1 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
5 2001-10-24 Christopher Faylor <cgf@redhat.com>
7 * config/i386/cygwin.h: Use proper path for mingw crt files when
10 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12 * dwarf2out.c (file_info_cmp): Always return consistent results.
14 2001-10-24 Roger Sayle <roger@eyesopen.com>
16 * stmt.c (expand_end_case): Index jumptables from zero for
17 suitably small values of minval.
19 2001-10-24 Jakub Jelinek <jakub@redhat.com>
21 * stor-layout.c (place_union_field): If any field was aligned with
22 attribute aligned, set record type's TYPE_USER_ALIGN.
23 (place_field): Likewise.
24 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
25 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
27 2001-10-24 Zack Weinberg <zack@codesourcery.com>
29 * c-common.h (struct c_common_identifier): Remove rid_code field.
30 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
32 * c-typeck.c (constructor_designated): New local flag.
33 (struct constructor_stack): Add "designated" field to match.
34 (start_init): Clear it.
35 (really_start_incremental_init, push_init_level): Push and
37 (pop_init_level): Pop it.
38 (set_designator): Set it.
40 (pop_init_level): Suppress "missing initializer" warnings if
41 constructor_designated is true.
42 (process_init_element): Suppress warning about union
43 initialization under traditional C, if constructor_designated
46 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
48 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
51 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
53 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
55 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
57 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
58 the node was already a set to a constant.
60 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
62 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
63 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
65 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
67 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
68 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
69 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
70 * s390.c (s390_final_chunkify): Don't use string concatenation.
71 (s390_function_prologue, s390_function_epilogue): Const-ify.
72 * s390.h (FUNCTION_PROFILER): Remove unused variable.
74 2001-10-24 Jakub Jelinek <jakub@redhat.com>
76 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
79 2001-10-23 Stan Shebs <shebs@apple.com>
81 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
82 -traditional-cpp in first-stage compilation.
84 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
86 * gensupport.c (target_flags): Add.
88 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
90 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
92 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
93 * except.c (expand_builtin_frob_return_addr): Likewise.
94 (expand_builtin_eh_return): Likewise.
95 * stmt.c (expand_computed_goto): Likewise.
96 * explow.c (memory_address): Likewise.
97 (allocate_dynamic_stack_space): Clean up predicate testing.
98 (probe_stack_range): Convert SIZE to Pmode.
99 * calls.c (rtx_for_function_call): Only call convert_memory_address
101 Pass function call operand as ptr_mode, not Pmode.
102 * expr.c (expand_assignment): Clean up calls to convert_memory
103 address by only doing so when needed and making offsets Pmode.
104 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
105 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
106 is in Pmode, not ptr_mode.
108 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
110 * darwin-protos.h (constructor_section, destructor_section,
111 mod_init_section, mod_term_section): Prototype.
112 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
114 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
116 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
117 objc_section_init declaration.
118 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
119 (objc_section_init, try_section_alias): Make static.
120 (alias_section): Make static and hide unused function.
121 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
123 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
125 * alias.c (can_address_p): Compnonents are not addressable if
126 the containing type has alias set 0.
127 (get_alias_set): Rework to use STRIP_NOPS.
128 Only call front-end routine on object, type, or object with
129 NOPs stripped, not inner values.
130 Use language hook to call front-end routine.
131 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
132 (expand_builtin_apply): Call set_mem_align on MEMs we make.
133 Don't pass alignment to emit_block_move.
134 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
135 (expand_builtin_memset): Likewise, but for clear_storage.
136 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
137 and remove C++ specific parts.
138 * c-common.h (c_common_get_alias_set): Add declaration.
139 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
140 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
141 (save_fixed_argument_area): Call set_mem_align.
142 Remove alignment in call to emit_block_move.
143 (emit_library_call_value_1, store_one_arg): Likewise.
144 (target_for_arg): Remove; disabled long ago.
145 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
146 once and similar cleanups.
147 (offset_address): Use proper introductory comment.
148 * expr.c (emit_block_move): Use alignment from that of MEM args, not
149 from explicit operand; all callers changed.
150 (clear_storage): Likewise.
151 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
152 (store_field): Remove kludge on alias set used for to_rtx.
153 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
154 (expand_expr_unaligned): Call set_mem_attributes instead of
156 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
157 * function.c (assign_stack_temp_for_type): Set MEM alignment.
158 (expand_function_end): Track MEM attributes of trampolines.
159 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
160 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
161 attributes from original.
162 * langhooks.c (lang_hook_default_get_alias_set): New function.
163 (hook_get_alias_set_0): New function.
164 * langhooks.h (hook_get_alias_set_0): New declaration.
165 (lang_hook_default_get_alias_set): Likewise.
166 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
167 * reload1.c (alter_reg): Use adjust_address_nv.
168 * rtl.c (get_mode_alignment): Moved to here.
169 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
170 change default if unknown from 1 to BITS_PER_UNIT.
171 * stor-layout.c (get_mode_alignment): Remove from here.
172 * toplev.h (struct lang_hoks): Add get_alias_set field.
173 * tree.h (lang_get_alias_set): Delete declaration.
174 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
175 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
176 (ix86_va_arg): Likewise.
177 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
178 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
179 * config/sparc/sparc.c (sparc_va_arg): Likewise.
180 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
181 (expand_block_move_mem): Remove dead code.
183 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
185 * c-common.c (warn_div_by_zero): New.
186 * c-common.h (warn_div_by_zero): New.
187 * c-decl.c (c_decode_option): Take it on the command line.
188 * c-typeck.c (build_binary_op): Warn about division by zero.
189 * doc/invoke.texi: Document the new command line option, fix
190 documentation of -Wmultichar.
191 * testsuite/gcc.dg/divbyzero.c: New tests.
192 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
194 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
196 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
198 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
199 to avoid update_life_info call.
200 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
201 * cfgcleanup.c (bb_flags): New enum.
202 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
203 (notice_new_block, update_forwarder_flag): New functions.
204 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
205 (try_forward_edges): Likewise; update flags.
206 (merge_blocks): Likewise.
207 (outgoing_edges_match): Likewise.
208 (try_crossjump_to_edge): Likewise.
209 (try_optimize_cfg): Likewise; initialize and clear the flags;
210 recompute life info if needed.
211 (cleanup_cfg): No need to clear aux pointers.
213 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
215 * config/i386/i386.c (override_options): Default to minimum
216 stack alignment when optimizing for code size.
217 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
220 * config/i386/i386.c (override_options): Set upper limit of
221 -mpreferred-stack-boundary to 12.
223 2001-10-22 Zack Weinberg <zack@codesourcery.com>
225 * recog.c (peephole2_optimize): Add default case to switch.
227 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
229 * doc/gcc.texi (Sending Patches): Remove.
231 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
233 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
234 fields when comparing.
236 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
238 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
239 * arm.c (HOST_INT, HOST_UINT): Likewise.
241 2001-10-22 Stan Shebs <shebs@apple.com>
243 * config/darwin-protos.h (darwin_exception_section): Declare.
244 (darwin_eh_frame_section): Declare.
246 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
248 * i386.md (movti_rex64): Fix mode.
250 2001-10-22 Stan Shebs <shebs@apple.com>
252 * target.h (struct gcc_target): Add asm_out.exception_section,
253 asm_out.eh_frame_section.
254 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
255 (TARGET_ASM_EH_FRAME_SECTION): New.
256 (TARGET_INITIALIZER): Update.
257 * output.h (default_exception_section): Declare.
258 (default_eh_frame_section): Declare.
259 * dwarf2out.c: Include target.h.
260 (output_call_frame_info): Call target hook for eh frames.
261 (default_eh_frame_section): New function.
262 * except.c: Include target.h.
263 (output_function_exception_table): Call target hook for exception
265 * varasm.c (default_exception_section): Rename from
266 exception_section, remove EXCEPTION_SECTION macro.
268 * config/darwin.h (darwin_eh_frame_section): New function.
269 (EXCEPTION_SECTION): Remove.
270 (TARGET_ASM_EXCEPTION_SECTION): Define.
271 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
272 (nextstep_exception_section): New function.
273 (nextstep_eh_frame_section): New function.
274 (TARGET_ASM_EXCEPTION_SECTION): Define.
275 (TARGET_ASM_EH_FRAME_SECTION): Define.
277 * config/pa/som.h (EXCEPTION_SECTION): Remove.
278 (TARGET_ASM_EXCEPTION_SECTION): Define.
279 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
280 (EXCEPTION_SECTION): Remove.
281 (TARGET_ASM_EXCEPTION_SECTION): Define.
282 * config/stormy16/stormy16.h: Remove comments referencing
283 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
285 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
286 TARGET_ASM_EH_FRAME_SECTION.
288 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
290 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
293 * c-format.c: Fix spelling typo in comment.
295 * sched-int.h: Fix typo in GCC preamble.
297 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
300 * doc/invoke.texi: Remove references to -fdump-translation-unit.
302 2001-10-22 Richard Henderson <rth@redhat.com>
304 * config/i386/i386.c (ix86_expand_clear): New.
305 * config/i386/i386-protos.h: Declare it.
306 * config/i386/i386.md (setcc peep2s): Use it.
307 (movsi_xor): Unexport.
309 2001-10-22 Richard Henderson <rth@redhat.com>
311 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
312 free_EXPR_LIST_list for LOG_LINKS.
314 2001-10-21 Robert Lipe <robertlipe@usa.net>
316 * config/i386/i386.c (sco_asm_named_section): Delete.
317 (sco_asm_out_constructor): Delete.
318 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
319 (ASM_OUTPUT_DOUBLE_INT): Likewise.
320 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
321 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
322 (EXCEPTION_SECTION): Delete EH scn renaming hack.
324 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
326 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
327 and/or fold extra calls into fewer ones.
328 * collect2.c (dump_file): Likewise.
329 * cppexp.c (parse_number): Likewise.
330 * cpplex.c (_cpp_lex_direct): Likewise.
331 * final.c (output_asm_insn, asm_fprintf): Likewise.
332 * fix-header.c (inf_scan_ident, main): Likewise.
333 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
335 * fold-const.c (real_hex_to_f): Likewise.
336 * gen-protos.c (parse_fn_proto): Likewise.
337 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
338 * genrecog.c (change_state, write_action): Likewise.
339 * gensupport.c (shift_output_template): Likewise.
340 * local-alloc.c (requires_inout): Likewise.
341 * mips-tfile.c (IS_ASM_IDENT): Likewise.
342 * protoize.c (is_id_char, main): Likewise.
343 * real.c (asctoeg): Likewise.
344 * recog.c (asm_operand_ok): Likewise.
345 * reload.c (find_reloads): Likewise.
346 * scan.c (scan_identget_token): Likewise.
347 * sched-vis.c (print_value): Likewise.
348 * stringpool.c (ggc_alloc_string): Likewise.
349 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
350 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
351 * tradcpp.c (rescan): Likewise.
352 * tree.c (clean_symbol_name): Likewise.
353 * varasm.c (decode_reg_name): Likewise.
355 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
356 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
357 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
358 * m88k.c (output_ascii): Likewise.
359 * m88k.h (OVERRIDE_OPTIONS): Likewise.
360 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
361 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
362 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
364 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
366 * langhooks.c (lang_hook_default_do_nothing,
367 lang_hook_default_decode_option): New defaults.
368 * langhooks.h: Make hooks unconditional and non-NULL.
369 * toplev.c (compile_file, toplev_main): Update.
370 * toplev.h: Update comments.
371 * objc/objc-act.c (lang_hooks): Update to new paradigm.
373 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
375 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
377 * system.h (IN_RANGE): New macro.
379 2001-10-21 Zack Weinberg <zack@codesourcery.com>
381 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
382 INTLDEPS variable, which does not include $LIBICONV.
383 * Makefile.in: Use INTLDEPS in LIBDEPS.
384 * configure: Regenerate.
386 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
388 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
389 * cpplex.c (lex_percent, lex_dot): Remove.
390 (get_effective_char, skip_block_comment, skip_line_comment,
391 parse_identifier_slow, parse_number, parse_string, save_comment,
392 _cpp_lex_direct): Update to do lookback freely.
393 (IF_NEXT_IS, BACKUP): New macros.
394 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
395 * cppmacro.c (paste_tokens): Update.
397 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
399 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
401 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
403 * reload1.c (reload): Check CONSTANT_P before calling
404 LEGITIMATE_PIC_OPERAND_P.
405 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
406 workaround of 2001-10-13.
408 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
410 * i386.c (split_di): Handle splitting of DFmode.
412 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
414 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
415 (adjust_address_1, offset_address): Likewise.
417 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
418 (output_asm_insn): Call it for each line output.
419 Don't record an operand more than once.
421 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
422 * main.c: Include config.h and system.h, but not ansidecl.h.
423 * Makefile.in (main.o): Update accordingly.
425 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
427 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
429 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
431 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
432 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
434 (find_sub_basic_blocks): ... here;
435 (find_many_sub_basic_blocks): New.
436 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
438 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
440 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
442 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
444 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
445 * flow.c (update_life_info): Measure time.
446 * c-decl.c: Include timevar.h
447 (c_expand_body): Measure time.
448 * toplev.c (rest_of_compilation): Measure time of mode switching
450 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependancy.
452 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
453 (lang_independent_options): Add asynchronous-unwind-tables
454 (toplev_main): flag_asynchronous_unwind_tables implies
456 * flags.h (flag_asynchronous_unwind_tables): Declare.
457 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
458 flag_asynchronous_unwind_tables.
459 (output_call_frame_info): Likewise.
460 * invoke.texi (-fasynchronous-unwind-tables): Document.
461 * i386.c (optimization_options): Enable
462 flag_asynchronous_unwind_tables.
464 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
465 * i386.md (s* expanders): Destination is QImode.
467 * toplev.c (rest_of_compilation): Do not call clear_log_links.
468 * rtl.h (clear_log_links): Kill.
469 * flow.c (clear_log_links): Make static; accept blocks parameter;
470 do no clear life info.
471 (update_life_info): Call clear_log_links.
473 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
475 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
477 * cpplex.c (handle_newline, skip_escaped_newlines,
478 get_effective_char, skip_block_comment, skip_line_comment,
479 parse_identifier_slow, parse_number, parse_string,
480 _cpp_lex_direct): Update to do more stepping back.
481 (trigraph_ok): Similarly. Rename trigraph_p.
482 (SAVE_STATE, RESTORE_STATE): Remove.
483 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
485 * cpplib.c (destringize): Rename destringize_and_run, and
486 call run_directive directly.
487 (_cpp_do__Pragma): Simplify.
489 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
491 * pe.c (arm_pe_unique_section): Const-ify.
492 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
493 (switch_to_section): Add static prototype.
495 * output.h (drectve_section): Prototype.
497 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
499 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
500 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
501 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
502 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
503 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
504 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
505 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
506 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
507 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
508 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
509 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
510 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
511 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
512 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
513 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
514 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
515 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
516 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
517 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
518 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
519 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
520 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
521 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
522 cris-*-none, cris-*-linux*: Update ${tmfile} list.
523 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
524 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
525 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
526 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
527 v850-*-*): Delete superflous ${cpu_type} setting.
528 * config/linux.h: Delete svr4.h include.
529 (SET_ASM_OP): Delete.
530 * config/netware.h (INT_ASM_OP): Undef before define.
531 * config/ptx4.h: Delete elfos.h include.
532 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
533 * config/svr4.h: Delete elfos.h include. Update commentary.
534 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
535 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
536 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
537 config/v850/v850.h: Delete svr4.h include.
538 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
539 config/m68k/m68kv4.h, config/m88k/sysv4.h,
540 config/sparc/sysv4.h: Update includes.
541 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
542 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
543 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
544 config/m88k/dguxbcs.h: Delete includes.
545 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
546 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
547 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
549 * config/m88k/dgux.h: Delete include.
550 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
552 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
553 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
554 * config/sh/elf.h: Update include.
555 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
556 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
558 2001-10-19 Catherine Moore <clm@redhat.com>
560 * config/stormy16/stormy-abi: Updates to varargs descriptions.
561 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
562 base and count fields.
563 (stormy16_expand_builtin_va_start): last_reg_count changed to
564 size_of_reg_args. Use count + size in first comparison.
566 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
568 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
569 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
570 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
571 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
572 Set alignment from type if INDIRECT_REF.
573 (adjust_address_1, offset_address): Simplify alignment compuitation.
574 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
575 here; done by set_mem_attributes.
577 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
579 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
580 * arm-protos.h (rdata_section, zero_init_section, common_section):
582 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
583 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
584 traditional mode stringification.
585 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
586 in macros controling its use.
587 * rtlanal.c: Include tm_p.h.
588 * varasm.c (asm_output_aligned_bss): Mark parameter with
590 (assemble_constant_align, assemble_start_function, assemble_align,
591 assemble_variable, assemble_trampoline_template,
592 output_constant_def_contents): Wrap potentially empty if-stmt body
595 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
597 * a29k-protos.h (literal_section): Prototype.
598 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
599 * a29k.md: Ensure function pointers are prototyped.
600 * genattrtab.c (write_eligible_delay): Mark parameter with
603 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
605 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
606 * 1750a.c (print_operand): Fix format specifier warning.
607 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
608 * 1750a.md: Likewise.
609 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
610 * genemit.c (output_add_clobbers): Mark parameter with
612 * genrecog.c (write_subroutine): Likewise.
613 * integrate.c (expand_inline_function): Delete unused variable.
614 * varasm.c (remove_from_pending_weak_list): Wrap with
617 2001-10-19 Jakub Jelinek <jakub@redhat.com>
619 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
620 field is different to previous argument's neg field.
622 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
624 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
626 * final.c (get_decl_from_op): New function.
627 (output_asm_insn): Call it; write "*" when item with decl is address.
629 2001-10-19 Janis Johnson <janis187@us.ibm.com>
631 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
632 about 64-bit support from the 3.0_branch version.
634 2001-10-19 Zack Weinberg <zack@codesourcery.com>
636 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
637 USE_INCLUDED_LIBINTL when appropriate.
638 * configure, config.in: Regenerate.
639 * Makefile.in (datadir): Set to @datadir@.
640 (intl.o): Also depend on $(CONFIG_H) and system.h.
642 * intl.c: Factor out common gettext initialization sequence.
643 (gcc_init_libintl): New function.
644 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
645 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
646 off NLS. Add multiple include guard. No need to #ifdef-guard
647 an #undef. Prototype gcc_init_libintl here.
649 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
650 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
651 Use gcc_init_libintl.
653 2001-10-19 Catherine Moore <clm@redhat.com>
655 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
657 * config/stormy16/stormy16.c (stormy16_split_move): Make
658 sure that REG_INC notes are present for auto_inc operands.
660 2001-10-19 Andreas Jaeger <aj@suse.de>
662 * configure: Regenerated.
663 * configure.in: Add x86_64 to switch statements.
665 2001-10-18 Richard Henderson <rth@redhat.com>
667 * config/alpha/alpha.md (sibcall_osf_1): Load destination
668 address into $27 explicitly.
669 (sibcall_value_osf_1): Likewise.
671 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
673 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
674 (offset_address): New function.
675 (free_emit_status): Free regno_decl.
676 (init_emit): Pass proper number of elements to xcalloc.
678 (mark_emit_status): Mark regno_decl values.
679 * expr.c (highest_pow2_factor): New function.
680 (expand_assigment): Use it and offset_address.
681 Properly handle ptr_mode vs. Pmode in offset calculation.
682 (store_constructor, expand_expr_unaligned): Likewise.
683 (expand_expr, case COMPONENT_EXPR): Likewise.
684 * expr.h (offset_address): New decl.
685 * function.h (struct emit_status): Add regno_decl.
686 (REGNO_DECL): New macro.
687 * final.c (output_asm_name): Move in file and don't conditionalize
688 on flag_print_asm_name.
689 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
690 Output names of operands, if known.
691 * function.c (assign_parms): Set REGNO_DECL.
692 * integrate.c (integrate_decl_tree): Likewise.
693 * stmt.c (expand_decl): Likewise.
694 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
696 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
698 * attribs.c (handle_noinline_attribute): New function.
699 (handle_used_attribute): Likewise.
700 (c_common_attribute_table): Added noinline and used.
701 * doc/extend.texi (Function Attributes): Document them.
702 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
703 Warn when merging inline with attribute noinline.
704 (start_decl, start_function): Warn if inline and attribute
705 noinline appear in the same declaration.
707 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
709 * config.gcc: Update c4x and i370 for C front end-specific
711 * config/c4x/c4x-c.c: New.
712 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
713 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
715 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
716 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
718 (c4x_init_pragma): Remove.
719 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
720 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
721 c4x_pr_ignored): Move to c4x-c.c.
722 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
723 * config/c4x/t-c4x: Update.
724 * config/i370/i370-c.c: New.
725 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
726 (i370_pr_map): Move to i370-c.c.
727 * config/i370/t-i370: New.
729 * doc/tm.texi: Update.
731 2001-10-17 Stan Shebs <shebs@apple.com>
733 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
734 typo fixes throughout.
735 (machopic_output_stub): Remove some dead code.
737 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
739 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
742 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
744 * Makefile.in (print-rtl.o): Depend on TREE_H.
745 * alias.c (get_alias_set): Make two passes over objects to first
746 see if inner object is access via restricted pointer.
747 Defer allocating alias set for restricted pointer until here.
748 Call find_placeholder with second arg nonzero.
750 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
751 set for restricted pointer types.
752 * emit-rtl.c (set_mem_attributes): Set more attributes.
753 (set_mem_align, change_address, adjust_address_1): New functions.
754 (change_address_1): Now static.
755 (adjust_address, adjust_address_nv): Deleted.
756 (replace_equiv_address): Call change_address_1.
757 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
758 (find_placeholder): Get starting point from PLIST arg.
759 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
760 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
761 (adjust_address, adjust_address_nv): New macros.
762 * print-rtl.c (tree.h): New include.
763 (print_rtx, case MEM): Print all memory attributes.
765 2001-10-17 Richard Henderson <rth@redhat.com>
767 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
769 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
771 * c-tree.texi: Eliminate duplicated word.
772 * cpp.texi: Likewise.
773 * install.texi: Likewise.
774 * invoke.texi: Likewise.
777 2001-10-17 Michael Collison <collison@isisinc.net>
779 * dsp16xx.c: Fix comment formatting to match GNU standards.
780 (dsp16xx_output_function_prologue): Change type of 'size'
781 parameter from 'int' to HOST_WIDE_INT.
782 (dsp16xx_output_function_epilogue): Change type of 'size'
783 parameter from 'int' to HOST_WIDE_INT.
785 2001-10-16 Richard Henderson <rth@redhat.com>
787 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
788 * configure, config.in: Rebuild.
790 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
791 (ix86_output_addr_diff_elt): New.
792 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
793 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
794 (JUMP_TABLES_IN_TEXT_SECTION): New.
795 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
796 * config/i386/i386-protos.h: Update.
798 * config/i386/386bsd.h, config/i386/beos-elf.h,
799 config/i386/freebsd-aout.h, config/i386/freebsd.h,
800 config/i386/i386-interix.h, config/i386/i386elf.h,
801 config/i386/linux.h, config/i386/netbsd-elf.h,
802 config/i386/netbsd.h, config/i386/openbsd.h,
803 config/i386/ptx4-i.h, config/i386/rtemself.h,
804 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
805 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
807 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
809 * stmt.c (expand_asm_operands): Update commentary.
811 2001-10-16 Stan Shebs <shebs@apple.com>
813 * config/darwin.h (GCC_NAME): Remove, no longer used.
814 (NO_MATH_LIBRARY): Ditto.
815 (MATH_LIBRARY): Define to emptiness.
816 (DWARF2_DEBUGGING_INFO): Define.
817 (PREFERRED_DEBUGGING_TYPE): Define.
818 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
819 (EXCEPTION_SECTION): Define.
820 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
821 * config/darwin.c (darwin_encode_section_info): Handle case of
822 DECL_INITIAL being error_mark_node.
824 2001-10-16 Richard Henderson <rth@redhat.com>
826 * alpha.c (current_file_function_operand): Don't fail for profiling.
827 (direct_call_operand): New.
828 * alpha-protos.h: Declare it.
829 * alpha.h (EXTRA_CONSTRAINT): Use it.
830 (PREDICATE_CODES): Add it.
831 (ASM_OUTPUT_MI_THUNK): Remove.
832 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
833 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
835 2001-10-16 Krister Walfridsson <cato@df.lth.se>
837 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
838 (JUMP_TABLES_IN_TEXT_SECTION): Define.
840 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
842 * cfg.c (free_edge): Break out from ....
843 (remove_edge): ... here.
844 (clear_edges): Use free_edge.
846 * att.h (ASM_QUAD): Add comment.
847 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
849 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
851 * i386.c (split_ti): New function.
852 (ix86_split_to_parts): Support TImodes.
853 * i386.h (VALID_INT_MODE_P): Add TImode.
854 * i386.md (movdi splitter): Fix.
855 (movti): Support 64bit integer registers.
856 (movti_rex64): New function and splitter.
858 * i386.c (*_cost): Add movsx/movzx cost.
859 * i386.h (struct processor_costs): Add movsx/movzx fields.
860 (RTX_COSTS): Handle zero/sign extend + avoid believing that
861 64bit operations require split on 64bit machine.
862 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
864 * i386.c (ix86_setup_incomming_varargs): Fix mode of PLUS.
865 (ix86_expand_move): Avoid pushes of memory if size does not match;
866 move long constants to register.
867 (x86_initialize_trampoline): Fix mode.
868 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
869 Use ASM_QUAD on 64bit.
870 * i386.md (test pattern): Disallow impossible constants.
871 (tablejump PIC expander): Fix emitting of sum.
872 (movdicc_rex64): Rename to movdicc.
873 * linux64.h (LINK_SPEC): Add missing '%'.
875 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
877 * tree-inline.c (inlinable_function_p): Leave it up to the
878 front-end to turn -finline-functions into DECL_INLINE set for all
881 2001-10-16 Stan Shebs <shebs@apple.com>
883 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
885 2001-10-16 Alan Modra <amodra@bigpond.net.au>
887 * recog.c: Formatting and comment typo fixes.
889 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
890 version in single tree build.
891 * configure: Regenerate.
893 2001-10-15 David Edelsohn <edelsohn@gnu.org>
895 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
896 MODE arguments to gen_rtx and compare operand with const0_rtx.
898 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
900 * system.h: Poison old unused target macros.
901 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
902 * config/stormy16/stormy16.c: Update references to obsolete macros.
903 * config/stormy16/stormy16.h: Similarly.
904 * config/stormy16/stormy16.md: Similarly.
905 * config/cris/cris.h: Similarly.
907 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
909 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
910 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
911 cpp_register_pragma): Update accordingly.
913 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
915 * c-pragma.h (cpp_register_pragma_space): Remove.
916 * cpplib.h (cpp_register_pragma_space): Remove.
917 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
918 (cpp_register_pragma_space): Remove.
919 (cpp_register_pragma): Simplify using lookup_pragma_entry,
921 (do_pragma): Similarly.
922 (_cpp_init_internal_pragmas): Don't register namespaces.
924 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
925 Don't register namespaces.
926 * cp/lex.c (init_cp_pragma): Similarly.
927 * doc/tm.texi: Update.
929 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
932 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
934 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
936 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
937 add scheduling support.
938 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
939 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
940 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
943 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
945 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
946 missing CONSTANT_P test in core GCC.
948 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
950 * cppmain.c (struct printer): New member source.
951 (scan_translation_unit): Fix spacing at start of lines.
952 (cb_line_change): Update.
954 * gcc.dg/cpp/spacing2.c: New test.
956 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
958 * config/cris/arit.c: Use __builtin_labs, not abs.
960 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
962 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
963 misplaced sprintf and fprintf argument.
965 2001-10-12 Zack Weinberg <zack@codesourcery.com>
967 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
968 * configure.in, Makefile.in: Take out obsolete check-po logic.
969 * configure, config.in: Regenerate.
971 2001-10-12 Ziemowit Laski <zlaski@apple.com>
973 * objc/objc-act.c (finish_objc): Correct precondition for emitting
976 2001-10-12 Stan Shebs <shebs@apple.com>
978 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
979 declarations of arguments and local variables.
981 2001-10-12 Christopher Faylor <cgf@redhat.com>
983 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
984 ENDFILE_SPEC definition.
986 2001-10-12 Kazu Hirata <kazu@hxi.com>
988 * gthr-dce.h: Fix comment formatting.
989 * gthr-posix.h: Likewise.
990 * gthr-single.h: Likewise.
991 * gthr-solaris.h: Likewise.
992 * gthr-vxworks.h: Likewise.
993 * gthr-win32.h: Likewise.
995 2001-10-12 Jakub Jelinek <jakub@redhat.com>
997 * final.c (output_asm_insn): Make sure assembly dialects are
998 terminated, not nested. Output `|' and `}' characters if they
999 don't appear inside assembly dialect selection.
1000 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
1001 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
1002 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
1003 strsetsi_rex_1): Add {} braces.
1005 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1007 * toplev.c (compile_file): Ignore return value from yyparse.
1008 Always pop any nested binding levels after yyparse returns.
1010 2001-10-11 Richard Henderson <rth@redhat.com>
1012 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
1014 2001-10-11 Richard Henderson <rth@redhat.com>
1016 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
1017 fall back to add_AT_long_long for large CONST_INT.
1019 2001-10-11 Richard Henderson <rth@redhat.com>
1021 * config/i386/i386.md (setcc splitters): Add four splitters to
1022 simplify compound compares that simplify_comparison can't handle.
1024 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1026 * cpplex.c (digraph_spellings, token_spellings): Make static.
1028 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1030 * unroll.c (loop_iterations): Fixup last patch.
1032 2001-10-11 Richard Henderson <rth@redhat.com>
1034 * rtl.h (REG_VTABLE_REF): New.
1035 * rtl.c (reg_note_name): Add it.
1036 * combine.c (distribute_notes): Handle it.
1037 * final.c (final_scan_insn): Handle it.
1038 * tree.def (VTABLE_REF): New.
1039 * expr.c (expand_expr): Handle it.
1040 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
1041 * output.h: Declare them.
1043 2001-10-11 Richard Henderson <rth@redhat.com>
1045 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
1048 2001-10-11 David Edelsohn <edelsohn@gnu.org>
1050 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
1051 available in 64-bit mode.
1053 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1055 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
1056 cris-*-linux* cases.
1057 * config/cris/cris-protos.h: New file.
1058 * config/cris/cris.c: New file.
1059 * config/cris/cris.h: New file.
1060 * config/cris/cris.md: New file.
1061 * config/cris/linux.h: New file.
1062 * config/cris/aout.h: New file.
1063 * config/cris/arit.c: New file.
1064 * config/cris/cris_abi_symbol.c: New file.
1065 * config/cris/mulsi3.asm: New file.
1066 * config/cris/t-aout: New file.
1067 * config/cris/t-cris: New file.
1068 * config/cris/t-elfmulti: New file.
1069 * config/cris/t-linux: New file.
1070 * doc/invoke.texi: Add CRIS options.
1071 * doc/install.texi (Specific): Add blurb for CRIS.
1073 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1075 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
1077 * config/float/i32.h: Likewise.
1078 * config/float-i386.h: Likewise.
1079 * config/float-i64.h: Likewise.
1080 * config/float-m68k.h: Likewise.
1081 * config/float-sh.h: Likewise.
1082 * config/float-sparc.h: Likewise.
1084 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1086 * doc/contrib.texi: Add note about CRIS port to my entry.
1088 2001-10-11 Kazu Hirata <kazu@hxi.com>
1090 * basic-block.h: Fix formatting.
1091 * bitmap.h: Likewise.
1092 * cpplib.h: Likewise.
1093 * c-tree.h: Likewise.
1094 * diagnostic.h: Likewise.
1095 * flags.h: Likewise.
1097 * longlong.h: Likewise.
1099 * reload.h: Likewise.
1103 2001-10-10 Richard Henderson <rth@redhat.com>
1105 * c-parse.in (asm_operand): Allow named operands.
1106 * genconfig.c (max_recog_operands): Set to 29.
1107 * local-alloc.c (requires_inout): Skip multiple digits.
1108 * recog.c (asm_operand_ok): Likewise.
1109 (preprocess_constraints): Use strtoul for matching constraints.
1110 (constrain_operands): Likewise.
1111 * regmove.c (find_matches): Likewise.
1112 * reload.c (find_reloads): Likewise.
1113 * stmt.c (parse_output_constraint): Don't reject in-out
1114 constraint on operands > 9. Reject '[' in constraint.
1115 (expand_asm_operands): Handle named operands. Use strtoul
1116 for matching constraints.
1117 (check_operand_nalternatives): Split out from expand_asm_operands.
1118 (check_unique_operand_names): New.
1119 (resolve_operand_names, resolve_operand_name_1): New.
1121 * doc/extend.texi (Extended Asm): Document named operands.
1122 * doc/md.texi (Simple Constraints): Document matching constraints
1125 2001-10-10 Richard Henderson <rth@redhat.com>
1127 * combine.c (try_combine): Handle a SEQUENCE of one insn.
1129 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
1130 (jcc splitters): Add two splitters to simplify compound compares
1131 that simplify_comparison can't handle.
1133 2001-10-10 Richard Henderson <rth@redhat.com>
1135 * langhooks.c: Include langhooks.h.
1136 * Makefile.in (langhooks.o): Depend on it.
1138 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
1140 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
1141 should not be considered as a no-op.
1142 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
1144 2001-10-10 Stan Shebs <shebs@apple.com>
1146 * alias.c: Remove uses of "register" specifier in declarations
1147 of arguments and local variables.
1148 * c-common.c: Ditto.
1149 * c-convert.c: Ditto.
1151 * c-format.c: Ditto.
1152 * c-semantics.c: Ditto.
1153 * c-typeck.c: Ditto.
1154 * caller-save.c: Ditto.
1157 * cfgbuild.c: Ditto.
1159 * collect2.c: Ditto.
1163 * cppfiles.c: Ditto.
1166 * defaults.h: Ditto.
1168 * dwarf2out.c: Ditto.
1169 * dwarfout.c: Ditto.
1170 * emit-rtl.c: Ditto.
1175 * fix-header.c: Ditto.
1176 * floatlib.c: Ditto.
1178 * fold-const.c: Ditto.
1179 * function.c: Ditto.
1182 * gen-protos.c: Ditto.
1183 * genattrtab.c: Ditto.
1184 * gencheck.c: Ditto.
1185 * genconfig.c: Ditto.
1187 * genextract.c: Ditto.
1188 * genflags.c: Ditto.
1189 * gengenrtl.c: Ditto.
1190 * genoutput.c: Ditto.
1192 * genrecog.c: Ditto.
1193 * gensupport.c: Ditto.
1197 * haifa-sched.c: Ditto.
1198 * hard-reg-set.h: Ditto.
1200 * integrate.c: Ditto.
1203 * local-alloc.c: Ditto.
1205 * mips-tdump.c: Ditto.
1206 * mips-tfile.c: Ditto.
1209 * print-rtl.c: Ditto.
1210 * read-rtl.c: Ditto.
1213 * reg-stack.c: Ditto.
1214 * regclass.c: Ditto.
1219 * resource.c: Ditto.
1223 * sched-deps.c: Ditto.
1224 * sched-rgn.c: Ditto.
1226 * simplify-rtx.c: Ditto.
1228 * stor-layout.c: Ditto.
1235 * xcoffout.c: Ditto.
1237 2001-10-10 Richard Henderson <rth@redhat.com>
1239 * rtl.h (can_reverse_comparison_p): Remove.
1241 2001-10-10 Christopher Faylor <cgf@redhat.com>
1243 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
1246 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1248 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
1249 (Thanks to Chris Faylor for suggesting macro name).
1250 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
1252 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
1253 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
1254 (MATH_LIBRARY): Undef before definition.
1255 (OUTPUT_QUOTED_STRING): Likewise.
1256 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
1258 2001-10-10 Richard Henderson <rth@redhat.com>
1260 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
1261 (fde_unencoded_compare): Likewise. Don't use subtraction to get
1262 a tristate comparison value.
1263 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
1265 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1268 * unroll.c (loop_iterations): Ignore insns generated by loop
1271 * config.gcc (mips*-*-gnu*): Delete support.
1272 * config/mips/gnu.h: Remove.
1274 2001-10-10 Kazu Hirata <kazu@hxi.com>
1276 * calls.c: Fix formatting.
1277 * c-decl.c: Likewise.
1278 * cfgcleanup.c: Likewise.
1279 * combine.c: Likewise.
1280 * cppfiles.c: Likewise.
1281 * cpplib.c: Likewise.
1282 * cppmacro.c: Likewise.
1283 * crtstuff.c: Likewise.
1285 * dwarf2out.c: Likewise.
1286 * expmed.c: Likewise.
1288 * fold-const.c: Likewise.
1289 * function.c: Likewise.
1291 * genattrtab.c: Likewise.
1292 * ggc-page.c: Likewise.
1293 * integrate.c: Likewise.
1294 * libgcc2.c: Likewise.
1296 * optabs.c: Likewise.
1297 * profile.c: Likewise.
1298 * protoize.c: Likewise.
1300 * recog.c: Likewise.
1301 * reload1.c: Likewise.
1302 * reload.c: Likewise.
1303 * reorg.c: Likewise.
1304 * resource.c: Likewise.
1305 * sched-rgn.c: Likewise.
1306 * sdbout.c: Likewise.
1308 * toplev.c: Likewise.
1309 * varasm.c: Likewise.
1311 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
1313 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
1314 * Makefile.in (langhooks.o): Add dependencies.
1316 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
1318 * rs6000.c (rs6000_emit_load_toc_table): Don't
1319 strdup the toc label.
1320 (create_TOC_reference): Likewise.
1322 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1324 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
1327 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1329 * config/i386/i386.c (ix86_attribute_table): Correct
1330 min_len, max_len fields for dllimport, dllexport and shared.
1332 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
1334 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
1335 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
1336 Consistently use "nonzero" instead of "non-zero".
1338 2001-10-09 Kazu Hirata <kazu@hxi.com>
1340 * acconfig.h: Fix comment formatting.
1341 * c-dump.h: Likewise.
1342 * c-tree.h: Likewise.
1343 * conditions.h: Likewise.
1345 * function.h: Likewise.
1347 * hwint.h: Likewise.
1348 * integrate.h: Likewise.
1351 * optabs.h: Likewise.
1353 2001-10-09 Kazu Hirata <kazu@hxi.com>
1355 * c-common.h: Fix comment formatting.
1356 * c-dump.c: Likewise.
1358 * diagnostic.h: Likewise.
1359 * except.c: Likewise.
1361 * gcov-io.h: Likewise.
1362 * genattrtab.c: Likewise.
1363 * output.h: Likewise.
1364 * predict.h: Likewise.
1365 * reload1.c: Likewise.
1366 * reload.h: Likewise.
1367 * resource.h: Likewise.
1369 * system.h: Likewise.
1371 * tree-inline.c: Likewise.
1372 * tsystem.h: Likewise.
1373 * varasm.c: Likewise.
1374 * xcoffout.h: Likewise.
1376 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
1378 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
1380 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
1382 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
1383 config/i386/i386elf.h, config/i386/netbsd-elf.h,
1384 config/i386/netware.h, config/mcore/gfloat.h,
1385 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
1386 config/netware.h, gccbug.in: Update FSF address.
1388 2001-10-09 Kazu Hirata <kazu@hxi.com>
1390 * c-common.c: Fix comment typos.
1391 * cfgrtl.c: Likewise.
1392 * collect2.c: Likewise.
1393 * cpplex.c: Likewise.
1394 * doloop.c: Likewise.
1395 * dwarf2out.c: Likewise.
1396 * dwarfout.c: Likewise.
1398 * fold-const.c: Likewise.
1402 * global.c: Likewise.
1403 * ifcvt.c: Likewise.
1405 * optabs.c: Likewise.
1406 * protoize.c: Likewise.
1407 * regclass.c: Likewise.
1408 * reorg.c: Likewise.
1412 * doc/cpp.texi: Likewise.
1413 * doc/c-tree.texi: Likewise.
1414 * doc/extend.texi: Likewise.
1415 * doc/invoke.texi: Likewise.
1416 * doc/objc.texi: Likewise.
1417 * doc/tm.texi: Likewise.
1419 2001-10-08 Richard Henderson <rth@redhat.com>
1421 * varasm.c (set_named_section_flags): Initialize "declared".
1423 2001-10-08 Robert Lipe <robertlipe@usa.net>
1425 * varasm.c (struct in_named_entry): Add declared.
1426 (named_section_first_declaration): New function.
1427 (default_elf_asm_named_section): Use it.
1428 * output.h (named_section_first_declaration): New.
1430 2001-10-08 Richard Henderson <rth@redhat.com>
1432 * i386.md (movsi_xor): Export.
1433 (setcc peep2): Use it when available; add an alternative to
1434 match zero_extendhisi2_and.
1436 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1438 * romp-protos.h (romp_initialize_trampoline): New function.
1439 * romp.c (romp_initialize_trampoline): Likewise.
1440 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
1441 romp_initialize_trampoline.
1443 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1445 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
1446 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1447 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1448 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1450 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1452 * unroll.c (loop_iterations): Extend check for multiple back edges.
1454 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
1456 * langhooks.h: New file.
1457 * Makefile.in (OBJS): Added langhooks.o.
1458 (c-lang.o): Depend on langhooks.h.
1459 (c-common.o): Don't depend on tree-inline.h.
1460 (tree-inline.o): Depend on toplev.h.
1461 (langhooks.o): New rule.
1462 * c-common.c: Don't include tree-inline.h.
1463 (c_mark_lang_decl): Mark argument c as unused.
1464 (c_common_lang_init): Don't initialize hooks here.
1465 * c-lang.c: Include langhooks.h, then override some macros.
1466 (lang_hooks): Initialize with macros in langhooks.h.
1467 (c_init): Don't initialize hooks here.
1468 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
1469 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
1470 * tree-inline.c: Include toplev.h. Don't define hook variables.
1471 * tree-inline.h: Don't define hook types nor declare hook
1472 variables. Move macros to...
1473 * langhooks.c: ... new file, as functions. Adjust all callers.
1475 2001-10-08 Jeffrey A Law <law@cygnus.com>
1477 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
1478 purge_mem_unchanging_flag on all instructions, not just on those
1479 before NOTE_INSN_FUNCTION_BEG.
1481 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1483 * cppmacro.c (_cpp_create_definition): Leave comments off.
1485 * doc/cpp.texi: Update.
1487 2001-10-08 DJ Delorie <dj@redhat.com>
1489 * c-decl.c (grokfield): Make sure the only unnamed fields
1490 we're allowing are either structs or unions.
1491 * doc/extend.texi: Add documentation for the unnamed field
1494 2001-10-08 Zack Weinberg <zack@codesourcery.com>
1496 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
1497 * configure.in: Use it.
1498 * configure: Regenerated.
1499 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
1500 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
1502 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1504 * cppfiles.c (open_file): Don't mark zero-length files
1505 never-reread here. Don't output diagnostics here either.
1506 (stack_include_file): Mark them never-reread here.
1507 (_cpp_read_file): Update.
1509 2001-10-08 Richard Henderson <rth@redhat.com>
1511 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1513 2001-10-08 Richard Henderson <rth@redhat.com>
1515 * expr.c (store_expr): When converting a CONST_INT for storage
1516 in a SUBREG, convert it to both SUBREG modes before stripping
1519 2001-10-08 Richard Henderson <rth@redhat.com>
1521 * varasm.c (restore_varasm_status): New.
1522 * function.h: Declare it.
1523 * function.c (pop_function_context_from): Call it.
1525 2001-10-08 Richard Henderson <rth@redhat.com>
1527 * c-common.h (struct c_lang_decl): Add declared_inline.
1528 * c-tree.h (DECL_DECLARED_INLINE_P): New.
1529 * c-lang.c (c_disregard_inline_limits): Use it.
1530 * c-decl.c (duplicate_decls): Likewise.
1531 (pushdecl, redeclaration_error_message): Likewise.
1532 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
1533 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
1534 Set DECL_INLINE if -finline-functions.
1535 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
1537 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1539 * cppmacro.c (funlike_invocation_p): Move some logic to caller
1540 in enter_macro_context. Create a padding token in its own context
1541 if necessary when the search for '(' fails.
1542 (enter_macro_context): Update.
1544 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1546 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
1547 genmultilib, toplev.c: Fix spelling errors of "separate" as
1548 "seperate", and corresponding spelling errors of related words.
1550 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1552 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
1553 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
1555 * c-dump.c (dump_option_value_info): Likewise.
1556 * c-format.c (format_length_info, format_char_info,
1557 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
1558 * collect2.c (names): Likewise.
1559 * cppdefault.h (default_include): Likewise.
1560 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
1561 * flow.c (life_analysis): Likewise.
1562 * gcc.c (dir_separator_str, modify_target, option_map,
1563 target_option_translations, spec_list_1, extra_specs_1,
1564 init_spec): Likewise.
1565 * gcov.c (gcov_version_string): Likewise.
1566 * genattr.c (write_units): Likewise.
1567 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
1568 * gengenrtl.c (rtx_definition, defs): Likewise.
1569 * genrecog.c (pred_table): Likewise.
1570 * global.c (global_alloc): Likewise.
1571 * lcm.c (optimize_mode_switching): Likewise.
1572 * local-alloc.c (find_free_reg): Likewise.
1573 * params.h (param_info): Likewise.
1574 * predict.c (predictor_info): Likewise.
1575 * protoize.c (unexpansion_struct): Likewise.
1576 * real.c (bmask): Likewise.
1577 * recog.h (insn_operand_data, insn_data): Likewise.
1578 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
1579 * stmt.c (expand_nl_goto_receiver): Likewise.
1580 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
1581 target_switches, target_options): Likewise.
1582 * tradcif.y (token, tokentab2, yylex): Likewise.
1583 * tree.h (attribute_spec): Likewise.
1585 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
1587 * arc.c (arc_output_function_epilogue): Likewise.
1588 * arm.c (processors, all_cores, all_architectures,
1589 arm_override_options, isr_attribute_arg, isr_attribute_args,
1590 arm_isr_value): Likewise.
1591 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
1593 * c4x.c (c4x_int_reglist): Likewise.
1594 * d30v.c (override_options): Likewise.
1595 * h8300.c (shift_insn): Likewise.
1596 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
1597 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
1598 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
1599 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
1600 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
1601 * i386.h (processor_costs, ix86_cost): Likewise.
1602 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
1603 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
1604 * m68k.c (codes_68881, codes_FPA): Likewise.
1605 * m88k.c (mode_from_align, max_from_align, all_from_align,
1606 best_from_align, m_options): Likewise.
1607 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
1608 * mcore.c (mode_from_align): Likewise.
1609 * mips/elf64.h (UNIQUE_SECTION): Likewise.
1610 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
1611 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
1612 * mips.h (mips_regno_to_class): Likewise.
1613 * ns32k.c (scales): Likewise.
1614 * pa.c (import_string, magic_milli): Likewise.
1615 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
1616 * sparc.c (leaf_reg_remap, sparc_override_options,
1617 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
1619 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
1621 2001-10-07 Dale Johannesen <dalej@apple.com>
1623 * reload1.c (reload_reg_free_p): Teach register interference
1624 checking that multiple output reloads are emitted in
1626 reload1.c (reload_reg_reaches_end_p): Ditto.
1627 reload1.c (reloads_conflict): Ditto.
1629 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1631 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
1632 NULL_TREE inside @code.
1634 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1636 * doc/gcc.texi: Document consistent style of "32-bit",
1637 "Objective-C", and "@code{NULL}".
1639 2001-10-06 Zack Weinberg <zack@codesourcery.com>
1641 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
1642 (cpp_token_len, cpp_spell_token, cpp_output_token,
1643 _cpp_equiv_tokens): Handle it.
1644 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
1645 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
1646 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
1649 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1651 * gcc.c (default_compilers): Remove .ada.
1653 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
1655 * doc/cppinternals.texi: Update.
1657 2001-10-06 Zack Weinberg <zack@codesourcery.com>
1659 * gcc.c (main): Set this_file_error if the appropriate
1660 compiler for a language has not been installed.
1662 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
1664 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
1666 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
1668 * gccbug.in (CATEGORIES): Add ada.
1670 2001-10-05 Catherine Moore <clm@redhat.com>
1672 * config/stormy16/stormy-abi: Document abi changes.
1673 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
1674 (ICALL_REGS): New register class.
1675 (NUM_ARGUMENT_REGISTERS): Now 6.
1676 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
1678 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
1679 * config/stormy16.md (call_internal, call_value_internal,
1680 indirect_jump): Use new 'z' constraint.
1682 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
1684 * doc/cppinternals.texi: Update.
1686 2001-10-05 Richard Henderson <rth@redhat.com>
1688 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
1689 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
1690 the gas section-name-as-label feature.
1692 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
1694 * doc/cppinternals.texi: Update.
1696 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1698 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
1699 to ensure valid SImode constants.
1701 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
1703 * Makefile.in (c-decl.o): Depend on tree-inline.h.
1704 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
1705 * c-decl.c: Include tree-inline.h.
1706 (c_expand_body): Call optimize_inline_calls. Determine whether
1707 a function is inlinable upfront, and only clear
1708 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
1709 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
1710 (c_disregard_inline_limits): New function.
1711 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
1712 (c_post_options): Enable tree inlining if inlining is enabled.
1713 Don't inline trees when instrumenting functions.
1714 (c_init): Initialize lang_disregard_inline_limits and
1715 lang_cannot_inline_tree_fn.
1716 * tree-inline.c (initialize_inlined_parameters): Handle calls
1717 with fewer arguments than declared parameters, and fewer
1718 parameters than passed arguments. Don't assume value is a
1720 (declare_return_variable): Convert return value back to the
1721 original type, if it was promoted.
1722 (tree_inlinable_function_p): New function.
1723 (inlinable_function_p): Don't look at DECL_INLINE if we're
1724 inlining all functions. Make it work with a NULL id.
1725 Re-check DECL_UNINLINABLE after language-specific checks.
1726 * tree-inline.h (tree_inlinable_function_p): Declare it.
1727 * integrate.c (save_for_inline): Don't bother to prepare argvec
1729 * cse.c (check_for_label_ref): Don't check deleted labels.
1731 * Makefile.in (tree-inline.o): Depend on newly-included headers.
1732 * tree-inline.c: Include headers needed for the functions moved in.
1733 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
1734 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
1735 (copy_body, initialize_inlined_parameters): Likewise.
1736 (declare_return_variable, inlinable_function_p): Likewise.
1737 (expand_call_inline, expand_calls_inline): Likewise.
1738 (optimize_inline_calls, clone_body): Likewise.
1739 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
1740 (copy_tree_r, remap_save_expr): Likewise.
1742 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
1744 * Makefile.in (OBJS): Added tree-inline.o.
1745 (c-common.o): Depend on tree-inline.h.
1746 (tree-inline.o): New target.
1747 * c-common.c: Include tree-inline.h.
1748 (c_mark_lang_decl): Don't mark saved_tree.
1749 (c_common_lang_init): Set lang_anon_aggr_type_p.
1750 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
1751 (struct c_lang_decl): Moved saved_tree to tree_decl.
1752 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
1753 * integrate.h (function_attribute_inlinable_p): Declare it.
1754 * integrate.c (function_attribute_inlinable_p): Export it.
1755 * tree-inline.c: New file. Define variables declared in...
1756 * tree-inline.h: New file. Declare functions to be moved to
1757 tree-inline.c. Define macros and declare types and hooks for
1758 language-specific tree inlining.
1759 (flag_inline_trees): Moved definition from cp/decl2.c.
1760 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
1761 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
1762 (struct tree_decl): Moved saved_tree from c_lang_decl and
1763 inlined_fns from C++'s lang_decl.
1765 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
1767 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
1768 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
1770 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
1772 * doc/cppinternals.texi: Update.
1774 2001-10-04 Eric Christopher <echristo@redhat.com>
1776 * config/mips/mips.c (init_cumulative_args): Remember to set
1778 * config.gcc: Redo linux configuration. Add target_cpu_default
1779 of soft-float to all mipsisa32 combinations and tx39.
1780 * config/mips/linux.h: Remove include of mips.h.
1782 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
1784 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
1785 HOST_LDFLAGS and HOST_CPPFLAGS.
1787 2001-10-03 Ziemowit Laski <zlaski@apple.com>
1789 * c-parse.in (objc_inherit_code, objc_pq_context,
1790 objc_public_flag): Make static.
1791 (objc_interface_context, objc_implementation_context,
1792 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
1793 global tree array in objc/objc-act.[ch].
1794 (methoddef): Remove unnecessary code.
1796 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
1797 Hoist struct definitions to objc-act.h.
1798 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
1799 cat_count): Place declaration in objc-act.h.
1800 (objc_tree_index): Move enumeration to objc-act.h.
1801 (objc_global_trees): Place declaration and macro accessors in
1803 (implementation_context): Remove duplicate; use
1804 objc_implementation_context instead:
1805 (method_context): Remove duplicate; use objc_method_context
1807 (objc_ellipsis_node, objc_method_prototype_template,
1808 implemented_classes, function_type): Move global vars to
1810 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
1811 (build_message_expr): Move actual construction of ObjC message
1812 send nodes to finish_message_expr.
1813 (finish_message_expr): New routine, contains code formerly in
1815 * objc/objc-act.h (finish_message_expr): New prototype.
1816 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
1817 declarations; these vars are now part of objc_global_trees.
1818 (objc_tree_index, objc_global_trees): Move definitions from
1820 * objc/objc-tree.def: Update copyright info.
1822 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
1824 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
1826 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
1827 only if TARGET_ARCH64.
1829 2001-10-02 Bernd Schmidt <bernds@redhat.com>
1831 * doc/extend.texi: Fix some problems with previous checkin.
1832 * doc/invoke.texi: Likewise.
1834 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
1836 * cpphash.h: Update comments.
1837 (cpp_context): Update.
1838 (spec_nodes): Remove n__Pragma.
1839 * cppinit.c (cpp_create_reader): Update.
1840 (builtin_array): Add _Pragma.
1841 * cpplib.h: Update comments.
1842 (NODE_DISABLED, BT_PRAGMA): New.
1843 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
1844 * cppmacro.c (struct cpp_macro): Remove disabled.
1845 (builtin_macro): Return int, handle _Pragma, push the new token
1846 on the context stack.
1847 (funlike_invocation_p): Unconstify, update.
1848 (enter_macro_context): Handle builtins here.
1849 (replace_args, push_token_context, push_ptoken_context):
1850 Update for prototype changes.
1851 (_cpp_pop_context): Update.
1852 (cpp_get_token): Don't handle buitins, nor _Pragma here.
1853 (cpp_sys_macro_p): Update.
1854 (_cpp_free_definition): Clear disabled flag.
1855 (_cpp_create_definition): Upate.
1856 * cppmain.c: Update comments.
1858 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
1859 Andreas Jaeger <aj@suse.de>,
1860 Jan Hubicka <jh@suse.cz>
1862 * doc/invoke.texi (i386 Options): Document x86-64 options.
1863 (i386 and x86-64 Options): Rename i386 options section.
1865 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
1866 (TARGET_SWITCHES): Add -munwind-info.
1867 (MASK_NO_UNWIND_INFO): New.
1868 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
1870 (ASM_OUTPUT_DOUBLE_INT): New.
1872 * config/i386/linux64.h: New spec file for Linux x86-64 support.
1873 * config.gcc: Fix tm_file settings for x86-64.
1874 * config/i386/x86-64.h: New file with OS independent x86-64
1876 * config/i386/biarch64.h: New file used to configure compiler
1877 to biarch/64bit compilation.
1879 * config/i386/i386.c: (override_options): Set flags default
1880 for 64bit compilation.
1882 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
1884 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
1885 (ix86_expand_int_movcc): Optimize DImode conditional moves with
1886 constants on x86_64.
1887 (ix86_attr_length_immediate_default): Support MODE_DI.
1888 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
1890 (indirect_jump, tablejump): Turn into expander.
1892 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1894 * c-common.c (c_format_attribute_table): Make format and
1895 format_arg attributes apply to function types rather than to
1897 (is_valid_printf_arglist): Construct an attribute list and pass
1898 that to check_function_format rather than a name.
1899 * c-common.h (check_function_format): Adjust prototype.
1900 * c-decl.c (duplicate_decls): Preserve attributes from type of
1901 built-in decl when allowing for harmless conflict in types.
1902 * c-format.c (record_function_format,
1903 record_international_format, function_format_list,
1904 international_format_info, international_format_list): Remove.
1905 (function_format_info): Remove next, name and assembler_name.
1906 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
1907 (decode_format_attr): New.
1908 (handle_format_attribute): Handle receiving a type rather than a
1909 decl. Call decode_format_attr. Store format information in a
1910 function_format_info.
1911 (handle_format_arg_attribute): Correct comment. Handle receiving
1912 a type rather than a decl. Use unsigned HOST_WIDE_INT for
1914 (check_format_info_recurse, check_format_info_main): Take argument
1915 numbers as unsigned HOST_WIDE_INT.
1916 (check_function_format): Take a list of attributes from the
1917 function type rather than a name or assembler name. Check for
1918 format attributes in that list and the attributes on the type of
1919 the current function rather than looking through
1920 function_format_list.
1921 (check_format_info): Use unsigned HOST_WIDE_INT for argument
1923 (check_format_info_recurse): Take format_arg attributes from the
1924 type of the function calls rather than using
1925 international_format_list. Allow for multiple format_arg
1927 * c-typeck.c (build_function_call): Pass type attributes to
1928 check_function_format rather than name or assembler name. Don't
1929 require there to be a name or assembler name to check formats.
1931 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1933 * attribs.c (decl_attributes): Possibly call
1934 insert_default_attributes to insert default attributes on
1935 functions in a lazy manner.
1936 * builtin-attrs.def: New file; define the default format and
1937 format_arg attributes.
1938 * c-common.c (c_format_attribute_table): Move to earlier in the
1940 (c_common_nodes_and_builtins): Initialize format_attribute_table.
1941 (enum built_in_attribute, built_in_attributes,
1942 c_attrs_initialized, c_init_attributes,
1943 c_common_insert_default_attributes): New.
1944 (c_common_lang_init): Don't initialize format_attribute_table. Do
1945 call c_init_attributes.
1946 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
1947 * c-common.h (init_function_format_info): Don't declare.
1948 (c_common_insert_default_attributes): Declare.
1949 * c-decl.c (implicitly_declare, builtin_function): Call
1951 (init_decl_processing): Don't call init_function_format_info.
1952 (insert_default_attributes): New.
1953 * c-format.c (handle_format_attribute,
1954 handle_format_arg_attribute): Be quiet about inappropriate
1955 declaration when applying default attributes.
1956 (init_function_format_info): Remove.
1957 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
1958 (insert_default_attributes): Declare.
1960 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1962 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
1964 2001-10-01 Jim Wilson <wilson@redhat.com>
1966 * sched-deps.c (add_dependence): When elide conditional dependence,
1967 check that insn doesn't modify cond2.
1969 2001-10-01 Dale Johannesen <dalej@apple.com>
1971 * config/rs6000/rs6000.h (enum processor_type): Add support
1972 for 7400 (G4) and 7450.
1974 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1975 (rs6000_issue_rate): Ditto.
1976 (rs6000_adjust_cost): Fix cycle counts for compares.
1977 (debug_stack_info): Fix an obvious typo.
1978 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
1979 * doc/invoke.texi: Document.
1980 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
1982 (PROCESSOR_DEFAULT): Ditto.
1984 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
1986 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
1987 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
1988 later recursive make invocation.
1990 2001-10-01 Hans Boehm <boehm@acm.org>
1992 * optabs.c (emit_libcall_block): When using non-call exceptions,
1993 don't add REG_LIBCALL reg notes to trapping calls.
1995 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
1997 * flow.c (propagate_block_delete_libcall): Remove unused first arg
1998 (propagate_one_insn): Update for above change
2000 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2002 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
2003 _Unwind_GetTextRelBase): Argument is unused.
2005 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2007 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
2008 Loop through NOPs, placeholders, and components.
2009 Don't go through NOPs if change mode.
2010 (record_alias_subset): Do nothing if SUBSET and SET are the same.
2011 * emit-rtl.c (set_mem_alias_set): Enable check.
2012 * expr.c (find_placeholder): New function.
2013 (expand_expr, case PLACEHOLDER_EXPR): Use it.
2014 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
2015 to modify it and avoid unneeded copies.
2016 * expr.h (expand_expr): Always define.
2017 (find_placeholder): New declaration.
2019 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2021 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
2022 operand 2 is the stack pointer.
2023 ("addr-peephole"): Fix address computation peephole when operand 2
2024 is the stack pointer.
2026 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2028 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
2029 (ix86_setup_incoming_varargs): Likewise.
2031 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
2033 * stor-layout.c (layout_type): Don't complain about too-large
2036 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2038 * function.c (keep_stack_depressed): Don't use delete_insn.
2040 * expr.h (set_mem_alias_set): Move decl to here.
2041 * rtl.h (mem_attrs): New typedef and struct.
2042 (union rtunion_def): Add field for mem_attrs.
2043 (X0MEMATTR, MEM_ATTRS): New macros.
2044 (MEM_ALIAS_SET): Use MEM_ATTRS.
2045 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
2046 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
2047 (set_mem_alias_set): Delete decl from here.
2049 * alias.c (set_mem_alias_set): Delete from here.
2050 * emit-rtl.c (mem_attrs_htab): New variable.
2051 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
2052 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
2053 (mem_attrs_mark, get_mem_attrs): Likewise.
2054 (gen_rtx_MEM): Clear MEM_ATTRS.
2055 (set_mem_attributes): Move to here.
2056 (set_mem_alias_set): Likewise, and call get_mem_attrs.
2057 (init_emit_once): const_int_htab now deletable htab.
2058 Initialize mem_attrs_htab.
2059 * explow.c (set_mem_attributes): Delete from here.
2060 * function.c (put_var_into_stack): Clear MEM_ATTRS.
2061 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
2062 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
2063 * reload1.c (reload): Rework changing REG to MEM.
2065 2001-09-30 H.J. Lu <hjl@gnu.org>
2067 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
2068 * config.in: Rebuild.
2070 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2072 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
2073 ("tsthi_1"): Avoid allocation in register y.
2074 ("*movqi_68hc12"): Reorganize and fix constraints.
2075 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
2076 ("addqi3"): Likewise.
2077 ("addhi3"): Fix constraints.
2078 ("*logicalhi3_zexthi"): Disparage soft registers.
2080 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2082 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
2085 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2087 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
2088 that we use setjmp/longjmp exceptions.
2090 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
2092 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
2093 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
2094 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2095 _cpp_pool_alloc, _cpp_next_chunk): Remove.
2096 (_cpp_extend_buff, BUFF_ROOM): Update.
2097 (_cpp_append_extend_buff): New.
2098 (struct cpp_reader): Remove macro_pool, add a_buff.
2099 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
2101 (cpp_destroy): Free a_buff instead of macro_pool.
2102 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
2103 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2104 _cpp_pool_alloc, ): Remove.
2105 (parse_number, parse_string): Update use of _cpp_extend_buff.
2106 (_cpp_extend_buff): Update.
2107 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
2108 * cpplib.c (glue_header_name, parse_answer):
2109 Update use of _cpp_extend_buff.
2110 (cpp_register_pragma, cpp_register_pragma_space): Use
2112 (do_assert, do_unassert): Check for EOL, update.
2113 * cppmacro.c (stringify_arg, collect_args): Update to use
2114 _cpp_extend_buff and _cpp_append_extend_buff.
2115 (save_parameter, parse_params, alloc_expansion_token,
2116 _cpp_create_definition): Rework memory management.
2118 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
2120 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
2121 update md_exec_prefix.
2122 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
2125 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2127 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
2128 (SELECT_CC_MODE): Use s390_select_ccmode.
2129 * config/s390/s390-protos.h (s390_select_ccmode): Add.
2130 * config/s390/s390.c (s390_select_ccmode): New.
2131 (s390_match_ccmode): Add CCLmode.
2132 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
2133 (output_branch_condition, output_inverse_branch_condition): Removed.
2134 (print_operand): Use s390_branch_condition_mnemonic.
2135 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
2136 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
2137 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
2139 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
2140 when converting conditional branches to far branches.
2141 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
2142 cmpint_di): Use CCSmode instead of CCUmode.
2144 * config/s390/s390.c (legitimate_la_operand_p): New.
2145 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
2146 * config/s390/s390.md (movsi): Convert load address patterns to
2147 arithmetic operations when necessary.
2148 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
2149 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
2150 (*do_la_reg_0): Don't use before reload.
2152 * config/s390/s390.c (legitimize_address): Make more efficient
2153 use of two-register addressing mode.
2155 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
2156 with -mno-backchain in some corner cases.
2158 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
2160 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
2162 * reload.c (find_reloads): Mark new USE insns with QImode.
2163 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
2164 find_reloads_subreg_address): Likewise.
2165 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
2167 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
2169 (reload): Make sure there are no USEs with mode other than
2170 VOIDmode. At the end, remove those marked with QImode.
2172 2001-09-29 Per Bothner <per@bothner.com>
2174 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
2175 * Makefile.in (includedir): Rename to local_includedir.
2176 (includedir): Define as $(prefix)/include.
2177 * config.in (PREFIX_INCLUDE_DIR): New variable.
2178 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
2180 2001-09-29 Bernd Schmidt <bernds@redhat.com>
2182 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
2184 * doc/extend.texi (Vector Extensions): New node.
2185 * doc/invoke.texi (Machine Dependent Options): Add documentation for
2186 i386 -mmmx, -msse, -m3dnow.
2188 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2190 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
2192 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
2194 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
2196 * doc/invoke.texi (Optimize Options): Delete spurious @table.
2198 2001-09-28 Richard Henderson <rth@redhat.com>
2200 * varasm.c (assemble_integer): Bound alignment check by
2203 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
2205 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2207 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2209 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2211 Mostly from Graham Stott <grahams@redhat.com>
2212 * c-common.c (type_for_mode): Add support for V2SFmode.
2213 * tree.c (build_common_tree_nodes_2): Likewise.
2214 * tree.h (enum tree_index, global_trees): Likewise.
2215 * config/i386/i386.c (x86_3dnow_a): New variable.
2216 (override_options): Support 3Dnow extensions.
2217 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
2218 Athlon's version of 3Dnow.
2219 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
2220 (ix86_expand_builtin): Handle them.
2221 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
2222 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
2223 TARGET_3DNOW_A): New macros.
2224 (TARGET_SWITCHES): Add 3Dnow switches.
2225 (VALID_MMX_REG_MODE_3DNOW): New macro.
2226 (VECTOR_MODE_SUPPORTED_P): Use it.
2227 (enum ix86_builtins): Add entries for 3Dnow builtins.
2228 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
2229 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
2230 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
2231 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
2232 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
2233 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
2234 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
2235 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
2236 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
2237 sfence_insn, prefetch): Make these available if TARGET_SSE or
2240 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2242 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
2243 ix86_va_start, ix86_build_va_list): Declare.
2244 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
2245 ix86_va_start, ix86_build_va_list): New global functions.
2246 * i386.md (sse_prologue_save_insn): New insn.
2247 (sse_prologue_save): New expander.
2248 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
2249 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
2251 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
2253 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
2254 Use size_t everywhere, make definitions consistent with
2257 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2259 * gcse.c (replace_store_insn): Use delete_insn.
2260 * loop.c (move_movables): Likewise; avoid delete_insn
2261 from clobbering notes moved elsewhere.
2262 (check_dbra_loop): Use delete_insn.
2263 * ssa.c (convert_from_ssa): Likewise.
2264 * cse.c (cse_insn): Use delete_insn.
2266 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
2268 * cpphash.h (struct cpp_buff): Make unsigned.
2269 (_cpp_get_buff): Take length of size_t.
2270 (_cpp_unaligned_alloc): New.
2271 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
2272 (struct cpp_reader): Remove ident_pool. Add u_buff.
2273 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
2274 (cpp_destroy): Destroy u_buff, not ident_pool.
2275 * cpplex.c (parse_number, parse_string, save_comment,
2276 cpp_token_as_text): Update to use the unaligned buffer.
2277 (new_buff): Make unsigned.
2278 (_cpp_unaligned_alloc): New.
2279 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
2280 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
2282 (collect_args): Make unsigned.
2284 2001-09-27 Zack Weinberg <zack@codesourcery.com>
2286 * cpplex.c (cpp_output_token): Use a putc loop for
2287 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
2289 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
2290 * configure, config.in: Regenerate.
2291 * system.h: Replace fwrite and fprintf with their unlocked
2292 variants if available.
2294 2001-09-27 Richard Henderson <rth@redhat.com>
2296 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
2297 in favour of .eh_frame.
2299 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
2301 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
2303 (LIBCALL_VALUE): Likewise.
2305 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
2307 * cpphash.h: Update comment.
2308 * cpplex.c: Update comments.
2309 (_cpp_can_paste): Remove.
2310 * cpplib.h (_cpp_can_paste): Remove.
2311 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
2312 lexer rather than _cpp_can_paste.
2314 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
2316 * doc/cppinternals.texi: Update.
2318 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
2320 * cpphash.h (struct cpp_pool): Remove locks and locked.
2321 (struct cpp_context): Add member buff.
2322 (struct cpp_reader): Remove member argument_pool.
2323 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
2324 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
2325 * cpplex.c (chunk_suitable): Remove pool argument.
2326 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
2327 (new_buff, _cpp_extend_buff): Update.
2328 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
2329 which buffer is returned.
2330 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
2331 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
2332 * cppmacro.c (lock_pools, unlock_pools): Remove.
2333 (push_ptoken_context): Take a _cpp_buff.
2334 (enter_macro_context): Pool locking removed.
2335 (replace_args): Use a _cpp_buff for the replacement list with
2337 (push_token_context): Clear buff.
2338 (expand_arg): Use _cpp_pop_context.
2339 (_cpp_pop_context): Free a context's buffer, if any.
2341 2001-09-26 DJ Delorie <dj@redhat.com>
2343 * c-typeck.c (digest_init): Check for sizeless arrays.
2345 2001-09-26 Richard Henderson <rth@redhat.com>
2347 * optabs.c (init_one_libfunc): Create a dummy function type
2348 instead of using error_mark_node.
2350 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
2352 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
2353 _cpp_extend_buff, _cpp_free_buff): New.
2354 (struct cpp_reader): New member free_buffs.
2355 * cppinit.c (cpp_destroy): Free buffers.
2356 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
2357 _cpp_extend_buff, _cpp_free_buff): New.
2358 * cpplib.h (struct cpp_options): Remove unused member.
2359 * cppmacro.c (collect_args): New. Combines the old parse_arg
2360 and parse_args. Use _cpp_buff for memory allocation.
2361 (funlike_invocation_p, replace_args): Update.
2363 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2365 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
2367 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
2369 * except.c (sjlj_mark_call_sites): Change address inside sequence.
2371 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
2373 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
2376 2001-09-25 Janis Johnson <janis187@us.ibm.com>
2377 Jim Wilson <wilson@redhat.com>
2379 * doc/install.texi (Specific, ia64-*-linux): Document.
2381 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
2383 * Makefile.in (cfgrtl.o): Add.
2384 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
2385 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
2386 free_aux_for_edge): Declare.
2388 (HAVE_return): Undefine.
2389 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
2390 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
2391 free_aux_for_edge): New global functions.
2392 (first_delete_block): New static variable.
2393 (init_flow): Clear first_delete_block.
2394 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
2395 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
2396 try_redirect_by_replacing_jump, last_loop_beg_note,
2397 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
2398 delete_insn, delete_insn_chain, create_basic_block_structure,
2399 create_basic_block, flow_delete_block, compute_bb_for_insn,
2400 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
2401 set_block_for_new_insns, split_block, merge_blocks_nomove,
2402 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2403 redirect_edge_and_branch, force_nonfallthru_and_redirect,
2404 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
2405 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
2406 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
2407 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
2408 purge_all_dead_edges): Move to ....
2409 * cfgrtl.c: New file; .... Here.
2411 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
2412 (reroder_basic_block): Use alloc_aux_for_blocks.
2413 * predict.c (estimate_bb_frequencies): Likewise; use
2414 alloc_aux_for_edges.
2415 * profile.c (compute_branch_probabilities): Likewise.
2416 (branch_prob): Likewise.
2417 * reg-stack.c (reg_to_stack): Likewise.
2419 * emit-rtl.c (emit_insns_after): Never return NULL.
2421 * basic-block.h (set_block_for_new_insns): Delete.
2422 * cfgrtl.c (set_block_for_new_insns): Delete.
2424 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
2425 calls when crossjumping.
2427 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
2428 * unroll.c (copy_loop_body): Use delete_insn.
2430 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
2431 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
2432 keep_stack_depressed): Likewise.
2433 * gcse.c (cprop_cc0_jump): Likewise.
2434 * local-alloc.c (update_equiv_regs): Likewise.
2435 * loop.c (scan_loop, loop_delete_insns): Likewise.
2436 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
2437 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
2438 delete_output_reload, delete_address_reloads_1,
2439 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
2441 * sibcall.c (replace_call_placeholder): Likewise.
2442 * cse.c (cse_insn): Likewise.
2444 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2446 From Graham Stott <grahams@redhat.com>
2447 (def_builtin): Only define builtins appropriate for target_flags. All
2449 (builtin_decsription): Add new field mask which is used to determine
2450 when to define the builtin via the macro def_builtin.
2452 (bdesc_comi): Initialise new mask fields.
2453 (bdesc_2srg): Likewise.
2454 (bdesc_1arg): Likewise.
2456 * config/i386/i386.c (ix86_init_builtins): Correct return type
2457 building v4hi_ftype_v4hi_int_int tree node.
2458 (ix86_expand_sse_comi): Fix typo swapping operands.
2459 Don't swap comparision condition, it is already swapped.
2460 (ix86_expand_sse_compare): Before swapping operands
2461 move operand 1 into new rtx and not the target rtx.
2462 Don't swap comparison condition, it is already swapped.
2463 Always check whether we need to create a new TARGET.
2465 * config/i386/i386.md: (sse_comi) Fix typos.
2466 (sse_ucomi): Likewise.
2467 (cvtss2si): Fix operand 0 contraint.
2468 (cvttss2si): Likewise.
2469 (sse_unpckhps): Fix mode for operand 2.
2470 (sse_unpcklps): Likewise.
2472 2001-09-25 Graham Stott <grahams@redhat.com>
2474 * sibcall.c (skip_copy_to_return_value): Tighten return value
2477 2001-09-24 David Edelsohn <edelsohn@gnu.org>
2479 * rs6000.c (lwa_operand): Address must be word aligned.
2481 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2483 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
2484 number has been set.
2485 (type_hash_mark): Mark type itself.
2487 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
2489 * c-lex.c (cb_def_pragma): Update.
2490 (c_lex): Update, and skip padding.
2491 * cppexp.c (lex, parse_defined): Update, remove unused variable.
2492 * cpphash.h (struct toklist): Delete.
2493 (union utoken): New.
2494 (struct cpp_context): Update.
2495 (struct cpp_reader): New members eof, avoid_paste.
2496 (_cpp_temp_token): New.
2497 * cppinit.c (cpp_create_reader): Update.
2498 * cpplex.c (_cpp_temp_token): New.
2499 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
2500 (cpp_output_token): Don't print leading whitespace.
2501 (cpp_output_line): Update.
2502 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
2503 do_include_common, do_line, do_ident, do_pragma,
2504 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
2505 parse_assertion): Update.
2506 (get_token_no_padding): New.
2507 * cpplib.h (CPP_PADDING): New.
2508 (AVOID_LPASTE): Delete.
2509 (struct cpp_token): New union member source.
2510 (cpp_get_token): Update.
2511 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
2512 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
2513 replace_args, quote_string, stringify_arg, parse_arg, next_context,
2514 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
2515 _cpp_backup_tokens, _cpp_create_definition): Update.
2516 (push_arg_context): Delete.
2517 (padding_token, push_token_context, push_ptoken_context): New.
2518 (make_string_token, make_number_token): Update, rename.
2519 (cpp_get_token): Update to handle tokens as pointers to const,
2520 and insert padding appropriately.
2521 * cppmain.c (struct printer): New member prev.
2522 (check_multiline_token): Constify.
2523 (do_preprocessing, cb_line_change): Update.
2524 (scan_translation_unit): Update to handle spacing.
2525 * scan-decls.c (get_a_token): New.
2526 (skip_to_closing_brace, scan_decls): Update.
2527 * fix-header.c (read_scan_file): Update.
2529 * doc/cpp.texi: Update.
2531 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2533 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
2534 leak by passing malloc'ed pointer to reconcat, not concat.
2536 2001-09-24 DJ Delorie <dj@redhat.com>
2538 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
2540 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
2542 * flow.c (delete_dead_jumptables): Delete jumptable if the only
2543 reference is from the literal pool.
2545 2001-09-24 Janis Johnson <janis187@us.ibm.com>
2547 * doc/install.texi (Final install): Request additional information
2548 in mail about successful builds.
2550 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2552 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
2553 initial value of return pointer register instead of value in frame-20.
2556 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2558 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
2559 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
2560 the libcall if there isn't a referenced identifier for the symbol.
2562 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2564 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
2565 non 64-bit machines. Use these as a plabel for the trampoline.
2566 (TRAMPOLINE_SIZE): Adjust size for new words.
2567 (INITIALIZE_TRAMPOLINE): Initialize new words.
2568 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
2569 pointer to the plabel in the trampoline.
2571 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2573 * pa.c (function_arg): Pass floating arguments in both general and
2574 floating registers in indirect (dynamic) calls when generating code
2575 for the 32 bit ABI and the HP assembler.
2577 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2579 * doc/install.texi: Markup fixes.
2580 Use Solaris 2, SunOS 4 as appropriate.
2581 (Specific, *-*-solaris2*): Explain this.
2582 Unconditionally warn against /usr/ucb tools.
2583 Remove Sun as warning, obsolete.
2584 Move X11 header bug workaround here, update patches.
2585 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
2586 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
2588 2001-09-23 Zack Weinberg <zack@codesourcery.com>
2590 * errors.h (warning, error, fatal, internal_error): Don't mark
2591 with ATTRIBUTE_PRINTF_n.
2592 * toplev.h (internal_error, fatal_io_error, warning, error,
2593 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
2594 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
2597 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2599 * function.c (pop_function_context_from): var_refs_queue
2600 and temp slots now in GC memory.
2601 (mark_function_status, free_after_compilation): Likewise;
2602 also struct function now in GC memory.
2603 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
2604 (combine_temp_slots): Likewise.
2605 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
2606 (prepare_function_start): Use GC memory for struct function.
2607 (mark_temp_slot): Deleted.
2608 (gcc_mark_struct_function): struct function now in GC memory.
2610 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
2611 code for division, not modulus.
2613 * rtl.def (MEM): Remove obsolete part of comment.
2615 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
2617 * c-format.c (init_function_format_info): Check __builtin_printf
2618 and __builtin_fprintf even if -ffreestanding. Check C99 functions
2621 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2623 * c-common.c (format_attribute_table): Remove decl.
2624 * tree.h (format_attribute_table, lang_attribute_table): New decls.
2625 (lang_attribute_common): Likewise.
2627 * function.c (fix_lexical_address): Use set_mem_alias_set.
2628 (expand_function_start): Likewise.
2629 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
2631 * varasm.c (output_constant): Fix unused variable warning.
2633 * attribs.c: New file, from c-common.c.
2634 (attribute_tables): Now four elements.
2635 (format_attribute_table, lang_attribute_common): New variables.
2636 (init_attributes): Reflect above changes.
2637 (handle_mode_attribute): Delete check for wider than uintmax.
2638 * c-common.c: Delete parts moved to attribs.c.
2639 (enum attrs): Deleted; unused.
2640 (c_format_attribute_table): New variable.
2641 (c_common_lang_init): Initialize format_attribute_table with it.
2642 * c-common.h (decl_attributes): Remove decl.
2643 * tree.h (decl_attribute): Move it to here.
2644 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
2645 (attribs.o): New rule.
2647 2001-09-22 Andreas Jaeger <aj@suse.de>
2649 * builtins.c (c_getstr): Remove unused variable.
2651 2001-09-21 Richard Henderson <rth@redhat.com>
2653 * reload1.c (reload): Use delete_insn instead of splatting
2656 2001-09-21 Richard Henderson <rth@redhat.com>
2658 * reload.c (push_secondary_reload): Don't check for "=" in output
2659 constraint after ""->ALL_REGS check.
2661 2001-09-21 Richard Henderson <rth@redhat.com>
2663 * predict.c (expected_value_to_br_prob): Use pc_set.
2665 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
2666 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
2668 2001-09-21 Richard Henderson <rth@redhat.com>
2670 * rtl.h (LCT_RETURNS_TWICE): New.
2671 * calls.c (emit_call_1): Set current_function_calls_setjmp for
2673 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
2674 to ECF_RETURNS_TWICE.
2675 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
2678 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
2680 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
2681 (JMP_BUF_SIZE): New.
2683 2001-09-21 Richard Henderson <rth@redhat.com>
2685 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
2688 2001-09-21 Richard Henderson <rth@redhat.com>
2690 * tree.def (FDESC_EXPR): New.
2691 * expr.c (expand_expr): Handle it.
2692 * varasm.c (initializer_constant_valid_p): Likewise.
2693 (output_constant): Likewise.
2694 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
2695 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
2696 (ASM_OUTPUT_FDESC): New.
2697 * doc/tm.texi: Document the new macros.
2699 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
2701 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
2702 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
2703 once merging is complete.
2705 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2707 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
2709 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
2711 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
2712 that would be invalid after a merge.
2714 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
2716 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
2717 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
2719 (flow_delete_insn): This one.
2720 (delete_insn_chain): Rename from ...; do not care labels.
2721 (flow_delete_insn_chain): ... this one.
2722 (flow_delete_block): Remove the insns one BB has been expunged.
2723 (merge_blocks_nomove): Likewise.
2724 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
2725 updating BB boundaries.
2726 (tidy_fallthru_edge): Likewise.
2727 (commit_one_edge_insertion): Likewise.
2728 * cfgbuild.c (find_basic_block): Likewise.
2729 (find_basic_blocks_1): Likewise.
2730 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
2731 (try_crossjump_to_edge): Likewise.
2732 (try_optimize_cfg): Likewise.
2733 * cse.c (delete_trivially_dead_insns): Likewise.
2734 * df.c (df_insn_delete): Likewise.
2735 * doloop.c (doloop_modify): Use delete_related_insns.
2736 * emit-rtl.c (try_split): Likewise.
2737 (remove_insn): Update BB boundaries.
2738 * expect.c (connect_post_landing_pads): Use delete_related_insns.
2739 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
2740 updating BB boundaries.
2741 (propagate_block_delete_insn): Likewise.
2742 (propagate_block_delete_libcall): Likewise.
2743 * function.c (delete_handlers): Use delete_related_insns.
2744 (thread_prologue_and_epilogue_insns): Likewise.
2745 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
2746 * genpeep.c (gen_peephole): Use delete_related_insns.
2747 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
2749 (find_cond_trap): Likewise.
2750 * integrate.c (save_for_inline): Use delete_related_insns.
2751 (copy_insn_list): Likewise.
2752 * jump.c (pruge_linie_number_notes): Likewise.
2753 (duplicate_loop_exit_test): Likewise.
2754 (delete_computation): Likewise.
2755 (delete_related_insn): Rename from ...; use delete_insn
2756 (delete_insn): ... this one.
2757 (redirect_jump): Use delete_related_insns.
2758 * loop.c (scan_loop): Likewise.
2759 (move_movables): Likewise.
2760 (find_and_verify_loops): Likewise.
2761 (check_dbra_loop): Likewise.
2762 * recog.c (peephole2_optimize): Likewise.
2763 * reg-stack.c (delete_insn_for_stacker): Remove.
2764 (move_for_stack_reg): Use delete_insn.
2765 * regmove.c (combine_stack_adjustments_for_block): Likewise.
2766 * reload1.c (delete_address_reloads): Use delete_related_insns.
2767 (fixup_abnormal_edges): Use delete_insn.
2768 * recog.c (emit_delay_sequence): Use delete_related_insns.
2769 (delete_from-delay_slot): Likewise.
2770 (delete_scheduled_jump): likewise.
2771 (optimize_skip): Likewise.
2772 (try_merge_delay_insns): Likewise.
2773 (full_simple_delay_slots): Likewise.
2774 (fill_slots_from_thread): Likewise.
2775 (relax_delay_slots): Likewise.
2776 (make_return_insns): Likewise.
2777 (dbr_schedule): Likewise.
2778 * rtl.h (delete_insn): Rename to delete_related_insns.
2779 (delete_insn, delete_insn_chain): New prototypes.
2780 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
2781 by df_insn_delete already.
2782 * ssa-dce.c (delete_insn_bb): Use delete_insn.
2783 * ssa.c (convert_from_ssa): Use delete_related_insns.
2784 * unroll.c (unroll_loop): Likewise.
2785 (calculate_giv_inc): Likewise.
2786 (copy_loop_body): Likewise.
2788 * i386-protos.h (ix86_libcall_value, ix86_function_value,
2789 ix86_function_arg_regno_p, ix86_function_arg_boundary,
2790 ix86_return_in_memory, ix86_function_value): Declare.
2791 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
2792 new static valurables.
2793 (x86_64_reg_class): New enum
2794 (x86_64_reg_class_name): New array.
2795 (classify_argument, examine_argument, construct_container,
2796 merge_classes): New static functions.
2797 (optimization_options): Enable flag_omit_frame_pointer and disable
2798 flag_pcc_struct_return on 64bit.
2799 (ix86_libcall_value, ix86_function_value,
2800 ix86_function_arg_regno_p, ix86_function_arg_boundary,
2801 ix86_return_in_memory, ix86_function_value): New global functions.
2802 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
2803 (function_arg_advance): Handle x86_64 passing conventions.
2804 (function_arg): Likewise.
2805 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
2806 (RETURN_IN_MEMORY): Move offline.
2807 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
2808 (FUNCTION_VALUE_REGNO_P): New macro.
2809 (FUNCTION_ARG_REGNO_P): Move offline.
2810 (struct ix86_args): Add maybe_vaarg.
2811 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
2812 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
2814 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
2816 * s390.md: Changed attributes for scheduling.
2817 * s390.c: (s390_adjust_cost, s390_adjust_priority)
2820 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
2822 Table-driven attributes.
2823 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
2824 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
2825 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
2826 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
2827 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
2828 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
2829 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
2830 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
2831 * tree.h (struct tree_decl): Change machine_attributes to
2833 * doc/c-tree.texi: Document that all attributes are now attached
2835 * c-common.c (add_attribute, attrtab, attrtab_idx,
2836 default_valid_lang_attribute, valid_lang_attribute): Remove.
2837 (attribute_tables, attributes_initialized,
2838 c_common_attribute_table, default_lang_attribute_table): New
2840 (handle_packed_attribute, handle_nocommon_attribute,
2841 handle_common_attribute, handle_noreturn_attribute,
2842 handle_unused_attribute, handle_const_attribute,
2843 handle_transparent_union_attribute, handle_constructor_attribute,
2844 handle_destructor_attribute, handle_mode_attribute,
2845 handle_section_attribute, handle_aligned_attribute,
2846 handle_weak_attribute, handle_alias_attribute,
2847 handle_no_instrument_function_attribute,
2848 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
2849 handle_no_limit_stack_attribute, handle_pure_attribute): New
2851 (init_attributes, decl_attributes): Rewrite to implement
2852 table-driven attributes.
2853 * c-common.h (enum attribute_flags): Move to tree.h.
2854 * c-format.c (decl_handle_format_attribute,
2855 decl_handle_format_arg_attribute): Rename to
2856 handle_format_attribute and handle_format_arg_attribute. Update
2857 for table-driven attributes.
2858 * c-common.h (decl_handle_format_attribute,
2859 decl_handle_format_arg_attribute): Remove prototypes.
2860 (handle_format_attribute, handle_format_arg_attribute): Add
2862 * c-decl.c (grokdeclarator): Handle attributes nested inside
2864 * c-parse.in (setattrs, maybe_setattrs): Remove.
2865 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
2866 Update to handle nested attributes properly.
2867 (maybe_resetattrs, after_type_declarator,
2868 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
2869 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
2871 (make_pointer_declarator): Update to handle nested attributes
2873 * doc/extend.texi: Update documentation of limits of attributes
2874 syntax. Warn about problems with attribute semantics in C++.
2875 * target.h (struct target): Remove valid_decl_attribute and
2876 valid_type_attribute. Add attribute_table and
2877 function_attribute_inlinable_p.
2878 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
2879 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
2880 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
2882 (TARGET_INITIALIZER): Update.
2883 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
2885 (function_attribute_inlinable_p): New function. Check for the
2886 presence of any machine attributes before using
2887 targetm.function_attribute_inlinable_p.
2888 (function_cannot_inline_p): Update.
2889 * Makefile.in (integrate.o): Update dependencies.
2890 * doc/tm.texi: Update documentation of target attributes and
2891 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
2892 * tree.c (default_valid_attribute_p, valid_machine_attribute):
2894 (default_target_attribute_table,
2895 default_function_attribute_inlinable_p): New.
2896 (lookup_attribute): Update comment to clarify handling of multiple
2897 attributes with the same name.
2898 (merge_attributes, attribute_list_contained): Allow multiple
2899 attributes with the same name but different arguments to appear in
2900 the same attribute list.
2901 * tree.h (default_valid_attribute_p): Remove prototype.
2902 (struct attribute_spec): New.
2903 (default_target_attribute_table): Declare.
2904 (enum attribute_flags): Move from c-common.h. Add
2905 ATTR_FLAG_TYPE_IN_PLACE.
2906 (default_function_attribute_inlinable_p): Declare.
2907 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
2908 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2909 (TARGET_ATTRIBUTE_TABLE): Define.
2910 (vms_attribute_table): New.
2911 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
2912 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2913 (TARGET_ATTRIBUTE_TABLE): Define.
2914 (arc_attribute_table, arc_handle_interrupt_attribute): New.
2915 * config/arm/arm.c (arm_valid_type_attribute_p,
2916 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
2918 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
2920 (TARGET_ATTRIBUTE_TABLE): Define.
2921 (arm_attribute_table, arm_handle_fndecl_attribute,
2922 arm_handle_isr_attribute): New.
2923 * config/avr/avr.c (avr_valid_type_attribute,
2924 avr_valid_decl_attribute): Remove.
2925 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
2927 (TARGET_ATTRIBUTE_TABLE): Define.
2928 (avr_attribute_table, avr_handle_progmem_attribute,
2929 avr_handle_fndecl_attribute): New.
2930 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
2931 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2932 (TARGET_ATTRIBUTE_TABLE): Define.
2933 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
2934 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
2935 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2936 (TARGET_ATTRIBUTE_TABLE): Define.
2937 (h8300_attribute_table, h8300_handle_fndecl_attribute,
2938 h8300_handle_eightbit_data_attribute,
2939 h8300_handle_tiny_data_attribute): New.
2940 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
2941 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
2943 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
2945 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
2946 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
2948 (TARGET_ATTRIBUTE_TABLE): Define.
2949 (ix86_attribute_table, ix86_handle_cdecl_attribute,
2950 ix86_handle_regparm_attribute): New.
2951 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
2952 i386_pe_valid_type_attribute_p): Remove.
2953 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
2954 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
2955 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2956 (TARGET_ATTRIBUTE_TABLE): Define.
2957 (ia64_attribute_table): New.
2958 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
2959 interrupt_ident2, model_ident1, model_ident2): Remove.
2960 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2961 (TARGET_ATTRIBUTE_TABLE): Define.
2962 (init_idents): Update.
2963 (m32r_attribute_table, m32r_handle_model_attribute): New.
2964 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
2966 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2967 (TARGET_ATTRIBUTE_TABLE): Define.
2968 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
2969 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
2970 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2971 (TARGET_ATTRIBUTE_TABLE): Define.
2972 (mcore_attribute_table, mcore_handle_naked_attribute): New.
2973 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
2974 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2975 (TARGET_ATTRIBUTE_TABLE): Define.
2976 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
2977 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
2978 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2979 (TARGET_ATTRIBUTE_TABLE): Define.
2980 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
2981 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
2982 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2983 (TARGET_ATTRIBUTE_TABLE): Define.
2984 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
2985 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2987 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
2989 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
2990 (TARGET_ATTRIBUTE_TABLE): Define.
2991 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
2993 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
2994 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2995 (TARGET_ATTRIBUTE_TABLE): Define.
2996 (v850_attribute_table, v850_handle_interrupt_attribute,
2997 v850_handle_data_area_attribute): New.
2998 * config/v850/v850-c.c (mark_current_function_as_interrupt):
2999 Return void. Call decl_attributes instead of
3000 valid_machine_attribute.
3002 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
3004 * sh-protos.h (sh_pr_n_sets): Declare.
3005 * sh.c (calc_live_regs): If the initial value for PR has been copied,
3006 look at the copy to determine if PR needs to be saved.
3007 sh_pr_n_sets: New function.
3008 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
3009 (ALLOCATE_INITIAL_VALUE): Define.
3011 * sh.c (initial_elimination_offset):
3012 Fix RETURN_ADDRESS_POINTER_REGNUM case.
3014 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
3016 * integrate.c (allocate_initial_values): New function.
3017 * integrate.h (allocate_initial_values): Declare.
3018 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
3020 * reload1.c (reload): And initialization of reg_equiv_memory_loc
3022 * toplev.c (rest_of_compilation): To here.
3023 Call allocate_initial_values.
3024 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
3026 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3028 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
3030 2001-09-20 DJ Delorie <dj@redhat.com>
3032 * c-typeck.c (really_start_incremental_init): Discriminate
3033 between zero-length arrays and flexible arrays.
3034 (push_init_level): Detect zero-length arrays and handle them
3035 like fixed-sized arrays.
3036 * expr.c (store_constructor): Handle zero-length arrays and
3037 flexible arrays correctly.
3038 * doc/extend.texi: Update zero-length array notes.
3040 2001-09-20 Jim Wilson <wilson@redhat.com>
3042 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
3043 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
3044 for issue port conflicts.
3045 (cycle_end_fill_slots): TYPE_L instructions take two slots.
3047 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
3049 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
3052 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3054 * fold-const.c (hashtab.h): Include.
3055 (int_const_binop): Remove FORSIZE arg and compute from type; all
3057 Call size_int_type_wide for all single-word constants.
3058 (size_htab_hash, size_htab_eq): New functions.
3059 (size_int_type_wide): Rework to use hash table.
3060 * ggc-common.c (hashtab.h): Include.
3061 (struct d_htab_root): New struct.
3062 (d_htab_roots): New variable.
3063 (ggc_add_deletable_htab, ggc_htab_delete): New functions
3064 (ggc_mark_roots): Handle deletable htabs.
3065 * ggc-page.c (ggc_marked_p): New function.
3066 * ggc-simple.c (ggc_marked_p): Likewise.
3067 * ggc.h: Reformatting throughout.
3068 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
3069 * tree.c (init_obstacks): Make type_hash_table a deletable root.
3070 (type_hash_add): Allocate struct type_hash from GC memory.
3071 (mark_hash_entry, mark_type_hash): Deleted.
3072 (type_hash_marked_p, type_hash_mark): New functions.
3073 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
3075 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
3077 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
3080 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3082 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
3083 array-too-large test for signed sizetype.
3085 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3087 * i386.md (indirect_jump): Allow Pmode operand.
3088 (tablejump): LIkewise; perform expansion to 64bit mode.
3089 * i386.c (symbolic_operand): Allow 64bit PIC references.
3090 (pic_symbolic_operand): Likewise.
3091 (ix86_find_base_term): Strip the 64bit PIC references.
3092 (legitimate_pic_address_disp_p): Handle 64bit PIC.
3093 (legitimize_pic_address): Likewise.
3094 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
3095 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
3097 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
3099 * stringpool.c (get_identifier_with_length): New function.
3100 * tree.h (get_identifier_with_length): New prototype.
3102 2001-09-19 Alan Modra <amodra@bigpond.net.au>
3103 David Edelsohn <edelsohn@gnu.org>
3106 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3107 already sign-extended.
3109 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
3110 * config/rs6000/rs6000.c (logical_operand): Always compare op as
3112 (rs6000_emit_set_long_const): Avoid unnecessary shift.
3113 (output_profile_hook): Declare label_name const.
3114 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
3115 to match constraints.
3117 2001-09-19 Stan Shebs <shebs@apple.com>
3119 * alias.c: Fix typos in comments.
3120 * sched-rgn.c (init_ready_list): Ditto.
3121 * unwind-dw2.c (uw_frame_state_for): Ditto.
3122 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
3123 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
3124 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
3126 2001-09-19 Richard Henderson <rth@redhat.com>
3128 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
3130 * Makefile.in (cfg.o): Depend on TM_P_H.
3132 2001-09-19 Richard Henderson <rth@redhat.com>
3134 * config/alpha/alpha.c (local_symbol_p): Split out from ...
3135 (local_symbolic_operand): ... here.
3136 (small_symbolic_operand): Check mode.
3137 (global_symbolic_operand): New.
3138 (input_operand): Reject symbolics if explicit relocs.
3139 (call_operand): Tidy.
3140 (alpha_legitimize_address): Use movdi_er_high_g.
3141 (alpha_expand_mov): Likewise.
3142 * config/alpha/alpha-protos.h: Update.
3143 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3144 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
3145 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
3146 (UNSPECV_LDGP2): Remove.
3147 (all call patterns): Use 's' not 'i' for symbolic constraint.
3148 (call_osf call_value_osf): Use call_operand.
3149 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
3150 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
3151 (prologue_ldgp_1_er): Remove.
3152 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
3153 (builtin_setjmp_receiver_er patterns): Use them.
3154 (exception_receiver_er): Likewise.
3156 2001-09-19 Richard Henderson <rth@redhat.com>
3158 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
3160 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
3161 and NON_LOCAL_GOTO notes.
3162 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
3163 copy over CALL_INSN_FUNCTION_USAGE.
3165 2001-09-18 Catherine Moore <clm@redhat.com>
3167 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
3170 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
3172 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
3173 new-style tm_file specification. Specify correct tm_p_file,
3174 md_file, and out_file for s390x.
3176 * config/s390/linux.h, linux64.h: Don't include other target
3177 macro header files. Now handled via tm_file.
3179 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
3180 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
3181 are defined before use.
3183 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
3185 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
3186 code generation only for Gnu assembler.
3188 2001-09-18 Catherine Moore <clm@redhat.com>
3190 * config/stormy16 (LIB_SPEC): Remove -lnosys.
3192 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
3194 * config/mips/mips.c (mips_frame_set): New.
3195 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
3196 a parallel frame-related expression with a set for each register.
3198 2001-09-18 Philip Blundell <philb@gnu.org>
3200 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
3203 2001-09-17 Dale Johannesen <dalej@apple.com>
3205 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
3206 * config/rs6000/aix.h (FIXED_R2): Define.
3207 * config/rs6000/darwin.h (FIXED_R2): Define.
3208 * config/rs6000/sysv4.h (FIXED_R2): Define.
3210 2001-09-17 Jeff Sturm <jsturm@one-point.com>
3212 * except.c (dw2_build_landing_pads): New local
3213 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
3214 barrier after clobbers. Fixes c++/4012.
3216 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3218 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
3220 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3222 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
3223 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
3225 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3227 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
3230 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
3232 * cpphash.h (_cpp_lex_direct): New.
3233 * cpplex.c (_cpp_lex_token): Update.
3234 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
3235 and increment that pointer.
3236 * cppmacro.c (alloc_expansion_token): New.
3237 (lex_expansion_token): Lex macro expansion directly into
3240 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
3242 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
3244 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
3246 * basic-block.h (free_bb_for_insn): Declare.
3247 * bb-reorder.c (label_for_bb): Use block_label.
3248 (emit_jump_to_block_after): Remove.
3249 (insert_intra_1): Do not update block_for_insn.
3250 (insert_inter_bb_scope_notes): Likewise; update bb->end
3251 * cfg.c (free_bb_for_insn): New.
3252 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
3253 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
3254 (commit_one_edge_insertion): Likewise.
3255 (commit_one_edge_insertion): Do not update BB boundary.
3256 (commit_edge_insertions): Do not call compute_bb_for_insn.
3257 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
3258 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
3259 (merge_blocks_move_successor_nojumps): Likewise.
3260 (try_crossjump_to_edge): Do not update block_for_insn.
3261 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
3262 * df.c (df_pattern_emit_later): Do not update BB boundary.
3263 (df_jump_pattern_emit_after): Likewise.
3264 (df_insn_move_before): Use emit_insn_before.
3265 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
3267 (add_insn_after, add_insn_before, emit_insns_after): Update BB
3268 boundaries and basic_block_for_insn.
3269 (reorder_insns_nobb): Rename from reorder_insns.
3270 (reorder_insns): New.
3271 (emit_block_insn_before, emit_block_insn_after): Kill.
3272 * flow.c (check_function_return_warnings): Do not call
3273 compute_bb_for_insn; Do not free basic_block_for_insn.
3274 (attempt_auto_inc): Do not update basic_block_for_insn.
3275 * function.c (emit_return_into_block): Likewise;
3276 do not update BB boundaries.
3277 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
3278 (insert_insn_end_bb): Use emit_insn_before; Likewise.
3279 (pre_insert_copy_insn): Likewise.
3280 (update_ld_motion_notes): Likewise.
3281 (insert_insn_start_bb): Likewise.
3282 (replace_store_insn): Likewise.
3283 * ifcvt.c (noce_process_if_block): Likewise.
3284 (if_convert): Do not call compute_bb_for_insn.
3285 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
3286 Use emit_insn_before and emit_insn_after.
3287 * recog.c (split_all_insns): Do not update BB boundaries;
3288 Do not call compute_bb_for_insn.
3289 (peephole2_optimize): Do not update BB boundaries.
3290 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
3292 (emit_swap_insn): Likewise.
3293 (convert_regs_1): Likewise.
3294 * reload1.c (reload): Call compute_bb_for_insn.
3295 * rtl.h (reorder_insns_nobb): Declare.
3296 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
3297 * toplev.c (rest_of_compilation): Call free_bb_for_insn
3298 at places CFG is invalidated; do not call compute_bb_for_insn.
3300 * cfg.c (expunge_block): Invalidate BB structure.
3302 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
3305 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
3307 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
3309 * cpphash.h (_cpp_lex_token): Update prototype.
3310 * cpplex.c (_cpp_lex_token): New prototype.
3311 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
3312 lex_macro_node, read_flag, do_pragma_poison): Update.
3313 * cppmacro.c (cpp_get_token, parse_params,
3314 lex_expansion_token): Update.
3316 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
3318 * cppmain.c (scan_translation_unit): Don't worry about
3319 putting a space after hashes.
3320 * cpplib.c (directive_diagnostics): New.
3321 (_cpp_handle_directive): Update to use directive_diagnostics.
3322 (run_directive): Don't toggle prevent_expansion.
3323 (do_line): Backup in case of the line extension.
3324 * cpplib.h (cpp_lexer_pos): Remove.
3325 * cppmacro.c (_cpp_create_definition): Precede a leading #
3328 2001-09-15 Richard Henderson <rth@redhat.com>
3330 * c-typeck.c (comptypes): Handle zero-length arrays properly.
3332 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3334 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
3336 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3338 PR preprocessor/3571
3339 * tradcpp.c (handle_directive): Skip non-vertical space.
3341 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3343 * cppmain.c (setup_callbacks): Set line callback only
3344 if outputting preprocessed source.
3346 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3348 * collect2.c (main): Const-ification.
3349 * gcc.c (translate_options, process_command): Use xstrdup in
3350 lieu of xmalloc/strcpy.
3351 (main): Use concat in lieu of xmalloc/strcpy/strcat.
3353 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3355 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
3358 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3360 * scan-decls.c (scan_decls): Fix typo.
3362 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3364 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
3365 Split mlstring_pos into mls_line and mls_col.
3366 * cppinit.c (cpp_create_reader): Initialize line to 1.
3367 (cpp_destroy): Free tokenruns.
3368 (push_include): Don't update lexer_pos.
3369 * cpplex.c (unterminated, parse_string): Update.
3370 (lex_token): Don't update lexer_pos, update.
3371 * cpplib.c (if_stack): Save line instead of line + col.
3372 (start_directive, _cpp_do__Pragma, do_else, do_elif,
3373 push_conditional, _cpp_pop_buffer): Update.
3374 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
3375 (_cpp_create_definition): Update.
3377 2001-09-15 Eric Christopher <echristo@redhat.com>
3379 * config/mips/abi64.h: Add support for MEABI.
3381 2001-09-15 Eric Christopher <echristo@redhat.com>
3383 * config/mips/mips.md: Add unspec #2.
3385 (reload_outdi): Ditto.
3386 (reload_outsi): Ditto.
3389 2001-09-15 Eric Christopher <echristo@redhat.com>
3390 Jason Eckhardt <jle@redhat.com>
3392 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
3393 * config/mips/isa32-linux.h: New file.
3394 * config/mips/isa3264.h: Ditto.
3395 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
3396 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
3397 (output_block_mode): Support MEABI.
3398 (function_arg): Ditto. Fix floating point arg passing.
3399 (mips_va_start): Ditto.
3400 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
3402 (mips_asm_file_start): Add new section to pass abi to gdb.
3403 (function_arg_pass_by_reference): Support MEABI.
3404 (mips_parse_cpu): Support mips32 and mips64 processors.
3405 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
3406 TARGET_MIPS5KC. Support isa32 and isa64.
3407 (processor_type): Add r4kc, r5kc, r20kc.
3408 (GENERATE_MULT3_SI): New.
3409 (GENERATE_MULT3_DI): Ditto.
3410 (GENERATE_MULT3): Remove.
3411 (ISA_HAS_64BIT_REGS): Add isa == 64.
3412 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
3413 (ISA_HAS_MADD_MSUB): New.
3414 (ISA_HAS_CLZ_CLO): Ditto.
3415 (ISA_HAS_DCLZ_DCLO): Ditto.
3416 (ABI_GAS_ASM_SPEC): New.
3417 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
3420 (SUBTARGET_CC1_SPEC): Ditto.
3421 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
3422 (PAD_VARARGS_DOWN): Support MEABI.
3423 (HARD_REGNO_NREGS): Move to mips.c.
3424 (ASM_OUTPUT_IDENT): Add #undef.
3425 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
3426 (mulsi3): Use GENERATE_MULT3_SI.
3427 (mulsi3_mult3): Ditto. Support mips32, mips64.
3428 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
3429 (mul_sub_si): New pattern.
3430 (unnamed splitters): New.
3431 (muldi3): Use GENERATE_MULT3_DI.
3432 (muldi3_internal2): Ditto.
3433 (movdicc): Support mips32.
3434 * config/mips/t-isa3264: New file.
3436 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
3438 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
3439 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
3440 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
3442 * reorg.c (fill_slots_from_thread): After call to
3443 steal_delay_list_from_target, update own_thread as new_thread may
3446 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
3448 * cpperror.c (print_location): Take line and column, for
3449 default positioning use the previously lexed token.
3450 (_cpp_begin_message): Take line and column.
3451 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
3452 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
3453 * cpphash.h (_cpp_begin_message): Update prototype.
3454 * cppinit.c (push_include): Don't set output line.
3455 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
3456 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
3457 (do_pragma): Kludge for front ends. Don't expand macros at all.
3458 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
3459 (struct cpp_token): Remove output_line.
3460 (struct cpp_callbacks): New member line_change.
3461 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
3462 cpp_get_token): Preserve BOL flag.
3463 (cpp_get_line): Remove.
3464 (_cpp_backup_tokens): Remove useless abort().
3465 * cppmain.c (cb_line_change): New.
3466 (scan_translation_unit): Don't worry about starting new lines here.
3467 * scan-decls.c (scan_decls): Update.
3468 * c-lex.c (c_lex, init_c_lex): Update.
3469 (cb_line_change, src_lineno): New.
3471 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
3473 * tree.c (append_random_chars): Generate the random
3474 characters in a reproducable fashion.
3476 2001-09-14 Richard Henderson <rth@redhat.com>
3478 * config/i386/i386.c (internal_label_prefix): New.
3479 (internal_label_prefix_len): New.
3480 (override_options): Set them.
3481 (local_symbolic_operand): New.
3482 (legitimate_pic_address_disp_p): Use it.
3483 (legitimize_pic_address): Likewise.
3485 2001-09-14 Marc Espie <espie@openbsd.org>
3487 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
3490 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3492 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
3493 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
3495 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
3497 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
3498 invocation of SUBREG_REGNO_OFFSET.
3500 * haifa-sched.c: Fix typo in FSF copyright statement.
3501 * sched-deps.c: Fix typo in FSF copyright statement.
3502 * sched-ebb.c: Fix typo in FSF copyright statement.
3503 * sched-rgn.c: Fix typo in FSF copyright statement.
3504 * sched-vis.c: Fix typo in FSF copyright statement.
3506 * config.gcc: Move inclusion of arm elf specific header files
3507 from the files themselves into the tm_file variable. Make
3508 sure that elfos.h is included before target specific elf
3510 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
3512 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
3513 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
3514 ASM_OUTPUT_CASE_LABEL): Protect definition.
3515 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
3516 not already defined.
3517 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
3518 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
3519 Remove duplicate definition.
3520 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
3521 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
3522 (RDATA_SECTION_FUNCTION): Remove redundant definition.
3523 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
3524 Remove inclusion of arm/elf.h.
3525 * config/arm/unknown-elf.h: as for conix-elf.h.
3526 (STARTFILE_SPEC): Include crti.o and crtn.o.
3527 * config/arm/linux-elf.h: as for conix-elf.h.
3528 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
3529 * config/arm/strongarm-elf.h: Remove inclusion of
3531 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
3532 * config/arm/unknown-elf-oabi.h: Remove inclusion of
3533 unknown-elf.h and elf.h.
3534 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
3535 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
3536 ASM_WEAKEN_LABEL): Remove redundant definition.
3537 * config/arm/elf.h: Test for inclusion of elfos.h
3538 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
3539 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
3540 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
3541 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
3542 redundant definition.
3543 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
3544 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
3545 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
3546 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
3547 Add rules to build crti.o and crtn.o
3548 * crti.asm: New file.
3549 * crtn.asm: New file.
3551 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
3553 * c-parse.in (_yylex): Use _cpp_backup_tokens.
3554 * cpphash.h (struct tokenrun): Add prev.
3555 (struct lexer_state): Remove bol.
3556 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
3557 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
3559 * cppinit.c (cpp_create_reader): Don't set bol.
3560 (cpp_destroy): Don't free lookaheads.
3561 * cpplex.c (lex_directive): Remove.
3562 (next_tokenrun): Update.
3563 (_cpp_lex_token): Clean up logic.
3564 (lex_token): Update to return a pointer to lexed token, since it
3565 can move to the start of the buffer. Simpify newline handling.
3566 * cpplib.c (SEEN_EOL): Update.
3567 (skip_rest_of_line): Remove lookahead stuff.
3568 (end_directive): Line numbers are already incremented. Revert
3569 to start of lexed token buffer if we can.
3570 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
3571 parse_answer): Use _cpp_backup_tokens.
3572 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
3573 instead. Don't check for EOL.
3574 (do_include_common, do_line, do_pragma_system_header): Use
3576 * cpplib.h (BOL, _cpp_backup_tokens): New.
3577 * cppmacro.c (save_lookahead_token, take_lookahead_token,
3578 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
3579 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
3580 (builtin_macro): Don't use cpp_get_line.
3581 (cpp_get_line): Short term kludge.
3582 (parse_arg): Handle directives in arguments here. Back up when
3583 appropriate. Store EOF at end of argument list.
3584 (funlike_invocation_p): Use _cpp_backup_tokens.
3585 (push_arg_context): Account for EOF at end of list.
3586 (cpp_get_token): Remove lookahead stuff. Update.
3588 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3590 * c-parse.in (yyerror): Const-ification and/or static-ization.
3591 * c-typeck.c (push_member_name): Likewise.
3592 * collect2.c (main): Likewise.
3593 * dbxout.c (dbxout_parms): Likewise.
3594 * diagnostic.c (format_with_decl): Likewise.
3595 * dwarf2out.c (output_ranges): Likewise.
3596 * dwarfout.c (fundamental_type_code): Likewise.
3597 * except.c (dw2_output_call_site_table): Likewise.
3598 * gcc.c (do_spec_1): Likewise.
3599 * genopinit.c (optabs): Likewise.
3600 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
3601 gen_declaration_1, handle_impent): Likewise.
3602 * protoize.c (default_include, in_system_include_dir, abspath):
3604 * sched-vis.c (visualize_stall_cycles): Likewise.
3605 * sdbout.c (plain_type_1, sdbout_end_function,
3606 sdbout_end_epilogue): Likewise.
3607 * varasm.c (decode_reg_name): Likewise.
3609 * 1750a.c (mod_regno_adjust): Likewise.
3610 * alpha.c (alpha_write_one_linkage,
3611 unicosmk_output_default_externs): Likewise.
3612 * arm.c (arm_condition_codes): Likewise.
3613 * arm.h (arm_condition_codes): Likewise.
3614 * avr.c (output_movsisf, encode_section_info): Likewise.
3615 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
3617 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
3618 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
3619 * m88k.c (output_function_profiler): Likewise.
3620 * mips.c (mips_output_conditional_branch): Likewise.
3621 * ns32k.c (ns32k_out_reg_names): Likewise.
3622 * ns32k.h (ns32k_out_reg_names): Likewise.
3623 * pj.c (pj_output_rval): Likewise.
3624 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
3625 * sparc.c (sparc_flat_function_prologue,
3626 sparc_flat_function_epilogue): Likewise.
3628 2001-09-13 Markus Werle <numerical.simulation@web.de>
3629 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3631 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
3632 Aachen University of Technology".
3634 2001-09-13 Andreas Schwab <schwab@suse.de>
3636 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
3639 2001-09-13 Richard Henderson <rth@redhat.com>
3641 * config/alpha/alpha.c (small_symbolic_operand): New.
3642 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
3643 (some_operand, input_operand): Don't handle HIGH.
3644 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
3645 (alpha_expand_mov): Likewise.
3646 (print_operand) [H]: Just print HIGH symbol.
3647 (print_operand_address): Handle small data.
3648 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
3649 (TARGET_SWITCHES): Add -msmall-data/large-data.
3650 (PIC_OFFSET_TABLE_REGNUM): New.
3651 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
3652 (PREDICATE_COES): Update.
3653 * config/alpha/alpha.md (adddi_er_high): New.
3654 (adddi_er_low): Handle small data.
3655 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
3656 prefer .sdata to .rodata.
3657 (SELECT_RTX_SECTION): Likewise.
3659 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
3661 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
3662 defining __size_t and leaving size_t undefined.
3664 2001-09-12 Diego Novillo <dnovillo@redhat.com>
3666 * basic-block.h (expunge_block): Declare.
3667 * cfg.c (expunge_block): Remove static declaration.
3669 2001-09-12 Richard Henderson <rth@redhat.com>
3671 * integrate.c (copy_insn_list): Copy label name from
3672 NOTE_INSN_DELETED_LABEL.
3674 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3676 * c-common.c (c_tree_code_name): Const-ification.
3677 * c-decl.c (c_decode_option): Likewise.
3678 * c-typeck.c (warn_for_assignment): Likewise.
3679 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
3681 * cppinit.c (output_deps): Likewise.
3682 * dependence.c (dependence_string, direction_string): Likewise.
3683 * dwarf2out.c (output_ranges): Likewise.
3684 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
3685 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
3686 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
3687 standard_startfile_prefix, standard_startfile_prefix_1,
3688 standard_startfile_prefix_2, tooldir_base_prefix,
3689 standard_bindir_prefix, find_a_file): Likewise.
3690 * genattrtab.c (make_length_attrs): Likewise.
3691 * gencheck.c (tree_codes): Likewise.
3692 * genemit.c (gen_split): Likewise.
3693 * genrecog.c (special_mode_pred_table): Likewise.
3694 * graph.c (graph_ext): Likewise.
3695 * protoize (default_include): Likewise.
3696 * reload.c (reload_when_needed_name): Likewise.
3697 * sched-vis.c (visualize_stall_cycles): Likewise.
3698 * tlink.c (recompile_files): Likewise.
3699 * toplev.c (decode_g_option): Likewise.
3700 * tradcpp.c (output_deps): Likewise.
3701 * varasm.c (decode_reg_name): Likewise.
3703 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
3706 * avr.c (avr_regnames, encode_section_info): Likewise.
3707 * c4x.c (float_reg_names): Likewise.
3708 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
3709 * elfos.h (const_section): Likewise.
3710 * i386.c (ix86_comp_type_attributes): Likewise.
3711 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
3712 * ia64/aix.h (UNIQUE_SECTION): Likewise.
3713 * ia64.c (type_names): Likewise.
3714 * m68hc11.c (reg_class_names): Likewise.
3715 * m88k.c (m_options): Likewise.
3716 * mips.c (mips_output_conditional_branch, mips_unique_section):
3718 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3719 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
3720 ultra_code_names): Likewise.
3721 * sparc.h (OVERRIDE_OPTIONS): Likewise.
3723 2001-09-12 Jakub Jelinek <jakub@redhat.com>
3725 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
3726 Use --fatal-warnings option for gas.
3727 * configure: Rebuilt.
3729 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3731 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
3733 2001-09-11 Jim Wilson <wilson@redhat.com>
3735 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
3737 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3739 * builtins.c (c_strlen): Treat an offset too large for a
3740 HOST_WIDE_INT as out of range.
3742 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
3744 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
3745 (EDGE_CRITICAL_P): New predicate.
3746 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
3748 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
3749 (dump_edge_info): Remove "crit".
3750 * cfganal.c (mark_critical_edges): Kill.
3751 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
3752 * cfgcleanup.c (cleanup_cfg): Likewise.
3753 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
3754 (find_spanning_tree): Likewise.
3755 * reg-stack.c (convert_regs_1): Likewise.
3756 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
3758 * basic-block.h (create_basic_block_structure): New.
3759 (create_basic_block): Update prototype.
3760 (force_nonfallthru): New.
3761 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
3762 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
3763 handle updating of block_for_insn, creating of empty BBs and BBs at
3764 the end of INSN chain.
3765 (create_basic_block): New function.
3766 (split_block): Use create_basic_block.
3767 (force_nonfallthru_and_redirect): Break out from ...; cleanup
3768 (redirect_edge_and_branch_force): ... here.
3769 (force_nonfallthru): New.
3770 (split_edge): Rewrite to use force_nonfallthru and create_block.
3771 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
3772 (find_basic_blocks): Free basic_block_for_insn.
3773 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
3775 * cfg.c: Fix formating.
3776 * cfgcleanup.c: Fix formating.
3777 (merge_blocks, tail_recursion_label_p): Return bool.
3778 (merge_blocks_move_predecessor_nojumps,
3779 merge_blocks_move_successor_nojumps): Return void.
3781 2001-09-11 Jakub Jelinek <jakub@redhat.com>
3783 * configure.in: Check whether assembler supports section merging.
3784 * config.in: Rebuilt.
3785 * configure: Rebuilt.
3786 * varasm.c (variable_section, output_constant_pool): Pass alignment
3787 to SELECT_SECTION and SELECT_RTX_SECTION.
3788 (mergeable_string_section): New.
3789 (mergeable_constant_section): New.
3790 (default_elf_asm_named_section): Output SECTION_MERGE and
3791 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
3792 * output.h (mergeable_string_section): New.
3793 (mergeable_constant_section): New.
3794 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
3795 * toplev.c (flag_merge_constants): New.
3796 (f_options): Add -fmerge-constants and -fmerge-all-constants
3798 (toplev_main): Default to -fno-merge-constants if not optimizing.
3799 * flags.h (flag_merge_constants): Add extern.
3800 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
3801 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
3803 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
3804 Define if assembler has working .subsection -1 support.
3805 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
3806 Put constant into special SHF_MERGE sections if the linker should
3807 attempt to merge duplicates.
3808 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
3810 Put constant into special SHF_MERGE sections if the linker should
3811 attempt to merge duplicates.
3812 * config/alpha/elf.h: Likewise.
3813 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
3814 has working .subsection -1 support.
3815 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
3817 * config/svr3.h: Likewise.
3818 * config/darwin.h: Likewise.
3819 * config/arm/aof.h: Likewise.
3820 * config/arm/linux-elf.h: Likewise.
3821 * config/avr/avr.h: Likewise.
3822 * config/c4x/c4x.h: Likewise.
3823 * config/d30v/d30v.h: Likewise.
3824 * config/i386/dgux.h: Likewise.
3825 * config/i386/osfrose.h: Likewise.
3826 * config/i386/sco5.h: Likewise.
3827 * config/i386/svr3gas.h: Likewise.
3828 * config/ia64/aix.h: Likewise.
3829 * config/m32r/m32r.h: Likewise.
3830 * config/m68k/m68k.h: Likewise.
3831 * config/m88k/dgux.h: Likewise.
3832 * config/m88k/m88k.h: Likewise.
3833 * config/mcore/mcore-pe.h: Likewise.
3834 * config/mips/mips.h: Likewise.
3835 * config/pa/pa.h: Likewise.
3836 * config/pa/pa-linux.h: Likewise.
3837 * config/romp/romp.h: Likewise.
3838 * config/rs6000/sysv4.h: Likewise.
3839 * config/rs6000/xcoff.h: Likewise.
3840 * config/s390/linux.h: Likewise.
3841 * config/sparc/sparc.h: Likewise.
3842 * config/sparc/sysv4.h: Likewise.
3843 * config/stormy16/stormy16.h: Likewise.
3844 * config/v850/v850.h: Likewise.
3845 * config/vax/vms.h: Likewise.
3846 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
3847 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
3848 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
3849 default_elf_asm_named_section for SHF_MERGE sections.
3851 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3853 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
3856 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
3858 * c-common.c (split_specs_attrs): Allow for empty attributes with
3859 empty TREE_PURPOSE. Fixes PR c/4294.
3861 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
3863 * basic-block.h (cached_make_edge, make_single_succ): New.
3864 (make_edge): Remove first parameter.
3865 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
3866 * cfg.c (cached_make_edge): Rename from make_edge; return newly
3867 created edge; use obstack allocation.
3868 (make_edge, make_single_succ_edge): New.
3869 (first_removed_edge): New static variable.
3870 (init_flow): Initialize first_removed_edge and n_edges.
3871 (clear_edges): Use remove_edge.
3872 (flow_delete_block): Likewise.
3873 (remove_edge): Add removed edges to the removed edges list.
3874 (split_block, redirect_edge_and_branch_force, split_edge):
3876 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
3877 (add_noreturn_fake_exit_edges): Likewise.
3878 (connect_infinite_loops_to_exit): Liekwise.
3879 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
3880 Use cached_make_edge.
3881 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
3882 * profile.c (branch_prob): Update make_edge call.
3883 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
3885 2001-09-11 Richard Henderson <rth@redhat.com>
3887 * config/alpha/alpha.c: Tidy formatting.
3888 (local_symbolic_operand): Verify mode.
3889 (alpha_sa_mask): Ignore unicos for eh_return.
3890 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
3891 * config/alpha/alpha.md (umk divsi patterns): Remove.
3892 (extendsfdf2): Remove unicos check.
3893 (tablejump): Merge vms and unicos code; always use direct set
3896 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3898 * config.gcc (alpha*-*-unicosmk*): New target.
3900 * config/alpha/alpha-protos.h (symbolic_operand,
3901 unicosmk_add_call_info_word, unicosmk_add_extern,
3902 unicosmk_defer_case_vector, unicosmk_unique_section,
3903 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
3904 unicosmk_asm_file_start, unicosmk_asm_file_end,
3905 unicosmk_output_common): Declare.
3907 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
3908 direct_return, function_arg, alpha_va_start, alpha_va_arg,
3909 alpha_does_function_need_gp, alpha_end_function): Support Cray
3911 (alpha_init_machine_status, alpha_mark_machine_status,
3912 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
3913 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
3914 unicosmk_asm_named_section, unicosmk_insert_attributes,
3915 unicosmk_section_type_flags, symbolic_operand,
3916 unicosmk_output_module_name, unicosmk_output_default_externs,
3917 unicosmk_output_dex, unicosmk_output_externs,
3918 unicosmk_output_addr_vec, unicosmk_ssib_name,
3919 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
3920 unicosmk_asm_file_end, unicosmk_output_common,
3921 unicosmk_section_type_flags, unicosmk_unique_section,
3922 unicosmk_add_call_info_word, unicosmk_text_section,
3923 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
3924 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
3925 unicosmk_dex_count, unicosmk_special_name): New.
3926 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
3927 TARGET_ABI_UNICOSMK.
3928 (get_aligned_mem, alpha_expand_unaligned_load,
3929 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
3930 alpha_expand_unaligned_store_words): Support big-endian mode.
3931 (print_operand): Likewise. New format specifier 't'. Use
3932 TARGET_AS_SLASH_BEFORE_SUFFIX.
3933 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
3934 (alpha_pv_save_size): Update with above change.
3935 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
3936 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
3939 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
3940 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
3941 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
3942 (EXTRA_CONSTRAINT): New constraint 'U'.
3943 (PREDICATE_CODES): Add symbolic_operand.
3945 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
3946 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
3947 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
3948 (integer division and modulus patterns): Split in default and
3950 (*divmodsi_internal, *divmoddi_internal): Disable for
3951 TARGET_ABI_UNICOSMK.
3952 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
3953 little-endian and big-endian versions.
3954 (ext, ins, msk): Likewise.
3955 (extv, extzv, insv): Support big-endian mode.
3956 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
3957 (call_umk, call_value_umk, *call_umk, tablejump_umk,
3958 *tablejump_umk_internal, *call_value_umk): New.
3959 (*movdi_nofix): Add pattern for loading an address into a register on
3960 TARGET_ABI_UNICOSMK.
3961 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
3962 (umk_mismatch_args, arg_home_umk): New.
3963 (various insns): Don't use mov, fmov, nop, fnop and unop.
3964 (realign): Support TARGET_ABI_UNICOSMK.
3966 * config/alpha/unicosmk.h: New file.
3967 * config/alpha/t-unicosmk: New file.
3969 * fixinc/inclhack.def (unicosmk_restrict): New.
3970 * fixinc/fixincl.x: Regenerate.
3972 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
3973 (wchar_t): Check for and define __WCHAR_T__.
3975 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
3977 * combine.c (simplify_shift_const): Treat shifts by the mode
3980 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
3982 * cpphash.h (struct tokenrun): New.
3983 (struct cpp_context): New member bol.
3984 (struct cpp_reader): New members.
3985 (_cpp_init_tokenrun): New.
3986 * cppinit.c (cpp_create_reader): Set up the token runs.
3987 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
3988 (lex_token): New internalised version of _cpp_lex_token. Don't
3989 handle directives or the multiple include opimisation here any
3990 more. Simply lex a token.
3991 * cpplib.c (run_directive): Clear bol.
3992 (_cpp_pop_buffer): Set bol.
3993 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
3996 2001-09-11 Michael Meissner <meissner@redhat.com>
3998 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
3999 give an error if the user uses -mfp32.
4000 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
4002 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
4003 floating point register size.
4004 (EXTRA_SPECS): Add CPP_FPR_SPEC.
4006 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
4007 HOST_WIDE_INT_PRINT_DEC to properly print the result of
4009 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4010 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4012 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
4014 * dbxout.c (dbxout_parms): Fix typo in comment.
4015 * unroll.c (loop_find_equiv_value): Ditto.
4016 * toplev.c (rest_of_compilation): Ditto.
4017 * loop.c (scan_loop): Ditto.
4018 * dwarf2out.c (struct dw_fde_struct): Ditto.
4020 2001-09-10 Zack Weinberg <zackw@panix.com>
4022 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
4023 copying identifier when we're just going to throw it away.
4024 (parse_identifier_slow): New routine to handle abnormal cases.
4025 (_cpp_lex_token): Update call site.
4027 * hashtable.c (ht_lookup): Don't assume that the string we've
4028 been given is NUL-terminated.
4029 * system.h: #define __builtin_expect(a, b) to (a) if not
4032 2001-09-10 Michael Meissner <meissner@redhat.com>
4034 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
4037 2001-09-10 David Edelsohn <edelsohn@gnu.org>
4039 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
4041 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4043 * builtins.c (c_getstr): Correct thinko in last change and further
4046 2001-09-10 Tim Freeman <tim@fungibole.com>
4048 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
4049 into varray's and register them as roots with the garbage
4050 collector so they are not collected too soon.
4052 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
4054 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
4056 * basic-block.h (flow_obstack, label_value_list,
4057 tail_recursion_label_list): Declare
4058 (tidy_fallthru_edges): Declare.
4059 (expunge_block, last_loop_beg_note): Delete.
4060 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
4062 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
4063 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
4064 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
4065 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
4066 expunge_block, flow_delete_block, compute_bb_for_insn,
4067 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
4068 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
4069 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
4070 try_redirect_by_replacing_jump, last_loop_beg_note,
4071 redirect_edge_and_branch, redirect_edge_and_branch_force,
4072 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
4073 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
4074 commit_edge_insertions, dump_flow_info, debug_flow_info,
4075 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
4076 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
4077 Move here from flow.c
4078 * cfganal.c: New file.
4079 (forwarder_block_p, can_fallthru, mark_critical_edges,
4080 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
4081 find_unreachable_blocks, create_edge_list, free_edge_list,
4082 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
4083 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
4084 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
4085 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
4086 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
4087 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
4088 Move here from flow.c
4089 * cfgbuild.c: New file
4090 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
4091 make_edges, find_basic_blocks_1, find_basic_blocks,
4092 find_sub_basic_blocks): Move here from flow.c
4093 * cfgcleanup.c: New file.
4094 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
4095 merge_blocks_move_predecessor_nojumps,
4096 merge_blocks_move_successor_nojumps, merge_blocks,
4097 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4098 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
4099 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
4101 * cfgloop.c: New file
4102 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
4103 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
4104 flow_loop_exit_edges_find, flow_loop_nodes_find,
4105 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4106 flow_loop_tree_node_add, flow_loops_tree_build,
4107 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
4108 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
4109 Move here from flow.c
4110 * flow.c: Remove everything moved elsewhere
4111 * output.h (cleanup_cfg): Return bool.
4113 * bb-reorder.c (reorder_block_def): Remove 'index'.
4114 (insert_intra_1): Add argument BB, set block for new note.
4115 (make_reorder_chain): Do not depdent on BB indexes.
4116 (make_reorder_chain_1): Do not use BB indexes.
4117 (label_for_bb): Likewise; set BB for new insn.
4118 (emit_jump_to_block_after): Likewise.
4119 (fixup_reoder_chain): Sanity check that all basic blocks
4120 are chained; verify newly created insn chain; remove
4121 undocnitional jump simplifying; Do not use BB indexes;
4122 properly initialize count and frequency information;
4123 dump reordered sequence.
4124 (insert_intra_bb_scope_notes): update call of insert_intra_1.
4125 (insert_inter_bb_scope_notes): Set block for new insn.
4126 (reorder_basic_blocks): Dump flow info before reoredering.
4128 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4130 * alias.c (clear_reg_alias_info): Use K&R format definition.
4131 Avoid unsigned warning.
4132 * builtins.c: Use "unsigned int", not "unsigned".
4133 (target_char_cast): Use host_integerp and tree_low_cst.
4134 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
4135 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
4136 (c_getstr): Likewise.
4137 (std_expand_builtin_va_arg): Use int_size_in_bytes.
4138 (builtin_memcpy_read_str): Avoid unsigned warning.
4139 (expand_builtin_memcpy): Alignments are unsigned.
4140 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
4141 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
4142 * predict.c (expensive_function_p): LIMIT now unsigned.
4143 * resource.c (mark_target_live_regs): Make some vars unsigned.
4144 * sdbout.c: Use "unsigned int", not "unsigned".
4145 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
4146 (sdbout_source_line): Likewise.
4147 (sdbout_record_type_name): Remove "const" for NAME declaration.
4148 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
4150 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
4152 * calls.c (store_one_arg): Expand comment.
4154 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4156 * calls.c (store_one_arg): Make sure that the entire argument is
4157 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
4159 2001-09-09 Richard Henderson <rth@redhat.com>
4161 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
4163 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
4165 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
4167 2001-09-09 Richard Henderson <rth@redhat.com>
4169 * config/alpha/alpha.c (alpha_next_sequence_number): New.
4170 (alpha_this_literal_sequence_number): New.
4171 (alpha_this_gpdisp_sequence_number): New.
4172 (some_operand, input_operand): Add HIGH.
4173 (local_symbolic_operand): New.
4174 (alpha_encode_section_info): New.
4175 (alpha_legitimate_address_p): Allow LO_SUM.
4176 (alpha_legitimize_address): Generate HIGH+LO_SUM.
4177 (alpha_expand_mov): Likewise.
4178 (secondary_reload_class): Check memory_operand not general_operand
4180 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
4181 (alpha_expand_unaligned_store): Likewise.
4182 (alpha_expand_unaligned_load_words): Likewise.
4183 (alpha_expand_unaligned_store_words): Likewise.
4184 (alpha_expand_block_clear): Likewise.
4185 (print_operand): Handle %#, %*, %H.
4186 (print_operand_address): Handle LO_SUM.
4188 (alpha_does_function_need_gp): Use it.
4189 (alpha_expand_block_move): Fix signed compare warnings.
4190 (alpha_sa_mask, alpha_align_insns): Likewise.
4191 * config/alpha/alpha-protos.h: Update.
4192 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
4193 (MASK_EXPLICIT_RELOCS): New.
4194 (TARGET_SWITCHES): Add -mexplicit-relocs.
4195 (EXTRA_CONSTRAINT): Add 'T'.
4196 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
4197 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
4198 (ENCODE_SECTION_INFO): Out line.
4199 (REDO_SECTION_INFO_P): New.
4200 (STRIP_NAME_ENCODING): New.
4201 (ASM_OUTPUT_LABELREF): New.
4202 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
4203 (PREDICATE_CODES): Update.
4204 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
4205 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
4206 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
4207 builtin_setjmp_receiver_er, exception_receiver_1_er,
4208 call_value_osf_1_er): New patterns.
4209 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
4210 (movqi, movhi, movsi): Add explicit $31 base register to lda.
4211 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
4212 (FINAL_PRESCAN_INSN): New.
4214 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
4216 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
4218 2001-09-08 Andreas Jaeger <aj@suse.de>
4220 * i386.h (TARGET_SWITCHES): Fix description.
4222 2001-09-07 David Edelsohn <edelsohn@gnu.org>
4224 * rs6000.c (num_insns_constant): Compute number of instructions
4227 * doc/install.texi: Explain AIX exception handling work-around.
4228 Update URL for AIX fixes.
4230 2001-09-07 Jim Wilson <wilson@redhat.com>
4232 * alias.c (clear_reg_alias_info): New.
4233 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
4234 * rtl.h (clear_reg_alias_info): Declare.
4236 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4238 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
4240 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
4241 (m16m,edivm,emulm): Change declaration to match definition.
4243 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4245 * reload.c (push_reload): Check for subreg_lowpart_p instead of
4246 SUBREG_BYTE being 0 when determining if the inner part of a subreg
4249 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4251 * c-common.c (signed_or_unsigned_type): Handle machine mode types
4252 which have no corresponding C type.
4253 * fold_const.c (target_isinf,target_isnan,target_negative): Update
4254 the representation of 64-bit doubles to work with 64-bit ints.
4256 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
4258 * config/mips/mips.c (override_options): Do not override ISA when ABI
4259 specified if MIPS_CPU_STRING_DEFAULT was specified.
4261 2001-09-07 Richard Henderson <rth@redhat.com>
4263 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
4264 (express_from_1): Wrap lines.
4265 * rtlanal.c (commutative_operand_precedence): Rename from
4266 operand_preference; export.
4267 * rtl.h: Declare it.
4268 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
4269 (simplify_binary_operation): Invoke simplify_plus_minus on
4270 (CONST (PLUS ...)) as well.
4271 (struct simplify_plus_minus_op_data): New.
4272 (simplify_plus_minus_op_data_cmp): New.
4273 (simplify_plus_minus): Use them. Avoid infinite recursion with
4274 simplify_binary_operation wrt CONST.
4276 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
4278 * h8300-protos.h (general_operand_dst_push): Remove.
4279 * h8300.c (general_operand_dst_push): Likewise.
4280 * h8300.h (OK_FOR_T): Likewise.
4281 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
4282 * h8300.md (pushqi_h8300): New.
4283 (pushqi_h8300hs): Likewise.
4285 (pushhi_h8300): Likewise.
4286 (pushhi_h8300hs): Likewise.
4289 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4291 * genattrtab.c (attr_printf): First arg is unsigned.
4292 Clean up formatting of callers.
4294 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
4296 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
4299 2001-09-07 Andreas Jaeger <aj@suse.de>
4301 * i386.h (TARGET_SWITCHES): Fix descriptions.
4303 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4305 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
4307 2001-09-06 Ira Ruben <ira@apple.com>
4309 Remove OP_IDENTIFIER.
4310 * tree.def (OP_IDENTIFIER): Remove.
4311 * tree.c (tree_node_kind enum): Remove op_id_kind.
4312 (tree_node_kind_names): Remove "op_identifiers".
4313 (make_node): Remove OP_IDENTIFIER test.
4314 (build_op_identifier): Removed because it isn't being used.
4315 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
4316 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
4318 2001-09-06 Richard Henderson <rth@redhat.com>
4320 * simplify-rtx.c (simplify_binary_operation): Revert last change.
4322 2001-09-06 Richard Henderson <rth@redhat.com>
4324 * simplify-rtx.c (simplify_binary_operation): Simplify contents
4327 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4329 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
4330 number used for CR register.
4332 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
4333 Joern Rennecke (amylaar@cygnus.com)
4335 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
4336 * h8300.c (initial_offset): Handle offset between RP and FP.
4337 (h8300_return_addr_rtx): New function.
4338 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
4340 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
4341 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
4342 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
4343 (CAN_ELIMINATE, REGISTER_NAMES):
4344 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
4346 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
4348 Remove TYPE_NONCOPIED_PARTS.
4349 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
4350 (struct tree_type): Remove noncopied_parts.
4351 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
4352 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
4353 (fixed_type_p): Remove.
4354 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
4355 (expand_expr, MODIFY_EXPR): Likewise.
4356 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
4357 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
4359 2001-09-06 Alan Modra <amodra@bigpond.net.au>
4361 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
4363 (mask64_operand): Likewise.
4364 (includes_rldic_lshift_p): Likewise.
4365 (includes_rldicr_lshift_p): Likewise.
4367 2001-09-05 Ziemowit Laski <zlaski@apple.com>
4369 * objc/objc-act.c (build_message_expr): If a class method cannot
4370 be found, do not issue a warning if a corresponding instance
4371 method exists in the root class.
4373 2001-09-05 Richard Henderson <rth@redhat.com>
4375 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
4377 2001-09-05 Zack Weinberg <zack@codesourcery.com>
4379 * function.c (ggc_mark_struct_function): Mark f->outer.
4380 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
4381 * integrate.c (output_inline_function): ... not here.
4383 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
4385 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
4387 * i386.c (size_cost): New static variable.
4388 (override_function): Use size_cost when -Os is specified.
4390 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
4391 properly; Use current_function_calls_eh_return.
4392 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
4393 use leave to avoid depdendancy chain.
4395 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
4396 get BB loop_depth instead of computing it from LOOP notes.
4398 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
4400 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4402 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4403 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4404 UNALIGNED_DOUBLE_INT_ASM_OP): Define
4406 2001-09-05 Jeffrey A Law (law@cygnus.com)
4407 Jason Merrill (jason@redhat.com)
4409 * stor-layout.c (layout_type): Complain if an array's size can
4410 not be represented in a size_t.
4412 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
4414 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
4416 * gcc.c: (process_command) Add parentheses around assignment
4417 used as truth value.
4419 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
4421 * config/mips/mips.c (save_restore_insns): Don't mark any register
4422 save slots as unchanging if current_function_calls_eh_return.
4424 2001-09-05 Richard Henderson <rth@redhat.com>
4426 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
4427 * config/alpha/alpha-protos.h: Declare it.
4428 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
4429 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
4430 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
4431 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
4432 (REG_OK_FOR_BASE_P): Select one of the above.
4434 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
4436 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
4437 (crti.o): Prefix name of object file with $(T).
4440 2001-09-05 David S. Miller <davem@redhat.com>
4442 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
4443 * config/sparc/linux64.h: Likewise.
4445 2001-09-05 Andreas Jaeger <aj@suse.de>
4447 * doc/invoke.texi (i386 Options): -mwide-multiply is not
4448 available anymore, remove the documentation.
4449 (i386 Options): Fix typo, cleanup index entries.
4451 * prefix.c (concat): Remove, we can use the version from liberty.
4453 2001-09-05 Richard Henderson <rth@redhat.com>
4455 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
4456 New functions split out of md file expanders.
4457 * config/alpha/alpha-protos.h: Declare them.
4458 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
4460 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
4462 * cppmacro.c (funlike_invocation_p): No need to restore context.
4464 2001-09-04 Richard Henderson <rth@redhat.com>
4466 * reload.c (push_reload): Export.
4467 * reload.h (push_reload): Declare it.
4469 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
4470 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4471 * config/alpha/alpha.c (alpha_legitimize_address): New.
4472 (alpha_legitimize_reload_address): Likewise.
4473 * config/alpha/alpha-protos.h: Declare them.
4475 2001-09-04 Stan Shebs <shebs@apple.com>
4477 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
4478 * config/darwin.c (machopic_stub_name): Account for internally
4479 generated lib calls such as memcpy.
4481 2001-09-04 Richard Henderson <rth@redhat.com>
4483 * unwind.h (_UA_END_OF_STACK): New flag.
4484 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
4486 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
4488 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
4490 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
4492 * config/mips/mips.c (save_restore_insns): Change base_offset to
4493 fp_offset in second call to mips_emit_frame_related_store.
4495 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
4497 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
4498 sometimes be represented as a NOTE of type
4499 NOTE_INSN_DELETED_LABEL.
4500 (Insns): Document NOTE_INSN_DELETED_LABEL.
4502 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
4504 * c-common.h (tree_dump_index): Add more comments.
4505 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
4506 (dump_option_value_info): New struct.
4507 (dump_options): New array.
4508 (dump_switch_p): Parse switch options symbolically.
4509 * doc/invoke.texi (-fdump-ast): Rename to ...
4510 (-fdump-tree): ... here. Document that options are symbolic, and
4511 not all are applicable.
4513 2001-09-04 David S. Miller <davem@redhat.com>
4515 * config/sparc/sparc.md (define_splits): Kill constraints.
4517 Cleanup redundant and unused insn attributes.
4518 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
4519 binary, and move. Mark ialu as default.
4520 (commented out define_function_unit "alu"): Kill.
4521 (define_attr "use_clobbered"): Kill.
4522 (whole file): Kill address insn type references. Replace
4523 all unary/binary/move references with ialu.
4524 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
4525 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
4528 Simplify length insn attribute and make more judicious use
4529 of insn attribute defaulting.
4530 * config/sparc/sparc.md (all insns with length > one): Mark as
4531 insn type multi if real instructions, else use default if
4532 it is a forced splitter.
4533 (all insns with length == one): Use default insn length.
4534 (all insns of type ialu): Use default insn type.
4536 Fix erroneous insn attribute settings.
4537 (addx): Set insn type to misc.
4538 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
4539 const_umulsidi3_sp64): Set insn type to imul.
4541 Track SFmode vs DFmode insns according to UltraSPARC
4543 * config/sparc/sparc.md ("fptype"): New attribute, default
4545 (all DFmode single insns): Mark as fptype "double".
4547 2001-09-03 Jakub Jelinek <jakub@redhat.com>
4549 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
4551 2001-09-03 Richard Henderson <rth@redhat.com>
4553 * function.h (struct function): Add arg_pointer_save_area_init.
4554 * function.c (expand_function_end): Init arg_pointer_save_area.
4555 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
4556 when called from a nested function.
4558 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
4560 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
4563 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4565 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
4567 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
4569 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
4570 (emit_push_insn): Use specified padding direction when
4571 STACK_PUSH_CODE is POST_INC.
4573 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
4575 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4577 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
4579 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
4581 * cppinit.c (cpp_start_read): Free the imacros list as we
4582 traverse it. Don't free the chains before returning.
4583 (_cpp_push_next_buffer): Only try pushing buffers if we've
4584 completed -imacros handling.
4586 2001-08-31 Eric Christopher <echristo@redhat.com>
4588 * gcc.c (handle_braces): Add explaination for abort.
4590 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
4592 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
4593 move adjustment of bitpos instead.
4595 2001-08-31 Zack Weinberg <zack@codesourcery.com>
4597 * function.c: Remove all_functions. Make outer_function_chain
4599 (init_function_start): Don't add new function structure to
4601 (find_function_data, push_function_context_to,
4602 pop_function_context_from, put_var_into_stack,
4603 trampoline_address): Update for changed structure element names.
4604 (push_function_context_to): Disentangle.
4605 (free_after_compilation): Also free F.
4606 (expand_dummy_function_end): Don't free cfun here.
4607 (put_var_into_stack): Comment why we can't use find_function_data here.
4608 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
4609 (mark_function_chain): Split into maybe_mark_struct_function and
4610 ggc_mark_struct_function. Export the latter.
4611 (init_function_once): Mark from cfun and outer_function_chain;
4614 * function.h (struct function): Kill next_global. Rename next
4615 to outer. All users updated to match.
4616 (all_functions, outer_function_chain): Don't declare.
4618 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
4619 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
4620 don't touch f->inlinable, after calling rest_of_compilation.
4622 * tree.h: Forward-declare struct function. Prototype
4623 ggc_mark_struct_function.
4625 2001-08-31 Kazu Hirata <kazu@hxi.com>
4627 * config/h8300/h8300.md (*andorhi3): Fix typos.
4629 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4631 * calls.c (emit_library_call_value): Don't use a fixed
4632 argument after VA_CLOSE, i.e. out of scope in traditional C.
4634 * emit-rtl.c (gen_rtvec): Likewise.
4636 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4638 * Makefile.in (c-pragma.o): Depend on output.h.
4639 (reorg.o): Depend on except.h.
4641 * c-pragma.c: Include output.h.
4643 * reorg.c: Include except.h.
4645 * unwind-dw2.c: Call __builtin_alloca, not alloca.
4647 2001-08-31 Richard Henderson <rth@redhat.com>
4649 * sched-deps.c (add_dependence): Don't elide dependancy if the
4650 conditional used by insn is modified in elem.
4652 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
4654 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
4656 2001-08-31 Diego Novillo <dnovillo@redhat.com>
4658 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
4661 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
4663 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
4665 (stormy16_asm_out_constructor): New function.
4666 (TARGET_ASM_CONSTRUCTOR): Define.
4667 (TARGET_ASM_DESTRUCTOR): Define.
4669 2001-08-31 Andreas Jaeger <aj@suse.de>
4671 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
4672 * loop.c (add_label_notes): Likewise.
4673 * reload.c (find_reloads): Likewise.
4674 * config/sh/sh.c (machine_dependent_reorg): Likewise.
4676 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
4678 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
4679 code here. Take _Unwind_{W,Sw}ord*.
4680 (read_encoded_value_with_base): Use them.
4681 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
4683 (extract_cie_info): Simplify read_?leb128 handling.
4684 (execute_stack_op, execute_cfa_program): Likewise.
4685 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
4687 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
4689 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
4690 the frame pointer to pop the stack if convenient.
4692 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
4693 Don't use post-increment before combine.
4694 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
4695 a call-saved register.
4697 2001-08-31 Andreas Jaeger <aj@suse.de>
4699 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
4702 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
4704 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
4705 not DIV/MOD, of course.
4707 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
4709 * rtl.def: Undo my patch commited 2001-08-27.
4711 * genattrtab.c: Ditto.
4715 * sched-int.h: Ditto.
4717 * target-def.h: Ditto.
4721 * haifa-sched.c: Ditto.
4723 * sched-rgn.c: Ditto.
4725 * sched-vis.c: Ditto.
4727 * Makefile.in: Ditto.
4729 * doc/md.texi: Ditto.
4731 * doc/tm.texi: Ditto.
4733 * doc/contrib.texi: Ditto.
4735 * doc/gcc.texi: Ditto.
4737 * genattrtab.h: Remove it.
4739 * genautomata.c: Remove it.
4741 * genattr.c: Undo my patch and Richard Henderson's patch commited
4744 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
4746 * config.gcc (h8300-*-elf*): New case.
4747 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
4748 (SUBTARGET_CPP_SPEC): Define.
4749 (EXTRA_SPECS): Define.
4750 (SUBTARGET_EXTRA_SPECS): Define.
4751 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
4752 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
4754 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
4756 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
4757 (LIB2FUNCS_EXTRA): Define.
4758 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
4759 config/h8300/fixunssfsi.c: New file.
4761 2001-08-30 Kazu Hirata <kazu@hxi.com>
4763 * config/h8300/h8300.md (zero_extendqihi2): Changes to
4764 define_expand to accomodate target-specific attributes.
4765 (anonymous zero_extendqihi2 patterns): New.
4767 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
4769 * h8300.md (*andorhi3): New pattern.
4771 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
4773 * h8300.c (dosize): Fix test for "sub".
4775 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
4777 * c-typeck.c (pointer_diff): Try to eliminate common term before
4780 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
4782 * config/arm/arm.c (arm_compute_initial_elimination_offset):
4783 Account for the saves of the FP registers.
4785 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
4786 (TEXT_SECTION_ASM_OP): Define.
4787 (INIT_SECTION_ASM_OP): Define.
4788 (FINI_SECTION_ASM_OP): Define.
4789 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
4790 (RDATA_SECTION_FUNCITON): Provide prototype.
4792 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
4794 * reload1.c (move2add_note_store): Correct typo checking for
4797 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
4799 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
4800 note should not be considered outside the libcall block.
4802 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4804 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
4806 2001-08-29 Kazu Hirata <kazu@hxi.com>
4808 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
4810 2001-08-29 Kazu Hirata <kazu@hxi.com>
4812 * config/h8300/h8300-protos.h: Add a prototype for
4814 * config/h8300/h8300.c (emit_logical_op): New.
4815 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
4822 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
4824 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
4825 comparison with rtx INTVAL.
4826 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
4828 * pa.h (FUNCTION_ARG_SIZE): Likewise.
4830 2001-08-29 Kazu Hirata <kazu@hxi.com>
4832 * config/h8300/lib1funcs.asm: Update the copyright. Fix
4835 2001-08-29 Kazu Hirata <kazu@hxi.com>
4837 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
4838 (reg n) to (mem (pre_dec (reg n))
4839 (anonymous movsi pattern): Likewise.
4841 2001-08-29 Kazu Hirata <kazu@hxi.com>
4843 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
4845 2001-08-29 Kazu Hirata <kazu@hxi.com>
4847 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
4848 several special constants.
4850 2001-08-29 Kazu Hirata <kazu@hxi.com>
4852 * config/h8300/lib1funcs.asm: Fix comment typos.
4854 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4856 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
4857 Fix format specifier warnings.
4859 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
4860 inet_makeaddr, semctl): Prototype.
4862 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
4863 (save_restore_insns): Use base_offset, not gp_offset.
4865 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
4866 (ASM_OUTPUT_BYTE): Fix format specifier warning.
4868 2001-08-29 Richard Henderson <rth@redhat.com>
4870 * bb-reorder.c (function_tail_eff_head): New.
4871 (record_effective_endpoints): Set it.
4872 (fixup_reorder_chain): Use it.
4874 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4876 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
4878 2001-08-28 Dale Johannesen <dalej@apple.com>
4880 * config/darwin.c (machopic_function_base_name): Add const
4881 qualifier to a string.
4882 (darwin_encode_section_info): Ditto.
4884 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4886 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
4887 function definition.
4889 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
4891 * df.h (struct df): Add rts_order variable.
4893 * df.c (df_visit_next_rts): New function.
4894 (df_visit_next): Renamed to df_visit_next_rc
4895 (df_analyse_1): Allocate/compute/free rts_order as well.
4896 (df_rd_global_compute): Use df_visit_next_rc instead of
4898 (df_ru_global_compute): Use df_visit_next_rts instead of
4901 * flow.c (flow_reverse_top_sort_order_compute): New function.
4903 * basic-block.h: Add prototype.
4905 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
4907 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
4908 blocks, the BB_REACHABLE is now set, rather than aux being
4909 non-NULL. Update the test to reflect this.
4911 2001-08-28 Eric Christopher <echristo@redhat.com>
4913 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
4914 config/mips/crti.asm: Ditto.
4916 2001-08-28 Eric Christopher <echristo@redhat.com>
4917 Richard Henderson <rth@redhat.com>
4919 * c-pragma.h (add_weak): Move prototype from here...
4920 * output.h (add_weak): ... to here.
4921 * varasm.c (add_weak): Fix typo.
4922 * config/mips/crti.asm: New file.
4923 * config/mips/crtn.asm: Ditto.
4924 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
4925 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
4926 (INVOKE__main): Ditto.
4927 (INIT_SECTION_ASM_OP): New.
4928 (FINI_SECTION_ASM_OP): Ditto.
4929 (STARTFILE_SPEC): Add crti.
4930 (ENDFILE_SPEC): Add crtn.
4931 * config/mips/elf64.h: Same.
4932 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
4934 * config/mips/vxworks.h: Ditto.
4935 * config/mips/t-elf: Support crti and crtn.
4937 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4939 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
4942 2001-08-28 Richard Henderson <rth@redhat.com>
4944 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
4945 (one_cmplbi2 splitter): Remove redundant test.
4947 2001-08-28 Dale Johannesen <dalej@apple.com>
4949 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
4951 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
4953 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
4955 2001-08-28 Stan Shebs <shebs@apple.com>
4957 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
4958 (UNALIGNED_SHORT_ASM_OP): Define.
4959 (UNALIGNED_INT_ASM_OP): Define.
4961 2001-08-28 Will Cohen <wcohen@redhat.com>
4963 * config/rs6000/rs6000.md (store_multiple): Correct RTL
4964 generation for first set.
4966 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4968 * flow.c (redirect_edge_succ_nodup): Return new edge.
4969 (try_simplify_condjump): Use new edge.
4970 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
4972 * cse.c (cse_basic_block): Skip note instructions.
4974 2001-08-27 Richard Henderson <rth@redhat.com>
4976 * combine.c (combine_simplify_rtx): Don't reverse condition
4977 if there is no reverse for the condition.
4978 (simplify_comparison): Don't simplify subregs from INT to FP.
4980 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
4981 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
4982 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
4983 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
4984 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
4985 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
4987 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4989 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
4990 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
4992 (adddi_dilshr32, adddi_dishl32): Only data register can be
4993 source for mem destination.
4995 * expmed.c (store_bit_field): Ignore adjustment to bitpos
4996 and use bitnum to decide about register move.
4998 2001-08-27 Richard Henderson <rth@redhat.com>
5000 * genattr.c (main): Emit state_t even when not doing scheduling.
5002 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5003 Richard Henderson <rth@redhat.com>
5005 * gcse.c (reg_first_set, reg_last_set): Replace with ...
5006 (reg_avail_info, current_bb): ... these.
5007 (oprs_unchanged_p, record_last_reg_set_info): Use them.
5008 (compute_hash_table): Likewise.
5010 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5012 * flow.c (verify_flow_info): Use checksums to verify edges.
5014 2001-08-27 Richard Henderson <rth@redhat.com>
5016 * genautomata.c (expand_automata): Always create a description.
5018 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5020 * optabs.c (expand_binop): Correctly handle the carry in multiword
5021 add/subtract operations.
5023 2001-08-27 Fred Fish <fnf@be.com>
5025 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
5028 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5030 * reload.c (find_reloads_toplev): Back out this change:
5032 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
5034 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
5035 mem if the address is a mode_dependent_address_p.
5037 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5039 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5040 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5041 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5044 * genattr.c (main): New variable num_insn_reservations. Increase
5045 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5046 pipeline hazard recognizer interface.
5048 * genattrtab.h: New file.
5050 * genattrtab.c: Include genattrtab.h.
5051 (attr_printf, check_attr_test, make_internal_attr,
5052 make_numeric_value): Move protypes into genattrtab.h. Define them
5054 (num_dfa_decls): New global variable.
5055 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5056 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5057 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5058 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5060 * genautomata.c: New file.
5062 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5064 * sched-int.h: (curr_state): Add the external definition for
5065 automaton pipeline interface.
5066 (haifa_insn_data): Add comments for members blockage and units.
5068 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5069 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5070 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5071 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5072 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5073 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5074 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5076 (TARGET_SCHED): Use the new macros.
5078 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5079 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5080 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5081 dfa_bubble): New members in gcc_target.sched.
5083 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5084 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5085 (insn_queue): Redefine it as pointer to array.
5086 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5088 (max_insn_queue_index_macro_value): New variable.
5089 (curr_state, dfa_state_size, ready_try): New varaibles for
5090 automaton interface.
5091 (ready_element, ready_remove, max_issue): New function prototypes
5092 for automaton interface.
5093 (choose_ready): New function prototype.
5094 (insn_unit, blockage_range): Add comments.
5095 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5096 FUNCTION_UNITS_SIZE == 0.
5097 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5098 actual_hazard, potential_hazard): Add comments.
5099 (insn_cost): Use cost -1 as undefined value. Remove
5100 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5102 (ready_element, ready_remove): New functions for automaton
5104 (schedule_insn): Add new code for automaton pipeline interface.
5105 (queue_to_ready): Add new code for automaton pipeline interface.
5106 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5107 (debug_ready_list): Print newline when the queue is empty.
5108 (max_issue): New function for automaton pipeline interface.
5109 (choose_ready): New function.
5110 (schedule_block): Add new code for automaton pipeline interface.
5111 Print ready list before scheduling each insn.
5112 (sched_init): Add new code for automaton pipeline interface.
5113 Initiate insn cost by -1.
5114 (sched_finish): Free the current automaton state and finalize
5115 automaton pipeline interface.
5117 * sched-rgn.c: Include target.h.
5118 (init_ready_list, new_ready, debug_dependencies): Add new code for
5119 automaton pipeline interface.
5121 * sched-vis.c: Include target.h.
5122 (get_visual_tbl_length): Add code for automaton interface.
5123 (target_units, print_block_visualization): Add comments.
5125 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5126 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5127 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5128 (getruntime.o, genautomata.o): New entries.
5129 (genattrtab.o): Add new dependency file genattrtab.h.
5130 (genattrtab): Add new dependencies. Link it with `libm.a'.
5131 (getruntime.o, hashtab.o): New entries for canadian cross.
5133 * doc/md.texi: Description of automaton based model.
5135 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5137 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5138 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5139 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5140 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5141 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5142 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5143 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5145 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5146 MAX_DFA_ISSUE_RATE): New macro descriptions.
5148 * doc/contrib.texi: Add dfa based scheduler contribution.
5150 * doc/gcc.texi: Add more information about genattrtab.
5152 2001-08-27 Diego Novillo <dnovillo@redhat.com>
5154 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
5157 2001-08-27 Richard Henderson <rth@redhat.com>
5159 * function.c (expand_function_end): Don't init arg_pointer_save_area.
5160 (get_arg_pointer_save_area): New. Create an init it here.
5161 (fix_lexical_addr): Use it.
5162 * function.h: Declare it.
5163 * builtins.c (expand_builtin_setjmp_receiver): Use it.
5164 * stmt.c (expand_nl_goto_receiver): Use it.
5166 2001-08-27 Richard Henderson <rth@redhat.com>
5168 * final.c (final_scan_insn): Don't enter APP_ON mode for
5171 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
5172 alignment for assemble_integer for DW_EH_PE_aligned.
5173 * except.c (output_function_exception_table): Likewise.
5175 2001-08-26 Andreas Jaeger <aj@suse.de>
5177 * c-tree.h: Add prototyp for c_sizeof_nowarn.
5179 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
5181 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
5183 2001-08-27 Alan Modra <amodra@bigpond.net.au>
5185 * config/rs6000/rs6000.c (mask_operand): Rewrite without
5187 (mask64_operand): Likewise.
5188 (rldic_operand): Delete.
5189 (includes_lshift64_p): Delete.
5190 (includes_rldic_lshift_p): New function.
5191 (includes_rldicr_lshift_p): New function.
5192 (print_operand): Don't call rldic_operand in case 'W'.
5193 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
5194 (includes_lshift64_p): Remove.
5195 (includes_rldic_lshift_p): Declare.
5196 (includes_rldicr_lshift_p): Declare.
5197 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
5198 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
5199 Replace match_operand rldic_operand predicate with
5200 const_int_operand. Replace includes_lshift64_p condition with
5201 includes_rldic_lshift_p.
5202 <ashldi3_internal 64 bit rldicr patterns>: New.
5204 2001-08-27 Andreas Jaeger <aj@suse.de>
5206 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
5207 * errors.c: Likewise.
5208 * final.c: Likewise.
5209 * dwarf2asm.c: Likewise.
5210 * doprint.c (checkit): Likewise.
5211 * diagnostic.c: Likewise.
5212 * collect2.c: Likewise.
5213 * calls.c: Likewise.
5214 * c-semantics.c (build_stmt): Likewise.
5215 * c-format.c (status_warning): Likewise.
5216 * c-errors.c (pedwarn_c99): Likewise.
5217 * builtins.c (validate_arglist): Likewise.
5218 * config/pj/pj.c (pj_printf): Likewise.
5219 * fix-header.c: Likewise.
5221 * gcov.c (fnotice): Likewise.
5222 * gensupport.c (message_with_line): Likewise.
5223 * mips-tfile.c: Likewise.
5224 * protoize.c (notice): Likewise.
5225 * read-rtl.c (fatal_with_file_and_line): Likewise.
5226 * rtl-error.c: Likewise.
5227 * tradcpp.c: Likewise.
5229 * cp/tree.c (build_min_nt): Likewise.
5230 (build_min): Likewise.
5231 * cp/lex.c: Likewise.
5232 * cp/errfn.c: Likewise.
5233 * cp/rtti.c (create_pseudo_type_info): Likewise.
5235 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
5237 * df.c (df_uses_record): Return after recording all uses
5240 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
5242 * df.c (df_insn_modify): Realloc the INSN table here, if
5243 necessary, here, too.
5245 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
5247 * config/mips/mips.c (mips_function_value): Handle complex return
5250 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
5252 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
5254 * reload.c (make_memloc): Copy result if it is still
5255 reg_equiv_memory_loc[regno] on return.
5256 (subst_reloads) [ENABLE_CHECKING]: Check that none of
5257 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
5258 reg_equiv_mem are modified by the substitutions.
5260 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5262 * predict.c (expensive_function_p): New.
5263 * rtl.h (expensive_function_p): Declare.
5264 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
5265 (use_fast_prologue_epilogue): New static variable.
5266 (expand_prologue): Set it; emit short prologues if unset.
5267 (expand_epilogue): Likewise.
5269 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
5271 * config.gcc: Add stormy16-*-elf case.
5272 * config/stormy16/stormy-abi: New file.
5273 * config/stormy16/stormy16-lib2.c: New file.
5274 * config/stormy16/stormy16-protos.h: New file.
5275 * config/stormy16/stormy16.c: New file.
5276 * config/stormy16/stormy16.h: New file.
5277 * config/stormy16/stormy16.md: New file.
5278 * config/stormy16/t-stormy16: New file.
5280 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
5282 * i386.h (no-accumulate-outgoing-args): Use proper mask.
5284 2001-08-24 David Edelsohn <edelsohn@gnu.org>
5286 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
5287 descriptor members are pointer size, not constant 4.
5288 * config/rs6000/rs6000.md (define_splits): Remove more unused
5291 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5293 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
5295 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
5297 * cp/rtti.c (VPARAMS): Fix parameter.
5299 2001-08-24 Zack Weinberg <zackw@panix.com>
5301 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
5303 (mode_for_extraction): No need for #ifdefs. Add default-case abort
5305 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
5306 in if controlling use of insv.
5307 (extract_bit_field): Likewise, for extv and extzv.
5309 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
5311 * i386.md (movcc peep2): Fix load of 0.
5313 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5315 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
5316 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
5318 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
5320 * c-pragma.h: Move weak_syms and weak_decls...
5321 * varasm.c: ...here. Now static.
5322 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
5323 depend on HANDLE_PRAGMA_WEAK.
5325 * c-common.c (c_alignof, c_alignof_expr): Move here...
5326 * c-typeck.c: ...from here.
5327 * c-tree.h, c-common.h: Adjust.
5329 2001-08-23 Bernd Schmidt <bernds@redhat.com>
5331 * config/ia64/ia64.c (rws_update): If !pred, set write_count
5332 instead of incrementing it.
5334 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
5335 asm ready, don't try to move them all into the same array element.
5337 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5339 * function.c (thread_prologue_and_epilogue_insns): Avoid
5340 fallthru flag on edge to exit.
5342 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
5344 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
5347 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
5349 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
5350 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
5351 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
5354 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
5356 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
5357 replace "GNU CC" with "GCC".
5359 2001-08-23 Richard Henderson <rth@redhat.com>
5361 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
5362 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
5363 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
5364 Need GR between FR and not GR_AND_FR.
5365 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
5366 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
5367 AR regs before GR regs.
5368 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
5369 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
5370 (REGISTER_MOVE_COST): Update.
5371 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
5373 2001-08-23 Richard Henderson <rth@redhat.com>
5375 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
5378 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
5380 * reload1.c (emit_reload_insns): Don't look for notes
5381 on a NULL store_insn.
5383 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5385 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
5386 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
5387 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
5388 format specifier warnings.
5389 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
5391 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
5393 * config/i386/i386-protos.h: Correct declaration of
5394 i386_pe_asm_named_section.
5396 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
5398 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
5400 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5402 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
5404 * cpperror.c (print_location): Don't show _Pragma.
5405 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
5406 and file change callback generation here.
5407 (stack_include_file): Update use of cpp_push_buffer.
5408 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
5409 (struct cpp_buffer): Remove type, pfile members.
5410 * cppinit.c (cpp_handle_option): Use free_chain.
5411 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
5412 (skip_escaped_newlines, get_effective_char, lex_percent): Take
5413 a cpp_reader rather than a cpp_buffer.
5414 (skip_escaped_newlines, get_effective_char, skip_block_comment,
5415 skip_line_comment, parse_string, lex_percent, lex_dot,
5416 _cpp_lex_token): Update accordingly.
5417 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
5419 (cpp_push_buffer): Update prototype.
5420 (run_directive): Update use of cpp_push_buffer.
5421 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
5422 handle_assertion): Update use of run_directive.
5423 * cpplib.h (enum cpp_buffer_type): Remove.
5424 (cpp_push_buffer): Update prototype.
5425 * fix-header.c (read_scan_file): Update.
5427 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5429 * gcc.c (struct prefix_list): Change prefix to const char *.
5431 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5433 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
5435 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
5437 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
5440 * jump.c (squeeze_notes): Take parms by reference. Handle END being
5443 * ifcvt.c (dead_or_predicable): Adjust.
5444 * loop.c (find_and_verify_loops): Adjust.
5445 * stmt.c (expand_end_case): Adjust.
5446 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
5447 head and end insn pointers in the basic block, not just local copies.
5448 (merge_blocks_move_predecessor_nojumps): Likewise.
5450 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
5452 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
5453 bitmap.h, builtin-types.def, builtins.c, builtins.def,
5454 c-aux-info.c, c-common.c, c-common.def, c-common.h,
5455 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
5456 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
5457 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
5458 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
5459 conditions.h, config.gcc, configure.frag, configure.in,
5460 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
5461 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
5462 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
5463 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
5464 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
5465 emit-rtl.c, errors.c, errors.h, except.c, except.h,
5466 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
5467 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
5468 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
5469 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
5470 gencheck.c, gencodes.c, genconfig.c, genemit.c,
5471 genextract.c, genflags.c, gengenrtl.c, genmultilib,
5472 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
5473 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
5474 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
5475 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
5476 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
5477 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
5478 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
5479 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
5480 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
5481 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
5482 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
5483 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
5484 params.h, predict.c, predict.def, predict.h, prefix.c,
5485 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
5486 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
5487 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
5488 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
5489 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
5490 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
5491 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
5492 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
5493 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
5494 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
5495 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
5496 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
5497 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
5498 xcoffout.h: replace "GNU CC" with "GCC".
5500 2001-08-21 Richard Henderson <rth@redhat.com>
5502 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
5503 (final_scan_insn): Consider jump tables data even if we have no
5504 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
5506 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
5507 (ASM_OUTPUT_CASE_END): Remove.
5508 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
5509 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
5510 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
5512 2001-08-21 Richard Henderson <rth@redhat.com>
5514 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
5515 at barrier insns. Emit stop bits before barriers.
5517 * flow.c (flow_find_cross_jump): Don't consider unconditional
5518 return insns for commoning.
5520 * final.c (compute_alignments): Fix typo.
5522 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
5523 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
5524 (store_bit_field): Use mode_for_extraction more places.
5525 (extract_bit_field): Likewise.
5527 2001-08-21 Zack Weinberg <zackw@panix.com>
5529 * caller-save.c: Don't include insn-codes.h.
5530 (reg_save_code, reg_restore_code): Make arrays of int.
5531 All uses updated to match.
5532 (insert_save, insert_restore): No need to initialize "code"
5533 variable upon declaration.
5534 * Makefile.in: update dependencies; fix typo in clean rule.
5536 2001-08-21 Richard Henderson <rth@redhat.com>
5538 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
5539 (merge_if_block): Handle fallout from same.
5541 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5543 * builtins.c (type_to_class): Fix typo in last change.
5545 2001-08-21 Richard Henderson <rth@redhat.com>
5547 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
5548 ia64_asm_output_label.
5550 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
5551 copy of gp while the real gp register contains garbage.
5553 2001-08-21 Zack Weinberg <zackw@panix.com>
5555 * expmed.c (mode_for_extraction): New function.
5556 (store_bit_field, extract_bit_field): Use it.
5557 * expr.h: Prototype it and provide an enum for its first argument.
5559 * combine.c, function.c, recog.c: Don't include insn-codes.h.
5560 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
5561 and digging through the insn_data tables.
5562 * Makefile.in: Update dependencies.
5564 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
5566 * cppfiles.c (stack_include_file): line-map.c now handles include
5568 (handle_missing_handler): Similarly.
5569 (_cpp_execute_include): Similarly.
5570 (_cpp_pop_file_buffer): Similarly.
5571 * cpphash.h (struct cpp_reader): Remove system_include_depth,
5572 buffer_stack_depth and include_depth.
5573 * cpplib.c (do_include_common): line-map.c now handles include depth.
5574 (cpp_push_buffer): Similarly.
5575 (_cpp_pop_buffer): Similarly.
5576 * cppmacro.c (builtin_macro): Update.
5577 * line-map.c (init_line_maps): Set depth.
5578 (add_line_map): Increment "used" earlier. Update and use the
5580 (trace_include): Use the include depth.
5581 * line-map.h (struct line_maps): New member depth.
5583 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5585 * cppfiles.c (stack_include_file): Don't handle -H here.
5586 * cppinit.c (cpp_start_read): Set include tracing after
5587 cpp_post_options and after stacking the main file.
5588 * line-map.c (trace_include): New.
5589 (init_line_maps, add_line_map): Update.
5590 * line-map.h (struct line_maps): New member trace_includes.
5592 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5594 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
5595 * cppfiles.c (stack_include_file): Only stack a file if there
5596 is something to do. Return a boolean indicating whether a
5597 buffer was stacked or not.
5598 (_cpp_execute_include): Similarly.
5599 (_cpp_read_file): Similarly.
5600 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
5602 2001-08-21 Sam Steingold <sds@gnu.org>
5604 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
5605 (RECACHE): keep obufp_before_macroname up to date
5607 2001-08-21 Zack Weinberg <zackw@panix.com>
5609 * stmt.c: Don't include insn-codes.h.
5610 (expand_end_case): Machine specific logic moved to expr.c.
5611 No need to worry about __builtin_classify_type.
5612 (check_for_full_enumeration_handling, emit_case_nodes):
5615 * builtins.o (expand_builtin_classify_type): Split up so code
5616 can be shared with fold_builtin_classify_type.
5617 (type_to_class, fold_builtin_classify_type): New functions.
5618 (fold_builtins): Handle __builtin_classify_type.
5620 * expr.c (do_tablejump): Now static.
5621 (case_values_threshold, try_casesi, try_tablejump): New;
5622 code mostly from stmt.c (expand_end_case).
5623 (expr.h): Update prototypes.
5625 * Makefile.in (stmt.o): Update dependencies.
5627 2001-08-21 Will Cohen <wcohen@redhat.com>
5629 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
5630 declaration of variable i.
5631 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
5632 declaration of variable i.
5634 2001-08-21 Richard Henderson <rth@redhat.com>
5636 * crtstuff.c: Fix thinko last change. Move list tails to start
5637 of CRT_END section. Tidy ifdefs.
5638 (__EH_FRAME_BEGIN__): Always static for ELF.
5639 (__do_global_ctors_1): Rename from __frame_dummy.
5640 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
5641 name change; don't hide __EH_FRAME_BEGIN__.
5643 2001-08-21 Richard Henderson <rth@redhat.com>
5645 * gdbinit.in: Move break on exit after break on fancy_abort.
5647 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
5650 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5652 * cpphash.h (_cpp_push_next_buffer): New.
5653 * cppinit.c (do_includes): Remove.
5654 (push_include, free_chain, _cpp_push_next_buffer): New.
5655 (cpp_start_read): Use them to rework command line option handling.
5656 (cpp_handle_option): Combine handling of -include and -imacros.
5657 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
5658 appropriate. Always insert missing \n at EOF.
5659 * cpplib.c (start_directive): Get the directive position right.
5660 * cppmain.c (cb_file_change): Always print the first line, unless
5663 2001-08-20 Andreas Jaeger <aj@suse.de>
5665 * profile.c (compute_branch_probabilities): Remove extra new-line
5667 * flow.c (verify_flow_info): Likewise.
5669 2001-08-20 Diego Novillo <dnovillo@redhat.com>
5671 * basic-block.h (basic_block): Add new field 'flags'.
5672 (BB_REACHABLE): Define.
5673 (expunge_block): Declare.
5674 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
5675 (EXIT_BLOCK_PTR): Ditto.
5676 (expunge_block): Remove static declaration.
5677 (cleanup_cfg): Clear bb->aux on every basic block.
5678 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
5679 computing reachability.
5680 (delete_unreachable_blocks): Delete block b if b->flags has
5683 2001-08-20 Diego Novillo <dnovillo@redhat.com>
5685 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
5687 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5689 * sparc.c (sparc_variable_issue): Fix typo in last change.
5691 2001-08-20 Richard Henderson <rth@redhat.com>
5693 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
5695 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
5697 * pa.h (RETURN_IN_MEMORY): Improve comment.
5699 2001-08-20 Janis Johnson <janis187@us.ibm.com>
5701 * doc/invoke.texi (Profiling options): Clarify the interactions
5702 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
5704 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
5706 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
5709 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5711 * gcc.c (make_relative_prefix): Allocate a sufficiently large
5714 2001-08-20 Richard Henderson <rth@redhat.com>
5716 * final.c (end_final): Fix typo last change.
5718 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
5720 * cppinit.c (init_standard_includes): The returned buffer
5721 is already malloc-ed.
5722 * gcc.c (add_prefix): Similarly.
5723 * prefix.c (translate_name): Update to support clear buffer
5725 (update_path): Similarly. Be sure to free any newly allocated
5726 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
5728 * prefix.h (update_path): Update prototype and document.
5729 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
5730 up and update to new buffer ownership rules.
5731 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
5733 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5735 * final.c (compute_alignments): New function.
5736 (init_insn_lengths): Do not care label_align.
5737 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
5738 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
5739 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
5740 (shorted_branches): Realloc label_align array; do
5741 not call init_insn_lengths; Do not care about loop alignments.
5742 * output.h (compute_alignments): Declare.
5743 * toplev.c (rest_of_compilation): Call compute_alignments.
5744 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
5746 * predict.c (block_info_def): Add npredecesors, remove nvisited;
5747 change visited to tovisit.
5748 (propagate_freq): Use faster traversing algorithm.
5749 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
5750 to tovisit; reverse meaning.
5752 * predict.c (struct block_info_def): Remove nvisited.
5753 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5754 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5756 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
5758 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
5759 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
5760 (TARGET_FUSED_MADD): New.
5761 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
5762 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
5763 the multiply-add instructions.
5765 2001-08-19 Richard Henderson <rth@redhat.com>
5767 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
5768 is aligned to pointer size.
5770 2001-08-19 Richard Henderson <rth@redhat.com>
5772 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
5773 display markers during final schedule.
5775 2001-08-19 Richard Henderson <rth@redhat.com>
5777 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
5779 2001-08-19 Richard Henderson <rth@redhat.com>
5781 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
5783 (ASM_NAME_TO_STRING): Remove.
5784 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
5785 in the same string. Remove support for expressions.
5787 2001-08-19 Richard Henderson <rth@redhat.com>
5789 * config/i386/i386.md (tablejump): Make an expander; handle
5790 pic relative addressing here.
5791 (tablejump_1): Rename from tablejump_pic.
5794 2001-08-19 Richard Henderson <rth@redhat.com>
5796 * regclass.c (fix_register): Fix typo.
5798 2001-08-18 Richard Henderson <rth@redhat.com>
5800 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
5801 (struct _Unwind_Context): Expand br_loc to hold it.
5802 (uw_frame_state_for): Handle leaf functions better.
5803 (uw_update_reg_address): Update for br_loc change.
5805 2001-08-18 Richard Henderson <rth@redhat.com>
5807 * crtstuff.c: Move list heads before code that uses them.
5808 (__JCR_LIST__): Remove initial null.
5809 (frame_dummy, __frame_dummy): Do java registration here ...
5810 (__do_global_ctors_aux): ... not here.
5812 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
5813 (__do_global_dtors_aux): Update to match.
5814 (__JCR_LIST__, __do_jv_register_classes): New.
5816 * config/ia64/crtend.asm (__JCR_END__): New.
5817 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
5818 instead of an indirect LTOFF22 reloc.
5820 2001-08-18 Richard Henderson <rth@redhat.com>
5822 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
5823 * regclass.c (init_reg_sets_1): Fix typo.
5824 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
5825 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
5826 (ia64_compute_frame_size): Make ar.unat live when in use.
5827 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
5828 for ar.pfs; remove ar.unat handling.
5829 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
5831 (PREDICATE_CODES): Add ar_pfs_reg_operand.
5832 * config/ia64/ia64-protos.h: Update decls.
5833 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
5834 (sibcall_pic): Likewise.
5836 2001-08-18 Richard Henderson <rth@redhat.com>
5838 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
5839 pred_rel_mutex when searching for insn_group_barrier.
5840 * config/ia64/ia64.md (cycle_display): Combine the expander
5843 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
5844 bit before asm as needed.
5846 2001-08-18 Richard Henderson <rth@redhat.com>
5848 * timevar.def (TV_MACH_DEP): New.
5849 * toplev.c (rest_of_compilation): Use it.
5850 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
5852 2001-08-18 Zack Weinberg <zackw@panix.com>
5854 * unwind-dw2.c (execute_stack_op): Add default aborts to
5855 the inner switches to prevent warnings.
5857 2001-08-18 Richard Henderson <rth@redhat.com>
5859 * timevar.h (struct timevar_time_def): Change element type to float.
5860 (ticks_to_msec, clocks_to_msec): Likewise.
5861 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
5862 (get_time): Likewise.
5863 (timevar_print): Adjust zero check and printing to match.
5865 2001-08-18 Zack Weinberg <zackw@panix.com>
5867 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
5868 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
5869 Eliminate overfull or underfull hboxes.
5871 2001-08-18 Zack Weinberg <zackw@panix.com>
5873 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
5875 2001-08-18 Zack Weinberg <zackw@panix.com>
5877 * haifa-sched.c: Convert to target hooks. Macros replaced
5878 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
5879 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
5880 MD_SCHED_FINISH, and HAVE_cycle_display.
5881 * target-def.h (TARGET_SCHED_ADJUST_COST,
5882 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
5883 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
5884 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
5885 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
5886 New hook #defines to be overridden.
5887 (TARGET_SCHED): Bring them all together.
5888 (TARGET_INITIALIZER): Update.
5889 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
5890 instead of 'struct rtx_def *' throughout.
5891 (struct sched): New set of hooks for the scheduler.
5892 * Makefile.in (haifa-sched.o): Depend on target.h.
5893 * doc/tm.texi: Document the new scheduler hooks, together in
5894 their own section, instead of scattered around.
5895 Fix a bunch of underfull/overfull hboxes.
5897 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
5898 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
5899 sparc.h: Don't define any of the old scheduler macros.
5901 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
5902 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
5903 sparc.c: Create hook functions from code extracted from
5904 corresponding target header, or make existing hooks static, as
5905 appropriate. Set the appropriate entries in targetm.
5907 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
5908 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
5909 rs6000-protos.h, s390-protos.h, sparc-protos.h:
5910 Remove prototypes for functions which are now static.
5912 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
5913 related gunk; the Haifa scheduler is now the only choice.
5915 2001-08-18 Zack Weinberg <zackw@panix.com>
5917 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
5918 * genopinit.c: Put floating point divide insns in sdiv_optab.
5919 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
5920 * config/gofast.h, config/c4x/c4x.h,
5921 config/ia64/hpux_longdouble.h, config/mips/mips.h,
5922 config/pa/long_double.h, config/rs6000/sysv4.h,
5923 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
5924 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
5925 (init_optabs): Use init_optabv for overflow-trapping optabs.
5926 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
5927 cmp_optab RTX codes so have_insn_for can find them.
5929 * optabs.c (expand_simple_binop, expand_simple_unop,
5930 have_insn_for, gen_sub3_insn): New interfaces.
5931 * expr.h: Prototype new functions.
5932 (enum optab_methods): Move here from optabs.h.
5934 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
5935 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
5936 Use new functions instead of working directly with optabs.
5937 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
5938 unroll.c: Don't include optabs.h.
5939 * caller-save.c, combine.c, function.c, stmt.c: Just include
5940 insn-codes.h, not optabs.h.
5941 * Makefile.in: Update dependencies.
5943 * combine.c (make_compound_operation, simplify_comparison):
5944 Fix typos testing for this or that instruction.
5946 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5948 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
5949 generating libgcc.a.
5951 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5953 * except.c (TYPE_HASH): Delete.
5955 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
5958 * tree.c (TYPE_HASH): Delete.
5960 * tree.h (TYPE_HASH): Define.
5962 2001-08-18 Graham Stott <grahams@redhat.com>
5964 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
5966 (adddi3_internal_2+2): Likewise.
5967 (eh_set_lr_di+1): Likewise.
5969 2001-08-17 Richard Henderson <rth@redhat.com>
5971 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5972 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
5973 * dwarf2asm.c: ... here.
5974 * dwarfout.c: Remove them.
5976 * varasm.c (assemble_integer): Add align parameter.
5977 (assemble_real, output_constant, output_constructor): Likewise.
5978 * output.h: Update decls.
5979 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
5980 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
5981 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
5982 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
5983 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
5986 * final.c (end_final): Abort profile block generation if we
5987 havn't layed it out properly.
5988 * output.h (assemble_eh_integer): Remove stale decl.
5989 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
5991 (assemble_integer): Handle unaligned data.
5992 (assemble_real): Abort on unaligned data.
5993 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
5995 (default_dtor_section_asm_out_destructor): Use assemble_align.
5996 (default_named_section_asm_out_constructor): Likewise.
5997 (default_ctor_section_asm_out_constructor): Likewise.
5998 * config/darwin.c (machopic_asm_out_constructor): Likewise.
5999 (machopic_asm_out_destructor): Likewise.
6000 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
6001 (nextstep_asm_out_destructor): Likewise.
6002 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
6003 (vms_asm_out_destructor): Likewise.
6005 2001-08-17 Richard Henderson <rth@redhat.com>
6007 * config/mips/iris6.h (TARGET_IRIX6): New.
6008 (current_section_name, current_section_flags): New.
6009 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
6010 (MAX_OFILE_ALIGNMENT): New.
6011 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
6012 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
6013 (copy_file_data): Split out from
6014 (mips_asm_file_end): ... here.
6015 (mips_asm_file_start): Remove extra .section directive. Use
6016 tmpfile instead of mips_make_temp_file.
6017 (mips_unique_section): Use const char * as needed for warnings.
6018 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
6019 re-add align parameter.
6020 (iris6_asm_named_section): New.
6021 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
6022 (iris6_asm_output_align, iris6_section_align_1): New.
6023 (iris6_asm_file_start, iris6_asm_file_end): New.
6024 * config/mips/mips-protos.h: Update decls.
6026 2001-08-17 Janis Johnson <janis187@us.ibm.com>
6028 * doc/install.texi (Install GCC): Add links to build status pages.
6030 (Final install): Ditto; request updates for specific info
6032 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
6034 * cpperror.c (print_location): Don't take a file name; use the
6036 (_cpp_begin_message): Similarly.
6037 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6038 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6039 (cpp_pedwarn_with_file_and_line): Remove.
6040 * cppfiles.c (stack_include_file): Update; set filename to stdin
6041 here when appropriate.
6042 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
6043 (_cpp_begin_message): Don't take a file name.
6044 * cppinit.c: Add comment.
6045 * cpplex.c: Fix end-of-directive indicator.
6046 * cpplib.c: Don't include intl.h.
6047 (run_directive, do_diagnostic): Update.
6048 (do_line): Update to not use nominal_fname.
6049 (cpp_push_buffer): Don't take a filename.
6050 * cpplib.h (struct ht): Remove.
6051 (cpp_push_buffer): Don't take a filename.
6052 (cpp_pedwarn_with_file_and_line): Remove.
6053 * cppmacro.c (struct cpp_macro): Remove file.
6054 (builtin_macro): Update.
6055 (_cpp_create_definition): Update.
6056 * cppmain.c: Correct comment.
6057 * fix-header.c (read_scan_file): Update.
6059 2001-08-17 Kazu Hirata <kazu@hxi.com>
6061 * sbitmap.c: Fix comment formatting.
6062 * sched-deps.c: Likewise.
6063 * sibcall.c: Likewise.
6064 * simplify-rtx.c: Likewise.
6066 * ssa-ccp.c: Likewise.
6067 * stor-layout.c: Likewise.
6068 * timevar.c: Likewise.
6069 * toplev.c: Likewise.
6070 * unwind-dw2.c: Likewise.
6071 * unwind-dw2-fde.c: Likewise.
6072 * varasm.c: Likewise.
6074 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
6076 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
6077 or larger than an integer in memory.
6079 2001-08-17 Zack Weinberg <zackw@panix.com>
6081 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
6082 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
6083 * rtl.h: Don't forward-declare union tree_node here. Don't
6084 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
6085 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6086 and tree respectively.
6087 * tree.h: Don't forward-declare struct rtx_def here. Don't
6088 typedef tree here. Change all uses of struct rtx_def *,
6089 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6090 and tree respectively.
6092 2001-08-17 Richard Henderson <rth@redhat.com>
6094 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
6095 config/mips/openbsd.h: Fix typos last change.
6097 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6099 * doc/invoke.texi (Optimize Options): The default for
6100 -finline-limit is 600.
6102 2001-08-17 Richard Henderson <rth@redhat.com>
6104 * varasm.c (text_section): Allow TEXT_SECTION to override the
6105 printing of TEXT_SECTION_ASM_OP.
6106 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
6107 (DATA_SECTION, BSS_SECTION): Remove.
6108 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
6109 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
6110 Rename from s/_NAME//.
6111 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
6112 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
6113 (TEXT_SECTION): ... here. New.
6114 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
6115 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
6116 * config/mips/openbsd.h: Likewise.
6117 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
6118 (mips_asm_file_end): Likewise test.
6119 (mips_output_function_epilogue): Likewise. Switch back to data
6120 section after emitting the function.
6122 * doc/tm.texi (Sections): Document TEXT_SECTION.
6124 2001-08-17 Richard Henderson <rth@redhat.com>
6126 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
6127 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
6129 2001-08-17 Richard Henderson <rth@redhat.com>
6131 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
6132 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
6133 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
6134 Add aligned attribute.
6136 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
6138 * config/sh/sh.md: Add modes to unspecs in first insn to match
6139 those in the second.
6141 * Makefile.in: Fix collect2 copy for Cygwin.
6143 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6145 Install the proper patch.
6146 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6147 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6148 (expand_function_start): Likewise.
6149 * stmt.c (expand_decl): Likewise.
6150 * varasm.c (make_decl_rtx): Likewise.
6152 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6154 * final.c: Undo my previous accidental checkin.
6155 * output.h: Likewise.
6156 * tm.texi: Likewise.
6158 2001-08-16 Richard Henderson <rth@redhat.com>
6160 * varasm.c (named_section_flags): Remove align parameter.
6161 * varasm.c, dwarf2out.c: Update all callers.
6162 * output.h: Update prototypes.
6164 * target.h (target.asm_out.named_section): Remove align parameter.
6165 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
6166 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
6167 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
6168 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
6169 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
6171 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
6172 (get_named_section_flags, set_named_section_flags): New.
6173 (named_section_flags): Use them.
6174 (named_section): Do decl vs section flags check here...
6175 (default_section_type_flags): ... not here.
6176 (init_varasm_once): Create in_named_htab.
6177 (resolve_unique_section): Mark reloc unused.
6179 2001-08-16 Richard Henderson <rth@redhat.com>
6181 * varasm.c (force_const_mem): Keep pool alignment in bits.
6182 (output_constant_pool): Use assemble_align.
6184 2001-08-16 Zack Weinberg <zackw@panix.com>
6186 * doc/tm.texi: Remove extra @table command.
6188 2001-08-16 Zack Weinberg <zackw@panix.com>
6190 * final.c (shorten_branches): Clear the end of the label_align
6191 array only if we made it larger. Break up messy expressions
6194 * diagnostic.c (internal_error): Check for error recursion
6195 before doing ICE suppression.
6197 * timevar.c: Timing variables now count in milliseconds.
6198 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
6199 (get_time): Not here.
6200 (timevar_print): Don't print any timer whose user, cpu, and
6201 wall times are all zero as displayed.
6202 * timevar.h: Update comment aboout units. Make timevar
6205 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6207 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6208 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6209 (expand_function_start): Likewise.
6210 * stmt.c (expand_decl): Likewise.
6211 * varasm.c (make_decl_rtx): Likewise.
6213 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
6215 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
6216 (finalize_record_size): Don't set TYPE_USER_ALIGN.
6218 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6220 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
6223 2001-08-16 Andreas Jaeger <aj@suse.de>
6225 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
6228 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
6230 * rtl.h (only_sets_cc0_p): New prototype.
6231 * jump.c (sets_cc0_p): Handle INSN.
6232 (only_sets_cc0_p): New function.
6233 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
6234 (tidy_fallthru_edge): Likewise.
6235 * integrate.c (copy_insn_list): Likewise.
6236 * unroll.c (unroll_loop): Likewise.
6237 (copy_loop_body): Likewise.
6239 2001-08-15 Jason Eckhardt <jle@redhat.com>
6241 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
6243 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6245 * predict.c (struct block_info_def): Remove nvisited.
6246 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6247 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6249 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
6250 (ix86_adjust_cost): Teach scheduler that latency to load operand can
6253 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
6255 * predict.def: Update hitrates.
6257 2001-08-15 Richard Henderson <rth@redhat.com>
6259 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
6261 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
6263 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
6264 note from its associated jump.
6266 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6268 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
6269 also on 64-bit s390x targets.
6271 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
6273 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
6275 (arm_expand_prologue): Handled nested functions which take a
6276 variable argument list.
6277 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
6278 macro with an invocation of
6279 arm_compute_initial_elimination_offset.
6280 * config/arm/arm-protos.h: Prototype
6281 arm_compute_initial_elimination_offset.
6283 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6285 * doc/install.texi (Specific, avr): Fix markup.
6286 (Specific, c4x): Ditto.
6288 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6290 * predict.c (dump_prediction): Change `bool' parameter to `int'.
6292 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
6294 * Makefile.in (OBJS): Add rtl-error.o
6295 (rtl-error.o): New rule.
6296 (diagnostic.o): Adjust dependency.
6297 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
6298 error_for_asm, _fatal_insn, _fatal_insn_not_found,
6299 warning_for_asm): Move to...
6300 rtl-error.c: ...here. New file.
6302 2001-08-14 Richard Henderson <rth@redhat.com>
6304 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
6305 if USING_SJLJ_EXCEPTIONS.
6307 2001-08-14 Steve Ellcey <sje@cup.hp.com>
6309 * tlink.c (scan_linker_output): Check string for unsatisfied in
6310 addition to undefined and unresolved.
6312 2001-08-14 Graham Stott <grahams@redhat.com>
6314 * libgcc2.c (*): Replace EH_FRAME_SECTION with
6315 EH_FRAME_SECTION_NAME.
6317 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
6319 * genattrtab.c (simplify_test_exp_in_temp): New function.
6320 (simplify_test_exp): Avoid explicit use of temporary obstack.
6321 (simplify_cond, insert_right_side, evaluate_eq_attr,
6322 simplify_and_tree, simplify_or_tree, eliminate_known_true):
6323 Use simplify_test_exp_in_temp.
6324 (optimize_attrs): Iterate until expression stabilizes.
6326 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
6328 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
6329 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
6331 2001-08-13 Richard Henderson <rth@redhat.com>
6333 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
6334 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
6335 * config/arm/conix-elf.h: Likewise.
6337 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
6339 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
6341 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
6343 * gcse.c (hash_scan_set): Expressions that are set as part of
6344 jump instructions are not available.
6346 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
6348 * config/s390/s390.c (print_operand, s390_function_prologue,
6349 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
6351 2001-08-13 Richard Henderson <rth@redhat.com>
6353 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
6354 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
6355 * doc/tm.texi (Exception Region Output): Document it.
6357 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
6359 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
6360 DWARF2 instead of stabs by default.
6362 2001-08-13 David Edelsohn <edelsohn@gnu.org>
6364 * config/rs6000/rs6000.c: Include optabs.h.
6366 2001-08-13 David Edelsohn <edelsohn@gnu.org>
6368 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
6369 save/restore routines.
6370 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
6372 2001-08-13 Andreas Jaeger <aj@suse.de>
6374 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
6375 the english is correct.
6377 2001-08-13 Zack Weinberg <zackw@panix.com>
6379 * expr.h: Split out optab- and libfunc-related code to...
6380 * optabs.h, libfuncs.h: ... these new headers.
6382 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
6384 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
6386 * mkconfig.sh: Don't include insn-codes.h from config.h.
6388 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
6389 enum insn_code is available. Move reload_in_optab and
6390 reload_out_optab array declarations to optabs.h.
6391 * regmove.c (gen_add3_insn): Move to optabs.c, export from
6392 there, prototype in expr.h.
6393 * gencodes.c: Cleanup: zap global variables, don't use
6394 printf where puts will do, don't bother defining MAX_INSN_CODE
6395 which nothing uses, let CODE_FOR_nothing get its value implicitly.
6397 * genemit.c, genopinit.c: Include optabs.h in generated file.
6398 * genoutput.c: Include insn-codes.h in generated file.
6399 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
6400 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
6401 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
6402 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
6403 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
6404 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
6406 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
6407 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
6408 config/m88k/m88k.c, config/sparc/sparc.c:
6410 * reload.c: Include expr.h and optabs.h before reload.h.
6411 * config/alpha/alpha.c: Include tree.h before reload.h.
6412 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
6413 and reload.h in that order.
6414 * config/sparc/sparc.c: Include debug.h.
6415 * recog.c: Include insn-codes.h.
6417 2001-08-13 Andreas Jaeger <aj@suse.de>
6419 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
6422 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
6424 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
6425 * gcc.c (init_spec): Fix typo in comment.
6426 * varasm.c (data_section): Fix typo in comment.
6428 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
6430 * predict.c (dump_prediction): New argument "USED".
6431 (combine_predictions_for_insn): Determine the used heuristics,
6432 output the case no heuristic applied.
6433 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
6435 2001-08-13 Andreas Jaeger <aj@suse.de>
6437 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
6440 2001-08-13 Kazu Hirata <kazu@hxi.com>
6442 * jump.c: Fix formatting.
6444 2001-08-13 Kazu Hirata <kazu@hxi.com>
6446 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
6449 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
6451 * loop.c (check_dbra_loop): Use condjump_label to compute
6454 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
6455 to better document the files they're in.
6457 2001-08-12 Zack Weinberg <zackw@panix.com>
6459 * recog.h (struct insn_operand_data): Shrink 'mode' field
6462 2001-08-12 Kazu Hirata <kazu@hxi.com>
6464 * gcc.c: Fix comment formatting.
6465 * gccspec.c: Likewise.
6468 * genemit.c: Likewise.
6469 * gengenrtl.c: Likewise.
6470 * genrecog.c: Likewise.
6471 * gensupport.c: Likewise.
6472 * ggc-page.c: Likewise.
6473 * global.c: Likewise.
6474 * graph.c: Likewise.
6475 * ifcvt.c: Likewise.
6476 * integrate.c: Likewise.
6478 * libgcc2.c: Likewise.
6480 * mbchar.c: Likewise.
6481 * optabs.c: Likewise.
6482 * predict.c: Likewise.
6483 * prefix.c: Likewise.
6484 * profile.c: Likewise.
6485 * protoize.c: Likewise.
6487 * recog.c: Likewise.
6488 * regclass.c: Likewise.
6489 * regmove.c: Likewise.
6490 * reg-stack.c: Likewise.
6491 * reload1.c: Likewise.
6492 * resource.c: Likewise.
6493 * rtlanal.c: Likewise.
6496 2001-08-12 Kazu Hirata <kazu@hxi.com>
6498 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
6499 a tree representing a constant is passed to the macro.
6501 2001-08-12 Richard Henderson <rth@redhat.com>
6503 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
6504 (rs6000_elf_asm_out_destructor): New.
6505 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
6506 (DTORS_SECTION_ASM_OP): Remove.
6507 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6508 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
6510 2001-08-12 David Edelsohn <edelsohn@gnu.org>
6513 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6514 * gcc.c (set_collect_gcc_options): New function, split out from
6516 Ignore elided switches.
6517 (do_spec_1): Invoke before executing command.
6518 (set_input): Export.
6519 Move declaration ...
6520 * gcc.h (set_input): ... here.
6521 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6524 2001-08-12 Richard Henderson <rth@redhat.com>
6526 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
6527 thinko wrt TARGET_RELOCATABLE.
6529 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
6531 * fix-header.c (cb_file_change): Update prototype.
6533 2001-08-11 Zack Weinberg <zackw@panix.com>
6535 * toplev.c (set_float_handler): Make static.
6536 * toplev.h: Don't prototype set_float_handler.
6538 * simplify-rtx.c: Don't include setjmp.h.
6539 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
6541 (simplify_unary_operation, simplify_binary_operation): Use them,
6542 via do_float_handler.
6544 * fold-const.c: Don't include setjmp.h.
6545 (exact_real_inverse_1): New function.
6546 (exact_real_inverse): Use it, via do_float_handler.
6548 * varasm.c: Don't include setjmp.h.
6549 (assemble_real_1): New function.
6550 (assemble_real): Use it, via do_float_handler.
6551 Call internal_error if we get a trap here.
6553 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
6554 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
6556 2001-08-11 Zack Weinberg <zackw@panix.com>
6558 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
6559 STACK_BOUNDARY if not already defined.
6561 * calls.c, function.c, reload1.c, explow.c: Don't default
6562 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
6563 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
6565 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
6568 * doc/tm.texi: Document that STACK_BOUNDARY is required;
6569 clarify difference between it and PREFERRED_STACK_BOUNDARY.
6571 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6573 * cppmacro.c (enter_macro_context): Push macro expansions even
6576 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6578 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
6579 (rs6000_elf_section_type_flags): Actually return a value.
6581 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
6583 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
6584 Clean up code: add missing comments and prototypes, fix warnings,
6585 remove obsolete code, fix spacing to conform to coding style.
6587 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
6589 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
6590 and TARGET_ASM_CLOSE_PAREN.
6591 (regclass_map): CC register belongs to class NO_REGS.
6592 (legitimize_pic_address): Don't generate unnecessary moves
6593 (to avoid confusing loop optimization).
6594 (check_and_change_labels): Replace jump_long by indirect_jump.
6595 (s390_final_chunkify): Don't start a new literal pool on section
6596 switch in 64-bit code.
6597 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
6599 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
6600 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
6601 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
6603 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
6604 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
6605 (CONST_COSTS): Fixed incorrect costs.
6607 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
6608 Use emit_jump instead of emit_jump_insn (gen_jump).
6609 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
6610 (to avoid confusing flow analysis).
6611 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
6612 (casesi, casesi_jump): New.
6613 (jump_long): Removed. Functionality merged into indirect_jump.
6614 (indirect_jump): Accept address_operand, not just register_operand.
6615 (cjump_long, icjump_long): Use same logic as indirect_jump.
6616 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
6617 Fixed broken setjmp/longjmp handling.
6618 (do_builtin_setjmp_setup): Removed.
6620 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
6621 broken GNU as versions that don't accept .quad with large
6622 negative values. Use hexadecimal output instead.
6623 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
6624 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
6625 FUNCTION_EPILOGUE): Removed. Now in targetm.
6627 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
6629 * config/s390/fixdfdi.h: Add missing copyright statement.
6630 Fix type conflicts on 64-bit. Add missing SFmode routines.
6632 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
6635 2001-08-11 Richard Henderson <rth@redhat.com>
6637 * rtl.h (REG_EH_RETHROW): Remove.
6638 * rtl.c (reg_note_name): Update.
6639 * combine.c (distribute_notes): Don't check for it.
6641 2001-08-11 Richard Henderson <rth@redhat.com>
6643 * combine.c (distribute_notes): Place REG_SETJMP.
6645 2001-08-11 Richard Henderson <rth@redhat.com>
6647 * doc/extend.texi (Arrays and pointers implementation): Discourage
6648 relying on sign-extension of pointers.
6650 2001-08-11 H.J. Lu <hjl@gnu.org>
6652 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
6654 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
6655 RDATA_SECTION_ASM_OP.
6657 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6659 * doc/install.texi (Specific, c4x): Fix cross-reference to the
6660 main manual to work both for info and HTML versions.
6662 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6663 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6665 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
6666 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
6667 (struct cpp_pool): New member first.
6668 * cppinit.c (append_include_chain): Plug memory leaks.
6669 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
6670 Allocate pragma structures from the (aligned) macro pool to
6671 avoid leaking memory.
6672 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
6673 so we don't leak memory.
6674 * hashtable.c (ht_destroy): New.
6675 * hashtable.h (ht_destroy): New.
6677 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6678 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6680 * c-lex.c (map): Make const.
6681 (cb_file_change): Update for callback passing a line map.
6682 Don't assume we have a previous map. Remove sanity check
6683 about popping too many files.
6684 * cpperror.c (print_location): Make map const.
6685 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
6686 (cpp_make_system_header): Similarly.
6687 (search_from): Similarly.
6688 (_cpp_execute_include): Don't remember where we came from.
6689 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
6690 (struct cpp_reader): Make map const.
6691 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
6692 * cpplib.c (do_line): Update; line maps now hold sysp.
6693 (cpp_push_buffer): Similarly.
6694 (_cpp_do_file_change): Similarly; callback with map instead.
6695 (cpp_get_line_maps): Constify return value.
6696 (_cpp_pop_buffer): Update.
6697 * cpplib.h (struct cpp_file_change): Remove.
6698 (struct cpp_callbacks): Update.
6699 (cpp_get_line_maps): Constify return value.
6700 * cppmacro.c (_cpp_create_definition): Update.
6701 * cppmain.c (struct printer): Constify map.
6702 (maybe_print_line): Similarly.
6703 (print_line): Similarly. Deduce flags 1 and 2 here.
6704 (cb_file_change): Update.
6705 * line-map.c (free_line_maps): Warn regardless.
6706 (add_line_map): Return pointer to const. When passed NULL to_file
6707 with LC_LEAVE, use the obvious values for the return point so the
6708 caller doesn't have to figure them out.
6709 (lookup_line): Return pointer to const.
6710 (print_containing_files): Take pointer to const.
6711 * line-map.h (struct line_map): New members reason, sysp.
6712 (add_line_map): Return pointer to const.
6713 (lookup_line): Similarly.
6714 (print_containing_files): Take pointer to const.
6716 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
6717 Richard Henderson <rth@redhat.com>
6719 * regmove.c (regmove_optimize): Avoid setting a register twice in
6722 2001-08-10 Richard Henderson <rth@redhat.com>
6724 * doc/extend.texi (Arrays and pointers implementation): Document
6725 behavior of pointer/integer conversion.
6727 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
6729 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
6731 2001-08-10 Richard Henderson <rth@redhat.com>
6733 * doc/extend.texi (C Implementation): New chapter.
6734 * doc/gcc.texi (Top): Link it in.
6736 2001-08-10 Andrew Cagney <ac131313@redhat.com>
6738 * doc/install.texi (Specific): Fix CVS merge botch.
6740 2001-08-10 Richard Henderson <rth@redhat.com>
6742 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
6743 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
6745 2001-08-10 Zack Weinberg <zackw@stanford.edu>
6747 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
6748 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
6749 this macro is now required.
6751 * cselib.c (cselib_process_insn), flow.c (propagate_block),
6752 loop.c (find_and_verify_loops), reload.c (reload): Check
6753 for rtx code of CALL_INSN, not CALL, when deciding if we
6754 need to check for REG_SETJMP note.
6756 * gcse.c (compute_hash_table, compute_store_table): Update
6757 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
6760 * config/avr/avr.c: Fix typo.
6761 * config/convex/convex.c (expand_movstr): Use adjust_address.
6762 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
6764 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
6765 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
6767 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
6768 Do define STACK_BOUNDARY.
6769 * config/i370/i370.c: Include expr.h.
6770 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
6771 config/pa/som.h, config/v850/v850.h: Take in_ctors and
6772 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
6773 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
6774 * config/m88k/m88k.c: Include c-tree.h after expr.h.
6775 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
6776 * config/romp/romp.c: Include expr.h after tree.h.
6778 (output_fpop): Use xmalloc, not oballoc.
6779 * config/we32k/we32k.c: Include expr.h.
6781 2001-08-10 Kazu Hirata <kazu@hxi.com>
6783 * config/h8300/h8300.h: Fix formatting.
6785 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
6787 * c-common.h (RETURN_NULLIFIED_P): Lose.
6788 * c-semantics.c (genrtl_return_stmt): Don't check it.
6790 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6792 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
6793 (mips_annotate_frame_insn): New function.
6794 (mips_emit_frame_related_store): New function.
6795 (save_restore_insns): Don't mark instructions that set up the base
6796 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
6797 the store instructions instead.
6798 (mips_expand_prologue): If the stack size is moved into a temporary
6799 register, do not mark that move as frame-related. Add a
6800 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
6802 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6804 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
6805 stack slot as unchanging if current_function_calls_eh_return.
6807 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6809 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
6810 access the second half of the TFmode scratch operand.
6812 2001-08-10 Anthony Green <green@redhat.com>
6814 * java/class.c (emit_register_classes): Conditionalize code on
6817 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6819 * doc/install.texi (Specific, avr): Fix cross-reference to the
6820 main manual to work both for info and HTML versions.
6822 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
6824 * stmt.c (expand_null_return_1): Remove code to generate simple returns
6825 and "use_goto" argument.
6826 (expand_null_return, expand_value_return): Update all callers.
6827 * function.c (expand_function_end): Remove code to generate simple
6829 * config/vax/vax.md (epilogue): New expander for function return.
6830 * doc/md.texi (epilogue): Remove "if defined".
6832 2001-08-09 Zack Weinberg <zackw@stanford.edu>
6834 * Makefile.in: Partially revert my previous change:
6835 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
6836 of the hashtab.o and safe-ctype.o rules.
6838 2001-08-09 Richard Henderson <rth@redhat.com>
6840 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
6841 (USE_COLLECT2): Remove duplicate definition.
6842 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
6843 (use_collect2): Remove dead code.
6844 * configure.in (use_collect2): Remove will_use_collect2 and
6845 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
6846 * configure: Rebuild.
6848 * target.h (targetm.asm_out.constructor): New.
6849 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
6850 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
6851 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
6852 * varasm.c (in_ctors, in_dtors): New.
6853 (assemble_constructor, assemble_destructor): Remove.
6854 (default_stabs_asm_out_destructor): New.
6855 (default_named_section_asm_out_destructor): New.
6856 (dtors_section, default_dtor_section_asm_out_destructor): New.
6857 (default_stabs_asm_out_constructor): New.
6858 (default_named_section_asm_out_constructor): New.
6859 (ctors_section, default_ctor_section_asm_out_constructor): New.
6860 * output.h: Update declarations.
6861 * c-decl.c (c_expand_body): Use target hooks instead of
6862 assemble_constructor and assemble_destructor.
6863 * profile.c (output_func_start_profiler): Likewise.
6864 * objc/objc-act.c (finish_objc): Likewise.
6865 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
6866 for the constructor.
6867 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
6869 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
6870 (DTORS_SECTION_ASM_OP): Likewise.
6871 (__CTOR_LIST__): Use attribute section when possible.
6872 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
6874 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
6875 ASM_OUTPUT_CONSTRUCTOR.
6877 * config/darwin.c (machopic_asm_out_constructor): New.
6878 (machopic_asm_out_destructor): New.
6879 * config/darwin-protos.h: Update declarations.
6880 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6881 (ASM_OUTPUT_DESTRUCTOR): Remove.
6882 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6883 * config/nextstep.c (nextstep_asm_out_constructor): New.
6884 (nextstep_asm_out_destructor): New.
6885 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6886 (ASM_OUTPUT_DESTRUCTOR): Remove.
6887 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6888 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
6889 ASM_OUTPUT_*STRUCTOR.
6890 * config/i386/aix386ng.h: Likewise.
6892 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
6893 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
6894 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
6895 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6896 * config/lynx.h: Likewise.
6897 * config/netware.h: Likewise.
6898 * config/psos.h: Likewise.
6899 * config/alpha/alpha-interix.h: Likewise.
6900 * config/alpha/elf.h: Likewise.
6901 * config/arc/arc.h: Likewise.
6902 * config/arm/aof.h: Likewise.
6903 * config/arm/coff.h: Likewise.
6904 * config/arm/elf.h: Likewise.
6905 * config/c4x/c4x.h: Likewise.
6906 * config/h8300/h8300.h: Likewise.
6907 * config/i386/cygwin.h: Likewise.
6908 * config/i386/djgpp.h: Likewise.
6909 * config/i386/i386-coff.h: Likewise.
6910 * config/i386/i386-interix.h: Likewise.
6911 * config/i386/sco5.h: Likewise.
6912 * config/i386/vsta.h: Likewise.
6913 * config/i386/win32.h: Likewise.
6914 * config/i960/i960-coff.h: Likewise.
6915 * config/ia64/sysv4.h: Likewise.
6916 * config/m68hc11/m68hc11.h: Likewise.
6917 * config/m68k/coff.h: Likewise.
6918 * config/m68k/mot3300.h: Likewise.
6919 * config/m88k/m88k.h: Likewise.
6920 * config/mcore/mcore-pe.h: Likewise.
6921 * config/mcore/mcore.h: Likewise.
6922 * config/mips/elf.h: Likewise.
6923 * config/mips/elf64.h: Likewise.
6924 * config/mips/iris6.h: Likewise.
6925 * config/pa/pa64-hpux.h: Likewise.
6926 * config/rs6000/sysv4.h: Likewise.
6927 * config/sh/sh.h: Likewise.
6928 * config/sparc/litecoff.h: Likewise.
6930 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
6931 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
6932 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6933 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6934 (ASM_OUTPUT_DESTRUCTOR): Remove.
6935 * config/a29k/a29k.c: Move include of tree.h.
6936 * config/a29k/udi.h: Delete file.
6937 * config/alpha/alpha.c (vms_asm_out_constructor): New.
6938 (vms_asm_out_destructor): New.
6939 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
6940 (EXTRA_SECTION_FUNCTIONS): Likewise.
6941 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6942 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6943 * config/c4x/c4x.c: Move include of tree.h.
6944 * config/clipper/clipper.c (clix_asm_out_constructor): New.
6945 (clix_asm_out_destructor): New.
6946 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6947 (ASM_OUTPUT_DESTRUCTOR): Remove.
6948 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6949 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6950 (TARGET_ASM_CONSTRUCTOR): New.
6951 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
6952 (sco_asm_out_constructor): New.
6953 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
6954 * config/i386/svr3gas.h: Remove stack grows up code.
6955 Remove code duplicated from i386/sysv3.h.
6956 (TARGET_ASM_CONSTRUCTOR): New.
6957 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6958 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
6959 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6960 (TARGET_ASM_CONSTRUCTOR): New.
6961 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
6962 (m68hc11_asm_out_destructor): New.
6963 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
6964 (TARGET_ASM_DESTRUCTOR): New.
6965 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
6966 * config/m68k/dpx2.h: Properly undef all the bits inherited from
6967 config/svr3.h pertaining to section manipulation.
6968 * config/m68k/dpx2g.h: Remove #if 0 code.
6969 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
6970 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
6971 (ASM_OUTPUT_CONSTRUCTOR): Remove.
6972 (TARGET_ASM_CONSTRUCTOR): New.
6973 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
6974 (m88k_svr3_asm_out_constructor): New.
6975 (m88k_svr3_asm_out_destructor): New.
6976 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6977 (ASM_OUTPUT_DESTRUCTOR): Remove.
6978 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6979 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
6980 * config/rs6000/aix.h: Likewise.
6981 * config/mips/rtems64.h: Don't undef removed constructor related bits.
6982 * config/mips/vxworks.h: Likewise.
6983 * config/rs6000/lynx.h: Likewise.
6984 * config/sh/elf.h: Likewise.
6985 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
6986 (DTORS_SECTION_ASM_OP): New.
6987 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6988 (ASM_OUTPUT_DESTRUCTOR): Remove.
6989 * config/sparc/sol2-sld-64.h: Likewise.
6990 * config/vax/vax.c (vms_asm_out_constructor): New.
6991 (vms_asm_out_destructor): New.
6992 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6993 (ASM_OUTPUT_DESTRUCTOR): Remove.
6994 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6996 * doc/tm.texi (@node Initialization): Update.
6998 2001-08-09 Richard Henderson <rth@redhat.com>
7000 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
7001 (__do_global_dtors_aux): Use gp-relative static data to avoid
7002 one dynamic relocation.
7003 (__do_frame_setup): Register Java classes.
7004 * config/alpha/crtend.asm (__JCR_END__): New.
7006 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7008 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
7009 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
7010 (GEN, STAGESTUFF): Add new files.
7011 (insn-constants.h, s-constants, tm-preds.h, s-preds,
7012 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
7013 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
7014 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
7015 as well as insn-codes.h and insn-flags.h in config.h; and no
7016 extra headers in tconfig.h and hconfig.h.
7018 * gencodes.c: Eliminate code to generate predicate declarations
7019 or #defines for md-file constants.
7020 * genconstants.c, genpreds.c: New files.
7022 * i386.md: Re-order guard expressions such that TARGET_64BIT
7023 comes first, when this permits better optimization. Add
7024 TARGET_64BIT to more x86-64 patterns. Add comment explaining
7025 why this is desirable.
7027 2001-08-09 Jakub Jelinek <jakub@redhat.com>
7029 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
7030 (find_fde_for_dso): Remove.
7031 (_Unwind_IteratePhdrCallback): New.
7032 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
7033 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
7035 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7037 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
7038 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
7040 2001-08-09 Graham Stott <grahams@redhat.com>
7042 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
7043 (vis_no_unit): Use it.
7044 (visualize_no_unit): Add the insn only if room exists.
7046 2001-08-09 Graham Stott <grahams@redhat.com>
7048 * predict.c (estimate_probability): Replace magic numbers with
7049 appropriate enumeration.
7051 2001-08-09 Graham Stott <grahams@redhat.com>
7053 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
7055 (EXTRACT_FLAGS): Likewise.
7057 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
7059 * config/mips/mips.c (mips_legitimate_address_p): Check for
7060 CONST_INT in last patch.
7062 2001-08-08 Anthony Green <green@redhat.com>
7064 * java/class.c (emit_register_classes): Use assemble_jcr if
7065 possible. Keep the original mechanism as a fallback.
7066 * defaults.h (JCR_SECTION_NAME): Define if we have named section
7067 and weak symbol support.
7068 * crtstuff.c (__JCR_LIST__): Define.
7069 (__JCR_END__): Define.
7070 (_Jv_RegiserClasses): Define weak symbol if possible.
7071 (__do_global_ctors_aux): Register classes for ELF targets with
7072 weak symbol support.
7074 2001-08-08 Kazu Hirata <kazu@hxi.com>
7076 * dbxout.c: Fix comment formatting.
7077 * dependence.c: Likewise.
7079 * diagnostic.c: Likewise.
7080 * dominance.c: Likewise.
7081 * doprint.c: Likewise.
7082 * dwarf2out.c: Likewise.
7083 * dwarfout.c: Likewise.
7084 * emit-rtl.c: Likewise.
7085 * except.c: Likewise.
7086 * explow.c: Likewise.
7087 * expmed.c: Likewise.
7090 * fold-const.c: Likewise.
7091 * function.c: Likewise.
7093 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7095 * global.c (retry_global_alloc): Avoid shadowing allocno.
7097 2001-08-08 Mark Mitchell <mark@codesourcery.com>
7099 * except.c (remove_fixup_regions): Fix typo.
7101 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
7103 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
7104 unsigned HOST_WIDE_INT to avoid warning.
7105 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
7106 * flow.c (set_block_for_new_insns): Likewise.
7108 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
7110 * sibcall.c (return_value_pseudo): New static variable.
7111 (skip_copy_to_return_value): Handle return_value_pseudo.
7112 (call_ends_block_p): Ensure that return_value_pseudo is set.
7113 (optimize_sibling_and_tail_recursive_call): Discover the
7114 load of pseudo return value in alternate exit block.
7116 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7118 * calls.c (ECF_ALWAYS_RETURN): New constant.
7119 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
7120 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
7121 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
7122 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
7123 * rtl.c (reg_note_name): New name.
7124 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
7126 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
7128 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
7130 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7132 * alias.c (get_alias_set): Return a previously calculated
7133 alias set for a VAR_DECL.
7134 * function.c (gen_mem_addressof): Calculate the alias set before
7137 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
7139 * predict.def: Set hitrates according our experimental run.
7141 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
7143 * i386.h (HARD_REGNO_RENAME_OK): New macro.
7145 2001-08-08 H.J. Lu <hjl@gnu.org>
7147 * config/mips/mips.c (mips_unique_section): New. Copied from
7150 * config/mips/mips-protos.h (mips_unique_section): New
7153 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
7155 * config/mips/little.h: New. Generic little endian mips
7156 targets. Only mips*-*-linux* is converted to use it so far.
7158 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
7159 (WCHAR_TYPE): Defined
7160 (WCHAR_TYPE_SIZE): Likewise.
7161 (INIT_SUBTARGET_OPTABS): Likewise.
7162 (BSS_SECTION_ASM_OP): Likewise.
7163 (SBSS_SECTION_ASM_OP): Likewise.
7164 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
7165 (ASM_DECLARE_OBJECT_NAME): Likewise.
7166 (UNIQUE_SECTION): Likewise.
7167 (EXTRA_SECTIONS): Likewise.
7168 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
7169 (ASM_OUTPUT_DESTRUCTOR): Likewise.
7170 (ASM_OUTPUT_DEF): Likewise.
7171 (HANDLE_SYSV_PRAGMA): Removed.
7172 (NO_IMPLICIT_EXTERN_C): Likewise.
7173 (TARGET_MEM_FUNCTIONS): Likewise.
7174 (STARTFILE_SPEC): Likewise.
7175 (ENDFILE_SPEC): Likewise.
7176 (LIB_SPEC): Likewise.
7177 (INVOKE__main): Likewise.
7178 (CTOR_LIST_BEGIN): Likewise.
7179 (CTOR_LIST_END): Likewise.
7180 (DTOR_LIST_BEGIN): Likewise.
7181 (DTOR_LIST_END): Likewise.
7182 (SET_ASM_OP): Likewise.
7183 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7184 (ASM_OUTPUT_DEF): Likewise.
7185 (ASM_OUTPUT_IDENT): Likewise.
7187 * config/mips/mips.h (ASM_SPEC): Undefine before define.
7188 (CPLUSPLUS_CPP_SPEC): Likewise.
7189 (ASM_APP_ON) Redefine only if not defined.
7190 (ASM_APP_OFF): Likewise.
7191 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7192 (ASM_OUTPUT_IDENT): Likewise.
7194 * config.gcc: Update tm_file for Linux/mips.
7196 2001-08-08 Bernd Schmidt <bernds@redhat.com>
7198 * cselib.c (cselib_record_sets): If insn is predicated, turn
7199 sources into IF_THEN_ELSEs.
7201 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
7202 Turn into define_insn_and_split.
7204 * sched-deps.c: Include "cselib.h".
7205 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
7206 Use cselib to turn memory addresses into VALUEs.
7207 (sched_analyze): Call cselib_init/cselib_finish if necessary.
7208 * sched-int.h (struct sched_info): New member USE_CSELIB.
7209 * sched-ebb.c (ebb_sched_info): Initialize it.
7210 * sched-rgn.c (rgn_sched_info): Likewise.
7211 * Makefile.in (sched-deps.o): Update dependencies.
7213 * cselib.h (cselib_subst_to_values): Declare.
7214 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
7215 that have no value and autoincs to be handled by generating a new
7218 2001-08-08 Graham Stott <grahams@redhat.com>
7220 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
7221 within fixed length SEQUENCE.
7223 2001-08-08 Graham Stott <grahams@redhat.com>
7225 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
7226 (diagnostic_prefixing_rule): Likewise.
7227 (diagnostic_line_cutoff): Likewise.
7228 (diagnostic_kind_count): Likewise.
7230 2001-08-08 Graham Stott <grahams@redhat.com>
7232 * alias.c (find_base_decl): Delete redundent assignment.
7234 2001-08-08 Graham Stott <grahams@redhat.com>
7236 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
7237 (abs): Uppercase and paranthesize macro parameter.
7238 (MEM_DEPENDENCY): Add whitespace.
7240 2001-08-08 Graham Stott <grahams@redhat.com>
7242 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
7243 failure check for CONST_INT
7245 2001-08-08 Graham Stott <grahams@redhat.com>
7247 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
7248 (libcall_dead_p): Likewise.
7250 (mark_used_regs): Constify fmt.
7251 (find_use_as_address): Likewise.
7253 2001-08-08 Graham Stott <grahams@redhat.com>
7255 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
7258 2001-08-08 Graham Stott <grahams@redhat.com>
7260 * combine.c (combine_simplify_rtx): Update comment and
7261 remove erroneous test.
7263 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
7265 * cppinit.c (cpp_finish): Pop the final buffer without comment.
7266 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
7267 take care to avoid multiple no-newline at EOF warnings in that
7270 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
7272 * calls.c (expand_call): Do not emit INSN_SETJMP note.
7273 (emit_library_call_value_1): Likewise.
7274 (emit_call_1): Emit REG_SETJMP note.
7275 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
7277 * cselib.c (cselib_process_insn): Likewise.
7278 * flow.c (propagate_block): Likewise.
7279 * loop.c (find_and_verify_loops): Likewise.
7280 * reload.c (find_equiv_regs): Likewise.
7281 * reload1.c (reload): Likewise.
7282 * resource.c (mark_referenced_resources,
7283 mark_set_resources): Likewise.
7284 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
7285 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
7286 * haifa-sched.c (unlink_other_notes): Likewise.
7287 (reemit_notes): Likewise.
7288 * sched-ebb.c (sched_ebb): Likewise.
7289 * sched-rgc.c (sched_region): Likewise.
7290 * rtl.c (note_insn_name): Likewise.
7291 (reg_note_name): Add REG_SETJMP
7292 * rtl.h (reg_note): Add REG_SETJMP.
7293 (insn_note): Remove NOTE_INSN_SETJMP.
7295 * profile.c (branch_prob): Add fake edges for setjmp.
7297 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
7299 * config.gcc: Quote target_cpu_default2 correctly for
7300 powerpc*-*-* targets.
7302 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
7304 * cpplib.h, line-map.h: Update comments.
7305 * cppmain.c (printer_init): Move inline.
7306 (maybe_print_line, print_line): Take a map pointer.
7307 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
7308 (cb_file_change): Don't use prior value of print.map.
7310 2001-08-07 David Edelsohn <edelsohn@gnu.org>
7312 * doc/install.texi: Document fine-grained multilib configuration.
7314 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7316 * rtlanal.c (find_first_parameter_load): Call note_stores
7317 only on the instructions.
7319 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7321 * alias.c (nonlocal_mentioned_p):
7322 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
7323 * calls.c (emit_call_1): Likewise.
7324 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
7325 * cselib.c (cselib_process_insn): Likewise.
7326 * df.c (df_insns_modify): Likewise.
7327 * flow.c (need_fake_edge_p): Likewise.
7328 (propagate_one_insn): Likewise.
7329 * haifa-sched.c (reemit_notes): Likewise.
7330 * integrate.c (copy_insn_list): Likewise.
7331 * jump.c (delete_prior_computation): Likewise.
7332 * local-alloc.c (validate_equiv_mem): Likewise.
7333 * loop.c (scan_loop): Likewise.
7334 * predict.c (estimate_probability): Likewise.
7335 * reload.c (reload): Likewise.
7336 * sched-deps (sched_analyze): Likewise.
7337 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
7338 * gcse.c (compute_hash_table): Likewise.
7339 (mark_call): Likewise.
7340 (store_killed_in_insn): Likewise.
7342 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
7344 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
7346 2001-08-06 Richard Henderson <rth@redhat.com>
7348 * varasm.c (assemble_gc_entry): Remove.
7349 * output.h: Likewise.
7351 2001-08-06 Richard Henderson <rth@redhat.com>
7353 * varasm.c (assemble_constructor): Take a symbol_ref and a
7354 priority instead of a bare string. Move priority handling
7355 here from cp/decl2.c.
7356 * output.h: Update decls.
7358 * c-decl.c (c_expand_body): Update calls to assemble_constructor
7359 and assemble_destructor.
7360 * profile.c (output_func_start_profiler): Likewise.
7361 * objc/objc-act.c (finish_objc): Likewise.
7362 (build_module_descriptor): Return the symbol not the symbol name.
7364 2001-08-06 David Edelsohn <edelsohn@gnu.org>
7366 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
7367 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
7368 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
7369 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
7370 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
7371 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
7373 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
7375 * cpperror.c (print_containing_files): Moved to line-map.c.
7376 (print_location): line-map.c handles re-listing or otherwise.
7377 * cpphash.h (struct lexer_state): Remove next_bol.
7378 (struct cpp_buffer): Remove include_stack_listed.
7379 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
7380 Remove faked buffer handling.
7381 (_cpp_do_file_change): Tweak.
7382 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
7383 * cppmain.c (struct printer): Remove filename.
7384 (print_line, cb_file_change): Update accordingly.
7385 * line-map.c: Include intl.h.
7386 (init_line_maps): Initialize last_listed.
7387 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
7388 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
7389 (print_containing_files): New.
7390 * line-map.h (struct line_maps): New member last_listed.
7391 (print_containing_files, INCLUDED_FROM): New.
7392 * Makefile.in: Update.
7393 * po/POTFILES.in: Add line-map.c.
7395 2001-08-06 Richard Henderson <rth@redhat.com>
7397 * except.c (convert_from_eh_region_ranges_1): Never mark
7398 USE or CLOBBER insns as throwing.
7400 * expr.c (store_constructor): Don't clobber memory targets.
7402 2001-08-06 Andreas Jaeger <aj@suse.de>
7404 * profile.c (branch_prob): Remove unused variable insn.
7406 * Makefile.in (local-alloc.o): Add dependency on except.h.
7408 * local-alloc.c: Include except.h for can_throw_internal prototype.
7410 2001-08-06 Richard Henderson <rth@redhat.com>
7412 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
7413 * function.c (expand_main_function): Implement it.
7414 * doc/tm.texi: Document it.
7416 2001-08-06 Stan Shebs <shebs@apple.com>
7418 * doc/install.texi: Document powerpc-*-darwin* details.
7420 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
7422 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
7423 (ASM_CPU_SPEC): Move back to rs6000.h
7424 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
7426 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
7428 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
7431 * config/rs6000/linux64.h: Ditto.
7433 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
7434 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
7437 Remove accidently readded definitions of FUNCTION_PROLOGUE,
7438 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
7440 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
7443 2001-08-05 Richard Henderson <rth@redhat.com>
7445 * local-alloc.c (update_equiv_regs): Do not move insns that
7448 2001-08-05 Jan Hubicka <jh@suse.cz>
7450 * Makefile.in (reload1.o): Add dedendancy on except.h
7451 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
7453 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
7454 indicating wehther edges has been cleaned up.
7455 * reload1.c: Inlucde except.h
7456 (fixup_abnormal_edges): Accept deleted insns.
7457 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
7460 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
7462 * cpplib.c (do_line): Correct line number after pop_buffer.
7464 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
7466 PR preprocessor/3824
7467 * line-map.c: Update comments.
7468 * line-map.h: Update comments.
7469 * tradcif.y: Don't consider large numbers unsigned.
7471 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
7473 PR preprocessor/3081
7474 * c-lex.c (map): New.
7475 (cb_file_change): Update map and use it.
7476 (cb_def_pragma, cb_define, cb_undef): Use map and line.
7477 (c_lex): Update to use map.
7478 * cpperror.c (print_location): Move to using logical line numbers.
7479 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
7480 (cpp_make_system_header): Similarly.
7481 (_cpp_execute_include): Stop line numbering hacks. Store the
7482 line we will return to.
7483 * cpphash.h (CPP_BUF_LINE): Remove.
7484 (struct cpp_buffer): Remove lineno and pseudo_newlines.
7485 Add map and return_to_line.
7486 (_cpp_do_file_change): Update.
7487 * cppinit.c (cpp_start_read): Update line kludge.
7488 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
7489 (trigraph_ok): Use logical line numbers for diagnostics.
7490 (skip_block_comment): Likewise.
7491 (skip_whitespace): Likewise.
7492 (skip_line_comment): Use pfile->line instead.
7493 (_cpp_lex_token): Update to use logical line numbering exclusively.
7494 Handle BOL locally. Accept new lines in directives, but keep
7495 pfile->line decremented. Diagnostics use logical lines. Update
7497 * cpplib.c (SEEN_EOL): New.
7498 (skip_rest_of_line, check_eol): Use it.
7499 (end_directive): Increase line number when accepting the newline
7500 at the end of a directive.
7501 (run_directive): Simplify.
7502 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
7503 (_cpp_do_file_change): Update to take buffer line number as an
7504 argument, and store the current map in the cpp_reader. Remove
7505 line number kludges.
7506 (_cpp_do__Pragma): Restore output position after a _Pragma.
7507 (cpp_push_buffer): Don't set output line or lineno.
7508 (_cpp_pop_buffer): Transfer more info from a faked buffer.
7509 Remove line kludge. Set output_line.
7510 * cppmacro.c (builtin_macro): Update handling of __LINE__.
7511 (parse_arg): Use logical lines.
7512 (save_lookahead_token): Save EOFs too now.
7513 * cppmain.c (struct printer): Fix comments.
7514 (printer_init): Simplify, let caller do errors.
7515 (scan_translation_unit, check_multiline_token, dump_macro): Update.
7516 (maybe_print_line): Simplify.
7517 (print_line): Don't print a linemarker if -P.
7518 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
7519 (cb_file_change): Simplify.
7520 * line-map.h (LAST_SOURCE_LINE): Fix.
7521 (CURRENT_LINE_MAP): New.
7523 2001-08-05 Bernd Schmidt <bernds@redhat.com>
7525 * doloop.c (doloop_modify_runtime): Properly compute number of
7526 iterations if loop was unrolled.
7528 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
7529 if their CSELIB_VAL_PTRs are.
7531 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
7532 (setup_spill_pointers): Initialize it.
7533 (spill_restore_mem): Set it.
7534 (do_spill, do_restore): Use it to add REG_INC note.
7535 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
7537 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
7538 asms if other insns are available.
7540 * config/ia64/ia64.c (condop_operator): New predicate.
7541 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
7542 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
7545 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
7546 temporary register than directly using a MEM.
7548 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7550 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
7551 parameter in last change.
7553 2001-08-04 Zack Weinberg <zackw@panix.com>
7555 * sparc.md: Don't use #if inside C test expression.
7557 2001-08-04 Richard Henderson <rth@redhat.com>
7559 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
7561 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
7563 * cpphash.h (struct cpp_reader): New member directive_line.
7564 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
7565 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
7566 do_pragma): Pass line to callbacks.
7567 (start_directive): Record line of directive.
7568 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
7569 cb_include): Similarly.
7570 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
7573 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7575 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
7578 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7580 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
7582 * reload1.c (fixup_abnormal_edges): New static function.
7585 * flow.c (need_fake_edge_p): New function.
7586 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
7587 avoid call insn to be very last insn in the insn stream.
7589 * profile.c (branch_prob): Call flow_call_edges_add instead of
7590 doing that by hand; cleanup cfg to re-merge basic blocks once
7593 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7595 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
7596 are also on line-map.h.
7597 * cppfiles.c (stack_include_file): Update.
7598 * cpphash.h (struct cpp_buffer): New member return_at_eof.
7599 (_cpp_pop_buffer): New.
7600 * cppinit.c (cpp_destroy, cpp_finish): Update.
7601 (do_includes): Mark each buffer to return at EOF.
7602 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
7603 return as requested.
7604 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
7605 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
7606 * cpplib.h (cpp_pop_buffer): Remove.
7607 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
7608 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
7610 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
7612 (do_preprocessing): Update.
7613 * fix-header.c (read_scan_file): Update. No need to pop buffers.
7614 * c-parse.in (_yylex): Similarly.
7615 * scan-decls.c (scan_decls): Similarly.
7616 * line-map.h: Update comments.
7618 * objc/Make-lang.in (objc-act.o): Update dependencies.
7620 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7622 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
7623 and soft register for operand 0.
7624 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
7626 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7628 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
7629 register for operand 0.
7630 ("bitcmpqi_z_used"): Allow memory for operand 0.
7631 (split "bitcmpqi"): New split to handle address reg as operand 1.
7633 2001-08-04 Andreas Jaeger <aj@suse.de>
7635 * gcse.c: Revert Daniel's last patch.
7637 2001-08-03 Zack Weinberg <zackw@stanford.edu>
7639 * sparc-protos.h: Add prototypes for fp_zero_operand and
7641 * sh-protos.h: Add prototype for fpul_operand.
7643 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7645 * doc/extend.texi (Other Builtins): Fix typo in last change.
7647 2001-08-03 Richard Henderson <rth@redhat.com>
7649 * target.h (gcc_target): Add asm_out.named_section,
7650 section_type_flags, have_named_sections.
7651 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
7652 (TARGET_HAVE_NAMED_SECTIONS): New.
7653 (TARGET_SECTION_TYPE_FLAGS): New.
7655 * Makefile.in (toplev.o): Depend on TARGET_H.
7656 (varasm.o, dbxout.o): Likewise.
7657 * c-common.c (decl_attributes): Check targetm.have_named_sections
7658 instead of ifdef ASM_OUTPUT_SECTION_NAME.
7659 * dbxout.c (dbxout_function_decl): Likewise.
7660 (dbxout_function_end): Likewise.
7661 * toplev.c (compile_file): Likewise.
7662 * varasm.c (exception_section): Likewise.
7663 * cp/decl2.c (finish_objects): Likewise.
7665 * defaults.h (EH_FRAME_SECTION): Remove.
7666 (EH_FRAME_SECTION_ASM_OP): Remove.
7667 (EH_FRAME_SECTION_NAME): New.
7668 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
7669 (UNIQUE_SECTION_P): Remove.
7670 * dwarf2out.c (SECTION_FORMAT): Remove.
7671 (ASM_OUTPUT_SECTION): Remove.
7672 (output_call_frame_info): Use named_section_flags.
7673 (output_comp_unit, dwarf2out_start_source_file): Likewise.
7674 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
7675 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
7676 * varasm.c (in_eh_frame, eh_frame_section): Remove.
7677 (named_section_flags): New.
7678 (named_section): Use it and targetm.section_type_flags.
7679 (resolve_unique_section): New.
7680 (assemble_start_function): Use it.
7681 (asm_emit_uninitialised, assemble_variable): Likewise.
7682 (default_section_type_flags): New.
7683 (default_no_named_section, default_elf_asm_named_section): New.
7684 (default_coff_asm_named_section, default_pe_asm_named_section): New.
7685 * output.h: Update varasm.c decls.
7686 (SECTION_*): New flags.
7688 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
7689 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
7691 * config/elfos.h (UNIQUE_SECTION_P): Remove.
7692 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
7693 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
7694 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
7695 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
7696 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
7697 * config/mips/elf.h, config/mips/elf64.h: Likewise.
7698 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
7699 * config/pa/pa64-hpux.h,
7701 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
7702 (TARGET_ASM_NAMED_SECTION): New.
7703 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
7704 * config/alpha/vms.h, config/arm/coff.h: Likewise.
7705 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
7706 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
7707 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
7708 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
7709 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
7710 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
7711 * config/i386/sco5.h, config/i386/win32.h: Likewise.
7712 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
7713 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
7714 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
7715 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
7716 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
7717 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
7718 * config/sparc/sysv4.h: Likewise.
7720 * config/nextstep.h: Error until named sections implemented.
7722 * config/a29k/a29k.c (a29k_asm_named_section): New.
7723 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
7724 (vms_section_type_flags, vms_asm_named_section): New.
7725 * config/arm/arm.c (arm_elf_asm_named_section): New.
7726 * config/avr/avr.c (asm_output_section_name): Remove.
7727 * config/avr/avr-protos.h: Update.
7728 * config/c4x/c4x.c (c4x_asm_named_section): New.
7729 * config/h8300/h8300.c (h8300_asm_named_section): New.
7730 * config/i386/i386.c (sco_asm_named_section): New.
7731 * config/i386/winnt.c (SECTION_PE_SHARED): New.
7732 (i386_pe_section_type_flags): New.
7733 (i386_pe_asm_named_section): New.
7734 * config/i386/i386-protos.h: Update.
7735 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
7736 * config/mcore/mcore.c (mcore_asm_named_section): New.
7737 * config/mips/mips.c (iris6_asm_named_section): New.
7738 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
7739 instead of UNIQUE_SECTION_P.
7740 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
7741 (xcoff_asm_named_section): New.
7742 * config/sh/sh.c (sh_asm_named_section): New.
7743 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
7745 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
7746 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
7747 (EH_FRAME_SECTION_NAME): New.
7748 (EXCEPTION_SECTION): New.
7749 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
7750 (DEBUG_*_SECTION): Remove.
7751 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
7752 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
7753 (EH_FRAME_SECTION_ASM_OP): Remove.
7755 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
7756 (ASM_OUTPUT_SECTION_NAME): Remove.
7757 (TARGET_ASM_NAMED_SECTION): New.
7758 (TARGET_HAVE_NAMED_SECTIONS): New.
7759 (TARGET_SECTION_TYPE_FLAGS): New.
7760 (EH_FRAME_SECTION_ASM_OP): Remove.
7761 (EH_FRAME_SECTION_NAME): New.
7763 2001-08-03 Zack Weinberg <zackw@stanford.edu>
7765 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
7766 for complex expressions when cfun == 0.
7767 * doc/extend.texi: Document that __builtin_constant_p can be
7768 used in data initializers as well as functions.
7770 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
7772 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
7773 variable I locally, instead of expecting a declaration in the
7776 2001-08-03 Richard Henderson <rth@redhat.com>
7778 * except.c (collect_one_action_chain): Add an explicit cleanup
7779 action if regions surrounding a catch were encoded entirely
7780 within the call-site entry.
7782 2001-08-03 Richard Henderson <rth@redhat.com>
7784 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
7785 don't take REGNO of a non-register.
7787 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7789 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
7790 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
7791 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
7792 (__gthread_mutex_init_function): New function for mutex initialization.
7794 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7796 * Makefile.in: Revert screwed up commit.
7798 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7800 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
7801 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
7802 merged by linker script to get a final _exit().
7803 (__do_global_dtors): New for destructor handling in specific exit
7805 (__do_global_ctors): New for constructors in specific install section.
7806 (__map_data_section): Map data sections before running constructors.
7807 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
7808 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
7809 (DTORS_SECTION_ASM_OP): Likewise.
7810 (CTORS_SECTION_FUNCTION): Define to force a reference to
7812 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
7814 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7816 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
7818 * Makefile.in: Add df.h to gcse.c dependencies.
7820 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7822 * varasm.c (output_constant_def_contents): Use for the length of a
7823 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
7824 depending on which is larger.
7826 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7828 * gcse.c: Include df.h for use as a dataflow analyzer.
7830 Declaration of reg_set_info: gone.
7831 New df_analyzer variable used by store motion.
7832 (reg_set_info): Deleted.
7833 (mark_mem_regs): New function, analyze regs used by a mem.
7834 (store_ops_ok): Use dataflow analyzer results to determine if
7835 necessary regs are changed in the block.
7836 (find_moveable_store): Remove check for symbol ref, we can handle
7837 much more complex expressions now.
7838 (compute_store_table): Remove most of the code, it's unnecessary
7839 now that the dataflow analyzer records the info for us.
7840 (store_killed_after): Add parameter to say whether to do the
7841 store_ops_okay test, used to speed up testing when we already know
7842 the answer, and just want to know if the store itself was killed.
7843 (build_store_vector): Largely rewritten to calculate the various
7844 vectors properly, and somewhat optimized.
7845 (store_motion): Init the df_analyzer, get REG_DEF chains.
7846 Also handle trapping expressions (since mems almost always trap)
7847 (simple_mem): Redefine what a simple mem is.
7849 2001-08-03 DJ Delorie <dj@redhat.com>
7851 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
7852 set from a constant part of the condition.
7854 2001-08-01 Andrew Cagney <ac131313@redhat.com>
7856 * mkdeps.c (deps_add_default_target): Make local variable
7857 ``start'' a const char pointer.
7858 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
7860 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7862 * doc/install.texi (Configuration): Fix markup.
7863 (Specific, i?86-*-udk): Likewise.
7864 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
7866 Document --enable-threads and --enable-libgcj status.
7867 (Specific, mips-sgi-irix*): Canonicalize triples.
7868 (Specific, mips-sgi-irix5): Warn about problems with this config.
7869 Mention required GNU as patch.
7870 Native assembler problems are fixed.
7871 (Specific, mips-sgi-irix6): Update O32 ABI support status.
7872 Document --enable-threads and --enable-libgcj status.
7874 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7876 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
7879 2001-08-03 Richard Henderson <rth@redhat.com>
7881 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
7884 2001-08-03 Richard Henderson <rth@redhat.com>
7886 * rtlanal.c (find_first_parameter_load): Stop if we
7887 reach a CODE_LABEL at BOUNDARY.
7889 2001-08-03 Richard Henderson <rth@redhat.com>
7891 * config/alpha/alpha.md (force_movdi): New insn.
7892 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
7893 Tweek FRP marking of VMS prologue insns.
7894 * config/alpha/vms.h (EPILOGUE_USES): New.
7896 2001-08-02 Richard Henderson <rth@redhat.com>
7898 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
7900 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
7902 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
7903 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
7904 config/convex/convex.h, config/d30v/d30v.c,
7905 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
7906 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
7907 config/mips/mips.h, config/mn10200/mn10200.h,
7908 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
7909 config/v850/v850.h, config/vax/openbsd.h,
7910 config/vax/openbsd1.h, config/vax/ultrix.h,
7911 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
7912 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
7913 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
7914 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
7915 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
7916 in comments and documentation.
7918 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7922 * Makefile.in (line-map.o): New.
7923 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
7924 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
7925 * cpperror.c (print_containing_files): Similarly.
7926 (print_location): Update. Don't output a space before _Pragma.
7927 * cppfiles.c (stack_include_file): Set to line 1 immediately.
7928 (stack_include_filee, cpp_make_system_header): Update.
7929 (_cpp_execute_include): Get logical line number right for calling
7930 as-yet-unterminated #include.
7931 * cpphash.h (struct cpp_reader): Add line_maps.
7932 (_cpp_do_file_change): Update.
7933 * cppinit.c (cpp_create_reader): Initialize line maps.
7934 (cpp_destroy): Destroy line maps.
7935 (cpp_start_read): Get logical line number right.
7936 * cpplex.c (parse_string): Only warn once for multi-line strings.
7937 Use boolean variable for null warning.
7938 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
7940 (do_include_common): End the directive early.
7941 (do_line): Don't warn about out-of-range lines in preprocessed
7942 source. Update. Remove unused variables.
7943 (_cpp_do_file_change): Update for new line mapping.
7944 (pragma_cb): New typedef.
7945 (cpp_register_pragma): Stop looking ahead before calling the
7947 (do_pragma_system_header): End directive early.
7948 (cpp_get_line_maps): New.
7949 (cpp_pop_buffer): Fudge logical line. Update.
7950 * cpplib.h: Include line-map.h
7951 (enum cpp_fc_reason): Remove.
7952 (struct cpp_file_change): Update.
7953 (cpp_get_line_maps): New.
7954 * cppmain.c (struct_printer): New member map.
7955 (cb_file_change): Update for new mappings.
7956 * fix-header.c (cb_file_change): Similarly.
7958 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7960 * Makefile.in (libgcc.mk): Define mkinstalldirs.
7961 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
7963 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
7965 * config/vax/vax.c: include expr.h.
7967 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7969 * Makefile.in ($(srcdir)/configure): Only rebuild in
7971 ($(srcdir)/config.in): Only define in maintainer mode.
7972 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
7974 2001-08-02 David Edelsohn <edelsohn@gnu.org>
7976 * doc/install.texi (Install GCC: Binaries): Update Bull info.
7978 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7980 * gcc.c (set_collect_gcc_options): New function, split out from
7982 Ignore elided switches.
7983 (do_spec_1): Invoke before executing command.
7984 (set_input): Export.
7985 Move declaration ...
7986 * gcc.h (set_input): ... here.
7987 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7990 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
7993 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
7995 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
7997 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
7999 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
8000 for the unnamed instructions it expands to.
8002 2001-08-02 Richard Henderson <rth@redhat.com>
8004 * regclass.c (call_really_used_regs): Conditionally define.
8005 (init_reg_sets_1): Don't use it if not defined.
8006 (fix_register): Similarly, don't set it.
8008 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8010 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
8011 Correct comment that had been missed in the previous change.
8013 2001-08-01 Stan Shebs <shebs@apple.com>
8015 * config/darwin.c (machopic_stub_name): Try matching by name.
8016 (update_stubs): New function.
8017 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
8020 2001-08-01 Richard Henderson <rth@redhat.com>
8022 * except.c (output_function_exception_table): Use assemble_align.
8023 * varasm.c (assemble_eh_label): Remove.
8024 (assemble_eh_align, assemble_eh_integer): Remove.
8026 2001-08-01 Robert Lipe <robertl@caldera.com>
8028 * dwarfout.c: Remove reference to README.DWARF.
8030 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
8032 * regclass.c (call_really_used_regs): New array for registers which
8033 are actually used by a call.
8034 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
8036 (fix_register): Set call_really_used too.
8037 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
8038 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
8040 2001-08-01 Richard Henderson <rth@redhat.com>
8042 * read-rtl.c (read_name): Consider \r whitespace.
8044 2001-07-11 Andrew Cagney <ac131313@redhat.com>
8046 * config.gcc: Recognize powerpc-*-netbsd*.
8048 * doc/install.texi (Host/target specific installation notes for
8049 GCC): Mention powerpc-*-netbsd*.
8051 * config/rs6000/netbsd.h: New file.
8052 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
8053 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
8054 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
8055 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
8056 (TARGET_VERSION): Redefine.
8058 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
8059 mcall-netbsd as a match for mcall-sysv.
8060 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
8061 (ncrti.S, ncrtn.S): New targets.
8062 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
8064 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
8065 "netbsd' as a V4 ABI.
8066 (ASM_SPEC): Check for -mcall-netbsd.
8067 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
8068 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
8069 (LIB_SPEC, ENDFILE_SPEC): Ditto.
8070 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
8071 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
8072 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
8073 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
8075 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
8076 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
8078 2001-08-01 Mark Kettenis <kettenis@gnu.org>
8080 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
8081 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
8082 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
8083 including "unwind-pe.h".
8085 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8087 * rs6000.md (define_splits): Kill unused constraints.
8089 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
8090 Jan Hubicka <jh@suse.cz>
8092 * function.c (thread_prologue_and_epilogue_insns): Kill code
8093 dealing with non-existent CFG.
8095 2001-08-01 Kazu Hirata <kazu@hxi.com>
8097 * alias.c: Fix comment formatting.
8098 * bitmap.c: Likewise.
8099 * builtins.c: Likewise.
8100 * calls.c: Likewise.
8101 * c-common.c: Likewise.
8102 * c-decl.c: Likewise.
8103 * c-dump.c: Likewise.
8104 * c-lex.c: Likewise.
8105 * collect2.c: Likewise.
8106 * combine.c: Likewise.
8107 * conflict.c: Likewise.
8108 * cppfiles.c: Likewise.
8109 * cppinit.c: Likewise.
8110 * cpplex.c: Likewise.
8111 * cpplib.c: Likewise.
8112 * cppmacro.c: Likewise.
8113 * cppspec.c: Likewise.
8114 * c-pragma.c: Likewise.
8115 * crtstuff.c: Likewise.
8117 * cselib.c: Likewise.
8118 * c-semantics.c: Likewise.
8119 * c-typeck.c: Likewise.
8121 2001-08-01 H.J. Lu <hjl@gnu.org>
8123 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
8125 2001-08-01 H.J. Lu <hjl@gnu.org>
8127 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
8129 2001-08-01 Ziemowit Laski <zlaski@apple.com>
8131 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
8132 contextualizing Objective-C class name lookup by the lexer.
8133 (typespec_reserved_nonattr): Disable ObjC class name lookup after
8135 (protocoldef): Add support for forward @protocol declarations.
8136 (yylexname): Suppress ObjC class name lookup in certain contexts;
8137 re-enable after lookup is complete.
8138 (_yylex): Re-enable ObjC class name lookup when certain
8139 punctuation marks are seen.
8141 * objc/objc-act.c (check_protocol_recursively): New function used
8142 for finding circular dependencies in protocols.
8143 (objc_declare_protocols): New function for handling forward
8144 @protocol declarations.
8145 (receiver_is_class_object): Detect the case when 'self' is used
8146 inside of a class method.
8147 (build_message_expr): Issue a warning if class method is desired
8148 but instance method is found instead.
8149 (conforms_to_protocol): Streamline.
8150 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
8151 protocol Foo, even if 'Bar foo' does not.
8152 (check_protocols): Streamline.
8153 (start_protocol): Add checks for circular and duplicate protocol
8155 (encode_aggregate_within): For typedefs of structs, encode the
8157 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
8158 (objc_declare_protocols): New prototype.
8160 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8162 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
8163 * cpplex.c (handle_newline): Update prototype. Maintain logical
8165 (skip_escaped_newlines, skip_block_comment, parse_string):
8167 (_cpp_lex_token): Update, and store token position within the token.
8168 * cpplib.h (struct cpp_token): Add line and column entries.
8169 * cppmacro.c (replace_args): Position stringified tokens correctly.
8171 2001-08-01 Andreas Jaeger <aj@suse.de>
8173 * basic-block.h: Add prototype for last_loop_beg_note.
8175 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
8177 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
8178 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
8180 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
8181 while handling WITH_CLEANUP_EXPR node. Use second operand calling
8182 expand_decl_cleanup.
8183 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
8185 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
8186 operand while calling simple_cst_equal.
8187 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
8188 operand is the cleanup expression, the third is the RTL_EXPR.
8189 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
8191 2001-07-31 Jeff Sturm <jsturm@one-point.com>
8193 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
8195 2001-07-31 matthew green <mrg@eterna.com.au>
8197 * config.gcc (i386-*-netbsdelf): New description.
8198 * config/i386/netbsd-elf.h: New file.
8200 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
8202 * loop.c (check_dbra_loop): Use single_set to compute
8205 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
8207 PowerPC reorg and support for powerpc64-*-linux*.
8209 Also fixes emitting of constants on 32 bit and 64 bit
8212 * config.gcc: powerpc64-*-linux* is a new target.
8213 Things that needed aix.h now also include xcoff.h
8215 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
8217 Move AIX specific stuff into aix.h.
8218 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
8219 with more than just XCOFF now.
8220 (SET_ASM_OP): Remove, now defined where needed.
8221 (FUNCTION_PROLOGUE): New macro definition.
8222 (FUNCTION_EPILOGUE): New macro definition.
8223 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
8225 * config/rs6000/xcoff.h: New file.
8227 * config/rs6000/linux64.h: New file.
8229 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
8231 2001-07-31 Alan Modra <amodra@bigpond.net.au>
8233 * rs6000.c (print_operand_address): Handle ELF syntax.
8234 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
8235 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
8236 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
8238 2001-07-31 David Edelsohn <edelsohn@gnu.org>
8240 * rs6000.c (rs6000_override_options): Only disable
8241 flag_function_sections for XCOFF.
8242 (exact_log2_cint_operand): New predicate.
8243 (reg_or_{add,sub}_cint64_operand): New predicates.
8244 (add_operand): Compare CONST_INT with fewer function calls.
8245 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
8246 (print_operand, case 'p'): Ensure positive operand.
8247 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
8248 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
8249 (PREDICATE_CODES): Add new predicates.
8250 * rs6000.md (addsi3): Split 32-bit constants more correctly.
8251 (divsi3, modsi3): Ensure positive power-of-2.
8252 (adddi3): Use new predicate. Split 32-bit constants more
8253 correctly. Re-arrange splitter to handle any constant.
8254 (subdi3): Use new predicate.
8255 (divdi3, moddi3): Ensure positive power-of-2.
8256 (movdi): Use rs6000_emit_set_const.
8257 (load_toc_v4_pic_di): Delete.
8259 2001-07-31 Graham Stott <grahams@redhat.com>
8261 * function.c (pad_below): Revert 2001-07-26 patch.
8263 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8265 * reg-stack (convert_regs_1): Fix best edge condition.
8267 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
8269 * jump.c (duplicate_loop_exit_test): Better test for jumps
8270 entering the loop; create loop pre_header.
8272 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
8274 * doc/install.texi: Add s390 and s390x as new targets.
8275 * doc/invoke.texi: Add documantation of S/390 and zSeries
8277 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
8279 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
8281 * config/m68k/m68k.md: Replace all general_operand with
8282 nonimmediate_operand for all destinations.
8283 * config/m68k/m68k.c (not_sp_operand): Likewise.
8285 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
8287 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
8289 2001-07-30 Richard Henderson <rth@redhat.com>
8291 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
8292 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
8294 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
8296 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
8297 Add missing doc strings
8298 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
8299 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
8301 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
8303 * i386.c (ix86_output_main_function_alignment_hack): New function.
8304 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
8306 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
8307 edges by EDGE_DFS_BACK flag.
8308 (dump_edge_info): Add dfs_back flag.
8309 * basic-block.h (EDGE_DFS_BACK): New constant.
8310 (mark_dfs_back_edges): Declare.
8311 * alias.c (loop_p): Remove.
8312 (mark_constant_function): Use mark_dfs_back_edges.
8314 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
8315 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
8316 (compensate_edge): Break out from ...
8317 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
8318 (convert_regs_2): Set block_done once block is really done;
8319 Do updating of the predecesors counts.
8321 * toplev.c (rest_of_compilation): Recompute block_for_insn
8322 before post-reload cfg_cleanup.
8323 * function.c (thread_prologue_epilogue_insns):
8324 Call set_block_for_new_insns when emitting prologue directly.
8326 2001-07-30 Andreas Jaeger <aj@suse.de>
8328 * jump.c: Add prototype for mark_modified_reg.
8330 * cse.c (set_live_p): Add unused attribute.
8332 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
8334 (scan_for_source_files): Use long for count to avoid overflow.
8335 (output_data): Likewise.
8336 (output_data): Don't use string concatatenation to silence gcc
8339 * predict.c: Fix typos and grammar.
8341 * gcse.c (insert_insn_end_bb): Remove unused variables.
8343 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
8345 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
8346 (attempt_auto_inc): LIkewise.
8347 (mark_used_reg): Likewise.
8348 (try_pre_increment_1): Likewise.
8349 * regclass.c (regclass): Likewise.
8350 * global.c (allocno_compare): Update comment; change scaling factor.
8351 * local-alloc.c (QTY_CMP_PRI): Likewise.
8352 * regs.h (REG_FREQ_FROM_BB): New.
8353 (REG_FREQ_MAX): Likewise.
8355 2001-07-30 H.J. Lu <hjl@gnu.org>
8357 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
8360 2001-07-30 H.J. Lu (hjl@gnu.org)
8362 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
8363 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8364 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
8366 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
8368 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
8369 as -mthumb-interwork when -mcpu=arm7 is specified.
8371 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8373 * predict.def (noreturn, loop branch, loop exit): Mark as first
8376 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
8378 * combine.c (try_combine): Avoid barrier after noop jumps.
8380 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8382 * cpphash.h (struct cpp_reader): Remove import_warning.
8383 * cpplib.c (skip_rest_of_line): Don't bother turning off
8385 (parse_include): Move include handling to...
8386 (do_include_common): ... here. Move import warning from...
8387 (do_import): ... here.
8388 (do_pragma_poison): Don't do a callback for poison identifiers.
8389 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
8390 * cppmain.c (setup_callbacks): Similarly.
8392 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
8394 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
8395 handle multiple sets.
8396 * except.c (sjlj_mark_call_sites): .... here.
8397 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
8399 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
8401 Suggested by Richard Henderson and Richard Kenner:
8402 * combine.c (recog_for_combine): Use the fake recog
8403 only if instruction does not match.
8404 * rtl.h (NOOP_MOVE_INSN_CODE): New.
8405 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
8407 * combine.c (try_combine): Discover noop jump as direct jump.
8409 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
8411 * df.c (df_rd_global_compute): Add successors to worklist, not
8413 (df_ru_global_compute): Ditto.
8415 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
8417 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
8418 increment REG_N_SETS.
8420 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
8422 * sbitmap.h: New prototype for sbitmap_a_xor_b.
8424 * sbitmap.c (sbitmap_a_xor_b): New function.
8425 ifdef the basic block stuff on IN_GCC.
8427 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8429 * cppexp.c (parse_defined): Always record the macro name.
8430 (lex): Don't worry about identifiers, or special-case
8432 (_cpp_parse_expr): Figure out at the end of the routine
8433 whether we saw a valid !defined() expression.
8434 * cppfiles.c (stack_include_file): Update for mi_valid.
8435 (_cpp_pop_file_buffer): Similarly.
8436 * cpplex.c (_cpp_lex_token): Similarly.
8437 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
8438 mi_if_not_defined, mi_lexed): Remove.
8440 * cpplib.c (do_if): Simplify.
8441 (do_endif, push_conditional, _cpp_handle_directive): Update
8442 for renaming of mi_state to mi_valid.
8444 * cpp.texi: Add index entries for digraphs, and add comment
8445 that C++ refers to them as alternative tokens.
8447 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
8449 * basic-block.h (CLEANUP_PRE_LOOP): New.
8450 * except.c (finish_eh_generation): Update call of cleanup_cfg.
8451 * sibcall.c (optimize_sibling_calls): Likewise.
8452 * toplev.c (rest_of_compilation): Likewise.
8453 * flow.c (try_forward_edges): Take argument MODE;
8454 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
8455 (try_optimize_cfg): Update call of try_forward_edges.
8457 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8458 Jan Hubicka <jh@suse.cz>
8460 * (validate_replace_rtx_1): Fix simplification of MINUS.
8462 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
8464 PR preprocessor/3669
8465 * cppinit.c (init_dependency_output): Turn off dump requests
8466 if sending dependencies to stdout.
8468 2001-07-28 Richard Henderson <rth@redhat.com>
8470 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
8473 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
8475 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
8477 2001-07-28 Kazu Hirata <kazu@hxi.com>
8479 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
8480 is VAR_DECL first to prevent an ICE.
8482 2001-07-28 Richard Henderson <rth@redhat.com>
8484 * varasm.c (immed_real_const_1): Don't elide special cases for
8486 (clear_const_double_mem): Clear const_tiny_rtx too.
8488 2001-07-28 Richard Henderson <rth@redhat.com>
8490 * dwarf2out.c (dw_val_class_offset): New.
8491 (struct dw_ranges_struct, dw_ranges_ref): New.
8492 (ranges_table, ranges_table_allocated): New.
8493 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
8494 (add_AT_offset, add_ranges, output_ranges): New.
8495 (print_die, output_die): Handle dw_val_class_offset.
8496 (attr_checksum, size_of_die, value_format): Likewise.
8497 (gen_lexical_block_die): Handle non-contiguous blocks.
8498 (gen_block_die): Likewise.
8499 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
8500 if needed. Dump the ranges table.
8501 * final.c (final_start_function): Remove unnecessary notes and
8502 rebuild the block tree before numbering the blocks.
8503 * function.c (reorder_blocks_0): Walk the existing block tree
8504 to unmark all blocks.
8505 (reorder_blocks_1): Create block fragments when duplicate block
8507 (reorder_fix_fragments): New.
8508 (reorder_blocks): Call it.
8509 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
8511 2001-07-28 Richard Henderson <rth@redhat.com>
8513 * emit-rtl.c (adjust_address): Make a copy of the memory address.
8515 2001-07-28 Richard Henderson <rth@redhat.com>
8517 * flow.c (add_to_mem_set_list): New function.
8518 (init_propagate_block_info): Use it.
8519 (mark_set_1): Likewise.
8520 (insn_dead_p): Canonicalize memory address for dead store
8521 comparison. Allow wider mode stores to kill narrower mode stores.
8522 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
8523 (invalidate_mems_from_set): Don't handle MEMs.
8525 2001-07-28 Kazu Hirata <kazu@hxi.com>
8527 * config/h8300/h8300.h: Fix formatting.
8529 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8531 * basic-block.h (EDGE_FREQUENCY): New macro.
8532 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
8534 * flow.c (find_sub_basic_blocks): Likewise.
8535 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
8536 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
8538 * predict.c (DEF_PREDICTOR): New argument FLAGS.
8539 (HITRATE): New macro.
8540 (PRED_FLAG_FIRST_MATCH): New constant.
8541 (predictor_info): New field flgags.
8542 (combine_predictions_for_insn): Use DS theory to combine
8543 probabilities; set the edge probabilities when finished.
8544 (estimate_probability): Avoid duplicated matches
8545 of LOOP_BRANCH heuristics for nested loops; update comment.
8546 * predict.def: Add flags for each prediction, set probabilities
8547 according to B&L paper.
8548 * predict.h (DEF_PREDICTOR): New argument FLAGS.
8550 * profile.c (compute_branch_probabilities): Cleanup way the edge
8551 probabilities are computed and REG_BR_PROB notes are dropped; if
8552 values does not match, emit error.
8553 (init_branch_prob): Do error instead of warning when profile driven
8554 feedback is missing or corrupt.
8556 2001-07-27 DJ Delorie <dj@redhat.com>
8558 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
8559 against a constant, try to adjust the compare to have the desired
8560 constant in it so that min/max optimizations happen more often.
8562 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8564 * flow.c (last_loop_beg_note): New function.
8565 (redirect_edge_and_branch): Use it.
8566 (split_edge): Likewise.
8568 * alias.c (loop_p): Avoid uninitialized memory access.
8570 * flow.c (try_forward_edges): Avoid accessing freed memory.
8572 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
8575 2001-07-26 Andrew Haley <aph@redhat.com>
8576 Joern Rennecke <amylaar@redhat.com>
8578 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
8579 (SUBTARGET_CPP_ENDIAN_SPEC): New.
8580 (SUBTARGET_CPP_SPEC): New.
8582 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
8583 (SUBTARGET_CPP_PTR_SPEC): New.
8584 (CPP_DEFAULT_CPU_SPEC): New.
8585 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
8586 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
8587 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
8588 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
8589 (SUBTARGET_CPP_SPEC): Define as an empty string.
8591 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8593 * doc/install.texi (Configuration): Properly link the host
8594 specific instructions also when generating HTML.
8596 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
8598 * flow.c (redirect_edge_and_branch_force): Test
8599 target->global_live_at_start.
8601 2001-07-26 Richard Henderson <rth@redhat.com>
8603 * simplify-rtx.c (avoid_constant_pool_reference): Export.
8604 * rtl.h (avoid_constant_pool_reference): Declare it.
8605 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
8606 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
8608 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8610 * rtl.h (cleanup_barriers): Declare.
8611 * jump.c (cleanup_barriers): New function.
8612 * toplev.c (rest_of_compilation): Call cleanup_barriers
8613 before loop optimizer and after bb_reorder.
8615 * flow.c (back_edge_of_syntactic_loop_p): New.
8616 (split_edge): Use it.
8618 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8620 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
8622 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
8624 * cse.c (cse_process_notes): Replace any registers if the address
8627 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
8629 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
8630 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
8631 (propagate_block): Update prototype.
8632 * flow.c (update_life_info): Simplify the CFG and
8633 recalculate the global regs which are alive when
8634 removing dead code during a global update.
8635 (propagate_block): Return non-zero if an INSN is
8638 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8640 * Makefile.in (LIBICONV): Define.
8642 2001-07-26 Catherine Moore <clm@redhat.com>
8644 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
8645 of conditional to avoid tree checking errors.
8647 2001-07-26 Kazu Hirata <kazu@hxi.com>
8649 * regmove.c (regmove_optimize): Don't replace a reg with
8650 another reg of a different mode.
8652 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
8654 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
8655 limit length of dependancy flush list.
8656 * params.h (MAX_PENDING_LIST_LENGTH): Define.
8657 * sched-int.h (struct deps): Add pending_flush_length field.
8658 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
8659 has 1 element in it.
8660 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
8661 (sched_analyze): After a jump, if the pending memory flush list is too
8662 large, flush the pending lists.
8663 (init_deps): Initialize pending_flush_length to 0.
8664 * doc/invoke.texi (max_pending_list_length): Document parameter.
8666 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
8668 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
8669 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
8670 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
8672 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8674 * cpphash.h (struct_lexer_state): Delete was_skipping.
8675 Move skipping here from struct cpp_reader.
8676 * cpplex.c (parse_identifier): Update.
8677 (_cpp_lex_token): Don't skip tokens in a directive.
8678 * cpplib.c (struct if_stack): Update.
8679 (start_directive, end_directive): Don't change skipping state.
8680 (_cpp_handle_directive): Update.
8681 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
8682 (do_else, do_endif): Update; only check for excess tokens if not
8683 in a skipped conditional block.
8684 (push_conditional): Update for new struct if_stack.
8686 2001-07-26 Graham Stott <grahams@redhat.com>
8688 * function.c (locate_and_pad_parm): Also pad initial offset
8689 so that the total argument size also includes the padding.
8691 2001-07-26 Graham Stott <grahams@redhat.com>
8693 * gensupport.c (alter_output_for_insn): Correct enable checking failure
8694 change XSTR to XTMPL.
8696 (process_one_cond_exec): Likewise
8698 2001-07-25 Richard Henderson <rth@redhat.com>
8700 * varasm.c (assemble_variable): Create DECL_RTL before setting
8703 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
8705 * predict.c (estimate_probability): Avoid duplicated predictions.
8707 * loop.c (find_and_verify_loops): Grok multiple barriers.
8709 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8711 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
8713 * dbxout.c: Consistently use putc instead of fputc.
8714 (print_wide_int): New function; call instead of direct fprintf.
8715 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
8716 (dbxout_type_fields, dbxout_type_method_1): Likewise.
8717 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
8718 (print_int_cst_octal): Likewise.
8719 (print_octal): Show we wrote characters.
8720 (dbxout_type): Set have_used_extensions in more places.
8722 2001-07-25 Catherine Moore <clm@redhat.com>
8724 * config/v850/v850.c (v850_va_arg): Use addr
8725 instead of valist to build incr.
8727 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
8729 * flow.c (delete_dead_jumptables): New function.
8730 (life_analyzis): Call it.
8731 * bb-reorder.c (skip_insns_after_block): Handle contradictory
8734 2001-07-25 Richard Henderson <rth@redhat.com>
8736 * except.c (reachable_handlers): Handle a region being removed
8737 out from under a RESX.
8739 2001-07-25 Richard Henderson <rth@redhat.com>
8741 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
8742 swap GE/GT if it is an fp comparison.
8744 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
8746 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
8749 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
8751 * ssa.c (rename_insn_1): Do not wrap an assignment to a
8752 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
8755 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
8757 (visit_expression): When attempting to simplify an expression,
8758 retrieve any modes for arguments before they are simplified
8761 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
8762 Janis Johnson <janis@us.ibm.com>
8764 * stmt.c (expand_goto): A nonlocal goto can be a call too.
8765 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
8766 pointer parameters to match documented usage of nonlocal_goto.
8767 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
8768 parameters to their correct order.
8769 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
8770 parameters to their correct order.
8772 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
8774 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
8776 2001-07-25 Jan Hubicka <jh@suse.cz>
8777 Richard Henderson <rth@redhat.com>
8779 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
8781 (make_edges): New argument update_p; populate the edge cache if set.
8782 (find_basic_blocks): Update make_edges invocation.
8784 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8786 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
8788 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8790 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
8791 -Acpu and -Amachine.h.
8792 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
8793 Corrected header to say ELF not a.out.
8794 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
8795 when given -msoft-float.
8797 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8799 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
8800 extra multilib parts like arm-elf.
8801 (i960-*-coff*, i960-*-rtems): Should not use collect2.
8802 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
8803 crtfini.o as extra multilib parts.
8805 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8807 * configure.in: Add rtems as a supported thread model.
8808 * gthr-rtems.h: Add missing entry point __gthread_active_p.
8809 * configure: Rebuilt.
8811 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
8813 * stor-layout.c (get_mode_alignment): make it work when
8814 BITS_PER_UNIT is not a power of two.
8815 * builtins.c (get_pointer_alignment): Likewise.
8817 2001-07-24 Richard Henderson <rth@redhat.com>
8819 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
8820 the retrieved constant into the expected mode.
8822 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
8824 * flow.c (try_simplify_condjump): Avoid duplicated edges.
8825 (verify_flow_info): Check for duplicated edges; clarify
8828 * flow.c (block_label): Update basic_block_for_insn.
8829 (commit_edge_insertions): Call compute_bb_for_insn.
8831 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
8834 * flow.c (redirect_edge_and_branch,
8835 try_optimize_cfg): Use redirect_edge_succ_nodup
8836 (redirect_edge_succ_nodup): New.
8837 * basic_block.h (redirect_edge_succ_nodup): Declare.
8839 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
8842 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
8844 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
8845 (try_crossjump_to_edge): Update commetns.
8846 (try_crossjump_bb): Likewise.
8848 2001-07-24 Richard Henderson <rth@redhat.com>
8850 * combine.c (distribute_notes): Move set of need_refresh
8851 for noop_move_p down to catch all cases.
8853 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
8855 * recog.c (split_all_insns_noflow): New.
8856 * rtl.h (split_all_insns_noflow): Declare.
8857 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
8858 * m68hc11.c (m68hc11_reorg): Likewise.
8859 * sh.c (machine_dependent_reorg): Likewise.
8860 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
8863 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
8865 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
8866 (ashlsi3_n splitter): Likewise.
8867 (lshrsi3_n splitter): Likewise.
8869 (GOTaddr2picreg): Make const SImode.
8870 (sym_label2reg): Likewise.
8871 (symGOT2reg): Likewise.
8872 (symGOTOFF2reg) Likewise.
8874 (casesi_worker_0): Make unspec SImode.
8876 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
8878 * config/sh/sh.c (barrier_align): Check that an operand really is
8879 an insn before extracting its INSN_CODE.
8881 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
8883 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
8886 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
8887 for SImode to prevent overflow.
8889 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8891 * config/mips/irix6-libc-compat.c: New file.
8892 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
8893 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
8896 2001-07-24 lars brinkhoff <lars@nocrew.org>
8898 * rtl.texi (REG_POINTER): Document.
8899 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
8900 QFmode, HFmode, TQFmode, QCmode, and HCmode.
8902 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
8904 * flow.c (delete_noop_moves): Do not confuse libcall regions.
8906 2001-07-23 Richard Henderson <rth@redhat.com>
8908 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
8910 2001-07-23 Kazu Hirata <kazu@hxi.com>
8912 * config/h8300/h8300-protos.h: Add a prototype for
8913 general_operand_dst_push.
8914 * config/h8300/h8300.c (general_operand_dst_push): New.
8915 * config/h8300/h8300.h (OK_FOR_T): New.
8916 (EXTRA_CONSTRAINT): Use it.
8917 * config/h8300/h8300.md (movqi_push): Remove and integrate into
8918 the existing movqi pattern.
8919 (movhi_push): Likewise.
8921 * reload.c: Fix comment typos.
8923 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
8925 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
8927 2001-07-23 H.J. Lu (hjl@gnu.org)
8929 * doc/extend.texi: Update __builtin_return_address and
8930 __builtin_frame_address.
8932 2001-07-23 Richard Henderson <rth@redhat.com>
8934 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
8936 * config/i386/i386.md: New setcc+movzbl peephole2.
8938 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8940 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
8941 * objc/objc-act.c: Include debug.h.
8942 (synth_module_prologue): Save and restore debug hooks too.
8944 2001-07-23 lars brinkhoff <lars@nocrew.org>
8946 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
8947 and C4X_FLOAT_FORMAT.
8948 (BOOL_TYPE_SIZE): Document.
8950 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
8952 * unroll.c (loop_iterations): Fix miscalculation of initial
8955 2001-07-13 Andrew Haley <aph@redhat.com>
8957 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
8958 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
8959 * config/sh/sh.c (sh_can_redirect_branch): New function.
8960 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
8961 * reorg.c (steal_delay_list_from_target): Use
8962 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
8964 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
8966 * flow.c (try_simplify_condjump): Unlink insn chain on
8967 fallthru edge; use can_fallthru.
8969 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
8971 * basic-block.h (find_sub_basic_block): Declare.
8972 * flow.c (make_edges): New arguments MIN and MAX;
8973 (find_sub_basic_blocks): Revamp to use make_edges
8974 and purge_dead_edges.
8975 (find_basic_blocks): Update call of find_sub_basic_block.
8977 * recog.c (split_all_insns): Always expect CFG to be consistent;
8978 call find_sub_basic_blocks in case something has changed.
8979 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
8982 * basic-block.h (delete_noop_moves): Declare.
8983 * combine.c (combine_instructions): Call it.
8984 (recog_for_combine): Tolerate noop moves
8985 (distribute_notes): Force refresh when register dies at noop move.
8986 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
8988 (life_analysis): Update delete_noop_moves call.
8989 (set_noop_p): Move too ...
8990 * rtlanal.c (noop_move_p): ... here.
8991 * rtl.h (noop_move_p): Declare.
8993 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
8994 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
8996 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
8997 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
8999 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
9001 * reload.c (push_reload): Fix typo in comment.
9002 (find_reloads_address): Ditto.
9003 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
9005 2001-07-22 Richard Henderson <rth@redhat.com>
9007 * flow.c: Grammar check and clarify a lot of comments.
9008 (try_simplify_condjump): Rename variables to be clearer.
9009 (try_forward_edges): Skip complex and fallthru edges.
9010 Rearrange tests to avoid duplicate checks.
9011 (flow_find_cross_jump): Likewise.
9012 (outgoing_edges_match): Allow match if neither branch has
9013 probability data. Loosen probability match to 5%.
9014 (try_crossjump_to_edge): Hoist repeated indirection into
9016 (try_crossjump_bb): Don't check complex edges. Eliminate
9017 redundant crossjump tests.
9018 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
9019 checks before more expensive checks.
9021 2001-07-22 Richard Henderson <rth@redhat.com>
9023 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
9024 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
9027 2001-07-22 Richard Henderson <rth@redhat.com>
9029 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
9030 (const_sint32_operand): Likewise.
9031 * m68k.md (anon mulsi pattern): Use const_int_operand not
9032 const_sint32_operand.
9033 (umulsi3_highpart): Zero extend a constant input.
9034 (smulsi3_highpart): Don't bother checking SImode constant.
9035 (const_umulsi3_highpart): Give op3 DImode.
9036 (const_smulsi3_highpart): Likewise.
9038 2001-07-22 Richard Henderson <rth@redhat.com>
9040 * flow.c (split_block): Make sure bb_note is included in the
9041 new block when splitting before a label.
9043 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
9045 * basic-block.h (redirect_edge_and_branch_force,
9046 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
9047 * flow.c (redirect_edge_and_branch_force,
9048 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
9049 (redirect_edge_and_branch_force): Fix copying of lifeness information.
9050 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
9051 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
9052 instead of label; update CFG after transformation.
9053 (find_if_case_1): Update call, use redirect_edge_and_branch_force
9054 for finishing the transformation; handle even case where ELSE
9055 does not follow THEN.
9056 (find_if_case_2): Update call of dead_or_predictable; simplify
9059 * emit-rtl.c (split_branch_probability): New global variable.
9060 (try_split): Take care to set split_branch_probability and
9061 create REG_BR_PROB note for new jump insns.
9062 * md.texi (define_split): Document new feature.
9064 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
9066 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9068 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
9069 (asm_out_file): Remove redundant declaration.
9070 (assemble_asm): Remove old #if 0 block.
9071 (assemble_variable): Remove end of function; debug output is
9072 now handled with global_decl. Remove old #if 0 block. Update.
9073 Remove saved_in_section and associated no-op code.
9074 * Makefile.in (varasm.o): Correct dependencies.
9076 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
9078 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9079 the definition in defaults.h.
9081 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
9083 * jump.c: Update comments.
9084 (delete_barrier_successors, delete_unreferenced_labels,
9085 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
9086 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
9087 jump_optimize, jump_optimize_minimal): Kill.
9088 (rebuild_jump_labels): Move code from jump_optimize_1.
9089 (purge_line_number_notes): Likewise.
9090 (copy_loop_headers): Likewise.
9091 * reg-stack.c: Update comment.
9093 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
9094 JUMP_AFTER_REGSCAN): Kill.
9095 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
9096 purge_line_number_notes and copy_loop_headers.
9098 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9099 Richard Henderson <rth@redhat.com>
9101 * dbxout.c (dbxout_global_decl): New.
9102 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9103 * sdbout.c (sdbout_finish): New.
9104 (sdbout_debug_hooks): Use it, add comments.
9105 (sdbout_global_decl): Defer initialised public vars to
9107 * varasm.c (assemble_variable): Don't output debug information
9108 for file-scope variables.
9110 2001-07-22 Richard Henderson <rth@redhat.com>
9112 * config/alpha/alpha.c (get_trap_mode_suffix): New.
9113 (get_round_mode_suffix): New.
9114 (print_operand): Use them for [/]. Remove support for [&'`()+].
9115 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
9116 * config/alpha/alpha.md (attr round_suffix): New.
9117 (attr trap_suffix): New.
9118 (all insns): Set them appropriately. Use %/ instead of the
9121 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9123 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
9125 2001-07-22 Richard Henderson <rth@redhat.com>
9127 * regrename.c (regrename_optimize): Compute nregs for each
9128 potential target register.
9130 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
9131 Richard Henderson <rth@redhat.com>
9133 * dbxout.c (dbxout_global_decl): New.
9134 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9135 * sdbout.c (sdbout_finish): New.
9136 (sdbout_debug_hooks): Use it, add comments.
9137 (sdbout_global_decl): Defer initialised public vars to
9139 * varasm.c (assemble_variable): Don't output debug information
9140 for file-scope variables.
9142 2001-07-21 H.J. Lu (hjl@gnu.org)
9144 * config/mips/mips.c (mips_cpu): Moved into ...
9145 (override_options): Here.
9147 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
9149 (mips_cpu): Removed.
9151 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9153 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
9154 ("iorqi3"): Likewise.
9155 ("xorqi3"): Likewise.
9156 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
9157 ("*subhi3_sp): Likewise.
9158 ("*subhi3"): Likewise.
9159 ("extendhisi2"): Accept D, X and Y as source operand to avoid
9162 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
9164 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
9165 * config/freebsd.h: Likewise.
9166 * config/linux.h: Likewise.
9167 * config/openbsd.h: Likewise.
9168 * config/alpha/linux-elf.h: Likewise.
9169 * config/arm/linux-elf.h: Likewise.
9170 * config/d30v/d30v.h: Likewise.
9171 * config/fr30/fr30.h: Likewise.
9172 * config/ia64/aix.h: Likewise.
9173 * config/ia64/ia64.h: Likewise.
9174 * config/mips/linux.h: Likewise.
9175 * config/pj/pj.h: Likewise.
9176 * config/rs6000/linux.h: Likewise.
9177 * config/sparc/linux.h: Likewise.
9178 * config/sparc/linux64.h: Likewise.
9180 2001-07-20 Bruce Korb <bkorb@gnu.org>
9182 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
9183 because getc() and char* may disagree on signedness.
9185 2001-07-20 Richard Henderson <rth@redhat.com>
9187 * doc/rtl.texi (REG_DEAD): Update for current semantics.
9189 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
9190 insns to delete in the presence of cc0 in a jump insn.
9192 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9193 Jan Hubicka <jh@suse.cz>
9195 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
9196 of doing the change by hand.
9198 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9200 * rtlanal.c (set_noop_p): Return true for noop jumps.
9202 * expr.c (emit_single_push_insn): Add call to push expander.
9203 * expr.h (optab_index): Add OTI_push
9204 (push_optab): New constant.
9205 * genopinit.c (optabs): Add push_optab.
9206 * optabs.c (init_optab): Init push optab.
9207 * md.texi (push??1): Document
9209 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9211 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
9212 expand to emit the pattern; put a REG_INC note for push/pop
9214 ("movdf", "movdf_internal"): Likewise.
9215 ("movsi", "movsi_internal"): Likewise.
9216 ("movsf", "movsf_internal"): Likewise.
9217 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
9219 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9221 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
9224 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
9226 * params.def: Change default max inline insns to 100.
9228 2001-07-20 Diego Novillo <dnovillo@redhat.com>
9230 * combine.c (combine_simplify_rtx): Generate a new shift operation
9231 when simplifying the first operand of a (neg (ashift)) expression.
9233 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9235 * regclass.c (N_REG_INTS): Use only 32 bits per element.
9237 2001-07-20 Kelley Cook <kelley.cook@home.com>
9239 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
9240 information. Move rest into ...
9241 (*-*-solaris): ... here. Eliminate redundant information and
9242 reword necessary packages section. Delete 4.x assembler bug info.
9243 (sparc-sun-*): Merge into ...
9244 (sparc-sun-sunos*): here.
9246 2001-07-20 Catherine Moore <clm@redhat.com>
9248 * config/v850/v850.md (casesi): Generate LABEL_REF
9251 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
9253 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
9254 * i386.c (ix86_zero_extend_to_Pmode): Make global.
9255 * i386.md (strclrsi expander): Use it.
9257 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9259 * integrate.c (copy_insn_list): handle
9260 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
9261 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
9262 identically as to CODE_LABEL.
9264 * fold-const (fold): Convert A/B/C to A/(B*C) and
9267 * except.c (connect_post_landing_pads): Delete the RESX insns.
9269 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
9271 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
9273 * config/mips/mips.md (nmadd/nmsub): Use macro.
9275 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
9277 * cppinit.c (remove_dup_dir): Make static.
9278 (remove_dup_dirs): Make static. Only warn about preempting a
9279 system directory with a non-system directory.
9281 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
9283 * ifcvt.c (noce_try_store_flag_constants): Correct order
9284 of parameters to trunc_int_for_mode.
9286 2001-07-19 Mark Mitchell <mark@codesourcery.com>
9288 * reorg.c (fill_simple_delay_slots): If an instruction might throw
9289 an exception that will be caught within this function, do not fill
9290 its delay slot with any subsequent instruction.
9292 2001-07-19 Steve Ellcey <sje@cup.hp.com>
9294 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
9295 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
9296 pointer extension instruction.
9297 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
9298 * simplify-rtx.c (simplify_unary_operation) Likewise.
9299 * explow.c (convert_memory_address) Check value of
9300 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
9302 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
9303 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
9304 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
9305 Add Multilib Support.
9306 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
9307 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
9308 Add Multilib Support.
9309 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
9311 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
9312 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
9313 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
9315 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
9317 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
9318 old and new operands in `<', `3' and `b'.
9320 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9322 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
9323 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
9324 (toplev.o): Don't depend on xcoffout.h.
9325 * c-decl.c: Include debug.h
9326 (duplicate_decls): Use debug hook.
9327 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
9328 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9329 (dbxout_types): Remove.
9330 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
9331 * debug.c (do_nothing_debug_hooks): Update.
9332 (debug_true_tree, debug_nothing_rtx): New.
9333 * debug.h (struct rtx_def): New.
9334 (struct gcc_debug_hooks): New hooks ignore_block,
9335 outlining_inline_function and label.
9336 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
9337 dwarf2out_frame_finish): New.
9338 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
9339 Make static, update prototype.
9340 (dwarf2_debug_hooks): Update.
9341 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
9342 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
9343 * dwarfout.c (dwarf_debug_hooks): Update.
9344 * emit-rtl.c: Include debug.h.
9345 (remove_unnecessary_notes): Use debug hook.
9346 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
9347 (final_scan_insn): Use debug hook.
9348 * integrate.c (output_inline_function): Use debug hook.
9349 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
9350 (sdb_debug_hooks): Update.
9351 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
9352 * toplev.c: Don't include xcoffout.h.
9353 (note_outlining_of_inline_function, debug_ignore_block): Remove.
9354 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
9356 * tree.h (dwarf2out_do_frame): Remove.
9358 2001-07-19 Catherine Moore <clm@cygnus.com>
9360 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
9362 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
9364 * reload1.c (eliminate_regs_in_insn): When updating a set
9365 to the frame pointer to the hardware frame pointer, perform
9366 the update always not just when REPLACE is set.
9368 * reload1.c (choose_reload_regs): Don't inherit a reload
9369 that crosses multiple registers if registers past the first
9370 don't fit in the desired class.
9372 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
9373 when negating constants.
9375 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
9377 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
9378 * doc/tree.texi: Ditto.
9380 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
9381 Jakub Jelinek <jakub@redhat.com>
9383 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
9384 (extract_cie_info): Handle "eh" augmentation properly,
9386 (struct frame_state, __frame_state_for): New.
9388 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9390 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
9391 HANDLE_SYSV_PRAGMA): Define.
9392 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
9394 (copy_object): Caller changed.
9396 2001-07-19 Andreas Schwab <schwab@suse.de>
9398 * configure.in (assembler dwarf2 debug_line support): Define nop
9400 * configure: Regenerated.
9402 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9404 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
9406 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
9407 to conditionally compiled block.
9408 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9409 * dbxout.h (dbxout_function): Remove.
9410 * debug.c (do_nothing_debug_hooks): Update.
9411 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
9412 global_decl, deferred_inline_function.
9413 * dwarf2out.c (dwarf2_debug_hooks): Update.
9414 (dwarf2out_global_decl): New.
9415 * dwarfout.c: Don't include dwarfout.h.
9416 (dwarfout_global_decl, dwarfout_function_decl,
9417 dwarfout_deferred_inline_function): New.
9418 (dwarf_debug_hooks): Update.
9419 * dwarfout.h: Remove.
9420 * final.c: Don't include dwarfout.h.
9421 * sdbout.c (sdbout_global_decl): New.
9422 (sdbout_debug_hooks): Update.
9423 * toplev.c: Don't include dwarfout.h.
9424 (check_global_declarations, rest_of_compilation): Use new debug hooks.
9425 (note_deferral_of_defined_inline_function): Remove.
9426 * toplev.h (note_deferral_of_defined_inline_function): Remove.
9427 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
9428 * ch/lex.c: Don't include dwarfout.h.
9429 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
9430 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
9431 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
9432 * cp/optimize.c: Include debug.h.
9433 (maybe_clone_body): Use debug hook.
9434 * cp/semantics.c: Include debug.h.
9435 (expand_body): Use debug hook.
9436 * po/POTFILES.in: Remove dwarfout.h.
9438 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9440 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
9441 * c-parse.in (yyerror, _yylex): Similarly.
9442 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
9443 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
9445 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
9446 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
9448 2001-07-18 Jeff Sturm <jsturm@one-point.com>
9450 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
9451 in-class declaration at -g1. Fixes c++/2814.
9453 2001-07-18 Richard Henderson <rth@redhat.com>
9455 * doc/md.texi (reload_in/out): Document restrictions in predicates
9456 and constraints for these patterns. Document empty string matching
9459 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9461 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
9463 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9465 * cse.c: Undo my previous patch.
9467 2001-07-18 Tom Tromey <tromey@redhat.com>
9470 * configure: Rebuilt.
9471 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
9473 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
9475 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
9476 Jan Hubicka <jh@suse.cz>
9478 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
9479 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
9480 * jump.c (mark_jump_label): Do not forward branches.
9482 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
9484 * cse.c (delete_trivially_dead_insns): Delete the libcall block
9485 when return value is unused.
9487 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9489 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
9491 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
9493 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
9494 on error. We can't blindly return the result of
9495 pthread_mutex_trylock because it returns a positive number on
9496 error, while we must return -1 on error.
9497 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
9499 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
9501 2001-07-18 Andreas Jaeger <aj@suse.de>
9503 * integrate.c (output_inline_function): Correct type of debug_hooks.
9505 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
9507 * combine.c (combine_simplify_rtx): DIV can be treated
9508 associatively for floats if unsafe math optimisations are enabled.
9510 2001-07-17 Richard Henderson <rth@redhat.com>
9512 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
9514 2001-07-17 Richard Henderson <rth@redhat.com>
9516 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
9517 don't force the function address into a register.
9518 (expand_call, emit_library_call_value_1): Update callers.
9519 * builtins.c (expand_builtin_apply): Likewise.
9520 * expr.h (prepare_call_address): Update decl.
9522 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
9524 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
9526 * config/i386/chorus.h: Move up.
9527 * config/sparc/chorus.h: Likewise.
9528 * config/rs6000/chorus.h: Likewise.
9529 * config/chorus.h: Moved here.
9531 2001-07-17 Andreas Schwab <schwab@suse.de>
9533 * configure.in (assembler eh_frame optimization): Handle big
9535 * configure: Regenerated.
9537 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
9539 * expr.c (epxand_expr): Convert divisions into multiplications by
9540 reciprocals if -ffast-math.
9542 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
9544 * dbxout.c (dbxout_really_begin_function): Rename to
9545 dbxout_begin_function.
9546 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9547 (dbxout_begin_function): Remove.
9548 (dbxout_function): Update.
9549 (dbxout_source_line): Update prototype.
9550 * dbxout.h (dbxout_begin_function): Remove.
9551 * debug.c (do_nothing_debug_hooks): Update.
9552 (debug_nothing_tree): Update.
9553 (debug_nothing_charstar_rtx): Remove.
9554 * debug.h (union tree_node): Declare.
9555 (struct rtx_def): Remove.
9556 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
9557 begin_function. Change source_line prototype.
9558 (debug_nothing_tree): New.
9559 (debug_nothing_charstar_rtx): Delete.
9560 (dwarf2out_begin_prologue): Moved from ...
9562 * dwarf2out.c (dwarf2_debug_hooks): Update.
9563 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
9564 debug info, call dwarf2out_source_line.
9565 (dwarf2out_souce_line): Update prototype.
9566 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
9567 Change prototype, make static.
9568 (dwarfout_source_line): Update prototype.
9569 (dwarf_debug_hooks): Update.
9570 * dwarfout.h (dwarfout_begin_function): Remove.
9571 * final.c (final_start_function, final_scan_insn): Use appropriate
9572 debug hooks, update to use notice_source_line.
9573 (output_source_line): Rename notice_source_line. Don't call the
9574 source_line debug hook.
9575 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
9576 make static, update prototype.
9577 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
9579 (sdbout_end_prologue): New.
9580 (sdbout_source_line): Update prototype.
9581 (sdbout_debug_hooks): Update.
9582 (sdbout_symbol): Remove unused var.
9583 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
9585 * varasm.c: Include debug.h.
9586 (assemble_start_function): Use begin_function debug_hook.
9587 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
9588 update with prototype.
9589 (xcoffout_source_line): Update prototype.
9590 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
9592 (xcoffout_source_line): Update prototype.
9594 2001-07-17 Richard Henderson <rth@redhat.com>
9596 * c-typeck.c (build_binary_op): Do not shorten unsigned
9597 right shift after sign extension.
9599 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
9601 * combine.c (combine_simplify_rtx): Attempt to simplify
9602 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
9604 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
9605 (simplify_binary_operation, simplify_unary_operation,
9606 simplify_relational_operation): Use it.
9608 * combine.c (combine_simplify_rtx): Don't do associative law
9609 on divisions; allow associative law on floats.
9611 2001-07-17 H.J. Lu <hjl@gnu.org>
9612 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9614 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
9615 ASM_OUTPUT_WEAK_ALIAS are defined.
9616 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
9617 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
9619 * config/mips/iris5.h: ... here.
9620 (HANDLE_SYSV_PRAGMA): Defined as 1.
9621 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
9622 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
9625 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
9627 * c-parse.in (all_prefix_attributes): New variable.
9628 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
9629 (maybe_resetattrs): New production.
9630 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
9631 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
9632 notype_initdcl, nested_function, notype_nested_function,
9633 component_decl, components, components_notype,
9634 component_declarator, component_notype_declarator,
9635 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
9636 ivars, mydecl, myparm): Update. Avoid prefix attributes just
9637 after a comma being applied to more than one declarator.
9638 * doc/extend.texi (Attribute Syntax): Update. Remove
9639 documentation of bugs that are no longer present.
9641 2001-07-13 Eric Christopher <echristo@redhat.com>
9643 * config/mips/mips.h: Change TUNE_MIPS* options to use
9645 (EXTRA_SPECS): Add cc1_cpu_spec.
9646 * config/mips/mips.md (muldf3): Fix typo.
9648 2001-07-16 Richard Henderson <rth@redhat.com>
9650 * config/m68k/m68k.c: Include expr.h and reload.h.
9651 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
9652 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
9654 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
9655 Richard Henderson <rth@redhat.com>
9657 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
9658 (insn_live_p): Fix fall off end of function.
9659 (dead_libcall_p): Remove COUNTS argument; update callers.
9660 (delete_trivially_dead_insns): Remove unused variables.
9662 2001-07-17 Andreas Jaeger <aj@suse.de>
9664 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
9667 * lcm.c (optimize_mode_switching): Avoid warning for unused
9668 variable if !NORMAL_MODE.
9670 * flow.c (try_crossjump_to_edge): Remove unused variable.
9672 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
9674 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
9675 atexit declaration in stdlib.h.
9677 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
9679 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
9681 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9683 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
9684 * except.c (finish_eh_generation): Update call of cleanup_cfg;
9685 do rebuild_jump_labels instead of jump_optimize
9686 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
9687 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
9688 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
9690 * flow.c: Include timevar.h
9691 (find_basic_block): Push/pop timevar;
9692 (cleanup_cfg): Likewise.
9693 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
9694 * Makefile: Add dependencies on timevar.h
9696 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
9697 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
9699 * rtl.h (delete_trivially_dead_insns): Add new parameter.
9700 * toplev.c (rest_of_compilation): Update calls.
9701 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
9702 (delete_trivially_dead_insns): ... here; accept new argument
9703 preserve_basic_blocks; preserve basic blocks if set.
9705 * reg-stack.c (stack_regs_mentioned): Return 0 if
9706 stack_regs_mentioned_data is not initialized.
9707 (reg_to_stack): Make stack_regs_mentioned survive after the
9708 reg-stack is completted; do not call cleanup_cfg.
9709 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
9710 make cleanup_cfg after bb-reorder to output to debug file.
9712 2001-07-16 Richard Henderson <rth@redhat.com>
9714 * regclass.c (init_reg_sets): Use only 32 bits per initializer
9715 from int_reg_class_contents.
9717 2001-07-16 Richard Henderson <rth@redhat.com>
9719 * hard-reg-set.h (regs_invalidated_by_call): Declare.
9720 * regclass.c (regs_invalidated_by_call): Move from cse.c.
9721 (init_reg_sets_1): Move initialization from cse_main.
9722 * cse.c (regs_invalidated_by_call): Move to regclass.c.
9723 (cse_main): Move its initialization also.
9724 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
9725 * flow.c (propagate_one_insn): Likewise.
9726 * gcse.c (compute_hash_table): Likewise.
9727 (compute_kill_rd, compute_store_table): Likewise.
9728 * sched-deps.c (sched_analyze_1): Likewise.
9730 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
9732 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
9735 2001-07-16 Steve Ellcey <sje@cup.hp.com>
9737 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
9738 in if statement so we don't access undefined memory.
9740 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
9742 * gcse.c: Update comment at top.
9743 Update comment on mem handling.
9744 mem_last_set, mem_first_set, mem_set_in_block: gone.
9745 Declaration of reg_set_info: gone.
9746 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
9747 pointless with load_killed_in_block_p (they are *more*
9748 conservative then it, not less, and less accurate).
9749 (oprs_not_set_p): Ditto.
9750 (alloc_gcse_mem): Don't allocate mem_set_in_block
9751 (free_gcse_mem): Don't free it, either.
9752 (record_last_mem_set_info): Update comment in front, remove
9753 mem_*set_* stuff. Note the reason we don't handle stores directly
9755 (compute_hash_table): Update comments to reflect reality. Remove
9756 mem_*set_* references.
9757 (reset_opr_set_tables): Remove mem_*set_* references.
9759 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
9760 (mark_clobber): Ditto (on both parts, we double set here too).
9761 (expr_killed_p): Remove mem_set_in_block test.
9762 (compute_transp): Remove mem_set_in_block test.
9764 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
9765 of edge, and removal of phi alternative to dump file.
9766 (ssa_ccp_substitute_constants): Add note about register now being
9767 constant, and which uses were replaced in what insns to dump file.
9769 2001-07-16 Andreas Jaeger <aj@suse.de>
9771 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
9772 variables of type HOST_WIDEST_INT.
9774 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
9775 (__bb_exit_func): Correct type of count_max to avoid overflow.
9776 (num_digits): Handle long long argument.
9778 * combine.c (gen_lowpart_for_combine): Remove unused variable.
9780 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9782 * output.h (sdb_begin_function_line): Restore as an extern
9784 * sdbout.c (sdb_begin_function_line): Make extern.
9786 2001-07-15 Richard Henderson <rth@redhat.com>
9788 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
9789 * genrecog.c (maybe_both_true_mode): New.
9790 (maybe_both_true_2): Use it.
9791 (write_switch): Don't put Pmode in a switch.
9792 * rtl.c (mode arrays): Don't explicitly size them.
9794 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9796 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
9797 handling; move unconditional splitting before mode switching.
9799 * i386.md (type): Add fistp type.
9800 (i387, length_attr, scheduling definitions): Handle this type.
9801 (fix_trunc?f?i2): Revamp to use mode switching.
9802 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
9803 * i386.h (fp_cw_mode): New enum
9804 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
9805 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
9807 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9809 * Makefile.in (integrate.o): Add debug.h.
9810 * integrate.c (debug.h): Add.
9811 (output_inline_function): Save, reset, and restore debug_hooks.
9813 2001-07-15 Richard Henderson <rth@redhat.com>
9815 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
9816 instead of COMPARE for the EQUIV expression.
9818 2001-07-15 Richard Henderson <rth@redhat.com>
9820 * flow.c (redirect_edge_and_branch_force): Initialize
9821 global_live_at_start and global_live_at_end.
9822 (allocate_bb_life_data): Export.
9823 * basic-block.h (allocate_bb_life_data): Declare.
9824 * toplev.c (rest_of_compilation): Call it.
9826 2001-07-15 Richard Henderson <rth@redhat.com>
9828 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
9829 (alpha_tablejump_best_label): New.
9830 * config/alpha/alpha-protos.h: Declare them.
9831 * config/alpha/alpha.md: Use braced strings for code blocks.
9832 (tablejump_osf): Break out add with r29.
9833 (tablejump_osf_internal): Remove.
9834 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
9835 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
9837 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9839 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
9842 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
9844 * i386-protos.h (ix86_split_fp_branch): Update prototype.
9845 (ix86_fp_jump_nontrivial_p): New.
9846 * i386.md (fp_jcc_?): Update call of split_fp_branch;
9847 use ix86_fp_jump_nontrivial_p.
9848 * i386.c (ix86_fp_jump_nontrivial_p): New.
9849 (ix86_split_fp_branch): Accept code instead of rtx.
9850 (ix86_expand_compare): Expand comparison early in case
9851 doing so is resonably cheap.
9853 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
9855 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
9857 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
9858 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
9860 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
9862 * dbxout.c (dbxout_source_line): Make static, update prototype.
9863 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
9864 (dbxout_init, dbxout_finish, dbxout_source_line,
9865 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
9866 * dbxout.h (dbxout_source_line): Delete.
9867 * debug.c (debug_nothing_file, debug_nothing_file_int,
9868 debug_nothing_file_charstar_rtx): New.
9869 (do_nothing_debug_hooks): Update.
9870 (debug_nothing_void, debug_nothing_charstar_rtx,
9871 dwarf2out_end_epilogue): New.
9872 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
9873 * debug.h (struct rtx_def): Declare.
9874 (gcc_debug_hooks): New hooks source_line, end_epilogue
9876 (debug_nothing_void, debug_nothing_charstar_rtx,
9877 dwarf2out_end_epilogue): New.
9878 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
9879 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
9880 (dwarf2_debug_hooks): Update.
9881 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
9882 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
9883 * dwarf2out.h (dwarf2out_source_line): Remove.
9884 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
9885 Make static, update prototype.
9886 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
9887 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
9888 (dwarf_debug_hooks): Update.
9889 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
9890 dwarfout_end_function): Remove.
9891 * final.c (profile_function): Use debug hooks for ending functions
9893 (output_source_line, final_end_function): Update prototype,
9895 (final_start_function, final_scan_insn): Update.
9896 * output.h (sdb_begin_function_line): Remove.
9897 (final_end_function): Update prototype.
9898 * sdbout.c (sdb_begin_function_line): Make static.
9899 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
9900 (sdbout_source_line): New.
9901 (sdbout_end_epilogue, sdbout_end_function): Make static, update
9903 (sdb_debug_hooks): Update.
9904 (sdbout_init, sdbout_source_line,
9905 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
9906 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
9907 * toplev.c (compile_file, rest_of_compilation): Update.
9908 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
9909 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
9910 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
9911 Update for prototype changes.
9912 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
9913 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
9915 2001-07-15 Richard Henderson <rth@redhat.com>
9917 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
9918 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
9919 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
9920 * config/alpha/alpha.c: Likewise.
9921 * config/alpha/alpha.md: Likewise.
9922 * config/alpha/alpha32.h: Likewise.
9923 * config/alpha/vms.h: Likewise.
9926 2001-07-14 Richard Henderson <rth@redhat.com>
9928 * config/alpha/alpha.md: Use define_constants for unspec values.
9929 Substitute throughout.
9931 2001-07-14 Tim Josling <tej@melbpc.org.au>
9933 * tree.def (EXPON_EXPR) remove. Never supported anyway.
9935 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
9937 * pa.md: Remove unused constraints from define_split's.
9939 2001-04-14 Richard Henderson <rth@redhat.com>
9941 * ifcvt.c (find_cond_trap): Test for exit block.
9943 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
9945 Re-install recently reverted patch.
9946 * emit-rtl.c (try_split): Update mark_jump_label call.
9947 * flow.c (find_sub_basic_blocks): Likewise.
9948 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
9950 (mark_all_labels): Kill second parameter.
9951 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
9952 (rebuild_jump_labels, jump_optimize_minimal): Update call
9954 (jump_optimize_1): Kill crossjumping code.
9955 (mark_jump_label): Kill cross_jump parameter.
9956 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
9957 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
9958 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
9960 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
9962 (dump_file_info): Likewise.
9963 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
9964 reorganize passes to do reg-stack first, bb-reorder second.
9965 * invoke.texi (-d letters doc): Remove the jump2 pass.
9967 2001-07-14 Richard Henderson <rth@redhat.com>
9969 * ifcvt.c (find_cond_trap): New.
9970 (find_if_header): Call it.
9971 (merge_if_block): Relax existing jump sanity check.
9972 * jump.c (jump_optimize_1): Remove conditional trap handling.
9974 2001-07-14 Alan Modra <amodra@bigpond.net.au>
9976 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
9978 (insn_refs_are_delayed): Correct comment.
9979 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
9980 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
9981 instead of r31. Make associated insn !TARGET_64BIT, and
9982 provide an additional 64-bit insn that clobbers r2.
9984 (udivsi3): Likewise.
9986 (umodsi3): Likewise.
9988 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
9990 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
9992 * flow.c (redirect_edge_and_branch_force, split_edge,
9993 try_crossjump_to_edge): Use set_block_for_new_insns.
9994 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
9996 2001-07-13 H.J. Lu (hjl@gnu.org)
9998 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
10001 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10003 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
10005 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
10007 * c-common.c (decl_attributes): Take a pointer to the node to
10008 which attributes are to be attached, and a flags argument.
10009 * c-common.h (enum attribute_flags): New.
10010 (decl_attributes): Update prototype.
10011 * c-decl.c (start_decl, push_parm_decl, finish_struct,
10012 finish_enum, start_function): Update calls to decl_attributes.
10013 * c-parse.in (component_declarator, component_notype_declarator,
10014 label): Update calls to decl_attributes.
10016 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
10018 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
10019 * config/avr/avr.c (legitimate_address_p): Return value changed
10020 from letter to register classes. For better debugging.
10022 2001-07-13 Kazu Hirata <kazu@hxi.com>
10024 * jump.c (reversed_comparison_code_parts): Fix comment typos.
10026 2001-07-13 H.J. Lu (hjl@gnu.org)
10028 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
10030 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
10032 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
10033 correctly for shared configurations.
10034 * config/t-libgcc-pic: New.
10035 * config/{i386,m68k,sparc}/t-openbsd: New.
10036 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
10037 Support -shared. Support debugging libraries with -g.
10038 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
10039 frame information does not emit pointer diffs.
10040 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
10041 emit pointer diffs.
10043 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10045 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
10047 2001-07-13 David Edelsohn <edelsohn@gnu.org>
10049 * combine.c (try_combine): Ensure const_int pow2 is positive.
10051 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
10053 * config.gcc: Add configuration for s/390.
10054 * config/s390/s390.c: New. Subroutines for code generation.
10055 * config/s390/s390.h: New. Definitions for s/390.
10056 * config/s390/s390-protos.h: New. Prototypes.
10057 * config/s390/linux.h: New. Definitions for linux for s/390.
10058 * config/s390/linux64.h: New. Definitions for linux for zSeries.
10059 * config/s390/t-linux: New. Makefile fragment.
10060 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
10061 * config/s390/fixdfdi.h: New. Fix L_fix*di.
10063 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
10065 * emit-rtl.c (try_split): Update mark_jump_label call.
10066 * flow.c (find_sub_basic_blocks): Likewise.
10067 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10068 jump_back_p): Kill.
10069 (mark_all_labels): Kill second parameter.
10070 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10071 (rebuild_jump_labels, jump_optimize_minimal): Update call
10072 of jump_optimize_1.
10073 (jump_optimize_1): Kill crossjumping code.
10074 (mark_jump_label): Kill cross_jump parameter.
10075 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10076 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10077 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10079 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10081 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10082 reorganize passes to do reg-stack first, bb-reorder second.
10083 * invoke.texi (-d letters doc): Remove the jump2 pass.
10085 2001-07-12 Steve Ellcey <sje@cup.hp.com>
10087 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
10089 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10091 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
10093 (verify_flow_info): Make diagnostics prettier.
10095 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10097 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
10099 * flow.c (outgoing_edges_match): Return early if condition reversal
10102 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
10104 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
10105 (mips_move_2words): When splitting a move into two instructions,
10106 prefix the second address operand with '%D'.
10108 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
10110 * Makefile.in (final.o): Depend on debug.h.
10111 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
10112 (dbx_debug_hooks): Add new hooks.
10113 (xcoff_debug_hooks): New.
10114 * debug.c (debug_nothing_file_int_int): New.
10115 (do_nothing_debug_hooks): Update.
10116 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
10117 (debug_nothing_file_int_int): New.
10118 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
10119 static, update prototype.
10120 (dwarf2_debug_hooks): Update.
10121 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
10122 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
10123 static, update prototype.
10124 (dwarf_debug_hooks): Update.
10125 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
10126 * final.c: Include debug.h.
10127 (final_scan_insn): Use debug hooks when beginning and ending blocks.
10128 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
10129 static, update prototype.
10130 (sdb_debug_hooks): Update.
10131 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
10132 * toplev.c: Distinguish between xcoff and dbx.
10134 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
10135 Call all debug hooks, not just dwarf ones.
10137 2001-07-11 Timothy Wall <twall@redhat.com>
10139 * config.gcc: Add configuration for AIX5/IA64.
10140 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
10141 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
10142 support prefix/suffix code.
10143 * config/ia64/t-aix: New. Makefile fragment.
10144 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
10146 2001-07-11 Kazu Hirata <kazu@hxi.com>
10148 * recog.c (validate_change): Fix a comment typo.
10150 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
10152 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
10153 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
10155 * dbxout.c (dbx_debug_hooks): Add new hooks.
10156 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
10158 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
10160 * dbxout.h (dbxout_start_new_source_file,
10161 dbxout_resume_previous_source_file): Delete.
10162 * debug.c (do_nothing_debug_hooks): Add new hooks.
10163 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10164 (debug_nothing_int_charstar, debug_nothing_int): New.
10165 * debug.h (gcc_debug_hooks): New hooks define, undef,
10166 start_source_file and end_source_file.
10167 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10168 (debug_nothing_int_charstar, debug_nothing_int): New.
10169 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
10170 the conditionally compiled section.
10171 (dwarf2out_start_source_file, dwarf2out_end_source_file,
10172 dwarf2out_define, dwarf2out_undef): Make static.
10173 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
10174 dwarf2out_define, dwarf2out_undef): Remove.
10175 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
10176 (dwarfout_start_source_file, dwarfout_end_source_file,
10177 dwarfout_define, dwarfout_undef): Make static.
10178 (dwarfout_start_source_file_check,
10179 dwarfout_end_source_file_check): New.
10180 (dwarfout_define, dwarfout_finish): Update.
10181 * dwarfout.h (dwarfout_start_new_source_file,
10182 dwarfout_resume_previous_source_file, dwarfout_define,
10183 dwarfout_undef): Remove.
10184 * sdbout.c (sdb_debug_hooks): Add new hooks.
10185 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
10187 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
10188 make static, take an arg.
10189 * sdbout.h (sdbout_start_new_source_file,
10190 sdbout_resume_previous_source_file): Delete.
10191 * toplev.c (debug_start_source_file, debug_end_source_file,
10192 debug_define, debug_undef): Delete.
10193 * toplev.h (debug_start_source_file, debug_end_source_file,
10194 debug_define, debug_undef): Delete.
10196 * java/jcf-parse.c: Include debug.h.
10197 (parse_class_file): Update to use debug hooks directly.
10198 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
10200 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10202 * alias.c (set_mem_alias_set): New function.
10203 * rtl.h (set_mem_alias_set): Declare it.
10204 * builtins.c (expand_builtin_return_addr): Call it instead of
10205 using MEM_ALIAS_SET accessor.
10206 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
10207 (get_memory_rtx, expand_builtin_va_arg): Likewise.
10208 (expand_builtin_va_copy):Likewise.
10209 * caller-save.c (setup_save_areas): Likewise.
10210 * calls.c (compute_argument_addresses): Likewise.
10211 * explow.c (set_mem_attributes): Likewise.
10212 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
10213 (expand_assignment, store_constructor_field, store_field): Likewise.
10214 (expand_expr_unaligned): Likewise.
10215 * function.c (assign_stack_temp_for_type): Likewise.
10216 (put_reg_into_stack, gen_mem_addressof): Likewise.
10217 * ifcvt.c (noce_try_cmove_arith): Likewise.
10218 * reload1.c (reload, alter_reg): Likewise.
10219 * config/alpha/alpha.c (get_aligned_mem): Likewise.
10220 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
10221 (alpha_expand_unaligned_store): Likewise
10222 (alpha_expand_unaligned_load_words): Likewise.
10223 (alpha_expand_unaligned_store_words): Likewise.
10224 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
10225 (alpha_expand_epilogue): Likewise.
10226 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
10227 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
10228 * config/i386/i386.c (legitimize_pic_address): Likewise.
10229 * config/i960/i960.c (setup_incoming_varargs): Likewise.
10230 * config/ia64/ia64.c (spill_restore_mem): Likewise.
10231 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
10232 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
10233 * config/mips/mips.c (mips_va_arg): Likewise.
10234 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10235 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
10236 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10237 (setup_incoming_varargs, rs6000_va_arg): Likewise.
10238 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
10239 (rs6000_emit_epilogue): Likewise.
10240 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
10241 * config/sparc/sparc.c (sparc_va_arg): Likewise.
10242 * config/v850/v850.c (v850_va_arg): Likewise.
10244 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
10246 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
10247 when fallthru edge is present.
10248 (mege_blocks): Handle case where creation of jump insn
10251 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
10252 CLEANUP_POST_REGSTACK): New constants.
10253 * except.c (finish_eh_generation): Update call of cleanup_cfg,
10254 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
10255 * output.h (cleanup_cfg): Update prototype.
10256 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
10257 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
10258 cleanup_cfg call; kill missleading comment.
10259 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
10260 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
10261 parameter; control optimizations performed using it.
10262 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
10263 try_crossjump_bb): New functions.
10265 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10267 * pa.c (pa_output_function_prologue): Delete prototype. Make function
10269 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
10270 pa_output_function_prologue.
10271 * pa-protos.h (pa_output_function_prologue): New prototype.
10273 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10275 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
10276 and low to get correct sign extension in low+high test.
10278 2001-07-11 Janis Johnson <janis@us.ibm.com>
10280 * gcov.c (arcdata): Use gcov_type to fix branch percentage
10281 for large hit count.
10283 * profile.c (branch_prob): Fix .bbg info for computed gotos
10286 2001-07-11 Mark Mitchell <mark@codesourcery.com>
10288 * stmt.c (parse_output_constraint): New function, split out
10290 (expand_asm_operands): ... here. Use parse_output_constraint.
10291 * tree.h (parse_output_constraint): Declare it.
10293 2001-07-11 Richard Henderson <rth@redhat.com>
10295 * bitmap.c: Comment some functions; fiddle whitespace.
10296 (bitmap_free): Don't export.
10297 (bitmap_element_allocate): Use memset.
10298 * bitmap.h (bitmap_free): Don't declare.
10300 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
10302 * gcse.c, lcm.c, sched-deps.c:
10303 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
10305 * flow.c (flow_loops_find): Free dom if we found no loops, since
10306 we aren't going to save it.
10308 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
10311 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
10313 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
10315 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10317 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
10318 #ifndef DWARF2_DEBUGGING_INFO.
10320 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10322 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
10324 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10326 * config/mips/mips.c (gen_int_relational): Tell the caller not to
10327 reverse a branch if a NE comparison is implemented with GTU.
10329 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10330 H.J. Lu <hjl@gnu.org>
10332 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
10333 constant addresses.
10334 (call_internal2): Likewise.
10335 (call_value_internal1): Likewise.
10336 (call_value_internal2): Likewise.
10337 (call_value_multiple_internal1): Likewise.
10338 (call_value_multiple_internal2): Likewise.
10340 2001-07-10 Kazu Hirata <kazu@hxi.com>
10342 * calls.c (emit_library_call_value_1): Fix a comment typo.
10343 * dwarf2out.c (mem_loc_descriptor): Likewise.
10344 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
10346 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
10348 * simplify-rtx.c (simplify_subreg): Fix typo in comment
10350 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10352 * recog.c (offsettable_address_p): Handle LO_SUM case.
10353 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
10354 instead of plus_constant.
10356 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10358 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
10359 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
10361 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10363 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
10364 adjust_address_nv instead of plus_constant.
10366 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
10368 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
10369 dwarf2out.o): Depend on debug.h, wrap long lines.
10370 * dbxout.c: Include debug.h.
10371 (dbx_debug_hooks): New.
10372 (dbxout_init): Make static, take just 2 args.
10373 (dbxout_finish): Make static.
10374 * dbxout.h (dbxout_init, dbxout_finish): Delete.
10375 * debug.c: New file.
10376 * debug.h: New file.
10377 * dwarf2out.c: Include debug.h.
10378 (dwarf2_debug_hooks): New.
10379 (dwarf2out_init): Make static.
10380 (dwarf2out_finish): Make static, take 2 args.
10381 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
10382 * dwarfout.c: Include debug.h.
10383 (dwarf_debug_hooks): New.
10384 (dwarfout_init): Make static.
10385 (dwarfout_finish): Make static, take 2 args.
10386 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
10387 * sdbout.c: Include debug.h.
10388 (sdb_debug_hooks): New.
10389 (sdbout_init): Make static, take 2 args.
10390 * sdbout.h (sdbout_init): Delete.
10391 * toplev.c: Include debug.h.
10392 (debug_hooks): New.
10393 (compile_file): Set deubg_hooks based on command line options.
10394 Use the hooks unconditionally rather than conditional compilation.
10396 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
10398 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
10399 first_insn_after_basic_block_note instead.
10401 * df.c (df_bb_refs_unlink): #if 0 out for now.
10403 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
10405 * ssa.h: Add prototype for ssa_const_prop
10406 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
10407 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
10408 (ssa_fast_dce): Remove unused variable
10410 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10412 * diagnostic.c (finish_diagnostic): Rename to
10413 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
10416 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
10418 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
10421 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
10422 (dump_file): Only pad the demangled name with spaces if the
10423 mangled name was padded with spaces.
10425 2001-07-10 Bernd Schmidt <bernds@redhat.com>
10427 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
10430 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10432 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
10433 extraction if no direct load if either EXPAND_CONST_ADDRESS or
10434 EXPAND_INITIALIZER.
10436 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
10437 whether can put offset inside LO_SUM to check mode alignment, not size.
10439 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10441 * doc/tm.texi (Misc): Fix thinko.
10443 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
10445 * regmove.c (replace_in_call_usage): Fix warnings.
10446 * sched-deps.c (add_dependence): Fix warnings.
10447 * simplify-rtx.c (simplify_subreg): Likewise.
10448 Return NULL_RTX instead of NULL.
10450 * reg-stack.c (emit_swap_insn): Eliminate warnings.
10451 (subst_asm_stack_regs): Likewise.
10453 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
10456 * dwarf2out.c (output_call_frame_info): Declare i as int.
10457 (build_abbrev_table): Declare n_alloc as int.
10458 (dwarf2out_finish): Initialize die.
10459 * except.c: Declare sjlj_funcdef_number as unsigned.
10460 (connect_post_landing_pads): Declare j as unsigned.
10461 (convert_to_eh_region_ranges): Initialize call_site.
10462 (output_function_exception_table): Initialize tt_format_size.
10463 * expr.c (move_by_pieces_1): Initialize to1.
10464 (store_constructor): Initialize minelt and maxelt.
10465 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
10466 * function.c (instantiate_decls): Avoid signed/unsigned warning.
10468 * c-decl.c (combine_parm_decls): Unused, remove.
10469 * c-tree.h: Remove prototype for combine_parm_decls.
10471 * reload.c (push_reload): Fix warning.
10472 (regno_clobbered_p): Likewise.
10473 * reload1.c (replace_pseudos_in_call_usage): Likewise.
10474 (reload_combine): Likewise.
10476 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
10477 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
10479 * bitmap.c (bitmap_operation): Change user.
10480 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
10482 2001-07-10 Eric Christopher <echristo@redhat.com>
10484 * config/mips/mips.c (override_options): Fix typo.
10486 2001-07-09 Stan Shebs <shebs@apple.com>
10488 * target.h (struct gcc_target): New fields init_builtins and
10490 * target-def.h (TARGET_INIT_BUILTINS): New macro.
10491 (TARGET_EXPAND_BUILTIN): New macro.
10492 (TARGET_INITIALIZER): Add them.
10493 * builtins.c: Include target.h.
10494 (expand_builtin): Use targetm.expand_builtin.
10495 (default_init_builtins): New function.
10496 (default_expand_builtin): New function.
10497 * expr.h (default_init_builtins): Declare.
10498 (default_expand_builtin): Declare.
10499 * c-common.c (c_common_nodes_and_builtins): Use
10500 targetm.init_builtins.
10501 * defaults.h (MD_INIT_BUILTINS): Remove.
10502 * Makefile.in (builtins.o): Depend on target.h.
10504 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
10505 (TARGET_EXPAND_BUILTIN): Define.
10506 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
10507 (MD_EXPAND_BUILTIN): Remove.
10509 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
10510 (TARGET_EXPAND_BUILTIN): Define.
10511 (c4x_init_builtins): Make endlink arg a local.
10512 (c4x_print_operand): Fix typos in adjust_address usages.
10513 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
10514 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
10515 (MD_EXPAND_BUILTIN): Remove.
10517 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
10518 (TARGET_EXPAND_BUILTIN): Define.
10519 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
10520 (ix86_init_builtins): Call new function only if TARGET_MMX.
10521 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
10522 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
10523 (MD_EXPAND_BUILTIN): Remove.
10525 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
10526 (TARGET_EXPAND_BUILTIN): Define.
10527 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
10528 (MD_EXPAND_BUILTIN): Remove.
10530 * doc/tm.texi: Document these changes.
10532 2001-07-09 Diego Novillo <dnovillo@redhat.com>
10534 * basic-block.h (tree_node): Forward declare if needed.
10535 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
10536 (BLOCK_HEAD_TREE): Define.
10537 (BLOCK_END_TREE): Define.
10538 (struct loops): Rename field 'tree' to 'tree_root'.
10539 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
10541 (flow_loops_tree_build): Rename reference to field 'tree' to
10543 (flow_loops_level_compute): Ditto.
10544 * predict.c (estimate_bb_frequencies): Ditto.
10545 * tree.h (struct tree_common): Add field 'aux'.
10547 2001-07-09 Stan Shebs <shebs@apple.com>
10549 * config/darwin.c (darwin_encode_section_info): Don't mark any
10550 DECL_EXTERNAL node as defined.
10552 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
10554 * pa.c (pa_init_machine_status, pa_mark_machine_status,
10555 pa_free_machine_status, hppa_init_pic_save): Delete.
10556 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
10557 (hppa_profile_hook): Use hppa_pic_save_rtx.
10558 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
10559 hppa_init_pic_save): Delete.
10560 (hppa_pic_save_rtx): Declare.
10561 * pa.md (call, call_value, sibcall, sibcall_value,
10562 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
10564 2001-07-09 Kazu Hirata <kazu@hxi.com>
10566 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
10567 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
10569 2001-07-09 Andreas Jaeger <aj@suse.de>
10571 * output.h: Add declaration of final_forward_branch_p.
10573 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
10575 * varray.c: Include errors.h for internal_error and trim_filename
10578 * Makefile.in (varray.o): Add errors.h.
10580 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
10582 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
10583 * optabs.c (have_add2_insn): Check whether the add insn chosen
10584 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
10585 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
10587 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
10589 * Makefile.in (OBJS): Add ssa-ccp.o
10590 (ssa-ccp.o): Add dependencies.
10591 * toplev.c (DFI_ssa_ccp): New dump file enum.
10592 (dump_file): Add entry for dumping after SSA CCP.
10593 (flag_ssa_ccp): New flag variable.
10594 (f_options): Add -fssa-ccp.
10595 (rest_of_compilation): Run SSA CCP if requested.
10596 * timevar.def (TV_SSA_CCP): New timevar.
10597 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
10598 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
10599 Fix minor typo in SSA DCE documentation.
10600 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
10601 Add documentation for new dump option. Renumber dump files
10604 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10606 * emit-rtl.c (gen_highpart_mode): New.
10607 * rtl.h (gen_highpart_mode): Declare.
10608 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
10609 operand can be VOIDmode constant.
10611 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
10613 * flow.c (redirect_edge_and_branch_force): New.
10614 (can_fallthru): Ensure that basic blocks are succeeding.
10615 (try_optimize_cfg): Do not delete basic block if it is the last one.
10617 * flow.c (try_redirect_by_replacing_jump): Do not remove
10618 jumps with side effects, unlink chain on fallthru edge;
10619 set block for new jump instruction; avoid basic block to
10620 over by line number note.
10622 * flow.c (try_simplify_condjump): Verify that the condjump
10623 is not always falling trought.
10626 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10628 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10629 (try_redirect_by_replacing_jump): Update properly the count
10630 and frequency information.
10632 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10634 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
10635 address that is a LO_SUM specially.
10636 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
10638 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
10640 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
10641 (operand_subword): Use them.
10642 (change_address_1): Renamed from change_address; new arg VALIDATE.
10643 * expr.h: Reflect above changes; change_address now macro.
10644 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
10646 * cselib.c (add_mem_for_addr): Likewise.
10647 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
10648 * regmove.c (try_apply_stack_adjustment): Likewise.
10649 * reload.c (push_reload, make_memloc): Likewise.
10650 * reload1.c (eliminate_regs): Likewise.
10651 * simplify-rtx.c (simplify_replace_rtx): Likewise.
10652 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
10654 * combine.c (make_extraction, simplify_shift_const): Likewise.
10655 (gen_lowpart_for_combine): Likewise.
10656 * cse.c (gen_lowpart_if_possible): Likewise.
10657 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
10658 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
10659 * optabs.c (gen_move_insn): Likewise.
10660 * reload1.c (alter_reg): Likewise.
10661 * simplify-rtx.c (simplify_subreg): Likewise.
10662 * stmt.c (expand_anon_union_decl): Likewise.
10663 * recog.c (validate_replace_rtx_1): Likewise.
10665 * Makefile.in (recog.o): Add $(EXPR_H).
10666 * explow.c (stabilize): Call replace_equiv_address.
10667 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
10668 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
10670 2001-07-03 Andrew Haley <aph@redhat.com>
10672 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
10673 the mode of the memory location.
10675 2001-07-09 Bo Thorsen <bo@suse.co.uk>
10677 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
10679 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
10681 * final.c (output_addr_const): Use target opening and
10682 closing parentheses.
10683 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
10684 defaults, add to TARGET_ASM_OUT.
10685 * target.h (struct gcc_target): Add open_paren and close_paren.
10686 * doc/md.texi: Update.
10687 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
10688 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
10689 TARGET_ASM_CLOSE_PAREN.
10690 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
10692 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
10694 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
10695 * config/a29k/a29k.h: Similarly.
10696 * config/alpha/alpha.h: Similarly.
10697 * config/arc/arc.h: Similarly.
10698 * config/arm/aof.h: Similarly.
10699 * config/arm/aout.h: Similarly.
10700 * config/avr/avr.h: Similarly.
10701 * config/c4x/c4x.h: Similarly.
10702 * config/clipper/clipper.h: Similarly.
10703 * config/convex/convex.h: Similarly.
10704 * config/d30v/d30v.h: Similarly.
10705 * config/dsp16xx/dsp16xx.h: Similarly.
10706 * config/elxsi/elxsi.h: Similarly.
10707 * config/fr30/fr30.h: Similarly.
10708 * config/h8300/h8300.h: Similarly.
10709 * config/i370/i370.h: Similarly.
10710 * config/i386/i386.h: Similarly.
10711 * config/i860/i860.h: Similarly.
10712 * config/i960/i960.h: Similarly.
10713 * config/ia64/ia64.h: Similarly.
10714 * config/m32r/m32r.h: Similarly.
10715 * config/m68hc11/m68hc11.h: Similarly.
10716 * config/m68k/m68k.h: Similarly.
10717 * config/m88k/m88k.h: Similarly.
10718 * config/mcore/mcore.h: Similarly.
10719 * config/mips/mips.h: Similarly.
10720 * config/mn10200/mn10200.h: Similarly.
10721 * config/mn10300/mn10300.h: Similarly.
10722 * config/ns32k/ns32k.h: Similarly.
10723 * config/pa/pa.h: Similarly.
10724 * config/pdp11/pdp11.h: Similarly.
10725 * config/pj/pj.h: Similarly.
10726 * config/romp/romp.h: Similarly.
10727 * config/rs6000/rs6000.h: Similarly.
10728 * config/sh/sh.h: Similarly.
10729 * config/sparc/sparc.h: Similarly.
10730 * config/v850/v850.h: Similarly.
10731 * config/vax/vax.h: Similarly.
10732 * config/we32k/we32k.h: Similarly.
10734 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
10736 * doc/c-tree.texi: Document representation of attributes.
10738 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10740 * doc/tm.texi: Update some places for the rename of target to
10743 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10745 * target.h (struct gcc_target): Add insert_attributes.
10746 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
10747 (TARGET_INITIALIZER): Update.
10748 * tree.c, tree.h (default_insert_attributes): New function.
10749 Update comments on other default functions to refer to targetm,
10751 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
10752 TARGET_INSERT_ATTRIBUTES.
10753 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
10754 * c-common.c (decl_attributes): Use targetm.insert_attributes.
10755 Don't use PRAGMA_INSERT_ATTRIBUTES.
10756 * Makefile.in (c-common.o): Depend on $(TARGET_H).
10757 * c-decl.c (start_decl, start_function): Don't call
10758 SET_DEFAULT_DECL_ATTRIBUTES.
10759 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
10760 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
10762 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
10763 (c4x_check_attribute): Avoid modifying attribute list itself.
10764 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
10766 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
10767 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
10769 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
10770 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
10772 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
10773 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
10775 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
10776 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
10777 Adjust parameters. Make static.
10779 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10781 * c-common.c (decl_attributes): Only take a single attributes
10783 * c-common.h (decl_attributes): Update prototype.
10784 * c-decl.c (start_decl, start_function): Only take a single
10785 attributes parameter. Update calls to decl_attributes.
10786 (finish_struct, finish_enum): Update calls to decl_attributes.
10787 (push_parm_decl): Expect unified list of attributes. Update call
10788 to decl_attributes.
10789 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
10790 notype_nested_function, component_declarator,
10791 component_notype_declarator, label): Update calls to
10793 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
10794 lists that are passed to push_parm_decl.
10795 * c-tree.h (start_function, start_decl): Update prototypes.
10796 * config/sh/sh-protos.h, config/sh/sh.c
10797 (sh_pragma_insert_attributes): Only take a single attributes
10799 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
10800 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
10801 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
10802 build_module_descriptor, generate_static_references,
10803 generate_strings, build_selector_translation_table,
10804 generate_descriptor_table, generate_protocols,
10805 generate_ivars_list, generate_dispatch_table,
10806 generate_protocol_list, generate_category,
10807 generate_shared_structures, really_start_method, add_objc_decls,
10808 generate_classref_translation_entry): Update calls to start_decl
10809 and start_function.
10810 (build_tmp_function_decl, start_method_def): Unify attribute lists
10811 that are passed to push_parm_decl.
10813 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
10815 * final.c (no_asm_to_stream): New.
10816 (final_scan_insn): Use target structures for prologue ends
10817 and epilogue starts.
10818 * output.h (no_asm_to_stream): New.
10819 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
10820 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
10821 (TARGET_ASM_OUT): Update.
10822 * target.h (struct gcc_target): New members function_end_prologue
10823 and function_begin_epilogue.
10824 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
10825 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
10826 * config/alpha/alpha.c (output_end_prologue): Rename to
10827 alpha_output_function_end_prologue. Use in target struct
10829 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
10830 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
10831 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
10832 ia64_output_function_end_prologue. Use in target struct
10834 (ia64_function_prologue, ia64_funciton_epilogue): Rename
10835 mistyped prototypes.
10836 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
10837 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
10839 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
10840 an use in target struct, make static.
10841 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
10844 2001-07-08 Richard Henderson <rth@redhat.com>
10846 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
10848 2001-07-08 Richard Henderson <rth@redhat.com>
10850 * config/i386/i386.md: Remove constraints strings from define_split
10851 and define_peephole2 patterns.
10852 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
10853 (eh_return): Use them.
10855 2001-07-08 Richard Henderson <rth@redhat.com>
10857 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
10858 Document MD_FALLBACK_FRAME_STATE_FOR.
10860 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10862 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
10863 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
10865 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
10867 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
10869 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
10870 of the label inside NAME as opposed to just the end of NAME.
10872 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
10874 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
10875 * config/alpha/alpha.c (alpha_init_machine_status,
10876 alpha_mark_machine_status, alpha_free_machine_status): Delete.
10877 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
10878 (vms_valid_decl_attribute_p): Make static, conditionally compile.
10879 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
10881 2001-07-06 Stan Shebs <shebs@apple.com>
10883 * target.h (targetm): Rename global from "target", so as not to
10884 conflict with local variables.
10886 * c-typeck.c: Ditto.
10889 * cp/decl.c: Ditto.
10890 * cp/decl2.c: Ditto.
10891 * cp/typeck.c: Ditto.
10892 * 1750a/1750a.c: Ditto.
10893 * a29k/a29k.c: Ditto.
10894 * arc/arc.c: Ditto.
10895 * arm/arm.c: Ditto.
10896 * avr/avr.c: Ditto.
10897 * clipper/clipper.c: Ditto.
10898 * convex/convex.c: Ditto.
10899 * d30v/d30v.c: Ditto.
10900 * dsp16xx/dsp16xx.c: Ditto.
10901 * elxsi/elxsi.c: Ditto.
10902 * fr30/fr30.c: Ditto.
10903 * h8300/h8300.c: Ditto.
10904 * i370/i370.c: Ditto.
10905 * i386/i386.c: Ditto.
10906 * i860/i860.c: Ditto.
10907 * i960/i960.c: Ditto.
10908 * ia64/ia64.c: Ditto.
10909 * m32r/m32r.c: Ditto.
10910 * m68hc11/m68hc11.c: Ditto.
10911 * m68k/m68k.c: Ditto.
10912 * m88k/m88k.c: Ditto.
10913 * mips/mips.c: Ditto.
10914 * ns32k/ns32k.c: Ditto.
10916 * pdp11/pdp11.c: Ditto.
10917 * romp/romp.c: Ditto.
10918 * rs6000/rs6000.c: Ditto.
10920 * sparc/sparc.c: Ditto.
10921 * vax/vax.c: Ditto.
10922 * we32k/we32k.c: Ditto.
10923 * doc/tm.texi: Update the manual to match.
10925 2001-07-06 Richard Henderson <rth@redhat.com>
10927 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
10928 DWARF2_UNWIND_INFO not just whether it is defined.
10930 2001-07-06 Diego Novillo <dnovillo@redhat.com>
10932 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
10933 call to simplify_binary_operation returns a new pattern.
10935 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10937 * glimits.h (__SHRT_MAX__): New.
10938 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
10939 (SHRT_MAX): Define in terms of __SHRT_MAX__.
10941 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
10943 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
10946 2001-07-06 Richard Henderson <rth@redhat.com>
10948 * bitmap.c (bitmap_release_memory): Move adjacent to the
10949 allocation functions.
10950 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
10951 the implementation. Binary search for the set bit.
10952 (bitmap_union_of_diff): Allocate the temporary on the stack
10953 instead of using xmalloc.
10955 2001-07-06 Richard Henderson <rth@redhat.com>
10957 * genrecog.c (validate_pattern): Warn for constraints in
10958 define_{expand,split,peephole2}. Remove strict_low_part
10959 before looking up match_dup.
10961 2001-07-06 DJ Delorie <dj@redhat.com>
10963 * doc/gcc.texi (Makefile): Rename to be a more general purpose
10964 chapter about various build hints and history. Add section
10965 talking about the various types of native and cross builds.
10967 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
10969 * Makefile.in (final.o): Depend on target.h.
10970 * final.c: Include target.h.
10971 (default_function_pro_epilogue): New.
10972 (final_start_function): Use target structure for function prologues.
10973 (final_end_function): Use target structure for function epilogues.
10974 * fold-const.c (real_hex_to_f): Constify s and p.
10975 * output.h (default_function_pro_epilogue): New.
10976 * real.h (real_hex_to_f): Update prototype.
10977 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
10978 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
10979 (TARGET_INITIALIZER): Update.
10980 * target.h (gcc_target): Add struct asm_out.
10981 * doc/tm.texi: Update.
10984 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
10985 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
10986 in cpu/cpu.c, or rename old functions consistently. Take
10987 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
10988 redundant macros and prototypes. Make new functions static.
10990 * 1750a/1750a.c: Similarly.
10991 * 1750a/1750a.h: Similarly.
10992 * a29k/a29k-protos.h: Similarly.
10993 * a29k/a29k.c: Similarly.
10994 * a29k/a29k.h: Similarly.
10995 * arc/arc-protos.h: Similarly.
10996 * arc/arc.c: Similarly.
10997 * arc/arc.h: Similarly.
10998 * arm/arm-protos.h: Similarly.
10999 * arm/arm.c: Similarly.
11000 * arm/arm.h: Similarly.
11001 * avr/avr-protos.h: Similarly.
11002 * avr/avr.c: Similarly.
11003 * avr/avr.h: Similarly.
11004 * clipper/clipper-protos.h: Similarly.
11005 * clipper/clipper.c: Similarly.
11006 * clipper/clipper.h: Similarly.
11007 * convex/convex.c: Similarly.
11008 * convex/convex.h: Similarly.
11009 * d30v/d30v-protos.h: Similarly.
11010 * d30v/d30v.c: Similarly.
11011 * d30v/d30v.h: Similarly.
11012 * d30v/d30v.md: Similarly.
11013 * dsp16xx/dsp16xx-protos.h: Similarly.
11014 * dsp16xx/dsp16xx.c: Similarly.
11015 * dsp16xx/dsp16xx.h: Similarly.
11016 * elxsi/elxsi.c: Similarly.
11017 * elxsi/elxsi.h: Similarly.
11018 * fr30/fr30.c: Similarly.
11019 * fr30/fr30.md: Similarly.
11020 * h8300/h8300-protos.h: Similarly.
11021 * h8300/h8300.c: Similarly.
11022 * h8300/h8300.h: Similarly.
11023 * i370/i370-protos.h: Similarly.
11024 * i370/i370.c: Similarly.
11025 * i370/i370.h: Similarly.
11026 * i386/i386.c: Similarly.
11027 * i386/osf1elf.h: Similarly.
11028 * i386/osfrose.h: Similarly.
11029 * i860/i860-protos.h: Similarly.
11030 * i860/i860.c: Similarly.
11031 * i860/i860.h: Similarly.
11032 * i960/i960-protos.h: Similarly.
11033 * i960/i960.c: Similarly.
11034 * i960/i960.h: Similarly.
11035 * ia64/ia64-protos.h: Similarly.
11036 * ia64/ia64.c: Similarly.
11037 * ia64/ia64.h: Similarly.
11038 * m32r/m32r-protos.h: Similarly.
11039 * m32r/m32r.c: Similarly.
11040 * m32r/m32r.h: Similarly.
11041 * m68hc11/m68hc11-protos.h: Similarly.
11042 * m68hc11/m68hc11.c: Similarly.
11043 * m68hc11/m68hc11.h: Similarly.
11044 * m68k/crds.h: Similarly.
11045 * m68k/dpx2.h: Similarly.
11046 * m68k/m68k-protos.h: Similarly.
11047 * m68k/m68k.c: Similarly.
11048 * m68k/m68k.h: Similarly.
11049 * m68k/news.h: Similarly.
11050 * m88k/m88k-protos.h: Similarly.
11051 * m88k/m88k.c: Similarly.
11052 * m88k/m88k.h: Similarly.
11053 * mips/mips-protos.h: Similarly.
11054 * mips/mips.c: Similarly.
11055 * mips/mips.h: Similarly.
11056 * ns32k/merlin.h: Similarly.
11057 * ns32k/ns32k.c: Similarly.
11058 * ns32k/ns32k.h: Similarly.
11059 * ns32k/tek6000.h: Similarly.
11060 * pa/pa-protos.h: Similarly.
11061 * pa/pa.c: Similarly.
11062 * pa/pa.h: Similarly.
11063 * pdp11/2bsd.h: Similarly.
11064 * pdp11/pdp11-protos.h: Similarly.
11065 * pdp11/pdp11.c: Similarly.
11066 * pdp11/pdp11.h: Similarly.
11067 * romp/romp-protos.h: Similarly.
11068 * romp/romp.c: Similarly.
11069 * romp/romp.h: Similarly.
11070 * rs6000/rs6000-protos.h: Similarly.
11071 * rs6000/rs6000.c: Similarly.
11072 * rs6000/rs6000.h: Similarly.
11073 * rs6000/sysv4.h: Similarly.
11074 * sh/sh-protos.h: Similarly.
11075 * sh/sh.c: Similarly.
11076 * sh/sh.h: Similarly.
11077 * sparc/sparc-protos.h: Similarly.
11078 * sparc/sparc.c: Similarly.
11079 * sparc/sparc.h: Similarly.
11080 * vax/vax.c: Similarly.
11081 * vax/vax.h: Similarly.
11082 * vax/vms.h: Similarly.
11083 * we32k/we32k.c: Similarly.
11084 * we32k/we32k.h: Similarly.
11086 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
11088 * basic-block.h (first_insn_after_basic_block_note): Declare.
11089 * flow.c (first_insn_after_basic_block_note): Define. Moved
11091 * ssa.c (first_insn_after_basic_block_note): Remove.
11092 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
11094 (ssa_eliminate_dead_code): Properly update the CFG and PHI
11095 nodes when we find a dead conditional branch. Insert BARRIERs
11096 after any blocks with no successors, but which do not have
11099 2001-07-06 Zack Weinberg <zackw@stanford.edu>
11101 * varray.c (varray_check_failed): Use internal_error.
11103 2001-07-05 Andrew Haley <aph@redhat.com>
11105 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
11106 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
11107 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
11109 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
11111 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
11112 reference if the target constant is also a SYMBOL_REF.
11114 2001-07-05 Eric Christopher <echristo@redhat.com>
11116 * config/mips/mips.h (MASK_MIPS3900): Remove.
11117 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
11118 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
11119 (TARGET_MIPS3900): Change to use mips_arch.
11120 (TARGET_MIPS4000): New.
11121 (TARGET_MIPS4100): New.
11122 (TARGET_MIPS4300): New.
11123 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
11124 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
11126 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
11127 (ISA_HAS_BRANCHLIKELY): To here.
11128 (CC1_CPU_SPEC): New.
11129 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
11130 (mips_arch_string): Declare.
11131 (mips_arch): Declare.
11132 (TARGET_OPTIONS): Add -march and -mtune.
11134 * config/mips/mips.c (mips_arch_string): New.
11136 (override_options): Handle -march for codegen and -mtune
11137 for scheduling. Use mips_arch. Move tx39 target default here.
11138 (mips_parse_cpu): Move error message to override_options.
11140 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
11142 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
11144 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
11145 (MIPS Options): Ditto. Change mcpu entry to historical text.
11147 2001-07-05 H.J. Lu (hjl@gnu.org)
11149 * config/mips/mips.c (mips_parse_cpu): New function to parse
11152 2001-07-05 Jim Wilson <wilson@redhat.com>
11154 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
11155 * config/ia64/t-ia64: Likewise.
11156 (LIB1ASMFUNCS): Update comment.
11158 2001-07-05 David Edelsohn <edelsohn@gnu.org>
11160 * doc/install.texi (Install GCC: Binaries): Fix typo.
11162 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11164 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
11165 reference using the stack pointer, adjust it since we push Y
11167 ("*ashrsi3"): Likewise.
11168 ("*lshrsi3"): Likewise.
11170 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11172 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
11173 when -fomit-frame-pointer is used.
11175 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
11177 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
11178 (try_redirect_by_replacing_jump): Reverse updating properly the
11179 count and frequency information. Reverse removing cc0 setter.
11180 (forwarder_block_p): Reverse fixing for fallthru blocks.
11182 2001-07-05 DJ Delorie <dj@redhat.com>
11184 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
11185 (translate_options): If the above is defined, use it to map
11186 given options to new options.
11187 * doc/tm.texi: Document it.
11189 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
11190 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11192 * doc/invoke.texi (Optimize Options): Document that -fgcse may
11193 cause programs using computed gotos to run more slowly.
11195 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11197 * doc/install.texi (Specific): Markup, spelling and typo fixes.
11199 Consistently require binutils 2.11.2, not prereleases.
11200 (Specific, decstation-*): Canonicalize as mips-dec-*.
11201 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
11203 (Specific, m68k-altos): Removed reference to README.altos, deleted.
11204 (Specific, mips-*): Reword MIPS C compiler requirements.
11205 (Specific, powerpc*-*-*): New, mention --with-cpu once.
11206 (Specific, sunv5): Removed, obsolete.
11208 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
11210 * dwarf2out.c (output_loc_list): Use an all ones mask for
11211 .text asm output and don't rely on long long
11212 literals. Reformat some long lines.
11214 2001-07-05 Andreas Jaeger <aj@suse.de>
11216 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
11219 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11221 * dwarf2out.c (dwarf2out_define): Update comment.
11222 (dwarf2out_undef): Ditto.
11223 (dwarf2out_start_source_file): Ditto.
11224 (dwarf2out_end_source_file): Ditto.
11225 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
11226 since we never call the start/end debug hook for the primary file.
11228 2001-07-04 Kazu Hirata <kazu@hxi.com>
11230 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
11233 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11235 * cppinit.c (remove_dup_dirs): Inform if a system include
11236 directory is being reordered.
11237 * doc/invoke.texi (Directory Options): GCC warns if you hide a
11239 * doc/cpp.texi (Search Paths): Likewise.
11240 * doc/gcc.texi (Interoperation): Remove information about
11243 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11245 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
11246 (VARRAY_TOP_CHAR_PTR): Likewise.
11248 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11250 * gcc.c (process_command): Don't assign elements of a const char*.
11252 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11254 * emit-rtl.c (change_address): Don't abort if invalid address while
11255 reload is in progress.
11257 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11259 * c-lex.c (cb_file_change): Pass line number to
11260 debug_start_source_file.
11261 (cb_undefine): Pass correct line number to debug_undef.
11263 * toplev.c (debug_start_source_file): Add line number to
11264 parameters. Pass it along to dwarf2out_start_source_file.
11265 (decode_g_option): Stop resetting debug level back to normal when
11266 we change debug formats, unless the current level is
11267 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
11270 * toplev.h (debug_start_source_file): Add line number to
11273 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
11276 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
11278 Output debug_macinfo data for starting file if requested.
11279 (dwarf2out_end_source_file): Output debug_macinfo data for ending
11281 (dwarf2out_define): Output debug_macinfo data for defining a macro
11283 (dwarf2out_undef): Output debug_macinfo data for undefining a
11284 macro if requested.
11285 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
11286 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
11287 (macinfo_section_label): New. DWARF2 macro info section label.
11288 (dwarf2out_init): If we want macro info, output the start label
11290 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
11291 attribute to the compilation unit die pointing to the macro info.
11293 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11295 * dwarf2out.c (new_loc_list): Move to inside #ifdef
11296 DWARF2_DEBUGGING_INFO.
11297 (add_loc_descr_to_loc_list): Ditto.
11298 (output_loc_list): Ditto.
11299 Also, fix thinko in curr not being initialized.
11300 (gen_internal_sym): Ditto.
11302 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11304 * emit-rtl.c (replace_equiv_address): New function.
11305 * expr.h (replace_equiv_address): New declaration.
11306 * explow.c (validize_mem): Call it instead of change_address and
11307 also call if -fforce-addr and address is constant.
11308 * expr.c: Replace more calls to change_address with adjust_address
11309 and/or replace_equiv_address or to validize_mem.
11310 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
11311 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
11312 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
11313 * config/i370/i370.md, config/i860/i860.md: Likewise.
11314 * config/i960/i960.md, config/mips/mips.c: Likewise.
11315 * config/mips/mips.md, config/pa/pa.md: Likewise.
11316 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
11317 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
11319 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11321 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
11323 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
11326 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
11328 * doc/include: New directory.
11329 * doc/fdl.texi: Move to doc/include/fdl.texi.
11330 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
11331 * doc/include/funding.texi, doc/include/gpl.texi: New files.
11332 * doc/gcc.texi: Use funding.texi and gpl.texi.
11333 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
11334 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
11335 Update dependencies and use -I $(docdir)/include.
11337 2001-07-04 Anthony Green <green@redhat.com>
11339 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
11341 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11343 * doc/install.texi (sparc64-*-*): Remove garbage.
11345 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
11347 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
11348 Fix typo in last change to use adjust_address.
11350 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11352 * doc/install.texi (Specific): Update information for *-*-solaris*.
11354 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11356 * explow.c (plus_constant_wide): Reinitialize Y for restart.
11358 2001-07-03 Stan Shebs <shebs@apple.com>
11360 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
11361 case for flag_no_mach_text_sections.
11362 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
11363 * config/darwin.c (flag_no_mach_text_sections): Remove.
11364 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
11366 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11368 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
11369 and avoid checking for constant as first operand.
11370 * recog.c (find_constant_term_loc): No longer static.
11371 (adj_offettable_operand): Delete.
11372 * rtl.h (adj_offsettable_operand): Delete declaration.
11373 (find_constant_term): Add declaration.
11374 * caller-save.c: Replace calls to adj_offsettable_operand with calls
11376 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
11377 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
11378 * config/i386/i386.c, config/i386/i386.md: Likewise.
11379 * config/i860/i860.c, config/i960/i960.c: Likewise.
11380 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
11381 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
11382 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
11383 * config/mips/mips.c, config/mips/mips.md: Likewise.
11384 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
11385 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
11386 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
11387 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
11388 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
11389 * config/ns32k/ns32k.md: Likewise.
11391 2001-07-03 Zack Weinberg <zackw@stanford.edu>
11393 * rtl.c (copy_rtx): Handle 'T' format letter.
11394 * gensupport.c (collect_insn_data): Likewise.
11395 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
11397 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
11399 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
11400 -B option. Use 'dir' not 'foo' as example directory name.
11402 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11404 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11405 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
11407 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
11409 * doc/cppinternals.texi: Improve formatting and logical markup.
11411 2001-07-03 Andreas Jaeger <aj@suse.de>
11413 * Makefile.in (insn-recog.o): Add dependency on reload.h.
11415 * genrecog.c (write_header): Include reload.h for prototypes in
11418 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
11421 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
11422 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
11423 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
11424 i386_pe_valid_type_attribute_p): Add.
11425 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
11426 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
11428 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11430 * explow.c (plus_constant_wide, case LO_SUM): New case.
11431 (plus_constant_for_output_wide): Delete.
11432 * rtl.h (plus_constant_for_output): Delete.
11433 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
11434 instead of plus_constant_for_output.
11435 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
11436 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
11437 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
11438 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
11439 * config/sparc/sparc.md: Likewise.
11440 Convert some change_address calls to adjust_address.
11442 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
11444 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
11445 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
11446 documentation of -std and -Wwrite-strings.
11448 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
11450 * cse.c (canon_hash): Don't register registers in very small
11451 register classes, as extending their lifetime might cause
11454 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11456 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11458 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11459 (try_redirect_by_replacing_jump): Update properly the count
11460 and frequency information.
11462 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
11464 * toplev.c (dump_file_index): Move SSA dumps just after first
11466 (dump_file): Corresponding changes.
11467 (rest_of_compilation): Move SSA path to just after the first
11469 * doc/gcc.texi (Passes): Update due to movement of SSA path.
11470 * doc/invoke.texi: Update dump file #s as they were completely
11471 out of date with reality.
11473 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
11475 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
11477 * expr.c (emit_move_insn_1): Deal with non-default
11480 * expr.c (emit_single_push_insn): Fix warning.
11482 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
11484 * expr.c (emit_move_insn_1): Avoid modifying
11485 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
11487 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11489 * emit-rtl.c (adjust_address): New function.
11490 * expr.h (adjust_address): Add declaration.
11491 * builtins.c: Replace some calls to change_address with calls to it
11492 or to validize_mem.
11493 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
11494 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
11495 * config/arm/arm.c, config/convex/convex.c: Likewise.
11496 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
11497 * config/i386/i386.c, config/i386/i386.md: Likewise.
11498 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
11499 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
11500 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
11501 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
11502 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
11504 2001-07-02 Jim Wilson <wilson@redhat.com>
11506 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
11508 2001-07-02 Steve Ellcey <sje@cup.hp.com>
11510 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
11511 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
11513 2001-07-02 Zack Weinberg <zackw@stanford.edu>
11515 * cppinit.c (lang_defaults): New table.
11516 (set_lang): Just read from lang_defaults into the live options
11519 2001-07-02 Zack Weinberg <zackw@stanford.edu>
11521 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
11522 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
11523 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
11525 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11527 * doc/install.texi: Various spelling and markup fixes.
11528 (Installing GCC): Component specific installation instructions are
11531 Warn about removing old install dir in the presence of shared libs.
11532 (Configuration): Invoke with options target to match configure
11534 Consistently refer to gas, gld pathnames.
11535 Invert --enable-multilib documentation.
11536 Remove references to old compiler versions.
11538 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11540 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
11542 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11544 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
11546 (Specific, mips*-sgi-irix5): Note IDO download.
11547 Reworded MIPS C hints.
11548 Use GNU as instead of GAS.
11550 Removed SGI Freeware reference, IRIX 6 only.
11551 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
11552 Note N64 library requirement/workaround.
11554 Complete list of structure passing bug victims.
11556 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11558 * doc/install.texi: Remove CVS Id.
11560 2001-07-02 Andreas Jaeger <aj@suse.de>
11562 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
11563 (find_inherently_necessary): Remove unused variable.
11565 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
11567 * c-common.h (TDI_inlined): New ast dump phase.
11568 (dump_flag_name): New function.
11569 * c-dump.c (dump_files): Add inlined phase.
11570 (dump_flag_name): Define.
11571 * doc/invoke.texi (-fdump-ast-inlined): Document.
11573 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11575 * stor-layout.c (layout_decl): Revert change to handling of alignment
11578 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11580 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
11583 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
11585 * doc/tm.texi (FUNCTION_ARG): Document that the last call
11588 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
11590 * tlink.c (recompile_files): Remove COMPILER_PATH and
11591 LIBRARY_PATH from the environment.
11593 2001-07-01 Zack Weinberg <zackw@stanford.edu>
11595 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
11596 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
11598 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
11600 * c-parse.in (OBJC_STRING): Kill.
11601 (objc_string): Decompose to [objc_string] '@' STRING.
11602 (reswords): Take the leading '@' off all the Objective C keywords.
11603 (objc_rid_sans_at): Kill.
11604 (init_reswords): Don't initialize it.
11605 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
11606 (_yylex): Kill reconsider label. Look ahead one token after
11607 an '@'; if we get an identifier, check whether it's an
11608 Objective C @-keyword. If so, return the keyword. Otherwise,
11609 put back the token and return the '@' as a terminal.
11611 * cpplib.c (lex_macro_node): Remove unnecessary check for
11612 leading '@' on identifier. Clarify control flow and commentary.
11614 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11616 * cse.c (new_label_ref): Variable deleted.
11617 (insert): Remove set of new_label_ref.
11618 (check_for_label_ref): New function.
11619 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
11621 See ChangeLog.5 for earlier changes.