1 2001-08-08 Bernd Schmidt <bernds@redhat.com>
3 * cselib.c (cselib_record_sets): If insn is predicated, turn
4 sources into IF_THEN_ELSEs.
6 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
7 Turn into define_insn_and_split.
9 2001-08-08 Graham Stott <grahams@redhat.com>
11 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
12 within fixed length SEQUENCE.
14 2001-08-08 Graham Stott <grahams@redhat.com>
16 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
17 (diagnostic_prefixing_rule): Likewise.
18 (diagnostic_line_cutoff): Likewise.
19 (diagnostic_kind_count): Likewise.
21 2001-08-08 Graham Stott <grahams@redhat.com>
23 * alias.c (find_base_decl): Delete redundent assignment.
25 2001-08-08 Graham Stott <grahams@redhat.com>
27 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
28 (abs): Uppercase and paranthesize macro parameter.
29 (MEM_DEPENDENCY): Add whitespace.
31 2001-08-08 Graham Stott <grahams@redhat.com>
33 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
34 failure check for CONST_INT
36 2001-08-08 Graham Stott <grahams@redhat.com>
38 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
39 (libcall_dead_p): Likewise.
41 (mark_used_regs): Constify fmt.
42 (find_use_as_address): Likewise.
44 2001-08-08 Graham Stott <grahams@redhat.com>
46 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
49 2001-08-08 Graham Stott <grahams@redhat.com>
51 * combine.c (combine_simplify_rtx): Update comment and
52 remove erroneous test.
54 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
56 * cppinit.c (cpp_finish): Pop the final buffer without comment.
57 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
58 take care to avoid multiple no-newline at EOF warnings in that
61 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
63 * calls.c (expand_call): Do not emit INSN_SETJMP note.
64 (emit_library_call_value_1): Likewise.
65 (emit_call_1): Emit REG_SETJMP note.
66 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
68 * cselib.c (cselib_process_insn): Likewise.
69 * flow.c (propagate_block): Likewise.
70 * loop.c (find_and_verify_loops): Likewise.
71 * reload.c (find_equiv_regs): Likewise.
72 * reload1.c (reload): Likewise.
73 * resource.c (mark_referenced_resources,
74 mark_set_resources): Likewise.
75 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
76 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
77 * haifa-sched.c (unlink_other_notes): Likewise.
78 (reemit_notes): Likewise.
79 * sched-ebb.c (sched_ebb): Likewise.
80 * sched-rgc.c (sched_region): Likewise.
81 * rtl.c (note_insn_name): Likewise.
82 (reg_note_name): Add REG_SETJMP
83 * rtl.h (reg_note): Add REG_SETJMP.
84 (insn_note): Remove NOTE_INSN_SETJMP.
86 * profile.c (branch_prob): Add fake edges for setjmp.
88 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
90 * config.gcc: Quote target_cpu_default2 correctly for
93 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
95 * cpplib.h, line-map.h: Update comments.
96 * cppmain.c (printer_init): Move inline.
97 (maybe_print_line, print_line): Take a map pointer.
98 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
99 (cb_file_change): Don't use prior value of print.map.
101 2001-08-07 David Edelsohn <edelsohn@gnu.org>
103 * doc/install.texi: Document fine-grained multilib configuration.
105 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
107 * rtlanal.c (find_first_parameter_load): Call note_stores
108 only on the instructions.
110 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
112 * alias.c (nonlocal_mentioned_p):
113 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
114 * calls.c (emit_call_1): Likewise.
115 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
116 * cselib.c (cselib_process_insn): Likewise.
117 * df.c (df_insns_modify): Likewise.
118 * flow.c (need_fake_edge_p): Likewise.
119 (propagate_one_insn): Likewise.
120 * haifa-sched.c (reemit_notes): Likewise.
121 * integrate.c (copy_insn_list): Likewise.
122 * jump.c (delete_prior_computation): Likewise.
123 * local-alloc.c (validate_equiv_mem): Likewise.
124 * loop.c (scan_loop): Likewise.
125 * predict.c (estimate_probability): Likewise.
126 * reload.c (reload): Likewise.
127 * sched-deps (sched_analyze): Likewise.
128 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
129 * gcse.c (compute_hash_table): Likewise.
130 (mark_call): Likewise.
131 (store_killed_in_insn): Likewise.
133 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
135 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
137 2001-08-06 Richard Henderson <rth@redhat.com>
139 * varasm.c (assemble_gc_entry): Remove.
140 * output.h: Likewise.
142 2001-08-06 Richard Henderson <rth@redhat.com>
144 * varasm.c (assemble_constructor): Take a symbol_ref and a
145 priority instead of a bare string. Move priority handling
146 here from cp/decl2.c.
147 * output.h: Update decls.
149 * c-decl.c (c_expand_body): Update calls to assemble_constructor
150 and assemble_destructor.
151 * profile.c (output_func_start_profiler): Likewise.
152 * objc/objc-act.c (finish_objc): Likewise.
153 (build_module_descriptor): Return the symbol not the symbol name.
155 2001-08-06 David Edelsohn <edelsohn@gnu.org>
157 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
158 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
159 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
160 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
161 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
162 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
164 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
166 * cpperror.c (print_containing_files): Moved to line-map.c.
167 (print_location): line-map.c handles re-listing or otherwise.
168 * cpphash.h (struct lexer_state): Remove next_bol.
169 (struct cpp_buffer): Remove include_stack_listed.
170 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
171 Remove faked buffer handling.
172 (_cpp_do_file_change): Tweak.
173 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
174 * cppmain.c (struct printer): Remove filename.
175 (print_line, cb_file_change): Update accordingly.
176 * line-map.c: Include intl.h.
177 (init_line_maps): Initialize last_listed.
178 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
179 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
180 (print_containing_files): New.
181 * line-map.h (struct line_maps): New member last_listed.
182 (print_containing_files, INCLUDED_FROM): New.
183 * Makefile.in: Update.
184 * po/POTFILES.in: Add line-map.c.
186 2001-08-06 Richard Henderson <rth@redhat.com>
188 * except.c (convert_from_eh_region_ranges_1): Never mark
189 USE or CLOBBER insns as throwing.
191 * expr.c (store_constructor): Don't clobber memory targets.
193 2001-08-06 Andreas Jaeger <aj@suse.de>
195 * profile.c (branch_prob): Remove unused variable insn.
197 * Makefile.in (local-alloc.o): Add dependency on except.h.
199 * local-alloc.c: Include except.h for can_throw_internal prototype.
201 2001-08-06 Richard Henderson <rth@redhat.com>
203 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
204 * function.c (expand_main_function): Implement it.
205 * doc/tm.texi: Document it.
207 2001-08-06 Stan Shebs <shebs@apple.com>
209 * doc/install.texi: Document powerpc-*-darwin* details.
211 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
213 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
214 (ASM_CPU_SPEC): Move back to rs6000.h
215 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
217 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
219 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
222 * config/rs6000/linux64.h: Ditto.
224 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
225 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
228 Remove accidently readded definitions of FUNCTION_PROLOGUE,
229 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
231 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
234 2001-08-05 Richard Henderson <rth@redhat.com>
236 * local-alloc.c (update_equiv_regs): Do not move insns that
239 2001-08-05 Jan Hubicka <jh@suse.cz>
241 * Makefile.in (reload1.o): Add dedendancy on except.h
242 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
244 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
245 indicating wehther edges has been cleaned up.
246 * reload1.c: Inlucde except.h
247 (fixup_abnormal_edges): Accept deleted insns.
248 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
251 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
253 * cpplib.c (do_line): Correct line number after pop_buffer.
255 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
258 * line-map.c: Update comments.
259 * line-map.h: Update comments.
260 * tradcif.y: Don't consider large numbers unsigned.
262 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
265 * c-lex.c (map): New.
266 (cb_file_change): Update map and use it.
267 (cb_def_pragma, cb_define, cb_undef): Use map and line.
268 (c_lex): Update to use map.
269 * cpperror.c (print_location): Move to using logical line numbers.
270 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
271 (cpp_make_system_header): Similarly.
272 (_cpp_execute_include): Stop line numbering hacks. Store the
273 line we will return to.
274 * cpphash.h (CPP_BUF_LINE): Remove.
275 (struct cpp_buffer): Remove lineno and pseudo_newlines.
276 Add map and return_to_line.
277 (_cpp_do_file_change): Update.
278 * cppinit.c (cpp_start_read): Update line kludge.
279 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
280 (trigraph_ok): Use logical line numbers for diagnostics.
281 (skip_block_comment): Likewise.
282 (skip_whitespace): Likewise.
283 (skip_line_comment): Use pfile->line instead.
284 (_cpp_lex_token): Update to use logical line numbering exclusively.
285 Handle BOL locally. Accept new lines in directives, but keep
286 pfile->line decremented. Diagnostics use logical lines. Update
288 * cpplib.c (SEEN_EOL): New.
289 (skip_rest_of_line, check_eol): Use it.
290 (end_directive): Increase line number when accepting the newline
291 at the end of a directive.
292 (run_directive): Simplify.
293 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
294 (_cpp_do_file_change): Update to take buffer line number as an
295 argument, and store the current map in the cpp_reader. Remove
297 (_cpp_do__Pragma): Restore output position after a _Pragma.
298 (cpp_push_buffer): Don't set output line or lineno.
299 (_cpp_pop_buffer): Transfer more info from a faked buffer.
300 Remove line kludge. Set output_line.
301 * cppmacro.c (builtin_macro): Update handling of __LINE__.
302 (parse_arg): Use logical lines.
303 (save_lookahead_token): Save EOFs too now.
304 * cppmain.c (struct printer): Fix comments.
305 (printer_init): Simplify, let caller do errors.
306 (scan_translation_unit, check_multiline_token, dump_macro): Update.
307 (maybe_print_line): Simplify.
308 (print_line): Don't print a linemarker if -P.
309 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
310 (cb_file_change): Simplify.
311 * line-map.h (LAST_SOURCE_LINE): Fix.
312 (CURRENT_LINE_MAP): New.
314 2001-08-05 Bernd Schmidt <bernds@redhat.com>
316 * doloop.c (doloop_modify_runtime): Properly compute number of
317 iterations if loop was unrolled.
319 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
320 if their CSELIB_VAL_PTRs are.
322 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
323 (setup_spill_pointers): Initialize it.
324 (spill_restore_mem): Set it.
325 (do_spill, do_restore): Use it to add REG_INC note.
326 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
328 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
329 asms if other insns are available.
331 * config/ia64/ia64.c (condop_operator): New predicate.
332 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
333 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
336 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
337 temporary register than directly using a MEM.
339 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
341 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
342 parameter in last change.
344 2001-08-04 Zack Weinberg <zackw@panix.com>
346 * sparc.md: Don't use #if inside C test expression.
348 2001-08-04 Richard Henderson <rth@redhat.com>
350 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
352 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
354 * cpphash.h (struct cpp_reader): New member directive_line.
355 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
356 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
357 do_pragma): Pass line to callbacks.
358 (start_directive): Record line of directive.
359 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
360 cb_include): Similarly.
361 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
364 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
366 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
369 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
371 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
373 * reload1.c (fixup_abnormal_edges): New static function.
376 * flow.c (need_fake_edge_p): New function.
377 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
378 avoid call insn to be very last insn in the insn stream.
380 * profile.c (branch_prob): Call flow_call_edges_add instead of
381 doing that by hand; cleanup cfg to re-merge basic blocks once
384 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
386 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
387 are also on line-map.h.
388 * cppfiles.c (stack_include_file): Update.
389 * cpphash.h (struct cpp_buffer): New member return_at_eof.
390 (_cpp_pop_buffer): New.
391 * cppinit.c (cpp_destroy, cpp_finish): Update.
392 (do_includes): Mark each buffer to return at EOF.
393 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
395 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
396 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
397 * cpplib.h (cpp_pop_buffer): Remove.
398 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
399 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
401 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
403 (do_preprocessing): Update.
404 * fix-header.c (read_scan_file): Update. No need to pop buffers.
405 * c-parse.in (_yylex): Similarly.
406 * scan-decls.c (scan_decls): Similarly.
407 * line-map.h: Update comments.
409 * objc/Make-lang.in (objc-act.o): Update dependencies.
411 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
413 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
414 and soft register for operand 0.
415 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
417 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
419 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
420 register for operand 0.
421 ("bitcmpqi_z_used"): Allow memory for operand 0.
422 (split "bitcmpqi"): New split to handle address reg as operand 1.
424 2001-08-04 Andreas Jaeger <aj@suse.de>
426 * gcse.c: Revert Daniel's last patch.
428 2001-08-03 Zack Weinberg <zackw@stanford.edu>
430 * sparc-protos.h: Add prototypes for fp_zero_operand and
432 * sh-protos.h: Add prototype for fpul_operand.
434 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
436 * doc/extend.texi (Other Builtins): Fix typo in last change.
438 2001-08-03 Richard Henderson <rth@redhat.com>
440 * target.h (gcc_target): Add asm_out.named_section,
441 section_type_flags, have_named_sections.
442 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
443 (TARGET_HAVE_NAMED_SECTIONS): New.
444 (TARGET_SECTION_TYPE_FLAGS): New.
446 * Makefile.in (toplev.o): Depend on TARGET_H.
447 (varasm.o, dbxout.o): Likewise.
448 * c-common.c (decl_attributes): Check targetm.have_named_sections
449 instead of ifdef ASM_OUTPUT_SECTION_NAME.
450 * dbxout.c (dbxout_function_decl): Likewise.
451 (dbxout_function_end): Likewise.
452 * toplev.c (compile_file): Likewise.
453 * varasm.c (exception_section): Likewise.
454 * cp/decl2.c (finish_objects): Likewise.
456 * defaults.h (EH_FRAME_SECTION): Remove.
457 (EH_FRAME_SECTION_ASM_OP): Remove.
458 (EH_FRAME_SECTION_NAME): New.
459 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
460 (UNIQUE_SECTION_P): Remove.
461 * dwarf2out.c (SECTION_FORMAT): Remove.
462 (ASM_OUTPUT_SECTION): Remove.
463 (output_call_frame_info): Use named_section_flags.
464 (output_comp_unit, dwarf2out_start_source_file): Likewise.
465 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
466 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
467 * varasm.c (in_eh_frame, eh_frame_section): Remove.
468 (named_section_flags): New.
469 (named_section): Use it and targetm.section_type_flags.
470 (resolve_unique_section): New.
471 (assemble_start_function): Use it.
472 (asm_emit_uninitialised, assemble_variable): Likewise.
473 (default_section_type_flags): New.
474 (default_no_named_section, default_elf_asm_named_section): New.
475 (default_coff_asm_named_section, default_pe_asm_named_section): New.
476 * output.h: Update varasm.c decls.
477 (SECTION_*): New flags.
479 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
480 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
482 * config/elfos.h (UNIQUE_SECTION_P): Remove.
483 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
484 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
485 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
486 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
487 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
488 * config/mips/elf.h, config/mips/elf64.h: Likewise.
489 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
490 * config/pa/pa64-hpux.h,
492 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
493 (TARGET_ASM_NAMED_SECTION): New.
494 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
495 * config/alpha/vms.h, config/arm/coff.h: Likewise.
496 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
497 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
498 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
499 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
500 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
501 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
502 * config/i386/sco5.h, config/i386/win32.h: Likewise.
503 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
504 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
505 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
506 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
507 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
508 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
509 * config/sparc/sysv4.h: Likewise.
511 * config/nextstep.h: Error until named sections implemented.
513 * config/a29k/a29k.c (a29k_asm_named_section): New.
514 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
515 (vms_section_type_flags, vms_asm_named_section): New.
516 * config/arm/arm.c (arm_elf_asm_named_section): New.
517 * config/avr/avr.c (asm_output_section_name): Remove.
518 * config/avr/avr-protos.h: Update.
519 * config/c4x/c4x.c (c4x_asm_named_section): New.
520 * config/h8300/h8300.c (h8300_asm_named_section): New.
521 * config/i386/i386.c (sco_asm_named_section): New.
522 * config/i386/winnt.c (SECTION_PE_SHARED): New.
523 (i386_pe_section_type_flags): New.
524 (i386_pe_asm_named_section): New.
525 * config/i386/i386-protos.h: Update.
526 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
527 * config/mcore/mcore.c (mcore_asm_named_section): New.
528 * config/mips/mips.c (iris6_asm_named_section): New.
529 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
530 instead of UNIQUE_SECTION_P.
531 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
532 (xcoff_asm_named_section): New.
533 * config/sh/sh.c (sh_asm_named_section): New.
534 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
536 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
537 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
538 (EH_FRAME_SECTION_NAME): New.
539 (EXCEPTION_SECTION): New.
540 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
541 (DEBUG_*_SECTION): Remove.
542 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
543 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
544 (EH_FRAME_SECTION_ASM_OP): Remove.
546 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
547 (ASM_OUTPUT_SECTION_NAME): Remove.
548 (TARGET_ASM_NAMED_SECTION): New.
549 (TARGET_HAVE_NAMED_SECTIONS): New.
550 (TARGET_SECTION_TYPE_FLAGS): New.
551 (EH_FRAME_SECTION_ASM_OP): Remove.
552 (EH_FRAME_SECTION_NAME): New.
554 2001-08-03 Zack Weinberg <zackw@stanford.edu>
556 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
557 for complex expressions when cfun == 0.
558 * doc/extend.texi: Document that __builtin_constant_p can be
559 used in data initializers as well as functions.
561 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
563 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
564 variable I locally, instead of expecting a declaration in the
567 2001-08-03 Richard Henderson <rth@redhat.com>
569 * except.c (collect_one_action_chain): Add an explicit cleanup
570 action if regions surrounding a catch were encoded entirely
571 within the call-site entry.
573 2001-08-03 Richard Henderson <rth@redhat.com>
575 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
576 don't take REGNO of a non-register.
578 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
580 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
581 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
582 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
583 (__gthread_mutex_init_function): New function for mutex initialization.
585 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
587 * Makefile.in: Revert screwed up commit.
589 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
591 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
592 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
593 merged by linker script to get a final _exit().
594 (__do_global_dtors): New for destructor handling in specific exit
596 (__do_global_ctors): New for constructors in specific install section.
597 (__map_data_section): Map data sections before running constructors.
598 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
599 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
600 (DTORS_SECTION_ASM_OP): Likewise.
601 (CTORS_SECTION_FUNCTION): Define to force a reference to
603 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
605 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
607 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
609 * Makefile.in: Add df.h to gcse.c dependencies.
611 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
613 * varasm.c (output_constant_def_contents): Use for the length of a
614 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
615 depending on which is larger.
617 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
619 * gcse.c: Include df.h for use as a dataflow analyzer.
621 Declaration of reg_set_info: gone.
622 New df_analyzer variable used by store motion.
623 (reg_set_info): Deleted.
624 (mark_mem_regs): New function, analyze regs used by a mem.
625 (store_ops_ok): Use dataflow analyzer results to determine if
626 necessary regs are changed in the block.
627 (find_moveable_store): Remove check for symbol ref, we can handle
628 much more complex expressions now.
629 (compute_store_table): Remove most of the code, it's unnecessary
630 now that the dataflow analyzer records the info for us.
631 (store_killed_after): Add parameter to say whether to do the
632 store_ops_okay test, used to speed up testing when we already know
633 the answer, and just want to know if the store itself was killed.
634 (build_store_vector): Largely rewritten to calculate the various
635 vectors properly, and somewhat optimized.
636 (store_motion): Init the df_analyzer, get REG_DEF chains.
637 Also handle trapping expressions (since mems almost always trap)
638 (simple_mem): Redefine what a simple mem is.
640 2001-08-03 DJ Delorie <dj@redhat.com>
642 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
643 set from a constant part of the condition.
645 2001-08-01 Andrew Cagney <ac131313@redhat.com>
647 * mkdeps.c (deps_add_default_target): Make local variable
648 ``start'' a const char pointer.
649 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
651 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
653 * doc/install.texi (Configuration): Fix markup.
654 (Specific, i?86-*-udk): Likewise.
655 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
657 Document --enable-threads and --enable-libgcj status.
658 (Specific, mips-sgi-irix*): Canonicalize triples.
659 (Specific, mips-sgi-irix5): Warn about problems with this config.
660 Mention required GNU as patch.
661 Native assembler problems are fixed.
662 (Specific, mips-sgi-irix6): Update O32 ABI support status.
663 Document --enable-threads and --enable-libgcj status.
665 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
667 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
670 2001-08-03 Richard Henderson <rth@redhat.com>
672 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
675 2001-08-03 Richard Henderson <rth@redhat.com>
677 * rtlanal.c (find_first_parameter_load): Stop if we
678 reach a CODE_LABEL at BOUNDARY.
680 2001-08-03 Richard Henderson <rth@redhat.com>
682 * config/alpha/alpha.md (force_movdi): New insn.
683 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
684 Tweek FRP marking of VMS prologue insns.
685 * config/alpha/vms.h (EPILOGUE_USES): New.
687 2001-08-02 Richard Henderson <rth@redhat.com>
689 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
691 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
693 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
694 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
695 config/convex/convex.h, config/d30v/d30v.c,
696 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
697 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
698 config/mips/mips.h, config/mn10200/mn10200.h,
699 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
700 config/v850/v850.h, config/vax/openbsd.h,
701 config/vax/openbsd1.h, config/vax/ultrix.h,
702 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
703 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
704 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
705 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
706 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
707 in comments and documentation.
709 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
713 * Makefile.in (line-map.o): New.
714 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
715 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
716 * cpperror.c (print_containing_files): Similarly.
717 (print_location): Update. Don't output a space before _Pragma.
718 * cppfiles.c (stack_include_file): Set to line 1 immediately.
719 (stack_include_filee, cpp_make_system_header): Update.
720 (_cpp_execute_include): Get logical line number right for calling
721 as-yet-unterminated #include.
722 * cpphash.h (struct cpp_reader): Add line_maps.
723 (_cpp_do_file_change): Update.
724 * cppinit.c (cpp_create_reader): Initialize line maps.
725 (cpp_destroy): Destroy line maps.
726 (cpp_start_read): Get logical line number right.
727 * cpplex.c (parse_string): Only warn once for multi-line strings.
728 Use boolean variable for null warning.
729 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
731 (do_include_common): End the directive early.
732 (do_line): Don't warn about out-of-range lines in preprocessed
733 source. Update. Remove unused variables.
734 (_cpp_do_file_change): Update for new line mapping.
735 (pragma_cb): New typedef.
736 (cpp_register_pragma): Stop looking ahead before calling the
738 (do_pragma_system_header): End directive early.
739 (cpp_get_line_maps): New.
740 (cpp_pop_buffer): Fudge logical line. Update.
741 * cpplib.h: Include line-map.h
742 (enum cpp_fc_reason): Remove.
743 (struct cpp_file_change): Update.
744 (cpp_get_line_maps): New.
745 * cppmain.c (struct_printer): New member map.
746 (cb_file_change): Update for new mappings.
747 * fix-header.c (cb_file_change): Similarly.
749 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
751 * Makefile.in (libgcc.mk): Define mkinstalldirs.
752 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
754 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
756 * config/vax/vax.c: include expr.h.
758 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
760 * Makefile.in ($(srcdir)/configure): Only rebuild in
762 ($(srcdir)/config.in): Only define in maintainer mode.
763 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
765 2001-08-02 David Edelsohn <edelsohn@gnu.org>
767 * doc/install.texi (Install GCC: Binaries): Update Bull info.
769 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
771 * gcc.c (set_collect_gcc_options): New function, split out from
773 Ignore elided switches.
774 (do_spec_1): Invoke before executing command.
777 * gcc.h (set_input): ... here.
778 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
781 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
784 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
786 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
788 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
790 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
791 for the unnamed instructions it expands to.
793 2001-08-02 Richard Henderson <rth@redhat.com>
795 * regclass.c (call_really_used_regs): Conditionally define.
796 (init_reg_sets_1): Don't use it if not defined.
797 (fix_register): Similarly, don't set it.
799 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
801 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
802 Correct comment that had been missed in the previous change.
804 2001-08-01 Stan Shebs <shebs@apple.com>
806 * config/darwin.c (machopic_stub_name): Try matching by name.
807 (update_stubs): New function.
808 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
811 2001-08-01 Richard Henderson <rth@redhat.com>
813 * except.c (output_function_exception_table): Use assemble_align.
814 * varasm.c (assemble_eh_label): Remove.
815 (assemble_eh_align, assemble_eh_integer): Remove.
817 2001-08-01 Robert Lipe <robertl@caldera.com>
819 * dwarfout.c: Remove reference to README.DWARF.
821 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
823 * regclass.c (call_really_used_regs): New array for registers which
824 are actually used by a call.
825 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
827 (fix_register): Set call_really_used too.
828 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
829 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
831 2001-08-01 Richard Henderson <rth@redhat.com>
833 * read-rtl.c (read_name): Consider \r whitespace.
835 2001-07-11 Andrew Cagney <ac131313@redhat.com>
837 * config.gcc: Recognize powerpc-*-netbsd*.
839 * doc/install.texi (Host/target specific installation notes for
840 GCC): Mention powerpc-*-netbsd*.
842 * config/rs6000/netbsd.h: New file.
843 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
844 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
845 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
846 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
847 (TARGET_VERSION): Redefine.
849 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
850 mcall-netbsd as a match for mcall-sysv.
851 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
852 (ncrti.S, ncrtn.S): New targets.
853 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
855 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
856 "netbsd' as a V4 ABI.
857 (ASM_SPEC): Check for -mcall-netbsd.
858 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
859 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
860 (LIB_SPEC, ENDFILE_SPEC): Ditto.
861 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
862 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
863 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
864 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
866 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
867 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
869 2001-08-01 Mark Kettenis <kettenis@gnu.org>
871 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
872 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
873 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
874 including "unwind-pe.h".
876 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
878 * rs6000.md (define_splits): Kill unused constraints.
880 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
881 Jan Hubicka <jh@suse.cz>
883 * function.c (thread_prologue_and_epilogue_insns): Kill code
884 dealing with non-existent CFG.
886 2001-08-01 Kazu Hirata <kazu@hxi.com>
888 * alias.c: Fix comment formatting.
889 * bitmap.c: Likewise.
890 * builtins.c: Likewise.
892 * c-common.c: Likewise.
893 * c-decl.c: Likewise.
894 * c-dump.c: Likewise.
896 * collect2.c: Likewise.
897 * combine.c: Likewise.
898 * conflict.c: Likewise.
899 * cppfiles.c: Likewise.
900 * cppinit.c: Likewise.
901 * cpplex.c: Likewise.
902 * cpplib.c: Likewise.
903 * cppmacro.c: Likewise.
904 * cppspec.c: Likewise.
905 * c-pragma.c: Likewise.
906 * crtstuff.c: Likewise.
908 * cselib.c: Likewise.
909 * c-semantics.c: Likewise.
910 * c-typeck.c: Likewise.
912 2001-08-01 H.J. Lu <hjl@gnu.org>
914 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
916 2001-08-01 H.J. Lu <hjl@gnu.org>
918 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
920 2001-08-01 Ziemowit Laski <zlaski@apple.com>
922 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
923 contextualizing Objective-C class name lookup by the lexer.
924 (typespec_reserved_nonattr): Disable ObjC class name lookup after
926 (protocoldef): Add support for forward @protocol declarations.
927 (yylexname): Suppress ObjC class name lookup in certain contexts;
928 re-enable after lookup is complete.
929 (_yylex): Re-enable ObjC class name lookup when certain
930 punctuation marks are seen.
932 * objc/objc-act.c (check_protocol_recursively): New function used
933 for finding circular dependencies in protocols.
934 (objc_declare_protocols): New function for handling forward
935 @protocol declarations.
936 (receiver_is_class_object): Detect the case when 'self' is used
937 inside of a class method.
938 (build_message_expr): Issue a warning if class method is desired
939 but instance method is found instead.
940 (conforms_to_protocol): Streamline.
941 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
942 protocol Foo, even if 'Bar foo' does not.
943 (check_protocols): Streamline.
944 (start_protocol): Add checks for circular and duplicate protocol
946 (encode_aggregate_within): For typedefs of structs, encode the
948 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
949 (objc_declare_protocols): New prototype.
951 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
953 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
954 * cpplex.c (handle_newline): Update prototype. Maintain logical
956 (skip_escaped_newlines, skip_block_comment, parse_string):
958 (_cpp_lex_token): Update, and store token position within the token.
959 * cpplib.h (struct cpp_token): Add line and column entries.
960 * cppmacro.c (replace_args): Position stringified tokens correctly.
962 2001-08-01 Andreas Jaeger <aj@suse.de>
964 * basic-block.h: Add prototype for last_loop_beg_note.
966 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
968 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
969 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
971 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
972 while handling WITH_CLEANUP_EXPR node. Use second operand calling
974 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
976 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
977 operand while calling simple_cst_equal.
978 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
979 operand is the cleanup expression, the third is the RTL_EXPR.
980 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
982 2001-07-31 Jeff Sturm <jsturm@one-point.com>
984 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
986 2001-07-31 matthew green <mrg@eterna.com.au>
988 * config.gcc (i386-*-netbsdelf): New description.
989 * config/i386/netbsd-elf.h: New file.
991 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
993 * loop.c (check_dbra_loop): Use single_set to compute
996 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
998 PowerPC reorg and support for powerpc64-*-linux*.
1000 Also fixes emitting of constants on 32 bit and 64 bit
1003 * config.gcc: powerpc64-*-linux* is a new target.
1004 Things that needed aix.h now also include xcoff.h
1006 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
1008 Move AIX specific stuff into aix.h.
1009 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
1010 with more than just XCOFF now.
1011 (SET_ASM_OP): Remove, now defined where needed.
1012 (FUNCTION_PROLOGUE): New macro definition.
1013 (FUNCTION_EPILOGUE): New macro definition.
1014 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
1016 * config/rs6000/xcoff.h: New file.
1018 * config/rs6000/linux64.h: New file.
1020 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
1022 2001-07-31 Alan Modra <amodra@bigpond.net.au>
1024 * rs6000.c (print_operand_address): Handle ELF syntax.
1025 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
1026 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
1027 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
1029 2001-07-31 David Edelsohn <edelsohn@gnu.org>
1031 * rs6000.c (rs6000_override_options): Only disable
1032 flag_function_sections for XCOFF.
1033 (exact_log2_cint_operand): New predicate.
1034 (reg_or_{add,sub}_cint64_operand): New predicates.
1035 (add_operand): Compare CONST_INT with fewer function calls.
1036 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
1037 (print_operand, case 'p'): Ensure positive operand.
1038 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
1039 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
1040 (PREDICATE_CODES): Add new predicates.
1041 * rs6000.md (addsi3): Split 32-bit constants more correctly.
1042 (divsi3, modsi3): Ensure positive power-of-2.
1043 (adddi3): Use new predicate. Split 32-bit constants more
1044 correctly. Re-arrange splitter to handle any constant.
1045 (subdi3): Use new predicate.
1046 (divdi3, moddi3): Ensure positive power-of-2.
1047 (movdi): Use rs6000_emit_set_const.
1048 (load_toc_v4_pic_di): Delete.
1050 2001-07-31 Graham Stott <grahams@redhat.com>
1052 * function.c (pad_below): Revert 2001-07-26 patch.
1054 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1056 * reg-stack (convert_regs_1): Fix best edge condition.
1058 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1060 * jump.c (duplicate_loop_exit_test): Better test for jumps
1061 entering the loop; create loop pre_header.
1063 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
1065 * doc/install.texi: Add s390 and s390x as new targets.
1066 * doc/invoke.texi: Add documantation of S/390 and zSeries
1068 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
1070 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1072 * config/m68k/m68k.md: Replace all general_operand with
1073 nonimmediate_operand for all destinations.
1074 * config/m68k/m68k.c (not_sp_operand): Likewise.
1076 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
1078 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
1080 2001-07-30 Richard Henderson <rth@redhat.com>
1082 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
1083 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
1085 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1087 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
1088 Add missing doc strings
1089 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
1090 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
1092 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
1094 * i386.c (ix86_output_main_function_alignment_hack): New function.
1095 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
1097 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
1098 edges by EDGE_DFS_BACK flag.
1099 (dump_edge_info): Add dfs_back flag.
1100 * basic-block.h (EDGE_DFS_BACK): New constant.
1101 (mark_dfs_back_edges): Declare.
1102 * alias.c (loop_p): Remove.
1103 (mark_constant_function): Use mark_dfs_back_edges.
1105 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
1106 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
1107 (compensate_edge): Break out from ...
1108 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
1109 (convert_regs_2): Set block_done once block is really done;
1110 Do updating of the predecesors counts.
1112 * toplev.c (rest_of_compilation): Recompute block_for_insn
1113 before post-reload cfg_cleanup.
1114 * function.c (thread_prologue_epilogue_insns):
1115 Call set_block_for_new_insns when emitting prologue directly.
1117 2001-07-30 Andreas Jaeger <aj@suse.de>
1119 * jump.c: Add prototype for mark_modified_reg.
1121 * cse.c (set_live_p): Add unused attribute.
1123 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
1125 (scan_for_source_files): Use long for count to avoid overflow.
1126 (output_data): Likewise.
1127 (output_data): Don't use string concatatenation to silence gcc
1130 * predict.c: Fix typos and grammar.
1132 * gcse.c (insert_insn_end_bb): Remove unused variables.
1134 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1136 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
1137 (attempt_auto_inc): LIkewise.
1138 (mark_used_reg): Likewise.
1139 (try_pre_increment_1): Likewise.
1140 * regclass.c (regclass): Likewise.
1141 * global.c (allocno_compare): Update comment; change scaling factor.
1142 * local-alloc.c (QTY_CMP_PRI): Likewise.
1143 * regs.h (REG_FREQ_FROM_BB): New.
1144 (REG_FREQ_MAX): Likewise.
1146 2001-07-30 H.J. Lu <hjl@gnu.org>
1148 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
1151 2001-07-30 H.J. Lu (hjl@gnu.org)
1153 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
1154 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1155 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
1157 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
1159 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
1160 as -mthumb-interwork when -mcpu=arm7 is specified.
1162 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1164 * predict.def (noreturn, loop branch, loop exit): Mark as first
1167 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
1169 * combine.c (try_combine): Avoid barrier after noop jumps.
1171 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1173 * cpphash.h (struct cpp_reader): Remove import_warning.
1174 * cpplib.c (skip_rest_of_line): Don't bother turning off
1176 (parse_include): Move include handling to...
1177 (do_include_common): ... here. Move import warning from...
1178 (do_import): ... here.
1179 (do_pragma_poison): Don't do a callback for poison identifiers.
1180 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
1181 * cppmain.c (setup_callbacks): Similarly.
1183 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1185 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
1186 handle multiple sets.
1187 * except.c (sjlj_mark_call_sites): .... here.
1188 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
1190 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1192 Suggested by Richard Henderson and Richard Kenner:
1193 * combine.c (recog_for_combine): Use the fake recog
1194 only if instruction does not match.
1195 * rtl.h (NOOP_MOVE_INSN_CODE): New.
1196 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
1198 * combine.c (try_combine): Discover noop jump as direct jump.
1200 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
1202 * df.c (df_rd_global_compute): Add successors to worklist, not
1204 (df_ru_global_compute): Ditto.
1206 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
1208 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
1209 increment REG_N_SETS.
1211 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
1213 * sbitmap.h: New prototype for sbitmap_a_xor_b.
1215 * sbitmap.c (sbitmap_a_xor_b): New function.
1216 ifdef the basic block stuff on IN_GCC.
1218 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1220 * cppexp.c (parse_defined): Always record the macro name.
1221 (lex): Don't worry about identifiers, or special-case
1223 (_cpp_parse_expr): Figure out at the end of the routine
1224 whether we saw a valid !defined() expression.
1225 * cppfiles.c (stack_include_file): Update for mi_valid.
1226 (_cpp_pop_file_buffer): Similarly.
1227 * cpplex.c (_cpp_lex_token): Similarly.
1228 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
1229 mi_if_not_defined, mi_lexed): Remove.
1231 * cpplib.c (do_if): Simplify.
1232 (do_endif, push_conditional, _cpp_handle_directive): Update
1233 for renaming of mi_state to mi_valid.
1235 * cpp.texi: Add index entries for digraphs, and add comment
1236 that C++ refers to them as alternative tokens.
1238 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
1240 * basic-block.h (CLEANUP_PRE_LOOP): New.
1241 * except.c (finish_eh_generation): Update call of cleanup_cfg.
1242 * sibcall.c (optimize_sibling_calls): Likewise.
1243 * toplev.c (rest_of_compilation): Likewise.
1244 * flow.c (try_forward_edges): Take argument MODE;
1245 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
1246 (try_optimize_cfg): Update call of try_forward_edges.
1248 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1249 Jan Hubicka <jh@suse.cz>
1251 * (validate_replace_rtx_1): Fix simplification of MINUS.
1253 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
1255 PR preprocessor/3669
1256 * cppinit.c (init_dependency_output): Turn off dump requests
1257 if sending dependencies to stdout.
1259 2001-07-28 Richard Henderson <rth@redhat.com>
1261 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
1264 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
1266 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
1268 2001-07-28 Kazu Hirata <kazu@hxi.com>
1270 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
1271 is VAR_DECL first to prevent an ICE.
1273 2001-07-28 Richard Henderson <rth@redhat.com>
1275 * varasm.c (immed_real_const_1): Don't elide special cases for
1277 (clear_const_double_mem): Clear const_tiny_rtx too.
1279 2001-07-28 Richard Henderson <rth@redhat.com>
1281 * dwarf2out.c (dw_val_class_offset): New.
1282 (struct dw_ranges_struct, dw_ranges_ref): New.
1283 (ranges_table, ranges_table_allocated): New.
1284 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
1285 (add_AT_offset, add_ranges, output_ranges): New.
1286 (print_die, output_die): Handle dw_val_class_offset.
1287 (attr_checksum, size_of_die, value_format): Likewise.
1288 (gen_lexical_block_die): Handle non-contiguous blocks.
1289 (gen_block_die): Likewise.
1290 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
1291 if needed. Dump the ranges table.
1292 * final.c (final_start_function): Remove unnecessary notes and
1293 rebuild the block tree before numbering the blocks.
1294 * function.c (reorder_blocks_0): Walk the existing block tree
1295 to unmark all blocks.
1296 (reorder_blocks_1): Create block fragments when duplicate block
1298 (reorder_fix_fragments): New.
1299 (reorder_blocks): Call it.
1300 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
1302 2001-07-28 Richard Henderson <rth@redhat.com>
1304 * emit-rtl.c (adjust_address): Make a copy of the memory address.
1306 2001-07-28 Richard Henderson <rth@redhat.com>
1308 * flow.c (add_to_mem_set_list): New function.
1309 (init_propagate_block_info): Use it.
1310 (mark_set_1): Likewise.
1311 (insn_dead_p): Canonicalize memory address for dead store
1312 comparison. Allow wider mode stores to kill narrower mode stores.
1313 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
1314 (invalidate_mems_from_set): Don't handle MEMs.
1316 2001-07-28 Kazu Hirata <kazu@hxi.com>
1318 * config/h8300/h8300.h: Fix formatting.
1320 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1322 * basic-block.h (EDGE_FREQUENCY): New macro.
1323 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
1325 * flow.c (find_sub_basic_blocks): Likewise.
1326 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
1327 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
1329 * predict.c (DEF_PREDICTOR): New argument FLAGS.
1330 (HITRATE): New macro.
1331 (PRED_FLAG_FIRST_MATCH): New constant.
1332 (predictor_info): New field flgags.
1333 (combine_predictions_for_insn): Use DS theory to combine
1334 probabilities; set the edge probabilities when finished.
1335 (estimate_probability): Avoid duplicated matches
1336 of LOOP_BRANCH heuristics for nested loops; update comment.
1337 * predict.def: Add flags for each prediction, set probabilities
1338 according to B&L paper.
1339 * predict.h (DEF_PREDICTOR): New argument FLAGS.
1341 * profile.c (compute_branch_probabilities): Cleanup way the edge
1342 probabilities are computed and REG_BR_PROB notes are dropped; if
1343 values does not match, emit error.
1344 (init_branch_prob): Do error instead of warning when profile driven
1345 feedback is missing or corrupt.
1347 2001-07-27 DJ Delorie <dj@redhat.com>
1349 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
1350 against a constant, try to adjust the compare to have the desired
1351 constant in it so that min/max optimizations happen more often.
1353 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1355 * flow.c (last_loop_beg_note): New function.
1356 (redirect_edge_and_branch): Use it.
1357 (split_edge): Likewise.
1359 * alias.c (loop_p): Avoid uninitialized memory access.
1361 * flow.c (try_forward_edges): Avoid accessing freed memory.
1363 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
1366 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1368 * doc/install.texi (Configuration): Properly link the host
1369 specific instructions also when generating HTML.
1371 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
1373 * flow.c (redirect_edge_and_branch_force): Test
1374 target->global_live_at_start.
1376 2001-07-26 Richard Henderson <rth@redhat.com>
1378 * simplify-rtx.c (avoid_constant_pool_reference): Export.
1379 * rtl.h (avoid_constant_pool_reference): Declare it.
1380 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
1381 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
1383 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1385 * rtl.h (cleanup_barriers): Declare.
1386 * jump.c (cleanup_barriers): New function.
1387 * toplev.c (rest_of_compilation): Call cleanup_barriers
1388 before loop optimizer and after bb_reorder.
1390 * flow.c (back_edge_of_syntactic_loop_p): New.
1391 (split_edge): Use it.
1393 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1395 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
1397 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
1399 * cse.c (cse_process_notes): Replace any registers if the address
1402 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
1404 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
1405 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
1406 (propagate_block): Update prototype.
1407 * flow.c (update_life_info): Simplify the CFG and
1408 recalculate the global regs which are alive when
1409 removing dead code during a global update.
1410 (propagate_block): Return non-zero if an INSN is
1413 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1415 * Makefile.in (LIBICONV): Define.
1417 2001-07-26 Catherine Moore <clm@redhat.com>
1419 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
1420 of conditional to avoid tree checking errors.
1422 2001-07-26 Kazu Hirata <kazu@hxi.com>
1424 * regmove.c (regmove_optimize): Don't replace a reg with
1425 another reg of a different mode.
1427 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
1429 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
1430 limit length of dependancy flush list.
1431 * params.h (MAX_PENDING_LIST_LENGTH): Define.
1432 * sched-int.h (struct deps): Add pending_flush_length field.
1433 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
1434 has 1 element in it.
1435 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
1436 (sched_analyze): After a jump, if the pending memory flush list is too
1437 large, flush the pending lists.
1438 (init_deps): Initialize pending_flush_length to 0.
1439 * doc/invoke.texi (max_pending_list_length): Document parameter.
1441 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
1443 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
1444 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
1445 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
1447 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1449 * cpphash.h (struct_lexer_state): Delete was_skipping.
1450 Move skipping here from struct cpp_reader.
1451 * cpplex.c (parse_identifier): Update.
1452 (_cpp_lex_token): Don't skip tokens in a directive.
1453 * cpplib.c (struct if_stack): Update.
1454 (start_directive, end_directive): Don't change skipping state.
1455 (_cpp_handle_directive): Update.
1456 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
1457 (do_else, do_endif): Update; only check for excess tokens if not
1458 in a skipped conditional block.
1459 (push_conditional): Update for new struct if_stack.
1461 2001-07-26 Graham Stott <grahams@redhat.com>
1463 * function.c (locate_and_pad_parm): Also pad initial offset
1464 so that the total argument size also includes the padding.
1466 2001-07-26 Graham Stott <grahams@redhat.com>
1468 * gensupport.c (alter_output_for_insn): Correct enable checking failure
1469 change XSTR to XTMPL.
1471 (process_one_cond_exec): Likewise
1473 2001-07-25 Richard Henderson <rth@redhat.com>
1475 * varasm.c (assemble_variable): Create DECL_RTL before setting
1478 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
1480 * predict.c (estimate_probability): Avoid duplicated predictions.
1482 * loop.c (find_and_verify_loops): Grok multiple barriers.
1484 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1486 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
1488 * dbxout.c: Consistently use putc instead of fputc.
1489 (print_wide_int): New function; call instead of direct fprintf.
1490 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
1491 (dbxout_type_fields, dbxout_type_method_1): Likewise.
1492 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
1493 (print_int_cst_octal): Likewise.
1494 (print_octal): Show we wrote characters.
1495 (dbxout_type): Set have_used_extensions in more places.
1497 2001-07-25 Catherine Moore <clm@redhat.com>
1499 * config/v850/v850.c (v850_va_arg): Use addr
1500 instead of valist to build incr.
1502 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
1504 * flow.c (delete_dead_jumptables): New function.
1505 (life_analyzis): Call it.
1506 * bb-reorder.c (skip_insns_after_block): Handle contradictory
1509 2001-07-25 Richard Henderson <rth@redhat.com>
1511 * except.c (reachable_handlers): Handle a region being removed
1512 out from under a RESX.
1514 2001-07-25 Richard Henderson <rth@redhat.com>
1516 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
1517 swap GE/GT if it is an fp comparison.
1519 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
1521 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
1524 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
1526 * ssa.c (rename_insn_1): Do not wrap an assignment to a
1527 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
1530 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
1532 (visit_expression): When attempting to simplify an expression,
1533 retrieve any modes for arguments before they are simplified
1536 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1537 Janis Johnson <janis@us.ibm.com>
1539 * stmt.c (expand_goto): A nonlocal goto can be a call too.
1540 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
1541 pointer parameters to match documented usage of nonlocal_goto.
1542 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
1543 parameters to their correct order.
1544 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
1545 parameters to their correct order.
1547 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1549 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
1551 2001-07-25 Jan Hubicka <jh@suse.cz>
1552 Richard Henderson <rth@redhat.com>
1554 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
1556 (make_edges): New argument update_p; populate the edge cache if set.
1557 (find_basic_blocks): Update make_edges invocation.
1559 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1561 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
1563 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1565 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
1566 -Acpu and -Amachine.h.
1567 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
1568 Corrected header to say ELF not a.out.
1569 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
1570 when given -msoft-float.
1572 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1574 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
1575 extra multilib parts like arm-elf.
1576 (i960-*-coff*, i960-*-rtems): Should not use collect2.
1577 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
1578 crtfini.o as extra multilib parts.
1580 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1582 * configure.in: Add rtems as a supported thread model.
1583 * gthr-rtems.h: Add missing entry point __gthread_active_p.
1584 * configure: Rebuilt.
1586 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
1588 * stor-layout.c (get_mode_alignment): make it work when
1589 BITS_PER_UNIT is not a power of two.
1590 * builtins.c (get_pointer_alignment): Likewise.
1592 2001-07-24 Richard Henderson <rth@redhat.com>
1594 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
1595 the retrieved constant into the expected mode.
1597 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1599 * flow.c (try_simplify_condjump): Avoid duplicated edges.
1600 (verify_flow_info): Check for duplicated edges; clarify
1603 * flow.c (block_label): Update basic_block_for_insn.
1604 (commit_edge_insertions): Call compute_bb_for_insn.
1606 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
1609 * flow.c (redirect_edge_and_branch,
1610 try_optimize_cfg): Use redirect_edge_succ_nodup
1611 (redirect_edge_succ_nodup): New.
1612 * basic_block.h (redirect_edge_succ_nodup): Declare.
1614 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
1617 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1619 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
1620 (try_crossjump_to_edge): Update commetns.
1621 (try_crossjump_bb): Likewise.
1623 2001-07-24 Richard Henderson <rth@redhat.com>
1625 * combine.c (distribute_notes): Move set of need_refresh
1626 for noop_move_p down to catch all cases.
1628 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
1630 * recog.c (split_all_insns_noflow): New.
1631 * rtl.h (split_all_insns_noflow): Declare.
1632 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
1633 * m68hc11.c (m68hc11_reorg): Likewise.
1634 * sh.c (machine_dependent_reorg): Likewise.
1635 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
1638 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
1640 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
1641 (ashlsi3_n splitter): Likewise.
1642 (lshrsi3_n splitter): Likewise.
1644 (GOTaddr2picreg): Make const SImode.
1645 (sym_label2reg): Likewise.
1646 (symGOT2reg): Likewise.
1647 (symGOTOFF2reg) Likewise.
1649 (casesi_worker_0): Make unspec SImode.
1651 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
1653 * config/sh/sh.c (barrier_align): Check that an operand really is
1654 an insn before extracting its INSN_CODE.
1656 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
1658 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
1661 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
1662 for SImode to prevent overflow.
1664 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1666 * config/mips/irix6-libc-compat.c: New file.
1667 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
1668 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
1671 2001-07-24 lars brinkhoff <lars@nocrew.org>
1673 * rtl.texi (REG_POINTER): Document.
1674 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
1675 QFmode, HFmode, TQFmode, QCmode, and HCmode.
1677 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1679 * flow.c (delete_noop_moves): Do not confuse libcall regions.
1681 2001-07-23 Richard Henderson <rth@redhat.com>
1683 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
1685 2001-07-23 Kazu Hirata <kazu@hxi.com>
1687 * config/h8300/h8300-protos.h: Add a prototype for
1688 general_operand_dst_push.
1689 * config/h8300/h8300.c (general_operand_dst_push): New.
1690 * config/h8300/h8300.h (OK_FOR_T): New.
1691 (EXTRA_CONSTRAINT): Use it.
1692 * config/h8300/h8300.md (movqi_push): Remove and integrate into
1693 the existing movqi pattern.
1694 (movhi_push): Likewise.
1696 * reload.c: Fix comment typos.
1698 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1700 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
1702 2001-07-23 H.J. Lu (hjl@gnu.org)
1704 * doc/extend.texi: Update __builtin_return_address and
1705 __builtin_frame_address.
1707 2001-07-23 Richard Henderson <rth@redhat.com>
1709 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
1711 * config/i386/i386.md: New setcc+movzbl peephole2.
1713 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1715 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
1716 * objc/objc-act.c: Include debug.h.
1717 (synth_module_prologue): Save and restore debug hooks too.
1719 2001-07-23 lars brinkhoff <lars@nocrew.org>
1721 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
1722 and C4X_FLOAT_FORMAT.
1723 (BOOL_TYPE_SIZE): Document.
1725 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
1727 * unroll.c (loop_iterations): Fix miscalculation of initial
1730 2001-07-13 Andrew Haley <aph@redhat.com>
1732 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
1733 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
1734 * config/sh/sh.c (sh_can_redirect_branch): New function.
1735 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
1736 * reorg.c (steal_delay_list_from_target): Use
1737 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
1739 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
1741 * flow.c (try_simplify_condjump): Unlink insn chain on
1742 fallthru edge; use can_fallthru.
1744 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1746 * basic-block.h (find_sub_basic_block): Declare.
1747 * flow.c (make_edges): New arguments MIN and MAX;
1748 (find_sub_basic_blocks): Revamp to use make_edges
1749 and purge_dead_edges.
1750 (find_basic_blocks): Update call of find_sub_basic_block.
1752 * recog.c (split_all_insns): Always expect CFG to be consistent;
1753 call find_sub_basic_blocks in case something has changed.
1754 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
1757 * basic-block.h (delete_noop_moves): Declare.
1758 * combine.c (combine_instructions): Call it.
1759 (recog_for_combine): Tolerate noop moves
1760 (distribute_notes): Force refresh when register dies at noop move.
1761 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
1763 (life_analysis): Update delete_noop_moves call.
1764 (set_noop_p): Move too ...
1765 * rtlanal.c (noop_move_p): ... here.
1766 * rtl.h (noop_move_p): Declare.
1768 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
1769 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
1771 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
1772 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
1774 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
1776 * reload.c (push_reload): Fix typo in comment.
1777 (find_reloads_address): Ditto.
1778 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
1780 2001-07-22 Richard Henderson <rth@redhat.com>
1782 * flow.c: Grammar check and clarify a lot of comments.
1783 (try_simplify_condjump): Rename variables to be clearer.
1784 (try_forward_edges): Skip complex and fallthru edges.
1785 Rearrange tests to avoid duplicate checks.
1786 (flow_find_cross_jump): Likewise.
1787 (outgoing_edges_match): Allow match if neither branch has
1788 probability data. Loosen probability match to 5%.
1789 (try_crossjump_to_edge): Hoist repeated indirection into
1791 (try_crossjump_bb): Don't check complex edges. Eliminate
1792 redundant crossjump tests.
1793 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
1794 checks before more expensive checks.
1796 2001-07-22 Richard Henderson <rth@redhat.com>
1798 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
1799 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
1802 2001-07-22 Richard Henderson <rth@redhat.com>
1804 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
1805 (const_sint32_operand): Likewise.
1806 * m68k.md (anon mulsi pattern): Use const_int_operand not
1807 const_sint32_operand.
1808 (umulsi3_highpart): Zero extend a constant input.
1809 (smulsi3_highpart): Don't bother checking SImode constant.
1810 (const_umulsi3_highpart): Give op3 DImode.
1811 (const_smulsi3_highpart): Likewise.
1813 2001-07-22 Richard Henderson <rth@redhat.com>
1815 * flow.c (split_block): Make sure bb_note is included in the
1816 new block when splitting before a label.
1818 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1820 * basic-block.h (redirect_edge_and_branch_force,
1821 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
1822 * flow.c (redirect_edge_and_branch_force,
1823 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
1824 (redirect_edge_and_branch_force): Fix copying of lifeness information.
1825 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
1826 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
1827 instead of label; update CFG after transformation.
1828 (find_if_case_1): Update call, use redirect_edge_and_branch_force
1829 for finishing the transformation; handle even case where ELSE
1830 does not follow THEN.
1831 (find_if_case_2): Update call of dead_or_predictable; simplify
1834 * emit-rtl.c (split_branch_probability): New global variable.
1835 (try_split): Take care to set split_branch_probability and
1836 create REG_BR_PROB note for new jump insns.
1837 * md.texi (define_split): Document new feature.
1839 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
1841 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
1843 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
1844 (asm_out_file): Remove redundant declaration.
1845 (assemble_asm): Remove old #if 0 block.
1846 (assemble_variable): Remove end of function; debug output is
1847 now handled with global_decl. Remove old #if 0 block. Update.
1848 Remove saved_in_section and associated no-op code.
1849 * Makefile.in (varasm.o): Correct dependencies.
1851 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
1853 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1854 the definition in defaults.h.
1856 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1858 * jump.c: Update comments.
1859 (delete_barrier_successors, delete_unreferenced_labels,
1860 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
1861 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
1862 jump_optimize, jump_optimize_minimal): Kill.
1863 (rebuild_jump_labels): Move code from jump_optimize_1.
1864 (purge_line_number_notes): Likewise.
1865 (copy_loop_headers): Likewise.
1866 * reg-stack.c: Update comment.
1868 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
1869 JUMP_AFTER_REGSCAN): Kill.
1870 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
1871 purge_line_number_notes and copy_loop_headers.
1873 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
1874 Richard Henderson <rth@redhat.com>
1876 * dbxout.c (dbxout_global_decl): New.
1877 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
1878 * sdbout.c (sdbout_finish): New.
1879 (sdbout_debug_hooks): Use it, add comments.
1880 (sdbout_global_decl): Defer initialised public vars to
1882 * varasm.c (assemble_variable): Don't output debug information
1883 for file-scope variables.
1885 2001-07-22 Richard Henderson <rth@redhat.com>
1887 * config/alpha/alpha.c (get_trap_mode_suffix): New.
1888 (get_round_mode_suffix): New.
1889 (print_operand): Use them for [/]. Remove support for [&'`()+].
1890 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
1891 * config/alpha/alpha.md (attr round_suffix): New.
1892 (attr trap_suffix): New.
1893 (all insns): Set them appropriately. Use %/ instead of the
1896 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1898 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
1900 2001-07-22 Richard Henderson <rth@redhat.com>
1902 * regrename.c (regrename_optimize): Compute nregs for each
1903 potential target register.
1905 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
1906 Richard Henderson <rth@redhat.com>
1908 * dbxout.c (dbxout_global_decl): New.
1909 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
1910 * sdbout.c (sdbout_finish): New.
1911 (sdbout_debug_hooks): Use it, add comments.
1912 (sdbout_global_decl): Defer initialised public vars to
1914 * varasm.c (assemble_variable): Don't output debug information
1915 for file-scope variables.
1917 2001-07-21 H.J. Lu (hjl@gnu.org)
1919 * config/mips/mips.c (mips_cpu): Moved into ...
1920 (override_options): Here.
1922 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
1924 (mips_cpu): Removed.
1926 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1928 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
1929 ("iorqi3"): Likewise.
1930 ("xorqi3"): Likewise.
1931 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
1932 ("*subhi3_sp): Likewise.
1933 ("*subhi3"): Likewise.
1934 ("extendhisi2"): Accept D, X and Y as source operand to avoid
1937 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
1939 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
1940 * config/freebsd.h: Likewise.
1941 * config/linux.h: Likewise.
1942 * config/openbsd.h: Likewise.
1943 * config/alpha/linux-elf.h: Likewise.
1944 * config/arm/linux-elf.h: Likewise.
1945 * config/d30v/d30v.h: Likewise.
1946 * config/fr30/fr30.h: Likewise.
1947 * config/ia64/aix.h: Likewise.
1948 * config/ia64/ia64.h: Likewise.
1949 * config/mips/linux.h: Likewise.
1950 * config/pj/pj.h: Likewise.
1951 * config/rs6000/linux.h: Likewise.
1952 * config/sparc/linux.h: Likewise.
1953 * config/sparc/linux64.h: Likewise.
1955 2001-07-20 Bruce Korb <bkorb@gnu.org>
1957 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
1958 because getc() and char* may disagree on signedness.
1960 2001-07-20 Richard Henderson <rth@redhat.com>
1962 * doc/rtl.texi (REG_DEAD): Update for current semantics.
1964 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
1965 insns to delete in the presence of cc0 in a jump insn.
1967 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1968 Jan Hubicka <jh@suse.cz>
1970 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
1971 of doing the change by hand.
1973 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
1975 * rtlanal.c (set_noop_p): Return true for noop jumps.
1977 * expr.c (emit_single_push_insn): Add call to push expander.
1978 * expr.h (optab_index): Add OTI_push
1979 (push_optab): New constant.
1980 * genopinit.c (optabs): Add push_optab.
1981 * optabs.c (init_optab): Init push optab.
1982 * md.texi (push??1): Document
1984 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1986 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
1987 expand to emit the pattern; put a REG_INC note for push/pop
1989 ("movdf", "movdf_internal"): Likewise.
1990 ("movsi", "movsi_internal"): Likewise.
1991 ("movsf", "movsf_internal"): Likewise.
1992 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
1994 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1996 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
1999 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
2001 * params.def: Change default max inline insns to 100.
2003 2001-07-20 Diego Novillo <dnovillo@redhat.com>
2005 * combine.c (combine_simplify_rtx): Generate a new shift operation
2006 when simplifying the first operand of a (neg (ashift)) expression.
2008 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2010 * regclass.c (N_REG_INTS): Use only 32 bits per element.
2012 2001-07-20 Kelley Cook <kelley.cook@home.com>
2014 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
2015 information. Move rest into ...
2016 (*-*-solaris): ... here. Eliminate redundant information and
2017 reword necessary packages section. Delete 4.x assembler bug info.
2018 (sparc-sun-*): Merge into ...
2019 (sparc-sun-sunos*): here.
2021 2001-07-20 Catherine Moore <clm@redhat.com>
2023 * config/v850/v850.md (casesi): Generate LABEL_REF
2026 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2028 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
2029 * i386.c (ix86_zero_extend_to_Pmode): Make global.
2030 * i386.md (strclrsi expander): Use it.
2032 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2034 * integrate.c (copy_insn_list): handle
2035 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
2036 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
2037 identically as to CODE_LABEL.
2039 * fold-const (fold): Convert A/B/C to A/(B*C) and
2042 * except.c (connect_post_landing_pads): Delete the RESX insns.
2044 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
2046 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
2048 * config/mips/mips.md (nmadd/nmsub): Use macro.
2050 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
2052 * cppinit.c (remove_dup_dir): Make static.
2053 (remove_dup_dirs): Make static. Only warn about preempting a
2054 system directory with a non-system directory.
2056 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2058 * ifcvt.c (noce_try_store_flag_constants): Correct order
2059 of parameters to trunc_int_for_mode.
2061 2001-07-19 Mark Mitchell <mark@codesourcery.com>
2063 * reorg.c (fill_simple_delay_slots): If an instruction might throw
2064 an exception that will be caught within this function, do not fill
2065 its delay slot with any subsequent instruction.
2067 2001-07-19 Steve Ellcey <sje@cup.hp.com>
2069 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
2070 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
2071 pointer extension instruction.
2072 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
2073 * simplify-rtx.c (simplify_unary_operation) Likewise.
2074 * explow.c (convert_memory_address) Check value of
2075 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
2077 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
2078 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
2079 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
2080 Add Multilib Support.
2081 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
2082 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
2083 Add Multilib Support.
2084 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
2086 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
2087 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
2088 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
2090 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
2092 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
2093 old and new operands in `<', `3' and `b'.
2095 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2097 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
2098 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
2099 (toplev.o): Don't depend on xcoffout.h.
2100 * c-decl.c: Include debug.h
2101 (duplicate_decls): Use debug hook.
2102 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
2103 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2104 (dbxout_types): Remove.
2105 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
2106 * debug.c (do_nothing_debug_hooks): Update.
2107 (debug_true_tree, debug_nothing_rtx): New.
2108 * debug.h (struct rtx_def): New.
2109 (struct gcc_debug_hooks): New hooks ignore_block,
2110 outlining_inline_function and label.
2111 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
2112 dwarf2out_frame_finish): New.
2113 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
2114 Make static, update prototype.
2115 (dwarf2_debug_hooks): Update.
2116 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
2117 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
2118 * dwarfout.c (dwarf_debug_hooks): Update.
2119 * emit-rtl.c: Include debug.h.
2120 (remove_unnecessary_notes): Use debug hook.
2121 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
2122 (final_scan_insn): Use debug hook.
2123 * integrate.c (output_inline_function): Use debug hook.
2124 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
2125 (sdb_debug_hooks): Update.
2126 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
2127 * toplev.c: Don't include xcoffout.h.
2128 (note_outlining_of_inline_function, debug_ignore_block): Remove.
2129 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
2131 * tree.h (dwarf2out_do_frame): Remove.
2133 2001-07-19 Catherine Moore <clm@cygnus.com>
2135 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
2137 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2139 * reload1.c (eliminate_regs_in_insn): When updating a set
2140 to the frame pointer to the hardware frame pointer, perform
2141 the update always not just when REPLACE is set.
2143 * reload1.c (choose_reload_regs): Don't inherit a reload
2144 that crosses multiple registers if registers past the first
2145 don't fit in the desired class.
2147 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
2148 when negating constants.
2150 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
2152 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
2153 * doc/tree.texi: Ditto.
2155 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
2156 Jakub Jelinek <jakub@redhat.com>
2158 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
2159 (extract_cie_info): Handle "eh" augmentation properly,
2161 (struct frame_state, __frame_state_for): New.
2163 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2165 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
2166 HANDLE_SYSV_PRAGMA): Define.
2167 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
2169 (copy_object): Caller changed.
2171 2001-07-19 Andreas Schwab <schwab@suse.de>
2173 * configure.in (assembler dwarf2 debug_line support): Define nop
2175 * configure: Regenerated.
2177 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2179 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
2181 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
2182 to conditionally compiled block.
2183 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2184 * dbxout.h (dbxout_function): Remove.
2185 * debug.c (do_nothing_debug_hooks): Update.
2186 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
2187 global_decl, deferred_inline_function.
2188 * dwarf2out.c (dwarf2_debug_hooks): Update.
2189 (dwarf2out_global_decl): New.
2190 * dwarfout.c: Don't include dwarfout.h.
2191 (dwarfout_global_decl, dwarfout_function_decl,
2192 dwarfout_deferred_inline_function): New.
2193 (dwarf_debug_hooks): Update.
2194 * dwarfout.h: Remove.
2195 * final.c: Don't include dwarfout.h.
2196 * sdbout.c (sdbout_global_decl): New.
2197 (sdbout_debug_hooks): Update.
2198 * toplev.c: Don't include dwarfout.h.
2199 (check_global_declarations, rest_of_compilation): Use new debug hooks.
2200 (note_deferral_of_defined_inline_function): Remove.
2201 * toplev.h (note_deferral_of_defined_inline_function): Remove.
2202 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
2203 * ch/lex.c: Don't include dwarfout.h.
2204 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
2205 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
2206 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
2207 * cp/optimize.c: Include debug.h.
2208 (maybe_clone_body): Use debug hook.
2209 * cp/semantics.c: Include debug.h.
2210 (expand_body): Use debug hook.
2211 * po/POTFILES.in: Remove dwarfout.h.
2213 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2215 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
2216 * c-parse.in (yyerror, _yylex): Similarly.
2217 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
2218 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
2220 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
2221 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
2223 2001-07-18 Jeff Sturm <jsturm@one-point.com>
2225 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
2226 in-class declaration at -g1. Fixes c++/2814.
2228 2001-07-18 Richard Henderson <rth@redhat.com>
2230 * doc/md.texi (reload_in/out): Document restrictions in predicates
2231 and constraints for these patterns. Document empty string matching
2234 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2236 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
2238 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2240 * cse.c: Undo my previous patch.
2242 2001-07-18 Tom Tromey <tromey@redhat.com>
2245 * configure: Rebuilt.
2246 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
2248 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
2250 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
2251 Jan Hubicka <jh@suse.cz>
2253 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
2254 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
2255 * jump.c (mark_jump_label): Do not forward branches.
2257 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2259 * cse.c (delete_trivially_dead_insns): Delete the libcall block
2260 when return value is unused.
2262 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2264 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
2266 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
2268 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
2269 on error. We can't blindly return the result of
2270 pthread_mutex_trylock because it returns a positive number on
2271 error, while we must return -1 on error.
2272 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
2274 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
2276 2001-07-18 Andreas Jaeger <aj@suse.de>
2278 * integrate.c (output_inline_function): Correct type of debug_hooks.
2280 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
2282 * combine.c (combine_simplify_rtx): DIV can be treated
2283 associatively for floats if unsafe math optimisations are enabled.
2285 2001-07-17 Richard Henderson <rth@redhat.com>
2287 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
2289 2001-07-17 Richard Henderson <rth@redhat.com>
2291 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
2292 don't force the function address into a register.
2293 (expand_call, emit_library_call_value_1): Update callers.
2294 * builtins.c (expand_builtin_apply): Likewise.
2295 * expr.h (prepare_call_address): Update decl.
2297 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
2299 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
2301 * config/i386/chorus.h: Move up.
2302 * config/sparc/chorus.h: Likewise.
2303 * config/rs6000/chorus.h: Likewise.
2304 * config/chorus.h: Moved here.
2306 2001-07-17 Andreas Schwab <schwab@suse.de>
2308 * configure.in (assembler eh_frame optimization): Handle big
2310 * configure: Regenerated.
2312 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2314 * expr.c (epxand_expr): Convert divisions into multiplications by
2315 reciprocals if -ffast-math.
2317 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
2319 * dbxout.c (dbxout_really_begin_function): Rename to
2320 dbxout_begin_function.
2321 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2322 (dbxout_begin_function): Remove.
2323 (dbxout_function): Update.
2324 (dbxout_source_line): Update prototype.
2325 * dbxout.h (dbxout_begin_function): Remove.
2326 * debug.c (do_nothing_debug_hooks): Update.
2327 (debug_nothing_tree): Update.
2328 (debug_nothing_charstar_rtx): Remove.
2329 * debug.h (union tree_node): Declare.
2330 (struct rtx_def): Remove.
2331 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
2332 begin_function. Change source_line prototype.
2333 (debug_nothing_tree): New.
2334 (debug_nothing_charstar_rtx): Delete.
2335 (dwarf2out_begin_prologue): Moved from ...
2337 * dwarf2out.c (dwarf2_debug_hooks): Update.
2338 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
2339 debug info, call dwarf2out_source_line.
2340 (dwarf2out_souce_line): Update prototype.
2341 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
2342 Change prototype, make static.
2343 (dwarfout_source_line): Update prototype.
2344 (dwarf_debug_hooks): Update.
2345 * dwarfout.h (dwarfout_begin_function): Remove.
2346 * final.c (final_start_function, final_scan_insn): Use appropriate
2347 debug hooks, update to use notice_source_line.
2348 (output_source_line): Rename notice_source_line. Don't call the
2349 source_line debug hook.
2350 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
2351 make static, update prototype.
2352 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
2354 (sdbout_end_prologue): New.
2355 (sdbout_source_line): Update prototype.
2356 (sdbout_debug_hooks): Update.
2357 (sdbout_symbol): Remove unused var.
2358 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
2360 * varasm.c: Include debug.h.
2361 (assemble_start_function): Use begin_function debug_hook.
2362 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2363 update with prototype.
2364 (xcoffout_source_line): Update prototype.
2365 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2367 (xcoffout_source_line): Update prototype.
2369 2001-07-17 Richard Henderson <rth@redhat.com>
2371 * c-typeck.c (build_binary_op): Do not shorten unsigned
2372 right shift after sign extension.
2374 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2376 * combine.c (combine_simplify_rtx): Attempt to simplify
2377 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
2379 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
2380 (simplify_binary_operation, simplify_unary_operation,
2381 simplify_relational_operation): Use it.
2383 * combine.c (combine_simplify_rtx): Don't do associative law
2384 on divisions; allow associative law on floats.
2386 2001-07-17 H.J. Lu <hjl@gnu.org>
2387 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2389 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
2390 ASM_OUTPUT_WEAK_ALIAS are defined.
2391 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
2392 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
2394 * config/mips/iris5.h: ... here.
2395 (HANDLE_SYSV_PRAGMA): Defined as 1.
2396 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
2397 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
2400 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
2402 * c-parse.in (all_prefix_attributes): New variable.
2403 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
2404 (maybe_resetattrs): New production.
2405 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
2406 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
2407 notype_initdcl, nested_function, notype_nested_function,
2408 component_decl, components, components_notype,
2409 component_declarator, component_notype_declarator,
2410 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
2411 ivars, mydecl, myparm): Update. Avoid prefix attributes just
2412 after a comma being applied to more than one declarator.
2413 * doc/extend.texi (Attribute Syntax): Update. Remove
2414 documentation of bugs that are no longer present.
2416 2001-07-13 Eric Christopher <echristo@redhat.com>
2418 * config/mips/mips.h: Change TUNE_MIPS* options to use
2420 (EXTRA_SPECS): Add cc1_cpu_spec.
2421 * config/mips/mips.md (muldf3): Fix typo.
2423 2001-07-16 Richard Henderson <rth@redhat.com>
2425 * config/m68k/m68k.c: Include expr.h and reload.h.
2426 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
2427 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
2429 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2430 Richard Henderson <rth@redhat.com>
2432 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
2433 (insn_live_p): Fix fall off end of function.
2434 (dead_libcall_p): Remove COUNTS argument; update callers.
2435 (delete_trivially_dead_insns): Remove unused variables.
2437 2001-07-17 Andreas Jaeger <aj@suse.de>
2439 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
2442 * lcm.c (optimize_mode_switching): Avoid warning for unused
2443 variable if !NORMAL_MODE.
2445 * flow.c (try_crossjump_to_edge): Remove unused variable.
2447 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2449 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
2450 atexit declaration in stdlib.h.
2452 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
2454 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
2456 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2458 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
2459 * except.c (finish_eh_generation): Update call of cleanup_cfg;
2460 do rebuild_jump_labels instead of jump_optimize
2461 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
2462 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
2463 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
2465 * flow.c: Include timevar.h
2466 (find_basic_block): Push/pop timevar;
2467 (cleanup_cfg): Likewise.
2468 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
2469 * Makefile: Add dependencies on timevar.h
2471 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
2472 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
2474 * rtl.h (delete_trivially_dead_insns): Add new parameter.
2475 * toplev.c (rest_of_compilation): Update calls.
2476 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
2477 (delete_trivially_dead_insns): ... here; accept new argument
2478 preserve_basic_blocks; preserve basic blocks if set.
2480 * reg-stack.c (stack_regs_mentioned): Return 0 if
2481 stack_regs_mentioned_data is not initialized.
2482 (reg_to_stack): Make stack_regs_mentioned survive after the
2483 reg-stack is completted; do not call cleanup_cfg.
2484 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
2485 make cleanup_cfg after bb-reorder to output to debug file.
2487 2001-07-16 Richard Henderson <rth@redhat.com>
2489 * regclass.c (init_reg_sets): Use only 32 bits per initializer
2490 from int_reg_class_contents.
2492 2001-07-16 Richard Henderson <rth@redhat.com>
2494 * hard-reg-set.h (regs_invalidated_by_call): Declare.
2495 * regclass.c (regs_invalidated_by_call): Move from cse.c.
2496 (init_reg_sets_1): Move initialization from cse_main.
2497 * cse.c (regs_invalidated_by_call): Move to regclass.c.
2498 (cse_main): Move its initialization also.
2499 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
2500 * flow.c (propagate_one_insn): Likewise.
2501 * gcse.c (compute_hash_table): Likewise.
2502 (compute_kill_rd, compute_store_table): Likewise.
2503 * sched-deps.c (sched_analyze_1): Likewise.
2505 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
2507 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
2510 2001-07-16 Steve Ellcey <sje@cup.hp.com>
2512 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
2513 in if statement so we don't access undefined memory.
2515 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2517 * gcse.c: Update comment at top.
2518 Update comment on mem handling.
2519 mem_last_set, mem_first_set, mem_set_in_block: gone.
2520 Declaration of reg_set_info: gone.
2521 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
2522 pointless with load_killed_in_block_p (they are *more*
2523 conservative then it, not less, and less accurate).
2524 (oprs_not_set_p): Ditto.
2525 (alloc_gcse_mem): Don't allocate mem_set_in_block
2526 (free_gcse_mem): Don't free it, either.
2527 (record_last_mem_set_info): Update comment in front, remove
2528 mem_*set_* stuff. Note the reason we don't handle stores directly
2530 (compute_hash_table): Update comments to reflect reality. Remove
2531 mem_*set_* references.
2532 (reset_opr_set_tables): Remove mem_*set_* references.
2534 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
2535 (mark_clobber): Ditto (on both parts, we double set here too).
2536 (expr_killed_p): Remove mem_set_in_block test.
2537 (compute_transp): Remove mem_set_in_block test.
2539 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
2540 of edge, and removal of phi alternative to dump file.
2541 (ssa_ccp_substitute_constants): Add note about register now being
2542 constant, and which uses were replaced in what insns to dump file.
2544 2001-07-16 Andreas Jaeger <aj@suse.de>
2546 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
2547 variables of type HOST_WIDEST_INT.
2549 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
2550 (__bb_exit_func): Correct type of count_max to avoid overflow.
2551 (num_digits): Handle long long argument.
2553 * combine.c (gen_lowpart_for_combine): Remove unused variable.
2555 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2557 * output.h (sdb_begin_function_line): Restore as an extern
2559 * sdbout.c (sdb_begin_function_line): Make extern.
2561 2001-07-15 Richard Henderson <rth@redhat.com>
2563 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
2564 * genrecog.c (maybe_both_true_mode): New.
2565 (maybe_both_true_2): Use it.
2566 (write_switch): Don't put Pmode in a switch.
2567 * rtl.c (mode arrays): Don't explicitly size them.
2569 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2571 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
2572 handling; move unconditional splitting before mode switching.
2574 * i386.md (type): Add fistp type.
2575 (i387, length_attr, scheduling definitions): Handle this type.
2576 (fix_trunc?f?i2): Revamp to use mode switching.
2577 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
2578 * i386.h (fp_cw_mode): New enum
2579 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
2580 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
2582 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2584 * Makefile.in (integrate.o): Add debug.h.
2585 * integrate.c (debug.h): Add.
2586 (output_inline_function): Save, reset, and restore debug_hooks.
2588 2001-07-15 Richard Henderson <rth@redhat.com>
2590 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
2591 instead of COMPARE for the EQUIV expression.
2593 2001-07-15 Richard Henderson <rth@redhat.com>
2595 * flow.c (redirect_edge_and_branch_force): Initialize
2596 global_live_at_start and global_live_at_end.
2597 (allocate_bb_life_data): Export.
2598 * basic-block.h (allocate_bb_life_data): Declare.
2599 * toplev.c (rest_of_compilation): Call it.
2601 2001-07-15 Richard Henderson <rth@redhat.com>
2603 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
2604 (alpha_tablejump_best_label): New.
2605 * config/alpha/alpha-protos.h: Declare them.
2606 * config/alpha/alpha.md: Use braced strings for code blocks.
2607 (tablejump_osf): Break out add with r29.
2608 (tablejump_osf_internal): Remove.
2609 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
2610 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
2612 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2614 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
2617 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
2619 * i386-protos.h (ix86_split_fp_branch): Update prototype.
2620 (ix86_fp_jump_nontrivial_p): New.
2621 * i386.md (fp_jcc_?): Update call of split_fp_branch;
2622 use ix86_fp_jump_nontrivial_p.
2623 * i386.c (ix86_fp_jump_nontrivial_p): New.
2624 (ix86_split_fp_branch): Accept code instead of rtx.
2625 (ix86_expand_compare): Expand comparison early in case
2626 doing so is resonably cheap.
2628 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
2630 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
2632 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
2633 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
2635 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
2637 * dbxout.c (dbxout_source_line): Make static, update prototype.
2638 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
2639 (dbxout_init, dbxout_finish, dbxout_source_line,
2640 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
2641 * dbxout.h (dbxout_source_line): Delete.
2642 * debug.c (debug_nothing_file, debug_nothing_file_int,
2643 debug_nothing_file_charstar_rtx): New.
2644 (do_nothing_debug_hooks): Update.
2645 (debug_nothing_void, debug_nothing_charstar_rtx,
2646 dwarf2out_end_epilogue): New.
2647 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
2648 * debug.h (struct rtx_def): Declare.
2649 (gcc_debug_hooks): New hooks source_line, end_epilogue
2651 (debug_nothing_void, debug_nothing_charstar_rtx,
2652 dwarf2out_end_epilogue): New.
2653 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
2654 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
2655 (dwarf2_debug_hooks): Update.
2656 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
2657 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
2658 * dwarf2out.h (dwarf2out_source_line): Remove.
2659 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
2660 Make static, update prototype.
2661 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
2662 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
2663 (dwarf_debug_hooks): Update.
2664 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
2665 dwarfout_end_function): Remove.
2666 * final.c (profile_function): Use debug hooks for ending functions
2668 (output_source_line, final_end_function): Update prototype,
2670 (final_start_function, final_scan_insn): Update.
2671 * output.h (sdb_begin_function_line): Remove.
2672 (final_end_function): Update prototype.
2673 * sdbout.c (sdb_begin_function_line): Make static.
2674 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
2675 (sdbout_source_line): New.
2676 (sdbout_end_epilogue, sdbout_end_function): Make static, update
2678 (sdb_debug_hooks): Update.
2679 (sdbout_init, sdbout_source_line,
2680 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
2681 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
2682 * toplev.c (compile_file, rest_of_compilation): Update.
2683 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
2684 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
2685 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
2686 Update for prototype changes.
2687 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
2688 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
2690 2001-07-15 Richard Henderson <rth@redhat.com>
2692 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
2693 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
2694 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
2695 * config/alpha/alpha.c: Likewise.
2696 * config/alpha/alpha.md: Likewise.
2697 * config/alpha/alpha32.h: Likewise.
2698 * config/alpha/vms.h: Likewise.
2701 2001-07-14 Richard Henderson <rth@redhat.com>
2703 * config/alpha/alpha.md: Use define_constants for unspec values.
2704 Substitute throughout.
2706 2001-07-14 Tim Josling <tej@melbpc.org.au>
2708 * tree.def (EXPON_EXPR) remove. Never supported anyway.
2710 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
2712 * pa.md: Remove unused constraints from define_split's.
2714 2001-04-14 Richard Henderson <rth@redhat.com>
2716 * ifcvt.c (find_cond_trap): Test for exit block.
2718 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
2720 Re-install recently reverted patch.
2721 * emit-rtl.c (try_split): Update mark_jump_label call.
2722 * flow.c (find_sub_basic_blocks): Likewise.
2723 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
2725 (mark_all_labels): Kill second parameter.
2726 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
2727 (rebuild_jump_labels, jump_optimize_minimal): Update call
2729 (jump_optimize_1): Kill crossjumping code.
2730 (mark_jump_label): Kill cross_jump parameter.
2731 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
2732 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
2733 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
2735 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
2737 (dump_file_info): Likewise.
2738 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
2739 reorganize passes to do reg-stack first, bb-reorder second.
2740 * invoke.texi (-d letters doc): Remove the jump2 pass.
2742 2001-07-14 Richard Henderson <rth@redhat.com>
2744 * ifcvt.c (find_cond_trap): New.
2745 (find_if_header): Call it.
2746 (merge_if_block): Relax existing jump sanity check.
2747 * jump.c (jump_optimize_1): Remove conditional trap handling.
2749 2001-07-14 Alan Modra <amodra@bigpond.net.au>
2751 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
2753 (insn_refs_are_delayed): Correct comment.
2754 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
2755 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
2756 instead of r31. Make associated insn !TARGET_64BIT, and
2757 provide an additional 64-bit insn that clobbers r2.
2759 (udivsi3): Likewise.
2761 (umodsi3): Likewise.
2763 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
2765 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
2767 * flow.c (redirect_edge_and_branch_force, split_edge,
2768 try_crossjump_to_edge): Use set_block_for_new_insns.
2769 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
2771 2001-07-13 H.J. Lu (hjl@gnu.org)
2773 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
2776 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
2778 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
2780 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
2782 * c-common.c (decl_attributes): Take a pointer to the node to
2783 which attributes are to be attached, and a flags argument.
2784 * c-common.h (enum attribute_flags): New.
2785 (decl_attributes): Update prototype.
2786 * c-decl.c (start_decl, push_parm_decl, finish_struct,
2787 finish_enum, start_function): Update calls to decl_attributes.
2788 * c-parse.in (component_declarator, component_notype_declarator,
2789 label): Update calls to decl_attributes.
2791 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
2793 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
2794 * config/avr/avr.c (legitimate_address_p): Return value changed
2795 from letter to register classes. For better debugging.
2797 2001-07-13 Kazu Hirata <kazu@hxi.com>
2799 * jump.c (reversed_comparison_code_parts): Fix comment typos.
2801 2001-07-13 H.J. Lu (hjl@gnu.org)
2803 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
2805 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
2807 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
2808 correctly for shared configurations.
2809 * config/t-libgcc-pic: New.
2810 * config/{i386,m68k,sparc}/t-openbsd: New.
2811 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
2812 Support -shared. Support debugging libraries with -g.
2813 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
2814 frame information does not emit pointer diffs.
2815 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
2818 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
2820 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
2822 2001-07-13 David Edelsohn <edelsohn@gnu.org>
2824 * combine.c (try_combine): Ensure const_int pow2 is positive.
2826 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
2828 * config.gcc: Add configuration for s/390.
2829 * config/s390/s390.c: New. Subroutines for code generation.
2830 * config/s390/s390.h: New. Definitions for s/390.
2831 * config/s390/s390-protos.h: New. Prototypes.
2832 * config/s390/linux.h: New. Definitions for linux for s/390.
2833 * config/s390/linux64.h: New. Definitions for linux for zSeries.
2834 * config/s390/t-linux: New. Makefile fragment.
2835 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
2836 * config/s390/fixdfdi.h: New. Fix L_fix*di.
2838 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2840 * emit-rtl.c (try_split): Update mark_jump_label call.
2841 * flow.c (find_sub_basic_blocks): Likewise.
2842 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
2844 (mark_all_labels): Kill second parameter.
2845 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
2846 (rebuild_jump_labels, jump_optimize_minimal): Update call
2848 (jump_optimize_1): Kill crossjumping code.
2849 (mark_jump_label): Kill cross_jump parameter.
2850 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
2851 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
2852 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
2854 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
2856 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
2857 reorganize passes to do reg-stack first, bb-reorder second.
2858 * invoke.texi (-d letters doc): Remove the jump2 pass.
2860 2001-07-12 Steve Ellcey <sje@cup.hp.com>
2862 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
2864 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2866 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
2868 (verify_flow_info): Make diagnostics prettier.
2870 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2872 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
2874 * flow.c (outgoing_edges_match): Return early if condition reversal
2877 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
2879 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
2880 (mips_move_2words): When splitting a move into two instructions,
2881 prefix the second address operand with '%D'.
2883 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
2885 * Makefile.in (final.o): Depend on debug.h.
2886 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
2887 (dbx_debug_hooks): Add new hooks.
2888 (xcoff_debug_hooks): New.
2889 * debug.c (debug_nothing_file_int_int): New.
2890 (do_nothing_debug_hooks): Update.
2891 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
2892 (debug_nothing_file_int_int): New.
2893 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
2894 static, update prototype.
2895 (dwarf2_debug_hooks): Update.
2896 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
2897 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
2898 static, update prototype.
2899 (dwarf_debug_hooks): Update.
2900 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
2901 * final.c: Include debug.h.
2902 (final_scan_insn): Use debug hooks when beginning and ending blocks.
2903 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
2904 static, update prototype.
2905 (sdb_debug_hooks): Update.
2906 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
2907 * toplev.c: Distinguish between xcoff and dbx.
2909 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
2910 Call all debug hooks, not just dwarf ones.
2912 2001-07-11 Timothy Wall <twall@redhat.com>
2914 * config.gcc: Add configuration for AIX5/IA64.
2915 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
2916 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
2917 support prefix/suffix code.
2918 * config/ia64/t-aix: New. Makefile fragment.
2919 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
2921 2001-07-11 Kazu Hirata <kazu@hxi.com>
2923 * recog.c (validate_change): Fix a comment typo.
2925 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
2927 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
2928 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
2930 * dbxout.c (dbx_debug_hooks): Add new hooks.
2931 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
2933 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
2935 * dbxout.h (dbxout_start_new_source_file,
2936 dbxout_resume_previous_source_file): Delete.
2937 * debug.c (do_nothing_debug_hooks): Add new hooks.
2938 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
2939 (debug_nothing_int_charstar, debug_nothing_int): New.
2940 * debug.h (gcc_debug_hooks): New hooks define, undef,
2941 start_source_file and end_source_file.
2942 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
2943 (debug_nothing_int_charstar, debug_nothing_int): New.
2944 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
2945 the conditionally compiled section.
2946 (dwarf2out_start_source_file, dwarf2out_end_source_file,
2947 dwarf2out_define, dwarf2out_undef): Make static.
2948 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
2949 dwarf2out_define, dwarf2out_undef): Remove.
2950 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
2951 (dwarfout_start_source_file, dwarfout_end_source_file,
2952 dwarfout_define, dwarfout_undef): Make static.
2953 (dwarfout_start_source_file_check,
2954 dwarfout_end_source_file_check): New.
2955 (dwarfout_define, dwarfout_finish): Update.
2956 * dwarfout.h (dwarfout_start_new_source_file,
2957 dwarfout_resume_previous_source_file, dwarfout_define,
2958 dwarfout_undef): Remove.
2959 * sdbout.c (sdb_debug_hooks): Add new hooks.
2960 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
2962 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
2963 make static, take an arg.
2964 * sdbout.h (sdbout_start_new_source_file,
2965 sdbout_resume_previous_source_file): Delete.
2966 * toplev.c (debug_start_source_file, debug_end_source_file,
2967 debug_define, debug_undef): Delete.
2968 * toplev.h (debug_start_source_file, debug_end_source_file,
2969 debug_define, debug_undef): Delete.
2971 * java/jcf-parse.c: Include debug.h.
2972 (parse_class_file): Update to use debug hooks directly.
2973 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
2975 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2977 * alias.c (set_mem_alias_set): New function.
2978 * rtl.h (set_mem_alias_set): Declare it.
2979 * builtins.c (expand_builtin_return_addr): Call it instead of
2980 using MEM_ALIAS_SET accessor.
2981 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
2982 (get_memory_rtx, expand_builtin_va_arg): Likewise.
2983 (expand_builtin_va_copy):Likewise.
2984 * caller-save.c (setup_save_areas): Likewise.
2985 * calls.c (compute_argument_addresses): Likewise.
2986 * explow.c (set_mem_attributes): Likewise.
2987 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
2988 (expand_assignment, store_constructor_field, store_field): Likewise.
2989 (expand_expr_unaligned): Likewise.
2990 * function.c (assign_stack_temp_for_type): Likewise.
2991 (put_reg_into_stack, gen_mem_addressof): Likewise.
2992 * ifcvt.c (noce_try_cmove_arith): Likewise.
2993 * reload1.c (reload, alter_reg): Likewise.
2994 * config/alpha/alpha.c (get_aligned_mem): Likewise.
2995 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
2996 (alpha_expand_unaligned_store): Likewise
2997 (alpha_expand_unaligned_load_words): Likewise.
2998 (alpha_expand_unaligned_store_words): Likewise.
2999 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
3000 (alpha_expand_epilogue): Likewise.
3001 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
3002 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
3003 * config/i386/i386.c (legitimize_pic_address): Likewise.
3004 * config/i960/i960.c (setup_incoming_varargs): Likewise.
3005 * config/ia64/ia64.c (spill_restore_mem): Likewise.
3006 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
3007 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
3008 * config/mips/mips.c (mips_va_arg): Likewise.
3009 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3010 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
3011 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3012 (setup_incoming_varargs, rs6000_va_arg): Likewise.
3013 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
3014 (rs6000_emit_epilogue): Likewise.
3015 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
3016 * config/sparc/sparc.c (sparc_va_arg): Likewise.
3017 * config/v850/v850.c (v850_va_arg): Likewise.
3019 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
3021 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
3022 when fallthru edge is present.
3023 (mege_blocks): Handle case where creation of jump insn
3026 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
3027 CLEANUP_POST_REGSTACK): New constants.
3028 * except.c (finish_eh_generation): Update call of cleanup_cfg,
3029 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
3030 * output.h (cleanup_cfg): Update prototype.
3031 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
3032 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
3033 cleanup_cfg call; kill missleading comment.
3034 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
3035 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
3036 parameter; control optimizations performed using it.
3037 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3038 try_crossjump_bb): New functions.
3040 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3042 * pa.c (pa_output_function_prologue): Delete prototype. Make function
3044 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
3045 pa_output_function_prologue.
3046 * pa-protos.h (pa_output_function_prologue): New prototype.
3048 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3050 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
3051 and low to get correct sign extension in low+high test.
3053 2001-07-11 Janis Johnson <janis@us.ibm.com>
3055 * gcov.c (arcdata): Use gcov_type to fix branch percentage
3056 for large hit count.
3058 * profile.c (branch_prob): Fix .bbg info for computed gotos
3061 2001-07-11 Mark Mitchell <mark@codesourcery.com>
3063 * stmt.c (parse_output_constraint): New function, split out
3065 (expand_asm_operands): ... here. Use parse_output_constraint.
3066 * tree.h (parse_output_constraint): Declare it.
3068 2001-07-11 Richard Henderson <rth@redhat.com>
3070 * bitmap.c: Comment some functions; fiddle whitespace.
3071 (bitmap_free): Don't export.
3072 (bitmap_element_allocate): Use memset.
3073 * bitmap.h (bitmap_free): Don't declare.
3075 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
3077 * gcse.c, lcm.c, sched-deps.c:
3078 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
3080 * flow.c (flow_loops_find): Free dom if we found no loops, since
3081 we aren't going to save it.
3083 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
3086 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
3088 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
3090 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3092 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
3093 #ifndef DWARF2_DEBUGGING_INFO.
3095 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3097 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
3099 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3101 * config/mips/mips.c (gen_int_relational): Tell the caller not to
3102 reverse a branch if a NE comparison is implemented with GTU.
3104 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3105 H.J. Lu <hjl@gnu.org>
3107 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
3109 (call_internal2): Likewise.
3110 (call_value_internal1): Likewise.
3111 (call_value_internal2): Likewise.
3112 (call_value_multiple_internal1): Likewise.
3113 (call_value_multiple_internal2): Likewise.
3115 2001-07-10 Kazu Hirata <kazu@hxi.com>
3117 * calls.c (emit_library_call_value_1): Fix a comment typo.
3118 * dwarf2out.c (mem_loc_descriptor): Likewise.
3119 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
3121 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
3123 * simplify-rtx.c (simplify_subreg): Fix typo in comment
3125 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3127 * recog.c (offsettable_address_p): Handle LO_SUM case.
3128 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
3129 instead of plus_constant.
3131 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3133 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
3134 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
3136 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3138 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
3139 adjust_address_nv instead of plus_constant.
3141 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
3143 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
3144 dwarf2out.o): Depend on debug.h, wrap long lines.
3145 * dbxout.c: Include debug.h.
3146 (dbx_debug_hooks): New.
3147 (dbxout_init): Make static, take just 2 args.
3148 (dbxout_finish): Make static.
3149 * dbxout.h (dbxout_init, dbxout_finish): Delete.
3150 * debug.c: New file.
3151 * debug.h: New file.
3152 * dwarf2out.c: Include debug.h.
3153 (dwarf2_debug_hooks): New.
3154 (dwarf2out_init): Make static.
3155 (dwarf2out_finish): Make static, take 2 args.
3156 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
3157 * dwarfout.c: Include debug.h.
3158 (dwarf_debug_hooks): New.
3159 (dwarfout_init): Make static.
3160 (dwarfout_finish): Make static, take 2 args.
3161 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
3162 * sdbout.c: Include debug.h.
3163 (sdb_debug_hooks): New.
3164 (sdbout_init): Make static, take 2 args.
3165 * sdbout.h (sdbout_init): Delete.
3166 * toplev.c: Include debug.h.
3168 (compile_file): Set deubg_hooks based on command line options.
3169 Use the hooks unconditionally rather than conditional compilation.
3171 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
3173 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
3174 first_insn_after_basic_block_note instead.
3176 * df.c (df_bb_refs_unlink): #if 0 out for now.
3178 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
3180 * ssa.h: Add prototype for ssa_const_prop
3181 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
3182 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
3183 (ssa_fast_dce): Remove unused variable
3185 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3187 * diagnostic.c (finish_diagnostic): Rename to
3188 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
3191 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
3193 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
3196 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
3197 (dump_file): Only pad the demangled name with spaces if the
3198 mangled name was padded with spaces.
3200 2001-07-10 Bernd Schmidt <bernds@redhat.com>
3202 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
3205 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3207 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
3208 extraction if no direct load if either EXPAND_CONST_ADDRESS or
3211 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
3212 whether can put offset inside LO_SUM to check mode alignment, not size.
3214 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3216 * doc/tm.texi (Misc): Fix thinko.
3218 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
3220 * regmove.c (replace_in_call_usage): Fix warnings.
3221 * sched-deps.c (add_dependence): Fix warnings.
3222 * simplify-rtx.c (simplify_subreg): Likewise.
3223 Return NULL_RTX instead of NULL.
3225 * reg-stack.c (emit_swap_insn): Eliminate warnings.
3226 (subst_asm_stack_regs): Likewise.
3228 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
3231 * dwarf2out.c (output_call_frame_info): Declare i as int.
3232 (build_abbrev_table): Declare n_alloc as int.
3233 (dwarf2out_finish): Initialize die.
3234 * except.c: Declare sjlj_funcdef_number as unsigned.
3235 (connect_post_landing_pads): Declare j as unsigned.
3236 (convert_to_eh_region_ranges): Initialize call_site.
3237 (output_function_exception_table): Initialize tt_format_size.
3238 * expr.c (move_by_pieces_1): Initialize to1.
3239 (store_constructor): Initialize minelt and maxelt.
3240 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
3241 * function.c (instantiate_decls): Avoid signed/unsigned warning.
3243 * c-decl.c (combine_parm_decls): Unused, remove.
3244 * c-tree.h: Remove prototype for combine_parm_decls.
3246 * reload.c (push_reload): Fix warning.
3247 (regno_clobbered_p): Likewise.
3248 * reload1.c (replace_pseudos_in_call_usage): Likewise.
3249 (reload_combine): Likewise.
3251 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
3252 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
3254 * bitmap.c (bitmap_operation): Change user.
3255 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
3257 2001-07-10 Eric Christopher <echristo@redhat.com>
3259 * config/mips/mips.c (override_options): Fix typo.
3261 2001-07-09 Stan Shebs <shebs@apple.com>
3263 * target.h (struct gcc_target): New fields init_builtins and
3265 * target-def.h (TARGET_INIT_BUILTINS): New macro.
3266 (TARGET_EXPAND_BUILTIN): New macro.
3267 (TARGET_INITIALIZER): Add them.
3268 * builtins.c: Include target.h.
3269 (expand_builtin): Use targetm.expand_builtin.
3270 (default_init_builtins): New function.
3271 (default_expand_builtin): New function.
3272 * expr.h (default_init_builtins): Declare.
3273 (default_expand_builtin): Declare.
3274 * c-common.c (c_common_nodes_and_builtins): Use
3275 targetm.init_builtins.
3276 * defaults.h (MD_INIT_BUILTINS): Remove.
3277 * Makefile.in (builtins.o): Depend on target.h.
3279 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
3280 (TARGET_EXPAND_BUILTIN): Define.
3281 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
3282 (MD_EXPAND_BUILTIN): Remove.
3284 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
3285 (TARGET_EXPAND_BUILTIN): Define.
3286 (c4x_init_builtins): Make endlink arg a local.
3287 (c4x_print_operand): Fix typos in adjust_address usages.
3288 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
3289 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
3290 (MD_EXPAND_BUILTIN): Remove.
3292 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
3293 (TARGET_EXPAND_BUILTIN): Define.
3294 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
3295 (ix86_init_builtins): Call new function only if TARGET_MMX.
3296 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
3297 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
3298 (MD_EXPAND_BUILTIN): Remove.
3300 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
3301 (TARGET_EXPAND_BUILTIN): Define.
3302 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
3303 (MD_EXPAND_BUILTIN): Remove.
3305 * doc/tm.texi: Document these changes.
3307 2001-07-09 Diego Novillo <dnovillo@redhat.com>
3309 * basic-block.h (tree_node): Forward declare if needed.
3310 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
3311 (BLOCK_HEAD_TREE): Define.
3312 (BLOCK_END_TREE): Define.
3313 (struct loops): Rename field 'tree' to 'tree_root'.
3314 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
3316 (flow_loops_tree_build): Rename reference to field 'tree' to
3318 (flow_loops_level_compute): Ditto.
3319 * predict.c (estimate_bb_frequencies): Ditto.
3320 * tree.h (struct tree_common): Add field 'aux'.
3322 2001-07-09 Stan Shebs <shebs@apple.com>
3324 * config/darwin.c (darwin_encode_section_info): Don't mark any
3325 DECL_EXTERNAL node as defined.
3327 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3329 * pa.c (pa_init_machine_status, pa_mark_machine_status,
3330 pa_free_machine_status, hppa_init_pic_save): Delete.
3331 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
3332 (hppa_profile_hook): Use hppa_pic_save_rtx.
3333 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
3334 hppa_init_pic_save): Delete.
3335 (hppa_pic_save_rtx): Declare.
3336 * pa.md (call, call_value, sibcall, sibcall_value,
3337 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
3339 2001-07-09 Kazu Hirata <kazu@hxi.com>
3341 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
3342 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
3344 2001-07-09 Andreas Jaeger <aj@suse.de>
3346 * output.h: Add declaration of final_forward_branch_p.
3348 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
3350 * varray.c: Include errors.h for internal_error and trim_filename
3353 * Makefile.in (varray.o): Add errors.h.
3355 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
3357 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
3358 * optabs.c (have_add2_insn): Check whether the add insn chosen
3359 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
3360 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
3362 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
3364 * Makefile.in (OBJS): Add ssa-ccp.o
3365 (ssa-ccp.o): Add dependencies.
3366 * toplev.c (DFI_ssa_ccp): New dump file enum.
3367 (dump_file): Add entry for dumping after SSA CCP.
3368 (flag_ssa_ccp): New flag variable.
3369 (f_options): Add -fssa-ccp.
3370 (rest_of_compilation): Run SSA CCP if requested.
3371 * timevar.def (TV_SSA_CCP): New timevar.
3372 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
3373 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
3374 Fix minor typo in SSA DCE documentation.
3375 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
3376 Add documentation for new dump option. Renumber dump files
3379 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3381 * emit-rtl.c (gen_highpart_mode): New.
3382 * rtl.h (gen_highpart_mode): Declare.
3383 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
3384 operand can be VOIDmode constant.
3386 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3388 * flow.c (redirect_edge_and_branch_force): New.
3389 (can_fallthru): Ensure that basic blocks are succeeding.
3390 (try_optimize_cfg): Do not delete basic block if it is the last one.
3392 * flow.c (try_redirect_by_replacing_jump): Do not remove
3393 jumps with side effects, unlink chain on fallthru edge;
3394 set block for new jump instruction; avoid basic block to
3395 over by line number note.
3397 * flow.c (try_simplify_condjump): Verify that the condjump
3398 is not always falling trought.
3401 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
3403 * flow.c (forwarder_block_p): Fix for fallthru blocks.
3404 (try_redirect_by_replacing_jump): Update properly the count
3405 and frequency information.
3407 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3409 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
3410 address that is a LO_SUM specially.
3411 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
3413 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
3415 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
3416 (operand_subword): Use them.
3417 (change_address_1): Renamed from change_address; new arg VALIDATE.
3418 * expr.h: Reflect above changes; change_address now macro.
3419 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
3421 * cselib.c (add_mem_for_addr): Likewise.
3422 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
3423 * regmove.c (try_apply_stack_adjustment): Likewise.
3424 * reload.c (push_reload, make_memloc): Likewise.
3425 * reload1.c (eliminate_regs): Likewise.
3426 * simplify-rtx.c (simplify_replace_rtx): Likewise.
3427 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
3429 * combine.c (make_extraction, simplify_shift_const): Likewise.
3430 (gen_lowpart_for_combine): Likewise.
3431 * cse.c (gen_lowpart_if_possible): Likewise.
3432 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
3433 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
3434 * optabs.c (gen_move_insn): Likewise.
3435 * reload1.c (alter_reg): Likewise.
3436 * simplify-rtx.c (simplify_subreg): Likewise.
3437 * stmt.c (expand_anon_union_decl): Likewise.
3438 * recog.c (validate_replace_rtx_1): Likewise.
3440 * Makefile.in (recog.o): Add $(EXPR_H).
3441 * explow.c (stabilize): Call replace_equiv_address.
3442 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
3443 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
3445 2001-07-03 Andrew Haley <aph@redhat.com>
3447 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
3448 the mode of the memory location.
3450 2001-07-09 Bo Thorsen <bo@suse.co.uk>
3452 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
3454 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
3456 * final.c (output_addr_const): Use target opening and
3457 closing parentheses.
3458 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
3459 defaults, add to TARGET_ASM_OUT.
3460 * target.h (struct gcc_target): Add open_paren and close_paren.
3461 * doc/md.texi: Update.
3462 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
3463 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
3464 TARGET_ASM_CLOSE_PAREN.
3465 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3467 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3469 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3470 * config/a29k/a29k.h: Similarly.
3471 * config/alpha/alpha.h: Similarly.
3472 * config/arc/arc.h: Similarly.
3473 * config/arm/aof.h: Similarly.
3474 * config/arm/aout.h: Similarly.
3475 * config/avr/avr.h: Similarly.
3476 * config/c4x/c4x.h: Similarly.
3477 * config/clipper/clipper.h: Similarly.
3478 * config/convex/convex.h: Similarly.
3479 * config/d30v/d30v.h: Similarly.
3480 * config/dsp16xx/dsp16xx.h: Similarly.
3481 * config/elxsi/elxsi.h: Similarly.
3482 * config/fr30/fr30.h: Similarly.
3483 * config/h8300/h8300.h: Similarly.
3484 * config/i370/i370.h: Similarly.
3485 * config/i386/i386.h: Similarly.
3486 * config/i860/i860.h: Similarly.
3487 * config/i960/i960.h: Similarly.
3488 * config/ia64/ia64.h: Similarly.
3489 * config/m32r/m32r.h: Similarly.
3490 * config/m68hc11/m68hc11.h: Similarly.
3491 * config/m68k/m68k.h: Similarly.
3492 * config/m88k/m88k.h: Similarly.
3493 * config/mcore/mcore.h: Similarly.
3494 * config/mips/mips.h: Similarly.
3495 * config/mn10200/mn10200.h: Similarly.
3496 * config/mn10300/mn10300.h: Similarly.
3497 * config/ns32k/ns32k.h: Similarly.
3498 * config/pa/pa.h: Similarly.
3499 * config/pdp11/pdp11.h: Similarly.
3500 * config/pj/pj.h: Similarly.
3501 * config/romp/romp.h: Similarly.
3502 * config/rs6000/rs6000.h: Similarly.
3503 * config/sh/sh.h: Similarly.
3504 * config/sparc/sparc.h: Similarly.
3505 * config/v850/v850.h: Similarly.
3506 * config/vax/vax.h: Similarly.
3507 * config/we32k/we32k.h: Similarly.
3509 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
3511 * doc/c-tree.texi: Document representation of attributes.
3513 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3515 * doc/tm.texi: Update some places for the rename of target to
3518 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3520 * target.h (struct gcc_target): Add insert_attributes.
3521 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
3522 (TARGET_INITIALIZER): Update.
3523 * tree.c, tree.h (default_insert_attributes): New function.
3524 Update comments on other default functions to refer to targetm,
3526 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
3527 TARGET_INSERT_ATTRIBUTES.
3528 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
3529 * c-common.c (decl_attributes): Use targetm.insert_attributes.
3530 Don't use PRAGMA_INSERT_ATTRIBUTES.
3531 * Makefile.in (c-common.o): Depend on $(TARGET_H).
3532 * c-decl.c (start_decl, start_function): Don't call
3533 SET_DEFAULT_DECL_ATTRIBUTES.
3534 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3535 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
3537 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
3538 (c4x_check_attribute): Avoid modifying attribute list itself.
3539 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
3541 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
3542 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
3544 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
3545 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
3547 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3548 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
3550 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
3551 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
3552 Adjust parameters. Make static.
3554 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3556 * c-common.c (decl_attributes): Only take a single attributes
3558 * c-common.h (decl_attributes): Update prototype.
3559 * c-decl.c (start_decl, start_function): Only take a single
3560 attributes parameter. Update calls to decl_attributes.
3561 (finish_struct, finish_enum): Update calls to decl_attributes.
3562 (push_parm_decl): Expect unified list of attributes. Update call
3564 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
3565 notype_nested_function, component_declarator,
3566 component_notype_declarator, label): Update calls to
3568 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
3569 lists that are passed to push_parm_decl.
3570 * c-tree.h (start_function, start_decl): Update prototypes.
3571 * config/sh/sh-protos.h, config/sh/sh.c
3572 (sh_pragma_insert_attributes): Only take a single attributes
3574 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
3575 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
3576 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
3577 build_module_descriptor, generate_static_references,
3578 generate_strings, build_selector_translation_table,
3579 generate_descriptor_table, generate_protocols,
3580 generate_ivars_list, generate_dispatch_table,
3581 generate_protocol_list, generate_category,
3582 generate_shared_structures, really_start_method, add_objc_decls,
3583 generate_classref_translation_entry): Update calls to start_decl
3585 (build_tmp_function_decl, start_method_def): Unify attribute lists
3586 that are passed to push_parm_decl.
3588 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
3590 * final.c (no_asm_to_stream): New.
3591 (final_scan_insn): Use target structures for prologue ends
3592 and epilogue starts.
3593 * output.h (no_asm_to_stream): New.
3594 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
3595 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
3596 (TARGET_ASM_OUT): Update.
3597 * target.h (struct gcc_target): New members function_end_prologue
3598 and function_begin_epilogue.
3599 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
3600 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
3601 * config/alpha/alpha.c (output_end_prologue): Rename to
3602 alpha_output_function_end_prologue. Use in target struct
3604 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
3605 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
3606 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
3607 ia64_output_function_end_prologue. Use in target struct
3609 (ia64_function_prologue, ia64_funciton_epilogue): Rename
3610 mistyped prototypes.
3611 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
3612 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
3614 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
3615 an use in target struct, make static.
3616 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
3619 2001-07-08 Richard Henderson <rth@redhat.com>
3621 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
3623 2001-07-08 Richard Henderson <rth@redhat.com>
3625 * config/i386/i386.md: Remove constraints strings from define_split
3626 and define_peephole2 patterns.
3627 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
3628 (eh_return): Use them.
3630 2001-07-08 Richard Henderson <rth@redhat.com>
3632 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
3633 Document MD_FALLBACK_FRAME_STATE_FOR.
3635 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3637 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
3638 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
3640 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
3642 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
3644 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
3645 of the label inside NAME as opposed to just the end of NAME.
3647 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
3649 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
3650 * config/alpha/alpha.c (alpha_init_machine_status,
3651 alpha_mark_machine_status, alpha_free_machine_status): Delete.
3652 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
3653 (vms_valid_decl_attribute_p): Make static, conditionally compile.
3654 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
3656 2001-07-06 Stan Shebs <shebs@apple.com>
3658 * target.h (targetm): Rename global from "target", so as not to
3659 conflict with local variables.
3661 * c-typeck.c: Ditto.
3665 * cp/decl2.c: Ditto.
3666 * cp/typeck.c: Ditto.
3667 * 1750a/1750a.c: Ditto.
3668 * a29k/a29k.c: Ditto.
3672 * clipper/clipper.c: Ditto.
3673 * convex/convex.c: Ditto.
3674 * d30v/d30v.c: Ditto.
3675 * dsp16xx/dsp16xx.c: Ditto.
3676 * elxsi/elxsi.c: Ditto.
3677 * fr30/fr30.c: Ditto.
3678 * h8300/h8300.c: Ditto.
3679 * i370/i370.c: Ditto.
3680 * i386/i386.c: Ditto.
3681 * i860/i860.c: Ditto.
3682 * i960/i960.c: Ditto.
3683 * ia64/ia64.c: Ditto.
3684 * m32r/m32r.c: Ditto.
3685 * m68hc11/m68hc11.c: Ditto.
3686 * m68k/m68k.c: Ditto.
3687 * m88k/m88k.c: Ditto.
3688 * mips/mips.c: Ditto.
3689 * ns32k/ns32k.c: Ditto.
3691 * pdp11/pdp11.c: Ditto.
3692 * romp/romp.c: Ditto.
3693 * rs6000/rs6000.c: Ditto.
3695 * sparc/sparc.c: Ditto.
3697 * we32k/we32k.c: Ditto.
3698 * doc/tm.texi: Update the manual to match.
3700 2001-07-06 Richard Henderson <rth@redhat.com>
3702 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
3703 DWARF2_UNWIND_INFO not just whether it is defined.
3705 2001-07-06 Diego Novillo <dnovillo@redhat.com>
3707 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
3708 call to simplify_binary_operation returns a new pattern.
3710 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3712 * glimits.h (__SHRT_MAX__): New.
3713 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
3714 (SHRT_MAX): Define in terms of __SHRT_MAX__.
3716 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
3718 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
3721 2001-07-06 Richard Henderson <rth@redhat.com>
3723 * bitmap.c (bitmap_release_memory): Move adjacent to the
3724 allocation functions.
3725 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
3726 the implementation. Binary search for the set bit.
3727 (bitmap_union_of_diff): Allocate the temporary on the stack
3728 instead of using xmalloc.
3730 2001-07-06 Richard Henderson <rth@redhat.com>
3732 * genrecog.c (validate_pattern): Warn for constraints in
3733 define_{expand,split,peephole2}. Remove strict_low_part
3734 before looking up match_dup.
3736 2001-07-06 DJ Delorie <dj@redhat.com>
3738 * doc/gcc.texi (Makefile): Rename to be a more general purpose
3739 chapter about various build hints and history. Add section
3740 talking about the various types of native and cross builds.
3742 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
3744 * Makefile.in (final.o): Depend on target.h.
3745 * final.c: Include target.h.
3746 (default_function_pro_epilogue): New.
3747 (final_start_function): Use target structure for function prologues.
3748 (final_end_function): Use target structure for function epilogues.
3749 * fold-const.c (real_hex_to_f): Constify s and p.
3750 * output.h (default_function_pro_epilogue): New.
3751 * real.h (real_hex_to_f): Update prototype.
3752 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
3753 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
3754 (TARGET_INITIALIZER): Update.
3755 * target.h (gcc_target): Add struct asm_out.
3756 * doc/tm.texi: Update.
3759 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
3760 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
3761 in cpu/cpu.c, or rename old functions consistently. Take
3762 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
3763 redundant macros and prototypes. Make new functions static.
3765 * 1750a/1750a.c: Similarly.
3766 * 1750a/1750a.h: Similarly.
3767 * a29k/a29k-protos.h: Similarly.
3768 * a29k/a29k.c: Similarly.
3769 * a29k/a29k.h: Similarly.
3770 * arc/arc-protos.h: Similarly.
3771 * arc/arc.c: Similarly.
3772 * arc/arc.h: Similarly.
3773 * arm/arm-protos.h: Similarly.
3774 * arm/arm.c: Similarly.
3775 * arm/arm.h: Similarly.
3776 * avr/avr-protos.h: Similarly.
3777 * avr/avr.c: Similarly.
3778 * avr/avr.h: Similarly.
3779 * clipper/clipper-protos.h: Similarly.
3780 * clipper/clipper.c: Similarly.
3781 * clipper/clipper.h: Similarly.
3782 * convex/convex.c: Similarly.
3783 * convex/convex.h: Similarly.
3784 * d30v/d30v-protos.h: Similarly.
3785 * d30v/d30v.c: Similarly.
3786 * d30v/d30v.h: Similarly.
3787 * d30v/d30v.md: Similarly.
3788 * dsp16xx/dsp16xx-protos.h: Similarly.
3789 * dsp16xx/dsp16xx.c: Similarly.
3790 * dsp16xx/dsp16xx.h: Similarly.
3791 * elxsi/elxsi.c: Similarly.
3792 * elxsi/elxsi.h: Similarly.
3793 * fr30/fr30.c: Similarly.
3794 * fr30/fr30.md: Similarly.
3795 * h8300/h8300-protos.h: Similarly.
3796 * h8300/h8300.c: Similarly.
3797 * h8300/h8300.h: Similarly.
3798 * i370/i370-protos.h: Similarly.
3799 * i370/i370.c: Similarly.
3800 * i370/i370.h: Similarly.
3801 * i386/i386.c: Similarly.
3802 * i386/osf1elf.h: Similarly.
3803 * i386/osfrose.h: Similarly.
3804 * i860/i860-protos.h: Similarly.
3805 * i860/i860.c: Similarly.
3806 * i860/i860.h: Similarly.
3807 * i960/i960-protos.h: Similarly.
3808 * i960/i960.c: Similarly.
3809 * i960/i960.h: Similarly.
3810 * ia64/ia64-protos.h: Similarly.
3811 * ia64/ia64.c: Similarly.
3812 * ia64/ia64.h: Similarly.
3813 * m32r/m32r-protos.h: Similarly.
3814 * m32r/m32r.c: Similarly.
3815 * m32r/m32r.h: Similarly.
3816 * m68hc11/m68hc11-protos.h: Similarly.
3817 * m68hc11/m68hc11.c: Similarly.
3818 * m68hc11/m68hc11.h: Similarly.
3819 * m68k/crds.h: Similarly.
3820 * m68k/dpx2.h: Similarly.
3821 * m68k/m68k-protos.h: Similarly.
3822 * m68k/m68k.c: Similarly.
3823 * m68k/m68k.h: Similarly.
3824 * m68k/news.h: Similarly.
3825 * m88k/m88k-protos.h: Similarly.
3826 * m88k/m88k.c: Similarly.
3827 * m88k/m88k.h: Similarly.
3828 * mips/mips-protos.h: Similarly.
3829 * mips/mips.c: Similarly.
3830 * mips/mips.h: Similarly.
3831 * ns32k/merlin.h: Similarly.
3832 * ns32k/ns32k.c: Similarly.
3833 * ns32k/ns32k.h: Similarly.
3834 * ns32k/tek6000.h: Similarly.
3835 * pa/pa-protos.h: Similarly.
3836 * pa/pa.c: Similarly.
3837 * pa/pa.h: Similarly.
3838 * pdp11/2bsd.h: Similarly.
3839 * pdp11/pdp11-protos.h: Similarly.
3840 * pdp11/pdp11.c: Similarly.
3841 * pdp11/pdp11.h: Similarly.
3842 * romp/romp-protos.h: Similarly.
3843 * romp/romp.c: Similarly.
3844 * romp/romp.h: Similarly.
3845 * rs6000/rs6000-protos.h: Similarly.
3846 * rs6000/rs6000.c: Similarly.
3847 * rs6000/rs6000.h: Similarly.
3848 * rs6000/sysv4.h: Similarly.
3849 * sh/sh-protos.h: Similarly.
3850 * sh/sh.c: Similarly.
3851 * sh/sh.h: Similarly.
3852 * sparc/sparc-protos.h: Similarly.
3853 * sparc/sparc.c: Similarly.
3854 * sparc/sparc.h: Similarly.
3855 * vax/vax.c: Similarly.
3856 * vax/vax.h: Similarly.
3857 * vax/vms.h: Similarly.
3858 * we32k/we32k.c: Similarly.
3859 * we32k/we32k.h: Similarly.
3861 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
3863 * basic-block.h (first_insn_after_basic_block_note): Declare.
3864 * flow.c (first_insn_after_basic_block_note): Define. Moved
3866 * ssa.c (first_insn_after_basic_block_note): Remove.
3867 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
3869 (ssa_eliminate_dead_code): Properly update the CFG and PHI
3870 nodes when we find a dead conditional branch. Insert BARRIERs
3871 after any blocks with no successors, but which do not have
3874 2001-07-06 Zack Weinberg <zackw@stanford.edu>
3876 * varray.c (varray_check_failed): Use internal_error.
3878 2001-07-05 Andrew Haley <aph@redhat.com>
3880 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
3881 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
3882 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
3884 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
3886 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
3887 reference if the target constant is also a SYMBOL_REF.
3889 2001-07-05 Eric Christopher <echristo@redhat.com>
3891 * config/mips/mips.h (MASK_MIPS3900): Remove.
3892 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
3893 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
3894 (TARGET_MIPS3900): Change to use mips_arch.
3895 (TARGET_MIPS4000): New.
3896 (TARGET_MIPS4100): New.
3897 (TARGET_MIPS4300): New.
3898 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
3899 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
3901 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
3902 (ISA_HAS_BRANCHLIKELY): To here.
3903 (CC1_CPU_SPEC): New.
3904 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
3905 (mips_arch_string): Declare.
3906 (mips_arch): Declare.
3907 (TARGET_OPTIONS): Add -march and -mtune.
3909 * config/mips/mips.c (mips_arch_string): New.
3911 (override_options): Handle -march for codegen and -mtune
3912 for scheduling. Use mips_arch. Move tx39 target default here.
3913 (mips_parse_cpu): Move error message to override_options.
3915 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
3917 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
3919 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
3920 (MIPS Options): Ditto. Change mcpu entry to historical text.
3922 2001-07-05 H.J. Lu (hjl@gnu.org)
3924 * config/mips/mips.c (mips_parse_cpu): New function to parse
3927 2001-07-05 Jim Wilson <wilson@redhat.com>
3929 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
3930 * config/ia64/t-ia64: Likewise.
3931 (LIB1ASMFUNCS): Update comment.
3933 2001-07-05 David Edelsohn <edelsohn@gnu.org>
3935 * doc/install.texi (Install GCC: Binaries): Fix typo.
3937 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3939 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
3940 reference using the stack pointer, adjust it since we push Y
3942 ("*ashrsi3"): Likewise.
3943 ("*lshrsi3"): Likewise.
3945 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3947 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
3948 when -fomit-frame-pointer is used.
3950 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
3952 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
3953 (try_redirect_by_replacing_jump): Reverse updating properly the
3954 count and frequency information. Reverse removing cc0 setter.
3955 (forwarder_block_p): Reverse fixing for fallthru blocks.
3957 2001-07-05 DJ Delorie <dj@redhat.com>
3959 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
3960 (translate_options): If the above is defined, use it to map
3961 given options to new options.
3962 * doc/tm.texi: Document it.
3964 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
3965 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3967 * doc/invoke.texi (Optimize Options): Document that -fgcse may
3968 cause programs using computed gotos to run more slowly.
3970 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3972 * doc/install.texi (Specific): Markup, spelling and typo fixes.
3974 Consistently require binutils 2.11.2, not prereleases.
3975 (Specific, decstation-*): Canonicalize as mips-dec-*.
3976 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
3978 (Specific, m68k-altos): Removed reference to README.altos, deleted.
3979 (Specific, mips-*): Reword MIPS C compiler requirements.
3980 (Specific, powerpc*-*-*): New, mention --with-cpu once.
3981 (Specific, sunv5): Removed, obsolete.
3983 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
3985 * dwarf2out.c (output_loc_list): Use an all ones mask for
3986 .text asm output and don't rely on long long
3987 literals. Reformat some long lines.
3989 2001-07-05 Andreas Jaeger <aj@suse.de>
3991 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
3994 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
3996 * dwarf2out.c (dwarf2out_define): Update comment.
3997 (dwarf2out_undef): Ditto.
3998 (dwarf2out_start_source_file): Ditto.
3999 (dwarf2out_end_source_file): Ditto.
4000 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
4001 since we never call the start/end debug hook for the primary file.
4003 2001-07-04 Kazu Hirata <kazu@hxi.com>
4005 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
4008 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4010 * cppinit.c (remove_dup_dirs): Inform if a system include
4011 directory is being reordered.
4012 * doc/invoke.texi (Directory Options): GCC warns if you hide a
4014 * doc/cpp.texi (Search Paths): Likewise.
4015 * doc/gcc.texi (Interoperation): Remove information about
4018 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4020 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
4021 (VARRAY_TOP_CHAR_PTR): Likewise.
4023 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4025 * gcc.c (process_command): Don't assign elements of a const char*.
4027 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4029 * emit-rtl.c (change_address): Don't abort if invalid address while
4030 reload is in progress.
4032 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4034 * c-lex.c (cb_file_change): Pass line number to
4035 debug_start_source_file.
4036 (cb_undefine): Pass correct line number to debug_undef.
4038 * toplev.c (debug_start_source_file): Add line number to
4039 parameters. Pass it along to dwarf2out_start_source_file.
4040 (decode_g_option): Stop resetting debug level back to normal when
4041 we change debug formats, unless the current level is
4042 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
4045 * toplev.h (debug_start_source_file): Add line number to
4048 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
4051 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
4053 Output debug_macinfo data for starting file if requested.
4054 (dwarf2out_end_source_file): Output debug_macinfo data for ending
4056 (dwarf2out_define): Output debug_macinfo data for defining a macro
4058 (dwarf2out_undef): Output debug_macinfo data for undefining a
4060 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
4061 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
4062 (macinfo_section_label): New. DWARF2 macro info section label.
4063 (dwarf2out_init): If we want macro info, output the start label
4065 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
4066 attribute to the compilation unit die pointing to the macro info.
4068 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4070 * dwarf2out.c (new_loc_list): Move to inside #ifdef
4071 DWARF2_DEBUGGING_INFO.
4072 (add_loc_descr_to_loc_list): Ditto.
4073 (output_loc_list): Ditto.
4074 Also, fix thinko in curr not being initialized.
4075 (gen_internal_sym): Ditto.
4077 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4079 * emit-rtl.c (replace_equiv_address): New function.
4080 * expr.h (replace_equiv_address): New declaration.
4081 * explow.c (validize_mem): Call it instead of change_address and
4082 also call if -fforce-addr and address is constant.
4083 * expr.c: Replace more calls to change_address with adjust_address
4084 and/or replace_equiv_address or to validize_mem.
4085 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
4086 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
4087 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4088 * config/i370/i370.md, config/i860/i860.md: Likewise.
4089 * config/i960/i960.md, config/mips/mips.c: Likewise.
4090 * config/mips/mips.md, config/pa/pa.md: Likewise.
4091 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
4092 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
4094 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4096 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
4098 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
4101 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
4103 * doc/include: New directory.
4104 * doc/fdl.texi: Move to doc/include/fdl.texi.
4105 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
4106 * doc/include/funding.texi, doc/include/gpl.texi: New files.
4107 * doc/gcc.texi: Use funding.texi and gpl.texi.
4108 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
4109 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
4110 Update dependencies and use -I $(docdir)/include.
4112 2001-07-04 Anthony Green <green@redhat.com>
4114 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
4116 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4118 * doc/install.texi (sparc64-*-*): Remove garbage.
4120 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
4122 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
4123 Fix typo in last change to use adjust_address.
4125 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4127 * doc/install.texi (Specific): Update information for *-*-solaris*.
4129 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4131 * explow.c (plus_constant_wide): Reinitialize Y for restart.
4133 2001-07-03 Stan Shebs <shebs@apple.com>
4135 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
4136 case for flag_no_mach_text_sections.
4137 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
4138 * config/darwin.c (flag_no_mach_text_sections): Remove.
4139 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
4141 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4143 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
4144 and avoid checking for constant as first operand.
4145 * recog.c (find_constant_term_loc): No longer static.
4146 (adj_offettable_operand): Delete.
4147 * rtl.h (adj_offsettable_operand): Delete declaration.
4148 (find_constant_term): Add declaration.
4149 * caller-save.c: Replace calls to adj_offsettable_operand with calls
4151 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
4152 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
4153 * config/i386/i386.c, config/i386/i386.md: Likewise.
4154 * config/i860/i860.c, config/i960/i960.c: Likewise.
4155 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
4156 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
4157 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
4158 * config/mips/mips.c, config/mips/mips.md: Likewise.
4159 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
4160 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
4161 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
4162 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
4163 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
4164 * config/ns32k/ns32k.md: Likewise.
4166 2001-07-03 Zack Weinberg <zackw@stanford.edu>
4168 * rtl.c (copy_rtx): Handle 'T' format letter.
4169 * gensupport.c (collect_insn_data): Likewise.
4170 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
4172 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
4174 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
4175 -B option. Use 'dir' not 'foo' as example directory name.
4177 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4179 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4180 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
4182 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4184 * doc/cppinternals.texi: Improve formatting and logical markup.
4186 2001-07-03 Andreas Jaeger <aj@suse.de>
4188 * Makefile.in (insn-recog.o): Add dependency on reload.h.
4190 * genrecog.c (write_header): Include reload.h for prototypes in
4193 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
4196 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
4197 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
4198 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
4199 i386_pe_valid_type_attribute_p): Add.
4200 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
4201 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
4203 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4205 * explow.c (plus_constant_wide, case LO_SUM): New case.
4206 (plus_constant_for_output_wide): Delete.
4207 * rtl.h (plus_constant_for_output): Delete.
4208 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
4209 instead of plus_constant_for_output.
4210 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
4211 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
4212 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
4213 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
4214 * config/sparc/sparc.md: Likewise.
4215 Convert some change_address calls to adjust_address.
4217 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4219 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
4220 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
4221 documentation of -std and -Wwrite-strings.
4223 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4225 * cse.c (canon_hash): Don't register registers in very small
4226 register classes, as extending their lifetime might cause
4229 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4231 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
4233 * flow.c (forwarder_block_p): Fix for fallthru blocks.
4234 (try_redirect_by_replacing_jump): Update properly the count
4235 and frequency information.
4237 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
4239 * toplev.c (dump_file_index): Move SSA dumps just after first
4241 (dump_file): Corresponding changes.
4242 (rest_of_compilation): Move SSA path to just after the first
4244 * doc/gcc.texi (Passes): Update due to movement of SSA path.
4245 * doc/invoke.texi: Update dump file #s as they were completely
4246 out of date with reality.
4248 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4250 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
4252 * expr.c (emit_move_insn_1): Deal with non-default
4255 * expr.c (emit_single_push_insn): Fix warning.
4257 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4259 * expr.c (emit_move_insn_1): Avoid modifying
4260 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
4262 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4264 * emit-rtl.c (adjust_address): New function.
4265 * expr.h (adjust_address): Add declaration.
4266 * builtins.c: Replace some calls to change_address with calls to it
4268 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
4269 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
4270 * config/arm/arm.c, config/convex/convex.c: Likewise.
4271 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4272 * config/i386/i386.c, config/i386/i386.md: Likewise.
4273 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
4274 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
4275 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
4276 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
4277 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
4279 2001-07-02 Jim Wilson <wilson@redhat.com>
4281 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
4283 2001-07-02 Steve Ellcey <sje@cup.hp.com>
4285 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
4286 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
4288 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4290 * cppinit.c (lang_defaults): New table.
4291 (set_lang): Just read from lang_defaults into the live options
4294 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4296 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
4297 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
4298 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
4300 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4302 * doc/install.texi: Various spelling and markup fixes.
4303 (Installing GCC): Component specific installation instructions are
4306 Warn about removing old install dir in the presence of shared libs.
4307 (Configuration): Invoke with options target to match configure
4309 Consistently refer to gas, gld pathnames.
4310 Invert --enable-multilib documentation.
4311 Remove references to old compiler versions.
4313 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4315 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
4317 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4319 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
4321 (Specific, mips*-sgi-irix5): Note IDO download.
4322 Reworded MIPS C hints.
4323 Use GNU as instead of GAS.
4325 Removed SGI Freeware reference, IRIX 6 only.
4326 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
4327 Note N64 library requirement/workaround.
4329 Complete list of structure passing bug victims.
4331 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4333 * doc/install.texi: Remove CVS Id.
4335 2001-07-02 Andreas Jaeger <aj@suse.de>
4337 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
4338 (find_inherently_necessary): Remove unused variable.
4340 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
4342 * c-common.h (TDI_inlined): New ast dump phase.
4343 (dump_flag_name): New function.
4344 * c-dump.c (dump_files): Add inlined phase.
4345 (dump_flag_name): Define.
4346 * doc/invoke.texi (-fdump-ast-inlined): Document.
4348 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4350 * stor-layout.c (layout_decl): Revert change to handling of alignment
4353 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4355 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
4358 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
4360 * doc/tm.texi (FUNCTION_ARG): Document that the last call
4363 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
4365 * tlink.c (recompile_files): Remove COMPILER_PATH and
4366 LIBRARY_PATH from the environment.
4368 2001-07-01 Zack Weinberg <zackw@stanford.edu>
4370 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
4371 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
4373 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
4375 * c-parse.in (OBJC_STRING): Kill.
4376 (objc_string): Decompose to [objc_string] '@' STRING.
4377 (reswords): Take the leading '@' off all the Objective C keywords.
4378 (objc_rid_sans_at): Kill.
4379 (init_reswords): Don't initialize it.
4380 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
4381 (_yylex): Kill reconsider label. Look ahead one token after
4382 an '@'; if we get an identifier, check whether it's an
4383 Objective C @-keyword. If so, return the keyword. Otherwise,
4384 put back the token and return the '@' as a terminal.
4386 * cpplib.c (lex_macro_node): Remove unnecessary check for
4387 leading '@' on identifier. Clarify control flow and commentary.
4389 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4391 * cse.c (new_label_ref): Variable deleted.
4392 (insert): Remove set of new_label_ref.
4393 (check_for_label_ref): New function.
4394 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
4396 See ChangeLog.5 for earlier changes.