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mmix.md ("negdf2"): Rewrite.
[gcc.git] / gcc / ChangeLog
CommitLineData
6ee3db61
HPN		 12002-09-20 Hans-Peter Nilsson <hp@bitrange.com>
2
3 * config/mmix/mmix.md ("negdf2"): Rewrite.
4 ("*expanded_negdf2"): New.
5
ff076520
JW		 62002-09-19 Jim Wilson <wilson@redhat.com>
7
8 * combine.c (simplify_set): When optimizing a subreg src with a
9 cc0 dest, use GET_MODE (src) for mask instead of inner_mode.
10
307f767b
DJ		 112002-09-19 Dale Johannesen <dalej@apple.com>
12 * combine.c (make_extraction): Don't create
13 invalid subreg.
14
cc7ab9b7
UW		 152002-09-19 Ulrich Weigand <uweigand@de.ibm.com>
16
17 * config/s390/s390.c (addr_generation_dependency_p): Handle SUBREG
18 and STRICT_LOW_PART within SET_DEST.
19 * config/s390/s390.md ("*extractqi", "*extracthi"): New insns with
20 splitters, replacing pre-reload splitters.
21 ("*zero_extendhisi2_31", "*zero_extendqisi2_31",
22 "*zero_extendqihi2_31"): New insns.
23 ("*zero_extendqihi2_64"): Do not clobber CC.
24
70b76b34
DP		 252002-09-18 Devang Patel <dpatel@apple.com>
26
27 * cp/cp-tree.h: New prototype for walk_vtabls().
28 * cp/decl.c (walk_vtables_r): New function.
29 (struct cp_binding_level): Add new members, namespaces,
30 names_size and vtables.
31 (add_decl_to_level): Add decl in namespaces or vtables
32 chain, if conditions match.
33 (walk_vtables): New function.
34 (walk_namespaces_r): Travers separate namespace chain
35 for namespace decls.
36 (wrapup_globals_for_namespace): Use names_size instead
37 of list_length().
38 * cp/decl2.c (finish_file): Use walk_vtables() instead of
39 walk_globals() to walk vtable decls.
40
b64ddb88
SE		 412002-09-19 Steve Ellcey <sje@cup.hp.com>
42
43 * config/ia64/hpux.h (CTORS_SECTION_ASM_OP): New.
44 (DTORS_SECTION_ASM_OP): Ditto.
45 (READONLY_DATA_SECTION_ASM_OP): Moved.
46 (DATA_SECTION_ASM_OP): New.
47 (SDATA_SECTION_ASM_OP): New.
48 (BSS_SECTION_ASM_OP): New.
49 (SBSS_SECTION_ASM_OP): New.
50 (TEXT_SECTION_ASM_OP): New.
51
9cd10576
KH		 522002-09-19 Kazu Hirata <kazu@cs.umass.edu>
53
54 * config/fp-bit.c: Follow spelling conventions.
55 * config/d30v/d30v.c: Likewise.
56 * config/d30v/d30v.h: Likewise.
57 * config/fr30/fr30.c: Likewise.
58 * config/fr30/fr30.h: Likewise.
59 * config/fr30/fr30.md: Likewise.
60 * config/frv/frv.c: Likewise.
61 * config/frv/frv.h: Likewise.
62 * config/h8300/h8300.c: Likewise.
63 * config/h8300/lib1funcs.asm: Likewise.
64 * config/i370/i370.c: Likewise.
65 * config/i386/i386.h: Likewise.
66 * config/i386/i386.md: Likewise.
67 * config/i386/pentium.md: Likewise.
68 * config/i386/winnt.c: Likewise.
69 * config/i960/i960.c: Likewise.
70 * config/ia64/ia64.h: Likewise.
71 * config/ip2k/ip2k.c: Likewise.
72 * config/ip2k/ip2k.h: Likewise.
73 * config/ip2k/ip2k.md: Likewise.
74 * config/ip2k/libgcc.S: Likewise.
75
fff08fd8
SC		 762002-09-19 Stephen Clarke <stephen.clarke@superh.com>
77
78 * config/sh/sh.h (UNSPEC_GOTOFF_P): Define.
79 (GOTOFF_P): Extend to allow gotoff plus constant.
80
bf3d27e6
RH		 812002-09-18 Richard Henderson <rth@redhat.com>
82
83 * ifcvt.c (noce_process_if_block): Correctly detect X modified
84 with INSN_B before COND_EARLIEST. Don't check A and B for
85 modification in condition range. Reorder INSN_B for A==B properly.
86 (if_convert): Iterate until no matches for a block.
87
1b1f20ca
RH		 882002-09-18 Richard Henderson <rth@redhat.com>
89
90 * calls.c (store_one_arg): Rename default_align to parm_align;
91 always adjust parm_align for downward padding.
92
724838b9
RH		 932002-09-18 Richard Henderson <rth@redhat.com>
94
95 * toplev.c (backend_init): Move init_real_once invocation ...
96 (do_compile): ... here.
97
2c67b7c6
RH		 982002-09-18 Richard Henderson <rth@redhat.com>
99
100 * sibcall.c (optimize_sibling_and_tail_recursive_call): Also remove
101 RTX_UNCHANGING_P markers for successful tail-recursive replacement.
102
15769ca3
RH		 1032002-09-18 Richard Henderson <rth@redhat.com>
104
105 * real.c (round_for_format): Collect sticky as unsigned long, not bool.
106
678b7733
AM		 1072002-09-19 Alan Modra <amodra@bigpond.net.au>
108
109 * config/rs6000/rs6000.md: (floatdisf2): Rename to
110 floatdisf2_internal1.
111 (floatdisf2): New define_expand.
112 (floatdisf2_internal2): Likewise.
113
c402b6bf
RH		 1142002-09-18 Richard Henderson <rth@redhat.com>
115
116 * real.c (sticky_rshift_significand): Collect sticky as
117 unsigned long, not bool.
118
dea09b1b
UW		 1192002-09-18 Ulrich Weigand <uweigand@de.ibm.com>
120
121 * config/s390/s390.c (s390_address_cost): New function.
122 config/s390/s390-protos.h (s390_address_cost): Add prototype.
123 config/s390/s390.h (ADDRESS_COST): Call s390_address_cost.
124 (RTX_COST): Use COSTS_N_INSNS.
125
e4850f36
DR		 1262002-09-18 Douglas Rupp <rupp@gnat.com>
127 Donn Terry <donnte@microsoft.com>
128
129 * stor-layout.c (place_field): Handle alignment of whole
130 structures when MSVC compatible bitfields are involved.
131 Change method of computing location of MS bitfields to
132 be compatible with #pragma pack(n).
133
134 * tree.h (record_layout_info): Add new field
135 remaining_in_alignment.
136
137 * doc/tm.texi: (TARGET_MS_BITFIELD_LAYOUT_P): Update.
138 (pragma pack): Add paragraph on MSVC bitfield packing.
139
872e50d3
RE		 1402002-09-18 Richard Earnshaw (reanrsha@arm.com)
141
142 PR optimization/7967
143 * arm.md (ne_zeroextractsi): Add clobber of the condition code
144 register.
145
5e7a8ee0
KH		 1462002-09-18 Kazu Hirata <kazu@cs.umass.edu>
147
9cd10576 148 * config/s390/s390.c: Follow spelling conventions.
5e7a8ee0
KH		 149 * config/sh/lib1funcs.asm: Likewise.
150 * config/sh/sh.c: Likewise.
151 * config/sh/sh.h: Likewise.
152 * config/sparc/sparc.c: Likewise.
153 * config/sparc/sparc.h: Likewise.
154 * config/sparc/sparc.md: Likewise.
155 * config/stormy16/stormy16.c: Likewise.
156 * config/stormy16/stormy16.h: Likewise.
157 * config/v850/v850.c: Likewise.
158 * config/v850/v850.h: Likewise.
159 * config/vax/vax.c: Likewise.
160 * config/vax/vax.h: Likewise.
161
00a892b8
NC		 1622002-09-18 Nick Clifton <nickc@redhat.com>
163
164 * config/rs60000/rs6000.c (rs6000_emit_move): Handle V1DImode moves.
165 * config/rs60000/rs6000.c (SPE_VECTOR_MODE): Include V1DImode.
166 * config/rs6000/spe.md (movv1di, movv1di_internal): New patterns.
167
bfb53001
ZW		 1682002-09-17 Zack Weinberg <zack@codesourcery.com>
169
170 * ABOUT-GCC-NLS: Remove reference to enquire, and out-of-date
171 statement that the only translation is to en_UK.
172
825dda42
KH		 1732002-09-17 Kazu Hirata <kazu@cs.umass.edu>
174
175 * config/alpha/alpha.c: Follow spelling conventions.
176 * config/alpha/alpha.h: Likewise.
177 * config/alpha/alpha.md: Likewise.
178 * config/arc/arc.h: Likewise.
179 * config/arm/arm.c: Likewise.
180 * config/arm/arm.h: Likewise.
181 * config/arm/arm.md: Likewise.
182 * config/arm/pe.c: Likewise.
183 * config/arm/unknown-elf.h: Likewise.
184 * config/avr/avr.c: Likewise.
185 * config/avr/avr.h: Likewise.
186 * config/c4x/c4x.c: Likewise.
187 * config/cris/cris.c: Likewise.
188 * config/cris/cris.h: Likewise.
189
8e16ab99 1902002-09-17 Samuel Figueroa <figueroa@apple.com>
825dda42 191
8e16ab99
SF		 192 * final.c (final_scan_insn): Use new macro ASM_OUTPUT_ALIGN_WITH_NOP.
193 * config/sparc/sparc.h (ASM_OUTPUT_ALIGN_WITH_NOP) New macro.
194 * doc/tm.texi (ASM_OUTPUT_ALIGN_WITH_NOP) New description.
195
ac19be7e 1962002-09-17 Dale Johannesen <dalej@apple.com>
825dda42 197
ac19be7e
DJ		 198 * cfgcleanup.c (try_forward_edges): Do not forward a
199 branch to just after a loop exit before loop optimization;
200 this interfered with doloop detection.
201
f1acdf8b
NC		 2022002-09-17 Nick Clifton <nickc@redhat.com>
203
204 * config/arm/arm.c (output_return_instruction): Do not
205 writeback the stack pointer when it is being loaded.
206 (arm_output_epilogue): Likewise.
207
24491a09
KH		 2082002-09-17 Kazu Hirata <kazu@cs.umass.edu>
209
210 * optabs.c (prepare_cmp_insn): Let emit_library_call_value
211 generate a pseudo reg that receives the result of a libcall.
212 (prepare_float_lib_cmp): Likewise.
213
e6c247e0
SE		 2142002-09-17 Steve Ellcey <sje@cup.hp.com>
215
216 * config/ia64/elf.h: Remove CPP_PREDEFINES.
217
1074d9d4
NP		 218Tue Sep 17 13:58:04 2002 Nicola Pero <n.pero@mi.flashnet.it>
219
220 Fix PR/7014 and related objc bugs:
221 * c-typeck.c (comp_target_types): Added a reflexive argument.
222 Pass it to ObjC when/if calling objc_comptypes(). Updated all
223 callers to provide the appropriate reflexive argument.
224 * objc/objc-act.c (objc_comptypes): Carefully checked and fixed
225 typechecking for all cases of comparisons and assignments,
226 particularly the obscure and less common ones involving protocols.
227
256e9fd2
NC		 2282002-09-17 Nick Clifton <nickc@redhat.com>
229
230 * machmode.def (V1DImode): New mode. A single element vector.
231 * tree.h (TI_UV1DI_TYPE, TI_V1DI_TYPE): New tree_index enums.
232 (unsigned_V1DI_type_node, V1D1_type_node): New type nodes.
233 * tree.c (build_common_tree_nodes_2): Build
234 unsigned_V1DI_type_node and V1D1_type_node.
235 * c-common.c (c_common_type_for_mode): Return
236 unsigned_V1DI_type_node or V1D1_type_node for V1DImode.
237 * rtl.c (class_narrowest_): Start integer vector nodes with V1DImode.
238
838c4534
NP		 239Tue Sep 17 13:40:13 2002 Nicola Pero <n.pero@mi.flashnet.it>
240
241 * doc/objc.texi (Constant string objects): Extended documentation
242 to make clear that the constant string class ivar layout is
243 completely fixed.
244
07532fad
RS		 2452002-09-17 Roger Sayle <roger@eyesopen.com>
246
247 * cfgrtl.c (flow_delete_block_noexpunge): Delete orphaned
248 NOTE_INSN_LOOP_CONT notes when deleting basic blocks.
249
cb38fd88
RH		 2502002-09-16 Richard Henderson <rth@redhat.com>
251
252 * expr.c (emit_block_move): Set memory block size as appropriate
253 for the copy.
254
bd055118
RH		 2552002-09-16 Richard Henderson <rth@redhat.com>
256
257 PR fortran/3924
258 * sdbout.c (sdbout_symbol): Don't handle offsets from a symbol.
259
8c317c5f
RH		 2602002-09-16 Richard Henderson <rth@redhat.com>
261
262 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust SIZE
263 as well as OFFSET for BITPOS.
264
3780101d
JG		 2652002-09-16 Jeff Garzik <jgarzik@mandrakesoft.com>
266
267 * config.gcc: Treat winchip_c6-*|winchip2-*|c3-* as pentium-mmx.
268 * config/i386/i386.c (processor_alias_table): Add winchip-c6,
269 winchip2 and c3.
270 * doc/invoke.texi: Mention new aliases.
271
9dff28ab
JDA		 2722002-09-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
273
274 * calls.c (store_one_arg): Set default alignment for BLKmode arguments
275 to BITS_PER_UNIT when ARGS_GROW_DOWNWARD and the padding direction is
276 downward.
277 * function.c (pad_below): Always compile.
278 (locate_and_pad_parm): If defined ARGS_GROW_DOWNWARD, pad argument to
279 alignment when it is not in a register or REG_PARM_STACK_SPACE is true.
280 Pad below when the argument is not in a register and the padding
281 direction is downward.
282
283 * pa-64.h (MUST_PASS_IN_STACK): Move define to pa.h.
284 (PAD_VARARGS_DOWN): Define.
285 * pa.c (function_arg_padding): Revise padding directions to make them
286 compatible with the 32 and 64-bit runtime architecture documentation.
287 (hppa_va_arg): Add code to handle variable and size zero arguments
288 passed by reference on TARGET_64BIT. Reformat.
289 (function_arg): Use a PARALLEL for BLKmode and aggregates args on
290 TARGET_64BIT. Use a DImode PARALLEL for BLKmode args 5 to 8 bytes
291 wide when !TARGET_64BIT. Move forward check for mode==VOIDmode.
292 Add comments.
293 * pa.h (MAX_PARM_BOUNDARY): Correct define for TARGET_64BIT.
294 (RETURN_IN_MEMORY): Return size zero types in memory.
295 (FUNCTION_VALUE): Return TFmode in general registers.
296 (MUST_PASS_IN_STACK): Define.
297 (FUNCTION_ARG_BOUNDARY): Simplify.
298 (FUNCTION_ARG_PASS_BY_REFERENCE): Pass variable and zero sized types
299 by reference.
300 (FUNCTION_ARG_CALLEE_COPIES): Define to FUNCTION_ARG_PASS_BY_REFERENCE.
301
94313f35
RH		 3022002-09-16 Richard Henderson <rth@redhat.com>
303
304 * real.c (do_fix_trunc): New.
305 (real_arithmetic): Call it.
306 * simplify-rtx.c (simplify_unary_operation): Handle FIX
307 with a floating-point result mode.
308
1472e41c
RH		 3092002-09-16 Richard Henderson <rth@redhat.com>
310
311 * builtin-types.def (BT_FN_FLOAT_CONST_STRING): New.
312 (BT_FN_DOUBLE_CONST_STRING, BT_FN_LONG_DOUBLE_CONST_STRING): New.
313 * builtins.def (__builtin_nan, __builtin_nanf, __builtin_nanl): New.
314 (__builtin_nans, __builtin_nansf, __builtin_nansl): New.
315 * builtins.c (fold_builtin_nan): New.
316 (fold_builtin): Call it.
317 * real.c (real_nan): Parse a non-empty string.
318 (round_for_format): Fix NaN significand truncation.
319 * real.h (real_nan): Return bool.
320 * doc/extend.texi: Document new builtins.
321
f354b828
JM		 3222002-09-16 Jason Merrill <jason@redhat.com>
323 Danny Smith <dannysmith@users.sourceforge.net>
324
325 * config/i386/winnt.c (ix86_handle_dll_attribute): Set
326 DECL_EXTERN and TREE_PUBLIC for dllimported variables here...
327 (i386_pe_mark_dllimport): Not here.
328
85341ddd
NS		 3292002-09-16 Nathan Sidwell <nathan@codesourcery.com>
330
331 * c-semantics.c (genrtl_do_stmt): Cope with NULL cond.
332
045572c7
GK		 3332002-09-16 Geoffrey Keating <geoffk@redhat.com>
334
335 * config/rs6000/rs6000.c (build_mask64_2_operands): Suppress
336 warnings about unused operands when HOST_BITS_PER_WIDE_INT is
337 < 64.
338 (rs6000_emit_cmove): Use real_isinf not target_isinf.
339
d57551c7
KH		 3402002-09-16 Kazu Hirata <kazu@cs.umass.edu>
341
342 * calls.c (emit_library_call_value_1): Don't refer to
343 hard_libcall_value.
344 * optabs.c (prepare_float_lib_cmp): Likewise.
345
36a5eadd
GK		 3462002-09-16 Geoffrey Keating <geoffk@apple.com>
347
348 * ggc-common.c (ggc_mark_rtx_children_1): Update for changed name
349 mangling.
350
351 The following changes are merged from pch-branch:
352
353 * doc/gty.texi (GTY Options): Document %a.
354 * gengtype.c (do_scalar_typedef): New function.
355 (process_gc_options): Handle `length' option.
356 (set_gc_used_type): A pointer to an array of structures doesn't
357 qualify as a pointer to a structure.
358 (output_escaped_param): Add `%a' escape.
359 (write_gc_structure_fields): Allow 'desc' on array of unions.
360 (main): Define `uint8', `jword' and `JCF_u2' as scalars; use
361 do_scalar_typedef.
362
363 * gengtype.c (enum rtx_code): Make global.
364 (rtx_format): Make global.
365 (rtx_next): New.
366 (gen_rtx_next): New.
367 (write_rtx_next): New.
368 (adjust_field_rtx_def): Skip fields marked by chain_next.
369 (open_base_files): Delete redundant prototype.
370 (write_enum_defn): New.
371 (output_mangled_typename): Correct abort call.
372 (write_gc_marker_routine_for_structure): Handle chain_next and
373 chain_prev options.
374 (finish_root_table): Don't output redundant \n.
375 (main): Call gen_rtx_next, write_rtx_next, write_enum_defn.
376 * c-tree.h (union lang_tree_node): Add chain_next option.
377
378 * gengtype.h (NUM_PARAM): New definition.
379 (struct type): For TYPE_PARAM_STRUCT, allow multiple parameters.
380 * gengtype.c (find_param_structure): New.
381 (adjust_field_type): Handle param<n>_is option.
382 (process_gc_options): Detect use_params option. Update callers.
383 (set_gc_used_type): Add 'param' parameter, update callers. Handle
384 'use_params' option.
385 (open_base_files): Add splay-tree.h to list of files included.
386 (output_mangled_typename): New.
387 (write_gc_structure_fields): Update 'param' parameter to support
388 multiple parameters. Change name mangling. Allow parameterized
389 fields to have an apparent scalar type. Handle param<n>_is options,
390 use_param option.
391 (write_gc_marker_routine_for_structure): Update for change to name
392 mangling. Better guess the output file for parameterized types.
393 (write_gc_types): Update for change to name mangling.
394 (write_gc_root): Update for change to name mangling. Handle (ignore)
395 param<n>_is options.
396 * doc/gty.texi (GTY Options): Add description of param<n>_is
397 options, use_params option.
398 * ggc.h (ggc_mark_rtx): Update for changed name mangling.
399 * gengtype-lex.l: Produce token for param<n>_is.
400 * gengtype-yacc.y: Parse param<n>_is.
401
402 * gengtype.c (adjust_field_tree_exp): Don't name a variable 'rindex'.
403
404 * rtl.c: Update comment describing rtx_format.
405 * rtl.h (union rtunion): Separate definition and typedef.
406 (struct rtx_def): Use gengtype to mark.
407 * Makefile.in (gengtype.o): Also depend on rtl.def.
408 * ggc.h (ggc_mark_rtx_children): Delete prototype.
409 (ggc_mark_rtx): Change to alias of gengtype-generated routine.
410 * ggc-common.c (ggc_mark_rtx_children): Delete.
411 (ggc_mark_rtx_children_1): Delete.
412 (gt_ggc_m_rtx_def): Delete.
413 * gengtype.c (adjust_field_rtx_def): New.
414 (adjust_field_type): Call adjust_field_rtx_def.
415 (write_gc_structure_fields): Add 'default' case to switch if none
416 is specified; remove unused code.
417
418 * tree.h (struct tree_exp): Update for change to meaning
419 of special.
420 * gengtype.c (adjust_field_tree_exp): New function.
421 (adjust_field_type): Handle `tree_exp' special here.
422 (write_gc_structure_fields): Don't handle `tree_exp' special here.
423 Handle new `dot' option.
424
425 * gengtype.h: Make `info' a pointer-to-const.
426 * gengtype-yacc.y (yacc_ids): Use xasprintf.
427
428 * gengtype.c (write_gc_structure_fields): Remove implementation
429 of `always' option, add `default' option.
430 * doc/gty.texi (GTY Options): Remove documentation of `always',
431 add `default'.
432
a7f6d760
HPN		 4332002-09-16 Hans-Peter Nilsson <hp@bitrange.com>
434
435 * output.h: Remove #ifdef RTX_CODE and #ifdef TREE_CODE.
436
245ff137
KG		 4372002-09-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
438
7c3414b6
KG		 439 * m68hc11.md (addhi_sp): Fix uninitialized variable bug.
440
245ff137
KG		 441 * c4x-c.c, c4x.c, darwin.c, i370-c.c, m32r.c: Include tm_p.h
442 instead of the *-protos.h file directly.
443 * t-c4x, t-i370, t-v850: Depend on $(TM_P_H).
444 * darwin.c (machopic_output_stub): Move prototype ...
445 * darwin-protos.h (machopic_output_stub): ... here.
446 * rs6000-protos.h (machopic_output_stub): Don't declare.
447
ac520ec9
RH		 4482002-09-16 Richard Henderson <rth@redhat.com>
449
450 * c-common.c (builtin_define_float_constants): Emit __FOO_DENORM_MIN__.
451
efdc7e19
RH		 4522002-09-16 Richard Henderson <rth@redhat.com>
453
454 * real.c, real.h: Rewrite from scratch.
455
456 * Makefile.in (simplify-rtx.o): Depend on TREE_H.
457 (paranoia): New target.
458 * builtins.c (fold_builtin_inf): Use new real.h interface.
459 * c-common.c (builtin_define_with_hex_fp_value): Likewise.
460 * c-lex.c (interpret_float): Likewise.
461 * emit-rtl.c (gen_lowpart_common): Likewise.
462 * optabs.c (expand_float): Use real_2expN.
463 * config/ia64/ia64.md (divsi3, udivsi3): Likewise.
464 * defaults.h (INTEL_EXTENDED_IEEE_FORMAT): New.
465 (FLOAT_WORDS_BIG_ENDIAN): New.
466 * cse.c (find_comparison_args): Don't pass FLOAT_STORE_FLAG_VALUE
467 directly to REAL_VALUE_NEGATIVE.
468 * loop.c (canonicalize_condition): Likewise.
469 * simplify-rtx.c: Include tree.h.
470 (simplify_unary_operation): Don't handle FIX and UNSIGNED_FIX
471 with floating-point result modes.
472 * toplev.c (backend_init): Call init_real_once.
473
474 * fold-const.c (force_fit_type): Don't call CHECK_FLOAT_VALUE.
475 * tree.c (build_real): Likewise.
476 * config/alpha/alpha.c, config/vax/vax.c (float_strings,
477 float_values, inited_float_values, check_float_value): Remove.
478 * config/alpha/alpha.h, config/m68hc11/m68hc11.h,
479 config/m88k/m88k.h, config/vax/vax.h (CHECK_FLOAT_VALUE): Remove.
480 * doc/tm.texi (CHECK_FLOAT_VALUE): Remove.
481 (VAX_HALFWORD_ORDER): Remove.
482
a41c6c53
UW		 4832002-09-16 Ulrich Weigand <uweigand@de.ibm.com>
484
485 * config/s390/s390.c: (legitimize_la_operand): Remove, replace by ...
486 (s390_load_address): ... this new function.
487 (s390_decompose_address): Allow the argument pointer and all
488 virtual registers as 'pointer' registers.
489 (s390_expand_plus_operand): Use s390_load_address.
490 config/s390/s390.md (movti, movdi, movdf splitters): Likewise.
491 ("force_la_31"): New insn pattern.
492 config/s390/s390-protos.h (legitimize_la_operand): Remove.
493 (s390_load_address): Add prototype.
494
495 * config/s390/s390.c: Include "optabs.h".
496 (s390_expand_movstr, s390_expand_clrstr, s390_expand_cmpstr): New.
497 config/s390/s390-protos.h (s390_expand_movstr, s390_expand_clrstr,
498 s390_expand_cmpstr): Add prototypes.
499 config/s390/s390.md ("movstrdi", "movstrsi"): Call s390_expand_movstr.
500 ("movstrdi_short"): Rename to "movstr_short_64". Change predicates
501 for operands 0 and 1 to "memory_operand". Add type attribute.
502 ("movstrsi_short"): Rename to "movstr_short_31". Change predicates
503 for operands 0 and 1 to "memory_operand". Add type attribute.
504 ("movstrdi_long", "movstrsi_long"): Remove.
505 ("movstrdi_64"): Rename to "movstr_long_64". Add type attribute.
506 ("movstrsi_31"): Rename to "movstr_long_31". Add type attribute.
507 ("clrstrdi", "clrstrsi"): Call s390_expand_clrstr.
508 ("clrstrsico"): Remove, replace by ...
509 ("clrstr_short_64", "clrstr_short_31"): ... these new patterns.
510 ("clrstrsi_64"): Rename to "clrstr_long_64".
511 ("clrstrsi_31"): Rename to "clrstr_long_31".
512 ("cmpstrdi", "cmpstrsi"): Call s390_expand_cmpstr.
513 ("cmpstr_const"): Remove, replace by ...
514 ("cmpstr_short_64", "cmpstr_short_31"): ... these new patterns.
515 ("cmpstr_64"): Rename to "cmpstr_long_64".
516 ("cmpstr_31"): Rename to "cmpstr_long_31".
517
8d9afc4e
KH		 5182002-09-16 Kazu Hirata <kazu@cs.umass.edu>
519
520 * ABOUT-NLS: Follow spelling conventions.
521 * ChangeLog: Likewise.
522 * ChangeLog.1: Likewise.
523 * ChangeLog.2: Likewise.
524 * ChangeLog.3: Likewise.
525 * ChangeLog.4: Likewise.
526 * ChangeLog.5: Likewise.
527 * ChangeLog.6: Likewise.
528 * FSFChangeLog.10: Likewise.
529 * FSFChangeLog.11: Likewise.
530 * c-common.c: Likewise.
531 * c-lex.c: Likewise.
532 * c-objc-common.c: Likewise.
533 * cppexp.c: Likewise.
534 * cppinit.c: Likewise.
535 * cpplex.c: Likewise.
536 * doloop.c: Likewise.
537 * flow.c: Likewise.
538 * function.c: Likewise.
539 * integrate.c: Likewise.
540 * loop.c: Likewise.
541 * reg-stack.c: Likewise.
542 * reload.h: Likewise.
543 * ssa.c: Likewise.
544
981f6289
KH		 5452002-09-15 Kazu Hirata <kazu@cs.umass.edu>
546
547 * ChangeLog: Follow spelling conventions.
548 * ChangeLog.0: Likewise.
549 * ChangeLog.1: Likewise.
550 * ChangeLog.2: Likewise.
551 * ChangeLog.4: Likewise.
552 * ChangeLog.6: Likewise.
553 * config.gcc: Likewise.
554 * dwarfout.c: Likewise.
555 * reload1.c: Likewise.
556 * simplify-rtx.c: Likewise.
557 * unwind-sjlj.c: Likewise.
558 * config/avr/avr.h: Likewise.
559 * config/d30v/d30v.h: Likewise.
560 * config/frv/frv.c: Likewise.
561 * config/frv/frv.h: Likewise.
562 * config/ip2k/ip2k.h: Likewise.
563 * config/m88k/m88k-move.sh: Likewise.
564 * config/stormy16/stormy16.c: Likewise.
565 * config/stormy16/stormy16.h: Likewise.
566 * doc/extend.texi: Likewise.
567 * doc/interface.texi: Likewise.
568 * doc/invoke.texi: Likewise.
569 * doc/md.texi: Likewise.
570 * doc/rtl.texi: Likewise.
571 * doc/tm.texi: Likewise.
572 * doc/trouble.texi: Likewise.
573 * ginclude/float.h: Likewise.
574 * treelang/treelang.texi: Likewise.
575
8764eef7
KG		 5762002-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
577
bb6155b5
KG		 578 * i386-protos.h (i386_pe_dllexport_name_p,
579 i386_pe_dllimport_name_p, i386_pe_unique_section,
580 i386_pe_declare_function_type, i386_pe_record_external_function,
581 i386_pe_record_exported_symbol, i386_pe_asm_file_end): Add
582 prototype.
583 * i386/t-cygwin (winnt.o): Depend on $(TM_P_H).
584 * i386/t-interix (winnt.o): Likewise.
585
8764eef7
KG		 586 * v850-protos.h (v850_output_addr_const_extra): Prototype.
587
a24f7c1a
JT		 5882002-09-15 Jason Thorpe <thorpej@wasabisystems.com>
589
590 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Add
591 MIPS ABI CPP macros.
592 (TARGET_CPU_CPP_BUILTINS): Redefine.
593 (SUBTARGET_EXTRA_SPECS): Remove subtarget_endian_default.
594 (SUBTARGET_ENDIAN_DEFAULT_SPEC): Remove.
595
bd25febf
KG		 5962002-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
597
598 * ia64/aix.h (TARGET_OS_CPP_BUILTINS): Fix typo.
599
05713b80
KH		 6002002-09-15 Kazu Hirata <kazu@cs.umass.edu>
601
602 * ChangeLog: Follow spelling conventions.
603 * ChangeLog.0: Likewise.
604 * ChangeLog.1: Likewise.
605 * ChangeLog.2: Likewise.
606 * ChangeLog.3: Likewise.
607 * ChangeLog.4: Likewise.
608 * ChangeLog.5: Likewise.
609 * ChangeLog.6: Likewise.
610 * FSFChangeLog.10: Likewise.
611 * FSFChangeLog.11: Likewise.
612 * c-common.c: Likewise.
613 * c-common.h: Likewise.
614 * c-format.c: Likewise.
615 * c-opts.c: Likewise.
616 * cpplib.c: Likewise.
617 * langhooks.h: Likewise.
618 * real.c: Likewise.
619 * reg-stack.c: Likewise.
620 * toplev.c: Likewise.
621 * config/arm/arm.c: Likewise.
622 * config/arm/arm.md: Likewise.
623 * config/arm/linux-gas.h: Likewise.
624 * config/arm/netbsd.h: Likewise.
625 * config/c4x/c4x.c: Likewise.
626 * config/c4x/c4x.h: Likewise.
627 * config/c4x/c4x.md: Likewise.
628 * config/c4x/libgcc.S: Likewise.
629 * config/fr30/fr30.md: Likewise.
630 * config/frv/frv.md: Likewise.
631 * config/ia64/ia64.md: Likewise.
632 * config/mips/mips.h: Likewise.
633 * config/mn10300/mn10300.c: Likewise.
634 * config/stormy16/stormy16.c: Likewise.
635 * config/v850/v850.md: Likewise.
636 * doc/extend.texi: Likewise.
637 * doc/invoke.texi: Likewise.
638 * doc/md.texi: Likewise.
639
b0c2b2f9
JT		 6402002-09-15 Jason Thorpe <thorpej@wasabisystems.com>
641
642 * config/netbsd.h (LIB_SPEC): Include the appropriate pthread
643 library if -pthread is specified.
644
a0494c05
JT		 6452002-09-15 Jason Thorpe <thorpej@wasabisystems.com>
646
647 * config.gcc (*-*-netbsd*): Set thread_file to 'posix'
648 for --enable-threads=yes and --enable-threads=posix.
649
56149abc
KH		 6502002-09-15 Kazu Hirata <kazu@cs.umass.edu>
651
652 * config/sparc/cypress.md: Replace Sparc with SPARC.
653 * config/sparc/freebsd.h: Likewise.
654 * config/sparc/gmon-sol2.c: Likewise.
655 * config/sparc/hypersparc.md: Likewise.
656 * config/sparc/lb1spc.asm: Likewise.
657 * config/sparc/lb1spl.asm: Likewise.
658 * config/sparc/linux.h: Likewise.
659 * config/sparc/linux64.h: Likewise.
660 * config/sparc/lynx.h: Likewise.
661 * config/sparc/sol2.h: Likewise.
662 * config/sparc/sparc-modes.def: Likewise.
663 * config/sparc/sparc.c: Likewise.
664 * config/sparc/sparc.h: Likewise.
665 * config/sparc/sparc.md: Likewise.
666 * config/sparc/sparclet.md: Likewise.
667 * config/sparc/supersparc.md: Likewise.
668 * config/sparc/sysv4.h: Likewise.
669 * config/sparc/vxsim.h: Likewise.
670 * config/sparc/vxsparc64.h: Likewise.
671
3eaf7a3c
MM		 6722002-09-14 Marek Michalkiewicz <marekm@amelek.gda.pl>
673
674 * config/avr/avr.c (output.h): Move after inclusion of tree.h.
675
4912a07c
KH		 6762002-09-14 Kazu Hirata <kazu@cs.umass.edu>
677
678 * ChangeLog: Follow spelling conventions.
679 * ChangeLog.0: Likewise.
680 * ChangeLog.2: Likewise.
681 * ChangeLog.3: Likewise.
682 * ChangeLog.4: Likewise.
683 * ChangeLog.5: Likewise.
684 * ChangeLog.6: Likewise.
685 * cppfiles.c: Likewise.
686 * cppinit.c: Likewise.
687 * cpplib.h: Likewise.
688 * cse.c: Likewise.
689 * debug.h: Likewise.
690 * df.c: Likewise.
691 * dominance.c: Likewise.
692 * hashtable.c: Likewise.
693 * hashtable.h: Likewise.
694 * loop.c: Likewise.
695 * config/arm/README-interworking: Likewise.
696 * config/arm/arm.c: Likewise.
697 * config/arm/arm.h: Likewise.
698 * config/arm/arm.md: Likewise.
699 * config/dsp16xx/dsp16xx.h: Likewise.
700 * config/frv/frv.c: Likewise.
701 * config/frv/frv.h: Likewise.
702 * config/ip2k/ip2k.h: Likewise.
703 * config/rs6000/rs6000.c: Likewise.
704 * config/stormy16/stormy-abi: Likewise.
705 * config/stormy16/stormy16.h: Likewise.
706 * config/v850/v850.c: Likewise.
707
3dc60fc7
KH		 7082002-09-14 Kazu Hirata <kazu@cs.umass.edu>
709
710 * loop.c: Fix a comment typo.
711
a920aefe
KH		 7122002-09-14 Kazu Hirata <kazu@cs.umass.edu>
713
714 * config/fr30/fr30.h: Fix comment typos.
715 * config/frv/frv.c: Likewise.
716 * config/i386/xmmintrin.h: Likewise.
717 * config/mips/mips.c: Likewise.
718 * config/sh/sh.c: Likewise.
719
88cad84b
KH		 7202002-09-14 Kazu Hirata <kazu@cs.umass.edu>
721
722 * haifa-sched.c: Follow spelling conventions.
723 * regclass.c: Likewise.
724 * regrename.c: Likewise.
725 * config/fp-bit.c: Likewise.
726 * config/frv/frv.h: Likewise.
727 * config/m88k/m88k.c: Likewise.
728 * config/mcore/mcore.c: Likewise.
729 * config/rs6000/darwin.h: Likewise.
730 * config/rs6000/gnu.h: Likewise.
731 * config/rs6000/linux.h: Likewise.
732 * config/rs6000/linux64.h: Likewise.
733 * config/rs6000/rs6000.c: Likewise.
734 * config/rs6000/rs6000.h: Likewise.
735 * config/sh/sh.c: Likewise.
736 * config/sparc/sparc.c: Likewise.
737 * config/sparc/ultra1_2.md: Likewise.
738
f197f1cf
SC		 7392002-09-14 Stephane Carrez <stcarrez@nerim.fr>
740
741 * config/m68hc11/m68hc11.md ("movdi_internal"): Allow any offsetable
742 memory operand when source is 0 (K constraint).
743 ("movsi_internal"): Likewise.
744 ("movdf_internal"): Likewise.
745 ("movsf_internal"): Likewise.
746
b629ba0c
AM		 7472002-09-14 Alan Modra <amodra@bigpond.net.au>
748
749 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Use
750 targetm.binds_local_p to set SYMBOL_REF_FLAG.
751 (rs6000_xcoff_encode_section_info): Likewise.
752 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
753
2e485129
TR		 7542002-09-10 Theodore A. Roth <troth@verinet.com>
755
756 * gcc/config/avr/avr.h: Set default options for C++ for avr.
757
907aee69
RH		 7582002-09-13 Richard Henderson <rth@redhat.com>
759
760 * Makefile.in (toplev.o): Depend on real.h.
761 (print-rtl.o, varasm.o, ifcvt.o): Likewise.
762
374b0b7d
AM		 7632002-09-14 Alan Modra <amodra@bigpond.net.au>
764
765 * doc/tm.texi (DBX_OUTPUT_NFUN): Describe.
766 * dbxout.c (dbxout_function_end): Use DBX_OUTPUT_NFUN.
767 * config/rs6000/linux64.h (DBX_OUTPUT_NFUN): Define.
768
690eed2c
NS		 7692002-09-13 Nathan Sidwell <nathan@codesourcery.com>
770
771 * ggc-common.c (ggc_mark_roots): Don't iterate NULL hash tables.
772
32b4f6f4
SE		 7732002-09-13 Steve Ellcey <sje@cup.hp.com>
774
775 * config.gcc (ia64*-*-aix*, ia64*-*-elf*, ia64*-*-freebsd*,
776 ia64*-*-linux*): Set extra_parts.
777 * config/ia64/t-aix (EXTRA_PARTS): Remove.
778 * config/ia64/t-ia64 (EXTRA_PARTS): Remove.
779
3db11b5c
KH		 7802002-09-13 Kazu Hirata <kazu@cs.umass.edu>
781
782 * config/h8300/fixunssfsi.c: Replace H8/S with H8S.
783 * config/h8300/h8300.c: Likewise.
784 * config/h8300/h8300.h: Likewise.
785 * config/h8300/h8300.md: Likewise.
786 * doc/invoke.texi: Likewise.
787
b6894857
KH		 7882002-09-13 Kazu Hirata <kazu@cs.umass.edu>
789
790 * config/h8300/h8300.c (h8300_init_once): Fix formatting.
791
6c6e776d 7922002-09-13 Matt Austern <austern@apple.com>
b6894857 793
6c6e776d
MA		 794 * cp/cp-tree.h, cp/tree.c: New function non_cast_lvalue_p.
795 * cp/call.c: Change call-by-const-reference mechanism to use
796 non_cast_lvalue_p when deciding whether the create a temporary.
797 We need a temporary when passing, e.g. (long) x by const ref.
798 * testsuite/g++.dg/other/constref[12].C: New, regression tests for
799 passing a cast expression to a function by const reference.
800
d5909a79
RH		 8012002-09-13 Richard Henderson <rth@redhat.com>
802
803 * config/alpha/alpha.md (attr type): Add callpal.
804 (imb, trap, load_tp, set_tp): Use it.
805 * config/alpha/ev4.md (ev4_callpal): New.
806 * config/alpha/ev5.md (ev5_callpal): New.
807 * config/alpha/ev6.md (ev6_ibr): Handle callpal.
808 * config/alpha/alpha.c (alphaev4_insn_pipe): Handle TYPE_CALLPAL.
809 (alphaev5_insn_pipe): Likewise.
810
e0073fa8
AJ		 8112002-09-13 Andreas Jaeger <aj@suse.de>
812
813 * Makefile.in (print-rtl.o): Depend on CONFIG_H.
814
1f298625
SE		 8152002-09-13 Steve Ellcey <sje@cup.hp.com>
816
817 * config/ia64/t-hpux (LIBGCC1_TEST, STMP_FIXPROTO,
818 LIB2ADDEH): New, set to NULL.
819 (SHLIB_EXT, SHLIB_LINK, SHLIB_INSTALL, SHLIB_MKMAP): New.
820
1a7e1470
SE		 8212002-09-13 Steve Ellcey <sje@cup.hp.com>
822
823 * config/ia64/quadlib.c (_U_Qfcmp): Make extern.
824 (_U_Qfcnvfxt_quad_to_sgl): Remove declaration.
825 (_U_Qfeq, _U_Qfne, _U_Qfgt, _U_Qfge, U_Qflt, U_Qfle, _U_Qfcomp):
826 Add declarations.
827 (_U_Qfneg): Remove.
828
d56c04ce
DD		 8292002-09-13 Dhananjay Deshpande <dhananjayd@kpit.com>
830
831 * config/h8300/h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): Add support
8d9afc4e
KH		 832 for H8/300, H8S aa:8 mode.
833 (TINY_CONSTANT_ADDRESS_P): Add support for H8S aa:16 mode.
d56c04ce
DD		 834 * config/h8300/h8300.c (h8300_adjust_insn_length): Adjust length
835 for H8/300 aa:8 mode.
836
4456530d
HP		 8372002-09-13 Hartmut Penner <hpenner@de.ibm.com>
838
839 * config/s390/s390.md ("trap", "conditional_trap", "*trap"): New
840 insns.
841
4d2d910c
RH		 8422002-09-12 Richard Henderson <rth@redhat.com>
843
844 * Makefile.in (HOST_PRINT): Use print-rtl1.o
845 (print-rtl.o): Don't define GENERATOR_FILE.
846 (print-rtl1.o): Rename from $(BUILD_PREFIX_1)print-rtl.o.
847 * print-rtl.c (print_rtx): Include CONST_DOUBLE fp decimal output
848 unless GENERATOR_FILE.
849
7606e68f
SS		 8502002-09-12 Stan Shebs <shebs@apple.com>
851
6ab9a3f4
SS		 852 * config/darwin.h (USER_LABEL_PREFIX): Define here...
853 * config/i386/darwin.h: ... instead of here.
854
7606e68f
SS		 855 * target.h (struct gcc_target): New field
856 terminate_dw2_eh_frame_info.
857 * target-def.h (TARGET_TERMINATE_DW2_EH_FRAME_INFO): Define.
858 (TARGET_INITIALIZER): Add it.
859 * dwarf2out.c (output_call_frame_info): Use target hook.
860 * dwarf2asm.c (dw2_asm_output_delta): Use macro
861 ASM_OUTPUT_DWARF_DELTA if defined.
862 * doc/tm.texi (TARGET_TERMINATE_DW2_EH_FRAME_INFO): Document.
863 (ASM_OUTPUT_DWARF_DELTA): Ditto.
864 (ASM_OUTPUT_DWARF_OFFSET): Ditto.
865 (ASM_OUTPUT_DWARF_PCREL): Ditto.
866 * config.gcc (i[34567]86-*-darwin*): Define extra_parts.
867 (powerpc-*-darwin*): Ditto.
868 * crtstuff.c [OBJECT_FORMAT_MACHO]: Update the Mach-O bits
869 to work correctly for Darwin.
870 * config/darwin.h (OBJECT_FORMAT_MACHO): Define.
871 (STARTFILE_SPEC): Add crtbegin.o.
872 (ENDFILE_SPEC): Define.
873 (EXTRA_SECTION_FUNCTIONS): Put gcc_except_tab in data segment.
874 (ASM_PREFERRED_EH_DATA_FORMAT): Handle more cases.
875 (ASM_OUTPUT_DWARF_DELTA): Define.
876 (TARGET_TERMINATE_DW2_EH_FRAME_INFO): Define.
877 * config/darwin.c (darwin_asm_output_dwarf_delta): New function.
878
20b71b17
AM		 8792002-09-13 Alan Modra <amodra@bigpond.net.au>
880
881 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Remove "if"
882 nesting. Correct test for non-PowerPC64 ELF ABI_AIX.
883 * config/rs6000/rs6000.md (load_toc_v4_PIC*): Disable when ABI_AIX.
884
d48fd218
ZW		 8852002-09-12 Zack Weinberg <zack@codesourcery.com>
886
887 * toplev.c: Move default definition of USER_LABEL_PREFIX...
888 * defaults.h: ... here.
889
92bc3c1a
RH		 8902002-09-12 Richard Henderson <rth@redhat.com>
891
892 * vax.c: Include tree.h earlier.
893
3f64e543
SS		 8942002-09-12 Stan Shebs <shebs@apple.com>
895
896 * config/darwin.c (machopic_finish): Remove #if 0 chunks.
897 (machopic_operand_p): Ditto.
898
52bd31bb
KH		 8992002-09-12 Kazu Hirata <kazu@cs.umass.edu>
900
901 * config/arm/arm.c (arm_compute_initial_elimination_offset):
902 Fix a comment typo.
903
387c9294
KH		 9042002-09-12 Kazu Hirata <kazu@cs.umass.edu>
905
906 * toplev.c (do_abort): Fix a comment typo.
907
e34bb004
KH		 9082002-09-12 Kazu Hirata <kazu@cs.umass.edu>
909
910 * cselib.c: Fix comment formatting.
911 * gengtype.c: Likewise.
912
d0029ebd
KH		 9132002-09-12 Kazu Hirata <kazu@cs.umass.edu>
914
915 * config/h8300/h8300.md (udivmodqi4): Do not use an expander.
916 (udivmodhi4): Likewise.
917
c3c637e3 9182002-09-12 Graham Stott <graham.stott@btinternet.com>
d48fd218 919 Roger Sayle <roger@eyesopen.com>
c3c637e3
GS		 920
921 * i386.c (any_fp_register_operand, fp_register_operand,
922 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand):
923 New predicate functions.
924 * i386-protos.h: Add their prototypes.
925 * i386.h: Add them to PREDICATE_CODES.
926 * i386.md ("*pushsf_rex64"+2, "*pushsf_rex64"+3, "*pushdf_integer"+1,
927 "*pushdf_integer"+2, "*pushtf_integer"+1, "*pushtf_integer"+2,
928 "*pushtf_integer"+3, "*pushtf_integer"+4, "*dummy_extendsfdf2"+1,
929 "*dummy_extendsfdf2"+2, "*dummy_extendsfxf2"+1,
930 "*dummy_extendsftf2"+1, "*dummy_extendsftf2"+2,
931 "*dummy_extenddfxf2"+1, "*dummy_extenddftf2"+1,
932 "*dummy_extenddftf2"+2, "*negsf2_if"+1, "*negsf2_if"+2,
933 "*negdf2_if_rex64"+1, "*negdf2_if_rex64"+2, "*negxf2_if"+1,
934 "*negxf2_if"+2, "*negtf2_if"+1, "*negtf2_if"+2, "*abssf2_if"+1,
935 "*abssf2_if"+2, "*absdf2_if_rex64"+1, "*absdf2_if_rex64"+2,
936 "*absxf2_if"+1, "*absxf2_if"+2, "*abstf2_if"+1, "*abstf2_if"+2):
937 Use these new predicates to simplify and correct the use of
938 FP_REG_P, ANY_FP_REG_P, FP_REGNO_P and any ANY_FP_REGNO_P.
939
db4c55f6
JM		 9402002-09-12 Jason Merrill <jason@redhat.com>
941
236a2ac8
JM		 942 * diagnostic.c (output_add_identifier): New fn.
943 * diagnostic.h: Declare it.
944
db4c55f6
JM		 945 * calls.c (store_one_arg): Use size_in_bytes to determine the
946 amount of space to push.
947
13c0bc20
JJ		 9482002-09-12 Jakub Jelinek <jakub@redhat.com>
949
950 * config/sparc/linux64.h (STARTFILE_SPEC32): Fix a typo.
951
0a3bdf9d
UW		 9522002-09-12 Ulrich Weigand <uweigand@de.ibm.com>
953
954 * config/s390/s390-modes.def (CCAPmode, CCANmode): New CC modes.
955 * config/s390/s390.c (s390_match_ccmode_set): Support new CC modes.
956 (s390_select_ccmode): Likewise.
957 (s390_branch_condition_mask): Likewise.
958 (optimization_options): Do not set flag_branch_on_count.
959 (s390_split_branches): Handle doloop branches.
960 (s390_chunkify_pool): Likewise.
961 * config/s390/s390.md ("*adddi3_imm_cc", "*addsi3_imm_cc"): New insns.
962 ("doloop_end"): New expander.
963 ("doolop_si", "*doloop_si_long", "doloop_di", "*doloop_di_long",
964 associated splitters): New.
965
4f968d93
HP		 9662002-09-11 Hartmut Penner <hpenner@de.ibm.com>
967
968 * fold-const.c (make_range): Only narrow to signed range if
969 the signed range is smaller than the unsigned range.
970
35aff10b
AM		 9712002-09-12 Alan Modra <amodra@bigpond.net.au>
972
973 * emit-rtl.c (set_mem_size): New function.
974 * expr.h (set_mem_size): Declare.
975 * config/rs6000/rs6000.c (expand_block_move_mem): Exterminate.
976 (expand_block_move): Instead, use adjust_address and
977 replace_equiv_address to generate proper aliasing info.
978 Move common code out of conditionals. Localize vars.
979
874f6a6d 9802002-09-09 Eric Botcazou ebotcazou@libertysurf.fr
d48fd218 981
874f6a6d
EB		 982 * optabs.c (expand_binop): Minor cleanup.
983 (expand_twoval_binop): Convert CONST_INTs like in expand_binop.
984
d1df930b
DN		 9852002-09-11 Dan Nicolaescu <dann@ics.uci.edu>
986
987 * print-tree.c (print_node): Print the restrict qualifier.
988
9026a957
JJ		 9892002-09-11 Janis Johnson <janis187@us.ibm.com>
990
991 * doc/install.texi: Fix typos.
992
3fd9d606
ZW		 9932002-09-11 Zack Weinberg <zack@codesourcery.com>
994
995 * Makefile.in: Remove all references to s-under and underscore.c.
996 * collect2.c, tlink.c: Change all uses of prepends_underscore
997 to look directly at USER_LABEL_PREFIX.
998
5b5198f7
DE		 9992002-09-11 David Edelsohn <edelsohn@gnu.org>
1000
1001 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Append
1002 alignment to csect.
1003 (rs6000_xcoff_unique_section): Only set section name for public
1004 data.
1005 (rs6000_xcoff_section_type_flags): Store log2 alignment in flags.
1006 * config/rs6000/xcoff.h (TARGET_ASM_SELECT_SECTION): Remove
1007 duplicate definition.
1008
77de9af2
JDA		 10092002-09-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
1010
1011 * pa.md (extzv): Check predicates before emitting extzv_32.
1012 (insv): Likewise.
1013
33b679d1
UW		 10142002-09-10 Ulrich Weigand <uweigand@de.ibm.com>
1015
1016 * config/s390/s390.h (MOVE_MAX): Define to correct value.
1017 (MAX_MOVE_MAX): Define.
1018 (MOVE_BY_PIECES_P): Define.
1019 (CLEAR_BY_PIECES_P): Define.
1020
bfae8040
DC		 10212002-09-10 Denis Chertykov <denisc@overta.ru>
1022
1023 * config/avr/avr.md (movstrhi): Use right operands for conversion.
1024
7730c3ff
RE		 10252002-09-10 Richard Earnshaw <rearnsha@arm.com>
1026
1027 PR c/7873
1028 * arm.md (insv): Use reg_or_int_operand for operand[3].
1029
5add3202
DE		 10302002-09-10 David Edelsohn <edelsohn@gnu.org>
1031
1032 * rs6000.c (rs6000_assemble_visibility): Protect declaration
1033 inside macro. Correct function definition typo.
1034 (rs6000_xcoff_section_type_flags): New function.
1035 (TARGET_SECTION_TYPE_FLAGS): Remove definition.
1036 (rs6000_elf_section_type_flags): Call default_section_type_flags_1
1037 with appropriate PIC test.
1038 (rs6000_xcoff_select_section): Use decl_readonly_section_1 to
1039 determine readonly.
1040 (rs6000_binds_local_p): Combine PIC flags.
1041 * sysv4.h (TARGET_SECTION_TYPE_FLAGS): Define.
1042 * xcoff.h (TARGET_SECTION_TYPE_FLAGS): Define.
1043
90389422
PB		 10442002-09-09 Per Bothner <per@bothner.com>
1045
1046 * print-tree.c (print_node): In a STRING_CST, escape non-ascii
1047 characters, and only print TREE_STRING_LENGTH chars.
1048
686f3bf0
SE		 10492002-09-09 Steve Ellcey <sje@cup.hp.com>
1050
1051 * config/ia64/hpux.h (TARGET_HPUX_LD): New, define true.
1052 (ASM_FILE_END) New.
1053 * config/ia64/ia64.h (TARGET_HPUX_LD): New, define false.
1054 * config/ia64/ia64-protos.h (ia64_hpux_asm_file_end): New.
1055 * config/ia64/ia64.c (ia64_asm_output_external): Create list
1056 of external functions if TARGET_HPUX_LD is true.
1057 (ia64_hpux_add_extern_decl): New, routine to put names on
1058 list of external functions.
1059 (ia64_hpux_asm_file_end): Put out declarations for external
1060 functions if and only if they are used.
1061
0c263f4e
JDA		 10622002-09-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1063
1064 * pa.md (exception_receiver, builtin_setjmp_receiver): Add blockage
1065 on TARGET_64BIT before pic register restore.
1066
e2a6476e
DE		 10672002-09-09 David Edelsohn <edelsohn@gnu.org>
1068
1069 * doc/tm.texi (TARGET_HAVE_SRODATA_SECTION): New description.
1070 (TARGET_HAVE_TLS): New description.
1071
b73b1546
JJ		 10722002-09-09 Janis Johnson <janis187@us.ibm.com>
1073
1074 * doc/extend.texi (Statement Exprs): Fix broken link.
1075
a9738643
DC		 10762002-09-09 Denis Chertykov <denisc@overta.ru>
1077
1078 * config/avr/avr.md (movstrhi, clrstrhi): Use gen_int_mode for
1079 right conversion of operands[1].
1080
05b9aaaa
UW		 10812002-09-09 Ulrich Weigand <uweigand@de.ibm.com>
1082
1083 * config/s390/s390.md ("*tmdi_reg", "*tmsi_reg"): Do not mark as
1084 commutative. Use "nonimmediate_operand" instead of "register_operand"
1085 as predicate for operand 0. Move to after the "*tmXX_mem" insns.
1086
1087 ("*tmdi_mem", "*tmsi_mem", "*tmhi_mem", "*tmqi_mem"): Do not mark
1088 as commutative.
1089
1090 ("*anddi3_ni", "*andsi3_ni", "*iordi3_ni", "*iorsi3_ni"): Do not
1091 mark as commutative. Use "nonimmediate_operand" instead of
1092 "register_operand" as predicate for operand 1.
1093
1094 ("movstrictsi"): Fix typo in insn name.
1095
7ec70495
JH		 10962002-09-09 Jan Hubicka <jh@suse.cz>
1097
1098 * i386.c (index_register_operand): New.
1099 * i386.h (predicate_codes): Add new predicate.
1100 * i386.md (lea_general_*): Use index_regsiter_operand
1101 (ashift to lea splitter): Do not produce invalid leas
1102 (ashift to mov+ashift split): New.
1103
b2fc915b
NC		 11042002-09-09 Nick Clifton <nickc@redhat.com>
1105
1106 * config/fr30/fr30.c (output.h): Move after inclusion of tree.h.
1107 Fix folding marks.
1108
0b0ad147 11092002-09-09 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
d48fd218 1110 J"orn Rennecke <joern.rennecke@superh.com>
0b0ad147
TM		 1111
1112 * sh/sh.h (OVERRIDE_OPTIONS): align_functions is in bytes, not bits.
1113
2bcc50d0
AM		 11142002-09-09 Alan Modra <amodra@bigpond.net.au>
1115
1116 * config/rs6000/rs6000.c (rs6000_binds_local_p): Return bool.
1117 (function_ok_for_sibcall): Use binds_local_p. Respect longcall
1118 attributes.
1119
c1b4f089
KG		 11202002-09-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1121
1122 * fr30.c (fr30_print_operand): Fix bug in output of CONST_DOUBLE.
1123
b9203463
RH		 11242002-09-08 Richard Henderson <rth@redhat.com>
1125
1126 * dwarf2.h (DW_OP_call_ref): Rename from DW_OP_calli.
1127 (DW_OP_GNU_push_tls_address): New.
1128 (DW_OP_lo_user): Fix.
1129 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): New.
1130 (dwarf_stack_op_name): Handle it, plus other dwarf3 opcodes.
1131 (size_of_loc_descr): Likewise.
1132 (output_loc_operands): Handle INTERNAL_DW_OP_tls_addr.
1133 (add_AT_location_description): Take a dw_loc_descr_ref not an rtx.
1134 (loc_descriptor_from_tree): Handle TLS variables.
1135 (rtl_for_decl_location): Do avoid_constant_pool_reference here ...
1136 (add_location_or_const_value_attribute): ... not here. Defer
1137 to loc_descriptor_from_tree for TLS variables.
1138
1139 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): New.
1140 * config/i386/i386.c (i386_output_dwarf_dtprel): New.
1141 * config/i386/i386-protos.h: Update.
1142
7df98878
RS		 11432002-09-08 Roger Sayle <roger@eyesopen.com>
1144
1145 PR optimization/6405
1146 * unroll.c (loop_iterations): last_loop_insn should be the previous
1147 non-note instruction before loop->end.
1148 * loop.c (strength_reduce): The conditional jump is the last
1149 non-note instruction before loop->end (as above).
1150
f40f4c8e
RS		 11512002-09-08 Roger Sayle <roger@eyesopen.com>
1152
1153 * combine.c (try_combine): Handle the case that undobuf.other_insn
1154 has been turned into a return or unconditional jump, by inserting
1155 a BARRIER if necessary.
1156 (simplify_set): Test if a condition code setter has a constant
1157 comparison at compile time, if so convert this insn to a no-op move
1158 and update/simplify the condition code user (undobuf.other_insn).
1159
e2f97e26
KW		 11602002-09-08 Krister Walfridsson <cato@df.lth.se>
1161
1162 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Redefine.
1163 (CLEAR_INSN_CACHE): Define.
1164
4b7e68e7
KH		 11652002-09-08 Kazu Hirata <kazu@cs.umass.edu>
1166
1167 * basic-block.h: Fix comment formatting.
1168 * c-common.c: Likewise.
1169 * c-common.h: Likewise.
1170 * c-lex.c: Likewise.
1171 * c-pretty-print.c: Likewise.
1172 * cfglayout.c: Likewise.
1173 * cfgloop.c: Likewise.
1174 * defaults.h: Likewise.
1175 * et-forest.c: Likewise.
1176 * explow.c: Likewise.
1177 * function.h: Likewise.
1178 * gcov.c: Likewise.
1179 * genattrtab.c: Likewise.
1180 * gengtype.c: Likewise.
1181 * ifcvt.c: Likewise.
1182 * libgcc2.c: Likewise.
1183 * loop.c: Likewise.
1184 * profile.c: Likewise.
1185 * ra-build.c: Likewise.
1186 * real.c: Likewise.
1187 * rtl.h: Likewise.
1188 * tracer.c: Likewise.
1189 * tree-inline.c: Likewise.
1190 * varasm.c: Likewise.
1191
2567406a
JH		 11922002-09-08 Jan Hubicka <jh@suse.cz>
1193
1194 * emit-rtl.c (set_mem_attributes_minus_bitpos): Fix array_ref
1195 handling.
1196
1197 * loop.c (loop_gics_reduce): Emit addition after.
1198
bd79540a
AM		 11992002-09-08 Alan Modra <amodra@bigpond.net.au>
1200
1201 * varasm.c (default_assemble_visibility): Rename from
1202 assemble_visibility.
1203 * output.h: Here too.
1204 * target-def.h (TARGET_ASM_ASSEMBLE_VISIBILITY): And here.
1205 * config/rs6000/rs6000.c (rs6000_assemble_visibility): And here.
1206
32ff9c74
AM		 12072002-09-08 Alan Modra <amodra@bigpond.net.au>
1208
1209 * reload.c (find_reloads <p constraint>): Pass operand_mode to
1210 find_reloads_address.
1211
6588987e
KH		 12122002-09-08 Kazu Hirata <kazu@cs.umass.edu>
1213
1214 * config/h8300/h8300.md (udivmodqi4): Enable on H8/300.
1215 (anonymous pattern): Likewise.
1216
0100732e
SS		 12172002-09-07 Scott Snyder <snyder@fnal.gov>
1218
1219 PR target/7374
1220 * config/alpha/alpha.md (abstf2): Fix typo: 'neg' for 'abs'.
1221
77043c7c
RS		 12222002-09-07 Roger Sayle <roger@eyesopen.com>
1223
1224 * basic-block.h (struct loop): Remove unused cont_dominator field.
1225
5dd78220
IS		 12262002-09-07 Igor Shevlyakov <igor@microunity.com>
1227
d48fd218 1228 * varasm.c (decode_rtx_const): Don't check undefined field for
5dd78220
IS		 1229 CONST_VECTOR.
1230
b96a3fa3
GN		 12312002-09-07 Glen Nakamura <glen@imodulo.com>
1232
7fa86a10 1233 PR opt/7814
b96a3fa3
GN		 1234 * sched-deps.c (sched_analyze_insn): Make sure to add insn
1235 to reg_last->sets after flushing the dependency lists to guarantee
1236 that subsequent clobbers will be dependent on it.
1237
ad9df12f 12382002-09-07 Igor Shevlyakov <igor@microunity.com>
2567406a 1239
ad9df12f
IS		 1240 * combine.c (simplify_shift_const): Calculate rotate count
1241 correctly for vector operands.
1242
54c93c30
AE		 12432002-09-07 Ansgar Esztermann <ansgar@thphy.uni-duesseldorf.de>
1244
1245 * c-typeck.c (c_tree_expr_nonnegative_p): New function.
1246 (build_binary_op): Call c_tree_expr_nonnegative_p rather than
2567406a 1247 tree_expr_nonnegative_p.
54c93c30
AE		 1248 (build_conditional_expr): Likewise.
1249 * c-tree.h (c_tree_expr_nonnegative_p): Declare.
1250
36eea25f
RH		 12512002-09-07 Richard Henderson <rth@redhat.com>
1252
3aa4cad7
RH		 1253 * builtins.def (inf, inff, infl): Mark const.
1254 (huge_val, huge_valf, huge_vall): Likewise.
1255 (BUILT_IN_GETEXP, BUILT_IN_GETMAN): Remove.
1256
36eea25f
RH		 1257 * real.c (ereal_inf): Clear E before use.
1258
5c102b48
KH		 12592002-09-07 Kazu Hirata <kazu@cs.umass.edu>
1260
1261 * config/h8300/h8300.md (udivmodqi4): Split the pattern into
1262 an expander and an anonymous pattern. Zero out the upper half
1263 of the dividend in the expander.
1264 (udivmodqi4): Likewise.
1265
8bd06267
KH		 12662002-09-07 Kazu Hirata <kazu@cs.umass.edu>
1267
1268 * config/h8300/h8300.c: Fix formatting.
1269 * config/h8300/h8300.h: Likewise.
1270 * config/h8300/h8300.md: Likewise.
1271
39587bb9
ZD		 12722002-09-07 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1273
1274 * cfgcleanup.c (try_crossjump_to_edge): Fix updating of liveness
1275 information.
1276
92d9256d
GS		 12772002-09-07 Graham Stott <graham.stott@btinternet.con>
1278
1279 * rtlanal.c (dead_or_set_regno_p): Fix typo.
1280
93638d7a
AM		 12812002-09-07 Alan Modra <amodra@bigpond.net.au>
1282
fea76d82
AM		 1283 * config/rs6000/linux64.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1284
93638d7a
AM		 1285 * doc/tm.texi (TARGET_ASM_ASSEMBLE_VISIBILITY): Describe.
1286 * target-def.h (TARGET_ASM_ASSEMBLE_VISIBILITY): Define.
1287 (TARGET_ASM_OUT): Add the above here.
1288 * target.h (struct gcc_target): Add "visibility" field.
1289 * varasm.c (maybe_assemble_visibility): Call targetm visibility func.
1290 * config/rs6000/rs6000.c (rs6000_assemble_visibility): New function.
1291 (TARGET_ASM_ASSEMBLE_VISIBILITY): Define.
1292 (rs6000_legitimize_reload_address, first_reg_to_save): Formatting.
1293
370ce32a
ZL		 12942002-09-06 Ziemowit Laski <zlaski@apple.com>
1295
1296 * c-lang.c (objc_is_id): New stub.
1297 * c-tree.h (objc_is_id): New forward declaration.
1298 * c-typeck.c (build_c_cast): Do not strip protocol
1299 qualifiers from 'id' type.
1300 * objc/objc-act.c (objc_comptypes): Correct handling
1301 of protocol qualifiers.
1302 (objc_is_id): New.
1303
942579db
JL		 1304Fri Sep 6 13:10:08 2002 Jeffrey A Law (law@redhat.com)
1305
54c93c30 1306 * pentium.md (pentium-firstvboth): Fix typo.
942579db 1307
c4dfc70c
DD		 13082002-09-06 Dhananjay Deshpande <dhananjayd@kpit.com>
1309
1310 * h8300.c (enum shift_alg): Move to earlier in h8300.c.
1311 (enum shift_type, enum h8_cpu): Likewise.
1312 (INL, ROT, LOP, SPC macros): Likewise.
1313 (shift_alg_qi, shift_alg_hi, shift_alg_si): Likewise. Lose
1314 const designator.
1315 (h8300_init_once): Update shift_alg_{qi,hi,si} to use more
1316 space efficient algorithms when optimize for codesize.
1317
5873a4c1
NP		 1318Fri Sep 6 16:35:32 2002 Nicola Pero <n.pero@mi.flashnet.it>
1319
1320 Fix PR/1727 and long-standing failing testcase
1321 objc/formal-protocol-6.m.
1322 * objc-act.c (build_protocol_expr): If compiling for the GNU
1323 runtime, create a list of Protocol statically allocated instances
1324 if it doesn't exist, then add the Protocol object to this same
1325 list.
1326 (get_objc_string_decl): Fixed typo/bug - TREE_VALUE had been used
1327 instead of TREE_CHAIN.
1328
e30d4c82
NP		 1329Fri Sep 6 16:17:33 2002 Nicola Pero <n.pero@mi.flashnet.it>
1330
1331 * objc/objc-act.c (dump_interface): Enlarged the char * buffer to
1332 10k. Fixed category dumping - print out category names with the
1333 proper syntax. Print '@end\n' and not '\n@end' at the end of the
1334 interface.
22d4398d 1335 (finish_objc): Fixed the -gen-decls option. It was printing out
e30d4c82
NP		 1336 only the last class. Dump an interface declaration of all classes
1337 being compiled instead.
1338
fcd53748
JT		 13392002-09-06 Jason Thorpe <thorpej@wasabisystems.com>
1340
2567406a
JH		 1341 * config/arm/arm-protos.h (arm_gen_return_addr_mask): New
1342 prototype.
fcd53748
JT		 1343 * config/arm/arm.c (arm_gen_return_addr_mask): New function.
1344 * config/arm/arm.h (MASK_RETURN_ADDR): Use arm_gen_return_addr_mask
1345 if not APCS26 and not Thumb or ARMv4-or-higher. Use gen_int_mode
1346 rather than GEN_INT.
1347 * config/arm/arm.md (UNSPEC_CHECK_ARCH): Define.
1348 (return_addr_mask, *check_arch2): New.
1349
96fd3851
UW		 13502002-09-06 Ulrich Weigand <uweigand@de.ibm.com>
1351
2567406a 1352 * config/s390/s390.md ("*adddi3_cc", "*adddi3_cconly",
96fd3851 1353 "*adddi3_cconly2", "*adddi3_64", "*adddi3_31", "adddi3",
2567406a 1354 "*addsi3_carry1_cc", "*addsi3_carry1_cconly",
96fd3851
UW		 1355 "*addsi3_carry2_cc", "*addsi3_carry2_cconly",
1356 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2", "addsi3",
2567406a 1357 "adddf3", "*adddf3", "*adddf3_ibm",
96fd3851
UW		 1358 "addsf3", "*addsf3", "*addsf3_ibm",
1359 "muldi3", "mulsi3", "mulsidi3",
1360 "muldf3", "*muldf3", "*muldf3_ibm",
1361 "mulsf3", "*mulsf3", "*mulsf3_ibm",
1362 "*anddi3_cc", "*anddi3_cconly", "anddi3",
1363 "*andsi3_cc", "*andsi3_cconly", "andsi3",
1364 "*iordi3_cc", "*iordi3_cconly", "iordi3",
1365 "*iorsi3_cc", "*iorsi3_cconly", "iorsi3",
1366 "*xordi3_cc", "*xordi3_cconly", "xordi3",
1367 "*xorsi3_cc", "*xorsi3_cconly", "xorsi3"): Use "nonimmediate_operand"
1368 instead of "register_operand" as predicate for "%0" operand.
1369
22252625
JJ		 13702002-09-06 Jakub Jelinek <jakub@redhat.com>
1371
1372 * configure.in (HAVE_AS_OFFSETABLE_LO10): Use -xarch=v9
1373 unconditionally when gcc_cv_as_flags64 checks are gone.
1374 * configure: Rebuilt.
1375
bc401279
AM		 13762002-09-06 Alan Modra <amodra@bigpond.net.au>
1377
1378 * config/rs6000/rs6000.md (extzvsi_internal2): Revert most of
1379 2002-07-26 change. Comment.
1380
b3fbfc07
KG		 13812002-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1382
1383 * frv.c (frv_unique_section, frv_select_section,
1384 frv_select_rtx_section): Delete.
1385 (frv_in_small_data_p): New.
1386 (TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_SECTION,
1387 TARGET_ASM_SELECT_RTX_SECTION): Delete.
1388 (TARGET_IN_SMALL_DATA_P): Define.
1389
41e34bab
DJ		 13902002-09-05 Dale Johannesen <dalej@apple.com>
1391
1392 * reload1.c (reload): Retain only those memory clobbers
1393 added for variable-array handling.
1394
dc0ba55a
JT		 13952002-09-05 Jason Thorpe <thorpej@wasabisystems.com>
1396
1397 * config/arm/arm.c (arm_return_in_memory): Implement ATPCS
2567406a 1398 return-in-memory rules.
dc0ba55a
JT		 1399 * config/arm/arm.h (ARM_FLAG_ATPCS, TARGET_ATPCS): Define.
1400
dd19d142
DE		 14012002-09-05 David Edelsohn <edelsohn@gnu.org>
1402
1403 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Delete.
1404 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Delete.
1405
3717da94
JT		 14062002-09-05 Jason Thorpe <thorpej@wasabisystems.com>
1407
1408 * real.c: Avoid parse error if FLOAT_WORDS_BIG_ENDIAN is
1409 not a compile-time constant for the non-IBM case.
1410 * config/arm/arm-protos.h (arm_float_words_big_endian): New
2567406a 1411 prototype.
3717da94 1412 * config/arm/arm.c (arm_float_words_big_endian): New function.
b5b620a4 1413 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __VFP_FP__
2567406a
JH		 1414 if TARGET_VFP and not TARGET_HARD_FLOAT.
1415 (ARM_FLAG_VFP, TARGET_VFP): Define.
3717da94
JT		 1416 (FLOAT_WORDS_BIG_ENDIAN): Use arm_float_words_big_endian.
1417
225cee28
DE		 14182002-09-05 David Edelsohn <edelsohn@gnu.org>
1419
1420 * doc/install.texi: Correct text of s390-*-linux* and s390x-*-linux*
1421 URLs. Fix AIX wording.
1422
c72bfda7
SS		 14232002-09-05 Stan Shebs <shebs@apple.com>
1424
1425 * config/rs6000/rs6000.c (rs6000_override_options): Make -fpic and
1426 -fPIC equivalent on Darwin.
1427
3578cf63
R		 1428Thu Sep 5 16:27:47 2002 J"orn Rennecke <joern.rennecke@superh.com>
1429
1430 * sh.c (sh_expand_builtin): Return early if encountering an
1431 error_mark for a type.
1432
7974fe63
UW		 14332002-09-05 Ulrich Weigand <uweigand@de.ibm.com>
1434
1435 * config/s390/s390.c (s390_expand_plus_operand): Do not require
1436 double-word scratch register.
1437 config/s390/s390.md ("reload_indi", "reload_insi"): Adapt.
1438
2567406a 1439 ("*tmqi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem", "*tmqi_mem",
7974fe63
UW		 1440 "*cli"): Replace s_operand by memory_operand.
1441 ("cmpstrdi", "cmpstrsi"): Replace s_operand by general_operand.
1442
f8cb5851
KH		 14432002-09-05 Kazu Hirata <kazu@cs.umass.edu>
1444
1445 * config/h8300/h8300.c (asm_file_start): Add a missing
1446 semicolon.
1447
5fc0e5df
KW		 14482002-09-04 Krister Walfridsson <cato@df.lth.se>
1449
1450 * config/i386/i386.h (GOT_SYMBOL_NAME): Define.
1451 * config/i386/i386.c (output_set_got): Use GOT_SYMBOL_NAME.
1452 (ix86_output_addr_diff_elt) Likewise.
1453 (x86_output_mi_thunk) Likewise.
1454 * config/i386/netbsd.h (GOT_SYMBOL_NAME): Redefine.
1455
f4b488fd
KG		 14562002-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1457
1458 * frv.c (frv_encode_section_info): Fix error in last change.
1459
0e5dbd9b
DE		 14602002-09-04 David Edelsohn <edelsohn@gnu.org>
1461
1462 * config/rs6000/rs6000.c (rs6000_flag_pic): New variable.
1463 (rs6000_elf_encode_section_info): ATTRIBUTE_UNUSED.
1464 (TARGET_BINDS_LOCAL_P): Define.
1465 (rs6000_override_options): Save original flag_pic value.
1466 (rs6000_elf_select_section): Call default_elf_select_section_1.
1467 (rs6000_elf_unique_section): Call default_unique_section_1.
1468 (rs6000_elf_in_small_data_p): New function.
1469 (rs6000_xcoff_asm_named_section): Determine storage mapping class.
1470 (rs6000_xcoff_select_section): Update based on defaults.
1471 (rs6000_xcoff_unique_section): Set to basic name if not common.
1472 (rs6000_binds_local_p): New function.
1473 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set
1474 targetm.have_srodata_section if SDATA_EABI.
1475 (TARGET_IN_SMALL_DATA_P): Define.
1476
f57f9cb8
DJ		 14772002-09-04 Dale Johannesen <dalej@apple.com>
1478
1479 * varasm.c (struct rtx_const, decode_rtx_const):
1480 Make veclo and vechi fields not share storage.
1481
ed6cc1f5
R		 1482Thu Sep 5 00:34:33 2002 J"orn Rennecke <joern.rennecke@superh.com>
1483
1484 * loop.c (scan_loop): Don't mark separate insns out of a libcall
1485 for moving.
1486 (move_movables): Abort if we see the first insn of a libcall.
1487
ab5e2615
RH		 14882002-09-04 Richard Henderson <rth@redhat.com>
1489
1490 * builtin-types.def (BT_FN_FLOAT): New.
1491 (BT_FN_DOUBLE, BT_FN_LONG_DOUBLE): New.
1492 * builtins.def (BUILT_IN_INF, BUILT_IN_INFF, BUILT_IN_INFL,
1493 BUILT_IN_HUGE_VAL, BUILT_IN_HUGE_VALF, BUILT_IN_HUGE_VALL): New.
1494 * builtins.c (fold_builtin_inf): New.
1495 (fold_builtin): Call it.
1496 * real.c (ereal_inf): New.
1497 * real.h: Declare it.
1498 * doc/extend.texi: Document new builtins.
1499
9beb7d20
RH		 15002002-09-04 Richard Henderson <rth@redhat.com>
1501
1502 * cse.c (cse_insn): Avoid subreg games if the equivalence
1503 is already in the proper mode.
1504
29984e05
EB		 15052002-09-04 Eric Botcazou <ebotcazou@multimania.com>
1506
1507 PR c/7102
1508 * optabs.c (expand_binop): Convert CONST_INTs in all cases.
1509
8d46398e
JDA		 15102002-09-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1511
1512 * pa.md (setccfp0, setccfp1): New patterns.
1513
14966b94
KG		 15142002-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1515
1516 * frv-protos.h (frv_init_builtins, frv_expand_builtin,
1517 frv_select_section, frv_select_rtx_section,
1518 frv_encode_section_info, frv_unique_section): Delete.
1519 * frv.c: Update for target hooks.
1520 * frv.h (STRIP_NAME_ENCODING, SLOW_ZERO_EXTEND, SELECT_SECTION,
1521 SELECT_RTX_SECTION, ENCODE_SECTION_INFO, UNIQUE_SECTION,
1522 EASY_DIV_EXPR, MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Delete.
1523
c8bf1a1a
KG		 15242002-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1525
1526 * ip2k-protos.h (function_prologue, function_epilogue,
1527 encode_section_info): Update to match target hook specification.
1528 * ip2k.c: Wrap `MDR' code in IP2K_MD_REORG_PASS.
1529 (function_prologue, function_epilogue, encode_section_info):
1530 Update to match target hook specification.
1531 * ip2k.h (SELECT_SECTION, SELECT_RTX_SECTION, ASM_OPEN_PAREN,
1532 ASM_CLOSE_PAREN, EASY_DIV_EXPR): Delete.
1533 (NOTICE_UPDATE_CC): Cast to void.
1534 * ip2k.md: Add defaults in switch statements.
1535
0484cb35
JJ		 15362002-09-04 Janis Johnson <janis187@us.ibm.com>
1537
1538 * doc/trouble.texi (Interoperation): Update information about C++ ABI
1539 issues.
1540
3e62bd08
JT		 15412002-09-04 Jason Thorpe <thorpej@wasabisystems.com>
1542
1543 * config/sparc/t-netbsd64: Disable multilib for now.
1544
275b6d80
DE		 15452002-09-04 David Edelsohn <edelsohn@gnu.org>
1546
1547 * target-def.h (TARGET_HAVE_SRODATA_SECTION): New macro.
1548 * target.h (gcc_target): Add have_srodata_section member.
1549 * varasm.c (section_category): Add SECCAT_SRODATA.
1550 (categorize_decl_for_section): Return SECCAT_SRODATA for sdata if
1551 READONLY_SDATA_SECTION defined.
1552 (decl_readonly_section_1): True for SECCAT_SRODATA also.
1553 (default_elf_select_section_1): Map SECCAT_SRODATA to .sdata2.
1554 (default_unique_section_1): Likewise.
1555
015b1ad1
JDA		 15562002-09-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1557
1558 * expr.c (emit_group_load): Revise to allow splitting TCmode source
1559 into DImode pieces.
1560
1561 * pa-64.h (LONG_DOUBLE_TYPE_SIZE): Define to 128.
1562 * pa64-regs.h (CLASS_CANNOT_CHANGE_MODE_P): Inhibit changes from SImode
1563 for floating-point register class.
1564 * pa.c (function_arg): Fix handling of modes wider than one word for
1565 TARGET_64BIT.
1566
b10f2187
R		 1567Wed Sep 4 18:48:10 2002 J"orn Rennecke <joern.rennecke@superh.com>
1568
1569 * combine.c (make_compound_operation): Don't generate zero / sign
1570 extensions in floating point modes.
1571
478c9e72
JJ		 15722002-09-04 Janis Johnson <janis187@us.ibm.com>
1573
1574 * doc/c-tree.texi: Fix overfull hboxes.
1575 * doc/cppopts.texi: Ditto.
1576 * doc/extend.texi: Ditto.
1577 * doc/gty.texi: Ditto.
1578 * doc/invoke.texi: Ditto.
1579 * doc/makefile.texi: Ditto.
1580 * doc/rtl.texi: Ditto.
1581 * doc/standards.texi: Ditto.
1582 * doc/tm.texi: Ditto.
1583
77e8a0cc
RH		 15842002-09-04 Richard Henderson <rth@redhat.com>
1585
1586 * c-common.c (builtin_define_with_hex_fp_value): New.
1587 (builtin_define_float_constants): Use it. Fix H_FLOAT mant_dig.
1588
a9c60612
JJ		 15892002-09-04 Janis Johnson <janis187@us.ibm.com>
1590
1591 * doc/invoke.texi (-fshort-wchar): Move to Code Generation Options.
1592 (-fpcc-struct-return, -freg-struct-return, -fshort-enums,
1593 -fshort-double, -fshort-wchar, -fpack-struct, -fleading-underscore):
1594 Warn that these options can break ABI compatibility.
1595
4b67a274
RH		 15962002-09-04 Richard Henderson <rth@redhat.com>
1597
1598 * real.c (ereal_to_decimal): Add digits parameter.
1599 * real.h (REAL_VALUE_TO_DECIMAL): Remove format; add digits parameter.
1600 * c-pretty-print.c (pp_c_real_literal): Update call.
1601 * print-rtl.c (print_rtx): Likewise.
1602 * print-tree.c (print_node_brief, print_node): Likewise.
1603 * sched-vis.c (print_value): Likewise.
1604 * config/arc/arc.c (arc_print_operand): Likewise.
1605 * config/c4x/c4x.c (c4x_print_operand): Likewise.
1606 * config/i370/i370.h (PRINT_OPERAND): Likewise.
1607 * config/i386/i386.c (print_operand): Likewise.
1608 * config/i960/i960.c (i960_print_operand): Likewise.
1609 * config/ip2k/ip2k.c (asm_output_float): Likewise.
1610 * config/m32r/m32r.c (m32r_print_operand): Likewise.
1611 * config/m68hc11/m68hc11.c (print_operand): Likewise.
1612 * config/m68k/hp320.h (PRINT_OPERAND, ASM_OUTPUT_FLOAT_OPERAND,
1613 ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND): Likewise.
2567406a 1614 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND,
4b67a274
RH		 1615 ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND): Likewise.
1616 * config/m68k/sun2o4.h (ASM_OUTPUT_FLOAT_OPERAND,
1617 ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
1618 * config/m68k/sun3.h (ASM_OUTPUT_FLOAT_OPERAND,
1619 ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
1620 * config/mips/mips.c (print_operand): Likewise.
1621 * config/ns32k/ns32k.c (print_operand): Likewise.
1622 * config/pdp11/pdp11.h (PRINT_OPERAND): Likewise.
1623 * config/vax/vax.h (PRINT_OPERAND): Likewise.
1624 * doc/tm.texi (REAL_VALUE_TO_DECIMAL): Update docs.
1625
01abf342
BW		 16262002-09-04 Bob Wilson <bob.wilson@acm.org>
1627
1628 * config/xtensa/elf.h (TARGET_SECTION_TYPE_FLAGS): Define to
1629 xtensa_multibss_section_type_flags.
1630 * config/xtensa/xtensa.c (xtensa_multibss_section_type_flags): Define.
1631
cd42d3df
RH		 16322002-09-04 Richard Henderson <rth@redhat.com>
1633
1634 * doc/install-old.texi: Don't mention enquire.
1635 * doc/sourcebuild.texi: Update float.h description.
1636
502e6d5a
R		 1637Wed Sep 4 11:22:14 2002 J"orn Rennecke <joern.rennecke@superh.com>
1638
1639 * sh.md (mperm_w_little, mperm_w_big): Supply mode for zero_extract.
1640
2cc9fb4c
DE		 16412002-09-03 David Edelsohn <edelsohn@gnu.org>
1642
1643 * varasm.c (default_section_type_flags): Append _1 to name with
1644 shlib parameter. Use original name to call new function with
1645 implicit flag_pic.
1646 (decl_readonly_section): Likewise.
1647 (default_elf_select_section): Likewise.
1648 (default_unique_section): Likewise.
1649 (default_bind_local_p): Likewise.
1650 (categorize_decl_for_section): Add shlib parameter to use in place
1651 of implicit flag_pic.
1652 * output.h: Declare new functions with _1 and shlib argument.
1653
7c19f816
JJ		 16542002-09-03 Janis Johnson <janis187@us.ibm.com>
1655
8c085f6f
JJ		 1656 * doc/install.texi: Fix typos, formatting problems, and obvious
1657 overfull/underfull boxes.
1658
7c19f816
JJ		 1659 * Makefile.in (TEXI_GCC_FILES): Add compat.texi.
1660 * doc/gcc.texi (Top): Add new chapter, Binary Compatibility, and
1661 include its file, compat.texi.
1662 * doc/compat.texi: New file with new chapter, Binary Compatibility.
1663
79ba5e3b
NB		 16642002-09-03 Neil Booth <neil@daikokuya.co.uk>
1665
1666 Debian BTS Bug #157416
1667 * cpphash.h (FIRST, LAST, CUR, RLIMIT): Fix definitions.
1668 * cpplib.c (destringize_and_run): Kludge around getting
1669 tokens from in-progress macros.
1670 (_cpp_do__Pragma): Simplify.
1671
57016b47
SE		 16722002-09-03 Steve Ellcey <sje@cup.hp.com>
1673
1674 * config/ia64/ia64.h (EXTRA_SPECS): Remove cpp_cpu.
1675 (CPP_CPU_SPEC): Remove.
1676 (TARGET_CPU_CPP_BUILTINS): New.
1677 * config/ia64/hpux.h (CPP_PREDEFINES): Remove.
1678 (CPP_SPEC): Remove.
1679 (TARGET_OS_CPP_BUILTINS): New.
1680 * config/ia64/linux.h (CPP_PREDEFINES): Remove.
1681 (TARGET_OS_CPP_BUILTINS): New.
1682 * config/ia64/aix.h (CPP_SPEC): Move some stuff to
1683 TARGET_OS_CPP_BUILTINS.
1684 (CPP_PREDEFINES): Remove.
1685 (CPLUSPLUS_CPP_SPEC): Remove.
1686 (TARGET_OS_CPP_BUILTINS): New.
1687
d57a4b98
RH		 16882002-09-03 Richard Henderson <rth@redhat.com>
1689
1690 * Makefile.in (USER_H): Add ginclude/float.h.
1691 (FLOAT_H): Remove.
1692 (stmp-int-hdrs, install-mkheaders): Don't handle FLOAT_H.
1693 (mostlyclean): Don't remove float.h intermediate files.
1694 (distclean): Don't remove float.h.
1695 * config.gcc: Remove all float_format references.
1696 * configure.in (float_format, float_h_file): Remove.
1697
1698 * c-common.c: Include tree-inline.h.
1699 (builtin_define_with_int_value): New.
1700 (builtin_define_type_precision): Use it.
1701 (builtin_define_float_constants): New.
1702 (cb_register_builtins): Use it. Define __FLT_RADIX__ and
1703 __FLT_EVAL_METHOD__.
1704 * defaults.h (TARGET_FLT_EVAL_METHOD): New.
1705 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): New.
1706 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): New.
1707 * doc/tm.texi (INTEL_EXTENDED_IEEE_FORMAT): Mention moto 96-bit format.
1708 (TARGET_FLT_EVAL_METHOD): New.
1709
1710 * config/float-c4x.h, config/float-i128.h, config/float-i32.h,
1711 config/float-i386.h, config/float-i64.h, config/float-m68k.h,
1712 config/float-sh.h, config/float-sparc.h, config/float-vax.h: Remove.
1713 * ginclude/float.h: New.
1714
527347f0
SS		 17152002-09-03 Stan Shebs <shebs@apple.com>
1716
1717 * config/darwin.h (WARN_FOUR_CHAR_CONSTANTS): Remove, never used.
1718 (DWARF2_DEBUGGING_INFO): Remove until assembler accepts Dwarf-2.
1719 (PREFERRED_DEBUGGING_TYPE): Ditto.
1720 (ASM_OUTPUT_IDENT): Remove empty definition.
1721
34c1864f
SE		 17222002-09-03 Steve Ellcey <sje@cup.hp.com>
1723
1724 * config.gcc (ia64*-*-hpux*): Add ia64-c.o to c_target and
1725 cxx_target.
1726 * config/ia64/hpux.h (REGISTER_TARGET_PRAGMAS): Register pragma
1727 handling routine for builtin pragma.
1728 * config/ia64/ia64-protos.h (ia64_hpux_handle_builtin_pragma):
1729 Registered pragma handling routine.
1730 * ia64-c.c (ia64_hpux_handle_builtin_pragma): Ditto.
1731 (ia64_hpux_add_pragma_builtin) New subroutine used by above.
1732 If builtin pragma seen for math routine and C89 conformance is
1733 requested use different math function in order to set errno.
1734 * t-ia64 (ia64-c.o): Add new rule for new file.
1735
9b7c75b9
UW		 17362002-09-03 Ulrich Weigand <uweigand@de.ibm.com>
1737
1738 * config/s390/s390.md ("movti"): Add Q->Q alternative.
1739 ("*movdi_64", "*movdi_31", "*movsi", "movhi", "movqi_64",
1740 "movqi", "*movdf_64", "*movdf_31", "*movsf"): Likewise.
2567406a
JH		 1741
1742 ("*movti_ss", "*movdi_ss", "*movsi_ss", "*movdf_ss",
9b7c75b9
UW		 1743 "*movsf_ss"): Remove.
1744
710ba35f
JDA		 17452002-09-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1746
1747 * pa32-regs.h (CLASS_CANNOT_CHANGE_MODE, CLASS_CANNOT_CHANGE_MODE_P):
1748 Delete macros.
1749
ff970081
AD		 17502002-09-03 Arati Dikey <aratid@kpit.com>
1751
1752 * h8300.c (asm_file_start): Corrected optimization comment.
1753
b50d021d
SS		 17542002-09-03 Stan Shebs <shebs@apple.com>
1755
1756 * c-lang.c (recognize_objc_keyword): Remove, no longer used.
1757 * c-tree.h (recognize_objc_keyword): Remove decl.
1758 * c-typeck.c (comp_target_types): Update a comment.
1759
b808c04c
UW		 17602002-09-03 Ulrich Weigand <uweigand@de.ibm.com>
1761
1762 * config/s390/s390.c (s390_decompose_address): Remove STRICT parameter
1763 and register validity checks.
1764 (general_s_operand): Adapt to s390_decompose_address interface change.
1765 (q_constraint): Likewise.
1766 (s390_expand_plus_operand): Likewise.
1767 (legitimiate_address_p): Likewise.
1768 (legitimate_la_operand_p): Likewise.
1769 (legitimize_la_operand): Likewise.
1770 (print_operand_address): Likewise.
1771 (print_operand): Likewise.
1772
ee453219
NP		 1773Tue Sep 3 11:32:14 2002 Nicola Pero <n.pero@mi.flashnet.it>
1774
1775 PR objc/5956:
1776 * objc/objc-act.c (build_typed_selector_reference): Fix typo which
2567406a
JH		 1777 was causing the new selector never to match the existing ones
1778 (Patch by Alexander Malmberg <alexander@malmberg.org>).
ee453219 1779
d82283d5
GS		 17802002-09-03 Graham Stott <graham.stott@btinternet.com>
1781
1782 * config/i386/i386.md ("femms"): Add "memory" attr "none".
1783
17842002-09-03 Graham Stott <graham.stott@btinternet.com>
c7a009a2
GS		 1785
1786 * expr.c (expand_expr): Remove extraneous comment and code.
1787
98c0d8d1
RH		 17882002-08-31 Richard Henderson <rth@redhat.com>
1789
1790 * expr.c (block_move_libcall_safe_for_call_parm): Fix thinko.
1791
a5f3f0ab
JDA		 17922002-08-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
1793
1794 * pa.c (pa_globalize_label): Add ATTRIBUTE_UNUSED to prototype.
1795
38ec83b1
RH		 17962002-08-30 Richard Henderson <rth@redhat.com>
1797
c9989d09 1798 PR opt/7515
38ec83b1
RH		 1799 * c-objc-common.c: Include target.h.
1800 (c_cannot_inline_tree_fn): Don't auto-inline functions that
1801 don't bind locally. Factor setting DECL_UNINLINABLE.
1802 * Makefile.in (c-objc-common.o): Update.
1803
4c64396e
JJ		 18042002-08-30 Janis Johnson <janis187@us.ibm.com>
1805
1806 * doc/install.texi (Configuration, Building): Fix a typo and
1807 some formatting directives.
1808
4226378a
PK		 18092002-08-30 Paul Koning <pkoning@equallogic.com>
1810
1811 * doc/c-tree.texi (RDIV_EXPR): Fix typo.
1812 * doc/rtl.texi (post_modify): Remove misplaced text, remove "not
1813 implemented" note.
1814 * doc/md.texi (IP2K): Move machine-specific constraints before MIPS
1815 for alphabetic order.
1816 * doc/tm.texi (TARGET_FLOAT_FORMAT): Update description for
1817 VAX_FLOAT_FORMAT. Remove reference to HOST_FLOAT_FORMAT.
1818 (VAX_HALFWORD_ORDER): Document.
1819 (LARGEST_EXPONENT_IS_NORMAL): Remove note about being only for
1820 IEEE float format.
1821 (TARGET_SCHED_ISSUE_RATE): Reword reference to MAX_DFA_ISSUE_RATE.
1822 (ASM_OUTPUT_LABEL_REF): Fix font.
1823 (CASE_VECTOR_SHORTEN_MODE): Ditto.
1824
b8074dbe
DC		 18252002-08-30 Denis Chertykov <denisc@overta.ru>
1826
1827 * config/ip2k/ip2k.c (ip2k_set_compare): Remove all const_double
1828 stuff.
1829 (ip2k_gen_unsigned_comp_branch): Handle CONST_INT and
1830 CONST_DOUBLE constants.
2567406a 1831
55f49e3d
JT		 18322002-08-30 Jason Thorpe <thorpej@wasabisystems.com>
1833
1834 * config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Move language-
1835 related defines to...
1836 (SUBTARGET_LANGUAGE_CPP_BUILTINS): ...here.
1837 * config/alpha/netbsd.h (SUBTARGET_LANGUAGE_CPP_BUILTINS): Redefine
1838 as a no-op.
1839
e1944073
KW		 18402002-08-30 Krister Walfridsson <cato@df.lth.se>
1841
1842 * config/arm/arm.c (arm_asm_output_labelref): New function.
1843 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Call arm_asm_output_labelref.
1844 * config/arm/arm-protos.h: Add prototype for arm_asm_output_labelref.
1845
6e92b3a1
RB		 18462002-08-29 Rodney Brown <rbrown64@csc.com.au>
1847
1848 * doc/install.texi (Specific, alpha*-dec-osf*): Add "virtual
1849 memory exhausted" workarounds.
1850
9d533cb5
GDR		 18512002-08-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
1852
1853 * diagnostic.c (fancy_abort): Don't repeat "internal error".
1854 * toplev.c (crash_signal): Likewise.
1855
1f676100
NP		 1856Fri Aug 30 00:33:37 2002 Nicola Pero <n.pero@mi.flashnet.it>
1857
1858 * doc/cpp.texi (__NEXT_RUNTIME__): Extended documentation.
1859 * doc/invoke.texi (-fnext-runtime, -Wno-protocol, -Wselector):
1860 Extended, updated documentation.
1861 (-Wundeclared-selector): Documented.
1862
23532de9
JT		 18632002-08-29 Jason Thorpe <thorpej@wasabisystems.com>
1864
1865 * config/chorus.h: Consistently define *_DEBUGGING_INFO with
1866 the value 1. Do not undef before defining.
1867 * config/darwin.h: Likewise.
1868 * config/dbx.h: Likewise.
1869 * config/dbxcoff.h: Likewise.
1870 * config/dbxelf.h: Likewise.
1871 * config/elfos.h: Likewise.
1872 * config/interix.h: Likewise.
1873 * config/lynx-ng.h: Likewise.
1874 * config/lynx.h: Likewise.
1875 * config/netware.h: Likewise.
1876 * config/psos.h: Likewise.
1877 * config/svr3.h: Likewise.
1878 * config/alpha/alpha.h: Likewise.
1879 * config/alpha/elf.h: Likewise.
1880 * config/alpha/vms.h: Likewise.
1881 * config/arc/arc.h: Likewise.
1882 * config/arm/aout.h: Likewise.
1883 * config/arm/coff.h: Likewise.
1884 * config/c4x/c4x.h: Likewise.
1885 * config/h8300/h8300.h: Likewise.
1886 * config/i386/cygwin.h: Likewise.
1887 * config/i386/djgpp.h: Likewise.
1888 * config/i386/gas.h: Likewise.
1889 * config/i386/gstabs.h: Likewise.
1890 * config/i386/i386-coff.h: Likewise.
1891 * config/i386/i386-interix.h: Likewise.
1892 * config/i386/sco5.h: Likewise.
1893 * config/i386/svr3dbx.h: Likewise.
1894 * config/i386/sysv3.h: Likewise.
1895 * config/i386/win32.h: Likewise.
1896 * config/i386/x86-64.h: Likewise.
1897 * config/i960/i960.h: Likewise.
1898 * config/ia64/ia64.h: Likewise.
1899 * config/ip2k/ip2k.h: Likewise.
1900 * config/m32r/m32r.h: Likewise.
1901 * config/m68k/3b1.h: Likewise.
1902 * config/m68k/3b1g.h: Likewise.
1903 * config/m68k/ccur-GAS.h: Likewise.
1904 * config/m68k/coff.h: Likewise.
1905 * config/m68k/hp2bsd.h: Likewise.
1906 * config/m68k/hp310g.h: Likewise.
1907 * config/m68k/hp320g.h: Likewise.
1908 * config/m68k/hp3bsd.h: Likewise.
1909 * config/m68k/hp3bsd44.h: Likewise.
1910 * config/m68k/linux-aout.h: Likewise.
1911 * config/m68k/m68k-aout.h: Likewise.
1912 * config/m68k/mot3300.h: Likewise.
1913 * config/m68k/netbsd.h: Likewise.
1914 * config/m68k/openbsd.h: Likewise.
1915 * config/m68k/pbb.h: Likewise.
1916 * config/m68k/plexus.h: Likewise.
1917 * config/m68k/sun2.h: Likewise.
1918 * config/m68k/sun3.h: Likewise.
1919 * config/m68k/tower-as.h: Likewise.
1920 * config/m68k/vxm68k.h: Likewise.
1921 * config/m88k/aout-dbx.h: Likewise.
1922 * config/m88k/m88k-aout.h: Likewise.
1923 * config/mcore/mcore-elf.h: Likewise.
1924 * config/mcore/mcore-pe.h: Likewise.
1925 * config/mips/elf.h: Likewise.
1926 * config/mips/elf64.h: Likewise.
1927 * config/mips/iris5gas.h: Likewise.
1928 * config/mips/iris6.h: Likewise.
1929 * config/mips/mips.h: Likewise.
1930 * config/mips/sni-gas.h: Likewise.
1931 * config/mmix/mmix.h: Likewise.
1932 * config/ns32k/netbsd.h: Likewise.
1933 * config/pa/pa64-hpux.h: Likewise.
1934 * config/romp/romp.h: Likewise.
1935 * config/rs6000/sysv4.h: Likewise.
1936 * config/rs6000/xcoff.h: Likewise.
1937 * config/sh/coff.h: Likewise.
1938 * config/sh/elf.h: Likewise.
1939 * config/sparc/linux64.h: Likewise.
1940 * config/sparc/liteelf.h: Likewise.
1941 * config/sparc/netbsd.h: Likewise.
1942 * config/sparc/openbsd.h: Likewise.
1943 * config/sparc/pbd.h: Likewise.
1944 * config/sparc/sp64-elf.h: Likewise.
1945 * config/sparc/sp86x-elf.h: Likewise.
1946 * config/sparc/sparc.h: Likewise.
1947 * config/vax/vax.h: Likewise.
1948 * config/vax/vaxv.h: Likewise.
1949
5e98fba2
DD		 19502002-08-29 "Dhananjay R. Deshpande" <dhananjayd@kpit.com>
1951
1952 * h8300.c (shift_alg_hi): Various tweaks to improve performance
1953 of HImode shifts.
1954 (get_shift_alg): Corresponding changes.
1955
43852342
JDA		 19562002-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1957
1958 * som.h (ALWAYS_STRIP_DOTDOT): Define to 1.
1959
44bb111a
RH		 19602002-08-29 Richard Henderson <rth@redhat.com>
1961
1962 * expr.h (enum block_op_methods): New.
1963 (emit_block_move): Update prototype.
1964 * expr.c (block_move_libcall_safe_for_call_parm): New.
1965 (emit_block_move_via_loop): New.
1966 (emit_block_move): Use them. New argument METHOD.
1967 (emit_push_insn): Always respect the given alignment.
1968 (expand_assignment): Update call to emit_block_move.
1969 (store_expr, store_field, expand_expr): Likewise.
1970 * builtins.c (expand_builtin_apply): Likewise.
1971 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1972 * function.c (expand_function_end): Likewise.
1973 * config/sh/sh.c (sh_initialize_trampoline): Likewise.
1974 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1975 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1976 (save_fixed_argument_area): Use emit_block_move with
1977 BLOCK_OP_CALL_PARM instead of move_by_pieces.
1978 (restore_fixed_argument_area): Likewise.
1979 (store_one_arg): Fix alignment parameter to emit_push_insn.
1980
08b3d104
JDA		 19812002-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1982
1983 * install.texi (hppa64-hp-hpux11*): Document installation procedure.
1984
ce4e9970 19852002-08-29 Catherine Moore <clm@redhat.com>
8376061d
CM		 1986
1987 * config/v850/v850.h (MULDI3_LIBCALL, UCMPDI2_LIBCALL, CMPDI2_LIBCALL,
1988 NEGDI2_LIBCALL, INIT_TARGET_OPTABS, MASK_STRICT_ALIGN): Define.
1989 (PREDICATE_CODES): Include new predicates.
1990 (RTX_COSTS): Handle UMOD and UDIV. Tune MULT for v850e.
1991 (TARGET_SWITCHES): Add strict-align.
1992 (TARGET_STRICT_ALIGN): New.
2567406a 1993 (MASK_DEFAULT, STRICT_ALIGNMENT): Redefine.
8376061d
CM		 1994 * config/v850/t-v850 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
1995 Define.
1996 (LIB1ASMFUNCS): Add v850_negdi2, v850_cmpdi2, v850_ucmpdi2,
1997 v850_muldi3.
1998 * config/v850/lib1funcs.asm (L_callt_save_r2_r29, L_return_r2_r29,
1999 L_callt_save_r2_r31, L_return_r2_r31,
2000 L_save_all_interrupt): Change addi to add.
2001 (L_save_interrupt, L_return_interrupt): Rework.
2002 (__return_r31): Correct .size directive.
2003 (mulsi3, divsi3, udivsi3, umodsi3, modsi3): Tune for v850e.
2004 (v850_negdi2, v850_cmpdi2, v850_ucmpdi2, v850_muldi3):
2005 New routines.
2006 * config/v850/v850.c (expand_prologue): Call
2007 gen_callt_save_interrupt, gen_callt_restore_all_interrupt,
2008 gen_callt_return_interrupt and gen_callt_save_all_interrupt.
2009 (reg_or_int9_operand): New predicate.
2010 (reg_or_const_operand): New routine.
2011 * config/v850/v850.md (return_interrupt): Changed from
2012 restore_interrupt.
2013 (callt_save_all_interrupt): Changed from save_all_interrupt_v850e.
2014 (callt_save_interrupt): Change save sequence.
2015 (callt_return_interrupt): New.
2016 (save_interrupt): Don't use runtime function for LONG_CALLS
2017 and TARGET_PROLOG_FUNCTION.
2018 (save_all_interrupt): Likewise.
2019 (mulsi3): Use new predicate.
2020 (moviscc): Disallow some combination of constants.
2021 Fix define_split for sasf insns, so that it will not generate bad
2022 code if operand0 and operand5 are the same.
2023 * config/v850/v850-protos.h: Prototype new predicates.
2024
585e661a
GDR		 20252002-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
2026
2027 * c-common.c (builtin_define_type_precision): New function.
2028 (cb_register_builtins): Use it. Define __WCHAR_UNSIGNED__ is
2029 wchar_t is unsigned in C++.
2030 * doc/cpp.texi (Common Predefined Macros): Document
2031 __WCHAR_UNSIGNED__, __CHAR_BIT__, __WCHAR_BIT__, __SHRT_BIT__,
2032 __INT_BIT__, __LONG_BIT__, __LONG_LONG_BIT__, __FLOAT_BIT__,
2033 __DOUBLE_BIT__, __LONG_DOUBLE_BIT__.
2034
bd8f9aec
SP		 20352002-08-28 Sylvain Pion <pion@cs.nyu.edu>
2036
2037 * doc/invoke.texi (-Wreorder): Remove remaining pieces from the generic
2038 section. Mention that it is enabled by -Wall.
2039 (-Wall): Mention that there can be language-specific warnings as well.
2040 (-Wctor-dtor-privacy): Mention that it is enabled by default.
2041 (-Wnon-virtual-dtor): Mention that it is enabled by -Wall.
2042
58ab7171
R		 2043Wed Aug 28 15:35:17 2002 J"orn Rennecke <joern.rennecke@superh.com>
2044
2045 * sh.c (calc_live_regs): Save FPSCR_REG in an interrupt handler
2046 if it is ever live.
2047
2048 * sh.c (sh_handle_interrupt_handler_attribute): Reject interrupt_handler
2049 attribute for SHCOMPACT.
2050
2051 * sh.h (OVERRIDE_OPTIONS): If align_function isn't set, set it
2052 appropriately.
2053 (FUNCTION_BOUNDARY): Specify only the minimum alignment required
2054 by the ABI.
2055
2056 * sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Also handle TImode case.
2057
27f4b67e
JT		 20582002-08-28 Jason Thorpe <thorpej@wasabisystems.com>
2059
2060 * config.gcc (mips*-*-netbsd*): Set target_cpu_default to
2061 "MASK_GAS|MASK_ABICALLS".
2062 * config/mips/netbsd.h (TARGET_ENDIAN_DEFAULT)
2063 (TARGET_DEFAULT): Remove.
2064 (MACHINE_TYPE): Undefine before defining.
2065 (DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Remove.
2066
eca7f13c
MM		 20672002-08-27 Mark Mitchell <mark@codesourcery.com>
2068
2069 * c-common.c (warn_abi): New variable.
2070 * c-common.h (warn_abi): Likewise.
2071 * c-opts.c (COMMAND_LINE_OPTIONS): Add -Wabi.
2072 (c_common_decode_option): Handle it.
7ee425e4 2073 * doc/invoke.texi: Document -Wabi.
2567406a 2074
ece4ce85
NP		 2075Tue Aug 27 23:03:52 2002 Nicola Pero <n.pero@mi.flashnet.it>
2076
2077 * c-common.c (warn_undeclared_selector): New variable.
2078 * c-common.h (warn_undeclared_selector): Idem.
2079 * c-opts.c (c_common_decode_option): Set warn_undeclared_selector
2080 to on when -Wundeclared-selector is found.
2081 (COMMAND_LINE_OPTIONS): Added -Wundeclared-selector.
2082 * objc/objc-act.c (build_selector_expr): If
2083 warn_undeclared_selector is set, check that the selector has
2084 already been defined, and emit a warning if not.
2085
b4378319 20862002-08-27 Nick Clifton <nickc@redhat.com>
54c93c30
AE		 2087 Catherine Moore <clm@redhat.com>
2088 Jim Wilson <wilson@cygnus.com>
2089
2090 * config.gcc: Add v850e-*-* target.
2091 Add --with-cpu= support for v850.
2092 * config/v850/lib1funcs.asm: Add v850e callt functions.
2093 * config/v850/v850.h: Add support for v850e target.
2094 * config/v850/v850.c: Add functions to support v850e target.
2095 * config/v850/v850-protos.h: Add prototypes for new functions in v850.c.
2096 * config/v850/v850.md: Add patterns for v850e instructions.
2097 * doc/invoke.texi: Document new v850e command line switches.
b4378319 2098
ef261fee
R		 2099Tue Aug 27 18:30:47 2002 J"orn Rennecke <joern.rennecke@superh.com>
2100 Aldy Hernandez <aldyh at redhat dot com>
2101
2102 * doc/tm.texi: Applied numerous fixes to the automaton based
2103 scheduler descrition.
2104
c60ee6f5
JH		 2105Tue Aug 27 19:51:05 CEST 2002 Jan Hubicka <jh@suse.cz>
2106
2107 * i386.c (classify_argument): Handle variable sized objects.
2108
1985ef90
JH		 2109Tue Aug 27 19:18:16 CEST 2002 Jan Hubicka <jh@suse.cz>
2110
2111 * i386.c (ix86_expand_int_movcc): Fix RTL sharing problem
2112
7acc97e0
JH		 2113Tue Aug 27 18:01:45 CEST 2002 Jan Hubicka <jh@suse.cz>
2114
2115 * libgcc2.c (__bb_exit_func): Properly write the summarized statistics.
2116
23327dae
JH		 2117Tue Aug 27 18:00:11 CEST 2002 Jan Hubicka <jh@suse.cz>
2118
2119 * i386.c (classify_argument): Properly compute word size of the analyzed object.
2120
c49439f1
R		 2121Tue Aug 27 14:39:09 2002 J"orn Rennecke <joern.rennecke@superh.com>
2122
2123 * sh.md (attribute type): Add types mt_group, fload, pcfload, fpul_gp,
2124 mac_gp ftrc_s and cwb. Add / Adjust definitions in individual insn
2125 accordingly.
2126 (attribute insn_class): Provide default definitions based on type.
2127 Remove all insn-specific settings.
2128 (various function units): Remove old SH4 scheduling.
2129 (branch_zero, dfp_comp, late_fp_use, any_fp_comp, any_int_load):
2130 New attributes. Set them where appropriate.
2131 (cpu unit FS): Don't define / use.
2132 (F3, load_store): New cpu units.
2133 (F01): New reservation.
2134 (all insn_reservations): Make dependent on sh4 pipeline model.
2135 Fix latencies.
2136 (nil, reg_mov, freg_mov, sh4_fpul_gp, sh4_call): New insn_reservations.
2137 (sh4_mac_gp, fp_arith_ftrc, arith3, arith3b): Likewise.
2138 (mt insn_reservation): Use type mt_group.
2139 (insn_reservation load_store): Split into sh4_load, sh4_load_si,
2140 sh4_fload and sh4_store.
2141 (insn_reservation branch_zero and branch): Replace with sh4_branch.
2142 (insn_reservation branch_far): Replace with sh4_return.
2143 (insn_reservation return_from_exp): Rename to:
2144 (sh4_return_from_exp). Change to be just d_lock*5.
2145 (insn_reservation lds_to_pr): Rename to:
2146 (sh4_lds_to_pr). Change to be just d_lock*2.
2147 (insn_reservation ldsmem_to_pr, sts_from_pr): Change to be just
2148 d_lock*2.
2149 (insn_reservation prload_mem): Rename to:
2150 (sh4_prstore_mem). Change to d_lock*2,nothing,memory.
2151 (insn_reservation fpscr_store): Rename to:
2152 (fpscr_load). Change to d_lock,nothing,F1*3.
2153 (insn_reservation fpscr_store_mem): Rename to:
2154 (fpscr_load_mem). Change to d_lock,nothing,(F1+memory),F1*2.
2155 (insn_reservation multi): Change to
2156 d_lock,(d_lock+f1_1),(f1_1|f1_2)*3,F2.
2157 (insn_reservation fp_arith): Change to issue,F01,F2.
2158 (insn_reservation fp_div: Change to issue,F01+F3,F2+F3,F3*7,F1+F3,F2.
2159 (insn_reservation dp_float): Change to issue,F01,F1+F2,F2.
2160 (insn_reservation fp_double_arith): Change to issue,F01,F1+F2,fpu*4,F2.
2161 (insn_reservation fp_double_cmp): Change to
2162 d_lock,(d_lock+F01),F1+F2,F2.
2163 (insn_reservation dp_div): Change to
2164 issue,F01+F3,F1+F2+F3,F2+F3,F3*16,F1+F3,(fpu+F3)*2,F2.
2165 * sh.c (flow_dependent_p, flow_dependent_p_1): New functions.
2166 (sh_adjust_cost, SHcompact): Differentiate between different
2167 kinds of dependencies. Drop factor of ten for superscalar.
2168 Use new instruction types. Add new exception rules.
2169
2170 * sh.md (mulhisi3, umulhisi3: Add a REG_EQUAL note.
2171
2172 * sh.md (mperm_w): Add DONE.
2173
f34fc46e
DE		 21742002-08-27 David Edelsohn <edelsohn@gnu.org>
2175
2176 * longlong.h: Import current PowerPC defintion from GMP-4.1.
2177
2178 * config/rs6000/rs6000.h (MIN_UNITS_PER_WORD): Add IN_LIBGCC2 case.
2179
2180 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Undef before define.
2181
dcb44500
R		 2182Tue Aug 27 13:53:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
2183
2184 * sh.h (MAX_FIXED_MODE_SIZE): Define.
2185
3ec07554
GDR		 21862002-08-27 Gabriel Dos Reis <gdr@soliton.integrable-solutions.net>
2187
2188 * doc/cpp.texi (Common Predefined Macros): Don't mess with table
2567406a 2189 delimiter.
3ec07554 2190
35885eab
GDR		 21912002-08-27 Gabriel Dos Reis <gdr@integrable-solutions.net>
2192
2193 * c-common.c (cpp_define_data_format): New function.
2194 (cb_register_builtins): Call it.
2195
2196 * doc/cpp.texi (Common Predefined Macros): Document
2197 __TARGET_BITS_ORDER__, __TARGET_BYTES_ORDER__,
2198 __TARGET_INT_WORDS_ORDER__, __TARGET_FLOAT_WORDS_ORDER__,
2199 __TARGET_FLOAT_FORMAT__, __TARGET_USES_VAX_F_FLOAT__,
2200 __TARGET_USES_VAX_D_FLOAT__, __TARGET_USES_VAX_G_FLOAT__,
2201 __TARGET_USES_VAX_H_FLOAT__.
2202
d632dee9
ZL		 22032002-08-26 Ziemowit Laski <zlaski@apple.com>
2204
2205 * objc/objc-act.c (get_super_receiver): If inside a class method
2206 of a category, cast the receiver to 'id' before accessing the 'isa'
2207 field so that <objc/objc-class.h> is not needed. For NeXT runtime.
2208
c3cc6b78
UW		 22092002-08-26 Ulrich Weigand <uweigand@de.ibm.com>
2210
2567406a 2211 * config/s390/s390-protos.h (s390_function_prologue,
c3cc6b78
UW		 2212 s390_function_epilogue): Remove.
2213 config/s390/s390.c (s390_function_prologue, s390_function_epilogue,
2214 TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
2215
2216 config/s390/s390.c (s390_machine_dependent_recorg): New function.
2217 config/s390/s390-protos.h (s390_machine_dependent_reorg): Declare it.
2218 config/s390/s390.h (MACHINE_DEPENDENT_REORG): Call it.
2219 config/s390/s390.c (s390_split_branches, s390_chunkify_pool): Adapt
2220 to being called from MACHINE_DEPENDENT_REORG. Update regs_ever_live.
2221
2567406a 2222 config/s390/s390.c (s390_frame_info): Inline save_fprs_p. Always
c3cc6b78
UW		 2223 assume BASE_REGISTER and RETURN_REGNUM need to be saved.
2224 (s390_emit_prologue): Assume RETURN_REGNUM to be saved iff
2225 function is not a leaf function. Use save_gprs and restore_gprs.
2226 (s390_emit_epilogue): Likewise.
2227 (save_gprs, restore_gprs): New functions.
2228 (struct s390_frame): Remove return_reg_saved_p member.
2229 (save_fprs_p): Remove.
2230 (s390_optimize_prolog): New function.
2231 (s390_legitimate_reload_constant): Remove now unnecessary check.
2232
2233 (s390_function_count): Remove.
2234 (s390_output_symbolic_const): Replace s390_function_count by
2235 current_function_funcdef_no.
2236 (s390_output_constant_pool): Likewise.
2237
2238 (legitimize_pic_address): Use regs_ever_live to track PIC register
2239 instead of current_function_uses_pic_offset_table.
2240 (s390_emit_prologue): Likewise.
2241 config/s390/s390.md ("call", "call_value"): Likewise.
2242
3f662186
NB		 22432002-08-26 Neil Booth <neil@daikokuya.co.uk>
2244
2245 * c-opts.c (find_opt): Don't complain about wrong languages
2246 here. Return exact matches even for wrong language.
2247 (c_common_decode_option): Complain about wrong languages
2248 here.
2249
b6128b8c
SH		 22502002-08-24 Stuart Hastings <stuart@apple.com>
2251
2252 * function.h (struct function): Add flag
2253 all_throwers_are_sibcalls.
2254 * except.c (set_nothrow_function_flags): Replaces
2255 nothrow_function_p. Set new flag.
2256 * except.h (set_nothrow_function_flags): Replaces
2257 nothrow_function_p.
2258 * dwarf2out.c (struct dw_fde_struct): Add flag
2259 all_throwers_are_sibcalls.
2260 (output_call_frame_info): Test it.
2261 (dwarf2out_begin_prologue) Propagate it from cfun to
2262 dw_fde_struct.
2263 * toplev.c (rest_of_compilation): Update calls to
2264 nothrow_function_p.
2265
280cf02a
ZW		 22662002-08-23 Zack Weinberg <zack@codesourcery.com>
2267
2268 * ggc-page.c (compute_inverse): Short circuit calculation for
2269 object sizes larger than half a page.
2270
c6664446
DE		 22712002-08-23 David Edelsohn <edelsohn@gnu.org>
2272
2273 * config/rs6000/rs6000.c (rs6000_elf_select_section): Treat
2274 DEFAULT_ABI == ABI_AIX like PIC. Test PIC & reloc for readonly
2275 default.
2276 (rs6000_elf_unique_section): Likewise.
2277
da57d233
KG		 22782002-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2279
2280 * ns32k.c (ns32k_globalize_label): Delete.
2281 * ns32k.h (ASM_OUTPUT_LABEL, TARGET_ASM_GLOBALIZE_LABEL): Delete.
2282
56a7189a
AM		 22832002-08-23 Alan Modra <amodra@bigpond.net.au>
2284
2285 * config/rs6000/rs6000.c (output_mi_thunk): Don't determine insns
2286 for loading delta with num_insns_constant_wide. Calculate
2287 delta_low, delta_high without using a conditional.
2288
d65b1d77
JM		 22892002-08-22 Jason Merrill <jason@redhat.com>
2290
2291 * c-common.h (RETURN_STMT_EXPR): Rename from RETURN_EXPR.
2292 * c-common.def: Adjust.
2293 * c-dump.c (c_dump_tree): Adjust.
2294 * c-semantics.c (genrtl_return_stmt): Adjust.
2295 * c-pretty-print.c (pp_c_statement): Adjust.
2296 * tree-inline.c (copy_body_r): Adjust.
2297
8537ed68
ZW		 22982002-08-22 Zack Weinberg <zack@codesourcery.com>
2299
2300 * ggc-page.c: Avoid division in ggc_set_mark.
2301 (DIV_MULT, DIV_SHIFT, OFFSET_TO_BIT, inverse_table,
2302 compute_inverse): New.
2303 (ggc_set_mark, ggc_marked_p): Use OFFSET_TO_BIT.
2304 (init_ggc): Initialize inverse_table.
2305
8567c70f
TT		 23062002-08-22 Tom Tromey <tromey@redhat.com>
2307
2308 * doc/install.texi (Configuration): Document --datadir.
2309
fde59d4b
AO		 23102002-08-22 Alexandre Oliva <aoliva@redhat.com>
2311
2312 * Makefile.in ($(BUILD_PREFIX_1)varray.o): Depend on $(GGC_H).
2313
44ddc79a
HPN		 23142002-08-22 Hans-Peter Nilsson <hp@bitrange.com>
2315
2316 * gengtype-lex.l (ID): Allow underscore as first character.
2317
b275d088
DE		 23182002-08-21 David Edelsohn <edelsohn@gnu.org>
2319
2320 * config/rs6000/rs6000.c (rs6000_xcoff_asm_globalize_label): New
2321 function.
2322 (rs6000_xcoff_asm_named_section): Rename.
2323 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_LABEL): Define.
2324
57ce46bb
TT		 23252002-08-21 Tom Tromey <tromey@redhat.com>
2326
2327 For PR java/6005 and PR java/7611:
2328 * fold-const.c (fold_truthop): Use can_use_bit_fields_p.
2329 (fold): Likewise.
2330 * langhooks.c (lhd_can_use_bit_fields_p): New function.
2331 * langhooks-def.h (lhd_can_use_bit_fields_p): Declare.
2332 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): New define.
2333 (LANG_HOOKS_INITIALIZER): Use it.
2334 * langhooks.h (struct lang_hooks) [can_use_bit_fields_p]: New
2335 field.
2336
27d30956
SS		 23372002-08-21 Stan Shebs <shebs@apple.com>
2338
2339 * tree.c (finish_vector_type): Fix a typo in a comment.
2340 * Makefile.in: Fix "the the" stutters in comments.
2341 * genautomata.c: Ditto.
2342 * ifcvt.c: Ditto.
2343 * regrename.c: Ditto.
2344 * config/alpha/alpha.c: Ditto.
2345 * config/alpha/vms-crt0-64.c: Ditto.
2346 * config/alpha/vms-crt0.c: Ditto.
2347 * config/alpha/vms-psxcrt0-64.c: Ditto.
2348 * config/alpha/vms-psxcrt0.c: Ditto.
2349 * config/d30v/d30v.h: Ditto.
2350 * config/fr30/fr30.h: Ditto.
2351 * config/rs6000/rs6000.c: Ditto.
2352 * config/stormy16/stormy16.h: Ditto.
2353 * doc/md.texi: Ditto.
8537ed68 2354
d873d827
JDA		 23552002-08-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
2356
2357 * cppinit.c (remove_dup_nonsys_dirs): Fix warning and return value.
2358
b462d4ab
JM		 23592002-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
2360
2361 * c-decl.c (grokdeclarator): Make invalid combinations with long,
2362 short, signed or unsigned into hard errors. Fixes PR c/4319.
2363 Also make duplicate modifiers such as "short short" into hard
2364 errors.
2365
b65d23aa 23662002-08-21 Andrew Pinski <pinskia@physics.uc.edu>
8537ed68 2367 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
b65d23aa
AP		 2368
2369 * doc/tm.texi (TARGET_ASM_GLOBALIZE_LABEL): Move '@end deftypefn'
2370 to the actual end. Add '@end table' and '@table @code'.
8537ed68 2371
3823f0b2
GK		 23722002-08-20 Geoffrey Keating <geoffk@redhat.com>
2373
8d25d915
GK		 2374 * doc/tm.texi (Label Output): Add missing '@end deftypefn'.
2375
3823f0b2
GK		 2376 * unroll.c (biv_total_increment): Don't try to compute the total
2377 increment for FP BIVs.
2378
5eb99654
KG		 23792002-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2380
2381 * alpha.c (TARGET_ASM_GLOBALIZE_LABEL): Define for unicosmk.
2382 * alpha/elf.h (ASM_OUTPUT_EXTERNAL_LIBCALL,
2383 ASM_OUTPUT_ALIGNED_BSS): Use target hook.
2384 * alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS): Likewise.
2385 * alpha/unicosmk.h (ASM_GLOBALIZE_LABEL): Delete.
2386 * arm/aof.h (ASM_GLOBALIZE_LABEL): Likewise.
2387 (GLOBAL_ASM_OP): Define.
2388 * arm.c (aof_globalize_label): New function.
2389 (TARGET_ASM_GLOBALIZE_LABEL): Define for AOF.
2390 * arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS): Use target hook.
2391 * c4x.c (c4x_globalize_label): New function.
2392 (TARGET_ASM_GLOBALIZE_LABEL): Define for c4x.
2393 * c4x.h (ASM_GLOBALIZE_LABEL): Delete.
2394 (GLOBAL_ASM_OP): Define.
2395 * cris/aout.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use target hook.
2396 * darwin-protos.h (darwin_globalize_label): Declare.
2397 * darwin.c (darwin_globalize_label): New function.
2398 * darwin.h (ASM_DECLARE_CLASS_REFERENCE): Use target hook.
2399 (ASM_GLOBALIZE_LABEL): Delete.
2400 (GLOBAL_ASM_OP, TARGET_ASM_GLOBALIZE_LABEL): Define.
2401 * dsp16xx.c (asm_output_common): Use target hook.
2402 * elfos.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2403 * frv.h (ASM_GLOBALIZE_LABEL): Delete.
2404 (GLOBAL_ASM_OP): Define.
2405 * i370.c (i370_globalize_label): New function.
2406 (TARGET_ASM_GLOBALIZE_LABEL): Define for i370.
2407 * i370.h (ASM_GLOBALIZE_LABEL): Delete.
2408 * i386.c (ix86_asm_file_end): Use target hook.
2409 * i386/sco5.h (ASM_GLOBALIZE_LABEL): Don't undef.
2410 (ASM_OUTPUT_EXTERNAL_LIBCALL): Use target hook.
2411 * ia64.c (ia64_asm_output_external): Likewise.
2412 * ia64/sysv4.h: Update comment.
2413 * m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use target hook.
2414 * mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2415 * mips/iris5.h (ASM_OUTPUT_WEAK_ALIAS): Use target hook.
2416 * mips/linux.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2417 * mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Use target hook.
2418 * mmix-protos.h (mmix_asm_globalize_label): Delete.
2419 * mmix.c (mmix_asm_globalize_label): Likewise.
2420 * mmix.h (ASM_GLOBALIZE_LABEL): Likewise.
2421 (GLOBAL_ASM_OP): Define.
2422 * ns32k.c (ns32k_globalize_label): New function.
2423 * ns32k.h (TARGET_ASM_GLOBALIZE_LABEL): Define for ns32k.
2424 (ASM_GLOBALIZE_LABEL): Delete.
2425 * pa/pa-linux.h (ASM_GLOBALIZE_LABEL): Don't undef.
2426 (TARGET_ASM_GLOBALIZE_LABEL): Undefine.
2427 * pa.c (pa_globalize_label): New function.
2428 * pa.h (ASM_GLOBALIZE_LABEL): Delete.
2429 (TARGET_ASM_GLOBALIZE_LABEL): Define for pa.
2430 * rs6000/darwin.h (ASM_GLOBALIZE_LABEL): Delete.
2431 (GLOBAL_ASM_OP): Define.
2432 (TARGET_ASM_GLOBALIZE_LABEL): Undef.
2433 * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Use target hook.
2434 * rs6000/xcoff.h (ASM_GLOBALIZE_LABEL): Delete.
2435 (GLOBAL_ASM_OP): Define.
2436 * v850.c (v850_output_aligned_bss): Use target hook.
2437 * vax.c (vms_globalize_label): New function.
2438 (TARGET_ASM_GLOBALIZE_LABEL): Define for vms.
2439 * vax/vms.h (ASM_GLOBALIZE_LABEL): Delete.
2440 (GLOBAL_ASM_OP): Define.
2441 * defaults.h (ASM_GLOBALIZE_LABEL): Delete.
2442 * doc/tm.texi: Update docs.
2443 * dwarf2out.c (default_eh_frame_section, output_die_symbol): Use
2444 target hook.
2445 * final.c (output_alternate_entry_point): Likewise.
2446 * hooks.c (hook_FILEptr_constcharptr_void): New function.
2447 * hooks.h (hook_FILEptr_constcharptr_void): Declare.
2448 * output.h (assemble_global): Delete.
2449 (default_globalize_label): Declare.
2450 * system.h (ASM_GLOBALIZE_LABEL): Poison.
2451 * target-def.h (TARGET_ASM_GLOBALIZE_LABEL): Define.
2452 (TARGET_ASM_OUT): Add TARGET_ASM_GLOBALIZE_LABEL.
2453 * target.h (gcc_target): Add globalize_label member.
2454 * varasm.c (asm_output_bss, asm_output_aligned_bss,
2455 globalize_decl): Use target hook.
2456 (assemble_global): Delete.
2457 (default_globalize_label): New function.
2458
f8f28a75
KG		 24592002-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2460
2461 * dsp16xx.h (dsp16xx_umulhi3_libcall): Delete.
2462
92b5aacd
DP		 24632002-08-20 Devang Patel <dpatel@apple.com>
2464 * tree.c (get_qualified_type): Add TYPE_CONTEXT check.
8537ed68 2465
761c70aa
KG		 24662002-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2467
2468 * arc.c (output_shift): Use stdio instead of asm_fprintf.
2469 * arm.c (thumb_output_function_prologue): Likewise.
2470 * avr.c (print_operand): Likewise.
2471 * c4x.c (c4x_print_operand): Likewise.
2472 * c4x.h (ASM_OUTPUT_INTERNAL_LABEL, TRAMPOLINE_TEMPLATE,
2473 ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
2474 * cris.c (cris_target_asm_function_prologue,
2475 cris_asm_output_mi_thunk): Likewise.
2476 * h8300.c (print_operand): Likewise.
2477 * h8300.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2478 * ip2k.c (print_operand): Likewise. Fix format specifier.
2479 * m68hc11.c (asm_print_register, print_operand,
2480 print_operand_address): Use stdio instead of asm_fprintf.
2481 (print_operand_address): Fix format specifier.
2482 * m68hc11.h (FUNCTION_PROFILER, ASM_OUTPUT_ADDR_DIFF_ELT,
2483 ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ALIGN): Use stdio instead of
2484 asm_fprintf.
2485 * m68k/amix.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2486 * m68k/atari.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2487 * m68k.c (m68k_output_function_prologue,
2488 m68k_output_function_epilogue, print_operand): Likewise.
2489 * mmix.c (mmix_asm_output_mi_thunk, mmix_asm_weaken_label):
2490 Likewise. Fix format specifier.
2491 * mn10200.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2492 * mn10300.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2493 * v850.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2494
5ce6f47b
EC		 24952002-08-15 Eric Christopher <echristo@redhat.com>
2496 Jeff Knaggs <jknaggs@redhat.com>
2497
2498 * config.gcc (mipsisa64sr71k-elf): New target.
2499 * config/mips/sr71k.md: New file.
2500 * config/mips/mips.md: Use it.
2501 (rot*): Add sr71k specifics.
2502 * config/mips/t-sr71k: New file.
2503 * config/mips/mips.h (sr71k): New cpu.
2504 (TARGET_SR71K): Use it.
2505 (TUNE_SR71K): Ditto.
2506 (GENERATE_BRANCHLIKELY): Ditto.
2507 (ISA_HAS_MULHI, ISA_HAS_MULS, ISA_HAS_MSAC, ISA_HAS_MACC,
2508 ISA_HAS_ROTR_SIISA_HAS_ROTR_DI): Ditto.
2509 * config/mips/mips.c (sr71k): New cpu.
2510 (mips_use_dfa_pipeline_interface): Use.
2511
25122002-08-15 Eric Christopher <echristo@redhat.com>
8537ed68 2513 Richard Sandiford <rsandifo@redhat.com>
5ce6f47b
EC		 2514 Aldy Hernandez <aldyh@redhat.com>
2515 Graham Stott <grahams@redhat.com>
2516 Michael Meissner <meissner@redhat.com>
2517 Gavin Romig-Koch <gavin@redhat.com>
2518 Ken Raeburn <raeburn@cygnus.com>
2519 Alexandre Oliva <aoliva@redhat.com>
2520
2521 * config.gcc (mips64vr-elf): New target.
2522 * config/mips/5400.md: New file.
2523 * config/mips/5500.md: Ditto.
2524 * config/mips/mips.md: Use them.
2525 (frsqrt): New.
2526 * config/mips/mips.c (vr4111, vr4121, vr4320, vr5400, vr5500): New
2527 cpus.
2528 (mips_issue_rate): Use them.
2529 (mips_use_dfa_pipeline_interface): New function. Use for 5400 and 5500.
2530 (TARGET_SCHEDUSE_DFA_PIPELINE_INTERFACE): Define. Use above.
2531 * config/mips/mips.h (vr4111, vr4121, vr4320, vr5400, vr5500): New
2532 cpus.
2533 (TARGET_MIPSx): Use them.
2534 (TUNE_MIPSx): Ditto.
2535 (GETNATE_MULT3_SI): Ditto.
2536 (ISA_HAS_BRANCHLIKELY): Ditto.
2537 (ISA_HAS_CONDMOVE): Ditto.
2538 (ISA_HAS_NMADD_NMSUB): Ditto.
2539 (ISA_HAS_MULHI): New. Ditto.
2540 (ISA_HAS_MULS): Ditto.
2541 (ISA_HAS_MSAC): Ditto.
2542 (ISA_HAS_MACC): Ditto.
2543 (ISA_HAS_ROTR_SI): Ditto.
2544 (ISA_HAS_ROTR_DI): Ditto.
2545 (RTX_COSTS): Use.
2546
48209ce5
JDA		 25472002-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2548
2549 * cppinit.c (remove_dup_dir): Add head_ptr argument to handle removal
2550 at head.
2551 (remove_dup_nonsys_dirs): New function.
2552 (remove_dup_dirs): Change argument head to head_ptr. Remove warnings.
2553 (merge_include_chains): Remove non-system include directories from
2554 quote and bracket include chains when they duplicate equivalent system
2555 directories.
2556 * doc/cpp.texi (-I): Update.
8537ed68
ZW		 2557 * doc/cppopts.texi (-I): Update.
2558 * doc/install.texi (--with-local-prefix): Further document usage of
48209ce5
JDA		 2559 this option.
2560 * doc/invoke.texi (-I): Update.
2561
4ca79136
RH		 25622002-08-20 Richard Henderson <rth@redhat.com>
2563
2564 * expr.c (TARGET_MEM_FUNCTIONS): Transform to boolean.
2565 (emit_block_move): Split out subroutines.
2566 (emit_block_move_via_movstr): New.
2567 (emit_block_move_via_libcall): New. Emit bcopy via normal call also.
2568 (emit_block_move_libcall_fn): New. Construct function prototype for
2569 bcopy as well.
2570 (clear_storage): Split out subroutines.
2571 (clear_storage_via_clrstr): New.
2572 (clear_storage_via_libcall): New. Emit bzero as a normal call also.
2573 (clear_storage_libcall_fn): New. Construct function prototype for
2574 bzero as well.
2575 (emit_push_insn): Use emit_block_move.
2576 (expand_assignment): Booleanize TARGET_MEM_FUNCTIONS.
2577 (store_constructor): Likewise.
2578
9f05cef3
ZL		 25792002-08-19 Ziemowit Laski <zlaski@apple.com>
2580
2581 * objc/objc-act.c (building_objc_message_expr): Rename to
2582 current_objc_message_selector.
2583
1bd5981b
ZL		 25842002-08-19 Ziemowit Laski <zlaski@apple.com>
2585
2586 * objc/objc-act.c (build_ivar_chain): Remove.
2587 (objc_copy_list): Likewise.
2588 (get_class_ivars): Inline call to removed build_ivar_chain
2589 function. Save off a clean copy of ivars in the CLASS_OWN_IVARS
2590 slot; use that slot (rather than CLASS_IVARS) when accessing
2591 ivars for base classes. Call copy_list and chainon instead of
2592 objc_copy_list.
2593 (build_private_template): Call get_class_ivars instead of
2594 build_ivar_chain.
2595 (start_class): Allocate room for the CLASS_OWN_IVARS slot.
5ce6f47b 2596 (continue_class): Call get_class_ivars instead of
1bd5981b
ZL		 2597 build_ivar_chain.
2598 (encode_field_decl): Check for DECL_BIT_FIELD_TYPE instead
2599 of DECL_BIT_FIELD (which may have been cleared).
2600 * objc/objc-act.h (CLASS_OWN_IVARS): New accessor macro.
2601
2bf087c0
KG		 26022002-08-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2603
2604 * genautomata.c (output_translate_vect, output_state_ainsn_table,
2605 output_min_issue_delay_table): Mark variable with ATTRIBUTE_UNUSED
2606 in output file.
2607 (output_internal_min_issue_delay_func): Initialize variable in
2608 output file.
2609
3fcd079e
AO		 26102002-08-19 Alexandre Oliva <aoliva@redhat.com>
2611
2612 * Makefile.in (GCC_FOR_TARGET): Prepend STAGE_CC_WRAPPER.
2613 (stage2_build, stage3_build, stage4_build): Likewise, to CC.
2614
71012d97
GK		 26152002-08-19 Geoffrey Keating <geoffk@redhat.com>
2616 Steve Ellcey <sje@cup.hp.com>
2617
2618 * machmode.h (SCALAR_INT_MODE_P): New macro to test for
2619 scaler integer mode (MODE_INT or MODE_PARTIAL_INT).
2620 * explow.c (trunc_int_for_mode): Abort when the mode is not
2621 a scaler integer mode.
2622 * combine.c (expand_compound_operation): Don't expand Vector
2623 or Complex modes into shifts.
2624 (expand_field_assignment): Don't do bitwise arithmatic and
2625 shifts on Vector or Complex modes.
2626 (simplify_comparison): Don't call trunc_int_for_mode
2627 for VOIDmode.
2628 * recog.c (general_operand): Likewise.
2629 (immediate_operand): Likewise.
2630 (nonmemory_operand): Likewise.
2631
af8cb5c5
DE		 26322002-08-19 David Edelsohn <edelsohn@gnu.org>
2633
2634 * config/rs6000/rs6000.c (rs6000_emit_set_const): Inline
2635 multi-instruction SImode constant. Add REG_EQUAL note.
2636 * config/rs6000/rs6000.md (movsi splitter): Use
5ce6f47b 2637 rs6000_emit_set_const.
af8cb5c5 2638
9bc146b3
KG		 26392002-08-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2640
2641 * tree-inline.c (initialize_inlined_parameters): Wrap variable in
2642 the macro test controlling its use.
2643
66df2ac2
L		 26442002-08-18 H.J. Lu (hjl@gnu.org)
2645
2646 * config.gcc (*-*-linux*): Set extra_parts="crtbegin.o
2647 crtbeginS.o crtbeginT.o crtend.o crtendS.o", gas=yes and
2648 gnu_ld=yes.
2649 (alpha*-*-linux*, cris-*-linux*, i370-*-linux*,
2650 i[34567]86-*-linux*, x86_64-*-linux*, mips*-*-linux*,
2651 s390-*-linux*, s390x-*-linux*, sparc-*-linux*, sparc64-*-linux*,
2652 xtensa-*-linux*): Remove setting extra_parts, gas, and gnu_ld
2653 here.
2654 (cris-*-linux*): Remove setting thread_file here.
2655
463f1b2b
NB		 26562002-08-18 Neil Booth <neil@daikokuya.co.uk>
2657
2658 PR preprocessor/7602
2659 * cppinit.c (path_include): Treat the system environment
2660 variables as being cxx_aware.
2661
2984fe64
JM		 26622002-08-17 Joseph S. Myers <jsm@polyomino.org.uk>
2663
2664 * c-decl.c (flexible_array_type_p): New function.
2665 (grokdeclarator, finish_struct): Use it.
2666 * doc/extend.texi: Document constraints on use of structures with
2667 flexible array members.
2668
fded6d78
RS		 26692002-08-17 Richard Sandiford <rsandifo@redhat.com>
2670
2671 * config/mips/t-coff, config/mips/t-elf, config/mips/t-isa3264,
2672 config/mips/t-r3900 (MULTILIB_MATCHES): Define.
2673 * config/mips/mips.h (ASM_SPEC): Use %(endian_spec).
2674
8aa5074e
SS		 26752002-08-16 Stan Shebs <shebs@apple.com>
2676
2677 * c-common.c (cb_register_builds): Define __NEXT_RUNTIME__
2678 for ObjC with -fnext-runtime.
2679 * doc/cpp.texi: Document it.
2680
f97a5bda
JJ		 26812002-08-16 Janis Johnson <janis187@us.ibm.com>
2682
2683 * doc/install.texi (Final installation): Replace links to individual
2684 build status pages with a link to a common page that lists them all.
2685
d3075b6c
SP		 26862002-08-16 Sylvain Pion <pion@cs.nyu.edu>
2687
2688 * doc/invoke.texi: Fix typo.
2689
fdf68669
DE		 26902002-08-16 David Edelsohn <edelsohn@gnu.org>
2691
2692 * doc/install.texi (*-ibm-aix*): Explain AIX shared object versioning.
2693
26942002-08-16 Andrew Haley <aph@redhat.com>
d436bff8
AH		 2695
2696 * tree-inline.c: Add includes for Java inliner.
2697 (remap_decl): Don't handle anonymous types for Java.
2698 (remap_block): Add handling for Java trees.
2699 (copy_scope_stmt): Conditionalize for non-Java use only.
2700 (copy_body_r): Handle Java trees. Add handling for
2701 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, Java blocks.
2702 (initialize_inlined_parameters): Handle Java trees.
2703 (declare_return_variable): Likewise.
2704 (expand_call_inline): Handle Java trees.
2705 (walk_tree): Likewise.
2706 (copy_tree_r): Don't handle SCOPE_STMTs for Java.
2707 (add_stmt_to_compound): New function.
2708
204250d2
RH		 27092002-08-15 Richard Henderson <rth@redhat.com>
2710
2711 * Makefile.in (LOOSE_WARN): Remove -fno-common.
2712 (NOCOMMON_FLAG): New substitution point.
2713 (GCC_WARN_CFLAGS): Include it.
2714 * configure.in (ac_checking): Set nocommon_flag.
2715 (nocommon_flag): New substitution point.
2716
25587e40
AO		 27172002-08-15 Alexandre Oliva <aoliva@redhat.com>
2718
2719 * c-tree.h (skip_evaluation): Move declaration...
2720 * c-common.h: ... here.
2721 * c-typeck.c (build_external_ref): Don't assemble_external nor
2722 mark a tree as used if skip_evaluation is set.
2723 * c-parse.in (typeof): New non-terminal to set skip_evaluation
2724 around TYPEOF.
2725 (typespec_nonreserved_nonattr): Use it.
2726
702ada3d
DR		 27272002-08-15 Douglas B Rupp <rupp@gnat.com>
2728
2729 * dbxout.c (dbx_debug_hooks): Update end_prologue, end_epilogue.
2730 (xcoff_debug_hooks): Update end_prologue.
2731 * debug.c (do_nothing_debug_hooks): Update end_prologue, end_epilogue.
2732 * debug.h (end_prologue): Add file arg.
2733 (end_epilogue): Add line and file args.
2734 (dwarf2out_end_epilogue): Add line and file args.
2735 (vmsdbgout_after_prologue): Remove.
2736 * dwarf2out.c (dwarf2out_end_epilogue): Add line and file args.
2737 (dwarf2_debug_hooks): Update end_prologue.
2738 * dwarfout.c (dwarfout_end_epilogue): Add line and file args.
2739 (dwarfout_end_prologue): Add file arg.
2740 * final.c (vmsdbgout_after_prologue): Remove
2741 (final_end_function): Update end_epilogue call.
2742 (final_scan_insn): Update end_prologue call.
2743 * sdbout.c (sdbout_end_epilogue): Add line and file args.
2744 (sdbout_end_prologue): Add file arg.
2745 (sdb_debug_hooks): Update end_prologue.
2746 (sdb_begin_prologue): Update sdbout_end_prologue call.
2747 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_end_prologue,
2748 vmsdbgout_end_function.
2749 (vmsdbgout_end_prologue): New function renamed from
2750 vmsdbgout_after_prologue. Call vmsdbgout_source_line.
2751 (vmsdbgout_end_function): New function.
2752 (vmsdbgout_end_epilogue): Add line and file args. Call
2753 vmsdbgout_source_line.
2754 (write_pclines): Write only valid line numbers.
2755 (write_srccorr): Don't write source correlation records if 0 lines.
2756 * xcoffout.c (xcoffout_end_epilogue): Add line and file args.
2757
9ef30f83
SE		 27582002-08-15 Steve Ellcey <sje@cup.hp.com>
2759
2760 * gcc/unwind.h (_Unwind_Ptr): Make 64 bits on IA64 HP-UX.
2761 (_Unwind_Internal_Ptr): 32 bit version for use in
2762 read_encoded_value_with_base.
2763 * gcc/unwind-pe.h (read_encoded_value_with_base): Use
2764 _Unwind_Internal_Ptr instead of _Unwind_Ptr in order to get the
2765 right size.
2766
f7043461
KG		 27672002-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2768
2769 * loop.c (scan_loop, move_movables, count_one_set): Cast to avoid
2770 signed/unsigned warnings.
2771
2772 * regclass.c (init_reg_sets_1, choose_hard_reg_mode,
2773 record_reg_classes): Likewise.
2774
2775 * reload.c (reload_inner_reg_of_subreg, push_reload,
2776 find_reloads_address_1): Likewise.
2777
b4d330e1
DE		 27782002-08-15 David Edelsohn <edelsohn@gnu.org>
2779
2780 * rs6000.c (output_mi_thunk): Return to function section on
2781 TARGET_ELF.
2782
2783 * rs6000-c.c (rs6000_cpu_cpp_builtins): Define __PPC405__ if PPC405.
2784
61f02ff5
UW		 27852002-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2786
2787 * config/s390/s390.c (legitimize_address): Optimize loading
2788 of large displacements.
2789
1330f7d5
DR		 27902002-08-14 Douglas B Rupp <rupp@gnat.com>
2791
2792 * config/alpha/alpha-protos.h: Update.
2793
2794 * config/alpha/alpha.c: (LINKAGE_SYMBOL_REF_P): New macro.
2795 (alpha_legitimate_address_p): Test LINKAGE_SYMBOL_REF_P.
2796 (alpha_linkage_symbol_p): New static function.
2797 (print_operand_address): Print linkage operand.
2798
2799 (alpha_funcs_num, alpha_funcs_tree, alpha_links_tree): New static
2800 variables.
2801 (reloc_kind): New enum.
2802 (struct alpha_funcs): New struct.
2803 (struct alpha_links): Add reloc_kind field. Rename links_kind field.
2804
2805 (alpha_need_linkage): Rewrite.
2806 (alpha_use_linkage): New global function.
2807 (alpha_write_linkage): Rewrite and make static.
2808 (alpha_write_one_linkage): Rewrite
2809
2810 (alpha_start_function): Remove procedure descriptor output.
2811 (alpha_end_function): Write linkages at end of each function.
2812
2813 * config/alpha/alpha.md (call_vms, call_value_vms): Rewrite.
2814 (call_vms_1, call_value_vms_1): Rewrite.
2815
2816 * config/alpha/vms.h (ASM_FILE_END): Remove.
2817
d1f1cc6a
RH		 28182002-08-14 Richard Henderson <rth@redhat.com>
2819
2820 * ggc-page.c (RTL_SIZE): New.
2821 (extra_order_size_table): Add specializations for 2 and 10 rtl slots.
2822 * rtl.def (BARRIER, NOTE): Pad to 9 slots.
2823
23626154
RH		 28242002-08-14 Richard Henderson <rth@redhat.com>
2825
2826 * calls.c: Include target.h.
2827 * Makefile.in (calls.o): Update.
2828
2829 * config/alpha/alpha.c (alpha_end_function): Use targetm.binds_local_p.
2830 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
2831
fd350d24
RH		 28322002-08-14 Richard Henderson <rth@redhat.com>
2833
2834 * Makefile.in (LOOSE_WARN): Add -fno-common.
2835 * c-common.h (constant_string_class_name): Add missing extern.
2836
182d89a3
NB		 28372002-08-15 Neil Booth <neil@daikokuya.co.uk>
2838
2839 PR preprocessor/7358
2840 * c-opts.c (check_deps_environment_vars): Ignore main file
2841 for SUNPRO_DEPENDENCIES.
2842 * cppfiles.c (stack_include_file): Ignore main file if
2843 appropriate.
2844 * cpplib.h (struct cpp_options): New member in deps.
2845 * doc/cppenv.texi: Update.
2846
8bfb1467
NB		 28472002-08-14 Neil Booth <neil@daikokuya.co.uk>
2848
2849 PR preprocessor/7526
2850 * cpplib.c (run_directive): Kludge so _Pragma dependency works.
2851
41685063
NS		 28522002-08-14 Nathan Sidwell <nathan@codesourcery.com>
2853
2854 * doc/invoke.texi (-a): Remove documentation.
2855 (-fprofile-arcs): Remove reference to -a, -ax options.
2856 * doc/gcov.texi (Gcov Data Files): Data might be merged.
2857
77893a23
GDR		 28582002-08-14 Gabriel Dos Reis <gdr@nerim.net>
2859
2860 Fix PR/7566
2861 * c-semantics.c (genrtl_case_label): Don't (mis)use
5ce6f47b 2862 warning_with_decl.
77893a23 2863
260f91c2
DJ		 28642002-08-14 Dale Johannesen <dalej@apple.com>
2865
8537ed68 2866 * explow.c (emit_stack_restore): Emit memory clobbers
260f91c2
DJ		 2867 preceding the stack pop, to prevent the scheduler from
2868 moving refs to variable arrays below this pop.
2869 * reload1.c (reload): Preserve these clobbers for sched2.
2870 * doc/rtl.texi: Document clobber (mem:BLK (scratch)).
2871
cd79e210
NB		 28722002-08-14 Neil Booth <neil@daikokuya.co.uk>
2873
2874 * c-opts.c (c_common_post_options): Correct test.
2875
3eb75a73
KG		 28762002-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2877
2878 * m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Fix incorrect argument
2879 order in call to fprintf.
2880
be3a0ce2
RO		 28812002-08-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2882
2883 * config/sparc/sol2.h (SUBTARGET_EXTRA_SPECS): Define.
2884
ccfc6cc8
UW		 28852002-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2886
5ce6f47b 2887 * reload.c (find_reloads): Handle constraint letters marked by
ccfc6cc8
UW		 2888 EXTRA_ADDRESS_CONSTRAINT and EXTRA_MEMORY_CONSTRAINT.
2889 (alternative_allows_memconst): Likewise.
2890 * reload1.c (maybe_fix_stack_asms): Likewise.
5ce6f47b 2891 * recog.c (asm_operand_ok, preprocess_constraints,
ccfc6cc8
UW		 2892 constrain_operands): Likewise.
2893 * regclass.c (record_operand_costs, record_reg_classes): Likewise.
2894 * local-alloc.c (block_alloc, requires_inout): Likewise.
2895 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
2896
2897 * defaults.h (EXTRA_MEMORY_CONSTRAINT): Provide a default.
2898 (EXTRA_ADDRESS_CONSTRAINT): Likewise.
2899 * doc/tm.texi: Document these two new target macros.
2900
2901 * config/s390/s390.c (s390_expand_plus_operand): Accept already
2902 valid operands.
2903 (q_constraint): New function.
2904 config/s390/s390-protos.h (q_constraint): Declare it.
2905 config/s390/s390.h (EXTRA_CONSTRAINT): Use it.
2906 (EXTRA_MEMORY_CONSTRAINT): New macro.
2907
2908 * config/s390/s390.md: Throughout the machine description,
2909 replace all instances of the constraint combinations 'Qo'
2910 or 'oQ' with simply 'Q'.
2911
d6ee9f6f
SC		 29122002-08-14 Stephane Carrez <stcarrez@nerim.fr>
2913
2914 * config/m68hc11/m68hc11.h (LINK_SPEC): Support -mrelax.
2915 * config/m68hc11/t-m68hc11-gas (LIBGCC2_DEBUG_CFLAGS): Can use -g now.
2916 (LIBGCC2_CFLAGS): Compile with -mrelax.
2917
8a0b86f5
SC		 29182002-08-14 Stephane Carrez <stcarrez@nerim.fr>
2919
2920 * doc/invoke.texi: Document -minmax for 68HC12.
2921
2922 * config/m68hc11/m68hc11.md ("umaxqi3"): Use TARGET_MIN_MAX.
2923 ("uminqi3"): Likewise.
2924 ("uminhi3", "umaxhi3"): Likewise.
2925
2926 * config/m68hc11/m68hc11.h (MASK_MIN_MAX): Define.
2927 (TARGET_MIN_MAX): Define.
2928 (TARGET_SWITCHES): New option -minmax/-mnominmax.
2929
d6381f4e
SC		 29302002-08-14 Stephane Carrez <stcarrez@nerim.fr>
2931
2932 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Build __far_trampoline.
2933 (MULTILIB_OPTIONS): Must also generate for -mlong-calls.
2934
2935 * config/m68hc11/larith.asm: Put a mode for ELF ABI flags.
2936 (ret, declare, farsym): New gas macros.
2937 (__premain, exit, abort, _cleanup, memcpy, memset, ___adddi3,
2938 ___subdi3, ___notdi2, __mulhi32, __mulsi3): Use them to use 'rtc'
2939 and declare the symbol far when compiled with -mlong-calls.
5ce6f47b 2940 (__far_trampoline): New for 68HC12 trampoline code to invoke a
d6381f4e
SC		 2941 far handler using jsr/bsr.
2942
2943 * config/m68hc11/m68hc11-crt0.S: Put a mode for ELF ABI flags.
2944 (jsr): New macro to transform a 'jsr' into a 'call'.
2945
058edcdb
SC		 29462002-08-14 Stephane Carrez <stcarrez@nerim.fr>
2947
2948 * doc/invoke.texi: Document -mlong-calls for 68HC12.
2949
2950 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__USE_RTC__ when
2951 -mlong-calls is specified.
5ce6f47b 2952 (ASM_DECLARE_FUNCTION_NAME): Define to generate .far and .interrupt
058edcdb
SC		 2953 assembler directives.
2954 (TARGET_LONG_CALL, MASK_LONG_CALL): Declare.
2955 (TARGET_SWITCHES): Add -mlong-calls options.
2956 (current_function_far): Declare.
2957
2958 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset): Take
2959 into account the page register saved on the stack.
2960 (m68hc11_override_options): Take into account -mlong-calls option.
2961 (m68hc11_asm_file_start): Put a mode for the ELF flags ABI.
2962
2963 * config/m68hc11/m68hc11.md ("*return_32bit"): Return rtc
2964 if the function is going to be in 68HC12 banked memory (-mlong-calls).
2965 ("*return_16bit"): Likewise.
2966 ("*return_void"): Likewise.
2967 ("call", "call_value"): Use call for a far function call.
2968
c79043f3
NB		 29692002-08-14 Neil Booth <neil@daikokuya.co.uk>
2970
2971 * toplev.c (parse_options_and_default_flags): Don't call
2972 post_options here.
2973 (general_init): Initialize GC, pools and tree hash here,
2974 instead of lang_independent_init.
2975 (lang_independent_init): Rename backend_init.
2976 (do_compile): Call post_options hook; exit early if there
2977 have been errors after switch processing.
2978 (toplev_main): Update.
2979
6bf346d4
GDR		 29802002-08-14 Gabriel Dos Reis <gdr@nerim.net>
2981
2982 * c-pretty-print.h: Guard against multiple inclusion.
2983 Robustify macros.
2984 (pp_c_attributes): Declare.
2985 * c-pretty-print.c (pp_c_attributes): New function.
2986
cbf2f479
KG		 29872002-08-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2988
2989 * m68k.c (m68k_output_function_prologue,
2990 m68k_output_function_epilogue): Delete versions for DPX2/MOTOROLA
2991 and NEWS/MOTOROLA.
2992 * genattrtab.c: Remove dpx2 comment.
2993 * libgcc2.c (__enable_execute_stack): Delete versions for
2994 NeXT/__MACH__, __convex__, __sysV88__, __pyr__ and
2995 sony_news/SYSTYPE_BSD.
2996 * longlong.h: Delete code for __a29k__, _AM29K, __clipper__,
2997 __gmicro__, __i860__, __NeXT__ and __pyr__.
2998 * rtl.h: Remove convex comment.
2999 * varasm.c: Likewise.
3000
d3969c34
KG		 30012002-08-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3002
3003 * c-opts.c (lang_flags): Const-ify.
3004 * ra-build.c (undef_table): Likewise.
3005 * ra.c (eliminables): Likewise.
3006
df89f8e7
GDR		 30072002-08-14 Gabriel Dos Reis <gdr@nerim.net>
3008
3009 * tree.h: Guard against multiple inclusion.
3010
cf87d551
HPN		 30112002-08-14 Hans-Peter Nilsson <hp@bitrange.com>
3012
3013 * reload1.c (reload_cse_simplify): Before checking
3014 REG_FUNCTION_VALUE_P, check REG_P.
3015
a43c8986
GK		 30162002-08-13 Geoffrey Keating <geoffk@redhat.com>
3017
3018 * Makefile.in (attribs.o): Remove $(OBSTACK_H) dependency.
3019
29337351
NB		 30202002-08-13 Neil Booth <neil@daikokuya.co.uk>
3021
3022 * c-opts.c (c_common_init_options): Extra braces needed.
3023
8202c8c4
R		 3024Tue Aug 13 17:40:25 2002 J"orn Rennecke <joern.rennecke@superh.com>
3025
3026 * sh.c (sh_init_builtins): Add PARAMS to declaration.
3027 (sh_media_init_builtins, sh_expand_builtin): Likewise.
3028 (sh_expand_unop_v2sf): Use PARAMS for variable declaration.
3029 (sh_expand_binop_v2sf): Likewise.
3030 * sh-protos.h (sh_expand_unop_v2sf): Add PARAMS to declaration.
3031 (sh_expand_binop_v2sf, sh_cfun_interrupt_handler_p): Likewise.
3032 (sh_initialize_trampoline): Likewise.
3033
07893d4f
UW		 30342002-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3035
3036 * s390-modes.def [CCL1, CCL2, CCT1, CCT2, CCT3, CCUR, CCSR]: Declare
3037 new condition code modes.
3038 s390.c (s390_match_ccmode_set): Handle those new CC modes.
3039 (s390_select_ccmode): Likewise.
3040 (s390_branch_condition_mask): Likewise.
3041
3042 * s390-protos.h (s390_tm_ccmode): Declare.
3043 s390.c (s390_tm_ccmode): New function.
3044 (s390_match_ccmode): Allow VOIDmode as REQ_MODE.
3045
3046 * s390.md ("*cmpdi_tm2"): Rename to "*tmdi_ext".
3047 ("*cmpsi_tm2"): Rename to "*tmsi_ext".
3048 ("*cmpqi_tm2"): Rename to "*tmqi_ext".
3049
3050 ("*cmpdi_tm_reg", "*cmpdi_tm_mem", "*cmpsi_tm_reg", "*cmpsi_tm_mem",
3051 "*cmphi_tm_sub","*cmphi_cct_0", "*cmpqi_tm", "*cmpqi_tm_sub",
3052 "*cmpqi_cct_0", "*tm_0"): Remove, replace by ...
3053 ("*tmdi_reg", "*tmsi_reg", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem",
3054 "*tmqi_mem", "*tmhi_full", "*tmqi_full"): ... these new patterns.
3055
3056 ("*ltgr", "*cmpdi_ccs_0_64", "*cmpdi_ccs_0_31", "*ltr", "*icm15",
5ce6f47b 3057 "*icm15_cconly", "*cmpsi_ccs_0", "*icm3", "*cmphi_ccs_0", "*icm1",
07893d4f
UW		 3058 "*cmpqi_ccs_0"): Remove, replace by ...
3059 ("*tstdi_sign", "*tstdi", "*tstdi_cconly", "*tstdi_cconly_31",
5ce6f47b 3060 "*tstsi", "*tstsi_cconly", "*tstsi_cconly2", "*tsthi", "*tsthi_cconly",
07893d4f
UW		 3061 "*tstqi", "*tstqi_cconly"): ... these new patterns.
3062
3063 ("*cmpsidi_ccs"): Remove, replace by ...
3064 ("*cmpsi_ccs_sign"): ... this new pattern.
3065 ("*cmpdi_ccs_sign", "*cmpdi_ccu_zero"): New patterns.
3066
3067 ("*cmpqi_ccu_0", "*cmpqi_ccu_immed"): Remove, replace by ...
3068 ("*cli"): ... this new pattern.
3069
3070 ("*adddi3_sign", "*adddi3_zero_cc", "*adddi3_zero_cconly",
3071 "*adddi3_zero", "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2"):
3072 New patterns.
3073 ("adddi3_64"): Rename to "*adddi3_64".
3074 ("adddi3_31"): Replace by insn and splitter "*adddi3_31".
3075 ("adddi3"): Adapt expander.
3076
3077 ("*addsi3_cc"): Allow "general_operand" for operand 2.
5ce6f47b 3078 ("*addsi3_carry1_cc", "*addsi3_carry1_cconly",
07893d4f
UW		 3079 "*addsi3_carry2_cc", "*addsi3_carry2_cconly"): New patterns.
3080
3081 ("addhi3", "addqi3"): Remove, replace by ...
3082 ("*addsi3_sign", "*addsi3_sub"): ... these new patterns.
3083
3084 ("*subdi3_sign", "*subdi3_zero_cc", "*subdi3_zero_cconly",
3085 "*subdi3_zero", "*subdi3_cc", "*subdi3_cconly"): New patterns.
3086 ("subdi3"): Replace by insn and splitter "*subdi3_31".
3087 ("subdi3"): New expander.
3088
3089 ("*subsi3_borrow_cc", "*subsi3_borrow_cconly"): New patterns.
3090
3091 ("subhi3", "subqi3"): Remove, replace by ...
3092 ("*subsi3_sign", "*subsi3_sub"): ... these new patterns.
3093
3094 ("*muldi3_sign"): New pattern.
3095 ("muldi3"): Do not clobber CC.
3096 ("mulsi3"): Likewise.
3097 ("mulsi_6432"): Likewise.
3098
db62867b
DC		 30992002-08-13 Denis Chertykov <denisc@overta.ru>
3100
3101 * config/avr/avr.md: Call CC_STATUS_INIT in all peepnoles
8537ed68 3102 which can change CC0.
db62867b 3103
8ba46434
R		 3104Tue Aug 13 14:49:20 2002 J"orn Rennecke <joern.rennecke@superh.com>
3105
3106 * gcse.c (adjust_libcall_notes): New function.
3107 (do_local_cprop): Use it. Add fourth parameter. Changed caller.
3108
8733892f
NS		 31092002-08-13 Nathan Sidwell <nathan@codesourcery.com>
3110
3111 * libgcc2.c (L_bb): Remove unneeded #includes.
3112 (__global_counters, __gthreads_active): Remove unused globals.
3113 (__bb_exit_func): Merge counts into files rather than appending.
3114 * Makefile.in (INTERNAL_CFLAGS): Move COVERAGE_FLAGS from here ...
3115 (ALL_CFLAGS): ... to here.
3116
f4769721
DC		 31172002-08-13 Denis Chertykov <denisc@overta.ru>
3118
3119 * config/ip2k/ip2k.c (commands_in_file): Variable removed.
3120 (function_epilogue): Don't calculate function size.
3121 (ip2k_set_compare): Don't use lookup_const_double.
3122 (asm_file_start): Initialization of commands_in_file removed.
3123 (asm_file_end): Output of commands_in_file removed.
5ce6f47b 3124
f4769721
DC		 3125 * config/ip2k/ip2k.c (CPP_PREDEFINES): Remove definition of
3126 __INT_MAX__.
3127
c31cddfd
NB		 31282002-08-13 Neil Booth <neil@daikokuya.co.uk>
3129
3130 * c-opts.c (c_common_init_options): Check option array is
3131 sorted if checking enabled.
3132
f076f0ce
GDR		 31332002-08-13 Gabriel Dos Reis <gdr@nerim.net>
3134
3135 * c-pretty-print.c: #include "c-tree.h".
3136 (pp_c_simple_type_specifier): Tweak.
3137 (pp_c_storage_class_specifier): New.
3138 (pp_c_function_specifier): Likewise.
3139 (pp_c_declaration_specifiers): Likewise.
3140 (pp_c_init_declarator): Likewise.
3141 (pp_c_declaration): Likewise.
3142 (pp_c_direct_declarator): Stub.
3143 (pp_c_declarator): Likewise.
3144 (pp_c_parameter_declaration): Likewise.
3145
f4ff5a69
NB		 31462002-08-13 Neil Booth <neil@daikokuya.co.uk>
3147
3148 * c-opts.c (deps_seen, deps_file, deferred_count, deferred_size,
3149 handle_deferred_opts, sanitize_cpp_opts, defer_opt,
3150 struct deferred_opt): New.
3151 (COMMAND_LINE_OPTIONS): Add -M*.
3152 (missing_arg): Update.
3153 (c_common_decode_option): Handle -M*.
3154 (c_common_post_options): Handle -M*. Use sanitize_cpp_opts;
3155 don't call cpp_post_options.
3156 (c_common_finish, check_deps_environment_vars): Update.
3157 * cppfiles.c (stack_include_file, handle_missing_header): Update.
3158 * cpphash.h (CPP_PRINT_DEPS): Remove.
3159 * cppinit.c: Don't include version.h.
3160 (cpp_create_reader): Don't call deps_init. Initialize
3161 warn_long_long.
3162 (cpp_read_main_file): Init deps if necessary.
3163 (cpp_destroy): Conditionally free deps.
3164 (cpp_finish): Update.
3165 (no_tgt): Remove.
3166 (COMMAND_LINE_OPTIONS, cpp_handle_option): Remove -M*.
3167 (cpp_post_options): Rename post_options.
3168 * cpplib.h (struct cpp_options): Remove some dependency options;
3169 move others to a new structure.
3170 (cpp_post_options): Remove.
3171 (cpp_finish): Comment.
3172 * fix-header.c (read_scan_file): Don't call cpp_post_options.
3173
34116c2a
HPN		 31742002-08-12 Hans-Peter Nilsson <hp@bitrange.com>
3175
3176 * config/mmix/mmix.md (define_constants): Add MMIX_rR_REGNUM.
3177 ("divdi3", "*divdi3_nonknuth", "moddi3", "*moddi3_nonknuth"): Mark
3178 MMIX_rR_REGNUM as clobbered.
3179 * config/mmix/mmix.h (MMIX_REMAINDER_REGNUM): Use MMIX_rR_REGNUM.
3180
9b32718c
GDR		 31812002-08-12 Gabriel Dos Reis <gdr@nerim.net>
3182
3183 * diagnostic.h (output_formatted_scalar): Rename from
5ce6f47b 3184 output_formatted_integer.
9b32718c
GDR		 3185 * diagnostic.def: Add DK_DEBUG.
3186 * diagnostic.c (output_decimal): Adjust.
3187 (output_long_decimal): Likewise.
3188 (output_unsigned_decimal): Likewise.
3189 (output_octal): Likewise.
3190 (output_long_octal): Likewise.
3191 (output_hexadecimal): Likewise.
3192 (output_long_hexadecimal): Likewise.
3193 * c-pretty-print.c (pp_c_type_specifier): New function.
3194 (pp_c_specifier_qualifier_list): Likewise.
3195 (pp_c_abstract_declarator): Likewise.
3196 (pp_c_char): Replace pp_format_integer with pp_format_scalar.
3197
032613df
DE		 31982002-08-12 David Edelsohn <edelsohn@gnu.org>
3199
3200 * doc/trouble.texi (Disappointments): Add static constructor and
3201 destructor dependency information for AIX.
3202
a3737481
NB		 32032002-08-12 Neil Booth <neil@daikokuya.co.uk>
3204
3205 * cpphash.h (struct printer): New from cppmain.c.
3206 (cpp_reader): New member.
3207 * cppmain.c (struct printer): Move to cpphash.h.
3208 (options, print): Remove.
3209 (account_for_newlines, print_line, maybe_print_line,
3210 cpp_preprocess_file, setup_callbacks, scan_translation_unit,
3211 scan_translation_unit_trad, cb_line_change, cb_ident,
3212 cb_define, cb_undef, cb_include, cb_file_change, dump_macro,
3213 cb_def_pragma): Make reentrant.
3214
d71f7700
KG		 32152002-08-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3216
3217 * real.c (ieee_64): Always define.
3218 (ieee_113): Guard with INTEL_EXTENDED_IEEE_FORMAT == 0.
3219 (dec_h): Not used yet, hide it.
3220 (emdnorm): Mark parameter in ATTRIBUTE_UNUSED. Guard label with
3221 macro controlling use.
3222 (TFbignan, TFlittlenan): Guard with INTEL_EXTENDED_IEEE_FORMAT == 0.
3223
c16576e6
JH		 3224Mon Aug 12 12:48:20 CEST 2002 Jan Hubicka <jh@suse.cz>
3225
3226 * i386.md (tablejump): Sign extend the operand.
3227 * i386.c (classify_argument): Fix missed case from previous patch.
3228
460bd0e3
NB		 32292002-08-12 Neil Booth <neil@daikokuya.co.uk>
3230
3231 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, c_common_init): Move
3232 to c-copts.c.
3233 (warn_multichar): Die.
3234 (cb_register_builtins): Export.
3235 * c-common.h (warn_multichar, preprocess_file): Remove.
3236 (cb_register_builtins): New.
3237 * c-lang.c (c_init): Remove.
3238 (LANG_HOOKS_INIT): Use c_objc_common_init.
3239 * c-lex.c (init_c_lex): Don't canonicalize filename.
3240 * c-opts.c (in_fname, STDC_0_IN_SYSTEM_HEADERS): New.
3241 (preprocess_file): Make static. Update for cpplib.
3242 (c_common_decode_option): Remove warn_multichar. Use in_fname.
3243 (c_common_post_options): Set some cpp options here.
3244 (c_common_init): Move from c-common.c.
3245 * cppinit.c (cpp_post_options): Don't canonicalize in_fname.
3246 * cpplib.h (struct cpp_options): Remove in_fname.
3247 (cpp_preprocess_file): Update.
3248 * cppmain.c (cpp_preprocess_file): Update for new prototypes.
3249
f3f268dd
KG		 32502002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3251
3252 * config.gcc (mips*-*-netbsd*): Include ${tm_file}.
3253
f0201fba
KG		 32542002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3255
3256 * i370.h (TARGET_CPU_CPP_BUILTINS): Remove spurious trailing
3257 backslash in comment preceeding macro definition.
3258 * i370/linux.h (TARGET_OS_CPP_BUILTINS): Likewise.
3259 * i370/mvs.h (TARGET_OS_CPP_BUILTINS): Likewise.
3260 * i370/oe.h (TARGET_OS_CPP_BUILTINS): Likewise.
3261
e56fc090
HPN		 32622002-08-12 Hans-Peter Nilsson <hp@bitrange.com>
3263
3264 * expr.c (store_expr): In condition for checking if value is
3265 generated in TARGET, move call to expr_size last.
3266
76c3e73e
NB		 32672002-08-11 Neil Booth <neil@daikokuya.co.uk>
3268
3269 * c-common.c (c_common_init): Call preprocess_file instead.
3270 (c_common_finish): Move to c-opts.c.
3271 * c-common.h (preprocess_file): new.
3272 * c-opts.c (out_fname, out_stream, deps_append, preprocess_file,
3273 check_deps_environment_vars, c_common_finish): New.
3274 (c_common_decode_option): Update for out_fname and dependencies.
3275 * cppinit.c (init_dependency_output, output_deps): Remove.
3276 (cpp_destroy): Update prototype.
3277 (cpp_add_dependency_target): New.
3278 (cpp_read_main_file): Don't overlay a buffer.
3279 (cpp_finish): Take a deps output stream and write deps to it.
3280 Return the error count.
3281 (cpp_post_options): Don't canonicalize out_fname, or do anything
3282 with dependencies.
3283 * cpplib.h (struct cpp_options): Remove out_fname and
3284 preprocess_only.
3285 (cpp_add_dependency_target): New.
3286 (cpp_destroy, cpp_finish, cpp_preprocess_file): Update.
3287 * cppmain.c (cpp_preprocess_file): Update prototype. Don't
3288 set preprocess_only. Don't handle the output stream directly.
3289
e0c32c62
KG		 32902002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3291
3292 * dsp16xx.c (print_operand): Fix format specifier.
3293 * dsp16xx.md: Avoid automatic aggregate initialization.
3294 * frv.h (REG_CLASS_FROM_LETTER): Avoid char as array index.
3295 * h8300.c (emit_a_rotate, h8300_adjust_insn_length): Avoid U
3296 integer constant modifier.
3297 * ip2k.c (ip2k_set_compare): Avoid signed/unsigned warning.
3298 * mmix-protos.h (mmix_use_simple_return): Move outside TREE_CODE
3299 guards.
3300 * sh/netbsd-elf.h (FUNCTION_PROFILER): Fix format specifier.
3301 * v850.c (v850_select_section): Mark parameter with
3302 ATTRIBUTE_UNUSED.
3303 * global.c (global_alloc): Const-ify.
3304 * ra-colorize.c (hardregset_to_string): Fix format specifier.
3305
7ae8cf75
KG		 33062002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3307
3308 * darwin-c.c (darwin_pragma_options): Const-ify.
3309 * darwin.c (machopic_non_lazy_ptr_name,
3310 machopic_validate_stub_or_non_lazy_ptr): Likewise.
3311 (machopic_indirect_data_reference): Wrap variables in macros
3312 controlling their use.
3313 (machopic_finish, update_non_lazy_ptrs, update_stubs): Const-ify.
3314 (machopic_select_section): Use parentheses around && within ||.
3315 * i386/darwin.h (ASM_OUTPUT_ALIGN): Avoid ambiguous-else.
3316
8819cab5
KG		 33172002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3318
3319 * ip2k.c (mdr_resequence_xy_yx, mdr_propagate_reg_equivs,
3320 mdr_try_move_dp_reload, ip2k_check_can_adjust_stack_ref,
3321 ip2k_adjust_stack_ref, mdr_try_move_pushes, mdr_try_propagate_clr,
3322 ip2k_xexp_not_uses_reg_for_mem, mdr_try_propagate_move,
3323 mdr_try_remove_redundant_insns, track_w_reload,
3324 mdr_try_wreg_elim): Make function static to match prototype.
3325 * mmix.c (mmix_target_asm_function_epilogue): Likewise. Mark
3326 parameter with ATTRIBUTE_UNUSED.
3327
ab2877a3
KG		 33282002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3329
3330 * arc.c (arc_init): Don't use ISO C style function definitions.
3331 * arm.c (count_insns_for_constant, thumb_far_jump_used_p,
3332 arm_get_strip_length, arm_strip_name_encoding): Likewise.
3333 * avr.h (progmem_section): Likewise.
3334 * h8300.c h8300_asm_insn_count): Likewise.
3335 * m32r.c (init_idents): Likewise.
3336 * s390.c (s390_split_branches, s390_chunkify_pool): Likewise.
3337 * sh.c (sh_cfun_interrupt_handler_p): Likewise.
3338 * xtensa.c (xtensa_build_va_list): Likewise.
3339
08767a6f
NB		 33402002-08-11 Neil Booth <neil@daikokuya.co.uk>
3341
3342 * c-common.h (enum c_language_kind): Emphasize that clk_c is 0.
3343 * c-opts.c (parse_option): Rename find_opt.
3344 (set_std_c99): New function.
3345 (COMMAND_LINE_OPTIONS): Handle -remap and -o. Remove OPT_std_bad.
3346 (missing_arg): Remove OPT_std_bad. Handle -o.
3347 (c_common_decode_option): Handle input and output file names,
3348 -o and -remap. Clean up -std= handling.
3349 * cppinit.c (COMMAND_LINE_OPTIONS): Remove OPT_o and OPT_remap.
3350 (cpp_handle_option): Similarly. Don't handle filenames.
3351
db01f480
JH		 3352Sun Aug 11 14:43:17 CEST 2002 Jan Hubicka <jh@suse.cz>
3353
3354 * i386.c (classify_argument): Fix computing of field's offsets.
3355
a7701995
AJ		 33562002-08-11 Andreas Jaeger <aj@suse.de>
3357
3358 PR target/7531:
3359 * doc/invoke.texi (i386 and x86-64 Options): Document -mcmodel.
3360
2516f236
ZL		 33612002-08-10 Ziemowit Laski <zlaski@apple.com>
3362
3363 * config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Replace
3364 reference to clk_objective_c with flag_objc.
3365 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS):
3366 Likewise.
3367 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Likewise.
3368
f749a36b
NB		 33692002-08-10 Neil Booth <neil@daikokuya.co.uk>
3370
3371 * c-opts.c (set_std_cxx98, set_std_c89): New.
3372 (COMMAND_LINE_OPTIONS): Move more from cppinit.c.
3373 (c_common_decode_option): Handle new switches from cppinit.c.
3374 Add -std=gnu++98.
3375 * cppinit.c (set_lang): Rename cpp_set_lang. Export.
3376 (no_arg, no_num): Remove.
3377 (COMMAND_LINE_OPTIONS): Move more to c-opts.c. Drop all lang-
3378 switches apart from -lang-objc and lang-asm.
3379 (cpp_handle_option): Similarly.
3380 * cpplib.h (cpp_set_lang): New.
3381 * doc/cppopts.texi, doc/invoke.texi: Document -std=c++98,
3382 -std=gnu++98.
3383 * objc/lang-specs.h: Remove -ansi.
3384
77abb5d8
JH		 3385Sat Aug 10 19:59:43 CEST 2002 Jan Hubicka <jh@suse.cz>
3386 Graham Stott
3387
3388 * cfg.c (redirect_edge_succ_nodup): Avoid overflows due to roundoff
3389 errors.
3390
fac37dc4
KG		 33912002-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3392
d950dee3
KG		 3393 * emit-rtl.c (emit_jump_insn_before, emit_call_insn_before,
3394 emit_jump_insn): Fix uninitialized variable.
3395 * gcov.c (init_line_info): Likewise.
3396 * genautomata.c (transform_3): Add braces around ambiguous
3397 else.
3398 * ifcvt.c (cond_exec_process_insns): Mark parameter with
3399 ATTRIBUTE_UNUSED.
3400 * ra-build.c (parts_to_webs_1): Fix uninitialized variable.
3401 * regrename.c (copyprop_hardreg_forward): Fix uninitialized
3402 variable.
3403
fac37dc4
KG		 3404 * gengtype.c (write_gc_structure_fields): Avoid signed/unsigned
3405 warnings in output files.
3406
0f7866e7
ZL		 34072002-08-09 Ziemowit Laski <zlaski@apple.com>
3408
3409 * c-common.c (flag_objc): New.
3410 * c-common.h (c_language_kind): Get rid of clk_objective_c
3411 enum value.
3412 (flag_objc): New extern declaration.
3413 * c-decl.c (implicitly_declare): Call objc_check_decl
3414 instead of maybe_objc_check_decl.
3415 (finish_decl): Likewise.
3416 (grokfield): Likewise.
3417 (finish_struct): Likewise.
3418 * c-lang.c (maybe_objc_check_decl): Rename to objc_check_decl.
3419 (maybe_objc_comptypes): Rename to objc_comptypes.
a7701995 3420 (maybe_building_objc_message_expr): Rename to
0f7866e7
ZL		 3421 objc_message_selector.
3422 * c-lex.c (lex_charconst): Remove uses of clk_objective_c,
3423 replace with flag_objc as needed.
3424 * c-opts.c (c_common_init_options): Likewise.
3425 (c_common_decode_option): Likewise.
3426 * c-parse.in (init_reswords): Likewise.
3427 * c-tree.h (maybe_objc_check_decl): Rename to objc_check_decl.
3428 (maybe_objc_comptypes): Rename to objc_comptypes.
a7701995 3429 (maybe_building_objc_message_expr): Rename to
0f7866e7
ZL		 3430 objc_message_selector.
3431 * c-typeck.c (comptypes): Call objc_comptypes instead of
3432 maybe_objc_comptypes, and/or objc_message_selector instead of
3433 maybe_building_objc_message_expr.
3434 (comp_target_types): Likewise.
3435 (convert_for_assignment): Likewise.
3436 (warn_for_assignment): Likewise.
3437 * cppinit.c (init_builtins): Set __OBJC__ manifest constant
3438 independently of those for other languages.
3439 * objc/objc-act.c (maybe_objc_comptypes): Delete.
3440 (maybe_objc_check_decl): Delete.
a7701995 3441 (maybe_building_objc_message_expr): Rename to
0f7866e7
ZL		 3442 objc_message_selector.
3443 * objc/objc-lang.c (objc_init_options): Use clk_c instead of
3444 clk_objective_c; set flag_objc flag.
3445
c512fd7b
TM		 34462002-08-09 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
3447
3448 * ifcvt.c (find_if_case_2): Test correct basic block for size.
3449
5e1bf043 34502002-08-09 Dale Johannesen <dalej@apple.com>
c512fd7b 3451
5e1bf043
DJ		 3452 * config/rs6000/rs6000.md: Add sibcall patterns.
3453 * config/rs6000/rs6000.h (FUNCTION_OK_FOR_SIBCALL): Define.
3454 * config/rs6000/rs6000.c (rs6000_ra_ever_killed):
3455 Rewritten to handle sibcalls.
3456 * config/rs6000/rs6000.c (function_ok_for_sibcall): New.
3457 * config/rs6000/rs6000-protos.h (function_ok_for_sibcall): New.
3458
2043c38e
NS		 34592002-08-08 Nathan Sidwell <nathan@codesourcery.com>
3460
3461 * profile.c (da_file_name): New static var.
3462 (init_branch_prob): Initialize it.
3463 (end_branch_prob): Remove da file.
3464
3465 * Makefile.in (stage1_build): Pass empty COVERAGE_FLAGS.
41685063 3466 * configure.in (coverage_flags): Default to nothing.
2043c38e
NS		 3467 * configure: Rebuilt.
3468
4b7091eb
NB		 34692002-08-09 Neil Booth <neil@daikokuya.co.uk>
3470
3471 * Makefile.in (c-opts.o): Update
3472 * c-opts.c: Include intl.h.
3473 (print_help): Move from cppinit.c. Remove unused options.
3474 (COMMAND_LINE_OPTIONS): Move more from cppinit.c.
3475 (missing_arg): Complain for switches without an argument.
3476 (c_common_decode_option): Reject missing joined arguments.
3477 Handle new switches from cppinit.c.
3478 * cppinit.c (COMMAND_LINE_OPTIONS): Move some switches to c-opts.c.
3479 (cpp_handle_option): Similarly.
3480 (print_help): Moved to c-opts.c.
3481 * cpplib.h (struct cpp_options): Remove help_only.
3482 * gcc.c (cpp_unique_options): Remove -$.
3483 * doc/cppopts.texi: Undocument -h.
3484
9e20be0c
JJ		 34852002-08-08 Jakub Jelinek <jakub@redhat.com>
3486
3487 * config/i386/i386.c (legitimate_constant_p): UNSPEC_TP is not
3488 legitimate constant.
3489 (legitimate_pic_operand_p): Neither pic operand.
3490 (legitimate_address_p): But legitimate address.
3491 (get_thread_pointer): Generate MEM/u instead of CONST around
3492 UNSPEC_TP.
3493 (print_operand): Remove printing of UNSPEC_TP.
3494 (print_operand_address): And print it here.
3495
7b9be5c7 34962002-08-08 Devang Patel <dpatel@apple.com>
9e20be0c 3497
a7701995
AJ		 3498 * objc/objc-act.c (build_selector_translation_table): Issue warning,
3499 when -Wselector is used,if method for which selector is being
7b9be5c7 3500 created does not exist.
a7701995 3501
5615d8fd
SC		 35022002-08-08 Stephen Clarke <stephen.clarke@superh.com>
3503
3504 * config/sh/sh.c (prepare_move_operands): Only call
3505 target_reg_operand if TARGET_SHMEDIA.
a7701995 3506
3b85fe5f
JJ		 35072002-08-08 Jakub Jelinek <jakub@redhat.com>
3508
3509 * config/rs6000/rs6000.h, config/rs6000/aix.h,
3510 config/rs6000/darwin.h, config/rs6000/linux64.h: Revert last
3511 two patches.
3512 * config/rs6000/sysv4.h: Likewise, remove #undef ADJUST_FIELD_ALIGN.
3513
e10c79fe
LB		 35142002-08-08 Lars Brinkhoff <lars@nocrew.org>
3515 Richard Henderson <rth@redhat.com>
3516
3517 * emit-rtl.c (gen_rtx_REG): After reload, only return
3518 frame_pointer_rtx or hard_frame_pointer_rtx if frame_pointer_needed.
3519
aa2a83dc
JJ		 35202002-08-08 Jakub Jelinek <jakub@redhat.com>
3521
3522 * config/rs6000/rs6000-protos.h (rs6000_field_alignment): Remove.
3523 * config/rs6000/rs6000.c (rs6000_field_alignment): Move...
3524 * config/rs6000/rs6000.h (ADJUST_FIELD_ALIGN): ...inline into the
3525 macro.
3526
aeaf4d25
AN		 35272002-08-08 Adam Nemet <anemet@lnxw.com>
3528
3529 * config/arm/arm.c (thumb_unexpanded_epilogue): Stack the PIC
3530 register.
3531 (thumb_expand_prologue): Likewise.
3532 (thumb_output_function_prologue): Likewise.
3533 * config/arm/arm.h (THUMB_INITIAL_ELIMINATION_OFFSET): Account for
3534 the additional push of the PIC register.
3535
22aa533e
NS		 35362002-08-08 Nathan Sidwell <nathan@codesourcery.com>
3537
3538 * configure.in (enable_coverage): New enable switch.
3539 * configure: Rebuilt.
3540 * Makefile.in (COVERAGE_FLAGS, coverageexts): New variables.
3541 (INTERNAL_CFLAGS): Append COVERAGE_FLAGS.
3542 (ALL_FLAGS): Reorder so INTERNAL_CFLAGS comes after CFLAGS.
3543 (mostlyclean): Remove coverage files.
3544 * doc/install.texi: Document enable_coverage.
3545
3546 * cp/Make-lang.in (c++.mostlyclean): Remove coverage files.
3547 * ada/Make-lang.in (ada.mostlyclean): Remove coverage files.
3548 * f/Make-lang.in (f.mostlyclean): Remove coverage files.
3549 * java/Make-lang.in (java.mostlyclean): Remove coverage files.
3550 * objc/Make-lang.in (objc.mostlyclean): Remove coverage files.
3551 * treelang/Make-lang.in (treelang.mostlyclean): Remove coverage
3552 files.
a7701995 3553
18bdccaa
NB		 35542002-08-08 Neil Booth <neil@daikokuya.co.uk>
3555
3556 * c-opts.c (cpp_opts): New.
3557 (COMMAND_LINE_OPTIONS): Add switches from cppinit.c.
3558 (c_common_decode_options): Handle cpplib switches.
3559 (c_common_init_options): Set cpp_opts.
3560 * cppinit.c (COMMAND_LINE_OPTIONS): Move some switches to c-opts.c.
3561 (cpp_handle_option): Similarly.
3562
774b5662
DE		 35632002-08-08 David Edelsohn <edelsohn@gnu.org>
3564
3565 * config/rs6000/aix.h (TARGET_ALTIVEC): Define to 0.
3566 (TARGET_ALTIVEC_ABI): Same.
3567 (TARGET_ALTIVEC_VRSAVE): Same.
3568
3569 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Check
3570 icode not CODE_FOR_nothing. Change switch to if.
3571
957e9e48
AM		 35722002-08-08 Alan Modra <amodra@bigpond.net.au>
3573
3574 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Pass -mpower4 when cpu=power4.
3575
daf06049
JJ		 35762002-08-08 Jakub Jelinek <jakub@redhat.com>
3577
3578 * stor-layout.c (place_union_field): For bitfields if
3579 PCC_BITFIELD_TYPE_MATTERS and TYPE_USER_ALIGN, set record's
3580 TYPE_USER_ALIGN.
3581
043d39a6
JDA		 35822002-08-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3583
3584 * pa.c (struct deferred_plabel): Constify name field.
3585
34bb92e3
NB		 35862002-08-07 Neil Booth <neil@daikokuya.co.uk>
3587
3588 * cppmacro.c (_cpp_builtin_macro_text): Remove unused variable.
3589
3ec5d64d
JDA		 35902002-08-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3591
3592 * configure.in (PREFIX_INCLUDE_DIR): Don't define if prefix and
3593 local_prefix are the same.
3594 * configure: Rebuilt.
3595
ad9335eb
JJ		 35962002-08-07 Jakub Jelinek <jakub@redhat.com>
3597 Richard Henderson <rth@redhat.com>
3598
3599 * stor-layout.c (place_union_field): Apply ADJUST_FIELD_ALIGN
3600 to type_align when PCC_BITFIELD_TYPE_MATTERS. Only apply
3601 ADJUST_FIELD_ALIGN if not DECL_USER_ALIGN resp. TYPE_USER_ALIGN.
3602 (place_field): Likewise.
3603 * config/i386/i386.c (x86_field_alignment): Don't check
3604 DECL_USER_ALIGN here.
3605 * config/rs6000/rs6000.c (rs6000_field_alignment): New.
3606 * config/rs6000/rs6000-protos.h (rs6000_field_alignment): New
3607 prototype.
3608 * config/rs6000/rs6000.h (ADJUST_FIELD_ALIGN): Define.
3609 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Remove.
3610 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Remove.
3611 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Remove.
3612 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Remove.
3613 * doc/tm.texi (ADJUST_FIELD_ALIGN): Update description.
3614
0b6f2917
NB		 36152002-08-07 Neil Booth <neil@daikokuya.co.uk>
3616
3617 * Makefile.in (c-opts.o, c-common.o, C_AND_OBJC_OBJS): Update.
3618 * c-common.c: Don't include tree-inline.h.
3619 (c_common_init_options, c_common_post_options): Move to c-opts.c.
3620 * c-common.h (c_common_decode_option): New.
3621 * c-decl.c (c_decode_option): Remove.
3622 * c-lang.c (LANG_HOOKS_DECODE_OPTION): Use c_common_decode_option.
3623 * c-opts.c: New file.
3624 * c-tree.h (c_decode_option): Remove.
3625 * doc/passes.texi: Update.
3626 * objc/objc-act.c (objc_decode_option): Remove.
3627 * objc/objc-act.h (objc_decode_option): Remove.
3628 * objc/ojbc-lang.c (LANG_HOOKS_DECODE_OPTION): Use
3629 c_common_decode_option.
3630
e49ec17d
CD		 36312002-08-07 Chris Demetriou <cgd@broadcom.com>
3632
3633 * config/mips/mips.md (sunlt_sf, suneq_sf, sunle_sf): Remove
3634 dependency on TARGET_DOUBLE_FLOAT.
3635
ac1ca451
SC		 36362002-08-07 Stephen Clarke <stephen.clarke@superh.com>
3637
3638 * config/sh/lib1funcs.asm (GCC_shcompact_incoming_args): Don't
3639 overwrite callee-save registers. Fix comment.
3640
af34e51e
CD		 36412002-08-06 Chris Demetriou <cgd@broadcom.com>
3642
3643 * config/mips/mips.c (override_options): Set MASK_BRANCHLIKELY
3644 in target_flags based on ISA, if it was not set on the command
3645 line. Warn if MASK_BRANCHLIKLEY is set but the ISA does not
3646 support Branch Likely instructions.
3647 * config/mips/mips.h (MASK_BRANCHLIKLEY): New macro.
3648 (TARGET_BRANCHLIKELY): Likewise.
3649 (TARGET_SWITCHES): Add -mbranch-likely and -mno-branch-likely.
3650 (GENERATE_BRANCHLIKELY): Use TARGET_BRANCHLIKELY rather than
3651 ISA_HAS_BRANCHLIKELY.
3652 (ISA_HAS_BRANCHLIKELY): Do not include MIPS16 check.
3653 * doc/invoke.texi: Document new MIPS -mbranch-likely and
3654 -mno-branch-likely options.
3655
2631af95
KG		 36562002-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3657
f538618e
KG		 3658 * ip2k.c (ip2k_set_compare): Add missing iteration variable.
3659
2631af95
KG		 3660 * Makefile.in (dummy-conditions.o): Depend on $(HCONFIG_H) not
3661 $(GCONFIG_H).
3662
1ae0ccb6
AH		 36632002-08-06 Aldy Hernandez <aldyh@redhat.com>
3664
8537ed68
ZW		 3665 * c-decl.c (duplicate_decls): Error out for incompatible TLS
3666 declarations.
1ae0ccb6 3667
8537ed68 3668 * testsuite/gcc.dg/tls/diag-3.c: New.
1ae0ccb6 3669
8d3e27d1 36702002-08-06 Dale Johannesen <dalej@apple.com>
db4c55f6 3671
8d3e27d1 3672 * c-common.c (fname_decl): Use line number 0 for
8537ed68 3673 __func__, to avoid confusing debuggers.
8d3e27d1 3674
8b219a76
NS		 36752002-08-06 Nathan Sidwell <nathan@codesourcery.com>
3676
3677 * gcov.c: Tidy.
3678 (struct line_info, struct coverage): New structures.
3679 (gcov_file_name, gcov_file): Remove globals.
3680 (output_data): Take source file parameter. Fix memory leak. Break
3681 up into ...
3682 (init_line_info, output_line_info, make_gcov_file_name,
3683 accumulate_branch_counts): ... here.
3684 (calculate_branch_probs, function_summary): Adjust.
3685 (main): Adjust.
3686 (function_*): Remove global variables.
3687
317e98c0
NB		 36882002-08-06 Neil Booth <neil@daikokuya.co.uk>
3689
3690 * dwarf2out.c: Remove unused macros.
3691
81d41e74
NB		 36922002-08-06 Neil Booth <neil@daikokuya.co.uk>
3693
3694 * function.c (TRAMPOLINE_ALIGNMENT): Always defined.
3695
58551c23
NB		 36962002-08-06 Neil Booth <neil@daikokuya.co.uk>
3697
3698 * cppinit.c (struct lang_flags): Rename trigraphs std.
3699 (set_lang): Update.
3700 * cpplib.h (struct cpp_options): New member std.
3701 * cppmacro.c (_cpp_builtin_macro_text): Use std.
3702 (collect_args): Flag whether to swallow a possible future
3703 comma pasted with varargs.
3704 (replace_args): Use this flag.
3705 * doc/cpp.texi: Update varargs extension documentation.
3706
daeabcd0
JJ		 37072002-08-06 Jakub Jelinek <jakub@redhat.com>
3708
3709 * config/i386/mmintrin.h (__m64): Make the type 64-bit aligned.
3710
39e3a681
JJ		 37112002-08-06 Jakub Jelinek <jakub@redhat.com>
3712
9812691e
JJ		 3713 * config/i386/i386.c (x86_field_alignment): Apply min for all MODE_INT
3714 and MODE_CLASS_INT modes.
39e3a681 3715
609a87f3
JJ		 37162002-08-06 Jakub Jelinek <jakub@redhat.com>
3717
3718 * config.gcc (*-*-linux*): Default to --enable-threads=posix if no
3719 --{enable,disable}-threads is given to configure.
3720 (alpha*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux*,
3721 x86_64-*-linux*, ia64*-*-linux*, m68k-*-linux*, mips*-*-linux*,
3722 powerpc-*-linux-gnualtivec*, powerpc-*-linux*, s390-*-linux*,
3723 s390x-*-linux*, sh-*-linux*, sparc-*-linux*, sparc64-*-linux*):
3724 Remove thread_file setting here.
3725
ff4c5e7b
DE		 37262002-08-06 David Edelsohn <edelsohn@gnu.org>
3727
3728 * doc/install.texi (Binaries): Update Bull Freeware URL.
3729
54f3aa9e
GP		 37302002-08-06 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3731
3732 * doc/gcc.texi (Top): Rename Index to Keyword Index.
3733
d19202ba
NS		 37342002-08-05 Nathan Sidwell <nathan@codesourcery.com>
3735
3736 * gcov.c (output_data): Round to % to nearest, tweak formatting.
3737
1bed5ee3
JJ		 37382002-08-05 Jakub Jelinek <jakub@redhat.com>
3739
3740 * fold-const.c (associate_trees): Only optimize NEGATE_EXPR in one
3741 of the operands into MINUS_EXPR if code is PLUS_EXPR.
3742
84512347
DR		 37432002-08-05 Douglas B Rupp <rupp@gnat.com>
3744
3745 * config.gcc (i[34567]86-*-interix*): Replace interix.o with winnt.o
3746 * config/i386/i386-interix.h (TARGET_NOP_FUN_DLLIMPORT,
3747 drectve_section): Define.
3748 * config/i386/t-interix: Replace interix.o rule with winnt.o.
3749 * config/i386/interix.c: Remove.
3750
b835f6f1
GK		 37512002-08-05 Geoffrey Keating <geoffk@redhat.com>
3752
3753 * attribs.c: Don't include obstack.h.
3754 * builtins.c: Likewise.
3755 * cfganal.c: Likewise.
3756 * cfgbuild.c: Likewise.
3757 * cfgcleanup.c: Likewise.
3758 * emit-rtl.c: Likewise.
3759 * loop.c: Likewise.
3760 * stmt.c: Likewise.
3761
3762 * Makefile.in (s-gtype): Re-add dependency on $(GTFILES).
3763
fd291392
GDR		 37642002-08-05 Gabriel Dos Reis <gdr@nerim.net>
3765
3766 * doc/c-tree.texi (Expression trees): Document VA_ARG_EXPR
3767
054b7507
CD		 37682002-08-04 Chris Demetriou <cgd@broadcom.com>
3769
3770 * doc/invoke.texi: Remove duplicated paragraph describing
3771 TARGET_SWITCHES.
3772
6d9f628e
GK		 37732002-08-04 Geoffrey Keating <geoffk@redhat.com>
3774
3775 * Makefile.in (sdbout.o): Doesn't need $(OBSTACK_H).
3776 * collect2.h (permanent_obstack): Delete declaration.
3777 * collect2.c (permanent_obstack): Delete definition.
4912a07c 3778 (main): Don't initialize permanent_obstack. Use xstrdup instead.
6d9f628e
GK		 3779 * expr.c: Don't include obstack.h.
3780 (permanent_obstack): Delete declaration.
3781 * function.c: Don't include obstack.h.
3782 (permanent_obstack): Delete declaration.
3783 * integrate.c: Don't include obstack.h.
3784 (function_maybepermanent_obstack): Delete declaration.
3785 * print-tree.c (debug_tree): Use x*alloc not permalloc.
3786 * sdbout.c (gen_fake_label): Use x*alloc not permalloc.
3787 * tlink.c (pfgets): Use xstrdup not permanent_obstack.
3788 * toplev.c (lang_independent_init): Rename init_obstacks to init_ttree.
3789 * tree.h: Rename init_obstacks to init_ttree. Remove declarations
3790 of permalloc, expralloc, perm_calloc.
3791 * tree.c (permanent_obstack): Delete definition.
3792 (init_ttree): Rename from init_obstacks.
3793 (permalloc): Delete.
3794 (perm_calloc): Delete.
3795 (dump_tree_statistics): Don't print information about
3796 permanent_obstack.
3797 * varasm.c (assemble_start_function): Use xstrdup instead of
3798 permalloc/strcpy.
3799 (assemble_variable): Likewise.
3800 * config/alpha/alpha.c (unicosmk_need_dex): Use xmalloc instead of
3801 permalloc.
3802 (unicosmk_add_extern): Likewise.
3803 * config/c4x/c4x.c (c4x_external_ref): Likewise.
3804 (c4x_global_label): Likewise.
3805 * config/frv/frv.c (frv_encode_section_info): Likewise.
3806 * config/i386/winnt.c (i386_pe_record_external_function): Likewise.
3807 (i386_pe_record_exported_symbol): Likewise.
3808 * config/mips/mips.c (mips_output_external): Likewise.
3809 (mips_output_external_libcall): Likewise.
3810 * config/pa/pa.c: (permanent_obstack): Delete declaration.
3811 (output_call): Use ggc_strdup instead of allocating on
3812 permanent_obstack.
3813 * config/romp/romp.c: Include ggc.h.
3814 (get_symref): Don't declare permanent_obstack, use ggc_strdup
3815 intead of permanent_obstack.
3816 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use concat
3817 instead of permalloc.
3818 * config/rs6000/rs6000.c (rs6000_gen_section_name): Use xmalloc
3819 instead of permalloc
3820 * config/rs6000/xcoff.h (ASM_OUTPUT_EXTERNAL): Use concat
3821 instead of permalloc.
3822 * config/vax/vax.c (vms_check_external): Use xmalloc instead of
3823 permalloc.
3824
36a05131
BS		 38252002-08-04 Bernd Schmidt <bernds@redhat.com>
3826
3827 Contribute a port developed primarily by Michael Meissner,
3828 Catherine Moore, and Richard Sandiford <rsandifo@redhat.com>.
3829 * config.gcc: Add frv-elf target.
3830 * config/frv/cmovd.c: New file.
3831 * config/frv/cmovh.c: New file.
3832 * config/frv/cmovw.c: New file.
3833 * config/frv/frv-abi.h: New file.
3834 * config/frv/frv-asm.h: New file.
3835 * config/frv/frv-modes.def: New file.
3836 * config/frv/frv-protos.h: New file.
3837 * config/frv/frv.c: New file.
3838 * config/frv/frv.h: New file.
3839 * config/frv/frv.md: New file.
3840 * config/frv/frvbegin.c: New file.
3841 * config/frv/frvend.c: New file.
3842 * config/frv/lib1funcs.asm: New file.
3843 * config/frv/media.h: New file.
3844 * config/frv/modi.c: New file.
3845 * config/frv/t-frv: New file.
3846 * config/frv/uitod.c: New file.
3847 * config/frv/uitof.c: New file.
3848 * config/frv/ulltod.c: New file.
3849 * config/frv/ulltof.c: New file.
3850 * config/frv/umodi.c: New file.
3851 * config/frv/xm-frv.h: New file.
86a0cbcb
BS		 3852
3853 * config/frv/media.h: Removed again.
3854
37b8715b
NS		 38552002-08-04 Nathan Sidwell <nathan@codesourcery.com>
3856
3857 * gcov.c (bb_file_time): New static variable.
3858 (object_directory): May also be object file.
3859 (preserve_paths): New static variable.
3860 (print_usage): Adjust.
3861 (options): Adjust.
3862 (process_args): Adjust.
3863 (open_files): Simplify. Cope when OBJECT_DIRECTORY is an object
3864 file. Find modification date on bb file.
3865 (read_profile): Don't rewind a NULL file.
3866 (format_hwint): New static function.
3867 (function_summary): Use format_hwint.
3868 (output_data): SOURCE_FILE_NAME is never relative to
3869 OBJECT_DIRECTORY. Use format_hwint. Adjust gcov file name
3870 mangling. Adjust output format to make it more machine readable.
3871 * doc/gcov.texi: Document & clarify semantics.
a7701995 3872
d500c5d7
JM		 38732002-08-04 Joseph S. Myers <jsm@polyomino.org.uk>
3874
3875 * doc/include/gcc-common.texi (version-GCC): Increase to 3.3.
3876
ea67fe71
NS		 38772002-08-04 Nathan Sidwell <nathan@codesourcery.com>
3878
3879 * gcc.c (cc1_options): Pass output file as auxbase when
3880 appropriate.
3881 * profile.c (init_branch_prob): FILENAME has already had ending
3882 stripped.
3883 * final.c (end_final): Likewise.
3884 * toplev.c (aux_base_name): New global.
3885 (compile_file): Pass aux_base_name to init init_branch_prob and
3886 end_final.
3887 (independent_decode_option, case 'a'): New auxinfo options.
3888 (case 'd'): Protect against mising basename.
3889 (do_compile): Initialize aux_base_name.
3890 * toplev.h (aux_base_name): New global.
3891 * doc/invoke.texi: Adjust documentation.
3892
b23c054d
NS		 38932002-08-04 Nathan Sidwell <nathan@codesourcery.com>
3894
3895 * config/i386/i386.c (x86_field_alignment): Remove duplicate test
3896 of TARGET_ALIGN_DOUBLE.
3897
04c1334c 38982002-08-04 Gabriel Dos Reis <gdr@nerim.net>
a7701995 3899
04c1334c
GDR		 3900 * diagnostic.c (inform): New function.
3901 * diagnostic.h (inform): Declare.
a7701995 3902
e34eaae5
DE		 39032002-08-03 David Edelsohn <edelsohn@gnu.org>
3904
3905 * config/rs6000/rs6000.md (movsi_internal1): Add nop mnemonic.
3906 (movhi_internal): Same.
3907 (movqi_internal): Same.
3908 (movdi_internal64): Same.
3909
3910 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_FLOAT): Add mcpu=405.
3911
3912 * config/rs6000/xcoff.h (SKIP_ASM_OP): Define.
3913 (ASM_OUTPUT_SKIP): Use it. SIZE unsigned.
3914 (COMMON_ASM_OP): Define.
3915 (ASM_OUTPUT_ALIGNED_COMMON): Use it. SIZE unsigned.
3916 Use ALIGN parameter.
3917 (LOCAL_COMMON_ASM_OP): Define.
3918 (ASM_OUTPUT_LOCAL): Use it. SIZE unsigned.
3919
e7b489c8
RS		 39202002-08-03 Roger Sayle <roger@eyesopen.com>
3921
3922 * builtins.def: Define new builtin functions exp, expf, expl,
3923 log, logf and logl (and their __builtin_* variants).
3924 * optabs.h (enum optab_index): Add new OTI_exp and OTI_log.
3925 Define exp_optab and log_optab.
3926 * optabs.c (init_optans): Initialize exp_optab and log_optab.
3927 * genopinit.c (optabs): Implement exp_optab and log_optab
3928 using exp?f2 and log?f2 patterns.
3929 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXP*
3930 and BUILT_IN_LOG* using exp_optab and log_optab respectively.
3931 (expand_builtin): Ignore the new builtins (and all cos and
3932 sin variants) when not optimizing. Expand new builtins via
3933 expand_builtin_mathfn when flag_unsafe_math_optimizations.
3934
3935 * doc/extend.texi: Document new exp and log builtins.
3936 * doc/md.texi: Document new exp?f2 and log?f2 patterns
3937 (and previously undocumented cos?f2 and sin?f2 patterns).
3938
de8920be
JM		 39392002-08-03 Jason Merrill <jason@redhat.com>
3940
3941 * explow.c (int_expr_size): New fn.
3942 * expr.c (expand_expr) [CONSTRUCTOR]: Use it.
3943 * expr.h: Declare it.
3944
ba462c8e
KW		 39452002-08-02 Krister Walfridsson <cato@df.lth.se>
3946
3947 * Makefile.in (gengtype-lex.o, gengtype-yacc.o): Add path to
3948 gengtype-* dependencies.
3949
2017ed61
EC		 39502002-08-02 Eric Christopher <echristo@redhat.com>
3951
3952 * config.gcc (mips*-*-linux*): Fix ordering of tm_file.
3953 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Change
3954 #ifndef to #undef.
3955 (TARGET_MEM_FUNCTIONS): Define instead of define to 1.
3956
055dd007
DE		 39572002-08-02 David Edelsohn <edelsohn@gnu.org>
3958
3959 PR optimize/7067
3960 * config/rs6000/rs6000.h (RTX_COSTS): Artificially make MULT
3961 small if optimizing for size.
3962
771a2a66
DJ		 39632002-08-02 Daniel Jacobowitz <drow@mvista.com>
3964
3965 * configure.in (FORBUILD): Use $build_alias.
3966 * configure: Regenerated.
3967
ac8ab9fe
RS		 39682002-08-02 Richard Sandiford <rsandifo@redhat.com>
3969
3970 * config.gcc: Don't include mips/abi64.h in $tm_file.
3971 * hard-reg-set.h (call_really_used_regs): Declare.
3972 * config/mips/abi64.h: Remove file.
3973 * config/mips/linux.h,
3974 * config/mips/iris6.h: Don't include it.
3975 * config/mips/mips-protos.h (mips_conditional_register_usage): Declare.
3976 * config/mips/mips.h (CONDITIONAL_REGISTER_USAGE): Use it.
3977 (REG_PARM_STACK_SPACE, STACK_BOUNDARY, STRICT_ARGUMENT_NAMING,
3978 FUNCTION_ARG_PASS_BY_REFERENCE, FUNCTION_ARG_PADDING,
3979 FUNCTION_ARG_CALLEE_COPIES, MUST_PASS_IN_STACK, MIPS_STACK_ALIGN):
3980 Bring across definitions from abi64.h.
3981 (GP_ARG_LAST, FP_ARG_LAST): Use MAX_ARGS_IN_REGISTERS.
3982 (BIGGEST_MAX_ARGS_IN_REGISTERS): New.
3983 (struct mips_args): Use it.
3984 * config/mips/mips.c (mips_conditional_register_usage): Define.
3985
a77a9a18
JM		 39862002-08-02 Jason Merrill <jason@redhat.com>
3987
3988 * langhooks-def.h (LANG_HOOKS_EXPR_SIZE): New macro.
3989 * langhooks.c (lhd_expr_size): Define default.
3990 * langhooks.h (struct lang_hooks): Add expr_size.
3991 * explow.c (expr_size): Call it.
3992 * expr.c (store_expr): Don't copy an expression of size zero.
3993 (expand_expr) [CONSTRUCTOR]: Use expr_size to calculate how much
3994 to store.
3995 * Makefile.in (builtins.o): Depend on langhooks.h.
3996
a6be5aee
KG		 39972002-08-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3998
3999 * Makefile.in (ra-debug.o): Depend on $(TM_P_H).
4000 * ra-debug.c: Include "tm_p.h".
4001 * ra-rewrite.c (is_partly_live_1): Change return type to bool.
4002
e3e16ee3
TM		 40032002-08-02 Toon Moene <toon@moene.indiv.nluug.nl>
4004
4005 * simplify-rtx.c (simplify_binary_operation): x * 1 is allowed
4006 when not honoring signalling NaNs.
4007 (simplify_ternary_operation): a == b has a definite value
4008 when not honoring NaNs.
4009
b9d8832d
JM		 40102002-08-02 Jason Merrill <jason@redhat.com>
4011
4012 * gdbinit.in (pct): New macro.
4013
825abef4
SS		 40142002-08-01 Stan Shebs <shebs@apple.com>
4015 Andreas Tobler <toa@pop.agri.ch>
4016
4017 * ginclude/stddef.h (_BSD_SIZE_T_DEFINED_): Define if not defined,
4018 plays nice with Darwin headers.
bf2e488f 4019 (_BSD_RUNE_T_DEFINED_): Likewise.
825abef4 4020
56da7207
ZW		 40212002-08-01 Zack Weinberg <zack@codesourcery.com>
4022
4023 * c-common.c (c_common_init): -Wtraditional also implies -Wlong-long.
4024 * cppinit.c (cpp_post_options): Likewise.
4025
4026 * cppexp.c (cpp_classify_number): Suppress -Wtraditional
4027 warning about 'LL' suffix (but not 'ULL' etc) when
4028 -Wno-long-long is in effect.
4029
4030 * cppmacro.c (_cpp_builtin_macro_text) [BT_TIME, BT_DATE]:
4031 Check for failing time()/localtime(), issue a warning, and
4032 make __TIME__ and __DATE__ expand to fallback strings.
4033
4034 * doc/cpp.texi, doc/extend.texi: Document behavior of __DATE__
4035 and __TIME__ when the date and time cannot be determined.
4036
f4857b9b
AM		 40372002-08-02 Alan Modra <amodra@bigpond.net.au>
4038
4039 * config/rs6000/rs6000.c (output_cbranch): Hint differently for power4.
4040
77ca7b2e
DJ		 40412002-08-01 Daniel Jacobowitz <drow@mvista.com>
4042
4043 * Makefile.in ($(BUILD_PREFIX_1)ggc-none.o): Use $(GGC_H).
4044
5b552f76
CD		 40452002-08-01 Chris Demetriou <cgd@broadcom.com>
4046
4047 * config.gcc (mipsisa64sb1-*-elf*): New configuration.
4048 (mipsisa64sb1el-*-elf*): Likewise.
4049 * config/mips/mips.c (mips_cpu_info_table): Add sb1.
4050 * config/mips/mips.h (processor_type): Add PROCESSOR_SB1.
4051 (TARGET_SB1, TUNE_SB1): New macros.
4052 * doc/invoke.texi: Add sb1 to documentation for MIPS -march and
4053 -mtune flags.
4054
54fbf6a1
DE		 40552002-08-01 David Edelsohn <edelsohn@gnu.org>
4056
4057 * varasm.c (asm_emit_uninitialized): Return false if global BSS
4058 and ASM_EMIT_BSS not supported by target.
4059 (assemble_variable): Do not duplicate uninitialized logic.
4060 Fall through if asm_emit_uninitialized failed.
4061
3d16b407
CD		 40622002-08-01 Chris Demetriou <cgd@broadcom.com>
4063
4064 * config/mips/mips.h (BRANCH_LIKELY_P): Remove unused macro.
4065
fb52d8de
AM		 40662002-08-02 Alan Modra <amodra@bigpond.net.au>
4067
80926cc1
AM		 4068 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Define.
4069 (DBX_OUTPUT_LBRAC, DBX_OUTPUT_RBRAC): Define.
4070
fb52d8de
AM		 4071 * config/rs6000/rs6000.c (output_toc): Don't use lshift_double when
4072 HOST_BITS_PER_WIDE_INT == 64.
4073
a4b5414c
KG		 40742002-08-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4075
4076 * df.c (df_insn_table_realloc): Change parameter to unsigned.
4077 * optabs.c (expand_binop): Make variable unsigned.
4078 * simplify-rtx.c (simplify_subreg): Likewise.
4079 * unroll.c (unroll_loop): Cast to avoid signed/unsigned warnings.
4080
a03e67c3
FS		 40812002-08-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4082
4083 * c-common.c (cb_register_builtins): Always define __GXX_ABI_VERSION.
4084
de273d3f
RH		 40852002-08-01 Richard Henderson <rth@redhat.com>
4086
56da7207 4087 * toplev.c (parse_options_and_default_flags): Don't set
de273d3f
RH		 4088 flag_reorder_blocks for -Os.
4089
4090 * config/avr/avr.c (avr_optimization_options): Remove.
4091 * config/avr/avr.h (OPTIMIZATION_OPTIONS): Remove.
4092 * config/m68hc11/m68hc11.c (m68hc11_optimization_options): Remove.
4093 * config/m68hc11/m68hc11.h (OPTIMIZATION_OPTIONS): Remove.
4094
4e4d733e
L		 40952002-08-01 H.J. Lu <hjl@gnu.org>
4096 Richard Henderson <rth@redhat.com>
4097
4098 * output.h (DECL_READONLY_SECTION): Remove.
4099 (decl_readonly_section): Declare.
4100 * varasm.c (decl_readonly_section): New.
4101 (default_section_type_flags, default_select_section): Use it.
4102 * config/arm/pe.c (arm_pe_unique_section): Likewise.
4103 * config/i386/interix.c (i386_pe_unique_section): Likewise.
4104 * config/i386/winnt.c (i386_pe_unique_section): Likewise.
4105 * config/mcore/mcore.c (mcore_unique_section): Likewise.
4106 * config/mips/mips.c (mips_unique_section): Likewise.
4107
32e9b960
RH		 41082002-08-01 Richard Henderson <rth@redhat.com>
4109
4110 * integrate.c (copy_rtx_and_substitute): Squash MEM_EXPR when it
4111 refers to a subroutine parameter.
4112
81e602b5
JJ		 41132002-08-01 Jakub Jelinek <jakub@redhat.com>
4114
4115 * varasm.c (assemble_visibility): Strip name encoding.
4116
ac14c725
ID		 41172002-08-01 Ian Dall <ian@sibyl.beware.dropbear.id.au>
4118
4119 * config/ns32k/ns32k.h (TARGET_IEEE_COMPARE): Correct earlier patch.
4120 (RETURN_ADDR_RTX): Cannot determine return address for FRAME > 0
4121 when there is no frame pointer.
4122 (INITIAL_FRAME_POINTER_OFFSET): Count stack space for saved fp
4123 registers properly.
4124 * config/ns32k/__unorddf2.c: New file.
4125 * config/ns32k/__unordsf2.c: New file.
4126 * config/ns32k/t-ns32k: New file.
4127 * config.gcc (ns32k-*-netbsd*): Use it.
4128
17072732
AH		 41292002-08-01 Aldy Hernandez <aldyh@redhat.com>
4130
4131 * config/rs6000/rs6000.h (SPU_CONST_OFFSET_OK): Change to 0xff.
4132
c288218a
NB		 41332002-08-01 Neil Booth <neil@daikokuya.co.uk>
4134
4135 * c-common.c (__GXX_ABI_VERSION): Correct spelling.
4136
43bfc248
BK		 41372002-08-01 Benjamin Kosnik <bkoz@redhat.com>
4138
4139 * c-common.c (cb_register_builtins): Set __GXX_ABI_VERSION__ to 102.
4140
479f2cea
RS		 41412002-08-01 Richard Sandiford <rsandifo@redhat.com>
4142
4143 * config/mips/mips.md: Add [!]TARGET_MIPS16 to sgtu conditions.
4144
02280659
ZD		 41452002-08-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4146
4147 * gcse.c (expr_hash_table_size, n_exprs, set_hash_table_size,
4148 n_sets): Removed.
4149 (expr_hash_table, set_hash_table): Type changed to ...
4150 (struct hash_table): New type.
4151 (hash_scan_insn, hash_scan_set, hash_scan_clobber, hash_scan_call,
4152 insert_expr_in_table, insert_set_in_table, compute_hash_table,
4153 dump_hash_table, lookup_expr, lookup_set, compute_local_properties,
4154 compute_ae_gen, compute_ae_kill): Modified to pass the table explicitly.
4155 (alloc_set_hash_table, alloc_expr_hash_table): Merged to ...
4156 (alloc_hash_table): New.
4157 (free_set_hash_table, free_expr_hash_table): Merged to ...
4158 (free_hash_table): New.
4159 (compute_set_hash_table, compute_expr_hash_table): Merged to ...
4160 (compute_hash_table_work): New.
4161 (classic_gcse, one_classic_gcse_pass, compute_cprop_data,
4162 find_avail_set, one_cprop_pass, find_bypass_set, compute_pre_data,
4163 pre_edge_insert, pre_insert_copies, pre_delete, pre_gcse,
4164 one_pre_gcse_pass, compute_transpout, compute_code_hoist_vbeinout,
4165 hoist_code, one_code_hoisting_pass,
4166 trim_ld_motion_mems): Altered due to changed type of hash tables.
4167
905173eb
ZW		 41682002-08-01 Zack Weinberg <zack@codesourcery.com>
4169
4170 * final.c (output_alternate_entry_point):
4171 If ASM_OUTPUT_TYPE_DIRECTIVE is defined, use it.
4172
83321d36
KG		 41732002-08-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4174
ad0f1765
KG		 4175 * objc/objc-act.c (encode_complete_bitfield): Add prototype and
4176 avoid ISO C style function definition.
4177
83321d36
KG		 4178 * expr.c (expand_assignment): Delete unused variable.
4179
73e42cf3
TM		 41802002-08-01 Toon Moene <toon@moene.indiv.nluug.nl>
4181
4182 * c-common.c (cb_register_builtins): Set
4183 __FINITE_MATH_ONLY__ to 1 if -ffinite-math-only
4184 is given, and to 0 otherwise.
4185 * combine.c (simplify_if_then_else): HONOR_NANS
4186 implies FLOAT_MODE_P.
4187
78df51fe
NB		 41882002-08-01 Neil Booth <neil@daikokuya.co.uk>
4189
4190 * cppinit.c (COMMAND_LINE_OPTIONS): Remove OPT_dollar.
4191 (cpp_handle_option): Don't handle it.
4192 (print_help): Update.
4193 * doc/cppopts.texi: Update.
4194
abecfc8f
NB		 41952002-08-01 Neil Booth <neil@daikokuya.co.uk>
4196
4197 * c-common.c (cb_register_builtins): If C++, define
4198 __EXCEPTIONS, __DEPRECATED and __GXX_ABI_VERSION as appropriate.
4199 * gcc.c (cpp_unique_options): Remove __GXX_ABI_VERSION.
4200cp:
4201 * lang-specs.h: Simplify in accordance with new code in
4202 c-common.c.
4203
4078b403
NB		 42042002-08-01 Neil Booth <neil@daikokuya.co.uk>
4205
4206 * c-common.c: Define all C/ObjC/C++ warning and flag variables.
4207 * c-common.h: Declare all C/ObjC/C++ warning and flag variables.
4208 * c-decl.c: Move all warning and flag variables to c-common.c.
4209 * c-format.c: Move all warning variables to c-common.c.
4210 * c-tree.h: Move all warning and flag declarations to c-common.h.
4211 * objc/objc-act.c: Move all warning variables to c-common.c.
4212 (flag_warn_protocol): Rename warn_protocol.
4213
692f5611
JDA		 42142002-07-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
4215
4216 * pa-linux.h (GLOBAL_ASM_OP): Fix typo.
4217
c7a009a2 42182002-07-31 Graham Stott <graham.stott@btinternet.com>
480e7ded 4219
905173eb 4220 * config/stormy16/stormy16.h (BSS_SECTION_ASM_OP): Add missing
480e7ded
GS		 4221 .section prefix.
4222
b069de3b
SS		 42232002-07-31 Stan Shebs <shebs@apple.com>
4224
4225 * config.gcc (i[34567]86-*-darwin*): New configuration.
4226 * config/darwin.h (TARGET_ENCODE_SECTION_INFO): Undefine before
4227 defining.
4228 (TARGET_ENCODE_SECTION_INFO): Ditto.
4229 (ASM_PREFERRED_EH_DATA_FORMAT): Ditto.
4230 * config/darwin.c (machopic_indirect_data_reference): Remove
4231 setting of RTX_UNCHANGING_P.
4232 (machopic_legitimize_pic_address): Move RTX_UNCHANGING_P up so as
4233 not to be applied to sums.
4234 * config/i386/t-darwin: New file.
4235 * config/i386/darwin.h: New file.
4236 * config/i386/i386.h (TARGET_MACHO): Add default definition.
4237 * config/i386/i386.md (tablejump): Add TARGET_MACHO case.
4238 * config/i386/i386.c (output_set_got): For Mach-O, output Mach-O
4239 label and not the GOT add.
4240 (constant_address_p): For Mach-O, seeing a CONST is enough.
4241 (legitimate_pic_address_disp_p): Add a Mach-O case.
4242 (legitimate_address_p): Also test machopic_operand_p if Mach-O.
4243 (legitimize_pic_address): Use generic Mach-O code to legitimize.
4244 (output_pic_addr_const): Suppress @PLT if Mach-O, and parens
4245 if outputting a difference.
4246 (ix86_output_addr_diff_elt): Add Mach-O case.
4247 (ix86_expand_move): Similarly.
4248 (ix86_expand_call): Similarly.
4249 (current_machopic_label_num): New global.
4250 (machopic_output_stub): New function.
4251 (ix86_value_regno): New function.
4252 (ix86_function_value): Use it instead of VALUE_REGNO.
4253 (ix86_libcall_value): Ditto.
4254 * config/i386/unix.h (VALUE_REGNO): Remove.
4255
1de4ecb6
GS		 42562002-07-31 Graham Stott <grahas@btinternet.com>
4257
4258 * config/rs6000/rs6000.c(rs6000_hash_constant): Fix
905173eb 4259 hash for LABEL_REF's.
1de4ecb6 4260
23368455
GS		 42612002-07-31 Graham Stott <grahams@btinternet.com>
4262
4263 * config/rs6000/rs6000.c (spe_init_builtins,
4264 altivec_init_builtins, rs6000_common_init_builtins):
905173eb 4265 Replace ANSI with K&R function def.
23368455 4266
ad72b533
DE		 42672002-07-31 David Edelsohn <edelsohn@gnu.org>
4268
4269 * rs6000.c (validate_condition_mode): Test flag_finite_math_only
4270 for CCFPmode.
4271
302359da
RS		 42722002-07-31 Richard Sandiford <rsandifo@redhat.com>
4273
4274 * config/mips/crtn.asm: Don't use __mips16 to determine the
4275 return-address offset. Define RA to a suitable temporary
4276 register for the return address.
4277
ead0c1d5
RS		 42782002-07-31 Richard Sandiford <rsandifo@redhat.com>
4279
4280 * config/mips/mips.md (eh_set_lr_si, eh_set_lr_di): Change
4281 constraints to 'd'.
4282
3fb9d48a
CD		 42832002-07-30 Chris Demetriou <cgd@broadcom.com>
4284
4285 * config/mips/elf.h (STARTFILE_SPEC): Define differently if
4286 default ABI is MEABI. (Undoes incorrect change in Eric Christopher's
4287 patch on 2002-07-29.)
4288 * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
4289
072cdaed
KG		 42902002-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4291
506a61b1
KG		 4292 * alpha.h, arc.h, arm/aout.h, avr.h, cris.h, d30v.h, dsp16xx.h,
4293 fr30.h, h8300.h, i370.h, i386/sco5.h, i386/unix.h, i960.h, ia64.h,
4294 ip2k.h, m32r.h, mcore.h, mips.h, mn10200.h, mn10300.h, ns32k.h,
4295 openbsd.h, pa/pa-linux.h, pdp11.h, romp.h, rs6000/sysv4.h,
4296 s390/linux.h, sh.h, sparc.h, stormy16.h, v850.h, vax.h, xtensa.h:
4297 (ASM_GLOBALIZE_LABEL): Delete.
4298 (GLOBAL_ASM_OP): Define.
4299
072cdaed 4300 * m68hc11.h, m68k.h, m88k.h (ASM_GLOBALIZE_LABEL): Delete.
905173eb 4301
072cdaed
KG		 4302 * defaults.h (ASM_GLOBALIZE_LABEL): Provide a default.
4303 * doc/tm.texi (ASM_GLOBALIZE_LABEL): Update docs.
4304
6fd14075
GK		 43052002-07-30 Geoffrey Keating <geoffk@redhat.com>
4306
4307 * doc/extend.texi (Hints implementation): Document that GCC
4308 mostly ignores `register'.
4309
2e8f2e8f
TM		 43102002-07-30 Toon Moene <toon@moene.indiv.nluug.nl>
4311
4312 * flags.h: Declare flag_finite_math_only.
4313 Use it in definition of HONOR_NANS and
4314 HONOR_INFINITIES.
4315 * c-common.c (cb_register_builtins): Emit
4316 __FINITE_MATH_ONLY__ when flag_finite_math_only
4317 is set.
4318 * combine.c (simplify_if_then_else): If
4319 flag_finite_math_only is set, a == b has a
4320 definite value.
4321 * toplev.c: Initialize flag_finite_math_only.
4322 (set_flags_fast_math): Set it on -ffast-math.
4323 (flag_fast_math_set_p): Test it.
4324 * doc/invoke.texi: Document -ffinite-math-only.
4325
a538e580
RH		 43262002-07-30 Richard Henderson <rth@redhat.com>
4327
4328 * ifcvt.c (noce_get_alt_condition): Use reg_overlap_mentioned_p.
4329 (noce_process_if_block): Likewise.
4330
26e20555
BS		 43312002-07-30 Bernd Schmidt <bernds@redhat.com>
4332
4333 * ifcvt.c (cond_exec_process_if_block): Fix a merging error.
4334 Bail out early if false_expr is NULL and we'd crash due to this.
79cbc1f7
BS		 4335 * genemit.c (gen_expand): Recognize return insns even if the return
4336 appears in a parallel.
d8088c6f
BS		 4337 * libgcc2.c: Expand macro DECLARE_LIBRARY_RENAMES if it is defined.
4338 * config/fp-bit.c: Likewise.
4339 * doc/tm.texi: Document it.
905173eb 4340
0559cc77
DE		 43412002-07-30 David Edelsohn <edelsohn@gnu.org>
4342 Zack Weinberg <zack@codesourcery.com>
4343
4344 * rs6000.c (rs6000_expand_unop_builtin): Check icode not
4345 CODE_FOR_nothing. Change switch to if.
4346 (rs6000_expand_binop_builtin): Same.
4347 (rs6000_expand_builtin): Expand builtin if target support enabled.
4348 (rs6000_init_builtins): Init builtin if target support enabled.
4349 (rs6000_common_init_builtins): Check icode not CODE_FOR_nothing.
4350
60b8aa94
FS		 43512002-07-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4352
4353 * gcc.c (cpp_unique_options): Define __GXX_ABI_VERSION, bump it to 101.
4354
714fb710
RS		 43552002-07-30 Richard Sandiford <rsandifo@redhat.com>
4356
4357 * config/mips/mips.h (SUBTARGET_ASM_DEBUGGING_SPEC): Fix typo.
4358
c608a684
R		 4359Tue Jul 30 18:31:31 2002 J"orn Rennecke <joern.rennecke@superh.com>
4360
4361 * sh.md (cond_delay_slot): New attribute.
4362 (cbranch delay): Use it for anulled-true case.
4363 (stuff_delay_slot): New pattern.
4364 * sh.c (print_operand, case '.'): Don't print .s / /s fore zero-length
4365 delay slot insn.
4366 (gen_far_branch): Emit stuff_delay_slot pattern.
4367
0a756401
R		 4368Tue Jul 30 11:21:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
4369
4370 * unroll.c (copy_loop_body): Don't copy NOTE_INSN_LOOP_CONT.
4371
68e82b83
KH		 43722002-07-30 Kazu Hirata <kazu@cs.umass.edu>
4373
4374 * fold-const.c: Fix comment typos.
4375 * gcse.c: Likewise.
4376 * reload1.c: Likewise.
4377
fe6b547a
AH		 43782002-07-29 Aldy Hernandez <aldyh@redhat.com>
4379
4380 * config/rs6000/rs6000.md: Disallow CCEQ compare with crnor/crnot
4381 for TARGET_SPE.
4382
7ff4a7ef
GDR		 43832002-07-30 Gabriel Dos Reis <gdr@nerim.net>
4384
4385 * c-pretty-print.h (pp_c_statement): Declare.
4386 * c-pretty-print.c (pp_c_postfix_expression): #if 0 support for SRCLOC.
4387 (pp_c_statement): Define.
4388
4ad5e05d
KG		 43892002-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4390
4391 * alpha.h, arc.h, arm/aout.h, avr.h, c4x.h, cris.h, d30v.h,
4392 darwin.h, dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i960.h,
4393 ip2k.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mips.h,
4394 mn10200.h, mn10300.h, ns32k.h, pa/pa-linux.h, pdp11.h, romp.h,
4395 rs6000/sysv4.h, s390/linux.h, sh.h, sparc.h, stormy16.h,
4396 v850.h, vax.h, xtensa.h (ASM_OUTPUT_LABEL): Delete definition.
4397
4398 * defaults.h (ASM_OUTPUT_LABEL): Provide a default.
4399 * doc/tm.texi (ASM_OUTPUT_LABEL): Update docs.
4400
1e6a3e1e
GDR		 44012002-07-30 Gabriel Dos Reis <gdr@nerim.net>
4402
4403 * c-pretty-print.c (pp_c_primary_expression): Handle STMT_EXPR.
4404 (pp_c_postfix_expression): Handle ARROW_EXPR, FFS_EXPR,
4405 COMPOUND_LITERAL_EXPR, VA_ARG_EXPR.
4406 (pp_c_expression): Update.
4407
1dcd444b
KG		 44082002-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4409
4410 * alpha/vms-cc.c (preprocess_args, main): Use xstrdup and/or
4411 concat in lieu of xmalloc/strcpy/memcpy/sprintf.
4412 * alpha/vms-ld.c (main): Likewise.
4413 * dsp16xx.c (double_reg_to_memory): Likewise.
4414 * mcore.c (mcore_expand_prolog): Likewise.
4415 * cppfiles.c (read_name_map): Likewise.
4416 * gensupport.c (process_rtx, identify_predicable_attribute,
4417 alter_test_for_insn): Likewise.
4418 * vmsdbgout.c (write_rtnbeg, vmsdbgout_init): Likewise.
4419
e62f4abc
RS		 44202002-07-29 Roger Sayle <roger@eyesopen.com>
4421
4422 * builtins.c (expand_builtin): Change the default behavior to
905173eb 4423 only issue an error if the builtin function doesn't have a
e62f4abc
RS		 4424 fallback library call. Remove several cases handled by the
4425 new default.
4426
0cd2fb44
JDA		 44272002-07-29 John David Anglin <dave@hiauly1.hia.nrc>
4428
4429 * real.c (ieee_24, ieee_53, ieee_64, ieee_113): Define only if the
4430 floating point format of the target is IEEE.
4431 * (dec_f, dec_d, dec_g, dec_h): Define only if the floating point
4432 format of the target is DEC.
4433
b642261e
RH		 44342002-07-29 Richard Henderson <rth@redhat.com>
4435
4436 * unroll.c (verify_addresses): Remove.
4437 (find_splittable_givs): Never split DEST_ADDR givs.
4438
cba57c9d
GK		 44392002-07-29 Geoffrey Keating <geoffk@redhat.com>
4440
4441 * doc/gty.texi (GGC Roots): Clarify that the list of syntaxes
4442 is exhaustive.
4443 (Files): Improve documentation on generated source files.
4444
4445 * doc/extend.texi (Translation implementation): Document what
4446 diagnostics look like.
4447 (Identifiers implementation): Document that there's normally no
4448 limit on identifier names.
4449 (Integers implementation): Document two's complement.
8d9afc4e 4450 (Hints implementation): Document that GCC honors 'inline', mostly.
cba57c9d
GK		 4451 (Preprocessing directives implementation): Document that GCC
4452 requires the current time.
4453
76a8ecba
GDR		 44542002-07-30 Gabriel Dos Reis <gdr@nerim.net>
4455
4456 * c-pretty-print.h (struct c_pretty_print_info): Add new member.
4457 (pp_initializer): New macro.
4458 (pp_c_initializer): Declare.
4459 * c-pretty-print.c (pp_c_primary_expression): HAndle TARGET_EXPR.
4460 (pp_c_initializer): Define.
4461 (pp_c_initializer_list): New function.
4462 (pp_c_postfix_expression): Handle ABS_EXPR, COMPLEX_CST,
4463 VECTOR_CST, CONSTRUCTOR.
4464 (pp_c_unary_expression): Handle CONJ_EXPR, REALPART_EXPR,
905173eb 4465 IMAGPART_EXPR.
76a8ecba
GDR		 4466 (pp_c_cast_expression): Handle FLOAT_EXPR.
4467 (pp_c_assignment_expression): Handle INIT_EXPR.
4468 (pp_c_expression): Update.
4469
4307be72
NB		 44702002-07-30 Neil Booth <neil@daikokuya.co.uk>
4471
4472 * objc/objc-act.c (objc_init): Return immediately if filename
4473 is NULL.
4474
6d439235
EC		 44752002-07-29 Eric Christopher <echristo@redhat.com>
4476
905173eb
ZW		 4477 * config/mips/elf.h: Remove ecoff.h and gofast includes.
4478 (DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO): Define unconditionally.
4479 (SDB_DEBUGGING_INFO): Undefine.
4480 (PREFERRED_DEBUGGING_TYPE): Set to DWARF2_DEBUG.
6d439235
EC		 4481 (PUT_SDB_SIZE): Remove.
4482 (SUBTARGET_ASM_DEBUGGING_SPEC): Redefine.
905173eb
ZW		 4483 (STARTFILE_SPEC): Add isa3264 define.
4484 * config/mips/elf64.h: Ditto. Move TARGET_MEM_FUNCTIONS from here...
4485 * config/mips/ecoff.h: Remove. and here...
4486 * config/mips/iris3.h: and here...
4487 * config/mips/sni-svr4.h: and here...
4488 * config/mips/mips.h: To here. Remove OBJECT_FORMAT_ROSE ifdefs.
6d439235
EC		 4489 Add assembler -mmdebug options for non-dwarf debugging.
4490 * config/mips/r3900.h: Remove debug info defines.
905173eb
ZW		 4491 * config/mips/isa32-linux.h: Remove, move functionality to config.gcc.
4492 * config/mips/isa3264.h: Ditto.
4493 * config/mips/t-isa3264: Fix up for file removal and gofast configure
4494 change.
4495 * config/mips/t-elf: Ditto.
4496 * config/mips/t-ecoff: Ditto.
4497 * config/mips/t-r3900: Ditto.
4498 * config/mips/t-iris5-6: Ditto.
4499 * config/mips/t-isa3264: Ditto.
4500 * config/mips/t-linux: Remove.
4501 * config/mips/t-netbsd: Remove.
4502 * config/mips/t-mips: New file.
4503 * config/mips/t-gofast: Ditto.
4504 * config/mips/netbsd.h: Remove unnecessary undefines.
4505 * config/mips/linux.h: Remove #include of mips.h.
4506 * config.gcc: Add mips.h include for elf targets. Remove tm_file
4507 for ecoff. Add gofast configure option for mips.
6d439235 4508
4357a6c3
CD		 45092002-07-29 Chris Demetriou <cgd@broadcom.com>
4510
4511 * configure.in (mips*-*-*): Add a test to see if MIPS libgloss
4512 linker scripts use STARTUP directives consistently.
4513 * configure: Regenerate.
4514 * config.in: Regenerate.
4515 * config/mips/elf.h (STARTFILE_SPEC): Define conditionally, based
4516 on whether HAVE_MIPS_LIBGLOSS_STARTUP_DIRECTIVES is defined.
4517 * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
4518 * config/mips/isa3264.h (STARTFILE_SPEC): Do not redefine if
4519 HAVE_MIPS_LIBGLOSS_STARTUP_DIRECTIVES is set; the result
4520 will be the same.
4521
9a5cd606
AH		 45222002-07-29 Aldy Hernandez <aldyh@redhat.com>
4523
4524 * config/rs6000/rs6000.md ("cpu"): Add ppc8540 to attribute.
4525
a23acaa6
AH		 45262002-07-29 Aldy Hernandez <aldyh@redhat.com>
4527
4528 * config/rs6000/rs6000.h (RTX_COSTS): Add MULT case for 8540.
4529
10ed84db
AH		 45302002-07-29 Aldy Hernandez <aldy@quesejoda.com>
4531
4532 * config/rs6000/rs6000.md: Move altivec patterns from here...
4533
4534 * config/rs6000/altivec.md: ...to here.
4535
c3021e5d
AH		 45362002-07-29 Aldy Hernandez <aldyh@redhat.com>
4537
4538 * config/rs6000/spe.md ("spe_evmra"): Change to unspec.
4539
6f1087be
RH		 45402002-07-29 Richard Henderson <rth@redhat.com>
4541
4542 * emit-rtl.c (set_mem_attributes_minus_bitpos): Rename from
4543 set_mem_attributes and add BITPOS argument. Subtract it from
4544 OFFSET when same is adjusted.
4545 (set_mem_attributes): New wrapper function.
4546 * expr.c (expand_assignment): Use set_mem_attributes_minus_bitpos;
4547 remove offset adjustment hack.
4548 * expr.h (set_mem_attributes_minus_bitpos): Declare.
4549
61ccbcfd
GDR		 45502002-07-29 Gabriel Dos Reis <gdr@nerim.net>
4551
4552 * Makefile.in (C_OBJS): Include c-pretty-print.o
4553 (c-pretty-print.o): Add depency rule.
4554 * pretty-print.h: Add more macros.
4555 * c-pretty-print.c: New file.
4556 * c-pretty-print.h: Likewise.
4557
09101f56
AH		 45582002-07-29 Aldy Hernandez <aldyh@redhat.com>
4559
4560 * config/rs6000/spe.h (__internal_ev_mwhgumian): Cast vector
4561 constants to __ev64_s32__.
4562 (__internal_ev_mwhgsmian): Same.
4563 (__internal_ev_mwhgsmfan): Same.
4564 (__internal_ev_mwhgssfan): Same.
4565 (__internal_ev_mwhgumiaa): Same.
4566 (__internal_ev_mwhgsmiaa): Same.
4567 (__internal_ev_mwhgsmfaa): Same.
4568 (__internal_ev_mwhgssfaa): Same.
4569
af673a52
DE		 45702002-07-29 David Edelsohn <edelsohn@gnu.org>
4571
4572 * varasm.c (assemble_variable): Narrow test for uninitialized
4573 without BSS target support.
4574
6c208acd
NS		 45752002-07-29 Nathan Sidwell <nathan@codesourcery.com>
4576
4577 * profile.c: Add file comment describing the overall algorithm and
4578 structures.
4579 (struct edge_info): Add comments.
4580 (struct bb_info): Add comments.
4581 * basic-block.h (EDGE_*): Add comments.
4582 * doc/gcov.texi (Gcov Data Files): Document bit flags.
4583
624f0d60
BW		 45842002-07-29 Bob Wilson <bob.wilson@acm.org>
4585
4586 * config/xtensa/elf.h, config/xtensa/linux.h
4587 (TARGET_OS_CPP_BUILTINS): Define.
4588 (CPP_PREDEFINES): Remove.
4589 * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define.
4590 (CPP_SPEC): Remove.
4591
2199e5fa
ZW		 45922002-07-29 Zack Weinberg <zack@codesourcery.com>
4593
4594 * gensupport.c: Include hashtab.h.
4595 (insn_elision, condition_table, hash_c_test, cmp_c_test,
4596 maybe_eval_c_test): New routines and data structures to
4597 support insn elision.
4598 (init_md_reader): Read and initialize the condition_table.
4599 (read_md_rtx): Discard insn patterns whose C test is provably
4600 always false.
4601 * gensupport.h: Declare new functions and data structures.
4602
4603 * genconditions.c, dummy-conditions.c: New files.
4604 * Makefile.in: Build genconditions; run it to construct
4605 insn-conditions.c; build that and link it into most gen*
4606 programs.
4607 (HOST_SUPPORT, HOST_EARLY_SUPPORT): New variables.
4608 (GEN): Delete, unused.
4609 (STAGESTUFF): Update.
4610
4611 * gencodes.c: (gen_insn): #define CODE_FOR_xxx equal to
4612 CODE_FOR_nothing for all elided patterns.
4613 (main): Tweaked to support this.
4614 * genflags.c (gen_proto): Emit a static inline generator
4615 function here for all elided patterns, which simply returns
4616 NULL_RTX.
4617 (gen_insn): Do not define HAVE_xxx for elided patterns.
4618 (main): Tweaked to support this. No need to forward-declare
4619 struct rtx_def.
4620 * genrecog.c: Do not bother emitting the C test if it's known
4621 to be true at compile time.
4622
6ab185d6
MS		 46232002-07-29 Mike Stump <mrs@apple.com>
4624
6d439235 4625 * config.gcc (target_gtfiles): Initialize, as otherwise cross
2199e5fa 4626 compilers hosted on powerpc-apple-darwin6.0 won't even build.
6ab185d6 4627
72b075d1
RE		 46282002-07-29 Richard Earnshaw <rearnsha@arm.com>
4629
4630 * arm.md (sibcall, sibcall_value): Add RETURN as part of the pattern,
4631 remove clobber of LR.
4632 (sibcall_insn, sibcall_value_insn): Update accordingly.
4633 (sibcall_epilogue): Remove debugging comment from assembler stream.
4634
f63c45ec
GDR		 46352002-07-29 Gabriel Dos Reis <gdr@nerim.net>
4636
4637 * pretty-print.h: Define more macros.
4638 * diagnostic.h (output_formatted_integer): Moved from...
4639 * diagnostic.c: ... here.
4640
c27c15db
KG		 46412002-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4642
4643 * stormy16.h (ASM_OUTPUT_SYMBOL_REF): Use ASM_OUTPUT_LABEL_REF.
4644
99086d59
ZW		 46452002-07-28 Zack Weinberg <zack@codesourcery.com>
4646
4647 * defaults.h (ASM_OUTPUT_MEASURED_SIZE): Take only two
4648 arguments. Always use ".-symbol" as expression argument.
4649 * doc/tm.texi: Update to match. Document requirement for
4650 ".size symbol, .-symbol" to be acceptable to assembler.
4651
4652 * config/elfos.h, config/netbsd-aout.h, config/openbsd.h,
4653 config/arm/elf.h, config/avr/avr.h, config/cris/aout.h,
4654 config/i386/freebsd-aout.h, config/i386/sco5.h,
4655 config/ip2k/ip2k.h, config/m88k/m88k.h, config/xtensa/elf.h,
4656 config/xtensa/linux.h: Update uses of ASM_OUTPUT_MEASURED_SIZE.
4657
dd86aabf
KG		 46582002-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4659
6fd327e9
KG		 4660 * Makefile.in (gengtype-lex.c): Fix error in last change.
4661
8155cedd
KG		 4662 * alpha/freebsd.h (TARGET_OS_CPP_BUILTINS): Add missing
4663 backslash.
4664
dd86aabf
KG		 4665 * Makefile.in (vmsdbgout.o): Depend on function.h.
4666
4667 * vmsdbgout.c: Include function.h.
4668
d4348177
AM		 46692002-07-28 Alan Modra <amodra@bigpond.net.au>
4670
4671 * prefix.c (update_path): Don't strip single `.' path components
4672 unless stripping a later `..' component. Exit loop as soon as
4673 a valid path is found.
4674
c2ef6d34
RS		 46752002-07-27 Roger Sayle <roger@eyesopen.com>
4676
4677 * builtins.def [DEF_GCC_BUILTIN]: Require an explicit ATTRS
4678 argument. Mark BUILT_IN_RETURN, BUILT_IN_EH_RETURN,
4679 BUILT_IN_LONGJMP and BUILT_IN_TRAP as noreturn, the ISO C99
4680 floating point unordered comparisons (e.g. __builtin_isgreater)
4681 as const, and leave the remaining GCC_BUILTINs unchanged.
4682
4683 * c-decl.c (builtin_function): No need to explicitly mark
4684 BUILT_IN_RETURN and BUILT_IN_EH_RETURN as noreturn.
4685
52bfebf0
RS		 46862002-07-27 Roger Sayle <roger@eyesopen.com>
4687
4688 * Makefile.in: rtlanal.o now depends upon real.h.
4689
4690 * flags.h [flag_signaling_nans]: New flag.
4691 [HONOR_SNANS]: New macro.
4692
4693 * toplev.c [flag_signaling_nans]: Initialize to false.
99086d59 4694 (f_options): Add processing for "-fsignaling-nans".
52bfebf0
RS		 4695 (set_fast_math_flags): Clear flag_signaling_nans with -ffast-math.
4696 (process_options): flag_signaling_nans implies flag_trapping_math.
4697
4698 * c-common.c (cb_register_builtins): Define __SUPPORT_SNAN__
4699 when -fsignaling-nans. First step to implementing WG14's N965.
4700
4701 * fold-const.c (fold) [MULT_EXPR]: Conditionalize transforming
4702 1.0 * x into x, and -1.0 * x into -x on !HONOR_SNANS.
4703 [RDIV_EXPR]: Conditionalize x/1.0 into x on !HONOR_SNANS.
4704
4705 * simplify-rtx.c (simplify_relational_operation): Conditionalize
4706 transforming abs(x) < 0.0 into false on !HONOR_SNANS.
4707
4708 * rtlanal.c: #include real.c for TARGET_FLOAT_FORMAT definitions
4709 required by HONOR_SNANS. (may_trap_p): Floating point DIV, MOD,
99086d59
ZW		 4710 UDIV, UMOD, GE, GT, LE, LT and COMPARE may always trap with
4711 -fsignaling_nans. EQ and NE only trap for flag_signaling_nans
52bfebf0
RS		 4712 not flag_trapping_math (i.e. HONOR_SNANS but not HONOR_NANS).
4713
4714 * doc/invoke.texi: Document new -fsignaling-nans compiler option.
4715
e66f55b8
KG		 47162002-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4717
4718 * Makefile.in (gengtype-lex.c): Work around a bug in flex.
4719 * gengtype-lex.l (YY_USE_PROTOS): Undef.
4720 (YY_DECL): Define.
4721
a3926fe1
RS		 47222002-07-27 Roger Sayle <roger@eyesopen.com>
4723
4724 * doc/invoke.texi: Document that both -fno-builtin-foo and
4725 -fno-builtin are supported by the g++ front-end.
4726
ef69da62
SS		 47272002-07-27 Stan Shebs <shebs@apple.com>
4728
4729 * configure.in: Rename config_gtfiles to target_gtfiles.
4730 * configure: Regenerate.
4731 * doc/gty.texi: Update reference.
4732 * config.gcc (powerpc-*-darwin*): Set target_gtfiles
4733 instead of appending to it.
4734
a4b0320c
AH		 47352002-07-25 Aldy Hernandez <aldyh@redhat.com>
4736
4737 * config/rs6000/rs6000.c (function_arg_advance): SPE vararg
4738 vectors are split into two registers.
4739 (function_arg): Same.
4740
c427db5d
R		 4741Thu Jul 26 23:00:13 2002 J"orn Rennecke <joern.rennecke@superh.com>
4742
4743 * pa.md (extv): Check predicates before emitting extv_32.
4744
57ac7be9
AM		 47452002-07-27 Alan Modra <amodra@bigpond.net.au>
4746
4747 * config/rs6000/rs6000.c (rs6000_traceback_name): New var.
4748 (rs6000_traceback): New var.
4749 (rs6000_override_options): Set rs6000_traceback.
4750 (rs6000_output_function_epilogue): Implement traceback options.
4751 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add "traceback=".
4752 (rs6000_traceback_name): Declare.
4753
4754 * config/rs6000/rs6000.c (output_profile_hook): Don't generate profile
4755 label reference when NO_PROFILE_COUNTERS.
4756
8e51619a
JM		 47572002-07-26 Jason Merrill <jason@redhat.com>
4758
4759 * function.c (assign_parms): Handle frontend-directed pass by
4760 invisible reference.
4761
b41f25cf
NB		 47622002-07-26 Neil Booth <neil@daikokuya.co.uk>
4763
4764 * doc/cppopts.texi: Update.
4765
c2734e05
NB		 47662002-07-26 Neil Booth <neil@daikokuya.co.uk>
4767
4768 * cppmacro.c (_cpp_create_definition): Don't attempt redefinition
4769 warnings on assertions.
4770
c372b0fa
NB		 47712002-07-26 Neil Booth <neil@daikokuya.co.uk>
4772
4773 * c-common.h (RID_AND, RID_AND_EQ, RID_NOT, RID_NOT_EQ,
4774 RID_OR, RID_OR_EQ, RID_XOR, RID_XOR_EQ, RID_BITAND, RID_BITOR,
4775 RID_COMPL): Remove.
4776 * c-parse.in (rid_to_yy): Similarly.
4777
558ee214
JM		 47782002-07-26 Jason Merrill <jason@redhat.com>
4779
4780 * c-dump.c: Resurrect.
4781 * tree-dump.c: Move C-specific stuff to c-dump.c.
4782 * c-common.h: Declare c_dump_tree.
4783 * c-lang.c (LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN): Define.
4784 * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o.
4785 (c-dump.o): New rule.
4786
ce71f754
AM		 47872002-07-26 Alan Modra <amodra@bigpond.net.au>
4788
4789 * config/rs6000/rs6000.md: Enable patterns using rlwinm for
4790 PowerPC64. Replace "T" and "S" constraints with "n" when the
4791 predicate will do. Formatting fixes.
4792 (extzvsi_internal2): Use "andi.", "andis." and attr type of "compare"
4793 as for extzvsi_internal1.
4794
e179e7d7
NB		 47952002-07-25 Neil Booth <neil@daikokuya.co.uk>
4796
4797 * dwarfout.c (VERSION_ASM_OP, DERIV_BEGIN_LABEL_FMT,
4798 DERIV_END_LABEL_FMT): Remove.
4799 (SL_BEGIN_LABEL_FMT, SL_END_LABEL_FMT): Move.
4800
a2056183
NB		 48012002-07-25 Neil Booth <neil@daikokuya.co.uk>
4802
4803 * objc/objc-act.c (UTAG_STATICS, UTAG_PROTOCOL_LIST, USERTYPE):
4804 Remove.
4805
308c142a
SS		 48062002-07-25 Stan Shebs <shebs@apple.com>
4807
4808 * config/rs6000/rs6000.c (rs6000_emit_prologue): Remove unused
4809 local var dwarfp.
4810 (output_compiler_stub): Remove unused locals.
4811 (output_call): Always initialize line number.
4812
59324685
R		 4813Thu Jul 25 20:34:50 2002 J"orn Rennecke <joern.rennecke@superh.com>
4814
4815 * sh.h (LOAD_EXTEND_OP): QImode zero-extends on SHmedia.
4816 * sh.md (truncdiqi2, movqi_media): Likewise.
4817
77bbd421
NB		 48182002-07-25 Neil Booth <neil@daikokuya.co.uk>
4819
4820 * gcse.c (obstack_chunk_alloc): Remove.
4821 (gcse_alloc): Fix to count allocated bytes.
4822 * collect2.c (SYMBOL__MAIN): Remove.
4823
7bad45b0
NB		 48242002-07-25 Neil Booth <neil@daikokuya.co.uk>
4825
4826 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Only used if
4827 HAVE_TARGET_EXECUTABLE_SUFFIX.
4828
184166b5
R		 4829Thu Jul 25 18:57:50 2002 J"orn Rennecke <joern.rennecke@superh.com>
4830
4831 * rtl.h (mem_attrs): Spell out more clearly the roles of ALIGN,
4832 SIZE, EXPR and OFFSET.
4833
40cb04f1
RH		 48342002-07-25 Richard Henderson <rth@redhat.com>
4835
4836 * emit-rtl.c (set_mem_attributes): Fix size and alignment thinkos
4837 in ARRAY_REF of DECL_P case.
4838
a27fb29b
RS		 48392002-07-25 Richard Sandiford <rsandifo@redhat.com>
4840
4841 * doc/invoke.texi: Document -mabi=meabi, and expand on the EABI
4842 description. Document -mips32, -mips64, and the associated -march
4843 values. Describe the "mipsN" arguments to -march. Say that the
4844 -mipsN options are equivalent to -march. Reword the description
4845 of default type sizes.
4846 * toplev.h (target_flags_explicit): Declare.
4847 * toplev.c (target_flags_explicit): New var.
4848 (set_target_switch): Update target_flags_explicit.
4849 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Undefine.
4850 * config/mips/elf64.h (MIPS_ISA_DEFAULT): Undefine.
4851 * config/mips/iris6.h (SUBTARGET_ASM_SPEC): -mabi=64 implies -mips3.
4852 * config/mips/isa3264.h (MIPS_ENABLE_EMBEDDED_O32): Undefine.
4853 * config/mips/mips.h (mips_cpu_info): New struct.
4854 (mips_cpu_string, mips_explicit_type_size_string): Remove.
4855 (mips_cpu_info_table, mips_arch_info, mips_tune_info): Declare.
4856 (MIPS_CPP_SET_PROCESSOR): New macro.
4857 (TARGET_CPP_BUILTINS): Declare a macro for each supported processor.
4858 Define _MIPS_ARCH and _MIPS_TUNE.
4859 (MIPS_ISA_DEFAULT): Don't provide a default value. Instead...
4860 (MIPS_CPU_STRING_DEFAULT): Set to "from-abi" if neither it nor
4861 MIPS_ISA_DEFAULT were already defined.
4862 (MULTILIB_DEFAULTS): Add MULTILIB_ABI_DEFAULT.
4863 (TARGET_OPTIONS): Remove -mcpu and -mexplicit-type-size.
4864 (ABI_NEEDS_32BIT_REGS, ABI_NEEDS_64BIT_REGS): New.
4865 (GAS_ASM_SPEC): Remove -march, -mcpu, -mgp* and -mabi rules.
4866 (ABI_GAS_ASM_SPEC): Remove.
4867 (MULTILIB_ABI_DEFAULT, ASM_ABI_DEFAULT_SPEC): New macros.
4868 (ASM_SPEC): Add -mgp32, -mgp64, -march, -mabi=eabi and -mabi=o64.
4869 Invoke %(asm_abi_default_spec) if no ABI was specified.
4870 (CC1_SPEC): Remove ISA -> register-size rules.
4871 (EXTRA_SPECS): Remove abi_gas_asm_spec. Add asm_abi_default_spec.
4872 * config/mips/mips.c (mips_arch_info, mips_tune_info): New vars.
4873 (mips_cpu_string, mips_explicit_type_size_string): Remove.
4874 (mips_cpu_info_table): New array.
4875 (mips_set_architecture, mips_set_tune): New fns.
4876 (override_options): Rework to make -mipsN equivalent to -march.
4877 Detect more erroneous cases, including those removed from CC1_SPEC.
4878 Don't change the ABI based on architecture, or vice versa.
4879 Unify logic with GAS.
4880 (mips_asm_file_start): Get architecture name from mips_arch_info.
4881 (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p): New fns.
4882 (mips_parse_cpu): Take the name of the option as argument. Handle
4883 'from-abi'. Raise an error if the option is wrong.
4884 (mips_cpu_info_from_isa): New fn.
4885
6bbdc759
RS		 48862002-07-25 Richard Sandiford <rsandifo@redhat.com>
4887
4888 * config/mips/mips.md (tablejump_mips161): Use gen_rtx_LABEL_REF.
4889 (tablejump_mips162): Likewise.
4890
80a62484
R		 4891Thu Jul 25 10:23:41 2002 J"orn Rennecke <joern.rennecke@superh.com>
4892
4893 * simpify-rtx.c (simplify_subreg): Don't pass MODE_CC mode to
4894 int_mode_for_mode.
4895
ea793912
GDR		 48962002-07-25 Gabriel Dos Reis <gdr@nerim.net>
4897
4898 * c-common.c (c_sizeof_or_alignof_type): Take a third argument for
99086d59 4899 complaining.
ea793912
GDR		 4900 * c-common.h (c_sizeof): Adjust definition.
4901 (c_alignof): Likewise.
4902 * c-tree.h (c_sizeof_nowarn): Now macro.
4903 * c-typeck.c (c_sizeof_nowarn): Remove definition.
4904
2d615444
NB		 49052002-07-25 Neil Booth <neil@daikokuya.co.uk>
4906
4907 * c-decl.c (c_decode_option): No need to handle switches
4908 cpplib handles.
4909
2be2ac70
ZW		 49102002-07-24 Zack Weinberg <zack@codesourcery.com>
4911
4912 * defaults.h (ASM_OUTPUT_TYPE_DIRECTIVE, ASM_OUTPUT_SIZE_DIRECTIVE,
4913 ASM_OUTPUT_MEASURED_SIZE): New default definitions of new macros.
4914 * doc/tm.texi: Document them. Also document SIZE_ASM_OP,
4915 TYPE_ASM_OP, and TYPE_OPERAND_FMT.
4916
4917 * config/elfos.h, config/netbsd-aout.h, config/openbsd.h,
4918 config/alpha/elf.h, config/arm/elf.h, config/avr/avr.h,
4919 config/cris/aout.h, config/i386/freebsd-aout.h,
4920 config/i386/sco5.h, config/ia64/ia64.c, config/ip2k/ip2k.h,
4921 config/m68k/m68kelf.h, config/m68k/m68kv4.h, config/m88k/m88k.h,
4922 config/mcore/mcore-elf.h, config/mips/elf.h, config/mips/elf64.h,
4923 config/mips/iris6.h, config/mips/linux.h, config/pa/pa-linux.h,
4924 config/pa/pa64-hpux.h, config/rs6000/sysv4.h,
4925 config/xtensa/elf.h, config/xtensa/linux.h:
4926 Use the new macros.
4927 Where possible, remove redundant definitions of SIZE_ASM_OP,
4928 TYPE_ASM_OP, and TYPE_OPERAND_FMT.
4929
518878e1
AH		 49302002-07-24 Aldy Hernandez <aldyh@redhat.com>
4931
4932 * config/rs6000/eabi.h: Define TARGET_SPE_ABI, TARGET_SPE,
4933 TARGET_ISEL, and TARGET_FPRS.
99086d59 4934
518878e1
AH		 4935 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4936 -mabi=spe, -mabi=no-spe, and -misel=.
4937
4938 * config/rs6000/rs6000-protos.h: Add output_isel.
4939 Move vrsave_operation prototype here.
4940
4941 * config/rs6000/rs6000.md (sminsi3): Allow pattern for TARGET_ISEL.
4942 (smaxsi3): Same.
4943 (uminsi3): Same.
4944 (umaxsi3): Same.
4945 (abssi2_nopower): Disallow when TARGET_ISEL.
4946 (*ne0): Same.
4947 (negsf2): Change to expand and rename old pattern to *negsf2.
4948 (abssf2): Change to expand and rename old pattern to *abssf2.
99086d59 4949
518878e1
AH		 4950 New expanders: fix_truncsfsi2, floatunssisf2, floatsisf2,
4951 fixunssfsi2.
4952
4953 Change patterns that check for TARGET_HARD_FLOAT or
4954 TARGET_SOFT_FLOAT to also check TARGET_FPRS.
4955
4956 * config/rs6000/rs6000.c: New globals: rs6000_spe_abi,
4957 rs6000_isel, rs6000_fprs, rs6000_isel_string.
4958 (rs6000_override_options): Add 8540 case to
4959 processor_target_table.
4960 Set rs6000_isel for the 8540.
4961 Call rs6000_parse_isel_option.
4962 (enable_mask_for_builtins): New.
4963 (rs6000_parse_isel_option): New.
4964 (rs6000_parse_abi_options): Add spe and no-spe.
4965 (easy_fp_constant): Treat !TARGET_FPRS as soft-float.
4966 (rs6000_legitimize_address): Check for TARGET_FPRS when checking
4967 for TARGET_HARD_FLOAT.
4968 Add case for SPE_VECTOR_MODE.
4969 (rs6000_legitimize_reload_address): Handle SPE vector modes.
4970 (rs6000_legitimate_address): Disallow PRE_INC/PRE_DEC for SPE
4971 vector modes.
4972 Check for TARGET_FPRS when checking for TARGET_HARD_FLOAT.
4973 (rs6000_emit_move): Check for TARGET_FPRS.
4974 Add cases for SPE vector modes.
4975 (function_arg_boundary): Return 64 for SPE vector modes.
4976 (function_arg_advance): Check for TARGET_FPRS and
4977 Handle SPE vectors.
4978 (function_arg): Same.
4979 (setup_incoming_varargs): Check for TARGET_FPRS.
4980 (rs6000_va_arg): Same.
4981 (struct builtin_description): Un-constify mask field. Move up in
4982 file.
4983 (bdesc_2arg): Un-constify and add SPE builtins.
4984 (bdesc_1arg): Same.
4985 (bdesc_spe_predicates): New.
4986 (bdesc_spe_evsel): New.
4987 (rs6000_expand_unop_builtin): Add SPE 5-bit literal builtins.
4988 (rs6000_expand_binop_builtin): Same.
4989 (bdesc_2arg_spe): New.
4990 (spe_expand_builtin): New.
4991 (spe_expand_predicate_builtin): New.
4992 (spe_expand_evsel_builtin): New.
4993 (rs6000_expand_builtin): Call spe_expand_builtin for SPE.
4994 (rs6000_init_builtins): Initialize SPE builtins. Call
4995 rs6000_common_init_builtins.
4996 (altivec_init_builtins): Move all non-altivec builtin code to...
4997 (rs6000_common_init_builtins): ...here. New function.
4998 (branch_positive_comparison_operator): Allow NE code for SPE.
4999 (ccr_bit): Return correct ccr bit for SPE fp.
5000 (print_operand): Emit crnor in 'D' case for SPE.
5001 New case 't'.
5002 Add SPE code for 'y' case.
5003 (rs6000_generate_compare): Generate rtl for SPE fp.
5004 (output_cbranch): Handle SPE hard floats.
5005 (rs6000_emit_cmove): Handle isel.
5006 (rs6000_emit_int_cmove): New.
5007 (output_isel): New.
5008 (rs6000_stack_info): Adjust stack frame so GPRs are saved in
5009 64-bits for SPE.
5010 (debug_stack_info): Add SPE info.
5011 (gen_frame_mem_offset): New.
5012 (rs6000_emit_prologue): Save GPRs in 64-bits for SPE abi.
5013 Change mode of frame pointer, when saving it, to Pmode.
5014 (rs6000_emit_epilogue): Restore GPRs in 64-bits for SPE abi.
5015 Misc cleanups and use gen_frame_mem_offset when appropriate.
5016
5017 * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_PPC8540.
5018 (TARGET_SPE_ABI): New.
5019 (TARGET_SPE): New.
5020 (TARGET_ISEL): New.
5021 (TARGET_FPRS): New.
5022 (FIXED_SCRATCH): New.
5023 (RTX_COSTS): Add PROCESSOR_PPC8540.
5024 (ASM_CPU_SPEC): Add case for 8540.
5025 (TARGET_OPTIONS): Add isel= case.
5026 (rs6000_spe_abi): New.
5027 (rs6000_isel): New.
5028 (rs6000_fprs): New.
5029 (rs6000_isel_string): New.
5030 (UNITS_PER_SPE_WORD): New.
5031 (LOCAL_ALIGNMENT): Adjust for SPE.
5032 (HARD_REGNO_MODE_OK): Same.
5033 (DATA_ALIGNMENT): Same.
5034 (MEMBER_TYPE_FORCES_BLK): New.
5035 (FIRST_PSEUDO_REGISTER): Set to 113.
5036 (FIXED_REGISTERS): Add SPE registers.
5037 (reg_class): Same.
5038 (REG_CLASS_NAMES): Same.
5039 (REG_CLASS_CONTENTS): Same.
5040 (REGNO_REG_CLASS): Same.
5041 (REGISTER_NAMES): Same.
5042 (DEBUG_REGISTER_NAMES): Same.
5043 (ADDITIONAL_REGISTER_NAMES): Same.
5044 (CALL_USED_REGISTERS): Same.
5045 (CALL_REALLY_USED_REGISTERS): Same.
5046 (SPE_ACC_REGNO): New.
5047 (SPEFSCR_REGNO): New.
5048 (SPE_SIMD_REGNO_P): New.
5049 (HARD_REGNO_NREGS): Adjust for SPE.
5050 (VECTOR_MODE_SUPPORTED_P): Same.
5051 (REGNO_REG_CLASS): Same.
5052 (FUNCTION_VALUE): Same.
5053 (LIBCALL_VALUE): Same.
5054 (LEGITIMATE_OFFSET_ADDRESS_P): Same.
5055 (SPE_VECTOR_MODE): New.
5056 (CONDITIONAL_REGISTER_USAGE): Disable FPRs when target does FP on
5057 the GPRs. Set FIXED_SCRATCH fixed in SPE case.
5058 (rs6000_stack): Add spe_gp_size, spe_padding_size,
5059 spe_gp_save_offset.
5060 (USE_FP_FOR_ARG_P): Check for TARGET_FPRS.
5061 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
5062 (SPE_CONST_OFFSET_OK): New.
5063 (rs6000_builtins): Add SPE builtins.
5064
5065 * testsuite/gcc.dg/ppc-spe.c: New.
99086d59 5066
518878e1
AH		 5067 * config/rs6000/eabispe.h: New.
5068
5069 * config/rs6000/spe.h: New.
5070
5071 * config/rs600/spe.md: New.
5072
5073 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5074 __SIMD__ for TARGET_SPE.
5075
5076 * config.gcc: Add powerpc-*-eabispe* case.
5077 Add spe.h to user headers for powerpc.
5078
8d1b7ba1
CD		 50792002-07-24 Chris Demetriou <cgd@broadcom.com>
5080
5081 * config/mips/elf.h (STARTFILE_SPEC): Undo previous change.
5082 * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
5083 * config/mips/isa3264.h (STARTFILE_SPEC): Likewise.
5084
8ad8135a
RH		 50852002-07-24 Richard Henderson <rth@redhat.com>
5086
5087 * expr.c (expand_expr) [TRY_FINALLY_EXPR]: Use GOTO_SUBROUTINE_EXPR
5088 form when not optimizing.
5089
dc44a4d8
DM		 50902002-07-24 David Mosberger <davidm@hpl.hp.com>
5091
5092 * config/ia64/ia64.c (gen_thread_pointer): Fix typo in marking
5093 thread_pointer_rtx as unchanging.
5094
c5605318
MM		 50952002-07-24 Michael Matz <matz@suse.de>
5096
5097 * ra-colorize.c (INV_REG_ALLOC_ORDER): New macro.
5098 (free_reg): Use it.
5099
3ade30ea
RE		 51002002-07-24 Richard Earnshaw <rearnsha@arm.com>
5101
5102 * arm.md (arm_buneq, arm_bltgt): put '\' before ';' in output
5103 pattern.
5104 (arm_buneq_reversed, arm_bltgt_reversed): Likewise.
5105 (movsicc, movsfcc, movdfcc): FAIL if UNEQ or LTGT.
5106
8a3ad737
CD		 51072002-07-24 Chris Demetriou <cgd@broadcom.com>
5108
5109 * config/mips/elf.h (STARTFILE_SPEC): Never include crt0.o.
5110 * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
5111 * config/mips/isa3264.h (STARTFILE_SPEC): Do not redefine.
5112
7e51e626
JH		 5113Wed Jul 24 17:59:12 CEST 2002 Jan Hubicka <jh@suse.cz>
5114
5115 * toplev.c (rest_of_compilation): Dump loops before clobbering
5116 the structure.
5117
5df533b3
JH		 5118Wed Jul 24 17:23:16 CEST 2002 Jan Hubicka <jh@suse.cz>
5119
5120 * rtlanal.c (keep_with_call_p): Avoid overflow in fixed_regs.
5121
79258dce
RS		 51222002-07-24 Frank van der Linden <fvdl@wasabisystems.com>
5123
5124 PR optimization/7291
5125 * config/i386/i386.c (ix86_expand_clrstr): Fix bzero alignment
5126 problem on x86_64.
5127
26ff2117
GDR		 51282002-07-24 Gabriel Dos Reis <gdr@nerim.net>
5129
5130 * pretty-print.h: Add macros from cp/error.c
5131
0ba1b2ff
AM		 51322002-07-24 Alan Modra <amodra@bigpond.net.au>
5133
5134 * config/rs6000/rs6000-protos.h (mask_operand_wrap): Declare.
5135 (mask64_2_operand): Declare.
5136 (build_mask64_2_operands): Declare.
5137 (and64_2_operand): Declare.
5138 (extract_MB): Declare.
5139 (extract_ME): Declare.
5140 * config/rs6000/rs6000.c (mask64_operand): Allow all ones. Remove
5141 CONST_DOUBLE code.
5142 (mask_operand_wrap): New insn predicate.
5143 (mask64_2_operand): Likewise.
5144 (and64_2_operand): Likewise.
5145 (build_mask64_2_operands): New function.
5146 (extract_MB): New function.
5147 (extract_ME): New function.
5148 (print_operand <case m,M>): Use extract_MB and extract_ME.
5149 (print_operand <case S>): Allow all ones. Remove CONST_DOUBLE support.
5150 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 't'.
5151 (PREDICATE_CODES): Add and64_2_operand, mask_operand_wrap and
5152 mask64_2_operand. Remove CONST_DOUBLE from mask64_operand.
5153 * config/rs6000/rs6000.md (andsi3_internal3): New
5154 (andsi3_internal3+1): Enable split for powerpc64.
5155 (andsi3_internal3+2): New split.
5156 (andsi3_internal4): Renamed old andsi3_internal3.
5157 (andsi3_internal5): New.
5158 (andsi3_internal5+1): Enable split for powerpc64.
5159 (andsi3_internal5+2): New split.
5160 (andsi3_internal6, andsi3_internal7, andsi3_internal8): New.
5161 (anddi3): Handle 't' constraint.
5162 (anddi3+1): New split.
5163 (anddi3_internal2): Handle 't' constraint.
5164 (anddi3_internal2+1): New split.
5165 (anddi3_internal3): Handle 't' constraint.
5166 (anddi3_internal3+1): New split.
5167
097657c3
AM		 51682002-07-24 Alan Modra <amodra@bigpond.net.au>
5169
5170 * config/rs6000/rs6000.md: Remove scratch reg on insns using
5171 addze and similar (plus (comparison r1 r2) r3) insns. Add
5172 missing scratch reg in one case. Formatting fixes.
5173
a69cbaac
NB		 51742002-07-24 Neil Booth <neil@daikokuya.co.uk>
5175
5176 * cppexp.c (parse_defined): Mark macro used.
5177 * cpphash.h (struct cpp_macro): New member "used".
5178 (_cpp_mark_macro_used, _cpp_warn_if_unused_macro): New.
5179 (struct cpp_reader): New member.
5180 * cppinit.c (cpp_finish_options): Set first_unused_line.
5181 (cpp_finish): Warn of unused macros if requested.
5182 (OPT_TABLE): New switches.
5183 (cpp_handle_option): Handle them.
5184 * cpplib.c (do_undef): Warn if macro unused.
5185 (do_ifdef, do_ifndef): Mark macro used.
5186 * cpplib.h (struct cpp_options): New member.
5187 * cppmacro.c (_cpp_warn_if_unused_macro): New.
5188 (enter_macro_context): Mark macro used.
5189 (_cpp_create_definition): Mark macro unused; warn if unused
5190 when redefined.
5191 * cpptrad.c (scan_out_logcial_line, push_replacement_text):
5192 Mark macros used.
5193 * doc/cppopts.texi: Update.
5194
c0667597
NB		 51952002-07-23 Neil Booth <neil@daikokuya.co.uk>
5196
5197 * dwarf2out.c (SECTION_ASM_OP,
5198 ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
5199 * system.h (SECTION_ASM_OP): Poison.
5200 * tree.c (FILE_FUNCTION_PREFIX_LEN): Remove.
5201 * config/alpha/alpha-interix.h, config/mips/linux.h
5202 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
5203 * config/mmix/mmix-protos.h, config/mmix/mmix.c
5204 (mmix_asm_output_define_label_difference_symbol): Remove.
5205 * config/mmix/mmix.h
5206 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
b841421a 5207 * doc/tm.texi: Remove documentation.
c0667597 5208
bf7cd754
R		 5209Tue Jul 23 21:49:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
5210
5211 * recog.c (asm_operand_ok): Allow float CONST_VECTORs for 'F'.
5212 (constrain_operands): Likewise.
5213 * regclass.c (record_reg_classes): Likewise.
5214 * reload.c (find_reloads): Likewise.
5215 * doc/md.texi: Likewise.
451f86fd
R		 5216
5217 * reload.c (find_reloads_toplev): Use simplify_gen_subreg.
5218 * simplify-rtx.c (simplify_subreg): When converting to a non-int
5219 mode, try to convert to an integer mode of matching size first.
1d5fa6b4
R		 5220
5221 * simplify-rtx.x (simplify_subreg): When constructing a CONST_VECTOR
5222 from individual subregs, check that each subreg has been generated
5223 sucessfully.
5224
10d6af32
NB		 52252002-07-23 Neil Booth <neil@daikokuya.co.uk>
5226
5227 * genautomata.c (VLA_HWINT_SHORTEN, VLA_HWINT_LAST): Remove.
5228 * df.c (HANDLE_SUBREG, FOR_EACH_BB_IN_BITMAP_REV,
5229 FOR_EACH_BB_IN_SBITMAP): Remove.
5230 * gcse.c (NEVER_SET, FOLLOW_BACK_EDGES): Remove.
5231 * haifa-sched.c (DONE_PRIORITY, MAX_PRIORITY, TAIL_PRIORITY,
5232 LAUNCH_PRIORITY, DONE_PRIORITY_P, LOW_PRIORITY_P): Remove.
5233 * loop.c (PREFETCH_BLOACK_IN_LOOP_MIN,
5234 PREFETCH_LIMIT_TO_SIMULTANEOUS): Remove.
5235 * regrename.c (REGNO_MODE_OK_FOR_BASE_P): Remove.
5236
6aaae39a
GDR		 52372002-07-23 Gabriel Dos Reis <gdr@nerim.net>
5238
5239 * pretty-print.h: New file.
5240
45e574d0
JDA		 52412002-07-23 Paul Koning <pkoning@equallogic.com>
5242
5243 * real.c (REAL_WORDS_BIG_ENDIAN): Make 1 for DEC.
5244 (LARGEST_EXPONENT_IS_NORMAL): Ditto.
5245 (VAX_HALFWORD_ORDER): Define (1 for DEC VAX, 0 otherwise).
5246 (TARGET_G_FLOAT): Default to 0 if not defined.
99086d59 5247 (ieeetoe): New, common routine to convert target format floats
45e574d0
JDA		 5248 to internal form.
5249 (e24toe, e53toe): Change to use ieeetoe, distinguish DEC
5250 vs. others.
5251 (e113toe): Change to use ieeetoe.
5252
52532002-07-23 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5254
5255 * real.c (REAL_WORDS_BIG_ENDIAN): Make sure it is 0 for DEC and 1 for
5256 IBM.
5257 (e53toe): Assume IEEE if non of DEC, IBM and C4X is defined.
5258 (e64toe): Remove special cases for DEC and IBM. Remove support for
5259 ARM_EXTENDED_IEEE_FORMAT.
5260 (e24toe): Remove special cases for DEC.
5261 (significand_size): Simplify. Indent.
5262 (ieee_format, ieee_24, ieee_53, ieee_64, ieee_113): New.
5263 (etoieee, toieee): New.
5264 (etoe113, toe113, etoe64, toe64, etoe53, toe53, etoe24, toe24): Use
5265 etoieee and toieee for IEEE arithmetic.
5266
3764f879
GDR		 52672002-07-23 Gabriel Dos Reis <gdr@nerim.net>
5268
5269 * doc/extend.texi: Say ISO C90, not ISO C89.
5270 * doc/invoke.texi: Likewise.
5271 * doc/standards.texi: Likewise.
5272
aa0f70e6
SE		 52732002-07-23 Steve Ellcey <sje@cup.hp.com>
5274
5275 * gcc/explow.c (convert_memory_address): Fix conversion of CONSTs.
5276 Fix permutation of conversion and plus/mult.
5277 * gcc/builtins.c (expand_builtin_memcpy) Ensure return pointer is
5278 ptr_mode and not Pmode when POINTERS_EXTEND_UNSIGNED is defined.
5279 (expand_builtin_strncpy) Ditto.
5280 (expand_builtin_memset) Ditto.
5281
fa72b064
GDR		 52822002-07-23 Gabriel Dos Reis <gdr@nerim.net>
5283
5284 Fix PR/7363:
5285 * c-common.c (c_sizeof_or_alignof_type): New function.
5286 (c_alignof): Remove definition.
5287 * c-common.h (c_sizeof, c_alignof): Define as macros.
5288 (c_sizeof_or_alignof_type): Declare.
5289 (my_friendly_assert): Moved from cp/cp-tree.h
5290 * c-typeck.c (c_sizeof): Remove definition.
5291
2b773ee2
JH		 52922002-07-23 Jan Hubicka <jh@suse.cz>
5293
5294 * gcse.c (try_replace_reg): Use num_changes_pending.
5295 * recog.c (num_changes_pending): New function.
5296 (validate_replace_src): Use validate_repalce_src_group.
5297 (validate_replace_src_group): New.
5298 * recog.h (validate_repalce_src_group): New.
5299 (num_changes_pending): Likewise.
5300
a0dc500c
R		 5301Tue Jul 23 12:16:58 2002 J"orn Rennecke <joern.rennecke@superh.com>
5302
5303 * calls.c (emit_library_call_value_1): If
5304 FUNCTION_ARG_PASS_BY_REFERENCE is true, pretend this is neither
5305 libcall, const call nor pure call.
5306
d22eda7b
NB		 53072002-07-23 Neil Booth <neil@daikokuya.co.uk>
5308
5309 * config/m88k/m88k.h (SECTION_ASM_OP): Remove.
5310
b5e66e65
NB		 53112002-07-23 Neil Booth <neil@daikokuya.co.uk>
5312
5313 * vmsdbgout.c (SECTION_ASM_OP): Remove.
5314
c3a600c0
NB		 53152002-07-23 Neil Booth <neil@daikokuya.co.uk>
5316
5317 * config/i386/i386.c (AT_BP): Remove.
5318
4fa31c2a
NB		 53192002-07-23 Neil Booth <neil@daikokuya.co.uk>
5320
5321 * defaults.h (obstack_chunk_alloc, obstack_chunk_free):
5322 Default definition.
5323 * gcse.c: Don't define obstack_chunk_free.
5324 * collect2.c, conflict.c, df.c, diagnostic.c, fix-header.c,
5325 flow.c, gcc.c, genattrtab.c, genautomata.c, genflags.c, gensupport.c,
5326 integrate.c, loop.c, ra.c, read-rtl.c, regrename.c, reload1.c,
5327 reorg.c, tlink.c, tree.c, config/arm/arm.c, objc/objc-act.c:
5328 Don't define obstack macros.
5329
fd576c86
SC		 53302002-07-22 Stephane Carrez <stcarrez@nerim.fr>
5331
5332 PR target/6744
5333 * config/m68hc11/m68hc11.c (m68hc11_z_replacement): Also replace
5334 ASM_OPERANDS instructions.
5335
b791ff31
SC		 53362002-07-22 Stephane Carrez <stcarrez@nerim.fr>
5337
5338 PR target/7361
5339 * config/m68hc11/m68hc11.c (go_if_legitimate_address_internal): Accept
5340 constant addresses only on 68HC12.
5341
4a941115
NB		 53422002-07-22 Neil Booth <neil@daikokuya.co.uk>
5343
5344 * cppfiles.c (stack_include_file): Correct test of whether
5345 a dependency should be output.
5346
7488cc6d
DE		 53472002-07-22 David Edelsohn <edelsohn@gnu.org>
5348
5349 * collect2.c (is_ctor_dtor): Add other possible JOINER values.
5350
b41caf7c
RE		 53512002-07-22 Richard Earnshaw <rearnsha@arm.com>
5352
5353 * arm.md (movqi): If optimizing and we can create pseudos, use
5354 a ZERO_EXTEND to load from memory, then copy the result into the
5355 target.
5356 (movhi): Likewise, but only for ARMv4.
5357
492e9934
NB		 53582002-07-22 Neil Booth <neil@daikokuya.co.uk>
5359
5360 * ssa-ccp.c (PHI_PARMS): Remove.
5361
f01f01a6
RS		 53622002-07-22 Richard Sandiford <rsandifo@redhat.com>
5363
5364 * config/mips/mips.h (CLASS_CANNOT_CHANGE_MODE): Include FP_REGS
5365 on big-endian targets.
5366
c2ae8aef
KG		 53672002-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5368
5369 * hwint.h (HOST_WIDE_INT_PRINT_DEC_SPACE,
5370 HOST_WIDE_INT_PRINT_UNSIGNED_SPACE,
5371 HOST_WIDEST_INT_PRINT_DEC_SPACE, HOST_WIDEST_INT_PRINT_DEC_SPACE):
5372 New formatting macros.
5373
5374 * ra-debug.c (dump_static_insn_cost): Avoid string concatenation.
5375
eab2120d
R		 5376Mon Jul 22 15:27:25 2002 J"orn Rennecke <joern.rennecke@superh.com>
5377
5378 * rtlanal.c (subreg_regno_offset): Return correct offset for
5379 big endian paradoxical subregs.
0d541696
R		 5380
5381 * optabs.c (expand_vector_unop): Don't expand using sub_optab
5382 if we got the wrong mode.
bb9b3805
R		 5383
5384 * hwint.c (define HOST_WIDE_INT_PRINT_DEC_C): New define.
5385 * genrecog.c (write_switch, write_cond): Use it.
5386 * genemit.c (gen_exp): Likewise.
5387
e96eb215
JJ		 53882002-07-22 Jakub Jelinek <jakub@redhat.com>
5389
5390 * c-decl.c (build_compound_literal): Set decl TREE_READONLY from TYPE.
5391
cf3c4f56
JJ		 53922002-07-22 Jakub Jelinek <jakub@redhat.com>
5393
5394 * c-decl.c (build_compound_literal): Defer compound literal decls
5395 until until file end to emit them only if they are actually used.
5396
533c4863
KG		 53972002-07-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5398
5399 * ra-build.c (check_conflict_numbers): Hide unused function.
5400 (livethrough_conflicts_bb): Avoid automatic aggregate
5401 initialization.
5402 (parts_to_webs_1): Avoid `U' integer constant modifier.
5403 (conflicts_between_webs): Wrap a variable in the macro controlling
5404 its usage.
5405 * ra-debug.c (ra_debug_msg): Use VA_OPEN/VA_CLOSE.
5406 (dump_igraph, dump_graph_cost): Avoid string concatenation
5407 (dump_static_insn_cost): Avoid automatic aggregate
5408 initialization.
5409 * ra-rewrite.c (insert_stores): Avoid automatic aggregate
5410 initialization.
5411 (dump_cost): Avoid string concatenation
5412
8943a0b4
RH		 54132002-07-21 Richard Henderson <rth@redhat.com>
5414
5415 * expr.c (expand_expr) [TRY_FINALLY_EXPR]: Don't use
5416 GOTO_SUBROUTINE_EXPR when finally_block can be re-expanded.
5417
b1aef35b
RH		 54182002-07-21 Richard Henderson <rth@redhat.com>
5419
5420 * unroll.c (find_splittable_givs): Do not split DEST_ADDR givs
5421 that are not unrolled completely.
5422
5e1afb11
RH		 54232002-07-21 Richard Henderson <rth@redhat.com>
5424
5425 * loop.h (LOOP_AUTO_UNROLL): Rename from LOOP_FIRST_PASS.
5426 * loop.c (strength_reduce): Update.
5427 * toplev.c (rest_of_compilation): Do unrolling in the first
5428 loop pass, not the second.
5429
c67a1cf6
RH		 54302002-07-21 Richard Henderson <rth@redhat.com>
5431
5432 * emit-rtl.c (set_mem_attributes): Preserve indirection of PARM_DECL
5433 when flag_argument_noalias == 2.
5434 * alias.c (nonoverlapping_memrefs_p): Handle that.
5435 * print-rtl.c (print_mem_expr): Likewise.
5436
b68daef4
HS		 54372002-07-21 Hartmut Schirmer <hartmut.schirmer@arcor.de>
5438
5439 * libgcc2.c (__divdi3, __moddi3): Use unary minus operator
5440 instead of __negdi2 directly.
5441
060a58c5
NB		 54422002-07-21 Neil Booth <neil@daikokuya.co.uk>
5443
5444 * gengenrtl.c (gencode): Don't define obstack_alloc_rtx.
5445 * function.c (SYMBOL__MAIN): Remove definition.
5446 * global.c (SET_CONFLICT, REGBITP, ALLOCNO_LIVE_P): Remove.
99086d59 5447 * predict.c (PROB_NEVER, PROB_LIKELY, PROB_UNLIKELY): Remove.
060a58c5
NB		 5448 * profile.c (GCOV_INDEX_TO_BB): Remove.
5449 * sched-rgn.c (ABS_VALUE, MIN_DIFF_PRIORITY, MIN_PROB_DIFF): Remove.
5450 * simplify-rtx.c (FIXED_BASE_PLUS_P): Remove.
5451
2f8dd115
NB		 54522002-07-21 Neil Booth <neil@daikokuya.co.uk>
5453
5454 * c-lex.c (GET_ENVIRONMENT): Remove.
5455 * collect2.c (GET_ENV_PATH_LIST): Remove.
5456 (prefix_from_env): Use GET_ENVIRONMENT.
5457 * cppinit.c (GET_ENV_PATH_LIST): Remove.
5458 (init_standard_includes): Use GET_ENVIRONMENT.
5459 * defaults.h (GET_ENVIRONMENT): Define here if not already.
5460 * gcc.c (GET_ENV_PATH_LIST): Remove.
5461 (make_relative_prefix, process_command): Update.
5462 * protoize.c (GET_ENV_PATH_LIST): Remove.
5463 (do_processing): Update.
5464
56508306
GDR		 54652002-07-21 Gabriel Dos Reis <gdr@nerim.net>
5466
5467 * c-decl.c (build_array_declarator): Say 'ISO C90', not 'ISO C89'.
5468 (grokdeclarator): Likewise.
5469 * c-format.c (C_STD_NAME): Likewise.
5470 * c-lex.c (interpret_integer): Likewise.
5471 * c-typeck.c (build_array_ref): Likewise.
5472 * cpplex.c (_cpp_lex_direct): Likewise.
5473 * toplev.c (documented_lang_options): Likewise.
5474
e2f62855
NB		 54752002-07-21 Neil Booth <neil@daikokuya.co.uk>
5476
5477 * c-format.c (T99_I, T99_UI): Remove.
5478
c89d1dfd
NB		 54792002-07-21 Neil Booth <neil@daikokuya.co.uk>
5480
5481 * c-typeck.c (SAVE_SPELLING_DEPTH): Remove.
5482
46690369
JH		 5483Sun Jul 21 21:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
5484
5485 * gcse.c (do_local_cprop): Do not extend lifetimes of registers set by
5486 do_local_cprop.
5487
60ffc1b8
AJ		 54882002-07-21 Andreas Jaeger <aj@suse.de>
5489
99086d59 5490 * reload1.c (fixup_abnormal_edges): Remove unused variable.
60ffc1b8 5491
c05ffc49
BS		 54922002-07-21 Bernd Schmidt <bernds@redhat.com>
5493
5494 Improvements for the ifcvt pass from Michael Meissner, with patches
5495 by Richard Sandiford <rsandifo@redhat.com>
5496 * basic-block.h (struct ce_if_block, ce_if_block_t): New types.
5497 * ifcvt.c (cond_exec_changed_p): New static variable.
5498 (last_active_insn): New function, renamed from last_active_insn_p
5499 and changed to return the last active insn in a basic block. All
5500 callers updated.
5501 (block_fallthru): New function.
5502 (cond_exec_process_insns): New argument CE_INFO. Pass it to
5503 IFCVT_MODIFY_INSN. All callers updated.
5504 Return false if START or END are NULL.
5505 Handle case where we're processing an insn that is already
5506 conditional.
5507
5508 (noce_process_if_block): CE_INFO argument rather than
5509 multiple args containing the involved basic blocks. All callers
5510 changed.
5511 (process_if_block, merge_if_block, find_if_block,
5512 cond_exec_process_if_block): Likewise.
5513
5514 (cond_exec_process_if_block): New arg DO_MULTIPLE_P. All callers
5515 changed.
5516 Use new function last_active_insn to simplify some code.
5517 New code to handle multiple tests.
5518 Call IFCVT_MODIFY_CANCEL in all failure cases, otherwise set
5519 cond_exec_changed_p to TRUE.
5520
5521 (process_if_block): New code to handle multiple tests.
5522 (merge_if_block): Likewise.
5523 (find_if_header): New arg PASS. Changed to return the currently
5524 processed basic block or NULL instead of true/false. All callers
5525 changed.
5526 Call IFCVT_INIT_EXTRA_FIELDS.
5527 (block_jumps_and_fallthru_p): New function.
5528 (find_if_block): Discover opportunities to convert multiple tests.
5529 Add additional debugging output.
5530 Update the ce_info structure before returning.
5531
5532 (if_convert): Run multiple passes of if-conversion.
5533 * doc/tm.texi (IFCVT_MODIFY_TESTS, IFCVT_MODIFY_INSN,
5534 IFCVT_MODIFY_FINAL, IFCVT_MODIFY_CANCEL, IFCVT_MODIFY_MULTIPLE_TESTS,
5535 IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS): Update documentation for
5536 these macros.
5537
ae860ff7
JH		 5538Sun Jul 21 00:54:54 CEST 2002 Jan Hubicka <jh@suse.cz>
5539
5540 * gcse.c: Include cselib.h
5541 (constptop_register): Break out from ...
5542 (cprop_insn): ... here; kill basic_block argument.
5543 (do_local_cprop, local_cprop_pass): New functions.
5544 (one_cprop_pass): Call local_cprop_pass.
5545
0da65b89
RS		 55462002-07-20 Roger Sayle <roger@eyesopen.com>
5547
5548 * simplify-rtx.c (simplify_relational_operation): Optimize
5549 abs(x) < 0.0 (and abs(x) >= 0.0 when using -ffast-math).
5550
47cc673a
MM		 55512002-07-20 Michae Matz <matz@suse.de>
5552
5553 * ra-build.c: (remember_web_was_spilled): Use GENERAL_REGS.
5554
68e65275
NB		 55552002-07-20 Neil Booth <neil@daikokuya.co.uk>
5556
5557 * cppexp.c (struct op): Add token pointer.
5558 (check_promotion, CHECK_PROMOTION): New.
5559 (optab): Update.
5560 (_cpp_parse_expr): Update, use token pointer of struct op.
5561 (reduce): Warn about change of sign owing to promotion.
5562 * cppinit.c (cpp_handle_option): New warning if -Wall.
5563 * cpplib.h (struct cpp_options): New member.
5564
e3485bbc
DE		 55652002-07-19 David Edelsohn <edelsohn@gnu.org>
5566
5567 * config/rs6000/rs6000.md: Remove ppc630 fpcompare from single
5568 fpu list. Separate Power4 compare and delayed_compare. Correct
5569 Power4 fpcompare.
5570 (fix_truncdfsi2_internal): Restore FPR preference.
5571 * config/rs6000/t-aix43 (MULTILIB_MATCHES): Add mcpu?power3,
5572 mcpu?power4, mcpu?604e. Remove mpower, mpower2, mpowerpc.
5573
449655a6
MV		 55742002-07-19 Momchil Velikov <velco@fadata.bg>
5575
5576 * reload1.c (reload_as_needed): Duplicate oldpat.
5577
8b583747
AM		 55782002-07-20 Alan Modra <amodra@bigpond.net.au>
5579
5580 PR optimization/7130
5581 * loop.h (struct loop_info): Add "preconditioned".
5582 * unroll.c (unroll_loop): Set it.
5583 * doloop.c (doloop_modify_runtime): Correct count for unrolled loops.
5584
0dc36574
ZW		 55852002-07-19 Zack Weinberg <zack@codesourcery.com>
5586
5587 * rtl.def (CODE_LABEL): Remove slot 8.
5588 * rtl.h (struct rtx_def): Document new uses of jump and call fields.
5589 (LABEL_ALTERNATE_NAME): Delete.
5590 (LABEL_KIND, SET_LABEL_KIND, LABEL_ALT_ENTRY_P): New.
5591 * defaults.h: Remove default for ASM_OUTPUT_ALTERNATE_LABEL_NAME.
5592
5593 * final.c (output_alternate_entry_point): New.
5594 (final_scan_insn): Use it instead of
5595 ASM_OUTPUT_ALTERNATE_LABEL_NAME. Do not consider possibility
5596 of a case label being an alternate entry point.
5597
5598 * cfgbuild.c (make_edges, find_bb_boundaries): Use LABEL_ALT_ENTRY_P.
5599 * emit-rtl.c (gen_label_rtx): Adjust call to gen_rtx_CODE_LABEL.
5600 Do not clear LABEL_NUSES (unnecessary) or LABEL_ALTERNATE_NAME
5601 (field deleted).
5602 * print-rtl.c, ra-debug.c: Update code to output CODE_LABELs.
5603
5604 * doc/rtl.texi: Document LABEL_KIND, SET_LABEL_KIND, and
5605 LABEL_ALT_ENTRY_P; not LABEL_ALTERNATE_NAME.
5606 * doc/tm.texi: Delete documentation of
5607 ASM_OUTPUT_ALTERNATE_LABEL_NAME.
5608
59267987
RO		 56092002-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5610
5611 * config/mips/iris5gas.h (DWARF2_DEBUGGING_INFO): Define.
5612 (PREFERRED_DEBUGGING_TYPE): Use DWARF2_DEBUG.
5613 (LINK_SPEC): Define.
5614 (STARTFILE_SPEC): Define.
5615 (ENDFILE_SPEC): Define.
5616
5617 * config/mips/iris6-o32.h (LINK_SPEC): Move ...
5618 * config/mips/iris6-o32-as.h (LINK_SPEC): ... here.
5619
5620 * config/mips/iris6-o32-gas.h: New file.
5621 * config.gcc (mips-sgi-irix6*o32): Use it.
5622
5623 * config/mips/t-iris5-gas: New file.
5624 * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix5*): Use it.
5625
75aef48a
NB		 56262002-07-19 Neil Booth <neil@daikokuya.co.uk>
5627
5628 * cppexp.c (ALWAYS_EVAL): Remove.
5629 (optab, reduce): Always evaluate.
5630 (num_unary_op, num_binary_op, num_div_op): Issue diagnostics
5631 only if not skipping evaluation.
5632
72a5503d
MM		 56332002-07-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
5634
5635 * config/avr/avr.c (debug_hard_reg_set): Remove.
5636
059ba716
CD		 56372002-07-19 Chris Demetriou <cgd@broadcom.com>
5638
5639 * gcc.c (cpp_options): Include "%1" (cc1_spec).
5640
544823b6
RH		 56412002-07-19 Richard Henderson <rth@redhat.com>
5642
5643 * loop.c (loop_givs_rescan): Delete the REG_EQUAL note, not the insn.
5644
c35383cb
AM		 56452002-07-19 Alan Modra <amodra@bigpond.net.au>
5646
5647 * prefix.c (update_path): Don't zap single `.' path components
5648 unless followed by another `.' and fix typo last patch.
5649
ad28cff7
NB		 56502002-07-18 Neil Booth <neil@daikokuya.co.uk>
5651
5652 * cppexp.c (cpp_num_mul): Remove unused parameter.
5653 (UNARY, BINARY, OTHER, binary_handler): Remove.
5654 (ALWAYS_EVAL): New.
5655 (optab): Update.
5656 (reduce): Refactor to a large switch, don't use a function
5657 pointer.
5658
139b7f86
BT		 56592002-07-18 Bo Thorsen <bo@berlioz.suse.de>
5660
5661 * config/i386/linux64.h (STARTFILE_PREFIX_SPEC): Define this always.
5662
e69d1422
R		 5663Thu Jul 18 19:39:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
5664
5665 * sh-protos.h (sh_expand_unop_v2sf): Move inside #ifdef RTX_CODE guard.
5666 (sh_expand_binop_v2sf): Likewise.
5667 * sh.c (machine_dependent_reorg): Add move for UNSPEC_MOVA.
5668 (int_gpr_dest, trunc_hi_operand): New functions.
5669 * sh.h (PREDICATE_CODES): Add any_register_operand, int_gpr_dest and
5670 trunc_hi_operand.
5671 (SPECIAL_MODE_PREDICATES, any_register_operand): Define.
5672 * sh.md (cmpeqdi_t+1): Remove comments that genrecog warns about.
5673 (adddi3_compact+1, subdi3_compact+1, ashlsi3_n+1, ashlhi3+1): Likewise.
5674 (ashrsi2_16+1, ashrsi2_31+1, lshrsi3_n+1, ashrdi3+[12]): Likewise.
5675 (and_shl_scratch+[12], zero_extendhidi2+1): Likewise.
5676 (zero_extendhisi2_media+1, extendhidi2+1, extendqidi2+1): Likewise.
5677 (extendhisi2_media+1, extendqisi2_media+1): Likewise.
5678 (movsi_media_nofpu+[12], movhi_media+1, movdi_media_nofpu+1): Likewise.
5679 (movdi_const_16bit+[12], movdf_i4+[123], reload_outdf+[2-5]): Likewise.
5680 (movsf_ie+1): Likewise.
5681 (loaddi_trunc): Use int_gpr_dest predicate.
5682 (use_sfunc_addr, indirect_jump_scratch, sibcall_compact): Add mode(s).
5683 (mova, mova_const, GOTaddr2picreg, ptrel, casesi_worker_0): Likewise.
5684 (casesi_worker_0+[12], casesi_worker): Likewise.
5685 (shcompact_preserve_incoming_args): Likewise.
5686 (mov_nop): Use any_register_operand predicate.
5687 (mperm_w0): Use trunc_hi_operand predicate.
5688
47a4976f
JDA		 56892002-07-18 John David Anglin <dave@hiauly1.hia.nrc.ca>
5690
5691 * pa-linux.h (DWARF2_UNWIND_INFO): Delete define.
5692 * pa.h (EH_RETURN_DATA_REGNO): Revise TARGET_64BIT and correct
5693 numbering.
5694
f3a4e54e
JDA		 56952002-07-18 John David Anglin <dave@hiauly1.hia.nrc.ca>
5696
5697 * pa.c (output_deferred_plabels): Remove unused millicode enum mulU.
5698
30484ccf
RH		 56992002-07-18 Richard Henderson <rth@redhat.com>
5700
5701 PR optimization/7147
5702 * ifcvt.c (noce_get_condition): Make certain that the condition
5703 is valid at JUMP.
5704
d042370e
R		 5705Thu Jul 18 13:44:51 2002 J"orn Rennecke <joern.rennecke@superh.com>
5706
5707 * sh.c (barrier_align, push): Shut up compiler warnings.
5708 (initial_elimination_offset,sh_media_init_builtins): Likewise.
5709 (reg_no_subreg_operand): Delete.
5710
61fee9b3
BT		 57112002-07-17 Bo Thorsen <bo@suse.de>
5712
5713 * config/i386/linux64.h (LINK_SPEC): Remove bogus -Y option.
5714 (STARTFILE_PREFIX_SPEC): Define for NATIVE_CROSS compilations.
5715 (STARTFILE_SPEC): Remove hardcoded library paths.
5716 (ENDFILE_SPEC): Likewise.
5717
f305679f
JH		 5718Thu Jul 18 09:38:59 CEST 2002 Jan Hubicka <jh@suse.cz>
5719
5720 * gcse.c (hoist_expr_reaches_here_p): Stop once expr_bb is reached.
5721
5722 * gcse.c (try_replace_reg): Do not return false positives.
5723
99bcb625
AM		 57242002-07-18 Alan Modra <amodra@bigpond.net.au>
5725
f6f23ad2
AM		 5726 * prefix.c: (update_path): Strip ".." components when prior dir
5727 doesn't exist. Pass correct var to UPDATE_PATH_HOST_CANONICALIZE.
5728
99bcb625
AM		 5729 * config/rs6000/sysv4.h (ASM_OUTPUT_REG_PUSH): Remove 64-bit support.
5730 (ASM_OUTPUT_REG_POP): Likewise.
5731
09eeeacb
AM		 57322002-07-18 Alan Modra <amodra@bigpond.net.au>
5733
5734 * config/rs6000/rs6000.c (first_reg_to_save): Remove bogus
5735 adjustments to first_reg for profiling case.
5736 (output_function_profiler): Correct lr save slot for ABI_AIX_NODESC.
5737 Disable profiling for 64 bit code on both ABI_V4 and ABI_AIX_NODESC.
5738 Save static chain reg to sp + 12 on ABI_AIX_NODESC.
5739 * config/rs6000/sysv4.h (ASM_OUTPUT_REG_PUSH): Define.
5740 (ASM_OUTPUT_REG_POP): Define.
5741 * config/rs6000/linux64.h (ASM_OUTPUT_REG_PUSH): Undef.
5742 (ASM_OUTPUT_REG_POP): Undef.
5743
74d06cf2
NB		 57442002-07-17 Neil Booth <neil@daikokuya.co.uk>
5745
5746 * cpplib.c (do_sccs): Handle #sccs on all systems.
5747 * system.h (SCCS_DIRECTIVE): Poison.
5748 * config/darwin.h, config/freebsd.h, config/netbsd.h,
5749 config/ptx4.h, config/svr3.h, config/svr4.h, config/alpha/elf.h,
5750 config/arm/linux-elf.h, config/c4x/c4x.h, config/d30v/d30v.h,
5751 config/i370/i370.h, config/i386/gas.h, config/i386/sco5.h,
5752 config/i960/i960.h, config/m68hc11/m68hc11.h, config/m68k/3b1.h,
5753 config/m68k/3b1g.h, config/m68k/crds.h, config/m68k/mot3300.h,
5754 config/m68k/pbb.h, config/m88k/m88k.h, config/mips/mips.h,
5755 config/sparc/pbd.h, config/stormy16/stormy16.h, config/vax/vaxv.h:
5756 Remove all references to SCCS_DIRECTIVE.
5757 * doc/cpp.texi, doc/tm.texi: Update.
5758
61dde664
R		 5759Wed Jul 17 19:23:32 2002 J"orn Rennecke <joern.rennecke@superh.com>
5760
5761 * regrename.c (maybe_mode_change): New function.
5762 (find_oldest_value_reg, copyprop_hardreg_forward_1): Use it.
5763
97f51ac4
RB		 57642002-07-17 Rodney Brown <rbrown64@csc.com.au>
5765
5766 * config/i386/i386.c (ix86_expand_int_movcc): In the general case
5767 suppress addition when either ct or cf are zero.
5768
f1a73cfe 57692002-06-17 Eric Botcazou <ebotcazou@multimania.com>
30484ccf 5770 Glen Nakamura <glen@imodulo.com>
f1a73cfe
EB		 5771
5772 PR optimization/6713
5773 * loop.c (loop_givs_rescan): Explicitly delete the insn that
5774 sets a non-replaceable giv after issuing the new one.
5775
23ff0223
NB		 57762002-07-17 Neil Booth <neil@daikokuya.co.uk>
5777
5778 * cppexp.c (cpp_interpret_integer, append_digit, parse_defined,
5779 eval_token): Clarify and correct use of "bool" variables.
5780 * cpplib.h (struct cpp_options): Similarly.
5781 * cppmacro.c (parse_params, _cpp_save_parameter): Ditto.
5782 * cpptrad.c (recursive_macro): Similarly.
5783
ac09192a
R		 5784Wed Jul 17 17:08:06 2002 J"orn Rennecke <joern.rennecke@superh.com>
5785
d28586ab 5786 * config/sh/lib1funcs.asm (udivsi3_i4): Implement SHcompact version in
ac09192a 5787 SHmedia code.
68cef009
R		 5788
5789 * sh.md (cmpgtudi_media): Remove spurious @.
701e3726
R		 5790
5791 * config/sh/lib1funcs.asm (FMOVD_WORKS): Don't define for little endian.
5792 * sh.h (OVERRIDE_OPTIONS): Don't set FMOVD_BIT for little endian.
ca903bba
R		 5793
5794 * config/sh/lib1funcs.asm (init_trampoline): New entry point.
5795 * sh-protos.h (sh_initialize_trampoline): Declare.
5796 * sh.c (sh_initialize_trampoline): New function.
5797 * sh.h (TRAMPOLINE_SIZE): Only 24 for TARGET_SHMEDIA32.
5798 (TRAMPOLINE_ALIGNMENT): Need cache-line alignment for TARGET_SHMEDIA.
5799 (INITIALIZE_TRAMPOLINE): Call sh_initialize_trampoline.
5800 (TRAMPOLINE_ADJUST_ADDRESS): Not needed for SHcompact.
5801 * sh.md (initialize_trampoline, double_shori): New patterns.
5802 (initialize_trampoline_compact): Likewise.
5803 (shmedia32_initialize_trampoline_big): Remove.
5804 (shmedia32_initialize_trampoline_little): Likewise.
0ac78517
R		 5805
5806 * sh-protos.h (binary_float_operator): Remove declaration.
5807 (sh_expand_unop_v2sf, sh_expand_binop_v2sf): Declare.
5808 * sh.c (print_operand, case 'N'): Check against CONST0_RTX.
5809 (unary_float_operator, sh_expand_unop_v2sf): New functions.
5810 (sh_expand_binop_v2sf): Likewise.
5811 (zero_vec_operand): Delete.
5812 (SH_BLTIN_UDI): New builtin shared signature define. Renumbered
5813 all non-shared ones.
5814 (bdesc): Change all the mextr builtins to use SH_BLTIN_UDI.
5815 Enable nsb and byterev.
5816 * sh.h (CONDITIONAL_REGISTER_USAGE): Initialize DF_HI_REGS.
5817 (HARD_REGNO_MODE_OK): Allow TImode in fp regs. Allow V2SFmode
5818 in general regs.
5819 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add DF_HI_REGS.
5820 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise. Remove clause for
5821 immediate operands.
5822 (SECONDARY_INPUT_RELOAD_CLASS): Add clause for immediate operands.
5823 Add DF_HI_REGS.
5824 (CLASS_CANNOT_CHANGE_MODE, CLASS_CANNOT_CHANGE_MODE_P): Allow
5825 lowpart fp regs - only for big endian for now.
5826 (LEGITIMATE_CONSTANT_P): Don't allow non-zero float vectors
5827 when FPU is in use.
5828 (EXTRA_CONTRAINT_U): Check against CONST0_RTX.
5829 (LOAD_EXTEND_OP): NIL for SImode.
5830 (REGISTER_MOVE_COST): Add DF_HI_REGS. Const for moves between
5831 general and fp registers is 4.
5832 PREDICATE_CODES: Amend binary_float_operator entry.
5833 Remove zero_vec_operand. Add unary_float_operator.
5834 * sh.md (udivsi3_i4_media): Use truncate instead of paradoxical
5835 subreg SET_DEST.
5836 (truncdisi2, truncdihi2, movv2sf): Allow memory destinations.
5837 (truncdiqi2): Do sign extension.
5838 (movsi_media, movdi_media): Allow to use r63 to an fp register.
5839 (movdf_media, movsf_media): Likewise.
5840 (movv2sf_i, movv2sf_i+1): Don't use f{ld,st}.p or SUBREGS.
5841 Collapse to one define_insn_and_split. Allow immediate sources.
5842 (addv2sf3, subv2sf3, mulv2sf3, divv2sf3): New patterns.
5843 (movv4sf_i): Allow immediate sources. Use simplify_gen_subreg.
5844 (movv4sf): Allow immediate sources.
5845 (movsf_media_nofpu+1): Don't split moves to FP registers.
5846 (unary_sf_op, binary_sf_op, mshflo_w_x, concat_v2sf): New patterns.
5847 (movv8qi_i+3): Check against CONST0_RTX.
5848 (mextr1, mextr2. mextr3. mextr4, mextr5, mextr6, mextr7): Use DImode
5849 for input and output operands. Fix argument 3 to gen_mextr_rl.
5850 (mmul23_wl, mmul01_wl, mmulsum_wq_i): s/const_vector/parallel/
5851 (msad_ubq_i, mshf4_b, mshf0_b, mshf4_l, mshf0_l, mshf4_w): Likewise.
5852 (mshf0_w, fipr, ftrv): Likewise.
5853 (mshfhi_l_di): Now insn_and_split. Can handle FP regs.
5854
e9d7b180
JD		 58552002-07-17 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
5856
5857 * arm.h (ARM_NUM_INTS, ARM_NUM_REGS, ARM_NUM_REGS2): Renamed from
5858 NUM_INTS, NUM_REGS and ARM_NUM_REGS2 respectively. All uses changed.
5859 * arm.c: Similarly.
5860
8214bf98
RS		 58612002-07-17 Richard Sandiford <rsandifo@redhat.com>
5862
5863 * config/mips/mips-protos.h (mips_sign_extend): Declare.
5864 * config/mips/mips.h (MASK_DEBUG_H, TARGET_DEBUG_H_MODE): Remove.
5865 (TARGET_SWITCHES): Remove debugh.
5866 (ISA_HAS_TRUNC_W): New macro.
5867 (CLASS_CANNOT_CHANGE_MODE): Include FP_REGS if TARGET_FLOAT64.
5868 (PREDICATE_CODES): Remove se_nonimmediate_operand.
5869 * config/mips/mips.c (movdi_operand): Allow sign-extensions of
5870 any SImode move_operand.
5871 (se_nonimmediate_operand): Remove.
5872 (mips_sign_extend): New.
5873 (mips_move_2words): Use it for sign-extended source operands.
5874 (override_options): Allow integers to be put into single FPRs.
5875 (mips_secondary_reload_class): Handle integers in float registers.
5876 * config/mips/mips.md (extendsidi2): Turn into a define_expand.
5877 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
5878 (fix_truncdfsi2_insn, fix_truncdfsi2_macro): New.
5879 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): New.
5880 (fix_truncdfdi2): Provide only a single alternative, in which the
5881 integer is in a float register. Depend on TARGET_FLOAT64 rather
5882 than TARGET_64BIT.
5883 (fix_truncsfdi2, floatdidf2, floatdisf2): Likewise.
5884 (floatsidf2, floatsisf2): Likewise, but no TARGET_FLOAT64 dependency.
5885 (movdi_internal2): Don't allow the source operand to be sign-extended.
5886 Add alternatives for float registers.
5887 (*movdi_internal2_extend): New. Version of movdi_internal2 that
5888 allows sign-extension.
5889 (*movdi_internal2_mips16): Name the existing mips16 movdi pattern.
5890 (movsi_internal2): Rename to movsi_internal. Add alternatives for
5891 float registers. Remove TARGET_DEBUG_H_MODE test.
5892 (movhi_internal1): Rename to movhi_internal. Don't check
5893 TARGET_DEBUG_H_MODE. Fix transposed *d and *f source constraints.
5894 (movqi_internal1): Rename to movqi_internal and remove
5895 TARGET_DEBUG_H_MODE dependency.
5896 (movsi_internal1, movhi_internal2, movqi_internal2): Remove.
5897
7ab0121e
JW		 58982002-07-16 Jim Wilson <wilson@redhat.com>
5899
5900 * toplev.c (lang_dependent_init): Create function context for
5901 init_expr_once.
5902
349ccf2e
HPN		 59032002-07-16 Hans-Peter Nilsson <hp@axis.com>
5904
5905 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Don't
5906 --gc-sections if -r.
5907 * config/cris/cris.h: Ditto.
5908
06ec023f
RB		 59092002-07-16 Rodney Brown <rbrown64@csc.com.au>
5910
5911 * config/i386/i386.c (ix86_expand_int_movcc): In the case where
5912 the comparison directly gives a mask suppress addition when cf is
5913 zero by complementing the mask.
5914
39cef914
NN		 59152002-07-16 Nathanael Nerode <neroden@gcc.gnu.org>
5916
5917 * Makefile.in: Delete references to enquire.
5918 * enquire.c: Move to contrib.
5919
92c1a778
SS		 59202002-07-16 Stan Shebs <shebs@apple.com>
5921
2aa9948d
SS		 5922 * config/darwin.h (ASM_OUTPUT_LABEL): Move to here from
5923 config/rs6000/darwin.h.
5924 (ASM_OUTPUT_SKIP): Ditto.
5925 (TEXT_SECTION_ASM_OP): Ditto.
5926 (DATA_SECTION_ASM_OP): Ditto.
5927 (ASM_APP_ON): Define.
5928 (ASM_APP_OFF): Define.
5929 * config/rs6000/darwin.h (ASM_OUTPUT_LABEL, ASM_OUTPUT_SKIP,
5930 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Remove.
5931
5932 * config/darwin.c (func_name_maybe_scoped): Remove unused decl.
92c1a778
SS		 5933 (machopic_function_base_name): Declare result to be const.
5934 (machopic_non_lazy_ptr_name): Ditto.
5935 (machopic_stub_name): Ditto.
2aa9948d 5936 * config/darwin-protos.h: Ditto for the prototypes.
92c1a778 5937
daaab00a
JH		 5938Wed Jul 17 00:22:39 CEST 2002 Jan Hubicka <jh@suse.cz>
5939
5940 * m68hc11.c (m68hc11_reorg): Do not rebuild CFG.
5941
63c574cc
JH		 5942Wed Jul 17 00:20:48 CEST 2002 Jan Hubicka <jh@suse.cz>
5943
5944 * i386.md (prefetch): Fix for 64bit mode.
5945 (prefetch_sse_rex, prefetch_3dnow_rex): New patterns.
5946
2a500b9e
JH		 5947Wed Jul 17 00:19:20 CEST 2002 Jan Hubicka <jh@suse.cz>
5948
5949 * i386.h (MACHINE_DEPENDENT_REORG): New macro.
5950 * i386.c (x86_machine_dependent_reorg): New function.
5951 * i386-protos.h (x86_machine_dependent_reorg): Declare.
5952
e5faf155
ZW		 59532002-07-16 Zack Weinberg <zack@codesourcery.com>
5954
5955 * builtins.c (std_expand_builtin_va_start): Remove unused
5956 first argument.
5957 (expand_builtin_va_start): Call EXPAND_BUILTIN_VA_START and
5958 std_expand_builtin_va_start with just two arguments.
5959 * expr.h: Update prototypes.
5960
5961 * alpha-protos.h, alpha.h, alpha.c, arc-protos.h, arc.h,
5962 arc.c, d30v-protos.h, d30v.h, d30v.c, i386-protos.h, i386.h,
5963 i386.c, i960-protos.h, i960.h, i960.c, m88k-protos.h, m88k.h,
5964 m88k.c, mips-protos.h, mips.h, mips.c, mn10300-protos.h,
5965 mn10300.h, mn10300.c, pa-protos.h, pa.h, pa.c,
5966 rs6000-protos.h, rs6000.h, rs6000.c, s390-protos.h, s390.h,
5967 s390.c, sh-protos.h, sh.h, sh.c, sparc-protos.h, sparc.h,
5968 sparc.c, stormy16-protos.h, stormy16.h, stormy16.c,
5969 xtensa-protos.h, xtensa.h, xtensa.c: Remove unused first
5970 argument from all implementations of EXPAND_BUILTIN_VA_START
5971 and all uses of std_expand_builtin_va_start.
5972
dbf65c2f
R		 5973Tue Jul 16 19:32:58 2002 J"orn Rennecke <joern.rennecke@superh.com>
5974
5975 * regrename.c (copy_value): Don't record high part copies.
5976
6acb6d3e 59772002-07-16 Steve Ellcey <sje@cup.hp.com>
99b823ca 5978
6acb6d3e
SE		 5979 * gcc/config/pa/long_double.h (FIXUNS_TRUNCTFDI2_LIBCALL): New define.
5980 (fixunstfdi_libfunc): Change to use FIXUNS_TRUNCTFDI2_LIBCALL.
5981 * gcc/config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_udbl): New function.
5982
5d7c2819
ID		 59832002-07-16 Ian Dall <ian@sibyl.beware.dropbear.id.au>
5984
5985 * doc/invoke.texi (NS32K Options): Document -mieee-compare option
5986
5987 * config/ns32k/ns32k.md (addsi3, *frame_addr, *stack_addr): merge
5988 into addsi3 using register class "x" and "y".
5989
5990 * config/ns32k/ns32k.md (*madddf, *maddsf, *msubdf, *msubsf):
5991 "earlyclobber" constraint modifier for some alternative.
e5faf155 5992
5d7c2819
ID		 5993 * config/ns32k/ns32k.md (tstdf, tstsf, cmpdf, cmpsf, blt, ble)
5994 (*ble, *blt): Flag to indicate bCOND and sCOND should check for
5995 unordered.
5996 config/ns32k/ns32k.h (CC_UNORD): define corresponding mask.
5997
5998 * config/ns32k/ns32k.h (TARGET_IEEE_COMPARE, MASK_IEEE_COMPARE)
5999 (TARGET_SWITCHES): Add -mieee-compare option.
6000 (OVERRIDE_OPTIONS): 32332 is a subset of
6001 32532. Don't use IEEE_COMPARE -funsafe-math-optimizations.
6002 (TARGET_SWITCHES): Fix description of bitfield option.
6003 * config/ns32k/netbsd.h (TARGET_DEFAULT): Add
6004 -mieee-compare option. Remove 32332 flag.
6005
5da4f548 60062002-07-16 Steve Ellcey <sje@cup.hp.com>
5d7c2819
ID		 6007
6008 * explow.c (convert_memory_address): Remove special handling
5da4f548 6009 when POINTERS_EXTEND_UNSIGNED < 0.
5d7c2819 6010 * config/ia64.md (movsi_symbolic): New instruction for ILP32 mode.
5da4f548
SE		 6011 (movedi_symbolic): Fix typo.
6012 (load_fptr): Remove mode restriction so it works for SI and DI.
6013 (load_fptr_internal1): Ditto.
6014 (load_gprel): Ditto.
6015 (load_symptr_internal1): Ditto.
6016 (call_pic): Ditto.
5d7c2819 6017 * config/ia64.c (call_operand): Modify mode check.
5da4f548
SE		 6018 (ia64_expand_load_address): Handle DI and SI addresses and symbols.
6019 (ia64_expand_move): Ditto.
6020 (ia64_assemble_integer): Handle SImode function pointers.
6021 (ia64_expand_fetch_and_op): Handle SImode mem addresses.
6022 (ia64_expand_op_and_fetch): Ditto.
6023 (ia64_expand_compare_and_swap): Ditto.
6024 (ia64_expand_lock_test_and_set): Ditto.
6025 (ia64_expand_lock_release): Ditto.
6026
1575c31e
JD		 60272002-07-16 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
6028
6029 * arm.c (emit_sfm): Don't set RTX_FRAME_RELATED_P on DWARF.
6030
60312002-07-16 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
6032 Richard Earnshaw <rearnsha@arm.com>
6033
e5faf155 6034 * arm.h (LEGITIMATE_PIC_OPERAND_P): Only test
1575c31e
JD		 6035 CONSTANT_POOL_ADDRESS_P if a SYMBOL_REF. Simplify logic.
6036
3894f59e
RE		 60372002-07-16 Richard Earnshaw <rearnsha@arm.com>
6038
6039 * arm.md (stack_tie): New insn. Use an idiom that the alias code
6040 understands to be a memory clobber.
6041 * arm.c (arm_expand_prologue): Use it.
6042
e0b89be2 60432002-07-16 Daniel Berlin <dberlin@dberlin.org>
54b2a7f8
DB		 6044
6045 * ra-rewrite.c: #include reload.h, insn-config.h
6046 * ra-build.c: #include reload.h
6047 * Makefile.in: Update ra-rewrite.o, ra-build.o dependencies to
e5faf155 6048 depend on reload.h, insn-config.h.
54b2a7f8 6049
cffa2189
R		 6050Tue Jul 16 11:57:45 2002 J"orn Rennecke <joern.rennecke@superh.com>
6051
6052 * expr.c (emit_move_insn_1): Handle arbitrary moves that are
6053 the same size as a word.
6054
6055 * regrename.c (find_oldest_value_reg): Take WORDS_BIG_ENDIAN /
6056 BYTES_BIG_ENDIAN into account.
6057
052c96b1
JH		 6058Tue Jul 16 12:22:44 CEST 2002 Jan Hubicka <jh@suse.cz>
6059
6060 * i386.md (prefetch): Fix for 64bit mode.
6061 (prefetch_sse_rex, prefetch_3dnow_rex): New patterns.
6062
6063 * i386.md (movss, movsd): Use xorps/xorpd for Athlon.
6064
ae32926b
MM		 60652002-07-16 Marek Michalkiewicz <marekm@amelek.gda.pl>
6066
6067 * hard-reg-set.h (TEST_HARD_REG_BIT): Return 1 if the bit is set.
6068
6c535c69
ZW		 60692002-07-15 Zack Weinberg <zack@codesourcery.com>
6070
6071 * ginclude/varargs.h: Replace with stub which issues #error.
6072 * ginclude/stdarg.h: __builtin_stdarg_start is renamed
6073 __builtin_va_start.
6074
6075 * builtins.def (BUILT_IN_VARARGS_START): Delete.
6076 (BUILT_IN_VA_START): New.
6077 * builtins.c (expand_builtin_va_start): Eliminate first
6078 argument and code to implement pre-ISO varargs.
6079 (std_expand_builtin_va_start): Ignore first argument; it is
6080 always 1.
6081 (expand_builtin): Handle BUILT_IN_VA_START and
6082 BUILT_IN_STDARG_START identically. Delete
6083 BUILT_IN_VARARGS_START case.
6084
6085 * function.c (assign_parms): Delete hide_last_arg and all
6086 its uses.
6087 (mark_varargs): Delete function.
6088 * function.h (struct function): Delete 'varargs' bit.
6089 (current_function_varargs): Delete macro.
6090 * tree.h: Don't declare mark_varargs.
6091
6092 * c-decl.c (c_function_varargs, c_mark_varargs): Delete.
6093 (c_expand_body): Don't call mark_varargs.
6094 * c-objc-common.c: Handle BUILT_IN_VA_START and
6095 BUILT_IN_STDARG_START identically. Delete
6096 BUILT_IN_VARARGS_START case.
6097 * c-tree.h: Don't declare c_mark_varargs.
6098 * c-parse.in: Remove grammar rules for '&...' (which has been
6099 commented out since before 2.7.2) and for '...' in K+R
6100 argument declarations.
6101
6102 * builtins.c, function.c, integrate.c, sibcall.c,
6103 config/alpha/unicosmk.h, config/arc/arc.c, config/arc/arc.h,
6104 config/avr/avr.c, config/cris/cris.c, config/fr30/fr30.c,
6105 config/i960/i960.c, config/i960/i960.md, config/m32r/m32r.c,
6106 config/m32r/m32r.h, config/m88k/m88k.c, config/m88k/m88k.h,
6107 config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
6108 config/mn10300/mn10300.c, config/pa/som.h, config/s390/s390.c,
6109 config/sh/sh.c, config/sh/sh.h, config/sparc/sparc.h,
6110 config/stormy16/stormy16.c: Delete all references to
6111 current_function_varargs, and code predicated on that flag.
6112
6113 * config/alpha/alpha.c (alpha_va_start),
6114 config/arc/arc.c (arc_va_start),
6115 config/i386/i386.c (ix86_va_start),
6116 config/mips/mips.c (mips_va_start),
6117 config/mn10300/mn10300.c (mn10300_va_start),
6118 config/rs6000/rs6000.c (rs6000_va_start),
6119 config/s390/s390.c (s390_va_start),
6120 config/sh/sh.c (sh_va_start),
6121 Ignore first argument; it is always 1.
6122
6123 * config/c4x/c4x-protos.h, config/c4x/c4x.c: Delete c4x_va_start.
6124 * config/ia64/ia64-protos.h, config/ia64/ia64.c: Delete ia64_va_start.
6125 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6126 Delete m68hc11_va_start.
6127 * config/c4x/c4x.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h:
6128 No need to define EXPAND_BUILTIN_VA_START.
6129
6130 * doc/invoke.texi, doc/sourcebuild.texi, doc/tm.texi,
6131 doc/trouble.texi: Remove references to GCC-provided <varargs.h>.
6132
6d80a854
EB		 61332002-07-15 Eric Botcazou <ebotcazou@multimania.com>
6134
6135 PR optimization/7153
6136 * regmove.c (optimize_reg_copy_3): Don't optimize if the register
6137 dies in more than one insn.
6138
043cfcbe
JT		 61392002-07-15 Jason Thorpe <thorpej@wasabisystems.com>
6140
6141 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Remove.
6142
ed8d2920 61432002-07-15 Michael Matz <matz@suse.de>,
6c535c69 6144 Daniel Berlin <dberlin@dberlin.org>,
ed8d2920
MM		 6145 Denis Chertykov <denisc@overta.ru>
6146
6147 Add a new register allocator.
6148
6149 * ra.c: New file.
6150 * ra.h: New file.
6151 * ra-build.c: New file.
6152 * ra-colorize.c: New file.
6153 * ra-debug.c: New file.
6154 * ra-rewrite.c: New file.
6155
6156 * Makefile.in (ra.o, ra-build.o, ra-colorize.o, ra-debug.o,
6157 (ra-rewrite.o): New .o files for libbackend.a.
6158 (GTFILES): Add basic-block.h.
6159
6160 * toplev.c (flag_new_regalloc): New.
6161 (f_options): New option "new-ra".
6162 (rest_of_compilation): Call initialize_uninitialized_subregs()
6163 only for the old allocator. If flag_new_regalloc is set, call
6164 new allocator, instead of local_alloc(), global_alloc() and
6165 friends.
6166
6167 * doc/invoke.texi: Document -fnew-ra.
6168 * basic-block.h (FOR_ALL_BB): New.
6169 * config/rs6000/rs6000.c (print_operand): Write small constants
6170 as @l+80.
6171
6172 * df.c (read_modify_subreg_p): Narrow down cases for a rmw subreg.
6173 (df_reg_table_realloc): Make size at least as large as max_reg_num().
6174 (df_insn_table_realloc): Size argument now is absolute, not relative.
6175 Changed all callers.
6176
6177 * gengtype.c (main): Add the pseudo-type "HARD_REG_SET".
6178 * regclass.c (reg_scan_mark_refs): Ignore NULL rtx's.
6179
6180 2002-06-20 Michael Matz <matz@suse.de>
6181
6182 * df.h (struct ref.id): Make unsigned.
6183 * df.c (df_bb_reg_def_chain_create): Remove unsigned cast.
6184
6185 2002-06-13 Michael Matz <matz@suse.de>
6186
6187 * df.h (DF_REF_MODE_CHANGE): New flag.
6188 * df.c (df_def_record_1, df_uses_record): Set this flag for refs
6189 involving subregs with invalid mode changes, when
6190 CLASS_CANNOT_CHANGE_MODE is defined.
6191
6192 2002-05-07 Michael Matz <matz@suse.de>
6193
6194 * reload1.c (fixup_abnormal_edges): Don't insert on NULL edge.
6195
6196 2002-05-03 Michael Matz <matz@suse.de>
6197
6198 * sbitmap.c (sbitmap_difference): Accept sbitmaps of different size.
6199
6200 Sat Feb 2 18:58:07 2002 Denis Chertykov <denisc@overta.ru>
6201
6202 * regclass.c (regclass): Work with all regs which have sets or
6203 refs.
6204 (reg_scan_mark_refs): Count regs inside (clobber ...).
6205
6206 2002-01-04 Michael Matz <matzmich@cs.tu-berlin.de>
6207
6208 * df.c (df_ref_record): Correctly calculate SUBREGs of hardregs.
6209 (df_bb_reg_def_chain_create, df_bb_reg_use_chain_create): Only
6210 add new refs.
6211 (df_bb_refs_update): Don't clear insns_modified here, ...
6212 (df_analyse): ... but here.
6213
6214 * sbitmap.c (dump_sbitmap_file): New.
6215 (debug_sbitmap): Use it.
6216
6217 * sbitmap.h (dump_sbitmap_file): Add prototype.
6218
6219 2001-08-07 Daniel Berlin <dan@cgsoftware.com>
6220
6221 * df.c (df_insn_modify): Grow the UID table if necessary, rather
6222 than assume all emits go through df_insns_modify.
6223
6224 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
6225
6226 * regclass.c (reg_scan_mark_refs): When we increase REG_N_SETS,
6227 increase REG_N_REFS (like flow does), so that regclass doesn't
6228 think a reg is useless, and thus, not calculate a class, when it
6229 really should have.
6230
6231 2001-01-28 Daniel Berlin <dberlin@redhat.com>
6232
6233 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP_REV): New macro, needed for
6234 dataflow analysis.
6235
794a292d
JJ		 62362002-07-15 Jakub Jelinek <jakub@redhat.com>
6237
6238 PR middle-end/7245
6239 * config/i386/i386.c (const_int_1_31_operand): New.
6240 * config/i386/i386.h (PREDICATE_CODES): Add it.
6241 * config/i386/i386.md (ashlsi3_cmp, ashlsi3_cmp_zext, ashlhi3_cmp,
6242 ashlqi3_cmp, ashrsi3_cmp, ashrsi3_cmp_zext, ashrhi3_cmp, ashrqi3_cmp,
6243 lshrsi3_cmp, lshrsi3_cmp_zext, lshrhi3_cmp, lshrqi3_cmp): Use it.
6244
05d49501
AM		 62452002-07-14 Alan Modra <amodra@bigpond.net.au>
6246
6247 PR target/7282
6248 * config/rs6000/rs6000.md (floatsidf2): Enable for POWERPC64.
6249 (floatunssidf2): Likewise.
6250 (floatsidf_ppc64): New insn_and_split.
6251 (floatunssidf_ppc64): Likewise.
6252
e89617fe
AJ		 62532002-07-14 Andreas Jaeger <aj@suse.de>
6254
6255 * config.gcc (sh64): Remove unused
6256 target_requires_64bit_host_wide_int.
6257
78762e3b
RS		 62582002-07-12 Roger Sayle <roger@eyesopen.com>
6259
6260 * expr.c [CLEAR_RATIO]: New macro defining the maximum number
6261 of move instructions to use when clearing memory, c.f. MOVE_RATIO.
6262 [CLEAR_BY_PIECES]: New macro, using CLEAR_RATIO, to determine
6263 whether clear_by_pieces should be used to clear storage.
6264 (clear_storage): Use CLEAR_BY_PIECES instead of MOVE_BY_PIECES.
6265
6266 * doc/tm.texi: Document these two new target macros.
6267
f7a454e9
SC		 62682002-07-12 Stephane Carrez <stcarrez@nerim.fr>
6269
6270 * config/m68hc11/m68hc11.md ("zero_extendsidi2"): Use D_REG only for
6271 the scratch register.
6272 ("*movhi2_push"): Accept Z_REG because a split pattern can make use
6273 of it, forbid reload to use it.
6274
26af4041
MM		 62752002-07-12 Marek Michalkiewicz <marekm@amelek.gda.pl>
6276
6277 * config/avr/avr.c (test_hard_reg_class): Fix TEST_HARD_REG_BIT
6278 usage on 64-bit hosts, return value was truncated to 32 bits.
6279
226cfe61
R		 6280Fri Jul 12 00:49:36 2002 J"orn Rennecke <joern.rennecke@superh.com>
6281
6282 * simplify-rtx.c (simplify_subreg): Handle floating point
6283 CONST_DOUBLEs. When an integer subreg of a smaller mode than
6284 the element mode is requested, compute a subreg with an
6285 integer mode of the same size as the element mode first.
6286
25c25947
R		 6287Thu Jul 11 22:02:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
6288
6289 * combine.c (try_combine): When converting a paradoxical subreg
6290 to an extension, take LOAD_EXTEND_OP into account.
6291
789b7de5
RO		 62922002-07-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6293
6294 * config.gcc (mips-sgi-irix6*o32): New configuration.
6295
6296 * configure.in (libgcc_visibility): Disable for mips-sgi-irix6*o32
6297 configurations.
6298 * configure: Regenerate.
6299
6300 * config/mips/iris6-o32-as.h: New file.
6301 * config/mips/iris6-o32.h: New file.
e89617fe 6302
789b7de5
RO		 6303 * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Define.
6304 (NM_FLAGS): Define.
6305 (HAVE_AS_SHF_MERGE): Undefine.
6306
6307 * config/mips/t-iris5-as: New file.
6308 * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix5*): Use it.
6309
6310 * config/mips/t-iris6 (SHLIB_EXT, SHLIB_SOLINK, SHLIB_SONAME,
6311 SHLIB_NAME, SHLIB_MAP, SHLIB_OBJS, SHLIB_SLIBDIR_QUAL, SHLIB_LINK,
6312 SHLIB_INSTALL, SHLIB_MKMAP, SHLIB_MAPFILES, FPBIT, DPBIT,
6313 dp-bit.c, fp-bit.c): Move ...
6314 * config/mips/t-iris5-6: ... here.
6315 New file, shared by IRIX 5 and IRIX 6.
6316 * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix6*,
6317 mips-sgi-irix5*): Use it.
6318
6319 * config/mips/iris6.h: Remove duplicate comment.
6320
6321 * config/mips/mips.c (TARGET_ASM_UNALIGNED_DI_OP) [TARGET_IRIX5 &&
6322 !TARGET_IRIX6]: Define.
6323 (mips_asm_file_start): Don't emit mdebug.<ABI> sections on IRIX 5/6.
6324
6325 * config/mips/mips.h (ASM_DECLARE_FUNCTION_NAME): Fix comment.
6326
a18c2c5f
JDA		 63272002-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6328
6329 * pa.md (adddi3): Change predicate of operand 2 to adddi3_operand
6330 and delete code to force constant to register.
6331 * pa-protos.h (adddi3_operand): Add prototype.
6332 * pa.c (adddi3_operand): New function.
6333
e65a2d65
RS		 63342002-07-11 Roger Sayle <roger@eyesopen.com>
6335
6336 * c-decl.c (duplicate_decls): Preserve the noreturn attribute on
6337 non-ANSI builtin functions.
6338
a06e3c40
R		 6339Thu Jul 11 11:31:12 2002 J"orn Rennecke <joern.rennecke@superh.com>
6340
6341 * rtl.h (gen_rtx_CONST_VECTOR): Declare.
6342 * gengenrtl.c (special_rtx): Check for CONST_VECTOR.
6343 * emit-rtl.c (gen_rtx_CONST_VECTOR): New function.
6344 (gen_const_vector_0): Use it.
6345
47abc309
JDA		 63462002-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6347
6348 * pa.md (adddi3): For 32-bit targets, force constants to a register
6349 if they don't fit in an 11-bit immediate. Change insn predicate to
6350 arith11_operand. Remove comment.
6351 * pa.c (cint_ok_for_move): Fix comment.
6352 (emit_move_sequence): Don't directly split DImode constants on 32-bit
6353 targets.
6354
8ac9d31f
TJ		 63552002-07-11 Tim Josling <tej@melbpc.org.au>
6356
e89617fe 6357 Remove front end hard coding from gengtype.c.
8ac9d31f
TJ		 6358
6359 * Makefile.in
6360 (STAGESTUFF): add gtyp-gen.h
6361 (GTFILES): Remove front end specific files.
6362 (GTFILES_FILES_LANGS): New, from configure..
6363 (GTFILES_FILES_FILES): Likewise.
6364 (GTFILES_LANG_DIR_NAMES): Likewise.
6365 (GTFILES_SRCDIR): Likewise.
6366 (gtyp-gen.h): Build from configure information.
6367 (s-gtype): Remove command line parameters from gengtype.
6368 (gengtype.o): Remove dependency on GTFILES. Depend on gtyp-gen.h.
6369 (mostlyclean): Delete files generated by and for gengtype.
6370
6371 * c-config-lang.in: New file.
6372
6373 * configure.in (all_gtfiles_files_langs): New. Accumulate files
6374 for each language.
6375 (all_gtfiles_files_files): New. Accumulate language for each file
6376 accumulated.
6377 (gtfiles): Pick up value for C.
6378 (srcdir): AC-SUBST this variable.
6379 (all_gtfiles_files_langs): AC-SUBST this variable.
6380 (all_gtfiles_files_files): AC-SUBST this variable.
e89617fe 6381
8ac9d31f 6382 * configure: Regenerate.
e89617fe 6383
8ac9d31f
TJ		 6384 * gengtype-lex.l (parse_file): Make parameter const.
6385
6386 * gengtype.c (toplevel): include gtyp-gen.h.
6387 (BASE_FILE_<language> unnamed enum): Delete.
6388 (lang_names): Delete (replaced by gtyp-gen.h)
6389 (lang_dir_names): From gtyp-gen.h, replaces lang_names; changed
6390 all references.
6391 (NUM_GT_FILES): New.
6392 (NUM_LANG_FILES): New.
6393 (srcdir_len): New.
6394 (NUM_BASE_FILES): Change calculation.
6395 (open_base_files): Change prototype to avoid warning.
6396 (startswith): Delete.
6397 (get_file_basename): Iterate through generated language list not
6398 hard coded list.
6399 (get_base_file_bitmap): Use generated list of files and languages.
6400 (close_output_files): Add prototype to rmove warning.
6401 (main): Iterate through list of generated files from gtyp-gen.h
6402 rather than command line paramaters. Ignore duplicated file
e89617fe 6403 names.
8ac9d31f
TJ		 6404
6405 * gengtype.h (parse_file): Amend prototype for const parameter.
e89617fe 6406
8ac9d31f
TJ		 6407 * doc/sourcebuild.texi: Document gtfiles variable.
6408
6409 * doc/gty.texi: Document changes to gtfiles variable for front
6410 ends.
6411
6412 * objc/config-lang.in (gtfiles): Add files needed for objc front
6413 end.
6414
0e603223
RS		 64152002-07-10 Roger Sayle <roger@eyesopen.com>
6416
6417 PR c/2454
6418 * combine.c (nonzero_bits): LOAD_EXTEND_OP should only apply
6419 to SUBREGs of MEMs. (num_sign_bit_copies): Likewise.
6420
c5358a5d
RS		 64212002-07-10 Roger Sayle <roger@eyesopen.com>
6422 Zack Weinberg <zack@codesourcery.com>
6423
6424 * builtins.def: Make the argument types of abort and exit
6425 independent of the front-end.
6426
a35f8b74
AM		 64272002-07-11 Alan Modra <amodra@bigpond.net.au>
6428
6429 * config/rs6000/linux64.h (ASM_SPEC): Define.
6430
89e7058f
AH		 64312002-07-10 Aldy Hernandez <aldyh@redhat.com>
6432
6c535c69
ZW		 6433 * config/rs6000/rs6000.c (emit_frame_save): New.
6434 (rs6000_frame_related): Replace reg2 before reg.
6435 (rs6000_emit_prologue): Use emit_frame_save for saving gprs, fprs,
6436 and eh_return registers.
89e7058f 6437
086bbd21
TM		 64382002-07-10 Toon Moene <toon@moene.indiv.nluug.nl>
6439
6440 Revert all patches for optimization of Complex .op. Real.
6441 * complex_part_zero_p: Remove
6442 * expand_cmplxdiv_straight: Replace complex_part_zero_p(x)
6443 with x.
6444 * expand_cmplxdiv_wide: Ditto.
6445 * expand_binop: Ditto.
6446
126dbce0
MM		 64472002-07-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
6448
6449 * config/avr/avr.md: Fix two 0x80000000 constants to make them
6450 negative also on 64-bit hosts.
6451
6452 Default to -fno-reorder-blocks when optimizing for size.
6453 * config/avr/avr-protos.h (avr_optimization_options): Declare.
6454 * config/avr/avr.c (avr_optimization_options): New function.
6455 * config/avr/avr.h (OPTIMIZATION_OPTIONS): New.
6456
6457 Optimize returning from simple functions.
6458 * config/avr/avr-protos.h (avr_simple_epilogue): Declare.
6459 * config/avr/avr.c (avr_simple_epilogue): New function.
6460 * config/avr/avr.md (return): New insn.
6461
21c318ba
DR		 64622002-07-10 Douglas B Rupp <rupp@gnat.com>
6463
6464 * config/i386/i386.c (ix86_svr3_asm_out_constructor): Add
6465 HAS_INIT_SECTION to protection.
6466
537834c8
MM		 64672002-07-10 Mark Mitchell <mark@codesourcery.com>
6468
6469 * doc/invoke.texi (Debugging Options): Mention that -gdwarf is
6470 deprecated.
6471
80ba02b1
R		 6472Wed Jul 10 19:50:03 2002 J"orn Rennecke <joern.rennecke@superh.com>
6473
6474 * combine.c (gen_lowpart_for_combine): Handle vector modes.
6475 Supply non-VOID mode to simplify_gen_subreg.
6476
ae3aa00d
JH		 6477Wed Jul 10 18:48:55 CEST 2002 Jan Hubicka <jh@suse.cz>
6478
6479 * i386.c (ix86_init_mmx_sse_builtins): Fix thinko.
6480
029f3983
JL		 64812002-07-10 Jeffrey A Law <law@redhat.com>
6482
7a464913
JL		 6483 * mn10200.c (expand_prologue): Create REG_MAYBE_DEAD notes
6484 as appropriate.
6485
6c535c69
ZW		 6486 * mn10200.c (expand_epilogue): Fix test to determine which scratch
6487 register to use.
029f3983 6488
ff27a429
R		 6489Wed Jul 10 16:06:00 2002 J"orn Rennecke <joern.rennecke@superh.com>
6490
6491 * cse.c (cse_insn): Supply proper SUBREG_BYTE to simplify_gen_subreg.
6492 Get mode from dest.
6493 If simplify_gen_subreg fails, try next equivalent.
6494
e6986399
GDR		 64952002-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
6496
6497 * diagnostic.h: #include location.h
6498 (location_t): Move definition to..
6499 * location.h: ... here. New file.
6500 * tree.h: #include location.h
6501 (DECL_SOURCE_LOCATION): New macro.
6502 (DECL_SOURCE_FILE): Use.
6503 (DECL_SOURCE_LINE): Likewise.
6504 (struct tree_decl): REplace filename and linenum with locus.
6505 * Makefile.in (TREE_H): add location.h
6506 (diagnostic.o): Depends on gt-location.h
6507 (gt-location.h): Depends on s-gtype
6508
7990b46f
MK		 65092002-07-09 Matt Kraai <kraai@alumni.cmu.edu>
6510
6511 * config/rs6000/aix.h: Convert CPP_PREDEFINES to
6512 TARGET_OS_CPP_BUILTINS.
6513 * config/rs6000/aix31.h: Likewise.
6514 * config/rs6000/aix41.h: Likewise.
6515 * config/rs6000/aix43.h: Likewise.
6516 * config/rs6000/aix51.h: Likewise.
6517 * config/rs6000/beos.h: Likewise.
6518 * config/rs6000/darwin.h: Likewise.
6519 * config/rs6000/eabi.h: Likewise.
6520 * config/rs6000/eabisim.h: Likewise.
6521 * config/rs6000/linux.h: Likewise.
6522 * config/rs6000/linux64.h: Likewise.
6523 * config/rs6000/lynx.h: Likewise.
6524 * config/rs6000/mach.h: Likewise.
6525 * config/rs6000/rtems.h: Likewise.
6526 * config/rs6000/sysv4.h: Likewise.
6527 * config/rs6000/vxppc.h: Likewise.
efa39e99
DP		 6528
65292002-07-09 Devang Patel <dpatel@apple.com>
6530 * objc/objc-act.c (adjust_type_for_id_default): Fix my previous patch.
6531 Do not allow ObjC objects as a parameter type for Objective-C methods.
6532 My previous patch restricted 'struct' also.
e89617fe 6533
cd98faa1
NB		 65342002-07-09 Neil Booth <neil@daikokuya.co.uk>
6535
6536 * cpperror.c (cpp_error): Default to directive_line within
6537 directives here.
6538 * cppexp.c (cpp_interpret_integer): Only use traditional
6539 number semantics in directives.
6540 * cpplib.c (prepare_directive_trad): Don't reset pfile->line.
6541 (do_include_common): Similarly.
6542 * cpptrad.c (scan_out_logical_line): Implement accurate
6543 quoting of <> in #include.
6544 * doc/cpp.texi: Update.
6545
2ad65b0e 6546Tue Jul 9 22:37:44 2002 Stephen Clarke <stephen.clarke@superh.com>
6c535c69 6547 J"orn Rennecke <joern.rennecke@superh.com>
2ad65b0e
SC		 6548
6549 * sh.c (sh_adjust_cost): Special handling of SHMEDIA code.
6550 * sh.md (attribute issues): Replace with:
6551 (attribute pipe_model). All users changed.
6552 (attribute type): Change pt / ptabs to pt_media / ptabs_media.
6553 All users changed.
6554 (function units sh5issue, sh5fds): New.
6555 (attribute is_mac_media): New.
6556 (adddi3_media, subdi3_media, divsi3_i1_media, anddi3): Add type.
6557 (andcdi3, iordi3, xordi3, ashldi3_media, lshrdi3_media): Likewise.
6558 (ashrdi3_media, negdi_media, extendsidi2, movqi_media): Likewise.
6559 (movhi_media, shori_media, movv2sf_i, jump_media): Likewise.
6560 (call_media, call_value_media, sibcall_media): Likewise.
6561 (casesi_jump_media, casesi_shift_media, casesi_load_media): Likewise.
6562 (return_media_i, addsf3_media, subsf3_media, mulsf3_media): Likewise.
6563 (mac_media, divsf3_media, floatdisf2, floatsisf2_media): Likewise.
6564 (fix_truncsfdi2, fix_truncsfsi2_media, cmpeqsf_media): Likewise.
6565 (cmpgtsf_media, cmpgesf_media, cmpunsf_media, negsf2_media): Likewise.
6566 (sqrtsf2_media, abssf2_media, adddf3_media, subdf3_media): Likewise.
6567 (muldf3_media, divdf3_media, floatdidf2, floatsidf2_media): Likewise.
6568 (fix_truncdfdi2, fix_truncdfsi2_media, cmpeqdf_media): Likewise.
6569 (cmpgtdf_media, cmpgedf_media,cmpundf_media, negdf2_media): Likewise.
6570 (sqrtdf2_media, absdf2_media, extendsfdf2_media): Likewise.
6571 (truncdfsf2_media): Likewise.
6572 (movsi_media, movsi_media_nofpu, movdi_media): Use new types.
6573 (movdi_media_nofpui, movdf_media, movdf_media_nofpu): Likewise.
6574
b6d33983
R		 6575Tue Jul 9 21:39:50 2002 J"orn Rennecke <joern.rennecke@superh.com>
6576
6577 * sh.h (PREDICATE_CODES): Add general_extend_operand and inqhi_operand.
6578 * sh.c (general_extend_operand, inqhi_operand): New functions.
6579 * sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): Collapse
6580 alternatives using 'N' modifier. Add type.
6581 (adddi3z_media): Likewise. Enable generator function generation.
6582 (movdicc_false, movdicc_true, addsi3_media, subsi3_media): Use more
6583 exact predicates / constraints. Add type.
6584 (subsi3): Allow 0 for SHMEDIA.
6585 (udivsi3_i4_media): Use match_operand for input values
6586 rather than hard registers.
6587 (udivsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
6588 unnecessarily through hard registers. Keep copies of pseudo
6589 registers outside of the libcall sequence.
6590 (mulsidi3_media, umulsidi3_media): Use more exact predicates. Add type.
6591 (ashlsi3_media, ashrsi3_media, lshrsi3_media): Likewise.
6592 (zero_extendsidi2, zero_extendhidi2, zero_extendqidi2): Likewise.
6593 (extendhidi2, extendqidi2): Likewise.
6594 (andsi3_compact): Name.
6595 (andcdi3): Enable generator function generation.
6596 (zero_extendhisi2, zero_extendqisi2): Rename to
6597 (zero_extendhisi2_compact, zero_extendqisi2_compact).
6598 (extendhisi2, extendqisi2): Rename to
6599 (extendhisi2_compact, extendqisi2_compact).
6600 (rotldi3, rotldi3_mextr, rotrdi3, rotrdi3_mextr): New patterns.
6601 (loaddi_trunc, zero_extendhisi2, zero_extendhisi2_media): Likewise.
6602 (zero_extendhisi2_media+1, zero_extendqisi2): Likewise.
6603 (zero_extendqisi2_media, extendhisi2, extendhisi2_media): Likewise.
6604 (extendhisi2_media, extendhisi2_media+1, extendqisi2): Likewise.
6605 (extendqisi2_media, extendqisi2_media+1, truncdisi2): Likewise.
6606 (truncdihi2, truncdiqi2, reload_inqi, reload_inhi): Likewise.
6607 (shmedia32_initialize_trampoline_big): Likewise.
6608 (shmedia32_initialize_trampoline_little): Likewise.
6609 (nsb, nsbsi, nsbdi, ffsdi2, ffssi2, byterev): Likewise.
6610 (negdi2): Remove spurious T clobber.
6611 (zero_extendhidi2+1, extendhidi2+1, extendqidi2+1): Handle TRUNCATE.
6612 (movsi_media, movsi_media_nofpu): Remove spurious *k after b.
6613 (movdi_media, movdi_media_nofpu, pt, ptb): Likewise.
6614 (movsi_media_nofpu+2, movhi_media+1): Only do split after reload.
6615 (ic_invalidate_line_media): Write back data cache before invalidating
6616 instruction cache. Add type.
6617 (movsf_media): Sign-extend when the destination is a general
6618 purpose register. Add type.
6619 (bgt_media, bge_media, bgtu_media, bgeu_media, blt_media_i): Allow 0.
6620 (casesi_worker_0+1): Only increment ref count for proper label.
6621 (casesi_worker_0+2): Likewise.
6622
7ca0873c
MM		 66232002-07-09 Mark Mitchell <mark@codesourcery.com>
6624
6625 * dwarfout.c (dwarfout_init): Warn that DWARF1 is deprecated.
6626
26b10ae0 66272002-07-09 Steve Ellcey <sje@cup.hp.com>
7ca0873c 6628
26b10ae0
SE		 6629 * gcc/except.c (expand_eh_region_end_cleanup): Change exception pointer
6630 from Pmode to ptr_mode.
6631 (get_exception_pointer): Ditto.
6632 (connect_post_landing_pads): Ditto.
6633 (dw2_build_landing_pads): Ditto.
6634
0c3a2ea0
SE		 66352002-07-08 Steve Ellcey <sje@cup.hp.com>
6636 * gcc/c-pragma.h (add_to_renaming_pragma_list): New function.
6637 * gcc/c-pragma.c (add_to_renaming_pragma_list): New function.
6638 (handle_pragma_redefine_extname): Change to use new function.
6639
26c34780
RS		 66402002-07-08 Roger Sayle <roger@eyesopen.com>
6641
6642 * combine.c (combine_simplify_rtx): Add an explicit cast
6643 to avoid signed/unsigned comparison warning.
6644 (simplify_if_then_else): Likewise.
6645 (extended_count): Likewise.
6646 (simplify_shift_const): Likewise.
6647 (simplify_comparison): Likewise.
6648
1d4047e0
RS		 66492002-07-08 Richard Sandiford <rsandifo@redhat.com>
6650
6651 * config/mips/mips.md: Add imadd type. Update scheduler description
6652 to use imadd as well as imul.
6653 (*mul_acc_si, *madsi): Change imul alternatives to imadd.
6654 (*mul_acc_di, *mul_acc_64bit_di): Likewise.
6655 (*mul_sub_si): Likewise for first alternative. Change second
6656 alternative from imul to multi.
6657
5351f1ca
NB		 66582002-07-07 Neil Booth <neil@daikokuya.co.uk>
6659
6660 * c-common.c (c_common_post_options): Update prototype;
6661 don't init backends if preprocessing only.
6662 * langhooks-def.h (LANG_HOOKS_POST_OPTIONS): Update.
6663 * langhooks.h (struct lang_hooks): Update post_options to
6664 return a boolean.
6665 * toplev.c (parse_options_and_default_flags, do_compile,
6666 lang_independent_init): Update prototypes. Allow the
6667 front end to specify that there is no need to initialize
6668 the back end.
6669 (general_init): Move call to hex_init here...
6670 (toplev_main): ...from here. Pass flag for back end init
6671 suppression.
6672
c8cc4417
R		 6673Sun Jul 7 20:38:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
6674
6675 * sh.h (PRINT_OPERAND_PUNCT_VALID_P): Allow '\''.
6676 (PREDICATE_CODES): Add entries for equality_comparison_operator,
6677 greater_comparison_operator and less_comparison_operator.
6678 * sh.c (print_operand): Add '\'' code. Make 'o' handle
6679 more operators.
6680 (equality_comparison_operator): New function.
6681 (greater_comparison_operator, less_comparison_operator): Likewise.
6682 * sh.md (beq_media_i): Disable generator function generation.
6683 Use match_operator to handle a whole class of comparisons. Add
6684 modifier in output template to provide branch prediction. Add type.
6685 (bgt_media_i, ble_media_i): Likewise. Allow zero operands.
6686 (bne_media_i, bge_media_i, bgtu_media_i, bgeu_media_i): Delete.
6687 (blt_media_i, bleu_media_i, bltu_media_i): Likewise.
6688 (bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Allow zero operands.
6689
957ec0f9
HPN		 66902002-07-07 Hans-Peter Nilsson <hp@bitrange.com>
6691
6692 Emit MMIX function prologue and epilogue as rtl.
6693 * config/mmix/mmix.md ("call"): Use mmix_get_hard_reg_initial_val,
6694 not unprototyped get_hard_reg_initial_val.
6695 ("call_value", "nonlocal_goto_receiver"): Ditto.
6696 ("return"): Make define_expand. Move real insn to...
6697 ("*expanded_return"): New pattern.
6698 ("prologue", "epilogue"): New define_expands.
6699 * config/mmix/mmix.h (MMIX_rO_REGNUM): New macro.
6700 (struct machine_function): New member in_prologue.
6701 (FIRST_PSEUDO_REGISTER): Adjust for including rO as register.
6702 (FIXED_REGISTERS, CALL_USED_REGISTERS): Ditto.
6703 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Ditto.
6704 (MMIX_GNU_ABI_REG_ALLOC_ORDER, REG_CLASS_CONTENTS): Ditto.
6705 (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Ditto.
6706 (LOCAL_REGNO): Define. Adjust comment.
6707 * config/mmix/mmix.c (MMIX_CFUN_NEEDS_SAVED_EH_RETURN_ADDRESS):
6708 Consider regs_ever_live[MMIX_rJ_REGNUM], not just
6709 leaf_function_p.
6710 (MMIX_OUTPUT_REGNO): Don't translate registers while outputting
6711 the prologue.
6712 (mmix_target_asm_function_prologue): Make static. Just mark that
6713 the prologue is being emitted. Move guts to...
6714 (mmix_expand_prologue): New function. Adjust for emitting
6715 prologue as rtl. For sizes, use HOST_WIDE_INT only.
6716 (mmix_target_asm_function_epilogue): Make static. Simply emit a
6717 \n. Move guts to...
6718 (mmix_expand_epilogue): New function. Adjust for emitting
6719 epilogue as rtl. For sizes, use HOST_WIDE_INT only.
6720 (mmix_target_asm_function_end_prologue): Mark that the prologue
6721 has ended.
6722 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
6723 (mmix_conditional_register_usage): Improve comments.
6724 (mmix_local_regno): New function.
6725 (mmix_emit_sp_add, mmix_get_hard_reg_initial_val): Ditto.
6726 * config/mmix/mmix-protos.h (mmix_local_regno): Prototype.
6727 (mmix_expand_prologue, mmix_expand_epilogue): Ditto.
6728 (mmix_get_hard_reg_initial_val): Ditto.
6729
7ab5c789
AJ		 67302002-07-06 Andreas Jaeger <aj@suse.de>
6731
6732 * toplev.c (set_fast_math_flags): Don't use ISO C style function
6733 definitions.
6734 * gengtype.c (open_base_files): Likewise.
6735 (close_output_files): Likewise.
6736 * tracer.c (find_best_predecessor): Likewise.
6737 (find_best_successor): Likewise.
6738 (ignore_bb_p): Likewise.
6739
df061a43
RS		 67402002-07-05 Roger Sayle <roger@eyesopen.com>
6741
6742 PR c++/7099
6743 * builtin-attrs.def: Define new attribute lists for use in
6744 builtins.def.
6745 * builtins.def [DEF_BUILTIN]: Modify to take an additional
6746 ATTRS argument, an enumerated value defined in builtin-attrs.def
6747 that represents the attribute list for the builtins. Modify
6748 all builtin functions to pass an appropriate attribute list.
6749 Specify "abort", "exit", "_exit" and "_Exit" builtins here with
6750 their required noreturn attributes.
6751 * tree.h (enum_builtin_function): Ignore the additional parameter
6752 to DEF_BUILTIN.
6753 * builtins.c (built_in_names): Likewise.
6754 * c-common.c: (builtin_function_2): Replace the "int noreturn_p"
6755 argument with a tree representing the functions attribute list.
6756 Pass this "attrs" argument to builtin_function. No longer handle
6757 the noreturn_p processing manually.
6758 (built_in_attributes): Move the definitions from builtin-attrs.def
6759 before c_common_nodes_and_builtins.
6760 (c_common_nodes_and_builtins): Handle the new ATTRS parameter in
6761 DEF_BUILTIN, passing it to both builtin_function and the changed
6762 builtin_function_2.
6763
6764 * doc/extend.texi: Document __builtin_abort, __builtin_exit,
6765 __builtin__exit and __builtin__Exit.
6766
e5eb8de8
SC		 67672002-07-05 Stephane Carrez <stcarrez@nerim.fr>
6768
6769 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Avoid allocating
6770 QI mode registers in soft registers.
7ab5c789 6771 ("zero_extendqihi2"): Do not take into account soft registers
e5eb8de8
SC		 6772 for register allocation (use '*' constraint).
6773
4c8aed14
SC		 67742002-07-05 Stephane Carrez <stcarrez@nerim.fr>
6775
6776 * config/m68hc11/m68hc11.md ("*ashlsi3"): Avoid saving y if we know
6777 it is dead.
6778 ("*ashrsi3"): Likewise.
6779 ("*lshrsi3"): Likewise.
6780
99ed68ea
VM		 67812002-07-05 Vladimir Makarov <vmakarov@redhat.com>
6782
6783 * genautomata.c (output_max_insn_queue_index_def): Take latencies
6784 into account.
6785
4c8aed14 67862002-07-05 Stephane Carrez <stcarrez@nerim.fr>
581fd392
SC		 6787
6788 * config/m68hc11/m68hc11.md (peephole2): New peephole2 to optimize
6789 address computation and memory moves.
6790
9833f679
MM		 67912002-07-03 Mark Mitchell <mark@codesourcery.com>
6792
6793 PR c++/6706
6794 * dwarfout.c (output_reg_number): Fix warning message.
6795 (output_bound_representation): Check SAVE_EXPR_RTL is not NULL
6796 before using it.
7ab5c789 6797
81bca2f5
RO		 67982002-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6799
6800 * gcc/gcc.c (asm_debug): Move initialization ...
6801 (init_spec): ... here.
6802
17f44f02
NS		 68032002-07-05 Nathan Sidwell <nathan@codesourcery.com>
6804
6805 * c-parse.in (extdef): Append ';'.
6806 (old_style_parm_decls): Append ';'.
6807
da77408f
DJ		 68082002-07-04 Daniel Jacobowitz <drow@mvista.com>
6809
6810 * configure.in: Correct typos: gcc_cv_as_gdwarf2_debug_flag to
6811 gcc_cv_as_gdwarf2_flag and gcc_cv_as_gstabs_debug_flag
6812 to gcc_cv_as_gstabs_flag.
6813 * configure: Rebuilt.
6814
ec52b446
GK		 68152002-07-04 Geoffrey Keating <geoffk@redhat.com>
6816
6817 * ggc.h (ggc_add_root): Document as obsolete.
6818
8721e3df
R		 6819Thu Jul 4 07:58:01 2002 J"orn Rennecke <joern.rennecke@superh.com>
6820
6821 * sh.md (mshfhi_b, mshflo_b, mshfhi_l, mshflo_l, mshfhi_w): Add DONE.
6822 (mshflo_w): Likewise.
6823
3767c0fd
R		 6824Thu Jul 4 07:36:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
6825
6826 * simplify-rtx.c (simplify_subreg): Reduce problem of finding
6827 vector mode subregs of constants to finding integer mode
6828 subregs of constants.
6829 * cse.c (cse_insn): Use simplify_gen_subreg.
6830 * convert.c (convert_to_integer): Don't strip a NOP_EXPR
6831 From a vector mode expression of different size than the
6832 target mode.
6833
4e314d1f
EC		 68342002-07-03 Eric Christopher <echristo@redhat.com>
6835
6836 * config/mips/linux.h: Add #undef for SUBTARGET_CPP_SPEC.
6837 * config/mips/mips.h: Remove deprecated -m<processor> options
6838 and cc1_cpu_spec associated.
6839 (CONSTANT_ADDRESS_P): Fix last patch.
6840 (ASM_DECLARE_FUNCTION_NAME): Declare. Fix comment.
6841 * config/mips/mips.md (bungt, bunge, sungt_df, sungt_sf, sunge_df,
6842 sunge_sf): Remove.
6843
6f0361e3
SS		 68442002-07-03 Stan Shebs <shebs@apple.com>
6845
6846 * config/darwin.h (APPLE_CC): Remove, not meaningful in FSF GCC.
6847 (STRINGIFY_THIS, REALLY_STRINGIFY): Remove.
6848 (CPP_SPEC): Remove insertion of APPLE_CC definition.
6849
3129af4c
RS		 68502002-07-03 Roger Sayle <roger@eyesopen.com>
6851
6852 * combine.c (struct_undo): Change types of recorded substitutions
6853 to be either "int" or "rtx", instead of "unsigned int" and "rtx".
6854 (do_SUBST_INT): Change types of the substitution from unsigned int
6855 to int, to avoid compilation warning from SUBST_INT's only caller.
6856
6857 (make_extraction): Add cast to avoid compilation warning.
6858 (force_to_mode): Remove cast to avoid compilation warning.
6859
c7375e61
EB		 68602002-07-03 Eric Botcazou <ebotcazou@multimania.com>
6861 Jeff Law <law@redhat.com>
6862
6863 * i386.md (length_immediate attribute): Fix typo.
6864 (length_address attribute): Likewise.
6865 (modrm attribute): Set it to 0 for immediate call instructions.
6866 (jcc_1 pattern): Set modrm attribute to 0.
6867 (jcc_2 pattern ): Likewise.
6868 (jump pattern): Likewise.
6869 (doloop_end_internal pattern): Explicitly set length.
6870 (leave pattern): Fix typo.
6871 (leave_rex64 pattern): Likewise.
6872
61c07d3c
DE		 68732002-07-03 David Edelsohn <edelsohn@gnu.org>
6874
6875 * config/rs6000/rs6000.md (fix_truncdfsi2_internal): Ignore DImode
6876 in FPR as preference.
6877 (fctiwz): Same.
6878 (floatdidf2, fix_truncdfdi2): Same.
6879 (floatdisf2, floatditf2, fix_trunctfdi2): Same.
6880 (floatditf2): Same.
6881 (floatsitf2, fix_trunctfsi2): SImode in GPR.
6882 (ctrdi): Remove FPR alternative and splitter.
6883
68842002-07-03 Will Cohen <wcohen@redhat.com>
77966be3
WC		 6885
6886 * config/i386/i386.c (x86_integer_DFmode_moves): Disable for PPro.
6887
34a80643
R		 6888Wed Jul 3 10:24:16 2002 J"orn Rennecke <joern.rennecke@superh.com>
6889
6890 * optabs.c (expand_vector_binop): Don't store using a SUBREG smaller
6891 than UNITS_PER_WORD, unless this is little endian and the first unit
6892 in this word. Let extract_bit_field decide how to load an element.
6893 Force arguments to matching mode.
6894 (expand_vector_unop): Likewise.
6895
6896 * simplify-rtx.c (simplify_subreg): Don't assume that all vectors
6897 consist of word_mode elements.
6898 * c-typeck.c (build_binary_op): Allow vector types for BIT_AND_EXPR,
6899 BIT_ANDTC_EXPR, BIT_IOR_EXPR and BIT_XOR_EXPR.
6900 (build_unary_op): Allow vector types for BIT_NOT_EPR.
6901 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg for
6902 CONST_VECTOR.
6903 * optabs.c (expand_vector_binop): Try to perform operation in
6904 smaller vector modes with same inner size. Add handling of AND, IOR
6905 and XOR. Reject expansion to inner-mode sized scalars when using
6906 OPTAB_DIRECT. Use simplify_gen_subreg on constants.
6907 (expand_vector_unop): Try to perform operation in smaller vector
6908 modes with same inner size. Add handling of one's complement.
6909 When there is no vector negate operation, try a vector subtract
6910 operation. Use simplify_gen_subreg on constants.
6911 * simplify-rtx.c (simplify_subreg): Add capability to convert vector
6912 constants into smaller vectors with same inner mode, and to
6913 integer CONST_DOUBLEs.
6914
622d3731
KG		 69152002-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6916
6917 * c-parse.in (parsing_iso_function_signature): New variable.
6918 (extdef_1): New, copied from...
6919 (extdef): ... here. Reset parsing_iso_function_signature.
6920 (old_style_parm_decls): Reset parsing_iso_function_signature.
6921 (old_style_parm_decls_1): New, copied from old_style_parm_decls.
6922 Warn about ISO C style function definitions.
6923 (nested_function, notype_nested_function): Reset
6924 parsing_iso_function_signature.
6925 (parmlist_2): Set parsing_iso_function_signature.
6926
6927 * doc/invoke.texi (-Wtraditional): Document new behavior.
6928
9bb46191
CD		 69292002-07-02 Chris Demetriou <cgd@broadcom.com>
6930
6931 * config.gcc (mips*el-*-*): Use tm_defines to set
6932 TARGET_ENDIAN_DEFAULT, rather than including mips/little.h.
6933 * config/mips/little.h: Remove.
6934
e1c2dd26 69352002-07-02 Devang Patel <dpatel@apple.com>
c40da518 6936
c40da518 6937 * objc/objc-act.c (adjust_type_for_id_default): Do not allow an
31e25abd
CD		 6938 object as parameter. Prevent something like 'NSObject' to be
6939 used as the type for a method argument.
c40da518 6940
0879540b
NB		 69412002-07-03 Neil Booth <neil@daikokuya.co.uk>
6942
6943 * cpptrad.c: Update comment.
6944
b6fb43ab 69452002-07-02 Neil Booth <neil@daikokuya.co.uk>
4e314d1f 6946
b6fb43ab
NB		 6947 * doc/cpp.texi: Update for traditional preprocessing changes.
6948 * goc/cppopts.texi: Similarly.
6949
c1c5187c
ZL		 69502002-07-02 Ziemowit Laski <zlaski@apple.com>
6951
6952 * c-parse.in (designator): Enable designated initializers if ObjC.
6953 (objcmessageexpr): Remove references to objc_receiver_context.
6954 * objc/objc-act.h (objc_receiver_context): Remove decl.
6955 * objc/objc-act.c (objc_receiver_context): Remove.
6956 (lookup_objc_ivar): Test objc_method_context instead of
6957 objc_receiver_context.
6958
52702ae1
R		 6959Tue Jul 2 18:45:45 2002 J"orn Rennecke <joern.rennecke@superh.com>
6960
6961 * sh.c (print_operand, case 'N'): Allow zero vector.
6962 (arith_reg_or_0_operand): Likewise.
6963 (zero_vec_operand): Check for CONST_VECTOR, not PARALLEL.
4e314d1f 6964 * sh.h (CONST_COSTS): 0 has 0 cost. Check OUTER_CODE for
52702ae1
R		 6965 IOR, XOR, PLUS and SET and take their respective constant
6966 ranges into account.
6967 (PREDICATE_CODES, arith_reg_or_0_operand): Can be CONST_VECTOR.
6968 * sh.md (subdi3, subdi3_media): Allow zero operand.
6969 (movv8qi_i+3): Only vector that is not split is the zero vector.
6970 Fix operand 3 to simplify_subreg.
6971 (movv2si_i): Split alternative 1.
6972 (mshfhi_l_di_rev+1): New splitter.
6973
49e7b251
NB		 69742002-07-02 Neil Booth <neil@daikokuya.co.uk>
6975
ba57a9c0 6976 PR preprocessor/7029
49e7b251
NB		 6977 * cppinit.c (cpp_handle_option): Suppress warnings with an
6978 implicit "-w" for "-M" and "-MM".
6979 * doc/cppopts.texi: Update.
6980
a3acdc0c
RS		 69812002-07-01 Roger Sayle <roger@eyesopen.com>
6982
6983 * config/sh/sh.c (sh_media_init_builtins): Change use of poisoned
6984 identifier "bzero" to "memset". Pass extra NULL_TREE argument to
6985 builtin_function.
6986
0b558962
AM		 69872002-07-02 Alan Modra <amodra@bigpond.net.au>
6988
6989 * README.Portability: Fix typos.
6990
9a81c5b7
HPN		 69912002-07-01 Hans-Peter Nilsson <hp@axis.com>
6992
6993 PR target/7177
6994 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Correct number
6995 of indirections for register inside sign-extended mem part.
6996
6a2dd09a
RS		 69972002-07-01 Roger Sayle <roger@eyesopen.com>
6998
6999 * tree.h: Modify builtin_function interface to take an extra
7000 argument ATTRS, which is a tree representing an attribute list.
7001
7002 * c-decl.c (builtin_function): Accept additional parameter.
7003 * objc/objc-act.c (builtin_function): Likewise.
7004 * f/com.c (builtin_function): Likewise.
7005 * java/decl.c (builtin_function): Likewise.
7006 * ada/utils.c (builtin_function): Likewise.
7007 * cp/decl.c (builtin_function): Likewise.
7008 (builtin_function_1): Likewise.
7009
7010 * c-common.c (c_common_nodes_and_builtins): Pass an additional
7011 NULL_TREE argument to builtin_function. (builtin_function_2):
7012 Likewise.
7013 * cp/call.c (build_java_interface_fn_ref): Likewise.
7014 * objc/objc-act.c (synth_module_prologue): Likewise.
7015 * java/decl.c (java_init_decl_processing): Likewise.
7016 * f/com.c (ffe_com_init_0): Likewise.
7017
7018 * config/alpha/alpha.c (alpha_init_builtins): Pass an additional
7019 NULL_TREE argument to builtin_function.
7020 * config/arm/arm.c (def_builtin): Likewise.
7021 * config/c4x/c4x.c (c4x_init_builtins): Likewise.
7022 * config/i386/i386.c (def_builtin): Likewise.
7023 * config/ia64/ia64.c (def_builtin): Likewise.
7024 * config/rs6000/rs6000.c (def_builtin): Likewise.
7025
e20569ae
ZW		 70262002-07-01 Zack Weinberg <zack@codesourcery.com>
7027
7028 * config/ip2k/t-ip2k: Remove LIBGCC1, CROSS_LIBGCC1, and LIBGCC1_TEST.
7029 * config/mips/t-isa3264: Likewise.
7030 * config/mmix/t-mmix: Likewise.
7031
f1b690f1
JDA		 70322002-07-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7033
7034 * emit-rtl.c (init_emit_once): Add missing cast to HOST_WIDE_INT.
7035
6bfa5aac
RS		 70362002-07-01 Roger Sayle <roger@eyesopen.com>
7037
7038 PR opt/4046
7039 * fold-const.c (fold) [COND_EXPR]: Simplify A ? 0 : 1 to !A,
7040 A ? B : 0 to A && B and A ? B : 1 into !A || B if both A and
7041 B are truth values.
7042
9a5c1b9d
NN		 70432002-07-01 Nathanael Nerode <neroden@gcc.gnu.org>
7044
7045 * config/mmix/t-mmix: Eliminate last reference to LIBGCC1_TEST.
7046
d3fc4dbc
MK		 70472002-07-01 Matt Kraai <kraai@alumni.cmu.edu>
7048
3b2124df
MK		 7049 * README.Portability (Function prototypes): Give an example of
7050 declaring and defining a function with no arguments.
7051
d3fc4dbc
MK		 7052 * README.Portability (Function prototypes): Document new
7053 variable-argument function macros.
7054
c1b92d09
R		 7055Mon Jul 1 19:55:17 2002 J"orn Rennecke <joern.rennecke@superh.com>
7056
7057 * sh.c (langhooks.h): Include.
7058 (sh_init_builtins, sh_media_init_builtins): New functions.
7059 (sh_expand_builtin, arith_reg_dest,and_operand): Likewise.
7060 (mextr_bit_offset, extend_reg_operand, zero_vec_operand): Likewise.
7061 (sh_rep_vec, sh_1el_vec, sh_const_vec): Likewise.
7062 (builtin_description): New struct tag.
7063 (signature_args, bdesc): New arrays.
7064 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Undef / define.
7065 (print_operand): Add 'N' modifier.
7066 * sh.h (VECTOR_MODE_SUPPORTED_P): Add SHmedia vector modes.
7067 (EXTRA_CONSTRAINT_U, EXTRA_CONSTRAINT_W): New macros.
7068 (EXTRA_CONSTRAINT): Add 'U' and 'W' cases.
7069 (CONST_COSTS): Add special case for SHmedia AND.
7070 (PREDICATE_CODES): Add and_operand, arith_reg_dest,
7071 extend_reg_operand, extend_reg_or_0_operand, mextr_bit_offset,
7072 sh_const_vec, sh_1el_vec, sh_rep_vec, zero_vec_operand.
7073 target_operand can also be const or unspec.
7074 * sh.md (UNSPEC_INIT_TRAMP, UNSPEC_FCOSA UNSPEC_FSRRA): New constants.
7075 (UNSPEC_FSINA, UNSPEC_NSB, UNSPEC_ALLOCO): Likewise.
7076 (attribute type): Add new types.
7077 (anddi3): Add splitter.
7078 (movdi_const_16bit+1): Add code to handle vector constants and
7079 bitmasks efficiently.
7080 (shori_media): Have generator function made.
7081 (movv8qi, movv8qi_i, movv8qi_i+1, movv8qi_i+2): New patterns.
7082 (movv8qi_i+3, movv2hi, movv2hi_i, movv4hi, movv4hi_i): Likewise.
7083 (movv2si, movv2si_i, absv2si2, absv4hi2, addv2si3, addv4hi3): Likewise.
7084 (ssaddv2si3, usaddv8qi3, ssaddv4hi3, negcmpeqv8qi): Likewise.
7085 (negcmpeqv2si, negcmpeqv4hi, negcmpgtuv8qi, negcmpgtv2si): Likewise.
7086 (negcmpgtv4hi, mcmv, mcnvs_lw, mcnvs_wb, mcnvs_wub): Likewise.
7087 (mextr_rl, mextr_lr, mextr1, mextr2, mextr3, mextr4, mextr5): Likewise.
7088 (mextr6, mextr7, mmacfx_wl, mmacfx_wl_i, mmacnfx_wl): Likewise.
7089 (mmacnfx_wl_i, mulv2si3, mulv4hi3, mmulfx_l, mmulfx_w): Likewise.
7090 (mmulfxrp_w, mmulhi_wl, mmullo_wl, mmul23_wl, mmul01_wl): Likewise.
7091 (mmulsum_wq, mmulsum_wq_i, mperm_w, mperm_w_little): LIkewise.
7092 (mperm_w_big, mperm_w0, msad_ubq, msad_ubq_i, mshalds_l): Likewise.
7093 (mshalds_w, ashrv2si3, ashrv4hi3, mshards_q, mshfhi_b): Likewise.
7094 (mshflo_b, mshf4_b, mshf0_b, mshfhi_l, mshflo_l, mshf4_l): Likewsie.
7095 (mshf0_l, mshfhi_w, mshflo_w, mshf4_w, mshf0_w, mshfhi_l_di): Likewise.
7096 (mshfhi_l_di_rev, mshflo_l_di, mshflo_l_di_rev): Likewise.
7097 (mshflo_l_di_x, mshflo_l_di_x_rev, ashlv2si3, ashlv4hi3): Likewise.
7098 (lshrv2si3, lshrv4hi3, subv2si3, subv4hi3, sssubv2si3): Likewise.
7099 (ussubv8qi3, sssubv4hi3, fcosa_s, fsina_s, fipr, fsrra_s): Likewise.
7100 (ftrv): Likewise.
7101
7102 (fpu_switch+1, fpu_switch+2): Remove constraint.
7103
97ebc06f
AH		 71042002-07-01 Aldy Hernandez <aldyh@redhat.com>
7105
6c535c69
ZW		 7106 * tree.c (build_function_type_list): Update function comment.
7107 Rename first argument to return_type.
97ebc06f 7108
353a10d0
NB		 71092002-07-01 Neil Booth <neil@daikokuya.co.uk>
7110
7111 * Makefile.in: Remove all trace of tradcpp.c, tradcpp.h,
7112 tradcif.y and related files.
7113
e34cabb3
NB		 71142002-07-01 Neil Booth <neil@daikokuya.co.uk>
7115
7116 * cpptrad.c (skip_whitespace): Pass pointer to prior char.
7117
8bf3ccbb
KG		 71182002-07-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7119
7120 * mips.h (FUNCTION_ARG_REGNO_P): Fix parentheses.
7121
118f8dc1
DP		 71222002-06-30 Devang Patel <dpatel@apple.com>
7123
7124 * objc/objc-act.c (finish_file): Avoid finish_objc() if
7125 -fsyntax-only.
7126
e3223ea2
DC		 7127Fri Jun 28 17:22:37 2002 Denis Chertykov <denisc@overta.ru>
7128 Frank Ch. Eigler <fche@redhat.com>
6c535c69 7129 Matthew Green <mrg@redhat.com>
e3223ea2
DC		 7130 Richard Henderson <rtl@redhat.com>
7131 Dave Hudson <dave.hudson@ubicom.com>
7132 Jeff Johnston <jjohnstn@redhat.com>
7133 Alan Lehotsky <apl@alum.mit.edu>
7134 Bernd Schmidt <bernds@redhat.com>
7135 Graham Stott <grahams@redhat.com>
4e314d1f 7136
e3223ea2
DC		 7137 * doc/extend.texi: Add ip2k port to description of attribute
7138 naked.
7139 * doc/install.texi (Specific): Add ip2k description.
7140 * doc/install-old.texi (Configurations): Add ip2k to possible
7141 cpu types.
7142 * doc/md.texi: Document ip2k constraints.
7143 * config/ip2k/crt0.S: New file.
7144 * config/ip2k/ip2k-protos.h: New file.
7145 * config/ip2k/ip2k.c: New file.
7146 * config/ip2k/ip2k.h: New file.
7147 * config/ip2k/ip2k.md: New file.
7148 * config/ip2k/libgcc.S: New file.
7149 * config/ip2k/t-ip2k: New file.
7150
66b8c57f
HPN		 71512002-06-30 Hans-Peter Nilsson <hp@bitrange.com>
7152
7153 * config/mmix/mmix.md ("return"): New pattern.
7154 * config/mmix/mmix.h (TARGET_MASK_USE_RETURN_INSN)
7155 (TARGET_USE_RETURN_INSN): New macros.
7156 (TARGET_DEFAULT): Include TARGET_MASK_USE_RETURN_INSN.
7157 (TARGET_SWITCHES): Add -msingle-exit and -mno-single-exit.
7158 * config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Fix spacing.
7159 (MMIX_POP_ARGUMENT): New macro.
7160 (mmix_target_asm_function_prologue): When no epilogue is executed,
7161 just emit a blank line. Use MMIX_POP_ARGUMENT with final POP insn.
7162 (mmix_print_operand) <case '.'>: New case.
7163 (mmix_print_operand_punct_valid_p): Match '.'.
7164 (mmix_use_simple_return): New function.
7165 * config/mmix/mmix-protos.h (mmix_use_simple_return): Prototype.
7166 * doc/invoke.texi (Option Summary) <MMIX Summary>: Add
7167 -msingle-exit, -mno-single-exit.
7168 (MMIX Options): Ditto.
7169
e7a60f56
AH		 71702002-06-30 Aldy Hernandez <aldyh@redhat.com>
7171
6c535c69 7172 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Fix typos.
e7a60f56 7173
1ef7d32b
KG		 71742002-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7175
7176 * gengtype.c (oprintf): Move VA_CLOSE after all fixedarg uses.
7177
c8b64bf2
AM		 71782002-06-30 Alan Modra <amodra@bigpond.net.au>
7179
7180 * unroll.c (loop_iterations): Handle EQ loops.
7181
35aba846
DE		 71822002-06-29 David Edelsohn <edelsohn@gnu.org>
7183
7184 * config/rs6000/rs6000.md (ctrdi): Allocate pseudo for FPR
7185 constraint in define_expand, not splitter.
7186 Formatting.
7187
b4de2f7d
AH		 71882002-06-29 Aldy Hernandez <aldyh@redhat.com>
7189
6c535c69
ZW		 7190 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
7191 build_function_type_list instead of build_function_type.
b4de2f7d 7192
6c535c69 7193 * config/ia64/ia64.c (ia64_init_builtins): Same.
b4de2f7d 7194
6c535c69 7195 * config/alpha/alpha.c (alpha_init_builtins): Same.
b4de2f7d 7196
6c535c69 7197 * config/rs6000/rs6000.c (altivec_init_builtins): Same.
b4de2f7d 7198
6c535c69 7199 * config/arm/arm.c (arm_init_builtins): Same.
b4de2f7d 7200
6c535c69 7201 * tree.h: Add build_function_type_list prototype.
b4de2f7d 7202
6c535c69 7203 * tree.c (build_function_type_list): New.
b4de2f7d 7204
1691051f
KG		 72052002-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7206
7207 * collect2.c (scan_prog_file): Fix typo in message.
7208
7bfb14f1
AL		 72092002-06-28 Aaron Lehmann <aaronl@vitelus.com>
7210
6c535c69 7211 * fold-cont.c: Remove unused CHARMASK.
7bfb14f1 7212
38800fe8
NB		 72132002-06-29 Neil Booth <neil@daikokuya.co.uk>
7214
7215 PR preprocessor/7150
7216 * cppmain.c (scan_translation_unit_trad): Simplify.
590e1987 7217 * cppmacro.c (cpp_scan_nooutput): Handle traditional case.
38800fe8 7218
f60ed6be
NB		 72192002-06-29 Neil Booth <neil@daikokuya.demon.co.uk>
7220
7221 * config/i386/crtdll.h: Define EXTRA_OS_CPP_BUILTINS.
7222 Don't use CPP_PREDEFINES.
7223 * config/i386/cygwin.h (EXTRA_OS_CPP_BUILTINS): New.
7224 Used TARGET_OS_CPP_BUILTINS in preference to CPP_PREDEFINES.
7225 * config/i386/djgpp.h, config/i386/i386-coff.h,
7226 config/i386/i386-interix.h, config/i386/i386-interix3.h,
7227 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mingw32.h,
7228 config/i386/openbsd.h, config/i386/ptx4-i.h, config/i386/sysv3.h,
7229 config/i386/uwin.h: Similarly.
7230
76118c11
HB		 72312002-06-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7232
6c535c69 7233 * c4x.h: (TARGET_CPU_CPP_BUILTINS): Check flag_inline_functions and
76118c11
HB		 7234 flag_inline_trees to enable inlining.
7235
9137b119
PE		 72362002-06-28 Phil Edwards <pme@gcc.gnu.org>
7237
7238 * configure.in (gcc_gxx_include_dir): Change to match versioned
7239 C++ headers if --enable-version-specific-runtime-libs is used.
7240 * configure: Regenerate.
7241
6bdb8dd6
JH		 72422002-06-28 Jan Hubicka <jh@suse.cz>
7243
7244 * gcse.c (gcse_emit_move_after): Use gen_move_insn to produce the move.
7245
f1b1186f
SC		 72462002-06-28 Stephen Clarke <stephen.clarke@superh.com>
7247
7248 * combine.c (combine_simplify_rtx): Pass the mode of the
7249 shift count, not the shift operation when trying to simplify
7250 a shift on a SHIFT_COUNT_TRUNCATED target.
7251
ae9bd481
SC		 72522002-06-28 Stephane Carrez <stcarrez@nerim.fr>
7253
7254 * config/m68hc11/m68hc11.md ("*addsi3"): Use 'o' constraint to
7255 avoid the auto increment addressing modes.
7256 ("*subsi3"): Likewise.
4e314d1f 7257 (split for add/sub on address): For 68HC12 push the value on
ae9bd481
SC		 7258 the stack and do the operation with a pop.
7259
1d63a28a
NB		 72602002-06-28 Neil Booth <neil@daikokuya.co.uk>
7261
7262 * cpplib.c (_cpp_handle_directive): Move #define-specific
7263 code to the #define handler...
7264 (do_define): ...here.
7265 (lex_macro_node): No longer a need to check for comments here.
7266
4caff360
SC		 72672002-06-28 Stephane Carrez <stcarrez@nerim.fr>
7268
7269 * config/m68hc11/m68hc11.h (OPTIMIZATION_OPTIONS): Define.
7270 * config/m68hc11/m68hc11-protos.h (m68hc11_optimization_options):
7271 Declare.
7272 * config/m68hc11/m68hc11.c (m68hc11_optimization_options): New,
7273 do not reorder basic blocks at the end when optimizing for size.
7274
2cc21497
SC		 72752002-06-28 Stephane Carrez <stcarrez@nerim.fr>
7276
7277 * config/m68hc11/m68hc11.c (autoinc_mode): New function.
7278 (m68hc11_make_autoinc_notes): New function.
7279 (m68hc11_split_move): Be very cautious when spliting a move with
7280 auto increment/decrement modes because this may result in incompatible
7281 directions; add REG_INC notes to the resulting insn for CSE reg.
7282
3cdd2821
SC		 72832002-06-28 Stephane Carrez <Stephane.Carrez@nerim.fr>
7284
7285 * config/m68hc11/m68hc11.c (register_indirect_p): For 68HC12 a constant
7286 can be a valid address.
7287
e6a82e80
AH		 72882002-06-28 Aldy Hernandez <aldyh@redhat.com>
7289
6c535c69
ZW		 7290 * config/rs6000/rs6000.c: Remove unusued variables from last
7291 patch.
e6a82e80 7292
a7ae18e2
AH		 72932002-06-27 Aldy Hernandez <aldyh@redhat.com>
7294
7295 Revert:
6c535c69
ZW		 7296 * config/rs6000/rs6000.c (rs6000_override_options): Move
7297 *SUBTARGET_OVERRIDE_OPTIONS before the -m options.
a7ae18e2 7298
3a9b8c7e
AH		 72992002-06-27 Aldy Hernandez <aldyh@redhat.com>
7300
6c535c69
ZW		 7301 * config/rs6000/rs6000.c (altivec_expand_builtin): Move
7302 lvx/stv/dst builtins...
7303 (altivec_expand_ld_builtin): ...to here.
7304 (altivec_expand_st_builtin): ...here.
7305 (altivec_expand_dst_builtin): ...and here (respectively).
3a9b8c7e 7306
5f9dc214
BW		 73072002-06-28 Bob Wilson <bob.wilson@acm.org>
7308
7309 * config/xtensa/xtensa.h (RETURN_IN_MEMORY): Update comment.
7310
53501a19
BS		 73112001-06-08 Bernd Schmidt <bernds@redhat.com>
7312
7313 * emit-rtl.c (gen_lowpart_common): Don't create paradoxical FLOAT_MODE
7314 subregs.
7315 * recog.c (general_operand, register_operand): Disallow them.
7316
d1a58688
NB		 73172002-06-28 Neil Booth <neil@daikokuya.co.uk>
7318
7319 PR preprocessor/7138
7320 * cpplib.c (_cpp_handle_directive): Do traditional
7321 preparation after setting state.angled_headers.
7322 * cpptrad.c (scan_out_logical_line): Fix potential
7323 quote bug.
7324
55c1c60d
AH		 73252002-06-27 Aldy Hernandez <aldyh@redhat.com>
7326
6c535c69
ZW		 7327 * config/rs6000/rs6000.c (rs6000_override_options): Move
7328 *SUBTARGET_OVERRIDE_OPTIONS before the -m options.
55c1c60d 7329
3219c65b
BW		 73302002-06-27 Bob Wilson <bob.wilson@acm.org>
7331
7332 * config/xtensa/xtensa.md: Give "*xxx" names to all unnamed insn's.
7333 (*lsiu, *ssiu, movstrsi_internal, zero_cost_loop_start,
7334 zero_cost_loop_end): Remove unnecessary "parallel" from insns.
7335
c8f863fc
RS		 73362002-06-27 Roger Sayle <roger@eyesopen.com>
7337
7338 * config/d30v/d30v.h: Remove commented out STACK_REGS #defines.
7339 * config/stormy16/stormy16.h: Likewise.
7340
7341 * config/stormy16/stormy16.h (CUMULATIVE_ARGS): Replace typedef
7342 with #define.
7343
8d5362b7
GP		 73442002-06-26 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7345
7346 * doc/install.texi (Binaries): Add Sinix/Reliant Unix. Move
7347 Hitachi entry. Make punctuation more consistent.
7348
57694e40
MK		 73492002-06-27 Matt Kraai <kraai@alumni.cmu.edu>
7350
7351 * doc/install.texi: Change ` bit' to `-bit'.
7352 * doc/md.texi: Change `-bits' to `-bit'.
7353 * doc/tm.texi: Change `-bits' to ` bits'.
7354
c635a1ec
DB		 73552002-06-27 Daniel Berlin <dberlin@dberlin.org>
7356
7357 * gcse.c (hoist_code): Rewrite to only get list of dominated
4e314d1f 7358 blocks once per BB. Also fix reversed test (by removing need for
c635a1ec
DB		 7359 the test at all).
7360
951a0766
NB		 73612002-06-27 Neil Booth <neil@daikokuya.co.uk>
7362
7363 * cpphash.h (_cpp_set_trad_context): Remove.
7364 * cpplib.c (prepare_directive_trad): Do nothing for #define.
7365 (cpp_push_buffer, _cpp_pop_buffer): Don't call _cpp_set_trad_context.
7366 * cpptrad.c: Update comments.
7367 (_cpp_read_logical_line_trad): Let scan_logical_line handle
7368 updating the current context.
7369 (scan_logical_line): Update the current context.
7370 (_cpp_create_trad_definition): Similarly.
7371 (_cpp_set_trad_context): Remove.
7372
06470238
NB		 73732002-06-27 Neil Booth <neil@daikokuya.co.uk>
7374
7375 PR preprocessor/7070
7376 * c-lex.c (cb_def_pragma): Don't try to spell CPP_EOF.
7377
0c14a54d
BW		 73782002-06-26 Bob Wilson <bob.wilson@acm.org>
7379
7380 * config/xtensa/xtensa-protos.h (xtensa_return_addr): Declare.
7381 config/xtensa/xtensa.c (xtensa_return_addr): New function.
7382 config/xtensa/xtensa.h (RETURN_ADDR_RTX): Use xtensa_return_addr.
7383 config/xtensa/xtensa.md (fix_return_addr): New pattern.
7384
e9873fd5
KG		 73852002-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7386
7387 * mips.c (coprocessor_operand, coprocessor2_operand,
7388 symbolic_operand): Move prototypes from here...
7389 * mips-protos.h (coprocessor_operand, coprocessor2_operand,
7390 symbolic_operand): ...to here.
7391
650e8d05
R		 7392Wed Jun 26 16:32:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
7393
7394 * config/sh/crt1.asm: remove _stack label definition
7395 and sentinel value.
7396
c7836bcd
KG		 73972002-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7398
7399 * varasm.c: Include real.h before output.h.
7400
6e1f54e2
AH		 74012002-06-26 Aldy Hernandez <aldyh@redhat.com>
7402
6c535c69
ZW		 7403 * config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Revert change to
7404 check for TARGET_ALTIVEC.
6e1f54e2 7405
18fbcbcf
NN		 74062002-06-26 Nathanael Nerode <neroden@gcc.gnu.org>
7407
7408 * config.gcc (vax-*-vms*): Make obselete.
7409
09bed167
KG		 74102002-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7411
7412 * gcc.c (warn_std): Delete.
7413
8254cb45
LR		 74142002-06-25 Loren J. Rittle <ljrittle@acm.org>
7415
7416 * doc/extend.texi: Fix formatting of last checkin.
7417
f9ee10ab
RO		 74182002-06-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7419
7420 * config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Remove leading
7421 underscore from __IEEE_FP and __IEEE_FP_INEXACT.
7422
90989b26
AH		 74232002-06-25 Aldy Hernandez <aldyh@redhat.com>
7424
6c535c69
ZW		 7425 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7426 discrepancies from motorola's documentation.
90989b26 7427
9881adff
R		 7428Tue Jun 25 21:51:13 2002 J"orn Rennecke <joern.rennecke@superh.com>
7429
7430 * optabs.c (expand_vector_binop, expand_vector_unop): Don't assume
7431 GET_MODE_UNIT_SIZE (mode) == UNITS_PER_WORD.
4de1b7a9 7432
4e314d1f 7433 * config/sh/lib1funcs.asm (udivdi3): Make first divide step
4de1b7a9
R		 7434 produce a 32 bit result before normalization, then normalize with a
7435 left shift. Compute approximative error of 2nd reciprocal
7436 approximation in 2's complement. Fix mask generation from upper
7437 longword of second divide stage result.
7438 For large divisor, fix shift count used to truncate first stage
7439 divide result; make decision if to adjust upwards based on comparison
7440 of higher parts of normalized values.
7441 (udivdi): Likewise. Undo normalization of result for large divisor
7442 case.
7443
16b46035
DM		 74442002-06-25 David S. Miller <davem@redhat.com>
7445
7446 * config/sparc/sparc.md: Change \\{t,n} to \{t,n}.
7447
0c6db544
NB		 74482002-06-25 Neil Booth <neil@daikokuya.co.uk>
7449
7450 * cpplib.c (do_include_common): Revert to correct line number
7451 if -traditional.
7452 * cpptrad.c (scan_out_logical_line): Treat null directive as
7453 white space. Invlidate MI optimization for non-whitespace
7454 text outside a directive.
7455
eef709c7
KG		 74562002-06-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7457
b41e09a7
KG		 7458 * Makefile.in (SHELL): Set to @SHELL@.
7459 * fixinc/Makefile.in (SHELL): Likewise.
7460
eef709c7
KG		 7461 * mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2,
7462 fixuns_truncsfsi2, fixuns_truncsfdi2): Avoid automatic aggregate
7463 initialization.
7464
b0ac73f8
JL		 74652002-06-24 Jeff Law <law@redhat.com>
7466
7467 * flow.c (propagate_one_insn): When removing an insn
7468 with a REG_LIBCALL note but not the entire libcall sequence,
7469 delete the associated REG_RETVAL note.
7470
9e96203d
R		 7471Mon Jun 24 21:05:09 2002 J"orn Rennecke <joern.rennecke@superh.com>
7472
7473 * lib1funcs.asm (sdivsi3): Add optimized SH64 implementations.
7474 (udivsi3): Likewise. Rewrite SH1 implementation.
7475 (udivdi3, divdi3, umoddi3, moddi3): New SHmedia functions.
7476 * sh.md (R20_REG, R21_REG, R22_REG, R23_REG, FR23_REG): New constants.
7477 (udivsi3_i1_media, divsi3_i1_media): Fix clobber list.
7478 * config/sh/t-sh64 (LIB1ASMFUNCS): (_udivdi3, _divdi3, _umoddi3): Add.
7479 (_moddi3): Likewise.
7480
7481 * lib1funcs.asm (ic_invalidate): Add data cache line writeback.
87912be7
R		 7482
7483 * sh.h (FUNCTION_ARG_ADVANCE): Take SHCOMPACT_FORCE_ON_STACK
7484 arguments into account for stack_regs.
7485
0d893a63
MK		 74862002-06-24 Matt Kraai <kraai@alumni.cmu.edu>
7487
7488 * doc/extend.texi: Change `@dots{}' to `/* @r{@dots{}} */'
7489 in examples.
4e314d1f 7490
04a5176a
AH		 74912002-06-24 Art Haas <ahaas@neosoft.com>
7492
7493 * doc/extend.texi (Other Builtins): Change `...' to `@dots{}'.
7494 * doc/tm.texi (Frame Layout): Likewise.
7495
cad61762 74962002-06-20 Steve Ellcey <sje@cup.hp.com>
ec52b446 7497
cad61762
SE		 7498 * gcc/config.gcc (ia64*-*-hpux*): Set use_collect2 to no.
7499 Set float_format to i128.
7500
556a56ac
DM		 75012002-06-24 David S. Miller <davem@redhat.com>
7502
7503 * config/sparc/sparc.c (INIT_TARGET_OPTABS): If ARCH64, set the
7504 32-bit ABI libfuncs to NULL.
7505
563facba
DM		 7506 * config/sparc/sparc.md: Use define_insn_and_split. Use braced
7507 strings instead of quoted strings for code blocks.
b776892b 7508
556a56ac
DM		 7509 * expmed.c (expand_divmod): Do not set optab1/optab2 to the shift
7510 optabs if op1 is const0_rtx.
7511
a8106207
DM		 7512 * Makefile.in (GTFILES): Add basic-block.h
7513 * basic-block.h (label_value_list, tail_recursion_label_list):
7514 Mark with GTY.
7515
2c088b53
NB		 75162002-06-24 Neil Booth <neil@daikokuya.co.uk>
7517
7518 * cpptrad.c (scan_out_logical_line): Check recursing only when
7519 we know we have a macro invocation in the function-like case.
7520 Only call _cpp_handle_directive if we know we have a good
7521 directive, or we want to reject a bad directive.
7522
0228d06b
AM		 75232002-06-24 Alan Modra <amodra@bigpond.net.au>
7524
7525 * doloop.c (doloop_valid_p): Correct comment.
7526 (doloop_modify_runtime <abs_inc != 1>): Simplify.
7527 (doloop_modify_runtime <do-while>): Don't emit code when NE.
7528
2f9021d3
DC		 7529Thu Jun 20 00:26:53 2002 Denis Chertykov <denisc@overta.ru>
7530
7531 * config.gcc: Add support for ip2k.
7532
bc9c2952 75332002-06-23 Jan Hubicka <jh@suse.cz>
f81a79ef
JH		 7534 Jeff Law <law@redhat.com>
7535
7536 * function.h (struct emit_status): Clarify potential contents
7537 of regno_reg_rtx array.
7538 * integrate.c (copy_rtx_and_substitute): Update comments. Make
7539 sure entry in regno_reg_rtx is a REG before checking REG_POINTER.
bc9c2952
AJ		 7540
7541 * reg-stack.c (convert_regs_exit): Push the registers to stack in
7542 proper order.
7543
faa964e5
UW		 75442002-06-22 Ulrich Weigand <uweigand@de.ibm.com>
7545
7546 PR middle-end/6963
7547 * function.c (assign_stack_temp_for_type): Do not return
7548 the same MEM rtx for multiple uses of a stack slot.
7549
7ae3e57c
DM		 75502002-06-22 David S. Miller <davem@redhat.com>
7551
7552 PR target/6841 target/6770 target/6719
7553 * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Return
7554 NO_REGS for constant X when CLASS is GENERAL_OR_FP_REGS or
7555 GENERAL_OR_EXTRA_FP_REGS.
7556
847c76c8
NB		 75572002-06-22 Neil Booth <neil@daikokuya.co.uk>
7558
7559 * cpptrad.c (struct fun_macro): Add line number.
7560 (scan_out_logical_line): Set it, and use it to report unterminated
7561 macro invocations.
7562
813674e0
KG		 75632002-06-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7564
7565 * genautomata.c (copy_node, VLA_PTR_CREATE, VLA_PTR_EXPAND,
7566 VLA_PTR_ADD, VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD,
7567 DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL, DECL_PRESENCE,
7568 DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV, REGEXP_UNIT,
7569 REGEXP_RESERV, REGEXP_SEQUENCE, REGEXP_REPEAT, REGEXP_ALLOF,
7570 REGEXP_ONEOF, check_name): Const-ify.
7571
23361093
MT		 75722002-06-21 Matt Thomas <matt@3am-software.com>
7573
7574 * config/vax/vax.c (vax_output_function_prologue): Use
bc9c2952 7575 REGISTER_PREFIX. Fix some indentation.
23361093
MT		 7576 * config/vax/vax.h (FUNCTION_PROFILER): Use reg_names[].
7577 (VAX_ISTREAM_SYNC): Define.
7578 (INITIALIZE_TRAMPOLINE): Use VAX_ISTREAM_SYNC. Move the
bc9c2952
AJ		 7579 i-stream sync to the end.
7580 (REGISTER_PREFIX): Define as "".
23361093
MT		 7581 (ASM_OUTPUT_MI_THUNK): Use REGISTER_PREFIX.
7582
1c655a0d
JT		 75832002-06-21 Jason Thorpe <thorpej@wasabisystems.com>
7584
7585 * config.gcc (ns32k-*-netbsd*): Remove from list of obsolete
7586 configurations.
7587
3e16bfe2
KG		 75882002-06-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7589
7590 * tree.c (tree_node_kind, tree_node_counts, tree_node_sizes,
7591 tree_node_kind_names): Wrap in GATHER_STATISTICS macro.
7592
6b0760fd
MT		 75932002-06-21 Matt Thomas <matt@3am-software.com>
7594
7595 * config/vax/netbsd.h: Adjust a comment.
7596 (TARGET_DEFAULT): Redefine as 0.
7597
31a78298
RH		 75982002-06-21 Richard Henderson <rth@redhat.com>
7599
7600 * bb-reorder.c (make_reorder_chain_1): Search harder for the
bc9c2952
AJ		 7601 vax casesi fallthru edge.
7602 * cfglayout.c (cleanup_unconditional_jumps): Use
31a78298
RH		 7603 redirect_edge_succ_nodup. Do not delete ADDR_VEC insns as dead.
7604 * cfgrtl.c (force_nonfallthru_and_redirect): Place redirection
7605 block after ADDR_VEC.
7606
d8bf1785
RO		 76072002-06-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7608
7609 * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
7610
00b94a44
NB		 76112002-06-21 Neil Booth <neil@daikokuya.co.uk>
7612
7613 * cpperror.c (cpp_error): For traditional CPP, default to
7614 diagnostics on pfile->line.
7615 * cpplib.c (prepare_directive_trad): Set line number for
7616 diagnostics for #define too.
7617 * cpptrad.c (skip_whitespace): Skip comments properly.
7618 (_cpp_expansions_different_trad): Initialize quote2.
7619
c583c5c3
HPN		 76202002-06-21 Hans-Peter Nilsson <hp@bitrange.com>
7621
7622 * config/mmix/mmix.md: Change GNU CC to GCC in file header comment.
7623 * config/mmix/mmix.h: Ditto.
7624 * config/mmix/mmix-protos.h: Ditto.
7625 * config/mmix/mmix.c: Ditto. Fix typo in comment.
7626 * config/mmix/mmix-modes.def: Change GNU CC to GCC in file header
7627 comment. Comment extra CC modes.
7628
1292ec0c
JH		 76292002-06-20 Jan Hubicka <jh@suse.cz>
7630
7631 * cfglayout.c (scope_to_insns_initialize): Call set_block_levels.
7632 (scope_to_insns_finalize): Do not call set_block_levels; handle
7633 sequences.
7634 (choose_inner_scope): New.
7635 * rtl.h (choose_inner_scope): Declare.
7636
0f8e3849
JDA		 76372002-06-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7638
7639 * pa-protos.h (pa_asm_output_mi_thunk): Change third argument to
7640 HOST_WIDE_INT.
7641 * pa.c (pa_asm_output_mi_thunk): Likewise.
7642 (n_deferred_plabels): Change type to size_t.
7643 (output_deferred_plabels, output_call): Use size_t instead of int.
7644
0655301f
RH		 76452002-06-20 Richard Henderson <rth@redhat.com>
7646
7647 PR target/4041
7648 * config/m68k/m68k.md (zero_extendsidi2): Create expander; duplicate
7649 pattern and adjust constraints for coldfire.
7650
2b3aadfc
RH		 76512002-06-20 Richard Henderson <rth@redhat.com>
7652
7653 * explow.c (probe_stack_range): Use gen_rtx_fmt_ee.
7654
5c44e275
CD		 76552002-06-20 Chris Demetriou <cgd@broadcom.com>
7656
7657 * config.gcc (mipsisa64-*-elf*, mipsisa64el-*-elf*): New targets.
7658
8fff5435
CD		 76592002-06-20 Chris Demetriou <cgd@broadcom.com>
7660
7661 * config/mips/mips.h (ISA_HAS_FP4): Fix comment to reflect use.
7662
8a67e083
SS		 76632002-06-20 Stan Shebs <shebs@apple.com>
7664
7665 * dominance.c: Include errors.h instead of error.h.
7666
017acb41
NB		 76672002-06-20 Neil Booth <neil@daikokuya.co.uk>
7668
7669 * cppexp.c (cpp_interpret_integer): Don't force traditional
7670 numbers to be unsigned.
7671 * cpplib.c (prepare_directive_trad): Set line number for
7672 diagnostics.
7673 * cpptrad.c (scan_out_logical_line): Continue scanning out
7674 at start of buffer.
7675 * gcc.c (trad_capable_cpp): Use cc1 always.
7676
0ed4a390
JL		 76772002-06-20 Jeffrey Law <law@redhat.com>
7678
7679 * i386.h (TARGET_DEFAULT): Do not turn on frame pointer
7680 elimination in leaf functions by default yet.
7681
988ef418
RS		 76822002-06-20 Richard Sandiford <rsandifo@redhat.com>
7683
7684 * combine.c (make_extraction): Reapply to the argument of an ASHIFT.
7685
0ab2e54b
RO		 76862002-06-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7687
7688 * config/sparc/t-crtfm (crtfastmath.o): Prefix with $(T) for
7689 multilibs.
7690 * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
d8bf1785 7691 Fixes PR other/6836.
0ab2e54b 7692
355be0dc
JH		 7693Thu Jun 20 19:42:21 CEST 2002 Jan Hubicka <jh@suse.cz>
7694 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
7695
7696 Mon Jun 10 20:42:34 CEST 2002 Jan Hubicka <jh@suse.cz>
7697
7698 * basic-block.h: Do not include et-forest.h
7699 (dominance_info): Declare as struct dominance-info.
7700 * cfglayout.c (cleanup_unconditional_jumps): Remove the edge before
7701 deleting block.
7702 * dominance.c (struct dominance_info): Define.
7703 (BB_NODE, SET_BB_NODE): New macros.
7704 (bb_hash_func, bb_eq_func): Kill.
7705 (calculate_dominace_info, free_dominacne_info, set_immediate_dominator,
7706 nearest_common_dominator, dominated_by_p, recount_dominator,
7707 add_to_dominance_info, delete_from_dominance_info): update for new
7708 representation.
7709 (get_dominated_by, redirect_immediate_dominators): Rewrite using
7710 enumerate_sons.
7711 * ifcvt.c (process_double_test_block, merge_if_block, find_cond_trap,
7712 find_if_case_1, find_if_case_2): Remove killed blocks from dominance
7713 structure.
7714
7715 * et-forest.h: Update copyright; revamp all function to operate on
7716 nodes
7717 (et_forest_value): Kill.
7718 (et_forest_enumerate_sons, et_forest_node_value): New.
7719 * et-forest.c: Update copyright.
7720 * et-forest.h: Update copyright; revamp all function to operate on
7721 nodes
7722 (et_forest_value): Kill.
7723 (et_forest_enumerate_sons, et_forest_node_value): New.
7724
7725 Thu Jun 6 22:43:43 CEST 2002 Jan Hubicka <jh@suse.cz>
7726
7727 * basic-block.h: Inlude et-forest.h
7728 (basic_block_def): Kill dominator.
7729 (dominance_info): New type.
7730 (loops): Use dominace_info.
7731 (dominace handling functions): Take dominace_info as argument
7732 instead of bitmaps.
7733 (create_preheader): Likewise.
7734 * cfg.c (entry_exit_blocks): Kill dominator.
7735 (dump_flow_info): Do not dump dominators.
7736 * cfglayout.c (cleanup_unconditonal_jumps): Delete deleted block from
7737 dominators.
7738 * cfgloop.c (flow_pre_header_find): Use dominacne_info.
7739 (flow_loops_pre_header_scan, make_forwarder_block,
7740 canonicale_loop_headers, flow_loops_find): Likewise.
7741 * dominance.c: Include error.h
7742 (idoms_to_doms): Kill.
7743 (bb_hash_func, bb_eq_func): New static functions.
7744 (debug_dominace_info): New global function.
7745 (calculate_dominance_info): Use new et forest structure.
7746 (free_dominace_info, get_immediate_dominator, set_immediate_dominator,
7747 get_dominated_by, redirect_immediate_dominators,
7748 nearest_common_dominator, dominated_by_p, verify_dominators,
7749 recount_dominator, iterate_fix_dominators, add_to_dominace_info,
7750 delete_from_dominance_info): New global functions.
7751 * gcse.c (domnators): CHange to dominance_info.
7752 (alloc_hoist_mem): Do not alloc dominators
7753 (free_code_hoist_mem): Use free_dominance_info.
7754 (compute_code_hoist_data): Use dominance_info.
7755 (hoist_code): Likewise.
7756 * ifcvt.c (post_dominators): Likewise.
7757 (find_if_case_2, if_convert): Likewise.
7758 * predict.c (process_note_predictions, process_note_prediction,
7759 estimate-probability): Likewise.
7760 * sched-rgn.c (find_rgns, init_regions): Likewise.
7761 * ssa-dce.c (find_all_control_dependences, fint_control_depemndence,
7762 find_pdom, delete_insn_bb, ssa_eliminate_dead_code): Likewise.
7763 * ssa.c (compute_dominance_frontiers_1, rename_block, rename_registers,
7764 find_evaluations, convert_to_ssa): Likewise.
7765 * ssa.h (compute_dominance_frontiers): Likewise.
7766
7767 Thu Jun 6 22:57:34 CEST 2002 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
7768
7769 * Makefile.in (et-forest.c): Add.
7770 * et-forest.c: New file.
7771 * at-forest.h: New file.
7772
ef9772c8
KG		 77732002-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7774
62c71f4b
KG		 7775 * c-decl.c (c_decode_option): Use ARRAY_SIZE in lieu of explicit
7776 array size calculation.
7777 * gengtype.c (NUM_BASE_FILES, create_file, write_gc_root):
7778 Likewise.
7779
ef9772c8
KG		 7780 * diagnostic.c (diagnostic_kind_text): Const-ify.
7781 * gengtype.c (lang_names): Likewise.
7782
b0dd4808
JH		 7783Thu Jun 20 17:25:29 CEST 2002 JAn HUbicka <jh@suse.cz>
7784
7785 * combine.c (subst): Be prepared for simplify_subreg to return VOIDmode.
7786
8433a25e
RO		 77872002-06-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7788
7789 * config/sol2.h: New file.
7790 * config.gcc (i?86-*-solaris2*): Include it before i386/sol2.h.
7791 (sparc64-wrs-vxworks*): Include it before sparc/sol2.h.
7792 (sparc-*-chorusos*): Likewise.
7793 (sparc-*-elf*): Likewise.
7794 (sparc-*-rtems*, sparc-*-rtemself*): Likewise.
7795 (sparc64-*-solaris2*, sparcv9-*-solaris2*): Likewise.
7796 (sparc-hal-solaris2*): Likewise.
7797 (sparc-*-solaris2*): Likewise.
7798 (sparclite-*-elf*): Likewise.
7799 (sparc86x-*-elf*): Likewise.
7800 (sparc64-*-elf*): Likewise.
bc9c2952 7801
8433a25e
RO		 7802 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Moved to
7803 config/sol2.h.
7804 (ASM_SPEC): Override config/sol2.h version for now.
7805 Removed obsolete GAS_REJECTS_MINUS_S variant.
7806 (WINT_TYPE, WINT_TYPE_SIZE): Moved to config/sol2.h.
7807 (HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
7808 (TARGET_OS_CPP_BUILTINS): Likewise.
7809 Assert system=unix.
7810 (CPP_SPEC): Simplified using new CPP_SUBTARGET_SPEC.
7811 (LIB_SPEC, ENDFILE_SPEC, STARTFILE_SPEC, LINK_SPEC): Moved to
7812 config/sol2.h.
7813 (SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
7814 (ASM_CPU_SPEC): Define.
7815 (SUBTARGET_EXTRA_SPECS): Define.
bc9c2952 7816
8433a25e
RO		 7817 * config/sparc/sol2-bi.h (LONG_DOUBLE_TYPE_SIZE): Removed, already
7818 in config/sparc/sol2.h.
7819 (ASM_SPEC): Moved to config/sol2.h.
7820 (CPP_CPU_SPEC): Simplified.
7821 (STARTFILE_SPEC32): Likewise, renamed to STARTFILE_ARCH32_SPEC for
7822 consistency.
7823 (STARTFILE_SPEC64): Renamed to STARTFILE_ARCH64_SPEC.
7824 (STARTFILE_ARCH_SPEC): Use new names STARTFILE_ARCH32_SPEC,
7825 STARTFILE_ARCH64_SPEC.
7826 (STARTFILE_SPEC): Moved to config/sol2.h
7827 (SUBTARGET_EXTRA_SPECS): Add startfile_arch.
7828 (LINK_ARCH32_SPEC): Moved to config/sol2.h.
7829 (LINK_ARCH64_SPEC): Simplified.
7830 (LINK_ARCH_SPEC): Redefined config/sol2.h version for 64-bit support.
7831 (LINK_SPEC): Moved to config/sol2.h
bc9c2952 7832
8433a25e
RO		 7833 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Moved to
7834 config/sol2.h.
7835 Use BITS_PER_WORD for size.
7836 (WINT_TYPE, WINT_TYPE_SIZE): Likewise.
7837 (HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
7838 (CPP_PREDEFINES): Removed OS-specific part handled by
7839 TARGET_OS_CPP_BUILTINS.
7840 (CPP_SUBTARGET_SPEC): Moved to config/sol2.h.
7841 (CPLUSPLUS_CPP_SPEC): Removed, handled by TARGET_OS_CPP_BUILTINS.
7842 (ASM_SPEC): Moved to config/sol2.h.
7843 (PREFERRED_DEBUGGING_TYPE): Likewise.
7844 (STARTFILE_SPEC, LIB_SPEC, LINK_SPEC): Likewise.
7845 (SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
7846 (TARGET_DEFAULT): Reordered to match config/sparc/sol2-bi.h version.
7847 (TRANSFER_FROM_TRAMPOLINE): Moved to config/sol2.h
bc9c2952 7848
8433a25e
RO		 7849 * config.gcc (i?86-*-solaris2*): Removed obsolete gas support.
7850 * config/i386/sol2gas.h: Removed.
7851
b6bb1d56
JH		 7852Thu Jun 20 12:14:01 CEST 2002 Jan Hubicka <jh@suse.cz>
7853
7854 * i386.md (xorqi_1_slp, xorqi_2_slp): New patterns.
7855
e50b19ce 78562002-06-16 Aldy Hernandez <aldyh@redhat.com>
4e314d1f 7857
e50b19ce
AH		 7858 * gcc.c-torture/execute/simd-1.c: New.
7859
7860 * gcc.dg/simd-1.c: New.
7861
7862 * doc/extend.texi (Vector Extensions): Document that we can
7863 specify simd types not specifically supported by the hardware.
7864 Document that simd types can be used as function arguments.
7865 Document that signness does make a difference in SIMD types.
7866 Misc cleanups and revisions to the vector extensions section.
7867
7868 * simplify-rtx.c (simplify_subreg): Simplify subregs of vector
7869 constants.
7870
7871 * expr.c (vector_mode_valid_p): New.
7872
7873 * expr.h: Add vector_mode_valid_p.
7874
7875 * defaults.h (VECTOR_MODE_SUPPORTED_P): Set default.
7876
7877 * c-common.c (type_for_mode): Always build vector nodes regardless
7878 of VECTOR_MODE_SUPPORTED_P.
7879 (handle_mode_attribute): Error if we can't emulate a nonexisting
7880 vector mode.
7881 (handle_vector_size_attribute): Same.
7882
7883 * optabs.c (expand_binop): Open-code vector operations.
7884 (expand_unop): Open-code vector unops.
7885 (expand_vector_binop): New.
7886 (expand_vector_unop): New.
4e314d1f 7887
e50b19ce
AH		 7888 * c-typeck.c (build_binary_op): Allow vectors in binops.
7889 Allow vectors in conditional operatiors.
7890 (build_unary_op): Allow vectors in unary minus.
7891
7892 * config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Conditionalize on
7893 TARGET_ALTIVEC.
7894
74d86f4f
RH		 78952002-05-20 Richard Henderson <rth@redhat.com>
7896
7897 * c-common.c (c_common_get_alias_set): Correctly handle characters.
7898 Rearrange order of expressions; don't handle vectors here.
7899 * alias.c (get_alias_set): Let vectors match their components.
7900
1867b624
CD		 79012002-06-19 Chris Demetriou <cgd@broadcom.com>
7902
6c535c69 7903 * config/mips/mips.c (mips_emit_prefetch): Use hints which
1867b624
CD		 7904 match desired locality.
7905
2c1d2fcb
DD		 79062002-06-19 Dhananjay R. Deshpande <dhananjayd@kpit.com>
7907
7908 * config/h8300/h8300.c (TARGET_INSERT_ATTRIBUTES): Define.
7909 (h8300_insert_attributes): New.
7910
84d901be
AD		 79112002-06-19 Akim Demaille <akim@epita.fr>
7912
7913 * c-parse.in (initelt: identifier ':' initval): Add an empty
7914 action to fix a type clash.
7915 (aliasdecl, classdef): Add the missing closing `;'.
7916 Whitespace changes.
7917 * gengtype-yacc.y (typedef_struct): Add an empty action to preevnt
7918 $$ = $1 type clashes.
7919
8f2e3902
EC		 79202002-06-19 Eric Christopher <echristo@redhat.com>
7921
7922 * config/mips/mips.c (symbol_operand): New function.
7923 (mips_emit_prefetch): Ditto.
7924 * config/mips/mips-protos.h: Define.
7925 * config/mips/mips.h (ISA_HAS_PREFETCH): Define.
7926 (CONSTANT_ADDRESS_P): Adjust, use TARGET_GAS.
7927 (LEGITIMIZE_ADDRESS): Ditto.
7928 * config/mips/mips.md (prefetch, prefetch_si_address,
7929 prefetch_si, prefetch_di_address, prefetch_di): New patterns.
7930
c894819c
EC		 79312002-06-19 Eric Christopher <echristo@redhat.com>
7932
7933 * config/fp-bit.h: Add unordered defines for gofast.
7934
4005971c
VM		 79352002-06-19 Vladimir Makarov <vmakarov@redhat.com>
7936
7937 * genautomata.c (DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON,
7938 DECL_EXCL, DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV,
7939 DECL_INSN_RESERV, REGEXP_UNIT, REGEXP_RESERV, REGEXP_SEQUENCE,
7940 REGEXP_REPEAT, REGEXP_ALLOF, REGEXP_ONEOF): New macros with
7941 checking and without it.
7942 (decl_name, decl_mode_check_failed, regexp_name,
7943 regexp_mode_check_failed): New functions.
7944 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
7945 gen_presence_set, gen_absence_set, gen_automaton,
7946 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
7947 gen_regexp_sequence, gen_reserv, gen_insn_reserv,
7948 automaton_decl_hash, automaton_decl_eq_p): Use the macros.
7949 (find_automaton_decl): Ditto. Set up mode of work_automaton_decl.
7950 (insn_decl_hash, insn_decl_hash, insn_decl_eq_p): Use the macros.
7951 (find_insn_decl): Ditto. Set up mode of work_insn_decl.
7952 (decl_hash, decl_eq_p): Use the macros.
7953 (find_decl): Ditto. Set up mode of work_decl.
7954 (process_excls, process_presence_absence, process_decls,
7955 check_automaton_usage, process_regexp, process_regexp_decls,
7956 check_usage, loop_in_regexp, check_loops_in_regexps,
7957 process_regexp_cycles, add_advance_cycle_insn_decl,
7958 initiate_states, initiate_excl_sets,
7959 initiate_presence_absence_sets, copy_insn_regexp, transform_1,
7960 transform_2): Use the macros.
7961 (transform_3): Ditto. Check mode before making transformations of
7962 ALLOF.
7963 (regexp_transform_func, transform_insn_regexps,
7964 process_unit_to_form_the_same_automaton_unit_lists,
7965 form_the_same_automaton_unit_lists_from_regexp,
7966 form_the_same_automaton_unit_lists,
7967 process_seq_for_forming_states, process_alts_for_forming_states,
7968 create_alt_states, form_ainsn_with_same_reservs, make_automaton,
7969 form_arcs_marked_by_insn, NDFA_to_DFA, set_new_cycle_flags,
7970 estimate_one_automaton_bound, compare_max_occ_cycle_nums,
7971 units_to_automata_heuristic_distr, create_ainsns,
7972 units_to_automata_distr, create_automata): Use the macros.
7973 (form_regexp): Ditto. Fix typo in access to fields of ALLOF.
7974 (longest_path_length, min_issue_delay_pass_states,
7975 output_dead_lock_vect, output_tables, output_insn_code_cases,
7976 output_internal_insn_latency_func, output_print_reservation_func,
7977 output_description, output_automaton_units, generate): Use the
7978 macros.
7979 (make_insn_alts_attr): Ditto. Check case when there are not
7980 alternatives in the reservation.
7981 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr,
7982 make_bypass_attr, form_important_insn_automata_lists,
7983 expand_automata): Use the macros.
c894819c 7984
015089dd
TJ		 79852002-06-20 Tim Josling <tej@melbpc.org.au>
7986
7987 * Makefile.in: Clean up code to check for misspecified languages
7988 in enable-languages.
7989
7999462c
AP		 79902002-06-19 Andrew Pinski <pinskia@physics.uc.edu>
7991
84d901be 7992 * cpptrad.c (_cpp_replacement_text_len): initialize len.
7999462c 7993
9c8d079c
JM		 79942002-06-19 Jason Merrill <jason@redhat.com>
7995
7996 * Makefile.in (unstrap, restrap): New targets.
7997 (bootstrap): Mention restrap.
7998
d90a95fb
MK		 79992002-06-19 Matt Kraai <kraai@alumni.cmu.edu>
8000
8001 * except.c (ehl_free): Remove.
8002
8003 * doc/tm.texi (TARGET_CPU_CPP_BUILTINS): Correct misnamings of
8004 builtin_define and builtin_define_std.
8005
f01a0d8d
ID		 80062002-06-19 Ian Dall <ian@sibyl.beware.dropbear.id.au>
8007
8008 * config/ns32k/ns32k.md: Give "*xxx" names to all unnamed insn's.
8009 (sCOND): Restrict operand class so that gcc knows how to reload them.
8010 (bitfield_set): Merge two unnamed insn's using alternatives.
8011 (call_value): Remove constraint on unused uperand.
8012 (udivmodhi4, udivmodsi4, udivmoddihi4_internal): Remove.
8013 (udivmoddiqi4_internal, udivmoddihi4, udivmoddiqi4): Remove.
c894819c 8014
f01a0d8d
ID		 8015 * longlong.h (count_trailing_zeros): Escape newline and beautify.
8016
62363d99
MM		 80172002-06-19 Mark Mitchell <mark@codesourcery.com>
8018
8019 * Makefile.in (QMTEST_DIR): Simplify definition.
8020
099bd656
NC		 80212002-06-19 Nick Clifton <nickc@cambridge.redhat.com>
8022
8023 * config/d30v/d30v.h (CUMULATIVE_ARGS): Replace typedef with
8024 #define.
8025
278c4662
NB		 80262002-06-19 Neil Booth <neil@daikokuya.co.uk>
8027
8028 * cpphash.h (struct cpp_reader): Make date and time strings.
8029 (_cpp_builtin_macro_text, _cpp_copy_replacement_text,
8030 _cpp_replacement_text_len): New.
8031 * cppinit.c (cpp_create_reader): Update.
8032 (init_builtins): Register appropriate builtins for -traditional-cpp.
8033 * cppmacro.c (new_number_token): Remove.
8034 (_cpp_builtin_macro_text): New.
8035 (builtin_macro): Use it.
8036 (cpp_macro_definition): Update to handle traditional macros.
8037 * cppmain.c (cb_line_change): Don't do column positioning for
8038 traditional output.
8039 * cpptrad.c (enum ls): Rename ls_fun_macro to ls_fun_open. New
8040 state ls_fun_close.
8041 (skip_whitespace): Fix.
8042 (maybe_start_funlike): Don't set state.parsing_args.
8043 (scan_out_logical_line): Remove duplicate error. Use lex_state
8044 rather than state.parsing_args.
8045 (push_replacement_text): Handle builtins.
8046 (_cpp_replacement_text_len, _cpp_copy_replacement_text): New.
8047
afd1930f 80482002-06-18 Hans-Peter Nilsson <hp@axis.com>
f01a0d8d 8049 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
afd1930f
HPN		 8050
8051 * config/fp-bit.c (_fpmul_parts, _fpdiv_parts): Mark with
8052 attribute __always_inline__.
8053
5ee924c2
BW		 80542002-06-18 Bob Wilson <bob.wilson@acm.org>
8055
8056 * config/xtensa/xtensa.h (FUNCTION_PROFILER): Respect flag_pic
8057 when generating the call to _mcount.
8058 (NO_PROFILE_COUNTERS): Define.
8059
32c36ac8
RH		 80602002-06-18 Richard Henderson <rth@redhat.com>
8061
8062 * print-rtl.c (print_rtx): Adjust NOTE argument numbers for
8063 2002-06-02 change.
8064
c985dc5e
R		 8065Tue Jun 18 20:53:32 2002 J"orn Rennecke <joern.rennecke@superh.com>
8066
8067 * t-sh (MULTILIB_EXCEPTIONS): Set to ml.
8068 config/sh/t-linux (MULTILIB_EXCEPTIONS): Clear.
8069 * config/sh/t-netbsd (MULTILIB_EXCEPTIONS): Likewise.
8070 * config/sh/t-sh64 (MULTILIB_EXCEPTIONS): Likewise.
e3ba8d11
R		 8071
8072 * sh-protos.h (sh_pr_interrupt): Declare.
8073 * sh.c (sh_pr_interrupt): New function.
8074 (print_operand, calc_live_regs, sh_expand_prologue): Use it.
8075 (sh_hard_regno_rename_ok): Likewise.
8076 * sh.h (NORMAL_MODE): FP_MODE_NONE for interupt handlers.
8077
e3c8eb86
VM		 80782002-06-18 Vladimir Makarov <vmakarov@redhat.com>
8079
8080 * rtl.def (DEFINE_AUTOMATON): Add description of new options
8081 `time' and `v'. Fix incorrect description of option `w'.
8082
8083 * doc/md.texi: Ditto.
8084
8085 * genautomata.c (TIME_OPTION, V_OPTION): New macros.
8086 (gen_automata_option): Process the new options.
8087 (transform_2, transform_3): Initialize some variables.
8088 (initiate_automaton_gen): Use the new macros.
c894819c 8089
b2471838
RS		 80902002-06-18 Richard Sandiford <rsandifo@redhat.com>
8091
8092 * config/mips/mips-protos.h (mips_initial_elimination_offset): Declare.
8093 (mips_set_return_address, mips_restore_gp): Declare.
8094 * config/mips/mips.h (struct mips_frame_info): Move to mips.c
8095 (current_frame_info): Remove.
8096 (INITIAL_ELIMINATION_OFFSET): Use mips_initial_elimination_offset.
8097 * config/mips/mips.c: Remove uses of current_frame_info.
8098 (struct mips_frame_info): Moved from mips.h. Remove 'insns_len'.
8099 (struct machine_function): Add 'frame' and 'insns_len'.
8100 (current_frame_info, zero_frame_info): Remove.
8101 (mips_restore_gp, mips_set_return_address): New.
8102 (mips_initial_elimination_offset): New.
8103 * config/mips/mips.md (exception_receiver): Use mips_restore_gp.
8104 (eh_return define_split): Use mips_set_return_address.
8105
d97371e0
NB		 81062002-06-18 Neil Booth <neil@daikokuya.demon.co.uk>
8107
8108 * cpplib.c (dtable): Update.
8109 (end_directive): Decrement expansion prevention count.
8110 Clear state.in_expression.
8111 (prepare_directive_trad): Set state.in_expression.
8112 Increment expansion prevention count.
8113 * cpptrad.c (enum ls): New.
8114 (_cpp_overlay_buffer): Set overlaid_buffer.
8115 (_cpp_remove_overlay): Use overlaid_buffer.
8116 (_cpp_read_logcial_line_trad): Update buffer when it might
8117 have changed.
8118 (scan_out_logical_line): Handle state transitions for assertions
8119 and defined() in #if, and for funlike invocations including the
8120 directive case. Handle '<' and '>' as a quote mechanism in
8121 #include. Warn about unterminated macro invocations.
8122 * cpphash.h (struct lexer_state): New member in_expression.
8123 (struct cpp_reader): New member overlaid buffer.
8124
807b20b0
HPN		 81252002-06-18 Hans-Peter Nilsson <hp@axis.com>
8126
8127 * config/cris/arit.c (do_31div, __Udiv, __Umod): Mark prototype
8128 __always_inline__.
8129
8a09a7e5
AM		 81302002-06-18 Alan Modra <amodra@bigpond.net.au>
8131
147d5f6f
AM		 8132 * config/ia64/ia64.md (doloop_end_internal): Correct rtl.
8133
8a09a7e5
AM		 8134 * doloop.c (doloop_optimize): Extract pattern from insn.
8135
390de769
MK		 81362002-06-17 Matt Kraai <kraai@alumni.cmu.edu>
8137
8138 * doc/extend.texi (Function Attributes): Remove `,...' from @var.
8139
0ed4a390 81402002-06-17 Jeff Law <law@redhat.com>
912ce297
JL		 8141
8142 * libgcc2.c: Do not include symcat.h or machmode.h.
8143
5c45425b
RH		 81442002-06-17 Richard Henderson <rth@redhat.com>
8145
8146 PR target/6922
8147 * expmed.c (make_tree): Handle SIGN_EXTEND/ZERO_EXTEND.
8148
9aa497ae
TT		 81492002-06-17 Tom Tromey <tromey@redhat.com>
8150
8151 * dwarfout.c: Include function.h.
8152
7f11f1f9
AS		 81532002-06-17 Andreas Schwab <schwab@suse.de>
8154
8155 * print-rtl.c (print_rtx): Print space before vector, not after.
8156 (debug_rtx): Clear sawclose before printing.
8157 (debug_rtx_list): Print newline after each list element.
8158 (debug_rtx_range): Likewise.
8159
df696a75
RH		 81602002-06-17 Richard Henderson <rth@redhat.com>
8161
8162 * function.h (struct function) [funcdef_no]: Rename profile_label_no.
8163 (current_function_funcdef_no): Similarly.
8164 * function.c (funcdef_no): Similarly.
8165 (prepare_function_start): Set current_function_funcdef_no.
8166 (expand_function_start): Don't set current_function_profile_label_no.
8167 * dwarf2out.h (current_funcdef_number): Remove.
8168 * dwarf2out.c (current_funcdef_number): Remove. Replace with
8169 current_function_funcdef_no throughout.
8170 * dwarfout.c, vmsdbgout.c: Similarly.
8171 * except.c (sjlj_funcdef_number): Remove.
8172 (sjlj_emit_function_enter): Use current_function_funcdef_no instead.
8173 (output_function_exception_table): Likewise.
8174 * final.c (profile_function): Use current_function_funcdef_no
8175 instead of current_function_profile_label_no.
8176
97272202
VM		 81772002-06-17 Vladimir Makarov <vmakarov@redhat.com>
8178
8179 * sched-ebb.c (init_ready_list): Check INSN_P first.
8180
8bccce2d
R		 8181Mon Jun 17 17:26:15 2002 J"orn Rennecke <joern.rennecke@superh.com>
8182
8183 * sh.md (divsi3): Update way how to find insns in a sequence.
dec0798e
R		 8184
8185 * reload1.c (merge_assigned_reloads): Don't change reloads
8186 other than RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_INPADDR_ADDRESS
8187 to RELOAD_OTHER when there are conflicting input reloads.
8188
0af5c896
RE		 81892002-06-17 Richard Earnshaw (rearnsha@arm.com)
8190
8191 * function.c (epilogue_done): Correctly build a sequence of insns for
8192 a sibcall epilogue.
8193
9d0fa9d6
NC		 81942002-06-17 Nick Clifton <nickc@cambridge.redhat.com>
8195
845b1456
NC		 8196 * config/fr30/fr30.h (CUMULATIVE_ARGS): Replace typedef with
8197 #define.
8198
9d0fa9d6
NC		 8199 * config/m32r/m32r.md: Replace gen_sequence with get_insns.
8200
e83f3cff
RH		 82012002-06-16 Richard Henderson <rth@redhat.com>
8202
8203 * config/i386/i386.h (BIGGEST_FIELD_ALIGNMENT): Define instead
8204 of ADJUST_FIELD_ALIGN if IN_TARGET_LIBS.
8205
caecc099
RH		 82062002-06-16 Richard Henderson <rth@redhat.com>
8207
8208 PR opt/6722
8209 * regclass.c (globalize_reg): Update regs_invalidated_by_call.
8210
3d05b15f
NB		 82112002-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
8212
caecc099
RH		 8213 * config.gcc: Add i386/sysv4-cpp.h; remove i386-aout.h from vxworks.
8214 * config/i386/i386-aout.h, config/i386/i386elf.h,
8215 config/i386/sysv4.h: Remove CPP_PREDEFINES.
8216 * config/i386/linux64.h, config/i386/i386elf.h, config/i386/mach.h,
8217 config/i386/netware.h, config/i386/rtemself.h, config/i386/sco5.h,
8218 config/i386/sol2.h, config/i386/vsta.h, config/i386/vxi386.h,
8219 config/i386/win32.h: Use TARGET_OS_CPP_BUILTINS rather than
3d05b15f 8220 CPP_PREDEFINES and part of CPP_SPEC.
caecc099 8221 * config/i386/sysv4-cpp.h: New.
3d05b15f 8222
8370aa3a
RH		 82232002-06-16 Richard Henderson <rth@redhat.com>
8224
65a90f3c 8225 PR c/7030
8370aa3a
RH		 8226 * dwarf2out.c (modified_type_die): Don't assign the qualified die
8227 to the unqualified type.
8228
e932b21b
JH		 8229Sun Jun 16 22:16:10 CEST 2002 Jan Hubicka <jh@suse.cz>
8230
8231 * i386-protos.h (x86_field_alignment): Declare.
8232 * i386.c (x86_field_alignment): Define.
8233 * i386.h (ADJUST_FIELD_ALIGNMENT): New.
8234 (BIGGEST_FIELD_ALIGNMENT): Kill.
8235
7ee02381
RH		 82362002-06-16 Richard Henderson <rth@redhat.com>
8237
f01a0d8d 8238 * vax.md (casesi): Use emit_jump_insn. Tidy expander pattern.
7ee02381 8239
750491fc
RH		 82402002-06-16 Richard Henderson <rth@redhat.com>
8241
8242 * c-common.c (flag_ms_extensions): Move from c++ front end.
8243 * c-common.h (flag_ms_extensions): Declare.
8244 * c-decl.c (c_decode_option): Add -fms-extensions.
8245 (grokfield): Don't accept anonymous structures in ISO C mode;
8246 accept only unnamed anonymous structures in GNU C mode; accept
8247 Plan 9 extensions in MS mode.
8248 * c-parse.in (SAVE_EXT_FLAGS, RESTORE_EXT_FLAGS): Rename from
8249 SAVE/RESTORE_WARN_FLAGS; add flag_iso frobbing; update all callers.
8250 (extension): Clear flag_iso.
8251 * doc/invoke.texi (C Dialect Options): Add -fms-extensions.
8252
c134da6b
HPN		 82532002-06-16 Hans-Peter Nilsson <hp@axis.com>
8254
8255 PR target/7042
8256 * reorg.c (make_return_insns) [DELAY_SLOTS_FOR_EPILOGUE]: Exit
8257 early if current_function_epilogue_delay_list is non-empty.
8258 * config/cris/cris.md ("return"): Add sanity check asserting that
8259 current_function_epilogue_delay_list is empty.
8260
038c7976
JL		 82612002-06-16 Jeff Law <law@redhat.com>
8262
006a94b0
JL		 8263 * emit-rtl.c (gen_rtx_REG): Temporarily turn off automatic
8264 sharing of hard registers.
8265
8266 * toplev.c (rest_of_compilation): Remove redundant conditional.
8267
038c7976
JL		 8268 * toplev.c (rest_of_compilation): Perform a simpler, less costly
8269 cleanup of the CFG when not optimizing.
8270
0797741a
AM		 82712002-06-16 Alan Modra <amodra@bigpond.net.au>
8272
8273 * gcc.c (main): Correct startfile_prefix_spec check.
8274
a6e2e53e
GK		 82752002-06-12 Geoffrey Keating <geoffk@redhat.com>
8276
8277 * config.gcc: Revert rth's patch of 2002-05-18. Instead,
8278 include both darwin.o and rs6000-c.o.
8279
129e0ee8
RS		 82802002-06-15 Roger Sayle <roger@eyesopen.com>
8281
8282 * expr.c (compare_from_rtx): Call simplify_relational_operation
8283 on all comparisons, not just those between integer constants,
8284 with the correct (possibly unsigned) comparison code.
8285 (do_compare_rtx_and_jump): Likewise.
8286
d5355cb2
JDA		 82872002-06-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
8288
8289 * Makefile.in (tm_defines): New configuration variable.
8290 (cs-config.h, cs-hconfig.h, cs-tconfig.h): Rename DEFINES to XM_DEFINES.
8291 Pass tm_defines in TM_DEFINES.
8292 (cs-tm_p.h): Rename DEFINES to XM_DEFINES. Pass TM_DEFINES.
8293 * config.gcc (tm_defines): New configuration variable.
8294 (hppa*-*-* | parisc*-*-*): Use tm_defines instead of pa-700.h and
8295 pa-7100.h headers. Change hppa1* scheduling default to 7100LC.
8296 * configure.in: Substitute tm_defines.
8297 * configure: Rebuilt.
8298 * mkconfig.sh: Rename DEFINES to XM_DEFINES. Output TM_DEFINES.
8299 * doc/install.texi: Update.
8300 * pa/pa-700.h: Delete file.
8301 * pa/pa-7100.h: Delete file.
8302
8dcb27ed
RS		 83032002-06-15 Roger Sayle <roger@eyesopen.com>
8304
8305 * fold-const.c (comparison_to_compcode): New function to convert
8306 an comparison TREE CODE into a bit-based representation.
8307 (compcode_to_comparison): New function to convert from this bit
8308 based representation back to a comparison TREE CODE.
8309 (fold_truthop): Simplify (x<y) && (x==y) and related composite
8310 comparisons.
8311
182e515e
AH		 83122002-06-15 Aldy Hernandez <aldyh@redhat.com>
8313
f01a0d8d 8314 * tm.texi (MEMBER_TYPE_FORCES_BLK): Document MODE argument.
182e515e 8315
f01a0d8d
ID		 8316 * stor-layout.c (compute_record_mode): Remove check for
8317 FUNCTION_ARG_REG_LITTLE_ENDIAN and VOIDmode when checking for
8318 MEMBER_TYPE_FORCES_BLK. Pass new mode field to
8319 MEMBER_TYPE_FORCES_BLK.
182e515e 8320
f01a0d8d 8321 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Same.
182e515e 8322
f01a0d8d 8323 * config/c4x/c4x.h (MEMBER_TYPE_FORCES_BLK): Same.
182e515e 8324
8773135d
JS		 83252002-06-14 Jeff Sturm <jsturm@one-point.com>
8326
8327 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS): Add SPARC_STACK_BIAS.
8328
893a047c
SE		 83292002-06-14 Steve Ellcey <sje@cup.hp.com>
8330
8331 * configure.in (USE_UNWIND_EXCEPTIONS): Add support to set
8332 USE_UNWIND_EXCEPTIONS if --enable-libunwind-exceptions is set.
8333 * configure, config.in: Regenerate.
8334
045d7161
EB		 83352002-06-14 Eric Botcazou <ebotcazou@multimania.com>
8336
8337 * loop.c (check_final_value): Use v->always_executed
8338 instead of v->always_computable.
8339 * unroll.c (final_giv_value): Don't calculate the final
8340 value as a function of the biv if the giv is not computed
8341 for every loop iteration.
8342
048c8616 83432002-06-14 Eric Botcazou <ebotcazou@multimania.com>
c894819c 8344
048c8616
EB		 8345 * loop.c (for_each_insn_in_loop): Fix formatting and comments.
8346
43e4a9d8
EB		 83472002-06-14 Eric Botcazou <ebotcazou@multimania.com>
8348
52689a98 8349 PR c/6677
43e4a9d8
EB		 8350 * convert.c (convert_to_integer) [LSHIFT_EXPR]: Don't pass
8351 the truncation down when the target type is signed.
8352 [trunc1]: Use unsigned arithmetic for LSHIFT_EXPR.
8353 * fold-const.c (extract_muldiv) [NOP_EXPR]: Don't pass through
8354 the conversion if the target type is a smaller type.
8355
fa4a5557
RH		 83562002-06-14 Richard Henderson <rth@redhat.com>
8357
8358 * fold-const.c (fold) [compare ops]: Move X>=C / X<C transfomation
8359 earlier. Re-factor comparisons vs extrema.
8360
d95eb49f
RH		 83612002-06-14 Richard Henderson <rth@redhat.com>
8362
8363 * config/alpha/alpha.md (builtin_zapnot): Fix op2 mode.
8364
be202ec2
FS		 83652002-06-14 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8366
8367 * rtl.h (SCHED_GROUP_P): Disallow CODE_LABEL, BARRIER and NOTE.
8368 * sched-deps.c (add_dependence): Likewise.
8369 (group_leader): Likewise.
8370 * sched-rgn.c (init_ready_list): Likewise.
8371 * doc/rtl.texi: Adjust accordingly.
8372
e56c4463
JL		 83732002-06-13 Jeffrey Law <law@redhat.com>
8374
99a15921
JL		 8375 * gcse.c (delete_null_pointer_checks_1): Inform caller if any
8376 null pointer checks were eliminated. Update prototype.
8377 (delete_null_pointer_checks): Similarly.
8378 * rtl.h (delete_null_pointer_checks): Update prototype.
8379 * toplev.c (rest_of_compilation): Only run cleanup_cfg if
8380 delete_null_pointer_checks deletes one or more null
8381 pointer checks. Do not run cleanup_cfg before gcse, the
8382 CFG is accurate and optimized at that point..
8383
e56c4463
JL		 8384 * rs6000.c (rs6000_frame_related): Avoid unwanted sharing
8385 of hard registers.
8386
556b821e
UW		 83872002-06-14 Ulrich Weigand <uweigand@de.ibm.com>
8388
8389 * Makefile.in (libgcc.mk): Depend on specs.
8390
fa60f36d
R		 8391Fri Jun 14 12:15:11 2002 J"orn Rennecke <joern.rennecke@superh.com>
8392
8393 * sh.md (mulsi3): Update way how to find insns in a sequence.
8394
03b8ec29
DD		 8395Fri Jun 14 12:04:02 2002 Dhananjay R. Deshpande <dhananjayd@kpit.com>
8396
8397 * sh.h: Define HARD_REGNO_RENAME_OK
8398 * sh.c: sh_hard_regno_rename_ok: New. If current function has
8399 interrupt_handler attribute, only registers saved on stack are OK.
8400 * sh-protos.h: Declare sh_hard_regno_rename_ok.
8401
8e831557
KK		 84022002-06-14 Kaz Kojima <kkojima@gcc.gnu.org>
8403
8404 * config/sh/sh.md (jump): Emit jump insn.
8405 (call_pcrel): Get pattern of the result of gen_call_site.
8406 (call_value_pcrel, sibcall_pcrel, GOTaddr2picreg): Likewise.
8407
bf9d5852
NB		 84082002-06-14 Neil Booth <neil@daikokuya.demon.co.uk>
8409
8410 * cpphash.h (struct cpp_buffer): Remove saved_line_base.
8411 * cpptrad.c: Update comments.
8412 (skip_whitespace, copy_comment): Take a new parameter.
8413 (skip_escaped_newlines): Don't duplicate escaped newline test.
8414 (copy_comment): Different location for CUR, decide here how
8415 to copy / replace the comment.
8416 (skip_whitespace): Copy whitespace.
8417 (_cpp_overlay_buffer, _cpp_remove_overlay): Don't play with line_base.
8418 (scan_out_logical_line): Let copy comment handle keeping or
8419 replacing comments.
8420 (scan_parameters, _cpp_create_trad_definition): Update.
8421
57292ec3
AL		 84222002-06-13 Alan Lehotsky <apl@alum.mit.edu>
8423
8424 * reload.c (get_secondary_mem,find_reloads_address,
8425 find_reloads_address_1): Pass reference to MEM to find_reloads_address
8426 so that LEGITIMIZE_RELOAD_ADDRESS will be called.
c894819c 8427
a6f5e048
RH		 84282002-06-13 Jessica Han <jessica@cup.hp.com>
8429
8430 * defaults.h (TARGET_VTABLE_ENTRY_ALIGN): New.
8431 (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
8432 * doc/tm.texi: Document them.
8433 * config/ia64/ia64.h (TARGET_VTABLE_ENTRY_ALIGN): New.
8434 (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
8435 (TARGET_VTABLE_USES_DESCRIPTORS): 4 word descriptors for 32-bit mode.
8436 (ASM_OUTPUT_FDESC): Likewise.
8437
3aafa0bb
EC		 84382002-06-13 Eric Christopher <echristo@redhat.com>
8439
8440 * diagnostic.c (output_format): Fix thinko.
8441
8e581963
R		 8442Thu Jun 13 22:34:33 2002 J"orn Rennecke <joern.rennecke@superh.com>
8443
8444 * config/sh/coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Don't define.
8445 (DWARF2_UNWIND_INFO): Define to 0.
9d7ed806
R		 8446
8447 * config/sh/sh.c (calc_live_regs): Don't use initial_value
8448 optimization for PR_MEDIA_REG.
8449
b66377c1
NB		 84502002-06-13 Neil Booth <neil@daikokuya.demon.co.uk>
8451
8452 * cpphash.h (_cpp_lex_identifier_trad): Remove.
8453 * cpplib.c (end_directive): Don't skip, always remove overlay
8454 apart from #define.
8455 (prepare_directive_trad): Handle NULL pfile->directive.
8456 (_cpp_handle_directive): Always call prepare_directive_trad
8457 if traditional.
8458 * cppmain.c (check_multiline_token): Rename account_for_newlines,
8459 generalize inputs.
8460 (scan_translation_unit_trad): Use it.
8461 * cpptrad.c (skip_comment): Rename copy_comment, copy comment to
8462 output, get escaped newline in comment close correct.
8463 (check_output_buffer, skip_whitespace): Update.
8464 (_cpp_lex_identifier_trad): Remove.
8465 (scan_out_logical_line): Handle -C and comments in directives
8466 properly.
8467
8bc6e101
R		 8468Thu Jun 13 20:18:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
8469
8470 * config.gcc: Add support for sh[234]*-*-elf*, sh[2346lbe]*-*-linux*.
8471 * config/sh/linux.h (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
8472 * sh.h (SELECT_SH1, SELECT_SH2, SELECT_SH3, SELECT_SH3E): New macros.
8473 (SELECT_SH4_NOFPU, SELECT_SH4_SINGLE_ONLY, SELECT_SH4): Likewise.
8474 (SELECT_SH4_SINGLE, SELECT_SH5_64, SELECT_SH5_64_NOFPU): Likewise.
8475 (SELECT_SH5_32, SELECT_SH5_32_NOFPU, SELECT_SH5_COMPACT): Likewise.
8476 (SELECT_SH5_COMPACT_NOFPU): Likewise.
8477 (TARGET_SWITCHES): Use them.
8478 (TARGET_CPU_DEFAULT): Define if not already defined.
8479 (TARGET_DEFAULT): Use it.
8480 (LINK_DEFAULT_CPU_EMUL): Value now depends on TARGET_CPU_DEFAULT.
8481 * config/sh/t-linux (MULTILIB_OPTIONS): Use MULTILIB_ENDIAN.
8482 * config/sh/t-monolib: New file.
8483
2181005d
RS		 84842002-06-13 Roger Sayle <roger@eyesopen.com>
8485
8486 * toplev.c (rest_of_compilation): Simplify (and correct) the
8487 logic of the first delete-null-pointer-checks pass.
8488
aaae0bb9
JH		 8489Thu Jun 13 18:24:17 CEST 2002 Jan Hubicka <jh@suse.cz>
8490
8491 * i386.c (ix86_expand_movstr): Fix pasto.
8492
8493Thu Jun 13 18:18:17 CEST 2002 Jan Hubicka <jh@suse.cz>
b80cb6e2
JH		 8494
8495 * reload.c (find_valid_class): Fix thinko in my previous patch.
8496
dd3fbd93
UW		 84972002-06-13 Ulrich Weigand <uweigand@de.ibm.com>
8498
8499 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): New macro.
8500 * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): New macro.
8501 (CPP_PREDEFINES, CPP_SPEC, CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): Remove.
8502 (EXTRA_SPECS): Remove cpp_arch31 and cpp_arch64.
8503
0d0f605c
GDR		 85042002-06-13 Gabriel Dos Reis <gdr@codesourcery.com>
8505
8506 * tree-inline.c (expand_call_inline): Don' mess with _DECL
3aafa0bb 8507 fields.
0d0f605c 8508
c92bcccb
GDR		 85092002-06-13 Gabriel Dos Reis <gdr@codesourcery.com>
8510
8511 * diagnostic.c (output_format): Recognize "%H" as a format
8512 specifier for a location_t.
8513 (text_specifies_location): New function.
8514 (diagnostic_set_info): Use it.
8515
7f243674
JL		 85162002-06-13 Jeffrey Law <law@redhat.com>
8517
6cde4876
JL		 8518 * emit-rtl.c (static_regno_reg_rtx): Define.
8519 (init_emit_once): Initialize static_regno_reg_rtx.
8520 (init_emit): Copy static_regno_reg_rtx into regno_reg_rtx instead
8521 of building new hard reg objects once per function.
8522 (gen_rtx_REG): Try to share hard regs.
8523 * regclass.c (init_fake_stack_mems): New function broken out from
8524 init_regs.
8525 * rtl.h (init_fake_stack_mems): Declare.
8526 * toplev.c (lang_independent_init): Call init_regs before
8527 init_emit_once. Call init_fake_stack_mems after init_emit_once.
8528
110b3faa
JL		 8529 * i386.md (extenddfxf2, extenddftf2): Fix typo/thinko.
8530
7f243674
JL		 8531 * alias.c (argument_registers): Remove.
8532 (init_alias_once): Initialize static_reg_base_value here. Remove
8533 initialization of argument_registers.
8534 (init_alias_once_per_function): Remove.
8535 (init_alias_analysis): Copy all the entries from static_reg_base_value
8536 into new_reg_base_value all at once.
8537 * rtl.h (init_alias_once_per_function): Remove declaration.
8538 * function.c (prepare_function_start): Do not call
8539 init_alias_once_per_function.
8540
8541 * caller-save.c (init_caller_save): Use gen_rtx_INSN instead of
8542 starting a sequence and emitting an INSN.
8543
a336f2e5
RS		 85442002-06-13 Richard Sandiford <rsandifo@redhat.com>
8545
8546 * config/mips/r3900.h (MIPS_CPU_STRING_DEFAULT): Make lower case.
8547
2acf0fa9
DM		 85482002-06-13 David S. Miller <davem@redhat.com>
8549
8550 * expmed.c (init_expmed): Remove duplicate init of 'reg'.
8551
974c43f1
NB		 85522002-06-13 Neil Booth <neil@daikokuya.demon.co.uk>
8553
8554 * cpplib.c (end_directive): Handle line skipping. Only remove
8555 the rest of the line if the directive was valid.
8556 * cppmacro.c (_cpp_push_text_context): Set NODE_DISABLED when
8557 expanding a traditional macro.
8558 * cpptrad.c (recursive_macro): New.
8559 (read_logical_line_trad): Handle skipping.
8560 (scan_out_logical_line): Continue after a successful directive.
8561 Don't expand macros whilst skipping, or if recursing.
8562 (_cpp_create_trad_definition): scan_out_logical_line now sets
8563 the output current position.
8564
12bf26b6
EC		 85652002-06-12 Eric Christopher <echristo@redhat.com>
8566
8567 From Chris Demetriou <cgd@broadcom.com>
8568 * config/mips/mips.h (ISA_HAS_FP4): Add ISA_MIPS64 and fix
8569 comment.
8570 (ISA_HAS_MADD_MSUB): Ditto.
8571 (ISA_HAS_NMADD_NMSUB): Ditto.
8572
be95b8a5
EC		 85732002-06-12 Eric Christopher <echristo@redhat.com>
8574
8575 * config.gcc: Consolidate little endian handling and
8576 little/big endian targets.
8577 * config/mips/elfl.h: Remove file.
8578 * config/mips/elfl64.h: Ditto.
8579 * config/mips/ecoffl.h: Ditto.
8580 * config/mips/r3900.h (SUBTARGET_CPP_SPEC): Remove.
8581
e03856fe
GK		 85822002-06-12 Geoffrey Keating <geoffk@redhat.com>
8583
8584 * gengtype.h (xvasprintf): New prototype.
8585 (xasprintf): New prototype.
8586 (struct outf): New.
8587 (get_output_file): Return an outf_p.
8588 (header_file): Is now an outf_p.
8589 (base_files): Now are outf_p.
8590 (oprintf): New.
8591 * gengtype.c: Replace all output FILE * with outf_p; use oprintf
8592 rather than stdio operations. Use xasprintf in a few places,
8593 when appropriate.
8594 (xvasprintf): New.
8595 (xasprintf): New.
8596 (struct filemap): Delete.
8597 (files): Delete.
8598 (output_files): New.
8599 (oprintf): New.
8600 (create_file): Create an outf_p. Add parameter to indicate output
8601 file name, change all callers.
8602 (open_base_files): Create gtype-desc.c here.
8603 (get_output_file_with_visibility): Rewrite.
8604 (get_output_file_name): Just look at 'name' field in struct outf.
8605 (close_output_files): Rewrite.
8606
ec01703c
JT		 86072002-06-12 Jason Thorpe <thorpej@wasabisystems.com>
8608
8609 * config/vax/vax.h (MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
be95b8a5 8610 (MASK_G_FLOAT): Define.
ec01703c
JT		 8611 (TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT): Use them.
8612 (TARGET_SWITCHES): Likewise.
8613 (TARGET_DEFAULT): Likewise.
8614
8b0397a6
DJ		 86152002-06-12 Daniel Jacobowitz <drow@mvista.com>
8616
8617 * config/mips/elf.h (DWARF2_DEBUG_INFO): Define.
8618 * config/mips/mips.c (mips_output_filename): Don't print a
8619 ".file" directive if we are using DWARF-2.
8620 (mips_output_function_prologue): Do not emit source file
8621 name for TARGET_GAS.
8622
495333a6
JH		 8623Wed Jun 12 16:45:13 CEST 2002 Jan Hubicka <jh@suse.cz>
8624
8625 * i386.md (shift patterns): Use (TARGET_SHIFT1 || optimize_size) to
8626 decide whether emit the short opcode.
8627 * i386.h (x86_shift1): Declare.
8628 (TARGET_SHIFT1): New macro.
8629 * i386.c (x86_shift1): New global variable.
8630
8b0397a6
DJ		 8631 * toplev.c (rest_of_compilation): Call find_basic_block pre-loop
8632 unconditionally; make loop to rebuild CFG; kill unnecesary
8633 find_basic_block calls; kill compute_bb_for_insn call.
495333a6
JH		 8634 * cfgbuild.c (find_basic_blocks): Kill compute_bb_for_insn call.
8635 * haifa-sched.c (sched_init): Likewise.
8636 * ssa-ccp.c (ssa_const_prop): Likewise.
8637 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
8638
d11cea13
DM		 86392002-06-11 David S. Miller <davem@redhat.com>
8640
8641 * emit-rtl.c (emit_*_scope): Only access INSN_SCOPE if
8642 active_insn_p.
8643
676997cf
RH		 86442002-06-11 Richard Henderson <rth@redhat.com>
8645
8646 * c-common.c (builtin_define_type_max): New.
8647 (cb_register_builtins): Define __SCHAR_MAX__, __SHRT_MAX__,
8648 __INT_MAX__, __LONG_MAX__, __LONG_LONG_MAX__, __CHAR_BIT__.
8649
8650 From Joseph S. Myers:
8651 * glimits.h: Rewrite to expect the double underscore definitions
8652 from the compiler.
8653
8654 * config/alpha/unicosmk.h, config/avr/avr.h, config/h8300/h8300.h,
8655 config/i386/linux64.h, config/ia64/aix.h, config/ia64/hpux.h,
8656 config/ia64/ia64.h, config/m68hc11/m68hc11.h, config/m68hc11/m68hc12.h,
8657 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
8658 config/pa/pa.h, config/rs6000/aix43.h, config/rs6000/aix51.h,
8659 config/rs6000/linux64.h, config/s390/linux.h, config/sh/sh.h,
8660 config/stormy16/stormy16.h: Don't define any of __SHRT_MAX__,
8661 __INT_MAX__, __LONG_MAX__, or __LONG_LONG_MAX__.
8662
116b7a5e
RH		 86632002-06-11 Richard Henderson <rth@redhat.com>
8664
8665 * config/alpha/alpha.c (ALPHA_BUILTIN_THREAD_POINTER): New.
8666 (ALPHA_BUILTIN_SET_THREAD_POINTER): New.
8667 (code_for_builtns): Update.
8668 (alpha_init_builtins): Add __builtin_thread_pointer and
8669 __builtin_set_thread_pointer.
8670 (alpha_expand_builtin): Handle void builtins.
8671 * doc/extend.texi (Alpha Built-in Functions): Update.
8672
0cec6af1
HPN		 86732002-06-11 Hans-Peter Nilsson <hp@axis.com>
8674
8675 PR target/6997
8676 * config/cris/cris.md ("sleu"): Set attribute "cc" to "none".
8677
1c0ca89d
ZW		 86782002-06-11 Zack Weinberg <zack@codesourcery.com>
8679
8680 * config.gcc: Make the name of the extra-modes file adjustable
8681 by target stanzas.
8682 (s390x, strongarm, xscale stanzas): Use this facility.
8683 * configure.in: Update to match.
8684 * configure: Regenerate.
8685
5dc8d536
AH		 86862002-06-11 Aldy Hernandez <aldyh@redhat.com>
8687
1c0ca89d
ZW		 8688 * config/rs6000/rs6000.c (rs6000_emit_minmax): Treat unsigned
8689 max/mins as unsigned GE compares.
5dc8d536 8690
169274cd
JT		 86912002-06-11 Jason Thorpe <thorpej@wasabisystems.com>
8692
1c0ca89d 8693 * config.gcc (vax-*-bsd*): Add vax/bsd.h to ${tm_file}.
169274cd
JT		 8694 * config/vax/bsd.h: New file.
8695 * config/vax/netbsd.h: Add missing notice.
1c0ca89d
ZW		 8696 (CPP_PREDEFINES): Remove.
8697 (TARGET_OS_CPP_BUILTINS): Define.
8698 (CPP_SPEC): Use NETBSD_CPP_SPEC.
169274cd
JT		 8699 * config/vax/openbsd.h: Update copyright years.
8700 (CPP_PREDEFINES): Remove.
8701 (TARGET_OS_CPP_BUILTINS): Define.
8702 * config/vax/ultrix.h: Likewise.
8703 * config/vax/vaxv.h: Likewise.
8704 * config/vax/vms.h: Likewise.
8705 * config/vax/vax.h (TARGET_CPU_CPP_BUILTINS): Define.
8706 (CPP_PREDEFINES, CPP_SPEC): Remove.
8707
2f41793e
JH		 8708Wed Jun 12 01:50:28 CEST 2002 Jan Hubicka <jh@suse.cz>
8709
8710 * i386.md (addqi_1_slp, subqi_1_slp
8711 (andqi_ext0, testqi_ext0): Remove unnecesary check.
8712 (addhi*, addqi*): Simplify "dec" condition.
8713 (testsi to testqi splitters): Remove TARGET_PROMOTE_QImode check.
8714 (and, or, xor to QImode splitters): New.
8715 (iorqi_ext*): New.
8716 (xorqi_ext_0): New.
8717 (xorqi_ext_1): Rename to xorqi_ext_2; bring to sync with and versions.
8718 (andqi_ext_1_rex64): New.
8719 (ashrqi*_slp): New.
8720 (ashlqi*_slp): New.
8721 (lshlqi*_slp): New.
8722 (rotrqi3*_slp): New.
8723 (rotlqi3*_slp): New.
8724
fc5c400a
GK		 87252002-06-11 Geoffrey Keating <geoffk@redhat.com>
8726
4c4eb375
GK		 8727 * config.gcc (powerpc*-*-*, rs6000-*-*-*): Don't bother including
8728 softfloat.h.
8729 * config/rs6000/vxppc.h (CPP_ENDIAN_BIG_SPEC): Delete.
8730 (CPP_ENDIAN_LITTLE_SPEC): Delete.
8731 * config/rs6000/sysv4le.h (CPP_ENDIAN_DEFAULT_SPEC): Delete.
8732 * config/rs6000/sysv4.h (CPP_SYSV_SPEC): Delete _SOFT_FLOAT setting,
8733 __LONG_DOUBLE_128__ setting, _CALL_* setting.
8734 (CPP_DEFAULT_SPEC): Delete.
8735 (CPP_FLOAT_DEFAULT_SPEC): Delete.
8736 (CPP_LONGDOUBLE_DEFAULT_SPEC): Delete.
8737 (CPP_SYSV_DEFAULT_SPEC): Delete.
8738 (CPP_ENDIAN_BIG_SPEC): Delete.
8739 (CPP_ENDIAN_LITTLE_SPEC): Delete.
8740 (CPP_ENDIAN_SPEC): Delete.
8741 (CPP_SPEC): Don't include cpp_endian, cpp_cpu.
8742 (SUBTARGET_EXTRA_SPECS): Delete cpp_sysv_default, cpp_endian_default,
8743 cpp_endian, cpp_endian_big, cpp_endian_little, cpp_float_default,
8744 cpp_longdouble_default.
8745 * config/rs6000/softfloat.h: Delete.
8746 * config/rs6000/rs6000.h (CPP_CPU_SPEC): Delete.
8747 (EXTRA_SPECS): Delete cpp_cpu.
8748 (TARGET_CPU_CPP_BUILTINS): New.
8749 * config/rs6000/rs6000-protos.h (rs6000_cpu_cpp_builtins): New
8750 prototype.
8751 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): New.
8752 * config/rs6000/linux64.h (CPP_PREDEFINES): Remove endianness defines.
8753 (CPP_DEFAULT_SPEC): Delete.
8754 * config/rs6000/eabiaix.h (CPP_SYSV_DEFAULT_SPEC): Delete.
8755 * config/rs6000/darwin.h (CPP_PREDEFINES): Don't define __BIG_ENDIAN__.
8756 * config/rs6000/beos.h (CPP_SPEC): Remove cpp_cpu.
8757 (CPP_DEFAULT_SPEC): Delete.
8758 * config/rs6000/aix51.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
8759 (CPLUSPLUS_CPP_SPEC): Likewise.
8760 (CPP_CPU_SPEC): Delete.
8761 (CPP_DEFAULT_SPEC): Delete.
8762 * config/rs6000/aix43.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
8763 (CPLUSPLUS_CPP_SPEC): Likewise.
8764 (CPP_CPU_SPEC): Delete.
8765 (CPP_DEFAULT_SPEC): Delete.
8766 * config/rs6000/aix41.h (CPP_SPEC): Remove cpp_cpu.
8767 (CPP_DEFAULT_SPEC): Delete.
8768 * config/rs6000/aix.h (CPP_SPEC): Remove cpp_cpu.
8769 (CPP_DEFAULT_SPEC): Delete.
8770
fc5c400a
GK		 8771 * doc/gty.texi: Small updates.
8772
13f0d49c
GDR		 87732002-06-12 Gabriel Dos Reis <gdr@codesourcery.com>
8774
8775 * objc/objc-act.c (warn_with_ivar): Adjust calls to
8776 diagnostic_count_error.
8777 (warn_with_method): Likewise.
8778
8779 * diagnostic.h (warnings_are_errors_message): New field of
8780 diagnostic_context.
8781 (diagnostic_count_error): Rename to diagnostic_count_diagnostic to
8782 match semantics.
8783 * diagnostic.c: Adjust calls to diagnostic_count_error through out.
8784 (diagnostic_count_diagnostic): Make aware of other kinds of
1c0ca89d 8785 diagnostics.
13f0d49c
GDR		 8786 (diagnostic_initialize): Initialize warnings_are_errors_message field.
8787
0797e472
TT		 87882002-06-11 Tom Tromey <tromey@redhat.com>
8789
8790 For PR java/6520:
8791 * fold-const.c (fold_convert): Don't modify existing tree's type.
8792
f288d4aa
GK		 87932002-06-11 Geoffrey Keating <geoffk@redhat.com>
8794
8795 * config/rs6000/ppc-asm.h: Remove some Windows NT leftovers.
8796
d27bab4c
RH		 87972002-06-11 Richard Henderson <rth@redhat.com>
8798
8799 * caller-save.c (init_caller_save): Clear INSN_CODE each iteration.
8800
bc2a8f08
RH		 88012002-06-11 Richard Henderson <rth@redhat.com>
8802
1c0ca89d 8803 * defaults.h (EH_FRAME_SECTION_NAME): Don't define if
bc2a8f08
RH		 8804 DWARF2_UNWIND_INFO is false.
8805
b217ec1b
BW		 88062002-06-11 Bob Wilson <bob.wilson@acm.org>
8807
8808 * config/xtensa/t-xtensa (LIBGCC1_TEST, CROSS_LIBGCC1): Delete.
8809
11819f80
UW		 8810 * config/s390/s390.c (emit_prologue): gen_store_multiple
8811 returns an insn now, not a pattern.
8812
c2727579
RO		 88132002-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8814
8815 * Makefile.in (gccinstall.dvi): Pass absolute pathnames to
8816 $(TEXI2DVI) -o.
8817
285464d0
JH		 8818Tue Jun 11 21:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
8819
8820 * i386.c (x86_promote_QImode): Set for Athlon
8821 (x86_fast_prefix): New global variable.
8822 (x86_arch_always_fancy_math_387): Fix formating.
8823 * i386.h (x86_fast_prefix): Declare
8824 (TARGET_FAST_PREFIX): define.
8825 * i386.md (and to strict_low_part, HI to SI
8826 promoting splitter): Use new macro.
8827
8828 * i386.h (RTX_COSTS): float_extend is not for free for SSE.
8829
1bb1f121
ZW		 88302002-06-11 Zack Weinberg <zack@codesourcery.com>
8831
8832 * Makefile.in (distclean): Delete junk left in testsuite
8833 directory, too.
8834
88c65786
JL		 88352002-06-11 Jeffrey Law <law@redhat.com>
8836
c6a3fcf0
JL		 8837 * emit-rtl.c (try_split): Use INSN_LAST, not LAST_INSN to get the
8838 last insn created by the splitter.
8839
0db79a6b
JL		 8840 * caller-save.c (init_caller_save): Move creation of SAVEINSN
8841 and RESTINSN into into the scope of the sequence.
8842
47eb2ca8
JL		 8843 * mips.c (mips_expand_prologue): Use emit_jump_insn for trivial
8844 RETURN insns.
8845
603b4b92
JL		 8846 * loop.c (loop_regs_scan): Avoid useless generation of REG objects.
8847
88c65786
JL		 8848 * mips.c (function_arg_advance): gen_ashldi3 returns an INSN now,
8849 not the pattern. So extract the pattern from the insn.
882c7223
JL		 8850
8851 * mips.c (embedded_pic_fnaddr_reg): Fix typo.
8852
df14489a
UW		 88532002-06-11 Ulrich Weigand <uweigand@de.ibm.com>
8854
8855 * config/s390/s390.md (movsi): Only use floating point
8856 register alternatives when operands are already fprs.
8857 (movdi_31, movdi_64): Likewise.
8858
6f9703af
DM		 88592002-06-11 David S. Miller <davem@redhat.com>
8860
8861 * emit-rtl.c (try_split): Do not abort on non-INSN_P.
8862 Only run RTX equality checks on INSN_P rtl.
8863
b2ccb744
UW		 88642002-06-11 Ulrich Weigand <uweigand@de.ibm.com>
8865
8866 * config/s390/s390.md (reload_base, ltorg): Remove.
1c0ca89d 8867 * s390.c (s390_stop_dump_lit_p, s390_dump_literal_pool,
b2ccb744 8868 s390_asm_output_pool_prologue, s390_pool_start_insn): Remove.
1c0ca89d 8869 * s390-protos.h (s390_stop_dump_lit_p, s390_dump_literal_pool,
b2ccb744
UW		 8870 s390_asm_output_pool_prologue): Likewise.
8871 * s390.h (s390_pool_start_insn): Likewise.
8872
1c0ca89d 8873 * s390.c (s390_output_symbolic_const): Remove support for
b2ccb744
UW		 8874 old-style pool chunks.
8875 (s390_function_epilogue): Likewise.
1c0ca89d 8876 (s390_output_constant_pool): Likewise. Also, fix incorrect
b2ccb744
UW		 8877 alignment for 64-bit literal pools.
8878 (print_operand_address): Remove 'y' and 'Y' format flags.
1c0ca89d 8879 * s390.h (ASM_OUTPUT_POOL_PROLOGUE): Remove support for
b2ccb744
UW		 8880 old-style pool chunks.
8881 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
8882 (ASM_OUTPUT_POOL_EPILOGUE): Remove.
8883 (S390_CHUNK_MAX, S390_CHUNK_OV, S390_POOL_MAX): Remove.
8884
8885 * s390.c (consttable_operand): New function.
8886 * s390-protos.h (consttable_operand): Declare it.
8887 * s390.h (PREDICATE_CODES): Add consttable_operand.
1c0ca89d
ZW		 8888 * s390.md (consttable_qi, consttable_hi, consttable_si, consttable_di,
8889 consttable_sf, consttable_df, pool_start_31, pool_end_31,
b2ccb744
UW		 8890 pool_start_64, pool_end_64, reload_base, reload_base2): New insns.
8891 * s390.c (struct constant, struct constant_pool): New data types.
8892 (constant_modes, gen_consttable): New variables.
1c0ca89d 8893 (s390_start_pool, s390_end_pool, s390_add_pool,
b2ccb744 8894 s390_dump_pool, s390_free_pool): New functions.
1c0ca89d 8895 (s390_chunkify_pool): Completely reimplement literal pool
b2ccb744
UW		 8896 overflow handling.
8897
8898 * s390.c (s390_pool_overflow): New variable.
8899 * s390.h (s390_pool_overflow): Declare it.
1c0ca89d 8900 * s390.md (cjump, icjump): Use it to adapt length for out-of-range
b2ccb744
UW		 8901 jumps in literal pool overflow situations.
8902
8903 * s390.c (s390_decompose_address): Accept new-style pool chunk offsets.
1c0ca89d 8904 (s390_frame_info): Account for possible use of RETURN_REGNUM
b2ccb744
UW		 8905 by new literal pool overflow code.
8906 (s390_emit_prologue): Likewise.
8907
2f937369
DM		 89082002-06-05 David S. Miller <davem@redhat.com>
8909
8910 Delete SEQUENCE rtl usage outside of reorg and ssa passes.
8911 * rtl.h (gen_sequence, emit_insns, emit_insns_before,
8912 emit_insns_before_scope, emit_insns_after,
8913 emit_insns_after_scope): Delete declaration.
8914 * ada/misc.c (insert_code_for): Use emit_insn* instead of
8915 emit_insns_foo.
8916 * config/alpha/alpha.c (alpha_set_memflags_1): Abort on SEQUENCE.
8917 (alpha_set_memflags): Fix comment.
8918 (set_frame_related_p): Use get_insns instead of gen_sequence.
8919 * config/alpha/alpha.md (setjmp receiver splitter): Avoid
8920 emitting no insns.
8921 * config/arm/arm.c (arm_finalize_pic): Use get_insns instead of
8922 gen_sequence.
8923 (arm_gen_load_multiple, arm_gen_store_multiple): Likewise.
8924 * config/fr30/fr30.c (fr30_move_double): Likewise.
8925 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_movstr):
8926 Likewise.
8927 * config/ia64/ia64.c (spill_restore_mem): Likewise.
8928 * config/ia64/ia64.md (conditional move spliiter): Avoid emitting
8929 no insns.
8930 * config/m32r/m32r.c (gen_split_move_double): Use get_insns
8931 instead of gen_sequence.
8932 * config/mips/mips.c (embedded_pic_fnaddr_reg): Likewise.
8933 (mips_expand_prologue, mips16_gp_pseudo_reg): Likewise.
8934 * config/sh/sh.c (sh_need_epilogue): Likewise.
8935 * config/sparc/sparc.md (current_function_calls_alloca, flat): New
8936 attributes.
8937 (setjmp pattern and split): Use them to avoid splitter which emits
8938 no RTL.
8939 * genattrtab.c (main): Emit include of function.h
8940 * config/stormy16/stormy16.c (xstormy16_split_cbranch): Use
8941 get_insns instead of gen_sequence.
8942 * config/cris/cris.c (cris_split_movdx): Likewise.
8943 * emit-rtl.c (emit_insns*): Kill.
8944 (try_split): Expect insn list instead of SEQUENCE.
8945 (make_jump_insn_raw, make_call_insn_raw): Fix comments.
8946 (emit_*insn*): Reimplement to work with INSN lists and PATTERNs.
8947 Make them abort if a SEQUENCE is given and RTL checking is
8948 enabled.
8949 (emit_*_scope): Don't forget to set scope on final insn.
8950 (gen_sequence): Move from here...
8951 * ssa.c (gen_sequence): To here as private function.
8952 * builtins.c (expand_builtin_apply_args): Use emit_insn_foo, fix
8953 comments.
8954 (expand_builtin_return, expand_builtin_mathfn): Likewise.
8955 (expand_builtin_strlen): Use get_insns instead of gen_sequence.
8956 (expand_builtin_saveregs): Use emit_insn_foo, fix comments.
8957 (expand_builtin_expect_jump): Use get_insns and fix comments.
8958 * calls.c (try_to_integrate): Use emit_insn_foo.
8959 (expand_call, emit_library_call_value_1): Likewise.
8960 * expr.c (emit_queue): Handle insn lists instead of SEQUENCE.
8961 (emit_move_insn_1): Use get_insns instead of gen_sequence.
8962 (expand_expr): Use emit_insn_foo.
8963 * cfgrtl.c (commit_one_edge_insertion): Use emit_insn_foo.
8964 * except.c (build_post_landing_pads): Likewise.
8965 * flow.c (attempt_auto_inc): Likewise.
8966 * stmt.c (expand_fixup, fixup_gotos, expand_nl_handler_label,
8967 expand_nl_goto_receivers, expand_decl_cleanup): Likewise.
8968 * function.c (fixup_var_refs_insn): Use get_insns instead of
8969 gen_sequence.
8970 (fixup_var_refs_1): Likewise and expect insn list from gen_foo.
8971 (fixup_memory_subreg): Use get_insns instead of gen_sequence.
8972 (fixup_stack_1, purge_addressof_1, expand_main_function,
8973 get_arg_pointer_save_area): Likewise.
8974 (optimize_bit_field, instantiate_virtual_regs_1, assign_parms,
8975 expand_function_end): Use emit_insn_foo.
8976 (record_insns, keep_stack_depressed): Work with insn list instead
8977 of SEQUENCE, fix comments.
8978 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag,
8979 noce_try_store_flag_constants, noce_try_store_flag_inc,
8980 noce_try_store_flag_mask, noce_emit_cmove, noce_try_cmove_arith,
8981 noce_try_minmax, noce_try_abs): Use emit_insn_foo.
8982 (noce_process_if_block): Use get_insns instead of gen_sequence.
8983 * optabs.c (add_equal_note): Work with insn list, fix comments.
8984 (expand_binop): Expect insn list from GEN_FCN(), use emit_insn_foo.
8985 (expand_unop, expand_complex_abs, expand_unop_insn,
8986 expand_no_conflict_block): Likewise.
8987 (gen_move_insn): Use get_insns instead of gen_sequence.
8988 (gen_cond_trap): Likewise.
8989 * integrate.c (copy_rtx_and_substitute): Likewise.
8990 (emit_initial_value_sets): Use emit_insn_foo.
8991 * reload1.c (emit_output_reload_insns, emit_reload_insns): Likewise.
8992 (fixup_abnormal_edges): Avoid losing REG_NOTES more intelligently
8993 now that RTL generators give insn lists.
8994 * sibcall.c (replace_call_placeholder): Use emit_insn_foo.
8995 * doloop.c (doloop_modify, doloop_modify_runtime): Use get_insns
8996 instead of gen_sequence.
8997 (doloop_optimize): Work with insn lists instead of SEQUENCE rtl.
8998 * explow.c (emit_stack_save, emit_stack_restore): Use get_insns
8999 instead of gen_sequence.
9000 * loop.c (move_movables, emit_prefetch_instructions,
9001 gen_add_mult, check_dbra_loop, gen_load_of_final_value):
9002 Likewise.
9003 (loop_regs_update): Work with insn list instead of SEQUENCE rtl.
9004 (product_cheap_p): Likewise, and add commentary about RTL wastage
9005 here.
9006 * lcm.c (optimize_mode_switching): Use get_insns instead of
9007 gen_sequence.
9008 * profile.c (gen_edge_profiler): Likewise.
9009 * regmove.c (copy_src_to_dest): Likewise.
9010 * reg-stack.c (compensate_edge): Likewise and fix comment.
9011 * gcse.c (process_insert_insn): Likewise.
9012 (insert_insn_end_bb): Work with insn list instead of SEQUENCE rtl.
9013 * jump.c (delete_prior_computation): Update comment.
9014 * genemit.c (gen_expand, gen_split, main): Use get_insns instead
9015 of gen_sequence, update comments to match.
9016 * recog.c (peephole2_optimize): Work with insn lists instead of
9017 SEQUENCE rtl.
9018 * sched-vis.c (print_pattern): Abort on SEQUENCE.
9019 * unroll.c (unroll_loop, find_splittable_givs, final_giv_value):
9020 Use get_insns instead of gen_sequence.
9021 (copy_loop_body): Likewise and don't emit dummy NOTE.
9022 * genrecog.c: Don't mention SEQUENCE rtl in comments.
9023 * combine.c (try_combine): Expect insn lists from split generator.
9024 * reorg.c (relax_delay_slots): Emit SEQUENCE into insn list by
9025 hand.
1c0ca89d 9026
43cf10b5
RS		 90272002-06-11 Roger Sayle <roger@eyesopen.com>
9028 Andreas Jaeger <aj@suse.de>
9029
9030 * cfgbuild.c: Update copyright years.
9031
1062f15a
AS		 90322002-06-11 Andreas Schwab <schwab@suse.de>
9033
1c0ca89d 9034 * config/m68k/m68k.h (PREDICATE_CODES): Define.
1062f15a 9035
ce3649d2
EC		 90362002-06-11 Eric Christopher <echristo@redhat.com>
9037
9038 * doc/tm.texi (Run-time Target): Add comment about flag_iso
9039 and strict ANSI.
9040 * config/mips/ecoff.h (CPP_PREDEFINES): Remove.
9041 * config/mips/ecoffl.h: Ditto.
9042 * config/mips/elf64.h (SUBTARGET_CPP_SPEC): Remove.
9043 (CPP_PREDEFINES): Ditto.
9044 * config/mips/elfl64.h: Ditto.
9045 * config/mips/elfl.h: Ditto.
9046 * config/mips/iris3.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): #if 0
9047 out until irix header consolidation.
9048 * config/mips/iris5.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): Replace
9049 with SUBTARGET_OS_CPP_BUILTINS.
9050 * config/mips/iris6.h: Ditto.
9051 (CPLUSPLUS_CPP_SPEC): Remove.
9052 * config/mips/linux.h: Ditto.
9053 * config/mips/netbsd.h: Ditto.
9054 * config/mips/openbsd.h: Ditto.
9055 * config/mips/rtems.h: Ditto.
9056 * config/mips/rtems64.h: Ditto.
9057 * config/mips/sni-svr4.h: Ditto.
9058 * config/mips/mips.h (ISA_MIPS1, ISA_MIPS2, ISA_MIPS3, ISA_MIPS4,
9059 ISA_MIPS32, ISA_MIPS64): New defines.
9060 (GENERATE_MULT3_SI, HAVE_SQRT_P, ISA_HAS_64BIT_REGS,
9061 ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE, ISA_HAS_8CC, ISA_HAS_FP4,
9062 ISA_HAS_COND_TRAP, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
9063 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Use.
9064 (TARGET_CPU_CPP_BUILTINS): Define.
9065 (CPP_PREDEFINES, LONG_MAX_SPEC, CPP_FPR_SPEC, CPP_SPEC): Remove.
9066 * config/mips/mips.md (mulsi3_mult3): Use ISA_MIPS32/64.
9067 (movdicc): Remove check for ISA_MIPS32.
9068 (bunordered, bordered, bungt, bunlt, buneq, bunge, bunle,
9069 sunordered_df, sunordered_sf, sordered_df, sordered_sf,
9070 sunlt_df, sunlt_sf, sungt_df, sungt_sf, suneq_df, suneq_sf, sunge_df,
9071 sunge_sf, sunle_df, sunle_sf): New patterns.
9072
bc3437ba
NB		 90732002-06-11 Neil Booth <neil@daikokuya.demon.co.uk>
9074
9075 * Makefile.in: Update cppmain.o.
9076 * cpphash.h (struct cpp_reader): Move some members to a
9077 nested structure.
9078 (trad_line): Rename saved_line.
9079 (_cpp_read_logical_line_trad): Update.
9080 (_cpp_remove_overlay): New.
9081 * cppinit.c (cpp_create_reader): No need to set saved_line.
9082 (cpp_destroy): Update.
9083 (cpp_read_main_file): Only overlay if compiling.
9084 * cpplex.c (continue_after_nul): Return false if in directive.
9085 * cpplib.c (EXPAND): New.
9086 (directive_table, SEEN_EOL): Update.
9087 (end_directive): Remove overlay if traditional; don't skip
9088 line in traditional #define.
9089 (prepare_directive_trad): New.
9090 (_cpp_handle_directive, run_directive): Update for traditional
9091 directives.
9092 (lex_macro_node): Simplify, don't use lex_identifier_trad.
9093 * cpplib.h (struct options): Add preprocess_only.
9094 * cppmain.c: Don't include intl.h.
9095 (cpp_preprocess_file): Set options->preprocess_only.
9096 (scan_translation_unit_trad): Fix, and print line numbers.
9097 * cpptrad.c (check_output_buffer, lex_identifier, scan_parameters,
9098 maybe_start_funlike, scan_out_logical_line, replace_args_and_push,
9099 save_replacement_text, _cpp_create_trad_definition): Update for
9100 variable renaming.
9101 (_cpp_overlay_buffer): Save line number.
9102 (_cpp_remove_overlay): Rename from restore_buff, restore line.
9103 (_cpp_read_logical_line_trad): Don't handle overlays here.
9104 (scan_out_logical_line): Process directives.
9105
b25bb36a
DS		 91062002-06-11 Danny Smith <dannysmith@users.sourforge.net>
9107
9108 * gthr-win32.h: Wrap functions in extern "C".
9109 (__gthread_key_t): Typedef as unsigned long,
9110 not win32 DWORD.
9111 (__GTHREAD_ONCE_INIT): Use 0, not win32 FALSE.
9112 (__gthread_mutex_t): Typedef as void*, not win32 HANDLE.
9113 (__gthr_win32_once, __gthr_win32_key_create,
9114 __gthr_win32_key_delete, __gthr_win32_getspecific,
9115 __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
9116 __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
9117 __gthr_win32_mutex_unlock): Declare.
9118 (__gthread_once,__gthread_key_create,
9119 __gthread_key_delete, __gthread_getspecific,
9120 __gthread_setspecific, __gthread_mutex_init_function,
9121 __gthread_mutex_lock,__gthread_mutex_trylock,
9122 __gthread_mutex_unlock): Call corresponding
9123 __gthr_win32_* extern implementations if #defined
9124 __GTHREAD_HIDE_WIN32API.
9125 * config/i386/t-mingw32 (LIB2FUNCS_EXTRA): Set to
ce3649d2 9126 $(srcdir)/config/i386/gthr-win32.c
b25bb36a
DS		 9127 * config/i386/gthr-win32.c: New implementation file.
9128 (__gthr_win32_once, __gthr_win32_key_create,
9129 __gthr_win32_key_delete, __gthr_win32_getspecific,
9130 __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
9131 __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
9132 __gthr_win32_mutex_unlock): New functions, based on
9133 static inlines in gthr-win32.h.
9134
a69c385e
BW		 91352002-06-10 Bob Wilson <bob.wilson@acm.org>
9136
9137 * config/xtensa/xtensa.c (override_options): Don't warn about
9138 using -fpic or -fPIC when PIC is enabled by default.
9139
e654730d
RS		 91402002-06-10 Roger Sayle <roger@eyesopen.com>
9141
9142 * toplev.c (rest_of_compilation): Revert flag_if_conversion change.
9143
a5381466
ZW		 91442002-06-10 Zack Weinberg <zack@codesourcery.com>
9145
9146 * Makefile.in (MACHMODE_H): Add @extra_modes_file@.
ce3649d2 9147 * configure.in: If $srcdir/config/${cpu_type}/${cpu_type}-modes.def
a5381466
ZW		 9148 exists, substitute its pathname as @extra_modes_file@, define
9149 EXTRA_MODES_FILE to be an appropriate string to #include it
9150 with, and define EXTRA_CC_MODES to 1.
9151
9152 * machmode.def: Update comments. Include EXTRA_MODES_FILE if
9153 it's defined. Get rid of redundancy in calling sequence for
9154 CC; don't use it to define CCmode, to avoid a warning.
9155 * libgcc2.c: Include symcat.h for the sake of machmode.def.
9156
9157 * arc-modes.def, arm-modes.def, c4x-modes.def, i386-modes.def,
9158 i960-modes.def, ia64-modes.def, m88k-modes.def, mmix-modes.def,
9159 pa-modes.def, pdp11-modes.def, rs6000-modes.def, sparc-modes.def:
9160 New files.
9161 * arc.h, arm.h, c4x.h, i386.h, i960.h, ia64.h, m88k.h, mmix.h,
9162 pa.h, pdp11.h, rs6000.h, sparc.h: Don't define EXTRA_CC_MODES.
9163
9164 * doc/sourcebuild.texi, doc/tm.texi: Document new scheme for
9165 defining extra CC modes.
9166
852c6ec7
RS		 91672002-06-10 Roger Sayle <roger@eyesopen.com>
9168 Andreas Jaeger <aj@suse.de>
9169
9170 * cfgrtl.c (create_basic_block_structure): Remove index argument
9171 and use last_basic_block++ instead. (create_basic_block): Update.
9172 * cfgbuild.c (find_basic_blocks_1): Likewise.
9173
9174 * cfgrtl.c (compute_bb_for_insn): Remove unused "max" argument.
9175 * haifa-sched.c (sched_init): Update compute_bb_for_insn caller.
9176 * sched-ebb.c (schedule_ebbs): Likewise.
9177 * sched-rgn.c (schedule_insns): Likewise.
9178 * ssa-ccp.c (ssa_const_prop): Likewise.
9179 * ssa-dcs.c (ssa_eliminate_dead_code): Likewise.
9180 * toplev.c (rest_of_compilation): Likewise.
9181 * config/ia64/ia64.c (ia64_reorg): Likewise.
9182
60c86d4e
RS		 91832002-06-10 Roger Sayle <roger@eyesopen.com>
9184
9185 * simplify-rtx.c (simplify_replace_rtx): Allow replacement
9186 of matching registers.
9187
9543a9d2
RS		 91882002-06-10 Roger Sayle <roger@eyesopen.com>
9189
9190 * toplev.c (rest_of_compilation): Disable early if-conversion pass.
9191 * gcse.c (bypass_conditional_jumps): Fix typo in setcc test.
9192
38e18619
HPN		 91932002-06-10 Hans-Peter Nilsson <hp@bitrange.com>
9194
9195 * config/mmix/mmix.h: Improve comments.
9196 (CPP_SPEC, CPP_PREDEFINES): Don't define.
9197 (TARGET_CPU_CPP_BUILTINS): Define.
9198 (CANONICALIZE_COMPARISON): Don't define, replace with comment.
9199 (PREDICATE_CODES) <"mmix_reg_or_8bit_or_256_operand">: Remove
9200 unused predicate.
9201 * config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Add cast to avoid
9202 compiler warning.
9203 (mmix_constant_address_p): Remove another
9204 redundant test before case.
9205 (mmix_canonicalize_comparison): Remove unused function.
9206 (mmix_print_operand_address): Don't test and adjust for operand in
9207 non-canonical format.
9208 (mmix_reg_or_8bit_or_256_operand): Remove unused predicate.
9209 (mmix_gen_compare_reg): Don't use CANONICALIZE_COMPARISON.
9210
ac17cd8f
ZW		 92112002-06-10 Zack Weinberg <zack@codesourcery.com>
9212
9213 * config/m32r/m32r.h: Don't define SELECT_CC_MODE.
9214 * config/m32r/m32r-protos.h: Don't prototype m32r_select_cc_mode.
9215 * config/m32r/m32r.c: Don't define m32r_select_cc_mode.
9216 (gen_compare): Use CCmode unconditionally.
9217
7b668f9e
JJ		 92182002-06-10 Jakub Jelinek <jakub@redhat.com>
9219
9220 PR optimization/6759
9221 * cse.c (cse_insn): Fold src_eqv just once, store it folded back into
9222 the REQ_EQUAL note.
9223
85d49058
JJ		 92242002-06-10 Jakub Jelinek <jakub@redhat.com>
9225
9226 PR c/6660
9227 * c-decl.c (grokfield): Allow user defined types if they declare
9228 structs or unions for unnamed fields.
9229
50f30e6b
JJ		 92302002-06-10 Jakub Jelinek <jakub@redhat.com>
9231
9232 PR c/6809
9233 * print-rtl.c (print_mem_expr): Don't crash on unnamed fields.
9234
156755ac
JJ		 92352002-06-10 Jakub Jelinek <jakub@redhat.com>
9236
9237 PR optimization/6842
9238 * combine.c (combine_simplify_rtx) [SUBREG]: Don't ICE if VOIDmode
9239 operand subreg cannot be simplified.
9240
5d056e9b
JJ		 92412002-06-10 Jakub Jelinek <jakub@redhat.com>
9242
9243 * varasm.c (const_hash): Handle FDESC_EXPR like ADDR_EXPR.
9244 (compare_constant): Likewise.
9245 (output_addressed_constants): Likewise.
9246
2bf87216
JJ		 92472002-06-10 Jakub Jelinek <jakub@redhat.com>
9248
9249 * cfgcleanup.c (try_optimize_cfg): Make sure merge_blocks doesn't
9250 merge bb with itself.
9251
135fd2d8
RH		 92522002-06-10 Richard Henderson <rth@redhat.com>
9253
9254 * config/alpha/alpha.md (builtin_zap): Fix thinkos expanding mask.
9255 (builtin_zapnot): Likewise.
9256
9257 * config/alpha/ev5.md: Don't combine shift and mvi insns in one
9258 reservation.
9259
fce5a9f2
EC		 92602002-06-10 Eric Christopher <echristo@redhat.com>
9261
9262 * config/i386/i386.c (ix86_osf_output_function_prologue): Remove
9263 prototype and function.
9264 (TARGET_ASM_FUNCTION_PROLOGUE): Remove OSF version.
9265 (call_insn_operand): Remove half pic references.
9266 (legitimate_address_p): Ditto.
9267 * config/i386/i386.h: Remove half pic defines.
9268
95b1627e
EC		 92692002-06-10 Eric Christopher <echristo@redhat.com>
9270
9271 * doc/extend.texi (Return Address): Add note explaining the side-
9272 effects of inlining on __builtin_return_address.
9273
aea185b3
TT		 92742002-06-10 Tom Tromey <tromey@redhat.com>
9275
9276 * Makefile.in (LANGHOOKS_DEF_H): Include langhooks-def.h.
9277 (c-common.o): Depend on langhooks.h.
9278
afb03408
NB		 92792002-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
9280
9281 * cpphash.h (_cpp_read_logical_line_trad,
9282 _cpp_expansions_different_trad): Update prototypes.
9283 * cpplex.c (continue_after_nul): New.
9284 * cppmain.c: Include cpphash.h.
9285 (scan_translation_unit_trad): New.
9286 (cpp_preprocess_file): Call it.
9287 * cpptrad.c (_cpp_read_logical_line_trad): Take new parameter
9288 overlay.
9289 (_cpp_expansions_different_trad): Update prototype.
9290
2754d3c5
R		 9291Mon Jun 10 18:02:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
9292
9293 Fix cfi generation for SH[1-4]:
9294
9295 * sh.c (frame_insn): New function.
9296 (output_stack_adjust): Add parameter emit_fn. All callers changed.
9297 (push): Now returns rtx. Use frame_insn.
9298 (sh_expand_prologue): Clear RTX_FRAME_RELATED_P for second push
9299 of a DF register.
9300 * sh.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_RETURN_COLUMN): Define.
9301
ad854f24
ZW		 93022002-06-10 Zack Weinberg <zack@codesourcery.com>
9303
9304 * Makefile.in (STAGESTUFF): Add s-gtype, gt-*.h, gtype-*.h,
9305 and gtype-desc.c.
9306 (mostlyclean): Delete specs.h, options.h, gencheck.h here...
9307 (distclean): ... not here. But do delete all testsuite/*.log,
9308 testsuite/*.sum files here. Delete mkheaders. Delete
9309 po/*.gmo and the testsuite directory in a split tree build.
9310
bf1660a6
JL		 93112002-06-10 Jeffrey Law <law@redhat.com>
9312
9313 * alias.c (static_reg_base_value): New to hold RTL for
9314 items allocated once per function for the aliasing code.
9315 (init_alias_once_per_function): Initialize static_reg_base_value.
9316 (init_alias_analysis): Avoid throw-away allocations of RTL by
9317 using pre-computed values in static_reg_base_value.
9318 * function.c (prepare_function_start): Call
9319 init_alias_once_per_function appropriately.
9320 * rtl.h (init_alias_once_per_function): Declare.
9321 * caller-save (init_caller_save): Restructure slightly to
9322 avoid lots of silly RTL generation.
9323 * expr.c (init_expr_once): Likewise.
9324 * reload1.c (reload_cse_regs_1): Allocate throw-away register
9325 RTL object here. Pass it into children.
9326 (reload_cse_simplify_operands): Use passed-in register RTL
9327 object.
9328 (reload_cse_simplify): Pass through throw-away register
9329 RTL object.
9330
8dc58484 93312002-06-10 Daniel Berlin <dberlin@dberlin.org>
ad854f24 9332
8dc58484
DB		 9333 * Makefile.in (ssa.o): Add dependency on $(RTL_H), which was missing.
9334
ea16b5ee
RS		 93352002-06-10 Richard Sandiford <rsandifo@redhat.com>
9336
9337 * gcc.c (process_command): Avoid assignment to read-only location.
9338 Fix sizeof calculation.
9339
6618c5d4
NB		 93402002-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
9341
9342 * cpphash.h (struct cpp_macro): Put comments on their own lines.
9343 (_cpp_expansions_different_trad): New.
9344 * cppmacro.c (warn_of_redefinition): Fix for traditional case.
9345 * cpptrad.c (canonicalize_text): New.
9346 (scan_out_logical_line): Handle no arguments correctly.
9347 (save_replacement_text): Commit memory when finished.
9348 (_cpp_expansions_different_trad): New.
9349
96e3ac4f
TJ		 93502002-06-10 Tim Josling <tej@melbpc.org.au>
9351
9352 * gengtype.c (unnamed enum containing BASE_FILE_*): Add languages
9353 TREELANG and COBOL.
9354 (lang_names): Add treelang and cobol.
9355 (get_file_basename): Add code to support treelang and cobol as
9356 4th and 5th users of c-common.c.
9357
37a4aa31
GK		 93582002-06-09 Geoffrey Keating <geoffk@redhat.com>
9359
9360 * Makefile.in (install-driver): Install driver as
9361 $(target_alias)-gcc-$(version).
9362 * gcc.c (spec_version): Make const.
9363 (process_command): Handle -V and -b by using exec.
9364 * doc/invoke.texi (Target Options): Restore -V option,
9365 update docs for -b option.
9366
02ef40d9
TJ		 93672002-06-10 Tim Josling <tej@melbpc.org.au>
9368
ad854f24
ZW		 9369 * configure.in (remaining_languages_check):
9370 Added check that all languages specified were found.
8d9afc4e 9371 Exit if not found. Previous behavior was silent failure.
02ef40d9
TJ		 9372 * configure: Regenerated.
9373
b38b97c4 93742002-06-10 Tim Josling <tej@melbpc.org.au>
ad854f24 9375
1c0ca89d 9376 First steps to making treelang documentation compliant, based on
b38b97c4
TJ		 9377 instructions in sourcebuild.texi. Also add to gcc.c list of
9378 default languages.
ad854f24 9379
b38b97c4
TJ		 9380 * doc/contrib.texi: Add self as contributor of treelang.
9381
9382 * doc/frontends.texi: Add mention of treelang.
9383
9384 * doc/invoke.texi (Overall Options): Add mention of treelang.
9385
9386 * doc/standards.texi: Add mention of treelang.
9387
ae9dbf1f
HPN		 93882002-06-09 Hans-Peter Nilsson <hp@axis.com>
9389
9390 * config/cris/cris.c: Include ggc.h
9391
1ce676a0
NB		 93922002-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
9393
9394 * cpphash.h (_cpp_push_text_context): Update.
9395 (_cpp_arguments_ok): New.
9396 * cppmacro.c (_cpp_arguments_ok): New, split out from...
9397 (collect_args): ...here.
9398 (_cpp_push_text_context): Change inputs.
9399 * cpptrad.c (struct fun_macro, maybe_start_funlike, save_argument,
9400 replace_args_and_push): New.
9401 (lex_identifier, _cpp_lex_identifier_trad, scan_parameters):
9402 Don't use IS macros directly.
9403 (scan_out_logical_line): Handle function-like macro argument
9404 collection.
9405 (push_replacement_text): Update.
9406 (replacement_length): Remove.
9407 (_cpp_create_trad_definition): Don't skip whitespace before
9408 checking for '('.
9409
25f2e176
MM		 94102002-06-09 Marek Michalkiewicz <marekm@amelek.gda.pl>
9411
9412 * config/avr/avr.c (avr_mcu_types): Update for new devices.
9413 * config/avr/avr.h (TARGET_SWITCHES, AVR_MEGA): Add -mshort-calls.
9414 (LINK_SPEC, CRT_BINUTILS_SPECS): Update for new devices.
9415 * config/avr/avr.md ("type" and "length" attributes): New type
9416 "xcall", length 1 or 2 if AVR_MEGA. Use in all patterns that
9417 output a single "call" or "rcall" insn depending on device size.
9418 * config/avr/t-avr (MULTILIB_MATCHES): Update for new devices.
9419
309323c2
DE		 94202002-06-09 David Edelsohn <edelsohn@gnu.org>
9421
9422 * config/rs6000/{aix43.h,aix5.1} (ASM_CPU_SPEC): Add power3
9423 synonym for 630. Add power4. Remove embedded processors. Use -m604
9424 assembler option.
9425 (CPP_CPU_SPEC): Add power3 and power4.
9426 (PROCESSOR_DEFAULT): Change to 604e.
9427 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Similar additions.
9428 (CPP_CPU_SPEC): Similar additions.
9429 (enum process_type): Add POWER4.
9430 (RTX_COSTS): Add POWER4.
9431 (CPP_CPU_SPEC): Similar additions.
9432 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
6ef0903d 9433 (PROCESSOR_DEFAULT64): Define.
309323c2
DE		 9434 * config/rs6000/rs6000.c (rs6000_override_options): Add power4.
9435 (rs6000_adjust_cost): Add 603, 604, 604e, 620, 630, Power4 to
9436 branch adjustment.
9437 (rs6000_issue_rate): Add Power4.
9438 * config/rs6000/rs6000.md (cpu attr): Add power4.
9439 (iu compare): Remove 604, 604e, 620, 630.
9440 Add basic Power4 scheduling information.
9441 (mfcr/mtcrf): Change type attribute to cr_logical.
9442
1f8e4682
KG		 94432002-06-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9444
57d80297
KG		 9445 * gengtype.h (error_at_line): Use PARAMS, not VPARAMS. Add
9446 ATTRIBUTE_PRINTF_2.
9447 * gengtype-lex.l: Fix format specifier warning.
9448
1f8e4682
KG		 9449 * genautomata.c: Don't include ctype.h or limits.h. Use ISSPACE,
9450 not isspace.
9451 * gengtype-lex.l: Don't include ctype.h and use ISSPACE/ISIDNUM in
9452 lieu of isspace/IDchar.
9453 * gengtype.c: Likewise for ctype.h and ISALNUM vs isalnum.
9454 * read-rtl.c: Likewise for ctype.h. Don't define ISDIGIT or
9455 ISSPACE.
9456
5a9ee623
ZW		 94572002-06-08 Zack Weinberg <zack@codesourcery.com>
9458
9459 * Makefile.in (LIBCPP_OBJS): Take out version.o.
9460 * cpphash.h (cpp_reader): Take out print_version member.
9461 * cppinit.c: (cpp_handle_option): Don't do anything with
9462 -version. Just set help_only for --version, --target-help.
9463 Just set verbose option for -v.
9464 (cpp_post_options): Don't print a version string.
9465
c16e5a35
MM		 94662002-06-08 Marek Michalkiewicz <marekm@amelek.gda.pl>
9467
9468 * config/avr/avr.c (TARGET_SECTION_TYPE_FLAGS): New.
9469 (avr_section_type_flags): New, handle .noinit* sections.
9470
79bc889e
JT		 94712002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
9472
9473 * config/sh/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): Define
9474 and include netbsd_entry_point.
9475 (SUBTARGET_LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
9476 (NETBSD_ENTRY_POINT): Define.
9477
6a79bb0a
JT		 94782002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
9479
9480 * config/sh/sh.h (SUBTARGET_EXTRA_SPECS): Define empty
5a9ee623 9481 if not already defined.
6a79bb0a
JT		 9482 (EXTRA_SPECS): Add SUBTARGET_EXTRA_SPECS.
9483
e52b6b63
MM		 94842002-06-08 Marek Michalkiewicz <marekm@amelek.gda.pl>
9485
9486 * config/avr/avr.c (avr_regs_to_save): No need to save any registers
9487 in a noreturn function.
9488 (avr_output_function_prologue, avr_output_function_epilogue):
9489 Correct function size calculation. Do not crash on empty function.
9490 (avr_output_function_epilogue): No need for epilogue after a BARRIER.
9491
1569d670
JT		 94922002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
9493
9494 * config/mips/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
9495 netbsd_link_spec and netbsd_entry_point.
9496 (LINK_SPEC): Use %(netbsd_link_spec).
9497 (NETBSD_ENTRY_POINT): Define.
9498
cfb06024
JT		 94992002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
9500
9501 * config/sparc/netbsd-elf.h (LINK_ARCH32_SPEC): Only specify
9502 linker emulation.
9503 (LINK_ARCH64_SPEC): Likewise.
9504 (LINK_SPEC, NETBSD_ENTRY_POINT): Define.
9505 (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and netbsd_entry_point.
9506
5a9ee623
ZW		 95072002-06-08 Marc Espie <espie@openbsd.org>
9508
9509 * lists.c (free_list): Fix typo in comment.
e3623158 9510
272cdf58
AJ		 95112002-06-08 Andreas Jaeger <aj@suse.de>
9512
9513 * lcm.c (optimize_mode_switching): Add unused attribute for
9514 variable.
9515
9516 * sched-deps.c (sched_analyze): Remove unused variable.
9517
bf3f2a12
GDR		 95182002-06-08 Gabriel Dos Reis <gdr@codesourcery.com>
9519
9520 * diagnostic.def: Don't capitalize diagnostict descriptors.
9521
523a5f2f
JT		 95222002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
9523
9524 * config/m68k/netbsd-elf.h (EXTRA_SPECS): Add netbsd_entry_point.
9525 (LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
9526 (NETBSD_ENTRY_POINT): Define.
9527
a3e944f9
JT		 95282002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
9529
9530 * config/i386/netbsd-elf.h (LINK_SPEC): Define as
9531 NETBSD_LINK_SPEC_ELF.
9532 (SUBTARGET_EXTRA_SPECS): Add netbsd_entry_point.
9533 (NETBSD_ENTRY_POINT): Define.
9534 * config/i386/netbsd64.h (LINK_SPEC): Use %(netbsd_link_spec).
9535 (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and
9536 netbsd_entry_point.
9537 (NETBSD_ENTRY_POINT): Define.
9538
854928a0
JT		 95392002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
9540
9541 * config/alpha/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
9542 netbsd_link_spec and netbsd_entry_point.
9543 (LINK_SPEC): Use %(netbsd_link_spec).
9544 (NETBSD_ENTRY_POINT): Define.
9545
6bb5d2e7
JT		 95462002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
9547
9548 * config/netbsd-elf.h (LINK_SPEC): Rename to...
9549 (NETBSD_LINK_SPEC_ELF): ...this. Use %(netbsd_entry_point)
9550 to specify program entry point.
9551
e50126e8
JL		 95522002-06-07 Jeff Law <law@redhat.com
9553
9554 * emit-rtl.c (init_emit): Add hard registers to regno_reg_rtx.
272cdf58 9555 * combine.c (move_deaths): Use regno_reg_rtx for hard regs rather
e50126e8
JL		 9556 than creating a new register.
9557 (distribute_notes): Likewise.
9558 * df.c (df_reg_use_gen): Likewise.
9559 (df_reg_clobber_gen): Likewise.
9560 (df_ref_record): Likewise.
9561 * expr.c (use_regs): Likewise.
9562 * flow.c (propagate_one_insn): Likewise.
9563 (mark_set_1): Likewise.
9564 (mark_used_reg): Likewise.
9565 * reload.c (emit_reload_insns): Likewise.
9566
bc9c18c3
RS		 95672002-06-07 Roger Sayle <roger@eyesopen.com>
9568
9569 * simplify-rtx.c (simplify_gen_relational): Simplify RTL of the form
9570 (ne (comp x y) 0) into (comp x y) where comp is a comparison code.
9571 Simplify (eq (comp x y) 0) into (revcomp x y) if the sense of the
9572 comparison code comp can be reversed.
9573
437f1df1
RS		 95742002-06-07 Roger Sayle <roger@eyesopen.com>
9575
9576 * fold-const.c (fold) [EQ_EXPR]: Place both integer and real
9577 constants last in comparisons. Optimize (x+1.0)>0.0 into the
9578 equivalent x > -1.0 when -ffast-math.
9579
cd24b8a4
JT		 95802002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
9581
9582 * config.gcc (mips*-*-netbsd*): Add mips/t-netbsd to ${tmake_file}.
9583 * config/mips/t-netbsd: New file.
9584
09e77dee
ZW		 95852002-06-07 Zack Weinberg <zack@codesourcery.com>
9586
9587 * cppinit.c (COMMAND_LINE_OPTIONS): Give all relevant -W
9588 options their own entries.
9589 (parse_option): Clarify comment.
9590 (cpp_handle_option): Remove 'ignore' parameter and OPT_W
9591 special case. Replace if/strcmp chain for -W options with
9592 use of new OPT_* entries for them.
9593 (cpp_handle_options): Update to match.
9594 * cpplib.h: Remove last parameter to cpp_handle_option from prototype.
9595 * c-decl.c: Update call to cpp_handle_option.
9596
942030dc
AD		 95972002-06-07 Akim Demaille <akim@epita.fr>
9598
9599 * gengtype-yacc.y (optionseqopt): Add the ending `;' to the action.
9600 Whitespace changes.
9601
f2846820
JL		 96022002-06-07 Jeffrey Law <law@redhat.com>
9603
9604 * sched-deps.c (free_deps): Avoid calling free_INSN_LIST_list
9605 on empty lists.
9606
4bafaa6f
L		 96072002-06-07 H.J. Lu (hjl@gnu.org)
9608
9609 * configure.in: Add --enable-__cxa_atexit.
9610 * configure: Regenerated.
9611 * config.in: Likewise.
9612
9613 * defaults.h (DEFAULT_USE_CXA_ATEXIT): New. Defined to be 0 if
9614 not defined.
9615
caef5b46
GDR		 96162002-06-07 Gabriel Dos Reis <gdr@merlin.nerim.net>
9617
9618 * diagnostic.c (diagnostic_build_prefix): Fix initialization.
9619
ac64a17c
JT		 96202002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
9621
9622 * config/mips/netbsd.h (CACHE_FLUSH_FUNC): Define.
9623
97459791
JM		 96242002-06-07 Jason Merrill <jason@redhat.com>
9625
9626 * cppexp.c (num_equality_op): Use a temporary variable to work
9627 around gcc 3.0.4 bug.
9628
4b1d52c7
GDR		 96292002-06-07 Gabriel Dos Reis <gdr@codesourcery.com>
9630
9631 * diagnostic.c (diagnostic_build_prefix): Tidy.
9632
c70f6ed3
NB		 96332002-06-07 Neil Booth <neil@daikokuya.demon.co.uk>
9634
9635 * cpptrad.c (struct block, BLOCK_HEADER_LEN, BLOCK_LEN,
9636 scan_parameters, save_replacement_text, replacement_length): New.
9637 (scan_out_logical_line): Take a macro and save parameters if
9638 non-NULL.
9639 (_cpp_logical_line_trad): Update.
9640 (_cpp_create_trad_definition): Update to handle function-like
9641 macros.
9642 * cpplex.c (new_buff): Update.
9643 (struct dummy, DEFAULT_ALIGNMENT, CPP_ALIGN): Move...
9644 * cpphash.h: ...here.
9645 (CPP_ALIGN2, _cpp_save_parameter): New.
9646 * cppmacro.c (save_parameter): Rename, export.
9647 (parse_params): Update.
9648
aec2ac46
AJ		 96492002-06-07 Andreas Jaeger <aj@suse.de>
9650
9651 * config/mmix/mmix.c: Remove extra broken prototype for
9652 mmix_init_machine_status.
9653
9f313342
GK		 96542002-06-06 Geoffrey Keating <geoffk@redhat.com>
9655
9656 * gengtype.c: Add comments before all the routines.
9657
3fa1b448
JT		 96582002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
9659
9660 * config.gcc (sh5*-*-netbsd*): Remove sh/t-netbsd-sh5-32
9661 from and add t-sh64 to ${tmake_file}.
9662 (sh64*-*-netbsd*): Add t-sh64 to ${tmake_file}.
9663 * config/sh/t-netbsd-sh5 (LIB1ASMFUNCS): Remove.
9664 * config/sh/t-netbsd-sh5-32: Remove.
9665 * config/sh/t-netbsd-sh5-64 (MULTILIB_OPTIONS): Use
9666 MULTILIB_ENDIAN.
9667 (MULTILIB_DIRNAMES): Define.
9668
0d682900
JH		 9669Thu Jun 6 23:14:46 CEST 2002 Jan Hubicka <jh@suse.cz>
9670
9671 * i386.md (and promoting splitters): Disable QI to SImode promoting
9672 when doing so changes immediate to be 32bit.
9673
9674 * rtl.h (emit_*_scope): Declare.
9675 * emit-rtl.c (emit_*_scope): New global functions.
9676 (try_split): Copy scope.
9677 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
9678 noce_try_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
9679 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9680 noce_process_if_block, find_cond_trap): Copy scopes.
9681 * recog.c (peephole2_optimize): likewise.
9682
c991649c
JL		 96832002-06-06 Jeffrey Law <law@redhat.com>
9684
9685 * h8300.h (OK_FOR_U): Fix thinko exposed by flag checking.
9686
8a5d66c4
R		 9687Thu Jun 6 21:06:25 2002 J"orn Rennecke <joern.rennecke@superh.com>
9688
9689 * gengtype-lex.l (INITIAL): New rule for "'"("\\".|[^\\])"'".
9690
d7f8491b
RO		 96912002-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9692
9693 * Makefile.in (TEXI_GCCINSTALL_FILES): Define.
9694 ($(docdir)/gccinstall.info): New target.
9695 (info): Depend on it.
9696 (gccinstall.dvi): New target.
9697 (dvi): Depend on it.
9698 * doc/.cvsignore: Ignore new info files.
9699 * doc/install.texi (@setfilename): Reflect new info filename.
9700
eaeb7de8
R		 9701Thu Jun 6 15:57:23 2002 J"orn Rennecke <joern.rennecke@superh.com>
9702
9703 * sh.c (machine_dependent_reorg): Don't set RTX_UNCHANGING_P
9704 on an UNSPEC.
9705
0c7aeb88
NP		 9706Thu Jun 6 07:17:43 2002 Nicola Pero <n.pero@mi.flashnet.it>
9707
9708 PR objc/6834
9709 * objc/objc-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define to be
9710 c_common_get_alias_set.
aec2ac46 9711 (LANG_HOOKS_SAFE_FROM_P): Define to be c_safe_from_p.
0c7aeb88 9712
2a496e8b
JDA		 97132002-06-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
9714
9715 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): New
9716 functions.
9717 * rtl.h (get_first_nonnote_insn, get_last_nonnote_insn): Declare.
9718 * avr/avr.c (avr_output_function_epilogue): Use above to determine
9719 function size.
9720 * pa/pa.c (pa_output_function_prologue): Likewise.
9721
2ff581c3
DM		 97222002-06-05 David S. Miller <davem@redhat.com>
9723
9724 * integrate.c (subst_constants): Handle 'B' RTL format.
9725
b2e2d0cc
EC		 97262002-06-05 Eric Christopher <echristo@redhat.com>
9727
9728 * varasm.c (make_decl_rtl): Fix comment for removed
9729 halfpic.c.
9730
0f81faf6
EC		 97312002-06-05 Eric Christopher <echristo@redhat.com>
9732
9733 * Makefile.in: Remove missed halfpic bits.
9734
33005162
EC		 97352002-06-05 Eric Christopher <echristo@redhat.com>
9736
9737 * toplev.c: Remove half-pic.
9738 * config/mips/mips.c: Ditto.
9739 * config/mips/mips.h: Ditto. Remove unused defines.
9740 * config/mips/openbsd.h: Update comment to reflect above.
9741 * config/mips/mips.md: Remove half-pic constraints.
9742 * halfpic.h: Delete.
9743 * halfpic.c: Ditto.
9744
80081028
JL		 97452002-06-05 Jeffrey Law <law@redhat.com>
9746
5a9ee623
ZW		 9747 * pa.h (EXTRA_CONSTRAINT, T case): Further refine so that it
9748 rejects (mem (lo_sum (reg) (unspec))), but will allow
9749 (mem (lo_sum (reg) (symbol_ref)) for PA2.0.
80081028 9750
cbc69f84
NB		 97512002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
9752
9753 * cpphash.h (_cpp_create_definition): Update prototype.
9754 (_cpp_push_text_context, _cpp_create_trad_definition): New.
9755 ( cpp_lex_identifier_trad): New.
9756 (_cpp_set_trad_context): New.
9757 * cppinit.c (cpp_finish_options): Don't conditionalize builtins.
9758 * cpplib.c (SEEN_EOL): Update.
9759 (lex_macro_node): Update for -traditional.
9760 (cpp_push_buffer, _cpp_pop_buffer): Similarly.
9761 * cppmacro.c (_cpp_create_definition): Split into
9762 create_iso_definition() and _cpp_create_trad_definition().
9763 (warn_of_redefinition): Update prototype; handle traditional
9764 macros.
9765 (_cpp_push_text_context): New.
9766 * cpptrad.c (skip_whitespace, push_replacement_text): New.
9767 (lex_identifier): Call ht_lookup with correct start.
9768 (_cpp_lex_identifier_tradm _cpp_create_trad_definition,
9769 _cpp_set_trad_context): New.
9770 (scan_out_logical_line): Update to handle changing contexts.
9771
dbf87f32
R		 9772Wed Jun 5 20:42:31 2002 J"orn Rennecke <joern.rennecke@superh.com>
9773
9774 * config.gcc (sh-*-elf*, sh64*-*-elf*): Unify.
9775 (shl*-*-elf*): Add.
9776 * config/sh/t-be (MULTILIB_ENDIAN): Set.
9777 * config/sh/t-le (MULTILIB_ENDIAN): Likewise.
9778 * t-sh (MULTILIB_ENDIAN): Set.
9779 (MULTILIB_OPTIONS): Use it.
9780 * t-sh64 (MULTILIB_OPTIONS): Likewise.
9781 (MULTILIB_DIRNAMES): Likewise.
9782
47b69537
GDR		 97832002-06-05 Gabriel Dos Reis <gdr@codesourcery.com>
9784
9785 * toplev.h (report_error_function): Remove.
9786
9787 * diagnostic.h (location_t): New datatype.
9788 (text_info): Likewise.
9789 (diagnostic_info): Likewise.
9790 (output_prefix): New macro.
9791 (diagnostic_last_function_changed): Likewise.
9792 (diagnostic_set_last_function): Likewise.
9793 (diagnostic_last_module_changed): Likewise.
9794 (diagnostic_set_last_module): Likewise.
9795 (report_diagnostic): Now macro.
9796 (diagnostic_set_info): Declare.
9797
9798 * diagnostic.c (report_problematic_module): Rename to
33005162 9799 diagnostic_repor_current_module.
47b69537
GDR		 9800 (set_diagnostic_context): Remove.
9801 (count_error): Rename to diagnostic_error_count.
9802 (error_function_changed): Remove.
9803 (record_last_error_function): Likewise.
9804 (error_module_changed): Likewise.
9805 (record_last_error_module): Likewise.
9806 (context_as_prefix): Rename to diagnostic_build_prefix.
9807 (flush_diagnostic_buffer): Rename to diagnostic_flush_buffer.
9808 (diagnostic_set_info): New function.
9809
9810 * objc/objc-act.c: #include diagnostic.h
9811 (error_with_ivar): Adjust call to count_error.
9812 (warn_with_method): Likewise.
9813 * objc/Make-lang.in (objc-act.o): Depend on diagnostic.h
9814
540eaea8
BW		 98152002-06-05 Bob Wilson <bob.wilson@acm.org>
9816
9817 * config/xtensa/xtensa.c (xtensa_build_va_list): Use
9818 lang_hooks.types.make_type instead of make_node; set up
9819 __va_list_tag type decl.
9820 (xtensa_builtin_saveregs): Remove broken use of
9821 RTX_UNCHANGING_P and unnecessary use of MEM_IN_STRUCT_P
9822 for saved registers; add varargs alias set.
9823
f23a084d
NB		 98242002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
9825
9826config:
9827 * alpha/gnu.h: Undef TARGET_OS_CPP_BUILTINS.
9828 * i386/beos-elf.h: Use TARGET_OS_CPP_BUILTINS rather than
9829 CPP_PREDEFINES and part of CPP_SPEC.
9830 i386/freebsd-aout.h, i386/gas.h, i386/gnu.h, i386/linux-aout.h,
9831 i386/linux.h, i386/moss.h, i386/xm-vsta.h: Similarly.
9832
3fe3a596
JH		 9833Wed Jun 5 15:20:58 CEST 2002 Jan Hubicka <jh@suse.cz>
9834
9835 * reg-stack.c (reg_to_stack): Do not call find_basic_blocks.
9836
1fd9ba59
AM		 98372002-06-05 Alan Modra <amodra@bigpond.net.au>
9838
9839 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Define.
9840
cea554e0
ZW		 98412002-06-04 Zack Weinberg <zack@codesourcery.com>
9842
9843 * gengtype-yacc.y: Make sure all rules end with a semicolon.
9844
07232638
BW		 98452002-06-04 Bob Wilson <bob.wilson@acm.org>
9846
9847 * config/xtensa/xtensa.c (xtensa_init_machine_status): Fix
9848 typo in function prototype and include "ggc.h" header.
9849
c4b50f1a
RH		 98502002-06-04 Richard Henderson <rth@redhat.com>
9851
9852 * config/alpha/alpha.c (mode_mask_operand): Simplify without ifdefs.
9853 (print_operand) ['U']: Likewise.
9854 (alpha_expand_unaligned_store): Correct constants for 32-bit cross.
9855 (alpha_expand_unaligned_store_words): Likewise.
9856 (alpha_expand_builtin_vector_binop): Fix typo.
9857 (enum alpha_builtin, code_for_builtin): Add remaining ext, ins, msk,
9858 umulh, and cix insns.
9859 (one_arg_builtins): Add cix builtins.
9860 (two_arg_builtins): Add ext, ins, msk, umulh builtins.
9861 (alpha_expand_builtin): Fix typo in arity.
9862 * config/alpha/alpha.md (UNSPEC_CTLZ, UNSPEC_CTPOP): New.
9863 (builtin_extbl, builtin_extwl, builtin_extll, builtin_extwh,
9864 builtin_extlh, builtin_insbl, builtin_inswl, builtin_insll,
9865 builtin_insql, builtin_inswh, builtin_inslh, builtin_insqh,
9866 builtin_mskbl, builtin_mskwl, builtin_mskll, builtin_mskql,
9867 builtin_mskwh, builtin_msklh, builtin_mskqh, builtin_cttz,
9868 builtin_ctlz, builtin_ctpop): New.
9869 * doc/extend.texi (Alpha Built-in Functions): Update.
9870
aaab35ae
GK		 98712002-06-04 Geoffrey Keating <geoffk@redhat.com>
9872
afb0f770
GK		 9873 * gengtype.c (write_gc_root): Don't unnecessarily prevent
9874 global variable-length arrays being roots.
9875
aaab35ae
GK		 9876 * config.gcc (powerpc-*-darwin*): Set config_gtfiles.
9877 * configure.in (config_gtfiles): New variable.
4912a07c 9878 (all_gtfiles): Initialize from config_gtfiles.
aaab35ae
GK		 9879 * configure: Regenerate.
9880
1ba7b414
NB		 98812002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
9882
9883config/i386:
9884 * beos-elf.h, cygwin.h, djgpp.h, gas.h, gnu.h, i386-interix.h,
9885 i386-interix3.h, i386elf.h, linux-aout.h, linux.h, linux64.h,
9886 mingw32.h, netbsd-elf.h, netbsd.h, netbsd64.h, rtemself.h,
9887 sco5.h, sol2.h, sysv3.h, sysv4.h, sysv5.h, uwin.h, vxi386.h,
9888 win32.h (CPP_SPEC): Remove cpp_cpu.
9889 * i386.h (TARGET_CPU_CPP_BUILTINS): Use.
9890 (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Die!
9891
135ca7b2
JJ		 98922002-06-04 Janis Johnson <janis187@us.ibm.com>
9893
9894 * config/ia64/ia64.c (gen_thread_pointer): Fix variable name.
9895
85d69216 98962002-06-04 Jeff Law <law@redhat.com.
5a9ee623
ZW		 9897 David Edelsohn <edelsohn@gnu.org>
9898 Michael Matz <matz@kde.org>
85d69216
JL		 9899
9900 * sched-int.h (struct deps): New field libcall_block_tail_insn.
9901 * sched_deps.c (init_deps): Initialize libcall_block_tail_insn.
9902 * sched_deps.c (sched_analyze_insn): If libcall_block_tail_insn
9903 is set, then mark the current insn as being part of a libcall
9904 scheduling group.
9905 (sched_analyze): Set and clear libcall_block_tail_insn appropriately.
9906
9907 * haifa-sched.c (schedule_block): Do not count USE or CLOBBER
9908 insns against the issue rate.
9909
63f4a88e
JH		 9910Tue Jun 4 19:29:42 CEST 2002 Jan Hubicka <jh@suse.cz>
9911
9912 * cfglayout.c (duplicate_insn_chain): Kill NOTE_INSN_RANGE notes.
9913 * final.c (final_scan_insn): Likewise.
9914 * ggc-common.c (ggc_mark_rtx_children_1): Likewise; use
9915 NOTE_EXPECTED_VALUE instead of NOTE_RANGE.
9916 * haifa-sched.c (unlink_other_notes): Likeewise.
9917 (reemit_notes): Likewise.
9918 * print-rtl.c (print_rtx): Likewise.
9919 * sched-deps (sched-analyze): Likewise.
9920 * rtl.c (note_insn_name): Likewise.
9921 * rtl.h (NOTE_RANGE_INFO, NOTE_LIVE_INFO): Kill.
9922 (enum insn_note): Kill NOTE_INSN_RANGE_*, NOTE_INSN_LIVE.
9923 (RANGE_*): Kill.
9924
a5d1f75b
JT		 99252002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
9926
9927 * varasm.c (mark_constants): Handle RTX format 'B'.
9928
82eda77e
NB		 99292002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
9930
9931 * cpphash.h (FIRST, LAST, CUR, RLIMIT): New.
9932 (struct cpp_context): Add traditional fields.
9933 * cppmacro.c (paste_all_tokens, push_ptoken_context,
9934 push_token_context, cpp_get_token, _cpp_backup_tokens): Update.
9935 * cpptrad.c (skip_comment, lex_identifier,
9936 _cpp_read_logical_line_trad, scan_out_logical_line): Update.
9937
589005ff
KH		 99382002-06-04 Kazu Hirata <kazu@cs.umass.edu>
9939
9940 * gbl-ctors.h: Fix formatting.
9941 * gcc.c: Likewise.
9942 * gccspec.c: Likewise.
9943 * gcov.c: Likewise.
9944 * gcov-io.h: Likewise.
9945 * gcse.c: Likewise.
9946 * ggc-common.c: Likewise.
9947 * ggc.h: Likewise.
9948 * ggc-page.c: Likewise.
9949 * ggc-simple.c: Likewise.
9950 * global.c: Likewise.
9951 * graph.h: Likewise.
9952 * gthr-dce.h: Likewise.
9953 * gthr.h: Likewise.
9954 * gthr-posix.h: Likewise.
9955 * gthr-rtems.h: Likewise.
9956 * gthr-solaris.h: Likewise.
9957 * gthr-win32.h: Likewise.
9958
e2500fed
GK		 99592002-06-03 Geoffrey Keating <geoffk@redhat.com>
9960
9961 Merge from pch-branch:
33005162 9962
e2500fed
GK		 9963 * gengtype.h (UNION_OR_STRUCT_P): New macro.
9964 * gengtype.c (write_gc_structure_fields): Use it.
9965 (write_gc_root): Use it here too.
9966
9967 * gengtype.c (write_gc_structure_fields): Assume that lengths
9968 of typenames fit into an 'int'; don't pass a size_t to "%d" in
9969 printf.
9970 (write_gc_marker_routine_for_structure): Likewise.
9971 (write_gc_types): Likewise.
9972 (write_gc_root): Likewise.
9973
9974 * varray.h (VARRAY_CLEAR): New.
9975 (varray_clear): Prototype.
9976 * varray.c (varray_clear): New.
9977 * cselib.c (reg_values_old): New.
9978 (used_regs_old): New.
9979 (cselib_init): Use cached varrays if available to avoid
9980 generating large amounts of garbage.
9981 (cselib_finish): Don't throw away old varrays.
9982
9983 * final.c (insn_addresses_): Move out of ifdef.
9984
9985 * varray.c (uses_ggc): Make more varray kinds GCable.
9986 * varray.h (union varray_data_tag): Let gengtype see
9987 fields 'generic' and 'te'.
9988 * reg-stack.c: Include gt-reg-stack.h, ggc.h.
9989 (stack_regs_mentioned_data): Move out of ifdef; mark with gengtype.
9990 (reg_to_stack): Don't call VARRAY_FREE.
9991 * insn-addr.h (INSN_ADDRESSES_FREE): Don't use VARRAY_FREE.
9992 (insn_addresses_): Use gengtype to mark.
9993 * gengtype.c (write_gc_structure_fields): Handle arrays of generic
9994 pointers; handle generic pointers in unused union fields.
9995 (get_output_file_with_visibility): Include cselib.h,
9996 insn-addr.h in gtype-desc.c.
9997 * function.c (prologue): Use gengtype to mark.
9998 (epilogue): Likewise.
9999 (sibcall_epilogue): Likewise.
10000 * dependence.c: Include gt-dependence.h, ggc.h.
10001 (struct def_use): Use gengtype to mark.
10002 (struct loop): Likewise.
10003 (struct induction): Likewise.
10004 (struct dependence): Likewise.
10005 (def_use_chain): Likewise.
10006 (dep_chain): Likewise.
10007 (loop_chain): Likewise.
10008 (induction_chain): Likewise.
10009 (init_dependence_analysis): Don't free anything, just clear pointers.
10010 (build_def_use): Use GGC to allocate def_use.
10011 (add_loop): Use GGC to allocate loop.
10012 (find_induction_variable): Use GGC to allocate induction.
10013 (check_node_dependence): Use GGC to allocate induction, dependence.
10014 (dump_node_dependence): Don't free varrays.
10015 (end_dependence_analysis): Likewise.
10016 * cselib.h (struct cselib_val_struct): Use gengtype to mark.
10017 (struct elt_loc_list): Likewise.
10018 (struct elt_list): Likewise.
10019 * cselib.c: Don't include obstack.h.
10020 (hash_table): Use gengtype to mark.
10021 (reg_values): Use gengtype to mark.
10022 (used_regs): Use gengtype to mark.
10023 (cselib_obstack): Delete.
10024 (cselib_startobj): Delete.
10025 (empty_vals): Mark as deletable.
10026 (empty_elt_lists): Mark as deletable.
10027 (empty_elt_loc_lists): Mark as deletable.
10028 (new_elt_list): Use GGC to allocate struct elt_list.
10029 (new_elt_loc_list): Use GGC to allocate struct elt_loc_list.
10030 (clear_table): Don't delete obstack; don't unnecessarily clear
10031 deletable variables.
10032 (new_cselib_val): Use GGC to allocate struct cselib_val.
10033 (cselib_init): Don't set up obstacks. Use GGC to allocate
10034 hash table.
10035 (cselib_finish): Just clear variables, don't free anything.
10036 * Makefile.in (cselib.o): Remove dependency on $(OBSTACK_H).
10037 (reg-stack.o): Add dependency on gt-reg-stack.h, $(GGC_H).
10038 (dependence.o): Add dependency on gt-dependence.h, $(GGC_H).
10039 (GTFILES): Add insn-addr.h, cselib.h, dependence.c, reg-stack.c.
10040 (gt-reg-stack.h): New rule.
10041 (gt-dependence.h): New rule.
10042 (gtype-desc.o): Add cselib.h, insn-addr.h.
10043
10044 * varray.c: Use only necessary headers.
10045 (element_size): New.
10046 (uses_ggc): New.
10047 (varray_init): Take type, not size. Use GGC if appropriate.
10048 (varray_grow): Update for change to struct varray_head_tag.
10049 Use GGC if appropriate.
10050 * varray.h (struct const_equiv_data): Use gengtype.
10051 (enum varray_data_enum): New.
10052 (union varray_data_tag): Use gengtype.
10053 (struct varray_head_tag): Use gengtype. Replace size field with
10054 enum varray_data_enum.
10055 (varray_init): Update prototype.
10056 (VARRAY_SCHED_INIT): Delete.
10057 (VARRAY_*_INIT): Update for change to varray_init.
10058 (VARRAY_SCHED): Delete.
10059 (VARRAY_PUSH_SCHED): Delete.
10060 (VARRAY_TOP_SCHED): Delete.
10061 * tree.h: Update for change to length specifier.
10062 * tree-inline.c (optimize_inline_calls): Don't use VARRAY_FREE.
10063 (clone_body): Likewise.
10064 * ssa.h (ssa_definition): Use gengtype to mark.
10065 * ssa.c (convert_from_ssa): Don't use VARRAY_FREE.
10066 * ssa-dce.c (ssa_eliminate_dead_code): Don't use VARRAY_FREE.
10067 * rtl.h (struct rtvec_def): Update for change to length specifier.
10068 * integrate.c (expand_inline_function): Don't use VARRAY_FREE.
10069 (struct initial_value_struct): Update for change to length specifier.
10070 * ggc.h (ggc_add_rtx_varray_root): Delete prototype.
10071 (ggc_add_tree_varray_root): Delete prototype.
10072 (ggc_mark_rtx_varray): Delete prototype.
10073 (ggc_mark_tree_varray): Delete prototype.
10074 * ggc-common.c (ggc_add_rtx_varray_root): Delete.
10075 (ggc_add_tree_varray_root): Delete.
10076 (ggc_mark_rtx_varray): Delete.
10077 (ggc_mark_tree_varray): Delete.
10078 (ggc_mark_rtx_varray_ptr): Delete.
10079 (ggc_mark_tree_varray_ptr): Delete.
10080 * gengtype.h (enum typekind): Remove TYPE_VARRAY.
10081 (create_varray): Delete prototype.
10082 * gengtype.c (varrays): Delete.
10083 (create_varray): Delete.
10084 (adjust_field_type): Detect array of string pointers.
10085 (process_gc_options): Remove code to handle varray_type option.
10086 (set_gc_used_type): Remove TYPE_VARRAY case.
10087 (output_escaped_param): New.
10088 (write_gc_structure_fields): Use output_escaped_param on all
10089 parameters. Handle 'skip' with 'use_param' option. Handle
10090 arrays of strings. Remove TYPE_VARRAY handling.
10091 (write_gc_roots): Use boolean to detect 'length' option.
10092 * gengtype-yacc.y (VARRAY_TYPE): Delete token.
10093 (struct_fields): Call adjust_field_type on array fields.
10094 (type): Remove VARRAY_TYPE case.
10095 (type_option): Likewise.
10096 * gengtype-lex.l: Don't consider varray_type a keyword.
10097 * function.h: Update for change to length specifier.
10098 (free_eh_status): Delete prototype.
10099 * function.c (free_after_compilation): Don't call free_eh_status.
10100 (reorder_blocks): Don't use VARRAY_FREE.
10101 * except.c (struct eh_status): Update for change to length specifier.
10102 remove varray_type specifier.
10103 (free_eh_status): Delete.
10104 * dwarf2out.c: Include gt-dwarf2out.h.
10105 (used_rtx_varray): Use gengtype to mark, move
10106 outside ifdefs.
10107 (incomplete_types): Likewise.
10108 (decl_scope_table): Likewise.
33005162 10109 (dwarf2out_init): Don't call ggc_add_tree_varray_root.
e2500fed
GK		 10110 * cfglayout.c (scope_to_insns_finalize): Don't use VARRAY_FREE.
10111 * c-tree.h (struct lang_type): Update for change to length specifier.
10112 * c-parse.in (yylexstring): Don't use VARRAY_FREE.
10113 * c-objc-common.c: Include gt-c-objc-common.h.
10114 (deferred_fns): Mark for gengtype.
10115 (c_objc_common_init): Don't call ggc_add_tree_varray_root.
10116 (expand_deferred_fns): Just set deferred_fns to 0 to free it.
10117 * Makefile.in (c-objc-common.o): Add gt-c-objc-common.h.
10118 (gtype-desc.o): Update dependencies.
10119 (dwarf2out.o): Add gt-dwarf2out.h.
10120 (varray.o): Update dependencies.
10121 (GTFILES): Add varray.h, ssa.h, dwarf2out.c, c-objc-common.c.
10122 (gt-c-objc-common.h): New rule.
10123 (gt-dwarf2out.h): New rule.
10124 * objc/objc-act.c (build_objc_string_object): Don't use VARRAY_FREE.
10125
10126 * doc/gty.texi (GTY Options): Correct spelling.
10127 (GGC Roots): Likewise.
10128 * Makefile.in (TEXI_CPP_FILES): New.
10129 (TEXI_GCC_FILES): New.
10130 (TEXI_GCCINT_FILES): New.
10131 (TEXI_CPPINT_FILES): New.
10132 ($(docdir)/cpp.info): Use new macros.
10133 ($(docdir)/gcc.info): Likewise.
10134 ($(docdir)/gccint.info): Likewise.
10135 ($(docdir)/cppinternals.info): Likewise.
10136 (cpp.dvi): Likewise.
10137 (gcc.dvi): Likewise.
10138 (gccint.dvi): Likewise.
10139 (cppinternals.dvi): Likewise.
10140
10141 * Makefile.in ($(docdir)/gccint.info): Depend on gty.texi.
10142 * doc/gccint.texi (Top): Include gty.texi.
10143 * doc/gty.texi: New file.
10144
10145 * bitmap.c: Include ggc.h, gt-bitmap.h.
10146 (bitmap_ggc_free): New.
10147 (bitmap_elem_to_freelist): New.
10148 (bitmap_element_free): Use bitmap_elem_to_freelist.
10149 (bitmap_element_allocate): Allow use of GGC.
10150 (bitmap_clear): Use bitmap_elem_to_freelist.
10151 (bitmap_copy): Update for change to bitmap_element_allocate.
10152 (bitmap_set_bit): Likewise.
10153 (bitmap_operation): Update for changes elsewhere.
10154 (bitmap_initialize): Allow to create bitmaps that will use GGC.
10155 * bitmap.h (struct bitmap_element_def): Use gengtype.
10156 (struct bitmap_head_def): Likewise. Also add 'using_obstack' field.
10157 (bitmap_initialize): Add extra parameter.
10158 (BITMAP_OBSTACK_ALLOC): Update for change to bitmap_initialize.
10159 (BITMAP_ALLOCA): Delete.
10160 (BITMAP_XMALLOC): Update for change to bitmap_initialize.
10161 (BITMAP_GGC_ALLOC): New.
10162 * Makefile.in (gtype-desc.o): Add bitmap.h.
10163 (bitmap.o): Add gt-bitmap.h, $(GGC_H).
10164 (GTFILES): Add bitmap.c.
10165 (gt-bitmap.h): New rule.
10166 ($(HOST_PREFIX_1)bitmap.o): Add gt-bitmap.h.
10167 * basic-block.h: Update for changes to bitmap_initialize.
10168 * except.c (exception_handler_label_map): Move into...
10169 (struct eh_status): Here.
10170 (struct eh_region): Make 'aka' GCable.
10171 (free_eh_status): Don't need to specially handle
10172 exception_handler_label_map.
10173 (add_ehl_entry): Update for changes to exception_handler_label_map.
10174 (find_exception_handler_labels): Likewise.
10175 (remove_exception_handler_label): Likewise.
10176 (maybe_remove_eh_handler): Likewise.
10177 (for_each_eh_label): Likewise.
10178 (remove_eh_handler): Allocate 'aka' using GGC.
10179 * gengtype.c (get_output_file_with_visibility): Add bitmap.h
10180 to list of includes.
10181
10182 * gengtype.c (write_gc_marker_routine_for_structure): Name
33005162 10183 the routines 'gt_ggc_mx_*' instead of 'gt_ggc_m_*'.
e2500fed
GK		 10184 (write_gc_types): Arrange for the tests with NULL to be inlined.
10185 (write_gc_roots): Update uses of procedure pointers.
10186 * ggc-common.c (gt_ggc_mx_rtx_def): Rename from gt_ggc_m_rtx_def.
10187
10188 * Makefile.in (explow.o): Add dependency on gt-explow.h.
10189 (sdbout.o): Add dependency on gt-sdbout.h.
10190
10191 * emit-rtl.c (const_int_htab): Use gengtype to clear unused entries.
10192 (mem_attrs_htab): Likewise.
10193 (init_emit_once): Don't call ggc_add_deletable_htab.
10194 * fold-const.c (size_htab): Use gengtype to clear unused entries.
10195 (size_int_type_wide): Don't call ggc_add_deletable_htab.
10196 * gengtype.c (finish_root_table): Add LASTNAME and TNAME
10197 parameters, use them, change callers.
10198 (write_gc_root): Add IF_MARKED parameter, use it, change callers.
10199 (write_gc_roots): Handle 'if_marked' option.
10200 (main): Don't need to call set_gc_used_type any more.
10201 * ggc.h (ggc_htab_marked_p): Delete.
10202 (ggc_htab_mark): Delete.
10203 (struct ggc_cache_tab): New.
10204 (gt_ggc_cache_rtab): New declaration.
10205 * ggc-common.c (struct d_htab_root): Delete.
10206 (d_htab_roots): Delete.
10207 (ggc_add_deletable_htab): Delete.
10208 (ggc_htab_delete): Handle new htab-deleting mechanism.
10209 (ggc_mark_roots): Use new htab-deleting mechanism.
10210 * tree.c (type_hash_table): Use gengtype to clear unused entries.
10211 Make static.
10212 (init_obstacks): Don't call ggc_add_deletable_htab.
10213
10214 * objc/objc-act.h (struct hashed_attribute): Use gengtype.
10215 (struct hashed_entry): Likewise.
10216 (nst_method_hash_list): Likewise.
10217 (cls_method_hash_list): Likewise.
10218 (HASH_ALLOC_LIST_SIZE): Delete.
10219 (ATTR_ALLOC_LIST_SIZE): Delete.
10220 * objc/objc-act.c (hash_init): Use ggc to allocate
10221 nst_method_hash_list, cls_method_hash_list.
10222 (hash_enter): Use ggc to allocate; allocate one entry at a time.
10223 (hash_add_attr): Likewise.
10224 (ggc_mark_hash_table): Delete.
10225 (objc_act_parse_init): Delete.
10226 (objc_init): Delete reference to objc_act_parse_init.
10227 * tlink.c: Replace hash.h with hashtab.h. Explicitly include
10228 obstack.h. Replace references to 'struct hash_table' with htab_t.
10229 (struct symbol_hash_entry): Replace hash header with key field.
10230 (struct file_hash_entry): Replace hash header with key field.
10231 (struct demangled_hash_entry): Replace hash header with key field.
10232 (hash_string_eq): New.
10233 (hash_string_hash): New.
10234 (symbol_hash_newfunc): Delete.
10235 (symbol_hash_lookup): Modify to use htab_t.
10236 (file_hash_newfunc): Delete.
10237 (file_hash_lookup): Modify to use htab_t.
10238 (demangled_hash_newfunc): Delete.
10239 (demangled_hash_lookup): Modify to use htab_t.
10240 (tlink_init): Modify to use htab_t.
10241 * hash.h: Delete.
10242 * hash.c: Delete.
10243 * ggc.h: Delete forward structure declarations.
10244 Delete prototypes for deleted functions.
10245 * ggc-common.c: Don't include hash.h.
10246 (ggc_add_tree_hash_table_root): Delete.
10247 (ggc_mark_tree_hash_table_entry): Delete.
10248 (ggc_mark_tree_hash_table): Delete.
10249 (ggc_mark_tree_hash_table_ptr): Delete.
10250 * gengtype.c (write_gc_structure_fields): Allow param_is option.
10251 (write_gc_marker_routine_for_structure): Use visibility of
10252 the parameter if there is one.
10253 * function.c: Replace hash.h with hashtab.h. Replace references
10254 to 'struct hash_table *' with htab_t.
10255 (struct insns_for_mem_entry): Include a plain key.
10256 (fixup_var_refs_insns_with_hash): Update to use htab_t.
10257 (insns_for_mem_newfunc): Delete.
10258 (insns_for_mem_hash): Update to use htab_t.
10259 (insns_for_mem_comp): Likewise.
10260 (insns_for_mem_walk): Likewise.
10261 * c-lang.c: Include ggc.h.
10262 * Makefile.in (OBJS): Remove hash.o.
10263 (c-lang.o): Add GGC_H.
10264 (COLLECT2_OBJS): Remove hash.o.
10265 (tlink.o): Remove hash.h, add HASHTAB_H and OBSTACK_H.
10266 (ggc-common.o): Remove hash.h.
10267 (function.o): Remove hash.h, add HASHTAB_H.
10268 (genautomata.o): Remove hash.h, add HASHTAB_H.
10269
10270 * varasm.c (mark_const_str_htab_1): Delete.
10271 (mark_const_str_htab): Delete.
10272 (const_str_htab_del): Delete.
10273 (const_str_htab): Use gengtype to mark.
10274 (init_varasm_once): Use gengtype to mark hashtables. Use GC to
10275 allocate them.
10276 * tree.c (mark_tree_hashtable_entry): Delete.
10277 (mark_tree_hashtable): Delete.
10278 * tree.h (mark_tree_hashtable): Delete prototype.
10279 * ggc.h (ggc_test_and_set_mark): Treat (void *)1 like NULL.
10280 (ggc_mark): Likewise.
10281 (ggc_calloc): New.
10282 (htab_create_ggc): New.
10283 * ggc-common.c (ggc_calloc): New.
10284 * gengtype.h (enum typekind): Add TYPE_PARAM_STRUCT.
10285 (struct type): Add param_struct structure.
10286 * gengtype.c (param_structs): New.
10287 (adjust_field_type): Handle param_is option.
10288 (set_gc_used_type): Handle TYPE_PARAM_STRUCT.
10289 (get_output_file_with_visibility): Include hashtab.h in gtype-desc.c.
10290 (write_gc_structure_fields): Add new PARAM parameter. Update
10291 callers. Handle use_param option. Handle TYPE_PARAM_STRUCT.
10292 (write_gc_marker_routine_for_structure): Add new PARAM parameter.
10293 Use it to generate function name. Update callers.
10294 (write_gc_types): Add new PARAM_STRUCTS parameter. Update callers.
10295 Process them.
10296 (write_gc_roots): Handle TYPE_PARAM_STRUCT. Allow param_is
10297 option.
10298 (main): Define PTR as pointer-to-scalar. Don't specially
10299 mark deferred_string or ehl_map_entry.
10300 * gengtype-yacc.y (PARAM_IS): Add new token.
10301 (externstatic): Use adjust_field_type.
10302 (type_option): Add PARAM_IS.
10303 * gengtype-lex.l: Add rule for typedef of function pointers.
10304 Add rule for PARAM_IS.
10305 (IWORD): Add size_t.
10306 * except.c (exception_handler_label_map): Use gengtype to mark.
10307 (type_to_runtime_map): Likewise.
10308 (mark_ehl_map_entry): Delete.
10309 (mark_ehl_map): Delete.
10310 (init_eh): Use gengtype for roots; use GC to allocate hash tables.
10311 (t2r_mark_1): Delete.
10312 (t2r_mark): Delete.
10313 * Makefile.in (gtype-desc.o): Correct dependencies.
10314 (GTFILES): Add hashtab.h.
10315 (genautomata.o): Actually uses hashtab.h.
10316
10317 * Makefile.in (stringpool.o): Add $(GGC_H).
10318 (dwarf2asm.o): Likewise.
10319 (GTFILES): Add hashtable.h.
10320 * c-common.h (struct c_common_identifier): Use gengtype.
10321 * c-decl.h (c_mark_tree): Delete.
10322 * c-lang.c (LANG_HOOKS_MARK_TREE): Delete.
10323 * c-tree.h (struct lang_identifier): Use gengtype.
10324 (union lang_tree_node): New.
10325 (c_mark_tree): Delete prototype.
33005162 10326 * dwarf2out.c [!DWARF2_DEBUGGING_INFO]: Define dummy
e2500fed
GK		 10327 dwarf2_debug_hooks.
10328 * gengtype-lex.l (IWORD): Allow 'bool'.
10329 (ptr_alias): Match.
10330 * gengtype-yacc.y (ALIAS): New token.
10331 (type_option): New rule.
10332 (option): Use type_option.
10333 * gengtype.c (process_gc_options): New.
10334 (set_gc_used_type): Use it.
10335 (write_gc_structure_fields): Add 'bitmap' parameter, change callers.
10336 Add new variable 't' to hold the type of the field being processed.
10337 Add more error checking. Use UNION_P when looking at 'desc' option.
10338 Handle language-specific structures containing other
10339 language-specific structures.
10340 (write_gc_types): Handle 'ptr_alias' option.
10341 (main): Don't need to specially output lang_type, lang_decl, lang_id2.
10342 * ggc-common.c (ggc_pending_trees): Delete.
10343 (ggc_mark_roots): Don't manipulate ggc_pending_trees.
10344 (ggc_mark_trees): Delete.
10345 (gt_ggc_m_tree_node): Delete.
10346 * ggc.h (ggc_pending_trees): Delete.
10347 (ggc_mark_tree): Make alias of gt_ggc_m_tree_node.
10348 * hashtable.h (ht_identifier): Use gengtype.
10349 * langhooks-def.h (LANG_HOOKS_MARK_TREE): Delete.
10350 * langhooks.h (struct lang_hooks): Delete mark_tree.
10351 * sdbout.c [! SDB_DEBUGGING_INFO]: Define dummy sdb_debug_hooks
10352 anyway.
10353 * system.h: Poison LANG_HOOKS_MARK_TREE.
10354 * tree.c (tree_node_structure): New.
10355 * tree.h (struct tree_common): Use gengtype.
10356 (struct tree_int_cst): Likewise.
10357 (struct tree_real_cst): Likewise.
10358 (struct tree_string): Likewise.
10359 (struct tree_complex): Likewise.
10360 (struct tree_vector): Likewise.
10361 (struct tree_identifier): Likewise.
10362 (struct tree_list): Likewise.
10363 (struct tree_vec): Likewise.
10364 (struct tree_exp): Likewise.
10365 (struct tree_block): Likewise.
10366 (struct tree_type): Likewise.
10367 (struct tree_decl): Likewise.
10368 (enum tree_structure_enum): New.
10369 (union tree_node): Use gengtype, with an alias.
10370 (tree_node_structure): Prototype.
10371 * objc/objc-lang.c (LANG_HOOKS_MARK_TREE): Delete.
10372
10373 Merge to tag pch-merge-20020430. The LANG_HOOKS_FUNCTION_MARK
10374 macro was deleted. The LANG_HOOKS_FUNCTION_FREE macro was renamed
10375 to LANG_HOOKS_FUNCTION_FINAL.
10376 * Makefile.in (GTFILES): Add bitmap.h.
10377 * except.c (struct eh_region): Mark field 'aka' to be skipped.
10378
10379 * config/alpha/alpha.c [TARGET_ABI_UNICOSMK]
10380 (alpha_init_machine_status): Give proper type.
10381 * Makefile.in (c-lang.o): Depend on gtype-c.h.
10382 (optabs.o): Depend on gt-optabs.h.
10383 (GTFILES): Add optabs.o.
10384 (gt-optabs.h): Add rule.
10385 * optabs.c: Include gt-optabs.h.
10386
10387 * gengtype.c (set_gc_used_type): Correct some errors in last change.
10388 (write_gc_structure_fields): If a field which should be NULL is
10389 not, abort.
10390 * c-pragma.c: Move struct align_stack and variable alignment_stack
10391 out from the ifdef.
10392
10393 * config/xtensa/t-xtensa: Add dependencies for gt-xtensa.h.
10394 * config/xtensa/xtensa.c: Include gt-cris.h.
10395 (struct machine_function): Use gengtype to mark.
10396 * config/mmix/mmix.h (struct machine_function): Use gengtype
10397 to mark.
10398 * config/cris/t-cris: Add dependencies for gt-cris.h.
10399 * config/cris/cris.c: Include gt-cris.h.
10400 (struct machine_function): Use gengtype to mark.
10401 * config/rs6000/rs6000.h (struct machine_function): Use gengtype
10402 to mark.
10403 * doc/tm.texi (Per-Function Data): Delete references to
10404 mark_machine_status.
10405 * config/ia64/ia64.c (ia64_override_options): Don't set
10406 mark_machine_status.
10407 * config/i386/i386.c (override_options): Likewise.
10408 * config/d30v/d30v.c (d30v_init_expanders): Likewise.
10409 * config/arm/arm.c (arm_init_expanders): Likewise.
10410 * config/alpha/alpha.c (override_options): Likewise.
33005162 10411 * gengtype.h (enum gc_used_enum): Add GC_MAYBE_POINTED_TO.
e2500fed
GK		 10412 * gengtype.c (set_gc_used_type): Handle 'maybe_null' option.
10413 (write_gc_structure_fields): Don't handle 'really' option.
10414 Handle 'maybe_null' option.
10415 (write_gc_types): Handle 'maybe_null' option.
10416 * function.h (struct function): Don't use "really".
10417 (mark_machine_status): Delete declaration.
10418 (mark_lang_status): Delete declaration.
10419 (gt_ggc_mr_machine_function): Delete prototype.
10420 (gt_ggc_mr_language_function): Delete prototype.
10421 * function.c (mark_machine_status): Delete.
10422 (mark_lang_status): Delete.
10423 (gt_ggc_mr_machine_function): Delete.
10424 (gt_ggc_mr_language_function): Delete.
10425 * c-tree.h (mark_c_function_context): Delete prototype.
10426 * c-objc-common.c (c_objc_common_init): Don't set mark_lang_status.
10427 * c-decl.c (struct language_function): Rename from struct
10428 c_language_function. Update uses. Use gengtype to mark.
10429 (mark_c_function_context): Delete.
10430 * c-common.h (struct c_language_function): Rename from struct
10431 language_function.
10432 (mark_stmt_tree): Delete prototype.
10433 (c_mark_lang_decl): Delete prototype.
10434 (mark_c_language_function): Delete prototype.
10435 * c-common.c (mark_stmt_tree): Delete.
10436 (c_mark_lang_decl): Delete.
10437 (mark_c_language_function): Delete.
10438
10439 * gengtype.h (enum typekind): Add TYPE_LANG_STRUCT.
10440 (lang_bitmap): New typedef. Use where appropriate.
10441 (struct type): Add gc_used field, lang_struct field.
10442 (UNION_P): New macro.
10443 (new_structure): New prototype.
10444 (find_structure): Remove 'pos' parameter. Change all callers.
10445 * gengtype-lex.l: Update for changes to find_structure.
10446 * gengtype-yacc.y (typedef_struct): Use new_structure.
10447 (yacc_ids): Suppress warning.
10448 (type): Use new_structure.
10449 * gengtype.c (string_type): Update for changes to struct type.
10450 (find_structure): Just find a structure, don't worry about
10451 creating one.
10452 (new_structure): New.
10453 (note_yacc_type): Use new_structure.
10454 (set_gc_used_type): New.
10455 (set_gc_used): New.
10456 (write_gc_structure_fields): Allow for pointers to TYPE_LANG_STRUCT.
10457 (write_gc_types): Handle TYPE_LANG_STRUCT.
10458 (write_gc_marker_routine_for_structure): New.
10459 (main): Call set_gc_used. Add some calls to set_gc_used_type
10460 for places where GCC doesn't use gengtype properly yet.
10461 * ggc.h (gt_ggc_m_rtx_def): Don't prototype.
10462 (gt_ggc_m_tree_node): Likewise.
10463
10464 * varasm.c (copy_constant): Call expand_constant if we hit
05713b80 10465 something we can't recognize.
e2500fed
GK		 10466
10467 * ggc-common.c (ggc_mark_rtvec_children): Delete.
10468 (ggc_mark_rtx_children): Use generic name for ggc_mark_rtvec.
10469 (lang_mark_false_label_stack): Delete.
10470 * rtl.h (struct rtvec_def): Use gengtype to mark.
10471 * ggc.h (ggc_mark_rtvec): Delete.
10472 (gt_ggc_m_rtvec_def): Delete.
10473 (ggc_mark_nonnull_tree): Delete.
10474 (ggc_mark_rtvec_children): Delete prototype.
10475 (lang_mark_false_label_stack): Delete declaration.
10476
10477 * gengtype.h (note_yacc_type): Add prototype.
10478 * gengtype.c (note_yacc_type): New function.
10479 * gengtype-lex.l: Add lexer support for yacc files.
10480 * gengtype-yacc.y (start): Extract union from yacc files.
10481 (yacc_union): New rule.
10482 (yacc_typematch): New rule.
10483 (yacc_ids): New rule.
10484 (enum_items): Tweak for efficiency.
10485 (optionseq): Likewise.
10486
10487 * c-common.h (struct language_function): Use gengtype.
10488 (struct c_lang_decl): Likewise.
10489 * c-tree.h (struct lang_decl): Likewise.
10490 (struct lang_type): Likewise.
10491 * c-decl.c (lang_mark_tree): Use generated marker routines to mark
10492 tree language substructures.
10493
10494 * stringpool.c (mark_ident): Replace ggc_mark_nonnull_tree with
10495 ggc_mark_tree.
10496 * dwarf2asm.c (mark_indirect_pool_entry): Likewise.
10497
10498 * varasm.c (struct rtx_const): Remove 'skip' tags for scalar arrays.
10499
10500 * stmt.c (struct nesting): Add discriminator. Use gengtype to
10501 mark. Remove 'data.block.cleanup_ptr' field.
10502 (struct stmt_status): Use usual technique to mark struct nesting.
10503 (gt_ggc_mr_nesting_cond): Delete.
10504 (gt_ggc_mr_nesting_loop): Delete.
10505 (gt_ggc_mr_nesting_block): Delete.
10506 (gt_ggc_mr_nesting_case_stmt): Delete.
10507 (expand_start_cond): Set discriminator.
10508 (expand_start_loop): Likewise.
10509 (expand_start_null_loop): Likewise.
10510 (expand_start_bindings_and_block): Set discriminator. Don't set
10511 deleted fields.
10512 (expand_decl_cleanup): Replace 'cleanup_ptr' with
10513 &thisblock->data.block.cleanups.
10514 (expand_start_case): Set discriminator.
10515 (expand_start_case_dummy): Set discriminator.
10516
10517 * ggc-callbacks.c: Remove.
10518
10519 * gengtype.h (struct type): Add 'u.s.bitmap' field.
10520 (find_structure): Add 'pos' parameter.
10521 * gengtype-lex.l: Update callers to find_structure.
10522 * gengtype-yacc.y: Likewise.
10523 * gengtype.c (find_structure): Allow for structures to be defined
10524 in multiple language backends.
10525 (get_output_file_with_visibility): Include debug.h in gtype-desc.c.
10526 (counter): Rename to gc_counter.
10527 (write_gc_structure_fields): Fail when writing out fields for
10528 an incomplete structure. Ignore arrays of scalars. Handle
10529 'tree_vec' special.
10530 (write_gc_types): Reset counter for each procedure written.
10531
10532 * stmt.c (add_case_node): Use GGC to allocate struct case_node.
10533 (free_case_nodes): Delete.
10534 (expand_end_case_type): Delete call to free_case_nodes.
10535
10536 * Makefile.in (cselib.o): Include gt-<filename>.h.
10537 (gcse.o): Likewise.
10538 (profile.o): Likewise.
10539 (alias.o): Likewise.
10540 (GTFILES): Add alias.c, cselib.c, gcse.c, profile.c, and
10541 alphabetize backend files.
10542 (gt-alias.h, gt-cselib.h, gt-gcse.h, gt-profile.h): New rules.
10543 * alias.c: Use gengtype for roots.
10544 * c-common.h (struct stmt_tree_s): Use gengtype.
10545 * c-decl.c: Use gengtype for roots.
10546 * cselib.c: Use gengtype for roots.
10547 * expr.c: Use gengtype for roots.
10548 * fold-const.c: Use gengtype for roots.
10549 * gcse.c: Use gengtype for roots.
10550 * gengtype-lex.l: Handle typedefs of function types.
10551 Allow for empty array bounds.
4912a07c
KH		 10552 Allow processing to stop on initializers.
10553 * gengtype-yacc.y (externstatic): Stop processing on initializers.
e2500fed
GK		 10554 (semiequal): New rule.
10555 * gengtype.c (create_file): Tidy output files.
10556 (get_output_file_with_visibility): Fix paren warning. Fix bug
10557 involving multiple input files mapping to one output file.
10558 (write_gc_structure_fields): Skip arrays of scalars.
10559 (write_gc_types): Tidy output files.
10560 (write_gc_root): New function.
10561 (write_gc_roots): Fix bugs, add support for roots that are
10562 structures.
10563 * ggc-common.c (ggc_mark_rtx_ptr): Delete.
10564 (ggc_mark_tree_ptr): Delete.
10565 (ggc_add_rtx_root): Delete.
10566 (ggc_add_tree_root): Delete.
10567 (ggc_del_root): Delete.
10568 * integrate.c (get_func_hard_reg_initial_val): Use ggc_alloc to
10569 allocate struct initial_value_struct.
10570 * profile.c: Use gengtype for roots.
10571 * sdbout.c: Use gengtype for roots.
10572 * varasm.c (mark_weak_decls): Delete unused prototype.
10573 (mark_const_hash_entry): Delete unused function.
10574 * config/darwin-protos.h: Use gengtype for roots.
10575 (machopic_add_gc_roots): Delete.
10576 * config/arm/arm.c: Use gengtype for roots.
10577 * config/arm/arm.h: Use gengtype for roots.
10578 * config/c4x/c4x-protos.h: Use gengtype for roots.
10579 * config/c4x/c4x.c (c4x_add_gc_roots): Delete.
10580 * config/d30v/d30v-protos.h: Use gengtype for roots.
10581 * config/d30v/d30v.c (d30v_add_gc_roots): Delete.
10582 * config/dsp16xx/dsp16xx.c (override_options): Use gengtype for roots.
10583 * config/dsp16xx/dsp16xx.h: Use gengtype for roots.
10584 * config/ia64/ia64-protos.h: Use gengtype for roots.
10585 * config/ia64/ia64.c (ia64_add_gc_roots): Delete.
10586 * config/m68hc11/m68hc11-protos.h: Use gengtype for roots.
10587 * config/m68hc11/m68hc11.c (z_reg): Make global.
10588 (z_reg_qi): Make global.
10589 (m68hc11_add_gc_roots): Delete.
10590 * config/mcore/mcore-protos.h: Use gengtype for roots.
10591 * config/mcore/mcore.c (mcore_add_gc_roots): Delete.
10592 * config/mips/mips.c (mips_add_gc_roots): Delete.
10593 * config/mips/mips.h: Use gengtype for roots.
10594 * config/mmix/mmix.c (override_options): Use gengtype for roots.
10595 * config/mmix/mmix.h: Use gengtype for roots.
10596 * config/mn10200/mn10200.c (asm_file_start): Use gengtype for roots.
10597 * config/mn10200/mn10200.h: Use gengtype for roots.
10598 * config/pa/pa.c: Use gengtype for roots, marking.
10599 (struct deferred_plabel): Use GGC, gengtype.
10600 (pa_add_gc_roots): Delete.
10601 (mark_deferred_plabels): Delete.
10602 * config/pj/pj-protos.h: Use gengtype for roots.
10603 * config/pj/pj.h (OVERRIDE_OPTIONS): Don't define.
10604 * config/rs6000/rs6000.c: Use gengtype for roots. Don't call
10605 machopic_add_gc_roots.
10606 * config/rs6000/rs6000.h: Use gengtype for roots.
10607 * config/rs6000/t-darwin (darwin.o): Add dependency on gt-darwin.h.
10608 (gt-darwin.h): Add rule.
10609 * config/sh/sh.c: Use gengtype for roots.
10610 * config/sh/t-sh ($(out_object_file)): Add dependency on gt-sh.h.
10611 (gt-sh.h): Add rule.
10612 * config/sparc/sparc.c: Use gengtype for roots.
10613 (sparc_add_gc_roots): Delete.
10614 (struct ultrasparc_pipeline_state): Use GGC, gengtype.
10615 (mark_ultrasparc_pipeline_state): Delete.
10616 * config/sparc/sparc.h: Use gengtype for roots.
10617
10618 * Makefile.in (c-parse.o): Update dependencies.
10619 (c-common.o): Likewise.
10620 (GTFILES): Add c-common.h, c-tree.h, c-common.c, c-parse.in.
10621 Add dependencies for the files they generate.
10622 * c-common.c: Replace ggc_add_* uses with GTY annotations.
10623 * c-common.h: Likewise.
10624 * c-decl.c: Likewise.
10625 (gt_ggc_mp_binding_level): Delete.
10626 * c-lang.c: Include gtype-c.h.
10627 * c-parse.in: Replace ggc_add_* uses with GTY annotations. Include
10628 gt-c-parse.h.
10629 * c-pragma.h: Replace ggc_add_* uses with GTY annotations.
10630 (gt_ggc_mp_align_stack): Delete.
10631 * c-tree.h: Replace ggc_add_* uses with GTY annotations.
10632 * function.c: Replace ggc_add_* uses with GTY annotations.
10633 (gt_ggc_mp_function): Delete.
10634 * function.h: Replace ggc_add_* uses with GTY annotations.
10635 * gengtype.c (lang_names): New.
10636 (NUM_BASE_FILES): New.
10637 (open_base_files): Create language base files.
10638 (startswith): New.
10639 (get_file_basename): New.
10640 (get_base_file_bitmap): New.
10641 (get_output_file_with_visibility): Rename from get_output_file.
10642 Add more mappings for various C/Objc filenames.
10643 (finish_root_table): New.
10644 (write_gc_roots): Handle dependencies and scoping properly.
10645 * gengtype.h: Add prototypes for new functions.
10646 * ggc-common.c (struct deletable_root): Delete.
10647 (deletables): Delete.
10648 (ggc_add_deletable_root): Delete.
10649 (ggc_mark_roots): No need to deal with deleted functionality.
10650 * ggc.h (ggc_add_deletable_root): Delete prototype.
10651 * objc/Make-lang.in (objc-act.o): Add gtype-objc.h dependency.
10652 (gtype-objc.h): Add rule to create.
10653 * objc/config-lang.in (gtfiles): New.
10654 * objc/objc-act.c: Allocate imp_list using GGC. Replace uses of
10655 ggc_add_* with GTY markers. Include gtype-objc.h.
10656 (ggc_mark_imp_list): Delete.
10657 * objc/objc-act.h: Replace uses of ggc_add_* with GTY markers.
10658 * objc/objc-lang.c: Random Whitespace Change.
10659
10660 * except.h (exception_handler_labels): Delete.
10661 (get_exception_handler_labels): New.
10662 * except.c (exception_handler_labels): Delete.
10663 (struct eh_status): Add exception_handler_labels field.
10664 (doing_eh): Don't add exception_handler_labels as root.
10665 (free_eh_status): Don't need to free exception_handler_labels.
10666 (get_exception_handler_labels): New.
10667 (find_exception_handler_labels): Update for move of
10668 exception_handler_labels.
10669 (remove_exception_handler_label): Likewise.
10670 * cfgrtl.c (can_delete_label_p): Use get_exception_handler_labels.
10671 * jump.c (rebuild_jump_labels): Likewise.
10672 * loop.c (find_and_verify_loops): Likewise.
10673 * sched-rgn.c (is_cfg_nonregular): Likewise.
10674
10675 * gengtype.c (write_gc_structure_fields): Handle variable-length
10676 TYPE_ARRAYs.
10677
10678 * varasm.c (struct weak_syms): Use GGC, gengtype.
10679 (mark_weak_decls): Delete.
10680 (weak_decls): Likewise.
10681 (add_weak): Likewise.
10682 (remove_from_pending_weak_list): Likewise.
10683 (init_varasm_once): Likewise.
10684
10685 * Makefile.in (gtype-desc.o): Add libfuncs.h dependency.
10686 (GTFILES): Add tree.h, libfuncs.h, emit-rtl.c, explow.c,
10687 stor-layout.c, regclass.c, and lists.c.
10688 Add dependencies of gt-emit-rtl.h gt-explow.h gt-stor-layout.h
10689 gt-regclass.h and gt-lists.h on s-gtype.
10690 * emit-rtl.c: Use gengtype for roots. Include gt-emit-rtl.h.
10691 * except.c: Use gengtype for roots.
10692 * explow.c: Use gengtype for roots. Include gt-explow.h.
10693 * expr.h (init_stor_layout_once): Delete prototype.
10694 * function.c: Use gengtype for roots.
10695 * gengtype-lex.l: Add ENT_EXTERNSTATIC lexing.
10696 * gengtype-yacc.y (start): Can also be an externstatic.
10697 (externstatic): New production.
10698 (struct_fields): Correct array bounds inversion for 2-d arrays.
10699 * gengtype.c (variables): New variable.
10700 (note_variable): New function.
10701 (get_output_file): Include libfuncs.h into gtype-desc.c.
10702 (get_output_file_name): New function.
10703 (write_gc_structure_fields): Suppress warnings.
10704 (write_gc_types): Make static.
10705 (put_mangled_filename): New function.
10706 (write_gc_roots): New function.
10707 (main): Call write_gc_roots.
10708 * gengtype.h (note_variable): Prototype.
10709 (get_output_file_name): Prototype.
10710 (write_gc_types): Delete prototype.
10711 * ggc.h: Clean up unnecessary structure predefinitions.
10712 (struct ggc_root_tab): Define.
10713 (gt_ggc_m_rtx_def): Make function, not macro.
10714 (gt_ggc_m_tree_node): Likewise.
10715 * libfuncs.h: Use gengtype for roots.
10716 * lists.c: Use gengtype for roots. Include gt-lists.h.
10717 (init_EXPR_INSN_LIST_cache): Delete.
10718 * optabs.c: Use gengtype for roots.
10719 (gt_ggc_mp_optab): Delete.
10720 * optabs.h: Use gengtype for roots.
10721 * regclass.c: Use gengtype for roots. Include gt-regclass.h.
10722 * rtl.h: Use gengtype for roots.
10723 (init_EXPR_INSN_LIST_cache): Delete prototype.
10724 * stor-layout.c: Use gengtype for roots.
10725 Include gt-stor-layout.h.
10726 (init_stor_layout_once): Delete.
10727 * toplev.c: Use gengtype for roots. Delete calls to deleted
10728 routines.
10729 * tree.c: Use gengtype for roots.
10730 * tree.h: Use gengtype for roots.
10731 * varasm.c: Use gengtype for roots.
33005162 10732
e2500fed
GK		 10733 * Makefile.in (GTFILES): Add @all_gtfiles@.
10734 * configure: Regenerate.
10735 * configure.in: Construct all_gtfiles from the gtfiles definitions
10736 in config-lang.in.
10737 * gengtype-yacc.y (type): Warn about duplicate structure names.
10738 * gengtype.c (get_output_file): Handle .c files in language
10739 subdirectories.
10740
10741 * Makefile.in (GTFILES): Run gengtype on all the config files
10742 and on the target .c file.
10743 * except.c (mark_eh_region): Delete.
10744 (init_eh_for_function): Use GGC on struct eh_status.
10745 (mark_eh_status): Delete.
10746 (free_eh_status): Use GGC.
10747 (expand_eh_region_start): Use GGC to
10748 (collect_eh_region_array): Allocate last_region_number using GGC.
10749 (duplicate_eh_region_1): Use GGC to allocate struct eh_region.
10750 (remove_eh_handler): Let GGC free struct eh_region.
10751 (add_call_site): Use GGC to reallocate call_site_record array.
10752 * function.c (init_machine_status): Update calling sequence.
10753 (mark_machine_status): Likewise.
10754 (mark_lang_status): Likewise.
10755 (prepare_function_start): Update init_machine_status call.
10756 (mark_function_status): Delete.
10757 (maybe_mark_struct_function): Delete.
10758 (ggc_mark_struct_function): Delete.
10759 (gt_ggc_mp_function): New.
10760 (gt_ggc_mr_machine_function): New.
10761 (gt_ggc_mr_language_function): New.
10762 (init_function_once): Use canonical names.
10763 * function.h (struct function): Use gengtype.
10764 (init_machine_status): Return the structure.
10765 (mark_machine_status): Take a 'void *'.
10766 (mark_lang_status): Likewise.
10767 * ggc-common.c (ggc_mark_trees): Use canonical name for
10768 ggc_mark_struct_function.
10769 * tree.h (ggc_mark_struct_function): Delete prototype.
10770 * config/alpha/alpha.c (alpha_mark_machine_status): Delete.
10771 (alpha_init_machine_status): Likewise.
10772 (override_options): Use canonical name for alpha_mark_machine_status.
10773 * config/alpha/unicosmk.h (struct machine_function): Use gengtype.
10774 * config/arm/arm.h (struct machine_function): Use gengtype.
10775 * config/arm/arm.c (arm_mark_machine_status): Delete.
10776 (arm_init_machine_status): Update calling sequence.
10777 (arm_init_expanders): Use canonical name for arm_mark_machine_status.
33005162 10778 * config/cris/cris.c (cris_init_machine_status): Update
e2500fed
GK		 10779 calling sequence.
10780 * config/d30v/d30v.h (struct machine_function): Use gengtype.
33005162 10781 * config/d30v/d30v.c (d30v_init_machine_status): Update
e2500fed
GK		 10782 calling sequence.
10783 (d30v_mark_machine_status): Delete.
10784 * config/i386/i386.c: Include gt-i386.h.
10785 (struct machine_function): Use gengtype.
10786 (ix86_init_machine_status): Update calling sequence.
10787 (ix86_mark_machine_status): Delete.
10788 (override_options): Use canonical namke for ix86_mark_machine_status.
10789 * config/ia64/ia64.h (struct machine_function): Use gengtype.
33005162 10790 * config/ia64/ia64.c (ia64_init_machine_status): Update calling
e2500fed
GK		 10791 sequence.
10792 (ia64_mark_machine_status): Delete.
33005162 10793 (ia64_override_options): Use canonical name for
e2500fed 10794 ia64_mark_machine_status.
33005162 10795 * config/mmix/mmix.c (mmix_init_machine_status): Update calling
e2500fed
GK		 10796 sequence.
10797 * config/rs6000/rs6000.c (rs6000_init_machine_status): Likewise.
10798 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10799 * gengtype.c (get_output_file): Fix warning.
10800 (main): Add prototype to suppress warning.
10801 * tree.c: Remove tree_hash_mark prototype.
10802
10803 * tree.h (init_stmt): Delete prototype.
10804 * toplev.c (lang_independent_init): Don't call init_stmt.
10805 * stmt.c (ALLOC_NESTING): Use GGC for 'struct nesting'.
10806 (stmt_obstack): Delete.
10807 (POPSTACK): No need to free 'struct nesting'.
10808 (gt_ggc_mr_nesting_cond): Use canonical names.
10809 (gt_ggc_mr_nesting_loop): Use canonical names.
10810 (gt_ggc_mr_nesting_block): Use canonical names.
10811 (gt_ggc_mr_nesting_case_stmt): Use canonical names.
10812 (mark_stmt_status): Delete.
10813 (init_stmt): Delete.
10814 (clear_last_expr): Clear both last_expr_type and last_expr_value.
10815 Use it everywhere that last_expr_type was cleared.
10816 * lists.c (init_EXPR_INSN_LIST_cache): Use ggc_add_deletable_root.
10817 (zap_lists): Delete.
10818 * ggc.h (ggc_add_deletable_root): Prototype.
10819 (mark_stmt_status): Remove prototype.
10820 * ggc-common.c (ggc_add_deletable_root): New.
10821 (ggc_mark_roots): Handle deletable roots.
10822 * function.c (ggc_mark_struct_function): Use canonical name
10823 for mark_stmt_status.
10824 * emit-rtl.c (free_sequence_stack): New.
10825 (start_sequence): Use a freelist for sequences.
10826 (end_sequence): Likewise.
10827 (init_emit_once): Add free_sequence_stack as a deleteable root.
10828 * c-pragma.c Include gt-c-pragma.h.
10829 (struct align_stack): Use gengtype.
10830 (push_alignment): Use GGC for struct align_stack.
10831 (mark_align_stack): Delete.
10832 (gt_ggc_mp_align_stack): New.
10833 (init_pragma): Use canonical name for mark_align_stack.
10834 * c-decl.c: Include gt-c-decl.h.
10835 (struct binding_level): Use gengtype.
10836 (make_binding_level): Use GGC; handle the freelist here.
10837 (pop_binding_level): New.
10838 (pushlevel): Move code into make_binding_level.
10839 (push_label_level): Likewise.
10840 (poplevel): Move code into pop_binding_level.
10841 (pop_label_level): Likewise.
10842 (mark_binding_level): Delete.
10843 (gt_ggc_mp_binding_level): New.
10844 (c_init_decl_processing): Use canonical name for mark_binding_level.
10845 Add free_binding_level as deletable root.
10846 (mark_c_function_context): Use canonical name for mark_binding_level.
10847 * Makefile.in (c-decl.o): Add gt-c-decl.h.
10848 (c-pragma.o): Add gt-c-pragma.h.
10849 (GTFILES): Add c-decl.c and c-pragma.c.
10850 (gt-c-decl.h, gt-c-pragma.h): Create using gengtype.
10851
10852 * tree.c (struct type_hash): Use gengtype.
10853 (init_obstacks): Use canonical name for type_hash_mark.
10854 (type_hash_mark): Delete.
10855 Include gt-tree.h.
10856 * rtl.h (struct mem_attrs): Use gengtype.
10857 * optabs.h (struct optab): Use gengtype.
10858 * optabs.c (expand_binop): Squish signed/unsigned warning.
10859 (mark_optab): Make local, use canonical name, use autogenerated
10860 marker procedure.
10861 (init_optabs): Use canonical name for mark_optab.
10862 (new_optab): Use GGC to allocate optabs.
10863 * ggc.h: Delete mark_optab prototype.
10864 * ggc-common.c (ggc_mark_rtx_children): Use canonical name for
10865 mem_attrs marker procedure.
10866 * gengtype.c (get_output_file): Include headers in gtype-desc.c
10867 explicitly rather than deducing them from file names.
10868 (write_gc_structure_fields): Handle arrays of structures.
10869 (main): Return non-zero exit code if errors occur during output.
10870 * emit-rtl.c (mem_attrs_mark): Delete.
10871 (init_emit_once): Use canonical name for mem_attrs marker procedure.
10872 * Makefile.in (gtype-desc.o): Explicitly name dependencies.
10873 (tree.o): Depend on gt-tree.h.
10874 (GTFILES): Add rtl.h, optabs.h, tree.c.
10875 (gt-tree.h): Add it to s-gtype rule.
10876
10877 * .cvsignore: Ignore gengtype flex/bison generated files.
10878 * Makefile.in (GGC_H): Add gtype-desc.h.
10879 (OBJS): Add gtype-desc.o.
10880 (GEN): Add gengtype.
10881 (STAGESTUFF): Add gengtype.
10882 (varasm.o): Add gt-varasm.h.
10883 (stmt.o): Add gt-stmt.h.
10884 (except.o): Add gt-except.h.
10885 (integrate.o): Add gt-integrate.h.
10886 (GTFILES): New.
10887 Add new rules for new files.
10888 * configure: Regenerate.
10889 * configure.in: Correct defaults.h paths.
10890 * emit-rtl.c (mark_sequence_stack): Delete.
10891 (mark_emit_status): Delete.
10892 (start_sequence): Allocate sequence structures using GGC.
10893 (end_sequence): Allocate sequence structures using GGC.
10894 * except.c: Use gengtype for various structures. Include
10895 gt-except.h.
10896 * expr.c (mark_expr_status): Delete.
10897 * function.c: Use gengtype for various structures. Include
10898 gt-function.h.
10899 (mark_function_status): Use standard gt_ggc names for marker functions.
10900 (ggc_mark_struct_function): Likewise.
10901 * function.h: Use gengtype for various structures.
10902 * gengtype-lex.l: New file.
10903 * gengtype-yacc.y: New file.
10904 * gengtype.c: New file.
10905 * gengtype.h: New file.
10906 * ggc.h: Include gtype-desc.h. Alias some marker procedures to
10907 the standard names. Remove some now-unnecessary prototypes.
10908 * integrate.c: Use gengtype for various structures. Include
10909 gt-integrate.h.
10910 (mark_hard_reg_initial_vals): Delete.
10911 * integrate.h (mark_hard_reg_initial_vals): Delete.
10912 * stmt.c: Use gengtype for various structures. Include
10913 gt-stmt.h.
10914 (mark_case_node): Delete.
10915 (mark_goto_fixup): Delete.
10916 (mark_stmt_status): Use standard gt_ggc names for marker functions.
10917 * system.h: Define GTY to empty. In flex/bison files,
10918 don't poison malloc or realloc, instead just define them to
10919 xmalloc and xrealloc.
10920 * varasm.c: Use gengtype for various structures. Include
10921 gt-varasm.h. Use standard gt_ggc names for marker functions.
10922 (mark_pool_constant): Delete.
10923 (mark_varasm_status): Delete.
10924 (decode_rtx_const): #if 0 out non-typesafe hack.
10925
10926 * function.h (free_lang_status): Mark as obsolete.
10927 * function.c (free_lang_status): Mark as obsolete.
10928 * c-decl.c (push_c_function_context): Use GC to allocate and free
10929 struct language_function.
10930 (pop_c_function_context): Likewise.
10931 * c-common.c (mark_c_language_function): Mark struct
10932 language_function.
10933
10934 * doc/tm.texi (Per-Function Data): Don't document free_machine_status.
10935 Document that the machine_function structures must be allocated
10936 using GC. Update mark_machine_status documentation.
10937 * function.h: Don't declare free_machine_status.
33005162 10938 * function.c (free_machine_status): Don't define.
e2500fed
GK		 10939 (free_after_compilation): Don't call free_machine_status.
10940 (ggc_mark_struct_function): Mark f->machine. Call
10941 mark_machine_status only on non-NULL pointers.
10942 * system.h: Poison free_machine_status.
10943 * config/xtensa/xtensa.c (xtensa_init_machine_status): Use GC on
10944 struct machine_function.
10945 (xtensa_free_machine_status): Delete.
10946 (override_options): Don't set free_machine_status.
10947 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
10948 free_machine_status.
10949 (rs6000_init_machine_status): Use GC on struct machine_function.
10950 (rs6000_free_machine_status): Delete.
10951 * config/ia64/ia64.c (ia64_init_machine_status): Use GC on struct
10952 machine_function.
10953 (ia64_mark_machine_status): Likewise.
10954 (ia64_free_machine_status): Delete.
10955 (ia64_override_options): Don't set free_machine_status.
10956 * config/i386/i386.c (override_options): Don't set
10957 free_machine_status.
10958 (ix86_init_machine_status): Use GC on struct machine_function.
10959 (ix86_mark_machine_status): Likewise.
10960 (ix86_free_machine_status): Delete.
10961 * config/d30v/d30v.c: (d30v_init_machine_status): Use GC on struct
10962 machine_function.
10963 (d30v_mark_machine_status): Likewise.
10964 (d30v_free_machine_status): Delete.
10965 (d30v_init_expanders): Don't set free_machine_status.
10966 * config/arm/arm.c (arm_mark_machine_status): Use GC on struct
10967 machine_function.
10968 (arm_init_machine_status): Likewise.
10969 (arm_free_machine_status): Delete.
10970 (arm_init_expanders): Don't set free_machine_status.
10971 * config/alpha/alpha.c (override_options): Don't set
10972 free_machine_status.
10973 (alpha_init_machine_status): Use GC on struct machine_function.
10974 (alpha_mark_machine_status): Likewise.
10975 (alpha_free_machine_status): Delete.
10976
10977 * varasm.c (compare_constant): Fix typo.
10978
10979 * varasm.c: Don't include obstack.h.
10980 (struct varasm_status): x_const_rtx_hash_table is a hash of rtxes.
10981 (struct rtx_const): Give substructures names, improve formatting.
10982 (struct constant_descriptor): Delete.
10983 (struct constant_descriptor_tree): New, based on constant_descriptor.
10984 (const_hash_table): Is a hash table of trees.
10985 (mark_const_hash_entry): Is used for hashes of trees. Mark
10986 constant_descriptor_tree structure.
10987 (mark_const_str_htab_1): Mark deferred_string structure.
10988 (compare_constant): Rewrite to compare trees.
10989 (compare_constant_1): Delete.
10990 (record_constant): Delete.
10991 (record_constant_1): Delete.
10992 (output_constant_def): Use struct constant_descriptor_tree.
10993 Don't duplicate trees twice.
10994 (struct constant_descriptor_rtx): New.
10995 (struct pool_constant): Used for rtx constants.
10996 (init_varasm_status): Update for change to struct varasm_status.
10997 (mark_varasm_status): Likewise.
10998 (free_varasm_status): Delete.
10999 (compare_constant_rtx): Rewrite to handle constant_descriptor_rtx.
11000 (record_constant_rtx): Likewise.
11001 (mem_for_const_double): Update to use struct constant_descriptor_rtx.
11002 (force_const_mem): Likewise.
11003 * Makefile.in (varasm.o): Doesn't depend on obstack.h.
11004 * function.c (free_after_compilation): Don't use free_varasm_status.
11005 * function.h: Don't prototype free_varasm_status.
11006
11007 * ggc-common.c (ggc_realloc): Handle X being NULL.
11008
11009 * ggc-common.c (ggc_realloc): New function.
11010 * ggc.h: Prototype it.
11011 * emit-rtl.c (free_emit_status): Delete.
11012 (init_emit): Allocate emit subarrays using GC.
11013 (gen_reg_rtx): Reallocate subarrays using GC.
11014 (init_emit): Use GC to allocate 'struct emit_status' and its
11015 subarrays.
11016 (mark_emit_status): Mark structure and its subarrays.
11017 * stmt.c (free_stmt_status): Delete.
11018 * expr.c (free_expr_status): Delete.
11019 * function.h: Remove prototypes for deleted functions.
11020 * function.c (free_after_compilation): Don't use deleted functions.
11021 Don't call free() on x_parm_reg_stack_loc.
11022 (free_after_parsing): Don't use free_stmt_status.
11023 (assign_parms): Use GC to allocate and resize x_parm_reg_stack_loc.
11024 (mark_function_status): Mark x_parm_reg_stack_loc.
11025
11026 * varasm.c (init_varasm_status): Use GC to allocate
11027 'struct varasm_status' and its fields x_const_rtx_hash_table
11028 and x_const_rtx_sym_hash_table.
11029 (mark_varasm_status): Mark them.
11030 (free_varasm_status): Use GC to free them.
11031 * expr.c (init_expr): Use GC to allocate 'struct expr_status'.
11032 (mark_expr_status): Mark the structure itself.
11033 (free_expr_status): Use GC to free the structure.
11034 * stmt.c (free_stmt_status): Use GC to free 'struct stmt_status'.
11035 (mark_stmt_status): Mark the 'struct stmt_status' itself.
11036 (init_stmt_for_function): Allocate the structure for GC.
11037
11038 * dwarf2out.c (lookup_type_die): Use TYPE_SYMTAB_DIE.
11039 (equate_type_number_to_die): Likewise.
11040 * tree.h (TYPE_SYMTAB_DIE): New macro.
11041 (struct die_struct): Predeclare.
11042 (struct tree_type): Add field symtab.die. Add a tag
11043 to the union type of field symtab.
11044
11045 * varray.h (VARRAY_RTVEC_INIT): A varray of rtvec contains
11046 'struct rtvec_def *', not 'struct rtvec_def'.
11047
11048 * function.h (original_arg_vector): Make a real rtvec.
11049 * function.c (ggc_mark_struct_function): Adjust.
11050 * integrate.c (expand_inline_function): Adjust.
11051
b655555e
JT		 110522002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
11053
11054 * config.gcc (sh5-*-netbsd*, sh5l*-*-netbsd*)
11055 (sh64-*-netbsd*, sh64l*-*-netbsd*): New targets.
11056 * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN)
11057 (TARGET_VERSION_CPU): Define according to the
11058 default target.
11059 (TARGET_VERSION): Use TARGET_VERSION_ENDIAN and
11060 TARGET_VERSION_CPU.
11061 (TARGET_OS_CPP_BUILTINS): Use NETBSD_OS_CPP_BUILTINS_LP64
11062 if TARGET_SHMEDIA64.
11063 (LINK_DEFAULT_CPU_EMUL): Define according to the
11064 default target.
11065 (SUBTARGET_LINK_EMUL_SUFFIX): Define.
11066 (SUBTARGET_LINK_SPEC): Define.
11067 (LINK_SPEC): Use SH_LINK_SPEC.
11068 (ASM_SPEC): Remove.
11069 (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
11070 (FUNCTION_PROFILER): Add cases for TARGET_SHMEDIA32
11071 and TARGET_SHMEDIA64 which abort, for now.
11072 * config/sh/t-netbsd-sh5: New file.
11073 * config/sh/t-netbsd-sh5-32: New file.
11074 * config/sh/t-netbsd-sh5-64: New file.
11075
6d8fd7bb
RH		 110762002-06-03 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
11077 Richard Henderson <rth@redhat.com>
11078
11079 * config/alpha/alpha.c (reg_or_const_int_operand): New.
11080 (some_operand, input_operand): Accept CONST_VECTOR.
11081 (alpha_extra_constraint): Add 'W'.
11082 (alpha_expand_zap_mask): New.
11083 (alpha_expand_builtin_vector_binop): New.
11084 (enum alpha_builtin): New.
11085 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): New.
11086 (alpha_init_builtins, alpha_expand_builtin): New.
11087 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): New.
11088 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): New.
11089 (PREDICATE_CODES): Update.
11090 * config/alpha/alpha-protos.h: Update.
11091 * config/alpha/alpha.md (UNSPEC_CMPBGE, UNSPEC_ZAP,
11092 UNSPEC_AMASK, UNSPEC_IMPLVER, UNSPEC_PERR, UNSPECV_RPCC): New.
11093 (movv8qi, movv8qi_fix, movv8qi_nofix): New.
11094 (movv4hi, movv4hi_fix, movv4hi_nofix): New.
11095 (movv2si, movv2si_fix, movv2si_nofix): New.
11096 (uminv8qi3, sminv8qi3, uminv4hi3, sminv4hi3): New.
11097 (umaxv8qi3, smaxv8qi3, umaxv4hi3, smaxv4hi3): New.
11098 (builtin_cmpbge, builtin_extql, builtin_extqh, builtin_zap,
11099 builtin_zap_1, builtin_zapnot, builtin_zapnot_1, builtin_amask,
11100 builtin_implver, builtin_rpcc, builtin_minub8, builtin_minsb8,
11101 builtin_minuw4, builtin_minsw4, builtin_maxub8, builtin_maxsb8,
11102 builtin_maxuw4, builtin_maxsw4, builtin_perr, builtin_pklb,
11103 pklb, builtin_pkwb, pkwb, builtin_unpkbl, unpkbl,
11104 builtin_unpkbw, unpkbw): New.
11105 * doc/extend.texi (Alpha Built-in Functions): New.
11106
618939de
RH		 111072002-06-03 Richard Henderson <rth@redhat.com>
11108
11109 * crtstuff.c (__EH_FRAME_BEGIN__): Conditionalize on
11110 USE_EH_FRAME_REGISTRY, not EH_FRAME_SECTION_NAME.
11111
73db7137
RH		 111122002-06-03 Richard Henderson <rth@redhat.com>
11113
6933647a
RH		 11114 * config/alpha/alpha-protos.h: Eliminate unneeded ifdefs.
11115
73db7137
RH		 11116 * config/alpha/alpha.c (reg_or_0_operand): Use CONST0_RTX.
11117 (const0_operand): New.
11118 (reg_or_fp0_operand, fp0_operand): Remove.
11119 * config/alpha/alpha.h (PREDICATE_CODES): Update.
11120 * config/alpha/alpha-protos.h: Update.
11121 * config/alpha/alpha.md: Replace all uses of reg_or_fp0_operand
11122 and fp0_operand with reg_or_0_operand and const0_operand.
11123
a6f7c915
DN		 111242002-06-03 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
11125
11126 * alias.c (nonoverlapping_memrefs_p): Fix off by one error.
11127
b2f02503
RS		 111282002-06-03 Roger Sayle <roger@eyesopen.com>
11129
11130 * gcse.c (cprop_jump): Use single_set to get the pattern
11131 from the setcc argument.
11132
4fcc2065
GDR		 111332002-06-03 Gabriel Dos Reis <gdr@codesourcery.com>
11134
33005162 11135 * diagnostic.h (diagnostic_count): Move from output_buffer to
4fcc2065
GDR		 11136 diagnostic_context.
11137 (diagnostic_kind_count): Adjust definition.
11138
5204d665
JH		 11139Mon Jun 3 19:11:53 CEST 2002 Jan Hubicka <jh@suse.cz>
11140
11141 * except.c (except.c): Do not rebuild CFG.
11142 * toplev.c (rest_of_compilation): Recompute CFG after sibcall
11143 optimization.
11144
0478a14c
JH		 11145Mon Jun 3 11:53:01 CEST 2002 Jan Hubicka <jh@suse.cz>
11146
11147 * integrate.c (copy_insn_list): Properly pace the INSN_SCOPE copies.
11148 * toplev.c: Include cfglahout.h
11149 * Makefile.in (toplev.c): Add dependnecy.
11150
30efe578
NB		 111512002-06-03 Neil Booth <neil@daikokuya.demon.co.uk>
11152
11153 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): New.
11154 (CPP_CPU32_SPEC, CPP_CPU64_SPEC): Kill.
11155 (CPP_CPUCOMMON_SPEC): Rename CPP_CPU_SPEC.
11156
a782515b
JT		 111572002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
11158
11159 * config/ns32k/netbsd.h: Update copyright years.
11160 (TARGET_OS_CPP_BUILTINS): Define.
11161 (CPP_PREDEFINES): Remove.
11162 * config/ns32k/ns32k.h (CPP_PREDEFINES): Remove.
11163 (TARGET_CPU_CPP_BUILTINS): Define.
11164
0fb7aeda
KH		 111652002-06-02 Kazu Hirata <kazu@cs.umass.edu>
11166
589005ff 11167 * emit-rtl.c: Fix formatting.
0fb7aeda
KH		 11168 * errors.h: Likewise.
11169 * except.c: Likewise.
11170 * explow.c: Likewise.
11171 * expmed.c: Likewise.
11172 * expr.c: Likewise.
11173 * expr.h: Likewise.
11174
1c8ec18b
KH		 111752002-06-02 Kazu Hirata <kazu@cs.umass.edu>
11176
11177 * config/h8300/elf.h: Fix formatting.
11178 * config/h8300/rtems.h: Likewise.
11179
86cb04f6
JT		 111802002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
11181
11182 * config/rs6000/netbsd.h (DRAFT_V4_STRUCT_RET): Remove.
11183
5d83269d
TT		 111842002-06-02 Tom Tromey <tromey@redhat.com>
11185
11186 * fixinc/fixincl.x: Rebuilt.
11187 * fixinc/inclhack.def (thread_keyword): Match `*__thread'.
11188
62f6a494
NB		 111892002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
11190
11191config/i370:
11192 * i370.h (TARGET_CPU_CPP_BUILTINS): Use.
11193 * linux.h: Use TARGET_OS_CPP_BUILTINS rather than CPP_PREDEFINES.
11194 * mvs.h: Similarly.
11195 * oe.h: Similarly.
11196
0acb0203
JH		 11197Mon Jun 3 00:18:20 CEST 2002 Jan Hubicka <jh@suse.cz>
11198
11199 * final.c (final): Allow notes to not have computed addresses;
11200 kill no longer needed STACK_REGS ifdef.
11201
ada8d98a
RH		 112022002-06-02 Richard Henderson <rth@redhat.com>
11203
11204 * gcse.c (bypass_conditional_jumps): Fix typo last change.
11205
ba4f7968
JH		 11206Sun Jun 2 23:02:11 CEST 2002 Jan Hubicka <jh@suse.cz>
11207
ada8d98a
RH		 11208 * loop.c (emit_prefetch_instructions): Properly place the address
11209 computation.
ba4f7968
JH		 11210
11211Sun Jun 2 22:56:48 CEST 2002 Jan Hubicka <jh@suse.cz>
11212
11213 * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
11214 (set_block_for_insn): Turn into macro.
11215 * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
11216 * cfglayout.c (insn_scopes): Kill.
11217 (scope_to_insns_initialize): Do not use insn_scopes.
11218 (scope_to_insns_finalize): Likewise.
11219 (duplicate_insn_chain): Likewise.
11220 (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
11221 * cfgrtl.c (basic_block_for_insn): Kill.
11222 (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
11223 (create_basic_block_structure): Use reorder_insns.
11224 (compute_bb_for_insn): Do not use basic_block_for_insn.
11225 (merge_blocks_nomove): Likewise.
11226 (update_bb_for_insn): Likewise.
11227 (verify_flow_info): Likewise.
11228 (set_block_for_insn): Kill.
11229 * combine.c (try_combine): Update gen_rtx_INSN call.
11230 * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
11231 (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
11232 scopes and BBs.
11233 (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
11234 (emit_note_before, emit_note_after, emit_line_note_after, emit_note):
11235 Clear BB.
11236 (emit_insns_after): Simplify.
11237 (emit_copy_of_insn_after): Copy scope.
11238 * final.c (final_start_function): Lower scopes.
11239 * flow.c (check_function_return_warnings): Do not rely on deleted insn.
11240 * integrate.c (copy_insn_list): Cope scopes.
11241 * jump.c (duplicate_loop_exit_test): LIkewise; simplify.
11242 * loop.c (loop_optimize): Do not care block notes.
11243 * print-rtl.c (print_rtx): Print BB.
11244 * recog.c (apply_change_group): Simplify.
11245 * rtl.c (copy_rtx): Handle 'B'.
11246 * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
11247 * rtl.h (Field accessors): Update indexes.
11248 * sched-ebb.c (schedule_ebbs): Do not lower notes.
11249 * sched-rgn.c (schedule_insns): Likewise.
11250 * toplev.c (rest_of_compilation): Lower notes.
11251 * unroll.c (unroll_loop): Do not care scoping notes.
11252 (copy_loop_body): Copy scopes.
11253
537fc532
NB		 112542002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
11255
11256config/h8300:
11257 * elf.h: Use TARGET_OS_CPP_BUILTINS rather than
11258 SUBTARGET_SPEC.
11259 * rtems.h: Similarly.
11260 * h8300.h (CPP_PREDEFINES, CPP_SPEC, SUBTARGET_CPP_SPEC,
11261 EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
11262 (TARGET_CPU_CPP_BUILTINS): Use.
11263
ab780373
RH		 112642002-06-02 Richard Henderson <rth@redhat.com>
11265
11266 * alias.c: Include target.h.
11267 (mark_constant_function): Use targetm.binds_local_p instead
11268 of checking TREE_PUBLIC ourselves.
11269 * Makefile.in (alias.o): Add TARGET_H.
11270
b9305c66
NB		 112712002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
11272
11273 * c-lex.c: Update copyright and file description.
11274
0ac3e0c4
NB		 112752002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
11276
11277 * config/fr30/fr30.h: Update to new CPP macros.
11278
be3a1d46
NB		 112792002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
11280
11281 * config/dsp16xx/dsp16xx.h: Update to new CPP macros.
11282
ceeedfc1 112832002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
a8fd5963 11284 Zack Weinberg <zack@codesourcery.com>
ceeedfc1
NB		 11285
11286 * c-common.c (c_common_init): Override cpplib's default
11287 warn_long_long setting.
11288 * c-lex.c (lex_number): Replace with interpret_integer,
11289 interpret_float, narrowest_unsigned_type and
11290 narrowest_signed_type, taking advantage of the new
11291 cpplib functionality.
11292 * cpperror.c (_cpp_begin_message): If a warning is turned
11293 into an error, avoid printing "warning:".
11294 * cppexp.c (cpp_num_sign_extend): New.
11295 * cppinit.c: Update comment.
11296 * cpplib.h (cpp_num_sign_extend): New.
11297 * tree.h: Update comment.
11298
27e511e0
GDR		 112992002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
11300
11301 * diagnostic.h (struct diagnostic_context): Add new member
33005162 11302 internal_error.
27e511e0
GDR		 11303 (internal_error_function): Remove declaration.
11304 * diagnostic.c (internal_error_function): Remove definition..
11305 (internal_error): Adjust use.
11306
818b6b7f
RH		 113072002-06-02 Richard Henderson <rth@redhat.com>
11308
11309 * rtl.h (CC0_P): New.
11310 * gcse.c (cprop_jump): Use it with single_set. Tweak dump text.
11311 (cprop_insn): Allow any mode register; use CC0_P. CSE out single_set.
11312 (bypass_block): Save old dest block for dump text.
11313 (bypass_conditional_jumps): Allow any mode register; use CC0_P.
11314 Allow only true SET insns, not single_set.
11315
167143a0
GDR		 113162002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
11317
11318 * diagnostic.c (diagnostic_finish): Rename to output_flush.
11319 (clear_disgnostic_info): Rename to output_clear_data. Use false
11320 instead of 0 for boolean value.
11321 Adjust function call throughout.
11322
eae4bc56
JH		 11323Sun Jun 2 19:15:27 CEST 2002 Jan Hubicka <jh@suse.cz>
11324
11325 * cfgrtl.c (commit_one_edge_insertion): Fix warning.
11326 * gcse.c (bypass_conditional_jumps): CSE out single_set call.
11327
9eb404a0
NB		 113282002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
11329
11330 * d30v.h (CPP_PREDEFINES): Replace with
11331 (TARGET_CPU_CPP_BUILTINS): New.
11332
53e8b0b8
RS		 113332002-06-02 Roger Sayle <roger@eyesopen.com>
11334
11335 * config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
11336
92e34b67
JH		 11337Sun Jun 2 12:11:52 CEST 2002 Jan Hubicka <jh@suse.cz>
11338
11339 * gcse.c (bypass_conditional_jumps): Use single set to obtain set.
11340
e7e9d242
RH		 113412002-06-02 Richard Henderson <rth@redhat.com>
11342
11343 * rtlanal.c (volatile_refs_p): Not automatically true for CALL.
11344
9af145ae
MM		 113452002-06-02 Marek Michalkiewicz <marekm@amelek.gda.pl>
11346
11347 Support for C++ constructors/destructors.
11348 * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
11349 instead of looping if main() returns.
11350 (asm_file_start): Output global symbols that cause .data and .bss
11351 initialization code to be linked in, unconditionally for now.
11352 (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
11353 * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
11354 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
11355 (LIBSTDCXX): New.
11356 * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
11357 (__tablejump__): New.
11358 (__do_copy_data, __do_clear_bss): New.
11359 (__do_global_ctors, __do_global_dtors): New.
11360 * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
11361 _ctors, _dtors.
11362
0d66ad57
NB		 113632002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
11364
11365 * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
11366 (CPP_SPEC, CPP_PREDEFINES): Kill.
11367 * c4x/rtems.h (CPP_PREDEFINES): Kill.
11368 (TARGET_OS_CPP_BUILTINS): New.
11369
5c856b23
JH		 11370Sat Jun 1 23:29:51 CEST 2002 Jan Hubicka <jh@suse.cz>
11371
11372 * Makefile.in (tracer.o): New.
11373 * params.def (TRACER_*): New options.
11374 * rtl.h (tracer): Declare.
11375 * timevar.def (TV_TRACER): New.
11376 * toplev.c (dump_file_index): Add DFI_tracer.
11377 (dump_file_info): Add tracer.
11378 (flag_tracer): New.
11379 (lang_indepdenent_options): Add tracer.
11380 (rest_of_compilation): Call tracer.
11381 * tracer.c: New file.
11382 * invoke.texi (-ftracer): Document.
11383 (--param tracer-*): Document.
11384
e2405951
DB		 113852002-06-01 Daniel Berlin <dberlin@dberlin.org>
11386
11387 * tree-inline.c (expand_call_inline): Make the statement
33005162 11388 expression we generate have a COMPOUND_STMT.
e2405951 11389
0e3f0221
RS		 113902002-06-01 Roger Sayle <roger@eyesopen.com>
11391
11392 * gcse.c (cprop_cc0_jump): Function deleted.
11393 (cprop_jump): Take an additional argument which is the possibly
11394 NULL cc setting insn immediately before the conditional jump.
11395 When a MODE_CC set is present, substitute it into the JUMP_INSN
11396 before attempting the constant propagation.
11397 (cprop_insn): Recognize cc setters followed by conditional jumps
11398 as a special case. Use cprop_jump instead of cprop_cc0_jump.
11399 (cprop_one_pass): Call bypass_conditional_jumps if altering jumps.
11400 (find_bypass_set): New function based upon find_avail_set used by
11401 cprop, but finds constant expressions available at the end of
11402 basic blocks.
11403 (bypass_block): New function. Given a basic block that begins
11404 with a conditional jump and multiple incoming edges, perform
11405 the jump bypass optimization.
11406 (bypass_conditional_jumps): New function. Call bypass_block with
11407 each suitable basic block in the CFG using a simple single pass.
11408
378393da
RS		 114092002-06-01 Roger Sayle <roger@eyesopen.com>
11410
11411 * tree.c (real_minus_onep): New function to test for -1.0.
11412 * fold-const.c (fold) [MULT_EXPR]: Optimize -1.0*x into -x.
11413
01c58f26
RS		 114142002-06-01 Roger Sayle <roger@eyesopen.com>
11415
11416 * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
11417 and "!p && !q" into "(p|q) == 0" under suitable conditions.
11418
91b12472
AJ		 114192002-06-01 Andreas Jaeger <aj@suse.de>
11420
11421 * cppexp.c (cpp_classify_number): Cast precission to int for
11422 correct printf format.
11423
01e9ae86
MM		 114242002-06-01 Marek Michalkiewicz <marekm@amelek.gda.pl>
11425
11426 * config/avr/avr.c (avr_mcu_types): Remove devices that were once
11427 expected, but don't really exist: atmega83, atmega85, attiny10.
11428 * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
11429 emulations for all devices.
11430 (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
11431 * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
11432
be1e06df
KH		 114332002-06-01 Kazu Hirata <kazu@cs.umass.edu>
11434
11435 * config/h8300/h8300-protos.h: Add a prototype for
11436 h8300_shift_needs_scratch_p.
11437 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
11438 * config/h8300/h8300.h (OK_FOR_R): New.
11439 (OK_FOR_S): Likewise.
11440 (OK_FOR_T): Likewise.
11441 (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
11442 * config/h8300/h8300.md (anonymous shift patterns): Use
11443 constraints R, S, and T.
11444
2ecfd709
ZD		 11445Sat Jun 1 11:23:22 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11446
11447 * basic-block.h (struct basic_block_def): New field loop_father.
11448 (BB_VISITED): New flag.
11449 (struct loop): New field pred, removed field shared.
11450 (struct loops): New field parray.
11451 (LOOP_EXITS_DOMS): Removed.
11452 (flow_loop_tree_node_add, flow_loop_tree_node_remove,
11453 flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
11454 dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
11455 add_bb_to_loop, remove_bb_from_loops, find_common_loop,
11456 verify_loop_structure): Declare.
11457 * cfg.c (entry_exit_blocks): Initialize loop_father field.
11458 * cfganal.c (dfs_enumerate_from): New function.
11459 * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
11460 (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
11461 flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
11462 flow_loop_dump, flow_loops_dump, flow_loops_free,
11463 flow_loop_tree_node_add, flow_loop_level_compute,
11464 flow_loops_level_compute, flow_loop_scan, flow_loops_update,
11465 flow_loop_outside_edge_p): Modified for new infrastructure.
11466 (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
11467 redirect_edge_with_latch_update, flow_loop_free): New static functions.
11468 (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
11469 get_loop_body, add_bb_to_loop, remove_bb_from_loops,
11470 find_common_loop, verify_loop_structure, loop_latch_edge,
11471 loop_preheader_edge): New functions.
11472 (flow_loops_cfg_dump): Do not show dominators, as this information
11473 does not remain up to date long.
11474 (flow_loops_find): Store results in new format.
11475 * predict.c (propagate_freq, estimate_probability,
11476 estimate_loops_at_level, estimate_bb_frequencies): Use new loop
11477 infrastructure.
11478
d9763749 114792002-06-01 Alan Lehotsky <apl@alum.mit.edu>
91b12472 11480
d9763749
AL		 11481 * except.c (nothrow_function_p): Walk epilogue delay list
11482 checking the insn, not the chain for potential throws.
91b12472 11483
1e730c5c
ZW		 114842002-05-31 Zack Weinberg <zack@codesourcery.com>
11485
11486 * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
11487 (install): Refer to install-cpp directly.
11488 (uninstall-cpp): Folded into uninstall rule.
11489 * configure.in: Delete all code relating to --disable-cpp.
11490 * configure: Regenerate.
11491 * config/t-install-cpp: Delete.
11492
6f9b006d
RH		 114932002-05-31 Richard Henderson <rth@redhat.com>
11494
11495 * configure.in (HAVE_AS_TLS): Add alpha tests.
11496 * configure: Rebuild.
11497 * config/alpha/alpha.c (TARGET_AS_TLS): New.
11498 (alpha_tls_size, alpha_tls_size_string): New.
11499 (overide_options): Set it. Always install machine_status hooks.
11500 (input_operand): Accept got tls predicates.
11501 (local_symbol_p): Merge into ...
11502 (local_symbolic_operand): ... here. Reject tls symbols.
11503 (global_symbolic_operand): Likewise.
11504 (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
11505 (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
11506 (tp16_symbolic_operand, tp32_symbolic_operand): New.
11507 (gottp_symbolic_operand, tls_symbolic_operand_type): New.
11508 (alpha_encode_section_info): Handle TLS symbols.
11509 (alpha_strip_name_encoding): Likewise.
11510 (alpha_legitimate_address_p): Likewise.
11511 (alpha_legitimize_address): Likewise.
11512 (alpha_expand_mov): Early exit to avoid nop moves.
11513 (struct machine_function): Move from unicosmk.h. Add some_ld_name.
11514 (alpha_init_machine_status, alpha_mark_machine_status,
11515 alpha_free_machine_status): Always define.
11516 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
11517 (print_operand, print_operand_address): Add TLS relocs.
11518 * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
11519 (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
11520 (TARGET_SWITCHES): Add -mtls-kernel.
11521 (alpha_tls_size, alpha_tls_size_string): New.
11522 (TARGET_OPTIONS): Add -mtls-size=.
11523 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
11524 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
11525 (ASM_OUTPUT_LABELREF): Skip %.
11526 (PRINT_OPERAND_PUNCT_VALID_P): Add &.
11527 (PREDICATE_CODES): Update.
11528 * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
11529 UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
11530 UNSPEC_TP, UNSPECV_SET_TP): New.
11531 (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
11532 adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
11533 set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
11534 movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
11535 (call_value_osf_2_er): Accept anything as op4.
11536 * config/alpha/alpha-protos.h: Update.
11537 * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
11538
39e5db1a
ZW		 115392002-05-31 Zack Weinberg <zack@codesourcery.com>
11540
11541 * cppinit.c (append_include_chain): Always pay attention to
11542 cxx_aware when setting new->sysp. Remove ATTRIBUTE_UNUSED
11543 marker on argument.
11544
41077ce4
KH		 115452002-05-31 Kazu Hirata <kazu@cs.umass.edu>
11546
11547 * target.h: Fix formatting.
11548 * timevar.h: Likewise.
11549 * tlink.c: Likewise.
11550 * toplev.c: Likewise.
11551 * toplev.h: Likewise.
11552 * tree.c: Likewise.
11553 * tree-dump.h: Likewise.
11554 * tree.h: Likewise.
11555 * tree-inline.h: Likewise.
11556 * unroll.c: Likewise.
11557 * unwind-dw2.c: Likewise.
11558 * unwind-dw2-fde.c: Likewise.
11559 * unwind-dw2-fde-glibc.c: Likewise.
11560 * unwind-dw2-fde.h: Likewise.
11561 * unwind.h: Likewise.
11562 * unwind-sjlj.c: Likewise.
11563 * varasm.c: Likewise.
11564 * varray.h: Likewise.
11565 * vmsdbg.h: Likewise.
11566 * vmsdbgout.c: Likewise.
11567 * xcoffout.h: Likewise.
11568
b2e426a0
IS		 115692002-05-31 Igor Shevlyakov <igor@microunity.com>
11570
1e730c5c 11571 * expr.c (compare_from_rtx): Generate comparison between op0 and op1
b2e426a0
IS		 11572 rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
11573
8b968bd1
MW		 115742002-05-31 Matthew Woodcraft <mattheww@chiark.greenend.org.uk>
11575
11576 * gcc.c (cpp_unique_options): Remove "-d" options.
11577 (cpp_debug_options): New spec string.
11578 (default_compilers): Use it.
11579 * objc/lang-specs.h: Likewise.
11580
5c35940c
NN		 115812002-05-31 Nathanael Nerode <neroden@twcny.rr.com>
11582
1e730c5c 11583 * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
5c35940c
NN		 11584 BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
11585 * gcc/mklibgcc.in: Likewise.
11586 * gcc/config/arc/t-arc: Likewise.
11587 * gcc/configure.in: Likewise.
11588 * gcc/configure: Regenerate.
11589
8b496ceb
SS		 115902002-05-31 Stan Shebs <shebs@apple.com>
11591 Turly O'Connor <turly@apple.com>
11592
11593 * c-decl.c (struct binding_level): Change int field n_incomplete
11594 to tree list incomplete_list.
11595 (clear_binding_level): Init field with NULL.
11596 (pushdecl): Add incomplete type to list.
11597 (mark_binding_level): Mark the incomplete list.
11598 (finish_struct): Scan the incomplete list for types instead
11599 of all decls in the current binding level.
11600
4722213d
JDA		 116012002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
11602
11603 * pa.c (output_millicode_call): Add missing '%' characters.
11604 (output_call): Likewise.
11605
1086fcb1
DE		 116062002-05-31 David Edelsohn <edelsohn@gnu.org>
11607
11608 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
11609 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
11610
afdfb380 116112002-05-31 Alan Lehotsky <apl@alum.mit.edu>
91b12472 11612
afdfb380
AL		 11613 * varasm.c (mark_constant_pool): Walk epilogue delay list
11614 checking the insn, not the chain for potential constants.
1e730c5c 11615
f2df45f6
R		 11616Fri May 31 12:38:43 2002 J"orn Rennecke <joern.rennecke@superh.com>
11617
11618 * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
11619
91ea38f9
JH		 11620Fri May 31 13:50:19 CEST 2002 Jan Hubicka <jh@suse.cz>
11621
11622 * i386.c (classify_argument): Properly handle base types.
11623
11624 * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
11625 Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
11626 registers.
11627
10d1bb36
JH		 11628Fri May 31 13:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
11629
11630 * gcse.c (gcse_emit_move_after): New.
11631 (pre_delete, hoist_store): Use it.
11632
11633 * reload1.c (emit_input_reload_insns): Use constrain_operands
11634 instead of constraint_accepts_reg_p to verify optimization.
11635 (constraint_accepts_reg_p): Kill
11636
11637 * reload1.c (reload_cse_delete_noop_set): Kill.
11638 (reload_cse_simplify): use delte_insn_and_edges.
11639
8a72fb76
ZD		 116402002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11641
11642 * cfgloop.c (flow_loops_find): Initialize first and last fields
11643 correctly.
11644
a9da2e5b
NB		 116452002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
11646
11647 * c-common.c (builtin_define_std): Correct logic.
11648
6248c4dd
JDA		 116492002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
11650
11651 * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
11652 (output_call): Likewise.
11653
d499455b
JDA		 116542002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
11655
11656 * pa.c: Move output.h include after tree.h include.
11657 (pa_asm_output_mi_thunk): Constify identifier lab.
11658
2eb2901a
JT		 116592002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
11660
11661 * config/ns32k/ns32k.h: Define named constants for the
11662 bits in target_flags and use them.
11663 * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
11664
806bf413
JDA		 116652002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11666
11667 * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
11668 architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
11669 * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
11670 default scheduling model.
11671 * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
11672 * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
11673 * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
11674 * doc/install.texi (hppa*-*-*): Document default scheduling.
11675
6d8d2bbc
JDA		 116762002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11677
11678 * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
11679
c8eb9785
JT		 116802002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
11681
11682 * config.gcc (ns32k-*-netbsd*): Set tm_file to
11683 "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
11684 * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
11685 netbsd.h, or netbsd-aout.h.
11686
6e2e5b6a
JT		 116872002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
11688
11689 * longlong.h (count_trailing_zeros): Add missing \, and clean up
11690 whitespace in __ns32000__ case.
11691
00182e1e
AH		 116922002-05-31 Aldy Hernandez <aldyh@redhat.com>
11693
1e730c5c
ZW		 11694 * expr.c (expand_expr): Output partially zeroed out vectors with
11695 output_constant_def.
00182e1e 11696
b4eb03fe
JT		 116972002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
11698
11699 * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
11700 (sh-*-netbsdelf*)
11701 (shl*-*-netbsdelf*): New targets.
11702 * config/sh/netbsd-elf.h: New file.
8fd0df91 11703 * config/sh/t-netbsd: New file.
b4eb03fe 11704
261376e7
RH		 117052002-05-30 Richard Henderson <rth@redhat.com>
11706 Eric Botcazou <ebotcazou@multimania.com>
11707
11708 PR optimization/6822
11709 * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
11710 to unsigned int for op1 comparisons. Use gen_int_mode.
11711
ce60bf25
EB		 117122002-05-30 Eric Botcazou <ebotcazou@multimania.com>
11713
11714 * expmed.c (const_mult_add_overflow_p): New.
11715 * expr.h: Declare it.
11716 * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
11717 Don't eliminate the biv if the giv has a constant multiplier and
11718 the rhs argument of the comparison does satisfy the predicate.
11719 Use expand_mult_add to compute the replacement constant.
11720
d18b1ed8
OS		 117212002-05-30 Osku Salerma <osku@iki.fi>
11722
11723 * c-common.c (c_common_attribute_table): Add "may_alias" entry.
11724 (c_common_get_alias_set): Handle it.
11725 * doc/extend.texi: Document it.
11726
a7943381
RH		 117272002-05-30 Richard Henderson <rth@redhat.com>
11728
11729 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
11730 * toplev.c (process_options): Don't check it.
11731 * doc/tm.texi: Don't document it.
11732 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
11733 (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
11734 * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
11735 frame pointer optimization if current_function_profile.
11736
e11e816e
KH		 117372002-05-30 Kazu Hirata <kazu@cs.umass.edu>
11738
11739 * langhooks.c: Fix formatting.
11740 * langhooks.h: Likewise.
11741 * lcm.c: Likewise.
11742 * libgcc2.c: Likewise.
11743 * lists.c: Likewise.
11744 * local-alloc.c: Likewise.
11745 * loop.c: Likewise.
11746 * loop.h: Likewise.
11747
117482002-05-30 Marc Espie <espie@openbsd.org>
11749
11750 * config.gcc (sparc64-*-openbsd*): New.
11751 * config/sparc/openbsd1-64.h: New.
11752 * config/sparc/openbsd64.h: New.
91f0fcee 11753
d35dfca9
JL		 117542002-05-30 Jeff Law <law@redhat.com>
11755
11756 * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
11757 a dead insn with a REG_RETVAL note when the entire libcall is not
11758 dead and remove the associated REG_LIBCALL note at the same time.
11759
81b40b72
R		 11760Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
11761
11762 * lcm.c (output.h): #include.
11763 (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
11764 as an ordinary block.
11765 (optimize_mode_switching): Don't pretend that the exit block is
11766 an ordinary block, or handle sucessors of entry block specially.
11767 Instead, split edges from entry block and to exit block, and
11768 put a computing definition on the thus gained post-entry-block,
11769 and a need on the pre-exit-block.
11770
c8ea9a0f
JH		 11771Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
11772
11773 * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
11774 * rtl.texi: Document 'B'
11775
348f0869
JT		 117762002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
11777
11778 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
11779 at run-time.
11780 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
11781
9a171fcd
AH		 117822002-05-30 Aldy Hernandez <aldyh@redhat.com>
11783
1e730c5c
ZW		 11784 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
11785 const0_rtx instead of NULL_RTX when in error.
11786 (altivec_expand_abs_builtin): Same.
11787 (rs6000_expand_binop_builtin): Same.
11788 (altivec_expand_predicate_builtin): Same.
11789 (altivec_expand_stv_builtin): Same.
11790 (rs6000_expand_ternop_builtin): Same.
11791 (altivec_expand_builtin): Same.
9a171fcd 11792
62a35e60
DM		 117932002-05-29 David S. Miller <davem@redhat.com>
11794
11795 * rtl.h (clear_emit_caches): Delete.
11796 * integrate.c (output_inline_function): Don't call it.
11797 * emit-rtl.c (restore_emit_status, init_emit): Likewise.
11798 (clear_emit_caches): Delete definition.
11799 (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
11800
cbc39da8
HPN		 118012002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
11802
11803 * config/mmix/mmix.c: Include real.h.
11804 (mmix_constant_address_p): Remove redundant test before switch.
11805
50efa737
JT		 118062002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
11807
11808 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
11809 only if not already defined.
11810
2e760b15
KH		 118112002-05-29 Kazu Hirata <kazu@cs.umass.edu>
11812
11813 * config/h8300/h8300-protos.h: Remove prototypes for
11814 ok_for_bclr and small_power_of_two.
11815 * config/h8300/h8300.c (small_power_of_two): Remove.
11816 (ok_for_blcr): Likewise.
11817 (fix_bit_operand): Make WHAT deal with an integer instead of a
11818 constraint character.
11819 * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
11820 (CONST_OK_FOR_P): Likewise.
11821 (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
11822 CONST_OK_FOR_P any more.
11823 * config/h8300/h8300.md (andqi3): Adjust to the new prototype
11824 of fix_bit_operand.
11825 (iorqi3): Likewise.
11826 (xorqi3): Likewise.
11827
e1c293ae
JT		 118282002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
11829
11830 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
11831 (CPP_PREDEFINES): Make sure this is undefined.
11832 (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
11833 since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
11834 or -U__MIPSEB__ before defining one or the other. Instead,
11835 use %(subtarget_endian_default) if neither -EB nor -EL are
11836 specified.
11837 (SUBTARGET_EXTRA_SPECS): Define.
11838 (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
11839 %(netbsd_cpp_spec).
11840
fde6d81f
HPN		 118412002-05-29 Hans-Peter Nilsson <hp@axis.com>
11842
11843 * doc/md.texi (Patterns): Note pattern condition pitfall
11844 for unnamed insn.
11845
92898235
AH		 118462002-05-29 Aldy Hernandez <aldyh@redhat.com>
11847
1e730c5c
ZW		 11848 * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
11849 when TARGET_ALTIVEC. Move handling of generic unary, binary, and
11850 ternary operations from here...
11851 (rs6000_expand_builtin): ...to here.
11852 New argument expandedp.
11853 Change all instances of altivec_expand_binop_builtin to
11854 rs6000_expand_binop_builtin.
11855 (altivec_expand_unop_builtin): Rename to
11856 rs6000_expand_unop_builtin.
11857 (altivec_expand_binop_builtin): Rename to
11858 rs6000_expand_binop_builtin.
11859 (altivec_expand_ternop_builtin): Rename to
11860 rs6000_expand_ternop_builtin.
92898235 11861
67adf6a9
RH		 118622002-05-29 Richard Henderson <rth@redhat.com>
11863
11864 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
11865 (TARGET_BI_ARCH): Likewise.
11866 * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
11867 (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
11868 (TARGET_64BIT_DEFAULT): Default to 0.
11869 (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
11870
145aacc2
RH		 118712002-05-29 Richard Henderson <rth@redhat.com>
11872
11873 * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
11874 (get_pc_thunk_name): New.
11875 (output_set_got): Use it.
11876 (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
11877 into linkonce sections.
11878
a5b49bbc
JT		 118792002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
11880
11881 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11882 (CPP_PREDEFINES): Make sure this is undefined.
11883 (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
11884 (CPP_SUBTARGET_SPEC): Don't provide different versions for
11885 default-32 and default-64. Just always use %(netbsd_cpp_spec).
11886 (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
11887 cpp_subtarget_spec64. Add netbsd_cpp_spec.
11888 * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
11889 (CPP_PREDEFINES): Make sure this is undefined.
11890 (SUBTARGET_EXTRA_SPECS): Define.
11891 (CPP_SPEC): Use %(netbsd_cpp_spec).
11892
54374491
JL		 118932002-05-29 Jeff Law <law@redhat.com>
11894
ae02eae8
JL		 11895 * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
11896
b862c2aa
JL		 11897 * flow.c (propagate_one_insn): Do not remove a dead insn if it
11898 contains a REG_RETVAL note.
11899
d10791ba
JL		 11900 * haifa-sched (sched_analyze): Remove another useless clearing
11901 of SCHED_GROUP_P I missed yesterday.
11902
54374491
JL		 11903 * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
11904 * pa.c (pa_asm_output_mi_thunk): New function.
11905 * pa-protos.h (pa_asm_output_mi_thunk): Declare.
11906
92c392e6
NB		 119072002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
11908 Marek Michalkiewicz <marekm@amelek.gda.pl>
11909
11910 * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
11911 (avr_asm_only_p): Make non-static.
11912 (enum avr_arch): Remove.
11913 (avr_arch_types): New.
11914 (avr_mcu_types): Update.
11915 (avr_override_options): Use avr_arch_types table instead of switch.
11916 * avr.h (CPP_PREDEFINES): Die.
11917 (avr_base_arch_macro, avr_extra_arch_macro): New.
11918 (TARGET_CPU_CPP_BUILTINS): New.
11919 (CPP_SPEC, EXTRA_SPECS): Simplify.
11920 (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
11921 CPP_AVR5_SPEC): Die.
11922
4528173e
JT		 119232002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
11924
11925 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
11926 NETBSD_OS_CPP_BUILTINS_AOUT.
11927 (SUBTARGET_EXTRA_SPECS): Define.
11928 (CPP_SPEC): Use %(netbsd_cpp_spec).
11929
bd09bdeb
RH		 119302002-05-29 Richard Henderson <rth@redhat.com>
11931
11932 * config/i386/i386.c (ix86_output_function_epilogue): New.
11933 (TARGET_ASM_FUNCTION_EPILOGUE): New.
11934 (pic_label_name): Remove.
11935 (pic_labels_used): New.
11936 (ix86_asm_file_end): Emit one pc load stub for each register used.
11937 (output_set_got): Generate deep pc load to any register.
11938 (ix86_select_alt_pic_regnum): New.
11939 (ix86_save_reg): Don't save pic register if we can find a valid
11940 call-clobbered replacement.
11941 (ix86_expand_prologue): If we found a valid replacement, renumber
11942 pic_offset_table_rtx.
11943 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
11944 pic_offset_table_rtx after reload.
11945 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
11946 * config/i386/i386.md (set_got): Make insn, not expander.
11947 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
11948
002ff5bc
RH		 119492002-05-29 Richard Henderson <rth@redhat.com>
11950
11951 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
11952 alignment for alloca.
11953
edfe8595
RH		 119542002-05-29 Richard Henderson <rth@redhat.com>
11955
11956 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
11957 (print_operand_address): Only add rip for symbolic addresses
11958 for which we do not have another relocation type.
11959
cd7714ee
JT		 119602002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
11961
11962 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11963 (EXTRA_SPECS): Add netbsd_cpp_spec.
11964 (CPP_SPEC): Use %(netbsd_cpp_spec).
11965 (CPP_PREDEFINES): Remove.
11966 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
11967 (EXTRA_SPECS): Define.
11968 (CPP_SPEC): Use %(netbsd_cpp_spec).
11969 (CPP_PREDEFINES): Remove.
11970
8dc901de
NB		 119712002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
11972
11973 PR preprocessor/6844
11974 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
11975 NUL.
11976
2274b31a
EC		 119772002-05-29 Eric Christopher <echristo@redhat.com>
11978
11979 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
11980 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
11981
5c7666c1
NC		 119822002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
11983
11984 * config/fr30/fr30.md: Remove previous restriction on splits.
11985 Enforce conformance through gen_lowpart and cont_int_operand.
1e730c5c 11986 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
5c7666c1
NC		 11987 as the assembler does not support ".bss".
11988
45beef47
JT		 119892002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
11990
11991 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11992 (CPP_PREDEFINES): Remove.
11993 (SUBTARGET_EXTRA_SPECS): Define.
11994 (CPP_SPEC): Use %(netbsd_cpp_spec).
11995 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
11996 (CPP_PREDEFINES): Remove.
11997 (SUBTARGET_EXTRA_SPECS): Define.
11998 (CPP_SPEC): Use %(netbsd_cpp_spec).
11999 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
12000 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
12001 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
12002 Add netbsd_cpp_spec.
12003 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
12004
cd7ab83f
NB		 120052002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
12006 Zack Weinberg <zack@codesourcery.com>
12007
12008 * cppexp.c (cpp_num): Move to cpplib.h.
12009 (CPP_ERROR): Remove.
12010 (interpret_float_suffix, interpret_int_suffix): New.
12011 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
12012 (cpp_classify_number, cpp_interpret_integer): New.
12013 (interpret_number): Remove.
12014 (eval_token): Update to use new routines.
12015 * cpphash.h (cpp_num_part): Move to cpplib.h.
12016 * cppinit.c (cpp_post_options): Set warn_long_long.
12017 * cpplib.h (struct cpp_options): Add warn_long_long.
12018 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
12019 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
12020 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
12021 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
12022 cpp_interpret_integer): New.
12023
61a8515c
JS		 120242002-05-29 Joel Sherrill <joel@OARcorp.com>
12025
12026 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
12027
53a428b5
JT		 120282002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
12029
12030 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
2274b31a
EC		 12031 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
12032 (CPP_SUBTARGET_SPEC): Define.
12033 (SUBTARGET_EXTRA_SPECS): Define.
53a428b5
JT		 12034 (CPP_SPEC): Remove.
12035
45b1f7c7
CL		 120362002-05-29 Chris Lattner <sabre@nondot.org>
12037
1e730c5c
ZW		 12038 * ssa.c (rename_insn_1): Rename uses of undefined registers to
12039 prevent confusion if/when the register is defined.
45b1f7c7 12040
049746c2
HPN		 120412002-05-29 Hans-Peter Nilsson <hp@axis.com>
12042
12043 PR target/6838
12044 * config/cris/cris.md: Fix typos and thinkos in comments.
12045 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
12046 second alternative.
12047 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
12048 ("*mov_sideqi_mem"): Similar, but for operand 3.
12049 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
12050 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
12051 Remove spurious mode specifier on operand 2.
12052
4d4d89e2
KH		 120532002-05-29 Kazu Hirata <kazu@cs.umass.edu>
12054
12055 * config/h8300/h8300-protos.h: Remove the prototype for
12056 o_operand.
12057 Add prototypes for single_one_operand and single_zero_operand.
12058 * config/h8300/h8300.c (o_operand): Remove.
12059 (single_one_operand): New.
12060 (single_zero_operand): Likewise.
12061 (print_operand): For 'V' operand, and the operand with 0xff.
12062 For 'V' and 'W' operands, do not and the bit position with 7.
12063 * config/h8300/h8300.md (various anonymous patterns): Replace
12064 use of exact_log2 with single_one_operand/single_zero_operand.
12065
abd6ddec
UW		 120662002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
12067
12068 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
12069
da06d85a
UW		 120702002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
12071
12072 * config/s390/s390.c (legitimate_pic_operand_p): Do not
12073 accept symbolic LARL operands.
2274b31a 12074 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
da06d85a 12075 epilogue insns.
2274b31a 12076
f8766020
HP		 120772002-05-29 Hartmut Penner <hpenner@de.ibm.com>
12078
12079 * config/s390/s390.md (cmpstr_64/31): Mark whole
2274b31a 12080 input registers as used.
f8766020 12081
66edd3b4
RH		 120822002-05-28 Richard Henderson <rth@redhat.com>
12083
12084 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
12085 not current_function_uses_pic_offset_table and
12086 current_function_uses_const_pool; examine current_function_profile.
12087 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
12088 input to blockage if needed.
12089 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
12090 (legitimize_pic_address): Likewise. Set regs_ever_live for
12091 pic_offset_table_rtx when invoked during reload.
12092 * config/i386/i386.h (FINALIZE_PIC): Remove.
12093 * config/i386/i386.md (tablejump): Reformat. Do not set
12094 current_function_uses_pic_offset_table.
12095 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
12096 (blockage): Accept anything as operand 0.
12097
52f4fff6
JT		 120982002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
12099
12100 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
12101 common CPP built-ins for all NetBSD a.out targets.
12102 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
12103 common CPP built-ins for all NetBSD ELF targets.
12104 * config/netbsd.h: Add missing notice.
12105 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
12106 for all NetBSD targets.
12107 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
12108 for all NetBSD targets using an LP64 code model.
12109 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
12110 NetBSD targets.
12111
e0e577a2
RH		 121122002-05-28 Richard Henderson <rth@redhat.com>
12113
12114 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
12115 update if UPDATE_LIFE_LOCAL.
12116
121172002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
62526ec3
TM		 12118
12119 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
12120
f1a58d92 12121Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
1e730c5c 12122 Jason R. Thorpe <thorpej@wasabisystems.com>
f1a58d92
R		 12123
12124 config/sh reorganization to factor out endianness and coff:
12125
12126 * config/sh/little.h: New file.
1e730c5c
ZW		 12127 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
12128 defined, define to 0 to select big-endian.
f1a58d92 12129 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
1e730c5c
ZW		 12130 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
12131 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
12132 * config/sh/t-be: New file.
12133 * config/sh/t-le: New file.
f1a58d92
R		 12134
12135 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
12136 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
12137 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
12138 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
12139 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
12140 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
12141 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
12142 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
12143 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
12144 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
12145 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
12146 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
12147 (LINK_SPEC): Define to SH_LINK_SPEC.
12148 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
12149 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
12150 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
12151 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
12152 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
12153 * config/sh/coff.h: New file.
12154 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
12155 (TARGET_OBJFMT_CPP_BUILTINS): Define.
12156 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
12157 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
12158 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
12159 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
12160 (PTRDIFF_TYPE): Likewise.
12161 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
12162 (CPP_PREDEFINES): Don't define.
12163 (TARGET_OBJFMT_CPP_BUILTINS): Define.
12164 (LINK_SPEC): Define to SH_LINK_SPEC.
12165 (LINK_EMUL_PREFIX): Redefine.
12166 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
12167 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
12168 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
12169 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
12170 (TARGET_OS_CPP_BUILTINS): Define.
12171 (TARGET_DEFAULT): Redefine.
12172 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
12173 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
12174 (LINK_SPEC): Don't redefine.
12175 (LINK_DEFAULT_CPU_EMUL): Redefine.
12176 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
12177 * sh.c (sh_asm_named_section): Don't declare / define.
12178 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
12179 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
12180 (sh64-*-elf* tm_file): Likewise.
12181 (sh-*-rtemself* tm_file): Likewise.
12182 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
12183 (sh-*-linux* tmake_file): Add sh/t-le.
12184 (sh-*-rtems* tm_file): Add sh/coff.h
12185 (sh-*-* tm_file): Likewise.
12186
12187Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
12188
12189 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
12190 CONSTANT_POOL_ADDRESS_P.
12191
12192 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
12193
d10791ba 121942002-05-28 David Edelsohn <edelsohn@gnu.org>
33a3dfc4
DE		 12195 Jeff Law <law@redhat.com>
12196
64de6c0a
DE		 12197 * optabs.c (expand_binop): Fix nwords sign warnings.
12198 generate pseudo for add_optab.
12199
33a3dfc4
DE		 12200 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
12201 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
12202
972957ba 122032002-05-28 Marc Espie <espie@openbsd.org>
33a3dfc4 12204
2274b31a 12205 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
972957ba
ME		 12206 inherited from gas.h.
12207 (ASM_QUAD): Undef. OpenBSD does not support it.
12208
cc92b8ab
DS		 122092002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
12210
12211 * doc/install.texi (binaries): Change mingw binaries
12212 link to www.mingw.org.
12213
f8088d55
ZD		 122142002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12215
12216 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
12217
0b7ae565
RH		 122182002-05-28 Richard Henderson <rth@redhat.com>
12219
12220 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
12221 bottom alignment for leaf functions.
12222
16069d69
ZW		 122232002-05-28 Zack Weinberg <zack@codesourcery.com>
12224
12225 * config/pa/milli32.S, config/pa/lib1funcs.asm,
12226 config/sparc/sol2-g1.asm: Delete unused files.
12227
04653686
RH		 122282002-05-28 Richard Henderson <rth@redhat.com>
12229
12230 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
12231
f3ea5f6a
RH		 12232 * flow.c (calculate_global_regs_live): Rename call_used to
12233 invalidated_by_call. Initialize from regs_invalidated_by_call
12234 instead of call_used_regs.
12235
923c7cdf
RH		 12236 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
12237 DECL_EXTERNAL.
12238
11ad4784
ZW		 122392002-05-28 Zack Weinberg <zack@codesourcery.com>
12240
8abbd76a
ZW		 12241 * tree.h: Don't include real.h.
12242 Forward-declare struct realvaluetype.
11ad4784
ZW		 12243 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
12244 contain it.
12245 (TREE_REAL_CST_PTR): New accessor.
12246 (TREE_REAL_CST): Update.
12247 * real.h: Include machmode.h.
2274b31a 12248 (realvaluetype): Make it struct realvaluetype, not a typedef.
11ad4784
ZW		 12249 (build_real): Prototype here.
12250
12251 * tree.c: Include real.h.
2274b31a
EC		 12252 (build_real): Allocate the REAL_VALUE_TYPE as a separate
12253 object in GC memory, set TREE_REAL_CST_PTR to point to it.
11ad4784
ZW		 12254 (build_real_from_int_cst): Use build_real.
12255 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
12256 REAL_CST.
12257
12258 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
12259 fold-const.c, print-tree.c, real.c: Include real.h.
12260 * Makefile.in: Update dependency lists.
12261
bf77398c
ZD		 122622002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12263
12264 * basic-block.h (last_basic_block): Declare.
12265 (expunge_block_nocompact): Declaration removed.
12266 (compact_blocks): Declare.
12267 * cfg.c (last_basic_block): New variable.
12268 (expunge_block_nocompact): Removed.
12269 (expunge_block): Do not compact basic blocks.
12270 (compact_blocks): New.
12271 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
12272 longer change.
12273 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
12274 last_basic_block.
12275 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
12276 real positions of blocks.
12277 (delete_unreachable_blocks): Simplified -- quadratic behavior now
12278 cannot occur.
12279 (cleanup_cfg): Compact blocks.
12280 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
12281 basic_block_info varray.
12282 (flow_delete_block): Comment update.
12283 (back_edge_of_syntactic_loop_p): Modify position check code.
12284 (verify_flow_info): Update checking.
12285 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
12286 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
12287 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
12288 indices no longer change.
12289 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
12290 last_basic_block.
12291 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
12292 * profile.c (branch_prob): Compact blocks.
12293 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
12294 last_basic_block.
12295
ae12a094
KH		 122962002-05-28 Kazu Hirata <kazu@cs.umass.edu>
12297
12298 * config/h8300/h8300.md (two anonymous patterns): New.
12299
c6172f14
DM		 123002002-05-28 David S. Miller <davem@redhat.com>
12301
12302 * config/sparc/sparc.md (cpu): Tidy.
12303 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
12304 'trap'.
12305 (in_call_delay): Delete reference to 'return' type.
12306 (eligible_for_return_delay, in_return_delay, define_delay
12307 referencing those): Delete.
12308 (rest of file): Use new type attributes as appropriate.
12309 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
12310 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
12311 * config/sparc/ultra1_2.md (us1_single): New reservation.
12312 (us1_ialuX): Likewise.
12313 * config/sparc/ultra3.md (us3_single): Likewise.
12314 (us3_ialuX): Likewise.
12315 (us3_imul, us3_idiv): Tweak.
2274b31a 12316
34a6c2ec
RH		 123172002-05-28 Richard Henderson <rth@redhat.com>
12318
12319 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
12320 STRING_CST.
12321
9c075570
RH		 123222002-05-28 Richard Henderson <rth@redhat.com>
12323
12324 * config.gcc: Obsolete mn10200.
12325
359b0bec
NB		 123262002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
12327
12328 * cppexp.c (interpret_number): Optimize for single-digit
12329 and less-than-half-precision cases.
12330 (num_trim, num_positive, num_div_op): Cast constants.
12331
4075db8f
BT		 123322002-05-27 Bo Thorsen <bo@suse.de>
12333
12334 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
12335 3.1 branch. The file was made by Jakub Jelinek.
12336 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
12337 support so multilib doesn't break. And don't define this at all
12338 when -Dinhibit_libc is used.
12339 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
12340 * config/i386/t-linux64: Implement full multilib support. Patch
12341 originally done by Andreas Jaeger and Jakub Jelinek.
12342
39f2f3c8
RS		 123432002-05-27 Roger Sayle <roger@eyesopen.com>
12344
12345 * c-common.c: Add support for __attribute__((nothrow)) to specify
12346 that a function cannot throw an exception (using TREE_NOTHROW).
12347 (handle_nothrow_attribute): New function to process this attribute.
12348
12349 * doc/extend.texi: Document the new nothrow function attribute.
12350
d51b0053
L		 123512002-05-27 H.J. Lu (hjl@gnu.org)
12352
12353 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
12354 (num_positive): Likewise.
12355 (num_div_op): Likewise.
12356
630363b4
NB		 123572002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
12358
12359 * c-common.c (c_common_init): Always use intmax_t.
12360
d94cde01
NB		 123612002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
12362
12363 * c-common.c (c_common_init): Use intmax_t for now.
12364
57f851a3
AH		 123652002-05-24 Andrew Haley <aph@redhat.com>
12366
12367 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
12368 if T is a boolean type.
12369
d55bc081
ZD		 123702002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12371
12372 * basic-block.h (last_basic_block): Defined as synonym for
12373 n_basic_blocks.
12374 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
12375 flow_depth_first_order_compute, flow_preorder_transversal_compute,
12376 flow_dfs_compute_reverse_init): Replaced relevant occurences of
12377 n_basic_blocks with last_basic_block.
12378 * cfgbuild.c (make_edges): Likewise.
12379 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
12380 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
12381 * combine.c (combine_instructions): Likewise.
12382 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
12383 iterative_dataflow_bitmap): Likewise.
12384 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
12385 calc_idoms, idoms_to_doms): Likewise.
12386 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
12387 Likewise.
12388 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
12389 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
12390 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
12391 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
12392 delete_null_pointer_checks, compute_code_hoist_vbeinout,
12393 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
12394 compute_store_table, build_store_vectors): Likewise.
12395 * haifa-sched.c (sched_init): Likewise.
12396 * ifcvt.c (if_convert): Likewise.
12397 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
12398 pre_edge_lcm, compute_available, compute_nearerout,
12399 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
12400 Likewise.
12401 * predict.c (estimate_probability, process_note_prediction,
12402 note_prediction_to_br_prob): Likewise.
12403 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
12404 * recog.c (split_all_insns, peephole2_optimize): Likewise.
12405 * regrename.c (copyprop_hardreg_forward): Likewise.
12406 * resource.c (init_resource_info): Likewise.
12407 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
12408 init_regions, schedule_insns): Likewise.
12409 * ssa-ccp.c (ssa_const_prop): Likewise.
12410 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
12411 * ssa.c (compute_dominance_frontiers,
12412 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
12413
12414 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
12415 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
12416 sizes consistently.
12417
71d2c5bd
JH		 12418Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
12419
12420 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
12421 new.
12422 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
12423 hoist_insn_after, hoist_insn_to_edge): New.
12424
5149f070
JH		 12425Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
12426
12427 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
12428 (PROP_FINAL): Include.
12429 * flow.c (life_analysis, update_life_info,
12430 init_propagate_block_info, mark_set_1, mark_used_rgs):
12431 Support SCAN_DEAD_STORE.
12432
c9220e3a
NB		 124332002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
12434
12435 * c-common.c (c_common_init): Set CPP arithmetic precision.
12436 * cppexp.c (cpp_num_part): Move typedef ...
12437 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
12438 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
12439 (sanity_checks): Update.
12440
e34a3d31
GK		 124412002-05-26 Geoffrey Keating <geoffk@redhat.com>
12442
12443 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
12444 (mkheaders): New rule.
12445 (install-mkheaders): New rule.
12446 * configure.in (all_outputs): Add mkheaders.
12447 * configure: Regenerate.
12448 * mkheaders.in: New file.
12449
9059e33c
JJ		 124502002-05-26 Jakub Jelinek <jakub@redhat.com>
12451
12452 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
12453
291cc0fe
AJ		 124542002-05-26 Andreas Jaeger <aj@suse.de>
12455
12456 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
12457
91318908
NB		 124582002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
12459
12460 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
12461 right_shift): Remove.
12462 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
12463 HIGH_PART): New.
12464 (struct op): Use cpp_num.
12465 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
12466 num_part_mul, num_unary_op, num_binary_op, num_negate,
12467 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
12468 num_div_op, num_lshift, num_rshift, append_digit): New.
12469 (interpret_number, parse_defined, eval_token, reduce): Update
12470 for two-integer arithmetic.
12471 (binary_handler): New typedef.
12472 (optab): Update.
12473 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
12474 (_cpp_parse_expr, reduce): Update to handle two-integers.
12475 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
12476
331ca350
MM		 124772002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12478
12479 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
12480 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
12481 branch insn into account, do not assume 1.
12482 (avr_out_sbxx_branch): New function. Optimize cases of skipping
12483 over single word insn. Handle upper half of I/O space too.
12484 * config/avr/avr.md (*sbrx_branch): Use it.
12485 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
12486 (*sbix_branch, *sbix_branch_bit7): Likewise.
12487 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
12488 Use RTL peepholes to optimize register operand sign tests.
12489
bcb6a2be
MM		 124902002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12491
12492 * config/avr/avr.c (avr_asm_only_p): New variable.
12493 (avr_override_options): Set it here if AVR1.
12494 (asm_file_start): Test it here, report an error if set.
12495
ca7fd9cd
KH		 124962002-05-26 Kazu Hirata <kazu@cs.umass.edu>
12497
12498 * alias.c: Fix formatting.
12499 * attribs.c: Likewise.
12500 * bb-reorder.c: Likewise.
12501 * bitmap.c: Likewise.
12502 * bitmap.h: Likewise.
12503 * builtins.c: Likewise.
12504
a65dc37d
JH		 12505Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
12506
12507 * reload.c (find_valid_class): Accept new argument DEST,
12508 choose class accordingly.
12509 (push_reload): Update callers.
12510
9b89393b
AJ		 125112002-05-26 Andreas Jaeger <aj@suse.de>
12512
12513 * combine.c (combine_instructions): Do not indent #if for
12514 traditional C.
12515
b53bb376
RH		 125162002-05-25 Richard Henderson <rth@redhat.com>
12517
12518 * c-pragma.c (apply_pragma_weak): Convert value identifier to
12519 string for decl_attributes.
12520 (handle_pragma_weak): Call assemble_alias if we're modifying
12521 an existing decl.
12522
e133041b
RH		 125232002-05-25 Richard Henderson <rth@redhat.com>
12524
12525 PR target/6788
12526 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
12527 using rtl instead of fprintf.
12528 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
12529 * config/sparc/sparc-protos.h: Update.
12530
81a75f0f
NB		 125312002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
12532
12533 * Makefile.in (C_COMMON_H): Fix.
12534 Update other targets.
12535 * c-common.c: Don't include c-lex.h.
12536 (builtin_define_with_value): Make static and prototype.
12537 (builtin_define_std): Move from c-lex.h.
12538 * c-common.h (init_c_lex): Move from c-lex.h.
12539 * c-decl.c: Don't include c-lex.h.
12540 (make_pointer_declarator): Move from c-parse.in.
12541 * c-lex.c: Don't include c-lex.h.
12542 * c-lex.h: Remove.
12543 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
12544 (make_pointer_declarator): Move to c-decl.c.
12545 * c-pragma.c: Don't include c-lex.h.
12546 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
12547 * c-tree.h (make_pointer_declarator): New.
12548doc:
12549 * passes.texi, tm.texi: Update.
12550objc:
12551 * Make-lang.in: Update and correct.
12552 * objc-act.c: Don't include c-lex.h or cpplib.h.
12553treelang:
12554 * treetree.c: Don't include c-lex.h.
12555config:
12556 * darwin-c.c: Don't include c-lex.h.
12557 * c4x/c4x-c.c: Don't include c-lex.h.
12558 * c4x/t-c4x: Update.
12559 * i370/i370-c.c: Don't include c-lex.h.
12560 * i370/t-i370: Update.
12561 * i960/i960-c.c: Don't include c-lex.h.
12562 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
12563 * i960/t-960bare: Update.
12564 * i960/t-vxworks: Update.
12565 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
12566 * rs6000/t-darwin: Update.
12567 * rs6000/t-rs6000-c-rule: Update.
12568 * v850/v850-c.c: Don't include c-lex.h.
12569 * v850/v850.c: Don't include c-lex.h or cpplib.h.
12570
12571
04d2be8e
KH		 125722002-05-25 Kazu Hirata <kazu@cs.umass.edu>
12573
12574 * tree.def: Fix typos.
12575 * doc/install.texi: Likewise.
12576
7b6e506e
RH		 125772002-05-25 Richard Henderson <rth@redhat.com>
12578
12579 * configure.in (HAVE_AS_TLS): Add ia64 test.
12580 * configure: Rebuild.
12581 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
12582 (override_options): Set it.
12583 (TARGET_HAVE_TLS): New.
12584 (sdata_symbolic_operand): Look for 's'.
12585 (tls_symbolic_operand): New.
12586 (ia64_expand_load_address): Abort for tls symbols.
12587 (gen_tls_get_addr): New.
12588 (gen_thread_pointer): New.
12589 (ia64_expand_move): Split out from movdi. Handle tls symbols.
12590 (rtx_needs_barrier): Add new unspecs.
12591 (ia64_encode_section_info): Handle tls symbols.
12592 (ia64_strip_name_encoding): Strip two encoding chars.
12593 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
12594 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
12595 (TARGET_OPTIONS): Add tls-size.
12596 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
12597 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
12598 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
12599 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
12600 (movsf, movdf): Likewise.
12601 (movdi_symbolic): Use match_scratch. Don't split if we won't
12602 have a scratch availiable.
12603 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
12604 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
12605 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
12606 * config/ia64/ia64-protos.h: Update.
12607 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
12608 sdata_symbolic_operand.
12609 (ASM_OUTPUT_LABELREF): Strip two characters.
12610
8c1d52a3
KH		 126112002-05-25 Kazu Hirata <kazu@cs.umass.edu>
12612
12613 * combine.c (simplify_set): Remove an unnecessary subreg.
12614
b47cae3d
MM		 126152002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
12616
12617 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
12618
12619 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
12620
ce9e3a6d
GDR		 126212002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
12622
12623 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
12624
fb2c6841
RS		 126252002-05-25 Roger Sayle <roger@eyesopen.com>
12626
12627 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
12628 (cond (compare x y) 0) into the equivalent (cond x y).
12629
da7ac8f1
GDR		 126302002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
12631
12632 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
12633
c7bdf0a6
ZW		 126342002-05-24 Zack Weinberg <zack@codesourcery.com>
12635
12636 * config.gcc: Remove all stanzas for previously obsoleted
12637 systems. Where necessary, add explicit error stanzas to
12638 prevent removed systems from being misidentified as something
12639 else. Begin a fresh obsoletions list, with the systems that
12640 were reprieved last round.
12641 * doc/install.texi: Remove all mention of dead targets.
12642 * fixinc/mkfixinc.sh: Likewise.
12643
12644 * config/arm/arm.h: Bit 31 of target_flags is no longer
12645 reserved.
12646
12647 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
12648 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
12649 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
12650 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
12651 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
12652 config/alpha/osf12.h, config/alpha/osf2or3.h,
12653 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
12654 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
12655 config/clipper/clipper-protos.h, config/clipper/clipper.c,
12656 config/clipper/clipper.h, config/clipper/clipper.md,
12657 config/clipper/clix.h, config/convex/convex-protos.h,
12658 config/convex/convex.c, config/convex/convex.h,
12659 config/convex/convex.md, config/convex/fixinc.convex,
12660 config/convex/proto.h, config/elxsi/elxsi-protos.h,
12661 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
12662 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
12663 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
12664 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
12665 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
12666 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
12667 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
12668 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
12669 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
12670 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
12671 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
12672 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
12673 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
12674 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
12675 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
12676 config/m68k/altos3068.h, config/m68k/apollo68.h,
12677 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
12678 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
12679 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
12680 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
12681 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
12682 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
12683 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
12684 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
12685 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
12686 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
12687 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
12688 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
12689 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
12690 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
12691 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
12692 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
12693 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
12694 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
12695 config/mips/dec-osf1.h, config/mips/elflorion.h,
12696 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
12697 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
12698 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
12699 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
12700 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
12701 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
12702 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
12703 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
12704 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
12705 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
12706 config/ns32k/sequent.h, config/ns32k/tek6000.h,
12707 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
12708 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
12709 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
12710 config/sparc/rtems.h, config/we32k/we32k-protos.h,
12711 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
12712 Delete file.
12713
755ac5d4
RH		 127142002-05-24 Richard Henderson <rth@redhat.com>
12715
12716 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
12717 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
12718 * config/i386/i386.c (tls_model_chars): Add leading space.
12719 (tls_symbolic_operand): Don't bias by 1.
12720 (legitimize_address): Don't unbias by 1.
12721
c429f12e
TM		 127222002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12723
12724 * lcm.c (optimize_mode_switching): Change bb used as indices
12725 to bb->index.
12726
8beda321
RH		 127272002-05-24 Richard Henderson <rth@redhat.com>
12728
12729 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
12730 of update_life_info_in_dirty_blocks.
12731
90442291
JJ		 127322002-05-24 Jakub Jelinek <jakub@redhat.com>
12733
12734 PR other/6782
12735 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
12736
3620711b
NB		 127372002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
12738
12739 PR preprocessor/6780
12740 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
12741
2f8d482e
JB		 127422002-05-24 Jim Blandy <jimb@redhat.com>
12743
12744 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
12745 entry with a type code of zero, marking the end of the compilation
12746 unit's macro info.
12747
95bfe95f
RH		 127482002-05-24 Richard Henderson <rth@redhat.com>
12749
c7bdf0a6
ZW		 12750 * varasm.c (asm_output_bss): Always output one byte.
12751 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
95bfe95f 12752
7efda054
BM		 127532002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
12754
12755 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
12756 namespace.
12757
8a951190
AJ		 127582002-05-24 Andreas Jaeger <aj@suse.de>
12759
12760 * ggc-page.c (alloc_page): Cast variables of type size_t to
12761 unsigned long, adjust printf format string.
12762 (ggc_alloc): Likewise.
12763 (ggc_print_statistics): Likewise.
12764 (ggc_print_statistics): Correct printf format string for SCALE to
12765 use unsigned long.
12766
f29e2ec0
DS		 127672002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
12768
12769 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
12770
211a0cbe 127712002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
c7bdf0a6 12772 Zack Weinberg <zack@codesourcery.com>
211a0cbe
GDR		 12773
12774 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
12775 quoted strings.
12776 * dwarf2out.c (lookup_filename): Properly quote filename in .file
8a951190 12777 directive in assembly file.
211a0cbe
GDR		 12778 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
12779 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
12780 * config/pj/pj.h (ASM_FILE_START): Likewise.
12781 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
12782 * config/avr/avr.c (asm_file_end): Likewise.
12783 * toplev.c (output_quoted_string): Handle possibly signed plain
8a951190 12784 char.
211a0cbe
GDR		 12785 * toplev.h (output_clean_symbol_name): Declare
12786 * toplev.c (output_clean_symbol_name): Define.
12787 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
12788 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
12789
2f0552b6
AM		 127902002-05-24 Alan Modra <amodra@bigpond.net.au>
12791
12792 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
12793
b326b2c1
VM		 127942002-05-23 Vladimir Makarov <vmakarov@redhat.com>
12795
12796 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
12797 of size of unsigned.
12798
f996902d
RH		 127992002-05-23 Richard Henderson <rth@redhat.com>
12800
12801 * configure.in (HAVE_AS_TLS): New test.
12802 * config.in, configure: Rebuild.
12803 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
12804 (ix86_tls_dialect_string, ix86_tls_dialect): New.
12805 (override_options): Set it.
12806 (tls_model_chars, tls_symbolic_operand): New.
12807 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
12808 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
12809 (local_exec_symbolic_operand): New.
12810 (get_pic_label_name): Merge into output_set_got.
12811 (ix86_asm_file_end): Emit pic_label_name if defined.
12812 (legitimate_constant_p, constant_address_p): New.
12813 (legitimate_pic_operand_p): New.
12814 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
12815 (legitimate_address_p): Likewise.
12816 (ix86_encode_section_info): Rename from i386_; handle tls decls.
12817 (ix86_strip_name_encoding): New.
12818 (get_thread_pointer): New.
12819 (legitimize_address): Handle tls symbols.
12820 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
12821 Remove UNSPEC_PLT.
12822 (struct machine_function): Add some_ld_name.
12823 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
12824 (print_operand) [&]: Use it. Handle UNSPEC_TP.
12825 (output_addr_const_extra): New.
12826 (maybe_get_pool_constant): New.
12827 (ix86_split_to_parts): Use it.
12828 (ix86_expand_move): Handle tls symbols.
12829 (ix86_tls_get_addr): New.
12830 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
12831 (TARGET_OPTIONS): Add tls-dialect.
12832 (CONSTANT_ADDRESS_P): Use new out-of-line function.
12833 (LEGITIMATE_CONSTANT_P): Likewise.
12834 (LEGITIMATE_PIC_OPERAND_P): Likewise.
12835 (TARGET_STRIP_NAME_ENCODING): New.
12836 (ASM_OUTPUT_LABELREF): New.
12837 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
12838 (OUTPUT_ADDR_CONST_EXTRA): New.
12839 (PREDICATE_CODES): Update.
12840 (ix86_tls_dialect, ix86_tls_dialect_string): New.
12841 * config/i386/i386.md: Regroup and renumber unspec constants.
12842 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
12843 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
12844 (tls_global_dynamic, tls_local_dynamic_base): New.
12845 (tls_local_dynamic_once): New.
12846 * config/i386/i386-protos.h: Update.
12847
821e35ba
RH		 128482002-05-23 Richard Henderson <rth@redhat.com>
12849
12850 * genemit.c (gen_insn): Print file:lineno comment before function.
12851 (main): likewise.
12852 * gensupport.c (struct queue_elem): Add filename member.
12853 (queue_pattern): Initialize it; update all callers.
12854 (process_include): Don't free filename.
12855 (read_md_rtx): Set read_rtx_filename.
12856
0f1ffa23 128572002-05-23 Hans Boehm <Hans_Boehm@hp.com>
821e35ba
RH		 12858
12859 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
0f1ffa23 12860
8e9fadc3
RH		 128612002-05-23 Richard Henderson <rth@redhat.com>
12862
12863 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
12864
244c2241
RH		 128652002-05-23 Richard Henderson <rth@redhat.com>
12866
12867 * doc/extend.texi (C++98 Thread-Local Edits): Update with
12868 commentary from Mark.
12869
e0082a72
ZD		 128702002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12871
12872 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
12873 Use FOR_EACH_BB macros to iterate over basic block chain.
12874 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
12875 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
12876 Likewise.
12877 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
12878 find_unreachable_blocks, create_edge_list, verify_edge_list,
12879 remove_fake_edges, add_noreturn_fake_exit_edges,
12880 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
12881 Likewise.
12882 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
12883 find_sub_basic_blocks): Likewise.
12884 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
12885 Likewise.
12886 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
12887 Likewise.
12888 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
12889 Likewise.
12890 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
12891 commit_edge_insertions, commit_edge_insertions_watch_calls,
12892 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
12893 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
12894 * conflict.c (conflict_graph_compute): Likewise.
12895 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
12896 df_modified_p, df_refs_unlink, df_dump): Likewise.
12897 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
12898 * final.c (compute_alignments): Likewise.
12899 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
12900 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
12901 count_or_remove_death_notes): Likewise.
12902 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
12903 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
12904 classic_gcse, compute_transp, cprop, compute_pre_data,
12905 compute_transpout, invalidate_nonnull_info,
12906 delete_null_pointer_checks_1, delete_null_pointer_checks,
12907 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
12908 compute_store_table, build_store_vectors, store_motion): Likewise.
12909 * global.c (global_conflicts, mark_elimination): Likewise.
12910 * graph.c (print_rtl_graph_with_bb): Likewise.
12911 * haifa-sched.c (sched_init): Likewise.
12912 * ifcvt.c (if_convert): Likewise.
12913 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
12914 compute_available, compute_nearerout, compute_rev_insert_delete,
12915 optimize_mode_switching): Likewise.
12916 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
12917 * predict.c (estimate_probability, note_prediction_to_br_prob,
12918 propagate_freq, counts_to_freqs, expensive_function_p,
12919 estimate_bb_frequencies): Likewise.
12920 * profile.c (instrument_edges, get_exec_counts,
12921 compute_branch_probabilities, compute_checksum, branch_prob,
12922 find_spanning_tree): Likewise.
12923 * recog.c (split_all_insns, peephole2_optimize): Likewise.
12924 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
12925 Likewise.
12926 * regclass.c (scan_one_insn, regclass): Likewise.
12927 * regmove.c (mark_flags_life_zones, regmove_optimize,
12928 record_stack_memrefs): Likewise.
12929 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
12930 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
12931 * resource.c (find_basic_block): Likewise.
12932 * sched-ebb.c (schedule_ebbs): Likewise.
12933 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
12934 find_single_block_region, find_rgns, schedule_insns)
12935 * sibcall.c (optimize_sibling_and_tail_recursive_call)
12936 * ssa-ccp.c (optimize_unexecutable_edges,
12937 ssa_ccp_df_delete_unreachable_insns): Likewise.
12938 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
12939 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
12940 rename_block, convert_to_ssa, compute_conservative_reg_partition,
12941 compute_coalesced_reg_partition, rename_equivalent_regs,
12942 convert_from_ssa): Likewise.
12943 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
12944 process_for_unwind_directive): Likewise.
12945
12946 * df.c (FOR_ALL_BBS): Removed.
12947 * gcse.c (struct null_pointer_info): Type of current_block field
12948 changed.
12949 (struct reg_avail_info): Type of last_bb field changed.
12950 * config/ia64/ia64.c (block_num): Removed.
12951 (need_copy_state): Type changed.
12952 (last_block): New.
12953
17645b15
NB		 129542002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
12955
12956 * cppinit.c (mark_named_operators): Split out from init_builtins.
12957 (cpp_finish_options): Call it from here instead.
12958
79ed7328
JT		 129592002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
12960
12961 * builtin-attrs.def: Update copyright years.
12962 (ATTR_NONNULL): New attribute identifier.
12963 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
12964 attribute tree lists.
12965 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
12966 format operand.
12967 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
12968 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
12969 attribute lists. Chain the appropriate nonnull attribute.
12970 * c-format.c (check_format_arg): Remove null format string
12971 warning.
12972 * testsuite/gcc.dg/format/null-1.c: New test.
12973
7d600178
RO		 129742002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12975
12976 * Makefile.in (ADAC): Define.
12977 (SYSLIBS): Define.
12978 (.SUFFIXES): Move before language makefile fragments.
12979 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
12980
5ff225fc
MM		 129812002-05-23 Mark Mitchell <mark@codesourcery.com>
12982
12983 * varasm.c (make_decl_rtl): Don't allow weak variables to be
12984 placed in common.
12985
0f72964f
JH		 12986Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
12987
12988 * cfg.c (dump_flow_info): Print results of
12989 maybe_hot/probably_never_executed predicates.
12990 * toplev.c (open_dump_file): Print function frequency.
12991
c863f8c2
DM		 129922002-05-23 David S. Miller <davem@redhat.com>
12993
12994 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
12995 regsets.
12996
b34c7881
JT		 129972002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
12998
12999 * c-common.c (warn_nonnull): Declare.
13000 (c_common_attribute_table): Add "nonnull" attribute.
13001 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
13002 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
13003 check_function_arguments_recurse): New functions.
13004 * c-common.h (warn_nonnull): Declare extern.
13005 (check_function_arguments, check_function_arguments_recurse): New
13006 prototypes.
13007 * c-decl.c (c_decode_option): Add -Wnonnull option.
13008 * c-format.c (set_Wformat): Set warn_nonnull if enabling
13009 format checking.
13010 (format_check_context): New structure.
13011 (check_format_info_recurse): Remove recursion and rename to...
13012 (check_format_arg): ...this. Update comment.
13013 (check_format_info): Use check_function_arguments_recurse.
13014 * c-typeck.c (build_function_call): Call check_function_arguments
13015 instead of check_function_format.
13016 * doc/extend.texi: Document "nonnull" attribute.
13017 * doc/invoke.texi: Docuemnt -Wnonnull option.
13018 * testsuite/gcc.dg/nonnull-1.c: New test.
13019 * testsuite/gcc.dg/nonnull-2.c: New test.
13020
95479831
DM		 130212002-05-23 David S. Miller <davem@redhat.com>
13022
13023 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
13024 * cfgcleanup.c (cleanup_cfg): If it is set do not
13025 attempt to delete trivially dead insns.
13026 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
13027 * toplev.c (rest_of_compilation): Document non-trivial aspect
13028 the RTL before optimize_save_area_alloca is run.
13029
a97d1398
NB		 130302002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
13031
13032 * c-lex.c (indent_level): Remove.
13033 (cb_file_change, c_lex): Remove indent level handling.
13034 * c-lex.h (indent_level): Remove.
13035 * input.h (struct file_stack): Remove indent_level.
13036 * toplev.c (push_srcloc): Remove indent_level handling.
13037
66b408f2
JJ		 130382002-05-23 Jakub Jelinek <jakub@redhat.com>
13039
13040 PR target/6753
13041 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
13042 of x in constraints for clarity.
13043 (sse_mov?fcc split): abort if op2 == op3.
13044 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
13045 sse_movsfcc_const0_4): Add earlyclobber.
13046 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
13047 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
13048 Use Y instead of x in constraints.
13049
5bf0ebab
RH		 130502002-05-23 Richard Henderson <rth@redhat.com>
13051
9217ef40
RH		 13052 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
13053 (C++98 Thread-Local Edits): New subsection.
13054
5bf0ebab
RH		 13055 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
13056 (ix86_arch): Set type to enum processor_type.
13057
8a951190 13058 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
5bf0ebab
RH		 13059 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
13060
4832c9e1
JJ		 130612002-05-23 Jakub Jelinek <jakub@redhat.com>
13062
13063 * configure.in: Fix as version test for binutils 2.12.1 releases
13064 (without dates).
13065 * configure: Rebuilt.
13066
c8c03509
RH		 130672002-05-23 Richard Henderson <rth@redhat.com>
13068
13069 * config/i386/i386.c (get_pic_label_name): New.
13070 (load_pic_register): Remove.
13071 (output_set_got): New.
13072 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
13073 * config/i386/i386.md (UNSPEC_SET_GOT): New.
13074 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
13075 (prologue_set_got, prologue_get_pc): Remove.
13076 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
13077 (builtin_setjmp_receiver): Use gen_set_got.
13078 * config/i386/i386-protos.h: Update.
13079
d51f3632
JH		 13080Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
13081
13082 * gcse.c (hash_expr): Do not use alias set for hashing.
13083
b0a93386
KB		 130842002-05-22 Kevin Buettner <kevinb@redhat.com>
13085
13086 * dbxout.c (dbxout_class_name_qualifiers): New function.
13087 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
13088
bdee42b1
NB		 130892002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
13090
13091 * cpperror.c (_cpp_begin_message): No special casing
13092 of CPP_FATAL_LIMIT.
13093 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
13094 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
13095 * cpplib.c (do_include_common): Use DL_ERROR.
13096 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
13097 (DL_ICE): Renumber.
13098 * fix-header.c (read_scan_file): Update.
13099
0e07aff3
RH		 131002002-05-22 Richard Henderson <rth@redhat.com>
13101
13102 * config/i386/i386.c (ix86_expand_call): New function, extracted
13103 from md call patterns. Add pic_offset_table_rtx to
13104 CALL_INSN_FUNCTION_USAGE when needed.
13105 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
13106 (call_value_pop, call_value, untyped_call): Likewise.
13107 (call_exp, call_value_exp): Remove.
13108 * config/i386/i386-protos.h: Update.
13109
6f001fdf
RH		 131102002-05-22 Richard Henderson <rth@redhat.com>
13111
13112 * varasm.c (default_section_type_flags): Check for VAR_DECL
13113 before using DECL_THREAD_LOCAL.
13114
cbaaba19
DE		 131152002-05-22 David Edelsohn <edelsohn@gnu.org>
13116
13117 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
13118 (STARTFILE_SPEC): Delete PE crt0.o.
13119 * config/rs6000/aix51.h: Same.
13120 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
13121 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
13122 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
13123 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
13124 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
13125
c711ba8e
RH		 131262002-05-22 Richard Henderson <rth@redhat.com>
13127
13128 * varasm.c (default_section_type_flags): Handle tls data and
13129 default sections.
13130 (default_unique_section): Handle tls sections.
13131
343f59d9
AM		 131322002-05-23 Alan Modra <amodra@bigpond.net.au>
13133
13134 * configure.in (CROSS): Define NATIVE_CROSS.
13135 * configure: Regenerate.
13136 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
13137 (startfile_prefix_spec): New var.
13138 (static_specs): Add startfile_prefix_spec.
13139 (do_spec_2): Split out from..
13140 (do_spec): ..here.
13141 (main): Process startfile_prefix_spec.
13142 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
13143 dynamic linker.
13144 (STARTFILE_PREFIX_SPEC): Define.
13145 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
c7bdf0a6 13146 absolute paths.
343f59d9 13147
df383483
KH		 131482002-05-22 Kazu Hirata <kazu@cs.umass.edu>
13149
13150 * cpperror.c: Fix formatting.
13151 * cppexp.c: Likewise.
13152 * cppfiles.c: Likewise.
13153 * cpphash.c: Likewise.
13154 * cpphash.h: Likewise.
13155 * cppinit.c: Likewise.
13156 * cpplex.c: Likewise.
13157 * cpplib.c: Likewise.
13158 * cppmacro.c: Likewise.
13159 * cppmain.c: Likewise.
13160 * cppspec.c: Likewise.
13161
2dd36f90
JJ		 131622002-05-22 Jakub Jelinek <jakub@redhat.com>
13163
13164 * combine.c (force_to_mode): Use gen_int_mode.
13165 Don't clear CONST_INT bits outside of mode.
13166
8dc02d7f
RH		 131672002-05-22 Richard Henderson <rth@redhat.com>
13168
13169 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
13170 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
13171
45f79783
JJ		 131722002-05-22 Jakub Jelinek <jakub@redhat.com>
13173
13174 PR c/6643
13175 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
13176 if DECL_SIZE_UNIT is INTEGER_CST.
13177
19f71cd7
RH		 131782002-05-22 Richard Henderson <rth@redhat.com>
13179
13180 * flow.c (life_analysis): Delete broken reg_label check.
13181
d5bcfcce
RH		 131822002-05-22 Richard Henderson <rth@redhat.com>
13183
13184 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
13185 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
13186
985d311b 13187Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
5ff94354
R		 13188
13189 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
13190 (embed-bb.c): New rule.
985d311b 13191 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
5ff94354
R		 13192 * config/sh/embed_bb.c: Delete.
13193
985d311b
R		 13194Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
13195
13196 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
13197
f6d45746
KH		 131982002-05-22 Kazu Hirata <kazu@cs.umass.edu>
13199
13200 * config/h8300/h8300.md (*andorqi3): New.
13201
e5f3b786
NB		 132022002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
13203
13204 PR preprocessor/6517
13205 * Makefile.in: Update.
13206 * c-common.c (c_common_post_options): Add preprocessor
13207 errors to the error count.
13208 * c-lang.c (c_post_options): Kill.
13209 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
13210 * hooks.h: Add header guards.
13211 * langhooks-def.h: Include hooks.h.
13212 (LANG_HOOKS_POST_OPTIONS): Update.
13213 * langhooks.h (struct lang_hooks): Update post_options.
13214 * toplev.c (parse_options_and_default_flags): Update.
13215objc:
13216 * objc-lang.c (objc_post_options): Kill.
13217 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
13218
4c526be3
BK		 132192002-05-21 Bruce Korb <bkorb@gnu.org>
13220
13221 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
021c1f34
BK		 13222 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
13223 * fixinc/fixincl.x: regen.
4c526be3 13224
f87c27b4
KH		 132252002-05-21 Kazu Hirata <kazu@cs.umass.edu>
13226
13227 * cfgbuild.c: Fix formatting.
13228 * cfg.c: Likewise.
13229 * cfgcleanup.c: Likewise.
13230 * cfglayout.c: Likewise.
13231 * cfgloop.c: Likewise.
13232 * cfgrtl.c: Likewise.
13233
3d78f2e9
RH		 132342002-05-21 Richard Henderson <rth@redhat.com>
13235
13236 * c-common.h (enum rid): Add RID_THREAD.
13237 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
13238 (grokdeclarator): Grok __thread.
13239 * c-parse.in (reswords): Add __thread.
13240 (rid_to_yy): Add RID_THREAD.
13241
13242 * tree.h (DECL_THREAD_LOCAL): New.
13243 (struct tree_decl): Add thread_local_flag.
13244 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
13245 * tree.c (staticp): TLS variables are not static.
13246
13247 * target-def.h (TARGET_HAVE_TLS): New.
13248 * target.h (have_tls): New.
13249 * output.h (SECTION_TLS): New.
13250 * varasm.c (assemble_variable): TLS variables can't be common for now.
13251 (default_section_type_flags): Handle .tdata and .tbss.
13252 (default_elf_asm_named_section): Handle SECTION_TLS.
13253 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
13254
13255 * flags.h (flag_tls_default): Declare.
13256 * toplev.c (flag_tls_default): Define.
13257 (display_help): Display help for it.
13258 (decode_f_option): Set it.
13259
13260 * doc/extend.texi (Thread-Local): New node describing language-level
13261 thread-local storage.
13262 * doc/invoke.texi (-ftls-model): Document.
13263
13264 * fixinc/inclhack.def (thread_keyword): New.
13265 * fixinc/fixincl.x: Rebuild.
13266
a151daf0
JL		 132672002-05-21 Jeffrey A Law <law@redhat.com>
13268
8a951190 13269 * optabs.c (expand_binop): For double-word integer multiplies,
c7539aa0
JL		 13270 do not compute intermediate results into something that is
13271 not a register (such as a SUBREG or MEM).
13272
a151daf0
JL		 13273 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
13274 (ix86_sched_reorder): Make sure to initialize scheduling
13275 data even when there's only one insn in the ready queue.
13276
96b1f73b
VM		 132772002-05-21 Vladimir Makarov <vmakarov@redhat.com>
13278
13279 * genautomata.c (reserv_sets_hash_value): Fix a typo.
13280
dceb2b75
VM		 132812002-05-21 Vladimir Makarov <vmakarov@redhat.com>
13282
13283 * genautomata.c (reserv_sets_hash_value): Define hash_value as
13284 set_el_t. Transform the hash value into unsigned.
13285 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
13286 (transform_3): Add code to process `(A,B)+(D,E)'.
13287
159d5964
NY		 132882002-05-21 NIIBE Yutaka <gniibe@m17n.org>
13289
13290 * reload1.c (do_output_reload): Run delete_output_reload
13291 only if optimizing.
13292
cf5124f6
RS		 132932002-05-21 Roger Sayle <roger@eyesopen.com>
13294
13295 PR middle-end/6600
13296 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
13297 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
13298 (can_store_by_pieces): ... and here to limit the largest mode used.
13299 Add a comment to document this function.
13300
380e6ade
RH		 133012002-05-21 Richard Henderson <rth@redhat.com>
13302
13303 * flow.c (life_analysis): Fix test for deleted label.
13304
1f95326c
NB		 133052002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
13306
13307 * doc/tm.texi: Fix typo.
13308
2a1dc0d8
ZW		 133092002-05-21 Zack Weinberg <zack@codesourcery.com>
13310
13311 * c-common.c (c_common_init): Set options->unsigned_char from
13312 flag_signed_char.
13313 (cb_register_builtins): Define __STRICT_ANSI__ and
13314 __CHAR_UNSIGNED__ here...
13315 * cppinit.c (init_builtins): Not here.
13316 (cpp_create_reader): unsigned_char option defaults to 0, not
13317 !DEFAULT_SIGNED_CHAR.
13318 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
13319 and -funsigned-char.
13320
13321 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
13322 * cpphash.c (_cpp_init_hashtable): Don't set it.
13323 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
13324 directly. Clarify comment.
13325
d29146f2 133262002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2a1dc0d8 13327
f5eb2fc8 13328 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
8d9afc4e 13329 neighboring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
f5eb2fc8
ZD		 13330 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
13331 BASIC_BLOCK (n_basic_blocks - 1).
d29146f2 13332 * cfganal.c (can_fallthru, flow_call_edges_add,
f5eb2fc8 13333 flow_preorder_transversal_compute): Too.
d29146f2 13334 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
f5eb2fc8
ZD		 13335 find_sub_basic_blocks): Too.
13336 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
d29146f2 13337 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
f5eb2fc8
ZD		 13338 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
13339 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
d29146f2
ZD		 13340 * combine.c (this_basic_block): Type changed to basic_block.
13341 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
13342 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
f5eb2fc8
ZD		 13343 get_last_value, distribute_notes, distribute_links): Too.
13344 * final.c (compute_alignments): Too.
13345 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
13346 * function.c (thread_prologue_and_epilogue_insns): Too.
13347 * gcse.c (compute_code_hoist_vbeinout): Too.
13348 * global.c (build_insn_chain): Too.
13349 * ifcvt.c (find_if_block, find_cond_trap): Too.
13350 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
13351 * regmove.c (regmove_optimize): Too.
13352 * resource.c (find_basic_block): Too.
13353 * sched-ebb.c (schedule_ebbs): Too.
13354 * ssa-dce.c (find_control_dependence, find_pdom): Too.
d29146f2 13355
68bd6dd6
AJ		 133562002-05-21 Andreas Jaeger <aj@suse.de>
13357
13358 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
13359
35a76aac
RH		 133602002-05-21 Richard Henderson <rth@redhat.com>
13361
13362 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
13363 unspec names, not numbers.
13364
2870428f
JM		 133652002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
13366
13367 * doc/sourcebuild.texi: Mention snapshot-README and
13368 snapshot-index.html as needing updating for new front ends.
13369
b0ad77d5
KG		 133702002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13371
13372 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
13373 disabling checking, and avoid multiple evaluation of RTX.
13374
279be7c8
RE		 133752002-05-21 Richard Earnshaw <rearnsha@arm.com>
13376
13377 * bitmap.c (bitmap_find_bit): Return early if we have the correct
13378 element cached.
13379
193a563a
JH		 13380Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
13381
13382 * profile.c (gen_edge_profiler): Set alias set before the memory is
13383 used.
13384
31825e57
DM		 133852002-05-20 David S. Miller <davem@redhat.com>
13386
13387 * cselib.c (max_value_regs): New.
13388 (cselib_lookup, cselib_invalidate_regno): Initialize it when
13389 adding new entries to the REG_VALUES table and we are dealing with
13390 a hard register.
13391 (clear_table): Initialize it.
13392 (cselib_invalidate_regno): Use it to determine which hard
13393 registers to scan when mode is not VOIDmode.
13394
68bd6dd6 133952002-05-20 Duraid Madina <duraid@fl.net.au>
29d83d60
DM		 13396
13397 * tradcpp.c (fixup_newlines): Use old-style function header.
13398
e0a09fda
KW		 133992002-05-20 Krister Walfridsson <cato@df.lth.se>
13400
13401 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
13402
e0c13c70
L		 134032002-05-20 H.J. Lu (hjl@gnu.org)
13404
13405 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
13406
13407 * config/mips/mips.h (DFMODE_NAN): Defined.
13408 (SFMODE_NAN): Likewise.
13409
4c11675d 134102002-05-20 Dale Johannesen <dalej@apple.com>
e0c13c70 13411
2a1dc0d8
ZW		 13412 * combine.c (cant_combine_insn_p): Back out my
13413 previous patch.
4c11675d 13414
6a4d6760
KH		 134152002-05-20 Kazu Hirata <kazu@cs.umass.edu>
13416
13417 * params.c: Fix formatting.
13418 * params.h: Likewise.
13419 * predict.c: Likewise.
13420 * prefix.c: Likewise.
13421 * print-rtl.c: Likewise.
13422 * print-tree.c: Likewise.
13423 * profile.c: Likewise.
13424
5715ca64
L		 134252002-05-20 H.J. Lu (hjl@gnu.org)
13426
13427 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
13428
00b89f01
NC		 134292002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
13430
13431 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
13432 switches straight on to the assembler, do not abbreviate them.
13433 * config/arm/elf.h (ASM_SPEC): As above.
13434 * config/arm/semi.h (ASM_SPEC): As above.
13435 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
13436 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
13437 -mcpu=xscale on to the assembler by default.
13438 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
13439
1441374b
RH		 134402002-05-20 Richard Henderson <rth@redhat.com>
13441
13442 * cse.c (canon_hash): Reorder do_not_record test. Always
13443 allow pic_offset_table_rtx.
13444
c0fe508e
TM		 134452002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
13446
13447 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
13448 (expand_binop): Ditto (3 times).
13449
f362c762
MM		 134502002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
13451
13452 * Makefile.in (distclean): Remove QMTest stuff.
13453 (QMTEST_PATH): New variable.
13454 (QMTESTFLAGS): Likewise.
13455 (QMTESTRUNFLAGS): Likewise.
13456 (QMTEST): Likewise.
13457 (QMTEST_GPP_TESTS): Likewise.
13458 (QMTEST_DIR): Likewise.
13459 (QMTEST_DIR/context): New target.
13460 (qmtest-g++): Likeise.
13461 (qmtest-gui): Likewise.
13462 (QMTEST_DIR/gpp-expected.qmr): Likewise.
13463
16861f33
AH		 134642002-05-19 Aldy Hernandez <aldyh@redhat.com>
13465
2a1dc0d8
ZW		 13466 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
13467 an altivec register if TARGET_ALTIVEC.
16861f33 13468
2a1dc0d8
ZW		 13469 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
13470 to ALTIVEC_VECTOR_MODE.
13471 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
13472 (rs6000_va_arg): Vectors may go in registers if they are not
13473 altivec vectors.
16861f33 13474
23459e15
KH		 134752002-05-19 Kazu Hirata <kazu@cs.umass.edu>
13476
13477 * protoize.c: Fix formatting.
13478
174cc7d1
RH		 134792002-05-19 Richard Henderson <rth@redhat.com>
13480
13481 * gensupport.c (init_include_reader): Merge into ...
13482 (process_include): ... here. Simplify composite path creation.
13483 Plug memory leaks. Fix file/line number tracking. Do not
13484 process_define_cond_exec. Return void.
13485 (process_rtx): Don't check process_include return value.
13486
918ed612
ZD		 134872002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13488
13489 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
13490 fields.
13491 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
13492 traversing basic block chain.
13493 (create_basic_block_structure, create_basic_block): Declaration changed.
13494 (link_block, unlink_block): Declare.
13495 * cfg.c (entry_exit_blocks): Initialize new fields.
13496 (link_block, unlink_block): New.
13497 (expunge_block_nocompact): Unlink basic block.
13498 (dump_flow_info): Print prev_bb/next_bb fields.
13499 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
13500 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
13501 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
13502 * cfgrtl.c (create_basic_block_structure, create_basic_block,
13503 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
13504 (verify_flow_info): Check that list agrees with numbering.
13505
e0322d5c
NB		 135062002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
13507
13508 * c-common.c (preprocessing_asm): New macro.
13509 * c-lex.h (builtin_define, builtin_assert): Use pfile.
13510doc:
13511 * tm.texi: Update.
13512config/alpha:
13513 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
13514 (CPP_SPEC): Simplify.
13515 (TARGET_CPU_CPP_BUILTINS): Update.
13516 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
13517 (CPP_SPEC): Simplify.
13518 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
13519 (TARGET_OS_CPP_BUILTINS): Update.
13520 * osf.h (CPP_XFLOAT_SPEC): Kill.
13521 (TARGET_OS_CPP_BUILTINS): Update.
13522 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
13523 * osf5.h (CPP_XFLOAT_SPEC): Kill.
13524 * vms.h (CPP_SUBTARGET_SPEC): Kill.
13525 (TARGET_OS_CPP_BUILTINS): Update.
13526
121f5c2c
RH		 135272002-05-19 Richard Henderson <rth@redhat.com>
13528
13529 * varasm.c (default_binds_local_p): Fix typo.
13530
651c5ed9
MM		 135312002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
13532
13533 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
13534 CONST_INT operand to the correct mode after adding 1 to it.
13535
bce0deb2
MM		 135362002-05-19 Mark Mitchell <mark@codesourcery.com>
13537
13538 * config.gcc (powerpc-wrs-windiss*): New target.
13539
4aa74a4f
FS		 135402002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13541
13542 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
13543 (ashrdi3): Use it.
13544
a15135c9
MM		 135452002-05-18 Mark Mitchell <mark@codesourcery.com>
13546
13547 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
13548 alphasort.
13549 * config.in: Regenerated.
13550 * configure: Regenerated.
13551
47754fd5
RH		 135522002-05-19 Richard Henderson <rth@redhat.com>
13553
13554 * target-def.h (TARGET_BINDS_LOCAL_P): New.
13555 * target.h (struct gcc_target): Move boolean fields to the end.
13556 Add binds_local_p.
13557 * varasm.c (default_binds_local_p): New.
13558 * output.h: Declare it.
13559
13560 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
13561 * config/cris/cris.c (cris_encode_section_info): Likewise.
13562 * config/i386/i386.c (i386_encode_section_info): Likewise.
13563 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
13564 * config/sh/sh.c (sh_encode_section_info): Likewise.
13565
13566 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
13567 (TARGET_BINDS_LOCAL_P): New.
13568
fc881338
RH		 135692002-05-19 Richard Henderson <rth@redhat.com>
13570
13571 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
13572 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
13573 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
13574
13575 * toplev.c (display_help): Kill -a -ax help.
13576
68bd6dd6 13577 * config/1750a/1750a.h, config/alpha/alpha.h,
fc881338
RH		 13578 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
13579 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
13580 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
13581 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
13582
13583 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
13584 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
13585
13586 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
13587 (ix86_output_function_block_profiler): Kill.
13588 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
13589 (m68hc11_function_block_profiler): Kill.
13590 * config/m68hc11/m68hc11-protos.h: Update.
13591 * config/m88k/m88k.c (output_block_profiler): Kill.
13592 (output_function_block_profiler): Kill.
13593 * config/m88k/m88k-protos.h: Update.
13594
772c5265
RH		 135952002-05-19 Richard Henderson <rth@redhat.com>
13596
13597 * system.h (STRIP_NAME_ENCODING): Poison it.
13598 * output.h (STRIP_NAME_ENCODING): Remove.
13599 (default_strip_name_encoding): Declare.
13600 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
13601 * target.h (strip_name_encoding): New.
13602 * varasm.c (default_strip_name_encoding): New.
13603
13604 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
13605 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
13606 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
13607 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
13608 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
13609 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
13610 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
13611 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
13612 config/v850/v850.h: Use the hook, not the macro.
13613
13614 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
13615 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
13616 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
13617 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
13618 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
13619 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
68bd6dd6 13620 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
772c5265
RH		 13621 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
13622 config/v850/v850.c, config/v850/v850.h:
13623 Move STRIP_NAME_ENCODING to out-of-line function and add
13624 TARGET_STRIP_NAME_ENCODING.
13625
13626 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
13627 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
13628 with TARGET_STRIP_NAME_ENCODING referencing existing function;
13629 make function static.
13630
13631 * xcoffout.c: Include target.h
13632 * Makefile.in (xcoffout.o): Update.
13633
13634 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
13635 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
13636 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
13637 reloc argument unused.
13638 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
13639
13640 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
13641 STRIP_NAME_ENCODING docs.
13642
8f9eb495
AJ		 136432002-05-19 Andreas Jaeger <aj@suse.de>
13644
13645 * gengenrtl.c: Add prototype for excluded_rtx.
13646
13647 * real.h: Add prototype for exact_real_truncate.
13648
fb49053f
RH		 136492002-05-18 Richard Henderson <rth@redhat.com>
13650
13651 * system.h (ENCODE_SECTION_INFO): Poison it.
13652 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
13653 * target.h (encode_section_info): New.
13654 * varasm.c (make_decl_rtl, output_constant_def): Use it.
13655 * hooks.c (hook_tree_int_void): New.
13656 * hooks.h: Declare it.
13657
13658 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
13659 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
13660 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
13661 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
13662 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
13663 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
13664 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
13665 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
13666 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13667 config/mcore/mcore-protos.h, config/mcore/mcore.c,
13668 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
13669 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
13670 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
13671 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
13672 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
13673 referencing existing function. Make function static.
13674
13675 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
8f9eb495 13676 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
fb49053f
RH		 13677 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
13678 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
13679 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
8f9eb495 13680 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
fb49053f
RH		 13681 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
13682 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
13683 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
13684 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
8f9eb495 13685 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
fb49053f
RH		 13686 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
13687 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
13688 Move ENCODE_SECTION_INFO to out-of-line function and add
13689 TARGET_ENCODE_SECTION_INFO.
13690
13691 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
13692 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
13693
13694 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
13695 from SUBTARGET_*
13696 (switch_to_section): Replace in_rdata case with in_readonly_data.
13697
13698 * config/h8300/h8300.c (h8300_encode_label): Make static.
13699 * config/h8300/h8300-protos.h: Update.
13700
13701 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
13702 from rs6000_encode_section_info; make static.
13703 (rs6000_xcoff_encode_section_info): New.
13704
13705 * config/v850/v850.c (v850_encode_data_area): Make static.
13706 * config/v850/v850-protos.h: Update.
13707
13708 * config/vax/vax.c: Include flags.h.
13709 (vms_select_section): Fix typo.
13710
13711 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
13712 ENCODE_SECTION_INFO docs.
13713
9fe08fd0
RH		 137142002-05-18 Richard Henderson <rth@redhat.com>
13715
13716 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
13717 REGISTER_TARGET_PRAGMAS.
13718 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
13719
410b770f
RH		 13720 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
13721
b64a1b53
RH		 137222002-05-18 Richard Henderson <rth@redhat.com>
13723
13724 * system.h (SELECT_RTX_SECTION): Poison.
13725 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
13726 * target.h (select_rtx_section): New.
13727 * varasm.c (output_constant_pool): Use it.
13728 (default_select_rtx_section, default_elf_select_rtx_section): New.
13729 * output.h: Declare them.
13730
13731 * config/darwin.h (SELECT_RTX_SECTION): Move ...
13732 * config/darwin.c (machopic_select_rtx_section): ... here.
13733 * config/darwin-protos.h: Update.
13734
13735 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
13736 * config/nextstep.c (machopic_select_rtx_section): ... here.
13737 (nextstep_select_section): Rename variable to avoid macro clash.
13738 * config/nextstep-protos.h: Update.
13739
13740 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
13741 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
13742 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
8f9eb495 13743 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
b64a1b53
RH		 13744 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
13745 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
8f9eb495 13746 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
b64a1b53
RH		 13747 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
13748 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
13749 (SELECT_RTX_SECTION): Remove.
13750
13751 * config/darwin.h, config/elfos.h, config/nextstep.h,
13752 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
13753 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
13754 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
13755 config/sparc/lynx.h, config/xtensa/xtensa.c
13756 (TARGET_ASM_SELECT_RTX_SECTION): New.
13757
13758 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
13759 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
13760 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
13761 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
13762 (ia64_aix_select_rtx_section): New.
13763 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
13764 redefining.
13765 * config/mips/mips.c (mips_select_rtx_section): Make static.
8f9eb495 13766 Support ELF SHF_MERGE features.
b64a1b53
RH		 13767 * config/mips/mips-protos.h: Update.
13768 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
13769 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
13770 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
13771 make static, fall back to default_elf_select_rtx_section.
13772 * config/rs6000/rs6000-protos.h: Update.
13773 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
13774 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
13775 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
13776 * config/romp/romp.c (romp_select_rtx_section): New.
13777 * config/s390/s390.c (s390_select_rtx_section): New.
13778 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
13779 declarations before target macro definition.
13780 (xtensa_emit_call): Use static buffer.
13781 (xtensa_select_rtx_section): New.
13782 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
13783 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
13784 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
13785
13786 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
13787 SELECT_RTX_SECTION docs.
13788
13789Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
5f90a099
JH		 13790
13791 * i386.md (movsi/movdi): Fix template.
13792 (sse2 patterns): Set attributes consistently.
13793
13794 * i386.md (pushqi2, ashrqi_*): Fix constraint.
13795
6835a09c
TM		 137962002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
13797
13798 * optabs.c (complex_part_zero_p): New.
13799 * (expand_cmplxdiv_straight): Use it.
13800 * (expand_cmplxdiv_wide): Ditto.
13801 * (expand_binop): Ditto.
13802
d48bc59a
RH		 138032002-05-18 Richard Henderson <rth@redhat.com>
13804
13805 * final.c (HAVE_READONLY_DATA_SECTION): New.
13806 (shorten_branches): Use it instead of ifdefs.
13807 * varasm.c (enum in_section): Add in_readonly_data.
13808 (text_section, data_section): Tidy.
13809 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
13810
13811 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
13812 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
13813 (READONLY_DATA_SECTION): Don't undef.
13814
13815 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
13816 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
13817 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
13818
13819 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
13820 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
13821 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
13822 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
13823
13824 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
13825 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
13826 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
13827 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
13828 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
13829 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
13830 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
13831 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
13832 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
13833
13834 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
13835 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
13836 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
13837 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
13838 config/pa/pa64-hpux.h, config/sparc/litecoff.h
13839 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
13840
13841 * config/elfos.h, config/netware.h, config/svr3.h,
13842 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
13843 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
13844 config/h8300/h8300.h, config/i386/i386-interix.h,
13845 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
13846 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
13847
13848 * config/elfos.h, config/netware.h, config/svr3.h,
13849 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
13850 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
13851 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
13852 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
13853
13854 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
13855 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
13856 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
13857 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
13858 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
13859 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
13860 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
13861 config/rs6000/sysv4.h, config/v850/v850.h
13862 (EXTRA_SECTIONS): Remove in_const/in_rdata.
13863 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
13864
13865 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
13866 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
13867 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
13868 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
13869 * config/alpha/alpha.c (alpha_start_function): Likewise.
13870 (alpha_write_linkage): Likewise.
13871 * config/m32r/m32r.c (m32r_select_section): Likewise.
13872 * config/m88k/m88k.c (m88k_select_section): Likewise.
13873 * config/mips/mips.c (mips_select_rtx_section): Likewise.
13874 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
13875 (rs6000_elf_select_section): Likewise.
13876 * config/v850/v850.c (v850_select_section): Likewise.
13877
13878 * config/1750a/1750a.h, config/i860/sysv3.h
13879 (READONLY_DATA_SECTION_ASM_OP): New.
13880 READONLY_DATA_SECTION_ASM_OP.
13881 * config/i386/interix.c, config/i386/winnt.c
13882 (i386_pe_unique_section): Always use .rdata prefix.
13883 * config/pa/som.h (readonly_data): Always switch to read-only section.
13884 (READONLY_DATA_SECTION): Predicate on flag_pic.
13885 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
13886 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
13887 (READONLY_DATA_SECTION): Update.
13888
e964a556
JT		 138892002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
13890
13891 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
8f9eb495 13892 is used without -Wformat.
e964a556
JT		 13893 * c-common.h (warn_format_zero_length): Declare extern.
13894 * c-decl.c (warn_options): Add "format-zero-length".
13895 * c-format.c (warn_format_zero_length): Declare.
13896 (set_Wformat): Set warn_format_zero_length for -Wformat.
13897 (check_format_info): Only warn about zero-length formats if
13898 warn_format_zero_length is true. Include the format type
13899 name in the warning message.
13900 * doc/invoke.texi: Document -Wformat-zero-length.
13901 * testsuite/gcc.dg/format/zero-length-1.c: New test.
13902
d92b4486
KH		 139032002-05-18 Kazu Hirata <kazu@cs.umass.edu>
13904
13905 * timevar.c: Fix formatting.
13906 * tlink.c: Likewise.
13907 * toplev.c: Likewise.
13908 * tree-dump.c: Likewise.
13909 * tree-inline.c: Likewise.
13910
43612ffb
NB		 139112002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
13912
13913 * cppinit.c (cpp_post_options): If preprocessed, turn off
13914 traditional. If traditional, turn off column numbers.
13915 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
13916 * cpptrad.c (handle_newline): Update line_base.
13917 (skip_comment): Handle -Wcomment.
13918
f24a153a
ZW		 139192002-05-17 Zack Weinberg <zack@codesourcery.com>
13920
13921 * cppinit.c (struct builtin): Remove unused fields.
13922 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
13923 (operator_array): New - was second half of builtin_array.
13924 (init_builtins): Simplify loop over builtin_array/operator_array.
13925
12403335
NB		 139262002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
13927
13928 * defaults.h (UNIQUE_SECTION): Remove.
13929 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
13930
1f8c3c5b
RH		 139312002-05-17 Richard Henderson <rth@redhat.com>
13932
13933 * expr.c (init_expr_once): Don't use start/end_sequence.
13934 Use rtx_alloc instead of emit_insn.
13935 * toplev.c (lang_dependent_init): Run init_expr_once here ...
13936 (lang_independent_init): ... not here.
13937
4664f4c4
JT		 139382002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
13939
13940 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
13941
93febe68
MM		 139422002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
13943
13944 * config/avr/avr.c (avr_regs_to_save): New function. Also check
13945 for fixed registers, possibly used for global register variables.
13946 (initial_elimination_offset, avr_output_function_prologue,
13947 avr_output_function_epilogue): Move common code to avr_regs_to_save.
13948
004cb263
NB		 139492002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
13950
13951 * Makefile.in: Update for cpptrad.c.
13952 * cpphash.h (struct cpp_buffer): New members for buffer
13953 overlays.
13954 (struct cpp_reader): New members for traditional output.
13955 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
13956 * cppinit.c (cpp_create_reader): Set trad_line.
13957 (cpp_destroy): Free trad_out_base if used.
13958 (cpp_read_main_file): Overlay an empty buffer if traditional.
13959 (cpp_finish_options): Don't do builtins.
13960 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
13961 (cpp_handle_option): Handle it.
13962 * cpplex.c (continue_after_nul): New.
13963 (_cpp_lex_direct): Use handle_nul.
13964 * cpplib.h (struct cpp_options): New traditional option.
13965 * cpptrad.c: New file.
13966
bdcae02b
NB		 139672002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
13968
13969 * c-common.c (c_common_init_options): Use C89 for Objective-C,
13970 and set the options flag.
13971 * cppinit.c (lang_flags): Remove objc.
13972 (lang_defaults): Remove OBJC and OBJCXX.
13973 (set_lang): Update.
13974 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
13975 (cpp_handle_option): Remove -+ and -lang-objc++.
13976 For ObjC, just set a flag.
13977 (print_help): Update.
13978 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
13979
0fca60ab
RO		 139802002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13981
13982 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
13983 bootstrap with -mips3.
13984
dd3f0101
KH		 139852002-05-17 Kazu Hirata <kazu@cs.umass.edu>
13986
13987 * final.c: Fix formatting.
13988 * fix-header.c: Likewise.
13989 * flow.c: Likewise.
13990 * fold-const.c: Likewise.
13991 * function.c: Likewise.
13992
5ca9299f
DM		 139932002-05-17 David S. Miller <davem@redhat.com>
13994
13995 PR c/6689, PR optimization/6615
13996 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
13997 and make it a pointer to rtx. Update comments.
13998 (update_equiv_regs): When scanning for equivalences, record
13999 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
14000 it while making the equiv replacements.
14001
508bc172
RO		 140022002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14003
14004 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
14005
5cd983a6
KK		 140062002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
14007
14008 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
14009 when encoding visibility into SYMBOL_REF_FLAG.
14010
ce0f3925
RS		 140112002-05-17 Richard Sandiford <rsandifo@redhat.com>
14012
14013 * expr.c (force_operand): Fix reversed move.
14014
06809951
GP		 140152002-05-17 Kurt Wall <kwall@kurtwerks.com>
14016
14017 * doc/install.texi (Testing): Mention two common DejaGnu warnings
14018 that can be ignored.
14019
140202002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14021
14022 * doc/install.texi (Final install): Recommend to install into a
14023 "clean" target directory.
14024
1d5d7a21
RH		 140252002-05-17 Richard Henderson <rth@redhat.com>
14026
14027 * config/ia64/ia64.md: Use braced strings instead of quoted strings
14028 for code blocks. Tidy whitespace.
14029
ae46c4e0
RH		 140302002-05-17 Richard Henderson <rth@redhat.com>
14031
14032 * hooks.c (hook_tree_bool_false): New.
14033 * hooks.h: Declare it.
14034 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
14035 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
14036 * target.h (select_section, unique_section): New.
14037 (in_small_data_p): New.
14038 * varasm.c (resolve_unique_section): Use hooks instead of macros.
14039 (variable_section, output_constant_def_contents): Likewise.
14040 (default_select_section, default_unique_section): New.
14041 (categorize_decl_for_section, default_elf_select_section): New.
14042 * output.h: Declare them.
14043
14044 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
14045 (TARGET_ASM_SELECT_SECTION): New.
14046 (SELECT_SECTION): Move ...
14047 * config/darwin.c (machopic_select_section): ... here.
14048 * config/darwin-protos.h: Update.
14049
14050 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
14051 (SELECT_SECTION): Move ...
14052 * config/nextstep.c (nextstep_select_section): ... here.
14053 * config/nextstep-protos.h: Update.
14054
14055 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
14056 (TARGET_ASM_SELECT_SECTION): New.
14057 * config/svr3.h (SELECT_SECTION): Remove.
14058
14059 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
14060 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
14061 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
14062 (alpha_encode_section_info): Use it.
14063 * config/alpha/alpha-protos.h: Update.
14064 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
14065 (SELECT_SECTION, UNIQUE_SECTION): Remove.
14066 (TARGET_ASM_SELECT_SECTION): New.
14067 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
14068
14069 * config/arm/pe.h (UNIQUE_SECTION): Remove.
14070 (TARGET_ASM_UNIQUE_SECTION): New.
14071
14072 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
14073 (avr_unique_section): Rename from unique_section; make static.
14074 * config/avr/avr-protos.h: Update.
14075 * config/avr/avr.h (UNIQUE_SECTION): Remove.
14076
14077 * config/c4x/c4x.h (SELECT_SECTION): Remove.
14078
14079 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
14080 (TARGET_ASM_UNIQUE_SECTION): New.
14081 * config/i386/i386-interix.h: Likewise.
14082 * config/i386/win32.h: Likewise.
14083 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
14084 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
14085 * config/i386/sco5.h (SELECT_SECTION): Remove.
14086 (TARGET_ASM_SELECT_SECTION): New.
14087 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
14088
14089 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
14090 instead of SELECT_SECTION.
14091 * config/m68k/dpx2.h: Likewise.
14092 * config/rs6000/lynx.h: Likewise.
14093
14094 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
14095 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
14096 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
14097 (ia64_in_small_data_p): New.
14098 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
14099 (ia64_aix_select_section, ia64_aix_unique_section): New.
14100 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
14101 (SELECT_SECTION, UNIQUE_SECTION): Remove.
14102
14103 * config/m32r/m32r.h (SELECT_SECTION): Remove.
14104 (TARGET_ASM_SELECT_SECTION): New.
14105 * config/m32r/m32r.c (m32r_select_section): Take align argument.
14106 * config/m32r/m32r-protos.h: Update.
14107
14108 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
14109 (SELECT_SECTION): Move ...
14110 * config/m88k/m88k.c (m88k_select_section): ... here.
14111
14112 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
14113 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
14114 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
14115 (mcore_unique_section): Make static.
14116 * config/mcore/mcore-protos.h: Update.
14117
14118 * config/mips/elf.h (UNIQUE_SECTION): Remove.
14119 (TARGET_ASM_UNIQUE_SECTION): New.
14120 * config/mips/elf64.h: Likewise.
14121 * config/mips/iris6gld.h: Likewise.
14122 * config/mips/linux.h: Likewise.
14123 * config/mips/mips-protos.h: Update.
14124 * config/mips/mips.c (mips_select_section): Add align argument.
14125 * config/mips/mips.h (SELECT_SECTION): Remove.
14126 (TARGET_ASM_SELECT_SECTION): New.
14127
14128 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
14129 * config/mmix/mmix.c (mmix_select_section): Remove.
14130 (mmix_unique_section): Remove.
14131 * config/mmix/mmix-protos.h: Update.
14132
14133 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
14134 (SELECT_SECTION): Move ...
14135 * config/pa/pa.c (pa_select_section): ... here.
14136 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
14137
14138 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
14139 from rs6000_select_section and make static.
14140 (rs6000_elf_unique_section): Similarly.
14141 (rs6000_xcoff_select_section): From xcoff.h.
14142 (rs6000_xcoff_unique_section): Likewise.
14143 * config/rs6000/rs6000-protos.h: Update.
14144 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
14145 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
14146 * config/rs6000/xcoff.h: Likewise.
14147
14148 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
14149 (SELECT_SECTION): Move ...
14150 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
14151
14152 * config/v850/v850.h (SELECT_SECTION): Move ...
14153 * config/v850/v850.c (v850_select_section): ... here.
14154 (TARGET_ASM_SELECT_SECTION): New.
14155
14156 * config/vax/vms.h (SELECT_SECTION): Move ...
14157 * config/vax/vax.c (vms_select_section): ... here.
14158 (TARGET_ASM_SELECT_SECTION): New.
14159
14160 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
14161 for the target hooks.
14162
eaeb23a7
NC		 141632002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
14164
14165 * config/arm/arm.c (emit_multi_reg_push): Do not set
14166 RTX_FRAME_RELATED_P on the SEQUENCE.
14167
a00fe19f
RH		 141682002-05-16 Richard Henderson <rth@redhat.com>
14169
14170 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
14171 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
14172
5ccff482
RH		 141732002-05-16 Richard Henderson <rth@redhat.com>
14174
14175 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
14176
068d7739
RH		 14177 * config/ia64/ia64.c (saveable_obstack): Do not declare.
14178
0b17ab2f
RH		 141792002-05-16 Richard Henderson <rth@redhat.com>
14180
14181 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
14182 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
14183 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
14184 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
14185 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
14186 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
14187 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
14188 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
14189 Revert "Basic block renumbering removal", and two followup patches.
14190
8ae86b3c
JT		 141912002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
14192
14193 * lcm.c (optimize_mode_switching): Revert previous change.
14194
4e9f27af
ZD		 141952002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14196
14197 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
14198 with only extant block numbers.
14199
3cdc1dbc
JT		 142002002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
14201
14202 * lcm.c (optimize_mode_switching): Fix typo.
14203
fbfb3b09
ZD		 142042002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14205
14206 * flow.c (calculate_global_regs_live): Queue blocks in program order.
14207
b4b0fb02
RO		 142082002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14209
14210 * doc/install.texi (Configuration): Document PWDCMD.
14211
63b827c5
DJ		 142122002-05-16 Dale Johannesen <dalej@apple.com>
14213
14214 * combine.c (cant_combine_insn_p): Reenable combinations
14215 involving hard regs unless CLASS_LIKELY_SPILLED_P.
14216
748d29c1
NB		 142172002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
14218
14219 * c-common.c (cb_register_builtins): Handle more built-ins
14220 here rather than in gcc.c specs.
14221 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
14222 (cpp_options): Pass -O flags even when only preprocessing.
14223 * toplev.c (set_fast_math_flags): New prototype.
14224 (fast_math_flags_set_p): New.
14225 (set_no_fast_math_flags): Remove.
14226 (decode_f_option): Update.
14227 * toplev.h (set_fast_math_flags): Update.
14228 (fast_math_flags_set_p): New.
14229 (set_no_fast_math_flags): Remove.
14230config:
14231 * c4x/c4x.c (c4x_override_options): Update.
14232
5279d739
ZW		 142332002-05-16 Zack Weinberg <zack@codesourcery.com>
14234
14235 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
14236 Default-define here.
14237 (builtin_define_with_value): Can now wrap the expansion in
14238 quotation marks if such is wanted.
a00fe19f 14239 (cb_register_builtins): Update calls to builtin_define_with_value.
5279d739
ZW		 14240 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
14241 here.
14242 (c_common_init): Set options->stdc_0_in_system_headers.
14243 * c-lex.h: Update prototype of builtin_define_with_value.
14244 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
14245 and REGISTER_PREFIX.
14246
14247 * cppinit.c (VERS, ULP, C, X): Kill.
14248 (builtin_array): Remove entries for __VERSION__,
14249 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
14250 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
14251 a constant.
14252 (init_builtins): Kill off a bunch of now-dead code.
14253 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
14254 -fno-leading-underscore.
14255 (cpp_handle_option): Remove code to set user_label_prefix.
14256 (cpp_post_options): Likewise.
14257
14258 * cpplib.h (struct cpp_options): Remove user_label_prefix.
14259 (stdc_0_in_system_headers): New.
14260 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
14261 stdc_0_in_system_headers) too to decide the value of __STDC__.
14262
14263 * tradcpp.c (user_label_prefix): Kill.
a00fe19f 14264 (main): Remove code handling -f(no-)leading-underscore.
5279d739
ZW		 14265 (initialize_builtins): Don't define __REGISTER_PREFIX__
14266 or __USER_LABEL_PREFIX__.
14267 (install_value): Wrap compound statement in dummy loop so the
14268 macro works properly in an if statement.
14269
14270
62e6ca55
JJ		 142712002-05-16 Janis Johnson <janis187@us.ibm.com>
14272
14273 * loop.h (struct loop_info): Add member has_prefetch.
14274 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
14275 (prescan_loop): Initialize has_prefetch.
14276 (struct prefetch_info): Change prefetch_in_loop and
14277 prefetch_before_loop from bit fields to ints.
14278 (emit_prefetch_instructions): Several small fixes.
14279 (check_dbra_loop): Don't reverse loop that uses prefetch.
14280
1e6347d8
RO		 142812002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14282
14283 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
14284 * configure.in: Likewise.
14285 * fixinc/check.tpl: Likewise.
14286 * fixinc/fixinc.dgux: Likewise.
14287 * fixinc/fixinc.svr4: Likewise.
14288 * fixinc/fixinc.winnt: Likewise.
14289 * fixinc/fixincl.sh: Likewise.
14290 * fixproto: Likewise.
14291 * configure: Regenerate.
14292
355e4ec4
ZD		 142932002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14294
14295 Basic block renumbering removal:
14296 * basic_block.h (struct basic_block_def): Renamed index to sindex,
14297 added prev_bb and next_bb fields.
14298 (n_basic_blocks): Renamed to num_basic_blocks.
14299 (last_basic_block): New, index of last basic block.
14300 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
14301 traversing basic block chain.
14302 (BLOCK_NUM): index -> sindex.
14303 (create_basic_block_structure, create_basic_block): Declaration changed.
14304 (debug_num2bb): Declare.
14305 (expunge_block_nocompact): Declaration removed.
14306 (link_block, unlink_block, compact_blocks): Declare.
14307 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
14308 * cfg.c (entry_exit_blocks): Initialize new fields.
14309 (clear_edges, alloc_block, expunge_block, cached_make_edge,
14310 redirect_edge_pred, dump_flow_info, dump_edge_info,
14311 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
14312 free_aux_for_edges): Modified.
14313 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
14314 (expunge_block_nocompact): Removed.
14315 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
14316 find_unreachable_blocks, create_edge_list, print_edge_list,
14317 verify_edge_list, flow_edge_list_print, remove_fake_successors,
14318 remove_fake_edges, flow_reverse_top_sort_order_compute,
14319 flow_depth_first_order_compute, flow_preorder_transversal_compute,
14320 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
14321 flow_dfs_compute_reverse_execute): Modified.
14322 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
14323 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
14324 Modified.
14325 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14326 merge_blocks_move_predecessor_nojumps,
14327 merge_blocks_move_successor_nojumps, merge_blocks,
14328 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
14329 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
14330 * cfglayout.c (skip_insns_after_block, label_for_bb,
14331 record_effective_endpoints, scope_to_insns_finalize,
14332 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
14333 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
14334 cfg_layout_duplicate_bb): Modified.
14335 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
14336 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
14337 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
14338 flow_loops_find, flow_loop_outside_edge_p): Modified.
14339 * cfgrtl.c (create_basic_block_structure, create_basic_block,
14340 flow_delete_block, compute_bb_for_insn, split_block,
14341 try_redirect_by_replacing_jump, redirect_edge_and_branch,
14342 force_nonfallthru_and_redirect, tidy_fallthru_edge,
14343 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
14344 commit_edge_insertions, commit_edge_insertions_watch_calls,
14345 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
14346 purge_all_dead_edges): Modified.
14347 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
14348 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
14349 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
14350 Modified.
14351 * conflict.c (conflict_graph_compute): Modified.
14352 * df.c (FOR_ALL_BBS): Removed.
14353 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
14354 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
14355 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
14356 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
14357 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
14358 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
14359 * final.c (compute_alignments, final_scan_insn): Modified.
14360 * flow.c (verify_local_live_at_start, update_life_info,
14361 update_life_info_in_dirty_blocks, free_basic_block_vars,
14362 delete_noop_moves, calculate_global_regs_live,
14363 initialize_uninitialized_subregs, allocate_bb_life_data,
14364 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
14365 mark_used_reg, count_or_remove_death_notes): Modified.
14366 * function.c (thread_prologue_and_epilogue_insns): Modified.
14367 * gcse.c (struct null_pointer_info): Change typo of current_block
14368 to basic_block.
14369 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
14370 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
14371 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
14372 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
14373 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
14374 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
14375 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
14376 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
14377 pre_delete, one_pre_gcse_pass, compute_transpout,
14378 invalidate_nonnull_info, delete_null_pointer_checks_1,
14379 free_code_hoist_mem, compute_code_hoist_vbeinout,
14380 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
14381 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
14382 compute_store_table, build_store_vectors, insert_insn_start_bb,
14383 insert_store, replace_store_insn, free_store_memory, store_motion):
14384 Modified.
14385 * global.c (global_alloc, global_conflicts, mark_elimination,
14386 build_insn_chain): Modified.
14387 * graph.c (print_rtl_graph_with_bb): Modified.
14388 * haifa-sched.c (sched_init): Modified.
14389 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
14390 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
14391 if_convert): Modified.
14392 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
14393 compute_insert_delete, pre_edge_lcm, compute_available,
14394 compute_farthest, compute_nearerout, compute_rev_insert_delete,
14395 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
14396 Modified.
14397 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
14398 * loop.c (loop_dump_aux): Modified.
14399 * predict.c (combine_predictions_for_insn, estimate_probability,
14400 last_basic_block_p, process_note_prediction, process_note_predictions,
14401 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
14402 expensive_function_p, estimate_bb_frequencies,
14403 compute_function_frequency): Modified.
14404 * print-rtl.c (print_rtx): Modified.
14405 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
14406 get_exec_counts, compute_branch_probabilities, compute_checksum,
14407 branch_prob, find_spanning_tree): Modified.
14408 * recog.c (split_all_insns, peephole2_optimize): Modified.
14409 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
14410 convert_regs_1, convert_regs_2, convert_regs): Modified.
14411 * regclass.c (scan_one_insn, regclass): Modified.
14412 * regmove.c (mark_flags_life_zones, regmove_optimize,
14413 combine_stack_adjustments): Modified.
14414 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
14415 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
14416 * reorg.c (dbr_schedule): Modified.
14417 * resource.c (find_basic_block, init_resource_info): Modified.
14418 * sbitmap.c (sbitmap_intersection_of_succs,
14419 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
14420 sbitmap_union_of_preds): Modified.
14421 * sched-deps.c (init_dependency_caches): Modified.
14422 * sched-ebb.c (schedule_ebbs): Modified.
14423 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
14424 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
14425 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
14426 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
14427 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
14428 ssa_const_prop): Modified.
14429 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
14430 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
14431 * ssa.c (remove_phi_alternative, find_evaluations,
14432 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
14433 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
14434 make_regs_equivalent_over_bad_edges,
14435 make_equivalent_phi_alternatives_equival,
14436 compute_conservative_reg_partition,
14437 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
14438 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
14439 Modified.
14440
5a566bed
MM		 144412002-05-16 Mark Mitchell <mark@codesourcery.com>
14442
14443 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
14444
48f6efae
NC		 144452002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
14446
14447 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
14448 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
14449 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
14450 calling CONSTANT_POOL_ADDRESS_P.
14451 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
14452 to decide whether to define __arm__ or __thumb.
355e4ec4 14453 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
48f6efae
NC		 14454 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
14455
b166fadd
NB		 144562002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
14457
14458 * config/arc/arc.h (CPP_PREDEFINES): Remove.
14459 (CPP_SPEC): Update.
14460 (TARGET_CPU_CPP_BUILTINS): New.
14461
601328bb
NB		 144622002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
14463
14464 * cpphash.h (cpp_macro): Move here, and make expansion a union.
14465 * cppmacro.c (cpp_macro): Remove.
14466 (enter_macro_context, replace_args, warn_of_redefinition,
14467 _cpp_create_definition, cpp_macro_definition): Update.
14468
ff48be5c
JM		 144692002-05-16 Jason Merrill <jason@redhat.com>
14470
14471 * config/mips/mips.c (mips_output_external): Don't do sdata
14472 optimization for a variable with DECL_COMDAT set.
14473
805c42ba
AH		 144742002-05-15 Aldy Hernandez <aldyh@redhat.com>
14475
355e4ec4
ZD		 14476 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
14477 Cleanups for accepting modifiers on pointers.
14478 Fix predicate typos.
14479 Allow long pointers as well as int pointers.
805c42ba 14480
34fb9ba5
RH		 144812002-05-15 Richard Henderson <rth@redhat.com>
14482
14483 * varasm.c (merge_weak): Remove special case for extern and common.
14484
62e118f5
MH		 144852002-05-15 Matt Hiller <hiller@redhat.com>
14486
14487 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
355e4ec4 14488 XFAILing.
62e118f5
MH		 14489 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
14490 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
14491 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
14492 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
14493 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
14494 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
14495
fefac463
AH		 144962002-05-15 Aldy Hernandez <aldyh@redhat.com>
14497
355e4ec4 14498 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
fefac463 14499
5f004351
AH		 145002002-05-15 Aldy Hernandez <aldyh@redhat.com>
14501
355e4ec4
ZD		 14502 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
14503 ("altivec_mfvscr"): Read from VSCR.
14504
14505 Add vscr sets for the following insns: altivec_vctuxs,
14506 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
14507 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
14508 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
14509 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
14510 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
14511 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
14512 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
14513 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
14514 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
14515 altivec_vsum2sws, altivec_vsumsws.
14516
14517 * config/rs6000/rs6000.h: Add VSCR fixed register.
14518 (CALL_REALLY_USED_REGISTERS): Add vscr.
14519 (CALL_USED_REGISTERS): Same.
14520 (FIXED_REGISTERS): Same.
14521 (REG_ALLOC_ORDER): Same.
14522 (reg_class): Add VSCR_REGS.
14523 (REG_CLASS_NAMES): Same.
14524 (REG_CLASS_CONTENTS): Same.
14525 (VSCR_REGNO): New.
14526 (REGISTER_NAMES): Add vscr.
14527 (DEBUG_REGISTER_NAMES): Same.
14528 (ADDITIONAL_REGISTER_NAMES): Same.
14529 (FIRST_PSEUDO_REGISTER): Increment.
14530 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
5f004351 14531
033afd11
RH		 145322002-05-15 Jakub Jelinek <jakub@redhat.com>
14533
14534 * fold-const.c (fold): Fix a typo.
14535
145362002-05-15 Eric Botcazou <ebotcazou@multimania.com>
14537
14538 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
14539 comparison against the highest or lowest integer value before
14540 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
14541 transformation and that of an unsigned comparison against 0
14542 right after.
14543
14285ace
RH		 145442002-05-15 Richard Henderson <rth@redhat.com>
14545
14546 * varasm.c (merge_weak): Error for any weakening after definition.
14547 Adjust weakening after use warning to catch more cases.
14548 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
14549 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
14550
194734e9
JH		 14551Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
14552
14553 * invoke.texi (-malign-double): Re-add lost warning.
14554
14555 * i386-protos.h (x86_output_mi_thunk): Declare.
14556 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
14557 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
14558
14559 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
14560 when flag_asynchronous_unwind_tables is set.
14561
14562 * flags.h (flag_reorder_functions): Declare.
14563 * function.c (prepare_function_start): Initialize frequnecy.
14285ace 14564 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
194734e9
JH		 14565 * Makefile.in (predict.o): Add dependency on target.h and params.h
14566 * defaults.h (HOT_TEXT_SECTION_NAME,
14567 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
14568 * predict.c (choose_function_section): New function.
14569 (estimate_bb_frequencies): Use it.
14570 * toplev.c (flag_reorder_functions): New global variable.
14571 (lang_independent_options): New.
14572 (parse_options_and_default_flags): Set.
14573 * varasm.c (assemble_start_function): Bypass functdion alignment
14574 for never executed functions.
14575 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
14576 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
14577 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
14578 Document.
14579
14580 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
14581
14582 * predict.c: Inlude profile.h
14583 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
14584 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
14585 Use the information about maximal counter in the program.
14586
14587 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
14588
14589 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
14590 probably_never_executed_bb_p): New functions.
14591 * cfgcleanup.c (outgoing_edges_match): Use them.
14592 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
14593 (maybe_hot_bb_p, probably_cold_bb_p,
14594 probably_never_executed_bb_p): New functions.
14595
14596 * function.h (function): Add new field function_frequency.
14597 * predict.c (compute_function_frequency): New function.
14598 (estimate_probability): Call it.
14599
61ad9a34
JJ		 146002002-03-09 Jakub Jelinek <jakub@redhat.com>
14601
14602 PR optimization/5172, optimization/5200
14603 * gcse.c (gcse_main): Disable store_motion.
14604
a11eba95
ZW		 146052002-05-14 Zack Weinberg <zack@codesourcery.com>
14606
14607 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
14608 (c_common_nodes_and_builtins): Use it.
14609 (builtin_define_with_value): New function.
14610 (cb_register_builtins): Define __SIZE_TYPE__,
14611 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
14612 using builtin_define_with_value. Use consistent notation when
14613 defining __GXX_WEAK__.
14614 (WCHAR_TYPE_SIZE): Don't redefine.
14615 (combine_strings): Don't use WCHAR_TYPE_SIZE.
14616
14617 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
14618 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
14619 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
14620 * tradcpp.c (initialize_builtins): Likewise.
14621 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
14622
14623 * c-lex.h (builtin_define_with_value): Prototype.
14624 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
14625 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
14626 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
14627
14628 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
14629 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
14630 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
14631 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
14632 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
14633 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
14634 config/sparc/sol2-bi.h, config/sparc/sparc.h:
14635 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
14636 to __SIZE_TYPE__ etc from all spec strings. When this makes
14637 extra specs empty, delete them.
14638
1c31ecf6
JDA		 146392002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
14640
14641 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
14642 for PA8000 or generating dwarf2 call frame information.
14643 (output_call): Remove DO_FRAME_NOTES check from return pointer
14644 optimization.
14645 (following_call): Return 0 when scheduling for PA8000 or generating
14646 dwarf2 call frame information. Revise comment.
14647
ac9cfada
NB		 146482002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
14649
14650config/alpha:
14651 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
14652 and __IEEE_FP_INEXACT as appropriate.
14653 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
14654 (CPP_SPEC): Remove ieee defines.
14655 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
14656
9b690711
RH		 146572002-05-14 Richard Henderson <rth@redhat.com>
14658
14659 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
14660 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
14661
e6471be6
NB		 146622002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
14663
e6471be6
NB		 14664 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
14665 (CPP_SPEC): Update.
14666 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
14667 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
14668 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
14669 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
14670 (EXTRA_SPECS): Update.
14671 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
14672 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
14673 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
14674 define TARGET_OS_CPP_BUILTINS if necessary.
14675
e5f5feea
NB		 146762002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
14677
14678 * gcc.c (cpp_options): Must pass -m* and -f* options
14679 to the front end even when only preprocessing.
14680 (cc1_options): Remove redundant -lang-c.
14681 * tradcpp.c (main): Ignore -m options.
14682objc:
14683 * lang-specs.h: Similarly.
14684
317638a8
VM		 146852002-05-14 Vladimir Makarov <vmakarov@redhat.com>
14686
14687 * genautomata.c (transform_3): Add code for transformation
14688 `(A,B,...)+C -> A+C,B,...'.
14689
4d604303
JH		 14690Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
14691
14692 * final.c (end_final): Do not output profile_arcs constructor, when
14693 no functions are instrumented.
14694
b18b06ed
JH		 14695Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
14696
14697 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
14698
a12f97f0
GP		 146992002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14700
14701 * doc/install.texi: Remove special markup originally required for
14702 HTML generation with texi2html.
14703
c1ae3eb4
AS		 147042002-05-14 Andreas Schwab <schwab@suse.de>
14705
14706 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
14707 SELECT_SECTION.
14708 (UNIQUE_SECTION): Define to get small data correctly.
1b18fc2c
AS		 14709
14710 * varasm.c (resolve_unique_section): Add third parameter
14711 flag_function_or_data_sections and use it instead of
14712 flag_function_sections.
14713 (assemble_start_function): Pass flag_function_sections.
14714 (asm_emit_uninitialised): Pass flag_data_sections.
14715 (assemble_variable): Likewise.
14716
8ee41eaf
RH		 147172002-05-14 Richard Henderson <rth@redhat.com>
14718
14719 * config/i386/i386.md: Use define_constants for unspec numbers.
14720 * config/i386/i386.c: Likewise.
14721
e6471be6
NB		 147222002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
14723
14724 * doc/contrib.texi: Update my entry.
14725
c297b764
MM		 147262002-05-13 Mark Mitchell <mark@codesourcery.com>
14727
14728 * fixinc/inclhack.def (winidss_valist): Limit applicability.
14729 * fixinc/fixincl.x: Regenerated.
14730 * fixinc/tests/base/math.h: Update.
14731 * fixinc/tests/base/testing.h: Likewise.
14732
0b42c8f8
ZW		 147332002-05-13 Zack Weinberg <zack@codesourcery.com>
14734
14735 * genattr.c (gen_attr): Don't emit a comma after the last
14736 enumerator.
14737
546c093e
RH		 147382002-05-13 Richard Henderson <rth@redhat.com>
14739
14740 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
14741 by non-local gotos.
14742 * recog.c (peephole2_optimize): Likewise.
14743
85be8c2d
AP		 147442002-05-13 Andris Pavenis <pavenis@lanet.lv>
14745
14746 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
14747 input to O_BINARY.
14748
765b8f90
JL		 147492002-05-13 Jeffrey A Law (law@redhat.com)
14750
fe4b3c79
JL		 14751 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
14752 Update prototype and callers.
14753 (propagate_one_insn): Stack pointer adjustments kill MEMs on
14754 the mem_set_list which reference the stack pointer, as do
14755 calls to constant functions as they may clobber outgoing
14756 argument space.
14757
16133d00
JL		 14758 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
14759
765b8f90
JL		 14760 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
14761 (ia32_multipass_dfa_lookahead): New function.
14762
63826d5b
NB		 147632002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
14764
14765 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
14766 (translate_options): Remove 'V'.
14767 (process_command): Similarly.
14768doc:
14769 * invoke.texi: Remove documentation of 'V'.
14770
dcb41ced
UW		 147712002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
14772
14773 * config/s390/linux.h: Revert 2002-04-22 changes.
14774
8dfea428
SM		 147752002-05-13 Scott Marks <SMarks@mobile-mind.com>
14776
14777 * config/fr30/fr30.md: Only allow splits of immediate loads
14778 if the destination is a register.
14779
12a41c22
NB		 147802002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
14781
14782 * Makefile.in (c-common.o, cppinit.o): Update.
14783 * c-common.c: Include except.h.
14784 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
14785 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
14786 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
14787 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
14788 CPP_PREDEFINES): Handle here.
14789config:
14790 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
14791 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
14792 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
14793 TARGET_OS_CPP_BUILTINS.
14794 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
14795 (CPP_SPEC, EXTRA_SPECS): Update.
14796 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
14797 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
14798 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
14799 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
14800 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
14801doc:
14802 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
14803 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
14804
5692c7bc
ZW		 148052002-05-12 Zack Weinberg <zack@codesourcery.com>
14806
14807 * emit-rtl.c (global_rtl): Update comment.
14808 (const_double_htab, const_double_htab_hash,
14809 const_double_htab_hash, lookup_const_double): New.
14810 (const_int_htab_hash, const_int_htab_eq): Remove const
14811 qualifiers, which cause tons of warnings with RTL checking on.
14812 (gen_rtx_CONST_DOUBLE): Deleted.
14813 (const_double_from_real_value): New function - bears some
14814 resemblance to the former immed_real_const_1.
14815 (immed_double_const): Moved here from varasm.c and
14816 simplified.
14817 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
14818 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
14819 (gen_rtx): Use immed_double_const.
14820 (init_emit_once): Initialize the const_double_htab. Use
14821 REAL_VALUE_FROM_INT where possible. Can now use
14822 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
14823 * varasm.c (struct varasm_status): Remove x_const_double_chain.
14824 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
14825 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
14826 (init_varasm_status, mark_varasm_status): Don't touch
14827 x_const_double_chain.
14828
14829 * output.h: Delete prototype for clear_const_double_mem.
14830 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
14831 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
14832 const_double_from_real_value, not immed_real_const_1, and use
14833 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
14834 CONST_DOUBLE_ATOF.
14835 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
14836 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
14837 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
14838 (gen_rtx_REG): Second arg is unsigned.
14839
14840 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
14841 (excluded_rtx): New, return true for CONST_DOUBLE.
14842 (genmacro): Write nothing for excluded codes.
14843 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
14844 * expr.c (expand_expr): Likewise.
14845 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
14846 CONST_DOUBLE_CHAIN.
14847 * toplev.c (rest_of_compilation): Don't call
14848 clear_const_double_mem.
14849
14850 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
14851 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
14852 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
14853 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
14854 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
14855 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
14856 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
14857 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
14858
31397a7b
KG		 148592002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14860
14861 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
14862
1b70d38a
TT		 148632002-05-12 Tom Tromey <tromey@redhat.com>
14864
14865 * tree.h (copy_node): Don't mention TREE_PERMANENT.
14866
9a5834ae
ZW		 148672002-05-12 Zack Weinberg <zack@codesourcery.com>
14868
14869 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
14870 (scan_comma_elt): New function. Accepts whitespace in comma lists.
14871 * gensupport.h: Prototype new routines.
14872 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
14873 use of printf.
14874 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
14875 (next_comma_elt): Use scan_comma_elt.
14876
14877 * config/i386/i386.md: Use new attribute notation to break up
14878 long lines in define_attr forms.
14879
51286de6
RH		 148802002-05-12 Richard Henderson <rth@redhat.com>
14881
14882 * expr.c (compress_float_constant): New.
14883 (emit_move_insn): Use it.
14884 (float_extend_from_mem): New.
14885 (init_expr_once): Initialize it.
14886 * real.c (exact_real_truncate): New.
14887
14888 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
14889 dropped into memory; penalize for size.
14890 (RTX_COSTS): FLOAT_EXTEND is free.
14891 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
14892 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
14893
6412341e
RH		 148942002-05-12 Richard Henderson <rth@redhat.com>
14895
14896 * profile.h (profile_info): Add missing extern to declaration.
14897 * profile.c (profile_info): Define it.
14898
12877f09
JDA		 148992002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
14900
14901 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
14902 used for DImode and TImode.
14903
387f9e32
NB		 149042002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
14905
14906 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
14907 fake a newline.
14908
e1a0f69c
ZW		 149092002-05-11 Zack Weinberg <zack@codesourcery.com>
14910
14911 * config/rs6000/rs6000.c (rs6000_default_long_calls,
14912 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
14913 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
14914 (rs6000_override_options): Handle -m(no-)longcall.
14915 (init_cumulative_args, output_mi_thunk): Check for both
14916 longcall and shortcall attributes on the function.
14917 (rs6000_attribute_table): Add "shortcall".
14918 (rs6000_handle_longcall_attribute): Update comment.
14919 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
14920 altivec_expand_ternop_builtin): Add default clauses to switches
14921 to silence warnings.
14922
14923 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
14924 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
14925 (TARGET_OPTIONS): Add longcall and no-longcall.
14926
14927 * config/rs6000/rs6000.md (call_nonlocal_sysv,
14928 call_value_nonlocal_sysv): Split by alternatives. One pair
14929 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
14930 the call cookie. The other pair accepts only LR/CTR and has
14931 no restriction.
14932
14933 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
14934 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
14935 tmake_file.
14936 * config/rs6000/rs6000-c.c: New file.
14937 * config/rs6000/t-rs6000-c-rule: New file.
14938 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
14939 Prototype rs6000_pragma_longcall.
14940
14941 * doc/extend.texi: Document shortcall attribute.
14942 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
14943
9c64026d
JDA		 149442002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
14945
14946 * reorg.c (dbr_schedule): Remove unnecessary test.
14947
6c81a490
JH		 14948Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
14949
14950 * i386.md (testsi to testqi spliters): New.
14951
14952 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
14953
14954 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
14955
14956 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
14957
14958 * basic-block.h: New flag EDGE_CAN_FALLTHRU
14959 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
14960 that can be made fallthru.
14961
14962 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
14963
14964 * cfglayout.c (cleanup_unconditional_jumps): New static function.
14965 (cfg_layout_initialize): Use it.
4c476cf3 14966
e4447d94
MM		 149672002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
14968
14969 * config/avr/avr.c (avr_mcu_types): Update supported devices.
14970 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14971 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14972
3a538a66
KH		 149732002-05-11 Kazu Hirata <kazu@cs.umass.edu>
14974
14975 * dbxout.c: Fix formatting.
14976 * dependence.c: Likewise.
14977 * df.c: Likewise.
14978 * diagnostic.c: Likewise.
14979 * doloop.c: Likewise.
14980 * dominance.c: Likewise.
14981 * doschk.c: Likewise.
14982 * dwarf2asm.c: Likewise.
14983 * dwarf2out.c: Likewise.
14984 * dwarfout.c: Likewise.
14985
2292e8fc
RH		 149862002-05-10 Richard Henderson <rth@redhat.com>
14987
14988 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
14989 Convert integers constants as needed. Replace "nwords" field with
14990 "sizeof_bb".
14991 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
14992 * function.h: Fix typo in comment.
14993 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
14994
dbfb1116
RS		 149952002-05-10 Roger Sayle <roger@eyesopen.com>
14996
14997 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
14998 into the equivalent (signed char)c > 0.
14999
79a497cd
JJ		 150002002-05-10 Janis Johnson <janis187@us.ibm.com>
15001
15002 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
15003 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
15004 (struct prefetch_info): Fix spelling of member bytes_accessed.
15005 (emit_prefetch_instructions): Make dump messages more regular;
15006 restructure code to add more dump messages; use new macros for
15007 heuristics. (There are no code generation changes in any of this).
15008
6c45cb0d
DM		 150092002-05-10 David S. Miller <davem@redhat.com>
15010
7440af14
DM		 15011 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
15012 (struct rtx_def): Update unchanging flag comment.
15013 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
15014 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
15015 to be handled to INSN too.
15016 (dbr_schedule): Likewise.
15017 * resource.c (next_insn_no_annul): Likewise.
15018
6c45cb0d
DM		 15019 * cse.c (rtx_cost): Remove multiplication by power of 2 special
15020 casing.
15021
29f21e4f
GP		 150222002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15023
15024 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
15025 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
15026 (possibly) work around broken /bin/sh.
15027
e4ba88da
RO		 150282002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15029
15030 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
15031 . as N64/N32 libgcc_s.so subdirs.
15032
4f4778ee
DM		 150332002-05-10 David S. Miller <davem@redhat.com>
15034
15035 * config/sparc/sparc.md: Use define_constants for unspec numbers.
cf40ea15
DM		 15036
15037 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
15038 more accurately.
15039 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
15040 comment.
15041 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
15042 * doc/rtl.texi: Document these macros more accurately.
15043 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
15044 JUMP_INSNs and CALL_INSNs.
15045 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
15046 or INSN_FROM_TARGET_P if the code is appropriate.
15047
1a499b92
MM		 150482002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
15049
15050 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
15051 before using SYMBOL_REF_FLAG (addr).
15052
15053 * config/avr/avr-protos.h (avr_io_address_p): Declare.
15054 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
15055 Make non-static. Update all callers.
15056 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
15057 New insns to clear/set/test a single bit in I/O address space.
15058
65212b66
KG		 150592002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15060
15061 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
15062
3df89291
NB		 150632002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
15064
15065 * Makefile.in: Update.
15066 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
15067 builtin_define_std): New.
15068 (c_common_init): Register CPP builtins callback.
15069 * c-common.h (flag_iso, flag_undef): New.
15070 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
15071 * c-lex.c: Don't include target.h.
15072 (cb_register_builtins): Move to c-common.c.
15073 (init_c_lex): Don't register hook here.
15074 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
15075 (cpp_define, cpp_assert): Remove.
15076 * gcc.c (cc1_options): Pass -undef to front end.
15077 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
15078 (TARGET_INITIALIZER): Update.
15079 * target.h (struct cpp_reader): Don't predeclare.
15080 (struct gcc_target): Remove cpp builtin hook.
15081 * tree.c (default_register_cpp_builtins): Remove.
15082doc:
15083 * tm.texi: Update.
15084
32fa4565
NB		 150852002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
15086
15087 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
15088
23357c55
RO		 150892002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15090
15091 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
15092 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
15093
5aa26af0
JJ		 150942002-05-09 Jakub Jelinek <jakub@redhat.com>
15095
15096 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
15097 * config/sparc/libgcc-sparc-glibc.ver: New file.
15098 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
15099 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
15100
2937267b
JJ		 151012002-05-09 Jakub Jelinek <jakub@redhat.com>
15102
15103 PR target/6429
15104 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
15105 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
15106 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
15107 base multilibs.
15108 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
15109 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
15110 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
15111 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
15112
086c0f96
RH		 151132002-05-09 Richard Henderson <rth@redhat.com>
15114
15115 * config/ia64/ia64.md: Use define_constants for unspec numbers.
15116 * config/ia64/ia64.c: Likewise.
15117
a8b4881f
RS		 151182002-05-09 Richard Sandiford <rsandifo@redhat.com>
15119
15120 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
15121 (save_restore_insns): Likewise.
15122 (mips_expand_prologue, mips_expand_epilogue): Update callers.
15123 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
15124
243e5500 15125Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
890d52e8 15126
af2728a4
JL		 15127 * athlon.md, k6.md, pentium.md, ppro.md): New files.
15128 * i386.md: Move scheduling information into new files.
15129
890d52e8
JL		 15130 * i386.md (type attribute): Add "rotate" for rotate insns.
15131 (rotate insns): Set type to "rotate".
15132 (various attributes and function units): Treat rotate like shift.
15133 (pent_pair attribute): Only rotates by one bit position are
15134 pairable.
15135 (sbb insns): Explicitly set pent_pair attribute on a couple
15136 that were missing it.
15137
f78ec36a
R		 15138Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
15139
15140 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
15141 make sure that buffer starts on odd word address.
15142 (sh_va_arg): Skip odd fp registers when reading a double precision
15143 value.
15144
ff431459
NB		 151452002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
15146
15147 * tree.h (preserve_data, object_permanent_p, type_precision):
15148 Remove.
15149
c3bf3e6e
NB		 151502002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
15151
15152 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
15153 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
15154doc:
15155 * cpp.texi: Update for removal of obsolete features.
15156
02263a8a
JH		 15157Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
15158 Jeffrey A Law (law@redhat.com)
15159
15160 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
15161 the DFA interface for Pentium processors.
15162 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
15163 (attr_pent_pair, ix86_pent_find_pair): Remove.
15164 (ix86_sched_reorder_pentium): Remove.
15165 (ix86_sched_reorder): Remove reordering for Pentium.
15166 * i386.md (Pentium scheduling): Rewrite using DFA description.
15167
3e638a90
JH		 15168Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
15169
15170 * cfganal.c (can_fallthru): Fix fast path.
15171 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
15172 with edges to the next block.
15173
b7c9bf28
JH		 15174Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
15175 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
15176
15177 * final.c (end_final): Use C trees to output data structures for profiling.
15178
15179 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
5692c7bc
ZW		 15180 (profile.o): New dependency profile.h
15181 (final.o): New dependency profile.h
15182 * profile.h: New file. New global structure profile_info.
15183 * final.h (count_edges_instrumented_now): Declare.
15184 (current_function_cfg_checksum): Declare.
15185 (function_list): New structure.
15186 (functions_head, functions_tail): New static variables.
15187 (end_final): Emits more data, removed some -ax stuff.
15188 (final): Stores function names and chcksums.
15189 * gcov-io.h (__write_gcov_string): New function.
15190 (__read_gcov_string): New function.
15191 * gcov.c (read_profile): New function.
15192 (create_program_flow_graph): Uses read_profile instead of reading
b7c9bf28 15193 da_file.
5692c7bc
ZW		 15194 (read_files): Removed da_file checking, it's done by read_profile now.
15195 * libgcc2.c (bb_function_info): New structure.
15196 (bb): New field in structure, removed some -ax stuff.
15197 (__bb_exit_func): Changed structure of da_file.
15198 * profile.c (count_edges_instrumented_now): New global variable.
15199 (current_function_cfg_checksum): New global variable.
15200 (max_counter_in_program): New global variable.
15201 (get_exec_counts): New function.
15202 (compute_checksum): New function.
15203 (instrument_edges): Sets count_edges_instrumented_now.
15204 (compute_branch_probabilities): Uses get_exec_counts instead of
b7c9bf28 15205 reading da_file.
5692c7bc
ZW		 15206 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
15207 (init_branch_prob): Removed da_file checking, done in get_exec_counts
b7c9bf28 15208 now.
5692c7bc 15209 (end_branch_prob): Removed da_file checking, done in get_exec_counts
b7c9bf28 15210 now.
5692c7bc 15211 * gcov.texi: Updated information about gcov file format.
b7c9bf28 15212
786de7eb
KH		 152132002-05-09 Kazu Hirata <kazu@cs.umass.edu>
15214
15215 * sbitmap.c: Fix formatting.
15216 * scan.c: Likewise.
15217 * scan-decls.c: Likewise.
15218 * sched-deps.c: Likewise.
15219 * sched-ebb.c: Likewise.
15220 * sched-rgn.c: Likewise.
15221 * sched-vis.c: Likewise.
15222 * sdbout.c: Likewise.
15223 * sibcall.c: Likewise.
15224 * simplify-rtx.c: Likewise.
15225 * ssa.c: Likewise.
15226 * ssa-ccp.c: Likewise.
15227 * ssa-dce.c: Likewise.
15228 * stmt.c: Likewise.
15229 * stor-layout.c: Likewise.
15230 * stringpool.c: Likewise.
15231
b7764693
DM		 152322002-05-09 David S. Miller <davem@redhat.com>
15233
15234 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
15235
4e7d5d27
DM		 152362002-05-07 David S. Miller <davem@redhat.com>
15237
15238 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
15239 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
15240 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
15241 library implementation clobbers the output before the inputs
15242 are fully consumed, use stack temporary for the output.
15243
f979570e
JT		 152442002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
15245
15246 * config/netbsd.h (CPP_SPEC): Remove.
15247 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
15248 * config/i386/netbsd.h (CPP_SPEC): Define.
15249 * config/ns32k/netbsd.h (CPP_SPEC): Define.
15250 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
15251 * config/sparc/netbsd.h (CPP_SPEC): Define.
15252 * config/vax/netbsd.h (CPP_SPEC): Define.
15253
a6a2274a
KH		 152542002-05-08 Kazu Hirata <kazu@cs.umass.edu>
15255
15256 * read-rtl.c: Fix formatting.
15257 * real.c: Likewise.
15258 * recog.c: Likewise.
15259 * regclass.c: Likewise.
15260 * regmove.c: Likewise.
15261 * reg-stack.c: Likewise.
15262 * reload1.c: Likewise.
15263 * reload.c: Likewise.
15264 * resource.c: Likewise.
15265 * rtlanal.c: Likewise.
15266 * rtl.c: Likewise.
15267 * rtl-error.c: Likewise.
15268
461b48d5
JDA		 152692002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
15270
15271 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
15272 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
15273
95d075ff
BS		 152742002-05-08 Bernd Schmidt <bernds@redhat.com>
15275
15276 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
15277 use __SSE2__ macro instead.
15278 * config/i386/xmmintrin.h: Likewise.
15279
2d4cc6a7
JJ		 152802002-05-08 Janis Johnson <janis187@us.ibm.com>
15281
15282 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
15283 and use it in all invocations of these macros. Clean up comments.
15284 * rtl.c (rtl_check_failed_flag): Add an argument for the name
15285 of the flag access macro whose check failed.
15286 * doc/rtl.texi (Flags): Document additional flag uses.
15287
3f8ffc7c
RS		 152882002-05-08 Robert Spier <rspier@pobox.com>
15289 Neil Booth <neil@daikokuya.demon.co.uk>
15290
15291 PR preprocessor/6521
15292 * cppfiles.c (handle_missing_header): Don't do anything
15293 different for <> includes.
15294doc:
15295 * cppopts.texi: Update documentation for -MG.
15296
b9e2d17b
NB		 152972002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
15298
15299 * cpplex.c (cpp_interpret_charconst): Truncate as well as
15300 sign-extend.
15301doc:
15302 * cpp.texi: Clarify multichar charconst valuation.
15303
8d8269fa
MM		 153042002-05-08 Mark Mitchell <mark@codesourcery.com>
15305
15306 * doc/invoke.texi: Document -mwindiss option.
15307
29b91443
JM		 153082002-05-08 Jason Merrill <jason@redhat.com>
15309
15310 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
15311
15312 * dwarf2out.c (gen_type_die): Abort on broken recursion.
15313
15314 PR c++/6381
15315 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
15316 REAL_CST.
15317
6c76b950
NC		 153182002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
15319
15320 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
15321 little-endian multilibs to override arm/thumb multilibs.
a5c76ee6 15322 Do not build hardware floating point multilibs, nor apcs-26
6c76b950
NC		 15323 multilibs for the Thumb.
15324
f90bf7ca
MM		 153252002-05-08 Mark Mitchell <mark@codesourcery.com>
15326
15327 PR c/6569.
15328 * varasm.c (mark_weak): New function.
15329 (merge_weak): Use it. Do not call declare_weak.
15330 (declare_weak): Use merge_weak.
15331
1e150f2c
JH		 15332Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
15333
15334 * cse.c (dead_libcall_p): Update counts.
15335 (delete_trivially_dead_insns): Update call of dead_libcall_p.
15336
969d70ca
JH		 15337Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
15338
15339 * cfglayout.c (function_tail_eff_head): Rename to ...
15340 (function_footer): ... this one.
15341 (unlink_insn_chain): New functions.
15342 (label_for_bb): Only call block_label and emit debug message.
15343 (record_effective_endpoints): Actually unlink the headers and footers.
15344 (fixup_reorder_cahin): Re-insert the unlinked sequences.
15345 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
15346 * cfglayout.h (struct reorder_block_def): New fields footer/header;
15347 remove eff_head/eff_end.
15348 * rtl.h (set_first_insn): Declare.
15349 * emit-rtl.c (set_first_insn): New function.
15350
15351 * cfglayout.c (fixup_reorder_chain): Dump duplicated
15352 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
15353 cfg_layout_duplicate_bb): New global function.
15354 (duplicate_insn_chain): New static function.
15355 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
15356 cfg_layout_duplicate_bb): Declare.
15357 (struct reorder_block_def): Add "original" field.
15358 * emit-rtl.c (emit_copy_of_insn_after): New function.
15359 * rtl.h (emit_copy_of_insn_after): Declare.
15360
15361 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
15362 (fixup_reorder_chain): properly handle edges to exit block.
15363
15364Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15365 Jan Hubicka <jh@suse.cz>
15366
15367 * basic-block.h (note_prediction_to_br_prob): declare.
15368 * c-semantics.c: Inlucde predit.h
15369 (expand_stmt): predict GOTO_STMT as not taken.
15370 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
15371 (cleanup_cfg): Do not free tail_recursion_list.
15372 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
15373 (flow_delete_block): Kill predictions past end of basic block.
15374 * output.h (delete_unreachable_blocks): Declare.
15375 * predict.c (predicted_by_p, process_note_predictions,
15376 process_note_prediction, last_block_p): New function.
15377 (estimate_probability): Bypass loop on PRED_CONTINUE;
15378 do not handle noreturn heuristics; kill PRED_RETURN; add
15379 PRED_EARLY_RETURN.
15380 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
15381 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
15382 * predict.h (IS_TAKEN): New constant.
15383 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
15384 * rtl.c (NOTE_INSN_PREDICTION): New.
15385 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
15386 New macro.
15387 (insn_note): add NOTE_INSN_PREDICTION.
15388 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
15389 CFG; free tail_recursion_label_list.
15390 * stmt.c: Include predict.h;
15391 (return_prediction): New.
15392 (expand_value_return): Use it.
15393 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
15394
41f8d041
RS		 153952002-05-08 Richard Sandiford <rsandifo@redhat.com>
15396
15397 * config/mips/mips.md: Name the unspecs with define_constant.
15398 (*HILO_delay): Rename to 'hilo_delay' (no star).
15399 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
15400 (reload_outdi, reload_outsi): Likewise.
15401
9cabb1d8
KH		 154022002-05-07 Kazu Hirata <kazu@cs.umass.edu>
15403
15404 * toplev.c: Fix formatting.
15405
4c76f856
JJ		 154062002-05-07 Janis Johnson <janis187@us.ibm.com>
15407
15408 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
15409 * configure.in (ac_rtlflag_checking): New.
15410 * doc/install.texi (--enable-checking): Document RTL flag checking.
15411
44a147ad
NB		 154122002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
15413
15414 * c-common.c (c_common_init): Set options->unsigned_wchar.
15415 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
15416 group target dependencies.
15417 (init_builtins, cpp_handle_option): Update.
15418 * cpplex.c (cpp_interpret_charconst): Update.
15419 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
15420 signed_char to unsigned_char, group target dependencies.
15421 * defaults.h (WCHAR_UNSIGNED): Remove.
15422 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
15423config:
15424 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
15425 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
15426 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
15427 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
15428 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
15429doc:
15430 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
15431
cace4f93
MM		 154322002-05-07 Mark Mitchell <mark@codesourcery.com>
15433
15434 * fixinc/inclhack.def (windiss_math1): New fix.
15435 (windiss_math2): Likewise.
15436 (windiss_valist): Likewise.
15437 * fixinc/fixincl.x: Regenerated.
15438
e2ff6cee
AJ		 154392002-05-07 Andreas Jaeger <aj@suse.de>
15440
15441 * genautomata.c (output_internal_min_issue_delay_func): Add
15442 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
15443 (output_internal_trans_func): Likewise.
15444
bdad4be5
JL		 15445Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
15446
15447 * pa.c (hppa_profile_hook): Use force_reg to get the address
15448 of the profile hook into an appropriate pseudo register.
15449
a1ffecd9
MM		 154502002-05-07 Mark Mitchell <mark@codesourcery.com>
15451
15452 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
15453 (LINK_START_SPEC): Handle it.
15454 (LINK_OS_SPEC): Likewise.
15455 (CPP_SPEC): Likewise.
15456 (STARTFILE_SPEC): Likewise.
15457 (LIB_SPEC): Likewise.
15458 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
15459 all platforms.
15460 (CRTSAVRES_DEFAULT_SPEC): New macro.
15461 (LIB_WINDISS_SPEC): New macro.
15462 (CPP_OS_WINDISS_SPEC): Likewise.
15463 (STARTFILE_WINDISS_SPEC): Likewise.
15464 (ENDFILE_WINDISS_SPEC): Likewise.
15465 (LINK_START_WINDISS_SPEC): Likewise.
15466 (LINK_OS_WINDISS_SPEC): Likewise.
15467 * config/rs6000/windiss.h: New file.
e2ff6cee 15468
df966bff
AH		 154692002-05-07 Aldy Hernandez <aldyh@redhat.com>
15470
a5c76ee6 15471 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
df966bff 15472
db84f1bd
DM		 154732002-05-06 David S. Miller <davem@redhat.com>
15474
15475 * config/sparc/sparc.md (shift insns): Do not mask off
15476 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
15477 take care of it.
15478
818c0c94
RH		 154792002-05-06 Richard Henderson <rth@redhat.com>
15480
15481 PR c++/6212
15482 * expr.c (highest_pow2_factor_for_type): New.
15483 (expand_assignment): Use it.
15484
61e0b50f
AH		 154852002-05-06 Aldy Hernandez <aldyh@redhat.com>
15486
818c0c94
RH		 15487 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
15488 unspec_volatile.
15489 ("altivec_mfvscr"): Same.
61e0b50f 15490
5a63e069
JJ		 154912002-05-06 Janis Johnson <janis187@us.ibm.com>
15492
15493 * rtl.h (struct rtx_def): Update comments.
15494 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
15495 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
15496 RTL_FLAG_CHECK macros with list of expected RTL codes.
15497 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
15498 (rtl_check_failed_flag): New.
15499 * reload1.c (reload): Use REG macro before changing rtx to MEM.
15500 (reload_cse_noop_set_p): Check rtx code before using access macro.
15501 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
15502 before using access macro.
15503
4afe3952
JJ		 155042002-05-06 Janis Johnson <janis187@us.ibm.com>
15505
15506 * doc/rtl.texi (Flags): Update to reflect current usage.
15507
1f77b5da
RS		 155082002-05-06 Roger Sayle <roger@eyesopen.com>
15509
15510 PR opt/3995
15511 * fold-const.c (sign_bit_p): New function.
15512 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
818c0c94 15513 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
1f77b5da
RS		 15514 Reapply fold when converting (A & C) == C into (A & C) != 0.
15515 (fold_binary_op_with_conditional_arg): Fix typo in comment.
15516
a5a49440
NB		 155172002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
15518
15519 * c-common.c (warn_multichar): New.
15520 (c_common_init): Set CPP's warn_multichar.
15521 * c-common.h (warn_multichar): New.
15522 * c-decl.c (warn_multichar): Remove.
15523 * c-lex.c (lex_charconst): Update.
15524 * c-tree.h (warn_multichar): Remove.
15525 * cppexp.c (eval_token): Sign-extend charconst value.
15526 * cppinit.c (cpp_create_reader): Set warn_multichar.
15527 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
15528 each character. Update prototype. Sign-extend the result.
15529 * cpplib.h: Fix conditions.
15530 (struct cpp_options): Add new warning flag.
15531 (cpp_interpret_charconst): Update prototype.
15532doc:
15533 * cpp.texi: Update documentation.
15534
83e0be55
VM		 155352002-05-06 Vladimir Makarov <vmakarov@redhat.com>
15536
15537 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
15538 Fix typo in usage of allof instead of unit.
15539
688ec718
RH		 155402002-05-06 Richard Henderson <rth@redhat.com>
15541
15542 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
15543 and any jump or call for IN.
15544
f6536266
BS		 155452002-05-06 Bernd Schmidt <bernds@redhat.com>
15546
e2ff6cee 15547 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
f6536266
BS		 15548 -msse2.
15549 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
e2ff6cee 15550
0316d49b
RS		 155512002-05-06 Roger Sayle <roger@eyesopen.com>
15552
15553 * fold-const.c (lshift-double): Cast the high word to an unsigned
15554 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
15555 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
15556 avoid compiler warning. (fold): Remove redundant code from
15557 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
15558
5d50fab3
JL		 155592002-05-06 Jeff Law <law@redhat.com>
15560
15561 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
15562 * pa.c (pa_adjust_cost): Remove all true dependency cost
15563 adjustments. Also remove support for non-DFA scheduling.
15564 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
15565 to adjust true dependency costs. Update various comments.
15566 (7100lc, 7200, 7300 scheduling): Simplify by combining the
15567 FP ALU & MPY units into a single unit.
15568
a17a104c
CM		 155692002-05-06 Catherine Moore <clm@redhat.com>
15570
15571 * config/v850/v850.c (compute_register_save_size): Make sure
818c0c94 15572 to count all of the registers that will be saved.
a17a104c 15573
7799175f
JH		 15574Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
15575
15576 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
15577
0ac941a0
DM		 155782002-05-06 David S. Miller <davem@redhat.com>
15579
15580 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
15581 allow result to overlap input operands in memory.
15582
95ff5d3f
NB		 155832002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
15584
15585doc:
15586 * cpp.texi: Update multichar charconst docs.
15587
639e8b0c
NB		 155882002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
15589
15590 * cpplex.c (cpp_interpret_charconst): Sign-extend each
15591 character. Don't ignore excess characters. Treat
15592 multicharacter character constants as signed.
15593 (cpp_parse_escape): Clarify diagnostic.
15594
84ea5bc1
JJ		 155952002-05-05 Jakub Jelinek <jakub@redhat.com>
15596
15597 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
15598 use add instead of shift.
15599 (ashldi3_sp64): Likewise.
15600 (ashlsi3_const1, ashldi3_const1): Remove.
15601 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
15602 * config/sparc/sparc.c (const1_operand): New.
15603
40cd22f2
JT		 156042002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
15605
15606 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
15607
cac01076
JJ		 156082002-05-05 Jakub Jelinek <jakub@redhat.com>
15609
15610 PR target/6561
15611 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
15612
98791e3a
RH		 156132002-05-05 Richard Henderson <rth@redhat.com>
15614
15615 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
15616 memory latency adjustments.
15617 (alpha_variable_issue): Remove.
15618 (alpha_use_dfa_pipeline_interface): New.
15619 (alpha_multipass_dfa_lookahead): New.
15620 * config/alpha/alpha.md: Remove define_function_unit scheduling;
15621 include new dfa scheduling.
15622 (attr type): Add none.
15623 (blockage): Use it.
15624 * config/alpha/ev4.md: New.
15625 * config/alpha/ev5.md: New.
15626 * config/alpha/ev6.md: New.
15627
309527ce
DM		 156282002-05-05 David S. Miller <davem@redhat.com>
15629
15630 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
15631
68252e27
KH		 156322002-05-05 Kazu Hirata <kazu@cs.umass.edu>
15633
15634 * cse.c: Fix formatting.
15635 * emit-rtl.c: Likewise.
15636
30cc9d00
VM		 156372002-05-05 Vladimir Makarov <vmakarov@redhat.com>
15638
15639 * genautomata.c (initiate_states): Add additional guard to
15640 initialize `units_array'.
15641
deb09eff
VM		 156422002-05-05 Vladimir Makarov <vmakarov@redhat.com>
15643
15644 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
15645 process_unit_to_form_the_same_automaton_unit_lists,
15646 form_the_same_automaton_unit_lists
15647 check_unit_distributions_to_automata): New prototypes and
15648 functions.
15649 (check_automata): Rename it into `check_automata_insn_issues'.
15650 (unit_decl): New fields `the_same_automaton_unit' and
15651 `the_same_automaton_message_reported_p'.
15652 (unit_decl_t): New typedef.
15653 (the_same_automaton_lists): New gloval variable.
15654 (unit_regexp, unit_set_el, units_array, units_cmp,
15655 output_get_cpu_unit_code_func): Use the typedef.
15656 (evaluate_max_reserv_cycles): Increment
15657 `description->max_insn_reserv_cycles'.
15658 (initiate_states): Don't increment `max_cycles_num'.
15659 (transform_insn_regexps): Move code around transformation of
15660 regexps from `generate'.
15661 (generate): Remove call of `transform_insn_regexps'.
15662 (expand_automata): Call `transform_insn_regexps' and
15663 `check_unit_distributions_to_automata'. Check errors before
15664 `generate'.
15665
15666 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
15667 automaton `ultrasparc3_1'.
e2ff6cee 15668
2443d4e1
NB		 156692002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
15670
15671 * c-common.c (c_common_init): Set up CPP arithmetic.
15672 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
15673 something reasonable for the host.
15674 (sanity_checks): Add checks.
15675 (cpp_read_main_file): Call sanity_checks() from here...
15676 (cpp_post_options): ... not here.
15677 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
15678 * cpplib.h (struct cpp_options): New member int_precision.
15679
791a949f
FS		 156802002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15681
15682 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
15683
091fb516
DM		 156842002-05-04 David S. Miller <davem@redhat.com>
15685
f60ebeb7
DM		 15686 * config/sparc/linux.h, config/sparc/linux64.h
15687 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
15688
214c6394
DM		 15689 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
15690 more RTX codes.
15691 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
15692
091fb516
DM		 15693 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
15694 of SETs.
15695
f2fdc802
TJ		 156962002-05-05 Tim Josling <tej@melbpc.org.au>
15697
e2ff6cee 15698 * treelang; New directory for new sample language treelang.
f2fdc802 15699
3d90d290
NB		 157002002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
15701
15702 * Makefile.in (c-lex.o): Update.
15703 * c-lex.c: Include target.h.
15704 (cb_register_builtins): New.
15705 (init_c_lex): Set builtins callback.
15706 * c-lex.h (cpp_define, cpp_assert): New prototypes.
15707 * cppinit.c (init_builtins): Use callback, including for
15708 GXX_WEAK.
15709 * cpplib.h (struct cpp_callbacks): New member.
15710 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
15711 (TARGET_INITIALIZER): Update.
15712 * target.h (struct gcc_target): New hook.
15713 * tree.c (default_register_cpp_builtins): New.
15714 * tree.h (default_register_cpp_builtins): New.
15715doc:
15716 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
15717
625458d0
NB		 157182002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
15719
15720 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
15721 (cpp_post_options): Move sanity checks to...
15722 (sanity_checks): New.
15723 * cpplex.c (maybe_read_ucs): Fix prototype.
15724 (parse_string, cpp_parse_escape): Cast for %c format specifier.
15725 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
15726 if necessary.
15727
916b60b7
BS		 157282002-05-04 Bernd Schmidt <bernds@redhat.com>
15729
15730 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
15731 builtins. Use V2DI patterns instead of TI for logical operations.
15732 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
15733 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
15734 (ix86_expand_builtins): Change the pattern used for movntdq.
15735 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
15736 sse2_nandv2di3): New patterns.
15737 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
15738 on operands.
15739 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
15740 (cvtdq2pd): Correct mode on operand 1.
15741 (sse2_umulsidi3): Describe without unspec.
15742 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
15743 machine modes.
15744 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
15745 (ashlv2di3): Likewise, from sse2_ashlv2di3.
15746 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
15747 ashlv4si3, ashlv2di3): Use SImode for shift count.
15748 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
15749 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
15750 New patterns.
15751 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
15752 New typedefs.
15753 (__m128i, __m128d): New macros.
15754 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
15755 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
15756 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
15757 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
15758 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
e2ff6cee 15759 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
916b60b7
BS		 15760 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
15761 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
e2ff6cee 15762 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
916b60b7
BS		 15763 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
15764 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
15765 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
15766 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
15767 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
15768 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
15769 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
15770 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
15771 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
15772 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
15773 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
15774 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
15775 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
15776 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
15777 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
15778 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
15779 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
15780 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
15781 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
15782 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
15783 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15784 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
15785 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
15786 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
15787 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
15788 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
15789 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
15790 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
15791 functions.
e2ff6cee 15792 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
916b60b7
BS		 15793 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
15794
c26fbbca
KH		 157952002-05-04 Kazu Hirata <kazu@cs.umass.edu>
15796
15797 * dwarf2out.c: Fix formatting.
15798 * varasm.c: Likewise.
15799
0387639b
DE		 158002002-05-04 David Edelsohn <edelsohn@gnu.org>
15801
15802 PR c/6543
15803 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
15804 clobber and use result as temporary value.
15805
8a28dbcc
JH		 15806Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
15807
15808 * expr.c (force_operand): Use expand_simple_* to handle more
15809 cases.
15810
4268e8bb
NB		 158112002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
15812
15813 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
15814 and sign-extension.
15815 (lex_charconst): Update for change in prototype of
15816 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
15817 appropriately.
15818 * cpphash.h (BITS_PER_CPPCHAR_T): New.
15819 * cppinit.c (cpp_create_reader): Initialize them for no
15820 change in semantics.
15821 (cpp_post_options): Add sanity checks.
15822 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
15823 and truncation issues. Calculate in type cppchar_t.
15824 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
15825 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
15826 run-time dependent precision correctly. Return whether the
15827 result is signed or not.
15828 * cpplib.c (dequote_string): Use cppchar_t; update.
15829 * cpplib.h (cppchar_signed_t): New.
15830 struct cpp_options): New precision members.
15831 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
ae1a07e0 15832 * cppexp.c (eval_token): Update.
4268e8bb 15833
af54350e
DM		 158342002-05-03 David S. Miller <davem@redhat.com>
15835
2ce04b6b
DM		 15836 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
15837 * config/sparc/sparc.c (sparc_rtx_costs): New function
15838 implementing RTX_COSTS and CONST_COSTS.
15839 * config/sparc/sparc.h (CONST_COSTS): Delete.
15840 (RTX_COSTS_CASES): Define.
15841 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
15842 the work.
15843
a1d9bd0c
DM		 15844 * config/sparc/sparc.md (DFA schedulers): Split out...
15845 * config/sparc/cypress.md, config/sparc/hypersparc.md,
15846 config/sparc/sparclet.md, config/sparc/supersparc.md,
15847 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
15848
e87bb82e 15849 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
981f6289 15850 checks on it, always defined for SPARC.
e87bb82e 15851
af54350e
DM		 15852 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
15853 Tweak, and add more detailed comments.
15854
935bfb44
ZW		 158552002-05-03 Zack Weinberg <zack@codesourcery.com>
15856
15857 * Re-apply patch accidentally reverted with
15858 DFA scheduler merge: remove all rules and variables to slurp
15859 source files out of libiberty and rebuild them with HOST_CC.
15860 ($(HOST_PREFIX_1)varray.o): New rule.
15861 (genattrtab rule): Word wrap.
15862
fa7a0712
JT		 158632002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
15864
15865 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
15866 (CPP_SUBTARGET_SPEC): Define.
15867 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
15868 cpp_subtarget specs.
15869 (CPP_SPEC): Redefine to include %(cpp_subtarget).
15870
14c93978
DM		 158712002-05-03 David S. Miller <davem@redhat.com>
15872
15873 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
15874 * target.h (struct gcc_target): Delete cycle_display member.
15875
14d118d6
DM		 15876 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
15877 (rtx_needs_barrier): Delete reference to cycle_display unspec.
15878 (ia64_sched_reorder2): Mention need for cycle display handling
15879 once such notes exist.
935bfb44 15880
b3ae1ccd
RH		 158812002-05-03 Richard Henderson <rth@redhat.com>
15882
15883 * real.c (etoasc): Strip most trailing zeros for clarity.
15884 * sched-vis.c: Include real.h.
15885 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
15886 * Makefile.in (sched-vis.o): Add real.h.
15887
8f39865a
DM		 158882002-05-03 David S. Miller <davem@redhat.com>
15889
15890 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
15891 no longer needed.
15892
b44140e7
AH		 158932002-05-03 Aldy Hernandez <aldyh@redhat.com>
15894
935bfb44
ZW		 15895 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
15896 when we get an out of range literal.
15897 (altivec_expand_ternop_builtin): Same.
15898 (altivec_expand_unop_builtin): Same.
15899 (altivec_expand_builtin): Same, for dss.
15900 (altivec_expand_builtin): Use trees instead of rtl when
15901 determining literal argument validity.
b44140e7 15902
aaaed752
DM		 159032002-05-03 David S. Miller <davem@redhat.com>
15904
15905 Delete cycle display scheduling hook.
15906 * config/ia64/ia64.c (ia64_cycle_display,
15907 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
15908 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
15909 and use emit_insn_before instead of ia64_emit_insn_before.
15910 * config/ia64/ia64.md (unspec usage): Delete cycle display.
15911 (cycle_display): Delete insn pattern.
15912 * config/sparc/sparc.md (unspec usage): Delete cycle display.
15913 (cycle_display): Delete insn pattern.
15914 * config/sparc/sparc.c (sparc_cycle_display,
15915 TARGET_SCHED_CYCLE_DISPLAY): Delete.
15916 * doc/md.texi (cycle_display): Don't mention.
15917 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
935bfb44 15918
b37c2614
RH		 159192002-05-03 Richard Henderson <rth@redhat.com>
15920
15921 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
15922 * recog.h: Declare them.
15923
15924 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
15925 * config/sparc/sparc.md: Use store_data_bypass_p instead.
15926 * config/sparc/sparc-protos.h: Update.
935bfb44 15927
e1c1132e
JT		 159282002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
15929
15930 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
15931 -D__arch64__. Add -D_LP64.
15932 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
15933 from sparc.h.
15934 (CPP_ARCH64_SPEC): Likewise.
15935 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
15936 (NO_BUILTIN_SIZE_TYPE): Undef.
15937
0b2fb0d7
VM		 159382002-05-03 Vladimir Makarov <vmakarov@redhat.com>
15939
15940 * genautomata.c (min_issue_delay_pass_states): Change return type
15941 in the prototype.
15942 (min_issue_delay_pass_states): Change the algorithm.
15943 (min_issue_delay): Set up min_insn_issue_delay for the state.
15944 (output_min_issue_delay_table): Interchange the nested loops and
15945 and initiate min_insn_issue_delay for states.
935bfb44 15946
3d4ce12a
JH		 15947Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
15948
15949 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
15950 jump is simplejump.
15951
15952Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
37ad04a5
JH		 15953
15954 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
15955 sequence.
15956
b5482208
RH		 159572002-05-03 Richard Henderson <rth@redhat.com>
15958
15959 PR opt/6534
15960 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
15961 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
15962 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
15963 code before JUMP, not EARLIEST.
15964
5a3085c5
JM		 159652002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
15966
15967 * c-format.c (check_format_info_main): Don't check for presence of
15968 parameter for * width until after operand number has been read,
15969 and only check for it if format parameters are available.
15970 Fixes PR c/6547.
15971
40039424
JT		 159722002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
15973
15974 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
15975 (LINK_SPEC): Undef before defining.
15976
8157303b
JJ		 159772002-05-03 Jakub Jelinek <jakub@redhat.com>
15978
15979 PR preprocessor/6489
15980 * tradcpp.c (fixup_newlines): New.
15981 (main, finclude): Use it.
15982
66319f5c
RS		 159832002-05-03 Richard Sandiford <rsandifo@redhat.com>
15984
15985 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
15986 * config/mips/mips.c (mips_unique_section): Strip encoding from
15987 decl name.
15988
ce8076ad
JJ		 159892002-05-03 Jakub Jelinek <jakub@redhat.com>
15990
15991 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
15992 mode.
15993
975c6e4e
RO		 159942002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15995
15996 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
15997 (Specific): Removed buildstats references.
15998 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
15999 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
16000 Accomodate Solaris versions beyond 8.
16001 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
16002 (Specific, *-*-solaris2.8): Removed, obsolete.
16003
d70e94ec
JJ		 160042002-05-03 Jakub Jelinek <jakub@redhat.com>
16005
16006 PR target/6542
16007 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
16008 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
16009 fill leaf_reg_remap with identity.
16010 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
16011
6b148bd9
KH		 160122002-05-03 Kazu Hirata <kazu@cs.umass.edu>
16013
16014 * config/h8300/crti.asm: Remove trailing spaces.
16015 * config/h8300/h8300.c: Likewise.
16016 * config/h8300/lib1funcs.asm: Likewise.
16017
609688f3
JM		 160182002-05-02 Jason Merrill <jason@redhat.com>
16019
16020 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
16021 * c-decl.c (c_init_decl_processing): Use it.
16022 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
16023 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
16024 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
16025
3b03c671
KH		 160262002-05-03 Kazu Hirata <kazu@cs.umass.edu>
16027
16028 * regrename.c: Fix formatting.
16029 * tree.c: Likewise.
16030
3b4961bd
JH		 16031Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
16032
16033 * i386.md (attribute memory): Handle compares properly.
16034
19cba4a0
JH		 16035Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
16036
3b4961bd 16037 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
19cba4a0
JH		 16038 to none.
16039
797a6ac1
KH		 160402002-05-02 Kazu Hirata <kazu@cs.umass.edu>
16041
16042 * function.c: Fix formatting.
16043
6d0de005
JH		 160442002-05-02 Jan Hubicka <jh@suse.cz>
16045
16046 * haifa-sched.c (schedule_insn): Print table of instructions and
16047 reservations.
16048 (sched_block): Do not print ready list at verbosity level 1.
16049 * sched-vis.c (print_insn): Make global.
16050 * sched-ebb.c (ebb_print_insn): Rename from...
16051 (print_insn): ... this one.
16052 * sched-int.h (print_insn): Declare
16053
0bfb9a69
RH		 160542002-05-02 Richard Henderson <rth@redhat.com>
16055
16056 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
16057 emitted by cycle_display.
16058
6b976d99
LR		 160592002-05-02 Loren J. Rittle <ljrittle@acm.org>
16060
16061 * doc/install.texi (*-*-freebsd*): Update to latest status.
16062
0a295052
JJ		 160632002-05-02 Jakub Jelinek <jakub@redhat.com>
16064
16065 PR target/6540
16066 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
16067 * config/float-sparc.h: Assume 128-bit long double if
16068 __LONG_DOUBLE_128__ is defined.
16069
842d5d6c
VM		 160702002-05-02 Vladimir Makarov <vmakarov@redhat.com>
16071
16072 * genattrtab.c (write_function_unit_info): Add a dummy element
16073 when num_units == 0.
16074
3d7a6309
HB		 160752002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16076
16077 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
16078 TYPE_MODE (double_type_node) instead of DFmode.
16079
1b6763cf
JH		 16080Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
16081
16082 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
16083 jumps post reload.
16084 * toplev.c (rest_of_compilation): Revert Richard's patch.
16085
b303008e
JDA		 160862001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
16087
16088 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
16089
6ed7412a
CM		 160902002-05-02 Catherine Moore <clm@redhat.com>
16091
16092 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
16093
e0a2f705
KH		 160942002-05-02 Kazu Hirata <kazu@hxi.com>
16095
b32d6163 16096 * combine.c: Fix comment typos.
e0a2f705
KH		 16097 * expr.c: Likewise.
16098 * genautomata.c: Likewise.
16099 * stmt.c: Likewise.
16100 * tree.h: Likewise.
16101
38e23049
JM		 161022002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
16103
16104 * doc/install.texi: State GNAT version requirements.
16105
40f4a97d
NC		 161062002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
16107
16108 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
16109 of the frame pointer or arg pointer register which strict register
16110 checking is not enabled.
16111
0d6d6892
AH		 161122002-05-02 Aldy Hernandez <aldyh@redhat.com>
16113
b5482208 16114 * gcc.dg/altivec-8.c: New.
0d6d6892 16115
b5482208
RH		 16116 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
16117 PRE_INC and PRE_DEC for altivec modes.
0d6d6892 16118
abaa8559
BK		 161192002-05-01 Bruce Korb <bkorb@gnu.org>
16120
16121 * fixinc/check.tpl(set-writable): make sure the function exists first
16122 * fixinc/inclhack.def(alpha_assert): fix test_text
16123 * fixinc/tests/base/assert.h: add in missing result
16124
ecab2143
JL		 161252002-05-01 Jeff Law <law@redhat.com>
16126
16127 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
16128 'T' constraint.
16129
ea619b46
JB		 161302002-05-01 Joel Brobecker <brobecker@gnat.com>
16131
16132 * dbxout.c (dbxout_type): Emit size information for range types,
16133 as well, but only when using GDB extensions.
16134
c72931a6
RH		 161352002-05-01 Richard Henderson <rth@redhat.com>
16136
16137 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
16138 target-independent gnu binutils date test.
16139
2150ad33
RH		 161402002-05-01 Richard Henderson <rth@redhat.com>
16141
16142 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
16143 info before expunging the block.
16144
1651cc96
JJ		 161452002-05-01 Jakub Jelinek <jakub@redhat.com>
16146
16147 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
16148 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
16149 -M -or -MM is in effect.
16150
8998d5bf
ZW		 161512002-05-01 Zack Weinberg <zack@codesourcery.com>
16152
16153 * config.gcc: Correct test of --enable-obsolete. Obsolete all
16154 A29k configurations.
16155 * doc/install.texi: Update to match.
16156
a81eed10
FS		 161572002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16158
16159 PR bootstrap/6514
16160 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
16161 for duplicates. Always loop over whole list.
16162
8d53318f
RK		 16163Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16164
16165 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
16166
4109b118
JS		 161672002-05-01 Joel Sherrill <joel@OARcorp.com>
16168
16169 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
16170 support routines.
16171
c4a9c570
JS		 161722002-05-01 Joel Sherrill <joel@OARcorp.com>
16173
16174 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
16175
ea112fc4
DE		 161762002-05-01 David Edelsohn <edelsohn@gnu.org>
16177
16178 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
16179 (nabs_nopower): Same.
16180 (floatdisf2): New pattern.
16181 (absdi2): Convert to define_insn_and_split.
16182 (nabsdi2): Same.
16183 (trunctfsf2): Same.
16184 (floatditf2): Same.
16185 (floatsitf2): Same.
16186 (fix_trunctfdi2): Same.
16187 (fix_trunctfsi2): Same.
16188
dda78254
JM		 161892002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
16190
16191 * doc/install.texi: Update Texinfo version requirement
16192 documentation.
16193
26aeede4
JJ		 161942002-05-01 Jakub Jelinek <jakub@redhat.com>
16195
16196 PR target/6512, PR target/5628
16197 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
16198 when memory is not aligned.
16199 (movdf_insn_v9only_vis): Likewise.
16200 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
16201 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
16202 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
16203
9b7bc465
AH		 162042002-05-01 Aldy Hernandez <aldyh@redhat.com>
16205
8998d5bf 16206 * gcc.dg/altivec-7.c: New.
9b7bc465 16207
8998d5bf 16208 * config/rs6000/altivec.h: Cleanup.
9b7bc465 16209
08b57fb3
AH		 162102002-04-30 Aldy Hernandez <aldyh@redhat.com>
16211
8998d5bf
ZW		 16212 * doc/invoke.texi (Option Summary): Add -mvrsave=.
16213 (RS/6000 and PowerPC Options): Document -mvrsave=.
08b57fb3 16214
8998d5bf
ZW		 16215 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
16216 (rs6000_altivec_vrsave_string): Same.
16217 (rs6000_override_options): Call rs6000_parse_vrsave_option.
16218 (rs6000_parse_vrsave_option): New.
16219 (rs6000_stack_info): Only generate vrsave instructions when
16220 TARGET_ALTIVEC_VRSAVE.
08b57fb3 16221
8998d5bf
ZW		 16222 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
16223 (rs6000_altivec_vrsave_string): Define extern.
16224 (rs6000_altivec_vrsave): Same.
16225 (TARGET_ALTIVEC_VRSAVE): New.
08b57fb3 16226
8e8c38cd
RH		 162272002-04-30 Richard Henderson <rth@redhat.com>
16228
16229 PR opt/6516
16230 * toplev.c (rest_of_compilation): Don't run cross-jump before
16231 bb-reorder.
16232
4be9e9cb
TR		 162332002-04-30 Tom Rix <trix@redhat.com>
16234
8998d5bf 16235 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
4be9e9cb
TR		 16236 check which_alternative.
16237
1eeeb6a4
KH		 162382002-04-30 Kazu Hirata <kazu@hxi.com>
16239
16240 * cpplex.c: Fix comment formatting.
16241 * function.c: Likewise.
16242 * integrate.c: Likewise.
16243 * regrename.c: Likewise.
16244 * sibcall.c: Likewise.
16245 * simplify-rtx.c: Likewise.
16246 * tree-inline.c: Likewise.
16247
ed9d6ff9
JDA		 162482002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
16249
16250 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
16251 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
16252 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
16253 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
16254 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
16255 * pa/x-ada: New file. Define ADA_CFLAGS.
16256
1f2641b6
HPN		 162572002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
16258
16259 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
16260 from MMIX_LAST_REGISTER_FILE_REGNUM.
16261 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
16262 (struct machine_function): New member highest_saved_stack_register
16263 previously static variable in mmix.c.
16264 (MACHINE_DEPENDENT_REORG): Define.
16265 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
16266 (MMIX_OUTPUT_REGNO): New.
16267 (mmix_target_asm_function_prologue): Move calculation of last used
16268 saved-stack-register into...
16269 (mmix_machine_dependent_reorg): New function. Update to also handle
16270 !TARGET_ABI_GNU.
16271 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
16272 register names, simplify somewhat by new variable regno.
16273 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
16274 register.
16275 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
16276 emitting register names.
16277 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
16278 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
16279 Remove fixed FIXME.
16280 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
16281 Declare.
16282
16283 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
16284
73985940
RH		 162852002-04-30 Richard Henderson <rth@redhat.com>
16286
16287 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
16288 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
16289 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
16290 emit_tfmode_cvt): New.
16291 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
16292 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
16293 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
16294 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
16295 * config/sparc/sparc-protos.h: Update.
16296
2b46bc67
JJ		 162972002-04-30 Janis Johnson <janis187@us.ibm.com>
16298
16299 * install.texi (Final install): Add to the list of info to include
16300 in a report of a successful bootstrap, and add link to 3.1 list.
16301
3d34cd91
JH		 16302Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
16303
16304 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
16305 (mode): Add vector modes
16306 (i387): Kill attribute.
16307 (unit): New attribute.
16308 (length_immediate): Grok new types.
16309 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
16310 (modrm): Use "unit".
16311 (memory): Handle MMX/SSE properly.
16312 (scheduling descriptions): Kill uses of fop1.
16313 (sse, mmx, fp patterns): Set type and mode properly.
16314
243e5500 16315Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
3193c415 16316
30482eb0
JL		 16317 * pa.c (override_options): Default to PA8000 scheduling.
16318 * doc/invoke.texi (HP-PA options): Mention newly added 7300
16319 scheduling parameter.
16320
3193c415
JL		 16321 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
16322 handling of double precision multiplies.
16323
16324 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
16325 fpdiv and fpsqrt instructions.
16326 (7200 & 7300 scheduling): Fix typo in handling of
16327 store-load and store-store penalties.
16328
c0a34cb7
GP		 163292002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
16330
16331 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
16332 mips. Add two missing commas.
16333
8bce0628
PC		 163342002-04-30 Paolo Carlini <pcarlini@unitus.it>
16335
16336 * doc/contrib.texi (Contributors): Update Paolo Carlini's
16337 and Benjamin Kosnik's entries.
16338
84643cbf
DM		 163392002-04-29 David S. Miller <davem@redhat.com>
16340
16341 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
16342 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
16343 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
16344 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
16345
da6886f6
FS		 163462002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16347
16348 * combine.c (find_split_point): Use gen_int_mode.
16349
fae15c93
VM		 163502002-04-29 Vladimir Makarov <vmakarov@redhat.com>
16351
16352 Merging code from dfa-branch:
8998d5bf 16353
fae15c93
VM		 16354 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
16355
16356 * genautomata.c (output_reserv_sets): Fix typo.
16357
16358 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
16359
16360 * genautomata.c (output_reserv_sets): Remove
16361 next_cycle_output_flag.
16362
16363 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
16364
8998d5bf
ZW		 16365 * sched-rgn.c (init_ready_list): Make the DFA code handle
16366 USE/CLOBBER insns in the same way as the traditional
16367 scheduler.
16368 (new_ready): Similarly..
fae15c93
VM		 16369
16370 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
16371
16372 * haifa-sched.c (schedule_block): Change the DFA state only after
16373 issuing insn.
16374
16375 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
16376
16377 * pa.c (hppa_use_dfa_pipeline_interface): New function.
16378 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
16379 (override_options): Add PA7300 scheduling support.
16380 (pa_adjust_cost): Update various comments. Properly
16381 handle anti and output dependencies when using the
16382 DFA scheduler.
16383 (pa_issue_rate): Add PA7300 scheduling support.
16384 (pa_can_combine_p): Call extract_insn before calling
16385 constrain_operands (taken from mainline tree).
16386 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
16387 * pa.md (cpu attr): Add 7300. Rewrite pipeline
16388 descriptions using DFA descriptions. Add PA7300
16389 scheduling support.
16390
16391 2002-03-30 David S. Miller <davem@redhat.com>
16392
16393 Add UltraSPARC-III DFA scheduling support.
16394 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
16395 Update FP conditional move on register insn patterns to use it, as
16396 appropriate.
16397 (define_attr cpu): Add ultrasparc3.
16398 (define_attr us3load_type): New, update integer load patterns to
16399 set it, as appropriate.
16400 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
16401 (rest): Add UltraSPARC3 scheduling description.
16402 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
16403 (PROCESSOR_ULTRASPARC3): New.
16404 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
16405 ({ASM,CPP}_CPU_SPEC): Likewise.
16406 (REGISTER_MOVE_COST): Likewise.
16407 (RTX_COSTS): Likewise.
16408 * config/sparc/sparc.c (sparc_override_options,
16409 sparc_initialize_trampoline, sparc64_initialize_trampoline,
16410 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
16411 sparc_issue_rate): Likewise.
16412 * config/sparc/sol2.h: Likewise.
16413 * config/sparc/sol2-sld-64.h: Likewise.
16414 * config/sparc/linux64.h: Likewise.
8998d5bf 16415
fae15c93
VM		 16416 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
16417
16418 * doc/md.texi: Add comments about usage the latency time for the
16419 different dependencies and about case when two or more conditions
16420 in different define_insn_reservations returns TRUE for an insn.
16421
16422 * doc/md.texi: Add reference for automaton based pipeline
16423 description.
8998d5bf 16424
fae15c93
VM		 16425 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
16426
16427 * doc/passes.texi: Add missed information about genattrtab.
16428
16429 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
16430
16431 * genautomata.c (output_automata_list_transition_code): Check
16432 automata_list on NULL.
16433
16434 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
16435
16436 * genautomata.c (output_insn_code_cases,
16437 output_automata_list_min_issue_delay_code,
16438 output_automata_list_transition_code,
16439 output_automata_list_state_alts_code): Comment the functions.
16440
16441 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
16442
16443 * genautomata.c (automata_list_el_t): New typedef.
16444 (get_free_automata_list_el,free_automata_list_el,
16445 free_automata_list, automata_list_hash, automata_list_eq_p,
16446 initiate_automata_lists, automata_list_start, automata_list_add,
16447 automata_list_finish, finish_automata_lists,
16448 output_insn_code_cases, output_automata_list_min_issue_delay_code,
16449 output_automata_list_transition_code,
16450 output_automata_list_state_alts_code, add_automaton_state,
16451 form_important_insn_automata_lists): New functions and prototypes.
16452 (insn_reserv_decl): Add members important_automata_list and
16453 processed_p.
16454 (ainsn): Add members important_p.
16455 (automata_list_el): New structure.
16456 (first_free_automata_list_el, current_automata_list,
16457 automata_list_table): New global variables.
16458 (create_ainsns): Initiate member important_p.
16459 (output_internal_min_issue_delay_func): Generate the switch and
16460 call output_insn_code_cases.
16461 (output_internal_trans_func, output_internal_state_alts_func):
16462 Ditto.
16463 (generate): Call initiate_automata_lists.
16464 (automaton_states): New global variable.
16465 (expand_automata): Call form_important_insn_automata_lists.
16466 (write_automata): Call finish_automata_lists.
8998d5bf 16467
fae15c93
VM		 16468 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
16469
16470 * genautomata.c (add_excls, add_presence_absence): Check that
8998d5bf 16471 cpu units in the sets belong the same automaton.
fae15c93
VM		 16472
16473 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
16474 about that cpu units in the sets belong the same automaton.
16475
16476 * doc/md.texi: Ditto.
8998d5bf 16477
2799d721
VM		 16478 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
16479 Nitin Gupta <niting@noida.hcltech.com>
8998d5bf 16480
fae15c93
VM		 16481 * config/sh/sh.c (sh_use_dfa_interface): New function.
16482
16483 (sh_issue_rate): New Function.
16484 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
16485 TARGET_SCHED_ISSUE_RATE: define.
16486
16487 * config/sh/sh.md: Add DFA based pipeline description for SH4.
16488
8998d5bf
ZW		 16489 (define_attr insn_class): New attribute used for DFA
16490 scheduling.
fae15c93
VM		 16491 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
16492 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
16493 cmpeqdi_t): Likewise.
16494
16495 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
8998d5bf 16496 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
fae15c93
VM		 16497 ex_group.
16498 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
8998d5bf 16499
fae15c93
VM		 16500 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
16501
16502 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
16503 break.
16504
16505 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
16506
16507 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
16508 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
16509 necessary.
16510 (output_dfa_start_func): Initiate new variable insn_codes_length,
16511 (write_automata): Output definition of the new variable.
8998d5bf 16512
fae15c93
VM		 16513 2001-10-02 David S. Miller <davem@redhat.com>
16514
16515 * haifa-sched.c (advance_one_cycle): New function.
16516 (schedule_block): Use it.
16517 (queue_to_ready): Use it, and also make sure to advance the DFA
16518 state on all stall cycles, not just those where insn_queue links
16519 are found.
16520
16521 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
16522
16523 * haifa-sched.c (max_issue): Remove last_p argument. Only return
16524 non-zero if the highest-priority instruction could be scheduled.
16525 (choose_ready): Remove last argument from max_issue call.
16526
16527 2001-09-28 David S. Miller <davem@redhat.com>
16528
16529 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
16530 ultrasparc and 3 for other multi-issue sparcs.
16531
16532 2001-09-27 David S. Miller <davem@redhat.com>
16533
16534 * config/sparc/sparc.md (cycle_display): New pattern.
16535 * config/sparc/sparc.c (sparc_cycle_display): New.
16536 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
16537
16538 2001-09-25 David S. Miller <davem@redhat.com>
16539
981f6289 16540 Convert all of SPARC scheduling to DFA
fae15c93
VM		 16541 * config/sparc/sparc.md: Kill all define_function_unit
16542 directives and replace with DFA equivalent.
16543 * config/sparc/sparc.c (ultrasparc_adjust_cost,
16544 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
16545 ultra_fpmode_conflict_exists, ultra_find_type,
16546 ultra_build_types_avail, ultra_flush_pipeline,
16547 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
16548 ultrasparc_variable_issue, ultrasparc_sched_init,
16549 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
16550 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
16551 ultra_cur_hist, ultra_cycles_elapsed): Kill.
16552 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
16553 ultrasparc_store_bypass_p): New.
16554 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
16555 Declare.
16556
16557 2001-09-24 David S. Miller <davem@redhat.com>
16558
16559 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
16560 ready->vec[foo] not ready[foo].
16561
16562 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
16563
16564 * doc/md.texi: Correct examples for define_insn_reservations
16565 `mult' and `div'.
16566
16567 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
16568
16569 * genautomata.c (create_automata): Print message about creation of
16570 each automaton.
16571 (generate): Remove printing meease about creation of
16572 automata.
16573
16574 2001-09-05 David S. Miller <davem@redhat.com>
16575
16576 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
16577 * config/sparc/linux64.h: Likewise.
16578
16579 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
16580
16581 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
16582 schedule_block, sched_init, sched_finish): Add missed calls of
16583 use_dfa_pipeline_interface.
16584
16585 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
16586 Ditto.
16587
16588 * sched-vis.c (get_visual_tbl_length): Ditto.
8998d5bf 16589
fae15c93
VM		 16590 2001-08-27 Richard Henderson <rth@redhat.com>
16591
16592 * genattr.c (main): Emit state_t even when not doing scheduling.
16593
16594 2001-08-27 Richard Henderson <rth@redhat.com>
16595
16596 * genautomata.c (expand_automata): Always create a description.
16597
16598 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
16599
8998d5bf 16600 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
fae15c93
VM		 16601 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
16602 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
16603 RTL constructions.
16604
16605 * genattr.c (main): New variable num_insn_reservations. Increase
16606 it if there is DEFINE_INSN_RESERVATION. Output automaton based
16607 pipeline hazard recognizer interface.
16608
16609 * genattrtab.h: New file.
16610
16611 * genattrtab.c: Include genattrtab.h.
16612 (attr_printf, check_attr_test, make_internal_attr,
16613 make_numeric_value): Move protypes into genattrtab.h. Define them
16614 as external.
16615 (num_dfa_decls): New global variable.
16616 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
16617 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
16618 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
16619 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
16620
16621 * genautomata.c: New file.
16622
16623 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
16624
8998d5bf 16625 * sched-int.h: (curr_state): Add the external definition for
fae15c93
VM		 16626 automaton pipeline interface.
16627 (haifa_insn_data): Add comments for members blockage and units.
16628
16629 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
16630 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
16631 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
16632 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
16633 TARGET_SCHED_DFA_POST_CYCLE_INSN,
16634 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
16635 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
16636 macros.
16637 (TARGET_SCHED): Use the new macros.
16638
16639 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
16640 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
16641 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
16642 dfa_bubble): New members in gcc_target.sched.
16643
8998d5bf 16644 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
fae15c93
VM		 16645 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
16646 (insn_queue): Redefine it as pointer to array.
16647 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
16648 INSN_QUEUE_SIZE.
16649 (max_insn_queue_index_macro_value): New variable.
16650 (curr_state, dfa_state_size, ready_try): New varaibles for
16651 automaton interface.
16652 (ready_element, ready_remove, max_issue): New function prototypes
16653 for automaton interface.
16654 (choose_ready): New function prototype.
16655 (insn_unit, blockage_range): Add comments.
16656 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
16657 FUNCTION_UNITS_SIZE == 0.
16658 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
16659 actual_hazard, potential_hazard): Add comments.
16660 (insn_cost): Use cost -1 as undefined value. Remove
16661 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
16662 pipeline interface.
16663 (ready_element, ready_remove): New functions for automaton
16664 interface.
16665 (schedule_insn): Add new code for automaton pipeline interface.
16666 (queue_to_ready): Add new code for automaton pipeline interface.
16667 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
16668 (debug_ready_list): Print newline when the queue is empty.
16669 (max_issue): New function for automaton pipeline interface.
16670 (choose_ready): New function.
16671 (schedule_block): Add new code for automaton pipeline interface.
16672 Print ready list before scheduling each insn.
16673 (sched_init): Add new code for automaton pipeline interface.
16674 Initiate insn cost by -1.
16675 (sched_finish): Free the current automaton state and finalize
16676 automaton pipeline interface.
16677
16678 * sched-rgn.c: Include target.h.
16679 (init_ready_list, new_ready, debug_dependencies): Add new code for
16680 automaton pipeline interface.
16681
16682 * sched-vis.c: Include target.h.
16683 (get_visual_tbl_length): Add code for automaton interface.
16684 (target_units, print_block_visualization): Add comments.
16685
8998d5bf 16686 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
fae15c93
VM		 16687 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
16688 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
16689 (getruntime.o, genautomata.o): New entries.
16690 (genattrtab.o): Add new dependency file genattrtab.h.
16691 (genattrtab): Add new dependencies. Link it with `libm.a'.
16692 (getruntime.o, hashtab.o): New entries for canadian cross.
16693
16694 * doc/md.texi: Description of automaton based model.
16695
16696 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
16697 Add comments.
16698 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
16699 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
16700 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
16701 TARGET_SCHED_DFA_POST_CYCLE_INSN,
16702 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
16703 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
16704 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
16705 hook descriptions.
16706 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
16707 MAX_DFA_ISSUE_RATE): New macro descriptions.
16708
16709 * doc/contrib.texi: Add dfa based scheduler contribution.
16710
16711 * doc/gcc.texi: Add more information about genattrtab.
16712
a2ff290c
RK		 16713Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16714
16715 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
16716 adjust_address_nv call.
16717
f97903cc
JJ		 167182002-04-29 Janis Johnson <janis187@us.ibm.com>
16719
16720 * doc/install.texi (Testing): Provide additional information, and
16721 a stronger encouragement, for running the testsuites.
16722
f41a6bf1
DD		 167232002-04-29 DJ Delorie <dj@redhat.com>
16724
16725 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
16726 given in upper case.
16727
d8af0868
RO		 167282002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16729
16730 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
16731 Solaris 2 <widec.h> if missing.
16732 * fixinc/fixincl.x: Regenerate.
16733 * fixinc/tests/base/widec.h: New file.
16734
1034407f
NC		 167352002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
16736
16737 * toplev.c (f_options): Add "profile" switch so that
16738 -fno-profile can be used to disable -p.
16739
fbe5eb6d
BS		 167402002-04-29 Bernd Schmidt <bernds@redhat.com>
16741
16742 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
16743 UV2DImode.
16744 * tree.c (build_common_tree_nodes_2): Likewise.
16745 * tree.h (enum tree_index): Likewise.
16746 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
16747
16748 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
16749 entries.
16750 (init_mmx_sse_builtins): Initialize SSE2 builtins.
16751 (ix86_expand_builtin): Add support for SSE2 builtins.
16752 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
16753 (VALID_SSE_REG_MODE): Use it.
16754 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
16755 (enum ix86_builtins): Add SSE2 builtins.
16756 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
16757 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
16758 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
16759 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
16760 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
16761 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
16762 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
16763 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
16764 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
16765 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
16766 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
16767 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
16768 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
16769 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
16770 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
16771 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
16772 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
16773 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
16774 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
16775 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
16776 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
16777 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
16778 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
16779 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
16780 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
16781 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
16782 lfence_insn): New patterns.
16783 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
16784 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
16785
44aefada
JH		 16786Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
16787
16788 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
16789
d5482cdc
GP		 167902002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
16791
16792 * doc/contrib.texi (Contributors): Add Paolo Carlini and
16793 Janis Johnson.
16794 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
16795 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
16796 and CPU instead of cpu.
16797
2c4b77f3
JH		 16798Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
16799
16800 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
16801 variables.
16802 (lang_independent_options): Add -fif-conversion, -fif-conversion2
16803 (rest_of_compilation): Do if conversion only when asked for.
16804 (parse_options_and_default_flags): Set new variables to 1 for -O1
16805 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
16806
3de72741
JH		 16807Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
16808
16809 * i386.c (dbx64_register_map): Fix typo.
16810
8aa18a7d
JH		 16811Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
16812
16813 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
16814 real_one_half, real_bb_freq_max): New static variables.
16815 (debug_profile_bbauxs): Kill.
16816 (process_note_predictions): Kill unused variable.
16817 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
16818 volatile double.
16819 (propagate_freq): Use REAL_ARITHMETICS.
16820 (estimate_bb_frequencies): Likevise; init new static variables.
16821 * Makefile.in (predict.o): Add dependency on real.h
16822
1bbad4c6
DM		 168232002-04-28 David S. Miller <davem@redhat.com>
16824
16825 PR target/6500
16826 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
16827 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
16828 several {reads,writes} instead.
16829 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
16830 Define.
16831
3ef3f384
DM		 168322002-04-27 David S. Miller <davem@redhat.com>
16833
16834 PR target/6494
16835 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
16836 of the stack bias.
16837
16838 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
16839 including signal.h and sys/ucontext.h, not needed.
16840
ec493bcb
HPN		 168412002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
16842
16843 * varasm.c (output_constant_def): Correct test for not calling
16844 ENCODE_SECTION_INFO for INTEGER_CST.
16845
60284a59
NB		 168462002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
16847
16848 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
16849 keep most cases as function eval_token.
16850 (eval_token): New function.
16851 (_cpp_parse_expr): Read token here for improved diagnostics.
16852 Don't use op_as_text. Detect bad ':' here.
16853 (reduce): Don't detect bad ':' here.
16854 (op_as_text): Remove.
16855 * cpphash.h (_cpp_test_assertion): Change prototype.
16856 * cpplib.c (_cpp_test_assertion): Change prototype.
16857
349a4b40
RH		 168582002-04-28 Richard Henderson <rth@redhat.com>
16859
16860 PR c/5154
8998d5bf 16861 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
349a4b40
RH		 16862 (ggc_mark_rtx_children): New.
16863
7a03f82f
JJ		 168642002-04-28 Jakub Jelinek <jakub@redhat.com>
16865
16866 PR target/6496
16867 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
16868 after call peepholes for UltraSPARC.
16869 (call + jump 64-bit peepholes): Remove.
16870
80103f96
FS		 168712002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16872
16873 PR c/6497
16874 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
16875 result as temporary value.
16876
06990986
JJ		 168772002-04-28 Jakub Jelinek <jakub@redhat.com>
16878
16879 PR c++/6396
16880 * toplev.c (rest_of_compilation): Only run regrename and copy
16881 propagation if optimizing.
16882
a20fd5ac
JJ		 168832002-04-28 Jakub Jelinek <jakub@redhat.com>
16884
16885 PR optimization/6475
16886 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
16887 register of REGNO_DECL (i).
16888 * Makefile.in (reload1.o): Add $(TREE_H).
16889
87ed109f
NB		 168902002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
16891
16892 * cppexp.c (lex): Update to use state.skip_eval.
16893 (struct op): Remove prio and flags members.
16894 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
16895 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
16896 (LEFT_ASSOC): New macro.
16897 (optab): New table of operator priorities and flags.
16898 (SHIFT): Update.
16899 (_cpp_parse_expr): Clean up logic. Return bool. Use a
16900 malloc-ed parser stack.
16901 (reduce): New; reduce the operator stack.
16902 (_cpp_expand_op_stack): Expand the operator stack as necessary.
16903 * cpphash.h (struct op): Predeclare.
16904 (struct cpp_reader): New members op_stack, op_limit.
16905 (struct lexer_state): New member skip_eval.
16906 (_cpp_parse_expr): Update.
16907 (_cpp_expand_op_stack): New.
16908 * cpplib.c (do_if): Update.
16909 * cppinit.c (cpp_create_reader): Create op stack.
16910 (cpp_destroy): And destroy it.
16911 * cpplib.h (CPP_LAST_CPP_OP): Correct.
16912 (TTYPE_TABLE): Correct.
16913
45806a3f
FS		 169142002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16915
16916 PR c/6343
16917 * c-decl.c (duplicate_decls): Call merge_weak.
16918 * c-pragma.c (apply_pragma_weak): Warn about misuse.
16919 * output.h (merge_weak): Prototype merge_weak.
16920 * varasm.c (merge_weak): New function.
16921 (declare_weak): Make sure we don't give an error on VAR_DECLs.
16922 Mark RTL with SYMBOL_REF_WEAK.
16923
a6227154
KG		 169242002-04-27 Kurt Garloff <garloff@suse.de>
16925
16926 * tree-inline.c (inlinable_function_p): Improve heuristics
16927 by using a smoother function to cut down allowable inlinable size.
16928 * param.def: Add parameters max-inline-insns-single,
16929 max-inline-slope, min-inline-insns that determine the exact
16930 shape of the above function.
16931 * param.h: Likewise.
16932
94a50397
RH		 169332002-04-26 Richard Henderson <rth@redhat.com>
16934
16935 * c-parse.in (malloced_yyss, malloced_yyvs): New.
16936 (yyoverflow): Re-add. Set them.
16937 (free_parser_stacks): New.
16938 * c-common.h: Declare it.
16939 * c-lex.c (c_common_parse_file): Call it.
16940
9c0a0632
RH		 169412002-04-26 Richard Henderson <rth@redhat.com>
16942
16943 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
16944 for fallthru search.
16945
b875d2ee
EC		 169462002-04-26 Eric Christopher <echristo@redhat.com>
16947
16948 PR optimization/3700
16949 * config/mips/mips.c (mips_issue_rate): Define. New function.
16950 (TARGET_SCHED_ISSUE_RATE): Use.
16951
1db828df
DM		 169522002-04-25 David S. Miller <davem@redhat.com>
16953
16954 PR target/6422
16955 * reorg.c (optimize_skip): Do not allow exception causing
16956 instructions to be considered for delay slots.
16957 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
16958 (relax_delay_slots): Do not try to consider exception causing
16959 instructions as redundant.
16960
ae5d234e
RH		 169612002-04-26 Richard Henderson <rth@redhat.com>
16962
16963 PR c/5225
16964 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
16965
7d793e9b
MM		 169662002-04-26 Mark Mitchell <mark@codesourcery.com>
16967
16968 PR bootstrap/6445
16969 * config/i386/i386.md (untyped_call): Return the value in a float
16970 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
16971 TARGET_80387.
16972
b13ab42c
AO		 169732002-04-26 Alexandre Oliva <aoliva@redhat.com>
16974
16975 * tree.c (tree_int_cst_lt): Compare constants whose types differ
16976 in unsigned-ness correctly.
16977
5e56f909
JDA		 169782002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
16979
16980 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
16981 portable runtime model.
16982
bde3c0c0
RH		 169832002-04-26 Richard Henderson <rth@redhat.com>
16984
a6227154 16985 * c-parse.in (yyoverflow): Revert.
bde3c0c0 16986
5276df18
DE		 169872002-04-26 David Edelsohn <edelsohn@gnu.org>
16988 Richard Henderson <rth@redhat.com>
16989
16990 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
16991 result as temporary value.
16992
b84a3874
RH		 169932002-04-26 Richard Henderson <rth@redhat.com>
16994
16995 PR c/3581
16996 * c-common.c (fix_string_type): Split out of ...
16997 (combine_strings): ... here. Take a varray, not a tree list.
16998 (c_expand_builtin_printf): Use fix_string_type.
16999 * c-common.h: Update decls.
17000 * c-parse.in (string): Remove. Update all uses to use STRING
17001 instead, and not call combine_strings.
17002 (yylexstring): New.
17003 (_yylex): Use it.
17004 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
17005 (build_asm_stmt): Likewise.
17006 * objc/objc-act.c (my_build_string): Use fix_string_type.
17007 (build_objc_string_object): Build varray for combine_strings.
17008
d8ae8cd4
BT		 170092002-04-26 Bo Thorsen <bo@suse.co.uk>
17010
17011 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
17012 x86-64.
17013
f8b954fc
NB		 170142002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
17015
17016 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
17017 (HAVE_NO_R_OPERAND): Remove.
17018 (HAVE_VALUE): Remove.
17019 (op_to_prio): Update.
17020 (UNARY): Don't alter flags.
17021 (_cpp_parse_expr): want_value used to indicate whether
17022 a number or unary operator is expected next. Distinguish
17023 unary and binary +/-.
17024 (op_as_text): Update for unary operators.
17025
6052bef0
RH		 170262002-04-25 Richard Henderson <rth@redhat.com>
17027
17028 PR c/2161
17029 * c-parse.in (yyoverflow): New.
17030
5c5b2283
RH		 170312002-04-25 Richard Henderson <rth@redhat.com>
17032
17033 PR c/2098
17034 * c-common.c (shorten_compare): Simplfy conditions leading to
17035 the generation of a warning.
17036
28ce94d4
RH		 170372002-04-25 Richard Henderson <rth@redhat.com>
17038
17039 PR c/2035
17040 * expmed.c (extract_bit_field): Fall through to generic code rather
17041 than aborting on subreg special case.
17042
6bfd0c63
DM		 170432002-04-25 David S. Miller <davem@redhat.com>
17044
17045 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
17046 for DECL being NULL.
17047
7a430e3b
SC		 170482002-04-25 Steve Christiansen <smc@us.ibm.com>
17049
17050 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
17051
45c42d7d
EB		 170522002-04-25 Eric Botcazou <ebotcazou@multimania.com>
17053
17054 * c-decl.c (grokdeclarator): Remove outdated ??? note
17055 on invalid declaration of flexible array members.
17056
eb7715a4
RH		 170572002-04-25 Richard Henderson <rth@redhat.com>
17058
17059 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
17060
cf5ee720
UW		 170612002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
17062
17063 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
17064 needed by the compiler, even if they are used as global regs.
17065
d604bca3
MH		 170662002-04-25 Matt Hiller <hiller@redhat.com>
17067
17068 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
17069 functions.
17070 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
17071 of the corresponding functions.
17072 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
17073 New prototypes.
b875d2ee 17074
d604bca3
MH		 170752002-04-25 Matt Hiller <hiller@redhat.com>
17076
17077 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
17078
17079 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
17080 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
17081 registers, adjust comment accordingly.
17082 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
17083 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
17084 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
17085 for coprocessor registers.
17086 (ADDITIONAL_REGISTER_NAMES): Include
17087 ALL_COP_ADDITIONAL_REGISTER_NAMES.
b875d2ee 17088
d604bca3
MH		 17089 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
17090 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
17091 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
17092 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
17093 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
17094
17095 (mips_char_to_class): Adjust comment to include coprocessor
17096 constraint letters.
17097
17098 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
17099 New functions.
17100 (mips_reg_names, mips_regno_to_class): Include coprocessor
17101 information.
17102 (mips_sw_reg_names): Ditto, make non-static.
17103 (mips_move_1word): Handle moves to and from coprocessor registers.
17104 (mips_move_2words): Handle moves to and from coprocessor
17105 registers.
17106 (mips_class_max_nregs, mips_register_move_cost): Handle
17107 coprocessor register classes.
17108 (override_options): Initialize mips_char_to_class and
17109 mips_hard_regno_mode_ok properly for coprocessor registers.
17110
17111 * config/mips/mips.md (movdi_internal, movdi_internal2,
17112 movsi_internal1, movsi_internal2): Add constraint-sets for
17113 coprocessor registers.
17114 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
17115 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
17116 isn't mips.
17117 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
17118 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
17119 isn't mips.
17120 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
17121 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
17122 isn't mips.
17123 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
17124 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
17125 isn't mips.
b875d2ee 17126
d604bca3
MH		 17127 * doc/tm.texi: Document feature.
17128
b9a26d09
NB		 171292002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
17130
17131 * integrate.c (function_attribute_inlinable_p): Simplify.
17132 Check the table pointer is not NULL.
17133
ab5973b7
SB		 171342002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
17135
17136 * doc/c-tree.texi: Fix typo in introduction.
17137
ff45c01e
NB		 171382002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
17139
17140 * c-common.h (c_common_parse_file): Update.
17141 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
17142 * c-lex.c (YYDEBUG): Get from c-lex.h.
17143 (c_common_parse_file): Update.
17144 * c-lex.h (YYDEBUG, yydebug): New.
17145 * c-parse.in (YYDEBUG): Get from c-lex.h.
17146 (c_set_yydebug): Remove.
17147 * c-tree.h (c_set_yydebug): Remove.
17148 * langhooks-def.h (lhd_do_nothing_i): New.
17149 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
17150 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
17151 * langhooks.c (lhd_do_nothing_i): New.
17152 (lhd_set_yydebug): Remove.
17153 * langhooks.h (struct lang_hooks): Update.
17154 * toplev.c (set_yydebug): New.
17155 (compile_file): Update call to parse_file hook.
17156 (decode_d_option): Update.
17157objc:
17158 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
17159
fcae219a
R		 17160Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
17161
17162 * loop.c (load_mems): Don't change the interface of called functions.
17163
17164 * calls.c (expand_call): Take current_function_pretend_args_size
17165 into account when setting argblock for sibcalls.
17166
d0fea45a
MH		 171672002-04-24 Matt Hiller <hiller@redhat.com>
17168
17169 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
17170 * c-lex.c: Ditto.
17171
17172 * cpplex.c (skip_line_comment): Process comment one multibyte
17173 character at a time rather than one char at a time, if
17174 appropriate.
17175 (parse_string): Process string one multibyte character at a time
17176 rather than one char at a time, if appropriate.
17177 * c-lex.c (lex_string): Lex and copy multibyte strings
17178 appropriately.
17179 * cpplib.h (cppchar_t): Change to unsigned.
17180
2d1b5436
RH		 171812002-04-24 Richard Henderson <rth@redhat.com>
17182
17183 PR c/3467
17184 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
17185 for c99.
17186
5e039e6b
R		 17187Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
17188
17189 * sh.c (sh_va_arg): If argument was passed by reference,
17190 dereference the pointer.
309d8365
R		 17191
17192 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
51214775
R		 17193
17194 * sh.md (divsi3_i4_media): Use match_operand for input values
17195 rather than hard registers.
17196 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
17197 unnecessarily through hard registers. Keep copies of pseudo
17198 registers outside of the libcall sequence.
17199
17200 * sh.md (casesi_shift_media): Add modes.
b700634a
R		 17201
17202 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
17203 values in memory.
17204
349ae713
NB		 172052002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
17206
17207 * attribs.c (c_common_attribute_table): Move table and handlers
17208 to c-common.c.
17209 (format_attribute_table, lang_attribute_table,
17210 lang_attribute_common): Remove.
17211 (init_attributes): Replace NULL pointers with pointers to the
17212 empty table.
17213 (handle_packed_attribute, handle_nocommon_attribute,
17214 handle_common_attribute, handle_noreturn_attribute,
17215 handle_noinline_attribute, handle_always_inline_attribute,
17216 handle_used_attribute, handle_unused_attribute,
17217 handle_const_attribute, handle_transparent_union_attribute,
17218 handle_constructor_attribute, handle_destructor_attribute,
17219 handle_mode_attribute, handle_section_attribute,
17220 handle_aligned_attribute, handle_weak_attribute,
17221 handle_alias_attribute, handle_visibility_attribute,
17222 handle_no_instrument_function_attribute, handle_malloc_attribute,
17223 handle_no_limit_stack_attribute, handle_pure_attribute,
17224 handle_deprecated_attribute, handle_vector_size_attribute,
17225 vector_size_helper): Move to c-common.c.
17226 * c-common.c (c_common_attribute_table,
17227 handle_packed_attribute, handle_nocommon_attribute,
17228 handle_common_attribute, handle_noreturn_attribute,
17229 handle_noinline_attribute, handle_always_inline_attribute,
17230 handle_used_attribute, handle_unused_attribute,
17231 handle_const_attribute, handle_transparent_union_attribute,
17232 handle_constructor_attribute, handle_destructor_attribute,
17233 handle_mode_attribute, handle_section_attribute,
17234 handle_aligned_attribute, handle_weak_attribute,
17235 handle_alias_attribute, handle_visibility_attribute,
17236 handle_no_instrument_function_attribute, handle_malloc_attribute,
17237 handle_no_limit_stack_attribute, handle_pure_attribute,
17238 handle_deprecated_attribute, handle_vector_size_attribute,
17239 vector_size_helper): Move from attribs.c.
17240 * c-common.h (c_common_attribute_table,
17241 c_common_format_attribute_table): New.
17242 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
17243 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
17244 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
17245 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
17246 (LANG_HOOKS_INITIALIZER): Update.
17247 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
17248 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
17249 * target.h: Update comment.
17250 * tree.c (default_target_attribute_table): Remove.
17251 * tree.h (default_target_attribute_table, format_attribute_table,
17252 lang_attribute_table, lang_attribute_common): Remove.
17253objc:
17254 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
17255 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
17256
84f0ace0
JM		 172572002-04-24 Jason Merrill <jason@redhat.com>
17258
17259 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
17260 * dwarf2out.c (dwarf_attr_name): Support it.
17261 (gen_array_type_die): Emit it.
17262 (lookup_type_die): No special handling for VECTOR_TYPE.
17263 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
17264
120eaf28
RH		 172652002-04-24 Richard Henderson <rth@redhat.com>
17266
17267 * config/mips/mips.md (movdi_usd): Renumber.
17268
e732178c
DM		 172692002-04-24 David S. Miller <davem@redhat.com>
17270
17271 PR target/6420
17272 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
981f6289 17273 32-bit SPARC and current_function_returns_struct is true.
e732178c 17274
e879eb2f
JH		 17275Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
17276
17277 * loop.c (canonicalize_condition): Use gen_int_mode.
17278
4287a893
AH		 172792002-04-24 Aldy Hernandez <aldyh@redhat.com>
17280
17281 * config/rs6000/altivec.h: Cleanup file. Add non individual
17282 variants.
17283 (vec_vaddubm): New.
17284 (vec_vadduhm): New.
17285 (vec_vadduwm): New.
17286 (vec_vaddfp): New.
17287 (vec_vaddcuw): New.
17288 (vec_vaddubs): New.
17289 (vec_vaddsbs): New.
17290 (vec_vadduhs): New.
17291 (vec_vadduws): New.
17292 (vec_vaddsws): New.
17293 (vec_vand): New.
17294 (vec_vandc): New.
17295 (vec_vavgub): New.
17296 (vec_vavgsb): New.
17297 (vec_vavguh): New.
17298 (vec_vavgsh): New.
17299 (vec_vavguw): New.
17300 (vec_vavgsw): New.
17301 (vec_vrfip): New.
17302 (vec_vcmpbfp): New.
17303 (vec_vcmpequb): New.
17304 (vec_vcmpequh): New.
17305 (vec_vcmpequw): New.
17306 (vec_vcmpeqfp): New.
17307 (vec_vcmpgefp): New.
17308 (vec_vcmpgtub): New.
17309 (vec_vcmpgtsb): New.
17310 (vec_vcmpgtuh): New.
17311 (vec_vcmpgtsh): New.
17312 (vec_vcmpgtuw): New.
17313 (vec_vcmpgtsw): New.
17314 (vec_vcmpgtfp): New.
17315 (vec_vcmpgefp): New.
17316 (vec_vcfux): New.
17317 (vec_vcfsx): New.
17318 (vec_vctsxs): New.
17319 (vec_vctuxs): New.
17320 (vec_vexptefp): New.
17321 (vec_vrfim): New.
17322 (vec_lvx): New.
17323 (vec_lvebx): New.
17324 (vec_lvehx): New.
17325 (vec_lde): Add vector float variant.
17326 (vec_lvewx): New.
17327 (vec_lvxl): New.
17328 (vec_vlogefp): New.
17329 (vec_vmaddfp): New.
17330 (vec_vmhaddshs): New.
17331 (vec_vmaxub): New.
17332 (vec_vmaxsb): New.
17333 (vec_vmaxuh): New.
17334 (vec_vmaxsh): New.
17335 (vec_vmaxuw): New.
17336 (vec_vmaxsw): New.
17337 (vec_vmaxsw): New.
17338 (vec_vmaxfp): New.
17339 (vec_vmrghb): New.
17340 (vec_vmrghh): New.
17341 (vec_vmrghw): New.
17342 (vec_vmrglb): New.
17343 (vec_vmrglh): New.
17344 (vec_vmrglw): New.
17345 (vec_vminub): New.
17346 (vec_vminsb): New.
17347 (vec_vminuh): New.
17348 (vec_vminsh): New.
17349 (vec_vminuw): New.
17350 (vec_vminsw): New.
17351 (vec_vminfp): New.
17352 (vec_vmladduhm): New.
17353 (vec_vmhraddshs): New.
17354 (vec_msumubm): New.
17355 (vec_vmsummbm): New.
17356 (vec_vmsumuhm): New.
17357 (vec_vmsumshm): New.
17358 (vec_vmsumuhs): New.
17359 (vec_vmsumshs): New.
17360 (vec_vmuleub): New.
17361 (vec_vmulesb): New.
17362 (vec_vmuleuh): New.
17363 (vec_vmulesh): New.
17364 (vec_vmuloub): New.
17365 (vec_mulosb): New.
17366 (vec_vmulouh): New.
17367 (vec_vmulosh): New.
17368 (vec_vnmsubfp): New.
17369 (vec_vnor): New.
17370 (vec_vor): New.
17371 (vec_vpkuhum): New.
17372 (vec_vpkuwum): New.
17373 (vec_vpkpx): New.
17374 (vec_vpkuhus): New.
17375 (vec_vpkshss): New.
17376 (vec_vpkuwus): New.
17377 (vec_vpkswss): New.
17378 (vec_vpkshus): New.
17379 (vec_vpkswus): New.
17380 (vec_vperm): New.
17381 (vec_vrefp): New.
17382 (vec_vrlb): New.
17383 (vec_vrlh): New.
17384 (vec_vrlw): New.
17385 (vec_vrfin): New.
17386 (vec_vrsqrtefp): New.
17387 (vec_vsel): New.
17388 (vec_vslb): New.
17389 (vec_vslh): New.
17390 (vec_vslw): New.
17391 (vec_vsldoi): New.
17392 (vec_vsl): New.
17393 (vec_vslo): New.
17394 (vec_vspltb): New.
17395 (vec_vsplth): New.
17396 (vec_vspltw): New.
17397 (vec_vspltisb): New.
17398 (vec_vspltish): New.
17399 (vec_vspltisw): New.
17400 (vec_vsrb): New.
17401 (vec_vsrh): New.
17402 (vec_vsrw): New.
17403 (vec_vsrab): New.
17404 (vec_vsrah): New.
17405 (vec_vsraw): New.
17406 (vec_vsr): New.
17407 (vec_vsro): New.
17408 (vec_stvx): New.
17409 (vec_stvebx): New.
17410 (vec_stvehx): New.
17411 (vec_stvewx): New.
17412 (vec_stvxl): New.
17413 (vec_vsububm): New.
17414 (vec_vsubuhm): New.
17415 (vec_vsubuwm): New.
17416 (vec_vsubfp): New.
17417 (vec_vsubcuw): New.
17418 (vec_vsububs): New.
17419 (vec_vsubsbs): New.
17420 (vec_vsubuhs): New.
17421 (vec_vsubshs): New.
17422 (vec_vsubuws): New.
17423 (vec_vsubsws): New.
17424 (vec_vsum4ubs): New.
17425 (vec_vsum4sbs): New.
17426 (vec_vsum4shs): New.
17427 (vec_vsum2sws): New.
17428 (vec_vsumsws): New.
17429 (vec_vrfiz): New.
17430 (vec_vupkhsb): New.
17431 (vec_vupkhpx): New.
17432 (vec_vupkhsh): New.
17433 (vec_vupklsb): New.
17434 (vec_vupklpx): New.
17435 (vec_vupklsh): New.
17436 (vec_vxor): New.
17437
cff27795
EB		 174382002-04-23 Eric Botcazou <ebotcazou@multimania.com>
17439
17440 PR c/5430
17441 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
17442 added literals from substracted literals.
17443 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
17444 (fold) [associate]: Preserve MINUS_EXPR if needed.
17445
952bca84
ZW		 174462002-04-23 Zack Weinberg <zack@codesourcery.com>
17447
17448 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
17449 are obsoleted.
17450
50cb2154
TT		 174512002-04-23 Tom Tromey <tromey@redhat.com>
17452
17453 * gcc.c: Added --resource. For PR java/6314.
17454
271f61fb
DB		 174552002-04-23 David O'Brien <obrien@FreeBSD.org>
17456
9566d1e9 17457 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
271f61fb
DB		 17458 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
17459 these libraries.
17460
bdabbc80
DB		 174612002-04-23 David O'Brien <obrien@FreeBSD.org>
17462
17463 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
17464
74411039
JH		 17465Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
17466
17467 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
17468 workaround.
17469 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
17470 (ix86_expand_clrstr): Fix typo.
17471 * loop.c (gen_load_of_final_value): New.
17472 (loop_givs_rescan, strength_reduce, check_dbra_loop):
17473 Use it.
17474
1a887f86
RS		 174752002-04-23 Roger Sayle <roger@eyesopen.com>
17476
17477 * builtins.c (builtin_memset_gen_str): New function.
17478 (expand_builtin_memset): Optimize the case of constant length, but
17479 unknown value.
17480
8d3441e0
AH		 174812002-04-23 Aldy Hernandez <aldyh@redhat.com>
17482
cff27795
EB		 17483 * config/rs6000/altivec.h (vec_step): Remove extraneous
17484 parentheses.
17485 (vec_ctu): Cast return.
8d3441e0 17486
f6f315fe
AM		 174872002-04-23 Alan Modra <amodra@bigpond.net.au>
17488
17489 PR target/6413
17490 * function.h: (struct function): Add profile_label_no field.
17491 (current_function_profile_label_no): Define.
17492 * function.c: (profile_label_no): New static var.
17493 (expand_function_start): Increment it, and copy to
17494 current_function_profile_label_no.
17495 * output.h (profile_label_no): Delete.
17496 * final.c (profile_label_no): Delete.
17497 (profile_function): Use current_function_profile_label_no.
17498 (final_end_function): Don't increment profile_label_no here.
17499 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
17500 profile_label_no with current_function_profile_label_no.
17501 * config/pa/pa.c (current_function_number): Delete.
17502 (pa_output_function_prologue): Don't output profile label here.
17503 (hppa_profile_hook): Use label_no param rather than
17504 current_function_number.
17505 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
17506 * config/pa/pa.h: .. here.
17507 (FUNCTION_PROFILER): Output profile label here.
17508
d239cdc0
EC		 175092002-04-22 Eric Christopher <echristo@redhat.com>
17510
17511 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
17512 patch of 2002-04-09 due to binutils issues.
17513 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
17514
04428ad4
AH		 175152002-04-22 Aldy Hernandez <aldyh@redhat.com>
17516
cff27795
EB		 17517 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
17518 constraint to 'o' for m=r and r=m alternatives.
17519 ("*movv8hi_internal1"): Same.
17520 ("*movv16qi_internal1"): Same.
17521 ("*movv4sf_internal1"): Same.
04428ad4 17522
2adc7f12
JJ		 175232002-04-22 Janis Johnson <janis187@us.ibm.com>
17524
17525 * rtl.h (RTX_FLAG): New macro.
17526 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
17527 * final.c (alter_subreg): Use macro to access rtx flag.
17528 * integrate.c (copy_rtx_and_substitute): Use new access macro.
17529 * print-rtl.c (print_rtx): Use new access macro.
17530
17531 * cse.c (insert): Check rtx code before accessing flag.
17532
17533 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
17534 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
17535 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
17536 convert_const_symbol_ref, make_canonical, make_alternative_compare,
17537 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
17538 simplify_test_exp, optimize_attrs, simplify_by_exploding,
17539 find_and_mark_used_attributes, unmark_used_attributes,
17540 add_values_to_cover, simplify_with_current_value,
17541 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
17542 copy_rtx_unchanging, main): Use new access macros.
17543
b7c89afe
TR		 175442002-04-22 Tom Rix <trix@redhat.com>
17545
17546 * expmed.c (init_expmed): Generate shifted constant once.
17547
9340544b
ZW		 175482002-04-22 Zack Weinberg <zack@codesourcery.com>
17549
17550 * c-lex.c (lex_charconst): Call convert to get constant in
17551 proper type; don't just smash the type field.
17552 Fixes PR c/6300.
17553
17554 * config.gcc: Add list of obsolete configurations. Disallow
17555 building these without --enable-obsolete.
17556 * doc/install.texi: Document --enable-obsolete and obsoletion
17557 policy. Mention obsoletion of individual targets in
17558 appropriate places.
17559
f942d7a5
RH		 175602002-04-22 Richard Henderson <rth@redhat.com>
17561
17562 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
17563
175642002-04-22 Mark Mitchell <mark@codesourcery.com>
8ed8f731
MM		 17565
17566 PR f/6138.
17567 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
17568 (walk_fixup_memory_subreg): Likewise.
17569 (fixup_var_refs_insn): Adjust accordingly.
17570 (fixup_var_refs_1): Likewise.
17571
232b0b45
UW		 175722002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
17573
17574 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
17575 LIBPATH_ARCH64_SPEC): Define.
17576 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
17577 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
17578 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
17579 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
17580
1b61552b
JS		 175812002-04-22 Joel Sherrill <joel@OARcorp.com>
17582
17583 * gthr-rtems.h: Correct prototypes to remove warnings.
17584
0fe854a7
RH		 175852002-04-22 Richard Henderson <rth@redhat.com>
17586
17587 PR c/6344
17588 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
17589
17590 * gcse.c (free_insn_expr_list_list): New.
17591 (clear_modify_mem_tables): Use it. Fix bit set usage.
17592 (canon_list_insert): Use EXPR_LISTs for expressions.
17593 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
17594
af0d16cd
NB		 175952002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
17596
17597 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
17598 file change and include code to _cpp_pop_buffer.
17599 * cpphash.h (struct pending_option): Predeclare.
17600 (struct cpp_reader): New member next_include_file.
17601 (_cpp_pop_file_buffer): Update.
17602 (_cpp_push_next_buffer): Update, rename.
17603 * cppinit.c (cpp_destroy): Free include chain and pending here.
17604 (cpp_finish_options): Simplify.
17605 (_cpp_push_next_buffer): Rename and clean up.
17606 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
17607 Clarify.
17608 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
17609
0d918572
AH		 176102002-04-22 Aldy Hernandez <aldyh@redhat.com>
17611
0fe854a7
RH		 17612 * config/rs6000/altivec.h (vec_xor): Add variant for both args
17613 being vector signed int.
17614 (vec_andc): Same.
17615 (vec_xor): Add variant for both args being vector signed char.
17616 Remove redundant variant.
17617 (vec_andc): Same.
0d918572 17618
77e2c290
DM		 176192002-04-21 David S. Miller <davem@redhat.com>
17620
17621 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
17622 compare mode in output RTL.
17623
ee2ca2a2
DE		 176242002-04-22 David Edelsohn <edelsohn@gnu.org>
17625
17626 * config/rs6000/rs6000.c (rs6000_override_options): Correct
17627 style and formatting of previous patch.
17628
894bdff6
AM		 176292002-04-22 Alan Modra <amodra@bigpond.net.au>
17630
17631 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
17632 flag_pic for ABI_AIX.
17633
562a5c27
NB		 176342002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
17635
17636 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
17637 * cppfiles.c (read_include_file): Similarly.
17638 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
17639 uxstrdup ustrchr, ufputs): Similarly.
17640 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
17641 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
17642 cpp_ideq, parse_identifier, parse_number): Similarly.
17643 * cpplib.c (struct directive, dequote_string, D, run_directive,
17644 cpp_push_buffer): Similarly.
17645 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
17646 _cpp_create_definition, check_trad_stringification,
17647 cpp_macro_definition): Similarly.
17648
9ac3b1be
NB		 176492002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
17650
17651 * cppmacro.c (funlike_invocation_p): Don't step back
17652 over CPP_EOF.
17653
9dda4cc8
DE		 176542002-04-21 David Edelsohn <edelsohn@gnu.org>
17655
17656 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
17657 labelno.
17658
20764052
JM		 176592002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
17660
17661 * doc/invoke.texi: Remove Chill references.
17662 * doc/gcc.texi: Update last modified date.
17663
26b29884
KH		 176642002-04-20 Kazu Hirata <kazu@hxi.com>
17665
17666 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
17667 push and pop. Replace add.l with add.w.
17668
59184677
TM		 176692002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
17670
17671 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
17672 multiply instructions for H8/300H case.
17673
b1113e0a
TM		 176742002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
17675
17676 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
17677 Bum three instructions from each routine.
17678
b03e38e1
NB		 176792002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
17680
17681 * Makefile.in: Update.
17682 * decl.c (push_c_function_context, pop_c_function_context,
17683 mark_c_function_context): Rename for consistency.
17684 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
17685 * c-tree.h (push_c_function_context, pop_c_function_context,
17686 mark_c_function_context): Rename for consistency.
17687 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17688 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
17689 * function.c (init_lang_status, save_lang_status,
17690 restore_lang_status, mark_lang_status, free_lang_status):
17691 Move to langhooks.h.
17692 (push_function_context_to, pop_function_context_from,
17693 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
17694 Update.
17695 * function.h (init_lang_status, save_lang_status,
17696 restore_lang_status, mark_lang_status, free_lang_status):
17697 Move to langhooks.h.
17698 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
17699 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
17700 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
17701 LANG_HOOKS_FUNCTION_INITIALIZER): New.
17702 (LANG_HOOKS_INITIALIZER): Update.
17703 (lhd_do_nothing_f): New.
17704 * langhooks.h (struct lang_hooks_for_functions): New.
17705 (struct lang_hooks): New hooks.
17706 * langhooks.c (lhd_do_nothing_f): New.
17707objc:
17708 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17709 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
17710
db430d26
DM		 177112002-04-19 David S. Miller <davem@redhat.com>
17712
17713 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
17714 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
17715
0f2a3457
JJ		 177162002-04-19 Jakub Jelinek <jakub@redhat.com>
17717
17718 PR optimization/3756
17719 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
17720 x = ((int) y < 0) ? cst1 : cst2.
17721
ce5e43d0
JJ		 177222002-04-19 Jakub Jelinek <jakub@redhat.com>
17723
17724 PR c/6358
17725 * function.c: Reapply patch for c/6358.
17726 (expand_function_end): Copy decl_rtl's mode, not
17727 current_function_return_rtx mode.
17728
177292002-04-19 Joel Sherrill <joel@OARcorp.com>
9eb83f6c
JS		 17730
17731 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
17732 targets.
17733
40e7f8ea
TT		 177342002-04-19 Tom Tromey <tromey@redhat.com>
17735
17736 * doc/install.texi (Specific): Update status of Solaris 2.8.
17737 For PR libgcj/6158.
17738
62a12b27
AS		 177392002-04-19 Andreas Schwab <schwab@suse.de>
17740
17741 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
17742 (PUT_REAL): Restore old definition.
17743
1405141b
DN		 177442002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
17745 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
17746
17747 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
17748 binutils 2.11.2 and higher generate smaller binaries than Sun's
17749 native tools.
17750
303a3927
MM		 177512002-04-19 Mark Mitchell <mark@codesourcery.com>
17752
17753 PR c++/6352
17754 * toplev.c (rest_of_compilation): Do not defer functions for which
17755 TREE_SYMBOL_REFERENCED has already been set.
17756
de80110b
JH		 17757Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
17758
17759 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
17760 alternative.
17761
ab393bf1
NB		 177622002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
17763
17764 * builtins.c: Include langhooks.h.
17765 (lang_type_promotes_to): Remove.
17766 (expand_builtin_va_arg): Use new hook.
17767 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
17768 (simple_type_promotes_to): Move to c-typeck.c.
17769 * c-common.h (simple_type_promotes_to): Remove.
17770 * c-decl.c (duplicate_decls, grokdeclarator): Update.
17771 * c-format.c: Include langhooks.h.
17772 (check_format_types): Update.
17773 * c-tree.h (c_type_promotes_to): New.
17774 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
17775 (type_lists_compatible_p): Update.
17776 * langhooks-def.h (lhd_type_promotes_to): New.
17777 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
17778 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
17779 * langhooks.c (lhd_type_promotes_to): New.
17780 * langhooks.h (struct lang_hooks_for_types): New hook.
17781 * tree.h (lang_type_promotes_to): Remove.
17782objc:
17783 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
17784
0cd3301b
RH		 177852002-04-18 Richard Henderson <rth@redhat.com>
17786
58533fa2 17787 * function.c: Revert patch for c/6358.
0cd3301b
RH		 17788
177892002-04-18 Richard Henderson <rth@redhat.com>
17790
58533fa2
RH		 17791 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
17792 blocks. Handle multiple references to the TRAP block. Handle
17793 non-adjacent THEN and OTHER blocks.
0cd3301b 17794
58533fa2
RH		 177952002-04-18 Richard Henderson <rth@redhat.com>
17796
17797 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
17798 crash with no type for by-mode libcalls.
17799
17800 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
0cd3301b 17801
57174693
BW		 178022002-04-18 Bob Wilson <bob.wilson@acm.org>
17803
17804 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
17805 __xtensa_nonlocal_goto): Use a syscall instructions to flush
17806 the register windows.
17807
46468cd9
ZW		 178082002-04-18 Zack Weinberg <zack@codesourcery.com>
17809
17810 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
17811 appropriate. Document need for extended precision even when
17812 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
17813 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
17814 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
17815 instead of relying on later syntax error when REAL_WIDTH > 5.
17816 * real.c: Define NE based only on whether or not we have a
17817 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
17818 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
17819 define GET_REAL and PUT_REAL as simple memcpy operations; no
17820 need to byteswap or round.
17821 Use #error instead of #ifdef-ing out the entire file, for
17822 prompt error detection.
17823
17824 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
17825
2f82dbf8
DM		 178262002-04-18 David S. Miller <davem@redhat.com>
17827
17828 * config/sparc/sparc.h (BRANCH_COST): Define.
17829
17830 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
17831 does it.
17832
566576e7
HPN		 178332002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
17834
17835 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
17836 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
17837 propagate_block calls after relaxation loop using new variable
17838 stabilized_prop_flags.
17839
51dcde6f
RH		 178402002-04-18 Richard Henderson <rth@redhat.com>
17841
17842 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
17843 (ia64_va_arg): Expect variable sized types by reference.
17844 * config/ia64/ia64-protos.h: Update.
46468cd9 17845 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
51dcde6f
RH		 17846 ia64_function_arg_pass_by_reference.
17847
26406018
RH		 178482002-04-18 Richard Henderson <rth@redhat.com>
17849
46468cd9
ZW		 17850 * ifcvt.c: Include except.h.
17851 (block_has_only_trap): Break out from find_cond_trap.
17852 (find_cond_trap): Use it. Always delete the trap block.
17853 (merge_if_block): Allow then block null. Be less simplistic about
17854 what insns can end a block.
17855 * Makefile.in (ifcvt.o): Depend on except.h.
96b453dc 17856
26406018
RH		 17857 * config/ia64/ia64.md (trap, conditional_trap): New.
17858
a3acf46d
JJ		 178592002-04-18 Jakub Jelinek <jakub@redhat.com>
17860
17861 PR c/6358
17862 * function.c (assign_parms): Assign hard current_function_return_rtx
17863 register here...
17864 (expand_function_end): ...not here.
17865
7a228918
NB		 178662002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
17867
17868 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
17869 * c-tree.h (c_incomplete_type_error): New.
17870 * c-typeck.c (require_complete_type, build_component_ref): Update.
17871 (incomplete_type_error): Rename.
17872 * langhooks-def.h (lhd_incomplete_type_error): New.
17873 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
17874 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
17875 * langhooks.c (lhd_incomplete_type_error): New.
17876 * langhooks.h (struct lang_hooks_for_types): New hook.
17877 * tree.c (size_in_bytes): Use new hook.
17878 * tree.h (incomplete_type_error): Remove.
17879objc:
17880 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
17881
f18664c1
ZW		 178822002-04-18 Zack Weinberg <zack@codesourcery.com>
17883
17884 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
17885 TARGET_FLOAT_FORMAT blocks.
17886
8ecab453
GP		 178872002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
17888
17889 * doc/install.texi (Downloading the source): Do not mention Chill
17890 any longer, but mention Ada.
17891 (Configuration): Do not mention Chill any longer.
17892
528d8489
HPN		 178932002-04-18 Hans-Peter Nilsson <hp@axis.com>
17894
17895 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
17896
91da27c5
JH		 17897Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
17898
17899 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
17900 in last patch.
17901
a32db605
JJ		 179022002-04-18 Jakub Jelinek <jakub@redhat.com>
17903
17904 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
17905 instead of unsigned_type.
17906
5a28d8cc
JH		 17907Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
17908
17909 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
17910 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
17911 later.
17912
3d980b9f
BS		 179132002-04-18 Bernd Schmidt <bernds@redhat.com>
17914
17915 * attribs.c (vector_type_node_list): New static variable.
17916 (handle_vector_size_attribute): Use it to avoid generating a
17917 new type node each time we are called.
17918
2e676d78
BS		 17919 * combine.c (subst): Avoid trying to make a vector mode subreg of
17920 an integer constant.
17921 (gen_lowpart_for_combine): Likewise.
46468cd9 17922
58c2956c
RS		 179232002-04-18 Roger Sayle <roger@eyesopen.com>
17924 Jakub Jelinek <jakub@redhat.com>
17925
17926 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
17927 for integer constant c (if x has unsigned type or sign bit is not
17928 set in c). This folds the zero/sign extension into the bit-wise and
17929 operation.
17930
692efa8e
JJ		 179312002-04-18 Jakub Jelinek <jakub@redhat.com>
17932
17933 PR middle-end/6205
17934 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
17935 otherwise xorps.
17936
1372d4ce
NY		 179372002-04-17 NIIBE Yutaka <gniibe@m17n.org>
17938
17939 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
17940
169ce44d
NC		 179412002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
17942
17943 * gcc.c (read_specs): Detect and fail if an attempt is made to
17944 rename a spec string to an already existing string.
17945
b30d2115
UW		 179462002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
17947
17948 * config/s390/s390.c (legitimize_pic_address): Do not generate
17949 illegal address constant without CONST.
17950
d6964c30
KG		 179512002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17952
17953 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
17954 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
17955
7c82a1ed
UW		 179562002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
17957
17958 PR optimization/6305
17959 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
17960 to make sure previous reloads are taken into account. Generate
17961 better code if one operand is an in-range immediate constant.
17962
58db9d1a
AH		 179632002-04-16 Andrew Haley <aph@cambridge.redhat.com>
17964
17965 * doc/install.texi (Building): libgcj requires GNU make.
17966
2a732575
JJ		 179672002-04-17 Jakub Jelinek <jakub@redhat.com>
17968
17969 PR bootstrap/6315
17970 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
17971 even if hard quad and register is not floating.
17972 (movtf reg<-mem split): Disallow splitting if hard quad and
17973 register is floating.
17974 (movtf mem<-reg split): Likewise.
17975 * config/sparc/sparc.c (fp_register_operand): New predicate.
17976 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
17977
75a65e46
ZW		 179782002-04-17 Zack Weinberg <zack@codesourcery.com>
17979
17980 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
17981 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
17982 (unprotoize.o): Ditto. Build from protoize.c. Define
17983 UNPROTOIZE on command line.
17984 * protoize.c: Include cppdefault.h. Delete include_defaults.
17985 (in_system_include_dir): Use cpp_include_defaults (defined in
17986 cppdefault.o).
17987 * unprotoize.c: Delete file.
17988
650f0e97
AH		 179892002-04-17 Aldy Hernandez <aldyh@redhat.com>
17990
46468cd9
ZW		 17991 * config/rs6000/altivec.h (vec_ld): Add array variants.
17992 (vec_lde): Same.
17993 (vec_ldl): Same.
650f0e97 17994
71a0ab0c 179952002-04-17 Alan Matsuoka <alanm@redhat.com>
46468cd9 17996 Aldy Hernandez <aldyh@redhat.com>
71a0ab0c 17997
46468cd9
ZW		 17998 * config/rs6000/altivec.h: Define __ALTIVEC__.
17999 (bool): New.
18000 (__pixel): New.
18001 (pixel): New.
18002 (vec_cfux): New.
18003 (vec_vmaddfp): New.
18004 (vec_vsldoi): New.
18005 Add parentheses to all macro arguments.
71a0ab0c 18006
ff2c46ac
RH		 180072002-04-16 Richard Henderson <rth@redhat.com>
18008
18009 PR c++/6320
18010 * except.c (remove_eh_handler): Insert inner regions at beginning
18011 of sibling chain. Refactor expressions.
18012
f1ba94dd
RH		 180132002-04-16 Richard Henderson <rth@redhat.com>
18014
f0871dfe
RH		 18015 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
18016 * config/sparc/sol2-gas-bi.h: New file.
18017 * config.gcc (sparc*-solaris): Add it as needed.
18018 * configure.in (AS_SPARC64_FLAG): Remove check.
18019 * config.in, configure: Regenerate.
18020
18021 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
18022
180232002-04-16 Richard Henderson <rth@redhat.com>
18024
18025 * config/mips/mips.c (override_options): Don't override N32 for
18026 a 64-bit ISA.
409d3c60 18027
f1ba94dd
RH		 18028 PR 6202
18029 * config/mips/mips.md (can_delay): Split out of existing define_delays.
18030 (HILO_delay): Set can_delay false.
18031
178c3eff
DJ		 180322002-04-16 Dale Johannesen <dalej@apple.com>
18033
18034 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
18035 instruction addresses.
18036 (rs6000_output_function_epilogue): Likewise.
18037
7d6f6369
PC		 180382002-04-16 Paolo Carlini <pcarlini@unitus.it>
18039
18040 * c-parse.in (poplevel, compstmt_start,
18041 compstmt_primary_start): Add ending ';', in accordance
18042 with POSIX.
18043
8947df0c
RH		 180442002-04-16 Richard Henderson <rth@redhat.com>
18045
18046 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
18047 Adjust tm_file order to get TARGET_DEFAULT set properly.
18048 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
18049 * doc/install.texi (sparc-solaris): Update.
18050
3148ad6d
DJ		 180512002-04-16 Dale Johannesen <dalej@apple.com>
18052
18053 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
18054 comparison operands do not match each other or if modes of
18055 conditions do not match result.
18056
014cb9b6 180572002-04-16 Hartmut Penner <hpenner@de.ibm.com>
562a69be 18058
014cb9b6
HP		 18059 PR target/6305
18060 * config/s390/s390.md (mulsidi3): Set both subregs of the
46468cd9 18061 multiword register.
562a69be 18062
014cb9b6 180632002-04-16 Aldy Hernandez <aldyh@redhat.com>
4c8c0dec 18064
8947df0c 18065 * config/rs6000/altivec.h (vec_addc): Type check.
4c8c0dec 18066
a9772b60
JJ		 180672002-04-16 Jakub Jelinek <jakub@redhat.com>
18068
18069 PR middle-end/6279
18070 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
18071
18072 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
18073
861829ed
RH		 180742002-04-15 Richard Henderson <rth@redhat.com>
18075
18076 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
18077 call_really_used_regs too.
18078
bcf2fe9c
RH		 180792002-04-15 Richard Henderson <rth@redhat.com>
18080
18081 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
18082
629111c7
DM		 180832002-04-15 David S. Miller <davem@redhat.com>
18084
18085 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
18086 as being CLOBBERed.
18087
98ef3137
JJ		 180882002-04-16 Jakub Jelinek <jakub@redhat.com>
18089
18090 PR c/6290
18091 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
18092 CONST_VECTOR is { 0, ... 0 }.
18093
0aa911c5
LR		 180942002-04-15 Loren J. Rittle <ljrittle@acm.org>
18095
18096 * doc/install.texi (Installing GCC: Configuration): Clarify
18097 the only supported ways to configure gcc.
18098
83248d49 180992002-04-15 Roland McGrath <roland@frob.com>
46468cd9 18100
83248d49
RM		 18101 * config.gcc (alpha*-*-gnu*): New target configuration.
18102 * config/alpha/gnu.h: New file for it.
18103 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
18104
b2123dc0
MM		 181052002-04-16 Mark Mitchell <mark@codesourcery.com>
18106
18107 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
18108 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
18109 * tree.h (expand_start_stmt_expr): Update prototype.
18110 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
18111 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
18112 on the STMT_EXPR created for the inline function.
46468cd9 18113
8fe2d853
RH		 181142002-04-15 Richard Henderson <rth@redhat.com>
18115
18116 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
18117 config/i386/linux-aout.h, config/i386/linux-oldld.h,
18118 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
18119 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
18120 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
18121 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
18122 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
18123 Define __gnu_linux__, not gnu_linux.
18124 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
18125
07cdae91
MM		 181262002-04-15 Mark Mitchell <mark@codesourcery.com>
18127
18128 Remove Chill front end.
18129 * gcc.c (default_compilers): Remove Chill entries.
18130 * ch: Remove directory.
18131 * doc/frontends.texi: Remove information about Chill.
18132 * doc/sourcebuild.texi: Likewise.
18133 * doc/standards.texi: Likewise.
18134
41823c5e
DR		 181352002-04-15 Douglas B Rupp <rupp@gnat.com>
18136
18137 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
18138 (LONGLONG_STANDALONE): Define.
18139
eb29ddb6
DM		 181402002-04-15 David S. Miller <davem@redhat.com>
18141
18142 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
18143 Call emit_library_call with LCT_NORMAL.
18144 (sparc_initialize_trampoline): Use LCT_foo instead of
18145 magic constant in emit_library_call invocations.
18146 (sparc64_initialize_trampoline): Likewise.
18147 (sparc_profile_hook): Likewise.
18148 * config/sparc/sparc.md: Likewise.
18149
18150 * config/sparc/sparc.c (sparc_extra_constraint_check):
18151 Fix type of argument 'c'.
18152 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
18153 Likewise.
18154
bd6bec6b
GDR		 181552002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
18156
18157 * diagnostic.h (output_buffer_state): Redefine.
18158 (output_format_decoder): New macro.
18159 (output_prefixing_rule): Likewise.
18160 (output_line_cutoff): Likewise.
18161 (diagnostic_format_decoder): Adjust.
18162 (diagnostic_prefixing_rule): Likewise.
18163 (diagnostic_line_cutoff): Likewise.
18164 (diagnostic_state): Likewise.
18165 (diagnostic_kind_count): Likewise.
18166 (diagnostic_buffer): Now a macro.
18167
18168 * diagnostic.c (diagnostic_buffer): Remove definition.
18169 (output_is_line_wrapping): Adjust.
18170 (set_real_maximum_length): Likewise.
18171 (output_set_maximum_length): Likewise.
18172 (init_output_buffer): Likewise.
18173 (lhd_print_error_function): Likewise.
18174 (output_do_verbatim): Likewise.
18175
ebef4e8c
NB		 181762002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
18177
18178 * cpperror.c (print_location): Don't print include chain
18179 if line == 0.
18180 (cpp_begin_message): Update to use DL_ macros.
18181 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
18182 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
18183 cpp_notice, cpp_notice_from_errno): Remove.
18184 (cpp_error, cpp_error_with_line): Update to take a diagnostic
18185 level.
18186 (cpp_errno): New.
18187 * cppexp.c (CPP_ICE): Remove.
18188 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
18189 lex, integer_overflow, _cpp_parse_expr): Update.
18190 * cppfiles.c (read_include_file, find_include_file,
18191 handle_missing_header, _cpp_read_file, remap_filename): Update.
18192 * cpphash.h (enum error_type): Remove.
18193 (_cpp_begin_message): Update.
18194 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
18195 cpp_handle_option, cpp_post_options): Update.
18196 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
18197 skip_whitespace, parse_identifier, parse_slow, parse_string,
18198 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
18199 cpp_interpret_charconst): Update.
18200 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
18201 lex_macro_node, do_undef, glue_header_name, parse_include,
18202 do_include_common, read_flag, do_line, do_linemarker, do_ident,
18203 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
18204 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
18205 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
18206 _cpp_pop_buffer, do_diagnostic): Update.
18207 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
18208 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
18209 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
18210 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
18211 cpp_notice, cpp_notice_from_errno): Remove.
18212 (cpp_error, cpp_error_with_line): Update to take a diagnostic
18213 level.
18214 (cpp_errno): New.
18215 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
18216 collect_args, enter_macro_context, save_parameter, parse_params,
18217 _cpp_create_definition, check_trad_stringification,
18218 cpp_macro_definition): Update.
18219 * cppmain.c (cpp_preprocess_file): Update.
18220 * fix-header.c (read_scan_file): Update.
18221
c19a3859
AS		 182222002-04-14 Andreas Schwab <schwab@suse.de>
18223
18224 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
18225
10fdbed6
JD		 182262002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
18227
18228 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
18229
77660a9a
MM		 182302002-04-13 Mark Mitchell <mark@codesourcery.com>
18231
18232 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
18233 not gnu_hurd.
18234
e0ff1ded
HPN		 182352002-04-13 Hans-Peter Nilsson <hp@axis.com>
18236
18237 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
18238
2341c7ea
JS		 182392002-04-13 Joel Sherrill <joel@OARcorp.com>
18240
18241 * config/sparc/t-elf: Enable v8 multilibs. Impacts
18242 sparc-elf and sparc-rtems targets.
18243
d29350c0
MM		 182442002-04-13 Mark Mitchell <mark@codesourcery.com>
18245
18246 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
18247 defined, and __gnu_hurd__ wherever __GNU__ is defined.
18248 * arm/linux-elf.h: Likewise.
18249 * cris/aout.h: Likewise.
18250 * cris/linux.h: Likewise.
18251 * i370/linux.h: Likewise.
18252 * i386/gnu.h: Likewise.
18253 * i386/linux-aout.h: Likewise.
18254 * i386/linux-oldld.h: Likewise.
18255 * i386/linux.h: Likewise.
18256 * i386/linux64.h: Likewise.
18257 * ia64/linux.h: Likewise.
18258 * m68k/linux-aout.h: Likewise.
18259 * m68k/linux.h: Likewise.
18260 * mips/linux.h: Likewise.
18261 * pa/pa-linux.h: Likewise.
18262 * pj/linux.h: Likewise.
18263 * rs6000/sysv4.h: Likewise.
18264 * s390/linux.h: Likewise.
18265 * sh/linux.h: Likewise.
18266 * sparc/linux-aout.h: Likewise.
18267 * sparc/linux.h: Likewise.
18268 * sparc/linux64.h: Likewise.
18269 * xtensa/linux.h: Likewise.
18270
fc552851
RS		 182712002-04-13 Richard Sandiford <rsandifo@redhat.com>
18272
18273 * stmt.c (check_unique_operand_names): Expect operand names to
18274 be strings rather than identifiers. Use simple_cst_equal to
18275 compare them.
18276 (resolve_operand_name_1): Make same identifier to string change here.
18277 * c-parse.in (asm_operand): Convert a named operand into a string.
18278 * cp/parse.y (asm_operand): Likewise.
18279
1d405c5e
AS		 182802002-04-13 Andreas Schwab <schwab@suse.de>
18281
18282 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
18283
c740732f
MM		 182842002-04-12 Mark Mitchell <mark@codesourcery.com>
18285
18286 Revert these changes:
18287
18288 2002-04-06 Mark Mitchell <mark@codesourcery.com>
18289
18290 PR c++/5571
18291 * stor-layout.c (layout_decl): Reset the RTL for the decl.
18292
3fc602a0
RH		 182932002-04-12 Richard Henderson <rth@redhat.com>
18294
18295 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
18296 (sparc*-*-solaris): Clean up header files.
18297 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
18298 and plan on generating 64-bit code.
18299 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
18300 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
18301 * config/sparc/sol2-sld-64.h: Rename ...
18302 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
18303 for AS_SPARC64_FLAG not defined.
18304 * config/sparc/sol2-gld-bi.h: New.
18305 * config/sparc/sol2-sld.h: Remove.
18306 * config/sparc/sol26-sld.h: New.
18307 * config/sparc/sol2.h: Tidy comments.
18308 * doc/install.texi: Document sparc-solaris configury changes.
18309
2f15e255
RH		 183102002-04-12 Richard Henderson <rth@redhat.com>
18311
18312 * recog.c (offsettable_address_p): Match the logic in adjust_address.
18313
18314 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
18315 in 64-bit mode only. Use only for 32-bit or MEDLOW.
18316
cc8475cb
RO		 183172002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18318
18319 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
18320
6f133a4a
JL		 18321Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
18322
ef1b8858 18323 * pa.c (pa_can_combine_p): Call extract_insn before calling
6f133a4a
JL		 18324 constrain_operands.
18325
1329e600
DR		 183262002-04-12 Douglas B Rupp <rupp@gnat.com>
18327
18328 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
18329 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
18330 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
2d424b9f 18331 (CPP_PREDEFINES): Handle __declspec.
1329e600
DR		 18332 * config/i386/t-interix (USER_H): Remove.
18333
0339d239
DD		 183342002-04-12 DJ Delorie <dj@redhat.com>
18335
18336 * integrate.c (compare_blocks): Make comparisons safe for when
18337 sizeof(int) < sizeof(char *).
18338 (find_block): Likewise.
18339
cc4d5fec
JH		 183402002-04-12 Jan Hubicka <jh@suse.cz>
18341 David Edelsohn <edelsohn@gnu.org>
18342
18343 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
18344 registers.
18345 (symbol_ref_operand): New.
18346 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
18347 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
18348
93215a1b
AS		 183492002-04-12 Andreas Schwab <schwab@suse.de>
18350
18351 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
18352 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
18353 overrides the definition in config/svr4.h.
46468cd9 18354
1d80248e
EN		 183552002-04-12 Eric Norum <eric.norum@usask.ca>
18356
18357 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
18358 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
18359 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
18360 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
18361 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
18362 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
18363 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
18364 definitions to config/rtems.h and make the targets more similar.
18365
fa1591cb
RK		 18366Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18367
fa06ab5c
RK		 18368 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
18369 POINTERS_EXTEND_UNSIGNED.
18370 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
18371 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
18372
fa1591cb
RK		 18373 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
18374 not specified.
18375
12e85a0e
R		 18376Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
18377
18378 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
18379 depends on TARGET_SHMEDIA, not TARGET_SH5.
18380
1ab3e58a
HPN		 183812002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
18382
18383 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
18384 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
18385
18778292
R		 18386Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
18387
18388 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
18389 no r0 clobber.
18390
9002507c
AS		 183912002-04-12 Andreas Schwab <schwab@suse.de>
18392
18393 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
18394
9be40833
RH		 183952002-04-12 Richard Henderson <rth@redhat.com>
18396
18397 PR bootstrap/4191
18398 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
18399
18400 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
18401 modes spanning multiple hard regs.
46468cd9 18402
9be40833
RH		 18403 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
18404
3d9268b6
JDA		 184052002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
18406
18407 * pa.c (pa_output_function_prologue): Don't accumulate the total
18408 number of code bytes when using TARGET_64BIT, or gas, SOM and not
18409 the portable runtime.
18410 (output_deferred_plabels): Handle 64bit plabels.
18411 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
18412 generating pic code using the GAS assembler for object formats that
18413 are not SOM (ie., ELF32 and ELF64).
18414 (output_millicode_call): Check attribute type if attribute length is 28.
18415 Likewise use $PIC_pcrel$0. Only call get_attr_length and
18416 dbr_sequence_length once.
18417 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
18418 dbr_sequence_length once.
18419 * pa.h (TARGET_SOM): Define if not defined.
18420 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
18421 with GAS and not SOM.
18422 (jump, call_internal_reg, call_value_internal_reg): Likewise.
18423 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
18424
d360fd18
DB		 184252002-04-11 David O'Brien <obrien@FreeBSD.org>
18426
18427 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
18428 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
18429 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
18430 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
18431 elfos.h and dbxelf.h values are fine now.
18432 * config/i386/freebsd.h, config/alpha/freebsd.h
18433 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
18434
5b8fcab6
DB		 184352002-04-11 David O'Brien <obrien@FreeBSD.org>
18436
18437 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
18438 or set Acpu or Amachine. Reformat.
18439 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
18440 define.
18441 (LINK_SPEC): Do not need to undef.
18442 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
18443 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
18444 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
18445 define.
18446 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
18447 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
18448 (LINK_SPEC): Do not need to undef.
18449 (DONT_USE_BUILTIN_SETJMP): Do not define.
18450 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
18451 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
18452 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
18453 Remove trailing spaces.
18454 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
18455 __ELF__, or set Acpu or Amachine. Reformat.
18456 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
18457 define.
18458
fee42cc1
DB		 184592002-04-11 David O'Brien <obrien@FreeBSD.org>
18460
18461 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
18462 all other *-*-freebsd* targets.
18463
77a403e4
RH		 184642002-04-11 Richard Henderson <rth@redhat.com>
18465
18466 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
18467
cf0005c6
DB		 184682002-04-11 David O'Brien <obrien@FreeBSD.org>
18469
18470 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
18471 Include {cpu}/{cpu}.h thru tm_file.
18472 (alpha*-*-linux*ecoff): Remove target.
18473 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
18474 (LINK_SPEC): Remove, is not OS independent.
18475 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
18476 (LINK_SPEC): Do not need to #undef any longer.
18477 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
18478 any longer.
18479 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
18480 __ELF__.
18481 (LINK_SPEC): Moved here from alpha/elf.h.
18482 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
18483 SUB_CPP_PREDEFINES.
18484 * config/alpha/linux-ecoff.h: Remove.
18485 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
18486 (CPP_SPEC): Define _POSIX_SOURCE as needed.
18487 (CPP_SUBTARGET_SPEC): Do not define.
18488 (LINK_SPEC): Do not need to #undef any longer.
18489 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
18490 * config/alpha/vms.h: Likewise.
18491
9be40833 184922002-04-11 Richard Sandiford <rsandifo@redhat.com>
7825d1cf
RS		 18493
18494 * doc/extend.texi: Remove old claim that typedefs cannot have
18495 an alignment attribute.
18496
010f87c4
JJ		 184972002-04-11 Jakub Jelinek <jakub@redhat.com>
18498
18499 PR optimization/6177
18500 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
18501 bitpos is 0 and bitsize CONCAT size.
18502
578fc63d
JJ		 185032002-04-11 Jakub Jelinek <jakub@redhat.com>
18504
18505 PR c/6223
18506 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
18507
bf9b85ce
DB		 185082002-04-10 David O'Brien <obrien@FreeBSD.org>
18509
18510 * config/alpha/freebsd.h: Minor reformatting.
18511 (CPP_SPEC): Define ELF and add cpp_subtarget.
18512 (ASM_SPEC): No longer needed.
18513
7425707d
RH		 185142002-04-11 Richard Henderson <rth@redhat.com>
18515
18516 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
18517 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
18518 (dimode mem/zero splitter): New.
18519
1a05e874
HPN		 185202002-04-11 Hans-Peter Nilsson <hp@axis.com>
18521
18522 * config/cris/cris.c (cris_override_options): Tweak error message
18523 for PIC not implemented.
18524
18525 * config/cris/cris.h: Tweak comments related to parameter-passing.
18526
18527 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
18528
6f3d0447
RH		 185292002-04-10 Richard Henderson <rth@redhat.com>
18530
18531 * except.c (add_ehl_entry): Allow duplicates after landing pad
18532 creation.
18533
174bf2b1
DE		 185342002-04-10 David Edelsohn <edelsohn@gnu.org>
18535
18536 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
18537
03f10472
TM		 185382002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
18539
18540 * c-decl.c (c_init_decl_processing): Move generation of
18541 decls for g77_integer_type_node and friends from here ...
18542 * c-common.c (c_common_nodes_and_builtins): ... to here.
18543
2f460a0a
UW		 185442002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
18545
18546 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
18547 is only used as frame pointer when frame_pointer_needed is true.
18548
0be5cf85
RE		 185492002-04-10 Richard Earnshaw <rearnsha@arm.com>
18550
18551 PR target/817
18552 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
18553 for the fact that the pool entry uses two words.
18554 (movdf_hard_insn): Similarly. Also, ADR instruction can span
18555 1k bytes.
18556 (movdf_soft_insn): Similarly.
18557 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
18558 for the fact that the pool entry uses three words.
18559
bf6d4777
RS		 185602002-04-10 Richard Sandiford <rsandifo@redhat.com>
18561
18562 * config/mips/mips.c (mips_va_arg): When using the struct version
18563 of the EABI va_list, allow arguments in the register save area to
18564 take up less room than a stack argument.
18565
c2e9dc85
RH		 185662002-04-10 Richard Henderson <rth@redhat.com>
18567
18568 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
18569 if EXPAND_INITIALIZER.
18570
bc8e8e97
RH		 185712002-04-09 Richard Henderson <rth@redhat.com>
18572
18573 * config/alpha/alpha.md (movdi_er_maybe_g): New.
18574 * config/alpha/alpha.c (alpha_expand_mov): Use it.
18575
a6a063b8
AM		 185762002-04-10 Alan Modra <amodra@bigpond.net.au>
18577
18578 PR optimization/6233
18579 * rtlanal.c (pure_call_p): New function.
18580 * rtl.h (pure_call_p): Declare.
18581 * loop.c (prescan_loop): Use it to set has_nonconst_call.
18582 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
18583
7b2e1077
EC		 185842002-04-09 Eric Christopher <echristo@redhat.com>
18585
18586 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
18587 information to .comm directive.
18588
d8a50944
RH		 185892002-04-09 Richard Henderson <rth@redhat.com>
18590
18591 PR c/5078
18592 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
18593
6a58eee9
RH		 185942002-04-09 Richard Henderson <rth@redhat.com>
18595
18596 * basic-block.h (flow_delete_block_noexpunge): Declare.
18597 (expunge_block_nocompact): Declare.
18598 * cfg.c (expunge_block_nocompact): Split out from ...
18599 (expunge_block): ... here.
18600 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
18601 (flow_delete_block_noexpunge): Split out from ...
18602 (flow_delete_block): ... here.
18603 * cfgcleanup.c (delete_unreachable_blocks): Compact while
18604 removing dead blocks.
18605 * except.c (exception_handler_labels): Remove.
18606 (exception_handler_label_map): New.
18607 (struct eh_region): Add aka member.
18608 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
18609 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
18610 (for_each_eh_label, for_each_eh_label_1): New.
18611 (init_eh): Register exception_handler_label_map.
18612 (free_eh_status): Use free_region.
18613 (find_exception_handler_labels): Use the map, not the list.
18614 (remove_exception_handler_label): Likewise.
18615 (maybe_remove_eh_handler): Likewise.
18616 (remove_eh_handler): Use the region aka bitmap.
18617 * except.h (exception_handler_labels): Remove.
18618 (for_each_eh_label): Declare.
18619 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
18620 * loop.c (invalidate_loops_containing_label): New.
18621 (find_and_verify_loops): Use it. Use for_each_eh_label.
18622 * sched-rgn.c (is_cfg_nonregular): Use
18623 current_function_has_exception_handlers.
18624
b47374fa
RH		 186252002-04-09 Richard Henderson <rth@redhat.com>
18626
18627 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
18628 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
18629 Do not return changed status.
18630 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
18631 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
18632 New functions that do return changed status.
18633 * sbitmap.h: Update decls.
18634 * gcse.c, lcm.c: Use _cg functions as needed.
18635
1951818c
R		 18636Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
18637
18638 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
18639 (sh64-*-elf*, sh-*-rtemself*): Likewise.
18640 * config/sh/embed_bb.c: New file.
18641 * config/sh/embed-elf.h: New file.
18642 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
18643 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
18644 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
18645 __PTRDIFF_TYPE__ .
18646 (SUBTARGET_CPP_PTR_SPEC): Don't define.
18647 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
18648 Add subtarget_asm_endian_spec.
18649 (ASM_SPEC): Use subtarget_asm_endian_spec.
18650 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
18651 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
18652 (WCHAR_UNSIGNED): Define.
18653 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
18654 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
18655 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
18656 Fix value.
18657 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
18658 (sh_adjust_cost): Likewise.
18659 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
18660 __PTRDIFF_TYPE__ .
18661 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
18662 (WCHAR_TYPE_SIZE): Likewise.
18663 (ASM_SPEC): Use subtarget_asm_endian_spec.
18664 (SH_ELF_WCHAR_TYPE): #undef/ #define.
18665 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
18666 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
18667 (MAX_WCHAR_TYPE_SIZE): Don't #define .
18668 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
18669 (USER_LABEL_PREFIX): Don't #undef /#define .
18670 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
18671 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
18672 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
18673 (ASM_SPEC): Likewise.
18674 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
18675 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
18676 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
18677 (LIB2FUNCS_EXTRA): Define.
18678 * t-sh64 (LIB2FUNCS_EXTRA): Define.
18679 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
18680 (LIB1ASMFUNCS_CACHE): Define.
18681 (LIB2FUNCS_EXTRA): Redefine empty.
18682
34295799
RH		 186832002-04-08 Richard Henderson <rth@redhat.com>
18684
18685 * reorg.c (get_branch_condition): Use reversed_comparison_code.
18686
e8766a39
SC		 186872002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
18688
18689 * config/m68hc11/larith.asm (__map_data_section): Fix condition
18690 and optimize for size.
18691 (__do_global_ctors): Fix pointer comparison.
18692 (__do_global_dtors): Likewise.
18693
f451b552
DM		 186942002-04-09 David S. Miller <davem@redhat.com>
18695
18696 * config/sparc/sparc.c (sparc_extra_constraint_check): New
18697 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
18698 allow reloading pseudos.
18699 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
18700 * config/sparc/sparc-protos.h: Declare it.
18701
18702 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
18703 unsigned comparison warning.
18704 (output_restore_regs): Mark leaf_function as unused.
18705
1ce7f3c2
RK		 18706Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18707
18708 * expr.c (is_aligning_offset): New function.
18709 (expand_expr, case COMPONENT_EXPR): Call it.
18710
7a31a340
DM		 187112002-04-08 David S. Miller <davem@redhat.com>
18712
18713 PR target/6082
18714 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
18715
981f6289 18716 Make init_priority work on SPARC when using GNU ld.
7a31a340
DM		 18717 * config/sparc/linux.h, config/sparc/linux64.h,
18718 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
18719 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
18720 * config/sparc/sol2-gld.h: New file to do the same.
18721 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
18722 sparc/sol2-gld.h to tm_file.
18723
18724 PR optimization/4328
18725 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
18726 * doc/md.texi: Document it.
18727 * config/sparc/sparc.md (movdi_insn_sp64_novis,
18728 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
18729 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
18730 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
18731 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
18732
11579f33
AJ		 187332002-04-08 Andreas Jaeger <aj@suse.de>
18734
18735 * stmt.c (expand_asm_operands): Revert last patch from Richard
18736 Henderson.
18737
b57215d9
GP		 187382002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
18739
18740 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
18741 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
18742
187432002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
18744
18745 * doc/contrib.texi (Contributors): Add David O'Brien.
18746
534d0cc0
AM		 187472002-04-08 Alan Modra <amodra@bigpond.net.au>
18748
18749 * configure.in (auto-build.h): Use target_alias and build_alias
18750 when running configure.
18751 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
18752 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
18753 * configure: Regenerate.
18754
19fe522a
DM		 187552002-04-07 David S. Miller <davem@redhat.com>
18756
18757 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
18758
bf2d0b8e
JDA		 187592002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
18760
18761 PR 5933
18762 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
18763 generating 32-bit pic code.
18764
477cdac7
JT		 187652002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
18766
18767 * cppinit.c (cpp_create_reader): Initialize
18768 discard_comments_in_macro_exp.
18769 (COMMAND_LINE_OPTIONS): Add "-CC" option.
18770 (cpp_handle_option): Handle "-CC" option.
18771 * cpplex.c (save_comment): If saving a C++ comment in
18772 a directive, convert it to a C comment.
18773 (_cpp_lex_direct): Pass second comment start character to
18774 save_comment to indicate comment type.
18775 * cpplib.c (_cpp_handle_directive): If processing
18776 a "#define" directive and discard_comments_in_macro_exp
18777 is false, re-enable saving of comments.
18778 (lex_macro_node): If discard_comments_in_macro_exp is false,
18779 discard any comments before the macro identifier.
18780 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
18781 member.
18782 * cppmacro.c (cpp_get_token): If expanding a macro while
18783 processing a directive, discard any comments we might encounter.
18784 (parse_params): If discard_comments_in_macro_exp is false,
18785 ignore comments in the macro parameter list.
18786 * gcc.c (cpp_unique_options): Add "-CC" option.
18787 (option_map): Map "--comments-in-macros" to "-CC".
18788 * doc/cppopts.texi: Document "-CC" option.
18789 * f/lang-specs.h: Add "-CC" option.
18790 * testsuite/gcc.dg/cpp/maccom1.c: New test.
18791 * testsuite/gcc.dg/cpp/maccom2.c: New test.
18792 * testsuite/gcc.dg/cpp/maccom3.c: New test.
18793 * testsuite/gcc.dg/cpp/maccom4.c: New test.
18794 * testsuite/gcc.dg/cpp/maccom5.c: New test.
18795 * testsuite/gcc.dg/cpp/maccom6.c: New test.
18796
f1526122
JDA		 187972002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
18798
18799 PR middle-end/6180
18800 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
18801
b1896e61
MM		 188022002-04-06 Mark Mitchell <mark@codesourcery.com>
18803
0154eaa8
MM		 18804 PR c++/5571
18805 * stor-layout.c (layout_decl): Reset the RTL for the decl.
18806
b1896e61
MM		 18807 PR opt/5120
18808 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
18809 RTX_UNCHANGING_P for the functions arguments when a tail call
18810 is made.
18811
b0148884
JM		 188122002-04-06 Jason Merrill <jason@redhat.com>
18813
18814 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
18815 (parse_options_and_default_flags): Set them appropriately.
18816 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
18817
392fc5b0
HPN		 188182002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
18819
18820 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
18821 here.
18822
18823 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
18824 semicolon.
18825
18826 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
18827 types come in by-reference. Fix typo in comment.
18828
2d69e3cb
DM		 188292002-04-05 David S. Miller <davem@redhat.com>
18830
18831 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
18832 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
18833 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
18834 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
18835
188362002-04-05 David S. Miller <davem@redhat.com>
18837
18838 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
18839 are not going to emit return instructions, emit at least a nop
18840 for the sake of sane backtraces.
18841
5f9fb0e3
RH		 188422002-04-05 Richard Henderson <rth@redhat.com>
18843
18844 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
18845
49f37a0d
JJ		 188462002-04-05 Jakub Jeilnek <jakub@redhat.com>
18847
18848 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
18849
974a3101
AO		 188502002-04-05 Alexandre Oliva <aoliva@redhat.com>
18851
18852 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
18853 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
18854 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
18855
2e04a694
AS		 188562002-04-05 Andreas Schwab <schwab@suse.de>
18857
a40179bd 18858 * c-convert.c: Include c-common.h.
2e04a694
AS		 18859 * Makefile.in (c-convert.o): Updated.
18860
1f785b7c
JJ		 188612002-04-05 Jakub Jelinek <jakub@redhat.com>
18862
18863 * mklibgcc.in: Use separate libgcc.map for each multilib.
18864 * Makefile.in (distclean): Don't remove libgcc.map here.
18865
4d2fb38b
JJ		 188662002-04-05 Jakub Jelinek <jakub@redhat.com>
18867
18868 * Makefile.in (s-mlib): Handle --disable-multilib by separate
18869 genmultilib invocation.
18870
bb63e5a0
RS		 188712002-04-04 Richard Sandiford <rsandifo@redhat.com>
18872
18873 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
18874 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
18875 to num_gprs for symmetry.
18876 * config/mips/mips.c: Adjust accordingly.
18877
8ab80eaa
NB		 188782002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
18879
18880 * c-common.c (truthvalue_conversion): Rename, update.
18881 * c-common.h (c_common_truthvalue_conversion): New.
18882 * c-convert.c (convert): Update.
18883 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
18884 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
18885 * c-typeck.c (build_binary_op, build_unary_op,
18886 build_conditional_expr): Update.
18887 * fold-const.c (constant_boolean_node, fold): Use langhook.
18888 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
18889 * langhooks.h (struct lang_hooks): New hook.
18890 * stmt.c (expand_decl_cleanup): Use langhook.
18891 * tree.h (truthvalue_conversion): Remove.
18892objc:
18893 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
18894
a2e9374a
AM		 188952002-04-05 Alan Modra <amodra@bigpond.net.au>
18896
18897 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
18898 Add rules to make null object file.
18899
64d08263
JB		 189002002-04-04 Jim Blandy <jimb@redhat.com>
18901
18902 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
18903 macro formal parameter names.
18904
aa7634dd
DM		 189052002-04-04 David S. Miller <davem@redhat.com>
18906
18907 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
18908
ecc114f7
RH		 189092002-04-04 Richard Henderson <rth@redhat.com>
18910
18911 PR middle-end/5099
18912 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
18913 Support copies into and out of memory. Don't accept allows_reg
18914 and allows_mem as gospel.
18915
c4484b8f
RH		 189162002-04-04 Richard Henderson <rth@redhat.com>
18917
18918 PR opt/6165
18919 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
18920 (write_dependence_p): Likewise.
18921
39002160
RH		 189222002-04-04 Richard Henderson <rth@redhat.com>
18923
18924 * predict.c (estimate_bb_frequencies): Do frequency calculation
18925 with a volatile temporary.
18926
f53ebe71
UW		 189272002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
18928
18929 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
18930
15e0ecab
JJ		 189312002-04-04 Jakub Jelinek <jakub@redhat.com>
18932
18933 PR c++/6119
18934 * final.c (final_start_function): Don't bump profile_label_no here...
18935 (final_end_function): ...but here.
18936
ffd386b0
JJ		 189372002-04-04 Jakub Jelinek <jakub@redhat.com>
18938
18939 * config/sparc/sparc.md (pic): New attribute.
18940 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
18941 into stack slots.
18942 (split after do_builtin_setjmp_setup): New.
18943
8b156b3e
JJ		 189442002-04-04 Jakub Jelinek <jakub@redhat.com>
18945
18946 PR fortran/6106
18947 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
18948 change.
18949
014c0998
JJ		 189502002-04-04 Jakub Jelinek <jakub@redhat.com>
18951
18952 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
18953 UNITS_PER_WORD for zero sized aggregates.
18954
4d8611d9
DM		 189552002-04-03 David S. Miller <davem@redhat.com>
18956
18957 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
18958 one-character spec for this, just use %(link_gcc_c_sequence).
18959
b03ad99d
DM		 189602002-04-03 David S. Miller <davem@redhat.com>
18961
18962 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
18963 handling.
18964
823fbbce
JDA		 189652002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
18966
18967 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
18968 (DWARF_FRAME_RETURN_COLUMN): Move.
18969 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
18970 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
18971 * pa.c (except.h, predict.h): Include.
18972 (FRP): Delete.
18973 (store_reg_modify, set_reg_plus_d): Revise prototypes.
18974 (output_ascii): Add cast.
18975 (store_reg_modify): Revise to add frame notes.
18976 (set_reg_plus_d): Likewise.
18977 (compute_frame_size): Include space for eh data registers in frame if
18978 the current function calls eh_return.
18979 (hppa_expand_prologue): Ensure register %r2 is saved if the current
18980 function calls eh_return. Save eh data registers if the current
18981 function calls eh_return. Fix code to add frame notes. Emit
18982 blockage to prevent insns with frame notes being scheduled in the
18983 delay slot of calls.
18984 (hppa_expand_epilogue): Restore eh data registers and do final stack
18985 adjustment if the current function calls eh_return. Don't add frame
18986 notes.
18987 (output_call): Revise for change in length of call insn. Don't do
18988 return pointer adjustment for an unconditional jump in the delay slot
18989 of a call when using frame notes.
18990 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
18991 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
18992 (ARG_POINTER_CFA_OFFSET): Define.
18993 * pa.md (return_external_pic): New pattern.
18994 (prologue): Correct formatting. Use return_external_pic if current
18995 function calls eh_return.
18996 (call_internal_symref, call_value_internal_symref,
18997 sibcall_internal_symref, sibcall_value_internal_symref): Change default
18998 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
18999 respectively.
19000 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
19001
19002 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
19003 list of targets to check using "nop" insn.
19004 * configure: Rebuilt.
19005
4078e224
AM		 190062002-04-04 Alan Modra <amodra@bigpond.net.au>
19007
19008 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
19009
bbd7687d
DM		 190102002-04-03 David S. Miller <davem@redhat.com>
19011
19012 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
19013 library sequence passed to the linker.
19014 (LINK_COMMAND_SPEC): Use it.
19015 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
19016 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
19017 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
19018
659e5a7a
JM		 190192002-04-03 Jason Merrill <jason@redhat.com>
19020
19021 * except.c (struct eh_status): Remove protect_list.
19022 (begin_protect_partials, end_protect_partials): Remove.
19023 (add_partial_entry): Remove.
19024 * except.h: Remove prototypes.
19025
19026 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
19027 expand_decl_cleanup_eh.
19028
19029 PR c++/5636
19030 * tree.h (CLEANUP_EH_ONLY): New macro.
19031 * stmt.c (expand_decl_cleanup_eh): New fn.
19032 (expand_cleanups): Check CLEANUP_EH_ONLY.
19033 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
19034 Use expand_decl_cleanup_eh.
19035 (expand_stmt): Adjust.
19036 * c-common.h: Adjust prototype.
19037
053d3344
HPN		 190382002-04-04 Hans-Peter Nilsson <hp@axis.com>
19039
19040 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
19041 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
19042 (cris_target_asm_function_epilogue): Ditto.
19043 (cris_initial_frame_pointer_offset): Ditto.
19044 (cris_simple_epilogue): Ditto.
19045 (cris_expand_builtin_va_arg): Variable-size types come in
19046 by-reference.
19047
61ab5260
DM		 190482002-04-03 David S. Miller <davem@redhat.com>
19049
19050 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
19051 little-endian.
19052 (set_fast_math): Correct 'fsr' type.
19053
ef4f94ac
RH		 190542002-04-03 Richard Henderson <rth@redhat.com>
19055
36c2272c 19056 PR opt/3569
ef4f94ac
RH		 19057 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
19058 * toplev.c (check_global_declarations): Use it.
19059 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
19060 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
19061 (LANG_HOOKS_DECLS): Add it.
19062 * langhooks.c (lhd_warn_unused_global_decl): New.
19063 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
19064 * c-objc-common.c (c_warn_unused_global_decl): New.
19065 * c-tree.h (c_warn_unused_global_decl): Declare.
19066 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
19067
599bba86
NB		 190682002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
19069
19070 * langhooks-def.h (lhd_set_decl_assembler_name,
19071 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
19072 (LANG_HOOKS_INITIALIZER): Update.
19073 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
19074 * langhooks.h (struct lang_hooks): New hook.
19075 * tree.c (set_decl_assembler_name): Move to langhooks.c.
19076 (lang_set_decl_assembler_name): Remove.
19077 (init_obstacks): Don't set hook.
19078 (decl_assembler_name): New function.
19079 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
19080 (decl_assembler_name): New.
19081 (lang_set_decl_assembler_name): Remove.
19082
cf7b8b0d
JJ		 190832002-04-03 Jakub Jelinek <jakub@redhat.com>
19084
19085 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
19086 works properly with .hidden symbols.
19087 * configure: Rebuilt.
19088 * config.in: Rebuilt.
19089 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
19090 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
19091 properly with .hidden symbols.
19092
faf6db38
JJ		 190932002-04-03 Jakub Jelinek <jakub@redhat.com>
19094
19095 PR middle-end/6102
19096 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
19097 USE argument.
19098
68c17f30
RH		 190992002-04-03 Richard Henderson <rth@redhat.com>
19100
19101 PR opt/4120
19102 * sched-rgn.c (sets_likely_spilled): New.
19103 (sets_likely_spilled_1): New.
19104 (add_branch_dependences): Use it.
19105
6584b4aa
RH		 191062002-04-02 Richard Henderson <rth@redhat.com>
19107
19108 PR opt/4311
19109 * loop.h (LOOP_FIRST_PASS): New.
19110 * loop.c (strength_reduce): Mind it when deciding to unroll.
19111 * toplev.c (rest_of_compilation): Set it.
19112
0acf409f
DM		 191132002-04-02 David S. Miller <davem@redhat.com>
19114
19115 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
19116 mems_ok_for_ldd_peep when the order of the loads being examined
19117 is reversed.
19118 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
19119 existing comment to increase comprehension of this situation.
19120
85654444
ZW		 191212002-04-02 Zack Weinberg <zack@codesourcery.com>
19122
19123 * config/sh/sh.md: Don't use union real_extract.
19124
543828ca
RH		 191252002-04-02 Richard Henderson <rth@redhat.com>
19126
19127 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
19128
39ed301b
DB		 191292002-04-02 David O'Brien <obrien@FreeBSD.org>
19130
19131 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
19132 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
19133 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
19134 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
19135 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
19136 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
19137 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
19138 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
19139 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
19140 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
19141 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
19142 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
19143 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
19144 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
19145 Include as many configury headers via tm_file as possible. This
19146 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
19147 * config/openbsd-oldgas.h: New file.
19148 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
19149 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
19150 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
19151 config/i386/i386-coff.h, config/i386/i386-interix.h,
19152 config/i386/iscdbx.h, config/i386/linux-aout.h,
19153 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
19154 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
19155 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
19156 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
19157 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
19158 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
19159 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
19160 config/i386/vxi386.h: Do not directly include configury headers.
19161 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
19162 Directly include configury headers that are no longer automatically
19163 included by the above headers.
19164 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
19165 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
19166 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
19167 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
19168 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
19169 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
19170 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
19171 (TARGET_VERSION): Define.
19172 * config/i386/beos-elf.h, config/i386/freebsd.h,
19173 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
19174 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
19175 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
19176 config/i386/sco5.h, config/i386/sysv4.h
19177 (TARGET_VERSION): Do not need to protect.
19178 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
19179 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
19180 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
19181 config/i386/i386-interix.h, config/i386/linux-aout.h,
19182 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
19183 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
19184 (YES_UNDERSCORES): Do not define - not needed.
19185 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
19186 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
19187 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
19188 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
19189 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
19190 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
19191 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
19192 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
19193
9432c136
EB		 191942002-04-02 Eric Botcazou <ebotcazou@multimania.com>
19195 Richard Henderson <rth@redhat.com>
19196
19197 PR c/5484
19198 * function.c (assign_temp): Accept either type or decl argument.
19199 Detect variables whose size is too large to fit into an integer.
19200 * stmt.c (expand_decl): Pass the decl, not the type.
19201
058b1275
DB		 192022002-04-02 David O'Brien <obrien@FreeBSD.org>
19203
19204 * protoize.c: Match include directory usage with cppdefault.c.
19205
5add6d1a 192062002-04-03 Jeffrey A Law (law@redhat.com)
9be40833 19207 Hans-Peter Nilsson <hp@bitrange.com>
5add6d1a
JL		 19208
19209 * combine.c (simplify_comparison): Avoid narrowing a comparison
19210 with a paradoxical subreg when doing so would drop signficant bits.
19211
1e533e4b
SE		 192122002-04-02 Steve Ellcey <sje@cup.hp.com>
19213
19214 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
19215 if POINTERS_EXTEND_UNSIGNED is defined.
19216
7a145e92
RH		 192172002-04-02 Richard Henderson <rth@redhat.com>
19218
19219 PR opt/3967
19220 * local-alloc.c (contains_replace_regs): LO_SUM may contain
19221 replace regs.
19222
3a079822
RH		 192232002-04-02 Richard Henderson <rth@redhat.com>
19224
19225 * doc/standards.texi: Document required freestanding libc entry points.
19226
c94ccb87
AM		 192272002-04-02 Alan Modra <amodra@bigpond.net.au>
19228
19229 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
19230 associated splitter. Remove MQ constraint.
19231 (ctrdi_internal4): Correct CCmode clobber.
19232
fe660a1a
JDA		 192332002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
19234
19235 * milli64.S ($$dyncall): New function.
19236 * t-linux (LIB1ASMFUNCS): Revise module list.
19237 (LIB1ASMSRC): Use pa/milli64.S.
19238
eadc0202
RH		 192392002-04-02 Richard Henderson <rth@redhat.com>
19240
19241 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
19242 rename solaris_sys_varargs_h.
19243
a1471322
RK		 19244Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19245
19246 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
19247 the same mode as its component.
19248
c8b94768
RH		 192492002-04-02 Richard Henderson <rth@redhat.com>
19250
19251 PR opt/190
19252 * final.c (this_is_asm_operands): Export.
19253 * output.h (this_is_asm_operands): Declare.
19254 * config/i386/i386.c (print_operand): Error odd asm operands.
19255
161eb4fc
RH		 192562002-04-02 Richard Henderson <rth@redhat.com>
19257
19258 PR opt/420
19259 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
19260
b88a94c6
RH		 192612002-04-01 Richard Henderson <rth@redhat.com>
19262
19263 PR target/1538
19264 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
19265 * fixinc/fixincl.x: Rebuild.
19266
72e32876
RH		 192672002-04-01 Richard Henderson <rth@redhat.com>
19268
19269 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
19270 (atomic_alloc, atomic_free): New.
19271 (SIZE, MASK_FOR, PTR_IN): New.
19272 (emergency_reg_state, emergency_reg_state_free): New.
19273 (emergency_labeled_state, emergency_labeled_state_free): New.
19274 (reg_state_alloced, labeled_state_alloced): New.
19275 (alloc_reg_state, free_reg_state): New.
19276 (alloc_label_state, free_label_state, free_label_states): New.
19277 (push, pop, dup_state_stack, free_state_stack): Use them.
19278 (desc_label_state): Likewise.
19279 (uw_frame_state_for): Free label states and state stack.
19280 (uw_update_reg_address): Eliminate warnings.
19281
84d76074
VM		 192822002-04-01 Vladimir Makarov <vmakarov@redhat.com>
19283
19284 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
9be40833 19285 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
84d76074 19286
dffd7eb6
NB		 192872002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
19288
19289 * c-decl.c (grokdeclarator): Update.
19290 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
19291 * c-tree.h (c_mark_addressable): New.
19292 * c-typeck.c (default_function_array_conversion, build_unary_op,
19293 build_array_ref, convert_for_assignment): Update.
19294 (mark_addressable): Rename.
19295 * calls.c (try_to_integrate, expand_call): Use langhook.
19296 * expr.c (expand_expr): Use langhook.
19297 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
19298 * langhooks.h (struct lang_hooks): New hook.
19299 * stmt.c (expand_asm_operands): Use langhook.
19300 * tree.h (mark_addressable): Remove.
19301objc:
19302 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
19303
544ef5b5
BW		 193042002-04-01 Bob Wilson <bob.wilson@acm.org>
19305
9be40833
RH		 19306 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
19307 in previous change.
544ef5b5 19308
bcf88f9b
BW		 193092002-04-01 Bob Wilson <bob.wilson@acm.org>
19310
19311 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
19312 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
19313
ceef8ce4
NB		 193142002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
19315
19316 * c-common.c (unsigned_conversion_warning, convert_and_check,
19317 unsigned_type, signed_type, shorten_compare,
19318 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
19319 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
19320 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
19321 New.
19322 * c-decl.c (grokdeclarator): Update.
19323 * c-format.c (check_format_types): Update.
19324 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
19325 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
19326 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
19327 * convert.c (convert_to_integer): Use new hooks.
19328 * expmed.c (make_tree): Use new hooks.
19329 * expr.c (store_expr): Use new hooks.
19330 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
19331 all_ones_mask_p, unextend, fold): Use new hooks.
19332 * langhooks.h (struct lang_hooks_for_types): New hooks.
19333 * tree.h (signed_or_unsigned_type, signed_type,
19334 unsigned_type): Remove.
19335objc:
19336 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
19337 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
19338
1d9ad0e0
RH		 193392002-03-31 Richard Henderson <rth@redhat.com>
19340
19341 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
19342 (desc_frgr_mem): Fix reference to f16-f31.
19343
d544bc39
KG		 193442002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19345
19346 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
19347 RTVEC_ELT): Const-ify.
d8750784
KG		 19348 * varray.h (VARRAY_CHECK): Const-ify.
19349 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
19350 ggc_mark_rtvec, ggc_mark): Const-ify.
d544bc39 19351
b18101c7
NB		 193522002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
19353
19354 * diagnostic.c: Include langhooks-def.h.
19355 * Makefile.in (diagnostic.o): Update.
19356
48a7a235
NB		 193572002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
19358
19359 * c-common.c (c_unsafe_for_reeval): Rename.
19360 * c-common.h (c_unsafe_for_reeval): Rename.
19361 * c-decl.c (finish_incomplete_decl): Rename.
19362 (c_init_decl_processing): Don't set langhook.
19363 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
19364 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
19365 * c-objc-common.c (c_objc_common_init): Don't set langhook.
19366 * c-tree.h (finish_incomplete_decl): Rename.
19367 * langhooks-def.h (lhd_unsafe_for_reeval): New.
19368 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
19369 (LANG_HOOKS_INITIALIZER): Update.
19370 * langhooks.c (lhd_unsafe_For_reeval): New.
19371 * langhooks.h (struct langhooks): New hooks.
19372 * toplev.c (incomplete_decl_finalize_hook): Remove.
19373 (wrapup_global_declarations): Update.
19374 * tree.c (lang_unsafe_for_reeval): Remove.
19375 (unsafe_for_reeval): Update.
19376 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
19377 Remove.
19378objc:
19379 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
19380 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
19381
7cb32822
NB		 193822002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
19383
19384 * diagnostic.c (print_error_function): Remove.
19385 (default_print_error_function): Rename.
19386 (report_error_function): Update.
19387 * diagnostic.h (print_error_function): Remove.
19388 (default_print_error_function): Remove.
19389 * langhooks-def.h (struct diagnostic_context): Predeclare.
19390 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
19391 (LANG_HOOKS_INITIALIZER): Update.
19392 * langhooks.h (struct diagnostic context): Predeclare.
19393 (struct lang_hooks): New hook.
19394
1db02437
FS		 193952002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
19396
19397 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
19398 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
19399 !flag_pic.
19400 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
19401 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
19402 of PIC_OFFSET_TABLE_REGNUM thruout.
19403 * config/rs6000/rs6000.md: Likewise.
19404 * config/rs6000/darwin.h: Likewise.
19405
3bf1e984
RK		 19406Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19407
19408 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
19409 unsigned HOST_WIDE_INT, not unsigned int.
19410
0864c526
JJ		 194112002-03-31 Jakub Jelinek <jakub@redhat.com>
19412
19413 PR middle-end/6096, middle-end/6098, middle-end/6099
19414 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
19415 CODE_LABELs.
19416 (fill_slots_from_thread): Likewise.
19417
105b2084
JJ		 194182002-03-31 Jakub Jelinek <jakub@redhat.com>
19419
19420 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
19421 floating fields in float regs.
19422 (function_arg_record_value_2): Likewise.
19423
db08fddf
HPN		 194242002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
19425
19426 * config/mmix/mmix.md (define_constants): Remove misleading
19427 FIXME. Add MMIX_fp_rO_OFFSET.
19428 ("nonlocal_goto_receiver"): Don't have stack-frame address of
19429 saved rO as part of the pattern. Remove FIXME.
19430 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
19431 here, at output-time.
19432
4f31cce8
JJ		 194332002-03-31 Jakub Jelinek <jakub@redhat.com>
19434
19435 PR middle-end/6100
19436 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
19437 REG_BR_PRED.
19438 (output_v9branch): Likewise.
19439
ba2b7435
AO		 194402002-03-31 Alexandre Oliva <aoliva@redhat.com>
19441
19442 * gcc.c: Revert previous patch for now.
19443 * config/i386/djgpp.h: Likewise.
19444
aa66aa5f 194452002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
8f840f57
HPN		 19446
19447 * config/mmix/crti.asm (_init): Register _fini with atexit.
19448 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
19449
41ba8a20
RH		 194502002-03-31 Richard Henderson <rth@redhat.com>
19451
19452 PR target/3997
19453 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
19454 (ASM_OUTPUT_DEF_FROM_DECLS): New.
19455
adc186ef
RH		 194562002-03-31 Richard Henderson <rth@redhat.com>
19457
19458 * libgcc2.c (__bb_exit_func): Make static.
19459
9be40833 19460 * config/alpha/alpha.md (trap): New.
a7648399 19461
9602f5a0
RH		 194622002-03-31 Richard Henderson <rth@redhat.com>
19463
19464 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
19465 promoted argument types; build trap.
19466 (expand_builtin_trap): New.
19467 (expand_builtin): Use it.
19468 * stmt.c (expand_nl_goto_receivers): Likewise.
19469 * expr.h (expand_builtin_trap): Declare.
19470 * libfuncs.h (LTI_abort, abort_libfunc): New.
19471 * optabs.c (init_optabs): Init abort_libfunc.
19472
1a0a7539
AO		 194732002-03-31 Alexandre Oliva <aoliva@redhat.com>
19474
19475 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
19476 (LINK_COMMAND_SPEC): ... from here.
7b2e1077 19477 (init_gcc_specs): Duplicate it here too, omitting
1a0a7539
AO		 19478 shared_name in the second copy.
19479 (init_spec): Test for duplicate
19480 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
19481
b5de1a27
DM		 194822002-03-30 David S. Miller <davem@redhat.com>
19483
19484 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
19485 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
19486
78414d74 194872002-03-30 Roger Sayle <roger@eyesopen.com>
9be40833 19488 Richard Henderson <rth@redhat.com>
78414d74 19489
9be40833
RH		 19490 * regmove.c (combine_stack_adjustments_for_block): Avoid
19491 emitting a stack adjustment of zero bytes. Let delete_insn
19492 update bb->head.
78414d74 19493
33074e5f
RH		 194942002-03-30 Richard Henderson <rth@redhat.com>
19495
19496 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
19497 (sparc_emitting_epilogue): New.
19498 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
19499 * config/sparc/sparc-protos.h: Update.
19500 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
19501 (TARGET_SWITCHES): Update.
19502 * config/sparc/sparc.md (return): Remove.
19503 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
19504 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
19505 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
19506 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
19507 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
19508 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
19509 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
19510 Remove MASK_EPILOGUE.
19511 * doc/invoke.texi: Update.
19512
606cc056
DB		 195132002-03-30 Daniel Berlin <dan@dberlin.org>
19514
19515 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
19516 CPP will start the file for us.
7b2e1077 19517
bdbe5b8d
RH		 195182002-03-30 Richard Henderson <rth@redhat.com>
19519
19520 PR target/5446
19521 * config/ia64/ia64.c (group_barrier_needed_p): Special case
19522 prologue_allocate_stack.
19523 (ia64_single_set): Use insn codes for recognition of special
19524 cases, not rtl matching.
19525 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
19526
4ab95d82
JH		 19527Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
19528
19529 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
19530
89a8b315
RH		 195312002-03-30 Richard Henderson <rth@redhat.com>
19532
19533 PR target/6032
19534 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
19535 or -fomit-frame-pointer with profiling.
19536 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
19537 (FUNCTION_PROFILER): Do nothing.
19538 (PROFILE_HOOK): New.
19539 * config/sparc/sparc.c (sparc_override_options): Don't check
19540 code models for profiling.
19541 (sparc_function_profiler): Remove.
19542 (sparc_profile_hook): New.
19543 * config/sparc/sparc-protos.h: Update.
19544
30984c57
JJ		 195452002-03-30 Jakub Jelinek <jakub@redhat.com>
19546
19547 PR optimization/6086
19548 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
19549 of SUBREG of volatile MEM or because the MEM was mode dependent,
19550 return CLOBBER instead of unmodified SUBREG.
19551
1540f9eb
JH		 19552Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
19553
89a8b315
RH		 19554 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
19555 when not optimizing.
1540f9eb
JH		 19556
19557 * toplev.c (rest_of_compilation): Cann mark_constant_function
19558 only when optimizing.
19559
89a8b315
RH		 19560 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
19561 are NULL.
1540f9eb
JH		 19562
19563 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
19564 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
19565 (try_optimize_cfg): clear all AUX fields.
19566
19567 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
19568 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
19569 (ix86_address_cost): Be prepared for SUBREGed registers.
19570 (legitimate_address_p): Accept SUBREGed registers.
19571
70d95bac
RH		 195722002-03-29 Richard Henderson <rth@redhat.com>
19573
19574 PR target/5672
19575 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
19576
d3294cd9
FS		 195772002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
19578
19579 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
19580 for aggregate and TFmode types.
19581
a106c875
HPN		 195822002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
19583
19584 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
19585
7d7a5d6f
RH		 195862002-03-29 Richard Henderson <rth@redhat.com>
19587
6e2d670b 19588 PR target/5886
7d7a5d6f
RH		 19589 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
19590 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
19591
30c99a84
RH		 195922002-03-29 Richard Henderson <rth@redhat.com>
19593
6e2d670b 19594 PR target/6041
30c99a84
RH		 19595 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
19596 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
19597 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
19598 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
19599 conditional.
19600 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
19601
02a566dc
DJ		 196022002-03-29 Dale Johannesen <dalej@apple.com>
19603
19604 * loop.c (combine_movables): Do allow combination of pseudos.
19605
bc3a44db
LR		 196062002-03-29 Loren J. Rittle <ljrittle@acm.org>
19607
19608 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
19609 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
19610 No functional change except ...
19611 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
19612 * doc/install.texi (*-*-freebsd*): Document port configuration.
19613
b0c48229
NB		 196142002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
19615
19616 * Makefile.in (convert.o, calls.o, expmed.o): Update.
19617 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
19618 Use new hooks.
19619 * builtin-types.def (BT_PTRMODE): Update.
19620 * c-common.c (type_for_size): Rename c_common_type_for_size.
19621 (type_for_mode): Similarly.
19622 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
19623 Use new hook.
19624 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
19625 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
19626 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
19627 Redefine.
19628 * c-typeck.c (common_type, comptypes, default_conversion):
19629 Use new hooks.
19630 * calls.c: Include langhooks.h.
19631 (emit_library_call_value_1): Use new hooks. Avoid redundant
19632 calls.
19633 * convert.c: Include langhooks.h
19634 (convert_to_pointer, convert_to_integer): Use new hooks.
19635 * except.c (init_eh): Similarly.
19636 * expmed.c: Include langhooks.h.
19637 (expand_mult_add): Use new hooks.
19638 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
19639 try_casesi): Similarly.
19640 * fold-const.c (optimize_bit_field_compare, make_range,
19641 decode_field_reference, fold_truthop, fold): Similarly.
19642 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
19643 put_var_into_stack): Similarly.
19644 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
19645 LANG_HOOKS_TYPE_FOR_SIZE): New.
19646 (LANG_HOOKS_TYPES_INITIALIZER): Update.
19647 * langhooks.h (lang_hooks_for_types): New hooks.
19648 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
19649 * tree.c (get_unwidened, get_narrower): Similarly.
19650 * tree.h (type_for_mode, type_for_size): Remove.
19651 * varasm.c (force_const_mem): Use new hooks.
19652 * utils2.c (nonbinary_modular_operation): Update.
19653objc:
19654 * objc-act.c (handle_impent): Update.
19655 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
19656 Redefine.
19657
e206a74f
SE		 196582002-03-29 Steve Ellcey <sje@cup.hp.com>
19659
19660 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
19661 * config/ia64/ia64.c (basereg_operand): New.
19662 * config/ia64/ia64-protos.h (basereg_operand): Declare.
19663 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
19664
7d9b6378
HPN		 196652002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
19666
19667 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
19668 unwind information when frame_pointer_needed.
19669 (mmix_assemble_integer): Tweak wording in comment.
19670
f1e639b1
NB		 196712002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
19672
19673 * Makefile.in (except.o): Update.
19674 * except.c: Include langhooks.h.
19675 (init_eh): Use langhook.
19676 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
19677 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
19678 (LANG_HOOKS_INITIALIZER): Update.
19679 * langhooks.h (lang_hooks_for_types): New.
19680 (struct lang_hooks): Add it.
19681 * tree.c (make_lang_type_fn, make_lang_type): Remove.
19682 * tree.h (make_lang_type_fn, make_lang_type): Remove.
19683config:
19684 * alpha/alpha.c: Include langhooks.h.
19685 (alpha_build_va_list): Use langhook.
19686 * d30v/d30v.c: Include langhooks.h.
19687 (d30v_build_va_list): Use langhook.
19688 * i386/i386.c: Include langhooks.h.
19689 (ix86_build_va_list): Use langhook.
19690 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
19691 * s390/s390.c: Include langhooks.h.
19692 (s390_build_va_list): Use langhook.
19693 * stormy16/stormy16.c: Include langhooks.h.
19694 (stormy16_build_va_list): Use langhook.
19695
f17f9332
JJ		 196962002-03-29 Jakub Jelinek <jakub@redhat.com>
19697
19698 PR c++/5964
19699 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
19700 attributes.
19701 (length): Compute variable length for branches/calls/jumps here.
19702 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
19703 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
19704 define branch_type attribute.
19705 (divsi3_sp32): Maximum length is 6 not 7.
19706 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
19707 call_address_untyped_struct_value_sp32,
19708 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
19709 * config/sparc/sparc.c (empty_delay_slot): New function.
19710 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
19711 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
19712
0a0440c9
JJ		 197132002-03-29 Jakub Jelinek <jakub@redhat.com>
19714
19715 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
19716 nonzero_bits if not needed.
19717 (nonzero_bits) [XOR]: Likewise.
19718 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
19719 reg_last_set_mode and mode are both MODE_INT, but not equal.
19720 (record_value_for_reg): Compute reg_last_set_nonzero_bits
19721 in nonzero_bits_mode for MODE_INT modes.
19722
c9045f47
RH		 197232002-03-28 Richard Henderson <rth@redhat.com>
19724
19725 PR target/5715
19726 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
19727 to GAS. Correct drift between alternatives.
19728
f8ed1958
RH		 197292002-03-28 Richard Henderson <rth@redhat.com>
19730
19731 PR target/6087
19732 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
19733
54e20385
LR		 197342002-03-28 Alexandre Oliva <aoliva@redhat.com>
19735
19736 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
19737 emulation to the linker.
19738
197392002-03-28 Loren J. Rittle <ljrittle@acm.org>
19740
19741 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
19742 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
19743
8bc52806
JL		 19744Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
19745
19746 * combine.c (simplify_and_const_int): Make sure to apply mask
19747 when force_to_mode returns a constant integer. PR3311.
19748
279dccc5
JDA		 197492002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
19750
19751 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
19752
62aaa62c
GP		 197532002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
19754
19755 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
19756 and Objective-C Dialect Options.
19757
b8de5050
RH		 197582002-03-28 Richard Henderson <rth@redhat.com>
19759
19760 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
19761 comparison should be done vs !=0 not >0 return code. Tidy cases.
19762
619708cc
RH		 197632002-03-28 Richard Henderson <rth@redhat.com>
19764
19765 * c-decl.c (finish_function): New arg can_defer_p. Pass it
19766 on to c_expand_body.
19767 * c-tree.h (finish_function): Update decl.
19768 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
19769
b1d874d7
JH		 19770Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
19771
19772 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
19773
f5eb5fd0
JH		 19774Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
19775
19776 * rtlanal.c: Include flags.h
19777 (may_trap_p): Do not mark FP operations if trapping
19778 if !flag_trapping_math
19779 * Makefile.in (rtlanal.o): Add dependency on flag.h
19780 * ifcvt.c (noce_operand_ok): Avoid the lameness.
19781
81b4c798
ZW		 197822002-03-27 Zack Weinberg <zack@codesourcery.com>
19783
19784 * mips.md: Use dconst1, not 1.0, as first argument of
19785 REAL_VALUE_LDEXP. Don't use union real_extract.
19786
55a2ea2a
AM		 197872002-03-28 Alan Modra <amodra@bigpond.net.au>
19788
19789 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
19790 rather than $target. Heed program_prefix and
19791 program_transform_name. Search for gas in cross-compiler case too.
19792 "test -x" rather than "test -f".
19793 (gcc_cv_ld): Likewise.
19794 (gcc_cv_nm): Heed program_prefix and program_transform_name.
19795 (gcc_cv_objdump): Likewise.
19796 * configure: Regenerate.
19797
7ffb4fd2
NB		 197982002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
19799
19800 * Makefile.in (attribs.o): Update.
19801 * attribs.c: Include langhooks.h.
19802 (decl_attributes): Use langhook.
19803 * c-decl.c (insert_default_attributes): Rename.
19804 * c-tree.h (c_insert_default_attributes): New.
19805 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
19806 (LANG_HOOKS_INITIALIZER): Update.
19807 * langhooks.h (struct lang_hooks): New hook.
19808 * tree.h (insert_default_attributes): Remove.
19809objc:
19810 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
19811
e4dbaed5
AS		 198122002-03-27 Andreas Schwab <schwab@suse.de>
19813
19814 * config/i386/i386.c (classify_argument): Also check for
19815 QUAL_UNION_TYPE.
19816
18b467f1
RO		 198172002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19818
19819 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
19820 any more.
19821
d337d653
JH		 19822Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
19823
19824 * i960.md (ret): Set PC.
19825 (nonlocal_goto): Fix expander.
19826 * builtins.c (epxand_builin_longjmp): Check that we've emitted
19827 some jump or call.
19828
218aa620
JH		 19829Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
19830
19831 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
19832 of libcall regions.
19833
e27a4eaf
ZD		 19834Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19835
19836 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
19837 assigning to BLOCK_FOR_INSN directly.
19838
8a12f34c
JH		 19839Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
19840
19841 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
19842
c9d892a8
NB		 198432002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
19844
19845 * c-common.c (c_expand_expr): Fix prototype.
19846 * c-common.h (c_expand_expr): Always declare, update.
19847 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
19848 * c-objc-common.c (c_objc_common_init): No global hook.
19849 * expr.c (expand_expr): Use langhook.
19850 * expr.h (enum expand_modifier): Conditionally declare.
19851 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
19852 (LANG_HOOKS_INITIALIZER): Update.
19853 * langhooks.c (lhd_expand_expr): New.
19854 * langhooks.h (struct lang_hooks): New hook.
19855 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
19856 (lang_independent_init): Don't default hook.
19857objc:
19858 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
19859
6dad5a56
RH		 198602002-03-27 Richard Henderson <rth@redhat.com>
19861
19862 PR target/6054
19863 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
19864 TARGET_CONST_GP. Simplify conditions.
19865
59f96879
RH		 198662002-03-27 Richard Henderson <rth@redhat.com>
19867
19868 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
19869 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
19870 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
19871
f3f1190d
DS		 198722002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
19873
19874 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
19875 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
19876 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
19877 Remove unnecessary masks.
19878 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
19879 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
19880 -mwindows, -mdll switches and their negations.
19881
31c816cf
NB		 198822002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
19883
19884 * gcc-common.c (lang_mark_false_label_stack): Remove.
19885 * ggc.h (lang_mark_false_label_stack): Similarly.
19886
7b2e1077 198872002-03-26 Vladimir Makarov <vmakarov@redhat.com>
aee8f532
VM		 19888
19889 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
19890
19891 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
19892 or __rtems_ is defined.
19893
1ef9531b
RH		 198942002-03-26 Richard Henderson <rth@redhat.com>
19895
19896 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
19897 if a non-trivial load was emitted.
19898 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
19899 in high+extra+low case.
19900
300d4093
RH		 199012002-03-26 Richard Henderson <rth@redhat.com>
19902
19903 * config.gcc (sparc*-solaris): Use float_format=sparc.
19904
b3689904
RH		 199052002-03-26 Richard Henderson <rth@redhat.com>
19906
19907 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
19908 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
19909 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
19910 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
19911 (WINT_TYPE_SIZE): Fix at 32.
19912
1eefb6c1
RH		 199132002-03-26 Richard Henderson <rth@redhat.com>
19914
19915 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
19916 until after eh landing pad generation.
19917 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
19918 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
19919
361ea006
RH		 199202002-03-26 Richard Henderson <rth@redhat.com>
19921
19922 * expr.h (ADD_PARM_SIZE): One more convert for INC.
19923
1de38a88
PE		 199242002-03-26 Phil Edwards <pme@gcc.gnu.org>
19925
19926 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
19927 and warning switches.
19928 (cc1_options): Likewise.
19929
d7e60e95 199302002-03-26 Hans Boehm <Hans_Boehm@hp.com>
361ea006 19931
d7e60e95
HB		 19932 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
19933 Restore more of the signal context. Set no_reg_stack_frame.
19934 * config/ia64/unwind-ia64.c (unw_state_record):
19935 Add no_reg_stack_frame, comments.
19936 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
19937 (uw_update_context): Adjust bsp when unwinding from leaf,
19938 but not signal frame.
19939
7032923b
DE		 199402002-03-26 David Edelsohn <edelsohn@gnu.org>
19941
19942 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
19943
8be56275
BW		 199442002-03-26 Bob Wilson <bob.wilson@acm.org>
19945
19946 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
19947
56fbb855
RE		 199482002-03-26 Richard Earnshaw <rearnsha@arm.com>
19949
19950 PR target/5621
19951 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
19952 "Add a pool_range attribute", which was lost during the ARM/Thumb
19953 merge.
19954
3437320b
BW		 199552002-03-26 Bob Wilson <bob.wilson@acm.org>
19956
19957 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
19958 a register into the MAC16 accumulator.
19959
173028e5
AC		 199602002-03-26 Andrew Cagney <ac131313@redhat.com>
19961
19962 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
19963 (Warning Options): Document -Wswitch-enum.
19964 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
19965 -Wswitch.
19966 (warn_switch_enum): Define variables.
19967 * flags.h (warn_switch_enum): Declare variables.
19968 * stmt.c (expand_end_case_type): When warn_switch_enum /
19969 -Wswitch-enum, perform switch checks.
19970 Fix PR c/5044.
7b2e1077 19971
e14365a7
RE		 199722002-03-26 Richard Earnshaw <rearnsha@arm.com>
19973
19974 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
19975 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
19976 (reload_muladdsi_compare0_scratch): Delete.
19977
46fc709d
LR		 199782002-03-26 Loren J. Rittle <ljrittle@acm.org>
19979
19980 * doc/install.texi (*-*-freebsd*): Update.
19981
f36dea3c
RH		 199822002-03-26 Richard Henderson <rth@redhat.com>
19983
8e5fe23f
RH		 19984 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
19985 (SUB_PARM_SIZE): Cast DEC to ssizetype.
19986
19987 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
19988 types from the normal argument frame.
19989
f36dea3c
RH		 19990 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
19991 variable sized objects by reference.
19992 (sparc_va_arg): Receive them by reference too.
19993
1447dc69
HP		 199942002-03-26 Hartmut Penner <hpenner@de.ibm.com>
19995
19996 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
7b2e1077 19997 code to not restoring global registers.
1447dc69 19998
4f0ade92
NB		 199992002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
20000
20001 * Makefile.in (ggc-common.o): Update.
20002 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
20003 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
20004 * c-tree.h (c_mark_tree): New.
20005 * ggc-common.c: Include langhooks.h.
20006 (gcc_mark_trees): Use new langhook.
20007 * ggc-callbacks.c: Delete file.
20008 * ggc.h (lang_mark_tree): Remove.
20009 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
20010 (LANG_HOOKS_INITIALIZER): Update.
20011 * langhooks.h (struct lang_hooks): New hook.
20012objc:
20013 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
20014
caba570b
ZW		 200152002-03-25 Zack Weinberg <zack@codesourcery.com>
20016
20017 * doc/cpp.texi: Exclude entire Top node from printed manual.
20018 Move option index after directive index. Insert page breaks
20019 before GFDL and concept index. Index environment variables
20020 with command line options.
20021 * doc/cppenv.texi: Use @vtable for environment variable list.
20022 Add paragraph explaining semantics of empty elements in path
20023 variables. Exclude a cross-reference to Fishkill from the
20024 manpage. Remove an unnecessary cross-reference of the entry
20025 right above the referer. Don't use @anchor in text that goes
20026 into manpage.
20027 * doc/cppopts.texi: Cross-reference the environment variables
20028 section, not the specific environment variable, for consistency.
20029
6b2e80b7
RH		 200302002-03-25 Richard Henderson <rth@redhat.com>
20031
20032 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
20033 anywhere in the block. Don't refer to insns that have been
20034 removed from the chain. Iterate backward through the new insns.
20035 Don't refer to edges that have been removed.
20036
67e469d7
AM		 200372002-03-26 Alan Modra <amodra@bigpond.net.au>
20038
20039 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
20040 test for overflow of constant.
20041
f2356393
RE		 200422002-03-25 Richard Earnshaw <rearnsha@arm.com>
20043
20044 PR target/2623
20045 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
20046 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
20047 these patterns on arm_archv4.
20048
355426ab
DS		 200492002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
20050
20051 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
20052 int".
20053
15e5ad76
ZW		 200542002-03-25 Zack Weinberg <zack@codesourcery.com>
20055
20056 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
20057 float_handled, float_handler, float_signal, set_float_handler,
20058 and do_float_handler. Set handler for SIGFPE to crash_signal.
20059 * toplev.h: Don't prototype do_float_handler.
20060
20061 * c-lex.c: Fold parse_float into lex_number. Make warning
20062 about portability of hex float constants more informative, and
20063 don't issue it on top of a syntax error.
20064 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
20065 their callers.
20066 * real.h: Define REAL_VALUE_ABS here...
20067 * simplify-rtx.c: ... not here. Fold check_fold_consts,
20068 simplify_unary_real, simplify_binary_real, and
20069 simplify_binary_is2orm1 into their callers.
20070 * tree.c: Fold build_real_from_int_cst_1 into caller.
20071
20072 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
20073
20074 * tsystem.h: Include float.h here...
20075 * libgcc2.c: ... not here.
20076
56ae9405
NC		 200772002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
20078
20079 Fixes for: PR bootstrap/3591, target/5676
20080 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
20081 defined. Do not disable exceptions or rtti.
20082 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
20083 mcore.h. Disable exceptions and rtti, since they are not
20084 supported by EPOC.
20085
c88770e9
NB		 200862002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
20087
20088 * c-decl.c (maybe_build_cleanup): Remove.
20089 * expr.c (expand_expr): Use langhook.
20090 * langhooks-def.h (lhd_return_null_tree,
20091 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
20092 (LANGHOOKS_INITIALIZER): Update.
20093 * langhooks.c (lhd_return_null_tree): New.
20094 * langhooks.h (struct lang_hooks): New hook.
20095 * tree-inline.c (initialize_inlined_parameters): Use langhook.
20096 * tree.h (maybe_build_cleanup): Remove.
20097
2ed1f154
JJ		 200982002-03-25 Jakub Jelinek <jakub@redhat.com>
20099
20100 * regrename.c (build_def_use): Move recog_memoized
20101 before extract_insn.
20102
6ddae612
JJ		 201032002-03-25 Jakub Jelinek <jakub@redhat.com>
20104
20105 PR target/6043
20106 * expr.c (emit_group_store): Handle storing into CONCAT.
20107
ea475b23
JJ		 201082002-03-25 Jakub Jelinek <jakub@redhat.com>
20109
20110 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
20111 corresponding MATCH_DUP.
20112
e7d482b9
RH		 201132002-03-24 Richard Henderson <rth@redhat.com>
20114
cd39fc13
RH		 20115 * unroll.c (unroll_loop): Zero label_map.
20116
e7d482b9
RH		 20117 * gcse.c: Include except.h.
20118 * Makefile.in (gcse.o): Update.
20119
1bd6476f
RH		 201202002-03-24 Richard Henderson <rth@redhat.com>
20121
20122 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
20123 Do resolve_unique_section before shared data clause.
20124
2e6c150a
RH		 201252002-03-24 Richard Henderson <rth@redhat.com>
20126
20127 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
20128
b29afcf8
RH		 201292002-03-24 Richard Henderson <rth@redhat.com>
20130
15e5ad76 20131 * recog.c (peephole2_optimize): Split blocks when EH insns are
b29afcf8
RH		 20132 generated in the middle of a block. Do global life update if
20133 zapped EH edges.
20134
05ed1296
RH		 201352002-03-24 Richard Henderson <rth@redhat.com>
20136
20137 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
20138
3ddbb8a9
NB		 201392002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
20140
20141 preprocessor/3951
15e5ad76 20142 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
3ddbb8a9
NB		 20143 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
20144 (init_dependency_output): Don't make no_output decision here.
20145
740b77b6
AC		 201462002-03-24 Andrew Cagney <ac131313@redhat.com>
20147
20148 * stmt.c (check_for_full_enumeration_handling): Remove tests of
20149 warn_switch. Update description.
20150 (expand_end_case_type): Call check_for_full_enumeration_handling
20151 when warn_switch.
20152
7590cfd0
SC		 201532002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
20154
20155 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
20156 (m68hc11_split_move): Call it to see if the source and destination
20157 operands use the same direction auto inc/dec mode, otherwise make the
c61f581f 20158 source an offsetable memory operand and generate an add.
7590cfd0 20159
2e3d3481
SC		 201602002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
20161
20162 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
20163 register for operand 2.
20164 ("*subsi3_zero_extendqi"): Likewise.
20165 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
20166 bits so that it is compatible with a pop.
20167 ("*andhi3_gen"): Likewise.
20168 ("xorhi3"): Likewise.
20169
2784528c
NB		 201702002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
20171
20172 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
20173 -pedantic here...
20174 (cpp_post_options): ... not here.
20175
aaf93206
NB		 201762002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
20177 Aldy Hernandez <aldyh@redhat.com>
20178
20179 Removal of separate preprocessor cpp0.
20180
20181 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
20182 cpp0, install-common): Update.
20183 * c-common.c (flag_preprocess_only): New.
20184 (c_common_init): Preprocess for -E.
20185 * c-common.h (flag_preprocess_only): New.
20186 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
20187 * c-objc-common.c (c_init_decl_processing): Exit quickly
20188 for NULL return from c_common_init.
20189 * cpplib.h (cpp_preprocess_file): New.
20190 * cppmain.c (main, general_init, pfile, progname): Remove.
20191 (do_preprocessing): Rename cpp_preprocess_file, don't call
20192 cpp_finish. Don't close stdout here.
20193 (setup_callbacks): Update prototype.
20194 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
20195 Update.
20196 * tradcpp.c (main): Ignore -quiet.
20197objc:
20198 * lang-specs.h (default_compilers): Preprocess with cc1obj.
20199
c6e6f5c1
RH		 202002002-03-24 Richard Henderson <rth@redhat.com>
20201
20202 PR optimization/5742
20203 * machmode.def: Add inner mode field to complex modes.
20204 * config/mips/mips.c (mips_function_value): Always define. Add
20205 new argument to handle libcalls.
20206 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
20207 (FUNCTION_VALUE): Likewise.
20208 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
20209 * config/mips/mips-protos.h: Update.
20210
d88e57d1
RH		 202112002-03-23 Richard Henderson <rth@redhat.com>
20212
20213 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
20214 * config/sparc/sparc-protos.h: Update.
20215 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
20216
6dfaf9ba
RH		 202172002-03-23 Richard Henderson <rth@redhat.com>
20218
20219 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
20220 _start or _init begins the text segment.
20221
0c769cf8
DE		 202222002-03-23 David Edelsohn <edelsohn@gnu.org>
20223
20224 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
20225 not HOST_WIDEST_INT.
20226 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
20227
64e92a26
RE		 202282002-03-23 Richard Earnshaw <rearnsha@arm.com>
20229
20230 PR java/5489
20231 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
20232 operand argument to output_return_instruction.
15e5ad76 20233 * arm.c (arm_print_operand, case 'd'): If the operand is
64e92a26
RE		 20234 const_true_rtx then just return.
20235 (arm_print_operand, case 'D'): If the operand is const_true_rtx
20236 then abort.
20237
d6961341
AC		 202382002-03-23 Andrew Cagney <ac131313@redhat.com>
20239
20240 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
20241 (Warning Options): Document -Wswitch-default.
20242 * toplev.c (W_options): Add -Wswitch-default. Update comment on
20243 -Wswitch.
20244 (warn_switch_default): Define variable.
20245 (warn_switch): Update comment.
20246 * flags.h (warn_switch_default): Declare variable.
20247 (warn_switch): Update comment.
20248 * stmt.c (expand_end_case): Check for and, when
20249 warn_switch_no_default, warn of a missing default case.
15e5ad76 20250
d4c5ac1f
AM		 202512002-03-23 Alan Modra <amodra@bigpond.net.au>
20252
bbaa9790
AM		 20253 * real.h (N): Special case 128 bit doubles.
20254
d4c5ac1f
AM		 20255 * combine.c (simplify_comparison): When widening modes, ignore
20256 sign extension on CONST_INTs.
20257
84bf8c2c
BW		 202582002-03-22 Bob Wilson <bob.wilson@acm.org>
20259
20260 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
20261 passed to adjust_address. Fix comment formatting.
20262
20263
b216cd4a
ZW		 202642002-03-22 Zack Weinberg <zack@codesourcery.com>
20265
20266 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
20267 Always make REAL_VALUE_TYPE a struct containing an array of
20268 HOST_WIDE_INT, not a double. Tidy up the code deciding how
20269 big it is. Don't declare or use union real_extract.
20270
20271 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
20272 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
20273 (print_operand), config/arm/arm.c (output_move_double),
20274 config/arm/arm.md (consttable_4, consttable_8),
20275 config/romp/romp.c (output_fpops), config/s390/s390.h
20276 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
20277 (xtensa_output_literal): Don't use union real_extract.
20278
20279 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
20280 (sfmode_constant_to_ulong), config/ns32k/merlin.h
20281 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
20282 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
20283 (PRINT_OPERAND): Don't use local version of union
20284 real_extract.
20285
20286 * config/convex/convex.c (check_float_value), config/vax/vax.c
20287 (vax_float_literal), config/m88k/m88k.md (divdf3),
20288 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
20289 config/pdp11/pdp11.c (output_move_quad): Don't do host
20290 arithmetic on target floating point quantities.
20291
20292 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
20293 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
20294
20295 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
20296 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
20297
20298 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
20299 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
20300 INFINITY.
20301 * print-rtl.c (print_rtx): Disable code which needs
20302 floating-point emulator.
20303 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
20304 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
20305 depending on HOST_FLOAT_FORMAT to be defined properly.
20306
20307 * config/1750a/1750a.c (get_double, float_label): Delete.
20308 (print_operand): Delete huge commented-out chunk. Use
20309 REAL_VALUE_TO_DECIMAL.
20310 * config/1750a/1750a-protos.h: Delete prototypes of deleted
20311 functions.
20312 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
20313 IEEE_FLOAT_FORMAT.
20314 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
20315 Use REAL_VALUE_TO_DECIMAL as ELF version does.
20316 * config/m88k/m88k.c (real_power_of_2_operand,
20317 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
20318 real_extract out of the union; run the input through
20319 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
20320 from that into the union.
20321 * config/pdp11/pdp11.c (output_move_double): Rearrange
20322 parentheses to make automatic indenter happy.
20323
20324 * doc/tm.texi (Cross-compilation): Rename node to "Floating
20325 Point" and rewrite to describe current situation. Also adjust
20326 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
20327 match code.
20328 * doc/rtl.texi: Adjust cross reference.
20329
a8cacfd2
BW		 203302002-03-22 Bob Wilson <bob.wilson@acm.org>
20331
20332 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
20333 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
20334 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
20335 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
20336 prevent use of sp as a reload register.
20337 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
20338 non_acc_reg_operand.
20339 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
20340 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
20341 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
20342 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
20343
d4e6133f
NB		 203442002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
20345
b216cd4a
ZW		 20346 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
20347 * cpplex.c (unterminated): Delete.
20348 (parse_string): No string literal may extend over multiple
20349 lines. Suppress the error when preprocessing assembly.
d4e6133f
NB		 20350 * cppmain.c (scan_translation_unit): Strings are single-line.
20351
b216cd4a 20352 * doc/cpp.texi: Update to match.
d4e6133f 20353
65e6c005
JJ		 203542002-03-22 Jakub Jelinek <jakub@redhat.com>
20355
20356 PR optimization/5854
20357 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
20358 Shut up warnings.
20359 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
20360 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
20361 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
20362 const0 if scratch register was not allocated.
20363 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
20364 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
20365 with GEN_INT (...).
20366 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
20367 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
20368 with GEN_INT (...) everywhere. Remove constraints in define_split
20369 patterns.
20370 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
20371 require scratch register for setting 0 into regs/non-pushable memory.
20372
7f48c9e1
AO		 203732002-03-22 Alexandre Oliva <aoliva@redhat.com>
20374
20375 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
20376 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
20377
909de5da
PE		 203782002-03-22 Phil Edwards <pme@gcc.gnu.org>
20379
20380 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
20381 * cppinit.c (cpp_create_reader): On by default.
20382 (cpp_handle_option): Handle -W[no-]endif-labels.
20383 (cpp_post_options): Also enable if -pedantic.
20384 * cpplib.c (do_else): Use it.
20385 (do_endif): Likewise.
20386 * doc/cppopts.texi: Document new option.
20387 * doc/invoke.texi: Document new option.
20388
d8bf17f9
LB		 203892002-03-22 Lars Brinkhoff <lars@nocrew.org>
20390
20391 * config/i386/i386.c, config/i386/i386.md: Change all occurences
20392 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
20393
70e0ccd0
AO		 203942002-03-22 Alexandre Oliva <aoliva@redhat.com>
20395
20396 * flow.c (calculate_global_regs_live): Clear aux fields of
20397 ENTRY and EXIT.
20398
68882f0f
JJ		 203992002-03-22 Jakub Jelinek <jakub@redhat.com>
20400
20401 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
20402 REG or MEM subregs, pass rtx * instead of rtx to it.
20403 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
20404 rtx * instead of rtx to alter_subreg.
20405 * config/m32r/m32r.c (gen_split_move_double): Likewise.
20406 * config/pj/pj.c (pj_output_rval): Likewise.
20407
648fe28b
RH		 204082002-03-22 Richard Henderson <rth@redhat.com>
20409
20410 PR target/3177
20411 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
20412 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
20413 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
20414 (ia64_expand_prologue): Look at int_regs, not words, for number
20415 of incomming int regs.
20416
e8dcd824
AM		 204172002-03-22 Andrew MacLeod <amacleod@redhat.com>
20418
20419 * expr.c (expand_expr): A RESULT_DECL is part of a call.
20420
96327cdc
JH		 20421Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
20422
20423 * toplev.c (flag_loop_optimize, flag_crossjumping):
20424 New static variables.
20425 (rest_of_compilation): Conditionalize crossjumping and
20426 loop optimizer.
20427 (parse_options_and_default_flags): Default loop_optimize and
20428 crossjumping.
20429 (lang_independent_options): Add -fcrossjumping and -floop-optimize
20430 * invoke.texi (crossjumping, loop-optimize): Document.
20431
bc185257
RS		 204322002-03-22 Richard Sandiford <rsandifo@redhat.com>
20433
20434 * real.c (eiisneg): Move outside #ifdef NANS.
20435
0a2ed1f1
JH		 20436Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
20437
20438 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
20439 frequencies match; avoid match on different loop depths.
20440 (try_crossjump_to_bb): Kill tests that no longer brings time
20441 savings.
20442 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
20443 updating code.
20444 (split_edge): Likewise.
20445
20446 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
20447 variable.
20448
20449 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
20450 * cfgrtl.c: Include insn-config.h
20451 (split_block) Dirtify block in presence of conditional execution
20452
4d72536e
RS		 204532002-03-22 Richard Sandiford <rsandifo@redhat.com>
20454
20455 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
20456 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
20457 (function_arg): Constify CUMULATIVE_ARGS.
20458 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
20459 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
20460 (UNITS_PER_DOUBLE): New macro.
20461 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
20462 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
20463 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
20464 fp_regs and stack_words.
20465 (EABI_FLOAT_VARARGS_P): New macro.
20466 * config/mips/mips.c (struct mips_arg_info): New.
20467 (mips_arg_info): New function.
20468 (function_arg_advance): Use it. Add adjustment instructions here
20469 rather than in function_arg.
20470 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
20471 for VOIDmode at the beginning of the function.
20472 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
20473 (function_arg_pass_by_reference): Likewise.
20474 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
20475 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
20476 (mips_va_start): Likewise. Use the new stack_words field of
20477 CUMULATIVE_ARGS to set up overflow area. Reformat.
20478 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
20479 doubles and other types, aligning the overflow pointer for non-doubles
20480 too. Remove some code duplication. Replace hard-coded constants.
20481
e6f884cd
RS		 204822002-03-22 Richard Sandiford <rsandifo@redhat.com>
20483
20484 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
20485 (CLASS_UNITS): Undefine.
20486 (CLASS_MAX_NREGS): Use FP_INC.
20487 * config/mips/mips.c (compute_frame_size): Likewise.
20488 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
20489
10cf9bde
NB		 204902002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
20491
20492 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
20493 prototype, and handle lexing numbers and identifiers.
20494 (parse_identifier): Update to new form of parse_slow.
20495 (parse_number): Fast path only, use parse_slow otherwise.
20496 (_cpp_lex_direct): Update calls to parse_number.
20497
fbc2782e
DD		 204982002-03-21 DJ Delorie <dj@redhat.com>
20499
20500 * bb-reorder.c (make_reorder_chain_1): Protect against
20501 when redundant edges are omitted.
20502 * predict.c (dump_prediction): Likewise.
20503
fba39eaf
RH		 205042002-03-21 Richard Henderson <rth@redhat.com>
20505
20506 PR target/5996
20507 * fixinc/inclhack.def (solaris_stdio_tag): New.
20508 * fixinc/fixincl.x: Regenerate.
20509
eba80994
EB		 205102002-03-21 Eric Botcazou <ebotcazou@multimania.com>
20511
20512 PR c/5597
20513 * c-typeck.c (process_init_element): Flag non-static
20514 initialization of a flexible array member as illegal.
20515
2a78758b
AM		 205162002-03-22 Alan Modra <amodra@bigpond.net.au>
20517
20518 * config/rs6000/t-linux64: New.
20519 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
20520 t-ppccomm. Use t-rs6000 and t-linux64.
20521 (powerpc64-*-gnu* <tmake_file>): Likewise.
bac015e7
AM		 20522 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
20523 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
20524 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
2a78758b 20525
2cb921f4
AH		 205262002-03-21 Aldy Hernandez <aldyh@redhat.com>
20527
eba80994
EB		 20528 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
20529 flag_really_no_inline instead of optimize == 0.
2cb921f4 20530
eba80994 20531 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
2cb921f4 20532
eba80994 20533 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
2cb921f4 20534
eba80994 20535 * flags.h (flag_really_no_inline): New.
2cb921f4 20536
659e5a7a 20537 * c-common.c (c_common_post_options): Initialize
eba80994 20538 flag_really_no_inline.
2cb921f4 20539
eba80994 20540 * toplev.c (flag_really_no_inline): New.
2cb921f4 20541
239b8b9d
JJ		 205422002-03-21 Jakub Jelinek <jakub@redhat.com>
20543
20544 * config/avr/avr.md (length): Fix length computation for
20545 conditional branches.
20546
43577e6b
NB		 205472002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
20548
20549 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
20550 sdbout.o, profile.o): Update.
20551 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
20552 langhook.
20553 * c-common.h (gettags): Move here from tree.h.
20554 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
20555 insert_block, getdecls, kept_level_p, global_bindings_p): New.
20556 * dbxout.c (dbxout_init): Use getdecls langhook.
20557 * expr.c (expand_expr): Use insert_block langhook.
20558 * fold-const.c: Include langhooks.h.
20559 (fold_range_test, fold_binary_op_with_conditional_arg,
20560 fold): Use global_bindings_p langhook.
20561 * integrate.c (expand_inline_function): Use insert_block langhook.
20562 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
20563 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
20564 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
20565 LANG_HOOKS_GETDECLS): New.
20566 (LANG_HOOKS_INITIALIZER): Update.
20567 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
20568 langhook.
20569 * langhooks.h (struct lang_hooks_for_decls): New.
20570 (struct lang_hooks): Update.
20571 * profile.c: Include langhooks.h.
20572 (output_func_start_profiler): Use new langhooks.
20573 * sdbout.c: Include langhooks.h.
20574 (sdbout_init, sdbout_finish): Use getdecls langhook.
20575 * stmt.c: Include langhooks.h.
20576 (expand_fixup, fixup_gotos): Use new langhooks.
20577 * stor-layout.c: Include langhooks.h.
20578 (variable_size): Use global_bindings_p langhook.
20579 * toplev.c (compile_file): Use getdecls langhook.
20580 * tree-inline.c (remap_block): Use insert_block langhook.
20581 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
20582 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
20583
5b19b10c
RH		 205842002-03-21 Richard Henderson <rth@redhat.com>
20585
20586 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
20587 constants in .data when -fpic.
20588
e05af335
GP		 205892002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
20590
20591 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
20592 where appropriate.
20593
60ffc997
TT		 205942002-03-21 Tom Tromey <tromey@redhat.com>
20595
20596 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
20597
75897075
RK		 20598Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20599
a73afd69 20600 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
46399021 20601
75897075
RK		 20602 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
20603
312687cf
EB		 206042002-03-21 Eric Botcazou <ebotcazou@multimania.com>
20605 Richard Henderson <rth@redhat.com>
20606
20607 PR c/5354
20608 * c-common.c (c_expand_expr): Preserve result of a statement
20609 expression if needed.
20610
f0e1f482
JJ		 206112002-03-21 Jakub Jelinek <jakub@redhat.com>
20612
20613 PR bootstrap/4195
20614 * genrecog.c (maybe_both_true_mode): Remove.
20615 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
20616 * machmode.def (Pmode): Likewise.
20617
c14b9960
JW		 20618Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
20619
20620 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
20621 (nonlocal_mentioned_p_1): New function.
20622 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
20623 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
20624 (mark_constant_function): Recognize pure functions.
20625 * rtl.h (global_reg_mentioned_p): New prototype.
20626 * rtlanal.c (global_reg_mentioned_p,
20627 global_reg_mentioned_p_1): New function.
20628
aaa4d130
RO		 206292002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20630
20631 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
20632 UNIX assert.h.
20633 * fixinc/fixincl.x: Regenerate.
20634
e5c4bd1b
JM		 206352002-03-20 Jason Merrill <jason@redhat.com>
20636
20637 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
20638
852b81bb
MM		 206392002-03-20 Michael Meissner <meissner@redhat.com>
20640
20641 * doc/invoke.texi (Optimize Options): Document that -O2 sets
20642 -fstrict-aliasing.
20643
86d8c251
BW		 206442002-03-20 Bob Wilson <bob.wilson@acm.org>
20645
20646 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
20647 ".literal_position" directive before the constant pool.
20648
0a39c350
GP		 206492002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
20650
20651 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
20652 Add Craig Rodrigues.
20653 Add Brad Lucier to testers.
20654
71a83373
JJ		 206552002-03-20 Jakub Jelinek <jakub@redhat.com>
20656
20657 PR target/4792
20658 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
20659 to if_then_else.
20660 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
20661 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
20662 instead of insn_extract.
20663
a29b099d
JJ		 206642002-03-20 Jakub Jelinek <jakub@redhat.com>
20665
20666 PR bootstrap/4192
71a83373 20667 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
a29b099d
JJ		 20668
20669 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
20670 stmt if some case has been output.
20671
048b1c95
JJ		 206722002-03-20 Jakub Jelinek <jakub@redhat.com>
20673
20674 PR c/5972
20675 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
20676 movsfcc_1, movdfcc_1): Add %O2.
20677 * config/i386/i386.c (print_operand): Handle %ON.
20678 Print . before float condition codes in Sun as cmov syntax.
20679 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
20680 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
20681 no longer true.
20682
f4864588
PB		 206832002-03-20 Philip Blundell <pb@nexus.co.uk>
20684
20685 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
20686 return instruction if PC was popped.
20687
3a307de4
BW		 206882002-03-20 Bob Wilson <bob.wilson@acm.org>
20689
20690 * config/xtensa/xtensa.md: Remove unused type attributes.
20691 (adddi_carry, subddi_carry): Change type attribute to "multi".
20692
048b1c95 206932002-03-19 Dale Johannesen <dalej@apple.com>
ed7d44bc
DJ		 20694
20695 PR optimization/5999, middle-end/5731
20696 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
20697 multiplications by reciprocals.
20698
7afff7cf
NB		 206992002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
20700
20701 * Makefile.in: Update.
20702 * c-common.c: Include langhooks.h.
20703 (inline_forbidden_p): Use new hook.
20704 * diagnostic.c: Include langhooks.h.
20705 (format_with_decl, announce_function,
20706 default_print_error_function): Use new hook.
20707 * dwarf2out.c (dwarf2_name): Use new hook.
20708 * function.c: Include langhooks.h.
20709 (init_function_start): Use new hook.
20710 * langhooks-def.h (lhd_decl_printable_name): New.
20711 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
20712 (LANGHOOKS_INITIALIZER): Update.
20713 * langhooks.c (lhd_decl_printable_name): New.
20714 * langhooks.h (struct lang_hooks): New hook.
20715 * toplev.c (decl_name, decl_printable_name): Remove.
20716 (open_dump_file): Use new hook.
20717 (process_options): Remove old hook.
20718 * tree.h (decl_printable_name): Remove.
20719objc:
20720 * objc-act.c (objc_init): Remove old hook.
20721 (objc_printable_name): Export.
20722 * objc-act.h (objc_printable_name): New.
20723 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
20724
f78ce0b7
JB		 207252002-03-19 Jim Blandy <jimb@redhat.com>
20726
20727 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
20728 the start_source_file debug hook, not the current line number.
20729
15b5aef3
RH		 207302002-03-19 Richard Henderson <rth@redhat.com>
20731
20732 * flow.c (EH_USES): Provide default.
20733 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
20734 * doc/tm.texi (EH_USES): New.
20735
20736 * config/ia64/ia64.c (ia64_eh_uses): New.
20737 * config/ia64/ia64-protos.h: Update.
20738 * config/ia64/ia64.h (EH_USES): New.
20739
02a7a3fd
RH		 207402002-03-19 Richard Henderson <rth@redhat.com>
20741
20742 * varasm.c (output_constant_def): Fix stupid typo.
20743
93f82d60
RH		 207442002-03-19 Richard Henderson <rth@redhat.com>
20745
2842be05 20746 PR 5879
93f82d60
RH		 20747 * except.c (current_function_has_exception_handlers): New.
20748 * except.h: Declare it.
20749 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
20750 Combine tests that disable all sibcalls for the function.
20751
ed4fbfa0
OH		 207522002-03-19 Olivier Hainque <hainque@act-europe.fr>
20753
20754 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
20755 for INTEGER_CST.
20756
ebf0e888
RH		 207572002-03-19 Richard Henderson <rth@redhat.com>
20758
1e82682b 20759 PR 5977, 5991
ebf0e888
RH		 20760 * config/ia64/ia64.c: Revert 2002-03-01 patch.
20761 * config/ia64/ia64.h (INIT_EXPANDERS): New.
20762
e37b38d7
JB		 207632002-03-19 Jim Blandy <jimb@redhat.com>
20764
20765 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
20766 name, even if the replacement list contains no tokens, as required
20767 by Dwarf.
20768
2a4ea326
JM		 207692002-03-19 Jason Merrill <jason@redhat.com>
20770
f9d09ae5
JM		 20771 * varasm.c (globalize_decl): Get the name from the RTL, not
20772 DECL_ASSEMBLER_NAME.
20773
2a4ea326
JM		 20774 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
20775
99b96edb
BW		 207762002-03-19 Bob Wilson <bob.wilson@acm.org>
20777
20778 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
20779 subdi_carry): Define.
20780
3774b567
DE		 207812002-03-19 David Edelsohn <edelsohn@gnu.org>
20782
20783 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
20784 about -fpic/-fPIC if extra_warnings set.
20785
21ef78aa
DE		 207862002-03-19 David Edelsohn <edelsohn@gnu.org>
20787
20788 * expr.c (expand_expr): Sign-extend CONST_INT generated from
20789 TREE_STRING_POINTER.
0c2fdcdf 20790 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
21ef78aa 20791
91d4b3fd
RK		 20792Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20793
20794 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
20795 in favor of SP if FRAME_POINTER_REQUIRED is false.
20796
2496c7bd
LB		 207972002-03-19 Lars Brinkhoff <lars@nocrew.org>
20798
20799 * emit-rtl.c (gen_int_mode): New function.
20800 * rtl.h: Prototype for it.
20801 * combine.c (make_extraction, simplify_comparison), expmed.c
20802 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
20803 (convert_modes, store_field), optabs.c (expand_fix),
20804 simplify-rtx.c (neg_const_int, simplify_unary_real),
20805
20806 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
20807 Use it instead of GEN_INT (trunc_int_for_mode (...)).
20808
f735a153
JJ		 208092002-03-19 Jakub Jelinek <jakub@redhat.com>
20810
20811 PR c/5656
20812 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
20813 convert_parm_for_inlining.
20814 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
20815 Define.
20816 * langhooks-def.h: Likewise.
20817 * objc/objc-lang.c: Likewise.
20818 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
20819 function.
20820 * tree-inline.c (initialize_inlined_parameters):
20821 Call convert_parm_for_inlining lang hook if needed.
20822 * c-typeck.c (c_convert_parm_for_inlining): New function.
20823 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
20824
1929c971
MM		 208252002-03-18 Mark Mitchell <mark@codesourcery.com>
20826
b216cd4a 20827 * calls.c (precompute_arguments): Do not assume that temporaries
1929c971
MM		 20828 can be destroyed after expanding the argument.
20829 (expand_call): Likewise.
20830
c79ca0ac
EC		 208312002-03-15 Eric Christopher <echristo@redhat.com>
20832
20833 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
20834 Fix register preference on last change.
20835 * config/mips/mips.c (mips_return_in_memory): New function.
20836 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
20837 * config/mips/mips-protos.h: Declare.
20838 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
20839 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
20840
07e2e444
AO		 208412002-03-18 Alexandre Oliva <aoliva@redhat.com>
20842
1bfbbbcf
AO		 20843 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
20844 a register too.
20845 (anddi3, iorsi3): Likewise.
20846
c066429e
AO		 20847 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
20848 use %gprel for symbols that are going to be placed in linkonce
20849 sections.
20850
07e2e444
AO		 20851 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
20852 RETURN_ADDRESS_POINTER_REGNUM to $ra.
20853 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
20854 not needed. Disregard leaf_function_p().
20855 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
20856 mips16 frame pointer.
20857 * config/mips/mips.md (store ra): Only to small SP offsets.
20858 2001-08-22 Graham Stott <grahams@redhat.com>
20859 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
20860 return a REG rtx for the return address register.
20861
eb8e00ea
BW		 208622002-03-18 Bob Wilson <bob.wilson@acm.org>
20863
20864 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
20865 constant-pool addresses as "mode-dependent".
20866 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
20867
cbb92744
JJ		 208682002-03-18 Jakub Jelinek <jakub@redhat.com>
20869
20870 PR target/5740
20871 * expr.c (emit_group_load): Use extract_bit_field if
20872 needed for CONCAT arguments.
20873
657d9449
RE		 208742002-03-18 Richard Earnshaw <rearnsha@arm.com>
20875
91f3a802 20876 PR target/4863
657d9449
RE		 20877 * arm.md (tablejump): Make this a define_expand. For PIC add the
20878 offset to the base of the table.
20879 (thumb_tablejump): Matcher for Thumb tablejump insn.
20880 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
20881 as the difference of two labels.
20882 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
20883 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
20884 tables in the code.
20885 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
20886 * arm.c (get_jump_table_size): If the table is not in the text
20887 section, return zero.
c79ca0ac 20888
5d5603e2
BS		 208892002-03-18 Bernd Schmidt <bernds@redhat.com>
20890
20891 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
20892 of gen_rtx_SUBREG.
20893 (arm_reload_out_hi): Use gen_lowpart instead of
20894 gen_rtx_SUBREG to access QImode components.
20895 * config/arm/arm.md: Disable zero_extend split for QImode
20896 subregs in BIG_ENDIAN mode.
20897 (storehi_bigend): Match use of least significant byte.
20898 (storeinthi): Remove extraneous SUBREG.
66c17b64 20899 Add missing construction of operands[2].
5d5603e2
BS		 20900 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
20901 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
20902 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
20903
df15fbc7
AH		 209042002-03-18 Aldy Hernandez <aldyh@redhat.com>
20905
2496c7bd
LB		 20906 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
20907 any_operand.
df15fbc7 20908
b83b7fa3
RH		 209092002-03-17 Richard Henderson <rth@redhat.com>
20910
20911 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
20912 explicitly.
20913
6f7c00fe
HPN		 209142002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
20915
20916 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
20917 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
20918
155038f2
KG		 209192002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20920
720d42fa
KG		 20921 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
20922
155038f2
KG		 20923 * predict.c (estimate_bb_frequencies): Delete unused variables.
20924
e6542f4e
RH		 209252002-03-17 Richard Henderson <rth@redhat.com>
20926
20927 * config/ia64/ia64.c (ia64_attribute_table): Move before
20928 targetm definition. Make static.
20929
52dabb6c
NB		 209302002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
20931
20932 * c-common.h (yyparse, c_common_parse_file): New.
20933 * c-lang.c: Include c-common.h.
20934 (LANG_HOOKS_PARSE_FILE): Redefine.
20935 * c-lex.c: Include c-common.h.
20936 (yyparse): Rename c_common_parse_file. Call yyparse.
20937 * c-parse.in (yyparse): Remove macro.
20938 * c-tree.h (yyparse_1): Remove.
20939 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
20940 (LANG_HOOKS_INITIALIZER): Update.
20941 * langhooks.h (struct lang_hoooks): New hook parse_file.
20942 * toplev.c (compile_file): Use parse_file hook.
20943 * tree.h (yyparse): Remove.
e6542f4e 20944 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
52dabb6c 20945
b5ffe606
HPN		 209462002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
20947
ba82f58b
HPN		 20948 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
20949 float_truncate, not fix.
20950 ("*truncdfsf2_real"): Ditto.
20951 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
20952
b5ffe606
HPN		 20953 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
20954
c8d1b2b7
AO		 209552002-03-16 Alexandre Oliva <aoliva@redhat.com>
20956
cfb773f9
AO		 20957 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
20958 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
20959 where appropriate. Make the second reference to
20960 leaf_function_p a function call, as intended. Reindented.
20961
4dffef52
AO		 20962 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
20963 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
20964
4f5bd6d7
AO		 20965 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
20966 add register to non-constant into sp.
20967
c8d1b2b7
AO		 20968 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
20969 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
20970 (mips16_gp_pseudo_rtx): Lose.
20971 (INIT_EXPANDERS): Deleted.
20972 * config/mips/mips.c (mips_init_machine_status): New.
20973 (mips_free_machine_status): New.
20974 (mips_mark_machine_status): New.
20975 (override_options): Set them.
20976 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
20977 (struct machine_function): ... new. Replaced all references.
20978 (mips_add_gc_roots): Don't mark them.
20979 (embedded_pic_fnaddr_reg): New, extracted from...
20980 (embedded_pic_offset): ... here.
20981 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
20982 (movsi): Likewise.
20983
b3124fac
NB		 209842002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
20985
20986 * cppinit.c: Revert -MD removal.
20987
121449b6
SC		 209882002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
20989
20990 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
20991 soft registers by default for 68HC12.
20992 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
20993 when compiling with -fomit-frame-pointer.
20994 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
20995 (expand_epilogue): Likewise.
20996 (m68hc11_gen_rotate): Use exg when rotating by 8.
20997
840e2ff1
SC		 209982002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
20999
21000 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
21001 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
21002 (splits): Remove unused add splits.
21003 ("*addhi3_68hc12"): Tune constraints.
21004 ("addhi_sp"): Try to use X instead of Y in all cases and if the
21005 constant fits in 8-bits and D is dead use abx/aby instructions.
21006 ("*addhi3"): Remove extern declaration of ix_reg.
21007 ("*subsi3"): Optimize and provide new split.
21008 ("subhi3"): Cleanup.
21009 ("*subhi3_sp"): Avoid saving X if we know it is dead.
21010 (arith splits): For 68hc12 save the address register on the stack
21011 and do the arithmetic operation with a pop.
21012
3c9a5efe
SC		 210132002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21014
21015 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
21016 allocating QImode in address registers.
21017 ("*movqi_m68hc11"): Likewise.
21018
e41f3392
JH		 21019Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
21020
21021 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
21022
576786b0
NB		 210232002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
21024
21025 * cppinit.c (print_help): Display -MD and -MMD.
21026 Don't display usage string. Update assertion syntax and
21027 typo.
21028 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
21029 (cpp_handle_option): Update.
21030
1ac458d4
CD		 210312002-03-15 Chris Demetriou <cgd@broadcom.com>
21032
21033 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
21034 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
21035 and define it so that regardless of target CPU size,
21036 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
21037 of "int" rather than "long."
21038
1fcd592b
RH		 210392002-03-15 Richard Henderson <rth@redhat.com>
21040
21041 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
21042 size as a tree.
21043
a0df6910
SC		 210442002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21045
21046 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
21047 ("tstqi" split): Avoid using memory for tstqi on address register.
21048 (splits): Remove constraints.
21049 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
21050 ("cmpdf", "cmpsf"): Remove since not used.
21051 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
21052 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
21053
015a2e59
SC		 210542002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21055
21056 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
21057 ("neghi2"): Tighten constraints.
21058 ("one_cmplsi2"): Optimize and simplify split.
21059 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
21060
cd28557c
SC		 210612002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21062
21063 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
21064 and split of AND operation to clear the upper bits.
21065 ("*logicalsi3_zextqi"): Likewise.
21066 ("*logicallhi3_zexthi_ashift8"): Likewise.
21067 ("*logicalsi3_silshr16"): Likewise.
21068 ("logicalsi3_silshl16"): Likewise.
21069 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
21070
932657df
SC		 210712002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21072
21073 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
21074 (m68hc11_indirect_p): New function.
21075 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
21076 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
21077 TARGET_M6812.
21078 (asm_print_register): Likewise.
21079 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
21080 (m68hc11_indirect_p): Declare.
21081 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
21082 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
21083 (TARGET_SWITCHES): New option -mrelax.
21084 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
21085 destination.
21086 ("iorsi3", "xorsi3"): Likewise.
21087 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
21088 ("*andhi3_mem"): New to handle destination in memory with bclr
21089 and a scratch register.
21090 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
21091 ("*andhi3_const"): New when operand2 is constant.
21092 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
21093 ("*andhi3_gen"): Cleanup of the old "andhi3".
21094 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
21095 ("xorqi3"): Update constraints.
21096
fdffea1a
SC		 210972002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21098
21099 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
21100 for reg_equiv_memory_loc when the operand is a register that does
21101 not get a hard register (stack location).
21102 (tst_operand): After reload, accept all memory operand.
21103 (symbolic_memory_operand): Fix detection of symbolic references.
21104 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
21105 accept symbols and any constant.
21106
6272bc68
SC		 211072002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21108
21109 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
21110 note on the insn that sets the soft frame register.
21111 (must_parenthesize): ix and iy are also reserved names.
21112 (print_operand_address): One more place where parenthesis are required
21113 to avoid confusion with register names.
21114 (m68hc11_gen_movhi): Allow push of stack pointer.
21115 (m68hc11_check_z_replacement): Fix handling of parallel with a
21116 clobber.
21117 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
21118 the replacement register is.
21119 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
21120 and D8_REGS classes.
21121 (MODES_TIEABLE_P): All modes are tieable except QImode.
21122
1d2d9def
SC		 211232002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21124
21125 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
21126 (___subdi3): Likewise.
21127 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
21128 (__map_data_section): Optimize 68hc11 case.
21129
a0ccf503
SC		 211302002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
21131
21132 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
21133 than a shift to avoid adding a register with itself.
21134 (m68hc11_memory_move_cost): Take into account NO_REGS.
21135 (m68hc11_register_move_cost): Update and use memory move cost
21136 for soft registers.
21137 (m68hc11_address_cost): Make cost of valid offset not 0 so that
21138 it gives more opportunities to cse to optimize.
21139 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
21140 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
21141
6e4ae815
MM		 211422002-03-15 Mark Mitchell <mark@codesourcery.com>
21143
21144 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
21145 * c-common.def (CLEANUP_STMT): New tree node.
21146 * c-common.h (CLEANUP_DECL): New macro.
21147 (CLEANUP_EXPR): Likewise.
21148 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
21149 * expr.c (expand_expr): Tidy.
21150 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
21151 * tree-inline.c (initialize_inlined_parameters): Clean up
21152 new local variables.
21153
a42519be
JJ		 211542002-03-15 Jakub Jelinek <jakub@redhat.com>
21155
21156 PR bootstrap/4128
21157 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
21158 before movrXX only, use reg_overlap_mentioned_p.
21159 Only special case NE if just one insn can be generated.
21160
15409448
JM		 211612002-03-15 Jason Merrill <jason@redhat.com>
21162
21163 * varasm.c (assemble_variable): Call resolve_unique_section before
21164 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
21165 of error_mark_node.
21166
3a4edb44
RE		 211672002-03-15 Richard Earnshaw <rearnsha@arm.com>
21168
21169 PR target/5170
21170 * arm.md (split pattern for thumb shiftable immediates): Add comment
21171 explaining non-obvious test.
21172
32defa36
RE		 211732002-03-15 Richard Earnshaw <rearnsha@arm.com>
21174
21175 PR target/5712
21176 * arm.md (movaddr, movaddr_insn): Delete.
21177
5cc90635
JM		 211782002-03-15 Jason Merrill <jason@redhat.com>
21179
21180 * toplev.c (wrapup_global_declarations): Clarify variable handling.
21181 -fkeep-static-consts doesn't apply to comdats.
21182
ecb0eece
RH		 211832002-03-14 Richard Henderson <rth@redhat.com>
21184
21185 * c-decl.c: Include c-pragma.h.
21186 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
21187 (finish_function): Tidy.
21188 * c-pragma.c: Include c-common.h.
21189 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
21190 (handle_pragma_weak): Use them.
21191 (init_pragma): Register pending_weaks.
21192 * c-pragma.h (maybe_apply_pragma_weak): Declare.
21193 * print-tree.c (print_node): Print DECL_WEAK.
21194 * varasm.c (mark_weak_decls): Remove.
21195 (remove_from_pending_weak_list): Remove.
21196 (add_weak): Remove.
21197 (asm_emit_uninitialised): Call globalize_decl for weak commons.
21198 (weak_decls): Make a tree_list.
21199 (declare_weak): Cons weak_decls directly.
21200 (globalize_decl): Remove weak_decls elements directly.
21201 (weak_finish): Simplify weak_decls walk. Don't weaken unused
21202 symbols. Don't pretend to handle aliases.
21203 (init_varasm_once): Update weak_decls registry.
21204 * Makefile.in: Update dependencies.
21205
98d2b17e
RH		 212062002-03-14 Richard Henderson <rth@redhat.com>
21207
21208 PR target/5312
21209 * config/ia64/ia64.c: Include tm_p.h last.
21210 (gen_nop_type): Remove duplicate definition.
21211 (cycle_end_fill_slots): Set sched_data for second L slot.
21212 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
21213 (nop_cycles_until): Fix typos.
21214
f2f4927e
JJ		 212152002-03-15 Jakub Jelinek <jakub@redhat.com>
21216
21217 PR optimization/5891
21218 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
21219
5025a549
DM		 212202002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
21221
21222 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
21223 descriptors correctly.
21224
03e9dbc9
MM		 212252002-03-14 Michael Meissner <meissner@redhat.com>
21226
21227 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
21228 100, allowing MAX_UNROLLED_INSNS to be overridden.
21229
21230 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
21231 --param.
21232
21233 * unroll.c (params.h): Include.
21234 (MAX_UNROLLED_INSNS): Delete, now in params.h.
21235
21236 * doc/invoke.texi (--param max-unroll-insns): Document.
21237
21238 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
21239
12249385
RE		 212402002-03-14 Richard Earnshaw <rearnsha@arm.com>
21241
21242 * arm.md: Fix warnings about constraints in peepholes and splits.
21243
f0cce04a
ZW		 212442002-03-14 Zack Weinberg <zack@codesourcery.com>
21245
21246 * cpphash.h (struct lexer_state): Remove line_extension member.
21247 * cpplib.c (dequote_string, do_linemarker): New functions.
21248 (linemarker_dir): New data object.
21249 (DIRECTIVE_TABLE): No longer need to interpret #line in
21250 preprocessed source. Delete obsolete comment about return
21251 values of handlers.
21252 (end_directive, directive_diagnostics, _cpp_handle_directive):
21253 Don't muck with line_extension.
21254 (directive_diagnostics): No need to issue warnings for
21255 linemarkers here.
21256 (_cpp_handle_directive): Issue warnings for linemarkers here,
21257 when appropriate. Dispatch linemarkers to do_linemarker, not
21258 do_line.
21259 (do_line): Code to handle linemarkers split out to do_linemarker.
21260 Convert escape sequences in filename argument, both places.
21261
21262 * cppmacro.c (quote_string): Rename cpp_quote_string and
21263 export. All callers changed.
21264 * cpplib.h (cpp_quote_string): Prototype.
21265 * cppmain.c (print_line): Call cpp_quote_string on to_file
21266 before printing it.
21267
21268 * doc/cpp.texi: Document that escapes are now interpreted in
21269 #line and in linemarkers, and that non-printing characters are
21270 converted to octal escapes when linemarkers are generated.
21271
21272Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
83a49407
JH		 21273
21274 * emit-rtl.c (try_split): Use delete_insns.
21275 * recog.c (split_all_insns): Fix terminating condition.
21276
c882c7ac
RE		 212772002-03-14 Richard Earnshaw <rearnsha@arm.com>
21278 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
21279
21280 PR target/5828
21281 * arm.c (arm_output_epilogue): Fix floating-point register save
21282 adjustment when using a frame pointer.
21283
3f26edaa
RS		 212842002-03-14 Richard Sandiford <rsandifo@redhat.com>
21285
21286 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
21287 * config/mips/mips.c (compute_frame_size): Retrofit them here.
21288 (save_restore_insns, mips_expand_epilogue): And here.
21289 (build_mips16_call_stub): And here.
21290 (mips_function_value): Use the new macros to decide whether a single
21291 or complex float can be returned in floating-point registers. Return
21292 a parallel rtx in the complex case.
21293
1e3881c2
JH		 21294Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
21295
21296 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
21297 call after liveness analysis.
21298
21299 * recog.c (split_insn): Use delete_insn_and_edges.
21300
21301 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
21302 instructions to have branch prediction notes.
21303 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
21304
200ef634
GK		 213052002-03-14 Geoffrey Keating <geoffk@redhat.com>
21306
21307 * configure.in: Don't pass -Wno-long-long to a ADA compiler
21308 that doesn't support it.
21309 * configure: Regenerate.
21310
0b82d204
JJ		 213112002-03-13 Jakub Jelinek <jakub@redhat.com>
21312
21313 PR target/5626
21314 * config/sparc/sparc.md (normal_branch, inverted_branch,
21315 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
21316 inverted_fp_branch): Adjust calls to output_cbranch.
21317 Set length attribute.
21318 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
21319 output_v9branch. Set length attribute.
21320 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
21321 predicates.
21322 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
21323 (output_cbranch): Likewise. Handle far branches.
21324 (output_v9branch): Handle far branches.
21325 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
21326 Adjust prototypes.
21327 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
21328 noov_compare64_op predicates.
21329
7a8de19b
JM		 213302002-03-13 Jason Merrill <jason@redhat.com>
21331
21332 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
21333 into the function and constify it.
21334 * gthr-dce.h, gthr-solaris.h: Likewise.
21335
2a55fd42
DE		 213362002-03-13 David Edelsohn <edelsohn@gnu.org>
21337
21338 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
21339 * config/rs6000/rs6000.c (rs6000_va_arg): Use
21340 std_expand_builtin_va_arg if not ABI_V4.
21341
19c5b1cf
JM		 213422002-03-13 Jason Merrill <jason@redhat.com>
21343
21344 * varasm.c (globalize_decl): New fn.
21345 (assemble_start_function): Use it.
21346 (asm_emit_uninitialized): Use it.
21347 (assemble_alias): Use it.
21348 (assemble_variable): Use it.
21349
2a15f5e1
HPN		 213502002-03-13 Hans-Peter Nilsson <hp@axis.com>
21351
21352 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
f0cce04a 21353 2002-03-12 internal visibility change.
2a15f5e1
HPN		 21354 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
21355 visibility into SYMBOL_REF_FLAG.
21356
c0a3eeac
UW		 213572002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
21358
21359 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
21360 VOIDmode operand. Add compile-time optimization for constant results.
21361
a1652cee
JM		 213622002-03-12 Jason Merrill <jason@redhat.com>
21363
21364 * c-typeck.c (convert_for_assignment): Don't allow conversions
21365 between pointers and references. Only allow lvalues to convert to
21366 reference.
21367
c52a375d
HP		 213682002-03-13 Hartmut Penner <hpenner@de.ibm.com>
21369
f0cce04a
ZW		 21370 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
21371 before prologue, to avoid scheduling problems.
c52a375d 21372
e387e99b
JJ		 213732002-03-13 Jakub Jelinek <jakub@redhat.com>
21374
21375 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
21376 (ELIMINABLE_REGS): Add sfp->sp.
21377 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
21378
213792002-03-13 Jakub Jelinek <jakub@redhat.com>
09948ece
JJ		 21380
21381 PR optimization/5892
21382 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
21383
4061c1a3
JJ		 213842002-03-13 Jakub Jelinek <jakub@redhat.com>
21385
21386 * loop.c (basic_induction_var): Don't call convert_modes if mode
21387 classes are different.
21388
5b43fed1
RH		 213892002-03-12 Richard Henderson <rth@redhat.com>
21390
9f53e965
RH		 21391 PR optimization/5901
21392 * function.c (reposition_prologue_and_epilogue_notes): Position
21393 the markers after/before the last/first insn not deleted.
21394
213952002-03-12 Richard Henderson <rth@redhat.com>
21396
21397 PR optimization/5878
5b43fed1
RH		 21398 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
21399 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
21400 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
21401
21402 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
21403 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
21404 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
21405
21406 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
21407 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
21408 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
21409 also. Don't set it if not flag_pic.
21410 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
21411 to be INVALID_REGNUM when not used.
21412
4e9bb42b
AH		 214132002-03-13 Aldy Hernandez <aldyh@redhat.com>
21414
5b43fed1
RH		 21415 * expmed.c (store_bit_field): Reset alias set for memory.
21416 (extract_bit_field): Same.
4e9bb42b 21417
2f9834e8
KG		 214182002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21419
21420 * c-common.c (c_tree_code_type, c_tree_code_length,
21421 c_tree_code_name, add_c_tree_codes): Delete.
21422 * c-common.h (add_c_tree_codes): Delete.
21423 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
21424 Define.
21425 * c-objc-common.c (c_objc_common_init): Don't call
21426 add_c_tree_codes, instead set lang_unsafe_for_reeval.
21427 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
21428 objc_tree_code_name, add_objc_tree_codes): Delete.
21429 (objc_init): Don't call add_objc_tree_codes.
21430 * objc/objc-lang.c (tree_code_type, tree_code_length,
21431 tree_code_name): Define.
21432 * toplev.c (lang_independent_init): Don't set
21433 tree_code_length[IDENTIFIER_NODE].
21434 * tree.c (tree_code_type, tree_code_length, tree_code_name):
21435 Delete definitions, moved to language front-ends.
21436 * tree.def (IDENTIFIER_NODE): Hardwire the length.
21437 * tree.h (tree_code_type, tree_code_length, tree_code_name):
21438 Const-ify.
21439 (tree_code_length): Change type to unsigned char.
21440
36ad2436
RH		 214412002-03-12 Richard Henderson <rth@redhat.com>
21442
21443 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
21444 internal visibility change.
21445
0ae02efa
BW		 214462002-03-12 Bob Wilson <bob.wilson@acm.org>
21447
21448 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
21449 validize_mem() instead of change_address to avoid clobbering
21450 memory attributes.
21451
35bb2bee
NB		 214522002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
21453
21454 * c-lex.h (position_after_whitespace): Remove.
21455
62ae2529
JJ		 214562002-03-12 Jakub Jelinek <jakub@redhat.com>
21457
21458 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
21459 (lex_string): Use unsigned char pointers.
21460
6a45951f
UW		 214612002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
21462
21463 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
21464 is not a valid memory_operand.
21465
e2fb85da
BW		 214662002-03-12 Bob Wilson <bob.wilson@acm.org>
21467
21468 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
21469 * config/xtensa/lib1funcs.asm: Fix copyright to include
21470 special case for libgcc files.
21471 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
21472 (__divsi3): Likewise.
21473 (__umodsi3): Likewise.
21474 (__modsi3): Likewise.
21475 * config/xtensa/lib2funcs.S: Fix copyright to include
21476 special case for libgcc files.
21477
5b8619f8
TR		 214782002-03-12 Tom Rix <trix@redhat.com>
21479
21480 * collect2.c (resolve_lib_name): Move outside of
f0cce04a 21481 OBJECT_FORMAT_COFF ifdef.
5b8619f8
TR		 21482 (ignore_library): Same.
21483
089c8f97
BW		 214842002-03-12 Bob Wilson <bob.wilson@acm.org>
21485
21486 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
21487
958c70ff
BW		 214882002-03-12 Bob Wilson <bob.wilson@acm.org>
21489
21490 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
21491 to function_section before writing out the constant pool.
21492
a65c591c
DE		 214932002-03-12 David Edelsohn <edelsohn@gnu.org>
21494
21495 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
21496 zero_constant.
21497 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
21498
214992002-03-12 Alan Modra <amodra@bigpond.net.au>
21500
21501 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
21502 (adddi3): Likewise.
21503 (movdf): Likewise.
21504 (movdi): Likewise.
21505 (cmpsi splitter): Likewise.
21506 (modsi3): Fail if <= 0.
21507 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
21508 redundant test when HOST_BITS_PER_WIDE_INT != 32.
21509 (reg_or_sub_cint64_operand): Likewise.
21510 (num_insns_constant_wide): Optimize sign extension.
21511 (rs6000_legitimize_address): Likewise.
21512
17720332
AM		 215132002-03-12 Andrew MacLeod <amacleod@redhat.com>
21514
21515 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
21516 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
21517
cd49f073
AM		 215182002-03-12 Andrew MacLeod <amacleod@redhat.com>
21519
21520 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
21521 address calculation.
21522
6a4e49c1
UW		 215232002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
21524
21525 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
21526 scratch register to DImode / TImode.
21527 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
21528 register used does not overlap the target.
21529
54b6670a
KG		 215302002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21531
21532 * Makefile.in (debug.o): Depend on debug.h.
21533 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
21534 * debug.c (do_nothing_debug_hooks): Likewise.
21535 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
21536 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
21537 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
21538 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
21539 * dwarfout.c (dwarf_debug_hooks): Likewise.
21540 * integrate.c (output_inline_function): Likewise.
21541 * objc/objc-act.c (synth_module_prologue): Likewise.
21542 * sdbout.c (sdb_debug_hooks): Likewise.
21543 * toplev.c (debug_hooks): Likewise.
21544 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
21545
2465bf76
KG		 215462002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21547
21548 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
21549 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
21550 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
21551 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
21552 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
21553 * defaults.h (POINTER_SIZE): Define.
21554 * doc/tm.texi (POINTER_SIZE): Document default.
21555
53f3e9ca
KG		 215562002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21557
21558 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
21559
44d3eb5b
RH		 215602002-03-11 Richard Henderson <rth@redhat.com>
21561
21562 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
21563 if rebuild_label_notes_after_reload.
21564
4a085d2e
HPN		 215652002-03-12 Hans-Peter Nilsson <hp@axis.com>
21566
21567 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
21568 emit pic register load if "internal" visibility.
21569 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
21570 (cris_expand_builtin_va_arg): Do all computations on trees.
21571
bc204393
RH		 215722002-03-11 Richard Henderson <rth@redhat.com>
21573
21574 * rtlanal.c: Include recog.h.
21575 (keep_with_call_p): Fix thinko.
21576 * Makefile.in (rtlanal.o): Update dependencies.
21577
6b8b9d7b
CM		 215782002-03-11 Chris Meyer <cmeyer@gatan.com>
21579
21580 * genflags.c (gen_insn): Use IS_VSPACE.
21581 * genoutput.c (output_insn_data): Likewise.
21582 (process_template): Likewise.
21583
6c40858f
RH		 215842002-03-11 Richard Henderson <rth@redhat.com>
21585
21586 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
21587
40adaa27
NB		 215882002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
21589
21590 * Makefile.in: Update.
6c40858f 21591 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
40adaa27 21592 Update documentation.
6c40858f
RH		 21593 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
21594 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
40adaa27 21595
049b03f4
ZW		 215962002-03-11 Zack Weinberg <zack@codesourcery.com>
21597
21598 * Makefile.in: Give texi2pod its input file as a command line
21599 argument, not on stdin.
21600
61eece67
DN		 216012002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
21602 Daniel Berlin <dan@dberlin.org>
21603
21604 C++ alias analysis improvement.
f0cce04a 21605 * alias.c (record_component_aliases): Record aliases for base
61eece67
DN		 21606 classes too.
21607
a65c591c
DE		 216082002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
21609
ff080aba
UW		 21610 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
21611
1682dbb1
DR		 216122002-03-11 Douglas B Rupp <rupp@gnat.com>
21613
fa2d765a
DR		 21614 * toplev.c (vms_fopen): Remove, not needed.
21615
6f1fd286
DR		 21616 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
21617
b230e057
DR		 21618 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
21619
cb9a8e97
DR		 21620 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
21621 for FP, already done later.
21622
1682dbb1
DR		 21623 * toplev.c (debug_args): Add entry for VMS_DEBUG.
21624 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
21625
3fcaac1d
RS		 216262002-03-11 Richard Sandiford <rsandifo@redhat.com>
21627
21628 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
21629 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
21630 LARGEST_EXPONENT_IS_NORMAL for the given mode.
21631 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
21632 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
21633 (ediv, emul, eldexp, esqrt): Likewise.
21634 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
21635 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
21636 (saturate): New function.
21637 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
21638 (make_nan): Use a saturation value instead of a NaN if
21639 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
21640 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
21641 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
21642 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
21643 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
21644 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
21645 !ROUND_TOWARDS_ZERO.
21646 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
21647 (ROUND_TOWARDS_ZERO): Document.
21648
d25558be
AJ		 216492002-03-11 Andreas Jaeger <aj@suse.de>
21650
21651 * cfg.c (dump_flow_info): Remove unused variable.
21652
c71f9ae7
HPN		 216532002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
21654
21655 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
21656 computations on trees.
21657
561c9153
RH		 216582002-03-10 Richard Henderson <rth@redhat.com>
21659
932b4e3e 21660 PR 5693:
561c9153
RH		 21661 * reload.c (copy_replacements_1): New.
21662 (copy_replacements): Use it to recurse through the rtx.
21663
26b738be
RH		 216642002-03-10 Richard Henderson <rth@redhat.com>
21665
21666 * loop.c (strength_reduce): Compute number of iterations as
21667 unsigned HOST_WIDE_INT.
21668
8d8a083e
RH		 216692002-03-10 Richard Henderson <rth@redhat.com>
21670
21671 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
21672 to move away from the end of the block.
21673
32810ba3
NB		 216742002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
21675
21676 PR preprocessor/5899
21677 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
d25558be 21678
2b03d201
KG		 216792002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21680
f90c544c
KG		 21681 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
21682
2b03d201
KG		 21683 * attribs.c (decl_attributes): Fix signed/unsigned warning.
21684
3ec1b4cb
HPN		 216852002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
21686
21687 * config/mmix/mmix.c: Improve comments.
21688 (mmix_target_asm_function_prologue): Drop variable
21689 empty_stack_frame. Don't allocate unused slot above fp.
21690 (mmix_target_asm_function_epilogue): Mirror prologue changes.
21691 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
21692 brace in first column.
21693 (enum reg_class): Ditto.
21694 (FIRST_PARM_OFFSET): Now 0.
21695 (USER_LABEL_PREFIX): Remove #if 0:d definition.
21696
27e486c5
KG		 216972002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21698
21699 * combine.c (make_extraction): Fix error in last change.
21700
0139adca
KG		 217012002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21702
21703 * c4x.c (c4x_fp_reglist): Const-ify.
21704 * cris.c (cris_print_operand): Likewise.
21705 * i386.c (ix86_va_arg): Likewise.
21706 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
21707 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
21708 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
21709 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
21710 * mcore.h (regno_reg_class): Likewise.
21711 * mips.c (gen_int_relational): Likewise.
21712 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
21713 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
a4334c36 21714 * pdp11.c (move_costs): Likewise.
0139adca
KG		 21715 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
21716 * s390.c (s390_branch_condition_mnemonic, regclass_map):
21717 Likewise.
21718 * s390.h (regclass_map): Likewise.
21719 * sh.c (shift_amounts): Likewise.
a4334c36 21720 * sh.md (rotlsi3): Likewise.
0139adca 21721
889b90a1
GK		 217222002-03-09 Geoffrey Keating <geoffk@redhat.com>
21723
21724 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
21725 (ne0+5): Use new clobber to generate proper shift pattern.
21726 Patch by Michael Matz <matz@kde.org>.
21727
2877e0ae
AS		 217282002-03-09 Andreas Schwab <schwab@suse.de>
21729
21730 * gcc.c (validate_all_switches): Also handle `%W{...}'.
21731
79b51cd7
GK		 217322002-03-09 Geoffrey Keating <geoffk@redhat.com>
21733
21734 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
21735
e0f1be5c
JJ		 217362002-03-09 Jakub Jelinek <jakub@redhat.com>
21737
21738 PR middle-end/5877
21739 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
21740 even for non-representable constants.
21741
0a7ec763
RK		 21742Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21743
93fe8e92
RK		 21744 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
21745 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
21746 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
21747 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
21748 (pop_function_context): Compute MAY_SHARE parameter for
21749 fixup_var_refs.
21750 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
21751 (gen_mem_addressof): Call fixup_var_refs with new parm.
21752
0a7ec763
RK		 21753 * combine.c (make_extraction): Don't make extension of CONST_INT.
21754
a85cd407
AO		 217552002-03-09 Alexandre Oliva <aoliva@redhat.com>
21756
9445b814
AO		 21757 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
21758 in o32 and o64 ABIs.
21759 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
21760 but getting fixed-size structs passed in registers regardless of
21761 padding in o32 and o64 ABIs.
21762
a85cd407
AO		 21763 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
21764 offset before loading address of argument passed by transparent
21765 reference.
21766
c51fbe40
JDA		 217672002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
21768
21769 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
21770
918e70dd
AO		 217712002-03-09 Alexandre Oliva <aoliva@redhat.com>
21772
21773 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
21774 marker such that registers after it are saved.
21775
3070dd00
KG		 217762002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21777
21778 * sparc.c (arith_4096_operand): Fix error in last change.
21779
e25d11b0
AO		 217802002-03-08 Alexandre Oliva <aoliva@redhat.com>
21781
21782 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
21783 defaults for MEABI.
21784
41daaf0e
AH		 217852002-03-08 Aldy Hernandez <aldyh@redhat.com>
21786
5b43fed1
RH		 21787 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
21788 vectors.
41daaf0e 21789
fa139b00
AH		 217902002-03-08 Aldy Hernandez <aldyh@redhat.com>
21791
5b43fed1 21792 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
fa139b00 21793
c51d95ec
JH		 21794Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
21795
21796 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
21797 removed; fix return value.
21798 * combine.c (combine_instructions): Dirtify blocks where we failed to
21799 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
21800 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
21801
3b25fbfe
KG		 218022002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21803
21804 * gcse.c (insert_insn_end_bb): Fix typo in last change.
21805
189ae0f4
JH		 21806Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
21807
21808 * recog.c (peephole2_optimize): Re-distribute EH edges.
21809
24965e7a
NB		 218102002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
21811
21812 * expr.c (expand_expr): Use unsave lang hook.
21813 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
21814 (LANG_HOOKS_INITIALIZER): Update.
21815 * langhooks.h (struct lang_hooks): New hook unsave.
21816 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
21817 (unsave_expr_1): Remove unused lang_unsave_expr_now.
21818 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
21819 (unsave_expr_now): Remove.
21820 * tree.h (unsave_expr_now, lang_unsave,
21821 lang_unsave_expr_now): Remove.
21822 (lhd_unsave): New.
21823
1e4e95d6
AJ		 218242002-03-08 Andreas Jaeger <aj@suse.de>
21825
21826 * flow.c (propagate_block_delete_insn): Remove unused variable.
21827
054ef905
KH		 218282002-03-08 Kazu Hirata <kazu@hxi.com>
21829
21830 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
21831 insn length for memory load/store.
21832
5304400d 218332002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
1e4e95d6 21834
5304400d
CR		 21835 * doc/install.texi (--with-libiconv-prefix): Document.
21836
81034129
MB		 218372002-03-08 Michael Y. Brukman <myb2@cornell.edu>
21838
21839 * doc/sourcebuild.texi: Fix typo.
21840
71db7d03
JJ		 218412002-03-08 Jakub Jelinek <jakub@redhat.com>
21842
21843 PR c/3711
21844 * builtins.c (std_expand_builtin_va_arg): Do all computations on
21845 trees.
21846
127c1ba5
RK		 21847Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21848
21849 * rtl.c (copy_most_rtx): Move from here ...
21850 * emit-rtl.c (copy_most_rtx): ... to here.
21851
8a13c092
AO		 218522002-03-08 Alexandre Oliva <aoliva@redhat.com>
21853
5faae4f7
AO		 21854 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
21855 SUBTARGET_CPP_SIZE_SPEC.
21856 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
21857
8a13c092
AO		 21858 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
21859
4ec59de2
MH		 218602002-03-07 Matt Hiller <hiller@redhat.com>
21861
21862 * gensupport.c (first_dir_md_include): Renamed from include;
21863 change all references.
21864 (last_dir_md_include): Renamed from last_include; change all
21865 references.
21866 (init_md_reader): Unconditionally initialize base_dir whether or
21867 not filename is a relative path.
21868
12f61e77
AO		 218692002-03-07 Alexandre Oliva <aoliva@redhat.com>
21870
95356058
AO		 21871 * config/fp-bit.c (_unord_f2): Compile it in even if
21872 US_SOFTWARE_GOFAST is enabled.
21873
12f61e77
AO		 21874 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
21875 NULL_RTX. Set all HFmode operations as NULL_RTX.
21876 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
21877 NULL_RTX, try reversing the comparison and the operands.
21878
6d7a1c4c
UW		 218792002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
21880
21881 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
21882 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
21883 and MATCH_OP_DUP.
21884
66d54344
JH		 21885Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
21886
21887 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
21888
068473ec
JH		 21889Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
21890
21891 * basic-block.h (fixup_abnormal_edges): Declare.
21892 * reload1.c (fixup_abnormal_edges): New function.
21893 * reg-stack.c (convert_regs): Use it.
21894
21895 * gcse.c (insert_insn_end_bb): Handle trapping insns.
21896
21897 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
21898
71925bc0
RS		 218992002-03-07 Richard Sandiford <rsandifo@redhat.com>
21900
21901 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
21902 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
21903 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
21904 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
21905 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
21906 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
21907 unless x and y could be infinite.
21908 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
21909 Check that the common type of both arguments is a real, even for
21910 targets without unordered comparisons. Allow an integer argument
21911 to be compared against a real.
21912 (expand_tree_builtin): Use expand_unordered_cmp.
21913 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
21914 * cse.c (fold_rtx): Likewise. Fix indentation.
21915 * fold-const.c (fold_real_zero_addition_p): New.
21916 (fold): Use it, and the new HONOR_... macros.
21917 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
21918 * jump.c (reversed_comparison_code_parts): After searching for
21919 the true comparison mode, use HONOR_NANS to decide whether it
21920 can be safely reversed.
21921 (reverse_condition_maybe_unordered): Remove IEEE check.
21922 * simplify-rtx.c (simplify_binary_operation): Use the new macros
21923 to decide which simplifications are valid. Allow the following
21924 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
21925 and (a - -b) to (a + b).
21926 (simplify_relational_operation): Use HONOR_NANS.
21927 * doc/tm.texi: Document the MODE_HAS_... macros.
21928
145d3bf2
RE		 219292002-03-07 Richard Earnshaw <rearnsha@arm.com>
21930
21931 * combine.c (simplify_comparison): If simplifying a logical shift
21932 right and compare with constant, force the comparison to unsigned.
21933
76a773f3
AH		 219342002-03-07 Aldy Hernandez <aldyh@redhat.com>
21935
5b43fed1 21936 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
76a773f3 21937
5b43fed1
RH		 21938 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
21939 -mabi=no-altivec
21940 (alt_reg_names): Remove % for vrsave.
76a773f3 21941
ab55f58c
RH		 219422002-03-06 Richard Henderson <rth@redhat.com>
21943
5ddec02e 21944 PR optimization/5844
ab55f58c
RH		 21945 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
21946 if used indicates we've already emitted one copy of an operand.
21947 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
21948 (gen_split): Supply a non-null used.
21949
e16e3291
UW		 219502002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
21951
5b43fed1 21952 * reload1.c (reload): Unshare all rtl after reload is done.
e16e3291 21953
1e4e95d6 21954 * simplify-rtx.c (simplify_plus_minus): Do not abort,
e16e3291
UW		 21955 but simply fail if the expression is too complex to simplify.
21956 (simplify_gen_binary): Handle simplify_plus_minus failures.
21957
2ca6672b
JH		 21958Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
21959
21960 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
21961 consistently call delete_trivially_dead_insns after CSE and GCSE;
21962 fix DFI_life dumping; do jump threading after liveness; do crossjumping
21963 after liveness2; update comment in last crossjumping.
21964 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
21965
31d0dd4f
JL		 21966Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
21967
d094b0b3
JL		 21968 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
21969 after completing fast dead code elimination.
21970
31d0dd4f
JL		 21971 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
21972 COMPARE operator.
1e4e95d6 21973
f2b958b1
PE		 219742002-03-06 Phil Edwards <pme@gcc.gnu.org>
21975
21976 * version.c: Fix misplaced leading blanks on first line.
21977
a2877a09
JH		 21978Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
21979
21980 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
21981
fe477d8b
JH		 21982Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
21983
21984 * cfgcleanup.c (mentions_nonequal_regs): New function.
21985 (thread_jump): Use it.
21986 * toplev.c (rest_of_compilation): Run jump threading after
21987 liveness.
21988
2041cde4
JJ		 219892002-03-06 Jakub Jelinek <jakub@redhat.com>
21990
21991 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
21992 patch.
21993
82d68d46
JH		 21994Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
21995
21996 * predict.c (estimate_bb_frequencies): Do not reload the
21997 frequencies from notes.
21998
3dec4024
JH		 21999Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
22000
22001 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
22002 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
22003
22004 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
22005 delete_noop_moves): Return indeger.
22006 * flow.c (ndead): New variable.
22007 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
22008 BB argument; update callers.
22009 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
22010 (life_analysis): Do not call purge_all_dead_edges.
22011 (update_life_info): Return number of deleted insns; print statistics.
22012 (update_life_info_in_dirty_blocks): likewise.
22013 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
22014 return number of insns deleted.
22015
22016 * cse.c: Include timevar.h
22017 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
22018 iterate until stabilizes; print statistics; return number of killed
22019 insns.
22020 * Makefile.in: (cse.o): Add timevar.h dependency
22021 * rtl.h (delete_trivially_dead_insns): New.
22022 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
22023 * toplev.c (rest_of_compilation): Update callers.
22024
22025 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
22026 (try_optimize_cfg): Do not update liveness.
22027 (cleanup-cfg): Loop until try_optimize_cfg and dead code
22028 removal stabilizes; use delete_trivially_dead_insns.
22029
22030 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
22031
c7544dd8
ZW		 220322002-03-05 Zack Weinberg <zack@codesourcery.com>
22033
22034 * cppmain.c (setup_callbacks): Disable #pragma and #ident
22035 callbacks when processing assembly language.
22036
50b424a9
JDA		 220372002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
22038
22039 * pa.h (ASM_FILE_END): Define.
22040 * som.h (ASM_FILE_END): Delete.
22041
22042 * pa.c (function_arg): Don't pass floats in general registers in
22043 indirect calls if TARGET_ELF32.
22044
6185f217
RH		 220452002-03-05 Richard Henderson <rth@redhat.com>
22046
22047 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
22048
3020a4b2
DS		 220492002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
22050
22051 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
22052
65649daa
JJ		 220532002-03-05 Jakub Jelinek <jakub@redhat.com>
22054
22055 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
22056 -r command line. Don't hide any symbols if not building
22057 shared libgcc.
22058
5a1a3e5e
JH		 22059Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
22060
22061 * cfg.c (dump_flow_info): Warn about profile mismatches.
22062 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
22063 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
22064
170c56da
JJ		 220652002-03-05 Jakub Jelinek <jakub@redhat.com>
22066
22067 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
22068 wide volatile memory by parts.
22069
6d051694
JJ		 220702002-03-05 Jakub Jelinek <jakub@redhat.com>
22071
22072 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
22073 is NULL.
22074
28bcfd4d
RH		 220752002-03-05 Richard Henderson <rth@redhat.com>
22076
5b43fed1 22077 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
28bcfd4d 22078
75227a33
GK		 220792002-03-04 Geoffrey Keating <geoffk@redhat.com>
22080
22081 * toplev.c (documented_lang_options): Document more
22082 language-specific options.
22083 * doc/invoke.texi (Warning Options): Correct documentation for
22084 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
22085 * c-decl.c (c_decode_option): Use a table to handle warning options.
22086
4f1aac42
HPN		 220872002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
22088
22089 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
22090 parameter to mmix_encode_section_info.
22091 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
22092 relocatably. Always produce ELF, not mmo if linking relocatably.
22093 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
22094 first is non-zero, don't add symbol prefix.
22095 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
22096 prototype accordingly.
22097
12345543
KW		 220982002-03-04 Krister Walfridsson <cato@df.lth.se>
22099
22100 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
22101
8e97db8f
JM		 221022002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
22103
22104 * configure.in: Increase required makeinfo version to 4.1.
22105 * configure: Regenerate.
22106
06487868
GK		 221072002-03-04 Geoffrey Keating <geoffk@redhat.com>
22108
22109 * .cvsignore: Remove *.info* and genrtl*; these files are generated
22110 elsewhere now.
22111
cff42170
JM		 221122002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
22113
22114 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
22115 * doc/invoke.texi: Fix @math uses.
22116
974a7f56
JH		 22117Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
22118
22119 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
22120 removal
22121
3b7d0e98
AH		 221222002-03-03 Aldy Hernandez <aldyh@redhat.com>
22123
5b43fed1
RH		 22124 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
22125 (powerpc-*-eabisimaltivec*): Same.
3b7d0e98 22126
5b43fed1 22127 * config/rs6000/t-ppcendian: New.
3b7d0e98 22128
65f2f288
HB		 221292002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
22130
22131 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
22132 nonimmediate_src_operand and nonimmediate_lsrc_operand to
22133 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
22134
8ce0a8a5
RH		 221352002-03-03 Richard Henderson <rth@redhat.com>
22136
22137 * toplev.c (rest_of_decl_compilation): Revert last two changes.
22138
ba31d94e
ZW		 221392002-03-03 Zack Weinberg <zack@codesourcery.com>
22140
22141 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
22142 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
22143 tree.c, config/m68k/m68k.c:
22144 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
22145 REAL_ARITHMETIC blocks unconditional. Delete some further
22146 #ifdef blocks predicated on REAL_ARITHMETIC.
22147 * flags.h, toplev.c: Delete remaining references to
22148 flag_pretend_float.
22149
22150 * doc/invoke.texi: Remove documentation of -fpretend-float.
22151 * doc/tm.texi: Describe the various REAL_* macros as provided by
22152 real.h, not by the target configuration files.
22153
22154 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
22155 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
22156 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
22157 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
22158 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
22159 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
22160 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
22161 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
22162 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
22163 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
22164 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
22165 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
22166 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
22167 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
22168 config/xtensa/xtensa.h:
22169 Do not define, undefine, or mention in comments any of
22170 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
22171 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
22172 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
22173 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
22174 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
22175 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
22176 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
22177 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
22178 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
22179
9a571cfd
KG		 221802002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22181
e81dd381
KG		 22182 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
22183 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
22184 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
22185 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
22186 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
22187 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
22188 Delete.
22189 * defaults.h (BITS_PER_WORD): Define.
ba31d94e 22190 * doc/tm.texi (BITS_PER_WORD): Document default value.
e81dd381 22191
9a571cfd
KG		 22192 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
22193 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
22194 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
22195
ca7558fc
KG		 221962002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22197
22198 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
22199 lieu of explicit sizeof/sizeof.
22200 * i386.c (override_options, ix86_init_mmx_sse_builtins,
22201 ix86_expand_builtin): Likewise.
22202 * mips.c (mips_add_gc_roots): Likewise.
22203 * mmix.c (mmix_output_condition): Likewise.
22204 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
22205 altivec_init_builtins): Likewise.
22206 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
22207 * cppexp.c (Nsuff, parse_number): Likewise.
22208 * cppinit.c (builtin_array_end): Likewise.
22209 * gcc.c (n_default_compilers, process_command): Likewise.
22210 * genpreds.c (output_predicate_decls): Likewise.
22211 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
22212 * lcm.c (N_ENTITIES): Likewise.
22213 * stor-layout.c (set_sizetype): Likewise.
ba31d94e 22214
41c78c88
RH		 222152002-03-03 Richard Henderson <rth@redhat.com>
22216
22217 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
22218 for types or labels.
22219
9e9b71e6
RH		 222202002-03-03 Richard Henderson <rth@redhat.com>
22221
22222 * c-decl.c (start_decl): Initialized variables are not common.
22223
c26a6db8
PB		 222242002-03-02 Per Bothner <per@bothner.com>
22225
22226 * gcc.c (option_map): Suport new --bootclasspath option.
22227 --CLASSPATH is now just an alias for --classpath.
22228
9e8aab55
RH		 222292002-03-02 Richard Henderson <rth@redhat.com>
22230
22231 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
22232 load if "internal" visibility.
22233 * doc/extend.texi: Document visibility meanings.
22234
b3bbd220
RH		 222352002-03-02 Richard Henderson <rth@redhat.com>
22236
22237 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
22238 to functions as well.
22239
b14707c3
RH		 222402002-03-02 Richard Henderson <rth@redhat.com>
22241
22242 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
22243 (handle_visibility_attribute): Don't call assemble_visibility.
22244 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
22245 without asmspec. Invoke assemble_alias when needed.
22246 * varasm.c (maybe_assemble_visibility): New.
22247 (assemble_start_function, assemble_variable, assemble_alias): Use it.
22248
b2003250
RH		 222492002-03-02 Richard Henderson <rth@redhat.com>
22250
22251 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
22252 invoke ENCODE_SECTION_INFO with first call flag.
22253
22254 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
22255 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
ba31d94e 22256 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
b2003250
RH		 22257 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
22258 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
22259 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
22260 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
22261 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
22262 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
22263 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
22264 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
22265 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
ba31d94e
ZW		 22266 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
22267 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
b2003250
RH		 22268 config/mcore/mcore-protos.h, config/mcore/mcore.c,
22269 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
22270 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
ba31d94e 22271 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
b2003250
RH		 22272 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
22273 config/sh/sh.h, config/sparc/sparc.h,
22274 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
22275 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
22276 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
22277 FIRST argument. As needed, examine it and do nothing.
22278
ba31d94e 22279 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
b2003250
RH		 22280 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
22281 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
22282
22283 * config/arm/t-pe (pe.o): Add dependencies.
22284
5c60f03d
KG		 222852002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22286
22287 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
22288 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
22289 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
22290 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
22291 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
22292 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
22293 * defaults.h (BITS_PER_UNIT): Define.
22294 * doc/tm.texi (BITS_PER_UNIT): Document default value.
22295
86855e8c
KH		 222962002-03-02 Kazu Hirata <kazu@hxi.com>
22297
22298 * config/h8300/h8300-protos.h: Add a prototype for
22299 compute_a_shift_length.
22300 * config/h8300/h8300.c (h8300_asm_insn_count): New.
22301 (compute_a_shift_length): Likewise.
22302 (h8300_adjust_insn_length): Do not adjust insn length of shift
22303 insns.
22304 * config/h8300/h8300.md (anonymous shift patterns): Use
22305 compute_a_shift_length.
22306
f6041ed8
RK		 22307Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22308
35aa3c1c
RK		 22309 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
22310 trunc_int_for_mode.
22311
f6041ed8
RK		 22312 * emit-rtl.c (offset_address): Call update_temp_slot_address.
22313
27b41650
KG		 223142002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22315
22316 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
22317 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
22318 * flags.h (flag_zero_initialized_in_bss): Declare.
22319 * toplev.c (flag_zero_initialized_in_bss): New flag.
22320 (lang_independent_options): Add flag_zero_initialized_in_bss.
22321 * tree.c (initializer_zerop): New function.
22322 * tree.h (initializer_zerop): Declare.
22323 * varasm.c (assemble_variable): If we can emit bss, put zero
22324 initializers in the bss section.
22325
ca734b39
AM		 223262002-03-02 Alan Modra <amodra@bigpond.net.au>
22327
22328 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
22329 like more than one symbol per .weak directive.
22330
49b72306
RH		 223312002-03-01 Richard Henderson <rth@redhat.com>
22332
22333 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
22334 adjust argument_pointer by pretend_args_size.
22335 (ia64_va_start): Adjust va_start address by -pretend_args_size.
22336
fbf0fe41
KH		 223372002-03-01 Kazu Hirata <kazu@hxi.com>
22338
22339 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
22340
0010687d
JH		 22341Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
22342
22343 * toplev.c (rest_of_compilation): Delete dead jumptables before
22344 loop.
22345 * flow.c (delete_dead_jumptables): Make global.
22346 * rtl.h (delete_dead_jumptables): Declare.
22347
9429c84c
DE		 223482002-03-01 David Edelsohn <edelsohn@gnu.org>
22349
22350 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
22351 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
0c2fdcdf 22352 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
9429c84c 22353
f0b6f9a6
KH		 223542002-03-01 Kazu Hirata <kazu@hxi.com>
22355
22356 * config/h8300/h8300-protos.h: Fix formatting.
22357 * config/h8300/h8300.c: Likewise.
22358 * config/h8300/h8300.h: Likewise.
22359
bc8db8a1
KH		 223602002-03-01 Kazu Hirata <kazu@hxi.com>
22361
22362 * config/h8300/h8300.c (print_operand): Support 16-bit
22363 constant addresses.
22364 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
22365
32b069d3
RH		 223662002-02-28 Richard Henderson <rth@redhat.com>
22367
22368 * expmed.c (store_bit_field): Prevent generation of CONCATs;
22369 pun complex values as integers; use gen_lowpart instead of
22370 gen_rtx_SUBREG.
22371 (extract_bit_field): Likewise.
22372
79c4e63f
AM		 223732002-03-01 Alan Modra <amodra@bigpond.net.au>
22374 David Edelsohn <edelsohn@gnu.org>
22375
22376 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
22377 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
22378 (SUPPORTS_WEAK): Likewise.
22379 * output.h (add_weak): Add tree param.
22380 * varasm.c (add_weak): Likewise. Save decl.
22381 (struct weak_syms): Add decl field.
22382 (mark_weak_decls): New function.
22383 (init_varasm_once): ggc_add_root mark_weak_decls.
22384 (assemble_start_function): Use ASM_WEAKEN_DECL.
22385 (assemble_variable): Likewise.
22386 (assemble_alias): Likewise.
22387 (declare_weak): Pass decl to add_weak.
22388 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
22389 (remove_from_pending_weak_list): Declare and define for
22390 ASM_WEAKEN_DECL.
22391 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
22392 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
22393 * defaults.h (SUPPORTS_WEAK): Likewise.
22394 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
22395 .weak for code sym. Do emit .size for descriptor sym.
22396 (ASM_DECLARE_FUNCTION_SIZE): Define.
22397 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
22398 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
22399 .lglobl unless TARGET_XCOFF. Formatting fixes.
22400 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
22401 .weak for code sym.
22402 (HANDLE_PRAGMA_WEAK): Remove.
22403 (ASM_WEAKEN_LABEL): Remove.
22404 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
22405
6f30f1f1
JM		 224062002-03-01 Jason Merrill <jason@redhat.com>
22407
22408 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
22409 (TARGET_EXPR_CLEANUP): New macro.
22410
7879b81e
SE		 224112002-02-28 Steve Ellcey <sje@cup.hp.com>
22412
22413 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
22414 to take ptr_extend into account as third type of extension.
22415 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
22416 fields used by SUBREG_PROMOTED_UNSIGNED_P.
22417 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
22418 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
22419 * calls.c (precompute_arguments): Use new macro.
22420 (expand_call): Ditto.
22421 * combine.c (nonzero_bits): Ditto.
22422 (record_promoted_value): Ditto.
22423 * expr.c (store_expr): Ditto.
22424 (expand_expr): Ditto.
22425 * function.c (assign_parms): Ditto.
22426
42d579d8
AO		 224272002-02-28 Alexandre Oliva <aoliva@redhat.com>
22428
22429 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
22430 override -shared and -shared-libgcc.
22431
e0054185
DB		 224322002-02-28 David O'Brien <obrien@FreeBSD.org>
22433
22434 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
22435 of "ultrasparc".
22436 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
22437 to be broken.
22438
abda4f1c
RH		 224392002-02-28 Richard Henderson <rth@redhat.com>
22440
22441 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
22442 4 cycle latency from MM producers.
22443 (ia64_internal_sched_reorder): Likewise with pipeline flush.
22444
c0f08649
JJ		 224452002-02-28 Jakub Jelinek <jakub@redhat.com>
22446
22447 * mklibgcc.in: Don't use GNU make extension.
22448
f79f2651
NB		 224492002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
22450
22451 * c-parse.in (STATIC): New terminal.
22452 (scspec): New non-terminal. Update productions accordingly.
22453 (program): Remove bogus ifc / end ifc.
22454 (array_declarator): Simplify production using STATIC.
22455
001e3fee
JM		 224562002-02-28 Jim Meyering <meyering@lucent.com>
22457
22458 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
22459 \a still means TARGET_BELL.
22460
89076bb3
RH		 224612002-02-28 Richard Henderson <rth@redhat.com>
22462
22463 * haifa-sched.c (sched_emit_insn): New.
22464 (schedule_block): Use last_scheduled_insn to track last insn.
22465 * sched-int.h (sched_emit_insn): Prototype.
22466 * config/ia64/ia64.c (last_issued): Remove.
22467 (ia64_variable_issue): Don't set it.
22468 (nop_cycles_until): Use sched_emit_insn.
22469
e3aaacf4
AM		 224702002-02-28 Andrew MacLeod <amacleod@redhat.com>
22471
22472 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
22473 extended constants.
22474
7f473594
KH		 224752002-02-28 Kazu Hirata <kazu@hxi.com>
22476
22477 * config/h8300/h8300.c: Fix formatting.
22478 * config/h8300/h8300.h: Likewise.
22479
b96c434c
MM		 224802002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
22481
22482 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
22483 which may overwrite the high byte of the frame pointer.
22484
9b420a6a
BT		 224852002-02-28 Bo Thorsen <bo@suse.de>
22486
22487 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
22488 (STARTFILE_SPEC): Add 64 bit files.
22489 (ENDFILE_SPEC): Likewise.
22490
6f30f1f1 224912002-02-28 Jason Merrill <jason@redhat.com>
46cfb101
JM		 22492
22493 * c-decl.c (finish_function): Only warn about missing return
22494 statement with -Wreturn-type.
22495
70da1d03
JH		 22496Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
22497
22498 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
22499
22500 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
22501 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
22502
38c1593d
JH		 22503Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
22504
22505 * basic-block.h (BB_REACHABLE): Renumber.
22506 (BB_DIRTY, BB_NEW): New flags.
22507 (clear_bb_flags): Declare.
22508 (update_life_info_in_dirty_blocks): Declare.
22509 * cfg.c (clear_bb_flags): New function.
22510 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
22511 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
22512 reorder_insns, emit_insn_after): Mark block as dirty.
22513 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
22514 (update_life_info_in_dirty_blocks): New function.
22515 * recog.c (apply_change_group): Dirtify block.
22516
22517 * cse.c (cse_insn): Reorder emitting of jump insn to keep
22518 cfg consistent.
22519 * gcse.c (delete_null_pointer_checks): Likewise.
22520
22521 * toplev.c (dump_file_index): Move cse2 after bp,
22522 add DFI_null
22523 (dump_file_info): Similary.
22524 (rest_of_compilation): Avoid most of CFG rebuilds;
22525 do first if converision after null pointer checks, do cse2
22526 after branch prediction; avoid full liveness rebuild after
22527 initializing subregs.
22528 * invoke.texi (-d options): Document -du, renumber.
22529
22530 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
22531 (notice_new_block): Do not set BB_UPDATE_LIFE.
22532 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
22533 merge_blocks_move_successor_nojumps, merge_blocks,
22534 try_crossjump_to_edge): Likewise.
22535 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
22536 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
22537 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
22538 (merge_of_block): Do not use life_data_ok.
22539 (find_if_case_1): Do not use SET_UPDATE_LIFE.
22540 (if_convert): Use BB_DIRTY mechanizm to update life.
22541 * lcm.c (optimize_mode_switching): Update
22542 update_life_info_in_dirty_blocks
22543
63e1b1c4
NB		 225442002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
22545
22546 * Makefile.in (integrate.o): Update.
22547 * c-decl.c (copy_lang_decl): Rename.
22548 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
22549 * integrate.c: Include langhooks.h.
22550 (copy_decl_for_inlining): Update to use langhook.
22551 * langhooks-def.h (lhd_do_nothing_t,
22552 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
22553 (LANG_HOOKS_INITIALIZER): Update.
22554 * langhooks.c (lhd_do_nothing_t): New.
22555 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
22556 * tree.h (copy_lang_decl): Remove.
22557objc:
22558 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
22559
f472fa29
AM		 225602002-02-27 Andrew MacLeod <amacleod@redhat.com>
22561
ba31d94e 22562 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
f472fa29
AM		 22563 POST_DEC, and POST_MODIFY.
22564
273cf2e4
ZW		 225652002-02-27 Zack Weinberg <zack@codesourcery.com>
22566
22567 * c-typeck.c (digest_init): Remove unused parameter; all
22568 callers changed.
22569
4e07d762
GK		 225702002-02-27 Geoffrey Keating <geoffk@redhat.com>
22571
22572 * expmed.c (expand_shift): Correctly test for low part of a
22573 subreg.
22574
6bc627b3
UW		 225752002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
22576
22577 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
22578 insn UIDs with insn addresses.
22579
f458d1d5
ZW		 225802002-02-27 Zack Weinberg <zack@codesourcery.com>
22581
22582 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
22583 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
22584 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
22585 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
22586 gcc.c, toplev.c: Delete code implementing -traditional mode.
22587
22588 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
22589 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
22590 Document removal of -traditional mode for compilation, and
22591 remove documentation only relevant to that mode.
22592
22593 * config/nextstep.h, config/ptx4.h, config/svr4.h,
22594 config/convex/convex.h, config/d30v/d30v.h,
22595 config/i386/dgux.h, config/i386/osf1elf.h,
22596 config/i386/osfelf.h, config/i386/osfrose.h,
22597 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
22598 config/m68k/hp310.h, config/m88k/dgux.h,
22599 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
22600 config/m88k/m88k.h, config/m88k/openbsd.h,
22601 config/mips/abi64.h, config/mips/osfrose.h,
22602 config/mips/svr4-5.h, config/mips/svr4-t.h,
22603 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
22604 config/stormy16/stormy16.h: Remove all references to
22605 -traditional from target specs. Delete all mention of the
22606 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
22607 delete a couple of commented-out definitions of
22608 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
22609 to -traditional.
22610
22611 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
22612 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
22613
e0b3a8ff
ZW		 226142002-02-27 Zack Weinberg <zack@codesourcery.com>
22615
22616 * mklibgcc.in: Don't use \n in a line subject to
22617 interpretation by echo.
22618
5c6a85b7
GS		 226192002-02-27 Graham Stott <grahams@redhat.com>
22620
72b05af1
GS		 22621 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
22622 Constify NAME.
22623
7d104885
GS		 22624 * loop.c (prescan_loop): Handle PARALLEL.
22625
8ed805d2
GS		 22626 * unroll.c (loop_iterations): Return 0 if the add_val for
22627 a BIV is REG.
22628
fd478a0a
GS		 22629 * final.c (output_operand_lossage): Constify PFX_STR.
22630
5c6a85b7
GS		 22631 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
22632
cd98ad03
JH		 22633Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
22634
22635 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
22636 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
22637
639ae55b
JH		 22638Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
22639
22640 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
22641
e808ec9c
NB		 226422002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
22643
22644 * cpplex.c (_cpp_lex_token): Handle directives in macro
22645 arguments.
22646 * cpplib.c (_cpp_handle_directive): Save and restore state
22647 if parsing macro args when entering a directive.
22648 * cppmacro.c (collect_args): No need to handle directives
22649 in macro arguments.
22650 (enter_macro_context, replace_args): Use the original macro
22651 definition in case it was redefined whilst collecting arguments.
22652doc:
22653 * cpp.texi: Update.
22654
f585a356
DE		 226552002-02-26 David Edelsohn <edelsohn@gnu.org>
22656
22657 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
22658 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
22659 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
22660 method on AIX.
22661 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
22662 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
22663 (load_toc_v4_PIC_2): Same.
22664
226652002-02-26 Alan Modra <amodra@bigpond.net.au>
22666
22667 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
22668
d699058e
RH		 226692002-02-26 Richard Henderson <rth@redhat.com>
22670
22671 * config/alpha/alpha.md (ashldi_se): Re-enable.
22672
eadccfbb
RH		 226732002-02-26 Richard Henderson <rth@redhat.com>
22674
22675 * config/alpha/alpha.c (alpha_encode_section_info): Examine
22676 MODULE_LOCAL_P; improve commentary.
22677
7080ada1
ZW		 226782002-02-26 Zack Weinberg <zack@codesourcery.com>
22679
22680 * doc/cpp.texi: Clarify documentation of relationship between
22681 #line and #include.
22682
b42cff6b
KH		 226832002-02-26 Kazu Hirata <kazu@hxi.com>
22684
22685 * config/h8300/h8300-protos.h: Update the prototype for
22686 compute_logical_op_length. Add the prototype for
22687 compute_logical_op_cc.
22688 * config/h8300/h8300.c (compute_logical_op_length): Figure out
22689 code from operands.
22690 (compute_logical_op_cc): New.
22691 * config/h8300/h8300.md: Combine all the logical op patterns
22692 in HImode and SImode. Use compute_logical_op_cc.
22693
831c4e87
KC		 226942002-02-26 Kelley Cook <kelleycook@comcast.net>
22695
22696 * config/i386/i386.c (print_operand): Don't append ATT-style
22697 length suffixs to x87 opcodes when in Intel mode.
22698
ff88fe10
RS		 226992002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
22700
22701 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
22702 (init_emit_once): Update calls.
22703 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
22704 (init_syntax_once): Prototype.
22705
d4108589
JDA		 227062002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
22707
22708 * pa-linux.h (LIB_SPEC): Update definition.
22709 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
22710
e013f3c7
RH		 227112002-02-26 Richard Henderson <rth@redhat.com>
22712
22713 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
22714 if we emitted a stop bit.
22715
9e944a16
JJ		 227162002-02-26 Jakub Jelinek <jakub@redhat.com>
22717
22718 * configure.in (libgcc_visibility): Substitute.
22719 * configure: Rebuilt.
22720 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
22721 defined symbols .hidden.
22722
47bd70b5
JJ		 227232002-02-26 Jakub Jelinek <jakub@redhat.com>
22724
22725 * attribs.c (c_common_attribute_table): Add visibility.
22726 (handle_visibility_attribute): New function.
22727 * varasm.c (assemble_visibility): New function.
22728 * output.h (assemble_visibility): Add prototype.
22729 * tree.h (MODULE_LOCAL_P): Define.
22730 * crtstuff.c (__dso_handle): Use visibility attribute.
22731 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
22732 for MODULE_LOCAL_P symbols too.
22733 * config/ia64/ia64.c (ia64_encode_section_info): Handle
22734 MODULE_LOCAL_P symbols the same way as local symbols.
22735 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
22736 into .sdata/.sbss by the user.
22737 * doc/extend.texi (Function Attributes): Document visibility
22738 attribute.
22739
6d73371a
JJ		 227402002-02-26 Jakub Jelinek <jakub@redhat.com>
22741
22742 PR debug/5770
22743 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
22744 STRING_CST initializer spanning the whole variable without
22745 embedded zeros.
22746 If expand_expr returned MEM, don't use it.
22747
06e224f7
AO		 227482002-02-26 Alexandre Oliva <aoliva@redhat.com>
22749
22750 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
22751 generate a die for the lexical block.
22752
40367e2d
KH		 227532002-02-26 Kazu Hirata <kazu@hxi.com>
22754
22755 * config/h8300/h8300-protos.h: Add a prototype for
22756 compute_logical_op_length.
22757 * config/h8300/h8300.c (compute_logical_op_length): New.
22758 * config/h8300/h8300.md (anonymous logical patterns): Use
22759 compute_logical_op_length for length.
22760
0e98f924
AH		 227612002-02-26 Aldy Hernandez <aldyh@redhat.com>
22762
831c4e87
KC		 22763 * dwarf2out.c (modified_type_die): Do not call type_main_variant
22764 for vectors.
22765 (gen_type_die): Same.
0e98f924 22766
831c4e87 22767 * attribs.c (handle_vector_size_attribute): Set debug information.
0e98f924 22768
a50cfd52
DE		 227692002-02-26 Daniel Egger <degger@fhm.edu>
22770
831c4e87
KC		 22771 * config/rs6000/rs6000.md: Swap define_insn attributes to
22772 fix incorrect generation of merge high instructions instead
22773 of merge low.
a50cfd52 22774
b7997284
AH		 227752002-02-26 Aldy Hernandez <aldyh@redhat.com>
22776
831c4e87
KC		 22777 * c-typeck.c (really_start_incremental_init): Use
22778 bitsize_zero_node for vectors.
b7997284 22779
376aec5d
AH		 227802002-02-26 Aldy Hernandez <aldyh@redhat.com>
22781
831c4e87
KC		 22782 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
22783 ("*set_vrsave_internal"): Same.
376aec5d 22784
3b40e71b
RH		 227852002-02-25 Richard Henderson <rth@redhat.com>
22786
22787 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
22788 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
22789
232b8f52
JJ		 227902002-02-25 Jakub Jelinek <jakub@redhat.com>
22791
22792 PR target/5755
22793 * config/i386/i386.c (ix86_return_pops_args): Only pop
22794 fake structure return argument if it was passed on the stack.
22795
67282790
JM		 227962002-02-25 Jason Merrill <jason@redhat.com>
22797
22798 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
22799 RESULT_DECL.
22800
5c181756
AO		 228012002-02-25 Alexandre Oliva <aoliva@redhat.com>
22802
22803 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
22804 link with shared_name only.
22805 * doc/invoke.texi (Link Options): Document new behavior.
22806
6786d201
AH		 228072002-02-25 Aldy Hernandez <aldyh@redhat.com>
22808
831c4e87 22809 * c-typeck.c (push_init_level): Handle vectors.
6786d201 22810
7d6040e8
AO		 228112002-02-25 Alexandre Oliva <aoliva@redhat.com>
22812
22813 * config/sparc/sparc.c (const64_high_operand): Zero-extend
22814 operands of SPARC_SETHI_P.
22815 (input_operand): Likewise.
22816 (sparc_emit_set_const32): Likewise.
22817 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
22818 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
22819 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
22820 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
22821 (movdi_insn_sp64_vis): Likewise.
22822 (movdi split, movdf split): Use SETHI32.
22823 * doc/md.texi: Document SPARC constraints L, M and N.
22824
b188f760
AH		 228252002-02-25 Aldy Hernandez <aldyh@redhat.com>
22826
831c4e87
KC		 22827 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
22828 ("*set_vrsave_internal"): use mfspr for Darwin.
b188f760 22829
831c4e87
KC		 22830 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
22831 gen_get_vrsave_internal.
b188f760 22832
8041889f
RK		 22833Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22834
22835 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
22836
a47ed310
NB		 228372002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
22838
22839 * cpplex.c (cpp_interpret_charconst): Get signedness or
22840 otherwise of wide character constants correct.
22841 * cppexp.c (lex): Get signedness of wide charconsts correct.
22842
cb8f73be
RK		 22843Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22844
22845 * optabs.c (widen_operand): Only call convert_modes for
22846 promoted SUBREG if signedness matches.
22847 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
22848
2450e0b8
NB		 228492002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
22850
22851 * cpplib.c (glue_header_name): Use local buffer to build up
22852 header name.
22853
70b6aaed
NB		 228542002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
22855
22856 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
22857
6be580c7
KH		 228582002-02-23 Kazu Hirata <kazu@hxi.com>
22859
22860 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
22861 H8/300[HS] separately.
22862 * config/h8300/h8300.md: Remove the early clobber constraint
22863 from bit field patterns.
22864
35dad9f1
KH		 228652002-02-23 Kazu Hirata <kazu@hxi.com>
22866
22867 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
22868 register_operand.
22869 (mulhisi3): Likewise.
22870 (umulqisi3): Likewise.
22871 (umulhisi3): Likewise.
22872
ab8e2228
NB		 228732002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
22874
22875 * cppinit.c (output_deps): Correct test for stdout output.
22876 (init_dependency_output): Cure warning.
22877
ac6f8a15
RK		 22878Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22879
22880 * expr.c (store_expr): When converting expression to promoted
22881 equivalent type, allow using SUBREG_REG of TARGET as the target
22882 of the expansion of EXP.
22883 * loop.c (basic_induction_var, case SUBREG): Always look inside.
22884 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
22885 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
22886 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
22887 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
22888
f282ffb3
JM		 228892002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
22890
22891 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
22892 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
22893 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
22894
44c5edc0
JJ		 228952002-02-23 Jakub Jelinek <jakub@redhat.com>
22896
22897 PR optimization/5747
22898 * loop.c (scan_loop): Update reg info if move_movables created new
22899 pseudos.
22900
f98e43c0
DE		 229012002-02-23 David Edelsohn <edelsohn@gnu.org>
22902
22903 * gcc.c (init_gcc_spec): Revert last change.
22904
e72247f4
DE		 229052002-02-23 David Edelsohn <edelsohn@gnu.org>
22906
22907 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
22908 gpc_reg_operand constraint.
22909
229102002-02-23 Alan Modra <amodra@bigpond.net.au>
22911
22912 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
22913 Simplify comparison of `low'.
22914 (add_operand): Fix formatting.
22915 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
57deb3a1 22916 (mask_operand): Disallow mask to wrap in 64-bit mode.
e72247f4
DE		 22917 (rs6000_stack_info): Remove redundant test setting push_p.
22918 (output_toc): Fix formatting.
22919 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
22920 cc_reg_not_cr0_operand constraint.
22921 (booldi3, boolcdi3 splitters): Same.
22922
a5c30531
AH		 229232002-02-23 Aldy Hernandez <aldyh@redhat.com>
22924
831c4e87 22925 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
a5c30531 22926
43710f9f
DE		 229272002-02-22 David Edelsohn <edelsohn@gnu.org>
22928
22929 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
22930 gcc invoked with -shared-libgcc.
22931
3256b817
JJ		 229322002-02-22 Jakub Jelinek <jakub@redhat.com>
22933
22934 PR c++/5748
22935 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
22936 decl if any of elements was TREE_USED.
22937
9e0625a3
AO		 229382002-02-22 Alexandre Oliva <aoliva@redhat.com>
22939
22940 * config/sparc/sol2.h: Don't include sys/mman.h.
22941 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
22942 (arith_4096_operand): Don't throw high bits away.
22943 (const64_operand): Take sign extension of CONST_INTs into account.
22944 (const64_high_operand, sparc_emit_set_const32): Likewise.
22945 (GEN_HIGHINT64): Likewise.
22946 (sparc_emit_set_const64_quick1): Likewise.
22947 (const64_is_2insns): Likewise.
22948 (print_operand): Use trunc_int_for_mode for sign extension.
22949 * config/sparc/sparc.h (SMALL_INT32): Likewise.
22950 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
22951 chars. Assume CONST_INT is already properly sign-extended.
22952 (movdi split): Sign-extend each SImode part.
22953 (andsi3 split): Don't mask high bits off, so that result
22954 remains properly sign-extend.
22955 (iorsi3 split): Likewise.
22956 (xorsi3 split): Likewise.
22957
54fec3d5
RS		 229582002-02-22 Richard Sandiford <rsandifo@redhat.com>
22959
22960 * fold-const.c (fold): Fix typo in comments.
22961
667ada9b
DN		 229622002-02-21 Diego Novillo <dnovillo@redhat.com>
22963
22964 * Makefile.in (langhooks.o): Update dependencies.
22965
29ac78d5
DN		 229662002-02-21 Diego Novillo <dnovillo@redhat.com>
22967
22968 * langhooks.c: Include flags.h.
22969
6aa77e6c
AH		 229702002-02-21 Aldy Hernandez <aldyh@redhat.com>
22971
22972 * testsuite/gcc.dg/attr-alwaysinline.c: New.
22973
22974 * c-common.c (c_common_post_options): Set inline trees by
22975 default.
22976
22977 * doc/extend.texi (Function Attributes): Document always_inline
22978 attribute.
22979 Update documentation about inlining when not optimizing.
22980
22981 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
22982
22983 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
22984 unless DECL_ALWAYS_INLINE.
22985
22986 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
22987 unless DECL_ALWAYS_INLINE.
22988 (c_disregard_inline_limits): Disregard if always_inline set.
22989
22990 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
22991 Disregard if always_inline set.
22992 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
22993 unless DECL_ALWAYS_INLINE.
22994
22995 * attribs.c (handle_always_inline_attribute): New.
22996 (c_common_attribute_table): Add always_inline.
22997
22998 * config/rs6000/altivec.h: Add prototypes for builtins
22999 requiring the always_inline attribute.
23000
c410d49e
EC		 230012002-02-21 Eric Christopher <echristo@redhat.com>
23002
23003 * expmed.c (store_bit_field): Try to simplify the subreg
23004 before generating a new one when when the mode size of
23005 value is less than maxmode.
23006
e3c8ea67
RH		 230072002-02-21 Richard Henderson <rth@redhat.com>
23008
23009 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
23010 than gen_rtx_PLUS to form the sum.
23011 * explow.c (force_reg): Rearrange to not allocate new pseudo
23012 when force_operand returns a register.
23013 * expr.c (expand_assignment): Allow offset_rtx expansion to
23014 return a sum. Do not force addresses into registers.
23015 (expand_expr): Likewise.
23016 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
23017 to canonicalize arithmetic that didn't simpify.
23018 (simplify_plus_minus): New argument force; update
23019 all callers. Don't split CONST unless we can do something with it,
23020 and wouldn't lose the constness of the operands.
23021
23022 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
23023 that we generated earlier.
23024
c1a046e5
TT		 230252002-02-21 Tom Tromey <tromey@redhat.com>
23026
23027 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
23028 (output_line_info): Use constant `1', with a long explanatory
23029 comment.
23030 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
23031
31fbaad4
R		 23032Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
23033
23034 * jump.c (redirect_jump): If old label has no UID, don't try to
23035 delete it.
23036
a7f52356
R		 23037Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
23038
23039 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
23040 If input is constant, do shifts at compile time.
23041
924fcc4e
JM		 230422002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
23043
23044 * doc/extend.texi: Fix some more overfull hboxes.
23045
e5a20888
JJ		 230462002-02-21 Jakub Jelinek <jakub@redhat.com>
23047
23048 PR optimization/4994
23049 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
23050 register moves.
23051
230522002-02-21 Jakub Jelinek <jakub@redhat.com>
22273300
JJ		 23053
23054 PR c++/4574
23055 * expr.h (expand_and): Add mode argument.
23056 * expmed.c (expand_and): Add mode argument.
23057 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
23058 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
23059 * except.c (expand_builtin_extract_return_addr): Likewise.
23060 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23061 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
23062 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
23063 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
23064 * config/c4x/c4x.md: Use GEN_INT (x) instead of
23065 gen_rtx (CONST_INT, VOIDmode, x).
23066
7133e992
JJ		 230672002-02-21 Jakub Jelinek <jakub@redhat.com>
23068
23069 PR c/4697:
23070 * stmt.c (warn_if_unused_value): Move side effects test once more.
23071
e2ec05a6
TG		 230722002-02-20 Torbjorn Granlund <tege@swox.com>
23073
23074 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
831c4e87 23075 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
e2ec05a6 23076
9dd791c8
AO		 23077Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
23078
23079 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
23080 SUBREG or ZERO_EXTEND.
23081
7ab56274
R		 23082Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
23083
23084 * sh.h (current_function_anonymous_args): Remove.
23085 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
23086 of current_function_varargs and current_function_stdarg is set.
23087 * sh.c (sh_expand_prologue): Check current_function_varargs /
23088 current_function_stdarg / TARGET_SH5 instead of
23089 current_function_anonymous_args.
23090
23091 * sh64.h (TARGET_VERSION): Define.
23092
b1765bde
DE		 230932002-02-20 David Edelsohn <edelsohn@gnu.org>
23094
23095 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
23096 VRSAVE_REGNO on TARGET_ALTIVEC.
23097
230982002-02-20 Alan Modra <amodra@bigpond.net.au>
23099
23100 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
23101 bits of SImode const_int.
23102 (includes_rshift_p): Likewise.
23103 (print_operand): Call mask_operand and mask64_operand with correct
c410d49e 23104 mode.
b1765bde
DE		 23105 (rs6000_output_function_epilogue): Pad traceback table to word.
23106 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
23107 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
23108 mask64_operand with correct mode.
b1765bde
DE		 23109 (FUNCTION_ARG_REGNO_P): Correct parentheses.
23110
149d6f9e
JJ		 231112002-02-20 Jakub Jelinek <jakub@redhat.com>
23112
23113 PR debug/4461
23114 * varasm.c (get_pool_constant_mark): New.
23115 * rtl.h (get_pool_constant_mark): Add prototype.
23116 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
23117 be represented if it has not been output.
23118
4161da12
AO		 231192002-02-20 Alexandre Oliva <aoliva@redhat.com>
23120
23121 * combine.c (do_SUBST): Sanity check substitutions of
23122 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
23123 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
23124 CONST_INT into its operand.
23125 (known_cond): Likewise, for ZERO_EXTEND.
23126 * simplify-rtx.c (simplify_unary_operation): Fix condition to
23127 allow for simplification of wide modes. Reject CONST_INTs in
23128 ZERO_EXTEND when their actual mode is not given.
23129
3704ef74
AO		 231302002-02-20 Alexandre Oliva <aoliva@redhat.com>
23131
23132 * c-decl.c (pushdecl): If no global declaration is found for an
23133 extern declaration in block scope, try a limbo one.
23134
7552da58
JJ		 231352002-02-20 Jakub Jelinek <jakub@redhat.com>
23136
23137 PR c++/4401
23138 * c-common.c (pointer_int_sum): Moved from...
23139 * c-typeck.c (pointer_int_sum): ...here.
23140 * c-common.h (pointer_int_sum): Add prototype.
23141
00fae85d
JJ		 231422002-02-20 Jakub Jelinek <jakub@redhat.com>
23143
23144 PR c++/5713
23145 * c-decl.c (duplicate_decls): Return 0 if issued error about
23146 redeclaration.
23147
4636c87e
JJ		 231482002-02-20 Roger Sayle <roger@eyesopen.com>
23149 Jakub Jelinek <jakub@redhat.com>
23150
23151 PR c/4389
23152 * tree.c (host_integerp): Ensure that the constant integer is
23153 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
23154 when pos is zero or non-zero respectively. Clarify comment.
23155 * c-format.c (check_format_info_recurse): Fix host_integerp
23156 usage; the pos argument should be zero when assigning to a
23157 signed HOST_WIDE_INT.
23158
59bef189
RH		 231592002-02-20 Richard Henderson <rth@redhat.com>
23160
23161 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
23162 of the operand, rather than assuming TImode.
23163 (ix86_expand_binop_builtin): Cope with commutative patterns
23164 using nonimmediate_operand for both operands.
23165 (ix86_expand_timode_binop_builtin): Likewise.
23166 (ix86_expand_store_builtin): Validate operand 1.
23167 (ix86_expand_unop1_builtin): Likewise.
23168
9338ffe6 231692002-02-20 Philip Blundell <philb@gnu.org>
c410d49e 23170
9338ffe6
PB		 23171 PR 5705
23172 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
23173
f322b423
RH		 231742002-02-20 Richard Henderson <rth@redhat.com>
23175
23176 PR c/5615
23177 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
23178
d94084f7
TT		 231792002-02-20 Tom Tromey <tromey@redhat.com>
23180
23181 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
23182 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
23183 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
23184 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
23185 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
23186 unconditionally.
23187
37fa124a
AM		 23188Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
23189
23190 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
23191 for (const_int 0) in X not just INTVAL.
23192
6e5bb5ad
JM		 231932002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
23194
23195 * doc/extend.texi: Avoid or reduce overfull hboxes.
23196
420e7dfa
DN		 231972002-02-20 Diego Novillo <dnovillo@redhat.com>
23198
23199 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
23200 operations if the field does not start at a mode boundary.
23201
1b7a2af6
JS		 232022001-02-20 Joel Sherrill <joel@OARcorp.com>
23203
23204 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
23205 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
23206 Also done for -Acpu and -Amachine.
23207
56cd5b95
NB		 232082002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
23209
23210 * cppinit.c (init_dependency_output): Take deps output file
23211 from -o if none given with -MF. Suppress normal output.
c410d49e 23212 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
56cd5b95
NB		 23213 * doc/cpp.texi, doc/invoke.texi: Update.
23214
042cdf71
ZW		 232152002-02-19 Zack Weinberg <zack@codesourcery.com>
23216
23217 * toplev.c (output_quoted_string): Write unprintable
23218 characters with octal escapes.
23219
c1f11548
DE		 232202002-02-19 David Edelsohn <edelsohn@gnu.org>
23221
23222 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
23223 really_call_used[VRSAVE_REGNO] if not Altivec.
23224
232252002-02-19 Alan Modra <amodra@bigpond.net.au>
c410d49e 23226
c1f11548
DE		 23227 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
23228 MODE_MASK.
23229 (constant_pool_expr_1): Fix formatting.
23230 (rs6000_legitimize_reload_address): Likewise.
23231
c964d90e
RK		 23232Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23233
23234 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
23235 now that we have one.
23236
ae34ac46
ZW		 232372002-02-19 Zack Weinberg <zack@codesourcery.com>
23238
23239 * tree.h (struct tree_common): Remove aux. Add unused_0 at
23240 end of first block of bitfields (which was only seven bits);
23241 rename dummy to unused_1; remove comment which is no longer true.
23242
293c28ee
GS		 232432002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
23244
23245 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
23246
7b8781c8
PB		 232472002-02-19 Philip Blundell <pb@nexus.co.uk>
23248
0cb6c58d 23249 PR 5399
7b8781c8
PB		 23250 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
23251 if generating PIC.
23252
23253 PR 5054
23254 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
23255 arm_is_longcall_p rather than inspecting call-type cookie
23256 directly.
23257 (call_value_insn) [TARGET_THUMB]: Likewise.
23258
5c464583
GS		 232592002-02-19 Graham Stott <grahams@redhat.com>
23260
23261 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
23262
71c061e6
DE		 232632002-02-19 David Edelsohn <edelsohn@gnu.org>
23264
23265 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
23266 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
6d1def5c 23267 (FP_SAVE_INLINE): Delete.
71c061e6
DE		 23268
23269 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
23270 * config/rs6000/eabi.asm: Remove ABI save restore routines.
23271 * config/rs6000/t-ppccomm: Build crtsavres.o.
23272 * config/rs6000/crtsavres.asm: New file.
23273
3a7731fd
PB		 232742002-02-19 Philip Blundell <philb@gnu.org>
23275
23276 * config/arm/arm.c (use_return_insn): Don't reject interrupt
23277 functions.
23278 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
23279 (output_return_instruction): Allow interrupt functions to return with
23280 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
23281 (arm_expand_prologue): Subtract 4 before stacking LR in an
23282 interrupt function.
23283
14f583b8
PB		 232842002-02-19 Philip Blundell <pb@nexus.co.uk>
23285
23286 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
23287 decl, not just FUNCTION_DECL.
23288 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
23289 (arm_assemble_integer): Likewise.
23290 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
23291 marked local.
c410d49e 23292
4cb7482c
MG		 232932002-02-19 matthew green <mrg@eterna.com.au>
23294
23295 * config.gcc (sparc-*-netbsdelf*): Enable target.
23296 (sparc64-*-netbsd*): New target.
23297 * config/sparc/netbsd-elf.h: New file.
23298 * config/sparc/t-netbsd64: New file.
23299
2df3a718
GS		 233002002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
23301
23302 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
23303
77f6c1eb
RS		 233042002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
23305
23306 * doc/invoke.texi: explicitly list the style guidelines that
23307 -Weffc++ checks for.
23308
fd973d56
JH		 23309Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
23310
23311 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
23312
30518e45
NB		 233132002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
23314
23315 PR other/5718
23316 * gcc.c (cpp_unique_options): Treat -o as indicating object file
23317 only if not -E. If -E, pass -o through to the preprocessor.
23318
39ea5704
KH		 233192002-02-19 Kazu Hirata <kazu@hxi.com>
23320
23321 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
23322 register number with an appropriate macro.
23323
7355dba7
BM		 233242002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
23325
23326 * doc/rtl.texi (Constants): Close @code tag.
23327
91c8aa9e
AH		 233282002-02-19 Aldy Hernandez <aldyh@redhat.com>
23329
23330 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
23331 ("mmx_uavgv4hi3"): Same.
23332 ("pmulhrwv4hi3"): Same.
23333
23334 * tree-inline.c (walk_tree): Handle vectors.
23335
23336 * c-common.c (constant_expression_warning): Handle vectors.
23337 (overflow_warning): Same.
23338
23339 * sched-deps.c (sched_analyze_2): Handle vectors.
23340
23341 * rtlanal.c (rtx_unstable_p): Handle vectors.
23342 (rtx_varies_p): Same.
23343 (count_occurrences): Same.
23344 (regs_set_between_p): Same.
23345 (modified_between_p): Same.
23346 (modified_in_p): Same.
23347 (volatile_insn_p): Same.
23348 (volatile_refs_p): Same.
23349 (side_effects_p): Same.
23350 (may_trap_p): Same.
23351 (inequality_comparisons_p): Same.
23352 (replace_regs): Same.
23353 (computed_jump_p_1): Same.
23354
23355 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
23356 argument.
23357 (inner_mode_array): New.
23358 (copy_rtx): Handle vectors.
23359 (copy_most_rtx): Same.
23360 (rtx_equal_p): Same.
23361 (get_mode_alignment): Adjust for vectors.
23362
23363 * resource.c (mark_referenced_resources): Handle vectors.
23364 (mark_set_resources): Same.
23365
23366 * reload1.c (eliminate_regs): Handle vectors.
23367 (elimination_effects): Same.
23368 (scan_paradoxical_subregs): Same.
23369
23370 * reload.c (subst_reg_equivs): Handle vectors.
23371
23372 * regrename.c (scan_rtx): Handle vectors.
23373
23374 * regclass.c (reg_scan_mark_refs): Handle vectors.
23375
23376 * recog.c (find_single_use_1): Handle vectors.
23377
23378 * local-alloc.c (equiv_init_varies_p): Handle vectors.
23379 (contains_replace_regs): Same.
23380 (memref_referenced_p): Same.
23381
23382 * integrate.c (copy_rtx_and_substitute): Handle vectors.
23383 (subst_constants): Same.
23384
23385 * genattrtab.c (attr_copy_rtx): Handle vectors.
23386 (encode_units_mask): Same.
23387 (clear_struct_flag): Same.
23388 (count_sub_rtxs): Same.
23389
23390 * gcse.c (want_to_gcse_p): Handle vectors.
23391 (oprs_unchanged_p): Same.
23392 (hash_expr_1): Same.
23393 (oprs_not_set_p): Same.
23394 (expr_killed_p): Same.
23395 (compute_transp): Same.
23396 (store_ops_ok): Same.
23397
23398 * function.c (purge_addressof_1): Do not allow paradoxical subregs
23399 of vectors.
23400 (fixup_var_refs_1): Same.
23401 (instantiate_virtual_regs_1): Same.
23402
23403 * fold-const.c (operand_equal_p): Handle vectors.
23404 (fold): Same.
23405 (rtl_expr_nonnegative_p): Same.
23406
23407 * flow.c (mark_used_regs): Handle vectors.
23408
23409 * df.c (df_uses_record): Handle vectors.
23410
23411 * cselib.c (cselib_subst_to_values): Handle vectors.
23412 (cselib_mem_conflict_p): Same.
23413 (hash_rtx): Same.
23414
23415 * cse.c (canon_reg): Handle vectors.
23416 (fold_rt): Same.
23417 (cse_process_notes): Same.
23418 (count_reg_usage): Same.
23419 (canon_hash): Same.
23420
23421 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
23422
23423 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
23424
23425 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
23426 (gen_rtx): Handle CONST_VECTOR.
23427 (gen_const_vector_0): New.
23428 (copy_rtx_if_shared): CONST_VECTORs can be shared.
23429 (reset_used_flags): Same.
23430 (copy_insn_1): Same.
23431 (initializer_constant_valid_p): Handle VECTOR_CST.
23432
23433 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
23434
23435 * doc/rtl.texi (Constants): Document const_vector.
23436 (CONST0_RTX): Update for vectors.
23437 (RTL sharing): Same.
23438
23439 * print-tree.c (print_node): Add case for VECTOR_CST.
23440
23441 * tree.h (TREE_VECTOR_CST_ELTS): New.
23442 (struct tree_vector): New.
23443 (union tree_node): Add vector node.
23444 (build_vector): Add prototype.
23445
23446 * tree.def (VECTOR_CST): New.
23447
23448 * tree.c (build_vector): New.
23449
23450 * expmed.c (make_tree): Handle CONST_VECTOR.
23451
23452 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
23453 (CONST_VECTOR_ELT): New.
23454 (CONST_VECTOR_NUNITS): New.
23455
23456 * machmode.h (GET_MODE_INNER): New.
23457 (DEF_MACHMODE): Accept 8th arg.
23458
23459 * machmode.def: Add 8th argument for vector inner mode.
23460 Add inner vector modes for vectors.
23461
23462 * rtl.def (VEC_CONST): Remove.
23463 (CONST_VECTOR): New.
23464
23465 * expr.c (clear_storage): Allow vectors.
23466 (is_zeros_p): Handle VECTOR_CST.
23467
23468 * varasm.c (output_constant_pool): Handle vectors.
23469 (rtx_const): Add veclo and vechi fields.
23470 (kind): Add RTX_VECTOR.
23471 (decode_rtx_const): Add case for vector.
23472
23473 * config/rs6000/rs6000-protos.h: Add zero_constant.
c410d49e 23474
91c8aa9e
AH		 23475 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
23476 constants. Force easy vector constants into memory.
23477 (easy_vector_constant): New.
23478 (emit_easy_vector_constant): New.
23479 (rs6000_legitimize_reload_address): Do not generate bad reloads on
23480 darwin.
23481
23482 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
23483 instruction does.
23484 ("altivec_lvxl"): Same.
23485 (altivec_lvebx): Same.
23486 (altivec_lvehx): Same.
23487 (altivec_lvewx): Same.
23488 ("*movv4si_const0"): New.
23489 ("*movv4sf_const0"): New.
23490 ("*movv8hi_const0"): New.
23491 ("*movv16qi_const0"): New.
23492
d4d6d0ce
KH		 234932002-02-18 Kazu Hirata <kazu@hxi.com>
23494
23495 * config/h8300/h8300.c (notice_update_cc): Use
23496 cc_status.value2.
23497
4915d3aa
KH		 234982002-02-18 Kazu Hirata <kazu@hxi.com>
23499
23500 * config/h8300/h8300.md (divmod patterns): Change the
23501 constraints for operands[1] to register_operand.
23502
82be00ee
KH		 235032002-02-18 Kazu Hirata <kazu@hxi.com>
23504
23505 * config/h8300/h8300-protos.h: Remove the prototype for
23506 p_operand.
23507 * config/h8300/h8300.c (p_operand): Remove.
23508 * config/h8300/h8300.md: Replace p_operand with
23509 const_int_operand.
23510
1768c26f
PB		 235112002-02-18 Philip Blundell <pb@nexus.co.uk>
23512
23513 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
23514 comment.
23515 (output_return_instruction): Allow use of LDR to unstack
23516 return addresss even for interrupt handlers or when
23517 interworking. If compiling for ARMv5, use interworking-safe
23518 return instructions by default. Remove duplicated code and
23519 lengthy "strcat" sequences.
23520
ccd84f51
FS		 235212002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
23522
23523 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
23524 (LINK_EH_SPEC): Define.
23525 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
23526
2c153108
UW		 235272002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
23528
23529 * config/s390/s390.c (s390_emit_prologue): Do not set the
23530 frame_related flag for call-clobbered registers.
23531
e95d6b23
JH		 23532Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
23533
23534 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
23535 (construct_container): Fix handling of SSE operands.
23536 (ix86_expand_builtin): Fix handling of 64bit pointers.
23537 (mmx_maskmovq_rex): New pattern.
23538
c43a12b5
JH		 23539Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
23540
23541 * regrename.c (kill_set_value): Handle subregs properly.
23542
aeb85a15
DB		 235432002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
23544
23545 * objc/objc-act.c (handle_impent): Remove leading '*'
c410d49e 23546 from objc_class_name.
aeb85a15 23547
a615ca3e
RH		 235482002-02-17 Richard Henderson <rth@redhat.com>
23549
23550 * config/alpha/alpha.c (some_small_symbolic_operand,
23551 some_small_symbolic_operand_1, split_small_symbolic_operand,
23552 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
23553 Handle small SYMBOL_REFs anywhere, not just inside memories.
23554 * config/alpha/alpha-protos.h: Update.
23555 * config/alpha/alpha.h (PREDICATE_CODES): Update.
23556 * config/alpha/alpha.md (small symbolic operand splitter): Update.
23557
ddb28441
RM		 235582002-02-17 Roland McGrath <roland@frob.com>
23559
23560 * config.gcc (powerpc-*-gnu-gnualtivec*,
23561 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
23562 * config/rs6000/gnu.h: New file.
23563 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
23564 Grok "gnu" in rs6000_abi_name.
23565 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
23566 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
23567 Grok -mcall-gnu analogous to -mcall-linux et al.
23568 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
23569 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
23570 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
23571
f6f8ada3
JJ		 235722002-02-17 Jakub Jelinek <jakub@redhat.com>
23573
23574 PR c/3444:
23575 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
23576 shortening.
23577
e16b32fc
PT		 235782002-02-17 Philipp Thomas <pthomas@suse.de>
23579
23580 * config/cris/cris.h: Undefine STARTFILE_SPEC and
23581 ENDFILE_SPEC before (re)defining them.
23582
f9477efd
KH		 235832002-02-17 Kazu Hirata <kazu@hxi.com>
23584
23585 * config/h8300/h8300.c: Fix formatting.
23586 * config/h8300/h8300.h: Likewise.
23587
404ae494
PT		 235882002-02-17 Philipp Thomas <pthomas@suse.de>
23589
23590 * doc/tm.texi: Explain why empty strings should not be
23591 marked for translation.
23592
a52453cc
PT		 235932002-02-17 Philipp Thomas <pthomas@suse.de>
23594
23595 * final.c (output_operand_lossage): Changed to accept
23596 printf style arguments. Change calls where necessary.
23597 * output.h (output_operand_lossage): Change declaration
23598 accordingly. Update copyright.
23599 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
23600 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
23601 Update copyright date where necessary.
c410d49e 23602
a52453cc
PT		 23603 * config/i386/i386.c (print_operand): Likewise. Remove use of
23604 sprintf.
23605
23606 * config/cris/cris.c (cris_operand_lossage): Likewise.
23607 Rename parameter so that exgettext recognizes it as
23608 translatable message.
23609 (LOSE_AND_RETURN): Rename parameter to msgid.
23610
1c11abc4
KH		 236112002-02-17 Kazu Hirata <kazu@hxi.com>
23612
23613 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
23614 hard coded register number with an appropriate macro.
23615 (HARD_REGNO_MODE_OK): Likewise.
23616 (ARG_POINTER_REGNUM): Likewise.
23617 (STATIC_CHAIN_REGNUM): Likewise.
23618 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
23619 * config/h8300/h8300.md (define_constants): Define more
23620 register numbers.
23621
a5d17ff3
PT		 236222002-02-17 Philipp Thomas <pthomas@suse.de>
23623
23624 * config/i386/i386.h: Don't mark empty strings for translation.
23625
1a7289c4
L		 236262002-02-16 H.J. Lu <hjl@gnu.org>
23627
23628 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
23629
afb58288
ZW		 236302002-02-16 Zack Weinberg <zack@codesourcery.com>
23631
23632 * cppinit.c (merge_include_chains): Check for brack being
23633 NULL before attempting to merge it with qtail.
23634
d2af4dbd
AC		 236352002-02-16 Andrew Cagney <ac131313@redhat.com>
23636
23637 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
23638 DBX_DEBUG.
23639
2e1ed1e3
JDA		 236402002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
23641
23642 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
23643
604c75b2
JDA		 236442002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
23645
23646 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
23647 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
23648 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
23649
1a42b072
RK		 23650Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23651
7303604f 23652 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
1a42b072
RK		 23653 now only if !TARGET_FIX.
23654 (*movsi_nt_vms_fix): New pattern.
23655
c2ea1ac6
DR		 236562002-02-16 Douglas B Rupp <rupp@gnat.com>
23657
23658 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
23659 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
23660 (alpha_sa_mask, alpha_sa_size): Reflect above change.
23661 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
23662 (alpha_start_function, alpha_expand_epilogue): Likewise.
23663 (unicosmk_gen_dsib): Likewise.
23664
725e58b1
RK		 23665Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23666
23667 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
23668
13e58269
UW		 236692002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
23670
c410d49e 23671 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
13e58269
UW		 23672 check_and_change_labels, s390_final_chunkify): Delete.
23673 (s390_split_branches, s390_chunkify_pool): New functions.
23674 (s390_function_prologue): Call them.
c410d49e 23675
13e58269
UW		 23676 * config/s390/s390.h (S390_REL_MAX): Delete.
23677 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
23678
c410d49e 23679 * config/s390/s390.md (cjump, icjump, jump): Fix length
13e58269
UW		 23680 attribute calculation.
23681
23682
34d1b01d
DE		 236832002-02-15 David Edelsohn <edelsohn@gnu.org>
23684
23685 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
23686 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
23687
be5cc51a
JDA		 236882002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
23689
23690 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
23691 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
23692 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
23693
ee96ce90
RS		 236942002-02-15 Richard Sandiford <rsandifo@redhat.com>
23695
23696 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
23697
05fa709d
RS		 236982002-02-15 Richard Sandiford <rsandifo@redhat.com>
23699
23700 * reload.c (find_dummy_reload): Check that an output register
23701 is valid for its mode.
23702
4606272b
AO		 237032002-02-14 Alexandre Oliva <aoliva@redhat.com>
23704
9a360704
AO		 23705 * combine.c (known_cond): After replacing the REG of a SUBREG, try
23706 to simplify it.
23707
4606272b
AO		 23708 * function.c (assign_parms): Demote promoted argument passed by
23709 transparent reference.
23710
e62d89a1
JS		 237112001-02-14 Joel Sherrill <joel@OARcorp.com>
23712
23713 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
23714 -Acpu() and -Amachine() to eliminate warnings.
23715
6c4cf695
UW		 237162002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
23717
23718 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
23719
037f11ef
KH		 237202002-02-14 Kazu Hirata <kazu@hxi.com>
23721
23722 * config/h8300/h8300-protos.h: Update the prototype for
23723 const_costs.
23724 * config/h8300/h8300.c (const_costs): Treat SET as a little
23725 more expensive operation.
23726 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
23727 reference to const_costs.
23728
fdc76b09
HPN		 237292002-02-14 Hans-Peter Nilsson <hp@axis.com>
23730
23731 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
23732
d76e6800
JJ		 237332002-02-14 Jakub Jelinek <jakub@redhat.com>
23734
23735 PR c/5503:
23736 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
23737 use arguments from newtype.
23738
5ae590d7
EC		 237392002-02-13 Eric Christopher <echristo@redhat.com>
23740
23741 * config/mips/mips.c (override_options): Add check for march/mipsX
23742 on the same command line. Fix error message in cpu processing.
23743 Remove architecture and ISA checks.
23744
b8513691
AH		 237452002-02-14 Aldy Hernandez <aldyh@redhat.com>
23746
831c4e87 23747 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
b8513691 23748
831c4e87 23749 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
b8513691 23750
78c875e8
AH		 237512002-02-14 Aldy Hernandez <aldyh@redhat.com>
23752
831c4e87
KC		 23753 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
23754 alternatives.
23755 ("*movv8hi_internal1"): Same.
23756 ("*movv16qi_internal1"): Same.
23757 ("*movv4sf_internal1"): Same.
78c875e8 23758
831c4e87
KC		 23759 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
23760 not push_reload for altivec modes.
78c875e8 23761
d76e6800 237622002-02-13 Joel Sherrill <joel@OARcorp.com>
f22b4bc4
JS		 23763
23764 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
23765 all RTEMS targets including removal of #includes from config/*/rtems*.h
23766 file and adding them to tm_file setting. Added xm_defines=POSIX to
23767 many targets.
23768 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
23769 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
23770 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
23771 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
23772 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
23773 config/m68k/rtemself.h: Ditto.
23774 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
23775 config/mips/rtems64.h: Ditto.
23776 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
23777 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
23778 Ditto.
23779 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
23780 config/sparc/rtemself.h: Ditto.
23781 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
23782 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
23783 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
23784 more like arm-elf.
23785 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
23786 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
23787 target made more similar to i386-elf.
23788 * config/i386/t-rtems-i386: Added soft float support and multilibs.
23789 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
23790 be similar to config/m68k/t-m68kelf.
23791 * gthr-rtems.h: Encapsulate with extern "C" for C++.
23792
8686336f
JH		 23793Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
23794
23795 * regmove.c (kill_value): Handle subregs.
23796
558740bf
JH		 23797Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
23798
23799 * i386.md (mul patterns): Allow memory operand to be first;
23800 add expanders where needed; fix constraints.
23801 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
23802 Allow memory operand to be the first.
23803
23804 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
23805 operands.
23806
21117a17
JJ		 238072002-02-13 Jakub Jelinek <jakub@redhat.com>
23808
23809 PR c/5681:
23810 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
23811 GET_MODE (x).
23812
ec65b2e3
JJ		 238132002-02-13 Jakub Jelinek <jakub@redhat.com>
23814
23815 PR optimization/5547:
23816 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
23817 all valid IA-32 address modes involving non-scaled %ebx and
23818 GOT/GOTOFF as displacement.
23819
ce50cae8
UW		 238202002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
23821
23822 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
23823 after emitting ltorg insns.
23824
23825 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
23826 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
23827 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
23828 *abssf2): Fix "op_type" attribute.
23829
09eb789b
DR		 238302002-02-13 Douglas B Rupp <rupp@gnat.com>
23831
2dbe67bb
DR		 23832 * mkconfig.sh: Avoid using a subshell redirect.
23833 ($output.T): Change to $(output)T.
23834 (ENABLE_NLS): Remove unneeded undef.
23835
ea5b9a1f
DR		 23836 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
23837 * config/alpha/x-vms (libsubdir): Define.
23838
3deb00ce
DR		 23839 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
23840 register frame procedures. Optimize retrieving context.
23841
09eb789b
DR		 23842 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
23843 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
23844 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
23845
1abade85
RK		 23846Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23847
23848 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
23849 Make same change as for find_base_value.
23850
c283e63f
KH		 238512002-02-13 Kazu Hirata <kazu@hxi.com>
23852
23853 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
23854 of QImode and SImode.
23855
86039100
KH		 238562002-02-13 Kazu Hirata <kazu@hxi.com>
23857
23858 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
23859 length computation of movsi.
23860 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
23861
e1429da0
KH		 238622002-02-13 Kazu Hirata <kazu@hxi.com>
23863
23864 * config/h8300/h8300.md (subqi3): Tighten the predicate for
23865 operands[2] to register_operand.
23866
aebfea10
JH		 23867Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
23868
23869 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
23870
0ec4e2a8
AH		 238712002-02-12 Aldy Hernandez <aldyh@redhat.com>
23872
831c4e87
KC		 23873 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
23874 for altivec_lvx* and altivec_stvx*.
23875 ("*movv4si_internal"): Add constraint for loading from GPRs.
23876 ("*movv8hi_internal1"): Same.
23877 ("*movv16qi_internal1"): Same.
23878 ("*movv4sf_internal1"): Same.
0ec4e2a8 23879
831c4e87 23880 * config/rs6000/rs6000.c (altivec_register_operand): New.
0ec4e2a8 23881
831c4e87
KC		 23882 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
23883 altivec_register_operand.
0ec4e2a8 23884
b007569d
HPN		 238852002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
23886
23887 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
23888 handle SYMBOL_REF.
23889
e6834654
SS		 238902002-02-13 Stan Shebs <shebs@apple.com>
23891
831c4e87
KC		 23892 * c-typeck.c (digest_init): Handle vectors.
23893 (really_start_incremental_init): Same.
23894 (pop_init_level): Same.
23895 (process_init_element): Same.
e6834654 23896
831c4e87 23897 * varasm.c (output_constant): Same.
e6834654 23898
831c4e87
KC		 23899 * expr.c (clear_storage): Same.
23900 (store_constructor): Same.
e6834654 23901
d9b3eb63
EC		 239022002-02-12 Eric Christopher <echristo@redhat.com>
23903
23904 * explow.c (hard_function_value): Add comment explaining
23905 signed/unsigned comparison.
23906
56d44285
JJ		 239072002-02-12 Jakub Jelinek <jakub@redhat.com>
23908
23909 * jump.c (never_reached_warning): Add finish argument.
23910 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
23911 real insn after end.
23912 * rtl.h (never_reached_warning): Adjust prototype.
23913 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
23914 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
23915 never_reached_warning.
23916
fc209487
GS		 239172002-02-12 Graham Stott <grahams@redhat.com>
23918
23919 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
23920
1e41e866
KH		 239212002-02-12 Kazu Hirata <kazu@hxi.com>
23922
23923 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
23924 logical shifts on H8/300.
23925 (shift_alg_si): Improve several shifts on H8/300.
23926 (get_shift_alg): Likewise.
23927
a36a47ad
GS		 239282002-02-12 Graham Stott <grahams@redhat.com>
23929
23930 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
23931
0aacc8ed
RK		 23932Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23933
23934 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
23935 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
23936
a02ac966
HPN		 239372002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
23938
23939 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
23940 non-CONST_INT through default_assemble_integer.
23941 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
23942 <case 8>: Abort for CONST_DOUBLE.
23943
d6e06ddc
JDA		 239442002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
23945
23946 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
23947 is specified.
23948 * config/pa/pa-linux.h (LIB_SPEC): Delete.
23949 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
23950
515342a8
AH		 239512002-02-11 Andrew Haley <aph@cambridge.redhat.com>
23952
23953 * config/stormy16/stormy16.md (zero_extendqihi2): New.
23954
cddd8b72
AO		 239552002-02-11 Alexandre Oliva <aoliva@redhat.com>
23956
66df7a98
AO		 23957 * regrename.c (regrename_optimize): Don't accept a
23958 part-clobbered register if the replaced register is not part
23959 clobbered.
23960
841404cd
AO		 23961 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
23962 take padding into account when computing the argument value.
23963
1d1ade42
AO		 23964 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
23965
cddd8b72
AO		 23966 * combine.c (try_combine): Apply substitutions in
23967 CALL_INSN_FUNCTION_USAGE too.
23968
5c665b88
AH		 239692002-02-11 Aldy Hernandez <aldyh@redhat.com>
23970
77f6c1eb
RS		 23971 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
23972 __builtin_altivec_abs*.
23973 (bdesc_abs): New.
5c665b88 23974
77f6c1eb
RS		 23975 * config/rs6000/rs6000.h (rs6000_builtins): Add
23976 ALTIVEC_BUILTIN_ABS*.
5c665b88 23977
77f6c1eb
RS		 23978 * config/rs6000/altivec.h: Use const char for builtins expecting
23979 literals.
23980 (vec_abs): New versions for C and C++.
23981 (vec_abss): Same.
5c665b88 23982
3494f1b4
KH		 239832002-02-10 Kazu Hirata <kazu@hxi.com>
23984
23985 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
23986 using Pmode.
23987
72431aef
KH		 239882002-02-10 Kazu Hirata <kazu@hxi.com>
23989
23990 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
23991 constant definition from h8300.md.
23992 (FRAME_POINTER_REGNUM): Likewise.
23993 * config/h8300/h8300.md (define_constants): Add FP_REG.
23994
87e4ee91
KH		 239952002-02-10 Kazu Hirata <kazu@hxi.com>
23996
23997 * config/h8300/h8300.c (print_operand): Remove redundant code.
23998
9c188705
KH		 239992002-02-10 Kazu Hirata <kazu@hxi.com>
24000
24001 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
24002 * config/h8300/h8300.c (byte_reg): Make it static.
24003
fba78abb
RH		 240042002-02-10 Richard Henderson <rth@redhat.com>
24005
24006 PR c/5623
24007 * c-typeck.c (incomplete_type_error): Handle flexible array members.
24008
65739e62
RH		 240092002-02-10 Richard Henderson <rth@redhat.com>
24010
24011 PR c++/5624
24012 * tree.c (append_random_chars): Don't abort if main_input_filename
24013 does not exist.
24014
247cb9df
HPN		 240152002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
24016
24017 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
24018
232bd029
KH		 240192002-02-10 Kazu Hirata <kazu@hxi.com>
24020
65739e62 24021 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
232bd029
KH		 24022 (pushhi1): Likewise.
24023
276ef573
JDA		 240242002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
24025
24026 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
24027 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
24028
617e9ee5
DB		 240292002-02-09 David O'Brien <obrien@FreeBSD.org>
24030
24031 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
24032 remove MASK_VIS.
24033 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
24034
6dfa4005
KH		 240352002-02-09 Kazu Hirata <kazu@hxi.com>
24036
24037 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
24038 a half of an SImode register on H8/300.
24039
749e7b80
JH		 24040Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
24041
24042 * i386.md (movdi_2): Add missing '!'.
24043
ca77d87c
KH		 240442002-02-09 Kazu Hirata <kazu@hxi.com>
24045
24046 * config/h8300/h8300.h: Fix formatting. Remove commented-out
24047 definitions.
24048
16c96304
KH		 240492002-02-09 Kazu Hirata <kazu@hxi.com>
24050
24051 * config/h8300/h8300.md (length): Correct the distance valid
24052 for the short branch.
24053
a364bc90
KH		 240542002-02-09 Kazu Hirata <kazu@hxi.com>
24055
24056 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
24057
e4ec2cac
AO		 240582002-02-09 Alexandre Oliva <aoliva@redhat.com>
24059
a138247b
AO		 24060 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
24061 registers in SImode.
24062 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
24063 part-clobbered.
24064
2b1fd83f
AO		 24065 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
24066 patch.
d9b3eb63 24067
fa5322fa
AO		 24068 Contribute sh64-elf.
24069 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
24070 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
24071 (sh_cannot_modify_jumps_p): New function.
24072 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
24073 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
24074 (sh_ms_bitfield_layout_p): New function.
24075 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
24076 Zack Weinberg <zack@codesourcery.com>
24077 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
24078 expand_simple_binop instead of expand_binop.
24079 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
24080 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
24081 use of .quad and .uaquad.
24082 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
24083 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
24084 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
24085 * config/sh/sh.md (movdi_const, movdi_const_32bit,
24086 movdi_const_16bit): Make sure all CONSTs have modes.
24087 (sym2PIC): Ditto, but by adjusting all callers.
24088 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
24089 if the prologue calls the SHmedia argument decoder or register
24090 saver.
24091 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
24092 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
24093 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
24094 (sh_expand_epilogue): Don't emit USE of return target register.
24095 (prepare_move_operands): Legitimize DImode PIC addresses.
24096 (sh_media_register_for_return): Skip tr0, used to initialize the
24097 PIC register.
24098 (sh_expand_prologue): Remove explicit USE of return register.
24099 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
24100 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
24101 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
24102 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
24103 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
24104 EXTRA_CONSTRAINT_T.
24105 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
24106 (MOVI_SHORI_BASE_OPERAND_P): New.
24107 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
24108 (EXTRA_CONSTRAINT_T): Define in terms of them.
24109 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
24110 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
24111 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
24112 alternatives supporting TARGET_REGS.
24113 (UNSPEC_GOTPLT): New constant.
24114 (movdi split): Move incrementing of LABEL_NUSES...
24115 (movdi_const, movdi_const_32bit): Here. Use
24116 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
24117 (movdi_const_16bit): New.
24118 (call, call_value) [flag_pic]: Use GOTPLT.
24119 (call_pop, call_value_pop): New expands.
24120 (call_pop_compact, call_pop_rettramp): New insns.
24121 (call_value_pop_compact, call_value_pop_rettramp): New insns.
24122 (sibcall) [flag_pic]: Use GOT.
24123 (builtint_setjmp_receiver): Remove bogus, unused expand.
24124 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
24125 (*pt, *ptb, ptrel): New insns.
24126 (sym2GOT): Handle DImode GOT.
24127 (sym2GOTPLT, symGOTPLT2reg): New expands.
24128 (sym2PIC): New expand.
24129 (shcompact_return_tramp): Use GOTPLT to return trampoline.
24130 (shcompact_return_tramp_i): Use return register explicitly.
24131 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
24132 disable flag_reorder_blocks.
24133 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
24134 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
24135 clobbers, for clarity.
24136 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
24137 restoring of r0 in macl as MAYBE_DEAD.
24138 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
24139 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
24140 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
24141 alter_subreg all over.
24142 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
24143 reload, instead of emitting instructions that would require
24144 reloading.
24145 (casesi_load_media): Add missing modes.
24146 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
24147 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
24148 as used if the argument decoder is called.
24149 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
24150 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
24151 Pmode, then extend it to DImode if necessary.
24152 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
24153 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
24154 constants in FPU-enabled SHmedia, let them be loaded from memory.
24155 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
24156 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
24157 Adjust whitespace in assembly output templates.
24158 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
24159 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
24160 mode of if_then_else.
24161 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
24162 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
24163 sh.h.
24164 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
24165 Joern Rennecke <amylaar@redhat.com>
24166 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
24167 (SUBTARGET_CPP_PTR_SPEC): New.
24168 (SUBTARGET_CPP_SPEC): Remove.
24169 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
24170 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
24171 Fix typo in previous checkin.
24172 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
24173 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
24174 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
24175 Alexandre Oliva <aoliva@redhat.com>
24176 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
24177 what single FP register can hold for SHmedia target.
24178 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
24179 Alexandre Oliva <aoliva@redhat.com>
24180 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
24181 Do not split into SUBREG.
24182 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
24183 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
24184 and added new functions as specified in SH5 ABI r9.
24185 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
24186 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
24187 8-byte boundary.
24188 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
24189 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
24190 gen_consttable_4 and gen_consttable_8. Emit multiple labels
24191 and consttable_window_ends.
24192 2001-06-03 Graham Stott <grahams@redhat,com>
24193 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
24194 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
24195 * config/sh/sh.c (print_operand): Handle floating-point pair,
24196 vector and matrix registers.
24197 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
24198 vector modes into account.
24199 * config/sh/sh.md (movv2sf): Split move between registers into
24200 movdf.
24201 (movv4sf, movv16sf): Introduce insns that get split only after
24202 reload.
24203 * config/sh/shmedia.h: Fix Copyright dates.
24204 * config/sh/ushmedia.h: Likewise. Move loop counter
24205 declarations into conditionals that uses them.
24206 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
24207 loop boundary.
24208 * config/sh/sshmedia.h: Fix Copyright dates.
24209 (sh_media_PUTCFG): Fix constraints.
24210 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
24211 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
24212 ptrmemfunc_vbit_in_delta for SH5.
24213 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
24214 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
24215 * invoke.texi: Likewise.
24216 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
24217 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
24218 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
24219 GCC_pop_shmedia_regs_nofpu): New global symbols.
24220 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
24221 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
24222 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
24223 compact function with nonlocal labels.
24224 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
24225 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
24226 (initial_elimination_offset): Account for their stack space.
24227 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
24228 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
24229 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
24230 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
24231 least one of the operands to be a register.
24232 (movv2sf): Likewise. Renamed to movv2sf_i.
24233 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
24234 prepare_move_operands() before emitting SHmedia insns.
24235 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
24236 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
24237 Don't save nor initialize r12. Don't mis-align the stack.
24238 Pad the code with a nop.
24239 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
24240 stack.
24241 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
24242 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
24243 [__SHMEDIA__]: Implement.
24244 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
24245 * config/sh/sh.md: Set latency of `pt' closer to reality.
24246 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
24247 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
24248 Set move, load and store type attributes.
24249 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
24250 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
24251 profiling.
24252 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
24253 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
24254 * config/sh/sh.c (sh_media_register_for_return): New function.
24255 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
24256 branch-target register.
24257 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
24258 * config/sh/sh.md (return_media_i): Use any call-clobbered
24259 branch-target register.
24260 (return_media): If r18 wasn't copied in the prologue, copy it
24261 here.
24262 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
24263 Clear class FP0_REGS.
24264 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
24265 from elf.h.
24266 2001-03-08 DJ Delorie <dj@redhat.com>
24267 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
24268 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
24269 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
24270 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
24271 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
24272 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
24273 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
24274 return value correctly for call_cookie.
24275 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
24276 * config/sh/crt1.asm (start): Modified so as to call
24277 ___setup_argv_and_call_main.
24278 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
24279 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
24280 SHmedia mode.
24281 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
24282 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
24283 (STRIP_NAME_ENCODING): Use it.
24284 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
24285 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
24286 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
24287 prepare_scc_operands().
24288 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
24289 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
24290 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
24291 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
24292 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
24293 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
24294 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
24295 used in shcompact_incoming_args.
24296 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
24297 change.
24298 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
24299 mode.
24300 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
24301 Adjust accordingly.
24302 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
24303 Simplify. Adjust. Add sanity check.
24304 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
24305 FPU_SINGLE_BIT.
24306 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
24307 TARGET_SHCOMPACT.
24308 (udivsi3, divsi3): Use them.
24309 (force_mode_for_call): New insn.
24310 (call, call_value, sibcall_value): Emit it before SHcompact
24311 calls.
24312 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
24313 * config/sh/sh.md (call, call_value, sibcall): Make sure the
24314 call cookie is non-NULL before taking its value.
24315 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
24316 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
24317 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
24318 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
24319 block.
24320 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
24321 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
24322 temporary for stack adjusts. Use MACL and MACH to pass
24323 arguments to shcompact_incoming_args.
24324 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
24325 clobber r1.
24326 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
24327 (nested_trampoline): Load static chain address into r1.
24328 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
24329 2001-01-07 Alexandre Oliva <aoliva@redhat.com
24330 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
24331 fp_arith_reg_operand().
24332 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
24333 * config/sh/sh.md (casesi): Sign-extend the first two operands,
24334 and use signed compares for them.
24335 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
24336 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
24337 ones properly aligned.
24338 (find_barrier): Account for extra alignment needed for 8-byte wide
24339 constants.
24340 (machine_dependent_reorg): Require a label for the second 4-byte
24341 constant after an 8-byte one.
24342 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
24343 change.
24344 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
24345 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
24346 last_float when switching float modes.
24347 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
24348 auto-increment for general-purpose registers.
24349 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
24350 result.
24351 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
24352 for stack adjust.
24353 * config/sh/sh.c (sh_builtin_saveregs): Support using all
24354 registers for varargs.
24355 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
24356 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
24357 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
24358 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
24359 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
24360 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
24361 call_cookie accordingly.
24362 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
24363 (SHCOMPACT_BYREF): Likewise.
24364 (SHCOMPACT_FORCE_ON_STACK): New macro.
24365 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
24366 (sh_builtin_saveregs): Likewise.
24367 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
24368 shcompact_incoming_args): Use new shift values. Support
24369 sequences of consecutive and non-consecutive pushes/pops.
24370 * config/sh/sh.md (return): Don't explicitly use PR_REG.
24371 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
24372 * config/sh/sh.h (TEXT_SECTION): Define.
24373 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
24374 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
24375 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
24376 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
24377 return values on FPU-enabled SHmedia.
24378 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
24379 FPU-enabled SHmedia.
24380 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
24381 value is returned in a non-FP reg and is not returned by
24382 reference.
24383 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
24384 jump_ind.
24385 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
24386 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
24387 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
24388 quad-aligned to be passed by callee-copy reference.
24389 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
24390 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
24391 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
24392 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
24393 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
24394 copying low-numbered FP regs to r7 and r8.
24395 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
24396 FP regs to general-purpose regs only if the copy was passed on the
24397 stack.
24398 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
24399 copying FP reg to r9.
24400 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
24401 copy FP regs to general-purpose regs only in outgoing calls.
24402 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
1e4e95d6 24403 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
fa5322fa
AO		 24404 HOST_WIDE_INT.
24405 * config/sh/sh.h (struct sh_args): Document all fields.
24406 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
24407 passed partially on the stack should not consider making
24408 sibcalls.
24409 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
24410 stack_regs only for incoming calls. When passing FP args,
24411 make sure there are FP regs available before modifying
24412 call_cookie.
24413 (SHCOMPACT_BYREF): Pass double args in general-purpose
24414 registers by reference.
24415 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
24416 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
24417 attempt to generate sibcalls if the caller got any arguments
24418 by reference.
24419 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
24420 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
24421 to 8-byte boundaries.
24422 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
24423 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
24424 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
24425 stored in the stack.
24426 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
24427 for the offsets to have the ISA bit set.
24428 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
24429 invocation. Use beq instead of bgt to mark end of sequence of
24430 loads.
24431 (shcompact_incoming_args): Fix store of r2. Use beq instead of
24432 bgt to mark end of sequence of stores.
24433 * config/sh/sh.c (arith_operand): Don't check whether
24434 CONST_OK_FOR_J for now.
24435 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
24436 instead of long for conversion.
24437 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
24438 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
24439 before passing it to fprintf.
24440 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
24441 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
24442 Call set_fpscr before reading/writing SR.
24443 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
24444 Call set_fpscr.
24445 * config/sh/lib1funcs.asm: Add `.align 2' directives before
24446 SHmedia code.
24447 (FMOVD_WORKS): Define on SH5 with FPU.
24448 (set_fpscr): Define on SH5. Remove separate _fpscr_values
24449 setting.
24450 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
24451 _fpscr_values.
24452 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
24453 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
24454 address.
24455 (ia_main_table): Ditto.
24456 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
24457 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
24458 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
24459 the definitions from sh.h.
24460 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
24461 TARGET_SH5.
24462 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
24463 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
24464 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
24465 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
24466 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
24467 Increment LABEL_NUSES.
d9b3eb63 24468
fa5322fa
AO		 24469 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
24470 TARGET_SH5.
24471 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
24472 defined.
24473 * config/sh/elf.h (SIZE_TYPE): Likewise.
24474 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
24475 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
24476 shcompact_incoming_args): Load switch table addresses using
24477 datalabel.
24478 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
24479 (NO_BUILTIN_SIZE_TYPE): Define.
24480 (SIZE_TYPE): Don't define.
24481 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
24482 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
24483 definition of __SH5__=32 for -m5-compact-nofpu.
24484 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
24485 ADDR_DIFF_VEC.
24486 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
24487 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
24488 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
24489 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
24490 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
24491 (INSN_LENGTH_ALIGNMENT): Likewise.
24492 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
24493 * config/sh/sh.md (call, call_value, sibcall): Simplify
24494 copying of non-branch-target register.
24495 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
1e4e95d6 24496 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
fa5322fa
AO		 24497 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
24498 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
24499 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
24500 floating-point values as structs.
24501 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
24502 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
24503 general-purpose register.
24504 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
24505 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
24506 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
24507 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
24508 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
24509 (ENCODE_SECTION_INFO): Enclose variables and constants in
24510 DATALABEL unspecs.
24511 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
24512 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
24513 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
24514 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
24515 only for LABEL_REFs. For SYMBOL_REFs, prepend
24516 SH_DATALABEL_ENCODING to the symbol name.
24517 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
24518 convert_mode().
24519 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
24520 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
24521 UNSPEC_DATALABEL.
24522 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
24523 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
24524 (DATALABEL_REF_P): Don't require CONST.
24525 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
24526 REL label.
24527 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
24528 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
24529 right.
24530 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
24531 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
24532 Use shallow_copy_rtx and PUT_MODE to change the mode of
24533 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
24534 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
24535 on SHmedia using GENERAL_REGs.
24536 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
24537 bltu_media_i): Fix reversion of conditions.
24538 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
24539 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
24540 * config/sh/sh.c (output_far_jump): Save r13 in macl.
24541 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
24542 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
24543 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
24544 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
24545 (GCC_nested_trampoline): Likewise.
24546 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
24547 * config/sh/sh.c (gen_datalabel_ref): Define.
24548 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
24549 (INITIALIZE_TRAMPOLINE): Likewise.
24550 (TRAMPOLINE_ADJUST_ADDRESS): Define.
24551 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
24552 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
24553 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
24554 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
24555 (ic_invalidate): Adjust for SH5.
24556 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
24557 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
24558 _nested_trampoline.
24559 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
24560 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
24561 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
24562 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
24563 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
24564 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
24565 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
24566 * config/sh/sh.c (target_reg_operand): Match only target-branch
24567 registers and pseudos that aren't virtual registers.
24568 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
24569 Copy operands that don't match target_reg_operand to pseudos.
24570 (call_media, call_value_media, sibcall_media): Use
24571 target_reg_operand instead of target_operand.
24572 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
d9b3eb63 24573 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
fa5322fa
AO		 24574 * config/sh/sh.c (target_reg_operand): Match hardware registers
24575 other than branch-target registers.
24576 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
24577 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
24578 (fpscr_values) [SH5 == 32]: Define.
24579 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
24580 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
24581 Handle function addresses coming in SUBREGs.
24582 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
24583 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
24584 shcompact_return_trampoline): Use datalabel where appropriate.
24585 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
24586 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
24587 general-purpose register to copy one branch-target register to
24588 another.
24589 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
24590 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
24591 SYMBOL_REFs with VOIDmode.
24592 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
24593 bltu_media_i): New insns.
24594 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
24595 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
24596 (INIT_CUMULATIVE_ARGS): Likewise.
24597 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
24598 * machmode.def (V16SFmode): New mode.
24599 * c-common.c (type_for_mode): Support V2SF and V16SF.
24600 * tree.c (build_common_tree_nodes_2): Likewise.
24601 * tree.h (tree_index): Likewise.
24602 * calls.c (emit_call_1): Take args_so_far. Adjust all
24603 callers. Introduce CALL_POPS_ARGS.
24604 * tm.texi (CALL_POPS_ARGS): Document.
24605 * config/sh/crt1.asm: Implement in SHmedia mode.
24606 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
24607 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
24608 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
24609 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
24610 Implement divsi and udivsi in SHmedia mode. Introduce
24611 SHcompact trampolines.
24612 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
24613 only in SHmedia64.
24614 (regno_reg_class): Rewrite.
24615 (fp_reg_names): Remove.
24616 (sh_register_names, sh_additional_register_names): New.
24617 (print_operand): Added `u'. Support SUBREGs in addresses.
24618 Add parentheses around shifted CONSTs.
24619 (output_file_start): Output .mode and .abi directives.
24620 (shiftcosts, addsubcosts, multcosts): Adjust.
24621 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
24622 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
24623 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
24624 bytes, not registers. Take into account the need for the
24625 SHcompact incoming args trampoline. Adjust all callers.
24626 (sh_expand_prologue): Take stack_regs into account. Call
24627 incoming args trampoline. Keep stack aligned as per SH5 ABI.
24628 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
24629 stack aligned as per SH5 ABI.
24630 (sh_builtin_saveregs): Support SH5 ABI.
24631 (sh_build_va_list, sh_va_start): Likewise.
24632 (initial_elimination_offset): Take alignment into account.
24633 Compute location of PR according to the SH5 stack frame.
24634 (arith_reg_operand): Reject branch-target registers.
24635 (shmedia_6bit_operand): New.
24636 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
24637 (target_reg_operand): Match DImode only. Accept SUBREGs.
24638 (target_operand): New.
24639 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
24640 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
24641 SIBCALL_REGS for SHmedia.
24642 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
24643 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
24644 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
24645 (TARGET_SWITCHES): New SH5 flags.
24646 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
24647 VALID_REGISTER_P to disable unsupported registers.
24648 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
24649 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
24650 (FUNCTION_ARG_PADDING): Define.
24651 (FASTEST_ALIGNMENT): Adjust.
24652 (SH_REGISTER_NAMES_INITIALIZER): New.
24653 (sh_register_names): Declare.
24654 (DEBUG_REGISTER_NAMES): Define.
24655 (REGISTER_NAMES): Define based on sh_register_names.
24656 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
24657 (sh_additional_register_names): Declare.
24658 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
24659 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
24660 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
24661 (REGISTER_NATURAL_MODE): Define.
24662 (FIRST_PSEUDO_REGISTER): Adjust.
24663 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
24664 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
24665 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
24666 (VECTOR_MODE_SUPPORTED_P): Define.
24667 (REG_CLASS_CONTENTS): Adjust.
24668 (SMALL_REGISTER_CLASSES): Adjust.
24669 (REG_ALLOC_ORDER): Adjust.
24670 (INDEX_REG_CLASS): Adjust.
24671 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
24672 (CONST_OK_FOR_LETTER_P): Adjust.
24673 (PREFERRED_RELOAD_CLASS): Adjust.
24674 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
24675 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
24676 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
24677 (FIRST_FP_PARM_REG): Adjust.
24678 (CALL_POPS_ARGS): Define.
24679 (FUNCTION_ARG_REGNO_P): Adjust.
24680 (struct sh_args): New fields.
24681 (GET_SH_ARG_CLASS): Adjust.
24682 (INIT_CUMULATIVE_ARGS): Adjust.
24683 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
24684 (FUNCTION_ARG_ADVANCE): Adjust.
24685 (FUNCTION_ARG): Adjust.
24686 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
24687 (FUNCTION_ARG_CALLEE_COPIES): Define.
24688 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
24689 (STRICT_ARGUMENT_NAMING): Define.
24690 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
24691 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
24692 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
24693 (SETUP_INCOMING_VARARGS): Adjust.
24694 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
24695 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
24696 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
24697 (SUBREG_OK_FOR_INDEX_P): Adjust.
24698 (EXTRA_CONSTRAINT_S): Update.
24699 (EXTRA_CONSTRAINT_T): New.
24700 (EXTRA_CONSTRAINT): Adjust.
24701 (GO_IF_LEGITIMATE_INDEX): Adjust.
24702 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
24703 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
24704 (MOVE_MAX): Adjust.
24705 (MAX_MOVE_MAX): Define.
24706 (Pmode): Adjust.
24707 (CONST_COSTS): Adjust.
24708 (REGISTER_MOVE_COST): Adjust.
24709 (BRANCH_COST): Adjust.
24710 (TEXT_SECTION_ASM_OP): Adjust.
24711 (DBX_REGISTER_NUMBER): Adjust.
24712 (ASM_OUTPUT_DOUBLE_INT): New.
24713 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
24714 (PREDICATE_CODES): Adjust.
24715 (PROMOTE_MODE): Adjust.
24716 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
24717 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
24718 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
24719 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
24720 (DR0_REG, DR2_REG, DR4_REG): Renumber.
24721 (TR0_REG, TR1_REG, TR2_REG): New.
24722 (XD0_REG): Renumber.
24723 (UNSPEC_COMPACT_ARGS): New.
24724 (type): Added pt and ptabs.
24725 (length): Default to 4 on SHmedia. Default pt length to 12
1e4e95d6 24726 and 20 on SHmedia32 and SHmedia64, respectively.
fa5322fa
AO		 24727 (pt): New function unit.
24728 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
24729 Add whitespace between operands of SHmedia instructions.
24730 (movdicc): Fix.
24731 (adddi3_media, addsi3_media): Adjust constraints.
24732 (subsi3) [SHmedia]: Force operand 1 into a register.
24733 (udivsi3_i1_media, udivsi3_i4_media): New.
24734 (udivsi3): Support SHmedia.
24735 (divsi3_i1_media, divsi3_i4_media): New.
24736 (divsi3): Support SHmedia.
24737 (anddi3, iordi3, xordi3): Adjust constraints.
24738 (zero_extendhidi2, zero_extendqidi2): New.
24739 (extendsidi2, extendhidi2, extendqidi2): New.
24740 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
24741 (pop_e, pop_fpul, pop_4): Likewise.
24742 (movsi_media): Support FP and BT registers.
24743 (movsi_media_nofpu): New. Adjust splits to DImode.
24744 (lduw, ldub): Renamed to zero_extend* above.
24745 (movqi_media): Fix typo.
24746 (movdi_media): Support FP and BT registers.
24747 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
24748 (movdi_const_32bit): New.
24749 (shori_media): Require immediate operand. Use `u' for output.
24750 (movdf_media, movsf_media): Simplified.
24751 (movdf_media_nofpu, movsf_media_nofpu): New.
24752 (movdf, movsf): Adjust
24753 (movv2sf, movv2sf, movv16sf): New.
24754 (beq_media, beq_media_i): Adjust constraints. Don't use
24755 scratch BT register.
24756 (bne_media, bne_media_i): Likewise.
24757 (bgt_media, bgt_media_i): Likewise.
24758 (bge_media, bge_media_i): Likewise.
24759 (bgtu_media, bgtu_media_i): Likewise.
24760 (bgeu_media, bgeu_media_i): Likewise.
24761 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
24762 bunordered): Emit jump insn. Force operands to registers when
24763 needed.
24764 (jump_media, jump): Simplify.
24765 (call_compact, call_compact_rettramp): New.
24766 (call_value_compact, call_value_compact_rettramp): New.
24767 (call_media, call_value_media): Simplify.
24768 (sibcall_compact, sibcall_media): New.
24769 (call, call_value): Adjust for SHmedia and SHcompact.
24770 (sibcall, sibcall_value, untyped_call): Likewise.
24771 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
24772 (indirect_jump): Adjust for SHmedia.
24773 (casesi_jump_media): New.
24774 (nop): Re-enable for SHmedia.
24775 (call_site): Restrict to SH1.
24776 (casesi): Adjust for SHmedia.
24777 (casesi_shift_media, casesi_load_media): New.
24778 (return): Explicitly use PR register. Call return trampoline
24779 on SHcompact.
24780 (return_i): Explicitly use PR register.
24781 (shcompact_return_tramp, shcompact_return_tramp_i): New.
24782 (return_media): Adjust.
24783 (shcompact_incoming_args): New.
24784 (epilogue): Adjust.
24785 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
24786 (movstrsi): Disable on SH5.
24787 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
24788 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
24789 (subsf3, subsf3_media): Likewise.
24790 (mulsf3, mulsf3_media, mac_media): Likewise.
24791 (divsf3, divsf3_media): Likewise.
24792 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
24793 (floatsisf2, fux_truncsfsi2): Likewise.
24794 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
24795 constraints.
24796 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
24797 (cmpunsf_media, cmpsf): Likewise.
24798 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
24799 (abssf2, abssf2_media): Likewise.
24800 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
24801 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
24802 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
24803 (floatsidf2, fix_truncdfsi2): Likewise.
24804 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
24805 constraints.
24806 (cmpeqdf_media, cmpgtdf_media): Likewise.
24807 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
24808 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
24809 (absdf2, absdf2_media): Likewise.
24810 (extendsfdf2, extendsfdf2_media): Likewise.
24811 (truncsfdf2, truncsfdf2_media): Likewise.
24812 * config/sh/sh64.h: New file.
24813 * config/sh/t-sh64: New file.
24814 * config/sh/shmedia.h: New file.
24815 * config/sh/ushmedia.h: New file.
24816 * config/sh/sshmedia.h: New file.
24817 * configure.in: Added sh64-*-elf.
24818 * configure: Rebuilt.
24819 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
24820 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
24821 (reg_class_from_letter): Use `b' for TARGET_REGS.
24822 (print_operand): Support `%M', `%m', `AND' and
24823 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
24824 (andcosts): Adjust for SHmedia.
24825 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
24826 Likewise.
24827 (target_reg_operand): New function.
24828 * config/sh/sh-protos.h (target_reg_operand): Declare.
24829 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
24830 FP registers on SH5.
24831 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
24832 on SH4.
24833 (TARGET_REGISTER_P): New macro.
24834 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
24835 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
24836 (EXTRA_CONSTRAINT_S): New macro.
24837 (EXTRA_CONSTRAINT): Adjust.
24838 (FLOAT_TYPE_SIZE): Define to 32.
24839 (Pmode): DImode on SHmedia.
24840 (CONST_COSTS): Adjust for SHmedia literals.
24841 (PREDICATE_CODES): Added target_reg_operand.
24842 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
24843 * config/sh/sh.md: Remove all attrs from SHmedia insns.
24844 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
24845 (cmpdi): Accept SHmedia.
24846 (movdicc_false, movdicc_true): New insns.
24847 (movdicc): New expand.
24848 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
24849 no_new_pseudos.
24850 (addsi3_media): Match `S' constraint.
24851 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
24852 (negdi2): Expand for SHmedia.
24853 (one_cmpldi2): New expand.
24854 (zero_extendsidi2): Change from expand to insn.
24855 (extendsidi2): Add constraints.
24856 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
24857 LD/ST address. Fix SI immediate loading split.
24858 (movhi_media, movqi_media, lduw, ldub): New insns.
24859 (movhi, movqi): Accept SHmedia.
24860 (shori_media, movdi_media): Relax input constraints. Split
24861 symbolic constants.
24862 (movdf_media, movsf_media): New insn. New split to movdi.
24863 (movdf, movsf): Match on SHmedia.
24864 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
24865 bgeu_media): New insns and splits. New insns with `_i' suffix.
24866 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
24867 (bunordered): New expand.
24868 (jump_compact): Renamed from `jump'.
24869 (jump_media): New insn.
24870 (jump): New expand.
24871 (call_media, call_value_media): New insns.
24872 (call, call_value): Adjust.
24873 (indirect_jump_compact): Renamed from `indirect_jump'.
24874 (indirect_jump_media): New insn.
24875 (indirect_jump): New expand.
24876 (untyped_call, return): Accept SHmedia.
24877 (return_media): New insn.
24878 (prologue, epilogue, blockage): Accept SHmedia.
24879 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
24880 (sunordered): New expand.
24881 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
24882 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
24883 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
24884 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
24885 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
24886 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
24887 abssf2_media): New insns.
24888 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
24889 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
24890 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
24891 floatdidf2, floatsidf2_media, fix_truncdfdi2,
24892 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
24893 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
24894 absdf2_media): New insns.
24895 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
24896 (extendsfdf2_media, truncdfsf2_media): New insns.
24897 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
24898 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
24899 * config/sh/sh.h (CONST_OK_FOR_J): Document.
24900 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
24901 * config/sh/sh.md (adddi3): New expand.
24902 (adddi3_media, adddi3z_media): New insns.
24903 (adddi3_compact): Renamed from adddi3.
24904 (addsi3_media): Use add.l r63 to add constant zero.
24905 (subdi3): New expand.
24906 (subdi3_media): New insn.
24907 (subdi3_compact): Renamed from subdi3.
24908 (mulsidi3): New expand.
24909 (mulsidi3_media): New insn.
24910 (mulsidi3_compact): Renamed from mulsidi3.
24911 (umulsidi3): New expand.
24912 (umulsidi3_media): New insn.
24913 (umulsidi3_compact): Renamed from umulsidi3.
24914 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
24915 (ashlsi3, ashrsi3, lshrsi3): Use them.
24916 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
24917 (ashldi3, ashrdi3, lshrdi3): Use them.
24918 (zero_extendsidi2): New expand.
24919 (extendsidi2): New insn.
24920 (movsi_media): New insn. Split to movdi to load constants.
24921 (movsi): Enable for shmedia.
24922 (movdi_media): New insn. Use shori_media to load wide constants.
24923 (short_media): New insn.
24924 (movdi): Enable for shmedia.
24925 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
24926 * config/sh/sh.h (CPP_SPEC): Added `m5'.
24927 (SUBTARGET_CPP_SPEC): Added `!m5'.
24928 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
24929 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
24930 to all other SH variants.
24931 (TARGET_DEFAULT): Set to SH1_BIT.
24932 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
24933 (BITS_PER_WORD): Raise to 64 on shmedia.
24934 (MAX_BITS_PER_WORD): Change to 64.
24935 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
24936 (INT_TYPE_SIZE): Keep as 32.
24937 (UNITS_PER_WORD): Raise to 8 on shmedia.
24938 (MIN_UNITS_PER_WORD): Keep as 4.
24939 (POINTER_SIZE): Raise to 64 on shmedia.
24940 (CONST_OK_FOR_J): New macro.
24941 (CONST_OK_FOR_LETTER_P): Use it.
24942 (processor_type): Add PROCESSOR_SH5.
24943 * config/sh/sh.md: Conditionalize all expands, insns and
24944 splits to TARGET_SH1.
24945 (cpu): Added sh5.
24946 (addsi3_compact): Renamed from...
24947 (addsi3): Now an expand.
24948 (addsi3_media, subsi3_media): New insns.
24949 (subsi3): Don't negate constants with SHmedia.
24950
e4ec2cac
AO		 24951 * hooks.c: New file.
24952 * hooks.h: New file.
24953 * Makefile.in (HOOKS_H): New.
24954 (TARGET_DEF_H): Added $(HOOKS_H).
24955 (OBJS): Added hooks.o.
24956 (cfgcleanup.o, bb-reorder.o): Added target.h.
24957 (hooks.o): Added dependencies.
24958 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
24959 (TARGET_INITIALIZER): this.
24960 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
24961 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
24962 * bb-reorder.c: Include target.h.
24963 (reorder_basic_blocks): Skip if cannot modify jumps.
24964 * cfgcleanup.c: Include target.h.
24965 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
24966
246a46e0
CD		 249672002-02-08 Chris Demetriou <cgd@broadcom.com>
24968
831c4e87
KC		 24969 * config/mips/mips.md (casesi_internal, casesi_internal_di):
24970 Protect jump delay slot instructions with .set noreorder and
24971 .set nomacro.
246a46e0
CD		 24972
249732002-02-08 Chris Demetriou <cgd@broadcom.com>
6a5ea3f4
CD		 24974
24975 * config/mips/mips.md (casesi_internal_di): Calculate
24976 the index into the target offset table correctly.
24977
fdf473ae
RH		 249782002-02-08 Richard Henderson <rth@redhat.com>
24979
24980 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
24981 * final.c (output_addr_const): Accept and discard SUBREG.
24982 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
24983 mark them unknown instead.
24984 (simplify_subtraction): Handle RTX_UNKNOWN.
24985 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
24986
c50503ac
DE		 249872002-02-08 David Edelsohn <edelsohn@gnu.org>
24988
24989 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
24990
3660d217
RH		 249912002-02-08 Richard Henderson <rth@redhat.com>
24992
24993 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
24994
56547299
AJ		 249952002-02-08 Andreas Jaeger <aj@suse.de>
24996
24997 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
24998 * config/i386/t-linux64: New file.
24999
1cf537c5
JJ		 250002002-02-08 Jakub Jelinek <jakub@redhat.com>
25001
25002 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
25003 * c-parse.in (compstmt): Clear last_expr_type.
25004
5c7f5a5f
RH		 250052002-02-07 Richard Henderson <rth@redhat.com>
25006
25007 * loop.c (strength_reduce): Sink final_value when not
25008 eliminating a biv.
25009
b1138bf3
DB		 250102002-02-07 David O'Brien <obrien@FreeBSD.org>
25011
25012 * config/sparc/freebsd.h: Fix mismatched spec {.
25013
b6878a45
RH		 250142002-02-07 Richard Henderson <rth@redhat.com>
25015
25016 * cfgrtl.c: Include recog.h and insn-config.h.
25017 (keep_with_call_p): Fix general_operand invocation.
25018 * Makefile.in (cfgrtl.o): Update dependencies.
25019
ae19f5ef
KH		 250202002-02-07 Kazu Hirata <kazu@hxi.com>
25021
25022 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
25023 comment. Accept HImode only if TARGET_H8300.
25024
b137f9fc
EC		 250252002-02-07 Eric Christopher <echristo@redhat.com>
25026
25027 * config/mips/crtn.asm: Cleanup #ifdefs.
25028
250292002-02-07 Eric Christopher <echristo@redhat.com>
25030
25031 * config/mips/crti.asm: Add changes for mips16. mips16 uses
25032 register 7 as RA instead of $31.
25033 * config/mips/crtn.asm: Ditto.
25034 * config/mips/mips.c (mips_move_2words): Add case for
25035 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
25036 (compute_frame_size): Fix typo.
25037 (save_restore_insns): Ditto. Make documentation about using
25038 register $7 as return register more precise.
25039 (mips_expand_epilogue): Fix comment. Add code to work around not
25040 being able to add to the stack pointer directly.
25041 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
25042 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
25043 epilogue.
25044
768070a0
TR		 250452002-02-07 Tom Rix <trix@redhat.com>
25046
b137f9fc 25047 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
768070a0
TR		 25048 immediates in ldu and stdu DS opcode field.
25049 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
25050 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
25051 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
25052
225909c3
JS		 250532002-02-07 Jeff Sturm <jsturm@one-point.com>
25054
25055 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
25056 offset for stack bias.
25057
15fae023
L		 250582002-02-07 H.J. Lu <hjl@gnu.org>
25059
25060 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
25061
fde5badd
UW		 250622002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
25063
25064 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
25065
162f023b
JH		 25066Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
25067
25068 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
25069 * i386.c (x86_order_regs_for_local_alloc): New global function.
25070 * i386.h (REG_ALLOC_ORDER): CLeanup.
25071 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
25072
9b462c42
RH		 250732002-02-07 Richard Henderson <rth@redhat.com>
25074
85aa876c 25075 PR optimization/2463
9b462c42
RH		 25076 * alias.c (find_base_value): Recall base values for fixed hard regs.
25077 * loop.c (loop_regs_update): Don't use single_set on non-insns.
25078
06e455a9
AO		 250792002-02-07 Alexandre Oliva <aoliva@redhat.com>
25080
25081 * config/mips/mips.md (define_delay) [mips16]: Adjust required
25082 length.
25083
edd1967d
RH		 250842002-02-06 Richard Henderson <rth@redhat.com>
25085
25086 PR c/5609
25087 * stmt.c (resolve_operand_name_1): Take more care with mixed
25088 named and unnamed operands.
25089
a2cd028f
JJ		 250902002-02-06 Janis Johnson <janis187@us.ibm.com>
25091 Jan Hubicka <jh@suse.cz>
25092
25093 * loop.c (remove_constant_addition): Avoid clobbering a shared
25094 CONST expression.
25095
e8487c04
UW		 250962002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
25097
25098 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
25099 * config/s390/t-linux64: New file.
25100 * config/s390/libgcc-glibc.ver: New file.
25101
58d10f89
UW		 251022002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
25103
25104 * config/s390/linux64.h: Delete file.
25105 * config/s390/s390x.h: New file.
25106 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
25107 as target header file.
25108 * config/s390/linux.h (TARGET_VERSION): Define depending on
25109 DEFAULT_TARGET_64BIT.
25110 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
25111 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
25112 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
25113 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
25114 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
25115 (EXTRA_SPEC): New define.
25116 * config/s390/s390.h (TARGET_VERSION): Define depending on
25117 DEFAULT_TARGET_64BIT.
25118 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
25119
5ce89b2e
JM		 251202002-02-06 Jason Merrill <jason@redhat.com>
25121
25122 * c-decl.c (finish_function): Warn about a non-void function with
25123 no return statement and no abnormal exit.
25124 (current_function_returns_abnormally): New variable.
25125 (start_function): Clear it.
25126 (struct c_language_function): Add returns_abnormally.
25127 (push_c_function_context): Save it.
25128 (pop_c_function_context): Restore it.
25129 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
25130 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
25131 an explicit return type.
25132 * c-tree.h: Declare current_function_returns_abnormally.
25133 (C_FUNCTION_IMPLICIT_INT): New macro.
25134 * c-typeck.c (build_function_call): Set it.
25135 (c_expand_return): Set current_function_returns_value even if the
25136 value is erroneous.
25137
caaf2272
JJ		 251382002-02-06 Jakub Jelinek <jakub@redhat.com>
25139
25140 PR c/5420:
25141 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
25142 unsafe for reevaluation.
25143
d5129288
JJ		 251442002-02-06 Jakub Jelinek <jakub@redhat.com>
25145
25146 PR c/5482:
25147 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
25148 EXPR_STMT, but COMPOUND_STMT, recurse into it.
25149
7fb75099
RH		 251502002-02-06 Richard Henderson <rth@redhat.com>
25151
25152 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
25153 be a general_operand. Dest for function value must be a pseudo.
25154
d3a8b6a6
NC		 251552002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
25156
25157 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
25158 as SYMBOL_REFs from the constant pool.
25159
3c1299c5
AO		 251602002-02-06 Alexandre Oliva <aoliva@redhat.com>
25161
25162 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
25163 passed by invisible reference.
25164
c2c9f6c9
RH		 251652002-02-05 Richard Henderson <rth@redhat.com>
25166
25167 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
25168
a824924d
HPN		 251692002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
25170
25171 Implement using "base addresses" in insn operands as default.
25172 * config/mmix/mmix.c (mmix_conditional_register_usage): if
25173 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
25174 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
25175 used to read the rtx value.
25176 (mmix_target_asm_function_epilogue): Fix spacing.
25177 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
25178 (mmix_legitimate_address): Ditto.
25179 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
25180 should be loaded with a GETA insn. Don't allocate needless extra
25181 char for nul termination and fix misleading comment.
25182 (mmix_print_operand_address): Handle constants if
25183 TARGET_BASE_ADDRESSES.
25184 (mmix_output_register_setting): Use base addressing if
25185 TARGET_BASE_ADDRESSES and the number of insns is 3.
25186 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
25187 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
25188 to use R as constraint, add LDA to match s.
25189 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
25190 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
25191 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
25192 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
25193 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
25194 order with other fixed registers.
25195 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
25196 other parameter/call-clobbered registers.
25197 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
25198 -mbase-addresses, -mno-base-addresses.
25199 (MMIX Options): Ditto.
25200
73c342b9
JDA		 252012002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
25202
25203 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
25204
ef238c58
AH		 252052002-02-06 Aldy Hernandez <aldyh@redhat.com>
25206
831c4e87 25207 * config/rs6000/altivec.h: Change elem to _S_elem.
ef238c58 25208
ad08e60e
JT		 252092002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
25210
25211 * config/netbsd.h (WCHAR_TYPE): Define.
25212 (WCHAR_TYPE_SIZE): Ditto.
25213 (WINT_TYPE): Ditto.
25214 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
25215 (WCHAR_UNSIGNED): Ditto.
25216 (WCHAR_TYPE_SIZE): Ditto.
25217 (WINT_TYPE): Ditto.
25218 * config/arm/netbsd.h: Likewise.
25219 * config/i386/netbsd-elf.h: Likewise.
25220 * config/i386/netbsd.h: Likewise.
25221 * config/m68k/netbsd-elf.h: Likewise.
25222 * config/m68k/netbsd.h: Likewise.
25223 * config/ns32k/netbsd.h: Likewise.
25224 * config/sparc/netbsd.h: Likewise.
25225 * config/vax/netbsd.: Likewise.
25226
f913c102
AO		 252272002-02-05 Alexandre Oliva <aoliva@redhat.com>
25228
25229 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
25230 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
25231 (TARGET_INITIALIZER): this.
25232 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
25233 (BITFIELD_NBYTES_LIMITED): Markup fix.
25234 * tree.h (default_ms_bitfield_layout_p): Declare.
25235 (record_layout_info): Added prev_field.
25236 * tree.c (default_ms_bitfield_layout_p): New fn.
25237 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
25238 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
25239 * stor-layout.c: Include target.h.
25240 (start_record_layout): Initialize prev_field.
25241 (place_field): Handle MS bit-field layout, and disregard
25242 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
25243 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
25244 * Makefile.in (stor-layout.o): Adjust dependencies.
25245
c13db5d1
JM		 252462002-02-05 Jason Merrill <jason@redhat.com>
25247
c13db5d1
JM		 25248 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
25249
4505024e
AJ		 252502002-02-05 Andreas Jaeger <aj@suse.de>
25251
25252 * crtstuff.c: Fix comments.
25253
794ad79d
RH		 252542002-02-05 Richard Henderson <rth@redhat.com>
25255
2e279a9b
RH		 25256 PR fortran/3393
25257 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
25258 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
25259
794ad79d
RH		 25260 PR fortran/3392
25261 * config/mips/mips.c (function_arg): Handle TImode.
25262 (function_arg_advance): Likewise.
25263
8f909017
AH		 252642002-02-05 Aldy Hernandez <aldyh@redhat.com>
25265
c13db5d1
JM		 25266 * config/rs6000/altivec.h (vec_step_help): Rename to
25267 __vec_step_help.
8f909017 25268
66daa9e3
AH		 252692002-02-05 Aldy Hernandez <aldyh@redhat.com>
25270
c13db5d1 25271 * config/rs6000/altivec.h: Fix typos.
66daa9e3 25272
2696e97b
JT		 252732002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
25274
25275 * config/arm/netbsd.h: Correct a comment.
25276
3deb2758
AH		 252772002-02-05 Aldy Hernandez <aldyh@redhat.com>
25278
c13db5d1
JM		 25279 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
25280 building void typed builtins.
3deb2758 25281
c13db5d1
JM		 25282 * config/rs6000/altivec.h (vec_ld*): Fix typos.
25283 (vec_step): Implement for C++.
3deb2758 25284
c13db5d1 25285Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2c79137a
RK		 25286
25287 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
25288
ebbb0a63
RH		 252892002-02-04 Richard Henderson <rth@redhat.com>
25290
25291 * combine.c (nonzero_bits): Re-introduce special case for
25292 sp/fp/ap wrt REGNO_POINTER_ALIGN.
25293
ae4b4a02
AH		 252942002-02-05 Aldy Hernandez <aldyh@redhat.com>
25295
c13db5d1
JM		 25296 * doc/extend.texi: Warn about unsupported usage of altivec
25297 builtins.
ae4b4a02 25298
c13db5d1
JM		 25299 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
25300 (altivec_predicate_*): New.
ae4b4a02 25301
c13db5d1
JM		 25302 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
25303 Add C++ version of vec_*() functions.
ae4b4a02 25304
c13db5d1
JM		 25305 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
25306 (bdesc_2arg): Remove altivec predicates.
25307 (altivec_expand_builtin): Handle predicates.
25308 (altivec_init_builtins): Handle predicates.
25309 (altivec_expand_predicate_builtin): New.
ae4b4a02 25310
f6bcf44c
JDA		 253112002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
25312
25313 * pa.c (DO_FRAME_NOTES): Move forward.
25314 (store_reg): Revise handling of frame notes.
25315 (load_reg): Likewise.
25316 (set_reg_plus_d): Likewise.
25317 (hppa_expand_prologue): Likewise.
25318 (hppa_expand_epilogue): Likewise.
b137f9fc 25319
703b0080
JDA		 253202002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
25321
25322 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
25323
6f9fdf4d
JJ		 253242002-02-04 Jakub Jelinek <jakub@redhat.com>
25325
25326 PR c/4475, c++/3780:
25327 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
25328 * c-common.h (SWITCH_TYPE): Define.
25329 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
25330 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
25331 Rename spareness variable to sparseness.
25332 (expand_end_case_type): Renamed from expand_end_case, use orig_type
25333 if non-NULL instead of TREE_TYPE (orig_index).
25334 * tree.h (expand_end_case_type): Renamed from expand_end_case.
25335 (expand_end_case): Define using expand_end_case_type.
25336 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
25337 to expand_end_case_type.
25338 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
25339
79109502
JDA		 253402002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
25341
25342 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
25343 (BIGGEST_ALIGNMENT): Change to 128.
25344
e62a5987
JDA		 253452002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
25346
25347 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
25348
219f24a4
JDA		 253492002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
25350
25351 * pa.md (call_internal_reg_64bit): Remove unused variable.
25352
3cb66fd7
NC		 253532002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
25354
25355 * config/arm/arm.h (machine_function): Add uses_anonymous_args
25356 field.
831c4e87 25357 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
3cb66fd7 25358 * config/arm/arm.c (current_function_anonymous_args): Delete,
831c4e87
KC		 25359 replace uses with cfun->machine->uses_anonymous_args.
25360 (arm_reorg): Do not reset uses_anonymous_args.
3cb66fd7
NC		 25361
25362 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
25363 any geenral register.
b137f9fc 25364
5d5603e2 253652001-02-04 Bernd Schmidt <bernds@redhat.com>s
24c545ff
BS		 25366
25367 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
25368 the entry block.
25369
563c12b0
RH		 253702002-02-04 Richard Henderson <rth@redhat.com>
25371
25372 * combine.c (force_to_mode): Remove STACK_BIAS code.
25373 (nonzero_bits): Likewise. Replace sp/fp special case with
25374 REGNO_POINTER_ALIGN.
25375
25376 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
25377 (HARD_FRAME_POINTER_REGNUM): New.
25378 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
25379 (FIXED_REGS, CALL_USED_REGS): Update.
25380 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
25381 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
25382 (HARD_REGNO_NREGS): Update for SFP.
25383 (STACK_POINTER_OFFSET): Include bias here ...
25384 (FIRST_PARM_OFFSET): ... not here.
25385 (STACK_BIAS): Remove.
25386 (INIT_EXPANDERS): New.
25387 (STARTING_FRAME_OFFSET): Do not include bias.
25388 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
25389 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
25390 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
25391 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
25392 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
25393 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
25394 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
25395 (MUST_SAVE_REGISTER): Likewise.
25396 (sparc_flat_function_prologue): Likewise.
25397 (sparc_flat_function_epilogue): Likewise.
25398 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
25399 (sparc_init_modes): SFP is GENERAL_REGS.
25400 (sparc_builtin_saveregs): SFP does not have bias applied.
25401
14691f8d
RH		 254022002-02-04 Richard Henderson <rth@redhat.com>
25403
25404 * config/alpha/alpha.c (current_function_is_thunk): Don't check
25405 current_function_is_thunk.
25406 (alpha_sa_mask): Distinguish between current_function_is_thunk
25407 called from ASM_OUTPUT_MI_THUNK and not.
25408 (alpha_does_function_need_gp): Thunks always need gp.
25409 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
25410 (alpha_output_mi_thunk_osf): New.
25411 * config/alpha/alpha-protos.h: Update.
25412 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
25413
af702de8
RS		 254142002-02-04 Richard Sandiford <rsandifo@redhat.com>
25415
25416 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
25417 function types, not when they're taken away.
25418
5b1cacd8
JL		 25419Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
25420
25421 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
25422 CODE_LABEL and jump table when replacing a table jump with a
25423 simple jump.
25424
f3e9edff
UW		 254252002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
25426
25427 * config/s390/s390-protos.h (legitimize_la_operand,
25428 s390_secondary_input_reload_class, s390_plus_operand,
25429 s390_expand_plus_operand): Add prototypes.
25430
25431 config/s390/s390.c (s390_secondary_input_reload_class,
25432 s390_plus_operand, s390_expand_plus_operand): New functions.
25433
25434 (struct s390_address): New member 'pointer'.
25435 (s390_decompose_address): Compute it.
25436 (legitimate_la_operand_p): Use it.
25437 (legitimize_la_operand): New function.
25438 (movti, movdi, movdf splitters): Call it.
25439
25440 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
25441 (PREDICATE_CODES): Add s390_plus_operand.
25442
25443 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
25444 (la_ccclobber): Allow GENERAL_REGS as output operand.
25445
25446 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
25447 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
25448 (*la_64, *la_31, reload_indi, reload_insi): ... these.
25449
3c9a08ec
UW		 254502002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
25451
25452 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
25453 register names for regular asm () construct.
25454
ac300a45
JJ		 254552002-02-04 Jakub Jelinek <jakub@redhat.com>
25456
25457 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
25458 registers.
25459
fa852403
JJ		 254602002-02-04 Jakub Jelinek <jakub@redhat.com>
25461
25462 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
25463 pat for recog.
25464
fecaac37
HP		 254652002-02-04 Hartmut Penner <hpenner@de.ibm.com>
25466
831c4e87
KC		 25467 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
25468 constant pool to be identical by string address and index.
fecaac37 25469
10c45943
AG		 254702002-02-04 Anthony Green <green@redhat.com>
25471
25472 * output.h (SECTION_OVERRIDE): Define.
25473 * varasm.c (named_section): Obey SECTION_OVERRIDE.
25474
69474c3c
JT		 254752002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
25476
25477 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
25478 by existing arm*-*-netbsd* (a.out) target.
25479 (ns32k-*-netbsdelf*): Likewise.
25480 (sparc-*-netbsdelf*): Likewise.
25481 (vax-*-netbsdelf*): Likewise.
25482
939a46f6 254832002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
3b56934f
CF		 25484
25485 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
25486 headers and libobjc headers.
25487
254882002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
25489
25490 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
25491 (_mingw.h): Remove duplicate include.
25492
2fd95d71
JT		 254932002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
25494
25495 * config.gcc: Set cpu_type to m68k for 68010, as well.
25496 (m68010-*-netbsdelf*): New...
25497 (m68k*-*-netbsdelf*): ...targets.
25498 * config/m68k/netbsd-elf.h: New file.
25499
0ea6f6a0
KH		 255002002-02-02 Kazu Hirata <kazu@hxi.com>
25501
25502 * config/h8300/h8300.c (hand_list): Move inside function_arg.
25503
cbf1b2da
KH		 255042002-02-02 Kazu Hirata <kazu@hxi.com>
25505
25506 * config/h8300/h8300.c (h8_push_ops): Move inside
25507 h8300_init_once.
25508 (h8_pop_ops): Likewise.
25509 (h8_move_ops): Likewise.
25510
0869f126
KH		 255112002-02-02 Kazu Hirata <kazu@hxi.com>
25512
25513 * config/h8300/h8300.c (os_task): Make it static.
25514 (monitor): Likewise.
25515 (pragma_saveall): Likewise.
25516
90e65b70
AO		 255172002-02-02 Alexandre Oliva <aoliva@redhat.com>
25518
25519 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
25520 constant is a valid sign-extension for Pmode.
25521
9cbcd983
KH		 255222002-02-02 Kazu Hirata <kazu@hxi.com>
25523
25524 * config/h8300/h8300.c: Fix formatting.
25525
7a27efc4
KH		 255262002-02-02 Kazu Hirata <kazu@hxi.com>
25527
25528 * config/h8300/h8300.md: Fix formatting.
25529
54175a44
KH		 255302002-02-02 Kazu Hirata <kazu@hxi.com>
25531
25532 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
25533 predicates of operands[1]. Split the patterns for each
25534 processor variant.
25535
eceb1755
KH		 255362002-02-02 Kazu Hirata <kazu@hxi.com>
25537
25538 * config/h8300/h8300.md (xor patterns): Tighten the predicates
25539 of operands[1] to register_operand.
25540
0fef3fd0
NB		 255412002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
25542
25543 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
25544 * cpphash.c (_cpp_init_hashtable): Similarly.
25545 * cppinit.c (cpp_create_reader): Default the signed_char flag.
25546 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
05713b80 25547 (COMMAND_LINE_OPTIONS): Recognize -f{un,}signed-char.
0fef3fd0
NB		 25548 (cpp_handle_option): Handle the new options.
25549 * cpplex.c (cpp_interpret_charconst): Use new flag.
25550 * cpplib.h (struct cpp_options): New member signed_char.
25551 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
25552 (cpp_options): Handle -fsigned-char and -funsigned-char.
25553 (static_specs): Remove signed_char_spec.
25554 (do_spec1): Don't handle %c.
25555 * system.h: Poison SIGNED_CHAR_SPEC.
25556 * tradcif.y (yylex): Use flag_signed_char.
25557 * tradcpp.h (flag_signed_char): New.
25558 * tradcpp.c (flag_signed_char): New.
25559 (main): Handle new command-line options.
25560 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
25561config:
25562 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
25563 * avr/avr.h: Remove old comments.
25564 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
25565 (CC1_SPEC): Pass -fsigned-char if -mic*.
25566 (SIGNED_CHAR_SPEC): Remove.
25567doc:
25568 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
25569
0617ed52
EC		 255702002-02-01 Eric Christopher <echristo@redhat.com>
25571
25572 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
25573 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
25574 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
25575 (ASM_OUTPUT_REG_POP): Ditto.
25576
dfd48d76
NB		 255772002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
25578
25579 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
25580 patch.
25581
4a23409e
JJ		 255822002-02-02 Jakub Jelinek <jakub@redhat.com>
25583
25584 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
25585
d3c52658
JJ		 255862002-02-02 Jakub Jelinek <jakub@redhat.com>
25587
25588 PR c/5304:
25589 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
25590 unconditionally.
25591
02c5a3bd
JJ		 255922002-02-01 Janis Johnson <janis187@us.ibm.com>
25593
25594 * cfganal.c: Include tm_p.h.
25595 (keep_with_call_p): Fix the test that determines if a register holds
25596 the return value of a call.
25597
3968de80
DD		 255982002-02-01 DJ Delorie <dj@redhat.com>
25599
25600 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
25601 we are given conflicting registers, switch to the other one we
25602 had allocated for us.
25603 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
25604 as TImode so we know when the "other" register is available.
25605
1338ea6c
DB		 256062002-02-01 David O'Brien <obrien@FreeBSD.org>
25607
25608 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
25609 sparc/sparc_bi.h.
25610
f015be23
JJ		 256112002-02-01 Janis Johnson <janis187@us.ibm.com>
25612
25613 * cfganal.c (keep_with_call_p): New function.
25614 (flow_call_edges_add): Prevent splitting a block between a call and
25615 a single-set instruction that should be kept in the same block.
25616
63708ffc
CR		 256172002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
25618
25619 * doc/install.texi (avr): Update outdated URL.
25620
5ee4950e
AH		 256212002-01-30 Andrew Haley <aph@cambridge.redhat.com>
25622
831c4e87
KC		 25623 * config/stormy16/stormy16.md (pushqi): New.
25624 (popqi): New.
25625 (pushhi): New.
25626 (pophi): New.
25627 (movhi): Remove stack operands.
25628 (movqi): Likewise.
25629 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
25630 nonimmediate_nonstack_operand.
25631 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
25632 New.
25633 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
25634 New.
5ee4950e 25635
b88c0704
JM		 256362002-01-31 Jason Merrill <jason@redhat.com>
25637
25638 * Makefile.in (c-parse.c): Handle .output file.
25639 * objc/Make-lang.in (objc-parse.c): Likewise.
25640
ac282977
AO		 256412002-02-01 Alexandre Oliva <aoliva@redhat.com>
25642
25643 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
25644 the -me[lb] option is given. Don't output the default flag
25645 twice.
25646
bebc7e8b
ZW		 256472002-01-31 Zack Weinberg <zack@codesourcery.com>
25648
25649 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
25650 the primary source file; this has not been done yet.
25651 * c-decl.c (c_expand_body): Reset input_filename from
25652 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
25653
5809eb5f
KH		 256542002-01-31 Kazu Hirata <kazu@hxi.com>
25655
25656 * rtlanal.c (subreg_regno_offset): Do not use
25657 SUBREG_REGNO_OFFSET.
25658 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
25659 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
25660
8512bbd7
JM		 256612002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
25662
25663 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
25664 version rather than GNATS version in --version output.
25665
74cb3cc8
RS		 256662002-01-31 Richard Sandiford <rsandifo@redhat.com>
25667
25668 * ifcvt.c (noce_process_if_block): Make a copy of the destination
25669 when copying back from a temporary.
25670
874b5b14
RH		 256712002-01-30 Richard Henderson <rth@redhat.com>
25672
25673 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
25674 and new_dest are the same.
25675
e803a64b
RH		 256762002-01-30 Richard Henderson <rth@redhat.com>
25677
89cf7be5 25678 PR opt/5076
e803a64b
RH		 25679 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
25680 * rtl.c (note_insn_name): Update.
25681 * emit-rtl.c (remove_unnecessary_notes): Kill it.
25682 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
25683 to perform loop rotation.
25684 (expand_exit_loop_top_cond): New.
25685 * tree.h (expand_exit_loop_top_cond): Declare it.
25686 * c-semantics.c (genrtl_while_stmt): Use it.
25687 (genrtl_for_stmt): Likewise.
25688
0b51254d
AO		 256892002-01-30 Alexandre Oliva <aoliva@redhat.com>
25690
25691 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
25692 arguments to 64-bit boundaries on 64-bit ABIs.
25693
71cef493
SE		 256942002-01-30 Steve Ellcey <sje@cup.hp.com>
25695
25696 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
25697
6169e5fd
JM		 256982002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
25699
25700 * c-decl.c (grokdeclarator): Handle type being a typedef for an
25701 invalid type.
25702
86f808dc
DB		 257032002-01-30 David O'Brien <obrien@FreeBSD.org>
25704
25705 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
25706 * config/sparc/sparc_bi.h: Remove file.
25707 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
25708
5748ebeb
RH		 257092002-01-30 Richard Henderson <rth@redhat.com>
25710
25711 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
25712
20d32cc2
ZW		 257132002-01-30 Zack Weinberg <zack@codesourcery.com>
25714
25715 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
25716
b88c0704 257172002-01-30 Jason Merrill <jason@redhat.com>
6bb28965
JM		 25718
25719 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
25720 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
25721 (reg_save): Use DW_CFA_offset_extended_sf instead.
25722
25723 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
25724
37060e78
JJ		 257252002-01-29 Jakub Jelinek <jakub@redhat.com>
25726
25727 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
25728 in cselib_lookup.
25729
d18dba68
AH		 257302002-01-29 Aldy Hernandez <aldyh@redhat.com>
25731
bebc7e8b
ZW		 25732 * rs6000.md ("*call_value_local32"): Remove constraints.
25733 ("*call_value_local64"): Same.
25734 ("*call_value_indirect_nonlocal_aix32"): Same.
25735 ("*call_value_nonlocal_aix32"): Same.
25736 ("*call_value_indirect_nonlocal_aix64"): Same.
25737 ("*call_value_nonlocal_aix64"): Same.
25738 ("*call_value_nonlocal_sysv"): Same.
d18dba68 25739
80a8aac6
RH		 257402002-01-29 Richard Henderson <rth@redhat.com>
25741
25742 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
25743
12beba6f
RH		 257442002-01-29 Richard Henderson <rth@redhat.com>
25745
25746 * expr.c (force_operand): Ignore flag_pic for detecting pic
25747 address loads.
25748 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
25749 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
25750 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
25751 instead of open-coded loop.
25752 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
25753 be fixed when in use.
25754
2583081e
RH		 257552002-01-29 Richard Henderson <rth@redhat.com>
25756
25757 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
25758 * sched-rgn.c (propagate_deps): Update them.
25759 * sched-deps.c (sched_analyze_insn): Update them. Flush the
25760 clobbers list when either gets too long.
25761
3b8d200e
JJ		 257622002-01-29 Jakub Jelinek <jakub@redhat.com>
25763
25764 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
25765 and INDEX_REGS the same as GENERAL_REGS.
25766 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
25767
2d3115eb
NB		 257682002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
25769
bebc7e8b 25770 * tree.c (build_nonstandard_integer_type): Correct prototype.
2d3115eb 25771
ecbe845e
UW		 257722002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
25773
bebc7e8b 25774 * config/s390/s390.md (movstrsico, movstrdix_64,
ecbe845e 25775 movstrsix_31): Remove, replace by ...
bebc7e8b 25776 (movstrdi_short, movstrsi_short, movstrdi_long,
ecbe845e
UW		 25777 movstrsi_long): ... these. New.
25778 (movstrdi, movstrsi): Adapt.
25779
25780 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
bebc7e8b 25781 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
ecbe845e
UW		 25782 Remove unnecessary CC clobber.
25783 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
25784 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
25785
25786 (divmoddi4): Don't partially initialize TImode register.
25787
0b32fca5
GK		 257882002-01-29 Geoffrey Keating <geoffk@redhat.com>
25789
25790 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
25791
08ef5437
RH		 257922002-01-29 Richard Henderson <rth@redhat.com>
25793
25794 * flow.c (print_rtl_and_abort): Remove.
25795 (print_rtl_and_abort_fcn): Remove.
25796 (verify_local_live_at_start): Use dump_bb instead.
25797 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
25798 (verify_wide_reg_1): Return 2 on mode test failure.
25799
8469e54e
NB		 258002002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
25801
25802 PR c/3325, c/3326, c/2511, c/3347
25803 * c-decl.c (enum_decl_context): Remove BITFIELD.
25804 (grokdeclarator): Take bitfield width as an input.
25805 Ensure bitfields are given the correct type. Perform
25806 bitfield width validation with build_bitfield_integer_type
25807 rather than waiting for finish_struct.
25808 (grok_typename, grok_typename_in_parm_context, start_decl,
25809 push_parmdecl, grokfield, start_function): Update calls to
25810 grokdeclarator.
25811 (build_bitfield_integer_type): New function.
25812 (finish_struct): Move bitfield validation to grokdeclarator
bebc7e8b 25813 and build_bitfield_integer_type.
8469e54e
NB		 25814 * tree.c (build_nonstandard_integer_type): New function.
25815 * tree.h (build_nonstandard_integer_type): New prototype.
25816objc:
25817 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
25818
ffdeea47
JJ		 258192002-01-29 Jakub Jelinek <jakub@redhat.com>
25820
25821 PR other/1502:
25822 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
25823 don't ignore unrecognized -W* options.
25824 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
25825 * cpplib.h (cpp_handle_option): Adjust prototype.
25826 * c-decl.c (c_decode_options): Pass 0 as last argument to
25827 cpp_handle_option.
25828
25829 PR c/2896:
25830 * gcc.c (cpp_unique_options): Split from cpp_options.
25831 (cpp_options): Source cpp_unique_options.
25832 (default_compilers): Use cpp_unique_options instead of cpp_options
25833 when used together with cc1_options.
25834 (static_specs): Add cpp_unique_options.
25835 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
25836 when used together with cc1_options.
25837
1a275226
KH		 258382002-01-29 Kazu Hirata <kazu@hxi.com>
25839
25840 * config/h8300/h8300-protos.h: Update the prototype of
25841 output_a_shift.
25842 * config/h8300/h8300.c (output_a_shift): Remove an unused
25843 argument 'insn'. Remove redundant code.
25844 * config/h8300/h8300.md: Adust to the new prototype of
25845 output_a_shift.
25846
a11d9dfc
KH		 258472002-01-29 Kazu Hirata <kazu@hxi.com>
25848
25849 * config/h8300/h8300-protos.h: Update the prototypes of
25850 emit_a_rotate and expand_a_rotate.
25851 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
25852 first argument to 'enum rtx_code'.
25853 (expand_a_rotate): Likewise.
25854
871f73e3
KH		 258552002-01-28 Kazu Hirata <kazu@hxi.com>
25856
25857 * config/h8300/h8300-protos.h: Update the prototype of
25858 output_simode_bld.
25859 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
25860 'log2'.
25861 * config/h8300/h8300.md: Adjust to the new prototype.
25862
5fc4b751
KH		 258632002-01-28 Kazu Hirata <kazu@hxi.com>
25864
25865 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
25866 redundant code.
25867
2d67bd7b
JDA		 258682002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
25869
25870 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
25871 is a fixed register before returning pic_offset_table_rtx.
25872 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
25873 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
25874
5a852b3e
JM		 258752002-01-28 Jason Merrill <jason@redhat.com>
25876
6bb28965 25877 * dwarf2.h: Sync with src version.
5a852b3e 25878
3bca17dd
PK		 258792002-01-28 Paul Koning <pkoning@equallogic.com>
25880
25881 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
25882 BT_FN_VOID_PTR_VAR.
25883 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
25884 * doc/extend.texi (__builtin_prefetch): Update documentation:
25885 first argument is now const void ptr.
25886
7dc3f8c0
KH		 258872002-01-28 Kazu Hirata <kazu@hxi.com>
25888
25889 * config/h8300/h8300-protos.h: Remove an unused prototype.
25890
e83cb5f0
RZ		 258912002-01-28 Roman Zippel <zippel@linux-m68k.org>
25892
25893 * toplev.c (lang_independent_init): Round up identifier size.
25894
5721cd84
RE		 258952002-01-28 Richard Earnshaw <rearnsha@arm.com>
25896
25897 * config.gcc: Revert previous change.
25898
d534119e
AP		 258992002-01-28 Andris Pavenis <pavenis@latnet.lv>
25900
25901 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
25902
5a721dab
RE		 259032002-01-28 Richard Earnshaw <rearnsha@arm.com>
25904
25905 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
25906 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
25907 other non-elf netbsd config frags.
25908 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
25909 collect2 will does that.
25910 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
25911 shared-lib frobbing will work.
25912
da1775d6
KH		 259132002-01-28 Kazu Hirata <kazu@hxi.com>
25914
25915 * config/h8300/h8300.h: Fix formatting.
25916 * config/h8300/h8300.md: Likewise.
25917
8f2e963b
LR		 259182002-01-28 Loren J. Rittle <ljrittle@acm.org>
25919
25920 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
25921 the old, removed AAA_standards fix.
25922 * fixinc/fixincl.x: Rebuilt.
25923
fdae5767
HPN		 259242002-01-28 Hans-Peter Nilsson <hp@axis.com>
25925
25926 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
25927 atexit call in crtbegin, hooked in after call to frame_dummy;
25928 register EH before registering __fini__start.
25929
2a2ecb63
AH		 259302002-01-28 Aldy Hernandez <aldyh@redhat.com>
25931
25932 * config/rs6000/altivec.h: Remove spurious semicolons.
25933
8ed43adf
KH		 259342002-01-27 Kazu Hirata <kazu@hxi.com>
25935
25936 * config/h8300/h8300.md: Replace dead bit extraction patterns
25937 with ones that work.
25938
917afb0c
RK		 25939Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25940
25941 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
25942 if not STRICT_ALIGNMENT.
25943 * rtl.h (MEM_ALIGN): Likewise.
25944
f70a54cb
CR		 259452002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
25946
25947 * doc/invoke.texi (-fdump-translation-unit): Revert this
25948 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
25949
d8fd4914
KH		 259502002-01-27 Kazu Hirata <kazu@hxi.com>
25951
25952 * config/h8300/h8300.md (define_constants): New.
25953 (anonymous patterns) Use defined constants appropriately.
25954
15e0e275
KH		 259552002-01-27 Kazu Hirata <kazu@hxi.com>
25956
25957 * config/h8300/h8300.c (function_arg): Remove redundant code.
25958
37a0f8a5
RH		 259592002-01-26 Richard Henderson <rth@redhat.com>
25960
25961 * sched-deps.c (reg_pending_uses_head): New.
25962 (reg_pending_barrier): Rename from reg_pending_sets_all.
25963 (find_insn_list): Don't mark inline.
25964 (find_insn_mem_list): Remove.
25965 (add_dependence_list, add_dependence_list_and_free): New.
25966 (flush_pending_lists): Replace only_write param with separate
25967 for_read and for_write parameters. Update all callers. Use
25968 add_dependence_list_and_free.
25969 (sched_analyze_1): Do not add reg dependencies here; just set
25970 the pending bits. Use add_dependence_list.
25971 (sched_analyze_2): Likewise.
25972 (sched_analyze_insn): Replace schedule_barrier_found with
25973 reg_pending_barrier. Add all dependencies for pending reg
25974 uses, sets, and clobbers.
25975 (sched_analyze): Don't add reg dependencies for calls, just
25976 set pending bits. Use regs_invalidated_by_call. Treat
25977 sched_before_next_call as a normal list, not a fake insn.
25978 (init_deps): No funny init for sched_before_next_call.
25979 (free_deps): Free pending mems lists. Don't zero reg_last.
25980 (init_deps_global): Init reg_pending_uses.
25981 (finish_deps_global): Free it.
25982 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
25983 (find_insn_mem_list): Remove.
25984 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
25985 (propagate_deps): Use them. Zero temp mem lists.
25986
cea3bd3e
RH		 259872002-01-26 Richard Henderson <rth@redhat.com>
25988
25989 * Makefile.in (CRTSTUFF_CFLAGS): New.
25990 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
25991 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
25992 crtstuff.c instead of alpha assembly version.
25993 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
25994 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
25995 not FORCE_{INIT,FINI}_SECTION_ALIGN.
25996 (__do_global_dtors_aux): Mark used.
25997 (frame_dummy, __do_global_ctors_aux): Mark used.
25998 (fini_dummy, init_dummy): Remove.
25999
26000 * config/alpha/crtbegin.asm: Remove file.
26001 * config/alpha/crtend.asm: Remove file.
26002 * config/alpha/t-crtbe: Remove file.
26003 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
26004 (LINK_EH_SPEC): New.
26005
26006 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
26007 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
26008 calling constructors.
26009 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
26010
26011 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
26012 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
26013 CRT_END_INIT_DUMMY hack.
26014 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
26015 FORCE_{INIT,FINI}_SECTION_ALIGN.
26016
26017 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
26018 FORCE_{INIT,FINI}_SECTION_ALIGN.
26019
26020 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
26021 invocation sequence.
26022 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
26023
26024 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
26025 (FORCE_CODE_SECTION_ALIGN): New.
26026
60ffa0e5
RH		 260272002-01-26 Richard Henderson <rth@redhat.com>
26028
26029 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
26030
61334ebe
RH		 260312002-01-26 Richard Henderson <rth@redhat.com>
26032
26033 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
26034 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
26035
1d788fb6
KH		 260362002-01-26 Kazu Hirata <kazu@hxi.com>
26037
26038 * config/h8300/h8300.md: Remove bit extraction patterns that
26039 cannot be triggered.
26040 Restrict each bit extraction pattern to a variant on which the
26041 pattern is tested.
26042
87611f88
JM		 260432002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
26044
26045 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
26046
cd74ec59
KH		 260472002-01-26 Kazu Hirata <kazu@hxi.com>
26048
26049 * config/h8300/h8300.md: Remove bit test patterns that cannot
26050 be triggered.
26051 Restrict each bit test pattern to a variant on which the
26052 pattern is tested.
26053
93051e0f
KG		 260542002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26055
26056 * builtins.c (expand_builtin_strncat): Remove redundant check for
26057 INTEGER_CST.
26058
216c995f
DB		 260592002-01-25 David O'Brien <obrien@FreeBSD.org>
26060
26061 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
26062 default setting.
26063 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
26064 existing setting.
26065
33c7f925
GK		 260662002-01-25 Geoffrey Keating <geoffk@redhat.com>
26067
26068 * dbxout.c (dbxout_init): Use assemble_name rather than just
26069 stripping off the first character.
26070 (dbxout_source_file): Likewise.
26071
6cd444b4
DD		 260722002-01-25 DJ Delorie <dj@redhat.com>
26073
26074 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
26075 using rtx_equal_p, not by comparing pointers.
26076
751551d5
SE		 260772002-01-25 Steve Ellcey <sje@cup.hp.com>
26078
26079 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
26080 for PIC_OFFSET_TABLE_REGNUM.
26081 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
26082
e564e618
DB		 260832002-01-25 David O'Brien <obrien@FreeBSD.org>
26084
26085 * config.gcc (x86_64-*-freebsd*): New target.
26086 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
26087 value.
26088 (i[34567]86-*-freebsd*): Don't include svr4.h.
26089 * config/i386/freebsd64.h: New file.
26090
ff3aaf17
DR		 260912002-01-25 Douglas B Rupp <rupp@gnat.com>
26092
4857d29d
DR		 26093 * config/alpha/x-vms (version): Make static.
26094
26095 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
26096 in previous checkin.
26097
ff3aaf17
DR		 26098 * Makefile.in (install-headers-cp): New target.
26099 * config.gcc (alpha-dec-*vms*): Install headers with
26100 install-headers-cp
26101
48d79c43
JH		 26102Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
26103
26104 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
26105 avoid it's copies.
26106
995b5904
RK		 26107Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
26108
26109 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
26110 of compare_tree_int.
26111 (expand_builtin_strncat): Likewise.
26112 * c-decl.c (finish_struct): Use tree_low_cst.
26113 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
26114 * tree.c (compare_tree_int): Likewise.
26115
75eefe3f
UW		 261162002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
26117
26118 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
26119 adjustments even if they are implemented by more than two insns.
26120
5a133afd
JH		 26121Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
26122
995b5904 26123 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
5a133afd
JH		 26124 * df.h (struct ref): Kill B.
26125 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
26126
26127 * basic-block.h (PROP_EQUAL_NOTES): New flag.
26128 * flow.c (propagate_one_insn): Use it.
26129 (mark_used_regs): Handle NIL.
26130
ead39bdf 261312002-01-25 Geoffrey Keating <geoffk@redhat.com>
3d8dd3c0
GK		 26132
26133 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
26134 to help folding.
26135
01a2ccd0
DE		 261362002-01-25 David Edelsohn <edelsohn@gnu.org>
26137
26138 * rs6000.md (prefetch): Make address V4SI mode so that the address
26139 is restricted to legitimate form for instruction.
26140
fd29f6ea
BW		 261412002-01-25 Bob Wilson <bob.wilson@acm.org>
26142
26143 * doc/install.texi (xtensa-*-elf): New target.
26144 (xtensa-*-linux*): New target.
26145 * doc/contrib.texi: Add myself.
26146
55492b32
NC		 261472002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
26148
26149 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
26150 purpose register to hold an SImode (or smaller) value.
26151
72c7c913
JJ		 261522002-01-25 Jakub Jelinek <jakub@redhat.com>
26153
26154 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
26155 registry only.
26156 * crtstuff.c: Likewise.
26157
c4df4ceb
KH		 261582002-01-25 Kazu Hirata <kazu@hxi.com>
26159
26160 * config/h8300/h8300.md (negation patterns): Tighten
26161 predicates to register_operand.
26162
70e531f5
AH		 261632002-01-24 Aldy Hernandez <aldyh@redhat.com>
26164
3bca17dd
PK		 26165 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
26166 mode, not Pmode.
70e531f5 26167
3bca17dd 26168 * builtins.c (expand_builtin_prefetch): Same.
70e531f5 26169
a4f76ef9
AO		 261702002-01-24 Alexandre Oliva <aoliva@redhat.com>
26171
26172 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
26173 modes.
26174
9bf25b09
KH		 261752002-01-24 Kazu Hirata <kazu@hxi.com>
26176
26177 * config/h8300/h8300.c (print_operand): Remove support for
26178 operand character 'A'.
26179 * config/h8300/h8300.md (three anonymous patterns): Replace
26180 operand character 'A' with either 'T' or 'S'.
26181
974af6a5
KH		 261822002-01-24 Kazu Hirata <kazu@hxi.com>
26183
26184 * config/h8300/h8300.c (print_operand): Remove support for
26185 operand character 'U'.
26186
7a5bb7b8
AP		 261872002-01-24 Andris Pavenis <pavenis@latnet.lv>
26188
3bca17dd 26189 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
7a5bb7b8 26190
92a4639e
NC		 261912002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
26192
26193 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
26194 values to be assigned to the stack pointer.
26195
467cb2da
HP		 261962002-01-14 Hartmut Penner <hpenner@de.ibm.com>
26197
bebc7e8b 26198 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
467cb2da
HP		 26199 to const_double needs to be done right for big-endian systems.
26200
3b6cb920
JM		 262012002-01-24 Jason Merrill <jason@redhat.com>
26202
b08dd119 26203 PR c++/2432
3b6cb920
JM		 26204 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
26205 to can_throw_internal.
26206
f3077311
RH		 262072002-01-23 Richard Henderson <rth@redhat.com>
26208
26209 * fold-const.c (fold): Change UINT_MAX test to check vs precision
26210 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
26211
e1d71275
AO		 262122002-01-24 Alexandre Oliva <aoliva@redhat.com>
26213
26214 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
26215 (symGOT2reg): Use them, then set as GOT value as unchanging.
26216 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
26217 as a temporary, if possible.
26218 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
26219 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
26220
dc271dbe
KH		 262212002-01-23 Kazu Hirata <kazu@hxi.com>
26222
26223 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
26224 accept to accept 0x80 as operands[2].
26225
1a9017f9
AO		 262262002-01-24 Alexandre Oliva <aoliva@redhat.com>
26227
26228 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
26229
6932f033
RH		 262302002-01-23 Richard Henderson <rth@redhat.com>
26231
26232 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
26233
709619d9
AH		 262342002-01-23 Aldy Hernandez <aldyh@redhat.com>
26235
3bca17dd
PK		 26236 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
26237 (parmlist_or_identifiers_1): Verify that only a parmlist follows
26238 an attribute.
709619d9 26239
3d709fd3
RH		 262402002-01-23 Richard Henderson <rth@redhat.com>
26241
26242 * expr.c (move_by_pieces_1): Extend size before negation.
26243
88a446c0
RH		 26244 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
26245 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
26246 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
26247 * config/m68k/t-m68kelf: Likewise.
26248
03984308
BW		 262492002-01-23 Bob Wilson <bob.wilson@acm.org>
26250
26251 * config/xtensa/elf.h: New file.
26252 * config/xtensa/lib1funcs.asm: New file.
26253 * config/xtensa/lib2funcs.S: New file.
26254 * config/xtensa/linux.h: New file.
26255 * config/xtensa/t-xtensa: New file.
26256 * config/xtensa/xtensa-config.h: New file.
26257 * config/xtensa/xtensa-protos.h: New file.
26258 * config/xtensa/xtensa.c: New file.
26259 * config/xtensa/xtensa.h: New file.
26260 * config/xtensa/xtensa.md: New file.
26261 * config.gcc (xtensa-*-elf*): New target.
26262 (xtensa-*-linux*): New target.
26263 * cse.c (canon_hash): Compare rtx pointers instead of register
26264 numbers. This is required for the Xtensa port.
26265 * integrate.c (copy_insn_list): Handle case where the static
26266 chain is in memory and the memory address has to be copied to
26267 a register.
26268 * doc/invoke.texi (Option Summary): Add Xtensa options.
26269 (Xtensa Options): New node.
26270 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
26271
c3d5c3fa
ZW		 262722002-01-23 Zack Weinberg <zack@codesourcery.com>
26273
a63bea75
ZW		 26274 * diagnostic.c (internal_error): Do ICE suppression only
26275 when ENABLE_CHECKING is not defined.
26276
c3d5c3fa
ZW		 26277 * c-typeck.c (require_complete_type): Return error_mark_node
26278 if type is error_mark_node.
26279
1398974c
JJ		 262802002-01-23 Janis Johnson <janis187@us.ibm.com>
26281
26282 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
26283 -Os and issue a warning.
26284
807633e5
ZW		 262852002-01-23 Zack Weinberg <zack@codesourcery.com>
26286
26287 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
26288 current (lack of) need for host configuration by hand.
26289
26290 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
26291 references. Documentation of some target macros moved from
26292 hostconfig.texi to tm.texi.
26293
cf8002d0
WC		 262942002-01-23 Will Cohen <wcohen@redhat.com>
26295
26296 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
26297 defined.
26298
d1e76310
KH		 262992002-01-23 Kazu Hirata <kazu@hxi.com>
26300
26301 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
26302 operand[3].
26303
b2115575
JM		 263042002-01-23 Jason Merrill <jason@redhat.com>
26305
f893c16e
JM		 26306 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
26307
b2115575
JM		 26308 * function.c (assign_parms): Don't put args of inline functions
26309 into registers when not optimizing.
26310
6bacc7b0
NC		 263112002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
26312
26313 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
26314 (prologue_use): New pattern.
26315 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
26316 preference to gen_rtx_USE.
26317 (thumb_expand_prologue): Use gen_prologue_use in preference to
26318 gen_rtx_USE.
26319 (thumb_expand_epilogue): Use gen_prologue_use in preference to
26320 gen_rtx_USE.
26321
a415f7bc
HPN		 263222002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
26323
26324 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
26325
5372b3fb
NB		 263262002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
26327
26328 PR c/3504
26329 * doc/extend.texi: Correct documentation of __alignof__.
26330
bd571ffc
ZW		 263312002-01-22 Zack Weinberg <zack@codesourcery.com>
26332
26333 * params.h: Rename arguments of DEFPARAM so that it will be
26334 recognized as a translation keyword.
26335
333c8841
AH		 263362002-01-22 Aldy Hernandez <aldyh@redhat.com>
26337
bd571ffc
ZW		 26338 * extend.texi: Document altivec functions.
26339 Fix N-bit adjectives in X86 builtin documentation.
333c8841 26340
38979c65
AO		 263412002-01-22 Alexandre Oliva <aoliva@redhat.com>
26342
26343 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
26344 auto_inc_dec values.
26345
7458a9f0
RE		 263462002-01-22 Richard Earnshaw <rearnsha@arm.com>
26347
26348 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
26349 after backslash.
26350 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
26351
129bd0c4
AO		 263522002-01-22 Alexandre Oliva <aoliva@redhat.com>
26353
26354 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
26355
8b9b74a9
RH		 263562002-01-22 Richard Henderson <rth@redhat.com>
26357
26358 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
26359 copy_insn not copy_rtx.
26360
d0c9db30
AM		 263612002-01-23 Alan Modra <amodra@bigpond.net.au>
26362
26363 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
26364 "nonzero" as that might add "1" bits. Ensure "constop" is
26365 properly sign extened.
26366 (force_to_mode): Tweak for sign extended constop.
26367
1e7e480e
RH		 263682002-01-22 Richard Henderson <rth@redhat.com>
26369
26370 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
26371 for_each_rtx instead of assuming we're already looking at the MEM.
26372 (split_small_symbolic_mem_operand): Likewise.
26373 * config/alpha/alpha.h (PREDICATE_CODES): Update.
26374 * config/alpha/alpha.md (small symbolic memory splitters): Update.
26375
263762002-01-22 Richard Henderson <rth@redhat.com>
2e271932
RH		 26377
26378 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
26379 sequence number for the literal.
26380 (divmoddi_internal_er): Likewise.
26381
b7f2fb96
CR		 263822002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
26383
26384 PR java/4972
26385 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
26386 in LIBICONV variable.
26387 * configure: Regenerated.
26388
f66a0046
KW		 263892002-01-22 Krister Walfridsson <cato@df.lth.se>
26390
26391 * dependence.c (build_def_use): Remove array_idx.
26392
e3b0efd1
KW		 26393 * dwarfout.c (last_filename): Remove.
26394 (output_compile_unit_die): Remove last_filename.
26395
d8086cbb
RS		 263962002-01-22 Roger Sayle <roger@eyesopen.com>
26397 Richard Henderson <rth@redhat.com>
26398
26399 PR opt/3640
26400 * fold-const.c (fold): Optimize unsigned comparisons against
26401 UINT_MAX (and similar unsigned constants).
26402
e8d52ba0
JJ		 264032002-01-22 Janis Johnson <janis187@us.ibm.com>
26404
d8086cbb 26405 * Makefile.in (loop.o): Depend on OPTABS_H.
1398974c 26406 * loop.c (emit_prefetch_instructions): Check the prefetch operand
d8086cbb 26407 against the predicate.
11303d15 26408
e8d52ba0
JJ		 26409 PR target/5379
26410 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
26411 for the address operand.
26412
cc7b420e
RH		 264132002-01-22 Richard Henderson <rth@redhat.com>
26414
26415 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
26416
816e265a
CR		 264172002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
26418
26419 PR other/5450
cc7b420e
RH		 26420 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
26421 preprocessor flags.
816e265a 26422
7c884404
JT		 264232002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
26424
26425 * config.gcc (x86_64-*-netbsd*): New target.
26426 * config/i386/netbsd64.h: New file.
26427
2b672c08
AH		 264282002-01-22 Aldy Hernandez <aldyh@redhat.com>
26429
d8086cbb 26430 * regrename.c (kill_value): Fix typo.
2b672c08
AH		 26431
264322002-01-22 Aldy Hernandez <aldyh@redhat.com>
26433
d8086cbb 26434 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
2b672c08 26435
d8086cbb 26436 * config/rs6000/rs6000.h: Same.
2b672c08 26437
d8086cbb
RS		 26438 * function.c (instantiate_virtual_regs): Remove
26439 STARTING_FRAME_PHASE.
26440 (assign_stack_local_1): Same.
26441 Calculate frame phase.
2b672c08 26442
4b02997f
NC		 264432002-01-22 Nick Clifton <nickc@redhat.com>
26444
26445 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
26446 variable declaration to outer scope in order to simplify
26447 future extensions.
26448 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
26449 arm_hard_regno_mode_ok.
26450 * config/arm/arm-protos.h: Add a prototype for
26451 arm_hard_regno_mode_ok.
26452 * config/arm/arm.c (soft_df_operand): Remove now redundant
26453 check for DImode values using IP_REGNUM.
26454 (nonimmediate_soft_df_operand): Remove now redundant check for
26455 DImode values using IP_REGNUM.
26456 (arm_hard_regno_mode_ok): New function. New check: make sure
26457 that DImode values are not stored in IP_REGNUM.
c14a3a45
NC		 26458
26459 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
26460 note with a USE.
26461 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
26462
8a827ab2
JM		 264632002-01-22 Jason Merrill <jason@redhat.com>
26464
26465 * c-semantics.c (genrtl_compound_stmt): Only check nesting
26466 consistency if this COMPOUND_STMT is scoped.
26467
cf403648
KH		 264682002-01-22 Kazu Hirata <kazu@hxi.com>
26469
26470 * predict.c: Fix formatting.
26471 * print-tree.c: Likewise.
26472 * protoize.c: Likewise.
26473 * real.h: Likewise.
26474 * rtl.h: Likewise.
26475 * sbitmap.h: Likewise.
26476 * scan.c: Likewise.
26477 * sched-deps.c: Likewise.
26478 * sched-vis.c: Likewise.
26479 * sdbout.c: Likewise.
26480 * sibcall.c: Likewise.
26481 * ssa.c: Likewise.
26482 * ssa-ccp.c: Likewise.
26483 * ssa-dce.c: Likewise.
26484 * stmt.c: Likewise.
26485 * stor-layout.c: Likewise.
26486 * system.h: Likewise.
26487
aea9695c
RK		 26488Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
26489
a8765ae7
RK		 26490 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
26491 if fits in bounds of base type.
26492
aea9695c
RK		 26493 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
26494 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
26495 (add_bound_info, default): If can't find a context, make a
26496 SAVE_EXPR.
26497 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
26498
58bf601b
HPN		 264992002-01-22 Hans-Peter Nilsson <hp@axis.com>
26500
26501 * c-typeck.c (parser_build_binary_op): If result from
26502 build_binary_op is ERROR_MARK just return error_mark_node without
26503 further processing.
26504
f982f805
JT		 265052002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
26506
26507 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
26508 Split a.out-specific bits into...
26509 * config/netbsd-aout.h: ...this.
26510 * config/netbsd-elf.h: New file.
26511 * config/alpha/netbsd-elf.h: Remove.
26512 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
26513 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
bd571ffc 26514 (STARTFILE_SPEC): Remove redundant definition.
f982f805
JT		 26515 (ENDFILE_SPEC): Likewise.
26516 (LINK_SPEC): Likewise.
26517 (CPP_SPEC): Likewise.
26518 (ASM_SPEC): Likewise.
26519 (LIB_SPEC): Likewise.
26520 (SWITCH_TAKES_ARG): Likewise.
26521 (TARGET_MEM_FUNCTIONS): Likewise.
26522 (CPP_PREDEFINES): Redefine.
26523 (ASM_FINAL_SPEC): Remove redefinition.
26524 (ASM_COMMENT_START): Redefine.
26525 (FUNCTION_PROFILER): Define.
26526 (TARGET_VERSION): Redefine.
26527 Comment and formatting cleanup.
26528 * config/i386/netbsd.h: Include <netbsd-aout.h>.
26529 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
26530 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
26531 big- or little-endian.
26532 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
26533 * config.gcc (*-*-netbsd*): Add definitions common to all
26534 NetBSD configs.
26535 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
26536 gnu_ld definitions. Add netbsd-elf.h to and remove
26537 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
26538 tmake_file, and don't lose previous tmake_file contents.
26539 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
26540 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
26541 gnu_ld definitions. Add netbsd-elf.h to tm_file.
26542 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
26543 (mipsel-*-netbsd*): Rename this to...
26544 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
26545 mips/little.h to tm_file for mips*el-*.
26546 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
26547 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
26548 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
26549
2e396476
JDA		 265502002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
26551
26552 * pa-protos.h (reg_before_reload_operand): New function prototype.
26553 * pa.c (reg_before_reload_operand): New function implementation.
26554 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
26555 contraints to "*m".
26556
3b5708e7
FS		 265572002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
26558
26559 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
26560
85e79f96
JDA		 265612002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
26562
26563 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
26564 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
26565 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
26566 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
26567 (ENDFILE_SPEC): Undefine.
26568 (STARTFILE_SPEC): Redefine for PA.
26569
38abadee
FS		 265702002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
26571
26572 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
26573
94f1d97c
DJ		 265742002-01-21 Daniel Jacobowitz <drow@mvista.com>
26575
26576 * config.gcc: Add entries to supported PowerPC --with-cpu
26577 types.
26578
0333394e
JJ		 265792002-01-21 Jakub Jelinek <jakub@redhat.com>
26580
26581 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
26582 true for 64-bit mode only SSE registers in 32-bit mode.
26583
e9d1b155
KH		 265842002-01-21 Kazu Hirata <kazu@hxi.com>
26585
26586 * unwind-dw2.c: Fix formatting.
26587 * unwind-dw2-fde.c: Likewise.
26588 * unwind-dw2-fde.h: Likewise.
26589 * unwind-pe.h: Likewise.
26590 * varasm.c: Likewise.
26591 * varray.h: Likewise.
26592
07338cf8
HPN		 265932002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
26594
26595 Remove workaround for register stack overwrite bug in mmix.
26596 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
26597 support for TARGET_REG_STACK_FILL_BUG.
26598 * config/mmix/mmix.h: Remove member has_call_without_parameters.
26599 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
26600 Delete.
26601 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
26602 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
26603 -mno-reg-stack-fill-bug-workaround.
26604 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
26605 machine member has_call_without_parameters.
26606 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
26607 -mreg-stack-fill-bug-workaround and
26608 -mno-reg-stack-fill-bug-workaround.
26609 (MMIX Options): Ditto.
26610
7192cbf1
KH		 266112002-01-21 Kazu Hirata <kazu@hxi.com>
26612
26613 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
26614 as appropriate.
26615 Remove redundant code.
26616
d1552d7b
JM		 266172002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
26618
26619 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
26620 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
26621 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
26622 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
26623 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
26624 out target macro definitions and non-target-specific comments
26625 mostly taken from old versions of the manual.
26626
ed168e45
KH		 266272002-01-20 Kazu Hirata <kazu@hxi.com>
26628
26629 * config/h8300/h8300.h: Fix comment formatting.
26630 * config/ia64/aix.h: Likewise.
26631 * config/ia64/ia64-protos.h: Likewise.
26632 * config/ia64/ia64.c: Likewise.
26633 * config/ia64/ia64.h: Likewise.
26634 * config/ia64/ia64intrin.h: Likewise.
26635 * config/ia64/linux.h: Likewise.
26636 * config/ia64/unwind-aix.c: Likewise.
26637 * config/ia64/unwind-ia64.c: Likewise.
26638
005e3e05
KH		 266392002-01-20 Kazu Hirata <kazu@hxi.com>
26640
26641 * config/h8300/h8300.c: Revise comments about shift code.
26642
64bead4c
KH		 266432002-01-20 Kazu Hirata <kazu@hxi.com>
26644
26645 * config/h8300/h8300.c (function_arg): Update a comment.
26646
ed863595
KH		 266472002-01-20 Kazu Hirata <kazu@hxi.com>
26648
26649 * config/h8300/h8300.md: Update the comments at the beginning
26650 of the file.
26651
5904dc87
KH		 266522002-01-20 Kazu Hirata <kazu@hxi.com>
26653
26654 * config/i370/i370.c: Fix comment formatting.
26655 * config/i370/i370.h: Likewise.
26656 * config/i370/i370.md: Likewise.
26657 * config/i370/linux.h: Likewise.
26658
9702143f
RK		 26659Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
26660
cbafacd1
RK		 26661 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
26662
9702143f
RK		 26663 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
26664 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
26665 in incomplete case.
26666
6b6996b8
GS		 266672002-01-20 Graham Stott <grahams@redhat.com>
26668
26669 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
26670
eab854f6
JDA		 266712002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
26672
26673 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
26674
5b029315
TR		 266752002-01-19 Tom Rix <trix@redhat.com>
26676
26677 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
26678
1d690052
AH		 266792002-01-18 Aldy Hernandez <aldyh@redhat.com>
26680
d8086cbb 26681 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
1d690052 26682
d8086cbb
RS		 26683 * function.c (assign_stack_local_1): Adjust x_frame_offset with
26684 STARTING_FRAME_PHASE.
26685 (STARTING_FRAME_PHASE): New.
26686 (instantiate_virtual_regs): Check saneness of
26687 STARTING_FRAME_PHASE.
1d690052 26688
d8086cbb 26689 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
1d690052 26690
4dd8c093
AO		 266912002-01-19 Alexandre Oliva <aoliva@redhat.com>
26692
26693 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
26694
6f2a28d7
CR		 266952002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
26696
26697 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
26698 be used for bootstrapping GCC 3.0.
26699
8763a465
KH		 267002002-01-18 Kazu Hirata <kazu@hxi.com>
26701
26702 * config/h8300/h8300.md: Fix an insn length.
26703
3ef42a0c
KH		 267042002-01-18 Kazu Hirata <kazu@hxi.com>
26705
26706 * bitmap.h: Fix comment formatting.
26707 * combine.c: Likewise.
26708 * cppfiles.c: Likewise.
26709 * c-pragma.h: Likewise.
26710 * c-typeck.c: Likewise.
26711 * df.c: Likewise.
26712 * dwarf2out.c: Likewise.
26713 * function.c: Likewise.
26714 * gcc.c: Likewise.
26715 * genattrtab.c: Likewise.
26716 * gthr-win32.h: Likewise.
26717 * haifa-sched.c: Likewise.
26718 * predict.c: Likewise.
26719 * rtlanal.c: Likewise.
26720 * rtl.h: Likewise.
26721 * unwind-dw2-fde.h: Likewise.
26722 * unwind-pe.h: Likewise.
26723 * vmsdbgout.c: Likewise.
26724
dd4dc3cd
RK		 26725Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
26726
26727 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
26728 if type_required and passed decl.
26729
5fb4cf24
AH		 267302002-01-17 Aldy Hernandez <aldyh@redhat.com>
26731
d8086cbb
RS		 26732 * config.gcc (cpu_type): Include altivec.h in powerpc
26733 extra_headers.
26734 Same for darwin.
5fb4cf24 26735
d8086cbb 26736 * config/rs6000/altivec.h: New.
5fb4cf24 26737
2705baf5
DE		 267382002-01-17 David Edelsohn <edelsohn@gnu.org>
26739
26740 * doc/install.texi (*-ibm-aix*): Update assembler and exception
26741 handling information.
26742 * doc/trouble.texi (Interoperation): Add libstdc++ information
26743 for AIX.
26744 (Misunderstandings): Add template instantiation and static template
26745 member information for AIX.
26746
dbd680e1
JM		 267472002-01-17 Jason Merrill <jason@redhat.com>
26748
821adc5e
JM		 26749 * dbxout.c (dbxout_type): Support const and volatile.
26750
dbd680e1
JM		 26751 * except.c (add_partial_entry): Remove backwards compatibility code.
26752 (end_protect_partials): Likewise.
26753
d0e82870
JJ		 267542002-01-17 Jakub Jelinek <jakub@redhat.com>
26755
26756 * config/ia64/ia64.md (prologue_use): New.
26757 * config/ia64/ia64.c (ia64_expand_prologue): Use
26758 gen_prologue_use instead of gen_rtx_USE.
26759 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
26760 as CODE_FOR_pred_rel_mutex.
26761 (ia64_sched_reorder2): Likewise.
26762
f9f45c65
EC		 267632002-01-16 Eric Christopher <echristo@redhat.com>
26764
26765 * config/mips/r3900.h: Reformat.
26766 (SUBTARGET_CPP_SIZE_SPEC): Remove.
26767 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
26768 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
26769 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
26770 * config/mips/t-elf: Remove mips3 multilib.
26771
c66c8b0e
L		 267722002-01-16 H.J. Lu <hjl@gnu.org>
26773
26774 * config/mips/linux.h: Include "mips/abi64.h".
26775
5f083b72
L		 267762002-01-16 H.J. Lu <hjl@gnu.org>
26777
26778 * config/mips/t-linux: New.
26779
26780 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
26781
26782 * config/mips/linux.h: Don't include "gofast.h".
26783 (INIT_SUBTARGET_OPTABS): Removed.
26784
af3c90a6
KH		 267852002-01-16 Kazu Hirata <kazu@hxi.com>
26786
26787 * config/h8300/h8300-protos.h: Replace emit_a_shift with
26788 output_a_shift.
26789 * config/h8300/h8300.c: Likewise.
26790 * config/h8300/h8300.md: Likewise.
26791
a1bf0a16
KH		 267922002-01-16 Kazu Hirata <kazu@hxi.com>
26793
26794 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
26795 spaces after an opcode name.
26796 (pushqi1_h8300hs): Likewise.
26797 (pushhi1_h8300hs): Likewise.
26798
88ab0d1c
KH		 267992002-01-16 Kazu Hirata <kazu@hxi.com>
26800
26801 * doc/extend.texi: Replace "option" with "attribute"
26802 appropriately.
26803
51c561e3
JJ		 268042002-01-16 Jakub Jelinek <jakub@redhat.com>
26805
26806 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
26807 (and:DI () (const_int -8)).
26808 (split_small_symbolic_mem_operand): Split
26809 (mem (and:DI () (const_int -8)).
26810
b8c1a6b8
JJ		 268112002-01-16 Jakub Jelinek <jakub@redhat.com>
26812
26813 PR target/5309:
d8086cbb 26814 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
b8c1a6b8
JJ		 26815 same way as TYPE_IMUL.
26816 (ultrasparc_sched_reorder): Likewise.
26817 * config/sparc/sparc.md (type): Add comment to update
26818 ultrasparc_sched_reorder when making changes.
26819
1e4e4df2
KH		 268202002-01-16 Kazu Hirata <kazu@hxi.com>
26821
26822 * doc/invoke.texi: Change the dump file name of block
26823 reordering pass from 28.bbro to 29.bbro.
26824 Mention -dk option.
26825
14d920c0
JH		 26826Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
26827
26828 * i386.md (minsf splitter): Fix pasto.
26829
2e99323f
NC		 268302002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
26831
26832 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
26833 to frame pointer initialisation instruction.
26834 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
26835 initialisation instruction.
ab8081c1
NC		 26836 (soft_df_operand): Do not accept the IP register.
26837 (nonimmediate_soft_df_operand): Do not accept the IP register.
2e99323f 26838
c4031a04
JJ		 268392002-01-16 Jakub Jelinek <jakub@redhat.com>
26840
26841 PR target/5357:
26842 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
26843 MASK_V8 being both set.
26844
44b8152b
UW		 268452002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
26846
26847 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
26848 insn for GOT register; add REG_MAYBE_DEAD notes instead.
26849 config/s390/s390.md (call, call_value): Add GOT register to
26850 CALL_INSN_FUNCTION_USAGE where needed.
26851 (call_exp, call_value_exp): New.
26852
1d6e90ac
NC		 268532002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
26854
26855 * config/arm/arm.c: General formatting tidy up.
26856
268572002-01-16 Graham Stott <grahams@redhat.com>
60e8b9f0
GS		 26858
26859 * calls.c (try_to_integrate): Use "(size_t)" intermediate
26860 cast and when casting an integer literal to "rtx" pointer.
26861 (expand_call): Likewise.
26862 * flow.c (try_pre_increment): Likewise.
26863 (find_use_as_address): Likewise.
26864 * integrate.c (expand_iline_function): Likewise.
26865 * regmove.c (try_auto_increment): Likewise.
26866
1d6e90ac 268672002-01-16 Graham Stott <grahams@redhat.com>
7b25b076
GS		 26868
26869 * sched-rgn.c (passed): Use sbitmap_free.
26870 (header): Likewise.
26871 (inner): Likewise.
26872 (in_queue): Likewise.
26873 (in_stack): Likewise.
26874
31fce3c4
EC		 268752002-01-15 Eric Christopher <echristo@redhat.com>
26876
26877 * flow.c (propagate_one_insn): Change to use fatal_insn.
26878
c99d986a
KH		 268792002-01-15 Kazu Hirata <kazu@hxi.com>
26880
26881 * expmed.c (extract_fixed_bit_field): Remove unused code.
26882 * system.h: Poison SLOW_ZERO_EXTEND.
26883 * doc/tm.texi: Remove.
26884 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
26885 * config/arm/arm.h: Likewise.
26886 * config/avr/avr.h: Likewise.
26887 * config/clipper/clipper.h: Likewise.
26888 * config/convex/convex.h: Likewise.
26889 * config/d30v/d30v.h: Likewise.
26890 * config/dsp16xx/dsp16xx.h: Likewise.
26891 * config/elxsi/elxsi.h: Likewise.
26892 * config/fr30/fr30.h: Likewise.
26893 * config/h8300/h8300.h: Likewise.
26894 * config/i370/i370.h: Likewise.
26895 * config/i386/i386.h: Likewise.
26896 * config/m68k/m68k.h: Likewise.
26897 * config/mips/mips.h: Likewise.
26898 * config/ns32k/ns32k.h: Likewise.
26899 * config/pdp11/pdp11.h: Likewise.
26900 * config/pj/pj.h: Likewise.
26901 * config/s390/s390.h: Likewise.
26902 * config/sh/sh.h: Likewise.
26903 * config/stormy16/stormy16.h: Likewise.
26904 * config/v850/v850.h: Likewise.
26905 * config/vax/vax.h: Likewise.
26906 * config/we32k/we32k.h: Likewise.
26907
acfab996
AH		 269082002-01-15 Aldy Hernandez <aldyh@redhat.com>
26909
d8086cbb
RS		 26910 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
26911 (altivec_lvsl): Change constraint to b.
26912 (altivec_lvsr): Same.
26913 (altivec_lvebx): Same.
26914 (altivec_lvehx): Same.
26915 (altivec_lvewx): Same.
26916 (altivec_lvxl): Same.
26917 (altivec_lvx): Same.
26918 (altivec_stvx): Add parallel.
26919 (altivec_stvxl): Same.
26920 (altivec_stvehx): Same.
26921 (altivec_stvebx): Same.
26922 (altivec_stvebx): Same.
acfab996 26923
5e505bc9
AH		 269242002-01-15 Aldy Hernandez <aldyh@redhat.com>
26925
d8086cbb 26926 * config.gcc: Change altivec.h to altivec-defs.h.
5e505bc9 26927
d8086cbb 26928 * config/rs6000/altivec.h: Delete.
5e505bc9 26929
d8086cbb 26930 * config/rs6000/altivec-defs.h: Add.
5e505bc9 26931
5c41fdfb
JDA		 269322002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
26933
26934 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
26935 and UMOD modes.
26936
26937 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
26938 less than or equal to eight bytes.
26939
26940 * vax.md (andsi3): Remove constraints and change SET destination
26941 operand type to nonimmediate_operand.
26942 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
26943 when it is a CONST_INT.
26944
de097a2d
JM		 269452002-01-15 Jason Merrill <jason@redhat.com>
26946
26947 * c-common.def (FILE_STMT): New code.
26948 * c-common.c (statement_code_p): It's a statement.
26949 * c-common.h (stmt_tree_s): Add x_last_filename.
26950 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
26951 (last_expr_filename): New macro.
26952 * c-semantics.c (begin_stmt_tree): Initialize it.
26953 (add_stmt): If the filename changed, also insert a
26954 FILE_STMT.
26955 (expand_stmt): Handle seeing one.
26956
4a913dd6
EC		 269572002-01-15 Eric Christopher <echristo@redhat.com>
26958
26959 * flow.c (propagate_one_insn): Add error message and print out
26960 insn for debugging.
26961
006946e4
JM		 269622002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
26963
26964 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
26965 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
26966 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
26967 TRAMPOLINE_ALIGNMENT.
26968 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
26969 to be in bits.
26970 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
26971 PCC_BITFIELD_TYPE_MATTERS.
26972 * config/interix.h (STDC_VALUE): Remove. Use
26973 STDC_0_IN_SYSTEM_HEADERS.
26974 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
26975 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
26976 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
26977
751a1458
CR		 269782002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
26979
26980 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
26981 not work on this platform currently.
26982
57771fe8
JM		 269832002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
26984
26985 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
26986 readonly_warning in _().
26987
0e83ceb1 269882002-01-15 Douglas B Rupp <rupp@gnat.com>
9a52433e 26989
0e83ceb1 26990 * gcc.c (delete_if_ordinary): Backout previous change.
9a52433e 26991
8e2e89f7
KH		 269922002-01-15 Kazu Hirata <kazu@hxi.com>
26993
0e83ceb1
DR		 26994 * config/h8300/h8300.c (print_operand): Remove support for
26995 unused operand characters.
26996
8e2e89f7
KH		 26997 * read-rtl.c: Fix formatting.
26998 * real.c: Likewise.
26999 * recog.c: Likewise.
27000 * regclass.c: Likewise.
27001 * regmove.c: Likewise.
27002 * reg-stack.c: Likewise.
27003 * reload1.c: Likewise.
27004 * rtlanal.c: Likewise.
27005
b531087a
KH		 270062002-01-15 Kazu Hirata <kazu@hxi.com>
27007
27008 * config/i386/i386.c: Fix formatting.
27009
7c94ce7f
JJ		 270102002-01-15 Jakub Jelinek <jakub@redhat.com>
27011
27012 * c-typeck.c (process_init_element): Don't save_expr
27013 COMPOUND_LITERAL_EXPR if just its initializer will be used.
27014
6041bf2f
DE		 270152002-01-15 David Edelsohn <edelsohn@gnu.org>
27016
27017 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
27018 emit optional traceback table if optimize_size or TARGET_ELF.
27019 * config/rs6000/rs6000.md (prefetch): New.
27020
8559c8c0
AJ		 270212002-01-15 Andreas Jaeger <aj@suse.de>
27022
27023 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
27024
70f122f2
KH		 270252002-01-15 Kazu Hirata <kazu@hxi.com>
27026
27027 * mips-tfile.c: Fix formatting.
27028
6a7b4ca6
JH		 27029Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
27030
27031 * unroll.c (final_reg_note_copy): Fix previous commit.
27032
e7afe229
KH		 270332002-01-14 Kazu Hirata <kazu@hxi.com>
27034
27035 * config/h8300/h8300-protos.h: Remove the prototype for
27036 eq_operator.
27037 * config/h8300/h8300.c (eq_operator): Remove.
27038
7d378549
RH		 270392002-01-14 Richard Henderson <rth@redhat.com>
27040
27041 * config/i386/i386.md (prefetch): Tidy.
27042 (prefetch_3dnow): Fix locality operand.
27043
ab093b81
RH		 270442002-01-14 Richard Henderson <rth@redhat.com>
27045
27046 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
27047 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
27048
d300f51f
HPN		 270492002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
27050
27051 * reload1.c (reload_combine): Pass reg_sum replacement through
27052 copy_rtx in loop performing multiple changes.
27053
655dd289
JJ		 270542002-01-14 Jakub Jelinek <jakub@redhat.com>
27055
27056 * except.c (remove_unreachable_regions): New.
27057 (free_eh_status): Clear exception_handler_labels.
27058 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
27059 (find_exception_handler_labels): Don't add the same label more than
27060 once.
27061 (remove_exception_handler_label): Don't die if
27062 find_exception_handler_labels hasn't been called for the current
27063 function yet.
27064
1fba46a7
JH		 27065Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
27066
27067 * toplev.c (rest_of_compilation): Rebuild jump labels after
27068 gcse.
27069
0975678f
JM		 270702002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
27071
27072 * doc/extend.texi: Move documentation of X86 built-in functions
27073 here.
27074 * doc/invoke.texi: From here.
27075 * doc/sourcebuild.texi: Document location of documentation for
27076 machine built-in functions.
27077
969815c7
CF		 270782002-01-13 Christopher Faylor <cgf@redhat.com>
27079
27080 * cppfiles.c (TEST_THRESHOLD): New macro.
27081 (SHOULD_MMAP): Ditto.
27082 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
27083 be used.
27084
494c950b
JH		 27085Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
27086
27087 * unroll.c (final_reg_note_copy): Properly handle
27088 REG_LABEL
27089 (unroll_loops): Fix LOOP_CONDITION heuristics.
27090
69a0611f
GK		 270912002-01-14 Geoffrey Keating <geoffk@redhat.com>
27092
27093 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
27094 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
27095
b90e45ae
JH		 27096Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
27097
27098 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
27099 threaded loop.
27100
8377288b
TR		 271012002-01-14 Tom Rix <trix@redhat.com>
27102
27103 * config/rs6000/rs6000.md: Fix typo with sradi.
27104
9f37ccb1
UW		 271052002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
27106
27107 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
27108 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
27109 (clrstrdi, clrstrsi): Adapt callers.
27110
27111 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
27112
8559c8c0 27113 (movti splitter): Never use register 0 as base register.
9f37ccb1 27114
6c2d03d0
HP		 271152002-01-14 Hartmut Penner <hpenner@de.ibm.com>
27116
8559c8c0
AJ		 27117 * combine.c (simplify_shift_const): Always generate new rtx
27118 for shift expression instead of reusing given expression.
6c2d03d0 27119
d3e98208
RK		 27120Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
27121
27122 * config/alpha/alpha.c (alpha_expand_mov): Don't call
27123 alpha_legitimize_address unless mode is Pmode.
27124
9f339dde
GK		 271252002-01-13 Geoffrey Keating <geoffk@redhat.com>
27126
27127 * doc/md.texi (Modifiers): Document the '*' constraint for the
27128 user.
27129
27130 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
27131 * doc/extend.texi (Function Attributes): 'interrupt' is valid
27132 for xstormy16 too.
27133
02a10130
RH		 271342002-01-13 Richard Henderson <rth@redhat.com>
27135
27136 * reload.c (find_reloads): Use a hard reg destination as reload reg
27137 for an input reload of the source.
27138
61d47787
GP		 271392002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
27140
27141 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
27142 more generic.
27143
f0df8029
DR		 27144Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
27145
27146 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
27147 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
27148
d2a37256
DR		 27149 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
27150
a9e8a5ee
RK		 27151Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
27152
27153 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
27154
bc06712d
TR		 271552002-01-12 Tom Rix <trix@redhat.com>
27156
8559c8c0 27157 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
bc06712d
TR		 27158 TARGET_POWERPC64.
27159
7cbe9bb7
RH		 271602002-01-12 Richard Henderson <rth@redhat.com>
27161
38b29e64
RH		 27162 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
27163
58605ba0
RH		 27164 * doc/invoke.texi: Update Alpha options.
27165
7cbe9bb7
RH		 27166 * doc/invoke.texi: Update i386 built-in function lists.
27167
9d560860
JH		 27168Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
27169
27170 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
27171 referencing outside.
27172
bb93b973
RK		 27173Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
27174
27175 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
27176 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
27177 offsets, and change line folding.
27178 * optabs.c (expand_binop): Remove warnings.
27179 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
8559c8c0 27180
f9f6b7df
GS		 271812002-01-12 Graham Stott <grahams@redhat.com>
27182
27183 * attribs.c (handle_deprecated_attribute): constify WHAT.
27184 * diagnostic.c (warn_deprecated_use): Add braces, fixes
27185 dangling else warning and constify WHAT.
27186 * except.h (struct function, struct inline_remap): Move
27187 struct tag forward defs before all prototypes.
27188 (duplicate_eh_regions): Whitespace.
27189
4a692617
NC		 271902002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
27191
27192 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
27193 MODE_BASE_REG_CLASS.
27194 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
27195
e37af218
RH		 271962002-01-12 Richard Henderson <rth@redhat.com>
27197
27198 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
27199 (ix86_expand_vector_move): New.
27200 (bdesc_2arg): Remove andps, andnps, orps, xorps.
27201 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
27202 Remove old prefetch builtins. Special case the logicals removed above.
27203 (ix86_expand_builtin): Likewise.
27204 (safe_vector_operand): Use V4SFmode, not TImode.
27205 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
27206 (ix86_expand_timode_binop_builtin): New.
27207 * config/i386/i386-protos.h: Update.
27208 * config/i386/i386.h (enum ix86_builtins): Update.
27209 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
27210 Use ix86_expand_vector_move in vector move expanders.
27211 (movti_internal, movti_rex64): Add xorps alternative.
27212 (sse_clrv4sf): Rename and adjust from sse_clrti.
27213 (prefetch): Don't work so hard.
27214 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
27215 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
27216 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
27217
6f1a6c5b
RH		 272182002-01-11 Richard Henderson <rth@redhat.com>
27219
27220 * config/i386/mmintrin.h: New file.
27221 * config/i386/xmmintrin.h: New file.
27222 * config.gcc (i?86-*-*): Add extra_headers.
27223 * simplify-rtx.c (simplify_unary_operation): Handle saturating
27224 truncation codes.
27225 (simplify_binary_operation): Handle saturating arithmetic codes.
27226 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
27227 not the lowpart subreg.
27228 (ix86_expand_builtin): Return a TImode dummy register instead of 0
27229 on error.
27230 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
27231
cdb574d3
MH		 272322002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
27233
27234 * conflict.c (conflict_graph_compute): Free regsets when finished.
27235 * ssa.c (compute_coalesced_reg_partition): Likewise.
8559c8c0 27236
cf11ac55
HB		 272372002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
27238
27239 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
27240 every where we allocate a register.
27241
76ac938b
MH		 272422002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
27243
27244 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
27245 * lcm.c (compute_earliest, compute_farthest): Likewise.
27246
a84b4898
JJ		 272472002-01-11 Janis Johnson <janis187@us.ibm.com>
27248
27249 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
27250
aaef1c12
JJ		 272512002-01-11 Janis Johnson <janis187@us.ibm.com>
27252
27253 * doc/rtl.texi (Insns): Fix 2 typos.
27254
5d22c1a5
JM		 272552002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
27256
27257 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
27258 options. Use @table @gcctabopt for MMIX options. Add index
27259 entries for MMIX options. Start new paragraph with first
27260 heading of the machine-dependent options.
27261
3e92902c
CR		 272622002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
27263
27264 PR other/5299
27265 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
27266 * combine.c (force_to_mode): Same.
27267 * reload1.c (clear_reload_reg_in_use): Same.
27268
96ae8197
NC		 272692002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
27270
27271 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
27272 and 'subtargets'.
27273
9b780582
AJ		 272742002-01-11 Andreas Jaeger <aj@suse.de>,
27275 Brad Lucier <lucier@math.purdue.edu>
27276
27277 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
27278 mcpu.
27279
12300dad
DR		 27280Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
27281
27282 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
27283 Protect with IN_LIBGCC.
27284 (LINK_EH_SPEC): Add required trailing space.
27285
27511a9a
NP		 27286Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
27287
9b780582 27288 * c-tree.h: Move function declarations so that they are listed
27511a9a
NP		 27289 under the filename which contains them.
27290 (check_identifier, finish_decl_top_level,
27291 lookup_name_current_level_global, shadow_record_fields): Remove.
27292
4daeab16
AJ		 272932002-01-11 Andreas Jaeger <aj@suse.de>
27294
27295 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
27296 march.
27297
40571d67
RH		 272982002-01-10 Richard Henderson <rth@redhat.com>
27299
27300 * config/alpha/alpha.c (print_operand): Add 'J'.
27301 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
27302 new operand with the sequence number for the lituse. When splitting
27303 the insns, use gen_movdi_er_high_g and generate a sequence number.
27304 (gen_movdi_er_high_g): Print the sequence number if non-zero.
27305
6525c0e7
AH		 273062002-01-10 Aldy Hernandez <aldyh@redhat.com>
27307
d8086cbb
RS		 27308 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
27309 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
27310 stvxl.
27311 (altivec_expand_builtin): Same.
27312 (altivec_expand_stv_builtin): New.
27313
27314 * config/rs6000/rs6000.h (rs6000_builtins): Same.
27315
27316 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
27317 ("altivec_lvehx"): New.
27318 ("altivec_lvewx"): New.
27319 ("altivec_lvxl"): New.
27320 ("altivec_lvx"): New.
27321 ("altivec_stvx"): New.
27322 ("altivec_stvebx"): New.
27323 ("altivec_stvehx"): New.
27324 ("altivec_stvewx"): New.
27325 ("altivec_stvxl"): New.
6525c0e7 27326
cda94cbb
RH		 273272002-01-10 Richard Henderson <rth@redhat.com>
27328
27329 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
27330 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
27331 care not to delete instructions twice.
27332
df2c9a44
ZW		 273332002-01-10 Zack Weinberg <zack@codesourcery.com>
27334
27335 * toplev.c: Don't declare environ (it's not used anywhere).
27336 * configure.in: Don't check for declaration of environ.
27337 * config/i386/xm-mingw32.h: Don't #define environ.
27338 * config.in, configure: Regenerate.
27339
5dd8a9b1
ZW		 273402002-01-10 Zack Weinberg <zack@codesourcery.com>
27341
27342 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
27343 * configure: Regenerate.
27344
27345 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
27346 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
27347 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
27348 alpha/xm-vms.h.
27349 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
27350 LIMITS_H_TEST here, not in m68k/x-next.
27351 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
27352 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
27353
27354 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
27355 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
27356 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
27357
27358 * config/i386/x-djgpp: Renamed i386/t-djgpp.
27359 * config/m88k/x-dolph: Renamed m88k/t-dolph.
27360 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
27361 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
27362 replacement of quadlib.asm with quadlib.c.
27363
27364 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
27365 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
27366 config/rs6000/xm-beos.h: Delete file.
27367
27368 * config.gcc: Update to match above changes.
27369
d10dd44c
KH		 273702002-01-10 Kazu Hirata <kazu@hxi.com>
27371
27372 * config/h8300/h8300.h: Fix comment typos.
27373 * config/h8300/h8300.md: Likewise.
27374 * config/h8300/lib1funcs.asm: Likewise.
27375
04894c5a
DJ		 273762002-01-10 Dale Johannesen <dalej@apple.com>
27377
27378 PR optimization/5269
27379 * unroll.c (precondition_loop_p): Make *increment be the correct
27380 sign when n_iterations known, to avoid confusing caller.
27381
adc9fe67
KH		 273822002-01-10 Kazu Hirata <kazu@hxi.com>
27383
27384 * doc/extend.texi (deprecated): Fix a typo.
27385
b446e5a2
JH		 27386Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
27387
27388 * basic-block.h (update_br_prob_note): Declare.
27389 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
27390 (try_forward_edges): Care negative frequencies and update note.
27391 (outgoing_edges_match): Tweek conditional merging heuristics.
27392 (try_crossjump_to_edge): use update_br_prob_note.
27393 * cfglayout.c (fixup_reorder_chain): Likewise.
27394 * cfrtl.c (update_br_prob_note): New.
27395 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
27396
27397 * i386.c (ix86_decompose_address): Return -1 if address contains
27398 shift.
27399 (legitimate_address_p): Require ix86_decompose_address to return 1.
27400
27401 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
27402 (cprop_insn): Likewise.
27403
a01da83b
KH		 274042002-01-10 Kazu Hirata <kazu@hxi.com>
27405
27406 * toplev.c: Fix formatting.
27407 * tree.c: Likewise.
27408 * tree-dump.c: Likewise.
27409 * unroll.c: Likewise.
27410 * unwind-dw2.c: Likewise.
27411 * unwind-dw2-fde.c: Likewise.
27412 * unwind-dw2-fde-glibc.c: Likewise.
27413 * unwind-sjlj.c: Likewise.
27414
9f85bca7
JM		 274152002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
27416
27417 * doc/invoke.texi: Document PDP-11 options.
27418
f48f56b1
KH		 274192002-01-10 Kazu Hirata <kazu@hxi.com>
27420
27421 * config/h8300/h8300.h: Fix formatting.
27422
ead39bdf 274232002-01-10 Ira Ruben <ira@apple.com>
7f180628
IR		 27424
27425 Add __attribute__ ((deprecated)).
27426 * extend.texi: Document __attribute__ ((deprecated)).
27427 * invoke.texi: Document -Wno-deprecated-declarations.
27428 * testsuite/g++.dg/other/deprecated.C: New C++ test.
27429 * testsuite/gcc.dg/deprecated.c: New C test.
27430 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
27431 (c_common_attribute_table): Add "deprecated" entry.
27432 (handle_deprecated_attribute): New function.
27433 * c-decl.c (deprecated_states): New enum.
27434 deprecated_state: State of "deprecated" handling.
27435 (start_decl): Set deprecated_state based on attributes.
27436 (grokdeclarator): Test for deprecated uses, propagate attribute.
27437 * c-typeck.c (build_component_ref): Test for deprecated fields.
27438 (build_external_ref): Test for deprecated primaries.
27439 * diagnostic.c (warn_deprecated_use) New function to issue
27440 warnings about __attribute__ ((depricated)) references.
27441 * flags.h (warn_deprecated_decl): Extern declared for
27442 -W[no-]deprecated-declarations option.
27443 * print-tree.c (print_node): Show deprecated flag status.
27444 * toplev.c (warn_deprecated_decl): Defined.
27445 (W_options): Added "deprecated-declaration".
27446 * toplev.h (warn_deprecated_use): Extern declared.
27447 * tree.h (struct tree_common): Define deprecated_flag.
27448 (TREE_DEPRECATED): New macro to access flag.
27449 * cp/call.c (build_call): Test for deprecated calls.
27450 * cp/class.c (add_implicitly_declared_members): Set global
27451 flag to tell grokdeclarator to not issue deprecated warnings.
27452 * cp/cp-tree.h: Add extern for adding_implicit_members.
27453 * cp/decl.c (deprecated_states): New enum.
27454 (start_decl): Set deprecated_state based on attributes.
27455 (grokdeclarator): Test for deprecated uses, propagate attribute.
27456 * cp/lex.c (do_identifier): Test for deprecated primaries.
27457 * cp/typeck.c (build_component_ref): Test for deprecated fields.
27458
ead39bdf 274592002-01-10 Ira Ruben <ira@apple.com>
7f180628
IR		 27460
27461 Fix to assign attributes to inline member functions.
27462 * cp/decl.c (start_method): Handle attrlist.
27463
47073a38
KH		 274642002-01-10 Kazu Hirata <kazu@hxi.com>
27465
27466 * combine.c (expand_field_assignment): Use subreg_lsb().
27467
d288e53d
DE		 274682002-01-10 David Edelsohn <edelsohn@gnu.org>
27469
27470 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
27471 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
27472 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
27473 Recurse for any operand of AND as long as constant is non-zero.
27474
08a02ffa
KH		 274752002-01-10 Kazu Hirata <kazu@hxi.com>
27476
27477 * config/h8300/h8300.md: Remove constraints from expanders.
27478
c203e7fe
KH		 274792002-01-10 Kazu Hirata <kazu@hxi.com>
27480
27481 * varasm.c: Fix formatting.
27482 * varray.c: Likewise.
27483 * vmsdbgout.c: Likewise.
27484 * xcoffout.c: Likewise.
27485
bcb3bc6d
JH		 27486Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
27487
27488 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
cda94cbb 27489 update edge probabilities to match.
bcb3bc6d 27490
0a553c7e
JM		 274912002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
27492
27493 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
27494 dependencies.
27495 * doc/languages.texi, doc/sourcebuild.texi: New files.
27496 * doc/configfiles.texi: Make a subsubsection. Update.
27497 * doc/configterms.texi: Add @node. Remove warning that this isn't
27498 instructions for building GCC.
27499 * doc/makefile.texi: Make a subsection.
27500 * doc/gccint.texi: Update.
27501
adc7fcb8
JH		 27502Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
27503
27504 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
27505
5a4dd0b3
NP		 27506Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
27507
27508 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
27509
3987b9db
JH		 27510Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
27511
27512 * optabs.c (expand_fix): Look for wider integer modes first.
27513
27514 * i386.md (mov?f): Avoid the fake const double trick for medium
27515 memory model.
27516 (min?f*/max?f*): Prohibit memory operands for i387 variant.
27517 (fop_df_4): Disable for SSE compilation.
27518
ceb15948 275192002-01-10 Graham Stott <grahams@redhat.com>
117f9d28
GS		 27520
27521 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
cda94cbb 27522 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
117f9d28 27523
e1623399
RH		 275242002-01-10 Richard Henderson <rth@redhat.com>
27525
27526 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
27527
c4abb293
RH		 275282002-01-10 Richard Henderson <rth@redhat.com>
27529
27530 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
27531 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
27532
d2604ae9
KH		 275332002-01-10 Kazu Hirata <kazu@hxi.com>
27534
27535 * combine.c (can_combine_p): Fix a comment typo.
27536
766c7ad1
ZW		 275372002-01-09 Zack Weinberg <zack@codesourcery.com>
27538
27539 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
27540 empty list correctly. Change loop index $t to $f for
27541 consistency with rest of Makefile.
27542
95385cbb
AH		 275432002-01-08 Aldy Hernandez <aldyh@redhat.com>
27544
27545 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
27546 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
27547
27548 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
27549 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
27550 (altivec_init_builtins): Same.
27551 (altivec_expand_unop_builtin): Return NULL_RTX on error.
27552 (altivec_expand_binop_builtin): Same.
27553 (altivec_expand_ternop_builtin): Same.
27554 (bdesc_dst): New.
27555
27556 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
27557 ("altivec_vctuxs"): Fix typo.
27558 ("altivec_vnmsubfp"): Same.
27559 ("altivec_dssall"): New.
27560 ("altivec_mfvscr"): New.
27561 ("altivec_dss"): New.
27562 ("altivec_lvsl"): New.
27563 ("altivec_lvsr"): New.
27564 ("altivec_dstt"): New.
27565 ("altivec_dstst"): New.
27566 ("altivec_dststt"): New.
27567 ("altivec_dst"): New.
27568
27569 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
27570 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
27571
e4ac76b4
RH		 275722002-01-09 Richard Henderson <rth@redhat.com>
27573
27574 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
27575
c893e4a4
HPN		 275762002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
27577
27578 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
27579 function.
27580 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
27581 prototype.
7387c700 27582 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
c893e4a4 27583
f4f4d0f8
KH		 275842002-01-09 Kazu Hirata <kazu@hxi.com>
27585
27586 * read-rtl.c: Fix formatting.
27587 * real.c: Likewise.
27588 * regclass.c: Likewise.
27589 * regrename.c: Likewise.
27590 * reg-stack.c: Likewise.
27591 * reload1.c: Likewise.
27592 * reload.c: Likewise.
27593 * rtl.c: Likewise.
27594
cc863bea
KH		 275952002-01-09 Kazu Hirata <kazu@hxi.com>
27596
27597 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
27598 to extract items in the expr_list chain.
27599
7b4dfe3d
RH		 276002002-01-09 Richard Henderson <rth@redhat.com>
27601
27602 * config/vax/vax.c (vax_rtx_cost): Never abort.
27603
1d969638
RH		 27604 * config/vax/vax.h (REAL_ARITHMETIC): Define.
27605
7d5ab30e
JH		 276062002-01-09 Jan Hubicka <jh@suse.cz>
27607
27608 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
27609
9503f3d1
RH		 276102002-01-09 Richard Henderson <rth@redhat.com>
27611
27612 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
27613 Unify code from various alternatives.
27614
42bd17b7
RH		 276152002-01-09 Richard Henderson <rth@redhat.com>
27616
27617 * regrename.c (copy_value): Ignore the copy if the source register
27618 is present in the value chain with a narrower mode.
27619
bdca3c33
HB		 276202002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
27621
cda94cbb
RH		 27622 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
27623 for the c4x target. Also improve layout.
bdca3c33 27624
c73a5e94
RH		 276252002-01-09 Richard Henderson <rth@redhat.com>
27626
27627 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
27628 * config/m32r/m32r.md (and ior xor splitters): Swap operands
27629 to match insn patterns.
27630
dd0a18c0
RH		 276312002-01-09 Richard Henderson <rth@redhat.com>
27632
27633 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
27634 (copyprop_hardreg_forward_1): Likewise.
27635
1fd9ac1e
JDA		 276362002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
27637
27638 * pa.md (decrement_and_branch_until_zero): Change predicate for
27639 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
27640
5cb265ec
BM		 276412002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
27642
27643 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
27644 gets undefined. For Darwin.
27645
fcd8fa8b
HB		 276462002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
27647
27648 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
27649
bd3ab23a
MH		 276502002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
27651
27652 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
27653
21e16bd6
RH		 276542002-01-08 Richard Henderson <rth@redhat.com>
27655
27656 * regrename.c (copy_value): Ignore overlapping copies.
27657
a5376276
RH		 276582002-01-08 Richard Henderson <rth@redhat.com>
27659
27660 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
27661 as needed to avoid shared structure.
27662
18cf8dda
KH		 276632002-01-08 Kazu Hirata <kazu@hxi.com>
27664
27665 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
8d9afc4e 27666 H8/300H and H8S.
18cf8dda 27667
16c484c7
JM		 276682002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
27669
27670 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
27671 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
27672 documentation of obsolete macros.
27673 * system.h: Poison these macros.
27674 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
27675 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
27676 config/c4x/c4x.h, config/clipper/clipper.h,
27677 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
27678 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
27679 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
27680 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
27681 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
27682 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
27683 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
27684 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
27685 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
27686 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
27687 config/sparc/sparc.h, config/stormy16/stormy16.h,
27688 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
27689 definitions and commented out definitions of obsolete macros.
27690 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
27691 of MAX_INT_TYPE_SIZE.
27692
14b3e8ef
UW		 276932002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
27694
27695 * config/s390/s390.c (s390_preferred_reload_class): Never
27696 return ADDR_REGS if it isn't a subset of the given class.
27697 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
27698 FP_REGS, but all superclasses as well.
27699
27700 * config/s390/s390.c (s390_function_profiler): Fix thinko.
27701
27702 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
27703 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
27704 must not be a const_int.
27705
a693284d
RH		 277062002-01-08 Richard Henderson <rth@redhat.com>
27707
27708 * Makefile.in (toplev.o): Depend on options.h.
27709 (gcc.o): Depend on specs.h.
27710
b3ca30df
JJ		 277112002-01-08 Jakub Jelinek <jakub@redhat.com>
27712
27713 * expr.c (store_expr): Convert VOIDmode constants back to target's
27714 mode.
27715
24dbb440
GP		 277162002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
27717
27718 * doc/invoke.texi: Markup gcc as @command. Refer to
27719 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
27720 of http://gcc.gnu.org/thanks.html.
27721
234e114c
DJ		 277222002-01-08 Dale Johannesen <dalej@apple.com>
27723
27724 * config/rs6000/rs6000.md: Add missing int register
27725 target case to movdf_low.
27726
0d24f4d1
ZW		 277272002-01-08 Zack Weinberg <zack@codesourcery.com>
27728
27729 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
27730 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
27731 (cppinit.o): Depend on except.h.
27732 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
27733 s-specs): New rules.
27734
27735 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
27736 Don't create specs.h/options.h/gencheck.h here. Remove
27737 unnecessary variable settings from last argument of AC_OUTPUT.
27738 * config.in, configure: Regenerate.
27739 * intl.c: Hardcode package name as "gcc".
27740
27741 * cppinit.c: Include except.h.
27742 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
27743 appropriate.
27744 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
27745 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
27746 (!)USING_SJLJ_EXCEPTIONS.
27747 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
27748
ed722f66
JM		 277492002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
27750
27751 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
27752 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
27753 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
27754 documentation of obsolete macros.
27755 * system.h: Poison these macros.
27756 * config/d30v/d30v.h, config/ns32k/encore.h,
27757 config/stormy16/stormy16.h: Remove definitions and commented out
27758 definitions of obsolete macros.
27759
31e5e29a
NP		 27760Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
27761
27762 * objc/objc-act.c (handle_class_ref): Mark the declaration of
27763 %sobjc_class_ref_%s as used - to prevent unwanted compiler
27764 warnings.
27765
bc1fa59c
UW		 277662002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
27767
27768 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
27769 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
27770 to insn adjusting stack/frame pointer.
0d24f4d1 27771 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
bc1fa59c
UW		 27772 accept operands that cause the insn to be non-splittable.
27773
a8086abf
GS		 277742002-01-08 Graham Stott <grahams@redhat.com>
27775
27776 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
27777 (C_TYPE_FIELDS_VOLATILE): Likewise.
27778 (C_TYPE_BEING_DEFINED): Likewise.
27779 (C_IS_RESERVED_WORD): Likewise.
27780 (C_TYPE_VARIABLE_SIZE): Likewise.
27781 (C_DECL_VARIABLE_SIZE): Likewise.
27782 (C_MISSING_PROTOTYPE_WARNED): Likewise.
27783 (C_SET_EXP_ORIGINAL_CODE): Likewise.
27784 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
27785 parenthesis.
27786 (C_DECL_ANTICIPATED): Likewise.
27787 (c_build_type_variant): Add parenthesis.
27788
3f595aa1
JM		 277892002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
27790
27791 * gcc.c (option_map): Remove --version.
27792 (process_command): Handle -fversion following the GNU Coding
27793 Standards. Partially addresses PR other/704.
27794
5bc5a8f9
GS		 277952002-01-08 Graham Stott <grahams@redhat.com>
27796
27797 * combine.c (combine_instructions): Fix typo.
27798
16ec4ebf
GS		 277992002-01-08 Graham Stott <grahams@redhat.com>
27800
27801 * debug.h: Use "tree" and "rtx" throughout.
27802
27803 * debug.c: Likewise.
27804
4b69f385
NC		 278052002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
27806
27807 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
27808 constant pool, use the pool's version of the symbol instead.
27809
57d1019b
RH		 278102002-01-07 Richard Henderson <rth@redhat.com>
27811
27812 * regrename.c (find_oldest_value_reg): Ignore the value chain if
27813 the original register was copied in a mode with a fewer number of
27814 hard registers than the desired mode.
27815 (copyprop_hardreg_forward_1): Likewise.
27816 (debug_value_data): Fix loop test.
27817 * toplev.c (parse_options_and_default_flags): Reenable
27818 -fcprop-registers at -O1.
27819
278202002-01-07 Aldy Hernandez <aldyh@redhat.com>
fa066a23 27821
0d24f4d1
ZW		 27822 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
27823 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
fa066a23 27824
0d24f4d1
ZW		 27825 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
27826 predicates.
fa066a23 27827
0d24f4d1 27828 * config/rs6000/rs6000.md: Add altivec predicate patterns.
fa066a23 27829
8f949e7e
JDA		 278302002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
27831
27832 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
27833 (pa_output_function_prologue): Output local label at the beginning of
27834 the prologue when profiling.
27835 (hppa_profile_hook): Use the local label rather than the function label.
27836 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
27837
c62f2db5
AH		 278382002-01-07 Aldy Hernandez <aldyh@redhat.com>
27839
0d24f4d1
ZW		 27840 * config/rs6000/rs6000.c (print_operand): Remove extra space.
27841 (altivec_expand_unop_builtin): Fix thinko.
27842 (altivec_expand_binop_builtin): Same.
27843 (altivec_expand_ternop_builtin): Same.
27844 (altivec_expand_builtin): Same.
c62f2db5 27845
b5235ba7
RH		 278462002-01-07 Richard Henderson <rth@redhat.com>
27847
27848 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
27849
7d8ac293
JM		 278502002-01-07 Jason Merrill <jason@redhat.com>
27851
27852 * unwind-dw2.c (execute_cfa_program): Use < again.
27853
571a03b8
JJ		 278542002-01-07 Jakub Jelinek <jakub@redhat.com>
27855
27856 * predict.c (combine_predictions_for_insn): Avoid division by zero.
27857
2e951384
JJ		 278582002-01-07 Jakub Jelinek <jakub@redhat.com>
27859
27860 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
27861 Don't allow -1 - x -> ~x simplifications in the first pass.
27862
20e26713
AH		 278632002-01-07 Aldy Hernandez <aldyh@redhat.com>
27864
0d24f4d1
ZW		 27865 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
27866 arguments.
27867 (altivec_expand_binop_builtin): Same.
27868 (altivec_expand_unop_builtin): Same.
27869 (print_operand): Fix typo.
27870 (bdesc_1arg): Add vupk* variants.
20e26713 27871
0d24f4d1 27872 * rs6000.h (rs6000_builtins): Add vupk* enums.
20e26713 27873
0d24f4d1 27874 * rs6000.md: Add altivec_vupk* variants.
20e26713 27875
4dd57c18
JM		 278762002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
27877
27878 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
27879 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
27880 and last update dates.
27881
0341c5d2
JJ		 278822002-01-07 Janis Johnson <janis187@us.ibm.com>
27883
27884 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
27885
c7f3e0b0
MM		 278862002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
27887
27888 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
27889 * config/avr/avr.h (CPP_SPEC): Likewise.
27890 (LINK_SPEC): Likewise.
27891 (CRT_BINUTILS_SPECS): Likewise.
27892 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
27893 * doc/invoke.texi (AVR Options): Document them.
27894
6ba4d630
JH		 27895Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
27896
27897 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
27898 LABEL_NUSES.
27899
6253d571
GS		 279002002-01-07 Graham Stott <grahams@redhat.com>
27901
0d24f4d1
ZW		 27902 * config/i386/i386.h: Update copyright date.
27903 (HALF_PIC_PTR): Add parenthesis.
27904 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
27905 (CONSTANT_ALIGNMENT): Add parenthesis.
27906 (DATA_ALIGNMENT): Likewise.
27907 (LOCAL_ALIGNMENT): Likewise.
27908 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
27909 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
27910 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
27911 (HARD_REGNO_NREGS): Add paranethesis.
27912 (VALID_SSE_REG_MODE): Whitespace.
27913 (VALID_MMX_REG_MODE): Whitespace.
27914 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
27915 (ix86_hard_regno_mode_ok): Add parenthesis.
27916 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
27917 (RETURN_IN_MEMORY): Whitespace.
27918 (N_REG_CLASSES): Add parenthesis.
27919 (INTEGER_CLASS_P): Add parenthesis and wrap.
27920 (FLOAT_CLASS_P): Likewise.
27921 (SSE_CLASS_P): Likewise.
27922 (MMX_CLASS_P): Likewise.
27923 (MAYBE_INTEGER_CLASS_P): Likewise.
27924 (MAYBE_FLOAT_CLASS_P): Likewise.
27925 (MAYBE_SSE_CLASS_P): Likewise.
27926 (MAYBE_MMX_CLASS_P): Likewise.
27927 (Q_CLASS_P): Likewise.
27928 (GENERAL_REGNO_P): Uppercase macro parameter.
27929 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
27930 (FP_REGNO_P): Likewise.
27931 (ANY_FP_REGNO_P): Uppercase macro parameter.
27932 (SSE_REGNO_P): Likewise.
27933 (SSE_REGNO): Likewise.
27934 (SSE_REG_P): Likewise.
27935 (SSE_FLOAT_MODE_P): Likewise.
27936 (MMX_REGNO_P): Likewise.
27937 (MMX_REG_P):Likewise.
27938 (STACK_REG_P): Likewise.
27939 (NON_STACK_REG_P): Likewise.
27940 (STACK_TOP_P): Likewise.
27941 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
27942 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
27943 (SECONDARY_MEMORY_NEEDED): Likewise.
27944 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
27945 (MD_ASM_CLOBBERS): Whitespace and wrap.
27946 (MUST_PASS_IN_STACK): Whitespace and wrap.
27947 (RETURN_POPS_ARGS): Add parenthesis.
27948 (INIT_CUMULATIVE_ARGS): Likewise.
27949 (FUNCTION_ARG): Likewise.
27950 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
27951 (SETUP_INCOMING_VARARGS): Likewise.
27952 (BUILD_VA_LIST_TYPE): Add parenthesis.
27953 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
27954 parenthsis.
27955 (EXPAND_BUILTIN_VA_ARG): Likewise.
27956 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
27957 (INITIALIZE_TRAMPOLINE): Add parenthesis.
27958 (INITIAL_ELIMINATION_OFFSET): Likewise.
27959 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
27960 (REGNO_OK_FOR_BASE_P): Likewise.
27961 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
27962 (REGNO_OK_FOR_DIREG_P): Likewise.
27963 (REG_OK_FOR_INDEX_P): Whitespace.
27964 (REG_OK_FOR_BASE_P): Whitespace.
27965 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
27966 parenthesis.
27967 (FIND_BASE_TERM): Fix typo.
27968 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
27969 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
27970 (SYMBOLIC_CONST; Whitespace.
27971 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
27972 (ENCODE_SECTION_INFO): Whitespace.
27973 (FINALIZE_PIC): Remove do { ... } while (0).
27974 (PROMOTE_MODE): Wrap in do { ... } while (0).
27975 (CONST_COSTS): Whitespace.
27976 (RTX_COSTS): Add paramethesis, whitespace and wrap.
27977 (REGISTER_MOVE_COST): Add parenthesis.
27978 (MEMORY_MOVE_COST): Likewise.
27979 (EXTRA_CC_MODES): Whitespace.
27980 (SELECT_CC_MODE): Add parenthesis and whitespace.
27981 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
27982 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
27983 (ASM_OUTPUT_LABEL): Add paramethesis.
27984 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
27985 (ASM_OUTPUT_REG_POP): Likewise.
27986 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
27987 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
d9a5f180 27988
07933f72
GS		 27989 * config/i386/i386.c: Update copyright.
27990 (CHECK_STACK_LIMIT): Add parenthesis.
27991 (AT_BP): Uppercase macro parameter.
27992 (x86_64_int_parameter_registers): Constify.
27993 (x86_64_int_return_registers): Likewise.
27994 (ix86_compare_op0): Use rtx.
27995 (construct_container): Constify INTREG parameter.
27996 (function_arg): Use rtx.
27997
0b4d32c9
GS		 27998 * diagnostic.h: Update copyright date.
27999 (output_buffer_state): Add parenthesis.
28000 (output_buffer_format_args): Likewise.
28001
6253d571
GS		 28002 * combine.c (combine_instructions): Replace XEXP (links, 0)
28003 with link.
28004
68f3f6f1
L		 280052002-01-06 H.J. Lu <hjl@gnu.org>
28006
28007 * cfgcleanup.c (thread_jump): Fix 2 typos.
28008
280092002-01-06 Aldy Hernandez <aldyh@redhat.com>
480f7f3a 28010
0d24f4d1 28011 * config.gcc: Add support for --enable-altivec.
480f7f3a 28012
13b8c631
CR		 280132002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
28014
28015 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
28016
58ad89b1
JJ		 280172002-01-06 Jakub Jelinek <jakub@redhat.com>
28018
28019 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
28020 __objc_class_name_*.
28021
e403b4bc
CR		 280222002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
28023
28024 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
28025
e41c7831
RH		 280262002-01-06 Richard Henderson <rth@redhat.com>
28027
28028 * reorg.c (emit_delay_sequence): Remove death notes, not merely
28029 nop them out. Increment label reference count for REG_LABEL.
28030 (fill_slots_from_thread): Frob label reference count around
28031 delete_related_insns.
28032
3b3b1e32
RH		 280332002-01-05 Richard Henderson <rth@redhat.com>
28034
28035 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
28036 jump threading.
28037
c28abdf0
RH		 280382002-01-05 Richard Henderson <rth@redhat.com>
28039
28040 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
28041 * integrate.c (output_inline_function): Likewise.
28042 * toplev.c (rest_of_compilation): Do it here instead. Move call
28043 to remove_unnecessary_notes after emitting abstract instance.
28044 Force an emitted nested function to have its parent emited as well.
28045 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
28046 for null.
28047 (rtl_for_decl_location): Do not look at reload data structures
28048 before reload has run.
28049
c4f2c499
KH		 280502002-01-05 Kazu Hirata <kazu@hxi.com>
28051
28052 * cse.c: Fix formatting.
28053 * dwarf2asm.c: Likewise.
28054 * dwarf2out.c: Likewise.
28055 * explow.c: Likewise.
28056 * expmed.c: Likewise.
28057 * function.c: Likewise.
28058 * gcov.c: Likewise.
28059 * gencheck.c: Likewise.
28060 * genrecog.c: Likewise.
28061 * ggc-common.c: Likewise.
28062 * ggc-page.c: Likewise.
28063 * global.c: Likewise.
28064
cf0d9408
KH		 280652002-01-05 Kazu Hirata <kazu@hxi.com>
28066
28067 * combine.c: Fix formatting.
28068
bedca03a
CR		 280692002-01-05 Craig Rodrigues <crodrigu@bbn.com>
28070
28071 PR middle-end/1557
28072 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
28073
0134bf2d
DE		 280742002-01-05 David Edelsohn <edelsohn@gnu.org>
28075
28076 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
28077 as 1 for __powerpc64__ as well.
28078
28079 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
28080
28081 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
28082 return it.
28083
9ca88d5a
DB		 280842002-01-05 Daniel Berlin <dan@dberlin.org>
28085
28086 * lcm.c: Revert change, due to performance regression it causes on
28087 SPEC because it's slightly more conservative (sigh, I hate
28088 edge-based LCM).
0d24f4d1 28089
1c570418
JH		 28090Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
28091
28092 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
28093
d83bb9f7
NB		 280942002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
28095
28096 * doc/cppinternals.texi: Update.
28097
3e0f61ac
HPN		 280982002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
28099
28100 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
28101 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
28102 negatives.
28103 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
28104 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
28105 kludge for pre-october-14th mmix versions to handle new-found bug
28106 with PUSHJ/PUSHGO and the register stack.
28107 * config/mmix/mmix.h (struct machine_function): Rename member
28108 has_call_value_without_parameters to has_call_without_parameters.
28109 All referers changed.
28110 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
28111 TARGET_MASK_BRANCH_PREDICT): New macros.
28112 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
28113 -mno-reg-stack-fill-bug-workaround.
28114 * config/mmix/mmix.md ("call"): Set struct machine member
28115 has_call_without_parameters.
28116
4deaa2f8
JH		 28117Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
28118
28119 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
28120
9f16e871
JH		 28121Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
28122
28123 * cfgcleanup.c: Include tm_p.h
28124 (mark_effect): Fix handling of hard register; fix handling of SET
28125
96eb1157
KH		 281262002-01-04 Kazu Hirata <kazu@hxi.com>
28127
28128 * config/h8300/h8300.md (anonymous patterns): Check that
28129 operands are registers before using REGNO on them.
28130
48180d68
RM		 281312002-01-03 Roland McGrath <roland@frob.com>
28132
28133 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
28134
b0832fe1
JJ		 281352002-01-04 Jakub Jelinek <jakub@redhat.com>
28136
28137 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
28138 * c-common.h (genrtl_expr_stmt_value): Likewise.
28139 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
28140 (expand_expr_stmt_value): Add maybe_last argument.
28141 Don't warn about statement with no effect if it is the last statement
28142 in expression statement.
28143 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
28144 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
28145 expand_expr_stmt_value.
28146 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
28147 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
28148 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
28149 as maybe_last to expand_expr_stmt_value.
28150
c1e14513
JL		 28151Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
28152
0d24f4d1
ZW		 28153 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
28154 be passed in, do not build it.
28155 (c_begin_if_stmt): New function.
28156 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
28157 * c-common.h (c_expand_start_cond): Update prototype.
28158 (c_begin_if_stmt): Prototype new function.
28159 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
28160 * c-parse.in (if_prefix): Use c_begin_if_stmt,
28161 c_begin_while_stmt and c_finish_while_stmt_cond.
c1e14513 28162
b6ec437a
WC		 281632002-01-04 William Cohen <wcohen@redhat.com>
28164
28165 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
28166 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
28167 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
28168 * config/pa/som.h (ASM_FILE_START): Likewise.
28169
ead39bdf 281702002-01-04 Daniel Berlin <dan@cgsoftware.com>
517b711f
DB		 28171
28172 * lcm.c: Include df.h.
28173 Add available_transfer_function prototype.
28174 (compute_available): Rework to use iterative dataflow framework.
28175 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
28176 with bb_info in df.h
28177 (available_transfer_function): New function.
28178
28179 * Makefile.in (lcm.o): add df.h to dependencies.
28180
551cc6fd
RH		 281812002-01-04 Richard Henderson <rth@redhat.com>
28182
28183 * config/alpha/alpha.c (some_operand): Accept HIGH.
28184 (input_operand): Likewise; accept simple references to globals.
28185 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
28186 (alpha_const_double_ok_for_letter_p): Likewise.
28187 (alpha_extra_constraint): Likewise.
28188 (alpha_preferred_reload_class): Likewise. Do not force
28189 symbolic constants to memory.
28190 (alpha_legitimate_address_p): Accept simple references
28191 to small_symbolic_operand.
28192 (alpha_legitimize_address): New arg scratch. Be prepared to be
28193 called when no_new_pseudos. Emit simple symbolic references.
28194 Split integers into low, high, and rest.
28195 (alpha_expand_mov): Use alpha_legitimize_address.
28196 (some_small_symbolic_mem_operand): New.
28197 (split_small_symbolic_mem_operand): New.
28198 * config/alpha/alpha-protos.h: Update.
28199 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
28200 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
28201 (EXTRA_CONSTRAINT): Likewise.
28202 (PREFERRED_RELOAD_CLASS): Likewise.
28203 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
28204 (PREDICATE_CODES): Update.
28205 * config/alpha/alpha.md: New post-reload splitters to convert
28206 simplfied symbolic operands to the form that references $29.
28207 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
28208 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
28209
1eaea054
RH		 282102002-01-03 Richard Henderson <rth@redhat.com>
28211
28212 * local-alloc.c (function_invariant_p): Update commentary.
28213
c4cc12b7
L		 282142002-01-04 H.J. Lu <hjl@gnu.org>
28215
28216 * toplev.c (rest_of_compilation): Fix a typo when calling
28217 cleanup_cfg.
28218
173bf5be
KH		 282192002-01-03 Kazu Hirata <kazu@hxi.com>
28220
28221 * c-common.c: Fix formatting.
28222 * diagnostic.c: Likewise.
28223 * doloop.c: Likewise.
28224 * dwarf2out.c: Likewise.
28225
187462ac
KH		 282262002-01-03 Kazu Hirata <kazu@hxi.com>
28227
28228 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
28229 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
28230
5d8ebbd8
NB		 282312002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
28232
28233 * cpperror.c: Update comments and copyright.
28234 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
28235 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
28236
518c1311
JDA		 282372002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
28238
28239 * collect2.c (main): Use strcmp when testing for "-shared".
28240
d15a58c0
NB		 282412002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
28242
28243 * cppmacro.c: Don't include intl.h. Update comments.
28244 (new_number_token): Allocate enough buffer for 64-bit unsigned
28245 integers; update prototype.
28246 * cppmain.c: Update comments.
28247
70f4f91c
WC		 282482002-01-03 William Cohen <wcohen@redhat.com>
28249
28250 * function.h (struct function): Add profile.
28251 (current_function_profile): New.
28252 doc/extend.texi: Update documentation.
28253 * final.c (final_start_function): Use current_function_profile
28254 instead of profile_flag.
28255 (profile_after_prologue): Likewise.
28256 * function.c (expand_function_start): Likewise.
28257 (expand_function_start): Likewise.
c4cc12b7 28258 * config/alpha/alpha.c (direct_call_operand):
70f4f91c
WC		 28259 (alpha_does_function_need_gp): Likewise.
28260 (alpha_expand_prologue): Likewise.
28261 * config/arm/arm.c (arm_expand_prologue): Likewise.
28262 thumb_expand_prologue: Likewise.
28263 * config/d30v/d30v.c (d30v_stack_info): Likewise.
28264 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
28265 (fr30_expand_prologue): Likewise.
28266 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
28267 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
28268 * config/i386/i386.h (FINALIZE_PIC): Likewise.
28269 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
28270 * config/i960/i960.c (i960_output_function_prologue): Likewise.
28271 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
28272 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
28273 (m32r_expand_prologue): Likewise.
28274 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
28275 (m88k_expand_prologue): Likewise.
28276 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
28277 * config/mips/mips.c (compute_frame_size): Likewise.
28278 (mips_expand_prologue): Likewise.
28279 (mips_can_use_return_insn): Likewise.
28280 * config/pa/elf.h (ASM_FILE_START): Likewise.
28281 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
28282 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
28283 * config/pa/som.h (ASM_FILE_START): Likewise.
28284 * config/romp/romp.c (romp_using_r14): Likewise.
28285 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
28286 (rs6000_stack_info): Likewise.
28287 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2fd17409 28288 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
70f4f91c
WC		 28289 * config/v850/v850.c (compute_register_save_size): Likewise.
28290
cb1ac742
JJ		 282912002-01-03 Jakub Jelinek <jakub@redhat.com>
28292
28293 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
28294 gen_lowpart_common fails, use gen_lowpart_SUBREG.
28295
61d951df 282962002-01-03 Turly O'Connor <turly@apple.com>
cb1ac742 28297
61d951df
TC		 28298 * darwin.c (machopic_output_possible_stub_label): Don't generate
28299 stub routines for pseudo-stubs which we've just defined.
28300
505ddab6
KH		 283012002-01-03 Kazu Hirata <kazu@hxi.com>
28302
28303 * builtins.c: Fix formatting.
28304 * c-typeck.c: Likewise.
28305 * combine.c: Likewise.
28306 * expr.c: Likewise.
28307 * loop.c: Likewise.
28308
b7e30d8a
AS		 283092002-01-03 Andreas Schwab <schwab@suse.de>
28310
28311 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
28312 and return true if _cpp_push_next_buffer pushed a new include
28313 file.
28314 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
28315 _cpp_pop_file_buffer did not push a new file.
28316 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
28317
ff81832f
EC		 283182002-01-02 Eric Christopher <echristo@redhat.com>
28319
28320 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
28321 FIND_REG_INC_NOTE call. Update copyright.
28322 * loop.c (canonicalize_condition): Ditto.
28323 * reorg.c (delete_scheduled_jump): Ditto.
28324
8e42ace1
KH		 283252002-01-03 Kazu Hirata <kazu@hxi.com>
28326
28327 * gcse.c: Fix formatting.
28328
fb2bf631
GS		 283292002-01-03 Graham Stott <grahams@redhat.com>
28330
28331 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
28332 forward defs for struct tags rtx_def, union_tree, rtvec_def
6253d571 28333 also output corresponding typedefs for rtx, tree, and rtvec.
fb2bf631
GS		 28334
28335 * system.h: Move forward defs for struct tags rtx_def, union_tree,
28336 rtvec_def along with corresponding typedefs for rtx, tree, and
6253d571 28337 rtvec to config.h, hconfig.h, tconfig.h.
fb2bf631
GS		 28338
283392002-01-03 Graham Stott <grahams@redhat.com>
b9daac31
GS		 28340
28341 * tree.h: Update copyright date.
28342 (IS_EXPR_CODE_CLASS): Add parenthesis.
28343 (TREE_SET_CODE): Add whitespace.
28344 (TREE_CHECK): Add parenthesis.
28345 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
28346 (CST_OR_CONSTRUCTOR_CHECK):
28347 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
28348 (TREE_SYMBOL_REFERENCED): Whitespace.
28349 (INT_CST_LT): Likewise.
28350 (INT_CST_LT_UNSIGNED): Likewise.
28351 (tree_real_cst): Unwrap comment.
28352 (tree_string): Likewise.
28353 (tree_complex): Likewise.
28354 (IDENTIFIER_POINTER): correct cast.
28355 (SAVE_EXPR_CONTEXT): Whitespace.
28356 (EXPR_WFL_FILENAME_NODE): Likewise.
28357 (EXPR_WFL_FILENAME): Remove parenthesis.
28358 (DECL_ORIGIN): Add parenthesis.
28359 (DECL_FROM_INLINE): Use NULL_TREE.
28360 (build_int_2): Whitespace.
28361 (build_type_variant): Add parenthesis.
28362
28363 * gcc/jcf-parse.c: Update copyright date.
28364 (yyparse): Constify resource_filename.
28365
f52eda29
GS		 283662002-01-03 Graham Stott <grahams@redhat.com>
28367
28368 * rtl.h: Update copyright date.
28369 (RTL_CHECK1): Wrap long line.
28370 (RTL_CHECK2): Likewise.
28371 (RTL_CHECKC1): Wrap long line and whitespace.
28372 (RTL_CHECKC2): Likewise.
28373 (XWINT): Whitespace.
28374 (XINT): Likewise.
28375 (XSTR): Likewise.
28376 (XEXP): Likewise.
28377 (XVEC): Likewise.
28378 (XMODE): Likewise.
28379 (XBITMAP): Likewise.
28380 (XTREE): Likewise.
28381 (XBBDEF): Likewise.
28382 (XTMPL): Likewise.
28383 (X0WINT): Likewise.
28384 (X0INT):Likewise.
28385 (X0UINT): Likewise.
28386 (X0STR): Likewise.
28387 (X0EXP): Likewise.
28388 (X0VEC): Likewise.
28389 (X0MODE): Likewise.
28390 (X0BITMAP): Likewise.
28391 (X0TREE): Likewise.
28392 (X0BBDEF): Likewise.
28393 (X0ADVFLAGS): Likewise.
28394 (X0CSELIB): Likewise.
28395 (X0MEMATTR): Likewise.
28396 (XCWINT): Likewise.
28397 (XCINT): Likewise.
28398 (XCUINT): Likewise.
28399 (XCSTR): Likewise.
28400 (XCEXP): Likewise.
28401 (XCVEC): Likewise.
28402 (XCMODE): Likewise.
28403 (XCBITMAP): Likewise.
28404 (XCTREE): Likewise.
28405 (XCBBDEF): Likewise.
28406 (XCADVFLAGS): Likewise.
28407 (XCCSELIB): Likewise.
28408 (XC2EXP): Likewise.
28409 (INSN_UID): Likewise.
28410 (PREV_INSN): Likewise.
28411 (PATTERN): Likewise.
28412 (INSN_CODE): Likewise.
28413 (PUT_REG_NOTE_KIND): Likewise.
28414 (CODE_LABEL_NUMBER): Likewise.
28415 (NOTE_SOURCE_FILE): Likewise.
28416 (NOTE_BLOCK): Likewise.
28417 (NOTE_EH_HANDLER): Likewise.
28418 (NOTE_RANGE_INFO): Likewise.
28419 (NOTE_LIVE_INFO): Likewise.
28420 (NOTE_BASIC_BLOCK): Likewise.
28421 (NOTE_EXPECTED_VALUE): Likewise.
28422 (NOTE_LINE_NUMBER): Likewise.
28423 (LABEL_NAME): Likewise.
28424 (LABEL_NUSES): Likewise.
28425 (LABEL_ALTERNATE_NAME): Likewise.
28426 (ADDRESSOF_DECL): Likewise.
28427 (JUMP_LABEL): Likewise.
28428 (LABEL_NEXTREF): Likewise.
28429 (REGNO): Likewise.
28430 (ORIGINAL_REGNO: Likewise.
28431 (HARD_REGISTER_NUM_P): Add parenthesis.
28432 (SUBREG_REG): Whitespace.
28433 (SUBREG_BYTE): Likewise.
28434 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
28435 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
28436 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
28437 (ASM_OPERANDS_INPUT_VEC): Likewise.
28438 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
28439 (ASM_OPERANDS_INPUT): Likewise.
28440 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
28441 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
28442 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
28443 (ASM_OPERANDS_INPUT_MODE): Likewise.
28444 (ASM_OPERANDS_SOURCE_FILE): Likewise.
28445 (ASM_OPERANDS_SOURCE_LINE): Likewise.
28446 (MEM_SET_IN_STRUCT_P): Minor reformat.
28447 (TRAP_CONDITION): Whitespace.
28448 (TRAP_CODE): Likewise.
28449 (COND_EXEC_TEST): Likewise.
28450 (COND_EXEC_CODE): Likewise.
28451 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
28452 (PHI_NODE_P): Add parenthesis.
28453 (plus_constant): Whitespace and add parenthesis.
28454
e03f5d43
KH		 284552002-01-03 Kazu Hirata <kazu@hxi.com>
28456
28457 * config/avr/avr.c: Fix comment typos.
28458 * config/c4x/c4x.md: Likewise.
28459 * config/dsp16xx/dsp16xx.h: Likewise.
28460 * config/dsp16xx/dsp16xx.md: Likewise.
28461 * config/i386/i386.md: Likewise.
28462 * config/ia64/ia64.c: Likewise.
28463 * config/m32r/m32r.h: Likewise.
28464 * config/m68hc11/m68hc11.md: Likewise.
28465 * config/mmix/mmix.c: Likewise.
28466 * config/mn10200/mn10200.c: Likewise.
28467 * config/romp/romp.c: Likewise.
28468 * config/sh/sh.c: Likewise.
28469 * config/stormy16/stormy16.c: Likewise.
28470 * config/stormy16/stormy16.h: Likewise.
28471 * config/stormy16/stormy16.md: Likewise.
28472
97e300e9
GS		 284732002-01-03 Graham Stott <grahams@redhat.com>
28474
28475 * loop.h: Update copyright date.
0d24f4d1
ZW		 28476 (LOOP_MOVABLES): Fix typo.
28477 (LOOP_REGS): Likewise.
28478 (LOOP_IVS): Likewise.
ff81832f 28479
745b26b3
GS		 284802002-01-03 Graham Stott <grahams@redhat.com>
28481
28482 * cppinit.c: Update copyright date.
28483 Don't include output.h
28484 * Makefile.in: Update copyright date.
28485 Update dependency.
28486
0a379b7a
CR		 284872002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
28488
28489 PR c/5226
28490 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
28491 (-pthread) Add to RS/6000 options.
28492
a8154559
KH		 284932002-01-02 Kazu Hirata <kazu@hxi.com>
28494
28495 * except.c: Fix comment typos.
28496 * loop.c: Likewise.
28497 * varasm.c: Likewise.
28498 * doc/tm.texi: Fix a typo.
28499
e6ecc89b
JJ		 285002002-01-02 Jakub Jelinek <jakub@redhat.com>
28501
28502 * c-typeck.c (output_init_element): Allow initializing static storage
28503 duration objects with compound literals.
28504
d1094b40
RH		 285052002-01-02 Richard Henderson <rth@redhat.com>
28506
28507 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
28508 after abusing it.
28509
0c5d8c82
KG		 285102002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28511
5e65297b
KG		 28512 * gcc.c (default_compilers): Const-ify.
28513 * mips-tdump.c (stab_names): Likewise.
28514 * mips-tfile.c (map_coff_types, map_coff_storage,
28515 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
28516 pseudo_ops_t, pseudo_ops): Likewise.
28517 * protoize.c (default_include): Likewise
28518
0c5d8c82
KG		 28519 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
28520 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
28521 Add array size in declaration.
28522 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
28523 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
28524 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
28525 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
28526 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
28527 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
28528 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
28529 emtens, make_nan): Const-ify.
28530 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
28531 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
28532
817e13c4
JM		 285332002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
28534
28535 * config.gcc (ia64-*-*): Set extra_headers.
28536 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
28537 * config/alpha/t-osf: Remove.
28538 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
28539
98095e2b
DE		 285402002-01-02 David Edelsohn <edelsohn@gnu.org>
28541
28542 * config/rs6000/t-aix43: Revert previous change.
28543
a4200657
JM		 285442002-01-02 Jason Merrill <jason@redhat.com>
28545
28546 * c-decl.c (c_expand_body): Call outlining_inline_function when
28547 emitting an inline function out of line.
28548
54ba1f0d
RH		 285492002-01-02 Richard Henderson <rth@redhat.com>
28550
28551 * dwarf2out.c (limbo_die_node): Add created_for member.
28552 (new_die): New argument created_for. Update all callers.
28553 (mark_limbo_die_list): New.
28554 (dwarf2out_init): Register limbo_die_list as a root.
28555 (dwarf2out_finish): Force insert limbo dies into their function
28556 context.
28557
323728aa
NS		 285582002-01-02 Nathan Sidwell <nathan@codesourcery.com>
28559
28560 PR c++/5089
28561 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
28562
aefc5826
KH		 285632002-01-02 Kazu Hirata <kazu@hxi.com>
28564
28565 * config/h8300/fixunssfsi.c: Update copyright.
28566 Fix comment typos.
28567 Fix formatting.
28568 * config/h8300/h8300.c: Update copyright.
28569 Eliminate warnings.
28570
b1c9bc51
KH		 285712002-01-02 Kazu Hirata <kazu@hxi.com>
28572
28573 * config/romp/romp.c: Fix comment formatting.
28574 * config/romp/romp.h: Likewise.
28575 * config/romp/romp.md: Likewise.
28576 * config/s390/s390.c: Likewise.
28577 * config/stormy16/stormy16.c: Likewise.
28578 * config/stormy16/stormy16.h: Likewise.
28579
1574ef13
AO		 285802002-01-02 Alexandre Oliva <aoliva@redhat.com>
28581
28582 * c-common.h (genrtl_expr_stmt_value): Declare.
28583 * c-semantics.c (genrtl_goto_stmt): Redirect to...
28584 (genrtl_goto_stmt_value): ... this new function. Pass new
28585 argument down to expand_expr_stmt_value, taking
28586 TREE_ADDRESSABLE into account.
28587 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
28588 STMT_EXPR as addressable, i.e., one whose result we want.
28589 * expr.c (expand_expr): Don't save expression statement value
28590 of labeled_blocks or loop_exprs.
28591 * stmt.c (expand_expr_stmt): Redirect to...
28592 (expand_expr_stmt_value): ... this new function. Use new
28593 argument to tell whether to save expression value.
28594 (expand_end_stmt_expr): Reset last_expr_type and
28595 last_expr_value if we don't have either.
28596 * tree-inline.c (declare_return_variable): Mark its use
28597 statement as addressable.
28598 * tree.h: Document new use of TREE_ADDRESSABLE.
28599 (expand_expr_stmt_value): Declare.
28600
252b88f7
TR		 286012002-01-01 Tom Rix <trix@redhat.com>
28602
28603 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
28604 rs6000_emit_allocate_stack.
28605
29f7a208
JM		 286062002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
28607
28608 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
28609 ${srcdir}/ginclude/ to every entry in extra_headers.
28610 * configure: Regenerate.
28611 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
28612 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
28613 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
28614 * ginclude/proto.h: Rename to config/convex/proto.h.
28615
2cc2d4bb
RK		 28616Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
28617
28618 * attribs.c (handle_vector_size_attribute): Use host_integerp
28619 and tree_int_cst; remove warnings.
28620 * caller-save.c (insert_restore): Add cast to get rid of warning.
28621 (insert_save): Likewise.
28622 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
28623 * regmove.c (find_matches): Add temporary var to kill a warning.
28624
f01c9bcd
DR		 286252002-01-01 Douglas B Rupp <rupp@gnat.com>
28626
16b61764
DR		 28627 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
28628 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
28629 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
28630 (vms-dwarf2eh.o): Add Makefile rule.
28631 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
28632 * config/alpha/vms-dwarf2eh.asm: New file.
28633
f01c9bcd
DR		 28634 * gcc.c (delete_if_ordinary): Delete all versions.
28635
91312b81
HPN		 286362002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
28637
28638 * config/mmix/mmix.md: Update FIXME to not mention
28639 define_constants.
28640 (MMIX_rJ_REGNUM): New define_constants constant.
28641 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
28642 "*movdicc_real"): Adjust contraints formatting.
28643 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
28644 for branch prediction.
28645 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
28646 output template.
28647 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
28648 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
28649 number. Delete related FIXMEs.
28650 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
28651 from number to MMIX_rJ_REGNUM.
28652 (TARGET_MASK_BRANCH_PREDICT): New.
28653 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
28654 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
28655 value. Add -mbranch-predict and -mno-branch-predict.
28656 (TARGET_VERSION): Drop date.
28657 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
28658 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
28659 for finding out global symbols.
28660 (mmix_asm_output_labelref): Revert condition for global symbol.
28661 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
28662 (mmix_print_operand_punct_valid_p): A '+' is valid.
28663
619acae7 28664See ChangeLog.6 for earlier changes.
GNU Compiler Collection
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