1 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
3 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
4 missing CONSTANT_P test in core GCC.
6 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
8 * cppmain.c (struct printer): New member source.
9 (scan_translation_unit): Fix spacing at start of lines.
10 (cb_line_change): Update.
12 * gcc.dg/cpp/spacing2.c: New test.
14 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
16 * config/cris/arit.c: Use __builtin_labs, not abs.
18 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
20 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
21 misplaced sprintf and fprintf argument.
23 2001-10-12 Zack Weinberg <zack@codesourcery.com>
25 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
26 * configure.in, Makefile.in: Take out obsolete check-po logic.
27 * configure, config.in: Regenerate.
29 2001-10-12 Ziemowit Laski <zlaski@apple.com>
31 * objc/objc-act.c (finish_objc): Correct precondition for emitting
34 2001-10-12 Stan Shebs <shebs@apple.com>
36 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
37 declarations of arguments and local variables.
39 2001-10-12 Christopher Faylor <cgf@redhat.com>
41 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
42 ENDFILE_SPEC definition.
44 2001-10-12 Kazu Hirata <kazu@hxi.com>
46 * gthr-dce.h: Fix comment formatting.
47 * gthr-posix.h: Likewise.
48 * gthr-single.h: Likewise.
49 * gthr-solaris.h: Likewise.
50 * gthr-vxworks.h: Likewise.
51 * gthr-win32.h: Likewise.
53 2001-10-12 Jakub Jelinek <jakub@redhat.com>
55 * final.c (output_asm_insn): Make sure assembly dialects are
56 terminated, not nested. Output `|' and `}' characters if they
57 don't appear inside assembly dialect selection.
58 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
59 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
60 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
61 strsetsi_rex_1): Add {} braces.
63 2001-10-11 Zack Weinberg <zack@codesourcery.com>
65 * toplev.c (compile_file): Ignore return value from yyparse.
66 Always pop any nested binding levels after yyparse returns.
68 2001-10-11 Richard Henderson <rth@redhat.com>
70 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
72 2001-10-11 Richard Henderson <rth@redhat.com>
74 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
75 fall back to add_AT_long_long for large CONST_INT.
77 2001-10-11 Richard Henderson <rth@redhat.com>
79 * config/i386/i386.md (setcc splitters): Add four splitters to
80 simplify compound compares that simplify_comparison can't handle.
82 2001-10-11 Zack Weinberg <zack@codesourcery.com>
84 * cpplex.c (digraph_spellings, token_spellings): Make static.
86 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
88 * unroll.c (loop_iterations): Fixup last patch.
90 2001-10-11 Richard Henderson <rth@redhat.com>
92 * rtl.h (REG_VTABLE_REF): New.
93 * rtl.c (reg_note_name): Add it.
94 * combine.c (distribute_notes): Handle it.
95 * final.c (final_scan_insn): Handle it.
96 * tree.def (VTABLE_REF): New.
97 * expr.c (expand_expr): Handle it.
98 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
99 * output.h: Declare them.
101 2001-10-11 Richard Henderson <rth@redhat.com>
103 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
106 2001-10-11 David Edelsohn <edelsohn@gnu.org>
108 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
109 available in 64-bit mode.
111 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
113 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
115 * config/cris/cris-protos.h: New file.
116 * config/cris/cris.c: New file.
117 * config/cris/cris.h: New file.
118 * config/cris/cris.md: New file.
119 * config/cris/linux.h: New file.
120 * config/cris/aout.h: New file.
121 * config/cris/arit.c: New file.
122 * config/cris/cris_abi_symbol.c: New file.
123 * config/cris/mulsi3.asm: New file.
124 * config/cris/t-aout: New file.
125 * config/cris/t-cris: New file.
126 * config/cris/t-elfmulti: New file.
127 * config/cris/t-linux: New file.
128 * doc/invoke.texi: Add CRIS options.
129 * doc/install.texi (Specific): Add blurb for CRIS.
131 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
133 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
135 * config/float/i32.h: Likewise.
136 * config/float-i386.h: Likewise.
137 * config/float-i64.h: Likewise.
138 * config/float-m68k.h: Likewise.
139 * config/float-sh.h: Likewise.
140 * config/float-sparc.h: Likewise.
142 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
144 * doc/contrib.texi: Add note about CRIS port to my entry.
146 2001-10-11 Kazu Hirata <kazu@hxi.com>
148 * basic-block.h: Fix formatting.
149 * bitmap.h: Likewise.
150 * cpplib.h: Likewise.
151 * c-tree.h: Likewise.
152 * diagnostic.h: Likewise.
155 * longlong.h: Likewise.
157 * reload.h: Likewise.
161 2001-10-10 Richard Henderson <rth@redhat.com>
163 * c-parse.in (asm_operand): Allow named operands.
164 * genconfig.c (max_recog_operands): Set to 29.
165 * local-alloc.c (requires_inout): Skip multiple digits.
166 * recog.c (asm_operand_ok): Likewise.
167 (preprocess_constraints): Use strtoul for matching constraints.
168 (constrain_operands): Likewise.
169 * regmove.c (find_matches): Likewise.
170 * reload.c (find_reloads): Likewise.
171 * stmt.c (parse_output_constraint): Don't reject in-out
172 constraint on operands > 9. Reject '[' in constraint.
173 (expand_asm_operands): Handle named operands. Use strtoul
174 for matching constraints.
175 (check_operand_nalternatives): Split out from expand_asm_operands.
176 (check_unique_operand_names): New.
177 (resolve_operand_names, resolve_operand_name_1): New.
179 * doc/extend.texi (Extended Asm): Document named operands.
180 * doc/md.texi (Simple Constraints): Document matching constraints
183 2001-10-10 Richard Henderson <rth@redhat.com>
185 * combine.c (try_combine): Handle a SEQUENCE of one insn.
187 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
188 (jcc splitters): Add two splitters to simplify compound compares
189 that simplify_comparison can't handle.
191 2001-10-10 Richard Henderson <rth@redhat.com>
193 * langhooks.c: Include langhooks.h.
194 * Makefile.in (langhooks.o): Depend on it.
196 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
198 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
199 should not be considered as a no-op.
200 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
202 2001-10-10 Stan Shebs <shebs@apple.com>
204 * alias.c: Remove uses of "register" specifier in declarations
205 of arguments and local variables.
207 * c-convert.c: Ditto.
210 * c-semantics.c: Ditto.
212 * caller-save.c: Ditto.
226 * dwarf2out.c: Ditto.
233 * fix-header.c: Ditto.
236 * fold-const.c: Ditto.
240 * gen-protos.c: Ditto.
241 * genattrtab.c: Ditto.
243 * genconfig.c: Ditto.
245 * genextract.c: Ditto.
247 * gengenrtl.c: Ditto.
248 * genoutput.c: Ditto.
251 * gensupport.c: Ditto.
255 * haifa-sched.c: Ditto.
256 * hard-reg-set.h: Ditto.
258 * integrate.c: Ditto.
261 * local-alloc.c: Ditto.
263 * mips-tdump.c: Ditto.
264 * mips-tfile.c: Ditto.
267 * print-rtl.c: Ditto.
271 * reg-stack.c: Ditto.
281 * sched-deps.c: Ditto.
282 * sched-rgn.c: Ditto.
284 * simplify-rtx.c: Ditto.
286 * stor-layout.c: Ditto.
295 2001-10-10 Richard Henderson <rth@redhat.com>
297 * rtl.h (can_reverse_comparison_p): Remove.
299 2001-10-10 Christopher Faylor <cgf@redhat.com>
301 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
304 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
306 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
307 (Thanks to Chris Faylor for suggesting macro name).
308 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
310 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
311 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
312 (MATH_LIBRARY): Undef before definition.
313 (OUTPUT_QUOTED_STRING): Likewise.
314 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
316 2001-10-10 Richard Henderson <rth@redhat.com>
318 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
319 (fde_unencoded_compare): Likewise. Don't use subtraction to get
320 a tristate comparison value.
321 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
323 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
326 * unroll.c (loop_iterations): Ignore insns generated by loop
329 * config.gcc (mips*-*-gnu*): Delete support.
330 * config/mips/gnu.h: Remove.
332 2001-10-10 Kazu Hirata <kazu@hxi.com>
334 * calls.c: Fix formatting.
335 * c-decl.c: Likewise.
336 * cfgcleanup.c: Likewise.
337 * combine.c: Likewise.
338 * cppfiles.c: Likewise.
339 * cpplib.c: Likewise.
340 * cppmacro.c: Likewise.
341 * crtstuff.c: Likewise.
343 * dwarf2out.c: Likewise.
344 * expmed.c: Likewise.
346 * fold-const.c: Likewise.
347 * function.c: Likewise.
349 * genattrtab.c: Likewise.
350 * ggc-page.c: Likewise.
351 * integrate.c: Likewise.
352 * libgcc2.c: Likewise.
354 * optabs.c: Likewise.
355 * profile.c: Likewise.
356 * protoize.c: Likewise.
359 * reload1.c: Likewise.
360 * reload.c: Likewise.
362 * resource.c: Likewise.
363 * sched-rgn.c: Likewise.
364 * sdbout.c: Likewise.
366 * toplev.c: Likewise.
367 * varasm.c: Likewise.
369 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
371 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
372 * Makefile.in (langhooks.o): Add dependencies.
374 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
376 * rs6000.c (rs6000_emit_load_toc_table): Don't
377 strdup the toc label.
378 (create_TOC_reference): Likewise.
380 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
382 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
385 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
387 * config/i386/i386.c (ix86_attribute_table): Correct
388 min_len, max_len fields for dllimport, dllexport and shared.
390 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
392 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
393 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
394 Consistently use "nonzero" instead of "non-zero".
396 2001-10-09 Kazu Hirata <kazu@hxi.com>
398 * acconfig.h: Fix comment formatting.
399 * c-dump.h: Likewise.
400 * c-tree.h: Likewise.
401 * conditions.h: Likewise.
403 * function.h: Likewise.
406 * integrate.h: Likewise.
409 * optabs.h: Likewise.
411 2001-10-09 Kazu Hirata <kazu@hxi.com>
413 * c-common.h: Fix comment formatting.
414 * c-dump.c: Likewise.
416 * diagnostic.h: Likewise.
417 * except.c: Likewise.
419 * gcov-io.h: Likewise.
420 * genattrtab.c: Likewise.
421 * output.h: Likewise.
422 * predict.h: Likewise.
423 * reload1.c: Likewise.
424 * reload.h: Likewise.
425 * resource.h: Likewise.
427 * system.h: Likewise.
429 * tree-inline.c: Likewise.
430 * tsystem.h: Likewise.
431 * varasm.c: Likewise.
432 * xcoffout.h: Likewise.
434 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
436 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
438 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
440 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
441 config/i386/i386elf.h, config/i386/netbsd-elf.h,
442 config/i386/netware.h, config/mcore/gfloat.h,
443 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
444 config/netware.h, gccbug.in: Update FSF address.
446 2001-10-09 Kazu Hirata <kazu@hxi.com>
448 * c-common.c: Fix comment typos.
449 * cfgrtl.c: Likewise.
450 * collect2.c: Likewise.
451 * cpplex.c: Likewise.
452 * doloop.c: Likewise.
453 * dwarf2out.c: Likewise.
454 * dwarfout.c: Likewise.
456 * fold-const.c: Likewise.
460 * global.c: Likewise.
463 * optabs.c: Likewise.
464 * protoize.c: Likewise.
465 * regclass.c: Likewise.
470 * doc/cpp.texi: Likewise.
471 * doc/c-tree.texi: Likewise.
472 * doc/extend.texi: Likewise.
473 * doc/invoke.texi: Likewise.
474 * doc/objc.texi: Likewise.
475 * doc/tm.texi: Likewise.
477 2001-10-08 Richard Henderson <rth@redhat.com>
479 * varasm.c (set_named_section_flags): Initialize "declared".
481 2001-10-08 Robert Lipe <robertlipe@usa.net>
483 * varasm.c (struct in_named_entry): Add declared.
484 (named_section_first_declaration): New function.
485 (default_elf_asm_named_section): Use it.
486 * output.h (named_section_first_declaration): New.
488 2001-10-08 Richard Henderson <rth@redhat.com>
490 * i386.md (movsi_xor): Export.
491 (setcc peep2): Use it when available; add an alternative to
492 match zero_extendhisi2_and.
494 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
496 * romp-protos.h (romp_initialize_trampoline): New function.
497 * romp.c (romp_initialize_trampoline): Likewise.
498 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
499 romp_initialize_trampoline.
501 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
503 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
504 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
505 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
506 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
508 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
510 * unroll.c (loop_iterations): Extend check for multiple back edges.
512 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
514 * langhooks.h: New file.
515 * Makefile.in (OBJS): Added langhooks.o.
516 (c-lang.o): Depend on langhooks.h.
517 (c-common.o): Don't depend on tree-inline.h.
518 (tree-inline.o): Depend on toplev.h.
519 (langhooks.o): New rule.
520 * c-common.c: Don't include tree-inline.h.
521 (c_mark_lang_decl): Mark argument c as unused.
522 (c_common_lang_init): Don't initialize hooks here.
523 * c-lang.c: Include langhooks.h, then override some macros.
524 (lang_hooks): Initialize with macros in langhooks.h.
525 (c_init): Don't initialize hooks here.
526 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
527 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
528 * tree-inline.c: Include toplev.h. Don't define hook variables.
529 * tree-inline.h: Don't define hook types nor declare hook
530 variables. Move macros to...
531 * langhooks.c: ... new file, as functions. Adjust all callers.
533 2001-10-08 Jeffrey A Law <law@cygnus.com>
535 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
536 purge_mem_unchanging_flag on all instructions, not just on those
537 before NOTE_INSN_FUNCTION_BEG.
539 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
541 * cppmacro.c (_cpp_create_definition): Leave comments off.
543 * doc/cpp.texi: Update.
545 2001-10-08 DJ Delorie <dj@redhat.com>
547 * c-decl.c (grokfield): Make sure the only unnamed fields
548 we're allowing are either structs or unions.
549 * doc/extend.texi: Add documentation for the unnamed field
552 2001-10-08 Zack Weinberg <zack@codesourcery.com>
554 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
555 * configure.in: Use it.
556 * configure: Regenerated.
557 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
558 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
560 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
562 * cppfiles.c (open_file): Don't mark zero-length files
563 never-reread here. Don't output diagnostics here either.
564 (stack_include_file): Mark them never-reread here.
565 (_cpp_read_file): Update.
567 2001-10-08 Richard Henderson <rth@redhat.com>
569 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
571 2001-10-08 Richard Henderson <rth@redhat.com>
573 * expr.c (store_expr): When converting a CONST_INT for storage
574 in a SUBREG, convert it to both SUBREG modes before stripping
577 2001-10-08 Richard Henderson <rth@redhat.com>
579 * varasm.c (restore_varasm_status): New.
580 * function.h: Declare it.
581 * function.c (pop_function_context_from): Call it.
583 2001-10-08 Richard Henderson <rth@redhat.com>
585 * c-common.h (struct c_lang_decl): Add declared_inline.
586 * c-tree.h (DECL_DECLARED_INLINE_P): New.
587 * c-lang.c (c_disregard_inline_limits): Use it.
588 * c-decl.c (duplicate_decls): Likewise.
589 (pushdecl, redeclaration_error_message): Likewise.
590 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
591 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
592 Set DECL_INLINE if -finline-functions.
593 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
595 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
597 * cppmacro.c (funlike_invocation_p): Move some logic to caller
598 in enter_macro_context. Create a padding token in its own context
599 if necessary when the search for '(' fails.
600 (enter_macro_context): Update.
602 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
604 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
605 genmultilib, toplev.c: Fix spelling errors of "separate" as
606 "seperate", and corresponding spelling errors of related words.
608 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
610 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
611 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
613 * c-dump.c (dump_option_value_info): Likewise.
614 * c-format.c (format_length_info, format_char_info,
615 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
616 * collect2.c (names): Likewise.
617 * cppdefault.h (default_include): Likewise.
618 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
619 * flow.c (life_analysis): Likewise.
620 * gcc.c (dir_separator_str, modify_target, option_map,
621 target_option_translations, spec_list_1, extra_specs_1,
622 init_spec): Likewise.
623 * gcov.c (gcov_version_string): Likewise.
624 * genattr.c (write_units): Likewise.
625 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
626 * gengenrtl.c (rtx_definition, defs): Likewise.
627 * genrecog.c (pred_table): Likewise.
628 * global.c (global_alloc): Likewise.
629 * lcm.c (optimize_mode_switching): Likewise.
630 * local-alloc.c (find_free_reg): Likewise.
631 * params.h (param_info): Likewise.
632 * predict.c (predictor_info): Likewise.
633 * protoize.c (unexpansion_struct): Likewise.
634 * real.c (bmask): Likewise.
635 * recog.h (insn_operand_data, insn_data): Likewise.
636 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
637 * stmt.c (expand_nl_goto_receiver): Likewise.
638 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
639 target_switches, target_options): Likewise.
640 * tradcif.y (token, tokentab2, yylex): Likewise.
641 * tree.h (attribute_spec): Likewise.
643 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
645 * arc.c (arc_output_function_epilogue): Likewise.
646 * arm.c (processors, all_cores, all_architectures,
647 arm_override_options, isr_attribute_arg, isr_attribute_args,
648 arm_isr_value): Likewise.
649 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
651 * c4x.c (c4x_int_reglist): Likewise.
652 * d30v.c (override_options): Likewise.
653 * h8300.c (shift_insn): Likewise.
654 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
655 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
656 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
657 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
658 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
659 * i386.h (processor_costs, ix86_cost): Likewise.
660 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
661 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
662 * m68k.c (codes_68881, codes_FPA): Likewise.
663 * m88k.c (mode_from_align, max_from_align, all_from_align,
664 best_from_align, m_options): Likewise.
665 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
666 * mcore.c (mode_from_align): Likewise.
667 * mips/elf64.h (UNIQUE_SECTION): Likewise.
668 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
669 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
670 * mips.h (mips_regno_to_class): Likewise.
671 * ns32k.c (scales): Likewise.
672 * pa.c (import_string, magic_milli): Likewise.
673 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
674 * sparc.c (leaf_reg_remap, sparc_override_options,
675 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
677 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
679 2001-10-07 Dale Johannesen <dalej@apple.com>
681 * reload1.c (reload_reg_free_p): Teach register interference
682 checking that multiple output reloads are emitted in
684 reload1.c (reload_reg_reaches_end_p): Ditto.
685 reload1.c (reloads_conflict): Ditto.
687 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
689 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
690 NULL_TREE inside @code.
692 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
694 * doc/gcc.texi: Document consistent style of "32-bit",
695 "Objective-C", and "@code{NULL}".
697 2001-10-06 Zack Weinberg <zack@codesourcery.com>
699 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
700 (cpp_token_len, cpp_spell_token, cpp_output_token,
701 _cpp_equiv_tokens): Handle it.
702 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
703 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
704 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
707 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
709 * gcc.c (default_compilers): Remove .ada.
711 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
713 * doc/cppinternals.texi: Update.
715 2001-10-06 Zack Weinberg <zack@codesourcery.com>
717 * gcc.c (main): Set this_file_error if the appropriate
718 compiler for a language has not been installed.
720 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
722 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
724 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
726 * gccbug.in (CATEGORIES): Add ada.
728 2001-10-05 Catherine Moore <clm@redhat.com>
730 * config/stormy16/stormy-abi: Document abi changes.
731 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
732 (ICALL_REGS): New register class.
733 (NUM_ARGUMENT_REGISTERS): Now 6.
734 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
736 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
737 * config/stormy16.md (call_internal, call_value_internal,
738 indirect_jump): Use new 'z' constraint.
740 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
742 * doc/cppinternals.texi: Update.
744 2001-10-05 Richard Henderson <rth@redhat.com>
746 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
747 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
748 the gas section-name-as-label feature.
750 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
752 * doc/cppinternals.texi: Update.
754 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
756 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
757 to ensure valid SImode constants.
759 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
761 * Makefile.in (c-decl.o): Depend on tree-inline.h.
762 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
763 * c-decl.c: Include tree-inline.h.
764 (c_expand_body): Call optimize_inline_calls. Determine whether
765 a function is inlinable upfront, and only clear
766 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
767 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
768 (c_disregard_inline_limits): New function.
769 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
770 (c_post_options): Enable tree inlining if inlining is enabled.
771 Don't inline trees when instrumenting functions.
772 (c_init): Initialize lang_disregard_inline_limits and
773 lang_cannot_inline_tree_fn.
774 * tree-inline.c (initialize_inlined_parameters): Handle calls
775 with fewer arguments than declared parameters, and fewer
776 parameters than passed arguments. Don't assume value is a
778 (declare_return_variable): Convert return value back to the
779 original type, if it was promoted.
780 (tree_inlinable_function_p): New function.
781 (inlinable_function_p): Don't look at DECL_INLINE if we're
782 inlining all functions. Make it work with a NULL id.
783 Re-check DECL_UNINLINABLE after language-specific checks.
784 * tree-inline.h (tree_inlinable_function_p): Declare it.
785 * integrate.c (save_for_inline): Don't bother to prepare argvec
787 * cse.c (check_for_label_ref): Don't check deleted labels.
789 * Makefile.in (tree-inline.o): Depend on newly-included headers.
790 * tree-inline.c: Include headers needed for the functions moved in.
791 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
792 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
793 (copy_body, initialize_inlined_parameters): Likewise.
794 (declare_return_variable, inlinable_function_p): Likewise.
795 (expand_call_inline, expand_calls_inline): Likewise.
796 (optimize_inline_calls, clone_body): Likewise.
797 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
798 (copy_tree_r, remap_save_expr): Likewise.
800 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
802 * Makefile.in (OBJS): Added tree-inline.o.
803 (c-common.o): Depend on tree-inline.h.
804 (tree-inline.o): New target.
805 * c-common.c: Include tree-inline.h.
806 (c_mark_lang_decl): Don't mark saved_tree.
807 (c_common_lang_init): Set lang_anon_aggr_type_p.
808 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
809 (struct c_lang_decl): Moved saved_tree to tree_decl.
810 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
811 * integrate.h (function_attribute_inlinable_p): Declare it.
812 * integrate.c (function_attribute_inlinable_p): Export it.
813 * tree-inline.c: New file. Define variables declared in...
814 * tree-inline.h: New file. Declare functions to be moved to
815 tree-inline.c. Define macros and declare types and hooks for
816 language-specific tree inlining.
817 (flag_inline_trees): Moved definition from cp/decl2.c.
818 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
819 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
820 (struct tree_decl): Moved saved_tree from c_lang_decl and
821 inlined_fns from C++'s lang_decl.
823 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
825 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
826 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
828 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
830 * doc/cppinternals.texi: Update.
832 2001-10-04 Eric Christopher <echristo@redhat.com>
834 * config/mips/mips.c (init_cumulative_args): Remember to set
836 * config.gcc: Redo linux configuration. Add target_cpu_default
837 of soft-float to all mipsisa32 combinations and tx39.
838 * config/mips/linux.h: Remove include of mips.h.
840 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
842 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
843 HOST_LDFLAGS and HOST_CPPFLAGS.
845 2001-10-03 Ziemowit Laski <zlaski@apple.com>
847 * c-parse.in (objc_inherit_code, objc_pq_context,
848 objc_public_flag): Make static.
849 (objc_interface_context, objc_implementation_context,
850 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
851 global tree array in objc/objc-act.[ch].
852 (methoddef): Remove unnecessary code.
854 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
855 Hoist struct definitions to objc-act.h.
856 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
857 cat_count): Place declaration in objc-act.h.
858 (objc_tree_index): Move enumeration to objc-act.h.
859 (objc_global_trees): Place declaration and macro accessors in
861 (implementation_context): Remove duplicate; use
862 objc_implementation_context instead:
863 (method_context): Remove duplicate; use objc_method_context
865 (objc_ellipsis_node, objc_method_prototype_template,
866 implemented_classes, function_type): Move global vars to
868 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
869 (build_message_expr): Move actual construction of ObjC message
870 send nodes to finish_message_expr.
871 (finish_message_expr): New routine, contains code formerly in
873 * objc/objc-act.h (finish_message_expr): New prototype.
874 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
875 declarations; these vars are now part of objc_global_trees.
876 (objc_tree_index, objc_global_trees): Move definitions from
878 * objc/objc-tree.def: Update copyright info.
880 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
882 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
884 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
885 only if TARGET_ARCH64.
887 2001-10-02 Bernd Schmidt <bernds@redhat.com>
889 * doc/extend.texi: Fix some problems with previous checkin.
890 * doc/invoke.texi: Likewise.
892 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
894 * cpphash.h: Update comments.
895 (cpp_context): Update.
896 (spec_nodes): Remove n__Pragma.
897 * cppinit.c (cpp_create_reader): Update.
898 (builtin_array): Add _Pragma.
899 * cpplib.h: Update comments.
900 (NODE_DISABLED, BT_PRAGMA): New.
901 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
902 * cppmacro.c (struct cpp_macro): Remove disabled.
903 (builtin_macro): Return int, handle _Pragma, push the new token
904 on the context stack.
905 (funlike_invocation_p): Unconstify, update.
906 (enter_macro_context): Handle builtins here.
907 (replace_args, push_token_context, push_ptoken_context):
908 Update for prototype changes.
909 (_cpp_pop_context): Update.
910 (cpp_get_token): Don't handle buitins, nor _Pragma here.
911 (cpp_sys_macro_p): Update.
912 (_cpp_free_definition): Clear disabled flag.
913 (_cpp_create_definition): Upate.
914 * cppmain.c: Update comments.
916 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
917 Andreas Jaeger <aj@suse.de>,
918 Jan Hubicka <jh@suse.cz>
920 * doc/invoke.texi (i386 Options): Document x86-64 options.
921 (i386 and x86-64 Options): Rename i386 options section.
923 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
924 (TARGET_SWITCHES): Add -munwind-info.
925 (MASK_NO_UNWIND_INFO): New.
926 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
928 (ASM_OUTPUT_DOUBLE_INT): New.
930 * config/i386/linux64.h: New spec file for Linux x86-64 support.
931 * config.gcc: Fix tm_file settings for x86-64.
932 * config/i386/x86-64.h: New file with OS independent x86-64
934 * config/i386/biarch64.h: New file used to configure compiler
935 to biarch/64bit compilation.
937 * config/i386/i386.c: (override_options): Set flags default
938 for 64bit compilation.
940 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
942 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
943 (ix86_expand_int_movcc): Optimize DImode conditional moves with
945 (ix86_attr_length_immediate_default): Support MODE_DI.
946 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
948 (indirect_jump, tablejump): Turn into expander.
950 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
952 * c-common.c (c_format_attribute_table): Make format and
953 format_arg attributes apply to function types rather than to
955 (is_valid_printf_arglist): Construct an attribute list and pass
956 that to check_function_format rather than a name.
957 * c-common.h (check_function_format): Adjust prototype.
958 * c-decl.c (duplicate_decls): Preserve attributes from type of
959 built-in decl when allowing for harmless conflict in types.
960 * c-format.c (record_function_format,
961 record_international_format, function_format_list,
962 international_format_info, international_format_list): Remove.
963 (function_format_info): Remove next, name and assembler_name.
964 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
965 (decode_format_attr): New.
966 (handle_format_attribute): Handle receiving a type rather than a
967 decl. Call decode_format_attr. Store format information in a
968 function_format_info.
969 (handle_format_arg_attribute): Correct comment. Handle receiving
970 a type rather than a decl. Use unsigned HOST_WIDE_INT for
972 (check_format_info_recurse, check_format_info_main): Take argument
973 numbers as unsigned HOST_WIDE_INT.
974 (check_function_format): Take a list of attributes from the
975 function type rather than a name or assembler name. Check for
976 format attributes in that list and the attributes on the type of
977 the current function rather than looking through
978 function_format_list.
979 (check_format_info): Use unsigned HOST_WIDE_INT for argument
981 (check_format_info_recurse): Take format_arg attributes from the
982 type of the function calls rather than using
983 international_format_list. Allow for multiple format_arg
985 * c-typeck.c (build_function_call): Pass type attributes to
986 check_function_format rather than name or assembler name. Don't
987 require there to be a name or assembler name to check formats.
989 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
991 * attribs.c (decl_attributes): Possibly call
992 insert_default_attributes to insert default attributes on
993 functions in a lazy manner.
994 * builtin-attrs.def: New file; define the default format and
995 format_arg attributes.
996 * c-common.c (c_format_attribute_table): Move to earlier in the
998 (c_common_nodes_and_builtins): Initialize format_attribute_table.
999 (enum built_in_attribute, built_in_attributes,
1000 c_attrs_initialized, c_init_attributes,
1001 c_common_insert_default_attributes): New.
1002 (c_common_lang_init): Don't initialize format_attribute_table. Do
1003 call c_init_attributes.
1004 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
1005 * c-common.h (init_function_format_info): Don't declare.
1006 (c_common_insert_default_attributes): Declare.
1007 * c-decl.c (implicitly_declare, builtin_function): Call
1009 (init_decl_processing): Don't call init_function_format_info.
1010 (insert_default_attributes): New.
1011 * c-format.c (handle_format_attribute,
1012 handle_format_arg_attribute): Be quiet about inappropriate
1013 declaration when applying default attributes.
1014 (init_function_format_info): Remove.
1015 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
1016 (insert_default_attributes): Declare.
1018 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1020 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
1022 2001-10-01 Jim Wilson <wilson@redhat.com>
1024 * sched-deps.c (add_dependence): When elide conditional dependence,
1025 check that insn doesn't modify cond2.
1027 2001-10-01 Dale Johannesen <dalej@apple.com>
1029 * config/rs6000/rs6000.h (enum processor_type): Add support
1030 for 7400 (G4) and 7450.
1032 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1033 (rs6000_issue_rate): Ditto.
1034 (rs6000_adjust_cost): Fix cycle counts for compares.
1035 (debug_stack_info): Fix an obvious typo.
1036 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
1037 * doc/invoke.texi: Document.
1038 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
1040 (PROCESSOR_DEFAULT): Ditto.
1042 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
1044 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
1045 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
1046 later recursive make invocation.
1048 2001-10-01 Hans Boehm <boehm@acm.org>
1050 * optabs.c (emit_libcall_block): When using non-call exceptions,
1051 don't add REG_LIBCALL reg notes to trapping calls.
1053 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
1055 * flow.c (propagate_block_delete_libcall): Remove unused first arg
1056 (propagate_one_insn): Update for above change
1058 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
1060 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
1061 _Unwind_GetTextRelBase): Argument is unused.
1063 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1065 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
1066 Loop through NOPs, placeholders, and components.
1067 Don't go through NOPs if change mode.
1068 (record_alias_subset): Do nothing if SUBSET and SET are the same.
1069 * emit-rtl.c (set_mem_alias_set): Enable check.
1070 * expr.c (find_placeholder): New function.
1071 (expand_expr, case PLACEHOLDER_EXPR): Use it.
1072 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
1073 to modify it and avoid unneeded copies.
1074 * expr.h (expand_expr): Always define.
1075 (find_placeholder): New declaration.
1077 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1079 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
1080 operand 2 is the stack pointer.
1081 ("addr-peephole"): Fix address computation peephole when operand 2
1082 is the stack pointer.
1084 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1086 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
1087 (ix86_setup_incoming_varargs): Likewise.
1089 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
1091 * stor-layout.c (layout_type): Don't complain about too-large
1094 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1096 * function.c (keep_stack_depressed): Don't use delete_insn.
1098 * expr.h (set_mem_alias_set): Move decl to here.
1099 * rtl.h (mem_attrs): New typedef and struct.
1100 (union rtunion_def): Add field for mem_attrs.
1101 (X0MEMATTR, MEM_ATTRS): New macros.
1102 (MEM_ALIAS_SET): Use MEM_ATTRS.
1103 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
1104 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
1105 (set_mem_alias_set): Delete decl from here.
1107 * alias.c (set_mem_alias_set): Delete from here.
1108 * emit-rtl.c (mem_attrs_htab): New variable.
1109 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
1110 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
1111 (mem_attrs_mark, get_mem_attrs): Likewise.
1112 (gen_rtx_MEM): Clear MEM_ATTRS.
1113 (set_mem_attributes): Move to here.
1114 (set_mem_alias_set): Likewise, and call get_mem_attrs.
1115 (init_emit_once): const_int_htab now deletable htab.
1116 Initialize mem_attrs_htab.
1117 * explow.c (set_mem_attributes): Delete from here.
1118 * function.c (put_var_into_stack): Clear MEM_ATTRS.
1119 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
1120 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
1121 * reload1.c (reload): Rework changing REG to MEM.
1123 2001-09-30 H.J. Lu <hjl@gnu.org>
1125 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
1126 * config.in: Rebuild.
1128 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1130 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
1131 ("tsthi_1"): Avoid allocation in register y.
1132 ("*movqi_68hc12"): Reorganize and fix constraints.
1133 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
1134 ("addqi3"): Likewise.
1135 ("addhi3"): Fix constraints.
1136 ("*logicalhi3_zexthi"): Disparage soft registers.
1138 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1140 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
1143 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1145 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
1146 that we use setjmp/longjmp exceptions.
1148 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
1150 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
1151 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
1152 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
1153 _cpp_pool_alloc, _cpp_next_chunk): Remove.
1154 (_cpp_extend_buff, BUFF_ROOM): Update.
1155 (_cpp_append_extend_buff): New.
1156 (struct cpp_reader): Remove macro_pool, add a_buff.
1157 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
1159 (cpp_destroy): Free a_buff instead of macro_pool.
1160 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
1161 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
1162 _cpp_pool_alloc, ): Remove.
1163 (parse_number, parse_string): Update use of _cpp_extend_buff.
1164 (_cpp_extend_buff): Update.
1165 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
1166 * cpplib.c (glue_header_name, parse_answer):
1167 Update use of _cpp_extend_buff.
1168 (cpp_register_pragma, cpp_register_pragma_space): Use
1170 (do_assert, do_unassert): Check for EOL, update.
1171 * cppmacro.c (stringify_arg, collect_args): Update to use
1172 _cpp_extend_buff and _cpp_append_extend_buff.
1173 (save_parameter, parse_params, alloc_expansion_token,
1174 _cpp_create_definition): Rework memory management.
1176 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
1178 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
1179 update md_exec_prefix.
1180 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
1183 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
1185 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
1186 (SELECT_CC_MODE): Use s390_select_ccmode.
1187 * config/s390/s390-protos.h (s390_select_ccmode): Add.
1188 * config/s390/s390.c (s390_select_ccmode): New.
1189 (s390_match_ccmode): Add CCLmode.
1190 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
1191 (output_branch_condition, output_inverse_branch_condition): Removed.
1192 (print_operand): Use s390_branch_condition_mnemonic.
1193 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
1194 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
1195 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
1197 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
1198 when converting conditional branches to far branches.
1199 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
1200 cmpint_di): Use CCSmode instead of CCUmode.
1202 * config/s390/s390.c (legitimate_la_operand_p): New.
1203 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
1204 * config/s390/s390.md (movsi): Convert load address patterns to
1205 arithmetic operations when necessary.
1206 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
1207 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
1208 (*do_la_reg_0): Don't use before reload.
1210 * config/s390/s390.c (legitimize_address): Make more efficient
1211 use of two-register addressing mode.
1213 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
1214 with -mno-backchain in some corner cases.
1216 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
1218 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
1220 * reload.c (find_reloads): Mark new USE insns with QImode.
1221 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
1222 find_reloads_subreg_address): Likewise.
1223 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
1225 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
1227 (reload): Make sure there are no USEs with mode other than
1228 VOIDmode. At the end, remove those marked with QImode.
1230 2001-09-29 Per Bothner <per@bothner.com>
1232 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
1233 * Makefile.in (includedir): Rename to local_includedir.
1234 (includedir): Define as $(prefix)/include.
1235 * config.in (PREFIX_INCLUDE_DIR): New variable.
1236 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
1238 2001-09-29 Bernd Schmidt <bernds@redhat.com>
1240 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
1242 * doc/extend.texi (Vector Extensions): New node.
1243 * doc/invoke.texi (Machine Dependent Options): Add documentation for
1244 i386 -mmmx, -msse, -m3dnow.
1246 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1248 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
1250 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
1252 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
1254 * doc/invoke.texi (Optimize Options): Delete spurious @table.
1256 2001-09-28 Richard Henderson <rth@redhat.com>
1258 * varasm.c (assemble_integer): Bound alignment check by
1261 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
1263 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1265 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1267 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1269 Mostly from Graham Stott <grahams@redhat.com>
1270 * c-common.c (type_for_mode): Add support for V2SFmode.
1271 * tree.c (build_common_tree_nodes_2): Likewise.
1272 * tree.h (enum tree_index, global_trees): Likewise.
1273 * config/i386/i386.c (x86_3dnow_a): New variable.
1274 (override_options): Support 3Dnow extensions.
1275 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
1276 Athlon's version of 3Dnow.
1277 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
1278 (ix86_expand_builtin): Handle them.
1279 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
1280 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
1281 TARGET_3DNOW_A): New macros.
1282 (TARGET_SWITCHES): Add 3Dnow switches.
1283 (VALID_MMX_REG_MODE_3DNOW): New macro.
1284 (VECTOR_MODE_SUPPORTED_P): Use it.
1285 (enum ix86_builtins): Add entries for 3Dnow builtins.
1286 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
1287 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
1288 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
1289 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
1290 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
1291 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
1292 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
1293 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
1294 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
1295 sfence_insn, prefetch): Make these available if TARGET_SSE or
1298 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1300 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
1301 ix86_va_start, ix86_build_va_list): Declare.
1302 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
1303 ix86_va_start, ix86_build_va_list): New global functions.
1304 * i386.md (sse_prologue_save_insn): New insn.
1305 (sse_prologue_save): New expander.
1306 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
1307 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
1309 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1311 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
1312 Use size_t everywhere, make definitions consistent with
1315 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1317 * gcse.c (replace_store_insn): Use delete_insn.
1318 * loop.c (move_movables): Likewise; avoid delete_insn
1319 from clobbering notes moved elsewhere.
1320 (check_dbra_loop): Use delete_insn.
1321 * ssa.c (convert_from_ssa): Likewise.
1322 * cse.c (cse_insn): Use delete_insn.
1324 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1326 * cpphash.h (struct cpp_buff): Make unsigned.
1327 (_cpp_get_buff): Take length of size_t.
1328 (_cpp_unaligned_alloc): New.
1329 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
1330 (struct cpp_reader): Remove ident_pool. Add u_buff.
1331 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
1332 (cpp_destroy): Destroy u_buff, not ident_pool.
1333 * cpplex.c (parse_number, parse_string, save_comment,
1334 cpp_token_as_text): Update to use the unaligned buffer.
1335 (new_buff): Make unsigned.
1336 (_cpp_unaligned_alloc): New.
1337 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
1338 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
1340 (collect_args): Make unsigned.
1342 2001-09-27 Zack Weinberg <zack@codesourcery.com>
1344 * cpplex.c (cpp_output_token): Use a putc loop for
1345 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
1347 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
1348 * configure, config.in: Regenerate.
1349 * system.h: Replace fwrite and fprintf with their unlocked
1350 variants if available.
1352 2001-09-27 Richard Henderson <rth@redhat.com>
1354 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
1355 in favour of .eh_frame.
1357 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
1359 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
1361 (LIBCALL_VALUE): Likewise.
1363 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1365 * cpphash.h: Update comment.
1366 * cpplex.c: Update comments.
1367 (_cpp_can_paste): Remove.
1368 * cpplib.h (_cpp_can_paste): Remove.
1369 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
1370 lexer rather than _cpp_can_paste.
1372 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1374 * doc/cppinternals.texi: Update.
1376 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1378 * cpphash.h (struct cpp_pool): Remove locks and locked.
1379 (struct cpp_context): Add member buff.
1380 (struct cpp_reader): Remove member argument_pool.
1381 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1382 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
1383 * cpplex.c (chunk_suitable): Remove pool argument.
1384 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
1385 (new_buff, _cpp_extend_buff): Update.
1386 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
1387 which buffer is returned.
1388 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
1389 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1390 * cppmacro.c (lock_pools, unlock_pools): Remove.
1391 (push_ptoken_context): Take a _cpp_buff.
1392 (enter_macro_context): Pool locking removed.
1393 (replace_args): Use a _cpp_buff for the replacement list with
1395 (push_token_context): Clear buff.
1396 (expand_arg): Use _cpp_pop_context.
1397 (_cpp_pop_context): Free a context's buffer, if any.
1399 2001-09-26 DJ Delorie <dj@redhat.com>
1401 * c-typeck.c (digest_init): Check for sizeless arrays.
1403 2001-09-26 Richard Henderson <rth@redhat.com>
1405 * optabs.c (init_one_libfunc): Create a dummy function type
1406 instead of using error_mark_node.
1408 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1410 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
1411 _cpp_extend_buff, _cpp_free_buff): New.
1412 (struct cpp_reader): New member free_buffs.
1413 * cppinit.c (cpp_destroy): Free buffers.
1414 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
1415 _cpp_extend_buff, _cpp_free_buff): New.
1416 * cpplib.h (struct cpp_options): Remove unused member.
1417 * cppmacro.c (collect_args): New. Combines the old parse_arg
1418 and parse_args. Use _cpp_buff for memory allocation.
1419 (funlike_invocation_p, replace_args): Update.
1421 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1423 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
1425 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
1427 * except.c (sjlj_mark_call_sites): Change address inside sequence.
1429 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
1431 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
1434 2001-09-25 Janis Johnson <janis187@us.ibm.com>
1435 Jim Wilson <wilson@redhat.com>
1437 * doc/install.texi (Specific, ia64-*-linux): Document.
1439 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1441 * Makefile.in (cfgrtl.o): Add.
1442 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1443 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1444 free_aux_for_edge): Declare.
1446 (HAVE_return): Undefine.
1447 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1448 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1449 free_aux_for_edge): New global functions.
1450 (first_delete_block): New static variable.
1451 (init_flow): Clear first_delete_block.
1452 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
1453 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
1454 try_redirect_by_replacing_jump, last_loop_beg_note,
1455 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
1456 delete_insn, delete_insn_chain, create_basic_block_structure,
1457 create_basic_block, flow_delete_block, compute_bb_for_insn,
1458 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
1459 set_block_for_new_insns, split_block, merge_blocks_nomove,
1460 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1461 redirect_edge_and_branch, force_nonfallthru_and_redirect,
1462 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
1463 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
1464 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
1465 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
1466 purge_all_dead_edges): Move to ....
1467 * cfgrtl.c: New file; .... Here.
1469 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
1470 (reroder_basic_block): Use alloc_aux_for_blocks.
1471 * predict.c (estimate_bb_frequencies): Likewise; use
1472 alloc_aux_for_edges.
1473 * profile.c (compute_branch_probabilities): Likewise.
1474 (branch_prob): Likewise.
1475 * reg-stack.c (reg_to_stack): Likewise.
1477 * emit-rtl.c (emit_insns_after): Never return NULL.
1479 * basic-block.h (set_block_for_new_insns): Delete.
1480 * cfgrtl.c (set_block_for_new_insns): Delete.
1482 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
1483 calls when crossjumping.
1485 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
1486 * unroll.c (copy_loop_body): Use delete_insn.
1488 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
1489 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
1490 keep_stack_depressed): Likewise.
1491 * gcse.c (cprop_cc0_jump): Likewise.
1492 * local-alloc.c (update_equiv_regs): Likewise.
1493 * loop.c (scan_loop, loop_delete_insns): Likewise.
1494 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
1495 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
1496 delete_output_reload, delete_address_reloads_1,
1497 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
1499 * sibcall.c (replace_call_placeholder): Likewise.
1500 * cse.c (cse_insn): Likewise.
1502 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1504 From Graham Stott <grahams@redhat.com>
1505 (def_builtin): Only define builtins appropriate for target_flags. All
1507 (builtin_decsription): Add new field mask which is used to determine
1508 when to define the builtin via the macro def_builtin.
1510 (bdesc_comi): Initialise new mask fields.
1511 (bdesc_2srg): Likewise.
1512 (bdesc_1arg): Likewise.
1514 * config/i386/i386.c (ix86_init_builtins): Correct return type
1515 building v4hi_ftype_v4hi_int_int tree node.
1516 (ix86_expand_sse_comi): Fix typo swapping operands.
1517 Don't swap comparision condition, it is already swapped.
1518 (ix86_expand_sse_compare): Before swapping operands
1519 move operand 1 into new rtx and not the target rtx.
1520 Don't swap comparison condition, it is already swapped.
1521 Always check whether we need to create a new TARGET.
1523 * config/i386/i386.md: (sse_comi) Fix typos.
1524 (sse_ucomi): Likewise.
1525 (cvtss2si): Fix operand 0 contraint.
1526 (cvttss2si): Likewise.
1527 (sse_unpckhps): Fix mode for operand 2.
1528 (sse_unpcklps): Likewise.
1530 2001-09-25 Graham Stott <grahams@redhat.com>
1532 * sibcall.c (skip_copy_to_return_value): Tighten return value
1535 2001-09-24 David Edelsohn <edelsohn@gnu.org>
1537 * rs6000.c (lwa_operand): Address must be word aligned.
1539 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1541 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
1542 number has been set.
1543 (type_hash_mark): Mark type itself.
1545 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
1547 * c-lex.c (cb_def_pragma): Update.
1548 (c_lex): Update, and skip padding.
1549 * cppexp.c (lex, parse_defined): Update, remove unused variable.
1550 * cpphash.h (struct toklist): Delete.
1551 (union utoken): New.
1552 (struct cpp_context): Update.
1553 (struct cpp_reader): New members eof, avoid_paste.
1554 (_cpp_temp_token): New.
1555 * cppinit.c (cpp_create_reader): Update.
1556 * cpplex.c (_cpp_temp_token): New.
1557 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
1558 (cpp_output_token): Don't print leading whitespace.
1559 (cpp_output_line): Update.
1560 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
1561 do_include_common, do_line, do_ident, do_pragma,
1562 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
1563 parse_assertion): Update.
1564 (get_token_no_padding): New.
1565 * cpplib.h (CPP_PADDING): New.
1566 (AVOID_LPASTE): Delete.
1567 (struct cpp_token): New union member source.
1568 (cpp_get_token): Update.
1569 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
1570 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
1571 replace_args, quote_string, stringify_arg, parse_arg, next_context,
1572 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
1573 _cpp_backup_tokens, _cpp_create_definition): Update.
1574 (push_arg_context): Delete.
1575 (padding_token, push_token_context, push_ptoken_context): New.
1576 (make_string_token, make_number_token): Update, rename.
1577 (cpp_get_token): Update to handle tokens as pointers to const,
1578 and insert padding appropriately.
1579 * cppmain.c (struct printer): New member prev.
1580 (check_multiline_token): Constify.
1581 (do_preprocessing, cb_line_change): Update.
1582 (scan_translation_unit): Update to handle spacing.
1583 * scan-decls.c (get_a_token): New.
1584 (skip_to_closing_brace, scan_decls): Update.
1585 * fix-header.c (read_scan_file): Update.
1587 * doc/cpp.texi: Update.
1589 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1591 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
1592 leak by passing malloc'ed pointer to reconcat, not concat.
1594 2001-09-24 DJ Delorie <dj@redhat.com>
1596 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
1598 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
1600 * flow.c (delete_dead_jumptables): Delete jumptable if the only
1601 reference is from the literal pool.
1603 2001-09-24 Janis Johnson <janis187@us.ibm.com>
1605 * doc/install.texi (Final install): Request additional information
1606 in mail about successful builds.
1608 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1610 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
1611 initial value of return pointer register instead of value in frame-20.
1614 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1616 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
1617 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
1618 the libcall if there isn't a referenced identifier for the symbol.
1620 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1622 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
1623 non 64-bit machines. Use these as a plabel for the trampoline.
1624 (TRAMPOLINE_SIZE): Adjust size for new words.
1625 (INITIALIZE_TRAMPOLINE): Initialize new words.
1626 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
1627 pointer to the plabel in the trampoline.
1629 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1631 * pa.c (function_arg): Pass floating arguments in both general and
1632 floating registers in indirect (dynamic) calls when generating code
1633 for the 32 bit ABI and the HP assembler.
1635 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1637 * doc/install.texi: Markup fixes.
1638 Use Solaris 2, SunOS 4 as appropriate.
1639 (Specific, *-*-solaris2*): Explain this.
1640 Unconditionally warn against /usr/ucb tools.
1641 Remove Sun as warning, obsolete.
1642 Move X11 header bug workaround here, update patches.
1643 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
1644 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
1646 2001-09-23 Zack Weinberg <zack@codesourcery.com>
1648 * errors.h (warning, error, fatal, internal_error): Don't mark
1649 with ATTRIBUTE_PRINTF_n.
1650 * toplev.h (internal_error, fatal_io_error, warning, error,
1651 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
1652 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
1655 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1657 * function.c (pop_function_context_from): var_refs_queue
1658 and temp slots now in GC memory.
1659 (mark_function_status, free_after_compilation): Likewise;
1660 also struct function now in GC memory.
1661 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
1662 (combine_temp_slots): Likewise.
1663 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
1664 (prepare_function_start): Use GC memory for struct function.
1665 (mark_temp_slot): Deleted.
1666 (gcc_mark_struct_function): struct function now in GC memory.
1668 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
1669 code for division, not modulus.
1671 * rtl.def (MEM): Remove obsolete part of comment.
1673 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
1675 * c-format.c (init_function_format_info): Check __builtin_printf
1676 and __builtin_fprintf even if -ffreestanding. Check C99 functions
1679 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1681 * c-common.c (format_attribute_table): Remove decl.
1682 * tree.h (format_attribute_table, lang_attribute_table): New decls.
1683 (lang_attribute_common): Likewise.
1685 * function.c (fix_lexical_address): Use set_mem_alias_set.
1686 (expand_function_start): Likewise.
1687 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
1689 * varasm.c (output_constant): Fix unused variable warning.
1691 * attribs.c: New file, from c-common.c.
1692 (attribute_tables): Now four elements.
1693 (format_attribute_table, lang_attribute_common): New variables.
1694 (init_attributes): Reflect above changes.
1695 (handle_mode_attribute): Delete check for wider than uintmax.
1696 * c-common.c: Delete parts moved to attribs.c.
1697 (enum attrs): Deleted; unused.
1698 (c_format_attribute_table): New variable.
1699 (c_common_lang_init): Initialize format_attribute_table with it.
1700 * c-common.h (decl_attributes): Remove decl.
1701 * tree.h (decl_attribute): Move it to here.
1702 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
1703 (attribs.o): New rule.
1705 2001-09-22 Andreas Jaeger <aj@suse.de>
1707 * builtins.c (c_getstr): Remove unused variable.
1709 2001-09-21 Richard Henderson <rth@redhat.com>
1711 * reload1.c (reload): Use delete_insn instead of splatting
1714 2001-09-21 Richard Henderson <rth@redhat.com>
1716 * reload.c (push_secondary_reload): Don't check for "=" in output
1717 constraint after ""->ALL_REGS check.
1719 2001-09-21 Richard Henderson <rth@redhat.com>
1721 * predict.c (expected_value_to_br_prob): Use pc_set.
1723 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
1724 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
1726 2001-09-21 Richard Henderson <rth@redhat.com>
1728 * rtl.h (LCT_RETURNS_TWICE): New.
1729 * calls.c (emit_call_1): Set current_function_calls_setjmp for
1731 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
1732 to ECF_RETURNS_TWICE.
1733 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
1736 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
1738 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
1739 (JMP_BUF_SIZE): New.
1741 2001-09-21 Richard Henderson <rth@redhat.com>
1743 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
1746 2001-09-21 Richard Henderson <rth@redhat.com>
1748 * tree.def (FDESC_EXPR): New.
1749 * expr.c (expand_expr): Handle it.
1750 * varasm.c (initializer_constant_valid_p): Likewise.
1751 (output_constant): Likewise.
1752 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1753 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1754 (ASM_OUTPUT_FDESC): New.
1755 * doc/tm.texi: Document the new macros.
1757 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1759 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
1760 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
1761 once merging is complete.
1763 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1765 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
1767 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1769 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
1770 that would be invalid after a merge.
1772 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
1774 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
1775 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
1777 (flow_delete_insn): This one.
1778 (delete_insn_chain): Rename from ...; do not care labels.
1779 (flow_delete_insn_chain): ... this one.
1780 (flow_delete_block): Remove the insns one BB has been expunged.
1781 (merge_blocks_nomove): Likewise.
1782 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
1783 updating BB boundaries.
1784 (tidy_fallthru_edge): Likewise.
1785 (commit_one_edge_insertion): Likewise.
1786 * cfgbuild.c (find_basic_block): Likewise.
1787 (find_basic_blocks_1): Likewise.
1788 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
1789 (try_crossjump_to_edge): Likewise.
1790 (try_optimize_cfg): Likewise.
1791 * cse.c (delete_trivially_dead_insns): Likewise.
1792 * df.c (df_insn_delete): Likewise.
1793 * doloop.c (doloop_modify): Use delete_related_insns.
1794 * emit-rtl.c (try_split): Likewise.
1795 (remove_insn): Update BB boundaries.
1796 * expect.c (connect_post_landing_pads): Use delete_related_insns.
1797 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
1798 updating BB boundaries.
1799 (propagate_block_delete_insn): Likewise.
1800 (propagate_block_delete_libcall): Likewise.
1801 * function.c (delete_handlers): Use delete_related_insns.
1802 (thread_prologue_and_epilogue_insns): Likewise.
1803 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
1804 * genpeep.c (gen_peephole): Use delete_related_insns.
1805 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
1807 (find_cond_trap): Likewise.
1808 * integrate.c (save_for_inline): Use delete_related_insns.
1809 (copy_insn_list): Likewise.
1810 * jump.c (pruge_linie_number_notes): Likewise.
1811 (duplicate_loop_exit_test): Likewise.
1812 (delete_computation): Likewise.
1813 (delete_related_insn): Rename from ...; use delete_insn
1814 (delete_insn): ... this one.
1815 (redirect_jump): Use delete_related_insns.
1816 * loop.c (scan_loop): Likewise.
1817 (move_movables): Likewise.
1818 (find_and_verify_loops): Likewise.
1819 (check_dbra_loop): Likewise.
1820 * recog.c (peephole2_optimize): Likewise.
1821 * reg-stack.c (delete_insn_for_stacker): Remove.
1822 (move_for_stack_reg): Use delete_insn.
1823 * regmove.c (combine_stack_adjustments_for_block): Likewise.
1824 * reload1.c (delete_address_reloads): Use delete_related_insns.
1825 (fixup_abnormal_edges): Use delete_insn.
1826 * recog.c (emit_delay_sequence): Use delete_related_insns.
1827 (delete_from-delay_slot): Likewise.
1828 (delete_scheduled_jump): likewise.
1829 (optimize_skip): Likewise.
1830 (try_merge_delay_insns): Likewise.
1831 (full_simple_delay_slots): Likewise.
1832 (fill_slots_from_thread): Likewise.
1833 (relax_delay_slots): Likewise.
1834 (make_return_insns): Likewise.
1835 (dbr_schedule): Likewise.
1836 * rtl.h (delete_insn): Rename to delete_related_insns.
1837 (delete_insn, delete_insn_chain): New prototypes.
1838 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
1839 by df_insn_delete already.
1840 * ssa-dce.c (delete_insn_bb): Use delete_insn.
1841 * ssa.c (convert_from_ssa): Use delete_related_insns.
1842 * unroll.c (unroll_loop): Likewise.
1843 (calculate_giv_inc): Likewise.
1844 (copy_loop_body): Likewise.
1846 * i386-protos.h (ix86_libcall_value, ix86_function_value,
1847 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1848 ix86_return_in_memory, ix86_function_value): Declare.
1849 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
1850 new static valurables.
1851 (x86_64_reg_class): New enum
1852 (x86_64_reg_class_name): New array.
1853 (classify_argument, examine_argument, construct_container,
1854 merge_classes): New static functions.
1855 (optimization_options): Enable flag_omit_frame_pointer and disable
1856 flag_pcc_struct_return on 64bit.
1857 (ix86_libcall_value, ix86_function_value,
1858 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1859 ix86_return_in_memory, ix86_function_value): New global functions.
1860 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
1861 (function_arg_advance): Handle x86_64 passing conventions.
1862 (function_arg): Likewise.
1863 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
1864 (RETURN_IN_MEMORY): Move offline.
1865 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
1866 (FUNCTION_VALUE_REGNO_P): New macro.
1867 (FUNCTION_ARG_REGNO_P): Move offline.
1868 (struct ix86_args): Add maybe_vaarg.
1869 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
1870 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
1872 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
1874 * s390.md: Changed attributes for scheduling.
1875 * s390.c: (s390_adjust_cost, s390_adjust_priority)
1878 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
1880 Table-driven attributes.
1881 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
1882 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
1883 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
1884 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
1885 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
1886 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
1887 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
1888 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
1889 * tree.h (struct tree_decl): Change machine_attributes to
1891 * doc/c-tree.texi: Document that all attributes are now attached
1893 * c-common.c (add_attribute, attrtab, attrtab_idx,
1894 default_valid_lang_attribute, valid_lang_attribute): Remove.
1895 (attribute_tables, attributes_initialized,
1896 c_common_attribute_table, default_lang_attribute_table): New
1898 (handle_packed_attribute, handle_nocommon_attribute,
1899 handle_common_attribute, handle_noreturn_attribute,
1900 handle_unused_attribute, handle_const_attribute,
1901 handle_transparent_union_attribute, handle_constructor_attribute,
1902 handle_destructor_attribute, handle_mode_attribute,
1903 handle_section_attribute, handle_aligned_attribute,
1904 handle_weak_attribute, handle_alias_attribute,
1905 handle_no_instrument_function_attribute,
1906 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
1907 handle_no_limit_stack_attribute, handle_pure_attribute): New
1909 (init_attributes, decl_attributes): Rewrite to implement
1910 table-driven attributes.
1911 * c-common.h (enum attribute_flags): Move to tree.h.
1912 * c-format.c (decl_handle_format_attribute,
1913 decl_handle_format_arg_attribute): Rename to
1914 handle_format_attribute and handle_format_arg_attribute. Update
1915 for table-driven attributes.
1916 * c-common.h (decl_handle_format_attribute,
1917 decl_handle_format_arg_attribute): Remove prototypes.
1918 (handle_format_attribute, handle_format_arg_attribute): Add
1920 * c-decl.c (grokdeclarator): Handle attributes nested inside
1922 * c-parse.in (setattrs, maybe_setattrs): Remove.
1923 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
1924 Update to handle nested attributes properly.
1925 (maybe_resetattrs, after_type_declarator,
1926 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
1927 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
1929 (make_pointer_declarator): Update to handle nested attributes
1931 * doc/extend.texi: Update documentation of limits of attributes
1932 syntax. Warn about problems with attribute semantics in C++.
1933 * target.h (struct target): Remove valid_decl_attribute and
1934 valid_type_attribute. Add attribute_table and
1935 function_attribute_inlinable_p.
1936 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
1937 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
1938 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
1940 (TARGET_INITIALIZER): Update.
1941 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
1943 (function_attribute_inlinable_p): New function. Check for the
1944 presence of any machine attributes before using
1945 targetm.function_attribute_inlinable_p.
1946 (function_cannot_inline_p): Update.
1947 * Makefile.in (integrate.o): Update dependencies.
1948 * doc/tm.texi: Update documentation of target attributes and
1949 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
1950 * tree.c (default_valid_attribute_p, valid_machine_attribute):
1952 (default_target_attribute_table,
1953 default_function_attribute_inlinable_p): New.
1954 (lookup_attribute): Update comment to clarify handling of multiple
1955 attributes with the same name.
1956 (merge_attributes, attribute_list_contained): Allow multiple
1957 attributes with the same name but different arguments to appear in
1958 the same attribute list.
1959 * tree.h (default_valid_attribute_p): Remove prototype.
1960 (struct attribute_spec): New.
1961 (default_target_attribute_table): Declare.
1962 (enum attribute_flags): Move from c-common.h. Add
1963 ATTR_FLAG_TYPE_IN_PLACE.
1964 (default_function_attribute_inlinable_p): Declare.
1965 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
1966 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1967 (TARGET_ATTRIBUTE_TABLE): Define.
1968 (vms_attribute_table): New.
1969 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
1970 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1971 (TARGET_ATTRIBUTE_TABLE): Define.
1972 (arc_attribute_table, arc_handle_interrupt_attribute): New.
1973 * config/arm/arm.c (arm_valid_type_attribute_p,
1974 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
1976 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1978 (TARGET_ATTRIBUTE_TABLE): Define.
1979 (arm_attribute_table, arm_handle_fndecl_attribute,
1980 arm_handle_isr_attribute): New.
1981 * config/avr/avr.c (avr_valid_type_attribute,
1982 avr_valid_decl_attribute): Remove.
1983 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
1985 (TARGET_ATTRIBUTE_TABLE): Define.
1986 (avr_attribute_table, avr_handle_progmem_attribute,
1987 avr_handle_fndecl_attribute): New.
1988 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
1989 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1990 (TARGET_ATTRIBUTE_TABLE): Define.
1991 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
1992 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
1993 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1994 (TARGET_ATTRIBUTE_TABLE): Define.
1995 (h8300_attribute_table, h8300_handle_fndecl_attribute,
1996 h8300_handle_eightbit_data_attribute,
1997 h8300_handle_tiny_data_attribute): New.
1998 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
1999 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
2001 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
2003 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
2004 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
2006 (TARGET_ATTRIBUTE_TABLE): Define.
2007 (ix86_attribute_table, ix86_handle_cdecl_attribute,
2008 ix86_handle_regparm_attribute): New.
2009 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
2010 i386_pe_valid_type_attribute_p): Remove.
2011 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
2012 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
2013 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2014 (TARGET_ATTRIBUTE_TABLE): Define.
2015 (ia64_attribute_table): New.
2016 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
2017 interrupt_ident2, model_ident1, model_ident2): Remove.
2018 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2019 (TARGET_ATTRIBUTE_TABLE): Define.
2020 (init_idents): Update.
2021 (m32r_attribute_table, m32r_handle_model_attribute): New.
2022 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
2024 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2025 (TARGET_ATTRIBUTE_TABLE): Define.
2026 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
2027 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
2028 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2029 (TARGET_ATTRIBUTE_TABLE): Define.
2030 (mcore_attribute_table, mcore_handle_naked_attribute): New.
2031 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
2032 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2033 (TARGET_ATTRIBUTE_TABLE): Define.
2034 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
2035 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
2036 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2037 (TARGET_ATTRIBUTE_TABLE): Define.
2038 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
2039 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
2040 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2041 (TARGET_ATTRIBUTE_TABLE): Define.
2042 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
2043 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2045 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
2047 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
2048 (TARGET_ATTRIBUTE_TABLE): Define.
2049 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
2051 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
2052 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2053 (TARGET_ATTRIBUTE_TABLE): Define.
2054 (v850_attribute_table, v850_handle_interrupt_attribute,
2055 v850_handle_data_area_attribute): New.
2056 * config/v850/v850-c.c (mark_current_function_as_interrupt):
2057 Return void. Call decl_attributes instead of
2058 valid_machine_attribute.
2060 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
2062 * sh-protos.h (sh_pr_n_sets): Declare.
2063 * sh.c (calc_live_regs): If the initial value for PR has been copied,
2064 look at the copy to determine if PR needs to be saved.
2065 sh_pr_n_sets: New function.
2066 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
2067 (ALLOCATE_INITIAL_VALUE): Define.
2069 * sh.c (initial_elimination_offset):
2070 Fix RETURN_ADDRESS_POINTER_REGNUM case.
2072 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
2074 * integrate.c (allocate_initial_values): New function.
2075 * integrate.h (allocate_initial_values): Declare.
2076 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
2078 * reload1.c (reload): And initialization of reg_equiv_memory_loc
2080 * toplev.c (rest_of_compilation): To here.
2081 Call allocate_initial_values.
2082 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
2084 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2086 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
2088 2001-09-20 DJ Delorie <dj@redhat.com>
2090 * c-typeck.c (really_start_incremental_init): Discriminate
2091 between zero-length arrays and flexible arrays.
2092 (push_init_level): Detect zero-length arrays and handle them
2093 like fixed-sized arrays.
2094 * expr.c (store_constructor): Handle zero-length arrays and
2095 flexible arrays correctly.
2096 * doc/extend.texi: Update zero-length array notes.
2098 2001-09-20 Jim Wilson <wilson@redhat.com>
2100 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
2101 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
2102 for issue port conflicts.
2103 (cycle_end_fill_slots): TYPE_L instructions take two slots.
2105 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
2107 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
2110 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2112 * fold-const.c (hashtab.h): Include.
2113 (int_const_binop): Remove FORSIZE arg and compute from type; all
2115 Call size_int_type_wide for all single-word constants.
2116 (size_htab_hash, size_htab_eq): New functions.
2117 (size_int_type_wide): Rework to use hash table.
2118 * ggc-common.c (hashtab.h): Include.
2119 (struct d_htab_root): New struct.
2120 (d_htab_roots): New variable.
2121 (ggc_add_deletable_htab, ggc_htab_delete): New functions
2122 (ggc_mark_roots): Handle deletable htabs.
2123 * ggc-page.c (ggc_marked_p): New function.
2124 * ggc-simple.c (ggc_marked_p): Likewise.
2125 * ggc.h: Reformatting throughout.
2126 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
2127 * tree.c (init_obstacks): Make type_hash_table a deletable root.
2128 (type_hash_add): Allocate struct type_hash from GC memory.
2129 (mark_hash_entry, mark_type_hash): Deleted.
2130 (type_hash_marked_p, type_hash_mark): New functions.
2131 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
2133 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
2135 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
2138 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2140 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
2141 array-too-large test for signed sizetype.
2143 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2145 * i386.md (indirect_jump): Allow Pmode operand.
2146 (tablejump): LIkewise; perform expansion to 64bit mode.
2147 * i386.c (symbolic_operand): Allow 64bit PIC references.
2148 (pic_symbolic_operand): Likewise.
2149 (ix86_find_base_term): Strip the 64bit PIC references.
2150 (legitimate_pic_address_disp_p): Handle 64bit PIC.
2151 (legitimize_pic_address): Likewise.
2152 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
2153 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
2155 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
2157 * stringpool.c (get_identifier_with_length): New function.
2158 * tree.h (get_identifier_with_length): New prototype.
2160 2001-09-19 Alan Modra <amodra@bigpond.net.au>
2161 David Edelsohn <edelsohn@gnu.org>
2164 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
2165 already sign-extended.
2167 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
2168 * config/rs6000/rs6000.c (logical_operand): Always compare op as
2170 (rs6000_emit_set_long_const): Avoid unnecessary shift.
2171 (output_profile_hook): Declare label_name const.
2172 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
2173 to match constraints.
2175 2001-09-19 Stan Shebs <shebs@apple.com>
2177 * alias.c: Fix typos in comments.
2178 * sched-rgn.c (init_ready_list): Ditto.
2179 * unwind-dw2.c (uw_frame_state_for): Ditto.
2180 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
2181 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
2182 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
2184 2001-09-19 Richard Henderson <rth@redhat.com>
2186 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
2188 * Makefile.in (cfg.o): Depend on TM_P_H.
2190 2001-09-19 Richard Henderson <rth@redhat.com>
2192 * config/alpha/alpha.c (local_symbol_p): Split out from ...
2193 (local_symbolic_operand): ... here.
2194 (small_symbolic_operand): Check mode.
2195 (global_symbolic_operand): New.
2196 (input_operand): Reject symbolics if explicit relocs.
2197 (call_operand): Tidy.
2198 (alpha_legitimize_address): Use movdi_er_high_g.
2199 (alpha_expand_mov): Likewise.
2200 * config/alpha/alpha-protos.h: Update.
2201 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2202 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
2203 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
2204 (UNSPECV_LDGP2): Remove.
2205 (all call patterns): Use 's' not 'i' for symbolic constraint.
2206 (call_osf call_value_osf): Use call_operand.
2207 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
2208 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
2209 (prologue_ldgp_1_er): Remove.
2210 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
2211 (builtin_setjmp_receiver_er patterns): Use them.
2212 (exception_receiver_er): Likewise.
2214 2001-09-19 Richard Henderson <rth@redhat.com>
2216 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
2218 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
2219 and NON_LOCAL_GOTO notes.
2220 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
2221 copy over CALL_INSN_FUNCTION_USAGE.
2223 2001-09-18 Catherine Moore <clm@redhat.com>
2225 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
2228 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
2230 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
2231 new-style tm_file specification. Specify correct tm_p_file,
2232 md_file, and out_file for s390x.
2234 * config/s390/linux.h, linux64.h: Don't include other target
2235 macro header files. Now handled via tm_file.
2237 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
2238 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
2239 are defined before use.
2241 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
2243 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
2244 code generation only for Gnu assembler.
2246 2001-09-18 Catherine Moore <clm@redhat.com>
2248 * config/stormy16 (LIB_SPEC): Remove -lnosys.
2250 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
2252 * config/mips/mips.c (mips_frame_set): New.
2253 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
2254 a parallel frame-related expression with a set for each register.
2256 2001-09-18 Philip Blundell <philb@gnu.org>
2258 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
2261 2001-09-17 Dale Johannesen <dalej@apple.com>
2263 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
2264 * config/rs6000/aix.h (FIXED_R2): Define.
2265 * config/rs6000/darwin.h (FIXED_R2): Define.
2266 * config/rs6000/sysv4.h (FIXED_R2): Define.
2268 2001-09-17 Jeff Sturm <jsturm@one-point.com>
2270 * except.c (dw2_build_landing_pads): New local
2271 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
2272 barrier after clobbers. Fixes c++/4012.
2274 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2276 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
2278 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
2280 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
2281 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
2283 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2285 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
2288 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
2290 * cpphash.h (_cpp_lex_direct): New.
2291 * cpplex.c (_cpp_lex_token): Update.
2292 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
2293 and increment that pointer.
2294 * cppmacro.c (alloc_expansion_token): New.
2295 (lex_expansion_token): Lex macro expansion directly into
2298 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
2300 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
2302 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
2304 * basic-block.h (free_bb_for_insn): Declare.
2305 * bb-reorder.c (label_for_bb): Use block_label.
2306 (emit_jump_to_block_after): Remove.
2307 (insert_intra_1): Do not update block_for_insn.
2308 (insert_inter_bb_scope_notes): Likewise; update bb->end
2309 * cfg.c (free_bb_for_insn): New.
2310 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
2311 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
2312 (commit_one_edge_insertion): Likewise.
2313 (commit_one_edge_insertion): Do not update BB boundary.
2314 (commit_edge_insertions): Do not call compute_bb_for_insn.
2315 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
2316 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
2317 (merge_blocks_move_successor_nojumps): Likewise.
2318 (try_crossjump_to_edge): Do not update block_for_insn.
2319 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
2320 * df.c (df_pattern_emit_later): Do not update BB boundary.
2321 (df_jump_pattern_emit_after): Likewise.
2322 (df_insn_move_before): Use emit_insn_before.
2323 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
2325 (add_insn_after, add_insn_before, emit_insns_after): Update BB
2326 boundaries and basic_block_for_insn.
2327 (reorder_insns_nobb): Rename from reorder_insns.
2328 (reorder_insns): New.
2329 (emit_block_insn_before, emit_block_insn_after): Kill.
2330 * flow.c (check_function_return_warnings): Do not call
2331 compute_bb_for_insn; Do not free basic_block_for_insn.
2332 (attempt_auto_inc): Do not update basic_block_for_insn.
2333 * function.c (emit_return_into_block): Likewise;
2334 do not update BB boundaries.
2335 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
2336 (insert_insn_end_bb): Use emit_insn_before; Likewise.
2337 (pre_insert_copy_insn): Likewise.
2338 (update_ld_motion_notes): Likewise.
2339 (insert_insn_start_bb): Likewise.
2340 (replace_store_insn): Likewise.
2341 * ifcvt.c (noce_process_if_block): Likewise.
2342 (if_convert): Do not call compute_bb_for_insn.
2343 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
2344 Use emit_insn_before and emit_insn_after.
2345 * recog.c (split_all_insns): Do not update BB boundaries;
2346 Do not call compute_bb_for_insn.
2347 (peephole2_optimize): Do not update BB boundaries.
2348 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
2350 (emit_swap_insn): Likewise.
2351 (convert_regs_1): Likewise.
2352 * reload1.c (reload): Call compute_bb_for_insn.
2353 * rtl.h (reorder_insns_nobb): Declare.
2354 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
2355 * toplev.c (rest_of_compilation): Call free_bb_for_insn
2356 at places CFG is invalidated; do not call compute_bb_for_insn.
2358 * cfg.c (expunge_block): Invalidate BB structure.
2360 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
2363 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
2365 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2367 * cpphash.h (_cpp_lex_token): Update prototype.
2368 * cpplex.c (_cpp_lex_token): New prototype.
2369 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
2370 lex_macro_node, read_flag, do_pragma_poison): Update.
2371 * cppmacro.c (cpp_get_token, parse_params,
2372 lex_expansion_token): Update.
2374 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2376 * cppmain.c (scan_translation_unit): Don't worry about
2377 putting a space after hashes.
2378 * cpplib.c (directive_diagnostics): New.
2379 (_cpp_handle_directive): Update to use directive_diagnostics.
2380 (run_directive): Don't toggle prevent_expansion.
2381 (do_line): Backup in case of the line extension.
2382 * cpplib.h (cpp_lexer_pos): Remove.
2383 * cppmacro.c (_cpp_create_definition): Precede a leading #
2386 2001-09-15 Richard Henderson <rth@redhat.com>
2388 * c-typeck.c (comptypes): Handle zero-length arrays properly.
2390 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2392 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
2394 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2396 PR preprocessor/3571
2397 * tradcpp.c (handle_directive): Skip non-vertical space.
2399 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2401 * cppmain.c (setup_callbacks): Set line callback only
2402 if outputting preprocessed source.
2404 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2406 * collect2.c (main): Const-ification.
2407 * gcc.c (translate_options, process_command): Use xstrdup in
2408 lieu of xmalloc/strcpy.
2409 (main): Use concat in lieu of xmalloc/strcpy/strcat.
2411 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2413 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
2416 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2418 * scan-decls.c (scan_decls): Fix typo.
2420 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2422 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
2423 Split mlstring_pos into mls_line and mls_col.
2424 * cppinit.c (cpp_create_reader): Initialize line to 1.
2425 (cpp_destroy): Free tokenruns.
2426 (push_include): Don't update lexer_pos.
2427 * cpplex.c (unterminated, parse_string): Update.
2428 (lex_token): Don't update lexer_pos, update.
2429 * cpplib.c (if_stack): Save line instead of line + col.
2430 (start_directive, _cpp_do__Pragma, do_else, do_elif,
2431 push_conditional, _cpp_pop_buffer): Update.
2432 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
2433 (_cpp_create_definition): Update.
2435 2001-09-15 Eric Christopher <echristo@redhat.com>
2437 * config/mips/abi64.h: Add support for MEABI.
2439 2001-09-15 Eric Christopher <echristo@redhat.com>
2441 * config/mips/mips.md: Add unspec #2.
2443 (reload_outdi): Ditto.
2444 (reload_outsi): Ditto.
2447 2001-09-15 Eric Christopher <echristo@redhat.com>
2448 Jason Eckhardt <jle@redhat.com>
2450 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
2451 * config/mips/isa32-linux.h: New file.
2452 * config/mips/isa3264.h: Ditto.
2453 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
2454 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
2455 (output_block_mode): Support MEABI.
2456 (function_arg): Ditto. Fix floating point arg passing.
2457 (mips_va_start): Ditto.
2458 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
2460 (mips_asm_file_start): Add new section to pass abi to gdb.
2461 (function_arg_pass_by_reference): Support MEABI.
2462 (mips_parse_cpu): Support mips32 and mips64 processors.
2463 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
2464 TARGET_MIPS5KC. Support isa32 and isa64.
2465 (processor_type): Add r4kc, r5kc, r20kc.
2466 (GENERATE_MULT3_SI): New.
2467 (GENERATE_MULT3_DI): Ditto.
2468 (GENERATE_MULT3): Remove.
2469 (ISA_HAS_64BIT_REGS): Add isa == 64.
2470 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
2471 (ISA_HAS_MADD_MSUB): New.
2472 (ISA_HAS_CLZ_CLO): Ditto.
2473 (ISA_HAS_DCLZ_DCLO): Ditto.
2474 (ABI_GAS_ASM_SPEC): New.
2475 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
2478 (SUBTARGET_CC1_SPEC): Ditto.
2479 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
2480 (PAD_VARARGS_DOWN): Support MEABI.
2481 (HARD_REGNO_NREGS): Move to mips.c.
2482 (ASM_OUTPUT_IDENT): Add #undef.
2483 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
2484 (mulsi3): Use GENERATE_MULT3_SI.
2485 (mulsi3_mult3): Ditto. Support mips32, mips64.
2486 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
2487 (mul_sub_si): New pattern.
2488 (unnamed splitters): New.
2489 (muldi3): Use GENERATE_MULT3_DI.
2490 (muldi3_internal2): Ditto.
2491 (movdicc): Support mips32.
2492 * config/mips/t-isa3264: New file.
2494 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
2496 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
2497 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
2498 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
2500 * reorg.c (fill_slots_from_thread): After call to
2501 steal_delay_list_from_target, update own_thread as new_thread may
2504 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
2506 * cpperror.c (print_location): Take line and column, for
2507 default positioning use the previously lexed token.
2508 (_cpp_begin_message): Take line and column.
2509 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2510 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2511 * cpphash.h (_cpp_begin_message): Update prototype.
2512 * cppinit.c (push_include): Don't set output line.
2513 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
2514 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
2515 (do_pragma): Kludge for front ends. Don't expand macros at all.
2516 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
2517 (struct cpp_token): Remove output_line.
2518 (struct cpp_callbacks): New member line_change.
2519 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
2520 cpp_get_token): Preserve BOL flag.
2521 (cpp_get_line): Remove.
2522 (_cpp_backup_tokens): Remove useless abort().
2523 * cppmain.c (cb_line_change): New.
2524 (scan_translation_unit): Don't worry about starting new lines here.
2525 * scan-decls.c (scan_decls): Update.
2526 * c-lex.c (c_lex, init_c_lex): Update.
2527 (cb_line_change, src_lineno): New.
2529 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
2531 * tree.c (append_random_chars): Generate the random
2532 characters in a reproducable fashion.
2534 2001-09-14 Richard Henderson <rth@redhat.com>
2536 * config/i386/i386.c (internal_label_prefix): New.
2537 (internal_label_prefix_len): New.
2538 (override_options): Set them.
2539 (local_symbolic_operand): New.
2540 (legitimate_pic_address_disp_p): Use it.
2541 (legitimize_pic_address): Likewise.
2543 2001-09-14 Marc Espie <espie@openbsd.org>
2545 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
2548 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2550 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
2551 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
2553 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
2555 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
2556 invocation of SUBREG_REGNO_OFFSET.
2558 * haifa-sched.c: Fix typo in FSF copyright statement.
2559 * sched-deps.c: Fix typo in FSF copyright statement.
2560 * sched-ebb.c: Fix typo in FSF copyright statement.
2561 * sched-rgn.c: Fix typo in FSF copyright statement.
2562 * sched-vis.c: Fix typo in FSF copyright statement.
2564 * config.gcc: Move inclusion of arm elf specific header files
2565 from the files themselves into the tm_file variable. Make
2566 sure that elfos.h is included before target specific elf
2568 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
2570 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
2571 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
2572 ASM_OUTPUT_CASE_LABEL): Protect definition.
2573 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
2574 not already defined.
2575 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
2576 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
2577 Remove duplicate definition.
2578 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
2579 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
2580 (RDATA_SECTION_FUNCTION): Remove redundant definition.
2581 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
2582 Remove inclusion of arm/elf.h.
2583 * config/arm/unknown-elf.h: as for conix-elf.h.
2584 (STARTFILE_SPEC): Include crti.o and crtn.o.
2585 * config/arm/linux-elf.h: as for conix-elf.h.
2586 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
2587 * config/arm/strongarm-elf.h: Remove inclusion of
2589 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
2590 * config/arm/unknown-elf-oabi.h: Remove inclusion of
2591 unknown-elf.h and elf.h.
2592 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
2593 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
2594 ASM_WEAKEN_LABEL): Remove redundant definition.
2595 * config/arm/elf.h: Test for inclusion of elfos.h
2596 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
2597 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
2598 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
2599 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
2600 redundant definition.
2601 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
2602 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
2603 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
2604 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
2605 Add rules to build crti.o and crtn.o
2606 * crti.asm: New file.
2607 * crtn.asm: New file.
2609 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
2611 * c-parse.in (_yylex): Use _cpp_backup_tokens.
2612 * cpphash.h (struct tokenrun): Add prev.
2613 (struct lexer_state): Remove bol.
2614 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
2615 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
2617 * cppinit.c (cpp_create_reader): Don't set bol.
2618 (cpp_destroy): Don't free lookaheads.
2619 * cpplex.c (lex_directive): Remove.
2620 (next_tokenrun): Update.
2621 (_cpp_lex_token): Clean up logic.
2622 (lex_token): Update to return a pointer to lexed token, since it
2623 can move to the start of the buffer. Simpify newline handling.
2624 * cpplib.c (SEEN_EOL): Update.
2625 (skip_rest_of_line): Remove lookahead stuff.
2626 (end_directive): Line numbers are already incremented. Revert
2627 to start of lexed token buffer if we can.
2628 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
2629 parse_answer): Use _cpp_backup_tokens.
2630 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
2631 instead. Don't check for EOL.
2632 (do_include_common, do_line, do_pragma_system_header): Use
2634 * cpplib.h (BOL, _cpp_backup_tokens): New.
2635 * cppmacro.c (save_lookahead_token, take_lookahead_token,
2636 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
2637 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
2638 (builtin_macro): Don't use cpp_get_line.
2639 (cpp_get_line): Short term kludge.
2640 (parse_arg): Handle directives in arguments here. Back up when
2641 appropriate. Store EOF at end of argument list.
2642 (funlike_invocation_p): Use _cpp_backup_tokens.
2643 (push_arg_context): Account for EOF at end of list.
2644 (cpp_get_token): Remove lookahead stuff. Update.
2646 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2648 * c-parse.in (yyerror): Const-ification and/or static-ization.
2649 * c-typeck.c (push_member_name): Likewise.
2650 * collect2.c (main): Likewise.
2651 * dbxout.c (dbxout_parms): Likewise.
2652 * diagnostic.c (format_with_decl): Likewise.
2653 * dwarf2out.c (output_ranges): Likewise.
2654 * dwarfout.c (fundamental_type_code): Likewise.
2655 * except.c (dw2_output_call_site_table): Likewise.
2656 * gcc.c (do_spec_1): Likewise.
2657 * genopinit.c (optabs): Likewise.
2658 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
2659 gen_declaration_1, handle_impent): Likewise.
2660 * protoize.c (default_include, in_system_include_dir, abspath):
2662 * sched-vis.c (visualize_stall_cycles): Likewise.
2663 * sdbout.c (plain_type_1, sdbout_end_function,
2664 sdbout_end_epilogue): Likewise.
2665 * varasm.c (decode_reg_name): Likewise.
2667 * 1750a.c (mod_regno_adjust): Likewise.
2668 * alpha.c (alpha_write_one_linkage,
2669 unicosmk_output_default_externs): Likewise.
2670 * arm.c (arm_condition_codes): Likewise.
2671 * arm.h (arm_condition_codes): Likewise.
2672 * avr.c (output_movsisf, encode_section_info): Likewise.
2673 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
2675 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2676 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2677 * m88k.c (output_function_profiler): Likewise.
2678 * mips.c (mips_output_conditional_branch): Likewise.
2679 * ns32k.c (ns32k_out_reg_names): Likewise.
2680 * ns32k.h (ns32k_out_reg_names): Likewise.
2681 * pj.c (pj_output_rval): Likewise.
2682 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
2683 * sparc.c (sparc_flat_function_prologue,
2684 sparc_flat_function_epilogue): Likewise.
2686 2001-09-13 Markus Werle <numerical.simulation@web.de>
2687 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2689 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
2690 Aachen University of Technology".
2692 2001-09-13 Andreas Schwab <schwab@suse.de>
2694 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
2697 2001-09-13 Richard Henderson <rth@redhat.com>
2699 * config/alpha/alpha.c (small_symbolic_operand): New.
2700 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
2701 (some_operand, input_operand): Don't handle HIGH.
2702 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
2703 (alpha_expand_mov): Likewise.
2704 (print_operand) [H]: Just print HIGH symbol.
2705 (print_operand_address): Handle small data.
2706 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
2707 (TARGET_SWITCHES): Add -msmall-data/large-data.
2708 (PIC_OFFSET_TABLE_REGNUM): New.
2709 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
2710 (PREDICATE_COES): Update.
2711 * config/alpha/alpha.md (adddi_er_high): New.
2712 (adddi_er_low): Handle small data.
2713 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
2714 prefer .sdata to .rodata.
2715 (SELECT_RTX_SECTION): Likewise.
2717 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
2719 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
2720 defining __size_t and leaving size_t undefined.
2722 2001-09-12 Diego Novillo <dnovillo@redhat.com>
2724 * basic-block.h (expunge_block): Declare.
2725 * cfg.c (expunge_block): Remove static declaration.
2727 2001-09-12 Richard Henderson <rth@redhat.com>
2729 * integrate.c (copy_insn_list): Copy label name from
2730 NOTE_INSN_DELETED_LABEL.
2732 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2734 * c-common.c (c_tree_code_name): Const-ification.
2735 * c-decl.c (c_decode_option): Likewise.
2736 * c-typeck.c (warn_for_assignment): Likewise.
2737 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
2739 * cppinit.c (output_deps): Likewise.
2740 * dependence.c (dependence_string, direction_string): Likewise.
2741 * dwarf2out.c (output_ranges): Likewise.
2742 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
2743 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
2744 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
2745 standard_startfile_prefix, standard_startfile_prefix_1,
2746 standard_startfile_prefix_2, tooldir_base_prefix,
2747 standard_bindir_prefix, find_a_file): Likewise.
2748 * genattrtab.c (make_length_attrs): Likewise.
2749 * gencheck.c (tree_codes): Likewise.
2750 * genemit.c (gen_split): Likewise.
2751 * genrecog.c (special_mode_pred_table): Likewise.
2752 * graph.c (graph_ext): Likewise.
2753 * protoize (default_include): Likewise.
2754 * reload.c (reload_when_needed_name): Likewise.
2755 * sched-vis.c (visualize_stall_cycles): Likewise.
2756 * tlink.c (recompile_files): Likewise.
2757 * toplev.c (decode_g_option): Likewise.
2758 * tradcpp.c (output_deps): Likewise.
2759 * varasm.c (decode_reg_name): Likewise.
2761 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
2764 * avr.c (avr_regnames, encode_section_info): Likewise.
2765 * c4x.c (float_reg_names): Likewise.
2766 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
2767 * elfos.h (const_section): Likewise.
2768 * i386.c (ix86_comp_type_attributes): Likewise.
2769 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2770 * ia64/aix.h (UNIQUE_SECTION): Likewise.
2771 * ia64.c (type_names): Likewise.
2772 * m68hc11.c (reg_class_names): Likewise.
2773 * m88k.c (m_options): Likewise.
2774 * mips.c (mips_output_conditional_branch, mips_unique_section):
2776 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2777 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
2778 ultra_code_names): Likewise.
2779 * sparc.h (OVERRIDE_OPTIONS): Likewise.
2781 2001-09-12 Jakub Jelinek <jakub@redhat.com>
2783 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
2784 Use --fatal-warnings option for gas.
2785 * configure: Rebuilt.
2787 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2789 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
2791 2001-09-11 Jim Wilson <wilson@redhat.com>
2793 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
2795 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2797 * builtins.c (c_strlen): Treat an offset too large for a
2798 HOST_WIDE_INT as out of range.
2800 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
2802 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
2803 (EDGE_CRITICAL_P): New predicate.
2804 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
2806 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
2807 (dump_edge_info): Remove "crit".
2808 * cfganal.c (mark_critical_edges): Kill.
2809 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
2810 * cfgcleanup.c (cleanup_cfg): Likewise.
2811 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
2812 (find_spanning_tree): Likewise.
2813 * reg-stack.c (convert_regs_1): Likewise.
2814 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
2816 * basic-block.h (create_basic_block_structure): New.
2817 (create_basic_block): Update prototype.
2818 (force_nonfallthru): New.
2819 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
2820 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
2821 handle updating of block_for_insn, creating of empty BBs and BBs at
2822 the end of INSN chain.
2823 (create_basic_block): New function.
2824 (split_block): Use create_basic_block.
2825 (force_nonfallthru_and_redirect): Break out from ...; cleanup
2826 (redirect_edge_and_branch_force): ... here.
2827 (force_nonfallthru): New.
2828 (split_edge): Rewrite to use force_nonfallthru and create_block.
2829 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
2830 (find_basic_blocks): Free basic_block_for_insn.
2831 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
2833 * cfg.c: Fix formating.
2834 * cfgcleanup.c: Fix formating.
2835 (merge_blocks, tail_recursion_label_p): Return bool.
2836 (merge_blocks_move_predecessor_nojumps,
2837 merge_blocks_move_successor_nojumps): Return void.
2839 2001-09-11 Jakub Jelinek <jakub@redhat.com>
2841 * configure.in: Check whether assembler supports section merging.
2842 * config.in: Rebuilt.
2843 * configure: Rebuilt.
2844 * varasm.c (variable_section, output_constant_pool): Pass alignment
2845 to SELECT_SECTION and SELECT_RTX_SECTION.
2846 (mergeable_string_section): New.
2847 (mergeable_constant_section): New.
2848 (default_elf_asm_named_section): Output SECTION_MERGE and
2849 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2850 * output.h (mergeable_string_section): New.
2851 (mergeable_constant_section): New.
2852 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
2853 * toplev.c (flag_merge_constants): New.
2854 (f_options): Add -fmerge-constants and -fmerge-all-constants
2856 (toplev_main): Default to -fno-merge-constants if not optimizing.
2857 * flags.h (flag_merge_constants): Add extern.
2858 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
2859 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
2861 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
2862 Define if assembler has working .subsection -1 support.
2863 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
2864 Put constant into special SHF_MERGE sections if the linker should
2865 attempt to merge duplicates.
2866 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
2868 Put constant into special SHF_MERGE sections if the linker should
2869 attempt to merge duplicates.
2870 * config/alpha/elf.h: Likewise.
2871 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
2872 has working .subsection -1 support.
2873 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
2875 * config/svr3.h: Likewise.
2876 * config/darwin.h: Likewise.
2877 * config/arm/aof.h: Likewise.
2878 * config/arm/linux-elf.h: Likewise.
2879 * config/avr/avr.h: Likewise.
2880 * config/c4x/c4x.h: Likewise.
2881 * config/d30v/d30v.h: Likewise.
2882 * config/i386/dgux.h: Likewise.
2883 * config/i386/osfrose.h: Likewise.
2884 * config/i386/sco5.h: Likewise.
2885 * config/i386/svr3gas.h: Likewise.
2886 * config/ia64/aix.h: Likewise.
2887 * config/m32r/m32r.h: Likewise.
2888 * config/m68k/m68k.h: Likewise.
2889 * config/m88k/dgux.h: Likewise.
2890 * config/m88k/m88k.h: Likewise.
2891 * config/mcore/mcore-pe.h: Likewise.
2892 * config/mips/mips.h: Likewise.
2893 * config/pa/pa.h: Likewise.
2894 * config/pa/pa-linux.h: Likewise.
2895 * config/romp/romp.h: Likewise.
2896 * config/rs6000/sysv4.h: Likewise.
2897 * config/rs6000/xcoff.h: Likewise.
2898 * config/s390/linux.h: Likewise.
2899 * config/sparc/sparc.h: Likewise.
2900 * config/sparc/sysv4.h: Likewise.
2901 * config/stormy16/stormy16.h: Likewise.
2902 * config/v850/v850.h: Likewise.
2903 * config/vax/vms.h: Likewise.
2904 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
2905 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2906 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
2907 default_elf_asm_named_section for SHF_MERGE sections.
2909 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2911 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
2914 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
2916 * c-common.c (split_specs_attrs): Allow for empty attributes with
2917 empty TREE_PURPOSE. Fixes PR c/4294.
2919 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
2921 * basic-block.h (cached_make_edge, make_single_succ): New.
2922 (make_edge): Remove first parameter.
2923 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
2924 * cfg.c (cached_make_edge): Rename from make_edge; return newly
2925 created edge; use obstack allocation.
2926 (make_edge, make_single_succ_edge): New.
2927 (first_removed_edge): New static variable.
2928 (init_flow): Initialize first_removed_edge and n_edges.
2929 (clear_edges): Use remove_edge.
2930 (flow_delete_block): Likewise.
2931 (remove_edge): Add removed edges to the removed edges list.
2932 (split_block, redirect_edge_and_branch_force, split_edge):
2934 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
2935 (add_noreturn_fake_exit_edges): Likewise.
2936 (connect_infinite_loops_to_exit): Liekwise.
2937 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
2938 Use cached_make_edge.
2939 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
2940 * profile.c (branch_prob): Update make_edge call.
2941 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2943 2001-09-11 Richard Henderson <rth@redhat.com>
2945 * config/alpha/alpha.c: Tidy formatting.
2946 (local_symbolic_operand): Verify mode.
2947 (alpha_sa_mask): Ignore unicos for eh_return.
2948 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
2949 * config/alpha/alpha.md (umk divsi patterns): Remove.
2950 (extendsfdf2): Remove unicos check.
2951 (tablejump): Merge vms and unicos code; always use direct set
2954 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2956 * config.gcc (alpha*-*-unicosmk*): New target.
2958 * config/alpha/alpha-protos.h (symbolic_operand,
2959 unicosmk_add_call_info_word, unicosmk_add_extern,
2960 unicosmk_defer_case_vector, unicosmk_unique_section,
2961 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
2962 unicosmk_asm_file_start, unicosmk_asm_file_end,
2963 unicosmk_output_common): Declare.
2965 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
2966 direct_return, function_arg, alpha_va_start, alpha_va_arg,
2967 alpha_does_function_need_gp, alpha_end_function): Support Cray
2969 (alpha_init_machine_status, alpha_mark_machine_status,
2970 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
2971 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
2972 unicosmk_asm_named_section, unicosmk_insert_attributes,
2973 unicosmk_section_type_flags, symbolic_operand,
2974 unicosmk_output_module_name, unicosmk_output_default_externs,
2975 unicosmk_output_dex, unicosmk_output_externs,
2976 unicosmk_output_addr_vec, unicosmk_ssib_name,
2977 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
2978 unicosmk_asm_file_end, unicosmk_output_common,
2979 unicosmk_section_type_flags, unicosmk_unique_section,
2980 unicosmk_add_call_info_word, unicosmk_text_section,
2981 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
2982 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
2983 unicosmk_dex_count, unicosmk_special_name): New.
2984 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
2985 TARGET_ABI_UNICOSMK.
2986 (get_aligned_mem, alpha_expand_unaligned_load,
2987 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
2988 alpha_expand_unaligned_store_words): Support big-endian mode.
2989 (print_operand): Likewise. New format specifier 't'. Use
2990 TARGET_AS_SLASH_BEFORE_SUFFIX.
2991 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
2992 (alpha_pv_save_size): Update with above change.
2993 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
2994 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
2997 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
2998 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
2999 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
3000 (EXTRA_CONSTRAINT): New constraint 'U'.
3001 (PREDICATE_CODES): Add symbolic_operand.
3003 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
3004 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
3005 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
3006 (integer division and modulus patterns): Split in default and
3008 (*divmodsi_internal, *divmoddi_internal): Disable for
3009 TARGET_ABI_UNICOSMK.
3010 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
3011 little-endian and big-endian versions.
3012 (ext, ins, msk): Likewise.
3013 (extv, extzv, insv): Support big-endian mode.
3014 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
3015 (call_umk, call_value_umk, *call_umk, tablejump_umk,
3016 *tablejump_umk_internal, *call_value_umk): New.
3017 (*movdi_nofix): Add pattern for loading an address into a register on
3018 TARGET_ABI_UNICOSMK.
3019 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
3020 (umk_mismatch_args, arg_home_umk): New.
3021 (various insns): Don't use mov, fmov, nop, fnop and unop.
3022 (realign): Support TARGET_ABI_UNICOSMK.
3024 * config/alpha/unicosmk.h: New file.
3025 * config/alpha/t-unicosmk: New file.
3027 * fixinc/inclhack.def (unicosmk_restrict): New.
3028 * fixinc/fixincl.x: Regenerate.
3030 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
3031 (wchar_t): Check for and define __WCHAR_T__.
3033 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
3035 * combine.c (simplify_shift_const): Treat shifts by the mode
3038 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
3040 * cpphash.h (struct tokenrun): New.
3041 (struct cpp_context): New member bol.
3042 (struct cpp_reader): New members.
3043 (_cpp_init_tokenrun): New.
3044 * cppinit.c (cpp_create_reader): Set up the token runs.
3045 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
3046 (lex_token): New internalised version of _cpp_lex_token. Don't
3047 handle directives or the multiple include opimisation here any
3048 more. Simply lex a token.
3049 * cpplib.c (run_directive): Clear bol.
3050 (_cpp_pop_buffer): Set bol.
3051 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
3054 2001-09-11 Michael Meissner <meissner@redhat.com>
3056 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
3057 give an error if the user uses -mfp32.
3058 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
3060 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
3061 floating point register size.
3062 (EXTRA_SPECS): Add CPP_FPR_SPEC.
3064 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
3065 HOST_WIDE_INT_PRINT_DEC to properly print the result of
3067 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
3068 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
3070 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
3072 * dbxout.c (dbxout_parms): Fix typo in comment.
3073 * unroll.c (loop_find_equiv_value): Ditto.
3074 * toplev.c (rest_of_compilation): Ditto.
3075 * loop.c (scan_loop): Ditto.
3076 * dwarf2out.c (struct dw_fde_struct): Ditto.
3078 2001-09-10 Zack Weinberg <zackw@panix.com>
3080 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
3081 copying identifier when we're just going to throw it away.
3082 (parse_identifier_slow): New routine to handle abnormal cases.
3083 (_cpp_lex_token): Update call site.
3085 * hashtable.c (ht_lookup): Don't assume that the string we've
3086 been given is NUL-terminated.
3087 * system.h: #define __builtin_expect(a, b) to (a) if not
3090 2001-09-10 Michael Meissner <meissner@redhat.com>
3092 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
3095 2001-09-10 David Edelsohn <edelsohn@gnu.org>
3097 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
3099 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3101 * builtins.c (c_getstr): Correct thinko in last change and further
3104 2001-09-10 Tim Freeman <tim@fungibole.com>
3106 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
3107 into varray's and register them as roots with the garbage
3108 collector so they are not collected too soon.
3110 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
3112 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
3114 * basic-block.h (flow_obstack, label_value_list,
3115 tail_recursion_label_list): Declare
3116 (tidy_fallthru_edges): Declare.
3117 (expunge_block, last_loop_beg_note): Delete.
3118 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
3120 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
3121 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
3122 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
3123 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
3124 expunge_block, flow_delete_block, compute_bb_for_insn,
3125 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
3126 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
3127 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
3128 try_redirect_by_replacing_jump, last_loop_beg_note,
3129 redirect_edge_and_branch, redirect_edge_and_branch_force,
3130 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
3131 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
3132 commit_edge_insertions, dump_flow_info, debug_flow_info,
3133 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
3134 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
3135 Move here from flow.c
3136 * cfganal.c: New file.
3137 (forwarder_block_p, can_fallthru, mark_critical_edges,
3138 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
3139 find_unreachable_blocks, create_edge_list, free_edge_list,
3140 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
3141 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
3142 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
3143 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
3144 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
3145 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
3146 Move here from flow.c
3147 * cfgbuild.c: New file
3148 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
3149 make_edges, find_basic_blocks_1, find_basic_blocks,
3150 find_sub_basic_blocks): Move here from flow.c
3151 * cfgcleanup.c: New file.
3152 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
3153 merge_blocks_move_predecessor_nojumps,
3154 merge_blocks_move_successor_nojumps, merge_blocks,
3155 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3156 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
3157 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
3159 * cfgloop.c: New file
3160 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
3161 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
3162 flow_loop_exit_edges_find, flow_loop_nodes_find,
3163 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3164 flow_loop_tree_node_add, flow_loops_tree_build,
3165 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
3166 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
3167 Move here from flow.c
3168 * flow.c: Remove everything moved elsewhere
3169 * output.h (cleanup_cfg): Return bool.
3171 * bb-reorder.c (reorder_block_def): Remove 'index'.
3172 (insert_intra_1): Add argument BB, set block for new note.
3173 (make_reorder_chain): Do not depdent on BB indexes.
3174 (make_reorder_chain_1): Do not use BB indexes.
3175 (label_for_bb): Likewise; set BB for new insn.
3176 (emit_jump_to_block_after): Likewise.
3177 (fixup_reoder_chain): Sanity check that all basic blocks
3178 are chained; verify newly created insn chain; remove
3179 undocnitional jump simplifying; Do not use BB indexes;
3180 properly initialize count and frequency information;
3181 dump reordered sequence.
3182 (insert_intra_bb_scope_notes): update call of insert_intra_1.
3183 (insert_inter_bb_scope_notes): Set block for new insn.
3184 (reorder_basic_blocks): Dump flow info before reoredering.
3186 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3188 * alias.c (clear_reg_alias_info): Use K&R format definition.
3189 Avoid unsigned warning.
3190 * builtins.c: Use "unsigned int", not "unsigned".
3191 (target_char_cast): Use host_integerp and tree_low_cst.
3192 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
3193 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
3194 (c_getstr): Likewise.
3195 (std_expand_builtin_va_arg): Use int_size_in_bytes.
3196 (builtin_memcpy_read_str): Avoid unsigned warning.
3197 (expand_builtin_memcpy): Alignments are unsigned.
3198 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
3199 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
3200 * predict.c (expensive_function_p): LIMIT now unsigned.
3201 * resource.c (mark_target_live_regs): Make some vars unsigned.
3202 * sdbout.c: Use "unsigned int", not "unsigned".
3203 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
3204 (sdbout_source_line): Likewise.
3205 (sdbout_record_type_name): Remove "const" for NAME declaration.
3206 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
3208 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
3210 * calls.c (store_one_arg): Expand comment.
3212 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3214 * calls.c (store_one_arg): Make sure that the entire argument is
3215 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
3217 2001-09-09 Richard Henderson <rth@redhat.com>
3219 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
3221 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
3223 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
3225 2001-09-09 Richard Henderson <rth@redhat.com>
3227 * config/alpha/alpha.c (alpha_next_sequence_number): New.
3228 (alpha_this_literal_sequence_number): New.
3229 (alpha_this_gpdisp_sequence_number): New.
3230 (some_operand, input_operand): Add HIGH.
3231 (local_symbolic_operand): New.
3232 (alpha_encode_section_info): New.
3233 (alpha_legitimate_address_p): Allow LO_SUM.
3234 (alpha_legitimize_address): Generate HIGH+LO_SUM.
3235 (alpha_expand_mov): Likewise.
3236 (secondary_reload_class): Check memory_operand not general_operand
3238 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
3239 (alpha_expand_unaligned_store): Likewise.
3240 (alpha_expand_unaligned_load_words): Likewise.
3241 (alpha_expand_unaligned_store_words): Likewise.
3242 (alpha_expand_block_clear): Likewise.
3243 (print_operand): Handle %#, %*, %H.
3244 (print_operand_address): Handle LO_SUM.
3246 (alpha_does_function_need_gp): Use it.
3247 (alpha_expand_block_move): Fix signed compare warnings.
3248 (alpha_sa_mask, alpha_align_insns): Likewise.
3249 * config/alpha/alpha-protos.h: Update.
3250 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
3251 (MASK_EXPLICIT_RELOCS): New.
3252 (TARGET_SWITCHES): Add -mexplicit-relocs.
3253 (EXTRA_CONSTRAINT): Add 'T'.
3254 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
3255 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
3256 (ENCODE_SECTION_INFO): Out line.
3257 (REDO_SECTION_INFO_P): New.
3258 (STRIP_NAME_ENCODING): New.
3259 (ASM_OUTPUT_LABELREF): New.
3260 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
3261 (PREDICATE_CODES): Update.
3262 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
3263 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
3264 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
3265 builtin_setjmp_receiver_er, exception_receiver_1_er,
3266 call_value_osf_1_er): New patterns.
3267 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
3268 (movqi, movhi, movsi): Add explicit $31 base register to lda.
3269 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
3270 (FINAL_PRESCAN_INSN): New.
3272 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
3274 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
3276 2001-09-08 Andreas Jaeger <aj@suse.de>
3278 * i386.h (TARGET_SWITCHES): Fix description.
3280 2001-09-07 David Edelsohn <edelsohn@gnu.org>
3282 * rs6000.c (num_insns_constant): Compute number of instructions
3285 * doc/install.texi: Explain AIX exception handling work-around.
3286 Update URL for AIX fixes.
3288 2001-09-07 Jim Wilson <wilson@redhat.com>
3290 * alias.c (clear_reg_alias_info): New.
3291 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
3292 * rtl.h (clear_reg_alias_info): Declare.
3294 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3296 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
3298 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
3299 (m16m,edivm,emulm): Change declaration to match definition.
3301 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3303 * reload.c (push_reload): Check for subreg_lowpart_p instead of
3304 SUBREG_BYTE being 0 when determining if the inner part of a subreg
3307 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3309 * c-common.c (signed_or_unsigned_type): Handle machine mode types
3310 which have no corresponding C type.
3311 * fold_const.c (target_isinf,target_isnan,target_negative): Update
3312 the representation of 64-bit doubles to work with 64-bit ints.
3314 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
3316 * config/mips/mips.c (override_options): Do not override ISA when ABI
3317 specified if MIPS_CPU_STRING_DEFAULT was specified.
3319 2001-09-07 Richard Henderson <rth@redhat.com>
3321 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
3322 (express_from_1): Wrap lines.
3323 * rtlanal.c (commutative_operand_precedence): Rename from
3324 operand_preference; export.
3325 * rtl.h: Declare it.
3326 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
3327 (simplify_binary_operation): Invoke simplify_plus_minus on
3328 (CONST (PLUS ...)) as well.
3329 (struct simplify_plus_minus_op_data): New.
3330 (simplify_plus_minus_op_data_cmp): New.
3331 (simplify_plus_minus): Use them. Avoid infinite recursion with
3332 simplify_binary_operation wrt CONST.
3334 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
3336 * h8300-protos.h (general_operand_dst_push): Remove.
3337 * h8300.c (general_operand_dst_push): Likewise.
3338 * h8300.h (OK_FOR_T): Likewise.
3339 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
3340 * h8300.md (pushqi_h8300): New.
3341 (pushqi_h8300hs): Likewise.
3343 (pushhi_h8300): Likewise.
3344 (pushhi_h8300hs): Likewise.
3347 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3349 * genattrtab.c (attr_printf): First arg is unsigned.
3350 Clean up formatting of callers.
3352 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
3354 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
3357 2001-09-07 Andreas Jaeger <aj@suse.de>
3359 * i386.h (TARGET_SWITCHES): Fix descriptions.
3361 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3363 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
3365 2001-09-06 Ira Ruben <ira@apple.com>
3367 Remove OP_IDENTIFIER.
3368 * tree.def (OP_IDENTIFIER): Remove.
3369 * tree.c (tree_node_kind enum): Remove op_id_kind.
3370 (tree_node_kind_names): Remove "op_identifiers".
3371 (make_node): Remove OP_IDENTIFIER test.
3372 (build_op_identifier): Removed because it isn't being used.
3373 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
3374 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
3376 2001-09-06 Richard Henderson <rth@redhat.com>
3378 * simplify-rtx.c (simplify_binary_operation): Revert last change.
3380 2001-09-06 Richard Henderson <rth@redhat.com>
3382 * simplify-rtx.c (simplify_binary_operation): Simplify contents
3385 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3387 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
3388 number used for CR register.
3390 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3391 Joern Rennecke (amylaar@cygnus.com)
3393 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
3394 * h8300.c (initial_offset): Handle offset between RP and FP.
3395 (h8300_return_addr_rtx): New function.
3396 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
3398 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
3399 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3400 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
3401 (CAN_ELIMINATE, REGISTER_NAMES):
3402 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
3404 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
3406 Remove TYPE_NONCOPIED_PARTS.
3407 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
3408 (struct tree_type): Remove noncopied_parts.
3409 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
3410 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
3411 (fixed_type_p): Remove.
3412 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
3413 (expand_expr, MODIFY_EXPR): Likewise.
3414 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
3415 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
3417 2001-09-06 Alan Modra <amodra@bigpond.net.au>
3419 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
3421 (mask64_operand): Likewise.
3422 (includes_rldic_lshift_p): Likewise.
3423 (includes_rldicr_lshift_p): Likewise.
3425 2001-09-05 Ziemowit Laski <zlaski@apple.com>
3427 * objc/objc-act.c (build_message_expr): If a class method cannot
3428 be found, do not issue a warning if a corresponding instance
3429 method exists in the root class.
3431 2001-09-05 Richard Henderson <rth@redhat.com>
3433 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
3435 2001-09-05 Zack Weinberg <zack@codesourcery.com>
3437 * function.c (ggc_mark_struct_function): Mark f->outer.
3438 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
3439 * integrate.c (output_inline_function): ... not here.
3441 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
3443 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
3445 * i386.c (size_cost): New static variable.
3446 (override_function): Use size_cost when -Os is specified.
3448 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
3449 properly; Use current_function_calls_eh_return.
3450 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
3451 use leave to avoid depdendancy chain.
3453 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
3454 get BB loop_depth instead of computing it from LOOP notes.
3456 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
3458 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3460 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3461 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3462 UNALIGNED_DOUBLE_INT_ASM_OP): Define
3464 2001-09-05 Jeffrey A Law (law@cygnus.com)
3465 Jason Merrill (jason@redhat.com)
3467 * stor-layout.c (layout_type): Complain if an array's size can
3468 not be represented in a size_t.
3470 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
3472 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
3474 * gcc.c: (process_command) Add parentheses around assignment
3475 used as truth value.
3477 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3479 * config/mips/mips.c (save_restore_insns): Don't mark any register
3480 save slots as unchanging if current_function_calls_eh_return.
3482 2001-09-05 Richard Henderson <rth@redhat.com>
3484 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
3485 * config/alpha/alpha-protos.h: Declare it.
3486 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
3487 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
3488 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
3489 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
3490 (REG_OK_FOR_BASE_P): Select one of the above.
3492 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3494 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
3495 (crti.o): Prefix name of object file with $(T).
3498 2001-09-05 David S. Miller <davem@redhat.com>
3500 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
3501 * config/sparc/linux64.h: Likewise.
3503 2001-09-05 Andreas Jaeger <aj@suse.de>
3505 * doc/invoke.texi (i386 Options): -mwide-multiply is not
3506 available anymore, remove the documentation.
3507 (i386 Options): Fix typo, cleanup index entries.
3509 * prefix.c (concat): Remove, we can use the version from liberty.
3511 2001-09-05 Richard Henderson <rth@redhat.com>
3513 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
3514 New functions split out of md file expanders.
3515 * config/alpha/alpha-protos.h: Declare them.
3516 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
3518 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
3520 * cppmacro.c (funlike_invocation_p): No need to restore context.
3522 2001-09-04 Richard Henderson <rth@redhat.com>
3524 * reload.c (push_reload): Export.
3525 * reload.h (push_reload): Declare it.
3527 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
3528 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3529 * config/alpha/alpha.c (alpha_legitimize_address): New.
3530 (alpha_legitimize_reload_address): Likewise.
3531 * config/alpha/alpha-protos.h: Declare them.
3533 2001-09-04 Stan Shebs <shebs@apple.com>
3535 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
3536 * config/darwin.c (machopic_stub_name): Account for internally
3537 generated lib calls such as memcpy.
3539 2001-09-04 Richard Henderson <rth@redhat.com>
3541 * unwind.h (_UA_END_OF_STACK): New flag.
3542 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
3544 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3546 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
3548 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
3550 * config/mips/mips.c (save_restore_insns): Change base_offset to
3551 fp_offset in second call to mips_emit_frame_related_store.
3553 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
3555 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
3556 sometimes be represented as a NOTE of type
3557 NOTE_INSN_DELETED_LABEL.
3558 (Insns): Document NOTE_INSN_DELETED_LABEL.
3560 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
3562 * c-common.h (tree_dump_index): Add more comments.
3563 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
3564 (dump_option_value_info): New struct.
3565 (dump_options): New array.
3566 (dump_switch_p): Parse switch options symbolically.
3567 * doc/invoke.texi (-fdump-ast): Rename to ...
3568 (-fdump-tree): ... here. Document that options are symbolic, and
3569 not all are applicable.
3571 2001-09-04 David S. Miller <davem@redhat.com>
3573 * config/sparc/sparc.md (define_splits): Kill constraints.
3575 Cleanup redundant and unused insn attributes.
3576 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
3577 binary, and move. Mark ialu as default.
3578 (commented out define_function_unit "alu"): Kill.
3579 (define_attr "use_clobbered"): Kill.
3580 (whole file): Kill address insn type references. Replace
3581 all unary/binary/move references with ialu.
3582 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
3583 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
3586 Simplify length insn attribute and make more judicious use
3587 of insn attribute defaulting.
3588 * config/sparc/sparc.md (all insns with length > one): Mark as
3589 insn type multi if real instructions, else use default if
3590 it is a forced splitter.
3591 (all insns with length == one): Use default insn length.
3592 (all insns of type ialu): Use default insn type.
3594 Fix erroneous insn attribute settings.
3595 (addx): Set insn type to misc.
3596 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
3597 const_umulsidi3_sp64): Set insn type to imul.
3599 Track SFmode vs DFmode insns according to UltraSPARC
3601 * config/sparc/sparc.md ("fptype"): New attribute, default
3603 (all DFmode single insns): Mark as fptype "double".
3605 2001-09-03 Jakub Jelinek <jakub@redhat.com>
3607 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
3609 2001-09-03 Richard Henderson <rth@redhat.com>
3611 * function.h (struct function): Add arg_pointer_save_area_init.
3612 * function.c (expand_function_end): Init arg_pointer_save_area.
3613 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
3614 when called from a nested function.
3616 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
3618 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
3621 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3623 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
3625 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
3627 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
3628 (emit_push_insn): Use specified padding direction when
3629 STACK_PUSH_CODE is POST_INC.
3631 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
3633 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3635 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
3637 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
3639 * cppinit.c (cpp_start_read): Free the imacros list as we
3640 traverse it. Don't free the chains before returning.
3641 (_cpp_push_next_buffer): Only try pushing buffers if we've
3642 completed -imacros handling.
3644 2001-08-31 Eric Christopher <echristo@redhat.com>
3646 * gcc.c (handle_braces): Add explaination for abort.
3648 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
3650 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
3651 move adjustment of bitpos instead.
3653 2001-08-31 Zack Weinberg <zack@codesourcery.com>
3655 * function.c: Remove all_functions. Make outer_function_chain
3657 (init_function_start): Don't add new function structure to
3659 (find_function_data, push_function_context_to,
3660 pop_function_context_from, put_var_into_stack,
3661 trampoline_address): Update for changed structure element names.
3662 (push_function_context_to): Disentangle.
3663 (free_after_compilation): Also free F.
3664 (expand_dummy_function_end): Don't free cfun here.
3665 (put_var_into_stack): Comment why we can't use find_function_data here.
3666 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
3667 (mark_function_chain): Split into maybe_mark_struct_function and
3668 ggc_mark_struct_function. Export the latter.
3669 (init_function_once): Mark from cfun and outer_function_chain;
3672 * function.h (struct function): Kill next_global. Rename next
3673 to outer. All users updated to match.
3674 (all_functions, outer_function_chain): Don't declare.
3676 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
3677 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
3678 don't touch f->inlinable, after calling rest_of_compilation.
3680 * tree.h: Forward-declare struct function. Prototype
3681 ggc_mark_struct_function.
3683 2001-08-31 Kazu Hirata <kazu@hxi.com>
3685 * config/h8300/h8300.md (*andorhi3): Fix typos.
3687 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3689 * calls.c (emit_library_call_value): Don't use a fixed
3690 argument after VA_CLOSE, i.e. out of scope in traditional C.
3692 * emit-rtl.c (gen_rtvec): Likewise.
3694 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3696 * Makefile.in (c-pragma.o): Depend on output.h.
3697 (reorg.o): Depend on except.h.
3699 * c-pragma.c: Include output.h.
3701 * reorg.c: Include except.h.
3703 * unwind-dw2.c: Call __builtin_alloca, not alloca.
3705 2001-08-31 Richard Henderson <rth@redhat.com>
3707 * sched-deps.c (add_dependence): Don't elide dependancy if the
3708 conditional used by insn is modified in elem.
3710 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
3712 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
3714 2001-08-31 Diego Novillo <dnovillo@redhat.com>
3716 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
3719 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3721 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
3723 (stormy16_asm_out_constructor): New function.
3724 (TARGET_ASM_CONSTRUCTOR): Define.
3725 (TARGET_ASM_DESTRUCTOR): Define.
3727 2001-08-31 Andreas Jaeger <aj@suse.de>
3729 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
3730 * loop.c (add_label_notes): Likewise.
3731 * reload.c (find_reloads): Likewise.
3732 * config/sh/sh.c (machine_dependent_reorg): Likewise.
3734 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
3736 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
3737 code here. Take _Unwind_{W,Sw}ord*.
3738 (read_encoded_value_with_base): Use them.
3739 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
3741 (extract_cie_info): Simplify read_?leb128 handling.
3742 (execute_stack_op, execute_cfa_program): Likewise.
3743 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
3745 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3747 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
3748 the frame pointer to pop the stack if convenient.
3750 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
3751 Don't use post-increment before combine.
3752 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
3753 a call-saved register.
3755 2001-08-31 Andreas Jaeger <aj@suse.de>
3757 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
3760 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
3762 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
3763 not DIV/MOD, of course.
3765 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
3767 * rtl.def: Undo my patch commited 2001-08-27.
3769 * genattrtab.c: Ditto.
3773 * sched-int.h: Ditto.
3775 * target-def.h: Ditto.
3779 * haifa-sched.c: Ditto.
3781 * sched-rgn.c: Ditto.
3783 * sched-vis.c: Ditto.
3785 * Makefile.in: Ditto.
3787 * doc/md.texi: Ditto.
3789 * doc/tm.texi: Ditto.
3791 * doc/contrib.texi: Ditto.
3793 * doc/gcc.texi: Ditto.
3795 * genattrtab.h: Remove it.
3797 * genautomata.c: Remove it.
3799 * genattr.c: Undo my patch and Richard Henderson's patch commited
3802 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
3804 * config.gcc (h8300-*-elf*): New case.
3805 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
3806 (SUBTARGET_CPP_SPEC): Define.
3807 (EXTRA_SPECS): Define.
3808 (SUBTARGET_EXTRA_SPECS): Define.
3809 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
3810 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
3812 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
3814 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
3815 (LIB2FUNCS_EXTRA): Define.
3816 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
3817 config/h8300/fixunssfsi.c: New file.
3819 2001-08-30 Kazu Hirata <kazu@hxi.com>
3821 * config/h8300/h8300.md (zero_extendqihi2): Changes to
3822 define_expand to accomodate target-specific attributes.
3823 (anonymous zero_extendqihi2 patterns): New.
3825 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
3827 * h8300.md (*andorhi3): New pattern.
3829 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
3831 * h8300.c (dosize): Fix test for "sub".
3833 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
3835 * c-typeck.c (pointer_diff): Try to eliminate common term before
3838 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
3840 * config/arm/arm.c (arm_compute_initial_elimination_offset):
3841 Account for the saves of the FP registers.
3843 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
3844 (TEXT_SECTION_ASM_OP): Define.
3845 (INIT_SECTION_ASM_OP): Define.
3846 (FINI_SECTION_ASM_OP): Define.
3847 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
3848 (RDATA_SECTION_FUNCITON): Provide prototype.
3850 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
3852 * reload1.c (move2add_note_store): Correct typo checking for
3855 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
3857 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
3858 note should not be considered outside the libcall block.
3860 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3862 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
3864 2001-08-29 Kazu Hirata <kazu@hxi.com>
3866 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
3868 2001-08-29 Kazu Hirata <kazu@hxi.com>
3870 * config/h8300/h8300-protos.h: Add a prototype for
3872 * config/h8300/h8300.c (emit_logical_op): New.
3873 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
3880 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3882 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
3883 comparison with rtx INTVAL.
3884 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
3886 * pa.h (FUNCTION_ARG_SIZE): Likewise.
3888 2001-08-29 Kazu Hirata <kazu@hxi.com>
3890 * config/h8300/lib1funcs.asm: Update the copyright. Fix
3893 2001-08-29 Kazu Hirata <kazu@hxi.com>
3895 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
3896 (reg n) to (mem (pre_dec (reg n))
3897 (anonymous movsi pattern): Likewise.
3899 2001-08-29 Kazu Hirata <kazu@hxi.com>
3901 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
3903 2001-08-29 Kazu Hirata <kazu@hxi.com>
3905 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
3906 several special constants.
3908 2001-08-29 Kazu Hirata <kazu@hxi.com>
3910 * config/h8300/lib1funcs.asm: Fix comment typos.
3912 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3914 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
3915 Fix format specifier warnings.
3917 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
3918 inet_makeaddr, semctl): Prototype.
3920 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
3921 (save_restore_insns): Use base_offset, not gp_offset.
3923 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
3924 (ASM_OUTPUT_BYTE): Fix format specifier warning.
3926 2001-08-29 Richard Henderson <rth@redhat.com>
3928 * bb-reorder.c (function_tail_eff_head): New.
3929 (record_effective_endpoints): Set it.
3930 (fixup_reorder_chain): Use it.
3932 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3934 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
3936 2001-08-28 Dale Johannesen <dalej@apple.com>
3938 * config/darwin.c (machopic_function_base_name): Add const
3939 qualifier to a string.
3940 (darwin_encode_section_info): Ditto.
3942 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3944 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
3945 function definition.
3947 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3949 * df.h (struct df): Add rts_order variable.
3951 * df.c (df_visit_next_rts): New function.
3952 (df_visit_next): Renamed to df_visit_next_rc
3953 (df_analyse_1): Allocate/compute/free rts_order as well.
3954 (df_rd_global_compute): Use df_visit_next_rc instead of
3956 (df_ru_global_compute): Use df_visit_next_rts instead of
3959 * flow.c (flow_reverse_top_sort_order_compute): New function.
3961 * basic-block.h: Add prototype.
3963 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3965 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
3966 blocks, the BB_REACHABLE is now set, rather than aux being
3967 non-NULL. Update the test to reflect this.
3969 2001-08-28 Eric Christopher <echristo@redhat.com>
3971 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
3972 config/mips/crti.asm: Ditto.
3974 2001-08-28 Eric Christopher <echristo@redhat.com>
3975 Richard Henderson <rth@redhat.com>
3977 * c-pragma.h (add_weak): Move prototype from here...
3978 * output.h (add_weak): ... to here.
3979 * varasm.c (add_weak): Fix typo.
3980 * config/mips/crti.asm: New file.
3981 * config/mips/crtn.asm: Ditto.
3982 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
3983 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
3984 (INVOKE__main): Ditto.
3985 (INIT_SECTION_ASM_OP): New.
3986 (FINI_SECTION_ASM_OP): Ditto.
3987 (STARTFILE_SPEC): Add crti.
3988 (ENDFILE_SPEC): Add crtn.
3989 * config/mips/elf64.h: Same.
3990 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
3992 * config/mips/vxworks.h: Ditto.
3993 * config/mips/t-elf: Support crti and crtn.
3995 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3997 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
4000 2001-08-28 Richard Henderson <rth@redhat.com>
4002 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
4003 (one_cmplbi2 splitter): Remove redundant test.
4005 2001-08-28 Dale Johannesen <dalej@apple.com>
4007 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
4009 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
4011 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
4013 2001-08-28 Stan Shebs <shebs@apple.com>
4015 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
4016 (UNALIGNED_SHORT_ASM_OP): Define.
4017 (UNALIGNED_INT_ASM_OP): Define.
4019 2001-08-28 Will Cohen <wcohen@redhat.com>
4021 * config/rs6000/rs6000.md (store_multiple): Correct RTL
4022 generation for first set.
4024 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4026 * flow.c (redirect_edge_succ_nodup): Return new edge.
4027 (try_simplify_condjump): Use new edge.
4028 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
4030 * cse.c (cse_basic_block): Skip note instructions.
4032 2001-08-27 Richard Henderson <rth@redhat.com>
4034 * combine.c (combine_simplify_rtx): Don't reverse condition
4035 if there is no reverse for the condition.
4036 (simplify_comparison): Don't simplify subregs from INT to FP.
4038 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
4039 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
4040 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
4041 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
4042 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
4043 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
4045 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4047 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
4048 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
4050 (adddi_dilshr32, adddi_dishl32): Only data register can be
4051 source for mem destination.
4053 * expmed.c (store_bit_field): Ignore adjustment to bitpos
4054 and use bitnum to decide about register move.
4056 2001-08-27 Richard Henderson <rth@redhat.com>
4058 * genattr.c (main): Emit state_t even when not doing scheduling.
4060 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4061 Richard Henderson <rth@redhat.com>
4063 * gcse.c (reg_first_set, reg_last_set): Replace with ...
4064 (reg_avail_info, current_bb): ... these.
4065 (oprs_unchanged_p, record_last_reg_set_info): Use them.
4066 (compute_hash_table): Likewise.
4068 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4070 * flow.c (verify_flow_info): Use checksums to verify edges.
4072 2001-08-27 Richard Henderson <rth@redhat.com>
4074 * genautomata.c (expand_automata): Always create a description.
4076 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
4078 * optabs.c (expand_binop): Correctly handle the carry in multiword
4079 add/subtract operations.
4081 2001-08-27 Fred Fish <fnf@be.com>
4083 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
4086 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
4088 * reload.c (find_reloads_toplev): Back out this change:
4090 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
4092 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
4093 mem if the address is a mode_dependent_address_p.
4095 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4097 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
4098 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
4099 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
4102 * genattr.c (main): New variable num_insn_reservations. Increase
4103 it if there is DEFINE_INSN_RESERVATION. Output automaton based
4104 pipeline hazard recognizer interface.
4106 * genattrtab.h: New file.
4108 * genattrtab.c: Include genattrtab.h.
4109 (attr_printf, check_attr_test, make_internal_attr,
4110 make_numeric_value): Move protypes into genattrtab.h. Define them
4112 (num_dfa_decls): New global variable.
4113 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
4114 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
4115 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
4116 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
4118 * genautomata.c: New file.
4120 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
4122 * sched-int.h: (curr_state): Add the external definition for
4123 automaton pipeline interface.
4124 (haifa_insn_data): Add comments for members blockage and units.
4126 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4127 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4128 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4129 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4130 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4131 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4132 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
4134 (TARGET_SCHED): Use the new macros.
4136 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
4137 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
4138 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
4139 dfa_bubble): New members in gcc_target.sched.
4141 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
4142 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
4143 (insn_queue): Redefine it as pointer to array.
4144 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
4146 (max_insn_queue_index_macro_value): New variable.
4147 (curr_state, dfa_state_size, ready_try): New varaibles for
4148 automaton interface.
4149 (ready_element, ready_remove, max_issue): New function prototypes
4150 for automaton interface.
4151 (choose_ready): New function prototype.
4152 (insn_unit, blockage_range): Add comments.
4153 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
4154 FUNCTION_UNITS_SIZE == 0.
4155 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
4156 actual_hazard, potential_hazard): Add comments.
4157 (insn_cost): Use cost -1 as undefined value. Remove
4158 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
4160 (ready_element, ready_remove): New functions for automaton
4162 (schedule_insn): Add new code for automaton pipeline interface.
4163 (queue_to_ready): Add new code for automaton pipeline interface.
4164 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
4165 (debug_ready_list): Print newline when the queue is empty.
4166 (max_issue): New function for automaton pipeline interface.
4167 (choose_ready): New function.
4168 (schedule_block): Add new code for automaton pipeline interface.
4169 Print ready list before scheduling each insn.
4170 (sched_init): Add new code for automaton pipeline interface.
4171 Initiate insn cost by -1.
4172 (sched_finish): Free the current automaton state and finalize
4173 automaton pipeline interface.
4175 * sched-rgn.c: Include target.h.
4176 (init_ready_list, new_ready, debug_dependencies): Add new code for
4177 automaton pipeline interface.
4179 * sched-vis.c: Include target.h.
4180 (get_visual_tbl_length): Add code for automaton interface.
4181 (target_units, print_block_visualization): Add comments.
4183 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
4184 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
4185 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
4186 (getruntime.o, genautomata.o): New entries.
4187 (genattrtab.o): Add new dependency file genattrtab.h.
4188 (genattrtab): Add new dependencies. Link it with `libm.a'.
4189 (getruntime.o, hashtab.o): New entries for canadian cross.
4191 * doc/md.texi: Description of automaton based model.
4193 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
4195 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4196 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4197 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4198 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4199 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4200 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4201 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
4203 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
4204 MAX_DFA_ISSUE_RATE): New macro descriptions.
4206 * doc/contrib.texi: Add dfa based scheduler contribution.
4208 * doc/gcc.texi: Add more information about genattrtab.
4210 2001-08-27 Diego Novillo <dnovillo@redhat.com>
4212 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
4215 2001-08-27 Richard Henderson <rth@redhat.com>
4217 * function.c (expand_function_end): Don't init arg_pointer_save_area.
4218 (get_arg_pointer_save_area): New. Create an init it here.
4219 (fix_lexical_addr): Use it.
4220 * function.h: Declare it.
4221 * builtins.c (expand_builtin_setjmp_receiver): Use it.
4222 * stmt.c (expand_nl_goto_receiver): Use it.
4224 2001-08-27 Richard Henderson <rth@redhat.com>
4226 * final.c (final_scan_insn): Don't enter APP_ON mode for
4229 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
4230 alignment for assemble_integer for DW_EH_PE_aligned.
4231 * except.c (output_function_exception_table): Likewise.
4233 2001-08-26 Andreas Jaeger <aj@suse.de>
4235 * c-tree.h: Add prototyp for c_sizeof_nowarn.
4237 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
4239 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
4241 2001-08-27 Alan Modra <amodra@bigpond.net.au>
4243 * config/rs6000/rs6000.c (mask_operand): Rewrite without
4245 (mask64_operand): Likewise.
4246 (rldic_operand): Delete.
4247 (includes_lshift64_p): Delete.
4248 (includes_rldic_lshift_p): New function.
4249 (includes_rldicr_lshift_p): New function.
4250 (print_operand): Don't call rldic_operand in case 'W'.
4251 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
4252 (includes_lshift64_p): Remove.
4253 (includes_rldic_lshift_p): Declare.
4254 (includes_rldicr_lshift_p): Declare.
4255 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
4256 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
4257 Replace match_operand rldic_operand predicate with
4258 const_int_operand. Replace includes_lshift64_p condition with
4259 includes_rldic_lshift_p.
4260 <ashldi3_internal 64 bit rldicr patterns>: New.
4262 2001-08-27 Andreas Jaeger <aj@suse.de>
4264 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4265 * errors.c: Likewise.
4266 * final.c: Likewise.
4267 * dwarf2asm.c: Likewise.
4268 * doprint.c (checkit): Likewise.
4269 * diagnostic.c: Likewise.
4270 * collect2.c: Likewise.
4271 * calls.c: Likewise.
4272 * c-semantics.c (build_stmt): Likewise.
4273 * c-format.c (status_warning): Likewise.
4274 * c-errors.c (pedwarn_c99): Likewise.
4275 * builtins.c (validate_arglist): Likewise.
4276 * config/pj/pj.c (pj_printf): Likewise.
4277 * fix-header.c: Likewise.
4279 * gcov.c (fnotice): Likewise.
4280 * gensupport.c (message_with_line): Likewise.
4281 * mips-tfile.c: Likewise.
4282 * protoize.c (notice): Likewise.
4283 * read-rtl.c (fatal_with_file_and_line): Likewise.
4284 * rtl-error.c: Likewise.
4285 * tradcpp.c: Likewise.
4287 * cp/tree.c (build_min_nt): Likewise.
4288 (build_min): Likewise.
4289 * cp/lex.c: Likewise.
4290 * cp/errfn.c: Likewise.
4291 * cp/rtti.c (create_pseudo_type_info): Likewise.
4293 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
4295 * df.c (df_uses_record): Return after recording all uses
4298 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
4300 * df.c (df_insn_modify): Realloc the INSN table here, if
4301 necessary, here, too.
4303 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
4305 * config/mips/mips.c (mips_function_value): Handle complex return
4308 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
4310 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
4312 * reload.c (make_memloc): Copy result if it is still
4313 reg_equiv_memory_loc[regno] on return.
4314 (subst_reloads) [ENABLE_CHECKING]: Check that none of
4315 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
4316 reg_equiv_mem are modified by the substitutions.
4318 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4320 * predict.c (expensive_function_p): New.
4321 * rtl.h (expensive_function_p): Declare.
4322 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
4323 (use_fast_prologue_epilogue): New static variable.
4324 (expand_prologue): Set it; emit short prologues if unset.
4325 (expand_epilogue): Likewise.
4327 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4329 * config.gcc: Add stormy16-*-elf case.
4330 * config/stormy16/stormy-abi: New file.
4331 * config/stormy16/stormy16-lib2.c: New file.
4332 * config/stormy16/stormy16-protos.h: New file.
4333 * config/stormy16/stormy16.c: New file.
4334 * config/stormy16/stormy16.h: New file.
4335 * config/stormy16/stormy16.md: New file.
4336 * config/stormy16/t-stormy16: New file.
4338 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4340 * i386.h (no-accumulate-outgoing-args): Use proper mask.
4342 2001-08-24 David Edelsohn <edelsohn@gnu.org>
4344 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
4345 descriptor members are pointer size, not constant 4.
4346 * config/rs6000/rs6000.md (define_splits): Remove more unused
4349 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4351 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
4353 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
4355 * cp/rtti.c (VPARAMS): Fix parameter.
4357 2001-08-24 Zack Weinberg <zackw@panix.com>
4359 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
4361 (mode_for_extraction): No need for #ifdefs. Add default-case abort
4363 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
4364 in if controlling use of insv.
4365 (extract_bit_field): Likewise, for extv and extzv.
4367 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4369 * i386.md (movcc peep2): Fix load of 0.
4371 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4373 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
4374 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
4376 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
4378 * c-pragma.h: Move weak_syms and weak_decls...
4379 * varasm.c: ...here. Now static.
4380 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
4381 depend on HANDLE_PRAGMA_WEAK.
4383 * c-common.c (c_alignof, c_alignof_expr): Move here...
4384 * c-typeck.c: ...from here.
4385 * c-tree.h, c-common.h: Adjust.
4387 2001-08-23 Bernd Schmidt <bernds@redhat.com>
4389 * config/ia64/ia64.c (rws_update): If !pred, set write_count
4390 instead of incrementing it.
4392 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
4393 asm ready, don't try to move them all into the same array element.
4395 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4397 * function.c (thread_prologue_and_epilogue_insns): Avoid
4398 fallthru flag on edge to exit.
4400 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
4402 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
4405 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4407 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
4408 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
4409 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
4412 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4414 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
4415 replace "GNU CC" with "GCC".
4417 2001-08-23 Richard Henderson <rth@redhat.com>
4419 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
4420 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
4421 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
4422 Need GR between FR and not GR_AND_FR.
4423 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
4424 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
4425 AR regs before GR regs.
4426 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
4427 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
4428 (REGISTER_MOVE_COST): Update.
4429 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
4431 2001-08-23 Richard Henderson <rth@redhat.com>
4433 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
4436 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4438 * reload1.c (emit_reload_insns): Don't look for notes
4439 on a NULL store_insn.
4441 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4443 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
4444 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
4445 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
4446 format specifier warnings.
4447 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
4449 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
4451 * config/i386/i386-protos.h: Correct declaration of
4452 i386_pe_asm_named_section.
4454 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
4456 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
4458 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4460 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4462 * cpperror.c (print_location): Don't show _Pragma.
4463 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
4464 and file change callback generation here.
4465 (stack_include_file): Update use of cpp_push_buffer.
4466 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
4467 (struct cpp_buffer): Remove type, pfile members.
4468 * cppinit.c (cpp_handle_option): Use free_chain.
4469 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
4470 (skip_escaped_newlines, get_effective_char, lex_percent): Take
4471 a cpp_reader rather than a cpp_buffer.
4472 (skip_escaped_newlines, get_effective_char, skip_block_comment,
4473 skip_line_comment, parse_string, lex_percent, lex_dot,
4474 _cpp_lex_token): Update accordingly.
4475 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
4477 (cpp_push_buffer): Update prototype.
4478 (run_directive): Update use of cpp_push_buffer.
4479 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
4480 handle_assertion): Update use of run_directive.
4481 * cpplib.h (enum cpp_buffer_type): Remove.
4482 (cpp_push_buffer): Update prototype.
4483 * fix-header.c (read_scan_file): Update.
4485 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4487 * gcc.c (struct prefix_list): Change prefix to const char *.
4489 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4491 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
4493 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
4495 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
4498 * jump.c (squeeze_notes): Take parms by reference. Handle END being
4501 * ifcvt.c (dead_or_predicable): Adjust.
4502 * loop.c (find_and_verify_loops): Adjust.
4503 * stmt.c (expand_end_case): Adjust.
4504 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
4505 head and end insn pointers in the basic block, not just local copies.
4506 (merge_blocks_move_predecessor_nojumps): Likewise.
4508 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
4510 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
4511 bitmap.h, builtin-types.def, builtins.c, builtins.def,
4512 c-aux-info.c, c-common.c, c-common.def, c-common.h,
4513 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
4514 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
4515 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
4516 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
4517 conditions.h, config.gcc, configure.frag, configure.in,
4518 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
4519 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
4520 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
4521 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
4522 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
4523 emit-rtl.c, errors.c, errors.h, except.c, except.h,
4524 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
4525 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
4526 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
4527 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
4528 gencheck.c, gencodes.c, genconfig.c, genemit.c,
4529 genextract.c, genflags.c, gengenrtl.c, genmultilib,
4530 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
4531 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
4532 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
4533 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
4534 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
4535 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
4536 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
4537 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
4538 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
4539 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
4540 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
4541 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
4542 params.h, predict.c, predict.def, predict.h, prefix.c,
4543 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
4544 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
4545 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
4546 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
4547 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
4548 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
4549 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
4550 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
4551 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
4552 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
4553 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
4554 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
4555 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
4556 xcoffout.h: replace "GNU CC" with "GCC".
4558 2001-08-21 Richard Henderson <rth@redhat.com>
4560 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
4561 (final_scan_insn): Consider jump tables data even if we have no
4562 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
4564 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
4565 (ASM_OUTPUT_CASE_END): Remove.
4566 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
4567 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
4568 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4570 2001-08-21 Richard Henderson <rth@redhat.com>
4572 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
4573 at barrier insns. Emit stop bits before barriers.
4575 * flow.c (flow_find_cross_jump): Don't consider unconditional
4576 return insns for commoning.
4578 * final.c (compute_alignments): Fix typo.
4580 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
4581 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
4582 (store_bit_field): Use mode_for_extraction more places.
4583 (extract_bit_field): Likewise.
4585 2001-08-21 Zack Weinberg <zackw@panix.com>
4587 * caller-save.c: Don't include insn-codes.h.
4588 (reg_save_code, reg_restore_code): Make arrays of int.
4589 All uses updated to match.
4590 (insert_save, insert_restore): No need to initialize "code"
4591 variable upon declaration.
4592 * Makefile.in: update dependencies; fix typo in clean rule.
4594 2001-08-21 Richard Henderson <rth@redhat.com>
4596 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
4597 (merge_if_block): Handle fallout from same.
4599 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4601 * builtins.c (type_to_class): Fix typo in last change.
4603 2001-08-21 Richard Henderson <rth@redhat.com>
4605 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
4606 ia64_asm_output_label.
4608 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
4609 copy of gp while the real gp register contains garbage.
4611 2001-08-21 Zack Weinberg <zackw@panix.com>
4613 * expmed.c (mode_for_extraction): New function.
4614 (store_bit_field, extract_bit_field): Use it.
4615 * expr.h: Prototype it and provide an enum for its first argument.
4617 * combine.c, function.c, recog.c: Don't include insn-codes.h.
4618 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
4619 and digging through the insn_data tables.
4620 * Makefile.in: Update dependencies.
4622 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4624 * cppfiles.c (stack_include_file): line-map.c now handles include
4626 (handle_missing_handler): Similarly.
4627 (_cpp_execute_include): Similarly.
4628 (_cpp_pop_file_buffer): Similarly.
4629 * cpphash.h (struct cpp_reader): Remove system_include_depth,
4630 buffer_stack_depth and include_depth.
4631 * cpplib.c (do_include_common): line-map.c now handles include depth.
4632 (cpp_push_buffer): Similarly.
4633 (_cpp_pop_buffer): Similarly.
4634 * cppmacro.c (builtin_macro): Update.
4635 * line-map.c (init_line_maps): Set depth.
4636 (add_line_map): Increment "used" earlier. Update and use the
4638 (trace_include): Use the include depth.
4639 * line-map.h (struct line_maps): New member depth.
4641 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4643 * cppfiles.c (stack_include_file): Don't handle -H here.
4644 * cppinit.c (cpp_start_read): Set include tracing after
4645 cpp_post_options and after stacking the main file.
4646 * line-map.c (trace_include): New.
4647 (init_line_maps, add_line_map): Update.
4648 * line-map.h (struct line_maps): New member trace_includes.
4650 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4652 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
4653 * cppfiles.c (stack_include_file): Only stack a file if there
4654 is something to do. Return a boolean indicating whether a
4655 buffer was stacked or not.
4656 (_cpp_execute_include): Similarly.
4657 (_cpp_read_file): Similarly.
4658 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
4660 2001-08-21 Sam Steingold <sds@gnu.org>
4662 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
4663 (RECACHE): keep obufp_before_macroname up to date
4665 2001-08-21 Zack Weinberg <zackw@panix.com>
4667 * stmt.c: Don't include insn-codes.h.
4668 (expand_end_case): Machine specific logic moved to expr.c.
4669 No need to worry about __builtin_classify_type.
4670 (check_for_full_enumeration_handling, emit_case_nodes):
4673 * builtins.o (expand_builtin_classify_type): Split up so code
4674 can be shared with fold_builtin_classify_type.
4675 (type_to_class, fold_builtin_classify_type): New functions.
4676 (fold_builtins): Handle __builtin_classify_type.
4678 * expr.c (do_tablejump): Now static.
4679 (case_values_threshold, try_casesi, try_tablejump): New;
4680 code mostly from stmt.c (expand_end_case).
4681 (expr.h): Update prototypes.
4683 * Makefile.in (stmt.o): Update dependencies.
4685 2001-08-21 Will Cohen <wcohen@redhat.com>
4687 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
4688 declaration of variable i.
4689 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
4690 declaration of variable i.
4692 2001-08-21 Richard Henderson <rth@redhat.com>
4694 * crtstuff.c: Fix thinko last change. Move list tails to start
4695 of CRT_END section. Tidy ifdefs.
4696 (__EH_FRAME_BEGIN__): Always static for ELF.
4697 (__do_global_ctors_1): Rename from __frame_dummy.
4698 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
4699 name change; don't hide __EH_FRAME_BEGIN__.
4701 2001-08-21 Richard Henderson <rth@redhat.com>
4703 * gdbinit.in: Move break on exit after break on fancy_abort.
4705 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
4708 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4710 * cpphash.h (_cpp_push_next_buffer): New.
4711 * cppinit.c (do_includes): Remove.
4712 (push_include, free_chain, _cpp_push_next_buffer): New.
4713 (cpp_start_read): Use them to rework command line option handling.
4714 (cpp_handle_option): Combine handling of -include and -imacros.
4715 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
4716 appropriate. Always insert missing \n at EOF.
4717 * cpplib.c (start_directive): Get the directive position right.
4718 * cppmain.c (cb_file_change): Always print the first line, unless
4721 2001-08-20 Andreas Jaeger <aj@suse.de>
4723 * profile.c (compute_branch_probabilities): Remove extra new-line
4725 * flow.c (verify_flow_info): Likewise.
4727 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4729 * basic-block.h (basic_block): Add new field 'flags'.
4730 (BB_REACHABLE): Define.
4731 (expunge_block): Declare.
4732 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
4733 (EXIT_BLOCK_PTR): Ditto.
4734 (expunge_block): Remove static declaration.
4735 (cleanup_cfg): Clear bb->aux on every basic block.
4736 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
4737 computing reachability.
4738 (delete_unreachable_blocks): Delete block b if b->flags has
4741 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4743 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
4745 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4747 * sparc.c (sparc_variable_issue): Fix typo in last change.
4749 2001-08-20 Richard Henderson <rth@redhat.com>
4751 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
4753 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
4755 * pa.h (RETURN_IN_MEMORY): Improve comment.
4757 2001-08-20 Janis Johnson <janis187@us.ibm.com>
4759 * doc/invoke.texi (Profiling options): Clarify the interactions
4760 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
4762 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
4764 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
4767 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4769 * gcc.c (make_relative_prefix): Allocate a sufficiently large
4772 2001-08-20 Richard Henderson <rth@redhat.com>
4774 * final.c (end_final): Fix typo last change.
4776 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
4778 * cppinit.c (init_standard_includes): The returned buffer
4779 is already malloc-ed.
4780 * gcc.c (add_prefix): Similarly.
4781 * prefix.c (translate_name): Update to support clear buffer
4783 (update_path): Similarly. Be sure to free any newly allocated
4784 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
4786 * prefix.h (update_path): Update prototype and document.
4787 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
4788 up and update to new buffer ownership rules.
4789 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
4791 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4793 * final.c (compute_alignments): New function.
4794 (init_insn_lengths): Do not care label_align.
4795 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
4796 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
4797 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
4798 (shorted_branches): Realloc label_align array; do
4799 not call init_insn_lengths; Do not care about loop alignments.
4800 * output.h (compute_alignments): Declare.
4801 * toplev.c (rest_of_compilation): Call compute_alignments.
4802 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
4804 * predict.c (block_info_def): Add npredecesors, remove nvisited;
4805 change visited to tovisit.
4806 (propagate_freq): Use faster traversing algorithm.
4807 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
4808 to tovisit; reverse meaning.
4810 * predict.c (struct block_info_def): Remove nvisited.
4811 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4812 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4814 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
4816 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
4817 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
4818 (TARGET_FUSED_MADD): New.
4819 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
4820 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
4821 the multiply-add instructions.
4823 2001-08-19 Richard Henderson <rth@redhat.com>
4825 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
4826 is aligned to pointer size.
4828 2001-08-19 Richard Henderson <rth@redhat.com>
4830 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
4831 display markers during final schedule.
4833 2001-08-19 Richard Henderson <rth@redhat.com>
4835 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
4837 2001-08-19 Richard Henderson <rth@redhat.com>
4839 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
4841 (ASM_NAME_TO_STRING): Remove.
4842 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
4843 in the same string. Remove support for expressions.
4845 2001-08-19 Richard Henderson <rth@redhat.com>
4847 * config/i386/i386.md (tablejump): Make an expander; handle
4848 pic relative addressing here.
4849 (tablejump_1): Rename from tablejump_pic.
4852 2001-08-19 Richard Henderson <rth@redhat.com>
4854 * regclass.c (fix_register): Fix typo.
4856 2001-08-18 Richard Henderson <rth@redhat.com>
4858 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
4859 (struct _Unwind_Context): Expand br_loc to hold it.
4860 (uw_frame_state_for): Handle leaf functions better.
4861 (uw_update_reg_address): Update for br_loc change.
4863 2001-08-18 Richard Henderson <rth@redhat.com>
4865 * crtstuff.c: Move list heads before code that uses them.
4866 (__JCR_LIST__): Remove initial null.
4867 (frame_dummy, __frame_dummy): Do java registration here ...
4868 (__do_global_ctors_aux): ... not here.
4870 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
4871 (__do_global_dtors_aux): Update to match.
4872 (__JCR_LIST__, __do_jv_register_classes): New.
4874 * config/ia64/crtend.asm (__JCR_END__): New.
4875 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
4876 instead of an indirect LTOFF22 reloc.
4878 2001-08-18 Richard Henderson <rth@redhat.com>
4880 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
4881 * regclass.c (init_reg_sets_1): Fix typo.
4882 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
4883 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
4884 (ia64_compute_frame_size): Make ar.unat live when in use.
4885 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
4886 for ar.pfs; remove ar.unat handling.
4887 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
4889 (PREDICATE_CODES): Add ar_pfs_reg_operand.
4890 * config/ia64/ia64-protos.h: Update decls.
4891 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
4892 (sibcall_pic): Likewise.
4894 2001-08-18 Richard Henderson <rth@redhat.com>
4896 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
4897 pred_rel_mutex when searching for insn_group_barrier.
4898 * config/ia64/ia64.md (cycle_display): Combine the expander
4901 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
4902 bit before asm as needed.
4904 2001-08-18 Richard Henderson <rth@redhat.com>
4906 * timevar.def (TV_MACH_DEP): New.
4907 * toplev.c (rest_of_compilation): Use it.
4908 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
4910 2001-08-18 Zack Weinberg <zackw@panix.com>
4912 * unwind-dw2.c (execute_stack_op): Add default aborts to
4913 the inner switches to prevent warnings.
4915 2001-08-18 Richard Henderson <rth@redhat.com>
4917 * timevar.h (struct timevar_time_def): Change element type to float.
4918 (ticks_to_msec, clocks_to_msec): Likewise.
4919 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
4920 (get_time): Likewise.
4921 (timevar_print): Adjust zero check and printing to match.
4923 2001-08-18 Zack Weinberg <zackw@panix.com>
4925 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
4926 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
4927 Eliminate overfull or underfull hboxes.
4929 2001-08-18 Zack Weinberg <zackw@panix.com>
4931 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4933 2001-08-18 Zack Weinberg <zackw@panix.com>
4935 * haifa-sched.c: Convert to target hooks. Macros replaced
4936 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
4937 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
4938 MD_SCHED_FINISH, and HAVE_cycle_display.
4939 * target-def.h (TARGET_SCHED_ADJUST_COST,
4940 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
4941 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
4942 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
4943 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
4944 New hook #defines to be overridden.
4945 (TARGET_SCHED): Bring them all together.
4946 (TARGET_INITIALIZER): Update.
4947 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
4948 instead of 'struct rtx_def *' throughout.
4949 (struct sched): New set of hooks for the scheduler.
4950 * Makefile.in (haifa-sched.o): Depend on target.h.
4951 * doc/tm.texi: Document the new scheduler hooks, together in
4952 their own section, instead of scattered around.
4953 Fix a bunch of underfull/overfull hboxes.
4955 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
4956 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
4957 sparc.h: Don't define any of the old scheduler macros.
4959 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
4960 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
4961 sparc.c: Create hook functions from code extracted from
4962 corresponding target header, or make existing hooks static, as
4963 appropriate. Set the appropriate entries in targetm.
4965 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
4966 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
4967 rs6000-protos.h, s390-protos.h, sparc-protos.h:
4968 Remove prototypes for functions which are now static.
4970 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
4971 related gunk; the Haifa scheduler is now the only choice.
4973 2001-08-18 Zack Weinberg <zackw@panix.com>
4975 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
4976 * genopinit.c: Put floating point divide insns in sdiv_optab.
4977 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
4978 * config/gofast.h, config/c4x/c4x.h,
4979 config/ia64/hpux_longdouble.h, config/mips/mips.h,
4980 config/pa/long_double.h, config/rs6000/sysv4.h,
4981 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
4982 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
4983 (init_optabs): Use init_optabv for overflow-trapping optabs.
4984 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
4985 cmp_optab RTX codes so have_insn_for can find them.
4987 * optabs.c (expand_simple_binop, expand_simple_unop,
4988 have_insn_for, gen_sub3_insn): New interfaces.
4989 * expr.h: Prototype new functions.
4990 (enum optab_methods): Move here from optabs.h.
4992 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
4993 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
4994 Use new functions instead of working directly with optabs.
4995 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
4996 unroll.c: Don't include optabs.h.
4997 * caller-save.c, combine.c, function.c, stmt.c: Just include
4998 insn-codes.h, not optabs.h.
4999 * Makefile.in: Update dependencies.
5001 * combine.c (make_compound_operation, simplify_comparison):
5002 Fix typos testing for this or that instruction.
5004 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5006 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
5007 generating libgcc.a.
5009 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5011 * except.c (TYPE_HASH): Delete.
5013 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
5016 * tree.c (TYPE_HASH): Delete.
5018 * tree.h (TYPE_HASH): Define.
5020 2001-08-18 Graham Stott <grahams@redhat.com>
5022 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
5024 (adddi3_internal_2+2): Likewise.
5025 (eh_set_lr_di+1): Likewise.
5027 2001-08-17 Richard Henderson <rth@redhat.com>
5029 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5030 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
5031 * dwarf2asm.c: ... here.
5032 * dwarfout.c: Remove them.
5034 * varasm.c (assemble_integer): Add align parameter.
5035 (assemble_real, output_constant, output_constructor): Likewise.
5036 * output.h: Update decls.
5037 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
5038 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
5039 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
5040 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
5041 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
5044 * final.c (end_final): Abort profile block generation if we
5045 havn't layed it out properly.
5046 * output.h (assemble_eh_integer): Remove stale decl.
5047 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
5049 (assemble_integer): Handle unaligned data.
5050 (assemble_real): Abort on unaligned data.
5051 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
5053 (default_dtor_section_asm_out_destructor): Use assemble_align.
5054 (default_named_section_asm_out_constructor): Likewise.
5055 (default_ctor_section_asm_out_constructor): Likewise.
5056 * config/darwin.c (machopic_asm_out_constructor): Likewise.
5057 (machopic_asm_out_destructor): Likewise.
5058 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
5059 (nextstep_asm_out_destructor): Likewise.
5060 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
5061 (vms_asm_out_destructor): Likewise.
5063 2001-08-17 Richard Henderson <rth@redhat.com>
5065 * config/mips/iris6.h (TARGET_IRIX6): New.
5066 (current_section_name, current_section_flags): New.
5067 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
5068 (MAX_OFILE_ALIGNMENT): New.
5069 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
5070 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
5071 (copy_file_data): Split out from
5072 (mips_asm_file_end): ... here.
5073 (mips_asm_file_start): Remove extra .section directive. Use
5074 tmpfile instead of mips_make_temp_file.
5075 (mips_unique_section): Use const char * as needed for warnings.
5076 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
5077 re-add align parameter.
5078 (iris6_asm_named_section): New.
5079 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
5080 (iris6_asm_output_align, iris6_section_align_1): New.
5081 (iris6_asm_file_start, iris6_asm_file_end): New.
5082 * config/mips/mips-protos.h: Update decls.
5084 2001-08-17 Janis Johnson <janis187@us.ibm.com>
5086 * doc/install.texi (Install GCC): Add links to build status pages.
5088 (Final install): Ditto; request updates for specific info
5090 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
5092 * cpperror.c (print_location): Don't take a file name; use the
5094 (_cpp_begin_message): Similarly.
5095 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5096 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5097 (cpp_pedwarn_with_file_and_line): Remove.
5098 * cppfiles.c (stack_include_file): Update; set filename to stdin
5099 here when appropriate.
5100 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
5101 (_cpp_begin_message): Don't take a file name.
5102 * cppinit.c: Add comment.
5103 * cpplex.c: Fix end-of-directive indicator.
5104 * cpplib.c: Don't include intl.h.
5105 (run_directive, do_diagnostic): Update.
5106 (do_line): Update to not use nominal_fname.
5107 (cpp_push_buffer): Don't take a filename.
5108 * cpplib.h (struct ht): Remove.
5109 (cpp_push_buffer): Don't take a filename.
5110 (cpp_pedwarn_with_file_and_line): Remove.
5111 * cppmacro.c (struct cpp_macro): Remove file.
5112 (builtin_macro): Update.
5113 (_cpp_create_definition): Update.
5114 * cppmain.c: Correct comment.
5115 * fix-header.c (read_scan_file): Update.
5117 2001-08-17 Kazu Hirata <kazu@hxi.com>
5119 * sbitmap.c: Fix comment formatting.
5120 * sched-deps.c: Likewise.
5121 * sibcall.c: Likewise.
5122 * simplify-rtx.c: Likewise.
5124 * ssa-ccp.c: Likewise.
5125 * stor-layout.c: Likewise.
5126 * timevar.c: Likewise.
5127 * toplev.c: Likewise.
5128 * unwind-dw2.c: Likewise.
5129 * unwind-dw2-fde.c: Likewise.
5130 * varasm.c: Likewise.
5132 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5134 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
5135 or larger than an integer in memory.
5137 2001-08-17 Zack Weinberg <zackw@panix.com>
5139 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
5140 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
5141 * rtl.h: Don't forward-declare union tree_node here. Don't
5142 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
5143 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
5144 and tree respectively.
5145 * tree.h: Don't forward-declare struct rtx_def here. Don't
5146 typedef tree here. Change all uses of struct rtx_def *,
5147 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
5148 and tree respectively.
5150 2001-08-17 Richard Henderson <rth@redhat.com>
5152 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
5153 config/mips/openbsd.h: Fix typos last change.
5155 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5157 * doc/invoke.texi (Optimize Options): The default for
5158 -finline-limit is 600.
5160 2001-08-17 Richard Henderson <rth@redhat.com>
5162 * varasm.c (text_section): Allow TEXT_SECTION to override the
5163 printing of TEXT_SECTION_ASM_OP.
5164 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
5165 (DATA_SECTION, BSS_SECTION): Remove.
5166 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
5167 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
5168 Rename from s/_NAME//.
5169 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
5170 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
5171 (TEXT_SECTION): ... here. New.
5172 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
5173 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
5174 * config/mips/openbsd.h: Likewise.
5175 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
5176 (mips_asm_file_end): Likewise test.
5177 (mips_output_function_epilogue): Likewise. Switch back to data
5178 section after emitting the function.
5180 * doc/tm.texi (Sections): Document TEXT_SECTION.
5182 2001-08-17 Richard Henderson <rth@redhat.com>
5184 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
5185 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
5187 2001-08-17 Richard Henderson <rth@redhat.com>
5189 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
5190 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
5191 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
5192 Add aligned attribute.
5194 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
5196 * config/sh/sh.md: Add modes to unspecs in first insn to match
5197 those in the second.
5199 * Makefile.in: Fix collect2 copy for Cygwin.
5201 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
5203 Install the proper patch.
5204 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5205 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5206 (expand_function_start): Likewise.
5207 * stmt.c (expand_decl): Likewise.
5208 * varasm.c (make_decl_rtx): Likewise.
5210 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5212 * final.c: Undo my previous accidental checkin.
5213 * output.h: Likewise.
5214 * tm.texi: Likewise.
5216 2001-08-16 Richard Henderson <rth@redhat.com>
5218 * varasm.c (named_section_flags): Remove align parameter.
5219 * varasm.c, dwarf2out.c: Update all callers.
5220 * output.h: Update prototypes.
5222 * target.h (target.asm_out.named_section): Remove align parameter.
5223 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
5224 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
5225 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
5226 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
5227 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
5229 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
5230 (get_named_section_flags, set_named_section_flags): New.
5231 (named_section_flags): Use them.
5232 (named_section): Do decl vs section flags check here...
5233 (default_section_type_flags): ... not here.
5234 (init_varasm_once): Create in_named_htab.
5235 (resolve_unique_section): Mark reloc unused.
5237 2001-08-16 Richard Henderson <rth@redhat.com>
5239 * varasm.c (force_const_mem): Keep pool alignment in bits.
5240 (output_constant_pool): Use assemble_align.
5242 2001-08-16 Zack Weinberg <zackw@panix.com>
5244 * doc/tm.texi: Remove extra @table command.
5246 2001-08-16 Zack Weinberg <zackw@panix.com>
5248 * final.c (shorten_branches): Clear the end of the label_align
5249 array only if we made it larger. Break up messy expressions
5252 * diagnostic.c (internal_error): Check for error recursion
5253 before doing ICE suppression.
5255 * timevar.c: Timing variables now count in milliseconds.
5256 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
5257 (get_time): Not here.
5258 (timevar_print): Don't print any timer whose user, cpu, and
5259 wall times are all zero as displayed.
5260 * timevar.h: Update comment aboout units. Make timevar
5263 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5265 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5266 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5267 (expand_function_start): Likewise.
5268 * stmt.c (expand_decl): Likewise.
5269 * varasm.c (make_decl_rtx): Likewise.
5271 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
5273 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
5274 (finalize_record_size): Don't set TYPE_USER_ALIGN.
5276 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5278 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
5281 2001-08-16 Andreas Jaeger <aj@suse.de>
5283 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
5286 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
5288 * rtl.h (only_sets_cc0_p): New prototype.
5289 * jump.c (sets_cc0_p): Handle INSN.
5290 (only_sets_cc0_p): New function.
5291 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
5292 (tidy_fallthru_edge): Likewise.
5293 * integrate.c (copy_insn_list): Likewise.
5294 * unroll.c (unroll_loop): Likewise.
5295 (copy_loop_body): Likewise.
5297 2001-08-15 Jason Eckhardt <jle@redhat.com>
5299 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
5301 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5303 * predict.c (struct block_info_def): Remove nvisited.
5304 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5305 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5307 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
5308 (ix86_adjust_cost): Teach scheduler that latency to load operand can
5311 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
5313 * predict.def: Update hitrates.
5315 2001-08-15 Richard Henderson <rth@redhat.com>
5317 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
5319 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
5321 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
5322 note from its associated jump.
5324 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5326 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
5327 also on 64-bit s390x targets.
5329 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
5331 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
5333 (arm_expand_prologue): Handled nested functions which take a
5334 variable argument list.
5335 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
5336 macro with an invocation of
5337 arm_compute_initial_elimination_offset.
5338 * config/arm/arm-protos.h: Prototype
5339 arm_compute_initial_elimination_offset.
5341 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5343 * doc/install.texi (Specific, avr): Fix markup.
5344 (Specific, c4x): Ditto.
5346 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5348 * predict.c (dump_prediction): Change `bool' parameter to `int'.
5350 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
5352 * Makefile.in (OBJS): Add rtl-error.o
5353 (rtl-error.o): New rule.
5354 (diagnostic.o): Adjust dependency.
5355 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
5356 error_for_asm, _fatal_insn, _fatal_insn_not_found,
5357 warning_for_asm): Move to...
5358 rtl-error.c: ...here. New file.
5360 2001-08-14 Richard Henderson <rth@redhat.com>
5362 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
5363 if USING_SJLJ_EXCEPTIONS.
5365 2001-08-14 Steve Ellcey <sje@cup.hp.com>
5367 * tlink.c (scan_linker_output): Check string for unsatisfied in
5368 addition to undefined and unresolved.
5370 2001-08-14 Graham Stott <grahams@redhat.com>
5372 * libgcc2.c (*): Replace EH_FRAME_SECTION with
5373 EH_FRAME_SECTION_NAME.
5375 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5377 * genattrtab.c (simplify_test_exp_in_temp): New function.
5378 (simplify_test_exp): Avoid explicit use of temporary obstack.
5379 (simplify_cond, insert_right_side, evaluate_eq_attr,
5380 simplify_and_tree, simplify_or_tree, eliminate_known_true):
5381 Use simplify_test_exp_in_temp.
5382 (optimize_attrs): Iterate until expression stabilizes.
5384 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
5386 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
5387 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
5389 2001-08-13 Richard Henderson <rth@redhat.com>
5391 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
5392 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
5393 * config/arm/conix-elf.h: Likewise.
5395 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5397 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
5399 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5401 * gcse.c (hash_scan_set): Expressions that are set as part of
5402 jump instructions are not available.
5404 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5406 * config/s390/s390.c (print_operand, s390_function_prologue,
5407 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
5409 2001-08-13 Richard Henderson <rth@redhat.com>
5411 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
5412 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
5413 * doc/tm.texi (Exception Region Output): Document it.
5415 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5417 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
5418 DWARF2 instead of stabs by default.
5420 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5422 * config/rs6000/rs6000.c: Include optabs.h.
5424 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5426 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
5427 save/restore routines.
5428 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
5430 2001-08-13 Andreas Jaeger <aj@suse.de>
5432 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
5433 the english is correct.
5435 2001-08-13 Zack Weinberg <zackw@panix.com>
5437 * expr.h: Split out optab- and libfunc-related code to...
5438 * optabs.h, libfuncs.h: ... these new headers.
5440 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
5442 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
5444 * mkconfig.sh: Don't include insn-codes.h from config.h.
5446 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
5447 enum insn_code is available. Move reload_in_optab and
5448 reload_out_optab array declarations to optabs.h.
5449 * regmove.c (gen_add3_insn): Move to optabs.c, export from
5450 there, prototype in expr.h.
5451 * gencodes.c: Cleanup: zap global variables, don't use
5452 printf where puts will do, don't bother defining MAX_INSN_CODE
5453 which nothing uses, let CODE_FOR_nothing get its value implicitly.
5455 * genemit.c, genopinit.c: Include optabs.h in generated file.
5456 * genoutput.c: Include insn-codes.h in generated file.
5457 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
5458 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
5459 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
5460 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
5461 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
5462 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
5464 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
5465 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
5466 config/m88k/m88k.c, config/sparc/sparc.c:
5468 * reload.c: Include expr.h and optabs.h before reload.h.
5469 * config/alpha/alpha.c: Include tree.h before reload.h.
5470 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
5471 and reload.h in that order.
5472 * config/sparc/sparc.c: Include debug.h.
5473 * recog.c: Include insn-codes.h.
5475 2001-08-13 Andreas Jaeger <aj@suse.de>
5477 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
5480 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
5482 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
5483 * gcc.c (init_spec): Fix typo in comment.
5484 * varasm.c (data_section): Fix typo in comment.
5486 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
5488 * predict.c (dump_prediction): New argument "USED".
5489 (combine_predictions_for_insn): Determine the used heuristics,
5490 output the case no heuristic applied.
5491 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
5493 2001-08-13 Andreas Jaeger <aj@suse.de>
5495 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
5498 2001-08-13 Kazu Hirata <kazu@hxi.com>
5500 * jump.c: Fix formatting.
5502 2001-08-13 Kazu Hirata <kazu@hxi.com>
5504 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
5507 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
5509 * loop.c (check_dbra_loop): Use condjump_label to compute
5512 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
5513 to better document the files they're in.
5515 2001-08-12 Zack Weinberg <zackw@panix.com>
5517 * recog.h (struct insn_operand_data): Shrink 'mode' field
5520 2001-08-12 Kazu Hirata <kazu@hxi.com>
5522 * gcc.c: Fix comment formatting.
5523 * gccspec.c: Likewise.
5526 * genemit.c: Likewise.
5527 * gengenrtl.c: Likewise.
5528 * genrecog.c: Likewise.
5529 * gensupport.c: Likewise.
5530 * ggc-page.c: Likewise.
5531 * global.c: Likewise.
5532 * graph.c: Likewise.
5533 * ifcvt.c: Likewise.
5534 * integrate.c: Likewise.
5536 * libgcc2.c: Likewise.
5538 * mbchar.c: Likewise.
5539 * optabs.c: Likewise.
5540 * predict.c: Likewise.
5541 * prefix.c: Likewise.
5542 * profile.c: Likewise.
5543 * protoize.c: Likewise.
5545 * recog.c: Likewise.
5546 * regclass.c: Likewise.
5547 * regmove.c: Likewise.
5548 * reg-stack.c: Likewise.
5549 * reload1.c: Likewise.
5550 * resource.c: Likewise.
5551 * rtlanal.c: Likewise.
5554 2001-08-12 Kazu Hirata <kazu@hxi.com>
5556 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
5557 a tree representing a constant is passed to the macro.
5559 2001-08-12 Richard Henderson <rth@redhat.com>
5561 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
5562 (rs6000_elf_asm_out_destructor): New.
5563 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
5564 (DTORS_SECTION_ASM_OP): Remove.
5565 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5566 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
5568 2001-08-12 David Edelsohn <edelsohn@gnu.org>
5571 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5572 * gcc.c (set_collect_gcc_options): New function, split out from
5574 Ignore elided switches.
5575 (do_spec_1): Invoke before executing command.
5576 (set_input): Export.
5577 Move declaration ...
5578 * gcc.h (set_input): ... here.
5579 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5582 2001-08-12 Richard Henderson <rth@redhat.com>
5584 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
5585 thinko wrt TARGET_RELOCATABLE.
5587 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
5589 * fix-header.c (cb_file_change): Update prototype.
5591 2001-08-11 Zack Weinberg <zackw@panix.com>
5593 * toplev.c (set_float_handler): Make static.
5594 * toplev.h: Don't prototype set_float_handler.
5596 * simplify-rtx.c: Don't include setjmp.h.
5597 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
5599 (simplify_unary_operation, simplify_binary_operation): Use them,
5600 via do_float_handler.
5602 * fold-const.c: Don't include setjmp.h.
5603 (exact_real_inverse_1): New function.
5604 (exact_real_inverse): Use it, via do_float_handler.
5606 * varasm.c: Don't include setjmp.h.
5607 (assemble_real_1): New function.
5608 (assemble_real): Use it, via do_float_handler.
5609 Call internal_error if we get a trap here.
5611 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
5612 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
5614 2001-08-11 Zack Weinberg <zackw@panix.com>
5616 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
5617 STACK_BOUNDARY if not already defined.
5619 * calls.c, function.c, reload1.c, explow.c: Don't default
5620 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
5621 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
5623 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
5626 * doc/tm.texi: Document that STACK_BOUNDARY is required;
5627 clarify difference between it and PREFERRED_STACK_BOUNDARY.
5629 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5631 * cppmacro.c (enter_macro_context): Push macro expansions even
5634 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5636 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
5637 (rs6000_elf_section_type_flags): Actually return a value.
5639 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5641 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
5642 Clean up code: add missing comments and prototypes, fix warnings,
5643 remove obsolete code, fix spacing to conform to coding style.
5645 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5647 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
5648 and TARGET_ASM_CLOSE_PAREN.
5649 (regclass_map): CC register belongs to class NO_REGS.
5650 (legitimize_pic_address): Don't generate unnecessary moves
5651 (to avoid confusing loop optimization).
5652 (check_and_change_labels): Replace jump_long by indirect_jump.
5653 (s390_final_chunkify): Don't start a new literal pool on section
5654 switch in 64-bit code.
5655 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
5657 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
5658 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
5659 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
5661 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
5662 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
5663 (CONST_COSTS): Fixed incorrect costs.
5665 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
5666 Use emit_jump instead of emit_jump_insn (gen_jump).
5667 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
5668 (to avoid confusing flow analysis).
5669 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
5670 (casesi, casesi_jump): New.
5671 (jump_long): Removed. Functionality merged into indirect_jump.
5672 (indirect_jump): Accept address_operand, not just register_operand.
5673 (cjump_long, icjump_long): Use same logic as indirect_jump.
5674 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
5675 Fixed broken setjmp/longjmp handling.
5676 (do_builtin_setjmp_setup): Removed.
5678 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
5679 broken GNU as versions that don't accept .quad with large
5680 negative values. Use hexadecimal output instead.
5681 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
5682 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
5683 FUNCTION_EPILOGUE): Removed. Now in targetm.
5685 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
5687 * config/s390/fixdfdi.h: Add missing copyright statement.
5688 Fix type conflicts on 64-bit. Add missing SFmode routines.
5690 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
5693 2001-08-11 Richard Henderson <rth@redhat.com>
5695 * rtl.h (REG_EH_RETHROW): Remove.
5696 * rtl.c (reg_note_name): Update.
5697 * combine.c (distribute_notes): Don't check for it.
5699 2001-08-11 Richard Henderson <rth@redhat.com>
5701 * combine.c (distribute_notes): Place REG_SETJMP.
5703 2001-08-11 Richard Henderson <rth@redhat.com>
5705 * doc/extend.texi (Arrays and pointers implementation): Discourage
5706 relying on sign-extension of pointers.
5708 2001-08-11 H.J. Lu <hjl@gnu.org>
5710 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
5712 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
5713 RDATA_SECTION_ASM_OP.
5715 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5717 * doc/install.texi (Specific, c4x): Fix cross-reference to the
5718 main manual to work both for info and HTML versions.
5720 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5721 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5723 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
5724 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
5725 (struct cpp_pool): New member first.
5726 * cppinit.c (append_include_chain): Plug memory leaks.
5727 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
5728 Allocate pragma structures from the (aligned) macro pool to
5729 avoid leaking memory.
5730 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
5731 so we don't leak memory.
5732 * hashtable.c (ht_destroy): New.
5733 * hashtable.h (ht_destroy): New.
5735 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5736 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5738 * c-lex.c (map): Make const.
5739 (cb_file_change): Update for callback passing a line map.
5740 Don't assume we have a previous map. Remove sanity check
5741 about popping too many files.
5742 * cpperror.c (print_location): Make map const.
5743 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
5744 (cpp_make_system_header): Similarly.
5745 (search_from): Similarly.
5746 (_cpp_execute_include): Don't remember where we came from.
5747 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
5748 (struct cpp_reader): Make map const.
5749 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
5750 * cpplib.c (do_line): Update; line maps now hold sysp.
5751 (cpp_push_buffer): Similarly.
5752 (_cpp_do_file_change): Similarly; callback with map instead.
5753 (cpp_get_line_maps): Constify return value.
5754 (_cpp_pop_buffer): Update.
5755 * cpplib.h (struct cpp_file_change): Remove.
5756 (struct cpp_callbacks): Update.
5757 (cpp_get_line_maps): Constify return value.
5758 * cppmacro.c (_cpp_create_definition): Update.
5759 * cppmain.c (struct printer): Constify map.
5760 (maybe_print_line): Similarly.
5761 (print_line): Similarly. Deduce flags 1 and 2 here.
5762 (cb_file_change): Update.
5763 * line-map.c (free_line_maps): Warn regardless.
5764 (add_line_map): Return pointer to const. When passed NULL to_file
5765 with LC_LEAVE, use the obvious values for the return point so the
5766 caller doesn't have to figure them out.
5767 (lookup_line): Return pointer to const.
5768 (print_containing_files): Take pointer to const.
5769 * line-map.h (struct line_map): New members reason, sysp.
5770 (add_line_map): Return pointer to const.
5771 (lookup_line): Similarly.
5772 (print_containing_files): Take pointer to const.
5774 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
5775 Richard Henderson <rth@redhat.com>
5777 * regmove.c (regmove_optimize): Avoid setting a register twice in
5780 2001-08-10 Richard Henderson <rth@redhat.com>
5782 * doc/extend.texi (Arrays and pointers implementation): Document
5783 behavior of pointer/integer conversion.
5785 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
5787 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
5789 2001-08-10 Richard Henderson <rth@redhat.com>
5791 * doc/extend.texi (C Implementation): New chapter.
5792 * doc/gcc.texi (Top): Link it in.
5794 2001-08-10 Andrew Cagney <ac131313@redhat.com>
5796 * doc/install.texi (Specific): Fix CVS merge botch.
5798 2001-08-10 Richard Henderson <rth@redhat.com>
5800 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
5801 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
5803 2001-08-10 Zack Weinberg <zackw@stanford.edu>
5805 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
5806 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
5807 this macro is now required.
5809 * cselib.c (cselib_process_insn), flow.c (propagate_block),
5810 loop.c (find_and_verify_loops), reload.c (reload): Check
5811 for rtx code of CALL_INSN, not CALL, when deciding if we
5812 need to check for REG_SETJMP note.
5814 * gcse.c (compute_hash_table, compute_store_table): Update
5815 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
5818 * config/avr/avr.c: Fix typo.
5819 * config/convex/convex.c (expand_movstr): Use adjust_address.
5820 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
5822 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
5823 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
5825 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
5826 Do define STACK_BOUNDARY.
5827 * config/i370/i370.c: Include expr.h.
5828 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
5829 config/pa/som.h, config/v850/v850.h: Take in_ctors and
5830 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
5831 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
5832 * config/m88k/m88k.c: Include c-tree.h after expr.h.
5833 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
5834 * config/romp/romp.c: Include expr.h after tree.h.
5836 (output_fpop): Use xmalloc, not oballoc.
5837 * config/we32k/we32k.c: Include expr.h.
5839 2001-08-10 Kazu Hirata <kazu@hxi.com>
5841 * config/h8300/h8300.h: Fix formatting.
5843 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5845 * c-common.h (RETURN_NULLIFIED_P): Lose.
5846 * c-semantics.c (genrtl_return_stmt): Don't check it.
5848 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5850 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
5851 (mips_annotate_frame_insn): New function.
5852 (mips_emit_frame_related_store): New function.
5853 (save_restore_insns): Don't mark instructions that set up the base
5854 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
5855 the store instructions instead.
5856 (mips_expand_prologue): If the stack size is moved into a temporary
5857 register, do not mark that move as frame-related. Add a
5858 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
5860 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5862 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
5863 stack slot as unchanging if current_function_calls_eh_return.
5865 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5867 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
5868 access the second half of the TFmode scratch operand.
5870 2001-08-10 Anthony Green <green@redhat.com>
5872 * java/class.c (emit_register_classes): Conditionalize code on
5875 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5877 * doc/install.texi (Specific, avr): Fix cross-reference to the
5878 main manual to work both for info and HTML versions.
5880 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5882 * stmt.c (expand_null_return_1): Remove code to generate simple returns
5883 and "use_goto" argument.
5884 (expand_null_return, expand_value_return): Update all callers.
5885 * function.c (expand_function_end): Remove code to generate simple
5887 * config/vax/vax.md (epilogue): New expander for function return.
5888 * doc/md.texi (epilogue): Remove "if defined".
5890 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5892 * Makefile.in: Partially revert my previous change:
5893 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
5894 of the hashtab.o and safe-ctype.o rules.
5896 2001-08-09 Richard Henderson <rth@redhat.com>
5898 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
5899 (USE_COLLECT2): Remove duplicate definition.
5900 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
5901 (use_collect2): Remove dead code.
5902 * configure.in (use_collect2): Remove will_use_collect2 and
5903 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
5904 * configure: Rebuild.
5906 * target.h (targetm.asm_out.constructor): New.
5907 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
5908 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
5909 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
5910 * varasm.c (in_ctors, in_dtors): New.
5911 (assemble_constructor, assemble_destructor): Remove.
5912 (default_stabs_asm_out_destructor): New.
5913 (default_named_section_asm_out_destructor): New.
5914 (dtors_section, default_dtor_section_asm_out_destructor): New.
5915 (default_stabs_asm_out_constructor): New.
5916 (default_named_section_asm_out_constructor): New.
5917 (ctors_section, default_ctor_section_asm_out_constructor): New.
5918 * output.h: Update declarations.
5919 * c-decl.c (c_expand_body): Use target hooks instead of
5920 assemble_constructor and assemble_destructor.
5921 * profile.c (output_func_start_profiler): Likewise.
5922 * objc/objc-act.c (finish_objc): Likewise.
5923 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
5924 for the constructor.
5925 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
5927 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
5928 (DTORS_SECTION_ASM_OP): Likewise.
5929 (__CTOR_LIST__): Use attribute section when possible.
5930 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
5932 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
5933 ASM_OUTPUT_CONSTRUCTOR.
5935 * config/darwin.c (machopic_asm_out_constructor): New.
5936 (machopic_asm_out_destructor): New.
5937 * config/darwin-protos.h: Update declarations.
5938 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5939 (ASM_OUTPUT_DESTRUCTOR): Remove.
5940 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5941 * config/nextstep.c (nextstep_asm_out_constructor): New.
5942 (nextstep_asm_out_destructor): New.
5943 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5944 (ASM_OUTPUT_DESTRUCTOR): Remove.
5945 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5946 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
5947 ASM_OUTPUT_*STRUCTOR.
5948 * config/i386/aix386ng.h: Likewise.
5950 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
5951 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
5952 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5953 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5954 * config/lynx.h: Likewise.
5955 * config/netware.h: Likewise.
5956 * config/psos.h: Likewise.
5957 * config/alpha/alpha-interix.h: Likewise.
5958 * config/alpha/elf.h: Likewise.
5959 * config/arc/arc.h: Likewise.
5960 * config/arm/aof.h: Likewise.
5961 * config/arm/coff.h: Likewise.
5962 * config/arm/elf.h: Likewise.
5963 * config/c4x/c4x.h: Likewise.
5964 * config/h8300/h8300.h: Likewise.
5965 * config/i386/cygwin.h: Likewise.
5966 * config/i386/djgpp.h: Likewise.
5967 * config/i386/i386-coff.h: Likewise.
5968 * config/i386/i386-interix.h: Likewise.
5969 * config/i386/sco5.h: Likewise.
5970 * config/i386/vsta.h: Likewise.
5971 * config/i386/win32.h: Likewise.
5972 * config/i960/i960-coff.h: Likewise.
5973 * config/ia64/sysv4.h: Likewise.
5974 * config/m68hc11/m68hc11.h: Likewise.
5975 * config/m68k/coff.h: Likewise.
5976 * config/m68k/mot3300.h: Likewise.
5977 * config/m88k/m88k.h: Likewise.
5978 * config/mcore/mcore-pe.h: Likewise.
5979 * config/mcore/mcore.h: Likewise.
5980 * config/mips/elf.h: Likewise.
5981 * config/mips/elf64.h: Likewise.
5982 * config/mips/iris6.h: Likewise.
5983 * config/pa/pa64-hpux.h: Likewise.
5984 * config/rs6000/sysv4.h: Likewise.
5985 * config/sh/sh.h: Likewise.
5986 * config/sparc/litecoff.h: Likewise.
5988 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
5989 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5990 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5991 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5992 (ASM_OUTPUT_DESTRUCTOR): Remove.
5993 * config/a29k/a29k.c: Move include of tree.h.
5994 * config/a29k/udi.h: Delete file.
5995 * config/alpha/alpha.c (vms_asm_out_constructor): New.
5996 (vms_asm_out_destructor): New.
5997 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
5998 (EXTRA_SECTION_FUNCTIONS): Likewise.
5999 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6000 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6001 * config/c4x/c4x.c: Move include of tree.h.
6002 * config/clipper/clipper.c (clix_asm_out_constructor): New.
6003 (clix_asm_out_destructor): New.
6004 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6005 (ASM_OUTPUT_DESTRUCTOR): Remove.
6006 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6007 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6008 (TARGET_ASM_CONSTRUCTOR): New.
6009 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
6010 (sco_asm_out_constructor): New.
6011 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
6012 * config/i386/svr3gas.h: Remove stack grows up code.
6013 Remove code duplicated from i386/sysv3.h.
6014 (TARGET_ASM_CONSTRUCTOR): New.
6015 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6016 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
6017 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6018 (TARGET_ASM_CONSTRUCTOR): New.
6019 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
6020 (m68hc11_asm_out_destructor): New.
6021 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
6022 (TARGET_ASM_DESTRUCTOR): New.
6023 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
6024 * config/m68k/dpx2.h: Properly undef all the bits inherited from
6025 config/svr3.h pertaining to section manipulation.
6026 * config/m68k/dpx2g.h: Remove #if 0 code.
6027 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
6028 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
6029 (ASM_OUTPUT_CONSTRUCTOR): Remove.
6030 (TARGET_ASM_CONSTRUCTOR): New.
6031 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
6032 (m88k_svr3_asm_out_constructor): New.
6033 (m88k_svr3_asm_out_destructor): New.
6034 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6035 (ASM_OUTPUT_DESTRUCTOR): Remove.
6036 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6037 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
6038 * config/rs6000/aix.h: Likewise.
6039 * config/mips/rtems64.h: Don't undef removed constructor related bits.
6040 * config/mips/vxworks.h: Likewise.
6041 * config/rs6000/lynx.h: Likewise.
6042 * config/sh/elf.h: Likewise.
6043 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
6044 (DTORS_SECTION_ASM_OP): New.
6045 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6046 (ASM_OUTPUT_DESTRUCTOR): Remove.
6047 * config/sparc/sol2-sld-64.h: Likewise.
6048 * config/vax/vax.c (vms_asm_out_constructor): New.
6049 (vms_asm_out_destructor): New.
6050 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6051 (ASM_OUTPUT_DESTRUCTOR): Remove.
6052 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6054 * doc/tm.texi (@node Initialization): Update.
6056 2001-08-09 Richard Henderson <rth@redhat.com>
6058 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
6059 (__do_global_dtors_aux): Use gp-relative static data to avoid
6060 one dynamic relocation.
6061 (__do_frame_setup): Register Java classes.
6062 * config/alpha/crtend.asm (__JCR_END__): New.
6064 2001-08-09 Zack Weinberg <zackw@stanford.edu>
6066 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
6067 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
6068 (GEN, STAGESTUFF): Add new files.
6069 (insn-constants.h, s-constants, tm-preds.h, s-preds,
6070 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
6071 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
6072 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
6073 as well as insn-codes.h and insn-flags.h in config.h; and no
6074 extra headers in tconfig.h and hconfig.h.
6076 * gencodes.c: Eliminate code to generate predicate declarations
6077 or #defines for md-file constants.
6078 * genconstants.c, genpreds.c: New files.
6080 * i386.md: Re-order guard expressions such that TARGET_64BIT
6081 comes first, when this permits better optimization. Add
6082 TARGET_64BIT to more x86-64 patterns. Add comment explaining
6083 why this is desirable.
6085 2001-08-09 Jakub Jelinek <jakub@redhat.com>
6087 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
6088 (find_fde_for_dso): Remove.
6089 (_Unwind_IteratePhdrCallback): New.
6090 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
6091 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
6093 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6095 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
6096 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
6098 2001-08-09 Graham Stott <grahams@redhat.com>
6100 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
6101 (vis_no_unit): Use it.
6102 (visualize_no_unit): Add the insn only if room exists.
6104 2001-08-09 Graham Stott <grahams@redhat.com>
6106 * predict.c (estimate_probability): Replace magic numbers with
6107 appropriate enumeration.
6109 2001-08-09 Graham Stott <grahams@redhat.com>
6111 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
6113 (EXTRACT_FLAGS): Likewise.
6115 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
6117 * config/mips/mips.c (mips_legitimate_address_p): Check for
6118 CONST_INT in last patch.
6120 2001-08-08 Anthony Green <green@redhat.com>
6122 * java/class.c (emit_register_classes): Use assemble_jcr if
6123 possible. Keep the original mechanism as a fallback.
6124 * defaults.h (JCR_SECTION_NAME): Define if we have named section
6125 and weak symbol support.
6126 * crtstuff.c (__JCR_LIST__): Define.
6127 (__JCR_END__): Define.
6128 (_Jv_RegiserClasses): Define weak symbol if possible.
6129 (__do_global_ctors_aux): Register classes for ELF targets with
6130 weak symbol support.
6132 2001-08-08 Kazu Hirata <kazu@hxi.com>
6134 * dbxout.c: Fix comment formatting.
6135 * dependence.c: Likewise.
6137 * diagnostic.c: Likewise.
6138 * dominance.c: Likewise.
6139 * doprint.c: Likewise.
6140 * dwarf2out.c: Likewise.
6141 * dwarfout.c: Likewise.
6142 * emit-rtl.c: Likewise.
6143 * except.c: Likewise.
6144 * explow.c: Likewise.
6145 * expmed.c: Likewise.
6148 * fold-const.c: Likewise.
6149 * function.c: Likewise.
6151 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6153 * global.c (retry_global_alloc): Avoid shadowing allocno.
6155 2001-08-08 Mark Mitchell <mark@codesourcery.com>
6157 * except.c (remove_fixup_regions): Fix typo.
6159 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
6161 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
6162 unsigned HOST_WIDE_INT to avoid warning.
6163 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
6164 * flow.c (set_block_for_new_insns): Likewise.
6166 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
6168 * sibcall.c (return_value_pseudo): New static variable.
6169 (skip_copy_to_return_value): Handle return_value_pseudo.
6170 (call_ends_block_p): Ensure that return_value_pseudo is set.
6171 (optimize_sibling_and_tail_recursive_call): Discover the
6172 load of pseudo return value in alternate exit block.
6174 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6176 * calls.c (ECF_ALWAYS_RETURN): New constant.
6177 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
6178 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
6179 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
6180 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
6181 * rtl.c (reg_note_name): New name.
6182 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
6184 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
6186 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
6188 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
6190 * alias.c (get_alias_set): Return a previously calculated
6191 alias set for a VAR_DECL.
6192 * function.c (gen_mem_addressof): Calculate the alias set before
6195 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
6197 * predict.def: Set hitrates according our experimental run.
6199 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
6201 * i386.h (HARD_REGNO_RENAME_OK): New macro.
6203 2001-08-08 H.J. Lu <hjl@gnu.org>
6205 * config/mips/mips.c (mips_unique_section): New. Copied from
6208 * config/mips/mips-protos.h (mips_unique_section): New
6211 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
6213 * config/mips/little.h: New. Generic little endian mips
6214 targets. Only mips*-*-linux* is converted to use it so far.
6216 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
6217 (WCHAR_TYPE): Defined
6218 (WCHAR_TYPE_SIZE): Likewise.
6219 (INIT_SUBTARGET_OPTABS): Likewise.
6220 (BSS_SECTION_ASM_OP): Likewise.
6221 (SBSS_SECTION_ASM_OP): Likewise.
6222 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
6223 (ASM_DECLARE_OBJECT_NAME): Likewise.
6224 (UNIQUE_SECTION): Likewise.
6225 (EXTRA_SECTIONS): Likewise.
6226 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
6227 (ASM_OUTPUT_DESTRUCTOR): Likewise.
6228 (ASM_OUTPUT_DEF): Likewise.
6229 (HANDLE_SYSV_PRAGMA): Removed.
6230 (NO_IMPLICIT_EXTERN_C): Likewise.
6231 (TARGET_MEM_FUNCTIONS): Likewise.
6232 (STARTFILE_SPEC): Likewise.
6233 (ENDFILE_SPEC): Likewise.
6234 (LIB_SPEC): Likewise.
6235 (INVOKE__main): Likewise.
6236 (CTOR_LIST_BEGIN): Likewise.
6237 (CTOR_LIST_END): Likewise.
6238 (DTOR_LIST_BEGIN): Likewise.
6239 (DTOR_LIST_END): Likewise.
6240 (SET_ASM_OP): Likewise.
6241 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6242 (ASM_OUTPUT_DEF): Likewise.
6243 (ASM_OUTPUT_IDENT): Likewise.
6245 * config/mips/mips.h (ASM_SPEC): Undefine before define.
6246 (CPLUSPLUS_CPP_SPEC): Likewise.
6247 (ASM_APP_ON) Redefine only if not defined.
6248 (ASM_APP_OFF): Likewise.
6249 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6250 (ASM_OUTPUT_IDENT): Likewise.
6252 * config.gcc: Update tm_file for Linux/mips.
6254 2001-08-08 Bernd Schmidt <bernds@redhat.com>
6256 * cselib.c (cselib_record_sets): If insn is predicated, turn
6257 sources into IF_THEN_ELSEs.
6259 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
6260 Turn into define_insn_and_split.
6262 * sched-deps.c: Include "cselib.h".
6263 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
6264 Use cselib to turn memory addresses into VALUEs.
6265 (sched_analyze): Call cselib_init/cselib_finish if necessary.
6266 * sched-int.h (struct sched_info): New member USE_CSELIB.
6267 * sched-ebb.c (ebb_sched_info): Initialize it.
6268 * sched-rgn.c (rgn_sched_info): Likewise.
6269 * Makefile.in (sched-deps.o): Update dependencies.
6271 * cselib.h (cselib_subst_to_values): Declare.
6272 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
6273 that have no value and autoincs to be handled by generating a new
6276 2001-08-08 Graham Stott <grahams@redhat.com>
6278 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
6279 within fixed length SEQUENCE.
6281 2001-08-08 Graham Stott <grahams@redhat.com>
6283 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
6284 (diagnostic_prefixing_rule): Likewise.
6285 (diagnostic_line_cutoff): Likewise.
6286 (diagnostic_kind_count): Likewise.
6288 2001-08-08 Graham Stott <grahams@redhat.com>
6290 * alias.c (find_base_decl): Delete redundent assignment.
6292 2001-08-08 Graham Stott <grahams@redhat.com>
6294 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
6295 (abs): Uppercase and paranthesize macro parameter.
6296 (MEM_DEPENDENCY): Add whitespace.
6298 2001-08-08 Graham Stott <grahams@redhat.com>
6300 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
6301 failure check for CONST_INT
6303 2001-08-08 Graham Stott <grahams@redhat.com>
6305 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
6306 (libcall_dead_p): Likewise.
6308 (mark_used_regs): Constify fmt.
6309 (find_use_as_address): Likewise.
6311 2001-08-08 Graham Stott <grahams@redhat.com>
6313 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
6316 2001-08-08 Graham Stott <grahams@redhat.com>
6318 * combine.c (combine_simplify_rtx): Update comment and
6319 remove erroneous test.
6321 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6323 * cppinit.c (cpp_finish): Pop the final buffer without comment.
6324 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
6325 take care to avoid multiple no-newline at EOF warnings in that
6328 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
6330 * calls.c (expand_call): Do not emit INSN_SETJMP note.
6331 (emit_library_call_value_1): Likewise.
6332 (emit_call_1): Emit REG_SETJMP note.
6333 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
6335 * cselib.c (cselib_process_insn): Likewise.
6336 * flow.c (propagate_block): Likewise.
6337 * loop.c (find_and_verify_loops): Likewise.
6338 * reload.c (find_equiv_regs): Likewise.
6339 * reload1.c (reload): Likewise.
6340 * resource.c (mark_referenced_resources,
6341 mark_set_resources): Likewise.
6342 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
6343 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
6344 * haifa-sched.c (unlink_other_notes): Likewise.
6345 (reemit_notes): Likewise.
6346 * sched-ebb.c (sched_ebb): Likewise.
6347 * sched-rgc.c (sched_region): Likewise.
6348 * rtl.c (note_insn_name): Likewise.
6349 (reg_note_name): Add REG_SETJMP
6350 * rtl.h (reg_note): Add REG_SETJMP.
6351 (insn_note): Remove NOTE_INSN_SETJMP.
6353 * profile.c (branch_prob): Add fake edges for setjmp.
6355 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
6357 * config.gcc: Quote target_cpu_default2 correctly for
6358 powerpc*-*-* targets.
6360 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6362 * cpplib.h, line-map.h: Update comments.
6363 * cppmain.c (printer_init): Move inline.
6364 (maybe_print_line, print_line): Take a map pointer.
6365 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
6366 (cb_file_change): Don't use prior value of print.map.
6368 2001-08-07 David Edelsohn <edelsohn@gnu.org>
6370 * doc/install.texi: Document fine-grained multilib configuration.
6372 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6374 * rtlanal.c (find_first_parameter_load): Call note_stores
6375 only on the instructions.
6377 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6379 * alias.c (nonlocal_mentioned_p):
6380 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
6381 * calls.c (emit_call_1): Likewise.
6382 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
6383 * cselib.c (cselib_process_insn): Likewise.
6384 * df.c (df_insns_modify): Likewise.
6385 * flow.c (need_fake_edge_p): Likewise.
6386 (propagate_one_insn): Likewise.
6387 * haifa-sched.c (reemit_notes): Likewise.
6388 * integrate.c (copy_insn_list): Likewise.
6389 * jump.c (delete_prior_computation): Likewise.
6390 * local-alloc.c (validate_equiv_mem): Likewise.
6391 * loop.c (scan_loop): Likewise.
6392 * predict.c (estimate_probability): Likewise.
6393 * reload.c (reload): Likewise.
6394 * sched-deps (sched_analyze): Likewise.
6395 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
6396 * gcse.c (compute_hash_table): Likewise.
6397 (mark_call): Likewise.
6398 (store_killed_in_insn): Likewise.
6400 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
6402 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
6404 2001-08-06 Richard Henderson <rth@redhat.com>
6406 * varasm.c (assemble_gc_entry): Remove.
6407 * output.h: Likewise.
6409 2001-08-06 Richard Henderson <rth@redhat.com>
6411 * varasm.c (assemble_constructor): Take a symbol_ref and a
6412 priority instead of a bare string. Move priority handling
6413 here from cp/decl2.c.
6414 * output.h: Update decls.
6416 * c-decl.c (c_expand_body): Update calls to assemble_constructor
6417 and assemble_destructor.
6418 * profile.c (output_func_start_profiler): Likewise.
6419 * objc/objc-act.c (finish_objc): Likewise.
6420 (build_module_descriptor): Return the symbol not the symbol name.
6422 2001-08-06 David Edelsohn <edelsohn@gnu.org>
6424 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
6425 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
6426 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
6427 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
6428 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
6429 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
6431 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6433 * cpperror.c (print_containing_files): Moved to line-map.c.
6434 (print_location): line-map.c handles re-listing or otherwise.
6435 * cpphash.h (struct lexer_state): Remove next_bol.
6436 (struct cpp_buffer): Remove include_stack_listed.
6437 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
6438 Remove faked buffer handling.
6439 (_cpp_do_file_change): Tweak.
6440 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
6441 * cppmain.c (struct printer): Remove filename.
6442 (print_line, cb_file_change): Update accordingly.
6443 * line-map.c: Include intl.h.
6444 (init_line_maps): Initialize last_listed.
6445 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
6446 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
6447 (print_containing_files): New.
6448 * line-map.h (struct line_maps): New member last_listed.
6449 (print_containing_files, INCLUDED_FROM): New.
6450 * Makefile.in: Update.
6451 * po/POTFILES.in: Add line-map.c.
6453 2001-08-06 Richard Henderson <rth@redhat.com>
6455 * except.c (convert_from_eh_region_ranges_1): Never mark
6456 USE or CLOBBER insns as throwing.
6458 * expr.c (store_constructor): Don't clobber memory targets.
6460 2001-08-06 Andreas Jaeger <aj@suse.de>
6462 * profile.c (branch_prob): Remove unused variable insn.
6464 * Makefile.in (local-alloc.o): Add dependency on except.h.
6466 * local-alloc.c: Include except.h for can_throw_internal prototype.
6468 2001-08-06 Richard Henderson <rth@redhat.com>
6470 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
6471 * function.c (expand_main_function): Implement it.
6472 * doc/tm.texi: Document it.
6474 2001-08-06 Stan Shebs <shebs@apple.com>
6476 * doc/install.texi: Document powerpc-*-darwin* details.
6478 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
6480 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
6481 (ASM_CPU_SPEC): Move back to rs6000.h
6482 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
6484 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
6486 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
6489 * config/rs6000/linux64.h: Ditto.
6491 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6492 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
6495 Remove accidently readded definitions of FUNCTION_PROLOGUE,
6496 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
6498 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6501 2001-08-05 Richard Henderson <rth@redhat.com>
6503 * local-alloc.c (update_equiv_regs): Do not move insns that
6506 2001-08-05 Jan Hubicka <jh@suse.cz>
6508 * Makefile.in (reload1.o): Add dedendancy on except.h
6509 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
6511 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
6512 indicating wehther edges has been cleaned up.
6513 * reload1.c: Inlucde except.h
6514 (fixup_abnormal_edges): Accept deleted insns.
6515 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
6518 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6520 * cpplib.c (do_line): Correct line number after pop_buffer.
6522 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6524 PR preprocessor/3824
6525 * line-map.c: Update comments.
6526 * line-map.h: Update comments.
6527 * tradcif.y: Don't consider large numbers unsigned.
6529 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6531 PR preprocessor/3081
6532 * c-lex.c (map): New.
6533 (cb_file_change): Update map and use it.
6534 (cb_def_pragma, cb_define, cb_undef): Use map and line.
6535 (c_lex): Update to use map.
6536 * cpperror.c (print_location): Move to using logical line numbers.
6537 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
6538 (cpp_make_system_header): Similarly.
6539 (_cpp_execute_include): Stop line numbering hacks. Store the
6540 line we will return to.
6541 * cpphash.h (CPP_BUF_LINE): Remove.
6542 (struct cpp_buffer): Remove lineno and pseudo_newlines.
6543 Add map and return_to_line.
6544 (_cpp_do_file_change): Update.
6545 * cppinit.c (cpp_start_read): Update line kludge.
6546 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
6547 (trigraph_ok): Use logical line numbers for diagnostics.
6548 (skip_block_comment): Likewise.
6549 (skip_whitespace): Likewise.
6550 (skip_line_comment): Use pfile->line instead.
6551 (_cpp_lex_token): Update to use logical line numbering exclusively.
6552 Handle BOL locally. Accept new lines in directives, but keep
6553 pfile->line decremented. Diagnostics use logical lines. Update
6555 * cpplib.c (SEEN_EOL): New.
6556 (skip_rest_of_line, check_eol): Use it.
6557 (end_directive): Increase line number when accepting the newline
6558 at the end of a directive.
6559 (run_directive): Simplify.
6560 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
6561 (_cpp_do_file_change): Update to take buffer line number as an
6562 argument, and store the current map in the cpp_reader. Remove
6563 line number kludges.
6564 (_cpp_do__Pragma): Restore output position after a _Pragma.
6565 (cpp_push_buffer): Don't set output line or lineno.
6566 (_cpp_pop_buffer): Transfer more info from a faked buffer.
6567 Remove line kludge. Set output_line.
6568 * cppmacro.c (builtin_macro): Update handling of __LINE__.
6569 (parse_arg): Use logical lines.
6570 (save_lookahead_token): Save EOFs too now.
6571 * cppmain.c (struct printer): Fix comments.
6572 (printer_init): Simplify, let caller do errors.
6573 (scan_translation_unit, check_multiline_token, dump_macro): Update.
6574 (maybe_print_line): Simplify.
6575 (print_line): Don't print a linemarker if -P.
6576 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
6577 (cb_file_change): Simplify.
6578 * line-map.h (LAST_SOURCE_LINE): Fix.
6579 (CURRENT_LINE_MAP): New.
6581 2001-08-05 Bernd Schmidt <bernds@redhat.com>
6583 * doloop.c (doloop_modify_runtime): Properly compute number of
6584 iterations if loop was unrolled.
6586 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
6587 if their CSELIB_VAL_PTRs are.
6589 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
6590 (setup_spill_pointers): Initialize it.
6591 (spill_restore_mem): Set it.
6592 (do_spill, do_restore): Use it to add REG_INC note.
6593 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
6595 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
6596 asms if other insns are available.
6598 * config/ia64/ia64.c (condop_operator): New predicate.
6599 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
6600 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
6603 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
6604 temporary register than directly using a MEM.
6606 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6608 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
6609 parameter in last change.
6611 2001-08-04 Zack Weinberg <zackw@panix.com>
6613 * sparc.md: Don't use #if inside C test expression.
6615 2001-08-04 Richard Henderson <rth@redhat.com>
6617 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
6619 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
6621 * cpphash.h (struct cpp_reader): New member directive_line.
6622 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
6623 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
6624 do_pragma): Pass line to callbacks.
6625 (start_directive): Record line of directive.
6626 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
6627 cb_include): Similarly.
6628 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
6631 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6633 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
6636 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6638 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
6640 * reload1.c (fixup_abnormal_edges): New static function.
6643 * flow.c (need_fake_edge_p): New function.
6644 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
6645 avoid call insn to be very last insn in the insn stream.
6647 * profile.c (branch_prob): Call flow_call_edges_add instead of
6648 doing that by hand; cleanup cfg to re-merge basic blocks once
6651 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6653 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
6654 are also on line-map.h.
6655 * cppfiles.c (stack_include_file): Update.
6656 * cpphash.h (struct cpp_buffer): New member return_at_eof.
6657 (_cpp_pop_buffer): New.
6658 * cppinit.c (cpp_destroy, cpp_finish): Update.
6659 (do_includes): Mark each buffer to return at EOF.
6660 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
6661 return as requested.
6662 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
6663 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
6664 * cpplib.h (cpp_pop_buffer): Remove.
6665 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
6666 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
6668 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
6670 (do_preprocessing): Update.
6671 * fix-header.c (read_scan_file): Update. No need to pop buffers.
6672 * c-parse.in (_yylex): Similarly.
6673 * scan-decls.c (scan_decls): Similarly.
6674 * line-map.h: Update comments.
6676 * objc/Make-lang.in (objc-act.o): Update dependencies.
6678 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6680 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
6681 and soft register for operand 0.
6682 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
6684 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6686 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
6687 register for operand 0.
6688 ("bitcmpqi_z_used"): Allow memory for operand 0.
6689 (split "bitcmpqi"): New split to handle address reg as operand 1.
6691 2001-08-04 Andreas Jaeger <aj@suse.de>
6693 * gcse.c: Revert Daniel's last patch.
6695 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6697 * sparc-protos.h: Add prototypes for fp_zero_operand and
6699 * sh-protos.h: Add prototype for fpul_operand.
6701 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6703 * doc/extend.texi (Other Builtins): Fix typo in last change.
6705 2001-08-03 Richard Henderson <rth@redhat.com>
6707 * target.h (gcc_target): Add asm_out.named_section,
6708 section_type_flags, have_named_sections.
6709 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
6710 (TARGET_HAVE_NAMED_SECTIONS): New.
6711 (TARGET_SECTION_TYPE_FLAGS): New.
6713 * Makefile.in (toplev.o): Depend on TARGET_H.
6714 (varasm.o, dbxout.o): Likewise.
6715 * c-common.c (decl_attributes): Check targetm.have_named_sections
6716 instead of ifdef ASM_OUTPUT_SECTION_NAME.
6717 * dbxout.c (dbxout_function_decl): Likewise.
6718 (dbxout_function_end): Likewise.
6719 * toplev.c (compile_file): Likewise.
6720 * varasm.c (exception_section): Likewise.
6721 * cp/decl2.c (finish_objects): Likewise.
6723 * defaults.h (EH_FRAME_SECTION): Remove.
6724 (EH_FRAME_SECTION_ASM_OP): Remove.
6725 (EH_FRAME_SECTION_NAME): New.
6726 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
6727 (UNIQUE_SECTION_P): Remove.
6728 * dwarf2out.c (SECTION_FORMAT): Remove.
6729 (ASM_OUTPUT_SECTION): Remove.
6730 (output_call_frame_info): Use named_section_flags.
6731 (output_comp_unit, dwarf2out_start_source_file): Likewise.
6732 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
6733 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
6734 * varasm.c (in_eh_frame, eh_frame_section): Remove.
6735 (named_section_flags): New.
6736 (named_section): Use it and targetm.section_type_flags.
6737 (resolve_unique_section): New.
6738 (assemble_start_function): Use it.
6739 (asm_emit_uninitialised, assemble_variable): Likewise.
6740 (default_section_type_flags): New.
6741 (default_no_named_section, default_elf_asm_named_section): New.
6742 (default_coff_asm_named_section, default_pe_asm_named_section): New.
6743 * output.h: Update varasm.c decls.
6744 (SECTION_*): New flags.
6746 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
6747 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
6749 * config/elfos.h (UNIQUE_SECTION_P): Remove.
6750 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
6751 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
6752 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6753 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
6754 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
6755 * config/mips/elf.h, config/mips/elf64.h: Likewise.
6756 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
6757 * config/pa/pa64-hpux.h,
6759 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
6760 (TARGET_ASM_NAMED_SECTION): New.
6761 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
6762 * config/alpha/vms.h, config/arm/coff.h: Likewise.
6763 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
6764 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
6765 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
6766 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
6767 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6768 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
6769 * config/i386/sco5.h, config/i386/win32.h: Likewise.
6770 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
6771 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
6772 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
6773 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
6774 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
6775 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
6776 * config/sparc/sysv4.h: Likewise.
6778 * config/nextstep.h: Error until named sections implemented.
6780 * config/a29k/a29k.c (a29k_asm_named_section): New.
6781 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
6782 (vms_section_type_flags, vms_asm_named_section): New.
6783 * config/arm/arm.c (arm_elf_asm_named_section): New.
6784 * config/avr/avr.c (asm_output_section_name): Remove.
6785 * config/avr/avr-protos.h: Update.
6786 * config/c4x/c4x.c (c4x_asm_named_section): New.
6787 * config/h8300/h8300.c (h8300_asm_named_section): New.
6788 * config/i386/i386.c (sco_asm_named_section): New.
6789 * config/i386/winnt.c (SECTION_PE_SHARED): New.
6790 (i386_pe_section_type_flags): New.
6791 (i386_pe_asm_named_section): New.
6792 * config/i386/i386-protos.h: Update.
6793 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
6794 * config/mcore/mcore.c (mcore_asm_named_section): New.
6795 * config/mips/mips.c (iris6_asm_named_section): New.
6796 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
6797 instead of UNIQUE_SECTION_P.
6798 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
6799 (xcoff_asm_named_section): New.
6800 * config/sh/sh.c (sh_asm_named_section): New.
6801 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
6803 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
6804 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
6805 (EH_FRAME_SECTION_NAME): New.
6806 (EXCEPTION_SECTION): New.
6807 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
6808 (DEBUG_*_SECTION): Remove.
6809 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
6810 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
6811 (EH_FRAME_SECTION_ASM_OP): Remove.
6813 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
6814 (ASM_OUTPUT_SECTION_NAME): Remove.
6815 (TARGET_ASM_NAMED_SECTION): New.
6816 (TARGET_HAVE_NAMED_SECTIONS): New.
6817 (TARGET_SECTION_TYPE_FLAGS): New.
6818 (EH_FRAME_SECTION_ASM_OP): Remove.
6819 (EH_FRAME_SECTION_NAME): New.
6821 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6823 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
6824 for complex expressions when cfun == 0.
6825 * doc/extend.texi: Document that __builtin_constant_p can be
6826 used in data initializers as well as functions.
6828 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
6830 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
6831 variable I locally, instead of expecting a declaration in the
6834 2001-08-03 Richard Henderson <rth@redhat.com>
6836 * except.c (collect_one_action_chain): Add an explicit cleanup
6837 action if regions surrounding a catch were encoded entirely
6838 within the call-site entry.
6840 2001-08-03 Richard Henderson <rth@redhat.com>
6842 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
6843 don't take REGNO of a non-register.
6845 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6847 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
6848 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
6849 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
6850 (__gthread_mutex_init_function): New function for mutex initialization.
6852 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6854 * Makefile.in: Revert screwed up commit.
6856 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6858 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
6859 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
6860 merged by linker script to get a final _exit().
6861 (__do_global_dtors): New for destructor handling in specific exit
6863 (__do_global_ctors): New for constructors in specific install section.
6864 (__map_data_section): Map data sections before running constructors.
6865 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
6866 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
6867 (DTORS_SECTION_ASM_OP): Likewise.
6868 (CTORS_SECTION_FUNCTION): Define to force a reference to
6870 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
6872 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6874 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
6876 * Makefile.in: Add df.h to gcse.c dependencies.
6878 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6880 * varasm.c (output_constant_def_contents): Use for the length of a
6881 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
6882 depending on which is larger.
6884 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6886 * gcse.c: Include df.h for use as a dataflow analyzer.
6888 Declaration of reg_set_info: gone.
6889 New df_analyzer variable used by store motion.
6890 (reg_set_info): Deleted.
6891 (mark_mem_regs): New function, analyze regs used by a mem.
6892 (store_ops_ok): Use dataflow analyzer results to determine if
6893 necessary regs are changed in the block.
6894 (find_moveable_store): Remove check for symbol ref, we can handle
6895 much more complex expressions now.
6896 (compute_store_table): Remove most of the code, it's unnecessary
6897 now that the dataflow analyzer records the info for us.
6898 (store_killed_after): Add parameter to say whether to do the
6899 store_ops_okay test, used to speed up testing when we already know
6900 the answer, and just want to know if the store itself was killed.
6901 (build_store_vector): Largely rewritten to calculate the various
6902 vectors properly, and somewhat optimized.
6903 (store_motion): Init the df_analyzer, get REG_DEF chains.
6904 Also handle trapping expressions (since mems almost always trap)
6905 (simple_mem): Redefine what a simple mem is.
6907 2001-08-03 DJ Delorie <dj@redhat.com>
6909 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
6910 set from a constant part of the condition.
6912 2001-08-01 Andrew Cagney <ac131313@redhat.com>
6914 * mkdeps.c (deps_add_default_target): Make local variable
6915 ``start'' a const char pointer.
6916 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
6918 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6920 * doc/install.texi (Configuration): Fix markup.
6921 (Specific, i?86-*-udk): Likewise.
6922 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
6924 Document --enable-threads and --enable-libgcj status.
6925 (Specific, mips-sgi-irix*): Canonicalize triples.
6926 (Specific, mips-sgi-irix5): Warn about problems with this config.
6927 Mention required GNU as patch.
6928 Native assembler problems are fixed.
6929 (Specific, mips-sgi-irix6): Update O32 ABI support status.
6930 Document --enable-threads and --enable-libgcj status.
6932 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6934 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
6937 2001-08-03 Richard Henderson <rth@redhat.com>
6939 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
6942 2001-08-03 Richard Henderson <rth@redhat.com>
6944 * rtlanal.c (find_first_parameter_load): Stop if we
6945 reach a CODE_LABEL at BOUNDARY.
6947 2001-08-03 Richard Henderson <rth@redhat.com>
6949 * config/alpha/alpha.md (force_movdi): New insn.
6950 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
6951 Tweek FRP marking of VMS prologue insns.
6952 * config/alpha/vms.h (EPILOGUE_USES): New.
6954 2001-08-02 Richard Henderson <rth@redhat.com>
6956 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
6958 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6960 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
6961 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
6962 config/convex/convex.h, config/d30v/d30v.c,
6963 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6964 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
6965 config/mips/mips.h, config/mn10200/mn10200.h,
6966 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
6967 config/v850/v850.h, config/vax/openbsd.h,
6968 config/vax/openbsd1.h, config/vax/ultrix.h,
6969 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
6970 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
6971 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
6972 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
6973 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
6974 in comments and documentation.
6976 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6980 * Makefile.in (line-map.o): New.
6981 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
6982 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
6983 * cpperror.c (print_containing_files): Similarly.
6984 (print_location): Update. Don't output a space before _Pragma.
6985 * cppfiles.c (stack_include_file): Set to line 1 immediately.
6986 (stack_include_filee, cpp_make_system_header): Update.
6987 (_cpp_execute_include): Get logical line number right for calling
6988 as-yet-unterminated #include.
6989 * cpphash.h (struct cpp_reader): Add line_maps.
6990 (_cpp_do_file_change): Update.
6991 * cppinit.c (cpp_create_reader): Initialize line maps.
6992 (cpp_destroy): Destroy line maps.
6993 (cpp_start_read): Get logical line number right.
6994 * cpplex.c (parse_string): Only warn once for multi-line strings.
6995 Use boolean variable for null warning.
6996 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
6998 (do_include_common): End the directive early.
6999 (do_line): Don't warn about out-of-range lines in preprocessed
7000 source. Update. Remove unused variables.
7001 (_cpp_do_file_change): Update for new line mapping.
7002 (pragma_cb): New typedef.
7003 (cpp_register_pragma): Stop looking ahead before calling the
7005 (do_pragma_system_header): End directive early.
7006 (cpp_get_line_maps): New.
7007 (cpp_pop_buffer): Fudge logical line. Update.
7008 * cpplib.h: Include line-map.h
7009 (enum cpp_fc_reason): Remove.
7010 (struct cpp_file_change): Update.
7011 (cpp_get_line_maps): New.
7012 * cppmain.c (struct_printer): New member map.
7013 (cb_file_change): Update for new mappings.
7014 * fix-header.c (cb_file_change): Similarly.
7016 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7018 * Makefile.in (libgcc.mk): Define mkinstalldirs.
7019 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
7021 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
7023 * config/vax/vax.c: include expr.h.
7025 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7027 * Makefile.in ($(srcdir)/configure): Only rebuild in
7029 ($(srcdir)/config.in): Only define in maintainer mode.
7030 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
7032 2001-08-02 David Edelsohn <edelsohn@gnu.org>
7034 * doc/install.texi (Install GCC: Binaries): Update Bull info.
7036 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7038 * gcc.c (set_collect_gcc_options): New function, split out from
7040 Ignore elided switches.
7041 (do_spec_1): Invoke before executing command.
7042 (set_input): Export.
7043 Move declaration ...
7044 * gcc.h (set_input): ... here.
7045 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7048 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
7051 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
7053 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
7055 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
7057 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
7058 for the unnamed instructions it expands to.
7060 2001-08-02 Richard Henderson <rth@redhat.com>
7062 * regclass.c (call_really_used_regs): Conditionally define.
7063 (init_reg_sets_1): Don't use it if not defined.
7064 (fix_register): Similarly, don't set it.
7066 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7068 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
7069 Correct comment that had been missed in the previous change.
7071 2001-08-01 Stan Shebs <shebs@apple.com>
7073 * config/darwin.c (machopic_stub_name): Try matching by name.
7074 (update_stubs): New function.
7075 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
7078 2001-08-01 Richard Henderson <rth@redhat.com>
7080 * except.c (output_function_exception_table): Use assemble_align.
7081 * varasm.c (assemble_eh_label): Remove.
7082 (assemble_eh_align, assemble_eh_integer): Remove.
7084 2001-08-01 Robert Lipe <robertl@caldera.com>
7086 * dwarfout.c: Remove reference to README.DWARF.
7088 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
7090 * regclass.c (call_really_used_regs): New array for registers which
7091 are actually used by a call.
7092 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
7094 (fix_register): Set call_really_used too.
7095 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
7096 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
7098 2001-08-01 Richard Henderson <rth@redhat.com>
7100 * read-rtl.c (read_name): Consider \r whitespace.
7102 2001-07-11 Andrew Cagney <ac131313@redhat.com>
7104 * config.gcc: Recognize powerpc-*-netbsd*.
7106 * doc/install.texi (Host/target specific installation notes for
7107 GCC): Mention powerpc-*-netbsd*.
7109 * config/rs6000/netbsd.h: New file.
7110 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
7111 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
7112 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
7113 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
7114 (TARGET_VERSION): Redefine.
7116 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
7117 mcall-netbsd as a match for mcall-sysv.
7118 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
7119 (ncrti.S, ncrtn.S): New targets.
7120 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
7122 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
7123 "netbsd' as a V4 ABI.
7124 (ASM_SPEC): Check for -mcall-netbsd.
7125 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
7126 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
7127 (LIB_SPEC, ENDFILE_SPEC): Ditto.
7128 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
7129 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
7130 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
7131 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
7133 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
7134 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
7136 2001-08-01 Mark Kettenis <kettenis@gnu.org>
7138 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
7139 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
7140 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
7141 including "unwind-pe.h".
7143 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7145 * rs6000.md (define_splits): Kill unused constraints.
7147 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
7148 Jan Hubicka <jh@suse.cz>
7150 * function.c (thread_prologue_and_epilogue_insns): Kill code
7151 dealing with non-existent CFG.
7153 2001-08-01 Kazu Hirata <kazu@hxi.com>
7155 * alias.c: Fix comment formatting.
7156 * bitmap.c: Likewise.
7157 * builtins.c: Likewise.
7158 * calls.c: Likewise.
7159 * c-common.c: Likewise.
7160 * c-decl.c: Likewise.
7161 * c-dump.c: Likewise.
7162 * c-lex.c: Likewise.
7163 * collect2.c: Likewise.
7164 * combine.c: Likewise.
7165 * conflict.c: Likewise.
7166 * cppfiles.c: Likewise.
7167 * cppinit.c: Likewise.
7168 * cpplex.c: Likewise.
7169 * cpplib.c: Likewise.
7170 * cppmacro.c: Likewise.
7171 * cppspec.c: Likewise.
7172 * c-pragma.c: Likewise.
7173 * crtstuff.c: Likewise.
7175 * cselib.c: Likewise.
7176 * c-semantics.c: Likewise.
7177 * c-typeck.c: Likewise.
7179 2001-08-01 H.J. Lu <hjl@gnu.org>
7181 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
7183 2001-08-01 H.J. Lu <hjl@gnu.org>
7185 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
7187 2001-08-01 Ziemowit Laski <zlaski@apple.com>
7189 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
7190 contextualizing Objective-C class name lookup by the lexer.
7191 (typespec_reserved_nonattr): Disable ObjC class name lookup after
7193 (protocoldef): Add support for forward @protocol declarations.
7194 (yylexname): Suppress ObjC class name lookup in certain contexts;
7195 re-enable after lookup is complete.
7196 (_yylex): Re-enable ObjC class name lookup when certain
7197 punctuation marks are seen.
7199 * objc/objc-act.c (check_protocol_recursively): New function used
7200 for finding circular dependencies in protocols.
7201 (objc_declare_protocols): New function for handling forward
7202 @protocol declarations.
7203 (receiver_is_class_object): Detect the case when 'self' is used
7204 inside of a class method.
7205 (build_message_expr): Issue a warning if class method is desired
7206 but instance method is found instead.
7207 (conforms_to_protocol): Streamline.
7208 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
7209 protocol Foo, even if 'Bar foo' does not.
7210 (check_protocols): Streamline.
7211 (start_protocol): Add checks for circular and duplicate protocol
7213 (encode_aggregate_within): For typedefs of structs, encode the
7215 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
7216 (objc_declare_protocols): New prototype.
7218 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7220 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
7221 * cpplex.c (handle_newline): Update prototype. Maintain logical
7223 (skip_escaped_newlines, skip_block_comment, parse_string):
7225 (_cpp_lex_token): Update, and store token position within the token.
7226 * cpplib.h (struct cpp_token): Add line and column entries.
7227 * cppmacro.c (replace_args): Position stringified tokens correctly.
7229 2001-08-01 Andreas Jaeger <aj@suse.de>
7231 * basic-block.h: Add prototype for last_loop_beg_note.
7233 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
7235 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
7236 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
7238 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
7239 while handling WITH_CLEANUP_EXPR node. Use second operand calling
7240 expand_decl_cleanup.
7241 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
7243 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
7244 operand while calling simple_cst_equal.
7245 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
7246 operand is the cleanup expression, the third is the RTL_EXPR.
7247 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
7249 2001-07-31 Jeff Sturm <jsturm@one-point.com>
7251 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
7253 2001-07-31 matthew green <mrg@eterna.com.au>
7255 * config.gcc (i386-*-netbsdelf): New description.
7256 * config/i386/netbsd-elf.h: New file.
7258 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
7260 * loop.c (check_dbra_loop): Use single_set to compute
7263 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
7265 PowerPC reorg and support for powerpc64-*-linux*.
7267 Also fixes emitting of constants on 32 bit and 64 bit
7270 * config.gcc: powerpc64-*-linux* is a new target.
7271 Things that needed aix.h now also include xcoff.h
7273 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
7275 Move AIX specific stuff into aix.h.
7276 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
7277 with more than just XCOFF now.
7278 (SET_ASM_OP): Remove, now defined where needed.
7279 (FUNCTION_PROLOGUE): New macro definition.
7280 (FUNCTION_EPILOGUE): New macro definition.
7281 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
7283 * config/rs6000/xcoff.h: New file.
7285 * config/rs6000/linux64.h: New file.
7287 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
7289 2001-07-31 Alan Modra <amodra@bigpond.net.au>
7291 * rs6000.c (print_operand_address): Handle ELF syntax.
7292 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
7293 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
7294 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
7296 2001-07-31 David Edelsohn <edelsohn@gnu.org>
7298 * rs6000.c (rs6000_override_options): Only disable
7299 flag_function_sections for XCOFF.
7300 (exact_log2_cint_operand): New predicate.
7301 (reg_or_{add,sub}_cint64_operand): New predicates.
7302 (add_operand): Compare CONST_INT with fewer function calls.
7303 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
7304 (print_operand, case 'p'): Ensure positive operand.
7305 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
7306 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
7307 (PREDICATE_CODES): Add new predicates.
7308 * rs6000.md (addsi3): Split 32-bit constants more correctly.
7309 (divsi3, modsi3): Ensure positive power-of-2.
7310 (adddi3): Use new predicate. Split 32-bit constants more
7311 correctly. Re-arrange splitter to handle any constant.
7312 (subdi3): Use new predicate.
7313 (divdi3, moddi3): Ensure positive power-of-2.
7314 (movdi): Use rs6000_emit_set_const.
7315 (load_toc_v4_pic_di): Delete.
7317 2001-07-31 Graham Stott <grahams@redhat.com>
7319 * function.c (pad_below): Revert 2001-07-26 patch.
7321 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7323 * reg-stack (convert_regs_1): Fix best edge condition.
7325 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7327 * jump.c (duplicate_loop_exit_test): Better test for jumps
7328 entering the loop; create loop pre_header.
7330 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
7332 * doc/install.texi: Add s390 and s390x as new targets.
7333 * doc/invoke.texi: Add documantation of S/390 and zSeries
7335 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
7337 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7339 * config/m68k/m68k.md: Replace all general_operand with
7340 nonimmediate_operand for all destinations.
7341 * config/m68k/m68k.c (not_sp_operand): Likewise.
7343 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
7345 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
7347 2001-07-30 Richard Henderson <rth@redhat.com>
7349 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
7350 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
7352 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7354 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
7355 Add missing doc strings
7356 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
7357 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
7359 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7361 * i386.c (ix86_output_main_function_alignment_hack): New function.
7362 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
7364 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
7365 edges by EDGE_DFS_BACK flag.
7366 (dump_edge_info): Add dfs_back flag.
7367 * basic-block.h (EDGE_DFS_BACK): New constant.
7368 (mark_dfs_back_edges): Declare.
7369 * alias.c (loop_p): Remove.
7370 (mark_constant_function): Use mark_dfs_back_edges.
7372 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
7373 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
7374 (compensate_edge): Break out from ...
7375 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
7376 (convert_regs_2): Set block_done once block is really done;
7377 Do updating of the predecesors counts.
7379 * toplev.c (rest_of_compilation): Recompute block_for_insn
7380 before post-reload cfg_cleanup.
7381 * function.c (thread_prologue_epilogue_insns):
7382 Call set_block_for_new_insns when emitting prologue directly.
7384 2001-07-30 Andreas Jaeger <aj@suse.de>
7386 * jump.c: Add prototype for mark_modified_reg.
7388 * cse.c (set_live_p): Add unused attribute.
7390 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
7392 (scan_for_source_files): Use long for count to avoid overflow.
7393 (output_data): Likewise.
7394 (output_data): Don't use string concatatenation to silence gcc
7397 * predict.c: Fix typos and grammar.
7399 * gcse.c (insert_insn_end_bb): Remove unused variables.
7401 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
7403 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
7404 (attempt_auto_inc): LIkewise.
7405 (mark_used_reg): Likewise.
7406 (try_pre_increment_1): Likewise.
7407 * regclass.c (regclass): Likewise.
7408 * global.c (allocno_compare): Update comment; change scaling factor.
7409 * local-alloc.c (QTY_CMP_PRI): Likewise.
7410 * regs.h (REG_FREQ_FROM_BB): New.
7411 (REG_FREQ_MAX): Likewise.
7413 2001-07-30 H.J. Lu <hjl@gnu.org>
7415 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
7418 2001-07-30 H.J. Lu (hjl@gnu.org)
7420 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
7421 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7422 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
7424 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
7426 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
7427 as -mthumb-interwork when -mcpu=arm7 is specified.
7429 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7431 * predict.def (noreturn, loop branch, loop exit): Mark as first
7434 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
7436 * combine.c (try_combine): Avoid barrier after noop jumps.
7438 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7440 * cpphash.h (struct cpp_reader): Remove import_warning.
7441 * cpplib.c (skip_rest_of_line): Don't bother turning off
7443 (parse_include): Move include handling to...
7444 (do_include_common): ... here. Move import warning from...
7445 (do_import): ... here.
7446 (do_pragma_poison): Don't do a callback for poison identifiers.
7447 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
7448 * cppmain.c (setup_callbacks): Similarly.
7450 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7452 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
7453 handle multiple sets.
7454 * except.c (sjlj_mark_call_sites): .... here.
7455 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
7457 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7459 Suggested by Richard Henderson and Richard Kenner:
7460 * combine.c (recog_for_combine): Use the fake recog
7461 only if instruction does not match.
7462 * rtl.h (NOOP_MOVE_INSN_CODE): New.
7463 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
7465 * combine.c (try_combine): Discover noop jump as direct jump.
7467 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
7469 * df.c (df_rd_global_compute): Add successors to worklist, not
7471 (df_ru_global_compute): Ditto.
7473 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
7475 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
7476 increment REG_N_SETS.
7478 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
7480 * sbitmap.h: New prototype for sbitmap_a_xor_b.
7482 * sbitmap.c (sbitmap_a_xor_b): New function.
7483 ifdef the basic block stuff on IN_GCC.
7485 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7487 * cppexp.c (parse_defined): Always record the macro name.
7488 (lex): Don't worry about identifiers, or special-case
7490 (_cpp_parse_expr): Figure out at the end of the routine
7491 whether we saw a valid !defined() expression.
7492 * cppfiles.c (stack_include_file): Update for mi_valid.
7493 (_cpp_pop_file_buffer): Similarly.
7494 * cpplex.c (_cpp_lex_token): Similarly.
7495 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
7496 mi_if_not_defined, mi_lexed): Remove.
7498 * cpplib.c (do_if): Simplify.
7499 (do_endif, push_conditional, _cpp_handle_directive): Update
7500 for renaming of mi_state to mi_valid.
7502 * cpp.texi: Add index entries for digraphs, and add comment
7503 that C++ refers to them as alternative tokens.
7505 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
7507 * basic-block.h (CLEANUP_PRE_LOOP): New.
7508 * except.c (finish_eh_generation): Update call of cleanup_cfg.
7509 * sibcall.c (optimize_sibling_calls): Likewise.
7510 * toplev.c (rest_of_compilation): Likewise.
7511 * flow.c (try_forward_edges): Take argument MODE;
7512 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
7513 (try_optimize_cfg): Update call of try_forward_edges.
7515 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7516 Jan Hubicka <jh@suse.cz>
7518 * (validate_replace_rtx_1): Fix simplification of MINUS.
7520 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
7522 PR preprocessor/3669
7523 * cppinit.c (init_dependency_output): Turn off dump requests
7524 if sending dependencies to stdout.
7526 2001-07-28 Richard Henderson <rth@redhat.com>
7528 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
7531 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
7533 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
7535 2001-07-28 Kazu Hirata <kazu@hxi.com>
7537 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
7538 is VAR_DECL first to prevent an ICE.
7540 2001-07-28 Richard Henderson <rth@redhat.com>
7542 * varasm.c (immed_real_const_1): Don't elide special cases for
7544 (clear_const_double_mem): Clear const_tiny_rtx too.
7546 2001-07-28 Richard Henderson <rth@redhat.com>
7548 * dwarf2out.c (dw_val_class_offset): New.
7549 (struct dw_ranges_struct, dw_ranges_ref): New.
7550 (ranges_table, ranges_table_allocated): New.
7551 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
7552 (add_AT_offset, add_ranges, output_ranges): New.
7553 (print_die, output_die): Handle dw_val_class_offset.
7554 (attr_checksum, size_of_die, value_format): Likewise.
7555 (gen_lexical_block_die): Handle non-contiguous blocks.
7556 (gen_block_die): Likewise.
7557 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
7558 if needed. Dump the ranges table.
7559 * final.c (final_start_function): Remove unnecessary notes and
7560 rebuild the block tree before numbering the blocks.
7561 * function.c (reorder_blocks_0): Walk the existing block tree
7562 to unmark all blocks.
7563 (reorder_blocks_1): Create block fragments when duplicate block
7565 (reorder_fix_fragments): New.
7566 (reorder_blocks): Call it.
7567 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
7569 2001-07-28 Richard Henderson <rth@redhat.com>
7571 * emit-rtl.c (adjust_address): Make a copy of the memory address.
7573 2001-07-28 Richard Henderson <rth@redhat.com>
7575 * flow.c (add_to_mem_set_list): New function.
7576 (init_propagate_block_info): Use it.
7577 (mark_set_1): Likewise.
7578 (insn_dead_p): Canonicalize memory address for dead store
7579 comparison. Allow wider mode stores to kill narrower mode stores.
7580 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
7581 (invalidate_mems_from_set): Don't handle MEMs.
7583 2001-07-28 Kazu Hirata <kazu@hxi.com>
7585 * config/h8300/h8300.h: Fix formatting.
7587 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7589 * basic-block.h (EDGE_FREQUENCY): New macro.
7590 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
7592 * flow.c (find_sub_basic_blocks): Likewise.
7593 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
7594 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
7596 * predict.c (DEF_PREDICTOR): New argument FLAGS.
7597 (HITRATE): New macro.
7598 (PRED_FLAG_FIRST_MATCH): New constant.
7599 (predictor_info): New field flgags.
7600 (combine_predictions_for_insn): Use DS theory to combine
7601 probabilities; set the edge probabilities when finished.
7602 (estimate_probability): Avoid duplicated matches
7603 of LOOP_BRANCH heuristics for nested loops; update comment.
7604 * predict.def: Add flags for each prediction, set probabilities
7605 according to B&L paper.
7606 * predict.h (DEF_PREDICTOR): New argument FLAGS.
7608 * profile.c (compute_branch_probabilities): Cleanup way the edge
7609 probabilities are computed and REG_BR_PROB notes are dropped; if
7610 values does not match, emit error.
7611 (init_branch_prob): Do error instead of warning when profile driven
7612 feedback is missing or corrupt.
7614 2001-07-27 DJ Delorie <dj@redhat.com>
7616 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
7617 against a constant, try to adjust the compare to have the desired
7618 constant in it so that min/max optimizations happen more often.
7620 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7622 * flow.c (last_loop_beg_note): New function.
7623 (redirect_edge_and_branch): Use it.
7624 (split_edge): Likewise.
7626 * alias.c (loop_p): Avoid uninitialized memory access.
7628 * flow.c (try_forward_edges): Avoid accessing freed memory.
7630 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
7633 2001-07-26 Andrew Haley <aph@redhat.com>
7634 Joern Rennecke <amylaar@redhat.com>
7636 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
7637 (SUBTARGET_CPP_ENDIAN_SPEC): New.
7638 (SUBTARGET_CPP_SPEC): New.
7640 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
7641 (SUBTARGET_CPP_PTR_SPEC): New.
7642 (CPP_DEFAULT_CPU_SPEC): New.
7643 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
7644 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7645 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
7646 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7647 (SUBTARGET_CPP_SPEC): Define as an empty string.
7649 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7651 * doc/install.texi (Configuration): Properly link the host
7652 specific instructions also when generating HTML.
7654 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
7656 * flow.c (redirect_edge_and_branch_force): Test
7657 target->global_live_at_start.
7659 2001-07-26 Richard Henderson <rth@redhat.com>
7661 * simplify-rtx.c (avoid_constant_pool_reference): Export.
7662 * rtl.h (avoid_constant_pool_reference): Declare it.
7663 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
7664 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
7666 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7668 * rtl.h (cleanup_barriers): Declare.
7669 * jump.c (cleanup_barriers): New function.
7670 * toplev.c (rest_of_compilation): Call cleanup_barriers
7671 before loop optimizer and after bb_reorder.
7673 * flow.c (back_edge_of_syntactic_loop_p): New.
7674 (split_edge): Use it.
7676 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7678 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
7680 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
7682 * cse.c (cse_process_notes): Replace any registers if the address
7685 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
7687 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
7688 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
7689 (propagate_block): Update prototype.
7690 * flow.c (update_life_info): Simplify the CFG and
7691 recalculate the global regs which are alive when
7692 removing dead code during a global update.
7693 (propagate_block): Return non-zero if an INSN is
7696 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7698 * Makefile.in (LIBICONV): Define.
7700 2001-07-26 Catherine Moore <clm@redhat.com>
7702 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
7703 of conditional to avoid tree checking errors.
7705 2001-07-26 Kazu Hirata <kazu@hxi.com>
7707 * regmove.c (regmove_optimize): Don't replace a reg with
7708 another reg of a different mode.
7710 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
7712 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
7713 limit length of dependancy flush list.
7714 * params.h (MAX_PENDING_LIST_LENGTH): Define.
7715 * sched-int.h (struct deps): Add pending_flush_length field.
7716 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
7717 has 1 element in it.
7718 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
7719 (sched_analyze): After a jump, if the pending memory flush list is too
7720 large, flush the pending lists.
7721 (init_deps): Initialize pending_flush_length to 0.
7722 * doc/invoke.texi (max_pending_list_length): Document parameter.
7724 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
7726 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
7727 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
7728 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
7730 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7732 * cpphash.h (struct_lexer_state): Delete was_skipping.
7733 Move skipping here from struct cpp_reader.
7734 * cpplex.c (parse_identifier): Update.
7735 (_cpp_lex_token): Don't skip tokens in a directive.
7736 * cpplib.c (struct if_stack): Update.
7737 (start_directive, end_directive): Don't change skipping state.
7738 (_cpp_handle_directive): Update.
7739 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
7740 (do_else, do_endif): Update; only check for excess tokens if not
7741 in a skipped conditional block.
7742 (push_conditional): Update for new struct if_stack.
7744 2001-07-26 Graham Stott <grahams@redhat.com>
7746 * function.c (locate_and_pad_parm): Also pad initial offset
7747 so that the total argument size also includes the padding.
7749 2001-07-26 Graham Stott <grahams@redhat.com>
7751 * gensupport.c (alter_output_for_insn): Correct enable checking failure
7752 change XSTR to XTMPL.
7754 (process_one_cond_exec): Likewise
7756 2001-07-25 Richard Henderson <rth@redhat.com>
7758 * varasm.c (assemble_variable): Create DECL_RTL before setting
7761 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
7763 * predict.c (estimate_probability): Avoid duplicated predictions.
7765 * loop.c (find_and_verify_loops): Grok multiple barriers.
7767 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7769 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
7771 * dbxout.c: Consistently use putc instead of fputc.
7772 (print_wide_int): New function; call instead of direct fprintf.
7773 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
7774 (dbxout_type_fields, dbxout_type_method_1): Likewise.
7775 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
7776 (print_int_cst_octal): Likewise.
7777 (print_octal): Show we wrote characters.
7778 (dbxout_type): Set have_used_extensions in more places.
7780 2001-07-25 Catherine Moore <clm@redhat.com>
7782 * config/v850/v850.c (v850_va_arg): Use addr
7783 instead of valist to build incr.
7785 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
7787 * flow.c (delete_dead_jumptables): New function.
7788 (life_analyzis): Call it.
7789 * bb-reorder.c (skip_insns_after_block): Handle contradictory
7792 2001-07-25 Richard Henderson <rth@redhat.com>
7794 * except.c (reachable_handlers): Handle a region being removed
7795 out from under a RESX.
7797 2001-07-25 Richard Henderson <rth@redhat.com>
7799 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
7800 swap GE/GT if it is an fp comparison.
7802 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
7804 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
7807 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
7809 * ssa.c (rename_insn_1): Do not wrap an assignment to a
7810 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
7813 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
7815 (visit_expression): When attempting to simplify an expression,
7816 retrieve any modes for arguments before they are simplified
7819 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7820 Janis Johnson <janis@us.ibm.com>
7822 * stmt.c (expand_goto): A nonlocal goto can be a call too.
7823 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
7824 pointer parameters to match documented usage of nonlocal_goto.
7825 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
7826 parameters to their correct order.
7827 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
7828 parameters to their correct order.
7830 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7832 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
7834 2001-07-25 Jan Hubicka <jh@suse.cz>
7835 Richard Henderson <rth@redhat.com>
7837 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
7839 (make_edges): New argument update_p; populate the edge cache if set.
7840 (find_basic_blocks): Update make_edges invocation.
7842 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7844 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
7846 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7848 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
7849 -Acpu and -Amachine.h.
7850 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
7851 Corrected header to say ELF not a.out.
7852 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
7853 when given -msoft-float.
7855 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7857 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
7858 extra multilib parts like arm-elf.
7859 (i960-*-coff*, i960-*-rtems): Should not use collect2.
7860 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
7861 crtfini.o as extra multilib parts.
7863 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7865 * configure.in: Add rtems as a supported thread model.
7866 * gthr-rtems.h: Add missing entry point __gthread_active_p.
7867 * configure: Rebuilt.
7869 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
7871 * stor-layout.c (get_mode_alignment): make it work when
7872 BITS_PER_UNIT is not a power of two.
7873 * builtins.c (get_pointer_alignment): Likewise.
7875 2001-07-24 Richard Henderson <rth@redhat.com>
7877 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
7878 the retrieved constant into the expected mode.
7880 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7882 * flow.c (try_simplify_condjump): Avoid duplicated edges.
7883 (verify_flow_info): Check for duplicated edges; clarify
7886 * flow.c (block_label): Update basic_block_for_insn.
7887 (commit_edge_insertions): Call compute_bb_for_insn.
7889 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
7892 * flow.c (redirect_edge_and_branch,
7893 try_optimize_cfg): Use redirect_edge_succ_nodup
7894 (redirect_edge_succ_nodup): New.
7895 * basic_block.h (redirect_edge_succ_nodup): Declare.
7897 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
7900 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7902 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
7903 (try_crossjump_to_edge): Update commetns.
7904 (try_crossjump_bb): Likewise.
7906 2001-07-24 Richard Henderson <rth@redhat.com>
7908 * combine.c (distribute_notes): Move set of need_refresh
7909 for noop_move_p down to catch all cases.
7911 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
7913 * recog.c (split_all_insns_noflow): New.
7914 * rtl.h (split_all_insns_noflow): Declare.
7915 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
7916 * m68hc11.c (m68hc11_reorg): Likewise.
7917 * sh.c (machine_dependent_reorg): Likewise.
7918 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
7921 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7923 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
7924 (ashlsi3_n splitter): Likewise.
7925 (lshrsi3_n splitter): Likewise.
7927 (GOTaddr2picreg): Make const SImode.
7928 (sym_label2reg): Likewise.
7929 (symGOT2reg): Likewise.
7930 (symGOTOFF2reg) Likewise.
7932 (casesi_worker_0): Make unspec SImode.
7934 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7936 * config/sh/sh.c (barrier_align): Check that an operand really is
7937 an insn before extracting its INSN_CODE.
7939 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
7941 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
7944 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
7945 for SImode to prevent overflow.
7947 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7949 * config/mips/irix6-libc-compat.c: New file.
7950 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
7951 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
7954 2001-07-24 lars brinkhoff <lars@nocrew.org>
7956 * rtl.texi (REG_POINTER): Document.
7957 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
7958 QFmode, HFmode, TQFmode, QCmode, and HCmode.
7960 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7962 * flow.c (delete_noop_moves): Do not confuse libcall regions.
7964 2001-07-23 Richard Henderson <rth@redhat.com>
7966 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
7968 2001-07-23 Kazu Hirata <kazu@hxi.com>
7970 * config/h8300/h8300-protos.h: Add a prototype for
7971 general_operand_dst_push.
7972 * config/h8300/h8300.c (general_operand_dst_push): New.
7973 * config/h8300/h8300.h (OK_FOR_T): New.
7974 (EXTRA_CONSTRAINT): Use it.
7975 * config/h8300/h8300.md (movqi_push): Remove and integrate into
7976 the existing movqi pattern.
7977 (movhi_push): Likewise.
7979 * reload.c: Fix comment typos.
7981 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7983 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
7985 2001-07-23 H.J. Lu (hjl@gnu.org)
7987 * doc/extend.texi: Update __builtin_return_address and
7988 __builtin_frame_address.
7990 2001-07-23 Richard Henderson <rth@redhat.com>
7992 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
7994 * config/i386/i386.md: New setcc+movzbl peephole2.
7996 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7998 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
7999 * objc/objc-act.c: Include debug.h.
8000 (synth_module_prologue): Save and restore debug hooks too.
8002 2001-07-23 lars brinkhoff <lars@nocrew.org>
8004 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
8005 and C4X_FLOAT_FORMAT.
8006 (BOOL_TYPE_SIZE): Document.
8008 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
8010 * unroll.c (loop_iterations): Fix miscalculation of initial
8013 2001-07-13 Andrew Haley <aph@redhat.com>
8015 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
8016 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
8017 * config/sh/sh.c (sh_can_redirect_branch): New function.
8018 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
8019 * reorg.c (steal_delay_list_from_target): Use
8020 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
8022 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
8024 * flow.c (try_simplify_condjump): Unlink insn chain on
8025 fallthru edge; use can_fallthru.
8027 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
8029 * basic-block.h (find_sub_basic_block): Declare.
8030 * flow.c (make_edges): New arguments MIN and MAX;
8031 (find_sub_basic_blocks): Revamp to use make_edges
8032 and purge_dead_edges.
8033 (find_basic_blocks): Update call of find_sub_basic_block.
8035 * recog.c (split_all_insns): Always expect CFG to be consistent;
8036 call find_sub_basic_blocks in case something has changed.
8037 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
8040 * basic-block.h (delete_noop_moves): Declare.
8041 * combine.c (combine_instructions): Call it.
8042 (recog_for_combine): Tolerate noop moves
8043 (distribute_notes): Force refresh when register dies at noop move.
8044 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
8046 (life_analysis): Update delete_noop_moves call.
8047 (set_noop_p): Move too ...
8048 * rtlanal.c (noop_move_p): ... here.
8049 * rtl.h (noop_move_p): Declare.
8051 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
8052 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
8054 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
8055 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
8057 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
8059 * reload.c (push_reload): Fix typo in comment.
8060 (find_reloads_address): Ditto.
8061 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
8063 2001-07-22 Richard Henderson <rth@redhat.com>
8065 * flow.c: Grammar check and clarify a lot of comments.
8066 (try_simplify_condjump): Rename variables to be clearer.
8067 (try_forward_edges): Skip complex and fallthru edges.
8068 Rearrange tests to avoid duplicate checks.
8069 (flow_find_cross_jump): Likewise.
8070 (outgoing_edges_match): Allow match if neither branch has
8071 probability data. Loosen probability match to 5%.
8072 (try_crossjump_to_edge): Hoist repeated indirection into
8074 (try_crossjump_bb): Don't check complex edges. Eliminate
8075 redundant crossjump tests.
8076 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
8077 checks before more expensive checks.
8079 2001-07-22 Richard Henderson <rth@redhat.com>
8081 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
8082 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
8085 2001-07-22 Richard Henderson <rth@redhat.com>
8087 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
8088 (const_sint32_operand): Likewise.
8089 * m68k.md (anon mulsi pattern): Use const_int_operand not
8090 const_sint32_operand.
8091 (umulsi3_highpart): Zero extend a constant input.
8092 (smulsi3_highpart): Don't bother checking SImode constant.
8093 (const_umulsi3_highpart): Give op3 DImode.
8094 (const_smulsi3_highpart): Likewise.
8096 2001-07-22 Richard Henderson <rth@redhat.com>
8098 * flow.c (split_block): Make sure bb_note is included in the
8099 new block when splitting before a label.
8101 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
8103 * basic-block.h (redirect_edge_and_branch_force,
8104 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
8105 * flow.c (redirect_edge_and_branch_force,
8106 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
8107 (redirect_edge_and_branch_force): Fix copying of lifeness information.
8108 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
8109 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
8110 instead of label; update CFG after transformation.
8111 (find_if_case_1): Update call, use redirect_edge_and_branch_force
8112 for finishing the transformation; handle even case where ELSE
8113 does not follow THEN.
8114 (find_if_case_2): Update call of dead_or_predictable; simplify
8117 * emit-rtl.c (split_branch_probability): New global variable.
8118 (try_split): Take care to set split_branch_probability and
8119 create REG_BR_PROB note for new jump insns.
8120 * md.texi (define_split): Document new feature.
8122 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
8124 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
8126 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
8127 (asm_out_file): Remove redundant declaration.
8128 (assemble_asm): Remove old #if 0 block.
8129 (assemble_variable): Remove end of function; debug output is
8130 now handled with global_decl. Remove old #if 0 block. Update.
8131 Remove saved_in_section and associated no-op code.
8132 * Makefile.in (varasm.o): Correct dependencies.
8134 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
8136 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8137 the definition in defaults.h.
8139 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
8141 * jump.c: Update comments.
8142 (delete_barrier_successors, delete_unreferenced_labels,
8143 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
8144 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
8145 jump_optimize, jump_optimize_minimal): Kill.
8146 (rebuild_jump_labels): Move code from jump_optimize_1.
8147 (purge_line_number_notes): Likewise.
8148 (copy_loop_headers): Likewise.
8149 * reg-stack.c: Update comment.
8151 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
8152 JUMP_AFTER_REGSCAN): Kill.
8153 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
8154 purge_line_number_notes and copy_loop_headers.
8156 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
8157 Richard Henderson <rth@redhat.com>
8159 * dbxout.c (dbxout_global_decl): New.
8160 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8161 * sdbout.c (sdbout_finish): New.
8162 (sdbout_debug_hooks): Use it, add comments.
8163 (sdbout_global_decl): Defer initialised public vars to
8165 * varasm.c (assemble_variable): Don't output debug information
8166 for file-scope variables.
8168 2001-07-22 Richard Henderson <rth@redhat.com>
8170 * config/alpha/alpha.c (get_trap_mode_suffix): New.
8171 (get_round_mode_suffix): New.
8172 (print_operand): Use them for [/]. Remove support for [&'`()+].
8173 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
8174 * config/alpha/alpha.md (attr round_suffix): New.
8175 (attr trap_suffix): New.
8176 (all insns): Set them appropriately. Use %/ instead of the
8179 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8181 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
8183 2001-07-22 Richard Henderson <rth@redhat.com>
8185 * regrename.c (regrename_optimize): Compute nregs for each
8186 potential target register.
8188 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
8189 Richard Henderson <rth@redhat.com>
8191 * dbxout.c (dbxout_global_decl): New.
8192 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8193 * sdbout.c (sdbout_finish): New.
8194 (sdbout_debug_hooks): Use it, add comments.
8195 (sdbout_global_decl): Defer initialised public vars to
8197 * varasm.c (assemble_variable): Don't output debug information
8198 for file-scope variables.
8200 2001-07-21 H.J. Lu (hjl@gnu.org)
8202 * config/mips/mips.c (mips_cpu): Moved into ...
8203 (override_options): Here.
8205 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
8207 (mips_cpu): Removed.
8209 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8211 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
8212 ("iorqi3"): Likewise.
8213 ("xorqi3"): Likewise.
8214 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
8215 ("*subhi3_sp): Likewise.
8216 ("*subhi3"): Likewise.
8217 ("extendhisi2"): Accept D, X and Y as source operand to avoid
8220 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
8222 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
8223 * config/freebsd.h: Likewise.
8224 * config/linux.h: Likewise.
8225 * config/openbsd.h: Likewise.
8226 * config/alpha/linux-elf.h: Likewise.
8227 * config/arm/linux-elf.h: Likewise.
8228 * config/d30v/d30v.h: Likewise.
8229 * config/fr30/fr30.h: Likewise.
8230 * config/ia64/aix.h: Likewise.
8231 * config/ia64/ia64.h: Likewise.
8232 * config/mips/linux.h: Likewise.
8233 * config/pj/pj.h: Likewise.
8234 * config/rs6000/linux.h: Likewise.
8235 * config/sparc/linux.h: Likewise.
8236 * config/sparc/linux64.h: Likewise.
8238 2001-07-20 Bruce Korb <bkorb@gnu.org>
8240 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
8241 because getc() and char* may disagree on signedness.
8243 2001-07-20 Richard Henderson <rth@redhat.com>
8245 * doc/rtl.texi (REG_DEAD): Update for current semantics.
8247 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
8248 insns to delete in the presence of cc0 in a jump insn.
8250 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8251 Jan Hubicka <jh@suse.cz>
8253 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
8254 of doing the change by hand.
8256 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8258 * rtlanal.c (set_noop_p): Return true for noop jumps.
8260 * expr.c (emit_single_push_insn): Add call to push expander.
8261 * expr.h (optab_index): Add OTI_push
8262 (push_optab): New constant.
8263 * genopinit.c (optabs): Add push_optab.
8264 * optabs.c (init_optab): Init push optab.
8265 * md.texi (push??1): Document
8267 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8269 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
8270 expand to emit the pattern; put a REG_INC note for push/pop
8272 ("movdf", "movdf_internal"): Likewise.
8273 ("movsi", "movsi_internal"): Likewise.
8274 ("movsf", "movsf_internal"): Likewise.
8275 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
8277 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8279 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
8282 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
8284 * params.def: Change default max inline insns to 100.
8286 2001-07-20 Diego Novillo <dnovillo@redhat.com>
8288 * combine.c (combine_simplify_rtx): Generate a new shift operation
8289 when simplifying the first operand of a (neg (ashift)) expression.
8291 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
8293 * regclass.c (N_REG_INTS): Use only 32 bits per element.
8295 2001-07-20 Kelley Cook <kelley.cook@home.com>
8297 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
8298 information. Move rest into ...
8299 (*-*-solaris): ... here. Eliminate redundant information and
8300 reword necessary packages section. Delete 4.x assembler bug info.
8301 (sparc-sun-*): Merge into ...
8302 (sparc-sun-sunos*): here.
8304 2001-07-20 Catherine Moore <clm@redhat.com>
8306 * config/v850/v850.md (casesi): Generate LABEL_REF
8309 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
8311 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
8312 * i386.c (ix86_zero_extend_to_Pmode): Make global.
8313 * i386.md (strclrsi expander): Use it.
8315 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8317 * integrate.c (copy_insn_list): handle
8318 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
8319 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
8320 identically as to CODE_LABEL.
8322 * fold-const (fold): Convert A/B/C to A/(B*C) and
8325 * except.c (connect_post_landing_pads): Delete the RESX insns.
8327 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
8329 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
8331 * config/mips/mips.md (nmadd/nmsub): Use macro.
8333 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
8335 * cppinit.c (remove_dup_dir): Make static.
8336 (remove_dup_dirs): Make static. Only warn about preempting a
8337 system directory with a non-system directory.
8339 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8341 * ifcvt.c (noce_try_store_flag_constants): Correct order
8342 of parameters to trunc_int_for_mode.
8344 2001-07-19 Mark Mitchell <mark@codesourcery.com>
8346 * reorg.c (fill_simple_delay_slots): If an instruction might throw
8347 an exception that will be caught within this function, do not fill
8348 its delay slot with any subsequent instruction.
8350 2001-07-19 Steve Ellcey <sje@cup.hp.com>
8352 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
8353 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
8354 pointer extension instruction.
8355 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
8356 * simplify-rtx.c (simplify_unary_operation) Likewise.
8357 * explow.c (convert_memory_address) Check value of
8358 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
8360 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
8361 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
8362 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
8363 Add Multilib Support.
8364 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
8365 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
8366 Add Multilib Support.
8367 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
8369 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
8370 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
8371 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
8373 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
8375 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
8376 old and new operands in `<', `3' and `b'.
8378 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8380 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
8381 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
8382 (toplev.o): Don't depend on xcoffout.h.
8383 * c-decl.c: Include debug.h
8384 (duplicate_decls): Use debug hook.
8385 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
8386 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8387 (dbxout_types): Remove.
8388 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
8389 * debug.c (do_nothing_debug_hooks): Update.
8390 (debug_true_tree, debug_nothing_rtx): New.
8391 * debug.h (struct rtx_def): New.
8392 (struct gcc_debug_hooks): New hooks ignore_block,
8393 outlining_inline_function and label.
8394 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
8395 dwarf2out_frame_finish): New.
8396 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
8397 Make static, update prototype.
8398 (dwarf2_debug_hooks): Update.
8399 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
8400 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
8401 * dwarfout.c (dwarf_debug_hooks): Update.
8402 * emit-rtl.c: Include debug.h.
8403 (remove_unnecessary_notes): Use debug hook.
8404 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
8405 (final_scan_insn): Use debug hook.
8406 * integrate.c (output_inline_function): Use debug hook.
8407 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
8408 (sdb_debug_hooks): Update.
8409 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
8410 * toplev.c: Don't include xcoffout.h.
8411 (note_outlining_of_inline_function, debug_ignore_block): Remove.
8412 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
8414 * tree.h (dwarf2out_do_frame): Remove.
8416 2001-07-19 Catherine Moore <clm@cygnus.com>
8418 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
8420 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8422 * reload1.c (eliminate_regs_in_insn): When updating a set
8423 to the frame pointer to the hardware frame pointer, perform
8424 the update always not just when REPLACE is set.
8426 * reload1.c (choose_reload_regs): Don't inherit a reload
8427 that crosses multiple registers if registers past the first
8428 don't fit in the desired class.
8430 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
8431 when negating constants.
8433 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
8435 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
8436 * doc/tree.texi: Ditto.
8438 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
8439 Jakub Jelinek <jakub@redhat.com>
8441 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
8442 (extract_cie_info): Handle "eh" augmentation properly,
8444 (struct frame_state, __frame_state_for): New.
8446 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8448 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
8449 HANDLE_SYSV_PRAGMA): Define.
8450 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
8452 (copy_object): Caller changed.
8454 2001-07-19 Andreas Schwab <schwab@suse.de>
8456 * configure.in (assembler dwarf2 debug_line support): Define nop
8458 * configure: Regenerated.
8460 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8462 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
8464 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
8465 to conditionally compiled block.
8466 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8467 * dbxout.h (dbxout_function): Remove.
8468 * debug.c (do_nothing_debug_hooks): Update.
8469 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
8470 global_decl, deferred_inline_function.
8471 * dwarf2out.c (dwarf2_debug_hooks): Update.
8472 (dwarf2out_global_decl): New.
8473 * dwarfout.c: Don't include dwarfout.h.
8474 (dwarfout_global_decl, dwarfout_function_decl,
8475 dwarfout_deferred_inline_function): New.
8476 (dwarf_debug_hooks): Update.
8477 * dwarfout.h: Remove.
8478 * final.c: Don't include dwarfout.h.
8479 * sdbout.c (sdbout_global_decl): New.
8480 (sdbout_debug_hooks): Update.
8481 * toplev.c: Don't include dwarfout.h.
8482 (check_global_declarations, rest_of_compilation): Use new debug hooks.
8483 (note_deferral_of_defined_inline_function): Remove.
8484 * toplev.h (note_deferral_of_defined_inline_function): Remove.
8485 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
8486 * ch/lex.c: Don't include dwarfout.h.
8487 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
8488 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
8489 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
8490 * cp/optimize.c: Include debug.h.
8491 (maybe_clone_body): Use debug hook.
8492 * cp/semantics.c: Include debug.h.
8493 (expand_body): Use debug hook.
8494 * po/POTFILES.in: Remove dwarfout.h.
8496 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8498 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
8499 * c-parse.in (yyerror, _yylex): Similarly.
8500 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
8501 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
8503 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
8504 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
8506 2001-07-18 Jeff Sturm <jsturm@one-point.com>
8508 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
8509 in-class declaration at -g1. Fixes c++/2814.
8511 2001-07-18 Richard Henderson <rth@redhat.com>
8513 * doc/md.texi (reload_in/out): Document restrictions in predicates
8514 and constraints for these patterns. Document empty string matching
8517 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8519 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
8521 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8523 * cse.c: Undo my previous patch.
8525 2001-07-18 Tom Tromey <tromey@redhat.com>
8528 * configure: Rebuilt.
8529 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
8531 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
8533 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
8534 Jan Hubicka <jh@suse.cz>
8536 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
8537 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
8538 * jump.c (mark_jump_label): Do not forward branches.
8540 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
8542 * cse.c (delete_trivially_dead_insns): Delete the libcall block
8543 when return value is unused.
8545 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8547 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
8549 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
8551 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
8552 on error. We can't blindly return the result of
8553 pthread_mutex_trylock because it returns a positive number on
8554 error, while we must return -1 on error.
8555 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
8557 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
8559 2001-07-18 Andreas Jaeger <aj@suse.de>
8561 * integrate.c (output_inline_function): Correct type of debug_hooks.
8563 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
8565 * combine.c (combine_simplify_rtx): DIV can be treated
8566 associatively for floats if unsafe math optimisations are enabled.
8568 2001-07-17 Richard Henderson <rth@redhat.com>
8570 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
8572 2001-07-17 Richard Henderson <rth@redhat.com>
8574 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
8575 don't force the function address into a register.
8576 (expand_call, emit_library_call_value_1): Update callers.
8577 * builtins.c (expand_builtin_apply): Likewise.
8578 * expr.h (prepare_call_address): Update decl.
8580 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
8582 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
8584 * config/i386/chorus.h: Move up.
8585 * config/sparc/chorus.h: Likewise.
8586 * config/rs6000/chorus.h: Likewise.
8587 * config/chorus.h: Moved here.
8589 2001-07-17 Andreas Schwab <schwab@suse.de>
8591 * configure.in (assembler eh_frame optimization): Handle big
8593 * configure: Regenerated.
8595 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
8597 * expr.c (epxand_expr): Convert divisions into multiplications by
8598 reciprocals if -ffast-math.
8600 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
8602 * dbxout.c (dbxout_really_begin_function): Rename to
8603 dbxout_begin_function.
8604 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8605 (dbxout_begin_function): Remove.
8606 (dbxout_function): Update.
8607 (dbxout_source_line): Update prototype.
8608 * dbxout.h (dbxout_begin_function): Remove.
8609 * debug.c (do_nothing_debug_hooks): Update.
8610 (debug_nothing_tree): Update.
8611 (debug_nothing_charstar_rtx): Remove.
8612 * debug.h (union tree_node): Declare.
8613 (struct rtx_def): Remove.
8614 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
8615 begin_function. Change source_line prototype.
8616 (debug_nothing_tree): New.
8617 (debug_nothing_charstar_rtx): Delete.
8618 (dwarf2out_begin_prologue): Moved from ...
8620 * dwarf2out.c (dwarf2_debug_hooks): Update.
8621 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
8622 debug info, call dwarf2out_source_line.
8623 (dwarf2out_souce_line): Update prototype.
8624 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
8625 Change prototype, make static.
8626 (dwarfout_source_line): Update prototype.
8627 (dwarf_debug_hooks): Update.
8628 * dwarfout.h (dwarfout_begin_function): Remove.
8629 * final.c (final_start_function, final_scan_insn): Use appropriate
8630 debug hooks, update to use notice_source_line.
8631 (output_source_line): Rename notice_source_line. Don't call the
8632 source_line debug hook.
8633 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
8634 make static, update prototype.
8635 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
8637 (sdbout_end_prologue): New.
8638 (sdbout_source_line): Update prototype.
8639 (sdbout_debug_hooks): Update.
8640 (sdbout_symbol): Remove unused var.
8641 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
8643 * varasm.c: Include debug.h.
8644 (assemble_start_function): Use begin_function debug_hook.
8645 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8646 update with prototype.
8647 (xcoffout_source_line): Update prototype.
8648 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8650 (xcoffout_source_line): Update prototype.
8652 2001-07-17 Richard Henderson <rth@redhat.com>
8654 * c-typeck.c (build_binary_op): Do not shorten unsigned
8655 right shift after sign extension.
8657 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
8659 * combine.c (combine_simplify_rtx): Attempt to simplify
8660 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
8662 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
8663 (simplify_binary_operation, simplify_unary_operation,
8664 simplify_relational_operation): Use it.
8666 * combine.c (combine_simplify_rtx): Don't do associative law
8667 on divisions; allow associative law on floats.
8669 2001-07-17 H.J. Lu <hjl@gnu.org>
8670 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8672 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
8673 ASM_OUTPUT_WEAK_ALIAS are defined.
8674 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
8675 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
8677 * config/mips/iris5.h: ... here.
8678 (HANDLE_SYSV_PRAGMA): Defined as 1.
8679 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
8680 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
8683 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
8685 * c-parse.in (all_prefix_attributes): New variable.
8686 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
8687 (maybe_resetattrs): New production.
8688 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
8689 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
8690 notype_initdcl, nested_function, notype_nested_function,
8691 component_decl, components, components_notype,
8692 component_declarator, component_notype_declarator,
8693 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
8694 ivars, mydecl, myparm): Update. Avoid prefix attributes just
8695 after a comma being applied to more than one declarator.
8696 * doc/extend.texi (Attribute Syntax): Update. Remove
8697 documentation of bugs that are no longer present.
8699 2001-07-13 Eric Christopher <echristo@redhat.com>
8701 * config/mips/mips.h: Change TUNE_MIPS* options to use
8703 (EXTRA_SPECS): Add cc1_cpu_spec.
8704 * config/mips/mips.md (muldf3): Fix typo.
8706 2001-07-16 Richard Henderson <rth@redhat.com>
8708 * config/m68k/m68k.c: Include expr.h and reload.h.
8709 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
8710 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
8712 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8713 Richard Henderson <rth@redhat.com>
8715 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
8716 (insn_live_p): Fix fall off end of function.
8717 (dead_libcall_p): Remove COUNTS argument; update callers.
8718 (delete_trivially_dead_insns): Remove unused variables.
8720 2001-07-17 Andreas Jaeger <aj@suse.de>
8722 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
8725 * lcm.c (optimize_mode_switching): Avoid warning for unused
8726 variable if !NORMAL_MODE.
8728 * flow.c (try_crossjump_to_edge): Remove unused variable.
8730 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8732 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
8733 atexit declaration in stdlib.h.
8735 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
8737 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
8739 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8741 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
8742 * except.c (finish_eh_generation): Update call of cleanup_cfg;
8743 do rebuild_jump_labels instead of jump_optimize
8744 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
8745 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
8746 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
8748 * flow.c: Include timevar.h
8749 (find_basic_block): Push/pop timevar;
8750 (cleanup_cfg): Likewise.
8751 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
8752 * Makefile: Add dependencies on timevar.h
8754 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
8755 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
8757 * rtl.h (delete_trivially_dead_insns): Add new parameter.
8758 * toplev.c (rest_of_compilation): Update calls.
8759 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
8760 (delete_trivially_dead_insns): ... here; accept new argument
8761 preserve_basic_blocks; preserve basic blocks if set.
8763 * reg-stack.c (stack_regs_mentioned): Return 0 if
8764 stack_regs_mentioned_data is not initialized.
8765 (reg_to_stack): Make stack_regs_mentioned survive after the
8766 reg-stack is completted; do not call cleanup_cfg.
8767 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
8768 make cleanup_cfg after bb-reorder to output to debug file.
8770 2001-07-16 Richard Henderson <rth@redhat.com>
8772 * regclass.c (init_reg_sets): Use only 32 bits per initializer
8773 from int_reg_class_contents.
8775 2001-07-16 Richard Henderson <rth@redhat.com>
8777 * hard-reg-set.h (regs_invalidated_by_call): Declare.
8778 * regclass.c (regs_invalidated_by_call): Move from cse.c.
8779 (init_reg_sets_1): Move initialization from cse_main.
8780 * cse.c (regs_invalidated_by_call): Move to regclass.c.
8781 (cse_main): Move its initialization also.
8782 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
8783 * flow.c (propagate_one_insn): Likewise.
8784 * gcse.c (compute_hash_table): Likewise.
8785 (compute_kill_rd, compute_store_table): Likewise.
8786 * sched-deps.c (sched_analyze_1): Likewise.
8788 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
8790 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
8793 2001-07-16 Steve Ellcey <sje@cup.hp.com>
8795 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
8796 in if statement so we don't access undefined memory.
8798 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8800 * gcse.c: Update comment at top.
8801 Update comment on mem handling.
8802 mem_last_set, mem_first_set, mem_set_in_block: gone.
8803 Declaration of reg_set_info: gone.
8804 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
8805 pointless with load_killed_in_block_p (they are *more*
8806 conservative then it, not less, and less accurate).
8807 (oprs_not_set_p): Ditto.
8808 (alloc_gcse_mem): Don't allocate mem_set_in_block
8809 (free_gcse_mem): Don't free it, either.
8810 (record_last_mem_set_info): Update comment in front, remove
8811 mem_*set_* stuff. Note the reason we don't handle stores directly
8813 (compute_hash_table): Update comments to reflect reality. Remove
8814 mem_*set_* references.
8815 (reset_opr_set_tables): Remove mem_*set_* references.
8817 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
8818 (mark_clobber): Ditto (on both parts, we double set here too).
8819 (expr_killed_p): Remove mem_set_in_block test.
8820 (compute_transp): Remove mem_set_in_block test.
8822 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
8823 of edge, and removal of phi alternative to dump file.
8824 (ssa_ccp_substitute_constants): Add note about register now being
8825 constant, and which uses were replaced in what insns to dump file.
8827 2001-07-16 Andreas Jaeger <aj@suse.de>
8829 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
8830 variables of type HOST_WIDEST_INT.
8832 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
8833 (__bb_exit_func): Correct type of count_max to avoid overflow.
8834 (num_digits): Handle long long argument.
8836 * combine.c (gen_lowpart_for_combine): Remove unused variable.
8838 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8840 * output.h (sdb_begin_function_line): Restore as an extern
8842 * sdbout.c (sdb_begin_function_line): Make extern.
8844 2001-07-15 Richard Henderson <rth@redhat.com>
8846 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
8847 * genrecog.c (maybe_both_true_mode): New.
8848 (maybe_both_true_2): Use it.
8849 (write_switch): Don't put Pmode in a switch.
8850 * rtl.c (mode arrays): Don't explicitly size them.
8852 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8854 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
8855 handling; move unconditional splitting before mode switching.
8857 * i386.md (type): Add fistp type.
8858 (i387, length_attr, scheduling definitions): Handle this type.
8859 (fix_trunc?f?i2): Revamp to use mode switching.
8860 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
8861 * i386.h (fp_cw_mode): New enum
8862 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
8863 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
8865 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8867 * Makefile.in (integrate.o): Add debug.h.
8868 * integrate.c (debug.h): Add.
8869 (output_inline_function): Save, reset, and restore debug_hooks.
8871 2001-07-15 Richard Henderson <rth@redhat.com>
8873 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
8874 instead of COMPARE for the EQUIV expression.
8876 2001-07-15 Richard Henderson <rth@redhat.com>
8878 * flow.c (redirect_edge_and_branch_force): Initialize
8879 global_live_at_start and global_live_at_end.
8880 (allocate_bb_life_data): Export.
8881 * basic-block.h (allocate_bb_life_data): Declare.
8882 * toplev.c (rest_of_compilation): Call it.
8884 2001-07-15 Richard Henderson <rth@redhat.com>
8886 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
8887 (alpha_tablejump_best_label): New.
8888 * config/alpha/alpha-protos.h: Declare them.
8889 * config/alpha/alpha.md: Use braced strings for code blocks.
8890 (tablejump_osf): Break out add with r29.
8891 (tablejump_osf_internal): Remove.
8892 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
8893 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
8895 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8897 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
8900 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
8902 * i386-protos.h (ix86_split_fp_branch): Update prototype.
8903 (ix86_fp_jump_nontrivial_p): New.
8904 * i386.md (fp_jcc_?): Update call of split_fp_branch;
8905 use ix86_fp_jump_nontrivial_p.
8906 * i386.c (ix86_fp_jump_nontrivial_p): New.
8907 (ix86_split_fp_branch): Accept code instead of rtx.
8908 (ix86_expand_compare): Expand comparison early in case
8909 doing so is resonably cheap.
8911 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
8913 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
8915 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
8916 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
8918 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
8920 * dbxout.c (dbxout_source_line): Make static, update prototype.
8921 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
8922 (dbxout_init, dbxout_finish, dbxout_source_line,
8923 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
8924 * dbxout.h (dbxout_source_line): Delete.
8925 * debug.c (debug_nothing_file, debug_nothing_file_int,
8926 debug_nothing_file_charstar_rtx): New.
8927 (do_nothing_debug_hooks): Update.
8928 (debug_nothing_void, debug_nothing_charstar_rtx,
8929 dwarf2out_end_epilogue): New.
8930 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8931 * debug.h (struct rtx_def): Declare.
8932 (gcc_debug_hooks): New hooks source_line, end_epilogue
8934 (debug_nothing_void, debug_nothing_charstar_rtx,
8935 dwarf2out_end_epilogue): New.
8936 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8937 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
8938 (dwarf2_debug_hooks): Update.
8939 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
8940 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
8941 * dwarf2out.h (dwarf2out_source_line): Remove.
8942 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
8943 Make static, update prototype.
8944 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
8945 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
8946 (dwarf_debug_hooks): Update.
8947 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
8948 dwarfout_end_function): Remove.
8949 * final.c (profile_function): Use debug hooks for ending functions
8951 (output_source_line, final_end_function): Update prototype,
8953 (final_start_function, final_scan_insn): Update.
8954 * output.h (sdb_begin_function_line): Remove.
8955 (final_end_function): Update prototype.
8956 * sdbout.c (sdb_begin_function_line): Make static.
8957 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
8958 (sdbout_source_line): New.
8959 (sdbout_end_epilogue, sdbout_end_function): Make static, update
8961 (sdb_debug_hooks): Update.
8962 (sdbout_init, sdbout_source_line,
8963 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
8964 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
8965 * toplev.c (compile_file, rest_of_compilation): Update.
8966 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
8967 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
8968 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
8969 Update for prototype changes.
8970 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
8971 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
8973 2001-07-15 Richard Henderson <rth@redhat.com>
8975 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
8976 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
8977 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
8978 * config/alpha/alpha.c: Likewise.
8979 * config/alpha/alpha.md: Likewise.
8980 * config/alpha/alpha32.h: Likewise.
8981 * config/alpha/vms.h: Likewise.
8984 2001-07-14 Richard Henderson <rth@redhat.com>
8986 * config/alpha/alpha.md: Use define_constants for unspec values.
8987 Substitute throughout.
8989 2001-07-14 Tim Josling <tej@melbpc.org.au>
8991 * tree.def (EXPON_EXPR) remove. Never supported anyway.
8993 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
8995 * pa.md: Remove unused constraints from define_split's.
8997 2001-04-14 Richard Henderson <rth@redhat.com>
8999 * ifcvt.c (find_cond_trap): Test for exit block.
9001 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
9003 Re-install recently reverted patch.
9004 * emit-rtl.c (try_split): Update mark_jump_label call.
9005 * flow.c (find_sub_basic_blocks): Likewise.
9006 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
9008 (mark_all_labels): Kill second parameter.
9009 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
9010 (rebuild_jump_labels, jump_optimize_minimal): Update call
9012 (jump_optimize_1): Kill crossjumping code.
9013 (mark_jump_label): Kill cross_jump parameter.
9014 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
9015 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
9016 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
9018 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
9020 (dump_file_info): Likewise.
9021 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
9022 reorganize passes to do reg-stack first, bb-reorder second.
9023 * invoke.texi (-d letters doc): Remove the jump2 pass.
9025 2001-07-14 Richard Henderson <rth@redhat.com>
9027 * ifcvt.c (find_cond_trap): New.
9028 (find_if_header): Call it.
9029 (merge_if_block): Relax existing jump sanity check.
9030 * jump.c (jump_optimize_1): Remove conditional trap handling.
9032 2001-07-14 Alan Modra <amodra@bigpond.net.au>
9034 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
9036 (insn_refs_are_delayed): Correct comment.
9037 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
9038 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
9039 instead of r31. Make associated insn !TARGET_64BIT, and
9040 provide an additional 64-bit insn that clobbers r2.
9042 (udivsi3): Likewise.
9044 (umodsi3): Likewise.
9046 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
9048 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
9050 * flow.c (redirect_edge_and_branch_force, split_edge,
9051 try_crossjump_to_edge): Use set_block_for_new_insns.
9052 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
9054 2001-07-13 H.J. Lu (hjl@gnu.org)
9056 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
9059 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
9061 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
9063 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
9065 * c-common.c (decl_attributes): Take a pointer to the node to
9066 which attributes are to be attached, and a flags argument.
9067 * c-common.h (enum attribute_flags): New.
9068 (decl_attributes): Update prototype.
9069 * c-decl.c (start_decl, push_parm_decl, finish_struct,
9070 finish_enum, start_function): Update calls to decl_attributes.
9071 * c-parse.in (component_declarator, component_notype_declarator,
9072 label): Update calls to decl_attributes.
9074 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
9076 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
9077 * config/avr/avr.c (legitimate_address_p): Return value changed
9078 from letter to register classes. For better debugging.
9080 2001-07-13 Kazu Hirata <kazu@hxi.com>
9082 * jump.c (reversed_comparison_code_parts): Fix comment typos.
9084 2001-07-13 H.J. Lu (hjl@gnu.org)
9086 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
9088 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
9090 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
9091 correctly for shared configurations.
9092 * config/t-libgcc-pic: New.
9093 * config/{i386,m68k,sparc}/t-openbsd: New.
9094 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
9095 Support -shared. Support debugging libraries with -g.
9096 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
9097 frame information does not emit pointer diffs.
9098 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
9101 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
9103 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
9105 2001-07-13 David Edelsohn <edelsohn@gnu.org>
9107 * combine.c (try_combine): Ensure const_int pow2 is positive.
9109 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
9111 * config.gcc: Add configuration for s/390.
9112 * config/s390/s390.c: New. Subroutines for code generation.
9113 * config/s390/s390.h: New. Definitions for s/390.
9114 * config/s390/s390-protos.h: New. Prototypes.
9115 * config/s390/linux.h: New. Definitions for linux for s/390.
9116 * config/s390/linux64.h: New. Definitions for linux for zSeries.
9117 * config/s390/t-linux: New. Makefile fragment.
9118 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
9119 * config/s390/fixdfdi.h: New. Fix L_fix*di.
9121 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
9123 * emit-rtl.c (try_split): Update mark_jump_label call.
9124 * flow.c (find_sub_basic_blocks): Likewise.
9125 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
9127 (mark_all_labels): Kill second parameter.
9128 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
9129 (rebuild_jump_labels, jump_optimize_minimal): Update call
9131 (jump_optimize_1): Kill crossjumping code.
9132 (mark_jump_label): Kill cross_jump parameter.
9133 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
9134 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
9135 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
9137 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
9139 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
9140 reorganize passes to do reg-stack first, bb-reorder second.
9141 * invoke.texi (-d letters doc): Remove the jump2 pass.
9143 2001-07-12 Steve Ellcey <sje@cup.hp.com>
9145 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
9147 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9149 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
9151 (verify_flow_info): Make diagnostics prettier.
9153 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9155 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
9157 * flow.c (outgoing_edges_match): Return early if condition reversal
9160 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
9162 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
9163 (mips_move_2words): When splitting a move into two instructions,
9164 prefix the second address operand with '%D'.
9166 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
9168 * Makefile.in (final.o): Depend on debug.h.
9169 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
9170 (dbx_debug_hooks): Add new hooks.
9171 (xcoff_debug_hooks): New.
9172 * debug.c (debug_nothing_file_int_int): New.
9173 (do_nothing_debug_hooks): Update.
9174 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
9175 (debug_nothing_file_int_int): New.
9176 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
9177 static, update prototype.
9178 (dwarf2_debug_hooks): Update.
9179 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
9180 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
9181 static, update prototype.
9182 (dwarf_debug_hooks): Update.
9183 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
9184 * final.c: Include debug.h.
9185 (final_scan_insn): Use debug hooks when beginning and ending blocks.
9186 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
9187 static, update prototype.
9188 (sdb_debug_hooks): Update.
9189 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
9190 * toplev.c: Distinguish between xcoff and dbx.
9192 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
9193 Call all debug hooks, not just dwarf ones.
9195 2001-07-11 Timothy Wall <twall@redhat.com>
9197 * config.gcc: Add configuration for AIX5/IA64.
9198 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
9199 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
9200 support prefix/suffix code.
9201 * config/ia64/t-aix: New. Makefile fragment.
9202 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
9204 2001-07-11 Kazu Hirata <kazu@hxi.com>
9206 * recog.c (validate_change): Fix a comment typo.
9208 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
9210 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
9211 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
9213 * dbxout.c (dbx_debug_hooks): Add new hooks.
9214 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
9216 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
9218 * dbxout.h (dbxout_start_new_source_file,
9219 dbxout_resume_previous_source_file): Delete.
9220 * debug.c (do_nothing_debug_hooks): Add new hooks.
9221 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9222 (debug_nothing_int_charstar, debug_nothing_int): New.
9223 * debug.h (gcc_debug_hooks): New hooks define, undef,
9224 start_source_file and end_source_file.
9225 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9226 (debug_nothing_int_charstar, debug_nothing_int): New.
9227 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
9228 the conditionally compiled section.
9229 (dwarf2out_start_source_file, dwarf2out_end_source_file,
9230 dwarf2out_define, dwarf2out_undef): Make static.
9231 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
9232 dwarf2out_define, dwarf2out_undef): Remove.
9233 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
9234 (dwarfout_start_source_file, dwarfout_end_source_file,
9235 dwarfout_define, dwarfout_undef): Make static.
9236 (dwarfout_start_source_file_check,
9237 dwarfout_end_source_file_check): New.
9238 (dwarfout_define, dwarfout_finish): Update.
9239 * dwarfout.h (dwarfout_start_new_source_file,
9240 dwarfout_resume_previous_source_file, dwarfout_define,
9241 dwarfout_undef): Remove.
9242 * sdbout.c (sdb_debug_hooks): Add new hooks.
9243 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
9245 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
9246 make static, take an arg.
9247 * sdbout.h (sdbout_start_new_source_file,
9248 sdbout_resume_previous_source_file): Delete.
9249 * toplev.c (debug_start_source_file, debug_end_source_file,
9250 debug_define, debug_undef): Delete.
9251 * toplev.h (debug_start_source_file, debug_end_source_file,
9252 debug_define, debug_undef): Delete.
9254 * java/jcf-parse.c: Include debug.h.
9255 (parse_class_file): Update to use debug hooks directly.
9256 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
9258 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9260 * alias.c (set_mem_alias_set): New function.
9261 * rtl.h (set_mem_alias_set): Declare it.
9262 * builtins.c (expand_builtin_return_addr): Call it instead of
9263 using MEM_ALIAS_SET accessor.
9264 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
9265 (get_memory_rtx, expand_builtin_va_arg): Likewise.
9266 (expand_builtin_va_copy):Likewise.
9267 * caller-save.c (setup_save_areas): Likewise.
9268 * calls.c (compute_argument_addresses): Likewise.
9269 * explow.c (set_mem_attributes): Likewise.
9270 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
9271 (expand_assignment, store_constructor_field, store_field): Likewise.
9272 (expand_expr_unaligned): Likewise.
9273 * function.c (assign_stack_temp_for_type): Likewise.
9274 (put_reg_into_stack, gen_mem_addressof): Likewise.
9275 * ifcvt.c (noce_try_cmove_arith): Likewise.
9276 * reload1.c (reload, alter_reg): Likewise.
9277 * config/alpha/alpha.c (get_aligned_mem): Likewise.
9278 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
9279 (alpha_expand_unaligned_store): Likewise
9280 (alpha_expand_unaligned_load_words): Likewise.
9281 (alpha_expand_unaligned_store_words): Likewise.
9282 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
9283 (alpha_expand_epilogue): Likewise.
9284 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
9285 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
9286 * config/i386/i386.c (legitimize_pic_address): Likewise.
9287 * config/i960/i960.c (setup_incoming_varargs): Likewise.
9288 * config/ia64/ia64.c (spill_restore_mem): Likewise.
9289 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
9290 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
9291 * config/mips/mips.c (mips_va_arg): Likewise.
9292 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9293 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
9294 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9295 (setup_incoming_varargs, rs6000_va_arg): Likewise.
9296 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
9297 (rs6000_emit_epilogue): Likewise.
9298 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
9299 * config/sparc/sparc.c (sparc_va_arg): Likewise.
9300 * config/v850/v850.c (v850_va_arg): Likewise.
9302 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
9304 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
9305 when fallthru edge is present.
9306 (mege_blocks): Handle case where creation of jump insn
9309 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
9310 CLEANUP_POST_REGSTACK): New constants.
9311 * except.c (finish_eh_generation): Update call of cleanup_cfg,
9312 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
9313 * output.h (cleanup_cfg): Update prototype.
9314 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
9315 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
9316 cleanup_cfg call; kill missleading comment.
9317 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
9318 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
9319 parameter; control optimizations performed using it.
9320 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
9321 try_crossjump_bb): New functions.
9323 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9325 * pa.c (pa_output_function_prologue): Delete prototype. Make function
9327 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
9328 pa_output_function_prologue.
9329 * pa-protos.h (pa_output_function_prologue): New prototype.
9331 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9333 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
9334 and low to get correct sign extension in low+high test.
9336 2001-07-11 Janis Johnson <janis@us.ibm.com>
9338 * gcov.c (arcdata): Use gcov_type to fix branch percentage
9339 for large hit count.
9341 * profile.c (branch_prob): Fix .bbg info for computed gotos
9344 2001-07-11 Mark Mitchell <mark@codesourcery.com>
9346 * stmt.c (parse_output_constraint): New function, split out
9348 (expand_asm_operands): ... here. Use parse_output_constraint.
9349 * tree.h (parse_output_constraint): Declare it.
9351 2001-07-11 Richard Henderson <rth@redhat.com>
9353 * bitmap.c: Comment some functions; fiddle whitespace.
9354 (bitmap_free): Don't export.
9355 (bitmap_element_allocate): Use memset.
9356 * bitmap.h (bitmap_free): Don't declare.
9358 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
9360 * gcse.c, lcm.c, sched-deps.c:
9361 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
9363 * flow.c (flow_loops_find): Free dom if we found no loops, since
9364 we aren't going to save it.
9366 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
9369 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
9371 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
9373 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9375 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
9376 #ifndef DWARF2_DEBUGGING_INFO.
9378 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9380 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
9382 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9384 * config/mips/mips.c (gen_int_relational): Tell the caller not to
9385 reverse a branch if a NE comparison is implemented with GTU.
9387 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9388 H.J. Lu <hjl@gnu.org>
9390 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
9392 (call_internal2): Likewise.
9393 (call_value_internal1): Likewise.
9394 (call_value_internal2): Likewise.
9395 (call_value_multiple_internal1): Likewise.
9396 (call_value_multiple_internal2): Likewise.
9398 2001-07-10 Kazu Hirata <kazu@hxi.com>
9400 * calls.c (emit_library_call_value_1): Fix a comment typo.
9401 * dwarf2out.c (mem_loc_descriptor): Likewise.
9402 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
9404 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
9406 * simplify-rtx.c (simplify_subreg): Fix typo in comment
9408 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9410 * recog.c (offsettable_address_p): Handle LO_SUM case.
9411 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
9412 instead of plus_constant.
9414 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9416 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
9417 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
9419 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9421 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
9422 adjust_address_nv instead of plus_constant.
9424 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
9426 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
9427 dwarf2out.o): Depend on debug.h, wrap long lines.
9428 * dbxout.c: Include debug.h.
9429 (dbx_debug_hooks): New.
9430 (dbxout_init): Make static, take just 2 args.
9431 (dbxout_finish): Make static.
9432 * dbxout.h (dbxout_init, dbxout_finish): Delete.
9433 * debug.c: New file.
9434 * debug.h: New file.
9435 * dwarf2out.c: Include debug.h.
9436 (dwarf2_debug_hooks): New.
9437 (dwarf2out_init): Make static.
9438 (dwarf2out_finish): Make static, take 2 args.
9439 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
9440 * dwarfout.c: Include debug.h.
9441 (dwarf_debug_hooks): New.
9442 (dwarfout_init): Make static.
9443 (dwarfout_finish): Make static, take 2 args.
9444 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
9445 * sdbout.c: Include debug.h.
9446 (sdb_debug_hooks): New.
9447 (sdbout_init): Make static, take 2 args.
9448 * sdbout.h (sdbout_init): Delete.
9449 * toplev.c: Include debug.h.
9451 (compile_file): Set deubg_hooks based on command line options.
9452 Use the hooks unconditionally rather than conditional compilation.
9454 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
9456 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
9457 first_insn_after_basic_block_note instead.
9459 * df.c (df_bb_refs_unlink): #if 0 out for now.
9461 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
9463 * ssa.h: Add prototype for ssa_const_prop
9464 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
9465 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
9466 (ssa_fast_dce): Remove unused variable
9468 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9470 * diagnostic.c (finish_diagnostic): Rename to
9471 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
9474 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
9476 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
9479 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
9480 (dump_file): Only pad the demangled name with spaces if the
9481 mangled name was padded with spaces.
9483 2001-07-10 Bernd Schmidt <bernds@redhat.com>
9485 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
9488 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9490 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
9491 extraction if no direct load if either EXPAND_CONST_ADDRESS or
9494 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
9495 whether can put offset inside LO_SUM to check mode alignment, not size.
9497 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9499 * doc/tm.texi (Misc): Fix thinko.
9501 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
9503 * regmove.c (replace_in_call_usage): Fix warnings.
9504 * sched-deps.c (add_dependence): Fix warnings.
9505 * simplify-rtx.c (simplify_subreg): Likewise.
9506 Return NULL_RTX instead of NULL.
9508 * reg-stack.c (emit_swap_insn): Eliminate warnings.
9509 (subst_asm_stack_regs): Likewise.
9511 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
9514 * dwarf2out.c (output_call_frame_info): Declare i as int.
9515 (build_abbrev_table): Declare n_alloc as int.
9516 (dwarf2out_finish): Initialize die.
9517 * except.c: Declare sjlj_funcdef_number as unsigned.
9518 (connect_post_landing_pads): Declare j as unsigned.
9519 (convert_to_eh_region_ranges): Initialize call_site.
9520 (output_function_exception_table): Initialize tt_format_size.
9521 * expr.c (move_by_pieces_1): Initialize to1.
9522 (store_constructor): Initialize minelt and maxelt.
9523 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
9524 * function.c (instantiate_decls): Avoid signed/unsigned warning.
9526 * c-decl.c (combine_parm_decls): Unused, remove.
9527 * c-tree.h: Remove prototype for combine_parm_decls.
9529 * reload.c (push_reload): Fix warning.
9530 (regno_clobbered_p): Likewise.
9531 * reload1.c (replace_pseudos_in_call_usage): Likewise.
9532 (reload_combine): Likewise.
9534 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
9535 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
9537 * bitmap.c (bitmap_operation): Change user.
9538 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
9540 2001-07-10 Eric Christopher <echristo@redhat.com>
9542 * config/mips/mips.c (override_options): Fix typo.
9544 2001-07-09 Stan Shebs <shebs@apple.com>
9546 * target.h (struct gcc_target): New fields init_builtins and
9548 * target-def.h (TARGET_INIT_BUILTINS): New macro.
9549 (TARGET_EXPAND_BUILTIN): New macro.
9550 (TARGET_INITIALIZER): Add them.
9551 * builtins.c: Include target.h.
9552 (expand_builtin): Use targetm.expand_builtin.
9553 (default_init_builtins): New function.
9554 (default_expand_builtin): New function.
9555 * expr.h (default_init_builtins): Declare.
9556 (default_expand_builtin): Declare.
9557 * c-common.c (c_common_nodes_and_builtins): Use
9558 targetm.init_builtins.
9559 * defaults.h (MD_INIT_BUILTINS): Remove.
9560 * Makefile.in (builtins.o): Depend on target.h.
9562 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
9563 (TARGET_EXPAND_BUILTIN): Define.
9564 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
9565 (MD_EXPAND_BUILTIN): Remove.
9567 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
9568 (TARGET_EXPAND_BUILTIN): Define.
9569 (c4x_init_builtins): Make endlink arg a local.
9570 (c4x_print_operand): Fix typos in adjust_address usages.
9571 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
9572 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
9573 (MD_EXPAND_BUILTIN): Remove.
9575 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
9576 (TARGET_EXPAND_BUILTIN): Define.
9577 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
9578 (ix86_init_builtins): Call new function only if TARGET_MMX.
9579 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
9580 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
9581 (MD_EXPAND_BUILTIN): Remove.
9583 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
9584 (TARGET_EXPAND_BUILTIN): Define.
9585 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
9586 (MD_EXPAND_BUILTIN): Remove.
9588 * doc/tm.texi: Document these changes.
9590 2001-07-09 Diego Novillo <dnovillo@redhat.com>
9592 * basic-block.h (tree_node): Forward declare if needed.
9593 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
9594 (BLOCK_HEAD_TREE): Define.
9595 (BLOCK_END_TREE): Define.
9596 (struct loops): Rename field 'tree' to 'tree_root'.
9597 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
9599 (flow_loops_tree_build): Rename reference to field 'tree' to
9601 (flow_loops_level_compute): Ditto.
9602 * predict.c (estimate_bb_frequencies): Ditto.
9603 * tree.h (struct tree_common): Add field 'aux'.
9605 2001-07-09 Stan Shebs <shebs@apple.com>
9607 * config/darwin.c (darwin_encode_section_info): Don't mark any
9608 DECL_EXTERNAL node as defined.
9610 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9612 * pa.c (pa_init_machine_status, pa_mark_machine_status,
9613 pa_free_machine_status, hppa_init_pic_save): Delete.
9614 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
9615 (hppa_profile_hook): Use hppa_pic_save_rtx.
9616 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
9617 hppa_init_pic_save): Delete.
9618 (hppa_pic_save_rtx): Declare.
9619 * pa.md (call, call_value, sibcall, sibcall_value,
9620 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
9622 2001-07-09 Kazu Hirata <kazu@hxi.com>
9624 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
9625 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
9627 2001-07-09 Andreas Jaeger <aj@suse.de>
9629 * output.h: Add declaration of final_forward_branch_p.
9631 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
9633 * varray.c: Include errors.h for internal_error and trim_filename
9636 * Makefile.in (varray.o): Add errors.h.
9638 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
9640 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
9641 * optabs.c (have_add2_insn): Check whether the add insn chosen
9642 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
9643 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
9645 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
9647 * Makefile.in (OBJS): Add ssa-ccp.o
9648 (ssa-ccp.o): Add dependencies.
9649 * toplev.c (DFI_ssa_ccp): New dump file enum.
9650 (dump_file): Add entry for dumping after SSA CCP.
9651 (flag_ssa_ccp): New flag variable.
9652 (f_options): Add -fssa-ccp.
9653 (rest_of_compilation): Run SSA CCP if requested.
9654 * timevar.def (TV_SSA_CCP): New timevar.
9655 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
9656 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
9657 Fix minor typo in SSA DCE documentation.
9658 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
9659 Add documentation for new dump option. Renumber dump files
9662 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9664 * emit-rtl.c (gen_highpart_mode): New.
9665 * rtl.h (gen_highpart_mode): Declare.
9666 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
9667 operand can be VOIDmode constant.
9669 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
9671 * flow.c (redirect_edge_and_branch_force): New.
9672 (can_fallthru): Ensure that basic blocks are succeeding.
9673 (try_optimize_cfg): Do not delete basic block if it is the last one.
9675 * flow.c (try_redirect_by_replacing_jump): Do not remove
9676 jumps with side effects, unlink chain on fallthru edge;
9677 set block for new jump instruction; avoid basic block to
9678 over by line number note.
9680 * flow.c (try_simplify_condjump): Verify that the condjump
9681 is not always falling trought.
9684 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9686 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9687 (try_redirect_by_replacing_jump): Update properly the count
9688 and frequency information.
9690 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9692 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
9693 address that is a LO_SUM specially.
9694 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
9696 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
9698 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
9699 (operand_subword): Use them.
9700 (change_address_1): Renamed from change_address; new arg VALIDATE.
9701 * expr.h: Reflect above changes; change_address now macro.
9702 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
9704 * cselib.c (add_mem_for_addr): Likewise.
9705 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
9706 * regmove.c (try_apply_stack_adjustment): Likewise.
9707 * reload.c (push_reload, make_memloc): Likewise.
9708 * reload1.c (eliminate_regs): Likewise.
9709 * simplify-rtx.c (simplify_replace_rtx): Likewise.
9710 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
9712 * combine.c (make_extraction, simplify_shift_const): Likewise.
9713 (gen_lowpart_for_combine): Likewise.
9714 * cse.c (gen_lowpart_if_possible): Likewise.
9715 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
9716 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
9717 * optabs.c (gen_move_insn): Likewise.
9718 * reload1.c (alter_reg): Likewise.
9719 * simplify-rtx.c (simplify_subreg): Likewise.
9720 * stmt.c (expand_anon_union_decl): Likewise.
9721 * recog.c (validate_replace_rtx_1): Likewise.
9723 * Makefile.in (recog.o): Add $(EXPR_H).
9724 * explow.c (stabilize): Call replace_equiv_address.
9725 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
9726 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
9728 2001-07-03 Andrew Haley <aph@redhat.com>
9730 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
9731 the mode of the memory location.
9733 2001-07-09 Bo Thorsen <bo@suse.co.uk>
9735 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
9737 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
9739 * final.c (output_addr_const): Use target opening and
9740 closing parentheses.
9741 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
9742 defaults, add to TARGET_ASM_OUT.
9743 * target.h (struct gcc_target): Add open_paren and close_paren.
9744 * doc/md.texi: Update.
9745 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
9746 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
9747 TARGET_ASM_CLOSE_PAREN.
9748 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9750 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9752 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
9753 * config/a29k/a29k.h: Similarly.
9754 * config/alpha/alpha.h: Similarly.
9755 * config/arc/arc.h: Similarly.
9756 * config/arm/aof.h: Similarly.
9757 * config/arm/aout.h: Similarly.
9758 * config/avr/avr.h: Similarly.
9759 * config/c4x/c4x.h: Similarly.
9760 * config/clipper/clipper.h: Similarly.
9761 * config/convex/convex.h: Similarly.
9762 * config/d30v/d30v.h: Similarly.
9763 * config/dsp16xx/dsp16xx.h: Similarly.
9764 * config/elxsi/elxsi.h: Similarly.
9765 * config/fr30/fr30.h: Similarly.
9766 * config/h8300/h8300.h: Similarly.
9767 * config/i370/i370.h: Similarly.
9768 * config/i386/i386.h: Similarly.
9769 * config/i860/i860.h: Similarly.
9770 * config/i960/i960.h: Similarly.
9771 * config/ia64/ia64.h: Similarly.
9772 * config/m32r/m32r.h: Similarly.
9773 * config/m68hc11/m68hc11.h: Similarly.
9774 * config/m68k/m68k.h: Similarly.
9775 * config/m88k/m88k.h: Similarly.
9776 * config/mcore/mcore.h: Similarly.
9777 * config/mips/mips.h: Similarly.
9778 * config/mn10200/mn10200.h: Similarly.
9779 * config/mn10300/mn10300.h: Similarly.
9780 * config/ns32k/ns32k.h: Similarly.
9781 * config/pa/pa.h: Similarly.
9782 * config/pdp11/pdp11.h: Similarly.
9783 * config/pj/pj.h: Similarly.
9784 * config/romp/romp.h: Similarly.
9785 * config/rs6000/rs6000.h: Similarly.
9786 * config/sh/sh.h: Similarly.
9787 * config/sparc/sparc.h: Similarly.
9788 * config/v850/v850.h: Similarly.
9789 * config/vax/vax.h: Similarly.
9790 * config/we32k/we32k.h: Similarly.
9792 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
9794 * doc/c-tree.texi: Document representation of attributes.
9796 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9798 * doc/tm.texi: Update some places for the rename of target to
9801 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9803 * target.h (struct gcc_target): Add insert_attributes.
9804 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
9805 (TARGET_INITIALIZER): Update.
9806 * tree.c, tree.h (default_insert_attributes): New function.
9807 Update comments on other default functions to refer to targetm,
9809 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
9810 TARGET_INSERT_ATTRIBUTES.
9811 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
9812 * c-common.c (decl_attributes): Use targetm.insert_attributes.
9813 Don't use PRAGMA_INSERT_ATTRIBUTES.
9814 * Makefile.in (c-common.o): Depend on $(TARGET_H).
9815 * c-decl.c (start_decl, start_function): Don't call
9816 SET_DEFAULT_DECL_ATTRIBUTES.
9817 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9818 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
9820 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
9821 (c4x_check_attribute): Avoid modifying attribute list itself.
9822 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
9824 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
9825 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
9827 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
9828 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
9830 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9831 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
9833 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
9834 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
9835 Adjust parameters. Make static.
9837 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9839 * c-common.c (decl_attributes): Only take a single attributes
9841 * c-common.h (decl_attributes): Update prototype.
9842 * c-decl.c (start_decl, start_function): Only take a single
9843 attributes parameter. Update calls to decl_attributes.
9844 (finish_struct, finish_enum): Update calls to decl_attributes.
9845 (push_parm_decl): Expect unified list of attributes. Update call
9847 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
9848 notype_nested_function, component_declarator,
9849 component_notype_declarator, label): Update calls to
9851 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
9852 lists that are passed to push_parm_decl.
9853 * c-tree.h (start_function, start_decl): Update prototypes.
9854 * config/sh/sh-protos.h, config/sh/sh.c
9855 (sh_pragma_insert_attributes): Only take a single attributes
9857 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
9858 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
9859 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
9860 build_module_descriptor, generate_static_references,
9861 generate_strings, build_selector_translation_table,
9862 generate_descriptor_table, generate_protocols,
9863 generate_ivars_list, generate_dispatch_table,
9864 generate_protocol_list, generate_category,
9865 generate_shared_structures, really_start_method, add_objc_decls,
9866 generate_classref_translation_entry): Update calls to start_decl
9868 (build_tmp_function_decl, start_method_def): Unify attribute lists
9869 that are passed to push_parm_decl.
9871 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
9873 * final.c (no_asm_to_stream): New.
9874 (final_scan_insn): Use target structures for prologue ends
9875 and epilogue starts.
9876 * output.h (no_asm_to_stream): New.
9877 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
9878 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
9879 (TARGET_ASM_OUT): Update.
9880 * target.h (struct gcc_target): New members function_end_prologue
9881 and function_begin_epilogue.
9882 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
9883 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
9884 * config/alpha/alpha.c (output_end_prologue): Rename to
9885 alpha_output_function_end_prologue. Use in target struct
9887 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
9888 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
9889 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
9890 ia64_output_function_end_prologue. Use in target struct
9892 (ia64_function_prologue, ia64_funciton_epilogue): Rename
9893 mistyped prototypes.
9894 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
9895 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
9897 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
9898 an use in target struct, make static.
9899 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
9902 2001-07-08 Richard Henderson <rth@redhat.com>
9904 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
9906 2001-07-08 Richard Henderson <rth@redhat.com>
9908 * config/i386/i386.md: Remove constraints strings from define_split
9909 and define_peephole2 patterns.
9910 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
9911 (eh_return): Use them.
9913 2001-07-08 Richard Henderson <rth@redhat.com>
9915 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
9916 Document MD_FALLBACK_FRAME_STATE_FOR.
9918 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9920 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
9921 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
9923 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
9925 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
9927 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
9928 of the label inside NAME as opposed to just the end of NAME.
9930 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
9932 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
9933 * config/alpha/alpha.c (alpha_init_machine_status,
9934 alpha_mark_machine_status, alpha_free_machine_status): Delete.
9935 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
9936 (vms_valid_decl_attribute_p): Make static, conditionally compile.
9937 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
9939 2001-07-06 Stan Shebs <shebs@apple.com>
9941 * target.h (targetm): Rename global from "target", so as not to
9942 conflict with local variables.
9944 * c-typeck.c: Ditto.
9948 * cp/decl2.c: Ditto.
9949 * cp/typeck.c: Ditto.
9950 * 1750a/1750a.c: Ditto.
9951 * a29k/a29k.c: Ditto.
9955 * clipper/clipper.c: Ditto.
9956 * convex/convex.c: Ditto.
9957 * d30v/d30v.c: Ditto.
9958 * dsp16xx/dsp16xx.c: Ditto.
9959 * elxsi/elxsi.c: Ditto.
9960 * fr30/fr30.c: Ditto.
9961 * h8300/h8300.c: Ditto.
9962 * i370/i370.c: Ditto.
9963 * i386/i386.c: Ditto.
9964 * i860/i860.c: Ditto.
9965 * i960/i960.c: Ditto.
9966 * ia64/ia64.c: Ditto.
9967 * m32r/m32r.c: Ditto.
9968 * m68hc11/m68hc11.c: Ditto.
9969 * m68k/m68k.c: Ditto.
9970 * m88k/m88k.c: Ditto.
9971 * mips/mips.c: Ditto.
9972 * ns32k/ns32k.c: Ditto.
9974 * pdp11/pdp11.c: Ditto.
9975 * romp/romp.c: Ditto.
9976 * rs6000/rs6000.c: Ditto.
9978 * sparc/sparc.c: Ditto.
9980 * we32k/we32k.c: Ditto.
9981 * doc/tm.texi: Update the manual to match.
9983 2001-07-06 Richard Henderson <rth@redhat.com>
9985 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
9986 DWARF2_UNWIND_INFO not just whether it is defined.
9988 2001-07-06 Diego Novillo <dnovillo@redhat.com>
9990 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
9991 call to simplify_binary_operation returns a new pattern.
9993 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9995 * glimits.h (__SHRT_MAX__): New.
9996 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
9997 (SHRT_MAX): Define in terms of __SHRT_MAX__.
9999 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
10001 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
10004 2001-07-06 Richard Henderson <rth@redhat.com>
10006 * bitmap.c (bitmap_release_memory): Move adjacent to the
10007 allocation functions.
10008 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
10009 the implementation. Binary search for the set bit.
10010 (bitmap_union_of_diff): Allocate the temporary on the stack
10011 instead of using xmalloc.
10013 2001-07-06 Richard Henderson <rth@redhat.com>
10015 * genrecog.c (validate_pattern): Warn for constraints in
10016 define_{expand,split,peephole2}. Remove strict_low_part
10017 before looking up match_dup.
10019 2001-07-06 DJ Delorie <dj@redhat.com>
10021 * doc/gcc.texi (Makefile): Rename to be a more general purpose
10022 chapter about various build hints and history. Add section
10023 talking about the various types of native and cross builds.
10025 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
10027 * Makefile.in (final.o): Depend on target.h.
10028 * final.c: Include target.h.
10029 (default_function_pro_epilogue): New.
10030 (final_start_function): Use target structure for function prologues.
10031 (final_end_function): Use target structure for function epilogues.
10032 * fold-const.c (real_hex_to_f): Constify s and p.
10033 * output.h (default_function_pro_epilogue): New.
10034 * real.h (real_hex_to_f): Update prototype.
10035 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
10036 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
10037 (TARGET_INITIALIZER): Update.
10038 * target.h (gcc_target): Add struct asm_out.
10039 * doc/tm.texi: Update.
10042 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
10043 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
10044 in cpu/cpu.c, or rename old functions consistently. Take
10045 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
10046 redundant macros and prototypes. Make new functions static.
10048 * 1750a/1750a.c: Similarly.
10049 * 1750a/1750a.h: Similarly.
10050 * a29k/a29k-protos.h: Similarly.
10051 * a29k/a29k.c: Similarly.
10052 * a29k/a29k.h: Similarly.
10053 * arc/arc-protos.h: Similarly.
10054 * arc/arc.c: Similarly.
10055 * arc/arc.h: Similarly.
10056 * arm/arm-protos.h: Similarly.
10057 * arm/arm.c: Similarly.
10058 * arm/arm.h: Similarly.
10059 * avr/avr-protos.h: Similarly.
10060 * avr/avr.c: Similarly.
10061 * avr/avr.h: Similarly.
10062 * clipper/clipper-protos.h: Similarly.
10063 * clipper/clipper.c: Similarly.
10064 * clipper/clipper.h: Similarly.
10065 * convex/convex.c: Similarly.
10066 * convex/convex.h: Similarly.
10067 * d30v/d30v-protos.h: Similarly.
10068 * d30v/d30v.c: Similarly.
10069 * d30v/d30v.h: Similarly.
10070 * d30v/d30v.md: Similarly.
10071 * dsp16xx/dsp16xx-protos.h: Similarly.
10072 * dsp16xx/dsp16xx.c: Similarly.
10073 * dsp16xx/dsp16xx.h: Similarly.
10074 * elxsi/elxsi.c: Similarly.
10075 * elxsi/elxsi.h: Similarly.
10076 * fr30/fr30.c: Similarly.
10077 * fr30/fr30.md: Similarly.
10078 * h8300/h8300-protos.h: Similarly.
10079 * h8300/h8300.c: Similarly.
10080 * h8300/h8300.h: Similarly.
10081 * i370/i370-protos.h: Similarly.
10082 * i370/i370.c: Similarly.
10083 * i370/i370.h: Similarly.
10084 * i386/i386.c: Similarly.
10085 * i386/osf1elf.h: Similarly.
10086 * i386/osfrose.h: Similarly.
10087 * i860/i860-protos.h: Similarly.
10088 * i860/i860.c: Similarly.
10089 * i860/i860.h: Similarly.
10090 * i960/i960-protos.h: Similarly.
10091 * i960/i960.c: Similarly.
10092 * i960/i960.h: Similarly.
10093 * ia64/ia64-protos.h: Similarly.
10094 * ia64/ia64.c: Similarly.
10095 * ia64/ia64.h: Similarly.
10096 * m32r/m32r-protos.h: Similarly.
10097 * m32r/m32r.c: Similarly.
10098 * m32r/m32r.h: Similarly.
10099 * m68hc11/m68hc11-protos.h: Similarly.
10100 * m68hc11/m68hc11.c: Similarly.
10101 * m68hc11/m68hc11.h: Similarly.
10102 * m68k/crds.h: Similarly.
10103 * m68k/dpx2.h: Similarly.
10104 * m68k/m68k-protos.h: Similarly.
10105 * m68k/m68k.c: Similarly.
10106 * m68k/m68k.h: Similarly.
10107 * m68k/news.h: Similarly.
10108 * m88k/m88k-protos.h: Similarly.
10109 * m88k/m88k.c: Similarly.
10110 * m88k/m88k.h: Similarly.
10111 * mips/mips-protos.h: Similarly.
10112 * mips/mips.c: Similarly.
10113 * mips/mips.h: Similarly.
10114 * ns32k/merlin.h: Similarly.
10115 * ns32k/ns32k.c: Similarly.
10116 * ns32k/ns32k.h: Similarly.
10117 * ns32k/tek6000.h: Similarly.
10118 * pa/pa-protos.h: Similarly.
10119 * pa/pa.c: Similarly.
10120 * pa/pa.h: Similarly.
10121 * pdp11/2bsd.h: Similarly.
10122 * pdp11/pdp11-protos.h: Similarly.
10123 * pdp11/pdp11.c: Similarly.
10124 * pdp11/pdp11.h: Similarly.
10125 * romp/romp-protos.h: Similarly.
10126 * romp/romp.c: Similarly.
10127 * romp/romp.h: Similarly.
10128 * rs6000/rs6000-protos.h: Similarly.
10129 * rs6000/rs6000.c: Similarly.
10130 * rs6000/rs6000.h: Similarly.
10131 * rs6000/sysv4.h: Similarly.
10132 * sh/sh-protos.h: Similarly.
10133 * sh/sh.c: Similarly.
10134 * sh/sh.h: Similarly.
10135 * sparc/sparc-protos.h: Similarly.
10136 * sparc/sparc.c: Similarly.
10137 * sparc/sparc.h: Similarly.
10138 * vax/vax.c: Similarly.
10139 * vax/vax.h: Similarly.
10140 * vax/vms.h: Similarly.
10141 * we32k/we32k.c: Similarly.
10142 * we32k/we32k.h: Similarly.
10144 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
10146 * basic-block.h (first_insn_after_basic_block_note): Declare.
10147 * flow.c (first_insn_after_basic_block_note): Define. Moved
10149 * ssa.c (first_insn_after_basic_block_note): Remove.
10150 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
10152 (ssa_eliminate_dead_code): Properly update the CFG and PHI
10153 nodes when we find a dead conditional branch. Insert BARRIERs
10154 after any blocks with no successors, but which do not have
10157 2001-07-06 Zack Weinberg <zackw@stanford.edu>
10159 * varray.c (varray_check_failed): Use internal_error.
10161 2001-07-05 Andrew Haley <aph@redhat.com>
10163 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
10164 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
10165 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
10167 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
10169 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
10170 reference if the target constant is also a SYMBOL_REF.
10172 2001-07-05 Eric Christopher <echristo@redhat.com>
10174 * config/mips/mips.h (MASK_MIPS3900): Remove.
10175 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
10176 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
10177 (TARGET_MIPS3900): Change to use mips_arch.
10178 (TARGET_MIPS4000): New.
10179 (TARGET_MIPS4100): New.
10180 (TARGET_MIPS4300): New.
10181 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
10182 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
10184 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
10185 (ISA_HAS_BRANCHLIKELY): To here.
10186 (CC1_CPU_SPEC): New.
10187 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
10188 (mips_arch_string): Declare.
10189 (mips_arch): Declare.
10190 (TARGET_OPTIONS): Add -march and -mtune.
10192 * config/mips/mips.c (mips_arch_string): New.
10194 (override_options): Handle -march for codegen and -mtune
10195 for scheduling. Use mips_arch. Move tx39 target default here.
10196 (mips_parse_cpu): Move error message to override_options.
10198 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
10200 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
10202 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
10203 (MIPS Options): Ditto. Change mcpu entry to historical text.
10205 2001-07-05 H.J. Lu (hjl@gnu.org)
10207 * config/mips/mips.c (mips_parse_cpu): New function to parse
10210 2001-07-05 Jim Wilson <wilson@redhat.com>
10212 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
10213 * config/ia64/t-ia64: Likewise.
10214 (LIB1ASMFUNCS): Update comment.
10216 2001-07-05 David Edelsohn <edelsohn@gnu.org>
10218 * doc/install.texi (Install GCC: Binaries): Fix typo.
10220 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10222 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
10223 reference using the stack pointer, adjust it since we push Y
10225 ("*ashrsi3"): Likewise.
10226 ("*lshrsi3"): Likewise.
10228 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10230 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
10231 when -fomit-frame-pointer is used.
10233 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
10235 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
10236 (try_redirect_by_replacing_jump): Reverse updating properly the
10237 count and frequency information. Reverse removing cc0 setter.
10238 (forwarder_block_p): Reverse fixing for fallthru blocks.
10240 2001-07-05 DJ Delorie <dj@redhat.com>
10242 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
10243 (translate_options): If the above is defined, use it to map
10244 given options to new options.
10245 * doc/tm.texi: Document it.
10247 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
10248 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10250 * doc/invoke.texi (Optimize Options): Document that -fgcse may
10251 cause programs using computed gotos to run more slowly.
10253 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10255 * doc/install.texi (Specific): Markup, spelling and typo fixes.
10257 Consistently require binutils 2.11.2, not prereleases.
10258 (Specific, decstation-*): Canonicalize as mips-dec-*.
10259 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
10261 (Specific, m68k-altos): Removed reference to README.altos, deleted.
10262 (Specific, mips-*): Reword MIPS C compiler requirements.
10263 (Specific, powerpc*-*-*): New, mention --with-cpu once.
10264 (Specific, sunv5): Removed, obsolete.
10266 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
10268 * dwarf2out.c (output_loc_list): Use an all ones mask for
10269 .text asm output and don't rely on long long
10270 literals. Reformat some long lines.
10272 2001-07-05 Andreas Jaeger <aj@suse.de>
10274 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
10277 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10279 * dwarf2out.c (dwarf2out_define): Update comment.
10280 (dwarf2out_undef): Ditto.
10281 (dwarf2out_start_source_file): Ditto.
10282 (dwarf2out_end_source_file): Ditto.
10283 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
10284 since we never call the start/end debug hook for the primary file.
10286 2001-07-04 Kazu Hirata <kazu@hxi.com>
10288 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
10291 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10293 * cppinit.c (remove_dup_dirs): Inform if a system include
10294 directory is being reordered.
10295 * doc/invoke.texi (Directory Options): GCC warns if you hide a
10297 * doc/cpp.texi (Search Paths): Likewise.
10298 * doc/gcc.texi (Interoperation): Remove information about
10301 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10303 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
10304 (VARRAY_TOP_CHAR_PTR): Likewise.
10306 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10308 * gcc.c (process_command): Don't assign elements of a const char*.
10310 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10312 * emit-rtl.c (change_address): Don't abort if invalid address while
10313 reload is in progress.
10315 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10317 * c-lex.c (cb_file_change): Pass line number to
10318 debug_start_source_file.
10319 (cb_undefine): Pass correct line number to debug_undef.
10321 * toplev.c (debug_start_source_file): Add line number to
10322 parameters. Pass it along to dwarf2out_start_source_file.
10323 (decode_g_option): Stop resetting debug level back to normal when
10324 we change debug formats, unless the current level is
10325 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
10328 * toplev.h (debug_start_source_file): Add line number to
10331 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
10334 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
10336 Output debug_macinfo data for starting file if requested.
10337 (dwarf2out_end_source_file): Output debug_macinfo data for ending
10339 (dwarf2out_define): Output debug_macinfo data for defining a macro
10341 (dwarf2out_undef): Output debug_macinfo data for undefining a
10342 macro if requested.
10343 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
10344 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
10345 (macinfo_section_label): New. DWARF2 macro info section label.
10346 (dwarf2out_init): If we want macro info, output the start label
10348 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
10349 attribute to the compilation unit die pointing to the macro info.
10351 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10353 * dwarf2out.c (new_loc_list): Move to inside #ifdef
10354 DWARF2_DEBUGGING_INFO.
10355 (add_loc_descr_to_loc_list): Ditto.
10356 (output_loc_list): Ditto.
10357 Also, fix thinko in curr not being initialized.
10358 (gen_internal_sym): Ditto.
10360 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10362 * emit-rtl.c (replace_equiv_address): New function.
10363 * expr.h (replace_equiv_address): New declaration.
10364 * explow.c (validize_mem): Call it instead of change_address and
10365 also call if -fforce-addr and address is constant.
10366 * expr.c: Replace more calls to change_address with adjust_address
10367 and/or replace_equiv_address or to validize_mem.
10368 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
10369 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
10370 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10371 * config/i370/i370.md, config/i860/i860.md: Likewise.
10372 * config/i960/i960.md, config/mips/mips.c: Likewise.
10373 * config/mips/mips.md, config/pa/pa.md: Likewise.
10374 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
10375 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
10377 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10379 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
10381 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
10384 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
10386 * doc/include: New directory.
10387 * doc/fdl.texi: Move to doc/include/fdl.texi.
10388 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
10389 * doc/include/funding.texi, doc/include/gpl.texi: New files.
10390 * doc/gcc.texi: Use funding.texi and gpl.texi.
10391 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
10392 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
10393 Update dependencies and use -I $(docdir)/include.
10395 2001-07-04 Anthony Green <green@redhat.com>
10397 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
10399 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10401 * doc/install.texi (sparc64-*-*): Remove garbage.
10403 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
10405 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
10406 Fix typo in last change to use adjust_address.
10408 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10410 * doc/install.texi (Specific): Update information for *-*-solaris*.
10412 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10414 * explow.c (plus_constant_wide): Reinitialize Y for restart.
10416 2001-07-03 Stan Shebs <shebs@apple.com>
10418 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
10419 case for flag_no_mach_text_sections.
10420 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
10421 * config/darwin.c (flag_no_mach_text_sections): Remove.
10422 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
10424 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10426 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
10427 and avoid checking for constant as first operand.
10428 * recog.c (find_constant_term_loc): No longer static.
10429 (adj_offettable_operand): Delete.
10430 * rtl.h (adj_offsettable_operand): Delete declaration.
10431 (find_constant_term): Add declaration.
10432 * caller-save.c: Replace calls to adj_offsettable_operand with calls
10434 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
10435 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
10436 * config/i386/i386.c, config/i386/i386.md: Likewise.
10437 * config/i860/i860.c, config/i960/i960.c: Likewise.
10438 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
10439 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
10440 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
10441 * config/mips/mips.c, config/mips/mips.md: Likewise.
10442 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
10443 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
10444 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
10445 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
10446 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
10447 * config/ns32k/ns32k.md: Likewise.
10449 2001-07-03 Zack Weinberg <zackw@stanford.edu>
10451 * rtl.c (copy_rtx): Handle 'T' format letter.
10452 * gensupport.c (collect_insn_data): Likewise.
10453 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
10455 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
10457 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
10458 -B option. Use 'dir' not 'foo' as example directory name.
10460 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10462 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10463 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
10465 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10467 * doc/cppinternals.texi: Improve formatting and logical markup.
10469 2001-07-03 Andreas Jaeger <aj@suse.de>
10471 * Makefile.in (insn-recog.o): Add dependency on reload.h.
10473 * genrecog.c (write_header): Include reload.h for prototypes in
10476 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
10479 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
10480 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10481 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
10482 i386_pe_valid_type_attribute_p): Add.
10483 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
10484 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
10486 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10488 * explow.c (plus_constant_wide, case LO_SUM): New case.
10489 (plus_constant_for_output_wide): Delete.
10490 * rtl.h (plus_constant_for_output): Delete.
10491 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
10492 instead of plus_constant_for_output.
10493 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
10494 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
10495 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
10496 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
10497 * config/sparc/sparc.md: Likewise.
10498 Convert some change_address calls to adjust_address.
10500 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10502 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
10503 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
10504 documentation of -std and -Wwrite-strings.
10506 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10508 * cse.c (canon_hash): Don't register registers in very small
10509 register classes, as extending their lifetime might cause
10512 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10514 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10516 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10517 (try_redirect_by_replacing_jump): Update properly the count
10518 and frequency information.
10520 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
10522 * toplev.c (dump_file_index): Move SSA dumps just after first
10524 (dump_file): Corresponding changes.
10525 (rest_of_compilation): Move SSA path to just after the first
10527 * doc/gcc.texi (Passes): Update due to movement of SSA path.
10528 * doc/invoke.texi: Update dump file #s as they were completely
10529 out of date with reality.
10531 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10533 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
10535 * expr.c (emit_move_insn_1): Deal with non-default
10538 * expr.c (emit_single_push_insn): Fix warning.
10540 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
10542 * expr.c (emit_move_insn_1): Avoid modifying
10543 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
10545 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10547 * emit-rtl.c (adjust_address): New function.
10548 * expr.h (adjust_address): Add declaration.
10549 * builtins.c: Replace some calls to change_address with calls to it
10550 or to validize_mem.
10551 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
10552 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
10553 * config/arm/arm.c, config/convex/convex.c: Likewise.
10554 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10555 * config/i386/i386.c, config/i386/i386.md: Likewise.
10556 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
10557 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
10558 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
10559 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
10560 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
10562 2001-07-02 Jim Wilson <wilson@redhat.com>
10564 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
10566 2001-07-02 Steve Ellcey <sje@cup.hp.com>
10568 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
10569 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
10571 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10573 * cppinit.c (lang_defaults): New table.
10574 (set_lang): Just read from lang_defaults into the live options
10577 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10579 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
10580 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
10581 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
10583 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10585 * doc/install.texi: Various spelling and markup fixes.
10586 (Installing GCC): Component specific installation instructions are
10589 Warn about removing old install dir in the presence of shared libs.
10590 (Configuration): Invoke with options target to match configure
10592 Consistently refer to gas, gld pathnames.
10593 Invert --enable-multilib documentation.
10594 Remove references to old compiler versions.
10596 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10598 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
10600 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10602 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
10604 (Specific, mips*-sgi-irix5): Note IDO download.
10605 Reworded MIPS C hints.
10606 Use GNU as instead of GAS.
10608 Removed SGI Freeware reference, IRIX 6 only.
10609 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
10610 Note N64 library requirement/workaround.
10612 Complete list of structure passing bug victims.
10614 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10616 * doc/install.texi: Remove CVS Id.
10618 2001-07-02 Andreas Jaeger <aj@suse.de>
10620 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
10621 (find_inherently_necessary): Remove unused variable.
10623 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
10625 * c-common.h (TDI_inlined): New ast dump phase.
10626 (dump_flag_name): New function.
10627 * c-dump.c (dump_files): Add inlined phase.
10628 (dump_flag_name): Define.
10629 * doc/invoke.texi (-fdump-ast-inlined): Document.
10631 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10633 * stor-layout.c (layout_decl): Revert change to handling of alignment
10636 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10638 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
10641 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
10643 * doc/tm.texi (FUNCTION_ARG): Document that the last call
10646 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
10648 * tlink.c (recompile_files): Remove COMPILER_PATH and
10649 LIBRARY_PATH from the environment.
10651 2001-07-01 Zack Weinberg <zackw@stanford.edu>
10653 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
10654 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
10656 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
10658 * c-parse.in (OBJC_STRING): Kill.
10659 (objc_string): Decompose to [objc_string] '@' STRING.
10660 (reswords): Take the leading '@' off all the Objective C keywords.
10661 (objc_rid_sans_at): Kill.
10662 (init_reswords): Don't initialize it.
10663 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
10664 (_yylex): Kill reconsider label. Look ahead one token after
10665 an '@'; if we get an identifier, check whether it's an
10666 Objective C @-keyword. If so, return the keyword. Otherwise,
10667 put back the token and return the '@' as a terminal.
10669 * cpplib.c (lex_macro_node): Remove unnecessary check for
10670 leading '@' on identifier. Clarify control flow and commentary.
10672 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10674 * cse.c (new_label_ref): Variable deleted.
10675 (insert): Remove set of new_label_ref.
10676 (check_for_label_ref): New function.
10677 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
10679 See ChangeLog.5 for earlier changes.