1 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
3 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
4 * config/avr/libgcc.S: Lost part of the previous patch.
6 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
8 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
9 object before calling pthread_mutex_init.
11 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
13 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
14 config/sh/crtn.asm: New files.
15 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
16 (crt1.o, crti.o, crtn.o): New targets.
17 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
20 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
21 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
22 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
23 Undefine for config/elfos.h to redefine.
24 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
26 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
28 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
29 legitimize_pic_address, output_pic_addr_const): Declare.
30 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
31 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
32 (TARGET_SWITCHES): New switch -mprefergot.
33 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
34 (PIC_OFFSET_TABLE_REGNUM): Define.
35 (GOT_SYMBOL_TABLE): Likewise.
36 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
37 (ENCODE_SECTION_INFO): Define.
38 (FINALIZE_PIC): New macros.
39 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
40 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
41 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
42 (prepare_move_operands): Call emit_pic_move or
43 emit_pic_const_move if appropriate.
44 (output_far_jump): For PIC, use braf and output long offset.
45 (machine_dependent_reorg):
46 (sh_expand_prologue): Save and initialize the PIC register.
47 (sh_expand_epilogue): Restore it.
48 (initial_elimination_offset): Account for it.
49 (nonpic_symbol_mentioned_p): New function.
50 (legitimize_pic_address): Likewise.
51 (output_pic_addr_const): Likewise.
52 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
53 (call, call_value): Use them.
54 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
55 symPLT_label2reg): New expands.
56 * invoke.texi (SH Options): Document -mprefergot.
58 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
60 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
61 * gcse.c (hash_string_1): New function.
62 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
63 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
64 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
65 (canon_hash_string): New function.
66 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
67 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
68 (fold_rtx): Use ASM_OPERANDS accessor macros.
69 * emit-rtl.c (copy_insn_1): Likewise.
70 * integrate.c (copy_rtx_and_substitute): Likewise.
71 * stmt.c (expand_asm_operands): Likewise. Give an
72 ASM_OPERANDS rtx the mode of the output reg being set from it.
74 2000-09-01 Fred Fish <fnf@be.com>
76 * fix-header.c (write_rbrac): Add putc and getc to list of
77 functions to protect against prior definition as a macro.
79 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
81 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
82 (c_size_type_node): Define.
83 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
84 * c-common.c (enum format_lengths, enum format_std_version,
85 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
86 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
87 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
88 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
89 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
90 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
91 format_types): Define.
92 (format_char_info, print_char_table, scan_char_table,
93 time_char_table): Rearrange for new organization of information
94 about format length modifiers and standard versions.
95 (T_ST): Redefine to use c_size_type_node.
96 (check_format_info): Obtain information about length modifiers and
97 standard versions from tables. Adjust warning message wordings.
98 Use the name from the user's program for `ll' and `hh' length
99 modifiers in warning messages. Use more informative names for
100 wanted types where available (for wchar_t, wint_t, size_t, signed
101 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
103 2000-09-01 Jim Wilson <wilson@cygnus.com>
105 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
106 * combine.c (distribute_notes): Handle REG_NORETURN.
107 * rtl.c (reg_note_name): Add REG_NORETURN.
108 * rtl.h (enum reg_note): Likewise.
110 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
112 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
113 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
114 (emit_predicate_relation_info): Handle conditional calls with
116 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
117 instead of ia64_file_start.
118 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
119 * config/ia64/ia64.md (safe_across_calls_all,
120 save_across_calls_normal): New patterns.
122 * loop.c (check_final_value): Check for biv use before checking for
123 giv use. Check for both biv and giv uses. Always set last_giv_use
124 if there is a giv use.
126 2000-09-01 Richard Henderson <rth@cygnus.com>
128 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
132 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
134 * expr.c (clear_storage): Don't use emit_move_insn unless
135 either BLKmode or proper size.
136 (store_constructor): Don't call clear_storage if REG of wrong size.
138 * flow.c (init_propagate_block_info): Don't mark frame dead at end
139 of function if returns wiht stack pointer depressed.
141 2000-09-01 Andrew Haley <aph@redhat.com>
143 * dwarf2out.c (stack_adjust_offset): New function.
144 (dwarf2out_stack_adjust): Break out stack adjust logic into
145 new stack_adjust_offset function. Look inside parallels and
146 sequences for stack adjustments.
148 2000-08-31 Jeff Law <law@cygnus.com>
150 * arm.md: Use no_new_pseudos to determine when it is safe
151 to create new pseudo registers.
153 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
154 when we can safely allocate new registers.
156 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
158 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
159 so that CONCATs are not generated for ASMs.
160 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
161 not generating_concat_p.
162 * function.c (pop_function_context_from): Reset
164 (prepare_function_start): Likewise.
165 * rtl.c (generating_concat_p): Define.
166 * rtl.h (generating_concat_p): Declare.
167 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
169 2000-08-22 Philipp Thomas <pthomas@suse.de>
170 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
172 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
175 2000-08-30 Greg McGary <greg@mcgary.org>
177 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
178 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
179 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
181 2000-08-30 Greg McGary <greg@mcgary.org>
183 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
184 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
185 (TREE_INT_CST): New macro.
186 * varasm.c (const_hash, compare_constant_1, record_constant_1):
187 Use new macro TREE_INT_CST.
189 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
191 * contrib.texi: Add self.
193 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
195 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
196 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
199 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
201 * fixinc/gnu-regex.c: Don't define `const'.
203 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
205 * expr.c (store_constructor): Allow variable bounds of array type.
206 (expand_expr): Don't blow up if type is ERROR_MARK.
207 * varasm.c (output_constructor): Don't access lower bound of array
208 type unless need it if index is supplied (so it can be a variable
209 if no index is supplied).
210 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
211 Other minor cleanups.
213 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
215 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
216 for compilations in stage 1 and subsequent stages, respectively.
217 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
218 * configure: Rebuilt.
219 * x-vax, x-vax-gcc: Deleted.
221 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
223 * c-common.c (declare_function_name): Use func_id_node,
224 function_id_node, and pretty_function_id_node. Do not make
225 __func__ visible at file scope.
226 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
227 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
228 (function_id_node, pretty_function_id_node, func_id_node): New
230 * c-decl.c (init_decl_processing): Initialize function_id_node,
231 pretty_function_id_node, and func_id_node.
232 (c_make_fname_decl): Correct comment.
234 * tree.h (struct tree_identifier): Constify pointer member.
236 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
237 * c-pragma.h (struct weak_syms): Constify name and value members.
238 (add_weak): Constify arguments.
240 * calls.c (special_function_p): Constify a char *.
241 (expand_call): Remove variable which is initialized and then
243 * dependence.c (struct def_use, struct induction, struct subscript):
244 Constify 'variable' member.
245 (get_low_bound, have_induction_variable): Constify char * argument.
246 (find_induction_variable): Add braces to avoid dangling else.
247 (classify_dependence): Constify char * arrays.
248 * profile.c (output_func_start_profiler): Constify a char *.
249 * stor-layout.c (finalize_record_size): Constify a char *.
250 * tree.c (is_attribute_p): Constify a char *.
251 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
253 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
254 for comprehensibility. Do not call get_identifier if we did
255 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
256 create temporary string constants, not ggc_alloc_string. No
257 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
258 char * to hold IDENTIFIER_POINTERs.
260 2000-08-29 Richard Henderson <rth@cygnus.com>
262 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
265 2000-08-29 Richard Henderson <rth@cygnus.com>
267 * reload.c (push_secondary_reload): Allow class == reload_class
268 if we're using a reload_in/out pattern.
270 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
271 the half that does not conflict with the reload register.
272 (reload_outti): Likewise.
274 2000-08-29 Kazu Hirata <kazu@hxi.com>
276 * reload.c: Fix formatting.
278 * stmt.c: Fix formatting.
280 * gcc.c: Fix formatting.
282 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
284 * flags.h (time_report, mem_report): New global flags.
285 * toplev.c: Define time_report and mem_report.
286 (f_options): Add -ftime-report and -fmem-report.
287 (compile_file): Turn on time_report if quiet_flag is off.
288 Call ggc_print_statistics at very end if mem_report is on.
289 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
291 * ggc-common.c (ggc_print_statistics): Rename to
292 ggc_print_common_statistics; all callers changed. Scale
293 quantities above 10K to kilobytes and above 10M to megabytes.
294 * ggc-page.c (ggc_page_print_statistics): Rename to
295 ggc_print_statistics. Report memory consumed by internal data
296 structures for each allocation bucket. Scale quantities above
297 10K to kilobytes and above 10M to megabytes.
298 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
299 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
300 Define tally_leaves always.
301 (ggc_print_statistics): New function.
302 * ggc.h: Adjust for renamed functions.
304 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
306 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
307 output_movsisf instead of which_alternative.
309 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
311 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
313 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
314 (avr_progmem_p): New prototype.
315 (output_movsisf): Prototype declaration changed.
316 (output_movqi): New prototype.
317 (output_movhi): New prototype.
318 (call_insn_operand): Likewise.
319 (final_prescan_insn): Likewise.
320 (avr_simplify_comparision_p): Likewise.
321 (avr_normalize_condition): Likewise.
322 (compare_eq_p): Likewise.
323 (out_shift_with_cnt): Likewise.
324 (const_int_pow2_p): Likewise.
325 (output_reload_inhi): Prototype declaration changed.
327 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
328 (ldi_reg_rtx): New. rtx for r31.
329 (avr_init_stack): Initialize as "__stack".
330 (function_prologue): Use it.
331 Replace all TARGET_ENHANCED with AVR_ENHANCED.
332 (avr_mcu_name): Initialize as "avr2".
333 (avr_enhanced_p, avr_mega_p): New variables.
334 (mcu_types, avr_override_options): Handle all known MCU types.
335 Also handle avr1 (only preprocess, assemble and link).
336 (print_operand): Using of `%K' in output template removed.
337 (out_movqi_r_mr): Optimized.
338 (out_movhi_r_mr): Likewise.
339 (output_movqi): New function.
340 (output_movhi): Likewise.
341 (out_movsi_r_mr): Optimized.
342 (output_movsisf): Compute insn length for `adjust_insn_length'
343 (out_movqi_mr_r): Optimized.
344 (out_movhi_mr_r): Optimized.
345 (adjust_insn_length): Use output_movsisf, output_movqi,
346 output_movhi for insn length adjusting.
347 (reg_unused_after): Use dead_or_set_p.
348 (preferred_reload_class): Now havn't any restriction.
349 (reg_was_0): New function.
350 (io_address_p): Likewise.
351 (const_int_pow2_p): Likewise.
352 (output_reload_inhi): Likewise.
353 (output_reload_insisf): Likewise.
355 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
356 (LIB_SPEC): Use -lc for all supported devices.
357 (LIBGCC_SPEC): Use -lgcc for all supported devices.
358 (AVR_MEGA): Define as avr_mega_p.
359 (AVR_ENHANCED): New, define as avr_enhanced_p.
360 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
361 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
362 (CRT_BINUTILS_SPECS): Handle all known MCU types.
363 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
364 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
365 (ASM_SPEC): Pass -mmcu=... to the assembler.
366 Change all -DAVR_* to -D__AVR_*__.
367 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
368 Rename library functions to start with two underscores.
369 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
371 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
372 (SUPPORTS_WEAK): Likewise.
373 (LDI_REG_REGNO): New. Register r31 will be used as temporary
374 register for loading constants to r0-r14.
376 * config/avr/avr.md: Replace all TARGET_ENHANCED with
378 (*mov_r_sp): Removed. Handled by output_movhi.
379 (*mov_sp_r): Likewise.
380 (*mov_sp_r_no_interrupts): Likewise
381 (*mov_sp_r_tiny): Likewise.
382 (*movqi): Use output_movqi.
384 (*movhi): Use output_movhi.
386 (*negsi2): Optimized.
388 Added peepholes (define_peephole2) for loading constants to r0-r14
389 and for using `cpse' command.
391 * config/avr/libgcc.S: Rename library functions to start with two
393 Add support for enhanced core.
394 (_moqhi3): Fix typo, now _modqi3.
395 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
396 (__prologue_saves__): Remove test for stack adjust by 0.
397 (__tablejump__): New.
399 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
400 Add multilib support.
402 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
404 * loop.c (prescan_loop): Don't check unknown_address_altered
405 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
406 to loop_store_mems as necessary.
407 (loop_invariant_p): Don't check unknown_address_altered
408 or unknown_constant_address_altered.
410 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
412 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
414 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
416 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
417 print just the filename.
418 * cpplex.c (_cpp_run_directive): Add additional argument, the
419 name to give the synthetic buffer. This defaults to
420 translated "<command line>".
421 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
423 (_cpp_define_builtin): New function.
424 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
425 * cpphash.h: Update prototypes.
427 * tradcpp.c (main): Process -D and -U simultaneously, in the
428 order they appeared on the command line.
430 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
432 * c-decl.c (define_label): Call warning_with_file_and_line and
433 error_with_file_and_line instead of plain warning or error.
435 * c-parse.in (label): Use save_filename/save_lineno to ensure
436 correct values for calls to define_label.
438 2000-08-29 Mark Mitchell <mark@codesourcery.com>
440 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
442 * expr.c (expand_expr, case TARGET_EXPR): Don't call
444 * tree.h (get_file_function_name): Remove two duplicate
447 2000-08-28 Kazu Hirata <kazu@hxi.com>
449 * tree.c: Fix formatting.
451 * xcoffout.c: Fix formatting.
453 2000-08-28 Jason Merrill <jason@redhat.com>
455 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
457 2000-08-28 Daniel Berlin <dberlin@redhat.com>
459 * dwarf2out.c (dwarf2out_finish): Don't bother calling
460 break_out_includes if it won't do anything.
462 2000-08-28 Richard Henderson <rth@cygnus.com>
464 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
465 (find_reloads): Likewise.
466 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
467 (reload_inhi): Likewise.
469 2000-08-28 Richard Henderson <rth@cygnus.com>
471 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
472 (call_insn_operand): Don't expect a surrounding mem.
473 (constant_call_address_operand): Likewise.
474 * config/i386/i386.h (PREDICATE_CODES): Update.
475 * config/i386/i386.md (call patterns): Move the match_operand
476 for the call destination inside the mem.
478 2000-08-28 Richard Henderson <rth@cygnus.com>
480 * local-alloc.c (requires_inout): Don't use reserved range for
481 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
482 * recog.c (asm_operand_ok): Likewise.
483 (preprocess_constraints, constrain_operands): Likewise.
484 * regclass.c (record_reg_classes): Likewise.
485 * reload.c (find_reloads): Likewise.
486 * reload1.c (maybe_fix_stack_asms): Likewise.
487 (reload_cse_simplify_operands): Likewise.
488 * stmt.c (expand_asm_operands): Likewise.
490 * md.texi: Update constraints documentation.
491 * tm.texi (EXTRA_CONSTRAINT): Update.
493 2000-08-28 Daniel Berlin <dberlin@redhat.com>
495 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
496 (print_die): If we don't know the offset of the
497 target die, try the symbol. Add a trailing newline.
498 (reverse_all_dies): New fn.
499 (dwarf2out_finish): Call it.
500 (break_out_includes): Reorganize for clarity.
501 (add_sibling_attributes): Don't call reverse_die_lists.
502 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
504 * flags.h: Add flag_eliminate_dwarf2_dups.
505 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
507 2000-08-28 Jason Merrill <jason@redhat.com>
509 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
510 * dwarf2out.c: #include "md5.h".
511 (DIE_LABEL_PREFIX): New macro.
512 (dw_val_struct): Add 'external' flag to val_die_ref.
513 (add_AT_die_ref, AT_ref): Adjust.
514 (AT_ref_external, set_AT_ref_external): New fns.
515 (build_abbrev_table): Call set_AT_ref_external.
516 (value_format): Call AT_ref_external.
517 (die_struct): Add die_symbol field.
519 (dwarf_tag_name): Handle BINCL/EINCL.
520 (dwarf2out_start_source_file): Add BINCL DIE.
521 (dwarf2out_end_source_file): Add EINCL DIE.
522 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
523 (loc_checksum, attr_checksum, die_checksum): New fns.
524 (is_type_die, is_comdat_die, is_symbol_die): New fns.
525 (compute_section_prefix, assign_symbol_names): New fns.
526 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
527 (output_die): Call output_die_symbol and AT_ref_external.
528 (output_comdat_comp_unit): New fn, split out from...
529 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
531 (output_pubnames, output_aranges): Abort if we see entries from
533 * toplev.h: Declare file_name_nondirectory.
534 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
535 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
536 (debug_start_source_file): Call dwarf2out_start_source_file
537 regardless of debug verbosity.
538 (debug_end_source_file): Similarly.
539 * tree.h: Declare clean_symbol_name.
540 * tree.c (clean_symbol_name): Split out from...
541 (get_file_function_name_long): ...here.
543 * dwarf2out.c (new_loc_descr): Use calloc.
544 (splice_child_die): Remove the die from the right parent.
545 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
547 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
549 * toplev.c (decode_g_option): Don't give warning for unknown -g
550 option; return 0 instead.
551 (main): If -g option is not recognized by front end or
552 language-independent code, give warning.
554 2000-08-28 Greg McGary <greg@mcgary.org>
556 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
557 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
558 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
560 2000-08-27 Greg McGary <greg@mcgary.org>
562 * cpplex.c (parse_string): Don't look for backslash
563 before first char in `namebuf'.
564 * loop.c (strength_reduce): Skip NOTEs.
566 2000-08-27 Jason Merrill <jason@redhat.com>
568 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
569 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
570 TREE_ASM_WRITTEN, either.
571 (finish_decl): Adjust.
573 2000-08-28 Philipp Thomas <pthomas@suse.de>
575 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
576 they have been incorporated into the gettext CVS. Change the text to
577 reflect the current status of NLS. Add instructions for accessing
578 the gettext CVS and add the patch from Martin v. Loewis.
580 2000-08-27 Geoff Keating <geoffk@cygnus.com>
582 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
583 by using gen_lowpart_common.
584 (movdi_internal64+6): Likewise.
586 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
588 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
591 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
592 numbers to the ranges used by GDB.
594 2000-08-25 Richard Henderson <rth@cygnus.com>
596 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
597 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
598 (ia64_expand_prologue): Likewise.
599 (ia64_setup_incoming_varargs): Set it. Properly skip the current
600 argument for stdargs.
602 2000-08-25 Jason Merrill <jason@redhat.com>
604 * integrate.c (expand_inline_function): Pull out the original decl.
606 2000-08-25 Jim Wilson <wilson@cygnus.com>
608 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
610 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
612 2000-08-25 Greg McGary <greg@mcgary.org>
614 * flow.c (dump_edge_info): Use ARRAY_SIZE.
615 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
617 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
619 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
621 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
623 * i386.c (ix86_find_base_term): New.
624 * i386-protos.h (ix86_find_base_term): Prototype.
625 * i386.h (FIND_BASE_TERM): Define.
626 * alias.c (find_base_term): Use it.
627 * tm.texi (FIND_BASE_TERM): Document it.
629 * alias.c (true_dependence, write_dependence_p): Unchanging
630 memory can't conflict with non-unchanging memory.
632 * alias.c (memrefs_conflict_p): A BLKmode reference
633 to a symbol (or CONST_INT address) always conflicts
634 with a reference to another symbol.
636 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
638 * c-common.c (time_char_table): Don't allow width and flags with
641 2000-08-25 Jakub Jelinek <jakub@redhat.com>
643 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
644 way as LT and LTU when the second operand has 0 in low word.
646 2000-08-26 Michael Hayes <mhayes@cygnus.com>
648 * basic-block.h (struct loop): Rename `exits' field to
649 `exit_edges'. Add `entry_edges' and `num_entries' fields.
651 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
652 (flow_loop_entry_edges_find): Add.
653 (flow_edge_list_print): Rename from flow_exits_print.
654 (flow_loops_find): Call flow_loop_entry_edges_find.
655 (flow_loop_dump): Dump entry_edges list.
656 (flow_loops_free): Free entry_edges.
658 2000-08-26 Michael Hayes <mhayes@cygnus.com>
660 * loop.c (loop_dump_aux, debug_loop): New functions.
661 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
663 * flow.c (flow_loops_dump): Add callback parameter.
664 (flow_loop_dump): Add callback parameter and call it. Move
665 loop note debugging code to loop_dump_aux.
667 * basic-block.h (flow_loop_dump): Add callback parameter
668 (flow_loops_dump): Likewise.
670 * toplev.c (rest_of_compilation): Add NULL callback function pointer
671 to call to flow_loops_dump.
673 2000-08-26 Michael Hayes <mhayes@cygnus.com>
675 * loop.c (count_loop_regs_set): Replace start and end arguments
676 with loop argument. All callers udated.
678 2000-08-26 Michael Hayes <mhayes@cygnus.com>
680 * loop.c (constant_high_bytes): Delete.
682 2000-08-26 Michael Hayes <mhayes@cygnus.com>
684 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
685 and NOTE_INSN_LOOP_VTOP to...
686 (find_and_verify_loops) ...here.
688 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
690 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
691 (fini_dummy, init_dummy): Use it.
693 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
695 * cpplex.c (is_macro_disabled): Caller has already checked
696 that we're not a preprocessed file.
698 2000-08-24 Mark Mitchell <mark@codesourcery.com>
700 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
701 (c-iterate.o): Remove target.
702 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
703 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
704 (finish_decl): Don't handle iterators.
705 (grokdeclarator): Likewise.
706 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
707 * gcc/c-gperf.h: Regenerated.
708 * gcc/c-iterate.c: Removed.
709 * gcc/c-lex.c (init_lex): Don't handle iterators.
710 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
711 (compstmt_primary_start): Remove push_iterator_stack call.
712 (stmt): Don't allow iterator statements. Replace iterator_expand
713 with expand_expr_stmt.
714 (all_iter_stmt): Remove.
715 (all_iter_stmt_simple): Likewise.
716 (all_iter_stmt_with_decl): Likewise.
717 * gcc/c-tree.h (ITERATOR_P): Remove.
718 (ITERATOR_BOUND_P): Likewise.
719 (init_iterators): Remove declaration.
720 (iterator_expand): Likewise.
721 (iterator_for_loop_start): Likewise.
722 (iterator_for_loop_end): Likewise.
723 (iterator_for_loop_record): Likewise.
724 (push_iterator_stack): Likewise.
725 (pop_iterator_stack): Likewise.
726 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
727 (readonly_warning): Likewise.
728 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
730 2000-08-24 Jim Wilson <wilson@cygnus.com>
732 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
733 Copy type in a TYPE_DECL, just like pushdecl does.
735 2000-08-24 Richard Henderson <rth@cygnus.com>
737 * toplev.c (main): Enable flag_reorder_blocks at -O2.
739 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
741 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
742 asked for one page, allocate GGC_QUIRE_SIZE of them and put
743 the extras on the free list.
744 (release_pages): Clean up.
745 (ggc_set_mark): Don't adjust G.allocated here...
746 (sweep_pages): ... do it here.
748 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
750 * cppfiles.c (read_include_file): Rearrange initializations.
752 2000-08-24 Richard Henderson <rth@cygnus.com>
754 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
756 * config/ia64/ia64-protos.h: Update.
757 * config/ia64/ia64.c (gr_register_operand): New.
758 (fr_register_operand, grfr_register_operand): New.
759 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
760 (grfr_reg_or_8bit_operand): New.
761 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
762 use gr_register_operand.
763 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
764 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
765 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
766 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
767 (fr_reg_or_fp01_operand): Likewise.
768 (not_postinc_memory_operand): New.
769 (ia64_split_timode): Remove unused variables.
770 (rtx_needs_barrier): Check arguments to cmpxchg.
771 (builtin_description): Remove.
772 (bdesc_2argsi, bdesc_2argdi): Remove.
773 (ia64_init_builtins): Declare all builtins directly.
774 (ia64_expand_fetch_and_op): Rewrite to be called from
775 ia64_expand_builtin directly. Use expand_binop and co.
776 (ia64_expand_op_and_fetch): Likewise.
777 (ia64_expand_compare_and_swap): Likewise.
778 (ia64_expand_binop_builtin): Remove.
779 (ia64_expand_lock_test_and_set): New.
780 (ia64_expand_lock_release): New.
781 (ia64_expand_builtin): Use them.
782 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
783 (EXTRA_CONSTRAINT): Use it.
784 (PREDICATE_CODES): Update.
785 * config/ia64/ia64.md (*): Use gr_register_operand and co.
786 (mf): Indicate that we set memory as well as use it.
787 (fetchadd_acq_si): Show memory being modified as well.
788 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
789 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
790 (lock_test_and_set_si, lock_test_and_set_di): Remove.
791 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
792 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
793 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
794 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
795 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
796 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
797 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
798 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
799 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
800 return type. Pretty print definitions.
802 2000-08-24 Jim Wilson <wilson@cygnus.com>
804 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
805 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
807 2000-08-24 Jason Merrill <jason@redhat.com>
809 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
810 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
811 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
812 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
814 2000-08-24 Greg McGary <greg@mcgary.org>
816 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
817 and extendtab within their proper array boundaries.
818 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
819 for the entire array.
821 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
822 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
823 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
824 * config/fr30/fr30.c (fr30_print_operand): Likewise.
825 * config/i386/dgux.c (output_options): Likewise.
826 * config/i386/dgux.h (ASM_FILE_START): Likewise.
827 * config/m88k/m88k.c (output_options): Likewise.
828 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
829 * config/mcore/mcore.c (mcore_output_inline_const_forced,
830 layout_mcore_frame, handle_structs_in_regs): Likewise.
831 * config/mips/mips.c (output_block_move): Likewise.
832 * config/rs6000/rs6000.c (rs6000_override_options,
833 rs6000_file_start): Likewise.
834 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
835 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
836 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
837 * builtins.c (expand_builtin_setjmp): Likewise.
838 * expr.c (safe_from_p): Likewise.
839 * flow.c (life_analysis): Likewise.
840 * fold-const.c (size_int_type_wide): Likewise.
841 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
842 * genattrtab.c (make_length_attrs): Likewise.
843 * genopinit.c (gen_insn): Likewise.
844 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
845 * global.c (global_alloc): Likewise.
846 * local-alloc.c (find_free_reg): Likewise.
847 * mips-tdump.c (print_symbol): Likewise.
848 * mips-tfile.c (parse_def, parse_input): Likewise.
849 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
850 * stmt.c (expand_nl_goto_receiver): Likewise.
851 * stor-layout.c (set_sizetype): Likewise.
852 * varasm.c (decode_reg_name): Likewise.
853 * toplev.c (decode_f_option, decode_W_option,
854 set_target_switch, print_switch_values): Likewise.
855 (NUM_ELEM): Remove macro.
856 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
858 2000-08-24 Greg McGary <greg@mcgary.org>
860 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
861 (MAIN_NAME_P, main_identifier_node): New macros.
862 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
863 * c-decl.c (start_decl, grokdeclarator, start_function,
864 store_parm_decls, finish_function): Use MAIN_NAME_P.
865 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
866 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
867 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
868 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
870 2000-08-24 Greg McGary <greg@mcgary.org>
872 * cppfiles.c (actual_directory): Don't write beyond `dir'
874 * real.c (asctoeg): Stay within bounds of etens[][].
876 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
878 * dependence.c (dependence_string, direction_string,
879 dump_one_node, dump_node_dependence): Hide unused identifiers.
880 (get_low_bound, normalize_coefficients): Match definition to
882 (get_one_coefficient): Initialize variables `value0_is_idx' and
884 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
885 (ziv_test): Delete variable `idx', use parameter `sub' instead.
886 (direction_merge): Avoid automatic aggregate initialization.
887 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
888 Initialize variables `dest_idx' and `src_idx'.
889 (end_dependence_analysis): Avoid C89 style function definition.
891 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
893 * c-common.c (time_char_table): Don't allow width with %F.
894 (check_format_info): Don't allow "Z" length with scanf.
896 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
898 * diagnostic.c (finish_diagnostic): Define.
899 (output_do_printf): Use wrap_text instead of output_add_string.
900 (default_print_error_function): Avoid embedded '\n'.
902 * diagnostic.h (flush_diagnostic_buffer): Declare.
904 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
906 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
908 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
910 * Makefile.in (GCC_PASSES): Add specs.
912 2000-08-23 Jim Wilson <wilson@cygnus.com>
914 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
915 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
916 EHANDLER nor UHANDLER bit is set.
917 (__get_except_table): Likewise.
919 2000-08-23 Nick Clifton <nickc@redhat.com>
921 * config/arm/lib1funcs.asm: Replace upper case condition codes
922 with lower case versions.
924 * config/arm/arm.h (STRUCT_VALUE): Define.
925 (STRUCT_VALUE_REGNUM): Delete.
927 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
929 * cpphash.h (IN_I): New flag for directive table.
930 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
932 (_cpp_check_directive): If -fpreprocessed, execute directives
933 marked with IN_I. Issue no warnings in this case.
934 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
936 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
938 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
940 (check_format_info): Support printf 'I' flag; warn about it with
943 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
945 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
946 barrier can't be ignored by the alias analysis code.
948 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
950 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
951 works inside fixincl.
953 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
955 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
956 simplify_relational_operation() unless both operands are of
958 * cse.c (fold_rtx): Likewise.
960 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
962 * rtlanal.c (rtx_unstable_p): The pic register is stable
963 (within one function) and the actual rtx should be used
964 when checking the registers.
965 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
967 * alias.c (true_dependence, write_dependence_p): Fix
968 bug in previous patch.
970 * i386.c (ix86_GOT_alias_set): New.
971 (legitimize_pic_address): Use it.
973 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
974 only stable if its address is stable.
975 (rtx_varies_p): An unchanging MEM can't vary if
976 its address doesn't vary.
978 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
980 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
982 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
984 * vax.h (ASM_SPEC): Pass `-J' to assembler.
985 * x-vax-gcc: New file for bootstrapping with gcc.
986 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
987 * configure.in: Use x-vax-gcc with gcc.
988 * configure: Rebuilt.
990 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
992 * toplev.c (rest_of_compilation): Rebuild label notes after
993 post-reload splitting pass if new labels have been created.
995 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
997 * diagnostic.h (output_buffer_state): New macro.
998 * diagnostic.c (diagnostic_for_decl, sorry,
999 default_print_error_function, output_do_verbatim,
1000 report_diagnostic, report_problematic_module): Use it.
1002 (output_format): Use wrap_text instead of maybe_wrap_text.
1004 2000-08-22 Nick Clifton <nickc@redhat.com>
1006 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
1007 Common code for ARM divide and modulus functions.
1008 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
1010 (FUNC_END): New macro: Common code at the end of the division and
1012 (THUMB_FUNCTION_START): New macro: Common code at the start of
1014 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
1016 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
1018 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
1020 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
1021 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
1024 2000-08-22 Nick Clifton <nickc@redhat.com>
1026 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
1027 restorative additions, test for bottom bits of IP being set,
1028 rather than relying upon the RORs not matching.
1031 2000-08-22 David Edelsohn <edelsohn@gnu.org>
1033 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
1034 text_section() as appropriate instead of emitting text csect
1036 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
1037 (UNIQUE_SECTION): Define macro.
1038 (ASM_OUTPUT_SECTION_NAME): Define macro.
1039 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
1040 on AIX if debugging and -fdata-sections always.
1042 2000-08-22 Steven King <sxking@uswest.net>
1044 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
1046 (LDBL_MAX): Same here.
1048 2000-08-22 Richard Henderson <rth@cygnus.com>
1050 * flow.c (tidy_fallthru_edge): Update b->end properly.
1052 2000-08-22 Stan Cox <scox@redhat.com>
1054 * Makefile.in (OBJS): Add dependence.o.
1055 * dependence.c: New file.
1057 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
1059 * calls.c (check_sibcall_argument_overlap_1): Adjust for
1061 (check_sibcall_argument_overlap): Likewise.
1063 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
1065 * invoke.texi (SH Options): Document -m4-nofpu,
1066 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
1067 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
1069 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
1071 * c-common.c (check_format_info): Give the 'some locales' warning
1072 for strftime %Ey rather than the unconditional 'only last 2 digits
1075 2000-08-22 Richard Henderson <rth@cygnus.com>
1077 * alias.c (init_alias_analysis): Do not register
1078 struct_value_incoming_rtx or static_chain_rtx as pointing
1081 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
1083 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
1085 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
1087 * diagnostic.h (report_problematic_module): Declare.
1088 * diagnostic.c (report_problematic_module): New function.
1089 (report_error_function): Tweak.
1091 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1093 * stmt.c (expand_goto_internal, fixup_gotos): Only check
1094 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
1096 2000-08-21 Richard Henderson <rth@cygnus.com>
1098 * flow.c (calculate_global_regs_live): Mark frame pointer live
1099 everywhere before reload.
1101 2000-08-21 Jim Wilson <wilson@cygnus.com>
1103 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
1104 INTEL_EXTENDED_IEEE_FORMAT.
1105 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
1106 clear last two bytes of output FP value.
1108 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
1110 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
1112 2000-08-21 Jakub Jelinek <jakub@redhat.com>
1114 * unroll.c (loop_find_equiv_value): If ret is modified between
1115 insn and loop_start, ret might not be equivalent to reg.
1117 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
1119 * c-common.c (init_dollar_format_checking,
1120 maybe_read_dollar_number, finish_dollar_format_checking): New
1122 (dollar_arguments_used, dollar_arguments_count,
1123 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
1125 (check_format_info): Support $ formats for scanf and printf width
1126 and precision. Always increment format_chars to advance past the
1127 '*' of precision, not just when the format parameters are
1130 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1132 * mips.c (block_move_loop, expand_block_move,
1133 function_arg_partial_nregs, save_restore_insns, function_prologue,
1134 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
1136 (function_arg_advance, function_arg): Match argument to format
1139 2000-08-21 Nix <nix@esperi.demon.co.uk>
1141 * gcc.c (do_spec_1): Implement %j spec flag.
1142 Remove dead comment.
1144 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
1145 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
1146 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
1147 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
1149 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
1150 writable) instead of hardcoded value.
1152 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
1154 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
1157 * gcc.c (cc1_options): Do not process -o or run the assembler if
1159 * objc/lang-spec.h: Likewise.
1161 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
1163 * fixinc/fixincl.c (fix_with_system): Pipe the output of
1164 "external" fixes through `cat', to avoid truncating the input
1165 file by redirection.
1167 2000-08-21 Jakub Jelinek <jakub@redhat.com>
1169 * config/i386/i386.md (lea_general_1): Copy insn condition to split
1171 (lea_general_2, lea_general_3): Likewise.
1173 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1175 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
1176 warnings to user code.
1178 * c-lex.c (readescape, yylex): Likewise.
1180 * c-typeck.c (store_init_value, process_init_element): Likewise
1181 (c_expand_start_case): Format.
1183 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
1185 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
1187 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
1188 and linker_endian_spec to endian_spec.
1189 (ENDIAN_SPEC): Add %{EB} and %{EL}.
1190 (LINK_SPEC): Remove %{EB} and %{EL}.
1191 (ASM_SPEC): Likewise. Use %(endian_spec).
1193 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
1195 * c-tree.h (flag_hosted): Move declaration from here...
1196 * c-common.h (flag_hosted): ... to here.
1197 (flag_noniso_default_format_attributes): New declaration.
1198 * c-decl.c (flag_noniso_default_format_attributes): New variable.
1199 (c_decode_option): Set it appropriately for options choosing
1200 language standard variant.
1201 * c-common.c (init_function_format_info): Only provide default
1202 format attributes if flag_hosted. Only provide the gettext
1203 formats if flag_noniso_default_format_attributes. Update
1205 (check_format_info): Disable treatment of %a as a scanf flag in
1208 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
1210 * c-common.c (scan_char_table): Add 'w' to flags for all formats
1212 (check_format_info): Set 'wide' for scanf format widths. Warn for
1213 a zero scanf width. Make the check for writing into a constant
1214 object at the first level of indirection; at later levels, warn if
1215 any type qualifiers are encountered.
1217 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
1219 * reload.c (reload_inner_reg_of_subreg): New function broken out of
1221 (push_reload): Use reload_inner_reg_of_subreg.
1222 (combine_reloads): Do not combine reloads if the input reload
1223 is a SUBREG in which the inner part will need reloading.
1225 * global.c (global_alloc): Avoid passing dumpfile argument to
1227 * toplev.c (rest_of_compilation): Likewise.
1228 * reload.h (reload): Remove dumpfile argument. Callers changed.
1229 (debug_reload, debug_reload_to_stream): Move prototypes here.
1230 * rtl.h (reload): Remove dumpfile argument.
1231 * reload.c (debug_reload): Remove prototype.
1232 (debug_reload_to_stream): Likewise.
1233 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
1236 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1238 * diagnostic.c (context_as_prefix): Export.
1239 (need_error_newline): Remove.
1240 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
1241 (error_module_changed, record_last_error_module,
1242 error_function_changed, record_last_error_function): New functions.
1243 (initialize_diagnostics): Default intialize
1244 lang_diagnostic_starter, lang_diagnostic_finalizer.
1245 (init_output_buffer): Tweak.
1246 (file_name_as_prefix): New function.
1247 (announce_function, default_print_error_function,
1248 report_error_function, set_diagnostic_context): Tweak.
1250 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
1252 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
1253 condition expression.
1255 2000-08-20 Richard Henderson <rth@cygnus.com>
1257 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
1259 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
1261 * cppinit.c (cpp_init): Set global flag when called.
1262 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
1264 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
1266 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
1267 before `process_directive' so that newlines won't be missed
1269 (cpp_printf): Increment `print->lineno' when newline is emitted.
1271 * cppmain.c (cb_ident): Likewise.
1272 (cb_define): Likewise.
1273 (cb_undef): Likewise.
1274 (cb_include): Likewise.
1275 (cb_def_pragma): Likewise.
1276 (dump_macros_helper): Likewise.
1278 2000-08-20 Richard Henderson <rth@cygnus.com>
1280 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
1281 assigned before a loop.
1283 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
1284 (ashrsi3, lshrsi3): Likewise.
1286 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
1288 * c-lang.c: #include diagnostic.h
1289 (c_tree_printer): New function.
1290 (lang_init): Initialize lang_printer.
1292 * Makefile.in (c-lang.o): Depends on diagnostic.h
1294 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
1296 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
1298 * diagnostic.c (default_diagnostic_starter,
1299 default_diagnostic_finalizer): New functions.
1300 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
1301 (pedwarn, pedwarn_with_file_and_line, error,
1302 error_with_file_and_line, fatal, warning,
1303 warning_with_file_and_line): Adjust call to report_diagnostic.
1304 (report_diagnostic): Rework.
1305 (set_diagnostic_context): New function.
1307 * diagnostic.h (struct diagnostic_context): New data structure.
1308 (diagnostic_message, diagnostic_argument_list,
1309 diagnostic_file_location, diagnostic_line_location,
1310 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
1311 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
1312 (set_diagnostic_context): Declare.
1313 (report_diagnostic): Change prototype.
1315 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
1317 * fix-header.c (main): Initialize cpplib.
1319 2000-08-19 Michael Meissner <meissner@redhat.com>
1321 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
1322 instructions in it before checking for indirect jumps.
1324 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
1325 in a indirect jump as a potential for conditional execution.
1327 * d30v.h (d30v_init_expanders): Don't declare here.
1328 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
1331 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
1333 * cpp.texi: Add @section for assertions.
1335 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
1337 * loop.c (scan_loop): Use CONST_CALL_P instead of
1338 checking for REG_LIBCALL / REG_RETVAL.
1340 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
1342 * reload1.c (reload_as_needed): Accept dumpfile argument,
1343 pass it to emit_reload_insns.
1344 (emit_reload_insns): Add new dumpfile argument. If non-null
1345 then dump the reloads for each insn into the dumpfile.
1346 (reload): Pass dumpfile to reload_as_needed.
1348 * invoke.texi: Clean up linux-gnu vs linux comments.
1350 2000-08-19 Richard Henderson <rth@cygnus.com>
1352 * config/ia64/ia64.c (reg_or_5bit_operand): New.
1353 (ia64_depz_field_mask): New.
1354 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
1355 (PREDICATE_CODES): Update.
1356 * config/ia64/ia64.md: Update commentary.
1357 (depz_internal): New.
1358 (ashlsi3): Implement directly.
1359 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
1360 (ashldi3): Use shladd.
1361 * config/ia64/ia64-protos.h: Update.
1363 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
1365 * toplev.c (independent_decode_option): Always process -g.
1366 Remove third argument, now unused. Adjust caller to match.
1368 2000-08-18 Richard Henderson <rth@cygnus.com>
1370 * combine.c (make_compound_operation): Break after creating
1373 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
1375 * cpplib.c (cpp_register_pragma_space): Just return if the
1376 namespace is already registered.
1378 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
1380 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
1381 constant amount. Do not generate ROTL instruction.
1383 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
1385 * config/sh/elf.h: Do not include sh/sh.h.
1386 * config/sh/rtems.h: Likewise.
1387 * config/sh/rtemself.h: Do not include sh/elf.h.
1388 * configure.in: Get them included with `tm_file's.
1389 * configure: Rebuilt.
1391 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
1392 * config/sh/sh.c (fpscr_set_from_mem): Use them.
1394 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1396 * stor-layout.c (compute_record_type): Don't use mode of single
1397 field as mode of record if not integer mode of same type.
1399 * regmove.c (perhaps_ends_bb_p): New function.
1400 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
1401 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
1402 (fixup_match_1): Likewise.
1403 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
1404 avoid signed/unsigned warnings.
1406 * function.c (fixup_var_refs_1, case MEM): Update CODE after
1409 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
1411 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
1412 (_cpp_trigraph_map): Declaration moved from cpplex.c
1414 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
1415 instead of 256. Use consistent test for designated initializers.
1416 (cpp_init): Initialize trigraph_map.
1417 (initialize_standard_includes, parse_option): Use memcmp
1420 * cpplex.c (init_trigraph_map): Remove.
1421 (trigraph_ok, trigraph_replace, lex_line): Refer to
1424 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
1425 (do_unassert): Remove unused "next" local.
1427 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
1429 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
1431 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
1434 2000-08-17 Richard Henderson <rth@cygnus.com>
1436 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
1437 the first insn in a sequence.
1439 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
1441 * alias.c (true_dependence, write_dependence_p): A read
1442 involving a label_ref or the constant pool doesn't create
1445 * rtl.h (unchanging): Improve documentation.
1447 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
1449 * cse.c (insert_regs): Remove unused `regno'.
1451 2000-08-17 Neil Booth <NeilB@earthling.net>
1453 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
1454 remove_dup_dirs. If qtail == brack, remove brack not
1456 (remove_dup_dir, remove_dup_dirs): New functions.
1458 2000-08-17 Neil Booth <NeilB@earthling.net>
1460 * cppinit.c (cpp_cleanup): Free include dir chains.
1461 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
1462 (do_unassert): Free the assert with _cpp_free_definition.
1463 * cppmacro.c (_cpp_free_definition): Free memory allocated for
1464 assertions. Make the node a T_VOID node.
1466 2000-08-17 Neil Booth <NeilB@earthling.net>
1468 * cppinit.c (path_include, append_include_chain):
1469 Remove 2nd parameter (struct cpp_pending *).
1470 (path_include, initialize_standard_includes, cpp_handle_option):
1471 Update callers appropriately.
1472 (cpp_handle_option): Use pend.
1474 2000-08-17 Neil Booth <NeilB@earthling.net>
1476 * cppinit.c (sort_options): Remove, put functionality in
1479 (initialize_builtins): Free memory.
1480 (cpp_start_read): Move init_IStable to cpp_init.
1482 * cpplib.h (cpp_init): New prototype.
1483 * cppmain.c (main): Call cpp_init.
1485 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
1487 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
1488 (rtx_unstable_p, rtx_varies_p): Process vectors.
1490 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
1492 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
1493 references to GLOBAL symbols. Use LOCAL where appropriate.
1495 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1497 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
1498 use t-aix41 when host == target.
1500 2000-08-16 Richard Henderson <rth@cygnus.com>
1502 * reload.c (push_secondary_reload): Revert last change.
1503 If we use a reload_in/out pattern, make the when the same
1504 as the primary reload.
1505 (find_reloads): Likewise.
1507 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
1509 * configure.in (libstdcxx-v3): Fix test.
1510 * configure: Regenerate.
1512 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1514 * calls.c (calls_function_1, expand_call): Only test
1515 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
1516 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1518 2000-08-16 Richard Henderson <rth@cygnus.com>
1520 * combine.c (simplify_shift_const): Revert previous two
1521 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
1522 before the main loop.
1524 2000-08-15 Richard Henderson <rth@cygnus.com>
1526 * combine.c (simplify_shift_const): Bound shift count when
1529 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1531 * calls.c (ECF_SP_DEPRESSED): New macro.
1532 (calls_function_1): Treat calling sp-depressed function as alloca.
1533 (emit_call_1): Don't adjust SP if calling sp-depressed function.
1534 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
1535 If sp-depressed, ensure block saves and restores SP.
1536 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
1538 * function.c (keep_stack_depressed): New function.
1539 (thread_prologue_and_epilogue_insns): Call it.
1540 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
1541 to print DECL_OFFSET_ALIGN.
1542 Print no-force-blk and transparent-union flags properly.
1543 * stmt.c (expand_goto_internal): Don't restore stack if last block
1544 and function returns with sp depressed.
1545 (fixup_gotos): Likewise.
1546 (save_stack_pointer): New function, from code in expand_decl.
1547 (expand_decl): Call new function.
1548 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
1549 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
1550 (save_stack_pointer): New declaration.
1552 * diagnostic.c (fatal_function): New variable.
1553 (set_fatal_function): New function.
1555 * diagnostic.h (set_fatal_function): New declaration.
1557 2000-08-15 William Cohen <wcohen@redhat.com>
1559 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
1560 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
1561 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
1563 2000-08-15 Richard Henderson <rth@cygnus.com>
1565 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
1567 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1569 * arm.c (arm_function_ok_for_sibcall): New function.
1570 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
1571 * arm.md (call expanders): Don't check here for calls that can't
1574 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1576 * arm.md (splits generating cond_exec): Disable.
1578 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1580 * arm/linux-elf.h (text_section): Delete declaration.
1582 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1584 ARM support for unordered FP operations.
1585 * arm-protos.h (arm_comparison_operator): Declare.
1586 * arm.c (arm_comparison_operator): New function.
1587 (arm_select_cc_mode): Add unordered comparison codes.
1588 (get_arm_condition_code): Likewise.
1589 (arm_final_prescan_insn): Can't handle unordered jumps that can't
1590 be done in one insn.
1591 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
1592 * arm.md (all uses of comparison_operator): Replace with
1593 arm_comparison_operator.
1594 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
1596 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
1599 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1601 * gthr-posix.h: Conditionally include <sched.h>; include
1602 <config.h> from libobjc/.
1604 2000-08-14 Richard Henderson <rth@cygnus.com>
1606 * config/i386/i386.c (legitimize_pic_address): Use Pmode
1609 2000-08-14 Richard Henderson <rth@cygnus.com>
1611 * configure.in (ia64-*): Set float_format for i386 long double.
1613 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
1614 as we would for i386 XFmode.
1615 (PUT_REAL): Likewise.
1616 (endian, ereal_atof, real_value_truncate): Likewise.
1617 (ereal_isneg, toe64, etens, make_nan): Likewise.
1618 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
1620 * config/ia64/ia64-protos.h: Update.
1621 * config/ia64/ia64.c (general_tfmode_operand): New.
1622 (destination_tfmode_operand): New.
1623 (tfreg_or_fp01_operand): New.
1624 (ia64_split_timode): New.
1625 (spill_tfmode_operand): New.
1626 (ia64_expand_prologue): Use TFmode not XFmode.
1627 (ia64_expand_epilogue): Likewise.
1628 (ia64_function_arg): Likewise.
1629 (ia64_function_arg_advance): Likewise.
1630 (ia64_return_in_memory): Likewise.
1631 (ia64_function_value): Likewise.
1632 (ia64_print_operand): Likewise.
1633 (ia64_register_move_cost): Set GR<->FR to 5.
1634 (ia64_secondary_reload_class): Get GR for TImode memory op.
1635 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
1636 (ROUND_TYPE_ALIGN): Remove.
1637 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
1638 (INTEL_EXTENDED_IEEE_FORMAT): Define.
1639 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
1640 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
1641 (MODES_TIEABLE_P): Use TFmode, not XFmode.
1642 (CLASS_MAX_NREGS): Likewise.
1643 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
1644 (PREDICATE_CODES): Update.
1645 * config/ia64/ia64.md (movti): New.
1646 (movti_internal): Use a clobber for memory alternatives.
1647 (reload_inti, reload_outti): New.
1648 (movsfcc_astep): Predicate properly.
1649 (movdfcc_astep): Likewise.
1652 (extendsftf2, extenddftf2): New.
1653 (trunctfsf2, trunctfdf2): New.
1654 (floatditf2, fix_trunctfdi2): New.
1655 (floatunsditf2, fixuns_trunctfdi2): New.
1656 (addtf3, subtf3, multf3, abstf2): New.
1657 (negtf2, nabstf2, mintf3, maxtf3): New.
1658 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
1660 (fr_spill): Use TFmode, not XFmode.
1661 (fr_restore): Likewise.
1662 * config/ia64/lib1funcs.asm (__divtf3): New.
1663 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
1665 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1667 * cse.c (fold_rtx): Avoid empty body in an if-statement.
1669 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
1670 `U' integer constant suffix.
1672 * dwarf2out.c (add_subscript_info): Avoid empty body in an
1675 * sparc/sol2.h (__enable_execute_stack): Prototype.
1677 2000-08-14 David Edelsohn <edelsohn@gnu.org>
1679 * collect2.c: Remove use of AIX import file.
1681 * longlong.h: Test ARCH_PWR not ARCH_POWER.
1683 * rs6000.c (print_operand, case 'E'): Add else.
1685 2000-08-14 Richard Henderson <rth@cygnus.com>
1687 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
1688 (movdi_symbolic): New.
1690 2000-08-14 Jim Wilson <wilson@cygnus.com>
1692 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
1693 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
1694 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
1697 2000-08-14 Richard Henderson <rth@cygnus.com>
1699 * expr.c (emit_group_load): Don't force constants into registers.
1700 Special case source already in the correct mode.
1702 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
1704 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
1705 * fixinc/inclhack.def: Likewise.
1706 * fixinc/mkfixinc.sh: Likewise.
1707 * configure: Regenerate.
1708 * fixinc/fixincl.x: Regenerate.
1709 * install.texi: Document equivalence of linux and linux-gnu.
1711 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1713 * cse.c (insert_regs): Also in REG case: When finding an invalid
1714 value, and we make a new quantity, make sure that it won't be
1715 mistaken by for a valid one by mention_regs.
1717 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
1719 * h8300.md: Remove obsolete peepholes.
1721 2000-08-13 Kazu Hirata <kazu@hxi.com>
1723 * invoke.texi (H8/300 Options): Fix typos.
1724 * config/h8300.c: Fix formatting.
1725 * config/h8300.h: Fix comment typos.
1726 (OVERRIDE_OPTIONS): Fix formatting.
1728 * function.c: Fix formatting.
1730 * cse.c: Fix formatting.
1732 2000-08-13 Geoff Keating <geoffk@cygnus.com>
1734 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
1735 (attempt_auto_inc): Suppress parentheses warning.
1736 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
1737 * loop.c (load_mems): Remove `u' suffix in two places.
1738 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
1740 * config/rs6000/rs6000.h: Likewise.
1741 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
1742 __eabi dummy routine.
1743 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
1746 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
1747 not put stuff in .sdata unnecessarily.
1748 (rs6000_unique_section): New function.
1749 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
1750 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
1752 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
1753 arrays in C99. Don't try to look at DECL_REGISTER of a
1754 COMPONENT_REF. Don't complain twice about the same error.
1756 * fixinc/inclhack.def (aix_pthread): New fix.
1757 (aix_sysmachine): New fix.
1758 * fixinc/fixincl.x: Regenerate.
1760 * expr.c (expand_expr): Call convert_modes when turning a large
1761 multiply into a small one.
1763 2000-08-12 Geoff Keating <geoffk@cygnus.com>
1765 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
1766 the tree structure an exponent rather than an explicit alignment
1767 so it doesn't overflow.
1768 (SET_DECL_OFFSET_ALIGN): New macro.
1769 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
1770 rather than DECL_OFFSET_ALIGN.
1771 (place_field): Likewise.
1772 * expmed.c (store_bit_field): Abort on align==0 to avoid
1773 antisocial machine behaviour.
1775 2000-08-12 Richard Henderson <rth@cygnus.com>
1777 * sibcall.c (uses_addressof): Accept both addressof and
1778 current_function_internal_arg_pointer inside a mem.
1779 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
1780 if current_function_uses_addressof.
1781 * stmt.c (expand_return): Kill tail recursion and HAVE_return
1784 2000-08-11 Richard Henderson <rth@cygnus.com>
1786 * config/ia64/ia64.md (addsi3): Remove expander.
1787 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
1788 (*addsi3_shladd): New.
1790 2000-08-11 Richard Henderson <rth@cygnus.com>
1792 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
1793 (do_restore): Likewise.
1794 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
1795 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
1796 (rtx_needs_barrier): Track actual bit manipulation for
1797 ar.unat moves, gr_spill, and gr_restore.
1798 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
1799 (process_set): Don't handle varargs spills.
1800 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
1801 .mem.offset here instead of in process_set.
1802 (gr_restore): Likewise.
1804 2000-08-11 Richard Henderson <rth@cygnus.com>
1806 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
1808 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
1810 * gcc.texi (The Configuration File): Document
1811 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
1812 UPDATE_PATH_HOST_CANONICALIZATION.
1814 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1816 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
1817 unprototyped function pointer casts on integer constants.
1819 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
1821 * fixproto: Recognize DOS paths with drive letters as absolute paths.
1823 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
1825 * extend.texi (Volatiles): Fix typos.
1827 2000-08-11 Kazu Hirata <kazu@hxi.com>
1829 * flow.c: Fix formatting.
1831 2000-08-11 Richard Henderson <rth@cygnus.com>
1833 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
1834 pattern, always allocate a tertiary scratch register.
1836 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
1837 (reload_inhi): Likewise.
1839 2000-08-11 Richard Henderson <rth@cygnus.com>
1841 * function.c (put_reg_into_stack): Allow type to be NULL.
1842 (schedule_fixup_var_refs): Likewise.
1843 (gen_mem_addressof): Allow decl to be NULL.
1844 (put_addressof_into_stack): Likewise.
1846 * flow.c (merge_blocks_nomove): Be more careful about
1847 locating the beginning of block A.
1849 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
1851 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1856 * config.in: Reverted the check for <sched.h>.
1858 2000-08-10 Chris Demetriou <cgd@sibyte.com>
1860 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
1861 macros define the name of CTOR and DTOR sections.
1862 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
1863 DTOR_LIST_END): Change to use attributes to specify
1865 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
1866 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
1867 DTOR_LIST_END): Same as in mips/elf.h.
1869 2000-08-10 Drew Moseley <dmoseley@redhat.com>
1871 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
1872 disabling just crt0.o.
1874 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
1876 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
1877 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
1878 (EXTRA_SPECS): Add them.
1879 * arm/lib1funcs.asm: Support builds for interworking.
1880 Use macros to eliminate duplicated pieces of code.
1882 2000-08-10 Kazu Hirata <kazu@hxi.com>
1884 * h8300.c (expand_a_rotate): New.
1885 (emit_a_rotate): Likewise.
1886 (h8300_adjust_insn_length): Add support for the rotate insns.
1887 * h8300.md (rotlqi3): New.
1888 (*rotlqi3_1): Likewise.
1889 (rotlhi3): Likewise.
1890 (*rotlhi3_1): Likewise.
1891 (rotlhi3): Likewise.
1892 (*rotlhi3_1): Likewise.
1893 * h8300-proto.h: Add prototypes for expand_a_rotate and
1896 * h8300.c: Fix comment typos.
1897 (dosize): Declare the variable amount as unsigned.
1898 (get_shift_alg): Fix a comparison between signed and unsigned.
1899 (emit_a_shift): Likewise.
1900 (h8300_adjust_insn_length): Simplify the code.
1902 * c-decl.c: Fix formatting.
1904 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1906 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
1907 warning about non-traditional numeric constant suffixes.
1909 * cppexp.c (parse_number): Likewise.
1911 * invoke.texi: (-Wtraditional): Document new behavior.
1913 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1915 * gthr-posix.h: Include auto-host.h. Conditionally include
1917 * configure.in: Check for the <sched.h> header file.
1918 * config.in: Added define for HAVE_SCHED_H.
1920 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1922 * c-typeck.c (process_init_element): For -Wtraditional, warn about
1923 initialization of unions.
1925 * invoke.texi (-Wtraditional): Document new behavior.
1927 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
1929 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
1930 instead of extra_c_flags.
1931 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
1932 * configure: Regenerate.
1933 * config.in: Regenerate.
1935 * cpperror.c (cpp_type2name): New function.
1936 * cpplex.c (lex_line): If we issued an error for an invalid
1937 preprocessing directive, discard that logical line.
1938 * cpplib.c (do_line): Call a hook function if the current file
1939 is renamed by #line.
1940 (do_ident): Pass the contents of the string, not the entire
1941 token, to the callback function.
1942 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
1943 (cb.rename_file): New hook function.
1944 (cb.ident): Adjust prototype.
1945 (cpp_type2name): Prototype.
1946 * cppmacro.c (dump_macro_args): Correct precedence lossage.
1948 * cppmain.c (cb_ident): Update for changed interface.
1949 (cb_rename_file): New function.
1950 (main): Set rename callback.
1952 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
1954 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
1955 multi-word registers.
1957 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
1959 * c-common.c (combine_strings, check_format_info): Refer to ISO C
1960 or ISO C89 instead of ANSI C.
1961 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
1962 build_enumerator, do_case): Likewise.
1963 * c-lex.c (parse_float, yylex): Likewise.
1964 * c-parse.in: Likewise.
1965 * c-typeck.c (common_type, build_array_ref, build_binary_op,
1966 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
1967 build_c_cast, convert_for_assignment, set_init_index,
1968 set_init_label, c_expand_start_case): Likewise.
1969 * toplev.c (documented_lang_options, display_help): Likewise.
1971 2000-08-08 Kazu Hirata <kazu@hxi.com>
1973 * h8300.c: Fix formatting.
1974 * h8300.h: Likewise.
1975 * h8300.md: Likewise.
1976 (movsi_h8300hs): Fix formatting of the resulting assembly code.
1978 * reload1.c: Fix formatting.
1980 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
1982 * alpha/alpha.c (alpha_emit_xfloating_libcall):
1983 Use GEN_CALL_VALUE define.
1984 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
1985 * clipper/clipper.md (untyped_call): Likewise.
1986 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
1987 * fx80/fx80.md (untyped_call): Likewise.
1988 * mips/mips.md (untyped_call): Likewise.
1989 * ns32k/ns32k.md (untyped_call): Likewise.
1990 * pa/pa.md (untyped_call): Likewise.
1991 * romp/romp.md (untyped_call): Likewise.
1992 * sparc/sparc.md (untyped_call): Likewise.
1994 2000-08-08 Jason Eckhardt <jle@cygnus.com>
1996 * config/i860/i860.c (singlemove_string): Do not generate assembler
1997 pseudo instructions that must be expanded (that is, with signed
1998 constants larger than 16 bits).
2000 2000-08-08 Richard Henderson <rth@cygnus.com>
2002 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
2003 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
2004 (init_propagate_block_info): Don't kill memory stores at -O0.
2005 (mark_set_1, mark_used_regs): Likewise.
2007 2000-08-08 David Edelsohn <edelsohn@gnu.org>
2009 * rs6000.c (optimization_options): Decorate 'level' as
2011 (mask64_operand): Remove sign-extend thinko.
2012 (rldic_operand): New function.
2013 (load_multiple_operation): regno's are unsigned ints.
2014 (store_multiple_operation): Likewise.
2015 (lmw_operation): Likewise.
2016 (stmw_operation): Likewise.
2017 (includes_lshift_p): shift_mask is unsigned int.
2018 (includes_lshift64_p): New function.
2019 (addrs_ok_for_quad_peep): unsigned int reg1.
2020 (print_operand): Consistently add "else" after
2021 output_operand_lossage().
2022 (print_operand, case 'b'): Fold in case 'W'.
2023 (print_operand, case 'W'): Print rldic MB value.
2024 (output_epilogue): Update Objective-C language string.
2025 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
2026 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
2027 * rs6000.md (ashldi3): Add rldic instruction.
2028 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
2029 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
2032 2000-08-08 Richard Henderson <rth@cygnus.com>
2034 * config/ia64/ia64-protos.h: Remove duplicates. Update
2035 for massive code rearrangements.
2036 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
2037 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
2038 (ia64_local_regs, ia64_need_regstk): Remove.
2039 (ar_ccv_reg_operand): New.
2040 (ia64_gp_save_reg): New.
2041 (struct ia64_frame_info): Combine most of the size elements;
2042 add new gr save elements.
2043 (find_gr_spill): New.
2044 (next_scratch_gr_reg): New.
2045 (mark_reg_gr_used_mask): New.
2046 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
2047 to GR backing store regs when possible.
2048 (ia64_initial_elimination_offset): New.
2049 (ia64_rap_fp_offset): Remove.
2050 (save_restore_insns): Remove.
2051 (setup_spill_pointers): New.
2052 (finish_spill_pointers): New.
2053 (spill_restore_mem): New.
2054 (do_spill, do_restore): New.
2055 (ia64_expand_prologue): Rewrite to use them.
2056 (ia64_expand_epilogue): Likewise.
2057 (ia64_direct_return): Update for current_frame_info changes.
2058 (ia64_function_prologue): Simplify .prologue emission. Emit
2060 (ia64_setup_incoming_varargs): Don't ever emit rtl.
2061 (ia64_dbx_register_number): New.
2062 (ia64_initialize_trampoline): New.
2063 (ia64_secondary_reload_class): Request GR_REGS for integer
2064 arithmetic destined for FR_REGS.
2065 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
2066 (ia64_mark_machine_status): Mark ia64_gp_save.
2067 (rws_access_regno): Rename from rws_access_reg; don't treat
2068 predicates specially.
2069 (rws_access_reg): New. Update all callers.
2070 (rtx_needs_barrier): Remove dead unspecs.
2071 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
2072 (ia64_encode_section_info): Silence signed/unsigned warnings.
2073 (spill_offset, sp_offset, spill_offset_emitted): Remove.
2074 (tmp_reg, tmp_saved): Remove.
2075 (process_set): Rewrite to expect complicated bits via
2076 REG_FRAME_RELATED_EXPR.
2077 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
2078 in the use of ar.ccv; never set RTX_UNCHANGING_P.
2079 (ia64_expand_op_and_fetch): Likewise.
2080 (ia64_expand_compare_and_swap): Likewise.
2081 (ia64_expand_builtin): Likewise.
2082 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
2083 (FIRST_PSEUDO_REGISTER): Update.
2084 (AR_M_REGNO_P): Update.
2085 (FIXED_REGS): Don't mark three local registers as used.
2086 (EXTRA_CC_MODES): New.
2087 (SELECT_CC_MODE): New.
2088 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
2089 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
2090 (FRAME_GROWS_DOWNWARD): Unset.
2091 (STARTING_FRAME_OFFSET): Zero.
2092 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
2093 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
2094 (HARD_FRAME_POINTER_REGNUM): New.
2095 (CAN_DEBUG_WITHOUT_FP): Define.
2096 (TRAMPOLINE_TEMPLATE): Remove.
2097 (TRAMPOLINE_SIZE): Lower to 32.
2098 (TRAMPOLINE_ALIGNMENT): Lower to 64.
2099 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
2100 (PREDICATE_CODES): Update.
2101 (struct machine_function): Add ia64_gp_save.
2102 * config/ia64/ia64.md: Purge unused unspecs.
2103 (movsi patterns): Allow moves to/from AR_M_REGS.
2104 (movdi patterns): Allow moves to/from p0.
2105 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
2106 (gr_spill, gr_restore): Indicate ar.unat read/written.
2107 (nonlocal_goto): Don't pass old frame_pointer.
2108 (nonlocal_goto_receiver): Remove.
2109 (exception_receiver): New.
2110 (builtin_setjmp_setup): New.
2111 (builtin_setjmp_receiver): New.
2112 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
2113 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
2114 (__ia64_restore_stack_nonlocal): Likewise.
2115 (__ia64_trampoline): New.
2116 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
2118 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
2120 2000-08-08 Richard Henderson <rth@cygnus.com>
2122 * frame.h (ia64_frame_state): Add my_psp.
2123 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
2124 (__throw): Pass it in. Don't clobber r7.
2125 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
2126 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
2127 and nothing to do with sp.
2128 (normalize_reg_loc): Use frame->my_psp.
2129 (frame_translate): Handle frame-pointer-less functions. Set
2130 spill_base correctly, in absence of being told.
2131 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
2132 (__ia64_backtrace_helper): New sp argument. Use
2133 builtin_return_address instead of label addresses.
2134 (print_record) [mem_stack_v]: No size member.
2136 2000-08-08 Richard Henderson <rth@cygnus.com>
2138 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
2140 2000-08-08 Richard Henderson <rth@cygnus.com>
2142 * tm.texi (LOCAL_REGNO): Document.
2143 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
2144 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
2145 * reload1.c (reload): Likewise when considering nonlocal labels.
2147 * config/ia64/ia64.h (LOCAL_REGNO): New.
2148 * config/sparc/sparc.h (LOCAL_REGNO): New.
2150 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
2152 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
2154 2000-08-07 Nick Clifton <nickc@redhat.com>
2156 * config/mips/mips.c: Fix compile time warning messages.
2157 * config/mips/mips-protos.h: Add prototype for equality_op.
2159 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
2161 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
2163 * mn10300.md: Use nonimmediate_operand instead of general_operand
2166 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
2168 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
2170 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
2171 * sh.c (expand_block_move): Break long lines.
2172 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
2173 * sh.md (mulsi3): Likewise.
2174 (movdi): Adjust spacing.
2176 2000-08-07 Richard Henderson <rth@cygnus.com>
2178 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
2179 * expr.c (emit_group_store): Don't set it.
2181 2000-08-07 Kazu Hirata <kazu@hxi.com>
2183 * invoke.texi (Options for Debugging Your Program or GCC): Remove
2184 duplicate entries for 'w' and 'z'.
2186 * flow.c: Fix a comment typo.
2188 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2190 * c-parse.in: Changed the language string for Objective-C to "GNU
2193 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2195 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
2196 to improve the Posix thread support for Objective-C.
2198 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
2200 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
2201 CTI_UNSIGNED_PTRDIFF_TYPE.
2202 (signed_size_type_node): Define.
2203 (unsigned_ptrdiff_type_node): Define.
2204 * c-decl.c (init_decl_processing): Create the
2205 signed_size_type_node and unsigned_ptrdiff_type_node types.
2206 * c-common.c (T_SC): Define.
2209 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
2210 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
2212 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
2213 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
2214 flags for %c, %s and %[.
2215 (check_format_info): Only allow leniency for signedness of targets
2216 of character pointers (when pedantic) for formats flagged with
2217 "c", so for strings but not for %hh formats. When pedantic, don't
2218 allow character pointers to substitute for void pointers if a
2219 second level of indirection is present.
2221 2000-08-06 Kazu Hirata <kazu@hxi.com>
2223 * invoke.texi (Options for Debugging Your Program or GCC): Update
2224 the names of dump files.
2226 * h8300.c (dosize): Rearrange code for conciseness.
2227 (split_adds_subs): Likewise.
2229 * loop.c: Fix formatting.
2231 * dwarf2out.c: Fix formatting.
2233 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
2235 * expr.c: Fix formatting.
2237 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2239 * rs6000.c (rs6000_maybe_dead): Prototype.
2241 2000-08-06 Richard Henderson <rth@cygnus.com>
2243 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
2244 HAVE_nonlocal_goto as well.
2245 * config/i960/i960.md (nonlocal_goto): Don't do it here.
2246 * config/pj/pj.md (nonlocal_goto): Likewise.
2248 2000-08-07 Michael Hayes <mhayes@cygnus.com>
2250 * loop.c (try_swap_copy_prop): New function.
2251 (load_mems): Rename copies to load_copies and add new regset
2252 store_copies. Check for sets of shadow registers and mark
2253 in store_copies. Call try_swap_copy_prop for registers
2254 marked in store_copies.
2256 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2258 * objc/objc-act.c: New command line option -fconstant-string-class
2259 to allow specifying a user defined constant string class,
2260 different from NXConstantString.
2262 * toplev.c: Moved the Objective-C specific options to
2263 objc/lang-options.h.
2265 * objc/lang-options.h: Moved the Objective-C specific options from
2266 toplev.c. Added -fconstant-string-class.
2268 2000-08-05 Chris Demetriou <cgd@sibyte.com>
2270 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2271 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
2272 __CTOR_LIST__ from func_ptr array to just func_ptr, to
2273 avoid extra alignment imposed on arrays.
2274 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2275 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
2277 * mips.h: Clean up comments and spacing near MASKs.
2278 (TARGET_UNIX_ASM): Delete.
2279 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
2280 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
2283 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
2285 * c-common.c (print_char_table): Add entries for the X/Open '
2286 format flag (print decimals with locale's thousands grouping
2287 character). Make %C expect wint_t.
2288 (check_format_info): If pedantic, warn when the %n$ operand
2289 number form is used. Allow for the ' flag; warn about it if
2292 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
2294 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
2295 type is a float mode, cfun->decl's return type is not, and
2296 TARGET_FLOAT_RETURNS_IN_80387.
2298 2000-08-04 Andreas Schwab <schwab@suse.de>
2300 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
2301 token list, which are always `#' and `pragma'.
2303 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
2305 * tree.c (tree_expr_nonnegative_p): Move to...
2306 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
2307 (rtl_expr_nonnegative_p): New.
2308 * tree.h: Add prototype for rtl_expr_nonnegative_p.
2310 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
2311 CONST_DOUBLE_CHAIN: Move to...
2312 * rtl.h: ...here. Use XCINT/XCEXP.
2314 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
2315 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
2316 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
2319 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
2321 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2323 * config/c4x/c4x.md (return_indirect_internal): New.
2324 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
2326 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2328 * c-common.c (time_char_table): Mark up formats added in C99 and
2329 make other corrections. %D and %g were added in C99. %Og is an
2330 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
2331 C99. %e was added in C99. %Oj is an extension. %G and %z are in
2332 C99 rather than GNU extensions, but %OG and %Oz are extensions.
2333 %h was added in C99. %C was added in C99. %OY and %OC are
2334 extensions. Add the C99 format %F.
2335 (check_format_info): If pedantic and not in C99 mode, warn for C99
2338 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2340 * function.c (schedule_fixup_var_refs): New function, broken out
2341 of put_reg_into_stack.
2342 (put_reg_into_stack): Use it.
2343 (put_var_into_stack): In CONCAT case, fixup up references for
2344 components only after fixing up references to the whole concat.
2346 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
2348 * alias.c (mark_constant_function): Use INSN_P.
2349 (init_alias_analysis): Likewise.
2350 * combine.c (combine_instructions): Use INSN_P.
2351 (can_combine_p): Likewise.
2352 (try_combine): Likewise.
2353 (distribute_notes): Likewise.
2354 (distribute_links): Likewise.
2355 * cse.c (cse_around_loop): Use INSN_P.
2356 (invalidate_skipped_block): Likewise.
2357 (cse_set_around_loop): Likewise.
2358 (cse_end_of_basic_block): Likewise.
2359 (delete_trivially_dead_insns): Likewise.
2360 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
2361 (unshare_all_rtl_1): Likewise.
2362 (next_cc0_user): Likewise.
2363 (try_split make_insn_raw): Likewise.
2364 (remove_unnecessary_notes): Likewise.
2365 * final.c (shorten_branches): Use INSN_P.
2366 (leaf_renumber_regs): Likewise.
2367 (leaf_renumber_regs_insn): Likewise.
2368 * flow.c (find_label_refs): Use INSN_P.
2369 (verify_wide_reg): Likewise.
2370 (notice_stack_pointer_modification): Likewise.
2371 (count_or_remove_death_notes): Likewise.
2372 (verify_flow_info): Likewise.
2373 (clear_log_links): Likewise.
2374 * function.c (fixup_var_refs_insns): Use INSN_P.
2375 (compute_insns_for_mem): Likewise.
2376 * gcse.c (alloc_gcse_mem): Use INSN_P.
2377 (compute_sets): Likewise.
2378 (compute_hash_table): Likewise.
2379 (classic_gcse): Likewise.
2381 (insert_insn_end_bb): Likewise.
2382 (delete_null_pointer_checks_1): Likewise.
2383 * global.c (expand_preferences): Use INSN_P.
2384 (build_insn_chain): Likewise.
2385 * graph.c (node_data): Use INSN_P.
2386 * haifa-sched.c (priority): Use INSN_P.
2387 (rm_line_notes): Likewise.
2388 (rm_other_notes): Likewise.
2389 (find_insn_reg_weight): Likewise.
2390 (init_target_units): Likewise.
2391 (schedule_block): Likewise.
2392 (compute_block_forward_dependences): Likewise.
2393 (debug_dependencies): Likewise.
2394 (set_priorities): Likewise.
2395 * integrate.c (function_cannot_inline_p): Use INSN_P.
2396 (save_parm_insns): Likewise.
2397 (copy_insn_list): Likewise.
2398 * jump.c (mark_all_labels): Use INSN_P.
2399 (never_reached_warning): Likewise.
2400 * lcm.c (optimize_mode_switching): Use INSN_P.
2401 * local-alloc.c (validate_equiv_mem): Use INSN_P.
2402 (memref_used_between_p): Likewise.
2403 (update_equiv_regs): Likewise.
2404 (block_alloc): Likewise.
2405 (no_conflict_p): Likewise.
2406 * loop.c (scan_loop): Use INSN_P.
2407 (find_and_verify_loops): Likewise.
2408 (count_loop_regs_set): Likewise.
2409 (loop_reg_used_before_p): Likewise.
2410 (strength_reduce): Likewise.
2411 (recombine_givs): Likewise.
2412 (check_dbra_loop): Likewise.
2413 (load_mems): Likewise.
2414 (try_copy_prop): Likewise.
2415 * print-rtl.c (print_rtx): Use INSN_P.
2416 * recog.c (find_single_use): Use INSN_P.
2417 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
2418 (next_flags_user): Likewise.
2419 (swap_rtx_condition): Likewise.
2420 * regmove.c (mark_flags_life_zones): Use INSN_P.
2421 (optimize_reg_copy_1): Likewise.
2422 (optimize_reg_copy_2): Likewise.
2423 (optimize_reg_copy_3): Likewise.
2424 (reg_is_remote_constant_p): Likewise.
2425 (fixup_match_2): Likewise.
2426 (regmove_optimize): Likewise.
2427 (fixup_match_1): Likewise.
2428 * regrename.c (build_def_use): Use INSN_P.
2429 (replace_reg_in_block): Likewise.
2430 (consider_use): Likewise.
2431 * reload.c (find_equiv_reg): Use INSN_P.
2432 * reload1.c (reload): Use INSN_P.
2433 (maybe_fix_stack_asms): Likewise.
2434 (calculate_needs_all_insns): Likewise.
2435 (reload_as_needed): Likewise.
2436 (emit_output_reload_insns): Likewise.
2437 (delete_address_reloads_1): Likewise.
2438 (reload_cse_regs_1): Likewise.
2439 (reload_combine): Likewise.
2440 (reload_cse_move2add): Likewise.
2441 * reorg.c (redundant_insn): Use INSN_P.
2442 (dbr_schedule): Likewise.
2443 * resource.c (find_dead_or_set_registers): Use INSN_P.
2444 (mark_target_live_regs): Likewise.
2445 * rtlanal.c (reg_used_between_p): Use INSN_P.
2446 (reg_referenced_between_p): Likewise.
2447 (reg_set_between_p): Likewise.
2448 (reg_set_p): Likewise.
2449 (single_set): Likewise.
2450 (multiple_sets): Likewise.
2451 (find_last_value): Likewise.
2452 (reg_set_last): Likewise.
2453 (find_reg_note): Likewise.
2454 (find_regno_note): Likewise.
2455 * sibcall.c (sequence_uses_addressof): Use INSN_P.
2456 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
2457 * ssa.c (find_evaluations): Use INSN_P.
2458 (rename_block): Likewise.
2459 (rename_equivalent_regs): Likewise.
2460 * unroll.c (loop_find_equiv_value): Use INSN_P.
2461 (set_dominates_use): Likewise.
2462 * varasm.c (mark_constant_pool): Use INSN_P.
2463 (mark_constants): Likewise.
2464 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
2465 (alphaev4_next_group): Likewise.
2466 (alphaev5_next_group): Likewise.
2467 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
2468 (c4x_rptb_rpts_p): Likewise.
2469 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
2470 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
2471 (rs6000_adjust_priority): Likewise.
2472 * config/sh/sh.c (sh_loop_align): Use INSN_P.
2473 (machine_dependent_reorg): Likewise.
2474 (split_branches): Likewise.
2475 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
2477 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
2479 * combine.c (recog_for_combine): Remove the old notes
2480 prior to attempting to recognize the new pattern.
2481 (distribute_notes): Ignore REG_NONNEG notes.
2483 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
2485 * varasm.c (output_constructor): Add .align 0 for packed vars.
2487 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2489 * configure.in: Use default thread_file even when enable_threads is
2490 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
2491 * configure: Rebuilt.
2493 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
2495 2000-08-04 Donn Terry (donnte@microsoft.com)
2497 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
2499 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
2501 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
2502 Delete code that conditionally modifies 'version'.
2503 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
2504 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
2505 * gcc.c (main): Use it.
2506 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
2507 * prefix.c (update_path): Use it.
2508 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
2509 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
2510 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
2512 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
2513 (SUBTARGET_SWITCHES): Adjust.
2514 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
2516 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
2518 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2520 * c-common.h (flag_isoc94): Declare.
2521 * c-decl.c (flag_isoc94): Define.
2522 (c_decode_option): Set flag_isoc94 as appropriate.
2523 * c-common.c (T_PD, T_IM, T_UIM): Define.
2524 (format_char_info): Add tlen and jlen.
2525 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
2527 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
2529 (time_char_table): Add NULL entries for %t and %j.
2530 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
2531 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
2532 Warn for printf %lf if pedantic and not C99. Don't warn for empty
2533 precision. Allow precision argument to be unsigned int. If
2534 pedantic, warn for %p passed an argument not a pointer to possibly
2535 qualified void or a possibly qualified character type, and for
2536 pointer targets of the wrong sign, except for character pointers.
2538 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2540 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
2541 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
2542 (wint_type_node): Define.
2543 * c-decl.c (WINT_TYPE): Define.
2544 (init_decl_processing): Create the wint_type_node type.
2545 * c-common.c (T_WI): Define.
2546 (print_char_table): Use T_WI for %lc format.
2548 2000-08-04 Bruce Korb <bkorb@gnu.org>
2550 * fixinc/: Verified that the MSDOS patch does not break
2551 the UNIX functionality and applied the next three patches
2554 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
2556 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
2557 output file with the temporary one by appending ".X" to generate
2558 the temporary fuile's name. If the output file already has an
2559 extension, replace it with ".X".
2561 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
2562 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
2563 reallocate the command buffer while copying the command-line
2564 argument. Redirect the output directly to the temporary file,
2565 instead of going through another temporary file.
2566 (process): Close the temporary file before unlinking it.
2567 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
2568 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
2569 (run_compiles): Pass p_fixd argument to machine_matches, as it
2572 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
2573 environment, assume there are no symlinks in the include
2574 directory. When cleaning up the DONE files, look for them
2575 case-insensitively. Don't try to remove symlinks if they aren't
2578 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
2579 all callers changed. Declare pz "const char *", to avoid compiler
2582 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
2583 Change prototype of make_raw_shell_str.
2585 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
2587 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
2588 (initialize) [__MSDOS__]: Use tempnam.
2589 (initialize): Don't use SIGPIPE if it is not defined.
2591 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
2594 2000-07-25 Bruce Korb <bkorb@gnu.org>
2596 * fixinc/fix*.[ch]: substantially reworked to make it possible
2597 to run this program without using fork(2) or pipe(2) (i.e. in
2600 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2602 * cppdefault.h (WINT_TYPE): Define.
2603 * cppinit.c (builtin_array): Define __WINT_TYPE__.
2604 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
2605 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
2607 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
2609 * (mips_legitimate_address_p): Don't allow register+offset
2610 if the offset is large and negative, and we are compiling
2611 for 64 bit registers.
2613 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2615 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
2616 insn_code_number + 1.
2618 2000-08-04 Kazu Hirata <kazu@hxi.com>
2620 * h8300.c (function_prologue): Rearrange code for conciseness.
2621 (function_epilogue): Likewise.
2622 * h8300.h (OK_FOR_U): Fix formatting.
2624 * cse.c: Fix a comment typo. Fix formatting.
2626 2000-08-03 Richard Henderson <rth@cygnus.com>
2628 * config/i386/i386.md (return_indirect_internal): New.
2629 * config/i386/i386.c (ix86_expand_epilogue): Use it.
2631 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
2633 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
2635 (lex_line): Glue @ onto the beginning of identifiers and
2636 string constants, in Objective-C mode.
2637 (output_token, spell_token): Handle CPP_OSTRING.
2638 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
2639 beginning of a NAME or a STRING, in objc mode.
2641 * cpplib.c (get_define_node): Do not permit identifiers that
2642 begin with @ to be #defined.
2643 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
2644 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
2646 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
2647 * c-tree.h (build_objc_string): Delete prototype.
2648 * objc/objc-tree.def: Delete OBJC_STRING_CST.
2649 * c-lex.c (yylex): Use build_string for all three kinds of strings.
2651 * c-parse.in, objc/objc-act.c: Update commentary.
2653 2000-08-03 Mark Mitchell <mark@codesourcery.com>
2655 * extend.texi: Fix typo in last change.
2657 * extend.texi: Add commentary on statement-expressions and their
2658 interactions with C++.
2660 2000-08-03 Nick Clifton <nickc@cygnus.com>
2662 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
2663 * dwarf.h (LANG_JAVA): Change value to 0x000b.
2665 2000-08-03 Anthony Green <green@cygnus.com>
2667 * dwarf2out.c (gen_compile_unit_die): Add java language support.
2668 (add_bound_info): Check for java language.
2669 (is_java): New function.
2670 * dwarfout.c (output_compile_unit_die): Ditto.
2671 * dwarf.h (dwarf_source_language): Add java source language type.
2672 * dwarf2.h (dwarf_source_language): Ditto.
2674 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
2676 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
2679 * i386.c (ix86_expand_branch): Mode of comparison in
2680 IF_THEN_ELSE is VOIDmode.
2682 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
2684 * gengenrtl.c, rtl.c: Avoid #elif.
2686 2000-08-03 Michael Poole <poole@troilus.org>
2688 * tm.texi (Register Classes): Clarify order of sub-initializers
2689 in REG_CLASS_CONTENTS.
2691 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2693 From SAITOH Masanobu:
2694 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
2696 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
2698 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
2699 is not supported by tradcpp and isn't actually needed for cygwin.
2701 2000-08-03 Kazu Hirata <kazu@hxi.com>
2703 * h8300.c: Fix a comment typo.
2704 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
2706 * jump.c: Fix formatting.
2708 * toplev.c: Fix formatting.
2710 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
2712 * flow.c (find_auto_inc): Verify that we've got a REG before
2713 peeking at its regno. Fail, don't abort if we can't find
2714 the increment of the desired register.
2716 * pa.md (shadd height reduction patterns/splitters): Remove.
2718 2000-08-02 Jim Wilson <wilson@cygnus.com>
2720 * config/ia64/ia64-protos.h (flag_ssa): Declare.
2721 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
2723 2000-08-02 Mark Mitchell <mark@codesourcery.com>
2725 * dce.c: Remove all uses of assert.
2726 * dwarf2out.c: Likewise.
2727 * dwarfout.c: Likewise.
2730 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
2732 * gcc.h (lang_specific_driver): Constify second argument.
2733 * gcc.c (translate_options, process_command, main): Likewise.
2734 Constify variables to match. Cast second argument to
2737 * cppspec.c, gccspec.c: Adjust type of second argument to
2738 lang_specific_driver, and update code as necessary.
2740 2000-08-02 Jakub Jelinek <jakub@redhat.com>
2742 * loop.c (scan_loop): Ensure update_end label does not
2743 go away until reg_scan_update is run.
2745 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
2747 * c-common.h: Prototype min_precision and c_build_qualified_type here...
2748 * c-tree.h: ... not here.
2749 * errors.h: Prototype fancy_abort.
2751 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
2752 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
2753 * regrename.c (regrename_optimize): Make control flow explicit.
2754 (replace_reg_in_block): Initialize reg_use to 0.
2756 * i386.c (legitimate_address_p): Rename error label to
2757 report_error to avoid namespace clash.
2759 2000-08-02 Kazu Hirata <kazu@hxi.com>
2761 * fold-const.c: Fix formatting.
2763 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
2765 * i386.c (legitimate_address_p): Accept other bases than
2766 pic_offset_table_rtx for GOTOFF constructs.
2768 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
2770 * i386.md (shift to lea splitter): Use const_int_operand.
2772 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
2774 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
2775 cppspec.c: Do not use 'legal' or 'illegal' in error messages
2778 * cppmain.c (cb_define, cb_undef): Don't generate any output
2779 if not done_initializing.
2780 * cpplex.c (maybe_paste_with_next): When the token after a ##
2781 is an omitted rest argument, only delete the token before it
2782 if that token is a comma. Do not warn about bogus token
2783 pastes for , ## rest_arg.
2786 * cpp.1: Regenerate.
2788 2000-08-02 Fred Fish <fnf@be.com>
2790 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
2791 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
2794 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
2795 Be directories to search path.
2797 Remove support for __declspec(dllimport) and __declspec(dllexport).
2798 This is leftover cruft from the earlier BeOS gcc port when BeOS
2799 used Microsoft's PE object file format.
2800 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
2801 * config/i386/t-beos (winnt.o): Remove Makefile frag.
2802 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
2803 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
2804 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
2805 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
2806 (REDO_SECTION_INFO_P): Remove.
2807 (ASM_EXPORT_DECL): Remove.
2808 (ASM_DECLARE_FUNCTION_NAME): Remove.
2809 (ASM_DECLARE_OBJECT_NAME): Remove.
2810 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
2811 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
2812 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
2813 (STRIP_NAME_ENCODING): Remove.
2815 Remove support for obsolete version of BeOS that is no longer
2817 * configure.in (i*86-*-beospe*): Remove.
2818 * config/i386/beos-pe.h: Remove.
2820 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
2821 Mark Mitchell <mark@codesourcery.com>
2823 * Makefile.in (OBJS): Added dce.o.
2824 (ssa.o): Updated target to include ssa.h.
2826 (toplev.o): Likewise.
2827 (dce.o): Created target.
2828 * basic-block.h: Added comments.
2829 (INVALID_BLOCK): Added definition.
2830 (connect_infinite_loops_to_exit): Added declaration.
2831 Moved SSA declarations to ssa.h.
2832 * flow.c: Added inclusion of ssa.h.
2833 (struct depth_first_search_dsS, depth_first_search_ds):
2835 (compute_immediate_postdominators): Added definition.
2836 (connect_infinite_loops_to_exit): Likewise.
2837 (flow_dfs_compute_reverse_init): Likewise.
2838 (flow_dfs_compute_reverse_add_bb): Likewise.
2839 (flow_dfs_compute_reverse_execute): Likewise.
2840 (flow_dfs_compute_reverse_finish): Likewise.
2841 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
2842 (LABEL_P): Added definition.
2845 (BARRIER_P): Likewise.
2846 (JUMP_TABLE_DATA_P): Likewise.
2847 (INSN_DEAD_CODE_P): Likewise.
2848 * ssa.c: Replaced inclusions with ssa.h inclusion.
2849 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
2850 (rename_registers): Removed unnecessary variables.
2851 * ssa.h: Created by moving declarations from ssa.c and
2853 * timevar.def: Defined TV_DEAD_CODE_ELIM.
2854 * toplev.c: Added ssa.h inclusion.
2855 (dump_file_index): Added DFI_dce.
2856 (dump_file): Added "dce" entry.
2858 (f_options): Added dce entry.
2859 * invoke.texi: Document -fdce. Emphasize experimental status of
2863 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
2865 * cpperror.c (v_message): Split into _cpp_begin_message and
2866 v_message macro. All callers updated.
2867 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
2870 * cppfiles.c (cpp_syshdr_flags): New function.
2871 (read_include_file): Don't call cpp_output_tokens. Call
2873 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
2874 (cpp_reader_init): Don't initialize token_buffer. Call
2875 _cpp_init_internal_pragmas.
2876 (cpp_cleanup): Don't clear token_buffer.
2877 (cpp_start_read): Don't worry about output from -D processing.
2878 Don't call cpp_output_tokens.
2879 (cpp_finish): Don't dump macros here. Don't call
2881 * cppmacro.c (_cpp_dump_definition): Rename
2882 cpp_dump_definition. Write directly to a FILE *.
2883 (dump_funlike_macro): Delete.
2884 (dump_macro_args): New.
2886 * cpplex.c (TOKEN_LEN): Convert to inline function.
2887 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
2888 cpp_scan_line, _cpp_dump_list): Delete.
2889 (cpp_printf, cpp_output_list): New.
2890 (output_line_command): Don't worry about entering or leaving files.
2891 (cpp_scan_buffer): Just output each token as we hit it.
2892 (process_directive): Don't call cpp_output_tokens.
2893 (_cpp_glue_header_name): Don't use token_buffer.
2894 (output_token, dump_param_spelling): Write directly to a FILE *.
2896 * cpplib.c (pass_thru_directive, dump_macro_name,
2897 pragma_dispatch, do_pragma_gcc): Delete.
2898 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
2899 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
2901 (do_error, do_warning, pragma_dependency): Call
2902 _cpp_begin_message, then cpp_output_list.
2903 (cpp_register_pragma, cpp_register_pragma_space,
2904 _cpp_init_internal_pragmas): New.
2905 (do_pragma): Walk the pragmas table here.
2906 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
2907 do_pragma_dependency): Return void.
2908 (do_pragma_implementation): Moved to cppmain.c.
2910 * cpplib.h: Update prototypes.
2911 (struct cpp_reader): Remove printer, token_buffer,
2912 token_buffer_size, and limit. Add struct cb, and pragmas.
2913 (struct cpp_printer): Remove last_id and written.
2914 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
2915 CPP_ADJUST_WRITTEN): Delete.
2916 * cpphash.h: Update prototypes.
2917 (ufputs): New wrapper.
2919 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
2920 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
2921 (main): Set up callbacks. Register #pragma implementation.
2922 Dump macros from here.
2924 2000-08-01 Geoff Keating <geoffk@cygnus.com>
2926 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
2927 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
2928 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
2929 insns if they have a REG_MAYBE_DEAD note attached.
2930 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
2931 (rs6000_emit_load_toc_table): TOC loads may go dead.
2933 2000-08-01 Jim Wilson <wilson@cygnus.com>
2935 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
2936 type exists before using it. Use number of words as alignment
2938 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
2939 ia64_va_arg): Propagate ia64_function_args changes here.
2941 2000-08-01 Richard Henderson <rth@cygnus.com>
2943 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
2944 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2946 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
2948 From Joern Rennecke:
2949 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
2950 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
2951 unless TARGET_SH3E is set.
2952 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
2954 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
2955 (ashlsi3_std): New pattern.
2956 (ashlsi3 expander): Use it for TARGET_SH3.
2957 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
2959 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
2961 * loop.c (canonicalize_condition): Use destination, not source to
2962 determine SET's mode.
2964 2000-07-31 Mark Mitchell <mark@codesourcery.com>
2966 * flow.c (clear_log_links): Fix typo.
2968 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
2970 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
2971 on targets which need more than one insn for a compare/cbranch
2974 2000-07-31 Jim Wilson <wilson@cygnus.com>
2976 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
2977 when computing offset.
2979 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
2981 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
2983 2000-07-31 Geoff Keating <geoffk@cygnus.com>
2985 * flow.c (clear_log_links): Nuke global_live_at_start and
2986 global_live_at_end data, since if the log_links stuff is invalid
2987 so is global_live_at_*.
2989 2000-07-31 Richard Henderson <rth@cygnus.com>
2991 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
2993 2000-07-31 Jakub Jelinek <jakub@redhat.com>
2995 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
2996 (_cpp_get_token): Don't macro expand a just pasted token if it
2997 was pasted at no_expand_level.
2999 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
3001 * cppmacro.c (find_param, count_params, save_expansion):
3002 Permit 'defined' as a macro parameter name.
3004 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
3006 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
3007 xcpp to cpp throughout.
3008 (native): Remove unnecessary dependency on cpp.
3010 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
3011 tradcpp to tradcpp0.
3012 (.i spec): Add missing output-file spec to cc1 command line.
3013 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
3015 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
3017 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
3018 (implicit_decl_warning): New function.
3019 (implicitly_declare): Use it.
3020 * c-typeck.c (build_external_ref): Use implicit_decl_warning
3021 to complain about implicit decls of builtins.
3023 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
3024 based on pedantic && flag_isoc99, if not already set.
3025 * c-tree.h: Declare mesg_implicit_function_declaration.
3026 Prototype implicit_decl_warning.
3028 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
3030 * Makefile.in (ssa.o): Updated header files in dependences.
3031 * basic-block.h: Added compute_immediate_postdominators declaration.
3032 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
3034 * flow.c (compute_immediate_dominators): Updated comment.
3035 (compute_immediate_postdominators): Added definition.
3036 * rtl.h (HARD_REGISTER_P): Added definition.
3037 * ssa.c: Include additional header files.
3038 (assert): Added definition.
3039 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
3040 include select hard registers.
3041 (ssa_rename_to_insert): Likewise.
3042 (ssa_rename_from_initialize): Likewise.
3043 (ssa_rename_from_lookup): Likewise.
3044 (original_register): Likewise.
3045 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
3046 include select hard reigsters.
3047 (ssa_rename_from_traverse): Likewise.
3048 (ssa_rename_from_free): Likewise.
3049 (ssa_rename_from_print): Likewise.
3050 (ssa_rename_from_print_1): Likewise.
3051 (ssa_rename_from_hash_function): Likewise.
3052 (ssa_rename_from_equal): Likewise.
3053 (ssa_rename_from_delete): Likewise.
3054 (simplify_to_immediate_dominators): Removed in favor of
3055 flow.c:compute_immediate_dominators.
3056 (find_evaluations_1): Modified to work with hard registers.
3057 (insert_phi_node): Likewise.
3058 (insert_phi_nodes): Likewise.
3059 (struct rename_set_data): Updated prev_reg comment.
3060 (create_delayed_rename): Modified to work with hard registers.
3061 (RENAME_NO_RTX): Updated comment.
3062 (apply_delayed_renames): Modified to work with hard registers.
3063 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
3064 (rename_block): Updated to use revised ssa_rename_to interface.
3065 (rename_registers): Updated to use revised ssa_rename_to and
3066 ssa_rename_from interface.
3067 (convert_to_ssa): Revised to use compute_immediate_dominators and
3068 deal with hard registers.
3069 (make_regs_equivalent_over_bad_edges): Modified to work with hard
3070 registers. Added check for illegal unification of hard register.
3071 (make_equivalent_phi_alternatives_equivalent): Modified to work
3072 with hard registers.
3073 (compute_conservative_reg_partition): Likewise.
3074 (coalesce_if_unconflicting): Modified to work with hard registers
3075 and check for conflicting hard registers.
3076 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
3078 (rename_equivalent_regs_in_insn): Modified to work with hard
3080 (record_canonical_element_1): Added definition.
3081 (check_hard_regs_in_partition): Added definition.
3082 (convert_from_ssa): Added data structure deallocation and check
3083 for illegal hard register unification.
3084 (conflict_hard_regs_p): Added definition.
3085 * toplev.c (rest_of_compilation): Added comment.
3087 2000-07-31 Anthony Green <green@redhat.com>
3089 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
3091 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
3093 * builtins.c (expand_builtin_apply): Don't defer pop during
3096 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3098 * calls.c (combine_pending_stack_adjustment_and_call): Only use
3099 preferred_unit_stack_boundary when it is > 1.
3101 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
3103 * c-common.c (init_function_format_info): Add C99 format functions
3106 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
3107 void' or 'register void' as being the special case of 'void' alone
3108 in a parameter list.
3110 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
3111 discarding qualifiers into a plain warning.
3113 2000-07-31 Kazu Hirata <kazu@hxi.com>
3115 * combine.c: Fix formatting.
3117 * h8300.md: Fix formatting.
3119 * local-alloc.c: Fix formatting.
3121 * h8300.c (get_shift_alg): Remove the variable alg.
3122 (emit_a_shift): Rearrange code to improve readability.
3124 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
3126 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
3127 HImode on all architectures and a combination of HImode and SImode
3128 on H8/300H and H8/S.
3130 * h8300.c (split_adds_subs): Rearrange code for conciseness.
3132 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
3134 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
3137 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
3139 * recog.c (extract_insn): Set operand_mode according to
3140 operand if match_operand is VOIDmode.
3142 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
3144 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
3146 2000-07-31 Geoff Keating <geoffk@cygnus.com>
3148 * c-parse.in (extdefs): Call ggc_collect between external
3151 2000-07-30 Michael Hayes <mhayes@cygnus.com>
3152 Richard Henderson <rth@cygnus.com>
3154 * Makefile.in (OBJS): Add doloop.o.
3155 * doloop.c: New file.
3157 * final.c (insn_current_reference_address): Return 0 before final.
3158 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
3159 * jump.c (any_uncondjump_p): Likewise.
3160 * loop.c (indirect_jump_in_function): Make static.
3161 (strength_reduce): Call doloop_optimize.
3162 (insert_bct, instrument_loop_bct): Remove.
3163 * loop.h (doloop_optimize): Prototype.
3164 * recog.c (split_all_insns): Split all INSN_P.
3165 * toplev.c (flag_branch_on_count_reg): Default on.
3167 * config/c4x/c4x.c (c4x_optimization_options): Don't set
3168 flag_branch_on_count_reg.
3169 * config/i386/i386.c (override_options): Likewise.
3170 * config/rs6000/rs6000.c (optimization_options): Likewise.
3172 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
3174 (dbra_ge): Remove, as well as all it's splitters.
3176 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
3179 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
3180 (ia64_register_move_cost): Declare.
3181 * config/ia64/ia64.c (ar_lc_reg_operand): New.
3182 (struct ia64_frame_info): Add ar_size.
3183 (ia64_compute_frame_size): Set it.
3184 (save_restore_insns): Save and restore ar.lc.
3185 (ia64_register_move_cost): New, moved from header file. Handle
3186 application registers.
3187 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
3188 (emit_insn_group_barriers): Special case doloop_end_internal.
3189 (ia64_epilogue_uses): Mark ar.lc live at end.
3190 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
3191 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
3192 (FIRST_PSEUDO_REGISTER): Make room.
3193 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
3194 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
3195 (REG_ALLOC_ORDER): Update.
3196 (HARD_REGNO_MODE_OK): Update.
3197 (REGISTER_NAMES): Update.
3198 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
3199 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
3200 (REGNO_REG_CLASS): Update.
3201 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
3202 (REGISTER_MOVE_COST): Move out of line.
3203 (PREDICATE_CODES): Update.
3204 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
3205 (addsi3_plus1_alt, adddi3_plus1_alt): New.
3206 (shladd_elim splitter): Allow constants in the predicate.
3207 (doloop_end, doloop_end_internal): New.
3209 2000-07-30 Richard Henderson <rth@cygnus.com>
3211 * genattrtab.c (struct insn_def): Add lineno member.
3212 (struct insn_ent): Likewise.
3213 (struct attr_desc): Likewise.
3214 (struct delay_desc): Likewise.
3215 (struct function_unit_op): Likewise.
3216 (struct function_unit): Likewise.
3217 (check_attr_value): Use message_with_line.
3218 (check_defs): Likewise.
3219 (expand_units): Likewise.
3220 (check_attr_test): Take a lineno argument.
3221 (gen_attr): Likewise.
3222 (gen_insn): Likewise.
3223 (gen_delay): Likewise.
3224 (gen_unit): Likewise.
3225 (main): Give it to them.
3226 (convert_set_attr_alternative): Take an insn_def argument
3227 instead of num_alt and insn_index.
3228 (convert_set_attr): Likewise.
3229 (write_test_expr): Protect INSN_ADDRESSES load
3230 with INSN_ADDRESSES_SET_P.
3232 2000-07-30 Richard Henderson <rth@cygnus.com>
3234 * flow.c (init_propagate_block_info): Use pc_set.
3236 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
3238 * i386.md (*lea_general_[123]) New insns and splits.
3239 (addsi3 to lea splitter): Handle other modes too.
3240 (shlsi3 to lea splitter): Likewise.
3241 (addhi_1_lea, shlhi_1_lea): New patterns.
3242 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
3244 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
3246 * recog.c (general_operand, nonimmediate_operand): Accept
3247 any mode for VOIDmode CONSTANT_P operands.
3249 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
3251 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
3252 instead of replace_rtx.
3253 * recog.c (validate_replace_rtx_subexp): New function.
3254 * recog.h (validate_replace_rtx_subexp): Declare.
3256 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
3258 * combine.c (simplify_set, make_extraction, make_compound_operation
3259 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
3260 as force_to_mode argument.
3262 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
3264 * combine.c (if_then_else_cond): Be sure that mode fits in
3267 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
3269 * combine.c (record_promoted_value): Allow bitsize of mode
3270 to be equivalent to HOST_BITS_PER_WISE_INT.
3272 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
3274 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
3275 Do not call gen_mode_alignment when mode is BLKmode.
3277 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
3279 * loop.c (express_from_1): Fix call of simplify_gen_binary.
3281 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
3283 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
3284 VOIDmode implies both operands to be VOIDmode.
3285 (simplify_ternary_operation): Compute properly the mode of comparison.
3286 * combine.c (combine_simplify_rtx): Likewise.
3288 2000-07-25 Michael Hayes <mph@paradise.net.nz>
3290 * basic-block.h (struct loops): New field rc_order.
3291 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
3292 (flow_loops_free): Free rc_order.
3293 (flow_depth_first_order_compute): New parameter rc_order.
3294 (flow_loops_find): Allocate rc_order and swap usage with
3297 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3298 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3300 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
3301 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
3302 (nodb_call, return_from_epilogue): Likewise.
3303 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
3304 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
3305 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
3306 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3307 (c4x_valid_type_attribute_p): Likewise.
3308 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
3309 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
3311 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3313 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
3314 and loadhi_big_constant if applicable.
3315 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
3316 and add new splitter.s
3318 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3320 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
3322 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3324 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
3326 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3328 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
3330 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3332 * config/c4x/libgcc.S (divqf3): Improve accuracy.
3334 2000-07-27 Mark Mitchell <mark@codesourcery.com>
3336 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
3337 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
3338 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
3339 (get_prev_bb_note): Likewise.
3340 (remove_scope_notes): Likewise.
3341 * flow.c (commit_one_edge_insertion): Likewise.
3342 (merge_blocks_nomove): Likewise.
3343 (verify_flow_info): Likewise.
3344 * gcse.c (insert_insn_end_bb): Likewise.
3345 * reg-stack.c (emit_swap_insn): Likewise.
3346 * ssa.c (first_insn_after_basic_block_note): New function.
3347 (insert_phi_node): Use it.
3348 (rename_block): Likewise.
3349 (eliminate_phi): Likewise.
3350 (make_regs_equivalent_over_bad_edges): Likewise.
3351 (make_equivalent_phi_alternatives_equivalent): Likewise.
3352 (for_each_successor_phi): Likewise.
3353 (convert_from_ssa): Modify phi-node deletion algorithm.
3355 2000-07-29 Andreas Jaeger <aj@suse.de>
3357 * configure.in (mips*-*-linux*): Use mips*el to check for little
3358 endian MIPS, add tmake_file.
3360 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
3361 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
3362 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
3364 2000-07-28 Richard Henderson <rth@cygnus.com>
3366 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
3367 Sign extend mode size before negating.
3369 2000-07-28 Richard Henderson <rth@cygnus.com>
3371 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
3373 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
3375 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
3376 (cse_insn): Likewise.
3377 (addr_affects_sp_p): Likewise.
3378 * expr.c (move_by_pieces): Likewise.
3379 (clear_by_pieces): Likewise.
3380 * gcse.c (oprs_unchanged_p): Likewise.
3381 * haifa-sched.c (sched_analyze_2): Likewise.
3382 * recog.c (offsettable_address_p): Likewise.
3383 * regclass.c (record_address_regs): Likewise.
3384 * reload.c (find_reusable_reload): Likewise.
3385 (push_reload): Likewise.
3386 (operands_match_p): Likewise.
3387 (decompose): Likewise.
3388 (find_reloads_address_1): Likewise.
3389 (find_inc_amount): Likewise.
3390 * reload1.c (elimination_effects): Likewise.
3391 * resource.c (mark_set_resources): Likewise.
3392 * flow.c (attempt_auto_inc): New function; mostly broken out
3394 (find_auto_inc): Split into two functions and enhanced to
3395 generate POST_MODIFY.
3396 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
3397 * rtl.h (count_all_occurrences): Declare.
3398 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
3400 * rtlanal.c (count_all_occurrences): New function.
3401 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
3402 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
3404 * config/ia64/ia64-protos.h (destination_operand): Declare.
3405 * config/ia64/ia64.c (destination_operand): New function.
3406 (ia64_print_operand): Handle POST_MODIFY.
3407 (rtx_needs_barrier): Likewise.
3408 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
3409 (HAVE_POST_MODIFY_REG): Define to 1.
3410 (MAX_REGS_PER_ADDRESS): Change to 2.
3411 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
3412 (LEGITIMATE_ADDRESS_REG): New helper macro.
3413 (LEGITIMATE_ADDRESS_DISP): Likewise.
3414 (PREDICATE_CODES): Add entry for destination_operand.
3415 * config/ia64/ia64.md (all mov patterns): Use destination_operand
3416 predicate for operand 0.
3418 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3420 * dwarf2out.c: Indent #error directive.
3422 * gbl-ctors.h: Fix typo in comment.
3423 (__do_global_ctors): Prototype.
3425 * gcse.c (record_one_set, pre_delete): Remove unused variables.
3427 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
3428 (print_operand): Initialize variable `t'.
3430 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
3432 * config/arm/arm.md ("call_value"): removed constraints.
3433 Constraints are ignored in expanders.
3434 (*call_value_reg): split =rf into various constraints.
3435 (*call_value_mem): same
3436 (*call_value_symbol): same
3437 (*sibcall_value_insn): same
3439 2000-07-28 Philipp Thomas <pthomas@suse.de>
3441 * install.texi (--enable-nls): Change the description of the NLS
3442 related configure options to match the current state.
3443 (--with-included-gettext): Likewise.
3444 (--enable-maintainer-mode): New description added.
3445 * extend.texi (-fstrict-prototype): Add missing '.'.
3447 2000-07-27 Jim Wilson <wilson@cygnus.com>
3449 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
3450 DECL_INITIAL (decl) == NULL_TREE.
3452 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
3454 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
3455 on insn-attr.h with it.
3456 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
3457 * insn-addr.h: New header.
3458 (insn_addresses_): Renamed from insn_addresses.
3459 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
3460 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
3461 INSN_ADDRESSES_NEW): New macros.
3462 * genattrtab.c (write_test_expr): Use new macros.
3463 * final.c (insn_addresses, init_insn_lengths): Likewise.
3464 (align_fuzz, shorten_branches): Likewise.
3465 (final): Likewise. Do not reject new insns if their addresses
3466 have been added to INSN_ADDRESSES.
3467 * config/arm/arm.c, config/avr/avr.c: Use new macros.
3468 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
3469 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
3470 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
3471 * config/sh/sh.c: Likewise.
3472 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
3474 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
3476 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
3478 * gcc.c (struct prefix_list): Add member priority.
3479 (enum path_prefix_priority): Declare.
3480 (add_prefix): Replace ``first'' with ``priority''. Append new
3481 entry but keep list in priority order.
3482 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
3483 PREFIX_PRIORITY_LAST to add_prefix.
3484 (process_command): Move include kludge - foo/stageN - to before
3487 2000-07-27 Jason Merrill <jason@redhat.com>
3489 * dwarf2out.c (gen_typedef_die): Abort if we get identical
3490 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
3492 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
3494 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
3495 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
3497 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
3499 * c-decl.c (finish_function): Don't treat 'main' specially unless
3500 flag_hosted. In C99 mode, return 0 from 'main' unless
3501 DEFAULT_MAIN_RETURN is otherwise defined.
3503 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
3504 parameters defaulting to int in an old-style function definition.
3506 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3508 * c-parse.in (string): For -Wtraditional, warn about string
3509 concatenation only once per line.
3511 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
3513 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
3514 for HI-UX/WE2 systems.
3516 2000-07-24 Bruce Korb <bkorb@gnu.org>
3518 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
3519 defining the __xxx_TYPE__ macros.
3520 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
3521 * fixincl/fixlib.h: don't need to include "tm.h" anymore
3522 * fixincl/inclhack.def(type_map): now obsolete
3524 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
3526 * cpp.texi: Append a trailing full-stop to xrefs where needed.
3528 2000-07-26 Dave Pitts <dpitts@cozx.com>
3530 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
3532 (mvs_hash_alias): New function.
3533 (mvs_add_alias): Change argument spacing.
3534 (mvs_need_alias): Change aliasing criteria. Added documentation.
3535 (mvs_get_alias): Change to use hashed name. The hashed name prevents
3536 CSECT name collisions.
3537 (mvs_check_alias): Likewise.
3538 (handle_pragma): Change documentation.
3539 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
3540 mode from SImode to DImode.
3541 (iorhi3): Changed LTORG size for insn.
3543 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3545 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3546 mem if the address is a mode_dependent_address_p.
3548 2000-07-26 Kazu Hirata <kazu@hxi.com>
3550 * h8300.c (print_operand): Print ":8" when the 'R' operand is
3551 suitable for 8-bit absolute.
3552 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
3553 (OK_FOR_U): Add a case for the 8-bit constant address on the
3556 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
3558 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
3559 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
3560 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
3561 lack of implemented alignment.
3563 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
3565 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
3566 cross-compiling between 64-bit and 32-bit machines.
3568 2000-07-27 Richard Henderson <rth@cygnus.com>
3570 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
3571 (movhicc_astep, movhi_internal_astep): New.
3572 (movsicc_astep, movsi_internal_astep): New.
3573 (movdicc_astep, movdi_internal_astep): New.
3574 (movsfcc_astep, movsf_internal_astep): New.
3575 (movdfcc_astep, movdf_internal_astep): New.
3576 (movxfcc_astep, movxf_internal_astep): New.
3577 (cmovdi_internal_astep, cmovsi_internal_astep): New.
3578 Unify the cmov[ds]i splitters.
3580 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
3582 * real.c (asctoeg): Rename `error' label to unexpected_char_error
3584 2000-07-26 Nick Clifton <nickc@cygnus.com>
3586 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
3587 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
3589 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
3590 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
3592 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
3594 * c-decl.c (finish_enum): Convert enumerations that fit in an
3596 (build_enumerator): In pedantic mode, cast to `int' those that
3599 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
3601 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
3603 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
3605 * sh.md (cmpgtdi_t): Must be split.
3606 (cmpgtdi_t+1): New splitter.
3608 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
3610 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
3611 warnings for indented directives even if we are skipping.
3613 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
3615 * invoke.texi (strict-prototypes): Remove.
3616 * extend.texi (Deprecated Features): Add strict-prototypes.
3617 (Backwards Compatibility): New node.
3619 2000-07-25 Jakub Jelinek <jakub@redhat.com>
3621 * config/i386/i386.md (andsi_1+1): Allow HImode.
3622 (andsi_1+2): Require q_regs_operand.
3624 2000-07-25 Jakub Jelinek <jakub@redhat.com>
3626 * config/i386/i386.md (call_pop): Check operands[0],
3627 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
3629 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
3630 (call_value): Likewise.
3632 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
3634 * toplev.c (pipe_closed): Delete.
3635 (crash_signal): New. Generate ICE for a fatal signal.
3636 (float_signal): Call crash_signal outside a float-handler
3638 (main): Install crash_signal as handler for core-dumping signals.
3640 2000-07-25 David Edelsohn <edelsohn@gnu.org>
3642 * rs6000.c (print_operand, case 'T'): New case.
3644 * rs6000.md (call_indirect_aix32): Convert to expander of
3645 scheduled instructions.
3646 (call_indirect_aix64): Likewise.
3647 (call_value_indirect_aix{32,64}): Likewise.
3648 (call, call_value): Invoke expanders for AIX. Fall through to
3650 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
3651 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
3652 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
3653 only "g" constraint.
3654 (call_nonlocal_aix64): Likewise.
3655 (call_value_nonlocal_aix{32,64}): Likewise.
3656 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
3658 (call_value_nonlocal_sysv): New pattern.
3659 (indirect_jump{si,di}): Use new 'T' modifier.
3660 (tablejump{si,di} matchers): Likewise.
3661 (return_internal_{si,di}): Likewise.
3662 (return_eh_{si,di}): Likewise.
3664 2000-07-24 Richard Henderson <rth@cygnus.com>
3666 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
3667 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
3668 * config/ia64/ia64.md (movdi_internal): Use it.
3670 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
3672 * cppexp.c: Warn about unary + if -Wtraditional.
3673 * cpplex.c (lex_line): Always set BOL on the first token of a line.
3675 2000-07-24 Michael Meissner <meissner@redhat.com>
3677 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
3680 2000-07-24 Nick Clifton <nickc@cygnus.com>
3682 * config/arm/arm.c (emit_multi_reg_push): Generate a
3683 REG_FRAME_RELEATED_NOTE that is compatable with the code in
3684 dwarf2out_debug_frame_expr.
3686 2000-07-24 Jason Merrill <jason@redhat.com>
3688 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
3689 UNALIGNED_INT_ASM_OP.
3690 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
3691 a location expression.
3692 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
3693 assume indirect access if we're saving the CFA address exactly.
3695 * Makefile.in (bootstrap): Move -BstageN/ to the end.
3697 2000-07-24 Jakub Jelinek <jakub@redhat.com>
3699 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
3702 2000-07-24 Michael Meissner <meissner@redhat.com>
3704 * invoke.texi (D30V Options): Add d30v options.
3706 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
3708 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
3709 needed by our gcse pass anymore.
3710 (free_pre_mem): Corresponding changes.
3711 (compute_pre_data): Do not call compute_transpout anymore.
3713 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
3714 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
3717 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
3718 (compute_pre_data): Do it here instead.
3720 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
3722 (pre_delete): Corresponding changes.
3724 2000-07-23 Mark Mitchell <mark@codesourcery.com>
3726 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
3727 to figure out whether or not a variable has already been emitted.
3729 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
3731 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
3732 instead of gen_call.
3734 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
3736 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
3738 2000-07-23 Kazu Hirata <kazu@hxi.com>
3740 * h8300.c: Fix formatting.
3742 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
3744 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
3745 for `long' switch expression into a plain warning.
3747 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
3748 (yylex): Don't pedwarn for "inline" in C99 mode.
3750 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
3752 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
3753 ggc_alloc): Likewise.
3754 * bb-reorder.c (dump_scope_forest_1): Likewise.
3756 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
3758 * reload.c (find_reloads_toplev): Add new parameter
3760 (find_reloads): Add new parameter to find_reloads_toplev calls.
3762 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
3764 * collect2.c (main): Typo fixed.
3765 * diagnostic.c: Typo fixed.
3766 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
3767 * eh-common.h: Typo fixed.
3768 * emit-rtl.c (start_sequence): Typo fixed.
3769 * flow.c (find_label_refs): Typo fixed.
3770 (calculate_global_regs_live): Typo fixed.
3771 (mark_regno_cond_dead): Typo fixed.
3772 (create_edge_list): Typos fixed.
3773 (verify_edge_list): Typo fixed.
3774 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
3775 * loop.c (strength_reduce): Typo in function name fixed.
3776 * rtl.h: Added comments. Typo in function name fixed.
3777 * rtlanal.c: Typo in function name fixed.
3778 (insn_dependant_p): Rename to ...
3779 (insn_dependent_p): ... this.
3780 (computed_jumo_p): Typo fixed.
3782 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3784 * system.h (__FUNCTION__): Wrap definition in #ifndef.
3786 2000-07-21 David Edelsohn <edelsohn@gnu.org>
3788 * rs6000.h (SIZE_TYPE): Define.
3790 2000-07-21 Mark Mitchell <mark@codesourcery.com>
3792 * ssa.c (rename_insn_1): Don't rename registers that are
3795 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
3797 * diagnostic.c (trim_filename, fancy_abort): Moved here from
3799 (fatal_function, set_fatal_function): Removed.
3800 (fatal): Don't prepare for or call the fatal_function.
3801 (diagnostic_lock, error_recursion): New.
3802 (diagnostic_for_decl, report_diagnostic): Guard against
3803 re-entering the error reporting routines.
3804 (fancy_abort): Assume function is not NULL.
3806 * errors.c (fancy_abort): New. Assume function is not NULL.
3807 * tradcpp.c (fancy_abort): Assume function is not NULL.
3809 * system.h: Provide default definition of __FUNCTION__.
3810 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
3811 Always use __FUNCTION__ in definition of abort.
3813 * varray.h: Likewise.
3814 * toplev.h: Likewise. Don't prototype set_fatal_function.
3816 2000-07-20 Geoff Keating <geoffk@cygnus.com>
3818 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
3820 * glimits.h: Don't do #if defined for ARCH_PPC.
3822 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
3823 constants of size no larger than a pointer should go in the TOC.
3824 Add 'MODE' parameter.
3825 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
3826 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
3827 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
3828 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
3829 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
3830 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
3831 (rs6000_legitimize_address): Likewise.
3832 (rs6000_emit_move): Likewise.
3833 (rs6000_select_rtx_section): Likewise.
3834 (output_toc): Deal properly with outputting small constants like
3835 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
3836 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
3837 MODE parameter. Put small constants in the TOC.
3839 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
3841 (rs6000_emit_move): When reload calls us with an illegitimate
3842 address, exit early. Move the change_address calls to one place
3843 at the end of the routine. Merge the SImode and DImode expanders.
3844 When called by reload to put an integer into a FP register, force
3847 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
3849 (rs6000_hash_constant): Hash mode too.
3850 (toc_hash_function): Allow for key_mode.
3851 (toc_hash_eq): Structures are different if key_mode differs.
3852 (output_toc): Add 'mode' parameter. Save key_mode.
3853 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
3854 Pass 'mode' parameter.
3855 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
3857 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3858 for vtable references.
3860 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
3861 choice, don't put integer values in FP regs.
3863 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
3865 * flow.c (verify_flow_info): Revamp code to verify that the
3866 head and end of each basic block are in the insn chain.
3868 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
3870 * gcse.c (record_one_set): Prepend instead of append onto
3871 reg_set_table, making it O(n) instead O(n^2).
3872 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
3873 Use a queue instead of a stack as worklist.
3875 2000-07-20 Kazu Hirata <kazu@hxi.com>
3877 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
3878 * h8300.h (OK_FOR_T): New.
3879 (EXTRA_CONSTRAINT): Support OK_FOR_T.
3880 * h8300.md: Use inc/dec.[wl] for increment/decrement
3881 by 1 and 2 in HI and SI modes.
3883 2000-07-20 Jim Wilson <wilson@cygnus.com>
3885 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
3886 larger than 14 bits.
3888 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
3890 * cppmacro.c (CAN_PASTE_AFTER): New macro.
3891 (count_params): Don't set GNU_REST_ARGS on anything.
3892 (save_expansion): Set PASTE_LEFT only on tokens for which
3893 CAN_PASTE_AFTER is true, or which are named operators.
3895 * cpplex.c (parse_args): Distinguish between a rest argument
3896 given one empty argument, and a rest argument given zero arguments.
3897 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
3898 deletion of previous token based on that.
3899 (get_raw_token): Flatten some control structure.
3901 * cpplib.h (CPP_LAST_EQ): Correct.
3902 (VOID_REST): New token flag.
3903 (GNU_REST_ARGS): Delete.
3905 * tradcpp.c (main): Don't munge -D options.
3906 (make_definition): Bring -D handling in line with cpplib.
3907 (do_define): Strip all leading whitespace from macro definitions.
3909 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
3911 * Makefile.in (tradcpp): Depend on intl.o and version.o.
3913 2000-07-20 Bruce Korb <bkorb@gnu.org>
3915 * fixincl/check.tpl: strip the platform specific types before testing
3916 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
3917 * fixincl/fixincl.tpl: use platform specific types
3918 * fixincl/fixlib.h: include the platform specific types
3919 * fixincl/inclhack.def(gnu_types): don't supply the types
3920 * fixincl/fixincl.x: regen
3922 2000-07-19 Jim Wilson <wilson@cygnus.com>
3924 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
3927 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
3929 * tradcpp.c (rescan): Do not recognize directives when the #
3932 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
3934 Implement C++ named operators.
3936 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
3937 of operators allowed in #if and having an _EQ variant. Add
3938 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
3939 (cpp_token flags): Add NAMED_OP.
3940 (enum node_type): Add T_OPERATOR.
3941 (struct cpp_hashnode): Add code slot to value union.
3942 * cpphash.h (spec_nodes): Remove n_defined.
3944 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
3945 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
3946 (is_macro_disabled): Tweak error messages.
3948 * cpplib.c (get_define_node): Disallow all named operators as
3949 macro names. Tweak error messages.
3950 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
3952 * cppinit.c (builtin_array): Add entries for the named operators.
3953 * cppexp.c (lex): Check for CPP_DEFINED token.
3954 (priority table): Add entries for CPP_MIN and CPP_MAX.
3955 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
3957 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
3959 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
3960 larger than the array of cuids.
3961 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
3964 2000-07-19 Bruce Korb <bkorb@gnu.org>
3966 * fixinc/fixincl.c: Convert to using a table of environment variables
3967 and activate the auto-edit marker on the fixed output files.
3968 * fixinc/fixlib.h: Define the environment table
3969 * fixinc/fixincl.sh: export the ${INPUT} dir
3970 * fixinc/check.tpl: likewise
3972 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
3974 * gcc.c (.h spec): Fix typo.
3976 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
3978 * Makefile.in: Fix tradcif.c path.
3980 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
3982 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
3985 * cpphash.h (TOKEN_NAME): New macro.
3986 (_cpp_spell_operator): Deleted.
3987 (token_spellings): Now _cpp_token_spellings.
3989 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
3990 * cpplex.c: Use OP and TK macros when expanding the
3991 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
3992 store the stringification of the enumeration name (CPP_CHAR,
3993 etc.) in the name slot of token_spellings.
3994 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
3995 token_spellings directly.
3996 * cpplib.c: Use TOKEN_SPELL.
3998 * cpplex.c (_cpp_push_token): If the token being pushed back
3999 is the previous token in this context, just subtract one from
4001 * cppmacro.c (save_expansion): Clear aux field when storing a
4004 2000-07-18 Jakub Jelinek <jakub@redhat.com>
4006 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
4007 buffer, provided it is not NULL.
4009 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
4011 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
4012 case of invalid volatile re-declaration.
4014 2000-07-18 Jakub Jelinek <jakub@redhat.com>
4016 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
4017 (expand_call): Adjust caller.
4019 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
4021 * diagnostic.h (report_diagnostic): Change prototype.
4023 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
4024 diagnostic_for_decl): Change prototype.
4025 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
4026 error, warning, error_with_file_and_line,
4027 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
4028 Adjust call to report_diagnostic, diagnostic_for_decl.
4029 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
4030 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
4032 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
4033 varaible argument list.
4035 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
4037 * cpphash.c: Don't include hashtab.h. Most macro-handling code
4038 moved to cppmacro.c.
4039 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
4040 dump_hash_helper): Delete.
4041 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
4042 cpp_forall_identifiers): New. Implement specialized version of
4043 Vlad's expandable hash table.
4044 (cpp_lookup): Use new functions.
4045 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
4047 * cppmacro.c: New file.
4048 * cppinit.c (dump_macros_helper): New.
4049 (cpp_finish): Iterate over the identifier table directly.
4050 * cpplex.c (parse_name): Calculate the hash of the identifier
4051 while we scan it. Use _cpp_lookup_with_hash when we can.
4053 * cpphash.h: Update prototypes.
4054 (xcnewvec, HASHSTEP): New helper macros.
4055 * cpplib.h: Update prototypes.
4056 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
4057 (cppmacro.o): New rule.
4058 (cpphash.o): Update deps.
4060 * cppmain.c: Do not set pfile->printer if no_output is on.
4062 2000-07-15 Neil Booth <neilb@earthling.net>
4064 * cpplib.c: Change all directive-handler functions to return
4066 * cpphash.h: Update typedefs.
4068 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
4070 * configure: Regenerate.
4072 * extend.texi (Extended Asm): Mention that a memory clobber
4073 does not count as a side-effect.
4075 * unroll.c (copy_loop_body): Fix one instance of using host
4076 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
4079 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
4081 2000-07-17 Richard Henderson <rth@cygnus.com>
4083 * config/ia64/ia64.md (movdi): Split out load address code.
4084 New post-reload splitter for symbolic operands.
4085 (movdi_internal): Abort if we didn't split symbolic operands
4086 when we should have.
4087 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
4088 (ia64_reorg): Split insns when not optimizing.
4089 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
4091 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
4093 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
4094 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
4096 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
4098 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
4100 2000-07-17 Jason Merrill <jason@redhat.com>
4102 * Makefile.in (clean): Remove libgcc directory.
4104 * configure.in (-Wno-long-long check): Use higher-level macros.
4106 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
4108 * simplify-rtx.c (simplify_binary_operation): Recognize
4109 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
4110 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
4111 a CONST_INT, it will always be zero.
4113 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
4115 * loop.c (check_dbra_loop) : Return if more than one condition is
4116 present to control the loop.
4118 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
4120 * mips.c (mips_expand_prologue): Don't calculate the last argument
4121 register unless we need it. When we are calculating this, make
4122 sure FUNCTION_ARG is giving us a REG.
4124 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4126 * flow.c (libcall_dead_p): Use single_set to verify the insn
4127 has only one set and get for analysis.
4128 (propagate_one_insn): Don't pass the PATTERN of the insn.
4130 2000-07-17 Mark Klein <mklein@dis.com>
4132 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
4134 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4136 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
4137 * configure.in (TARGET_GETGROUPS_T): Evaluate.
4138 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
4139 of second argument of getgroups.
4140 * configure, config.in: Rebuilt.
4142 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
4144 * simplify-rtx.c (simplify_relational_operation): Two signed
4145 values with equal high words are less/greater than each other if
4146 their low words are less/greater when considered as unsigned.
4148 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
4150 * configure.in (vax-*-openbsd): Change to new style configuration,
4151 add collect2/float_format information.
4152 * configure: Rebuilt.
4153 * config/vax/openbsd1.h: New.
4154 * config/vax/openbsd.h: New.
4155 * config/vax/t-openbsd: New.
4157 2000-07-17 Chip Salzenberg <chip@valinux.com>
4159 * c-common.c (shorten_compare): Quiet warnings about unsigned
4160 comparisons with zero when they occur in a system header.
4162 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
4164 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
4165 update to describe current practice.
4167 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
4169 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
4170 references to C9X. Change references to -fstd and -flang-isoc9x
4173 * c-common.c (scan_char_table): Allow "z" length modifiers on
4175 (check_format_info): Use TYPE_DOMAIN on the type matched against
4176 for "z" formats, to retrieve the language size_t rather than the
4179 * c-common.c (check_format_info): Do not make a pedantic objection
4180 to the 'L' length modifier if used with a floating point type
4183 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
4184 constants in C99 mode.
4186 2000-07-17 Kazu Hirata <kazu@hxi.com>
4188 * h8300.md: Fix the format of mac.
4189 (movsi_h8300hs): Output a tab after stmac instead of a space.
4191 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
4192 profitable adds/subs sequences.
4194 * fold-const.c: Fix comment typos.
4196 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
4198 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
4200 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4202 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
4204 2000-07-16 Neil Booth <NeilB@earthling.net>
4206 * cpplex.c: Update comments.
4207 * README.Portability: Small update.
4209 2000-07-16 Neil Booth <NeilB@earthling.net>
4211 * README.Portability: Small update.
4213 2000-07-15 Richard Henderson <rth@cygnus.com>
4215 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
4216 * config/ia64/ia64.c (ia64_move_ok): New function.
4217 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
4218 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
4220 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
4222 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
4223 immediately following a paste operator.
4224 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
4225 (cpp_reader_init): Call it, if HOST_EBCDIC.
4226 (cpp_handle_options): Do not sort option list here.
4227 (handle_option): Rename to cpp_handle_option and export.
4228 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
4229 _cpp_get_token directly.
4230 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
4231 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
4232 * cpplib.h: Prototype cpp_handle_option. Update prototype of
4235 2000-07-15 Richard Henderson <rth@cygnus.com>
4237 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
4238 cast around an expression. Tidy other unsigned tests.
4240 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
4242 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
4243 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
4244 (v_message_with_decl): Rename to ...
4245 (format_with_decl): ... this. Tweak
4246 (diagnostic_for_decl): New function.
4247 (fatal_io_error): Use verbatim in lieu of notice.
4248 (announce_function): Use verbatim.
4249 (default_print_error_function): Likewise.
4250 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
4253 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4255 * mips.c (function_arg_pass_by_reference): Don't do automatic
4256 aggregate initialization.
4257 (machine_dependent_reorg): Initialize variable `mode'.
4259 * mips.md (absdi2): Change variable `regno1' to unsigned int.
4260 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
4261 conflicts with sys/param.h macro of the same name.
4262 (reload_outdi): Likewise.
4264 2000-07-15 Michael Meissner <meissner@redhat.com>
4266 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
4267 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
4268 create a new node instead.
4270 2000-07-15 Neil Booth <NeilB@earthling.net>
4272 * README.Portability: Correct example about calling a function
4273 through a pointer to function. Format wide paragraphs.
4275 2000-07-15 Michael Meissner <meissner@redhat.com>
4277 * README.Portability: Update integer suffixes and function
4280 2000-07-15 Neil Booth <NeilB@earthling.net>
4282 * README.Portability: Small update.
4284 2000-07-15 Neil Booth <NeilB@earthling.net>
4286 * README.Portability: New file.
4288 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
4290 * INSTALL: Give special instructions for building GCC on Irix 6.
4291 * config/mips/x-iris6 (CC): Don't set it.
4294 2000-07-14 Jason Merrill <jason@redhat.com>
4296 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
4297 register in the stack and later in another register, use the new
4300 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
4302 * config/mips/mips.md: (absdi2): Handle sign_extend for
4305 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
4307 * cpplib.c (do_pragma_dependency): Tidy warning messages.
4309 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
4311 * .cvsignore: Correct typo.
4313 2000-07-13 Mark Mitchell <mark@codesourcery.com>
4315 * .cvsignore: Add generated YACC files.
4316 * objc/.cvsignore: New file.
4318 2000-07-14 Neil Booth <NeilB@earthling.net>
4320 * cpplex.c (adjust_column): New funcion.
4321 (skip_whitespace): Use it.
4322 (skip_block_comment): Use it, and warn about /*/* with
4325 2000-07-14 Neil Booth <NeilB@earthling.net>
4327 * cpphash.c (struct macro_info): Add new members.
4328 (_cpp_free_definition): Delete the macro directly.
4329 (count_params): Return void, with first token of
4330 expansion in struct macro_info on success.
4331 (parse_define): Return int. Hoist syntax checking from
4332 save_macro_expansion. Leave call to save_expansion to
4333 _cpp_create_definition.
4334 (alloc_macro): Needs just 2 arguments.
4335 (free_macro): Delete.
4336 (save_expansion): Don't perform syntax check.
4337 (_cpp_create_definition): Call save_expansion.
4339 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4341 * genrecog.c (write_header): Split long string.
4343 * cpphash.c (macro_info): Don't use the `signed' keyword.
4345 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
4347 2000-07-13 Jakub Jelinek <jakub@redhat.com>
4349 * calls.c (stored_args_map): New variable.
4350 (check_sibcall_argument_overlap_1): New.
4351 (check_sibcall_argument_overlap): New.
4352 (expand_call): Initialize stored_args_map.
4353 Call check_sibcall_argument_overlap.
4355 2000-07-13 Bruce Korb <bkorb@gnu.org>
4357 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
4358 (emit_gnu_type): utility procedure for gnu_type_fix
4359 (gnu_type_fix): implement various pre-processor guards around
4360 standard types so these types can be defined over and over
4361 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
4362 types alluded to above will have GNU-compliant base types
4363 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
4364 * fixinc/inclhack.def: add test_text entries and utilize the new
4365 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
4366 * fixinc/fixincl.x: regenerate
4368 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
4370 * diagnostic.c (vline_wrapper_message_with_location,
4371 v_message_with_file_and_line, v_error_with_file_and_file,
4372 v_error_for_asm, v_warning_for_asm, vfatal,
4373 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
4374 vsorry, verror, vwarning, vpedwarn): Remove.
4375 (diagnostic_for_asm): New function.
4376 (pedwarn, error, warning, pedwarn_with_file_and_line,
4377 error_with_file_and_line, warning_with_file_and_line, sorry,
4378 error_for_asm, warning_for_asm, fatal): Reimplement.
4379 (finish_diagnostic): Clear diagnostic info as well.
4381 2000-07-13 Neil Booth <NeilB@earthling.net>
4383 * c-common.h (flag_digraphs): New.
4384 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
4385 * c-lex.c (yylex): Use flag_digraphs to decide whether to
4388 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
4390 * gcc.c (do_spec_1): Add new %B operator.
4391 (set_input): Prepare for %B.
4393 (link_command_spec): Move up with the other tm.h-
4394 overrideable specs. Factor out the portion conditional on
4395 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
4396 (struct compiler): Just have a single spec string. All users
4398 (default_compilers): Remove unnecessary braces.
4399 (static_specs): Update.
4401 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
4403 (C and assembly specs): Use the new named specs, as appropriate.
4405 * objc/lang-specs.h: Use the new named specs.
4406 Remove unnecessary braces.
4408 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4410 * gcc.c (execute): If a subprocess gets a fatal signal, report
4411 strsignal() of the signal number, and ask for a bug report.
4412 Do not do this for SIGPIPE if there's already been an error.
4414 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
4417 * tradcif.c: Remove.
4419 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4421 * final.c (profile_function): Do not emit profile counters in
4422 the data section, if NO_PROFILE_COUNTERS is defined.
4423 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
4426 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
4427 (FUNCTION_PROFILER): Just emit a call to mcount.
4429 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4431 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
4433 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
4434 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
4435 traditional, lang_chill, or lang_fortran.
4437 * cppfiles.c: #undef strcmp to suppress warning about macros
4438 used without arguments.
4439 (_cpp_execute_include): Use f, not fname, in "No include path"
4441 (_cpp_pop_file_buffer): New function.
4442 * cpplib.c: Don't include <sys/mman.h>.
4443 (cpp_push_buffer): Set line_base and lineno in new buffer.
4444 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
4446 * cpplex.c: Move all prototypes and structure declarations to the
4447 top of the file. Properly parenthesise some macro arguments.
4448 (cpp_scan_line): New function.
4449 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
4450 don't need to walk up the stack counting.
4452 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4454 * c-common.c (combine_strings): Emit a pedantic warning when a
4455 string length is greater than the minimum ANSI C is required
4458 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
4460 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
4461 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
4463 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4465 * c-decl.c (define_label): Warn about identifier conflicts with
4466 labels in traditional C.
4468 * c-parse.in (unop +): Warn about the unary plus operator for
4471 * c-typeck.c (store_init_value): Warn about automatic aggregate
4472 initialization for traditional C.
4474 * invoke.texi (-Wtraditional): Document new warnings.
4476 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
4478 * Makefile.in (c-errors.o): Fix thinko in dependency.
4480 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4482 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
4483 -traditional, -ftraditional, or -traditional-cpp was given.
4484 Do not pass -traditional to the preprocessor.
4485 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
4486 preprocessor does it automatically.
4487 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
4489 * ch/lang-specs.h: Always use tradcpp. Do not pass
4490 -traditional, -trigraphs, or -pedantic to the preprocessor.
4491 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
4494 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4496 * cppexp.c (LOGICAL): Delete macro.
4497 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
4500 * cpphash.c (HASHSIZE): Increase to 4096.
4501 (struct hashdummy): Add hash field.
4502 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
4503 the string values using memcmp.
4504 (cpp_lookup): Set dummy.hash.
4506 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
4508 * configure.in (m88k-openbsd): Express configuration using new fragment
4510 * configure: Rebuilt.
4511 * m88k/aout-dbx.h: New.
4512 * m88k/openbsd.h: New.
4513 * m88k/xm-openbsd.h: New.
4515 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4517 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
4519 2000-07-12 Richard Henderson <rth@cygnus.com>
4521 * reload.c (push_secondary_reload): Make sure to add the new
4522 reload at the end, after acquiring secondary memory.
4524 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4526 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
4528 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
4529 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
4531 * c-parse.in (stmt): Delete unused variables.
4533 * convert.c (convert_to_vector): Likewise.
4535 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
4537 * tree.c (finish_vector_type): Prototype.
4539 2000-07-12 Bruce Korb <bkorb@gnu.org>
4541 * fixinc/fixfixes.c: use xmalloc
4542 * fixinc/fixincl.c(initialize): set program name for xmalloc
4543 * fixinc/fixlib.c(must_malloc): obsolete
4544 (is_cxx_header): no longer used - disabled
4545 (skip_quote): inserted and disabled for future use
4546 * fixinc/fixlib.h: reflects above
4547 * fixinc/fixtests.c: removed dinkleberries
4549 2000-07-12 Neil Booth <NeilB@earthling.net>
4551 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
4552 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
4554 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
4555 struct toklist_dummy): New.
4556 (cpp_free_definition): Free macros with free_macro.
4557 (count_params): Don't save paramter spellings. Save macro
4558 information in a struct macro_info.
4559 (parse_define): Don't allocate a token list.
4560 (save_expansion): Allocate the macro's token list, and
4561 save parameter spellings if necessary. Use TOKEN_SPELL.
4562 (cpp_create_definition): Make list const.
4564 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
4566 * c-typeck.c (pedwarn_c99): Move to
4567 * c-errors.c: ... Here.
4568 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
4569 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
4570 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
4571 (c-errors.o): List dependency.
4573 2000-07-12 Mark Mitchell <mark@codesourcery.com>
4575 * c-parse.c: Remove.
4576 * c-parse.h: Likewise.
4577 * c-parse.y: Likewise.
4578 * objc/objc-parse.c: Likewise.
4579 * objc/objc-pasre.y: Likewise.
4581 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
4583 * gcc.texi: Fix minor typos
4584 * extend.texi: Fix minor typos
4586 2000-07-11 Marc Espie <espie@openbsd.org>
4588 * collect2.c (main): Recognize .lo as object files.
4590 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4592 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
4595 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
4596 with MAP_ANONYMOUS and MAP_ANON.
4597 * configure, config.in: Rebuilt.
4599 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
4601 * diagnostic.c (save_output_state): Remove.
4602 (restore_output_state): Likewise.
4603 (clear_text_info): New function.
4604 (clear_diagnostic_info): Likewise.
4605 (output_text_length, is_starting_newline, output_prefix,
4606 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
4607 prefixing_policy, output_buffer_ptr_to_format_args): New macros
4608 (set_real_maximum_length, output_set_maximum_length,
4609 output_set_prefix, output_get_prefix, output_set_maximum_length,
4610 output_destroy_prefix, init_output_buffer,
4611 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
4612 output_add_newline, output_add_character, output_add_space,
4613 output_append_r, output_append, wrap_text, output_format,
4614 output_do_printf, output_printf, output_do_verbatim,
4615 output_verbatim, verbatim): Use them.
4616 (output_clear): Split into cleat_text_info and
4617 clear_diagnostic_info.
4618 (struct output_state): Move to...
4620 * diagnostic.h: ...Here
4621 (struct output_buffer): Adjust.
4623 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
4625 * cpplex.c (parse_name): No longer inline (premature optimization).
4626 (do_pop_context): Fold into pop_context.
4627 (pop_context): Returns int.
4628 (lex_next): Hoist test for end of directive into pop_context.
4629 (push_macro_context): Returns int; takes just reader and token.
4630 Hoist test for excessive nesting to caller.
4631 (push_arg_context): Returns void; takes just reader and token.
4632 Do not call stringify_arg or get_raw_token.
4633 (get_raw_token): Convert tail recursion through push_arg_context
4634 to a loop at this level. Call stringify_arg here if appropriate.
4635 (maybe_paste_with_next): Convert tail recursion to a while loop.
4636 Hoist test of paste_level to caller.
4638 (stringify_arg): Push arg context at beginning.
4639 (cpp_get_token): Split out core into _cpp_get_token. Call
4640 process_directive here. Throw away CPP_PLACEMARKER tokens.
4641 (_cpp_get_token): Convert tail recursion through
4642 push_macro_context to a loop at this level.
4643 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
4644 _cpp_get_raw_token): Use _cpp_get_token.
4645 (_cpp_skip_rest_of_line): Drop the context stack directly; do
4646 not call pop_context.
4647 (_cpp_run_directive): Call lex_next directly.
4649 * cpphash.h: Prototype _cpp_get_token.
4650 * cppexp.c (lex): Use it.
4651 * cpphash.c (parse_define): Use it.
4652 * cpplib.c (get_define_node, do_undef, parse_include,
4653 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
4654 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
4655 parse_ifdef, validate_else): Use it.
4656 (cpp_push_buffer): Tweak error message; abort if anyone tries
4657 to push a buffer while macro expansions are stacked.
4659 2000-07-11 Donn Terry <donnte@microsoft.com>
4661 * cpplex.c (free_macro_args, save_token): Cast arg of free
4662 and/or xrealloc to PTR.
4663 (_cpp_init_input_buffer): Clear all fields of the base context.
4665 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
4667 * gensupport.c (process_rtx): Make rtl checking stop
4668 complaining about the define_insn while it is being
4669 converted from a define_insn_and_split.
4671 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
4673 * config/mips/mips.c (simple_memory_operand): Access the
4674 INTVAL of the address, not it's containing MEM.
4676 2000-07-11 Bruce Korb <bkorb@gnu.org>
4678 * fixinc/fixtests.c(double_slash): obsolete
4679 (else_endif_label): likewise
4680 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
4681 (libc1_ifdefd_memx): correct initial comment
4682 and omit the #if/#endif pair from the memxxx declarations
4683 * fixinc/fixincl.x: regen
4685 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4687 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
4689 2000-07-11 Neil Booth <NeilB@earthling.net>
4693 2000-07-11 Neil Booth <NeilB@earthling.net>
4695 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
4696 (handle_option): Set digraphs according to standard.
4697 Merge OPT_lang_c89 handler with OPT_std_c89.
4699 * cpplex.c: (lex_line, can_paste): Honour digraphs in
4700 accordance with the digraphs flag.
4702 * cpplib.h: (struct cpp_options): New option digraphs.
4704 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
4705 Bruce Korb <bkorb@gnu.org>
4707 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
4708 * fixinc/fixincl.x: Regenerate.
4709 * fixinc/tests/base/testing.h: Add testcase.
4711 2000-07-10 Richard Henderson <rth@cygnus.com>
4713 * config/ia64/ia64.c (got_symbolic_operand): New.
4714 (symbolic_operand, move_operand): Revert 0701 change.
4715 * config/ia64/ia64.h (PREDICATE_CODES): Update.
4716 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
4717 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
4718 split the offset into a 14-bit low part instead of a 13-bit low part.
4719 (load_fptr): Mark the mem as unchanging.
4720 (load_symptr): Use got_symbolic_operand.
4722 2000-07-10 Nick Clifton <nickc@cygnus.com>
4724 * libgcc2.c (next_stack_level): Cast result of computation to
4725 (void **) so that the assignment does not generate a warning.
4727 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
4729 * flags.h : Add new variable flag_single_precision_constant.
4730 * toplev.c (display_help) : Add -fsingle-precision-constant option.
4731 (flag_single_precision_constant): New.
4732 * c-lex.c (yylex): Convert floating point constant to single
4734 * invoke.texi : Add documentation for this new option.
4736 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
4738 * diagnostic.c (output_octal): Second parameter is unsigned.
4739 (output_long_octal): Likewise.
4740 (output_hexadecimal): Likewise.
4741 (output_long_hexadecimal): Likewise.
4742 (output_format): Adjust arguments extraction. Tweak.
4743 (output_verbatim, verbatim): End variable argument list.
4744 (report_diagnostic): Improve documentation.
4746 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
4748 * c-common.h (build_stmt): Declare.
4749 (build_continue_stmt): Likewise.
4750 (build_break_stmt): Likewise.
4751 (build_return_stmt): Likewise.
4753 * c-decl.c (do_case): Rewrite to do what previously done in
4756 * c-semantics.c (build_stmt): Define.
4757 (build_return_stmt): Likewise.
4758 (build_break_stmt): Likewise.
4759 (build_continue_stmt): Likewise.
4760 (build_case_label): Likewise.
4762 * c-parse.in (BREAK): Change to build tree, then generate RTL.
4763 (CONTINUE): Likewise.
4766 (DEFAULT): Likewise.
4768 * c-parse.y: Regenerate.
4769 * c-pasre.c: Likewise.
4771 2000-07-09 Jason Merrill <jason@redhat.com>
4773 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
4775 * tree.h (STRIP_NOPS): Check for error_mark_node.
4776 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
4777 (dwarf2out_*): Remove duplicate declarations.
4779 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
4780 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
4782 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
4784 * diagnostic.c (wrap_text): New function.
4785 (maybe_wrap_text): Likewise.
4786 (output_add_string): Use it.
4787 (output_format): Likewise.
4788 (count_error): Use verbatim instead of notice.
4789 (report_error_function): Likewise. Don't use plain fprintf.
4790 (finish_diagnostic): New function.
4791 (output_do_verbatim): Tweak. Commonalize functionalities in
4792 output_verbatim and verbatim.
4793 (output_verbatim): Adjust.
4794 (verbatim): Likewise.
4795 (report_diagnostic): Define.
4797 * diagnostic.h (report_diagnostic): Prototype.
4799 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
4801 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
4803 2000-07-09 Neil Booth <NeilB@earthling.net>
4805 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
4806 IShspace, ISspace: Update.
4808 * cppinit.c: ISTABLE: Update.
4811 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
4812 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
4813 (skip_block_comment, skip_line_comment, parse_string,
4814 lex_line): Use is_vspace rather than IS_NEWLINE.
4815 (skip_whitespace, lex_line): Clean up to use is_nvspace.
4816 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
4818 (lex_next): Unconditionally stop if within a directive.
4819 Treat directives within macro invocations as directives
4820 (after parse_args emits error), not as the argument.
4822 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
4824 * diagnostic.c (diagnostic_args): New macro.
4825 (diagnostic_msg): Likewise.
4826 (output_formatted_integer): Likewise.
4827 (output_state): New data type.
4828 (digit_buffer): Make global.
4829 (output_add_integer): Rename to output_decimal. Squeeze
4831 (output_long_decimal, output_unsigned_decimal,
4832 output_long_unsigned_decimal, output_octal, output_long_octal,
4833 output_hexadecimal, output_long_hexadecimal): New functions.
4834 (output_append_r): New function.
4835 (output_append): Tweak.
4836 (output_flush_on): Rename to output_to_stream.
4837 (output_format): Change prototype. Improve documentation. Handle
4838 more format specifiers.
4839 (build_location_prefix): Rename to context_as_prefix.
4840 (output_notice): Rename to output_do_printf.
4841 (output_printf): Tweak.
4842 (line_wrapper_printf): Likewise.
4843 (vline_wrapper_message_with_location): Adjust call to renamed
4845 (v_message_with_decl): Likewise.
4846 (default_print_error_function): Likewise.
4847 (save_output_state): New function.
4848 (restore_output_state): Likewise.
4849 (output_do_verbatim): Likewise.
4850 (output_verbatim): Define.
4851 (verbatim): Likewise.
4853 * diagnostic.h (printer_fn): Change return type from void to int.
4854 Improve documentation.
4855 (output_add_integer): Rename to output_decimal.
4856 (output_flush_on, output_format): Don't export.
4857 (output_verbatim, verbatim): Declare.
4859 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
4861 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
4862 Check whether c divides op1 exactly if operation is not
4865 2000-07-08 Richard Henderson <rth@cygnus.com>
4867 * final.c (final): Do not abort when reg-stack introduces
4870 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
4872 * cpplib.h (struct cpp_name): Now struct cpp_string.
4873 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
4874 CPP_HEADER_NAME): Change to type S.
4875 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
4876 field, a cpp_hashnode *. All references to val.name updated
4877 to use val.str or val.node as appropriate.
4878 (struct cpp_reader): Add spec_nodes field.
4879 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
4881 * cpphash.h (struct spec_nodes): New.
4882 (enum spell_type): Reorder. Only SPELL_STRING tokens use
4883 val.str. All references to 'spelling > SPELL_NONE' updated to
4886 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
4887 pfile->buffer->inc are not NULL before dereferencing them.
4889 * cpplex.c (parse_name): Take a pointer to the current token,
4890 plus current position and limit as args; return the new
4891 position; don't copy the text of a name into the string
4892 buffer, instead call cpp_lookup and store the node pointer.
4893 If extending a token, copy out the text of the old into a
4894 scratch buffer, append the new, look that up and store the new
4895 node pointer. Inline.
4896 (maybe_paste_with_next): If the result of paste is a NAME,
4897 then look up the pasted text and store its node pointer.
4898 (lex_line): Adjust for new parse_name interface.
4899 Check for L"str", L'str' using spec_nodes->n_L.
4900 (spell_token): SPELL_IDENT tokens have their spelling in
4901 val.node->name. Handle SPELL_STRING tokens that don't have
4903 (_cpp_expand_name_space,
4904 (can_paste): Check for L ## "str" using spec_nodes->n_L.
4905 (cpp_get_token, special_symbol): No need to call cpp_lookup.
4906 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
4907 return 1=equal 0=not, not a tristate.
4909 * cpphash.c (var_args_str): Delete.
4910 (find_param): Compare node fields directly.
4911 (is__va_args__): Use CPP_PEDANTIC. Just compare
4912 token->val.node with spec_nodes->n__VA_ARGS__.
4913 (dump_funlike_macro): Don't use var_args_str.
4915 * cpplib.c (_cpp_check_directive): Just walk through
4916 spec_nodes->dirs comparing pointers.
4917 (get_define_node, do_pragma_poison, detect_if_not_defined,
4918 parse_ifdef): The identifier has already been looked up.
4919 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
4921 (do_if): Only call detect_if_not_defined at beginning of file.
4922 (_cpp_parse_assertion): Only copy string pointers for
4923 SPELL_STRING tokens.
4924 (pragma_dispatch): Take a node pointer and examine its name
4926 (_cpp_init_stacks): Also initialize the spec_nodes structure.
4928 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
4930 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
4931 reverse order from the corresponding _cpp_init_* routines.
4933 * cppexp.c (parse_number, parse_charconst, parse_defined,
4934 lex): Check val.node->type instead of calling cpp_defined.
4935 Use spec_nodes entries where appropriate.
4937 * fix-header.c, scan-decls.c: Update for interface changes.
4939 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
4941 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
4942 emitting aux_truncdfsf2.
4944 2000-07-03 Donn Terry (donnte@microsoft.com)
4946 * cppinit.c (print_help): split overlong line into ISO C89
4949 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
4951 * cppexp.c: Update all code for new lexer interface.
4952 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
4953 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
4954 * cpplex.c (token_names): Trim leading CPP_ from names; make
4955 the strings unsigned.
4956 (_cpp_spell_operator): New.
4957 (is_macro_disabled): Disable all macros if rescanning
4959 (_cpp_get_directive_token): Remove.
4961 * cppinit.c: Don't set no_macro_expand.
4962 * cpplib.c (read_line_number, do_line): Check only for EOF,
4964 * cpphash.h: Update prototypes.
4965 * cpplib.h (CPP_VSPACE): Remove.
4966 (struct cpp_reader): Remove no_macro_expand.
4968 2000-07-08 Neil Booth <NeilB@earthling.net>
4970 * cpphash.c (is__va_args__): New function.
4971 (count_params): Fix line reported in error messages. Use
4972 is__va_args__. Don't return ')' on error. Flag GNU style
4973 rest args macro definitions.
4974 (parse_define): Check macro name is not __VA_ARGS__.
4975 (save_expansion): Check identifier in non-varargs-macro is
4976 not __VA_ARGS__. Don't flag GNU_VARARGS.
4977 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
4978 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
4979 than per-token GNU_VARARGS.
4980 * cpplib.h (GNU_VARARGS): Remove.
4981 (GNU_REST_ARGS): New.
4983 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
4985 * i386.md (call_pop, call, call_value_pop): Do not set
4986 current_function_uses_pic_offset_table for calls to static
4987 functions or indirect calls.
4989 2000-07-07 Jim Wilson <wilson@cygnus.com>
4991 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
4992 is_predicate_reg, then take max write_count of register pair.
4994 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4996 * tradcpp.c (main): Rename label `include' to `add_include' to
4997 avoid conflicts with variable `include' in traditional C.
4999 2000-07-07 Jakub Jelinek <jakub@redhat.com>
5001 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
5003 2000-07-07 Jakub Jelinek <jakub@redhat.com>
5005 * sibcall.c (uses_addressof): Add INMEM argument, check for
5006 current_function_internal_arg_pointer outside of MEM rtxs in addition
5008 (sequence_uses_addressof): Update caller.
5010 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
5012 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
5015 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5017 * system.h (UNION_INIT_ZERO): New macro for initializing union
5020 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
5022 2000-07-07 Neil Booth <NeilB@earthling.net>
5026 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
5028 * final.c (final): Detect out of bounds array access to
5029 the insn_lengths array.
5031 2000-07-07 Kazu Hirata <kazu@hxi.com>
5033 * fold-const.c (fold): Fix a comment typo.
5035 2000-07-07 Neil Booth <NeilB@earthling.net>
5037 * cpp.texi: Update to new lexer.
5039 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
5041 * tradcpp.c: New file.
5042 * tradcif.y: New file.
5043 * tradcif.c: New generated file.
5045 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
5046 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
5047 dependencies of C. Install tradcpp from install-common, in
5050 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
5052 * cppinit.c: Include cppdefault.h. Refer to
5053 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
5054 to GCC_INCLUDE_DIR and its length.
5055 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
5056 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
5057 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
5059 (include_defaults_array): Move to cppdefault.c.
5061 * cppdefault.h: New file.
5062 * cppdefault.c: New file.
5064 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
5065 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
5066 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
5069 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5071 * reload.c (push_reload): When seeing if can reuse a register,
5072 check extra registers against widest of INMODE and OUTMODE.
5074 2000-07-06 Neil Booth <NeilB@earthling.net>
5076 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
5077 based on full length of predicate.
5079 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
5081 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
5082 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
5084 2000-07-05 Kazu Hirata <kazu@hxi.com>
5086 * h8300-proto.h: Fix formatting.
5087 * h8300.c: Likewise.
5088 * h8300.h: Likewise.
5090 2000-07-05 Jim Wilson <wilson@cygnus.com>
5092 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
5095 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
5097 * invoke.texi: Fix minor typos
5098 * md.texi: Fix minor typos
5100 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
5102 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
5104 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
5106 * cpplex.c: Don't include sys/mman.h.
5107 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
5109 * cpplib.c: Include sys/mman.h and obstack.h.
5110 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
5112 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
5113 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
5114 bother freeing if stack entries (they will be freed with their buffer).
5115 (do_endif): Free if stack entries from the buffer obstack.
5116 (push_conditional): Allocate if stack entries from the buffer obstack.
5118 (find_answer): Rename to _cpp_find_answer.
5119 (do_assert, do_unassert): Update.
5121 * cpphash.h: Update prototypes.
5122 (xobnew): New convenience macro.
5123 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
5125 (struct cpp_hashnode): Remove disabled field.
5127 * cppinit.c: Don't include hashtab.h or splay-tree.h.
5128 (report_missing_guard): Moved to cppfiles.c.
5129 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
5131 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
5132 cpp_cleanup_includes. Don't destroy hashtab or
5133 all_include_files here.
5134 (cpp_finish): Use _cpp_report_missing_guards.
5136 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
5137 (_cpp_init_include_table): Rename _cpp_init_includes.
5138 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
5140 * cppexp.c (parse_assertion): Update for new name of
5143 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
5145 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
5147 * cpplib.c (do_ident): s/VSPACE/EOF/
5149 2000-07-05 Neil Booth <NeilB@earthling.net>
5151 * cpplex.c: Fix trigraph replacement within strings.
5153 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5155 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
5157 * xcoffout.c (assign_type_number): Constify.
5158 (xcoffout_source_file): Add static prototype. Don't needlessly
5159 cast away const-ness.
5161 2000-07-04 Jason Merrill <jason@redhat.com>
5163 * frame.h (frame_state): Move base_offset to end.
5165 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
5167 * calls.c (emit_library_call_value_1): Revert previous change.
5169 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
5171 * fix-header.c (struct partial_proto): Remove unnecessary fields.
5172 (recognized_extern, recognized_function, read_scan_file):
5173 Update for new scheme.
5174 (check_protection): It's still a multiple include guard even
5175 if it doesn't always trigger.
5176 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
5178 * scan.h: Declare struct cpp_token. Update prototypes.
5180 2000-07-03 Neil Booth <neilb@earthling.net>
5181 Zack Weinberg <zack@wolery.cumb.org>
5183 Complete overhaul of the lexer and macro expander.
5185 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
5186 arg, arglist, argdata, reflist, collect_objlike_expansion,
5187 collect_funlike_expansion, collect_params,
5188 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
5189 unsafe_chars, macarg, compare_defs, special_symbol,
5190 scan_arguments, stringify, funlike_macroexpand,
5191 _cpp_quote_string, monthnames): Delete.
5192 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
5193 _cpp_create_definition, _cpp_dump_definition,
5194 dump_hash_helper): Adjust.
5195 (find_param, count_params, parse_define, var_args_str,
5196 check_macro_redefinition, save_expansion): New.
5198 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
5199 parse_string, output_line_command, trigraph_replace,
5200 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
5201 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
5202 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
5203 _cpp_skip_rest_of_line): Modify.
5205 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
5206 find_position, null_warning, bump_column, expand_name_space,
5207 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
5208 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
5209 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
5210 _cpp_prescan): Delete.
5212 (dump_param_spelling, process_directive, lex_next,
5213 is_macro_disabled, stringify_arg, expand_context_stack,
5214 output_token, make_string_token, alloc_number_token,
5215 special_symbol, duplicate_token, maybe_paste_with_next,
5216 can_paste, prevent_macro_expansion, restore_macro_expansion,
5217 get_temp_token, release_temp_tokens, quote_string,
5218 token_names, token_spellings, _cpp_expand_name_space,
5219 _cpp_glue_header_name, _cpp_reserve_name_space,
5220 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
5221 placemarker_token, eof_token, cpp_context, macro_args,
5222 get_raw_token, parse_arg, parse_args, save_token,
5223 push_arg_context, push_macro_context, pop_context,
5224 do_pop_context, free_macro_args, _cpp_get_line,
5225 _cpp_run_directive): New.
5227 * cpplib.c (validate_else, parse_include, push_conditional,
5228 pass_thru_directive, read_line_number, parse_ifdef,
5229 detect_if_not_defined, _cpp_check_directive, do_define,
5230 do_undef, do_include, do_import, do_include_next, do_error,
5231 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
5232 top_pragmas, do_pragma_gcc, do_pragma_implementation,
5233 do_pragma_poison, do_pragma_system_header,
5234 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
5235 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
5236 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
5237 cpp_defined): Update for new scheme.
5238 (strtoul_for_line, get_define_node, dump_macro_name,
5239 _cpp_check_linemarker, _cpp_parse_assertion): New.
5240 (_cpp_handle_directive, do_pragma_default): Delete.
5242 * cpphash.h (struct predicate): Now struct answer.
5243 (enum spell_type, struct token_spelling, struct directive,
5244 directive_handler): New.
5245 Update prototypes. Remove unused macros.
5246 * cpplib.h: Update prototypes. Remove unused macros,
5247 structure definitions, and fields.
5249 * cpperror.c (print_containing_files, v_message): Adjust.
5250 * cppexp.c (parse_assertion, lex, parse_escape,
5251 _cpp_parse_expr): Adjust.
5252 * cppfiles.c (open_include_file, _cpp_execute_include,
5253 _cpp_compare_file_date, cpp_read_file, read_include_file):
5255 * cppinit.c (dump_special_to_buffer): Delete.
5256 (append_include_chain, merge_include_chains, cpp_reader_init,
5257 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
5258 cpp_finish, handle_option, print_help): Adjust.
5259 * cppmain.c (main): Adjust.
5261 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
5263 * cppspec.c (lang_specific_driver): Use double quotes in error
5266 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
5268 * calls.c (emit_library_call_value_1): Use valreg instead
5269 of hard_libcall_value.
5271 2000-07-03 Geoff Keating <geoffk@cygnus.com>
5273 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
5274 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
5275 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
5283 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
5284 mode instead of wider_mode is being used.
5286 2000-07-03 Jakub Jelinek <jakub@redhat.com>
5288 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
5289 of 'r'. Use q_regs_operand.
5290 (andsi_1+2): Use q_regs_operand.
5292 2000-07-03 Jakub Jelinek <jakub@redhat.com>
5294 * builtins.c (get_memory_rtx): Always put into alias set 0.
5296 2000-07-03 Nick Clifton <nickc@cygnus.com>
5298 * config/arm/arm.md: Fix post increment and pre increment
5299 peepholes so that they do not generate UNPREDICATBLE opcodes.
5300 (ie ones where the increment clobbers the source/destination).
5302 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
5304 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
5305 change too big for -mtiny-stack" a warning, if larger than 63.
5306 (out_set_stack_ptr): Change the logic so -mno-interrupts is
5307 always safe to use on possible future devices.
5308 (function_prologue): Write SPH before SPL, for consistency.
5309 If interrupt_func_p true, we know we have enabled interrupts.
5310 (avr_num_arg_regs): New function. Round up to even number of
5311 bytes if no -mpack-args or if calling a libgcc function.
5312 (function_arg, function_arg_advance): Use it.
5313 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
5314 Output "movw" if available.
5315 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
5316 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
5317 (asm_output_section_name): Add blanks for consistent output.
5318 (encode_section_info): Set TREE_READONLY for progmem data to
5319 avoid gas warnings about changed section attributes.
5320 (avr_hard_regno_mode_ok): Force non-QImode data to start in
5321 even numbered registers on devices with "movw".
5322 * config/avr/avr.h (MASK_*): Define bits for target_flags.
5323 (TARGET_SWITCHES): Mark help strings for translation.
5324 Add new -mpack-args and -menhanced switches.
5325 (TARGET_OPTIONS): Mark help strings for translation.
5326 (progmem_section): Add section attributes.
5327 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
5328 Output "movw" if available.
5329 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
5331 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
5332 call convention (arguments aligned on even registers).
5333 (_cleanup, _exit): Make weak symbols libc can override.
5335 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5337 * fp-bit.h: New file.
5339 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
5340 Comment #endif statements.
5341 (__thenan_sf, __thenan_df): Add missing braces around initializer.
5343 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
5345 * gcse.c (compute_pre_data): Compute ae_kill using other local
5346 properties instead of calling compute_ae_kill.
5348 * alias.c (init_alias_analysis): Do not call
5349 prologue_epilogue_contains until after reload has completed.
5351 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
5353 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
5354 (genrtl_finish_compound_stmt): Likewise.
5355 (genrtl_compound_stmt): Change to return void.
5357 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
5358 move code from here to ...
5359 (genrtl_compound_stmt): ... here.
5360 (genrtl_finish_compound_stmt): Remove.
5361 (expand_stmt): Add comment.
5363 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
5365 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
5368 2000-07-02 Jakub Jelinek <jakub@redhat.com>
5370 * cpplib.h (struct cpp_reader): New field include_depth.
5371 (struct cpp_printer): Rename last_bsd to last_id.
5372 * cppfiles.c (read_include_file): Bump include_depth.
5373 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
5374 (output_line_command): Output correct #line if a header
5375 is including itself and is not protected against multiple inclusion.
5376 Use include_depth instead of buffer_stack_depth, last_id instead of
5378 * cppinit.c (cpp_start_read): Initialize last_id instead of
5381 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
5383 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
5384 (c-semantics.o): New target.
5386 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
5387 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
5388 (genrtl_clear_out_block): Likewise.
5389 (genrtl_goto_stmt): Likewise.
5390 (genrtl_expr_stmt): Likewise.
5391 (genrtl_decl_stmt): Likewise.
5392 (genrtl_if_stmt): Likewise.
5393 (genrtl_while_stmt): Likewise.
5394 (genrtl_do_stmt): Likewise.
5395 (genrtl_return_stmt): Likewise.
5396 (genrtl_for_stmt): Likewise.
5397 (genrtl_break_stmt): Likewise.
5398 (genrtl_continue_stmt): Likewise.
5399 (genrtl_scope_stmt): Likewise.
5400 (genrtl_switch_stmt): Likewise.
5401 (genrtl_case_label): Likewise.
5402 (genrtl_begin_compound_stmt): Likewise.
5403 (gerntl_finish_compound_stmt): Likewise.
5404 (genrtl_compound_stmt): Likewise.
5405 (genrtl_asm_stmt): Likewise.
5406 (genrtl_decl_cleanup): Likewise.
5407 (DECL_ANON_UNION_ELEMS): Likewise.
5408 (emit_local_var): Likewise.
5409 (make_rtl_for_local_static): Likewise.
5410 (expand_cond): Likewise.
5411 (expand_stmt): Likewise.
5412 (c_expand_return): Likewise.
5413 (c_expand_start_case): Likewise.
5414 (do_case): Likewise.
5415 (COMPOUND_STMT_NO_SCOPE): Likewise.
5416 (c_expand_asm_operands): Likewise.
5417 (NEW_FOR_SCOPE_P): New macro.
5418 (expand_expr_stmt_fn): New type.
5420 (set_current_function_name_declared): Likewise.
5421 (current_function_name_declared): Likewise.
5422 (lang_expand_stmt): Likewise.
5423 (stmts_are_full_exprs_p): Likewise.
5424 (anon_aggr_type_p): Likewise.
5425 (lang_expand_expr_stmt): Likewise.
5426 (build_case_label): Likewise.
5428 * c-decl.c (lang_expand_expr_stmt): Initialize.
5429 (stmts_are_full_exprs_p): Define.
5430 (current_function_name_declared): Likewise.
5431 (do_case): Likewise.
5432 (lang_expand_stmt): Likewise.
5433 (set_current_function_name_declared): Likewise.
5434 (anon_aggr_type_p): Likewise.
5436 * c-semantics.c: New file.
5437 (expand_cond): Moved from cp/semantics.c.
5438 (genrtl_do_pushlevel): Likewise.
5439 (genrtl_clear_out_block): Likewise.
5440 (genrtl_goto_stmt): Likewise.
5441 (genrtl_expr_stmt): Likewise.
5442 (genrtl_decl_stmt): Likewise.
5443 (genrtl_if_stmt): Likewise.
5444 (genrtl_while_stmt): Likewise.
5445 (genrtl_do_stmt): Likewise.
5446 (genrtl_return_stmt): Likewise.
5447 (genrtl_for_stmt): Likewise.
5448 (genrtl_break_stmt): Likewise.
5449 (genrtl_continue_stmt): Likewise.
5450 (genrtl_scope_stmt): Likewise.
5451 (genrtl_switch_stmt): Likewise.
5452 (genrtl_case_label): Likewise.
5453 (genrtl_begin_compound_stmt): Likewise.
5454 (genrtl_finish_compound_stmt): Likewise.
5455 (genrtl_compound_stmt): Likewise.
5456 (genrtl_asm_stmt): Likewise.
5457 (genrtl_decl_cleanup): Likewise.
5458 (make_rtl_for_local_static): Moved from cp/decl.c.
5459 (emit_local_var): Likewise.
5460 (expand_stmt): Define.
5462 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
5463 (c_expand_return): Likewise.
5464 (c_expand_start_case): Likewise.
5466 2000-07-01 Richard Henderson <rth@cygnus.com>
5468 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
5469 with the low 13 bits set.
5470 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
5471 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
5472 of the low 13 bits into a CONST plus an adddi3.
5473 (load_symptr): Set RTX_UNCHANGING_P.
5475 See ChangeLog.3 for earlier changes.