEC and IBM. Remove support for
5353 ARM_EXTENDED_IEEE_FORMAT.
5354 (e24toe): Remove special cases for DEC.
5355 (significand_size): Simplify. Indent.
5356 (ieee_format, ieee_24, ieee_53, ieee_64, ieee_113): New.
5357 (etoieee, toieee): New.
5358 (etoe113, toe113, etoe64, toe64, etoe53, toe53, etoe24, toe24): Use
5359 etoieee and toieee for IEEE arithmetic.
5360
3764f879
GDR		 53612002-07-23 Gabriel Dos Reis <gdr@nerim.net>
5362
5363 * doc/extend.texi: Say ISO C90, not ISO C89.
5364 * doc/invoke.texi: Likewise.
5365 * doc/standards.texi: Likewise.
5366
aa0f70e6
SE		 53672002-07-23 Steve Ellcey <sje@cup.hp.com>
5368
5369 * gcc/explow.c (convert_memory_address): Fix conversion of CONSTs.
5370 Fix permutation of conversion and plus/mult.
5371 * gcc/builtins.c (expand_builtin_memcpy) Ensure return pointer is
5372 ptr_mode and not Pmode when POINTERS_EXTEND_UNSIGNED is defined.
5373 (expand_builtin_strncpy) Ditto.
5374 (expand_builtin_memset) Ditto.
5375
fa72b064
GDR		 53762002-07-23 Gabriel Dos Reis <gdr@nerim.net>
5377
5378 Fix PR/7363:
5379 * c-common.c (c_sizeof_or_alignof_type): New function.
5380 (c_alignof): Remove definition.
5381 * c-common.h (c_sizeof, c_alignof): Define as macros.
5382 (c_sizeof_or_alignof_type): Declare.
5383 (my_friendly_assert): Moved from cp/cp-tree.h
5384 * c-typeck.c (c_sizeof): Remove definition.
5385
2b773ee2
JH		 53862002-07-23 Jan Hubicka <jh@suse.cz>
5387
5388 * gcse.c (try_replace_reg): Use num_changes_pending.
5389 * recog.c (num_changes_pending): New function.
5390 (validate_replace_src): Use validate_repalce_src_group.
5391 (validate_replace_src_group): New.
5392 * recog.h (validate_repalce_src_group): New.
5393 (num_changes_pending): Likewise.
5394
a0dc500c
R		 5395Tue Jul 23 12:16:58 2002 J"orn Rennecke <joern.rennecke@superh.com>
5396
5397 * calls.c (emit_library_call_value_1): If
5398 FUNCTION_ARG_PASS_BY_REFERENCE is true, pretend this is neither
5399 libcall, const call nor pure call.
5400
d22eda7b
NB		 54012002-07-23 Neil Booth <neil@daikokuya.co.uk>
5402
5403 * config/m88k/m88k.h (SECTION_ASM_OP): Remove.
5404
b5e66e65
NB		 54052002-07-23 Neil Booth <neil@daikokuya.co.uk>
5406
5407 * vmsdbgout.c (SECTION_ASM_OP): Remove.
5408
c3a600c0
NB		 54092002-07-23 Neil Booth <neil@daikokuya.co.uk>
5410
5411 * config/i386/i386.c (AT_BP): Remove.
5412
4fa31c2a
NB		 54132002-07-23 Neil Booth <neil@daikokuya.co.uk>
5414
5415 * defaults.h (obstack_chunk_alloc, obstack_chunk_free):
5416 Default definition.
5417 * gcse.c: Don't define obstack_chunk_free.
5418 * collect2.c, conflict.c, df.c, diagnostic.c, fix-header.c,
5419 flow.c, gcc.c, genattrtab.c, genautomata.c, genflags.c, gensupport.c,
5420 integrate.c, loop.c, ra.c, read-rtl.c, regrename.c, reload1.c,
5421 reorg.c, tlink.c, tree.c, config/arm/arm.c, objc/objc-act.c:
5422 Don't define obstack macros.
5423
fd576c86
SC		 54242002-07-22 Stephane Carrez <stcarrez@nerim.fr>
5425
5426 PR target/6744
5427 * config/m68hc11/m68hc11.c (m68hc11_z_replacement): Also replace
5428 ASM_OPERANDS instructions.
5429
b791ff31
SC		 54302002-07-22 Stephane Carrez <stcarrez@nerim.fr>
5431
5432 PR target/7361
5433 * config/m68hc11/m68hc11.c (go_if_legitimate_address_internal): Accept
5434 constant addresses only on 68HC12.
5435
4a941115
NB		 54362002-07-22 Neil Booth <neil@daikokuya.co.uk>
5437
5438 * cppfiles.c (stack_include_file): Correct test of whether
5439 a dependency should be output.
5440
7488cc6d
DE		 54412002-07-22 David Edelsohn <edelsohn@gnu.org>
5442
5443 * collect2.c (is_ctor_dtor): Add other possible JOINER values.
5444
b41caf7c
RE		 54452002-07-22 Richard Earnshaw <rearnsha@arm.com>
5446
5447 * arm.md (movqi): If optimizing and we can create pseudos, use
5448 a ZERO_EXTEND to load from memory, then copy the result into the
5449 target.
5450 (movhi): Likewise, but only for ARMv4.
5451
492e9934
NB		 54522002-07-22 Neil Booth <neil@daikokuya.co.uk>
5453
5454 * ssa-ccp.c (PHI_PARMS): Remove.
5455
f01f01a6
RS		 54562002-07-22 Richard Sandiford <rsandifo@redhat.com>
5457
5458 * config/mips/mips.h (CLASS_CANNOT_CHANGE_MODE): Include FP_REGS
5459 on big-endian targets.
5460
c2ae8aef
KG		 54612002-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5462
5463 * hwint.h (HOST_WIDE_INT_PRINT_DEC_SPACE,
5464 HOST_WIDE_INT_PRINT_UNSIGNED_SPACE,
5465 HOST_WIDEST_INT_PRINT_DEC_SPACE, HOST_WIDEST_INT_PRINT_DEC_SPACE):
5466 New formatting macros.
5467
5468 * ra-debug.c (dump_static_insn_cost): Avoid string concatenation.
5469
eab2120d
R		 5470Mon Jul 22 15:27:25 2002 J"orn Rennecke <joern.rennecke@superh.com>
5471
5472 * rtlanal.c (subreg_regno_offset): Return correct offset for
5473 big endian paradoxical subregs.
0d541696
R		 5474
5475 * optabs.c (expand_vector_unop): Don't expand using sub_optab
5476 if we got the wrong mode.
bb9b3805
R		 5477
5478 * hwint.c (define HOST_WIDE_INT_PRINT_DEC_C): New define.
5479 * genrecog.c (write_switch, write_cond): Use it.
5480 * genemit.c (gen_exp): Likewise.
5481
e96eb215
JJ		 54822002-07-22 Jakub Jelinek <jakub@redhat.com>
5483
5484 * c-decl.c (build_compound_literal): Set decl TREE_READONLY from TYPE.
5485
cf3c4f56
JJ		 54862002-07-22 Jakub Jelinek <jakub@redhat.com>
5487
5488 * c-decl.c (build_compound_literal): Defer compound literal decls
5489 until until file end to emit them only if they are actually used.
5490
533c4863
KG		 54912002-07-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5492
5493 * ra-build.c (check_conflict_numbers): Hide unused function.
5494 (livethrough_conflicts_bb): Avoid automatic aggregate
5495 initialization.
5496 (parts_to_webs_1): Avoid `U' integer constant modifier.
5497 (conflicts_between_webs): Wrap a variable in the macro controlling
5498 its usage.
5499 * ra-debug.c (ra_debug_msg): Use VA_OPEN/VA_CLOSE.
5500 (dump_igraph, dump_graph_cost): Avoid string concatenation
5501 (dump_static_insn_cost): Avoid automatic aggregate
5502 initialization.
5503 * ra-rewrite.c (insert_stores): Avoid automatic aggregate
5504 initialization.
5505 (dump_cost): Avoid string concatenation
5506
8943a0b4
RH		 55072002-07-21 Richard Henderson <rth@redhat.com>
5508
5509 * expr.c (expand_expr) [TRY_FINALLY_EXPR]: Don't use
5510 GOTO_SUBROUTINE_EXPR when finally_block can be re-expanded.
5511
b1aef35b
RH		 55122002-07-21 Richard Henderson <rth@redhat.com>
5513
5514 * unroll.c (find_splittable_givs): Do not split DEST_ADDR givs
5515 that are not unrolled completely.
5516
5e1afb11
RH		 55172002-07-21 Richard Henderson <rth@redhat.com>
5518
5519 * loop.h (LOOP_AUTO_UNROLL): Rename from LOOP_FIRST_PASS.
5520 * loop.c (strength_reduce): Update.
5521 * toplev.c (rest_of_compilation): Do unrolling in the first
5522 loop pass, not the second.
5523
c67a1cf6
RH		 55242002-07-21 Richard Henderson <rth@redhat.com>
5525
5526 * emit-rtl.c (set_mem_attributes): Preserve indirection of PARM_DECL
5527 when flag_argument_noalias == 2.
5528 * alias.c (nonoverlapping_memrefs_p): Handle that.
5529 * print-rtl.c (print_mem_expr): Likewise.
5530
b68daef4
HS		 55312002-07-21 Hartmut Schirmer <hartmut.schirmer@arcor.de>
5532
5533 * libgcc2.c (__divdi3, __moddi3): Use unary minus operator
5534 instead of __negdi2 directly.
5535
060a58c5
NB		 55362002-07-21 Neil Booth <neil@daikokuya.co.uk>
5537
5538 * gengenrtl.c (gencode): Don't define obstack_alloc_rtx.
5539 * function.c (SYMBOL__MAIN): Remove definition.
5540 * global.c (SET_CONFLICT, REGBITP, ALLOCNO_LIVE_P): Remove.
99086d59 5541 * predict.c (PROB_NEVER, PROB_LIKELY, PROB_UNLIKELY): Remove.
060a58c5
NB		 5542 * profile.c (GCOV_INDEX_TO_BB): Remove.
5543 * sched-rgn.c (ABS_VALUE, MIN_DIFF_PRIORITY, MIN_PROB_DIFF): Remove.
5544 * simplify-rtx.c (FIXED_BASE_PLUS_P): Remove.
5545
2f8dd115
NB		 55462002-07-21 Neil Booth <neil@daikokuya.co.uk>
5547
5548 * c-lex.c (GET_ENVIRONMENT): Remove.
5549 * collect2.c (GET_ENV_PATH_LIST): Remove.
5550 (prefix_from_env): Use GET_ENVIRONMENT.
5551 * cppinit.c (GET_ENV_PATH_LIST): Remove.
5552 (init_standard_includes): Use GET_ENVIRONMENT.
5553 * defaults.h (GET_ENVIRONMENT): Define here if not already.
5554 * gcc.c (GET_ENV_PATH_LIST): Remove.
5555 (make_relative_prefix, process_command): Update.
5556 * protoize.c (GET_ENV_PATH_LIST): Remove.
5557 (do_processing): Update.
5558
56508306
GDR		 55592002-07-21 Gabriel Dos Reis <gdr@nerim.net>
5560
5561 * c-decl.c (build_array_declarator): Say 'ISO C90', not 'ISO C89'.
5562 (grokdeclarator): Likewise.
5563 * c-format.c (C_STD_NAME): Likewise.
5564 * c-lex.c (interpret_integer): Likewise.
5565 * c-typeck.c (build_array_ref): Likewise.
5566 * cpplex.c (_cpp_lex_direct): Likewise.
5567 * toplev.c (documented_lang_options): Likewise.
5568
e2f62855
NB		 55692002-07-21 Neil Booth <neil@daikokuya.co.uk>
5570
5571 * c-format.c (T99_I, T99_UI): Remove.
5572
c89d1dfd
NB		 55732002-07-21 Neil Booth <neil@daikokuya.co.uk>
5574
5575 * c-typeck.c (SAVE_SPELLING_DEPTH): Remove.
5576
46690369
JH		 5577Sun Jul 21 21:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
5578
5579 * gcse.c (do_local_cprop): Do not extend lifetimes of registers set by
5580 do_local_cprop.
5581
60ffc1b8
AJ		 55822002-07-21 Andreas Jaeger <aj@suse.de>
5583
99086d59 5584 * reload1.c (fixup_abnormal_edges): Remove unused variable.
60ffc1b8 5585
c05ffc49
BS		 55862002-07-21 Bernd Schmidt <bernds@redhat.com>
5587
5588 Improvements for the ifcvt pass from Michael Meissner, with patches
5589 by Richard Sandiford <rsandifo@redhat.com>
5590 * basic-block.h (struct ce_if_block, ce_if_block_t): New types.
5591 * ifcvt.c (cond_exec_changed_p): New static variable.
5592 (last_active_insn): New function, renamed from last_active_insn_p
5593 and changed to return the last active insn in a basic block. All
5594 callers updated.
5595 (block_fallthru): New function.
5596 (cond_exec_process_insns): New argument CE_INFO. Pass it to
5597 IFCVT_MODIFY_INSN. All callers updated.
5598 Return false if START or END are NULL.
5599 Handle case where we're processing an insn that is already
5600 conditional.
5601
5602 (noce_process_if_block): CE_INFO argument rather than
5603 multiple args containing the involved basic blocks. All callers
5604 changed.
5605 (process_if_block, merge_if_block, find_if_block,
5606 cond_exec_process_if_block): Likewise.
5607
5608 (cond_exec_process_if_block): New arg DO_MULTIPLE_P. All callers
5609 changed.
5610 Use new function last_active_insn to simplify some code.
5611 New code to handle multiple tests.
5612 Call IFCVT_MODIFY_CANCEL in all failure cases, otherwise set
5613 cond_exec_changed_p to TRUE.
5614
5615 (process_if_block): New code to handle multiple tests.
5616 (merge_if_block): Likewise.
5617 (find_if_header): New arg PASS. Changed to return the currently
5618 processed basic block or NULL instead of true/false. All callers
5619 changed.
5620 Call IFCVT_INIT_EXTRA_FIELDS.
5621 (block_jumps_and_fallthru_p): New function.
5622 (find_if_block): Discover opportunities to convert multiple tests.
5623 Add additional debugging output.
5624 Update the ce_info structure before returning.
5625
5626 (if_convert): Run multiple passes of if-conversion.
5627 * doc/tm.texi (IFCVT_MODIFY_TESTS, IFCVT_MODIFY_INSN,
5628 IFCVT_MODIFY_FINAL, IFCVT_MODIFY_CANCEL, IFCVT_MODIFY_MULTIPLE_TESTS,
5629 IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS): Update documentation for
5630 these macros.
5631
ae860ff7
JH		 5632Sun Jul 21 00:54:54 CEST 2002 Jan Hubicka <jh@suse.cz>
5633
5634 * gcse.c: Include cselib.h
5635 (constptop_register): Break out from ...
5636 (cprop_insn): ... here; kill basic_block argument.
5637 (do_local_cprop, local_cprop_pass): New functions.
5638 (one_cprop_pass): Call local_cprop_pass.
5639
0da65b89
RS		 56402002-07-20 Roger Sayle <roger@eyesopen.com>
5641
5642 * simplify-rtx.c (simplify_relational_operation): Optimize
5643 abs(x) < 0.0 (and abs(x) >= 0.0 when using -ffast-math).
5644
47cc673a
MM		 56452002-07-20 Michae Matz <matz@suse.de>
5646
5647 * ra-build.c: (remember_web_was_spilled): Use GENERAL_REGS.
5648
68e65275
NB		 56492002-07-20 Neil Booth <neil@daikokuya.co.uk>
5650
5651 * cppexp.c (struct op): Add token pointer.
5652 (check_promotion, CHECK_PROMOTION): New.
5653 (optab): Update.
5654 (_cpp_parse_expr): Update, use token pointer of struct op.
5655 (reduce): Warn about change of sign owing to promotion.
5656 * cppinit.c (cpp_handle_option): New warning if -Wall.
5657 * cpplib.h (struct cpp_options): New member.
5658
e3485bbc
DE		 56592002-07-19 David Edelsohn <edelsohn@gnu.org>
5660
5661 * config/rs6000/rs6000.md: Remove ppc630 fpcompare from single
5662 fpu list. Separate Power4 compare and delayed_compare. Correct
5663 Power4 fpcompare.
5664 (fix_truncdfsi2_internal): Restore FPR preference.
5665 * config/rs6000/t-aix43 (MULTILIB_MATCHES): Add mcpu?power3,
5666 mcpu?power4, mcpu?604e. Remove mpower, mpower2, mpowerpc.
5667
449655a6
MV		 56682002-07-19 Momchil Velikov <velco@fadata.bg>
5669
5670 * reload1.c (reload_as_needed): Duplicate oldpat.
5671
8b583747
AM		 56722002-07-20 Alan Modra <amodra@bigpond.net.au>
5673
5674 PR optimization/7130
5675 * loop.h (struct loop_info): Add "preconditioned".
5676 * unroll.c (unroll_loop): Set it.
5677 * doloop.c (doloop_modify_runtime): Correct count for unrolled loops.
5678
0dc36574
ZW		 56792002-07-19 Zack Weinberg <zack@codesourcery.com>
5680
5681 * rtl.def (CODE_LABEL): Remove slot 8.
5682 * rtl.h (struct rtx_def): Document new uses of jump and call fields.
5683 (LABEL_ALTERNATE_NAME): Delete.
5684 (LABEL_KIND, SET_LABEL_KIND, LABEL_ALT_ENTRY_P): New.
5685 * defaults.h: Remove default for ASM_OUTPUT_ALTERNATE_LABEL_NAME.
5686
5687 * final.c (output_alternate_entry_point): New.
5688 (final_scan_insn): Use it instead of
5689 ASM_OUTPUT_ALTERNATE_LABEL_NAME. Do not consider possibility
5690 of a case label being an alternate entry point.
5691
5692 * cfgbuild.c (make_edges, find_bb_boundaries): Use LABEL_ALT_ENTRY_P.
5693 * emit-rtl.c (gen_label_rtx): Adjust call to gen_rtx_CODE_LABEL.
5694 Do not clear LABEL_NUSES (unnecessary) or LABEL_ALTERNATE_NAME
5695 (field deleted).
5696 * print-rtl.c, ra-debug.c: Update code to output CODE_LABELs.
5697
5698 * doc/rtl.texi: Document LABEL_KIND, SET_LABEL_KIND, and
5699 LABEL_ALT_ENTRY_P; not LABEL_ALTERNATE_NAME.
5700 * doc/tm.texi: Delete documentation of
5701 ASM_OUTPUT_ALTERNATE_LABEL_NAME.
5702
59267987
RO		 57032002-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5704
5705 * config/mips/iris5gas.h (DWARF2_DEBUGGING_INFO): Define.
5706 (PREFERRED_DEBUGGING_TYPE): Use DWARF2_DEBUG.
5707 (LINK_SPEC): Define.
5708 (STARTFILE_SPEC): Define.
5709 (ENDFILE_SPEC): Define.
5710
5711 * config/mips/iris6-o32.h (LINK_SPEC): Move ...
5712 * config/mips/iris6-o32-as.h (LINK_SPEC): ... here.
5713
5714 * config/mips/iris6-o32-gas.h: New file.
5715 * config.gcc (mips-sgi-irix6*o32): Use it.
5716
5717 * config/mips/t-iris5-gas: New file.
5718 * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix5*): Use it.
5719
75aef48a
NB		 57202002-07-19 Neil Booth <neil@daikokuya.co.uk>
5721
5722 * cppexp.c (ALWAYS_EVAL): Remove.
5723 (optab, reduce): Always evaluate.
5724 (num_unary_op, num_binary_op, num_div_op): Issue diagnostics
5725 only if not skipping evaluation.
5726
72a5503d
MM		 57272002-07-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
5728
5729 * config/avr/avr.c (debug_hard_reg_set): Remove.
5730
059ba716
CD		 57312002-07-19 Chris Demetriou <cgd@broadcom.com>
5732
5733 * gcc.c (cpp_options): Include "%1" (cc1_spec).
5734
544823b6
RH		 57352002-07-19 Richard Henderson <rth@redhat.com>
5736
5737 * loop.c (loop_givs_rescan): Delete the REG_EQUAL note, not the insn.
5738
c35383cb
AM		 57392002-07-19 Alan Modra <amodra@bigpond.net.au>
5740
5741 * prefix.c (update_path): Don't zap single `.' path components
5742 unless followed by another `.' and fix typo last patch.
5743
ad28cff7
NB		 57442002-07-18 Neil Booth <neil@daikokuya.co.uk>
5745
5746 * cppexp.c (cpp_num_mul): Remove unused parameter.
5747 (UNARY, BINARY, OTHER, binary_handler): Remove.
5748 (ALWAYS_EVAL): New.
5749 (optab): Update.
5750 (reduce): Refactor to a large switch, don't use a function
5751 pointer.
5752
139b7f86
BT		 57532002-07-18 Bo Thorsen <bo@berlioz.suse.de>
5754
5755 * config/i386/linux64.h (STARTFILE_PREFIX_SPEC): Define this always.
5756
e69d1422
R		 5757Thu Jul 18 19:39:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
5758
5759 * sh-protos.h (sh_expand_unop_v2sf): Move inside #ifdef RTX_CODE guard.
5760 (sh_expand_binop_v2sf): Likewise.
5761 * sh.c (machine_dependent_reorg): Add move for UNSPEC_MOVA.
5762 (int_gpr_dest, trunc_hi_operand): New functions.
5763 * sh.h (PREDICATE_CODES): Add any_register_operand, int_gpr_dest and
5764 trunc_hi_operand.
5765 (SPECIAL_MODE_PREDICATES, any_register_operand): Define.
5766 * sh.md (cmpeqdi_t+1): Remove comments that genrecog warns about.
5767 (adddi3_compact+1, subdi3_compact+1, ashlsi3_n+1, ashlhi3+1): Likewise.
5768 (ashrsi2_16+1, ashrsi2_31+1, lshrsi3_n+1, ashrdi3+[12]): Likewise.
5769 (and_shl_scratch+[12], zero_extendhidi2+1): Likewise.
5770 (zero_extendhisi2_media+1, extendhidi2+1, extendqidi2+1): Likewise.
5771 (extendhisi2_media+1, extendqisi2_media+1): Likewise.
5772 (movsi_media_nofpu+[12], movhi_media+1, movdi_media_nofpu+1): Likewise.
5773 (movdi_const_16bit+[12], movdf_i4+[123], reload_outdf+[2-5]): Likewise.
5774 (movsf_ie+1): Likewise.
5775 (loaddi_trunc): Use int_gpr_dest predicate.
5776 (use_sfunc_addr, indirect_jump_scratch, sibcall_compact): Add mode(s).
5777 (mova, mova_const, GOTaddr2picreg, ptrel, casesi_worker_0): Likewise.
5778 (casesi_worker_0+[12], casesi_worker): Likewise.
5779 (shcompact_preserve_incoming_args): Likewise.
5780 (mov_nop): Use any_register_operand predicate.
5781 (mperm_w0): Use trunc_hi_operand predicate.
5782
47a4976f
JDA		 57832002-07-18 John David Anglin <dave@hiauly1.hia.nrc.ca>
5784
5785 * pa-linux.h (DWARF2_UNWIND_INFO): Delete define.
5786 * pa.h (EH_RETURN_DATA_REGNO): Revise TARGET_64BIT and correct
5787 numbering.
5788
f3a4e54e
JDA		 57892002-07-18 John David Anglin <dave@hiauly1.hia.nrc.ca>
5790
5791 * pa.c (output_deferred_plabels): Remove unused millicode enum mulU.
5792
30484ccf
RH		 57932002-07-18 Richard Henderson <rth@redhat.com>
5794
5795 PR optimization/7147
5796 * ifcvt.c (noce_get_condition): Make certain that the condition
5797 is valid at JUMP.
5798
d042370e
R		 5799Thu Jul 18 13:44:51 2002 J"orn Rennecke <joern.rennecke@superh.com>
5800
5801 * sh.c (barrier_align, push): Shut up compiler warnings.
5802 (initial_elimination_offset,sh_media_init_builtins): Likewise.
5803 (reg_no_subreg_operand): Delete.
5804
61fee9b3
BT		 58052002-07-17 Bo Thorsen <bo@suse.de>
5806
5807 * config/i386/linux64.h (LINK_SPEC): Remove bogus -Y option.
5808 (STARTFILE_PREFIX_SPEC): Define for NATIVE_CROSS compilations.
5809 (STARTFILE_SPEC): Remove hardcoded library paths.
5810 (ENDFILE_SPEC): Likewise.
5811
f305679f
JH		 5812Thu Jul 18 09:38:59 CEST 2002 Jan Hubicka <jh@suse.cz>
5813
5814 * gcse.c (hoist_expr_reaches_here_p): Stop once expr_bb is reached.
5815
5816 * gcse.c (try_replace_reg): Do not return false positives.
5817
99bcb625
AM		 58182002-07-18 Alan Modra <amodra@bigpond.net.au>
5819
f6f23ad2
AM		 5820 * prefix.c: (update_path): Strip ".." components when prior dir
5821 doesn't exist. Pass correct var to UPDATE_PATH_HOST_CANONICALIZE.
5822
99bcb625
AM		 5823 * config/rs6000/sysv4.h (ASM_OUTPUT_REG_PUSH): Remove 64-bit support.
5824 (ASM_OUTPUT_REG_POP): Likewise.
5825
09eeeacb
AM		 58262002-07-18 Alan Modra <amodra@bigpond.net.au>
5827
5828 * config/rs6000/rs6000.c (first_reg_to_save): Remove bogus
5829 adjustments to first_reg for profiling case.
5830 (output_function_profiler): Correct lr save slot for ABI_AIX_NODESC.
5831 Disable profiling for 64 bit code on both ABI_V4 and ABI_AIX_NODESC.
5832 Save static chain reg to sp + 12 on ABI_AIX_NODESC.
5833 * config/rs6000/sysv4.h (ASM_OUTPUT_REG_PUSH): Define.
5834 (ASM_OUTPUT_REG_POP): Define.
5835 * config/rs6000/linux64.h (ASM_OUTPUT_REG_PUSH): Undef.
5836 (ASM_OUTPUT_REG_POP): Undef.
5837
74d06cf2
NB		 58382002-07-17 Neil Booth <neil@daikokuya.co.uk>
5839
5840 * cpplib.c (do_sccs): Handle #sccs on all systems.
5841 * system.h (SCCS_DIRECTIVE): Poison.
5842 * config/darwin.h, config/freebsd.h, config/netbsd.h,
5843 config/ptx4.h, config/svr3.h, config/svr4.h, config/alpha/elf.h,
5844 config/arm/linux-elf.h, config/c4x/c4x.h, config/d30v/d30v.h,
5845 config/i370/i370.h, config/i386/gas.h, config/i386/sco5.h,
5846 config/i960/i960.h, config/m68hc11/m68hc11.h, config/m68k/3b1.h,
5847 config/m68k/3b1g.h, config/m68k/crds.h, config/m68k/mot3300.h,
5848 config/m68k/pbb.h, config/m88k/m88k.h, config/mips/mips.h,
5849 config/sparc/pbd.h, config/stormy16/stormy16.h, config/vax/vaxv.h:
5850 Remove all references to SCCS_DIRECTIVE.
5851 * doc/cpp.texi, doc/tm.texi: Update.
5852
61dde664
R		 5853Wed Jul 17 19:23:32 2002 J"orn Rennecke <joern.rennecke@superh.com>
5854
5855 * regrename.c (maybe_mode_change): New function.
5856 (find_oldest_value_reg, copyprop_hardreg_forward_1): Use it.
5857
97f51ac4
RB		 58582002-07-17 Rodney Brown <rbrown64@csc.com.au>
5859
5860 * config/i386/i386.c (ix86_expand_int_movcc): In the general case
5861 suppress addition when either ct or cf are zero.
5862
f1a73cfe 58632002-06-17 Eric Botcazou <ebotcazou@multimania.com>
30484ccf 5864 Glen Nakamura <glen@imodulo.com>
f1a73cfe
EB		 5865
5866 PR optimization/6713
5867 * loop.c (loop_givs_rescan): Explicitly delete the insn that
5868 sets a non-replaceable giv after issuing the new one.
5869
23ff0223
NB		 58702002-07-17 Neil Booth <neil@daikokuya.co.uk>
5871
5872 * cppexp.c (cpp_interpret_integer, append_digit, parse_defined,
5873 eval_token): Clarify and correct use of "bool" variables.
5874 * cpplib.h (struct cpp_options): Similarly.
5875 * cppmacro.c (parse_params, _cpp_save_parameter): Ditto.
5876 * cpptrad.c (recursive_macro): Similarly.
5877
ac09192a
R		 5878Wed Jul 17 17:08:06 2002 J"orn Rennecke <joern.rennecke@superh.com>
5879
d28586ab 5880 * config/sh/lib1funcs.asm (udivsi3_i4): Implement SHcompact version in
ac09192a 5881 SHmedia code.
68cef009
R		 5882
5883 * sh.md (cmpgtudi_media): Remove spurious @.
701e3726
R		 5884
5885 * config/sh/lib1funcs.asm (FMOVD_WORKS): Don't define for little endian.
5886 * sh.h (OVERRIDE_OPTIONS): Don't set FMOVD_BIT for little endian.
ca903bba
R		 5887
5888 * config/sh/lib1funcs.asm (init_trampoline): New entry point.
5889 * sh-protos.h (sh_initialize_trampoline): Declare.
5890 * sh.c (sh_initialize_trampoline): New function.
5891 * sh.h (TRAMPOLINE_SIZE): Only 24 for TARGET_SHMEDIA32.
5892 (TRAMPOLINE_ALIGNMENT): Need cache-line alignment for TARGET_SHMEDIA.
5893 (INITIALIZE_TRAMPOLINE): Call sh_initialize_trampoline.
5894 (TRAMPOLINE_ADJUST_ADDRESS): Not needed for SHcompact.
5895 * sh.md (initialize_trampoline, double_shori): New patterns.
5896 (initialize_trampoline_compact): Likewise.
5897 (shmedia32_initialize_trampoline_big): Remove.
5898 (shmedia32_initialize_trampoline_little): Likewise.
0ac78517
R		 5899
5900 * sh-protos.h (binary_float_operator): Remove declaration.
5901 (sh_expand_unop_v2sf, sh_expand_binop_v2sf): Declare.
5902 * sh.c (print_operand, case 'N'): Check against CONST0_RTX.
5903 (unary_float_operator, sh_expand_unop_v2sf): New functions.
5904 (sh_expand_binop_v2sf): Likewise.
5905 (zero_vec_operand): Delete.
5906 (SH_BLTIN_UDI): New builtin shared signature define. Renumbered
5907 all non-shared ones.
5908 (bdesc): Change all the mextr builtins to use SH_BLTIN_UDI.
5909 Enable nsb and byterev.
5910 * sh.h (CONDITIONAL_REGISTER_USAGE): Initialize DF_HI_REGS.
5911 (HARD_REGNO_MODE_OK): Allow TImode in fp regs. Allow V2SFmode
5912 in general regs.
5913 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add DF_HI_REGS.
5914 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise. Remove clause for
5915 immediate operands.
5916 (SECONDARY_INPUT_RELOAD_CLASS): Add clause for immediate operands.
5917 Add DF_HI_REGS.
5918 (CLASS_CANNOT_CHANGE_MODE, CLASS_CANNOT_CHANGE_MODE_P): Allow
5919 lowpart fp regs - only for big endian for now.
5920 (LEGITIMATE_CONSTANT_P): Don't allow non-zero float vectors
5921 when FPU is in use.
5922 (EXTRA_CONTRAINT_U): Check against CONST0_RTX.
5923 (LOAD_EXTEND_OP): NIL for SImode.
5924 (REGISTER_MOVE_COST): Add DF_HI_REGS. Const for moves between
5925 general and fp registers is 4.
5926 PREDICATE_CODES: Amend binary_float_operator entry.
5927 Remove zero_vec_operand. Add unary_float_operator.
5928 * sh.md (udivsi3_i4_media): Use truncate instead of paradoxical
5929 subreg SET_DEST.
5930 (truncdisi2, truncdihi2, movv2sf): Allow memory destinations.
5931 (truncdiqi2): Do sign extension.
5932 (movsi_media, movdi_media): Allow to use r63 to an fp register.
5933 (movdf_media, movsf_media): Likewise.
5934 (movv2sf_i, movv2sf_i+1): Don't use f{ld,st}.p or SUBREGS.
5935 Collapse to one define_insn_and_split. Allow immediate sources.
5936 (addv2sf3, subv2sf3, mulv2sf3, divv2sf3): New patterns.
5937 (movv4sf_i): Allow immediate sources. Use simplify_gen_subreg.
5938 (movv4sf): Allow immediate sources.
5939 (movsf_media_nofpu+1): Don't split moves to FP registers.
5940 (unary_sf_op, binary_sf_op, mshflo_w_x, concat_v2sf): New patterns.
5941 (movv8qi_i+3): Check against CONST0_RTX.
5942 (mextr1, mextr2. mextr3. mextr4, mextr5, mextr6, mextr7): Use DImode
5943 for input and output operands. Fix argument 3 to gen_mextr_rl.
5944 (mmul23_wl, mmul01_wl, mmulsum_wq_i): s/const_vector/parallel/
5945 (msad_ubq_i, mshf4_b, mshf0_b, mshf4_l, mshf0_l, mshf4_w): Likewise.
5946 (mshf0_w, fipr, ftrv): Likewise.
5947 (mshfhi_l_di): Now insn_and_split. Can handle FP regs.
5948
e9d7b180
JD		 59492002-07-17 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
5950
5951 * arm.h (ARM_NUM_INTS, ARM_NUM_REGS, ARM_NUM_REGS2): Renamed from
5952 NUM_INTS, NUM_REGS and ARM_NUM_REGS2 respectively. All uses changed.
5953 * arm.c: Similarly.
5954
8214bf98
RS		 59552002-07-17 Richard Sandiford <rsandifo@redhat.com>
5956
5957 * config/mips/mips-protos.h (mips_sign_extend): Declare.
5958 * config/mips/mips.h (MASK_DEBUG_H, TARGET_DEBUG_H_MODE): Remove.
5959 (TARGET_SWITCHES): Remove debugh.
5960 (ISA_HAS_TRUNC_W): New macro.
5961 (CLASS_CANNOT_CHANGE_MODE): Include FP_REGS if TARGET_FLOAT64.
5962 (PREDICATE_CODES): Remove se_nonimmediate_operand.
5963 * config/mips/mips.c (movdi_operand): Allow sign-extensions of
5964 any SImode move_operand.
5965 (se_nonimmediate_operand): Remove.
5966 (mips_sign_extend): New.
5967 (mips_move_2words): Use it for sign-extended source operands.
5968 (override_options): Allow integers to be put into single FPRs.
5969 (mips_secondary_reload_class): Handle integers in float registers.
5970 * config/mips/mips.md (extendsidi2): Turn into a define_expand.
5971 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
5972 (fix_truncdfsi2_insn, fix_truncdfsi2_macro): New.
5973 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): New.
5974 (fix_truncdfdi2): Provide only a single alternative, in which the
5975 integer is in a float register. Depend on TARGET_FLOAT64 rather
5976 than TARGET_64BIT.
5977 (fix_truncsfdi2, floatdidf2, floatdisf2): Likewise.
5978 (floatsidf2, floatsisf2): Likewise, but no TARGET_FLOAT64 dependency.
5979 (movdi_internal2): Don't allow the source operand to be sign-extended.
5980 Add alternatives for float registers.
5981 (*movdi_internal2_extend): New. Version of movdi_internal2 that
5982 allows sign-extension.
5983 (*movdi_internal2_mips16): Name the existing mips16 movdi pattern.
5984 (movsi_internal2): Rename to movsi_internal. Add alternatives for
5985 float registers. Remove TARGET_DEBUG_H_MODE test.
5986 (movhi_internal1): Rename to movhi_internal. Don't check
5987 TARGET_DEBUG_H_MODE. Fix transposed *d and *f source constraints.
5988 (movqi_internal1): Rename to movqi_internal and remove
5989 TARGET_DEBUG_H_MODE dependency.
5990 (movsi_internal1, movhi_internal2, movqi_internal2): Remove.
5991
7ab0121e
JW		 59922002-07-16 Jim Wilson <wilson@redhat.com>
5993
5994 * toplev.c (lang_dependent_init): Create function context for
5995 init_expr_once.
5996
349ccf2e
HPN		 59972002-07-16 Hans-Peter Nilsson <hp@axis.com>
5998
5999 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Don't
6000 --gc-sections if -r.
6001 * config/cris/cris.h: Ditto.
6002
06ec023f
RB		 60032002-07-16 Rodney Brown <rbrown64@csc.com.au>
6004
6005 * config/i386/i386.c (ix86_expand_int_movcc): In the case where
6006 the comparison directly gives a mask suppress addition when cf is
6007 zero by complementing the mask.
6008
39cef914
NN		 60092002-07-16 Nathanael Nerode <neroden@gcc.gnu.org>
6010
6011 * Makefile.in: Delete references to enquire.
6012 * enquire.c: Move to contrib.
6013
92c1a778
SS		 60142002-07-16 Stan Shebs <shebs@apple.com>
6015
2aa9948d
SS		 6016 * config/darwin.h (ASM_OUTPUT_LABEL): Move to here from
6017 config/rs6000/darwin.h.
6018 (ASM_OUTPUT_SKIP): Ditto.
6019 (TEXT_SECTION_ASM_OP): Ditto.
6020 (DATA_SECTION_ASM_OP): Ditto.
6021 (ASM_APP_ON): Define.
6022 (ASM_APP_OFF): Define.
6023 * config/rs6000/darwin.h (ASM_OUTPUT_LABEL, ASM_OUTPUT_SKIP,
6024 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Remove.
6025
6026 * config/darwin.c (func_name_maybe_scoped): Remove unused decl.
92c1a778
SS		 6027 (machopic_function_base_name): Declare result to be const.
6028 (machopic_non_lazy_ptr_name): Ditto.
6029 (machopic_stub_name): Ditto.
2aa9948d 6030 * config/darwin-protos.h: Ditto for the prototypes.
92c1a778 6031
daaab00a
JH		 6032Wed Jul 17 00:22:39 CEST 2002 Jan Hubicka <jh@suse.cz>
6033
6034 * m68hc11.c (m68hc11_reorg): Do not rebuild CFG.
6035
63c574cc
JH		 6036Wed Jul 17 00:20:48 CEST 2002 Jan Hubicka <jh@suse.cz>
6037
6038 * i386.md (prefetch): Fix for 64bit mode.
6039 (prefetch_sse_rex, prefetch_3dnow_rex): New patterns.
6040
2a500b9e
JH		 6041Wed Jul 17 00:19:20 CEST 2002 Jan Hubicka <jh@suse.cz>
6042
6043 * i386.h (MACHINE_DEPENDENT_REORG): New macro.
6044 * i386.c (x86_machine_dependent_reorg): New function.
6045 * i386-protos.h (x86_machine_dependent_reorg): Declare.
6046
e5faf155
ZW		 60472002-07-16 Zack Weinberg <zack@codesourcery.com>
6048
6049 * builtins.c (std_expand_builtin_va_start): Remove unused
6050 first argument.
6051 (expand_builtin_va_start): Call EXPAND_BUILTIN_VA_START and
6052 std_expand_builtin_va_start with just two arguments.
6053 * expr.h: Update prototypes.
6054
6055 * alpha-protos.h, alpha.h, alpha.c, arc-protos.h, arc.h,
6056 arc.c, d30v-protos.h, d30v.h, d30v.c, i386-protos.h, i386.h,
6057 i386.c, i960-protos.h, i960.h, i960.c, m88k-protos.h, m88k.h,
6058 m88k.c, mips-protos.h, mips.h, mips.c, mn10300-protos.h,
6059 mn10300.h, mn10300.c, pa-protos.h, pa.h, pa.c,
6060 rs6000-protos.h, rs6000.h, rs6000.c, s390-protos.h, s390.h,
6061 s390.c, sh-protos.h, sh.h, sh.c, sparc-protos.h, sparc.h,
6062 sparc.c, stormy16-protos.h, stormy16.h, stormy16.c,
6063 xtensa-protos.h, xtensa.h, xtensa.c: Remove unused first
6064 argument from all implementations of EXPAND_BUILTIN_VA_START
6065 and all uses of std_expand_builtin_va_start.
6066
dbf65c2f
R		 6067Tue Jul 16 19:32:58 2002 J"orn Rennecke <joern.rennecke@superh.com>
6068
6069 * regrename.c (copy_value): Don't record high part copies.
6070
6acb6d3e 60712002-07-16 Steve Ellcey <sje@cup.hp.com>
99b823ca 6072
6acb6d3e
SE		 6073 * gcc/config/pa/long_double.h (FIXUNS_TRUNCTFDI2_LIBCALL): New define.
6074 (fixunstfdi_libfunc): Change to use FIXUNS_TRUNCTFDI2_LIBCALL.
6075 * gcc/config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_udbl): New function.
6076
5d7c2819
ID		 60772002-07-16 Ian Dall <ian@sibyl.beware.dropbear.id.au>
6078
6079 * doc/invoke.texi (NS32K Options): Document -mieee-compare option
6080
6081 * config/ns32k/ns32k.md (addsi3, *frame_addr, *stack_addr): merge
6082 into addsi3 using register class "x" and "y".
6083
6084 * config/ns32k/ns32k.md (*madddf, *maddsf, *msubdf, *msubsf):
6085 "earlyclobber" constraint modifier for some alternative.
e5faf155 6086
5d7c2819
ID		 6087 * config/ns32k/ns32k.md (tstdf, tstsf, cmpdf, cmpsf, blt, ble)
6088 (*ble, *blt): Flag to indicate bCOND and sCOND should check for
6089 unordered.
6090 config/ns32k/ns32k.h (CC_UNORD): define corresponding mask.
6091
6092 * config/ns32k/ns32k.h (TARGET_IEEE_COMPARE, MASK_IEEE_COMPARE)
6093 (TARGET_SWITCHES): Add -mieee-compare option.
6094 (OVERRIDE_OPTIONS): 32332 is a subset of
6095 32532. Don't use IEEE_COMPARE -funsafe-math-optimizations.
6096 (TARGET_SWITCHES): Fix description of bitfield option.
6097 * config/ns32k/netbsd.h (TARGET_DEFAULT): Add
6098 -mieee-compare option. Remove 32332 flag.
6099
5da4f548 61002002-07-16 Steve Ellcey <sje@cup.hp.com>
5d7c2819
ID		 6101
6102 * explow.c (convert_memory_address): Remove special handling
5da4f548 6103 when POINTERS_EXTEND_UNSIGNED < 0.
5d7c2819 6104 * config/ia64.md (movsi_symbolic): New instruction for ILP32 mode.
5da4f548
SE		 6105 (movedi_symbolic): Fix typo.
6106 (load_fptr): Remove mode restriction so it works for SI and DI.
6107 (load_fptr_internal1): Ditto.
6108 (load_gprel): Ditto.
6109 (load_symptr_internal1): Ditto.
6110 (call_pic): Ditto.
5d7c2819 6111 * config/ia64.c (call_operand): Modify mode check.
5da4f548
SE		 6112 (ia64_expand_load_address): Handle DI and SI addresses and symbols.
6113 (ia64_expand_move): Ditto.
6114 (ia64_assemble_integer): Handle SImode function pointers.
6115 (ia64_expand_fetch_and_op): Handle SImode mem addresses.
6116 (ia64_expand_op_and_fetch): Ditto.
6117 (ia64_expand_compare_and_swap): Ditto.
6118 (ia64_expand_lock_test_and_set): Ditto.
6119 (ia64_expand_lock_release): Ditto.
6120
1575c31e
JD		 61212002-07-16 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
6122
6123 * arm.c (emit_sfm): Don't set RTX_FRAME_RELATED_P on DWARF.
6124
61252002-07-16 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
6126 Richard Earnshaw <rearnsha@arm.com>
6127
e5faf155 6128 * arm.h (LEGITIMATE_PIC_OPERAND_P): Only test
1575c31e
JD		 6129 CONSTANT_POOL_ADDRESS_P if a SYMBOL_REF. Simplify logic.
6130
3894f59e
RE		 61312002-07-16 Richard Earnshaw <rearnsha@arm.com>
6132
6133 * arm.md (stack_tie): New insn. Use an idiom that the alias code
6134 understands to be a memory clobber.
6135 * arm.c (arm_expand_prologue): Use it.
6136
e0b89be2 61372002-07-16 Daniel Berlin <dberlin@dberlin.org>
54b2a7f8
DB		 6138
6139 * ra-rewrite.c: #include reload.h, insn-config.h
6140 * ra-build.c: #include reload.h
6141 * Makefile.in: Update ra-rewrite.o, ra-build.o dependencies to
e5faf155 6142 depend on reload.h, insn-config.h.
54b2a7f8 6143
cffa2189
R		 6144Tue Jul 16 11:57:45 2002 J"orn Rennecke <joern.rennecke@superh.com>
6145
6146 * expr.c (emit_move_insn_1): Handle arbitrary moves that are
6147 the same size as a word.
6148
6149 * regrename.c (find_oldest_value_reg): Take WORDS_BIG_ENDIAN /
6150 BYTES_BIG_ENDIAN into account.
6151
052c96b1
JH		 6152Tue Jul 16 12:22:44 CEST 2002 Jan Hubicka <jh@suse.cz>
6153
6154 * i386.md (prefetch): Fix for 64bit mode.
6155 (prefetch_sse_rex, prefetch_3dnow_rex): New patterns.
6156
6157 * i386.md (movss, movsd): Use xorps/xorpd for Athlon.
6158
ae32926b
MM		 61592002-07-16 Marek Michalkiewicz <marekm@amelek.gda.pl>
6160
6161 * hard-reg-set.h (TEST_HARD_REG_BIT): Return 1 if the bit is set.
6162
6c535c69
ZW		 61632002-07-15 Zack Weinberg <zack@codesourcery.com>
6164
6165 * ginclude/varargs.h: Replace with stub which issues #error.
6166 * ginclude/stdarg.h: __builtin_stdarg_start is renamed
6167 __builtin_va_start.
6168
6169 * builtins.def (BUILT_IN_VARARGS_START): Delete.
6170 (BUILT_IN_VA_START): New.
6171 * builtins.c (expand_builtin_va_start): Eliminate first
6172 argument and code to implement pre-ISO varargs.
6173 (std_expand_builtin_va_start): Ignore first argument; it is
6174 always 1.
6175 (expand_builtin): Handle BUILT_IN_VA_START and
6176 BUILT_IN_STDARG_START identically. Delete
6177 BUILT_IN_VARARGS_START case.
6178
6179 * function.c (assign_parms): Delete hide_last_arg and all
6180 its uses.
6181 (mark_varargs): Delete function.
6182 * function.h (struct function): Delete 'varargs' bit.
6183 (current_function_varargs): Delete macro.
6184 * tree.h: Don't declare mark_varargs.
6185
6186 * c-decl.c (c_function_varargs, c_mark_varargs): Delete.
6187 (c_expand_body): Don't call mark_varargs.
6188 * c-objc-common.c: Handle BUILT_IN_VA_START and
6189 BUILT_IN_STDARG_START identically. Delete
6190 BUILT_IN_VARARGS_START case.
6191 * c-tree.h: Don't declare c_mark_varargs.
6192 * c-parse.in: Remove grammar rules for '&...' (which has been
6193 commented out since before 2.7.2) and for '...' in K+R
6194 argument declarations.
6195
6196 * builtins.c, function.c, integrate.c, sibcall.c,
6197 config/alpha/unicosmk.h, config/arc/arc.c, config/arc/arc.h,
6198 config/avr/avr.c, config/cris/cris.c, config/fr30/fr30.c,
6199 config/i960/i960.c, config/i960/i960.md, config/m32r/m32r.c,
6200 config/m32r/m32r.h, config/m88k/m88k.c, config/m88k/m88k.h,
6201 config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
6202 config/mn10300/mn10300.c, config/pa/som.h, config/s390/s390.c,
6203 config/sh/sh.c, config/sh/sh.h, config/sparc/sparc.h,
6204 config/stormy16/stormy16.c: Delete all references to
6205 current_function_varargs, and code predicated on that flag.
6206
6207 * config/alpha/alpha.c (alpha_va_start),
6208 config/arc/arc.c (arc_va_start),
6209 config/i386/i386.c (ix86_va_start),
6210 config/mips/mips.c (mips_va_start),
6211 config/mn10300/mn10300.c (mn10300_va_start),
6212 config/rs6000/rs6000.c (rs6000_va_start),
6213 config/s390/s390.c (s390_va_start),
6214 config/sh/sh.c (sh_va_start),
6215 Ignore first argument; it is always 1.
6216
6217 * config/c4x/c4x-protos.h, config/c4x/c4x.c: Delete c4x_va_start.
6218 * config/ia64/ia64-protos.h, config/ia64/ia64.c: Delete ia64_va_start.
6219 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6220 Delete m68hc11_va_start.
6221 * config/c4x/c4x.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h:
6222 No need to define EXPAND_BUILTIN_VA_START.
6223
6224 * doc/invoke.texi, doc/sourcebuild.texi, doc/tm.texi,
6225 doc/trouble.texi: Remove references to GCC-provided <varargs.h>.
6226
6d80a854
EB		 62272002-07-15 Eric Botcazou <ebotcazou@multimania.com>
6228
6229 PR optimization/7153
6230 * regmove.c (optimize_reg_copy_3): Don't optimize if the register
6231 dies in more than one insn.
6232
043cfcbe
JT		 62332002-07-15 Jason Thorpe <thorpej@wasabisystems.com>
6234
6235 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Remove.
6236
ed8d2920 62372002-07-15 Michael Matz <matz@suse.de>,
6c535c69 6238 Daniel Berlin <dberlin@dberlin.org>,
ed8d2920
MM		 6239 Denis Chertykov <denisc@overta.ru>
6240
6241 Add a new register allocator.
6242
6243 * ra.c: New file.
6244 * ra.h: New file.
6245 * ra-build.c: New file.
6246 * ra-colorize.c: New file.
6247 * ra-debug.c: New file.
6248 * ra-rewrite.c: New file.
6249
6250 * Makefile.in (ra.o, ra-build.o, ra-colorize.o, ra-debug.o,
6251 (ra-rewrite.o): New .o files for libbackend.a.
6252 (GTFILES): Add basic-block.h.
6253
6254 * toplev.c (flag_new_regalloc): New.
6255 (f_options): New option "new-ra".
6256 (rest_of_compilation): Call initialize_uninitialized_subregs()
6257 only for the old allocator. If flag_new_regalloc is set, call
6258 new allocator, instead of local_alloc(), global_alloc() and
6259 friends.
6260
6261 * doc/invoke.texi: Document -fnew-ra.
6262 * basic-block.h (FOR_ALL_BB): New.
6263 * config/rs6000/rs6000.c (print_operand): Write small constants
6264 as @l+80.
6265
6266 * df.c (read_modify_subreg_p): Narrow down cases for a rmw subreg.
6267 (df_reg_table_realloc): Make size at least as large as max_reg_num().
6268 (df_insn_table_realloc): Size argument now is absolute, not relative.
6269 Changed all callers.
6270
6271 * gengtype.c (main): Add the pseudo-type "HARD_REG_SET".
6272 * regclass.c (reg_scan_mark_refs): Ignore NULL rtx's.
6273
6274 2002-06-20 Michael Matz <matz@suse.de>
6275
6276 * df.h (struct ref.id): Make unsigned.
6277 * df.c (df_bb_reg_def_chain_create): Remove unsigned cast.
6278
6279 2002-06-13 Michael Matz <matz@suse.de>
6280
6281 * df.h (DF_REF_MODE_CHANGE): New flag.
6282 * df.c (df_def_record_1, df_uses_record): Set this flag for refs
6283 involving subregs with invalid mode changes, when
6284 CLASS_CANNOT_CHANGE_MODE is defined.
6285
6286 2002-05-07 Michael Matz <matz@suse.de>
6287
6288 * reload1.c (fixup_abnormal_edges): Don't insert on NULL edge.
6289
6290 2002-05-03 Michael Matz <matz@suse.de>
6291
6292 * sbitmap.c (sbitmap_difference): Accept sbitmaps of different size.
6293
6294 Sat Feb 2 18:58:07 2002 Denis Chertykov <denisc@overta.ru>
6295
6296 * regclass.c (regclass): Work with all regs which have sets or
6297 refs.
6298 (reg_scan_mark_refs): Count regs inside (clobber ...).
6299
6300 2002-01-04 Michael Matz <matzmich@cs.tu-berlin.de>
6301
6302 * df.c (df_ref_record): Correctly calculate SUBREGs of hardregs.
6303 (df_bb_reg_def_chain_create, df_bb_reg_use_chain_create): Only
6304 add new refs.
6305 (df_bb_refs_update): Don't clear insns_modified here, ...
6306 (df_analyse): ... but here.
6307
6308 * sbitmap.c (dump_sbitmap_file): New.
6309 (debug_sbitmap): Use it.
6310
6311 * sbitmap.h (dump_sbitmap_file): Add prototype.
6312
6313 2001-08-07 Daniel Berlin <dan@cgsoftware.com>
6314
6315 * df.c (df_insn_modify): Grow the UID table if necessary, rather
6316 than assume all emits go through df_insns_modify.
6317
6318 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
6319
6320 * regclass.c (reg_scan_mark_refs): When we increase REG_N_SETS,
6321 increase REG_N_REFS (like flow does), so that regclass doesn't
6322 think a reg is useless, and thus, not calculate a class, when it
6323 really should have.
6324
6325 2001-01-28 Daniel Berlin <dberlin@redhat.com>
6326
6327 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP_REV): New macro, needed for
6328 dataflow analysis.
6329
794a292d
JJ		 63302002-07-15 Jakub Jelinek <jakub@redhat.com>
6331
6332 PR middle-end/7245
6333 * config/i386/i386.c (const_int_1_31_operand): New.
6334 * config/i386/i386.h (PREDICATE_CODES): Add it.
6335 * config/i386/i386.md (ashlsi3_cmp, ashlsi3_cmp_zext, ashlhi3_cmp,
6336 ashlqi3_cmp, ashrsi3_cmp, ashrsi3_cmp_zext, ashrhi3_cmp, ashrqi3_cmp,
6337 lshrsi3_cmp, lshrsi3_cmp_zext, lshrhi3_cmp, lshrqi3_cmp): Use it.
6338
05d49501
AM		 63392002-07-14 Alan Modra <amodra@bigpond.net.au>
6340
6341 PR target/7282
6342 * config/rs6000/rs6000.md (floatsidf2): Enable for POWERPC64.
6343 (floatunssidf2): Likewise.
6344 (floatsidf_ppc64): New insn_and_split.
6345 (floatunssidf_ppc64): Likewise.
6346
e89617fe
AJ		 63472002-07-14 Andreas Jaeger <aj@suse.de>
6348
6349 * config.gcc (sh64): Remove unused
6350 target_requires_64bit_host_wide_int.
6351
78762e3b
RS		 63522002-07-12 Roger Sayle <roger@eyesopen.com>
6353
6354 * expr.c [CLEAR_RATIO]: New macro defining the maximum number
6355 of move instructions to use when clearing memory, c.f. MOVE_RATIO.
6356 [CLEAR_BY_PIECES]: New macro, using CLEAR_RATIO, to determine
6357 whether clear_by_pieces should be used to clear storage.
6358 (clear_storage): Use CLEAR_BY_PIECES instead of MOVE_BY_PIECES.
6359
6360 * doc/tm.texi: Document these two new target macros.
6361
f7a454e9
SC		 63622002-07-12 Stephane Carrez <stcarrez@nerim.fr>
6363
6364 * config/m68hc11/m68hc11.md ("zero_extendsidi2"): Use D_REG only for
6365 the scratch register.
6366 ("*movhi2_push"): Accept Z_REG because a split pattern can make use
6367 of it, forbid reload to use it.
6368
26af4041
MM		 63692002-07-12 Marek Michalkiewicz <marekm@amelek.gda.pl>
6370
6371 * config/avr/avr.c (test_hard_reg_class): Fix TEST_HARD_REG_BIT
6372 usage on 64-bit hosts, return value was truncated to 32 bits.
6373
226cfe61
R		 6374Fri Jul 12 00:49:36 2002 J"orn Rennecke <joern.rennecke@superh.com>
6375
6376 * simplify-rtx.c (simplify_subreg): Handle floating point
6377 CONST_DOUBLEs. When an integer subreg of a smaller mode than
6378 the element mode is requested, compute a subreg with an
6379 integer mode of the same size as the element mode first.
6380
25c25947
R		 6381Thu Jul 11 22:02:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
6382
6383 * combine.c (try_combine): When converting a paradoxical subreg
6384 to an extension, take LOAD_EXTEND_OP into account.
6385
789b7de5
RO		 63862002-07-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6387
6388 * config.gcc (mips-sgi-irix6*o32): New configuration.
6389
6390 * configure.in (libgcc_visibility): Disable for mips-sgi-irix6*o32
6391 configurations.
6392 * configure: Regenerate.
6393
6394 * config/mips/iris6-o32-as.h: New file.
6395 * config/mips/iris6-o32.h: New file.
e89617fe 6396
789b7de5
RO		 6397 * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Define.
6398 (NM_FLAGS): Define.
6399 (HAVE_AS_SHF_MERGE): Undefine.
6400
6401 * config/mips/t-iris5-as: New file.
6402 * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix5*): Use it.
6403
6404 * config/mips/t-iris6 (SHLIB_EXT, SHLIB_SOLINK, SHLIB_SONAME,
6405 SHLIB_NAME, SHLIB_MAP, SHLIB_OBJS, SHLIB_SLIBDIR_QUAL, SHLIB_LINK,
6406 SHLIB_INSTALL, SHLIB_MKMAP, SHLIB_MAPFILES, FPBIT, DPBIT,
6407 dp-bit.c, fp-bit.c): Move ...
6408 * config/mips/t-iris5-6: ... here.
6409 New file, shared by IRIX 5 and IRIX 6.
6410 * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix6*,
6411 mips-sgi-irix5*): Use it.
6412
6413 * config/mips/iris6.h: Remove duplicate comment.
6414
6415 * config/mips/mips.c (TARGET_ASM_UNALIGNED_DI_OP) [TARGET_IRIX5 &&
6416 !TARGET_IRIX6]: Define.
6417 (mips_asm_file_start): Don't emit mdebug.<ABI> sections on IRIX 5/6.
6418
6419 * config/mips/mips.h (ASM_DECLARE_FUNCTION_NAME): Fix comment.
6420
a18c2c5f
JDA		 64212002-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6422
6423 * pa.md (adddi3): Change predicate of operand 2 to adddi3_operand
6424 and delete code to force constant to register.
6425 * pa-protos.h (adddi3_operand): Add prototype.
6426 * pa.c (adddi3_operand): New function.
6427
e65a2d65
RS		 64282002-07-11 Roger Sayle <roger@eyesopen.com>
6429
6430 * c-decl.c (duplicate_decls): Preserve the noreturn attribute on
6431 non-ANSI builtin functions.
6432
a06e3c40
R		 6433Thu Jul 11 11:31:12 2002 J"orn Rennecke <joern.rennecke@superh.com>
6434
6435 * rtl.h (gen_rtx_CONST_VECTOR): Declare.
6436 * gengenrtl.c (special_rtx): Check for CONST_VECTOR.
6437 * emit-rtl.c (gen_rtx_CONST_VECTOR): New function.
6438 (gen_const_vector_0): Use it.
6439
47abc309
JDA		 64402002-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6441
6442 * pa.md (adddi3): For 32-bit targets, force constants to a register
6443 if they don't fit in an 11-bit immediate. Change insn predicate to
6444 arith11_operand. Remove comment.
6445 * pa.c (cint_ok_for_move): Fix comment.
6446 (emit_move_sequence): Don't directly split DImode constants on 32-bit
6447 targets.
6448
8ac9d31f
TJ		 64492002-07-11 Tim Josling <tej@melbpc.org.au>
6450
e89617fe 6451 Remove front end hard coding from gengtype.c.
8ac9d31f
TJ		 6452
6453 * Makefile.in
6454 (STAGESTUFF): add gtyp-gen.h
6455 (GTFILES): Remove front end specific files.
6456 (GTFILES_FILES_LANGS): New, from configure..
6457 (GTFILES_FILES_FILES): Likewise.
6458 (GTFILES_LANG_DIR_NAMES): Likewise.
6459 (GTFILES_SRCDIR): Likewise.
6460 (gtyp-gen.h): Build from configure information.
6461 (s-gtype): Remove command line parameters from gengtype.
6462 (gengtype.o): Remove dependency on GTFILES. Depend on gtyp-gen.h.
6463 (mostlyclean): Delete files generated by and for gengtype.
6464
6465 * c-config-lang.in: New file.
6466
6467 * configure.in (all_gtfiles_files_langs): New. Accumulate files
6468 for each language.
6469 (all_gtfiles_files_files): New. Accumulate language for each file
6470 accumulated.
6471 (gtfiles): Pick up value for C.
6472 (srcdir): AC-SUBST this variable.
6473 (all_gtfiles_files_langs): AC-SUBST this variable.
6474 (all_gtfiles_files_files): AC-SUBST this variable.
e89617fe 6475
8ac9d31f 6476 * configure: Regenerate.
e89617fe 6477
8ac9d31f
TJ		 6478 * gengtype-lex.l (parse_file): Make parameter const.
6479
6480 * gengtype.c (toplevel): include gtyp-gen.h.
6481 (BASE_FILE_<language> unnamed enum): Delete.
6482 (lang_names): Delete (replaced by gtyp-gen.h)
6483 (lang_dir_names): From gtyp-gen.h, replaces lang_names; changed
6484 all references.
6485 (NUM_GT_FILES): New.
6486 (NUM_LANG_FILES): New.
6487 (srcdir_len): New.
6488 (NUM_BASE_FILES): Change calculation.
6489 (open_base_files): Change prototype to avoid warning.
6490 (startswith): Delete.
6491 (get_file_basename): Iterate through generated language list not
6492 hard coded list.
6493 (get_base_file_bitmap): Use generated list of files and languages.
6494 (close_output_files): Add prototype to rmove warning.
6495 (main): Iterate through list of generated files from gtyp-gen.h
6496 rather than command line paramaters. Ignore duplicated file
e89617fe 6497 names.
8ac9d31f
TJ		 6498
6499 * gengtype.h (parse_file): Amend prototype for const parameter.
e89617fe 6500
8ac9d31f
TJ		 6501 * doc/sourcebuild.texi: Document gtfiles variable.
6502
6503 * doc/gty.texi: Document changes to gtfiles variable for front
6504 ends.
6505
6506 * objc/config-lang.in (gtfiles): Add files needed for objc front
6507 end.
6508
0e603223
RS		 65092002-07-10 Roger Sayle <roger@eyesopen.com>
6510
6511 PR c/2454
6512 * combine.c (nonzero_bits): LOAD_EXTEND_OP should only apply
6513 to SUBREGs of MEMs. (num_sign_bit_copies): Likewise.
6514
c5358a5d
RS		 65152002-07-10 Roger Sayle <roger@eyesopen.com>
6516 Zack Weinberg <zack@codesourcery.com>
6517
6518 * builtins.def: Make the argument types of abort and exit
6519 independent of the front-end.
6520
a35f8b74
AM		 65212002-07-11 Alan Modra <amodra@bigpond.net.au>
6522
6523 * config/rs6000/linux64.h (ASM_SPEC): Define.
6524
89e7058f
AH		 65252002-07-10 Aldy Hernandez <aldyh@redhat.com>
6526
6c535c69
ZW		 6527 * config/rs6000/rs6000.c (emit_frame_save): New.
6528 (rs6000_frame_related): Replace reg2 before reg.
6529 (rs6000_emit_prologue): Use emit_frame_save for saving gprs, fprs,
6530 and eh_return registers.
89e7058f 6531
086bbd21
TM		 65322002-07-10 Toon Moene <toon@moene.indiv.nluug.nl>
6533
6534 Revert all patches for optimization of Complex .op. Real.
6535 * complex_part_zero_p: Remove
6536 * expand_cmplxdiv_straight: Replace complex_part_zero_p(x)
6537 with x.
6538 * expand_cmplxdiv_wide: Ditto.
6539 * expand_binop: Ditto.
6540
126dbce0
MM		 65412002-07-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
6542
6543 * config/avr/avr.md: Fix two 0x80000000 constants to make them
6544 negative also on 64-bit hosts.
6545
6546 Default to -fno-reorder-blocks when optimizing for size.
6547 * config/avr/avr-protos.h (avr_optimization_options): Declare.
6548 * config/avr/avr.c (avr_optimization_options): New function.
6549 * config/avr/avr.h (OPTIMIZATION_OPTIONS): New.
6550
6551 Optimize returning from simple functions.
6552 * config/avr/avr-protos.h (avr_simple_epilogue): Declare.
6553 * config/avr/avr.c (avr_simple_epilogue): New function.
6554 * config/avr/avr.md (return): New insn.
6555
21c318ba
DR		 65562002-07-10 Douglas B Rupp <rupp@gnat.com>
6557
6558 * config/i386/i386.c (ix86_svr3_asm_out_constructor): Add
6559 HAS_INIT_SECTION to protection.
6560
537834c8
MM		 65612002-07-10 Mark Mitchell <mark@codesourcery.com>
6562
6563 * doc/invoke.texi (Debugging Options): Mention that -gdwarf is
6564 deprecated.
6565
80ba02b1
R		 6566Wed Jul 10 19:50:03 2002 J"orn Rennecke <joern.rennecke@superh.com>
6567
6568 * combine.c (gen_lowpart_for_combine): Handle vector modes.
6569 Supply non-VOID mode to simplify_gen_subreg.
6570
ae3aa00d
JH		 6571Wed Jul 10 18:48:55 CEST 2002 Jan Hubicka <jh@suse.cz>
6572
6573 * i386.c (ix86_init_mmx_sse_builtins): Fix thinko.
6574
029f3983
JL		 65752002-07-10 Jeffrey A Law <law@redhat.com>
6576
7a464913
JL		 6577 * mn10200.c (expand_prologue): Create REG_MAYBE_DEAD notes
6578 as appropriate.
6579
6c535c69
ZW		 6580 * mn10200.c (expand_epilogue): Fix test to determine which scratch
6581 register to use.
029f3983 6582
ff27a429
R		 6583Wed Jul 10 16:06:00 2002 J"orn Rennecke <joern.rennecke@superh.com>
6584
6585 * cse.c (cse_insn): Supply proper SUBREG_BYTE to simplify_gen_subreg.
6586 Get mode from dest.
6587 If simplify_gen_subreg fails, try next equivalent.
6588
e6986399
GDR		 65892002-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
6590
6591 * diagnostic.h: #include location.h
6592 (location_t): Move definition to..
6593 * location.h: ... here. New file.
6594 * tree.h: #include location.h
6595 (DECL_SOURCE_LOCATION): New macro.
6596 (DECL_SOURCE_FILE): Use.
6597 (DECL_SOURCE_LINE): Likewise.
6598 (struct tree_decl): REplace filename and linenum with locus.
6599 * Makefile.in (TREE_H): add location.h
6600 (diagnostic.o): Depends on gt-location.h
6601 (gt-location.h): Depends on s-gtype
6602
7990b46f
MK		 66032002-07-09 Matt Kraai <kraai@alumni.cmu.edu>
6604
6605 * config/rs6000/aix.h: Convert CPP_PREDEFINES to
6606 TARGET_OS_CPP_BUILTINS.
6607 * config/rs6000/aix31.h: Likewise.
6608 * config/rs6000/aix41.h: Likewise.
6609 * config/rs6000/aix43.h: Likewise.
6610 * config/rs6000/aix51.h: Likewise.
6611 * config/rs6000/beos.h: Likewise.
6612 * config/rs6000/darwin.h: Likewise.
6613 * config/rs6000/eabi.h: Likewise.
6614 * config/rs6000/eabisim.h: Likewise.
6615 * config/rs6000/linux.h: Likewise.
6616 * config/rs6000/linux64.h: Likewise.
6617 * config/rs6000/lynx.h: Likewise.
6618 * config/rs6000/mach.h: Likewise.
6619 * config/rs6000/rtems.h: Likewise.
6620 * config/rs6000/sysv4.h: Likewise.
6621 * config/rs6000/vxppc.h: Likewise.
efa39e99
DP		 6622
66232002-07-09 Devang Patel <dpatel@apple.com>
6624 * objc/objc-act.c (adjust_type_for_id_default): Fix my previous patch.
6625 Do not allow ObjC objects as a parameter type for Objective-C methods.
6626 My previous patch restricted 'struct' also.
e89617fe 6627
cd98faa1
NB		 66282002-07-09 Neil Booth <neil@daikokuya.co.uk>
6629
6630 * cpperror.c (cpp_error): Default to directive_line within
6631 directives here.
6632 * cppexp.c (cpp_interpret_integer): Only use traditional
6633 number semantics in directives.
6634 * cpplib.c (prepare_directive_trad): Don't reset pfile->line.
6635 (do_include_common): Similarly.
6636 * cpptrad.c (scan_out_logical_line): Implement accurate
6637 quoting of <> in #include.
6638 * doc/cpp.texi: Update.
6639
2ad65b0e 6640Tue Jul 9 22:37:44 2002 Stephen Clarke <stephen.clarke@superh.com>
6c535c69 6641 J"orn Rennecke <joern.rennecke@superh.com>
2ad65b0e
SC		 6642
6643 * sh.c (sh_adjust_cost): Special handling of SHMEDIA code.
6644 * sh.md (attribute issues): Replace with:
6645 (attribute pipe_model). All users changed.
6646 (attribute type): Change pt / ptabs to pt_media / ptabs_media.
6647 All users changed.
6648 (function units sh5issue, sh5fds): New.
6649 (attribute is_mac_media): New.
6650 (adddi3_media, subdi3_media, divsi3_i1_media, anddi3): Add type.
6651 (andcdi3, iordi3, xordi3, ashldi3_media, lshrdi3_media): Likewise.
6652 (ashrdi3_media, negdi_media, extendsidi2, movqi_media): Likewise.
6653 (movhi_media, shori_media, movv2sf_i, jump_media): Likewise.
6654 (call_media, call_value_media, sibcall_media): Likewise.
6655 (casesi_jump_media, casesi_shift_media, casesi_load_media): Likewise.
6656 (return_media_i, addsf3_media, subsf3_media, mulsf3_media): Likewise.
6657 (mac_media, divsf3_media, floatdisf2, floatsisf2_media): Likewise.
6658 (fix_truncsfdi2, fix_truncsfsi2_media, cmpeqsf_media): Likewise.
6659 (cmpgtsf_media, cmpgesf_media, cmpunsf_media, negsf2_media): Likewise.
6660 (sqrtsf2_media, abssf2_media, adddf3_media, subdf3_media): Likewise.
6661 (muldf3_media, divdf3_media, floatdidf2, floatsidf2_media): Likewise.
6662 (fix_truncdfdi2, fix_truncdfsi2_media, cmpeqdf_media): Likewise.
6663 (cmpgtdf_media, cmpgedf_media,cmpundf_media, negdf2_media): Likewise.
6664 (sqrtdf2_media, absdf2_media, extendsfdf2_media): Likewise.
6665 (truncdfsf2_media): Likewise.
6666 (movsi_media, movsi_media_nofpu, movdi_media): Use new types.
6667 (movdi_media_nofpui, movdf_media, movdf_media_nofpu): Likewise.
6668
b6d33983
R		 6669Tue Jul 9 21:39:50 2002 J"orn Rennecke <joern.rennecke@superh.com>
6670
6671 * sh.h (PREDICATE_CODES): Add general_extend_operand and inqhi_operand.
6672 * sh.c (general_extend_operand, inqhi_operand): New functions.
6673 * sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): Collapse
6674 alternatives using 'N' modifier. Add type.
6675 (adddi3z_media): Likewise. Enable generator function generation.
6676 (movdicc_false, movdicc_true, addsi3_media, subsi3_media): Use more
6677 exact predicates / constraints. Add type.
6678 (subsi3): Allow 0 for SHMEDIA.
6679 (udivsi3_i4_media): Use match_operand for input values
6680 rather than hard registers.
6681 (udivsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
6682 unnecessarily through hard registers. Keep copies of pseudo
6683 registers outside of the libcall sequence.
6684 (mulsidi3_media, umulsidi3_media): Use more exact predicates. Add type.
6685 (ashlsi3_media, ashrsi3_media, lshrsi3_media): Likewise.
6686 (zero_extendsidi2, zero_extendhidi2, zero_extendqidi2): Likewise.
6687 (extendhidi2, extendqidi2): Likewise.
6688 (andsi3_compact): Name.
6689 (andcdi3): Enable generator function generation.
6690 (zero_extendhisi2, zero_extendqisi2): Rename to
6691 (zero_extendhisi2_compact, zero_extendqisi2_compact).
6692 (extendhisi2, extendqisi2): Rename to
6693 (extendhisi2_compact, extendqisi2_compact).
6694 (rotldi3, rotldi3_mextr, rotrdi3, rotrdi3_mextr): New patterns.
6695 (loaddi_trunc, zero_extendhisi2, zero_extendhisi2_media): Likewise.
6696 (zero_extendhisi2_media+1, zero_extendqisi2): Likewise.
6697 (zero_extendqisi2_media, extendhisi2, extendhisi2_media): Likewise.
6698 (extendhisi2_media, extendhisi2_media+1, extendqisi2): Likewise.
6699 (extendqisi2_media, extendqisi2_media+1, truncdisi2): Likewise.
6700 (truncdihi2, truncdiqi2, reload_inqi, reload_inhi): Likewise.
6701 (shmedia32_initialize_trampoline_big): Likewise.
6702 (shmedia32_initialize_trampoline_little): Likewise.
6703 (nsb, nsbsi, nsbdi, ffsdi2, ffssi2, byterev): Likewise.
6704 (negdi2): Remove spurious T clobber.
6705 (zero_extendhidi2+1, extendhidi2+1, extendqidi2+1): Handle TRUNCATE.
6706 (movsi_media, movsi_media_nofpu): Remove spurious *k after b.
6707 (movdi_media, movdi_media_nofpu, pt, ptb): Likewise.
6708 (movsi_media_nofpu+2, movhi_media+1): Only do split after reload.
6709 (ic_invalidate_line_media): Write back data cache before invalidating
6710 instruction cache. Add type.
6711 (movsf_media): Sign-extend when the destination is a general
6712 purpose register. Add type.
6713 (bgt_media, bge_media, bgtu_media, bgeu_media, blt_media_i): Allow 0.
6714 (casesi_worker_0+1): Only increment ref count for proper label.
6715 (casesi_worker_0+2): Likewise.
6716
7ca0873c
MM		 67172002-07-09 Mark Mitchell <mark@codesourcery.com>
6718
6719 * dwarfout.c (dwarfout_init): Warn that DWARF1 is deprecated.
6720
26b10ae0 67212002-07-09 Steve Ellcey <sje@cup.hp.com>
7ca0873c 6722
26b10ae0
SE		 6723 * gcc/except.c (expand_eh_region_end_cleanup): Change exception pointer
6724 from Pmode to ptr_mode.
6725 (get_exception_pointer): Ditto.
6726 (connect_post_landing_pads): Ditto.
6727 (dw2_build_landing_pads): Ditto.
6728
0c3a2ea0
SE		 67292002-07-08 Steve Ellcey <sje@cup.hp.com>
6730 * gcc/c-pragma.h (add_to_renaming_pragma_list): New function.
6731 * gcc/c-pragma.c (add_to_renaming_pragma_list): New function.
6732 (handle_pragma_redefine_extname): Change to use new function.
6733
26c34780
RS		 67342002-07-08 Roger Sayle <roger@eyesopen.com>
6735
6736 * combine.c (combine_simplify_rtx): Add an explicit cast
6737 to avoid signed/unsigned comparison warning.
6738 (simplify_if_then_else): Likewise.
6739 (extended_count): Likewise.
6740 (simplify_shift_const): Likewise.
6741 (simplify_comparison): Likewise.
6742
1d4047e0
RS		 67432002-07-08 Richard Sandiford <rsandifo@redhat.com>
6744
6745 * config/mips/mips.md: Add imadd type. Update scheduler description
6746 to use imadd as well as imul.
6747 (*mul_acc_si, *madsi): Change imul alternatives to imadd.
6748 (*mul_acc_di, *mul_acc_64bit_di): Likewise.
6749 (*mul_sub_si): Likewise for first alternative. Change second
6750 alternative from imul to multi.
6751
5351f1ca
NB		 67522002-07-07 Neil Booth <neil@daikokuya.co.uk>
6753
6754 * c-common.c (c_common_post_options): Update prototype;
6755 don't init backends if preprocessing only.
6756 * langhooks-def.h (LANG_HOOKS_POST_OPTIONS): Update.
6757 * langhooks.h (struct lang_hooks): Update post_options to
6758 return a boolean.
6759 * toplev.c (parse_options_and_default_flags, do_compile,
6760 lang_independent_init): Update prototypes. Allow the
6761 front end to specify that there is no need to initialize
6762 the back end.
6763 (general_init): Move call to hex_init here...
6764 (toplev_main): ...from here. Pass flag for back end init
6765 suppression.
6766
c8cc4417
R		 6767Sun Jul 7 20:38:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
6768
6769 * sh.h (PRINT_OPERAND_PUNCT_VALID_P): Allow '\''.
6770 (PREDICATE_CODES): Add entries for equality_comparison_operator,
6771 greater_comparison_operator and less_comparison_operator.
6772 * sh.c (print_operand): Add '\'' code. Make 'o' handle
6773 more operators.
6774 (equality_comparison_operator): New function.
6775 (greater_comparison_operator, less_comparison_operator): Likewise.
6776 * sh.md (beq_media_i): Disable generator function generation.
6777 Use match_operator to handle a whole class of comparisons. Add
6778 modifier in output template to provide branch prediction. Add type.
6779 (bgt_media_i, ble_media_i): Likewise. Allow zero operands.
6780 (bne_media_i, bge_media_i, bgtu_media_i, bgeu_media_i): Delete.
6781 (blt_media_i, bleu_media_i, bltu_media_i): Likewise.
6782 (bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Allow zero operands.
6783
957ec0f9
HPN		 67842002-07-07 Hans-Peter Nilsson <hp@bitrange.com>
6785
6786 Emit MMIX function prologue and epilogue as rtl.
6787 * config/mmix/mmix.md ("call"): Use mmix_get_hard_reg_initial_val,
6788 not unprototyped get_hard_reg_initial_val.
6789 ("call_value", "nonlocal_goto_receiver"): Ditto.
6790 ("return"): Make define_expand. Move real insn to...
6791 ("*expanded_return"): New pattern.
6792 ("prologue", "epilogue"): New define_expands.
6793 * config/mmix/mmix.h (MMIX_rO_REGNUM): New macro.
6794 (struct machine_function): New member in_prologue.
6795 (FIRST_PSEUDO_REGISTER): Adjust for including rO as register.
6796 (FIXED_REGISTERS, CALL_USED_REGISTERS): Ditto.
6797 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Ditto.
6798 (MMIX_GNU_ABI_REG_ALLOC_ORDER, REG_CLASS_CONTENTS): Ditto.
6799 (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Ditto.
6800 (LOCAL_REGNO): Define. Adjust comment.
6801 * config/mmix/mmix.c (MMIX_CFUN_NEEDS_SAVED_EH_RETURN_ADDRESS):
6802 Consider regs_ever_live[MMIX_rJ_REGNUM], not just
6803 leaf_function_p.
6804 (MMIX_OUTPUT_REGNO): Don't translate registers while outputting
6805 the prologue.
6806 (mmix_target_asm_function_prologue): Make static. Just mark that
6807 the prologue is being emitted. Move guts to...
6808 (mmix_expand_prologue): New function. Adjust for emitting
6809 prologue as rtl. For sizes, use HOST_WIDE_INT only.
6810 (mmix_target_asm_function_epilogue): Make static. Simply emit a
6811 \n. Move guts to...
6812 (mmix_expand_epilogue): New function. Adjust for emitting
6813 epilogue as rtl. For sizes, use HOST_WIDE_INT only.
6814 (mmix_target_asm_function_end_prologue): Mark that the prologue
6815 has ended.
6816 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
6817 (mmix_conditional_register_usage): Improve comments.
6818 (mmix_local_regno): New function.
6819 (mmix_emit_sp_add, mmix_get_hard_reg_initial_val): Ditto.
6820 * config/mmix/mmix-protos.h (mmix_local_regno): Prototype.
6821 (mmix_expand_prologue, mmix_expand_epilogue): Ditto.
6822 (mmix_get_hard_reg_initial_val): Ditto.
6823
7ab5c789
AJ		 68242002-07-06 Andreas Jaeger <aj@suse.de>
6825
6826 * toplev.c (set_fast_math_flags): Don't use ISO C style function
6827 definitions.
6828 * gengtype.c (open_base_files): Likewise.
6829 (close_output_files): Likewise.
6830 * tracer.c (find_best_predecessor): Likewise.
6831 (find_best_successor): Likewise.
6832 (ignore_bb_p): Likewise.
6833
df061a43
RS		 68342002-07-05 Roger Sayle <roger@eyesopen.com>
6835
6836 PR c++/7099
6837 * builtin-attrs.def: Define new attribute lists for use in
6838 builtins.def.
6839 * builtins.def [DEF_BUILTIN]: Modify to take an additional
6840 ATTRS argument, an enumerated value defined in builtin-attrs.def
6841 that represents the attribute list for the builtins. Modify
6842 all builtin functions to pass an appropriate attribute list.
6843 Specify "abort", "exit", "_exit" and "_Exit" builtins here with
6844 their required noreturn attributes.
6845 * tree.h (enum_builtin_function): Ignore the additional parameter
6846 to DEF_BUILTIN.
6847 * builtins.c (built_in_names): Likewise.
6848 * c-common.c: (builtin_function_2): Replace the "int noreturn_p"
6849 argument with a tree representing the functions attribute list.
6850 Pass this "attrs" argument to builtin_function. No longer handle
6851 the noreturn_p processing manually.
6852 (built_in_attributes): Move the definitions from builtin-attrs.def
6853 before c_common_nodes_and_builtins.
6854 (c_common_nodes_and_builtins): Handle the new ATTRS parameter in
6855 DEF_BUILTIN, passing it to both builtin_function and the changed
6856 builtin_function_2.
6857
6858 * doc/extend.texi: Document __builtin_abort, __builtin_exit,
6859 __builtin__exit and __builtin__Exit.
6860
e5eb8de8
SC		 68612002-07-05 Stephane Carrez <stcarrez@nerim.fr>
6862
6863 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Avoid allocating
6864 QI mode registers in soft registers.
7ab5c789 6865 ("zero_extendqihi2"): Do not take into account soft registers
e5eb8de8
SC		 6866 for register allocation (use '*' constraint).
6867
4c8aed14
SC		 68682002-07-05 Stephane Carrez <stcarrez@nerim.fr>
6869
6870 * config/m68hc11/m68hc11.md ("*ashlsi3"): Avoid saving y if we know
6871 it is dead.
6872 ("*ashrsi3"): Likewise.
6873 ("*lshrsi3"): Likewise.
6874
99ed68ea
VM		 68752002-07-05 Vladimir Makarov <vmakarov@redhat.com>
6876
6877 * genautomata.c (output_max_insn_queue_index_def): Take latencies
6878 into account.
6879
4c8aed14 68802002-07-05 Stephane Carrez <stcarrez@nerim.fr>
581fd392
SC		 6881
6882 * config/m68hc11/m68hc11.md (peephole2): New peephole2 to optimize
6883 address computation and memory moves.
6884
9833f679
MM		 68852002-07-03 Mark Mitchell <mark@codesourcery.com>
6886
6887 PR c++/6706
6888 * dwarfout.c (output_reg_number): Fix warning message.
6889 (output_bound_representation): Check SAVE_EXPR_RTL is not NULL
6890 before using it.
7ab5c789 6891
81bca2f5
RO		 68922002-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6893
6894 * gcc/gcc.c (asm_debug): Move initialization ...
6895 (init_spec): ... here.
6896
17f44f02
NS		 68972002-07-05 Nathan Sidwell <nathan@codesourcery.com>
6898
6899 * c-parse.in (extdef): Append ';'.
6900 (old_style_parm_decls): Append ';'.
6901
da77408f
DJ		 69022002-07-04 Daniel Jacobowitz <drow@mvista.com>
6903
6904 * configure.in: Correct typos: gcc_cv_as_gdwarf2_debug_flag to
6905 gcc_cv_as_gdwarf2_flag and gcc_cv_as_gstabs_debug_flag
6906 to gcc_cv_as_gstabs_flag.
6907 * configure: Rebuilt.
6908
ec52b446
GK		 69092002-07-04 Geoffrey Keating <geoffk@redhat.com>
6910
6911 * ggc.h (ggc_add_root): Document as obsolete.
6912
8721e3df
R		 6913Thu Jul 4 07:58:01 2002 J"orn Rennecke <joern.rennecke@superh.com>
6914
6915 * sh.md (mshfhi_b, mshflo_b, mshfhi_l, mshflo_l, mshfhi_w): Add DONE.
6916 (mshflo_w): Likewise.
6917
3767c0fd
R		 6918Thu Jul 4 07:36:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
6919
6920 * simplify-rtx.c (simplify_subreg): Reduce problem of finding
6921 vector mode subregs of constants to finding integer mode
6922 subregs of constants.
6923 * cse.c (cse_insn): Use simplify_gen_subreg.
6924 * convert.c (convert_to_integer): Don't strip a NOP_EXPR
6925 From a vector mode expression of different size than the
6926 target mode.
6927
4e314d1f
EC		 69282002-07-03 Eric Christopher <echristo@redhat.com>
6929
6930 * config/mips/linux.h: Add #undef for SUBTARGET_CPP_SPEC.
6931 * config/mips/mips.h: Remove deprecated -m<processor> options
6932 and cc1_cpu_spec associated.
6933 (CONSTANT_ADDRESS_P): Fix last patch.
6934 (ASM_DECLARE_FUNCTION_NAME): Declare. Fix comment.
6935 * config/mips/mips.md (bungt, bunge, sungt_df, sungt_sf, sunge_df,
6936 sunge_sf): Remove.
6937
6f0361e3
SS		 69382002-07-03 Stan Shebs <shebs@apple.com>
6939
6940 * config/darwin.h (APPLE_CC): Remove, not meaningful in FSF GCC.
6941 (STRINGIFY_THIS, REALLY_STRINGIFY): Remove.
6942 (CPP_SPEC): Remove insertion of APPLE_CC definition.
6943
3129af4c
RS		 69442002-07-03 Roger Sayle <roger@eyesopen.com>
6945
6946 * combine.c (struct_undo): Change types of recorded substitutions
6947 to be either "int" or "rtx", instead of "unsigned int" and "rtx".
6948 (do_SUBST_INT): Change types of the substitution from unsigned int
6949 to int, to avoid compilation warning from SUBST_INT's only caller.
6950
6951 (make_extraction): Add cast to avoid compilation warning.
6952 (force_to_mode): Remove cast to avoid compilation warning.
6953
c7375e61
EB		 69542002-07-03 Eric Botcazou <ebotcazou@multimania.com>
6955 Jeff Law <law@redhat.com>
6956
6957 * i386.md (length_immediate attribute): Fix typo.
6958 (length_address attribute): Likewise.
6959 (modrm attribute): Set it to 0 for immediate call instructions.
6960 (jcc_1 pattern): Set modrm attribute to 0.
6961 (jcc_2 pattern ): Likewise.
6962 (jump pattern): Likewise.
6963 (doloop_end_internal pattern): Explicitly set length.
6964 (leave pattern): Fix typo.
6965 (leave_rex64 pattern): Likewise.
6966
61c07d3c
DE		 69672002-07-03 David Edelsohn <edelsohn@gnu.org>
6968
6969 * config/rs6000/rs6000.md (fix_truncdfsi2_internal): Ignore DImode
6970 in FPR as preference.
6971 (fctiwz): Same.
6972 (floatdidf2, fix_truncdfdi2): Same.
6973 (floatdisf2, floatditf2, fix_trunctfdi2): Same.
6974 (floatditf2): Same.
6975 (floatsitf2, fix_trunctfsi2): SImode in GPR.
6976 (ctrdi): Remove FPR alternative and splitter.
6977
69782002-07-03 Will Cohen <wcohen@redhat.com>
77966be3
WC		 6979
6980 * config/i386/i386.c (x86_integer_DFmode_moves): Disable for PPro.
6981
34a80643
R		 6982Wed Jul 3 10:24:16 2002 J"orn Rennecke <joern.rennecke@superh.com>
6983
6984 * optabs.c (expand_vector_binop): Don't store using a SUBREG smaller
6985 than UNITS_PER_WORD, unless this is little endian and the first unit
6986 in this word. Let extract_bit_field decide how to load an element.
6987 Force arguments to matching mode.
6988 (expand_vector_unop): Likewise.
6989
6990 * simplify-rtx.c (simplify_subreg): Don't assume that all vectors
6991 consist of word_mode elements.
6992 * c-typeck.c (build_binary_op): Allow vector types for BIT_AND_EXPR,
6993 BIT_ANDTC_EXPR, BIT_IOR_EXPR and BIT_XOR_EXPR.
6994 (build_unary_op): Allow vector types for BIT_NOT_EPR.
6995 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg for
6996 CONST_VECTOR.
6997 * optabs.c (expand_vector_binop): Try to perform operation in
6998 smaller vector modes with same inner size. Add handling of AND, IOR
6999 and XOR. Reject expansion to inner-mode sized scalars when using
7000 OPTAB_DIRECT. Use simplify_gen_subreg on constants.
7001 (expand_vector_unop): Try to perform operation in smaller vector
7002 modes with same inner size. Add handling of one's complement.
7003 When there is no vector negate operation, try a vector subtract
7004 operation. Use simplify_gen_subreg on constants.
7005 * simplify-rtx.c (simplify_subreg): Add capability to convert vector
7006 constants into smaller vectors with same inner mode, and to
7007 integer CONST_DOUBLEs.
7008
622d3731
KG		 70092002-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7010
7011 * c-parse.in (parsing_iso_function_signature): New variable.
7012 (extdef_1): New, copied from...
7013 (extdef): ... here. Reset parsing_iso_function_signature.
7014 (old_style_parm_decls): Reset parsing_iso_function_signature.
7015 (old_style_parm_decls_1): New, copied from old_style_parm_decls.
7016 Warn about ISO C style function definitions.
7017 (nested_function, notype_nested_function): Reset
7018 parsing_iso_function_signature.
7019 (parmlist_2): Set parsing_iso_function_signature.
7020
7021 * doc/invoke.texi (-Wtraditional): Document new behavior.
7022
9bb46191
CD		 70232002-07-02 Chris Demetriou <cgd@broadcom.com>
7024
7025 * config.gcc (mips*el-*-*): Use tm_defines to set
7026 TARGET_ENDIAN_DEFAULT, rather than including mips/little.h.
7027 * config/mips/little.h: Remove.
7028
e1c2dd26 70292002-07-02 Devang Patel <dpatel@apple.com>
c40da518 7030
c40da518 7031 * objc/objc-act.c (adjust_type_for_id_default): Do not allow an
31e25abd
CD		 7032 object as parameter. Prevent something like 'NSObject' to be
7033 used as the type for a method argument.
c40da518 7034
0879540b
NB		 70352002-07-03 Neil Booth <neil@daikokuya.co.uk>
7036
7037 * cpptrad.c: Update comment.
7038
b6fb43ab 70392002-07-02 Neil Booth <neil@daikokuya.co.uk>
4e314d1f 7040
b6fb43ab
NB		 7041 * doc/cpp.texi: Update for traditional preprocessing changes.
7042 * goc/cppopts.texi: Similarly.
7043
c1c5187c
ZL		 70442002-07-02 Ziemowit Laski <zlaski@apple.com>
7045
7046 * c-parse.in (designator): Enable designated initializers if ObjC.
7047 (objcmessageexpr): Remove references to objc_receiver_context.
7048 * objc/objc-act.h (objc_receiver_context): Remove decl.
7049 * objc/objc-act.c (objc_receiver_context): Remove.
7050 (lookup_objc_ivar): Test objc_method_context instead of
7051 objc_receiver_context.
7052
52702ae1
R		 7053Tue Jul 2 18:45:45 2002 J"orn Rennecke <joern.rennecke@superh.com>
7054
7055 * sh.c (print_operand, case 'N'): Allow zero vector.
7056 (arith_reg_or_0_operand): Likewise.
7057 (zero_vec_operand): Check for CONST_VECTOR, not PARALLEL.
4e314d1f 7058 * sh.h (CONST_COSTS): 0 has 0 cost. Check OUTER_CODE for
52702ae1
R		 7059 IOR, XOR, PLUS and SET and take their respective constant
7060 ranges into account.
7061 (PREDICATE_CODES, arith_reg_or_0_operand): Can be CONST_VECTOR.
7062 * sh.md (subdi3, subdi3_media): Allow zero operand.
7063 (movv8qi_i+3): Only vector that is not split is the zero vector.
7064 Fix operand 3 to simplify_subreg.
7065 (movv2si_i): Split alternative 1.
7066 (mshfhi_l_di_rev+1): New splitter.
7067
49e7b251
NB		 70682002-07-02 Neil Booth <neil@daikokuya.co.uk>
7069
ba57a9c0 7070 PR preprocessor/7029
49e7b251
NB		 7071 * cppinit.c (cpp_handle_option): Suppress warnings with an
7072 implicit "-w" for "-M" and "-MM".
7073 * doc/cppopts.texi: Update.
7074
a3acdc0c
RS		 70752002-07-01 Roger Sayle <roger@eyesopen.com>
7076
7077 * config/sh/sh.c (sh_media_init_builtins): Change use of poisoned
7078 identifier "bzero" to "memset". Pass extra NULL_TREE argument to
7079 builtin_function.
7080
0b558962
AM		 70812002-07-02 Alan Modra <amodra@bigpond.net.au>
7082
7083 * README.Portability: Fix typos.
7084
9a81c5b7
HPN		 70852002-07-01 Hans-Peter Nilsson <hp@axis.com>
7086
7087 PR target/7177
7088 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Correct number
7089 of indirections for register inside sign-extended mem part.
7090
6a2dd09a
RS		 70912002-07-01 Roger Sayle <roger@eyesopen.com>
7092
7093 * tree.h: Modify builtin_function interface to take an extra
7094 argument ATTRS, which is a tree representing an attribute list.
7095
7096 * c-decl.c (builtin_function): Accept additional parameter.
7097 * objc/objc-act.c (builtin_function): Likewise.
7098 * f/com.c (builtin_function): Likewise.
7099 * java/decl.c (builtin_function): Likewise.
7100 * ada/utils.c (builtin_function): Likewise.
7101 * cp/decl.c (builtin_function): Likewise.
7102 (builtin_function_1): Likewise.
7103
7104 * c-common.c (c_common_nodes_and_builtins): Pass an additional
7105 NULL_TREE argument to builtin_function. (builtin_function_2):
7106 Likewise.
7107 * cp/call.c (build_java_interface_fn_ref): Likewise.
7108 * objc/objc-act.c (synth_module_prologue): Likewise.
7109 * java/decl.c (java_init_decl_processing): Likewise.
7110 * f/com.c (ffe_com_init_0): Likewise.
7111
7112 * config/alpha/alpha.c (alpha_init_builtins): Pass an additional
7113 NULL_TREE argument to builtin_function.
7114 * config/arm/arm.c (def_builtin): Likewise.
7115 * config/c4x/c4x.c (c4x_init_builtins): Likewise.
7116 * config/i386/i386.c (def_builtin): Likewise.
7117 * config/ia64/ia64.c (def_builtin): Likewise.
7118 * config/rs6000/rs6000.c (def_builtin): Likewise.
7119
e20569ae
ZW		 71202002-07-01 Zack Weinberg <zack@codesourcery.com>
7121
7122 * config/ip2k/t-ip2k: Remove LIBGCC1, CROSS_LIBGCC1, and LIBGCC1_TEST.
7123 * config/mips/t-isa3264: Likewise.
7124 * config/mmix/t-mmix: Likewise.
7125
f1b690f1
JDA		 71262002-07-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7127
7128 * emit-rtl.c (init_emit_once): Add missing cast to HOST_WIDE_INT.
7129
6bfa5aac
RS		 71302002-07-01 Roger Sayle <roger@eyesopen.com>
7131
7132 PR opt/4046
7133 * fold-const.c (fold) [COND_EXPR]: Simplify A ? 0 : 1 to !A,
7134 A ? B : 0 to A && B and A ? B : 1 into !A || B if both A and
7135 B are truth values.
7136
9a5c1b9d
NN		 71372002-07-01 Nathanael Nerode <neroden@gcc.gnu.org>
7138
7139 * config/mmix/t-mmix: Eliminate last reference to LIBGCC1_TEST.
7140
d3fc4dbc
MK		 71412002-07-01 Matt Kraai <kraai@alumni.cmu.edu>
7142
3b2124df
MK		 7143 * README.Portability (Function prototypes): Give an example of
7144 declaring and defining a function with no arguments.
7145
d3fc4dbc
MK		 7146 * README.Portability (Function prototypes): Document new
7147 variable-argument function macros.
7148
c1b92d09
R		 7149Mon Jul 1 19:55:17 2002 J"orn Rennecke <joern.rennecke@superh.com>
7150
7151 * sh.c (langhooks.h): Include.
7152 (sh_init_builtins, sh_media_init_builtins): New functions.
7153 (sh_expand_builtin, arith_reg_dest,and_operand): Likewise.
7154 (mextr_bit_offset, extend_reg_operand, zero_vec_operand): Likewise.
7155 (sh_rep_vec, sh_1el_vec, sh_const_vec): Likewise.
7156 (builtin_description): New struct tag.
7157 (signature_args, bdesc): New arrays.
7158 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Undef / define.
7159 (print_operand): Add 'N' modifier.
7160 * sh.h (VECTOR_MODE_SUPPORTED_P): Add SHmedia vector modes.
7161 (EXTRA_CONSTRAINT_U, EXTRA_CONSTRAINT_W): New macros.
7162 (EXTRA_CONSTRAINT): Add 'U' and 'W' cases.
7163 (CONST_COSTS): Add special case for SHmedia AND.
7164 (PREDICATE_CODES): Add and_operand, arith_reg_dest,
7165 extend_reg_operand, extend_reg_or_0_operand, mextr_bit_offset,
7166 sh_const_vec, sh_1el_vec, sh_rep_vec, zero_vec_operand.
7167 target_operand can also be const or unspec.
7168 * sh.md (UNSPEC_INIT_TRAMP, UNSPEC_FCOSA UNSPEC_FSRRA): New constants.
7169 (UNSPEC_FSINA, UNSPEC_NSB, UNSPEC_ALLOCO): Likewise.
7170 (attribute type): Add new types.
7171 (anddi3): Add splitter.
7172 (movdi_const_16bit+1): Add code to handle vector constants and
7173 bitmasks efficiently.
7174 (shori_media): Have generator function made.
7175 (movv8qi, movv8qi_i, movv8qi_i+1, movv8qi_i+2): New patterns.
7176 (movv8qi_i+3, movv2hi, movv2hi_i, movv4hi, movv4hi_i): Likewise.
7177 (movv2si, movv2si_i, absv2si2, absv4hi2, addv2si3, addv4hi3): Likewise.
7178 (ssaddv2si3, usaddv8qi3, ssaddv4hi3, negcmpeqv8qi): Likewise.
7179 (negcmpeqv2si, negcmpeqv4hi, negcmpgtuv8qi, negcmpgtv2si): Likewise.
7180 (negcmpgtv4hi, mcmv, mcnvs_lw, mcnvs_wb, mcnvs_wub): Likewise.
7181 (mextr_rl, mextr_lr, mextr1, mextr2, mextr3, mextr4, mextr5): Likewise.
7182 (mextr6, mextr7, mmacfx_wl, mmacfx_wl_i, mmacnfx_wl): Likewise.
7183 (mmacnfx_wl_i, mulv2si3, mulv4hi3, mmulfx_l, mmulfx_w): Likewise.
7184 (mmulfxrp_w, mmulhi_wl, mmullo_wl, mmul23_wl, mmul01_wl): Likewise.
7185 (mmulsum_wq, mmulsum_wq_i, mperm_w, mperm_w_little): LIkewise.
7186 (mperm_w_big, mperm_w0, msad_ubq, msad_ubq_i, mshalds_l): Likewise.
7187 (mshalds_w, ashrv2si3, ashrv4hi3, mshards_q, mshfhi_b): Likewise.
7188 (mshflo_b, mshf4_b, mshf0_b, mshfhi_l, mshflo_l, mshf4_l): Likewsie.
7189 (mshf0_l, mshfhi_w, mshflo_w, mshf4_w, mshf0_w, mshfhi_l_di): Likewise.
7190 (mshfhi_l_di_rev, mshflo_l_di, mshflo_l_di_rev): Likewise.
7191 (mshflo_l_di_x, mshflo_l_di_x_rev, ashlv2si3, ashlv4hi3): Likewise.
7192 (lshrv2si3, lshrv4hi3, subv2si3, subv4hi3, sssubv2si3): Likewise.
7193 (ussubv8qi3, sssubv4hi3, fcosa_s, fsina_s, fipr, fsrra_s): Likewise.
7194 (ftrv): Likewise.
7195
7196 (fpu_switch+1, fpu_switch+2): Remove constraint.
7197
97ebc06f
AH		 71982002-07-01 Aldy Hernandez <aldyh@redhat.com>
7199
6c535c69
ZW		 7200 * tree.c (build_function_type_list): Update function comment.
7201 Rename first argument to return_type.
97ebc06f 7202
353a10d0
NB		 72032002-07-01 Neil Booth <neil@daikokuya.co.uk>
7204
7205 * Makefile.in: Remove all trace of tradcpp.c, tradcpp.h,
7206 tradcif.y and related files.
7207
e34cabb3
NB		 72082002-07-01 Neil Booth <neil@daikokuya.co.uk>
7209
7210 * cpptrad.c (skip_whitespace): Pass pointer to prior char.
7211
8bf3ccbb
KG		 72122002-07-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7213
7214 * mips.h (FUNCTION_ARG_REGNO_P): Fix parentheses.
7215
118f8dc1
DP		 72162002-06-30 Devang Patel <dpatel@apple.com>
7217
7218 * objc/objc-act.c (finish_file): Avoid finish_objc() if
7219 -fsyntax-only.
7220
e3223ea2
DC		 7221Fri Jun 28 17:22:37 2002 Denis Chertykov <denisc@overta.ru>
7222 Frank Ch. Eigler <fche@redhat.com>
6c535c69 7223 Matthew Green <mrg@redhat.com>
e3223ea2
DC		 7224 Richard Henderson <rtl@redhat.com>
7225 Dave Hudson <dave.hudson@ubicom.com>
7226 Jeff Johnston <jjohnstn@redhat.com>
7227 Alan Lehotsky <apl@alum.mit.edu>
7228 Bernd Schmidt <bernds@redhat.com>
7229 Graham Stott <grahams@redhat.com>
4e314d1f 7230
e3223ea2
DC		 7231 * doc/extend.texi: Add ip2k port to description of attribute
7232 naked.
7233 * doc/install.texi (Specific): Add ip2k description.
7234 * doc/install-old.texi (Configurations): Add ip2k to possible
7235 cpu types.
7236 * doc/md.texi: Document ip2k constraints.
7237 * config/ip2k/crt0.S: New file.
7238 * config/ip2k/ip2k-protos.h: New file.
7239 * config/ip2k/ip2k.c: New file.
7240 * config/ip2k/ip2k.h: New file.
7241 * config/ip2k/ip2k.md: New file.
7242 * config/ip2k/libgcc.S: New file.
7243 * config/ip2k/t-ip2k: New file.
7244
66b8c57f
HPN		 72452002-06-30 Hans-Peter Nilsson <hp@bitrange.com>
7246
7247 * config/mmix/mmix.md ("return"): New pattern.
7248 * config/mmix/mmix.h (TARGET_MASK_USE_RETURN_INSN)
7249 (TARGET_USE_RETURN_INSN): New macros.
7250 (TARGET_DEFAULT): Include TARGET_MASK_USE_RETURN_INSN.
7251 (TARGET_SWITCHES): Add -msingle-exit and -mno-single-exit.
7252 * config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Fix spacing.
7253 (MMIX_POP_ARGUMENT): New macro.
7254 (mmix_target_asm_function_prologue): When no epilogue is executed,
7255 just emit a blank line. Use MMIX_POP_ARGUMENT with final POP insn.
7256 (mmix_print_operand) <case '.'>: New case.
7257 (mmix_print_operand_punct_valid_p): Match '.'.
7258 (mmix_use_simple_return): New function.
7259 * config/mmix/mmix-protos.h (mmix_use_simple_return): Prototype.
7260 * doc/invoke.texi (Option Summary) <MMIX Summary>: Add
7261 -msingle-exit, -mno-single-exit.
7262 (MMIX Options): Ditto.
7263
e7a60f56
AH		 72642002-06-30 Aldy Hernandez <aldyh@redhat.com>
7265
6c535c69 7266 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Fix typos.
e7a60f56 7267
1ef7d32b
KG		 72682002-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7269
7270 * gengtype.c (oprintf): Move VA_CLOSE after all fixedarg uses.
7271
c8b64bf2
AM		 72722002-06-30 Alan Modra <amodra@bigpond.net.au>
7273
7274 * unroll.c (loop_iterations): Handle EQ loops.
7275
35aba846
DE		 72762002-06-29 David Edelsohn <edelsohn@gnu.org>
7277
7278 * config/rs6000/rs6000.md (ctrdi): Allocate pseudo for FPR
7279 constraint in define_expand, not splitter.
7280 Formatting.
7281
b4de2f7d
AH		 72822002-06-29 Aldy Hernandez <aldyh@redhat.com>
7283
6c535c69
ZW		 7284 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
7285 build_function_type_list instead of build_function_type.
b4de2f7d 7286
6c535c69 7287 * config/ia64/ia64.c (ia64_init_builtins): Same.
b4de2f7d 7288
6c535c69 7289 * config/alpha/alpha.c (alpha_init_builtins): Same.
b4de2f7d 7290
6c535c69 7291 * config/rs6000/rs6000.c (altivec_init_builtins): Same.
b4de2f7d 7292
6c535c69 7293 * config/arm/arm.c (arm_init_builtins): Same.
b4de2f7d 7294
6c535c69 7295 * tree.h: Add build_function_type_list prototype.
b4de2f7d 7296
6c535c69 7297 * tree.c (build_function_type_list): New.
b4de2f7d 7298
1691051f
KG		 72992002-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7300
7301 * collect2.c (scan_prog_file): Fix typo in message.
7302
7bfb14f1
AL		 73032002-06-28 Aaron Lehmann <aaronl@vitelus.com>
7304
6c535c69 7305 * fold-cont.c: Remove unused CHARMASK.
7bfb14f1 7306
38800fe8
NB		 73072002-06-29 Neil Booth <neil@daikokuya.co.uk>
7308
7309 PR preprocessor/7150
7310 * cppmain.c (scan_translation_unit_trad): Simplify.
590e1987 7311 * cppmacro.c (cpp_scan_nooutput): Handle traditional case.
38800fe8 7312
f60ed6be
NB		 73132002-06-29 Neil Booth <neil@daikokuya.demon.co.uk>
7314
7315 * config/i386/crtdll.h: Define EXTRA_OS_CPP_BUILTINS.
7316 Don't use CPP_PREDEFINES.
7317 * config/i386/cygwin.h (EXTRA_OS_CPP_BUILTINS): New.
7318 Used TARGET_OS_CPP_BUILTINS in preference to CPP_PREDEFINES.
7319 * config/i386/djgpp.h, config/i386/i386-coff.h,
7320 config/i386/i386-interix.h, config/i386/i386-interix3.h,
7321 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mingw32.h,
7322 config/i386/openbsd.h, config/i386/ptx4-i.h, config/i386/sysv3.h,
7323 config/i386/uwin.h: Similarly.
7324
76118c11
HB		 73252002-06-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7326
6c535c69 7327 * c4x.h: (TARGET_CPU_CPP_BUILTINS): Check flag_inline_functions and
76118c11
HB		 7328 flag_inline_trees to enable inlining.
7329
9137b119
PE		 73302002-06-28 Phil Edwards <pme@gcc.gnu.org>
7331
7332 * configure.in (gcc_gxx_include_dir): Change to match versioned
7333 C++ headers if --enable-version-specific-runtime-libs is used.
7334 * configure: Regenerate.
7335
6bdb8dd6
JH		 73362002-06-28 Jan Hubicka <jh@suse.cz>
7337
7338 * gcse.c (gcse_emit_move_after): Use gen_move_insn to produce the move.
7339
f1b1186f
SC		 73402002-06-28 Stephen Clarke <stephen.clarke@superh.com>
7341
7342 * combine.c (combine_simplify_rtx): Pass the mode of the
7343 shift count, not the shift operation when trying to simplify
7344 a shift on a SHIFT_COUNT_TRUNCATED target.
7345
ae9bd481
SC		 73462002-06-28 Stephane Carrez <stcarrez@nerim.fr>
7347
7348 * config/m68hc11/m68hc11.md ("*addsi3"): Use 'o' constraint to
7349 avoid the auto increment addressing modes.
7350 ("*subsi3"): Likewise.
4e314d1f 7351 (split for add/sub on address): For 68HC12 push the value on
ae9bd481
SC		 7352 the stack and do the operation with a pop.
7353
1d63a28a
NB		 73542002-06-28 Neil Booth <neil@daikokuya.co.uk>
7355
7356 * cpplib.c (_cpp_handle_directive): Move #define-specific
7357 code to the #define handler...
7358 (do_define): ...here.
7359 (lex_macro_node): No longer a need to check for comments here.
7360
4caff360
SC		 73612002-06-28 Stephane Carrez <stcarrez@nerim.fr>
7362
7363 * config/m68hc11/m68hc11.h (OPTIMIZATION_OPTIONS): Define.
7364 * config/m68hc11/m68hc11-protos.h (m68hc11_optimization_options):
7365 Declare.
7366 * config/m68hc11/m68hc11.c (m68hc11_optimization_options): New,
7367 do not reorder basic blocks at the end when optimizing for size.
7368
2cc21497
SC		 73692002-06-28 Stephane Carrez <stcarrez@nerim.fr>
7370
7371 * config/m68hc11/m68hc11.c (autoinc_mode): New function.
7372 (m68hc11_make_autoinc_notes): New function.
7373 (m68hc11_split_move): Be very cautious when spliting a move with
7374 auto increment/decrement modes because this may result in incompatible
7375 directions; add REG_INC notes to the resulting insn for CSE reg.
7376
3cdd2821
SC		 73772002-06-28 Stephane Carrez <Stephane.Carrez@nerim.fr>
7378
7379 * config/m68hc11/m68hc11.c (register_indirect_p): For 68HC12 a constant
7380 can be a valid address.
7381
e6a82e80
AH		 73822002-06-28 Aldy Hernandez <aldyh@redhat.com>
7383
6c535c69
ZW		 7384 * config/rs6000/rs6000.c: Remove unusued variables from last
7385 patch.
e6a82e80 7386
a7ae18e2
AH		 73872002-06-27 Aldy Hernandez <aldyh@redhat.com>
7388
7389 Revert:
6c535c69
ZW		 7390 * config/rs6000/rs6000.c (rs6000_override_options): Move
7391 *SUBTARGET_OVERRIDE_OPTIONS before the -m options.
a7ae18e2 7392
3a9b8c7e
AH		 73932002-06-27 Aldy Hernandez <aldyh@redhat.com>
7394
6c535c69
ZW		 7395 * config/rs6000/rs6000.c (altivec_expand_builtin): Move
7396 lvx/stv/dst builtins...
7397 (altivec_expand_ld_builtin): ...to here.
7398 (altivec_expand_st_builtin): ...here.
7399 (altivec_expand_dst_builtin): ...and here (respectively).
3a9b8c7e 7400
5f9dc214
BW		 74012002-06-28 Bob Wilson <bob.wilson@acm.org>
7402
7403 * config/xtensa/xtensa.h (RETURN_IN_MEMORY): Update comment.
7404
53501a19
BS		 74052001-06-08 Bernd Schmidt <bernds@redhat.com>
7406
7407 * emit-rtl.c (gen_lowpart_common): Don't create paradoxical FLOAT_MODE
7408 subregs.
7409 * recog.c (general_operand, register_operand): Disallow them.
7410
d1a58688
NB		 74112002-06-28 Neil Booth <neil@daikokuya.co.uk>
7412
7413 PR preprocessor/7138
7414 * cpplib.c (_cpp_handle_directive): Do traditional
7415 preparation after setting state.angled_headers.
7416 * cpptrad.c (scan_out_logical_line): Fix potential
7417 quote bug.
7418
55c1c60d
AH		 74192002-06-27 Aldy Hernandez <aldyh@redhat.com>
7420
6c535c69
ZW		 7421 * config/rs6000/rs6000.c (rs6000_override_options): Move
7422 *SUBTARGET_OVERRIDE_OPTIONS before the -m options.
55c1c60d 7423
3219c65b
BW		 74242002-06-27 Bob Wilson <bob.wilson@acm.org>
7425
7426 * config/xtensa/xtensa.md: Give "*xxx" names to all unnamed insn's.
7427 (*lsiu, *ssiu, movstrsi_internal, zero_cost_loop_start,
7428 zero_cost_loop_end): Remove unnecessary "parallel" from insns.
7429
c8f863fc
RS		 74302002-06-27 Roger Sayle <roger@eyesopen.com>
7431
7432 * config/d30v/d30v.h: Remove commented out STACK_REGS #defines.
7433 * config/stormy16/stormy16.h: Likewise.
7434
7435 * config/stormy16/stormy16.h (CUMULATIVE_ARGS): Replace typedef
7436 with #define.
7437
8d5362b7
GP		 74382002-06-26 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7439
7440 * doc/install.texi (Binaries): Add Sinix/Reliant Unix. Move
7441 Hitachi entry. Make punctuation more consistent.
7442
57694e40
MK		 74432002-06-27 Matt Kraai <kraai@alumni.cmu.edu>
7444
7445 * doc/install.texi: Change ` bit' to `-bit'.
7446 * doc/md.texi: Change `-bits' to `-bit'.
7447 * doc/tm.texi: Change `-bits' to ` bits'.
7448
c635a1ec
DB		 74492002-06-27 Daniel Berlin <dberlin@dberlin.org>
7450
7451 * gcse.c (hoist_code): Rewrite to only get list of dominated
4e314d1f 7452 blocks once per BB. Also fix reversed test (by removing need for
c635a1ec
DB		 7453 the test at all).
7454
951a0766
NB		 74552002-06-27 Neil Booth <neil@daikokuya.co.uk>
7456
7457 * cpphash.h (_cpp_set_trad_context): Remove.
7458 * cpplib.c (prepare_directive_trad): Do nothing for #define.
7459 (cpp_push_buffer, _cpp_pop_buffer): Don't call _cpp_set_trad_context.
7460 * cpptrad.c: Update comments.
7461 (_cpp_read_logical_line_trad): Let scan_logical_line handle
7462 updating the current context.
7463 (scan_logical_line): Update the current context.
7464 (_cpp_create_trad_definition): Similarly.
7465 (_cpp_set_trad_context): Remove.
7466
06470238
NB		 74672002-06-27 Neil Booth <neil@daikokuya.co.uk>
7468
7469 PR preprocessor/7070
7470 * c-lex.c (cb_def_pragma): Don't try to spell CPP_EOF.
7471
0c14a54d
BW		 74722002-06-26 Bob Wilson <bob.wilson@acm.org>
7473
7474 * config/xtensa/xtensa-protos.h (xtensa_return_addr): Declare.
7475 config/xtensa/xtensa.c (xtensa_return_addr): New function.
7476 config/xtensa/xtensa.h (RETURN_ADDR_RTX): Use xtensa_return_addr.
7477 config/xtensa/xtensa.md (fix_return_addr): New pattern.
7478
e9873fd5
KG		 74792002-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7480
7481 * mips.c (coprocessor_operand, coprocessor2_operand,
7482 symbolic_operand): Move prototypes from here...
7483 * mips-protos.h (coprocessor_operand, coprocessor2_operand,
7484 symbolic_operand): ...to here.
7485
650e8d05
R		 7486Wed Jun 26 16:32:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
7487
7488 * config/sh/crt1.asm: remove _stack label definition
7489 and sentinel value.
7490
c7836bcd
KG		 74912002-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7492
7493 * varasm.c: Include real.h before output.h.
7494
6e1f54e2
AH		 74952002-06-26 Aldy Hernandez <aldyh@redhat.com>
7496
6c535c69
ZW		 7497 * config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Revert change to
7498 check for TARGET_ALTIVEC.
6e1f54e2 7499
18fbcbcf
NN		 75002002-06-26 Nathanael Nerode <neroden@gcc.gnu.org>
7501
7502 * config.gcc (vax-*-vms*): Make obselete.
7503
09bed167
KG		 75042002-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7505
7506 * gcc.c (warn_std): Delete.
7507
8254cb45
LR		 75082002-06-25 Loren J. Rittle <ljrittle@acm.org>
7509
7510 * doc/extend.texi: Fix formatting of last checkin.
7511
f9ee10ab
RO		 75122002-06-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7513
7514 * config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Remove leading
7515 underscore from __IEEE_FP and __IEEE_FP_INEXACT.
7516
90989b26
AH		 75172002-06-25 Aldy Hernandez <aldyh@redhat.com>
7518
6c535c69
ZW		 7519 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7520 discrepancies from motorola's documentation.
90989b26 7521
9881adff
R		 7522Tue Jun 25 21:51:13 2002 J"orn Rennecke <joern.rennecke@superh.com>
7523
7524 * optabs.c (expand_vector_binop, expand_vector_unop): Don't assume
7525 GET_MODE_UNIT_SIZE (mode) == UNITS_PER_WORD.
4de1b7a9 7526
4e314d1f 7527 * config/sh/lib1funcs.asm (udivdi3): Make first divide step
4de1b7a9
R		 7528 produce a 32 bit result before normalization, then normalize with a
7529 left shift. Compute approximative error of 2nd reciprocal
7530 approximation in 2's complement. Fix mask generation from upper
7531 longword of second divide stage result.
7532 For large divisor, fix shift count used to truncate first stage
7533 divide result; make decision if to adjust upwards based on comparison
7534 of higher parts of normalized values.
7535 (udivdi): Likewise. Undo normalization of result for large divisor
7536 case.
7537
16b46035
DM		 75382002-06-25 David S. Miller <davem@redhat.com>
7539
7540 * config/sparc/sparc.md: Change \\{t,n} to \{t,n}.
7541
0c6db544
NB		 75422002-06-25 Neil Booth <neil@daikokuya.co.uk>
7543
7544 * cpplib.c (do_include_common): Revert to correct line number
7545 if -traditional.
7546 * cpptrad.c (scan_out_logical_line): Treat null directive as
7547 white space. Invlidate MI optimization for non-whitespace
7548 text outside a directive.
7549
eef709c7
KG		 75502002-06-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7551
b41e09a7
KG		 7552 * Makefile.in (SHELL): Set to @SHELL@.
7553 * fixinc/Makefile.in (SHELL): Likewise.
7554
eef709c7
KG		 7555 * mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2,
7556 fixuns_truncsfsi2, fixuns_truncsfdi2): Avoid automatic aggregate
7557 initialization.
7558
b0ac73f8
JL		 75592002-06-24 Jeff Law <law@redhat.com>
7560
7561 * flow.c (propagate_one_insn): When removing an insn
7562 with a REG_LIBCALL note but not the entire libcall sequence,
7563 delete the associated REG_RETVAL note.
7564
9e96203d
R		 7565Mon Jun 24 21:05:09 2002 J"orn Rennecke <joern.rennecke@superh.com>
7566
7567 * lib1funcs.asm (sdivsi3): Add optimized SH64 implementations.
7568 (udivsi3): Likewise. Rewrite SH1 implementation.
7569 (udivdi3, divdi3, umoddi3, moddi3): New SHmedia functions.
7570 * sh.md (R20_REG, R21_REG, R22_REG, R23_REG, FR23_REG): New constants.
7571 (udivsi3_i1_media, divsi3_i1_media): Fix clobber list.
7572 * config/sh/t-sh64 (LIB1ASMFUNCS): (_udivdi3, _divdi3, _umoddi3): Add.
7573 (_moddi3): Likewise.
7574
7575 * lib1funcs.asm (ic_invalidate): Add data cache line writeback.
87912be7
R		 7576
7577 * sh.h (FUNCTION_ARG_ADVANCE): Take SHCOMPACT_FORCE_ON_STACK
7578 arguments into account for stack_regs.
7579
0d893a63
MK		 75802002-06-24 Matt Kraai <kraai@alumni.cmu.edu>
7581
7582 * doc/extend.texi: Change `@dots{}' to `/* @r{@dots{}} */'
7583 in examples.
4e314d1f 7584
04a5176a
AH		 75852002-06-24 Art Haas <ahaas@neosoft.com>
7586
7587 * doc/extend.texi (Other Builtins): Change `...' to `@dots{}'.
7588 * doc/tm.texi (Frame Layout): Likewise.
7589
cad61762 75902002-06-20 Steve Ellcey <sje@cup.hp.com>
ec52b446 7591
cad61762
SE		 7592 * gcc/config.gcc (ia64*-*-hpux*): Set use_collect2 to no.
7593 Set float_format to i128.
7594
556a56ac
DM		 75952002-06-24 David S. Miller <davem@redhat.com>
7596
7597 * config/sparc/sparc.c (INIT_TARGET_OPTABS): If ARCH64, set the
7598 32-bit ABI libfuncs to NULL.
7599
563facba
DM		 7600 * config/sparc/sparc.md: Use define_insn_and_split. Use braced
7601 strings instead of quoted strings for code blocks.
b776892b 7602
556a56ac
DM		 7603 * expmed.c (expand_divmod): Do not set optab1/optab2 to the shift
7604 optabs if op1 is const0_rtx.
7605
a8106207
DM		 7606 * Makefile.in (GTFILES): Add basic-block.h
7607 * basic-block.h (label_value_list, tail_recursion_label_list):
7608 Mark with GTY.
7609
2c088b53
NB		 76102002-06-24 Neil Booth <neil@daikokuya.co.uk>
7611
7612 * cpptrad.c (scan_out_logical_line): Check recursing only when
7613 we know we have a macro invocation in the function-like case.
7614 Only call _cpp_handle_directive if we know we have a good
7615 directive, or we want to reject a bad directive.
7616
0228d06b
AM		 76172002-06-24 Alan Modra <amodra@bigpond.net.au>
7618
7619 * doloop.c (doloop_valid_p): Correct comment.
7620 (doloop_modify_runtime <abs_inc != 1>): Simplify.
7621 (doloop_modify_runtime <do-while>): Don't emit code when NE.
7622
2f9021d3
DC		 7623Thu Jun 20 00:26:53 2002 Denis Chertykov <denisc@overta.ru>
7624
7625 * config.gcc: Add support for ip2k.
7626
bc9c2952 76272002-06-23 Jan Hubicka <jh@suse.cz>
f81a79ef
JH		 7628 Jeff Law <law@redhat.com>
7629
7630 * function.h (struct emit_status): Clarify potential contents
7631 of regno_reg_rtx array.
7632 * integrate.c (copy_rtx_and_substitute): Update comments. Make
7633 sure entry in regno_reg_rtx is a REG before checking REG_POINTER.
bc9c2952
AJ		 7634
7635 * reg-stack.c (convert_regs_exit): Push the registers to stack in
7636 proper order.
7637
faa964e5
UW		 76382002-06-22 Ulrich Weigand <uweigand@de.ibm.com>
7639
7640 PR middle-end/6963
7641 * function.c (assign_stack_temp_for_type): Do not return
7642 the same MEM rtx for multiple uses of a stack slot.
7643
7ae3e57c
DM		 76442002-06-22 David S. Miller <davem@redhat.com>
7645
7646 PR target/6841 target/6770 target/6719
7647 * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Return
7648 NO_REGS for constant X when CLASS is GENERAL_OR_FP_REGS or
7649 GENERAL_OR_EXTRA_FP_REGS.
7650
847c76c8
NB		 76512002-06-22 Neil Booth <neil@daikokuya.co.uk>
7652
7653 * cpptrad.c (struct fun_macro): Add line number.
7654 (scan_out_logical_line): Set it, and use it to report unterminated
7655 macro invocations.
7656
813674e0
KG		 76572002-06-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7658
7659 * genautomata.c (copy_node, VLA_PTR_CREATE, VLA_PTR_EXPAND,
7660 VLA_PTR_ADD, VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD,
7661 DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL, DECL_PRESENCE,
7662 DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV, REGEXP_UNIT,
7663 REGEXP_RESERV, REGEXP_SEQUENCE, REGEXP_REPEAT, REGEXP_ALLOF,
7664 REGEXP_ONEOF, check_name): Const-ify.
7665
23361093
MT		 76662002-06-21 Matt Thomas <matt@3am-software.com>
7667
7668 * config/vax/vax.c (vax_output_function_prologue): Use
bc9c2952 7669 REGISTER_PREFIX. Fix some indentation.
23361093
MT		 7670 * config/vax/vax.h (FUNCTION_PROFILER): Use reg_names[].
7671 (VAX_ISTREAM_SYNC): Define.
7672 (INITIALIZE_TRAMPOLINE): Use VAX_ISTREAM_SYNC. Move the
bc9c2952
AJ		 7673 i-stream sync to the end.
7674 (REGISTER_PREFIX): Define as "".
23361093
MT		 7675 (ASM_OUTPUT_MI_THUNK): Use REGISTER_PREFIX.
7676
1c655a0d
JT		 76772002-06-21 Jason Thorpe <thorpej@wasabisystems.com>
7678
7679 * config.gcc (ns32k-*-netbsd*): Remove from list of obsolete
7680 configurations.
7681
3e16bfe2
KG		 76822002-06-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7683
7684 * tree.c (tree_node_kind, tree_node_counts, tree_node_sizes,
7685 tree_node_kind_names): Wrap in GATHER_STATISTICS macro.
7686
6b0760fd
MT		 76872002-06-21 Matt Thomas <matt@3am-software.com>
7688
7689 * config/vax/netbsd.h: Adjust a comment.
7690 (TARGET_DEFAULT): Redefine as 0.
7691
31a78298
RH		 76922002-06-21 Richard Henderson <rth@redhat.com>
7693
7694 * bb-reorder.c (make_reorder_chain_1): Search harder for the
bc9c2952
AJ		 7695 vax casesi fallthru edge.
7696 * cfglayout.c (cleanup_unconditional_jumps): Use
31a78298
RH		 7697 redirect_edge_succ_nodup. Do not delete ADDR_VEC insns as dead.
7698 * cfgrtl.c (force_nonfallthru_and_redirect): Place redirection
7699 block after ADDR_VEC.
7700
d8bf1785
RO		 77012002-06-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7702
7703 * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
7704
00b94a44
NB		 77052002-06-21 Neil Booth <neil@daikokuya.co.uk>
7706
7707 * cpperror.c (cpp_error): For traditional CPP, default to
7708 diagnostics on pfile->line.
7709 * cpplib.c (prepare_directive_trad): Set line number for
7710 diagnostics for #define too.
7711 * cpptrad.c (skip_whitespace): Skip comments properly.
7712 (_cpp_expansions_different_trad): Initialize quote2.
7713
c583c5c3
HPN		 77142002-06-21 Hans-Peter Nilsson <hp@bitrange.com>
7715
7716 * config/mmix/mmix.md: Change GNU CC to GCC in file header comment.
7717 * config/mmix/mmix.h: Ditto.
7718 * config/mmix/mmix-protos.h: Ditto.
7719 * config/mmix/mmix.c: Ditto. Fix typo in comment.
7720 * config/mmix/mmix-modes.def: Change GNU CC to GCC in file header
7721 comment. Comment extra CC modes.
7722
1292ec0c
JH		 77232002-06-20 Jan Hubicka <jh@suse.cz>
7724
7725 * cfglayout.c (scope_to_insns_initialize): Call set_block_levels.
7726 (scope_to_insns_finalize): Do not call set_block_levels; handle
7727 sequences.
7728 (choose_inner_scope): New.
7729 * rtl.h (choose_inner_scope): Declare.
7730
0f8e3849
JDA		 77312002-06-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7732
7733 * pa-protos.h (pa_asm_output_mi_thunk): Change third argument to
7734 HOST_WIDE_INT.
7735 * pa.c (pa_asm_output_mi_thunk): Likewise.
7736 (n_deferred_plabels): Change type to size_t.
7737 (output_deferred_plabels, output_call): Use size_t instead of int.
7738
0655301f
RH		 77392002-06-20 Richard Henderson <rth@redhat.com>
7740
7741 PR target/4041
7742 * config/m68k/m68k.md (zero_extendsidi2): Create expander; duplicate
7743 pattern and adjust constraints for coldfire.
7744
2b3aadfc
RH		 77452002-06-20 Richard Henderson <rth@redhat.com>
7746
7747 * explow.c (probe_stack_range): Use gen_rtx_fmt_ee.
7748
5c44e275
CD		 77492002-06-20 Chris Demetriou <cgd@broadcom.com>
7750
7751 * config.gcc (mipsisa64-*-elf*, mipsisa64el-*-elf*): New targets.
7752
8fff5435
CD		 77532002-06-20 Chris Demetriou <cgd@broadcom.com>
7754
7755 * config/mips/mips.h (ISA_HAS_FP4): Fix comment to reflect use.
7756
8a67e083
SS		 77572002-06-20 Stan Shebs <shebs@apple.com>
7758
7759 * dominance.c: Include errors.h instead of error.h.
7760
017acb41
NB		 77612002-06-20 Neil Booth <neil@daikokuya.co.uk>
7762
7763 * cppexp.c (cpp_interpret_integer): Don't force traditional
7764 numbers to be unsigned.
7765 * cpplib.c (prepare_directive_trad): Set line number for
7766 diagnostics.
7767 * cpptrad.c (scan_out_logical_line): Continue scanning out
7768 at start of buffer.
7769 * gcc.c (trad_capable_cpp): Use cc1 always.
7770
0ed4a390
JL		 77712002-06-20 Jeffrey Law <law@redhat.com>
7772
7773 * i386.h (TARGET_DEFAULT): Do not turn on frame pointer
7774 elimination in leaf functions by default yet.
7775
988ef418
RS		 77762002-06-20 Richard Sandiford <rsandifo@redhat.com>
7777
7778 * combine.c (make_extraction): Reapply to the argument of an ASHIFT.
7779
0ab2e54b
RO		 77802002-06-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7781
7782 * config/sparc/t-crtfm (crtfastmath.o): Prefix with $(T) for
7783 multilibs.
7784 * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
d8bf1785 7785 Fixes PR other/6836.
0ab2e54b 7786
355be0dc
JH		 7787Thu Jun 20 19:42:21 CEST 2002 Jan Hubicka <jh@suse.cz>
7788 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
7789
7790 Mon Jun 10 20:42:34 CEST 2002 Jan Hubicka <jh@suse.cz>
7791
7792 * basic-block.h: Do not include et-forest.h
7793 (dominance_info): Declare as struct dominance-info.
7794 * cfglayout.c (cleanup_unconditional_jumps): Remove the edge before
7795 deleting block.
7796 * dominance.c (struct dominance_info): Define.
7797 (BB_NODE, SET_BB_NODE): New macros.
7798 (bb_hash_func, bb_eq_func): Kill.
7799 (calculate_dominace_info, free_dominacne_info, set_immediate_dominator,
7800 nearest_common_dominator, dominated_by_p, recount_dominator,
7801 add_to_dominance_info, delete_from_dominance_info): update for new
7802 representation.
7803 (get_dominated_by, redirect_immediate_dominators): Rewrite using
7804 enumerate_sons.
7805 * ifcvt.c (process_double_test_block, merge_if_block, find_cond_trap,
7806 find_if_case_1, find_if_case_2): Remove killed blocks from dominance
7807 structure.
7808
7809 * et-forest.h: Update copyright; revamp all function to operate on
7810 nodes
7811 (et_forest_value): Kill.
7812 (et_forest_enumerate_sons, et_forest_node_value): New.
7813 * et-forest.c: Update copyright.
7814 * et-forest.h: Update copyright; revamp all function to operate on
7815 nodes
7816 (et_forest_value): Kill.
7817 (et_forest_enumerate_sons, et_forest_node_value): New.
7818
7819 Thu Jun 6 22:43:43 CEST 2002 Jan Hubicka <jh@suse.cz>
7820
7821 * basic-block.h: Inlude et-forest.h
7822 (basic_block_def): Kill dominator.
7823 (dominance_info): New type.
7824 (loops): Use dominace_info.
7825 (dominace handling functions): Take dominace_info as argument
7826 instead of bitmaps.
7827 (create_preheader): Likewise.
7828 * cfg.c (entry_exit_blocks): Kill dominator.
7829 (dump_flow_info): Do not dump dominators.
7830 * cfglayout.c (cleanup_unconditonal_jumps): Delete deleted block from
7831 dominators.
7832 * cfgloop.c (flow_pre_header_find): Use dominacne_info.
7833 (flow_loops_pre_header_scan, make_forwarder_block,
7834 canonicale_loop_headers, flow_loops_find): Likewise.
7835 * dominance.c: Include error.h
7836 (idoms_to_doms): Kill.
7837 (bb_hash_func, bb_eq_func): New static functions.
7838 (debug_dominace_info): New global function.
7839 (calculate_dominance_info): Use new et forest structure.
7840 (free_dominace_info, get_immediate_dominator, set_immediate_dominator,
7841 get_dominated_by, redirect_immediate_dominators,
7842 nearest_common_dominator, dominated_by_p, verify_dominators,
7843 recount_dominator, iterate_fix_dominators, add_to_dominace_info,
7844 delete_from_dominance_info): New global functions.
7845 * gcse.c (domnators): CHange to dominance_info.
7846 (alloc_hoist_mem): Do not alloc dominators
7847 (free_code_hoist_mem): Use free_dominance_info.
7848 (compute_code_hoist_data): Use dominance_info.
7849 (hoist_code): Likewise.
7850 * ifcvt.c (post_dominators): Likewise.
7851 (find_if_case_2, if_convert): Likewise.
7852 * predict.c (process_note_predictions, process_note_prediction,
7853 estimate-probability): Likewise.
7854 * sched-rgn.c (find_rgns, init_regions): Likewise.
7855 * ssa-dce.c (find_all_control_dependences, fint_control_depemndence,
7856 find_pdom, delete_insn_bb, ssa_eliminate_dead_code): Likewise.
7857 * ssa.c (compute_dominance_frontiers_1, rename_block, rename_registers,
7858 find_evaluations, convert_to_ssa): Likewise.
7859 * ssa.h (compute_dominance_frontiers): Likewise.
7860
7861 Thu Jun 6 22:57:34 CEST 2002 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
7862
7863 * Makefile.in (et-forest.c): Add.
7864 * et-forest.c: New file.
7865 * at-forest.h: New file.
7866
ef9772c8
KG		 78672002-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7868
62c71f4b
KG		 7869 * c-decl.c (c_decode_option): Use ARRAY_SIZE in lieu of explicit
7870 array size calculation.
7871 * gengtype.c (NUM_BASE_FILES, create_file, write_gc_root):
7872 Likewise.
7873
ef9772c8
KG		 7874 * diagnostic.c (diagnostic_kind_text): Const-ify.
7875 * gengtype.c (lang_names): Likewise.
7876
b0dd4808
JH		 7877Thu Jun 20 17:25:29 CEST 2002 JAn HUbicka <jh@suse.cz>
7878
7879 * combine.c (subst): Be prepared for simplify_subreg to return VOIDmode.
7880
8433a25e
RO		 78812002-06-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7882
7883 * config/sol2.h: New file.
7884 * config.gcc (i?86-*-solaris2*): Include it before i386/sol2.h.
7885 (sparc64-wrs-vxworks*): Include it before sparc/sol2.h.
7886 (sparc-*-chorusos*): Likewise.
7887 (sparc-*-elf*): Likewise.
7888 (sparc-*-rtems*, sparc-*-rtemself*): Likewise.
7889 (sparc64-*-solaris2*, sparcv9-*-solaris2*): Likewise.
7890 (sparc-hal-solaris2*): Likewise.
7891 (sparc-*-solaris2*): Likewise.
7892 (sparclite-*-elf*): Likewise.
7893 (sparc86x-*-elf*): Likewise.
7894 (sparc64-*-elf*): Likewise.
bc9c2952 7895
8433a25e
RO		 7896 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Moved to
7897 config/sol2.h.
7898 (ASM_SPEC): Override config/sol2.h version for now.
7899 Removed obsolete GAS_REJECTS_MINUS_S variant.
7900 (WINT_TYPE, WINT_TYPE_SIZE): Moved to config/sol2.h.
7901 (HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
7902 (TARGET_OS_CPP_BUILTINS): Likewise.
7903 Assert system=unix.
7904 (CPP_SPEC): Simplified using new CPP_SUBTARGET_SPEC.
7905 (LIB_SPEC, ENDFILE_SPEC, STARTFILE_SPEC, LINK_SPEC): Moved to
7906 config/sol2.h.
7907 (SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
7908 (ASM_CPU_SPEC): Define.
7909 (SUBTARGET_EXTRA_SPECS): Define.
bc9c2952 7910
8433a25e
RO		 7911 * config/sparc/sol2-bi.h (LONG_DOUBLE_TYPE_SIZE): Removed, already
7912 in config/sparc/sol2.h.
7913 (ASM_SPEC): Moved to config/sol2.h.
7914 (CPP_CPU_SPEC): Simplified.
7915 (STARTFILE_SPEC32): Likewise, renamed to STARTFILE_ARCH32_SPEC for
7916 consistency.
7917 (STARTFILE_SPEC64): Renamed to STARTFILE_ARCH64_SPEC.
7918 (STARTFILE_ARCH_SPEC): Use new names STARTFILE_ARCH32_SPEC,
7919 STARTFILE_ARCH64_SPEC.
7920 (STARTFILE_SPEC): Moved to config/sol2.h
7921 (SUBTARGET_EXTRA_SPECS): Add startfile_arch.
7922 (LINK_ARCH32_SPEC): Moved to config/sol2.h.
7923 (LINK_ARCH64_SPEC): Simplified.
7924 (LINK_ARCH_SPEC): Redefined config/sol2.h version for 64-bit support.
7925 (LINK_SPEC): Moved to config/sol2.h
bc9c2952 7926
8433a25e
RO		 7927 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Moved to
7928 config/sol2.h.
7929 Use BITS_PER_WORD for size.
7930 (WINT_TYPE, WINT_TYPE_SIZE): Likewise.
7931 (HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
7932 (CPP_PREDEFINES): Removed OS-specific part handled by
7933 TARGET_OS_CPP_BUILTINS.
7934 (CPP_SUBTARGET_SPEC): Moved to config/sol2.h.
7935 (CPLUSPLUS_CPP_SPEC): Removed, handled by TARGET_OS_CPP_BUILTINS.
7936 (ASM_SPEC): Moved to config/sol2.h.
7937 (PREFERRED_DEBUGGING_TYPE): Likewise.
7938 (STARTFILE_SPEC, LIB_SPEC, LINK_SPEC): Likewise.
7939 (SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
7940 (TARGET_DEFAULT): Reordered to match config/sparc/sol2-bi.h version.
7941 (TRANSFER_FROM_TRAMPOLINE): Moved to config/sol2.h
bc9c2952 7942
8433a25e
RO		 7943 * config.gcc (i?86-*-solaris2*): Removed obsolete gas support.
7944 * config/i386/sol2gas.h: Removed.
7945
b6bb1d56
JH		 7946Thu Jun 20 12:14:01 CEST 2002 Jan Hubicka <jh@suse.cz>
7947
7948 * i386.md (xorqi_1_slp, xorqi_2_slp): New patterns.
7949
e50b19ce 79502002-06-16 Aldy Hernandez <aldyh@redhat.com>
4e314d1f 7951
e50b19ce
AH		 7952 * gcc.c-torture/execute/simd-1.c: New.
7953
7954 * gcc.dg/simd-1.c: New.
7955
7956 * doc/extend.texi (Vector Extensions): Document that we can
7957 specify simd types not specifically supported by the hardware.
7958 Document that simd types can be used as function arguments.
7959 Document that signness does make a difference in SIMD types.
7960 Misc cleanups and revisions to the vector extensions section.
7961
7962 * simplify-rtx.c (simplify_subreg): Simplify subregs of vector
7963 constants.
7964
7965 * expr.c (vector_mode_valid_p): New.
7966
7967 * expr.h: Add vector_mode_valid_p.
7968
7969 * defaults.h (VECTOR_MODE_SUPPORTED_P): Set default.
7970
7971 * c-common.c (type_for_mode): Always build vector nodes regardless
7972 of VECTOR_MODE_SUPPORTED_P.
7973 (handle_mode_attribute): Error if we can't emulate a nonexisting
7974 vector mode.
7975 (handle_vector_size_attribute): Same.
7976
7977 * optabs.c (expand_binop): Open-code vector operations.
7978 (expand_unop): Open-code vector unops.
7979 (expand_vector_binop): New.
7980 (expand_vector_unop): New.
4e314d1f 7981
e50b19ce
AH		 7982 * c-typeck.c (build_binary_op): Allow vectors in binops.
7983 Allow vectors in conditional operatiors.
7984 (build_unary_op): Allow vectors in unary minus.
7985
7986 * config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Conditionalize on
7987 TARGET_ALTIVEC.
7988
74d86f4f
RH		 79892002-05-20 Richard Henderson <rth@redhat.com>
7990
7991 * c-common.c (c_common_get_alias_set): Correctly handle characters.
7992 Rearrange order of expressions; don't handle vectors here.
7993 * alias.c (get_alias_set): Let vectors match their components.
7994
1867b624
CD		 79952002-06-19 Chris Demetriou <cgd@broadcom.com>
7996
6c535c69 7997 * config/mips/mips.c (mips_emit_prefetch): Use hints which
1867b624
CD		 7998 match desired locality.
7999
2c1d2fcb
DD		 80002002-06-19 Dhananjay R. Deshpande <dhananjayd@kpit.com>
8001
8002 * config/h8300/h8300.c (TARGET_INSERT_ATTRIBUTES): Define.
8003 (h8300_insert_attributes): New.
8004
84d901be
AD		 80052002-06-19 Akim Demaille <akim@epita.fr>
8006
8007 * c-parse.in (initelt: identifier ':' initval): Add an empty
8008 action to fix a type clash.
8009 (aliasdecl, classdef): Add the missing closing `;'.
8010 Whitespace changes.
8011 * gengtype-yacc.y (typedef_struct): Add an empty action to preevnt
8012 $$ = $1 type clashes.
8013
8f2e3902
EC		 80142002-06-19 Eric Christopher <echristo@redhat.com>
8015
8016 * config/mips/mips.c (symbol_operand): New function.
8017 (mips_emit_prefetch): Ditto.
8018 * config/mips/mips-protos.h: Define.
8019 * config/mips/mips.h (ISA_HAS_PREFETCH): Define.
8020 (CONSTANT_ADDRESS_P): Adjust, use TARGET_GAS.
8021 (LEGITIMIZE_ADDRESS): Ditto.
8022 * config/mips/mips.md (prefetch, prefetch_si_address,
8023 prefetch_si, prefetch_di_address, prefetch_di): New patterns.
8024
c894819c
EC		 80252002-06-19 Eric Christopher <echristo@redhat.com>
8026
8027 * config/fp-bit.h: Add unordered defines for gofast.
8028
4005971c
VM		 80292002-06-19 Vladimir Makarov <vmakarov@redhat.com>
8030
8031 * genautomata.c (DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON,
8032 DECL_EXCL, DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV,
8033 DECL_INSN_RESERV, REGEXP_UNIT, REGEXP_RESERV, REGEXP_SEQUENCE,
8034 REGEXP_REPEAT, REGEXP_ALLOF, REGEXP_ONEOF): New macros with
8035 checking and without it.
8036 (decl_name, decl_mode_check_failed, regexp_name,
8037 regexp_mode_check_failed): New functions.
8038 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8039 gen_presence_set, gen_absence_set, gen_automaton,
8040 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8041 gen_regexp_sequence, gen_reserv, gen_insn_reserv,
8042 automaton_decl_hash, automaton_decl_eq_p): Use the macros.
8043 (find_automaton_decl): Ditto. Set up mode of work_automaton_decl.
8044 (insn_decl_hash, insn_decl_hash, insn_decl_eq_p): Use the macros.
8045 (find_insn_decl): Ditto. Set up mode of work_insn_decl.
8046 (decl_hash, decl_eq_p): Use the macros.
8047 (find_decl): Ditto. Set up mode of work_decl.
8048 (process_excls, process_presence_absence, process_decls,
8049 check_automaton_usage, process_regexp, process_regexp_decls,
8050 check_usage, loop_in_regexp, check_loops_in_regexps,
8051 process_regexp_cycles, add_advance_cycle_insn_decl,
8052 initiate_states, initiate_excl_sets,
8053 initiate_presence_absence_sets, copy_insn_regexp, transform_1,
8054 transform_2): Use the macros.
8055 (transform_3): Ditto. Check mode before making transformations of
8056 ALLOF.
8057 (regexp_transform_func, transform_insn_regexps,
8058 process_unit_to_form_the_same_automaton_unit_lists,
8059 form_the_same_automaton_unit_lists_from_regexp,
8060 form_the_same_automaton_unit_lists,
8061 process_seq_for_forming_states, process_alts_for_forming_states,
8062 create_alt_states, form_ainsn_with_same_reservs, make_automaton,
8063 form_arcs_marked_by_insn, NDFA_to_DFA, set_new_cycle_flags,
8064 estimate_one_automaton_bound, compare_max_occ_cycle_nums,
8065 units_to_automata_heuristic_distr, create_ainsns,
8066 units_to_automata_distr, create_automata): Use the macros.
8067 (form_regexp): Ditto. Fix typo in access to fields of ALLOF.
8068 (longest_path_length, min_issue_delay_pass_states,
8069 output_dead_lock_vect, output_tables, output_insn_code_cases,
8070 output_internal_insn_latency_func, output_print_reservation_func,
8071 output_description, output_automaton_units, generate): Use the
8072 macros.
8073 (make_insn_alts_attr): Ditto. Check case when there are not
8074 alternatives in the reservation.
8075 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr,
8076 make_bypass_attr, form_important_insn_automata_lists,
8077 expand_automata): Use the macros.
c894819c 8078
015089dd
TJ		 80792002-06-20 Tim Josling <tej@melbpc.org.au>
8080
8081 * Makefile.in: Clean up code to check for misspecified languages
8082 in enable-languages.
8083
7999462c
AP		 80842002-06-19 Andrew Pinski <pinskia@physics.uc.edu>
8085
84d901be 8086 * cpptrad.c (_cpp_replacement_text_len): initialize len.
7999462c 8087
9c8d079c
JM		 80882002-06-19 Jason Merrill <jason@redhat.com>
8089
8090 * Makefile.in (unstrap, restrap): New targets.
8091 (bootstrap): Mention restrap.
8092
d90a95fb
MK		 80932002-06-19 Matt Kraai <kraai@alumni.cmu.edu>
8094
8095 * except.c (ehl_free): Remove.
8096
8097 * doc/tm.texi (TARGET_CPU_CPP_BUILTINS): Correct misnamings of
8098 builtin_define and builtin_define_std.
8099
f01a0d8d
ID		 81002002-06-19 Ian Dall <ian@sibyl.beware.dropbear.id.au>
8101
8102 * config/ns32k/ns32k.md: Give "*xxx" names to all unnamed insn's.
8103 (sCOND): Restrict operand class so that gcc knows how to reload them.
8104 (bitfield_set): Merge two unnamed insn's using alternatives.
8105 (call_value): Remove constraint on unused uperand.
8106 (udivmodhi4, udivmodsi4, udivmoddihi4_internal): Remove.
8107 (udivmoddiqi4_internal, udivmoddihi4, udivmoddiqi4): Remove.
c894819c 8108
f01a0d8d
ID		 8109 * longlong.h (count_trailing_zeros): Escape newline and beautify.
8110
62363d99
MM		 81112002-06-19 Mark Mitchell <mark@codesourcery.com>
8112
8113 * Makefile.in (QMTEST_DIR): Simplify definition.
8114
099bd656
NC		 81152002-06-19 Nick Clifton <nickc@cambridge.redhat.com>
8116
8117 * config/d30v/d30v.h (CUMULATIVE_ARGS): Replace typedef with
8118 #define.
8119
278c4662
NB		 81202002-06-19 Neil Booth <neil@daikokuya.co.uk>
8121
8122 * cpphash.h (struct cpp_reader): Make date and time strings.
8123 (_cpp_builtin_macro_text, _cpp_copy_replacement_text,
8124 _cpp_replacement_text_len): New.
8125 * cppinit.c (cpp_create_reader): Update.
8126 (init_builtins): Register appropriate builtins for -traditional-cpp.
8127 * cppmacro.c (new_number_token): Remove.
8128 (_cpp_builtin_macro_text): New.
8129 (builtin_macro): Use it.
8130 (cpp_macro_definition): Update to handle traditional macros.
8131 * cppmain.c (cb_line_change): Don't do column positioning for
8132 traditional output.
8133 * cpptrad.c (enum ls): Rename ls_fun_macro to ls_fun_open. New
8134 state ls_fun_close.
8135 (skip_whitespace): Fix.
8136 (maybe_start_funlike): Don't set state.parsing_args.
8137 (scan_out_logical_line): Remove duplicate error. Use lex_state
8138 rather than state.parsing_args.
8139 (push_replacement_text): Handle builtins.
8140 (_cpp_replacement_text_len, _cpp_copy_replacement_text): New.
8141
afd1930f 81422002-06-18 Hans-Peter Nilsson <hp@axis.com>
f01a0d8d 8143 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
afd1930f
HPN		 8144
8145 * config/fp-bit.c (_fpmul_parts, _fpdiv_parts): Mark with
8146 attribute __always_inline__.
8147
5ee924c2
BW		 81482002-06-18 Bob Wilson <bob.wilson@acm.org>
8149
8150 * config/xtensa/xtensa.h (FUNCTION_PROFILER): Respect flag_pic
8151 when generating the call to _mcount.
8152 (NO_PROFILE_COUNTERS): Define.
8153
32c36ac8
RH		 81542002-06-18 Richard Henderson <rth@redhat.com>
8155
8156 * print-rtl.c (print_rtx): Adjust NOTE argument numbers for
8157 2002-06-02 change.
8158
c985dc5e
R		 8159Tue Jun 18 20:53:32 2002 J"orn Rennecke <joern.rennecke@superh.com>
8160
8161 * t-sh (MULTILIB_EXCEPTIONS): Set to ml.
8162 config/sh/t-linux (MULTILIB_EXCEPTIONS): Clear.
8163 * config/sh/t-netbsd (MULTILIB_EXCEPTIONS): Likewise.
8164 * config/sh/t-sh64 (MULTILIB_EXCEPTIONS): Likewise.
e3ba8d11
R		 8165
8166 * sh-protos.h (sh_pr_interrupt): Declare.
8167 * sh.c (sh_pr_interrupt): New function.
8168 (print_operand, calc_live_regs, sh_expand_prologue): Use it.
8169 (sh_hard_regno_rename_ok): Likewise.
8170 * sh.h (NORMAL_MODE): FP_MODE_NONE for interupt handlers.
8171
e3c8eb86
VM		 81722002-06-18 Vladimir Makarov <vmakarov@redhat.com>
8173
8174 * rtl.def (DEFINE_AUTOMATON): Add description of new options
8175 `time' and `v'. Fix incorrect description of option `w'.
8176
8177 * doc/md.texi: Ditto.
8178
8179 * genautomata.c (TIME_OPTION, V_OPTION): New macros.
8180 (gen_automata_option): Process the new options.
8181 (transform_2, transform_3): Initialize some variables.
8182 (initiate_automaton_gen): Use the new macros.
c894819c 8183
b2471838
RS		 81842002-06-18 Richard Sandiford <rsandifo@redhat.com>
8185
8186 * config/mips/mips-protos.h (mips_initial_elimination_offset): Declare.
8187 (mips_set_return_address, mips_restore_gp): Declare.
8188 * config/mips/mips.h (struct mips_frame_info): Move to mips.c
8189 (current_frame_info): Remove.
8190 (INITIAL_ELIMINATION_OFFSET): Use mips_initial_elimination_offset.
8191 * config/mips/mips.c: Remove uses of current_frame_info.
8192 (struct mips_frame_info): Moved from mips.h. Remove 'insns_len'.
8193 (struct machine_function): Add 'frame' and 'insns_len'.
8194 (current_frame_info, zero_frame_info): Remove.
8195 (mips_restore_gp, mips_set_return_address): New.
8196 (mips_initial_elimination_offset): New.
8197 * config/mips/mips.md (exception_receiver): Use mips_restore_gp.
8198 (eh_return define_split): Use mips_set_return_address.
8199
d97371e0
NB		 82002002-06-18 Neil Booth <neil@daikokuya.demon.co.uk>
8201
8202 * cpplib.c (dtable): Update.
8203 (end_directive): Decrement expansion prevention count.
8204 Clear state.in_expression.
8205 (prepare_directive_trad): Set state.in_expression.
8206 Increment expansion prevention count.
8207 * cpptrad.c (enum ls): New.
8208 (_cpp_overlay_buffer): Set overlaid_buffer.
8209 (_cpp_remove_overlay): Use overlaid_buffer.
8210 (_cpp_read_logcial_line_trad): Update buffer when it might
8211 have changed.
8212 (scan_out_logical_line): Handle state transitions for assertions
8213 and defined() in #if, and for funlike invocations including the
8214 directive case. Handle '<' and '>' as a quote mechanism in
8215 #include. Warn about unterminated macro invocations.
8216 * cpphash.h (struct lexer_state): New member in_expression.
8217 (struct cpp_reader): New member overlaid buffer.
8218
807b20b0
HPN		 82192002-06-18 Hans-Peter Nilsson <hp@axis.com>
8220
8221 * config/cris/arit.c (do_31div, __Udiv, __Umod): Mark prototype
8222 __always_inline__.
8223
8a09a7e5
AM		 82242002-06-18 Alan Modra <amodra@bigpond.net.au>
8225
147d5f6f
AM		 8226 * config/ia64/ia64.md (doloop_end_internal): Correct rtl.
8227
8a09a7e5
AM		 8228 * doloop.c (doloop_optimize): Extract pattern from insn.
8229
390de769
MK		 82302002-06-17 Matt Kraai <kraai@alumni.cmu.edu>
8231
8232 * doc/extend.texi (Function Attributes): Remove `,...' from @var.
8233
0ed4a390 82342002-06-17 Jeff Law <law@redhat.com>
912ce297
JL		 8235
8236 * libgcc2.c: Do not include symcat.h or machmode.h.
8237
5c45425b
RH		 82382002-06-17 Richard Henderson <rth@redhat.com>
8239
8240 PR target/6922
8241 * expmed.c (make_tree): Handle SIGN_EXTEND/ZERO_EXTEND.
8242
9aa497ae
TT		 82432002-06-17 Tom Tromey <tromey@redhat.com>
8244
8245 * dwarfout.c: Include function.h.
8246
7f11f1f9
AS		 82472002-06-17 Andreas Schwab <schwab@suse.de>
8248
8249 * print-rtl.c (print_rtx): Print space before vector, not after.
8250 (debug_rtx): Clear sawclose before printing.
8251 (debug_rtx_list): Print newline after each list element.
8252 (debug_rtx_range): Likewise.
8253
df696a75
RH		 82542002-06-17 Richard Henderson <rth@redhat.com>
8255
8256 * function.h (struct function) [funcdef_no]: Rename profile_label_no.
8257 (current_function_funcdef_no): Similarly.
8258 * function.c (funcdef_no): Similarly.
8259 (prepare_function_start): Set current_function_funcdef_no.
8260 (expand_function_start): Don't set current_function_profile_label_no.
8261 * dwarf2out.h (current_funcdef_number): Remove.
8262 * dwarf2out.c (current_funcdef_number): Remove. Replace with
8263 current_function_funcdef_no throughout.
8264 * dwarfout.c, vmsdbgout.c: Similarly.
8265 * except.c (sjlj_funcdef_number): Remove.
8266 (sjlj_emit_function_enter): Use current_function_funcdef_no instead.
8267 (output_function_exception_table): Likewise.
8268 * final.c (profile_function): Use current_function_funcdef_no
8269 instead of current_function_profile_label_no.
8270
97272202
VM		 82712002-06-17 Vladimir Makarov <vmakarov@redhat.com>
8272
8273 * sched-ebb.c (init_ready_list): Check INSN_P first.
8274
8bccce2d
R		 8275Mon Jun 17 17:26:15 2002 J"orn Rennecke <joern.rennecke@superh.com>
8276
8277 * sh.md (divsi3): Update way how to find insns in a sequence.
dec0798e
R		 8278
8279 * reload1.c (merge_assigned_reloads): Don't change reloads
8280 other than RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_INPADDR_ADDRESS
8281 to RELOAD_OTHER when there are conflicting input reloads.
8282
0af5c896
RE		 82832002-06-17 Richard Earnshaw (rearnsha@arm.com)
8284
8285 * function.c (epilogue_done): Correctly build a sequence of insns for
8286 a sibcall epilogue.
8287
9d0fa9d6
NC		 82882002-06-17 Nick Clifton <nickc@cambridge.redhat.com>
8289
845b1456
NC		 8290 * config/fr30/fr30.h (CUMULATIVE_ARGS): Replace typedef with
8291 #define.
8292
9d0fa9d6
NC		 8293 * config/m32r/m32r.md: Replace gen_sequence with get_insns.
8294
e83f3cff
RH		 82952002-06-16 Richard Henderson <rth@redhat.com>
8296
8297 * config/i386/i386.h (BIGGEST_FIELD_ALIGNMENT): Define instead
8298 of ADJUST_FIELD_ALIGN if IN_TARGET_LIBS.
8299
caecc099
RH		 83002002-06-16 Richard Henderson <rth@redhat.com>
8301
8302 PR opt/6722
8303 * regclass.c (globalize_reg): Update regs_invalidated_by_call.
8304
3d05b15f
NB		 83052002-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
8306
caecc099
RH		 8307 * config.gcc: Add i386/sysv4-cpp.h; remove i386-aout.h from vxworks.
8308 * config/i386/i386-aout.h, config/i386/i386elf.h,
8309 config/i386/sysv4.h: Remove CPP_PREDEFINES.
8310 * config/i386/linux64.h, config/i386/i386elf.h, config/i386/mach.h,
8311 config/i386/netware.h, config/i386/rtemself.h, config/i386/sco5.h,
8312 config/i386/sol2.h, config/i386/vsta.h, config/i386/vxi386.h,
8313 config/i386/win32.h: Use TARGET_OS_CPP_BUILTINS rather than
3d05b15f 8314 CPP_PREDEFINES and part of CPP_SPEC.
caecc099 8315 * config/i386/sysv4-cpp.h: New.
3d05b15f 8316
8370aa3a
RH		 83172002-06-16 Richard Henderson <rth@redhat.com>
8318
65a90f3c 8319 PR c/7030
8370aa3a
RH		 8320 * dwarf2out.c (modified_type_die): Don't assign the qualified die
8321 to the unqualified type.
8322
e932b21b
JH		 8323Sun Jun 16 22:16:10 CEST 2002 Jan Hubicka <jh@suse.cz>
8324
8325 * i386-protos.h (x86_field_alignment): Declare.
8326 * i386.c (x86_field_alignment): Define.
8327 * i386.h (ADJUST_FIELD_ALIGNMENT): New.
8328 (BIGGEST_FIELD_ALIGNMENT): Kill.
8329
7ee02381
RH		 83302002-06-16 Richard Henderson <rth@redhat.com>
8331
f01a0d8d 8332 * vax.md (casesi): Use emit_jump_insn. Tidy expander pattern.
7ee02381 8333
750491fc
RH		 83342002-06-16 Richard Henderson <rth@redhat.com>
8335
8336 * c-common.c (flag_ms_extensions): Move from c++ front end.
8337 * c-common.h (flag_ms_extensions): Declare.
8338 * c-decl.c (c_decode_option): Add -fms-extensions.
8339 (grokfield): Don't accept anonymous structures in ISO C mode;
8340 accept only unnamed anonymous structures in GNU C mode; accept
8341 Plan 9 extensions in MS mode.
8342 * c-parse.in (SAVE_EXT_FLAGS, RESTORE_EXT_FLAGS): Rename from
8343 SAVE/RESTORE_WARN_FLAGS; add flag_iso frobbing; update all callers.
8344 (extension): Clear flag_iso.
8345 * doc/invoke.texi (C Dialect Options): Add -fms-extensions.
8346
c134da6b
HPN		 83472002-06-16 Hans-Peter Nilsson <hp@axis.com>
8348
8349 PR target/7042
8350 * reorg.c (make_return_insns) [DELAY_SLOTS_FOR_EPILOGUE]: Exit
8351 early if current_function_epilogue_delay_list is non-empty.
8352 * config/cris/cris.md ("return"): Add sanity check asserting that
8353 current_function_epilogue_delay_list is empty.
8354
038c7976
JL		 83552002-06-16 Jeff Law <law@redhat.com>
8356
006a94b0
JL		 8357 * emit-rtl.c (gen_rtx_REG): Temporarily turn off automatic
8358 sharing of hard registers.
8359
8360 * toplev.c (rest_of_compilation): Remove redundant conditional.
8361
038c7976
JL		 8362 * toplev.c (rest_of_compilation): Perform a simpler, less costly
8363 cleanup of the CFG when not optimizing.
8364
0797741a
AM		 83652002-06-16 Alan Modra <amodra@bigpond.net.au>
8366
8367 * gcc.c (main): Correct startfile_prefix_spec check.
8368
a6e2e53e
GK		 83692002-06-12 Geoffrey Keating <geoffk@redhat.com>
8370
8371 * config.gcc: Revert rth's patch of 2002-05-18. Instead,
8372 include both darwin.o and rs6000-c.o.
8373
129e0ee8
RS		 83742002-06-15 Roger Sayle <roger@eyesopen.com>
8375
8376 * expr.c (compare_from_rtx): Call simplify_relational_operation
8377 on all comparisons, not just those between integer constants,
8378 with the correct (possibly unsigned) comparison code.
8379 (do_compare_rtx_and_jump): Likewise.
8380
d5355cb2
JDA		 83812002-06-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
8382
8383 * Makefile.in (tm_defines): New configuration variable.
8384 (cs-config.h, cs-hconfig.h, cs-tconfig.h): Rename DEFINES to XM_DEFINES.
8385 Pass tm_defines in TM_DEFINES.
8386 (cs-tm_p.h): Rename DEFINES to XM_DEFINES. Pass TM_DEFINES.
8387 * config.gcc (tm_defines): New configuration variable.
8388 (hppa*-*-* | parisc*-*-*): Use tm_defines instead of pa-700.h and
8389 pa-7100.h headers. Change hppa1* scheduling default to 7100LC.
8390 * configure.in: Substitute tm_defines.
8391 * configure: Rebuilt.
8392 * mkconfig.sh: Rename DEFINES to XM_DEFINES. Output TM_DEFINES.
8393 * doc/install.texi: Update.
8394 * pa/pa-700.h: Delete file.
8395 * pa/pa-7100.h: Delete file.
8396
8dcb27ed
RS		 83972002-06-15 Roger Sayle <roger@eyesopen.com>
8398
8399 * fold-const.c (comparison_to_compcode): New function to convert
8400 an comparison TREE CODE into a bit-based representation.
8401 (compcode_to_comparison): New function to convert from this bit
8402 based representation back to a comparison TREE CODE.
8403 (fold_truthop): Simplify (x<y) && (x==y) and related composite
8404 comparisons.
8405
182e515e
AH		 84062002-06-15 Aldy Hernandez <aldyh@redhat.com>
8407
f01a0d8d 8408 * tm.texi (MEMBER_TYPE_FORCES_BLK): Document MODE argument.
182e515e 8409
f01a0d8d
ID		 8410 * stor-layout.c (compute_record_mode): Remove check for
8411 FUNCTION_ARG_REG_LITTLE_ENDIAN and VOIDmode when checking for
8412 MEMBER_TYPE_FORCES_BLK. Pass new mode field to
8413 MEMBER_TYPE_FORCES_BLK.
182e515e 8414
f01a0d8d 8415 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Same.
182e515e 8416
f01a0d8d 8417 * config/c4x/c4x.h (MEMBER_TYPE_FORCES_BLK): Same.
182e515e 8418
8773135d
JS		 84192002-06-14 Jeff Sturm <jsturm@one-point.com>
8420
8421 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS): Add SPARC_STACK_BIAS.
8422
893a047c
SE		 84232002-06-14 Steve Ellcey <sje@cup.hp.com>
8424
8425 * configure.in (USE_UNWIND_EXCEPTIONS): Add support to set
8426 USE_UNWIND_EXCEPTIONS if --enable-libunwind-exceptions is set.
8427 * configure, config.in: Regenerate.
8428
045d7161
EB		 84292002-06-14 Eric Botcazou <ebotcazou@multimania.com>
8430
8431 * loop.c (check_final_value): Use v->always_executed
8432 instead of v->always_computable.
8433 * unroll.c (final_giv_value): Don't calculate the final
8434 value as a function of the biv if the giv is not computed
8435 for every loop iteration.
8436
048c8616 84372002-06-14 Eric Botcazou <ebotcazou@multimania.com>
c894819c 8438
048c8616
EB		 8439 * loop.c (for_each_insn_in_loop): Fix formatting and comments.
8440
43e4a9d8
EB		 84412002-06-14 Eric Botcazou <ebotcazou@multimania.com>
8442
52689a98 8443 PR c/6677
43e4a9d8
EB		 8444 * convert.c (convert_to_integer) [LSHIFT_EXPR]: Don't pass
8445 the truncation down when the target type is signed.
8446 [trunc1]: Use unsigned arithmetic for LSHIFT_EXPR.
8447 * fold-const.c (extract_muldiv) [NOP_EXPR]: Don't pass through
8448 the conversion if the target type is a smaller type.
8449
fa4a5557
RH		 84502002-06-14 Richard Henderson <rth@redhat.com>
8451
8452 * fold-const.c (fold) [compare ops]: Move X>=C / X<C transfomation
8453 earlier. Re-factor comparisons vs extrema.
8454
d95eb49f
RH		 84552002-06-14 Richard Henderson <rth@redhat.com>
8456
8457 * config/alpha/alpha.md (builtin_zapnot): Fix op2 mode.
8458
be202ec2
FS		 84592002-06-14 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8460
8461 * rtl.h (SCHED_GROUP_P): Disallow CODE_LABEL, BARRIER and NOTE.
8462 * sched-deps.c (add_dependence): Likewise.
8463 (group_leader): Likewise.
8464 * sched-rgn.c (init_ready_list): Likewise.
8465 * doc/rtl.texi: Adjust accordingly.
8466
e56c4463
JL		 84672002-06-13 Jeffrey Law <law@redhat.com>
8468
99a15921
JL		 8469 * gcse.c (delete_null_pointer_checks_1): Inform caller if any
8470 null pointer checks were eliminated. Update prototype.
8471 (delete_null_pointer_checks): Similarly.
8472 * rtl.h (delete_null_pointer_checks): Update prototype.
8473 * toplev.c (rest_of_compilation): Only run cleanup_cfg if
8474 delete_null_pointer_checks deletes one or more null
8475 pointer checks. Do not run cleanup_cfg before gcse, the
8476 CFG is accurate and optimized at that point..
8477
e56c4463
JL		 8478 * rs6000.c (rs6000_frame_related): Avoid unwanted sharing
8479 of hard registers.
8480
556b821e
UW		 84812002-06-14 Ulrich Weigand <uweigand@de.ibm.com>
8482
8483 * Makefile.in (libgcc.mk): Depend on specs.
8484
fa60f36d
R		 8485Fri Jun 14 12:15:11 2002 J"orn Rennecke <joern.rennecke@superh.com>
8486
8487 * sh.md (mulsi3): Update way how to find insns in a sequence.
8488
03b8ec29
DD		 8489Fri Jun 14 12:04:02 2002 Dhananjay R. Deshpande <dhananjayd@kpit.com>
8490
8491 * sh.h: Define HARD_REGNO_RENAME_OK
8492 * sh.c: sh_hard_regno_rename_ok: New. If current function has
8493 interrupt_handler attribute, only registers saved on stack are OK.
8494 * sh-protos.h: Declare sh_hard_regno_rename_ok.
8495
8e831557
KK		 84962002-06-14 Kaz Kojima <kkojima@gcc.gnu.org>
8497
8498 * config/sh/sh.md (jump): Emit jump insn.
8499 (call_pcrel): Get pattern of the result of gen_call_site.
8500 (call_value_pcrel, sibcall_pcrel, GOTaddr2picreg): Likewise.
8501
bf9d5852
NB		 85022002-06-14 Neil Booth <neil@daikokuya.demon.co.uk>
8503
8504 * cpphash.h (struct cpp_buffer): Remove saved_line_base.
8505 * cpptrad.c: Update comments.
8506 (skip_whitespace, copy_comment): Take a new parameter.
8507 (skip_escaped_newlines): Don't duplicate escaped newline test.
8508 (copy_comment): Different location for CUR, decide here how
8509 to copy / replace the comment.
8510 (skip_whitespace): Copy whitespace.
8511 (_cpp_overlay_buffer, _cpp_remove_overlay): Don't play with line_base.
8512 (scan_out_logical_line): Let copy comment handle keeping or
8513 replacing comments.
8514 (scan_parameters, _cpp_create_trad_definition): Update.
8515
57292ec3
AL		 85162002-06-13 Alan Lehotsky <apl@alum.mit.edu>
8517
8518 * reload.c (get_secondary_mem,find_reloads_address,
8519 find_reloads_address_1): Pass reference to MEM to find_reloads_address
8520 so that LEGITIMIZE_RELOAD_ADDRESS will be called.
c894819c 8521
a6f5e048
RH		 85222002-06-13 Jessica Han <jessica@cup.hp.com>
8523
8524 * defaults.h (TARGET_VTABLE_ENTRY_ALIGN): New.
8525 (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
8526 * doc/tm.texi: Document them.
8527 * config/ia64/ia64.h (TARGET_VTABLE_ENTRY_ALIGN): New.
8528 (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
8529 (TARGET_VTABLE_USES_DESCRIPTORS): 4 word descriptors for 32-bit mode.
8530 (ASM_OUTPUT_FDESC): Likewise.
8531
3aafa0bb
EC		 85322002-06-13 Eric Christopher <echristo@redhat.com>
8533
8534 * diagnostic.c (output_format): Fix thinko.
8535
8e581963
R		 8536Thu Jun 13 22:34:33 2002 J"orn Rennecke <joern.rennecke@superh.com>
8537
8538 * config/sh/coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Don't define.
8539 (DWARF2_UNWIND_INFO): Define to 0.
9d7ed806
R		 8540
8541 * config/sh/sh.c (calc_live_regs): Don't use initial_value
8542 optimization for PR_MEDIA_REG.
8543
b66377c1
NB		 85442002-06-13 Neil Booth <neil@daikokuya.demon.co.uk>
8545
8546 * cpphash.h (_cpp_lex_identifier_trad): Remove.
8547 * cpplib.c (end_directive): Don't skip, always remove overlay
8548 apart from #define.
8549 (prepare_directive_trad): Handle NULL pfile->directive.
8550 (_cpp_handle_directive): Always call prepare_directive_trad
8551 if traditional.
8552 * cppmain.c (check_multiline_token): Rename account_for_newlines,
8553 generalize inputs.
8554 (scan_translation_unit_trad): Use it.
8555 * cpptrad.c (skip_comment): Rename copy_comment, copy comment to
8556 output, get escaped newline in comment close correct.
8557 (check_output_buffer, skip_whitespace): Update.
8558 (_cpp_lex_identifier_trad): Remove.
8559 (scan_out_logical_line): Handle -C and comments in directives
8560 properly.
8561
8bc6e101
R		 8562Thu Jun 13 20:18:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
8563
8564 * config.gcc: Add support for sh[234]*-*-elf*, sh[2346lbe]*-*-linux*.
8565 * config/sh/linux.h (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
8566 * sh.h (SELECT_SH1, SELECT_SH2, SELECT_SH3, SELECT_SH3E): New macros.
8567 (SELECT_SH4_NOFPU, SELECT_SH4_SINGLE_ONLY, SELECT_SH4): Likewise.
8568 (SELECT_SH4_SINGLE, SELECT_SH5_64, SELECT_SH5_64_NOFPU): Likewise.
8569 (SELECT_SH5_32, SELECT_SH5_32_NOFPU, SELECT_SH5_COMPACT): Likewise.
8570 (SELECT_SH5_COMPACT_NOFPU): Likewise.
8571 (TARGET_SWITCHES): Use them.
8572 (TARGET_CPU_DEFAULT): Define if not already defined.
8573 (TARGET_DEFAULT): Use it.
8574 (LINK_DEFAULT_CPU_EMUL): Value now depends on TARGET_CPU_DEFAULT.
8575 * config/sh/t-linux (MULTILIB_OPTIONS): Use MULTILIB_ENDIAN.
8576 * config/sh/t-monolib: New file.
8577
2181005d
RS		 85782002-06-13 Roger Sayle <roger@eyesopen.com>
8579
8580 * toplev.c (rest_of_compilation): Simplify (and correct) the
8581 logic of the first delete-null-pointer-checks pass.
8582
aaae0bb9
JH		 8583Thu Jun 13 18:24:17 CEST 2002 Jan Hubicka <jh@suse.cz>
8584
8585 * i386.c (ix86_expand_movstr): Fix pasto.
8586
8587Thu Jun 13 18:18:17 CEST 2002 Jan Hubicka <jh@suse.cz>
b80cb6e2
JH		 8588
8589 * reload.c (find_valid_class): Fix thinko in my previous patch.
8590
dd3fbd93
UW		 85912002-06-13 Ulrich Weigand <uweigand@de.ibm.com>
8592
8593 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): New macro.
8594 * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): New macro.
8595 (CPP_PREDEFINES, CPP_SPEC, CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): Remove.
8596 (EXTRA_SPECS): Remove cpp_arch31 and cpp_arch64.
8597
0d0f605c
GDR		 85982002-06-13 Gabriel Dos Reis <gdr@codesourcery.com>
8599
8600 * tree-inline.c (expand_call_inline): Don' mess with _DECL
3aafa0bb 8601 fields.
0d0f605c 8602
c92bcccb
GDR		 86032002-06-13 Gabriel Dos Reis <gdr@codesourcery.com>
8604
8605 * diagnostic.c (output_format): Recognize "%H" as a format
8606 specifier for a location_t.
8607 (text_specifies_location): New function.
8608 (diagnostic_set_info): Use it.
8609
7f243674
JL		 86102002-06-13 Jeffrey Law <law@redhat.com>
8611
6cde4876
JL		 8612 * emit-rtl.c (static_regno_reg_rtx): Define.
8613 (init_emit_once): Initialize static_regno_reg_rtx.
8614 (init_emit): Copy static_regno_reg_rtx into regno_reg_rtx instead
8615 of building new hard reg objects once per function.
8616 (gen_rtx_REG): Try to share hard regs.
8617 * regclass.c (init_fake_stack_mems): New function broken out from
8618 init_regs.
8619 * rtl.h (init_fake_stack_mems): Declare.
8620 * toplev.c (lang_independent_init): Call init_regs before
8621 init_emit_once. Call init_fake_stack_mems after init_emit_once.
8622
110b3faa
JL		 8623 * i386.md (extenddfxf2, extenddftf2): Fix typo/thinko.
8624
7f243674
JL		 8625 * alias.c (argument_registers): Remove.
8626 (init_alias_once): Initialize static_reg_base_value here. Remove
8627 initialization of argument_registers.
8628 (init_alias_once_per_function): Remove.
8629 (init_alias_analysis): Copy all the entries from static_reg_base_value
8630 into new_reg_base_value all at once.
8631 * rtl.h (init_alias_once_per_function): Remove declaration.
8632 * function.c (prepare_function_start): Do not call
8633 init_alias_once_per_function.
8634
8635 * caller-save.c (init_caller_save): Use gen_rtx_INSN instead of
8636 starting a sequence and emitting an INSN.
8637
a336f2e5
RS		 86382002-06-13 Richard Sandiford <rsandifo@redhat.com>
8639
8640 * config/mips/r3900.h (MIPS_CPU_STRING_DEFAULT): Make lower case.
8641
2acf0fa9
DM		 86422002-06-13 David S. Miller <davem@redhat.com>
8643
8644 * expmed.c (init_expmed): Remove duplicate init of 'reg'.
8645
974c43f1
NB		 86462002-06-13 Neil Booth <neil@daikokuya.demon.co.uk>
8647
8648 * cpplib.c (end_directive): Handle line skipping. Only remove
8649 the rest of the line if the directive was valid.
8650 * cppmacro.c (_cpp_push_text_context): Set NODE_DISABLED when
8651 expanding a traditional macro.
8652 * cpptrad.c (recursive_macro): New.
8653 (read_logical_line_trad): Handle skipping.
8654 (scan_out_logical_line): Continue after a successful directive.
8655 Don't expand macros whilst skipping, or if recursing.
8656 (_cpp_create_trad_definition): scan_out_logical_line now sets
8657 the output current position.
8658
12bf26b6
EC		 86592002-06-12 Eric Christopher <echristo@redhat.com>
8660
8661 From Chris Demetriou <cgd@broadcom.com>
8662 * config/mips/mips.h (ISA_HAS_FP4): Add ISA_MIPS64 and fix
8663 comment.
8664 (ISA_HAS_MADD_MSUB): Ditto.
8665 (ISA_HAS_NMADD_NMSUB): Ditto.
8666
be95b8a5
EC		 86672002-06-12 Eric Christopher <echristo@redhat.com>
8668
8669 * config.gcc: Consolidate little endian handling and
8670 little/big endian targets.
8671 * config/mips/elfl.h: Remove file.
8672 * config/mips/elfl64.h: Ditto.
8673 * config/mips/ecoffl.h: Ditto.
8674 * config/mips/r3900.h (SUBTARGET_CPP_SPEC): Remove.
8675
e03856fe
GK		 86762002-06-12 Geoffrey Keating <geoffk@redhat.com>
8677
8678 * gengtype.h (xvasprintf): New prototype.
8679 (xasprintf): New prototype.
8680 (struct outf): New.
8681 (get_output_file): Return an outf_p.
8682 (header_file): Is now an outf_p.
8683 (base_files): Now are outf_p.
8684 (oprintf): New.
8685 * gengtype.c: Replace all output FILE * with outf_p; use oprintf
8686 rather than stdio operations. Use xasprintf in a few places,
8687 when appropriate.
8688 (xvasprintf): New.
8689 (xasprintf): New.
8690 (struct filemap): Delete.
8691 (files): Delete.
8692 (output_files): New.
8693 (oprintf): New.
8694 (create_file): Create an outf_p. Add parameter to indicate output
8695 file name, change all callers.
8696 (open_base_files): Create gtype-desc.c here.
8697 (get_output_file_with_visibility): Rewrite.
8698 (get_output_file_name): Just look at 'name' field in struct outf.
8699 (close_output_files): Rewrite.
8700
ec01703c
JT		 87012002-06-12 Jason Thorpe <thorpej@wasabisystems.com>
8702
8703 * config/vax/vax.h (MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
be95b8a5 8704 (MASK_G_FLOAT): Define.
ec01703c
JT		 8705 (TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT): Use them.
8706 (TARGET_SWITCHES): Likewise.
8707 (TARGET_DEFAULT): Likewise.
8708
8b0397a6
DJ		 87092002-06-12 Daniel Jacobowitz <drow@mvista.com>
8710
8711 * config/mips/elf.h (DWARF2_DEBUG_INFO): Define.
8712 * config/mips/mips.c (mips_output_filename): Don't print a
8713 ".file" directive if we are using DWARF-2.
8714 (mips_output_function_prologue): Do not emit source file
8715 name for TARGET_GAS.
8716
495333a6
JH		 8717Wed Jun 12 16:45:13 CEST 2002 Jan Hubicka <jh@suse.cz>
8718
8719 * i386.md (shift patterns): Use (TARGET_SHIFT1 || optimize_size) to
8720 decide whether emit the short opcode.
8721 * i386.h (x86_shift1): Declare.
8722 (TARGET_SHIFT1): New macro.
8723 * i386.c (x86_shift1): New global variable.
8724
8b0397a6
DJ		 8725 * toplev.c (rest_of_compilation): Call find_basic_block pre-loop
8726 unconditionally; make loop to rebuild CFG; kill unnecesary
8727 find_basic_block calls; kill compute_bb_for_insn call.
495333a6
JH		 8728 * cfgbuild.c (find_basic_blocks): Kill compute_bb_for_insn call.
8729 * haifa-sched.c (sched_init): Likewise.
8730 * ssa-ccp.c (ssa_const_prop): Likewise.
8731 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
8732
d11cea13
DM		 87332002-06-11 David S. Miller <davem@redhat.com>
8734
8735 * emit-rtl.c (emit_*_scope): Only access INSN_SCOPE if
8736 active_insn_p.
8737
676997cf
RH		 87382002-06-11 Richard Henderson <rth@redhat.com>
8739
8740 * c-common.c (builtin_define_type_max): New.
8741 (cb_register_builtins): Define __SCHAR_MAX__, __SHRT_MAX__,
8742 __INT_MAX__, __LONG_MAX__, __LONG_LONG_MAX__, __CHAR_BIT__.
8743
8744 From Joseph S. Myers:
8745 * glimits.h: Rewrite to expect the double underscore definitions
8746 from the compiler.
8747
8748 * config/alpha/unicosmk.h, config/avr/avr.h, config/h8300/h8300.h,
8749 config/i386/linux64.h, config/ia64/aix.h, config/ia64/hpux.h,
8750 config/ia64/ia64.h, config/m68hc11/m68hc11.h, config/m68hc11/m68hc12.h,
8751 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
8752 config/pa/pa.h, config/rs6000/aix43.h, config/rs6000/aix51.h,
8753 config/rs6000/linux64.h, config/s390/linux.h, config/sh/sh.h,
8754 config/stormy16/stormy16.h: Don't define any of __SHRT_MAX__,
8755 __INT_MAX__, __LONG_MAX__, or __LONG_LONG_MAX__.
8756
116b7a5e
RH		 87572002-06-11 Richard Henderson <rth@redhat.com>
8758
8759 * config/alpha/alpha.c (ALPHA_BUILTIN_THREAD_POINTER): New.
8760 (ALPHA_BUILTIN_SET_THREAD_POINTER): New.
8761 (code_for_builtns): Update.
8762 (alpha_init_builtins): Add __builtin_thread_pointer and
8763 __builtin_set_thread_pointer.
8764 (alpha_expand_builtin): Handle void builtins.
8765 * doc/extend.texi (Alpha Built-in Functions): Update.
8766
0cec6af1
HPN		 87672002-06-11 Hans-Peter Nilsson <hp@axis.com>
8768
8769 PR target/6997
8770 * config/cris/cris.md ("sleu"): Set attribute "cc" to "none".
8771
1c0ca89d
ZW		 87722002-06-11 Zack Weinberg <zack@codesourcery.com>
8773
8774 * config.gcc: Make the name of the extra-modes file adjustable
8775 by target stanzas.
8776 (s390x, strongarm, xscale stanzas): Use this facility.
8777 * configure.in: Update to match.
8778 * configure: Regenerate.
8779
5dc8d536
AH		 87802002-06-11 Aldy Hernandez <aldyh@redhat.com>
8781
1c0ca89d
ZW		 8782 * config/rs6000/rs6000.c (rs6000_emit_minmax): Treat unsigned
8783 max/mins as unsigned GE compares.
5dc8d536 8784
169274cd
JT		 87852002-06-11 Jason Thorpe <thorpej@wasabisystems.com>
8786
1c0ca89d 8787 * config.gcc (vax-*-bsd*): Add vax/bsd.h to ${tm_file}.
169274cd
JT		 8788 * config/vax/bsd.h: New file.
8789 * config/vax/netbsd.h: Add missing notice.
1c0ca89d
ZW		 8790 (CPP_PREDEFINES): Remove.
8791 (TARGET_OS_CPP_BUILTINS): Define.
8792 (CPP_SPEC): Use NETBSD_CPP_SPEC.
169274cd
JT		 8793 * config/vax/openbsd.h: Update copyright years.
8794 (CPP_PREDEFINES): Remove.
8795 (TARGET_OS_CPP_BUILTINS): Define.
8796 * config/vax/ultrix.h: Likewise.
8797 * config/vax/vaxv.h: Likewise.
8798 * config/vax/vms.h: Likewise.
8799 * config/vax/vax.h (TARGET_CPU_CPP_BUILTINS): Define.
8800 (CPP_PREDEFINES, CPP_SPEC): Remove.
8801
2f41793e
JH		 8802Wed Jun 12 01:50:28 CEST 2002 Jan Hubicka <jh@suse.cz>
8803
8804 * i386.md (addqi_1_slp, subqi_1_slp
8805 (andqi_ext0, testqi_ext0): Remove unnecesary check.
8806 (addhi*, addqi*): Simplify "dec" condition.
8807 (testsi to testqi splitters): Remove TARGET_PROMOTE_QImode check.
8808 (and, or, xor to QImode splitters): New.
8809 (iorqi_ext*): New.
8810 (xorqi_ext_0): New.
8811 (xorqi_ext_1): Rename to xorqi_ext_2; bring to sync with and versions.
8812 (andqi_ext_1_rex64): New.
8813 (ashrqi*_slp): New.
8814 (ashlqi*_slp): New.
8815 (lshlqi*_slp): New.
8816 (rotrqi3*_slp): New.
8817 (rotlqi3*_slp): New.
8818
fc5c400a
GK		 88192002-06-11 Geoffrey Keating <geoffk@redhat.com>
8820
4c4eb375
GK		 8821 * config.gcc (powerpc*-*-*, rs6000-*-*-*): Don't bother including
8822 softfloat.h.
8823 * config/rs6000/vxppc.h (CPP_ENDIAN_BIG_SPEC): Delete.
8824 (CPP_ENDIAN_LITTLE_SPEC): Delete.
8825 * config/rs6000/sysv4le.h (CPP_ENDIAN_DEFAULT_SPEC): Delete.
8826 * config/rs6000/sysv4.h (CPP_SYSV_SPEC): Delete _SOFT_FLOAT setting,
8827 __LONG_DOUBLE_128__ setting, _CALL_* setting.
8828 (CPP_DEFAULT_SPEC): Delete.
8829 (CPP_FLOAT_DEFAULT_SPEC): Delete.
8830 (CPP_LONGDOUBLE_DEFAULT_SPEC): Delete.
8831 (CPP_SYSV_DEFAULT_SPEC): Delete.
8832 (CPP_ENDIAN_BIG_SPEC): Delete.
8833 (CPP_ENDIAN_LITTLE_SPEC): Delete.
8834 (CPP_ENDIAN_SPEC): Delete.
8835 (CPP_SPEC): Don't include cpp_endian, cpp_cpu.
8836 (SUBTARGET_EXTRA_SPECS): Delete cpp_sysv_default, cpp_endian_default,
8837 cpp_endian, cpp_endian_big, cpp_endian_little, cpp_float_default,
8838 cpp_longdouble_default.
8839 * config/rs6000/softfloat.h: Delete.
8840 * config/rs6000/rs6000.h (CPP_CPU_SPEC): Delete.
8841 (EXTRA_SPECS): Delete cpp_cpu.
8842 (TARGET_CPU_CPP_BUILTINS): New.
8843 * config/rs6000/rs6000-protos.h (rs6000_cpu_cpp_builtins): New
8844 prototype.
8845 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): New.
8846 * config/rs6000/linux64.h (CPP_PREDEFINES): Remove endianness defines.
8847 (CPP_DEFAULT_SPEC): Delete.
8848 * config/rs6000/eabiaix.h (CPP_SYSV_DEFAULT_SPEC): Delete.
8849 * config/rs6000/darwin.h (CPP_PREDEFINES): Don't define __BIG_ENDIAN__.
8850 * config/rs6000/beos.h (CPP_SPEC): Remove cpp_cpu.
8851 (CPP_DEFAULT_SPEC): Delete.
8852 * config/rs6000/aix51.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
8853 (CPLUSPLUS_CPP_SPEC): Likewise.
8854 (CPP_CPU_SPEC): Delete.
8855 (CPP_DEFAULT_SPEC): Delete.
8856 * config/rs6000/aix43.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
8857 (CPLUSPLUS_CPP_SPEC): Likewise.
8858 (CPP_CPU_SPEC): Delete.
8859 (CPP_DEFAULT_SPEC): Delete.
8860 * config/rs6000/aix41.h (CPP_SPEC): Remove cpp_cpu.
8861 (CPP_DEFAULT_SPEC): Delete.
8862 * config/rs6000/aix.h (CPP_SPEC): Remove cpp_cpu.
8863 (CPP_DEFAULT_SPEC): Delete.
8864
fc5c400a
GK		 8865 * doc/gty.texi: Small updates.
8866
13f0d49c
GDR		 88672002-06-12 Gabriel Dos Reis <gdr@codesourcery.com>
8868
8869 * objc/objc-act.c (warn_with_ivar): Adjust calls to
8870 diagnostic_count_error.
8871 (warn_with_method): Likewise.
8872
8873 * diagnostic.h (warnings_are_errors_message): New field of
8874 diagnostic_context.
8875 (diagnostic_count_error): Rename to diagnostic_count_diagnostic to
8876 match semantics.
8877 * diagnostic.c: Adjust calls to diagnostic_count_error through out.
8878 (diagnostic_count_diagnostic): Make aware of other kinds of
1c0ca89d 8879 diagnostics.
13f0d49c
GDR		 8880 (diagnostic_initialize): Initialize warnings_are_errors_message field.
8881
0797e472
TT		 88822002-06-11 Tom Tromey <tromey@redhat.com>
8883
8884 For PR java/6520:
8885 * fold-const.c (fold_convert): Don't modify existing tree's type.
8886
f288d4aa
GK		 88872002-06-11 Geoffrey Keating <geoffk@redhat.com>
8888
8889 * config/rs6000/ppc-asm.h: Remove some Windows NT leftovers.
8890
d27bab4c
RH		 88912002-06-11 Richard Henderson <rth@redhat.com>
8892
8893 * caller-save.c (init_caller_save): Clear INSN_CODE each iteration.
8894
bc2a8f08
RH		 88952002-06-11 Richard Henderson <rth@redhat.com>
8896
1c0ca89d 8897 * defaults.h (EH_FRAME_SECTION_NAME): Don't define if
bc2a8f08
RH		 8898 DWARF2_UNWIND_INFO is false.
8899
b217ec1b
BW		 89002002-06-11 Bob Wilson <bob.wilson@acm.org>
8901
8902 * config/xtensa/t-xtensa (LIBGCC1_TEST, CROSS_LIBGCC1): Delete.
8903
11819f80
UW		 8904 * config/s390/s390.c (emit_prologue): gen_store_multiple
8905 returns an insn now, not a pattern.
8906
c2727579
RO		 89072002-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8908
8909 * Makefile.in (gccinstall.dvi): Pass absolute pathnames to
8910 $(TEXI2DVI) -o.
8911
285464d0
JH		 8912Tue Jun 11 21:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
8913
8914 * i386.c (x86_promote_QImode): Set for Athlon
8915 (x86_fast_prefix): New global variable.
8916 (x86_arch_always_fancy_math_387): Fix formating.
8917 * i386.h (x86_fast_prefix): Declare
8918 (TARGET_FAST_PREFIX): define.
8919 * i386.md (and to strict_low_part, HI to SI
8920 promoting splitter): Use new macro.
8921
8922 * i386.h (RTX_COSTS): float_extend is not for free for SSE.
8923
1bb1f121
ZW		 89242002-06-11 Zack Weinberg <zack@codesourcery.com>
8925
8926 * Makefile.in (distclean): Delete junk left in testsuite
8927 directory, too.
8928
88c65786
JL		 89292002-06-11 Jeffrey Law <law@redhat.com>
8930
c6a3fcf0
JL		 8931 * emit-rtl.c (try_split): Use INSN_LAST, not LAST_INSN to get the
8932 last insn created by the splitter.
8933
0db79a6b
JL		 8934 * caller-save.c (init_caller_save): Move creation of SAVEINSN
8935 and RESTINSN into into the scope of the sequence.
8936
47eb2ca8
JL		 8937 * mips.c (mips_expand_prologue): Use emit_jump_insn for trivial
8938 RETURN insns.
8939
603b4b92
JL		 8940 * loop.c (loop_regs_scan): Avoid useless generation of REG objects.
8941
88c65786
JL		 8942 * mips.c (function_arg_advance): gen_ashldi3 returns an INSN now,
8943 not the pattern. So extract the pattern from the insn.
882c7223
JL		 8944
8945 * mips.c (embedded_pic_fnaddr_reg): Fix typo.
8946
df14489a
UW		 89472002-06-11 Ulrich Weigand <uweigand@de.ibm.com>
8948
8949 * config/s390/s390.md (movsi): Only use floating point
8950 register alternatives when operands are already fprs.
8951 (movdi_31, movdi_64): Likewise.
8952
6f9703af
DM		 89532002-06-11 David S. Miller <davem@redhat.com>
8954
8955 * emit-rtl.c (try_split): Do not abort on non-INSN_P.
8956 Only run RTX equality checks on INSN_P rtl.
8957
b2ccb744
UW		 89582002-06-11 Ulrich Weigand <uweigand@de.ibm.com>
8959
8960 * config/s390/s390.md (reload_base, ltorg): Remove.
1c0ca89d 8961 * s390.c (s390_stop_dump_lit_p, s390_dump_literal_pool,
b2ccb744 8962 s390_asm_output_pool_prologue, s390_pool_start_insn): Remove.
1c0ca89d 8963 * s390-protos.h (s390_stop_dump_lit_p, s390_dump_literal_pool,
b2ccb744
UW		 8964 s390_asm_output_pool_prologue): Likewise.
8965 * s390.h (s390_pool_start_insn): Likewise.
8966
1c0ca89d 8967 * s390.c (s390_output_symbolic_const): Remove support for
b2ccb744
UW		 8968 old-style pool chunks.
8969 (s390_function_epilogue): Likewise.
1c0ca89d 8970 (s390_output_constant_pool): Likewise. Also, fix incorrect
b2ccb744
UW		 8971 alignment for 64-bit literal pools.
8972 (print_operand_address): Remove 'y' and 'Y' format flags.
1c0ca89d 8973 * s390.h (ASM_OUTPUT_POOL_PROLOGUE): Remove support for
b2ccb744
UW		 8974 old-style pool chunks.
8975 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
8976 (ASM_OUTPUT_POOL_EPILOGUE): Remove.
8977 (S390_CHUNK_MAX, S390_CHUNK_OV, S390_POOL_MAX): Remove.
8978
8979 * s390.c (consttable_operand): New function.
8980 * s390-protos.h (consttable_operand): Declare it.
8981 * s390.h (PREDICATE_CODES): Add consttable_operand.
1c0ca89d
ZW		 8982 * s390.md (consttable_qi, consttable_hi, consttable_si, consttable_di,
8983 consttable_sf, consttable_df, pool_start_31, pool_end_31,
b2ccb744
UW		 8984 pool_start_64, pool_end_64, reload_base, reload_base2): New insns.
8985 * s390.c (struct constant, struct constant_pool): New data types.
8986 (constant_modes, gen_consttable): New variables.
1c0ca89d 8987 (s390_start_pool, s390_end_pool, s390_add_pool,
b2ccb744 8988 s390_dump_pool, s390_free_pool): New functions.
1c0ca89d 8989 (s390_chunkify_pool): Completely reimplement literal pool
b2ccb744
UW		 8990 overflow handling.
8991
8992 * s390.c (s390_pool_overflow): New variable.
8993 * s390.h (s390_pool_overflow): Declare it.
1c0ca89d 8994 * s390.md (cjump, icjump): Use it to adapt length for out-of-range
b2ccb744
UW		 8995 jumps in literal pool overflow situations.
8996
8997 * s390.c (s390_decompose_address): Accept new-style pool chunk offsets.
1c0ca89d 8998 (s390_frame_info): Account for possible use of RETURN_REGNUM
b2ccb744
UW		 8999 by new literal pool overflow code.
9000 (s390_emit_prologue): Likewise.
9001
2f937369
DM		 90022002-06-05 David S. Miller <davem@redhat.com>
9003
9004 Delete SEQUENCE rtl usage outside of reorg and ssa passes.
9005 * rtl.h (gen_sequence, emit_insns, emit_insns_before,
9006 emit_insns_before_scope, emit_insns_after,
9007 emit_insns_after_scope): Delete declaration.
9008 * ada/misc.c (insert_code_for): Use emit_insn* instead of
9009 emit_insns_foo.
9010 * config/alpha/alpha.c (alpha_set_memflags_1): Abort on SEQUENCE.
9011 (alpha_set_memflags): Fix comment.
9012 (set_frame_related_p): Use get_insns instead of gen_sequence.
9013 * config/alpha/alpha.md (setjmp receiver splitter): Avoid
9014 emitting no insns.
9015 * config/arm/arm.c (arm_finalize_pic): Use get_insns instead of
9016 gen_sequence.
9017 (arm_gen_load_multiple, arm_gen_store_multiple): Likewise.
9018 * config/fr30/fr30.c (fr30_move_double): Likewise.
9019 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_movstr):
9020 Likewise.
9021 * config/ia64/ia64.c (spill_restore_mem): Likewise.
9022 * config/ia64/ia64.md (conditional move spliiter): Avoid emitting
9023 no insns.
9024 * config/m32r/m32r.c (gen_split_move_double): Use get_insns
9025 instead of gen_sequence.
9026 * config/mips/mips.c (embedded_pic_fnaddr_reg): Likewise.
9027 (mips_expand_prologue, mips16_gp_pseudo_reg): Likewise.
9028 * config/sh/sh.c (sh_need_epilogue): Likewise.
9029 * config/sparc/sparc.md (current_function_calls_alloca, flat): New
9030 attributes.
9031 (setjmp pattern and split): Use them to avoid splitter which emits
9032 no RTL.
9033 * genattrtab.c (main): Emit include of function.h
9034 * config/stormy16/stormy16.c (xstormy16_split_cbranch): Use
9035 get_insns instead of gen_sequence.
9036 * config/cris/cris.c (cris_split_movdx): Likewise.
9037 * emit-rtl.c (emit_insns*): Kill.
9038 (try_split): Expect insn list instead of SEQUENCE.
9039 (make_jump_insn_raw, make_call_insn_raw): Fix comments.
9040 (emit_*insn*): Reimplement to work with INSN lists and PATTERNs.
9041 Make them abort if a SEQUENCE is given and RTL checking is
9042 enabled.
9043 (emit_*_scope): Don't forget to set scope on final insn.
9044 (gen_sequence): Move from here...
9045 * ssa.c (gen_sequence): To here as private function.
9046 * builtins.c (expand_builtin_apply_args): Use emit_insn_foo, fix
9047 comments.
9048 (expand_builtin_return, expand_builtin_mathfn): Likewise.
9049 (expand_builtin_strlen): Use get_insns instead of gen_sequence.
9050 (expand_builtin_saveregs): Use emit_insn_foo, fix comments.
9051 (expand_builtin_expect_jump): Use get_insns and fix comments.
9052 * calls.c (try_to_integrate): Use emit_insn_foo.
9053 (expand_call, emit_library_call_value_1): Likewise.
9054 * expr.c (emit_queue): Handle insn lists instead of SEQUENCE.
9055 (emit_move_insn_1): Use get_insns instead of gen_sequence.
9056 (expand_expr): Use emit_insn_foo.
9057 * cfgrtl.c (commit_one_edge_insertion): Use emit_insn_foo.
9058 * except.c (build_post_landing_pads): Likewise.
9059 * flow.c (attempt_auto_inc): Likewise.
9060 * stmt.c (expand_fixup, fixup_gotos, expand_nl_handler_label,
9061 expand_nl_goto_receivers, expand_decl_cleanup): Likewise.
9062 * function.c (fixup_var_refs_insn): Use get_insns instead of
9063 gen_sequence.
9064 (fixup_var_refs_1): Likewise and expect insn list from gen_foo.
9065 (fixup_memory_subreg): Use get_insns instead of gen_sequence.
9066 (fixup_stack_1, purge_addressof_1, expand_main_function,
9067 get_arg_pointer_save_area): Likewise.
9068 (optimize_bit_field, instantiate_virtual_regs_1, assign_parms,
9069 expand_function_end): Use emit_insn_foo.
9070 (record_insns, keep_stack_depressed): Work with insn list instead
9071 of SEQUENCE, fix comments.
9072 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag,
9073 noce_try_store_flag_constants, noce_try_store_flag_inc,
9074 noce_try_store_flag_mask, noce_emit_cmove, noce_try_cmove_arith,
9075 noce_try_minmax, noce_try_abs): Use emit_insn_foo.
9076 (noce_process_if_block): Use get_insns instead of gen_sequence.
9077 * optabs.c (add_equal_note): Work with insn list, fix comments.
9078 (expand_binop): Expect insn list from GEN_FCN(), use emit_insn_foo.
9079 (expand_unop, expand_complex_abs, expand_unop_insn,
9080 expand_no_conflict_block): Likewise.
9081 (gen_move_insn): Use get_insns instead of gen_sequence.
9082 (gen_cond_trap): Likewise.
9083 * integrate.c (copy_rtx_and_substitute): Likewise.
9084 (emit_initial_value_sets): Use emit_insn_foo.
9085 * reload1.c (emit_output_reload_insns, emit_reload_insns): Likewise.
9086 (fixup_abnormal_edges): Avoid losing REG_NOTES more intelligently
9087 now that RTL generators give insn lists.
9088 * sibcall.c (replace_call_placeholder): Use emit_insn_foo.
9089 * doloop.c (doloop_modify, doloop_modify_runtime): Use get_insns
9090 instead of gen_sequence.
9091 (doloop_optimize): Work with insn lists instead of SEQUENCE rtl.
9092 * explow.c (emit_stack_save, emit_stack_restore): Use get_insns
9093 instead of gen_sequence.
9094 * loop.c (move_movables, emit_prefetch_instructions,
9095 gen_add_mult, check_dbra_loop, gen_load_of_final_value):
9096 Likewise.
9097 (loop_regs_update): Work with insn list instead of SEQUENCE rtl.
9098 (product_cheap_p): Likewise, and add commentary about RTL wastage
9099 here.
9100 * lcm.c (optimize_mode_switching): Use get_insns instead of
9101 gen_sequence.
9102 * profile.c (gen_edge_profiler): Likewise.
9103 * regmove.c (copy_src_to_dest): Likewise.
9104 * reg-stack.c (compensate_edge): Likewise and fix comment.
9105 * gcse.c (process_insert_insn): Likewise.
9106 (insert_insn_end_bb): Work with insn list instead of SEQUENCE rtl.
9107 * jump.c (delete_prior_computation): Update comment.
9108 * genemit.c (gen_expand, gen_split, main): Use get_insns instead
9109 of gen_sequence, update comments to match.
9110 * recog.c (peephole2_optimize): Work with insn lists instead of
9111 SEQUENCE rtl.
9112 * sched-vis.c (print_pattern): Abort on SEQUENCE.
9113 * unroll.c (unroll_loop, find_splittable_givs, final_giv_value):
9114 Use get_insns instead of gen_sequence.
9115 (copy_loop_body): Likewise and don't emit dummy NOTE.
9116 * genrecog.c: Don't mention SEQUENCE rtl in comments.
9117 * combine.c (try_combine): Expect insn lists from split generator.
9118 * reorg.c (relax_delay_slots): Emit SEQUENCE into insn list by
9119 hand.
1c0ca89d 9120
43cf10b5
RS		 91212002-06-11 Roger Sayle <roger@eyesopen.com>
9122 Andreas Jaeger <aj@suse.de>
9123
9124 * cfgbuild.c: Update copyright years.
9125
1062f15a
AS		 91262002-06-11 Andreas Schwab <schwab@suse.de>
9127
1c0ca89d 9128 * config/m68k/m68k.h (PREDICATE_CODES): Define.
1062f15a 9129
ce3649d2
EC		 91302002-06-11 Eric Christopher <echristo@redhat.com>
9131
9132 * doc/tm.texi (Run-time Target): Add comment about flag_iso
9133 and strict ANSI.
9134 * config/mips/ecoff.h (CPP_PREDEFINES): Remove.
9135 * config/mips/ecoffl.h: Ditto.
9136 * config/mips/elf64.h (SUBTARGET_CPP_SPEC): Remove.
9137 (CPP_PREDEFINES): Ditto.
9138 * config/mips/elfl64.h: Ditto.
9139 * config/mips/elfl.h: Ditto.
9140 * config/mips/iris3.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): #if 0
9141 out until irix header consolidation.
9142 * config/mips/iris5.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): Replace
9143 with SUBTARGET_OS_CPP_BUILTINS.
9144 * config/mips/iris6.h: Ditto.
9145 (CPLUSPLUS_CPP_SPEC): Remove.
9146 * config/mips/linux.h: Ditto.
9147 * config/mips/netbsd.h: Ditto.
9148 * config/mips/openbsd.h: Ditto.
9149 * config/mips/rtems.h: Ditto.
9150 * config/mips/rtems64.h: Ditto.
9151 * config/mips/sni-svr4.h: Ditto.
9152 * config/mips/mips.h (ISA_MIPS1, ISA_MIPS2, ISA_MIPS3, ISA_MIPS4,
9153 ISA_MIPS32, ISA_MIPS64): New defines.
9154 (GENERATE_MULT3_SI, HAVE_SQRT_P, ISA_HAS_64BIT_REGS,
9155 ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE, ISA_HAS_8CC, ISA_HAS_FP4,
9156 ISA_HAS_COND_TRAP, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
9157 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Use.
9158 (TARGET_CPU_CPP_BUILTINS): Define.
9159 (CPP_PREDEFINES, LONG_MAX_SPEC, CPP_FPR_SPEC, CPP_SPEC): Remove.
9160 * config/mips/mips.md (mulsi3_mult3): Use ISA_MIPS32/64.
9161 (movdicc): Remove check for ISA_MIPS32.
9162 (bunordered, bordered, bungt, bunlt, buneq, bunge, bunle,
9163 sunordered_df, sunordered_sf, sordered_df, sordered_sf,
9164 sunlt_df, sunlt_sf, sungt_df, sungt_sf, suneq_df, suneq_sf, sunge_df,
9165 sunge_sf, sunle_df, sunle_sf): New patterns.
9166
bc3437ba
NB		 91672002-06-11 Neil Booth <neil@daikokuya.demon.co.uk>
9168
9169 * Makefile.in: Update cppmain.o.
9170 * cpphash.h (struct cpp_reader): Move some members to a
9171 nested structure.
9172 (trad_line): Rename saved_line.
9173 (_cpp_read_logical_line_trad): Update.
9174 (_cpp_remove_overlay): New.
9175 * cppinit.c (cpp_create_reader): No need to set saved_line.
9176 (cpp_destroy): Update.
9177 (cpp_read_main_file): Only overlay if compiling.
9178 * cpplex.c (continue_after_nul): Return false if in directive.
9179 * cpplib.c (EXPAND): New.
9180 (directive_table, SEEN_EOL): Update.
9181 (end_directive): Remove overlay if traditional; don't skip
9182 line in traditional #define.
9183 (prepare_directive_trad): New.
9184 (_cpp_handle_directive, run_directive): Update for traditional
9185 directives.
9186 (lex_macro_node): Simplify, don't use lex_identifier_trad.
9187 * cpplib.h (struct options): Add preprocess_only.
9188 * cppmain.c: Don't include intl.h.
9189 (cpp_preprocess_file): Set options->preprocess_only.
9190 (scan_translation_unit_trad): Fix, and print line numbers.
9191 * cpptrad.c (check_output_buffer, lex_identifier, scan_parameters,
9192 maybe_start_funlike, scan_out_logical_line, replace_args_and_push,
9193 save_replacement_text, _cpp_create_trad_definition): Update for
9194 variable renaming.
9195 (_cpp_overlay_buffer): Save line number.
9196 (_cpp_remove_overlay): Rename from restore_buff, restore line.
9197 (_cpp_read_logical_line_trad): Don't handle overlays here.
9198 (scan_out_logical_line): Process directives.
9199
b25bb36a
DS		 92002002-06-11 Danny Smith <dannysmith@users.sourforge.net>
9201
9202 * gthr-win32.h: Wrap functions in extern "C".
9203 (__gthread_key_t): Typedef as unsigned long,
9204 not win32 DWORD.
9205 (__GTHREAD_ONCE_INIT): Use 0, not win32 FALSE.
9206 (__gthread_mutex_t): Typedef as void*, not win32 HANDLE.
9207 (__gthr_win32_once, __gthr_win32_key_create,
9208 __gthr_win32_key_delete, __gthr_win32_getspecific,
9209 __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
9210 __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
9211 __gthr_win32_mutex_unlock): Declare.
9212 (__gthread_once,__gthread_key_create,
9213 __gthread_key_delete, __gthread_getspecific,
9214 __gthread_setspecific, __gthread_mutex_init_function,
9215 __gthread_mutex_lock,__gthread_mutex_trylock,
9216 __gthread_mutex_unlock): Call corresponding
9217 __gthr_win32_* extern implementations if #defined
9218 __GTHREAD_HIDE_WIN32API.
9219 * config/i386/t-mingw32 (LIB2FUNCS_EXTRA): Set to
ce3649d2 9220 $(srcdir)/config/i386/gthr-win32.c
b25bb36a
DS		 9221 * config/i386/gthr-win32.c: New implementation file.
9222 (__gthr_win32_once, __gthr_win32_key_create,
9223 __gthr_win32_key_delete, __gthr_win32_getspecific,
9224 __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
9225 __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
9226 __gthr_win32_mutex_unlock): New functions, based on
9227 static inlines in gthr-win32.h.
9228
a69c385e
BW		 92292002-06-10 Bob Wilson <bob.wilson@acm.org>
9230
9231 * config/xtensa/xtensa.c (override_options): Don't warn about
9232 using -fpic or -fPIC when PIC is enabled by default.
9233
e654730d
RS		 92342002-06-10 Roger Sayle <roger@eyesopen.com>
9235
9236 * toplev.c (rest_of_compilation): Revert flag_if_conversion change.
9237
a5381466
ZW		 92382002-06-10 Zack Weinberg <zack@codesourcery.com>
9239
9240 * Makefile.in (MACHMODE_H): Add @extra_modes_file@.
ce3649d2 9241 * configure.in: If $srcdir/config/${cpu_type}/${cpu_type}-modes.def
a5381466
ZW		 9242 exists, substitute its pathname as @extra_modes_file@, define
9243 EXTRA_MODES_FILE to be an appropriate string to #include it
9244 with, and define EXTRA_CC_MODES to 1.
9245
9246 * machmode.def: Update comments. Include EXTRA_MODES_FILE if
9247 it's defined. Get rid of redundancy in calling sequence for
9248 CC; don't use it to define CCmode, to avoid a warning.
9249 * libgcc2.c: Include symcat.h for the sake of machmode.def.
9250
9251 * arc-modes.def, arm-modes.def, c4x-modes.def, i386-modes.def,
9252 i960-modes.def, ia64-modes.def, m88k-modes.def, mmix-modes.def,
9253 pa-modes.def, pdp11-modes.def, rs6000-modes.def, sparc-modes.def:
9254 New files.
9255 * arc.h, arm.h, c4x.h, i386.h, i960.h, ia64.h, m88k.h, mmix.h,
9256 pa.h, pdp11.h, rs6000.h, sparc.h: Don't define EXTRA_CC_MODES.
9257
9258 * doc/sourcebuild.texi, doc/tm.texi: Document new scheme for
9259 defining extra CC modes.
9260
852c6ec7
RS		 92612002-06-10 Roger Sayle <roger@eyesopen.com>
9262 Andreas Jaeger <aj@suse.de>
9263
9264 * cfgrtl.c (create_basic_block_structure): Remove index argument
9265 and use last_basic_block++ instead. (create_basic_block): Update.
9266 * cfgbuild.c (find_basic_blocks_1): Likewise.
9267
9268 * cfgrtl.c (compute_bb_for_insn): Remove unused "max" argument.
9269 * haifa-sched.c (sched_init): Update compute_bb_for_insn caller.
9270 * sched-ebb.c (schedule_ebbs): Likewise.
9271 * sched-rgn.c (schedule_insns): Likewise.
9272 * ssa-ccp.c (ssa_const_prop): Likewise.
9273 * ssa-dcs.c (ssa_eliminate_dead_code): Likewise.
9274 * toplev.c (rest_of_compilation): Likewise.
9275 * config/ia64/ia64.c (ia64_reorg): Likewise.
9276
60c86d4e
RS		 92772002-06-10 Roger Sayle <roger@eyesopen.com>
9278
9279 * simplify-rtx.c (simplify_replace_rtx): Allow replacement
9280 of matching registers.
9281
9543a9d2
RS		 92822002-06-10 Roger Sayle <roger@eyesopen.com>
9283
9284 * toplev.c (rest_of_compilation): Disable early if-conversion pass.
9285 * gcse.c (bypass_conditional_jumps): Fix typo in setcc test.
9286
38e18619
HPN		 92872002-06-10 Hans-Peter Nilsson <hp@bitrange.com>
9288
9289 * config/mmix/mmix.h: Improve comments.
9290 (CPP_SPEC, CPP_PREDEFINES): Don't define.
9291 (TARGET_CPU_CPP_BUILTINS): Define.
9292 (CANONICALIZE_COMPARISON): Don't define, replace with comment.
9293 (PREDICATE_CODES) <"mmix_reg_or_8bit_or_256_operand">: Remove
9294 unused predicate.
9295 * config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Add cast to avoid
9296 compiler warning.
9297 (mmix_constant_address_p): Remove another
9298 redundant test before case.
9299 (mmix_canonicalize_comparison): Remove unused function.
9300 (mmix_print_operand_address): Don't test and adjust for operand in
9301 non-canonical format.
9302 (mmix_reg_or_8bit_or_256_operand): Remove unused predicate.
9303 (mmix_gen_compare_reg): Don't use CANONICALIZE_COMPARISON.
9304
ac17cd8f
ZW		 93052002-06-10 Zack Weinberg <zack@codesourcery.com>
9306
9307 * config/m32r/m32r.h: Don't define SELECT_CC_MODE.
9308 * config/m32r/m32r-protos.h: Don't prototype m32r_select_cc_mode.
9309 * config/m32r/m32r.c: Don't define m32r_select_cc_mode.
9310 (gen_compare): Use CCmode unconditionally.
9311
7b668f9e
JJ		 93122002-06-10 Jakub Jelinek <jakub@redhat.com>
9313
9314 PR optimization/6759
9315 * cse.c (cse_insn): Fold src_eqv just once, store it folded back into
9316 the REQ_EQUAL note.
9317
85d49058
JJ		 93182002-06-10 Jakub Jelinek <jakub@redhat.com>
9319
9320 PR c/6660
9321 * c-decl.c (grokfield): Allow user defined types if they declare
9322 structs or unions for unnamed fields.
9323
50f30e6b
JJ		 93242002-06-10 Jakub Jelinek <jakub@redhat.com>
9325
9326 PR c/6809
9327 * print-rtl.c (print_mem_expr): Don't crash on unnamed fields.
9328
156755ac
JJ		 93292002-06-10 Jakub Jelinek <jakub@redhat.com>
9330
9331 PR optimization/6842
9332 * combine.c (combine_simplify_rtx) [SUBREG]: Don't ICE if VOIDmode
9333 operand subreg cannot be simplified.
9334
5d056e9b
JJ		 93352002-06-10 Jakub Jelinek <jakub@redhat.com>
9336
9337 * varasm.c (const_hash): Handle FDESC_EXPR like ADDR_EXPR.
9338 (compare_constant): Likewise.
9339 (output_addressed_constants): Likewise.
9340
2bf87216
JJ		 93412002-06-10 Jakub Jelinek <jakub@redhat.com>
9342
9343 * cfgcleanup.c (try_optimize_cfg): Make sure merge_blocks doesn't
9344 merge bb with itself.
9345
135fd2d8
RH		 93462002-06-10 Richard Henderson <rth@redhat.com>
9347
9348 * config/alpha/alpha.md (builtin_zap): Fix thinkos expanding mask.
9349 (builtin_zapnot): Likewise.
9350
9351 * config/alpha/ev5.md: Don't combine shift and mvi insns in one
9352 reservation.
9353
fce5a9f2
EC		 93542002-06-10 Eric Christopher <echristo@redhat.com>
9355
9356 * config/i386/i386.c (ix86_osf_output_function_prologue): Remove
9357 prototype and function.
9358 (TARGET_ASM_FUNCTION_PROLOGUE): Remove OSF version.
9359 (call_insn_operand): Remove half pic references.
9360 (legitimate_address_p): Ditto.
9361 * config/i386/i386.h: Remove half pic defines.
9362
95b1627e
EC		 93632002-06-10 Eric Christopher <echristo@redhat.com>
9364
9365 * doc/extend.texi (Return Address): Add note explaining the side-
9366 effects of inlining on __builtin_return_address.
9367
aea185b3
TT		 93682002-06-10 Tom Tromey <tromey@redhat.com>
9369
9370 * Makefile.in (LANGHOOKS_DEF_H): Include langhooks-def.h.
9371 (c-common.o): Depend on langhooks.h.
9372
afb03408
NB		 93732002-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
9374
9375 * cpphash.h (_cpp_read_logical_line_trad,
9376 _cpp_expansions_different_trad): Update prototypes.
9377 * cpplex.c (continue_after_nul): New.
9378 * cppmain.c: Include cpphash.h.
9379 (scan_translation_unit_trad): New.
9380 (cpp_preprocess_file): Call it.
9381 * cpptrad.c (_cpp_read_logical_line_trad): Take new parameter
9382 overlay.
9383 (_cpp_expansions_different_trad): Update prototype.
9384
2754d3c5
R		 9385Mon Jun 10 18:02:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
9386
9387 Fix cfi generation for SH[1-4]:
9388
9389 * sh.c (frame_insn): New function.
9390 (output_stack_adjust): Add parameter emit_fn. All callers changed.
9391 (push): Now returns rtx. Use frame_insn.
9392 (sh_expand_prologue): Clear RTX_FRAME_RELATED_P for second push
9393 of a DF register.
9394 * sh.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_RETURN_COLUMN): Define.
9395
ad854f24
ZW		 93962002-06-10 Zack Weinberg <zack@codesourcery.com>
9397
9398 * Makefile.in (STAGESTUFF): Add s-gtype, gt-*.h, gtype-*.h,
9399 and gtype-desc.c.
9400 (mostlyclean): Delete specs.h, options.h, gencheck.h here...
9401 (distclean): ... not here. But do delete all testsuite/*.log,
9402 testsuite/*.sum files here. Delete mkheaders. Delete
9403 po/*.gmo and the testsuite directory in a split tree build.
9404
bf1660a6
JL		 94052002-06-10 Jeffrey Law <law@redhat.com>
9406
9407 * alias.c (static_reg_base_value): New to hold RTL for
9408 items allocated once per function for the aliasing code.
9409 (init_alias_once_per_function): Initialize static_reg_base_value.
9410 (init_alias_analysis): Avoid throw-away allocations of RTL by
9411 using pre-computed values in static_reg_base_value.
9412 * function.c (prepare_function_start): Call
9413 init_alias_once_per_function appropriately.
9414 * rtl.h (init_alias_once_per_function): Declare.
9415 * caller-save (init_caller_save): Restructure slightly to
9416 avoid lots of silly RTL generation.
9417 * expr.c (init_expr_once): Likewise.
9418 * reload1.c (reload_cse_regs_1): Allocate throw-away register
9419 RTL object here. Pass it into children.
9420 (reload_cse_simplify_operands): Use passed-in register RTL
9421 object.
9422 (reload_cse_simplify): Pass through throw-away register
9423 RTL object.
9424
8dc58484 94252002-06-10 Daniel Berlin <dberlin@dberlin.org>
ad854f24 9426
8dc58484
DB		 9427 * Makefile.in (ssa.o): Add dependency on $(RTL_H), which was missing.
9428
ea16b5ee
RS		 94292002-06-10 Richard Sandiford <rsandifo@redhat.com>
9430
9431 * gcc.c (process_command): Avoid assignment to read-only location.
9432 Fix sizeof calculation.
9433
6618c5d4
NB		 94342002-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
9435
9436 * cpphash.h (struct cpp_macro): Put comments on their own lines.
9437 (_cpp_expansions_different_trad): New.
9438 * cppmacro.c (warn_of_redefinition): Fix for traditional case.
9439 * cpptrad.c (canonicalize_text): New.
9440 (scan_out_logical_line): Handle no arguments correctly.
9441 (save_replacement_text): Commit memory when finished.
9442 (_cpp_expansions_different_trad): New.
9443
96e3ac4f
TJ		 94442002-06-10 Tim Josling <tej@melbpc.org.au>
9445
9446 * gengtype.c (unnamed enum containing BASE_FILE_*): Add languages
9447 TREELANG and COBOL.
9448 (lang_names): Add treelang and cobol.
9449 (get_file_basename): Add code to support treelang and cobol as
9450 4th and 5th users of c-common.c.
9451
37a4aa31
GK		 94522002-06-09 Geoffrey Keating <geoffk@redhat.com>
9453
9454 * Makefile.in (install-driver): Install driver as
9455 $(target_alias)-gcc-$(version).
9456 * gcc.c (spec_version): Make const.
9457 (process_command): Handle -V and -b by using exec.
9458 * doc/invoke.texi (Target Options): Restore -V option,
9459 update docs for -b option.
9460
02ef40d9
TJ		 94612002-06-10 Tim Josling <tej@melbpc.org.au>
9462
ad854f24
ZW		 9463 * configure.in (remaining_languages_check):
9464 Added check that all languages specified were found.
8d9afc4e 9465 Exit if not found. Previous behavior was silent failure.
02ef40d9
TJ		 9466 * configure: Regenerated.
9467
b38b97c4 94682002-06-10 Tim Josling <tej@melbpc.org.au>
ad854f24 9469
1c0ca89d 9470 First steps to making treelang documentation compliant, based on
b38b97c4
TJ		 9471 instructions in sourcebuild.texi. Also add to gcc.c list of
9472 default languages.
ad854f24 9473
b38b97c4
TJ		 9474 * doc/contrib.texi: Add self as contributor of treelang.
9475
9476 * doc/frontends.texi: Add mention of treelang.
9477
9478 * doc/invoke.texi (Overall Options): Add mention of treelang.
9479
9480 * doc/standards.texi: Add mention of treelang.
9481
ae9dbf1f
HPN		 94822002-06-09 Hans-Peter Nilsson <hp@axis.com>
9483
9484 * config/cris/cris.c: Include ggc.h
9485
1ce676a0
NB		 94862002-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
9487
9488 * cpphash.h (_cpp_push_text_context): Update.
9489 (_cpp_arguments_ok): New.
9490 * cppmacro.c (_cpp_arguments_ok): New, split out from...
9491 (collect_args): ...here.
9492 (_cpp_push_text_context): Change inputs.
9493 * cpptrad.c (struct fun_macro, maybe_start_funlike, save_argument,
9494 replace_args_and_push): New.
9495 (lex_identifier, _cpp_lex_identifier_trad, scan_parameters):
9496 Don't use IS macros directly.
9497 (scan_out_logical_line): Handle function-like macro argument
9498 collection.
9499 (push_replacement_text): Update.
9500 (replacement_length): Remove.
9501 (_cpp_create_trad_definition): Don't skip whitespace before
9502 checking for '('.
9503
25f2e176
MM		 95042002-06-09 Marek Michalkiewicz <marekm@amelek.gda.pl>
9505
9506 * config/avr/avr.c (avr_mcu_types): Update for new devices.
9507 * config/avr/avr.h (TARGET_SWITCHES, AVR_MEGA): Add -mshort-calls.
9508 (LINK_SPEC, CRT_BINUTILS_SPECS): Update for new devices.
9509 * config/avr/avr.md ("type" and "length" attributes): New type
9510 "xcall", length 1 or 2 if AVR_MEGA. Use in all patterns that
9511 output a single "call" or "rcall" insn depending on device size.
9512 * config/avr/t-avr (MULTILIB_MATCHES): Update for new devices.
9513
309323c2
DE		 95142002-06-09 David Edelsohn <edelsohn@gnu.org>
9515
9516 * config/rs6000/{aix43.h,aix5.1} (ASM_CPU_SPEC): Add power3
9517 synonym for 630. Add power4. Remove embedded processors. Use -m604
9518 assembler option.
9519 (CPP_CPU_SPEC): Add power3 and power4.
9520 (PROCESSOR_DEFAULT): Change to 604e.
9521 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Similar additions.
9522 (CPP_CPU_SPEC): Similar additions.
9523 (enum process_type): Add POWER4.
9524 (RTX_COSTS): Add POWER4.
9525 (CPP_CPU_SPEC): Similar additions.
9526 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
6ef0903d 9527 (PROCESSOR_DEFAULT64): Define.
309323c2
DE		 9528 * config/rs6000/rs6000.c (rs6000_override_options): Add power4.
9529 (rs6000_adjust_cost): Add 603, 604, 604e, 620, 630, Power4 to
9530 branch adjustment.
9531 (rs6000_issue_rate): Add Power4.
9532 * config/rs6000/rs6000.md (cpu attr): Add power4.
9533 (iu compare): Remove 604, 604e, 620, 630.
9534 Add basic Power4 scheduling information.
9535 (mfcr/mtcrf): Change type attribute to cr_logical.
9536
1f8e4682
KG		 95372002-06-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9538
57d80297
KG		 9539 * gengtype.h (error_at_line): Use PARAMS, not VPARAMS. Add
9540 ATTRIBUTE_PRINTF_2.
9541 * gengtype-lex.l: Fix format specifier warning.
9542
1f8e4682
KG		 9543 * genautomata.c: Don't include ctype.h or limits.h. Use ISSPACE,
9544 not isspace.
9545 * gengtype-lex.l: Don't include ctype.h and use ISSPACE/ISIDNUM in
9546 lieu of isspace/IDchar.
9547 * gengtype.c: Likewise for ctype.h and ISALNUM vs isalnum.
9548 * read-rtl.c: Likewise for ctype.h. Don't define ISDIGIT or
9549 ISSPACE.
9550
5a9ee623
ZW		 95512002-06-08 Zack Weinberg <zack@codesourcery.com>
9552
9553 * Makefile.in (LIBCPP_OBJS): Take out version.o.
9554 * cpphash.h (cpp_reader): Take out print_version member.
9555 * cppinit.c: (cpp_handle_option): Don't do anything with
9556 -version. Just set help_only for --version, --target-help.
9557 Just set verbose option for -v.
9558 (cpp_post_options): Don't print a version string.
9559
c16e5a35
MM		 95602002-06-08 Marek Michalkiewicz <marekm@amelek.gda.pl>
9561
9562 * config/avr/avr.c (TARGET_SECTION_TYPE_FLAGS): New.
9563 (avr_section_type_flags): New, handle .noinit* sections.
9564
79bc889e
JT		 95652002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
9566
9567 * config/sh/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): Define
9568 and include netbsd_entry_point.
9569 (SUBTARGET_LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
9570 (NETBSD_ENTRY_POINT): Define.
9571
6a79bb0a
JT		 95722002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
9573
9574 * config/sh/sh.h (SUBTARGET_EXTRA_SPECS): Define empty
5a9ee623 9575 if not already defined.
6a79bb0a
JT		 9576 (EXTRA_SPECS): Add SUBTARGET_EXTRA_SPECS.
9577
e52b6b63
MM		 95782002-06-08 Marek Michalkiewicz <marekm@amelek.gda.pl>
9579
9580 * config/avr/avr.c (avr_regs_to_save): No need to save any registers
9581 in a noreturn function.
9582 (avr_output_function_prologue, avr_output_function_epilogue):
9583 Correct function size calculation. Do not crash on empty function.
9584 (avr_output_function_epilogue): No need for epilogue after a BARRIER.
9585
1569d670
JT		 95862002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
9587
9588 * config/mips/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
9589 netbsd_link_spec and netbsd_entry_point.
9590 (LINK_SPEC): Use %(netbsd_link_spec).
9591 (NETBSD_ENTRY_POINT): Define.
9592
cfb06024
JT		 95932002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
9594
9595 * config/sparc/netbsd-elf.h (LINK_ARCH32_SPEC): Only specify
9596 linker emulation.
9597 (LINK_ARCH64_SPEC): Likewise.
9598 (LINK_SPEC, NETBSD_ENTRY_POINT): Define.
9599 (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and netbsd_entry_point.
9600
5a9ee623
ZW		 96012002-06-08 Marc Espie <espie@openbsd.org>
9602
9603 * lists.c (free_list): Fix typo in comment.
e3623158 9604
272cdf58
AJ		 96052002-06-08 Andreas Jaeger <aj@suse.de>
9606
9607 * lcm.c (optimize_mode_switching): Add unused attribute for
9608 variable.
9609
9610 * sched-deps.c (sched_analyze): Remove unused variable.
9611
bf3f2a12
GDR		 96122002-06-08 Gabriel Dos Reis <gdr@codesourcery.com>
9613
9614 * diagnostic.def: Don't capitalize diagnostict descriptors.
9615
523a5f2f
JT		 96162002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
9617
9618 * config/m68k/netbsd-elf.h (EXTRA_SPECS): Add netbsd_entry_point.
9619 (LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
9620 (NETBSD_ENTRY_POINT): Define.
9621
a3e944f9
JT		 96222002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
9623
9624 * config/i386/netbsd-elf.h (LINK_SPEC): Define as
9625 NETBSD_LINK_SPEC_ELF.
9626 (SUBTARGET_EXTRA_SPECS): Add netbsd_entry_point.
9627 (NETBSD_ENTRY_POINT): Define.
9628 * config/i386/netbsd64.h (LINK_SPEC): Use %(netbsd_link_spec).
9629 (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and
9630 netbsd_entry_point.
9631 (NETBSD_ENTRY_POINT): Define.
9632
854928a0
JT		 96332002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
9634
9635 * config/alpha/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
9636 netbsd_link_spec and netbsd_entry_point.
9637 (LINK_SPEC): Use %(netbsd_link_spec).
9638 (NETBSD_ENTRY_POINT): Define.
9639
6bb5d2e7
JT		 96402002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
9641
9642 * config/netbsd-elf.h (LINK_SPEC): Rename to...
9643 (NETBSD_LINK_SPEC_ELF): ...this. Use %(netbsd_entry_point)
9644 to specify program entry point.
9645
e50126e8
JL		 96462002-06-07 Jeff Law <law@redhat.com
9647
9648 * emit-rtl.c (init_emit): Add hard registers to regno_reg_rtx.
272cdf58 9649 * combine.c (move_deaths): Use regno_reg_rtx for hard regs rather
e50126e8
JL		 9650 than creating a new register.
9651 (distribute_notes): Likewise.
9652 * df.c (df_reg_use_gen): Likewise.
9653 (df_reg_clobber_gen): Likewise.
9654 (df_ref_record): Likewise.
9655 * expr.c (use_regs): Likewise.
9656 * flow.c (propagate_one_insn): Likewise.
9657 (mark_set_1): Likewise.
9658 (mark_used_reg): Likewise.
9659 * reload.c (emit_reload_insns): Likewise.
9660
bc9c18c3
RS		 96612002-06-07 Roger Sayle <roger@eyesopen.com>
9662
9663 * simplify-rtx.c (simplify_gen_relational): Simplify RTL of the form
9664 (ne (comp x y) 0) into (comp x y) where comp is a comparison code.
9665 Simplify (eq (comp x y) 0) into (revcomp x y) if the sense of the
9666 comparison code comp can be reversed.
9667
437f1df1
RS		 96682002-06-07 Roger Sayle <roger@eyesopen.com>
9669
9670 * fold-const.c (fold) [EQ_EXPR]: Place both integer and real
9671 constants last in comparisons. Optimize (x+1.0)>0.0 into the
9672 equivalent x > -1.0 when -ffast-math.
9673
cd24b8a4
JT		 96742002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
9675
9676 * config.gcc (mips*-*-netbsd*): Add mips/t-netbsd to ${tmake_file}.
9677 * config/mips/t-netbsd: New file.
9678
09e77dee
ZW		 96792002-06-07 Zack Weinberg <zack@codesourcery.com>
9680
9681 * cppinit.c (COMMAND_LINE_OPTIONS): Give all relevant -W
9682 options their own entries.
9683 (parse_option): Clarify comment.
9684 (cpp_handle_option): Remove 'ignore' parameter and OPT_W
9685 special case. Replace if/strcmp chain for -W options with
9686 use of new OPT_* entries for them.
9687 (cpp_handle_options): Update to match.
9688 * cpplib.h: Remove last parameter to cpp_handle_option from prototype.
9689 * c-decl.c: Update call to cpp_handle_option.
9690
942030dc
AD		 96912002-06-07 Akim Demaille <akim@epita.fr>
9692
9693 * gengtype-yacc.y (optionseqopt): Add the ending `;' to the action.
9694 Whitespace changes.
9695
f2846820
JL		 96962002-06-07 Jeffrey Law <law@redhat.com>
9697
9698 * sched-deps.c (free_deps): Avoid calling free_INSN_LIST_list
9699 on empty lists.
9700
4bafaa6f
L		 97012002-06-07 H.J. Lu (hjl@gnu.org)
9702
9703 * configure.in: Add --enable-__cxa_atexit.
9704 * configure: Regenerated.
9705 * config.in: Likewise.
9706
9707 * defaults.h (DEFAULT_USE_CXA_ATEXIT): New. Defined to be 0 if
9708 not defined.
9709
caef5b46
GDR		 97102002-06-07 Gabriel Dos Reis <gdr@merlin.nerim.net>
9711
9712 * diagnostic.c (diagnostic_build_prefix): Fix initialization.
9713
ac64a17c
JT		 97142002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
9715
9716 * config/mips/netbsd.h (CACHE_FLUSH_FUNC): Define.
9717
97459791
JM		 97182002-06-07 Jason Merrill <jason@redhat.com>
9719
9720 * cppexp.c (num_equality_op): Use a temporary variable to work
9721 around gcc 3.0.4 bug.
9722
4b1d52c7
GDR		 97232002-06-07 Gabriel Dos Reis <gdr@codesourcery.com>
9724
9725 * diagnostic.c (diagnostic_build_prefix): Tidy.
9726
c70f6ed3
NB		 97272002-06-07 Neil Booth <neil@daikokuya.demon.co.uk>
9728
9729 * cpptrad.c (struct block, BLOCK_HEADER_LEN, BLOCK_LEN,
9730 scan_parameters, save_replacement_text, replacement_length): New.
9731 (scan_out_logical_line): Take a macro and save parameters if
9732 non-NULL.
9733 (_cpp_logical_line_trad): Update.
9734 (_cpp_create_trad_definition): Update to handle function-like
9735 macros.
9736 * cpplex.c (new_buff): Update.
9737 (struct dummy, DEFAULT_ALIGNMENT, CPP_ALIGN): Move...
9738 * cpphash.h: ...here.
9739 (CPP_ALIGN2, _cpp_save_parameter): New.
9740 * cppmacro.c (save_parameter): Rename, export.
9741 (parse_params): Update.
9742
aec2ac46
AJ		 97432002-06-07 Andreas Jaeger <aj@suse.de>
9744
9745 * config/mmix/mmix.c: Remove extra broken prototype for
9746 mmix_init_machine_status.
9747
9f313342
GK		 97482002-06-06 Geoffrey Keating <geoffk@redhat.com>
9749
9750 * gengtype.c: Add comments before all the routines.
9751
3fa1b448
JT		 97522002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
9753
9754 * config.gcc (sh5*-*-netbsd*): Remove sh/t-netbsd-sh5-32
9755 from and add t-sh64 to ${tmake_file}.
9756 (sh64*-*-netbsd*): Add t-sh64 to ${tmake_file}.
9757 * config/sh/t-netbsd-sh5 (LIB1ASMFUNCS): Remove.
9758 * config/sh/t-netbsd-sh5-32: Remove.
9759 * config/sh/t-netbsd-sh5-64 (MULTILIB_OPTIONS): Use
9760 MULTILIB_ENDIAN.
9761 (MULTILIB_DIRNAMES): Define.
9762
0d682900
JH		 9763Thu Jun 6 23:14:46 CEST 2002 Jan Hubicka <jh@suse.cz>
9764
9765 * i386.md (and promoting splitters): Disable QI to SImode promoting
9766 when doing so changes immediate to be 32bit.
9767
9768 * rtl.h (emit_*_scope): Declare.
9769 * emit-rtl.c (emit_*_scope): New global functions.
9770 (try_split): Copy scope.
9771 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
9772 noce_try_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
9773 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9774 noce_process_if_block, find_cond_trap): Copy scopes.
9775 * recog.c (peephole2_optimize): likewise.
9776
c991649c
JL		 97772002-06-06 Jeffrey Law <law@redhat.com>
9778
9779 * h8300.h (OK_FOR_U): Fix thinko exposed by flag checking.
9780
8a5d66c4
R		 9781Thu Jun 6 21:06:25 2002 J"orn Rennecke <joern.rennecke@superh.com>
9782
9783 * gengtype-lex.l (INITIAL): New rule for "'"("\\".|[^\\])"'".
9784
d7f8491b
RO		 97852002-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9786
9787 * Makefile.in (TEXI_GCCINSTALL_FILES): Define.
9788 ($(docdir)/gccinstall.info): New target.
9789 (info): Depend on it.
9790 (gccinstall.dvi): New target.
9791 (dvi): Depend on it.
9792 * doc/.cvsignore: Ignore new info files.
9793 * doc/install.texi (@setfilename): Reflect new info filename.
9794
eaeb7de8
R		 9795Thu Jun 6 15:57:23 2002 J"orn Rennecke <joern.rennecke@superh.com>
9796
9797 * sh.c (machine_dependent_reorg): Don't set RTX_UNCHANGING_P
9798 on an UNSPEC.
9799
0c7aeb88
NP		 9800Thu Jun 6 07:17:43 2002 Nicola Pero <n.pero@mi.flashnet.it>
9801
9802 PR objc/6834
9803 * objc/objc-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define to be
9804 c_common_get_alias_set.
aec2ac46 9805 (LANG_HOOKS_SAFE_FROM_P): Define to be c_safe_from_p.
0c7aeb88 9806
2a496e8b
JDA		 98072002-06-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
9808
9809 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): New
9810 functions.
9811 * rtl.h (get_first_nonnote_insn, get_last_nonnote_insn): Declare.
9812 * avr/avr.c (avr_output_function_epilogue): Use above to determine
9813 function size.
9814 * pa/pa.c (pa_output_function_prologue): Likewise.
9815
2ff581c3
DM		 98162002-06-05 David S. Miller <davem@redhat.com>
9817
9818 * integrate.c (subst_constants): Handle 'B' RTL format.
9819
b2e2d0cc
EC		 98202002-06-05 Eric Christopher <echristo@redhat.com>
9821
9822 * varasm.c (make_decl_rtl): Fix comment for removed
9823 halfpic.c.
9824
0f81faf6
EC		 98252002-06-05 Eric Christopher <echristo@redhat.com>
9826
9827 * Makefile.in: Remove missed halfpic bits.
9828
33005162
EC		 98292002-06-05 Eric Christopher <echristo@redhat.com>
9830
9831 * toplev.c: Remove half-pic.
9832 * config/mips/mips.c: Ditto.
9833 * config/mips/mips.h: Ditto. Remove unused defines.
9834 * config/mips/openbsd.h: Update comment to reflect above.
9835 * config/mips/mips.md: Remove half-pic constraints.
9836 * halfpic.h: Delete.
9837 * halfpic.c: Ditto.
9838
80081028
JL		 98392002-06-05 Jeffrey Law <law@redhat.com>
9840
5a9ee623
ZW		 9841 * pa.h (EXTRA_CONSTRAINT, T case): Further refine so that it
9842 rejects (mem (lo_sum (reg) (unspec))), but will allow
9843 (mem (lo_sum (reg) (symbol_ref)) for PA2.0.
80081028 9844
cbc69f84
NB		 98452002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
9846
9847 * cpphash.h (_cpp_create_definition): Update prototype.
9848 (_cpp_push_text_context, _cpp_create_trad_definition): New.
9849 ( cpp_lex_identifier_trad): New.
9850 (_cpp_set_trad_context): New.
9851 * cppinit.c (cpp_finish_options): Don't conditionalize builtins.
9852 * cpplib.c (SEEN_EOL): Update.
9853 (lex_macro_node): Update for -traditional.
9854 (cpp_push_buffer, _cpp_pop_buffer): Similarly.
9855 * cppmacro.c (_cpp_create_definition): Split into
9856 create_iso_definition() and _cpp_create_trad_definition().
9857 (warn_of_redefinition): Update prototype; handle traditional
9858 macros.
9859 (_cpp_push_text_context): New.
9860 * cpptrad.c (skip_whitespace, push_replacement_text): New.
9861 (lex_identifier): Call ht_lookup with correct start.
9862 (_cpp_lex_identifier_tradm _cpp_create_trad_definition,
9863 _cpp_set_trad_context): New.
9864 (scan_out_logical_line): Update to handle changing contexts.
9865
dbf87f32
R		 9866Wed Jun 5 20:42:31 2002 J"orn Rennecke <joern.rennecke@superh.com>
9867
9868 * config.gcc (sh-*-elf*, sh64*-*-elf*): Unify.
9869 (shl*-*-elf*): Add.
9870 * config/sh/t-be (MULTILIB_ENDIAN): Set.
9871 * config/sh/t-le (MULTILIB_ENDIAN): Likewise.
9872 * t-sh (MULTILIB_ENDIAN): Set.
9873 (MULTILIB_OPTIONS): Use it.
9874 * t-sh64 (MULTILIB_OPTIONS): Likewise.
9875 (MULTILIB_DIRNAMES): Likewise.
9876
47b69537
GDR		 98772002-06-05 Gabriel Dos Reis <gdr@codesourcery.com>
9878
9879 * toplev.h (report_error_function): Remove.
9880
9881 * diagnostic.h (location_t): New datatype.
9882 (text_info): Likewise.
9883 (diagnostic_info): Likewise.
9884 (output_prefix): New macro.
9885 (diagnostic_last_function_changed): Likewise.
9886 (diagnostic_set_last_function): Likewise.
9887 (diagnostic_last_module_changed): Likewise.
9888 (diagnostic_set_last_module): Likewise.
9889 (report_diagnostic): Now macro.
9890 (diagnostic_set_info): Declare.
9891
9892 * diagnostic.c (report_problematic_module): Rename to
33005162 9893 diagnostic_repor_current_module.
47b69537
GDR		 9894 (set_diagnostic_context): Remove.
9895 (count_error): Rename to diagnostic_error_count.
9896 (error_function_changed): Remove.
9897 (record_last_error_function): Likewise.
9898 (error_module_changed): Likewise.
9899 (record_last_error_module): Likewise.
9900 (context_as_prefix): Rename to diagnostic_build_prefix.
9901 (flush_diagnostic_buffer): Rename to diagnostic_flush_buffer.
9902 (diagnostic_set_info): New function.
9903
9904 * objc/objc-act.c: #include diagnostic.h
9905 (error_with_ivar): Adjust call to count_error.
9906 (warn_with_method): Likewise.
9907 * objc/Make-lang.in (objc-act.o): Depend on diagnostic.h
9908
540eaea8
BW		 99092002-06-05 Bob Wilson <bob.wilson@acm.org>
9910
9911 * config/xtensa/xtensa.c (xtensa_build_va_list): Use
9912 lang_hooks.types.make_type instead of make_node; set up
9913 __va_list_tag type decl.
9914 (xtensa_builtin_saveregs): Remove broken use of
9915 RTX_UNCHANGING_P and unnecessary use of MEM_IN_STRUCT_P
9916 for saved registers; add varargs alias set.
9917
f23a084d
NB		 99182002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
9919
9920config:
9921 * alpha/gnu.h: Undef TARGET_OS_CPP_BUILTINS.
9922 * i386/beos-elf.h: Use TARGET_OS_CPP_BUILTINS rather than
9923 CPP_PREDEFINES and part of CPP_SPEC.
9924 i386/freebsd-aout.h, i386/gas.h, i386/gnu.h, i386/linux-aout.h,
9925 i386/linux.h, i386/moss.h, i386/xm-vsta.h: Similarly.
9926
3fe3a596
JH		 9927Wed Jun 5 15:20:58 CEST 2002 Jan Hubicka <jh@suse.cz>
9928
9929 * reg-stack.c (reg_to_stack): Do not call find_basic_blocks.
9930
1fd9ba59
AM		 99312002-06-05 Alan Modra <amodra@bigpond.net.au>
9932
9933 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Define.
9934
cea554e0
ZW		 99352002-06-04 Zack Weinberg <zack@codesourcery.com>
9936
9937 * gengtype-yacc.y: Make sure all rules end with a semicolon.
9938
07232638
BW		 99392002-06-04 Bob Wilson <bob.wilson@acm.org>
9940
9941 * config/xtensa/xtensa.c (xtensa_init_machine_status): Fix
9942 typo in function prototype and include "ggc.h" header.
9943
c4b50f1a
RH		 99442002-06-04 Richard Henderson <rth@redhat.com>
9945
9946 * config/alpha/alpha.c (mode_mask_operand): Simplify without ifdefs.
9947 (print_operand) ['U']: Likewise.
9948 (alpha_expand_unaligned_store): Correct constants for 32-bit cross.
9949 (alpha_expand_unaligned_store_words): Likewise.
9950 (alpha_expand_builtin_vector_binop): Fix typo.
9951 (enum alpha_builtin, code_for_builtin): Add remaining ext, ins, msk,
9952 umulh, and cix insns.
9953 (one_arg_builtins): Add cix builtins.
9954 (two_arg_builtins): Add ext, ins, msk, umulh builtins.
9955 (alpha_expand_builtin): Fix typo in arity.
9956 * config/alpha/alpha.md (UNSPEC_CTLZ, UNSPEC_CTPOP): New.
9957 (builtin_extbl, builtin_extwl, builtin_extll, builtin_extwh,
9958 builtin_extlh, builtin_insbl, builtin_inswl, builtin_insll,
9959 builtin_insql, builtin_inswh, builtin_inslh, builtin_insqh,
9960 builtin_mskbl, builtin_mskwl, builtin_mskll, builtin_mskql,
9961 builtin_mskwh, builtin_msklh, builtin_mskqh, builtin_cttz,
9962 builtin_ctlz, builtin_ctpop): New.
9963 * doc/extend.texi (Alpha Built-in Functions): Update.
9964
aaab35ae
GK		 99652002-06-04 Geoffrey Keating <geoffk@redhat.com>
9966
afb0f770
GK		 9967 * gengtype.c (write_gc_root): Don't unnecessarily prevent
9968 global variable-length arrays being roots.
9969
aaab35ae
GK		 9970 * config.gcc (powerpc-*-darwin*): Set config_gtfiles.
9971 * configure.in (config_gtfiles): New variable.
4912a07c 9972 (all_gtfiles): Initialize from config_gtfiles.
aaab35ae
GK		 9973 * configure: Regenerate.
9974
1ba7b414
NB		 99752002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
9976
9977config/i386:
9978 * beos-elf.h, cygwin.h, djgpp.h, gas.h, gnu.h, i386-interix.h,
9979 i386-interix3.h, i386elf.h, linux-aout.h, linux.h, linux64.h,
9980 mingw32.h, netbsd-elf.h, netbsd.h, netbsd64.h, rtemself.h,
9981 sco5.h, sol2.h, sysv3.h, sysv4.h, sysv5.h, uwin.h, vxi386.h,
9982 win32.h (CPP_SPEC): Remove cpp_cpu.
9983 * i386.h (TARGET_CPU_CPP_BUILTINS): Use.
9984 (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Die!
9985
135ca7b2
JJ		 99862002-06-04 Janis Johnson <janis187@us.ibm.com>
9987
9988 * config/ia64/ia64.c (gen_thread_pointer): Fix variable name.
9989
85d69216 99902002-06-04 Jeff Law <law@redhat.com.
5a9ee623
ZW		 9991 David Edelsohn <edelsohn@gnu.org>
9992 Michael Matz <matz@kde.org>
85d69216
JL		 9993
9994 * sched-int.h (struct deps): New field libcall_block_tail_insn.
9995 * sched_deps.c (init_deps): Initialize libcall_block_tail_insn.
9996 * sched_deps.c (sched_analyze_insn): If libcall_block_tail_insn
9997 is set, then mark the current insn as being part of a libcall
9998 scheduling group.
9999 (sched_analyze): Set and clear libcall_block_tail_insn appropriately.
10000
10001 * haifa-sched.c (schedule_block): Do not count USE or CLOBBER
10002 insns against the issue rate.
10003
63f4a88e
JH		 10004Tue Jun 4 19:29:42 CEST 2002 Jan Hubicka <jh@suse.cz>
10005
10006 * cfglayout.c (duplicate_insn_chain): Kill NOTE_INSN_RANGE notes.
10007 * final.c (final_scan_insn): Likewise.
10008 * ggc-common.c (ggc_mark_rtx_children_1): Likewise; use
10009 NOTE_EXPECTED_VALUE instead of NOTE_RANGE.
10010 * haifa-sched.c (unlink_other_notes): Likeewise.
10011 (reemit_notes): Likewise.
10012 * print-rtl.c (print_rtx): Likewise.
10013 * sched-deps (sched-analyze): Likewise.
10014 * rtl.c (note_insn_name): Likewise.
10015 * rtl.h (NOTE_RANGE_INFO, NOTE_LIVE_INFO): Kill.
10016 (enum insn_note): Kill NOTE_INSN_RANGE_*, NOTE_INSN_LIVE.
10017 (RANGE_*): Kill.
10018
a5d1f75b
JT		 100192002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
10020
10021 * varasm.c (mark_constants): Handle RTX format 'B'.
10022
82eda77e
NB		 100232002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
10024
10025 * cpphash.h (FIRST, LAST, CUR, RLIMIT): New.
10026 (struct cpp_context): Add traditional fields.
10027 * cppmacro.c (paste_all_tokens, push_ptoken_context,
10028 push_token_context, cpp_get_token, _cpp_backup_tokens): Update.
10029 * cpptrad.c (skip_comment, lex_identifier,
10030 _cpp_read_logical_line_trad, scan_out_logical_line): Update.
10031
589005ff
KH		 100322002-06-04 Kazu Hirata <kazu@cs.umass.edu>
10033
10034 * gbl-ctors.h: Fix formatting.
10035 * gcc.c: Likewise.
10036 * gccspec.c: Likewise.
10037 * gcov.c: Likewise.
10038 * gcov-io.h: Likewise.
10039 * gcse.c: Likewise.
10040 * ggc-common.c: Likewise.
10041 * ggc.h: Likewise.
10042 * ggc-page.c: Likewise.
10043 * ggc-simple.c: Likewise.
10044 * global.c: Likewise.
10045 * graph.h: Likewise.
10046 * gthr-dce.h: Likewise.
10047 * gthr.h: Likewise.
10048 * gthr-posix.h: Likewise.
10049 * gthr-rtems.h: Likewise.
10050 * gthr-solaris.h: Likewise.
10051 * gthr-win32.h: Likewise.
10052
e2500fed
GK		 100532002-06-03 Geoffrey Keating <geoffk@redhat.com>
10054
10055 Merge from pch-branch:
33005162 10056
e2500fed
GK		 10057 * gengtype.h (UNION_OR_STRUCT_P): New macro.
10058 * gengtype.c (write_gc_structure_fields): Use it.
10059 (write_gc_root): Use it here too.
10060
10061 * gengtype.c (write_gc_structure_fields): Assume that lengths
10062 of typenames fit into an 'int'; don't pass a size_t to "%d" in
10063 printf.
10064 (write_gc_marker_routine_for_structure): Likewise.
10065 (write_gc_types): Likewise.
10066 (write_gc_root): Likewise.
10067
10068 * varray.h (VARRAY_CLEAR): New.
10069 (varray_clear): Prototype.
10070 * varray.c (varray_clear): New.
10071 * cselib.c (reg_values_old): New.
10072 (used_regs_old): New.
10073 (cselib_init): Use cached varrays if available to avoid
10074 generating large amounts of garbage.
10075 (cselib_finish): Don't throw away old varrays.
10076
10077 * final.c (insn_addresses_): Move out of ifdef.
10078
10079 * varray.c (uses_ggc): Make more varray kinds GCable.
10080 * varray.h (union varray_data_tag): Let gengtype see
10081 fields 'generic' and 'te'.
10082 * reg-stack.c: Include gt-reg-stack.h, ggc.h.
10083 (stack_regs_mentioned_data): Move out of ifdef; mark with gengtype.
10084 (reg_to_stack): Don't call VARRAY_FREE.
10085 * insn-addr.h (INSN_ADDRESSES_FREE): Don't use VARRAY_FREE.
10086 (insn_addresses_): Use gengtype to mark.
10087 * gengtype.c (write_gc_structure_fields): Handle arrays of generic
10088 pointers; handle generic pointers in unused union fields.
10089 (get_output_file_with_visibility): Include cselib.h,
10090 insn-addr.h in gtype-desc.c.
10091 * function.c (prologue): Use gengtype to mark.
10092 (epilogue): Likewise.
10093 (sibcall_epilogue): Likewise.
10094 * dependence.c: Include gt-dependence.h, ggc.h.
10095 (struct def_use): Use gengtype to mark.
10096 (struct loop): Likewise.
10097 (struct induction): Likewise.
10098 (struct dependence): Likewise.
10099 (def_use_chain): Likewise.
10100 (dep_chain): Likewise.
10101 (loop_chain): Likewise.
10102 (induction_chain): Likewise.
10103 (init_dependence_analysis): Don't free anything, just clear pointers.
10104 (build_def_use): Use GGC to allocate def_use.
10105 (add_loop): Use GGC to allocate loop.
10106 (find_induction_variable): Use GGC to allocate induction.
10107 (check_node_dependence): Use GGC to allocate induction, dependence.
10108 (dump_node_dependence): Don't free varrays.
10109 (end_dependence_analysis): Likewise.
10110 * cselib.h (struct cselib_val_struct): Use gengtype to mark.
10111 (struct elt_loc_list): Likewise.
10112 (struct elt_list): Likewise.
10113 * cselib.c: Don't include obstack.h.
10114 (hash_table): Use gengtype to mark.
10115 (reg_values): Use gengtype to mark.
10116 (used_regs): Use gengtype to mark.
10117 (cselib_obstack): Delete.
10118 (cselib_startobj): Delete.
10119 (empty_vals): Mark as deletable.
10120 (empty_elt_lists): Mark as deletable.
10121 (empty_elt_loc_lists): Mark as deletable.
10122 (new_elt_list): Use GGC to allocate struct elt_list.
10123 (new_elt_loc_list): Use GGC to allocate struct elt_loc_list.
10124 (clear_table): Don't delete obstack; don't unnecessarily clear
10125 deletable variables.
10126 (new_cselib_val): Use GGC to allocate struct cselib_val.
10127 (cselib_init): Don't set up obstacks. Use GGC to allocate
10128 hash table.
10129 (cselib_finish): Just clear variables, don't free anything.
10130 * Makefile.in (cselib.o): Remove dependency on $(OBSTACK_H).
10131 (reg-stack.o): Add dependency on gt-reg-stack.h, $(GGC_H).
10132 (dependence.o): Add dependency on gt-dependence.h, $(GGC_H).
10133 (GTFILES): Add insn-addr.h, cselib.h, dependence.c, reg-stack.c.
10134 (gt-reg-stack.h): New rule.
10135 (gt-dependence.h): New rule.
10136 (gtype-desc.o): Add cselib.h, insn-addr.h.
10137
10138 * varray.c: Use only necessary headers.
10139 (element_size): New.
10140 (uses_ggc): New.
10141 (varray_init): Take type, not size. Use GGC if appropriate.
10142 (varray_grow): Update for change to struct varray_head_tag.
10143 Use GGC if appropriate.
10144 * varray.h (struct const_equiv_data): Use gengtype.
10145 (enum varray_data_enum): New.
10146 (union varray_data_tag): Use gengtype.
10147 (struct varray_head_tag): Use gengtype. Replace size field with
10148 enum varray_data_enum.
10149 (varray_init): Update prototype.
10150 (VARRAY_SCHED_INIT): Delete.
10151 (VARRAY_*_INIT): Update for change to varray_init.
10152 (VARRAY_SCHED): Delete.
10153 (VARRAY_PUSH_SCHED): Delete.
10154 (VARRAY_TOP_SCHED): Delete.
10155 * tree.h: Update for change to length specifier.
10156 * tree-inline.c (optimize_inline_calls): Don't use VARRAY_FREE.
10157 (clone_body): Likewise.
10158 * ssa.h (ssa_definition): Use gengtype to mark.
10159 * ssa.c (convert_from_ssa): Don't use VARRAY_FREE.
10160 * ssa-dce.c (ssa_eliminate_dead_code): Don't use VARRAY_FREE.
10161 * rtl.h (struct rtvec_def): Update for change to length specifier.
10162 * integrate.c (expand_inline_function): Don't use VARRAY_FREE.
10163 (struct initial_value_struct): Update for change to length specifier.
10164 * ggc.h (ggc_add_rtx_varray_root): Delete prototype.
10165 (ggc_add_tree_varray_root): Delete prototype.
10166 (ggc_mark_rtx_varray): Delete prototype.
10167 (ggc_mark_tree_varray): Delete prototype.
10168 * ggc-common.c (ggc_add_rtx_varray_root): Delete.
10169 (ggc_add_tree_varray_root): Delete.
10170 (ggc_mark_rtx_varray): Delete.
10171 (ggc_mark_tree_varray): Delete.
10172 (ggc_mark_rtx_varray_ptr): Delete.
10173 (ggc_mark_tree_varray_ptr): Delete.
10174 * gengtype.h (enum typekind): Remove TYPE_VARRAY.
10175 (create_varray): Delete prototype.
10176 * gengtype.c (varrays): Delete.
10177 (create_varray): Delete.
10178 (adjust_field_type): Detect array of string pointers.
10179 (process_gc_options): Remove code to handle varray_type option.
10180 (set_gc_used_type): Remove TYPE_VARRAY case.
10181 (output_escaped_param): New.
10182 (write_gc_structure_fields): Use output_escaped_param on all
10183 parameters. Handle 'skip' with 'use_param' option. Handle
10184 arrays of strings. Remove TYPE_VARRAY handling.
10185 (write_gc_roots): Use boolean to detect 'length' option.
10186 * gengtype-yacc.y (VARRAY_TYPE): Delete token.
10187 (struct_fields): Call adjust_field_type on array fields.
10188 (type): Remove VARRAY_TYPE case.
10189 (type_option): Likewise.
10190 * gengtype-lex.l: Don't consider varray_type a keyword.
10191 * function.h: Update for change to length specifier.
10192 (free_eh_status): Delete prototype.
10193 * function.c (free_after_compilation): Don't call free_eh_status.
10194 (reorder_blocks): Don't use VARRAY_FREE.
10195 * except.c (struct eh_status): Update for change to length specifier.
10196 remove varray_type specifier.
10197 (free_eh_status): Delete.
10198 * dwarf2out.c: Include gt-dwarf2out.h.
10199 (used_rtx_varray): Use gengtype to mark, move
10200 outside ifdefs.
10201 (incomplete_types): Likewise.
10202 (decl_scope_table): Likewise.
33005162 10203 (dwarf2out_init): Don't call ggc_add_tree_varray_root.
e2500fed
GK		 10204 * cfglayout.c (scope_to_insns_finalize): Don't use VARRAY_FREE.
10205 * c-tree.h (struct lang_type): Update for change to length specifier.
10206 * c-parse.in (yylexstring): Don't use VARRAY_FREE.
10207 * c-objc-common.c: Include gt-c-objc-common.h.
10208 (deferred_fns): Mark for gengtype.
10209 (c_objc_common_init): Don't call ggc_add_tree_varray_root.
10210 (expand_deferred_fns): Just set deferred_fns to 0 to free it.
10211 * Makefile.in (c-objc-common.o): Add gt-c-objc-common.h.
10212 (gtype-desc.o): Update dependencies.
10213 (dwarf2out.o): Add gt-dwarf2out.h.
10214 (varray.o): Update dependencies.
10215 (GTFILES): Add varray.h, ssa.h, dwarf2out.c, c-objc-common.c.
10216 (gt-c-objc-common.h): New rule.
10217 (gt-dwarf2out.h): New rule.
10218 * objc/objc-act.c (build_objc_string_object): Don't use VARRAY_FREE.
10219
10220 * doc/gty.texi (GTY Options): Correct spelling.
10221 (GGC Roots): Likewise.
10222 * Makefile.in (TEXI_CPP_FILES): New.
10223 (TEXI_GCC_FILES): New.
10224 (TEXI_GCCINT_FILES): New.
10225 (TEXI_CPPINT_FILES): New.
10226 ($(docdir)/cpp.info): Use new macros.
10227 ($(docdir)/gcc.info): Likewise.
10228 ($(docdir)/gccint.info): Likewise.
10229 ($(docdir)/cppinternals.info): Likewise.
10230 (cpp.dvi): Likewise.
10231 (gcc.dvi): Likewise.
10232 (gccint.dvi): Likewise.
10233 (cppinternals.dvi): Likewise.
10234
10235 * Makefile.in ($(docdir)/gccint.info): Depend on gty.texi.
10236 * doc/gccint.texi (Top): Include gty.texi.
10237 * doc/gty.texi: New file.
10238
10239 * bitmap.c: Include ggc.h, gt-bitmap.h.
10240 (bitmap_ggc_free): New.
10241 (bitmap_elem_to_freelist): New.
10242 (bitmap_element_free): Use bitmap_elem_to_freelist.
10243 (bitmap_element_allocate): Allow use of GGC.
10244 (bitmap_clear): Use bitmap_elem_to_freelist.
10245 (bitmap_copy): Update for change to bitmap_element_allocate.
10246 (bitmap_set_bit): Likewise.
10247 (bitmap_operation): Update for changes elsewhere.
10248 (bitmap_initialize): Allow to create bitmaps that will use GGC.
10249 * bitmap.h (struct bitmap_element_def): Use gengtype.
10250 (struct bitmap_head_def): Likewise. Also add 'using_obstack' field.
10251 (bitmap_initialize): Add extra parameter.
10252 (BITMAP_OBSTACK_ALLOC): Update for change to bitmap_initialize.
10253 (BITMAP_ALLOCA): Delete.
10254 (BITMAP_XMALLOC): Update for change to bitmap_initialize.
10255 (BITMAP_GGC_ALLOC): New.
10256 * Makefile.in (gtype-desc.o): Add bitmap.h.
10257 (bitmap.o): Add gt-bitmap.h, $(GGC_H).
10258 (GTFILES): Add bitmap.c.
10259 (gt-bitmap.h): New rule.
10260 ($(HOST_PREFIX_1)bitmap.o): Add gt-bitmap.h.
10261 * basic-block.h: Update for changes to bitmap_initialize.
10262 * except.c (exception_handler_label_map): Move into...
10263 (struct eh_status): Here.
10264 (struct eh_region): Make 'aka' GCable.
10265 (free_eh_status): Don't need to specially handle
10266 exception_handler_label_map.
10267 (add_ehl_entry): Update for changes to exception_handler_label_map.
10268 (find_exception_handler_labels): Likewise.
10269 (remove_exception_handler_label): Likewise.
10270 (maybe_remove_eh_handler): Likewise.
10271 (for_each_eh_label): Likewise.
10272 (remove_eh_handler): Allocate 'aka' using GGC.
10273 * gengtype.c (get_output_file_with_visibility): Add bitmap.h
10274 to list of includes.
10275
10276 * gengtype.c (write_gc_marker_routine_for_structure): Name
33005162 10277 the routines 'gt_ggc_mx_*' instead of 'gt_ggc_m_*'.
e2500fed
GK		 10278 (write_gc_types): Arrange for the tests with NULL to be inlined.
10279 (write_gc_roots): Update uses of procedure pointers.
10280 * ggc-common.c (gt_ggc_mx_rtx_def): Rename from gt_ggc_m_rtx_def.
10281
10282 * Makefile.in (explow.o): Add dependency on gt-explow.h.
10283 (sdbout.o): Add dependency on gt-sdbout.h.
10284
10285 * emit-rtl.c (const_int_htab): Use gengtype to clear unused entries.
10286 (mem_attrs_htab): Likewise.
10287 (init_emit_once): Don't call ggc_add_deletable_htab.
10288 * fold-const.c (size_htab): Use gengtype to clear unused entries.
10289 (size_int_type_wide): Don't call ggc_add_deletable_htab.
10290 * gengtype.c (finish_root_table): Add LASTNAME and TNAME
10291 parameters, use them, change callers.
10292 (write_gc_root): Add IF_MARKED parameter, use it, change callers.
10293 (write_gc_roots): Handle 'if_marked' option.
10294 (main): Don't need to call set_gc_used_type any more.
10295 * ggc.h (ggc_htab_marked_p): Delete.
10296 (ggc_htab_mark): Delete.
10297 (struct ggc_cache_tab): New.
10298 (gt_ggc_cache_rtab): New declaration.
10299 * ggc-common.c (struct d_htab_root): Delete.
10300 (d_htab_roots): Delete.
10301 (ggc_add_deletable_htab): Delete.
10302 (ggc_htab_delete): Handle new htab-deleting mechanism.
10303 (ggc_mark_roots): Use new htab-deleting mechanism.
10304 * tree.c (type_hash_table): Use gengtype to clear unused entries.
10305 Make static.
10306 (init_obstacks): Don't call ggc_add_deletable_htab.
10307
10308 * objc/objc-act.h (struct hashed_attribute): Use gengtype.
10309 (struct hashed_entry): Likewise.
10310 (nst_method_hash_list): Likewise.
10311 (cls_method_hash_list): Likewise.
10312 (HASH_ALLOC_LIST_SIZE): Delete.
10313 (ATTR_ALLOC_LIST_SIZE): Delete.
10314 * objc/objc-act.c (hash_init): Use ggc to allocate
10315 nst_method_hash_list, cls_method_hash_list.
10316 (hash_enter): Use ggc to allocate; allocate one entry at a time.
10317 (hash_add_attr): Likewise.
10318 (ggc_mark_hash_table): Delete.
10319 (objc_act_parse_init): Delete.
10320 (objc_init): Delete reference to objc_act_parse_init.
10321 * tlink.c: Replace hash.h with hashtab.h. Explicitly include
10322 obstack.h. Replace references to 'struct hash_table' with htab_t.
10323 (struct symbol_hash_entry): Replace hash header with key field.
10324 (struct file_hash_entry): Replace hash header with key field.
10325 (struct demangled_hash_entry): Replace hash header with key field.
10326 (hash_string_eq): New.
10327 (hash_string_hash): New.
10328 (symbol_hash_newfunc): Delete.
10329 (symbol_hash_lookup): Modify to use htab_t.
10330 (file_hash_newfunc): Delete.
10331 (file_hash_lookup): Modify to use htab_t.
10332 (demangled_hash_newfunc): Delete.
10333 (demangled_hash_lookup): Modify to use htab_t.
10334 (tlink_init): Modify to use htab_t.
10335 * hash.h: Delete.
10336 * hash.c: Delete.
10337 * ggc.h: Delete forward structure declarations.
10338 Delete prototypes for deleted functions.
10339 * ggc-common.c: Don't include hash.h.
10340 (ggc_add_tree_hash_table_root): Delete.
10341 (ggc_mark_tree_hash_table_entry): Delete.
10342 (ggc_mark_tree_hash_table): Delete.
10343 (ggc_mark_tree_hash_table_ptr): Delete.
10344 * gengtype.c (write_gc_structure_fields): Allow param_is option.
10345 (write_gc_marker_routine_for_structure): Use visibility of
10346 the parameter if there is one.
10347 * function.c: Replace hash.h with hashtab.h. Replace references
10348 to 'struct hash_table *' with htab_t.
10349 (struct insns_for_mem_entry): Include a plain key.
10350 (fixup_var_refs_insns_with_hash): Update to use htab_t.
10351 (insns_for_mem_newfunc): Delete.
10352 (insns_for_mem_hash): Update to use htab_t.
10353 (insns_for_mem_comp): Likewise.
10354 (insns_for_mem_walk): Likewise.
10355 * c-lang.c: Include ggc.h.
10356 * Makefile.in (OBJS): Remove hash.o.
10357 (c-lang.o): Add GGC_H.
10358 (COLLECT2_OBJS): Remove hash.o.
10359 (tlink.o): Remove hash.h, add HASHTAB_H and OBSTACK_H.
10360 (ggc-common.o): Remove hash.h.
10361 (function.o): Remove hash.h, add HASHTAB_H.
10362 (genautomata.o): Remove hash.h, add HASHTAB_H.
10363
10364 * varasm.c (mark_const_str_htab_1): Delete.
10365 (mark_const_str_htab): Delete.
10366 (const_str_htab_del): Delete.
10367 (const_str_htab): Use gengtype to mark.
10368 (init_varasm_once): Use gengtype to mark hashtables. Use GC to
10369 allocate them.
10370 * tree.c (mark_tree_hashtable_entry): Delete.
10371 (mark_tree_hashtable): Delete.
10372 * tree.h (mark_tree_hashtable): Delete prototype.
10373 * ggc.h (ggc_test_and_set_mark): Treat (void *)1 like NULL.
10374 (ggc_mark): Likewise.
10375 (ggc_calloc): New.
10376 (htab_create_ggc): New.
10377 * ggc-common.c (ggc_calloc): New.
10378 * gengtype.h (enum typekind): Add TYPE_PARAM_STRUCT.
10379 (struct type): Add param_struct structure.
10380 * gengtype.c (param_structs): New.
10381 (adjust_field_type): Handle param_is option.
10382 (set_gc_used_type): Handle TYPE_PARAM_STRUCT.
10383 (get_output_file_with_visibility): Include hashtab.h in gtype-desc.c.
10384 (write_gc_structure_fields): Add new PARAM parameter. Update
10385 callers. Handle use_param option. Handle TYPE_PARAM_STRUCT.
10386 (write_gc_marker_routine_for_structure): Add new PARAM parameter.
10387 Use it to generate function name. Update callers.
10388 (write_gc_types): Add new PARAM_STRUCTS parameter. Update callers.
10389 Process them.
10390 (write_gc_roots): Handle TYPE_PARAM_STRUCT. Allow param_is
10391 option.
10392 (main): Define PTR as pointer-to-scalar. Don't specially
10393 mark deferred_string or ehl_map_entry.
10394 * gengtype-yacc.y (PARAM_IS): Add new token.
10395 (externstatic): Use adjust_field_type.
10396 (type_option): Add PARAM_IS.
10397 * gengtype-lex.l: Add rule for typedef of function pointers.
10398 Add rule for PARAM_IS.
10399 (IWORD): Add size_t.
10400 * except.c (exception_handler_label_map): Use gengtype to mark.
10401 (type_to_runtime_map): Likewise.
10402 (mark_ehl_map_entry): Delete.
10403 (mark_ehl_map): Delete.
10404 (init_eh): Use gengtype for roots; use GC to allocate hash tables.
10405 (t2r_mark_1): Delete.
10406 (t2r_mark): Delete.
10407 * Makefile.in (gtype-desc.o): Correct dependencies.
10408 (GTFILES): Add hashtab.h.
10409 (genautomata.o): Actually uses hashtab.h.
10410
10411 * Makefile.in (stringpool.o): Add $(GGC_H).
10412 (dwarf2asm.o): Likewise.
10413 (GTFILES): Add hashtable.h.
10414 * c-common.h (struct c_common_identifier): Use gengtype.
10415 * c-decl.h (c_mark_tree): Delete.
10416 * c-lang.c (LANG_HOOKS_MARK_TREE): Delete.
10417 * c-tree.h (struct lang_identifier): Use gengtype.
10418 (union lang_tree_node): New.
10419 (c_mark_tree): Delete prototype.
33005162 10420 * dwarf2out.c [!DWARF2_DEBUGGING_INFO]: Define dummy
e2500fed
GK		 10421 dwarf2_debug_hooks.
10422 * gengtype-lex.l (IWORD): Allow 'bool'.
10423 (ptr_alias): Match.
10424 * gengtype-yacc.y (ALIAS): New token.
10425 (type_option): New rule.
10426 (option): Use type_option.
10427 * gengtype.c (process_gc_options): New.
10428 (set_gc_used_type): Use it.
10429 (write_gc_structure_fields): Add 'bitmap' parameter, change callers.
10430 Add new variable 't' to hold the type of the field being processed.
10431 Add more error checking. Use UNION_P when looking at 'desc' option.
10432 Handle language-specific structures containing other
10433 language-specific structures.
10434 (write_gc_types): Handle 'ptr_alias' option.
10435 (main): Don't need to specially output lang_type, lang_decl, lang_id2.
10436 * ggc-common.c (ggc_pending_trees): Delete.
10437 (ggc_mark_roots): Don't manipulate ggc_pending_trees.
10438 (ggc_mark_trees): Delete.
10439 (gt_ggc_m_tree_node): Delete.
10440 * ggc.h (ggc_pending_trees): Delete.
10441 (ggc_mark_tree): Make alias of gt_ggc_m_tree_node.
10442 * hashtable.h (ht_identifier): Use gengtype.
10443 * langhooks-def.h (LANG_HOOKS_MARK_TREE): Delete.
10444 * langhooks.h (struct lang_hooks): Delete mark_tree.
10445 * sdbout.c [! SDB_DEBUGGING_INFO]: Define dummy sdb_debug_hooks
10446 anyway.
10447 * system.h: Poison LANG_HOOKS_MARK_TREE.
10448 * tree.c (tree_node_structure): New.
10449 * tree.h (struct tree_common): Use gengtype.
10450 (struct tree_int_cst): Likewise.
10451 (struct tree_real_cst): Likewise.
10452 (struct tree_string): Likewise.
10453 (struct tree_complex): Likewise.
10454 (struct tree_vector): Likewise.
10455 (struct tree_identifier): Likewise.
10456 (struct tree_list): Likewise.
10457 (struct tree_vec): Likewise.
10458 (struct tree_exp): Likewise.
10459 (struct tree_block): Likewise.
10460 (struct tree_type): Likewise.
10461 (struct tree_decl): Likewise.
10462 (enum tree_structure_enum): New.
10463 (union tree_node): Use gengtype, with an alias.
10464 (tree_node_structure): Prototype.
10465 * objc/objc-lang.c (LANG_HOOKS_MARK_TREE): Delete.
10466
10467 Merge to tag pch-merge-20020430. The LANG_HOOKS_FUNCTION_MARK
10468 macro was deleted. The LANG_HOOKS_FUNCTION_FREE macro was renamed
10469 to LANG_HOOKS_FUNCTION_FINAL.
10470 * Makefile.in (GTFILES): Add bitmap.h.
10471 * except.c (struct eh_region): Mark field 'aka' to be skipped.
10472
10473 * config/alpha/alpha.c [TARGET_ABI_UNICOSMK]
10474 (alpha_init_machine_status): Give proper type.
10475 * Makefile.in (c-lang.o): Depend on gtype-c.h.
10476 (optabs.o): Depend on gt-optabs.h.
10477 (GTFILES): Add optabs.o.
10478 (gt-optabs.h): Add rule.
10479 * optabs.c: Include gt-optabs.h.
10480
10481 * gengtype.c (set_gc_used_type): Correct some errors in last change.
10482 (write_gc_structure_fields): If a field which should be NULL is
10483 not, abort.
10484 * c-pragma.c: Move struct align_stack and variable alignment_stack
10485 out from the ifdef.
10486
10487 * config/xtensa/t-xtensa: Add dependencies for gt-xtensa.h.
10488 * config/xtensa/xtensa.c: Include gt-cris.h.
10489 (struct machine_function): Use gengtype to mark.
10490 * config/mmix/mmix.h (struct machine_function): Use gengtype
10491 to mark.
10492 * config/cris/t-cris: Add dependencies for gt-cris.h.
10493 * config/cris/cris.c: Include gt-cris.h.
10494 (struct machine_function): Use gengtype to mark.
10495 * config/rs6000/rs6000.h (struct machine_function): Use gengtype
10496 to mark.
10497 * doc/tm.texi (Per-Function Data): Delete references to
10498 mark_machine_status.
10499 * config/ia64/ia64.c (ia64_override_options): Don't set
10500 mark_machine_status.
10501 * config/i386/i386.c (override_options): Likewise.
10502 * config/d30v/d30v.c (d30v_init_expanders): Likewise.
10503 * config/arm/arm.c (arm_init_expanders): Likewise.
10504 * config/alpha/alpha.c (override_options): Likewise.
33005162 10505 * gengtype.h (enum gc_used_enum): Add GC_MAYBE_POINTED_TO.
e2500fed
GK		 10506 * gengtype.c (set_gc_used_type): Handle 'maybe_null' option.
10507 (write_gc_structure_fields): Don't handle 'really' option.
10508 Handle 'maybe_null' option.
10509 (write_gc_types): Handle 'maybe_null' option.
10510 * function.h (struct function): Don't use "really".
10511 (mark_machine_status): Delete declaration.
10512 (mark_lang_status): Delete declaration.
10513 (gt_ggc_mr_machine_function): Delete prototype.
10514 (gt_ggc_mr_language_function): Delete prototype.
10515 * function.c (mark_machine_status): Delete.
10516 (mark_lang_status): Delete.
10517 (gt_ggc_mr_machine_function): Delete.
10518 (gt_ggc_mr_language_function): Delete.
10519 * c-tree.h (mark_c_function_context): Delete prototype.
10520 * c-objc-common.c (c_objc_common_init): Don't set mark_lang_status.
10521 * c-decl.c (struct language_function): Rename from struct
10522 c_language_function. Update uses. Use gengtype to mark.
10523 (mark_c_function_context): Delete.
10524 * c-common.h (struct c_language_function): Rename from struct
10525 language_function.
10526 (mark_stmt_tree): Delete prototype.
10527 (c_mark_lang_decl): Delete prototype.
10528 (mark_c_language_function): Delete prototype.
10529 * c-common.c (mark_stmt_tree): Delete.
10530 (c_mark_lang_decl): Delete.
10531 (mark_c_language_function): Delete.
10532
10533 * gengtype.h (enum typekind): Add TYPE_LANG_STRUCT.
10534 (lang_bitmap): New typedef. Use where appropriate.
10535 (struct type): Add gc_used field, lang_struct field.
10536 (UNION_P): New macro.
10537 (new_structure): New prototype.
10538 (find_structure): Remove 'pos' parameter. Change all callers.
10539 * gengtype-lex.l: Update for changes to find_structure.
10540 * gengtype-yacc.y (typedef_struct): Use new_structure.
10541 (yacc_ids): Suppress warning.
10542 (type): Use new_structure.
10543 * gengtype.c (string_type): Update for changes to struct type.
10544 (find_structure): Just find a structure, don't worry about
10545 creating one.
10546 (new_structure): New.
10547 (note_yacc_type): Use new_structure.
10548 (set_gc_used_type): New.
10549 (set_gc_used): New.
10550 (write_gc_structure_fields): Allow for pointers to TYPE_LANG_STRUCT.
10551 (write_gc_types): Handle TYPE_LANG_STRUCT.
10552 (write_gc_marker_routine_for_structure): New.
10553 (main): Call set_gc_used. Add some calls to set_gc_used_type
10554 for places where GCC doesn't use gengtype properly yet.
10555 * ggc.h (gt_ggc_m_rtx_def): Don't prototype.
10556 (gt_ggc_m_tree_node): Likewise.
10557
10558 * varasm.c (copy_constant): Call expand_constant if we hit
05713b80 10559 something we can't recognize.
e2500fed
GK		 10560
10561 * ggc-common.c (ggc_mark_rtvec_children): Delete.
10562 (ggc_mark_rtx_children): Use generic name for ggc_mark_rtvec.
10563 (lang_mark_false_label_stack): Delete.
10564 * rtl.h (struct rtvec_def): Use gengtype to mark.
10565 * ggc.h (ggc_mark_rtvec): Delete.
10566 (gt_ggc_m_rtvec_def): Delete.
10567 (ggc_mark_nonnull_tree): Delete.
10568 (ggc_mark_rtvec_children): Delete prototype.
10569 (lang_mark_false_label_stack): Delete declaration.
10570
10571 * gengtype.h (note_yacc_type): Add prototype.
10572 * gengtype.c (note_yacc_type): New function.
10573 * gengtype-lex.l: Add lexer support for yacc files.
10574 * gengtype-yacc.y (start): Extract union from yacc files.
10575 (yacc_union): New rule.
10576 (yacc_typematch): New rule.
10577 (yacc_ids): New rule.
10578 (enum_items): Tweak for efficiency.
10579 (optionseq): Likewise.
10580
10581 * c-common.h (struct language_function): Use gengtype.
10582 (struct c_lang_decl): Likewise.
10583 * c-tree.h (struct lang_decl): Likewise.
10584 (struct lang_type): Likewise.
10585 * c-decl.c (lang_mark_tree): Use generated marker routines to mark
10586 tree language substructures.
10587
10588 * stringpool.c (mark_ident): Replace ggc_mark_nonnull_tree with
10589 ggc_mark_tree.
10590 * dwarf2asm.c (mark_indirect_pool_entry): Likewise.
10591
10592 * varasm.c (struct rtx_const): Remove 'skip' tags for scalar arrays.
10593
10594 * stmt.c (struct nesting): Add discriminator. Use gengtype to
10595 mark. Remove 'data.block.cleanup_ptr' field.
10596 (struct stmt_status): Use usual technique to mark struct nesting.
10597 (gt_ggc_mr_nesting_cond): Delete.
10598 (gt_ggc_mr_nesting_loop): Delete.
10599 (gt_ggc_mr_nesting_block): Delete.
10600 (gt_ggc_mr_nesting_case_stmt): Delete.
10601 (expand_start_cond): Set discriminator.
10602 (expand_start_loop): Likewise.
10603 (expand_start_null_loop): Likewise.
10604 (expand_start_bindings_and_block): Set discriminator. Don't set
10605 deleted fields.
10606 (expand_decl_cleanup): Replace 'cleanup_ptr' with
10607 &thisblock->data.block.cleanups.
10608 (expand_start_case): Set discriminator.
10609 (expand_start_case_dummy): Set discriminator.
10610
10611 * ggc-callbacks.c: Remove.
10612
10613 * gengtype.h (struct type): Add 'u.s.bitmap' field.
10614 (find_structure): Add 'pos' parameter.
10615 * gengtype-lex.l: Update callers to find_structure.
10616 * gengtype-yacc.y: Likewise.
10617 * gengtype.c (find_structure): Allow for structures to be defined
10618 in multiple language backends.
10619 (get_output_file_with_visibility): Include debug.h in gtype-desc.c.
10620 (counter): Rename to gc_counter.
10621 (write_gc_structure_fields): Fail when writing out fields for
10622 an incomplete structure. Ignore arrays of scalars. Handle
10623 'tree_vec' special.
10624 (write_gc_types): Reset counter for each procedure written.
10625
10626 * stmt.c (add_case_node): Use GGC to allocate struct case_node.
10627 (free_case_nodes): Delete.
10628 (expand_end_case_type): Delete call to free_case_nodes.
10629
10630 * Makefile.in (cselib.o): Include gt-<filename>.h.
10631 (gcse.o): Likewise.
10632 (profile.o): Likewise.
10633 (alias.o): Likewise.
10634 (GTFILES): Add alias.c, cselib.c, gcse.c, profile.c, and
10635 alphabetize backend files.
10636 (gt-alias.h, gt-cselib.h, gt-gcse.h, gt-profile.h): New rules.
10637 * alias.c: Use gengtype for roots.
10638 * c-common.h (struct stmt_tree_s): Use gengtype.
10639 * c-decl.c: Use gengtype for roots.
10640 * cselib.c: Use gengtype for roots.
10641 * expr.c: Use gengtype for roots.
10642 * fold-const.c: Use gengtype for roots.
10643 * gcse.c: Use gengtype for roots.
10644 * gengtype-lex.l: Handle typedefs of function types.
10645 Allow for empty array bounds.
4912a07c
KH		 10646 Allow processing to stop on initializers.
10647 * gengtype-yacc.y (externstatic): Stop processing on initializers.
e2500fed
GK		 10648 (semiequal): New rule.
10649 * gengtype.c (create_file): Tidy output files.
10650 (get_output_file_with_visibility): Fix paren warning. Fix bug
10651 involving multiple input files mapping to one output file.
10652 (write_gc_structure_fields): Skip arrays of scalars.
10653 (write_gc_types): Tidy output files.
10654 (write_gc_root): New function.
10655 (write_gc_roots): Fix bugs, add support for roots that are
10656 structures.
10657 * ggc-common.c (ggc_mark_rtx_ptr): Delete.
10658 (ggc_mark_tree_ptr): Delete.
10659 (ggc_add_rtx_root): Delete.
10660 (ggc_add_tree_root): Delete.
10661 (ggc_del_root): Delete.
10662 * integrate.c (get_func_hard_reg_initial_val): Use ggc_alloc to
10663 allocate struct initial_value_struct.
10664 * profile.c: Use gengtype for roots.
10665 * sdbout.c: Use gengtype for roots.
10666 * varasm.c (mark_weak_decls): Delete unused prototype.
10667 (mark_const_hash_entry): Delete unused function.
10668 * config/darwin-protos.h: Use gengtype for roots.
10669 (machopic_add_gc_roots): Delete.
10670 * config/arm/arm.c: Use gengtype for roots.
10671 * config/arm/arm.h: Use gengtype for roots.
10672 * config/c4x/c4x-protos.h: Use gengtype for roots.
10673 * config/c4x/c4x.c (c4x_add_gc_roots): Delete.
10674 * config/d30v/d30v-protos.h: Use gengtype for roots.
10675 * config/d30v/d30v.c (d30v_add_gc_roots): Delete.
10676 * config/dsp16xx/dsp16xx.c (override_options): Use gengtype for roots.
10677 * config/dsp16xx/dsp16xx.h: Use gengtype for roots.
10678 * config/ia64/ia64-protos.h: Use gengtype for roots.
10679 * config/ia64/ia64.c (ia64_add_gc_roots): Delete.
10680 * config/m68hc11/m68hc11-protos.h: Use gengtype for roots.
10681 * config/m68hc11/m68hc11.c (z_reg): Make global.
10682 (z_reg_qi): Make global.
10683 (m68hc11_add_gc_roots): Delete.
10684 * config/mcore/mcore-protos.h: Use gengtype for roots.
10685 * config/mcore/mcore.c (mcore_add_gc_roots): Delete.
10686 * config/mips/mips.c (mips_add_gc_roots): Delete.
10687 * config/mips/mips.h: Use gengtype for roots.
10688 * config/mmix/mmix.c (override_options): Use gengtype for roots.
10689 * config/mmix/mmix.h: Use gengtype for roots.
10690 * config/mn10200/mn10200.c (asm_file_start): Use gengtype for roots.
10691 * config/mn10200/mn10200.h: Use gengtype for roots.
10692 * config/pa/pa.c: Use gengtype for roots, marking.
10693 (struct deferred_plabel): Use GGC, gengtype.
10694 (pa_add_gc_roots): Delete.
10695 (mark_deferred_plabels): Delete.
10696 * config/pj/pj-protos.h: Use gengtype for roots.
10697 * config/pj/pj.h (OVERRIDE_OPTIONS): Don't define.
10698 * config/rs6000/rs6000.c: Use gengtype for roots. Don't call
10699 machopic_add_gc_roots.
10700 * config/rs6000/rs6000.h: Use gengtype for roots.
10701 * config/rs6000/t-darwin (darwin.o): Add dependency on gt-darwin.h.
10702 (gt-darwin.h): Add rule.
10703 * config/sh/sh.c: Use gengtype for roots.
10704 * config/sh/t-sh ($(out_object_file)): Add dependency on gt-sh.h.
10705 (gt-sh.h): Add rule.
10706 * config/sparc/sparc.c: Use gengtype for roots.
10707 (sparc_add_gc_roots): Delete.
10708 (struct ultrasparc_pipeline_state): Use GGC, gengtype.
10709 (mark_ultrasparc_pipeline_state): Delete.
10710 * config/sparc/sparc.h: Use gengtype for roots.
10711
10712 * Makefile.in (c-parse.o): Update dependencies.
10713 (c-common.o): Likewise.
10714 (GTFILES): Add c-common.h, c-tree.h, c-common.c, c-parse.in.
10715 Add dependencies for the files they generate.
10716 * c-common.c: Replace ggc_add_* uses with GTY annotations.
10717 * c-common.h: Likewise.
10718 * c-decl.c: Likewise.
10719 (gt_ggc_mp_binding_level): Delete.
10720 * c-lang.c: Include gtype-c.h.
10721 * c-parse.in: Replace ggc_add_* uses with GTY annotations. Include
10722 gt-c-parse.h.
10723 * c-pragma.h: Replace ggc_add_* uses with GTY annotations.
10724 (gt_ggc_mp_align_stack): Delete.
10725 * c-tree.h: Replace ggc_add_* uses with GTY annotations.
10726 * function.c: Replace ggc_add_* uses with GTY annotations.
10727 (gt_ggc_mp_function): Delete.
10728 * function.h: Replace ggc_add_* uses with GTY annotations.
10729 * gengtype.c (lang_names): New.
10730 (NUM_BASE_FILES): New.
10731 (open_base_files): Create language base files.
10732 (startswith): New.
10733 (get_file_basename): New.
10734 (get_base_file_bitmap): New.
10735 (get_output_file_with_visibility): Rename from get_output_file.
10736 Add more mappings for various C/Objc filenames.
10737 (finish_root_table): New.
10738 (write_gc_roots): Handle dependencies and scoping properly.
10739 * gengtype.h: Add prototypes for new functions.
10740 * ggc-common.c (struct deletable_root): Delete.
10741 (deletables): Delete.
10742 (ggc_add_deletable_root): Delete.
10743 (ggc_mark_roots): No need to deal with deleted functionality.
10744 * ggc.h (ggc_add_deletable_root): Delete prototype.
10745 * objc/Make-lang.in (objc-act.o): Add gtype-objc.h dependency.
10746 (gtype-objc.h): Add rule to create.
10747 * objc/config-lang.in (gtfiles): New.
10748 * objc/objc-act.c: Allocate imp_list using GGC. Replace uses of
10749 ggc_add_* with GTY markers. Include gtype-objc.h.
10750 (ggc_mark_imp_list): Delete.
10751 * objc/objc-act.h: Replace uses of ggc_add_* with GTY markers.
10752 * objc/objc-lang.c: Random Whitespace Change.
10753
10754 * except.h (exception_handler_labels): Delete.
10755 (get_exception_handler_labels): New.
10756 * except.c (exception_handler_labels): Delete.
10757 (struct eh_status): Add exception_handler_labels field.
10758 (doing_eh): Don't add exception_handler_labels as root.
10759 (free_eh_status): Don't need to free exception_handler_labels.
10760 (get_exception_handler_labels): New.
10761 (find_exception_handler_labels): Update for move of
10762 exception_handler_labels.
10763 (remove_exception_handler_label): Likewise.
10764 * cfgrtl.c (can_delete_label_p): Use get_exception_handler_labels.
10765 * jump.c (rebuild_jump_labels): Likewise.
10766 * loop.c (find_and_verify_loops): Likewise.
10767 * sched-rgn.c (is_cfg_nonregular): Likewise.
10768
10769 * gengtype.c (write_gc_structure_fields): Handle variable-length
10770 TYPE_ARRAYs.
10771
10772 * varasm.c (struct weak_syms): Use GGC, gengtype.
10773 (mark_weak_decls): Delete.
10774 (weak_decls): Likewise.
10775 (add_weak): Likewise.
10776 (remove_from_pending_weak_list): Likewise.
10777 (init_varasm_once): Likewise.
10778
10779 * Makefile.in (gtype-desc.o): Add libfuncs.h dependency.
10780 (GTFILES): Add tree.h, libfuncs.h, emit-rtl.c, explow.c,
10781 stor-layout.c, regclass.c, and lists.c.
10782 Add dependencies of gt-emit-rtl.h gt-explow.h gt-stor-layout.h
10783 gt-regclass.h and gt-lists.h on s-gtype.
10784 * emit-rtl.c: Use gengtype for roots. Include gt-emit-rtl.h.
10785 * except.c: Use gengtype for roots.
10786 * explow.c: Use gengtype for roots. Include gt-explow.h.
10787 * expr.h (init_stor_layout_once): Delete prototype.
10788 * function.c: Use gengtype for roots.
10789 * gengtype-lex.l: Add ENT_EXTERNSTATIC lexing.
10790 * gengtype-yacc.y (start): Can also be an externstatic.
10791 (externstatic): New production.
10792 (struct_fields): Correct array bounds inversion for 2-d arrays.
10793 * gengtype.c (variables): New variable.
10794 (note_variable): New function.
10795 (get_output_file): Include libfuncs.h into gtype-desc.c.
10796 (get_output_file_name): New function.
10797 (write_gc_structure_fields): Suppress warnings.
10798 (write_gc_types): Make static.
10799 (put_mangled_filename): New function.
10800 (write_gc_roots): New function.
10801 (main): Call write_gc_roots.
10802 * gengtype.h (note_variable): Prototype.
10803 (get_output_file_name): Prototype.
10804 (write_gc_types): Delete prototype.
10805 * ggc.h: Clean up unnecessary structure predefinitions.
10806 (struct ggc_root_tab): Define.
10807 (gt_ggc_m_rtx_def): Make function, not macro.
10808 (gt_ggc_m_tree_node): Likewise.
10809 * libfuncs.h: Use gengtype for roots.
10810 * lists.c: Use gengtype for roots. Include gt-lists.h.
10811 (init_EXPR_INSN_LIST_cache): Delete.
10812 * optabs.c: Use gengtype for roots.
10813 (gt_ggc_mp_optab): Delete.
10814 * optabs.h: Use gengtype for roots.
10815 * regclass.c: Use gengtype for roots. Include gt-regclass.h.
10816 * rtl.h: Use gengtype for roots.
10817 (init_EXPR_INSN_LIST_cache): Delete prototype.
10818 * stor-layout.c: Use gengtype for roots.
10819 Include gt-stor-layout.h.
10820 (init_stor_layout_once): Delete.
10821 * toplev.c: Use gengtype for roots. Delete calls to deleted
10822 routines.
10823 * tree.c: Use gengtype for roots.
10824 * tree.h: Use gengtype for roots.
10825 * varasm.c: Use gengtype for roots.
33005162 10826
e2500fed
GK		 10827 * Makefile.in (GTFILES): Add @all_gtfiles@.
10828 * configure: Regenerate.
10829 * configure.in: Construct all_gtfiles from the gtfiles definitions
10830 in config-lang.in.
10831 * gengtype-yacc.y (type): Warn about duplicate structure names.
10832 * gengtype.c (get_output_file): Handle .c files in language
10833 subdirectories.
10834
10835 * Makefile.in (GTFILES): Run gengtype on all the config files
10836 and on the target .c file.
10837 * except.c (mark_eh_region): Delete.
10838 (init_eh_for_function): Use GGC on struct eh_status.
10839 (mark_eh_status): Delete.
10840 (free_eh_status): Use GGC.
10841 (expand_eh_region_start): Use GGC to
10842 (collect_eh_region_array): Allocate last_region_number using GGC.
10843 (duplicate_eh_region_1): Use GGC to allocate struct eh_region.
10844 (remove_eh_handler): Let GGC free struct eh_region.
10845 (add_call_site): Use GGC to reallocate call_site_record array.
10846 * function.c (init_machine_status): Update calling sequence.
10847 (mark_machine_status): Likewise.
10848 (mark_lang_status): Likewise.
10849 (prepare_function_start): Update init_machine_status call.
10850 (mark_function_status): Delete.
10851 (maybe_mark_struct_function): Delete.
10852 (ggc_mark_struct_function): Delete.
10853 (gt_ggc_mp_function): New.
10854 (gt_ggc_mr_machine_function): New.
10855 (gt_ggc_mr_language_function): New.
10856 (init_function_once): Use canonical names.
10857 * function.h (struct function): Use gengtype.
10858 (init_machine_status): Return the structure.
10859 (mark_machine_status): Take a 'void *'.
10860 (mark_lang_status): Likewise.
10861 * ggc-common.c (ggc_mark_trees): Use canonical name for
10862 ggc_mark_struct_function.
10863 * tree.h (ggc_mark_struct_function): Delete prototype.
10864 * config/alpha/alpha.c (alpha_mark_machine_status): Delete.
10865 (alpha_init_machine_status): Likewise.
10866 (override_options): Use canonical name for alpha_mark_machine_status.
10867 * config/alpha/unicosmk.h (struct machine_function): Use gengtype.
10868 * config/arm/arm.h (struct machine_function): Use gengtype.
10869 * config/arm/arm.c (arm_mark_machine_status): Delete.
10870 (arm_init_machine_status): Update calling sequence.
10871 (arm_init_expanders): Use canonical name for arm_mark_machine_status.
33005162 10872 * config/cris/cris.c (cris_init_machine_status): Update
e2500fed
GK		 10873 calling sequence.
10874 * config/d30v/d30v.h (struct machine_function): Use gengtype.
33005162 10875 * config/d30v/d30v.c (d30v_init_machine_status): Update
e2500fed
GK		 10876 calling sequence.
10877 (d30v_mark_machine_status): Delete.
10878 * config/i386/i386.c: Include gt-i386.h.
10879 (struct machine_function): Use gengtype.
10880 (ix86_init_machine_status): Update calling sequence.
10881 (ix86_mark_machine_status): Delete.
10882 (override_options): Use canonical namke for ix86_mark_machine_status.
10883 * config/ia64/ia64.h (struct machine_function): Use gengtype.
33005162 10884 * config/ia64/ia64.c (ia64_init_machine_status): Update calling
e2500fed
GK		 10885 sequence.
10886 (ia64_mark_machine_status): Delete.
33005162 10887 (ia64_override_options): Use canonical name for
e2500fed 10888 ia64_mark_machine_status.
33005162 10889 * config/mmix/mmix.c (mmix_init_machine_status): Update calling
e2500fed
GK		 10890 sequence.
10891 * config/rs6000/rs6000.c (rs6000_init_machine_status): Likewise.
10892 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10893 * gengtype.c (get_output_file): Fix warning.
10894 (main): Add prototype to suppress warning.
10895 * tree.c: Remove tree_hash_mark prototype.
10896
10897 * tree.h (init_stmt): Delete prototype.
10898 * toplev.c (lang_independent_init): Don't call init_stmt.
10899 * stmt.c (ALLOC_NESTING): Use GGC for 'struct nesting'.
10900 (stmt_obstack): Delete.
10901 (POPSTACK): No need to free 'struct nesting'.
10902 (gt_ggc_mr_nesting_cond): Use canonical names.
10903 (gt_ggc_mr_nesting_loop): Use canonical names.
10904 (gt_ggc_mr_nesting_block): Use canonical names.
10905 (gt_ggc_mr_nesting_case_stmt): Use canonical names.
10906 (mark_stmt_status): Delete.
10907 (init_stmt): Delete.
10908 (clear_last_expr): Clear both last_expr_type and last_expr_value.
10909 Use it everywhere that last_expr_type was cleared.
10910 * lists.c (init_EXPR_INSN_LIST_cache): Use ggc_add_deletable_root.
10911 (zap_lists): Delete.
10912 * ggc.h (ggc_add_deletable_root): Prototype.
10913 (mark_stmt_status): Remove prototype.
10914 * ggc-common.c (ggc_add_deletable_root): New.
10915 (ggc_mark_roots): Handle deletable roots.
10916 * function.c (ggc_mark_struct_function): Use canonical name
10917 for mark_stmt_status.
10918 * emit-rtl.c (free_sequence_stack): New.
10919 (start_sequence): Use a freelist for sequences.
10920 (end_sequence): Likewise.
10921 (init_emit_once): Add free_sequence_stack as a deleteable root.
10922 * c-pragma.c Include gt-c-pragma.h.
10923 (struct align_stack): Use gengtype.
10924 (push_alignment): Use GGC for struct align_stack.
10925 (mark_align_stack): Delete.
10926 (gt_ggc_mp_align_stack): New.
10927 (init_pragma): Use canonical name for mark_align_stack.
10928 * c-decl.c: Include gt-c-decl.h.
10929 (struct binding_level): Use gengtype.
10930 (make_binding_level): Use GGC; handle the freelist here.
10931 (pop_binding_level): New.
10932 (pushlevel): Move code into make_binding_level.
10933 (push_label_level): Likewise.
10934 (poplevel): Move code into pop_binding_level.
10935 (pop_label_level): Likewise.
10936 (mark_binding_level): Delete.
10937 (gt_ggc_mp_binding_level): New.
10938 (c_init_decl_processing): Use canonical name for mark_binding_level.
10939 Add free_binding_level as deletable root.
10940 (mark_c_function_context): Use canonical name for mark_binding_level.
10941 * Makefile.in (c-decl.o): Add gt-c-decl.h.
10942 (c-pragma.o): Add gt-c-pragma.h.
10943 (GTFILES): Add c-decl.c and c-pragma.c.
10944 (gt-c-decl.h, gt-c-pragma.h): Create using gengtype.
10945
10946 * tree.c (struct type_hash): Use gengtype.
10947 (init_obstacks): Use canonical name for type_hash_mark.
10948 (type_hash_mark): Delete.
10949 Include gt-tree.h.
10950 * rtl.h (struct mem_attrs): Use gengtype.
10951 * optabs.h (struct optab): Use gengtype.
10952 * optabs.c (expand_binop): Squish signed/unsigned warning.
10953 (mark_optab): Make local, use canonical name, use autogenerated
10954 marker procedure.
10955 (init_optabs): Use canonical name for mark_optab.
10956 (new_optab): Use GGC to allocate optabs.
10957 * ggc.h: Delete mark_optab prototype.
10958 * ggc-common.c (ggc_mark_rtx_children): Use canonical name for
10959 mem_attrs marker procedure.
10960 * gengtype.c (get_output_file): Include headers in gtype-desc.c
10961 explicitly rather than deducing them from file names.
10962 (write_gc_structure_fields): Handle arrays of structures.
10963 (main): Return non-zero exit code if errors occur during output.
10964 * emit-rtl.c (mem_attrs_mark): Delete.
10965 (init_emit_once): Use canonical name for mem_attrs marker procedure.
10966 * Makefile.in (gtype-desc.o): Explicitly name dependencies.
10967 (tree.o): Depend on gt-tree.h.
10968 (GTFILES): Add rtl.h, optabs.h, tree.c.
10969 (gt-tree.h): Add it to s-gtype rule.
10970
10971 * .cvsignore: Ignore gengtype flex/bison generated files.
10972 * Makefile.in (GGC_H): Add gtype-desc.h.
10973 (OBJS): Add gtype-desc.o.
10974 (GEN): Add gengtype.
10975 (STAGESTUFF): Add gengtype.
10976 (varasm.o): Add gt-varasm.h.
10977 (stmt.o): Add gt-stmt.h.
10978 (except.o): Add gt-except.h.
10979 (integrate.o): Add gt-integrate.h.
10980 (GTFILES): New.
10981 Add new rules for new files.
10982 * configure: Regenerate.
10983 * configure.in: Correct defaults.h paths.
10984 * emit-rtl.c (mark_sequence_stack): Delete.
10985 (mark_emit_status): Delete.
10986 (start_sequence): Allocate sequence structures using GGC.
10987 (end_sequence): Allocate sequence structures using GGC.
10988 * except.c: Use gengtype for various structures. Include
10989 gt-except.h.
10990 * expr.c (mark_expr_status): Delete.
10991 * function.c: Use gengtype for various structures. Include
10992 gt-function.h.
10993 (mark_function_status): Use standard gt_ggc names for marker functions.
10994 (ggc_mark_struct_function): Likewise.
10995 * function.h: Use gengtype for various structures.
10996 * gengtype-lex.l: New file.
10997 * gengtype-yacc.y: New file.
10998 * gengtype.c: New file.
10999 * gengtype.h: New file.
11000 * ggc.h: Include gtype-desc.h. Alias some marker procedures to
11001 the standard names. Remove some now-unnecessary prototypes.
11002 * integrate.c: Use gengtype for various structures. Include
11003 gt-integrate.h.
11004 (mark_hard_reg_initial_vals): Delete.
11005 * integrate.h (mark_hard_reg_initial_vals): Delete.
11006 * stmt.c: Use gengtype for various structures. Include
11007 gt-stmt.h.
11008 (mark_case_node): Delete.
11009 (mark_goto_fixup): Delete.
11010 (mark_stmt_status): Use standard gt_ggc names for marker functions.
11011 * system.h: Define GTY to empty. In flex/bison files,
11012 don't poison malloc or realloc, instead just define them to
11013 xmalloc and xrealloc.
11014 * varasm.c: Use gengtype for various structures. Include
11015 gt-varasm.h. Use standard gt_ggc names for marker functions.
11016 (mark_pool_constant): Delete.
11017 (mark_varasm_status): Delete.
11018 (decode_rtx_const): #if 0 out non-typesafe hack.
11019
11020 * function.h (free_lang_status): Mark as obsolete.
11021 * function.c (free_lang_status): Mark as obsolete.
11022 * c-decl.c (push_c_function_context): Use GC to allocate and free
11023 struct language_function.
11024 (pop_c_function_context): Likewise.
11025 * c-common.c (mark_c_language_function): Mark struct
11026 language_function.
11027
11028 * doc/tm.texi (Per-Function Data): Don't document free_machine_status.
11029 Document that the machine_function structures must be allocated
11030 using GC. Update mark_machine_status documentation.
11031 * function.h: Don't declare free_machine_status.
33005162 11032 * function.c (free_machine_status): Don't define.
e2500fed
GK		 11033 (free_after_compilation): Don't call free_machine_status.
11034 (ggc_mark_struct_function): Mark f->machine. Call
11035 mark_machine_status only on non-NULL pointers.
11036 * system.h: Poison free_machine_status.
11037 * config/xtensa/xtensa.c (xtensa_init_machine_status): Use GC on
11038 struct machine_function.
11039 (xtensa_free_machine_status): Delete.
11040 (override_options): Don't set free_machine_status.
11041 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11042 free_machine_status.
11043 (rs6000_init_machine_status): Use GC on struct machine_function.
11044 (rs6000_free_machine_status): Delete.
11045 * config/ia64/ia64.c (ia64_init_machine_status): Use GC on struct
11046 machine_function.
11047 (ia64_mark_machine_status): Likewise.
11048 (ia64_free_machine_status): Delete.
11049 (ia64_override_options): Don't set free_machine_status.
11050 * config/i386/i386.c (override_options): Don't set
11051 free_machine_status.
11052 (ix86_init_machine_status): Use GC on struct machine_function.
11053 (ix86_mark_machine_status): Likewise.
11054 (ix86_free_machine_status): Delete.
11055 * config/d30v/d30v.c: (d30v_init_machine_status): Use GC on struct
11056 machine_function.
11057 (d30v_mark_machine_status): Likewise.
11058 (d30v_free_machine_status): Delete.
11059 (d30v_init_expanders): Don't set free_machine_status.
11060 * config/arm/arm.c (arm_mark_machine_status): Use GC on struct
11061 machine_function.
11062 (arm_init_machine_status): Likewise.
11063 (arm_free_machine_status): Delete.
11064 (arm_init_expanders): Don't set free_machine_status.
11065 * config/alpha/alpha.c (override_options): Don't set
11066 free_machine_status.
11067 (alpha_init_machine_status): Use GC on struct machine_function.
11068 (alpha_mark_machine_status): Likewise.
11069 (alpha_free_machine_status): Delete.
11070
11071 * varasm.c (compare_constant): Fix typo.
11072
11073 * varasm.c: Don't include obstack.h.
11074 (struct varasm_status): x_const_rtx_hash_table is a hash of rtxes.
11075 (struct rtx_const): Give substructures names, improve formatting.
11076 (struct constant_descriptor): Delete.
11077 (struct constant_descriptor_tree): New, based on constant_descriptor.
11078 (const_hash_table): Is a hash table of trees.
11079 (mark_const_hash_entry): Is used for hashes of trees. Mark
11080 constant_descriptor_tree structure.
11081 (mark_const_str_htab_1): Mark deferred_string structure.
11082 (compare_constant): Rewrite to compare trees.
11083 (compare_constant_1): Delete.
11084 (record_constant): Delete.
11085 (record_constant_1): Delete.
11086 (output_constant_def): Use struct constant_descriptor_tree.
11087 Don't duplicate trees twice.
11088 (struct constant_descriptor_rtx): New.
11089 (struct pool_constant): Used for rtx constants.
11090 (init_varasm_status): Update for change to struct varasm_status.
11091 (mark_varasm_status): Likewise.
11092 (free_varasm_status): Delete.
11093 (compare_constant_rtx): Rewrite to handle constant_descriptor_rtx.
11094 (record_constant_rtx): Likewise.
11095 (mem_for_const_double): Update to use struct constant_descriptor_rtx.
11096 (force_const_mem): Likewise.
11097 * Makefile.in (varasm.o): Doesn't depend on obstack.h.
11098 * function.c (free_after_compilation): Don't use free_varasm_status.
11099 * function.h: Don't prototype free_varasm_status.
11100
11101 * ggc-common.c (ggc_realloc): Handle X being NULL.
11102
11103 * ggc-common.c (ggc_realloc): New function.
11104 * ggc.h: Prototype it.
11105 * emit-rtl.c (free_emit_status): Delete.
11106 (init_emit): Allocate emit subarrays using GC.
11107 (gen_reg_rtx): Reallocate subarrays using GC.
11108 (init_emit): Use GC to allocate 'struct emit_status' and its
11109 subarrays.
11110 (mark_emit_status): Mark structure and its subarrays.
11111 * stmt.c (free_stmt_status): Delete.
11112 * expr.c (free_expr_status): Delete.
11113 * function.h: Remove prototypes for deleted functions.
11114 * function.c (free_after_compilation): Don't use deleted functions.
11115 Don't call free() on x_parm_reg_stack_loc.
11116 (free_after_parsing): Don't use free_stmt_status.
11117 (assign_parms): Use GC to allocate and resize x_parm_reg_stack_loc.
11118 (mark_function_status): Mark x_parm_reg_stack_loc.
11119
11120 * varasm.c (init_varasm_status): Use GC to allocate
11121 'struct varasm_status' and its fields x_const_rtx_hash_table
11122 and x_const_rtx_sym_hash_table.
11123 (mark_varasm_status): Mark them.
11124 (free_varasm_status): Use GC to free them.
11125 * expr.c (init_expr): Use GC to allocate 'struct expr_status'.
11126 (mark_expr_status): Mark the structure itself.
11127 (free_expr_status): Use GC to free the structure.
11128 * stmt.c (free_stmt_status): Use GC to free 'struct stmt_status'.
11129 (mark_stmt_status): Mark the 'struct stmt_status' itself.
11130 (init_stmt_for_function): Allocate the structure for GC.
11131
11132 * dwarf2out.c (lookup_type_die): Use TYPE_SYMTAB_DIE.
11133 (equate_type_number_to_die): Likewise.
11134 * tree.h (TYPE_SYMTAB_DIE): New macro.
11135 (struct die_struct): Predeclare.
11136 (struct tree_type): Add field symtab.die. Add a tag
11137 to the union type of field symtab.
11138
11139 * varray.h (VARRAY_RTVEC_INIT): A varray of rtvec contains
11140 'struct rtvec_def *', not 'struct rtvec_def'.
11141
11142 * function.h (original_arg_vector): Make a real rtvec.
11143 * function.c (ggc_mark_struct_function): Adjust.
11144 * integrate.c (expand_inline_function): Adjust.
11145
b655555e
JT		 111462002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
11147
11148 * config.gcc (sh5-*-netbsd*, sh5l*-*-netbsd*)
11149 (sh64-*-netbsd*, sh64l*-*-netbsd*): New targets.
11150 * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN)
11151 (TARGET_VERSION_CPU): Define according to the
11152 default target.
11153 (TARGET_VERSION): Use TARGET_VERSION_ENDIAN and
11154 TARGET_VERSION_CPU.
11155 (TARGET_OS_CPP_BUILTINS): Use NETBSD_OS_CPP_BUILTINS_LP64
11156 if TARGET_SHMEDIA64.
11157 (LINK_DEFAULT_CPU_EMUL): Define according to the
11158 default target.
11159 (SUBTARGET_LINK_EMUL_SUFFIX): Define.
11160 (SUBTARGET_LINK_SPEC): Define.
11161 (LINK_SPEC): Use SH_LINK_SPEC.
11162 (ASM_SPEC): Remove.
11163 (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
11164 (FUNCTION_PROFILER): Add cases for TARGET_SHMEDIA32
11165 and TARGET_SHMEDIA64 which abort, for now.
11166 * config/sh/t-netbsd-sh5: New file.
11167 * config/sh/t-netbsd-sh5-32: New file.
11168 * config/sh/t-netbsd-sh5-64: New file.
11169
6d8fd7bb
RH		 111702002-06-03 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
11171 Richard Henderson <rth@redhat.com>
11172
11173 * config/alpha/alpha.c (reg_or_const_int_operand): New.
11174 (some_operand, input_operand): Accept CONST_VECTOR.
11175 (alpha_extra_constraint): Add 'W'.
11176 (alpha_expand_zap_mask): New.
11177 (alpha_expand_builtin_vector_binop): New.
11178 (enum alpha_builtin): New.
11179 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): New.
11180 (alpha_init_builtins, alpha_expand_builtin): New.
11181 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): New.
11182 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): New.
11183 (PREDICATE_CODES): Update.
11184 * config/alpha/alpha-protos.h: Update.
11185 * config/alpha/alpha.md (UNSPEC_CMPBGE, UNSPEC_ZAP,
11186 UNSPEC_AMASK, UNSPEC_IMPLVER, UNSPEC_PERR, UNSPECV_RPCC): New.
11187 (movv8qi, movv8qi_fix, movv8qi_nofix): New.
11188 (movv4hi, movv4hi_fix, movv4hi_nofix): New.
11189 (movv2si, movv2si_fix, movv2si_nofix): New.
11190 (uminv8qi3, sminv8qi3, uminv4hi3, sminv4hi3): New.
11191 (umaxv8qi3, smaxv8qi3, umaxv4hi3, smaxv4hi3): New.
11192 (builtin_cmpbge, builtin_extql, builtin_extqh, builtin_zap,
11193 builtin_zap_1, builtin_zapnot, builtin_zapnot_1, builtin_amask,
11194 builtin_implver, builtin_rpcc, builtin_minub8, builtin_minsb8,
11195 builtin_minuw4, builtin_minsw4, builtin_maxub8, builtin_maxsb8,
11196 builtin_maxuw4, builtin_maxsw4, builtin_perr, builtin_pklb,
11197 pklb, builtin_pkwb, pkwb, builtin_unpkbl, unpkbl,
11198 builtin_unpkbw, unpkbw): New.
11199 * doc/extend.texi (Alpha Built-in Functions): New.
11200
618939de
RH		 112012002-06-03 Richard Henderson <rth@redhat.com>
11202
11203 * crtstuff.c (__EH_FRAME_BEGIN__): Conditionalize on
11204 USE_EH_FRAME_REGISTRY, not EH_FRAME_SECTION_NAME.
11205
73db7137
RH		 112062002-06-03 Richard Henderson <rth@redhat.com>
11207
6933647a
RH		 11208 * config/alpha/alpha-protos.h: Eliminate unneeded ifdefs.
11209
73db7137
RH		 11210 * config/alpha/alpha.c (reg_or_0_operand): Use CONST0_RTX.
11211 (const0_operand): New.
11212 (reg_or_fp0_operand, fp0_operand): Remove.
11213 * config/alpha/alpha.h (PREDICATE_CODES): Update.
11214 * config/alpha/alpha-protos.h: Update.
11215 * config/alpha/alpha.md: Replace all uses of reg_or_fp0_operand
11216 and fp0_operand with reg_or_0_operand and const0_operand.
11217
a6f7c915
DN		 112182002-06-03 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
11219
11220 * alias.c (nonoverlapping_memrefs_p): Fix off by one error.
11221
b2f02503
RS		 112222002-06-03 Roger Sayle <roger@eyesopen.com>
11223
11224 * gcse.c (cprop_jump): Use single_set to get the pattern
11225 from the setcc argument.
11226
4fcc2065
GDR		 112272002-06-03 Gabriel Dos Reis <gdr@codesourcery.com>
11228
33005162 11229 * diagnostic.h (diagnostic_count): Move from output_buffer to
4fcc2065
GDR		 11230 diagnostic_context.
11231 (diagnostic_kind_count): Adjust definition.
11232
5204d665
JH		 11233Mon Jun 3 19:11:53 CEST 2002 Jan Hubicka <jh@suse.cz>
11234
11235 * except.c (except.c): Do not rebuild CFG.
11236 * toplev.c (rest_of_compilation): Recompute CFG after sibcall
11237 optimization.
11238
0478a14c
JH		 11239Mon Jun 3 11:53:01 CEST 2002 Jan Hubicka <jh@suse.cz>
11240
11241 * integrate.c (copy_insn_list): Properly pace the INSN_SCOPE copies.
11242 * toplev.c: Include cfglahout.h
11243 * Makefile.in (toplev.c): Add dependnecy.
11244
30efe578
NB		 112452002-06-03 Neil Booth <neil@daikokuya.demon.co.uk>
11246
11247 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): New.
11248 (CPP_CPU32_SPEC, CPP_CPU64_SPEC): Kill.
11249 (CPP_CPUCOMMON_SPEC): Rename CPP_CPU_SPEC.
11250
a782515b
JT		 112512002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
11252
11253 * config/ns32k/netbsd.h: Update copyright years.
11254 (TARGET_OS_CPP_BUILTINS): Define.
11255 (CPP_PREDEFINES): Remove.
11256 * config/ns32k/ns32k.h (CPP_PREDEFINES): Remove.
11257 (TARGET_CPU_CPP_BUILTINS): Define.
11258
0fb7aeda
KH		 112592002-06-02 Kazu Hirata <kazu@cs.umass.edu>
11260
589005ff 11261 * emit-rtl.c: Fix formatting.
0fb7aeda
KH		 11262 * errors.h: Likewise.
11263 * except.c: Likewise.
11264 * explow.c: Likewise.
11265 * expmed.c: Likewise.
11266 * expr.c: Likewise.
11267 * expr.h: Likewise.
11268
1c8ec18b
KH		 112692002-06-02 Kazu Hirata <kazu@cs.umass.edu>
11270
11271 * config/h8300/elf.h: Fix formatting.
11272 * config/h8300/rtems.h: Likewise.
11273
86cb04f6
JT		 112742002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
11275
11276 * config/rs6000/netbsd.h (DRAFT_V4_STRUCT_RET): Remove.
11277
5d83269d
TT		 112782002-06-02 Tom Tromey <tromey@redhat.com>
11279
11280 * fixinc/fixincl.x: Rebuilt.
11281 * fixinc/inclhack.def (thread_keyword): Match `*__thread'.
11282
62f6a494
NB		 112832002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
11284
11285config/i370:
11286 * i370.h (TARGET_CPU_CPP_BUILTINS): Use.
11287 * linux.h: Use TARGET_OS_CPP_BUILTINS rather than CPP_PREDEFINES.
11288 * mvs.h: Similarly.
11289 * oe.h: Similarly.
11290
0acb0203
JH		 11291Mon Jun 3 00:18:20 CEST 2002 Jan Hubicka <jh@suse.cz>
11292
11293 * final.c (final): Allow notes to not have computed addresses;
11294 kill no longer needed STACK_REGS ifdef.
11295
ada8d98a
RH		 112962002-06-02 Richard Henderson <rth@redhat.com>
11297
11298 * gcse.c (bypass_conditional_jumps): Fix typo last change.
11299
ba4f7968
JH		 11300Sun Jun 2 23:02:11 CEST 2002 Jan Hubicka <jh@suse.cz>
11301
ada8d98a
RH		 11302 * loop.c (emit_prefetch_instructions): Properly place the address
11303 computation.
ba4f7968
JH		 11304
11305Sun Jun 2 22:56:48 CEST 2002 Jan Hubicka <jh@suse.cz>
11306
11307 * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
11308 (set_block_for_insn): Turn into macro.
11309 * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
11310 * cfglayout.c (insn_scopes): Kill.
11311 (scope_to_insns_initialize): Do not use insn_scopes.
11312 (scope_to_insns_finalize): Likewise.
11313 (duplicate_insn_chain): Likewise.
11314 (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
11315 * cfgrtl.c (basic_block_for_insn): Kill.
11316 (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
11317 (create_basic_block_structure): Use reorder_insns.
11318 (compute_bb_for_insn): Do not use basic_block_for_insn.
11319 (merge_blocks_nomove): Likewise.
11320 (update_bb_for_insn): Likewise.
11321 (verify_flow_info): Likewise.
11322 (set_block_for_insn): Kill.
11323 * combine.c (try_combine): Update gen_rtx_INSN call.
11324 * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
11325 (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
11326 scopes and BBs.
11327 (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
11328 (emit_note_before, emit_note_after, emit_line_note_after, emit_note):
11329 Clear BB.
11330 (emit_insns_after): Simplify.
11331 (emit_copy_of_insn_after): Copy scope.
11332 * final.c (final_start_function): Lower scopes.
11333 * flow.c (check_function_return_warnings): Do not rely on deleted insn.
11334 * integrate.c (copy_insn_list): Cope scopes.
11335 * jump.c (duplicate_loop_exit_test): LIkewise; simplify.
11336 * loop.c (loop_optimize): Do not care block notes.
11337 * print-rtl.c (print_rtx): Print BB.
11338 * recog.c (apply_change_group): Simplify.
11339 * rtl.c (copy_rtx): Handle 'B'.
11340 * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
11341 * rtl.h (Field accessors): Update indexes.
11342 * sched-ebb.c (schedule_ebbs): Do not lower notes.
11343 * sched-rgn.c (schedule_insns): Likewise.
11344 * toplev.c (rest_of_compilation): Lower notes.
11345 * unroll.c (unroll_loop): Do not care scoping notes.
11346 (copy_loop_body): Copy scopes.
11347
537fc532
NB		 113482002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
11349
11350config/h8300:
11351 * elf.h: Use TARGET_OS_CPP_BUILTINS rather than
11352 SUBTARGET_SPEC.
11353 * rtems.h: Similarly.
11354 * h8300.h (CPP_PREDEFINES, CPP_SPEC, SUBTARGET_CPP_SPEC,
11355 EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
11356 (TARGET_CPU_CPP_BUILTINS): Use.
11357
ab780373
RH		 113582002-06-02 Richard Henderson <rth@redhat.com>
11359
11360 * alias.c: Include target.h.
11361 (mark_constant_function): Use targetm.binds_local_p instead
11362 of checking TREE_PUBLIC ourselves.
11363 * Makefile.in (alias.o): Add TARGET_H.
11364
b9305c66
NB		 113652002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
11366
11367 * c-lex.c: Update copyright and file description.
11368
0ac3e0c4
NB		 113692002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
11370
11371 * config/fr30/fr30.h: Update to new CPP macros.
11372
be3a1d46
NB		 113732002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
11374
11375 * config/dsp16xx/dsp16xx.h: Update to new CPP macros.
11376
ceeedfc1 113772002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
a8fd5963 11378 Zack Weinberg <zack@codesourcery.com>
ceeedfc1
NB		 11379
11380 * c-common.c (c_common_init): Override cpplib's default
11381 warn_long_long setting.
11382 * c-lex.c (lex_number): Replace with interpret_integer,
11383 interpret_float, narrowest_unsigned_type and
11384 narrowest_signed_type, taking advantage of the new
11385 cpplib functionality.
11386 * cpperror.c (_cpp_begin_message): If a warning is turned
11387 into an error, avoid printing "warning:".
11388 * cppexp.c (cpp_num_sign_extend): New.
11389 * cppinit.c: Update comment.
11390 * cpplib.h (cpp_num_sign_extend): New.
11391 * tree.h: Update comment.
11392
27e511e0
GDR		 113932002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
11394
11395 * diagnostic.h (struct diagnostic_context): Add new member
33005162 11396 internal_error.
27e511e0
GDR		 11397 (internal_error_function): Remove declaration.
11398 * diagnostic.c (internal_error_function): Remove definition..
11399 (internal_error): Adjust use.
11400
818b6b7f
RH		 114012002-06-02 Richard Henderson <rth@redhat.com>
11402
11403 * rtl.h (CC0_P): New.
11404 * gcse.c (cprop_jump): Use it with single_set. Tweak dump text.
11405 (cprop_insn): Allow any mode register; use CC0_P. CSE out single_set.
11406 (bypass_block): Save old dest block for dump text.
11407 (bypass_conditional_jumps): Allow any mode register; use CC0_P.
11408 Allow only true SET insns, not single_set.
11409
167143a0
GDR		 114102002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
11411
11412 * diagnostic.c (diagnostic_finish): Rename to output_flush.
11413 (clear_disgnostic_info): Rename to output_clear_data. Use false
11414 instead of 0 for boolean value.
11415 Adjust function call throughout.
11416
eae4bc56
JH		 11417Sun Jun 2 19:15:27 CEST 2002 Jan Hubicka <jh@suse.cz>
11418
11419 * cfgrtl.c (commit_one_edge_insertion): Fix warning.
11420 * gcse.c (bypass_conditional_jumps): CSE out single_set call.
11421
9eb404a0
NB		 114222002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
11423
11424 * d30v.h (CPP_PREDEFINES): Replace with
11425 (TARGET_CPU_CPP_BUILTINS): New.
11426
53e8b0b8
RS		 114272002-06-02 Roger Sayle <roger@eyesopen.com>
11428
11429 * config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
11430
92e34b67
JH		 11431Sun Jun 2 12:11:52 CEST 2002 Jan Hubicka <jh@suse.cz>
11432
11433 * gcse.c (bypass_conditional_jumps): Use single set to obtain set.
11434
e7e9d242
RH		 114352002-06-02 Richard Henderson <rth@redhat.com>
11436
11437 * rtlanal.c (volatile_refs_p): Not automatically true for CALL.
11438
9af145ae
MM		 114392002-06-02 Marek Michalkiewicz <marekm@amelek.gda.pl>
11440
11441 Support for C++ constructors/destructors.
11442 * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
11443 instead of looping if main() returns.
11444 (asm_file_start): Output global symbols that cause .data and .bss
11445 initialization code to be linked in, unconditionally for now.
11446 (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
11447 * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
11448 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
11449 (LIBSTDCXX): New.
11450 * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
11451 (__tablejump__): New.
11452 (__do_copy_data, __do_clear_bss): New.
11453 (__do_global_ctors, __do_global_dtors): New.
11454 * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
11455 _ctors, _dtors.
11456
0d66ad57
NB		 114572002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
11458
11459 * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
11460 (CPP_SPEC, CPP_PREDEFINES): Kill.
11461 * c4x/rtems.h (CPP_PREDEFINES): Kill.
11462 (TARGET_OS_CPP_BUILTINS): New.
11463
5c856b23
JH		 11464Sat Jun 1 23:29:51 CEST 2002 Jan Hubicka <jh@suse.cz>
11465
11466 * Makefile.in (tracer.o): New.
11467 * params.def (TRACER_*): New options.
11468 * rtl.h (tracer): Declare.
11469 * timevar.def (TV_TRACER): New.
11470 * toplev.c (dump_file_index): Add DFI_tracer.
11471 (dump_file_info): Add tracer.
11472 (flag_tracer): New.
11473 (lang_indepdenent_options): Add tracer.
11474 (rest_of_compilation): Call tracer.
11475 * tracer.c: New file.
11476 * invoke.texi (-ftracer): Document.
11477 (--param tracer-*): Document.
11478
e2405951
DB		 114792002-06-01 Daniel Berlin <dberlin@dberlin.org>
11480
11481 * tree-inline.c (expand_call_inline): Make the statement
33005162 11482 expression we generate have a COMPOUND_STMT.
e2405951 11483
0e3f0221
RS		 114842002-06-01 Roger Sayle <roger@eyesopen.com>
11485
11486 * gcse.c (cprop_cc0_jump): Function deleted.
11487 (cprop_jump): Take an additional argument which is the possibly
11488 NULL cc setting insn immediately before the conditional jump.
11489 When a MODE_CC set is present, substitute it into the JUMP_INSN
11490 before attempting the constant propagation.
11491 (cprop_insn): Recognize cc setters followed by conditional jumps
11492 as a special case. Use cprop_jump instead of cprop_cc0_jump.
11493 (cprop_one_pass): Call bypass_conditional_jumps if altering jumps.
11494 (find_bypass_set): New function based upon find_avail_set used by
11495 cprop, but finds constant expressions available at the end of
11496 basic blocks.
11497 (bypass_block): New function. Given a basic block that begins
11498 with a conditional jump and multiple incoming edges, perform
11499 the jump bypass optimization.
11500 (bypass_conditional_jumps): New function. Call bypass_block with
11501 each suitable basic block in the CFG using a simple single pass.
11502
378393da
RS		 115032002-06-01 Roger Sayle <roger@eyesopen.com>
11504
11505 * tree.c (real_minus_onep): New function to test for -1.0.
11506 * fold-const.c (fold) [MULT_EXPR]: Optimize -1.0*x into -x.
11507
01c58f26
RS		 115082002-06-01 Roger Sayle <roger@eyesopen.com>
11509
11510 * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
11511 and "!p && !q" into "(p|q) == 0" under suitable conditions.
11512
91b12472
AJ		 115132002-06-01 Andreas Jaeger <aj@suse.de>
11514
11515 * cppexp.c (cpp_classify_number): Cast precission to int for
11516 correct printf format.
11517
01e9ae86
MM		 115182002-06-01 Marek Michalkiewicz <marekm@amelek.gda.pl>
11519
11520 * config/avr/avr.c (avr_mcu_types): Remove devices that were once
11521 expected, but don't really exist: atmega83, atmega85, attiny10.
11522 * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
11523 emulations for all devices.
11524 (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
11525 * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
11526
be1e06df
KH		 115272002-06-01 Kazu Hirata <kazu@cs.umass.edu>
11528
11529 * config/h8300/h8300-protos.h: Add a prototype for
11530 h8300_shift_needs_scratch_p.
11531 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
11532 * config/h8300/h8300.h (OK_FOR_R): New.
11533 (OK_FOR_S): Likewise.
11534 (OK_FOR_T): Likewise.
11535 (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
11536 * config/h8300/h8300.md (anonymous shift patterns): Use
11537 constraints R, S, and T.
11538
2ecfd709
ZD		 11539Sat Jun 1 11:23:22 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11540
11541 * basic-block.h (struct basic_block_def): New field loop_father.
11542 (BB_VISITED): New flag.
11543 (struct loop): New field pred, removed field shared.
11544 (struct loops): New field parray.
11545 (LOOP_EXITS_DOMS): Removed.
11546 (flow_loop_tree_node_add, flow_loop_tree_node_remove,
11547 flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
11548 dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
11549 add_bb_to_loop, remove_bb_from_loops, find_common_loop,
11550 verify_loop_structure): Declare.
11551 * cfg.c (entry_exit_blocks): Initialize loop_father field.
11552 * cfganal.c (dfs_enumerate_from): New function.
11553 * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
11554 (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
11555 flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
11556 flow_loop_dump, flow_loops_dump, flow_loops_free,
11557 flow_loop_tree_node_add, flow_loop_level_compute,
11558 flow_loops_level_compute, flow_loop_scan, flow_loops_update,
11559 flow_loop_outside_edge_p): Modified for new infrastructure.
11560 (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
11561 redirect_edge_with_latch_update, flow_loop_free): New static functions.
11562 (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
11563 get_loop_body, add_bb_to_loop, remove_bb_from_loops,
11564 find_common_loop, verify_loop_structure, loop_latch_edge,
11565 loop_preheader_edge): New functions.
11566 (flow_loops_cfg_dump): Do not show dominators, as this information
11567 does not remain up to date long.
11568 (flow_loops_find): Store results in new format.
11569 * predict.c (propagate_freq, estimate_probability,
11570 estimate_loops_at_level, estimate_bb_frequencies): Use new loop
11571 infrastructure.
11572
d9763749 115732002-06-01 Alan Lehotsky <apl@alum.mit.edu>
91b12472 11574
d9763749
AL		 11575 * except.c (nothrow_function_p): Walk epilogue delay list
11576 checking the insn, not the chain for potential throws.
91b12472 11577
1e730c5c
ZW		 115782002-05-31 Zack Weinberg <zack@codesourcery.com>
11579
11580 * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
11581 (install): Refer to install-cpp directly.
11582 (uninstall-cpp): Folded into uninstall rule.
11583 * configure.in: Delete all code relating to --disable-cpp.
11584 * configure: Regenerate.
11585 * config/t-install-cpp: Delete.
11586
6f9b006d
RH		 115872002-05-31 Richard Henderson <rth@redhat.com>
11588
11589 * configure.in (HAVE_AS_TLS): Add alpha tests.
11590 * configure: Rebuild.
11591 * config/alpha/alpha.c (TARGET_AS_TLS): New.
11592 (alpha_tls_size, alpha_tls_size_string): New.
11593 (overide_options): Set it. Always install machine_status hooks.
11594 (input_operand): Accept got tls predicates.
11595 (local_symbol_p): Merge into ...
11596 (local_symbolic_operand): ... here. Reject tls symbols.
11597 (global_symbolic_operand): Likewise.
11598 (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
11599 (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
11600 (tp16_symbolic_operand, tp32_symbolic_operand): New.
11601 (gottp_symbolic_operand, tls_symbolic_operand_type): New.
11602 (alpha_encode_section_info): Handle TLS symbols.
11603 (alpha_strip_name_encoding): Likewise.
11604 (alpha_legitimate_address_p): Likewise.
11605 (alpha_legitimize_address): Likewise.
11606 (alpha_expand_mov): Early exit to avoid nop moves.
11607 (struct machine_function): Move from unicosmk.h. Add some_ld_name.
11608 (alpha_init_machine_status, alpha_mark_machine_status,
11609 alpha_free_machine_status): Always define.
11610 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
11611 (print_operand, print_operand_address): Add TLS relocs.
11612 * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
11613 (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
11614 (TARGET_SWITCHES): Add -mtls-kernel.
11615 (alpha_tls_size, alpha_tls_size_string): New.
11616 (TARGET_OPTIONS): Add -mtls-size=.
11617 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
11618 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
11619 (ASM_OUTPUT_LABELREF): Skip %.
11620 (PRINT_OPERAND_PUNCT_VALID_P): Add &.
11621 (PREDICATE_CODES): Update.
11622 * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
11623 UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
11624 UNSPEC_TP, UNSPECV_SET_TP): New.
11625 (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
11626 adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
11627 set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
11628 movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
11629 (call_value_osf_2_er): Accept anything as op4.
11630 * config/alpha/alpha-protos.h: Update.
11631 * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
11632
39e5db1a
ZW		 116332002-05-31 Zack Weinberg <zack@codesourcery.com>
11634
11635 * cppinit.c (append_include_chain): Always pay attention to
11636 cxx_aware when setting new->sysp. Remove ATTRIBUTE_UNUSED
11637 marker on argument.
11638
41077ce4
KH		 116392002-05-31 Kazu Hirata <kazu@cs.umass.edu>
11640
11641 * target.h: Fix formatting.
11642 * timevar.h: Likewise.
11643 * tlink.c: Likewise.
11644 * toplev.c: Likewise.
11645 * toplev.h: Likewise.
11646 * tree.c: Likewise.
11647 * tree-dump.h: Likewise.
11648 * tree.h: Likewise.
11649 * tree-inline.h: Likewise.
11650 * unroll.c: Likewise.
11651 * unwind-dw2.c: Likewise.
11652 * unwind-dw2-fde.c: Likewise.
11653 * unwind-dw2-fde-glibc.c: Likewise.
11654 * unwind-dw2-fde.h: Likewise.
11655 * unwind.h: Likewise.
11656 * unwind-sjlj.c: Likewise.
11657 * varasm.c: Likewise.
11658 * varray.h: Likewise.
11659 * vmsdbg.h: Likewise.
11660 * vmsdbgout.c: Likewise.
11661 * xcoffout.h: Likewise.
11662
b2e426a0
IS		 116632002-05-31 Igor Shevlyakov <igor@microunity.com>
11664
1e730c5c 11665 * expr.c (compare_from_rtx): Generate comparison between op0 and op1
b2e426a0
IS		 11666 rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
11667
8b968bd1
MW		 116682002-05-31 Matthew Woodcraft <mattheww@chiark.greenend.org.uk>
11669
11670 * gcc.c (cpp_unique_options): Remove "-d" options.
11671 (cpp_debug_options): New spec string.
11672 (default_compilers): Use it.
11673 * objc/lang-specs.h: Likewise.
11674
5c35940c
NN		 116752002-05-31 Nathanael Nerode <neroden@twcny.rr.com>
11676
1e730c5c 11677 * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
5c35940c
NN		 11678 BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
11679 * gcc/mklibgcc.in: Likewise.
11680 * gcc/config/arc/t-arc: Likewise.
11681 * gcc/configure.in: Likewise.
11682 * gcc/configure: Regenerate.
11683
8b496ceb
SS		 116842002-05-31 Stan Shebs <shebs@apple.com>
11685 Turly O'Connor <turly@apple.com>
11686
11687 * c-decl.c (struct binding_level): Change int field n_incomplete
11688 to tree list incomplete_list.
11689 (clear_binding_level): Init field with NULL.
11690 (pushdecl): Add incomplete type to list.
11691 (mark_binding_level): Mark the incomplete list.
11692 (finish_struct): Scan the incomplete list for types instead
11693 of all decls in the current binding level.
11694
4722213d
JDA		 116952002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
11696
11697 * pa.c (output_millicode_call): Add missing '%' characters.
11698 (output_call): Likewise.
11699
1086fcb1
DE		 117002002-05-31 David Edelsohn <edelsohn@gnu.org>
11701
11702 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
11703 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
11704
afdfb380 117052002-05-31 Alan Lehotsky <apl@alum.mit.edu>
91b12472 11706
afdfb380
AL		 11707 * varasm.c (mark_constant_pool): Walk epilogue delay list
11708 checking the insn, not the chain for potential constants.
1e730c5c 11709
f2df45f6
R		 11710Fri May 31 12:38:43 2002 J"orn Rennecke <joern.rennecke@superh.com>
11711
11712 * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
11713
91ea38f9
JH		 11714Fri May 31 13:50:19 CEST 2002 Jan Hubicka <jh@suse.cz>
11715
11716 * i386.c (classify_argument): Properly handle base types.
11717
11718 * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
11719 Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
11720 registers.
11721
10d1bb36
JH		 11722Fri May 31 13:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
11723
11724 * gcse.c (gcse_emit_move_after): New.
11725 (pre_delete, hoist_store): Use it.
11726
11727 * reload1.c (emit_input_reload_insns): Use constrain_operands
11728 instead of constraint_accepts_reg_p to verify optimization.
11729 (constraint_accepts_reg_p): Kill
11730
11731 * reload1.c (reload_cse_delete_noop_set): Kill.
11732 (reload_cse_simplify): use delte_insn_and_edges.
11733
8a72fb76
ZD		 117342002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11735
11736 * cfgloop.c (flow_loops_find): Initialize first and last fields
11737 correctly.
11738
a9da2e5b
NB		 117392002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
11740
11741 * c-common.c (builtin_define_std): Correct logic.
11742
6248c4dd
JDA		 117432002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
11744
11745 * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
11746 (output_call): Likewise.
11747
d499455b
JDA		 117482002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
11749
11750 * pa.c: Move output.h include after tree.h include.
11751 (pa_asm_output_mi_thunk): Constify identifier lab.
11752
2eb2901a
JT		 117532002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
11754
11755 * config/ns32k/ns32k.h: Define named constants for the
11756 bits in target_flags and use them.
11757 * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
11758
806bf413
JDA		 117592002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11760
11761 * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
11762 architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
11763 * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
11764 default scheduling model.
11765 * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
11766 * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
11767 * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
11768 * doc/install.texi (hppa*-*-*): Document default scheduling.
11769
6d8d2bbc
JDA		 117702002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11771
11772 * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
11773
c8eb9785
JT		 117742002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
11775
11776 * config.gcc (ns32k-*-netbsd*): Set tm_file to
11777 "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
11778 * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
11779 netbsd.h, or netbsd-aout.h.
11780
6e2e5b6a
JT		 117812002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
11782
11783 * longlong.h (count_trailing_zeros): Add missing \, and clean up
11784 whitespace in __ns32000__ case.
11785
00182e1e
AH		 117862002-05-31 Aldy Hernandez <aldyh@redhat.com>
11787
1e730c5c
ZW		 11788 * expr.c (expand_expr): Output partially zeroed out vectors with
11789 output_constant_def.
00182e1e 11790
b4eb03fe
JT		 117912002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
11792
11793 * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
11794 (sh-*-netbsdelf*)
11795 (shl*-*-netbsdelf*): New targets.
11796 * config/sh/netbsd-elf.h: New file.
8fd0df91 11797 * config/sh/t-netbsd: New file.
b4eb03fe 11798
261376e7
RH		 117992002-05-30 Richard Henderson <rth@redhat.com>
11800 Eric Botcazou <ebotcazou@multimania.com>
11801
11802 PR optimization/6822
11803 * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
11804 to unsigned int for op1 comparisons. Use gen_int_mode.
11805
ce60bf25
EB		 118062002-05-30 Eric Botcazou <ebotcazou@multimania.com>
11807
11808 * expmed.c (const_mult_add_overflow_p): New.
11809 * expr.h: Declare it.
11810 * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
11811 Don't eliminate the biv if the giv has a constant multiplier and
11812 the rhs argument of the comparison does satisfy the predicate.
11813 Use expand_mult_add to compute the replacement constant.
11814
d18b1ed8
OS		 118152002-05-30 Osku Salerma <osku@iki.fi>
11816
11817 * c-common.c (c_common_attribute_table): Add "may_alias" entry.
11818 (c_common_get_alias_set): Handle it.
11819 * doc/extend.texi: Document it.
11820
a7943381
RH		 118212002-05-30 Richard Henderson <rth@redhat.com>
11822
11823 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
11824 * toplev.c (process_options): Don't check it.
11825 * doc/tm.texi: Don't document it.
11826 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
11827 (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
11828 * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
11829 frame pointer optimization if current_function_profile.
11830
e11e816e
KH		 118312002-05-30 Kazu Hirata <kazu@cs.umass.edu>
11832
11833 * langhooks.c: Fix formatting.
11834 * langhooks.h: Likewise.
11835 * lcm.c: Likewise.
11836 * libgcc2.c: Likewise.
11837 * lists.c: Likewise.
11838 * local-alloc.c: Likewise.
11839 * loop.c: Likewise.
11840 * loop.h: Likewise.
11841
118422002-05-30 Marc Espie <espie@openbsd.org>
11843
11844 * config.gcc (sparc64-*-openbsd*): New.
11845 * config/sparc/openbsd1-64.h: New.
11846 * config/sparc/openbsd64.h: New.
91f0fcee 11847
d35dfca9
JL		 118482002-05-30 Jeff Law <law@redhat.com>
11849
11850 * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
11851 a dead insn with a REG_RETVAL note when the entire libcall is not
11852 dead and remove the associated REG_LIBCALL note at the same time.
11853
81b40b72
R		 11854Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
11855
11856 * lcm.c (output.h): #include.
11857 (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
11858 as an ordinary block.
11859 (optimize_mode_switching): Don't pretend that the exit block is
11860 an ordinary block, or handle sucessors of entry block specially.
11861 Instead, split edges from entry block and to exit block, and
11862 put a computing definition on the thus gained post-entry-block,
11863 and a need on the pre-exit-block.
11864
c8ea9a0f
JH		 11865Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
11866
11867 * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
11868 * rtl.texi: Document 'B'
11869
348f0869
JT		 118702002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
11871
11872 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
11873 at run-time.
11874 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
11875
9a171fcd
AH		 118762002-05-30 Aldy Hernandez <aldyh@redhat.com>
11877
1e730c5c
ZW		 11878 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
11879 const0_rtx instead of NULL_RTX when in error.
11880 (altivec_expand_abs_builtin): Same.
11881 (rs6000_expand_binop_builtin): Same.
11882 (altivec_expand_predicate_builtin): Same.
11883 (altivec_expand_stv_builtin): Same.
11884 (rs6000_expand_ternop_builtin): Same.
11885 (altivec_expand_builtin): Same.
9a171fcd 11886
62a35e60
DM		 118872002-05-29 David S. Miller <davem@redhat.com>
11888
11889 * rtl.h (clear_emit_caches): Delete.
11890 * integrate.c (output_inline_function): Don't call it.
11891 * emit-rtl.c (restore_emit_status, init_emit): Likewise.
11892 (clear_emit_caches): Delete definition.
11893 (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
11894
cbc39da8
HPN		 118952002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
11896
11897 * config/mmix/mmix.c: Include real.h.
11898 (mmix_constant_address_p): Remove redundant test before switch.
11899
50efa737
JT		 119002002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
11901
11902 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
11903 only if not already defined.
11904
2e760b15
KH		 119052002-05-29 Kazu Hirata <kazu@cs.umass.edu>
11906
11907 * config/h8300/h8300-protos.h: Remove prototypes for
11908 ok_for_bclr and small_power_of_two.
11909 * config/h8300/h8300.c (small_power_of_two): Remove.
11910 (ok_for_blcr): Likewise.
11911 (fix_bit_operand): Make WHAT deal with an integer instead of a
11912 constraint character.
11913 * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
11914 (CONST_OK_FOR_P): Likewise.
11915 (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
11916 CONST_OK_FOR_P any more.
11917 * config/h8300/h8300.md (andqi3): Adjust to the new prototype
11918 of fix_bit_operand.
11919 (iorqi3): Likewise.
11920 (xorqi3): Likewise.
11921
e1c293ae
JT		 119222002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
11923
11924 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
11925 (CPP_PREDEFINES): Make sure this is undefined.
11926 (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
11927 since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
11928 or -U__MIPSEB__ before defining one or the other. Instead,
11929 use %(subtarget_endian_default) if neither -EB nor -EL are
11930 specified.
11931 (SUBTARGET_EXTRA_SPECS): Define.
11932 (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
11933 %(netbsd_cpp_spec).
11934
fde6d81f
HPN		 119352002-05-29 Hans-Peter Nilsson <hp@axis.com>
11936
11937 * doc/md.texi (Patterns): Note pattern condition pitfall
11938 for unnamed insn.
11939
92898235
AH		 119402002-05-29 Aldy Hernandez <aldyh@redhat.com>
11941
1e730c5c
ZW		 11942 * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
11943 when TARGET_ALTIVEC. Move handling of generic unary, binary, and
11944 ternary operations from here...
11945 (rs6000_expand_builtin): ...to here.
11946 New argument expandedp.
11947 Change all instances of altivec_expand_binop_builtin to
11948 rs6000_expand_binop_builtin.
11949 (altivec_expand_unop_builtin): Rename to
11950 rs6000_expand_unop_builtin.
11951 (altivec_expand_binop_builtin): Rename to
11952 rs6000_expand_binop_builtin.
11953 (altivec_expand_ternop_builtin): Rename to
11954 rs6000_expand_ternop_builtin.
92898235 11955
67adf6a9
RH		 119562002-05-29 Richard Henderson <rth@redhat.com>
11957
11958 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
11959 (TARGET_BI_ARCH): Likewise.
11960 * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
11961 (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
11962 (TARGET_64BIT_DEFAULT): Default to 0.
11963 (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
11964
145aacc2
RH		 119652002-05-29 Richard Henderson <rth@redhat.com>
11966
11967 * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
11968 (get_pc_thunk_name): New.
11969 (output_set_got): Use it.
11970 (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
11971 into linkonce sections.
11972
a5b49bbc
JT		 119732002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
11974
11975 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11976 (CPP_PREDEFINES): Make sure this is undefined.
11977 (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
11978 (CPP_SUBTARGET_SPEC): Don't provide different versions for
11979 default-32 and default-64. Just always use %(netbsd_cpp_spec).
11980 (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
11981 cpp_subtarget_spec64. Add netbsd_cpp_spec.
11982 * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
11983 (CPP_PREDEFINES): Make sure this is undefined.
11984 (SUBTARGET_EXTRA_SPECS): Define.
11985 (CPP_SPEC): Use %(netbsd_cpp_spec).
11986
54374491
JL		 119872002-05-29 Jeff Law <law@redhat.com>
11988
ae02eae8
JL		 11989 * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
11990
b862c2aa
JL		 11991 * flow.c (propagate_one_insn): Do not remove a dead insn if it
11992 contains a REG_RETVAL note.
11993
d10791ba
JL		 11994 * haifa-sched (sched_analyze): Remove another useless clearing
11995 of SCHED_GROUP_P I missed yesterday.
11996
54374491
JL		 11997 * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
11998 * pa.c (pa_asm_output_mi_thunk): New function.
11999 * pa-protos.h (pa_asm_output_mi_thunk): Declare.
12000
92c392e6
NB		 120012002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
12002 Marek Michalkiewicz <marekm@amelek.gda.pl>
12003
12004 * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
12005 (avr_asm_only_p): Make non-static.
12006 (enum avr_arch): Remove.
12007 (avr_arch_types): New.
12008 (avr_mcu_types): Update.
12009 (avr_override_options): Use avr_arch_types table instead of switch.
12010 * avr.h (CPP_PREDEFINES): Die.
12011 (avr_base_arch_macro, avr_extra_arch_macro): New.
12012 (TARGET_CPU_CPP_BUILTINS): New.
12013 (CPP_SPEC, EXTRA_SPECS): Simplify.
12014 (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
12015 CPP_AVR5_SPEC): Die.
12016
4528173e
JT		 120172002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
12018
12019 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
12020 NETBSD_OS_CPP_BUILTINS_AOUT.
12021 (SUBTARGET_EXTRA_SPECS): Define.
12022 (CPP_SPEC): Use %(netbsd_cpp_spec).
12023
bd09bdeb
RH		 120242002-05-29 Richard Henderson <rth@redhat.com>
12025
12026 * config/i386/i386.c (ix86_output_function_epilogue): New.
12027 (TARGET_ASM_FUNCTION_EPILOGUE): New.
12028 (pic_label_name): Remove.
12029 (pic_labels_used): New.
12030 (ix86_asm_file_end): Emit one pc load stub for each register used.
12031 (output_set_got): Generate deep pc load to any register.
12032 (ix86_select_alt_pic_regnum): New.
12033 (ix86_save_reg): Don't save pic register if we can find a valid
12034 call-clobbered replacement.
12035 (ix86_expand_prologue): If we found a valid replacement, renumber
12036 pic_offset_table_rtx.
12037 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
12038 pic_offset_table_rtx after reload.
12039 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
12040 * config/i386/i386.md (set_got): Make insn, not expander.
12041 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
12042
002ff5bc
RH		 120432002-05-29 Richard Henderson <rth@redhat.com>
12044
12045 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
12046 alignment for alloca.
12047
edfe8595
RH		 120482002-05-29 Richard Henderson <rth@redhat.com>
12049
12050 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
12051 (print_operand_address): Only add rip for symbolic addresses
12052 for which we do not have another relocation type.
12053
cd7714ee
JT		 120542002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
12055
12056 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
12057 (EXTRA_SPECS): Add netbsd_cpp_spec.
12058 (CPP_SPEC): Use %(netbsd_cpp_spec).
12059 (CPP_PREDEFINES): Remove.
12060 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
12061 (EXTRA_SPECS): Define.
12062 (CPP_SPEC): Use %(netbsd_cpp_spec).
12063 (CPP_PREDEFINES): Remove.
12064
8dc901de
NB		 120652002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
12066
12067 PR preprocessor/6844
12068 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
12069 NUL.
12070
2274b31a
EC		 120712002-05-29 Eric Christopher <echristo@redhat.com>
12072
12073 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
12074 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
12075
5c7666c1
NC		 120762002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
12077
12078 * config/fr30/fr30.md: Remove previous restriction on splits.
12079 Enforce conformance through gen_lowpart and cont_int_operand.
1e730c5c 12080 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
5c7666c1
NC		 12081 as the assembler does not support ".bss".
12082
45beef47
JT		 120832002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
12084
12085 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
12086 (CPP_PREDEFINES): Remove.
12087 (SUBTARGET_EXTRA_SPECS): Define.
12088 (CPP_SPEC): Use %(netbsd_cpp_spec).
12089 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
12090 (CPP_PREDEFINES): Remove.
12091 (SUBTARGET_EXTRA_SPECS): Define.
12092 (CPP_SPEC): Use %(netbsd_cpp_spec).
12093 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
12094 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
12095 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
12096 Add netbsd_cpp_spec.
12097 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
12098
cd7ab83f
NB		 120992002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
12100 Zack Weinberg <zack@codesourcery.com>
12101
12102 * cppexp.c (cpp_num): Move to cpplib.h.
12103 (CPP_ERROR): Remove.
12104 (interpret_float_suffix, interpret_int_suffix): New.
12105 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
12106 (cpp_classify_number, cpp_interpret_integer): New.
12107 (interpret_number): Remove.
12108 (eval_token): Update to use new routines.
12109 * cpphash.h (cpp_num_part): Move to cpplib.h.
12110 * cppinit.c (cpp_post_options): Set warn_long_long.
12111 * cpplib.h (struct cpp_options): Add warn_long_long.
12112 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
12113 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
12114 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
12115 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
12116 cpp_interpret_integer): New.
12117
61a8515c
JS		 121182002-05-29 Joel Sherrill <joel@OARcorp.com>
12119
12120 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
12121
53a428b5
JT		 121222002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
12123
12124 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
2274b31a
EC		 12125 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
12126 (CPP_SUBTARGET_SPEC): Define.
12127 (SUBTARGET_EXTRA_SPECS): Define.
53a428b5
JT		 12128 (CPP_SPEC): Remove.
12129
45b1f7c7
CL		 121302002-05-29 Chris Lattner <sabre@nondot.org>
12131
1e730c5c
ZW		 12132 * ssa.c (rename_insn_1): Rename uses of undefined registers to
12133 prevent confusion if/when the register is defined.
45b1f7c7 12134
049746c2
HPN		 121352002-05-29 Hans-Peter Nilsson <hp@axis.com>
12136
12137 PR target/6838
12138 * config/cris/cris.md: Fix typos and thinkos in comments.
12139 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
12140 second alternative.
12141 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
12142 ("*mov_sideqi_mem"): Similar, but for operand 3.
12143 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
12144 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
12145 Remove spurious mode specifier on operand 2.
12146
4d4d89e2
KH		 121472002-05-29 Kazu Hirata <kazu@cs.umass.edu>
12148
12149 * config/h8300/h8300-protos.h: Remove the prototype for
12150 o_operand.
12151 Add prototypes for single_one_operand and single_zero_operand.
12152 * config/h8300/h8300.c (o_operand): Remove.
12153 (single_one_operand): New.
12154 (single_zero_operand): Likewise.
12155 (print_operand): For 'V' operand, and the operand with 0xff.
12156 For 'V' and 'W' operands, do not and the bit position with 7.
12157 * config/h8300/h8300.md (various anonymous patterns): Replace
12158 use of exact_log2 with single_one_operand/single_zero_operand.
12159
abd6ddec
UW		 121602002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
12161
12162 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
12163
da06d85a
UW		 121642002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
12165
12166 * config/s390/s390.c (legitimate_pic_operand_p): Do not
12167 accept symbolic LARL operands.
2274b31a 12168 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
da06d85a 12169 epilogue insns.
2274b31a 12170
f8766020
HP		 121712002-05-29 Hartmut Penner <hpenner@de.ibm.com>
12172
12173 * config/s390/s390.md (cmpstr_64/31): Mark whole
2274b31a 12174 input registers as used.
f8766020 12175
66edd3b4
RH		 121762002-05-28 Richard Henderson <rth@redhat.com>
12177
12178 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
12179 not current_function_uses_pic_offset_table and
12180 current_function_uses_const_pool; examine current_function_profile.
12181 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
12182 input to blockage if needed.
12183 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
12184 (legitimize_pic_address): Likewise. Set regs_ever_live for
12185 pic_offset_table_rtx when invoked during reload.
12186 * config/i386/i386.h (FINALIZE_PIC): Remove.
12187 * config/i386/i386.md (tablejump): Reformat. Do not set
12188 current_function_uses_pic_offset_table.
12189 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
12190 (blockage): Accept anything as operand 0.
12191
52f4fff6
JT		 121922002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
12193
12194 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
12195 common CPP built-ins for all NetBSD a.out targets.
12196 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
12197 common CPP built-ins for all NetBSD ELF targets.
12198 * config/netbsd.h: Add missing notice.
12199 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
12200 for all NetBSD targets.
12201 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
12202 for all NetBSD targets using an LP64 code model.
12203 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
12204 NetBSD targets.
12205
e0e577a2
RH		 122062002-05-28 Richard Henderson <rth@redhat.com>
12207
12208 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
12209 update if UPDATE_LIFE_LOCAL.
12210
122112002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
62526ec3
TM		 12212
12213 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
12214
f1a58d92 12215Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
1e730c5c 12216 Jason R. Thorpe <thorpej@wasabisystems.com>
f1a58d92
R		 12217
12218 config/sh reorganization to factor out endianness and coff:
12219
12220 * config/sh/little.h: New file.
1e730c5c
ZW		 12221 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
12222 defined, define to 0 to select big-endian.
f1a58d92 12223 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
1e730c5c
ZW		 12224 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
12225 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
12226 * config/sh/t-be: New file.
12227 * config/sh/t-le: New file.
f1a58d92
R		 12228
12229 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
12230 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
12231 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
12232 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
12233 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
12234 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
12235 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
12236 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
12237 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
12238 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
12239 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
12240 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
12241 (LINK_SPEC): Define to SH_LINK_SPEC.
12242 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
12243 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
12244 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
12245 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
12246 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
12247 * config/sh/coff.h: New file.
12248 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
12249 (TARGET_OBJFMT_CPP_BUILTINS): Define.
12250 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
12251 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
12252 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
12253 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
12254 (PTRDIFF_TYPE): Likewise.
12255 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
12256 (CPP_PREDEFINES): Don't define.
12257 (TARGET_OBJFMT_CPP_BUILTINS): Define.
12258 (LINK_SPEC): Define to SH_LINK_SPEC.
12259 (LINK_EMUL_PREFIX): Redefine.
12260 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
12261 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
12262 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
12263 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
12264 (TARGET_OS_CPP_BUILTINS): Define.
12265 (TARGET_DEFAULT): Redefine.
12266 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
12267 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
12268 (LINK_SPEC): Don't redefine.
12269 (LINK_DEFAULT_CPU_EMUL): Redefine.
12270 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
12271 * sh.c (sh_asm_named_section): Don't declare / define.
12272 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
12273 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
12274 (sh64-*-elf* tm_file): Likewise.
12275 (sh-*-rtemself* tm_file): Likewise.
12276 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
12277 (sh-*-linux* tmake_file): Add sh/t-le.
12278 (sh-*-rtems* tm_file): Add sh/coff.h
12279 (sh-*-* tm_file): Likewise.
12280
12281Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
12282
12283 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
12284 CONSTANT_POOL_ADDRESS_P.
12285
12286 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
12287
d10791ba 122882002-05-28 David Edelsohn <edelsohn@gnu.org>
33a3dfc4
DE		 12289 Jeff Law <law@redhat.com>
12290
64de6c0a
DE		 12291 * optabs.c (expand_binop): Fix nwords sign warnings.
12292 generate pseudo for add_optab.
12293
33a3dfc4
DE		 12294 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
12295 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
12296
972957ba 122972002-05-28 Marc Espie <espie@openbsd.org>
33a3dfc4 12298
2274b31a 12299 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
972957ba
ME		 12300 inherited from gas.h.
12301 (ASM_QUAD): Undef. OpenBSD does not support it.
12302
cc92b8ab
DS		 123032002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
12304
12305 * doc/install.texi (binaries): Change mingw binaries
12306 link to www.mingw.org.
12307
f8088d55
ZD		 123082002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12309
12310 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
12311
0b7ae565
RH		 123122002-05-28 Richard Henderson <rth@redhat.com>
12313
12314 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
12315 bottom alignment for leaf functions.
12316
16069d69
ZW		 123172002-05-28 Zack Weinberg <zack@codesourcery.com>
12318
12319 * config/pa/milli32.S, config/pa/lib1funcs.asm,
12320 config/sparc/sol2-g1.asm: Delete unused files.
12321
04653686
RH		 123222002-05-28 Richard Henderson <rth@redhat.com>
12323
12324 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
12325
f3ea5f6a
RH		 12326 * flow.c (calculate_global_regs_live): Rename call_used to
12327 invalidated_by_call. Initialize from regs_invalidated_by_call
12328 instead of call_used_regs.
12329
923c7cdf
RH		 12330 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
12331 DECL_EXTERNAL.
12332
11ad4784
ZW		 123332002-05-28 Zack Weinberg <zack@codesourcery.com>
12334
8abbd76a
ZW		 12335 * tree.h: Don't include real.h.
12336 Forward-declare struct realvaluetype.
11ad4784
ZW		 12337 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
12338 contain it.
12339 (TREE_REAL_CST_PTR): New accessor.
12340 (TREE_REAL_CST): Update.
12341 * real.h: Include machmode.h.
2274b31a 12342 (realvaluetype): Make it struct realvaluetype, not a typedef.
11ad4784
ZW		 12343 (build_real): Prototype here.
12344
12345 * tree.c: Include real.h.
2274b31a
EC		 12346 (build_real): Allocate the REAL_VALUE_TYPE as a separate
12347 object in GC memory, set TREE_REAL_CST_PTR to point to it.
11ad4784
ZW		 12348 (build_real_from_int_cst): Use build_real.
12349 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
12350 REAL_CST.
12351
12352 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
12353 fold-const.c, print-tree.c, real.c: Include real.h.
12354 * Makefile.in: Update dependency lists.
12355
bf77398c
ZD		 123562002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12357
12358 * basic-block.h (last_basic_block): Declare.
12359 (expunge_block_nocompact): Declaration removed.
12360 (compact_blocks): Declare.
12361 * cfg.c (last_basic_block): New variable.
12362 (expunge_block_nocompact): Removed.
12363 (expunge_block): Do not compact basic blocks.
12364 (compact_blocks): New.
12365 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
12366 longer change.
12367 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
12368 last_basic_block.
12369 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
12370 real positions of blocks.
12371 (delete_unreachable_blocks): Simplified -- quadratic behavior now
12372 cannot occur.
12373 (cleanup_cfg): Compact blocks.
12374 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
12375 basic_block_info varray.
12376 (flow_delete_block): Comment update.
12377 (back_edge_of_syntactic_loop_p): Modify position check code.
12378 (verify_flow_info): Update checking.
12379 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
12380 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
12381 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
12382 indices no longer change.
12383 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
12384 last_basic_block.
12385 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
12386 * profile.c (branch_prob): Compact blocks.
12387 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
12388 last_basic_block.
12389
ae12a094
KH		 123902002-05-28 Kazu Hirata <kazu@cs.umass.edu>
12391
12392 * config/h8300/h8300.md (two anonymous patterns): New.
12393
c6172f14
DM		 123942002-05-28 David S. Miller <davem@redhat.com>
12395
12396 * config/sparc/sparc.md (cpu): Tidy.
12397 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
12398 'trap'.
12399 (in_call_delay): Delete reference to 'return' type.
12400 (eligible_for_return_delay, in_return_delay, define_delay
12401 referencing those): Delete.
12402 (rest of file): Use new type attributes as appropriate.
12403 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
12404 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
12405 * config/sparc/ultra1_2.md (us1_single): New reservation.
12406 (us1_ialuX): Likewise.
12407 * config/sparc/ultra3.md (us3_single): Likewise.
12408 (us3_ialuX): Likewise.
12409 (us3_imul, us3_idiv): Tweak.
2274b31a 12410
34a6c2ec
RH		 124112002-05-28 Richard Henderson <rth@redhat.com>
12412
12413 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
12414 STRING_CST.
12415
9c075570
RH		 124162002-05-28 Richard Henderson <rth@redhat.com>
12417
12418 * config.gcc: Obsolete mn10200.
12419
359b0bec
NB		 124202002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
12421
12422 * cppexp.c (interpret_number): Optimize for single-digit
12423 and less-than-half-precision cases.
12424 (num_trim, num_positive, num_div_op): Cast constants.
12425
4075db8f
BT		 124262002-05-27 Bo Thorsen <bo@suse.de>
12427
12428 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
12429 3.1 branch. The file was made by Jakub Jelinek.
12430 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
12431 support so multilib doesn't break. And don't define this at all
12432 when -Dinhibit_libc is used.
12433 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
12434 * config/i386/t-linux64: Implement full multilib support. Patch
12435 originally done by Andreas Jaeger and Jakub Jelinek.
12436
39f2f3c8
RS		 124372002-05-27 Roger Sayle <roger@eyesopen.com>
12438
12439 * c-common.c: Add support for __attribute__((nothrow)) to specify
12440 that a function cannot throw an exception (using TREE_NOTHROW).
12441 (handle_nothrow_attribute): New function to process this attribute.
12442
12443 * doc/extend.texi: Document the new nothrow function attribute.
12444
d51b0053
L		 124452002-05-27 H.J. Lu (hjl@gnu.org)
12446
12447 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
12448 (num_positive): Likewise.
12449 (num_div_op): Likewise.
12450
630363b4
NB		 124512002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
12452
12453 * c-common.c (c_common_init): Always use intmax_t.
12454
d94cde01
NB		 124552002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
12456
12457 * c-common.c (c_common_init): Use intmax_t for now.
12458
57f851a3
AH		 124592002-05-24 Andrew Haley <aph@redhat.com>
12460
12461 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
12462 if T is a boolean type.
12463
d55bc081
ZD		 124642002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12465
12466 * basic-block.h (last_basic_block): Defined as synonym for
12467 n_basic_blocks.
12468 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
12469 flow_depth_first_order_compute, flow_preorder_transversal_compute,
12470 flow_dfs_compute_reverse_init): Replaced relevant occurences of
12471 n_basic_blocks with last_basic_block.
12472 * cfgbuild.c (make_edges): Likewise.
12473 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
12474 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
12475 * combine.c (combine_instructions): Likewise.
12476 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
12477 iterative_dataflow_bitmap): Likewise.
12478 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
12479 calc_idoms, idoms_to_doms): Likewise.
12480 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
12481 Likewise.
12482 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
12483 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
12484 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
12485 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
12486 delete_null_pointer_checks, compute_code_hoist_vbeinout,
12487 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
12488 compute_store_table, build_store_vectors): Likewise.
12489 * haifa-sched.c (sched_init): Likewise.
12490 * ifcvt.c (if_convert): Likewise.
12491 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
12492 pre_edge_lcm, compute_available, compute_nearerout,
12493 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
12494 Likewise.
12495 * predict.c (estimate_probability, process_note_prediction,
12496 note_prediction_to_br_prob): Likewise.
12497 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
12498 * recog.c (split_all_insns, peephole2_optimize): Likewise.
12499 * regrename.c (copyprop_hardreg_forward): Likewise.
12500 * resource.c (init_resource_info): Likewise.
12501 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
12502 init_regions, schedule_insns): Likewise.
12503 * ssa-ccp.c (ssa_const_prop): Likewise.
12504 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
12505 * ssa.c (compute_dominance_frontiers,
12506 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
12507
12508 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
12509 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
12510 sizes consistently.
12511
71d2c5bd
JH		 12512Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
12513
12514 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
12515 new.
12516 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
12517 hoist_insn_after, hoist_insn_to_edge): New.
12518
5149f070
JH		 12519Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
12520
12521 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
12522 (PROP_FINAL): Include.
12523 * flow.c (life_analysis, update_life_info,
12524 init_propagate_block_info, mark_set_1, mark_used_rgs):
12525 Support SCAN_DEAD_STORE.
12526
c9220e3a
NB		 125272002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
12528
12529 * c-common.c (c_common_init): Set CPP arithmetic precision.
12530 * cppexp.c (cpp_num_part): Move typedef ...
12531 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
12532 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
12533 (sanity_checks): Update.
12534
e34a3d31
GK		 125352002-05-26 Geoffrey Keating <geoffk@redhat.com>
12536
12537 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
12538 (mkheaders): New rule.
12539 (install-mkheaders): New rule.
12540 * configure.in (all_outputs): Add mkheaders.
12541 * configure: Regenerate.
12542 * mkheaders.in: New file.
12543
9059e33c
JJ		 125442002-05-26 Jakub Jelinek <jakub@redhat.com>
12545
12546 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
12547
291cc0fe
AJ		 125482002-05-26 Andreas Jaeger <aj@suse.de>
12549
12550 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
12551
91318908
NB		 125522002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
12553
12554 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
12555 right_shift): Remove.
12556 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
12557 HIGH_PART): New.
12558 (struct op): Use cpp_num.
12559 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
12560 num_part_mul, num_unary_op, num_binary_op, num_negate,
12561 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
12562 num_div_op, num_lshift, num_rshift, append_digit): New.
12563 (interpret_number, parse_defined, eval_token, reduce): Update
12564 for two-integer arithmetic.
12565 (binary_handler): New typedef.
12566 (optab): Update.
12567 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
12568 (_cpp_parse_expr, reduce): Update to handle two-integers.
12569 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
12570
331ca350
MM		 125712002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12572
12573 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
12574 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
12575 branch insn into account, do not assume 1.
12576 (avr_out_sbxx_branch): New function. Optimize cases of skipping
12577 over single word insn. Handle upper half of I/O space too.
12578 * config/avr/avr.md (*sbrx_branch): Use it.
12579 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
12580 (*sbix_branch, *sbix_branch_bit7): Likewise.
12581 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
12582 Use RTL peepholes to optimize register operand sign tests.
12583
bcb6a2be
MM		 125842002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12585
12586 * config/avr/avr.c (avr_asm_only_p): New variable.
12587 (avr_override_options): Set it here if AVR1.
12588 (asm_file_start): Test it here, report an error if set.
12589
ca7fd9cd
KH		 125902002-05-26 Kazu Hirata <kazu@cs.umass.edu>
12591
12592 * alias.c: Fix formatting.
12593 * attribs.c: Likewise.
12594 * bb-reorder.c: Likewise.
12595 * bitmap.c: Likewise.
12596 * bitmap.h: Likewise.
12597 * builtins.c: Likewise.
12598
a65dc37d
JH		 12599Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
12600
12601 * reload.c (find_valid_class): Accept new argument DEST,
12602 choose class accordingly.
12603 (push_reload): Update callers.
12604
9b89393b
AJ		 126052002-05-26 Andreas Jaeger <aj@suse.de>
12606
12607 * combine.c (combine_instructions): Do not indent #if for
12608 traditional C.
12609
b53bb376
RH		 126102002-05-25 Richard Henderson <rth@redhat.com>
12611
12612 * c-pragma.c (apply_pragma_weak): Convert value identifier to
12613 string for decl_attributes.
12614 (handle_pragma_weak): Call assemble_alias if we're modifying
12615 an existing decl.
12616
e133041b
RH		 126172002-05-25 Richard Henderson <rth@redhat.com>
12618
12619 PR target/6788
12620 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
12621 using rtl instead of fprintf.
12622 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
12623 * config/sparc/sparc-protos.h: Update.
12624
81a75f0f
NB		 126252002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
12626
12627 * Makefile.in (C_COMMON_H): Fix.
12628 Update other targets.
12629 * c-common.c: Don't include c-lex.h.
12630 (builtin_define_with_value): Make static and prototype.
12631 (builtin_define_std): Move from c-lex.h.
12632 * c-common.h (init_c_lex): Move from c-lex.h.
12633 * c-decl.c: Don't include c-lex.h.
12634 (make_pointer_declarator): Move from c-parse.in.
12635 * c-lex.c: Don't include c-lex.h.
12636 * c-lex.h: Remove.
12637 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
12638 (make_pointer_declarator): Move to c-decl.c.
12639 * c-pragma.c: Don't include c-lex.h.
12640 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
12641 * c-tree.h (make_pointer_declarator): New.
12642doc:
12643 * passes.texi, tm.texi: Update.
12644objc:
12645 * Make-lang.in: Update and correct.
12646 * objc-act.c: Don't include c-lex.h or cpplib.h.
12647treelang:
12648 * treetree.c: Don't include c-lex.h.
12649config:
12650 * darwin-c.c: Don't include c-lex.h.
12651 * c4x/c4x-c.c: Don't include c-lex.h.
12652 * c4x/t-c4x: Update.
12653 * i370/i370-c.c: Don't include c-lex.h.
12654 * i370/t-i370: Update.
12655 * i960/i960-c.c: Don't include c-lex.h.
12656 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
12657 * i960/t-960bare: Update.
12658 * i960/t-vxworks: Update.
12659 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
12660 * rs6000/t-darwin: Update.
12661 * rs6000/t-rs6000-c-rule: Update.
12662 * v850/v850-c.c: Don't include c-lex.h.
12663 * v850/v850.c: Don't include c-lex.h or cpplib.h.
12664
12665
04d2be8e
KH		 126662002-05-25 Kazu Hirata <kazu@cs.umass.edu>
12667
12668 * tree.def: Fix typos.
12669 * doc/install.texi: Likewise.
12670
7b6e506e
RH		 126712002-05-25 Richard Henderson <rth@redhat.com>
12672
12673 * configure.in (HAVE_AS_TLS): Add ia64 test.
12674 * configure: Rebuild.
12675 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
12676 (override_options): Set it.
12677 (TARGET_HAVE_TLS): New.
12678 (sdata_symbolic_operand): Look for 's'.
12679 (tls_symbolic_operand): New.
12680 (ia64_expand_load_address): Abort for tls symbols.
12681 (gen_tls_get_addr): New.
12682 (gen_thread_pointer): New.
12683 (ia64_expand_move): Split out from movdi. Handle tls symbols.
12684 (rtx_needs_barrier): Add new unspecs.
12685 (ia64_encode_section_info): Handle tls symbols.
12686 (ia64_strip_name_encoding): Strip two encoding chars.
12687 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
12688 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
12689 (TARGET_OPTIONS): Add tls-size.
12690 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
12691 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
12692 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
12693 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
12694 (movsf, movdf): Likewise.
12695 (movdi_symbolic): Use match_scratch. Don't split if we won't
12696 have a scratch availiable.
12697 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
12698 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
12699 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
12700 * config/ia64/ia64-protos.h: Update.
12701 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
12702 sdata_symbolic_operand.
12703 (ASM_OUTPUT_LABELREF): Strip two characters.
12704
8c1d52a3
KH		 127052002-05-25 Kazu Hirata <kazu@cs.umass.edu>
12706
12707 * combine.c (simplify_set): Remove an unnecessary subreg.
12708
b47cae3d
MM		 127092002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
12710
12711 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
12712
12713 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
12714
ce9e3a6d
GDR		 127152002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
12716
12717 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
12718
fb2c6841
RS		 127192002-05-25 Roger Sayle <roger@eyesopen.com>
12720
12721 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
12722 (cond (compare x y) 0) into the equivalent (cond x y).
12723
da7ac8f1
GDR		 127242002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
12725
12726 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
12727
c7bdf0a6
ZW		 127282002-05-24 Zack Weinberg <zack@codesourcery.com>
12729
12730 * config.gcc: Remove all stanzas for previously obsoleted
12731 systems. Where necessary, add explicit error stanzas to
12732 prevent removed systems from being misidentified as something
12733 else. Begin a fresh obsoletions list, with the systems that
12734 were reprieved last round.
12735 * doc/install.texi: Remove all mention of dead targets.
12736 * fixinc/mkfixinc.sh: Likewise.
12737
12738 * config/arm/arm.h: Bit 31 of target_flags is no longer
12739 reserved.
12740
12741 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
12742 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
12743 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
12744 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
12745 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
12746 config/alpha/osf12.h, config/alpha/osf2or3.h,
12747 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
12748 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
12749 config/clipper/clipper-protos.h, config/clipper/clipper.c,
12750 config/clipper/clipper.h, config/clipper/clipper.md,
12751 config/clipper/clix.h, config/convex/convex-protos.h,
12752 config/convex/convex.c, config/convex/convex.h,
12753 config/convex/convex.md, config/convex/fixinc.convex,
12754 config/convex/proto.h, config/elxsi/elxsi-protos.h,
12755 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
12756 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
12757 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
12758 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
12759 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
12760 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
12761 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
12762 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
12763 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
12764 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
12765 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
12766 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
12767 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
12768 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
12769 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
12770 config/m68k/altos3068.h, config/m68k/apollo68.h,
12771 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
12772 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
12773 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
12774 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
12775 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
12776 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
12777 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
12778 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
12779 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
12780 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
12781 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
12782 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
12783 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
12784 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
12785 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
12786 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
12787 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
12788 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
12789 config/mips/dec-osf1.h, config/mips/elflorion.h,
12790 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
12791 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
12792 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
12793 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
12794 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
12795 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
12796 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
12797 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
12798 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
12799 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
12800 config/ns32k/sequent.h, config/ns32k/tek6000.h,
12801 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
12802 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
12803 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
12804 config/sparc/rtems.h, config/we32k/we32k-protos.h,
12805 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
12806 Delete file.
12807
755ac5d4
RH		 128082002-05-24 Richard Henderson <rth@redhat.com>
12809
12810 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
12811 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
12812 * config/i386/i386.c (tls_model_chars): Add leading space.
12813 (tls_symbolic_operand): Don't bias by 1.
12814 (legitimize_address): Don't unbias by 1.
12815
c429f12e
TM		 128162002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12817
12818 * lcm.c (optimize_mode_switching): Change bb used as indices
12819 to bb->index.
12820
8beda321
RH		 128212002-05-24 Richard Henderson <rth@redhat.com>
12822
12823 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
12824 of update_life_info_in_dirty_blocks.
12825
90442291
JJ		 128262002-05-24 Jakub Jelinek <jakub@redhat.com>
12827
12828 PR other/6782
12829 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
12830
3620711b
NB		 128312002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
12832
12833 PR preprocessor/6780
12834 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
12835
2f8d482e
JB		 128362002-05-24 Jim Blandy <jimb@redhat.com>
12837
12838 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
12839 entry with a type code of zero, marking the end of the compilation
12840 unit's macro info.
12841
95bfe95f
RH		 128422002-05-24 Richard Henderson <rth@redhat.com>
12843
c7bdf0a6
ZW		 12844 * varasm.c (asm_output_bss): Always output one byte.
12845 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
95bfe95f 12846
7efda054
BM		 128472002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
12848
12849 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
12850 namespace.
12851
8a951190
AJ		 128522002-05-24 Andreas Jaeger <aj@suse.de>
12853
12854 * ggc-page.c (alloc_page): Cast variables of type size_t to
12855 unsigned long, adjust printf format string.
12856 (ggc_alloc): Likewise.
12857 (ggc_print_statistics): Likewise.
12858 (ggc_print_statistics): Correct printf format string for SCALE to
12859 use unsigned long.
12860
f29e2ec0
DS		 128612002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
12862
12863 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
12864
211a0cbe 128652002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
c7bdf0a6 12866 Zack Weinberg <zack@codesourcery.com>
211a0cbe
GDR		 12867
12868 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
12869 quoted strings.
12870 * dwarf2out.c (lookup_filename): Properly quote filename in .file
8a951190 12871 directive in assembly file.
211a0cbe
GDR		 12872 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
12873 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
12874 * config/pj/pj.h (ASM_FILE_START): Likewise.
12875 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
12876 * config/avr/avr.c (asm_file_end): Likewise.
12877 * toplev.c (output_quoted_string): Handle possibly signed plain
8a951190 12878 char.
211a0cbe
GDR		 12879 * toplev.h (output_clean_symbol_name): Declare
12880 * toplev.c (output_clean_symbol_name): Define.
12881 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
12882 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
12883
2f0552b6
AM		 128842002-05-24 Alan Modra <amodra@bigpond.net.au>
12885
12886 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
12887
b326b2c1
VM		 128882002-05-23 Vladimir Makarov <vmakarov@redhat.com>
12889
12890 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
12891 of size of unsigned.
12892
f996902d
RH		 128932002-05-23 Richard Henderson <rth@redhat.com>
12894
12895 * configure.in (HAVE_AS_TLS): New test.
12896 * config.in, configure: Rebuild.
12897 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
12898 (ix86_tls_dialect_string, ix86_tls_dialect): New.
12899 (override_options): Set it.
12900 (tls_model_chars, tls_symbolic_operand): New.
12901 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
12902 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
12903 (local_exec_symbolic_operand): New.
12904 (get_pic_label_name): Merge into output_set_got.
12905 (ix86_asm_file_end): Emit pic_label_name if defined.
12906 (legitimate_constant_p, constant_address_p): New.
12907 (legitimate_pic_operand_p): New.
12908 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
12909 (legitimate_address_p): Likewise.
12910 (ix86_encode_section_info): Rename from i386_; handle tls decls.
12911 (ix86_strip_name_encoding): New.
12912 (get_thread_pointer): New.
12913 (legitimize_address): Handle tls symbols.
12914 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
12915 Remove UNSPEC_PLT.
12916 (struct machine_function): Add some_ld_name.
12917 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
12918 (print_operand) [&]: Use it. Handle UNSPEC_TP.
12919 (output_addr_const_extra): New.
12920 (maybe_get_pool_constant): New.
12921 (ix86_split_to_parts): Use it.
12922 (ix86_expand_move): Handle tls symbols.
12923 (ix86_tls_get_addr): New.
12924 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
12925 (TARGET_OPTIONS): Add tls-dialect.
12926 (CONSTANT_ADDRESS_P): Use new out-of-line function.
12927 (LEGITIMATE_CONSTANT_P): Likewise.
12928 (LEGITIMATE_PIC_OPERAND_P): Likewise.
12929 (TARGET_STRIP_NAME_ENCODING): New.
12930 (ASM_OUTPUT_LABELREF): New.
12931 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
12932 (OUTPUT_ADDR_CONST_EXTRA): New.
12933 (PREDICATE_CODES): Update.
12934 (ix86_tls_dialect, ix86_tls_dialect_string): New.
12935 * config/i386/i386.md: Regroup and renumber unspec constants.
12936 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
12937 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
12938 (tls_global_dynamic, tls_local_dynamic_base): New.
12939 (tls_local_dynamic_once): New.
12940 * config/i386/i386-protos.h: Update.
12941
821e35ba
RH		 129422002-05-23 Richard Henderson <rth@redhat.com>
12943
12944 * genemit.c (gen_insn): Print file:lineno comment before function.
12945 (main): likewise.
12946 * gensupport.c (struct queue_elem): Add filename member.
12947 (queue_pattern): Initialize it; update all callers.
12948 (process_include): Don't free filename.
12949 (read_md_rtx): Set read_rtx_filename.
12950
0f1ffa23 129512002-05-23 Hans Boehm <Hans_Boehm@hp.com>
821e35ba
RH		 12952
12953 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
0f1ffa23 12954
8e9fadc3
RH		 129552002-05-23 Richard Henderson <rth@redhat.com>
12956
12957 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
12958
244c2241
RH		 129592002-05-23 Richard Henderson <rth@redhat.com>
12960
12961 * doc/extend.texi (C++98 Thread-Local Edits): Update with
12962 commentary from Mark.
12963
e0082a72
ZD		 129642002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12965
12966 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
12967 Use FOR_EACH_BB macros to iterate over basic block chain.
12968 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
12969 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
12970 Likewise.
12971 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
12972 find_unreachable_blocks, create_edge_list, verify_edge_list,
12973 remove_fake_edges, add_noreturn_fake_exit_edges,
12974 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
12975 Likewise.
12976 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
12977 find_sub_basic_blocks): Likewise.
12978 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
12979 Likewise.
12980 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
12981 Likewise.
12982 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
12983 Likewise.
12984 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
12985 commit_edge_insertions, commit_edge_insertions_watch_calls,
12986 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
12987 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
12988 * conflict.c (conflict_graph_compute): Likewise.
12989 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
12990 df_modified_p, df_refs_unlink, df_dump): Likewise.
12991 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
12992 * final.c (compute_alignments): Likewise.
12993 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
12994 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
12995 count_or_remove_death_notes): Likewise.
12996 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
12997 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
12998 classic_gcse, compute_transp, cprop, compute_pre_data,
12999 compute_transpout, invalidate_nonnull_info,
13000 delete_null_pointer_checks_1, delete_null_pointer_checks,
13001 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
13002 compute_store_table, build_store_vectors, store_motion): Likewise.
13003 * global.c (global_conflicts, mark_elimination): Likewise.
13004 * graph.c (print_rtl_graph_with_bb): Likewise.
13005 * haifa-sched.c (sched_init): Likewise.
13006 * ifcvt.c (if_convert): Likewise.
13007 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
13008 compute_available, compute_nearerout, compute_rev_insert_delete,
13009 optimize_mode_switching): Likewise.
13010 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
13011 * predict.c (estimate_probability, note_prediction_to_br_prob,
13012 propagate_freq, counts_to_freqs, expensive_function_p,
13013 estimate_bb_frequencies): Likewise.
13014 * profile.c (instrument_edges, get_exec_counts,
13015 compute_branch_probabilities, compute_checksum, branch_prob,
13016 find_spanning_tree): Likewise.
13017 * recog.c (split_all_insns, peephole2_optimize): Likewise.
13018 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
13019 Likewise.
13020 * regclass.c (scan_one_insn, regclass): Likewise.
13021 * regmove.c (mark_flags_life_zones, regmove_optimize,
13022 record_stack_memrefs): Likewise.
13023 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
13024 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
13025 * resource.c (find_basic_block): Likewise.
13026 * sched-ebb.c (schedule_ebbs): Likewise.
13027 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
13028 find_single_block_region, find_rgns, schedule_insns)
13029 * sibcall.c (optimize_sibling_and_tail_recursive_call)
13030 * ssa-ccp.c (optimize_unexecutable_edges,
13031 ssa_ccp_df_delete_unreachable_insns): Likewise.
13032 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
13033 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
13034 rename_block, convert_to_ssa, compute_conservative_reg_partition,
13035 compute_coalesced_reg_partition, rename_equivalent_regs,
13036 convert_from_ssa): Likewise.
13037 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
13038 process_for_unwind_directive): Likewise.
13039
13040 * df.c (FOR_ALL_BBS): Removed.
13041 * gcse.c (struct null_pointer_info): Type of current_block field
13042 changed.
13043 (struct reg_avail_info): Type of last_bb field changed.
13044 * config/ia64/ia64.c (block_num): Removed.
13045 (need_copy_state): Type changed.
13046 (last_block): New.
13047
17645b15
NB		 130482002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
13049
13050 * cppinit.c (mark_named_operators): Split out from init_builtins.
13051 (cpp_finish_options): Call it from here instead.
13052
79ed7328
JT		 130532002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
13054
13055 * builtin-attrs.def: Update copyright years.
13056 (ATTR_NONNULL): New attribute identifier.
13057 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
13058 attribute tree lists.
13059 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
13060 format operand.
13061 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
13062 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
13063 attribute lists. Chain the appropriate nonnull attribute.
13064 * c-format.c (check_format_arg): Remove null format string
13065 warning.
13066 * testsuite/gcc.dg/format/null-1.c: New test.
13067
7d600178
RO		 130682002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13069
13070 * Makefile.in (ADAC): Define.
13071 (SYSLIBS): Define.
13072 (.SUFFIXES): Move before language makefile fragments.
13073 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
13074
5ff225fc
MM		 130752002-05-23 Mark Mitchell <mark@codesourcery.com>
13076
13077 * varasm.c (make_decl_rtl): Don't allow weak variables to be
13078 placed in common.
13079
0f72964f
JH		 13080Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
13081
13082 * cfg.c (dump_flow_info): Print results of
13083 maybe_hot/probably_never_executed predicates.
13084 * toplev.c (open_dump_file): Print function frequency.
13085
c863f8c2
DM		 130862002-05-23 David S. Miller <davem@redhat.com>
13087
13088 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
13089 regsets.
13090
b34c7881
JT		 130912002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
13092
13093 * c-common.c (warn_nonnull): Declare.
13094 (c_common_attribute_table): Add "nonnull" attribute.
13095 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
13096 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
13097 check_function_arguments_recurse): New functions.
13098 * c-common.h (warn_nonnull): Declare extern.
13099 (check_function_arguments, check_function_arguments_recurse): New
13100 prototypes.
13101 * c-decl.c (c_decode_option): Add -Wnonnull option.
13102 * c-format.c (set_Wformat): Set warn_nonnull if enabling
13103 format checking.
13104 (format_check_context): New structure.
13105 (check_format_info_recurse): Remove recursion and rename to...
13106 (check_format_arg): ...this. Update comment.
13107 (check_format_info): Use check_function_arguments_recurse.
13108 * c-typeck.c (build_function_call): Call check_function_arguments
13109 instead of check_function_format.
13110 * doc/extend.texi: Document "nonnull" attribute.
13111 * doc/invoke.texi: Docuemnt -Wnonnull option.
13112 * testsuite/gcc.dg/nonnull-1.c: New test.
13113 * testsuite/gcc.dg/nonnull-2.c: New test.
13114
95479831
DM		 131152002-05-23 David S. Miller <davem@redhat.com>
13116
13117 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
13118 * cfgcleanup.c (cleanup_cfg): If it is set do not
13119 attempt to delete trivially dead insns.
13120 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
13121 * toplev.c (rest_of_compilation): Document non-trivial aspect
13122 the RTL before optimize_save_area_alloca is run.
13123
a97d1398
NB		 131242002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
13125
13126 * c-lex.c (indent_level): Remove.
13127 (cb_file_change, c_lex): Remove indent level handling.
13128 * c-lex.h (indent_level): Remove.
13129 * input.h (struct file_stack): Remove indent_level.
13130 * toplev.c (push_srcloc): Remove indent_level handling.
13131
66b408f2
JJ		 131322002-05-23 Jakub Jelinek <jakub@redhat.com>
13133
13134 PR target/6753
13135 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
13136 of x in constraints for clarity.
13137 (sse_mov?fcc split): abort if op2 == op3.
13138 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
13139 sse_movsfcc_const0_4): Add earlyclobber.
13140 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
13141 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
13142 Use Y instead of x in constraints.
13143
5bf0ebab
RH		 131442002-05-23 Richard Henderson <rth@redhat.com>
13145
9217ef40
RH		 13146 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
13147 (C++98 Thread-Local Edits): New subsection.
13148
5bf0ebab
RH		 13149 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
13150 (ix86_arch): Set type to enum processor_type.
13151
8a951190 13152 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
5bf0ebab
RH		 13153 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
13154
4832c9e1
JJ		 131552002-05-23 Jakub Jelinek <jakub@redhat.com>
13156
13157 * configure.in: Fix as version test for binutils 2.12.1 releases
13158 (without dates).
13159 * configure: Rebuilt.
13160
c8c03509
RH		 131612002-05-23 Richard Henderson <rth@redhat.com>
13162
13163 * config/i386/i386.c (get_pic_label_name): New.
13164 (load_pic_register): Remove.
13165 (output_set_got): New.
13166 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
13167 * config/i386/i386.md (UNSPEC_SET_GOT): New.
13168 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
13169 (prologue_set_got, prologue_get_pc): Remove.
13170 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
13171 (builtin_setjmp_receiver): Use gen_set_got.
13172 * config/i386/i386-protos.h: Update.
13173
d51f3632
JH		 13174Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
13175
13176 * gcse.c (hash_expr): Do not use alias set for hashing.
13177
b0a93386
KB		 131782002-05-22 Kevin Buettner <kevinb@redhat.com>
13179
13180 * dbxout.c (dbxout_class_name_qualifiers): New function.
13181 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
13182
bdee42b1
NB		 131832002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
13184
13185 * cpperror.c (_cpp_begin_message): No special casing
13186 of CPP_FATAL_LIMIT.
13187 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
13188 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
13189 * cpplib.c (do_include_common): Use DL_ERROR.
13190 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
13191 (DL_ICE): Renumber.
13192 * fix-header.c (read_scan_file): Update.
13193
0e07aff3
RH		 131942002-05-22 Richard Henderson <rth@redhat.com>
13195
13196 * config/i386/i386.c (ix86_expand_call): New function, extracted
13197 from md call patterns. Add pic_offset_table_rtx to
13198 CALL_INSN_FUNCTION_USAGE when needed.
13199 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
13200 (call_value_pop, call_value, untyped_call): Likewise.
13201 (call_exp, call_value_exp): Remove.
13202 * config/i386/i386-protos.h: Update.
13203
6f001fdf
RH		 132042002-05-22 Richard Henderson <rth@redhat.com>
13205
13206 * varasm.c (default_section_type_flags): Check for VAR_DECL
13207 before using DECL_THREAD_LOCAL.
13208
cbaaba19
DE		 132092002-05-22 David Edelsohn <edelsohn@gnu.org>
13210
13211 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
13212 (STARTFILE_SPEC): Delete PE crt0.o.
13213 * config/rs6000/aix51.h: Same.
13214 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
13215 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
13216 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
13217 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
13218 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
13219
c711ba8e
RH		 132202002-05-22 Richard Henderson <rth@redhat.com>
13221
13222 * varasm.c (default_section_type_flags): Handle tls data and
13223 default sections.
13224 (default_unique_section): Handle tls sections.
13225
343f59d9
AM		 132262002-05-23 Alan Modra <amodra@bigpond.net.au>
13227
13228 * configure.in (CROSS): Define NATIVE_CROSS.
13229 * configure: Regenerate.
13230 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
13231 (startfile_prefix_spec): New var.
13232 (static_specs): Add startfile_prefix_spec.
13233 (do_spec_2): Split out from..
13234 (do_spec): ..here.
13235 (main): Process startfile_prefix_spec.
13236 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
13237 dynamic linker.
13238 (STARTFILE_PREFIX_SPEC): Define.
13239 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
c7bdf0a6 13240 absolute paths.
343f59d9 13241
df383483
KH		 132422002-05-22 Kazu Hirata <kazu@cs.umass.edu>
13243
13244 * cpperror.c: Fix formatting.
13245 * cppexp.c: Likewise.
13246 * cppfiles.c: Likewise.
13247 * cpphash.c: Likewise.
13248 * cpphash.h: Likewise.
13249 * cppinit.c: Likewise.
13250 * cpplex.c: Likewise.
13251 * cpplib.c: Likewise.
13252 * cppmacro.c: Likewise.
13253 * cppmain.c: Likewise.
13254 * cppspec.c: Likewise.
13255
2dd36f90
JJ		 132562002-05-22 Jakub Jelinek <jakub@redhat.com>
13257
13258 * combine.c (force_to_mode): Use gen_int_mode.
13259 Don't clear CONST_INT bits outside of mode.
13260
8dc02d7f
RH		 132612002-05-22 Richard Henderson <rth@redhat.com>
13262
13263 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
13264 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
13265
45f79783
JJ		 132662002-05-22 Jakub Jelinek <jakub@redhat.com>
13267
13268 PR c/6643
13269 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
13270 if DECL_SIZE_UNIT is INTEGER_CST.
13271
19f71cd7
RH		 132722002-05-22 Richard Henderson <rth@redhat.com>
13273
13274 * flow.c (life_analysis): Delete broken reg_label check.
13275
d5bcfcce
RH		 132762002-05-22 Richard Henderson <rth@redhat.com>
13277
13278 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
13279 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
13280
985d311b 13281Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
5ff94354
R		 13282
13283 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
13284 (embed-bb.c): New rule.
985d311b 13285 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
5ff94354
R		 13286 * config/sh/embed_bb.c: Delete.
13287
985d311b
R		 13288Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
13289
13290 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
13291
f6d45746
KH		 132922002-05-22 Kazu Hirata <kazu@cs.umass.edu>
13293
13294 * config/h8300/h8300.md (*andorqi3): New.
13295
e5f3b786
NB		 132962002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
13297
13298 PR preprocessor/6517
13299 * Makefile.in: Update.
13300 * c-common.c (c_common_post_options): Add preprocessor
13301 errors to the error count.
13302 * c-lang.c (c_post_options): Kill.
13303 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
13304 * hooks.h: Add header guards.
13305 * langhooks-def.h: Include hooks.h.
13306 (LANG_HOOKS_POST_OPTIONS): Update.
13307 * langhooks.h (struct lang_hooks): Update post_options.
13308 * toplev.c (parse_options_and_default_flags): Update.
13309objc:
13310 * objc-lang.c (objc_post_options): Kill.
13311 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
13312
4c526be3
BK		 133132002-05-21 Bruce Korb <bkorb@gnu.org>
13314
13315 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
021c1f34
BK		 13316 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
13317 * fixinc/fixincl.x: regen.
4c526be3 13318
f87c27b4
KH		 133192002-05-21 Kazu Hirata <kazu@cs.umass.edu>
13320
13321 * cfgbuild.c: Fix formatting.
13322 * cfg.c: Likewise.
13323 * cfgcleanup.c: Likewise.
13324 * cfglayout.c: Likewise.
13325 * cfgloop.c: Likewise.
13326 * cfgrtl.c: Likewise.
13327
3d78f2e9
RH		 133282002-05-21 Richard Henderson <rth@redhat.com>
13329
13330 * c-common.h (enum rid): Add RID_THREAD.
13331 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
13332 (grokdeclarator): Grok __thread.
13333 * c-parse.in (reswords): Add __thread.
13334 (rid_to_yy): Add RID_THREAD.
13335
13336 * tree.h (DECL_THREAD_LOCAL): New.
13337 (struct tree_decl): Add thread_local_flag.
13338 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
13339 * tree.c (staticp): TLS variables are not static.
13340
13341 * target-def.h (TARGET_HAVE_TLS): New.
13342 * target.h (have_tls): New.
13343 * output.h (SECTION_TLS): New.
13344 * varasm.c (assemble_variable): TLS variables can't be common for now.
13345 (default_section_type_flags): Handle .tdata and .tbss.
13346 (default_elf_asm_named_section): Handle SECTION_TLS.
13347 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
13348
13349 * flags.h (flag_tls_default): Declare.
13350 * toplev.c (flag_tls_default): Define.
13351 (display_help): Display help for it.
13352 (decode_f_option): Set it.
13353
13354 * doc/extend.texi (Thread-Local): New node describing language-level
13355 thread-local storage.
13356 * doc/invoke.texi (-ftls-model): Document.
13357
13358 * fixinc/inclhack.def (thread_keyword): New.
13359 * fixinc/fixincl.x: Rebuild.
13360
a151daf0
JL		 133612002-05-21 Jeffrey A Law <law@redhat.com>
13362
8a951190 13363 * optabs.c (expand_binop): For double-word integer multiplies,
c7539aa0
JL		 13364 do not compute intermediate results into something that is
13365 not a register (such as a SUBREG or MEM).
13366
a151daf0
JL		 13367 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
13368 (ix86_sched_reorder): Make sure to initialize scheduling
13369 data even when there's only one insn in the ready queue.
13370
96b1f73b
VM		 133712002-05-21 Vladimir Makarov <vmakarov@redhat.com>
13372
13373 * genautomata.c (reserv_sets_hash_value): Fix a typo.
13374
dceb2b75
VM		 133752002-05-21 Vladimir Makarov <vmakarov@redhat.com>
13376
13377 * genautomata.c (reserv_sets_hash_value): Define hash_value as
13378 set_el_t. Transform the hash value into unsigned.
13379 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
13380 (transform_3): Add code to process `(A,B)+(D,E)'.
13381
159d5964
NY		 133822002-05-21 NIIBE Yutaka <gniibe@m17n.org>
13383
13384 * reload1.c (do_output_reload): Run delete_output_reload
13385 only if optimizing.
13386
cf5124f6
RS		 133872002-05-21 Roger Sayle <roger@eyesopen.com>
13388
13389 PR middle-end/6600
13390 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
13391 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
13392 (can_store_by_pieces): ... and here to limit the largest mode used.
13393 Add a comment to document this function.
13394
380e6ade
RH		 133952002-05-21 Richard Henderson <rth@redhat.com>
13396
13397 * flow.c (life_analysis): Fix test for deleted label.
13398
1f95326c
NB		 133992002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
13400
13401 * doc/tm.texi: Fix typo.
13402
2a1dc0d8
ZW		 134032002-05-21 Zack Weinberg <zack@codesourcery.com>
13404
13405 * c-common.c (c_common_init): Set options->unsigned_char from
13406 flag_signed_char.
13407 (cb_register_builtins): Define __STRICT_ANSI__ and
13408 __CHAR_UNSIGNED__ here...
13409 * cppinit.c (init_builtins): Not here.
13410 (cpp_create_reader): unsigned_char option defaults to 0, not
13411 !DEFAULT_SIGNED_CHAR.
13412 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
13413 and -funsigned-char.
13414
13415 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
13416 * cpphash.c (_cpp_init_hashtable): Don't set it.
13417 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
13418 directly. Clarify comment.
13419
d29146f2 134202002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2a1dc0d8 13421
f5eb2fc8 13422 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
8d9afc4e 13423 neighboring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
f5eb2fc8
ZD		 13424 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
13425 BASIC_BLOCK (n_basic_blocks - 1).
d29146f2 13426 * cfganal.c (can_fallthru, flow_call_edges_add,
f5eb2fc8 13427 flow_preorder_transversal_compute): Too.
d29146f2 13428 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
f5eb2fc8
ZD		 13429 find_sub_basic_blocks): Too.
13430 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
d29146f2 13431 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
f5eb2fc8
ZD		 13432 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
13433 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
d29146f2
ZD		 13434 * combine.c (this_basic_block): Type changed to basic_block.
13435 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
13436 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
f5eb2fc8
ZD		 13437 get_last_value, distribute_notes, distribute_links): Too.
13438 * final.c (compute_alignments): Too.
13439 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
13440 * function.c (thread_prologue_and_epilogue_insns): Too.
13441 * gcse.c (compute_code_hoist_vbeinout): Too.
13442 * global.c (build_insn_chain): Too.
13443 * ifcvt.c (find_if_block, find_cond_trap): Too.
13444 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
13445 * regmove.c (regmove_optimize): Too.
13446 * resource.c (find_basic_block): Too.
13447 * sched-ebb.c (schedule_ebbs): Too.
13448 * ssa-dce.c (find_control_dependence, find_pdom): Too.
d29146f2 13449
68bd6dd6
AJ		 134502002-05-21 Andreas Jaeger <aj@suse.de>
13451
13452 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
13453
35a76aac
RH		 134542002-05-21 Richard Henderson <rth@redhat.com>
13455
13456 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
13457 unspec names, not numbers.
13458
2870428f
JM		 134592002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
13460
13461 * doc/sourcebuild.texi: Mention snapshot-README and
13462 snapshot-index.html as needing updating for new front ends.
13463
b0ad77d5
KG		 134642002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13465
13466 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
13467 disabling checking, and avoid multiple evaluation of RTX.
13468
279be7c8
RE		 134692002-05-21 Richard Earnshaw <rearnsha@arm.com>
13470
13471 * bitmap.c (bitmap_find_bit): Return early if we have the correct
13472 element cached.
13473
193a563a
JH		 13474Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
13475
13476 * profile.c (gen_edge_profiler): Set alias set before the memory is
13477 used.
13478
31825e57
DM		 134792002-05-20 David S. Miller <davem@redhat.com>
13480
13481 * cselib.c (max_value_regs): New.
13482 (cselib_lookup, cselib_invalidate_regno): Initialize it when
13483 adding new entries to the REG_VALUES table and we are dealing with
13484 a hard register.
13485 (clear_table): Initialize it.
13486 (cselib_invalidate_regno): Use it to determine which hard
13487 registers to scan when mode is not VOIDmode.
13488
68bd6dd6 134892002-05-20 Duraid Madina <duraid@fl.net.au>
29d83d60
DM		 13490
13491 * tradcpp.c (fixup_newlines): Use old-style function header.
13492
e0a09fda
KW		 134932002-05-20 Krister Walfridsson <cato@df.lth.se>
13494
13495 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
13496
e0c13c70
L		 134972002-05-20 H.J. Lu (hjl@gnu.org)
13498
13499 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
13500
13501 * config/mips/mips.h (DFMODE_NAN): Defined.
13502 (SFMODE_NAN): Likewise.
13503
4c11675d 135042002-05-20 Dale Johannesen <dalej@apple.com>
e0c13c70 13505
2a1dc0d8
ZW		 13506 * combine.c (cant_combine_insn_p): Back out my
13507 previous patch.
4c11675d 13508
6a4d6760
KH		 135092002-05-20 Kazu Hirata <kazu@cs.umass.edu>
13510
13511 * params.c: Fix formatting.
13512 * params.h: Likewise.
13513 * predict.c: Likewise.
13514 * prefix.c: Likewise.
13515 * print-rtl.c: Likewise.
13516 * print-tree.c: Likewise.
13517 * profile.c: Likewise.
13518
5715ca64
L		 135192002-05-20 H.J. Lu (hjl@gnu.org)
13520
13521 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
13522
00b89f01
NC		 135232002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
13524
13525 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
13526 switches straight on to the assembler, do not abbreviate them.
13527 * config/arm/elf.h (ASM_SPEC): As above.
13528 * config/arm/semi.h (ASM_SPEC): As above.
13529 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
13530 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
13531 -mcpu=xscale on to the assembler by default.
13532 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
13533
1441374b
RH		 135342002-05-20 Richard Henderson <rth@redhat.com>
13535
13536 * cse.c (canon_hash): Reorder do_not_record test. Always
13537 allow pic_offset_table_rtx.
13538
c0fe508e
TM		 135392002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
13540
13541 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
13542 (expand_binop): Ditto (3 times).
13543
f362c762
MM		 135442002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
13545
13546 * Makefile.in (distclean): Remove QMTest stuff.
13547 (QMTEST_PATH): New variable.
13548 (QMTESTFLAGS): Likewise.
13549 (QMTESTRUNFLAGS): Likewise.
13550 (QMTEST): Likewise.
13551 (QMTEST_GPP_TESTS): Likewise.
13552 (QMTEST_DIR): Likewise.
13553 (QMTEST_DIR/context): New target.
13554 (qmtest-g++): Likeise.
13555 (qmtest-gui): Likewise.
13556 (QMTEST_DIR/gpp-expected.qmr): Likewise.
13557
16861f33
AH		 135582002-05-19 Aldy Hernandez <aldyh@redhat.com>
13559
2a1dc0d8
ZW		 13560 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
13561 an altivec register if TARGET_ALTIVEC.
16861f33 13562
2a1dc0d8
ZW		 13563 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
13564 to ALTIVEC_VECTOR_MODE.
13565 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
13566 (rs6000_va_arg): Vectors may go in registers if they are not
13567 altivec vectors.
16861f33 13568
23459e15
KH		 135692002-05-19 Kazu Hirata <kazu@cs.umass.edu>
13570
13571 * protoize.c: Fix formatting.
13572
174cc7d1
RH		 135732002-05-19 Richard Henderson <rth@redhat.com>
13574
13575 * gensupport.c (init_include_reader): Merge into ...
13576 (process_include): ... here. Simplify composite path creation.
13577 Plug memory leaks. Fix file/line number tracking. Do not
13578 process_define_cond_exec. Return void.
13579 (process_rtx): Don't check process_include return value.
13580
918ed612
ZD		 135812002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13582
13583 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
13584 fields.
13585 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
13586 traversing basic block chain.
13587 (create_basic_block_structure, create_basic_block): Declaration changed.
13588 (link_block, unlink_block): Declare.
13589 * cfg.c (entry_exit_blocks): Initialize new fields.
13590 (link_block, unlink_block): New.
13591 (expunge_block_nocompact): Unlink basic block.
13592 (dump_flow_info): Print prev_bb/next_bb fields.
13593 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
13594 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
13595 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
13596 * cfgrtl.c (create_basic_block_structure, create_basic_block,
13597 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
13598 (verify_flow_info): Check that list agrees with numbering.
13599
e0322d5c
NB		 136002002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
13601
13602 * c-common.c (preprocessing_asm): New macro.
13603 * c-lex.h (builtin_define, builtin_assert): Use pfile.
13604doc:
13605 * tm.texi: Update.
13606config/alpha:
13607 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
13608 (CPP_SPEC): Simplify.
13609 (TARGET_CPU_CPP_BUILTINS): Update.
13610 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
13611 (CPP_SPEC): Simplify.
13612 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
13613 (TARGET_OS_CPP_BUILTINS): Update.
13614 * osf.h (CPP_XFLOAT_SPEC): Kill.
13615 (TARGET_OS_CPP_BUILTINS): Update.
13616 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
13617 * osf5.h (CPP_XFLOAT_SPEC): Kill.
13618 * vms.h (CPP_SUBTARGET_SPEC): Kill.
13619 (TARGET_OS_CPP_BUILTINS): Update.
13620
121f5c2c
RH		 136212002-05-19 Richard Henderson <rth@redhat.com>
13622
13623 * varasm.c (default_binds_local_p): Fix typo.
13624
651c5ed9
MM		 136252002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
13626
13627 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
13628 CONST_INT operand to the correct mode after adding 1 to it.
13629
bce0deb2
MM		 136302002-05-19 Mark Mitchell <mark@codesourcery.com>
13631
13632 * config.gcc (powerpc-wrs-windiss*): New target.
13633
4aa74a4f
FS		 136342002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13635
13636 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
13637 (ashrdi3): Use it.
13638
a15135c9
MM		 136392002-05-18 Mark Mitchell <mark@codesourcery.com>
13640
13641 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
13642 alphasort.
13643 * config.in: Regenerated.
13644 * configure: Regenerated.
13645
47754fd5
RH		 136462002-05-19 Richard Henderson <rth@redhat.com>
13647
13648 * target-def.h (TARGET_BINDS_LOCAL_P): New.
13649 * target.h (struct gcc_target): Move boolean fields to the end.
13650 Add binds_local_p.
13651 * varasm.c (default_binds_local_p): New.
13652 * output.h: Declare it.
13653
13654 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
13655 * config/cris/cris.c (cris_encode_section_info): Likewise.
13656 * config/i386/i386.c (i386_encode_section_info): Likewise.
13657 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
13658 * config/sh/sh.c (sh_encode_section_info): Likewise.
13659
13660 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
13661 (TARGET_BINDS_LOCAL_P): New.
13662
fc881338
RH		 136632002-05-19 Richard Henderson <rth@redhat.com>
13664
13665 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
13666 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
13667 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
13668
13669 * toplev.c (display_help): Kill -a -ax help.
13670
68bd6dd6 13671 * config/1750a/1750a.h, config/alpha/alpha.h,
fc881338
RH		 13672 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
13673 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
13674 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
13675 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
13676
13677 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
13678 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
13679
13680 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
13681 (ix86_output_function_block_profiler): Kill.
13682 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
13683 (m68hc11_function_block_profiler): Kill.
13684 * config/m68hc11/m68hc11-protos.h: Update.
13685 * config/m88k/m88k.c (output_block_profiler): Kill.
13686 (output_function_block_profiler): Kill.
13687 * config/m88k/m88k-protos.h: Update.
13688
772c5265
RH		 136892002-05-19 Richard Henderson <rth@redhat.com>
13690
13691 * system.h (STRIP_NAME_ENCODING): Poison it.
13692 * output.h (STRIP_NAME_ENCODING): Remove.
13693 (default_strip_name_encoding): Declare.
13694 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
13695 * target.h (strip_name_encoding): New.
13696 * varasm.c (default_strip_name_encoding): New.
13697
13698 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
13699 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
13700 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
13701 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
13702 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
13703 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
13704 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
13705 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
13706 config/v850/v850.h: Use the hook, not the macro.
13707
13708 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
13709 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
13710 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
13711 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
13712 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
13713 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
68bd6dd6 13714 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
772c5265
RH		 13715 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
13716 config/v850/v850.c, config/v850/v850.h:
13717 Move STRIP_NAME_ENCODING to out-of-line function and add
13718 TARGET_STRIP_NAME_ENCODING.
13719
13720 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
13721 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
13722 with TARGET_STRIP_NAME_ENCODING referencing existing function;
13723 make function static.
13724
13725 * xcoffout.c: Include target.h
13726 * Makefile.in (xcoffout.o): Update.
13727
13728 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
13729 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
13730 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
13731 reloc argument unused.
13732 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
13733
13734 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
13735 STRIP_NAME_ENCODING docs.
13736
8f9eb495
AJ		 137372002-05-19 Andreas Jaeger <aj@suse.de>
13738
13739 * gengenrtl.c: Add prototype for excluded_rtx.
13740
13741 * real.h: Add prototype for exact_real_truncate.
13742
fb49053f
RH		 137432002-05-18 Richard Henderson <rth@redhat.com>
13744
13745 * system.h (ENCODE_SECTION_INFO): Poison it.
13746 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
13747 * target.h (encode_section_info): New.
13748 * varasm.c (make_decl_rtl, output_constant_def): Use it.
13749 * hooks.c (hook_tree_int_void): New.
13750 * hooks.h: Declare it.
13751
13752 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
13753 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
13754 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
13755 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
13756 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
13757 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
13758 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
13759 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
13760 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13761 config/mcore/mcore-protos.h, config/mcore/mcore.c,
13762 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
13763 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
13764 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
13765 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
13766 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
13767 referencing existing function. Make function static.
13768
13769 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
8f9eb495 13770 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
fb49053f
RH		 13771 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
13772 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
13773 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
8f9eb495 13774 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
fb49053f
RH		 13775 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
13776 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
13777 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
13778 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
8f9eb495 13779 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
fb49053f
RH		 13780 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
13781 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
13782 Move ENCODE_SECTION_INFO to out-of-line function and add
13783 TARGET_ENCODE_SECTION_INFO.
13784
13785 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
13786 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
13787
13788 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
13789 from SUBTARGET_*
13790 (switch_to_section): Replace in_rdata case with in_readonly_data.
13791
13792 * config/h8300/h8300.c (h8300_encode_label): Make static.
13793 * config/h8300/h8300-protos.h: Update.
13794
13795 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
13796 from rs6000_encode_section_info; make static.
13797 (rs6000_xcoff_encode_section_info): New.
13798
13799 * config/v850/v850.c (v850_encode_data_area): Make static.
13800 * config/v850/v850-protos.h: Update.
13801
13802 * config/vax/vax.c: Include flags.h.
13803 (vms_select_section): Fix typo.
13804
13805 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
13806 ENCODE_SECTION_INFO docs.
13807
9fe08fd0
RH		 138082002-05-18 Richard Henderson <rth@redhat.com>
13809
13810 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
13811 REGISTER_TARGET_PRAGMAS.
13812 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
13813
410b770f
RH		 13814 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
13815
b64a1b53
RH		 138162002-05-18 Richard Henderson <rth@redhat.com>
13817
13818 * system.h (SELECT_RTX_SECTION): Poison.
13819 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
13820 * target.h (select_rtx_section): New.
13821 * varasm.c (output_constant_pool): Use it.
13822 (default_select_rtx_section, default_elf_select_rtx_section): New.
13823 * output.h: Declare them.
13824
13825 * config/darwin.h (SELECT_RTX_SECTION): Move ...
13826 * config/darwin.c (machopic_select_rtx_section): ... here.
13827 * config/darwin-protos.h: Update.
13828
13829 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
13830 * config/nextstep.c (machopic_select_rtx_section): ... here.
13831 (nextstep_select_section): Rename variable to avoid macro clash.
13832 * config/nextstep-protos.h: Update.
13833
13834 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
13835 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
13836 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
8f9eb495 13837 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
b64a1b53
RH		 13838 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
13839 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
8f9eb495 13840 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
b64a1b53
RH		 13841 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
13842 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
13843 (SELECT_RTX_SECTION): Remove.
13844
13845 * config/darwin.h, config/elfos.h, config/nextstep.h,
13846 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
13847 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
13848 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
13849 config/sparc/lynx.h, config/xtensa/xtensa.c
13850 (TARGET_ASM_SELECT_RTX_SECTION): New.
13851
13852 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
13853 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
13854 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
13855 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
13856 (ia64_aix_select_rtx_section): New.
13857 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
13858 redefining.
13859 * config/mips/mips.c (mips_select_rtx_section): Make static.
8f9eb495 13860 Support ELF SHF_MERGE features.
b64a1b53
RH		 13861 * config/mips/mips-protos.h: Update.
13862 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
13863 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
13864 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
13865 make static, fall back to default_elf_select_rtx_section.
13866 * config/rs6000/rs6000-protos.h: Update.
13867 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
13868 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
13869 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
13870 * config/romp/romp.c (romp_select_rtx_section): New.
13871 * config/s390/s390.c (s390_select_rtx_section): New.
13872 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
13873 declarations before target macro definition.
13874 (xtensa_emit_call): Use static buffer.
13875 (xtensa_select_rtx_section): New.
13876 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
13877 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
13878 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
13879
13880 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
13881 SELECT_RTX_SECTION docs.
13882
13883Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
5f90a099
JH		 13884
13885 * i386.md (movsi/movdi): Fix template.
13886 (sse2 patterns): Set attributes consistently.
13887
13888 * i386.md (pushqi2, ashrqi_*): Fix constraint.
13889
6835a09c
TM		 138902002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
13891
13892 * optabs.c (complex_part_zero_p): New.
13893 * (expand_cmplxdiv_straight): Use it.
13894 * (expand_cmplxdiv_wide): Ditto.
13895 * (expand_binop): Ditto.
13896
d48bc59a
RH		 138972002-05-18 Richard Henderson <rth@redhat.com>
13898
13899 * final.c (HAVE_READONLY_DATA_SECTION): New.
13900 (shorten_branches): Use it instead of ifdefs.
13901 * varasm.c (enum in_section): Add in_readonly_data.
13902 (text_section, data_section): Tidy.
13903 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
13904
13905 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
13906 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
13907 (READONLY_DATA_SECTION): Don't undef.
13908
13909 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
13910 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
13911 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
13912
13913 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
13914 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
13915 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
13916 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
13917
13918 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
13919 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
13920 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
13921 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
13922 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
13923 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
13924 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
13925 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
13926 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
13927
13928 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
13929 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
13930 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
13931 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
13932 config/pa/pa64-hpux.h, config/sparc/litecoff.h
13933 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
13934
13935 * config/elfos.h, config/netware.h, config/svr3.h,
13936 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
13937 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
13938 config/h8300/h8300.h, config/i386/i386-interix.h,
13939 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
13940 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
13941
13942 * config/elfos.h, config/netware.h, config/svr3.h,
13943 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
13944 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
13945 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
13946 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
13947
13948 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
13949 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
13950 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
13951 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
13952 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
13953 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
13954 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
13955 config/rs6000/sysv4.h, config/v850/v850.h
13956 (EXTRA_SECTIONS): Remove in_const/in_rdata.
13957 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
13958
13959 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
13960 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
13961 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
13962 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
13963 * config/alpha/alpha.c (alpha_start_function): Likewise.
13964 (alpha_write_linkage): Likewise.
13965 * config/m32r/m32r.c (m32r_select_section): Likewise.
13966 * config/m88k/m88k.c (m88k_select_section): Likewise.
13967 * config/mips/mips.c (mips_select_rtx_section): Likewise.
13968 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
13969 (rs6000_elf_select_section): Likewise.
13970 * config/v850/v850.c (v850_select_section): Likewise.
13971
13972 * config/1750a/1750a.h, config/i860/sysv3.h
13973 (READONLY_DATA_SECTION_ASM_OP): New.
13974 READONLY_DATA_SECTION_ASM_OP.
13975 * config/i386/interix.c, config/i386/winnt.c
13976 (i386_pe_unique_section): Always use .rdata prefix.
13977 * config/pa/som.h (readonly_data): Always switch to read-only section.
13978 (READONLY_DATA_SECTION): Predicate on flag_pic.
13979 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
13980 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
13981 (READONLY_DATA_SECTION): Update.
13982
e964a556
JT		 139832002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
13984
13985 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
8f9eb495 13986 is used without -Wformat.
e964a556
JT		 13987 * c-common.h (warn_format_zero_length): Declare extern.
13988 * c-decl.c (warn_options): Add "format-zero-length".
13989 * c-format.c (warn_format_zero_length): Declare.
13990 (set_Wformat): Set warn_format_zero_length for -Wformat.
13991 (check_format_info): Only warn about zero-length formats if
13992 warn_format_zero_length is true. Include the format type
13993 name in the warning message.
13994 * doc/invoke.texi: Document -Wformat-zero-length.
13995 * testsuite/gcc.dg/format/zero-length-1.c: New test.
13996
d92b4486
KH		 139972002-05-18 Kazu Hirata <kazu@cs.umass.edu>
13998
13999 * timevar.c: Fix formatting.
14000 * tlink.c: Likewise.
14001 * toplev.c: Likewise.
14002 * tree-dump.c: Likewise.
14003 * tree-inline.c: Likewise.
14004
43612ffb
NB		 140052002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
14006
14007 * cppinit.c (cpp_post_options): If preprocessed, turn off
14008 traditional. If traditional, turn off column numbers.
14009 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
14010 * cpptrad.c (handle_newline): Update line_base.
14011 (skip_comment): Handle -Wcomment.
14012
f24a153a
ZW		 140132002-05-17 Zack Weinberg <zack@codesourcery.com>
14014
14015 * cppinit.c (struct builtin): Remove unused fields.
14016 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
14017 (operator_array): New - was second half of builtin_array.
14018 (init_builtins): Simplify loop over builtin_array/operator_array.
14019
12403335
NB		 140202002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
14021
14022 * defaults.h (UNIQUE_SECTION): Remove.
14023 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
14024
1f8c3c5b
RH		 140252002-05-17 Richard Henderson <rth@redhat.com>
14026
14027 * expr.c (init_expr_once): Don't use start/end_sequence.
14028 Use rtx_alloc instead of emit_insn.
14029 * toplev.c (lang_dependent_init): Run init_expr_once here ...
14030 (lang_independent_init): ... not here.
14031
4664f4c4
JT		 140322002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
14033
14034 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
14035
93febe68
MM		 140362002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
14037
14038 * config/avr/avr.c (avr_regs_to_save): New function. Also check
14039 for fixed registers, possibly used for global register variables.
14040 (initial_elimination_offset, avr_output_function_prologue,
14041 avr_output_function_epilogue): Move common code to avr_regs_to_save.
14042
004cb263
NB		 140432002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
14044
14045 * Makefile.in: Update for cpptrad.c.
14046 * cpphash.h (struct cpp_buffer): New members for buffer
14047 overlays.
14048 (struct cpp_reader): New members for traditional output.
14049 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
14050 * cppinit.c (cpp_create_reader): Set trad_line.
14051 (cpp_destroy): Free trad_out_base if used.
14052 (cpp_read_main_file): Overlay an empty buffer if traditional.
14053 (cpp_finish_options): Don't do builtins.
14054 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
14055 (cpp_handle_option): Handle it.
14056 * cpplex.c (continue_after_nul): New.
14057 (_cpp_lex_direct): Use handle_nul.
14058 * cpplib.h (struct cpp_options): New traditional option.
14059 * cpptrad.c: New file.
14060
bdcae02b
NB		 140612002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
14062
14063 * c-common.c (c_common_init_options): Use C89 for Objective-C,
14064 and set the options flag.
14065 * cppinit.c (lang_flags): Remove objc.
14066 (lang_defaults): Remove OBJC and OBJCXX.
14067 (set_lang): Update.
14068 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
14069 (cpp_handle_option): Remove -+ and -lang-objc++.
14070 For ObjC, just set a flag.
14071 (print_help): Update.
14072 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
14073
0fca60ab
RO		 140742002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14075
14076 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
14077 bootstrap with -mips3.
14078
dd3f0101
KH		 140792002-05-17 Kazu Hirata <kazu@cs.umass.edu>
14080
14081 * final.c: Fix formatting.
14082 * fix-header.c: Likewise.
14083 * flow.c: Likewise.
14084 * fold-const.c: Likewise.
14085 * function.c: Likewise.
14086
5ca9299f
DM		 140872002-05-17 David S. Miller <davem@redhat.com>
14088
14089 PR c/6689, PR optimization/6615
14090 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
14091 and make it a pointer to rtx. Update comments.
14092 (update_equiv_regs): When scanning for equivalences, record
14093 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
14094 it while making the equiv replacements.
14095
508bc172
RO		 140962002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14097
14098 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
14099
5cd983a6
KK		 141002002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
14101
14102 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
14103 when encoding visibility into SYMBOL_REF_FLAG.
14104
ce0f3925
RS		 141052002-05-17 Richard Sandiford <rsandifo@redhat.com>
14106
14107 * expr.c (force_operand): Fix reversed move.
14108
06809951
GP		 141092002-05-17 Kurt Wall <kwall@kurtwerks.com>
14110
14111 * doc/install.texi (Testing): Mention two common DejaGnu warnings
14112 that can be ignored.
14113
141142002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14115
14116 * doc/install.texi (Final install): Recommend to install into a
14117 "clean" target directory.
14118
1d5d7a21
RH		 141192002-05-17 Richard Henderson <rth@redhat.com>
14120
14121 * config/ia64/ia64.md: Use braced strings instead of quoted strings
14122 for code blocks. Tidy whitespace.
14123
ae46c4e0
RH		 141242002-05-17 Richard Henderson <rth@redhat.com>
14125
14126 * hooks.c (hook_tree_bool_false): New.
14127 * hooks.h: Declare it.
14128 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
14129 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
14130 * target.h (select_section, unique_section): New.
14131 (in_small_data_p): New.
14132 * varasm.c (resolve_unique_section): Use hooks instead of macros.
14133 (variable_section, output_constant_def_contents): Likewise.
14134 (default_select_section, default_unique_section): New.
14135 (categorize_decl_for_section, default_elf_select_section): New.
14136 * output.h: Declare them.
14137
14138 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
14139 (TARGET_ASM_SELECT_SECTION): New.
14140 (SELECT_SECTION): Move ...
14141 * config/darwin.c (machopic_select_section): ... here.
14142 * config/darwin-protos.h: Update.
14143
14144 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
14145 (SELECT_SECTION): Move ...
14146 * config/nextstep.c (nextstep_select_section): ... here.
14147 * config/nextstep-protos.h: Update.
14148
14149 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
14150 (TARGET_ASM_SELECT_SECTION): New.
14151 * config/svr3.h (SELECT_SECTION): Remove.
14152
14153 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
14154 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
14155 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
14156 (alpha_encode_section_info): Use it.
14157 * config/alpha/alpha-protos.h: Update.
14158 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
14159 (SELECT_SECTION, UNIQUE_SECTION): Remove.
14160 (TARGET_ASM_SELECT_SECTION): New.
14161 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
14162
14163 * config/arm/pe.h (UNIQUE_SECTION): Remove.
14164 (TARGET_ASM_UNIQUE_SECTION): New.
14165
14166 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
14167 (avr_unique_section): Rename from unique_section; make static.
14168 * config/avr/avr-protos.h: Update.
14169 * config/avr/avr.h (UNIQUE_SECTION): Remove.
14170
14171 * config/c4x/c4x.h (SELECT_SECTION): Remove.
14172
14173 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
14174 (TARGET_ASM_UNIQUE_SECTION): New.
14175 * config/i386/i386-interix.h: Likewise.
14176 * config/i386/win32.h: Likewise.
14177 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
14178 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
14179 * config/i386/sco5.h (SELECT_SECTION): Remove.
14180 (TARGET_ASM_SELECT_SECTION): New.
14181 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
14182
14183 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
14184 instead of SELECT_SECTION.
14185 * config/m68k/dpx2.h: Likewise.
14186 * config/rs6000/lynx.h: Likewise.
14187
14188 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
14189 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
14190 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
14191 (ia64_in_small_data_p): New.
14192 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
14193 (ia64_aix_select_section, ia64_aix_unique_section): New.
14194 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
14195 (SELECT_SECTION, UNIQUE_SECTION): Remove.
14196
14197 * config/m32r/m32r.h (SELECT_SECTION): Remove.
14198 (TARGET_ASM_SELECT_SECTION): New.
14199 * config/m32r/m32r.c (m32r_select_section): Take align argument.
14200 * config/m32r/m32r-protos.h: Update.
14201
14202 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
14203 (SELECT_SECTION): Move ...
14204 * config/m88k/m88k.c (m88k_select_section): ... here.
14205
14206 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
14207 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
14208 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
14209 (mcore_unique_section): Make static.
14210 * config/mcore/mcore-protos.h: Update.
14211
14212 * config/mips/elf.h (UNIQUE_SECTION): Remove.
14213 (TARGET_ASM_UNIQUE_SECTION): New.
14214 * config/mips/elf64.h: Likewise.
14215 * config/mips/iris6gld.h: Likewise.
14216 * config/mips/linux.h: Likewise.
14217 * config/mips/mips-protos.h: Update.
14218 * config/mips/mips.c (mips_select_section): Add align argument.
14219 * config/mips/mips.h (SELECT_SECTION): Remove.
14220 (TARGET_ASM_SELECT_SECTION): New.
14221
14222 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
14223 * config/mmix/mmix.c (mmix_select_section): Remove.
14224 (mmix_unique_section): Remove.
14225 * config/mmix/mmix-protos.h: Update.
14226
14227 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
14228 (SELECT_SECTION): Move ...
14229 * config/pa/pa.c (pa_select_section): ... here.
14230 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
14231
14232 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
14233 from rs6000_select_section and make static.
14234 (rs6000_elf_unique_section): Similarly.
14235 (rs6000_xcoff_select_section): From xcoff.h.
14236 (rs6000_xcoff_unique_section): Likewise.
14237 * config/rs6000/rs6000-protos.h: Update.
14238 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
14239 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
14240 * config/rs6000/xcoff.h: Likewise.
14241
14242 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
14243 (SELECT_SECTION): Move ...
14244 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
14245
14246 * config/v850/v850.h (SELECT_SECTION): Move ...
14247 * config/v850/v850.c (v850_select_section): ... here.
14248 (TARGET_ASM_SELECT_SECTION): New.
14249
14250 * config/vax/vms.h (SELECT_SECTION): Move ...
14251 * config/vax/vax.c (vms_select_section): ... here.
14252 (TARGET_ASM_SELECT_SECTION): New.
14253
14254 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
14255 for the target hooks.
14256
eaeb23a7
NC		 142572002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
14258
14259 * config/arm/arm.c (emit_multi_reg_push): Do not set
14260 RTX_FRAME_RELATED_P on the SEQUENCE.
14261
a00fe19f
RH		 142622002-05-16 Richard Henderson <rth@redhat.com>
14263
14264 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
14265 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
14266
5ccff482
RH		 142672002-05-16 Richard Henderson <rth@redhat.com>
14268
14269 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
14270
068d7739
RH		 14271 * config/ia64/ia64.c (saveable_obstack): Do not declare.
14272
0b17ab2f
RH		 142732002-05-16 Richard Henderson <rth@redhat.com>
14274
14275 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
14276 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
14277 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
14278 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
14279 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
14280 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
14281 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
14282 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
14283 Revert "Basic block renumbering removal", and two followup patches.
14284
8ae86b3c
JT		 142852002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
14286
14287 * lcm.c (optimize_mode_switching): Revert previous change.
14288
4e9f27af
ZD		 142892002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14290
14291 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
14292 with only extant block numbers.
14293
3cdc1dbc
JT		 142942002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
14295
14296 * lcm.c (optimize_mode_switching): Fix typo.
14297
fbfb3b09
ZD		 142982002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14299
14300 * flow.c (calculate_global_regs_live): Queue blocks in program order.
14301
b4b0fb02
RO		 143022002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14303
14304 * doc/install.texi (Configuration): Document PWDCMD.
14305
63b827c5
DJ		 143062002-05-16 Dale Johannesen <dalej@apple.com>
14307
14308 * combine.c (cant_combine_insn_p): Reenable combinations
14309 involving hard regs unless CLASS_LIKELY_SPILLED_P.
14310
748d29c1
NB		 143112002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
14312
14313 * c-common.c (cb_register_builtins): Handle more built-ins
14314 here rather than in gcc.c specs.
14315 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
14316 (cpp_options): Pass -O flags even when only preprocessing.
14317 * toplev.c (set_fast_math_flags): New prototype.
14318 (fast_math_flags_set_p): New.
14319 (set_no_fast_math_flags): Remove.
14320 (decode_f_option): Update.
14321 * toplev.h (set_fast_math_flags): Update.
14322 (fast_math_flags_set_p): New.
14323 (set_no_fast_math_flags): Remove.
14324config:
14325 * c4x/c4x.c (c4x_override_options): Update.
14326
5279d739
ZW		 143272002-05-16 Zack Weinberg <zack@codesourcery.com>
14328
14329 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
14330 Default-define here.
14331 (builtin_define_with_value): Can now wrap the expansion in
14332 quotation marks if such is wanted.
a00fe19f 14333 (cb_register_builtins): Update calls to builtin_define_with_value.
5279d739
ZW		 14334 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
14335 here.
14336 (c_common_init): Set options->stdc_0_in_system_headers.
14337 * c-lex.h: Update prototype of builtin_define_with_value.
14338 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
14339 and REGISTER_PREFIX.
14340
14341 * cppinit.c (VERS, ULP, C, X): Kill.
14342 (builtin_array): Remove entries for __VERSION__,
14343 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
14344 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
14345 a constant.
14346 (init_builtins): Kill off a bunch of now-dead code.
14347 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
14348 -fno-leading-underscore.
14349 (cpp_handle_option): Remove code to set user_label_prefix.
14350 (cpp_post_options): Likewise.
14351
14352 * cpplib.h (struct cpp_options): Remove user_label_prefix.
14353 (stdc_0_in_system_headers): New.
14354 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
14355 stdc_0_in_system_headers) too to decide the value of __STDC__.
14356
14357 * tradcpp.c (user_label_prefix): Kill.
a00fe19f 14358 (main): Remove code handling -f(no-)leading-underscore.
5279d739
ZW		 14359 (initialize_builtins): Don't define __REGISTER_PREFIX__
14360 or __USER_LABEL_PREFIX__.
14361 (install_value): Wrap compound statement in dummy loop so the
14362 macro works properly in an if statement.
14363
14364
62e6ca55
JJ		 143652002-05-16 Janis Johnson <janis187@us.ibm.com>
14366
14367 * loop.h (struct loop_info): Add member has_prefetch.
14368 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
14369 (prescan_loop): Initialize has_prefetch.
14370 (struct prefetch_info): Change prefetch_in_loop and
14371 prefetch_before_loop from bit fields to ints.
14372 (emit_prefetch_instructions): Several small fixes.
14373 (check_dbra_loop): Don't reverse loop that uses prefetch.
14374
1e6347d8
RO		 143752002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14376
14377 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
14378 * configure.in: Likewise.
14379 * fixinc/check.tpl: Likewise.
14380 * fixinc/fixinc.dgux: Likewise.
14381 * fixinc/fixinc.svr4: Likewise.
14382 * fixinc/fixinc.winnt: Likewise.
14383 * fixinc/fixincl.sh: Likewise.
14384 * fixproto: Likewise.
14385 * configure: Regenerate.
14386
355e4ec4
ZD		 143872002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14388
14389 Basic block renumbering removal:
14390 * basic_block.h (struct basic_block_def): Renamed index to sindex,
14391 added prev_bb and next_bb fields.
14392 (n_basic_blocks): Renamed to num_basic_blocks.
14393 (last_basic_block): New, index of last basic block.
14394 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
14395 traversing basic block chain.
14396 (BLOCK_NUM): index -> sindex.
14397 (create_basic_block_structure, create_basic_block): Declaration changed.
14398 (debug_num2bb): Declare.
14399 (expunge_block_nocompact): Declaration removed.
14400 (link_block, unlink_block, compact_blocks): Declare.
14401 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
14402 * cfg.c (entry_exit_blocks): Initialize new fields.
14403 (clear_edges, alloc_block, expunge_block, cached_make_edge,
14404 redirect_edge_pred, dump_flow_info, dump_edge_info,
14405 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
14406 free_aux_for_edges): Modified.
14407 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
14408 (expunge_block_nocompact): Removed.
14409 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
14410 find_unreachable_blocks, create_edge_list, print_edge_list,
14411 verify_edge_list, flow_edge_list_print, remove_fake_successors,
14412 remove_fake_edges, flow_reverse_top_sort_order_compute,
14413 flow_depth_first_order_compute, flow_preorder_transversal_compute,
14414 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
14415 flow_dfs_compute_reverse_execute): Modified.
14416 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
14417 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
14418 Modified.
14419 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14420 merge_blocks_move_predecessor_nojumps,
14421 merge_blocks_move_successor_nojumps, merge_blocks,
14422 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
14423 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
14424 * cfglayout.c (skip_insns_after_block, label_for_bb,
14425 record_effective_endpoints, scope_to_insns_finalize,
14426 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
14427 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
14428 cfg_layout_duplicate_bb): Modified.
14429 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
14430 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
14431 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
14432 flow_loops_find, flow_loop_outside_edge_p): Modified.
14433 * cfgrtl.c (create_basic_block_structure, create_basic_block,
14434 flow_delete_block, compute_bb_for_insn, split_block,
14435 try_redirect_by_replacing_jump, redirect_edge_and_branch,
14436 force_nonfallthru_and_redirect, tidy_fallthru_edge,
14437 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
14438 commit_edge_insertions, commit_edge_insertions_watch_calls,
14439 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
14440 purge_all_dead_edges): Modified.
14441 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
14442 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
14443 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
14444 Modified.
14445 * conflict.c (conflict_graph_compute): Modified.
14446 * df.c (FOR_ALL_BBS): Removed.
14447 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
14448 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
14449 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
14450 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
14451 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
14452 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
14453 * final.c (compute_alignments, final_scan_insn): Modified.
14454 * flow.c (verify_local_live_at_start, update_life_info,
14455 update_life_info_in_dirty_blocks, free_basic_block_vars,
14456 delete_noop_moves, calculate_global_regs_live,
14457 initialize_uninitialized_subregs, allocate_bb_life_data,
14458 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
14459 mark_used_reg, count_or_remove_death_notes): Modified.
14460 * function.c (thread_prologue_and_epilogue_insns): Modified.
14461 * gcse.c (struct null_pointer_info): Change typo of current_block
14462 to basic_block.
14463 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
14464 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
14465 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
14466 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
14467 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
14468 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
14469 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
14470 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
14471 pre_delete, one_pre_gcse_pass, compute_transpout,
14472 invalidate_nonnull_info, delete_null_pointer_checks_1,
14473 free_code_hoist_mem, compute_code_hoist_vbeinout,
14474 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
14475 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
14476 compute_store_table, build_store_vectors, insert_insn_start_bb,
14477 insert_store, replace_store_insn, free_store_memory, store_motion):
14478 Modified.
14479 * global.c (global_alloc, global_conflicts, mark_elimination,
14480 build_insn_chain): Modified.
14481 * graph.c (print_rtl_graph_with_bb): Modified.
14482 * haifa-sched.c (sched_init): Modified.
14483 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
14484 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
14485 if_convert): Modified.
14486 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
14487 compute_insert_delete, pre_edge_lcm, compute_available,
14488 compute_farthest, compute_nearerout, compute_rev_insert_delete,
14489 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
14490 Modified.
14491 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
14492 * loop.c (loop_dump_aux): Modified.
14493 * predict.c (combine_predictions_for_insn, estimate_probability,
14494 last_basic_block_p, process_note_prediction, process_note_predictions,
14495 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
14496 expensive_function_p, estimate_bb_frequencies,
14497 compute_function_frequency): Modified.
14498 * print-rtl.c (print_rtx): Modified.
14499 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
14500 get_exec_counts, compute_branch_probabilities, compute_checksum,
14501 branch_prob, find_spanning_tree): Modified.
14502 * recog.c (split_all_insns, peephole2_optimize): Modified.
14503 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
14504 convert_regs_1, convert_regs_2, convert_regs): Modified.
14505 * regclass.c (scan_one_insn, regclass): Modified.
14506 * regmove.c (mark_flags_life_zones, regmove_optimize,
14507 combine_stack_adjustments): Modified.
14508 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
14509 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
14510 * reorg.c (dbr_schedule): Modified.
14511 * resource.c (find_basic_block, init_resource_info): Modified.
14512 * sbitmap.c (sbitmap_intersection_of_succs,
14513 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
14514 sbitmap_union_of_preds): Modified.
14515 * sched-deps.c (init_dependency_caches): Modified.
14516 * sched-ebb.c (schedule_ebbs): Modified.
14517 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
14518 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
14519 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
14520 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
14521 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
14522 ssa_const_prop): Modified.
14523 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
14524 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
14525 * ssa.c (remove_phi_alternative, find_evaluations,
14526 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
14527 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
14528 make_regs_equivalent_over_bad_edges,
14529 make_equivalent_phi_alternatives_equival,
14530 compute_conservative_reg_partition,
14531 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
14532 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
14533 Modified.
14534
5a566bed
MM		 145352002-05-16 Mark Mitchell <mark@codesourcery.com>
14536
14537 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
14538
48f6efae
NC		 145392002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
14540
14541 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
14542 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
14543 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
14544 calling CONSTANT_POOL_ADDRESS_P.
14545 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
14546 to decide whether to define __arm__ or __thumb.
355e4ec4 14547 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
48f6efae
NC		 14548 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
14549
b166fadd
NB		 145502002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
14551
14552 * config/arc/arc.h (CPP_PREDEFINES): Remove.
14553 (CPP_SPEC): Update.
14554 (TARGET_CPU_CPP_BUILTINS): New.
14555
601328bb
NB		 145562002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
14557
14558 * cpphash.h (cpp_macro): Move here, and make expansion a union.
14559 * cppmacro.c (cpp_macro): Remove.
14560 (enter_macro_context, replace_args, warn_of_redefinition,
14561 _cpp_create_definition, cpp_macro_definition): Update.
14562
ff48be5c
JM		 145632002-05-16 Jason Merrill <jason@redhat.com>
14564
14565 * config/mips/mips.c (mips_output_external): Don't do sdata
14566 optimization for a variable with DECL_COMDAT set.
14567
805c42ba
AH		 145682002-05-15 Aldy Hernandez <aldyh@redhat.com>
14569
355e4ec4
ZD		 14570 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
14571 Cleanups for accepting modifiers on pointers.
14572 Fix predicate typos.
14573 Allow long pointers as well as int pointers.
805c42ba 14574
34fb9ba5
RH		 145752002-05-15 Richard Henderson <rth@redhat.com>
14576
14577 * varasm.c (merge_weak): Remove special case for extern and common.
14578
62e118f5
MH		 145792002-05-15 Matt Hiller <hiller@redhat.com>
14580
14581 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
355e4ec4 14582 XFAILing.
62e118f5
MH		 14583 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
14584 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
14585 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
14586 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
14587 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
14588 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
14589
fefac463
AH		 145902002-05-15 Aldy Hernandez <aldyh@redhat.com>
14591
355e4ec4 14592 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
fefac463 14593
5f004351
AH		 145942002-05-15 Aldy Hernandez <aldyh@redhat.com>
14595
355e4ec4
ZD		 14596 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
14597 ("altivec_mfvscr"): Read from VSCR.
14598
14599 Add vscr sets for the following insns: altivec_vctuxs,
14600 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
14601 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
14602 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
14603 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
14604 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
14605 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
14606 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
14607 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
14608 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
14609 altivec_vsum2sws, altivec_vsumsws.
14610
14611 * config/rs6000/rs6000.h: Add VSCR fixed register.
14612 (CALL_REALLY_USED_REGISTERS): Add vscr.
14613 (CALL_USED_REGISTERS): Same.
14614 (FIXED_REGISTERS): Same.
14615 (REG_ALLOC_ORDER): Same.
14616 (reg_class): Add VSCR_REGS.
14617 (REG_CLASS_NAMES): Same.
14618 (REG_CLASS_CONTENTS): Same.
14619 (VSCR_REGNO): New.
14620 (REGISTER_NAMES): Add vscr.
14621 (DEBUG_REGISTER_NAMES): Same.
14622 (ADDITIONAL_REGISTER_NAMES): Same.
14623 (FIRST_PSEUDO_REGISTER): Increment.
14624 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
5f004351 14625
033afd11
RH		 146262002-05-15 Jakub Jelinek <jakub@redhat.com>
14627
14628 * fold-const.c (fold): Fix a typo.
14629
146302002-05-15 Eric Botcazou <ebotcazou@multimania.com>
14631
14632 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
14633 comparison against the highest or lowest integer value before
14634 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
14635 transformation and that of an unsigned comparison against 0
14636 right after.
14637
14285ace
RH		 146382002-05-15 Richard Henderson <rth@redhat.com>
14639
14640 * varasm.c (merge_weak): Error for any weakening after definition.
14641 Adjust weakening after use warning to catch more cases.
14642 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
14643 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
14644
194734e9
JH		 14645Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
14646
14647 * invoke.texi (-malign-double): Re-add lost warning.
14648
14649 * i386-protos.h (x86_output_mi_thunk): Declare.
14650 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
14651 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
14652
14653 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
14654 when flag_asynchronous_unwind_tables is set.
14655
14656 * flags.h (flag_reorder_functions): Declare.
14657 * function.c (prepare_function_start): Initialize frequnecy.
14285ace 14658 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
194734e9
JH		 14659 * Makefile.in (predict.o): Add dependency on target.h and params.h
14660 * defaults.h (HOT_TEXT_SECTION_NAME,
14661 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
14662 * predict.c (choose_function_section): New function.
14663 (estimate_bb_frequencies): Use it.
14664 * toplev.c (flag_reorder_functions): New global variable.
14665 (lang_independent_options): New.
14666 (parse_options_and_default_flags): Set.
14667 * varasm.c (assemble_start_function): Bypass functdion alignment
14668 for never executed functions.
14669 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
14670 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
14671 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
14672 Document.
14673
14674 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
14675
14676 * predict.c: Inlude profile.h
14677 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
14678 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
14679 Use the information about maximal counter in the program.
14680
14681 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
14682
14683 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
14684 probably_never_executed_bb_p): New functions.
14685 * cfgcleanup.c (outgoing_edges_match): Use them.
14686 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
14687 (maybe_hot_bb_p, probably_cold_bb_p,
14688 probably_never_executed_bb_p): New functions.
14689
14690 * function.h (function): Add new field function_frequency.
14691 * predict.c (compute_function_frequency): New function.
14692 (estimate_probability): Call it.
14693
61ad9a34
JJ		 146942002-03-09 Jakub Jelinek <jakub@redhat.com>
14695
14696 PR optimization/5172, optimization/5200
14697 * gcse.c (gcse_main): Disable store_motion.
14698
a11eba95
ZW		 146992002-05-14 Zack Weinberg <zack@codesourcery.com>
14700
14701 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
14702 (c_common_nodes_and_builtins): Use it.
14703 (builtin_define_with_value): New function.
14704 (cb_register_builtins): Define __SIZE_TYPE__,
14705 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
14706 using builtin_define_with_value. Use consistent notation when
14707 defining __GXX_WEAK__.
14708 (WCHAR_TYPE_SIZE): Don't redefine.
14709 (combine_strings): Don't use WCHAR_TYPE_SIZE.
14710
14711 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
14712 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
14713 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
14714 * tradcpp.c (initialize_builtins): Likewise.
14715 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
14716
14717 * c-lex.h (builtin_define_with_value): Prototype.
14718 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
14719 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
14720 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
14721
14722 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
14723 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
14724 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
14725 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
14726 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
14727 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
14728 config/sparc/sol2-bi.h, config/sparc/sparc.h:
14729 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
14730 to __SIZE_TYPE__ etc from all spec strings. When this makes
14731 extra specs empty, delete them.
14732
1c31ecf6
JDA		 147332002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
14734
14735 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
14736 for PA8000 or generating dwarf2 call frame information.
14737 (output_call): Remove DO_FRAME_NOTES check from return pointer
14738 optimization.
14739 (following_call): Return 0 when scheduling for PA8000 or generating
14740 dwarf2 call frame information. Revise comment.
14741
ac9cfada
NB		 147422002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
14743
14744config/alpha:
14745 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
14746 and __IEEE_FP_INEXACT as appropriate.
14747 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
14748 (CPP_SPEC): Remove ieee defines.
14749 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
14750
9b690711
RH		 147512002-05-14 Richard Henderson <rth@redhat.com>
14752
14753 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
14754 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
14755
e6471be6
NB		 147562002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
14757
e6471be6
NB		 14758 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
14759 (CPP_SPEC): Update.
14760 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
14761 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
14762 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
14763 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
14764 (EXTRA_SPECS): Update.
14765 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
14766 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
14767 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
14768 define TARGET_OS_CPP_BUILTINS if necessary.
14769
e5f5feea
NB		 147702002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
14771
14772 * gcc.c (cpp_options): Must pass -m* and -f* options
14773 to the front end even when only preprocessing.
14774 (cc1_options): Remove redundant -lang-c.
14775 * tradcpp.c (main): Ignore -m options.
14776objc:
14777 * lang-specs.h: Similarly.
14778
317638a8
VM		 147792002-05-14 Vladimir Makarov <vmakarov@redhat.com>
14780
14781 * genautomata.c (transform_3): Add code for transformation
14782 `(A,B,...)+C -> A+C,B,...'.
14783
4d604303
JH		 14784Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
14785
14786 * final.c (end_final): Do not output profile_arcs constructor, when
14787 no functions are instrumented.
14788
b18b06ed
JH		 14789Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
14790
14791 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
14792
a12f97f0
GP		 147932002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14794
14795 * doc/install.texi: Remove special markup originally required for
14796 HTML generation with texi2html.
14797
c1ae3eb4
AS		 147982002-05-14 Andreas Schwab <schwab@suse.de>
14799
14800 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
14801 SELECT_SECTION.
14802 (UNIQUE_SECTION): Define to get small data correctly.
1b18fc2c
AS		 14803
14804 * varasm.c (resolve_unique_section): Add third parameter
14805 flag_function_or_data_sections and use it instead of
14806 flag_function_sections.
14807 (assemble_start_function): Pass flag_function_sections.
14808 (asm_emit_uninitialised): Pass flag_data_sections.
14809 (assemble_variable): Likewise.
14810
8ee41eaf
RH		 148112002-05-14 Richard Henderson <rth@redhat.com>
14812
14813 * config/i386/i386.md: Use define_constants for unspec numbers.
14814 * config/i386/i386.c: Likewise.
14815
e6471be6
NB		 148162002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
14817
14818 * doc/contrib.texi: Update my entry.
14819
c297b764
MM		 148202002-05-13 Mark Mitchell <mark@codesourcery.com>
14821
14822 * fixinc/inclhack.def (winidss_valist): Limit applicability.
14823 * fixinc/fixincl.x: Regenerated.
14824 * fixinc/tests/base/math.h: Update.
14825 * fixinc/tests/base/testing.h: Likewise.
14826
0b42c8f8
ZW		 148272002-05-13 Zack Weinberg <zack@codesourcery.com>
14828
14829 * genattr.c (gen_attr): Don't emit a comma after the last
14830 enumerator.
14831
546c093e
RH		 148322002-05-13 Richard Henderson <rth@redhat.com>
14833
14834 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
14835 by non-local gotos.
14836 * recog.c (peephole2_optimize): Likewise.
14837
85be8c2d
AP		 148382002-05-13 Andris Pavenis <pavenis@lanet.lv>
14839
14840 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
14841 input to O_BINARY.
14842
765b8f90
JL		 148432002-05-13 Jeffrey A Law (law@redhat.com)
14844
fe4b3c79
JL		 14845 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
14846 Update prototype and callers.
14847 (propagate_one_insn): Stack pointer adjustments kill MEMs on
14848 the mem_set_list which reference the stack pointer, as do
14849 calls to constant functions as they may clobber outgoing
14850 argument space.
14851
16133d00
JL		 14852 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
14853
765b8f90
JL		 14854 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
14855 (ia32_multipass_dfa_lookahead): New function.
14856
63826d5b
NB		 148572002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
14858
14859 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
14860 (translate_options): Remove 'V'.
14861 (process_command): Similarly.
14862doc:
14863 * invoke.texi: Remove documentation of 'V'.
14864
dcb41ced
UW		 148652002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
14866
14867 * config/s390/linux.h: Revert 2002-04-22 changes.
14868
8dfea428
SM		 148692002-05-13 Scott Marks <SMarks@mobile-mind.com>
14870
14871 * config/fr30/fr30.md: Only allow splits of immediate loads
14872 if the destination is a register.
14873
12a41c22
NB		 148742002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
14875
14876 * Makefile.in (c-common.o, cppinit.o): Update.
14877 * c-common.c: Include except.h.
14878 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
14879 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
14880 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
14881 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
14882 CPP_PREDEFINES): Handle here.
14883config:
14884 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
14885 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
14886 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
14887 TARGET_OS_CPP_BUILTINS.
14888 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
14889 (CPP_SPEC, EXTRA_SPECS): Update.
14890 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
14891 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
14892 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
14893 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
14894 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
14895doc:
14896 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
14897 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
14898
5692c7bc
ZW		 148992002-05-12 Zack Weinberg <zack@codesourcery.com>
14900
14901 * emit-rtl.c (global_rtl): Update comment.
14902 (const_double_htab, const_double_htab_hash,
14903 const_double_htab_hash, lookup_const_double): New.
14904 (const_int_htab_hash, const_int_htab_eq): Remove const
14905 qualifiers, which cause tons of warnings with RTL checking on.
14906 (gen_rtx_CONST_DOUBLE): Deleted.
14907 (const_double_from_real_value): New function - bears some
14908 resemblance to the former immed_real_const_1.
14909 (immed_double_const): Moved here from varasm.c and
14910 simplified.
14911 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
14912 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
14913 (gen_rtx): Use immed_double_const.
14914 (init_emit_once): Initialize the const_double_htab. Use
14915 REAL_VALUE_FROM_INT where possible. Can now use
14916 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
14917 * varasm.c (struct varasm_status): Remove x_const_double_chain.
14918 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
14919 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
14920 (init_varasm_status, mark_varasm_status): Don't touch
14921 x_const_double_chain.
14922
14923 * output.h: Delete prototype for clear_const_double_mem.
14924 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
14925 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
14926 const_double_from_real_value, not immed_real_const_1, and use
14927 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
14928 CONST_DOUBLE_ATOF.
14929 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
14930 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
14931 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
14932 (gen_rtx_REG): Second arg is unsigned.
14933
14934 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
14935 (excluded_rtx): New, return true for CONST_DOUBLE.
14936 (genmacro): Write nothing for excluded codes.
14937 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
14938 * expr.c (expand_expr): Likewise.
14939 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
14940 CONST_DOUBLE_CHAIN.
14941 * toplev.c (rest_of_compilation): Don't call
14942 clear_const_double_mem.
14943
14944 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
14945 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
14946 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
14947 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
14948 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
14949 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
14950 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
14951 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
14952
31397a7b
KG		 149532002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14954
14955 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
14956
1b70d38a
TT		 149572002-05-12 Tom Tromey <tromey@redhat.com>
14958
14959 * tree.h (copy_node): Don't mention TREE_PERMANENT.
14960
9a5834ae
ZW		 149612002-05-12 Zack Weinberg <zack@codesourcery.com>
14962
14963 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
14964 (scan_comma_elt): New function. Accepts whitespace in comma lists.
14965 * gensupport.h: Prototype new routines.
14966 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
14967 use of printf.
14968 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
14969 (next_comma_elt): Use scan_comma_elt.
14970
14971 * config/i386/i386.md: Use new attribute notation to break up
14972 long lines in define_attr forms.
14973
51286de6
RH		 149742002-05-12 Richard Henderson <rth@redhat.com>
14975
14976 * expr.c (compress_float_constant): New.
14977 (emit_move_insn): Use it.
14978 (float_extend_from_mem): New.
14979 (init_expr_once): Initialize it.
14980 * real.c (exact_real_truncate): New.
14981
14982 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
14983 dropped into memory; penalize for size.
14984 (RTX_COSTS): FLOAT_EXTEND is free.
14985 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
14986 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
14987
6412341e
RH		 149882002-05-12 Richard Henderson <rth@redhat.com>
14989
14990 * profile.h (profile_info): Add missing extern to declaration.
14991 * profile.c (profile_info): Define it.
14992
12877f09
JDA		 149932002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
14994
14995 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
14996 used for DImode and TImode.
14997
387f9e32
NB		 149982002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
14999
15000 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
15001 fake a newline.
15002
e1a0f69c
ZW		 150032002-05-11 Zack Weinberg <zack@codesourcery.com>
15004
15005 * config/rs6000/rs6000.c (rs6000_default_long_calls,
15006 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
15007 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
15008 (rs6000_override_options): Handle -m(no-)longcall.
15009 (init_cumulative_args, output_mi_thunk): Check for both
15010 longcall and shortcall attributes on the function.
15011 (rs6000_attribute_table): Add "shortcall".
15012 (rs6000_handle_longcall_attribute): Update comment.
15013 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
15014 altivec_expand_ternop_builtin): Add default clauses to switches
15015 to silence warnings.
15016
15017 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
15018 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
15019 (TARGET_OPTIONS): Add longcall and no-longcall.
15020
15021 * config/rs6000/rs6000.md (call_nonlocal_sysv,
15022 call_value_nonlocal_sysv): Split by alternatives. One pair
15023 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
15024 the call cookie. The other pair accepts only LR/CTR and has
15025 no restriction.
15026
15027 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
15028 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
15029 tmake_file.
15030 * config/rs6000/rs6000-c.c: New file.
15031 * config/rs6000/t-rs6000-c-rule: New file.
15032 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
15033 Prototype rs6000_pragma_longcall.
15034
15035 * doc/extend.texi: Document shortcall attribute.
15036 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
15037
9c64026d
JDA		 150382002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
15039
15040 * reorg.c (dbr_schedule): Remove unnecessary test.
15041
6c81a490
JH		 15042Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
15043
15044 * i386.md (testsi to testqi spliters): New.
15045
15046 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
15047
15048 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
15049
15050 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
15051
15052 * basic-block.h: New flag EDGE_CAN_FALLTHRU
15053 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
15054 that can be made fallthru.
15055
15056 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
15057
15058 * cfglayout.c (cleanup_unconditional_jumps): New static function.
15059 (cfg_layout_initialize): Use it.
4c476cf3 15060
e4447d94
MM		 150612002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
15062
15063 * config/avr/avr.c (avr_mcu_types): Update supported devices.
15064 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15065 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15066
3a538a66
KH		 150672002-05-11 Kazu Hirata <kazu@cs.umass.edu>
15068
15069 * dbxout.c: Fix formatting.
15070 * dependence.c: Likewise.
15071 * df.c: Likewise.
15072 * diagnostic.c: Likewise.
15073 * doloop.c: Likewise.
15074 * dominance.c: Likewise.
15075 * doschk.c: Likewise.
15076 * dwarf2asm.c: Likewise.
15077 * dwarf2out.c: Likewise.
15078 * dwarfout.c: Likewise.
15079
2292e8fc
RH		 150802002-05-10 Richard Henderson <rth@redhat.com>
15081
15082 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
15083 Convert integers constants as needed. Replace "nwords" field with
15084 "sizeof_bb".
15085 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
15086 * function.h: Fix typo in comment.
15087 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
15088
dbfb1116
RS		 150892002-05-10 Roger Sayle <roger@eyesopen.com>
15090
15091 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
15092 into the equivalent (signed char)c > 0.
15093
79a497cd
JJ		 150942002-05-10 Janis Johnson <janis187@us.ibm.com>
15095
15096 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
15097 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
15098 (struct prefetch_info): Fix spelling of member bytes_accessed.
15099 (emit_prefetch_instructions): Make dump messages more regular;
15100 restructure code to add more dump messages; use new macros for
15101 heuristics. (There are no code generation changes in any of this).
15102
6c45cb0d
DM		 151032002-05-10 David S. Miller <davem@redhat.com>
15104
7440af14
DM		 15105 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
15106 (struct rtx_def): Update unchanging flag comment.
15107 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
15108 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
15109 to be handled to INSN too.
15110 (dbr_schedule): Likewise.
15111 * resource.c (next_insn_no_annul): Likewise.
15112
6c45cb0d
DM		 15113 * cse.c (rtx_cost): Remove multiplication by power of 2 special
15114 casing.
15115
29f21e4f
GP		 151162002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15117
15118 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
15119 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
15120 (possibly) work around broken /bin/sh.
15121
e4ba88da
RO		 151222002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15123
15124 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
15125 . as N64/N32 libgcc_s.so subdirs.
15126
4f4778ee
DM		 151272002-05-10 David S. Miller <davem@redhat.com>
15128
15129 * config/sparc/sparc.md: Use define_constants for unspec numbers.
cf40ea15
DM		 15130
15131 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
15132 more accurately.
15133 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
15134 comment.
15135 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
15136 * doc/rtl.texi: Document these macros more accurately.
15137 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
15138 JUMP_INSNs and CALL_INSNs.
15139 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
15140 or INSN_FROM_TARGET_P if the code is appropriate.
15141
1a499b92
MM		 151422002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
15143
15144 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
15145 before using SYMBOL_REF_FLAG (addr).
15146
15147 * config/avr/avr-protos.h (avr_io_address_p): Declare.
15148 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
15149 Make non-static. Update all callers.
15150 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
15151 New insns to clear/set/test a single bit in I/O address space.
15152
65212b66
KG		 151532002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15154
15155 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
15156
3df89291
NB		 151572002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
15158
15159 * Makefile.in: Update.
15160 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
15161 builtin_define_std): New.
15162 (c_common_init): Register CPP builtins callback.
15163 * c-common.h (flag_iso, flag_undef): New.
15164 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
15165 * c-lex.c: Don't include target.h.
15166 (cb_register_builtins): Move to c-common.c.
15167 (init_c_lex): Don't register hook here.
15168 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
15169 (cpp_define, cpp_assert): Remove.
15170 * gcc.c (cc1_options): Pass -undef to front end.
15171 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
15172 (TARGET_INITIALIZER): Update.
15173 * target.h (struct cpp_reader): Don't predeclare.
15174 (struct gcc_target): Remove cpp builtin hook.
15175 * tree.c (default_register_cpp_builtins): Remove.
15176doc:
15177 * tm.texi: Update.
15178
32fa4565
NB		 151792002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
15180
15181 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
15182
23357c55
RO		 151832002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15184
15185 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
15186 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
15187
5aa26af0
JJ		 151882002-05-09 Jakub Jelinek <jakub@redhat.com>
15189
15190 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
15191 * config/sparc/libgcc-sparc-glibc.ver: New file.
15192 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
15193 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
15194
2937267b
JJ		 151952002-05-09 Jakub Jelinek <jakub@redhat.com>
15196
15197 PR target/6429
15198 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
15199 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
15200 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
15201 base multilibs.
15202 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
15203 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
15204 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
15205 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
15206
086c0f96
RH		 152072002-05-09 Richard Henderson <rth@redhat.com>
15208
15209 * config/ia64/ia64.md: Use define_constants for unspec numbers.
15210 * config/ia64/ia64.c: Likewise.
15211
a8b4881f
RS		 152122002-05-09 Richard Sandiford <rsandifo@redhat.com>
15213
15214 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
15215 (save_restore_insns): Likewise.
15216 (mips_expand_prologue, mips_expand_epilogue): Update callers.
15217 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
15218
243e5500 15219Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
890d52e8 15220
af2728a4
JL		 15221 * athlon.md, k6.md, pentium.md, ppro.md): New files.
15222 * i386.md: Move scheduling information into new files.
15223
890d52e8
JL		 15224 * i386.md (type attribute): Add "rotate" for rotate insns.
15225 (rotate insns): Set type to "rotate".
15226 (various attributes and function units): Treat rotate like shift.
15227 (pent_pair attribute): Only rotates by one bit position are
15228 pairable.
15229 (sbb insns): Explicitly set pent_pair attribute on a couple
15230 that were missing it.
15231
f78ec36a
R		 15232Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
15233
15234 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
15235 make sure that buffer starts on odd word address.
15236 (sh_va_arg): Skip odd fp registers when reading a double precision
15237 value.
15238
ff431459
NB		 152392002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
15240
15241 * tree.h (preserve_data, object_permanent_p, type_precision):
15242 Remove.
15243
c3bf3e6e
NB		 152442002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
15245
15246 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
15247 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
15248doc:
15249 * cpp.texi: Update for removal of obsolete features.
15250
02263a8a
JH		 15251Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
15252 Jeffrey A Law (law@redhat.com)
15253
15254 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
15255 the DFA interface for Pentium processors.
15256 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
15257 (attr_pent_pair, ix86_pent_find_pair): Remove.
15258 (ix86_sched_reorder_pentium): Remove.
15259 (ix86_sched_reorder): Remove reordering for Pentium.
15260 * i386.md (Pentium scheduling): Rewrite using DFA description.
15261
3e638a90
JH		 15262Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
15263
15264 * cfganal.c (can_fallthru): Fix fast path.
15265 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
15266 with edges to the next block.
15267
b7c9bf28
JH		 15268Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
15269 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
15270
15271 * final.c (end_final): Use C trees to output data structures for profiling.
15272
15273 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
5692c7bc
ZW		 15274 (profile.o): New dependency profile.h
15275 (final.o): New dependency profile.h
15276 * profile.h: New file. New global structure profile_info.
15277 * final.h (count_edges_instrumented_now): Declare.
15278 (current_function_cfg_checksum): Declare.
15279 (function_list): New structure.
15280 (functions_head, functions_tail): New static variables.
15281 (end_final): Emits more data, removed some -ax stuff.
15282 (final): Stores function names and chcksums.
15283 * gcov-io.h (__write_gcov_string): New function.
15284 (__read_gcov_string): New function.
15285 * gcov.c (read_profile): New function.
15286 (create_program_flow_graph): Uses read_profile instead of reading
b7c9bf28 15287 da_file.
5692c7bc
ZW		 15288 (read_files): Removed da_file checking, it's done by read_profile now.
15289 * libgcc2.c (bb_function_info): New structure.
15290 (bb): New field in structure, removed some -ax stuff.
15291 (__bb_exit_func): Changed structure of da_file.
15292 * profile.c (count_edges_instrumented_now): New global variable.
15293 (current_function_cfg_checksum): New global variable.
15294 (max_counter_in_program): New global variable.
15295 (get_exec_counts): New function.
15296 (compute_checksum): New function.
15297 (instrument_edges): Sets count_edges_instrumented_now.
15298 (compute_branch_probabilities): Uses get_exec_counts instead of
b7c9bf28 15299 reading da_file.
5692c7bc
ZW		 15300 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
15301 (init_branch_prob): Removed da_file checking, done in get_exec_counts
b7c9bf28 15302 now.
5692c7bc 15303 (end_branch_prob): Removed da_file checking, done in get_exec_counts
b7c9bf28 15304 now.
5692c7bc 15305 * gcov.texi: Updated information about gcov file format.
b7c9bf28 15306
786de7eb
KH		 153072002-05-09 Kazu Hirata <kazu@cs.umass.edu>
15308
15309 * sbitmap.c: Fix formatting.
15310 * scan.c: Likewise.
15311 * scan-decls.c: Likewise.
15312 * sched-deps.c: Likewise.
15313 * sched-ebb.c: Likewise.
15314 * sched-rgn.c: Likewise.
15315 * sched-vis.c: Likewise.
15316 * sdbout.c: Likewise.
15317 * sibcall.c: Likewise.
15318 * simplify-rtx.c: Likewise.
15319 * ssa.c: Likewise.
15320 * ssa-ccp.c: Likewise.
15321 * ssa-dce.c: Likewise.
15322 * stmt.c: Likewise.
15323 * stor-layout.c: Likewise.
15324 * stringpool.c: Likewise.
15325
b7764693
DM		 153262002-05-09 David S. Miller <davem@redhat.com>
15327
15328 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
15329
4e7d5d27
DM		 153302002-05-07 David S. Miller <davem@redhat.com>
15331
15332 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
15333 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
15334 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
15335 library implementation clobbers the output before the inputs
15336 are fully consumed, use stack temporary for the output.
15337
f979570e
JT		 153382002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
15339
15340 * config/netbsd.h (CPP_SPEC): Remove.
15341 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
15342 * config/i386/netbsd.h (CPP_SPEC): Define.
15343 * config/ns32k/netbsd.h (CPP_SPEC): Define.
15344 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
15345 * config/sparc/netbsd.h (CPP_SPEC): Define.
15346 * config/vax/netbsd.h (CPP_SPEC): Define.
15347
a6a2274a
KH		 153482002-05-08 Kazu Hirata <kazu@cs.umass.edu>
15349
15350 * read-rtl.c: Fix formatting.
15351 * real.c: Likewise.
15352 * recog.c: Likewise.
15353 * regclass.c: Likewise.
15354 * regmove.c: Likewise.
15355 * reg-stack.c: Likewise.
15356 * reload1.c: Likewise.
15357 * reload.c: Likewise.
15358 * resource.c: Likewise.
15359 * rtlanal.c: Likewise.
15360 * rtl.c: Likewise.
15361 * rtl-error.c: Likewise.
15362
461b48d5
JDA		 153632002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
15364
15365 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
15366 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
15367
95d075ff
BS		 153682002-05-08 Bernd Schmidt <bernds@redhat.com>
15369
15370 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
15371 use __SSE2__ macro instead.
15372 * config/i386/xmmintrin.h: Likewise.
15373
2d4cc6a7
JJ		 153742002-05-08 Janis Johnson <janis187@us.ibm.com>
15375
15376 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
15377 and use it in all invocations of these macros. Clean up comments.
15378 * rtl.c (rtl_check_failed_flag): Add an argument for the name
15379 of the flag access macro whose check failed.
15380 * doc/rtl.texi (Flags): Document additional flag uses.
15381
3f8ffc7c
RS		 153822002-05-08 Robert Spier <rspier@pobox.com>
15383 Neil Booth <neil@daikokuya.demon.co.uk>
15384
15385 PR preprocessor/6521
15386 * cppfiles.c (handle_missing_header): Don't do anything
15387 different for <> includes.
15388doc:
15389 * cppopts.texi: Update documentation for -MG.
15390
b9e2d17b
NB		 153912002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
15392
15393 * cpplex.c (cpp_interpret_charconst): Truncate as well as
15394 sign-extend.
15395doc:
15396 * cpp.texi: Clarify multichar charconst valuation.
15397
8d8269fa
MM		 153982002-05-08 Mark Mitchell <mark@codesourcery.com>
15399
15400 * doc/invoke.texi: Document -mwindiss option.
15401
29b91443
JM		 154022002-05-08 Jason Merrill <jason@redhat.com>
15403
15404 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
15405
15406 * dwarf2out.c (gen_type_die): Abort on broken recursion.
15407
15408 PR c++/6381
15409 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
15410 REAL_CST.
15411
6c76b950
NC		 154122002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
15413
15414 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
15415 little-endian multilibs to override arm/thumb multilibs.
a5c76ee6 15416 Do not build hardware floating point multilibs, nor apcs-26
6c76b950
NC		 15417 multilibs for the Thumb.
15418
f90bf7ca
MM		 154192002-05-08 Mark Mitchell <mark@codesourcery.com>
15420
15421 PR c/6569.
15422 * varasm.c (mark_weak): New function.
15423 (merge_weak): Use it. Do not call declare_weak.
15424 (declare_weak): Use merge_weak.
15425
1e150f2c
JH		 15426Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
15427
15428 * cse.c (dead_libcall_p): Update counts.
15429 (delete_trivially_dead_insns): Update call of dead_libcall_p.
15430
969d70ca
JH		 15431Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
15432
15433 * cfglayout.c (function_tail_eff_head): Rename to ...
15434 (function_footer): ... this one.
15435 (unlink_insn_chain): New functions.
15436 (label_for_bb): Only call block_label and emit debug message.
15437 (record_effective_endpoints): Actually unlink the headers and footers.
15438 (fixup_reorder_cahin): Re-insert the unlinked sequences.
15439 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
15440 * cfglayout.h (struct reorder_block_def): New fields footer/header;
15441 remove eff_head/eff_end.
15442 * rtl.h (set_first_insn): Declare.
15443 * emit-rtl.c (set_first_insn): New function.
15444
15445 * cfglayout.c (fixup_reorder_chain): Dump duplicated
15446 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
15447 cfg_layout_duplicate_bb): New global function.
15448 (duplicate_insn_chain): New static function.
15449 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
15450 cfg_layout_duplicate_bb): Declare.
15451 (struct reorder_block_def): Add "original" field.
15452 * emit-rtl.c (emit_copy_of_insn_after): New function.
15453 * rtl.h (emit_copy_of_insn_after): Declare.
15454
15455 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
15456 (fixup_reorder_chain): properly handle edges to exit block.
15457
15458Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15459 Jan Hubicka <jh@suse.cz>
15460
15461 * basic-block.h (note_prediction_to_br_prob): declare.
15462 * c-semantics.c: Inlucde predit.h
15463 (expand_stmt): predict GOTO_STMT as not taken.
15464 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
15465 (cleanup_cfg): Do not free tail_recursion_list.
15466 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
15467 (flow_delete_block): Kill predictions past end of basic block.
15468 * output.h (delete_unreachable_blocks): Declare.
15469 * predict.c (predicted_by_p, process_note_predictions,
15470 process_note_prediction, last_block_p): New function.
15471 (estimate_probability): Bypass loop on PRED_CONTINUE;
15472 do not handle noreturn heuristics; kill PRED_RETURN; add
15473 PRED_EARLY_RETURN.
15474 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
15475 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
15476 * predict.h (IS_TAKEN): New constant.
15477 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
15478 * rtl.c (NOTE_INSN_PREDICTION): New.
15479 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
15480 New macro.
15481 (insn_note): add NOTE_INSN_PREDICTION.
15482 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
15483 CFG; free tail_recursion_label_list.
15484 * stmt.c: Include predict.h;
15485 (return_prediction): New.
15486 (expand_value_return): Use it.
15487 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
15488
41f8d041
RS		 154892002-05-08 Richard Sandiford <rsandifo@redhat.com>
15490
15491 * config/mips/mips.md: Name the unspecs with define_constant.
15492 (*HILO_delay): Rename to 'hilo_delay' (no star).
15493 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
15494 (reload_outdi, reload_outsi): Likewise.
15495
9cabb1d8
KH		 154962002-05-07 Kazu Hirata <kazu@cs.umass.edu>
15497
15498 * toplev.c: Fix formatting.
15499
4c76f856
JJ		 155002002-05-07 Janis Johnson <janis187@us.ibm.com>
15501
15502 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
15503 * configure.in (ac_rtlflag_checking): New.
15504 * doc/install.texi (--enable-checking): Document RTL flag checking.
15505
44a147ad
NB		 155062002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
15507
15508 * c-common.c (c_common_init): Set options->unsigned_wchar.
15509 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
15510 group target dependencies.
15511 (init_builtins, cpp_handle_option): Update.
15512 * cpplex.c (cpp_interpret_charconst): Update.
15513 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
15514 signed_char to unsigned_char, group target dependencies.
15515 * defaults.h (WCHAR_UNSIGNED): Remove.
15516 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
15517config:
15518 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
15519 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
15520 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
15521 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
15522 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
15523doc:
15524 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
15525
cace4f93
MM		 155262002-05-07 Mark Mitchell <mark@codesourcery.com>
15527
15528 * fixinc/inclhack.def (windiss_math1): New fix.
15529 (windiss_math2): Likewise.
15530 (windiss_valist): Likewise.
15531 * fixinc/fixincl.x: Regenerated.
15532
e2ff6cee
AJ		 155332002-05-07 Andreas Jaeger <aj@suse.de>
15534
15535 * genautomata.c (output_internal_min_issue_delay_func): Add
15536 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
15537 (output_internal_trans_func): Likewise.
15538
bdad4be5
JL		 15539Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
15540
15541 * pa.c (hppa_profile_hook): Use force_reg to get the address
15542 of the profile hook into an appropriate pseudo register.
15543
a1ffecd9
MM		 155442002-05-07 Mark Mitchell <mark@codesourcery.com>
15545
15546 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
15547 (LINK_START_SPEC): Handle it.
15548 (LINK_OS_SPEC): Likewise.
15549 (CPP_SPEC): Likewise.
15550 (STARTFILE_SPEC): Likewise.
15551 (LIB_SPEC): Likewise.
15552 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
15553 all platforms.
15554 (CRTSAVRES_DEFAULT_SPEC): New macro.
15555 (LIB_WINDISS_SPEC): New macro.
15556 (CPP_OS_WINDISS_SPEC): Likewise.
15557 (STARTFILE_WINDISS_SPEC): Likewise.
15558 (ENDFILE_WINDISS_SPEC): Likewise.
15559 (LINK_START_WINDISS_SPEC): Likewise.
15560 (LINK_OS_WINDISS_SPEC): Likewise.
15561 * config/rs6000/windiss.h: New file.
e2ff6cee 15562
df966bff
AH		 155632002-05-07 Aldy Hernandez <aldyh@redhat.com>
15564
a5c76ee6 15565 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
df966bff 15566
db84f1bd
DM		 155672002-05-06 David S. Miller <davem@redhat.com>
15568
15569 * config/sparc/sparc.md (shift insns): Do not mask off
15570 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
15571 take care of it.
15572
818c0c94
RH		 155732002-05-06 Richard Henderson <rth@redhat.com>
15574
15575 PR c++/6212
15576 * expr.c (highest_pow2_factor_for_type): New.
15577 (expand_assignment): Use it.
15578
61e0b50f
AH		 155792002-05-06 Aldy Hernandez <aldyh@redhat.com>
15580
818c0c94
RH		 15581 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
15582 unspec_volatile.
15583 ("altivec_mfvscr"): Same.
61e0b50f 15584
5a63e069
JJ		 155852002-05-06 Janis Johnson <janis187@us.ibm.com>
15586
15587 * rtl.h (struct rtx_def): Update comments.
15588 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
15589 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
15590 RTL_FLAG_CHECK macros with list of expected RTL codes.
15591 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
15592 (rtl_check_failed_flag): New.
15593 * reload1.c (reload): Use REG macro before changing rtx to MEM.
15594 (reload_cse_noop_set_p): Check rtx code before using access macro.
15595 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
15596 before using access macro.
15597
4afe3952
JJ		 155982002-05-06 Janis Johnson <janis187@us.ibm.com>
15599
15600 * doc/rtl.texi (Flags): Update to reflect current usage.
15601
1f77b5da
RS		 156022002-05-06 Roger Sayle <roger@eyesopen.com>
15603
15604 PR opt/3995
15605 * fold-const.c (sign_bit_p): New function.
15606 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
818c0c94 15607 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
1f77b5da
RS		 15608 Reapply fold when converting (A & C) == C into (A & C) != 0.
15609 (fold_binary_op_with_conditional_arg): Fix typo in comment.
15610
a5a49440
NB		 156112002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
15612
15613 * c-common.c (warn_multichar): New.
15614 (c_common_init): Set CPP's warn_multichar.
15615 * c-common.h (warn_multichar): New.
15616 * c-decl.c (warn_multichar): Remove.
15617 * c-lex.c (lex_charconst): Update.
15618 * c-tree.h (warn_multichar): Remove.
15619 * cppexp.c (eval_token): Sign-extend charconst value.
15620 * cppinit.c (cpp_create_reader): Set warn_multichar.
15621 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
15622 each character. Update prototype. Sign-extend the result.
15623 * cpplib.h: Fix conditions.
15624 (struct cpp_options): Add new warning flag.
15625 (cpp_interpret_charconst): Update prototype.
15626doc:
15627 * cpp.texi: Update documentation.
15628
83e0be55
VM		 156292002-05-06 Vladimir Makarov <vmakarov@redhat.com>
15630
15631 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
15632 Fix typo in usage of allof instead of unit.
15633
688ec718
RH		 156342002-05-06 Richard Henderson <rth@redhat.com>
15635
15636 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
15637 and any jump or call for IN.
15638
f6536266
BS		 156392002-05-06 Bernd Schmidt <bernds@redhat.com>
15640
e2ff6cee 15641 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
f6536266
BS		 15642 -msse2.
15643 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
e2ff6cee 15644
0316d49b
RS		 156452002-05-06 Roger Sayle <roger@eyesopen.com>
15646
15647 * fold-const.c (lshift-double): Cast the high word to an unsigned
15648 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
15649 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
15650 avoid compiler warning. (fold): Remove redundant code from
15651 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
15652
5d50fab3
JL		 156532002-05-06 Jeff Law <law@redhat.com>
15654
15655 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
15656 * pa.c (pa_adjust_cost): Remove all true dependency cost
15657 adjustments. Also remove support for non-DFA scheduling.
15658 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
15659 to adjust true dependency costs. Update various comments.
15660 (7100lc, 7200, 7300 scheduling): Simplify by combining the
15661 FP ALU & MPY units into a single unit.
15662
a17a104c
CM		 156632002-05-06 Catherine Moore <clm@redhat.com>
15664
15665 * config/v850/v850.c (compute_register_save_size): Make sure
818c0c94 15666 to count all of the registers that will be saved.
a17a104c 15667
7799175f
JH		 15668Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
15669
15670 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
15671
0ac941a0
DM		 156722002-05-06 David S. Miller <davem@redhat.com>
15673
15674 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
15675 allow result to overlap input operands in memory.
15676
95ff5d3f
NB		 156772002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
15678
15679doc:
15680 * cpp.texi: Update multichar charconst docs.
15681
639e8b0c
NB		 156822002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
15683
15684 * cpplex.c (cpp_interpret_charconst): Sign-extend each
15685 character. Don't ignore excess characters. Treat
15686 multicharacter character constants as signed.
15687 (cpp_parse_escape): Clarify diagnostic.
15688
84ea5bc1
JJ		 156892002-05-05 Jakub Jelinek <jakub@redhat.com>
15690
15691 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
15692 use add instead of shift.
15693 (ashldi3_sp64): Likewise.
15694 (ashlsi3_const1, ashldi3_const1): Remove.
15695 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
15696 * config/sparc/sparc.c (const1_operand): New.
15697
40cd22f2
JT		 156982002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
15699
15700 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
15701
cac01076
JJ		 157022002-05-05 Jakub Jelinek <jakub@redhat.com>
15703
15704 PR target/6561
15705 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
15706
98791e3a
RH		 157072002-05-05 Richard Henderson <rth@redhat.com>
15708
15709 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
15710 memory latency adjustments.
15711 (alpha_variable_issue): Remove.
15712 (alpha_use_dfa_pipeline_interface): New.
15713 (alpha_multipass_dfa_lookahead): New.
15714 * config/alpha/alpha.md: Remove define_function_unit scheduling;
15715 include new dfa scheduling.
15716 (attr type): Add none.
15717 (blockage): Use it.
15718 * config/alpha/ev4.md: New.
15719 * config/alpha/ev5.md: New.
15720 * config/alpha/ev6.md: New.
15721
309527ce
DM		 157222002-05-05 David S. Miller <davem@redhat.com>
15723
15724 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
15725
68252e27
KH		 157262002-05-05 Kazu Hirata <kazu@cs.umass.edu>
15727
15728 * cse.c: Fix formatting.
15729 * emit-rtl.c: Likewise.
15730
30cc9d00
VM		 157312002-05-05 Vladimir Makarov <vmakarov@redhat.com>
15732
15733 * genautomata.c (initiate_states): Add additional guard to
15734 initialize `units_array'.
15735
deb09eff
VM		 157362002-05-05 Vladimir Makarov <vmakarov@redhat.com>
15737
15738 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
15739 process_unit_to_form_the_same_automaton_unit_lists,
15740 form_the_same_automaton_unit_lists
15741 check_unit_distributions_to_automata): New prototypes and
15742 functions.
15743 (check_automata): Rename it into `check_automata_insn_issues'.
15744 (unit_decl): New fields `the_same_automaton_unit' and
15745 `the_same_automaton_message_reported_p'.
15746 (unit_decl_t): New typedef.
15747 (the_same_automaton_lists): New gloval variable.
15748 (unit_regexp, unit_set_el, units_array, units_cmp,
15749 output_get_cpu_unit_code_func): Use the typedef.
15750 (evaluate_max_reserv_cycles): Increment
15751 `description->max_insn_reserv_cycles'.
15752 (initiate_states): Don't increment `max_cycles_num'.
15753 (transform_insn_regexps): Move code around transformation of
15754 regexps from `generate'.
15755 (generate): Remove call of `transform_insn_regexps'.
15756 (expand_automata): Call `transform_insn_regexps' and
15757 `check_unit_distributions_to_automata'. Check errors before
15758 `generate'.
15759
15760 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
15761 automaton `ultrasparc3_1'.
e2ff6cee 15762
2443d4e1
NB		 157632002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
15764
15765 * c-common.c (c_common_init): Set up CPP arithmetic.
15766 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
15767 something reasonable for the host.
15768 (sanity_checks): Add checks.
15769 (cpp_read_main_file): Call sanity_checks() from here...
15770 (cpp_post_options): ... not here.
15771 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
15772 * cpplib.h (struct cpp_options): New member int_precision.
15773
791a949f
FS		 157742002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15775
15776 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
15777
091fb516
DM		 157782002-05-04 David S. Miller <davem@redhat.com>
15779
f60ebeb7
DM		 15780 * config/sparc/linux.h, config/sparc/linux64.h
15781 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
15782
214c6394
DM		 15783 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
15784 more RTX codes.
15785 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
15786
091fb516
DM		 15787 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
15788 of SETs.
15789
f2fdc802
TJ		 157902002-05-05 Tim Josling <tej@melbpc.org.au>
15791
e2ff6cee 15792 * treelang; New directory for new sample language treelang.
f2fdc802 15793
3d90d290
NB		 157942002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
15795
15796 * Makefile.in (c-lex.o): Update.
15797 * c-lex.c: Include target.h.
15798 (cb_register_builtins): New.
15799 (init_c_lex): Set builtins callback.
15800 * c-lex.h (cpp_define, cpp_assert): New prototypes.
15801 * cppinit.c (init_builtins): Use callback, including for
15802 GXX_WEAK.
15803 * cpplib.h (struct cpp_callbacks): New member.
15804 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
15805 (TARGET_INITIALIZER): Update.
15806 * target.h (struct gcc_target): New hook.
15807 * tree.c (default_register_cpp_builtins): New.
15808 * tree.h (default_register_cpp_builtins): New.
15809doc:
15810 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
15811
625458d0
NB		 158122002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
15813
15814 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
15815 (cpp_post_options): Move sanity checks to...
15816 (sanity_checks): New.
15817 * cpplex.c (maybe_read_ucs): Fix prototype.
15818 (parse_string, cpp_parse_escape): Cast for %c format specifier.
15819 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
15820 if necessary.
15821
916b60b7
BS		 158222002-05-04 Bernd Schmidt <bernds@redhat.com>
15823
15824 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
15825 builtins. Use V2DI patterns instead of TI for logical operations.
15826 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
15827 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
15828 (ix86_expand_builtins): Change the pattern used for movntdq.
15829 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
15830 sse2_nandv2di3): New patterns.
15831 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
15832 on operands.
15833 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
15834 (cvtdq2pd): Correct mode on operand 1.
15835 (sse2_umulsidi3): Describe without unspec.
15836 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
15837 machine modes.
15838 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
15839 (ashlv2di3): Likewise, from sse2_ashlv2di3.
15840 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
15841 ashlv4si3, ashlv2di3): Use SImode for shift count.
15842 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
15843 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
15844 New patterns.
15845 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
15846 New typedefs.
15847 (__m128i, __m128d): New macros.
15848 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
15849 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
15850 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
15851 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
15852 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
e2ff6cee 15853 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
916b60b7
BS		 15854 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
15855 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
e2ff6cee 15856 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
916b60b7
BS		 15857 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
15858 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
15859 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
15860 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
15861 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
15862 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
15863 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
15864 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
15865 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
15866 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
15867 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
15868 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
15869 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
15870 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
15871 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
15872 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
15873 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
15874 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
15875 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
15876 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
15877 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15878 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
15879 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
15880 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
15881 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
15882 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
15883 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
15884 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
15885 functions.
e2ff6cee 15886 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
916b60b7
BS		 15887 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
15888
c26fbbca
KH		 158892002-05-04 Kazu Hirata <kazu@cs.umass.edu>
15890
15891 * dwarf2out.c: Fix formatting.
15892 * varasm.c: Likewise.
15893
0387639b
DE		 158942002-05-04 David Edelsohn <edelsohn@gnu.org>
15895
15896 PR c/6543
15897 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
15898 clobber and use result as temporary value.
15899
8a28dbcc
JH		 15900Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
15901
15902 * expr.c (force_operand): Use expand_simple_* to handle more
15903 cases.
15904
4268e8bb
NB		 159052002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
15906
15907 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
15908 and sign-extension.
15909 (lex_charconst): Update for change in prototype of
15910 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
15911 appropriately.
15912 * cpphash.h (BITS_PER_CPPCHAR_T): New.
15913 * cppinit.c (cpp_create_reader): Initialize them for no
15914 change in semantics.
15915 (cpp_post_options): Add sanity checks.
15916 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
15917 and truncation issues. Calculate in type cppchar_t.
15918 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
15919 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
15920 run-time dependent precision correctly. Return whether the
15921 result is signed or not.
15922 * cpplib.c (dequote_string): Use cppchar_t; update.
15923 * cpplib.h (cppchar_signed_t): New.
15924 struct cpp_options): New precision members.
15925 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
ae1a07e0 15926 * cppexp.c (eval_token): Update.
4268e8bb 15927
af54350e
DM		 159282002-05-03 David S. Miller <davem@redhat.com>
15929
2ce04b6b
DM		 15930 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
15931 * config/sparc/sparc.c (sparc_rtx_costs): New function
15932 implementing RTX_COSTS and CONST_COSTS.
15933 * config/sparc/sparc.h (CONST_COSTS): Delete.
15934 (RTX_COSTS_CASES): Define.
15935 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
15936 the work.
15937
a1d9bd0c
DM		 15938 * config/sparc/sparc.md (DFA schedulers): Split out...
15939 * config/sparc/cypress.md, config/sparc/hypersparc.md,
15940 config/sparc/sparclet.md, config/sparc/supersparc.md,
15941 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
15942
e87bb82e 15943 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
981f6289 15944 checks on it, always defined for SPARC.
e87bb82e 15945
af54350e
DM		 15946 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
15947 Tweak, and add more detailed comments.
15948
935bfb44
ZW		 159492002-05-03 Zack Weinberg <zack@codesourcery.com>
15950
15951 * Re-apply patch accidentally reverted with
15952 DFA scheduler merge: remove all rules and variables to slurp
15953 source files out of libiberty and rebuild them with HOST_CC.
15954 ($(HOST_PREFIX_1)varray.o): New rule.
15955 (genattrtab rule): Word wrap.
15956
fa7a0712
JT		 159572002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
15958
15959 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
15960 (CPP_SUBTARGET_SPEC): Define.
15961 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
15962 cpp_subtarget specs.
15963 (CPP_SPEC): Redefine to include %(cpp_subtarget).
15964
14c93978
DM		 159652002-05-03 David S. Miller <davem@redhat.com>
15966
15967 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
15968 * target.h (struct gcc_target): Delete cycle_display member.
15969
14d118d6
DM		 15970 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
15971 (rtx_needs_barrier): Delete reference to cycle_display unspec.
15972 (ia64_sched_reorder2): Mention need for cycle display handling
15973 once such notes exist.
935bfb44 15974
b3ae1ccd
RH		 159752002-05-03 Richard Henderson <rth@redhat.com>
15976
15977 * real.c (etoasc): Strip most trailing zeros for clarity.
15978 * sched-vis.c: Include real.h.
15979 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
15980 * Makefile.in (sched-vis.o): Add real.h.
15981
8f39865a
DM		 159822002-05-03 David S. Miller <davem@redhat.com>
15983
15984 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
15985 no longer needed.
15986
b44140e7
AH		 159872002-05-03 Aldy Hernandez <aldyh@redhat.com>
15988
935bfb44
ZW		 15989 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
15990 when we get an out of range literal.
15991 (altivec_expand_ternop_builtin): Same.
15992 (altivec_expand_unop_builtin): Same.
15993 (altivec_expand_builtin): Same, for dss.
15994 (altivec_expand_builtin): Use trees instead of rtl when
15995 determining literal argument validity.
b44140e7 15996
aaaed752
DM		 159972002-05-03 David S. Miller <davem@redhat.com>
15998
15999 Delete cycle display scheduling hook.
16000 * config/ia64/ia64.c (ia64_cycle_display,
16001 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
16002 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
16003 and use emit_insn_before instead of ia64_emit_insn_before.
16004 * config/ia64/ia64.md (unspec usage): Delete cycle display.
16005 (cycle_display): Delete insn pattern.
16006 * config/sparc/sparc.md (unspec usage): Delete cycle display.
16007 (cycle_display): Delete insn pattern.
16008 * config/sparc/sparc.c (sparc_cycle_display,
16009 TARGET_SCHED_CYCLE_DISPLAY): Delete.
16010 * doc/md.texi (cycle_display): Don't mention.
16011 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
935bfb44 16012
b37c2614
RH		 160132002-05-03 Richard Henderson <rth@redhat.com>
16014
16015 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
16016 * recog.h: Declare them.
16017
16018 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
16019 * config/sparc/sparc.md: Use store_data_bypass_p instead.
16020 * config/sparc/sparc-protos.h: Update.
935bfb44 16021
e1c1132e
JT		 160222002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
16023
16024 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
16025 -D__arch64__. Add -D_LP64.
16026 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
16027 from sparc.h.
16028 (CPP_ARCH64_SPEC): Likewise.
16029 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
16030 (NO_BUILTIN_SIZE_TYPE): Undef.
16031
0b2fb0d7
VM		 160322002-05-03 Vladimir Makarov <vmakarov@redhat.com>
16033
16034 * genautomata.c (min_issue_delay_pass_states): Change return type
16035 in the prototype.
16036 (min_issue_delay_pass_states): Change the algorithm.
16037 (min_issue_delay): Set up min_insn_issue_delay for the state.
16038 (output_min_issue_delay_table): Interchange the nested loops and
16039 and initiate min_insn_issue_delay for states.
935bfb44 16040
3d4ce12a
JH		 16041Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
16042
16043 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
16044 jump is simplejump.
16045
16046Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
37ad04a5
JH		 16047
16048 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
16049 sequence.
16050
b5482208
RH		 160512002-05-03 Richard Henderson <rth@redhat.com>
16052
16053 PR opt/6534
16054 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
16055 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
16056 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
16057 code before JUMP, not EARLIEST.
16058
5a3085c5
JM		 160592002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
16060
16061 * c-format.c (check_format_info_main): Don't check for presence of
16062 parameter for * width until after operand number has been read,
16063 and only check for it if format parameters are available.
16064 Fixes PR c/6547.
16065
40039424
JT		 160662002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
16067
16068 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
16069 (LINK_SPEC): Undef before defining.
16070
8157303b
JJ		 160712002-05-03 Jakub Jelinek <jakub@redhat.com>
16072
16073 PR preprocessor/6489
16074 * tradcpp.c (fixup_newlines): New.
16075 (main, finclude): Use it.
16076
66319f5c
RS		 160772002-05-03 Richard Sandiford <rsandifo@redhat.com>
16078
16079 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
16080 * config/mips/mips.c (mips_unique_section): Strip encoding from
16081 decl name.
16082
ce8076ad
JJ		 160832002-05-03 Jakub Jelinek <jakub@redhat.com>
16084
16085 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
16086 mode.
16087
975c6e4e
RO		 160882002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16089
16090 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
16091 (Specific): Removed buildstats references.
16092 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
16093 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
16094 Accomodate Solaris versions beyond 8.
16095 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
16096 (Specific, *-*-solaris2.8): Removed, obsolete.
16097
d70e94ec
JJ		 160982002-05-03 Jakub Jelinek <jakub@redhat.com>
16099
16100 PR target/6542
16101 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
16102 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
16103 fill leaf_reg_remap with identity.
16104 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
16105
6b148bd9
KH		 161062002-05-03 Kazu Hirata <kazu@cs.umass.edu>
16107
16108 * config/h8300/crti.asm: Remove trailing spaces.
16109 * config/h8300/h8300.c: Likewise.
16110 * config/h8300/lib1funcs.asm: Likewise.
16111
609688f3
JM		 161122002-05-02 Jason Merrill <jason@redhat.com>
16113
16114 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
16115 * c-decl.c (c_init_decl_processing): Use it.
16116 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
16117 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
16118 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
16119
3b03c671
KH		 161202002-05-03 Kazu Hirata <kazu@cs.umass.edu>
16121
16122 * regrename.c: Fix formatting.
16123 * tree.c: Likewise.
16124
3b4961bd
JH		 16125Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
16126
16127 * i386.md (attribute memory): Handle compares properly.
16128
19cba4a0
JH		 16129Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
16130
3b4961bd 16131 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
19cba4a0
JH		 16132 to none.
16133
797a6ac1
KH		 161342002-05-02 Kazu Hirata <kazu@cs.umass.edu>
16135
16136 * function.c: Fix formatting.
16137
6d0de005
JH		 161382002-05-02 Jan Hubicka <jh@suse.cz>
16139
16140 * haifa-sched.c (schedule_insn): Print table of instructions and
16141 reservations.
16142 (sched_block): Do not print ready list at verbosity level 1.
16143 * sched-vis.c (print_insn): Make global.
16144 * sched-ebb.c (ebb_print_insn): Rename from...
16145 (print_insn): ... this one.
16146 * sched-int.h (print_insn): Declare
16147
0bfb9a69
RH		 161482002-05-02 Richard Henderson <rth@redhat.com>
16149
16150 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
16151 emitted by cycle_display.
16152
6b976d99
LR		 161532002-05-02 Loren J. Rittle <ljrittle@acm.org>
16154
16155 * doc/install.texi (*-*-freebsd*): Update to latest status.
16156
0a295052
JJ		 161572002-05-02 Jakub Jelinek <jakub@redhat.com>
16158
16159 PR target/6540
16160 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
16161 * config/float-sparc.h: Assume 128-bit long double if
16162 __LONG_DOUBLE_128__ is defined.
16163
842d5d6c
VM		 161642002-05-02 Vladimir Makarov <vmakarov@redhat.com>
16165
16166 * genattrtab.c (write_function_unit_info): Add a dummy element
16167 when num_units == 0.
16168
3d7a6309
HB		 161692002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16170
16171 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
16172 TYPE_MODE (double_type_node) instead of DFmode.
16173
1b6763cf
JH		 16174Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
16175
16176 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
16177 jumps post reload.
16178 * toplev.c (rest_of_compilation): Revert Richard's patch.
16179
b303008e
JDA		 161802001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
16181
16182 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
16183
6ed7412a
CM		 161842002-05-02 Catherine Moore <clm@redhat.com>
16185
16186 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
16187
e0a2f705
KH		 161882002-05-02 Kazu Hirata <kazu@hxi.com>
16189
b32d6163 16190 * combine.c: Fix comment typos.
e0a2f705
KH		 16191 * expr.c: Likewise.
16192 * genautomata.c: Likewise.
16193 * stmt.c: Likewise.
16194 * tree.h: Likewise.
16195
38e23049
JM		 161962002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
16197
16198 * doc/install.texi: State GNAT version requirements.
16199
40f4a97d
NC		 162002002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
16201
16202 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
16203 of the frame pointer or arg pointer register which strict register
16204 checking is not enabled.
16205
0d6d6892
AH		 162062002-05-02 Aldy Hernandez <aldyh@redhat.com>
16207
b5482208 16208 * gcc.dg/altivec-8.c: New.
0d6d6892 16209
b5482208
RH		 16210 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
16211 PRE_INC and PRE_DEC for altivec modes.
0d6d6892 16212
abaa8559
BK		 162132002-05-01 Bruce Korb <bkorb@gnu.org>
16214
16215 * fixinc/check.tpl(set-writable): make sure the function exists first
16216 * fixinc/inclhack.def(alpha_assert): fix test_text
16217 * fixinc/tests/base/assert.h: add in missing result
16218
ecab2143
JL		 162192002-05-01 Jeff Law <law@redhat.com>
16220
16221 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
16222 'T' constraint.
16223
ea619b46
JB		 162242002-05-01 Joel Brobecker <brobecker@gnat.com>
16225
16226 * dbxout.c (dbxout_type): Emit size information for range types,
16227 as well, but only when using GDB extensions.
16228
c72931a6
RH		 162292002-05-01 Richard Henderson <rth@redhat.com>
16230
16231 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
16232 target-independent gnu binutils date test.
16233
2150ad33
RH		 162342002-05-01 Richard Henderson <rth@redhat.com>
16235
16236 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
16237 info before expunging the block.
16238
1651cc96
JJ		 162392002-05-01 Jakub Jelinek <jakub@redhat.com>
16240
16241 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
16242 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
16243 -M -or -MM is in effect.
16244
8998d5bf
ZW		 162452002-05-01 Zack Weinberg <zack@codesourcery.com>
16246
16247 * config.gcc: Correct test of --enable-obsolete. Obsolete all
16248 A29k configurations.
16249 * doc/install.texi: Update to match.
16250
a81eed10
FS		 162512002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16252
16253 PR bootstrap/6514
16254 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
16255 for duplicates. Always loop over whole list.
16256
8d53318f
RK		 16257Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16258
16259 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
16260
4109b118
JS		 162612002-05-01 Joel Sherrill <joel@OARcorp.com>
16262
16263 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
16264 support routines.
16265
c4a9c570
JS		 162662002-05-01 Joel Sherrill <joel@OARcorp.com>
16267
16268 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
16269
ea112fc4
DE		 162702002-05-01 David Edelsohn <edelsohn@gnu.org>
16271
16272 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
16273 (nabs_nopower): Same.
16274 (floatdisf2): New pattern.
16275 (absdi2): Convert to define_insn_and_split.
16276 (nabsdi2): Same.
16277 (trunctfsf2): Same.
16278 (floatditf2): Same.
16279 (floatsitf2): Same.
16280 (fix_trunctfdi2): Same.
16281 (fix_trunctfsi2): Same.
16282
dda78254
JM		 162832002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
16284
16285 * doc/install.texi: Update Texinfo version requirement
16286 documentation.
16287
26aeede4
JJ		 162882002-05-01 Jakub Jelinek <jakub@redhat.com>
16289
16290 PR target/6512, PR target/5628
16291 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
16292 when memory is not aligned.
16293 (movdf_insn_v9only_vis): Likewise.
16294 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
16295 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
16296 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
16297
9b7bc465
AH		 162982002-05-01 Aldy Hernandez <aldyh@redhat.com>
16299
8998d5bf 16300 * gcc.dg/altivec-7.c: New.
9b7bc465 16301
8998d5bf 16302 * config/rs6000/altivec.h: Cleanup.
9b7bc465 16303
08b57fb3
AH		 163042002-04-30 Aldy Hernandez <aldyh@redhat.com>
16305
8998d5bf
ZW		 16306 * doc/invoke.texi (Option Summary): Add -mvrsave=.
16307 (RS/6000 and PowerPC Options): Document -mvrsave=.
08b57fb3 16308
8998d5bf
ZW		 16309 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
16310 (rs6000_altivec_vrsave_string): Same.
16311 (rs6000_override_options): Call rs6000_parse_vrsave_option.
16312 (rs6000_parse_vrsave_option): New.
16313 (rs6000_stack_info): Only generate vrsave instructions when
16314 TARGET_ALTIVEC_VRSAVE.
08b57fb3 16315
8998d5bf
ZW		 16316 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
16317 (rs6000_altivec_vrsave_string): Define extern.
16318 (rs6000_altivec_vrsave): Same.
16319 (TARGET_ALTIVEC_VRSAVE): New.
08b57fb3 16320
8e8c38cd
RH		 163212002-04-30 Richard Henderson <rth@redhat.com>
16322
16323 PR opt/6516
16324 * toplev.c (rest_of_compilation): Don't run cross-jump before
16325 bb-reorder.
16326
4be9e9cb
TR		 163272002-04-30 Tom Rix <trix@redhat.com>
16328
8998d5bf 16329 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
4be9e9cb
TR		 16330 check which_alternative.
16331
1eeeb6a4
KH		 163322002-04-30 Kazu Hirata <kazu@hxi.com>
16333
16334 * cpplex.c: Fix comment formatting.
16335 * function.c: Likewise.
16336 * integrate.c: Likewise.
16337 * regrename.c: Likewise.
16338 * sibcall.c: Likewise.
16339 * simplify-rtx.c: Likewise.
16340 * tree-inline.c: Likewise.
16341
ed9d6ff9
JDA		 163422002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
16343
16344 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
16345 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
16346 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
16347 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
16348 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
16349 * pa/x-ada: New file. Define ADA_CFLAGS.
16350
1f2641b6
HPN		 163512002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
16352
16353 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
16354 from MMIX_LAST_REGISTER_FILE_REGNUM.
16355 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
16356 (struct machine_function): New member highest_saved_stack_register
16357 previously static variable in mmix.c.
16358 (MACHINE_DEPENDENT_REORG): Define.
16359 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
16360 (MMIX_OUTPUT_REGNO): New.
16361 (mmix_target_asm_function_prologue): Move calculation of last used
16362 saved-stack-register into...
16363 (mmix_machine_dependent_reorg): New function. Update to also handle
16364 !TARGET_ABI_GNU.
16365 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
16366 register names, simplify somewhat by new variable regno.
16367 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
16368 register.
16369 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
16370 emitting register names.
16371 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
16372 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
16373 Remove fixed FIXME.
16374 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
16375 Declare.
16376
16377 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
16378
73985940
RH		 163792002-04-30 Richard Henderson <rth@redhat.com>
16380
16381 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
16382 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
16383 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
16384 emit_tfmode_cvt): New.
16385 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
16386 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
16387 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
16388 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
16389 * config/sparc/sparc-protos.h: Update.
16390
2b46bc67
JJ		 163912002-04-30 Janis Johnson <janis187@us.ibm.com>
16392
16393 * install.texi (Final install): Add to the list of info to include
16394 in a report of a successful bootstrap, and add link to 3.1 list.
16395
3d34cd91
JH		 16396Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
16397
16398 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
16399 (mode): Add vector modes
16400 (i387): Kill attribute.
16401 (unit): New attribute.
16402 (length_immediate): Grok new types.
16403 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
16404 (modrm): Use "unit".
16405 (memory): Handle MMX/SSE properly.
16406 (scheduling descriptions): Kill uses of fop1.
16407 (sse, mmx, fp patterns): Set type and mode properly.
16408
243e5500 16409Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
3193c415 16410
30482eb0
JL		 16411 * pa.c (override_options): Default to PA8000 scheduling.
16412 * doc/invoke.texi (HP-PA options): Mention newly added 7300
16413 scheduling parameter.
16414
3193c415
JL		 16415 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
16416 handling of double precision multiplies.
16417
16418 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
16419 fpdiv and fpsqrt instructions.
16420 (7200 & 7300 scheduling): Fix typo in handling of
16421 store-load and store-store penalties.
16422
c0a34cb7
GP		 164232002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
16424
16425 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
16426 mips. Add two missing commas.
16427
8bce0628
PC		 164282002-04-30 Paolo Carlini <pcarlini@unitus.it>
16429
16430 * doc/contrib.texi (Contributors): Update Paolo Carlini's
16431 and Benjamin Kosnik's entries.
16432
84643cbf
DM		 164332002-04-29 David S. Miller <davem@redhat.com>
16434
16435 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
16436 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
16437 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
16438 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
16439
da6886f6
FS		 164402002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16441
16442 * combine.c (find_split_point): Use gen_int_mode.
16443
fae15c93
VM		 164442002-04-29 Vladimir Makarov <vmakarov@redhat.com>
16445
16446 Merging code from dfa-branch:
8998d5bf 16447
fae15c93
VM		 16448 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
16449
16450 * genautomata.c (output_reserv_sets): Fix typo.
16451
16452 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
16453
16454 * genautomata.c (output_reserv_sets): Remove
16455 next_cycle_output_flag.
16456
16457 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
16458
8998d5bf
ZW		 16459 * sched-rgn.c (init_ready_list): Make the DFA code handle
16460 USE/CLOBBER insns in the same way as the traditional
16461 scheduler.
16462 (new_ready): Similarly..
fae15c93
VM		 16463
16464 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
16465
16466 * haifa-sched.c (schedule_block): Change the DFA state only after
16467 issuing insn.
16468
16469 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
16470
16471 * pa.c (hppa_use_dfa_pipeline_interface): New function.
16472 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
16473 (override_options): Add PA7300 scheduling support.
16474 (pa_adjust_cost): Update various comments. Properly
16475 handle anti and output dependencies when using the
16476 DFA scheduler.
16477 (pa_issue_rate): Add PA7300 scheduling support.
16478 (pa_can_combine_p): Call extract_insn before calling
16479 constrain_operands (taken from mainline tree).
16480 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
16481 * pa.md (cpu attr): Add 7300. Rewrite pipeline
16482 descriptions using DFA descriptions. Add PA7300
16483 scheduling support.
16484
16485 2002-03-30 David S. Miller <davem@redhat.com>
16486
16487 Add UltraSPARC-III DFA scheduling support.
16488 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
16489 Update FP conditional move on register insn patterns to use it, as
16490 appropriate.
16491 (define_attr cpu): Add ultrasparc3.
16492 (define_attr us3load_type): New, update integer load patterns to
16493 set it, as appropriate.
16494 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
16495 (rest): Add UltraSPARC3 scheduling description.
16496 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
16497 (PROCESSOR_ULTRASPARC3): New.
16498 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
16499 ({ASM,CPP}_CPU_SPEC): Likewise.
16500 (REGISTER_MOVE_COST): Likewise.
16501 (RTX_COSTS): Likewise.
16502 * config/sparc/sparc.c (sparc_override_options,
16503 sparc_initialize_trampoline, sparc64_initialize_trampoline,
16504 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
16505 sparc_issue_rate): Likewise.
16506 * config/sparc/sol2.h: Likewise.
16507 * config/sparc/sol2-sld-64.h: Likewise.
16508 * config/sparc/linux64.h: Likewise.
8998d5bf 16509
fae15c93
VM		 16510 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
16511
16512 * doc/md.texi: Add comments about usage the latency time for the
16513 different dependencies and about case when two or more conditions
16514 in different define_insn_reservations returns TRUE for an insn.
16515
16516 * doc/md.texi: Add reference for automaton based pipeline
16517 description.
8998d5bf 16518
fae15c93
VM		 16519 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
16520
16521 * doc/passes.texi: Add missed information about genattrtab.
16522
16523 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
16524
16525 * genautomata.c (output_automata_list_transition_code): Check
16526 automata_list on NULL.
16527
16528 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
16529
16530 * genautomata.c (output_insn_code_cases,
16531 output_automata_list_min_issue_delay_code,
16532 output_automata_list_transition_code,
16533 output_automata_list_state_alts_code): Comment the functions.
16534
16535 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
16536
16537 * genautomata.c (automata_list_el_t): New typedef.
16538 (get_free_automata_list_el,free_automata_list_el,
16539 free_automata_list, automata_list_hash, automata_list_eq_p,
16540 initiate_automata_lists, automata_list_start, automata_list_add,
16541 automata_list_finish, finish_automata_lists,
16542 output_insn_code_cases, output_automata_list_min_issue_delay_code,
16543 output_automata_list_transition_code,
16544 output_automata_list_state_alts_code, add_automaton_state,
16545 form_important_insn_automata_lists): New functions and prototypes.
16546 (insn_reserv_decl): Add members important_automata_list and
16547 processed_p.
16548 (ainsn): Add members important_p.
16549 (automata_list_el): New structure.
16550 (first_free_automata_list_el, current_automata_list,
16551 automata_list_table): New global variables.
16552 (create_ainsns): Initiate member important_p.
16553 (output_internal_min_issue_delay_func): Generate the switch and
16554 call output_insn_code_cases.
16555 (output_internal_trans_func, output_internal_state_alts_func):
16556 Ditto.
16557 (generate): Call initiate_automata_lists.
16558 (automaton_states): New global variable.
16559 (expand_automata): Call form_important_insn_automata_lists.
16560 (write_automata): Call finish_automata_lists.
8998d5bf 16561
fae15c93
VM		 16562 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
16563
16564 * genautomata.c (add_excls, add_presence_absence): Check that
8998d5bf 16565 cpu units in the sets belong the same automaton.
fae15c93
VM		 16566
16567 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
16568 about that cpu units in the sets belong the same automaton.
16569
16570 * doc/md.texi: Ditto.
8998d5bf 16571
2799d721
VM		 16572 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
16573 Nitin Gupta <niting@noida.hcltech.com>
8998d5bf 16574
fae15c93
VM		 16575 * config/sh/sh.c (sh_use_dfa_interface): New function.
16576
16577 (sh_issue_rate): New Function.
16578 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
16579 TARGET_SCHED_ISSUE_RATE: define.
16580
16581 * config/sh/sh.md: Add DFA based pipeline description for SH4.
16582
8998d5bf
ZW		 16583 (define_attr insn_class): New attribute used for DFA
16584 scheduling.
fae15c93
VM		 16585 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
16586 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
16587 cmpeqdi_t): Likewise.
16588
16589 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
8998d5bf 16590 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
fae15c93
VM		 16591 ex_group.
16592 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
8998d5bf 16593
fae15c93
VM		 16594 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
16595
16596 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
16597 break.
16598
16599 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
16600
16601 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
16602 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
16603 necessary.
16604 (output_dfa_start_func): Initiate new variable insn_codes_length,
16605 (write_automata): Output definition of the new variable.
8998d5bf 16606
fae15c93
VM		 16607 2001-10-02 David S. Miller <davem@redhat.com>
16608
16609 * haifa-sched.c (advance_one_cycle): New function.
16610 (schedule_block): Use it.
16611 (queue_to_ready): Use it, and also make sure to advance the DFA
16612 state on all stall cycles, not just those where insn_queue links
16613 are found.
16614
16615 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
16616
16617 * haifa-sched.c (max_issue): Remove last_p argument. Only return
16618 non-zero if the highest-priority instruction could be scheduled.
16619 (choose_ready): Remove last argument from max_issue call.
16620
16621 2001-09-28 David S. Miller <davem@redhat.com>
16622
16623 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
16624 ultrasparc and 3 for other multi-issue sparcs.
16625
16626 2001-09-27 David S. Miller <davem@redhat.com>
16627
16628 * config/sparc/sparc.md (cycle_display): New pattern.
16629 * config/sparc/sparc.c (sparc_cycle_display): New.
16630 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
16631
16632 2001-09-25 David S. Miller <davem@redhat.com>
16633
981f6289 16634 Convert all of SPARC scheduling to DFA
fae15c93
VM		 16635 * config/sparc/sparc.md: Kill all define_function_unit
16636 directives and replace with DFA equivalent.
16637 * config/sparc/sparc.c (ultrasparc_adjust_cost,
16638 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
16639 ultra_fpmode_conflict_exists, ultra_find_type,
16640 ultra_build_types_avail, ultra_flush_pipeline,
16641 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
16642 ultrasparc_variable_issue, ultrasparc_sched_init,
16643 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
16644 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
16645 ultra_cur_hist, ultra_cycles_elapsed): Kill.
16646 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
16647 ultrasparc_store_bypass_p): New.
16648 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
16649 Declare.
16650
16651 2001-09-24 David S. Miller <davem@redhat.com>
16652
16653 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
16654 ready->vec[foo] not ready[foo].
16655
16656 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
16657
16658 * doc/md.texi: Correct examples for define_insn_reservations
16659 `mult' and `div'.
16660
16661 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
16662
16663 * genautomata.c (create_automata): Print message about creation of
16664 each automaton.
16665 (generate): Remove printing meease about creation of
16666 automata.
16667
16668 2001-09-05 David S. Miller <davem@redhat.com>
16669
16670 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
16671 * config/sparc/linux64.h: Likewise.
16672
16673 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
16674
16675 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
16676 schedule_block, sched_init, sched_finish): Add missed calls of
16677 use_dfa_pipeline_interface.
16678
16679 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
16680 Ditto.
16681
16682 * sched-vis.c (get_visual_tbl_length): Ditto.
8998d5bf 16683
fae15c93
VM		 16684 2001-08-27 Richard Henderson <rth@redhat.com>
16685
16686 * genattr.c (main): Emit state_t even when not doing scheduling.
16687
16688 2001-08-27 Richard Henderson <rth@redhat.com>
16689
16690 * genautomata.c (expand_automata): Always create a description.
16691
16692 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
16693
8998d5bf 16694 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
fae15c93
VM		 16695 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
16696 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
16697 RTL constructions.
16698
16699 * genattr.c (main): New variable num_insn_reservations. Increase
16700 it if there is DEFINE_INSN_RESERVATION. Output automaton based
16701 pipeline hazard recognizer interface.
16702
16703 * genattrtab.h: New file.
16704
16705 * genattrtab.c: Include genattrtab.h.
16706 (attr_printf, check_attr_test, make_internal_attr,
16707 make_numeric_value): Move protypes into genattrtab.h. Define them
16708 as external.
16709 (num_dfa_decls): New global variable.
16710 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
16711 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
16712 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
16713 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
16714
16715 * genautomata.c: New file.
16716
16717 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
16718
8998d5bf 16719 * sched-int.h: (curr_state): Add the external definition for
fae15c93
VM		 16720 automaton pipeline interface.
16721 (haifa_insn_data): Add comments for members blockage and units.
16722
16723 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
16724 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
16725 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
16726 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
16727 TARGET_SCHED_DFA_POST_CYCLE_INSN,
16728 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
16729 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
16730 macros.
16731 (TARGET_SCHED): Use the new macros.
16732
16733 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
16734 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
16735 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
16736 dfa_bubble): New members in gcc_target.sched.
16737
8998d5bf 16738 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
fae15c93
VM		 16739 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
16740 (insn_queue): Redefine it as pointer to array.
16741 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
16742 INSN_QUEUE_SIZE.
16743 (max_insn_queue_index_macro_value): New variable.
16744 (curr_state, dfa_state_size, ready_try): New varaibles for
16745 automaton interface.
16746 (ready_element, ready_remove, max_issue): New function prototypes
16747 for automaton interface.
16748 (choose_ready): New function prototype.
16749 (insn_unit, blockage_range): Add comments.
16750 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
16751 FUNCTION_UNITS_SIZE == 0.
16752 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
16753 actual_hazard, potential_hazard): Add comments.
16754 (insn_cost): Use cost -1 as undefined value. Remove
16755 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
16756 pipeline interface.
16757 (ready_element, ready_remove): New functions for automaton
16758 interface.
16759 (schedule_insn): Add new code for automaton pipeline interface.
16760 (queue_to_ready): Add new code for automaton pipeline interface.
16761 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
16762 (debug_ready_list): Print newline when the queue is empty.
16763 (max_issue): New function for automaton pipeline interface.
16764 (choose_ready): New function.
16765 (schedule_block): Add new code for automaton pipeline interface.
16766 Print ready list before scheduling each insn.
16767 (sched_init): Add new code for automaton pipeline interface.
16768 Initiate insn cost by -1.
16769 (sched_finish): Free the current automaton state and finalize
16770 automaton pipeline interface.
16771
16772 * sched-rgn.c: Include target.h.
16773 (init_ready_list, new_ready, debug_dependencies): Add new code for
16774 automaton pipeline interface.
16775
16776 * sched-vis.c: Include target.h.
16777 (get_visual_tbl_length): Add code for automaton interface.
16778 (target_units, print_block_visualization): Add comments.
16779
8998d5bf 16780 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
fae15c93
VM		 16781 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
16782 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
16783 (getruntime.o, genautomata.o): New entries.
16784 (genattrtab.o): Add new dependency file genattrtab.h.
16785 (genattrtab): Add new dependencies. Link it with `libm.a'.
16786 (getruntime.o, hashtab.o): New entries for canadian cross.
16787
16788 * doc/md.texi: Description of automaton based model.
16789
16790 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
16791 Add comments.
16792 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
16793 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
16794 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
16795 TARGET_SCHED_DFA_POST_CYCLE_INSN,
16796 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
16797 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
16798 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
16799 hook descriptions.
16800 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
16801 MAX_DFA_ISSUE_RATE): New macro descriptions.
16802
16803 * doc/contrib.texi: Add dfa based scheduler contribution.
16804
16805 * doc/gcc.texi: Add more information about genattrtab.
16806
a2ff290c
RK		 16807Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16808
16809 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
16810 adjust_address_nv call.
16811
f97903cc
JJ		 168122002-04-29 Janis Johnson <janis187@us.ibm.com>
16813
16814 * doc/install.texi (Testing): Provide additional information, and
16815 a stronger encouragement, for running the testsuites.
16816
f41a6bf1
DD		 168172002-04-29 DJ Delorie <dj@redhat.com>
16818
16819 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
16820 given in upper case.
16821
d8af0868
RO		 168222002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16823
16824 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
16825 Solaris 2 <widec.h> if missing.
16826 * fixinc/fixincl.x: Regenerate.
16827 * fixinc/tests/base/widec.h: New file.
16828
1034407f
NC		 168292002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
16830
16831 * toplev.c (f_options): Add "profile" switch so that
16832 -fno-profile can be used to disable -p.
16833
fbe5eb6d
BS		 168342002-04-29 Bernd Schmidt <bernds@redhat.com>
16835
16836 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
16837 UV2DImode.
16838 * tree.c (build_common_tree_nodes_2): Likewise.
16839 * tree.h (enum tree_index): Likewise.
16840 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
16841
16842 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
16843 entries.
16844 (init_mmx_sse_builtins): Initialize SSE2 builtins.
16845 (ix86_expand_builtin): Add support for SSE2 builtins.
16846 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
16847 (VALID_SSE_REG_MODE): Use it.
16848 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
16849 (enum ix86_builtins): Add SSE2 builtins.
16850 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
16851 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
16852 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
16853 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
16854 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
16855 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
16856 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
16857 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
16858 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
16859 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
16860 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
16861 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
16862 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
16863 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
16864 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
16865 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
16866 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
16867 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
16868 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
16869 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
16870 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
16871 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
16872 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
16873 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
16874 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
16875 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
16876 lfence_insn): New patterns.
16877 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
16878 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
16879
44aefada
JH		 16880Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
16881
16882 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
16883
d5482cdc
GP		 168842002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
16885
16886 * doc/contrib.texi (Contributors): Add Paolo Carlini and
16887 Janis Johnson.
16888 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
16889 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
16890 and CPU instead of cpu.
16891
2c4b77f3
JH		 16892Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
16893
16894 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
16895 variables.
16896 (lang_independent_options): Add -fif-conversion, -fif-conversion2
16897 (rest_of_compilation): Do if conversion only when asked for.
16898 (parse_options_and_default_flags): Set new variables to 1 for -O1
16899 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
16900
3de72741
JH		 16901Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
16902
16903 * i386.c (dbx64_register_map): Fix typo.
16904
8aa18a7d
JH		 16905Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
16906
16907 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
16908 real_one_half, real_bb_freq_max): New static variables.
16909 (debug_profile_bbauxs): Kill.
16910 (process_note_predictions): Kill unused variable.
16911 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
16912 volatile double.
16913 (propagate_freq): Use REAL_ARITHMETICS.
16914 (estimate_bb_frequencies): Likevise; init new static variables.
16915 * Makefile.in (predict.o): Add dependency on real.h
16916
1bbad4c6
DM		 169172002-04-28 David S. Miller <davem@redhat.com>
16918
16919 PR target/6500
16920 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
16921 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
16922 several {reads,writes} instead.
16923 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
16924 Define.
16925
3ef3f384
DM		 169262002-04-27 David S. Miller <davem@redhat.com>
16927
16928 PR target/6494
16929 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
16930 of the stack bias.
16931
16932 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
16933 including signal.h and sys/ucontext.h, not needed.
16934
ec493bcb
HPN		 169352002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
16936
16937 * varasm.c (output_constant_def): Correct test for not calling
16938 ENCODE_SECTION_INFO for INTEGER_CST.
16939
60284a59
NB		 169402002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
16941
16942 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
16943 keep most cases as function eval_token.
16944 (eval_token): New function.
16945 (_cpp_parse_expr): Read token here for improved diagnostics.
16946 Don't use op_as_text. Detect bad ':' here.
16947 (reduce): Don't detect bad ':' here.
16948 (op_as_text): Remove.
16949 * cpphash.h (_cpp_test_assertion): Change prototype.
16950 * cpplib.c (_cpp_test_assertion): Change prototype.
16951
349a4b40
RH		 169522002-04-28 Richard Henderson <rth@redhat.com>
16953
16954 PR c/5154
8998d5bf 16955 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
349a4b40
RH		 16956 (ggc_mark_rtx_children): New.
16957
7a03f82f
JJ		 169582002-04-28 Jakub Jelinek <jakub@redhat.com>
16959
16960 PR target/6496
16961 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
16962 after call peepholes for UltraSPARC.
16963 (call + jump 64-bit peepholes): Remove.
16964
80103f96
FS		 169652002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16966
16967 PR c/6497
16968 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
16969 result as temporary value.
16970
06990986
JJ		 169712002-04-28 Jakub Jelinek <jakub@redhat.com>
16972
16973 PR c++/6396
16974 * toplev.c (rest_of_compilation): Only run regrename and copy
16975 propagation if optimizing.
16976
a20fd5ac
JJ		 169772002-04-28 Jakub Jelinek <jakub@redhat.com>
16978
16979 PR optimization/6475
16980 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
16981 register of REGNO_DECL (i).
16982 * Makefile.in (reload1.o): Add $(TREE_H).
16983
87ed109f
NB		 169842002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
16985
16986 * cppexp.c (lex): Update to use state.skip_eval.
16987 (struct op): Remove prio and flags members.
16988 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
16989 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
16990 (LEFT_ASSOC): New macro.
16991 (optab): New table of operator priorities and flags.
16992 (SHIFT): Update.
16993 (_cpp_parse_expr): Clean up logic. Return bool. Use a
16994 malloc-ed parser stack.
16995 (reduce): New; reduce the operator stack.
16996 (_cpp_expand_op_stack): Expand the operator stack as necessary.
16997 * cpphash.h (struct op): Predeclare.
16998 (struct cpp_reader): New members op_stack, op_limit.
16999 (struct lexer_state): New member skip_eval.
17000 (_cpp_parse_expr): Update.
17001 (_cpp_expand_op_stack): New.
17002 * cpplib.c (do_if): Update.
17003 * cppinit.c (cpp_create_reader): Create op stack.
17004 (cpp_destroy): And destroy it.
17005 * cpplib.h (CPP_LAST_CPP_OP): Correct.
17006 (TTYPE_TABLE): Correct.
17007
45806a3f
FS		 170082002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
17009
17010 PR c/6343
17011 * c-decl.c (duplicate_decls): Call merge_weak.
17012 * c-pragma.c (apply_pragma_weak): Warn about misuse.
17013 * output.h (merge_weak): Prototype merge_weak.
17014 * varasm.c (merge_weak): New function.
17015 (declare_weak): Make sure we don't give an error on VAR_DECLs.
17016 Mark RTL with SYMBOL_REF_WEAK.
17017
a6227154
KG		 170182002-04-27 Kurt Garloff <garloff@suse.de>
17019
17020 * tree-inline.c (inlinable_function_p): Improve heuristics
17021 by using a smoother function to cut down allowable inlinable size.
17022 * param.def: Add parameters max-inline-insns-single,
17023 max-inline-slope, min-inline-insns that determine the exact
17024 shape of the above function.
17025 * param.h: Likewise.
17026
94a50397
RH		 170272002-04-26 Richard Henderson <rth@redhat.com>
17028
17029 * c-parse.in (malloced_yyss, malloced_yyvs): New.
17030 (yyoverflow): Re-add. Set them.
17031 (free_parser_stacks): New.
17032 * c-common.h: Declare it.
17033 * c-lex.c (c_common_parse_file): Call it.
17034
9c0a0632
RH		 170352002-04-26 Richard Henderson <rth@redhat.com>
17036
17037 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
17038 for fallthru search.
17039
b875d2ee
EC		 170402002-04-26 Eric Christopher <echristo@redhat.com>
17041
17042 PR optimization/3700
17043 * config/mips/mips.c (mips_issue_rate): Define. New function.
17044 (TARGET_SCHED_ISSUE_RATE): Use.
17045
1db828df
DM		 170462002-04-25 David S. Miller <davem@redhat.com>
17047
17048 PR target/6422
17049 * reorg.c (optimize_skip): Do not allow exception causing
17050 instructions to be considered for delay slots.
17051 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
17052 (relax_delay_slots): Do not try to consider exception causing
17053 instructions as redundant.
17054
ae5d234e
RH		 170552002-04-26 Richard Henderson <rth@redhat.com>
17056
17057 PR c/5225
17058 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
17059
7d793e9b
MM		 170602002-04-26 Mark Mitchell <mark@codesourcery.com>
17061
17062 PR bootstrap/6445
17063 * config/i386/i386.md (untyped_call): Return the value in a float
17064 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
17065 TARGET_80387.
17066
b13ab42c
AO		 170672002-04-26 Alexandre Oliva <aoliva@redhat.com>
17068
17069 * tree.c (tree_int_cst_lt): Compare constants whose types differ
17070 in unsigned-ness correctly.
17071
5e56f909
JDA		 170722002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
17073
17074 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
17075 portable runtime model.
17076
bde3c0c0
RH		 170772002-04-26 Richard Henderson <rth@redhat.com>
17078
a6227154 17079 * c-parse.in (yyoverflow): Revert.
bde3c0c0 17080
5276df18
DE		 170812002-04-26 David Edelsohn <edelsohn@gnu.org>
17082 Richard Henderson <rth@redhat.com>
17083
17084 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
17085 result as temporary value.
17086
b84a3874
RH		 170872002-04-26 Richard Henderson <rth@redhat.com>
17088
17089 PR c/3581
17090 * c-common.c (fix_string_type): Split out of ...
17091 (combine_strings): ... here. Take a varray, not a tree list.
17092 (c_expand_builtin_printf): Use fix_string_type.
17093 * c-common.h: Update decls.
17094 * c-parse.in (string): Remove. Update all uses to use STRING
17095 instead, and not call combine_strings.
17096 (yylexstring): New.
17097 (_yylex): Use it.
17098 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
17099 (build_asm_stmt): Likewise.
17100 * objc/objc-act.c (my_build_string): Use fix_string_type.
17101 (build_objc_string_object): Build varray for combine_strings.
17102
d8ae8cd4
BT		 171032002-04-26 Bo Thorsen <bo@suse.co.uk>
17104
17105 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
17106 x86-64.
17107
f8b954fc
NB		 171082002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
17109
17110 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
17111 (HAVE_NO_R_OPERAND): Remove.
17112 (HAVE_VALUE): Remove.
17113 (op_to_prio): Update.
17114 (UNARY): Don't alter flags.
17115 (_cpp_parse_expr): want_value used to indicate whether
17116 a number or unary operator is expected next. Distinguish
17117 unary and binary +/-.
17118 (op_as_text): Update for unary operators.
17119
6052bef0
RH		 171202002-04-25 Richard Henderson <rth@redhat.com>
17121
17122 PR c/2161
17123 * c-parse.in (yyoverflow): New.
17124
5c5b2283
RH		 171252002-04-25 Richard Henderson <rth@redhat.com>
17126
17127 PR c/2098
17128 * c-common.c (shorten_compare): Simplfy conditions leading to
17129 the generation of a warning.
17130
28ce94d4
RH		 171312002-04-25 Richard Henderson <rth@redhat.com>
17132
17133 PR c/2035
17134 * expmed.c (extract_bit_field): Fall through to generic code rather
17135 than aborting on subreg special case.
17136
6bfd0c63
DM		 171372002-04-25 David S. Miller <davem@redhat.com>
17138
17139 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
17140 for DECL being NULL.
17141
7a430e3b
SC		 171422002-04-25 Steve Christiansen <smc@us.ibm.com>
17143
17144 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
17145
45c42d7d
EB		 171462002-04-25 Eric Botcazou <ebotcazou@multimania.com>
17147
17148 * c-decl.c (grokdeclarator): Remove outdated ??? note
17149 on invalid declaration of flexible array members.
17150
eb7715a4
RH		 171512002-04-25 Richard Henderson <rth@redhat.com>
17152
17153 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
17154
cf5ee720
UW		 171552002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
17156
17157 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
17158 needed by the compiler, even if they are used as global regs.
17159
d604bca3
MH		 171602002-04-25 Matt Hiller <hiller@redhat.com>
17161
17162 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
17163 functions.
17164 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
17165 of the corresponding functions.
17166 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
17167 New prototypes.
b875d2ee 17168
d604bca3
MH		 171692002-04-25 Matt Hiller <hiller@redhat.com>
17170
17171 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
17172
17173 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
17174 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
17175 registers, adjust comment accordingly.
17176 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
17177 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
17178 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
17179 for coprocessor registers.
17180 (ADDITIONAL_REGISTER_NAMES): Include
17181 ALL_COP_ADDITIONAL_REGISTER_NAMES.
b875d2ee 17182
d604bca3
MH		 17183 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
17184 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
17185 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
17186 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
17187 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
17188
17189 (mips_char_to_class): Adjust comment to include coprocessor
17190 constraint letters.
17191
17192 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
17193 New functions.
17194 (mips_reg_names, mips_regno_to_class): Include coprocessor
17195 information.
17196 (mips_sw_reg_names): Ditto, make non-static.
17197 (mips_move_1word): Handle moves to and from coprocessor registers.
17198 (mips_move_2words): Handle moves to and from coprocessor
17199 registers.
17200 (mips_class_max_nregs, mips_register_move_cost): Handle
17201 coprocessor register classes.
17202 (override_options): Initialize mips_char_to_class and
17203 mips_hard_regno_mode_ok properly for coprocessor registers.
17204
17205 * config/mips/mips.md (movdi_internal, movdi_internal2,
17206 movsi_internal1, movsi_internal2): Add constraint-sets for
17207 coprocessor registers.
17208 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
17209 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
17210 isn't mips.
17211 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
17212 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
17213 isn't mips.
17214 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
17215 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
17216 isn't mips.
17217 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
17218 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
17219 isn't mips.
b875d2ee 17220
d604bca3
MH		 17221 * doc/tm.texi: Document feature.
17222
b9a26d09
NB		 172232002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
17224
17225 * integrate.c (function_attribute_inlinable_p): Simplify.
17226 Check the table pointer is not NULL.
17227
ab5973b7
SB		 172282002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
17229
17230 * doc/c-tree.texi: Fix typo in introduction.
17231
ff45c01e
NB		 172322002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
17233
17234 * c-common.h (c_common_parse_file): Update.
17235 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
17236 * c-lex.c (YYDEBUG): Get from c-lex.h.
17237 (c_common_parse_file): Update.
17238 * c-lex.h (YYDEBUG, yydebug): New.
17239 * c-parse.in (YYDEBUG): Get from c-lex.h.
17240 (c_set_yydebug): Remove.
17241 * c-tree.h (c_set_yydebug): Remove.
17242 * langhooks-def.h (lhd_do_nothing_i): New.
17243 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
17244 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
17245 * langhooks.c (lhd_do_nothing_i): New.
17246 (lhd_set_yydebug): Remove.
17247 * langhooks.h (struct lang_hooks): Update.
17248 * toplev.c (set_yydebug): New.
17249 (compile_file): Update call to parse_file hook.
17250 (decode_d_option): Update.
17251objc:
17252 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
17253
fcae219a
R		 17254Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
17255
17256 * loop.c (load_mems): Don't change the interface of called functions.
17257
17258 * calls.c (expand_call): Take current_function_pretend_args_size
17259 into account when setting argblock for sibcalls.
17260
d0fea45a
MH		 172612002-04-24 Matt Hiller <hiller@redhat.com>
17262
17263 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
17264 * c-lex.c: Ditto.
17265
17266 * cpplex.c (skip_line_comment): Process comment one multibyte
17267 character at a time rather than one char at a time, if
17268 appropriate.
17269 (parse_string): Process string one multibyte character at a time
17270 rather than one char at a time, if appropriate.
17271 * c-lex.c (lex_string): Lex and copy multibyte strings
17272 appropriately.
17273 * cpplib.h (cppchar_t): Change to unsigned.
17274
2d1b5436
RH		 172752002-04-24 Richard Henderson <rth@redhat.com>
17276
17277 PR c/3467
17278 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
17279 for c99.
17280
5e039e6b
R		 17281Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
17282
17283 * sh.c (sh_va_arg): If argument was passed by reference,
17284 dereference the pointer.
309d8365
R		 17285
17286 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
51214775
R		 17287
17288 * sh.md (divsi3_i4_media): Use match_operand for input values
17289 rather than hard registers.
17290 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
17291 unnecessarily through hard registers. Keep copies of pseudo
17292 registers outside of the libcall sequence.
17293
17294 * sh.md (casesi_shift_media): Add modes.
b700634a
R		 17295
17296 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
17297 values in memory.
17298
349ae713
NB		 172992002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
17300
17301 * attribs.c (c_common_attribute_table): Move table and handlers
17302 to c-common.c.
17303 (format_attribute_table, lang_attribute_table,
17304 lang_attribute_common): Remove.
17305 (init_attributes): Replace NULL pointers with pointers to the
17306 empty table.
17307 (handle_packed_attribute, handle_nocommon_attribute,
17308 handle_common_attribute, handle_noreturn_attribute,
17309 handle_noinline_attribute, handle_always_inline_attribute,
17310 handle_used_attribute, handle_unused_attribute,
17311 handle_const_attribute, handle_transparent_union_attribute,
17312 handle_constructor_attribute, handle_destructor_attribute,
17313 handle_mode_attribute, handle_section_attribute,
17314 handle_aligned_attribute, handle_weak_attribute,
17315 handle_alias_attribute, handle_visibility_attribute,
17316 handle_no_instrument_function_attribute, handle_malloc_attribute,
17317 handle_no_limit_stack_attribute, handle_pure_attribute,
17318 handle_deprecated_attribute, handle_vector_size_attribute,
17319 vector_size_helper): Move to c-common.c.
17320 * c-common.c (c_common_attribute_table,
17321 handle_packed_attribute, handle_nocommon_attribute,
17322 handle_common_attribute, handle_noreturn_attribute,
17323 handle_noinline_attribute, handle_always_inline_attribute,
17324 handle_used_attribute, handle_unused_attribute,
17325 handle_const_attribute, handle_transparent_union_attribute,
17326 handle_constructor_attribute, handle_destructor_attribute,
17327 handle_mode_attribute, handle_section_attribute,
17328 handle_aligned_attribute, handle_weak_attribute,
17329 handle_alias_attribute, handle_visibility_attribute,
17330 handle_no_instrument_function_attribute, handle_malloc_attribute,
17331 handle_no_limit_stack_attribute, handle_pure_attribute,
17332 handle_deprecated_attribute, handle_vector_size_attribute,
17333 vector_size_helper): Move from attribs.c.
17334 * c-common.h (c_common_attribute_table,
17335 c_common_format_attribute_table): New.
17336 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
17337 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
17338 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
17339 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
17340 (LANG_HOOKS_INITIALIZER): Update.
17341 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
17342 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
17343 * target.h: Update comment.
17344 * tree.c (default_target_attribute_table): Remove.
17345 * tree.h (default_target_attribute_table, format_attribute_table,
17346 lang_attribute_table, lang_attribute_common): Remove.
17347objc:
17348 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
17349 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
17350
84f0ace0
JM		 173512002-04-24 Jason Merrill <jason@redhat.com>
17352
17353 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
17354 * dwarf2out.c (dwarf_attr_name): Support it.
17355 (gen_array_type_die): Emit it.
17356 (lookup_type_die): No special handling for VECTOR_TYPE.
17357 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
17358
120eaf28
RH		 173592002-04-24 Richard Henderson <rth@redhat.com>
17360
17361 * config/mips/mips.md (movdi_usd): Renumber.
17362
e732178c
DM		 173632002-04-24 David S. Miller <davem@redhat.com>
17364
17365 PR target/6420
17366 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
981f6289 17367 32-bit SPARC and current_function_returns_struct is true.
e732178c 17368
e879eb2f
JH		 17369Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
17370
17371 * loop.c (canonicalize_condition): Use gen_int_mode.
17372
4287a893
AH		 173732002-04-24 Aldy Hernandez <aldyh@redhat.com>
17374
17375 * config/rs6000/altivec.h: Cleanup file. Add non individual
17376 variants.
17377 (vec_vaddubm): New.
17378 (vec_vadduhm): New.
17379 (vec_vadduwm): New.
17380 (vec_vaddfp): New.
17381 (vec_vaddcuw): New.
17382 (vec_vaddubs): New.
17383 (vec_vaddsbs): New.
17384 (vec_vadduhs): New.
17385 (vec_vadduws): New.
17386 (vec_vaddsws): New.
17387 (vec_vand): New.
17388 (vec_vandc): New.
17389 (vec_vavgub): New.
17390 (vec_vavgsb): New.
17391 (vec_vavguh): New.
17392 (vec_vavgsh): New.
17393 (vec_vavguw): New.
17394 (vec_vavgsw): New.
17395 (vec_vrfip): New.
17396 (vec_vcmpbfp): New.
17397 (vec_vcmpequb): New.
17398 (vec_vcmpequh): New.
17399 (vec_vcmpequw): New.
17400 (vec_vcmpeqfp): New.
17401 (vec_vcmpgefp): New.
17402 (vec_vcmpgtub): New.
17403 (vec_vcmpgtsb): New.
17404 (vec_vcmpgtuh): New.
17405 (vec_vcmpgtsh): New.
17406 (vec_vcmpgtuw): New.
17407 (vec_vcmpgtsw): New.
17408 (vec_vcmpgtfp): New.
17409 (vec_vcmpgefp): New.
17410 (vec_vcfux): New.
17411 (vec_vcfsx): New.
17412 (vec_vctsxs): New.
17413 (vec_vctuxs): New.
17414 (vec_vexptefp): New.
17415 (vec_vrfim): New.
17416 (vec_lvx): New.
17417 (vec_lvebx): New.
17418 (vec_lvehx): New.
17419 (vec_lde): Add vector float variant.
17420 (vec_lvewx): New.
17421 (vec_lvxl): New.
17422 (vec_vlogefp): New.
17423 (vec_vmaddfp): New.
17424 (vec_vmhaddshs): New.
17425 (vec_vmaxub): New.
17426 (vec_vmaxsb): New.
17427 (vec_vmaxuh): New.
17428 (vec_vmaxsh): New.
17429 (vec_vmaxuw): New.
17430 (vec_vmaxsw): New.
17431 (vec_vmaxsw): New.
17432 (vec_vmaxfp): New.
17433 (vec_vmrghb): New.
17434 (vec_vmrghh): New.
17435 (vec_vmrghw): New.
17436 (vec_vmrglb): New.
17437 (vec_vmrglh): New.
17438 (vec_vmrglw): New.
17439 (vec_vminub): New.
17440 (vec_vminsb): New.
17441 (vec_vminuh): New.
17442 (vec_vminsh): New.
17443 (vec_vminuw): New.
17444 (vec_vminsw): New.
17445 (vec_vminfp): New.
17446 (vec_vmladduhm): New.
17447 (vec_vmhraddshs): New.
17448 (vec_msumubm): New.
17449 (vec_vmsummbm): New.
17450 (vec_vmsumuhm): New.
17451 (vec_vmsumshm): New.
17452 (vec_vmsumuhs): New.
17453 (vec_vmsumshs): New.
17454 (vec_vmuleub): New.
17455 (vec_vmulesb): New.
17456 (vec_vmuleuh): New.
17457 (vec_vmulesh): New.
17458 (vec_vmuloub): New.
17459 (vec_mulosb): New.
17460 (vec_vmulouh): New.
17461 (vec_vmulosh): New.
17462 (vec_vnmsubfp): New.
17463 (vec_vnor): New.
17464 (vec_vor): New.
17465 (vec_vpkuhum): New.
17466 (vec_vpkuwum): New.
17467 (vec_vpkpx): New.
17468 (vec_vpkuhus): New.
17469 (vec_vpkshss): New.
17470 (vec_vpkuwus): New.
17471 (vec_vpkswss): New.
17472 (vec_vpkshus): New.
17473 (vec_vpkswus): New.
17474 (vec_vperm): New.
17475 (vec_vrefp): New.
17476 (vec_vrlb): New.
17477 (vec_vrlh): New.
17478 (vec_vrlw): New.
17479 (vec_vrfin): New.
17480 (vec_vrsqrtefp): New.
17481 (vec_vsel): New.
17482 (vec_vslb): New.
17483 (vec_vslh): New.
17484 (vec_vslw): New.
17485 (vec_vsldoi): New.
17486 (vec_vsl): New.
17487 (vec_vslo): New.
17488 (vec_vspltb): New.
17489 (vec_vsplth): New.
17490 (vec_vspltw): New.
17491 (vec_vspltisb): New.
17492 (vec_vspltish): New.
17493 (vec_vspltisw): New.
17494 (vec_vsrb): New.
17495 (vec_vsrh): New.
17496 (vec_vsrw): New.
17497 (vec_vsrab): New.
17498 (vec_vsrah): New.
17499 (vec_vsraw): New.
17500 (vec_vsr): New.
17501 (vec_vsro): New.
17502 (vec_stvx): New.
17503 (vec_stvebx): New.
17504 (vec_stvehx): New.
17505 (vec_stvewx): New.
17506 (vec_stvxl): New.
17507 (vec_vsububm): New.
17508 (vec_vsubuhm): New.
17509 (vec_vsubuwm): New.
17510 (vec_vsubfp): New.
17511 (vec_vsubcuw): New.
17512 (vec_vsububs): New.
17513 (vec_vsubsbs): New.
17514 (vec_vsubuhs): New.
17515 (vec_vsubshs): New.
17516 (vec_vsubuws): New.
17517 (vec_vsubsws): New.
17518 (vec_vsum4ubs): New.
17519 (vec_vsum4sbs): New.
17520 (vec_vsum4shs): New.
17521 (vec_vsum2sws): New.
17522 (vec_vsumsws): New.
17523 (vec_vrfiz): New.
17524 (vec_vupkhsb): New.
17525 (vec_vupkhpx): New.
17526 (vec_vupkhsh): New.
17527 (vec_vupklsb): New.
17528 (vec_vupklpx): New.
17529 (vec_vupklsh): New.
17530 (vec_vxor): New.
17531
cff27795
EB		 175322002-04-23 Eric Botcazou <ebotcazou@multimania.com>
17533
17534 PR c/5430
17535 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
17536 added literals from substracted literals.
17537 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
17538 (fold) [associate]: Preserve MINUS_EXPR if needed.
17539
952bca84
ZW		 175402002-04-23 Zack Weinberg <zack@codesourcery.com>
17541
17542 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
17543 are obsoleted.
17544
50cb2154
TT		 175452002-04-23 Tom Tromey <tromey@redhat.com>
17546
17547 * gcc.c: Added --resource. For PR java/6314.
17548
271f61fb
DB		 175492002-04-23 David O'Brien <obrien@FreeBSD.org>
17550
9566d1e9 17551 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
271f61fb
DB		 17552 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
17553 these libraries.
17554
bdabbc80
DB		 175552002-04-23 David O'Brien <obrien@FreeBSD.org>
17556
17557 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
17558
74411039
JH		 17559Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
17560
17561 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
17562 workaround.
17563 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
17564 (ix86_expand_clrstr): Fix typo.
17565 * loop.c (gen_load_of_final_value): New.
17566 (loop_givs_rescan, strength_reduce, check_dbra_loop):
17567 Use it.
17568
1a887f86
RS		 175692002-04-23 Roger Sayle <roger@eyesopen.com>
17570
17571 * builtins.c (builtin_memset_gen_str): New function.
17572 (expand_builtin_memset): Optimize the case of constant length, but
17573 unknown value.
17574
8d3441e0
AH		 175752002-04-23 Aldy Hernandez <aldyh@redhat.com>
17576
cff27795
EB		 17577 * config/rs6000/altivec.h (vec_step): Remove extraneous
17578 parentheses.
17579 (vec_ctu): Cast return.
8d3441e0 17580
f6f315fe
AM		 175812002-04-23 Alan Modra <amodra@bigpond.net.au>
17582
17583 PR target/6413
17584 * function.h: (struct function): Add profile_label_no field.
17585 (current_function_profile_label_no): Define.
17586 * function.c: (profile_label_no): New static var.
17587 (expand_function_start): Increment it, and copy to
17588 current_function_profile_label_no.
17589 * output.h (profile_label_no): Delete.
17590 * final.c (profile_label_no): Delete.
17591 (profile_function): Use current_function_profile_label_no.
17592 (final_end_function): Don't increment profile_label_no here.
17593 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
17594 profile_label_no with current_function_profile_label_no.
17595 * config/pa/pa.c (current_function_number): Delete.
17596 (pa_output_function_prologue): Don't output profile label here.
17597 (hppa_profile_hook): Use label_no param rather than
17598 current_function_number.
17599 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
17600 * config/pa/pa.h: .. here.
17601 (FUNCTION_PROFILER): Output profile label here.
17602
d239cdc0
EC		 176032002-04-22 Eric Christopher <echristo@redhat.com>
17604
17605 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
17606 patch of 2002-04-09 due to binutils issues.
17607 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
17608
04428ad4
AH		 176092002-04-22 Aldy Hernandez <aldyh@redhat.com>
17610
cff27795
EB		 17611 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
17612 constraint to 'o' for m=r and r=m alternatives.
17613 ("*movv8hi_internal1"): Same.
17614 ("*movv16qi_internal1"): Same.
17615 ("*movv4sf_internal1"): Same.
04428ad4 17616
2adc7f12
JJ		 176172002-04-22 Janis Johnson <janis187@us.ibm.com>
17618
17619 * rtl.h (RTX_FLAG): New macro.
17620 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
17621 * final.c (alter_subreg): Use macro to access rtx flag.
17622 * integrate.c (copy_rtx_and_substitute): Use new access macro.
17623 * print-rtl.c (print_rtx): Use new access macro.
17624
17625 * cse.c (insert): Check rtx code before accessing flag.
17626
17627 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
17628 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
17629 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
17630 convert_const_symbol_ref, make_canonical, make_alternative_compare,
17631 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
17632 simplify_test_exp, optimize_attrs, simplify_by_exploding,
17633 find_and_mark_used_attributes, unmark_used_attributes,
17634 add_values_to_cover, simplify_with_current_value,
17635 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
17636 copy_rtx_unchanging, main): Use new access macros.
17637
b7c89afe
TR		 176382002-04-22 Tom Rix <trix@redhat.com>
17639
17640 * expmed.c (init_expmed): Generate shifted constant once.
17641
9340544b
ZW		 176422002-04-22 Zack Weinberg <zack@codesourcery.com>
17643
17644 * c-lex.c (lex_charconst): Call convert to get constant in
17645 proper type; don't just smash the type field.
17646 Fixes PR c/6300.
17647
17648 * config.gcc: Add list of obsolete configurations. Disallow
17649 building these without --enable-obsolete.
17650 * doc/install.texi: Document --enable-obsolete and obsoletion
17651 policy. Mention obsoletion of individual targets in
17652 appropriate places.
17653
f942d7a5
RH		 176542002-04-22 Richard Henderson <rth@redhat.com>
17655
17656 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
17657
176582002-04-22 Mark Mitchell <mark@codesourcery.com>
8ed8f731
MM		 17659
17660 PR f/6138.
17661 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
17662 (walk_fixup_memory_subreg): Likewise.
17663 (fixup_var_refs_insn): Adjust accordingly.
17664 (fixup_var_refs_1): Likewise.
17665
232b0b45
UW		 176662002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
17667
17668 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
17669 LIBPATH_ARCH64_SPEC): Define.
17670 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
17671 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
17672 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
17673 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
17674
1b61552b
JS		 176752002-04-22 Joel Sherrill <joel@OARcorp.com>
17676
17677 * gthr-rtems.h: Correct prototypes to remove warnings.
17678
0fe854a7
RH		 176792002-04-22 Richard Henderson <rth@redhat.com>
17680
17681 PR c/6344
17682 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
17683
17684 * gcse.c (free_insn_expr_list_list): New.
17685 (clear_modify_mem_tables): Use it. Fix bit set usage.
17686 (canon_list_insert): Use EXPR_LISTs for expressions.
17687 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
17688
af0d16cd
NB		 176892002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
17690
17691 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
17692 file change and include code to _cpp_pop_buffer.
17693 * cpphash.h (struct pending_option): Predeclare.
17694 (struct cpp_reader): New member next_include_file.
17695 (_cpp_pop_file_buffer): Update.
17696 (_cpp_push_next_buffer): Update, rename.
17697 * cppinit.c (cpp_destroy): Free include chain and pending here.
17698 (cpp_finish_options): Simplify.
17699 (_cpp_push_next_buffer): Rename and clean up.
17700 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
17701 Clarify.
17702 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
17703
0d918572
AH		 177042002-04-22 Aldy Hernandez <aldyh@redhat.com>
17705
0fe854a7
RH		 17706 * config/rs6000/altivec.h (vec_xor): Add variant for both args
17707 being vector signed int.
17708 (vec_andc): Same.
17709 (vec_xor): Add variant for both args being vector signed char.
17710 Remove redundant variant.
17711 (vec_andc): Same.
0d918572 17712
77e2c290
DM		 177132002-04-21 David S. Miller <davem@redhat.com>
17714
17715 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
17716 compare mode in output RTL.
17717
ee2ca2a2
DE		 177182002-04-22 David Edelsohn <edelsohn@gnu.org>
17719
17720 * config/rs6000/rs6000.c (rs6000_override_options): Correct
17721 style and formatting of previous patch.
17722
894bdff6
AM		 177232002-04-22 Alan Modra <amodra@bigpond.net.au>
17724
17725 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
17726 flag_pic for ABI_AIX.
17727
562a5c27
NB		 177282002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
17729
17730 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
17731 * cppfiles.c (read_include_file): Similarly.
17732 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
17733 uxstrdup ustrchr, ufputs): Similarly.
17734 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
17735 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
17736 cpp_ideq, parse_identifier, parse_number): Similarly.
17737 * cpplib.c (struct directive, dequote_string, D, run_directive,
17738 cpp_push_buffer): Similarly.
17739 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
17740 _cpp_create_definition, check_trad_stringification,
17741 cpp_macro_definition): Similarly.
17742
9ac3b1be
NB		 177432002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
17744
17745 * cppmacro.c (funlike_invocation_p): Don't step back
17746 over CPP_EOF.
17747
9dda4cc8
DE		 177482002-04-21 David Edelsohn <edelsohn@gnu.org>
17749
17750 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
17751 labelno.
17752
20764052
JM		 177532002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
17754
17755 * doc/invoke.texi: Remove Chill references.
17756 * doc/gcc.texi: Update last modified date.
17757
26b29884
KH		 177582002-04-20 Kazu Hirata <kazu@hxi.com>
17759
17760 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
17761 push and pop. Replace add.l with add.w.
17762
59184677
TM		 177632002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
17764
17765 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
17766 multiply instructions for H8/300H case.
17767
b1113e0a
TM		 177682002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
17769
17770 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
17771 Bum three instructions from each routine.
17772
b03e38e1
NB		 177732002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
17774
17775 * Makefile.in: Update.
17776 * decl.c (push_c_function_context, pop_c_function_context,
17777 mark_c_function_context): Rename for consistency.
17778 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
17779 * c-tree.h (push_c_function_context, pop_c_function_context,
17780 mark_c_function_context): Rename for consistency.
17781 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17782 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
17783 * function.c (init_lang_status, save_lang_status,
17784 restore_lang_status, mark_lang_status, free_lang_status):
17785 Move to langhooks.h.
17786 (push_function_context_to, pop_function_context_from,
17787 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
17788 Update.
17789 * function.h (init_lang_status, save_lang_status,
17790 restore_lang_status, mark_lang_status, free_lang_status):
17791 Move to langhooks.h.
17792 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
17793 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
17794 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
17795 LANG_HOOKS_FUNCTION_INITIALIZER): New.
17796 (LANG_HOOKS_INITIALIZER): Update.
17797 (lhd_do_nothing_f): New.
17798 * langhooks.h (struct lang_hooks_for_functions): New.
17799 (struct lang_hooks): New hooks.
17800 * langhooks.c (lhd_do_nothing_f): New.
17801objc:
17802 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17803 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
17804
db430d26
DM		 178052002-04-19 David S. Miller <davem@redhat.com>
17806
17807 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
17808 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
17809
0f2a3457
JJ		 178102002-04-19 Jakub Jelinek <jakub@redhat.com>
17811
17812 PR optimization/3756
17813 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
17814 x = ((int) y < 0) ? cst1 : cst2.
17815
ce5e43d0
JJ		 178162002-04-19 Jakub Jelinek <jakub@redhat.com>
17817
17818 PR c/6358
17819 * function.c: Reapply patch for c/6358.
17820 (expand_function_end): Copy decl_rtl's mode, not
17821 current_function_return_rtx mode.
17822
178232002-04-19 Joel Sherrill <joel@OARcorp.com>
9eb83f6c
JS		 17824
17825 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
17826 targets.
17827
40e7f8ea
TT		 178282002-04-19 Tom Tromey <tromey@redhat.com>
17829
17830 * doc/install.texi (Specific): Update status of Solaris 2.8.
17831 For PR libgcj/6158.
17832
62a12b27
AS		 178332002-04-19 Andreas Schwab <schwab@suse.de>
17834
17835 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
17836 (PUT_REAL): Restore old definition.
17837
1405141b
DN		 178382002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
17839 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
17840
17841 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
17842 binutils 2.11.2 and higher generate smaller binaries than Sun's
17843 native tools.
17844
303a3927
MM		 178452002-04-19 Mark Mitchell <mark@codesourcery.com>
17846
17847 PR c++/6352
17848 * toplev.c (rest_of_compilation): Do not defer functions for which
17849 TREE_SYMBOL_REFERENCED has already been set.
17850
de80110b
JH		 17851Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
17852
17853 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
17854 alternative.
17855
ab393bf1
NB		 178562002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
17857
17858 * builtins.c: Include langhooks.h.
17859 (lang_type_promotes_to): Remove.
17860 (expand_builtin_va_arg): Use new hook.
17861 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
17862 (simple_type_promotes_to): Move to c-typeck.c.
17863 * c-common.h (simple_type_promotes_to): Remove.
17864 * c-decl.c (duplicate_decls, grokdeclarator): Update.
17865 * c-format.c: Include langhooks.h.
17866 (check_format_types): Update.
17867 * c-tree.h (c_type_promotes_to): New.
17868 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
17869 (type_lists_compatible_p): Update.
17870 * langhooks-def.h (lhd_type_promotes_to): New.
17871 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
17872 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
17873 * langhooks.c (lhd_type_promotes_to): New.
17874 * langhooks.h (struct lang_hooks_for_types): New hook.
17875 * tree.h (lang_type_promotes_to): Remove.
17876objc:
17877 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
17878
0cd3301b
RH		 178792002-04-18 Richard Henderson <rth@redhat.com>
17880
58533fa2 17881 * function.c: Revert patch for c/6358.
0cd3301b
RH		 17882
178832002-04-18 Richard Henderson <rth@redhat.com>
17884
58533fa2
RH		 17885 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
17886 blocks. Handle multiple references to the TRAP block. Handle
17887 non-adjacent THEN and OTHER blocks.
0cd3301b 17888
58533fa2
RH		 178892002-04-18 Richard Henderson <rth@redhat.com>
17890
17891 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
17892 crash with no type for by-mode libcalls.
17893
17894 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
0cd3301b 17895
57174693
BW		 178962002-04-18 Bob Wilson <bob.wilson@acm.org>
17897
17898 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
17899 __xtensa_nonlocal_goto): Use a syscall instructions to flush
17900 the register windows.
17901
46468cd9
ZW		 179022002-04-18 Zack Weinberg <zack@codesourcery.com>
17903
17904 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
17905 appropriate. Document need for extended precision even when
17906 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
17907 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
17908 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
17909 instead of relying on later syntax error when REAL_WIDTH > 5.
17910 * real.c: Define NE based only on whether or not we have a
17911 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
17912 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
17913 define GET_REAL and PUT_REAL as simple memcpy operations; no
17914 need to byteswap or round.
17915 Use #error instead of #ifdef-ing out the entire file, for
17916 prompt error detection.
17917
17918 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
17919
2f82dbf8
DM		 179202002-04-18 David S. Miller <davem@redhat.com>
17921
17922 * config/sparc/sparc.h (BRANCH_COST): Define.
17923
17924 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
17925 does it.
17926
566576e7
HPN		 179272002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
17928
17929 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
17930 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
17931 propagate_block calls after relaxation loop using new variable
17932 stabilized_prop_flags.
17933
51dcde6f
RH		 179342002-04-18 Richard Henderson <rth@redhat.com>
17935
17936 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
17937 (ia64_va_arg): Expect variable sized types by reference.
17938 * config/ia64/ia64-protos.h: Update.
46468cd9 17939 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
51dcde6f
RH		 17940 ia64_function_arg_pass_by_reference.
17941
26406018
RH		 179422002-04-18 Richard Henderson <rth@redhat.com>
17943
46468cd9
ZW		 17944 * ifcvt.c: Include except.h.
17945 (block_has_only_trap): Break out from find_cond_trap.
17946 (find_cond_trap): Use it. Always delete the trap block.
17947 (merge_if_block): Allow then block null. Be less simplistic about
17948 what insns can end a block.
17949 * Makefile.in (ifcvt.o): Depend on except.h.
96b453dc 17950
26406018
RH		 17951 * config/ia64/ia64.md (trap, conditional_trap): New.
17952
a3acf46d
JJ		 179532002-04-18 Jakub Jelinek <jakub@redhat.com>
17954
17955 PR c/6358
17956 * function.c (assign_parms): Assign hard current_function_return_rtx
17957 register here...
17958 (expand_function_end): ...not here.
17959
7a228918
NB		 179602002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
17961
17962 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
17963 * c-tree.h (c_incomplete_type_error): New.
17964 * c-typeck.c (require_complete_type, build_component_ref): Update.
17965 (incomplete_type_error): Rename.
17966 * langhooks-def.h (lhd_incomplete_type_error): New.
17967 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
17968 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
17969 * langhooks.c (lhd_incomplete_type_error): New.
17970 * langhooks.h (struct lang_hooks_for_types): New hook.
17971 * tree.c (size_in_bytes): Use new hook.
17972 * tree.h (incomplete_type_error): Remove.
17973objc:
17974 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
17975
f18664c1
ZW		 179762002-04-18 Zack Weinberg <zack@codesourcery.com>
17977
17978 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
17979 TARGET_FLOAT_FORMAT blocks.
17980
8ecab453
GP		 179812002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
17982
17983 * doc/install.texi (Downloading the source): Do not mention Chill
17984 any longer, but mention Ada.
17985 (Configuration): Do not mention Chill any longer.
17986
528d8489
HPN		 179872002-04-18 Hans-Peter Nilsson <hp@axis.com>
17988
17989 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
17990
91da27c5
JH		 17991Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
17992
17993 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
17994 in last patch.
17995
a32db605
JJ		 179962002-04-18 Jakub Jelinek <jakub@redhat.com>
17997
17998 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
17999 instead of unsigned_type.
18000
5a28d8cc
JH		 18001Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
18002
18003 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
18004 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
18005 later.
18006
3d980b9f
BS		 180072002-04-18 Bernd Schmidt <bernds@redhat.com>
18008
18009 * attribs.c (vector_type_node_list): New static variable.
18010 (handle_vector_size_attribute): Use it to avoid generating a
18011 new type node each time we are called.
18012
2e676d78
BS		 18013 * combine.c (subst): Avoid trying to make a vector mode subreg of
18014 an integer constant.
18015 (gen_lowpart_for_combine): Likewise.
46468cd9 18016
58c2956c
RS		 180172002-04-18 Roger Sayle <roger@eyesopen.com>
18018 Jakub Jelinek <jakub@redhat.com>
18019
18020 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
18021 for integer constant c (if x has unsigned type or sign bit is not
18022 set in c). This folds the zero/sign extension into the bit-wise and
18023 operation.
18024
692efa8e
JJ		 180252002-04-18 Jakub Jelinek <jakub@redhat.com>
18026
18027 PR middle-end/6205
18028 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
18029 otherwise xorps.
18030
1372d4ce
NY		 180312002-04-17 NIIBE Yutaka <gniibe@m17n.org>
18032
18033 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
18034
169ce44d
NC		 180352002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
18036
18037 * gcc.c (read_specs): Detect and fail if an attempt is made to
18038 rename a spec string to an already existing string.
18039
b30d2115
UW		 180402002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
18041
18042 * config/s390/s390.c (legitimize_pic_address): Do not generate
18043 illegal address constant without CONST.
18044
d6964c30
KG		 180452002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18046
18047 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
18048 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
18049
7c82a1ed
UW		 180502002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
18051
18052 PR optimization/6305
18053 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
18054 to make sure previous reloads are taken into account. Generate
18055 better code if one operand is an in-range immediate constant.
18056
58db9d1a
AH		 180572002-04-16 Andrew Haley <aph@cambridge.redhat.com>
18058
18059 * doc/install.texi (Building): libgcj requires GNU make.
18060
2a732575
JJ		 180612002-04-17 Jakub Jelinek <jakub@redhat.com>
18062
18063 PR bootstrap/6315
18064 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
18065 even if hard quad and register is not floating.
18066 (movtf reg<-mem split): Disallow splitting if hard quad and
18067 register is floating.
18068 (movtf mem<-reg split): Likewise.
18069 * config/sparc/sparc.c (fp_register_operand): New predicate.
18070 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
18071
75a65e46
ZW		 180722002-04-17 Zack Weinberg <zack@codesourcery.com>
18073
18074 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
18075 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
18076 (unprotoize.o): Ditto. Build from protoize.c. Define
18077 UNPROTOIZE on command line.
18078 * protoize.c: Include cppdefault.h. Delete include_defaults.
18079 (in_system_include_dir): Use cpp_include_defaults (defined in
18080 cppdefault.o).
18081 * unprotoize.c: Delete file.
18082
650f0e97
AH		 180832002-04-17 Aldy Hernandez <aldyh@redhat.com>
18084
46468cd9
ZW		 18085 * config/rs6000/altivec.h (vec_ld): Add array variants.
18086 (vec_lde): Same.
18087 (vec_ldl): Same.
650f0e97 18088
71a0ab0c 180892002-04-17 Alan Matsuoka <alanm@redhat.com>
46468cd9 18090 Aldy Hernandez <aldyh@redhat.com>
71a0ab0c 18091
46468cd9
ZW		 18092 * config/rs6000/altivec.h: Define __ALTIVEC__.
18093 (bool): New.
18094 (__pixel): New.
18095 (pixel): New.
18096 (vec_cfux): New.
18097 (vec_vmaddfp): New.
18098 (vec_vsldoi): New.
18099 Add parentheses to all macro arguments.
71a0ab0c 18100
ff2c46ac
RH		 181012002-04-16 Richard Henderson <rth@redhat.com>
18102
18103 PR c++/6320
18104 * except.c (remove_eh_handler): Insert inner regions at beginning
18105 of sibling chain. Refactor expressions.
18106
f1ba94dd
RH		 181072002-04-16 Richard Henderson <rth@redhat.com>
18108
f0871dfe
RH		 18109 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
18110 * config/sparc/sol2-gas-bi.h: New file.
18111 * config.gcc (sparc*-solaris): Add it as needed.
18112 * configure.in (AS_SPARC64_FLAG): Remove check.
18113 * config.in, configure: Regenerate.
18114
18115 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
18116
181172002-04-16 Richard Henderson <rth@redhat.com>
18118
18119 * config/mips/mips.c (override_options): Don't override N32 for
18120 a 64-bit ISA.
409d3c60 18121
f1ba94dd
RH		 18122 PR 6202
18123 * config/mips/mips.md (can_delay): Split out of existing define_delays.
18124 (HILO_delay): Set can_delay false.
18125
178c3eff
DJ		 181262002-04-16 Dale Johannesen <dalej@apple.com>
18127
18128 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
18129 instruction addresses.
18130 (rs6000_output_function_epilogue): Likewise.
18131
7d6f6369
PC		 181322002-04-16 Paolo Carlini <pcarlini@unitus.it>
18133
18134 * c-parse.in (poplevel, compstmt_start,
18135 compstmt_primary_start): Add ending ';', in accordance
18136 with POSIX.
18137
8947df0c
RH		 181382002-04-16 Richard Henderson <rth@redhat.com>
18139
18140 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
18141 Adjust tm_file order to get TARGET_DEFAULT set properly.
18142 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
18143 * doc/install.texi (sparc-solaris): Update.
18144
3148ad6d
DJ		 181452002-04-16 Dale Johannesen <dalej@apple.com>
18146
18147 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
18148 comparison operands do not match each other or if modes of
18149 conditions do not match result.
18150
014cb9b6 181512002-04-16 Hartmut Penner <hpenner@de.ibm.com>
562a69be 18152
014cb9b6
HP		 18153 PR target/6305
18154 * config/s390/s390.md (mulsidi3): Set both subregs of the
46468cd9 18155 multiword register.
562a69be 18156
014cb9b6 181572002-04-16 Aldy Hernandez <aldyh@redhat.com>
4c8c0dec 18158
8947df0c 18159 * config/rs6000/altivec.h (vec_addc): Type check.
4c8c0dec 18160
a9772b60
JJ		 181612002-04-16 Jakub Jelinek <jakub@redhat.com>
18162
18163 PR middle-end/6279
18164 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
18165
18166 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
18167
861829ed
RH		 181682002-04-15 Richard Henderson <rth@redhat.com>
18169
18170 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
18171 call_really_used_regs too.
18172
bcf2fe9c
RH		 181732002-04-15 Richard Henderson <rth@redhat.com>
18174
18175 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
18176
629111c7
DM		 181772002-04-15 David S. Miller <davem@redhat.com>
18178
18179 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
18180 as being CLOBBERed.
18181
98ef3137
JJ		 181822002-04-16 Jakub Jelinek <jakub@redhat.com>
18183
18184 PR c/6290
18185 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
18186 CONST_VECTOR is { 0, ... 0 }.
18187
0aa911c5
LR		 181882002-04-15 Loren J. Rittle <ljrittle@acm.org>
18189
18190 * doc/install.texi (Installing GCC: Configuration): Clarify
18191 the only supported ways to configure gcc.
18192
83248d49 181932002-04-15 Roland McGrath <roland@frob.com>
46468cd9 18194
83248d49
RM		 18195 * config.gcc (alpha*-*-gnu*): New target configuration.
18196 * config/alpha/gnu.h: New file for it.
18197 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
18198
b2123dc0
MM		 181992002-04-16 Mark Mitchell <mark@codesourcery.com>
18200
18201 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
18202 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
18203 * tree.h (expand_start_stmt_expr): Update prototype.
18204 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
18205 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
18206 on the STMT_EXPR created for the inline function.
46468cd9 18207
8fe2d853
RH		 182082002-04-15 Richard Henderson <rth@redhat.com>
18209
18210 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
18211 config/i386/linux-aout.h, config/i386/linux-oldld.h,
18212 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
18213 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
18214 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
18215 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
18216 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
18217 Define __gnu_linux__, not gnu_linux.
18218 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
18219
07cdae91
MM		 182202002-04-15 Mark Mitchell <mark@codesourcery.com>
18221
18222 Remove Chill front end.
18223 * gcc.c (default_compilers): Remove Chill entries.
18224 * ch: Remove directory.
18225 * doc/frontends.texi: Remove information about Chill.
18226 * doc/sourcebuild.texi: Likewise.
18227 * doc/standards.texi: Likewise.
18228
41823c5e
DR		 182292002-04-15 Douglas B Rupp <rupp@gnat.com>
18230
18231 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
18232 (LONGLONG_STANDALONE): Define.
18233
eb29ddb6
DM		 182342002-04-15 David S. Miller <davem@redhat.com>
18235
18236 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
18237 Call emit_library_call with LCT_NORMAL.
18238 (sparc_initialize_trampoline): Use LCT_foo instead of
18239 magic constant in emit_library_call invocations.
18240 (sparc64_initialize_trampoline): Likewise.
18241 (sparc_profile_hook): Likewise.
18242 * config/sparc/sparc.md: Likewise.
18243
18244 * config/sparc/sparc.c (sparc_extra_constraint_check):
18245 Fix type of argument 'c'.
18246 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
18247 Likewise.
18248
bd6bec6b
GDR		 182492002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
18250
18251 * diagnostic.h (output_buffer_state): Redefine.
18252 (output_format_decoder): New macro.
18253 (output_prefixing_rule): Likewise.
18254 (output_line_cutoff): Likewise.
18255 (diagnostic_format_decoder): Adjust.
18256 (diagnostic_prefixing_rule): Likewise.
18257 (diagnostic_line_cutoff): Likewise.
18258 (diagnostic_state): Likewise.
18259 (diagnostic_kind_count): Likewise.
18260 (diagnostic_buffer): Now a macro.
18261
18262 * diagnostic.c (diagnostic_buffer): Remove definition.
18263 (output_is_line_wrapping): Adjust.
18264 (set_real_maximum_length): Likewise.
18265 (output_set_maximum_length): Likewise.
18266 (init_output_buffer): Likewise.
18267 (lhd_print_error_function): Likewise.
18268 (output_do_verbatim): Likewise.
18269
ebef4e8c
NB		 182702002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
18271
18272 * cpperror.c (print_location): Don't print include chain
18273 if line == 0.
18274 (cpp_begin_message): Update to use DL_ macros.
18275 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
18276 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
18277 cpp_notice, cpp_notice_from_errno): Remove.
18278 (cpp_error, cpp_error_with_line): Update to take a diagnostic
18279 level.
18280 (cpp_errno): New.
18281 * cppexp.c (CPP_ICE): Remove.
18282 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
18283 lex, integer_overflow, _cpp_parse_expr): Update.
18284 * cppfiles.c (read_include_file, find_include_file,
18285 handle_missing_header, _cpp_read_file, remap_filename): Update.
18286 * cpphash.h (enum error_type): Remove.
18287 (_cpp_begin_message): Update.
18288 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
18289 cpp_handle_option, cpp_post_options): Update.
18290 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
18291 skip_whitespace, parse_identifier, parse_slow, parse_string,
18292 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
18293 cpp_interpret_charconst): Update.
18294 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
18295 lex_macro_node, do_undef, glue_header_name, parse_include,
18296 do_include_common, read_flag, do_line, do_linemarker, do_ident,
18297 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
18298 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
18299 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
18300 _cpp_pop_buffer, do_diagnostic): Update.
18301 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
18302 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
18303 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
18304 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
18305 cpp_notice, cpp_notice_from_errno): Remove.
18306 (cpp_error, cpp_error_with_line): Update to take a diagnostic
18307 level.
18308 (cpp_errno): New.
18309 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
18310 collect_args, enter_macro_context, save_parameter, parse_params,
18311 _cpp_create_definition, check_trad_stringification,
18312 cpp_macro_definition): Update.
18313 * cppmain.c (cpp_preprocess_file): Update.
18314 * fix-header.c (read_scan_file): Update.
18315
c19a3859
AS		 183162002-04-14 Andreas Schwab <schwab@suse.de>
18317
18318 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
18319
10fdbed6
JD		 183202002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
18321
18322 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
18323
77660a9a
MM		 183242002-04-13 Mark Mitchell <mark@codesourcery.com>
18325
18326 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
18327 not gnu_hurd.
18328
e0ff1ded
HPN		 183292002-04-13 Hans-Peter Nilsson <hp@axis.com>
18330
18331 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
18332
2341c7ea
JS		 183332002-04-13 Joel Sherrill <joel@OARcorp.com>
18334
18335 * config/sparc/t-elf: Enable v8 multilibs. Impacts
18336 sparc-elf and sparc-rtems targets.
18337
d29350c0
MM		 183382002-04-13 Mark Mitchell <mark@codesourcery.com>
18339
18340 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
18341 defined, and __gnu_hurd__ wherever __GNU__ is defined.
18342 * arm/linux-elf.h: Likewise.
18343 * cris/aout.h: Likewise.
18344 * cris/linux.h: Likewise.
18345 * i370/linux.h: Likewise.
18346 * i386/gnu.h: Likewise.
18347 * i386/linux-aout.h: Likewise.
18348 * i386/linux-oldld.h: Likewise.
18349 * i386/linux.h: Likewise.
18350 * i386/linux64.h: Likewise.
18351 * ia64/linux.h: Likewise.
18352 * m68k/linux-aout.h: Likewise.
18353 * m68k/linux.h: Likewise.
18354 * mips/linux.h: Likewise.
18355 * pa/pa-linux.h: Likewise.
18356 * pj/linux.h: Likewise.
18357 * rs6000/sysv4.h: Likewise.
18358 * s390/linux.h: Likewise.
18359 * sh/linux.h: Likewise.
18360 * sparc/linux-aout.h: Likewise.
18361 * sparc/linux.h: Likewise.
18362 * sparc/linux64.h: Likewise.
18363 * xtensa/linux.h: Likewise.
18364
fc552851
RS		 183652002-04-13 Richard Sandiford <rsandifo@redhat.com>
18366
18367 * stmt.c (check_unique_operand_names): Expect operand names to
18368 be strings rather than identifiers. Use simple_cst_equal to
18369 compare them.
18370 (resolve_operand_name_1): Make same identifier to string change here.
18371 * c-parse.in (asm_operand): Convert a named operand into a string.
18372 * cp/parse.y (asm_operand): Likewise.
18373
1d405c5e
AS		 183742002-04-13 Andreas Schwab <schwab@suse.de>
18375
18376 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
18377
c740732f
MM		 183782002-04-12 Mark Mitchell <mark@codesourcery.com>
18379
18380 Revert these changes:
18381
18382 2002-04-06 Mark Mitchell <mark@codesourcery.com>
18383
18384 PR c++/5571
18385 * stor-layout.c (layout_decl): Reset the RTL for the decl.
18386
3fc602a0
RH		 183872002-04-12 Richard Henderson <rth@redhat.com>
18388
18389 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
18390 (sparc*-*-solaris): Clean up header files.
18391 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
18392 and plan on generating 64-bit code.
18393 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
18394 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
18395 * config/sparc/sol2-sld-64.h: Rename ...
18396 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
18397 for AS_SPARC64_FLAG not defined.
18398 * config/sparc/sol2-gld-bi.h: New.
18399 * config/sparc/sol2-sld.h: Remove.
18400 * config/sparc/sol26-sld.h: New.
18401 * config/sparc/sol2.h: Tidy comments.
18402 * doc/install.texi: Document sparc-solaris configury changes.
18403
2f15e255
RH		 184042002-04-12 Richard Henderson <rth@redhat.com>
18405
18406 * recog.c (offsettable_address_p): Match the logic in adjust_address.
18407
18408 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
18409 in 64-bit mode only. Use only for 32-bit or MEDLOW.
18410
cc8475cb
RO		 184112002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18412
18413 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
18414
6f133a4a
JL		 18415Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
18416
ef1b8858 18417 * pa.c (pa_can_combine_p): Call extract_insn before calling
6f133a4a
JL		 18418 constrain_operands.
18419
1329e600
DR		 184202002-04-12 Douglas B Rupp <rupp@gnat.com>
18421
18422 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
18423 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
18424 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
2d424b9f 18425 (CPP_PREDEFINES): Handle __declspec.
1329e600
DR		 18426 * config/i386/t-interix (USER_H): Remove.
18427
0339d239
DD		 184282002-04-12 DJ Delorie <dj@redhat.com>
18429
18430 * integrate.c (compare_blocks): Make comparisons safe for when
18431 sizeof(int) < sizeof(char *).
18432 (find_block): Likewise.
18433
cc4d5fec
JH		 184342002-04-12 Jan Hubicka <jh@suse.cz>
18435 David Edelsohn <edelsohn@gnu.org>
18436
18437 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
18438 registers.
18439 (symbol_ref_operand): New.
18440 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
18441 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
18442
93215a1b
AS		 184432002-04-12 Andreas Schwab <schwab@suse.de>
18444
18445 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
18446 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
18447 overrides the definition in config/svr4.h.
46468cd9 18448
1d80248e
EN		 184492002-04-12 Eric Norum <eric.norum@usask.ca>
18450
18451 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
18452 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
18453 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
18454 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
18455 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
18456 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
18457 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
18458 definitions to config/rtems.h and make the targets more similar.
18459
fa1591cb
RK		 18460Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18461
fa06ab5c
RK		 18462 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
18463 POINTERS_EXTEND_UNSIGNED.
18464 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
18465 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
18466
fa1591cb
RK		 18467 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
18468 not specified.
18469
12e85a0e
R		 18470Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
18471
18472 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
18473 depends on TARGET_SHMEDIA, not TARGET_SH5.
18474
1ab3e58a
HPN		 184752002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
18476
18477 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
18478 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
18479
18778292
R		 18480Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
18481
18482 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
18483 no r0 clobber.
18484
9002507c
AS		 184852002-04-12 Andreas Schwab <schwab@suse.de>
18486
18487 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
18488
9be40833
RH		 184892002-04-12 Richard Henderson <rth@redhat.com>
18490
18491 PR bootstrap/4191
18492 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
18493
18494 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
18495 modes spanning multiple hard regs.
46468cd9 18496
9be40833
RH		 18497 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
18498
3d9268b6
JDA		 184992002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
18500
18501 * pa.c (pa_output_function_prologue): Don't accumulate the total
18502 number of code bytes when using TARGET_64BIT, or gas, SOM and not
18503 the portable runtime.
18504 (output_deferred_plabels): Handle 64bit plabels.
18505 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
18506 generating pic code using the GAS assembler for object formats that
18507 are not SOM (ie., ELF32 and ELF64).
18508 (output_millicode_call): Check attribute type if attribute length is 28.
18509 Likewise use $PIC_pcrel$0. Only call get_attr_length and
18510 dbr_sequence_length once.
18511 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
18512 dbr_sequence_length once.
18513 * pa.h (TARGET_SOM): Define if not defined.
18514 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
18515 with GAS and not SOM.
18516 (jump, call_internal_reg, call_value_internal_reg): Likewise.
18517 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
18518
d360fd18
DB		 185192002-04-11 David O'Brien <obrien@FreeBSD.org>
18520
18521 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
18522 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
18523 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
18524 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
18525 elfos.h and dbxelf.h values are fine now.
18526 * config/i386/freebsd.h, config/alpha/freebsd.h
18527 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
18528
5b8fcab6
DB		 185292002-04-11 David O'Brien <obrien@FreeBSD.org>
18530
18531 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
18532 or set Acpu or Amachine. Reformat.
18533 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
18534 define.
18535 (LINK_SPEC): Do not need to undef.
18536 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
18537 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
18538 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
18539 define.
18540 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
18541 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
18542 (LINK_SPEC): Do not need to undef.
18543 (DONT_USE_BUILTIN_SETJMP): Do not define.
18544 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
18545 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
18546 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
18547 Remove trailing spaces.
18548 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
18549 __ELF__, or set Acpu or Amachine. Reformat.
18550 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
18551 define.
18552
fee42cc1
DB		 185532002-04-11 David O'Brien <obrien@FreeBSD.org>
18554
18555 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
18556 all other *-*-freebsd* targets.
18557
77a403e4
RH		 185582002-04-11 Richard Henderson <rth@redhat.com>
18559
18560 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
18561
cf0005c6
DB		 185622002-04-11 David O'Brien <obrien@FreeBSD.org>
18563
18564 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
18565 Include {cpu}/{cpu}.h thru tm_file.
18566 (alpha*-*-linux*ecoff): Remove target.
18567 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
18568 (LINK_SPEC): Remove, is not OS independent.
18569 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
18570 (LINK_SPEC): Do not need to #undef any longer.
18571 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
18572 any longer.
18573 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
18574 __ELF__.
18575 (LINK_SPEC): Moved here from alpha/elf.h.
18576 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
18577 SUB_CPP_PREDEFINES.
18578 * config/alpha/linux-ecoff.h: Remove.
18579 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
18580 (CPP_SPEC): Define _POSIX_SOURCE as needed.
18581 (CPP_SUBTARGET_SPEC): Do not define.
18582 (LINK_SPEC): Do not need to #undef any longer.
18583 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
18584 * config/alpha/vms.h: Likewise.
18585
9be40833 185862002-04-11 Richard Sandiford <rsandifo@redhat.com>
7825d1cf
RS		 18587
18588 * doc/extend.texi: Remove old claim that typedefs cannot have
18589 an alignment attribute.
18590
010f87c4
JJ		 185912002-04-11 Jakub Jelinek <jakub@redhat.com>
18592
18593 PR optimization/6177
18594 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
18595 bitpos is 0 and bitsize CONCAT size.
18596
578fc63d
JJ		 185972002-04-11 Jakub Jelinek <jakub@redhat.com>
18598
18599 PR c/6223
18600 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
18601
bf9b85ce
DB		 186022002-04-10 David O'Brien <obrien@FreeBSD.org>
18603
18604 * config/alpha/freebsd.h: Minor reformatting.
18605 (CPP_SPEC): Define ELF and add cpp_subtarget.
18606 (ASM_SPEC): No longer needed.
18607
7425707d
RH		 186082002-04-11 Richard Henderson <rth@redhat.com>
18609
18610 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
18611 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
18612 (dimode mem/zero splitter): New.
18613
1a05e874
HPN		 186142002-04-11 Hans-Peter Nilsson <hp@axis.com>
18615
18616 * config/cris/cris.c (cris_override_options): Tweak error message
18617 for PIC not implemented.
18618
18619 * config/cris/cris.h: Tweak comments related to parameter-passing.
18620
18621 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
18622
6f3d0447
RH		 186232002-04-10 Richard Henderson <rth@redhat.com>
18624
18625 * except.c (add_ehl_entry): Allow duplicates after landing pad
18626 creation.
18627
174bf2b1
DE		 186282002-04-10 David Edelsohn <edelsohn@gnu.org>
18629
18630 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
18631
03f10472
TM		 186322002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
18633
18634 * c-decl.c (c_init_decl_processing): Move generation of
18635 decls for g77_integer_type_node and friends from here ...
18636 * c-common.c (c_common_nodes_and_builtins): ... to here.
18637
2f460a0a
UW		 186382002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
18639
18640 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
18641 is only used as frame pointer when frame_pointer_needed is true.
18642
0be5cf85
RE		 186432002-04-10 Richard Earnshaw <rearnsha@arm.com>
18644
18645 PR target/817
18646 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
18647 for the fact that the pool entry uses two words.
18648 (movdf_hard_insn): Similarly. Also, ADR instruction can span
18649 1k bytes.
18650 (movdf_soft_insn): Similarly.
18651 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
18652 for the fact that the pool entry uses three words.
18653
bf6d4777
RS		 186542002-04-10 Richard Sandiford <rsandifo@redhat.com>
18655
18656 * config/mips/mips.c (mips_va_arg): When using the struct version
18657 of the EABI va_list, allow arguments in the register save area to
18658 take up less room than a stack argument.
18659
c2e9dc85
RH		 186602002-04-10 Richard Henderson <rth@redhat.com>
18661
18662 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
18663 if EXPAND_INITIALIZER.
18664
bc8e8e97
RH		 186652002-04-09 Richard Henderson <rth@redhat.com>
18666
18667 * config/alpha/alpha.md (movdi_er_maybe_g): New.
18668 * config/alpha/alpha.c (alpha_expand_mov): Use it.
18669
a6a063b8
AM		 186702002-04-10 Alan Modra <amodra@bigpond.net.au>
18671
18672 PR optimization/6233
18673 * rtlanal.c (pure_call_p): New function.
18674 * rtl.h (pure_call_p): Declare.
18675 * loop.c (prescan_loop): Use it to set has_nonconst_call.
18676 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
18677
7b2e1077
EC		 186782002-04-09 Eric Christopher <echristo@redhat.com>
18679
18680 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
18681 information to .comm directive.
18682
d8a50944
RH		 186832002-04-09 Richard Henderson <rth@redhat.com>
18684
18685 PR c/5078
18686 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
18687
6a58eee9
RH		 186882002-04-09 Richard Henderson <rth@redhat.com>
18689
18690 * basic-block.h (flow_delete_block_noexpunge): Declare.
18691 (expunge_block_nocompact): Declare.
18692 * cfg.c (expunge_block_nocompact): Split out from ...
18693 (expunge_block): ... here.
18694 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
18695 (flow_delete_block_noexpunge): Split out from ...
18696 (flow_delete_block): ... here.
18697 * cfgcleanup.c (delete_unreachable_blocks): Compact while
18698 removing dead blocks.
18699 * except.c (exception_handler_labels): Remove.
18700 (exception_handler_label_map): New.
18701 (struct eh_region): Add aka member.
18702 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
18703 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
18704 (for_each_eh_label, for_each_eh_label_1): New.
18705 (init_eh): Register exception_handler_label_map.
18706 (free_eh_status): Use free_region.
18707 (find_exception_handler_labels): Use the map, not the list.
18708 (remove_exception_handler_label): Likewise.
18709 (maybe_remove_eh_handler): Likewise.
18710 (remove_eh_handler): Use the region aka bitmap.
18711 * except.h (exception_handler_labels): Remove.
18712 (for_each_eh_label): Declare.
18713 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
18714 * loop.c (invalidate_loops_containing_label): New.
18715 (find_and_verify_loops): Use it. Use for_each_eh_label.
18716 * sched-rgn.c (is_cfg_nonregular): Use
18717 current_function_has_exception_handlers.
18718
b47374fa
RH		 187192002-04-09 Richard Henderson <rth@redhat.com>
18720
18721 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
18722 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
18723 Do not return changed status.
18724 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
18725 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
18726 New functions that do return changed status.
18727 * sbitmap.h: Update decls.
18728 * gcse.c, lcm.c: Use _cg functions as needed.
18729
1951818c
R		 18730Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
18731
18732 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
18733 (sh64-*-elf*, sh-*-rtemself*): Likewise.
18734 * config/sh/embed_bb.c: New file.
18735 * config/sh/embed-elf.h: New file.
18736 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
18737 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
18738 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
18739 __PTRDIFF_TYPE__ .
18740 (SUBTARGET_CPP_PTR_SPEC): Don't define.
18741 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
18742 Add subtarget_asm_endian_spec.
18743 (ASM_SPEC): Use subtarget_asm_endian_spec.
18744 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
18745 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
18746 (WCHAR_UNSIGNED): Define.
18747 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
18748 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
18749 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
18750 Fix value.
18751 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
18752 (sh_adjust_cost): Likewise.
18753 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
18754 __PTRDIFF_TYPE__ .
18755 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
18756 (WCHAR_TYPE_SIZE): Likewise.
18757 (ASM_SPEC): Use subtarget_asm_endian_spec.
18758 (SH_ELF_WCHAR_TYPE): #undef/ #define.
18759 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
18760 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
18761 (MAX_WCHAR_TYPE_SIZE): Don't #define .
18762 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
18763 (USER_LABEL_PREFIX): Don't #undef /#define .
18764 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
18765 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
18766 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
18767 (ASM_SPEC): Likewise.
18768 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
18769 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
18770 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
18771 (LIB2FUNCS_EXTRA): Define.
18772 * t-sh64 (LIB2FUNCS_EXTRA): Define.
18773 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
18774 (LIB1ASMFUNCS_CACHE): Define.
18775 (LIB2FUNCS_EXTRA): Redefine empty.
18776
34295799
RH		 187772002-04-08 Richard Henderson <rth@redhat.com>
18778
18779 * reorg.c (get_branch_condition): Use reversed_comparison_code.
18780
e8766a39
SC		 187812002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
18782
18783 * config/m68hc11/larith.asm (__map_data_section): Fix condition
18784 and optimize for size.
18785 (__do_global_ctors): Fix pointer comparison.
18786 (__do_global_dtors): Likewise.
18787
f451b552
DM		 187882002-04-09 David S. Miller <davem@redhat.com>
18789
18790 * config/sparc/sparc.c (sparc_extra_constraint_check): New
18791 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
18792 allow reloading pseudos.
18793 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
18794 * config/sparc/sparc-protos.h: Declare it.
18795
18796 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
18797 unsigned comparison warning.
18798 (output_restore_regs): Mark leaf_function as unused.
18799
1ce7f3c2
RK		 18800Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18801
18802 * expr.c (is_aligning_offset): New function.
18803 (expand_expr, case COMPONENT_EXPR): Call it.
18804
7a31a340
DM		 188052002-04-08 David S. Miller <davem@redhat.com>
18806
18807 PR target/6082
18808 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
18809
981f6289 18810 Make init_priority work on SPARC when using GNU ld.
7a31a340
DM		 18811 * config/sparc/linux.h, config/sparc/linux64.h,
18812 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
18813 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
18814 * config/sparc/sol2-gld.h: New file to do the same.
18815 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
18816 sparc/sol2-gld.h to tm_file.
18817
18818 PR optimization/4328
18819 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
18820 * doc/md.texi: Document it.
18821 * config/sparc/sparc.md (movdi_insn_sp64_novis,
18822 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
18823 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
18824 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
18825 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
18826
11579f33
AJ		 188272002-04-08 Andreas Jaeger <aj@suse.de>
18828
18829 * stmt.c (expand_asm_operands): Revert last patch from Richard
18830 Henderson.
18831
b57215d9
GP		 188322002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
18833
18834 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
18835 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
18836
188372002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
18838
18839 * doc/contrib.texi (Contributors): Add David O'Brien.
18840
534d0cc0
AM		 188412002-04-08 Alan Modra <amodra@bigpond.net.au>
18842
18843 * configure.in (auto-build.h): Use target_alias and build_alias
18844 when running configure.
18845 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
18846 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
18847 * configure: Regenerate.
18848
19fe522a
DM		 188492002-04-07 David S. Miller <davem@redhat.com>
18850
18851 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
18852
bf2d0b8e
JDA		 188532002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
18854
18855 PR 5933
18856 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
18857 generating 32-bit pic code.
18858
477cdac7
JT		 188592002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
18860
18861 * cppinit.c (cpp_create_reader): Initialize
18862 discard_comments_in_macro_exp.
18863 (COMMAND_LINE_OPTIONS): Add "-CC" option.
18864 (cpp_handle_option): Handle "-CC" option.
18865 * cpplex.c (save_comment): If saving a C++ comment in
18866 a directive, convert it to a C comment.
18867 (_cpp_lex_direct): Pass second comment start character to
18868 save_comment to indicate comment type.
18869 * cpplib.c (_cpp_handle_directive): If processing
18870 a "#define" directive and discard_comments_in_macro_exp
18871 is false, re-enable saving of comments.
18872 (lex_macro_node): If discard_comments_in_macro_exp is false,
18873 discard any comments before the macro identifier.
18874 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
18875 member.
18876 * cppmacro.c (cpp_get_token): If expanding a macro while
18877 processing a directive, discard any comments we might encounter.
18878 (parse_params): If discard_comments_in_macro_exp is false,
18879 ignore comments in the macro parameter list.
18880 * gcc.c (cpp_unique_options): Add "-CC" option.
18881 (option_map): Map "--comments-in-macros" to "-CC".
18882 * doc/cppopts.texi: Document "-CC" option.
18883 * f/lang-specs.h: Add "-CC" option.
18884 * testsuite/gcc.dg/cpp/maccom1.c: New test.
18885 * testsuite/gcc.dg/cpp/maccom2.c: New test.
18886 * testsuite/gcc.dg/cpp/maccom3.c: New test.
18887 * testsuite/gcc.dg/cpp/maccom4.c: New test.
18888 * testsuite/gcc.dg/cpp/maccom5.c: New test.
18889 * testsuite/gcc.dg/cpp/maccom6.c: New test.
18890
f1526122
JDA		 188912002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
18892
18893 PR middle-end/6180
18894 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
18895
b1896e61
MM		 188962002-04-06 Mark Mitchell <mark@codesourcery.com>
18897
0154eaa8
MM		 18898 PR c++/5571
18899 * stor-layout.c (layout_decl): Reset the RTL for the decl.
18900
b1896e61
MM		 18901 PR opt/5120
18902 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
18903 RTX_UNCHANGING_P for the functions arguments when a tail call
18904 is made.
18905
b0148884
JM		 189062002-04-06 Jason Merrill <jason@redhat.com>
18907
18908 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
18909 (parse_options_and_default_flags): Set them appropriately.
18910 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
18911
392fc5b0
HPN		 189122002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
18913
18914 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
18915 here.
18916
18917 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
18918 semicolon.
18919
18920 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
18921 types come in by-reference. Fix typo in comment.
18922
2d69e3cb
DM		 189232002-04-05 David S. Miller <davem@redhat.com>
18924
18925 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
18926 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
18927 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
18928 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
18929
189302002-04-05 David S. Miller <davem@redhat.com>
18931
18932 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
18933 are not going to emit return instructions, emit at least a nop
18934 for the sake of sane backtraces.
18935
5f9fb0e3
RH		 189362002-04-05 Richard Henderson <rth@redhat.com>
18937
18938 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
18939
49f37a0d
JJ		 189402002-04-05 Jakub Jeilnek <jakub@redhat.com>
18941
18942 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
18943
974a3101
AO		 189442002-04-05 Alexandre Oliva <aoliva@redhat.com>
18945
18946 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
18947 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
18948 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
18949
2e04a694
AS		 189502002-04-05 Andreas Schwab <schwab@suse.de>
18951
a40179bd 18952 * c-convert.c: Include c-common.h.
2e04a694
AS		 18953 * Makefile.in (c-convert.o): Updated.
18954
1f785b7c
JJ		 189552002-04-05 Jakub Jelinek <jakub@redhat.com>
18956
18957 * mklibgcc.in: Use separate libgcc.map for each multilib.
18958 * Makefile.in (distclean): Don't remove libgcc.map here.
18959
4d2fb38b
JJ		 189602002-04-05 Jakub Jelinek <jakub@redhat.com>
18961
18962 * Makefile.in (s-mlib): Handle --disable-multilib by separate
18963 genmultilib invocation.
18964
bb63e5a0
RS		 189652002-04-04 Richard Sandiford <rsandifo@redhat.com>
18966
18967 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
18968 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
18969 to num_gprs for symmetry.
18970 * config/mips/mips.c: Adjust accordingly.
18971
8ab80eaa
NB		 189722002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
18973
18974 * c-common.c (truthvalue_conversion): Rename, update.
18975 * c-common.h (c_common_truthvalue_conversion): New.
18976 * c-convert.c (convert): Update.
18977 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
18978 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
18979 * c-typeck.c (build_binary_op, build_unary_op,
18980 build_conditional_expr): Update.
18981 * fold-const.c (constant_boolean_node, fold): Use langhook.
18982 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
18983 * langhooks.h (struct lang_hooks): New hook.
18984 * stmt.c (expand_decl_cleanup): Use langhook.
18985 * tree.h (truthvalue_conversion): Remove.
18986objc:
18987 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
18988
a2e9374a
AM		 189892002-04-05 Alan Modra <amodra@bigpond.net.au>
18990
18991 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
18992 Add rules to make null object file.
18993
64d08263
JB		 189942002-04-04 Jim Blandy <jimb@redhat.com>
18995
18996 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
18997 macro formal parameter names.
18998
aa7634dd
DM		 189992002-04-04 David S. Miller <davem@redhat.com>
19000
19001 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
19002
ecc114f7
RH		 190032002-04-04 Richard Henderson <rth@redhat.com>
19004
19005 PR middle-end/5099
19006 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
19007 Support copies into and out of memory. Don't accept allows_reg
19008 and allows_mem as gospel.
19009
c4484b8f
RH		 190102002-04-04 Richard Henderson <rth@redhat.com>
19011
19012 PR opt/6165
19013 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
19014 (write_dependence_p): Likewise.
19015
39002160
RH		 190162002-04-04 Richard Henderson <rth@redhat.com>
19017
19018 * predict.c (estimate_bb_frequencies): Do frequency calculation
19019 with a volatile temporary.
19020
f53ebe71
UW		 190212002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
19022
19023 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
19024
15e0ecab
JJ		 190252002-04-04 Jakub Jelinek <jakub@redhat.com>
19026
19027 PR c++/6119
19028 * final.c (final_start_function): Don't bump profile_label_no here...
19029 (final_end_function): ...but here.
19030
ffd386b0
JJ		 190312002-04-04 Jakub Jelinek <jakub@redhat.com>
19032
19033 * config/sparc/sparc.md (pic): New attribute.
19034 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
19035 into stack slots.
19036 (split after do_builtin_setjmp_setup): New.
19037
8b156b3e
JJ		 190382002-04-04 Jakub Jelinek <jakub@redhat.com>
19039
19040 PR fortran/6106
19041 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
19042 change.
19043
014c0998
JJ		 190442002-04-04 Jakub Jelinek <jakub@redhat.com>
19045
19046 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
19047 UNITS_PER_WORD for zero sized aggregates.
19048
4d8611d9
DM		 190492002-04-03 David S. Miller <davem@redhat.com>
19050
19051 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
19052 one-character spec for this, just use %(link_gcc_c_sequence).
19053
b03ad99d
DM		 190542002-04-03 David S. Miller <davem@redhat.com>
19055
19056 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
19057 handling.
19058
823fbbce
JDA		 190592002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
19060
19061 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
19062 (DWARF_FRAME_RETURN_COLUMN): Move.
19063 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
19064 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
19065 * pa.c (except.h, predict.h): Include.
19066 (FRP): Delete.
19067 (store_reg_modify, set_reg_plus_d): Revise prototypes.
19068 (output_ascii): Add cast.
19069 (store_reg_modify): Revise to add frame notes.
19070 (set_reg_plus_d): Likewise.
19071 (compute_frame_size): Include space for eh data registers in frame if
19072 the current function calls eh_return.
19073 (hppa_expand_prologue): Ensure register %r2 is saved if the current
19074 function calls eh_return. Save eh data registers if the current
19075 function calls eh_return. Fix code to add frame notes. Emit
19076 blockage to prevent insns with frame notes being scheduled in the
19077 delay slot of calls.
19078 (hppa_expand_epilogue): Restore eh data registers and do final stack
19079 adjustment if the current function calls eh_return. Don't add frame
19080 notes.
19081 (output_call): Revise for change in length of call insn. Don't do
19082 return pointer adjustment for an unconditional jump in the delay slot
19083 of a call when using frame notes.
19084 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
19085 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
19086 (ARG_POINTER_CFA_OFFSET): Define.
19087 * pa.md (return_external_pic): New pattern.
19088 (prologue): Correct formatting. Use return_external_pic if current
19089 function calls eh_return.
19090 (call_internal_symref, call_value_internal_symref,
19091 sibcall_internal_symref, sibcall_value_internal_symref): Change default
19092 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
19093 respectively.
19094 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
19095
19096 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
19097 list of targets to check using "nop" insn.
19098 * configure: Rebuilt.
19099
4078e224
AM		 191002002-04-04 Alan Modra <amodra@bigpond.net.au>
19101
19102 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
19103
bbd7687d
DM		 191042002-04-03 David S. Miller <davem@redhat.com>
19105
19106 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
19107 library sequence passed to the linker.
19108 (LINK_COMMAND_SPEC): Use it.
19109 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
19110 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
19111 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
19112
659e5a7a
JM		 191132002-04-03 Jason Merrill <jason@redhat.com>
19114
19115 * except.c (struct eh_status): Remove protect_list.
19116 (begin_protect_partials, end_protect_partials): Remove.
19117 (add_partial_entry): Remove.
19118 * except.h: Remove prototypes.
19119
19120 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
19121 expand_decl_cleanup_eh.
19122
19123 PR c++/5636
19124 * tree.h (CLEANUP_EH_ONLY): New macro.
19125 * stmt.c (expand_decl_cleanup_eh): New fn.
19126 (expand_cleanups): Check CLEANUP_EH_ONLY.
19127 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
19128 Use expand_decl_cleanup_eh.
19129 (expand_stmt): Adjust.
19130 * c-common.h: Adjust prototype.
19131
053d3344
HPN		 191322002-04-04 Hans-Peter Nilsson <hp@axis.com>
19133
19134 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
19135 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
19136 (cris_target_asm_function_epilogue): Ditto.
19137 (cris_initial_frame_pointer_offset): Ditto.
19138 (cris_simple_epilogue): Ditto.
19139 (cris_expand_builtin_va_arg): Variable-size types come in
19140 by-reference.
19141
61ab5260
DM		 191422002-04-03 David S. Miller <davem@redhat.com>
19143
19144 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
19145 little-endian.
19146 (set_fast_math): Correct 'fsr' type.
19147
ef4f94ac
RH		 191482002-04-03 Richard Henderson <rth@redhat.com>
19149
36c2272c 19150 PR opt/3569
ef4f94ac
RH		 19151 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
19152 * toplev.c (check_global_declarations): Use it.
19153 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
19154 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
19155 (LANG_HOOKS_DECLS): Add it.
19156 * langhooks.c (lhd_warn_unused_global_decl): New.
19157 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
19158 * c-objc-common.c (c_warn_unused_global_decl): New.
19159 * c-tree.h (c_warn_unused_global_decl): Declare.
19160 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
19161
599bba86
NB		 191622002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
19163
19164 * langhooks-def.h (lhd_set_decl_assembler_name,
19165 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
19166 (LANG_HOOKS_INITIALIZER): Update.
19167 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
19168 * langhooks.h (struct lang_hooks): New hook.
19169 * tree.c (set_decl_assembler_name): Move to langhooks.c.
19170 (lang_set_decl_assembler_name): Remove.
19171 (init_obstacks): Don't set hook.
19172 (decl_assembler_name): New function.
19173 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
19174 (decl_assembler_name): New.
19175 (lang_set_decl_assembler_name): Remove.
19176
cf7b8b0d
JJ		 191772002-04-03 Jakub Jelinek <jakub@redhat.com>
19178
19179 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
19180 works properly with .hidden symbols.
19181 * configure: Rebuilt.
19182 * config.in: Rebuilt.
19183 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
19184 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
19185 properly with .hidden symbols.
19186
faf6db38
JJ		 191872002-04-03 Jakub Jelinek <jakub@redhat.com>
19188
19189 PR middle-end/6102
19190 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
19191 USE argument.
19192
68c17f30
RH		 191932002-04-03 Richard Henderson <rth@redhat.com>
19194
19195 PR opt/4120
19196 * sched-rgn.c (sets_likely_spilled): New.
19197 (sets_likely_spilled_1): New.
19198 (add_branch_dependences): Use it.
19199
6584b4aa
RH		 192002002-04-02 Richard Henderson <rth@redhat.com>
19201
19202 PR opt/4311
19203 * loop.h (LOOP_FIRST_PASS): New.
19204 * loop.c (strength_reduce): Mind it when deciding to unroll.
19205 * toplev.c (rest_of_compilation): Set it.
19206
0acf409f
DM		 192072002-04-02 David S. Miller <davem@redhat.com>
19208
19209 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
19210 mems_ok_for_ldd_peep when the order of the loads being examined
19211 is reversed.
19212 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
19213 existing comment to increase comprehension of this situation.
19214
85654444
ZW		 192152002-04-02 Zack Weinberg <zack@codesourcery.com>
19216
19217 * config/sh/sh.md: Don't use union real_extract.
19218
543828ca
RH		 192192002-04-02 Richard Henderson <rth@redhat.com>
19220
19221 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
19222
39ed301b
DB		 192232002-04-02 David O'Brien <obrien@FreeBSD.org>
19224
19225 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
19226 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
19227 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
19228 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
19229 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
19230 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
19231 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
19232 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
19233 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
19234 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
19235 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
19236 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
19237 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
19238 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
19239 Include as many configury headers via tm_file as possible. This
19240 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
19241 * config/openbsd-oldgas.h: New file.
19242 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
19243 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
19244 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
19245 config/i386/i386-coff.h, config/i386/i386-interix.h,
19246 config/i386/iscdbx.h, config/i386/linux-aout.h,
19247 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
19248 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
19249 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
19250 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
19251 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
19252 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
19253 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
19254 config/i386/vxi386.h: Do not directly include configury headers.
19255 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
19256 Directly include configury headers that are no longer automatically
19257 included by the above headers.
19258 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
19259 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
19260 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
19261 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
19262 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
19263 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
19264 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
19265 (TARGET_VERSION): Define.
19266 * config/i386/beos-elf.h, config/i386/freebsd.h,
19267 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
19268 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
19269 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
19270 config/i386/sco5.h, config/i386/sysv4.h
19271 (TARGET_VERSION): Do not need to protect.
19272 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
19273 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
19274 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
19275 config/i386/i386-interix.h, config/i386/linux-aout.h,
19276 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
19277 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
19278 (YES_UNDERSCORES): Do not define - not needed.
19279 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
19280 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
19281 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
19282 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
19283 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
19284 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
19285 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
19286 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
19287
9432c136
EB		 192882002-04-02 Eric Botcazou <ebotcazou@multimania.com>
19289 Richard Henderson <rth@redhat.com>
19290
19291 PR c/5484
19292 * function.c (assign_temp): Accept either type or decl argument.
19293 Detect variables whose size is too large to fit into an integer.
19294 * stmt.c (expand_decl): Pass the decl, not the type.
19295
058b1275
DB		 192962002-04-02 David O'Brien <obrien@FreeBSD.org>
19297
19298 * protoize.c: Match include directory usage with cppdefault.c.
19299
5add6d1a 193002002-04-03 Jeffrey A Law (law@redhat.com)
9be40833 19301 Hans-Peter Nilsson <hp@bitrange.com>
5add6d1a
JL		 19302
19303 * combine.c (simplify_comparison): Avoid narrowing a comparison
19304 with a paradoxical subreg when doing so would drop signficant bits.
19305
1e533e4b
SE		 193062002-04-02 Steve Ellcey <sje@cup.hp.com>
19307
19308 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
19309 if POINTERS_EXTEND_UNSIGNED is defined.
19310
7a145e92
RH		 193112002-04-02 Richard Henderson <rth@redhat.com>
19312
19313 PR opt/3967
19314 * local-alloc.c (contains_replace_regs): LO_SUM may contain
19315 replace regs.
19316
3a079822
RH		 193172002-04-02 Richard Henderson <rth@redhat.com>
19318
19319 * doc/standards.texi: Document required freestanding libc entry points.
19320
c94ccb87
AM		 193212002-04-02 Alan Modra <amodra@bigpond.net.au>
19322
19323 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
19324 associated splitter. Remove MQ constraint.
19325 (ctrdi_internal4): Correct CCmode clobber.
19326
fe660a1a
JDA		 193272002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
19328
19329 * milli64.S ($$dyncall): New function.
19330 * t-linux (LIB1ASMFUNCS): Revise module list.
19331 (LIB1ASMSRC): Use pa/milli64.S.
19332
eadc0202
RH		 193332002-04-02 Richard Henderson <rth@redhat.com>
19334
19335 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
19336 rename solaris_sys_varargs_h.
19337
a1471322
RK		 19338Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19339
19340 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
19341 the same mode as its component.
19342
c8b94768
RH		 193432002-04-02 Richard Henderson <rth@redhat.com>
19344
19345 PR opt/190
19346 * final.c (this_is_asm_operands): Export.
19347 * output.h (this_is_asm_operands): Declare.
19348 * config/i386/i386.c (print_operand): Error odd asm operands.
19349
161eb4fc
RH		 193502002-04-02 Richard Henderson <rth@redhat.com>
19351
19352 PR opt/420
19353 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
19354
b88a94c6
RH		 193552002-04-01 Richard Henderson <rth@redhat.com>
19356
19357 PR target/1538
19358 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
19359 * fixinc/fixincl.x: Rebuild.
19360
72e32876
RH		 193612002-04-01 Richard Henderson <rth@redhat.com>
19362
19363 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
19364 (atomic_alloc, atomic_free): New.
19365 (SIZE, MASK_FOR, PTR_IN): New.
19366 (emergency_reg_state, emergency_reg_state_free): New.
19367 (emergency_labeled_state, emergency_labeled_state_free): New.
19368 (reg_state_alloced, labeled_state_alloced): New.
19369 (alloc_reg_state, free_reg_state): New.
19370 (alloc_label_state, free_label_state, free_label_states): New.
19371 (push, pop, dup_state_stack, free_state_stack): Use them.
19372 (desc_label_state): Likewise.
19373 (uw_frame_state_for): Free label states and state stack.
19374 (uw_update_reg_address): Eliminate warnings.
19375
84d76074
VM		 193762002-04-01 Vladimir Makarov <vmakarov@redhat.com>
19377
19378 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
9be40833 19379 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
84d76074 19380
dffd7eb6
NB		 193812002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
19382
19383 * c-decl.c (grokdeclarator): Update.
19384 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
19385 * c-tree.h (c_mark_addressable): New.
19386 * c-typeck.c (default_function_array_conversion, build_unary_op,
19387 build_array_ref, convert_for_assignment): Update.
19388 (mark_addressable): Rename.
19389 * calls.c (try_to_integrate, expand_call): Use langhook.
19390 * expr.c (expand_expr): Use langhook.
19391 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
19392 * langhooks.h (struct lang_hooks): New hook.
19393 * stmt.c (expand_asm_operands): Use langhook.
19394 * tree.h (mark_addressable): Remove.
19395objc:
19396 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
19397
544ef5b5
BW		 193982002-04-01 Bob Wilson <bob.wilson@acm.org>
19399
9be40833
RH		 19400 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
19401 in previous change.
544ef5b5 19402
bcf88f9b
BW		 194032002-04-01 Bob Wilson <bob.wilson@acm.org>
19404
19405 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
19406 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
19407
ceef8ce4
NB		 194082002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
19409
19410 * c-common.c (unsigned_conversion_warning, convert_and_check,
19411 unsigned_type, signed_type, shorten_compare,
19412 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
19413 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
19414 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
19415 New.
19416 * c-decl.c (grokdeclarator): Update.
19417 * c-format.c (check_format_types): Update.
19418 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
19419 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
19420 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
19421 * convert.c (convert_to_integer): Use new hooks.
19422 * expmed.c (make_tree): Use new hooks.
19423 * expr.c (store_expr): Use new hooks.
19424 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
19425 all_ones_mask_p, unextend, fold): Use new hooks.
19426 * langhooks.h (struct lang_hooks_for_types): New hooks.
19427 * tree.h (signed_or_unsigned_type, signed_type,
19428 unsigned_type): Remove.
19429objc:
19430 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
19431 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
19432
1d9ad0e0
RH		 194332002-03-31 Richard Henderson <rth@redhat.com>
19434
19435 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
19436 (desc_frgr_mem): Fix reference to f16-f31.
19437
d544bc39
KG		 194382002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19439
19440 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
19441 RTVEC_ELT): Const-ify.
d8750784
KG		 19442 * varray.h (VARRAY_CHECK): Const-ify.
19443 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
19444 ggc_mark_rtvec, ggc_mark): Const-ify.
d544bc39 19445
b18101c7
NB		 194462002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
19447
19448 * diagnostic.c: Include langhooks-def.h.
19449 * Makefile.in (diagnostic.o): Update.
19450
48a7a235
NB		 194512002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
19452
19453 * c-common.c (c_unsafe_for_reeval): Rename.
19454 * c-common.h (c_unsafe_for_reeval): Rename.
19455 * c-decl.c (finish_incomplete_decl): Rename.
19456 (c_init_decl_processing): Don't set langhook.
19457 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
19458 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
19459 * c-objc-common.c (c_objc_common_init): Don't set langhook.
19460 * c-tree.h (finish_incomplete_decl): Rename.
19461 * langhooks-def.h (lhd_unsafe_for_reeval): New.
19462 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
19463 (LANG_HOOKS_INITIALIZER): Update.
19464 * langhooks.c (lhd_unsafe_For_reeval): New.
19465 * langhooks.h (struct langhooks): New hooks.
19466 * toplev.c (incomplete_decl_finalize_hook): Remove.
19467 (wrapup_global_declarations): Update.
19468 * tree.c (lang_unsafe_for_reeval): Remove.
19469 (unsafe_for_reeval): Update.
19470 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
19471 Remove.
19472objc:
19473 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
19474 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
19475
7cb32822
NB		 194762002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
19477
19478 * diagnostic.c (print_error_function): Remove.
19479 (default_print_error_function): Rename.
19480 (report_error_function): Update.
19481 * diagnostic.h (print_error_function): Remove.
19482 (default_print_error_function): Remove.
19483 * langhooks-def.h (struct diagnostic_context): Predeclare.
19484 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
19485 (LANG_HOOKS_INITIALIZER): Update.
19486 * langhooks.h (struct diagnostic context): Predeclare.
19487 (struct lang_hooks): New hook.
19488
1db02437
FS		 194892002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
19490
19491 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
19492 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
19493 !flag_pic.
19494 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
19495 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
19496 of PIC_OFFSET_TABLE_REGNUM thruout.
19497 * config/rs6000/rs6000.md: Likewise.
19498 * config/rs6000/darwin.h: Likewise.
19499
3bf1e984
RK		 19500Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19501
19502 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
19503 unsigned HOST_WIDE_INT, not unsigned int.
19504
0864c526
JJ		 195052002-03-31 Jakub Jelinek <jakub@redhat.com>
19506
19507 PR middle-end/6096, middle-end/6098, middle-end/6099
19508 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
19509 CODE_LABELs.
19510 (fill_slots_from_thread): Likewise.
19511
105b2084
JJ		 195122002-03-31 Jakub Jelinek <jakub@redhat.com>
19513
19514 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
19515 floating fields in float regs.
19516 (function_arg_record_value_2): Likewise.
19517
db08fddf
HPN		 195182002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
19519
19520 * config/mmix/mmix.md (define_constants): Remove misleading
19521 FIXME. Add MMIX_fp_rO_OFFSET.
19522 ("nonlocal_goto_receiver"): Don't have stack-frame address of
19523 saved rO as part of the pattern. Remove FIXME.
19524 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
19525 here, at output-time.
19526
4f31cce8
JJ		 195272002-03-31 Jakub Jelinek <jakub@redhat.com>
19528
19529 PR middle-end/6100
19530 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
19531 REG_BR_PRED.
19532 (output_v9branch): Likewise.
19533
ba2b7435
AO		 195342002-03-31 Alexandre Oliva <aoliva@redhat.com>
19535
19536 * gcc.c: Revert previous patch for now.
19537 * config/i386/djgpp.h: Likewise.
19538
aa66aa5f 195392002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
8f840f57
HPN		 19540
19541 * config/mmix/crti.asm (_init): Register _fini with atexit.
19542 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
19543
41ba8a20
RH		 195442002-03-31 Richard Henderson <rth@redhat.com>
19545
19546 PR target/3997
19547 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
19548 (ASM_OUTPUT_DEF_FROM_DECLS): New.
19549
adc186ef
RH		 195502002-03-31 Richard Henderson <rth@redhat.com>
19551
19552 * libgcc2.c (__bb_exit_func): Make static.
19553
9be40833 19554 * config/alpha/alpha.md (trap): New.
a7648399 19555
9602f5a0
RH		 195562002-03-31 Richard Henderson <rth@redhat.com>
19557
19558 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
19559 promoted argument types; build trap.
19560 (expand_builtin_trap): New.
19561 (expand_builtin): Use it.
19562 * stmt.c (expand_nl_goto_receivers): Likewise.
19563 * expr.h (expand_builtin_trap): Declare.
19564 * libfuncs.h (LTI_abort, abort_libfunc): New.
19565 * optabs.c (init_optabs): Init abort_libfunc.
19566
1a0a7539
AO		 195672002-03-31 Alexandre Oliva <aoliva@redhat.com>
19568
19569 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
19570 (LINK_COMMAND_SPEC): ... from here.
7b2e1077 19571 (init_gcc_specs): Duplicate it here too, omitting
1a0a7539
AO		 19572 shared_name in the second copy.
19573 (init_spec): Test for duplicate
19574 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
19575
b5de1a27
DM		 195762002-03-30 David S. Miller <davem@redhat.com>
19577
19578 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
19579 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
19580
78414d74 195812002-03-30 Roger Sayle <roger@eyesopen.com>
9be40833 19582 Richard Henderson <rth@redhat.com>
78414d74 19583
9be40833
RH		 19584 * regmove.c (combine_stack_adjustments_for_block): Avoid
19585 emitting a stack adjustment of zero bytes. Let delete_insn
19586 update bb->head.
78414d74 19587
33074e5f
RH		 195882002-03-30 Richard Henderson <rth@redhat.com>
19589
19590 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
19591 (sparc_emitting_epilogue): New.
19592 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
19593 * config/sparc/sparc-protos.h: Update.
19594 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
19595 (TARGET_SWITCHES): Update.
19596 * config/sparc/sparc.md (return): Remove.
19597 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
19598 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
19599 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
19600 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
19601 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
19602 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
19603 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
19604 Remove MASK_EPILOGUE.
19605 * doc/invoke.texi: Update.
19606
606cc056
DB		 196072002-03-30 Daniel Berlin <dan@dberlin.org>
19608
19609 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
19610 CPP will start the file for us.
7b2e1077 19611
bdbe5b8d
RH		 196122002-03-30 Richard Henderson <rth@redhat.com>
19613
19614 PR target/5446
19615 * config/ia64/ia64.c (group_barrier_needed_p): Special case
19616 prologue_allocate_stack.
19617 (ia64_single_set): Use insn codes for recognition of special
19618 cases, not rtl matching.
19619 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
19620
4ab95d82
JH		 19621Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
19622
19623 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
19624
89a8b315
RH		 196252002-03-30 Richard Henderson <rth@redhat.com>
19626
19627 PR target/6032
19628 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
19629 or -fomit-frame-pointer with profiling.
19630 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
19631 (FUNCTION_PROFILER): Do nothing.
19632 (PROFILE_HOOK): New.
19633 * config/sparc/sparc.c (sparc_override_options): Don't check
19634 code models for profiling.
19635 (sparc_function_profiler): Remove.
19636 (sparc_profile_hook): New.
19637 * config/sparc/sparc-protos.h: Update.
19638
30984c57
JJ		 196392002-03-30 Jakub Jelinek <jakub@redhat.com>
19640
19641 PR optimization/6086
19642 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
19643 of SUBREG of volatile MEM or because the MEM was mode dependent,
19644 return CLOBBER instead of unmodified SUBREG.
19645
1540f9eb
JH		 19646Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
19647
89a8b315
RH		 19648 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
19649 when not optimizing.
1540f9eb
JH		 19650
19651 * toplev.c (rest_of_compilation): Cann mark_constant_function
19652 only when optimizing.
19653
89a8b315
RH		 19654 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
19655 are NULL.
1540f9eb
JH		 19656
19657 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
19658 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
19659 (try_optimize_cfg): clear all AUX fields.
19660
19661 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
19662 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
19663 (ix86_address_cost): Be prepared for SUBREGed registers.
19664 (legitimate_address_p): Accept SUBREGed registers.
19665
70d95bac
RH		 196662002-03-29 Richard Henderson <rth@redhat.com>
19667
19668 PR target/5672
19669 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
19670
d3294cd9
FS		 196712002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
19672
19673 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
19674 for aggregate and TFmode types.
19675
a106c875
HPN		 196762002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
19677
19678 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
19679
7d7a5d6f
RH		 196802002-03-29 Richard Henderson <rth@redhat.com>
19681
6e2d670b 19682 PR target/5886
7d7a5d6f
RH		 19683 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
19684 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
19685
30c99a84
RH		 196862002-03-29 Richard Henderson <rth@redhat.com>
19687
6e2d670b 19688 PR target/6041
30c99a84
RH		 19689 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
19690 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
19691 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
19692 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
19693 conditional.
19694 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
19695
02a566dc
DJ		 196962002-03-29 Dale Johannesen <dalej@apple.com>
19697
19698 * loop.c (combine_movables): Do allow combination of pseudos.
19699
bc3a44db
LR		 197002002-03-29 Loren J. Rittle <ljrittle@acm.org>
19701
19702 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
19703 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
19704 No functional change except ...
19705 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
19706 * doc/install.texi (*-*-freebsd*): Document port configuration.
19707
b0c48229
NB		 197082002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
19709
19710 * Makefile.in (convert.o, calls.o, expmed.o): Update.
19711 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
19712 Use new hooks.
19713 * builtin-types.def (BT_PTRMODE): Update.
19714 * c-common.c (type_for_size): Rename c_common_type_for_size.
19715 (type_for_mode): Similarly.
19716 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
19717 Use new hook.
19718 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
19719 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
19720 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
19721 Redefine.
19722 * c-typeck.c (common_type, comptypes, default_conversion):
19723 Use new hooks.
19724 * calls.c: Include langhooks.h.
19725 (emit_library_call_value_1): Use new hooks. Avoid redundant
19726 calls.
19727 * convert.c: Include langhooks.h
19728 (convert_to_pointer, convert_to_integer): Use new hooks.
19729 * except.c (init_eh): Similarly.
19730 * expmed.c: Include langhooks.h.
19731 (expand_mult_add): Use new hooks.
19732 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
19733 try_casesi): Similarly.
19734 * fold-const.c (optimize_bit_field_compare, make_range,
19735 decode_field_reference, fold_truthop, fold): Similarly.
19736 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
19737 put_var_into_stack): Similarly.
19738 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
19739 LANG_HOOKS_TYPE_FOR_SIZE): New.
19740 (LANG_HOOKS_TYPES_INITIALIZER): Update.
19741 * langhooks.h (lang_hooks_for_types): New hooks.
19742 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
19743 * tree.c (get_unwidened, get_narrower): Similarly.
19744 * tree.h (type_for_mode, type_for_size): Remove.
19745 * varasm.c (force_const_mem): Use new hooks.
19746 * utils2.c (nonbinary_modular_operation): Update.
19747objc:
19748 * objc-act.c (handle_impent): Update.
19749 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
19750 Redefine.
19751
e206a74f
SE		 197522002-03-29 Steve Ellcey <sje@cup.hp.com>
19753
19754 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
19755 * config/ia64/ia64.c (basereg_operand): New.
19756 * config/ia64/ia64-protos.h (basereg_operand): Declare.
19757 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
19758
7d9b6378
HPN		 197592002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
19760
19761 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
19762 unwind information when frame_pointer_needed.
19763 (mmix_assemble_integer): Tweak wording in comment.
19764
f1e639b1
NB		 197652002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
19766
19767 * Makefile.in (except.o): Update.
19768 * except.c: Include langhooks.h.
19769 (init_eh): Use langhook.
19770 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
19771 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
19772 (LANG_HOOKS_INITIALIZER): Update.
19773 * langhooks.h (lang_hooks_for_types): New.
19774 (struct lang_hooks): Add it.
19775 * tree.c (make_lang_type_fn, make_lang_type): Remove.
19776 * tree.h (make_lang_type_fn, make_lang_type): Remove.
19777config:
19778 * alpha/alpha.c: Include langhooks.h.
19779 (alpha_build_va_list): Use langhook.
19780 * d30v/d30v.c: Include langhooks.h.
19781 (d30v_build_va_list): Use langhook.
19782 * i386/i386.c: Include langhooks.h.
19783 (ix86_build_va_list): Use langhook.
19784 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
19785 * s390/s390.c: Include langhooks.h.
19786 (s390_build_va_list): Use langhook.
19787 * stormy16/stormy16.c: Include langhooks.h.
19788 (stormy16_build_va_list): Use langhook.
19789
f17f9332
JJ		 197902002-03-29 Jakub Jelinek <jakub@redhat.com>
19791
19792 PR c++/5964
19793 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
19794 attributes.
19795 (length): Compute variable length for branches/calls/jumps here.
19796 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
19797 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
19798 define branch_type attribute.
19799 (divsi3_sp32): Maximum length is 6 not 7.
19800 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
19801 call_address_untyped_struct_value_sp32,
19802 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
19803 * config/sparc/sparc.c (empty_delay_slot): New function.
19804 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
19805 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
19806
0a0440c9
JJ		 198072002-03-29 Jakub Jelinek <jakub@redhat.com>
19808
19809 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
19810 nonzero_bits if not needed.
19811 (nonzero_bits) [XOR]: Likewise.
19812 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
19813 reg_last_set_mode and mode are both MODE_INT, but not equal.
19814 (record_value_for_reg): Compute reg_last_set_nonzero_bits
19815 in nonzero_bits_mode for MODE_INT modes.
19816
c9045f47
RH		 198172002-03-28 Richard Henderson <rth@redhat.com>
19818
19819 PR target/5715
19820 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
19821 to GAS. Correct drift between alternatives.
19822
f8ed1958
RH		 198232002-03-28 Richard Henderson <rth@redhat.com>
19824
19825 PR target/6087
19826 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
19827
54e20385
LR		 198282002-03-28 Alexandre Oliva <aoliva@redhat.com>
19829
19830 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
19831 emulation to the linker.
19832
198332002-03-28 Loren J. Rittle <ljrittle@acm.org>
19834
19835 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
19836 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
19837
8bc52806
JL		 19838Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
19839
19840 * combine.c (simplify_and_const_int): Make sure to apply mask
19841 when force_to_mode returns a constant integer. PR3311.
19842
279dccc5
JDA		 198432002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
19844
19845 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
19846
62aaa62c
GP		 198472002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
19848
19849 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
19850 and Objective-C Dialect Options.
19851
b8de5050
RH		 198522002-03-28 Richard Henderson <rth@redhat.com>
19853
19854 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
19855 comparison should be done vs !=0 not >0 return code. Tidy cases.
19856
619708cc
RH		 198572002-03-28 Richard Henderson <rth@redhat.com>
19858
19859 * c-decl.c (finish_function): New arg can_defer_p. Pass it
19860 on to c_expand_body.
19861 * c-tree.h (finish_function): Update decl.
19862 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
19863
b1d874d7
JH		 19864Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
19865
19866 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
19867
f5eb5fd0
JH		 19868Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
19869
19870 * rtlanal.c: Include flags.h
19871 (may_trap_p): Do not mark FP operations if trapping
19872 if !flag_trapping_math
19873 * Makefile.in (rtlanal.o): Add dependency on flag.h
19874 * ifcvt.c (noce_operand_ok): Avoid the lameness.
19875
81b4c798
ZW		 198762002-03-27 Zack Weinberg <zack@codesourcery.com>
19877
19878 * mips.md: Use dconst1, not 1.0, as first argument of
19879 REAL_VALUE_LDEXP. Don't use union real_extract.
19880
55a2ea2a
AM		 198812002-03-28 Alan Modra <amodra@bigpond.net.au>
19882
19883 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
19884 rather than $target. Heed program_prefix and
19885 program_transform_name. Search for gas in cross-compiler case too.
19886 "test -x" rather than "test -f".
19887 (gcc_cv_ld): Likewise.
19888 (gcc_cv_nm): Heed program_prefix and program_transform_name.
19889 (gcc_cv_objdump): Likewise.
19890 * configure: Regenerate.
19891
7ffb4fd2
NB		 198922002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
19893
19894 * Makefile.in (attribs.o): Update.
19895 * attribs.c: Include langhooks.h.
19896 (decl_attributes): Use langhook.
19897 * c-decl.c (insert_default_attributes): Rename.
19898 * c-tree.h (c_insert_default_attributes): New.
19899 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
19900 (LANG_HOOKS_INITIALIZER): Update.
19901 * langhooks.h (struct lang_hooks): New hook.
19902 * tree.h (insert_default_attributes): Remove.
19903objc:
19904 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
19905
e4dbaed5
AS		 199062002-03-27 Andreas Schwab <schwab@suse.de>
19907
19908 * config/i386/i386.c (classify_argument): Also check for
19909 QUAL_UNION_TYPE.
19910
18b467f1
RO		 199112002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19912
19913 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
19914 any more.
19915
d337d653
JH		 19916Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
19917
19918 * i960.md (ret): Set PC.
19919 (nonlocal_goto): Fix expander.
19920 * builtins.c (epxand_builin_longjmp): Check that we've emitted
19921 some jump or call.
19922
218aa620
JH		 19923Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
19924
19925 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
19926 of libcall regions.
19927
e27a4eaf
ZD		 19928Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19929
19930 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
19931 assigning to BLOCK_FOR_INSN directly.
19932
8a12f34c
JH		 19933Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
19934
19935 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
19936
c9d892a8
NB		 199372002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
19938
19939 * c-common.c (c_expand_expr): Fix prototype.
19940 * c-common.h (c_expand_expr): Always declare, update.
19941 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
19942 * c-objc-common.c (c_objc_common_init): No global hook.
19943 * expr.c (expand_expr): Use langhook.
19944 * expr.h (enum expand_modifier): Conditionally declare.
19945 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
19946 (LANG_HOOKS_INITIALIZER): Update.
19947 * langhooks.c (lhd_expand_expr): New.
19948 * langhooks.h (struct lang_hooks): New hook.
19949 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
19950 (lang_independent_init): Don't default hook.
19951objc:
19952 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
19953
6dad5a56
RH		 199542002-03-27 Richard Henderson <rth@redhat.com>
19955
19956 PR target/6054
19957 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
19958 TARGET_CONST_GP. Simplify conditions.
19959
59f96879
RH		 199602002-03-27 Richard Henderson <rth@redhat.com>
19961
19962 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
19963 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
19964 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
19965
f3f1190d
DS		 199662002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
19967
19968 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
19969 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
19970 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
19971 Remove unnecessary masks.
19972 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
19973 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
19974 -mwindows, -mdll switches and their negations.
19975
31c816cf
NB		 199762002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
19977
19978 * gcc-common.c (lang_mark_false_label_stack): Remove.
19979 * ggc.h (lang_mark_false_label_stack): Similarly.
19980
7b2e1077 199812002-03-26 Vladimir Makarov <vmakarov@redhat.com>
aee8f532
VM		 19982
19983 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
19984
19985 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
19986 or __rtems_ is defined.
19987
1ef9531b
RH		 199882002-03-26 Richard Henderson <rth@redhat.com>
19989
19990 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
19991 if a non-trivial load was emitted.
19992 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
19993 in high+extra+low case.
19994
300d4093
RH		 199952002-03-26 Richard Henderson <rth@redhat.com>
19996
19997 * config.gcc (sparc*-solaris): Use float_format=sparc.
19998
b3689904
RH		 199992002-03-26 Richard Henderson <rth@redhat.com>
20000
20001 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
20002 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
20003 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
20004 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
20005 (WINT_TYPE_SIZE): Fix at 32.
20006
1eefb6c1
RH		 200072002-03-26 Richard Henderson <rth@redhat.com>
20008
20009 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
20010 until after eh landing pad generation.
20011 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
20012 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
20013
361ea006
RH		 200142002-03-26 Richard Henderson <rth@redhat.com>
20015
20016 * expr.h (ADD_PARM_SIZE): One more convert for INC.
20017
1de38a88
PE		 200182002-03-26 Phil Edwards <pme@gcc.gnu.org>
20019
20020 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
20021 and warning switches.
20022 (cc1_options): Likewise.
20023
d7e60e95 200242002-03-26 Hans Boehm <Hans_Boehm@hp.com>
361ea006 20025
d7e60e95
HB		 20026 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
20027 Restore more of the signal context. Set no_reg_stack_frame.
20028 * config/ia64/unwind-ia64.c (unw_state_record):
20029 Add no_reg_stack_frame, comments.
20030 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
20031 (uw_update_context): Adjust bsp when unwinding from leaf,
20032 but not signal frame.
20033
7032923b
DE		 200342002-03-26 David Edelsohn <edelsohn@gnu.org>
20035
20036 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
20037
8be56275
BW		 200382002-03-26 Bob Wilson <bob.wilson@acm.org>
20039
20040 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
20041
56fbb855
RE		 200422002-03-26 Richard Earnshaw <rearnsha@arm.com>
20043
20044 PR target/5621
20045 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
20046 "Add a pool_range attribute", which was lost during the ARM/Thumb
20047 merge.
20048
3437320b
BW		 200492002-03-26 Bob Wilson <bob.wilson@acm.org>
20050
20051 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
20052 a register into the MAC16 accumulator.
20053
173028e5
AC		 200542002-03-26 Andrew Cagney <ac131313@redhat.com>
20055
20056 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
20057 (Warning Options): Document -Wswitch-enum.
20058 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
20059 -Wswitch.
20060 (warn_switch_enum): Define variables.
20061 * flags.h (warn_switch_enum): Declare variables.
20062 * stmt.c (expand_end_case_type): When warn_switch_enum /
20063 -Wswitch-enum, perform switch checks.
20064 Fix PR c/5044.
7b2e1077 20065
e14365a7
RE		 200662002-03-26 Richard Earnshaw <rearnsha@arm.com>
20067
20068 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
20069 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
20070 (reload_muladdsi_compare0_scratch): Delete.
20071
46fc709d
LR		 200722002-03-26 Loren J. Rittle <ljrittle@acm.org>
20073
20074 * doc/install.texi (*-*-freebsd*): Update.
20075
f36dea3c
RH		 200762002-03-26 Richard Henderson <rth@redhat.com>
20077
8e5fe23f
RH		 20078 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
20079 (SUB_PARM_SIZE): Cast DEC to ssizetype.
20080
20081 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
20082 types from the normal argument frame.
20083
f36dea3c
RH		 20084 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
20085 variable sized objects by reference.
20086 (sparc_va_arg): Receive them by reference too.
20087
1447dc69
HP		 200882002-03-26 Hartmut Penner <hpenner@de.ibm.com>
20089
20090 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
7b2e1077 20091 code to not restoring global registers.
1447dc69 20092
4f0ade92
NB		 200932002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
20094
20095 * Makefile.in (ggc-common.o): Update.
20096 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
20097 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
20098 * c-tree.h (c_mark_tree): New.
20099 * ggc-common.c: Include langhooks.h.
20100 (gcc_mark_trees): Use new langhook.
20101 * ggc-callbacks.c: Delete file.
20102 * ggc.h (lang_mark_tree): Remove.
20103 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
20104 (LANG_HOOKS_INITIALIZER): Update.
20105 * langhooks.h (struct lang_hooks): New hook.
20106objc:
20107 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
20108
caba570b
ZW		 201092002-03-25 Zack Weinberg <zack@codesourcery.com>
20110
20111 * doc/cpp.texi: Exclude entire Top node from printed manual.
20112 Move option index after directive index. Insert page breaks
20113 before GFDL and concept index. Index environment variables
20114 with command line options.
20115 * doc/cppenv.texi: Use @vtable for environment variable list.
20116 Add paragraph explaining semantics of empty elements in path
20117 variables. Exclude a cross-reference to Fishkill from the
20118 manpage. Remove an unnecessary cross-reference of the entry
20119 right above the referer. Don't use @anchor in text that goes
20120 into manpage.
20121 * doc/cppopts.texi: Cross-reference the environment variables
20122 section, not the specific environment variable, for consistency.
20123
6b2e80b7
RH		 201242002-03-25 Richard Henderson <rth@redhat.com>
20125
20126 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
20127 anywhere in the block. Don't refer to insns that have been
20128 removed from the chain. Iterate backward through the new insns.
20129 Don't refer to edges that have been removed.
20130
67e469d7
AM		 201312002-03-26 Alan Modra <amodra@bigpond.net.au>
20132
20133 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
20134 test for overflow of constant.
20135
f2356393
RE		 201362002-03-25 Richard Earnshaw <rearnsha@arm.com>
20137
20138 PR target/2623
20139 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
20140 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
20141 these patterns on arm_archv4.
20142
355426ab
DS		 201432002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
20144
20145 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
20146 int".
20147
15e5ad76
ZW		 201482002-03-25 Zack Weinberg <zack@codesourcery.com>
20149
20150 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
20151 float_handled, float_handler, float_signal, set_float_handler,
20152 and do_float_handler. Set handler for SIGFPE to crash_signal.
20153 * toplev.h: Don't prototype do_float_handler.
20154
20155 * c-lex.c: Fold parse_float into lex_number. Make warning
20156 about portability of hex float constants more informative, and
20157 don't issue it on top of a syntax error.
20158 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
20159 their callers.
20160 * real.h: Define REAL_VALUE_ABS here...
20161 * simplify-rtx.c: ... not here. Fold check_fold_consts,
20162 simplify_unary_real, simplify_binary_real, and
20163 simplify_binary_is2orm1 into their callers.
20164 * tree.c: Fold build_real_from_int_cst_1 into caller.
20165
20166 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
20167
20168 * tsystem.h: Include float.h here...
20169 * libgcc2.c: ... not here.
20170
56ae9405
NC		 201712002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
20172
20173 Fixes for: PR bootstrap/3591, target/5676
20174 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
20175 defined. Do not disable exceptions or rtti.
20176 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
20177 mcore.h. Disable exceptions and rtti, since they are not
20178 supported by EPOC.
20179
c88770e9
NB		 201802002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
20181
20182 * c-decl.c (maybe_build_cleanup): Remove.
20183 * expr.c (expand_expr): Use langhook.
20184 * langhooks-def.h (lhd_return_null_tree,
20185 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
20186 (LANGHOOKS_INITIALIZER): Update.
20187 * langhooks.c (lhd_return_null_tree): New.
20188 * langhooks.h (struct lang_hooks): New hook.
20189 * tree-inline.c (initialize_inlined_parameters): Use langhook.
20190 * tree.h (maybe_build_cleanup): Remove.
20191
2ed1f154
JJ		 201922002-03-25 Jakub Jelinek <jakub@redhat.com>
20193
20194 * regrename.c (build_def_use): Move recog_memoized
20195 before extract_insn.
20196
6ddae612
JJ		 201972002-03-25 Jakub Jelinek <jakub@redhat.com>
20198
20199 PR target/6043
20200 * expr.c (emit_group_store): Handle storing into CONCAT.
20201
ea475b23
JJ		 202022002-03-25 Jakub Jelinek <jakub@redhat.com>
20203
20204 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
20205 corresponding MATCH_DUP.
20206
e7d482b9
RH		 202072002-03-24 Richard Henderson <rth@redhat.com>
20208
cd39fc13
RH		 20209 * unroll.c (unroll_loop): Zero label_map.
20210
e7d482b9
RH		 20211 * gcse.c: Include except.h.
20212 * Makefile.in (gcse.o): Update.
20213
1bd6476f
RH		 202142002-03-24 Richard Henderson <rth@redhat.com>
20215
20216 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
20217 Do resolve_unique_section before shared data clause.
20218
2e6c150a
RH		 202192002-03-24 Richard Henderson <rth@redhat.com>
20220
20221 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
20222
b29afcf8
RH		 202232002-03-24 Richard Henderson <rth@redhat.com>
20224
15e5ad76 20225 * recog.c (peephole2_optimize): Split blocks when EH insns are
b29afcf8
RH		 20226 generated in the middle of a block. Do global life update if
20227 zapped EH edges.
20228
05ed1296
RH		 202292002-03-24 Richard Henderson <rth@redhat.com>
20230
20231 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
20232
3ddbb8a9
NB		 202332002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
20234
20235 preprocessor/3951
15e5ad76 20236 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
3ddbb8a9
NB		 20237 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
20238 (init_dependency_output): Don't make no_output decision here.
20239
740b77b6
AC		 202402002-03-24 Andrew Cagney <ac131313@redhat.com>
20241
20242 * stmt.c (check_for_full_enumeration_handling): Remove tests of
20243 warn_switch. Update description.
20244 (expand_end_case_type): Call check_for_full_enumeration_handling
20245 when warn_switch.
20246
7590cfd0
SC		 202472002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
20248
20249 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
20250 (m68hc11_split_move): Call it to see if the source and destination
20251 operands use the same direction auto inc/dec mode, otherwise make the
c61f581f 20252 source an offsetable memory operand and generate an add.
7590cfd0 20253
2e3d3481
SC		 202542002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
20255
20256 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
20257 register for operand 2.
20258 ("*subsi3_zero_extendqi"): Likewise.
20259 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
20260 bits so that it is compatible with a pop.
20261 ("*andhi3_gen"): Likewise.
20262 ("xorhi3"): Likewise.
20263
2784528c
NB		 202642002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
20265
20266 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
20267 -pedantic here...
20268 (cpp_post_options): ... not here.
20269
aaf93206
NB		 202702002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
20271 Aldy Hernandez <aldyh@redhat.com>
20272
20273 Removal of separate preprocessor cpp0.
20274
20275 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
20276 cpp0, install-common): Update.
20277 * c-common.c (flag_preprocess_only): New.
20278 (c_common_init): Preprocess for -E.
20279 * c-common.h (flag_preprocess_only): New.
20280 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
20281 * c-objc-common.c (c_init_decl_processing): Exit quickly
20282 for NULL return from c_common_init.
20283 * cpplib.h (cpp_preprocess_file): New.
20284 * cppmain.c (main, general_init, pfile, progname): Remove.
20285 (do_preprocessing): Rename cpp_preprocess_file, don't call
20286 cpp_finish. Don't close stdout here.
20287 (setup_callbacks): Update prototype.
20288 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
20289 Update.
20290 * tradcpp.c (main): Ignore -quiet.
20291objc:
20292 * lang-specs.h (default_compilers): Preprocess with cc1obj.
20293
c6e6f5c1
RH		 202942002-03-24 Richard Henderson <rth@redhat.com>
20295
20296 PR optimization/5742
20297 * machmode.def: Add inner mode field to complex modes.
20298 * config/mips/mips.c (mips_function_value): Always define. Add
20299 new argument to handle libcalls.
20300 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
20301 (FUNCTION_VALUE): Likewise.
20302 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
20303 * config/mips/mips-protos.h: Update.
20304
d88e57d1
RH		 203052002-03-23 Richard Henderson <rth@redhat.com>
20306
20307 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
20308 * config/sparc/sparc-protos.h: Update.
20309 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
20310
6dfaf9ba
RH		 203112002-03-23 Richard Henderson <rth@redhat.com>
20312
20313 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
20314 _start or _init begins the text segment.
20315
0c769cf8
DE		 203162002-03-23 David Edelsohn <edelsohn@gnu.org>
20317
20318 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
20319 not HOST_WIDEST_INT.
20320 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
20321
64e92a26
RE		 203222002-03-23 Richard Earnshaw <rearnsha@arm.com>
20323
20324 PR java/5489
20325 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
20326 operand argument to output_return_instruction.
15e5ad76 20327 * arm.c (arm_print_operand, case 'd'): If the operand is
64e92a26
RE		 20328 const_true_rtx then just return.
20329 (arm_print_operand, case 'D'): If the operand is const_true_rtx
20330 then abort.
20331
d6961341
AC		 203322002-03-23 Andrew Cagney <ac131313@redhat.com>
20333
20334 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
20335 (Warning Options): Document -Wswitch-default.
20336 * toplev.c (W_options): Add -Wswitch-default. Update comment on
20337 -Wswitch.
20338 (warn_switch_default): Define variable.
20339 (warn_switch): Update comment.
20340 * flags.h (warn_switch_default): Declare variable.
20341 (warn_switch): Update comment.
20342 * stmt.c (expand_end_case): Check for and, when
20343 warn_switch_no_default, warn of a missing default case.
15e5ad76 20344
d4c5ac1f
AM		 203452002-03-23 Alan Modra <amodra@bigpond.net.au>
20346
bbaa9790
AM		 20347 * real.h (N): Special case 128 bit doubles.
20348
d4c5ac1f
AM		 20349 * combine.c (simplify_comparison): When widening modes, ignore
20350 sign extension on CONST_INTs.
20351
84bf8c2c
BW		 203522002-03-22 Bob Wilson <bob.wilson@acm.org>
20353
20354 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
20355 passed to adjust_address. Fix comment formatting.
20356
20357
b216cd4a
ZW		 203582002-03-22 Zack Weinberg <zack@codesourcery.com>
20359
20360 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
20361 Always make REAL_VALUE_TYPE a struct containing an array of
20362 HOST_WIDE_INT, not a double. Tidy up the code deciding how
20363 big it is. Don't declare or use union real_extract.
20364
20365 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
20366 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
20367 (print_operand), config/arm/arm.c (output_move_double),
20368 config/arm/arm.md (consttable_4, consttable_8),
20369 config/romp/romp.c (output_fpops), config/s390/s390.h
20370 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
20371 (xtensa_output_literal): Don't use union real_extract.
20372
20373 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
20374 (sfmode_constant_to_ulong), config/ns32k/merlin.h
20375 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
20376 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
20377 (PRINT_OPERAND): Don't use local version of union
20378 real_extract.
20379
20380 * config/convex/convex.c (check_float_value), config/vax/vax.c
20381 (vax_float_literal), config/m88k/m88k.md (divdf3),
20382 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
20383 config/pdp11/pdp11.c (output_move_quad): Don't do host
20384 arithmetic on target floating point quantities.
20385
20386 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
20387 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
20388
20389 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
20390 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
20391
20392 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
20393 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
20394 INFINITY.
20395 * print-rtl.c (print_rtx): Disable code which needs
20396 floating-point emulator.
20397 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
20398 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
20399 depending on HOST_FLOAT_FORMAT to be defined properly.
20400
20401 * config/1750a/1750a.c (get_double, float_label): Delete.
20402 (print_operand): Delete huge commented-out chunk. Use
20403 REAL_VALUE_TO_DECIMAL.
20404 * config/1750a/1750a-protos.h: Delete prototypes of deleted
20405 functions.
20406 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
20407 IEEE_FLOAT_FORMAT.
20408 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
20409 Use REAL_VALUE_TO_DECIMAL as ELF version does.
20410 * config/m88k/m88k.c (real_power_of_2_operand,
20411 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
20412 real_extract out of the union; run the input through
20413 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
20414 from that into the union.
20415 * config/pdp11/pdp11.c (output_move_double): Rearrange
20416 parentheses to make automatic indenter happy.
20417
20418 * doc/tm.texi (Cross-compilation): Rename node to "Floating
20419 Point" and rewrite to describe current situation. Also adjust
20420 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
20421 match code.
20422 * doc/rtl.texi: Adjust cross reference.
20423
a8cacfd2
BW		 204242002-03-22 Bob Wilson <bob.wilson@acm.org>
20425
20426 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
20427 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
20428 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
20429 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
20430 prevent use of sp as a reload register.
20431 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
20432 non_acc_reg_operand.
20433 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
20434 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
20435 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
20436 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
20437
d4e6133f
NB		 204382002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
20439
b216cd4a
ZW		 20440 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
20441 * cpplex.c (unterminated): Delete.
20442 (parse_string): No string literal may extend over multiple
20443 lines. Suppress the error when preprocessing assembly.
d4e6133f
NB		 20444 * cppmain.c (scan_translation_unit): Strings are single-line.
20445
b216cd4a 20446 * doc/cpp.texi: Update to match.
d4e6133f 20447
65e6c005
JJ		 204482002-03-22 Jakub Jelinek <jakub@redhat.com>
20449
20450 PR optimization/5854
20451 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
20452 Shut up warnings.
20453 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
20454 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
20455 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
20456 const0 if scratch register was not allocated.
20457 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
20458 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
20459 with GEN_INT (...).
20460 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
20461 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
20462 with GEN_INT (...) everywhere. Remove constraints in define_split
20463 patterns.
20464 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
20465 require scratch register for setting 0 into regs/non-pushable memory.
20466
7f48c9e1
AO		 204672002-03-22 Alexandre Oliva <aoliva@redhat.com>
20468
20469 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
20470 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
20471
909de5da
PE		 204722002-03-22 Phil Edwards <pme@gcc.gnu.org>
20473
20474 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
20475 * cppinit.c (cpp_create_reader): On by default.
20476 (cpp_handle_option): Handle -W[no-]endif-labels.
20477 (cpp_post_options): Also enable if -pedantic.
20478 * cpplib.c (do_else): Use it.
20479 (do_endif): Likewise.
20480 * doc/cppopts.texi: Document new option.
20481 * doc/invoke.texi: Document new option.
20482
d8bf17f9
LB		 204832002-03-22 Lars Brinkhoff <lars@nocrew.org>
20484
20485 * config/i386/i386.c, config/i386/i386.md: Change all occurences
20486 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
20487
70e0ccd0
AO		 204882002-03-22 Alexandre Oliva <aoliva@redhat.com>
20489
20490 * flow.c (calculate_global_regs_live): Clear aux fields of
20491 ENTRY and EXIT.
20492
68882f0f
JJ		 204932002-03-22 Jakub Jelinek <jakub@redhat.com>
20494
20495 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
20496 REG or MEM subregs, pass rtx * instead of rtx to it.
20497 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
20498 rtx * instead of rtx to alter_subreg.
20499 * config/m32r/m32r.c (gen_split_move_double): Likewise.
20500 * config/pj/pj.c (pj_output_rval): Likewise.
20501
648fe28b
RH		 205022002-03-22 Richard Henderson <rth@redhat.com>
20503
20504 PR target/3177
20505 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
20506 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
20507 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
20508 (ia64_expand_prologue): Look at int_regs, not words, for number
20509 of incomming int regs.
20510
e8dcd824
AM		 205112002-03-22 Andrew MacLeod <amacleod@redhat.com>
20512
20513 * expr.c (expand_expr): A RESULT_DECL is part of a call.
20514
96327cdc
JH		 20515Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
20516
20517 * toplev.c (flag_loop_optimize, flag_crossjumping):
20518 New static variables.
20519 (rest_of_compilation): Conditionalize crossjumping and
20520 loop optimizer.
20521 (parse_options_and_default_flags): Default loop_optimize and
20522 crossjumping.
20523 (lang_independent_options): Add -fcrossjumping and -floop-optimize
20524 * invoke.texi (crossjumping, loop-optimize): Document.
20525
bc185257
RS		 205262002-03-22 Richard Sandiford <rsandifo@redhat.com>
20527
20528 * real.c (eiisneg): Move outside #ifdef NANS.
20529
0a2ed1f1
JH		 20530Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
20531
20532 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
20533 frequencies match; avoid match on different loop depths.
20534 (try_crossjump_to_bb): Kill tests that no longer brings time
20535 savings.
20536 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
20537 updating code.
20538 (split_edge): Likewise.
20539
20540 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
20541 variable.
20542
20543 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
20544 * cfgrtl.c: Include insn-config.h
20545 (split_block) Dirtify block in presence of conditional execution
20546
4d72536e
RS		 205472002-03-22 Richard Sandiford <rsandifo@redhat.com>
20548
20549 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
20550 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
20551 (function_arg): Constify CUMULATIVE_ARGS.
20552 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
20553 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
20554 (UNITS_PER_DOUBLE): New macro.
20555 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
20556 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
20557 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
20558 fp_regs and stack_words.
20559 (EABI_FLOAT_VARARGS_P): New macro.
20560 * config/mips/mips.c (struct mips_arg_info): New.
20561 (mips_arg_info): New function.
20562 (function_arg_advance): Use it. Add adjustment instructions here
20563 rather than in function_arg.
20564 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
20565 for VOIDmode at the beginning of the function.
20566 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
20567 (function_arg_pass_by_reference): Likewise.
20568 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
20569 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
20570 (mips_va_start): Likewise. Use the new stack_words field of
20571 CUMULATIVE_ARGS to set up overflow area. Reformat.
20572 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
20573 doubles and other types, aligning the overflow pointer for non-doubles
20574 too. Remove some code duplication. Replace hard-coded constants.
20575
e6f884cd
RS		 205762002-03-22 Richard Sandiford <rsandifo@redhat.com>
20577
20578 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
20579 (CLASS_UNITS): Undefine.
20580 (CLASS_MAX_NREGS): Use FP_INC.
20581 * config/mips/mips.c (compute_frame_size): Likewise.
20582 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
20583
10cf9bde
NB		 205842002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
20585
20586 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
20587 prototype, and handle lexing numbers and identifiers.
20588 (parse_identifier): Update to new form of parse_slow.
20589 (parse_number): Fast path only, use parse_slow otherwise.
20590 (_cpp_lex_direct): Update calls to parse_number.
20591
fbc2782e
DD		 205922002-03-21 DJ Delorie <dj@redhat.com>
20593
20594 * bb-reorder.c (make_reorder_chain_1): Protect against
20595 when redundant edges are omitted.
20596 * predict.c (dump_prediction): Likewise.
20597
fba39eaf
RH		 205982002-03-21 Richard Henderson <rth@redhat.com>
20599
20600 PR target/5996
20601 * fixinc/inclhack.def (solaris_stdio_tag): New.
20602 * fixinc/fixincl.x: Regenerate.
20603
eba80994
EB		 206042002-03-21 Eric Botcazou <ebotcazou@multimania.com>
20605
20606 PR c/5597
20607 * c-typeck.c (process_init_element): Flag non-static
20608 initialization of a flexible array member as illegal.
20609
2a78758b
AM		 206102002-03-22 Alan Modra <amodra@bigpond.net.au>
20611
20612 * config/rs6000/t-linux64: New.
20613 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
20614 t-ppccomm. Use t-rs6000 and t-linux64.
20615 (powerpc64-*-gnu* <tmake_file>): Likewise.
bac015e7
AM		 20616 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
20617 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
20618 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
2a78758b 20619
2cb921f4
AH		 206202002-03-21 Aldy Hernandez <aldyh@redhat.com>
20621
eba80994
EB		 20622 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
20623 flag_really_no_inline instead of optimize == 0.
2cb921f4 20624
eba80994 20625 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
2cb921f4 20626
eba80994 20627 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
2cb921f4 20628
eba80994 20629 * flags.h (flag_really_no_inline): New.
2cb921f4 20630
659e5a7a 20631 * c-common.c (c_common_post_options): Initialize
eba80994 20632 flag_really_no_inline.
2cb921f4 20633
eba80994 20634 * toplev.c (flag_really_no_inline): New.
2cb921f4 20635
239b8b9d
JJ		 206362002-03-21 Jakub Jelinek <jakub@redhat.com>
20637
20638 * config/avr/avr.md (length): Fix length computation for
20639 conditional branches.
20640
43577e6b
NB		 206412002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
20642
20643 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
20644 sdbout.o, profile.o): Update.
20645 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
20646 langhook.
20647 * c-common.h (gettags): Move here from tree.h.
20648 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
20649 insert_block, getdecls, kept_level_p, global_bindings_p): New.
20650 * dbxout.c (dbxout_init): Use getdecls langhook.
20651 * expr.c (expand_expr): Use insert_block langhook.
20652 * fold-const.c: Include langhooks.h.
20653 (fold_range_test, fold_binary_op_with_conditional_arg,
20654 fold): Use global_bindings_p langhook.
20655 * integrate.c (expand_inline_function): Use insert_block langhook.
20656 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
20657 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
20658 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
20659 LANG_HOOKS_GETDECLS): New.
20660 (LANG_HOOKS_INITIALIZER): Update.
20661 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
20662 langhook.
20663 * langhooks.h (struct lang_hooks_for_decls): New.
20664 (struct lang_hooks): Update.
20665 * profile.c: Include langhooks.h.
20666 (output_func_start_profiler): Use new langhooks.
20667 * sdbout.c: Include langhooks.h.
20668 (sdbout_init, sdbout_finish): Use getdecls langhook.
20669 * stmt.c: Include langhooks.h.
20670 (expand_fixup, fixup_gotos): Use new langhooks.
20671 * stor-layout.c: Include langhooks.h.
20672 (variable_size): Use global_bindings_p langhook.
20673 * toplev.c (compile_file): Use getdecls langhook.
20674 * tree-inline.c (remap_block): Use insert_block langhook.
20675 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
20676 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
20677
5b19b10c
RH		 206782002-03-21 Richard Henderson <rth@redhat.com>
20679
20680 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
20681 constants in .data when -fpic.
20682
e05af335
GP		 206832002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
20684
20685 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
20686 where appropriate.
20687
60ffc997
TT		 206882002-03-21 Tom Tromey <tromey@redhat.com>
20689
20690 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
20691
75897075
RK		 20692Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20693
a73afd69 20694 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
46399021 20695
75897075
RK		 20696 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
20697
312687cf
EB		 206982002-03-21 Eric Botcazou <ebotcazou@multimania.com>
20699 Richard Henderson <rth@redhat.com>
20700
20701 PR c/5354
20702 * c-common.c (c_expand_expr): Preserve result of a statement
20703 expression if needed.
20704
f0e1f482
JJ		 207052002-03-21 Jakub Jelinek <jakub@redhat.com>
20706
20707 PR bootstrap/4195
20708 * genrecog.c (maybe_both_true_mode): Remove.
20709 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
20710 * machmode.def (Pmode): Likewise.
20711
c14b9960
JW		 20712Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
20713
20714 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
20715 (nonlocal_mentioned_p_1): New function.
20716 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
20717 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
20718 (mark_constant_function): Recognize pure functions.
20719 * rtl.h (global_reg_mentioned_p): New prototype.
20720 * rtlanal.c (global_reg_mentioned_p,
20721 global_reg_mentioned_p_1): New function.
20722
aaa4d130
RO		 207232002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20724
20725 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
20726 UNIX assert.h.
20727 * fixinc/fixincl.x: Regenerate.
20728
e5c4bd1b
JM		 207292002-03-20 Jason Merrill <jason@redhat.com>
20730
20731 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
20732
852b81bb
MM		 207332002-03-20 Michael Meissner <meissner@redhat.com>
20734
20735 * doc/invoke.texi (Optimize Options): Document that -O2 sets
20736 -fstrict-aliasing.
20737
86d8c251
BW		 207382002-03-20 Bob Wilson <bob.wilson@acm.org>
20739
20740 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
20741 ".literal_position" directive before the constant pool.
20742
0a39c350
GP		 207432002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
20744
20745 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
20746 Add Craig Rodrigues.
20747 Add Brad Lucier to testers.
20748
71a83373
JJ		 207492002-03-20 Jakub Jelinek <jakub@redhat.com>
20750
20751 PR target/4792
20752 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
20753 to if_then_else.
20754 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
20755 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
20756 instead of insn_extract.
20757
a29b099d
JJ		 207582002-03-20 Jakub Jelinek <jakub@redhat.com>
20759
20760 PR bootstrap/4192
71a83373 20761 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
a29b099d
JJ		 20762
20763 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
20764 stmt if some case has been output.
20765
048b1c95
JJ		 207662002-03-20 Jakub Jelinek <jakub@redhat.com>
20767
20768 PR c/5972
20769 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
20770 movsfcc_1, movdfcc_1): Add %O2.
20771 * config/i386/i386.c (print_operand): Handle %ON.
20772 Print . before float condition codes in Sun as cmov syntax.
20773 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
20774 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
20775 no longer true.
20776
f4864588
PB		 207772002-03-20 Philip Blundell <pb@nexus.co.uk>
20778
20779 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
20780 return instruction if PC was popped.
20781
3a307de4
BW		 207822002-03-20 Bob Wilson <bob.wilson@acm.org>
20783
20784 * config/xtensa/xtensa.md: Remove unused type attributes.
20785 (adddi_carry, subddi_carry): Change type attribute to "multi".
20786
048b1c95 207872002-03-19 Dale Johannesen <dalej@apple.com>
ed7d44bc
DJ		 20788
20789 PR optimization/5999, middle-end/5731
20790 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
20791 multiplications by reciprocals.
20792
7afff7cf
NB		 207932002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
20794
20795 * Makefile.in: Update.
20796 * c-common.c: Include langhooks.h.
20797 (inline_forbidden_p): Use new hook.
20798 * diagnostic.c: Include langhooks.h.
20799 (format_with_decl, announce_function,
20800 default_print_error_function): Use new hook.
20801 * dwarf2out.c (dwarf2_name): Use new hook.
20802 * function.c: Include langhooks.h.
20803 (init_function_start): Use new hook.
20804 * langhooks-def.h (lhd_decl_printable_name): New.
20805 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
20806 (LANGHOOKS_INITIALIZER): Update.
20807 * langhooks.c (lhd_decl_printable_name): New.
20808 * langhooks.h (struct lang_hooks): New hook.
20809 * toplev.c (decl_name, decl_printable_name): Remove.
20810 (open_dump_file): Use new hook.
20811 (process_options): Remove old hook.
20812 * tree.h (decl_printable_name): Remove.
20813objc:
20814 * objc-act.c (objc_init): Remove old hook.
20815 (objc_printable_name): Export.
20816 * objc-act.h (objc_printable_name): New.
20817 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
20818
f78ce0b7
JB		 208192002-03-19 Jim Blandy <jimb@redhat.com>
20820
20821 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
20822 the start_source_file debug hook, not the current line number.
20823
15b5aef3
RH		 208242002-03-19 Richard Henderson <rth@redhat.com>
20825
20826 * flow.c (EH_USES): Provide default.
20827 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
20828 * doc/tm.texi (EH_USES): New.
20829
20830 * config/ia64/ia64.c (ia64_eh_uses): New.
20831 * config/ia64/ia64-protos.h: Update.
20832 * config/ia64/ia64.h (EH_USES): New.
20833
02a7a3fd
RH		 208342002-03-19 Richard Henderson <rth@redhat.com>
20835
20836 * varasm.c (output_constant_def): Fix stupid typo.
20837
93f82d60
RH		 208382002-03-19 Richard Henderson <rth@redhat.com>
20839
2842be05 20840 PR 5879
93f82d60
RH		 20841 * except.c (current_function_has_exception_handlers): New.
20842 * except.h: Declare it.
20843 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
20844 Combine tests that disable all sibcalls for the function.
20845
ed4fbfa0
OH		 208462002-03-19 Olivier Hainque <hainque@act-europe.fr>
20847
20848 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
20849 for INTEGER_CST.
20850
ebf0e888
RH		 208512002-03-19 Richard Henderson <rth@redhat.com>
20852
1e82682b 20853 PR 5977, 5991
ebf0e888
RH		 20854 * config/ia64/ia64.c: Revert 2002-03-01 patch.
20855 * config/ia64/ia64.h (INIT_EXPANDERS): New.
20856
e37b38d7
JB		 208572002-03-19 Jim Blandy <jimb@redhat.com>
20858
20859 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
20860 name, even if the replacement list contains no tokens, as required
20861 by Dwarf.
20862
2a4ea326
JM		 208632002-03-19 Jason Merrill <jason@redhat.com>
20864
f9d09ae5
JM		 20865 * varasm.c (globalize_decl): Get the name from the RTL, not
20866 DECL_ASSEMBLER_NAME.
20867
2a4ea326
JM		 20868 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
20869
99b96edb
BW		 208702002-03-19 Bob Wilson <bob.wilson@acm.org>
20871
20872 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
20873 subdi_carry): Define.
20874
3774b567
DE		 208752002-03-19 David Edelsohn <edelsohn@gnu.org>
20876
20877 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
20878 about -fpic/-fPIC if extra_warnings set.
20879
21ef78aa
DE		 208802002-03-19 David Edelsohn <edelsohn@gnu.org>
20881
20882 * expr.c (expand_expr): Sign-extend CONST_INT generated from
20883 TREE_STRING_POINTER.
0c2fdcdf 20884 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
21ef78aa 20885
91d4b3fd
RK		 20886Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20887
20888 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
20889 in favor of SP if FRAME_POINTER_REQUIRED is false.
20890
2496c7bd
LB		 208912002-03-19 Lars Brinkhoff <lars@nocrew.org>
20892
20893 * emit-rtl.c (gen_int_mode): New function.
20894 * rtl.h: Prototype for it.
20895 * combine.c (make_extraction, simplify_comparison), expmed.c
20896 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
20897 (convert_modes, store_field), optabs.c (expand_fix),
20898 simplify-rtx.c (neg_const_int, simplify_unary_real),
20899
20900 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
20901 Use it instead of GEN_INT (trunc_int_for_mode (...)).
20902
f735a153
JJ		 209032002-03-19 Jakub Jelinek <jakub@redhat.com>
20904
20905 PR c/5656
20906 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
20907 convert_parm_for_inlining.
20908 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
20909 Define.
20910 * langhooks-def.h: Likewise.
20911 * objc/objc-lang.c: Likewise.
20912 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
20913 function.
20914 * tree-inline.c (initialize_inlined_parameters):
20915 Call convert_parm_for_inlining lang hook if needed.
20916 * c-typeck.c (c_convert_parm_for_inlining): New function.
20917 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
20918
1929c971
MM		 209192002-03-18 Mark Mitchell <mark@codesourcery.com>
20920
b216cd4a 20921 * calls.c (precompute_arguments): Do not assume that temporaries
1929c971
MM		 20922 can be destroyed after expanding the argument.
20923 (expand_call): Likewise.
20924
c79ca0ac
EC		 209252002-03-15 Eric Christopher <echristo@redhat.com>
20926
20927 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
20928 Fix register preference on last change.
20929 * config/mips/mips.c (mips_return_in_memory): New function.
20930 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
20931 * config/mips/mips-protos.h: Declare.
20932 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
20933 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
20934
07e2e444
AO		 209352002-03-18 Alexandre Oliva <aoliva@redhat.com>
20936
1bfbbbcf
AO		 20937 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
20938 a register too.
20939 (anddi3, iorsi3): Likewise.
20940
c066429e
AO		 20941 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
20942 use %gprel for symbols that are going to be placed in linkonce
20943 sections.
20944
07e2e444
AO		 20945 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
20946 RETURN_ADDRESS_POINTER_REGNUM to $ra.
20947 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
20948 not needed. Disregard leaf_function_p().
20949 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
20950 mips16 frame pointer.
20951 * config/mips/mips.md (store ra): Only to small SP offsets.
20952 2001-08-22 Graham Stott <grahams@redhat.com>
20953 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
20954 return a REG rtx for the return address register.
20955
eb8e00ea
BW		 209562002-03-18 Bob Wilson <bob.wilson@acm.org>
20957
20958 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
20959 constant-pool addresses as "mode-dependent".
20960 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
20961
cbb92744
JJ		 209622002-03-18 Jakub Jelinek <jakub@redhat.com>
20963
20964 PR target/5740
20965 * expr.c (emit_group_load): Use extract_bit_field if
20966 needed for CONCAT arguments.
20967
657d9449
RE		 209682002-03-18 Richard Earnshaw <rearnsha@arm.com>
20969
91f3a802 20970 PR target/4863
657d9449
RE		 20971 * arm.md (tablejump): Make this a define_expand. For PIC add the
20972 offset to the base of the table.
20973 (thumb_tablejump): Matcher for Thumb tablejump insn.
20974 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
20975 as the difference of two labels.
20976 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
20977 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
20978 tables in the code.
20979 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
20980 * arm.c (get_jump_table_size): If the table is not in the text
20981 section, return zero.
c79ca0ac 20982
5d5603e2
BS		 209832002-03-18 Bernd Schmidt <bernds@redhat.com>
20984
20985 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
20986 of gen_rtx_SUBREG.
20987 (arm_reload_out_hi): Use gen_lowpart instead of
20988 gen_rtx_SUBREG to access QImode components.
20989 * config/arm/arm.md: Disable zero_extend split for QImode
20990 subregs in BIG_ENDIAN mode.
20991 (storehi_bigend): Match use of least significant byte.
20992 (storeinthi): Remove extraneous SUBREG.
66c17b64 20993 Add missing construction of operands[2].
5d5603e2
BS		 20994 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
20995 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
20996 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
20997
df15fbc7
AH		 209982002-03-18 Aldy Hernandez <aldyh@redhat.com>
20999
2496c7bd
LB		 21000 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
21001 any_operand.
df15fbc7 21002
b83b7fa3
RH		 210032002-03-17 Richard Henderson <rth@redhat.com>
21004
21005 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
21006 explicitly.
21007
6f7c00fe
HPN		 210082002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
21009
21010 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
21011 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
21012
155038f2
KG		 210132002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21014
720d42fa
KG		 21015 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
21016
155038f2
KG		 21017 * predict.c (estimate_bb_frequencies): Delete unused variables.
21018
e6542f4e
RH		 210192002-03-17 Richard Henderson <rth@redhat.com>
21020
21021 * config/ia64/ia64.c (ia64_attribute_table): Move before
21022 targetm definition. Make static.
21023
52dabb6c
NB		 210242002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
21025
21026 * c-common.h (yyparse, c_common_parse_file): New.
21027 * c-lang.c: Include c-common.h.
21028 (LANG_HOOKS_PARSE_FILE): Redefine.
21029 * c-lex.c: Include c-common.h.
21030 (yyparse): Rename c_common_parse_file. Call yyparse.
21031 * c-parse.in (yyparse): Remove macro.
21032 * c-tree.h (yyparse_1): Remove.
21033 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
21034 (LANG_HOOKS_INITIALIZER): Update.
21035 * langhooks.h (struct lang_hoooks): New hook parse_file.
21036 * toplev.c (compile_file): Use parse_file hook.
21037 * tree.h (yyparse): Remove.
e6542f4e 21038 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
52dabb6c 21039
b5ffe606
HPN		 210402002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
21041
ba82f58b
HPN		 21042 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
21043 float_truncate, not fix.
21044 ("*truncdfsf2_real"): Ditto.
21045 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
21046
b5ffe606
HPN		 21047 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
21048
c8d1b2b7
AO		 210492002-03-16 Alexandre Oliva <aoliva@redhat.com>
21050
cfb773f9
AO		 21051 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
21052 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
21053 where appropriate. Make the second reference to
21054 leaf_function_p a function call, as intended. Reindented.
21055
4dffef52
AO		 21056 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
21057 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
21058
4f5bd6d7
AO		 21059 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
21060 add register to non-constant into sp.
21061
c8d1b2b7
AO		 21062 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
21063 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
21064 (mips16_gp_pseudo_rtx): Lose.
21065 (INIT_EXPANDERS): Deleted.
21066 * config/mips/mips.c (mips_init_machine_status): New.
21067 (mips_free_machine_status): New.
21068 (mips_mark_machine_status): New.
21069 (override_options): Set them.
21070 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
21071 (struct machine_function): ... new. Replaced all references.
21072 (mips_add_gc_roots): Don't mark them.
21073 (embedded_pic_fnaddr_reg): New, extracted from...
21074 (embedded_pic_offset): ... here.
21075 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
21076 (movsi): Likewise.
21077
b3124fac
NB		 210782002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
21079
21080 * cppinit.c: Revert -MD removal.
21081
121449b6
SC		 210822002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21083
21084 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
21085 soft registers by default for 68HC12.
21086 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
21087 when compiling with -fomit-frame-pointer.
21088 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
21089 (expand_epilogue): Likewise.
21090 (m68hc11_gen_rotate): Use exg when rotating by 8.
21091
840e2ff1
SC		 210922002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21093
21094 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
21095 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
21096 (splits): Remove unused add splits.
21097 ("*addhi3_68hc12"): Tune constraints.
21098 ("addhi_sp"): Try to use X instead of Y in all cases and if the
21099 constant fits in 8-bits and D is dead use abx/aby instructions.
21100 ("*addhi3"): Remove extern declaration of ix_reg.
21101 ("*subsi3"): Optimize and provide new split.
21102 ("subhi3"): Cleanup.
21103 ("*subhi3_sp"): Avoid saving X if we know it is dead.
21104 (arith splits): For 68hc12 save the address register on the stack
21105 and do the arithmetic operation with a pop.
21106
3c9a5efe
SC		 211072002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21108
21109 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
21110 allocating QImode in address registers.
21111 ("*movqi_m68hc11"): Likewise.
21112
e41f3392
JH		 21113Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
21114
21115 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
21116
576786b0
NB		 211172002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
21118
21119 * cppinit.c (print_help): Display -MD and -MMD.
21120 Don't display usage string. Update assertion syntax and
21121 typo.
21122 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
21123 (cpp_handle_option): Update.
21124
1ac458d4
CD		 211252002-03-15 Chris Demetriou <cgd@broadcom.com>
21126
21127 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
21128 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
21129 and define it so that regardless of target CPU size,
21130 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
21131 of "int" rather than "long."
21132
1fcd592b
RH		 211332002-03-15 Richard Henderson <rth@redhat.com>
21134
21135 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
21136 size as a tree.
21137
a0df6910
SC		 211382002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21139
21140 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
21141 ("tstqi" split): Avoid using memory for tstqi on address register.
21142 (splits): Remove constraints.
21143 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
21144 ("cmpdf", "cmpsf"): Remove since not used.
21145 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
21146 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
21147
015a2e59
SC		 211482002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21149
21150 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
21151 ("neghi2"): Tighten constraints.
21152 ("one_cmplsi2"): Optimize and simplify split.
21153 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
21154
cd28557c
SC		 211552002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21156
21157 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
21158 and split of AND operation to clear the upper bits.
21159 ("*logicalsi3_zextqi"): Likewise.
21160 ("*logicallhi3_zexthi_ashift8"): Likewise.
21161 ("*logicalsi3_silshr16"): Likewise.
21162 ("logicalsi3_silshl16"): Likewise.
21163 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
21164
932657df
SC		 211652002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21166
21167 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
21168 (m68hc11_indirect_p): New function.
21169 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
21170 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
21171 TARGET_M6812.
21172 (asm_print_register): Likewise.
21173 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
21174 (m68hc11_indirect_p): Declare.
21175 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
21176 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
21177 (TARGET_SWITCHES): New option -mrelax.
21178 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
21179 destination.
21180 ("iorsi3", "xorsi3"): Likewise.
21181 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
21182 ("*andhi3_mem"): New to handle destination in memory with bclr
21183 and a scratch register.
21184 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
21185 ("*andhi3_const"): New when operand2 is constant.
21186 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
21187 ("*andhi3_gen"): Cleanup of the old "andhi3".
21188 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
21189 ("xorqi3"): Update constraints.
21190
fdffea1a
SC		 211912002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21192
21193 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
21194 for reg_equiv_memory_loc when the operand is a register that does
21195 not get a hard register (stack location).
21196 (tst_operand): After reload, accept all memory operand.
21197 (symbolic_memory_operand): Fix detection of symbolic references.
21198 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
21199 accept symbols and any constant.
21200
6272bc68
SC		 212012002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21202
21203 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
21204 note on the insn that sets the soft frame register.
21205 (must_parenthesize): ix and iy are also reserved names.
21206 (print_operand_address): One more place where parenthesis are required
21207 to avoid confusion with register names.
21208 (m68hc11_gen_movhi): Allow push of stack pointer.
21209 (m68hc11_check_z_replacement): Fix handling of parallel with a
21210 clobber.
21211 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
21212 the replacement register is.
21213 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
21214 and D8_REGS classes.
21215 (MODES_TIEABLE_P): All modes are tieable except QImode.
21216
1d2d9def
SC		 212172002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21218
21219 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
21220 (___subdi3): Likewise.
21221 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
21222 (__map_data_section): Optimize 68hc11 case.
21223
a0ccf503
SC		 212242002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21225
21226 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
21227 than a shift to avoid adding a register with itself.
21228 (m68hc11_memory_move_cost): Take into account NO_REGS.
21229 (m68hc11_register_move_cost): Update and use memory move cost
21230 for soft registers.
21231 (m68hc11_address_cost): Make cost of valid offset not 0 so that
21232 it gives more opportunities to cse to optimize.
21233 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
21234 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
21235
6e4ae815
MM		 212362002-03-15 Mark Mitchell <mark@codesourcery.com>
21237
21238 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
21239 * c-common.def (CLEANUP_STMT): New tree node.
21240 * c-common.h (CLEANUP_DECL): New macro.
21241 (CLEANUP_EXPR): Likewise.
21242 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
21243 * expr.c (expand_expr): Tidy.
21244 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
21245 * tree-inline.c (initialize_inlined_parameters): Clean up
21246 new local variables.
21247
a42519be
JJ		 212482002-03-15 Jakub Jelinek <jakub@redhat.com>
21249
21250 PR bootstrap/4128
21251 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
21252 before movrXX only, use reg_overlap_mentioned_p.
21253 Only special case NE if just one insn can be generated.
21254
15409448
JM		 212552002-03-15 Jason Merrill <jason@redhat.com>
21256
21257 * varasm.c (assemble_variable): Call resolve_unique_section before
21258 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
21259 of error_mark_node.
21260
3a4edb44
RE		 212612002-03-15 Richard Earnshaw <rearnsha@arm.com>
21262
21263 PR target/5170
21264 * arm.md (split pattern for thumb shiftable immediates): Add comment
21265 explaining non-obvious test.
21266
32defa36
RE		 212672002-03-15 Richard Earnshaw <rearnsha@arm.com>
21268
21269 PR target/5712
21270 * arm.md (movaddr, movaddr_insn): Delete.
21271
5cc90635
JM		 212722002-03-15 Jason Merrill <jason@redhat.com>
21273
21274 * toplev.c (wrapup_global_declarations): Clarify variable handling.
21275 -fkeep-static-consts doesn't apply to comdats.
21276
ecb0eece
RH		 212772002-03-14 Richard Henderson <rth@redhat.com>
21278
21279 * c-decl.c: Include c-pragma.h.
21280 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
21281 (finish_function): Tidy.
21282 * c-pragma.c: Include c-common.h.
21283 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
21284 (handle_pragma_weak): Use them.
21285 (init_pragma): Register pending_weaks.
21286 * c-pragma.h (maybe_apply_pragma_weak): Declare.
21287 * print-tree.c (print_node): Print DECL_WEAK.
21288 * varasm.c (mark_weak_decls): Remove.
21289 (remove_from_pending_weak_list): Remove.
21290 (add_weak): Remove.
21291 (asm_emit_uninitialised): Call globalize_decl for weak commons.
21292 (weak_decls): Make a tree_list.
21293 (declare_weak): Cons weak_decls directly.
21294 (globalize_decl): Remove weak_decls elements directly.
21295 (weak_finish): Simplify weak_decls walk. Don't weaken unused
21296 symbols. Don't pretend to handle aliases.
21297 (init_varasm_once): Update weak_decls registry.
21298 * Makefile.in: Update dependencies.
21299
98d2b17e
RH		 213002002-03-14 Richard Henderson <rth@redhat.com>
21301
21302 PR target/5312
21303 * config/ia64/ia64.c: Include tm_p.h last.
21304 (gen_nop_type): Remove duplicate definition.
21305 (cycle_end_fill_slots): Set sched_data for second L slot.
21306 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
21307 (nop_cycles_until): Fix typos.
21308
f2f4927e
JJ		 213092002-03-15 Jakub Jelinek <jakub@redhat.com>
21310
21311 PR optimization/5891
21312 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
21313
5025a549
DM		 213142002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
21315
21316 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
21317 descriptors correctly.
21318
03e9dbc9
MM		 213192002-03-14 Michael Meissner <meissner@redhat.com>
21320
21321 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
21322 100, allowing MAX_UNROLLED_INSNS to be overridden.
21323
21324 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
21325 --param.
21326
21327 * unroll.c (params.h): Include.
21328 (MAX_UNROLLED_INSNS): Delete, now in params.h.
21329
21330 * doc/invoke.texi (--param max-unroll-insns): Document.
21331
21332 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
21333
12249385
RE		 213342002-03-14 Richard Earnshaw <rearnsha@arm.com>
21335
21336 * arm.md: Fix warnings about constraints in peepholes and splits.
21337
f0cce04a
ZW		 213382002-03-14 Zack Weinberg <zack@codesourcery.com>
21339
21340 * cpphash.h (struct lexer_state): Remove line_extension member.
21341 * cpplib.c (dequote_string, do_linemarker): New functions.
21342 (linemarker_dir): New data object.
21343 (DIRECTIVE_TABLE): No longer need to interpret #line in
21344 preprocessed source. Delete obsolete comment about return
21345 values of handlers.
21346 (end_directive, directive_diagnostics, _cpp_handle_directive):
21347 Don't muck with line_extension.
21348 (directive_diagnostics): No need to issue warnings for
21349 linemarkers here.
21350 (_cpp_handle_directive): Issue warnings for linemarkers here,
21351 when appropriate. Dispatch linemarkers to do_linemarker, not
21352 do_line.
21353 (do_line): Code to handle linemarkers split out to do_linemarker.
21354 Convert escape sequences in filename argument, both places.
21355
21356 * cppmacro.c (quote_string): Rename cpp_quote_string and
21357 export. All callers changed.
21358 * cpplib.h (cpp_quote_string): Prototype.
21359 * cppmain.c (print_line): Call cpp_quote_string on to_file
21360 before printing it.
21361
21362 * doc/cpp.texi: Document that escapes are now interpreted in
21363 #line and in linemarkers, and that non-printing characters are
21364 converted to octal escapes when linemarkers are generated.
21365
21366Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
83a49407
JH		 21367
21368 * emit-rtl.c (try_split): Use delete_insns.
21369 * recog.c (split_all_insns): Fix terminating condition.
21370
c882c7ac
RE		 213712002-03-14 Richard Earnshaw <rearnsha@arm.com>
21372 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
21373
21374 PR target/5828
21375 * arm.c (arm_output_epilogue): Fix floating-point register save
21376 adjustment when using a frame pointer.
21377
3f26edaa
RS		 213782002-03-14 Richard Sandiford <rsandifo@redhat.com>
21379
21380 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
21381 * config/mips/mips.c (compute_frame_size): Retrofit them here.
21382 (save_restore_insns, mips_expand_epilogue): And here.
21383 (build_mips16_call_stub): And here.
21384 (mips_function_value): Use the new macros to decide whether a single
21385 or complex float can be returned in floating-point registers. Return
21386 a parallel rtx in the complex case.
21387
1e3881c2
JH		 21388Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
21389
21390 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
21391 call after liveness analysis.
21392
21393 * recog.c (split_insn): Use delete_insn_and_edges.
21394
21395 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
21396 instructions to have branch prediction notes.
21397 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
21398
200ef634
GK		 213992002-03-14 Geoffrey Keating <geoffk@redhat.com>
21400
21401 * configure.in: Don't pass -Wno-long-long to a ADA compiler
21402 that doesn't support it.
21403 * configure: Regenerate.
21404
0b82d204
JJ		 214052002-03-13 Jakub Jelinek <jakub@redhat.com>
21406
21407 PR target/5626
21408 * config/sparc/sparc.md (normal_branch, inverted_branch,
21409 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
21410 inverted_fp_branch): Adjust calls to output_cbranch.
21411 Set length attribute.
21412 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
21413 output_v9branch. Set length attribute.
21414 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
21415 predicates.
21416 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
21417 (output_cbranch): Likewise. Handle far branches.
21418 (output_v9branch): Handle far branches.
21419 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
21420 Adjust prototypes.
21421 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
21422 noov_compare64_op predicates.
21423
7a8de19b
JM		 214242002-03-13 Jason Merrill <jason@redhat.com>
21425
21426 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
21427 into the function and constify it.
21428 * gthr-dce.h, gthr-solaris.h: Likewise.
21429
2a55fd42
DE		 214302002-03-13 David Edelsohn <edelsohn@gnu.org>
21431
21432 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
21433 * config/rs6000/rs6000.c (rs6000_va_arg): Use
21434 std_expand_builtin_va_arg if not ABI_V4.
21435
19c5b1cf
JM		 214362002-03-13 Jason Merrill <jason@redhat.com>
21437
21438 * varasm.c (globalize_decl): New fn.
21439 (assemble_start_function): Use it.
21440 (asm_emit_uninitialized): Use it.
21441 (assemble_alias): Use it.
21442 (assemble_variable): Use it.
21443
2a15f5e1
HPN		 214442002-03-13 Hans-Peter Nilsson <hp@axis.com>
21445
21446 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
f0cce04a 21447 2002-03-12 internal visibility change.
2a15f5e1
HPN		 21448 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
21449 visibility into SYMBOL_REF_FLAG.
21450
c0a3eeac
UW		 214512002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
21452
21453 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
21454 VOIDmode operand. Add compile-time optimization for constant results.
21455
a1652cee
JM		 214562002-03-12 Jason Merrill <jason@redhat.com>
21457
21458 * c-typeck.c (convert_for_assignment): Don't allow conversions
21459 between pointers and references. Only allow lvalues to convert to
21460 reference.
21461
c52a375d
HP		 214622002-03-13 Hartmut Penner <hpenner@de.ibm.com>
21463
f0cce04a
ZW		 21464 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
21465 before prologue, to avoid scheduling problems.
c52a375d 21466
e387e99b
JJ		 214672002-03-13 Jakub Jelinek <jakub@redhat.com>
21468
21469 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
21470 (ELIMINABLE_REGS): Add sfp->sp.
21471 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
21472
214732002-03-13 Jakub Jelinek <jakub@redhat.com>
09948ece
JJ		 21474
21475 PR optimization/5892
21476 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
21477
4061c1a3
JJ		 214782002-03-13 Jakub Jelinek <jakub@redhat.com>
21479
21480 * loop.c (basic_induction_var): Don't call convert_modes if mode
21481 classes are different.
21482
5b43fed1
RH		 214832002-03-12 Richard Henderson <rth@redhat.com>
21484
9f53e965
RH		 21485 PR optimization/5901
21486 * function.c (reposition_prologue_and_epilogue_notes): Position
21487 the markers after/before the last/first insn not deleted.
21488
214892002-03-12 Richard Henderson <rth@redhat.com>
21490
21491 PR optimization/5878
5b43fed1
RH		 21492 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
21493 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
21494 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
21495
21496 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
21497 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
21498 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
21499
21500 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
21501 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
21502 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
21503 also. Don't set it if not flag_pic.
21504 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
21505 to be INVALID_REGNUM when not used.
21506
4e9bb42b
AH		 215072002-03-13 Aldy Hernandez <aldyh@redhat.com>
21508
5b43fed1
RH		 21509 * expmed.c (store_bit_field): Reset alias set for memory.
21510 (extract_bit_field): Same.
4e9bb42b 21511
2f9834e8
KG		 215122002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21513
21514 * c-common.c (c_tree_code_type, c_tree_code_length,
21515 c_tree_code_name, add_c_tree_codes): Delete.
21516 * c-common.h (add_c_tree_codes): Delete.
21517 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
21518 Define.
21519 * c-objc-common.c (c_objc_common_init): Don't call
21520 add_c_tree_codes, instead set lang_unsafe_for_reeval.
21521 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
21522 objc_tree_code_name, add_objc_tree_codes): Delete.
21523 (objc_init): Don't call add_objc_tree_codes.
21524 * objc/objc-lang.c (tree_code_type, tree_code_length,
21525 tree_code_name): Define.
21526 * toplev.c (lang_independent_init): Don't set
21527 tree_code_length[IDENTIFIER_NODE].
21528 * tree.c (tree_code_type, tree_code_length, tree_code_name):
21529 Delete definitions, moved to language front-ends.
21530 * tree.def (IDENTIFIER_NODE): Hardwire the length.
21531 * tree.h (tree_code_type, tree_code_length, tree_code_name):
21532 Const-ify.
21533 (tree_code_length): Change type to unsigned char.
21534
36ad2436
RH		 215352002-03-12 Richard Henderson <rth@redhat.com>
21536
21537 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
21538 internal visibility change.
21539
0ae02efa
BW		 215402002-03-12 Bob Wilson <bob.wilson@acm.org>
21541
21542 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
21543 validize_mem() instead of change_address to avoid clobbering
21544 memory attributes.
21545
35bb2bee
NB		 215462002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
21547
21548 * c-lex.h (position_after_whitespace): Remove.
21549
62ae2529
JJ		 215502002-03-12 Jakub Jelinek <jakub@redhat.com>
21551
21552 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
21553 (lex_string): Use unsigned char pointers.
21554
6a45951f
UW		 215552002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
21556
21557 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
21558 is not a valid memory_operand.
21559
e2fb85da
BW		 215602002-03-12 Bob Wilson <bob.wilson@acm.org>
21561
21562 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
21563 * config/xtensa/lib1funcs.asm: Fix copyright to include
21564 special case for libgcc files.
21565 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
21566 (__divsi3): Likewise.
21567 (__umodsi3): Likewise.
21568 (__modsi3): Likewise.
21569 * config/xtensa/lib2funcs.S: Fix copyright to include
21570 special case for libgcc files.
21571
5b8619f8
TR		 215722002-03-12 Tom Rix <trix@redhat.com>
21573
21574 * collect2.c (resolve_lib_name): Move outside of
f0cce04a 21575 OBJECT_FORMAT_COFF ifdef.
5b8619f8
TR		 21576 (ignore_library): Same.
21577
089c8f97
BW		 215782002-03-12 Bob Wilson <bob.wilson@acm.org>
21579
21580 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
21581
958c70ff
BW		 215822002-03-12 Bob Wilson <bob.wilson@acm.org>
21583
21584 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
21585 to function_section before writing out the constant pool.
21586
a65c591c
DE		 215872002-03-12 David Edelsohn <edelsohn@gnu.org>
21588
21589 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
21590 zero_constant.
21591 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
21592
215932002-03-12 Alan Modra <amodra@bigpond.net.au>
21594
21595 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
21596 (adddi3): Likewise.
21597 (movdf): Likewise.
21598 (movdi): Likewise.
21599 (cmpsi splitter): Likewise.
21600 (modsi3): Fail if <= 0.
21601 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
21602 redundant test when HOST_BITS_PER_WIDE_INT != 32.
21603 (reg_or_sub_cint64_operand): Likewise.
21604 (num_insns_constant_wide): Optimize sign extension.
21605 (rs6000_legitimize_address): Likewise.
21606
17720332
AM		 216072002-03-12 Andrew MacLeod <amacleod@redhat.com>
21608
21609 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
21610 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
21611
cd49f073
AM		 216122002-03-12 Andrew MacLeod <amacleod@redhat.com>
21613
21614 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
21615 address calculation.
21616
6a4e49c1
UW		 216172002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
21618
21619 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
21620 scratch register to DImode / TImode.
21621 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
21622 register used does not overlap the target.
21623
54b6670a
KG		 216242002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21625
21626 * Makefile.in (debug.o): Depend on debug.h.
21627 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
21628 * debug.c (do_nothing_debug_hooks): Likewise.
21629 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
21630 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
21631 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
21632 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
21633 * dwarfout.c (dwarf_debug_hooks): Likewise.
21634 * integrate.c (output_inline_function): Likewise.
21635 * objc/objc-act.c (synth_module_prologue): Likewise.
21636 * sdbout.c (sdb_debug_hooks): Likewise.
21637 * toplev.c (debug_hooks): Likewise.
21638 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
21639
2465bf76
KG		 216402002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21641
21642 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
21643 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
21644 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
21645 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
21646 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
21647 * defaults.h (POINTER_SIZE): Define.
21648 * doc/tm.texi (POINTER_SIZE): Document default.
21649
53f3e9ca
KG		 216502002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21651
21652 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
21653
44d3eb5b
RH		 216542002-03-11 Richard Henderson <rth@redhat.com>
21655
21656 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
21657 if rebuild_label_notes_after_reload.
21658
4a085d2e
HPN		 216592002-03-12 Hans-Peter Nilsson <hp@axis.com>
21660
21661 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
21662 emit pic register load if "internal" visibility.
21663 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
21664 (cris_expand_builtin_va_arg): Do all computations on trees.
21665
bc204393
RH		 216662002-03-11 Richard Henderson <rth@redhat.com>
21667
21668 * rtlanal.c: Include recog.h.
21669 (keep_with_call_p): Fix thinko.
21670 * Makefile.in (rtlanal.o): Update dependencies.
21671
6b8b9d7b
CM		 216722002-03-11 Chris Meyer <cmeyer@gatan.com>
21673
21674 * genflags.c (gen_insn): Use IS_VSPACE.
21675 * genoutput.c (output_insn_data): Likewise.
21676 (process_template): Likewise.
21677
6c40858f
RH		 216782002-03-11 Richard Henderson <rth@redhat.com>
21679
21680 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
21681
40adaa27
NB		 216822002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
21683
21684 * Makefile.in: Update.
6c40858f 21685 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
40adaa27 21686 Update documentation.
6c40858f
RH		 21687 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
21688 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
40adaa27 21689
049b03f4
ZW		 216902002-03-11 Zack Weinberg <zack@codesourcery.com>
21691
21692 * Makefile.in: Give texi2pod its input file as a command line
21693 argument, not on stdin.
21694
61eece67
DN		 216952002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
21696 Daniel Berlin <dan@dberlin.org>
21697
21698 C++ alias analysis improvement.
f0cce04a 21699 * alias.c (record_component_aliases): Record aliases for base
61eece67
DN		 21700 classes too.
21701
a65c591c
DE		 217022002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
21703
ff080aba
UW		 21704 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
21705
1682dbb1
DR		 217062002-03-11 Douglas B Rupp <rupp@gnat.com>
21707
fa2d765a
DR		 21708 * toplev.c (vms_fopen): Remove, not needed.
21709
6f1fd286
DR		 21710 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
21711
b230e057
DR		 21712 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
21713
cb9a8e97
DR		 21714 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
21715 for FP, already done later.
21716
1682dbb1
DR		 21717 * toplev.c (debug_args): Add entry for VMS_DEBUG.
21718 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
21719
3fcaac1d
RS		 217202002-03-11 Richard Sandiford <rsandifo@redhat.com>
21721
21722 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
21723 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
21724 LARGEST_EXPONENT_IS_NORMAL for the given mode.
21725 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
21726 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
21727 (ediv, emul, eldexp, esqrt): Likewise.
21728 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
21729 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
21730 (saturate): New function.
21731 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
21732 (make_nan): Use a saturation value instead of a NaN if
21733 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
21734 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
21735 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
21736 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
21737 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
21738 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
21739 !ROUND_TOWARDS_ZERO.
21740 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
21741 (ROUND_TOWARDS_ZERO): Document.
21742
d25558be
AJ		 217432002-03-11 Andreas Jaeger <aj@suse.de>
21744
21745 * cfg.c (dump_flow_info): Remove unused variable.
21746
c71f9ae7
HPN		 217472002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
21748
21749 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
21750 computations on trees.
21751
561c9153
RH		 217522002-03-10 Richard Henderson <rth@redhat.com>
21753
932b4e3e 21754 PR 5693:
561c9153
RH		 21755 * reload.c (copy_replacements_1): New.
21756 (copy_replacements): Use it to recurse through the rtx.
21757
26b738be
RH		 217582002-03-10 Richard Henderson <rth@redhat.com>
21759
21760 * loop.c (strength_reduce): Compute number of iterations as
21761 unsigned HOST_WIDE_INT.
21762
8d8a083e
RH		 217632002-03-10 Richard Henderson <rth@redhat.com>
21764
21765 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
21766 to move away from the end of the block.
21767
32810ba3
NB		 217682002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
21769
21770 PR preprocessor/5899
21771 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
d25558be 21772
2b03d201
KG		 217732002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21774
f90c544c
KG		 21775 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
21776
2b03d201
KG		 21777 * attribs.c (decl_attributes): Fix signed/unsigned warning.
21778
3ec1b4cb
HPN		 217792002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
21780
21781 * config/mmix/mmix.c: Improve comments.
21782 (mmix_target_asm_function_prologue): Drop variable
21783 empty_stack_frame. Don't allocate unused slot above fp.
21784 (mmix_target_asm_function_epilogue): Mirror prologue changes.
21785 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
21786 brace in first column.
21787 (enum reg_class): Ditto.
21788 (FIRST_PARM_OFFSET): Now 0.
21789 (USER_LABEL_PREFIX): Remove #if 0:d definition.
21790
27e486c5
KG		 217912002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21792
21793 * combine.c (make_extraction): Fix error in last change.
21794
0139adca
KG		 217952002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21796
21797 * c4x.c (c4x_fp_reglist): Const-ify.
21798 * cris.c (cris_print_operand): Likewise.
21799 * i386.c (ix86_va_arg): Likewise.
21800 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
21801 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
21802 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
21803 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
21804 * mcore.h (regno_reg_class): Likewise.
21805 * mips.c (gen_int_relational): Likewise.
21806 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
21807 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
a4334c36 21808 * pdp11.c (move_costs): Likewise.
0139adca
KG		 21809 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
21810 * s390.c (s390_branch_condition_mnemonic, regclass_map):
21811 Likewise.
21812 * s390.h (regclass_map): Likewise.
21813 * sh.c (shift_amounts): Likewise.
a4334c36 21814 * sh.md (rotlsi3): Likewise.
0139adca 21815
889b90a1
GK		 218162002-03-09 Geoffrey Keating <geoffk@redhat.com>
21817
21818 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
21819 (ne0+5): Use new clobber to generate proper shift pattern.
21820 Patch by Michael Matz <matz@kde.org>.
21821
2877e0ae
AS		 218222002-03-09 Andreas Schwab <schwab@suse.de>
21823
21824 * gcc.c (validate_all_switches): Also handle `%W{...}'.
21825
79b51cd7
GK		 218262002-03-09 Geoffrey Keating <geoffk@redhat.com>
21827
21828 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
21829
e0f1be5c
JJ		 218302002-03-09 Jakub Jelinek <jakub@redhat.com>
21831
21832 PR middle-end/5877
21833 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
21834 even for non-representable constants.
21835
0a7ec763
RK		 21836Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21837
93fe8e92
RK		 21838 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
21839 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
21840 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
21841 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
21842 (pop_function_context): Compute MAY_SHARE parameter for
21843 fixup_var_refs.
21844 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
21845 (gen_mem_addressof): Call fixup_var_refs with new parm.
21846
0a7ec763
RK		 21847 * combine.c (make_extraction): Don't make extension of CONST_INT.
21848
a85cd407
AO		 218492002-03-09 Alexandre Oliva <aoliva@redhat.com>
21850
9445b814
AO		 21851 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
21852 in o32 and o64 ABIs.
21853 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
21854 but getting fixed-size structs passed in registers regardless of
21855 padding in o32 and o64 ABIs.
21856
a85cd407
AO		 21857 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
21858 offset before loading address of argument passed by transparent
21859 reference.
21860
c51fbe40
JDA		 218612002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
21862
21863 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
21864
918e70dd
AO		 218652002-03-09 Alexandre Oliva <aoliva@redhat.com>
21866
21867 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
21868 marker such that registers after it are saved.
21869
3070dd00
KG		 218702002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21871
21872 * sparc.c (arith_4096_operand): Fix error in last change.
21873
e25d11b0
AO		 218742002-03-08 Alexandre Oliva <aoliva@redhat.com>
21875
21876 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
21877 defaults for MEABI.
21878
41daaf0e
AH		 218792002-03-08 Aldy Hernandez <aldyh@redhat.com>
21880
5b43fed1
RH		 21881 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
21882 vectors.
41daaf0e 21883
fa139b00
AH		 218842002-03-08 Aldy Hernandez <aldyh@redhat.com>
21885
5b43fed1 21886 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
fa139b00 21887
c51d95ec
JH		 21888Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
21889
21890 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
21891 removed; fix return value.
21892 * combine.c (combine_instructions): Dirtify blocks where we failed to
21893 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
21894 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
21895
3b25fbfe
KG		 218962002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21897
21898 * gcse.c (insert_insn_end_bb): Fix typo in last change.
21899
189ae0f4
JH		 21900Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
21901
21902 * recog.c (peephole2_optimize): Re-distribute EH edges.
21903
24965e7a
NB		 219042002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
21905
21906 * expr.c (expand_expr): Use unsave lang hook.
21907 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
21908 (LANG_HOOKS_INITIALIZER): Update.
21909 * langhooks.h (struct lang_hooks): New hook unsave.
21910 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
21911 (unsave_expr_1): Remove unused lang_unsave_expr_now.
21912 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
21913 (unsave_expr_now): Remove.
21914 * tree.h (unsave_expr_now, lang_unsave,
21915 lang_unsave_expr_now): Remove.
21916 (lhd_unsave): New.
21917
1e4e95d6
AJ		 219182002-03-08 Andreas Jaeger <aj@suse.de>
21919
21920 * flow.c (propagate_block_delete_insn): Remove unused variable.
21921
054ef905
KH		 219222002-03-08 Kazu Hirata <kazu@hxi.com>
21923
21924 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
21925 insn length for memory load/store.
21926
5304400d 219272002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
1e4e95d6 21928
5304400d
CR		 21929 * doc/install.texi (--with-libiconv-prefix): Document.
21930
81034129
MB		 219312002-03-08 Michael Y. Brukman <myb2@cornell.edu>
21932
21933 * doc/sourcebuild.texi: Fix typo.
21934
71db7d03
JJ		 219352002-03-08 Jakub Jelinek <jakub@redhat.com>
21936
21937 PR c/3711
21938 * builtins.c (std_expand_builtin_va_arg): Do all computations on
21939 trees.
21940
127c1ba5
RK		 21941Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21942
21943 * rtl.c (copy_most_rtx): Move from here ...
21944 * emit-rtl.c (copy_most_rtx): ... to here.
21945
8a13c092
AO		 219462002-03-08 Alexandre Oliva <aoliva@redhat.com>
21947
5faae4f7
AO		 21948 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
21949 SUBTARGET_CPP_SIZE_SPEC.
21950 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
21951
8a13c092
AO		 21952 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
21953
4ec59de2
MH		 219542002-03-07 Matt Hiller <hiller@redhat.com>
21955
21956 * gensupport.c (first_dir_md_include): Renamed from include;
21957 change all references.
21958 (last_dir_md_include): Renamed from last_include; change all
21959 references.
21960 (init_md_reader): Unconditionally initialize base_dir whether or
21961 not filename is a relative path.
21962
12f61e77
AO		 219632002-03-07 Alexandre Oliva <aoliva@redhat.com>
21964
95356058
AO		 21965 * config/fp-bit.c (_unord_f2): Compile it in even if
21966 US_SOFTWARE_GOFAST is enabled.
21967
12f61e77
AO		 21968 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
21969 NULL_RTX. Set all HFmode operations as NULL_RTX.
21970 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
21971 NULL_RTX, try reversing the comparison and the operands.
21972
6d7a1c4c
UW		 219732002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
21974
21975 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
21976 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
21977 and MATCH_OP_DUP.
21978
66d54344
JH		 21979Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
21980
21981 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
21982
068473ec
JH		 21983Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
21984
21985 * basic-block.h (fixup_abnormal_edges): Declare.
21986 * reload1.c (fixup_abnormal_edges): New function.
21987 * reg-stack.c (convert_regs): Use it.
21988
21989 * gcse.c (insert_insn_end_bb): Handle trapping insns.
21990
21991 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
21992
71925bc0
RS		 219932002-03-07 Richard Sandiford <rsandifo@redhat.com>
21994
21995 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
21996 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
21997 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
21998 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
21999 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
22000 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
22001 unless x and y could be infinite.
22002 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
22003 Check that the common type of both arguments is a real, even for
22004 targets without unordered comparisons. Allow an integer argument
22005 to be compared against a real.
22006 (expand_tree_builtin): Use expand_unordered_cmp.
22007 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
22008 * cse.c (fold_rtx): Likewise. Fix indentation.
22009 * fold-const.c (fold_real_zero_addition_p): New.
22010 (fold): Use it, and the new HONOR_... macros.
22011 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
22012 * jump.c (reversed_comparison_code_parts): After searching for
22013 the true comparison mode, use HONOR_NANS to decide whether it
22014 can be safely reversed.
22015 (reverse_condition_maybe_unordered): Remove IEEE check.
22016 * simplify-rtx.c (simplify_binary_operation): Use the new macros
22017 to decide which simplifications are valid. Allow the following
22018 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
22019 and (a - -b) to (a + b).
22020 (simplify_relational_operation): Use HONOR_NANS.
22021 * doc/tm.texi: Document the MODE_HAS_... macros.
22022
145d3bf2
RE		 220232002-03-07 Richard Earnshaw <rearnsha@arm.com>
22024
22025 * combine.c (simplify_comparison): If simplifying a logical shift
22026 right and compare with constant, force the comparison to unsigned.
22027
76a773f3
AH		 220282002-03-07 Aldy Hernandez <aldyh@redhat.com>
22029
5b43fed1 22030 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
76a773f3 22031
5b43fed1
RH		 22032 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
22033 -mabi=no-altivec
22034 (alt_reg_names): Remove % for vrsave.
76a773f3 22035
ab55f58c
RH		 220362002-03-06 Richard Henderson <rth@redhat.com>
22037
5ddec02e 22038 PR optimization/5844
ab55f58c
RH		 22039 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
22040 if used indicates we've already emitted one copy of an operand.
22041 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
22042 (gen_split): Supply a non-null used.
22043
e16e3291
UW		 220442002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
22045
5b43fed1 22046 * reload1.c (reload): Unshare all rtl after reload is done.
e16e3291 22047
1e4e95d6 22048 * simplify-rtx.c (simplify_plus_minus): Do not abort,
e16e3291
UW		 22049 but simply fail if the expression is too complex to simplify.
22050 (simplify_gen_binary): Handle simplify_plus_minus failures.
22051
2ca6672b
JH		 22052Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
22053
22054 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
22055 consistently call delete_trivially_dead_insns after CSE and GCSE;
22056 fix DFI_life dumping; do jump threading after liveness; do crossjumping
22057 after liveness2; update comment in last crossjumping.
22058 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
22059
31d0dd4f
JL		 22060Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
22061
d094b0b3
JL		 22062 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
22063 after completing fast dead code elimination.
22064
31d0dd4f
JL		 22065 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
22066 COMPARE operator.
1e4e95d6 22067
f2b958b1
PE		 220682002-03-06 Phil Edwards <pme@gcc.gnu.org>
22069
22070 * version.c: Fix misplaced leading blanks on first line.
22071
a2877a09
JH		 22072Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
22073
22074 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
22075
fe477d8b
JH		 22076Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
22077
22078 * cfgcleanup.c (mentions_nonequal_regs): New function.
22079 (thread_jump): Use it.
22080 * toplev.c (rest_of_compilation): Run jump threading after
22081 liveness.
22082
2041cde4
JJ		 220832002-03-06 Jakub Jelinek <jakub@redhat.com>
22084
22085 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
22086 patch.
22087
82d68d46
JH		 22088Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
22089
22090 * predict.c (estimate_bb_frequencies): Do not reload the
22091 frequencies from notes.
22092
3dec4024
JH		 22093Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
22094
22095 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
22096 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
22097
22098 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
22099 delete_noop_moves): Return indeger.
22100 * flow.c (ndead): New variable.
22101 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
22102 BB argument; update callers.
22103 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
22104 (life_analysis): Do not call purge_all_dead_edges.
22105 (update_life_info): Return number of deleted insns; print statistics.
22106 (update_life_info_in_dirty_blocks): likewise.
22107 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
22108 return number of insns deleted.
22109
22110 * cse.c: Include timevar.h
22111 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
22112 iterate until stabilizes; print statistics; return number of killed
22113 insns.
22114 * Makefile.in: (cse.o): Add timevar.h dependency
22115 * rtl.h (delete_trivially_dead_insns): New.
22116 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
22117 * toplev.c (rest_of_compilation): Update callers.
22118
22119 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
22120 (try_optimize_cfg): Do not update liveness.
22121 (cleanup-cfg): Loop until try_optimize_cfg and dead code
22122 removal stabilizes; use delete_trivially_dead_insns.
22123
22124 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
22125
c7544dd8
ZW		 221262002-03-05 Zack Weinberg <zack@codesourcery.com>
22127
22128 * cppmain.c (setup_callbacks): Disable #pragma and #ident
22129 callbacks when processing assembly language.
22130
50b424a9
JDA		 221312002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
22132
22133 * pa.h (ASM_FILE_END): Define.
22134 * som.h (ASM_FILE_END): Delete.
22135
22136 * pa.c (function_arg): Don't pass floats in general registers in
22137 indirect calls if TARGET_ELF32.
22138
6185f217
RH		 221392002-03-05 Richard Henderson <rth@redhat.com>
22140
22141 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
22142
3020a4b2
DS		 221432002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
22144
22145 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
22146
65649daa
JJ		 221472002-03-05 Jakub Jelinek <jakub@redhat.com>
22148
22149 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
22150 -r command line. Don't hide any symbols if not building
22151 shared libgcc.
22152
5a1a3e5e
JH		 22153Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
22154
22155 * cfg.c (dump_flow_info): Warn about profile mismatches.
22156 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
22157 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
22158
170c56da
JJ		 221592002-03-05 Jakub Jelinek <jakub@redhat.com>
22160
22161 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
22162 wide volatile memory by parts.
22163
6d051694
JJ		 221642002-03-05 Jakub Jelinek <jakub@redhat.com>
22165
22166 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
22167 is NULL.
22168
28bcfd4d
RH		 221692002-03-05 Richard Henderson <rth@redhat.com>
22170
5b43fed1 22171 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
28bcfd4d 22172
75227a33
GK		 221732002-03-04 Geoffrey Keating <geoffk@redhat.com>
22174
22175 * toplev.c (documented_lang_options): Document more
22176 language-specific options.
22177 * doc/invoke.texi (Warning Options): Correct documentation for
22178 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
22179 * c-decl.c (c_decode_option): Use a table to handle warning options.
22180
4f1aac42
HPN		 221812002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
22182
22183 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
22184 parameter to mmix_encode_section_info.
22185 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
22186 relocatably. Always produce ELF, not mmo if linking relocatably.
22187 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
22188 first is non-zero, don't add symbol prefix.
22189 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
22190 prototype accordingly.
22191
12345543
KW		 221922002-03-04 Krister Walfridsson <cato@df.lth.se>
22193
22194 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
22195
8e97db8f
JM		 221962002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
22197
22198 * configure.in: Increase required makeinfo version to 4.1.
22199 * configure: Regenerate.
22200
06487868
GK		 222012002-03-04 Geoffrey Keating <geoffk@redhat.com>
22202
22203 * .cvsignore: Remove *.info* and genrtl*; these files are generated
22204 elsewhere now.
22205
cff42170
JM		 222062002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
22207
22208 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
22209 * doc/invoke.texi: Fix @math uses.
22210
974a7f56
JH		 22211Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
22212
22213 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
22214 removal
22215
3b7d0e98
AH		 222162002-03-03 Aldy Hernandez <aldyh@redhat.com>
22217
5b43fed1
RH		 22218 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
22219 (powerpc-*-eabisimaltivec*): Same.
3b7d0e98 22220
5b43fed1 22221 * config/rs6000/t-ppcendian: New.
3b7d0e98 22222
65f2f288
HB		 222232002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
22224
22225 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
22226 nonimmediate_src_operand and nonimmediate_lsrc_operand to
22227 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
22228
8ce0a8a5
RH		 222292002-03-03 Richard Henderson <rth@redhat.com>
22230
22231 * toplev.c (rest_of_decl_compilation): Revert last two changes.
22232
ba31d94e
ZW		 222332002-03-03 Zack Weinberg <zack@codesourcery.com>
22234
22235 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
22236 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
22237 tree.c, config/m68k/m68k.c:
22238 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
22239 REAL_ARITHMETIC blocks unconditional. Delete some further
22240 #ifdef blocks predicated on REAL_ARITHMETIC.
22241 * flags.h, toplev.c: Delete remaining references to
22242 flag_pretend_float.
22243
22244 * doc/invoke.texi: Remove documentation of -fpretend-float.
22245 * doc/tm.texi: Describe the various REAL_* macros as provided by
22246 real.h, not by the target configuration files.
22247
22248 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
22249 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
22250 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
22251 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
22252 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
22253 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
22254 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
22255 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
22256 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
22257 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
22258 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
22259 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
22260 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
22261 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
22262 config/xtensa/xtensa.h:
22263 Do not define, undefine, or mention in comments any of
22264 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
22265 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
22266 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
22267 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
22268 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
22269 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
22270 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
22271 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
22272 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
22273
9a571cfd
KG		 222742002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22275
e81dd381
KG		 22276 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
22277 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
22278 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
22279 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
22280 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
22281 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
22282 Delete.
22283 * defaults.h (BITS_PER_WORD): Define.
ba31d94e 22284 * doc/tm.texi (BITS_PER_WORD): Document default value.
e81dd381 22285
9a571cfd
KG		 22286 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
22287 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
22288 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
22289
ca7558fc
KG		 222902002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22291
22292 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
22293 lieu of explicit sizeof/sizeof.
22294 * i386.c (override_options, ix86_init_mmx_sse_builtins,
22295 ix86_expand_builtin): Likewise.
22296 * mips.c (mips_add_gc_roots): Likewise.
22297 * mmix.c (mmix_output_condition): Likewise.
22298 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
22299 altivec_init_builtins): Likewise.
22300 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
22301 * cppexp.c (Nsuff, parse_number): Likewise.
22302 * cppinit.c (builtin_array_end): Likewise.
22303 * gcc.c (n_default_compilers, process_command): Likewise.
22304 * genpreds.c (output_predicate_decls): Likewise.
22305 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
22306 * lcm.c (N_ENTITIES): Likewise.
22307 * stor-layout.c (set_sizetype): Likewise.
ba31d94e 22308
41c78c88
RH		 223092002-03-03 Richard Henderson <rth@redhat.com>
22310
22311 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
22312 for types or labels.
22313
9e9b71e6
RH		 223142002-03-03 Richard Henderson <rth@redhat.com>
22315
22316 * c-decl.c (start_decl): Initialized variables are not common.
22317
c26a6db8
PB		 223182002-03-02 Per Bothner <per@bothner.com>
22319
22320 * gcc.c (option_map): Suport new --bootclasspath option.
22321 --CLASSPATH is now just an alias for --classpath.
22322
9e8aab55
RH		 223232002-03-02 Richard Henderson <rth@redhat.com>
22324
22325 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
22326 load if "internal" visibility.
22327 * doc/extend.texi: Document visibility meanings.
22328
b3bbd220
RH		 223292002-03-02 Richard Henderson <rth@redhat.com>
22330
22331 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
22332 to functions as well.
22333
b14707c3
RH		 223342002-03-02 Richard Henderson <rth@redhat.com>
22335
22336 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
22337 (handle_visibility_attribute): Don't call assemble_visibility.
22338 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
22339 without asmspec. Invoke assemble_alias when needed.
22340 * varasm.c (maybe_assemble_visibility): New.
22341 (assemble_start_function, assemble_variable, assemble_alias): Use it.
22342
b2003250
RH		 223432002-03-02 Richard Henderson <rth@redhat.com>
22344
22345 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
22346 invoke ENCODE_SECTION_INFO with first call flag.
22347
22348 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
22349 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
ba31d94e 22350 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
b2003250
RH		 22351 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
22352 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
22353 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
22354 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
22355 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
22356 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
22357 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
22358 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
22359 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
ba31d94e
ZW		 22360 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
22361 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
b2003250
RH		 22362 config/mcore/mcore-protos.h, config/mcore/mcore.c,
22363 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
22364 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
ba31d94e 22365 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
b2003250
RH		 22366 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
22367 config/sh/sh.h, config/sparc/sparc.h,
22368 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
22369 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
22370 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
22371 FIRST argument. As needed, examine it and do nothing.
22372
ba31d94e 22373 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
b2003250
RH		 22374 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
22375 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
22376
22377 * config/arm/t-pe (pe.o): Add dependencies.
22378
5c60f03d
KG		 223792002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22380
22381 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
22382 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
22383 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
22384 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
22385 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
22386 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
22387 * defaults.h (BITS_PER_UNIT): Define.
22388 * doc/tm.texi (BITS_PER_UNIT): Document default value.
22389
86855e8c
KH		 223902002-03-02 Kazu Hirata <kazu@hxi.com>
22391
22392 * config/h8300/h8300-protos.h: Add a prototype for
22393 compute_a_shift_length.
22394 * config/h8300/h8300.c (h8300_asm_insn_count): New.
22395 (compute_a_shift_length): Likewise.
22396 (h8300_adjust_insn_length): Do not adjust insn length of shift
22397 insns.
22398 * config/h8300/h8300.md (anonymous shift patterns): Use
22399 compute_a_shift_length.
22400
f6041ed8
RK		 22401Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22402
35aa3c1c
RK		 22403 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
22404 trunc_int_for_mode.
22405
f6041ed8
RK		 22406 * emit-rtl.c (offset_address): Call update_temp_slot_address.
22407
27b41650
KG		 224082002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22409
22410 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
22411 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
22412 * flags.h (flag_zero_initialized_in_bss): Declare.
22413 * toplev.c (flag_zero_initialized_in_bss): New flag.
22414 (lang_independent_options): Add flag_zero_initialized_in_bss.
22415 * tree.c (initializer_zerop): New function.
22416 * tree.h (initializer_zerop): Declare.
22417 * varasm.c (assemble_variable): If we can emit bss, put zero
22418 initializers in the bss section.
22419
ca734b39
AM		 224202002-03-02 Alan Modra <amodra@bigpond.net.au>
22421
22422 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
22423 like more than one symbol per .weak directive.
22424
49b72306
RH		 224252002-03-01 Richard Henderson <rth@redhat.com>
22426
22427 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
22428 adjust argument_pointer by pretend_args_size.
22429 (ia64_va_start): Adjust va_start address by -pretend_args_size.
22430
fbf0fe41
KH		 224312002-03-01 Kazu Hirata <kazu@hxi.com>
22432
22433 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
22434
0010687d
JH		 22435Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
22436
22437 * toplev.c (rest_of_compilation): Delete dead jumptables before
22438 loop.
22439 * flow.c (delete_dead_jumptables): Make global.
22440 * rtl.h (delete_dead_jumptables): Declare.
22441
9429c84c
DE		 224422002-03-01 David Edelsohn <edelsohn@gnu.org>
22443
22444 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
22445 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
0c2fdcdf 22446 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
9429c84c 22447
f0b6f9a6
KH		 224482002-03-01 Kazu Hirata <kazu@hxi.com>
22449
22450 * config/h8300/h8300-protos.h: Fix formatting.
22451 * config/h8300/h8300.c: Likewise.
22452 * config/h8300/h8300.h: Likewise.
22453
bc8db8a1
KH		 224542002-03-01 Kazu Hirata <kazu@hxi.com>
22455
22456 * config/h8300/h8300.c (print_operand): Support 16-bit
22457 constant addresses.
22458 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
22459
32b069d3
RH		 224602002-02-28 Richard Henderson <rth@redhat.com>
22461
22462 * expmed.c (store_bit_field): Prevent generation of CONCATs;
22463 pun complex values as integers; use gen_lowpart instead of
22464 gen_rtx_SUBREG.
22465 (extract_bit_field): Likewise.
22466
79c4e63f
AM		 224672002-03-01 Alan Modra <amodra@bigpond.net.au>
22468 David Edelsohn <edelsohn@gnu.org>
22469
22470 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
22471 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
22472 (SUPPORTS_WEAK): Likewise.
22473 * output.h (add_weak): Add tree param.
22474 * varasm.c (add_weak): Likewise. Save decl.
22475 (struct weak_syms): Add decl field.
22476 (mark_weak_decls): New function.
22477 (init_varasm_once): ggc_add_root mark_weak_decls.
22478 (assemble_start_function): Use ASM_WEAKEN_DECL.
22479 (assemble_variable): Likewise.
22480 (assemble_alias): Likewise.
22481 (declare_weak): Pass decl to add_weak.
22482 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
22483 (remove_from_pending_weak_list): Declare and define for
22484 ASM_WEAKEN_DECL.
22485 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
22486 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
22487 * defaults.h (SUPPORTS_WEAK): Likewise.
22488 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
22489 .weak for code sym. Do emit .size for descriptor sym.
22490 (ASM_DECLARE_FUNCTION_SIZE): Define.
22491 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
22492 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
22493 .lglobl unless TARGET_XCOFF. Formatting fixes.
22494 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
22495 .weak for code sym.
22496 (HANDLE_PRAGMA_WEAK): Remove.
22497 (ASM_WEAKEN_LABEL): Remove.
22498 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
22499
6f30f1f1
JM		 225002002-03-01 Jason Merrill <jason@redhat.com>
22501
22502 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
22503 (TARGET_EXPR_CLEANUP): New macro.
22504
7879b81e
SE		 225052002-02-28 Steve Ellcey <sje@cup.hp.com>
22506
22507 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
22508 to take ptr_extend into account as third type of extension.
22509 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
22510 fields used by SUBREG_PROMOTED_UNSIGNED_P.
22511 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
22512 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
22513 * calls.c (precompute_arguments): Use new macro.
22514 (expand_call): Ditto.
22515 * combine.c (nonzero_bits): Ditto.
22516 (record_promoted_value): Ditto.
22517 * expr.c (store_expr): Ditto.
22518 (expand_expr): Ditto.
22519 * function.c (assign_parms): Ditto.
22520
42d579d8
AO		 225212002-02-28 Alexandre Oliva <aoliva@redhat.com>
22522
22523 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
22524 override -shared and -shared-libgcc.
22525
e0054185
DB		 225262002-02-28 David O'Brien <obrien@FreeBSD.org>
22527
22528 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
22529 of "ultrasparc".
22530 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
22531 to be broken.
22532
abda4f1c
RH		 225332002-02-28 Richard Henderson <rth@redhat.com>
22534
22535 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
22536 4 cycle latency from MM producers.
22537 (ia64_internal_sched_reorder): Likewise with pipeline flush.
22538
c0f08649
JJ		 225392002-02-28 Jakub Jelinek <jakub@redhat.com>
22540
22541 * mklibgcc.in: Don't use GNU make extension.
22542
f79f2651
NB		 225432002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
22544
22545 * c-parse.in (STATIC): New terminal.
22546 (scspec): New non-terminal. Update productions accordingly.
22547 (program): Remove bogus ifc / end ifc.
22548 (array_declarator): Simplify production using STATIC.
22549
001e3fee
JM		 225502002-02-28 Jim Meyering <meyering@lucent.com>
22551
22552 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
22553 \a still means TARGET_BELL.
22554
89076bb3
RH		 225552002-02-28 Richard Henderson <rth@redhat.com>
22556
22557 * haifa-sched.c (sched_emit_insn): New.
22558 (schedule_block): Use last_scheduled_insn to track last insn.
22559 * sched-int.h (sched_emit_insn): Prototype.
22560 * config/ia64/ia64.c (last_issued): Remove.
22561 (ia64_variable_issue): Don't set it.
22562 (nop_cycles_until): Use sched_emit_insn.
22563
e3aaacf4
AM		 225642002-02-28 Andrew MacLeod <amacleod@redhat.com>
22565
22566 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
22567 extended constants.
22568
7f473594
KH		 225692002-02-28 Kazu Hirata <kazu@hxi.com>
22570
22571 * config/h8300/h8300.c: Fix formatting.
22572 * config/h8300/h8300.h: Likewise.
22573
b96c434c
MM		 225742002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
22575
22576 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
22577 which may overwrite the high byte of the frame pointer.
22578
9b420a6a
BT		 225792002-02-28 Bo Thorsen <bo@suse.de>
22580
22581 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
22582 (STARTFILE_SPEC): Add 64 bit files.
22583 (ENDFILE_SPEC): Likewise.
22584
6f30f1f1 225852002-02-28 Jason Merrill <jason@redhat.com>
46cfb101
JM		 22586
22587 * c-decl.c (finish_function): Only warn about missing return
22588 statement with -Wreturn-type.
22589
70da1d03
JH		 22590Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
22591
22592 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
22593
22594 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
22595 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
22596
38c1593d
JH		 22597Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
22598
22599 * basic-block.h (BB_REACHABLE): Renumber.
22600 (BB_DIRTY, BB_NEW): New flags.
22601 (clear_bb_flags): Declare.
22602 (update_life_info_in_dirty_blocks): Declare.
22603 * cfg.c (clear_bb_flags): New function.
22604 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
22605 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
22606 reorder_insns, emit_insn_after): Mark block as dirty.
22607 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
22608 (update_life_info_in_dirty_blocks): New function.
22609 * recog.c (apply_change_group): Dirtify block.
22610
22611 * cse.c (cse_insn): Reorder emitting of jump insn to keep
22612 cfg consistent.
22613 * gcse.c (delete_null_pointer_checks): Likewise.
22614
22615 * toplev.c (dump_file_index): Move cse2 after bp,
22616 add DFI_null
22617 (dump_file_info): Similary.
22618 (rest_of_compilation): Avoid most of CFG rebuilds;
22619 do first if converision after null pointer checks, do cse2
22620 after branch prediction; avoid full liveness rebuild after
22621 initializing subregs.
22622 * invoke.texi (-d options): Document -du, renumber.
22623
22624 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
22625 (notice_new_block): Do not set BB_UPDATE_LIFE.
22626 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
22627 merge_blocks_move_successor_nojumps, merge_blocks,
22628 try_crossjump_to_edge): Likewise.
22629 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
22630 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
22631 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
22632 (merge_of_block): Do not use life_data_ok.
22633 (find_if_case_1): Do not use SET_UPDATE_LIFE.
22634 (if_convert): Use BB_DIRTY mechanizm to update life.
22635 * lcm.c (optimize_mode_switching): Update
22636 update_life_info_in_dirty_blocks
22637
63e1b1c4
NB		 226382002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
22639
22640 * Makefile.in (integrate.o): Update.
22641 * c-decl.c (copy_lang_decl): Rename.
22642 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
22643 * integrate.c: Include langhooks.h.
22644 (copy_decl_for_inlining): Update to use langhook.
22645 * langhooks-def.h (lhd_do_nothing_t,
22646 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
22647 (LANG_HOOKS_INITIALIZER): Update.
22648 * langhooks.c (lhd_do_nothing_t): New.
22649 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
22650 * tree.h (copy_lang_decl): Remove.
22651objc:
22652 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
22653
f472fa29
AM		 226542002-02-27 Andrew MacLeod <amacleod@redhat.com>
22655
ba31d94e 22656 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
f472fa29
AM		 22657 POST_DEC, and POST_MODIFY.
22658
273cf2e4
ZW		 226592002-02-27 Zack Weinberg <zack@codesourcery.com>
22660
22661 * c-typeck.c (digest_init): Remove unused parameter; all
22662 callers changed.
22663
4e07d762
GK		 226642002-02-27 Geoffrey Keating <geoffk@redhat.com>
22665
22666 * expmed.c (expand_shift): Correctly test for low part of a
22667 subreg.
22668
6bc627b3
UW		 226692002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
22670
22671 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
22672 insn UIDs with insn addresses.
22673
f458d1d5
ZW		 226742002-02-27 Zack Weinberg <zack@codesourcery.com>
22675
22676 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
22677 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
22678 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
22679 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
22680 gcc.c, toplev.c: Delete code implementing -traditional mode.
22681
22682 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
22683 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
22684 Document removal of -traditional mode for compilation, and
22685 remove documentation only relevant to that mode.
22686
22687 * config/nextstep.h, config/ptx4.h, config/svr4.h,
22688 config/convex/convex.h, config/d30v/d30v.h,
22689 config/i386/dgux.h, config/i386/osf1elf.h,
22690 config/i386/osfelf.h, config/i386/osfrose.h,
22691 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
22692 config/m68k/hp310.h, config/m88k/dgux.h,
22693 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
22694 config/m88k/m88k.h, config/m88k/openbsd.h,
22695 config/mips/abi64.h, config/mips/osfrose.h,
22696 config/mips/svr4-5.h, config/mips/svr4-t.h,
22697 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
22698 config/stormy16/stormy16.h: Remove all references to
22699 -traditional from target specs. Delete all mention of the
22700 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
22701 delete a couple of commented-out definitions of
22702 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
22703 to -traditional.
22704
22705 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
22706 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
22707
e0b3a8ff
ZW		 227082002-02-27 Zack Weinberg <zack@codesourcery.com>
22709
22710 * mklibgcc.in: Don't use \n in a line subject to
22711 interpretation by echo.
22712
5c6a85b7
GS		 227132002-02-27 Graham Stott <grahams@redhat.com>
22714
72b05af1
GS		 22715 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
22716 Constify NAME.
22717
7d104885
GS		 22718 * loop.c (prescan_loop): Handle PARALLEL.
22719
8ed805d2
GS		 22720 * unroll.c (loop_iterations): Return 0 if the add_val for
22721 a BIV is REG.
22722
fd478a0a
GS		 22723 * final.c (output_operand_lossage): Constify PFX_STR.
22724
5c6a85b7
GS		 22725 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
22726
cd98ad03
JH		 22727Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
22728
22729 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
22730 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
22731
639ae55b
JH		 22732Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
22733
22734 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
22735
e808ec9c
NB		 227362002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
22737
22738 * cpplex.c (_cpp_lex_token): Handle directives in macro
22739 arguments.
22740 * cpplib.c (_cpp_handle_directive): Save and restore state
22741 if parsing macro args when entering a directive.
22742 * cppmacro.c (collect_args): No need to handle directives
22743 in macro arguments.
22744 (enter_macro_context, replace_args): Use the original macro
22745 definition in case it was redefined whilst collecting arguments.
22746doc:
22747 * cpp.texi: Update.
22748
f585a356
DE		 227492002-02-26 David Edelsohn <edelsohn@gnu.org>
22750
22751 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
22752 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
22753 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
22754 method on AIX.
22755 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
22756 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
22757 (load_toc_v4_PIC_2): Same.
22758
227592002-02-26 Alan Modra <amodra@bigpond.net.au>
22760
22761 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
22762
d699058e
RH		 227632002-02-26 Richard Henderson <rth@redhat.com>
22764
22765 * config/alpha/alpha.md (ashldi_se): Re-enable.
22766
eadccfbb
RH		 227672002-02-26 Richard Henderson <rth@redhat.com>
22768
22769 * config/alpha/alpha.c (alpha_encode_section_info): Examine
22770 MODULE_LOCAL_P; improve commentary.
22771
7080ada1
ZW		 227722002-02-26 Zack Weinberg <zack@codesourcery.com>
22773
22774 * doc/cpp.texi: Clarify documentation of relationship between
22775 #line and #include.
22776
b42cff6b
KH		 227772002-02-26 Kazu Hirata <kazu@hxi.com>
22778
22779 * config/h8300/h8300-protos.h: Update the prototype for
22780 compute_logical_op_length. Add the prototype for
22781 compute_logical_op_cc.
22782 * config/h8300/h8300.c (compute_logical_op_length): Figure out
22783 code from operands.
22784 (compute_logical_op_cc): New.
22785 * config/h8300/h8300.md: Combine all the logical op patterns
22786 in HImode and SImode. Use compute_logical_op_cc.
22787
831c4e87
KC		 227882002-02-26 Kelley Cook <kelleycook@comcast.net>
22789
22790 * config/i386/i386.c (print_operand): Don't append ATT-style
22791 length suffixs to x87 opcodes when in Intel mode.
22792
ff88fe10
RS		 227932002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
22794
22795 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
22796 (init_emit_once): Update calls.
22797 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
22798 (init_syntax_once): Prototype.
22799
d4108589
JDA		 228002002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
22801
22802 * pa-linux.h (LIB_SPEC): Update definition.
22803 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
22804
e013f3c7
RH		 228052002-02-26 Richard Henderson <rth@redhat.com>
22806
22807 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
22808 if we emitted a stop bit.
22809
9e944a16
JJ		 228102002-02-26 Jakub Jelinek <jakub@redhat.com>
22811
22812 * configure.in (libgcc_visibility): Substitute.
22813 * configure: Rebuilt.
22814 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
22815 defined symbols .hidden.
22816
47bd70b5
JJ		 228172002-02-26 Jakub Jelinek <jakub@redhat.com>
22818
22819 * attribs.c (c_common_attribute_table): Add visibility.
22820 (handle_visibility_attribute): New function.
22821 * varasm.c (assemble_visibility): New function.
22822 * output.h (assemble_visibility): Add prototype.
22823 * tree.h (MODULE_LOCAL_P): Define.
22824 * crtstuff.c (__dso_handle): Use visibility attribute.
22825 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
22826 for MODULE_LOCAL_P symbols too.
22827 * config/ia64/ia64.c (ia64_encode_section_info): Handle
22828 MODULE_LOCAL_P symbols the same way as local symbols.
22829 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
22830 into .sdata/.sbss by the user.
22831 * doc/extend.texi (Function Attributes): Document visibility
22832 attribute.
22833
6d73371a
JJ		 228342002-02-26 Jakub Jelinek <jakub@redhat.com>
22835
22836 PR debug/5770
22837 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
22838 STRING_CST initializer spanning the whole variable without
22839 embedded zeros.
22840 If expand_expr returned MEM, don't use it.
22841
06e224f7
AO		 228422002-02-26 Alexandre Oliva <aoliva@redhat.com>
22843
22844 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
22845 generate a die for the lexical block.
22846
40367e2d
KH		 228472002-02-26 Kazu Hirata <kazu@hxi.com>
22848
22849 * config/h8300/h8300-protos.h: Add a prototype for
22850 compute_logical_op_length.
22851 * config/h8300/h8300.c (compute_logical_op_length): New.
22852 * config/h8300/h8300.md (anonymous logical patterns): Use
22853 compute_logical_op_length for length.
22854
0e98f924
AH		 228552002-02-26 Aldy Hernandez <aldyh@redhat.com>
22856
831c4e87
KC		 22857 * dwarf2out.c (modified_type_die): Do not call type_main_variant
22858 for vectors.
22859 (gen_type_die): Same.
0e98f924 22860
831c4e87 22861 * attribs.c (handle_vector_size_attribute): Set debug information.
0e98f924 22862
a50cfd52
DE		 228632002-02-26 Daniel Egger <degger@fhm.edu>
22864
831c4e87
KC		 22865 * config/rs6000/rs6000.md: Swap define_insn attributes to
22866 fix incorrect generation of merge high instructions instead
22867 of merge low.
a50cfd52 22868
b7997284
AH		 228692002-02-26 Aldy Hernandez <aldyh@redhat.com>
22870
831c4e87
KC		 22871 * c-typeck.c (really_start_incremental_init): Use
22872 bitsize_zero_node for vectors.
b7997284 22873
376aec5d
AH		 228742002-02-26 Aldy Hernandez <aldyh@redhat.com>
22875
831c4e87
KC		 22876 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
22877 ("*set_vrsave_internal"): Same.
376aec5d 22878
3b40e71b
RH		 228792002-02-25 Richard Henderson <rth@redhat.com>
22880
22881 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
22882 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
22883
232b8f52
JJ		 228842002-02-25 Jakub Jelinek <jakub@redhat.com>
22885
22886 PR target/5755
22887 * config/i386/i386.c (ix86_return_pops_args): Only pop
22888 fake structure return argument if it was passed on the stack.
22889
67282790
JM		 228902002-02-25 Jason Merrill <jason@redhat.com>
22891
22892 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
22893 RESULT_DECL.
22894
5c181756
AO		 228952002-02-25 Alexandre Oliva <aoliva@redhat.com>
22896
22897 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
22898 link with shared_name only.
22899 * doc/invoke.texi (Link Options): Document new behavior.
22900
6786d201
AH		 229012002-02-25 Aldy Hernandez <aldyh@redhat.com>
22902
831c4e87 22903 * c-typeck.c (push_init_level): Handle vectors.
6786d201 22904
7d6040e8
AO		 229052002-02-25 Alexandre Oliva <aoliva@redhat.com>
22906
22907 * config/sparc/sparc.c (const64_high_operand): Zero-extend
22908 operands of SPARC_SETHI_P.
22909 (input_operand): Likewise.
22910 (sparc_emit_set_const32): Likewise.
22911 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
22912 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
22913 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
22914 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
22915 (movdi_insn_sp64_vis): Likewise.
22916 (movdi split, movdf split): Use SETHI32.
22917 * doc/md.texi: Document SPARC constraints L, M and N.
22918
b188f760
AH		 229192002-02-25 Aldy Hernandez <aldyh@redhat.com>
22920
831c4e87
KC		 22921 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
22922 ("*set_vrsave_internal"): use mfspr for Darwin.
b188f760 22923
831c4e87
KC		 22924 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
22925 gen_get_vrsave_internal.
b188f760 22926
8041889f
RK		 22927Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22928
22929 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
22930
a47ed310
NB		 229312002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
22932
22933 * cpplex.c (cpp_interpret_charconst): Get signedness or
22934 otherwise of wide character constants correct.
22935 * cppexp.c (lex): Get signedness of wide charconsts correct.
22936
cb8f73be
RK		 22937Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22938
22939 * optabs.c (widen_operand): Only call convert_modes for
22940 promoted SUBREG if signedness matches.
22941 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
22942
2450e0b8
NB		 229432002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
22944
22945 * cpplib.c (glue_header_name): Use local buffer to build up
22946 header name.
22947
70b6aaed
NB		 229482002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
22949
22950 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
22951
6be580c7
KH		 229522002-02-23 Kazu Hirata <kazu@hxi.com>
22953
22954 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
22955 H8/300[HS] separately.
22956 * config/h8300/h8300.md: Remove the early clobber constraint
22957 from bit field patterns.
22958
35dad9f1
KH		 229592002-02-23 Kazu Hirata <kazu@hxi.com>
22960
22961 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
22962 register_operand.
22963 (mulhisi3): Likewise.
22964 (umulqisi3): Likewise.
22965 (umulhisi3): Likewise.
22966
ab8e2228
NB		 229672002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
22968
22969 * cppinit.c (output_deps): Correct test for stdout output.
22970 (init_dependency_output): Cure warning.
22971
ac6f8a15
RK		 22972Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22973
22974 * expr.c (store_expr): When converting expression to promoted
22975 equivalent type, allow using SUBREG_REG of TARGET as the target
22976 of the expansion of EXP.
22977 * loop.c (basic_induction_var, case SUBREG): Always look inside.
22978 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
22979 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
22980 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
22981 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
22982
f282ffb3
JM		 229832002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
22984
22985 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
22986 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
22987 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
22988
44c5edc0
JJ		 229892002-02-23 Jakub Jelinek <jakub@redhat.com>
22990
22991 PR optimization/5747
22992 * loop.c (scan_loop): Update reg info if move_movables created new
22993 pseudos.
22994
f98e43c0
DE		 229952002-02-23 David Edelsohn <edelsohn@gnu.org>
22996
22997 * gcc.c (init_gcc_spec): Revert last change.
22998
e72247f4
DE		 229992002-02-23 David Edelsohn <edelsohn@gnu.org>
23000
23001 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
23002 gpc_reg_operand constraint.
23003
230042002-02-23 Alan Modra <amodra@bigpond.net.au>
23005
23006 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
23007 Simplify comparison of `low'.
23008 (add_operand): Fix formatting.
23009 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
57deb3a1 23010 (mask_operand): Disallow mask to wrap in 64-bit mode.
e72247f4
DE		 23011 (rs6000_stack_info): Remove redundant test setting push_p.
23012 (output_toc): Fix formatting.
23013 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
23014 cc_reg_not_cr0_operand constraint.
23015 (booldi3, boolcdi3 splitters): Same.
23016
a5c30531
AH		 230172002-02-23 Aldy Hernandez <aldyh@redhat.com>
23018
831c4e87 23019 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
a5c30531 23020
43710f9f
DE		 230212002-02-22 David Edelsohn <edelsohn@gnu.org>
23022
23023 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
23024 gcc invoked with -shared-libgcc.
23025
3256b817
JJ		 230262002-02-22 Jakub Jelinek <jakub@redhat.com>
23027
23028 PR c++/5748
23029 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
23030 decl if any of elements was TREE_USED.
23031
9e0625a3
AO		 230322002-02-22 Alexandre Oliva <aoliva@redhat.com>
23033
23034 * config/sparc/sol2.h: Don't include sys/mman.h.
23035 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
23036 (arith_4096_operand): Don't throw high bits away.
23037 (const64_operand): Take sign extension of CONST_INTs into account.
23038 (const64_high_operand, sparc_emit_set_const32): Likewise.
23039 (GEN_HIGHINT64): Likewise.
23040 (sparc_emit_set_const64_quick1): Likewise.
23041 (const64_is_2insns): Likewise.
23042 (print_operand): Use trunc_int_for_mode for sign extension.
23043 * config/sparc/sparc.h (SMALL_INT32): Likewise.
23044 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
23045 chars. Assume CONST_INT is already properly sign-extended.
23046 (movdi split): Sign-extend each SImode part.
23047 (andsi3 split): Don't mask high bits off, so that result
23048 remains properly sign-extend.
23049 (iorsi3 split): Likewise.
23050 (xorsi3 split): Likewise.
23051
54fec3d5
RS		 230522002-02-22 Richard Sandiford <rsandifo@redhat.com>
23053
23054 * fold-const.c (fold): Fix typo in comments.
23055
667ada9b
DN		 230562002-02-21 Diego Novillo <dnovillo@redhat.com>
23057
23058 * Makefile.in (langhooks.o): Update dependencies.
23059
29ac78d5
DN		 230602002-02-21 Diego Novillo <dnovillo@redhat.com>
23061
23062 * langhooks.c: Include flags.h.
23063
6aa77e6c
AH		 230642002-02-21 Aldy Hernandez <aldyh@redhat.com>
23065
23066 * testsuite/gcc.dg/attr-alwaysinline.c: New.
23067
23068 * c-common.c (c_common_post_options): Set inline trees by
23069 default.
23070
23071 * doc/extend.texi (Function Attributes): Document always_inline
23072 attribute.
23073 Update documentation about inlining when not optimizing.
23074
23075 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
23076
23077 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
23078 unless DECL_ALWAYS_INLINE.
23079
23080 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
23081 unless DECL_ALWAYS_INLINE.
23082 (c_disregard_inline_limits): Disregard if always_inline set.
23083
23084 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
23085 Disregard if always_inline set.
23086 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
23087 unless DECL_ALWAYS_INLINE.
23088
23089 * attribs.c (handle_always_inline_attribute): New.
23090 (c_common_attribute_table): Add always_inline.
23091
23092 * config/rs6000/altivec.h: Add prototypes for builtins
23093 requiring the always_inline attribute.
23094
c410d49e
EC		 230952002-02-21 Eric Christopher <echristo@redhat.com>
23096
23097 * expmed.c (store_bit_field): Try to simplify the subreg
23098 before generating a new one when when the mode size of
23099 value is less than maxmode.
23100
e3c8ea67
RH		 231012002-02-21 Richard Henderson <rth@redhat.com>
23102
23103 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
23104 than gen_rtx_PLUS to form the sum.
23105 * explow.c (force_reg): Rearrange to not allocate new pseudo
23106 when force_operand returns a register.
23107 * expr.c (expand_assignment): Allow offset_rtx expansion to
23108 return a sum. Do not force addresses into registers.
23109 (expand_expr): Likewise.
23110 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
23111 to canonicalize arithmetic that didn't simpify.
23112 (simplify_plus_minus): New argument force; update
23113 all callers. Don't split CONST unless we can do something with it,
23114 and wouldn't lose the constness of the operands.
23115
23116 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
23117 that we generated earlier.
23118
c1a046e5
TT		 231192002-02-21 Tom Tromey <tromey@redhat.com>
23120
23121 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
23122 (output_line_info): Use constant `1', with a long explanatory
23123 comment.
23124 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
23125
31fbaad4
R		 23126Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
23127
23128 * jump.c (redirect_jump): If old label has no UID, don't try to
23129 delete it.
23130
a7f52356
R		 23131Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
23132
23133 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
23134 If input is constant, do shifts at compile time.
23135
924fcc4e
JM		 231362002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
23137
23138 * doc/extend.texi: Fix some more overfull hboxes.
23139
e5a20888
JJ		 231402002-02-21 Jakub Jelinek <jakub@redhat.com>
23141
23142 PR optimization/4994
23143 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
23144 register moves.
23145
231462002-02-21 Jakub Jelinek <jakub@redhat.com>
22273300
JJ		 23147
23148 PR c++/4574
23149 * expr.h (expand_and): Add mode argument.
23150 * expmed.c (expand_and): Add mode argument.
23151 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
23152 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
23153 * except.c (expand_builtin_extract_return_addr): Likewise.
23154 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23155 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
23156 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
23157 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
23158 * config/c4x/c4x.md: Use GEN_INT (x) instead of
23159 gen_rtx (CONST_INT, VOIDmode, x).
23160
7133e992
JJ		 231612002-02-21 Jakub Jelinek <jakub@redhat.com>
23162
23163 PR c/4697:
23164 * stmt.c (warn_if_unused_value): Move side effects test once more.
23165
e2ec05a6
TG		 231662002-02-20 Torbjorn Granlund <tege@swox.com>
23167
23168 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
831c4e87 23169 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
e2ec05a6 23170
9dd791c8
AO		 23171Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
23172
23173 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
23174 SUBREG or ZERO_EXTEND.
23175
7ab56274
R		 23176Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
23177
23178 * sh.h (current_function_anonymous_args): Remove.
23179 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
23180 of current_function_varargs and current_function_stdarg is set.
23181 * sh.c (sh_expand_prologue): Check current_function_varargs /
23182 current_function_stdarg / TARGET_SH5 instead of
23183 current_function_anonymous_args.
23184
23185 * sh64.h (TARGET_VERSION): Define.
23186
b1765bde
DE		 231872002-02-20 David Edelsohn <edelsohn@gnu.org>
23188
23189 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
23190 VRSAVE_REGNO on TARGET_ALTIVEC.
23191
231922002-02-20 Alan Modra <amodra@bigpond.net.au>
23193
23194 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
23195 bits of SImode const_int.
23196 (includes_rshift_p): Likewise.
23197 (print_operand): Call mask_operand and mask64_operand with correct
c410d49e 23198 mode.
b1765bde
DE		 23199 (rs6000_output_function_epilogue): Pad traceback table to word.
23200 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
23201 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
23202 mask64_operand with correct mode.
b1765bde
DE		 23203 (FUNCTION_ARG_REGNO_P): Correct parentheses.
23204
149d6f9e
JJ		 232052002-02-20 Jakub Jelinek <jakub@redhat.com>
23206
23207 PR debug/4461
23208 * varasm.c (get_pool_constant_mark): New.
23209 * rtl.h (get_pool_constant_mark): Add prototype.
23210 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
23211 be represented if it has not been output.
23212
4161da12
AO		 232132002-02-20 Alexandre Oliva <aoliva@redhat.com>
23214
23215 * combine.c (do_SUBST): Sanity check substitutions of
23216 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
23217 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
23218 CONST_INT into its operand.
23219 (known_cond): Likewise, for ZERO_EXTEND.
23220 * simplify-rtx.c (simplify_unary_operation): Fix condition to
23221 allow for simplification of wide modes. Reject CONST_INTs in
23222 ZERO_EXTEND when their actual mode is not given.
23223
3704ef74
AO		 232242002-02-20 Alexandre Oliva <aoliva@redhat.com>
23225
23226 * c-decl.c (pushdecl): If no global declaration is found for an
23227 extern declaration in block scope, try a limbo one.
23228
7552da58
JJ		 232292002-02-20 Jakub Jelinek <jakub@redhat.com>
23230
23231 PR c++/4401
23232 * c-common.c (pointer_int_sum): Moved from...
23233 * c-typeck.c (pointer_int_sum): ...here.
23234 * c-common.h (pointer_int_sum): Add prototype.
23235
00fae85d
JJ		 232362002-02-20 Jakub Jelinek <jakub@redhat.com>
23237
23238 PR c++/5713
23239 * c-decl.c (duplicate_decls): Return 0 if issued error about
23240 redeclaration.
23241
4636c87e
JJ		 232422002-02-20 Roger Sayle <roger@eyesopen.com>
23243 Jakub Jelinek <jakub@redhat.com>
23244
23245 PR c/4389
23246 * tree.c (host_integerp): Ensure that the constant integer is
23247 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
23248 when pos is zero or non-zero respectively. Clarify comment.
23249 * c-format.c (check_format_info_recurse): Fix host_integerp
23250 usage; the pos argument should be zero when assigning to a
23251 signed HOST_WIDE_INT.
23252
59bef189
RH		 232532002-02-20 Richard Henderson <rth@redhat.com>
23254
23255 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
23256 of the operand, rather than assuming TImode.
23257 (ix86_expand_binop_builtin): Cope with commutative patterns
23258 using nonimmediate_operand for both operands.
23259 (ix86_expand_timode_binop_builtin): Likewise.
23260 (ix86_expand_store_builtin): Validate operand 1.
23261 (ix86_expand_unop1_builtin): Likewise.
23262
9338ffe6 232632002-02-20 Philip Blundell <philb@gnu.org>
c410d49e 23264
9338ffe6
PB		 23265 PR 5705
23266 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
23267
f322b423
RH		 232682002-02-20 Richard Henderson <rth@redhat.com>
23269
23270 PR c/5615
23271 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
23272
d94084f7
TT		 232732002-02-20 Tom Tromey <tromey@redhat.com>
23274
23275 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
23276 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
23277 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
23278 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
23279 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
23280 unconditionally.
23281
37fa124a
AM		 23282Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
23283
23284 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
23285 for (const_int 0) in X not just INTVAL.
23286
6e5bb5ad
JM		 232872002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
23288
23289 * doc/extend.texi: Avoid or reduce overfull hboxes.
23290
420e7dfa
DN		 232912002-02-20 Diego Novillo <dnovillo@redhat.com>
23292
23293 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
23294 operations if the field does not start at a mode boundary.
23295
1b7a2af6
JS		 232962001-02-20 Joel Sherrill <joel@OARcorp.com>
23297
23298 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
23299 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
23300 Also done for -Acpu and -Amachine.
23301
56cd5b95
NB		 233022002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
23303
23304 * cppinit.c (init_dependency_output): Take deps output file
23305 from -o if none given with -MF. Suppress normal output.
c410d49e 23306 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
56cd5b95
NB		 23307 * doc/cpp.texi, doc/invoke.texi: Update.
23308
042cdf71
ZW		 233092002-02-19 Zack Weinberg <zack@codesourcery.com>
23310
23311 * toplev.c (output_quoted_string): Write unprintable
23312 characters with octal escapes.
23313
c1f11548
DE		 233142002-02-19 David Edelsohn <edelsohn@gnu.org>
23315
23316 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
23317 really_call_used[VRSAVE_REGNO] if not Altivec.
23318
233192002-02-19 Alan Modra <amodra@bigpond.net.au>
c410d49e 23320
c1f11548
DE		 23321 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
23322 MODE_MASK.
23323 (constant_pool_expr_1): Fix formatting.
23324 (rs6000_legitimize_reload_address): Likewise.
23325
c964d90e
RK		 23326Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23327
23328 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
23329 now that we have one.
23330
ae34ac46
ZW		 233312002-02-19 Zack Weinberg <zack@codesourcery.com>
23332
23333 * tree.h (struct tree_common): Remove aux. Add unused_0 at
23334 end of first block of bitfields (which was only seven bits);
23335 rename dummy to unused_1; remove comment which is no longer true.
23336
293c28ee
GS		 233372002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
23338
23339 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
23340
7b8781c8
PB		 233412002-02-19 Philip Blundell <pb@nexus.co.uk>
23342
0cb6c58d 23343 PR 5399
7b8781c8
PB		 23344 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
23345 if generating PIC.
23346
23347 PR 5054
23348 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
23349 arm_is_longcall_p rather than inspecting call-type cookie
23350 directly.
23351 (call_value_insn) [TARGET_THUMB]: Likewise.
23352
5c464583
GS		 233532002-02-19 Graham Stott <grahams@redhat.com>
23354
23355 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
23356
71c061e6
DE		 233572002-02-19 David Edelsohn <edelsohn@gnu.org>
23358
23359 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
23360 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
6d1def5c 23361 (FP_SAVE_INLINE): Delete.
71c061e6
DE		 23362
23363 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
23364 * config/rs6000/eabi.asm: Remove ABI save restore routines.
23365 * config/rs6000/t-ppccomm: Build crtsavres.o.
23366 * config/rs6000/crtsavres.asm: New file.
23367
3a7731fd
PB		 233682002-02-19 Philip Blundell <philb@gnu.org>
23369
23370 * config/arm/arm.c (use_return_insn): Don't reject interrupt
23371 functions.
23372 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
23373 (output_return_instruction): Allow interrupt functions to return with
23374 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
23375 (arm_expand_prologue): Subtract 4 before stacking LR in an
23376 interrupt function.
23377
14f583b8
PB		 233782002-02-19 Philip Blundell <pb@nexus.co.uk>
23379
23380 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
23381 decl, not just FUNCTION_DECL.
23382 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
23383 (arm_assemble_integer): Likewise.
23384 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
23385 marked local.
c410d49e 23386
4cb7482c
MG		 233872002-02-19 matthew green <mrg@eterna.com.au>
23388
23389 * config.gcc (sparc-*-netbsdelf*): Enable target.
23390 (sparc64-*-netbsd*): New target.
23391 * config/sparc/netbsd-elf.h: New file.
23392 * config/sparc/t-netbsd64: New file.
23393
2df3a718
GS		 233942002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
23395
23396 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
23397
77f6c1eb
RS		 233982002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
23399
23400 * doc/invoke.texi: explicitly list the style guidelines that
23401 -Weffc++ checks for.
23402
fd973d56
JH		 23403Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
23404
23405 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
23406
30518e45
NB		 234072002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
23408
23409 PR other/5718
23410 * gcc.c (cpp_unique_options): Treat -o as indicating object file
23411 only if not -E. If -E, pass -o through to the preprocessor.
23412
39ea5704
KH		 234132002-02-19 Kazu Hirata <kazu@hxi.com>
23414
23415 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
23416 register number with an appropriate macro.
23417
7355dba7
BM		 234182002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
23419
23420 * doc/rtl.texi (Constants): Close @code tag.
23421
91c8aa9e
AH		 234222002-02-19 Aldy Hernandez <aldyh@redhat.com>
23423
23424 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
23425 ("mmx_uavgv4hi3"): Same.
23426 ("pmulhrwv4hi3"): Same.
23427
23428 * tree-inline.c (walk_tree): Handle vectors.
23429
23430 * c-common.c (constant_expression_warning): Handle vectors.
23431 (overflow_warning): Same.
23432
23433 * sched-deps.c (sched_analyze_2): Handle vectors.
23434
23435 * rtlanal.c (rtx_unstable_p): Handle vectors.
23436 (rtx_varies_p): Same.
23437 (count_occurrences): Same.
23438 (regs_set_between_p): Same.
23439 (modified_between_p): Same.
23440 (modified_in_p): Same.
23441 (volatile_insn_p): Same.
23442 (volatile_refs_p): Same.
23443 (side_effects_p): Same.
23444 (may_trap_p): Same.
23445 (inequality_comparisons_p): Same.
23446 (replace_regs): Same.
23447 (computed_jump_p_1): Same.
23448
23449 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
23450 argument.
23451 (inner_mode_array): New.
23452 (copy_rtx): Handle vectors.
23453 (copy_most_rtx): Same.
23454 (rtx_equal_p): Same.
23455 (get_mode_alignment): Adjust for vectors.
23456
23457 * resource.c (mark_referenced_resources): Handle vectors.
23458 (mark_set_resources): Same.
23459
23460 * reload1.c (eliminate_regs): Handle vectors.
23461 (elimination_effects): Same.
23462 (scan_paradoxical_subregs): Same.
23463
23464 * reload.c (subst_reg_equivs): Handle vectors.
23465
23466 * regrename.c (scan_rtx): Handle vectors.
23467
23468 * regclass.c (reg_scan_mark_refs): Handle vectors.
23469
23470 * recog.c (find_single_use_1): Handle vectors.
23471
23472 * local-alloc.c (equiv_init_varies_p): Handle vectors.
23473 (contains_replace_regs): Same.
23474 (memref_referenced_p): Same.
23475
23476 * integrate.c (copy_rtx_and_substitute): Handle vectors.
23477 (subst_constants): Same.
23478
23479 * genattrtab.c (attr_copy_rtx): Handle vectors.
23480 (encode_units_mask): Same.
23481 (clear_struct_flag): Same.
23482 (count_sub_rtxs): Same.
23483
23484 * gcse.c (want_to_gcse_p): Handle vectors.
23485 (oprs_unchanged_p): Same.
23486 (hash_expr_1): Same.
23487 (oprs_not_set_p): Same.
23488 (expr_killed_p): Same.
23489 (compute_transp): Same.
23490 (store_ops_ok): Same.
23491
23492 * function.c (purge_addressof_1): Do not allow paradoxical subregs
23493 of vectors.
23494 (fixup_var_refs_1): Same.
23495 (instantiate_virtual_regs_1): Same.
23496
23497 * fold-const.c (operand_equal_p): Handle vectors.
23498 (fold): Same.
23499 (rtl_expr_nonnegative_p): Same.
23500
23501 * flow.c (mark_used_regs): Handle vectors.
23502
23503 * df.c (df_uses_record): Handle vectors.
23504
23505 * cselib.c (cselib_subst_to_values): Handle vectors.
23506 (cselib_mem_conflict_p): Same.
23507 (hash_rtx): Same.
23508
23509 * cse.c (canon_reg): Handle vectors.
23510 (fold_rt): Same.
23511 (cse_process_notes): Same.
23512 (count_reg_usage): Same.
23513 (canon_hash): Same.
23514
23515 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
23516
23517 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
23518
23519 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
23520 (gen_rtx): Handle CONST_VECTOR.
23521 (gen_const_vector_0): New.
23522 (copy_rtx_if_shared): CONST_VECTORs can be shared.
23523 (reset_used_flags): Same.
23524 (copy_insn_1): Same.
23525 (initializer_constant_valid_p): Handle VECTOR_CST.
23526
23527 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
23528
23529 * doc/rtl.texi (Constants): Document const_vector.
23530 (CONST0_RTX): Update for vectors.
23531 (RTL sharing): Same.
23532
23533 * print-tree.c (print_node): Add case for VECTOR_CST.
23534
23535 * tree.h (TREE_VECTOR_CST_ELTS): New.
23536 (struct tree_vector): New.
23537 (union tree_node): Add vector node.
23538 (build_vector): Add prototype.
23539
23540 * tree.def (VECTOR_CST): New.
23541
23542 * tree.c (build_vector): New.
23543
23544 * expmed.c (make_tree): Handle CONST_VECTOR.
23545
23546 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
23547 (CONST_VECTOR_ELT): New.
23548 (CONST_VECTOR_NUNITS): New.
23549
23550 * machmode.h (GET_MODE_INNER): New.
23551 (DEF_MACHMODE): Accept 8th arg.
23552
23553 * machmode.def: Add 8th argument for vector inner mode.
23554 Add inner vector modes for vectors.
23555
23556 * rtl.def (VEC_CONST): Remove.
23557 (CONST_VECTOR): New.
23558
23559 * expr.c (clear_storage): Allow vectors.
23560 (is_zeros_p): Handle VECTOR_CST.
23561
23562 * varasm.c (output_constant_pool): Handle vectors.
23563 (rtx_const): Add veclo and vechi fields.
23564 (kind): Add RTX_VECTOR.
23565 (decode_rtx_const): Add case for vector.
23566
23567 * config/rs6000/rs6000-protos.h: Add zero_constant.
c410d49e 23568
91c8aa9e
AH		 23569 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
23570 constants. Force easy vector constants into memory.
23571 (easy_vector_constant): New.
23572 (emit_easy_vector_constant): New.
23573 (rs6000_legitimize_reload_address): Do not generate bad reloads on
23574 darwin.
23575
23576 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
23577 instruction does.
23578 ("altivec_lvxl"): Same.
23579 (altivec_lvebx): Same.
23580 (altivec_lvehx): Same.
23581 (altivec_lvewx): Same.
23582 ("*movv4si_const0"): New.
23583 ("*movv4sf_const0"): New.
23584 ("*movv8hi_const0"): New.
23585 ("*movv16qi_const0"): New.
23586
d4d6d0ce
KH		 235872002-02-18 Kazu Hirata <kazu@hxi.com>
23588
23589 * config/h8300/h8300.c (notice_update_cc): Use
23590 cc_status.value2.
23591
4915d3aa
KH		 235922002-02-18 Kazu Hirata <kazu@hxi.com>
23593
23594 * config/h8300/h8300.md (divmod patterns): Change the
23595 constraints for operands[1] to register_operand.
23596
82be00ee
KH		 235972002-02-18 Kazu Hirata <kazu@hxi.com>
23598
23599 * config/h8300/h8300-protos.h: Remove the prototype for
23600 p_operand.
23601 * config/h8300/h8300.c (p_operand): Remove.
23602 * config/h8300/h8300.md: Replace p_operand with
23603 const_int_operand.
23604
1768c26f
PB		 236052002-02-18 Philip Blundell <pb@nexus.co.uk>
23606
23607 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
23608 comment.
23609 (output_return_instruction): Allow use of LDR to unstack
23610 return addresss even for interrupt handlers or when
23611 interworking. If compiling for ARMv5, use interworking-safe
23612 return instructions by default. Remove duplicated code and
23613 lengthy "strcat" sequences.
23614
ccd84f51
FS		 236152002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
23616
23617 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
23618 (LINK_EH_SPEC): Define.
23619 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
23620
2c153108
UW		 236212002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
23622
23623 * config/s390/s390.c (s390_emit_prologue): Do not set the
23624 frame_related flag for call-clobbered registers.
23625
e95d6b23
JH		 23626Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
23627
23628 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
23629 (construct_container): Fix handling of SSE operands.
23630 (ix86_expand_builtin): Fix handling of 64bit pointers.
23631 (mmx_maskmovq_rex): New pattern.
23632
c43a12b5
JH		 23633Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
23634
23635 * regrename.c (kill_set_value): Handle subregs properly.
23636
aeb85a15
DB		 236372002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
23638
23639 * objc/objc-act.c (handle_impent): Remove leading '*'
c410d49e 23640 from objc_class_name.
aeb85a15 23641
a615ca3e
RH		 236422002-02-17 Richard Henderson <rth@redhat.com>
23643
23644 * config/alpha/alpha.c (some_small_symbolic_operand,
23645 some_small_symbolic_operand_1, split_small_symbolic_operand,
23646 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
23647 Handle small SYMBOL_REFs anywhere, not just inside memories.
23648 * config/alpha/alpha-protos.h: Update.
23649 * config/alpha/alpha.h (PREDICATE_CODES): Update.
23650 * config/alpha/alpha.md (small symbolic operand splitter): Update.
23651
ddb28441
RM		 236522002-02-17 Roland McGrath <roland@frob.com>
23653
23654 * config.gcc (powerpc-*-gnu-gnualtivec*,
23655 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
23656 * config/rs6000/gnu.h: New file.
23657 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
23658 Grok "gnu" in rs6000_abi_name.
23659 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
23660 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
23661 Grok -mcall-gnu analogous to -mcall-linux et al.
23662 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
23663 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
23664 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
23665
f6f8ada3
JJ		 236662002-02-17 Jakub Jelinek <jakub@redhat.com>
23667
23668 PR c/3444:
23669 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
23670 shortening.
23671
e16b32fc
PT		 236722002-02-17 Philipp Thomas <pthomas@suse.de>
23673
23674 * config/cris/cris.h: Undefine STARTFILE_SPEC and
23675 ENDFILE_SPEC before (re)defining them.
23676
f9477efd
KH		 236772002-02-17 Kazu Hirata <kazu@hxi.com>
23678
23679 * config/h8300/h8300.c: Fix formatting.
23680 * config/h8300/h8300.h: Likewise.
23681
404ae494
PT		 236822002-02-17 Philipp Thomas <pthomas@suse.de>
23683
23684 * doc/tm.texi: Explain why empty strings should not be
23685 marked for translation.
23686
a52453cc
PT		 236872002-02-17 Philipp Thomas <pthomas@suse.de>
23688
23689 * final.c (output_operand_lossage): Changed to accept
23690 printf style arguments. Change calls where necessary.
23691 * output.h (output_operand_lossage): Change declaration
23692 accordingly. Update copyright.
23693 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
23694 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
23695 Update copyright date where necessary.
c410d49e 23696
a52453cc
PT		 23697 * config/i386/i386.c (print_operand): Likewise. Remove use of
23698 sprintf.
23699
23700 * config/cris/cris.c (cris_operand_lossage): Likewise.
23701 Rename parameter so that exgettext recognizes it as
23702 translatable message.
23703 (LOSE_AND_RETURN): Rename parameter to msgid.
23704
1c11abc4
KH		 237052002-02-17 Kazu Hirata <kazu@hxi.com>
23706
23707 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
23708 hard coded register number with an appropriate macro.
23709 (HARD_REGNO_MODE_OK): Likewise.
23710 (ARG_POINTER_REGNUM): Likewise.
23711 (STATIC_CHAIN_REGNUM): Likewise.
23712 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
23713 * config/h8300/h8300.md (define_constants): Define more
23714 register numbers.
23715
a5d17ff3
PT		 237162002-02-17 Philipp Thomas <pthomas@suse.de>
23717
23718 * config/i386/i386.h: Don't mark empty strings for translation.
23719
1a7289c4
L		 237202002-02-16 H.J. Lu <hjl@gnu.org>
23721
23722 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
23723
afb58288
ZW		 237242002-02-16 Zack Weinberg <zack@codesourcery.com>
23725
23726 * cppinit.c (merge_include_chains): Check for brack being
23727 NULL before attempting to merge it with qtail.
23728
d2af4dbd
AC		 237292002-02-16 Andrew Cagney <ac131313@redhat.com>
23730
23731 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
23732 DBX_DEBUG.
23733
2e1ed1e3
JDA		 237342002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
23735
23736 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
23737
604c75b2
JDA		 237382002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
23739
23740 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
23741 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
23742 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
23743
1a42b072
RK		 23744Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23745
7303604f 23746 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
1a42b072
RK		 23747 now only if !TARGET_FIX.
23748 (*movsi_nt_vms_fix): New pattern.
23749
c2ea1ac6
DR		 237502002-02-16 Douglas B Rupp <rupp@gnat.com>
23751
23752 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
23753 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
23754 (alpha_sa_mask, alpha_sa_size): Reflect above change.
23755 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
23756 (alpha_start_function, alpha_expand_epilogue): Likewise.
23757 (unicosmk_gen_dsib): Likewise.
23758
725e58b1
RK		 23759Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23760
23761 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
23762
13e58269
UW		 237632002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
23764
c410d49e 23765 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
13e58269
UW		 23766 check_and_change_labels, s390_final_chunkify): Delete.
23767 (s390_split_branches, s390_chunkify_pool): New functions.
23768 (s390_function_prologue): Call them.
c410d49e 23769
13e58269
UW		 23770 * config/s390/s390.h (S390_REL_MAX): Delete.
23771 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
23772
c410d49e 23773 * config/s390/s390.md (cjump, icjump, jump): Fix length
13e58269
UW		 23774 attribute calculation.
23775
23776
34d1b01d
DE		 237772002-02-15 David Edelsohn <edelsohn@gnu.org>
23778
23779 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
23780 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
23781
be5cc51a
JDA		 237822002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
23783
23784 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
23785 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
23786 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
23787
ee96ce90
RS		 237882002-02-15 Richard Sandiford <rsandifo@redhat.com>
23789
23790 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
23791
05fa709d
RS		 237922002-02-15 Richard Sandiford <rsandifo@redhat.com>
23793
23794 * reload.c (find_dummy_reload): Check that an output register
23795 is valid for its mode.
23796
4606272b
AO		 237972002-02-14 Alexandre Oliva <aoliva@redhat.com>
23798
9a360704
AO		 23799 * combine.c (known_cond): After replacing the REG of a SUBREG, try
23800 to simplify it.
23801
4606272b
AO		 23802 * function.c (assign_parms): Demote promoted argument passed by
23803 transparent reference.
23804
e62d89a1
JS		 238052001-02-14 Joel Sherrill <joel@OARcorp.com>
23806
23807 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
23808 -Acpu() and -Amachine() to eliminate warnings.
23809
6c4cf695
UW		 238102002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
23811
23812 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
23813
037f11ef
KH		 238142002-02-14 Kazu Hirata <kazu@hxi.com>
23815
23816 * config/h8300/h8300-protos.h: Update the prototype for
23817 const_costs.
23818 * config/h8300/h8300.c (const_costs): Treat SET as a little
23819 more expensive operation.
23820 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
23821 reference to const_costs.
23822
fdc76b09
HPN		 238232002-02-14 Hans-Peter Nilsson <hp@axis.com>
23824
23825 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
23826
d76e6800
JJ		 238272002-02-14 Jakub Jelinek <jakub@redhat.com>
23828
23829 PR c/5503:
23830 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
23831 use arguments from newtype.
23832
5ae590d7
EC		 238332002-02-13 Eric Christopher <echristo@redhat.com>
23834
23835 * config/mips/mips.c (override_options): Add check for march/mipsX
23836 on the same command line. Fix error message in cpu processing.
23837 Remove architecture and ISA checks.
23838
b8513691
AH		 238392002-02-14 Aldy Hernandez <aldyh@redhat.com>
23840
831c4e87 23841 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
b8513691 23842
831c4e87 23843 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
b8513691 23844
78c875e8
AH		 238452002-02-14 Aldy Hernandez <aldyh@redhat.com>
23846
831c4e87
KC		 23847 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
23848 alternatives.
23849 ("*movv8hi_internal1"): Same.
23850 ("*movv16qi_internal1"): Same.
23851 ("*movv4sf_internal1"): Same.
78c875e8 23852
831c4e87
KC		 23853 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
23854 not push_reload for altivec modes.
78c875e8 23855
d76e6800 238562002-02-13 Joel Sherrill <joel@OARcorp.com>
f22b4bc4
JS		 23857
23858 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
23859 all RTEMS targets including removal of #includes from config/*/rtems*.h
23860 file and adding them to tm_file setting. Added xm_defines=POSIX to
23861 many targets.
23862 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
23863 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
23864 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
23865 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
23866 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
23867 config/m68k/rtemself.h: Ditto.
23868 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
23869 config/mips/rtems64.h: Ditto.
23870 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
23871 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
23872 Ditto.
23873 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
23874 config/sparc/rtemself.h: Ditto.
23875 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
23876 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
23877 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
23878 more like arm-elf.
23879 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
23880 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
23881 target made more similar to i386-elf.
23882 * config/i386/t-rtems-i386: Added soft float support and multilibs.
23883 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
23884 be similar to config/m68k/t-m68kelf.
23885 * gthr-rtems.h: Encapsulate with extern "C" for C++.
23886
8686336f
JH		 23887Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
23888
23889 * regmove.c (kill_value): Handle subregs.
23890
558740bf
JH		 23891Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
23892
23893 * i386.md (mul patterns): Allow memory operand to be first;
23894 add expanders where needed; fix constraints.
23895 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
23896 Allow memory operand to be the first.
23897
23898 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
23899 operands.
23900
21117a17
JJ		 239012002-02-13 Jakub Jelinek <jakub@redhat.com>
23902
23903 PR c/5681:
23904 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
23905 GET_MODE (x).
23906
ec65b2e3
JJ		 239072002-02-13 Jakub Jelinek <jakub@redhat.com>
23908
23909 PR optimization/5547:
23910 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
23911 all valid IA-32 address modes involving non-scaled %ebx and
23912 GOT/GOTOFF as displacement.
23913
ce50cae8
UW		 239142002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
23915
23916 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
23917 after emitting ltorg insns.
23918
23919 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
23920 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
23921 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
23922 *abssf2): Fix "op_type" attribute.
23923
09eb789b
DR		 239242002-02-13 Douglas B Rupp <rupp@gnat.com>
23925
2dbe67bb
DR		 23926 * mkconfig.sh: Avoid using a subshell redirect.
23927 ($output.T): Change to $(output)T.
23928 (ENABLE_NLS): Remove unneeded undef.
23929
ea5b9a1f
DR		 23930 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
23931 * config/alpha/x-vms (libsubdir): Define.
23932
3deb00ce
DR		 23933 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
23934 register frame procedures. Optimize retrieving context.
23935
09eb789b
DR		 23936 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
23937 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
23938 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
23939
1abade85
RK		 23940Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23941
23942 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
23943 Make same change as for find_base_value.
23944
c283e63f
KH		 239452002-02-13 Kazu Hirata <kazu@hxi.com>
23946
23947 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
23948 of QImode and SImode.
23949
86039100
KH		 239502002-02-13 Kazu Hirata <kazu@hxi.com>
23951
23952 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
23953 length computation of movsi.
23954 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
23955
e1429da0
KH		 239562002-02-13 Kazu Hirata <kazu@hxi.com>
23957
23958 * config/h8300/h8300.md (subqi3): Tighten the predicate for
23959 operands[2] to register_operand.
23960
aebfea10
JH		 23961Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
23962
23963 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
23964
0ec4e2a8
AH		 239652002-02-12 Aldy Hernandez <aldyh@redhat.com>
23966
831c4e87
KC		 23967 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
23968 for altivec_lvx* and altivec_stvx*.
23969 ("*movv4si_internal"): Add constraint for loading from GPRs.
23970 ("*movv8hi_internal1"): Same.
23971 ("*movv16qi_internal1"): Same.
23972 ("*movv4sf_internal1"): Same.
0ec4e2a8 23973
831c4e87 23974 * config/rs6000/rs6000.c (altivec_register_operand): New.
0ec4e2a8 23975
831c4e87
KC		 23976 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
23977 altivec_register_operand.
0ec4e2a8 23978
b007569d
HPN		 239792002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
23980
23981 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
23982 handle SYMBOL_REF.
23983
e6834654
SS		 239842002-02-13 Stan Shebs <shebs@apple.com>
23985
831c4e87
KC		 23986 * c-typeck.c (digest_init): Handle vectors.
23987 (really_start_incremental_init): Same.
23988 (pop_init_level): Same.
23989 (process_init_element): Same.
e6834654 23990
831c4e87 23991 * varasm.c (output_constant): Same.
e6834654 23992
831c4e87
KC		 23993 * expr.c (clear_storage): Same.
23994 (store_constructor): Same.
e6834654 23995
d9b3eb63
EC		 239962002-02-12 Eric Christopher <echristo@redhat.com>
23997
23998 * explow.c (hard_function_value): Add comment explaining
23999 signed/unsigned comparison.
24000
56d44285
JJ		 240012002-02-12 Jakub Jelinek <jakub@redhat.com>
24002
24003 * jump.c (never_reached_warning): Add finish argument.
24004 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
24005 real insn after end.
24006 * rtl.h (never_reached_warning): Adjust prototype.
24007 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
24008 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
24009 never_reached_warning.
24010
fc209487
GS		 240112002-02-12 Graham Stott <grahams@redhat.com>
24012
24013 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
24014
1e41e866
KH		 240152002-02-12 Kazu Hirata <kazu@hxi.com>
24016
24017 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
24018 logical shifts on H8/300.
24019 (shift_alg_si): Improve several shifts on H8/300.
24020 (get_shift_alg): Likewise.
24021
a36a47ad
GS		 240222002-02-12 Graham Stott <grahams@redhat.com>
24023
24024 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
24025
0aacc8ed
RK		 24026Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
24027
24028 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
24029 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
24030
a02ac966
HPN		 240312002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
24032
24033 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
24034 non-CONST_INT through default_assemble_integer.
24035 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
24036 <case 8>: Abort for CONST_DOUBLE.
24037
d6e06ddc
JDA		 240382002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
24039
24040 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
24041 is specified.
24042 * config/pa/pa-linux.h (LIB_SPEC): Delete.
24043 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
24044
515342a8
AH		 240452002-02-11 Andrew Haley <aph@cambridge.redhat.com>
24046
24047 * config/stormy16/stormy16.md (zero_extendqihi2): New.
24048
cddd8b72
AO		 240492002-02-11 Alexandre Oliva <aoliva@redhat.com>
24050
66df7a98
AO		 24051 * regrename.c (regrename_optimize): Don't accept a
24052 part-clobbered register if the replaced register is not part
24053 clobbered.
24054
841404cd
AO		 24055 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
24056 take padding into account when computing the argument value.
24057
1d1ade42
AO		 24058 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
24059
cddd8b72
AO		 24060 * combine.c (try_combine): Apply substitutions in
24061 CALL_INSN_FUNCTION_USAGE too.
24062
5c665b88
AH		 240632002-02-11 Aldy Hernandez <aldyh@redhat.com>
24064
77f6c1eb
RS		 24065 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
24066 __builtin_altivec_abs*.
24067 (bdesc_abs): New.
5c665b88 24068
77f6c1eb
RS		 24069 * config/rs6000/rs6000.h (rs6000_builtins): Add
24070 ALTIVEC_BUILTIN_ABS*.
5c665b88 24071
77f6c1eb
RS		 24072 * config/rs6000/altivec.h: Use const char for builtins expecting
24073 literals.
24074 (vec_abs): New versions for C and C++.
24075 (vec_abss): Same.
5c665b88 24076
3494f1b4
KH		 240772002-02-10 Kazu Hirata <kazu@hxi.com>
24078
24079 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
24080 using Pmode.
24081
72431aef
KH		 240822002-02-10 Kazu Hirata <kazu@hxi.com>
24083
24084 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
24085 constant definition from h8300.md.
24086 (FRAME_POINTER_REGNUM): Likewise.
24087 * config/h8300/h8300.md (define_constants): Add FP_REG.
24088
87e4ee91
KH		 240892002-02-10 Kazu Hirata <kazu@hxi.com>
24090
24091 * config/h8300/h8300.c (print_operand): Remove redundant code.
24092
9c188705
KH		 240932002-02-10 Kazu Hirata <kazu@hxi.com>
24094
24095 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
24096 * config/h8300/h8300.c (byte_reg): Make it static.
24097
fba78abb
RH		 240982002-02-10 Richard Henderson <rth@redhat.com>
24099
24100 PR c/5623
24101 * c-typeck.c (incomplete_type_error): Handle flexible array members.
24102
65739e62
RH		 241032002-02-10 Richard Henderson <rth@redhat.com>
24104
24105 PR c++/5624
24106 * tree.c (append_random_chars): Don't abort if main_input_filename
24107 does not exist.
24108
247cb9df
HPN		 241092002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
24110
24111 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
24112
232bd029
KH		 241132002-02-10 Kazu Hirata <kazu@hxi.com>
24114
65739e62 24115 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
232bd029
KH		 24116 (pushhi1): Likewise.
24117
276ef573
JDA		 241182002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
24119
24120 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
24121 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
24122
617e9ee5
DB		 241232002-02-09 David O'Brien <obrien@FreeBSD.org>
24124
24125 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
24126 remove MASK_VIS.
24127 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
24128
6dfa4005
KH		 241292002-02-09 Kazu Hirata <kazu@hxi.com>
24130
24131 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
24132 a half of an SImode register on H8/300.
24133
749e7b80
JH		 24134Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
24135
24136 * i386.md (movdi_2): Add missing '!'.
24137
ca77d87c
KH		 241382002-02-09 Kazu Hirata <kazu@hxi.com>
24139
24140 * config/h8300/h8300.h: Fix formatting. Remove commented-out
24141 definitions.
24142
16c96304
KH		 241432002-02-09 Kazu Hirata <kazu@hxi.com>
24144
24145 * config/h8300/h8300.md (length): Correct the distance valid
24146 for the short branch.
24147
a364bc90
KH		 241482002-02-09 Kazu Hirata <kazu@hxi.com>
24149
24150 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
24151
e4ec2cac
AO		 241522002-02-09 Alexandre Oliva <aoliva@redhat.com>
24153
a138247b
AO		 24154 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
24155 registers in SImode.
24156 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
24157 part-clobbered.
24158
2b1fd83f
AO		 24159 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
24160 patch.
d9b3eb63 24161
fa5322fa
AO		 24162 Contribute sh64-elf.
24163 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
24164 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
24165 (sh_cannot_modify_jumps_p): New function.
24166 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
24167 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
24168 (sh_ms_bitfield_layout_p): New function.
24169 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
24170 Zack Weinberg <zack@codesourcery.com>
24171 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
24172 expand_simple_binop instead of expand_binop.
24173 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
24174 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
24175 use of .quad and .uaquad.
24176 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
24177 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
24178 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
24179 * config/sh/sh.md (movdi_const, movdi_const_32bit,
24180 movdi_const_16bit): Make sure all CONSTs have modes.
24181 (sym2PIC): Ditto, but by adjusting all callers.
24182 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
24183 if the prologue calls the SHmedia argument decoder or register
24184 saver.
24185 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
24186 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
24187 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
24188 (sh_expand_epilogue): Don't emit USE of return target register.
24189 (prepare_move_operands): Legitimize DImode PIC addresses.
24190 (sh_media_register_for_return): Skip tr0, used to initialize the
24191 PIC register.
24192 (sh_expand_prologue): Remove explicit USE of return register.
24193 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
24194 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
24195 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
24196 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
24197 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
24198 EXTRA_CONSTRAINT_T.
24199 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
24200 (MOVI_SHORI_BASE_OPERAND_P): New.
24201 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
24202 (EXTRA_CONSTRAINT_T): Define in terms of them.
24203 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
24204 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
24205 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
24206 alternatives supporting TARGET_REGS.
24207 (UNSPEC_GOTPLT): New constant.
24208 (movdi split): Move incrementing of LABEL_NUSES...
24209 (movdi_const, movdi_const_32bit): Here. Use
24210 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
24211 (movdi_const_16bit): New.
24212 (call, call_value) [flag_pic]: Use GOTPLT.
24213 (call_pop, call_value_pop): New expands.
24214 (call_pop_compact, call_pop_rettramp): New insns.
24215 (call_value_pop_compact, call_value_pop_rettramp): New insns.
24216 (sibcall) [flag_pic]: Use GOT.
24217 (builtint_setjmp_receiver): Remove bogus, unused expand.
24218 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
24219 (*pt, *ptb, ptrel): New insns.
24220 (sym2GOT): Handle DImode GOT.
24221 (sym2GOTPLT, symGOTPLT2reg): New expands.
24222 (sym2PIC): New expand.
24223 (shcompact_return_tramp): Use GOTPLT to return trampoline.
24224 (shcompact_return_tramp_i): Use return register explicitly.
24225 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
24226 disable flag_reorder_blocks.
24227 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
24228 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
24229 clobbers, for clarity.
24230 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
24231 restoring of r0 in macl as MAYBE_DEAD.
24232 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
24233 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
24234 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
24235 alter_subreg all over.
24236 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
24237 reload, instead of emitting instructions that would require
24238 reloading.
24239 (casesi_load_media): Add missing modes.
24240 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
24241 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
24242 as used if the argument decoder is called.
24243 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
24244 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
24245 Pmode, then extend it to DImode if necessary.
24246 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
24247 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
24248 constants in FPU-enabled SHmedia, let them be loaded from memory.
24249 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
24250 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
24251 Adjust whitespace in assembly output templates.
24252 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
24253 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
24254 mode of if_then_else.
24255 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
24256 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
24257 sh.h.
24258 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
24259 Joern Rennecke <amylaar@redhat.com>
24260 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
24261 (SUBTARGET_CPP_PTR_SPEC): New.
24262 (SUBTARGET_CPP_SPEC): Remove.
24263 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
24264 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
24265 Fix typo in previous checkin.
24266 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
24267 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
24268 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
24269 Alexandre Oliva <aoliva@redhat.com>
24270 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
24271 what single FP register can hold for SHmedia target.
24272 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
24273 Alexandre Oliva <aoliva@redhat.com>
24274 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
24275 Do not split into SUBREG.
24276 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
24277 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
24278 and added new functions as specified in SH5 ABI r9.
24279 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
24280 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
24281 8-byte boundary.
24282 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
24283 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
24284 gen_consttable_4 and gen_consttable_8. Emit multiple labels
24285 and consttable_window_ends.
24286 2001-06-03 Graham Stott <grahams@redhat,com>
24287 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
24288 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
24289 * config/sh/sh.c (print_operand): Handle floating-point pair,
24290 vector and matrix registers.
24291 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
24292 vector modes into account.
24293 * config/sh/sh.md (movv2sf): Split move between registers into
24294 movdf.
24295 (movv4sf, movv16sf): Introduce insns that get split only after
24296 reload.
24297 * config/sh/shmedia.h: Fix Copyright dates.
24298 * config/sh/ushmedia.h: Likewise. Move loop counter
24299 declarations into conditionals that uses them.
24300 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
24301 loop boundary.
24302 * config/sh/sshmedia.h: Fix Copyright dates.
24303 (sh_media_PUTCFG): Fix constraints.
24304 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
24305 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
24306 ptrmemfunc_vbit_in_delta for SH5.
24307 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
24308 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
24309 * invoke.texi: Likewise.
24310 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
24311 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
24312 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
24313 GCC_pop_shmedia_regs_nofpu): New global symbols.
24314 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
24315 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
24316 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
24317 compact function with nonlocal labels.
24318 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
24319 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
24320 (initial_elimination_offset): Account for their stack space.
24321 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
24322 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
24323 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
24324 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
24325 least one of the operands to be a register.
24326 (movv2sf): Likewise. Renamed to movv2sf_i.
24327 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
24328 prepare_move_operands() before emitting SHmedia insns.
24329 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
24330 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
24331 Don't save nor initialize r12. Don't mis-align the stack.
24332 Pad the code with a nop.
24333 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
24334 stack.
24335 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
24336 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
24337 [__SHMEDIA__]: Implement.
24338 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
24339 * config/sh/sh.md: Set latency of `pt' closer to reality.
24340 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
24341 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
24342 Set move, load and store type attributes.
24343 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
24344 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
24345 profiling.
24346 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
24347 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
24348 * config/sh/sh.c (sh_media_register_for_return): New function.
24349 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
24350 branch-target register.
24351 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
24352 * config/sh/sh.md (return_media_i): Use any call-clobbered
24353 branch-target register.
24354 (return_media): If r18 wasn't copied in the prologue, copy it
24355 here.
24356 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
24357 Clear class FP0_REGS.
24358 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
24359 from elf.h.
24360 2001-03-08 DJ Delorie <dj@redhat.com>
24361 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
24362 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
24363 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
24364 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
24365 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
24366 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
24367 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
24368 return value correctly for call_cookie.
24369 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
24370 * config/sh/crt1.asm (start): Modified so as to call
24371 ___setup_argv_and_call_main.
24372 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
24373 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
24374 SHmedia mode.
24375 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
24376 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
24377 (STRIP_NAME_ENCODING): Use it.
24378 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
24379 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
24380 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
24381 prepare_scc_operands().
24382 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
24383 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
24384 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
24385 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
24386 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
24387 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
24388 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
24389 used in shcompact_incoming_args.
24390 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
24391 change.
24392 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
24393 mode.
24394 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
24395 Adjust accordingly.
24396 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
24397 Simplify. Adjust. Add sanity check.
24398 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
24399 FPU_SINGLE_BIT.
24400 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
24401 TARGET_SHCOMPACT.
24402 (udivsi3, divsi3): Use them.
24403 (force_mode_for_call): New insn.
24404 (call, call_value, sibcall_value): Emit it before SHcompact
24405 calls.
24406 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
24407 * config/sh/sh.md (call, call_value, sibcall): Make sure the
24408 call cookie is non-NULL before taking its value.
24409 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
24410 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
24411 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
24412 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
24413 block.
24414 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
24415 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
24416 temporary for stack adjusts. Use MACL and MACH to pass
24417 arguments to shcompact_incoming_args.
24418 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
24419 clobber r1.
24420 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
24421 (nested_trampoline): Load static chain address into r1.
24422 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
24423 2001-01-07 Alexandre Oliva <aoliva@redhat.com
24424 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
24425 fp_arith_reg_operand().
24426 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
24427 * config/sh/sh.md (casesi): Sign-extend the first two operands,
24428 and use signed compares for them.
24429 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
24430 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
24431 ones properly aligned.
24432 (find_barrier): Account for extra alignment needed for 8-byte wide
24433 constants.
24434 (machine_dependent_reorg): Require a label for the second 4-byte
24435 constant after an 8-byte one.
24436 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
24437 change.
24438 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
24439 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
24440 last_float when switching float modes.
24441 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
24442 auto-increment for general-purpose registers.
24443 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
24444 result.
24445 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
24446 for stack adjust.
24447 * config/sh/sh.c (sh_builtin_saveregs): Support using all
24448 registers for varargs.
24449 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
24450 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
24451 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
24452 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
24453 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
24454 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
24455 call_cookie accordingly.
24456 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
24457 (SHCOMPACT_BYREF): Likewise.
24458 (SHCOMPACT_FORCE_ON_STACK): New macro.
24459 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
24460 (sh_builtin_saveregs): Likewise.
24461 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
24462 shcompact_incoming_args): Use new shift values. Support
24463 sequences of consecutive and non-consecutive pushes/pops.
24464 * config/sh/sh.md (return): Don't explicitly use PR_REG.
24465 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
24466 * config/sh/sh.h (TEXT_SECTION): Define.
24467 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
24468 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
24469 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
24470 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
24471 return values on FPU-enabled SHmedia.
24472 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
24473 FPU-enabled SHmedia.
24474 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
24475 value is returned in a non-FP reg and is not returned by
24476 reference.
24477 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
24478 jump_ind.
24479 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
24480 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
24481 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
24482 quad-aligned to be passed by callee-copy reference.
24483 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
24484 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
24485 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
24486 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
24487 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
24488 copying low-numbered FP regs to r7 and r8.
24489 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
24490 FP regs to general-purpose regs only if the copy was passed on the
24491 stack.
24492 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
24493 copying FP reg to r9.
24494 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
24495 copy FP regs to general-purpose regs only in outgoing calls.
24496 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
1e4e95d6 24497 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
fa5322fa
AO		 24498 HOST_WIDE_INT.
24499 * config/sh/sh.h (struct sh_args): Document all fields.
24500 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
24501 passed partially on the stack should not consider making
24502 sibcalls.
24503 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
24504 stack_regs only for incoming calls. When passing FP args,
24505 make sure there are FP regs available before modifying
24506 call_cookie.
24507 (SHCOMPACT_BYREF): Pass double args in general-purpose
24508 registers by reference.
24509 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
24510 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
24511 attempt to generate sibcalls if the caller got any arguments
24512 by reference.
24513 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
24514 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
24515 to 8-byte boundaries.
24516 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
24517 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
24518 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
24519 stored in the stack.
24520 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
24521 for the offsets to have the ISA bit set.
24522 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
24523 invocation. Use beq instead of bgt to mark end of sequence of
24524 loads.
24525 (shcompact_incoming_args): Fix store of r2. Use beq instead of
24526 bgt to mark end of sequence of stores.
24527 * config/sh/sh.c (arith_operand): Don't check whether
24528 CONST_OK_FOR_J for now.
24529 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
24530 instead of long for conversion.
24531 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
24532 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
24533 before passing it to fprintf.
24534 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
24535 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
24536 Call set_fpscr before reading/writing SR.
24537 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
24538 Call set_fpscr.
24539 * config/sh/lib1funcs.asm: Add `.align 2' directives before
24540 SHmedia code.
24541 (FMOVD_WORKS): Define on SH5 with FPU.
24542 (set_fpscr): Define on SH5. Remove separate _fpscr_values
24543 setting.
24544 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
24545 _fpscr_values.
24546 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
24547 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
24548 address.
24549 (ia_main_table): Ditto.
24550 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
24551 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
24552 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
24553 the definitions from sh.h.
24554 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
24555 TARGET_SH5.
24556 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
24557 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
24558 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
24559 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
24560 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
24561 Increment LABEL_NUSES.
d9b3eb63 24562
fa5322fa
AO		 24563 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
24564 TARGET_SH5.
24565 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
24566 defined.
24567 * config/sh/elf.h (SIZE_TYPE): Likewise.
24568 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
24569 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
24570 shcompact_incoming_args): Load switch table addresses using
24571 datalabel.
24572 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
24573 (NO_BUILTIN_SIZE_TYPE): Define.
24574 (SIZE_TYPE): Don't define.
24575 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
24576 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
24577 definition of __SH5__=32 for -m5-compact-nofpu.
24578 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
24579 ADDR_DIFF_VEC.
24580 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
24581 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
24582 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
24583 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
24584 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
24585 (INSN_LENGTH_ALIGNMENT): Likewise.
24586 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
24587 * config/sh/sh.md (call, call_value, sibcall): Simplify
24588 copying of non-branch-target register.
24589 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
1e4e95d6 24590 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
fa5322fa
AO		 24591 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
24592 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
24593 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
24594 floating-point values as structs.
24595 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
24596 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
24597 general-purpose register.
24598 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
24599 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
24600 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
24601 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
24602 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
24603 (ENCODE_SECTION_INFO): Enclose variables and constants in
24604 DATALABEL unspecs.
24605 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
24606 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
24607 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
24608 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
24609 only for LABEL_REFs. For SYMBOL_REFs, prepend
24610 SH_DATALABEL_ENCODING to the symbol name.
24611 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
24612 convert_mode().
24613 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
24614 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
24615 UNSPEC_DATALABEL.
24616 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
24617 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
24618 (DATALABEL_REF_P): Don't require CONST.
24619 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
24620 REL label.
24621 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
24622 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
24623 right.
24624 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
24625 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
24626 Use shallow_copy_rtx and PUT_MODE to change the mode of
24627 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
24628 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
24629 on SHmedia using GENERAL_REGs.
24630 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
24631 bltu_media_i): Fix reversion of conditions.
24632 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
24633 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
24634 * config/sh/sh.c (output_far_jump): Save r13 in macl.
24635 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
24636 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
24637 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
24638 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
24639 (GCC_nested_trampoline): Likewise.
24640 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
24641 * config/sh/sh.c (gen_datalabel_ref): Define.
24642 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
24643 (INITIALIZE_TRAMPOLINE): Likewise.
24644 (TRAMPOLINE_ADJUST_ADDRESS): Define.
24645 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
24646 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
24647 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
24648 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
24649 (ic_invalidate): Adjust for SH5.
24650 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
24651 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
24652 _nested_trampoline.
24653 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
24654 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
24655 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
24656 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
24657 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
24658 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
24659 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
24660 * config/sh/sh.c (target_reg_operand): Match only target-branch
24661 registers and pseudos that aren't virtual registers.
24662 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
24663 Copy operands that don't match target_reg_operand to pseudos.
24664 (call_media, call_value_media, sibcall_media): Use
24665 target_reg_operand instead of target_operand.
24666 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
d9b3eb63 24667 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
fa5322fa
AO		 24668 * config/sh/sh.c (target_reg_operand): Match hardware registers
24669 other than branch-target registers.
24670 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
24671 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
24672 (fpscr_values) [SH5 == 32]: Define.
24673 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
24674 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
24675 Handle function addresses coming in SUBREGs.
24676 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
24677 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
24678 shcompact_return_trampoline): Use datalabel where appropriate.
24679 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
24680 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
24681 general-purpose register to copy one branch-target register to
24682 another.
24683 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
24684 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
24685 SYMBOL_REFs with VOIDmode.
24686 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
24687 bltu_media_i): New insns.
24688 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
24689 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
24690 (INIT_CUMULATIVE_ARGS): Likewise.
24691 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
24692 * machmode.def (V16SFmode): New mode.
24693 * c-common.c (type_for_mode): Support V2SF and V16SF.
24694 * tree.c (build_common_tree_nodes_2): Likewise.
24695 * tree.h (tree_index): Likewise.
24696 * calls.c (emit_call_1): Take args_so_far. Adjust all
24697 callers. Introduce CALL_POPS_ARGS.
24698 * tm.texi (CALL_POPS_ARGS): Document.
24699 * config/sh/crt1.asm: Implement in SHmedia mode.
24700 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
24701 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
24702 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
24703 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
24704 Implement divsi and udivsi in SHmedia mode. Introduce
24705 SHcompact trampolines.
24706 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
24707 only in SHmedia64.
24708 (regno_reg_class): Rewrite.
24709 (fp_reg_names): Remove.
24710 (sh_register_names, sh_additional_register_names): New.
24711 (print_operand): Added `u'. Support SUBREGs in addresses.
24712 Add parentheses around shifted CONSTs.
24713 (output_file_start): Output .mode and .abi directives.
24714 (shiftcosts, addsubcosts, multcosts): Adjust.
24715 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
24716 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
24717 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
24718 bytes, not registers. Take into account the need for the
24719 SHcompact incoming args trampoline. Adjust all callers.
24720 (sh_expand_prologue): Take stack_regs into account. Call
24721 incoming args trampoline. Keep stack aligned as per SH5 ABI.
24722 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
24723 stack aligned as per SH5 ABI.
24724 (sh_builtin_saveregs): Support SH5 ABI.
24725 (sh_build_va_list, sh_va_start): Likewise.
24726 (initial_elimination_offset): Take alignment into account.
24727 Compute location of PR according to the SH5 stack frame.
24728 (arith_reg_operand): Reject branch-target registers.
24729 (shmedia_6bit_operand): New.
24730 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
24731 (target_reg_operand): Match DImode only. Accept SUBREGs.
24732 (target_operand): New.
24733 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
24734 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
24735 SIBCALL_REGS for SHmedia.
24736 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
24737 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
24738 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
24739 (TARGET_SWITCHES): New SH5 flags.
24740 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
24741 VALID_REGISTER_P to disable unsupported registers.
24742 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
24743 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
24744 (FUNCTION_ARG_PADDING): Define.
24745 (FASTEST_ALIGNMENT): Adjust.
24746 (SH_REGISTER_NAMES_INITIALIZER): New.
24747 (sh_register_names): Declare.
24748 (DEBUG_REGISTER_NAMES): Define.
24749 (REGISTER_NAMES): Define based on sh_register_names.
24750 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
24751 (sh_additional_register_names): Declare.
24752 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
24753 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
24754 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
24755 (REGISTER_NATURAL_MODE): Define.
24756 (FIRST_PSEUDO_REGISTER): Adjust.
24757 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
24758 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
24759 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
24760 (VECTOR_MODE_SUPPORTED_P): Define.
24761 (REG_CLASS_CONTENTS): Adjust.
24762 (SMALL_REGISTER_CLASSES): Adjust.
24763 (REG_ALLOC_ORDER): Adjust.
24764 (INDEX_REG_CLASS): Adjust.
24765 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
24766 (CONST_OK_FOR_LETTER_P): Adjust.
24767 (PREFERRED_RELOAD_CLASS): Adjust.
24768 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
24769 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
24770 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
24771 (FIRST_FP_PARM_REG): Adjust.
24772 (CALL_POPS_ARGS): Define.
24773 (FUNCTION_ARG_REGNO_P): Adjust.
24774 (struct sh_args): New fields.
24775 (GET_SH_ARG_CLASS): Adjust.
24776 (INIT_CUMULATIVE_ARGS): Adjust.
24777 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
24778 (FUNCTION_ARG_ADVANCE): Adjust.
24779 (FUNCTION_ARG): Adjust.
24780 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
24781 (FUNCTION_ARG_CALLEE_COPIES): Define.
24782 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
24783 (STRICT_ARGUMENT_NAMING): Define.
24784 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
24785 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
24786 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
24787 (SETUP_INCOMING_VARARGS): Adjust.
24788 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
24789 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
24790 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
24791 (SUBREG_OK_FOR_INDEX_P): Adjust.
24792 (EXTRA_CONSTRAINT_S): Update.
24793 (EXTRA_CONSTRAINT_T): New.
24794 (EXTRA_CONSTRAINT): Adjust.
24795 (GO_IF_LEGITIMATE_INDEX): Adjust.
24796 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
24797 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
24798 (MOVE_MAX): Adjust.
24799 (MAX_MOVE_MAX): Define.
24800 (Pmode): Adjust.
24801 (CONST_COSTS): Adjust.
24802 (REGISTER_MOVE_COST): Adjust.
24803 (BRANCH_COST): Adjust.
24804 (TEXT_SECTION_ASM_OP): Adjust.
24805 (DBX_REGISTER_NUMBER): Adjust.
24806 (ASM_OUTPUT_DOUBLE_INT): New.
24807 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
24808 (PREDICATE_CODES): Adjust.
24809 (PROMOTE_MODE): Adjust.
24810 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
24811 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
24812 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
24813 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
24814 (DR0_REG, DR2_REG, DR4_REG): Renumber.
24815 (TR0_REG, TR1_REG, TR2_REG): New.
24816 (XD0_REG): Renumber.
24817 (UNSPEC_COMPACT_ARGS): New.
24818 (type): Added pt and ptabs.
24819 (length): Default to 4 on SHmedia. Default pt length to 12
1e4e95d6 24820 and 20 on SHmedia32 and SHmedia64, respectively.
fa5322fa
AO		 24821 (pt): New function unit.
24822 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
24823 Add whitespace between operands of SHmedia instructions.
24824 (movdicc): Fix.
24825 (adddi3_media, addsi3_media): Adjust constraints.
24826 (subsi3) [SHmedia]: Force operand 1 into a register.
24827 (udivsi3_i1_media, udivsi3_i4_media): New.
24828 (udivsi3): Support SHmedia.
24829 (divsi3_i1_media, divsi3_i4_media): New.
24830 (divsi3): Support SHmedia.
24831 (anddi3, iordi3, xordi3): Adjust constraints.
24832 (zero_extendhidi2, zero_extendqidi2): New.
24833 (extendsidi2, extendhidi2, extendqidi2): New.
24834 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
24835 (pop_e, pop_fpul, pop_4): Likewise.
24836 (movsi_media): Support FP and BT registers.
24837 (movsi_media_nofpu): New. Adjust splits to DImode.
24838 (lduw, ldub): Renamed to zero_extend* above.
24839 (movqi_media): Fix typo.
24840 (movdi_media): Support FP and BT registers.
24841 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
24842 (movdi_const_32bit): New.
24843 (shori_media): Require immediate operand. Use `u' for output.
24844 (movdf_media, movsf_media): Simplified.
24845 (movdf_media_nofpu, movsf_media_nofpu): New.
24846 (movdf, movsf): Adjust
24847 (movv2sf, movv2sf, movv16sf): New.
24848 (beq_media, beq_media_i): Adjust constraints. Don't use
24849 scratch BT register.
24850 (bne_media, bne_media_i): Likewise.
24851 (bgt_media, bgt_media_i): Likewise.
24852 (bge_media, bge_media_i): Likewise.
24853 (bgtu_media, bgtu_media_i): Likewise.
24854 (bgeu_media, bgeu_media_i): Likewise.
24855 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
24856 bunordered): Emit jump insn. Force operands to registers when
24857 needed.
24858 (jump_media, jump): Simplify.
24859 (call_compact, call_compact_rettramp): New.
24860 (call_value_compact, call_value_compact_rettramp): New.
24861 (call_media, call_value_media): Simplify.
24862 (sibcall_compact, sibcall_media): New.
24863 (call, call_value): Adjust for SHmedia and SHcompact.
24864 (sibcall, sibcall_value, untyped_call): Likewise.
24865 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
24866 (indirect_jump): Adjust for SHmedia.
24867 (casesi_jump_media): New.
24868 (nop): Re-enable for SHmedia.
24869 (call_site): Restrict to SH1.
24870 (casesi): Adjust for SHmedia.
24871 (casesi_shift_media, casesi_load_media): New.
24872 (return): Explicitly use PR register. Call return trampoline
24873 on SHcompact.
24874 (return_i): Explicitly use PR register.
24875 (shcompact_return_tramp, shcompact_return_tramp_i): New.
24876 (return_media): Adjust.
24877 (shcompact_incoming_args): New.
24878 (epilogue): Adjust.
24879 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
24880 (movstrsi): Disable on SH5.
24881 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
24882 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
24883 (subsf3, subsf3_media): Likewise.
24884 (mulsf3, mulsf3_media, mac_media): Likewise.
24885 (divsf3, divsf3_media): Likewise.
24886 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
24887 (floatsisf2, fux_truncsfsi2): Likewise.
24888 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
24889 constraints.
24890 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
24891 (cmpunsf_media, cmpsf): Likewise.
24892 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
24893 (abssf2, abssf2_media): Likewise.
24894 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
24895 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
24896 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
24897 (floatsidf2, fix_truncdfsi2): Likewise.
24898 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
24899 constraints.
24900 (cmpeqdf_media, cmpgtdf_media): Likewise.
24901 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
24902 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
24903 (absdf2, absdf2_media): Likewise.
24904 (extendsfdf2, extendsfdf2_media): Likewise.
24905 (truncsfdf2, truncsfdf2_media): Likewise.
24906 * config/sh/sh64.h: New file.
24907 * config/sh/t-sh64: New file.
24908 * config/sh/shmedia.h: New file.
24909 * config/sh/ushmedia.h: New file.
24910 * config/sh/sshmedia.h: New file.
24911 * configure.in: Added sh64-*-elf.
24912 * configure: Rebuilt.
24913 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
24914 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
24915 (reg_class_from_letter): Use `b' for TARGET_REGS.
24916 (print_operand): Support `%M', `%m', `AND' and
24917 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
24918 (andcosts): Adjust for SHmedia.
24919 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
24920 Likewise.
24921 (target_reg_operand): New function.
24922 * config/sh/sh-protos.h (target_reg_operand): Declare.
24923 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
24924 FP registers on SH5.
24925 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
24926 on SH4.
24927 (TARGET_REGISTER_P): New macro.
24928 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
24929 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
24930 (EXTRA_CONSTRAINT_S): New macro.
24931 (EXTRA_CONSTRAINT): Adjust.
24932 (FLOAT_TYPE_SIZE): Define to 32.
24933 (Pmode): DImode on SHmedia.
24934 (CONST_COSTS): Adjust for SHmedia literals.
24935 (PREDICATE_CODES): Added target_reg_operand.
24936 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
24937 * config/sh/sh.md: Remove all attrs from SHmedia insns.
24938 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
24939 (cmpdi): Accept SHmedia.
24940 (movdicc_false, movdicc_true): New insns.
24941 (movdicc): New expand.
24942 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
24943 no_new_pseudos.
24944 (addsi3_media): Match `S' constraint.
24945 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
24946 (negdi2): Expand for SHmedia.
24947 (one_cmpldi2): New expand.
24948 (zero_extendsidi2): Change from expand to insn.
24949 (extendsidi2): Add constraints.
24950 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
24951 LD/ST address. Fix SI immediate loading split.
24952 (movhi_media, movqi_media, lduw, ldub): New insns.
24953 (movhi, movqi): Accept SHmedia.
24954 (shori_media, movdi_media): Relax input constraints. Split
24955 symbolic constants.
24956 (movdf_media, movsf_media): New insn. New split to movdi.
24957 (movdf, movsf): Match on SHmedia.
24958 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
24959 bgeu_media): New insns and splits. New insns with `_i' suffix.
24960 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
24961 (bunordered): New expand.
24962 (jump_compact): Renamed from `jump'.
24963 (jump_media): New insn.
24964 (jump): New expand.
24965 (call_media, call_value_media): New insns.
24966 (call, call_value): Adjust.
24967 (indirect_jump_compact): Renamed from `indirect_jump'.
24968 (indirect_jump_media): New insn.
24969 (indirect_jump): New expand.
24970 (untyped_call, return): Accept SHmedia.
24971 (return_media): New insn.
24972 (prologue, epilogue, blockage): Accept SHmedia.
24973 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
24974 (sunordered): New expand.
24975 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
24976 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
24977 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
24978 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
24979 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
24980 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
24981 abssf2_media): New insns.
24982 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
24983 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
24984 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
24985 floatdidf2, floatsidf2_media, fix_truncdfdi2,
24986 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
24987 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
24988 absdf2_media): New insns.
24989 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
24990 (extendsfdf2_media, truncdfsf2_media): New insns.
24991 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
24992 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
24993 * config/sh/sh.h (CONST_OK_FOR_J): Document.
24994 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
24995 * config/sh/sh.md (adddi3): New expand.
24996 (adddi3_media, adddi3z_media): New insns.
24997 (adddi3_compact): Renamed from adddi3.
24998 (addsi3_media): Use add.l r63 to add constant zero.
24999 (subdi3): New expand.
25000 (subdi3_media): New insn.
25001 (subdi3_compact): Renamed from subdi3.
25002 (mulsidi3): New expand.
25003 (mulsidi3_media): New insn.
25004 (mulsidi3_compact): Renamed from mulsidi3.
25005 (umulsidi3): New expand.
25006 (umulsidi3_media): New insn.
25007 (umulsidi3_compact): Renamed from umulsidi3.
25008 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
25009 (ashlsi3, ashrsi3, lshrsi3): Use them.
25010 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
25011 (ashldi3, ashrdi3, lshrdi3): Use them.
25012 (zero_extendsidi2): New expand.
25013 (extendsidi2): New insn.
25014 (movsi_media): New insn. Split to movdi to load constants.
25015 (movsi): Enable for shmedia.
25016 (movdi_media): New insn. Use shori_media to load wide constants.
25017 (short_media): New insn.
25018 (movdi): Enable for shmedia.
25019 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
25020 * config/sh/sh.h (CPP_SPEC): Added `m5'.
25021 (SUBTARGET_CPP_SPEC): Added `!m5'.
25022 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
25023 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
25024 to all other SH variants.
25025 (TARGET_DEFAULT): Set to SH1_BIT.
25026 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
25027 (BITS_PER_WORD): Raise to 64 on shmedia.
25028 (MAX_BITS_PER_WORD): Change to 64.
25029 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
25030 (INT_TYPE_SIZE): Keep as 32.
25031 (UNITS_PER_WORD): Raise to 8 on shmedia.
25032 (MIN_UNITS_PER_WORD): Keep as 4.
25033 (POINTER_SIZE): Raise to 64 on shmedia.
25034 (CONST_OK_FOR_J): New macro.
25035 (CONST_OK_FOR_LETTER_P): Use it.
25036 (processor_type): Add PROCESSOR_SH5.
25037 * config/sh/sh.md: Conditionalize all expands, insns and
25038 splits to TARGET_SH1.
25039 (cpu): Added sh5.
25040 (addsi3_compact): Renamed from...
25041 (addsi3): Now an expand.
25042 (addsi3_media, subsi3_media): New insns.
25043 (subsi3): Don't negate constants with SHmedia.
25044
e4ec2cac
AO		 25045 * hooks.c: New file.
25046 * hooks.h: New file.
25047 * Makefile.in (HOOKS_H): New.
25048 (TARGET_DEF_H): Added $(HOOKS_H).
25049 (OBJS): Added hooks.o.
25050 (cfgcleanup.o, bb-reorder.o): Added target.h.
25051 (hooks.o): Added dependencies.
25052 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
25053 (TARGET_INITIALIZER): this.
25054 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
25055 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
25056 * bb-reorder.c: Include target.h.
25057 (reorder_basic_blocks): Skip if cannot modify jumps.
25058 * cfgcleanup.c: Include target.h.
25059 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
25060
246a46e0
CD		 250612002-02-08 Chris Demetriou <cgd@broadcom.com>
25062
831c4e87
KC		 25063 * config/mips/mips.md (casesi_internal, casesi_internal_di):
25064 Protect jump delay slot instructions with .set noreorder and
25065 .set nomacro.
246a46e0
CD		 25066
250672002-02-08 Chris Demetriou <cgd@broadcom.com>
6a5ea3f4
CD		 25068
25069 * config/mips/mips.md (casesi_internal_di): Calculate
25070 the index into the target offset table correctly.
25071
fdf473ae
RH		 250722002-02-08 Richard Henderson <rth@redhat.com>
25073
25074 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
25075 * final.c (output_addr_const): Accept and discard SUBREG.
25076 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
25077 mark them unknown instead.
25078 (simplify_subtraction): Handle RTX_UNKNOWN.
25079 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
25080
c50503ac
DE		 250812002-02-08 David Edelsohn <edelsohn@gnu.org>
25082
25083 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
25084
3660d217
RH		 250852002-02-08 Richard Henderson <rth@redhat.com>
25086
25087 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
25088
56547299
AJ		 250892002-02-08 Andreas Jaeger <aj@suse.de>
25090
25091 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
25092 * config/i386/t-linux64: New file.
25093
1cf537c5
JJ		 250942002-02-08 Jakub Jelinek <jakub@redhat.com>
25095
25096 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
25097 * c-parse.in (compstmt): Clear last_expr_type.
25098
5c7f5a5f
RH		 250992002-02-07 Richard Henderson <rth@redhat.com>
25100
25101 * loop.c (strength_reduce): Sink final_value when not
25102 eliminating a biv.
25103
b1138bf3
DB		 251042002-02-07 David O'Brien <obrien@FreeBSD.org>
25105
25106 * config/sparc/freebsd.h: Fix mismatched spec {.
25107
b6878a45
RH		 251082002-02-07 Richard Henderson <rth@redhat.com>
25109
25110 * cfgrtl.c: Include recog.h and insn-config.h.
25111 (keep_with_call_p): Fix general_operand invocation.
25112 * Makefile.in (cfgrtl.o): Update dependencies.
25113
ae19f5ef
KH		 251142002-02-07 Kazu Hirata <kazu@hxi.com>
25115
25116 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
25117 comment. Accept HImode only if TARGET_H8300.
25118
b137f9fc
EC		 251192002-02-07 Eric Christopher <echristo@redhat.com>
25120
25121 * config/mips/crtn.asm: Cleanup #ifdefs.
25122
251232002-02-07 Eric Christopher <echristo@redhat.com>
25124
25125 * config/mips/crti.asm: Add changes for mips16. mips16 uses
25126 register 7 as RA instead of $31.
25127 * config/mips/crtn.asm: Ditto.
25128 * config/mips/mips.c (mips_move_2words): Add case for
25129 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
25130 (compute_frame_size): Fix typo.
25131 (save_restore_insns): Ditto. Make documentation about using
25132 register $7 as return register more precise.
25133 (mips_expand_epilogue): Fix comment. Add code to work around not
25134 being able to add to the stack pointer directly.
25135 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
25136 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
25137 epilogue.
25138
768070a0
TR		 251392002-02-07 Tom Rix <trix@redhat.com>
25140
b137f9fc 25141 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
768070a0
TR		 25142 immediates in ldu and stdu DS opcode field.
25143 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
25144 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
25145 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
25146
225909c3
JS		 251472002-02-07 Jeff Sturm <jsturm@one-point.com>
25148
25149 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
25150 offset for stack bias.
25151
15fae023
L		 251522002-02-07 H.J. Lu <hjl@gnu.org>
25153
25154 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
25155
fde5badd
UW		 251562002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
25157
25158 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
25159
162f023b
JH		 25160Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
25161
25162 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
25163 * i386.c (x86_order_regs_for_local_alloc): New global function.
25164 * i386.h (REG_ALLOC_ORDER): CLeanup.
25165 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
25166
9b462c42
RH		 251672002-02-07 Richard Henderson <rth@redhat.com>
25168
85aa876c 25169 PR optimization/2463
9b462c42
RH		 25170 * alias.c (find_base_value): Recall base values for fixed hard regs.
25171 * loop.c (loop_regs_update): Don't use single_set on non-insns.
25172
06e455a9
AO		 251732002-02-07 Alexandre Oliva <aoliva@redhat.com>
25174
25175 * config/mips/mips.md (define_delay) [mips16]: Adjust required
25176 length.
25177
edd1967d
RH		 251782002-02-06 Richard Henderson <rth@redhat.com>
25179
25180 PR c/5609
25181 * stmt.c (resolve_operand_name_1): Take more care with mixed
25182 named and unnamed operands.
25183
a2cd028f
JJ		 251842002-02-06 Janis Johnson <janis187@us.ibm.com>
25185 Jan Hubicka <jh@suse.cz>
25186
25187 * loop.c (remove_constant_addition): Avoid clobbering a shared
25188 CONST expression.
25189
e8487c04
UW		 251902002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
25191
25192 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
25193 * config/s390/t-linux64: New file.
25194 * config/s390/libgcc-glibc.ver: New file.
25195
58d10f89
UW		 251962002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
25197
25198 * config/s390/linux64.h: Delete file.
25199 * config/s390/s390x.h: New file.
25200 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
25201 as target header file.
25202 * config/s390/linux.h (TARGET_VERSION): Define depending on
25203 DEFAULT_TARGET_64BIT.
25204 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
25205 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
25206 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
25207 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
25208 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
25209 (EXTRA_SPEC): New define.
25210 * config/s390/s390.h (TARGET_VERSION): Define depending on
25211 DEFAULT_TARGET_64BIT.
25212 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
25213
5ce89b2e
JM		 252142002-02-06 Jason Merrill <jason@redhat.com>
25215
25216 * c-decl.c (finish_function): Warn about a non-void function with
25217 no return statement and no abnormal exit.
25218 (current_function_returns_abnormally): New variable.
25219 (start_function): Clear it.
25220 (struct c_language_function): Add returns_abnormally.
25221 (push_c_function_context): Save it.
25222 (pop_c_function_context): Restore it.
25223 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
25224 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
25225 an explicit return type.
25226 * c-tree.h: Declare current_function_returns_abnormally.
25227 (C_FUNCTION_IMPLICIT_INT): New macro.
25228 * c-typeck.c (build_function_call): Set it.
25229 (c_expand_return): Set current_function_returns_value even if the
25230 value is erroneous.
25231
caaf2272
JJ		 252322002-02-06 Jakub Jelinek <jakub@redhat.com>
25233
25234 PR c/5420:
25235 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
25236 unsafe for reevaluation.
25237
d5129288
JJ		 252382002-02-06 Jakub Jelinek <jakub@redhat.com>
25239
25240 PR c/5482:
25241 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
25242 EXPR_STMT, but COMPOUND_STMT, recurse into it.
25243
7fb75099
RH		 252442002-02-06 Richard Henderson <rth@redhat.com>
25245
25246 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
25247 be a general_operand. Dest for function value must be a pseudo.
25248
d3a8b6a6
NC		 252492002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
25250
25251 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
25252 as SYMBOL_REFs from the constant pool.
25253
3c1299c5
AO		 252542002-02-06 Alexandre Oliva <aoliva@redhat.com>
25255
25256 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
25257 passed by invisible reference.
25258
c2c9f6c9
RH		 252592002-02-05 Richard Henderson <rth@redhat.com>
25260
25261 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
25262
a824924d
HPN		 252632002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
25264
25265 Implement using "base addresses" in insn operands as default.
25266 * config/mmix/mmix.c (mmix_conditional_register_usage): if
25267 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
25268 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
25269 used to read the rtx value.
25270 (mmix_target_asm_function_epilogue): Fix spacing.
25271 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
25272 (mmix_legitimate_address): Ditto.
25273 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
25274 should be loaded with a GETA insn. Don't allocate needless extra
25275 char for nul termination and fix misleading comment.
25276 (mmix_print_operand_address): Handle constants if
25277 TARGET_BASE_ADDRESSES.
25278 (mmix_output_register_setting): Use base addressing if
25279 TARGET_BASE_ADDRESSES and the number of insns is 3.
25280 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
25281 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
25282 to use R as constraint, add LDA to match s.
25283 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
25284 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
25285 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
25286 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
25287 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
25288 order with other fixed registers.
25289 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
25290 other parameter/call-clobbered registers.
25291 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
25292 -mbase-addresses, -mno-base-addresses.
25293 (MMIX Options): Ditto.
25294
73c342b9
JDA		 252952002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
25296
25297 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
25298
ef238c58
AH		 252992002-02-06 Aldy Hernandez <aldyh@redhat.com>
25300
831c4e87 25301 * config/rs6000/altivec.h: Change elem to _S_elem.
ef238c58 25302
ad08e60e
JT		 253032002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
25304
25305 * config/netbsd.h (WCHAR_TYPE): Define.
25306 (WCHAR_TYPE_SIZE): Ditto.
25307 (WINT_TYPE): Ditto.
25308 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
25309 (WCHAR_UNSIGNED): Ditto.
25310 (WCHAR_TYPE_SIZE): Ditto.
25311 (WINT_TYPE): Ditto.
25312 * config/arm/netbsd.h: Likewise.
25313 * config/i386/netbsd-elf.h: Likewise.
25314 * config/i386/netbsd.h: Likewise.
25315 * config/m68k/netbsd-elf.h: Likewise.
25316 * config/m68k/netbsd.h: Likewise.
25317 * config/ns32k/netbsd.h: Likewise.
25318 * config/sparc/netbsd.h: Likewise.
25319 * config/vax/netbsd.: Likewise.
25320
f913c102
AO		 253212002-02-05 Alexandre Oliva <aoliva@redhat.com>
25322
25323 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
25324 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
25325 (TARGET_INITIALIZER): this.
25326 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
25327 (BITFIELD_NBYTES_LIMITED): Markup fix.
25328 * tree.h (default_ms_bitfield_layout_p): Declare.
25329 (record_layout_info): Added prev_field.
25330 * tree.c (default_ms_bitfield_layout_p): New fn.
25331 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
25332 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
25333 * stor-layout.c: Include target.h.
25334 (start_record_layout): Initialize prev_field.
25335 (place_field): Handle MS bit-field layout, and disregard
25336 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
25337 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
25338 * Makefile.in (stor-layout.o): Adjust dependencies.
25339
c13db5d1
JM		 253402002-02-05 Jason Merrill <jason@redhat.com>
25341
c13db5d1
JM		 25342 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
25343
4505024e
AJ		 253442002-02-05 Andreas Jaeger <aj@suse.de>
25345
25346 * crtstuff.c: Fix comments.
25347
794ad79d
RH		 253482002-02-05 Richard Henderson <rth@redhat.com>
25349
2e279a9b
RH		 25350 PR fortran/3393
25351 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
25352 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
25353
794ad79d
RH		 25354 PR fortran/3392
25355 * config/mips/mips.c (function_arg): Handle TImode.
25356 (function_arg_advance): Likewise.
25357
8f909017
AH		 253582002-02-05 Aldy Hernandez <aldyh@redhat.com>
25359
c13db5d1
JM		 25360 * config/rs6000/altivec.h (vec_step_help): Rename to
25361 __vec_step_help.
8f909017 25362
66daa9e3
AH		 253632002-02-05 Aldy Hernandez <aldyh@redhat.com>
25364
c13db5d1 25365 * config/rs6000/altivec.h: Fix typos.
66daa9e3 25366
2696e97b
JT		 253672002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
25368
25369 * config/arm/netbsd.h: Correct a comment.
25370
3deb2758
AH		 253712002-02-05 Aldy Hernandez <aldyh@redhat.com>
25372
c13db5d1
JM		 25373 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
25374 building void typed builtins.
3deb2758 25375
c13db5d1
JM		 25376 * config/rs6000/altivec.h (vec_ld*): Fix typos.
25377 (vec_step): Implement for C++.
3deb2758 25378
c13db5d1 25379Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2c79137a
RK		 25380
25381 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
25382
ebbb0a63
RH		 253832002-02-04 Richard Henderson <rth@redhat.com>
25384
25385 * combine.c (nonzero_bits): Re-introduce special case for
25386 sp/fp/ap wrt REGNO_POINTER_ALIGN.
25387
ae4b4a02
AH		 253882002-02-05 Aldy Hernandez <aldyh@redhat.com>
25389
c13db5d1
JM		 25390 * doc/extend.texi: Warn about unsupported usage of altivec
25391 builtins.
ae4b4a02 25392
c13db5d1
JM		 25393 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
25394 (altivec_predicate_*): New.
ae4b4a02 25395
c13db5d1
JM		 25396 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
25397 Add C++ version of vec_*() functions.
ae4b4a02 25398
c13db5d1
JM		 25399 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
25400 (bdesc_2arg): Remove altivec predicates.
25401 (altivec_expand_builtin): Handle predicates.
25402 (altivec_init_builtins): Handle predicates.
25403 (altivec_expand_predicate_builtin): New.
ae4b4a02 25404
f6bcf44c
JDA		 254052002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
25406
25407 * pa.c (DO_FRAME_NOTES): Move forward.
25408 (store_reg): Revise handling of frame notes.
25409 (load_reg): Likewise.
25410 (set_reg_plus_d): Likewise.
25411 (hppa_expand_prologue): Likewise.
25412 (hppa_expand_epilogue): Likewise.
b137f9fc 25413
703b0080
JDA		 254142002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
25415
25416 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
25417
6f9fdf4d
JJ		 254182002-02-04 Jakub Jelinek <jakub@redhat.com>
25419
25420 PR c/4475, c++/3780:
25421 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
25422 * c-common.h (SWITCH_TYPE): Define.
25423 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
25424 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
25425 Rename spareness variable to sparseness.
25426 (expand_end_case_type): Renamed from expand_end_case, use orig_type
25427 if non-NULL instead of TREE_TYPE (orig_index).
25428 * tree.h (expand_end_case_type): Renamed from expand_end_case.
25429 (expand_end_case): Define using expand_end_case_type.
25430 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
25431 to expand_end_case_type.
25432 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
25433
79109502
JDA		 254342002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
25435
25436 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
25437 (BIGGEST_ALIGNMENT): Change to 128.
25438
e62a5987
JDA		 254392002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
25440
25441 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
25442
219f24a4
JDA		 254432002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
25444
25445 * pa.md (call_internal_reg_64bit): Remove unused variable.
25446
3cb66fd7
NC		 254472002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
25448
25449 * config/arm/arm.h (machine_function): Add uses_anonymous_args
25450 field.
831c4e87 25451 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
3cb66fd7 25452 * config/arm/arm.c (current_function_anonymous_args): Delete,
831c4e87
KC		 25453 replace uses with cfun->machine->uses_anonymous_args.
25454 (arm_reorg): Do not reset uses_anonymous_args.
3cb66fd7
NC		 25455
25456 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
25457 any geenral register.
b137f9fc 25458
5d5603e2 254592001-02-04 Bernd Schmidt <bernds@redhat.com>s
24c545ff
BS		 25460
25461 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
25462 the entry block.
25463
563c12b0
RH		 254642002-02-04 Richard Henderson <rth@redhat.com>
25465
25466 * combine.c (force_to_mode): Remove STACK_BIAS code.
25467 (nonzero_bits): Likewise. Replace sp/fp special case with
25468 REGNO_POINTER_ALIGN.
25469
25470 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
25471 (HARD_FRAME_POINTER_REGNUM): New.
25472 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
25473 (FIXED_REGS, CALL_USED_REGS): Update.
25474 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
25475 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
25476 (HARD_REGNO_NREGS): Update for SFP.
25477 (STACK_POINTER_OFFSET): Include bias here ...
25478 (FIRST_PARM_OFFSET): ... not here.
25479 (STACK_BIAS): Remove.
25480 (INIT_EXPANDERS): New.
25481 (STARTING_FRAME_OFFSET): Do not include bias.
25482 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
25483 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
25484 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
25485 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
25486 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
25487 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
25488 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
25489 (MUST_SAVE_REGISTER): Likewise.
25490 (sparc_flat_function_prologue): Likewise.
25491 (sparc_flat_function_epilogue): Likewise.
25492 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
25493 (sparc_init_modes): SFP is GENERAL_REGS.
25494 (sparc_builtin_saveregs): SFP does not have bias applied.
25495
14691f8d
RH		 254962002-02-04 Richard Henderson <rth@redhat.com>
25497
25498 * config/alpha/alpha.c (current_function_is_thunk): Don't check
25499 current_function_is_thunk.
25500 (alpha_sa_mask): Distinguish between current_function_is_thunk
25501 called from ASM_OUTPUT_MI_THUNK and not.
25502 (alpha_does_function_need_gp): Thunks always need gp.
25503 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
25504 (alpha_output_mi_thunk_osf): New.
25505 * config/alpha/alpha-protos.h: Update.
25506 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
25507
af702de8
RS		 255082002-02-04 Richard Sandiford <rsandifo@redhat.com>
25509
25510 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
25511 function types, not when they're taken away.
25512
5b1cacd8
JL		 25513Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
25514
25515 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
25516 CODE_LABEL and jump table when replacing a table jump with a
25517 simple jump.
25518
f3e9edff
UW		 255192002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
25520
25521 * config/s390/s390-protos.h (legitimize_la_operand,
25522 s390_secondary_input_reload_class, s390_plus_operand,
25523 s390_expand_plus_operand): Add prototypes.
25524
25525 config/s390/s390.c (s390_secondary_input_reload_class,
25526 s390_plus_operand, s390_expand_plus_operand): New functions.
25527
25528 (struct s390_address): New member 'pointer'.
25529 (s390_decompose_address): Compute it.
25530 (legitimate_la_operand_p): Use it.
25531 (legitimize_la_operand): New function.
25532 (movti, movdi, movdf splitters): Call it.
25533
25534 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
25535 (PREDICATE_CODES): Add s390_plus_operand.
25536
25537 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
25538 (la_ccclobber): Allow GENERAL_REGS as output operand.
25539
25540 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
25541 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
25542 (*la_64, *la_31, reload_indi, reload_insi): ... these.
25543
3c9a08ec
UW		 255442002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
25545
25546 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
25547 register names for regular asm () construct.
25548
ac300a45
JJ		 255492002-02-04 Jakub Jelinek <jakub@redhat.com>
25550
25551 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
25552 registers.
25553
fa852403
JJ		 255542002-02-04 Jakub Jelinek <jakub@redhat.com>
25555
25556 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
25557 pat for recog.
25558
fecaac37
HP		 255592002-02-04 Hartmut Penner <hpenner@de.ibm.com>
25560
831c4e87
KC		 25561 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
25562 constant pool to be identical by string address and index.
fecaac37 25563
10c45943
AG		 255642002-02-04 Anthony Green <green@redhat.com>
25565
25566 * output.h (SECTION_OVERRIDE): Define.
25567 * varasm.c (named_section): Obey SECTION_OVERRIDE.
25568
69474c3c
JT		 255692002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
25570
25571 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
25572 by existing arm*-*-netbsd* (a.out) target.
25573 (ns32k-*-netbsdelf*): Likewise.
25574 (sparc-*-netbsdelf*): Likewise.
25575 (vax-*-netbsdelf*): Likewise.
25576
939a46f6 255772002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
3b56934f
CF		 25578
25579 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
25580 headers and libobjc headers.
25581
255822002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
25583
25584 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
25585 (_mingw.h): Remove duplicate include.
25586
2fd95d71
JT		 255872002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
25588
25589 * config.gcc: Set cpu_type to m68k for 68010, as well.
25590 (m68010-*-netbsdelf*): New...
25591 (m68k*-*-netbsdelf*): ...targets.
25592 * config/m68k/netbsd-elf.h: New file.
25593
0ea6f6a0
KH		 255942002-02-02 Kazu Hirata <kazu@hxi.com>
25595
25596 * config/h8300/h8300.c (hand_list): Move inside function_arg.
25597
cbf1b2da
KH		 255982002-02-02 Kazu Hirata <kazu@hxi.com>
25599
25600 * config/h8300/h8300.c (h8_push_ops): Move inside
25601 h8300_init_once.
25602 (h8_pop_ops): Likewise.
25603 (h8_move_ops): Likewise.
25604
0869f126
KH		 256052002-02-02 Kazu Hirata <kazu@hxi.com>
25606
25607 * config/h8300/h8300.c (os_task): Make it static.
25608 (monitor): Likewise.
25609 (pragma_saveall): Likewise.
25610
90e65b70
AO		 256112002-02-02 Alexandre Oliva <aoliva@redhat.com>
25612
25613 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
25614 constant is a valid sign-extension for Pmode.
25615
9cbcd983
KH		 256162002-02-02 Kazu Hirata <kazu@hxi.com>
25617
25618 * config/h8300/h8300.c: Fix formatting.
25619
7a27efc4
KH		 256202002-02-02 Kazu Hirata <kazu@hxi.com>
25621
25622 * config/h8300/h8300.md: Fix formatting.
25623
54175a44
KH		 256242002-02-02 Kazu Hirata <kazu@hxi.com>
25625
25626 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
25627 predicates of operands[1]. Split the patterns for each
25628 processor variant.
25629
eceb1755
KH		 256302002-02-02 Kazu Hirata <kazu@hxi.com>
25631
25632 * config/h8300/h8300.md (xor patterns): Tighten the predicates
25633 of operands[1] to register_operand.
25634
0fef3fd0
NB		 256352002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
25636
25637 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
25638 * cpphash.c (_cpp_init_hashtable): Similarly.
25639 * cppinit.c (cpp_create_reader): Default the signed_char flag.
25640 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
05713b80 25641 (COMMAND_LINE_OPTIONS): Recognize -f{un,}signed-char.
0fef3fd0
NB		 25642 (cpp_handle_option): Handle the new options.
25643 * cpplex.c (cpp_interpret_charconst): Use new flag.
25644 * cpplib.h (struct cpp_options): New member signed_char.
25645 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
25646 (cpp_options): Handle -fsigned-char and -funsigned-char.
25647 (static_specs): Remove signed_char_spec.
25648 (do_spec1): Don't handle %c.
25649 * system.h: Poison SIGNED_CHAR_SPEC.
25650 * tradcif.y (yylex): Use flag_signed_char.
25651 * tradcpp.h (flag_signed_char): New.
25652 * tradcpp.c (flag_signed_char): New.
25653 (main): Handle new command-line options.
25654 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
25655config:
25656 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
25657 * avr/avr.h: Remove old comments.
25658 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
25659 (CC1_SPEC): Pass -fsigned-char if -mic*.
25660 (SIGNED_CHAR_SPEC): Remove.
25661doc:
25662 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
25663
0617ed52
EC		 256642002-02-01 Eric Christopher <echristo@redhat.com>
25665
25666 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
25667 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
25668 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
25669 (ASM_OUTPUT_REG_POP): Ditto.
25670
dfd48d76
NB		 256712002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
25672
25673 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
25674 patch.
25675
4a23409e
JJ		 256762002-02-02 Jakub Jelinek <jakub@redhat.com>
25677
25678 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
25679
d3c52658
JJ		 256802002-02-02 Jakub Jelinek <jakub@redhat.com>
25681
25682 PR c/5304:
25683 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
25684 unconditionally.
25685
02c5a3bd
JJ		 256862002-02-01 Janis Johnson <janis187@us.ibm.com>
25687
25688 * cfganal.c: Include tm_p.h.
25689 (keep_with_call_p): Fix the test that determines if a register holds
25690 the return value of a call.
25691
3968de80
DD		 256922002-02-01 DJ Delorie <dj@redhat.com>
25693
25694 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
25695 we are given conflicting registers, switch to the other one we
25696 had allocated for us.
25697 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
25698 as TImode so we know when the "other" register is available.
25699
1338ea6c
DB		 257002002-02-01 David O'Brien <obrien@FreeBSD.org>
25701
25702 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
25703 sparc/sparc_bi.h.
25704
f015be23
JJ		 257052002-02-01 Janis Johnson <janis187@us.ibm.com>
25706
25707 * cfganal.c (keep_with_call_p): New function.
25708 (flow_call_edges_add): Prevent splitting a block between a call and
25709 a single-set instruction that should be kept in the same block.
25710
63708ffc
CR		 257112002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
25712
25713 * doc/install.texi (avr): Update outdated URL.
25714
5ee4950e
AH		 257152002-01-30 Andrew Haley <aph@cambridge.redhat.com>
25716
831c4e87
KC		 25717 * config/stormy16/stormy16.md (pushqi): New.
25718 (popqi): New.
25719 (pushhi): New.
25720 (pophi): New.
25721 (movhi): Remove stack operands.
25722 (movqi): Likewise.
25723 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
25724 nonimmediate_nonstack_operand.
25725 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
25726 New.
25727 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
25728 New.
5ee4950e 25729
b88c0704
JM		 257302002-01-31 Jason Merrill <jason@redhat.com>
25731
25732 * Makefile.in (c-parse.c): Handle .output file.
25733 * objc/Make-lang.in (objc-parse.c): Likewise.
25734
ac282977
AO		 257352002-02-01 Alexandre Oliva <aoliva@redhat.com>
25736
25737 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
25738 the -me[lb] option is given. Don't output the default flag
25739 twice.
25740
bebc7e8b
ZW		 257412002-01-31 Zack Weinberg <zack@codesourcery.com>
25742
25743 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
25744 the primary source file; this has not been done yet.
25745 * c-decl.c (c_expand_body): Reset input_filename from
25746 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
25747
5809eb5f
KH		 257482002-01-31 Kazu Hirata <kazu@hxi.com>
25749
25750 * rtlanal.c (subreg_regno_offset): Do not use
25751 SUBREG_REGNO_OFFSET.
25752 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
25753 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
25754
8512bbd7
JM		 257552002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
25756
25757 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
25758 version rather than GNATS version in --version output.
25759
74cb3cc8
RS		 257602002-01-31 Richard Sandiford <rsandifo@redhat.com>
25761
25762 * ifcvt.c (noce_process_if_block): Make a copy of the destination
25763 when copying back from a temporary.
25764
874b5b14
RH		 257652002-01-30 Richard Henderson <rth@redhat.com>
25766
25767 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
25768 and new_dest are the same.
25769
e803a64b
RH		 257702002-01-30 Richard Henderson <rth@redhat.com>
25771
89cf7be5 25772 PR opt/5076
e803a64b
RH		 25773 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
25774 * rtl.c (note_insn_name): Update.
25775 * emit-rtl.c (remove_unnecessary_notes): Kill it.
25776 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
25777 to perform loop rotation.
25778 (expand_exit_loop_top_cond): New.
25779 * tree.h (expand_exit_loop_top_cond): Declare it.
25780 * c-semantics.c (genrtl_while_stmt): Use it.
25781 (genrtl_for_stmt): Likewise.
25782
0b51254d
AO		 257832002-01-30 Alexandre Oliva <aoliva@redhat.com>
25784
25785 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
25786 arguments to 64-bit boundaries on 64-bit ABIs.
25787
71cef493
SE		 257882002-01-30 Steve Ellcey <sje@cup.hp.com>
25789
25790 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
25791
6169e5fd
JM		 257922002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
25793
25794 * c-decl.c (grokdeclarator): Handle type being a typedef for an
25795 invalid type.
25796
86f808dc
DB		 257972002-01-30 David O'Brien <obrien@FreeBSD.org>
25798
25799 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
25800 * config/sparc/sparc_bi.h: Remove file.
25801 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
25802
5748ebeb
RH		 258032002-01-30 Richard Henderson <rth@redhat.com>
25804
25805 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
25806
20d32cc2
ZW		 258072002-01-30 Zack Weinberg <zack@codesourcery.com>
25808
25809 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
25810
b88c0704 258112002-01-30 Jason Merrill <jason@redhat.com>
6bb28965
JM		 25812
25813 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
25814 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
25815 (reg_save): Use DW_CFA_offset_extended_sf instead.
25816
25817 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
25818
37060e78
JJ		 258192002-01-29 Jakub Jelinek <jakub@redhat.com>
25820
25821 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
25822 in cselib_lookup.
25823
d18dba68
AH		 258242002-01-29 Aldy Hernandez <aldyh@redhat.com>
25825
bebc7e8b
ZW		 25826 * rs6000.md ("*call_value_local32"): Remove constraints.
25827 ("*call_value_local64"): Same.
25828 ("*call_value_indirect_nonlocal_aix32"): Same.
25829 ("*call_value_nonlocal_aix32"): Same.
25830 ("*call_value_indirect_nonlocal_aix64"): Same.
25831 ("*call_value_nonlocal_aix64"): Same.
25832 ("*call_value_nonlocal_sysv"): Same.
d18dba68 25833
80a8aac6
RH		 258342002-01-29 Richard Henderson <rth@redhat.com>
25835
25836 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
25837
12beba6f
RH		 258382002-01-29 Richard Henderson <rth@redhat.com>
25839
25840 * expr.c (force_operand): Ignore flag_pic for detecting pic
25841 address loads.
25842 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
25843 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
25844 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
25845 instead of open-coded loop.
25846 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
25847 be fixed when in use.
25848
2583081e
RH		 258492002-01-29 Richard Henderson <rth@redhat.com>
25850
25851 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
25852 * sched-rgn.c (propagate_deps): Update them.
25853 * sched-deps.c (sched_analyze_insn): Update them. Flush the
25854 clobbers list when either gets too long.
25855
3b8d200e
JJ		 258562002-01-29 Jakub Jelinek <jakub@redhat.com>
25857
25858 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
25859 and INDEX_REGS the same as GENERAL_REGS.
25860 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
25861
2d3115eb
NB		 258622002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
25863
bebc7e8b 25864 * tree.c (build_nonstandard_integer_type): Correct prototype.
2d3115eb 25865
ecbe845e
UW		 258662002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
25867
bebc7e8b 25868 * config/s390/s390.md (movstrsico, movstrdix_64,
ecbe845e 25869 movstrsix_31): Remove, replace by ...
bebc7e8b 25870 (movstrdi_short, movstrsi_short, movstrdi_long,
ecbe845e
UW		 25871 movstrsi_long): ... these. New.
25872 (movstrdi, movstrsi): Adapt.
25873
25874 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
bebc7e8b 25875 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
ecbe845e
UW		 25876 Remove unnecessary CC clobber.
25877 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
25878 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
25879
25880 (divmoddi4): Don't partially initialize TImode register.
25881
0b32fca5
GK		 258822002-01-29 Geoffrey Keating <geoffk@redhat.com>
25883
25884 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
25885
08ef5437
RH		 258862002-01-29 Richard Henderson <rth@redhat.com>
25887
25888 * flow.c (print_rtl_and_abort): Remove.
25889 (print_rtl_and_abort_fcn): Remove.
25890 (verify_local_live_at_start): Use dump_bb instead.
25891 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
25892 (verify_wide_reg_1): Return 2 on mode test failure.
25893
8469e54e
NB		 258942002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
25895
25896 PR c/3325, c/3326, c/2511, c/3347
25897 * c-decl.c (enum_decl_context): Remove BITFIELD.
25898 (grokdeclarator): Take bitfield width as an input.
25899 Ensure bitfields are given the correct type. Perform
25900 bitfield width validation with build_bitfield_integer_type
25901 rather than waiting for finish_struct.
25902 (grok_typename, grok_typename_in_parm_context, start_decl,
25903 push_parmdecl, grokfield, start_function): Update calls to
25904 grokdeclarator.
25905 (build_bitfield_integer_type): New function.
25906 (finish_struct): Move bitfield validation to grokdeclarator
bebc7e8b 25907 and build_bitfield_integer_type.
8469e54e
NB		 25908 * tree.c (build_nonstandard_integer_type): New function.
25909 * tree.h (build_nonstandard_integer_type): New prototype.
25910objc:
25911 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
25912
ffdeea47
JJ		 259132002-01-29 Jakub Jelinek <jakub@redhat.com>
25914
25915 PR other/1502:
25916 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
25917 don't ignore unrecognized -W* options.
25918 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
25919 * cpplib.h (cpp_handle_option): Adjust prototype.
25920 * c-decl.c (c_decode_options): Pass 0 as last argument to
25921 cpp_handle_option.
25922
25923 PR c/2896:
25924 * gcc.c (cpp_unique_options): Split from cpp_options.
25925 (cpp_options): Source cpp_unique_options.
25926 (default_compilers): Use cpp_unique_options instead of cpp_options
25927 when used together with cc1_options.
25928 (static_specs): Add cpp_unique_options.
25929 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
25930 when used together with cc1_options.
25931
1a275226
KH		 259322002-01-29 Kazu Hirata <kazu@hxi.com>
25933
25934 * config/h8300/h8300-protos.h: Update the prototype of
25935 output_a_shift.
25936 * config/h8300/h8300.c (output_a_shift): Remove an unused
25937 argument 'insn'. Remove redundant code.
25938 * config/h8300/h8300.md: Adust to the new prototype of
25939 output_a_shift.
25940
a11d9dfc
KH		 259412002-01-29 Kazu Hirata <kazu@hxi.com>
25942
25943 * config/h8300/h8300-protos.h: Update the prototypes of
25944 emit_a_rotate and expand_a_rotate.
25945 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
25946 first argument to 'enum rtx_code'.
25947 (expand_a_rotate): Likewise.
25948
871f73e3
KH		 259492002-01-28 Kazu Hirata <kazu@hxi.com>
25950
25951 * config/h8300/h8300-protos.h: Update the prototype of
25952 output_simode_bld.
25953 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
25954 'log2'.
25955 * config/h8300/h8300.md: Adjust to the new prototype.
25956
5fc4b751
KH		 259572002-01-28 Kazu Hirata <kazu@hxi.com>
25958
25959 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
25960 redundant code.
25961
2d67bd7b
JDA		 259622002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
25963
25964 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
25965 is a fixed register before returning pic_offset_table_rtx.
25966 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
25967 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
25968
5a852b3e
JM		 259692002-01-28 Jason Merrill <jason@redhat.com>
25970
6bb28965 25971 * dwarf2.h: Sync with src version.
5a852b3e 25972
3bca17dd
PK		 259732002-01-28 Paul Koning <pkoning@equallogic.com>
25974
25975 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
25976 BT_FN_VOID_PTR_VAR.
25977 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
25978 * doc/extend.texi (__builtin_prefetch): Update documentation:
25979 first argument is now const void ptr.
25980
7dc3f8c0
KH		 259812002-01-28 Kazu Hirata <kazu@hxi.com>
25982
25983 * config/h8300/h8300-protos.h: Remove an unused prototype.
25984
e83cb5f0
RZ		 259852002-01-28 Roman Zippel <zippel@linux-m68k.org>
25986
25987 * toplev.c (lang_independent_init): Round up identifier size.
25988
5721cd84
RE		 259892002-01-28 Richard Earnshaw <rearnsha@arm.com>
25990
25991 * config.gcc: Revert previous change.
25992
d534119e
AP		 259932002-01-28 Andris Pavenis <pavenis@latnet.lv>
25994
25995 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
25996
5a721dab
RE		 259972002-01-28 Richard Earnshaw <rearnsha@arm.com>
25998
25999 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
26000 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
26001 other non-elf netbsd config frags.
26002 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
26003 collect2 will does that.
26004 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
26005 shared-lib frobbing will work.
26006
da1775d6
KH		 260072002-01-28 Kazu Hirata <kazu@hxi.com>
26008
26009 * config/h8300/h8300.h: Fix formatting.
26010 * config/h8300/h8300.md: Likewise.
26011
8f2e963b
LR		 260122002-01-28 Loren J. Rittle <ljrittle@acm.org>
26013
26014 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
26015 the old, removed AAA_standards fix.
26016 * fixinc/fixincl.x: Rebuilt.
26017
fdae5767
HPN		 260182002-01-28 Hans-Peter Nilsson <hp@axis.com>
26019
26020 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
26021 atexit call in crtbegin, hooked in after call to frame_dummy;
26022 register EH before registering __fini__start.
26023
2a2ecb63
AH		 260242002-01-28 Aldy Hernandez <aldyh@redhat.com>
26025
26026 * config/rs6000/altivec.h: Remove spurious semicolons.
26027
8ed43adf
KH		 260282002-01-27 Kazu Hirata <kazu@hxi.com>
26029
26030 * config/h8300/h8300.md: Replace dead bit extraction patterns
26031 with ones that work.
26032
917afb0c
RK		 26033Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
26034
26035 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
26036 if not STRICT_ALIGNMENT.
26037 * rtl.h (MEM_ALIGN): Likewise.
26038
f70a54cb
CR		 260392002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
26040
26041 * doc/invoke.texi (-fdump-translation-unit): Revert this
26042 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
26043
d8fd4914
KH		 260442002-01-27 Kazu Hirata <kazu@hxi.com>
26045
26046 * config/h8300/h8300.md (define_constants): New.
26047 (anonymous patterns) Use defined constants appropriately.
26048
15e0e275
KH		 260492002-01-27 Kazu Hirata <kazu@hxi.com>
26050
26051 * config/h8300/h8300.c (function_arg): Remove redundant code.
26052
37a0f8a5
RH		 260532002-01-26 Richard Henderson <rth@redhat.com>
26054
26055 * sched-deps.c (reg_pending_uses_head): New.
26056 (reg_pending_barrier): Rename from reg_pending_sets_all.
26057 (find_insn_list): Don't mark inline.
26058 (find_insn_mem_list): Remove.
26059 (add_dependence_list, add_dependence_list_and_free): New.
26060 (flush_pending_lists): Replace only_write param with separate
26061 for_read and for_write parameters. Update all callers. Use
26062 add_dependence_list_and_free.
26063 (sched_analyze_1): Do not add reg dependencies here; just set
26064 the pending bits. Use add_dependence_list.
26065 (sched_analyze_2): Likewise.
26066 (sched_analyze_insn): Replace schedule_barrier_found with
26067 reg_pending_barrier. Add all dependencies for pending reg
26068 uses, sets, and clobbers.
26069 (sched_analyze): Don't add reg dependencies for calls, just
26070 set pending bits. Use regs_invalidated_by_call. Treat
26071 sched_before_next_call as a normal list, not a fake insn.
26072 (init_deps): No funny init for sched_before_next_call.
26073 (free_deps): Free pending mems lists. Don't zero reg_last.
26074 (init_deps_global): Init reg_pending_uses.
26075 (finish_deps_global): Free it.
26076 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
26077 (find_insn_mem_list): Remove.
26078 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
26079 (propagate_deps): Use them. Zero temp mem lists.
26080
cea3bd3e
RH		 260812002-01-26 Richard Henderson <rth@redhat.com>
26082
26083 * Makefile.in (CRTSTUFF_CFLAGS): New.
26084 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
26085 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
26086 crtstuff.c instead of alpha assembly version.
26087 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
26088 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
26089 not FORCE_{INIT,FINI}_SECTION_ALIGN.
26090 (__do_global_dtors_aux): Mark used.
26091 (frame_dummy, __do_global_ctors_aux): Mark used.
26092 (fini_dummy, init_dummy): Remove.
26093
26094 * config/alpha/crtbegin.asm: Remove file.
26095 * config/alpha/crtend.asm: Remove file.
26096 * config/alpha/t-crtbe: Remove file.
26097 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
26098 (LINK_EH_SPEC): New.
26099
26100 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
26101 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
26102 calling constructors.
26103 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
26104
26105 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
26106 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
26107 CRT_END_INIT_DUMMY hack.
26108 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
26109 FORCE_{INIT,FINI}_SECTION_ALIGN.
26110
26111 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
26112 FORCE_{INIT,FINI}_SECTION_ALIGN.
26113
26114 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
26115 invocation sequence.
26116 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
26117
26118 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
26119 (FORCE_CODE_SECTION_ALIGN): New.
26120
60ffa0e5
RH		 261212002-01-26 Richard Henderson <rth@redhat.com>
26122
26123 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
26124
61334ebe
RH		 261252002-01-26 Richard Henderson <rth@redhat.com>
26126
26127 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
26128 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
26129
1d788fb6
KH		 261302002-01-26 Kazu Hirata <kazu@hxi.com>
26131
26132 * config/h8300/h8300.md: Remove bit extraction patterns that
26133 cannot be triggered.
26134 Restrict each bit extraction pattern to a variant on which the
26135 pattern is tested.
26136
87611f88
JM		 261372002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
26138
26139 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
26140
cd74ec59
KH		 261412002-01-26 Kazu Hirata <kazu@hxi.com>
26142
26143 * config/h8300/h8300.md: Remove bit test patterns that cannot
26144 be triggered.
26145 Restrict each bit test pattern to a variant on which the
26146 pattern is tested.
26147
93051e0f
KG		 261482002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26149
26150 * builtins.c (expand_builtin_strncat): Remove redundant check for
26151 INTEGER_CST.
26152
216c995f
DB		 261532002-01-25 David O'Brien <obrien@FreeBSD.org>
26154
26155 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
26156 default setting.
26157 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
26158 existing setting.
26159
33c7f925
GK		 261602002-01-25 Geoffrey Keating <geoffk@redhat.com>
26161
26162 * dbxout.c (dbxout_init): Use assemble_name rather than just
26163 stripping off the first character.
26164 (dbxout_source_file): Likewise.
26165
6cd444b4
DD		 261662002-01-25 DJ Delorie <dj@redhat.com>
26167
26168 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
26169 using rtx_equal_p, not by comparing pointers.
26170
751551d5
SE		 261712002-01-25 Steve Ellcey <sje@cup.hp.com>
26172
26173 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
26174 for PIC_OFFSET_TABLE_REGNUM.
26175 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
26176
e564e618
DB		 261772002-01-25 David O'Brien <obrien@FreeBSD.org>
26178
26179 * config.gcc (x86_64-*-freebsd*): New target.
26180 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
26181 value.
26182 (i[34567]86-*-freebsd*): Don't include svr4.h.
26183 * config/i386/freebsd64.h: New file.
26184
ff3aaf17
DR		 261852002-01-25 Douglas B Rupp <rupp@gnat.com>
26186
4857d29d
DR		 26187 * config/alpha/x-vms (version): Make static.
26188
26189 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
26190 in previous checkin.
26191
ff3aaf17
DR		 26192 * Makefile.in (install-headers-cp): New target.
26193 * config.gcc (alpha-dec-*vms*): Install headers with
26194 install-headers-cp
26195
48d79c43
JH		 26196Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
26197
26198 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
26199 avoid it's copies.
26200
995b5904
RK		 26201Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
26202
26203 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
26204 of compare_tree_int.
26205 (expand_builtin_strncat): Likewise.
26206 * c-decl.c (finish_struct): Use tree_low_cst.
26207 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
26208 * tree.c (compare_tree_int): Likewise.
26209
75eefe3f
UW		 262102002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
26211
26212 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
26213 adjustments even if they are implemented by more than two insns.
26214
5a133afd
JH		 26215Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
26216
995b5904 26217 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
5a133afd
JH		 26218 * df.h (struct ref): Kill B.
26219 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
26220
26221 * basic-block.h (PROP_EQUAL_NOTES): New flag.
26222 * flow.c (propagate_one_insn): Use it.
26223 (mark_used_regs): Handle NIL.
26224
ead39bdf 262252002-01-25 Geoffrey Keating <geoffk@redhat.com>
3d8dd3c0
GK		 26226
26227 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
26228 to help folding.
26229
01a2ccd0
DE		 262302002-01-25 David Edelsohn <edelsohn@gnu.org>
26231
26232 * rs6000.md (prefetch): Make address V4SI mode so that the address
26233 is restricted to legitimate form for instruction.
26234
fd29f6ea
BW		 262352002-01-25 Bob Wilson <bob.wilson@acm.org>
26236
26237 * doc/install.texi (xtensa-*-elf): New target.
26238 (xtensa-*-linux*): New target.
26239 * doc/contrib.texi: Add myself.
26240
55492b32
NC		 262412002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
26242
26243 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
26244 purpose register to hold an SImode (or smaller) value.
26245
72c7c913
JJ		 262462002-01-25 Jakub Jelinek <jakub@redhat.com>
26247
26248 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
26249 registry only.
26250 * crtstuff.c: Likewise.
26251
c4df4ceb
KH		 262522002-01-25 Kazu Hirata <kazu@hxi.com>
26253
26254 * config/h8300/h8300.md (negation patterns): Tighten
26255 predicates to register_operand.
26256
70e531f5
AH		 262572002-01-24 Aldy Hernandez <aldyh@redhat.com>
26258
3bca17dd
PK		 26259 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
26260 mode, not Pmode.
70e531f5 26261
3bca17dd 26262 * builtins.c (expand_builtin_prefetch): Same.
70e531f5 26263
a4f76ef9
AO		 262642002-01-24 Alexandre Oliva <aoliva@redhat.com>
26265
26266 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
26267 modes.
26268
9bf25b09
KH		 262692002-01-24 Kazu Hirata <kazu@hxi.com>
26270
26271 * config/h8300/h8300.c (print_operand): Remove support for
26272 operand character 'A'.
26273 * config/h8300/h8300.md (three anonymous patterns): Replace
26274 operand character 'A' with either 'T' or 'S'.
26275
974af6a5
KH		 262762002-01-24 Kazu Hirata <kazu@hxi.com>
26277
26278 * config/h8300/h8300.c (print_operand): Remove support for
26279 operand character 'U'.
26280
7a5bb7b8
AP		 262812002-01-24 Andris Pavenis <pavenis@latnet.lv>
26282
3bca17dd 26283 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
7a5bb7b8 26284
92a4639e
NC		 262852002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
26286
26287 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
26288 values to be assigned to the stack pointer.
26289
467cb2da
HP		 262902002-01-14 Hartmut Penner <hpenner@de.ibm.com>
26291
bebc7e8b 26292 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
467cb2da
HP		 26293 to const_double needs to be done right for big-endian systems.
26294
3b6cb920
JM		 262952002-01-24 Jason Merrill <jason@redhat.com>
26296
b08dd119 26297 PR c++/2432
3b6cb920
JM		 26298 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
26299 to can_throw_internal.
26300
f3077311
RH		 263012002-01-23 Richard Henderson <rth@redhat.com>
26302
26303 * fold-const.c (fold): Change UINT_MAX test to check vs precision
26304 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
26305
e1d71275
AO		 263062002-01-24 Alexandre Oliva <aoliva@redhat.com>
26307
26308 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
26309 (symGOT2reg): Use them, then set as GOT value as unchanging.
26310 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
26311 as a temporary, if possible.
26312 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
26313 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
26314
dc271dbe
KH		 263152002-01-23 Kazu Hirata <kazu@hxi.com>
26316
26317 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
26318 accept to accept 0x80 as operands[2].
26319
1a9017f9
AO		 263202002-01-24 Alexandre Oliva <aoliva@redhat.com>
26321
26322 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
26323
6932f033
RH		 263242002-01-23 Richard Henderson <rth@redhat.com>
26325
26326 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
26327
709619d9
AH		 263282002-01-23 Aldy Hernandez <aldyh@redhat.com>
26329
3bca17dd
PK		 26330 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
26331 (parmlist_or_identifiers_1): Verify that only a parmlist follows
26332 an attribute.
709619d9 26333
3d709fd3
RH		 263342002-01-23 Richard Henderson <rth@redhat.com>
26335
26336 * expr.c (move_by_pieces_1): Extend size before negation.
26337
88a446c0
RH		 26338 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
26339 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
26340 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
26341 * config/m68k/t-m68kelf: Likewise.
26342
03984308
BW		 263432002-01-23 Bob Wilson <bob.wilson@acm.org>
26344
26345 * config/xtensa/elf.h: New file.
26346 * config/xtensa/lib1funcs.asm: New file.
26347 * config/xtensa/lib2funcs.S: New file.
26348 * config/xtensa/linux.h: New file.
26349 * config/xtensa/t-xtensa: New file.
26350 * config/xtensa/xtensa-config.h: New file.
26351 * config/xtensa/xtensa-protos.h: New file.
26352 * config/xtensa/xtensa.c: New file.
26353 * config/xtensa/xtensa.h: New file.
26354 * config/xtensa/xtensa.md: New file.
26355 * config.gcc (xtensa-*-elf*): New target.
26356 (xtensa-*-linux*): New target.
26357 * cse.c (canon_hash): Compare rtx pointers instead of register
26358 numbers. This is required for the Xtensa port.
26359 * integrate.c (copy_insn_list): Handle case where the static
26360 chain is in memory and the memory address has to be copied to
26361 a register.
26362 * doc/invoke.texi (Option Summary): Add Xtensa options.
26363 (Xtensa Options): New node.
26364 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
26365
c3d5c3fa
ZW		 263662002-01-23 Zack Weinberg <zack@codesourcery.com>
26367
a63bea75
ZW		 26368 * diagnostic.c (internal_error): Do ICE suppression only
26369 when ENABLE_CHECKING is not defined.
26370
c3d5c3fa
ZW		 26371 * c-typeck.c (require_complete_type): Return error_mark_node
26372 if type is error_mark_node.
26373
1398974c
JJ		 263742002-01-23 Janis Johnson <janis187@us.ibm.com>
26375
26376 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
26377 -Os and issue a warning.
26378
807633e5
ZW		 263792002-01-23 Zack Weinberg <zack@codesourcery.com>
26380
26381 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
26382 current (lack of) need for host configuration by hand.
26383
26384 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
26385 references. Documentation of some target macros moved from
26386 hostconfig.texi to tm.texi.
26387
cf8002d0
WC		 263882002-01-23 Will Cohen <wcohen@redhat.com>
26389
26390 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
26391 defined.
26392
d1e76310
KH		 263932002-01-23 Kazu Hirata <kazu@hxi.com>
26394
26395 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
26396 operand[3].
26397
b2115575
JM		 263982002-01-23 Jason Merrill <jason@redhat.com>
26399
f893c16e
JM		 26400 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
26401
b2115575
JM		 26402 * function.c (assign_parms): Don't put args of inline functions
26403 into registers when not optimizing.
26404
6bacc7b0
NC		 264052002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
26406
26407 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
26408 (prologue_use): New pattern.
26409 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
26410 preference to gen_rtx_USE.
26411 (thumb_expand_prologue): Use gen_prologue_use in preference to
26412 gen_rtx_USE.
26413 (thumb_expand_epilogue): Use gen_prologue_use in preference to
26414 gen_rtx_USE.
26415
a415f7bc
HPN		 264162002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
26417
26418 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
26419
5372b3fb
NB		 264202002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
26421
26422 PR c/3504
26423 * doc/extend.texi: Correct documentation of __alignof__.
26424
bd571ffc
ZW		 264252002-01-22 Zack Weinberg <zack@codesourcery.com>
26426
26427 * params.h: Rename arguments of DEFPARAM so that it will be
26428 recognized as a translation keyword.
26429
333c8841
AH		 264302002-01-22 Aldy Hernandez <aldyh@redhat.com>
26431
bd571ffc
ZW		 26432 * extend.texi: Document altivec functions.
26433 Fix N-bit adjectives in X86 builtin documentation.
333c8841 26434
38979c65
AO		 264352002-01-22 Alexandre Oliva <aoliva@redhat.com>
26436
26437 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
26438 auto_inc_dec values.
26439
7458a9f0
RE		 264402002-01-22 Richard Earnshaw <rearnsha@arm.com>
26441
26442 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
26443 after backslash.
26444 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
26445
129bd0c4
AO		 264462002-01-22 Alexandre Oliva <aoliva@redhat.com>
26447
26448 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
26449
8b9b74a9
RH		 264502002-01-22 Richard Henderson <rth@redhat.com>
26451
26452 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
26453 copy_insn not copy_rtx.
26454
d0c9db30
AM		 264552002-01-23 Alan Modra <amodra@bigpond.net.au>
26456
26457 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
26458 "nonzero" as that might add "1" bits. Ensure "constop" is
26459 properly sign extened.
26460 (force_to_mode): Tweak for sign extended constop.
26461
1e7e480e
RH		 264622002-01-22 Richard Henderson <rth@redhat.com>
26463
26464 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
26465 for_each_rtx instead of assuming we're already looking at the MEM.
26466 (split_small_symbolic_mem_operand): Likewise.
26467 * config/alpha/alpha.h (PREDICATE_CODES): Update.
26468 * config/alpha/alpha.md (small symbolic memory splitters): Update.
26469
264702002-01-22 Richard Henderson <rth@redhat.com>
2e271932
RH		 26471
26472 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
26473 sequence number for the literal.
26474 (divmoddi_internal_er): Likewise.
26475
b7f2fb96
CR		 264762002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
26477
26478 PR java/4972
26479 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
26480 in LIBICONV variable.
26481 * configure: Regenerated.
26482
f66a0046
KW		 264832002-01-22 Krister Walfridsson <cato@df.lth.se>
26484
26485 * dependence.c (build_def_use): Remove array_idx.
26486
e3b0efd1
KW		 26487 * dwarfout.c (last_filename): Remove.
26488 (output_compile_unit_die): Remove last_filename.
26489
d8086cbb
RS		 264902002-01-22 Roger Sayle <roger@eyesopen.com>
26491 Richard Henderson <rth@redhat.com>
26492
26493 PR opt/3640
26494 * fold-const.c (fold): Optimize unsigned comparisons against
26495 UINT_MAX (and similar unsigned constants).
26496
e8d52ba0
JJ		 264972002-01-22 Janis Johnson <janis187@us.ibm.com>
26498
d8086cbb 26499 * Makefile.in (loop.o): Depend on OPTABS_H.
1398974c 26500 * loop.c (emit_prefetch_instructions): Check the prefetch operand
d8086cbb 26501 against the predicate.
11303d15 26502
e8d52ba0
JJ		 26503 PR target/5379
26504 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
26505 for the address operand.
26506
cc7b420e
RH		 265072002-01-22 Richard Henderson <rth@redhat.com>
26508
26509 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
26510
816e265a
CR		 265112002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
26512
26513 PR other/5450
cc7b420e
RH		 26514 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
26515 preprocessor flags.
816e265a 26516
7c884404
JT		 265172002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
26518
26519 * config.gcc (x86_64-*-netbsd*): New target.
26520 * config/i386/netbsd64.h: New file.
26521
2b672c08
AH		 265222002-01-22 Aldy Hernandez <aldyh@redhat.com>
26523
d8086cbb 26524 * regrename.c (kill_value): Fix typo.
2b672c08
AH		 26525
265262002-01-22 Aldy Hernandez <aldyh@redhat.com>
26527
d8086cbb 26528 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
2b672c08 26529
d8086cbb 26530 * config/rs6000/rs6000.h: Same.
2b672c08 26531
d8086cbb
RS		 26532 * function.c (instantiate_virtual_regs): Remove
26533 STARTING_FRAME_PHASE.
26534 (assign_stack_local_1): Same.
26535 Calculate frame phase.
2b672c08 26536
4b02997f
NC		 265372002-01-22 Nick Clifton <nickc@redhat.com>
26538
26539 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
26540 variable declaration to outer scope in order to simplify
26541 future extensions.
26542 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
26543 arm_hard_regno_mode_ok.
26544 * config/arm/arm-protos.h: Add a prototype for
26545 arm_hard_regno_mode_ok.
26546 * config/arm/arm.c (soft_df_operand): Remove now redundant
26547 check for DImode values using IP_REGNUM.
26548 (nonimmediate_soft_df_operand): Remove now redundant check for
26549 DImode values using IP_REGNUM.
26550 (arm_hard_regno_mode_ok): New function. New check: make sure
26551 that DImode values are not stored in IP_REGNUM.
c14a3a45
NC		 26552
26553 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
26554 note with a USE.
26555 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
26556
8a827ab2
JM		 265572002-01-22 Jason Merrill <jason@redhat.com>
26558
26559 * c-semantics.c (genrtl_compound_stmt): Only check nesting
26560 consistency if this COMPOUND_STMT is scoped.
26561
cf403648
KH		 265622002-01-22 Kazu Hirata <kazu@hxi.com>
26563
26564 * predict.c: Fix formatting.
26565 * print-tree.c: Likewise.
26566 * protoize.c: Likewise.
26567 * real.h: Likewise.
26568 * rtl.h: Likewise.
26569 * sbitmap.h: Likewise.
26570 * scan.c: Likewise.
26571 * sched-deps.c: Likewise.
26572 * sched-vis.c: Likewise.
26573 * sdbout.c: Likewise.
26574 * sibcall.c: Likewise.
26575 * ssa.c: Likewise.
26576 * ssa-ccp.c: Likewise.
26577 * ssa-dce.c: Likewise.
26578 * stmt.c: Likewise.
26579 * stor-layout.c: Likewise.
26580 * system.h: Likewise.
26581
aea9695c
RK		 26582Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
26583
a8765ae7
RK		 26584 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
26585 if fits in bounds of base type.
26586
aea9695c
RK		 26587 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
26588 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
26589 (add_bound_info, default): If can't find a context, make a
26590 SAVE_EXPR.
26591 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
26592
58bf601b
HPN		 265932002-01-22 Hans-Peter Nilsson <hp@axis.com>
26594
26595 * c-typeck.c (parser_build_binary_op): If result from
26596 build_binary_op is ERROR_MARK just return error_mark_node without
26597 further processing.
26598
f982f805
JT		 265992002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
26600
26601 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
26602 Split a.out-specific bits into...
26603 * config/netbsd-aout.h: ...this.
26604 * config/netbsd-elf.h: New file.
26605 * config/alpha/netbsd-elf.h: Remove.
26606 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
26607 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
bd571ffc 26608 (STARTFILE_SPEC): Remove redundant definition.
f982f805
JT		 26609 (ENDFILE_SPEC): Likewise.
26610 (LINK_SPEC): Likewise.
26611 (CPP_SPEC): Likewise.
26612 (ASM_SPEC): Likewise.
26613 (LIB_SPEC): Likewise.
26614 (SWITCH_TAKES_ARG): Likewise.
26615 (TARGET_MEM_FUNCTIONS): Likewise.
26616 (CPP_PREDEFINES): Redefine.
26617 (ASM_FINAL_SPEC): Remove redefinition.
26618 (ASM_COMMENT_START): Redefine.
26619 (FUNCTION_PROFILER): Define.
26620 (TARGET_VERSION): Redefine.
26621 Comment and formatting cleanup.
26622 * config/i386/netbsd.h: Include <netbsd-aout.h>.
26623 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
26624 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
26625 big- or little-endian.
26626 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
26627 * config.gcc (*-*-netbsd*): Add definitions common to all
26628 NetBSD configs.
26629 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
26630 gnu_ld definitions. Add netbsd-elf.h to and remove
26631 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
26632 tmake_file, and don't lose previous tmake_file contents.
26633 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
26634 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
26635 gnu_ld definitions. Add netbsd-elf.h to tm_file.
26636 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
26637 (mipsel-*-netbsd*): Rename this to...
26638 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
26639 mips/little.h to tm_file for mips*el-*.
26640 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
26641 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
26642 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
26643
2e396476
JDA		 266442002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
26645
26646 * pa-protos.h (reg_before_reload_operand): New function prototype.
26647 * pa.c (reg_before_reload_operand): New function implementation.
26648 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
26649 contraints to "*m".
26650
3b5708e7
FS		 266512002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
26652
26653 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
26654
85e79f96
JDA		 266552002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
26656
26657 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
26658 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
26659 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
26660 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
26661 (ENDFILE_SPEC): Undefine.
26662 (STARTFILE_SPEC): Redefine for PA.
26663
38abadee
FS		 266642002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
26665
26666 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
26667
94f1d97c
DJ		 266682002-01-21 Daniel Jacobowitz <drow@mvista.com>
26669
26670 * config.gcc: Add entries to supported PowerPC --with-cpu
26671 types.
26672
0333394e
JJ		 266732002-01-21 Jakub Jelinek <jakub@redhat.com>
26674
26675 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
26676 true for 64-bit mode only SSE registers in 32-bit mode.
26677
e9d1b155
KH		 266782002-01-21 Kazu Hirata <kazu@hxi.com>
26679
26680 * unwind-dw2.c: Fix formatting.
26681 * unwind-dw2-fde.c: Likewise.
26682 * unwind-dw2-fde.h: Likewise.
26683 * unwind-pe.h: Likewise.
26684 * varasm.c: Likewise.
26685 * varray.h: Likewise.
26686
07338cf8
HPN		 266872002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
26688
26689 Remove workaround for register stack overwrite bug in mmix.
26690 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
26691 support for TARGET_REG_STACK_FILL_BUG.
26692 * config/mmix/mmix.h: Remove member has_call_without_parameters.
26693 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
26694 Delete.
26695 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
26696 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
26697 -mno-reg-stack-fill-bug-workaround.
26698 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
26699 machine member has_call_without_parameters.
26700 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
26701 -mreg-stack-fill-bug-workaround and
26702 -mno-reg-stack-fill-bug-workaround.
26703 (MMIX Options): Ditto.
26704
7192cbf1
KH		 267052002-01-21 Kazu Hirata <kazu@hxi.com>
26706
26707 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
26708 as appropriate.
26709 Remove redundant code.
26710
d1552d7b
JM		 267112002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
26712
26713 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
26714 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
26715 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
26716 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
26717 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
26718 out target macro definitions and non-target-specific comments
26719 mostly taken from old versions of the manual.
26720
ed168e45
KH		 267212002-01-20 Kazu Hirata <kazu@hxi.com>
26722
26723 * config/h8300/h8300.h: Fix comment formatting.
26724 * config/ia64/aix.h: Likewise.
26725 * config/ia64/ia64-protos.h: Likewise.
26726 * config/ia64/ia64.c: Likewise.
26727 * config/ia64/ia64.h: Likewise.
26728 * config/ia64/ia64intrin.h: Likewise.
26729 * config/ia64/linux.h: Likewise.
26730 * config/ia64/unwind-aix.c: Likewise.
26731 * config/ia64/unwind-ia64.c: Likewise.
26732
005e3e05
KH		 267332002-01-20 Kazu Hirata <kazu@hxi.com>
26734
26735 * config/h8300/h8300.c: Revise comments about shift code.
26736
64bead4c
KH		 267372002-01-20 Kazu Hirata <kazu@hxi.com>
26738
26739 * config/h8300/h8300.c (function_arg): Update a comment.
26740
ed863595
KH		 267412002-01-20 Kazu Hirata <kazu@hxi.com>
26742
26743 * config/h8300/h8300.md: Update the comments at the beginning
26744 of the file.
26745
5904dc87
KH		 267462002-01-20 Kazu Hirata <kazu@hxi.com>
26747
26748 * config/i370/i370.c: Fix comment formatting.
26749 * config/i370/i370.h: Likewise.
26750 * config/i370/i370.md: Likewise.
26751 * config/i370/linux.h: Likewise.
26752
9702143f
RK		 26753Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
26754
cbafacd1
RK		 26755 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
26756
9702143f
RK		 26757 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
26758 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
26759 in incomplete case.
26760
6b6996b8
GS		 267612002-01-20 Graham Stott <grahams@redhat.com>
26762
26763 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
26764
eab854f6
JDA		 267652002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
26766
26767 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
26768
5b029315
TR		 267692002-01-19 Tom Rix <trix@redhat.com>
26770
26771 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
26772
1d690052
AH		 267732002-01-18 Aldy Hernandez <aldyh@redhat.com>
26774
d8086cbb 26775 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
1d690052 26776
d8086cbb
RS		 26777 * function.c (assign_stack_local_1): Adjust x_frame_offset with
26778 STARTING_FRAME_PHASE.
26779 (STARTING_FRAME_PHASE): New.
26780 (instantiate_virtual_regs): Check saneness of
26781 STARTING_FRAME_PHASE.
1d690052 26782
d8086cbb 26783 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
1d690052 26784
4dd8c093
AO		 267852002-01-19 Alexandre Oliva <aoliva@redhat.com>
26786
26787 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
26788
6f2a28d7
CR		 267892002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
26790
26791 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
26792 be used for bootstrapping GCC 3.0.
26793
8763a465
KH		 267942002-01-18 Kazu Hirata <kazu@hxi.com>
26795
26796 * config/h8300/h8300.md: Fix an insn length.
26797
3ef42a0c
KH		 267982002-01-18 Kazu Hirata <kazu@hxi.com>
26799
26800 * bitmap.h: Fix comment formatting.
26801 * combine.c: Likewise.
26802 * cppfiles.c: Likewise.
26803 * c-pragma.h: Likewise.
26804 * c-typeck.c: Likewise.
26805 * df.c: Likewise.
26806 * dwarf2out.c: Likewise.
26807 * function.c: Likewise.
26808 * gcc.c: Likewise.
26809 * genattrtab.c: Likewise.
26810 * gthr-win32.h: Likewise.
26811 * haifa-sched.c: Likewise.
26812 * predict.c: Likewise.
26813 * rtlanal.c: Likewise.
26814 * rtl.h: Likewise.
26815 * unwind-dw2-fde.h: Likewise.
26816 * unwind-pe.h: Likewise.
26817 * vmsdbgout.c: Likewise.
26818
dd4dc3cd
RK		 26819Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
26820
26821 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
26822 if type_required and passed decl.
26823
5fb4cf24
AH		 268242002-01-17 Aldy Hernandez <aldyh@redhat.com>
26825
d8086cbb
RS		 26826 * config.gcc (cpu_type): Include altivec.h in powerpc
26827 extra_headers.
26828 Same for darwin.
5fb4cf24 26829
d8086cbb 26830 * config/rs6000/altivec.h: New.
5fb4cf24 26831
2705baf5
DE		 268322002-01-17 David Edelsohn <edelsohn@gnu.org>
26833
26834 * doc/install.texi (*-ibm-aix*): Update assembler and exception
26835 handling information.
26836 * doc/trouble.texi (Interoperation): Add libstdc++ information
26837 for AIX.
26838 (Misunderstandings): Add template instantiation and static template
26839 member information for AIX.
26840
dbd680e1
JM		 268412002-01-17 Jason Merrill <jason@redhat.com>
26842
821adc5e
JM		 26843 * dbxout.c (dbxout_type): Support const and volatile.
26844
dbd680e1
JM		 26845 * except.c (add_partial_entry): Remove backwards compatibility code.
26846 (end_protect_partials): Likewise.
26847
d0e82870
JJ		 268482002-01-17 Jakub Jelinek <jakub@redhat.com>
26849
26850 * config/ia64/ia64.md (prologue_use): New.
26851 * config/ia64/ia64.c (ia64_expand_prologue): Use
26852 gen_prologue_use instead of gen_rtx_USE.
26853 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
26854 as CODE_FOR_pred_rel_mutex.
26855 (ia64_sched_reorder2): Likewise.
26856
f9f45c65
EC		 268572002-01-16 Eric Christopher <echristo@redhat.com>
26858
26859 * config/mips/r3900.h: Reformat.
26860 (SUBTARGET_CPP_SIZE_SPEC): Remove.
26861 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
26862 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
26863 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
26864 * config/mips/t-elf: Remove mips3 multilib.
26865
c66c8b0e
L		 268662002-01-16 H.J. Lu <hjl@gnu.org>
26867
26868 * config/mips/linux.h: Include "mips/abi64.h".
26869
5f083b72
L		 268702002-01-16 H.J. Lu <hjl@gnu.org>
26871
26872 * config/mips/t-linux: New.
26873
26874 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
26875
26876 * config/mips/linux.h: Don't include "gofast.h".
26877 (INIT_SUBTARGET_OPTABS): Removed.
26878
af3c90a6
KH		 268792002-01-16 Kazu Hirata <kazu@hxi.com>
26880
26881 * config/h8300/h8300-protos.h: Replace emit_a_shift with
26882 output_a_shift.
26883 * config/h8300/h8300.c: Likewise.
26884 * config/h8300/h8300.md: Likewise.
26885
a1bf0a16
KH		 268862002-01-16 Kazu Hirata <kazu@hxi.com>
26887
26888 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
26889 spaces after an opcode name.
26890 (pushqi1_h8300hs): Likewise.
26891 (pushhi1_h8300hs): Likewise.
26892
88ab0d1c
KH		 268932002-01-16 Kazu Hirata <kazu@hxi.com>
26894
26895 * doc/extend.texi: Replace "option" with "attribute"
26896 appropriately.
26897
51c561e3
JJ		 268982002-01-16 Jakub Jelinek <jakub@redhat.com>
26899
26900 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
26901 (and:DI () (const_int -8)).
26902 (split_small_symbolic_mem_operand): Split
26903 (mem (and:DI () (const_int -8)).
26904
b8c1a6b8
JJ		 269052002-01-16 Jakub Jelinek <jakub@redhat.com>
26906
26907 PR target/5309:
d8086cbb 26908 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
b8c1a6b8
JJ		 26909 same way as TYPE_IMUL.
26910 (ultrasparc_sched_reorder): Likewise.
26911 * config/sparc/sparc.md (type): Add comment to update
26912 ultrasparc_sched_reorder when making changes.
26913
1e4e4df2
KH		 269142002-01-16 Kazu Hirata <kazu@hxi.com>
26915
26916 * doc/invoke.texi: Change the dump file name of block
26917 reordering pass from 28.bbro to 29.bbro.
26918 Mention -dk option.
26919
14d920c0
JH		 26920Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
26921
26922 * i386.md (minsf splitter): Fix pasto.
26923
2e99323f
NC		 269242002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
26925
26926 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
26927 to frame pointer initialisation instruction.
26928 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
26929 initialisation instruction.
ab8081c1
NC		 26930 (soft_df_operand): Do not accept the IP register.
26931 (nonimmediate_soft_df_operand): Do not accept the IP register.
2e99323f 26932
c4031a04
JJ		 269332002-01-16 Jakub Jelinek <jakub@redhat.com>
26934
26935 PR target/5357:
26936 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
26937 MASK_V8 being both set.
26938
44b8152b
UW		 269392002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
26940
26941 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
26942 insn for GOT register; add REG_MAYBE_DEAD notes instead.
26943 config/s390/s390.md (call, call_value): Add GOT register to
26944 CALL_INSN_FUNCTION_USAGE where needed.
26945 (call_exp, call_value_exp): New.
26946
1d6e90ac
NC		 269472002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
26948
26949 * config/arm/arm.c: General formatting tidy up.
26950
269512002-01-16 Graham Stott <grahams@redhat.com>
60e8b9f0
GS		 26952
26953 * calls.c (try_to_integrate): Use "(size_t)" intermediate
26954 cast and when casting an integer literal to "rtx" pointer.
26955 (expand_call): Likewise.
26956 * flow.c (try_pre_increment): Likewise.
26957 (find_use_as_address): Likewise.
26958 * integrate.c (expand_iline_function): Likewise.
26959 * regmove.c (try_auto_increment): Likewise.
26960
1d6e90ac 269612002-01-16 Graham Stott <grahams@redhat.com>
7b25b076
GS		 26962
26963 * sched-rgn.c (passed): Use sbitmap_free.
26964 (header): Likewise.
26965 (inner): Likewise.
26966 (in_queue): Likewise.
26967 (in_stack): Likewise.
26968
31fce3c4
EC		 269692002-01-15 Eric Christopher <echristo@redhat.com>
26970
26971 * flow.c (propagate_one_insn): Change to use fatal_insn.
26972
c99d986a
KH		 269732002-01-15 Kazu Hirata <kazu@hxi.com>
26974
26975 * expmed.c (extract_fixed_bit_field): Remove unused code.
26976 * system.h: Poison SLOW_ZERO_EXTEND.
26977 * doc/tm.texi: Remove.
26978 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
26979 * config/arm/arm.h: Likewise.
26980 * config/avr/avr.h: Likewise.
26981 * config/clipper/clipper.h: Likewise.
26982 * config/convex/convex.h: Likewise.
26983 * config/d30v/d30v.h: Likewise.
26984 * config/dsp16xx/dsp16xx.h: Likewise.
26985 * config/elxsi/elxsi.h: Likewise.
26986 * config/fr30/fr30.h: Likewise.
26987 * config/h8300/h8300.h: Likewise.
26988 * config/i370/i370.h: Likewise.
26989 * config/i386/i386.h: Likewise.
26990 * config/m68k/m68k.h: Likewise.
26991 * config/mips/mips.h: Likewise.
26992 * config/ns32k/ns32k.h: Likewise.
26993 * config/pdp11/pdp11.h: Likewise.
26994 * config/pj/pj.h: Likewise.
26995 * config/s390/s390.h: Likewise.
26996 * config/sh/sh.h: Likewise.
26997 * config/stormy16/stormy16.h: Likewise.
26998 * config/v850/v850.h: Likewise.
26999 * config/vax/vax.h: Likewise.
27000 * config/we32k/we32k.h: Likewise.
27001
acfab996
AH		 270022002-01-15 Aldy Hernandez <aldyh@redhat.com>
27003
d8086cbb
RS		 27004 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
27005 (altivec_lvsl): Change constraint to b.
27006 (altivec_lvsr): Same.
27007 (altivec_lvebx): Same.
27008 (altivec_lvehx): Same.
27009 (altivec_lvewx): Same.
27010 (altivec_lvxl): Same.
27011 (altivec_lvx): Same.
27012 (altivec_stvx): Add parallel.
27013 (altivec_stvxl): Same.
27014 (altivec_stvehx): Same.
27015 (altivec_stvebx): Same.
27016 (altivec_stvebx): Same.
acfab996 27017
5e505bc9
AH		 270182002-01-15 Aldy Hernandez <aldyh@redhat.com>
27019
d8086cbb 27020 * config.gcc: Change altivec.h to altivec-defs.h.
5e505bc9 27021
d8086cbb 27022 * config/rs6000/altivec.h: Delete.
5e505bc9 27023
d8086cbb 27024 * config/rs6000/altivec-defs.h: Add.
5e505bc9 27025
5c41fdfb
JDA		 270262002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
27027
27028 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
27029 and UMOD modes.
27030
27031 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
27032 less than or equal to eight bytes.
27033
27034 * vax.md (andsi3): Remove constraints and change SET destination
27035 operand type to nonimmediate_operand.
27036 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
27037 when it is a CONST_INT.
27038
de097a2d
JM		 270392002-01-15 Jason Merrill <jason@redhat.com>
27040
27041 * c-common.def (FILE_STMT): New code.
27042 * c-common.c (statement_code_p): It's a statement.
27043 * c-common.h (stmt_tree_s): Add x_last_filename.
27044 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
27045 (last_expr_filename): New macro.
27046 * c-semantics.c (begin_stmt_tree): Initialize it.
27047 (add_stmt): If the filename changed, also insert a
27048 FILE_STMT.
27049 (expand_stmt): Handle seeing one.
27050
4a913dd6
EC		 270512002-01-15 Eric Christopher <echristo@redhat.com>
27052
27053 * flow.c (propagate_one_insn): Add error message and print out
27054 insn for debugging.
27055
006946e4
JM		 270562002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
27057
27058 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
27059 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
27060 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
27061 TRAMPOLINE_ALIGNMENT.
27062 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
27063 to be in bits.
27064 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
27065 PCC_BITFIELD_TYPE_MATTERS.
27066 * config/interix.h (STDC_VALUE): Remove. Use
27067 STDC_0_IN_SYSTEM_HEADERS.
27068 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
27069 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
27070 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
27071
751a1458
CR		 270722002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
27073
27074 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
27075 not work on this platform currently.
27076
57771fe8
JM		 270772002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
27078
27079 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
27080 readonly_warning in _().
27081
0e83ceb1 270822002-01-15 Douglas B Rupp <rupp@gnat.com>
9a52433e 27083
0e83ceb1 27084 * gcc.c (delete_if_ordinary): Backout previous change.
9a52433e 27085
8e2e89f7
KH		 270862002-01-15 Kazu Hirata <kazu@hxi.com>
27087
0e83ceb1
DR		 27088 * config/h8300/h8300.c (print_operand): Remove support for
27089 unused operand characters.
27090
8e2e89f7
KH		 27091 * read-rtl.c: Fix formatting.
27092 * real.c: Likewise.
27093 * recog.c: Likewise.
27094 * regclass.c: Likewise.
27095 * regmove.c: Likewise.
27096 * reg-stack.c: Likewise.
27097 * reload1.c: Likewise.
27098 * rtlanal.c: Likewise.
27099
b531087a
KH		 271002002-01-15 Kazu Hirata <kazu@hxi.com>
27101
27102 * config/i386/i386.c: Fix formatting.
27103
7c94ce7f
JJ		 271042002-01-15 Jakub Jelinek <jakub@redhat.com>
27105
27106 * c-typeck.c (process_init_element): Don't save_expr
27107 COMPOUND_LITERAL_EXPR if just its initializer will be used.
27108
6041bf2f
DE		 271092002-01-15 David Edelsohn <edelsohn@gnu.org>
27110
27111 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
27112 emit optional traceback table if optimize_size or TARGET_ELF.
27113 * config/rs6000/rs6000.md (prefetch): New.
27114
8559c8c0
AJ		 271152002-01-15 Andreas Jaeger <aj@suse.de>
27116
27117 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
27118
70f122f2
KH		 271192002-01-15 Kazu Hirata <kazu@hxi.com>
27120
27121 * mips-tfile.c: Fix formatting.
27122
6a7b4ca6
JH		 27123Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
27124
27125 * unroll.c (final_reg_note_copy): Fix previous commit.
27126
e7afe229
KH		 271272002-01-14 Kazu Hirata <kazu@hxi.com>
27128
27129 * config/h8300/h8300-protos.h: Remove the prototype for
27130 eq_operator.
27131 * config/h8300/h8300.c (eq_operator): Remove.
27132
7d378549
RH		 271332002-01-14 Richard Henderson <rth@redhat.com>
27134
27135 * config/i386/i386.md (prefetch): Tidy.
27136 (prefetch_3dnow): Fix locality operand.
27137
ab093b81
RH		 271382002-01-14 Richard Henderson <rth@redhat.com>
27139
27140 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
27141 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
27142
d300f51f
HPN		 271432002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
27144
27145 * reload1.c (reload_combine): Pass reg_sum replacement through
27146 copy_rtx in loop performing multiple changes.
27147
655dd289
JJ		 271482002-01-14 Jakub Jelinek <jakub@redhat.com>
27149
27150 * except.c (remove_unreachable_regions): New.
27151 (free_eh_status): Clear exception_handler_labels.
27152 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
27153 (find_exception_handler_labels): Don't add the same label more than
27154 once.
27155 (remove_exception_handler_label): Don't die if
27156 find_exception_handler_labels hasn't been called for the current
27157 function yet.
27158
1fba46a7
JH		 27159Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
27160
27161 * toplev.c (rest_of_compilation): Rebuild jump labels after
27162 gcse.
27163
0975678f
JM		 271642002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
27165
27166 * doc/extend.texi: Move documentation of X86 built-in functions
27167 here.
27168 * doc/invoke.texi: From here.
27169 * doc/sourcebuild.texi: Document location of documentation for
27170 machine built-in functions.
27171
969815c7
CF		 271722002-01-13 Christopher Faylor <cgf@redhat.com>
27173
27174 * cppfiles.c (TEST_THRESHOLD): New macro.
27175 (SHOULD_MMAP): Ditto.
27176 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
27177 be used.
27178
494c950b
JH		 27179Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
27180
27181 * unroll.c (final_reg_note_copy): Properly handle
27182 REG_LABEL
27183 (unroll_loops): Fix LOOP_CONDITION heuristics.
27184
69a0611f
GK		 271852002-01-14 Geoffrey Keating <geoffk@redhat.com>
27186
27187 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
27188 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
27189
b90e45ae
JH		 27190Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
27191
27192 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
27193 threaded loop.
27194
8377288b
TR		 271952002-01-14 Tom Rix <trix@redhat.com>
27196
27197 * config/rs6000/rs6000.md: Fix typo with sradi.
27198
9f37ccb1
UW		 271992002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
27200
27201 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
27202 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
27203 (clrstrdi, clrstrsi): Adapt callers.
27204
27205 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
27206
8559c8c0 27207 (movti splitter): Never use register 0 as base register.
9f37ccb1 27208
6c2d03d0
HP		 272092002-01-14 Hartmut Penner <hpenner@de.ibm.com>
27210
8559c8c0
AJ		 27211 * combine.c (simplify_shift_const): Always generate new rtx
27212 for shift expression instead of reusing given expression.
6c2d03d0 27213
d3e98208
RK		 27214Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
27215
27216 * config/alpha/alpha.c (alpha_expand_mov): Don't call
27217 alpha_legitimize_address unless mode is Pmode.
27218
9f339dde
GK		 272192002-01-13 Geoffrey Keating <geoffk@redhat.com>
27220
27221 * doc/md.texi (Modifiers): Document the '*' constraint for the
27222 user.
27223
27224 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
27225 * doc/extend.texi (Function Attributes): 'interrupt' is valid
27226 for xstormy16 too.
27227
02a10130
RH		 272282002-01-13 Richard Henderson <rth@redhat.com>
27229
27230 * reload.c (find_reloads): Use a hard reg destination as reload reg
27231 for an input reload of the source.
27232
61d47787
GP		 272332002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
27234
27235 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
27236 more generic.
27237
f0df8029
DR		 27238Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
27239
27240 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
27241 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
27242
d2a37256
DR		 27243 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
27244
a9e8a5ee
RK		 27245Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
27246
27247 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
27248
bc06712d
TR		 272492002-01-12 Tom Rix <trix@redhat.com>
27250
8559c8c0 27251 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
bc06712d
TR		 27252 TARGET_POWERPC64.
27253
7cbe9bb7
RH		 272542002-01-12 Richard Henderson <rth@redhat.com>
27255
38b29e64
RH		 27256 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
27257
58605ba0
RH		 27258 * doc/invoke.texi: Update Alpha options.
27259
7cbe9bb7
RH		 27260 * doc/invoke.texi: Update i386 built-in function lists.
27261
9d560860
JH		 27262Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
27263
27264 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
27265 referencing outside.
27266
bb93b973
RK		 27267Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
27268
27269 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
27270 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
27271 offsets, and change line folding.
27272 * optabs.c (expand_binop): Remove warnings.
27273 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
8559c8c0 27274
f9f6b7df
GS		 272752002-01-12 Graham Stott <grahams@redhat.com>
27276
27277 * attribs.c (handle_deprecated_attribute): constify WHAT.
27278 * diagnostic.c (warn_deprecated_use): Add braces, fixes
27279 dangling else warning and constify WHAT.
27280 * except.h (struct function, struct inline_remap): Move
27281 struct tag forward defs before all prototypes.
27282 (duplicate_eh_regions): Whitespace.
27283
4a692617
NC		 272842002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
27285
27286 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
27287 MODE_BASE_REG_CLASS.
27288 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
27289
e37af218
RH		 272902002-01-12 Richard Henderson <rth@redhat.com>
27291
27292 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
27293 (ix86_expand_vector_move): New.
27294 (bdesc_2arg): Remove andps, andnps, orps, xorps.
27295 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
27296 Remove old prefetch builtins. Special case the logicals removed above.
27297 (ix86_expand_builtin): Likewise.
27298 (safe_vector_operand): Use V4SFmode, not TImode.
27299 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
27300 (ix86_expand_timode_binop_builtin): New.
27301 * config/i386/i386-protos.h: Update.
27302 * config/i386/i386.h (enum ix86_builtins): Update.
27303 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
27304 Use ix86_expand_vector_move in vector move expanders.
27305 (movti_internal, movti_rex64): Add xorps alternative.
27306 (sse_clrv4sf): Rename and adjust from sse_clrti.
27307 (prefetch): Don't work so hard.
27308 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
27309 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
27310 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
27311
6f1a6c5b
RH		 273122002-01-11 Richard Henderson <rth@redhat.com>
27313
27314 * config/i386/mmintrin.h: New file.
27315 * config/i386/xmmintrin.h: New file.
27316 * config.gcc (i?86-*-*): Add extra_headers.
27317 * simplify-rtx.c (simplify_unary_operation): Handle saturating
27318 truncation codes.
27319 (simplify_binary_operation): Handle saturating arithmetic codes.
27320 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
27321 not the lowpart subreg.
27322 (ix86_expand_builtin): Return a TImode dummy register instead of 0
27323 on error.
27324 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
27325
cdb574d3
MH		 273262002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
27327
27328 * conflict.c (conflict_graph_compute): Free regsets when finished.
27329 * ssa.c (compute_coalesced_reg_partition): Likewise.
8559c8c0 27330
cf11ac55
HB		 273312002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
27332
27333 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
27334 every where we allocate a register.
27335
76ac938b
MH		 273362002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
27337
27338 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
27339 * lcm.c (compute_earliest, compute_farthest): Likewise.
27340
a84b4898
JJ		 273412002-01-11 Janis Johnson <janis187@us.ibm.com>
27342
27343 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
27344
aaef1c12
JJ		 273452002-01-11 Janis Johnson <janis187@us.ibm.com>
27346
27347 * doc/rtl.texi (Insns): Fix 2 typos.
27348
5d22c1a5
JM		 273492002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
27350
27351 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
27352 options. Use @table @gcctabopt for MMIX options. Add index
27353 entries for MMIX options. Start new paragraph with first
27354 heading of the machine-dependent options.
27355
3e92902c
CR		 273562002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
27357
27358 PR other/5299
27359 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
27360 * combine.c (force_to_mode): Same.
27361 * reload1.c (clear_reload_reg_in_use): Same.
27362
96ae8197
NC		 273632002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
27364
27365 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
27366 and 'subtargets'.
27367
9b780582
AJ		 273682002-01-11 Andreas Jaeger <aj@suse.de>,
27369 Brad Lucier <lucier@math.purdue.edu>
27370
27371 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
27372 mcpu.
27373
12300dad
DR		 27374Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
27375
27376 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
27377 Protect with IN_LIBGCC.
27378 (LINK_EH_SPEC): Add required trailing space.
27379
27511a9a
NP		 27380Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
27381
9b780582 27382 * c-tree.h: Move function declarations so that they are listed
27511a9a
NP		 27383 under the filename which contains them.
27384 (check_identifier, finish_decl_top_level,
27385 lookup_name_current_level_global, shadow_record_fields): Remove.
27386
4daeab16
AJ		 273872002-01-11 Andreas Jaeger <aj@suse.de>
27388
27389 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
27390 march.
27391
40571d67
RH		 273922002-01-10 Richard Henderson <rth@redhat.com>
27393
27394 * config/alpha/alpha.c (print_operand): Add 'J'.
27395 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
27396 new operand with the sequence number for the lituse. When splitting
27397 the insns, use gen_movdi_er_high_g and generate a sequence number.
27398 (gen_movdi_er_high_g): Print the sequence number if non-zero.
27399
6525c0e7
AH		 274002002-01-10 Aldy Hernandez <aldyh@redhat.com>
27401
d8086cbb
RS		 27402 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
27403 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
27404 stvxl.
27405 (altivec_expand_builtin): Same.
27406 (altivec_expand_stv_builtin): New.
27407
27408 * config/rs6000/rs6000.h (rs6000_builtins): Same.
27409
27410 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
27411 ("altivec_lvehx"): New.
27412 ("altivec_lvewx"): New.
27413 ("altivec_lvxl"): New.
27414 ("altivec_lvx"): New.
27415 ("altivec_stvx"): New.
27416 ("altivec_stvebx"): New.
27417 ("altivec_stvehx"): New.
27418 ("altivec_stvewx"): New.
27419 ("altivec_stvxl"): New.
6525c0e7 27420
cda94cbb
RH		 274212002-01-10 Richard Henderson <rth@redhat.com>
27422
27423 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
27424 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
27425 care not to delete instructions twice.
27426
df2c9a44
ZW		 274272002-01-10 Zack Weinberg <zack@codesourcery.com>
27428
27429 * toplev.c: Don't declare environ (it's not used anywhere).
27430 * configure.in: Don't check for declaration of environ.
27431 * config/i386/xm-mingw32.h: Don't #define environ.
27432 * config.in, configure: Regenerate.
27433
5dd8a9b1
ZW		 274342002-01-10 Zack Weinberg <zack@codesourcery.com>
27435
27436 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
27437 * configure: Regenerate.
27438
27439 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
27440 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
27441 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
27442 alpha/xm-vms.h.
27443 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
27444 LIMITS_H_TEST here, not in m68k/x-next.
27445 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
27446 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
27447
27448 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
27449 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
27450 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
27451
27452 * config/i386/x-djgpp: Renamed i386/t-djgpp.
27453 * config/m88k/x-dolph: Renamed m88k/t-dolph.
27454 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
27455 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
27456 replacement of quadlib.asm with quadlib.c.
27457
27458 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
27459 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
27460 config/rs6000/xm-beos.h: Delete file.
27461
27462 * config.gcc: Update to match above changes.
27463
d10dd44c
KH		 274642002-01-10 Kazu Hirata <kazu@hxi.com>
27465
27466 * config/h8300/h8300.h: Fix comment typos.
27467 * config/h8300/h8300.md: Likewise.
27468 * config/h8300/lib1funcs.asm: Likewise.
27469
04894c5a
DJ		 274702002-01-10 Dale Johannesen <dalej@apple.com>
27471
27472 PR optimization/5269
27473 * unroll.c (precondition_loop_p): Make *increment be the correct
27474 sign when n_iterations known, to avoid confusing caller.
27475
adc9fe67
KH		 274762002-01-10 Kazu Hirata <kazu@hxi.com>
27477
27478 * doc/extend.texi (deprecated): Fix a typo.
27479
b446e5a2
JH		 27480Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
27481
27482 * basic-block.h (update_br_prob_note): Declare.
27483 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
27484 (try_forward_edges): Care negative frequencies and update note.
27485 (outgoing_edges_match): Tweek conditional merging heuristics.
27486 (try_crossjump_to_edge): use update_br_prob_note.
27487 * cfglayout.c (fixup_reorder_chain): Likewise.
27488 * cfrtl.c (update_br_prob_note): New.
27489 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
27490
27491 * i386.c (ix86_decompose_address): Return -1 if address contains
27492 shift.
27493 (legitimate_address_p): Require ix86_decompose_address to return 1.
27494
27495 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
27496 (cprop_insn): Likewise.
27497
a01da83b
KH		 274982002-01-10 Kazu Hirata <kazu@hxi.com>
27499
27500 * toplev.c: Fix formatting.
27501 * tree.c: Likewise.
27502 * tree-dump.c: Likewise.
27503 * unroll.c: Likewise.
27504 * unwind-dw2.c: Likewise.
27505 * unwind-dw2-fde.c: Likewise.
27506 * unwind-dw2-fde-glibc.c: Likewise.
27507 * unwind-sjlj.c: Likewise.
27508
9f85bca7
JM		 275092002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
27510
27511 * doc/invoke.texi: Document PDP-11 options.
27512
f48f56b1
KH		 275132002-01-10 Kazu Hirata <kazu@hxi.com>
27514
27515 * config/h8300/h8300.h: Fix formatting.
27516
ead39bdf 275172002-01-10 Ira Ruben <ira@apple.com>
7f180628
IR		 27518
27519 Add __attribute__ ((deprecated)).
27520 * extend.texi: Document __attribute__ ((deprecated)).
27521 * invoke.texi: Document -Wno-deprecated-declarations.
27522 * testsuite/g++.dg/other/deprecated.C: New C++ test.
27523 * testsuite/gcc.dg/deprecated.c: New C test.
27524 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
27525 (c_common_attribute_table): Add "deprecated" entry.
27526 (handle_deprecated_attribute): New function.
27527 * c-decl.c (deprecated_states): New enum.
27528 deprecated_state: State of "deprecated" handling.
27529 (start_decl): Set deprecated_state based on attributes.
27530 (grokdeclarator): Test for deprecated uses, propagate attribute.
27531 * c-typeck.c (build_component_ref): Test for deprecated fields.
27532 (build_external_ref): Test for deprecated primaries.
27533 * diagnostic.c (warn_deprecated_use) New function to issue
27534 warnings about __attribute__ ((depricated)) references.
27535 * flags.h (warn_deprecated_decl): Extern declared for
27536 -W[no-]deprecated-declarations option.
27537 * print-tree.c (print_node): Show deprecated flag status.
27538 * toplev.c (warn_deprecated_decl): Defined.
27539 (W_options): Added "deprecated-declaration".
27540 * toplev.h (warn_deprecated_use): Extern declared.
27541 * tree.h (struct tree_common): Define deprecated_flag.
27542 (TREE_DEPRECATED): New macro to access flag.
27543 * cp/call.c (build_call): Test for deprecated calls.
27544 * cp/class.c (add_implicitly_declared_members): Set global
27545 flag to tell grokdeclarator to not issue deprecated warnings.
27546 * cp/cp-tree.h: Add extern for adding_implicit_members.
27547 * cp/decl.c (deprecated_states): New enum.
27548 (start_decl): Set deprecated_state based on attributes.
27549 (grokdeclarator): Test for deprecated uses, propagate attribute.
27550 * cp/lex.c (do_identifier): Test for deprecated primaries.
27551 * cp/typeck.c (build_component_ref): Test for deprecated fields.
27552
ead39bdf 275532002-01-10 Ira Ruben <ira@apple.com>
7f180628
IR		 27554
27555 Fix to assign attributes to inline member functions.
27556 * cp/decl.c (start_method): Handle attrlist.
27557
47073a38
KH		 275582002-01-10 Kazu Hirata <kazu@hxi.com>
27559
27560 * combine.c (expand_field_assignment): Use subreg_lsb().
27561
d288e53d
DE		 275622002-01-10 David Edelsohn <edelsohn@gnu.org>
27563
27564 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
27565 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
27566 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
27567 Recurse for any operand of AND as long as constant is non-zero.
27568
08a02ffa
KH		 275692002-01-10 Kazu Hirata <kazu@hxi.com>
27570
27571 * config/h8300/h8300.md: Remove constraints from expanders.
27572
c203e7fe
KH		 275732002-01-10 Kazu Hirata <kazu@hxi.com>
27574
27575 * varasm.c: Fix formatting.
27576 * varray.c: Likewise.
27577 * vmsdbgout.c: Likewise.
27578 * xcoffout.c: Likewise.
27579
bcb3bc6d
JH		 27580Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
27581
27582 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
cda94cbb 27583 update edge probabilities to match.
bcb3bc6d 27584
0a553c7e
JM		 275852002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
27586
27587 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
27588 dependencies.
27589 * doc/languages.texi, doc/sourcebuild.texi: New files.
27590 * doc/configfiles.texi: Make a subsubsection. Update.
27591 * doc/configterms.texi: Add @node. Remove warning that this isn't
27592 instructions for building GCC.
27593 * doc/makefile.texi: Make a subsection.
27594 * doc/gccint.texi: Update.
27595
adc7fcb8
JH		 27596Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
27597
27598 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
27599
5a4dd0b3
NP		 27600Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
27601
27602 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
27603
3987b9db
JH		 27604Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
27605
27606 * optabs.c (expand_fix): Look for wider integer modes first.
27607
27608 * i386.md (mov?f): Avoid the fake const double trick for medium
27609 memory model.
27610 (min?f*/max?f*): Prohibit memory operands for i387 variant.
27611 (fop_df_4): Disable for SSE compilation.
27612
ceb15948 276132002-01-10 Graham Stott <grahams@redhat.com>
117f9d28
GS		 27614
27615 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
cda94cbb 27616 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
117f9d28 27617
e1623399
RH		 276182002-01-10 Richard Henderson <rth@redhat.com>
27619
27620 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
27621
c4abb293
RH		 276222002-01-10 Richard Henderson <rth@redhat.com>
27623
27624 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
27625 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
27626
d2604ae9
KH		 276272002-01-10 Kazu Hirata <kazu@hxi.com>
27628
27629 * combine.c (can_combine_p): Fix a comment typo.
27630
766c7ad1
ZW		 276312002-01-09 Zack Weinberg <zack@codesourcery.com>
27632
27633 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
27634 empty list correctly. Change loop index $t to $f for
27635 consistency with rest of Makefile.
27636
95385cbb
AH		 276372002-01-08 Aldy Hernandez <aldyh@redhat.com>
27638
27639 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
27640 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
27641
27642 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
27643 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
27644 (altivec_init_builtins): Same.
27645 (altivec_expand_unop_builtin): Return NULL_RTX on error.
27646 (altivec_expand_binop_builtin): Same.
27647 (altivec_expand_ternop_builtin): Same.
27648 (bdesc_dst): New.
27649
27650 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
27651 ("altivec_vctuxs"): Fix typo.
27652 ("altivec_vnmsubfp"): Same.
27653 ("altivec_dssall"): New.
27654 ("altivec_mfvscr"): New.
27655 ("altivec_dss"): New.
27656 ("altivec_lvsl"): New.
27657 ("altivec_lvsr"): New.
27658 ("altivec_dstt"): New.
27659 ("altivec_dstst"): New.
27660 ("altivec_dststt"): New.
27661 ("altivec_dst"): New.
27662
27663 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
27664 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
27665
e4ac76b4
RH		 276662002-01-09 Richard Henderson <rth@redhat.com>
27667
27668 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
27669
c893e4a4
HPN		 276702002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
27671
27672 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
27673 function.
27674 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
27675 prototype.
7387c700 27676 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
c893e4a4 27677
f4f4d0f8
KH		 276782002-01-09 Kazu Hirata <kazu@hxi.com>
27679
27680 * read-rtl.c: Fix formatting.
27681 * real.c: Likewise.
27682 * regclass.c: Likewise.
27683 * regrename.c: Likewise.
27684 * reg-stack.c: Likewise.
27685 * reload1.c: Likewise.
27686 * reload.c: Likewise.
27687 * rtl.c: Likewise.
27688
cc863bea
KH		 276892002-01-09 Kazu Hirata <kazu@hxi.com>
27690
27691 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
27692 to extract items in the expr_list chain.
27693
7b4dfe3d
RH		 276942002-01-09 Richard Henderson <rth@redhat.com>
27695
27696 * config/vax/vax.c (vax_rtx_cost): Never abort.
27697
1d969638
RH		 27698 * config/vax/vax.h (REAL_ARITHMETIC): Define.
27699
7d5ab30e
JH		 277002002-01-09 Jan Hubicka <jh@suse.cz>
27701
27702 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
27703
9503f3d1
RH		 277042002-01-09 Richard Henderson <rth@redhat.com>
27705
27706 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
27707 Unify code from various alternatives.
27708
42bd17b7
RH		 277092002-01-09 Richard Henderson <rth@redhat.com>
27710
27711 * regrename.c (copy_value): Ignore the copy if the source register
27712 is present in the value chain with a narrower mode.
27713
bdca3c33
HB		 277142002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
27715
cda94cbb
RH		 27716 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
27717 for the c4x target. Also improve layout.
bdca3c33 27718
c73a5e94
RH		 277192002-01-09 Richard Henderson <rth@redhat.com>
27720
27721 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
27722 * config/m32r/m32r.md (and ior xor splitters): Swap operands
27723 to match insn patterns.
27724
dd0a18c0
RH		 277252002-01-09 Richard Henderson <rth@redhat.com>
27726
27727 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
27728 (copyprop_hardreg_forward_1): Likewise.
27729
1fd9ac1e
JDA		 277302002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
27731
27732 * pa.md (decrement_and_branch_until_zero): Change predicate for
27733 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
27734
5cb265ec
BM		 277352002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
27736
27737 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
27738 gets undefined. For Darwin.
27739
fcd8fa8b
HB		 277402002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
27741
27742 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
27743
bd3ab23a
MH		 277442002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
27745
27746 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
27747
21e16bd6
RH		 277482002-01-08 Richard Henderson <rth@redhat.com>
27749
27750 * regrename.c (copy_value): Ignore overlapping copies.
27751
a5376276
RH		 277522002-01-08 Richard Henderson <rth@redhat.com>
27753
27754 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
27755 as needed to avoid shared structure.
27756
18cf8dda
KH		 277572002-01-08 Kazu Hirata <kazu@hxi.com>
27758
27759 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
8d9afc4e 27760 H8/300H and H8S.
18cf8dda 27761
16c484c7
JM		 277622002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
27763
27764 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
27765 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
27766 documentation of obsolete macros.
27767 * system.h: Poison these macros.
27768 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
27769 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
27770 config/c4x/c4x.h, config/clipper/clipper.h,
27771 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
27772 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
27773 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
27774 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
27775 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
27776 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
27777 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
27778 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
27779 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
27780 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
27781 config/sparc/sparc.h, config/stormy16/stormy16.h,
27782 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
27783 definitions and commented out definitions of obsolete macros.
27784 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
27785 of MAX_INT_TYPE_SIZE.
27786
14b3e8ef
UW		 277872002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
27788
27789 * config/s390/s390.c (s390_preferred_reload_class): Never
27790 return ADDR_REGS if it isn't a subset of the given class.
27791 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
27792 FP_REGS, but all superclasses as well.
27793
27794 * config/s390/s390.c (s390_function_profiler): Fix thinko.
27795
27796 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
27797 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
27798 must not be a const_int.
27799
a693284d
RH		 278002002-01-08 Richard Henderson <rth@redhat.com>
27801
27802 * Makefile.in (toplev.o): Depend on options.h.
27803 (gcc.o): Depend on specs.h.
27804
b3ca30df
JJ		 278052002-01-08 Jakub Jelinek <jakub@redhat.com>
27806
27807 * expr.c (store_expr): Convert VOIDmode constants back to target's
27808 mode.
27809
24dbb440
GP		 278102002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
27811
27812 * doc/invoke.texi: Markup gcc as @command. Refer to
27813 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
27814 of http://gcc.gnu.org/thanks.html.
27815
234e114c
DJ		 278162002-01-08 Dale Johannesen <dalej@apple.com>
27817
27818 * config/rs6000/rs6000.md: Add missing int register
27819 target case to movdf_low.
27820
0d24f4d1
ZW		 278212002-01-08 Zack Weinberg <zack@codesourcery.com>
27822
27823 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
27824 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
27825 (cppinit.o): Depend on except.h.
27826 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
27827 s-specs): New rules.
27828
27829 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
27830 Don't create specs.h/options.h/gencheck.h here. Remove
27831 unnecessary variable settings from last argument of AC_OUTPUT.
27832 * config.in, configure: Regenerate.
27833 * intl.c: Hardcode package name as "gcc".
27834
27835 * cppinit.c: Include except.h.
27836 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
27837 appropriate.
27838 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
27839 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
27840 (!)USING_SJLJ_EXCEPTIONS.
27841 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
27842
ed722f66
JM		 278432002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
27844
27845 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
27846 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
27847 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
27848 documentation of obsolete macros.
27849 * system.h: Poison these macros.
27850 * config/d30v/d30v.h, config/ns32k/encore.h,
27851 config/stormy16/stormy16.h: Remove definitions and commented out
27852 definitions of obsolete macros.
27853
31e5e29a
NP		 27854Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
27855
27856 * objc/objc-act.c (handle_class_ref): Mark the declaration of
27857 %sobjc_class_ref_%s as used - to prevent unwanted compiler
27858 warnings.
27859
bc1fa59c
UW		 278602002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
27861
27862 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
27863 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
27864 to insn adjusting stack/frame pointer.
0d24f4d1 27865 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
bc1fa59c
UW		 27866 accept operands that cause the insn to be non-splittable.
27867
a8086abf
GS		 278682002-01-08 Graham Stott <grahams@redhat.com>
27869
27870 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
27871 (C_TYPE_FIELDS_VOLATILE): Likewise.
27872 (C_TYPE_BEING_DEFINED): Likewise.
27873 (C_IS_RESERVED_WORD): Likewise.
27874 (C_TYPE_VARIABLE_SIZE): Likewise.
27875 (C_DECL_VARIABLE_SIZE): Likewise.
27876 (C_MISSING_PROTOTYPE_WARNED): Likewise.
27877 (C_SET_EXP_ORIGINAL_CODE): Likewise.
27878 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
27879 parenthesis.
27880 (C_DECL_ANTICIPATED): Likewise.
27881 (c_build_type_variant): Add parenthesis.
27882
3f595aa1
JM		 278832002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
27884
27885 * gcc.c (option_map): Remove --version.
27886 (process_command): Handle -fversion following the GNU Coding
27887 Standards. Partially addresses PR other/704.
27888
5bc5a8f9
GS		 278892002-01-08 Graham Stott <grahams@redhat.com>
27890
27891 * combine.c (combine_instructions): Fix typo.
27892
16ec4ebf
GS		 278932002-01-08 Graham Stott <grahams@redhat.com>
27894
27895 * debug.h: Use "tree" and "rtx" throughout.
27896
27897 * debug.c: Likewise.
27898
4b69f385
NC		 278992002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
27900
27901 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
27902 constant pool, use the pool's version of the symbol instead.
27903
57d1019b
RH		 279042002-01-07 Richard Henderson <rth@redhat.com>
27905
27906 * regrename.c (find_oldest_value_reg): Ignore the value chain if
27907 the original register was copied in a mode with a fewer number of
27908 hard registers than the desired mode.
27909 (copyprop_hardreg_forward_1): Likewise.
27910 (debug_value_data): Fix loop test.
27911 * toplev.c (parse_options_and_default_flags): Reenable
27912 -fcprop-registers at -O1.
27913
279142002-01-07 Aldy Hernandez <aldyh@redhat.com>
fa066a23 27915
0d24f4d1
ZW		 27916 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
27917 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
fa066a23 27918
0d24f4d1
ZW		 27919 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
27920 predicates.
fa066a23 27921
0d24f4d1 27922 * config/rs6000/rs6000.md: Add altivec predicate patterns.
fa066a23 27923
8f949e7e
JDA		 279242002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
27925
27926 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
27927 (pa_output_function_prologue): Output local label at the beginning of
27928 the prologue when profiling.
27929 (hppa_profile_hook): Use the local label rather than the function label.
27930 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
27931
c62f2db5
AH		 279322002-01-07 Aldy Hernandez <aldyh@redhat.com>
27933
0d24f4d1
ZW		 27934 * config/rs6000/rs6000.c (print_operand): Remove extra space.
27935 (altivec_expand_unop_builtin): Fix thinko.
27936 (altivec_expand_binop_builtin): Same.
27937 (altivec_expand_ternop_builtin): Same.
27938 (altivec_expand_builtin): Same.
c62f2db5 27939
b5235ba7
RH		 279402002-01-07 Richard Henderson <rth@redhat.com>
27941
27942 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
27943
7d8ac293
JM		 279442002-01-07 Jason Merrill <jason@redhat.com>
27945
27946 * unwind-dw2.c (execute_cfa_program): Use < again.
27947
571a03b8
JJ		 279482002-01-07 Jakub Jelinek <jakub@redhat.com>
27949
27950 * predict.c (combine_predictions_for_insn): Avoid division by zero.
27951
2e951384
JJ		 279522002-01-07 Jakub Jelinek <jakub@redhat.com>
27953
27954 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
27955 Don't allow -1 - x -> ~x simplifications in the first pass.
27956
20e26713
AH		 279572002-01-07 Aldy Hernandez <aldyh@redhat.com>
27958
0d24f4d1
ZW		 27959 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
27960 arguments.
27961 (altivec_expand_binop_builtin): Same.
27962 (altivec_expand_unop_builtin): Same.
27963 (print_operand): Fix typo.
27964 (bdesc_1arg): Add vupk* variants.
20e26713 27965
0d24f4d1 27966 * rs6000.h (rs6000_builtins): Add vupk* enums.
20e26713 27967
0d24f4d1 27968 * rs6000.md: Add altivec_vupk* variants.
20e26713 27969
4dd57c18
JM		 279702002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
27971
27972 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
27973 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
27974 and last update dates.
27975
0341c5d2
JJ		 279762002-01-07 Janis Johnson <janis187@us.ibm.com>
27977
27978 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
27979
c7f3e0b0
MM		 279802002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
27981
27982 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
27983 * config/avr/avr.h (CPP_SPEC): Likewise.
27984 (LINK_SPEC): Likewise.
27985 (CRT_BINUTILS_SPECS): Likewise.
27986 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
27987 * doc/invoke.texi (AVR Options): Document them.
27988
6ba4d630
JH		 27989Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
27990
27991 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
27992 LABEL_NUSES.
27993
6253d571
GS		 279942002-01-07 Graham Stott <grahams@redhat.com>
27995
0d24f4d1
ZW		 27996 * config/i386/i386.h: Update copyright date.
27997 (HALF_PIC_PTR): Add parenthesis.
27998 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
27999 (CONSTANT_ALIGNMENT): Add parenthesis.
28000 (DATA_ALIGNMENT): Likewise.
28001 (LOCAL_ALIGNMENT): Likewise.
28002 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
28003 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
28004 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
28005 (HARD_REGNO_NREGS): Add paranethesis.
28006 (VALID_SSE_REG_MODE): Whitespace.
28007 (VALID_MMX_REG_MODE): Whitespace.
28008 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
28009 (ix86_hard_regno_mode_ok): Add parenthesis.
28010 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
28011 (RETURN_IN_MEMORY): Whitespace.
28012 (N_REG_CLASSES): Add parenthesis.
28013 (INTEGER_CLASS_P): Add parenthesis and wrap.
28014 (FLOAT_CLASS_P): Likewise.
28015 (SSE_CLASS_P): Likewise.
28016 (MMX_CLASS_P): Likewise.
28017 (MAYBE_INTEGER_CLASS_P): Likewise.
28018 (MAYBE_FLOAT_CLASS_P): Likewise.
28019 (MAYBE_SSE_CLASS_P): Likewise.
28020 (MAYBE_MMX_CLASS_P): Likewise.
28021 (Q_CLASS_P): Likewise.
28022 (GENERAL_REGNO_P): Uppercase macro parameter.
28023 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
28024 (FP_REGNO_P): Likewise.
28025 (ANY_FP_REGNO_P): Uppercase macro parameter.
28026 (SSE_REGNO_P): Likewise.
28027 (SSE_REGNO): Likewise.
28028 (SSE_REG_P): Likewise.
28029 (SSE_FLOAT_MODE_P): Likewise.
28030 (MMX_REGNO_P): Likewise.
28031 (MMX_REG_P):Likewise.
28032 (STACK_REG_P): Likewise.
28033 (NON_STACK_REG_P): Likewise.
28034 (STACK_TOP_P): Likewise.
28035 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
28036 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
28037 (SECONDARY_MEMORY_NEEDED): Likewise.
28038 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
28039 (MD_ASM_CLOBBERS): Whitespace and wrap.
28040 (MUST_PASS_IN_STACK): Whitespace and wrap.
28041 (RETURN_POPS_ARGS): Add parenthesis.
28042 (INIT_CUMULATIVE_ARGS): Likewise.
28043 (FUNCTION_ARG): Likewise.
28044 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
28045 (SETUP_INCOMING_VARARGS): Likewise.
28046 (BUILD_VA_LIST_TYPE): Add parenthesis.
28047 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
28048 parenthsis.
28049 (EXPAND_BUILTIN_VA_ARG): Likewise.
28050 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
28051 (INITIALIZE_TRAMPOLINE): Add parenthesis.
28052 (INITIAL_ELIMINATION_OFFSET): Likewise.
28053 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
28054 (REGNO_OK_FOR_BASE_P): Likewise.
28055 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
28056 (REGNO_OK_FOR_DIREG_P): Likewise.
28057 (REG_OK_FOR_INDEX_P): Whitespace.
28058 (REG_OK_FOR_BASE_P): Whitespace.
28059 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
28060 parenthesis.
28061 (FIND_BASE_TERM): Fix typo.
28062 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
28063 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
28064 (SYMBOLIC_CONST; Whitespace.
28065 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
28066 (ENCODE_SECTION_INFO): Whitespace.
28067 (FINALIZE_PIC): Remove do { ... } while (0).
28068 (PROMOTE_MODE): Wrap in do { ... } while (0).
28069 (CONST_COSTS): Whitespace.
28070 (RTX_COSTS): Add paramethesis, whitespace and wrap.
28071 (REGISTER_MOVE_COST): Add parenthesis.
28072 (MEMORY_MOVE_COST): Likewise.
28073 (EXTRA_CC_MODES): Whitespace.
28074 (SELECT_CC_MODE): Add parenthesis and whitespace.
28075 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
28076 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
28077 (ASM_OUTPUT_LABEL): Add paramethesis.
28078 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
28079 (ASM_OUTPUT_REG_POP): Likewise.
28080 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
28081 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
d9a5f180 28082
07933f72
GS		 28083 * config/i386/i386.c: Update copyright.
28084 (CHECK_STACK_LIMIT): Add parenthesis.
28085 (AT_BP): Uppercase macro parameter.
28086 (x86_64_int_parameter_registers): Constify.
28087 (x86_64_int_return_registers): Likewise.
28088 (ix86_compare_op0): Use rtx.
28089 (construct_container): Constify INTREG parameter.
28090 (function_arg): Use rtx.
28091
0b4d32c9
GS		 28092 * diagnostic.h: Update copyright date.
28093 (output_buffer_state): Add parenthesis.
28094 (output_buffer_format_args): Likewise.
28095
6253d571
GS		 28096 * combine.c (combine_instructions): Replace XEXP (links, 0)
28097 with link.
28098
68f3f6f1
L		 280992002-01-06 H.J. Lu <hjl@gnu.org>
28100
28101 * cfgcleanup.c (thread_jump): Fix 2 typos.
28102
281032002-01-06 Aldy Hernandez <aldyh@redhat.com>
480f7f3a 28104
0d24f4d1 28105 * config.gcc: Add support for --enable-altivec.
480f7f3a 28106
13b8c631
CR		 281072002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
28108
28109 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
28110
58ad89b1
JJ		 281112002-01-06 Jakub Jelinek <jakub@redhat.com>
28112
28113 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
28114 __objc_class_name_*.
28115
e403b4bc
CR		 281162002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
28117
28118 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
28119
e41c7831
RH		 281202002-01-06 Richard Henderson <rth@redhat.com>
28121
28122 * reorg.c (emit_delay_sequence): Remove death notes, not merely
28123 nop them out. Increment label reference count for REG_LABEL.
28124 (fill_slots_from_thread): Frob label reference count around
28125 delete_related_insns.
28126
3b3b1e32
RH		 281272002-01-05 Richard Henderson <rth@redhat.com>
28128
28129 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
28130 jump threading.
28131
c28abdf0
RH		 281322002-01-05 Richard Henderson <rth@redhat.com>
28133
28134 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
28135 * integrate.c (output_inline_function): Likewise.
28136 * toplev.c (rest_of_compilation): Do it here instead. Move call
28137 to remove_unnecessary_notes after emitting abstract instance.
28138 Force an emitted nested function to have its parent emited as well.
28139 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
28140 for null.
28141 (rtl_for_decl_location): Do not look at reload data structures
28142 before reload has run.
28143
c4f2c499
KH		 281442002-01-05 Kazu Hirata <kazu@hxi.com>
28145
28146 * cse.c: Fix formatting.
28147 * dwarf2asm.c: Likewise.
28148 * dwarf2out.c: Likewise.
28149 * explow.c: Likewise.
28150 * expmed.c: Likewise.
28151 * function.c: Likewise.
28152 * gcov.c: Likewise.
28153 * gencheck.c: Likewise.
28154 * genrecog.c: Likewise.
28155 * ggc-common.c: Likewise.
28156 * ggc-page.c: Likewise.
28157 * global.c: Likewise.
28158
cf0d9408
KH		 281592002-01-05 Kazu Hirata <kazu@hxi.com>
28160
28161 * combine.c: Fix formatting.
28162
bedca03a
CR		 281632002-01-05 Craig Rodrigues <crodrigu@bbn.com>
28164
28165 PR middle-end/1557
28166 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
28167
0134bf2d
DE		 281682002-01-05 David Edelsohn <edelsohn@gnu.org>
28169
28170 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
28171 as 1 for __powerpc64__ as well.
28172
28173 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
28174
28175 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
28176 return it.
28177
9ca88d5a
DB		 281782002-01-05 Daniel Berlin <dan@dberlin.org>
28179
28180 * lcm.c: Revert change, due to performance regression it causes on
28181 SPEC because it's slightly more conservative (sigh, I hate
28182 edge-based LCM).
0d24f4d1 28183
1c570418
JH		 28184Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
28185
28186 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
28187
d83bb9f7
NB		 281882002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
28189
28190 * doc/cppinternals.texi: Update.
28191
3e0f61ac
HPN		 281922002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
28193
28194 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
28195 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
28196 negatives.
28197 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
28198 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
28199 kludge for pre-october-14th mmix versions to handle new-found bug
28200 with PUSHJ/PUSHGO and the register stack.
28201 * config/mmix/mmix.h (struct machine_function): Rename member
28202 has_call_value_without_parameters to has_call_without_parameters.
28203 All referers changed.
28204 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
28205 TARGET_MASK_BRANCH_PREDICT): New macros.
28206 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
28207 -mno-reg-stack-fill-bug-workaround.
28208 * config/mmix/mmix.md ("call"): Set struct machine member
28209 has_call_without_parameters.
28210
4deaa2f8
JH		 28211Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
28212
28213 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
28214
9f16e871
JH		 28215Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
28216
28217 * cfgcleanup.c: Include tm_p.h
28218 (mark_effect): Fix handling of hard register; fix handling of SET
28219
96eb1157
KH		 282202002-01-04 Kazu Hirata <kazu@hxi.com>
28221
28222 * config/h8300/h8300.md (anonymous patterns): Check that
28223 operands are registers before using REGNO on them.
28224
48180d68
RM		 282252002-01-03 Roland McGrath <roland@frob.com>
28226
28227 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
28228
b0832fe1
JJ		 282292002-01-04 Jakub Jelinek <jakub@redhat.com>
28230
28231 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
28232 * c-common.h (genrtl_expr_stmt_value): Likewise.
28233 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
28234 (expand_expr_stmt_value): Add maybe_last argument.
28235 Don't warn about statement with no effect if it is the last statement
28236 in expression statement.
28237 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
28238 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
28239 expand_expr_stmt_value.
28240 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
28241 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
28242 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
28243 as maybe_last to expand_expr_stmt_value.
28244
c1e14513
JL		 28245Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
28246
0d24f4d1
ZW		 28247 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
28248 be passed in, do not build it.
28249 (c_begin_if_stmt): New function.
28250 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
28251 * c-common.h (c_expand_start_cond): Update prototype.
28252 (c_begin_if_stmt): Prototype new function.
28253 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
28254 * c-parse.in (if_prefix): Use c_begin_if_stmt,
28255 c_begin_while_stmt and c_finish_while_stmt_cond.
c1e14513 28256
b6ec437a
WC		 282572002-01-04 William Cohen <wcohen@redhat.com>
28258
28259 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
28260 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
28261 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
28262 * config/pa/som.h (ASM_FILE_START): Likewise.
28263
ead39bdf 282642002-01-04 Daniel Berlin <dan@cgsoftware.com>
517b711f
DB		 28265
28266 * lcm.c: Include df.h.
28267 Add available_transfer_function prototype.
28268 (compute_available): Rework to use iterative dataflow framework.
28269 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
28270 with bb_info in df.h
28271 (available_transfer_function): New function.
28272
28273 * Makefile.in (lcm.o): add df.h to dependencies.
28274
551cc6fd
RH		 282752002-01-04 Richard Henderson <rth@redhat.com>
28276
28277 * config/alpha/alpha.c (some_operand): Accept HIGH.
28278 (input_operand): Likewise; accept simple references to globals.
28279 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
28280 (alpha_const_double_ok_for_letter_p): Likewise.
28281 (alpha_extra_constraint): Likewise.
28282 (alpha_preferred_reload_class): Likewise. Do not force
28283 symbolic constants to memory.
28284 (alpha_legitimate_address_p): Accept simple references
28285 to small_symbolic_operand.
28286 (alpha_legitimize_address): New arg scratch. Be prepared to be
28287 called when no_new_pseudos. Emit simple symbolic references.
28288 Split integers into low, high, and rest.
28289 (alpha_expand_mov): Use alpha_legitimize_address.
28290 (some_small_symbolic_mem_operand): New.
28291 (split_small_symbolic_mem_operand): New.
28292 * config/alpha/alpha-protos.h: Update.
28293 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
28294 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
28295 (EXTRA_CONSTRAINT): Likewise.
28296 (PREFERRED_RELOAD_CLASS): Likewise.
28297 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
28298 (PREDICATE_CODES): Update.
28299 * config/alpha/alpha.md: New post-reload splitters to convert
28300 simplfied symbolic operands to the form that references $29.
28301 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
28302 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
28303
1eaea054
RH		 283042002-01-03 Richard Henderson <rth@redhat.com>
28305
28306 * local-alloc.c (function_invariant_p): Update commentary.
28307
c4cc12b7
L		 283082002-01-04 H.J. Lu <hjl@gnu.org>
28309
28310 * toplev.c (rest_of_compilation): Fix a typo when calling
28311 cleanup_cfg.
28312
173bf5be
KH		 283132002-01-03 Kazu Hirata <kazu@hxi.com>
28314
28315 * c-common.c: Fix formatting.
28316 * diagnostic.c: Likewise.
28317 * doloop.c: Likewise.
28318 * dwarf2out.c: Likewise.
28319
187462ac
KH		 283202002-01-03 Kazu Hirata <kazu@hxi.com>
28321
28322 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
28323 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
28324
5d8ebbd8
NB		 283252002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
28326
28327 * cpperror.c: Update comments and copyright.
28328 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
28329 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
28330
518c1311
JDA		 283312002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
28332
28333 * collect2.c (main): Use strcmp when testing for "-shared".
28334
d15a58c0
NB		 283352002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
28336
28337 * cppmacro.c: Don't include intl.h. Update comments.
28338 (new_number_token): Allocate enough buffer for 64-bit unsigned
28339 integers; update prototype.
28340 * cppmain.c: Update comments.
28341
70f4f91c
WC		 283422002-01-03 William Cohen <wcohen@redhat.com>
28343
28344 * function.h (struct function): Add profile.
28345 (current_function_profile): New.
28346 doc/extend.texi: Update documentation.
28347 * final.c (final_start_function): Use current_function_profile
28348 instead of profile_flag.
28349 (profile_after_prologue): Likewise.
28350 * function.c (expand_function_start): Likewise.
28351 (expand_function_start): Likewise.
c4cc12b7 28352 * config/alpha/alpha.c (direct_call_operand):
70f4f91c
WC		 28353 (alpha_does_function_need_gp): Likewise.
28354 (alpha_expand_prologue): Likewise.
28355 * config/arm/arm.c (arm_expand_prologue): Likewise.
28356 thumb_expand_prologue: Likewise.
28357 * config/d30v/d30v.c (d30v_stack_info): Likewise.
28358 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
28359 (fr30_expand_prologue): Likewise.
28360 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
28361 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
28362 * config/i386/i386.h (FINALIZE_PIC): Likewise.
28363 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
28364 * config/i960/i960.c (i960_output_function_prologue): Likewise.
28365 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
28366 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
28367 (m32r_expand_prologue): Likewise.
28368 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
28369 (m88k_expand_prologue): Likewise.
28370 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
28371 * config/mips/mips.c (compute_frame_size): Likewise.
28372 (mips_expand_prologue): Likewise.
28373 (mips_can_use_return_insn): Likewise.
28374 * config/pa/elf.h (ASM_FILE_START): Likewise.
28375 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
28376 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
28377 * config/pa/som.h (ASM_FILE_START): Likewise.
28378 * config/romp/romp.c (romp_using_r14): Likewise.
28379 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
28380 (rs6000_stack_info): Likewise.
28381 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2fd17409 28382 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
70f4f91c
WC		 28383 * config/v850/v850.c (compute_register_save_size): Likewise.
28384
cb1ac742
JJ		 283852002-01-03 Jakub Jelinek <jakub@redhat.com>
28386
28387 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
28388 gen_lowpart_common fails, use gen_lowpart_SUBREG.
28389
61d951df 283902002-01-03 Turly O'Connor <turly@apple.com>
cb1ac742 28391
61d951df
TC		 28392 * darwin.c (machopic_output_possible_stub_label): Don't generate
28393 stub routines for pseudo-stubs which we've just defined.
28394
505ddab6
KH		 283952002-01-03 Kazu Hirata <kazu@hxi.com>
28396
28397 * builtins.c: Fix formatting.
28398 * c-typeck.c: Likewise.
28399 * combine.c: Likewise.
28400 * expr.c: Likewise.
28401 * loop.c: Likewise.
28402
b7e30d8a
AS		 284032002-01-03 Andreas Schwab <schwab@suse.de>
28404
28405 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
28406 and return true if _cpp_push_next_buffer pushed a new include
28407 file.
28408 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
28409 _cpp_pop_file_buffer did not push a new file.
28410 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
28411
ff81832f
EC		 284122002-01-02 Eric Christopher <echristo@redhat.com>
28413
28414 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
28415 FIND_REG_INC_NOTE call. Update copyright.
28416 * loop.c (canonicalize_condition): Ditto.
28417 * reorg.c (delete_scheduled_jump): Ditto.
28418
8e42ace1
KH		 284192002-01-03 Kazu Hirata <kazu@hxi.com>
28420
28421 * gcse.c: Fix formatting.
28422
fb2bf631
GS		 284232002-01-03 Graham Stott <grahams@redhat.com>
28424
28425 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
28426 forward defs for struct tags rtx_def, union_tree, rtvec_def
6253d571 28427 also output corresponding typedefs for rtx, tree, and rtvec.
fb2bf631
GS		 28428
28429 * system.h: Move forward defs for struct tags rtx_def, union_tree,
28430 rtvec_def along with corresponding typedefs for rtx, tree, and
6253d571 28431 rtvec to config.h, hconfig.h, tconfig.h.
fb2bf631
GS		 28432
284332002-01-03 Graham Stott <grahams@redhat.com>
b9daac31
GS		 28434
28435 * tree.h: Update copyright date.
28436 (IS_EXPR_CODE_CLASS): Add parenthesis.
28437 (TREE_SET_CODE): Add whitespace.
28438 (TREE_CHECK): Add parenthesis.
28439 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
28440 (CST_OR_CONSTRUCTOR_CHECK):
28441 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
28442 (TREE_SYMBOL_REFERENCED): Whitespace.
28443 (INT_CST_LT): Likewise.
28444 (INT_CST_LT_UNSIGNED): Likewise.
28445 (tree_real_cst): Unwrap comment.
28446 (tree_string): Likewise.
28447 (tree_complex): Likewise.
28448 (IDENTIFIER_POINTER): correct cast.
28449 (SAVE_EXPR_CONTEXT): Whitespace.
28450 (EXPR_WFL_FILENAME_NODE): Likewise.
28451 (EXPR_WFL_FILENAME): Remove parenthesis.
28452 (DECL_ORIGIN): Add parenthesis.
28453 (DECL_FROM_INLINE): Use NULL_TREE.
28454 (build_int_2): Whitespace.
28455 (build_type_variant): Add parenthesis.
28456
28457 * gcc/jcf-parse.c: Update copyright date.
28458 (yyparse): Constify resource_filename.
28459
f52eda29
GS		 284602002-01-03 Graham Stott <grahams@redhat.com>
28461
28462 * rtl.h: Update copyright date.
28463 (RTL_CHECK1): Wrap long line.
28464 (RTL_CHECK2): Likewise.
28465 (RTL_CHECKC1): Wrap long line and whitespace.
28466 (RTL_CHECKC2): Likewise.
28467 (XWINT): Whitespace.
28468 (XINT): Likewise.
28469 (XSTR): Likewise.
28470 (XEXP): Likewise.
28471 (XVEC): Likewise.
28472 (XMODE): Likewise.
28473 (XBITMAP): Likewise.
28474 (XTREE): Likewise.
28475 (XBBDEF): Likewise.
28476 (XTMPL): Likewise.
28477 (X0WINT): Likewise.
28478 (X0INT):Likewise.
28479 (X0UINT): Likewise.
28480 (X0STR): Likewise.
28481 (X0EXP): Likewise.
28482 (X0VEC): Likewise.
28483 (X0MODE): Likewise.
28484 (X0BITMAP): Likewise.
28485 (X0TREE): Likewise.
28486 (X0BBDEF): Likewise.
28487 (X0ADVFLAGS): Likewise.
28488 (X0CSELIB): Likewise.
28489 (X0MEMATTR): Likewise.
28490 (XCWINT): Likewise.
28491 (XCINT): Likewise.
28492 (XCUINT): Likewise.
28493 (XCSTR): Likewise.
28494 (XCEXP): Likewise.
28495 (XCVEC): Likewise.
28496 (XCMODE): Likewise.
28497 (XCBITMAP): Likewise.
28498 (XCTREE): Likewise.
28499 (XCBBDEF): Likewise.
28500 (XCADVFLAGS): Likewise.
28501 (XCCSELIB): Likewise.
28502 (XC2EXP): Likewise.
28503 (INSN_UID): Likewise.
28504 (PREV_INSN): Likewise.
28505 (PATTERN): Likewise.
28506 (INSN_CODE): Likewise.
28507 (PUT_REG_NOTE_KIND): Likewise.
28508 (CODE_LABEL_NUMBER): Likewise.
28509 (NOTE_SOURCE_FILE): Likewise.
28510 (NOTE_BLOCK): Likewise.
28511 (NOTE_EH_HANDLER): Likewise.
28512 (NOTE_RANGE_INFO): Likewise.
28513 (NOTE_LIVE_INFO): Likewise.
28514 (NOTE_BASIC_BLOCK): Likewise.
28515 (NOTE_EXPECTED_VALUE): Likewise.
28516 (NOTE_LINE_NUMBER): Likewise.
28517 (LABEL_NAME): Likewise.
28518 (LABEL_NUSES): Likewise.
28519 (LABEL_ALTERNATE_NAME): Likewise.
28520 (ADDRESSOF_DECL): Likewise.
28521 (JUMP_LABEL): Likewise.
28522 (LABEL_NEXTREF): Likewise.
28523 (REGNO): Likewise.
28524 (ORIGINAL_REGNO: Likewise.
28525 (HARD_REGISTER_NUM_P): Add parenthesis.
28526 (SUBREG_REG): Whitespace.
28527 (SUBREG_BYTE): Likewise.
28528 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
28529 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
28530 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
28531 (ASM_OPERANDS_INPUT_VEC): Likewise.
28532 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
28533 (ASM_OPERANDS_INPUT): Likewise.
28534 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
28535 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
28536 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
28537 (ASM_OPERANDS_INPUT_MODE): Likewise.
28538 (ASM_OPERANDS_SOURCE_FILE): Likewise.
28539 (ASM_OPERANDS_SOURCE_LINE): Likewise.
28540 (MEM_SET_IN_STRUCT_P): Minor reformat.
28541 (TRAP_CONDITION): Whitespace.
28542 (TRAP_CODE): Likewise.
28543 (COND_EXEC_TEST): Likewise.
28544 (COND_EXEC_CODE): Likewise.
28545 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
28546 (PHI_NODE_P): Add parenthesis.
28547 (plus_constant): Whitespace and add parenthesis.
28548
e03f5d43
KH		 285492002-01-03 Kazu Hirata <kazu@hxi.com>
28550
28551 * config/avr/avr.c: Fix comment typos.
28552 * config/c4x/c4x.md: Likewise.
28553 * config/dsp16xx/dsp16xx.h: Likewise.
28554 * config/dsp16xx/dsp16xx.md: Likewise.
28555 * config/i386/i386.md: Likewise.
28556 * config/ia64/ia64.c: Likewise.
28557 * config/m32r/m32r.h: Likewise.
28558 * config/m68hc11/m68hc11.md: Likewise.
28559 * config/mmix/mmix.c: Likewise.
28560 * config/mn10200/mn10200.c: Likewise.
28561 * config/romp/romp.c: Likewise.
28562 * config/sh/sh.c: Likewise.
28563 * config/stormy16/stormy16.c: Likewise.
28564 * config/stormy16/stormy16.h: Likewise.
28565 * config/stormy16/stormy16.md: Likewise.
28566
97e300e9
GS		 285672002-01-03 Graham Stott <grahams@redhat.com>
28568
28569 * loop.h: Update copyright date.
0d24f4d1
ZW		 28570 (LOOP_MOVABLES): Fix typo.
28571 (LOOP_REGS): Likewise.
28572 (LOOP_IVS): Likewise.
ff81832f 28573
745b26b3
GS		 285742002-01-03 Graham Stott <grahams@redhat.com>
28575
28576 * cppinit.c: Update copyright date.
28577 Don't include output.h
28578 * Makefile.in: Update copyright date.
28579 Update dependency.
28580
0a379b7a
CR		 285812002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
28582
28583 PR c/5226
28584 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
28585 (-pthread) Add to RS/6000 options.
28586
a8154559
KH		 285872002-01-02 Kazu Hirata <kazu@hxi.com>
28588
28589 * except.c: Fix comment typos.
28590 * loop.c: Likewise.
28591 * varasm.c: Likewise.
28592 * doc/tm.texi: Fix a typo.
28593
e6ecc89b
JJ		 285942002-01-02 Jakub Jelinek <jakub@redhat.com>
28595
28596 * c-typeck.c (output_init_element): Allow initializing static storage
28597 duration objects with compound literals.
28598
d1094b40
RH		 285992002-01-02 Richard Henderson <rth@redhat.com>
28600
28601 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
28602 after abusing it.
28603
0c5d8c82
KG		 286042002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28605
5e65297b
KG		 28606 * gcc.c (default_compilers): Const-ify.
28607 * mips-tdump.c (stab_names): Likewise.
28608 * mips-tfile.c (map_coff_types, map_coff_storage,
28609 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
28610 pseudo_ops_t, pseudo_ops): Likewise.
28611 * protoize.c (default_include): Likewise
28612
0c5d8c82
KG		 28613 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
28614 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
28615 Add array size in declaration.
28616 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
28617 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
28618 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
28619 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
28620 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
28621 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
28622 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
28623 emtens, make_nan): Const-ify.
28624 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
28625 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
28626
817e13c4
JM		 286272002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
28628
28629 * config.gcc (ia64-*-*): Set extra_headers.
28630 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
28631 * config/alpha/t-osf: Remove.
28632 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
28633
98095e2b
DE		 286342002-01-02 David Edelsohn <edelsohn@gnu.org>
28635
28636 * config/rs6000/t-aix43: Revert previous change.
28637
a4200657
JM		 286382002-01-02 Jason Merrill <jason@redhat.com>
28639
28640 * c-decl.c (c_expand_body): Call outlining_inline_function when
28641 emitting an inline function out of line.
28642
54ba1f0d
RH		 286432002-01-02 Richard Henderson <rth@redhat.com>
28644
28645 * dwarf2out.c (limbo_die_node): Add created_for member.
28646 (new_die): New argument created_for. Update all callers.
28647 (mark_limbo_die_list): New.
28648 (dwarf2out_init): Register limbo_die_list as a root.
28649 (dwarf2out_finish): Force insert limbo dies into their function
28650 context.
28651
323728aa
NS		 286522002-01-02 Nathan Sidwell <nathan@codesourcery.com>
28653
28654 PR c++/5089
28655 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
28656
aefc5826
KH		 286572002-01-02 Kazu Hirata <kazu@hxi.com>
28658
28659 * config/h8300/fixunssfsi.c: Update copyright.
28660 Fix comment typos.
28661 Fix formatting.
28662 * config/h8300/h8300.c: Update copyright.
28663 Eliminate warnings.
28664
b1c9bc51
KH		 286652002-01-02 Kazu Hirata <kazu@hxi.com>
28666
28667 * config/romp/romp.c: Fix comment formatting.
28668 * config/romp/romp.h: Likewise.
28669 * config/romp/romp.md: Likewise.
28670 * config/s390/s390.c: Likewise.
28671 * config/stormy16/stormy16.c: Likewise.
28672 * config/stormy16/stormy16.h: Likewise.
28673
1574ef13
AO		 286742002-01-02 Alexandre Oliva <aoliva@redhat.com>
28675
28676 * c-common.h (genrtl_expr_stmt_value): Declare.
28677 * c-semantics.c (genrtl_goto_stmt): Redirect to...
28678 (genrtl_goto_stmt_value): ... this new function. Pass new
28679 argument down to expand_expr_stmt_value, taking
28680 TREE_ADDRESSABLE into account.
28681 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
28682 STMT_EXPR as addressable, i.e., one whose result we want.
28683 * expr.c (expand_expr): Don't save expression statement value
28684 of labeled_blocks or loop_exprs.
28685 * stmt.c (expand_expr_stmt): Redirect to...
28686 (expand_expr_stmt_value): ... this new function. Use new
28687 argument to tell whether to save expression value.
28688 (expand_end_stmt_expr): Reset last_expr_type and
28689 last_expr_value if we don't have either.
28690 * tree-inline.c (declare_return_variable): Mark its use
28691 statement as addressable.
28692 * tree.h: Document new use of TREE_ADDRESSABLE.
28693 (expand_expr_stmt_value): Declare.
28694
252b88f7
TR		 286952002-01-01 Tom Rix <trix@redhat.com>
28696
28697 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
28698 rs6000_emit_allocate_stack.
28699
29f7a208
JM		 287002002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
28701
28702 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
28703 ${srcdir}/ginclude/ to every entry in extra_headers.
28704 * configure: Regenerate.
28705 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
28706 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
28707 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
28708 * ginclude/proto.h: Rename to config/convex/proto.h.
28709
2cc2d4bb
RK		 28710Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
28711
28712 * attribs.c (handle_vector_size_attribute): Use host_integerp
28713 and tree_int_cst; remove warnings.
28714 * caller-save.c (insert_restore): Add cast to get rid of warning.
28715 (insert_save): Likewise.
28716 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
28717 * regmove.c (find_matches): Add temporary var to kill a warning.
28718
f01c9bcd
DR		 287192002-01-01 Douglas B Rupp <rupp@gnat.com>
28720
16b61764
DR		 28721 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
28722 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
28723 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
28724 (vms-dwarf2eh.o): Add Makefile rule.
28725 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
28726 * config/alpha/vms-dwarf2eh.asm: New file.
28727
f01c9bcd
DR		 28728 * gcc.c (delete_if_ordinary): Delete all versions.
28729
91312b81
HPN		 287302002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
28731
28732 * config/mmix/mmix.md: Update FIXME to not mention
28733 define_constants.
28734 (MMIX_rJ_REGNUM): New define_constants constant.
28735 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
28736 "*movdicc_real"): Adjust contraints formatting.
28737 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
28738 for branch prediction.
28739 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
28740 output template.
28741 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
28742 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
28743 number. Delete related FIXMEs.
28744 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
28745 from number to MMIX_rJ_REGNUM.
28746 (TARGET_MASK_BRANCH_PREDICT): New.
28747 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
28748 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
28749 value. Add -mbranch-predict and -mno-branch-predict.
28750 (TARGET_VERSION): Drop date.
28751 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
28752 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
28753 for finding out global symbols.
28754 (mmix_asm_output_labelref): Revert condition for global symbol.
28755 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
28756 (mmix_print_operand_punct_valid_p): A '+' is valid.
28757
619acae7 28758See ChangeLog.6 for earlier changes.
GNU Compiler Collection
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