1 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3 * alias.c (get_alias_set): Return a previously calculated
4 alias set for a VAR_DECL.
5 * function.c (gen_mem_addressof): Calculate the alias set before
8 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
10 * predict.def: Set hitrates according our experimental run.
12 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
14 * i386.h (HARD_REGNO_RENAME_OK): New macro.
16 2001-08-08 H.J. Lu <hjl@gnu.org>
18 * config/mips/mips.c (mips_unique_section): New. Copied from
21 * config/mips/mips-protos.h (mips_unique_section): New
24 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
26 * config/mips/little.h: New. Generic little endian mips
27 targets. Only mips*-*-linux* is converted to use it so far.
29 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
31 (WCHAR_TYPE_SIZE): Likewise.
32 (INIT_SUBTARGET_OPTABS): Likewise.
33 (BSS_SECTION_ASM_OP): Likewise.
34 (SBSS_SECTION_ASM_OP): Likewise.
35 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
36 (ASM_DECLARE_OBJECT_NAME): Likewise.
37 (UNIQUE_SECTION): Likewise.
38 (EXTRA_SECTIONS): Likewise.
39 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
40 (ASM_OUTPUT_DESTRUCTOR): Likewise.
41 (ASM_OUTPUT_DEF): Likewise.
42 (HANDLE_SYSV_PRAGMA): Removed.
43 (NO_IMPLICIT_EXTERN_C): Likewise.
44 (TARGET_MEM_FUNCTIONS): Likewise.
45 (STARTFILE_SPEC): Likewise.
46 (ENDFILE_SPEC): Likewise.
48 (INVOKE__main): Likewise.
49 (CTOR_LIST_BEGIN): Likewise.
50 (CTOR_LIST_END): Likewise.
51 (DTOR_LIST_BEGIN): Likewise.
52 (DTOR_LIST_END): Likewise.
53 (SET_ASM_OP): Likewise.
54 (ASM_OUTPUT_SOURCE_LINE): Likewise.
55 (ASM_OUTPUT_DEF): Likewise.
56 (ASM_OUTPUT_IDENT): Likewise.
58 * config/mips/mips.h (ASM_SPEC): Undefine before define.
59 (CPLUSPLUS_CPP_SPEC): Likewise.
60 (ASM_APP_ON) Redefine only if not defined.
61 (ASM_APP_OFF): Likewise.
62 (ASM_OUTPUT_SOURCE_LINE): Likewise.
63 (ASM_OUTPUT_IDENT): Likewise.
65 * config.gcc: Update tm_file for Linux/mips.
67 2001-08-08 Bernd Schmidt <bernds@redhat.com>
69 * cselib.c (cselib_record_sets): If insn is predicated, turn
70 sources into IF_THEN_ELSEs.
72 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
73 Turn into define_insn_and_split.
75 * sched-deps.c: Include "cselib.h".
76 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
77 Use cselib to turn memory addresses into VALUEs.
78 (sched_analyze): Call cselib_init/cselib_finish if necessary.
79 * sched-int.h (struct sched_info): New member USE_CSELIB.
80 * sched-ebb.c (ebb_sched_info): Initialize it.
81 * sched-rgn.c (rgn_sched_info): Likewise.
82 * Makefile.in (sched-deps.o): Update dependencies.
84 * cselib.h (cselib_subst_to_values): Declare.
85 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
86 that have no value and autoincs to be handled by generating a new
89 2001-08-08 Graham Stott <grahams@redhat.com>
91 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
92 within fixed length SEQUENCE.
94 2001-08-08 Graham Stott <grahams@redhat.com>
96 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
97 (diagnostic_prefixing_rule): Likewise.
98 (diagnostic_line_cutoff): Likewise.
99 (diagnostic_kind_count): Likewise.
101 2001-08-08 Graham Stott <grahams@redhat.com>
103 * alias.c (find_base_decl): Delete redundent assignment.
105 2001-08-08 Graham Stott <grahams@redhat.com>
107 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
108 (abs): Uppercase and paranthesize macro parameter.
109 (MEM_DEPENDENCY): Add whitespace.
111 2001-08-08 Graham Stott <grahams@redhat.com>
113 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
114 failure check for CONST_INT
116 2001-08-08 Graham Stott <grahams@redhat.com>
118 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
119 (libcall_dead_p): Likewise.
121 (mark_used_regs): Constify fmt.
122 (find_use_as_address): Likewise.
124 2001-08-08 Graham Stott <grahams@redhat.com>
126 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
129 2001-08-08 Graham Stott <grahams@redhat.com>
131 * combine.c (combine_simplify_rtx): Update comment and
132 remove erroneous test.
134 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
136 * cppinit.c (cpp_finish): Pop the final buffer without comment.
137 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
138 take care to avoid multiple no-newline at EOF warnings in that
141 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
143 * calls.c (expand_call): Do not emit INSN_SETJMP note.
144 (emit_library_call_value_1): Likewise.
145 (emit_call_1): Emit REG_SETJMP note.
146 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
148 * cselib.c (cselib_process_insn): Likewise.
149 * flow.c (propagate_block): Likewise.
150 * loop.c (find_and_verify_loops): Likewise.
151 * reload.c (find_equiv_regs): Likewise.
152 * reload1.c (reload): Likewise.
153 * resource.c (mark_referenced_resources,
154 mark_set_resources): Likewise.
155 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
156 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
157 * haifa-sched.c (unlink_other_notes): Likewise.
158 (reemit_notes): Likewise.
159 * sched-ebb.c (sched_ebb): Likewise.
160 * sched-rgc.c (sched_region): Likewise.
161 * rtl.c (note_insn_name): Likewise.
162 (reg_note_name): Add REG_SETJMP
163 * rtl.h (reg_note): Add REG_SETJMP.
164 (insn_note): Remove NOTE_INSN_SETJMP.
166 * profile.c (branch_prob): Add fake edges for setjmp.
168 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
170 * config.gcc: Quote target_cpu_default2 correctly for
171 powerpc*-*-* targets.
173 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
175 * cpplib.h, line-map.h: Update comments.
176 * cppmain.c (printer_init): Move inline.
177 (maybe_print_line, print_line): Take a map pointer.
178 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
179 (cb_file_change): Don't use prior value of print.map.
181 2001-08-07 David Edelsohn <edelsohn@gnu.org>
183 * doc/install.texi: Document fine-grained multilib configuration.
185 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
187 * rtlanal.c (find_first_parameter_load): Call note_stores
188 only on the instructions.
190 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
192 * alias.c (nonlocal_mentioned_p):
193 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
194 * calls.c (emit_call_1): Likewise.
195 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
196 * cselib.c (cselib_process_insn): Likewise.
197 * df.c (df_insns_modify): Likewise.
198 * flow.c (need_fake_edge_p): Likewise.
199 (propagate_one_insn): Likewise.
200 * haifa-sched.c (reemit_notes): Likewise.
201 * integrate.c (copy_insn_list): Likewise.
202 * jump.c (delete_prior_computation): Likewise.
203 * local-alloc.c (validate_equiv_mem): Likewise.
204 * loop.c (scan_loop): Likewise.
205 * predict.c (estimate_probability): Likewise.
206 * reload.c (reload): Likewise.
207 * sched-deps (sched_analyze): Likewise.
208 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
209 * gcse.c (compute_hash_table): Likewise.
210 (mark_call): Likewise.
211 (store_killed_in_insn): Likewise.
213 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
215 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
217 2001-08-06 Richard Henderson <rth@redhat.com>
219 * varasm.c (assemble_gc_entry): Remove.
220 * output.h: Likewise.
222 2001-08-06 Richard Henderson <rth@redhat.com>
224 * varasm.c (assemble_constructor): Take a symbol_ref and a
225 priority instead of a bare string. Move priority handling
226 here from cp/decl2.c.
227 * output.h: Update decls.
229 * c-decl.c (c_expand_body): Update calls to assemble_constructor
230 and assemble_destructor.
231 * profile.c (output_func_start_profiler): Likewise.
232 * objc/objc-act.c (finish_objc): Likewise.
233 (build_module_descriptor): Return the symbol not the symbol name.
235 2001-08-06 David Edelsohn <edelsohn@gnu.org>
237 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
238 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
239 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
240 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
241 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
242 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
244 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
246 * cpperror.c (print_containing_files): Moved to line-map.c.
247 (print_location): line-map.c handles re-listing or otherwise.
248 * cpphash.h (struct lexer_state): Remove next_bol.
249 (struct cpp_buffer): Remove include_stack_listed.
250 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
251 Remove faked buffer handling.
252 (_cpp_do_file_change): Tweak.
253 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
254 * cppmain.c (struct printer): Remove filename.
255 (print_line, cb_file_change): Update accordingly.
256 * line-map.c: Include intl.h.
257 (init_line_maps): Initialize last_listed.
258 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
259 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
260 (print_containing_files): New.
261 * line-map.h (struct line_maps): New member last_listed.
262 (print_containing_files, INCLUDED_FROM): New.
263 * Makefile.in: Update.
264 * po/POTFILES.in: Add line-map.c.
266 2001-08-06 Richard Henderson <rth@redhat.com>
268 * except.c (convert_from_eh_region_ranges_1): Never mark
269 USE or CLOBBER insns as throwing.
271 * expr.c (store_constructor): Don't clobber memory targets.
273 2001-08-06 Andreas Jaeger <aj@suse.de>
275 * profile.c (branch_prob): Remove unused variable insn.
277 * Makefile.in (local-alloc.o): Add dependency on except.h.
279 * local-alloc.c: Include except.h for can_throw_internal prototype.
281 2001-08-06 Richard Henderson <rth@redhat.com>
283 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
284 * function.c (expand_main_function): Implement it.
285 * doc/tm.texi: Document it.
287 2001-08-06 Stan Shebs <shebs@apple.com>
289 * doc/install.texi: Document powerpc-*-darwin* details.
291 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
293 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
294 (ASM_CPU_SPEC): Move back to rs6000.h
295 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
297 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
299 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
302 * config/rs6000/linux64.h: Ditto.
304 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
305 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
308 Remove accidently readded definitions of FUNCTION_PROLOGUE,
309 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
311 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
314 2001-08-05 Richard Henderson <rth@redhat.com>
316 * local-alloc.c (update_equiv_regs): Do not move insns that
319 2001-08-05 Jan Hubicka <jh@suse.cz>
321 * Makefile.in (reload1.o): Add dedendancy on except.h
322 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
324 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
325 indicating wehther edges has been cleaned up.
326 * reload1.c: Inlucde except.h
327 (fixup_abnormal_edges): Accept deleted insns.
328 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
331 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
333 * cpplib.c (do_line): Correct line number after pop_buffer.
335 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
338 * line-map.c: Update comments.
339 * line-map.h: Update comments.
340 * tradcif.y: Don't consider large numbers unsigned.
342 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
345 * c-lex.c (map): New.
346 (cb_file_change): Update map and use it.
347 (cb_def_pragma, cb_define, cb_undef): Use map and line.
348 (c_lex): Update to use map.
349 * cpperror.c (print_location): Move to using logical line numbers.
350 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
351 (cpp_make_system_header): Similarly.
352 (_cpp_execute_include): Stop line numbering hacks. Store the
353 line we will return to.
354 * cpphash.h (CPP_BUF_LINE): Remove.
355 (struct cpp_buffer): Remove lineno and pseudo_newlines.
356 Add map and return_to_line.
357 (_cpp_do_file_change): Update.
358 * cppinit.c (cpp_start_read): Update line kludge.
359 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
360 (trigraph_ok): Use logical line numbers for diagnostics.
361 (skip_block_comment): Likewise.
362 (skip_whitespace): Likewise.
363 (skip_line_comment): Use pfile->line instead.
364 (_cpp_lex_token): Update to use logical line numbering exclusively.
365 Handle BOL locally. Accept new lines in directives, but keep
366 pfile->line decremented. Diagnostics use logical lines. Update
368 * cpplib.c (SEEN_EOL): New.
369 (skip_rest_of_line, check_eol): Use it.
370 (end_directive): Increase line number when accepting the newline
371 at the end of a directive.
372 (run_directive): Simplify.
373 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
374 (_cpp_do_file_change): Update to take buffer line number as an
375 argument, and store the current map in the cpp_reader. Remove
377 (_cpp_do__Pragma): Restore output position after a _Pragma.
378 (cpp_push_buffer): Don't set output line or lineno.
379 (_cpp_pop_buffer): Transfer more info from a faked buffer.
380 Remove line kludge. Set output_line.
381 * cppmacro.c (builtin_macro): Update handling of __LINE__.
382 (parse_arg): Use logical lines.
383 (save_lookahead_token): Save EOFs too now.
384 * cppmain.c (struct printer): Fix comments.
385 (printer_init): Simplify, let caller do errors.
386 (scan_translation_unit, check_multiline_token, dump_macro): Update.
387 (maybe_print_line): Simplify.
388 (print_line): Don't print a linemarker if -P.
389 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
390 (cb_file_change): Simplify.
391 * line-map.h (LAST_SOURCE_LINE): Fix.
392 (CURRENT_LINE_MAP): New.
394 2001-08-05 Bernd Schmidt <bernds@redhat.com>
396 * doloop.c (doloop_modify_runtime): Properly compute number of
397 iterations if loop was unrolled.
399 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
400 if their CSELIB_VAL_PTRs are.
402 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
403 (setup_spill_pointers): Initialize it.
404 (spill_restore_mem): Set it.
405 (do_spill, do_restore): Use it to add REG_INC note.
406 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
408 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
409 asms if other insns are available.
411 * config/ia64/ia64.c (condop_operator): New predicate.
412 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
413 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
416 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
417 temporary register than directly using a MEM.
419 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
421 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
422 parameter in last change.
424 2001-08-04 Zack Weinberg <zackw@panix.com>
426 * sparc.md: Don't use #if inside C test expression.
428 2001-08-04 Richard Henderson <rth@redhat.com>
430 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
432 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
434 * cpphash.h (struct cpp_reader): New member directive_line.
435 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
436 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
437 do_pragma): Pass line to callbacks.
438 (start_directive): Record line of directive.
439 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
440 cb_include): Similarly.
441 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
444 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
446 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
449 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
451 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
453 * reload1.c (fixup_abnormal_edges): New static function.
456 * flow.c (need_fake_edge_p): New function.
457 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
458 avoid call insn to be very last insn in the insn stream.
460 * profile.c (branch_prob): Call flow_call_edges_add instead of
461 doing that by hand; cleanup cfg to re-merge basic blocks once
464 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
466 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
467 are also on line-map.h.
468 * cppfiles.c (stack_include_file): Update.
469 * cpphash.h (struct cpp_buffer): New member return_at_eof.
470 (_cpp_pop_buffer): New.
471 * cppinit.c (cpp_destroy, cpp_finish): Update.
472 (do_includes): Mark each buffer to return at EOF.
473 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
475 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
476 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
477 * cpplib.h (cpp_pop_buffer): Remove.
478 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
479 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
481 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
483 (do_preprocessing): Update.
484 * fix-header.c (read_scan_file): Update. No need to pop buffers.
485 * c-parse.in (_yylex): Similarly.
486 * scan-decls.c (scan_decls): Similarly.
487 * line-map.h: Update comments.
489 * objc/Make-lang.in (objc-act.o): Update dependencies.
491 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
493 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
494 and soft register for operand 0.
495 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
497 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
499 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
500 register for operand 0.
501 ("bitcmpqi_z_used"): Allow memory for operand 0.
502 (split "bitcmpqi"): New split to handle address reg as operand 1.
504 2001-08-04 Andreas Jaeger <aj@suse.de>
506 * gcse.c: Revert Daniel's last patch.
508 2001-08-03 Zack Weinberg <zackw@stanford.edu>
510 * sparc-protos.h: Add prototypes for fp_zero_operand and
512 * sh-protos.h: Add prototype for fpul_operand.
514 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
516 * doc/extend.texi (Other Builtins): Fix typo in last change.
518 2001-08-03 Richard Henderson <rth@redhat.com>
520 * target.h (gcc_target): Add asm_out.named_section,
521 section_type_flags, have_named_sections.
522 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
523 (TARGET_HAVE_NAMED_SECTIONS): New.
524 (TARGET_SECTION_TYPE_FLAGS): New.
526 * Makefile.in (toplev.o): Depend on TARGET_H.
527 (varasm.o, dbxout.o): Likewise.
528 * c-common.c (decl_attributes): Check targetm.have_named_sections
529 instead of ifdef ASM_OUTPUT_SECTION_NAME.
530 * dbxout.c (dbxout_function_decl): Likewise.
531 (dbxout_function_end): Likewise.
532 * toplev.c (compile_file): Likewise.
533 * varasm.c (exception_section): Likewise.
534 * cp/decl2.c (finish_objects): Likewise.
536 * defaults.h (EH_FRAME_SECTION): Remove.
537 (EH_FRAME_SECTION_ASM_OP): Remove.
538 (EH_FRAME_SECTION_NAME): New.
539 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
540 (UNIQUE_SECTION_P): Remove.
541 * dwarf2out.c (SECTION_FORMAT): Remove.
542 (ASM_OUTPUT_SECTION): Remove.
543 (output_call_frame_info): Use named_section_flags.
544 (output_comp_unit, dwarf2out_start_source_file): Likewise.
545 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
546 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
547 * varasm.c (in_eh_frame, eh_frame_section): Remove.
548 (named_section_flags): New.
549 (named_section): Use it and targetm.section_type_flags.
550 (resolve_unique_section): New.
551 (assemble_start_function): Use it.
552 (asm_emit_uninitialised, assemble_variable): Likewise.
553 (default_section_type_flags): New.
554 (default_no_named_section, default_elf_asm_named_section): New.
555 (default_coff_asm_named_section, default_pe_asm_named_section): New.
556 * output.h: Update varasm.c decls.
557 (SECTION_*): New flags.
559 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
560 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
562 * config/elfos.h (UNIQUE_SECTION_P): Remove.
563 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
564 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
565 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
566 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
567 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
568 * config/mips/elf.h, config/mips/elf64.h: Likewise.
569 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
570 * config/pa/pa64-hpux.h,
572 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
573 (TARGET_ASM_NAMED_SECTION): New.
574 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
575 * config/alpha/vms.h, config/arm/coff.h: Likewise.
576 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
577 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
578 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
579 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
580 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
581 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
582 * config/i386/sco5.h, config/i386/win32.h: Likewise.
583 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
584 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
585 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
586 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
587 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
588 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
589 * config/sparc/sysv4.h: Likewise.
591 * config/nextstep.h: Error until named sections implemented.
593 * config/a29k/a29k.c (a29k_asm_named_section): New.
594 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
595 (vms_section_type_flags, vms_asm_named_section): New.
596 * config/arm/arm.c (arm_elf_asm_named_section): New.
597 * config/avr/avr.c (asm_output_section_name): Remove.
598 * config/avr/avr-protos.h: Update.
599 * config/c4x/c4x.c (c4x_asm_named_section): New.
600 * config/h8300/h8300.c (h8300_asm_named_section): New.
601 * config/i386/i386.c (sco_asm_named_section): New.
602 * config/i386/winnt.c (SECTION_PE_SHARED): New.
603 (i386_pe_section_type_flags): New.
604 (i386_pe_asm_named_section): New.
605 * config/i386/i386-protos.h: Update.
606 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
607 * config/mcore/mcore.c (mcore_asm_named_section): New.
608 * config/mips/mips.c (iris6_asm_named_section): New.
609 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
610 instead of UNIQUE_SECTION_P.
611 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
612 (xcoff_asm_named_section): New.
613 * config/sh/sh.c (sh_asm_named_section): New.
614 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
616 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
617 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
618 (EH_FRAME_SECTION_NAME): New.
619 (EXCEPTION_SECTION): New.
620 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
621 (DEBUG_*_SECTION): Remove.
622 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
623 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
624 (EH_FRAME_SECTION_ASM_OP): Remove.
626 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
627 (ASM_OUTPUT_SECTION_NAME): Remove.
628 (TARGET_ASM_NAMED_SECTION): New.
629 (TARGET_HAVE_NAMED_SECTIONS): New.
630 (TARGET_SECTION_TYPE_FLAGS): New.
631 (EH_FRAME_SECTION_ASM_OP): Remove.
632 (EH_FRAME_SECTION_NAME): New.
634 2001-08-03 Zack Weinberg <zackw@stanford.edu>
636 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
637 for complex expressions when cfun == 0.
638 * doc/extend.texi: Document that __builtin_constant_p can be
639 used in data initializers as well as functions.
641 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
643 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
644 variable I locally, instead of expecting a declaration in the
647 2001-08-03 Richard Henderson <rth@redhat.com>
649 * except.c (collect_one_action_chain): Add an explicit cleanup
650 action if regions surrounding a catch were encoded entirely
651 within the call-site entry.
653 2001-08-03 Richard Henderson <rth@redhat.com>
655 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
656 don't take REGNO of a non-register.
658 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
660 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
661 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
662 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
663 (__gthread_mutex_init_function): New function for mutex initialization.
665 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
667 * Makefile.in: Revert screwed up commit.
669 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
671 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
672 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
673 merged by linker script to get a final _exit().
674 (__do_global_dtors): New for destructor handling in specific exit
676 (__do_global_ctors): New for constructors in specific install section.
677 (__map_data_section): Map data sections before running constructors.
678 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
679 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
680 (DTORS_SECTION_ASM_OP): Likewise.
681 (CTORS_SECTION_FUNCTION): Define to force a reference to
683 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
685 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
687 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
689 * Makefile.in: Add df.h to gcse.c dependencies.
691 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
693 * varasm.c (output_constant_def_contents): Use for the length of a
694 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
695 depending on which is larger.
697 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
699 * gcse.c: Include df.h for use as a dataflow analyzer.
701 Declaration of reg_set_info: gone.
702 New df_analyzer variable used by store motion.
703 (reg_set_info): Deleted.
704 (mark_mem_regs): New function, analyze regs used by a mem.
705 (store_ops_ok): Use dataflow analyzer results to determine if
706 necessary regs are changed in the block.
707 (find_moveable_store): Remove check for symbol ref, we can handle
708 much more complex expressions now.
709 (compute_store_table): Remove most of the code, it's unnecessary
710 now that the dataflow analyzer records the info for us.
711 (store_killed_after): Add parameter to say whether to do the
712 store_ops_okay test, used to speed up testing when we already know
713 the answer, and just want to know if the store itself was killed.
714 (build_store_vector): Largely rewritten to calculate the various
715 vectors properly, and somewhat optimized.
716 (store_motion): Init the df_analyzer, get REG_DEF chains.
717 Also handle trapping expressions (since mems almost always trap)
718 (simple_mem): Redefine what a simple mem is.
720 2001-08-03 DJ Delorie <dj@redhat.com>
722 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
723 set from a constant part of the condition.
725 2001-08-01 Andrew Cagney <ac131313@redhat.com>
727 * mkdeps.c (deps_add_default_target): Make local variable
728 ``start'' a const char pointer.
729 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
731 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
733 * doc/install.texi (Configuration): Fix markup.
734 (Specific, i?86-*-udk): Likewise.
735 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
737 Document --enable-threads and --enable-libgcj status.
738 (Specific, mips-sgi-irix*): Canonicalize triples.
739 (Specific, mips-sgi-irix5): Warn about problems with this config.
740 Mention required GNU as patch.
741 Native assembler problems are fixed.
742 (Specific, mips-sgi-irix6): Update O32 ABI support status.
743 Document --enable-threads and --enable-libgcj status.
745 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
747 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
750 2001-08-03 Richard Henderson <rth@redhat.com>
752 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
755 2001-08-03 Richard Henderson <rth@redhat.com>
757 * rtlanal.c (find_first_parameter_load): Stop if we
758 reach a CODE_LABEL at BOUNDARY.
760 2001-08-03 Richard Henderson <rth@redhat.com>
762 * config/alpha/alpha.md (force_movdi): New insn.
763 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
764 Tweek FRP marking of VMS prologue insns.
765 * config/alpha/vms.h (EPILOGUE_USES): New.
767 2001-08-02 Richard Henderson <rth@redhat.com>
769 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
771 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
773 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
774 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
775 config/convex/convex.h, config/d30v/d30v.c,
776 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
777 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
778 config/mips/mips.h, config/mn10200/mn10200.h,
779 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
780 config/v850/v850.h, config/vax/openbsd.h,
781 config/vax/openbsd1.h, config/vax/ultrix.h,
782 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
783 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
784 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
785 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
786 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
787 in comments and documentation.
789 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
793 * Makefile.in (line-map.o): New.
794 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
795 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
796 * cpperror.c (print_containing_files): Similarly.
797 (print_location): Update. Don't output a space before _Pragma.
798 * cppfiles.c (stack_include_file): Set to line 1 immediately.
799 (stack_include_filee, cpp_make_system_header): Update.
800 (_cpp_execute_include): Get logical line number right for calling
801 as-yet-unterminated #include.
802 * cpphash.h (struct cpp_reader): Add line_maps.
803 (_cpp_do_file_change): Update.
804 * cppinit.c (cpp_create_reader): Initialize line maps.
805 (cpp_destroy): Destroy line maps.
806 (cpp_start_read): Get logical line number right.
807 * cpplex.c (parse_string): Only warn once for multi-line strings.
808 Use boolean variable for null warning.
809 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
811 (do_include_common): End the directive early.
812 (do_line): Don't warn about out-of-range lines in preprocessed
813 source. Update. Remove unused variables.
814 (_cpp_do_file_change): Update for new line mapping.
815 (pragma_cb): New typedef.
816 (cpp_register_pragma): Stop looking ahead before calling the
818 (do_pragma_system_header): End directive early.
819 (cpp_get_line_maps): New.
820 (cpp_pop_buffer): Fudge logical line. Update.
821 * cpplib.h: Include line-map.h
822 (enum cpp_fc_reason): Remove.
823 (struct cpp_file_change): Update.
824 (cpp_get_line_maps): New.
825 * cppmain.c (struct_printer): New member map.
826 (cb_file_change): Update for new mappings.
827 * fix-header.c (cb_file_change): Similarly.
829 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
831 * Makefile.in (libgcc.mk): Define mkinstalldirs.
832 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
834 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
836 * config/vax/vax.c: include expr.h.
838 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
840 * Makefile.in ($(srcdir)/configure): Only rebuild in
842 ($(srcdir)/config.in): Only define in maintainer mode.
843 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
845 2001-08-02 David Edelsohn <edelsohn@gnu.org>
847 * doc/install.texi (Install GCC: Binaries): Update Bull info.
849 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
851 * gcc.c (set_collect_gcc_options): New function, split out from
853 Ignore elided switches.
854 (do_spec_1): Invoke before executing command.
857 * gcc.h (set_input): ... here.
858 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
861 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
864 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
866 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
868 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
870 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
871 for the unnamed instructions it expands to.
873 2001-08-02 Richard Henderson <rth@redhat.com>
875 * regclass.c (call_really_used_regs): Conditionally define.
876 (init_reg_sets_1): Don't use it if not defined.
877 (fix_register): Similarly, don't set it.
879 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
881 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
882 Correct comment that had been missed in the previous change.
884 2001-08-01 Stan Shebs <shebs@apple.com>
886 * config/darwin.c (machopic_stub_name): Try matching by name.
887 (update_stubs): New function.
888 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
891 2001-08-01 Richard Henderson <rth@redhat.com>
893 * except.c (output_function_exception_table): Use assemble_align.
894 * varasm.c (assemble_eh_label): Remove.
895 (assemble_eh_align, assemble_eh_integer): Remove.
897 2001-08-01 Robert Lipe <robertl@caldera.com>
899 * dwarfout.c: Remove reference to README.DWARF.
901 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
903 * regclass.c (call_really_used_regs): New array for registers which
904 are actually used by a call.
905 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
907 (fix_register): Set call_really_used too.
908 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
909 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
911 2001-08-01 Richard Henderson <rth@redhat.com>
913 * read-rtl.c (read_name): Consider \r whitespace.
915 2001-07-11 Andrew Cagney <ac131313@redhat.com>
917 * config.gcc: Recognize powerpc-*-netbsd*.
919 * doc/install.texi (Host/target specific installation notes for
920 GCC): Mention powerpc-*-netbsd*.
922 * config/rs6000/netbsd.h: New file.
923 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
924 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
925 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
926 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
927 (TARGET_VERSION): Redefine.
929 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
930 mcall-netbsd as a match for mcall-sysv.
931 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
932 (ncrti.S, ncrtn.S): New targets.
933 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
935 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
936 "netbsd' as a V4 ABI.
937 (ASM_SPEC): Check for -mcall-netbsd.
938 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
939 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
940 (LIB_SPEC, ENDFILE_SPEC): Ditto.
941 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
942 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
943 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
944 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
946 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
947 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
949 2001-08-01 Mark Kettenis <kettenis@gnu.org>
951 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
952 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
953 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
954 including "unwind-pe.h".
956 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
958 * rs6000.md (define_splits): Kill unused constraints.
960 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
961 Jan Hubicka <jh@suse.cz>
963 * function.c (thread_prologue_and_epilogue_insns): Kill code
964 dealing with non-existent CFG.
966 2001-08-01 Kazu Hirata <kazu@hxi.com>
968 * alias.c: Fix comment formatting.
969 * bitmap.c: Likewise.
970 * builtins.c: Likewise.
972 * c-common.c: Likewise.
973 * c-decl.c: Likewise.
974 * c-dump.c: Likewise.
976 * collect2.c: Likewise.
977 * combine.c: Likewise.
978 * conflict.c: Likewise.
979 * cppfiles.c: Likewise.
980 * cppinit.c: Likewise.
981 * cpplex.c: Likewise.
982 * cpplib.c: Likewise.
983 * cppmacro.c: Likewise.
984 * cppspec.c: Likewise.
985 * c-pragma.c: Likewise.
986 * crtstuff.c: Likewise.
988 * cselib.c: Likewise.
989 * c-semantics.c: Likewise.
990 * c-typeck.c: Likewise.
992 2001-08-01 H.J. Lu <hjl@gnu.org>
994 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
996 2001-08-01 H.J. Lu <hjl@gnu.org>
998 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
1000 2001-08-01 Ziemowit Laski <zlaski@apple.com>
1002 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
1003 contextualizing Objective-C class name lookup by the lexer.
1004 (typespec_reserved_nonattr): Disable ObjC class name lookup after
1006 (protocoldef): Add support for forward @protocol declarations.
1007 (yylexname): Suppress ObjC class name lookup in certain contexts;
1008 re-enable after lookup is complete.
1009 (_yylex): Re-enable ObjC class name lookup when certain
1010 punctuation marks are seen.
1012 * objc/objc-act.c (check_protocol_recursively): New function used
1013 for finding circular dependencies in protocols.
1014 (objc_declare_protocols): New function for handling forward
1015 @protocol declarations.
1016 (receiver_is_class_object): Detect the case when 'self' is used
1017 inside of a class method.
1018 (build_message_expr): Issue a warning if class method is desired
1019 but instance method is found instead.
1020 (conforms_to_protocol): Streamline.
1021 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
1022 protocol Foo, even if 'Bar foo' does not.
1023 (check_protocols): Streamline.
1024 (start_protocol): Add checks for circular and duplicate protocol
1026 (encode_aggregate_within): For typedefs of structs, encode the
1028 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
1029 (objc_declare_protocols): New prototype.
1031 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1033 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
1034 * cpplex.c (handle_newline): Update prototype. Maintain logical
1036 (skip_escaped_newlines, skip_block_comment, parse_string):
1038 (_cpp_lex_token): Update, and store token position within the token.
1039 * cpplib.h (struct cpp_token): Add line and column entries.
1040 * cppmacro.c (replace_args): Position stringified tokens correctly.
1042 2001-08-01 Andreas Jaeger <aj@suse.de>
1044 * basic-block.h: Add prototype for last_loop_beg_note.
1046 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
1048 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
1049 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
1051 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
1052 while handling WITH_CLEANUP_EXPR node. Use second operand calling
1053 expand_decl_cleanup.
1054 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
1056 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
1057 operand while calling simple_cst_equal.
1058 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
1059 operand is the cleanup expression, the third is the RTL_EXPR.
1060 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
1062 2001-07-31 Jeff Sturm <jsturm@one-point.com>
1064 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
1066 2001-07-31 matthew green <mrg@eterna.com.au>
1068 * config.gcc (i386-*-netbsdelf): New description.
1069 * config/i386/netbsd-elf.h: New file.
1071 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
1073 * loop.c (check_dbra_loop): Use single_set to compute
1076 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
1078 PowerPC reorg and support for powerpc64-*-linux*.
1080 Also fixes emitting of constants on 32 bit and 64 bit
1083 * config.gcc: powerpc64-*-linux* is a new target.
1084 Things that needed aix.h now also include xcoff.h
1086 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
1088 Move AIX specific stuff into aix.h.
1089 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
1090 with more than just XCOFF now.
1091 (SET_ASM_OP): Remove, now defined where needed.
1092 (FUNCTION_PROLOGUE): New macro definition.
1093 (FUNCTION_EPILOGUE): New macro definition.
1094 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
1096 * config/rs6000/xcoff.h: New file.
1098 * config/rs6000/linux64.h: New file.
1100 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
1102 2001-07-31 Alan Modra <amodra@bigpond.net.au>
1104 * rs6000.c (print_operand_address): Handle ELF syntax.
1105 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
1106 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
1107 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
1109 2001-07-31 David Edelsohn <edelsohn@gnu.org>
1111 * rs6000.c (rs6000_override_options): Only disable
1112 flag_function_sections for XCOFF.
1113 (exact_log2_cint_operand): New predicate.
1114 (reg_or_{add,sub}_cint64_operand): New predicates.
1115 (add_operand): Compare CONST_INT with fewer function calls.
1116 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
1117 (print_operand, case 'p'): Ensure positive operand.
1118 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
1119 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
1120 (PREDICATE_CODES): Add new predicates.
1121 * rs6000.md (addsi3): Split 32-bit constants more correctly.
1122 (divsi3, modsi3): Ensure positive power-of-2.
1123 (adddi3): Use new predicate. Split 32-bit constants more
1124 correctly. Re-arrange splitter to handle any constant.
1125 (subdi3): Use new predicate.
1126 (divdi3, moddi3): Ensure positive power-of-2.
1127 (movdi): Use rs6000_emit_set_const.
1128 (load_toc_v4_pic_di): Delete.
1130 2001-07-31 Graham Stott <grahams@redhat.com>
1132 * function.c (pad_below): Revert 2001-07-26 patch.
1134 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1136 * reg-stack (convert_regs_1): Fix best edge condition.
1138 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1140 * jump.c (duplicate_loop_exit_test): Better test for jumps
1141 entering the loop; create loop pre_header.
1143 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
1145 * doc/install.texi: Add s390 and s390x as new targets.
1146 * doc/invoke.texi: Add documantation of S/390 and zSeries
1148 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
1150 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1152 * config/m68k/m68k.md: Replace all general_operand with
1153 nonimmediate_operand for all destinations.
1154 * config/m68k/m68k.c (not_sp_operand): Likewise.
1156 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
1158 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
1160 2001-07-30 Richard Henderson <rth@redhat.com>
1162 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
1163 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
1165 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1167 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
1168 Add missing doc strings
1169 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
1170 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
1172 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
1174 * i386.c (ix86_output_main_function_alignment_hack): New function.
1175 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
1177 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
1178 edges by EDGE_DFS_BACK flag.
1179 (dump_edge_info): Add dfs_back flag.
1180 * basic-block.h (EDGE_DFS_BACK): New constant.
1181 (mark_dfs_back_edges): Declare.
1182 * alias.c (loop_p): Remove.
1183 (mark_constant_function): Use mark_dfs_back_edges.
1185 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
1186 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
1187 (compensate_edge): Break out from ...
1188 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
1189 (convert_regs_2): Set block_done once block is really done;
1190 Do updating of the predecesors counts.
1192 * toplev.c (rest_of_compilation): Recompute block_for_insn
1193 before post-reload cfg_cleanup.
1194 * function.c (thread_prologue_epilogue_insns):
1195 Call set_block_for_new_insns when emitting prologue directly.
1197 2001-07-30 Andreas Jaeger <aj@suse.de>
1199 * jump.c: Add prototype for mark_modified_reg.
1201 * cse.c (set_live_p): Add unused attribute.
1203 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
1205 (scan_for_source_files): Use long for count to avoid overflow.
1206 (output_data): Likewise.
1207 (output_data): Don't use string concatatenation to silence gcc
1210 * predict.c: Fix typos and grammar.
1212 * gcse.c (insert_insn_end_bb): Remove unused variables.
1214 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1216 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
1217 (attempt_auto_inc): LIkewise.
1218 (mark_used_reg): Likewise.
1219 (try_pre_increment_1): Likewise.
1220 * regclass.c (regclass): Likewise.
1221 * global.c (allocno_compare): Update comment; change scaling factor.
1222 * local-alloc.c (QTY_CMP_PRI): Likewise.
1223 * regs.h (REG_FREQ_FROM_BB): New.
1224 (REG_FREQ_MAX): Likewise.
1226 2001-07-30 H.J. Lu <hjl@gnu.org>
1228 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
1231 2001-07-30 H.J. Lu (hjl@gnu.org)
1233 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
1234 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1235 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
1237 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
1239 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
1240 as -mthumb-interwork when -mcpu=arm7 is specified.
1242 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1244 * predict.def (noreturn, loop branch, loop exit): Mark as first
1247 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
1249 * combine.c (try_combine): Avoid barrier after noop jumps.
1251 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1253 * cpphash.h (struct cpp_reader): Remove import_warning.
1254 * cpplib.c (skip_rest_of_line): Don't bother turning off
1256 (parse_include): Move include handling to...
1257 (do_include_common): ... here. Move import warning from...
1258 (do_import): ... here.
1259 (do_pragma_poison): Don't do a callback for poison identifiers.
1260 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
1261 * cppmain.c (setup_callbacks): Similarly.
1263 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1265 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
1266 handle multiple sets.
1267 * except.c (sjlj_mark_call_sites): .... here.
1268 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
1270 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1272 Suggested by Richard Henderson and Richard Kenner:
1273 * combine.c (recog_for_combine): Use the fake recog
1274 only if instruction does not match.
1275 * rtl.h (NOOP_MOVE_INSN_CODE): New.
1276 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
1278 * combine.c (try_combine): Discover noop jump as direct jump.
1280 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
1282 * df.c (df_rd_global_compute): Add successors to worklist, not
1284 (df_ru_global_compute): Ditto.
1286 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
1288 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
1289 increment REG_N_SETS.
1291 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
1293 * sbitmap.h: New prototype for sbitmap_a_xor_b.
1295 * sbitmap.c (sbitmap_a_xor_b): New function.
1296 ifdef the basic block stuff on IN_GCC.
1298 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1300 * cppexp.c (parse_defined): Always record the macro name.
1301 (lex): Don't worry about identifiers, or special-case
1303 (_cpp_parse_expr): Figure out at the end of the routine
1304 whether we saw a valid !defined() expression.
1305 * cppfiles.c (stack_include_file): Update for mi_valid.
1306 (_cpp_pop_file_buffer): Similarly.
1307 * cpplex.c (_cpp_lex_token): Similarly.
1308 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
1309 mi_if_not_defined, mi_lexed): Remove.
1311 * cpplib.c (do_if): Simplify.
1312 (do_endif, push_conditional, _cpp_handle_directive): Update
1313 for renaming of mi_state to mi_valid.
1315 * cpp.texi: Add index entries for digraphs, and add comment
1316 that C++ refers to them as alternative tokens.
1318 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
1320 * basic-block.h (CLEANUP_PRE_LOOP): New.
1321 * except.c (finish_eh_generation): Update call of cleanup_cfg.
1322 * sibcall.c (optimize_sibling_calls): Likewise.
1323 * toplev.c (rest_of_compilation): Likewise.
1324 * flow.c (try_forward_edges): Take argument MODE;
1325 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
1326 (try_optimize_cfg): Update call of try_forward_edges.
1328 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1329 Jan Hubicka <jh@suse.cz>
1331 * (validate_replace_rtx_1): Fix simplification of MINUS.
1333 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
1335 PR preprocessor/3669
1336 * cppinit.c (init_dependency_output): Turn off dump requests
1337 if sending dependencies to stdout.
1339 2001-07-28 Richard Henderson <rth@redhat.com>
1341 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
1344 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
1346 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
1348 2001-07-28 Kazu Hirata <kazu@hxi.com>
1350 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
1351 is VAR_DECL first to prevent an ICE.
1353 2001-07-28 Richard Henderson <rth@redhat.com>
1355 * varasm.c (immed_real_const_1): Don't elide special cases for
1357 (clear_const_double_mem): Clear const_tiny_rtx too.
1359 2001-07-28 Richard Henderson <rth@redhat.com>
1361 * dwarf2out.c (dw_val_class_offset): New.
1362 (struct dw_ranges_struct, dw_ranges_ref): New.
1363 (ranges_table, ranges_table_allocated): New.
1364 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
1365 (add_AT_offset, add_ranges, output_ranges): New.
1366 (print_die, output_die): Handle dw_val_class_offset.
1367 (attr_checksum, size_of_die, value_format): Likewise.
1368 (gen_lexical_block_die): Handle non-contiguous blocks.
1369 (gen_block_die): Likewise.
1370 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
1371 if needed. Dump the ranges table.
1372 * final.c (final_start_function): Remove unnecessary notes and
1373 rebuild the block tree before numbering the blocks.
1374 * function.c (reorder_blocks_0): Walk the existing block tree
1375 to unmark all blocks.
1376 (reorder_blocks_1): Create block fragments when duplicate block
1378 (reorder_fix_fragments): New.
1379 (reorder_blocks): Call it.
1380 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
1382 2001-07-28 Richard Henderson <rth@redhat.com>
1384 * emit-rtl.c (adjust_address): Make a copy of the memory address.
1386 2001-07-28 Richard Henderson <rth@redhat.com>
1388 * flow.c (add_to_mem_set_list): New function.
1389 (init_propagate_block_info): Use it.
1390 (mark_set_1): Likewise.
1391 (insn_dead_p): Canonicalize memory address for dead store
1392 comparison. Allow wider mode stores to kill narrower mode stores.
1393 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
1394 (invalidate_mems_from_set): Don't handle MEMs.
1396 2001-07-28 Kazu Hirata <kazu@hxi.com>
1398 * config/h8300/h8300.h: Fix formatting.
1400 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1402 * basic-block.h (EDGE_FREQUENCY): New macro.
1403 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
1405 * flow.c (find_sub_basic_blocks): Likewise.
1406 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
1407 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
1409 * predict.c (DEF_PREDICTOR): New argument FLAGS.
1410 (HITRATE): New macro.
1411 (PRED_FLAG_FIRST_MATCH): New constant.
1412 (predictor_info): New field flgags.
1413 (combine_predictions_for_insn): Use DS theory to combine
1414 probabilities; set the edge probabilities when finished.
1415 (estimate_probability): Avoid duplicated matches
1416 of LOOP_BRANCH heuristics for nested loops; update comment.
1417 * predict.def: Add flags for each prediction, set probabilities
1418 according to B&L paper.
1419 * predict.h (DEF_PREDICTOR): New argument FLAGS.
1421 * profile.c (compute_branch_probabilities): Cleanup way the edge
1422 probabilities are computed and REG_BR_PROB notes are dropped; if
1423 values does not match, emit error.
1424 (init_branch_prob): Do error instead of warning when profile driven
1425 feedback is missing or corrupt.
1427 2001-07-27 DJ Delorie <dj@redhat.com>
1429 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
1430 against a constant, try to adjust the compare to have the desired
1431 constant in it so that min/max optimizations happen more often.
1433 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1435 * flow.c (last_loop_beg_note): New function.
1436 (redirect_edge_and_branch): Use it.
1437 (split_edge): Likewise.
1439 * alias.c (loop_p): Avoid uninitialized memory access.
1441 * flow.c (try_forward_edges): Avoid accessing freed memory.
1443 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
1446 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1448 * doc/install.texi (Configuration): Properly link the host
1449 specific instructions also when generating HTML.
1451 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
1453 * flow.c (redirect_edge_and_branch_force): Test
1454 target->global_live_at_start.
1456 2001-07-26 Richard Henderson <rth@redhat.com>
1458 * simplify-rtx.c (avoid_constant_pool_reference): Export.
1459 * rtl.h (avoid_constant_pool_reference): Declare it.
1460 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
1461 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
1463 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1465 * rtl.h (cleanup_barriers): Declare.
1466 * jump.c (cleanup_barriers): New function.
1467 * toplev.c (rest_of_compilation): Call cleanup_barriers
1468 before loop optimizer and after bb_reorder.
1470 * flow.c (back_edge_of_syntactic_loop_p): New.
1471 (split_edge): Use it.
1473 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1475 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
1477 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
1479 * cse.c (cse_process_notes): Replace any registers if the address
1482 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
1484 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
1485 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
1486 (propagate_block): Update prototype.
1487 * flow.c (update_life_info): Simplify the CFG and
1488 recalculate the global regs which are alive when
1489 removing dead code during a global update.
1490 (propagate_block): Return non-zero if an INSN is
1493 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1495 * Makefile.in (LIBICONV): Define.
1497 2001-07-26 Catherine Moore <clm@redhat.com>
1499 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
1500 of conditional to avoid tree checking errors.
1502 2001-07-26 Kazu Hirata <kazu@hxi.com>
1504 * regmove.c (regmove_optimize): Don't replace a reg with
1505 another reg of a different mode.
1507 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
1509 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
1510 limit length of dependancy flush list.
1511 * params.h (MAX_PENDING_LIST_LENGTH): Define.
1512 * sched-int.h (struct deps): Add pending_flush_length field.
1513 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
1514 has 1 element in it.
1515 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
1516 (sched_analyze): After a jump, if the pending memory flush list is too
1517 large, flush the pending lists.
1518 (init_deps): Initialize pending_flush_length to 0.
1519 * doc/invoke.texi (max_pending_list_length): Document parameter.
1521 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
1523 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
1524 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
1525 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
1527 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1529 * cpphash.h (struct_lexer_state): Delete was_skipping.
1530 Move skipping here from struct cpp_reader.
1531 * cpplex.c (parse_identifier): Update.
1532 (_cpp_lex_token): Don't skip tokens in a directive.
1533 * cpplib.c (struct if_stack): Update.
1534 (start_directive, end_directive): Don't change skipping state.
1535 (_cpp_handle_directive): Update.
1536 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
1537 (do_else, do_endif): Update; only check for excess tokens if not
1538 in a skipped conditional block.
1539 (push_conditional): Update for new struct if_stack.
1541 2001-07-26 Graham Stott <grahams@redhat.com>
1543 * function.c (locate_and_pad_parm): Also pad initial offset
1544 so that the total argument size also includes the padding.
1546 2001-07-26 Graham Stott <grahams@redhat.com>
1548 * gensupport.c (alter_output_for_insn): Correct enable checking failure
1549 change XSTR to XTMPL.
1551 (process_one_cond_exec): Likewise
1553 2001-07-25 Richard Henderson <rth@redhat.com>
1555 * varasm.c (assemble_variable): Create DECL_RTL before setting
1558 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
1560 * predict.c (estimate_probability): Avoid duplicated predictions.
1562 * loop.c (find_and_verify_loops): Grok multiple barriers.
1564 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1566 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
1568 * dbxout.c: Consistently use putc instead of fputc.
1569 (print_wide_int): New function; call instead of direct fprintf.
1570 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
1571 (dbxout_type_fields, dbxout_type_method_1): Likewise.
1572 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
1573 (print_int_cst_octal): Likewise.
1574 (print_octal): Show we wrote characters.
1575 (dbxout_type): Set have_used_extensions in more places.
1577 2001-07-25 Catherine Moore <clm@redhat.com>
1579 * config/v850/v850.c (v850_va_arg): Use addr
1580 instead of valist to build incr.
1582 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
1584 * flow.c (delete_dead_jumptables): New function.
1585 (life_analyzis): Call it.
1586 * bb-reorder.c (skip_insns_after_block): Handle contradictory
1589 2001-07-25 Richard Henderson <rth@redhat.com>
1591 * except.c (reachable_handlers): Handle a region being removed
1592 out from under a RESX.
1594 2001-07-25 Richard Henderson <rth@redhat.com>
1596 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
1597 swap GE/GT if it is an fp comparison.
1599 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
1601 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
1604 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
1606 * ssa.c (rename_insn_1): Do not wrap an assignment to a
1607 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
1610 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
1612 (visit_expression): When attempting to simplify an expression,
1613 retrieve any modes for arguments before they are simplified
1616 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1617 Janis Johnson <janis@us.ibm.com>
1619 * stmt.c (expand_goto): A nonlocal goto can be a call too.
1620 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
1621 pointer parameters to match documented usage of nonlocal_goto.
1622 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
1623 parameters to their correct order.
1624 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
1625 parameters to their correct order.
1627 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1629 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
1631 2001-07-25 Jan Hubicka <jh@suse.cz>
1632 Richard Henderson <rth@redhat.com>
1634 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
1636 (make_edges): New argument update_p; populate the edge cache if set.
1637 (find_basic_blocks): Update make_edges invocation.
1639 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1641 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
1643 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1645 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
1646 -Acpu and -Amachine.h.
1647 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
1648 Corrected header to say ELF not a.out.
1649 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
1650 when given -msoft-float.
1652 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1654 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
1655 extra multilib parts like arm-elf.
1656 (i960-*-coff*, i960-*-rtems): Should not use collect2.
1657 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
1658 crtfini.o as extra multilib parts.
1660 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1662 * configure.in: Add rtems as a supported thread model.
1663 * gthr-rtems.h: Add missing entry point __gthread_active_p.
1664 * configure: Rebuilt.
1666 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
1668 * stor-layout.c (get_mode_alignment): make it work when
1669 BITS_PER_UNIT is not a power of two.
1670 * builtins.c (get_pointer_alignment): Likewise.
1672 2001-07-24 Richard Henderson <rth@redhat.com>
1674 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
1675 the retrieved constant into the expected mode.
1677 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1679 * flow.c (try_simplify_condjump): Avoid duplicated edges.
1680 (verify_flow_info): Check for duplicated edges; clarify
1683 * flow.c (block_label): Update basic_block_for_insn.
1684 (commit_edge_insertions): Call compute_bb_for_insn.
1686 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
1689 * flow.c (redirect_edge_and_branch,
1690 try_optimize_cfg): Use redirect_edge_succ_nodup
1691 (redirect_edge_succ_nodup): New.
1692 * basic_block.h (redirect_edge_succ_nodup): Declare.
1694 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
1697 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1699 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
1700 (try_crossjump_to_edge): Update commetns.
1701 (try_crossjump_bb): Likewise.
1703 2001-07-24 Richard Henderson <rth@redhat.com>
1705 * combine.c (distribute_notes): Move set of need_refresh
1706 for noop_move_p down to catch all cases.
1708 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
1710 * recog.c (split_all_insns_noflow): New.
1711 * rtl.h (split_all_insns_noflow): Declare.
1712 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
1713 * m68hc11.c (m68hc11_reorg): Likewise.
1714 * sh.c (machine_dependent_reorg): Likewise.
1715 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
1718 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
1720 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
1721 (ashlsi3_n splitter): Likewise.
1722 (lshrsi3_n splitter): Likewise.
1724 (GOTaddr2picreg): Make const SImode.
1725 (sym_label2reg): Likewise.
1726 (symGOT2reg): Likewise.
1727 (symGOTOFF2reg) Likewise.
1729 (casesi_worker_0): Make unspec SImode.
1731 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
1733 * config/sh/sh.c (barrier_align): Check that an operand really is
1734 an insn before extracting its INSN_CODE.
1736 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
1738 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
1741 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
1742 for SImode to prevent overflow.
1744 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1746 * config/mips/irix6-libc-compat.c: New file.
1747 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
1748 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
1751 2001-07-24 lars brinkhoff <lars@nocrew.org>
1753 * rtl.texi (REG_POINTER): Document.
1754 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
1755 QFmode, HFmode, TQFmode, QCmode, and HCmode.
1757 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1759 * flow.c (delete_noop_moves): Do not confuse libcall regions.
1761 2001-07-23 Richard Henderson <rth@redhat.com>
1763 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
1765 2001-07-23 Kazu Hirata <kazu@hxi.com>
1767 * config/h8300/h8300-protos.h: Add a prototype for
1768 general_operand_dst_push.
1769 * config/h8300/h8300.c (general_operand_dst_push): New.
1770 * config/h8300/h8300.h (OK_FOR_T): New.
1771 (EXTRA_CONSTRAINT): Use it.
1772 * config/h8300/h8300.md (movqi_push): Remove and integrate into
1773 the existing movqi pattern.
1774 (movhi_push): Likewise.
1776 * reload.c: Fix comment typos.
1778 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1780 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
1782 2001-07-23 H.J. Lu (hjl@gnu.org)
1784 * doc/extend.texi: Update __builtin_return_address and
1785 __builtin_frame_address.
1787 2001-07-23 Richard Henderson <rth@redhat.com>
1789 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
1791 * config/i386/i386.md: New setcc+movzbl peephole2.
1793 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1795 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
1796 * objc/objc-act.c: Include debug.h.
1797 (synth_module_prologue): Save and restore debug hooks too.
1799 2001-07-23 lars brinkhoff <lars@nocrew.org>
1801 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
1802 and C4X_FLOAT_FORMAT.
1803 (BOOL_TYPE_SIZE): Document.
1805 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
1807 * unroll.c (loop_iterations): Fix miscalculation of initial
1810 2001-07-13 Andrew Haley <aph@redhat.com>
1812 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
1813 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
1814 * config/sh/sh.c (sh_can_redirect_branch): New function.
1815 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
1816 * reorg.c (steal_delay_list_from_target): Use
1817 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
1819 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
1821 * flow.c (try_simplify_condjump): Unlink insn chain on
1822 fallthru edge; use can_fallthru.
1824 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1826 * basic-block.h (find_sub_basic_block): Declare.
1827 * flow.c (make_edges): New arguments MIN and MAX;
1828 (find_sub_basic_blocks): Revamp to use make_edges
1829 and purge_dead_edges.
1830 (find_basic_blocks): Update call of find_sub_basic_block.
1832 * recog.c (split_all_insns): Always expect CFG to be consistent;
1833 call find_sub_basic_blocks in case something has changed.
1834 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
1837 * basic-block.h (delete_noop_moves): Declare.
1838 * combine.c (combine_instructions): Call it.
1839 (recog_for_combine): Tolerate noop moves
1840 (distribute_notes): Force refresh when register dies at noop move.
1841 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
1843 (life_analysis): Update delete_noop_moves call.
1844 (set_noop_p): Move too ...
1845 * rtlanal.c (noop_move_p): ... here.
1846 * rtl.h (noop_move_p): Declare.
1848 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
1849 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
1851 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
1852 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
1854 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
1856 * reload.c (push_reload): Fix typo in comment.
1857 (find_reloads_address): Ditto.
1858 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
1860 2001-07-22 Richard Henderson <rth@redhat.com>
1862 * flow.c: Grammar check and clarify a lot of comments.
1863 (try_simplify_condjump): Rename variables to be clearer.
1864 (try_forward_edges): Skip complex and fallthru edges.
1865 Rearrange tests to avoid duplicate checks.
1866 (flow_find_cross_jump): Likewise.
1867 (outgoing_edges_match): Allow match if neither branch has
1868 probability data. Loosen probability match to 5%.
1869 (try_crossjump_to_edge): Hoist repeated indirection into
1871 (try_crossjump_bb): Don't check complex edges. Eliminate
1872 redundant crossjump tests.
1873 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
1874 checks before more expensive checks.
1876 2001-07-22 Richard Henderson <rth@redhat.com>
1878 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
1879 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
1882 2001-07-22 Richard Henderson <rth@redhat.com>
1884 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
1885 (const_sint32_operand): Likewise.
1886 * m68k.md (anon mulsi pattern): Use const_int_operand not
1887 const_sint32_operand.
1888 (umulsi3_highpart): Zero extend a constant input.
1889 (smulsi3_highpart): Don't bother checking SImode constant.
1890 (const_umulsi3_highpart): Give op3 DImode.
1891 (const_smulsi3_highpart): Likewise.
1893 2001-07-22 Richard Henderson <rth@redhat.com>
1895 * flow.c (split_block): Make sure bb_note is included in the
1896 new block when splitting before a label.
1898 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1900 * basic-block.h (redirect_edge_and_branch_force,
1901 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
1902 * flow.c (redirect_edge_and_branch_force,
1903 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
1904 (redirect_edge_and_branch_force): Fix copying of lifeness information.
1905 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
1906 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
1907 instead of label; update CFG after transformation.
1908 (find_if_case_1): Update call, use redirect_edge_and_branch_force
1909 for finishing the transformation; handle even case where ELSE
1910 does not follow THEN.
1911 (find_if_case_2): Update call of dead_or_predictable; simplify
1914 * emit-rtl.c (split_branch_probability): New global variable.
1915 (try_split): Take care to set split_branch_probability and
1916 create REG_BR_PROB note for new jump insns.
1917 * md.texi (define_split): Document new feature.
1919 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
1921 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
1923 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
1924 (asm_out_file): Remove redundant declaration.
1925 (assemble_asm): Remove old #if 0 block.
1926 (assemble_variable): Remove end of function; debug output is
1927 now handled with global_decl. Remove old #if 0 block. Update.
1928 Remove saved_in_section and associated no-op code.
1929 * Makefile.in (varasm.o): Correct dependencies.
1931 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
1933 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1934 the definition in defaults.h.
1936 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1938 * jump.c: Update comments.
1939 (delete_barrier_successors, delete_unreferenced_labels,
1940 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
1941 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
1942 jump_optimize, jump_optimize_minimal): Kill.
1943 (rebuild_jump_labels): Move code from jump_optimize_1.
1944 (purge_line_number_notes): Likewise.
1945 (copy_loop_headers): Likewise.
1946 * reg-stack.c: Update comment.
1948 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
1949 JUMP_AFTER_REGSCAN): Kill.
1950 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
1951 purge_line_number_notes and copy_loop_headers.
1953 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
1954 Richard Henderson <rth@redhat.com>
1956 * dbxout.c (dbxout_global_decl): New.
1957 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
1958 * sdbout.c (sdbout_finish): New.
1959 (sdbout_debug_hooks): Use it, add comments.
1960 (sdbout_global_decl): Defer initialised public vars to
1962 * varasm.c (assemble_variable): Don't output debug information
1963 for file-scope variables.
1965 2001-07-22 Richard Henderson <rth@redhat.com>
1967 * config/alpha/alpha.c (get_trap_mode_suffix): New.
1968 (get_round_mode_suffix): New.
1969 (print_operand): Use them for [/]. Remove support for [&'`()+].
1970 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
1971 * config/alpha/alpha.md (attr round_suffix): New.
1972 (attr trap_suffix): New.
1973 (all insns): Set them appropriately. Use %/ instead of the
1976 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1978 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
1980 2001-07-22 Richard Henderson <rth@redhat.com>
1982 * regrename.c (regrename_optimize): Compute nregs for each
1983 potential target register.
1985 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
1986 Richard Henderson <rth@redhat.com>
1988 * dbxout.c (dbxout_global_decl): New.
1989 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
1990 * sdbout.c (sdbout_finish): New.
1991 (sdbout_debug_hooks): Use it, add comments.
1992 (sdbout_global_decl): Defer initialised public vars to
1994 * varasm.c (assemble_variable): Don't output debug information
1995 for file-scope variables.
1997 2001-07-21 H.J. Lu (hjl@gnu.org)
1999 * config/mips/mips.c (mips_cpu): Moved into ...
2000 (override_options): Here.
2002 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
2004 (mips_cpu): Removed.
2006 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2008 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
2009 ("iorqi3"): Likewise.
2010 ("xorqi3"): Likewise.
2011 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
2012 ("*subhi3_sp): Likewise.
2013 ("*subhi3"): Likewise.
2014 ("extendhisi2"): Accept D, X and Y as source operand to avoid
2017 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
2019 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
2020 * config/freebsd.h: Likewise.
2021 * config/linux.h: Likewise.
2022 * config/openbsd.h: Likewise.
2023 * config/alpha/linux-elf.h: Likewise.
2024 * config/arm/linux-elf.h: Likewise.
2025 * config/d30v/d30v.h: Likewise.
2026 * config/fr30/fr30.h: Likewise.
2027 * config/ia64/aix.h: Likewise.
2028 * config/ia64/ia64.h: Likewise.
2029 * config/mips/linux.h: Likewise.
2030 * config/pj/pj.h: Likewise.
2031 * config/rs6000/linux.h: Likewise.
2032 * config/sparc/linux.h: Likewise.
2033 * config/sparc/linux64.h: Likewise.
2035 2001-07-20 Bruce Korb <bkorb@gnu.org>
2037 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
2038 because getc() and char* may disagree on signedness.
2040 2001-07-20 Richard Henderson <rth@redhat.com>
2042 * doc/rtl.texi (REG_DEAD): Update for current semantics.
2044 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
2045 insns to delete in the presence of cc0 in a jump insn.
2047 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
2048 Jan Hubicka <jh@suse.cz>
2050 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
2051 of doing the change by hand.
2053 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
2055 * rtlanal.c (set_noop_p): Return true for noop jumps.
2057 * expr.c (emit_single_push_insn): Add call to push expander.
2058 * expr.h (optab_index): Add OTI_push
2059 (push_optab): New constant.
2060 * genopinit.c (optabs): Add push_optab.
2061 * optabs.c (init_optab): Init push optab.
2062 * md.texi (push??1): Document
2064 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2066 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
2067 expand to emit the pattern; put a REG_INC note for push/pop
2069 ("movdf", "movdf_internal"): Likewise.
2070 ("movsi", "movsi_internal"): Likewise.
2071 ("movsf", "movsf_internal"): Likewise.
2072 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
2074 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2076 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
2079 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
2081 * params.def: Change default max inline insns to 100.
2083 2001-07-20 Diego Novillo <dnovillo@redhat.com>
2085 * combine.c (combine_simplify_rtx): Generate a new shift operation
2086 when simplifying the first operand of a (neg (ashift)) expression.
2088 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2090 * regclass.c (N_REG_INTS): Use only 32 bits per element.
2092 2001-07-20 Kelley Cook <kelley.cook@home.com>
2094 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
2095 information. Move rest into ...
2096 (*-*-solaris): ... here. Eliminate redundant information and
2097 reword necessary packages section. Delete 4.x assembler bug info.
2098 (sparc-sun-*): Merge into ...
2099 (sparc-sun-sunos*): here.
2101 2001-07-20 Catherine Moore <clm@redhat.com>
2103 * config/v850/v850.md (casesi): Generate LABEL_REF
2106 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2108 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
2109 * i386.c (ix86_zero_extend_to_Pmode): Make global.
2110 * i386.md (strclrsi expander): Use it.
2112 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2114 * integrate.c (copy_insn_list): handle
2115 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
2116 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
2117 identically as to CODE_LABEL.
2119 * fold-const (fold): Convert A/B/C to A/(B*C) and
2122 * except.c (connect_post_landing_pads): Delete the RESX insns.
2124 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
2126 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
2128 * config/mips/mips.md (nmadd/nmsub): Use macro.
2130 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
2132 * cppinit.c (remove_dup_dir): Make static.
2133 (remove_dup_dirs): Make static. Only warn about preempting a
2134 system directory with a non-system directory.
2136 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2138 * ifcvt.c (noce_try_store_flag_constants): Correct order
2139 of parameters to trunc_int_for_mode.
2141 2001-07-19 Mark Mitchell <mark@codesourcery.com>
2143 * reorg.c (fill_simple_delay_slots): If an instruction might throw
2144 an exception that will be caught within this function, do not fill
2145 its delay slot with any subsequent instruction.
2147 2001-07-19 Steve Ellcey <sje@cup.hp.com>
2149 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
2150 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
2151 pointer extension instruction.
2152 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
2153 * simplify-rtx.c (simplify_unary_operation) Likewise.
2154 * explow.c (convert_memory_address) Check value of
2155 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
2157 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
2158 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
2159 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
2160 Add Multilib Support.
2161 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
2162 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
2163 Add Multilib Support.
2164 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
2166 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
2167 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
2168 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
2170 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
2172 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
2173 old and new operands in `<', `3' and `b'.
2175 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2177 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
2178 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
2179 (toplev.o): Don't depend on xcoffout.h.
2180 * c-decl.c: Include debug.h
2181 (duplicate_decls): Use debug hook.
2182 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
2183 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2184 (dbxout_types): Remove.
2185 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
2186 * debug.c (do_nothing_debug_hooks): Update.
2187 (debug_true_tree, debug_nothing_rtx): New.
2188 * debug.h (struct rtx_def): New.
2189 (struct gcc_debug_hooks): New hooks ignore_block,
2190 outlining_inline_function and label.
2191 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
2192 dwarf2out_frame_finish): New.
2193 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
2194 Make static, update prototype.
2195 (dwarf2_debug_hooks): Update.
2196 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
2197 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
2198 * dwarfout.c (dwarf_debug_hooks): Update.
2199 * emit-rtl.c: Include debug.h.
2200 (remove_unnecessary_notes): Use debug hook.
2201 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
2202 (final_scan_insn): Use debug hook.
2203 * integrate.c (output_inline_function): Use debug hook.
2204 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
2205 (sdb_debug_hooks): Update.
2206 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
2207 * toplev.c: Don't include xcoffout.h.
2208 (note_outlining_of_inline_function, debug_ignore_block): Remove.
2209 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
2211 * tree.h (dwarf2out_do_frame): Remove.
2213 2001-07-19 Catherine Moore <clm@cygnus.com>
2215 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
2217 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2219 * reload1.c (eliminate_regs_in_insn): When updating a set
2220 to the frame pointer to the hardware frame pointer, perform
2221 the update always not just when REPLACE is set.
2223 * reload1.c (choose_reload_regs): Don't inherit a reload
2224 that crosses multiple registers if registers past the first
2225 don't fit in the desired class.
2227 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
2228 when negating constants.
2230 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
2232 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
2233 * doc/tree.texi: Ditto.
2235 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
2236 Jakub Jelinek <jakub@redhat.com>
2238 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
2239 (extract_cie_info): Handle "eh" augmentation properly,
2241 (struct frame_state, __frame_state_for): New.
2243 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2245 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
2246 HANDLE_SYSV_PRAGMA): Define.
2247 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
2249 (copy_object): Caller changed.
2251 2001-07-19 Andreas Schwab <schwab@suse.de>
2253 * configure.in (assembler dwarf2 debug_line support): Define nop
2255 * configure: Regenerated.
2257 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2259 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
2261 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
2262 to conditionally compiled block.
2263 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2264 * dbxout.h (dbxout_function): Remove.
2265 * debug.c (do_nothing_debug_hooks): Update.
2266 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
2267 global_decl, deferred_inline_function.
2268 * dwarf2out.c (dwarf2_debug_hooks): Update.
2269 (dwarf2out_global_decl): New.
2270 * dwarfout.c: Don't include dwarfout.h.
2271 (dwarfout_global_decl, dwarfout_function_decl,
2272 dwarfout_deferred_inline_function): New.
2273 (dwarf_debug_hooks): Update.
2274 * dwarfout.h: Remove.
2275 * final.c: Don't include dwarfout.h.
2276 * sdbout.c (sdbout_global_decl): New.
2277 (sdbout_debug_hooks): Update.
2278 * toplev.c: Don't include dwarfout.h.
2279 (check_global_declarations, rest_of_compilation): Use new debug hooks.
2280 (note_deferral_of_defined_inline_function): Remove.
2281 * toplev.h (note_deferral_of_defined_inline_function): Remove.
2282 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
2283 * ch/lex.c: Don't include dwarfout.h.
2284 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
2285 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
2286 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
2287 * cp/optimize.c: Include debug.h.
2288 (maybe_clone_body): Use debug hook.
2289 * cp/semantics.c: Include debug.h.
2290 (expand_body): Use debug hook.
2291 * po/POTFILES.in: Remove dwarfout.h.
2293 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2295 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
2296 * c-parse.in (yyerror, _yylex): Similarly.
2297 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
2298 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
2300 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
2301 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
2303 2001-07-18 Jeff Sturm <jsturm@one-point.com>
2305 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
2306 in-class declaration at -g1. Fixes c++/2814.
2308 2001-07-18 Richard Henderson <rth@redhat.com>
2310 * doc/md.texi (reload_in/out): Document restrictions in predicates
2311 and constraints for these patterns. Document empty string matching
2314 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2316 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
2318 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2320 * cse.c: Undo my previous patch.
2322 2001-07-18 Tom Tromey <tromey@redhat.com>
2325 * configure: Rebuilt.
2326 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
2328 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
2330 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
2331 Jan Hubicka <jh@suse.cz>
2333 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
2334 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
2335 * jump.c (mark_jump_label): Do not forward branches.
2337 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2339 * cse.c (delete_trivially_dead_insns): Delete the libcall block
2340 when return value is unused.
2342 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2344 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
2346 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
2348 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
2349 on error. We can't blindly return the result of
2350 pthread_mutex_trylock because it returns a positive number on
2351 error, while we must return -1 on error.
2352 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
2354 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
2356 2001-07-18 Andreas Jaeger <aj@suse.de>
2358 * integrate.c (output_inline_function): Correct type of debug_hooks.
2360 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
2362 * combine.c (combine_simplify_rtx): DIV can be treated
2363 associatively for floats if unsafe math optimisations are enabled.
2365 2001-07-17 Richard Henderson <rth@redhat.com>
2367 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
2369 2001-07-17 Richard Henderson <rth@redhat.com>
2371 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
2372 don't force the function address into a register.
2373 (expand_call, emit_library_call_value_1): Update callers.
2374 * builtins.c (expand_builtin_apply): Likewise.
2375 * expr.h (prepare_call_address): Update decl.
2377 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
2379 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
2381 * config/i386/chorus.h: Move up.
2382 * config/sparc/chorus.h: Likewise.
2383 * config/rs6000/chorus.h: Likewise.
2384 * config/chorus.h: Moved here.
2386 2001-07-17 Andreas Schwab <schwab@suse.de>
2388 * configure.in (assembler eh_frame optimization): Handle big
2390 * configure: Regenerated.
2392 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2394 * expr.c (epxand_expr): Convert divisions into multiplications by
2395 reciprocals if -ffast-math.
2397 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
2399 * dbxout.c (dbxout_really_begin_function): Rename to
2400 dbxout_begin_function.
2401 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2402 (dbxout_begin_function): Remove.
2403 (dbxout_function): Update.
2404 (dbxout_source_line): Update prototype.
2405 * dbxout.h (dbxout_begin_function): Remove.
2406 * debug.c (do_nothing_debug_hooks): Update.
2407 (debug_nothing_tree): Update.
2408 (debug_nothing_charstar_rtx): Remove.
2409 * debug.h (union tree_node): Declare.
2410 (struct rtx_def): Remove.
2411 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
2412 begin_function. Change source_line prototype.
2413 (debug_nothing_tree): New.
2414 (debug_nothing_charstar_rtx): Delete.
2415 (dwarf2out_begin_prologue): Moved from ...
2417 * dwarf2out.c (dwarf2_debug_hooks): Update.
2418 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
2419 debug info, call dwarf2out_source_line.
2420 (dwarf2out_souce_line): Update prototype.
2421 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
2422 Change prototype, make static.
2423 (dwarfout_source_line): Update prototype.
2424 (dwarf_debug_hooks): Update.
2425 * dwarfout.h (dwarfout_begin_function): Remove.
2426 * final.c (final_start_function, final_scan_insn): Use appropriate
2427 debug hooks, update to use notice_source_line.
2428 (output_source_line): Rename notice_source_line. Don't call the
2429 source_line debug hook.
2430 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
2431 make static, update prototype.
2432 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
2434 (sdbout_end_prologue): New.
2435 (sdbout_source_line): Update prototype.
2436 (sdbout_debug_hooks): Update.
2437 (sdbout_symbol): Remove unused var.
2438 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
2440 * varasm.c: Include debug.h.
2441 (assemble_start_function): Use begin_function debug_hook.
2442 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2443 update with prototype.
2444 (xcoffout_source_line): Update prototype.
2445 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2447 (xcoffout_source_line): Update prototype.
2449 2001-07-17 Richard Henderson <rth@redhat.com>
2451 * c-typeck.c (build_binary_op): Do not shorten unsigned
2452 right shift after sign extension.
2454 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2456 * combine.c (combine_simplify_rtx): Attempt to simplify
2457 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
2459 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
2460 (simplify_binary_operation, simplify_unary_operation,
2461 simplify_relational_operation): Use it.
2463 * combine.c (combine_simplify_rtx): Don't do associative law
2464 on divisions; allow associative law on floats.
2466 2001-07-17 H.J. Lu <hjl@gnu.org>
2467 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2469 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
2470 ASM_OUTPUT_WEAK_ALIAS are defined.
2471 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
2472 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
2474 * config/mips/iris5.h: ... here.
2475 (HANDLE_SYSV_PRAGMA): Defined as 1.
2476 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
2477 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
2480 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
2482 * c-parse.in (all_prefix_attributes): New variable.
2483 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
2484 (maybe_resetattrs): New production.
2485 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
2486 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
2487 notype_initdcl, nested_function, notype_nested_function,
2488 component_decl, components, components_notype,
2489 component_declarator, component_notype_declarator,
2490 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
2491 ivars, mydecl, myparm): Update. Avoid prefix attributes just
2492 after a comma being applied to more than one declarator.
2493 * doc/extend.texi (Attribute Syntax): Update. Remove
2494 documentation of bugs that are no longer present.
2496 2001-07-13 Eric Christopher <echristo@redhat.com>
2498 * config/mips/mips.h: Change TUNE_MIPS* options to use
2500 (EXTRA_SPECS): Add cc1_cpu_spec.
2501 * config/mips/mips.md (muldf3): Fix typo.
2503 2001-07-16 Richard Henderson <rth@redhat.com>
2505 * config/m68k/m68k.c: Include expr.h and reload.h.
2506 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
2507 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
2509 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2510 Richard Henderson <rth@redhat.com>
2512 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
2513 (insn_live_p): Fix fall off end of function.
2514 (dead_libcall_p): Remove COUNTS argument; update callers.
2515 (delete_trivially_dead_insns): Remove unused variables.
2517 2001-07-17 Andreas Jaeger <aj@suse.de>
2519 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
2522 * lcm.c (optimize_mode_switching): Avoid warning for unused
2523 variable if !NORMAL_MODE.
2525 * flow.c (try_crossjump_to_edge): Remove unused variable.
2527 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2529 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
2530 atexit declaration in stdlib.h.
2532 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
2534 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
2536 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2538 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
2539 * except.c (finish_eh_generation): Update call of cleanup_cfg;
2540 do rebuild_jump_labels instead of jump_optimize
2541 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
2542 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
2543 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
2545 * flow.c: Include timevar.h
2546 (find_basic_block): Push/pop timevar;
2547 (cleanup_cfg): Likewise.
2548 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
2549 * Makefile: Add dependencies on timevar.h
2551 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
2552 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
2554 * rtl.h (delete_trivially_dead_insns): Add new parameter.
2555 * toplev.c (rest_of_compilation): Update calls.
2556 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
2557 (delete_trivially_dead_insns): ... here; accept new argument
2558 preserve_basic_blocks; preserve basic blocks if set.
2560 * reg-stack.c (stack_regs_mentioned): Return 0 if
2561 stack_regs_mentioned_data is not initialized.
2562 (reg_to_stack): Make stack_regs_mentioned survive after the
2563 reg-stack is completted; do not call cleanup_cfg.
2564 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
2565 make cleanup_cfg after bb-reorder to output to debug file.
2567 2001-07-16 Richard Henderson <rth@redhat.com>
2569 * regclass.c (init_reg_sets): Use only 32 bits per initializer
2570 from int_reg_class_contents.
2572 2001-07-16 Richard Henderson <rth@redhat.com>
2574 * hard-reg-set.h (regs_invalidated_by_call): Declare.
2575 * regclass.c (regs_invalidated_by_call): Move from cse.c.
2576 (init_reg_sets_1): Move initialization from cse_main.
2577 * cse.c (regs_invalidated_by_call): Move to regclass.c.
2578 (cse_main): Move its initialization also.
2579 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
2580 * flow.c (propagate_one_insn): Likewise.
2581 * gcse.c (compute_hash_table): Likewise.
2582 (compute_kill_rd, compute_store_table): Likewise.
2583 * sched-deps.c (sched_analyze_1): Likewise.
2585 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
2587 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
2590 2001-07-16 Steve Ellcey <sje@cup.hp.com>
2592 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
2593 in if statement so we don't access undefined memory.
2595 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2597 * gcse.c: Update comment at top.
2598 Update comment on mem handling.
2599 mem_last_set, mem_first_set, mem_set_in_block: gone.
2600 Declaration of reg_set_info: gone.
2601 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
2602 pointless with load_killed_in_block_p (they are *more*
2603 conservative then it, not less, and less accurate).
2604 (oprs_not_set_p): Ditto.
2605 (alloc_gcse_mem): Don't allocate mem_set_in_block
2606 (free_gcse_mem): Don't free it, either.
2607 (record_last_mem_set_info): Update comment in front, remove
2608 mem_*set_* stuff. Note the reason we don't handle stores directly
2610 (compute_hash_table): Update comments to reflect reality. Remove
2611 mem_*set_* references.
2612 (reset_opr_set_tables): Remove mem_*set_* references.
2614 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
2615 (mark_clobber): Ditto (on both parts, we double set here too).
2616 (expr_killed_p): Remove mem_set_in_block test.
2617 (compute_transp): Remove mem_set_in_block test.
2619 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
2620 of edge, and removal of phi alternative to dump file.
2621 (ssa_ccp_substitute_constants): Add note about register now being
2622 constant, and which uses were replaced in what insns to dump file.
2624 2001-07-16 Andreas Jaeger <aj@suse.de>
2626 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
2627 variables of type HOST_WIDEST_INT.
2629 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
2630 (__bb_exit_func): Correct type of count_max to avoid overflow.
2631 (num_digits): Handle long long argument.
2633 * combine.c (gen_lowpart_for_combine): Remove unused variable.
2635 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2637 * output.h (sdb_begin_function_line): Restore as an extern
2639 * sdbout.c (sdb_begin_function_line): Make extern.
2641 2001-07-15 Richard Henderson <rth@redhat.com>
2643 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
2644 * genrecog.c (maybe_both_true_mode): New.
2645 (maybe_both_true_2): Use it.
2646 (write_switch): Don't put Pmode in a switch.
2647 * rtl.c (mode arrays): Don't explicitly size them.
2649 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2651 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
2652 handling; move unconditional splitting before mode switching.
2654 * i386.md (type): Add fistp type.
2655 (i387, length_attr, scheduling definitions): Handle this type.
2656 (fix_trunc?f?i2): Revamp to use mode switching.
2657 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
2658 * i386.h (fp_cw_mode): New enum
2659 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
2660 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
2662 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2664 * Makefile.in (integrate.o): Add debug.h.
2665 * integrate.c (debug.h): Add.
2666 (output_inline_function): Save, reset, and restore debug_hooks.
2668 2001-07-15 Richard Henderson <rth@redhat.com>
2670 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
2671 instead of COMPARE for the EQUIV expression.
2673 2001-07-15 Richard Henderson <rth@redhat.com>
2675 * flow.c (redirect_edge_and_branch_force): Initialize
2676 global_live_at_start and global_live_at_end.
2677 (allocate_bb_life_data): Export.
2678 * basic-block.h (allocate_bb_life_data): Declare.
2679 * toplev.c (rest_of_compilation): Call it.
2681 2001-07-15 Richard Henderson <rth@redhat.com>
2683 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
2684 (alpha_tablejump_best_label): New.
2685 * config/alpha/alpha-protos.h: Declare them.
2686 * config/alpha/alpha.md: Use braced strings for code blocks.
2687 (tablejump_osf): Break out add with r29.
2688 (tablejump_osf_internal): Remove.
2689 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
2690 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
2692 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2694 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
2697 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
2699 * i386-protos.h (ix86_split_fp_branch): Update prototype.
2700 (ix86_fp_jump_nontrivial_p): New.
2701 * i386.md (fp_jcc_?): Update call of split_fp_branch;
2702 use ix86_fp_jump_nontrivial_p.
2703 * i386.c (ix86_fp_jump_nontrivial_p): New.
2704 (ix86_split_fp_branch): Accept code instead of rtx.
2705 (ix86_expand_compare): Expand comparison early in case
2706 doing so is resonably cheap.
2708 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
2710 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
2712 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
2713 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
2715 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
2717 * dbxout.c (dbxout_source_line): Make static, update prototype.
2718 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
2719 (dbxout_init, dbxout_finish, dbxout_source_line,
2720 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
2721 * dbxout.h (dbxout_source_line): Delete.
2722 * debug.c (debug_nothing_file, debug_nothing_file_int,
2723 debug_nothing_file_charstar_rtx): New.
2724 (do_nothing_debug_hooks): Update.
2725 (debug_nothing_void, debug_nothing_charstar_rtx,
2726 dwarf2out_end_epilogue): New.
2727 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
2728 * debug.h (struct rtx_def): Declare.
2729 (gcc_debug_hooks): New hooks source_line, end_epilogue
2731 (debug_nothing_void, debug_nothing_charstar_rtx,
2732 dwarf2out_end_epilogue): New.
2733 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
2734 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
2735 (dwarf2_debug_hooks): Update.
2736 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
2737 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
2738 * dwarf2out.h (dwarf2out_source_line): Remove.
2739 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
2740 Make static, update prototype.
2741 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
2742 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
2743 (dwarf_debug_hooks): Update.
2744 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
2745 dwarfout_end_function): Remove.
2746 * final.c (profile_function): Use debug hooks for ending functions
2748 (output_source_line, final_end_function): Update prototype,
2750 (final_start_function, final_scan_insn): Update.
2751 * output.h (sdb_begin_function_line): Remove.
2752 (final_end_function): Update prototype.
2753 * sdbout.c (sdb_begin_function_line): Make static.
2754 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
2755 (sdbout_source_line): New.
2756 (sdbout_end_epilogue, sdbout_end_function): Make static, update
2758 (sdb_debug_hooks): Update.
2759 (sdbout_init, sdbout_source_line,
2760 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
2761 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
2762 * toplev.c (compile_file, rest_of_compilation): Update.
2763 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
2764 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
2765 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
2766 Update for prototype changes.
2767 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
2768 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
2770 2001-07-15 Richard Henderson <rth@redhat.com>
2772 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
2773 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
2774 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
2775 * config/alpha/alpha.c: Likewise.
2776 * config/alpha/alpha.md: Likewise.
2777 * config/alpha/alpha32.h: Likewise.
2778 * config/alpha/vms.h: Likewise.
2781 2001-07-14 Richard Henderson <rth@redhat.com>
2783 * config/alpha/alpha.md: Use define_constants for unspec values.
2784 Substitute throughout.
2786 2001-07-14 Tim Josling <tej@melbpc.org.au>
2788 * tree.def (EXPON_EXPR) remove. Never supported anyway.
2790 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
2792 * pa.md: Remove unused constraints from define_split's.
2794 2001-04-14 Richard Henderson <rth@redhat.com>
2796 * ifcvt.c (find_cond_trap): Test for exit block.
2798 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
2800 Re-install recently reverted patch.
2801 * emit-rtl.c (try_split): Update mark_jump_label call.
2802 * flow.c (find_sub_basic_blocks): Likewise.
2803 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
2805 (mark_all_labels): Kill second parameter.
2806 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
2807 (rebuild_jump_labels, jump_optimize_minimal): Update call
2809 (jump_optimize_1): Kill crossjumping code.
2810 (mark_jump_label): Kill cross_jump parameter.
2811 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
2812 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
2813 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
2815 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
2817 (dump_file_info): Likewise.
2818 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
2819 reorganize passes to do reg-stack first, bb-reorder second.
2820 * invoke.texi (-d letters doc): Remove the jump2 pass.
2822 2001-07-14 Richard Henderson <rth@redhat.com>
2824 * ifcvt.c (find_cond_trap): New.
2825 (find_if_header): Call it.
2826 (merge_if_block): Relax existing jump sanity check.
2827 * jump.c (jump_optimize_1): Remove conditional trap handling.
2829 2001-07-14 Alan Modra <amodra@bigpond.net.au>
2831 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
2833 (insn_refs_are_delayed): Correct comment.
2834 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
2835 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
2836 instead of r31. Make associated insn !TARGET_64BIT, and
2837 provide an additional 64-bit insn that clobbers r2.
2839 (udivsi3): Likewise.
2841 (umodsi3): Likewise.
2843 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
2845 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
2847 * flow.c (redirect_edge_and_branch_force, split_edge,
2848 try_crossjump_to_edge): Use set_block_for_new_insns.
2849 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
2851 2001-07-13 H.J. Lu (hjl@gnu.org)
2853 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
2856 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
2858 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
2860 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
2862 * c-common.c (decl_attributes): Take a pointer to the node to
2863 which attributes are to be attached, and a flags argument.
2864 * c-common.h (enum attribute_flags): New.
2865 (decl_attributes): Update prototype.
2866 * c-decl.c (start_decl, push_parm_decl, finish_struct,
2867 finish_enum, start_function): Update calls to decl_attributes.
2868 * c-parse.in (component_declarator, component_notype_declarator,
2869 label): Update calls to decl_attributes.
2871 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
2873 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
2874 * config/avr/avr.c (legitimate_address_p): Return value changed
2875 from letter to register classes. For better debugging.
2877 2001-07-13 Kazu Hirata <kazu@hxi.com>
2879 * jump.c (reversed_comparison_code_parts): Fix comment typos.
2881 2001-07-13 H.J. Lu (hjl@gnu.org)
2883 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
2885 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
2887 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
2888 correctly for shared configurations.
2889 * config/t-libgcc-pic: New.
2890 * config/{i386,m68k,sparc}/t-openbsd: New.
2891 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
2892 Support -shared. Support debugging libraries with -g.
2893 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
2894 frame information does not emit pointer diffs.
2895 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
2898 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
2900 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
2902 2001-07-13 David Edelsohn <edelsohn@gnu.org>
2904 * combine.c (try_combine): Ensure const_int pow2 is positive.
2906 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
2908 * config.gcc: Add configuration for s/390.
2909 * config/s390/s390.c: New. Subroutines for code generation.
2910 * config/s390/s390.h: New. Definitions for s/390.
2911 * config/s390/s390-protos.h: New. Prototypes.
2912 * config/s390/linux.h: New. Definitions for linux for s/390.
2913 * config/s390/linux64.h: New. Definitions for linux for zSeries.
2914 * config/s390/t-linux: New. Makefile fragment.
2915 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
2916 * config/s390/fixdfdi.h: New. Fix L_fix*di.
2918 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2920 * emit-rtl.c (try_split): Update mark_jump_label call.
2921 * flow.c (find_sub_basic_blocks): Likewise.
2922 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
2924 (mark_all_labels): Kill second parameter.
2925 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
2926 (rebuild_jump_labels, jump_optimize_minimal): Update call
2928 (jump_optimize_1): Kill crossjumping code.
2929 (mark_jump_label): Kill cross_jump parameter.
2930 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
2931 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
2932 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
2934 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
2936 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
2937 reorganize passes to do reg-stack first, bb-reorder second.
2938 * invoke.texi (-d letters doc): Remove the jump2 pass.
2940 2001-07-12 Steve Ellcey <sje@cup.hp.com>
2942 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
2944 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2946 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
2948 (verify_flow_info): Make diagnostics prettier.
2950 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2952 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
2954 * flow.c (outgoing_edges_match): Return early if condition reversal
2957 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
2959 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
2960 (mips_move_2words): When splitting a move into two instructions,
2961 prefix the second address operand with '%D'.
2963 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
2965 * Makefile.in (final.o): Depend on debug.h.
2966 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
2967 (dbx_debug_hooks): Add new hooks.
2968 (xcoff_debug_hooks): New.
2969 * debug.c (debug_nothing_file_int_int): New.
2970 (do_nothing_debug_hooks): Update.
2971 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
2972 (debug_nothing_file_int_int): New.
2973 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
2974 static, update prototype.
2975 (dwarf2_debug_hooks): Update.
2976 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
2977 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
2978 static, update prototype.
2979 (dwarf_debug_hooks): Update.
2980 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
2981 * final.c: Include debug.h.
2982 (final_scan_insn): Use debug hooks when beginning and ending blocks.
2983 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
2984 static, update prototype.
2985 (sdb_debug_hooks): Update.
2986 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
2987 * toplev.c: Distinguish between xcoff and dbx.
2989 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
2990 Call all debug hooks, not just dwarf ones.
2992 2001-07-11 Timothy Wall <twall@redhat.com>
2994 * config.gcc: Add configuration for AIX5/IA64.
2995 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
2996 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
2997 support prefix/suffix code.
2998 * config/ia64/t-aix: New. Makefile fragment.
2999 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
3001 2001-07-11 Kazu Hirata <kazu@hxi.com>
3003 * recog.c (validate_change): Fix a comment typo.
3005 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
3007 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
3008 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
3010 * dbxout.c (dbx_debug_hooks): Add new hooks.
3011 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
3013 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
3015 * dbxout.h (dbxout_start_new_source_file,
3016 dbxout_resume_previous_source_file): Delete.
3017 * debug.c (do_nothing_debug_hooks): Add new hooks.
3018 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
3019 (debug_nothing_int_charstar, debug_nothing_int): New.
3020 * debug.h (gcc_debug_hooks): New hooks define, undef,
3021 start_source_file and end_source_file.
3022 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
3023 (debug_nothing_int_charstar, debug_nothing_int): New.
3024 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
3025 the conditionally compiled section.
3026 (dwarf2out_start_source_file, dwarf2out_end_source_file,
3027 dwarf2out_define, dwarf2out_undef): Make static.
3028 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
3029 dwarf2out_define, dwarf2out_undef): Remove.
3030 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
3031 (dwarfout_start_source_file, dwarfout_end_source_file,
3032 dwarfout_define, dwarfout_undef): Make static.
3033 (dwarfout_start_source_file_check,
3034 dwarfout_end_source_file_check): New.
3035 (dwarfout_define, dwarfout_finish): Update.
3036 * dwarfout.h (dwarfout_start_new_source_file,
3037 dwarfout_resume_previous_source_file, dwarfout_define,
3038 dwarfout_undef): Remove.
3039 * sdbout.c (sdb_debug_hooks): Add new hooks.
3040 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
3042 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
3043 make static, take an arg.
3044 * sdbout.h (sdbout_start_new_source_file,
3045 sdbout_resume_previous_source_file): Delete.
3046 * toplev.c (debug_start_source_file, debug_end_source_file,
3047 debug_define, debug_undef): Delete.
3048 * toplev.h (debug_start_source_file, debug_end_source_file,
3049 debug_define, debug_undef): Delete.
3051 * java/jcf-parse.c: Include debug.h.
3052 (parse_class_file): Update to use debug hooks directly.
3053 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
3055 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3057 * alias.c (set_mem_alias_set): New function.
3058 * rtl.h (set_mem_alias_set): Declare it.
3059 * builtins.c (expand_builtin_return_addr): Call it instead of
3060 using MEM_ALIAS_SET accessor.
3061 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
3062 (get_memory_rtx, expand_builtin_va_arg): Likewise.
3063 (expand_builtin_va_copy):Likewise.
3064 * caller-save.c (setup_save_areas): Likewise.
3065 * calls.c (compute_argument_addresses): Likewise.
3066 * explow.c (set_mem_attributes): Likewise.
3067 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
3068 (expand_assignment, store_constructor_field, store_field): Likewise.
3069 (expand_expr_unaligned): Likewise.
3070 * function.c (assign_stack_temp_for_type): Likewise.
3071 (put_reg_into_stack, gen_mem_addressof): Likewise.
3072 * ifcvt.c (noce_try_cmove_arith): Likewise.
3073 * reload1.c (reload, alter_reg): Likewise.
3074 * config/alpha/alpha.c (get_aligned_mem): Likewise.
3075 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
3076 (alpha_expand_unaligned_store): Likewise
3077 (alpha_expand_unaligned_load_words): Likewise.
3078 (alpha_expand_unaligned_store_words): Likewise.
3079 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
3080 (alpha_expand_epilogue): Likewise.
3081 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
3082 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
3083 * config/i386/i386.c (legitimize_pic_address): Likewise.
3084 * config/i960/i960.c (setup_incoming_varargs): Likewise.
3085 * config/ia64/ia64.c (spill_restore_mem): Likewise.
3086 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
3087 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
3088 * config/mips/mips.c (mips_va_arg): Likewise.
3089 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3090 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
3091 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3092 (setup_incoming_varargs, rs6000_va_arg): Likewise.
3093 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
3094 (rs6000_emit_epilogue): Likewise.
3095 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
3096 * config/sparc/sparc.c (sparc_va_arg): Likewise.
3097 * config/v850/v850.c (v850_va_arg): Likewise.
3099 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
3101 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
3102 when fallthru edge is present.
3103 (mege_blocks): Handle case where creation of jump insn
3106 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
3107 CLEANUP_POST_REGSTACK): New constants.
3108 * except.c (finish_eh_generation): Update call of cleanup_cfg,
3109 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
3110 * output.h (cleanup_cfg): Update prototype.
3111 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
3112 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
3113 cleanup_cfg call; kill missleading comment.
3114 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
3115 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
3116 parameter; control optimizations performed using it.
3117 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3118 try_crossjump_bb): New functions.
3120 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3122 * pa.c (pa_output_function_prologue): Delete prototype. Make function
3124 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
3125 pa_output_function_prologue.
3126 * pa-protos.h (pa_output_function_prologue): New prototype.
3128 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3130 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
3131 and low to get correct sign extension in low+high test.
3133 2001-07-11 Janis Johnson <janis@us.ibm.com>
3135 * gcov.c (arcdata): Use gcov_type to fix branch percentage
3136 for large hit count.
3138 * profile.c (branch_prob): Fix .bbg info for computed gotos
3141 2001-07-11 Mark Mitchell <mark@codesourcery.com>
3143 * stmt.c (parse_output_constraint): New function, split out
3145 (expand_asm_operands): ... here. Use parse_output_constraint.
3146 * tree.h (parse_output_constraint): Declare it.
3148 2001-07-11 Richard Henderson <rth@redhat.com>
3150 * bitmap.c: Comment some functions; fiddle whitespace.
3151 (bitmap_free): Don't export.
3152 (bitmap_element_allocate): Use memset.
3153 * bitmap.h (bitmap_free): Don't declare.
3155 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
3157 * gcse.c, lcm.c, sched-deps.c:
3158 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
3160 * flow.c (flow_loops_find): Free dom if we found no loops, since
3161 we aren't going to save it.
3163 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
3166 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
3168 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
3170 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3172 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
3173 #ifndef DWARF2_DEBUGGING_INFO.
3175 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3177 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
3179 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3181 * config/mips/mips.c (gen_int_relational): Tell the caller not to
3182 reverse a branch if a NE comparison is implemented with GTU.
3184 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3185 H.J. Lu <hjl@gnu.org>
3187 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
3189 (call_internal2): Likewise.
3190 (call_value_internal1): Likewise.
3191 (call_value_internal2): Likewise.
3192 (call_value_multiple_internal1): Likewise.
3193 (call_value_multiple_internal2): Likewise.
3195 2001-07-10 Kazu Hirata <kazu@hxi.com>
3197 * calls.c (emit_library_call_value_1): Fix a comment typo.
3198 * dwarf2out.c (mem_loc_descriptor): Likewise.
3199 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
3201 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
3203 * simplify-rtx.c (simplify_subreg): Fix typo in comment
3205 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3207 * recog.c (offsettable_address_p): Handle LO_SUM case.
3208 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
3209 instead of plus_constant.
3211 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3213 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
3214 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
3216 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3218 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
3219 adjust_address_nv instead of plus_constant.
3221 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
3223 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
3224 dwarf2out.o): Depend on debug.h, wrap long lines.
3225 * dbxout.c: Include debug.h.
3226 (dbx_debug_hooks): New.
3227 (dbxout_init): Make static, take just 2 args.
3228 (dbxout_finish): Make static.
3229 * dbxout.h (dbxout_init, dbxout_finish): Delete.
3230 * debug.c: New file.
3231 * debug.h: New file.
3232 * dwarf2out.c: Include debug.h.
3233 (dwarf2_debug_hooks): New.
3234 (dwarf2out_init): Make static.
3235 (dwarf2out_finish): Make static, take 2 args.
3236 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
3237 * dwarfout.c: Include debug.h.
3238 (dwarf_debug_hooks): New.
3239 (dwarfout_init): Make static.
3240 (dwarfout_finish): Make static, take 2 args.
3241 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
3242 * sdbout.c: Include debug.h.
3243 (sdb_debug_hooks): New.
3244 (sdbout_init): Make static, take 2 args.
3245 * sdbout.h (sdbout_init): Delete.
3246 * toplev.c: Include debug.h.
3248 (compile_file): Set deubg_hooks based on command line options.
3249 Use the hooks unconditionally rather than conditional compilation.
3251 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
3253 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
3254 first_insn_after_basic_block_note instead.
3256 * df.c (df_bb_refs_unlink): #if 0 out for now.
3258 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
3260 * ssa.h: Add prototype for ssa_const_prop
3261 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
3262 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
3263 (ssa_fast_dce): Remove unused variable
3265 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3267 * diagnostic.c (finish_diagnostic): Rename to
3268 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
3271 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
3273 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
3276 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
3277 (dump_file): Only pad the demangled name with spaces if the
3278 mangled name was padded with spaces.
3280 2001-07-10 Bernd Schmidt <bernds@redhat.com>
3282 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
3285 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3287 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
3288 extraction if no direct load if either EXPAND_CONST_ADDRESS or
3291 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
3292 whether can put offset inside LO_SUM to check mode alignment, not size.
3294 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3296 * doc/tm.texi (Misc): Fix thinko.
3298 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
3300 * regmove.c (replace_in_call_usage): Fix warnings.
3301 * sched-deps.c (add_dependence): Fix warnings.
3302 * simplify-rtx.c (simplify_subreg): Likewise.
3303 Return NULL_RTX instead of NULL.
3305 * reg-stack.c (emit_swap_insn): Eliminate warnings.
3306 (subst_asm_stack_regs): Likewise.
3308 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
3311 * dwarf2out.c (output_call_frame_info): Declare i as int.
3312 (build_abbrev_table): Declare n_alloc as int.
3313 (dwarf2out_finish): Initialize die.
3314 * except.c: Declare sjlj_funcdef_number as unsigned.
3315 (connect_post_landing_pads): Declare j as unsigned.
3316 (convert_to_eh_region_ranges): Initialize call_site.
3317 (output_function_exception_table): Initialize tt_format_size.
3318 * expr.c (move_by_pieces_1): Initialize to1.
3319 (store_constructor): Initialize minelt and maxelt.
3320 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
3321 * function.c (instantiate_decls): Avoid signed/unsigned warning.
3323 * c-decl.c (combine_parm_decls): Unused, remove.
3324 * c-tree.h: Remove prototype for combine_parm_decls.
3326 * reload.c (push_reload): Fix warning.
3327 (regno_clobbered_p): Likewise.
3328 * reload1.c (replace_pseudos_in_call_usage): Likewise.
3329 (reload_combine): Likewise.
3331 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
3332 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
3334 * bitmap.c (bitmap_operation): Change user.
3335 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
3337 2001-07-10 Eric Christopher <echristo@redhat.com>
3339 * config/mips/mips.c (override_options): Fix typo.
3341 2001-07-09 Stan Shebs <shebs@apple.com>
3343 * target.h (struct gcc_target): New fields init_builtins and
3345 * target-def.h (TARGET_INIT_BUILTINS): New macro.
3346 (TARGET_EXPAND_BUILTIN): New macro.
3347 (TARGET_INITIALIZER): Add them.
3348 * builtins.c: Include target.h.
3349 (expand_builtin): Use targetm.expand_builtin.
3350 (default_init_builtins): New function.
3351 (default_expand_builtin): New function.
3352 * expr.h (default_init_builtins): Declare.
3353 (default_expand_builtin): Declare.
3354 * c-common.c (c_common_nodes_and_builtins): Use
3355 targetm.init_builtins.
3356 * defaults.h (MD_INIT_BUILTINS): Remove.
3357 * Makefile.in (builtins.o): Depend on target.h.
3359 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
3360 (TARGET_EXPAND_BUILTIN): Define.
3361 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
3362 (MD_EXPAND_BUILTIN): Remove.
3364 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
3365 (TARGET_EXPAND_BUILTIN): Define.
3366 (c4x_init_builtins): Make endlink arg a local.
3367 (c4x_print_operand): Fix typos in adjust_address usages.
3368 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
3369 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
3370 (MD_EXPAND_BUILTIN): Remove.
3372 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
3373 (TARGET_EXPAND_BUILTIN): Define.
3374 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
3375 (ix86_init_builtins): Call new function only if TARGET_MMX.
3376 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
3377 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
3378 (MD_EXPAND_BUILTIN): Remove.
3380 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
3381 (TARGET_EXPAND_BUILTIN): Define.
3382 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
3383 (MD_EXPAND_BUILTIN): Remove.
3385 * doc/tm.texi: Document these changes.
3387 2001-07-09 Diego Novillo <dnovillo@redhat.com>
3389 * basic-block.h (tree_node): Forward declare if needed.
3390 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
3391 (BLOCK_HEAD_TREE): Define.
3392 (BLOCK_END_TREE): Define.
3393 (struct loops): Rename field 'tree' to 'tree_root'.
3394 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
3396 (flow_loops_tree_build): Rename reference to field 'tree' to
3398 (flow_loops_level_compute): Ditto.
3399 * predict.c (estimate_bb_frequencies): Ditto.
3400 * tree.h (struct tree_common): Add field 'aux'.
3402 2001-07-09 Stan Shebs <shebs@apple.com>
3404 * config/darwin.c (darwin_encode_section_info): Don't mark any
3405 DECL_EXTERNAL node as defined.
3407 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3409 * pa.c (pa_init_machine_status, pa_mark_machine_status,
3410 pa_free_machine_status, hppa_init_pic_save): Delete.
3411 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
3412 (hppa_profile_hook): Use hppa_pic_save_rtx.
3413 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
3414 hppa_init_pic_save): Delete.
3415 (hppa_pic_save_rtx): Declare.
3416 * pa.md (call, call_value, sibcall, sibcall_value,
3417 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
3419 2001-07-09 Kazu Hirata <kazu@hxi.com>
3421 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
3422 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
3424 2001-07-09 Andreas Jaeger <aj@suse.de>
3426 * output.h: Add declaration of final_forward_branch_p.
3428 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
3430 * varray.c: Include errors.h for internal_error and trim_filename
3433 * Makefile.in (varray.o): Add errors.h.
3435 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
3437 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
3438 * optabs.c (have_add2_insn): Check whether the add insn chosen
3439 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
3440 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
3442 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
3444 * Makefile.in (OBJS): Add ssa-ccp.o
3445 (ssa-ccp.o): Add dependencies.
3446 * toplev.c (DFI_ssa_ccp): New dump file enum.
3447 (dump_file): Add entry for dumping after SSA CCP.
3448 (flag_ssa_ccp): New flag variable.
3449 (f_options): Add -fssa-ccp.
3450 (rest_of_compilation): Run SSA CCP if requested.
3451 * timevar.def (TV_SSA_CCP): New timevar.
3452 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
3453 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
3454 Fix minor typo in SSA DCE documentation.
3455 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
3456 Add documentation for new dump option. Renumber dump files
3459 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3461 * emit-rtl.c (gen_highpart_mode): New.
3462 * rtl.h (gen_highpart_mode): Declare.
3463 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
3464 operand can be VOIDmode constant.
3466 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3468 * flow.c (redirect_edge_and_branch_force): New.
3469 (can_fallthru): Ensure that basic blocks are succeeding.
3470 (try_optimize_cfg): Do not delete basic block if it is the last one.
3472 * flow.c (try_redirect_by_replacing_jump): Do not remove
3473 jumps with side effects, unlink chain on fallthru edge;
3474 set block for new jump instruction; avoid basic block to
3475 over by line number note.
3477 * flow.c (try_simplify_condjump): Verify that the condjump
3478 is not always falling trought.
3481 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
3483 * flow.c (forwarder_block_p): Fix for fallthru blocks.
3484 (try_redirect_by_replacing_jump): Update properly the count
3485 and frequency information.
3487 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3489 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
3490 address that is a LO_SUM specially.
3491 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
3493 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
3495 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
3496 (operand_subword): Use them.
3497 (change_address_1): Renamed from change_address; new arg VALIDATE.
3498 * expr.h: Reflect above changes; change_address now macro.
3499 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
3501 * cselib.c (add_mem_for_addr): Likewise.
3502 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
3503 * regmove.c (try_apply_stack_adjustment): Likewise.
3504 * reload.c (push_reload, make_memloc): Likewise.
3505 * reload1.c (eliminate_regs): Likewise.
3506 * simplify-rtx.c (simplify_replace_rtx): Likewise.
3507 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
3509 * combine.c (make_extraction, simplify_shift_const): Likewise.
3510 (gen_lowpart_for_combine): Likewise.
3511 * cse.c (gen_lowpart_if_possible): Likewise.
3512 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
3513 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
3514 * optabs.c (gen_move_insn): Likewise.
3515 * reload1.c (alter_reg): Likewise.
3516 * simplify-rtx.c (simplify_subreg): Likewise.
3517 * stmt.c (expand_anon_union_decl): Likewise.
3518 * recog.c (validate_replace_rtx_1): Likewise.
3520 * Makefile.in (recog.o): Add $(EXPR_H).
3521 * explow.c (stabilize): Call replace_equiv_address.
3522 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
3523 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
3525 2001-07-03 Andrew Haley <aph@redhat.com>
3527 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
3528 the mode of the memory location.
3530 2001-07-09 Bo Thorsen <bo@suse.co.uk>
3532 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
3534 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
3536 * final.c (output_addr_const): Use target opening and
3537 closing parentheses.
3538 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
3539 defaults, add to TARGET_ASM_OUT.
3540 * target.h (struct gcc_target): Add open_paren and close_paren.
3541 * doc/md.texi: Update.
3542 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
3543 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
3544 TARGET_ASM_CLOSE_PAREN.
3545 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3547 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3549 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3550 * config/a29k/a29k.h: Similarly.
3551 * config/alpha/alpha.h: Similarly.
3552 * config/arc/arc.h: Similarly.
3553 * config/arm/aof.h: Similarly.
3554 * config/arm/aout.h: Similarly.
3555 * config/avr/avr.h: Similarly.
3556 * config/c4x/c4x.h: Similarly.
3557 * config/clipper/clipper.h: Similarly.
3558 * config/convex/convex.h: Similarly.
3559 * config/d30v/d30v.h: Similarly.
3560 * config/dsp16xx/dsp16xx.h: Similarly.
3561 * config/elxsi/elxsi.h: Similarly.
3562 * config/fr30/fr30.h: Similarly.
3563 * config/h8300/h8300.h: Similarly.
3564 * config/i370/i370.h: Similarly.
3565 * config/i386/i386.h: Similarly.
3566 * config/i860/i860.h: Similarly.
3567 * config/i960/i960.h: Similarly.
3568 * config/ia64/ia64.h: Similarly.
3569 * config/m32r/m32r.h: Similarly.
3570 * config/m68hc11/m68hc11.h: Similarly.
3571 * config/m68k/m68k.h: Similarly.
3572 * config/m88k/m88k.h: Similarly.
3573 * config/mcore/mcore.h: Similarly.
3574 * config/mips/mips.h: Similarly.
3575 * config/mn10200/mn10200.h: Similarly.
3576 * config/mn10300/mn10300.h: Similarly.
3577 * config/ns32k/ns32k.h: Similarly.
3578 * config/pa/pa.h: Similarly.
3579 * config/pdp11/pdp11.h: Similarly.
3580 * config/pj/pj.h: Similarly.
3581 * config/romp/romp.h: Similarly.
3582 * config/rs6000/rs6000.h: Similarly.
3583 * config/sh/sh.h: Similarly.
3584 * config/sparc/sparc.h: Similarly.
3585 * config/v850/v850.h: Similarly.
3586 * config/vax/vax.h: Similarly.
3587 * config/we32k/we32k.h: Similarly.
3589 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
3591 * doc/c-tree.texi: Document representation of attributes.
3593 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3595 * doc/tm.texi: Update some places for the rename of target to
3598 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3600 * target.h (struct gcc_target): Add insert_attributes.
3601 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
3602 (TARGET_INITIALIZER): Update.
3603 * tree.c, tree.h (default_insert_attributes): New function.
3604 Update comments on other default functions to refer to targetm,
3606 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
3607 TARGET_INSERT_ATTRIBUTES.
3608 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
3609 * c-common.c (decl_attributes): Use targetm.insert_attributes.
3610 Don't use PRAGMA_INSERT_ATTRIBUTES.
3611 * Makefile.in (c-common.o): Depend on $(TARGET_H).
3612 * c-decl.c (start_decl, start_function): Don't call
3613 SET_DEFAULT_DECL_ATTRIBUTES.
3614 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3615 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
3617 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
3618 (c4x_check_attribute): Avoid modifying attribute list itself.
3619 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
3621 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
3622 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
3624 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
3625 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
3627 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3628 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
3630 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
3631 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
3632 Adjust parameters. Make static.
3634 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3636 * c-common.c (decl_attributes): Only take a single attributes
3638 * c-common.h (decl_attributes): Update prototype.
3639 * c-decl.c (start_decl, start_function): Only take a single
3640 attributes parameter. Update calls to decl_attributes.
3641 (finish_struct, finish_enum): Update calls to decl_attributes.
3642 (push_parm_decl): Expect unified list of attributes. Update call
3644 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
3645 notype_nested_function, component_declarator,
3646 component_notype_declarator, label): Update calls to
3648 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
3649 lists that are passed to push_parm_decl.
3650 * c-tree.h (start_function, start_decl): Update prototypes.
3651 * config/sh/sh-protos.h, config/sh/sh.c
3652 (sh_pragma_insert_attributes): Only take a single attributes
3654 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
3655 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
3656 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
3657 build_module_descriptor, generate_static_references,
3658 generate_strings, build_selector_translation_table,
3659 generate_descriptor_table, generate_protocols,
3660 generate_ivars_list, generate_dispatch_table,
3661 generate_protocol_list, generate_category,
3662 generate_shared_structures, really_start_method, add_objc_decls,
3663 generate_classref_translation_entry): Update calls to start_decl
3665 (build_tmp_function_decl, start_method_def): Unify attribute lists
3666 that are passed to push_parm_decl.
3668 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
3670 * final.c (no_asm_to_stream): New.
3671 (final_scan_insn): Use target structures for prologue ends
3672 and epilogue starts.
3673 * output.h (no_asm_to_stream): New.
3674 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
3675 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
3676 (TARGET_ASM_OUT): Update.
3677 * target.h (struct gcc_target): New members function_end_prologue
3678 and function_begin_epilogue.
3679 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
3680 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
3681 * config/alpha/alpha.c (output_end_prologue): Rename to
3682 alpha_output_function_end_prologue. Use in target struct
3684 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
3685 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
3686 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
3687 ia64_output_function_end_prologue. Use in target struct
3689 (ia64_function_prologue, ia64_funciton_epilogue): Rename
3690 mistyped prototypes.
3691 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
3692 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
3694 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
3695 an use in target struct, make static.
3696 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
3699 2001-07-08 Richard Henderson <rth@redhat.com>
3701 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
3703 2001-07-08 Richard Henderson <rth@redhat.com>
3705 * config/i386/i386.md: Remove constraints strings from define_split
3706 and define_peephole2 patterns.
3707 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
3708 (eh_return): Use them.
3710 2001-07-08 Richard Henderson <rth@redhat.com>
3712 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
3713 Document MD_FALLBACK_FRAME_STATE_FOR.
3715 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3717 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
3718 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
3720 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
3722 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
3724 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
3725 of the label inside NAME as opposed to just the end of NAME.
3727 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
3729 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
3730 * config/alpha/alpha.c (alpha_init_machine_status,
3731 alpha_mark_machine_status, alpha_free_machine_status): Delete.
3732 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
3733 (vms_valid_decl_attribute_p): Make static, conditionally compile.
3734 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
3736 2001-07-06 Stan Shebs <shebs@apple.com>
3738 * target.h (targetm): Rename global from "target", so as not to
3739 conflict with local variables.
3741 * c-typeck.c: Ditto.
3745 * cp/decl2.c: Ditto.
3746 * cp/typeck.c: Ditto.
3747 * 1750a/1750a.c: Ditto.
3748 * a29k/a29k.c: Ditto.
3752 * clipper/clipper.c: Ditto.
3753 * convex/convex.c: Ditto.
3754 * d30v/d30v.c: Ditto.
3755 * dsp16xx/dsp16xx.c: Ditto.
3756 * elxsi/elxsi.c: Ditto.
3757 * fr30/fr30.c: Ditto.
3758 * h8300/h8300.c: Ditto.
3759 * i370/i370.c: Ditto.
3760 * i386/i386.c: Ditto.
3761 * i860/i860.c: Ditto.
3762 * i960/i960.c: Ditto.
3763 * ia64/ia64.c: Ditto.
3764 * m32r/m32r.c: Ditto.
3765 * m68hc11/m68hc11.c: Ditto.
3766 * m68k/m68k.c: Ditto.
3767 * m88k/m88k.c: Ditto.
3768 * mips/mips.c: Ditto.
3769 * ns32k/ns32k.c: Ditto.
3771 * pdp11/pdp11.c: Ditto.
3772 * romp/romp.c: Ditto.
3773 * rs6000/rs6000.c: Ditto.
3775 * sparc/sparc.c: Ditto.
3777 * we32k/we32k.c: Ditto.
3778 * doc/tm.texi: Update the manual to match.
3780 2001-07-06 Richard Henderson <rth@redhat.com>
3782 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
3783 DWARF2_UNWIND_INFO not just whether it is defined.
3785 2001-07-06 Diego Novillo <dnovillo@redhat.com>
3787 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
3788 call to simplify_binary_operation returns a new pattern.
3790 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3792 * glimits.h (__SHRT_MAX__): New.
3793 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
3794 (SHRT_MAX): Define in terms of __SHRT_MAX__.
3796 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
3798 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
3801 2001-07-06 Richard Henderson <rth@redhat.com>
3803 * bitmap.c (bitmap_release_memory): Move adjacent to the
3804 allocation functions.
3805 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
3806 the implementation. Binary search for the set bit.
3807 (bitmap_union_of_diff): Allocate the temporary on the stack
3808 instead of using xmalloc.
3810 2001-07-06 Richard Henderson <rth@redhat.com>
3812 * genrecog.c (validate_pattern): Warn for constraints in
3813 define_{expand,split,peephole2}. Remove strict_low_part
3814 before looking up match_dup.
3816 2001-07-06 DJ Delorie <dj@redhat.com>
3818 * doc/gcc.texi (Makefile): Rename to be a more general purpose
3819 chapter about various build hints and history. Add section
3820 talking about the various types of native and cross builds.
3822 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
3824 * Makefile.in (final.o): Depend on target.h.
3825 * final.c: Include target.h.
3826 (default_function_pro_epilogue): New.
3827 (final_start_function): Use target structure for function prologues.
3828 (final_end_function): Use target structure for function epilogues.
3829 * fold-const.c (real_hex_to_f): Constify s and p.
3830 * output.h (default_function_pro_epilogue): New.
3831 * real.h (real_hex_to_f): Update prototype.
3832 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
3833 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
3834 (TARGET_INITIALIZER): Update.
3835 * target.h (gcc_target): Add struct asm_out.
3836 * doc/tm.texi: Update.
3839 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
3840 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
3841 in cpu/cpu.c, or rename old functions consistently. Take
3842 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
3843 redundant macros and prototypes. Make new functions static.
3845 * 1750a/1750a.c: Similarly.
3846 * 1750a/1750a.h: Similarly.
3847 * a29k/a29k-protos.h: Similarly.
3848 * a29k/a29k.c: Similarly.
3849 * a29k/a29k.h: Similarly.
3850 * arc/arc-protos.h: Similarly.
3851 * arc/arc.c: Similarly.
3852 * arc/arc.h: Similarly.
3853 * arm/arm-protos.h: Similarly.
3854 * arm/arm.c: Similarly.
3855 * arm/arm.h: Similarly.
3856 * avr/avr-protos.h: Similarly.
3857 * avr/avr.c: Similarly.
3858 * avr/avr.h: Similarly.
3859 * clipper/clipper-protos.h: Similarly.
3860 * clipper/clipper.c: Similarly.
3861 * clipper/clipper.h: Similarly.
3862 * convex/convex.c: Similarly.
3863 * convex/convex.h: Similarly.
3864 * d30v/d30v-protos.h: Similarly.
3865 * d30v/d30v.c: Similarly.
3866 * d30v/d30v.h: Similarly.
3867 * d30v/d30v.md: Similarly.
3868 * dsp16xx/dsp16xx-protos.h: Similarly.
3869 * dsp16xx/dsp16xx.c: Similarly.
3870 * dsp16xx/dsp16xx.h: Similarly.
3871 * elxsi/elxsi.c: Similarly.
3872 * elxsi/elxsi.h: Similarly.
3873 * fr30/fr30.c: Similarly.
3874 * fr30/fr30.md: Similarly.
3875 * h8300/h8300-protos.h: Similarly.
3876 * h8300/h8300.c: Similarly.
3877 * h8300/h8300.h: Similarly.
3878 * i370/i370-protos.h: Similarly.
3879 * i370/i370.c: Similarly.
3880 * i370/i370.h: Similarly.
3881 * i386/i386.c: Similarly.
3882 * i386/osf1elf.h: Similarly.
3883 * i386/osfrose.h: Similarly.
3884 * i860/i860-protos.h: Similarly.
3885 * i860/i860.c: Similarly.
3886 * i860/i860.h: Similarly.
3887 * i960/i960-protos.h: Similarly.
3888 * i960/i960.c: Similarly.
3889 * i960/i960.h: Similarly.
3890 * ia64/ia64-protos.h: Similarly.
3891 * ia64/ia64.c: Similarly.
3892 * ia64/ia64.h: Similarly.
3893 * m32r/m32r-protos.h: Similarly.
3894 * m32r/m32r.c: Similarly.
3895 * m32r/m32r.h: Similarly.
3896 * m68hc11/m68hc11-protos.h: Similarly.
3897 * m68hc11/m68hc11.c: Similarly.
3898 * m68hc11/m68hc11.h: Similarly.
3899 * m68k/crds.h: Similarly.
3900 * m68k/dpx2.h: Similarly.
3901 * m68k/m68k-protos.h: Similarly.
3902 * m68k/m68k.c: Similarly.
3903 * m68k/m68k.h: Similarly.
3904 * m68k/news.h: Similarly.
3905 * m88k/m88k-protos.h: Similarly.
3906 * m88k/m88k.c: Similarly.
3907 * m88k/m88k.h: Similarly.
3908 * mips/mips-protos.h: Similarly.
3909 * mips/mips.c: Similarly.
3910 * mips/mips.h: Similarly.
3911 * ns32k/merlin.h: Similarly.
3912 * ns32k/ns32k.c: Similarly.
3913 * ns32k/ns32k.h: Similarly.
3914 * ns32k/tek6000.h: Similarly.
3915 * pa/pa-protos.h: Similarly.
3916 * pa/pa.c: Similarly.
3917 * pa/pa.h: Similarly.
3918 * pdp11/2bsd.h: Similarly.
3919 * pdp11/pdp11-protos.h: Similarly.
3920 * pdp11/pdp11.c: Similarly.
3921 * pdp11/pdp11.h: Similarly.
3922 * romp/romp-protos.h: Similarly.
3923 * romp/romp.c: Similarly.
3924 * romp/romp.h: Similarly.
3925 * rs6000/rs6000-protos.h: Similarly.
3926 * rs6000/rs6000.c: Similarly.
3927 * rs6000/rs6000.h: Similarly.
3928 * rs6000/sysv4.h: Similarly.
3929 * sh/sh-protos.h: Similarly.
3930 * sh/sh.c: Similarly.
3931 * sh/sh.h: Similarly.
3932 * sparc/sparc-protos.h: Similarly.
3933 * sparc/sparc.c: Similarly.
3934 * sparc/sparc.h: Similarly.
3935 * vax/vax.c: Similarly.
3936 * vax/vax.h: Similarly.
3937 * vax/vms.h: Similarly.
3938 * we32k/we32k.c: Similarly.
3939 * we32k/we32k.h: Similarly.
3941 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
3943 * basic-block.h (first_insn_after_basic_block_note): Declare.
3944 * flow.c (first_insn_after_basic_block_note): Define. Moved
3946 * ssa.c (first_insn_after_basic_block_note): Remove.
3947 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
3949 (ssa_eliminate_dead_code): Properly update the CFG and PHI
3950 nodes when we find a dead conditional branch. Insert BARRIERs
3951 after any blocks with no successors, but which do not have
3954 2001-07-06 Zack Weinberg <zackw@stanford.edu>
3956 * varray.c (varray_check_failed): Use internal_error.
3958 2001-07-05 Andrew Haley <aph@redhat.com>
3960 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
3961 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
3962 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
3964 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
3966 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
3967 reference if the target constant is also a SYMBOL_REF.
3969 2001-07-05 Eric Christopher <echristo@redhat.com>
3971 * config/mips/mips.h (MASK_MIPS3900): Remove.
3972 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
3973 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
3974 (TARGET_MIPS3900): Change to use mips_arch.
3975 (TARGET_MIPS4000): New.
3976 (TARGET_MIPS4100): New.
3977 (TARGET_MIPS4300): New.
3978 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
3979 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
3981 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
3982 (ISA_HAS_BRANCHLIKELY): To here.
3983 (CC1_CPU_SPEC): New.
3984 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
3985 (mips_arch_string): Declare.
3986 (mips_arch): Declare.
3987 (TARGET_OPTIONS): Add -march and -mtune.
3989 * config/mips/mips.c (mips_arch_string): New.
3991 (override_options): Handle -march for codegen and -mtune
3992 for scheduling. Use mips_arch. Move tx39 target default here.
3993 (mips_parse_cpu): Move error message to override_options.
3995 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
3997 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
3999 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
4000 (MIPS Options): Ditto. Change mcpu entry to historical text.
4002 2001-07-05 H.J. Lu (hjl@gnu.org)
4004 * config/mips/mips.c (mips_parse_cpu): New function to parse
4007 2001-07-05 Jim Wilson <wilson@redhat.com>
4009 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
4010 * config/ia64/t-ia64: Likewise.
4011 (LIB1ASMFUNCS): Update comment.
4013 2001-07-05 David Edelsohn <edelsohn@gnu.org>
4015 * doc/install.texi (Install GCC: Binaries): Fix typo.
4017 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4019 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
4020 reference using the stack pointer, adjust it since we push Y
4022 ("*ashrsi3"): Likewise.
4023 ("*lshrsi3"): Likewise.
4025 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4027 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
4028 when -fomit-frame-pointer is used.
4030 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
4032 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
4033 (try_redirect_by_replacing_jump): Reverse updating properly the
4034 count and frequency information. Reverse removing cc0 setter.
4035 (forwarder_block_p): Reverse fixing for fallthru blocks.
4037 2001-07-05 DJ Delorie <dj@redhat.com>
4039 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
4040 (translate_options): If the above is defined, use it to map
4041 given options to new options.
4042 * doc/tm.texi: Document it.
4044 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
4045 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4047 * doc/invoke.texi (Optimize Options): Document that -fgcse may
4048 cause programs using computed gotos to run more slowly.
4050 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4052 * doc/install.texi (Specific): Markup, spelling and typo fixes.
4054 Consistently require binutils 2.11.2, not prereleases.
4055 (Specific, decstation-*): Canonicalize as mips-dec-*.
4056 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
4058 (Specific, m68k-altos): Removed reference to README.altos, deleted.
4059 (Specific, mips-*): Reword MIPS C compiler requirements.
4060 (Specific, powerpc*-*-*): New, mention --with-cpu once.
4061 (Specific, sunv5): Removed, obsolete.
4063 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
4065 * dwarf2out.c (output_loc_list): Use an all ones mask for
4066 .text asm output and don't rely on long long
4067 literals. Reformat some long lines.
4069 2001-07-05 Andreas Jaeger <aj@suse.de>
4071 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
4074 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4076 * dwarf2out.c (dwarf2out_define): Update comment.
4077 (dwarf2out_undef): Ditto.
4078 (dwarf2out_start_source_file): Ditto.
4079 (dwarf2out_end_source_file): Ditto.
4080 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
4081 since we never call the start/end debug hook for the primary file.
4083 2001-07-04 Kazu Hirata <kazu@hxi.com>
4085 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
4088 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4090 * cppinit.c (remove_dup_dirs): Inform if a system include
4091 directory is being reordered.
4092 * doc/invoke.texi (Directory Options): GCC warns if you hide a
4094 * doc/cpp.texi (Search Paths): Likewise.
4095 * doc/gcc.texi (Interoperation): Remove information about
4098 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4100 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
4101 (VARRAY_TOP_CHAR_PTR): Likewise.
4103 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4105 * gcc.c (process_command): Don't assign elements of a const char*.
4107 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4109 * emit-rtl.c (change_address): Don't abort if invalid address while
4110 reload is in progress.
4112 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4114 * c-lex.c (cb_file_change): Pass line number to
4115 debug_start_source_file.
4116 (cb_undefine): Pass correct line number to debug_undef.
4118 * toplev.c (debug_start_source_file): Add line number to
4119 parameters. Pass it along to dwarf2out_start_source_file.
4120 (decode_g_option): Stop resetting debug level back to normal when
4121 we change debug formats, unless the current level is
4122 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
4125 * toplev.h (debug_start_source_file): Add line number to
4128 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
4131 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
4133 Output debug_macinfo data for starting file if requested.
4134 (dwarf2out_end_source_file): Output debug_macinfo data for ending
4136 (dwarf2out_define): Output debug_macinfo data for defining a macro
4138 (dwarf2out_undef): Output debug_macinfo data for undefining a
4140 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
4141 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
4142 (macinfo_section_label): New. DWARF2 macro info section label.
4143 (dwarf2out_init): If we want macro info, output the start label
4145 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
4146 attribute to the compilation unit die pointing to the macro info.
4148 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4150 * dwarf2out.c (new_loc_list): Move to inside #ifdef
4151 DWARF2_DEBUGGING_INFO.
4152 (add_loc_descr_to_loc_list): Ditto.
4153 (output_loc_list): Ditto.
4154 Also, fix thinko in curr not being initialized.
4155 (gen_internal_sym): Ditto.
4157 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4159 * emit-rtl.c (replace_equiv_address): New function.
4160 * expr.h (replace_equiv_address): New declaration.
4161 * explow.c (validize_mem): Call it instead of change_address and
4162 also call if -fforce-addr and address is constant.
4163 * expr.c: Replace more calls to change_address with adjust_address
4164 and/or replace_equiv_address or to validize_mem.
4165 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
4166 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
4167 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4168 * config/i370/i370.md, config/i860/i860.md: Likewise.
4169 * config/i960/i960.md, config/mips/mips.c: Likewise.
4170 * config/mips/mips.md, config/pa/pa.md: Likewise.
4171 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
4172 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
4174 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4176 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
4178 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
4181 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
4183 * doc/include: New directory.
4184 * doc/fdl.texi: Move to doc/include/fdl.texi.
4185 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
4186 * doc/include/funding.texi, doc/include/gpl.texi: New files.
4187 * doc/gcc.texi: Use funding.texi and gpl.texi.
4188 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
4189 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
4190 Update dependencies and use -I $(docdir)/include.
4192 2001-07-04 Anthony Green <green@redhat.com>
4194 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
4196 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4198 * doc/install.texi (sparc64-*-*): Remove garbage.
4200 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
4202 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
4203 Fix typo in last change to use adjust_address.
4205 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4207 * doc/install.texi (Specific): Update information for *-*-solaris*.
4209 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4211 * explow.c (plus_constant_wide): Reinitialize Y for restart.
4213 2001-07-03 Stan Shebs <shebs@apple.com>
4215 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
4216 case for flag_no_mach_text_sections.
4217 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
4218 * config/darwin.c (flag_no_mach_text_sections): Remove.
4219 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
4221 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4223 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
4224 and avoid checking for constant as first operand.
4225 * recog.c (find_constant_term_loc): No longer static.
4226 (adj_offettable_operand): Delete.
4227 * rtl.h (adj_offsettable_operand): Delete declaration.
4228 (find_constant_term): Add declaration.
4229 * caller-save.c: Replace calls to adj_offsettable_operand with calls
4231 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
4232 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
4233 * config/i386/i386.c, config/i386/i386.md: Likewise.
4234 * config/i860/i860.c, config/i960/i960.c: Likewise.
4235 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
4236 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
4237 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
4238 * config/mips/mips.c, config/mips/mips.md: Likewise.
4239 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
4240 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
4241 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
4242 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
4243 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
4244 * config/ns32k/ns32k.md: Likewise.
4246 2001-07-03 Zack Weinberg <zackw@stanford.edu>
4248 * rtl.c (copy_rtx): Handle 'T' format letter.
4249 * gensupport.c (collect_insn_data): Likewise.
4250 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
4252 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
4254 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
4255 -B option. Use 'dir' not 'foo' as example directory name.
4257 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4259 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4260 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
4262 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4264 * doc/cppinternals.texi: Improve formatting and logical markup.
4266 2001-07-03 Andreas Jaeger <aj@suse.de>
4268 * Makefile.in (insn-recog.o): Add dependency on reload.h.
4270 * genrecog.c (write_header): Include reload.h for prototypes in
4273 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
4276 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
4277 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
4278 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
4279 i386_pe_valid_type_attribute_p): Add.
4280 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
4281 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
4283 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4285 * explow.c (plus_constant_wide, case LO_SUM): New case.
4286 (plus_constant_for_output_wide): Delete.
4287 * rtl.h (plus_constant_for_output): Delete.
4288 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
4289 instead of plus_constant_for_output.
4290 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
4291 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
4292 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
4293 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
4294 * config/sparc/sparc.md: Likewise.
4295 Convert some change_address calls to adjust_address.
4297 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4299 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
4300 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
4301 documentation of -std and -Wwrite-strings.
4303 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4305 * cse.c (canon_hash): Don't register registers in very small
4306 register classes, as extending their lifetime might cause
4309 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4311 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
4313 * flow.c (forwarder_block_p): Fix for fallthru blocks.
4314 (try_redirect_by_replacing_jump): Update properly the count
4315 and frequency information.
4317 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
4319 * toplev.c (dump_file_index): Move SSA dumps just after first
4321 (dump_file): Corresponding changes.
4322 (rest_of_compilation): Move SSA path to just after the first
4324 * doc/gcc.texi (Passes): Update due to movement of SSA path.
4325 * doc/invoke.texi: Update dump file #s as they were completely
4326 out of date with reality.
4328 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4330 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
4332 * expr.c (emit_move_insn_1): Deal with non-default
4335 * expr.c (emit_single_push_insn): Fix warning.
4337 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4339 * expr.c (emit_move_insn_1): Avoid modifying
4340 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
4342 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4344 * emit-rtl.c (adjust_address): New function.
4345 * expr.h (adjust_address): Add declaration.
4346 * builtins.c: Replace some calls to change_address with calls to it
4348 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
4349 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
4350 * config/arm/arm.c, config/convex/convex.c: Likewise.
4351 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4352 * config/i386/i386.c, config/i386/i386.md: Likewise.
4353 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
4354 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
4355 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
4356 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
4357 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
4359 2001-07-02 Jim Wilson <wilson@redhat.com>
4361 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
4363 2001-07-02 Steve Ellcey <sje@cup.hp.com>
4365 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
4366 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
4368 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4370 * cppinit.c (lang_defaults): New table.
4371 (set_lang): Just read from lang_defaults into the live options
4374 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4376 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
4377 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
4378 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
4380 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4382 * doc/install.texi: Various spelling and markup fixes.
4383 (Installing GCC): Component specific installation instructions are
4386 Warn about removing old install dir in the presence of shared libs.
4387 (Configuration): Invoke with options target to match configure
4389 Consistently refer to gas, gld pathnames.
4390 Invert --enable-multilib documentation.
4391 Remove references to old compiler versions.
4393 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4395 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
4397 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4399 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
4401 (Specific, mips*-sgi-irix5): Note IDO download.
4402 Reworded MIPS C hints.
4403 Use GNU as instead of GAS.
4405 Removed SGI Freeware reference, IRIX 6 only.
4406 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
4407 Note N64 library requirement/workaround.
4409 Complete list of structure passing bug victims.
4411 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4413 * doc/install.texi: Remove CVS Id.
4415 2001-07-02 Andreas Jaeger <aj@suse.de>
4417 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
4418 (find_inherently_necessary): Remove unused variable.
4420 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
4422 * c-common.h (TDI_inlined): New ast dump phase.
4423 (dump_flag_name): New function.
4424 * c-dump.c (dump_files): Add inlined phase.
4425 (dump_flag_name): Define.
4426 * doc/invoke.texi (-fdump-ast-inlined): Document.
4428 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4430 * stor-layout.c (layout_decl): Revert change to handling of alignment
4433 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4435 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
4438 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
4440 * doc/tm.texi (FUNCTION_ARG): Document that the last call
4443 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
4445 * tlink.c (recompile_files): Remove COMPILER_PATH and
4446 LIBRARY_PATH from the environment.
4448 2001-07-01 Zack Weinberg <zackw@stanford.edu>
4450 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
4451 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
4453 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
4455 * c-parse.in (OBJC_STRING): Kill.
4456 (objc_string): Decompose to [objc_string] '@' STRING.
4457 (reswords): Take the leading '@' off all the Objective C keywords.
4458 (objc_rid_sans_at): Kill.
4459 (init_reswords): Don't initialize it.
4460 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
4461 (_yylex): Kill reconsider label. Look ahead one token after
4462 an '@'; if we get an identifier, check whether it's an
4463 Objective C @-keyword. If so, return the keyword. Otherwise,
4464 put back the token and return the '@' as a terminal.
4466 * cpplib.c (lex_macro_node): Remove unnecessary check for
4467 leading '@' on identifier. Clarify control flow and commentary.
4469 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4471 * cse.c (new_label_ref): Variable deleted.
4472 (insert): Remove set of new_label_ref.
4473 (check_for_label_ref): New function.
4474 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
4476 See ChangeLog.5 for earlier changes.