1 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
4 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
6 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
8 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
9 add scheduling support.
10 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
11 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
12 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
15 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
17 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
18 missing CONSTANT_P test in core GCC.
20 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
22 * cppmain.c (struct printer): New member source.
23 (scan_translation_unit): Fix spacing at start of lines.
24 (cb_line_change): Update.
26 * gcc.dg/cpp/spacing2.c: New test.
28 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
30 * config/cris/arit.c: Use __builtin_labs, not abs.
32 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
34 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
35 misplaced sprintf and fprintf argument.
37 2001-10-12 Zack Weinberg <zack@codesourcery.com>
39 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
40 * configure.in, Makefile.in: Take out obsolete check-po logic.
41 * configure, config.in: Regenerate.
43 2001-10-12 Ziemowit Laski <zlaski@apple.com>
45 * objc/objc-act.c (finish_objc): Correct precondition for emitting
48 2001-10-12 Stan Shebs <shebs@apple.com>
50 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
51 declarations of arguments and local variables.
53 2001-10-12 Christopher Faylor <cgf@redhat.com>
55 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
56 ENDFILE_SPEC definition.
58 2001-10-12 Kazu Hirata <kazu@hxi.com>
60 * gthr-dce.h: Fix comment formatting.
61 * gthr-posix.h: Likewise.
62 * gthr-single.h: Likewise.
63 * gthr-solaris.h: Likewise.
64 * gthr-vxworks.h: Likewise.
65 * gthr-win32.h: Likewise.
67 2001-10-12 Jakub Jelinek <jakub@redhat.com>
69 * final.c (output_asm_insn): Make sure assembly dialects are
70 terminated, not nested. Output `|' and `}' characters if they
71 don't appear inside assembly dialect selection.
72 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
73 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
74 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
75 strsetsi_rex_1): Add {} braces.
77 2001-10-11 Zack Weinberg <zack@codesourcery.com>
79 * toplev.c (compile_file): Ignore return value from yyparse.
80 Always pop any nested binding levels after yyparse returns.
82 2001-10-11 Richard Henderson <rth@redhat.com>
84 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
86 2001-10-11 Richard Henderson <rth@redhat.com>
88 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
89 fall back to add_AT_long_long for large CONST_INT.
91 2001-10-11 Richard Henderson <rth@redhat.com>
93 * config/i386/i386.md (setcc splitters): Add four splitters to
94 simplify compound compares that simplify_comparison can't handle.
96 2001-10-11 Zack Weinberg <zack@codesourcery.com>
98 * cpplex.c (digraph_spellings, token_spellings): Make static.
100 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
102 * unroll.c (loop_iterations): Fixup last patch.
104 2001-10-11 Richard Henderson <rth@redhat.com>
106 * rtl.h (REG_VTABLE_REF): New.
107 * rtl.c (reg_note_name): Add it.
108 * combine.c (distribute_notes): Handle it.
109 * final.c (final_scan_insn): Handle it.
110 * tree.def (VTABLE_REF): New.
111 * expr.c (expand_expr): Handle it.
112 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
113 * output.h: Declare them.
115 2001-10-11 Richard Henderson <rth@redhat.com>
117 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
120 2001-10-11 David Edelsohn <edelsohn@gnu.org>
122 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
123 available in 64-bit mode.
125 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
127 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
129 * config/cris/cris-protos.h: New file.
130 * config/cris/cris.c: New file.
131 * config/cris/cris.h: New file.
132 * config/cris/cris.md: New file.
133 * config/cris/linux.h: New file.
134 * config/cris/aout.h: New file.
135 * config/cris/arit.c: New file.
136 * config/cris/cris_abi_symbol.c: New file.
137 * config/cris/mulsi3.asm: New file.
138 * config/cris/t-aout: New file.
139 * config/cris/t-cris: New file.
140 * config/cris/t-elfmulti: New file.
141 * config/cris/t-linux: New file.
142 * doc/invoke.texi: Add CRIS options.
143 * doc/install.texi (Specific): Add blurb for CRIS.
145 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
147 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
149 * config/float/i32.h: Likewise.
150 * config/float-i386.h: Likewise.
151 * config/float-i64.h: Likewise.
152 * config/float-m68k.h: Likewise.
153 * config/float-sh.h: Likewise.
154 * config/float-sparc.h: Likewise.
156 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
158 * doc/contrib.texi: Add note about CRIS port to my entry.
160 2001-10-11 Kazu Hirata <kazu@hxi.com>
162 * basic-block.h: Fix formatting.
163 * bitmap.h: Likewise.
164 * cpplib.h: Likewise.
165 * c-tree.h: Likewise.
166 * diagnostic.h: Likewise.
169 * longlong.h: Likewise.
171 * reload.h: Likewise.
175 2001-10-10 Richard Henderson <rth@redhat.com>
177 * c-parse.in (asm_operand): Allow named operands.
178 * genconfig.c (max_recog_operands): Set to 29.
179 * local-alloc.c (requires_inout): Skip multiple digits.
180 * recog.c (asm_operand_ok): Likewise.
181 (preprocess_constraints): Use strtoul for matching constraints.
182 (constrain_operands): Likewise.
183 * regmove.c (find_matches): Likewise.
184 * reload.c (find_reloads): Likewise.
185 * stmt.c (parse_output_constraint): Don't reject in-out
186 constraint on operands > 9. Reject '[' in constraint.
187 (expand_asm_operands): Handle named operands. Use strtoul
188 for matching constraints.
189 (check_operand_nalternatives): Split out from expand_asm_operands.
190 (check_unique_operand_names): New.
191 (resolve_operand_names, resolve_operand_name_1): New.
193 * doc/extend.texi (Extended Asm): Document named operands.
194 * doc/md.texi (Simple Constraints): Document matching constraints
197 2001-10-10 Richard Henderson <rth@redhat.com>
199 * combine.c (try_combine): Handle a SEQUENCE of one insn.
201 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
202 (jcc splitters): Add two splitters to simplify compound compares
203 that simplify_comparison can't handle.
205 2001-10-10 Richard Henderson <rth@redhat.com>
207 * langhooks.c: Include langhooks.h.
208 * Makefile.in (langhooks.o): Depend on it.
210 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
212 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
213 should not be considered as a no-op.
214 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
216 2001-10-10 Stan Shebs <shebs@apple.com>
218 * alias.c: Remove uses of "register" specifier in declarations
219 of arguments and local variables.
221 * c-convert.c: Ditto.
224 * c-semantics.c: Ditto.
226 * caller-save.c: Ditto.
240 * dwarf2out.c: Ditto.
247 * fix-header.c: Ditto.
250 * fold-const.c: Ditto.
254 * gen-protos.c: Ditto.
255 * genattrtab.c: Ditto.
257 * genconfig.c: Ditto.
259 * genextract.c: Ditto.
261 * gengenrtl.c: Ditto.
262 * genoutput.c: Ditto.
265 * gensupport.c: Ditto.
269 * haifa-sched.c: Ditto.
270 * hard-reg-set.h: Ditto.
272 * integrate.c: Ditto.
275 * local-alloc.c: Ditto.
277 * mips-tdump.c: Ditto.
278 * mips-tfile.c: Ditto.
281 * print-rtl.c: Ditto.
285 * reg-stack.c: Ditto.
295 * sched-deps.c: Ditto.
296 * sched-rgn.c: Ditto.
298 * simplify-rtx.c: Ditto.
300 * stor-layout.c: Ditto.
309 2001-10-10 Richard Henderson <rth@redhat.com>
311 * rtl.h (can_reverse_comparison_p): Remove.
313 2001-10-10 Christopher Faylor <cgf@redhat.com>
315 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
318 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
320 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
321 (Thanks to Chris Faylor for suggesting macro name).
322 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
324 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
325 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
326 (MATH_LIBRARY): Undef before definition.
327 (OUTPUT_QUOTED_STRING): Likewise.
328 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
330 2001-10-10 Richard Henderson <rth@redhat.com>
332 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
333 (fde_unencoded_compare): Likewise. Don't use subtraction to get
334 a tristate comparison value.
335 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
337 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
340 * unroll.c (loop_iterations): Ignore insns generated by loop
343 * config.gcc (mips*-*-gnu*): Delete support.
344 * config/mips/gnu.h: Remove.
346 2001-10-10 Kazu Hirata <kazu@hxi.com>
348 * calls.c: Fix formatting.
349 * c-decl.c: Likewise.
350 * cfgcleanup.c: Likewise.
351 * combine.c: Likewise.
352 * cppfiles.c: Likewise.
353 * cpplib.c: Likewise.
354 * cppmacro.c: Likewise.
355 * crtstuff.c: Likewise.
357 * dwarf2out.c: Likewise.
358 * expmed.c: Likewise.
360 * fold-const.c: Likewise.
361 * function.c: Likewise.
363 * genattrtab.c: Likewise.
364 * ggc-page.c: Likewise.
365 * integrate.c: Likewise.
366 * libgcc2.c: Likewise.
368 * optabs.c: Likewise.
369 * profile.c: Likewise.
370 * protoize.c: Likewise.
373 * reload1.c: Likewise.
374 * reload.c: Likewise.
376 * resource.c: Likewise.
377 * sched-rgn.c: Likewise.
378 * sdbout.c: Likewise.
380 * toplev.c: Likewise.
381 * varasm.c: Likewise.
383 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
385 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
386 * Makefile.in (langhooks.o): Add dependencies.
388 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
390 * rs6000.c (rs6000_emit_load_toc_table): Don't
391 strdup the toc label.
392 (create_TOC_reference): Likewise.
394 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
396 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
399 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
401 * config/i386/i386.c (ix86_attribute_table): Correct
402 min_len, max_len fields for dllimport, dllexport and shared.
404 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
406 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
407 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
408 Consistently use "nonzero" instead of "non-zero".
410 2001-10-09 Kazu Hirata <kazu@hxi.com>
412 * acconfig.h: Fix comment formatting.
413 * c-dump.h: Likewise.
414 * c-tree.h: Likewise.
415 * conditions.h: Likewise.
417 * function.h: Likewise.
420 * integrate.h: Likewise.
423 * optabs.h: Likewise.
425 2001-10-09 Kazu Hirata <kazu@hxi.com>
427 * c-common.h: Fix comment formatting.
428 * c-dump.c: Likewise.
430 * diagnostic.h: Likewise.
431 * except.c: Likewise.
433 * gcov-io.h: Likewise.
434 * genattrtab.c: Likewise.
435 * output.h: Likewise.
436 * predict.h: Likewise.
437 * reload1.c: Likewise.
438 * reload.h: Likewise.
439 * resource.h: Likewise.
441 * system.h: Likewise.
443 * tree-inline.c: Likewise.
444 * tsystem.h: Likewise.
445 * varasm.c: Likewise.
446 * xcoffout.h: Likewise.
448 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
450 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
452 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
454 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
455 config/i386/i386elf.h, config/i386/netbsd-elf.h,
456 config/i386/netware.h, config/mcore/gfloat.h,
457 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
458 config/netware.h, gccbug.in: Update FSF address.
460 2001-10-09 Kazu Hirata <kazu@hxi.com>
462 * c-common.c: Fix comment typos.
463 * cfgrtl.c: Likewise.
464 * collect2.c: Likewise.
465 * cpplex.c: Likewise.
466 * doloop.c: Likewise.
467 * dwarf2out.c: Likewise.
468 * dwarfout.c: Likewise.
470 * fold-const.c: Likewise.
474 * global.c: Likewise.
477 * optabs.c: Likewise.
478 * protoize.c: Likewise.
479 * regclass.c: Likewise.
484 * doc/cpp.texi: Likewise.
485 * doc/c-tree.texi: Likewise.
486 * doc/extend.texi: Likewise.
487 * doc/invoke.texi: Likewise.
488 * doc/objc.texi: Likewise.
489 * doc/tm.texi: Likewise.
491 2001-10-08 Richard Henderson <rth@redhat.com>
493 * varasm.c (set_named_section_flags): Initialize "declared".
495 2001-10-08 Robert Lipe <robertlipe@usa.net>
497 * varasm.c (struct in_named_entry): Add declared.
498 (named_section_first_declaration): New function.
499 (default_elf_asm_named_section): Use it.
500 * output.h (named_section_first_declaration): New.
502 2001-10-08 Richard Henderson <rth@redhat.com>
504 * i386.md (movsi_xor): Export.
505 (setcc peep2): Use it when available; add an alternative to
506 match zero_extendhisi2_and.
508 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
510 * romp-protos.h (romp_initialize_trampoline): New function.
511 * romp.c (romp_initialize_trampoline): Likewise.
512 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
513 romp_initialize_trampoline.
515 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
517 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
518 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
519 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
520 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
522 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
524 * unroll.c (loop_iterations): Extend check for multiple back edges.
526 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
528 * langhooks.h: New file.
529 * Makefile.in (OBJS): Added langhooks.o.
530 (c-lang.o): Depend on langhooks.h.
531 (c-common.o): Don't depend on tree-inline.h.
532 (tree-inline.o): Depend on toplev.h.
533 (langhooks.o): New rule.
534 * c-common.c: Don't include tree-inline.h.
535 (c_mark_lang_decl): Mark argument c as unused.
536 (c_common_lang_init): Don't initialize hooks here.
537 * c-lang.c: Include langhooks.h, then override some macros.
538 (lang_hooks): Initialize with macros in langhooks.h.
539 (c_init): Don't initialize hooks here.
540 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
541 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
542 * tree-inline.c: Include toplev.h. Don't define hook variables.
543 * tree-inline.h: Don't define hook types nor declare hook
544 variables. Move macros to...
545 * langhooks.c: ... new file, as functions. Adjust all callers.
547 2001-10-08 Jeffrey A Law <law@cygnus.com>
549 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
550 purge_mem_unchanging_flag on all instructions, not just on those
551 before NOTE_INSN_FUNCTION_BEG.
553 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
555 * cppmacro.c (_cpp_create_definition): Leave comments off.
557 * doc/cpp.texi: Update.
559 2001-10-08 DJ Delorie <dj@redhat.com>
561 * c-decl.c (grokfield): Make sure the only unnamed fields
562 we're allowing are either structs or unions.
563 * doc/extend.texi: Add documentation for the unnamed field
566 2001-10-08 Zack Weinberg <zack@codesourcery.com>
568 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
569 * configure.in: Use it.
570 * configure: Regenerated.
571 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
572 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
574 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
576 * cppfiles.c (open_file): Don't mark zero-length files
577 never-reread here. Don't output diagnostics here either.
578 (stack_include_file): Mark them never-reread here.
579 (_cpp_read_file): Update.
581 2001-10-08 Richard Henderson <rth@redhat.com>
583 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
585 2001-10-08 Richard Henderson <rth@redhat.com>
587 * expr.c (store_expr): When converting a CONST_INT for storage
588 in a SUBREG, convert it to both SUBREG modes before stripping
591 2001-10-08 Richard Henderson <rth@redhat.com>
593 * varasm.c (restore_varasm_status): New.
594 * function.h: Declare it.
595 * function.c (pop_function_context_from): Call it.
597 2001-10-08 Richard Henderson <rth@redhat.com>
599 * c-common.h (struct c_lang_decl): Add declared_inline.
600 * c-tree.h (DECL_DECLARED_INLINE_P): New.
601 * c-lang.c (c_disregard_inline_limits): Use it.
602 * c-decl.c (duplicate_decls): Likewise.
603 (pushdecl, redeclaration_error_message): Likewise.
604 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
605 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
606 Set DECL_INLINE if -finline-functions.
607 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
609 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
611 * cppmacro.c (funlike_invocation_p): Move some logic to caller
612 in enter_macro_context. Create a padding token in its own context
613 if necessary when the search for '(' fails.
614 (enter_macro_context): Update.
616 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
618 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
619 genmultilib, toplev.c: Fix spelling errors of "separate" as
620 "seperate", and corresponding spelling errors of related words.
622 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
624 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
625 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
627 * c-dump.c (dump_option_value_info): Likewise.
628 * c-format.c (format_length_info, format_char_info,
629 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
630 * collect2.c (names): Likewise.
631 * cppdefault.h (default_include): Likewise.
632 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
633 * flow.c (life_analysis): Likewise.
634 * gcc.c (dir_separator_str, modify_target, option_map,
635 target_option_translations, spec_list_1, extra_specs_1,
636 init_spec): Likewise.
637 * gcov.c (gcov_version_string): Likewise.
638 * genattr.c (write_units): Likewise.
639 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
640 * gengenrtl.c (rtx_definition, defs): Likewise.
641 * genrecog.c (pred_table): Likewise.
642 * global.c (global_alloc): Likewise.
643 * lcm.c (optimize_mode_switching): Likewise.
644 * local-alloc.c (find_free_reg): Likewise.
645 * params.h (param_info): Likewise.
646 * predict.c (predictor_info): Likewise.
647 * protoize.c (unexpansion_struct): Likewise.
648 * real.c (bmask): Likewise.
649 * recog.h (insn_operand_data, insn_data): Likewise.
650 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
651 * stmt.c (expand_nl_goto_receiver): Likewise.
652 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
653 target_switches, target_options): Likewise.
654 * tradcif.y (token, tokentab2, yylex): Likewise.
655 * tree.h (attribute_spec): Likewise.
657 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
659 * arc.c (arc_output_function_epilogue): Likewise.
660 * arm.c (processors, all_cores, all_architectures,
661 arm_override_options, isr_attribute_arg, isr_attribute_args,
662 arm_isr_value): Likewise.
663 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
665 * c4x.c (c4x_int_reglist): Likewise.
666 * d30v.c (override_options): Likewise.
667 * h8300.c (shift_insn): Likewise.
668 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
669 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
670 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
671 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
672 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
673 * i386.h (processor_costs, ix86_cost): Likewise.
674 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
675 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
676 * m68k.c (codes_68881, codes_FPA): Likewise.
677 * m88k.c (mode_from_align, max_from_align, all_from_align,
678 best_from_align, m_options): Likewise.
679 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
680 * mcore.c (mode_from_align): Likewise.
681 * mips/elf64.h (UNIQUE_SECTION): Likewise.
682 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
683 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
684 * mips.h (mips_regno_to_class): Likewise.
685 * ns32k.c (scales): Likewise.
686 * pa.c (import_string, magic_milli): Likewise.
687 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
688 * sparc.c (leaf_reg_remap, sparc_override_options,
689 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
691 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
693 2001-10-07 Dale Johannesen <dalej@apple.com>
695 * reload1.c (reload_reg_free_p): Teach register interference
696 checking that multiple output reloads are emitted in
698 reload1.c (reload_reg_reaches_end_p): Ditto.
699 reload1.c (reloads_conflict): Ditto.
701 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
703 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
704 NULL_TREE inside @code.
706 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
708 * doc/gcc.texi: Document consistent style of "32-bit",
709 "Objective-C", and "@code{NULL}".
711 2001-10-06 Zack Weinberg <zack@codesourcery.com>
713 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
714 (cpp_token_len, cpp_spell_token, cpp_output_token,
715 _cpp_equiv_tokens): Handle it.
716 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
717 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
718 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
721 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
723 * gcc.c (default_compilers): Remove .ada.
725 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
727 * doc/cppinternals.texi: Update.
729 2001-10-06 Zack Weinberg <zack@codesourcery.com>
731 * gcc.c (main): Set this_file_error if the appropriate
732 compiler for a language has not been installed.
734 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
736 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
738 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
740 * gccbug.in (CATEGORIES): Add ada.
742 2001-10-05 Catherine Moore <clm@redhat.com>
744 * config/stormy16/stormy-abi: Document abi changes.
745 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
746 (ICALL_REGS): New register class.
747 (NUM_ARGUMENT_REGISTERS): Now 6.
748 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
750 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
751 * config/stormy16.md (call_internal, call_value_internal,
752 indirect_jump): Use new 'z' constraint.
754 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
756 * doc/cppinternals.texi: Update.
758 2001-10-05 Richard Henderson <rth@redhat.com>
760 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
761 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
762 the gas section-name-as-label feature.
764 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
766 * doc/cppinternals.texi: Update.
768 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
770 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
771 to ensure valid SImode constants.
773 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
775 * Makefile.in (c-decl.o): Depend on tree-inline.h.
776 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
777 * c-decl.c: Include tree-inline.h.
778 (c_expand_body): Call optimize_inline_calls. Determine whether
779 a function is inlinable upfront, and only clear
780 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
781 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
782 (c_disregard_inline_limits): New function.
783 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
784 (c_post_options): Enable tree inlining if inlining is enabled.
785 Don't inline trees when instrumenting functions.
786 (c_init): Initialize lang_disregard_inline_limits and
787 lang_cannot_inline_tree_fn.
788 * tree-inline.c (initialize_inlined_parameters): Handle calls
789 with fewer arguments than declared parameters, and fewer
790 parameters than passed arguments. Don't assume value is a
792 (declare_return_variable): Convert return value back to the
793 original type, if it was promoted.
794 (tree_inlinable_function_p): New function.
795 (inlinable_function_p): Don't look at DECL_INLINE if we're
796 inlining all functions. Make it work with a NULL id.
797 Re-check DECL_UNINLINABLE after language-specific checks.
798 * tree-inline.h (tree_inlinable_function_p): Declare it.
799 * integrate.c (save_for_inline): Don't bother to prepare argvec
801 * cse.c (check_for_label_ref): Don't check deleted labels.
803 * Makefile.in (tree-inline.o): Depend on newly-included headers.
804 * tree-inline.c: Include headers needed for the functions moved in.
805 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
806 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
807 (copy_body, initialize_inlined_parameters): Likewise.
808 (declare_return_variable, inlinable_function_p): Likewise.
809 (expand_call_inline, expand_calls_inline): Likewise.
810 (optimize_inline_calls, clone_body): Likewise.
811 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
812 (copy_tree_r, remap_save_expr): Likewise.
814 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
816 * Makefile.in (OBJS): Added tree-inline.o.
817 (c-common.o): Depend on tree-inline.h.
818 (tree-inline.o): New target.
819 * c-common.c: Include tree-inline.h.
820 (c_mark_lang_decl): Don't mark saved_tree.
821 (c_common_lang_init): Set lang_anon_aggr_type_p.
822 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
823 (struct c_lang_decl): Moved saved_tree to tree_decl.
824 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
825 * integrate.h (function_attribute_inlinable_p): Declare it.
826 * integrate.c (function_attribute_inlinable_p): Export it.
827 * tree-inline.c: New file. Define variables declared in...
828 * tree-inline.h: New file. Declare functions to be moved to
829 tree-inline.c. Define macros and declare types and hooks for
830 language-specific tree inlining.
831 (flag_inline_trees): Moved definition from cp/decl2.c.
832 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
833 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
834 (struct tree_decl): Moved saved_tree from c_lang_decl and
835 inlined_fns from C++'s lang_decl.
837 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
839 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
840 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
842 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
844 * doc/cppinternals.texi: Update.
846 2001-10-04 Eric Christopher <echristo@redhat.com>
848 * config/mips/mips.c (init_cumulative_args): Remember to set
850 * config.gcc: Redo linux configuration. Add target_cpu_default
851 of soft-float to all mipsisa32 combinations and tx39.
852 * config/mips/linux.h: Remove include of mips.h.
854 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
856 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
857 HOST_LDFLAGS and HOST_CPPFLAGS.
859 2001-10-03 Ziemowit Laski <zlaski@apple.com>
861 * c-parse.in (objc_inherit_code, objc_pq_context,
862 objc_public_flag): Make static.
863 (objc_interface_context, objc_implementation_context,
864 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
865 global tree array in objc/objc-act.[ch].
866 (methoddef): Remove unnecessary code.
868 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
869 Hoist struct definitions to objc-act.h.
870 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
871 cat_count): Place declaration in objc-act.h.
872 (objc_tree_index): Move enumeration to objc-act.h.
873 (objc_global_trees): Place declaration and macro accessors in
875 (implementation_context): Remove duplicate; use
876 objc_implementation_context instead:
877 (method_context): Remove duplicate; use objc_method_context
879 (objc_ellipsis_node, objc_method_prototype_template,
880 implemented_classes, function_type): Move global vars to
882 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
883 (build_message_expr): Move actual construction of ObjC message
884 send nodes to finish_message_expr.
885 (finish_message_expr): New routine, contains code formerly in
887 * objc/objc-act.h (finish_message_expr): New prototype.
888 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
889 declarations; these vars are now part of objc_global_trees.
890 (objc_tree_index, objc_global_trees): Move definitions from
892 * objc/objc-tree.def: Update copyright info.
894 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
896 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
898 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
899 only if TARGET_ARCH64.
901 2001-10-02 Bernd Schmidt <bernds@redhat.com>
903 * doc/extend.texi: Fix some problems with previous checkin.
904 * doc/invoke.texi: Likewise.
906 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
908 * cpphash.h: Update comments.
909 (cpp_context): Update.
910 (spec_nodes): Remove n__Pragma.
911 * cppinit.c (cpp_create_reader): Update.
912 (builtin_array): Add _Pragma.
913 * cpplib.h: Update comments.
914 (NODE_DISABLED, BT_PRAGMA): New.
915 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
916 * cppmacro.c (struct cpp_macro): Remove disabled.
917 (builtin_macro): Return int, handle _Pragma, push the new token
918 on the context stack.
919 (funlike_invocation_p): Unconstify, update.
920 (enter_macro_context): Handle builtins here.
921 (replace_args, push_token_context, push_ptoken_context):
922 Update for prototype changes.
923 (_cpp_pop_context): Update.
924 (cpp_get_token): Don't handle buitins, nor _Pragma here.
925 (cpp_sys_macro_p): Update.
926 (_cpp_free_definition): Clear disabled flag.
927 (_cpp_create_definition): Upate.
928 * cppmain.c: Update comments.
930 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
931 Andreas Jaeger <aj@suse.de>,
932 Jan Hubicka <jh@suse.cz>
934 * doc/invoke.texi (i386 Options): Document x86-64 options.
935 (i386 and x86-64 Options): Rename i386 options section.
937 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
938 (TARGET_SWITCHES): Add -munwind-info.
939 (MASK_NO_UNWIND_INFO): New.
940 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
942 (ASM_OUTPUT_DOUBLE_INT): New.
944 * config/i386/linux64.h: New spec file for Linux x86-64 support.
945 * config.gcc: Fix tm_file settings for x86-64.
946 * config/i386/x86-64.h: New file with OS independent x86-64
948 * config/i386/biarch64.h: New file used to configure compiler
949 to biarch/64bit compilation.
951 * config/i386/i386.c: (override_options): Set flags default
952 for 64bit compilation.
954 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
956 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
957 (ix86_expand_int_movcc): Optimize DImode conditional moves with
959 (ix86_attr_length_immediate_default): Support MODE_DI.
960 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
962 (indirect_jump, tablejump): Turn into expander.
964 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
966 * c-common.c (c_format_attribute_table): Make format and
967 format_arg attributes apply to function types rather than to
969 (is_valid_printf_arglist): Construct an attribute list and pass
970 that to check_function_format rather than a name.
971 * c-common.h (check_function_format): Adjust prototype.
972 * c-decl.c (duplicate_decls): Preserve attributes from type of
973 built-in decl when allowing for harmless conflict in types.
974 * c-format.c (record_function_format,
975 record_international_format, function_format_list,
976 international_format_info, international_format_list): Remove.
977 (function_format_info): Remove next, name and assembler_name.
978 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
979 (decode_format_attr): New.
980 (handle_format_attribute): Handle receiving a type rather than a
981 decl. Call decode_format_attr. Store format information in a
982 function_format_info.
983 (handle_format_arg_attribute): Correct comment. Handle receiving
984 a type rather than a decl. Use unsigned HOST_WIDE_INT for
986 (check_format_info_recurse, check_format_info_main): Take argument
987 numbers as unsigned HOST_WIDE_INT.
988 (check_function_format): Take a list of attributes from the
989 function type rather than a name or assembler name. Check for
990 format attributes in that list and the attributes on the type of
991 the current function rather than looking through
992 function_format_list.
993 (check_format_info): Use unsigned HOST_WIDE_INT for argument
995 (check_format_info_recurse): Take format_arg attributes from the
996 type of the function calls rather than using
997 international_format_list. Allow for multiple format_arg
999 * c-typeck.c (build_function_call): Pass type attributes to
1000 check_function_format rather than name or assembler name. Don't
1001 require there to be a name or assembler name to check formats.
1003 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1005 * attribs.c (decl_attributes): Possibly call
1006 insert_default_attributes to insert default attributes on
1007 functions in a lazy manner.
1008 * builtin-attrs.def: New file; define the default format and
1009 format_arg attributes.
1010 * c-common.c (c_format_attribute_table): Move to earlier in the
1012 (c_common_nodes_and_builtins): Initialize format_attribute_table.
1013 (enum built_in_attribute, built_in_attributes,
1014 c_attrs_initialized, c_init_attributes,
1015 c_common_insert_default_attributes): New.
1016 (c_common_lang_init): Don't initialize format_attribute_table. Do
1017 call c_init_attributes.
1018 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
1019 * c-common.h (init_function_format_info): Don't declare.
1020 (c_common_insert_default_attributes): Declare.
1021 * c-decl.c (implicitly_declare, builtin_function): Call
1023 (init_decl_processing): Don't call init_function_format_info.
1024 (insert_default_attributes): New.
1025 * c-format.c (handle_format_attribute,
1026 handle_format_arg_attribute): Be quiet about inappropriate
1027 declaration when applying default attributes.
1028 (init_function_format_info): Remove.
1029 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
1030 (insert_default_attributes): Declare.
1032 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1034 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
1036 2001-10-01 Jim Wilson <wilson@redhat.com>
1038 * sched-deps.c (add_dependence): When elide conditional dependence,
1039 check that insn doesn't modify cond2.
1041 2001-10-01 Dale Johannesen <dalej@apple.com>
1043 * config/rs6000/rs6000.h (enum processor_type): Add support
1044 for 7400 (G4) and 7450.
1046 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1047 (rs6000_issue_rate): Ditto.
1048 (rs6000_adjust_cost): Fix cycle counts for compares.
1049 (debug_stack_info): Fix an obvious typo.
1050 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
1051 * doc/invoke.texi: Document.
1052 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
1054 (PROCESSOR_DEFAULT): Ditto.
1056 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
1058 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
1059 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
1060 later recursive make invocation.
1062 2001-10-01 Hans Boehm <boehm@acm.org>
1064 * optabs.c (emit_libcall_block): When using non-call exceptions,
1065 don't add REG_LIBCALL reg notes to trapping calls.
1067 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
1069 * flow.c (propagate_block_delete_libcall): Remove unused first arg
1070 (propagate_one_insn): Update for above change
1072 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
1074 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
1075 _Unwind_GetTextRelBase): Argument is unused.
1077 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1079 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
1080 Loop through NOPs, placeholders, and components.
1081 Don't go through NOPs if change mode.
1082 (record_alias_subset): Do nothing if SUBSET and SET are the same.
1083 * emit-rtl.c (set_mem_alias_set): Enable check.
1084 * expr.c (find_placeholder): New function.
1085 (expand_expr, case PLACEHOLDER_EXPR): Use it.
1086 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
1087 to modify it and avoid unneeded copies.
1088 * expr.h (expand_expr): Always define.
1089 (find_placeholder): New declaration.
1091 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1093 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
1094 operand 2 is the stack pointer.
1095 ("addr-peephole"): Fix address computation peephole when operand 2
1096 is the stack pointer.
1098 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1100 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
1101 (ix86_setup_incoming_varargs): Likewise.
1103 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
1105 * stor-layout.c (layout_type): Don't complain about too-large
1108 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1110 * function.c (keep_stack_depressed): Don't use delete_insn.
1112 * expr.h (set_mem_alias_set): Move decl to here.
1113 * rtl.h (mem_attrs): New typedef and struct.
1114 (union rtunion_def): Add field for mem_attrs.
1115 (X0MEMATTR, MEM_ATTRS): New macros.
1116 (MEM_ALIAS_SET): Use MEM_ATTRS.
1117 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
1118 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
1119 (set_mem_alias_set): Delete decl from here.
1121 * alias.c (set_mem_alias_set): Delete from here.
1122 * emit-rtl.c (mem_attrs_htab): New variable.
1123 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
1124 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
1125 (mem_attrs_mark, get_mem_attrs): Likewise.
1126 (gen_rtx_MEM): Clear MEM_ATTRS.
1127 (set_mem_attributes): Move to here.
1128 (set_mem_alias_set): Likewise, and call get_mem_attrs.
1129 (init_emit_once): const_int_htab now deletable htab.
1130 Initialize mem_attrs_htab.
1131 * explow.c (set_mem_attributes): Delete from here.
1132 * function.c (put_var_into_stack): Clear MEM_ATTRS.
1133 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
1134 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
1135 * reload1.c (reload): Rework changing REG to MEM.
1137 2001-09-30 H.J. Lu <hjl@gnu.org>
1139 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
1140 * config.in: Rebuild.
1142 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1144 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
1145 ("tsthi_1"): Avoid allocation in register y.
1146 ("*movqi_68hc12"): Reorganize and fix constraints.
1147 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
1148 ("addqi3"): Likewise.
1149 ("addhi3"): Fix constraints.
1150 ("*logicalhi3_zexthi"): Disparage soft registers.
1152 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1154 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
1157 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1159 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
1160 that we use setjmp/longjmp exceptions.
1162 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
1164 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
1165 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
1166 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
1167 _cpp_pool_alloc, _cpp_next_chunk): Remove.
1168 (_cpp_extend_buff, BUFF_ROOM): Update.
1169 (_cpp_append_extend_buff): New.
1170 (struct cpp_reader): Remove macro_pool, add a_buff.
1171 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
1173 (cpp_destroy): Free a_buff instead of macro_pool.
1174 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
1175 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
1176 _cpp_pool_alloc, ): Remove.
1177 (parse_number, parse_string): Update use of _cpp_extend_buff.
1178 (_cpp_extend_buff): Update.
1179 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
1180 * cpplib.c (glue_header_name, parse_answer):
1181 Update use of _cpp_extend_buff.
1182 (cpp_register_pragma, cpp_register_pragma_space): Use
1184 (do_assert, do_unassert): Check for EOL, update.
1185 * cppmacro.c (stringify_arg, collect_args): Update to use
1186 _cpp_extend_buff and _cpp_append_extend_buff.
1187 (save_parameter, parse_params, alloc_expansion_token,
1188 _cpp_create_definition): Rework memory management.
1190 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
1192 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
1193 update md_exec_prefix.
1194 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
1197 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
1199 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
1200 (SELECT_CC_MODE): Use s390_select_ccmode.
1201 * config/s390/s390-protos.h (s390_select_ccmode): Add.
1202 * config/s390/s390.c (s390_select_ccmode): New.
1203 (s390_match_ccmode): Add CCLmode.
1204 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
1205 (output_branch_condition, output_inverse_branch_condition): Removed.
1206 (print_operand): Use s390_branch_condition_mnemonic.
1207 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
1208 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
1209 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
1211 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
1212 when converting conditional branches to far branches.
1213 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
1214 cmpint_di): Use CCSmode instead of CCUmode.
1216 * config/s390/s390.c (legitimate_la_operand_p): New.
1217 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
1218 * config/s390/s390.md (movsi): Convert load address patterns to
1219 arithmetic operations when necessary.
1220 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
1221 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
1222 (*do_la_reg_0): Don't use before reload.
1224 * config/s390/s390.c (legitimize_address): Make more efficient
1225 use of two-register addressing mode.
1227 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
1228 with -mno-backchain in some corner cases.
1230 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
1232 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
1234 * reload.c (find_reloads): Mark new USE insns with QImode.
1235 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
1236 find_reloads_subreg_address): Likewise.
1237 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
1239 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
1241 (reload): Make sure there are no USEs with mode other than
1242 VOIDmode. At the end, remove those marked with QImode.
1244 2001-09-29 Per Bothner <per@bothner.com>
1246 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
1247 * Makefile.in (includedir): Rename to local_includedir.
1248 (includedir): Define as $(prefix)/include.
1249 * config.in (PREFIX_INCLUDE_DIR): New variable.
1250 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
1252 2001-09-29 Bernd Schmidt <bernds@redhat.com>
1254 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
1256 * doc/extend.texi (Vector Extensions): New node.
1257 * doc/invoke.texi (Machine Dependent Options): Add documentation for
1258 i386 -mmmx, -msse, -m3dnow.
1260 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1262 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
1264 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
1266 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
1268 * doc/invoke.texi (Optimize Options): Delete spurious @table.
1270 2001-09-28 Richard Henderson <rth@redhat.com>
1272 * varasm.c (assemble_integer): Bound alignment check by
1275 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
1277 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1279 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1281 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1283 Mostly from Graham Stott <grahams@redhat.com>
1284 * c-common.c (type_for_mode): Add support for V2SFmode.
1285 * tree.c (build_common_tree_nodes_2): Likewise.
1286 * tree.h (enum tree_index, global_trees): Likewise.
1287 * config/i386/i386.c (x86_3dnow_a): New variable.
1288 (override_options): Support 3Dnow extensions.
1289 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
1290 Athlon's version of 3Dnow.
1291 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
1292 (ix86_expand_builtin): Handle them.
1293 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
1294 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
1295 TARGET_3DNOW_A): New macros.
1296 (TARGET_SWITCHES): Add 3Dnow switches.
1297 (VALID_MMX_REG_MODE_3DNOW): New macro.
1298 (VECTOR_MODE_SUPPORTED_P): Use it.
1299 (enum ix86_builtins): Add entries for 3Dnow builtins.
1300 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
1301 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
1302 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
1303 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
1304 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
1305 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
1306 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
1307 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
1308 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
1309 sfence_insn, prefetch): Make these available if TARGET_SSE or
1312 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1314 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
1315 ix86_va_start, ix86_build_va_list): Declare.
1316 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
1317 ix86_va_start, ix86_build_va_list): New global functions.
1318 * i386.md (sse_prologue_save_insn): New insn.
1319 (sse_prologue_save): New expander.
1320 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
1321 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
1323 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1325 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
1326 Use size_t everywhere, make definitions consistent with
1329 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1331 * gcse.c (replace_store_insn): Use delete_insn.
1332 * loop.c (move_movables): Likewise; avoid delete_insn
1333 from clobbering notes moved elsewhere.
1334 (check_dbra_loop): Use delete_insn.
1335 * ssa.c (convert_from_ssa): Likewise.
1336 * cse.c (cse_insn): Use delete_insn.
1338 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1340 * cpphash.h (struct cpp_buff): Make unsigned.
1341 (_cpp_get_buff): Take length of size_t.
1342 (_cpp_unaligned_alloc): New.
1343 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
1344 (struct cpp_reader): Remove ident_pool. Add u_buff.
1345 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
1346 (cpp_destroy): Destroy u_buff, not ident_pool.
1347 * cpplex.c (parse_number, parse_string, save_comment,
1348 cpp_token_as_text): Update to use the unaligned buffer.
1349 (new_buff): Make unsigned.
1350 (_cpp_unaligned_alloc): New.
1351 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
1352 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
1354 (collect_args): Make unsigned.
1356 2001-09-27 Zack Weinberg <zack@codesourcery.com>
1358 * cpplex.c (cpp_output_token): Use a putc loop for
1359 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
1361 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
1362 * configure, config.in: Regenerate.
1363 * system.h: Replace fwrite and fprintf with their unlocked
1364 variants if available.
1366 2001-09-27 Richard Henderson <rth@redhat.com>
1368 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
1369 in favour of .eh_frame.
1371 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
1373 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
1375 (LIBCALL_VALUE): Likewise.
1377 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1379 * cpphash.h: Update comment.
1380 * cpplex.c: Update comments.
1381 (_cpp_can_paste): Remove.
1382 * cpplib.h (_cpp_can_paste): Remove.
1383 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
1384 lexer rather than _cpp_can_paste.
1386 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1388 * doc/cppinternals.texi: Update.
1390 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1392 * cpphash.h (struct cpp_pool): Remove locks and locked.
1393 (struct cpp_context): Add member buff.
1394 (struct cpp_reader): Remove member argument_pool.
1395 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1396 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
1397 * cpplex.c (chunk_suitable): Remove pool argument.
1398 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
1399 (new_buff, _cpp_extend_buff): Update.
1400 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
1401 which buffer is returned.
1402 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
1403 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1404 * cppmacro.c (lock_pools, unlock_pools): Remove.
1405 (push_ptoken_context): Take a _cpp_buff.
1406 (enter_macro_context): Pool locking removed.
1407 (replace_args): Use a _cpp_buff for the replacement list with
1409 (push_token_context): Clear buff.
1410 (expand_arg): Use _cpp_pop_context.
1411 (_cpp_pop_context): Free a context's buffer, if any.
1413 2001-09-26 DJ Delorie <dj@redhat.com>
1415 * c-typeck.c (digest_init): Check for sizeless arrays.
1417 2001-09-26 Richard Henderson <rth@redhat.com>
1419 * optabs.c (init_one_libfunc): Create a dummy function type
1420 instead of using error_mark_node.
1422 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1424 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
1425 _cpp_extend_buff, _cpp_free_buff): New.
1426 (struct cpp_reader): New member free_buffs.
1427 * cppinit.c (cpp_destroy): Free buffers.
1428 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
1429 _cpp_extend_buff, _cpp_free_buff): New.
1430 * cpplib.h (struct cpp_options): Remove unused member.
1431 * cppmacro.c (collect_args): New. Combines the old parse_arg
1432 and parse_args. Use _cpp_buff for memory allocation.
1433 (funlike_invocation_p, replace_args): Update.
1435 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1437 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
1439 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
1441 * except.c (sjlj_mark_call_sites): Change address inside sequence.
1443 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
1445 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
1448 2001-09-25 Janis Johnson <janis187@us.ibm.com>
1449 Jim Wilson <wilson@redhat.com>
1451 * doc/install.texi (Specific, ia64-*-linux): Document.
1453 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1455 * Makefile.in (cfgrtl.o): Add.
1456 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1457 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1458 free_aux_for_edge): Declare.
1460 (HAVE_return): Undefine.
1461 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1462 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1463 free_aux_for_edge): New global functions.
1464 (first_delete_block): New static variable.
1465 (init_flow): Clear first_delete_block.
1466 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
1467 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
1468 try_redirect_by_replacing_jump, last_loop_beg_note,
1469 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
1470 delete_insn, delete_insn_chain, create_basic_block_structure,
1471 create_basic_block, flow_delete_block, compute_bb_for_insn,
1472 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
1473 set_block_for_new_insns, split_block, merge_blocks_nomove,
1474 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1475 redirect_edge_and_branch, force_nonfallthru_and_redirect,
1476 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
1477 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
1478 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
1479 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
1480 purge_all_dead_edges): Move to ....
1481 * cfgrtl.c: New file; .... Here.
1483 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
1484 (reroder_basic_block): Use alloc_aux_for_blocks.
1485 * predict.c (estimate_bb_frequencies): Likewise; use
1486 alloc_aux_for_edges.
1487 * profile.c (compute_branch_probabilities): Likewise.
1488 (branch_prob): Likewise.
1489 * reg-stack.c (reg_to_stack): Likewise.
1491 * emit-rtl.c (emit_insns_after): Never return NULL.
1493 * basic-block.h (set_block_for_new_insns): Delete.
1494 * cfgrtl.c (set_block_for_new_insns): Delete.
1496 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
1497 calls when crossjumping.
1499 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
1500 * unroll.c (copy_loop_body): Use delete_insn.
1502 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
1503 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
1504 keep_stack_depressed): Likewise.
1505 * gcse.c (cprop_cc0_jump): Likewise.
1506 * local-alloc.c (update_equiv_regs): Likewise.
1507 * loop.c (scan_loop, loop_delete_insns): Likewise.
1508 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
1509 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
1510 delete_output_reload, delete_address_reloads_1,
1511 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
1513 * sibcall.c (replace_call_placeholder): Likewise.
1514 * cse.c (cse_insn): Likewise.
1516 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1518 From Graham Stott <grahams@redhat.com>
1519 (def_builtin): Only define builtins appropriate for target_flags. All
1521 (builtin_decsription): Add new field mask which is used to determine
1522 when to define the builtin via the macro def_builtin.
1524 (bdesc_comi): Initialise new mask fields.
1525 (bdesc_2srg): Likewise.
1526 (bdesc_1arg): Likewise.
1528 * config/i386/i386.c (ix86_init_builtins): Correct return type
1529 building v4hi_ftype_v4hi_int_int tree node.
1530 (ix86_expand_sse_comi): Fix typo swapping operands.
1531 Don't swap comparision condition, it is already swapped.
1532 (ix86_expand_sse_compare): Before swapping operands
1533 move operand 1 into new rtx and not the target rtx.
1534 Don't swap comparison condition, it is already swapped.
1535 Always check whether we need to create a new TARGET.
1537 * config/i386/i386.md: (sse_comi) Fix typos.
1538 (sse_ucomi): Likewise.
1539 (cvtss2si): Fix operand 0 contraint.
1540 (cvttss2si): Likewise.
1541 (sse_unpckhps): Fix mode for operand 2.
1542 (sse_unpcklps): Likewise.
1544 2001-09-25 Graham Stott <grahams@redhat.com>
1546 * sibcall.c (skip_copy_to_return_value): Tighten return value
1549 2001-09-24 David Edelsohn <edelsohn@gnu.org>
1551 * rs6000.c (lwa_operand): Address must be word aligned.
1553 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1555 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
1556 number has been set.
1557 (type_hash_mark): Mark type itself.
1559 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
1561 * c-lex.c (cb_def_pragma): Update.
1562 (c_lex): Update, and skip padding.
1563 * cppexp.c (lex, parse_defined): Update, remove unused variable.
1564 * cpphash.h (struct toklist): Delete.
1565 (union utoken): New.
1566 (struct cpp_context): Update.
1567 (struct cpp_reader): New members eof, avoid_paste.
1568 (_cpp_temp_token): New.
1569 * cppinit.c (cpp_create_reader): Update.
1570 * cpplex.c (_cpp_temp_token): New.
1571 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
1572 (cpp_output_token): Don't print leading whitespace.
1573 (cpp_output_line): Update.
1574 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
1575 do_include_common, do_line, do_ident, do_pragma,
1576 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
1577 parse_assertion): Update.
1578 (get_token_no_padding): New.
1579 * cpplib.h (CPP_PADDING): New.
1580 (AVOID_LPASTE): Delete.
1581 (struct cpp_token): New union member source.
1582 (cpp_get_token): Update.
1583 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
1584 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
1585 replace_args, quote_string, stringify_arg, parse_arg, next_context,
1586 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
1587 _cpp_backup_tokens, _cpp_create_definition): Update.
1588 (push_arg_context): Delete.
1589 (padding_token, push_token_context, push_ptoken_context): New.
1590 (make_string_token, make_number_token): Update, rename.
1591 (cpp_get_token): Update to handle tokens as pointers to const,
1592 and insert padding appropriately.
1593 * cppmain.c (struct printer): New member prev.
1594 (check_multiline_token): Constify.
1595 (do_preprocessing, cb_line_change): Update.
1596 (scan_translation_unit): Update to handle spacing.
1597 * scan-decls.c (get_a_token): New.
1598 (skip_to_closing_brace, scan_decls): Update.
1599 * fix-header.c (read_scan_file): Update.
1601 * doc/cpp.texi: Update.
1603 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1605 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
1606 leak by passing malloc'ed pointer to reconcat, not concat.
1608 2001-09-24 DJ Delorie <dj@redhat.com>
1610 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
1612 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
1614 * flow.c (delete_dead_jumptables): Delete jumptable if the only
1615 reference is from the literal pool.
1617 2001-09-24 Janis Johnson <janis187@us.ibm.com>
1619 * doc/install.texi (Final install): Request additional information
1620 in mail about successful builds.
1622 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1624 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
1625 initial value of return pointer register instead of value in frame-20.
1628 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1630 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
1631 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
1632 the libcall if there isn't a referenced identifier for the symbol.
1634 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1636 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
1637 non 64-bit machines. Use these as a plabel for the trampoline.
1638 (TRAMPOLINE_SIZE): Adjust size for new words.
1639 (INITIALIZE_TRAMPOLINE): Initialize new words.
1640 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
1641 pointer to the plabel in the trampoline.
1643 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1645 * pa.c (function_arg): Pass floating arguments in both general and
1646 floating registers in indirect (dynamic) calls when generating code
1647 for the 32 bit ABI and the HP assembler.
1649 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1651 * doc/install.texi: Markup fixes.
1652 Use Solaris 2, SunOS 4 as appropriate.
1653 (Specific, *-*-solaris2*): Explain this.
1654 Unconditionally warn against /usr/ucb tools.
1655 Remove Sun as warning, obsolete.
1656 Move X11 header bug workaround here, update patches.
1657 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
1658 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
1660 2001-09-23 Zack Weinberg <zack@codesourcery.com>
1662 * errors.h (warning, error, fatal, internal_error): Don't mark
1663 with ATTRIBUTE_PRINTF_n.
1664 * toplev.h (internal_error, fatal_io_error, warning, error,
1665 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
1666 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
1669 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1671 * function.c (pop_function_context_from): var_refs_queue
1672 and temp slots now in GC memory.
1673 (mark_function_status, free_after_compilation): Likewise;
1674 also struct function now in GC memory.
1675 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
1676 (combine_temp_slots): Likewise.
1677 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
1678 (prepare_function_start): Use GC memory for struct function.
1679 (mark_temp_slot): Deleted.
1680 (gcc_mark_struct_function): struct function now in GC memory.
1682 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
1683 code for division, not modulus.
1685 * rtl.def (MEM): Remove obsolete part of comment.
1687 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
1689 * c-format.c (init_function_format_info): Check __builtin_printf
1690 and __builtin_fprintf even if -ffreestanding. Check C99 functions
1693 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1695 * c-common.c (format_attribute_table): Remove decl.
1696 * tree.h (format_attribute_table, lang_attribute_table): New decls.
1697 (lang_attribute_common): Likewise.
1699 * function.c (fix_lexical_address): Use set_mem_alias_set.
1700 (expand_function_start): Likewise.
1701 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
1703 * varasm.c (output_constant): Fix unused variable warning.
1705 * attribs.c: New file, from c-common.c.
1706 (attribute_tables): Now four elements.
1707 (format_attribute_table, lang_attribute_common): New variables.
1708 (init_attributes): Reflect above changes.
1709 (handle_mode_attribute): Delete check for wider than uintmax.
1710 * c-common.c: Delete parts moved to attribs.c.
1711 (enum attrs): Deleted; unused.
1712 (c_format_attribute_table): New variable.
1713 (c_common_lang_init): Initialize format_attribute_table with it.
1714 * c-common.h (decl_attributes): Remove decl.
1715 * tree.h (decl_attribute): Move it to here.
1716 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
1717 (attribs.o): New rule.
1719 2001-09-22 Andreas Jaeger <aj@suse.de>
1721 * builtins.c (c_getstr): Remove unused variable.
1723 2001-09-21 Richard Henderson <rth@redhat.com>
1725 * reload1.c (reload): Use delete_insn instead of splatting
1728 2001-09-21 Richard Henderson <rth@redhat.com>
1730 * reload.c (push_secondary_reload): Don't check for "=" in output
1731 constraint after ""->ALL_REGS check.
1733 2001-09-21 Richard Henderson <rth@redhat.com>
1735 * predict.c (expected_value_to_br_prob): Use pc_set.
1737 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
1738 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
1740 2001-09-21 Richard Henderson <rth@redhat.com>
1742 * rtl.h (LCT_RETURNS_TWICE): New.
1743 * calls.c (emit_call_1): Set current_function_calls_setjmp for
1745 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
1746 to ECF_RETURNS_TWICE.
1747 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
1750 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
1752 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
1753 (JMP_BUF_SIZE): New.
1755 2001-09-21 Richard Henderson <rth@redhat.com>
1757 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
1760 2001-09-21 Richard Henderson <rth@redhat.com>
1762 * tree.def (FDESC_EXPR): New.
1763 * expr.c (expand_expr): Handle it.
1764 * varasm.c (initializer_constant_valid_p): Likewise.
1765 (output_constant): Likewise.
1766 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1767 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1768 (ASM_OUTPUT_FDESC): New.
1769 * doc/tm.texi: Document the new macros.
1771 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1773 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
1774 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
1775 once merging is complete.
1777 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1779 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
1781 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1783 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
1784 that would be invalid after a merge.
1786 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
1788 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
1789 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
1791 (flow_delete_insn): This one.
1792 (delete_insn_chain): Rename from ...; do not care labels.
1793 (flow_delete_insn_chain): ... this one.
1794 (flow_delete_block): Remove the insns one BB has been expunged.
1795 (merge_blocks_nomove): Likewise.
1796 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
1797 updating BB boundaries.
1798 (tidy_fallthru_edge): Likewise.
1799 (commit_one_edge_insertion): Likewise.
1800 * cfgbuild.c (find_basic_block): Likewise.
1801 (find_basic_blocks_1): Likewise.
1802 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
1803 (try_crossjump_to_edge): Likewise.
1804 (try_optimize_cfg): Likewise.
1805 * cse.c (delete_trivially_dead_insns): Likewise.
1806 * df.c (df_insn_delete): Likewise.
1807 * doloop.c (doloop_modify): Use delete_related_insns.
1808 * emit-rtl.c (try_split): Likewise.
1809 (remove_insn): Update BB boundaries.
1810 * expect.c (connect_post_landing_pads): Use delete_related_insns.
1811 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
1812 updating BB boundaries.
1813 (propagate_block_delete_insn): Likewise.
1814 (propagate_block_delete_libcall): Likewise.
1815 * function.c (delete_handlers): Use delete_related_insns.
1816 (thread_prologue_and_epilogue_insns): Likewise.
1817 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
1818 * genpeep.c (gen_peephole): Use delete_related_insns.
1819 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
1821 (find_cond_trap): Likewise.
1822 * integrate.c (save_for_inline): Use delete_related_insns.
1823 (copy_insn_list): Likewise.
1824 * jump.c (pruge_linie_number_notes): Likewise.
1825 (duplicate_loop_exit_test): Likewise.
1826 (delete_computation): Likewise.
1827 (delete_related_insn): Rename from ...; use delete_insn
1828 (delete_insn): ... this one.
1829 (redirect_jump): Use delete_related_insns.
1830 * loop.c (scan_loop): Likewise.
1831 (move_movables): Likewise.
1832 (find_and_verify_loops): Likewise.
1833 (check_dbra_loop): Likewise.
1834 * recog.c (peephole2_optimize): Likewise.
1835 * reg-stack.c (delete_insn_for_stacker): Remove.
1836 (move_for_stack_reg): Use delete_insn.
1837 * regmove.c (combine_stack_adjustments_for_block): Likewise.
1838 * reload1.c (delete_address_reloads): Use delete_related_insns.
1839 (fixup_abnormal_edges): Use delete_insn.
1840 * recog.c (emit_delay_sequence): Use delete_related_insns.
1841 (delete_from-delay_slot): Likewise.
1842 (delete_scheduled_jump): likewise.
1843 (optimize_skip): Likewise.
1844 (try_merge_delay_insns): Likewise.
1845 (full_simple_delay_slots): Likewise.
1846 (fill_slots_from_thread): Likewise.
1847 (relax_delay_slots): Likewise.
1848 (make_return_insns): Likewise.
1849 (dbr_schedule): Likewise.
1850 * rtl.h (delete_insn): Rename to delete_related_insns.
1851 (delete_insn, delete_insn_chain): New prototypes.
1852 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
1853 by df_insn_delete already.
1854 * ssa-dce.c (delete_insn_bb): Use delete_insn.
1855 * ssa.c (convert_from_ssa): Use delete_related_insns.
1856 * unroll.c (unroll_loop): Likewise.
1857 (calculate_giv_inc): Likewise.
1858 (copy_loop_body): Likewise.
1860 * i386-protos.h (ix86_libcall_value, ix86_function_value,
1861 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1862 ix86_return_in_memory, ix86_function_value): Declare.
1863 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
1864 new static valurables.
1865 (x86_64_reg_class): New enum
1866 (x86_64_reg_class_name): New array.
1867 (classify_argument, examine_argument, construct_container,
1868 merge_classes): New static functions.
1869 (optimization_options): Enable flag_omit_frame_pointer and disable
1870 flag_pcc_struct_return on 64bit.
1871 (ix86_libcall_value, ix86_function_value,
1872 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1873 ix86_return_in_memory, ix86_function_value): New global functions.
1874 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
1875 (function_arg_advance): Handle x86_64 passing conventions.
1876 (function_arg): Likewise.
1877 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
1878 (RETURN_IN_MEMORY): Move offline.
1879 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
1880 (FUNCTION_VALUE_REGNO_P): New macro.
1881 (FUNCTION_ARG_REGNO_P): Move offline.
1882 (struct ix86_args): Add maybe_vaarg.
1883 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
1884 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
1886 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
1888 * s390.md: Changed attributes for scheduling.
1889 * s390.c: (s390_adjust_cost, s390_adjust_priority)
1892 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
1894 Table-driven attributes.
1895 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
1896 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
1897 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
1898 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
1899 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
1900 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
1901 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
1902 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
1903 * tree.h (struct tree_decl): Change machine_attributes to
1905 * doc/c-tree.texi: Document that all attributes are now attached
1907 * c-common.c (add_attribute, attrtab, attrtab_idx,
1908 default_valid_lang_attribute, valid_lang_attribute): Remove.
1909 (attribute_tables, attributes_initialized,
1910 c_common_attribute_table, default_lang_attribute_table): New
1912 (handle_packed_attribute, handle_nocommon_attribute,
1913 handle_common_attribute, handle_noreturn_attribute,
1914 handle_unused_attribute, handle_const_attribute,
1915 handle_transparent_union_attribute, handle_constructor_attribute,
1916 handle_destructor_attribute, handle_mode_attribute,
1917 handle_section_attribute, handle_aligned_attribute,
1918 handle_weak_attribute, handle_alias_attribute,
1919 handle_no_instrument_function_attribute,
1920 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
1921 handle_no_limit_stack_attribute, handle_pure_attribute): New
1923 (init_attributes, decl_attributes): Rewrite to implement
1924 table-driven attributes.
1925 * c-common.h (enum attribute_flags): Move to tree.h.
1926 * c-format.c (decl_handle_format_attribute,
1927 decl_handle_format_arg_attribute): Rename to
1928 handle_format_attribute and handle_format_arg_attribute. Update
1929 for table-driven attributes.
1930 * c-common.h (decl_handle_format_attribute,
1931 decl_handle_format_arg_attribute): Remove prototypes.
1932 (handle_format_attribute, handle_format_arg_attribute): Add
1934 * c-decl.c (grokdeclarator): Handle attributes nested inside
1936 * c-parse.in (setattrs, maybe_setattrs): Remove.
1937 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
1938 Update to handle nested attributes properly.
1939 (maybe_resetattrs, after_type_declarator,
1940 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
1941 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
1943 (make_pointer_declarator): Update to handle nested attributes
1945 * doc/extend.texi: Update documentation of limits of attributes
1946 syntax. Warn about problems with attribute semantics in C++.
1947 * target.h (struct target): Remove valid_decl_attribute and
1948 valid_type_attribute. Add attribute_table and
1949 function_attribute_inlinable_p.
1950 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
1951 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
1952 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
1954 (TARGET_INITIALIZER): Update.
1955 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
1957 (function_attribute_inlinable_p): New function. Check for the
1958 presence of any machine attributes before using
1959 targetm.function_attribute_inlinable_p.
1960 (function_cannot_inline_p): Update.
1961 * Makefile.in (integrate.o): Update dependencies.
1962 * doc/tm.texi: Update documentation of target attributes and
1963 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
1964 * tree.c (default_valid_attribute_p, valid_machine_attribute):
1966 (default_target_attribute_table,
1967 default_function_attribute_inlinable_p): New.
1968 (lookup_attribute): Update comment to clarify handling of multiple
1969 attributes with the same name.
1970 (merge_attributes, attribute_list_contained): Allow multiple
1971 attributes with the same name but different arguments to appear in
1972 the same attribute list.
1973 * tree.h (default_valid_attribute_p): Remove prototype.
1974 (struct attribute_spec): New.
1975 (default_target_attribute_table): Declare.
1976 (enum attribute_flags): Move from c-common.h. Add
1977 ATTR_FLAG_TYPE_IN_PLACE.
1978 (default_function_attribute_inlinable_p): Declare.
1979 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
1980 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1981 (TARGET_ATTRIBUTE_TABLE): Define.
1982 (vms_attribute_table): New.
1983 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
1984 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1985 (TARGET_ATTRIBUTE_TABLE): Define.
1986 (arc_attribute_table, arc_handle_interrupt_attribute): New.
1987 * config/arm/arm.c (arm_valid_type_attribute_p,
1988 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
1990 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1992 (TARGET_ATTRIBUTE_TABLE): Define.
1993 (arm_attribute_table, arm_handle_fndecl_attribute,
1994 arm_handle_isr_attribute): New.
1995 * config/avr/avr.c (avr_valid_type_attribute,
1996 avr_valid_decl_attribute): Remove.
1997 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
1999 (TARGET_ATTRIBUTE_TABLE): Define.
2000 (avr_attribute_table, avr_handle_progmem_attribute,
2001 avr_handle_fndecl_attribute): New.
2002 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
2003 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2004 (TARGET_ATTRIBUTE_TABLE): Define.
2005 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
2006 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
2007 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2008 (TARGET_ATTRIBUTE_TABLE): Define.
2009 (h8300_attribute_table, h8300_handle_fndecl_attribute,
2010 h8300_handle_eightbit_data_attribute,
2011 h8300_handle_tiny_data_attribute): New.
2012 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
2013 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
2015 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
2017 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
2018 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
2020 (TARGET_ATTRIBUTE_TABLE): Define.
2021 (ix86_attribute_table, ix86_handle_cdecl_attribute,
2022 ix86_handle_regparm_attribute): New.
2023 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
2024 i386_pe_valid_type_attribute_p): Remove.
2025 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
2026 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
2027 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2028 (TARGET_ATTRIBUTE_TABLE): Define.
2029 (ia64_attribute_table): New.
2030 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
2031 interrupt_ident2, model_ident1, model_ident2): Remove.
2032 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2033 (TARGET_ATTRIBUTE_TABLE): Define.
2034 (init_idents): Update.
2035 (m32r_attribute_table, m32r_handle_model_attribute): New.
2036 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
2038 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2039 (TARGET_ATTRIBUTE_TABLE): Define.
2040 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
2041 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
2042 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2043 (TARGET_ATTRIBUTE_TABLE): Define.
2044 (mcore_attribute_table, mcore_handle_naked_attribute): New.
2045 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
2046 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2047 (TARGET_ATTRIBUTE_TABLE): Define.
2048 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
2049 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
2050 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2051 (TARGET_ATTRIBUTE_TABLE): Define.
2052 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
2053 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
2054 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2055 (TARGET_ATTRIBUTE_TABLE): Define.
2056 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
2057 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2059 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
2061 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
2062 (TARGET_ATTRIBUTE_TABLE): Define.
2063 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
2065 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
2066 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2067 (TARGET_ATTRIBUTE_TABLE): Define.
2068 (v850_attribute_table, v850_handle_interrupt_attribute,
2069 v850_handle_data_area_attribute): New.
2070 * config/v850/v850-c.c (mark_current_function_as_interrupt):
2071 Return void. Call decl_attributes instead of
2072 valid_machine_attribute.
2074 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
2076 * sh-protos.h (sh_pr_n_sets): Declare.
2077 * sh.c (calc_live_regs): If the initial value for PR has been copied,
2078 look at the copy to determine if PR needs to be saved.
2079 sh_pr_n_sets: New function.
2080 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
2081 (ALLOCATE_INITIAL_VALUE): Define.
2083 * sh.c (initial_elimination_offset):
2084 Fix RETURN_ADDRESS_POINTER_REGNUM case.
2086 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
2088 * integrate.c (allocate_initial_values): New function.
2089 * integrate.h (allocate_initial_values): Declare.
2090 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
2092 * reload1.c (reload): And initialization of reg_equiv_memory_loc
2094 * toplev.c (rest_of_compilation): To here.
2095 Call allocate_initial_values.
2096 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
2098 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2100 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
2102 2001-09-20 DJ Delorie <dj@redhat.com>
2104 * c-typeck.c (really_start_incremental_init): Discriminate
2105 between zero-length arrays and flexible arrays.
2106 (push_init_level): Detect zero-length arrays and handle them
2107 like fixed-sized arrays.
2108 * expr.c (store_constructor): Handle zero-length arrays and
2109 flexible arrays correctly.
2110 * doc/extend.texi: Update zero-length array notes.
2112 2001-09-20 Jim Wilson <wilson@redhat.com>
2114 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
2115 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
2116 for issue port conflicts.
2117 (cycle_end_fill_slots): TYPE_L instructions take two slots.
2119 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
2121 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
2124 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2126 * fold-const.c (hashtab.h): Include.
2127 (int_const_binop): Remove FORSIZE arg and compute from type; all
2129 Call size_int_type_wide for all single-word constants.
2130 (size_htab_hash, size_htab_eq): New functions.
2131 (size_int_type_wide): Rework to use hash table.
2132 * ggc-common.c (hashtab.h): Include.
2133 (struct d_htab_root): New struct.
2134 (d_htab_roots): New variable.
2135 (ggc_add_deletable_htab, ggc_htab_delete): New functions
2136 (ggc_mark_roots): Handle deletable htabs.
2137 * ggc-page.c (ggc_marked_p): New function.
2138 * ggc-simple.c (ggc_marked_p): Likewise.
2139 * ggc.h: Reformatting throughout.
2140 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
2141 * tree.c (init_obstacks): Make type_hash_table a deletable root.
2142 (type_hash_add): Allocate struct type_hash from GC memory.
2143 (mark_hash_entry, mark_type_hash): Deleted.
2144 (type_hash_marked_p, type_hash_mark): New functions.
2145 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
2147 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
2149 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
2152 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2154 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
2155 array-too-large test for signed sizetype.
2157 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2159 * i386.md (indirect_jump): Allow Pmode operand.
2160 (tablejump): LIkewise; perform expansion to 64bit mode.
2161 * i386.c (symbolic_operand): Allow 64bit PIC references.
2162 (pic_symbolic_operand): Likewise.
2163 (ix86_find_base_term): Strip the 64bit PIC references.
2164 (legitimate_pic_address_disp_p): Handle 64bit PIC.
2165 (legitimize_pic_address): Likewise.
2166 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
2167 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
2169 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
2171 * stringpool.c (get_identifier_with_length): New function.
2172 * tree.h (get_identifier_with_length): New prototype.
2174 2001-09-19 Alan Modra <amodra@bigpond.net.au>
2175 David Edelsohn <edelsohn@gnu.org>
2178 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
2179 already sign-extended.
2181 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
2182 * config/rs6000/rs6000.c (logical_operand): Always compare op as
2184 (rs6000_emit_set_long_const): Avoid unnecessary shift.
2185 (output_profile_hook): Declare label_name const.
2186 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
2187 to match constraints.
2189 2001-09-19 Stan Shebs <shebs@apple.com>
2191 * alias.c: Fix typos in comments.
2192 * sched-rgn.c (init_ready_list): Ditto.
2193 * unwind-dw2.c (uw_frame_state_for): Ditto.
2194 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
2195 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
2196 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
2198 2001-09-19 Richard Henderson <rth@redhat.com>
2200 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
2202 * Makefile.in (cfg.o): Depend on TM_P_H.
2204 2001-09-19 Richard Henderson <rth@redhat.com>
2206 * config/alpha/alpha.c (local_symbol_p): Split out from ...
2207 (local_symbolic_operand): ... here.
2208 (small_symbolic_operand): Check mode.
2209 (global_symbolic_operand): New.
2210 (input_operand): Reject symbolics if explicit relocs.
2211 (call_operand): Tidy.
2212 (alpha_legitimize_address): Use movdi_er_high_g.
2213 (alpha_expand_mov): Likewise.
2214 * config/alpha/alpha-protos.h: Update.
2215 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2216 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
2217 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
2218 (UNSPECV_LDGP2): Remove.
2219 (all call patterns): Use 's' not 'i' for symbolic constraint.
2220 (call_osf call_value_osf): Use call_operand.
2221 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
2222 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
2223 (prologue_ldgp_1_er): Remove.
2224 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
2225 (builtin_setjmp_receiver_er patterns): Use them.
2226 (exception_receiver_er): Likewise.
2228 2001-09-19 Richard Henderson <rth@redhat.com>
2230 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
2232 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
2233 and NON_LOCAL_GOTO notes.
2234 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
2235 copy over CALL_INSN_FUNCTION_USAGE.
2237 2001-09-18 Catherine Moore <clm@redhat.com>
2239 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
2242 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
2244 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
2245 new-style tm_file specification. Specify correct tm_p_file,
2246 md_file, and out_file for s390x.
2248 * config/s390/linux.h, linux64.h: Don't include other target
2249 macro header files. Now handled via tm_file.
2251 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
2252 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
2253 are defined before use.
2255 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
2257 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
2258 code generation only for Gnu assembler.
2260 2001-09-18 Catherine Moore <clm@redhat.com>
2262 * config/stormy16 (LIB_SPEC): Remove -lnosys.
2264 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
2266 * config/mips/mips.c (mips_frame_set): New.
2267 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
2268 a parallel frame-related expression with a set for each register.
2270 2001-09-18 Philip Blundell <philb@gnu.org>
2272 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
2275 2001-09-17 Dale Johannesen <dalej@apple.com>
2277 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
2278 * config/rs6000/aix.h (FIXED_R2): Define.
2279 * config/rs6000/darwin.h (FIXED_R2): Define.
2280 * config/rs6000/sysv4.h (FIXED_R2): Define.
2282 2001-09-17 Jeff Sturm <jsturm@one-point.com>
2284 * except.c (dw2_build_landing_pads): New local
2285 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
2286 barrier after clobbers. Fixes c++/4012.
2288 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2290 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
2292 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
2294 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
2295 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
2297 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2299 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
2302 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
2304 * cpphash.h (_cpp_lex_direct): New.
2305 * cpplex.c (_cpp_lex_token): Update.
2306 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
2307 and increment that pointer.
2308 * cppmacro.c (alloc_expansion_token): New.
2309 (lex_expansion_token): Lex macro expansion directly into
2312 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
2314 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
2316 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
2318 * basic-block.h (free_bb_for_insn): Declare.
2319 * bb-reorder.c (label_for_bb): Use block_label.
2320 (emit_jump_to_block_after): Remove.
2321 (insert_intra_1): Do not update block_for_insn.
2322 (insert_inter_bb_scope_notes): Likewise; update bb->end
2323 * cfg.c (free_bb_for_insn): New.
2324 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
2325 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
2326 (commit_one_edge_insertion): Likewise.
2327 (commit_one_edge_insertion): Do not update BB boundary.
2328 (commit_edge_insertions): Do not call compute_bb_for_insn.
2329 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
2330 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
2331 (merge_blocks_move_successor_nojumps): Likewise.
2332 (try_crossjump_to_edge): Do not update block_for_insn.
2333 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
2334 * df.c (df_pattern_emit_later): Do not update BB boundary.
2335 (df_jump_pattern_emit_after): Likewise.
2336 (df_insn_move_before): Use emit_insn_before.
2337 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
2339 (add_insn_after, add_insn_before, emit_insns_after): Update BB
2340 boundaries and basic_block_for_insn.
2341 (reorder_insns_nobb): Rename from reorder_insns.
2342 (reorder_insns): New.
2343 (emit_block_insn_before, emit_block_insn_after): Kill.
2344 * flow.c (check_function_return_warnings): Do not call
2345 compute_bb_for_insn; Do not free basic_block_for_insn.
2346 (attempt_auto_inc): Do not update basic_block_for_insn.
2347 * function.c (emit_return_into_block): Likewise;
2348 do not update BB boundaries.
2349 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
2350 (insert_insn_end_bb): Use emit_insn_before; Likewise.
2351 (pre_insert_copy_insn): Likewise.
2352 (update_ld_motion_notes): Likewise.
2353 (insert_insn_start_bb): Likewise.
2354 (replace_store_insn): Likewise.
2355 * ifcvt.c (noce_process_if_block): Likewise.
2356 (if_convert): Do not call compute_bb_for_insn.
2357 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
2358 Use emit_insn_before and emit_insn_after.
2359 * recog.c (split_all_insns): Do not update BB boundaries;
2360 Do not call compute_bb_for_insn.
2361 (peephole2_optimize): Do not update BB boundaries.
2362 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
2364 (emit_swap_insn): Likewise.
2365 (convert_regs_1): Likewise.
2366 * reload1.c (reload): Call compute_bb_for_insn.
2367 * rtl.h (reorder_insns_nobb): Declare.
2368 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
2369 * toplev.c (rest_of_compilation): Call free_bb_for_insn
2370 at places CFG is invalidated; do not call compute_bb_for_insn.
2372 * cfg.c (expunge_block): Invalidate BB structure.
2374 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
2377 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
2379 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2381 * cpphash.h (_cpp_lex_token): Update prototype.
2382 * cpplex.c (_cpp_lex_token): New prototype.
2383 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
2384 lex_macro_node, read_flag, do_pragma_poison): Update.
2385 * cppmacro.c (cpp_get_token, parse_params,
2386 lex_expansion_token): Update.
2388 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2390 * cppmain.c (scan_translation_unit): Don't worry about
2391 putting a space after hashes.
2392 * cpplib.c (directive_diagnostics): New.
2393 (_cpp_handle_directive): Update to use directive_diagnostics.
2394 (run_directive): Don't toggle prevent_expansion.
2395 (do_line): Backup in case of the line extension.
2396 * cpplib.h (cpp_lexer_pos): Remove.
2397 * cppmacro.c (_cpp_create_definition): Precede a leading #
2400 2001-09-15 Richard Henderson <rth@redhat.com>
2402 * c-typeck.c (comptypes): Handle zero-length arrays properly.
2404 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2406 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
2408 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2410 PR preprocessor/3571
2411 * tradcpp.c (handle_directive): Skip non-vertical space.
2413 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2415 * cppmain.c (setup_callbacks): Set line callback only
2416 if outputting preprocessed source.
2418 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2420 * collect2.c (main): Const-ification.
2421 * gcc.c (translate_options, process_command): Use xstrdup in
2422 lieu of xmalloc/strcpy.
2423 (main): Use concat in lieu of xmalloc/strcpy/strcat.
2425 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2427 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
2430 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2432 * scan-decls.c (scan_decls): Fix typo.
2434 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2436 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
2437 Split mlstring_pos into mls_line and mls_col.
2438 * cppinit.c (cpp_create_reader): Initialize line to 1.
2439 (cpp_destroy): Free tokenruns.
2440 (push_include): Don't update lexer_pos.
2441 * cpplex.c (unterminated, parse_string): Update.
2442 (lex_token): Don't update lexer_pos, update.
2443 * cpplib.c (if_stack): Save line instead of line + col.
2444 (start_directive, _cpp_do__Pragma, do_else, do_elif,
2445 push_conditional, _cpp_pop_buffer): Update.
2446 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
2447 (_cpp_create_definition): Update.
2449 2001-09-15 Eric Christopher <echristo@redhat.com>
2451 * config/mips/abi64.h: Add support for MEABI.
2453 2001-09-15 Eric Christopher <echristo@redhat.com>
2455 * config/mips/mips.md: Add unspec #2.
2457 (reload_outdi): Ditto.
2458 (reload_outsi): Ditto.
2461 2001-09-15 Eric Christopher <echristo@redhat.com>
2462 Jason Eckhardt <jle@redhat.com>
2464 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
2465 * config/mips/isa32-linux.h: New file.
2466 * config/mips/isa3264.h: Ditto.
2467 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
2468 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
2469 (output_block_mode): Support MEABI.
2470 (function_arg): Ditto. Fix floating point arg passing.
2471 (mips_va_start): Ditto.
2472 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
2474 (mips_asm_file_start): Add new section to pass abi to gdb.
2475 (function_arg_pass_by_reference): Support MEABI.
2476 (mips_parse_cpu): Support mips32 and mips64 processors.
2477 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
2478 TARGET_MIPS5KC. Support isa32 and isa64.
2479 (processor_type): Add r4kc, r5kc, r20kc.
2480 (GENERATE_MULT3_SI): New.
2481 (GENERATE_MULT3_DI): Ditto.
2482 (GENERATE_MULT3): Remove.
2483 (ISA_HAS_64BIT_REGS): Add isa == 64.
2484 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
2485 (ISA_HAS_MADD_MSUB): New.
2486 (ISA_HAS_CLZ_CLO): Ditto.
2487 (ISA_HAS_DCLZ_DCLO): Ditto.
2488 (ABI_GAS_ASM_SPEC): New.
2489 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
2492 (SUBTARGET_CC1_SPEC): Ditto.
2493 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
2494 (PAD_VARARGS_DOWN): Support MEABI.
2495 (HARD_REGNO_NREGS): Move to mips.c.
2496 (ASM_OUTPUT_IDENT): Add #undef.
2497 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
2498 (mulsi3): Use GENERATE_MULT3_SI.
2499 (mulsi3_mult3): Ditto. Support mips32, mips64.
2500 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
2501 (mul_sub_si): New pattern.
2502 (unnamed splitters): New.
2503 (muldi3): Use GENERATE_MULT3_DI.
2504 (muldi3_internal2): Ditto.
2505 (movdicc): Support mips32.
2506 * config/mips/t-isa3264: New file.
2508 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
2510 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
2511 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
2512 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
2514 * reorg.c (fill_slots_from_thread): After call to
2515 steal_delay_list_from_target, update own_thread as new_thread may
2518 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
2520 * cpperror.c (print_location): Take line and column, for
2521 default positioning use the previously lexed token.
2522 (_cpp_begin_message): Take line and column.
2523 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2524 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2525 * cpphash.h (_cpp_begin_message): Update prototype.
2526 * cppinit.c (push_include): Don't set output line.
2527 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
2528 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
2529 (do_pragma): Kludge for front ends. Don't expand macros at all.
2530 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
2531 (struct cpp_token): Remove output_line.
2532 (struct cpp_callbacks): New member line_change.
2533 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
2534 cpp_get_token): Preserve BOL flag.
2535 (cpp_get_line): Remove.
2536 (_cpp_backup_tokens): Remove useless abort().
2537 * cppmain.c (cb_line_change): New.
2538 (scan_translation_unit): Don't worry about starting new lines here.
2539 * scan-decls.c (scan_decls): Update.
2540 * c-lex.c (c_lex, init_c_lex): Update.
2541 (cb_line_change, src_lineno): New.
2543 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
2545 * tree.c (append_random_chars): Generate the random
2546 characters in a reproducable fashion.
2548 2001-09-14 Richard Henderson <rth@redhat.com>
2550 * config/i386/i386.c (internal_label_prefix): New.
2551 (internal_label_prefix_len): New.
2552 (override_options): Set them.
2553 (local_symbolic_operand): New.
2554 (legitimate_pic_address_disp_p): Use it.
2555 (legitimize_pic_address): Likewise.
2557 2001-09-14 Marc Espie <espie@openbsd.org>
2559 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
2562 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2564 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
2565 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
2567 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
2569 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
2570 invocation of SUBREG_REGNO_OFFSET.
2572 * haifa-sched.c: Fix typo in FSF copyright statement.
2573 * sched-deps.c: Fix typo in FSF copyright statement.
2574 * sched-ebb.c: Fix typo in FSF copyright statement.
2575 * sched-rgn.c: Fix typo in FSF copyright statement.
2576 * sched-vis.c: Fix typo in FSF copyright statement.
2578 * config.gcc: Move inclusion of arm elf specific header files
2579 from the files themselves into the tm_file variable. Make
2580 sure that elfos.h is included before target specific elf
2582 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
2584 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
2585 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
2586 ASM_OUTPUT_CASE_LABEL): Protect definition.
2587 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
2588 not already defined.
2589 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
2590 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
2591 Remove duplicate definition.
2592 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
2593 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
2594 (RDATA_SECTION_FUNCTION): Remove redundant definition.
2595 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
2596 Remove inclusion of arm/elf.h.
2597 * config/arm/unknown-elf.h: as for conix-elf.h.
2598 (STARTFILE_SPEC): Include crti.o and crtn.o.
2599 * config/arm/linux-elf.h: as for conix-elf.h.
2600 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
2601 * config/arm/strongarm-elf.h: Remove inclusion of
2603 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
2604 * config/arm/unknown-elf-oabi.h: Remove inclusion of
2605 unknown-elf.h and elf.h.
2606 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
2607 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
2608 ASM_WEAKEN_LABEL): Remove redundant definition.
2609 * config/arm/elf.h: Test for inclusion of elfos.h
2610 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
2611 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
2612 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
2613 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
2614 redundant definition.
2615 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
2616 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
2617 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
2618 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
2619 Add rules to build crti.o and crtn.o
2620 * crti.asm: New file.
2621 * crtn.asm: New file.
2623 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
2625 * c-parse.in (_yylex): Use _cpp_backup_tokens.
2626 * cpphash.h (struct tokenrun): Add prev.
2627 (struct lexer_state): Remove bol.
2628 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
2629 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
2631 * cppinit.c (cpp_create_reader): Don't set bol.
2632 (cpp_destroy): Don't free lookaheads.
2633 * cpplex.c (lex_directive): Remove.
2634 (next_tokenrun): Update.
2635 (_cpp_lex_token): Clean up logic.
2636 (lex_token): Update to return a pointer to lexed token, since it
2637 can move to the start of the buffer. Simpify newline handling.
2638 * cpplib.c (SEEN_EOL): Update.
2639 (skip_rest_of_line): Remove lookahead stuff.
2640 (end_directive): Line numbers are already incremented. Revert
2641 to start of lexed token buffer if we can.
2642 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
2643 parse_answer): Use _cpp_backup_tokens.
2644 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
2645 instead. Don't check for EOL.
2646 (do_include_common, do_line, do_pragma_system_header): Use
2648 * cpplib.h (BOL, _cpp_backup_tokens): New.
2649 * cppmacro.c (save_lookahead_token, take_lookahead_token,
2650 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
2651 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
2652 (builtin_macro): Don't use cpp_get_line.
2653 (cpp_get_line): Short term kludge.
2654 (parse_arg): Handle directives in arguments here. Back up when
2655 appropriate. Store EOF at end of argument list.
2656 (funlike_invocation_p): Use _cpp_backup_tokens.
2657 (push_arg_context): Account for EOF at end of list.
2658 (cpp_get_token): Remove lookahead stuff. Update.
2660 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2662 * c-parse.in (yyerror): Const-ification and/or static-ization.
2663 * c-typeck.c (push_member_name): Likewise.
2664 * collect2.c (main): Likewise.
2665 * dbxout.c (dbxout_parms): Likewise.
2666 * diagnostic.c (format_with_decl): Likewise.
2667 * dwarf2out.c (output_ranges): Likewise.
2668 * dwarfout.c (fundamental_type_code): Likewise.
2669 * except.c (dw2_output_call_site_table): Likewise.
2670 * gcc.c (do_spec_1): Likewise.
2671 * genopinit.c (optabs): Likewise.
2672 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
2673 gen_declaration_1, handle_impent): Likewise.
2674 * protoize.c (default_include, in_system_include_dir, abspath):
2676 * sched-vis.c (visualize_stall_cycles): Likewise.
2677 * sdbout.c (plain_type_1, sdbout_end_function,
2678 sdbout_end_epilogue): Likewise.
2679 * varasm.c (decode_reg_name): Likewise.
2681 * 1750a.c (mod_regno_adjust): Likewise.
2682 * alpha.c (alpha_write_one_linkage,
2683 unicosmk_output_default_externs): Likewise.
2684 * arm.c (arm_condition_codes): Likewise.
2685 * arm.h (arm_condition_codes): Likewise.
2686 * avr.c (output_movsisf, encode_section_info): Likewise.
2687 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
2689 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2690 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2691 * m88k.c (output_function_profiler): Likewise.
2692 * mips.c (mips_output_conditional_branch): Likewise.
2693 * ns32k.c (ns32k_out_reg_names): Likewise.
2694 * ns32k.h (ns32k_out_reg_names): Likewise.
2695 * pj.c (pj_output_rval): Likewise.
2696 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
2697 * sparc.c (sparc_flat_function_prologue,
2698 sparc_flat_function_epilogue): Likewise.
2700 2001-09-13 Markus Werle <numerical.simulation@web.de>
2701 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2703 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
2704 Aachen University of Technology".
2706 2001-09-13 Andreas Schwab <schwab@suse.de>
2708 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
2711 2001-09-13 Richard Henderson <rth@redhat.com>
2713 * config/alpha/alpha.c (small_symbolic_operand): New.
2714 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
2715 (some_operand, input_operand): Don't handle HIGH.
2716 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
2717 (alpha_expand_mov): Likewise.
2718 (print_operand) [H]: Just print HIGH symbol.
2719 (print_operand_address): Handle small data.
2720 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
2721 (TARGET_SWITCHES): Add -msmall-data/large-data.
2722 (PIC_OFFSET_TABLE_REGNUM): New.
2723 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
2724 (PREDICATE_COES): Update.
2725 * config/alpha/alpha.md (adddi_er_high): New.
2726 (adddi_er_low): Handle small data.
2727 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
2728 prefer .sdata to .rodata.
2729 (SELECT_RTX_SECTION): Likewise.
2731 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
2733 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
2734 defining __size_t and leaving size_t undefined.
2736 2001-09-12 Diego Novillo <dnovillo@redhat.com>
2738 * basic-block.h (expunge_block): Declare.
2739 * cfg.c (expunge_block): Remove static declaration.
2741 2001-09-12 Richard Henderson <rth@redhat.com>
2743 * integrate.c (copy_insn_list): Copy label name from
2744 NOTE_INSN_DELETED_LABEL.
2746 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2748 * c-common.c (c_tree_code_name): Const-ification.
2749 * c-decl.c (c_decode_option): Likewise.
2750 * c-typeck.c (warn_for_assignment): Likewise.
2751 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
2753 * cppinit.c (output_deps): Likewise.
2754 * dependence.c (dependence_string, direction_string): Likewise.
2755 * dwarf2out.c (output_ranges): Likewise.
2756 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
2757 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
2758 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
2759 standard_startfile_prefix, standard_startfile_prefix_1,
2760 standard_startfile_prefix_2, tooldir_base_prefix,
2761 standard_bindir_prefix, find_a_file): Likewise.
2762 * genattrtab.c (make_length_attrs): Likewise.
2763 * gencheck.c (tree_codes): Likewise.
2764 * genemit.c (gen_split): Likewise.
2765 * genrecog.c (special_mode_pred_table): Likewise.
2766 * graph.c (graph_ext): Likewise.
2767 * protoize (default_include): Likewise.
2768 * reload.c (reload_when_needed_name): Likewise.
2769 * sched-vis.c (visualize_stall_cycles): Likewise.
2770 * tlink.c (recompile_files): Likewise.
2771 * toplev.c (decode_g_option): Likewise.
2772 * tradcpp.c (output_deps): Likewise.
2773 * varasm.c (decode_reg_name): Likewise.
2775 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
2778 * avr.c (avr_regnames, encode_section_info): Likewise.
2779 * c4x.c (float_reg_names): Likewise.
2780 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
2781 * elfos.h (const_section): Likewise.
2782 * i386.c (ix86_comp_type_attributes): Likewise.
2783 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2784 * ia64/aix.h (UNIQUE_SECTION): Likewise.
2785 * ia64.c (type_names): Likewise.
2786 * m68hc11.c (reg_class_names): Likewise.
2787 * m88k.c (m_options): Likewise.
2788 * mips.c (mips_output_conditional_branch, mips_unique_section):
2790 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2791 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
2792 ultra_code_names): Likewise.
2793 * sparc.h (OVERRIDE_OPTIONS): Likewise.
2795 2001-09-12 Jakub Jelinek <jakub@redhat.com>
2797 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
2798 Use --fatal-warnings option for gas.
2799 * configure: Rebuilt.
2801 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2803 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
2805 2001-09-11 Jim Wilson <wilson@redhat.com>
2807 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
2809 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2811 * builtins.c (c_strlen): Treat an offset too large for a
2812 HOST_WIDE_INT as out of range.
2814 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
2816 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
2817 (EDGE_CRITICAL_P): New predicate.
2818 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
2820 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
2821 (dump_edge_info): Remove "crit".
2822 * cfganal.c (mark_critical_edges): Kill.
2823 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
2824 * cfgcleanup.c (cleanup_cfg): Likewise.
2825 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
2826 (find_spanning_tree): Likewise.
2827 * reg-stack.c (convert_regs_1): Likewise.
2828 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
2830 * basic-block.h (create_basic_block_structure): New.
2831 (create_basic_block): Update prototype.
2832 (force_nonfallthru): New.
2833 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
2834 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
2835 handle updating of block_for_insn, creating of empty BBs and BBs at
2836 the end of INSN chain.
2837 (create_basic_block): New function.
2838 (split_block): Use create_basic_block.
2839 (force_nonfallthru_and_redirect): Break out from ...; cleanup
2840 (redirect_edge_and_branch_force): ... here.
2841 (force_nonfallthru): New.
2842 (split_edge): Rewrite to use force_nonfallthru and create_block.
2843 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
2844 (find_basic_blocks): Free basic_block_for_insn.
2845 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
2847 * cfg.c: Fix formating.
2848 * cfgcleanup.c: Fix formating.
2849 (merge_blocks, tail_recursion_label_p): Return bool.
2850 (merge_blocks_move_predecessor_nojumps,
2851 merge_blocks_move_successor_nojumps): Return void.
2853 2001-09-11 Jakub Jelinek <jakub@redhat.com>
2855 * configure.in: Check whether assembler supports section merging.
2856 * config.in: Rebuilt.
2857 * configure: Rebuilt.
2858 * varasm.c (variable_section, output_constant_pool): Pass alignment
2859 to SELECT_SECTION and SELECT_RTX_SECTION.
2860 (mergeable_string_section): New.
2861 (mergeable_constant_section): New.
2862 (default_elf_asm_named_section): Output SECTION_MERGE and
2863 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2864 * output.h (mergeable_string_section): New.
2865 (mergeable_constant_section): New.
2866 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
2867 * toplev.c (flag_merge_constants): New.
2868 (f_options): Add -fmerge-constants and -fmerge-all-constants
2870 (toplev_main): Default to -fno-merge-constants if not optimizing.
2871 * flags.h (flag_merge_constants): Add extern.
2872 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
2873 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
2875 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
2876 Define if assembler has working .subsection -1 support.
2877 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
2878 Put constant into special SHF_MERGE sections if the linker should
2879 attempt to merge duplicates.
2880 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
2882 Put constant into special SHF_MERGE sections if the linker should
2883 attempt to merge duplicates.
2884 * config/alpha/elf.h: Likewise.
2885 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
2886 has working .subsection -1 support.
2887 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
2889 * config/svr3.h: Likewise.
2890 * config/darwin.h: Likewise.
2891 * config/arm/aof.h: Likewise.
2892 * config/arm/linux-elf.h: Likewise.
2893 * config/avr/avr.h: Likewise.
2894 * config/c4x/c4x.h: Likewise.
2895 * config/d30v/d30v.h: Likewise.
2896 * config/i386/dgux.h: Likewise.
2897 * config/i386/osfrose.h: Likewise.
2898 * config/i386/sco5.h: Likewise.
2899 * config/i386/svr3gas.h: Likewise.
2900 * config/ia64/aix.h: Likewise.
2901 * config/m32r/m32r.h: Likewise.
2902 * config/m68k/m68k.h: Likewise.
2903 * config/m88k/dgux.h: Likewise.
2904 * config/m88k/m88k.h: Likewise.
2905 * config/mcore/mcore-pe.h: Likewise.
2906 * config/mips/mips.h: Likewise.
2907 * config/pa/pa.h: Likewise.
2908 * config/pa/pa-linux.h: Likewise.
2909 * config/romp/romp.h: Likewise.
2910 * config/rs6000/sysv4.h: Likewise.
2911 * config/rs6000/xcoff.h: Likewise.
2912 * config/s390/linux.h: Likewise.
2913 * config/sparc/sparc.h: Likewise.
2914 * config/sparc/sysv4.h: Likewise.
2915 * config/stormy16/stormy16.h: Likewise.
2916 * config/v850/v850.h: Likewise.
2917 * config/vax/vms.h: Likewise.
2918 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
2919 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2920 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
2921 default_elf_asm_named_section for SHF_MERGE sections.
2923 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2925 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
2928 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
2930 * c-common.c (split_specs_attrs): Allow for empty attributes with
2931 empty TREE_PURPOSE. Fixes PR c/4294.
2933 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
2935 * basic-block.h (cached_make_edge, make_single_succ): New.
2936 (make_edge): Remove first parameter.
2937 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
2938 * cfg.c (cached_make_edge): Rename from make_edge; return newly
2939 created edge; use obstack allocation.
2940 (make_edge, make_single_succ_edge): New.
2941 (first_removed_edge): New static variable.
2942 (init_flow): Initialize first_removed_edge and n_edges.
2943 (clear_edges): Use remove_edge.
2944 (flow_delete_block): Likewise.
2945 (remove_edge): Add removed edges to the removed edges list.
2946 (split_block, redirect_edge_and_branch_force, split_edge):
2948 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
2949 (add_noreturn_fake_exit_edges): Likewise.
2950 (connect_infinite_loops_to_exit): Liekwise.
2951 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
2952 Use cached_make_edge.
2953 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
2954 * profile.c (branch_prob): Update make_edge call.
2955 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2957 2001-09-11 Richard Henderson <rth@redhat.com>
2959 * config/alpha/alpha.c: Tidy formatting.
2960 (local_symbolic_operand): Verify mode.
2961 (alpha_sa_mask): Ignore unicos for eh_return.
2962 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
2963 * config/alpha/alpha.md (umk divsi patterns): Remove.
2964 (extendsfdf2): Remove unicos check.
2965 (tablejump): Merge vms and unicos code; always use direct set
2968 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2970 * config.gcc (alpha*-*-unicosmk*): New target.
2972 * config/alpha/alpha-protos.h (symbolic_operand,
2973 unicosmk_add_call_info_word, unicosmk_add_extern,
2974 unicosmk_defer_case_vector, unicosmk_unique_section,
2975 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
2976 unicosmk_asm_file_start, unicosmk_asm_file_end,
2977 unicosmk_output_common): Declare.
2979 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
2980 direct_return, function_arg, alpha_va_start, alpha_va_arg,
2981 alpha_does_function_need_gp, alpha_end_function): Support Cray
2983 (alpha_init_machine_status, alpha_mark_machine_status,
2984 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
2985 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
2986 unicosmk_asm_named_section, unicosmk_insert_attributes,
2987 unicosmk_section_type_flags, symbolic_operand,
2988 unicosmk_output_module_name, unicosmk_output_default_externs,
2989 unicosmk_output_dex, unicosmk_output_externs,
2990 unicosmk_output_addr_vec, unicosmk_ssib_name,
2991 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
2992 unicosmk_asm_file_end, unicosmk_output_common,
2993 unicosmk_section_type_flags, unicosmk_unique_section,
2994 unicosmk_add_call_info_word, unicosmk_text_section,
2995 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
2996 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
2997 unicosmk_dex_count, unicosmk_special_name): New.
2998 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
2999 TARGET_ABI_UNICOSMK.
3000 (get_aligned_mem, alpha_expand_unaligned_load,
3001 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
3002 alpha_expand_unaligned_store_words): Support big-endian mode.
3003 (print_operand): Likewise. New format specifier 't'. Use
3004 TARGET_AS_SLASH_BEFORE_SUFFIX.
3005 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
3006 (alpha_pv_save_size): Update with above change.
3007 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
3008 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
3011 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
3012 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
3013 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
3014 (EXTRA_CONSTRAINT): New constraint 'U'.
3015 (PREDICATE_CODES): Add symbolic_operand.
3017 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
3018 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
3019 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
3020 (integer division and modulus patterns): Split in default and
3022 (*divmodsi_internal, *divmoddi_internal): Disable for
3023 TARGET_ABI_UNICOSMK.
3024 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
3025 little-endian and big-endian versions.
3026 (ext, ins, msk): Likewise.
3027 (extv, extzv, insv): Support big-endian mode.
3028 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
3029 (call_umk, call_value_umk, *call_umk, tablejump_umk,
3030 *tablejump_umk_internal, *call_value_umk): New.
3031 (*movdi_nofix): Add pattern for loading an address into a register on
3032 TARGET_ABI_UNICOSMK.
3033 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
3034 (umk_mismatch_args, arg_home_umk): New.
3035 (various insns): Don't use mov, fmov, nop, fnop and unop.
3036 (realign): Support TARGET_ABI_UNICOSMK.
3038 * config/alpha/unicosmk.h: New file.
3039 * config/alpha/t-unicosmk: New file.
3041 * fixinc/inclhack.def (unicosmk_restrict): New.
3042 * fixinc/fixincl.x: Regenerate.
3044 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
3045 (wchar_t): Check for and define __WCHAR_T__.
3047 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
3049 * combine.c (simplify_shift_const): Treat shifts by the mode
3052 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
3054 * cpphash.h (struct tokenrun): New.
3055 (struct cpp_context): New member bol.
3056 (struct cpp_reader): New members.
3057 (_cpp_init_tokenrun): New.
3058 * cppinit.c (cpp_create_reader): Set up the token runs.
3059 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
3060 (lex_token): New internalised version of _cpp_lex_token. Don't
3061 handle directives or the multiple include opimisation here any
3062 more. Simply lex a token.
3063 * cpplib.c (run_directive): Clear bol.
3064 (_cpp_pop_buffer): Set bol.
3065 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
3068 2001-09-11 Michael Meissner <meissner@redhat.com>
3070 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
3071 give an error if the user uses -mfp32.
3072 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
3074 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
3075 floating point register size.
3076 (EXTRA_SPECS): Add CPP_FPR_SPEC.
3078 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
3079 HOST_WIDE_INT_PRINT_DEC to properly print the result of
3081 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
3082 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
3084 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
3086 * dbxout.c (dbxout_parms): Fix typo in comment.
3087 * unroll.c (loop_find_equiv_value): Ditto.
3088 * toplev.c (rest_of_compilation): Ditto.
3089 * loop.c (scan_loop): Ditto.
3090 * dwarf2out.c (struct dw_fde_struct): Ditto.
3092 2001-09-10 Zack Weinberg <zackw@panix.com>
3094 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
3095 copying identifier when we're just going to throw it away.
3096 (parse_identifier_slow): New routine to handle abnormal cases.
3097 (_cpp_lex_token): Update call site.
3099 * hashtable.c (ht_lookup): Don't assume that the string we've
3100 been given is NUL-terminated.
3101 * system.h: #define __builtin_expect(a, b) to (a) if not
3104 2001-09-10 Michael Meissner <meissner@redhat.com>
3106 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
3109 2001-09-10 David Edelsohn <edelsohn@gnu.org>
3111 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
3113 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3115 * builtins.c (c_getstr): Correct thinko in last change and further
3118 2001-09-10 Tim Freeman <tim@fungibole.com>
3120 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
3121 into varray's and register them as roots with the garbage
3122 collector so they are not collected too soon.
3124 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
3126 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
3128 * basic-block.h (flow_obstack, label_value_list,
3129 tail_recursion_label_list): Declare
3130 (tidy_fallthru_edges): Declare.
3131 (expunge_block, last_loop_beg_note): Delete.
3132 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
3134 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
3135 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
3136 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
3137 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
3138 expunge_block, flow_delete_block, compute_bb_for_insn,
3139 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
3140 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
3141 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
3142 try_redirect_by_replacing_jump, last_loop_beg_note,
3143 redirect_edge_and_branch, redirect_edge_and_branch_force,
3144 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
3145 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
3146 commit_edge_insertions, dump_flow_info, debug_flow_info,
3147 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
3148 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
3149 Move here from flow.c
3150 * cfganal.c: New file.
3151 (forwarder_block_p, can_fallthru, mark_critical_edges,
3152 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
3153 find_unreachable_blocks, create_edge_list, free_edge_list,
3154 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
3155 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
3156 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
3157 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
3158 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
3159 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
3160 Move here from flow.c
3161 * cfgbuild.c: New file
3162 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
3163 make_edges, find_basic_blocks_1, find_basic_blocks,
3164 find_sub_basic_blocks): Move here from flow.c
3165 * cfgcleanup.c: New file.
3166 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
3167 merge_blocks_move_predecessor_nojumps,
3168 merge_blocks_move_successor_nojumps, merge_blocks,
3169 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3170 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
3171 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
3173 * cfgloop.c: New file
3174 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
3175 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
3176 flow_loop_exit_edges_find, flow_loop_nodes_find,
3177 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3178 flow_loop_tree_node_add, flow_loops_tree_build,
3179 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
3180 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
3181 Move here from flow.c
3182 * flow.c: Remove everything moved elsewhere
3183 * output.h (cleanup_cfg): Return bool.
3185 * bb-reorder.c (reorder_block_def): Remove 'index'.
3186 (insert_intra_1): Add argument BB, set block for new note.
3187 (make_reorder_chain): Do not depdent on BB indexes.
3188 (make_reorder_chain_1): Do not use BB indexes.
3189 (label_for_bb): Likewise; set BB for new insn.
3190 (emit_jump_to_block_after): Likewise.
3191 (fixup_reoder_chain): Sanity check that all basic blocks
3192 are chained; verify newly created insn chain; remove
3193 undocnitional jump simplifying; Do not use BB indexes;
3194 properly initialize count and frequency information;
3195 dump reordered sequence.
3196 (insert_intra_bb_scope_notes): update call of insert_intra_1.
3197 (insert_inter_bb_scope_notes): Set block for new insn.
3198 (reorder_basic_blocks): Dump flow info before reoredering.
3200 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3202 * alias.c (clear_reg_alias_info): Use K&R format definition.
3203 Avoid unsigned warning.
3204 * builtins.c: Use "unsigned int", not "unsigned".
3205 (target_char_cast): Use host_integerp and tree_low_cst.
3206 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
3207 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
3208 (c_getstr): Likewise.
3209 (std_expand_builtin_va_arg): Use int_size_in_bytes.
3210 (builtin_memcpy_read_str): Avoid unsigned warning.
3211 (expand_builtin_memcpy): Alignments are unsigned.
3212 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
3213 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
3214 * predict.c (expensive_function_p): LIMIT now unsigned.
3215 * resource.c (mark_target_live_regs): Make some vars unsigned.
3216 * sdbout.c: Use "unsigned int", not "unsigned".
3217 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
3218 (sdbout_source_line): Likewise.
3219 (sdbout_record_type_name): Remove "const" for NAME declaration.
3220 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
3222 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
3224 * calls.c (store_one_arg): Expand comment.
3226 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3228 * calls.c (store_one_arg): Make sure that the entire argument is
3229 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
3231 2001-09-09 Richard Henderson <rth@redhat.com>
3233 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
3235 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
3237 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
3239 2001-09-09 Richard Henderson <rth@redhat.com>
3241 * config/alpha/alpha.c (alpha_next_sequence_number): New.
3242 (alpha_this_literal_sequence_number): New.
3243 (alpha_this_gpdisp_sequence_number): New.
3244 (some_operand, input_operand): Add HIGH.
3245 (local_symbolic_operand): New.
3246 (alpha_encode_section_info): New.
3247 (alpha_legitimate_address_p): Allow LO_SUM.
3248 (alpha_legitimize_address): Generate HIGH+LO_SUM.
3249 (alpha_expand_mov): Likewise.
3250 (secondary_reload_class): Check memory_operand not general_operand
3252 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
3253 (alpha_expand_unaligned_store): Likewise.
3254 (alpha_expand_unaligned_load_words): Likewise.
3255 (alpha_expand_unaligned_store_words): Likewise.
3256 (alpha_expand_block_clear): Likewise.
3257 (print_operand): Handle %#, %*, %H.
3258 (print_operand_address): Handle LO_SUM.
3260 (alpha_does_function_need_gp): Use it.
3261 (alpha_expand_block_move): Fix signed compare warnings.
3262 (alpha_sa_mask, alpha_align_insns): Likewise.
3263 * config/alpha/alpha-protos.h: Update.
3264 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
3265 (MASK_EXPLICIT_RELOCS): New.
3266 (TARGET_SWITCHES): Add -mexplicit-relocs.
3267 (EXTRA_CONSTRAINT): Add 'T'.
3268 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
3269 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
3270 (ENCODE_SECTION_INFO): Out line.
3271 (REDO_SECTION_INFO_P): New.
3272 (STRIP_NAME_ENCODING): New.
3273 (ASM_OUTPUT_LABELREF): New.
3274 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
3275 (PREDICATE_CODES): Update.
3276 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
3277 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
3278 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
3279 builtin_setjmp_receiver_er, exception_receiver_1_er,
3280 call_value_osf_1_er): New patterns.
3281 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
3282 (movqi, movhi, movsi): Add explicit $31 base register to lda.
3283 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
3284 (FINAL_PRESCAN_INSN): New.
3286 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
3288 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
3290 2001-09-08 Andreas Jaeger <aj@suse.de>
3292 * i386.h (TARGET_SWITCHES): Fix description.
3294 2001-09-07 David Edelsohn <edelsohn@gnu.org>
3296 * rs6000.c (num_insns_constant): Compute number of instructions
3299 * doc/install.texi: Explain AIX exception handling work-around.
3300 Update URL for AIX fixes.
3302 2001-09-07 Jim Wilson <wilson@redhat.com>
3304 * alias.c (clear_reg_alias_info): New.
3305 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
3306 * rtl.h (clear_reg_alias_info): Declare.
3308 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3310 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
3312 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
3313 (m16m,edivm,emulm): Change declaration to match definition.
3315 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3317 * reload.c (push_reload): Check for subreg_lowpart_p instead of
3318 SUBREG_BYTE being 0 when determining if the inner part of a subreg
3321 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3323 * c-common.c (signed_or_unsigned_type): Handle machine mode types
3324 which have no corresponding C type.
3325 * fold_const.c (target_isinf,target_isnan,target_negative): Update
3326 the representation of 64-bit doubles to work with 64-bit ints.
3328 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
3330 * config/mips/mips.c (override_options): Do not override ISA when ABI
3331 specified if MIPS_CPU_STRING_DEFAULT was specified.
3333 2001-09-07 Richard Henderson <rth@redhat.com>
3335 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
3336 (express_from_1): Wrap lines.
3337 * rtlanal.c (commutative_operand_precedence): Rename from
3338 operand_preference; export.
3339 * rtl.h: Declare it.
3340 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
3341 (simplify_binary_operation): Invoke simplify_plus_minus on
3342 (CONST (PLUS ...)) as well.
3343 (struct simplify_plus_minus_op_data): New.
3344 (simplify_plus_minus_op_data_cmp): New.
3345 (simplify_plus_minus): Use them. Avoid infinite recursion with
3346 simplify_binary_operation wrt CONST.
3348 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
3350 * h8300-protos.h (general_operand_dst_push): Remove.
3351 * h8300.c (general_operand_dst_push): Likewise.
3352 * h8300.h (OK_FOR_T): Likewise.
3353 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
3354 * h8300.md (pushqi_h8300): New.
3355 (pushqi_h8300hs): Likewise.
3357 (pushhi_h8300): Likewise.
3358 (pushhi_h8300hs): Likewise.
3361 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3363 * genattrtab.c (attr_printf): First arg is unsigned.
3364 Clean up formatting of callers.
3366 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
3368 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
3371 2001-09-07 Andreas Jaeger <aj@suse.de>
3373 * i386.h (TARGET_SWITCHES): Fix descriptions.
3375 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3377 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
3379 2001-09-06 Ira Ruben <ira@apple.com>
3381 Remove OP_IDENTIFIER.
3382 * tree.def (OP_IDENTIFIER): Remove.
3383 * tree.c (tree_node_kind enum): Remove op_id_kind.
3384 (tree_node_kind_names): Remove "op_identifiers".
3385 (make_node): Remove OP_IDENTIFIER test.
3386 (build_op_identifier): Removed because it isn't being used.
3387 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
3388 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
3390 2001-09-06 Richard Henderson <rth@redhat.com>
3392 * simplify-rtx.c (simplify_binary_operation): Revert last change.
3394 2001-09-06 Richard Henderson <rth@redhat.com>
3396 * simplify-rtx.c (simplify_binary_operation): Simplify contents
3399 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3401 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
3402 number used for CR register.
3404 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3405 Joern Rennecke (amylaar@cygnus.com)
3407 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
3408 * h8300.c (initial_offset): Handle offset between RP and FP.
3409 (h8300_return_addr_rtx): New function.
3410 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
3412 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
3413 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3414 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
3415 (CAN_ELIMINATE, REGISTER_NAMES):
3416 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
3418 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
3420 Remove TYPE_NONCOPIED_PARTS.
3421 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
3422 (struct tree_type): Remove noncopied_parts.
3423 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
3424 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
3425 (fixed_type_p): Remove.
3426 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
3427 (expand_expr, MODIFY_EXPR): Likewise.
3428 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
3429 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
3431 2001-09-06 Alan Modra <amodra@bigpond.net.au>
3433 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
3435 (mask64_operand): Likewise.
3436 (includes_rldic_lshift_p): Likewise.
3437 (includes_rldicr_lshift_p): Likewise.
3439 2001-09-05 Ziemowit Laski <zlaski@apple.com>
3441 * objc/objc-act.c (build_message_expr): If a class method cannot
3442 be found, do not issue a warning if a corresponding instance
3443 method exists in the root class.
3445 2001-09-05 Richard Henderson <rth@redhat.com>
3447 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
3449 2001-09-05 Zack Weinberg <zack@codesourcery.com>
3451 * function.c (ggc_mark_struct_function): Mark f->outer.
3452 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
3453 * integrate.c (output_inline_function): ... not here.
3455 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
3457 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
3459 * i386.c (size_cost): New static variable.
3460 (override_function): Use size_cost when -Os is specified.
3462 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
3463 properly; Use current_function_calls_eh_return.
3464 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
3465 use leave to avoid depdendancy chain.
3467 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
3468 get BB loop_depth instead of computing it from LOOP notes.
3470 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
3472 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3474 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3475 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3476 UNALIGNED_DOUBLE_INT_ASM_OP): Define
3478 2001-09-05 Jeffrey A Law (law@cygnus.com)
3479 Jason Merrill (jason@redhat.com)
3481 * stor-layout.c (layout_type): Complain if an array's size can
3482 not be represented in a size_t.
3484 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
3486 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
3488 * gcc.c: (process_command) Add parentheses around assignment
3489 used as truth value.
3491 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3493 * config/mips/mips.c (save_restore_insns): Don't mark any register
3494 save slots as unchanging if current_function_calls_eh_return.
3496 2001-09-05 Richard Henderson <rth@redhat.com>
3498 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
3499 * config/alpha/alpha-protos.h: Declare it.
3500 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
3501 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
3502 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
3503 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
3504 (REG_OK_FOR_BASE_P): Select one of the above.
3506 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3508 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
3509 (crti.o): Prefix name of object file with $(T).
3512 2001-09-05 David S. Miller <davem@redhat.com>
3514 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
3515 * config/sparc/linux64.h: Likewise.
3517 2001-09-05 Andreas Jaeger <aj@suse.de>
3519 * doc/invoke.texi (i386 Options): -mwide-multiply is not
3520 available anymore, remove the documentation.
3521 (i386 Options): Fix typo, cleanup index entries.
3523 * prefix.c (concat): Remove, we can use the version from liberty.
3525 2001-09-05 Richard Henderson <rth@redhat.com>
3527 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
3528 New functions split out of md file expanders.
3529 * config/alpha/alpha-protos.h: Declare them.
3530 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
3532 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
3534 * cppmacro.c (funlike_invocation_p): No need to restore context.
3536 2001-09-04 Richard Henderson <rth@redhat.com>
3538 * reload.c (push_reload): Export.
3539 * reload.h (push_reload): Declare it.
3541 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
3542 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3543 * config/alpha/alpha.c (alpha_legitimize_address): New.
3544 (alpha_legitimize_reload_address): Likewise.
3545 * config/alpha/alpha-protos.h: Declare them.
3547 2001-09-04 Stan Shebs <shebs@apple.com>
3549 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
3550 * config/darwin.c (machopic_stub_name): Account for internally
3551 generated lib calls such as memcpy.
3553 2001-09-04 Richard Henderson <rth@redhat.com>
3555 * unwind.h (_UA_END_OF_STACK): New flag.
3556 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
3558 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3560 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
3562 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
3564 * config/mips/mips.c (save_restore_insns): Change base_offset to
3565 fp_offset in second call to mips_emit_frame_related_store.
3567 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
3569 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
3570 sometimes be represented as a NOTE of type
3571 NOTE_INSN_DELETED_LABEL.
3572 (Insns): Document NOTE_INSN_DELETED_LABEL.
3574 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
3576 * c-common.h (tree_dump_index): Add more comments.
3577 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
3578 (dump_option_value_info): New struct.
3579 (dump_options): New array.
3580 (dump_switch_p): Parse switch options symbolically.
3581 * doc/invoke.texi (-fdump-ast): Rename to ...
3582 (-fdump-tree): ... here. Document that options are symbolic, and
3583 not all are applicable.
3585 2001-09-04 David S. Miller <davem@redhat.com>
3587 * config/sparc/sparc.md (define_splits): Kill constraints.
3589 Cleanup redundant and unused insn attributes.
3590 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
3591 binary, and move. Mark ialu as default.
3592 (commented out define_function_unit "alu"): Kill.
3593 (define_attr "use_clobbered"): Kill.
3594 (whole file): Kill address insn type references. Replace
3595 all unary/binary/move references with ialu.
3596 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
3597 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
3600 Simplify length insn attribute and make more judicious use
3601 of insn attribute defaulting.
3602 * config/sparc/sparc.md (all insns with length > one): Mark as
3603 insn type multi if real instructions, else use default if
3604 it is a forced splitter.
3605 (all insns with length == one): Use default insn length.
3606 (all insns of type ialu): Use default insn type.
3608 Fix erroneous insn attribute settings.
3609 (addx): Set insn type to misc.
3610 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
3611 const_umulsidi3_sp64): Set insn type to imul.
3613 Track SFmode vs DFmode insns according to UltraSPARC
3615 * config/sparc/sparc.md ("fptype"): New attribute, default
3617 (all DFmode single insns): Mark as fptype "double".
3619 2001-09-03 Jakub Jelinek <jakub@redhat.com>
3621 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
3623 2001-09-03 Richard Henderson <rth@redhat.com>
3625 * function.h (struct function): Add arg_pointer_save_area_init.
3626 * function.c (expand_function_end): Init arg_pointer_save_area.
3627 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
3628 when called from a nested function.
3630 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
3632 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
3635 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3637 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
3639 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
3641 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
3642 (emit_push_insn): Use specified padding direction when
3643 STACK_PUSH_CODE is POST_INC.
3645 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
3647 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3649 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
3651 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
3653 * cppinit.c (cpp_start_read): Free the imacros list as we
3654 traverse it. Don't free the chains before returning.
3655 (_cpp_push_next_buffer): Only try pushing buffers if we've
3656 completed -imacros handling.
3658 2001-08-31 Eric Christopher <echristo@redhat.com>
3660 * gcc.c (handle_braces): Add explaination for abort.
3662 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
3664 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
3665 move adjustment of bitpos instead.
3667 2001-08-31 Zack Weinberg <zack@codesourcery.com>
3669 * function.c: Remove all_functions. Make outer_function_chain
3671 (init_function_start): Don't add new function structure to
3673 (find_function_data, push_function_context_to,
3674 pop_function_context_from, put_var_into_stack,
3675 trampoline_address): Update for changed structure element names.
3676 (push_function_context_to): Disentangle.
3677 (free_after_compilation): Also free F.
3678 (expand_dummy_function_end): Don't free cfun here.
3679 (put_var_into_stack): Comment why we can't use find_function_data here.
3680 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
3681 (mark_function_chain): Split into maybe_mark_struct_function and
3682 ggc_mark_struct_function. Export the latter.
3683 (init_function_once): Mark from cfun and outer_function_chain;
3686 * function.h (struct function): Kill next_global. Rename next
3687 to outer. All users updated to match.
3688 (all_functions, outer_function_chain): Don't declare.
3690 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
3691 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
3692 don't touch f->inlinable, after calling rest_of_compilation.
3694 * tree.h: Forward-declare struct function. Prototype
3695 ggc_mark_struct_function.
3697 2001-08-31 Kazu Hirata <kazu@hxi.com>
3699 * config/h8300/h8300.md (*andorhi3): Fix typos.
3701 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3703 * calls.c (emit_library_call_value): Don't use a fixed
3704 argument after VA_CLOSE, i.e. out of scope in traditional C.
3706 * emit-rtl.c (gen_rtvec): Likewise.
3708 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3710 * Makefile.in (c-pragma.o): Depend on output.h.
3711 (reorg.o): Depend on except.h.
3713 * c-pragma.c: Include output.h.
3715 * reorg.c: Include except.h.
3717 * unwind-dw2.c: Call __builtin_alloca, not alloca.
3719 2001-08-31 Richard Henderson <rth@redhat.com>
3721 * sched-deps.c (add_dependence): Don't elide dependancy if the
3722 conditional used by insn is modified in elem.
3724 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
3726 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
3728 2001-08-31 Diego Novillo <dnovillo@redhat.com>
3730 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
3733 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3735 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
3737 (stormy16_asm_out_constructor): New function.
3738 (TARGET_ASM_CONSTRUCTOR): Define.
3739 (TARGET_ASM_DESTRUCTOR): Define.
3741 2001-08-31 Andreas Jaeger <aj@suse.de>
3743 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
3744 * loop.c (add_label_notes): Likewise.
3745 * reload.c (find_reloads): Likewise.
3746 * config/sh/sh.c (machine_dependent_reorg): Likewise.
3748 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
3750 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
3751 code here. Take _Unwind_{W,Sw}ord*.
3752 (read_encoded_value_with_base): Use them.
3753 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
3755 (extract_cie_info): Simplify read_?leb128 handling.
3756 (execute_stack_op, execute_cfa_program): Likewise.
3757 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
3759 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3761 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
3762 the frame pointer to pop the stack if convenient.
3764 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
3765 Don't use post-increment before combine.
3766 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
3767 a call-saved register.
3769 2001-08-31 Andreas Jaeger <aj@suse.de>
3771 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
3774 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
3776 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
3777 not DIV/MOD, of course.
3779 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
3781 * rtl.def: Undo my patch commited 2001-08-27.
3783 * genattrtab.c: Ditto.
3787 * sched-int.h: Ditto.
3789 * target-def.h: Ditto.
3793 * haifa-sched.c: Ditto.
3795 * sched-rgn.c: Ditto.
3797 * sched-vis.c: Ditto.
3799 * Makefile.in: Ditto.
3801 * doc/md.texi: Ditto.
3803 * doc/tm.texi: Ditto.
3805 * doc/contrib.texi: Ditto.
3807 * doc/gcc.texi: Ditto.
3809 * genattrtab.h: Remove it.
3811 * genautomata.c: Remove it.
3813 * genattr.c: Undo my patch and Richard Henderson's patch commited
3816 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
3818 * config.gcc (h8300-*-elf*): New case.
3819 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
3820 (SUBTARGET_CPP_SPEC): Define.
3821 (EXTRA_SPECS): Define.
3822 (SUBTARGET_EXTRA_SPECS): Define.
3823 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
3824 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
3826 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
3828 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
3829 (LIB2FUNCS_EXTRA): Define.
3830 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
3831 config/h8300/fixunssfsi.c: New file.
3833 2001-08-30 Kazu Hirata <kazu@hxi.com>
3835 * config/h8300/h8300.md (zero_extendqihi2): Changes to
3836 define_expand to accomodate target-specific attributes.
3837 (anonymous zero_extendqihi2 patterns): New.
3839 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
3841 * h8300.md (*andorhi3): New pattern.
3843 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
3845 * h8300.c (dosize): Fix test for "sub".
3847 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
3849 * c-typeck.c (pointer_diff): Try to eliminate common term before
3852 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
3854 * config/arm/arm.c (arm_compute_initial_elimination_offset):
3855 Account for the saves of the FP registers.
3857 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
3858 (TEXT_SECTION_ASM_OP): Define.
3859 (INIT_SECTION_ASM_OP): Define.
3860 (FINI_SECTION_ASM_OP): Define.
3861 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
3862 (RDATA_SECTION_FUNCITON): Provide prototype.
3864 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
3866 * reload1.c (move2add_note_store): Correct typo checking for
3869 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
3871 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
3872 note should not be considered outside the libcall block.
3874 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3876 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
3878 2001-08-29 Kazu Hirata <kazu@hxi.com>
3880 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
3882 2001-08-29 Kazu Hirata <kazu@hxi.com>
3884 * config/h8300/h8300-protos.h: Add a prototype for
3886 * config/h8300/h8300.c (emit_logical_op): New.
3887 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
3894 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3896 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
3897 comparison with rtx INTVAL.
3898 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
3900 * pa.h (FUNCTION_ARG_SIZE): Likewise.
3902 2001-08-29 Kazu Hirata <kazu@hxi.com>
3904 * config/h8300/lib1funcs.asm: Update the copyright. Fix
3907 2001-08-29 Kazu Hirata <kazu@hxi.com>
3909 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
3910 (reg n) to (mem (pre_dec (reg n))
3911 (anonymous movsi pattern): Likewise.
3913 2001-08-29 Kazu Hirata <kazu@hxi.com>
3915 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
3917 2001-08-29 Kazu Hirata <kazu@hxi.com>
3919 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
3920 several special constants.
3922 2001-08-29 Kazu Hirata <kazu@hxi.com>
3924 * config/h8300/lib1funcs.asm: Fix comment typos.
3926 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3928 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
3929 Fix format specifier warnings.
3931 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
3932 inet_makeaddr, semctl): Prototype.
3934 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
3935 (save_restore_insns): Use base_offset, not gp_offset.
3937 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
3938 (ASM_OUTPUT_BYTE): Fix format specifier warning.
3940 2001-08-29 Richard Henderson <rth@redhat.com>
3942 * bb-reorder.c (function_tail_eff_head): New.
3943 (record_effective_endpoints): Set it.
3944 (fixup_reorder_chain): Use it.
3946 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3948 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
3950 2001-08-28 Dale Johannesen <dalej@apple.com>
3952 * config/darwin.c (machopic_function_base_name): Add const
3953 qualifier to a string.
3954 (darwin_encode_section_info): Ditto.
3956 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3958 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
3959 function definition.
3961 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3963 * df.h (struct df): Add rts_order variable.
3965 * df.c (df_visit_next_rts): New function.
3966 (df_visit_next): Renamed to df_visit_next_rc
3967 (df_analyse_1): Allocate/compute/free rts_order as well.
3968 (df_rd_global_compute): Use df_visit_next_rc instead of
3970 (df_ru_global_compute): Use df_visit_next_rts instead of
3973 * flow.c (flow_reverse_top_sort_order_compute): New function.
3975 * basic-block.h: Add prototype.
3977 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3979 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
3980 blocks, the BB_REACHABLE is now set, rather than aux being
3981 non-NULL. Update the test to reflect this.
3983 2001-08-28 Eric Christopher <echristo@redhat.com>
3985 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
3986 config/mips/crti.asm: Ditto.
3988 2001-08-28 Eric Christopher <echristo@redhat.com>
3989 Richard Henderson <rth@redhat.com>
3991 * c-pragma.h (add_weak): Move prototype from here...
3992 * output.h (add_weak): ... to here.
3993 * varasm.c (add_weak): Fix typo.
3994 * config/mips/crti.asm: New file.
3995 * config/mips/crtn.asm: Ditto.
3996 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
3997 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
3998 (INVOKE__main): Ditto.
3999 (INIT_SECTION_ASM_OP): New.
4000 (FINI_SECTION_ASM_OP): Ditto.
4001 (STARTFILE_SPEC): Add crti.
4002 (ENDFILE_SPEC): Add crtn.
4003 * config/mips/elf64.h: Same.
4004 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
4006 * config/mips/vxworks.h: Ditto.
4007 * config/mips/t-elf: Support crti and crtn.
4009 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4011 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
4014 2001-08-28 Richard Henderson <rth@redhat.com>
4016 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
4017 (one_cmplbi2 splitter): Remove redundant test.
4019 2001-08-28 Dale Johannesen <dalej@apple.com>
4021 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
4023 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
4025 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
4027 2001-08-28 Stan Shebs <shebs@apple.com>
4029 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
4030 (UNALIGNED_SHORT_ASM_OP): Define.
4031 (UNALIGNED_INT_ASM_OP): Define.
4033 2001-08-28 Will Cohen <wcohen@redhat.com>
4035 * config/rs6000/rs6000.md (store_multiple): Correct RTL
4036 generation for first set.
4038 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4040 * flow.c (redirect_edge_succ_nodup): Return new edge.
4041 (try_simplify_condjump): Use new edge.
4042 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
4044 * cse.c (cse_basic_block): Skip note instructions.
4046 2001-08-27 Richard Henderson <rth@redhat.com>
4048 * combine.c (combine_simplify_rtx): Don't reverse condition
4049 if there is no reverse for the condition.
4050 (simplify_comparison): Don't simplify subregs from INT to FP.
4052 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
4053 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
4054 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
4055 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
4056 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
4057 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
4059 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4061 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
4062 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
4064 (adddi_dilshr32, adddi_dishl32): Only data register can be
4065 source for mem destination.
4067 * expmed.c (store_bit_field): Ignore adjustment to bitpos
4068 and use bitnum to decide about register move.
4070 2001-08-27 Richard Henderson <rth@redhat.com>
4072 * genattr.c (main): Emit state_t even when not doing scheduling.
4074 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4075 Richard Henderson <rth@redhat.com>
4077 * gcse.c (reg_first_set, reg_last_set): Replace with ...
4078 (reg_avail_info, current_bb): ... these.
4079 (oprs_unchanged_p, record_last_reg_set_info): Use them.
4080 (compute_hash_table): Likewise.
4082 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4084 * flow.c (verify_flow_info): Use checksums to verify edges.
4086 2001-08-27 Richard Henderson <rth@redhat.com>
4088 * genautomata.c (expand_automata): Always create a description.
4090 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
4092 * optabs.c (expand_binop): Correctly handle the carry in multiword
4093 add/subtract operations.
4095 2001-08-27 Fred Fish <fnf@be.com>
4097 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
4100 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
4102 * reload.c (find_reloads_toplev): Back out this change:
4104 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
4106 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
4107 mem if the address is a mode_dependent_address_p.
4109 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4111 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
4112 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
4113 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
4116 * genattr.c (main): New variable num_insn_reservations. Increase
4117 it if there is DEFINE_INSN_RESERVATION. Output automaton based
4118 pipeline hazard recognizer interface.
4120 * genattrtab.h: New file.
4122 * genattrtab.c: Include genattrtab.h.
4123 (attr_printf, check_attr_test, make_internal_attr,
4124 make_numeric_value): Move protypes into genattrtab.h. Define them
4126 (num_dfa_decls): New global variable.
4127 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
4128 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
4129 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
4130 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
4132 * genautomata.c: New file.
4134 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
4136 * sched-int.h: (curr_state): Add the external definition for
4137 automaton pipeline interface.
4138 (haifa_insn_data): Add comments for members blockage and units.
4140 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4141 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4142 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4143 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4144 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4145 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4146 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
4148 (TARGET_SCHED): Use the new macros.
4150 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
4151 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
4152 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
4153 dfa_bubble): New members in gcc_target.sched.
4155 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
4156 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
4157 (insn_queue): Redefine it as pointer to array.
4158 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
4160 (max_insn_queue_index_macro_value): New variable.
4161 (curr_state, dfa_state_size, ready_try): New varaibles for
4162 automaton interface.
4163 (ready_element, ready_remove, max_issue): New function prototypes
4164 for automaton interface.
4165 (choose_ready): New function prototype.
4166 (insn_unit, blockage_range): Add comments.
4167 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
4168 FUNCTION_UNITS_SIZE == 0.
4169 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
4170 actual_hazard, potential_hazard): Add comments.
4171 (insn_cost): Use cost -1 as undefined value. Remove
4172 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
4174 (ready_element, ready_remove): New functions for automaton
4176 (schedule_insn): Add new code for automaton pipeline interface.
4177 (queue_to_ready): Add new code for automaton pipeline interface.
4178 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
4179 (debug_ready_list): Print newline when the queue is empty.
4180 (max_issue): New function for automaton pipeline interface.
4181 (choose_ready): New function.
4182 (schedule_block): Add new code for automaton pipeline interface.
4183 Print ready list before scheduling each insn.
4184 (sched_init): Add new code for automaton pipeline interface.
4185 Initiate insn cost by -1.
4186 (sched_finish): Free the current automaton state and finalize
4187 automaton pipeline interface.
4189 * sched-rgn.c: Include target.h.
4190 (init_ready_list, new_ready, debug_dependencies): Add new code for
4191 automaton pipeline interface.
4193 * sched-vis.c: Include target.h.
4194 (get_visual_tbl_length): Add code for automaton interface.
4195 (target_units, print_block_visualization): Add comments.
4197 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
4198 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
4199 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
4200 (getruntime.o, genautomata.o): New entries.
4201 (genattrtab.o): Add new dependency file genattrtab.h.
4202 (genattrtab): Add new dependencies. Link it with `libm.a'.
4203 (getruntime.o, hashtab.o): New entries for canadian cross.
4205 * doc/md.texi: Description of automaton based model.
4207 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
4209 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4210 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4211 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4212 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4213 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4214 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4215 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
4217 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
4218 MAX_DFA_ISSUE_RATE): New macro descriptions.
4220 * doc/contrib.texi: Add dfa based scheduler contribution.
4222 * doc/gcc.texi: Add more information about genattrtab.
4224 2001-08-27 Diego Novillo <dnovillo@redhat.com>
4226 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
4229 2001-08-27 Richard Henderson <rth@redhat.com>
4231 * function.c (expand_function_end): Don't init arg_pointer_save_area.
4232 (get_arg_pointer_save_area): New. Create an init it here.
4233 (fix_lexical_addr): Use it.
4234 * function.h: Declare it.
4235 * builtins.c (expand_builtin_setjmp_receiver): Use it.
4236 * stmt.c (expand_nl_goto_receiver): Use it.
4238 2001-08-27 Richard Henderson <rth@redhat.com>
4240 * final.c (final_scan_insn): Don't enter APP_ON mode for
4243 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
4244 alignment for assemble_integer for DW_EH_PE_aligned.
4245 * except.c (output_function_exception_table): Likewise.
4247 2001-08-26 Andreas Jaeger <aj@suse.de>
4249 * c-tree.h: Add prototyp for c_sizeof_nowarn.
4251 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
4253 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
4255 2001-08-27 Alan Modra <amodra@bigpond.net.au>
4257 * config/rs6000/rs6000.c (mask_operand): Rewrite without
4259 (mask64_operand): Likewise.
4260 (rldic_operand): Delete.
4261 (includes_lshift64_p): Delete.
4262 (includes_rldic_lshift_p): New function.
4263 (includes_rldicr_lshift_p): New function.
4264 (print_operand): Don't call rldic_operand in case 'W'.
4265 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
4266 (includes_lshift64_p): Remove.
4267 (includes_rldic_lshift_p): Declare.
4268 (includes_rldicr_lshift_p): Declare.
4269 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
4270 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
4271 Replace match_operand rldic_operand predicate with
4272 const_int_operand. Replace includes_lshift64_p condition with
4273 includes_rldic_lshift_p.
4274 <ashldi3_internal 64 bit rldicr patterns>: New.
4276 2001-08-27 Andreas Jaeger <aj@suse.de>
4278 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4279 * errors.c: Likewise.
4280 * final.c: Likewise.
4281 * dwarf2asm.c: Likewise.
4282 * doprint.c (checkit): Likewise.
4283 * diagnostic.c: Likewise.
4284 * collect2.c: Likewise.
4285 * calls.c: Likewise.
4286 * c-semantics.c (build_stmt): Likewise.
4287 * c-format.c (status_warning): Likewise.
4288 * c-errors.c (pedwarn_c99): Likewise.
4289 * builtins.c (validate_arglist): Likewise.
4290 * config/pj/pj.c (pj_printf): Likewise.
4291 * fix-header.c: Likewise.
4293 * gcov.c (fnotice): Likewise.
4294 * gensupport.c (message_with_line): Likewise.
4295 * mips-tfile.c: Likewise.
4296 * protoize.c (notice): Likewise.
4297 * read-rtl.c (fatal_with_file_and_line): Likewise.
4298 * rtl-error.c: Likewise.
4299 * tradcpp.c: Likewise.
4301 * cp/tree.c (build_min_nt): Likewise.
4302 (build_min): Likewise.
4303 * cp/lex.c: Likewise.
4304 * cp/errfn.c: Likewise.
4305 * cp/rtti.c (create_pseudo_type_info): Likewise.
4307 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
4309 * df.c (df_uses_record): Return after recording all uses
4312 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
4314 * df.c (df_insn_modify): Realloc the INSN table here, if
4315 necessary, here, too.
4317 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
4319 * config/mips/mips.c (mips_function_value): Handle complex return
4322 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
4324 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
4326 * reload.c (make_memloc): Copy result if it is still
4327 reg_equiv_memory_loc[regno] on return.
4328 (subst_reloads) [ENABLE_CHECKING]: Check that none of
4329 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
4330 reg_equiv_mem are modified by the substitutions.
4332 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4334 * predict.c (expensive_function_p): New.
4335 * rtl.h (expensive_function_p): Declare.
4336 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
4337 (use_fast_prologue_epilogue): New static variable.
4338 (expand_prologue): Set it; emit short prologues if unset.
4339 (expand_epilogue): Likewise.
4341 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4343 * config.gcc: Add stormy16-*-elf case.
4344 * config/stormy16/stormy-abi: New file.
4345 * config/stormy16/stormy16-lib2.c: New file.
4346 * config/stormy16/stormy16-protos.h: New file.
4347 * config/stormy16/stormy16.c: New file.
4348 * config/stormy16/stormy16.h: New file.
4349 * config/stormy16/stormy16.md: New file.
4350 * config/stormy16/t-stormy16: New file.
4352 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4354 * i386.h (no-accumulate-outgoing-args): Use proper mask.
4356 2001-08-24 David Edelsohn <edelsohn@gnu.org>
4358 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
4359 descriptor members are pointer size, not constant 4.
4360 * config/rs6000/rs6000.md (define_splits): Remove more unused
4363 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4365 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
4367 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
4369 * cp/rtti.c (VPARAMS): Fix parameter.
4371 2001-08-24 Zack Weinberg <zackw@panix.com>
4373 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
4375 (mode_for_extraction): No need for #ifdefs. Add default-case abort
4377 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
4378 in if controlling use of insv.
4379 (extract_bit_field): Likewise, for extv and extzv.
4381 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4383 * i386.md (movcc peep2): Fix load of 0.
4385 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4387 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
4388 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
4390 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
4392 * c-pragma.h: Move weak_syms and weak_decls...
4393 * varasm.c: ...here. Now static.
4394 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
4395 depend on HANDLE_PRAGMA_WEAK.
4397 * c-common.c (c_alignof, c_alignof_expr): Move here...
4398 * c-typeck.c: ...from here.
4399 * c-tree.h, c-common.h: Adjust.
4401 2001-08-23 Bernd Schmidt <bernds@redhat.com>
4403 * config/ia64/ia64.c (rws_update): If !pred, set write_count
4404 instead of incrementing it.
4406 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
4407 asm ready, don't try to move them all into the same array element.
4409 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4411 * function.c (thread_prologue_and_epilogue_insns): Avoid
4412 fallthru flag on edge to exit.
4414 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
4416 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
4419 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4421 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
4422 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
4423 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
4426 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4428 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
4429 replace "GNU CC" with "GCC".
4431 2001-08-23 Richard Henderson <rth@redhat.com>
4433 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
4434 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
4435 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
4436 Need GR between FR and not GR_AND_FR.
4437 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
4438 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
4439 AR regs before GR regs.
4440 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
4441 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
4442 (REGISTER_MOVE_COST): Update.
4443 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
4445 2001-08-23 Richard Henderson <rth@redhat.com>
4447 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
4450 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4452 * reload1.c (emit_reload_insns): Don't look for notes
4453 on a NULL store_insn.
4455 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4457 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
4458 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
4459 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
4460 format specifier warnings.
4461 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
4463 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
4465 * config/i386/i386-protos.h: Correct declaration of
4466 i386_pe_asm_named_section.
4468 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
4470 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
4472 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4474 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4476 * cpperror.c (print_location): Don't show _Pragma.
4477 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
4478 and file change callback generation here.
4479 (stack_include_file): Update use of cpp_push_buffer.
4480 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
4481 (struct cpp_buffer): Remove type, pfile members.
4482 * cppinit.c (cpp_handle_option): Use free_chain.
4483 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
4484 (skip_escaped_newlines, get_effective_char, lex_percent): Take
4485 a cpp_reader rather than a cpp_buffer.
4486 (skip_escaped_newlines, get_effective_char, skip_block_comment,
4487 skip_line_comment, parse_string, lex_percent, lex_dot,
4488 _cpp_lex_token): Update accordingly.
4489 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
4491 (cpp_push_buffer): Update prototype.
4492 (run_directive): Update use of cpp_push_buffer.
4493 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
4494 handle_assertion): Update use of run_directive.
4495 * cpplib.h (enum cpp_buffer_type): Remove.
4496 (cpp_push_buffer): Update prototype.
4497 * fix-header.c (read_scan_file): Update.
4499 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4501 * gcc.c (struct prefix_list): Change prefix to const char *.
4503 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4505 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
4507 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
4509 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
4512 * jump.c (squeeze_notes): Take parms by reference. Handle END being
4515 * ifcvt.c (dead_or_predicable): Adjust.
4516 * loop.c (find_and_verify_loops): Adjust.
4517 * stmt.c (expand_end_case): Adjust.
4518 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
4519 head and end insn pointers in the basic block, not just local copies.
4520 (merge_blocks_move_predecessor_nojumps): Likewise.
4522 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
4524 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
4525 bitmap.h, builtin-types.def, builtins.c, builtins.def,
4526 c-aux-info.c, c-common.c, c-common.def, c-common.h,
4527 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
4528 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
4529 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
4530 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
4531 conditions.h, config.gcc, configure.frag, configure.in,
4532 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
4533 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
4534 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
4535 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
4536 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
4537 emit-rtl.c, errors.c, errors.h, except.c, except.h,
4538 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
4539 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
4540 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
4541 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
4542 gencheck.c, gencodes.c, genconfig.c, genemit.c,
4543 genextract.c, genflags.c, gengenrtl.c, genmultilib,
4544 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
4545 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
4546 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
4547 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
4548 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
4549 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
4550 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
4551 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
4552 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
4553 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
4554 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
4555 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
4556 params.h, predict.c, predict.def, predict.h, prefix.c,
4557 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
4558 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
4559 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
4560 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
4561 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
4562 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
4563 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
4564 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
4565 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
4566 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
4567 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
4568 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
4569 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
4570 xcoffout.h: replace "GNU CC" with "GCC".
4572 2001-08-21 Richard Henderson <rth@redhat.com>
4574 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
4575 (final_scan_insn): Consider jump tables data even if we have no
4576 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
4578 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
4579 (ASM_OUTPUT_CASE_END): Remove.
4580 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
4581 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
4582 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4584 2001-08-21 Richard Henderson <rth@redhat.com>
4586 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
4587 at barrier insns. Emit stop bits before barriers.
4589 * flow.c (flow_find_cross_jump): Don't consider unconditional
4590 return insns for commoning.
4592 * final.c (compute_alignments): Fix typo.
4594 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
4595 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
4596 (store_bit_field): Use mode_for_extraction more places.
4597 (extract_bit_field): Likewise.
4599 2001-08-21 Zack Weinberg <zackw@panix.com>
4601 * caller-save.c: Don't include insn-codes.h.
4602 (reg_save_code, reg_restore_code): Make arrays of int.
4603 All uses updated to match.
4604 (insert_save, insert_restore): No need to initialize "code"
4605 variable upon declaration.
4606 * Makefile.in: update dependencies; fix typo in clean rule.
4608 2001-08-21 Richard Henderson <rth@redhat.com>
4610 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
4611 (merge_if_block): Handle fallout from same.
4613 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4615 * builtins.c (type_to_class): Fix typo in last change.
4617 2001-08-21 Richard Henderson <rth@redhat.com>
4619 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
4620 ia64_asm_output_label.
4622 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
4623 copy of gp while the real gp register contains garbage.
4625 2001-08-21 Zack Weinberg <zackw@panix.com>
4627 * expmed.c (mode_for_extraction): New function.
4628 (store_bit_field, extract_bit_field): Use it.
4629 * expr.h: Prototype it and provide an enum for its first argument.
4631 * combine.c, function.c, recog.c: Don't include insn-codes.h.
4632 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
4633 and digging through the insn_data tables.
4634 * Makefile.in: Update dependencies.
4636 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4638 * cppfiles.c (stack_include_file): line-map.c now handles include
4640 (handle_missing_handler): Similarly.
4641 (_cpp_execute_include): Similarly.
4642 (_cpp_pop_file_buffer): Similarly.
4643 * cpphash.h (struct cpp_reader): Remove system_include_depth,
4644 buffer_stack_depth and include_depth.
4645 * cpplib.c (do_include_common): line-map.c now handles include depth.
4646 (cpp_push_buffer): Similarly.
4647 (_cpp_pop_buffer): Similarly.
4648 * cppmacro.c (builtin_macro): Update.
4649 * line-map.c (init_line_maps): Set depth.
4650 (add_line_map): Increment "used" earlier. Update and use the
4652 (trace_include): Use the include depth.
4653 * line-map.h (struct line_maps): New member depth.
4655 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4657 * cppfiles.c (stack_include_file): Don't handle -H here.
4658 * cppinit.c (cpp_start_read): Set include tracing after
4659 cpp_post_options and after stacking the main file.
4660 * line-map.c (trace_include): New.
4661 (init_line_maps, add_line_map): Update.
4662 * line-map.h (struct line_maps): New member trace_includes.
4664 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4666 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
4667 * cppfiles.c (stack_include_file): Only stack a file if there
4668 is something to do. Return a boolean indicating whether a
4669 buffer was stacked or not.
4670 (_cpp_execute_include): Similarly.
4671 (_cpp_read_file): Similarly.
4672 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
4674 2001-08-21 Sam Steingold <sds@gnu.org>
4676 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
4677 (RECACHE): keep obufp_before_macroname up to date
4679 2001-08-21 Zack Weinberg <zackw@panix.com>
4681 * stmt.c: Don't include insn-codes.h.
4682 (expand_end_case): Machine specific logic moved to expr.c.
4683 No need to worry about __builtin_classify_type.
4684 (check_for_full_enumeration_handling, emit_case_nodes):
4687 * builtins.o (expand_builtin_classify_type): Split up so code
4688 can be shared with fold_builtin_classify_type.
4689 (type_to_class, fold_builtin_classify_type): New functions.
4690 (fold_builtins): Handle __builtin_classify_type.
4692 * expr.c (do_tablejump): Now static.
4693 (case_values_threshold, try_casesi, try_tablejump): New;
4694 code mostly from stmt.c (expand_end_case).
4695 (expr.h): Update prototypes.
4697 * Makefile.in (stmt.o): Update dependencies.
4699 2001-08-21 Will Cohen <wcohen@redhat.com>
4701 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
4702 declaration of variable i.
4703 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
4704 declaration of variable i.
4706 2001-08-21 Richard Henderson <rth@redhat.com>
4708 * crtstuff.c: Fix thinko last change. Move list tails to start
4709 of CRT_END section. Tidy ifdefs.
4710 (__EH_FRAME_BEGIN__): Always static for ELF.
4711 (__do_global_ctors_1): Rename from __frame_dummy.
4712 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
4713 name change; don't hide __EH_FRAME_BEGIN__.
4715 2001-08-21 Richard Henderson <rth@redhat.com>
4717 * gdbinit.in: Move break on exit after break on fancy_abort.
4719 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
4722 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4724 * cpphash.h (_cpp_push_next_buffer): New.
4725 * cppinit.c (do_includes): Remove.
4726 (push_include, free_chain, _cpp_push_next_buffer): New.
4727 (cpp_start_read): Use them to rework command line option handling.
4728 (cpp_handle_option): Combine handling of -include and -imacros.
4729 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
4730 appropriate. Always insert missing \n at EOF.
4731 * cpplib.c (start_directive): Get the directive position right.
4732 * cppmain.c (cb_file_change): Always print the first line, unless
4735 2001-08-20 Andreas Jaeger <aj@suse.de>
4737 * profile.c (compute_branch_probabilities): Remove extra new-line
4739 * flow.c (verify_flow_info): Likewise.
4741 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4743 * basic-block.h (basic_block): Add new field 'flags'.
4744 (BB_REACHABLE): Define.
4745 (expunge_block): Declare.
4746 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
4747 (EXIT_BLOCK_PTR): Ditto.
4748 (expunge_block): Remove static declaration.
4749 (cleanup_cfg): Clear bb->aux on every basic block.
4750 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
4751 computing reachability.
4752 (delete_unreachable_blocks): Delete block b if b->flags has
4755 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4757 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
4759 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4761 * sparc.c (sparc_variable_issue): Fix typo in last change.
4763 2001-08-20 Richard Henderson <rth@redhat.com>
4765 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
4767 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
4769 * pa.h (RETURN_IN_MEMORY): Improve comment.
4771 2001-08-20 Janis Johnson <janis187@us.ibm.com>
4773 * doc/invoke.texi (Profiling options): Clarify the interactions
4774 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
4776 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
4778 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
4781 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4783 * gcc.c (make_relative_prefix): Allocate a sufficiently large
4786 2001-08-20 Richard Henderson <rth@redhat.com>
4788 * final.c (end_final): Fix typo last change.
4790 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
4792 * cppinit.c (init_standard_includes): The returned buffer
4793 is already malloc-ed.
4794 * gcc.c (add_prefix): Similarly.
4795 * prefix.c (translate_name): Update to support clear buffer
4797 (update_path): Similarly. Be sure to free any newly allocated
4798 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
4800 * prefix.h (update_path): Update prototype and document.
4801 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
4802 up and update to new buffer ownership rules.
4803 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
4805 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4807 * final.c (compute_alignments): New function.
4808 (init_insn_lengths): Do not care label_align.
4809 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
4810 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
4811 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
4812 (shorted_branches): Realloc label_align array; do
4813 not call init_insn_lengths; Do not care about loop alignments.
4814 * output.h (compute_alignments): Declare.
4815 * toplev.c (rest_of_compilation): Call compute_alignments.
4816 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
4818 * predict.c (block_info_def): Add npredecesors, remove nvisited;
4819 change visited to tovisit.
4820 (propagate_freq): Use faster traversing algorithm.
4821 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
4822 to tovisit; reverse meaning.
4824 * predict.c (struct block_info_def): Remove nvisited.
4825 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4826 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4828 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
4830 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
4831 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
4832 (TARGET_FUSED_MADD): New.
4833 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
4834 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
4835 the multiply-add instructions.
4837 2001-08-19 Richard Henderson <rth@redhat.com>
4839 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
4840 is aligned to pointer size.
4842 2001-08-19 Richard Henderson <rth@redhat.com>
4844 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
4845 display markers during final schedule.
4847 2001-08-19 Richard Henderson <rth@redhat.com>
4849 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
4851 2001-08-19 Richard Henderson <rth@redhat.com>
4853 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
4855 (ASM_NAME_TO_STRING): Remove.
4856 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
4857 in the same string. Remove support for expressions.
4859 2001-08-19 Richard Henderson <rth@redhat.com>
4861 * config/i386/i386.md (tablejump): Make an expander; handle
4862 pic relative addressing here.
4863 (tablejump_1): Rename from tablejump_pic.
4866 2001-08-19 Richard Henderson <rth@redhat.com>
4868 * regclass.c (fix_register): Fix typo.
4870 2001-08-18 Richard Henderson <rth@redhat.com>
4872 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
4873 (struct _Unwind_Context): Expand br_loc to hold it.
4874 (uw_frame_state_for): Handle leaf functions better.
4875 (uw_update_reg_address): Update for br_loc change.
4877 2001-08-18 Richard Henderson <rth@redhat.com>
4879 * crtstuff.c: Move list heads before code that uses them.
4880 (__JCR_LIST__): Remove initial null.
4881 (frame_dummy, __frame_dummy): Do java registration here ...
4882 (__do_global_ctors_aux): ... not here.
4884 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
4885 (__do_global_dtors_aux): Update to match.
4886 (__JCR_LIST__, __do_jv_register_classes): New.
4888 * config/ia64/crtend.asm (__JCR_END__): New.
4889 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
4890 instead of an indirect LTOFF22 reloc.
4892 2001-08-18 Richard Henderson <rth@redhat.com>
4894 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
4895 * regclass.c (init_reg_sets_1): Fix typo.
4896 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
4897 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
4898 (ia64_compute_frame_size): Make ar.unat live when in use.
4899 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
4900 for ar.pfs; remove ar.unat handling.
4901 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
4903 (PREDICATE_CODES): Add ar_pfs_reg_operand.
4904 * config/ia64/ia64-protos.h: Update decls.
4905 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
4906 (sibcall_pic): Likewise.
4908 2001-08-18 Richard Henderson <rth@redhat.com>
4910 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
4911 pred_rel_mutex when searching for insn_group_barrier.
4912 * config/ia64/ia64.md (cycle_display): Combine the expander
4915 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
4916 bit before asm as needed.
4918 2001-08-18 Richard Henderson <rth@redhat.com>
4920 * timevar.def (TV_MACH_DEP): New.
4921 * toplev.c (rest_of_compilation): Use it.
4922 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
4924 2001-08-18 Zack Weinberg <zackw@panix.com>
4926 * unwind-dw2.c (execute_stack_op): Add default aborts to
4927 the inner switches to prevent warnings.
4929 2001-08-18 Richard Henderson <rth@redhat.com>
4931 * timevar.h (struct timevar_time_def): Change element type to float.
4932 (ticks_to_msec, clocks_to_msec): Likewise.
4933 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
4934 (get_time): Likewise.
4935 (timevar_print): Adjust zero check and printing to match.
4937 2001-08-18 Zack Weinberg <zackw@panix.com>
4939 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
4940 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
4941 Eliminate overfull or underfull hboxes.
4943 2001-08-18 Zack Weinberg <zackw@panix.com>
4945 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4947 2001-08-18 Zack Weinberg <zackw@panix.com>
4949 * haifa-sched.c: Convert to target hooks. Macros replaced
4950 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
4951 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
4952 MD_SCHED_FINISH, and HAVE_cycle_display.
4953 * target-def.h (TARGET_SCHED_ADJUST_COST,
4954 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
4955 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
4956 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
4957 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
4958 New hook #defines to be overridden.
4959 (TARGET_SCHED): Bring them all together.
4960 (TARGET_INITIALIZER): Update.
4961 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
4962 instead of 'struct rtx_def *' throughout.
4963 (struct sched): New set of hooks for the scheduler.
4964 * Makefile.in (haifa-sched.o): Depend on target.h.
4965 * doc/tm.texi: Document the new scheduler hooks, together in
4966 their own section, instead of scattered around.
4967 Fix a bunch of underfull/overfull hboxes.
4969 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
4970 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
4971 sparc.h: Don't define any of the old scheduler macros.
4973 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
4974 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
4975 sparc.c: Create hook functions from code extracted from
4976 corresponding target header, or make existing hooks static, as
4977 appropriate. Set the appropriate entries in targetm.
4979 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
4980 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
4981 rs6000-protos.h, s390-protos.h, sparc-protos.h:
4982 Remove prototypes for functions which are now static.
4984 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
4985 related gunk; the Haifa scheduler is now the only choice.
4987 2001-08-18 Zack Weinberg <zackw@panix.com>
4989 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
4990 * genopinit.c: Put floating point divide insns in sdiv_optab.
4991 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
4992 * config/gofast.h, config/c4x/c4x.h,
4993 config/ia64/hpux_longdouble.h, config/mips/mips.h,
4994 config/pa/long_double.h, config/rs6000/sysv4.h,
4995 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
4996 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
4997 (init_optabs): Use init_optabv for overflow-trapping optabs.
4998 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
4999 cmp_optab RTX codes so have_insn_for can find them.
5001 * optabs.c (expand_simple_binop, expand_simple_unop,
5002 have_insn_for, gen_sub3_insn): New interfaces.
5003 * expr.h: Prototype new functions.
5004 (enum optab_methods): Move here from optabs.h.
5006 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
5007 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
5008 Use new functions instead of working directly with optabs.
5009 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
5010 unroll.c: Don't include optabs.h.
5011 * caller-save.c, combine.c, function.c, stmt.c: Just include
5012 insn-codes.h, not optabs.h.
5013 * Makefile.in: Update dependencies.
5015 * combine.c (make_compound_operation, simplify_comparison):
5016 Fix typos testing for this or that instruction.
5018 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5020 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
5021 generating libgcc.a.
5023 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5025 * except.c (TYPE_HASH): Delete.
5027 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
5030 * tree.c (TYPE_HASH): Delete.
5032 * tree.h (TYPE_HASH): Define.
5034 2001-08-18 Graham Stott <grahams@redhat.com>
5036 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
5038 (adddi3_internal_2+2): Likewise.
5039 (eh_set_lr_di+1): Likewise.
5041 2001-08-17 Richard Henderson <rth@redhat.com>
5043 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5044 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
5045 * dwarf2asm.c: ... here.
5046 * dwarfout.c: Remove them.
5048 * varasm.c (assemble_integer): Add align parameter.
5049 (assemble_real, output_constant, output_constructor): Likewise.
5050 * output.h: Update decls.
5051 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
5052 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
5053 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
5054 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
5055 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
5058 * final.c (end_final): Abort profile block generation if we
5059 havn't layed it out properly.
5060 * output.h (assemble_eh_integer): Remove stale decl.
5061 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
5063 (assemble_integer): Handle unaligned data.
5064 (assemble_real): Abort on unaligned data.
5065 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
5067 (default_dtor_section_asm_out_destructor): Use assemble_align.
5068 (default_named_section_asm_out_constructor): Likewise.
5069 (default_ctor_section_asm_out_constructor): Likewise.
5070 * config/darwin.c (machopic_asm_out_constructor): Likewise.
5071 (machopic_asm_out_destructor): Likewise.
5072 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
5073 (nextstep_asm_out_destructor): Likewise.
5074 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
5075 (vms_asm_out_destructor): Likewise.
5077 2001-08-17 Richard Henderson <rth@redhat.com>
5079 * config/mips/iris6.h (TARGET_IRIX6): New.
5080 (current_section_name, current_section_flags): New.
5081 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
5082 (MAX_OFILE_ALIGNMENT): New.
5083 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
5084 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
5085 (copy_file_data): Split out from
5086 (mips_asm_file_end): ... here.
5087 (mips_asm_file_start): Remove extra .section directive. Use
5088 tmpfile instead of mips_make_temp_file.
5089 (mips_unique_section): Use const char * as needed for warnings.
5090 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
5091 re-add align parameter.
5092 (iris6_asm_named_section): New.
5093 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
5094 (iris6_asm_output_align, iris6_section_align_1): New.
5095 (iris6_asm_file_start, iris6_asm_file_end): New.
5096 * config/mips/mips-protos.h: Update decls.
5098 2001-08-17 Janis Johnson <janis187@us.ibm.com>
5100 * doc/install.texi (Install GCC): Add links to build status pages.
5102 (Final install): Ditto; request updates for specific info
5104 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
5106 * cpperror.c (print_location): Don't take a file name; use the
5108 (_cpp_begin_message): Similarly.
5109 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5110 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5111 (cpp_pedwarn_with_file_and_line): Remove.
5112 * cppfiles.c (stack_include_file): Update; set filename to stdin
5113 here when appropriate.
5114 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
5115 (_cpp_begin_message): Don't take a file name.
5116 * cppinit.c: Add comment.
5117 * cpplex.c: Fix end-of-directive indicator.
5118 * cpplib.c: Don't include intl.h.
5119 (run_directive, do_diagnostic): Update.
5120 (do_line): Update to not use nominal_fname.
5121 (cpp_push_buffer): Don't take a filename.
5122 * cpplib.h (struct ht): Remove.
5123 (cpp_push_buffer): Don't take a filename.
5124 (cpp_pedwarn_with_file_and_line): Remove.
5125 * cppmacro.c (struct cpp_macro): Remove file.
5126 (builtin_macro): Update.
5127 (_cpp_create_definition): Update.
5128 * cppmain.c: Correct comment.
5129 * fix-header.c (read_scan_file): Update.
5131 2001-08-17 Kazu Hirata <kazu@hxi.com>
5133 * sbitmap.c: Fix comment formatting.
5134 * sched-deps.c: Likewise.
5135 * sibcall.c: Likewise.
5136 * simplify-rtx.c: Likewise.
5138 * ssa-ccp.c: Likewise.
5139 * stor-layout.c: Likewise.
5140 * timevar.c: Likewise.
5141 * toplev.c: Likewise.
5142 * unwind-dw2.c: Likewise.
5143 * unwind-dw2-fde.c: Likewise.
5144 * varasm.c: Likewise.
5146 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5148 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
5149 or larger than an integer in memory.
5151 2001-08-17 Zack Weinberg <zackw@panix.com>
5153 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
5154 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
5155 * rtl.h: Don't forward-declare union tree_node here. Don't
5156 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
5157 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
5158 and tree respectively.
5159 * tree.h: Don't forward-declare struct rtx_def here. Don't
5160 typedef tree here. Change all uses of struct rtx_def *,
5161 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
5162 and tree respectively.
5164 2001-08-17 Richard Henderson <rth@redhat.com>
5166 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
5167 config/mips/openbsd.h: Fix typos last change.
5169 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5171 * doc/invoke.texi (Optimize Options): The default for
5172 -finline-limit is 600.
5174 2001-08-17 Richard Henderson <rth@redhat.com>
5176 * varasm.c (text_section): Allow TEXT_SECTION to override the
5177 printing of TEXT_SECTION_ASM_OP.
5178 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
5179 (DATA_SECTION, BSS_SECTION): Remove.
5180 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
5181 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
5182 Rename from s/_NAME//.
5183 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
5184 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
5185 (TEXT_SECTION): ... here. New.
5186 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
5187 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
5188 * config/mips/openbsd.h: Likewise.
5189 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
5190 (mips_asm_file_end): Likewise test.
5191 (mips_output_function_epilogue): Likewise. Switch back to data
5192 section after emitting the function.
5194 * doc/tm.texi (Sections): Document TEXT_SECTION.
5196 2001-08-17 Richard Henderson <rth@redhat.com>
5198 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
5199 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
5201 2001-08-17 Richard Henderson <rth@redhat.com>
5203 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
5204 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
5205 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
5206 Add aligned attribute.
5208 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
5210 * config/sh/sh.md: Add modes to unspecs in first insn to match
5211 those in the second.
5213 * Makefile.in: Fix collect2 copy for Cygwin.
5215 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
5217 Install the proper patch.
5218 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5219 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5220 (expand_function_start): Likewise.
5221 * stmt.c (expand_decl): Likewise.
5222 * varasm.c (make_decl_rtx): Likewise.
5224 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5226 * final.c: Undo my previous accidental checkin.
5227 * output.h: Likewise.
5228 * tm.texi: Likewise.
5230 2001-08-16 Richard Henderson <rth@redhat.com>
5232 * varasm.c (named_section_flags): Remove align parameter.
5233 * varasm.c, dwarf2out.c: Update all callers.
5234 * output.h: Update prototypes.
5236 * target.h (target.asm_out.named_section): Remove align parameter.
5237 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
5238 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
5239 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
5240 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
5241 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
5243 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
5244 (get_named_section_flags, set_named_section_flags): New.
5245 (named_section_flags): Use them.
5246 (named_section): Do decl vs section flags check here...
5247 (default_section_type_flags): ... not here.
5248 (init_varasm_once): Create in_named_htab.
5249 (resolve_unique_section): Mark reloc unused.
5251 2001-08-16 Richard Henderson <rth@redhat.com>
5253 * varasm.c (force_const_mem): Keep pool alignment in bits.
5254 (output_constant_pool): Use assemble_align.
5256 2001-08-16 Zack Weinberg <zackw@panix.com>
5258 * doc/tm.texi: Remove extra @table command.
5260 2001-08-16 Zack Weinberg <zackw@panix.com>
5262 * final.c (shorten_branches): Clear the end of the label_align
5263 array only if we made it larger. Break up messy expressions
5266 * diagnostic.c (internal_error): Check for error recursion
5267 before doing ICE suppression.
5269 * timevar.c: Timing variables now count in milliseconds.
5270 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
5271 (get_time): Not here.
5272 (timevar_print): Don't print any timer whose user, cpu, and
5273 wall times are all zero as displayed.
5274 * timevar.h: Update comment aboout units. Make timevar
5277 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5279 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5280 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5281 (expand_function_start): Likewise.
5282 * stmt.c (expand_decl): Likewise.
5283 * varasm.c (make_decl_rtx): Likewise.
5285 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
5287 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
5288 (finalize_record_size): Don't set TYPE_USER_ALIGN.
5290 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5292 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
5295 2001-08-16 Andreas Jaeger <aj@suse.de>
5297 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
5300 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
5302 * rtl.h (only_sets_cc0_p): New prototype.
5303 * jump.c (sets_cc0_p): Handle INSN.
5304 (only_sets_cc0_p): New function.
5305 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
5306 (tidy_fallthru_edge): Likewise.
5307 * integrate.c (copy_insn_list): Likewise.
5308 * unroll.c (unroll_loop): Likewise.
5309 (copy_loop_body): Likewise.
5311 2001-08-15 Jason Eckhardt <jle@redhat.com>
5313 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
5315 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5317 * predict.c (struct block_info_def): Remove nvisited.
5318 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5319 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5321 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
5322 (ix86_adjust_cost): Teach scheduler that latency to load operand can
5325 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
5327 * predict.def: Update hitrates.
5329 2001-08-15 Richard Henderson <rth@redhat.com>
5331 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
5333 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
5335 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
5336 note from its associated jump.
5338 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5340 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
5341 also on 64-bit s390x targets.
5343 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
5345 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
5347 (arm_expand_prologue): Handled nested functions which take a
5348 variable argument list.
5349 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
5350 macro with an invocation of
5351 arm_compute_initial_elimination_offset.
5352 * config/arm/arm-protos.h: Prototype
5353 arm_compute_initial_elimination_offset.
5355 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5357 * doc/install.texi (Specific, avr): Fix markup.
5358 (Specific, c4x): Ditto.
5360 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5362 * predict.c (dump_prediction): Change `bool' parameter to `int'.
5364 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
5366 * Makefile.in (OBJS): Add rtl-error.o
5367 (rtl-error.o): New rule.
5368 (diagnostic.o): Adjust dependency.
5369 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
5370 error_for_asm, _fatal_insn, _fatal_insn_not_found,
5371 warning_for_asm): Move to...
5372 rtl-error.c: ...here. New file.
5374 2001-08-14 Richard Henderson <rth@redhat.com>
5376 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
5377 if USING_SJLJ_EXCEPTIONS.
5379 2001-08-14 Steve Ellcey <sje@cup.hp.com>
5381 * tlink.c (scan_linker_output): Check string for unsatisfied in
5382 addition to undefined and unresolved.
5384 2001-08-14 Graham Stott <grahams@redhat.com>
5386 * libgcc2.c (*): Replace EH_FRAME_SECTION with
5387 EH_FRAME_SECTION_NAME.
5389 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5391 * genattrtab.c (simplify_test_exp_in_temp): New function.
5392 (simplify_test_exp): Avoid explicit use of temporary obstack.
5393 (simplify_cond, insert_right_side, evaluate_eq_attr,
5394 simplify_and_tree, simplify_or_tree, eliminate_known_true):
5395 Use simplify_test_exp_in_temp.
5396 (optimize_attrs): Iterate until expression stabilizes.
5398 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
5400 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
5401 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
5403 2001-08-13 Richard Henderson <rth@redhat.com>
5405 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
5406 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
5407 * config/arm/conix-elf.h: Likewise.
5409 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5411 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
5413 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5415 * gcse.c (hash_scan_set): Expressions that are set as part of
5416 jump instructions are not available.
5418 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5420 * config/s390/s390.c (print_operand, s390_function_prologue,
5421 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
5423 2001-08-13 Richard Henderson <rth@redhat.com>
5425 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
5426 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
5427 * doc/tm.texi (Exception Region Output): Document it.
5429 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5431 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
5432 DWARF2 instead of stabs by default.
5434 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5436 * config/rs6000/rs6000.c: Include optabs.h.
5438 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5440 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
5441 save/restore routines.
5442 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
5444 2001-08-13 Andreas Jaeger <aj@suse.de>
5446 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
5447 the english is correct.
5449 2001-08-13 Zack Weinberg <zackw@panix.com>
5451 * expr.h: Split out optab- and libfunc-related code to...
5452 * optabs.h, libfuncs.h: ... these new headers.
5454 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
5456 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
5458 * mkconfig.sh: Don't include insn-codes.h from config.h.
5460 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
5461 enum insn_code is available. Move reload_in_optab and
5462 reload_out_optab array declarations to optabs.h.
5463 * regmove.c (gen_add3_insn): Move to optabs.c, export from
5464 there, prototype in expr.h.
5465 * gencodes.c: Cleanup: zap global variables, don't use
5466 printf where puts will do, don't bother defining MAX_INSN_CODE
5467 which nothing uses, let CODE_FOR_nothing get its value implicitly.
5469 * genemit.c, genopinit.c: Include optabs.h in generated file.
5470 * genoutput.c: Include insn-codes.h in generated file.
5471 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
5472 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
5473 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
5474 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
5475 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
5476 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
5478 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
5479 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
5480 config/m88k/m88k.c, config/sparc/sparc.c:
5482 * reload.c: Include expr.h and optabs.h before reload.h.
5483 * config/alpha/alpha.c: Include tree.h before reload.h.
5484 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
5485 and reload.h in that order.
5486 * config/sparc/sparc.c: Include debug.h.
5487 * recog.c: Include insn-codes.h.
5489 2001-08-13 Andreas Jaeger <aj@suse.de>
5491 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
5494 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
5496 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
5497 * gcc.c (init_spec): Fix typo in comment.
5498 * varasm.c (data_section): Fix typo in comment.
5500 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
5502 * predict.c (dump_prediction): New argument "USED".
5503 (combine_predictions_for_insn): Determine the used heuristics,
5504 output the case no heuristic applied.
5505 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
5507 2001-08-13 Andreas Jaeger <aj@suse.de>
5509 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
5512 2001-08-13 Kazu Hirata <kazu@hxi.com>
5514 * jump.c: Fix formatting.
5516 2001-08-13 Kazu Hirata <kazu@hxi.com>
5518 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
5521 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
5523 * loop.c (check_dbra_loop): Use condjump_label to compute
5526 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
5527 to better document the files they're in.
5529 2001-08-12 Zack Weinberg <zackw@panix.com>
5531 * recog.h (struct insn_operand_data): Shrink 'mode' field
5534 2001-08-12 Kazu Hirata <kazu@hxi.com>
5536 * gcc.c: Fix comment formatting.
5537 * gccspec.c: Likewise.
5540 * genemit.c: Likewise.
5541 * gengenrtl.c: Likewise.
5542 * genrecog.c: Likewise.
5543 * gensupport.c: Likewise.
5544 * ggc-page.c: Likewise.
5545 * global.c: Likewise.
5546 * graph.c: Likewise.
5547 * ifcvt.c: Likewise.
5548 * integrate.c: Likewise.
5550 * libgcc2.c: Likewise.
5552 * mbchar.c: Likewise.
5553 * optabs.c: Likewise.
5554 * predict.c: Likewise.
5555 * prefix.c: Likewise.
5556 * profile.c: Likewise.
5557 * protoize.c: Likewise.
5559 * recog.c: Likewise.
5560 * regclass.c: Likewise.
5561 * regmove.c: Likewise.
5562 * reg-stack.c: Likewise.
5563 * reload1.c: Likewise.
5564 * resource.c: Likewise.
5565 * rtlanal.c: Likewise.
5568 2001-08-12 Kazu Hirata <kazu@hxi.com>
5570 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
5571 a tree representing a constant is passed to the macro.
5573 2001-08-12 Richard Henderson <rth@redhat.com>
5575 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
5576 (rs6000_elf_asm_out_destructor): New.
5577 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
5578 (DTORS_SECTION_ASM_OP): Remove.
5579 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5580 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
5582 2001-08-12 David Edelsohn <edelsohn@gnu.org>
5585 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5586 * gcc.c (set_collect_gcc_options): New function, split out from
5588 Ignore elided switches.
5589 (do_spec_1): Invoke before executing command.
5590 (set_input): Export.
5591 Move declaration ...
5592 * gcc.h (set_input): ... here.
5593 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5596 2001-08-12 Richard Henderson <rth@redhat.com>
5598 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
5599 thinko wrt TARGET_RELOCATABLE.
5601 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
5603 * fix-header.c (cb_file_change): Update prototype.
5605 2001-08-11 Zack Weinberg <zackw@panix.com>
5607 * toplev.c (set_float_handler): Make static.
5608 * toplev.h: Don't prototype set_float_handler.
5610 * simplify-rtx.c: Don't include setjmp.h.
5611 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
5613 (simplify_unary_operation, simplify_binary_operation): Use them,
5614 via do_float_handler.
5616 * fold-const.c: Don't include setjmp.h.
5617 (exact_real_inverse_1): New function.
5618 (exact_real_inverse): Use it, via do_float_handler.
5620 * varasm.c: Don't include setjmp.h.
5621 (assemble_real_1): New function.
5622 (assemble_real): Use it, via do_float_handler.
5623 Call internal_error if we get a trap here.
5625 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
5626 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
5628 2001-08-11 Zack Weinberg <zackw@panix.com>
5630 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
5631 STACK_BOUNDARY if not already defined.
5633 * calls.c, function.c, reload1.c, explow.c: Don't default
5634 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
5635 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
5637 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
5640 * doc/tm.texi: Document that STACK_BOUNDARY is required;
5641 clarify difference between it and PREFERRED_STACK_BOUNDARY.
5643 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5645 * cppmacro.c (enter_macro_context): Push macro expansions even
5648 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5650 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
5651 (rs6000_elf_section_type_flags): Actually return a value.
5653 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5655 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
5656 Clean up code: add missing comments and prototypes, fix warnings,
5657 remove obsolete code, fix spacing to conform to coding style.
5659 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5661 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
5662 and TARGET_ASM_CLOSE_PAREN.
5663 (regclass_map): CC register belongs to class NO_REGS.
5664 (legitimize_pic_address): Don't generate unnecessary moves
5665 (to avoid confusing loop optimization).
5666 (check_and_change_labels): Replace jump_long by indirect_jump.
5667 (s390_final_chunkify): Don't start a new literal pool on section
5668 switch in 64-bit code.
5669 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
5671 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
5672 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
5673 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
5675 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
5676 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
5677 (CONST_COSTS): Fixed incorrect costs.
5679 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
5680 Use emit_jump instead of emit_jump_insn (gen_jump).
5681 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
5682 (to avoid confusing flow analysis).
5683 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
5684 (casesi, casesi_jump): New.
5685 (jump_long): Removed. Functionality merged into indirect_jump.
5686 (indirect_jump): Accept address_operand, not just register_operand.
5687 (cjump_long, icjump_long): Use same logic as indirect_jump.
5688 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
5689 Fixed broken setjmp/longjmp handling.
5690 (do_builtin_setjmp_setup): Removed.
5692 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
5693 broken GNU as versions that don't accept .quad with large
5694 negative values. Use hexadecimal output instead.
5695 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
5696 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
5697 FUNCTION_EPILOGUE): Removed. Now in targetm.
5699 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
5701 * config/s390/fixdfdi.h: Add missing copyright statement.
5702 Fix type conflicts on 64-bit. Add missing SFmode routines.
5704 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
5707 2001-08-11 Richard Henderson <rth@redhat.com>
5709 * rtl.h (REG_EH_RETHROW): Remove.
5710 * rtl.c (reg_note_name): Update.
5711 * combine.c (distribute_notes): Don't check for it.
5713 2001-08-11 Richard Henderson <rth@redhat.com>
5715 * combine.c (distribute_notes): Place REG_SETJMP.
5717 2001-08-11 Richard Henderson <rth@redhat.com>
5719 * doc/extend.texi (Arrays and pointers implementation): Discourage
5720 relying on sign-extension of pointers.
5722 2001-08-11 H.J. Lu <hjl@gnu.org>
5724 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
5726 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
5727 RDATA_SECTION_ASM_OP.
5729 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5731 * doc/install.texi (Specific, c4x): Fix cross-reference to the
5732 main manual to work both for info and HTML versions.
5734 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5735 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5737 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
5738 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
5739 (struct cpp_pool): New member first.
5740 * cppinit.c (append_include_chain): Plug memory leaks.
5741 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
5742 Allocate pragma structures from the (aligned) macro pool to
5743 avoid leaking memory.
5744 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
5745 so we don't leak memory.
5746 * hashtable.c (ht_destroy): New.
5747 * hashtable.h (ht_destroy): New.
5749 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5750 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5752 * c-lex.c (map): Make const.
5753 (cb_file_change): Update for callback passing a line map.
5754 Don't assume we have a previous map. Remove sanity check
5755 about popping too many files.
5756 * cpperror.c (print_location): Make map const.
5757 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
5758 (cpp_make_system_header): Similarly.
5759 (search_from): Similarly.
5760 (_cpp_execute_include): Don't remember where we came from.
5761 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
5762 (struct cpp_reader): Make map const.
5763 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
5764 * cpplib.c (do_line): Update; line maps now hold sysp.
5765 (cpp_push_buffer): Similarly.
5766 (_cpp_do_file_change): Similarly; callback with map instead.
5767 (cpp_get_line_maps): Constify return value.
5768 (_cpp_pop_buffer): Update.
5769 * cpplib.h (struct cpp_file_change): Remove.
5770 (struct cpp_callbacks): Update.
5771 (cpp_get_line_maps): Constify return value.
5772 * cppmacro.c (_cpp_create_definition): Update.
5773 * cppmain.c (struct printer): Constify map.
5774 (maybe_print_line): Similarly.
5775 (print_line): Similarly. Deduce flags 1 and 2 here.
5776 (cb_file_change): Update.
5777 * line-map.c (free_line_maps): Warn regardless.
5778 (add_line_map): Return pointer to const. When passed NULL to_file
5779 with LC_LEAVE, use the obvious values for the return point so the
5780 caller doesn't have to figure them out.
5781 (lookup_line): Return pointer to const.
5782 (print_containing_files): Take pointer to const.
5783 * line-map.h (struct line_map): New members reason, sysp.
5784 (add_line_map): Return pointer to const.
5785 (lookup_line): Similarly.
5786 (print_containing_files): Take pointer to const.
5788 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
5789 Richard Henderson <rth@redhat.com>
5791 * regmove.c (regmove_optimize): Avoid setting a register twice in
5794 2001-08-10 Richard Henderson <rth@redhat.com>
5796 * doc/extend.texi (Arrays and pointers implementation): Document
5797 behavior of pointer/integer conversion.
5799 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
5801 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
5803 2001-08-10 Richard Henderson <rth@redhat.com>
5805 * doc/extend.texi (C Implementation): New chapter.
5806 * doc/gcc.texi (Top): Link it in.
5808 2001-08-10 Andrew Cagney <ac131313@redhat.com>
5810 * doc/install.texi (Specific): Fix CVS merge botch.
5812 2001-08-10 Richard Henderson <rth@redhat.com>
5814 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
5815 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
5817 2001-08-10 Zack Weinberg <zackw@stanford.edu>
5819 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
5820 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
5821 this macro is now required.
5823 * cselib.c (cselib_process_insn), flow.c (propagate_block),
5824 loop.c (find_and_verify_loops), reload.c (reload): Check
5825 for rtx code of CALL_INSN, not CALL, when deciding if we
5826 need to check for REG_SETJMP note.
5828 * gcse.c (compute_hash_table, compute_store_table): Update
5829 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
5832 * config/avr/avr.c: Fix typo.
5833 * config/convex/convex.c (expand_movstr): Use adjust_address.
5834 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
5836 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
5837 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
5839 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
5840 Do define STACK_BOUNDARY.
5841 * config/i370/i370.c: Include expr.h.
5842 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
5843 config/pa/som.h, config/v850/v850.h: Take in_ctors and
5844 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
5845 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
5846 * config/m88k/m88k.c: Include c-tree.h after expr.h.
5847 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
5848 * config/romp/romp.c: Include expr.h after tree.h.
5850 (output_fpop): Use xmalloc, not oballoc.
5851 * config/we32k/we32k.c: Include expr.h.
5853 2001-08-10 Kazu Hirata <kazu@hxi.com>
5855 * config/h8300/h8300.h: Fix formatting.
5857 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5859 * c-common.h (RETURN_NULLIFIED_P): Lose.
5860 * c-semantics.c (genrtl_return_stmt): Don't check it.
5862 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5864 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
5865 (mips_annotate_frame_insn): New function.
5866 (mips_emit_frame_related_store): New function.
5867 (save_restore_insns): Don't mark instructions that set up the base
5868 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
5869 the store instructions instead.
5870 (mips_expand_prologue): If the stack size is moved into a temporary
5871 register, do not mark that move as frame-related. Add a
5872 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
5874 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5876 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
5877 stack slot as unchanging if current_function_calls_eh_return.
5879 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5881 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
5882 access the second half of the TFmode scratch operand.
5884 2001-08-10 Anthony Green <green@redhat.com>
5886 * java/class.c (emit_register_classes): Conditionalize code on
5889 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5891 * doc/install.texi (Specific, avr): Fix cross-reference to the
5892 main manual to work both for info and HTML versions.
5894 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5896 * stmt.c (expand_null_return_1): Remove code to generate simple returns
5897 and "use_goto" argument.
5898 (expand_null_return, expand_value_return): Update all callers.
5899 * function.c (expand_function_end): Remove code to generate simple
5901 * config/vax/vax.md (epilogue): New expander for function return.
5902 * doc/md.texi (epilogue): Remove "if defined".
5904 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5906 * Makefile.in: Partially revert my previous change:
5907 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
5908 of the hashtab.o and safe-ctype.o rules.
5910 2001-08-09 Richard Henderson <rth@redhat.com>
5912 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
5913 (USE_COLLECT2): Remove duplicate definition.
5914 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
5915 (use_collect2): Remove dead code.
5916 * configure.in (use_collect2): Remove will_use_collect2 and
5917 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
5918 * configure: Rebuild.
5920 * target.h (targetm.asm_out.constructor): New.
5921 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
5922 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
5923 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
5924 * varasm.c (in_ctors, in_dtors): New.
5925 (assemble_constructor, assemble_destructor): Remove.
5926 (default_stabs_asm_out_destructor): New.
5927 (default_named_section_asm_out_destructor): New.
5928 (dtors_section, default_dtor_section_asm_out_destructor): New.
5929 (default_stabs_asm_out_constructor): New.
5930 (default_named_section_asm_out_constructor): New.
5931 (ctors_section, default_ctor_section_asm_out_constructor): New.
5932 * output.h: Update declarations.
5933 * c-decl.c (c_expand_body): Use target hooks instead of
5934 assemble_constructor and assemble_destructor.
5935 * profile.c (output_func_start_profiler): Likewise.
5936 * objc/objc-act.c (finish_objc): Likewise.
5937 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
5938 for the constructor.
5939 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
5941 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
5942 (DTORS_SECTION_ASM_OP): Likewise.
5943 (__CTOR_LIST__): Use attribute section when possible.
5944 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
5946 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
5947 ASM_OUTPUT_CONSTRUCTOR.
5949 * config/darwin.c (machopic_asm_out_constructor): New.
5950 (machopic_asm_out_destructor): New.
5951 * config/darwin-protos.h: Update declarations.
5952 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5953 (ASM_OUTPUT_DESTRUCTOR): Remove.
5954 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5955 * config/nextstep.c (nextstep_asm_out_constructor): New.
5956 (nextstep_asm_out_destructor): New.
5957 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5958 (ASM_OUTPUT_DESTRUCTOR): Remove.
5959 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5960 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
5961 ASM_OUTPUT_*STRUCTOR.
5962 * config/i386/aix386ng.h: Likewise.
5964 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
5965 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
5966 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5967 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5968 * config/lynx.h: Likewise.
5969 * config/netware.h: Likewise.
5970 * config/psos.h: Likewise.
5971 * config/alpha/alpha-interix.h: Likewise.
5972 * config/alpha/elf.h: Likewise.
5973 * config/arc/arc.h: Likewise.
5974 * config/arm/aof.h: Likewise.
5975 * config/arm/coff.h: Likewise.
5976 * config/arm/elf.h: Likewise.
5977 * config/c4x/c4x.h: Likewise.
5978 * config/h8300/h8300.h: Likewise.
5979 * config/i386/cygwin.h: Likewise.
5980 * config/i386/djgpp.h: Likewise.
5981 * config/i386/i386-coff.h: Likewise.
5982 * config/i386/i386-interix.h: Likewise.
5983 * config/i386/sco5.h: Likewise.
5984 * config/i386/vsta.h: Likewise.
5985 * config/i386/win32.h: Likewise.
5986 * config/i960/i960-coff.h: Likewise.
5987 * config/ia64/sysv4.h: Likewise.
5988 * config/m68hc11/m68hc11.h: Likewise.
5989 * config/m68k/coff.h: Likewise.
5990 * config/m68k/mot3300.h: Likewise.
5991 * config/m88k/m88k.h: Likewise.
5992 * config/mcore/mcore-pe.h: Likewise.
5993 * config/mcore/mcore.h: Likewise.
5994 * config/mips/elf.h: Likewise.
5995 * config/mips/elf64.h: Likewise.
5996 * config/mips/iris6.h: Likewise.
5997 * config/pa/pa64-hpux.h: Likewise.
5998 * config/rs6000/sysv4.h: Likewise.
5999 * config/sh/sh.h: Likewise.
6000 * config/sparc/litecoff.h: Likewise.
6002 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
6003 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
6004 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6005 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6006 (ASM_OUTPUT_DESTRUCTOR): Remove.
6007 * config/a29k/a29k.c: Move include of tree.h.
6008 * config/a29k/udi.h: Delete file.
6009 * config/alpha/alpha.c (vms_asm_out_constructor): New.
6010 (vms_asm_out_destructor): New.
6011 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
6012 (EXTRA_SECTION_FUNCTIONS): Likewise.
6013 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6014 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6015 * config/c4x/c4x.c: Move include of tree.h.
6016 * config/clipper/clipper.c (clix_asm_out_constructor): New.
6017 (clix_asm_out_destructor): New.
6018 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6019 (ASM_OUTPUT_DESTRUCTOR): Remove.
6020 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6021 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6022 (TARGET_ASM_CONSTRUCTOR): New.
6023 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
6024 (sco_asm_out_constructor): New.
6025 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
6026 * config/i386/svr3gas.h: Remove stack grows up code.
6027 Remove code duplicated from i386/sysv3.h.
6028 (TARGET_ASM_CONSTRUCTOR): New.
6029 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6030 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
6031 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6032 (TARGET_ASM_CONSTRUCTOR): New.
6033 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
6034 (m68hc11_asm_out_destructor): New.
6035 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
6036 (TARGET_ASM_DESTRUCTOR): New.
6037 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
6038 * config/m68k/dpx2.h: Properly undef all the bits inherited from
6039 config/svr3.h pertaining to section manipulation.
6040 * config/m68k/dpx2g.h: Remove #if 0 code.
6041 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
6042 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
6043 (ASM_OUTPUT_CONSTRUCTOR): Remove.
6044 (TARGET_ASM_CONSTRUCTOR): New.
6045 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
6046 (m88k_svr3_asm_out_constructor): New.
6047 (m88k_svr3_asm_out_destructor): New.
6048 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6049 (ASM_OUTPUT_DESTRUCTOR): Remove.
6050 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6051 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
6052 * config/rs6000/aix.h: Likewise.
6053 * config/mips/rtems64.h: Don't undef removed constructor related bits.
6054 * config/mips/vxworks.h: Likewise.
6055 * config/rs6000/lynx.h: Likewise.
6056 * config/sh/elf.h: Likewise.
6057 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
6058 (DTORS_SECTION_ASM_OP): New.
6059 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6060 (ASM_OUTPUT_DESTRUCTOR): Remove.
6061 * config/sparc/sol2-sld-64.h: Likewise.
6062 * config/vax/vax.c (vms_asm_out_constructor): New.
6063 (vms_asm_out_destructor): New.
6064 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6065 (ASM_OUTPUT_DESTRUCTOR): Remove.
6066 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6068 * doc/tm.texi (@node Initialization): Update.
6070 2001-08-09 Richard Henderson <rth@redhat.com>
6072 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
6073 (__do_global_dtors_aux): Use gp-relative static data to avoid
6074 one dynamic relocation.
6075 (__do_frame_setup): Register Java classes.
6076 * config/alpha/crtend.asm (__JCR_END__): New.
6078 2001-08-09 Zack Weinberg <zackw@stanford.edu>
6080 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
6081 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
6082 (GEN, STAGESTUFF): Add new files.
6083 (insn-constants.h, s-constants, tm-preds.h, s-preds,
6084 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
6085 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
6086 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
6087 as well as insn-codes.h and insn-flags.h in config.h; and no
6088 extra headers in tconfig.h and hconfig.h.
6090 * gencodes.c: Eliminate code to generate predicate declarations
6091 or #defines for md-file constants.
6092 * genconstants.c, genpreds.c: New files.
6094 * i386.md: Re-order guard expressions such that TARGET_64BIT
6095 comes first, when this permits better optimization. Add
6096 TARGET_64BIT to more x86-64 patterns. Add comment explaining
6097 why this is desirable.
6099 2001-08-09 Jakub Jelinek <jakub@redhat.com>
6101 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
6102 (find_fde_for_dso): Remove.
6103 (_Unwind_IteratePhdrCallback): New.
6104 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
6105 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
6107 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6109 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
6110 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
6112 2001-08-09 Graham Stott <grahams@redhat.com>
6114 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
6115 (vis_no_unit): Use it.
6116 (visualize_no_unit): Add the insn only if room exists.
6118 2001-08-09 Graham Stott <grahams@redhat.com>
6120 * predict.c (estimate_probability): Replace magic numbers with
6121 appropriate enumeration.
6123 2001-08-09 Graham Stott <grahams@redhat.com>
6125 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
6127 (EXTRACT_FLAGS): Likewise.
6129 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
6131 * config/mips/mips.c (mips_legitimate_address_p): Check for
6132 CONST_INT in last patch.
6134 2001-08-08 Anthony Green <green@redhat.com>
6136 * java/class.c (emit_register_classes): Use assemble_jcr if
6137 possible. Keep the original mechanism as a fallback.
6138 * defaults.h (JCR_SECTION_NAME): Define if we have named section
6139 and weak symbol support.
6140 * crtstuff.c (__JCR_LIST__): Define.
6141 (__JCR_END__): Define.
6142 (_Jv_RegiserClasses): Define weak symbol if possible.
6143 (__do_global_ctors_aux): Register classes for ELF targets with
6144 weak symbol support.
6146 2001-08-08 Kazu Hirata <kazu@hxi.com>
6148 * dbxout.c: Fix comment formatting.
6149 * dependence.c: Likewise.
6151 * diagnostic.c: Likewise.
6152 * dominance.c: Likewise.
6153 * doprint.c: Likewise.
6154 * dwarf2out.c: Likewise.
6155 * dwarfout.c: Likewise.
6156 * emit-rtl.c: Likewise.
6157 * except.c: Likewise.
6158 * explow.c: Likewise.
6159 * expmed.c: Likewise.
6162 * fold-const.c: Likewise.
6163 * function.c: Likewise.
6165 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6167 * global.c (retry_global_alloc): Avoid shadowing allocno.
6169 2001-08-08 Mark Mitchell <mark@codesourcery.com>
6171 * except.c (remove_fixup_regions): Fix typo.
6173 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
6175 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
6176 unsigned HOST_WIDE_INT to avoid warning.
6177 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
6178 * flow.c (set_block_for_new_insns): Likewise.
6180 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
6182 * sibcall.c (return_value_pseudo): New static variable.
6183 (skip_copy_to_return_value): Handle return_value_pseudo.
6184 (call_ends_block_p): Ensure that return_value_pseudo is set.
6185 (optimize_sibling_and_tail_recursive_call): Discover the
6186 load of pseudo return value in alternate exit block.
6188 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6190 * calls.c (ECF_ALWAYS_RETURN): New constant.
6191 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
6192 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
6193 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
6194 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
6195 * rtl.c (reg_note_name): New name.
6196 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
6198 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
6200 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
6202 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
6204 * alias.c (get_alias_set): Return a previously calculated
6205 alias set for a VAR_DECL.
6206 * function.c (gen_mem_addressof): Calculate the alias set before
6209 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
6211 * predict.def: Set hitrates according our experimental run.
6213 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
6215 * i386.h (HARD_REGNO_RENAME_OK): New macro.
6217 2001-08-08 H.J. Lu <hjl@gnu.org>
6219 * config/mips/mips.c (mips_unique_section): New. Copied from
6222 * config/mips/mips-protos.h (mips_unique_section): New
6225 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
6227 * config/mips/little.h: New. Generic little endian mips
6228 targets. Only mips*-*-linux* is converted to use it so far.
6230 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
6231 (WCHAR_TYPE): Defined
6232 (WCHAR_TYPE_SIZE): Likewise.
6233 (INIT_SUBTARGET_OPTABS): Likewise.
6234 (BSS_SECTION_ASM_OP): Likewise.
6235 (SBSS_SECTION_ASM_OP): Likewise.
6236 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
6237 (ASM_DECLARE_OBJECT_NAME): Likewise.
6238 (UNIQUE_SECTION): Likewise.
6239 (EXTRA_SECTIONS): Likewise.
6240 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
6241 (ASM_OUTPUT_DESTRUCTOR): Likewise.
6242 (ASM_OUTPUT_DEF): Likewise.
6243 (HANDLE_SYSV_PRAGMA): Removed.
6244 (NO_IMPLICIT_EXTERN_C): Likewise.
6245 (TARGET_MEM_FUNCTIONS): Likewise.
6246 (STARTFILE_SPEC): Likewise.
6247 (ENDFILE_SPEC): Likewise.
6248 (LIB_SPEC): Likewise.
6249 (INVOKE__main): Likewise.
6250 (CTOR_LIST_BEGIN): Likewise.
6251 (CTOR_LIST_END): Likewise.
6252 (DTOR_LIST_BEGIN): Likewise.
6253 (DTOR_LIST_END): Likewise.
6254 (SET_ASM_OP): Likewise.
6255 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6256 (ASM_OUTPUT_DEF): Likewise.
6257 (ASM_OUTPUT_IDENT): Likewise.
6259 * config/mips/mips.h (ASM_SPEC): Undefine before define.
6260 (CPLUSPLUS_CPP_SPEC): Likewise.
6261 (ASM_APP_ON) Redefine only if not defined.
6262 (ASM_APP_OFF): Likewise.
6263 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6264 (ASM_OUTPUT_IDENT): Likewise.
6266 * config.gcc: Update tm_file for Linux/mips.
6268 2001-08-08 Bernd Schmidt <bernds@redhat.com>
6270 * cselib.c (cselib_record_sets): If insn is predicated, turn
6271 sources into IF_THEN_ELSEs.
6273 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
6274 Turn into define_insn_and_split.
6276 * sched-deps.c: Include "cselib.h".
6277 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
6278 Use cselib to turn memory addresses into VALUEs.
6279 (sched_analyze): Call cselib_init/cselib_finish if necessary.
6280 * sched-int.h (struct sched_info): New member USE_CSELIB.
6281 * sched-ebb.c (ebb_sched_info): Initialize it.
6282 * sched-rgn.c (rgn_sched_info): Likewise.
6283 * Makefile.in (sched-deps.o): Update dependencies.
6285 * cselib.h (cselib_subst_to_values): Declare.
6286 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
6287 that have no value and autoincs to be handled by generating a new
6290 2001-08-08 Graham Stott <grahams@redhat.com>
6292 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
6293 within fixed length SEQUENCE.
6295 2001-08-08 Graham Stott <grahams@redhat.com>
6297 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
6298 (diagnostic_prefixing_rule): Likewise.
6299 (diagnostic_line_cutoff): Likewise.
6300 (diagnostic_kind_count): Likewise.
6302 2001-08-08 Graham Stott <grahams@redhat.com>
6304 * alias.c (find_base_decl): Delete redundent assignment.
6306 2001-08-08 Graham Stott <grahams@redhat.com>
6308 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
6309 (abs): Uppercase and paranthesize macro parameter.
6310 (MEM_DEPENDENCY): Add whitespace.
6312 2001-08-08 Graham Stott <grahams@redhat.com>
6314 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
6315 failure check for CONST_INT
6317 2001-08-08 Graham Stott <grahams@redhat.com>
6319 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
6320 (libcall_dead_p): Likewise.
6322 (mark_used_regs): Constify fmt.
6323 (find_use_as_address): Likewise.
6325 2001-08-08 Graham Stott <grahams@redhat.com>
6327 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
6330 2001-08-08 Graham Stott <grahams@redhat.com>
6332 * combine.c (combine_simplify_rtx): Update comment and
6333 remove erroneous test.
6335 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6337 * cppinit.c (cpp_finish): Pop the final buffer without comment.
6338 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
6339 take care to avoid multiple no-newline at EOF warnings in that
6342 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
6344 * calls.c (expand_call): Do not emit INSN_SETJMP note.
6345 (emit_library_call_value_1): Likewise.
6346 (emit_call_1): Emit REG_SETJMP note.
6347 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
6349 * cselib.c (cselib_process_insn): Likewise.
6350 * flow.c (propagate_block): Likewise.
6351 * loop.c (find_and_verify_loops): Likewise.
6352 * reload.c (find_equiv_regs): Likewise.
6353 * reload1.c (reload): Likewise.
6354 * resource.c (mark_referenced_resources,
6355 mark_set_resources): Likewise.
6356 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
6357 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
6358 * haifa-sched.c (unlink_other_notes): Likewise.
6359 (reemit_notes): Likewise.
6360 * sched-ebb.c (sched_ebb): Likewise.
6361 * sched-rgc.c (sched_region): Likewise.
6362 * rtl.c (note_insn_name): Likewise.
6363 (reg_note_name): Add REG_SETJMP
6364 * rtl.h (reg_note): Add REG_SETJMP.
6365 (insn_note): Remove NOTE_INSN_SETJMP.
6367 * profile.c (branch_prob): Add fake edges for setjmp.
6369 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
6371 * config.gcc: Quote target_cpu_default2 correctly for
6372 powerpc*-*-* targets.
6374 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6376 * cpplib.h, line-map.h: Update comments.
6377 * cppmain.c (printer_init): Move inline.
6378 (maybe_print_line, print_line): Take a map pointer.
6379 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
6380 (cb_file_change): Don't use prior value of print.map.
6382 2001-08-07 David Edelsohn <edelsohn@gnu.org>
6384 * doc/install.texi: Document fine-grained multilib configuration.
6386 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6388 * rtlanal.c (find_first_parameter_load): Call note_stores
6389 only on the instructions.
6391 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6393 * alias.c (nonlocal_mentioned_p):
6394 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
6395 * calls.c (emit_call_1): Likewise.
6396 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
6397 * cselib.c (cselib_process_insn): Likewise.
6398 * df.c (df_insns_modify): Likewise.
6399 * flow.c (need_fake_edge_p): Likewise.
6400 (propagate_one_insn): Likewise.
6401 * haifa-sched.c (reemit_notes): Likewise.
6402 * integrate.c (copy_insn_list): Likewise.
6403 * jump.c (delete_prior_computation): Likewise.
6404 * local-alloc.c (validate_equiv_mem): Likewise.
6405 * loop.c (scan_loop): Likewise.
6406 * predict.c (estimate_probability): Likewise.
6407 * reload.c (reload): Likewise.
6408 * sched-deps (sched_analyze): Likewise.
6409 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
6410 * gcse.c (compute_hash_table): Likewise.
6411 (mark_call): Likewise.
6412 (store_killed_in_insn): Likewise.
6414 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
6416 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
6418 2001-08-06 Richard Henderson <rth@redhat.com>
6420 * varasm.c (assemble_gc_entry): Remove.
6421 * output.h: Likewise.
6423 2001-08-06 Richard Henderson <rth@redhat.com>
6425 * varasm.c (assemble_constructor): Take a symbol_ref and a
6426 priority instead of a bare string. Move priority handling
6427 here from cp/decl2.c.
6428 * output.h: Update decls.
6430 * c-decl.c (c_expand_body): Update calls to assemble_constructor
6431 and assemble_destructor.
6432 * profile.c (output_func_start_profiler): Likewise.
6433 * objc/objc-act.c (finish_objc): Likewise.
6434 (build_module_descriptor): Return the symbol not the symbol name.
6436 2001-08-06 David Edelsohn <edelsohn@gnu.org>
6438 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
6439 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
6440 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
6441 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
6442 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
6443 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
6445 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6447 * cpperror.c (print_containing_files): Moved to line-map.c.
6448 (print_location): line-map.c handles re-listing or otherwise.
6449 * cpphash.h (struct lexer_state): Remove next_bol.
6450 (struct cpp_buffer): Remove include_stack_listed.
6451 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
6452 Remove faked buffer handling.
6453 (_cpp_do_file_change): Tweak.
6454 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
6455 * cppmain.c (struct printer): Remove filename.
6456 (print_line, cb_file_change): Update accordingly.
6457 * line-map.c: Include intl.h.
6458 (init_line_maps): Initialize last_listed.
6459 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
6460 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
6461 (print_containing_files): New.
6462 * line-map.h (struct line_maps): New member last_listed.
6463 (print_containing_files, INCLUDED_FROM): New.
6464 * Makefile.in: Update.
6465 * po/POTFILES.in: Add line-map.c.
6467 2001-08-06 Richard Henderson <rth@redhat.com>
6469 * except.c (convert_from_eh_region_ranges_1): Never mark
6470 USE or CLOBBER insns as throwing.
6472 * expr.c (store_constructor): Don't clobber memory targets.
6474 2001-08-06 Andreas Jaeger <aj@suse.de>
6476 * profile.c (branch_prob): Remove unused variable insn.
6478 * Makefile.in (local-alloc.o): Add dependency on except.h.
6480 * local-alloc.c: Include except.h for can_throw_internal prototype.
6482 2001-08-06 Richard Henderson <rth@redhat.com>
6484 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
6485 * function.c (expand_main_function): Implement it.
6486 * doc/tm.texi: Document it.
6488 2001-08-06 Stan Shebs <shebs@apple.com>
6490 * doc/install.texi: Document powerpc-*-darwin* details.
6492 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
6494 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
6495 (ASM_CPU_SPEC): Move back to rs6000.h
6496 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
6498 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
6500 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
6503 * config/rs6000/linux64.h: Ditto.
6505 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6506 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
6509 Remove accidently readded definitions of FUNCTION_PROLOGUE,
6510 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
6512 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6515 2001-08-05 Richard Henderson <rth@redhat.com>
6517 * local-alloc.c (update_equiv_regs): Do not move insns that
6520 2001-08-05 Jan Hubicka <jh@suse.cz>
6522 * Makefile.in (reload1.o): Add dedendancy on except.h
6523 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
6525 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
6526 indicating wehther edges has been cleaned up.
6527 * reload1.c: Inlucde except.h
6528 (fixup_abnormal_edges): Accept deleted insns.
6529 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
6532 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6534 * cpplib.c (do_line): Correct line number after pop_buffer.
6536 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6538 PR preprocessor/3824
6539 * line-map.c: Update comments.
6540 * line-map.h: Update comments.
6541 * tradcif.y: Don't consider large numbers unsigned.
6543 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6545 PR preprocessor/3081
6546 * c-lex.c (map): New.
6547 (cb_file_change): Update map and use it.
6548 (cb_def_pragma, cb_define, cb_undef): Use map and line.
6549 (c_lex): Update to use map.
6550 * cpperror.c (print_location): Move to using logical line numbers.
6551 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
6552 (cpp_make_system_header): Similarly.
6553 (_cpp_execute_include): Stop line numbering hacks. Store the
6554 line we will return to.
6555 * cpphash.h (CPP_BUF_LINE): Remove.
6556 (struct cpp_buffer): Remove lineno and pseudo_newlines.
6557 Add map and return_to_line.
6558 (_cpp_do_file_change): Update.
6559 * cppinit.c (cpp_start_read): Update line kludge.
6560 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
6561 (trigraph_ok): Use logical line numbers for diagnostics.
6562 (skip_block_comment): Likewise.
6563 (skip_whitespace): Likewise.
6564 (skip_line_comment): Use pfile->line instead.
6565 (_cpp_lex_token): Update to use logical line numbering exclusively.
6566 Handle BOL locally. Accept new lines in directives, but keep
6567 pfile->line decremented. Diagnostics use logical lines. Update
6569 * cpplib.c (SEEN_EOL): New.
6570 (skip_rest_of_line, check_eol): Use it.
6571 (end_directive): Increase line number when accepting the newline
6572 at the end of a directive.
6573 (run_directive): Simplify.
6574 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
6575 (_cpp_do_file_change): Update to take buffer line number as an
6576 argument, and store the current map in the cpp_reader. Remove
6577 line number kludges.
6578 (_cpp_do__Pragma): Restore output position after a _Pragma.
6579 (cpp_push_buffer): Don't set output line or lineno.
6580 (_cpp_pop_buffer): Transfer more info from a faked buffer.
6581 Remove line kludge. Set output_line.
6582 * cppmacro.c (builtin_macro): Update handling of __LINE__.
6583 (parse_arg): Use logical lines.
6584 (save_lookahead_token): Save EOFs too now.
6585 * cppmain.c (struct printer): Fix comments.
6586 (printer_init): Simplify, let caller do errors.
6587 (scan_translation_unit, check_multiline_token, dump_macro): Update.
6588 (maybe_print_line): Simplify.
6589 (print_line): Don't print a linemarker if -P.
6590 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
6591 (cb_file_change): Simplify.
6592 * line-map.h (LAST_SOURCE_LINE): Fix.
6593 (CURRENT_LINE_MAP): New.
6595 2001-08-05 Bernd Schmidt <bernds@redhat.com>
6597 * doloop.c (doloop_modify_runtime): Properly compute number of
6598 iterations if loop was unrolled.
6600 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
6601 if their CSELIB_VAL_PTRs are.
6603 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
6604 (setup_spill_pointers): Initialize it.
6605 (spill_restore_mem): Set it.
6606 (do_spill, do_restore): Use it to add REG_INC note.
6607 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
6609 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
6610 asms if other insns are available.
6612 * config/ia64/ia64.c (condop_operator): New predicate.
6613 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
6614 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
6617 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
6618 temporary register than directly using a MEM.
6620 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6622 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
6623 parameter in last change.
6625 2001-08-04 Zack Weinberg <zackw@panix.com>
6627 * sparc.md: Don't use #if inside C test expression.
6629 2001-08-04 Richard Henderson <rth@redhat.com>
6631 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
6633 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
6635 * cpphash.h (struct cpp_reader): New member directive_line.
6636 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
6637 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
6638 do_pragma): Pass line to callbacks.
6639 (start_directive): Record line of directive.
6640 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
6641 cb_include): Similarly.
6642 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
6645 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6647 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
6650 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6652 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
6654 * reload1.c (fixup_abnormal_edges): New static function.
6657 * flow.c (need_fake_edge_p): New function.
6658 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
6659 avoid call insn to be very last insn in the insn stream.
6661 * profile.c (branch_prob): Call flow_call_edges_add instead of
6662 doing that by hand; cleanup cfg to re-merge basic blocks once
6665 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6667 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
6668 are also on line-map.h.
6669 * cppfiles.c (stack_include_file): Update.
6670 * cpphash.h (struct cpp_buffer): New member return_at_eof.
6671 (_cpp_pop_buffer): New.
6672 * cppinit.c (cpp_destroy, cpp_finish): Update.
6673 (do_includes): Mark each buffer to return at EOF.
6674 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
6675 return as requested.
6676 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
6677 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
6678 * cpplib.h (cpp_pop_buffer): Remove.
6679 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
6680 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
6682 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
6684 (do_preprocessing): Update.
6685 * fix-header.c (read_scan_file): Update. No need to pop buffers.
6686 * c-parse.in (_yylex): Similarly.
6687 * scan-decls.c (scan_decls): Similarly.
6688 * line-map.h: Update comments.
6690 * objc/Make-lang.in (objc-act.o): Update dependencies.
6692 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6694 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
6695 and soft register for operand 0.
6696 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
6698 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6700 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
6701 register for operand 0.
6702 ("bitcmpqi_z_used"): Allow memory for operand 0.
6703 (split "bitcmpqi"): New split to handle address reg as operand 1.
6705 2001-08-04 Andreas Jaeger <aj@suse.de>
6707 * gcse.c: Revert Daniel's last patch.
6709 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6711 * sparc-protos.h: Add prototypes for fp_zero_operand and
6713 * sh-protos.h: Add prototype for fpul_operand.
6715 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6717 * doc/extend.texi (Other Builtins): Fix typo in last change.
6719 2001-08-03 Richard Henderson <rth@redhat.com>
6721 * target.h (gcc_target): Add asm_out.named_section,
6722 section_type_flags, have_named_sections.
6723 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
6724 (TARGET_HAVE_NAMED_SECTIONS): New.
6725 (TARGET_SECTION_TYPE_FLAGS): New.
6727 * Makefile.in (toplev.o): Depend on TARGET_H.
6728 (varasm.o, dbxout.o): Likewise.
6729 * c-common.c (decl_attributes): Check targetm.have_named_sections
6730 instead of ifdef ASM_OUTPUT_SECTION_NAME.
6731 * dbxout.c (dbxout_function_decl): Likewise.
6732 (dbxout_function_end): Likewise.
6733 * toplev.c (compile_file): Likewise.
6734 * varasm.c (exception_section): Likewise.
6735 * cp/decl2.c (finish_objects): Likewise.
6737 * defaults.h (EH_FRAME_SECTION): Remove.
6738 (EH_FRAME_SECTION_ASM_OP): Remove.
6739 (EH_FRAME_SECTION_NAME): New.
6740 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
6741 (UNIQUE_SECTION_P): Remove.
6742 * dwarf2out.c (SECTION_FORMAT): Remove.
6743 (ASM_OUTPUT_SECTION): Remove.
6744 (output_call_frame_info): Use named_section_flags.
6745 (output_comp_unit, dwarf2out_start_source_file): Likewise.
6746 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
6747 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
6748 * varasm.c (in_eh_frame, eh_frame_section): Remove.
6749 (named_section_flags): New.
6750 (named_section): Use it and targetm.section_type_flags.
6751 (resolve_unique_section): New.
6752 (assemble_start_function): Use it.
6753 (asm_emit_uninitialised, assemble_variable): Likewise.
6754 (default_section_type_flags): New.
6755 (default_no_named_section, default_elf_asm_named_section): New.
6756 (default_coff_asm_named_section, default_pe_asm_named_section): New.
6757 * output.h: Update varasm.c decls.
6758 (SECTION_*): New flags.
6760 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
6761 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
6763 * config/elfos.h (UNIQUE_SECTION_P): Remove.
6764 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
6765 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
6766 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6767 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
6768 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
6769 * config/mips/elf.h, config/mips/elf64.h: Likewise.
6770 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
6771 * config/pa/pa64-hpux.h,
6773 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
6774 (TARGET_ASM_NAMED_SECTION): New.
6775 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
6776 * config/alpha/vms.h, config/arm/coff.h: Likewise.
6777 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
6778 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
6779 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
6780 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
6781 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6782 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
6783 * config/i386/sco5.h, config/i386/win32.h: Likewise.
6784 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
6785 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
6786 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
6787 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
6788 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
6789 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
6790 * config/sparc/sysv4.h: Likewise.
6792 * config/nextstep.h: Error until named sections implemented.
6794 * config/a29k/a29k.c (a29k_asm_named_section): New.
6795 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
6796 (vms_section_type_flags, vms_asm_named_section): New.
6797 * config/arm/arm.c (arm_elf_asm_named_section): New.
6798 * config/avr/avr.c (asm_output_section_name): Remove.
6799 * config/avr/avr-protos.h: Update.
6800 * config/c4x/c4x.c (c4x_asm_named_section): New.
6801 * config/h8300/h8300.c (h8300_asm_named_section): New.
6802 * config/i386/i386.c (sco_asm_named_section): New.
6803 * config/i386/winnt.c (SECTION_PE_SHARED): New.
6804 (i386_pe_section_type_flags): New.
6805 (i386_pe_asm_named_section): New.
6806 * config/i386/i386-protos.h: Update.
6807 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
6808 * config/mcore/mcore.c (mcore_asm_named_section): New.
6809 * config/mips/mips.c (iris6_asm_named_section): New.
6810 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
6811 instead of UNIQUE_SECTION_P.
6812 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
6813 (xcoff_asm_named_section): New.
6814 * config/sh/sh.c (sh_asm_named_section): New.
6815 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
6817 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
6818 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
6819 (EH_FRAME_SECTION_NAME): New.
6820 (EXCEPTION_SECTION): New.
6821 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
6822 (DEBUG_*_SECTION): Remove.
6823 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
6824 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
6825 (EH_FRAME_SECTION_ASM_OP): Remove.
6827 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
6828 (ASM_OUTPUT_SECTION_NAME): Remove.
6829 (TARGET_ASM_NAMED_SECTION): New.
6830 (TARGET_HAVE_NAMED_SECTIONS): New.
6831 (TARGET_SECTION_TYPE_FLAGS): New.
6832 (EH_FRAME_SECTION_ASM_OP): Remove.
6833 (EH_FRAME_SECTION_NAME): New.
6835 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6837 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
6838 for complex expressions when cfun == 0.
6839 * doc/extend.texi: Document that __builtin_constant_p can be
6840 used in data initializers as well as functions.
6842 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
6844 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
6845 variable I locally, instead of expecting a declaration in the
6848 2001-08-03 Richard Henderson <rth@redhat.com>
6850 * except.c (collect_one_action_chain): Add an explicit cleanup
6851 action if regions surrounding a catch were encoded entirely
6852 within the call-site entry.
6854 2001-08-03 Richard Henderson <rth@redhat.com>
6856 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
6857 don't take REGNO of a non-register.
6859 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6861 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
6862 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
6863 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
6864 (__gthread_mutex_init_function): New function for mutex initialization.
6866 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6868 * Makefile.in: Revert screwed up commit.
6870 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6872 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
6873 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
6874 merged by linker script to get a final _exit().
6875 (__do_global_dtors): New for destructor handling in specific exit
6877 (__do_global_ctors): New for constructors in specific install section.
6878 (__map_data_section): Map data sections before running constructors.
6879 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
6880 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
6881 (DTORS_SECTION_ASM_OP): Likewise.
6882 (CTORS_SECTION_FUNCTION): Define to force a reference to
6884 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
6886 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6888 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
6890 * Makefile.in: Add df.h to gcse.c dependencies.
6892 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6894 * varasm.c (output_constant_def_contents): Use for the length of a
6895 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
6896 depending on which is larger.
6898 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6900 * gcse.c: Include df.h for use as a dataflow analyzer.
6902 Declaration of reg_set_info: gone.
6903 New df_analyzer variable used by store motion.
6904 (reg_set_info): Deleted.
6905 (mark_mem_regs): New function, analyze regs used by a mem.
6906 (store_ops_ok): Use dataflow analyzer results to determine if
6907 necessary regs are changed in the block.
6908 (find_moveable_store): Remove check for symbol ref, we can handle
6909 much more complex expressions now.
6910 (compute_store_table): Remove most of the code, it's unnecessary
6911 now that the dataflow analyzer records the info for us.
6912 (store_killed_after): Add parameter to say whether to do the
6913 store_ops_okay test, used to speed up testing when we already know
6914 the answer, and just want to know if the store itself was killed.
6915 (build_store_vector): Largely rewritten to calculate the various
6916 vectors properly, and somewhat optimized.
6917 (store_motion): Init the df_analyzer, get REG_DEF chains.
6918 Also handle trapping expressions (since mems almost always trap)
6919 (simple_mem): Redefine what a simple mem is.
6921 2001-08-03 DJ Delorie <dj@redhat.com>
6923 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
6924 set from a constant part of the condition.
6926 2001-08-01 Andrew Cagney <ac131313@redhat.com>
6928 * mkdeps.c (deps_add_default_target): Make local variable
6929 ``start'' a const char pointer.
6930 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
6932 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6934 * doc/install.texi (Configuration): Fix markup.
6935 (Specific, i?86-*-udk): Likewise.
6936 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
6938 Document --enable-threads and --enable-libgcj status.
6939 (Specific, mips-sgi-irix*): Canonicalize triples.
6940 (Specific, mips-sgi-irix5): Warn about problems with this config.
6941 Mention required GNU as patch.
6942 Native assembler problems are fixed.
6943 (Specific, mips-sgi-irix6): Update O32 ABI support status.
6944 Document --enable-threads and --enable-libgcj status.
6946 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6948 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
6951 2001-08-03 Richard Henderson <rth@redhat.com>
6953 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
6956 2001-08-03 Richard Henderson <rth@redhat.com>
6958 * rtlanal.c (find_first_parameter_load): Stop if we
6959 reach a CODE_LABEL at BOUNDARY.
6961 2001-08-03 Richard Henderson <rth@redhat.com>
6963 * config/alpha/alpha.md (force_movdi): New insn.
6964 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
6965 Tweek FRP marking of VMS prologue insns.
6966 * config/alpha/vms.h (EPILOGUE_USES): New.
6968 2001-08-02 Richard Henderson <rth@redhat.com>
6970 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
6972 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6974 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
6975 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
6976 config/convex/convex.h, config/d30v/d30v.c,
6977 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6978 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
6979 config/mips/mips.h, config/mn10200/mn10200.h,
6980 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
6981 config/v850/v850.h, config/vax/openbsd.h,
6982 config/vax/openbsd1.h, config/vax/ultrix.h,
6983 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
6984 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
6985 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
6986 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
6987 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
6988 in comments and documentation.
6990 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6994 * Makefile.in (line-map.o): New.
6995 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
6996 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
6997 * cpperror.c (print_containing_files): Similarly.
6998 (print_location): Update. Don't output a space before _Pragma.
6999 * cppfiles.c (stack_include_file): Set to line 1 immediately.
7000 (stack_include_filee, cpp_make_system_header): Update.
7001 (_cpp_execute_include): Get logical line number right for calling
7002 as-yet-unterminated #include.
7003 * cpphash.h (struct cpp_reader): Add line_maps.
7004 (_cpp_do_file_change): Update.
7005 * cppinit.c (cpp_create_reader): Initialize line maps.
7006 (cpp_destroy): Destroy line maps.
7007 (cpp_start_read): Get logical line number right.
7008 * cpplex.c (parse_string): Only warn once for multi-line strings.
7009 Use boolean variable for null warning.
7010 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
7012 (do_include_common): End the directive early.
7013 (do_line): Don't warn about out-of-range lines in preprocessed
7014 source. Update. Remove unused variables.
7015 (_cpp_do_file_change): Update for new line mapping.
7016 (pragma_cb): New typedef.
7017 (cpp_register_pragma): Stop looking ahead before calling the
7019 (do_pragma_system_header): End directive early.
7020 (cpp_get_line_maps): New.
7021 (cpp_pop_buffer): Fudge logical line. Update.
7022 * cpplib.h: Include line-map.h
7023 (enum cpp_fc_reason): Remove.
7024 (struct cpp_file_change): Update.
7025 (cpp_get_line_maps): New.
7026 * cppmain.c (struct_printer): New member map.
7027 (cb_file_change): Update for new mappings.
7028 * fix-header.c (cb_file_change): Similarly.
7030 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7032 * Makefile.in (libgcc.mk): Define mkinstalldirs.
7033 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
7035 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
7037 * config/vax/vax.c: include expr.h.
7039 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7041 * Makefile.in ($(srcdir)/configure): Only rebuild in
7043 ($(srcdir)/config.in): Only define in maintainer mode.
7044 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
7046 2001-08-02 David Edelsohn <edelsohn@gnu.org>
7048 * doc/install.texi (Install GCC: Binaries): Update Bull info.
7050 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7052 * gcc.c (set_collect_gcc_options): New function, split out from
7054 Ignore elided switches.
7055 (do_spec_1): Invoke before executing command.
7056 (set_input): Export.
7057 Move declaration ...
7058 * gcc.h (set_input): ... here.
7059 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7062 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
7065 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
7067 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
7069 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
7071 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
7072 for the unnamed instructions it expands to.
7074 2001-08-02 Richard Henderson <rth@redhat.com>
7076 * regclass.c (call_really_used_regs): Conditionally define.
7077 (init_reg_sets_1): Don't use it if not defined.
7078 (fix_register): Similarly, don't set it.
7080 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7082 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
7083 Correct comment that had been missed in the previous change.
7085 2001-08-01 Stan Shebs <shebs@apple.com>
7087 * config/darwin.c (machopic_stub_name): Try matching by name.
7088 (update_stubs): New function.
7089 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
7092 2001-08-01 Richard Henderson <rth@redhat.com>
7094 * except.c (output_function_exception_table): Use assemble_align.
7095 * varasm.c (assemble_eh_label): Remove.
7096 (assemble_eh_align, assemble_eh_integer): Remove.
7098 2001-08-01 Robert Lipe <robertl@caldera.com>
7100 * dwarfout.c: Remove reference to README.DWARF.
7102 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
7104 * regclass.c (call_really_used_regs): New array for registers which
7105 are actually used by a call.
7106 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
7108 (fix_register): Set call_really_used too.
7109 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
7110 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
7112 2001-08-01 Richard Henderson <rth@redhat.com>
7114 * read-rtl.c (read_name): Consider \r whitespace.
7116 2001-07-11 Andrew Cagney <ac131313@redhat.com>
7118 * config.gcc: Recognize powerpc-*-netbsd*.
7120 * doc/install.texi (Host/target specific installation notes for
7121 GCC): Mention powerpc-*-netbsd*.
7123 * config/rs6000/netbsd.h: New file.
7124 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
7125 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
7126 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
7127 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
7128 (TARGET_VERSION): Redefine.
7130 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
7131 mcall-netbsd as a match for mcall-sysv.
7132 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
7133 (ncrti.S, ncrtn.S): New targets.
7134 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
7136 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
7137 "netbsd' as a V4 ABI.
7138 (ASM_SPEC): Check for -mcall-netbsd.
7139 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
7140 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
7141 (LIB_SPEC, ENDFILE_SPEC): Ditto.
7142 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
7143 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
7144 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
7145 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
7147 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
7148 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
7150 2001-08-01 Mark Kettenis <kettenis@gnu.org>
7152 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
7153 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
7154 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
7155 including "unwind-pe.h".
7157 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7159 * rs6000.md (define_splits): Kill unused constraints.
7161 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
7162 Jan Hubicka <jh@suse.cz>
7164 * function.c (thread_prologue_and_epilogue_insns): Kill code
7165 dealing with non-existent CFG.
7167 2001-08-01 Kazu Hirata <kazu@hxi.com>
7169 * alias.c: Fix comment formatting.
7170 * bitmap.c: Likewise.
7171 * builtins.c: Likewise.
7172 * calls.c: Likewise.
7173 * c-common.c: Likewise.
7174 * c-decl.c: Likewise.
7175 * c-dump.c: Likewise.
7176 * c-lex.c: Likewise.
7177 * collect2.c: Likewise.
7178 * combine.c: Likewise.
7179 * conflict.c: Likewise.
7180 * cppfiles.c: Likewise.
7181 * cppinit.c: Likewise.
7182 * cpplex.c: Likewise.
7183 * cpplib.c: Likewise.
7184 * cppmacro.c: Likewise.
7185 * cppspec.c: Likewise.
7186 * c-pragma.c: Likewise.
7187 * crtstuff.c: Likewise.
7189 * cselib.c: Likewise.
7190 * c-semantics.c: Likewise.
7191 * c-typeck.c: Likewise.
7193 2001-08-01 H.J. Lu <hjl@gnu.org>
7195 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
7197 2001-08-01 H.J. Lu <hjl@gnu.org>
7199 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
7201 2001-08-01 Ziemowit Laski <zlaski@apple.com>
7203 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
7204 contextualizing Objective-C class name lookup by the lexer.
7205 (typespec_reserved_nonattr): Disable ObjC class name lookup after
7207 (protocoldef): Add support for forward @protocol declarations.
7208 (yylexname): Suppress ObjC class name lookup in certain contexts;
7209 re-enable after lookup is complete.
7210 (_yylex): Re-enable ObjC class name lookup when certain
7211 punctuation marks are seen.
7213 * objc/objc-act.c (check_protocol_recursively): New function used
7214 for finding circular dependencies in protocols.
7215 (objc_declare_protocols): New function for handling forward
7216 @protocol declarations.
7217 (receiver_is_class_object): Detect the case when 'self' is used
7218 inside of a class method.
7219 (build_message_expr): Issue a warning if class method is desired
7220 but instance method is found instead.
7221 (conforms_to_protocol): Streamline.
7222 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
7223 protocol Foo, even if 'Bar foo' does not.
7224 (check_protocols): Streamline.
7225 (start_protocol): Add checks for circular and duplicate protocol
7227 (encode_aggregate_within): For typedefs of structs, encode the
7229 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
7230 (objc_declare_protocols): New prototype.
7232 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7234 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
7235 * cpplex.c (handle_newline): Update prototype. Maintain logical
7237 (skip_escaped_newlines, skip_block_comment, parse_string):
7239 (_cpp_lex_token): Update, and store token position within the token.
7240 * cpplib.h (struct cpp_token): Add line and column entries.
7241 * cppmacro.c (replace_args): Position stringified tokens correctly.
7243 2001-08-01 Andreas Jaeger <aj@suse.de>
7245 * basic-block.h: Add prototype for last_loop_beg_note.
7247 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
7249 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
7250 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
7252 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
7253 while handling WITH_CLEANUP_EXPR node. Use second operand calling
7254 expand_decl_cleanup.
7255 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
7257 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
7258 operand while calling simple_cst_equal.
7259 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
7260 operand is the cleanup expression, the third is the RTL_EXPR.
7261 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
7263 2001-07-31 Jeff Sturm <jsturm@one-point.com>
7265 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
7267 2001-07-31 matthew green <mrg@eterna.com.au>
7269 * config.gcc (i386-*-netbsdelf): New description.
7270 * config/i386/netbsd-elf.h: New file.
7272 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
7274 * loop.c (check_dbra_loop): Use single_set to compute
7277 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
7279 PowerPC reorg and support for powerpc64-*-linux*.
7281 Also fixes emitting of constants on 32 bit and 64 bit
7284 * config.gcc: powerpc64-*-linux* is a new target.
7285 Things that needed aix.h now also include xcoff.h
7287 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
7289 Move AIX specific stuff into aix.h.
7290 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
7291 with more than just XCOFF now.
7292 (SET_ASM_OP): Remove, now defined where needed.
7293 (FUNCTION_PROLOGUE): New macro definition.
7294 (FUNCTION_EPILOGUE): New macro definition.
7295 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
7297 * config/rs6000/xcoff.h: New file.
7299 * config/rs6000/linux64.h: New file.
7301 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
7303 2001-07-31 Alan Modra <amodra@bigpond.net.au>
7305 * rs6000.c (print_operand_address): Handle ELF syntax.
7306 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
7307 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
7308 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
7310 2001-07-31 David Edelsohn <edelsohn@gnu.org>
7312 * rs6000.c (rs6000_override_options): Only disable
7313 flag_function_sections for XCOFF.
7314 (exact_log2_cint_operand): New predicate.
7315 (reg_or_{add,sub}_cint64_operand): New predicates.
7316 (add_operand): Compare CONST_INT with fewer function calls.
7317 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
7318 (print_operand, case 'p'): Ensure positive operand.
7319 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
7320 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
7321 (PREDICATE_CODES): Add new predicates.
7322 * rs6000.md (addsi3): Split 32-bit constants more correctly.
7323 (divsi3, modsi3): Ensure positive power-of-2.
7324 (adddi3): Use new predicate. Split 32-bit constants more
7325 correctly. Re-arrange splitter to handle any constant.
7326 (subdi3): Use new predicate.
7327 (divdi3, moddi3): Ensure positive power-of-2.
7328 (movdi): Use rs6000_emit_set_const.
7329 (load_toc_v4_pic_di): Delete.
7331 2001-07-31 Graham Stott <grahams@redhat.com>
7333 * function.c (pad_below): Revert 2001-07-26 patch.
7335 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7337 * reg-stack (convert_regs_1): Fix best edge condition.
7339 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7341 * jump.c (duplicate_loop_exit_test): Better test for jumps
7342 entering the loop; create loop pre_header.
7344 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
7346 * doc/install.texi: Add s390 and s390x as new targets.
7347 * doc/invoke.texi: Add documantation of S/390 and zSeries
7349 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
7351 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7353 * config/m68k/m68k.md: Replace all general_operand with
7354 nonimmediate_operand for all destinations.
7355 * config/m68k/m68k.c (not_sp_operand): Likewise.
7357 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
7359 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
7361 2001-07-30 Richard Henderson <rth@redhat.com>
7363 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
7364 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
7366 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7368 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
7369 Add missing doc strings
7370 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
7371 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
7373 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7375 * i386.c (ix86_output_main_function_alignment_hack): New function.
7376 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
7378 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
7379 edges by EDGE_DFS_BACK flag.
7380 (dump_edge_info): Add dfs_back flag.
7381 * basic-block.h (EDGE_DFS_BACK): New constant.
7382 (mark_dfs_back_edges): Declare.
7383 * alias.c (loop_p): Remove.
7384 (mark_constant_function): Use mark_dfs_back_edges.
7386 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
7387 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
7388 (compensate_edge): Break out from ...
7389 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
7390 (convert_regs_2): Set block_done once block is really done;
7391 Do updating of the predecesors counts.
7393 * toplev.c (rest_of_compilation): Recompute block_for_insn
7394 before post-reload cfg_cleanup.
7395 * function.c (thread_prologue_epilogue_insns):
7396 Call set_block_for_new_insns when emitting prologue directly.
7398 2001-07-30 Andreas Jaeger <aj@suse.de>
7400 * jump.c: Add prototype for mark_modified_reg.
7402 * cse.c (set_live_p): Add unused attribute.
7404 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
7406 (scan_for_source_files): Use long for count to avoid overflow.
7407 (output_data): Likewise.
7408 (output_data): Don't use string concatatenation to silence gcc
7411 * predict.c: Fix typos and grammar.
7413 * gcse.c (insert_insn_end_bb): Remove unused variables.
7415 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
7417 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
7418 (attempt_auto_inc): LIkewise.
7419 (mark_used_reg): Likewise.
7420 (try_pre_increment_1): Likewise.
7421 * regclass.c (regclass): Likewise.
7422 * global.c (allocno_compare): Update comment; change scaling factor.
7423 * local-alloc.c (QTY_CMP_PRI): Likewise.
7424 * regs.h (REG_FREQ_FROM_BB): New.
7425 (REG_FREQ_MAX): Likewise.
7427 2001-07-30 H.J. Lu <hjl@gnu.org>
7429 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
7432 2001-07-30 H.J. Lu (hjl@gnu.org)
7434 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
7435 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7436 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
7438 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
7440 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
7441 as -mthumb-interwork when -mcpu=arm7 is specified.
7443 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7445 * predict.def (noreturn, loop branch, loop exit): Mark as first
7448 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
7450 * combine.c (try_combine): Avoid barrier after noop jumps.
7452 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7454 * cpphash.h (struct cpp_reader): Remove import_warning.
7455 * cpplib.c (skip_rest_of_line): Don't bother turning off
7457 (parse_include): Move include handling to...
7458 (do_include_common): ... here. Move import warning from...
7459 (do_import): ... here.
7460 (do_pragma_poison): Don't do a callback for poison identifiers.
7461 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
7462 * cppmain.c (setup_callbacks): Similarly.
7464 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7466 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
7467 handle multiple sets.
7468 * except.c (sjlj_mark_call_sites): .... here.
7469 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
7471 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7473 Suggested by Richard Henderson and Richard Kenner:
7474 * combine.c (recog_for_combine): Use the fake recog
7475 only if instruction does not match.
7476 * rtl.h (NOOP_MOVE_INSN_CODE): New.
7477 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
7479 * combine.c (try_combine): Discover noop jump as direct jump.
7481 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
7483 * df.c (df_rd_global_compute): Add successors to worklist, not
7485 (df_ru_global_compute): Ditto.
7487 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
7489 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
7490 increment REG_N_SETS.
7492 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
7494 * sbitmap.h: New prototype for sbitmap_a_xor_b.
7496 * sbitmap.c (sbitmap_a_xor_b): New function.
7497 ifdef the basic block stuff on IN_GCC.
7499 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7501 * cppexp.c (parse_defined): Always record the macro name.
7502 (lex): Don't worry about identifiers, or special-case
7504 (_cpp_parse_expr): Figure out at the end of the routine
7505 whether we saw a valid !defined() expression.
7506 * cppfiles.c (stack_include_file): Update for mi_valid.
7507 (_cpp_pop_file_buffer): Similarly.
7508 * cpplex.c (_cpp_lex_token): Similarly.
7509 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
7510 mi_if_not_defined, mi_lexed): Remove.
7512 * cpplib.c (do_if): Simplify.
7513 (do_endif, push_conditional, _cpp_handle_directive): Update
7514 for renaming of mi_state to mi_valid.
7516 * cpp.texi: Add index entries for digraphs, and add comment
7517 that C++ refers to them as alternative tokens.
7519 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
7521 * basic-block.h (CLEANUP_PRE_LOOP): New.
7522 * except.c (finish_eh_generation): Update call of cleanup_cfg.
7523 * sibcall.c (optimize_sibling_calls): Likewise.
7524 * toplev.c (rest_of_compilation): Likewise.
7525 * flow.c (try_forward_edges): Take argument MODE;
7526 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
7527 (try_optimize_cfg): Update call of try_forward_edges.
7529 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7530 Jan Hubicka <jh@suse.cz>
7532 * (validate_replace_rtx_1): Fix simplification of MINUS.
7534 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
7536 PR preprocessor/3669
7537 * cppinit.c (init_dependency_output): Turn off dump requests
7538 if sending dependencies to stdout.
7540 2001-07-28 Richard Henderson <rth@redhat.com>
7542 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
7545 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
7547 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
7549 2001-07-28 Kazu Hirata <kazu@hxi.com>
7551 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
7552 is VAR_DECL first to prevent an ICE.
7554 2001-07-28 Richard Henderson <rth@redhat.com>
7556 * varasm.c (immed_real_const_1): Don't elide special cases for
7558 (clear_const_double_mem): Clear const_tiny_rtx too.
7560 2001-07-28 Richard Henderson <rth@redhat.com>
7562 * dwarf2out.c (dw_val_class_offset): New.
7563 (struct dw_ranges_struct, dw_ranges_ref): New.
7564 (ranges_table, ranges_table_allocated): New.
7565 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
7566 (add_AT_offset, add_ranges, output_ranges): New.
7567 (print_die, output_die): Handle dw_val_class_offset.
7568 (attr_checksum, size_of_die, value_format): Likewise.
7569 (gen_lexical_block_die): Handle non-contiguous blocks.
7570 (gen_block_die): Likewise.
7571 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
7572 if needed. Dump the ranges table.
7573 * final.c (final_start_function): Remove unnecessary notes and
7574 rebuild the block tree before numbering the blocks.
7575 * function.c (reorder_blocks_0): Walk the existing block tree
7576 to unmark all blocks.
7577 (reorder_blocks_1): Create block fragments when duplicate block
7579 (reorder_fix_fragments): New.
7580 (reorder_blocks): Call it.
7581 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
7583 2001-07-28 Richard Henderson <rth@redhat.com>
7585 * emit-rtl.c (adjust_address): Make a copy of the memory address.
7587 2001-07-28 Richard Henderson <rth@redhat.com>
7589 * flow.c (add_to_mem_set_list): New function.
7590 (init_propagate_block_info): Use it.
7591 (mark_set_1): Likewise.
7592 (insn_dead_p): Canonicalize memory address for dead store
7593 comparison. Allow wider mode stores to kill narrower mode stores.
7594 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
7595 (invalidate_mems_from_set): Don't handle MEMs.
7597 2001-07-28 Kazu Hirata <kazu@hxi.com>
7599 * config/h8300/h8300.h: Fix formatting.
7601 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7603 * basic-block.h (EDGE_FREQUENCY): New macro.
7604 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
7606 * flow.c (find_sub_basic_blocks): Likewise.
7607 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
7608 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
7610 * predict.c (DEF_PREDICTOR): New argument FLAGS.
7611 (HITRATE): New macro.
7612 (PRED_FLAG_FIRST_MATCH): New constant.
7613 (predictor_info): New field flgags.
7614 (combine_predictions_for_insn): Use DS theory to combine
7615 probabilities; set the edge probabilities when finished.
7616 (estimate_probability): Avoid duplicated matches
7617 of LOOP_BRANCH heuristics for nested loops; update comment.
7618 * predict.def: Add flags for each prediction, set probabilities
7619 according to B&L paper.
7620 * predict.h (DEF_PREDICTOR): New argument FLAGS.
7622 * profile.c (compute_branch_probabilities): Cleanup way the edge
7623 probabilities are computed and REG_BR_PROB notes are dropped; if
7624 values does not match, emit error.
7625 (init_branch_prob): Do error instead of warning when profile driven
7626 feedback is missing or corrupt.
7628 2001-07-27 DJ Delorie <dj@redhat.com>
7630 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
7631 against a constant, try to adjust the compare to have the desired
7632 constant in it so that min/max optimizations happen more often.
7634 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7636 * flow.c (last_loop_beg_note): New function.
7637 (redirect_edge_and_branch): Use it.
7638 (split_edge): Likewise.
7640 * alias.c (loop_p): Avoid uninitialized memory access.
7642 * flow.c (try_forward_edges): Avoid accessing freed memory.
7644 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
7647 2001-07-26 Andrew Haley <aph@redhat.com>
7648 Joern Rennecke <amylaar@redhat.com>
7650 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
7651 (SUBTARGET_CPP_ENDIAN_SPEC): New.
7652 (SUBTARGET_CPP_SPEC): New.
7654 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
7655 (SUBTARGET_CPP_PTR_SPEC): New.
7656 (CPP_DEFAULT_CPU_SPEC): New.
7657 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
7658 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7659 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
7660 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7661 (SUBTARGET_CPP_SPEC): Define as an empty string.
7663 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7665 * doc/install.texi (Configuration): Properly link the host
7666 specific instructions also when generating HTML.
7668 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
7670 * flow.c (redirect_edge_and_branch_force): Test
7671 target->global_live_at_start.
7673 2001-07-26 Richard Henderson <rth@redhat.com>
7675 * simplify-rtx.c (avoid_constant_pool_reference): Export.
7676 * rtl.h (avoid_constant_pool_reference): Declare it.
7677 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
7678 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
7680 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7682 * rtl.h (cleanup_barriers): Declare.
7683 * jump.c (cleanup_barriers): New function.
7684 * toplev.c (rest_of_compilation): Call cleanup_barriers
7685 before loop optimizer and after bb_reorder.
7687 * flow.c (back_edge_of_syntactic_loop_p): New.
7688 (split_edge): Use it.
7690 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7692 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
7694 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
7696 * cse.c (cse_process_notes): Replace any registers if the address
7699 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
7701 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
7702 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
7703 (propagate_block): Update prototype.
7704 * flow.c (update_life_info): Simplify the CFG and
7705 recalculate the global regs which are alive when
7706 removing dead code during a global update.
7707 (propagate_block): Return non-zero if an INSN is
7710 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7712 * Makefile.in (LIBICONV): Define.
7714 2001-07-26 Catherine Moore <clm@redhat.com>
7716 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
7717 of conditional to avoid tree checking errors.
7719 2001-07-26 Kazu Hirata <kazu@hxi.com>
7721 * regmove.c (regmove_optimize): Don't replace a reg with
7722 another reg of a different mode.
7724 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
7726 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
7727 limit length of dependancy flush list.
7728 * params.h (MAX_PENDING_LIST_LENGTH): Define.
7729 * sched-int.h (struct deps): Add pending_flush_length field.
7730 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
7731 has 1 element in it.
7732 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
7733 (sched_analyze): After a jump, if the pending memory flush list is too
7734 large, flush the pending lists.
7735 (init_deps): Initialize pending_flush_length to 0.
7736 * doc/invoke.texi (max_pending_list_length): Document parameter.
7738 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
7740 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
7741 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
7742 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
7744 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7746 * cpphash.h (struct_lexer_state): Delete was_skipping.
7747 Move skipping here from struct cpp_reader.
7748 * cpplex.c (parse_identifier): Update.
7749 (_cpp_lex_token): Don't skip tokens in a directive.
7750 * cpplib.c (struct if_stack): Update.
7751 (start_directive, end_directive): Don't change skipping state.
7752 (_cpp_handle_directive): Update.
7753 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
7754 (do_else, do_endif): Update; only check for excess tokens if not
7755 in a skipped conditional block.
7756 (push_conditional): Update for new struct if_stack.
7758 2001-07-26 Graham Stott <grahams@redhat.com>
7760 * function.c (locate_and_pad_parm): Also pad initial offset
7761 so that the total argument size also includes the padding.
7763 2001-07-26 Graham Stott <grahams@redhat.com>
7765 * gensupport.c (alter_output_for_insn): Correct enable checking failure
7766 change XSTR to XTMPL.
7768 (process_one_cond_exec): Likewise
7770 2001-07-25 Richard Henderson <rth@redhat.com>
7772 * varasm.c (assemble_variable): Create DECL_RTL before setting
7775 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
7777 * predict.c (estimate_probability): Avoid duplicated predictions.
7779 * loop.c (find_and_verify_loops): Grok multiple barriers.
7781 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7783 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
7785 * dbxout.c: Consistently use putc instead of fputc.
7786 (print_wide_int): New function; call instead of direct fprintf.
7787 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
7788 (dbxout_type_fields, dbxout_type_method_1): Likewise.
7789 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
7790 (print_int_cst_octal): Likewise.
7791 (print_octal): Show we wrote characters.
7792 (dbxout_type): Set have_used_extensions in more places.
7794 2001-07-25 Catherine Moore <clm@redhat.com>
7796 * config/v850/v850.c (v850_va_arg): Use addr
7797 instead of valist to build incr.
7799 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
7801 * flow.c (delete_dead_jumptables): New function.
7802 (life_analyzis): Call it.
7803 * bb-reorder.c (skip_insns_after_block): Handle contradictory
7806 2001-07-25 Richard Henderson <rth@redhat.com>
7808 * except.c (reachable_handlers): Handle a region being removed
7809 out from under a RESX.
7811 2001-07-25 Richard Henderson <rth@redhat.com>
7813 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
7814 swap GE/GT if it is an fp comparison.
7816 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
7818 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
7821 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
7823 * ssa.c (rename_insn_1): Do not wrap an assignment to a
7824 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
7827 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
7829 (visit_expression): When attempting to simplify an expression,
7830 retrieve any modes for arguments before they are simplified
7833 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7834 Janis Johnson <janis@us.ibm.com>
7836 * stmt.c (expand_goto): A nonlocal goto can be a call too.
7837 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
7838 pointer parameters to match documented usage of nonlocal_goto.
7839 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
7840 parameters to their correct order.
7841 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
7842 parameters to their correct order.
7844 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7846 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
7848 2001-07-25 Jan Hubicka <jh@suse.cz>
7849 Richard Henderson <rth@redhat.com>
7851 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
7853 (make_edges): New argument update_p; populate the edge cache if set.
7854 (find_basic_blocks): Update make_edges invocation.
7856 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7858 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
7860 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7862 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
7863 -Acpu and -Amachine.h.
7864 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
7865 Corrected header to say ELF not a.out.
7866 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
7867 when given -msoft-float.
7869 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7871 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
7872 extra multilib parts like arm-elf.
7873 (i960-*-coff*, i960-*-rtems): Should not use collect2.
7874 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
7875 crtfini.o as extra multilib parts.
7877 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7879 * configure.in: Add rtems as a supported thread model.
7880 * gthr-rtems.h: Add missing entry point __gthread_active_p.
7881 * configure: Rebuilt.
7883 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
7885 * stor-layout.c (get_mode_alignment): make it work when
7886 BITS_PER_UNIT is not a power of two.
7887 * builtins.c (get_pointer_alignment): Likewise.
7889 2001-07-24 Richard Henderson <rth@redhat.com>
7891 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
7892 the retrieved constant into the expected mode.
7894 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7896 * flow.c (try_simplify_condjump): Avoid duplicated edges.
7897 (verify_flow_info): Check for duplicated edges; clarify
7900 * flow.c (block_label): Update basic_block_for_insn.
7901 (commit_edge_insertions): Call compute_bb_for_insn.
7903 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
7906 * flow.c (redirect_edge_and_branch,
7907 try_optimize_cfg): Use redirect_edge_succ_nodup
7908 (redirect_edge_succ_nodup): New.
7909 * basic_block.h (redirect_edge_succ_nodup): Declare.
7911 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
7914 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7916 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
7917 (try_crossjump_to_edge): Update commetns.
7918 (try_crossjump_bb): Likewise.
7920 2001-07-24 Richard Henderson <rth@redhat.com>
7922 * combine.c (distribute_notes): Move set of need_refresh
7923 for noop_move_p down to catch all cases.
7925 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
7927 * recog.c (split_all_insns_noflow): New.
7928 * rtl.h (split_all_insns_noflow): Declare.
7929 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
7930 * m68hc11.c (m68hc11_reorg): Likewise.
7931 * sh.c (machine_dependent_reorg): Likewise.
7932 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
7935 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7937 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
7938 (ashlsi3_n splitter): Likewise.
7939 (lshrsi3_n splitter): Likewise.
7941 (GOTaddr2picreg): Make const SImode.
7942 (sym_label2reg): Likewise.
7943 (symGOT2reg): Likewise.
7944 (symGOTOFF2reg) Likewise.
7946 (casesi_worker_0): Make unspec SImode.
7948 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7950 * config/sh/sh.c (barrier_align): Check that an operand really is
7951 an insn before extracting its INSN_CODE.
7953 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
7955 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
7958 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
7959 for SImode to prevent overflow.
7961 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7963 * config/mips/irix6-libc-compat.c: New file.
7964 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
7965 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
7968 2001-07-24 lars brinkhoff <lars@nocrew.org>
7970 * rtl.texi (REG_POINTER): Document.
7971 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
7972 QFmode, HFmode, TQFmode, QCmode, and HCmode.
7974 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7976 * flow.c (delete_noop_moves): Do not confuse libcall regions.
7978 2001-07-23 Richard Henderson <rth@redhat.com>
7980 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
7982 2001-07-23 Kazu Hirata <kazu@hxi.com>
7984 * config/h8300/h8300-protos.h: Add a prototype for
7985 general_operand_dst_push.
7986 * config/h8300/h8300.c (general_operand_dst_push): New.
7987 * config/h8300/h8300.h (OK_FOR_T): New.
7988 (EXTRA_CONSTRAINT): Use it.
7989 * config/h8300/h8300.md (movqi_push): Remove and integrate into
7990 the existing movqi pattern.
7991 (movhi_push): Likewise.
7993 * reload.c: Fix comment typos.
7995 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7997 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
7999 2001-07-23 H.J. Lu (hjl@gnu.org)
8001 * doc/extend.texi: Update __builtin_return_address and
8002 __builtin_frame_address.
8004 2001-07-23 Richard Henderson <rth@redhat.com>
8006 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
8008 * config/i386/i386.md: New setcc+movzbl peephole2.
8010 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8012 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
8013 * objc/objc-act.c: Include debug.h.
8014 (synth_module_prologue): Save and restore debug hooks too.
8016 2001-07-23 lars brinkhoff <lars@nocrew.org>
8018 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
8019 and C4X_FLOAT_FORMAT.
8020 (BOOL_TYPE_SIZE): Document.
8022 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
8024 * unroll.c (loop_iterations): Fix miscalculation of initial
8027 2001-07-13 Andrew Haley <aph@redhat.com>
8029 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
8030 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
8031 * config/sh/sh.c (sh_can_redirect_branch): New function.
8032 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
8033 * reorg.c (steal_delay_list_from_target): Use
8034 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
8036 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
8038 * flow.c (try_simplify_condjump): Unlink insn chain on
8039 fallthru edge; use can_fallthru.
8041 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
8043 * basic-block.h (find_sub_basic_block): Declare.
8044 * flow.c (make_edges): New arguments MIN and MAX;
8045 (find_sub_basic_blocks): Revamp to use make_edges
8046 and purge_dead_edges.
8047 (find_basic_blocks): Update call of find_sub_basic_block.
8049 * recog.c (split_all_insns): Always expect CFG to be consistent;
8050 call find_sub_basic_blocks in case something has changed.
8051 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
8054 * basic-block.h (delete_noop_moves): Declare.
8055 * combine.c (combine_instructions): Call it.
8056 (recog_for_combine): Tolerate noop moves
8057 (distribute_notes): Force refresh when register dies at noop move.
8058 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
8060 (life_analysis): Update delete_noop_moves call.
8061 (set_noop_p): Move too ...
8062 * rtlanal.c (noop_move_p): ... here.
8063 * rtl.h (noop_move_p): Declare.
8065 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
8066 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
8068 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
8069 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
8071 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
8073 * reload.c (push_reload): Fix typo in comment.
8074 (find_reloads_address): Ditto.
8075 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
8077 2001-07-22 Richard Henderson <rth@redhat.com>
8079 * flow.c: Grammar check and clarify a lot of comments.
8080 (try_simplify_condjump): Rename variables to be clearer.
8081 (try_forward_edges): Skip complex and fallthru edges.
8082 Rearrange tests to avoid duplicate checks.
8083 (flow_find_cross_jump): Likewise.
8084 (outgoing_edges_match): Allow match if neither branch has
8085 probability data. Loosen probability match to 5%.
8086 (try_crossjump_to_edge): Hoist repeated indirection into
8088 (try_crossjump_bb): Don't check complex edges. Eliminate
8089 redundant crossjump tests.
8090 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
8091 checks before more expensive checks.
8093 2001-07-22 Richard Henderson <rth@redhat.com>
8095 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
8096 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
8099 2001-07-22 Richard Henderson <rth@redhat.com>
8101 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
8102 (const_sint32_operand): Likewise.
8103 * m68k.md (anon mulsi pattern): Use const_int_operand not
8104 const_sint32_operand.
8105 (umulsi3_highpart): Zero extend a constant input.
8106 (smulsi3_highpart): Don't bother checking SImode constant.
8107 (const_umulsi3_highpart): Give op3 DImode.
8108 (const_smulsi3_highpart): Likewise.
8110 2001-07-22 Richard Henderson <rth@redhat.com>
8112 * flow.c (split_block): Make sure bb_note is included in the
8113 new block when splitting before a label.
8115 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
8117 * basic-block.h (redirect_edge_and_branch_force,
8118 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
8119 * flow.c (redirect_edge_and_branch_force,
8120 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
8121 (redirect_edge_and_branch_force): Fix copying of lifeness information.
8122 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
8123 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
8124 instead of label; update CFG after transformation.
8125 (find_if_case_1): Update call, use redirect_edge_and_branch_force
8126 for finishing the transformation; handle even case where ELSE
8127 does not follow THEN.
8128 (find_if_case_2): Update call of dead_or_predictable; simplify
8131 * emit-rtl.c (split_branch_probability): New global variable.
8132 (try_split): Take care to set split_branch_probability and
8133 create REG_BR_PROB note for new jump insns.
8134 * md.texi (define_split): Document new feature.
8136 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
8138 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
8140 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
8141 (asm_out_file): Remove redundant declaration.
8142 (assemble_asm): Remove old #if 0 block.
8143 (assemble_variable): Remove end of function; debug output is
8144 now handled with global_decl. Remove old #if 0 block. Update.
8145 Remove saved_in_section and associated no-op code.
8146 * Makefile.in (varasm.o): Correct dependencies.
8148 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
8150 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8151 the definition in defaults.h.
8153 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
8155 * jump.c: Update comments.
8156 (delete_barrier_successors, delete_unreferenced_labels,
8157 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
8158 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
8159 jump_optimize, jump_optimize_minimal): Kill.
8160 (rebuild_jump_labels): Move code from jump_optimize_1.
8161 (purge_line_number_notes): Likewise.
8162 (copy_loop_headers): Likewise.
8163 * reg-stack.c: Update comment.
8165 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
8166 JUMP_AFTER_REGSCAN): Kill.
8167 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
8168 purge_line_number_notes and copy_loop_headers.
8170 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
8171 Richard Henderson <rth@redhat.com>
8173 * dbxout.c (dbxout_global_decl): New.
8174 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8175 * sdbout.c (sdbout_finish): New.
8176 (sdbout_debug_hooks): Use it, add comments.
8177 (sdbout_global_decl): Defer initialised public vars to
8179 * varasm.c (assemble_variable): Don't output debug information
8180 for file-scope variables.
8182 2001-07-22 Richard Henderson <rth@redhat.com>
8184 * config/alpha/alpha.c (get_trap_mode_suffix): New.
8185 (get_round_mode_suffix): New.
8186 (print_operand): Use them for [/]. Remove support for [&'`()+].
8187 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
8188 * config/alpha/alpha.md (attr round_suffix): New.
8189 (attr trap_suffix): New.
8190 (all insns): Set them appropriately. Use %/ instead of the
8193 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8195 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
8197 2001-07-22 Richard Henderson <rth@redhat.com>
8199 * regrename.c (regrename_optimize): Compute nregs for each
8200 potential target register.
8202 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
8203 Richard Henderson <rth@redhat.com>
8205 * dbxout.c (dbxout_global_decl): New.
8206 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8207 * sdbout.c (sdbout_finish): New.
8208 (sdbout_debug_hooks): Use it, add comments.
8209 (sdbout_global_decl): Defer initialised public vars to
8211 * varasm.c (assemble_variable): Don't output debug information
8212 for file-scope variables.
8214 2001-07-21 H.J. Lu (hjl@gnu.org)
8216 * config/mips/mips.c (mips_cpu): Moved into ...
8217 (override_options): Here.
8219 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
8221 (mips_cpu): Removed.
8223 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8225 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
8226 ("iorqi3"): Likewise.
8227 ("xorqi3"): Likewise.
8228 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
8229 ("*subhi3_sp): Likewise.
8230 ("*subhi3"): Likewise.
8231 ("extendhisi2"): Accept D, X and Y as source operand to avoid
8234 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
8236 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
8237 * config/freebsd.h: Likewise.
8238 * config/linux.h: Likewise.
8239 * config/openbsd.h: Likewise.
8240 * config/alpha/linux-elf.h: Likewise.
8241 * config/arm/linux-elf.h: Likewise.
8242 * config/d30v/d30v.h: Likewise.
8243 * config/fr30/fr30.h: Likewise.
8244 * config/ia64/aix.h: Likewise.
8245 * config/ia64/ia64.h: Likewise.
8246 * config/mips/linux.h: Likewise.
8247 * config/pj/pj.h: Likewise.
8248 * config/rs6000/linux.h: Likewise.
8249 * config/sparc/linux.h: Likewise.
8250 * config/sparc/linux64.h: Likewise.
8252 2001-07-20 Bruce Korb <bkorb@gnu.org>
8254 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
8255 because getc() and char* may disagree on signedness.
8257 2001-07-20 Richard Henderson <rth@redhat.com>
8259 * doc/rtl.texi (REG_DEAD): Update for current semantics.
8261 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
8262 insns to delete in the presence of cc0 in a jump insn.
8264 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8265 Jan Hubicka <jh@suse.cz>
8267 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
8268 of doing the change by hand.
8270 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8272 * rtlanal.c (set_noop_p): Return true for noop jumps.
8274 * expr.c (emit_single_push_insn): Add call to push expander.
8275 * expr.h (optab_index): Add OTI_push
8276 (push_optab): New constant.
8277 * genopinit.c (optabs): Add push_optab.
8278 * optabs.c (init_optab): Init push optab.
8279 * md.texi (push??1): Document
8281 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8283 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
8284 expand to emit the pattern; put a REG_INC note for push/pop
8286 ("movdf", "movdf_internal"): Likewise.
8287 ("movsi", "movsi_internal"): Likewise.
8288 ("movsf", "movsf_internal"): Likewise.
8289 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
8291 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8293 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
8296 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
8298 * params.def: Change default max inline insns to 100.
8300 2001-07-20 Diego Novillo <dnovillo@redhat.com>
8302 * combine.c (combine_simplify_rtx): Generate a new shift operation
8303 when simplifying the first operand of a (neg (ashift)) expression.
8305 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
8307 * regclass.c (N_REG_INTS): Use only 32 bits per element.
8309 2001-07-20 Kelley Cook <kelley.cook@home.com>
8311 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
8312 information. Move rest into ...
8313 (*-*-solaris): ... here. Eliminate redundant information and
8314 reword necessary packages section. Delete 4.x assembler bug info.
8315 (sparc-sun-*): Merge into ...
8316 (sparc-sun-sunos*): here.
8318 2001-07-20 Catherine Moore <clm@redhat.com>
8320 * config/v850/v850.md (casesi): Generate LABEL_REF
8323 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
8325 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
8326 * i386.c (ix86_zero_extend_to_Pmode): Make global.
8327 * i386.md (strclrsi expander): Use it.
8329 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8331 * integrate.c (copy_insn_list): handle
8332 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
8333 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
8334 identically as to CODE_LABEL.
8336 * fold-const (fold): Convert A/B/C to A/(B*C) and
8339 * except.c (connect_post_landing_pads): Delete the RESX insns.
8341 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
8343 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
8345 * config/mips/mips.md (nmadd/nmsub): Use macro.
8347 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
8349 * cppinit.c (remove_dup_dir): Make static.
8350 (remove_dup_dirs): Make static. Only warn about preempting a
8351 system directory with a non-system directory.
8353 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8355 * ifcvt.c (noce_try_store_flag_constants): Correct order
8356 of parameters to trunc_int_for_mode.
8358 2001-07-19 Mark Mitchell <mark@codesourcery.com>
8360 * reorg.c (fill_simple_delay_slots): If an instruction might throw
8361 an exception that will be caught within this function, do not fill
8362 its delay slot with any subsequent instruction.
8364 2001-07-19 Steve Ellcey <sje@cup.hp.com>
8366 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
8367 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
8368 pointer extension instruction.
8369 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
8370 * simplify-rtx.c (simplify_unary_operation) Likewise.
8371 * explow.c (convert_memory_address) Check value of
8372 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
8374 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
8375 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
8376 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
8377 Add Multilib Support.
8378 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
8379 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
8380 Add Multilib Support.
8381 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
8383 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
8384 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
8385 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
8387 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
8389 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
8390 old and new operands in `<', `3' and `b'.
8392 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8394 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
8395 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
8396 (toplev.o): Don't depend on xcoffout.h.
8397 * c-decl.c: Include debug.h
8398 (duplicate_decls): Use debug hook.
8399 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
8400 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8401 (dbxout_types): Remove.
8402 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
8403 * debug.c (do_nothing_debug_hooks): Update.
8404 (debug_true_tree, debug_nothing_rtx): New.
8405 * debug.h (struct rtx_def): New.
8406 (struct gcc_debug_hooks): New hooks ignore_block,
8407 outlining_inline_function and label.
8408 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
8409 dwarf2out_frame_finish): New.
8410 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
8411 Make static, update prototype.
8412 (dwarf2_debug_hooks): Update.
8413 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
8414 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
8415 * dwarfout.c (dwarf_debug_hooks): Update.
8416 * emit-rtl.c: Include debug.h.
8417 (remove_unnecessary_notes): Use debug hook.
8418 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
8419 (final_scan_insn): Use debug hook.
8420 * integrate.c (output_inline_function): Use debug hook.
8421 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
8422 (sdb_debug_hooks): Update.
8423 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
8424 * toplev.c: Don't include xcoffout.h.
8425 (note_outlining_of_inline_function, debug_ignore_block): Remove.
8426 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
8428 * tree.h (dwarf2out_do_frame): Remove.
8430 2001-07-19 Catherine Moore <clm@cygnus.com>
8432 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
8434 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8436 * reload1.c (eliminate_regs_in_insn): When updating a set
8437 to the frame pointer to the hardware frame pointer, perform
8438 the update always not just when REPLACE is set.
8440 * reload1.c (choose_reload_regs): Don't inherit a reload
8441 that crosses multiple registers if registers past the first
8442 don't fit in the desired class.
8444 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
8445 when negating constants.
8447 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
8449 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
8450 * doc/tree.texi: Ditto.
8452 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
8453 Jakub Jelinek <jakub@redhat.com>
8455 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
8456 (extract_cie_info): Handle "eh" augmentation properly,
8458 (struct frame_state, __frame_state_for): New.
8460 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8462 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
8463 HANDLE_SYSV_PRAGMA): Define.
8464 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
8466 (copy_object): Caller changed.
8468 2001-07-19 Andreas Schwab <schwab@suse.de>
8470 * configure.in (assembler dwarf2 debug_line support): Define nop
8472 * configure: Regenerated.
8474 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8476 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
8478 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
8479 to conditionally compiled block.
8480 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8481 * dbxout.h (dbxout_function): Remove.
8482 * debug.c (do_nothing_debug_hooks): Update.
8483 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
8484 global_decl, deferred_inline_function.
8485 * dwarf2out.c (dwarf2_debug_hooks): Update.
8486 (dwarf2out_global_decl): New.
8487 * dwarfout.c: Don't include dwarfout.h.
8488 (dwarfout_global_decl, dwarfout_function_decl,
8489 dwarfout_deferred_inline_function): New.
8490 (dwarf_debug_hooks): Update.
8491 * dwarfout.h: Remove.
8492 * final.c: Don't include dwarfout.h.
8493 * sdbout.c (sdbout_global_decl): New.
8494 (sdbout_debug_hooks): Update.
8495 * toplev.c: Don't include dwarfout.h.
8496 (check_global_declarations, rest_of_compilation): Use new debug hooks.
8497 (note_deferral_of_defined_inline_function): Remove.
8498 * toplev.h (note_deferral_of_defined_inline_function): Remove.
8499 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
8500 * ch/lex.c: Don't include dwarfout.h.
8501 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
8502 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
8503 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
8504 * cp/optimize.c: Include debug.h.
8505 (maybe_clone_body): Use debug hook.
8506 * cp/semantics.c: Include debug.h.
8507 (expand_body): Use debug hook.
8508 * po/POTFILES.in: Remove dwarfout.h.
8510 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8512 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
8513 * c-parse.in (yyerror, _yylex): Similarly.
8514 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
8515 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
8517 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
8518 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
8520 2001-07-18 Jeff Sturm <jsturm@one-point.com>
8522 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
8523 in-class declaration at -g1. Fixes c++/2814.
8525 2001-07-18 Richard Henderson <rth@redhat.com>
8527 * doc/md.texi (reload_in/out): Document restrictions in predicates
8528 and constraints for these patterns. Document empty string matching
8531 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8533 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
8535 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8537 * cse.c: Undo my previous patch.
8539 2001-07-18 Tom Tromey <tromey@redhat.com>
8542 * configure: Rebuilt.
8543 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
8545 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
8547 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
8548 Jan Hubicka <jh@suse.cz>
8550 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
8551 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
8552 * jump.c (mark_jump_label): Do not forward branches.
8554 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
8556 * cse.c (delete_trivially_dead_insns): Delete the libcall block
8557 when return value is unused.
8559 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8561 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
8563 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
8565 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
8566 on error. We can't blindly return the result of
8567 pthread_mutex_trylock because it returns a positive number on
8568 error, while we must return -1 on error.
8569 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
8571 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
8573 2001-07-18 Andreas Jaeger <aj@suse.de>
8575 * integrate.c (output_inline_function): Correct type of debug_hooks.
8577 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
8579 * combine.c (combine_simplify_rtx): DIV can be treated
8580 associatively for floats if unsafe math optimisations are enabled.
8582 2001-07-17 Richard Henderson <rth@redhat.com>
8584 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
8586 2001-07-17 Richard Henderson <rth@redhat.com>
8588 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
8589 don't force the function address into a register.
8590 (expand_call, emit_library_call_value_1): Update callers.
8591 * builtins.c (expand_builtin_apply): Likewise.
8592 * expr.h (prepare_call_address): Update decl.
8594 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
8596 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
8598 * config/i386/chorus.h: Move up.
8599 * config/sparc/chorus.h: Likewise.
8600 * config/rs6000/chorus.h: Likewise.
8601 * config/chorus.h: Moved here.
8603 2001-07-17 Andreas Schwab <schwab@suse.de>
8605 * configure.in (assembler eh_frame optimization): Handle big
8607 * configure: Regenerated.
8609 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
8611 * expr.c (epxand_expr): Convert divisions into multiplications by
8612 reciprocals if -ffast-math.
8614 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
8616 * dbxout.c (dbxout_really_begin_function): Rename to
8617 dbxout_begin_function.
8618 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8619 (dbxout_begin_function): Remove.
8620 (dbxout_function): Update.
8621 (dbxout_source_line): Update prototype.
8622 * dbxout.h (dbxout_begin_function): Remove.
8623 * debug.c (do_nothing_debug_hooks): Update.
8624 (debug_nothing_tree): Update.
8625 (debug_nothing_charstar_rtx): Remove.
8626 * debug.h (union tree_node): Declare.
8627 (struct rtx_def): Remove.
8628 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
8629 begin_function. Change source_line prototype.
8630 (debug_nothing_tree): New.
8631 (debug_nothing_charstar_rtx): Delete.
8632 (dwarf2out_begin_prologue): Moved from ...
8634 * dwarf2out.c (dwarf2_debug_hooks): Update.
8635 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
8636 debug info, call dwarf2out_source_line.
8637 (dwarf2out_souce_line): Update prototype.
8638 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
8639 Change prototype, make static.
8640 (dwarfout_source_line): Update prototype.
8641 (dwarf_debug_hooks): Update.
8642 * dwarfout.h (dwarfout_begin_function): Remove.
8643 * final.c (final_start_function, final_scan_insn): Use appropriate
8644 debug hooks, update to use notice_source_line.
8645 (output_source_line): Rename notice_source_line. Don't call the
8646 source_line debug hook.
8647 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
8648 make static, update prototype.
8649 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
8651 (sdbout_end_prologue): New.
8652 (sdbout_source_line): Update prototype.
8653 (sdbout_debug_hooks): Update.
8654 (sdbout_symbol): Remove unused var.
8655 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
8657 * varasm.c: Include debug.h.
8658 (assemble_start_function): Use begin_function debug_hook.
8659 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8660 update with prototype.
8661 (xcoffout_source_line): Update prototype.
8662 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8664 (xcoffout_source_line): Update prototype.
8666 2001-07-17 Richard Henderson <rth@redhat.com>
8668 * c-typeck.c (build_binary_op): Do not shorten unsigned
8669 right shift after sign extension.
8671 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
8673 * combine.c (combine_simplify_rtx): Attempt to simplify
8674 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
8676 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
8677 (simplify_binary_operation, simplify_unary_operation,
8678 simplify_relational_operation): Use it.
8680 * combine.c (combine_simplify_rtx): Don't do associative law
8681 on divisions; allow associative law on floats.
8683 2001-07-17 H.J. Lu <hjl@gnu.org>
8684 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8686 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
8687 ASM_OUTPUT_WEAK_ALIAS are defined.
8688 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
8689 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
8691 * config/mips/iris5.h: ... here.
8692 (HANDLE_SYSV_PRAGMA): Defined as 1.
8693 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
8694 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
8697 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
8699 * c-parse.in (all_prefix_attributes): New variable.
8700 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
8701 (maybe_resetattrs): New production.
8702 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
8703 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
8704 notype_initdcl, nested_function, notype_nested_function,
8705 component_decl, components, components_notype,
8706 component_declarator, component_notype_declarator,
8707 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
8708 ivars, mydecl, myparm): Update. Avoid prefix attributes just
8709 after a comma being applied to more than one declarator.
8710 * doc/extend.texi (Attribute Syntax): Update. Remove
8711 documentation of bugs that are no longer present.
8713 2001-07-13 Eric Christopher <echristo@redhat.com>
8715 * config/mips/mips.h: Change TUNE_MIPS* options to use
8717 (EXTRA_SPECS): Add cc1_cpu_spec.
8718 * config/mips/mips.md (muldf3): Fix typo.
8720 2001-07-16 Richard Henderson <rth@redhat.com>
8722 * config/m68k/m68k.c: Include expr.h and reload.h.
8723 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
8724 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
8726 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8727 Richard Henderson <rth@redhat.com>
8729 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
8730 (insn_live_p): Fix fall off end of function.
8731 (dead_libcall_p): Remove COUNTS argument; update callers.
8732 (delete_trivially_dead_insns): Remove unused variables.
8734 2001-07-17 Andreas Jaeger <aj@suse.de>
8736 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
8739 * lcm.c (optimize_mode_switching): Avoid warning for unused
8740 variable if !NORMAL_MODE.
8742 * flow.c (try_crossjump_to_edge): Remove unused variable.
8744 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8746 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
8747 atexit declaration in stdlib.h.
8749 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
8751 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
8753 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8755 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
8756 * except.c (finish_eh_generation): Update call of cleanup_cfg;
8757 do rebuild_jump_labels instead of jump_optimize
8758 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
8759 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
8760 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
8762 * flow.c: Include timevar.h
8763 (find_basic_block): Push/pop timevar;
8764 (cleanup_cfg): Likewise.
8765 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
8766 * Makefile: Add dependencies on timevar.h
8768 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
8769 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
8771 * rtl.h (delete_trivially_dead_insns): Add new parameter.
8772 * toplev.c (rest_of_compilation): Update calls.
8773 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
8774 (delete_trivially_dead_insns): ... here; accept new argument
8775 preserve_basic_blocks; preserve basic blocks if set.
8777 * reg-stack.c (stack_regs_mentioned): Return 0 if
8778 stack_regs_mentioned_data is not initialized.
8779 (reg_to_stack): Make stack_regs_mentioned survive after the
8780 reg-stack is completted; do not call cleanup_cfg.
8781 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
8782 make cleanup_cfg after bb-reorder to output to debug file.
8784 2001-07-16 Richard Henderson <rth@redhat.com>
8786 * regclass.c (init_reg_sets): Use only 32 bits per initializer
8787 from int_reg_class_contents.
8789 2001-07-16 Richard Henderson <rth@redhat.com>
8791 * hard-reg-set.h (regs_invalidated_by_call): Declare.
8792 * regclass.c (regs_invalidated_by_call): Move from cse.c.
8793 (init_reg_sets_1): Move initialization from cse_main.
8794 * cse.c (regs_invalidated_by_call): Move to regclass.c.
8795 (cse_main): Move its initialization also.
8796 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
8797 * flow.c (propagate_one_insn): Likewise.
8798 * gcse.c (compute_hash_table): Likewise.
8799 (compute_kill_rd, compute_store_table): Likewise.
8800 * sched-deps.c (sched_analyze_1): Likewise.
8802 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
8804 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
8807 2001-07-16 Steve Ellcey <sje@cup.hp.com>
8809 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
8810 in if statement so we don't access undefined memory.
8812 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8814 * gcse.c: Update comment at top.
8815 Update comment on mem handling.
8816 mem_last_set, mem_first_set, mem_set_in_block: gone.
8817 Declaration of reg_set_info: gone.
8818 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
8819 pointless with load_killed_in_block_p (they are *more*
8820 conservative then it, not less, and less accurate).
8821 (oprs_not_set_p): Ditto.
8822 (alloc_gcse_mem): Don't allocate mem_set_in_block
8823 (free_gcse_mem): Don't free it, either.
8824 (record_last_mem_set_info): Update comment in front, remove
8825 mem_*set_* stuff. Note the reason we don't handle stores directly
8827 (compute_hash_table): Update comments to reflect reality. Remove
8828 mem_*set_* references.
8829 (reset_opr_set_tables): Remove mem_*set_* references.
8831 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
8832 (mark_clobber): Ditto (on both parts, we double set here too).
8833 (expr_killed_p): Remove mem_set_in_block test.
8834 (compute_transp): Remove mem_set_in_block test.
8836 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
8837 of edge, and removal of phi alternative to dump file.
8838 (ssa_ccp_substitute_constants): Add note about register now being
8839 constant, and which uses were replaced in what insns to dump file.
8841 2001-07-16 Andreas Jaeger <aj@suse.de>
8843 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
8844 variables of type HOST_WIDEST_INT.
8846 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
8847 (__bb_exit_func): Correct type of count_max to avoid overflow.
8848 (num_digits): Handle long long argument.
8850 * combine.c (gen_lowpart_for_combine): Remove unused variable.
8852 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8854 * output.h (sdb_begin_function_line): Restore as an extern
8856 * sdbout.c (sdb_begin_function_line): Make extern.
8858 2001-07-15 Richard Henderson <rth@redhat.com>
8860 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
8861 * genrecog.c (maybe_both_true_mode): New.
8862 (maybe_both_true_2): Use it.
8863 (write_switch): Don't put Pmode in a switch.
8864 * rtl.c (mode arrays): Don't explicitly size them.
8866 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8868 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
8869 handling; move unconditional splitting before mode switching.
8871 * i386.md (type): Add fistp type.
8872 (i387, length_attr, scheduling definitions): Handle this type.
8873 (fix_trunc?f?i2): Revamp to use mode switching.
8874 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
8875 * i386.h (fp_cw_mode): New enum
8876 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
8877 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
8879 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8881 * Makefile.in (integrate.o): Add debug.h.
8882 * integrate.c (debug.h): Add.
8883 (output_inline_function): Save, reset, and restore debug_hooks.
8885 2001-07-15 Richard Henderson <rth@redhat.com>
8887 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
8888 instead of COMPARE for the EQUIV expression.
8890 2001-07-15 Richard Henderson <rth@redhat.com>
8892 * flow.c (redirect_edge_and_branch_force): Initialize
8893 global_live_at_start and global_live_at_end.
8894 (allocate_bb_life_data): Export.
8895 * basic-block.h (allocate_bb_life_data): Declare.
8896 * toplev.c (rest_of_compilation): Call it.
8898 2001-07-15 Richard Henderson <rth@redhat.com>
8900 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
8901 (alpha_tablejump_best_label): New.
8902 * config/alpha/alpha-protos.h: Declare them.
8903 * config/alpha/alpha.md: Use braced strings for code blocks.
8904 (tablejump_osf): Break out add with r29.
8905 (tablejump_osf_internal): Remove.
8906 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
8907 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
8909 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8911 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
8914 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
8916 * i386-protos.h (ix86_split_fp_branch): Update prototype.
8917 (ix86_fp_jump_nontrivial_p): New.
8918 * i386.md (fp_jcc_?): Update call of split_fp_branch;
8919 use ix86_fp_jump_nontrivial_p.
8920 * i386.c (ix86_fp_jump_nontrivial_p): New.
8921 (ix86_split_fp_branch): Accept code instead of rtx.
8922 (ix86_expand_compare): Expand comparison early in case
8923 doing so is resonably cheap.
8925 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
8927 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
8929 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
8930 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
8932 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
8934 * dbxout.c (dbxout_source_line): Make static, update prototype.
8935 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
8936 (dbxout_init, dbxout_finish, dbxout_source_line,
8937 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
8938 * dbxout.h (dbxout_source_line): Delete.
8939 * debug.c (debug_nothing_file, debug_nothing_file_int,
8940 debug_nothing_file_charstar_rtx): New.
8941 (do_nothing_debug_hooks): Update.
8942 (debug_nothing_void, debug_nothing_charstar_rtx,
8943 dwarf2out_end_epilogue): New.
8944 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8945 * debug.h (struct rtx_def): Declare.
8946 (gcc_debug_hooks): New hooks source_line, end_epilogue
8948 (debug_nothing_void, debug_nothing_charstar_rtx,
8949 dwarf2out_end_epilogue): New.
8950 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8951 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
8952 (dwarf2_debug_hooks): Update.
8953 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
8954 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
8955 * dwarf2out.h (dwarf2out_source_line): Remove.
8956 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
8957 Make static, update prototype.
8958 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
8959 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
8960 (dwarf_debug_hooks): Update.
8961 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
8962 dwarfout_end_function): Remove.
8963 * final.c (profile_function): Use debug hooks for ending functions
8965 (output_source_line, final_end_function): Update prototype,
8967 (final_start_function, final_scan_insn): Update.
8968 * output.h (sdb_begin_function_line): Remove.
8969 (final_end_function): Update prototype.
8970 * sdbout.c (sdb_begin_function_line): Make static.
8971 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
8972 (sdbout_source_line): New.
8973 (sdbout_end_epilogue, sdbout_end_function): Make static, update
8975 (sdb_debug_hooks): Update.
8976 (sdbout_init, sdbout_source_line,
8977 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
8978 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
8979 * toplev.c (compile_file, rest_of_compilation): Update.
8980 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
8981 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
8982 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
8983 Update for prototype changes.
8984 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
8985 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
8987 2001-07-15 Richard Henderson <rth@redhat.com>
8989 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
8990 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
8991 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
8992 * config/alpha/alpha.c: Likewise.
8993 * config/alpha/alpha.md: Likewise.
8994 * config/alpha/alpha32.h: Likewise.
8995 * config/alpha/vms.h: Likewise.
8998 2001-07-14 Richard Henderson <rth@redhat.com>
9000 * config/alpha/alpha.md: Use define_constants for unspec values.
9001 Substitute throughout.
9003 2001-07-14 Tim Josling <tej@melbpc.org.au>
9005 * tree.def (EXPON_EXPR) remove. Never supported anyway.
9007 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
9009 * pa.md: Remove unused constraints from define_split's.
9011 2001-04-14 Richard Henderson <rth@redhat.com>
9013 * ifcvt.c (find_cond_trap): Test for exit block.
9015 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
9017 Re-install recently reverted patch.
9018 * emit-rtl.c (try_split): Update mark_jump_label call.
9019 * flow.c (find_sub_basic_blocks): Likewise.
9020 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
9022 (mark_all_labels): Kill second parameter.
9023 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
9024 (rebuild_jump_labels, jump_optimize_minimal): Update call
9026 (jump_optimize_1): Kill crossjumping code.
9027 (mark_jump_label): Kill cross_jump parameter.
9028 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
9029 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
9030 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
9032 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
9034 (dump_file_info): Likewise.
9035 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
9036 reorganize passes to do reg-stack first, bb-reorder second.
9037 * invoke.texi (-d letters doc): Remove the jump2 pass.
9039 2001-07-14 Richard Henderson <rth@redhat.com>
9041 * ifcvt.c (find_cond_trap): New.
9042 (find_if_header): Call it.
9043 (merge_if_block): Relax existing jump sanity check.
9044 * jump.c (jump_optimize_1): Remove conditional trap handling.
9046 2001-07-14 Alan Modra <amodra@bigpond.net.au>
9048 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
9050 (insn_refs_are_delayed): Correct comment.
9051 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
9052 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
9053 instead of r31. Make associated insn !TARGET_64BIT, and
9054 provide an additional 64-bit insn that clobbers r2.
9056 (udivsi3): Likewise.
9058 (umodsi3): Likewise.
9060 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
9062 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
9064 * flow.c (redirect_edge_and_branch_force, split_edge,
9065 try_crossjump_to_edge): Use set_block_for_new_insns.
9066 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
9068 2001-07-13 H.J. Lu (hjl@gnu.org)
9070 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
9073 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
9075 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
9077 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
9079 * c-common.c (decl_attributes): Take a pointer to the node to
9080 which attributes are to be attached, and a flags argument.
9081 * c-common.h (enum attribute_flags): New.
9082 (decl_attributes): Update prototype.
9083 * c-decl.c (start_decl, push_parm_decl, finish_struct,
9084 finish_enum, start_function): Update calls to decl_attributes.
9085 * c-parse.in (component_declarator, component_notype_declarator,
9086 label): Update calls to decl_attributes.
9088 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
9090 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
9091 * config/avr/avr.c (legitimate_address_p): Return value changed
9092 from letter to register classes. For better debugging.
9094 2001-07-13 Kazu Hirata <kazu@hxi.com>
9096 * jump.c (reversed_comparison_code_parts): Fix comment typos.
9098 2001-07-13 H.J. Lu (hjl@gnu.org)
9100 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
9102 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
9104 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
9105 correctly for shared configurations.
9106 * config/t-libgcc-pic: New.
9107 * config/{i386,m68k,sparc}/t-openbsd: New.
9108 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
9109 Support -shared. Support debugging libraries with -g.
9110 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
9111 frame information does not emit pointer diffs.
9112 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
9115 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
9117 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
9119 2001-07-13 David Edelsohn <edelsohn@gnu.org>
9121 * combine.c (try_combine): Ensure const_int pow2 is positive.
9123 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
9125 * config.gcc: Add configuration for s/390.
9126 * config/s390/s390.c: New. Subroutines for code generation.
9127 * config/s390/s390.h: New. Definitions for s/390.
9128 * config/s390/s390-protos.h: New. Prototypes.
9129 * config/s390/linux.h: New. Definitions for linux for s/390.
9130 * config/s390/linux64.h: New. Definitions for linux for zSeries.
9131 * config/s390/t-linux: New. Makefile fragment.
9132 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
9133 * config/s390/fixdfdi.h: New. Fix L_fix*di.
9135 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
9137 * emit-rtl.c (try_split): Update mark_jump_label call.
9138 * flow.c (find_sub_basic_blocks): Likewise.
9139 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
9141 (mark_all_labels): Kill second parameter.
9142 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
9143 (rebuild_jump_labels, jump_optimize_minimal): Update call
9145 (jump_optimize_1): Kill crossjumping code.
9146 (mark_jump_label): Kill cross_jump parameter.
9147 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
9148 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
9149 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
9151 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
9153 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
9154 reorganize passes to do reg-stack first, bb-reorder second.
9155 * invoke.texi (-d letters doc): Remove the jump2 pass.
9157 2001-07-12 Steve Ellcey <sje@cup.hp.com>
9159 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
9161 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9163 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
9165 (verify_flow_info): Make diagnostics prettier.
9167 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9169 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
9171 * flow.c (outgoing_edges_match): Return early if condition reversal
9174 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
9176 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
9177 (mips_move_2words): When splitting a move into two instructions,
9178 prefix the second address operand with '%D'.
9180 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
9182 * Makefile.in (final.o): Depend on debug.h.
9183 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
9184 (dbx_debug_hooks): Add new hooks.
9185 (xcoff_debug_hooks): New.
9186 * debug.c (debug_nothing_file_int_int): New.
9187 (do_nothing_debug_hooks): Update.
9188 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
9189 (debug_nothing_file_int_int): New.
9190 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
9191 static, update prototype.
9192 (dwarf2_debug_hooks): Update.
9193 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
9194 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
9195 static, update prototype.
9196 (dwarf_debug_hooks): Update.
9197 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
9198 * final.c: Include debug.h.
9199 (final_scan_insn): Use debug hooks when beginning and ending blocks.
9200 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
9201 static, update prototype.
9202 (sdb_debug_hooks): Update.
9203 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
9204 * toplev.c: Distinguish between xcoff and dbx.
9206 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
9207 Call all debug hooks, not just dwarf ones.
9209 2001-07-11 Timothy Wall <twall@redhat.com>
9211 * config.gcc: Add configuration for AIX5/IA64.
9212 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
9213 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
9214 support prefix/suffix code.
9215 * config/ia64/t-aix: New. Makefile fragment.
9216 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
9218 2001-07-11 Kazu Hirata <kazu@hxi.com>
9220 * recog.c (validate_change): Fix a comment typo.
9222 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
9224 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
9225 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
9227 * dbxout.c (dbx_debug_hooks): Add new hooks.
9228 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
9230 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
9232 * dbxout.h (dbxout_start_new_source_file,
9233 dbxout_resume_previous_source_file): Delete.
9234 * debug.c (do_nothing_debug_hooks): Add new hooks.
9235 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9236 (debug_nothing_int_charstar, debug_nothing_int): New.
9237 * debug.h (gcc_debug_hooks): New hooks define, undef,
9238 start_source_file and end_source_file.
9239 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9240 (debug_nothing_int_charstar, debug_nothing_int): New.
9241 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
9242 the conditionally compiled section.
9243 (dwarf2out_start_source_file, dwarf2out_end_source_file,
9244 dwarf2out_define, dwarf2out_undef): Make static.
9245 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
9246 dwarf2out_define, dwarf2out_undef): Remove.
9247 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
9248 (dwarfout_start_source_file, dwarfout_end_source_file,
9249 dwarfout_define, dwarfout_undef): Make static.
9250 (dwarfout_start_source_file_check,
9251 dwarfout_end_source_file_check): New.
9252 (dwarfout_define, dwarfout_finish): Update.
9253 * dwarfout.h (dwarfout_start_new_source_file,
9254 dwarfout_resume_previous_source_file, dwarfout_define,
9255 dwarfout_undef): Remove.
9256 * sdbout.c (sdb_debug_hooks): Add new hooks.
9257 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
9259 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
9260 make static, take an arg.
9261 * sdbout.h (sdbout_start_new_source_file,
9262 sdbout_resume_previous_source_file): Delete.
9263 * toplev.c (debug_start_source_file, debug_end_source_file,
9264 debug_define, debug_undef): Delete.
9265 * toplev.h (debug_start_source_file, debug_end_source_file,
9266 debug_define, debug_undef): Delete.
9268 * java/jcf-parse.c: Include debug.h.
9269 (parse_class_file): Update to use debug hooks directly.
9270 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
9272 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9274 * alias.c (set_mem_alias_set): New function.
9275 * rtl.h (set_mem_alias_set): Declare it.
9276 * builtins.c (expand_builtin_return_addr): Call it instead of
9277 using MEM_ALIAS_SET accessor.
9278 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
9279 (get_memory_rtx, expand_builtin_va_arg): Likewise.
9280 (expand_builtin_va_copy):Likewise.
9281 * caller-save.c (setup_save_areas): Likewise.
9282 * calls.c (compute_argument_addresses): Likewise.
9283 * explow.c (set_mem_attributes): Likewise.
9284 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
9285 (expand_assignment, store_constructor_field, store_field): Likewise.
9286 (expand_expr_unaligned): Likewise.
9287 * function.c (assign_stack_temp_for_type): Likewise.
9288 (put_reg_into_stack, gen_mem_addressof): Likewise.
9289 * ifcvt.c (noce_try_cmove_arith): Likewise.
9290 * reload1.c (reload, alter_reg): Likewise.
9291 * config/alpha/alpha.c (get_aligned_mem): Likewise.
9292 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
9293 (alpha_expand_unaligned_store): Likewise
9294 (alpha_expand_unaligned_load_words): Likewise.
9295 (alpha_expand_unaligned_store_words): Likewise.
9296 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
9297 (alpha_expand_epilogue): Likewise.
9298 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
9299 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
9300 * config/i386/i386.c (legitimize_pic_address): Likewise.
9301 * config/i960/i960.c (setup_incoming_varargs): Likewise.
9302 * config/ia64/ia64.c (spill_restore_mem): Likewise.
9303 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
9304 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
9305 * config/mips/mips.c (mips_va_arg): Likewise.
9306 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9307 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
9308 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9309 (setup_incoming_varargs, rs6000_va_arg): Likewise.
9310 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
9311 (rs6000_emit_epilogue): Likewise.
9312 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
9313 * config/sparc/sparc.c (sparc_va_arg): Likewise.
9314 * config/v850/v850.c (v850_va_arg): Likewise.
9316 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
9318 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
9319 when fallthru edge is present.
9320 (mege_blocks): Handle case where creation of jump insn
9323 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
9324 CLEANUP_POST_REGSTACK): New constants.
9325 * except.c (finish_eh_generation): Update call of cleanup_cfg,
9326 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
9327 * output.h (cleanup_cfg): Update prototype.
9328 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
9329 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
9330 cleanup_cfg call; kill missleading comment.
9331 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
9332 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
9333 parameter; control optimizations performed using it.
9334 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
9335 try_crossjump_bb): New functions.
9337 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9339 * pa.c (pa_output_function_prologue): Delete prototype. Make function
9341 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
9342 pa_output_function_prologue.
9343 * pa-protos.h (pa_output_function_prologue): New prototype.
9345 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9347 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
9348 and low to get correct sign extension in low+high test.
9350 2001-07-11 Janis Johnson <janis@us.ibm.com>
9352 * gcov.c (arcdata): Use gcov_type to fix branch percentage
9353 for large hit count.
9355 * profile.c (branch_prob): Fix .bbg info for computed gotos
9358 2001-07-11 Mark Mitchell <mark@codesourcery.com>
9360 * stmt.c (parse_output_constraint): New function, split out
9362 (expand_asm_operands): ... here. Use parse_output_constraint.
9363 * tree.h (parse_output_constraint): Declare it.
9365 2001-07-11 Richard Henderson <rth@redhat.com>
9367 * bitmap.c: Comment some functions; fiddle whitespace.
9368 (bitmap_free): Don't export.
9369 (bitmap_element_allocate): Use memset.
9370 * bitmap.h (bitmap_free): Don't declare.
9372 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
9374 * gcse.c, lcm.c, sched-deps.c:
9375 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
9377 * flow.c (flow_loops_find): Free dom if we found no loops, since
9378 we aren't going to save it.
9380 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
9383 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
9385 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
9387 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9389 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
9390 #ifndef DWARF2_DEBUGGING_INFO.
9392 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9394 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
9396 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9398 * config/mips/mips.c (gen_int_relational): Tell the caller not to
9399 reverse a branch if a NE comparison is implemented with GTU.
9401 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9402 H.J. Lu <hjl@gnu.org>
9404 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
9406 (call_internal2): Likewise.
9407 (call_value_internal1): Likewise.
9408 (call_value_internal2): Likewise.
9409 (call_value_multiple_internal1): Likewise.
9410 (call_value_multiple_internal2): Likewise.
9412 2001-07-10 Kazu Hirata <kazu@hxi.com>
9414 * calls.c (emit_library_call_value_1): Fix a comment typo.
9415 * dwarf2out.c (mem_loc_descriptor): Likewise.
9416 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
9418 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
9420 * simplify-rtx.c (simplify_subreg): Fix typo in comment
9422 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9424 * recog.c (offsettable_address_p): Handle LO_SUM case.
9425 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
9426 instead of plus_constant.
9428 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9430 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
9431 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
9433 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9435 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
9436 adjust_address_nv instead of plus_constant.
9438 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
9440 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
9441 dwarf2out.o): Depend on debug.h, wrap long lines.
9442 * dbxout.c: Include debug.h.
9443 (dbx_debug_hooks): New.
9444 (dbxout_init): Make static, take just 2 args.
9445 (dbxout_finish): Make static.
9446 * dbxout.h (dbxout_init, dbxout_finish): Delete.
9447 * debug.c: New file.
9448 * debug.h: New file.
9449 * dwarf2out.c: Include debug.h.
9450 (dwarf2_debug_hooks): New.
9451 (dwarf2out_init): Make static.
9452 (dwarf2out_finish): Make static, take 2 args.
9453 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
9454 * dwarfout.c: Include debug.h.
9455 (dwarf_debug_hooks): New.
9456 (dwarfout_init): Make static.
9457 (dwarfout_finish): Make static, take 2 args.
9458 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
9459 * sdbout.c: Include debug.h.
9460 (sdb_debug_hooks): New.
9461 (sdbout_init): Make static, take 2 args.
9462 * sdbout.h (sdbout_init): Delete.
9463 * toplev.c: Include debug.h.
9465 (compile_file): Set deubg_hooks based on command line options.
9466 Use the hooks unconditionally rather than conditional compilation.
9468 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
9470 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
9471 first_insn_after_basic_block_note instead.
9473 * df.c (df_bb_refs_unlink): #if 0 out for now.
9475 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
9477 * ssa.h: Add prototype for ssa_const_prop
9478 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
9479 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
9480 (ssa_fast_dce): Remove unused variable
9482 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9484 * diagnostic.c (finish_diagnostic): Rename to
9485 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
9488 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
9490 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
9493 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
9494 (dump_file): Only pad the demangled name with spaces if the
9495 mangled name was padded with spaces.
9497 2001-07-10 Bernd Schmidt <bernds@redhat.com>
9499 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
9502 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9504 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
9505 extraction if no direct load if either EXPAND_CONST_ADDRESS or
9508 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
9509 whether can put offset inside LO_SUM to check mode alignment, not size.
9511 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9513 * doc/tm.texi (Misc): Fix thinko.
9515 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
9517 * regmove.c (replace_in_call_usage): Fix warnings.
9518 * sched-deps.c (add_dependence): Fix warnings.
9519 * simplify-rtx.c (simplify_subreg): Likewise.
9520 Return NULL_RTX instead of NULL.
9522 * reg-stack.c (emit_swap_insn): Eliminate warnings.
9523 (subst_asm_stack_regs): Likewise.
9525 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
9528 * dwarf2out.c (output_call_frame_info): Declare i as int.
9529 (build_abbrev_table): Declare n_alloc as int.
9530 (dwarf2out_finish): Initialize die.
9531 * except.c: Declare sjlj_funcdef_number as unsigned.
9532 (connect_post_landing_pads): Declare j as unsigned.
9533 (convert_to_eh_region_ranges): Initialize call_site.
9534 (output_function_exception_table): Initialize tt_format_size.
9535 * expr.c (move_by_pieces_1): Initialize to1.
9536 (store_constructor): Initialize minelt and maxelt.
9537 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
9538 * function.c (instantiate_decls): Avoid signed/unsigned warning.
9540 * c-decl.c (combine_parm_decls): Unused, remove.
9541 * c-tree.h: Remove prototype for combine_parm_decls.
9543 * reload.c (push_reload): Fix warning.
9544 (regno_clobbered_p): Likewise.
9545 * reload1.c (replace_pseudos_in_call_usage): Likewise.
9546 (reload_combine): Likewise.
9548 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
9549 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
9551 * bitmap.c (bitmap_operation): Change user.
9552 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
9554 2001-07-10 Eric Christopher <echristo@redhat.com>
9556 * config/mips/mips.c (override_options): Fix typo.
9558 2001-07-09 Stan Shebs <shebs@apple.com>
9560 * target.h (struct gcc_target): New fields init_builtins and
9562 * target-def.h (TARGET_INIT_BUILTINS): New macro.
9563 (TARGET_EXPAND_BUILTIN): New macro.
9564 (TARGET_INITIALIZER): Add them.
9565 * builtins.c: Include target.h.
9566 (expand_builtin): Use targetm.expand_builtin.
9567 (default_init_builtins): New function.
9568 (default_expand_builtin): New function.
9569 * expr.h (default_init_builtins): Declare.
9570 (default_expand_builtin): Declare.
9571 * c-common.c (c_common_nodes_and_builtins): Use
9572 targetm.init_builtins.
9573 * defaults.h (MD_INIT_BUILTINS): Remove.
9574 * Makefile.in (builtins.o): Depend on target.h.
9576 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
9577 (TARGET_EXPAND_BUILTIN): Define.
9578 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
9579 (MD_EXPAND_BUILTIN): Remove.
9581 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
9582 (TARGET_EXPAND_BUILTIN): Define.
9583 (c4x_init_builtins): Make endlink arg a local.
9584 (c4x_print_operand): Fix typos in adjust_address usages.
9585 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
9586 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
9587 (MD_EXPAND_BUILTIN): Remove.
9589 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
9590 (TARGET_EXPAND_BUILTIN): Define.
9591 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
9592 (ix86_init_builtins): Call new function only if TARGET_MMX.
9593 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
9594 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
9595 (MD_EXPAND_BUILTIN): Remove.
9597 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
9598 (TARGET_EXPAND_BUILTIN): Define.
9599 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
9600 (MD_EXPAND_BUILTIN): Remove.
9602 * doc/tm.texi: Document these changes.
9604 2001-07-09 Diego Novillo <dnovillo@redhat.com>
9606 * basic-block.h (tree_node): Forward declare if needed.
9607 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
9608 (BLOCK_HEAD_TREE): Define.
9609 (BLOCK_END_TREE): Define.
9610 (struct loops): Rename field 'tree' to 'tree_root'.
9611 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
9613 (flow_loops_tree_build): Rename reference to field 'tree' to
9615 (flow_loops_level_compute): Ditto.
9616 * predict.c (estimate_bb_frequencies): Ditto.
9617 * tree.h (struct tree_common): Add field 'aux'.
9619 2001-07-09 Stan Shebs <shebs@apple.com>
9621 * config/darwin.c (darwin_encode_section_info): Don't mark any
9622 DECL_EXTERNAL node as defined.
9624 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9626 * pa.c (pa_init_machine_status, pa_mark_machine_status,
9627 pa_free_machine_status, hppa_init_pic_save): Delete.
9628 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
9629 (hppa_profile_hook): Use hppa_pic_save_rtx.
9630 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
9631 hppa_init_pic_save): Delete.
9632 (hppa_pic_save_rtx): Declare.
9633 * pa.md (call, call_value, sibcall, sibcall_value,
9634 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
9636 2001-07-09 Kazu Hirata <kazu@hxi.com>
9638 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
9639 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
9641 2001-07-09 Andreas Jaeger <aj@suse.de>
9643 * output.h: Add declaration of final_forward_branch_p.
9645 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
9647 * varray.c: Include errors.h for internal_error and trim_filename
9650 * Makefile.in (varray.o): Add errors.h.
9652 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
9654 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
9655 * optabs.c (have_add2_insn): Check whether the add insn chosen
9656 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
9657 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
9659 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
9661 * Makefile.in (OBJS): Add ssa-ccp.o
9662 (ssa-ccp.o): Add dependencies.
9663 * toplev.c (DFI_ssa_ccp): New dump file enum.
9664 (dump_file): Add entry for dumping after SSA CCP.
9665 (flag_ssa_ccp): New flag variable.
9666 (f_options): Add -fssa-ccp.
9667 (rest_of_compilation): Run SSA CCP if requested.
9668 * timevar.def (TV_SSA_CCP): New timevar.
9669 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
9670 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
9671 Fix minor typo in SSA DCE documentation.
9672 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
9673 Add documentation for new dump option. Renumber dump files
9676 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9678 * emit-rtl.c (gen_highpart_mode): New.
9679 * rtl.h (gen_highpart_mode): Declare.
9680 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
9681 operand can be VOIDmode constant.
9683 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
9685 * flow.c (redirect_edge_and_branch_force): New.
9686 (can_fallthru): Ensure that basic blocks are succeeding.
9687 (try_optimize_cfg): Do not delete basic block if it is the last one.
9689 * flow.c (try_redirect_by_replacing_jump): Do not remove
9690 jumps with side effects, unlink chain on fallthru edge;
9691 set block for new jump instruction; avoid basic block to
9692 over by line number note.
9694 * flow.c (try_simplify_condjump): Verify that the condjump
9695 is not always falling trought.
9698 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9700 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9701 (try_redirect_by_replacing_jump): Update properly the count
9702 and frequency information.
9704 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9706 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
9707 address that is a LO_SUM specially.
9708 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
9710 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
9712 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
9713 (operand_subword): Use them.
9714 (change_address_1): Renamed from change_address; new arg VALIDATE.
9715 * expr.h: Reflect above changes; change_address now macro.
9716 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
9718 * cselib.c (add_mem_for_addr): Likewise.
9719 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
9720 * regmove.c (try_apply_stack_adjustment): Likewise.
9721 * reload.c (push_reload, make_memloc): Likewise.
9722 * reload1.c (eliminate_regs): Likewise.
9723 * simplify-rtx.c (simplify_replace_rtx): Likewise.
9724 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
9726 * combine.c (make_extraction, simplify_shift_const): Likewise.
9727 (gen_lowpart_for_combine): Likewise.
9728 * cse.c (gen_lowpart_if_possible): Likewise.
9729 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
9730 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
9731 * optabs.c (gen_move_insn): Likewise.
9732 * reload1.c (alter_reg): Likewise.
9733 * simplify-rtx.c (simplify_subreg): Likewise.
9734 * stmt.c (expand_anon_union_decl): Likewise.
9735 * recog.c (validate_replace_rtx_1): Likewise.
9737 * Makefile.in (recog.o): Add $(EXPR_H).
9738 * explow.c (stabilize): Call replace_equiv_address.
9739 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
9740 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
9742 2001-07-03 Andrew Haley <aph@redhat.com>
9744 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
9745 the mode of the memory location.
9747 2001-07-09 Bo Thorsen <bo@suse.co.uk>
9749 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
9751 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
9753 * final.c (output_addr_const): Use target opening and
9754 closing parentheses.
9755 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
9756 defaults, add to TARGET_ASM_OUT.
9757 * target.h (struct gcc_target): Add open_paren and close_paren.
9758 * doc/md.texi: Update.
9759 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
9760 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
9761 TARGET_ASM_CLOSE_PAREN.
9762 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9764 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9766 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
9767 * config/a29k/a29k.h: Similarly.
9768 * config/alpha/alpha.h: Similarly.
9769 * config/arc/arc.h: Similarly.
9770 * config/arm/aof.h: Similarly.
9771 * config/arm/aout.h: Similarly.
9772 * config/avr/avr.h: Similarly.
9773 * config/c4x/c4x.h: Similarly.
9774 * config/clipper/clipper.h: Similarly.
9775 * config/convex/convex.h: Similarly.
9776 * config/d30v/d30v.h: Similarly.
9777 * config/dsp16xx/dsp16xx.h: Similarly.
9778 * config/elxsi/elxsi.h: Similarly.
9779 * config/fr30/fr30.h: Similarly.
9780 * config/h8300/h8300.h: Similarly.
9781 * config/i370/i370.h: Similarly.
9782 * config/i386/i386.h: Similarly.
9783 * config/i860/i860.h: Similarly.
9784 * config/i960/i960.h: Similarly.
9785 * config/ia64/ia64.h: Similarly.
9786 * config/m32r/m32r.h: Similarly.
9787 * config/m68hc11/m68hc11.h: Similarly.
9788 * config/m68k/m68k.h: Similarly.
9789 * config/m88k/m88k.h: Similarly.
9790 * config/mcore/mcore.h: Similarly.
9791 * config/mips/mips.h: Similarly.
9792 * config/mn10200/mn10200.h: Similarly.
9793 * config/mn10300/mn10300.h: Similarly.
9794 * config/ns32k/ns32k.h: Similarly.
9795 * config/pa/pa.h: Similarly.
9796 * config/pdp11/pdp11.h: Similarly.
9797 * config/pj/pj.h: Similarly.
9798 * config/romp/romp.h: Similarly.
9799 * config/rs6000/rs6000.h: Similarly.
9800 * config/sh/sh.h: Similarly.
9801 * config/sparc/sparc.h: Similarly.
9802 * config/v850/v850.h: Similarly.
9803 * config/vax/vax.h: Similarly.
9804 * config/we32k/we32k.h: Similarly.
9806 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
9808 * doc/c-tree.texi: Document representation of attributes.
9810 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9812 * doc/tm.texi: Update some places for the rename of target to
9815 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9817 * target.h (struct gcc_target): Add insert_attributes.
9818 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
9819 (TARGET_INITIALIZER): Update.
9820 * tree.c, tree.h (default_insert_attributes): New function.
9821 Update comments on other default functions to refer to targetm,
9823 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
9824 TARGET_INSERT_ATTRIBUTES.
9825 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
9826 * c-common.c (decl_attributes): Use targetm.insert_attributes.
9827 Don't use PRAGMA_INSERT_ATTRIBUTES.
9828 * Makefile.in (c-common.o): Depend on $(TARGET_H).
9829 * c-decl.c (start_decl, start_function): Don't call
9830 SET_DEFAULT_DECL_ATTRIBUTES.
9831 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9832 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
9834 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
9835 (c4x_check_attribute): Avoid modifying attribute list itself.
9836 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
9838 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
9839 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
9841 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
9842 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
9844 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9845 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
9847 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
9848 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
9849 Adjust parameters. Make static.
9851 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9853 * c-common.c (decl_attributes): Only take a single attributes
9855 * c-common.h (decl_attributes): Update prototype.
9856 * c-decl.c (start_decl, start_function): Only take a single
9857 attributes parameter. Update calls to decl_attributes.
9858 (finish_struct, finish_enum): Update calls to decl_attributes.
9859 (push_parm_decl): Expect unified list of attributes. Update call
9861 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
9862 notype_nested_function, component_declarator,
9863 component_notype_declarator, label): Update calls to
9865 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
9866 lists that are passed to push_parm_decl.
9867 * c-tree.h (start_function, start_decl): Update prototypes.
9868 * config/sh/sh-protos.h, config/sh/sh.c
9869 (sh_pragma_insert_attributes): Only take a single attributes
9871 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
9872 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
9873 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
9874 build_module_descriptor, generate_static_references,
9875 generate_strings, build_selector_translation_table,
9876 generate_descriptor_table, generate_protocols,
9877 generate_ivars_list, generate_dispatch_table,
9878 generate_protocol_list, generate_category,
9879 generate_shared_structures, really_start_method, add_objc_decls,
9880 generate_classref_translation_entry): Update calls to start_decl
9882 (build_tmp_function_decl, start_method_def): Unify attribute lists
9883 that are passed to push_parm_decl.
9885 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
9887 * final.c (no_asm_to_stream): New.
9888 (final_scan_insn): Use target structures for prologue ends
9889 and epilogue starts.
9890 * output.h (no_asm_to_stream): New.
9891 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
9892 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
9893 (TARGET_ASM_OUT): Update.
9894 * target.h (struct gcc_target): New members function_end_prologue
9895 and function_begin_epilogue.
9896 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
9897 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
9898 * config/alpha/alpha.c (output_end_prologue): Rename to
9899 alpha_output_function_end_prologue. Use in target struct
9901 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
9902 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
9903 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
9904 ia64_output_function_end_prologue. Use in target struct
9906 (ia64_function_prologue, ia64_funciton_epilogue): Rename
9907 mistyped prototypes.
9908 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
9909 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
9911 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
9912 an use in target struct, make static.
9913 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
9916 2001-07-08 Richard Henderson <rth@redhat.com>
9918 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
9920 2001-07-08 Richard Henderson <rth@redhat.com>
9922 * config/i386/i386.md: Remove constraints strings from define_split
9923 and define_peephole2 patterns.
9924 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
9925 (eh_return): Use them.
9927 2001-07-08 Richard Henderson <rth@redhat.com>
9929 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
9930 Document MD_FALLBACK_FRAME_STATE_FOR.
9932 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9934 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
9935 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
9937 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
9939 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
9941 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
9942 of the label inside NAME as opposed to just the end of NAME.
9944 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
9946 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
9947 * config/alpha/alpha.c (alpha_init_machine_status,
9948 alpha_mark_machine_status, alpha_free_machine_status): Delete.
9949 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
9950 (vms_valid_decl_attribute_p): Make static, conditionally compile.
9951 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
9953 2001-07-06 Stan Shebs <shebs@apple.com>
9955 * target.h (targetm): Rename global from "target", so as not to
9956 conflict with local variables.
9958 * c-typeck.c: Ditto.
9962 * cp/decl2.c: Ditto.
9963 * cp/typeck.c: Ditto.
9964 * 1750a/1750a.c: Ditto.
9965 * a29k/a29k.c: Ditto.
9969 * clipper/clipper.c: Ditto.
9970 * convex/convex.c: Ditto.
9971 * d30v/d30v.c: Ditto.
9972 * dsp16xx/dsp16xx.c: Ditto.
9973 * elxsi/elxsi.c: Ditto.
9974 * fr30/fr30.c: Ditto.
9975 * h8300/h8300.c: Ditto.
9976 * i370/i370.c: Ditto.
9977 * i386/i386.c: Ditto.
9978 * i860/i860.c: Ditto.
9979 * i960/i960.c: Ditto.
9980 * ia64/ia64.c: Ditto.
9981 * m32r/m32r.c: Ditto.
9982 * m68hc11/m68hc11.c: Ditto.
9983 * m68k/m68k.c: Ditto.
9984 * m88k/m88k.c: Ditto.
9985 * mips/mips.c: Ditto.
9986 * ns32k/ns32k.c: Ditto.
9988 * pdp11/pdp11.c: Ditto.
9989 * romp/romp.c: Ditto.
9990 * rs6000/rs6000.c: Ditto.
9992 * sparc/sparc.c: Ditto.
9994 * we32k/we32k.c: Ditto.
9995 * doc/tm.texi: Update the manual to match.
9997 2001-07-06 Richard Henderson <rth@redhat.com>
9999 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
10000 DWARF2_UNWIND_INFO not just whether it is defined.
10002 2001-07-06 Diego Novillo <dnovillo@redhat.com>
10004 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
10005 call to simplify_binary_operation returns a new pattern.
10007 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10009 * glimits.h (__SHRT_MAX__): New.
10010 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
10011 (SHRT_MAX): Define in terms of __SHRT_MAX__.
10013 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
10015 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
10018 2001-07-06 Richard Henderson <rth@redhat.com>
10020 * bitmap.c (bitmap_release_memory): Move adjacent to the
10021 allocation functions.
10022 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
10023 the implementation. Binary search for the set bit.
10024 (bitmap_union_of_diff): Allocate the temporary on the stack
10025 instead of using xmalloc.
10027 2001-07-06 Richard Henderson <rth@redhat.com>
10029 * genrecog.c (validate_pattern): Warn for constraints in
10030 define_{expand,split,peephole2}. Remove strict_low_part
10031 before looking up match_dup.
10033 2001-07-06 DJ Delorie <dj@redhat.com>
10035 * doc/gcc.texi (Makefile): Rename to be a more general purpose
10036 chapter about various build hints and history. Add section
10037 talking about the various types of native and cross builds.
10039 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
10041 * Makefile.in (final.o): Depend on target.h.
10042 * final.c: Include target.h.
10043 (default_function_pro_epilogue): New.
10044 (final_start_function): Use target structure for function prologues.
10045 (final_end_function): Use target structure for function epilogues.
10046 * fold-const.c (real_hex_to_f): Constify s and p.
10047 * output.h (default_function_pro_epilogue): New.
10048 * real.h (real_hex_to_f): Update prototype.
10049 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
10050 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
10051 (TARGET_INITIALIZER): Update.
10052 * target.h (gcc_target): Add struct asm_out.
10053 * doc/tm.texi: Update.
10056 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
10057 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
10058 in cpu/cpu.c, or rename old functions consistently. Take
10059 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
10060 redundant macros and prototypes. Make new functions static.
10062 * 1750a/1750a.c: Similarly.
10063 * 1750a/1750a.h: Similarly.
10064 * a29k/a29k-protos.h: Similarly.
10065 * a29k/a29k.c: Similarly.
10066 * a29k/a29k.h: Similarly.
10067 * arc/arc-protos.h: Similarly.
10068 * arc/arc.c: Similarly.
10069 * arc/arc.h: Similarly.
10070 * arm/arm-protos.h: Similarly.
10071 * arm/arm.c: Similarly.
10072 * arm/arm.h: Similarly.
10073 * avr/avr-protos.h: Similarly.
10074 * avr/avr.c: Similarly.
10075 * avr/avr.h: Similarly.
10076 * clipper/clipper-protos.h: Similarly.
10077 * clipper/clipper.c: Similarly.
10078 * clipper/clipper.h: Similarly.
10079 * convex/convex.c: Similarly.
10080 * convex/convex.h: Similarly.
10081 * d30v/d30v-protos.h: Similarly.
10082 * d30v/d30v.c: Similarly.
10083 * d30v/d30v.h: Similarly.
10084 * d30v/d30v.md: Similarly.
10085 * dsp16xx/dsp16xx-protos.h: Similarly.
10086 * dsp16xx/dsp16xx.c: Similarly.
10087 * dsp16xx/dsp16xx.h: Similarly.
10088 * elxsi/elxsi.c: Similarly.
10089 * elxsi/elxsi.h: Similarly.
10090 * fr30/fr30.c: Similarly.
10091 * fr30/fr30.md: Similarly.
10092 * h8300/h8300-protos.h: Similarly.
10093 * h8300/h8300.c: Similarly.
10094 * h8300/h8300.h: Similarly.
10095 * i370/i370-protos.h: Similarly.
10096 * i370/i370.c: Similarly.
10097 * i370/i370.h: Similarly.
10098 * i386/i386.c: Similarly.
10099 * i386/osf1elf.h: Similarly.
10100 * i386/osfrose.h: Similarly.
10101 * i860/i860-protos.h: Similarly.
10102 * i860/i860.c: Similarly.
10103 * i860/i860.h: Similarly.
10104 * i960/i960-protos.h: Similarly.
10105 * i960/i960.c: Similarly.
10106 * i960/i960.h: Similarly.
10107 * ia64/ia64-protos.h: Similarly.
10108 * ia64/ia64.c: Similarly.
10109 * ia64/ia64.h: Similarly.
10110 * m32r/m32r-protos.h: Similarly.
10111 * m32r/m32r.c: Similarly.
10112 * m32r/m32r.h: Similarly.
10113 * m68hc11/m68hc11-protos.h: Similarly.
10114 * m68hc11/m68hc11.c: Similarly.
10115 * m68hc11/m68hc11.h: Similarly.
10116 * m68k/crds.h: Similarly.
10117 * m68k/dpx2.h: Similarly.
10118 * m68k/m68k-protos.h: Similarly.
10119 * m68k/m68k.c: Similarly.
10120 * m68k/m68k.h: Similarly.
10121 * m68k/news.h: Similarly.
10122 * m88k/m88k-protos.h: Similarly.
10123 * m88k/m88k.c: Similarly.
10124 * m88k/m88k.h: Similarly.
10125 * mips/mips-protos.h: Similarly.
10126 * mips/mips.c: Similarly.
10127 * mips/mips.h: Similarly.
10128 * ns32k/merlin.h: Similarly.
10129 * ns32k/ns32k.c: Similarly.
10130 * ns32k/ns32k.h: Similarly.
10131 * ns32k/tek6000.h: Similarly.
10132 * pa/pa-protos.h: Similarly.
10133 * pa/pa.c: Similarly.
10134 * pa/pa.h: Similarly.
10135 * pdp11/2bsd.h: Similarly.
10136 * pdp11/pdp11-protos.h: Similarly.
10137 * pdp11/pdp11.c: Similarly.
10138 * pdp11/pdp11.h: Similarly.
10139 * romp/romp-protos.h: Similarly.
10140 * romp/romp.c: Similarly.
10141 * romp/romp.h: Similarly.
10142 * rs6000/rs6000-protos.h: Similarly.
10143 * rs6000/rs6000.c: Similarly.
10144 * rs6000/rs6000.h: Similarly.
10145 * rs6000/sysv4.h: Similarly.
10146 * sh/sh-protos.h: Similarly.
10147 * sh/sh.c: Similarly.
10148 * sh/sh.h: Similarly.
10149 * sparc/sparc-protos.h: Similarly.
10150 * sparc/sparc.c: Similarly.
10151 * sparc/sparc.h: Similarly.
10152 * vax/vax.c: Similarly.
10153 * vax/vax.h: Similarly.
10154 * vax/vms.h: Similarly.
10155 * we32k/we32k.c: Similarly.
10156 * we32k/we32k.h: Similarly.
10158 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
10160 * basic-block.h (first_insn_after_basic_block_note): Declare.
10161 * flow.c (first_insn_after_basic_block_note): Define. Moved
10163 * ssa.c (first_insn_after_basic_block_note): Remove.
10164 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
10166 (ssa_eliminate_dead_code): Properly update the CFG and PHI
10167 nodes when we find a dead conditional branch. Insert BARRIERs
10168 after any blocks with no successors, but which do not have
10171 2001-07-06 Zack Weinberg <zackw@stanford.edu>
10173 * varray.c (varray_check_failed): Use internal_error.
10175 2001-07-05 Andrew Haley <aph@redhat.com>
10177 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
10178 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
10179 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
10181 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
10183 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
10184 reference if the target constant is also a SYMBOL_REF.
10186 2001-07-05 Eric Christopher <echristo@redhat.com>
10188 * config/mips/mips.h (MASK_MIPS3900): Remove.
10189 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
10190 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
10191 (TARGET_MIPS3900): Change to use mips_arch.
10192 (TARGET_MIPS4000): New.
10193 (TARGET_MIPS4100): New.
10194 (TARGET_MIPS4300): New.
10195 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
10196 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
10198 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
10199 (ISA_HAS_BRANCHLIKELY): To here.
10200 (CC1_CPU_SPEC): New.
10201 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
10202 (mips_arch_string): Declare.
10203 (mips_arch): Declare.
10204 (TARGET_OPTIONS): Add -march and -mtune.
10206 * config/mips/mips.c (mips_arch_string): New.
10208 (override_options): Handle -march for codegen and -mtune
10209 for scheduling. Use mips_arch. Move tx39 target default here.
10210 (mips_parse_cpu): Move error message to override_options.
10212 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
10214 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
10216 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
10217 (MIPS Options): Ditto. Change mcpu entry to historical text.
10219 2001-07-05 H.J. Lu (hjl@gnu.org)
10221 * config/mips/mips.c (mips_parse_cpu): New function to parse
10224 2001-07-05 Jim Wilson <wilson@redhat.com>
10226 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
10227 * config/ia64/t-ia64: Likewise.
10228 (LIB1ASMFUNCS): Update comment.
10230 2001-07-05 David Edelsohn <edelsohn@gnu.org>
10232 * doc/install.texi (Install GCC: Binaries): Fix typo.
10234 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10236 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
10237 reference using the stack pointer, adjust it since we push Y
10239 ("*ashrsi3"): Likewise.
10240 ("*lshrsi3"): Likewise.
10242 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10244 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
10245 when -fomit-frame-pointer is used.
10247 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
10249 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
10250 (try_redirect_by_replacing_jump): Reverse updating properly the
10251 count and frequency information. Reverse removing cc0 setter.
10252 (forwarder_block_p): Reverse fixing for fallthru blocks.
10254 2001-07-05 DJ Delorie <dj@redhat.com>
10256 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
10257 (translate_options): If the above is defined, use it to map
10258 given options to new options.
10259 * doc/tm.texi: Document it.
10261 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
10262 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10264 * doc/invoke.texi (Optimize Options): Document that -fgcse may
10265 cause programs using computed gotos to run more slowly.
10267 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10269 * doc/install.texi (Specific): Markup, spelling and typo fixes.
10271 Consistently require binutils 2.11.2, not prereleases.
10272 (Specific, decstation-*): Canonicalize as mips-dec-*.
10273 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
10275 (Specific, m68k-altos): Removed reference to README.altos, deleted.
10276 (Specific, mips-*): Reword MIPS C compiler requirements.
10277 (Specific, powerpc*-*-*): New, mention --with-cpu once.
10278 (Specific, sunv5): Removed, obsolete.
10280 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
10282 * dwarf2out.c (output_loc_list): Use an all ones mask for
10283 .text asm output and don't rely on long long
10284 literals. Reformat some long lines.
10286 2001-07-05 Andreas Jaeger <aj@suse.de>
10288 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
10291 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10293 * dwarf2out.c (dwarf2out_define): Update comment.
10294 (dwarf2out_undef): Ditto.
10295 (dwarf2out_start_source_file): Ditto.
10296 (dwarf2out_end_source_file): Ditto.
10297 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
10298 since we never call the start/end debug hook for the primary file.
10300 2001-07-04 Kazu Hirata <kazu@hxi.com>
10302 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
10305 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10307 * cppinit.c (remove_dup_dirs): Inform if a system include
10308 directory is being reordered.
10309 * doc/invoke.texi (Directory Options): GCC warns if you hide a
10311 * doc/cpp.texi (Search Paths): Likewise.
10312 * doc/gcc.texi (Interoperation): Remove information about
10315 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10317 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
10318 (VARRAY_TOP_CHAR_PTR): Likewise.
10320 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10322 * gcc.c (process_command): Don't assign elements of a const char*.
10324 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10326 * emit-rtl.c (change_address): Don't abort if invalid address while
10327 reload is in progress.
10329 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10331 * c-lex.c (cb_file_change): Pass line number to
10332 debug_start_source_file.
10333 (cb_undefine): Pass correct line number to debug_undef.
10335 * toplev.c (debug_start_source_file): Add line number to
10336 parameters. Pass it along to dwarf2out_start_source_file.
10337 (decode_g_option): Stop resetting debug level back to normal when
10338 we change debug formats, unless the current level is
10339 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
10342 * toplev.h (debug_start_source_file): Add line number to
10345 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
10348 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
10350 Output debug_macinfo data for starting file if requested.
10351 (dwarf2out_end_source_file): Output debug_macinfo data for ending
10353 (dwarf2out_define): Output debug_macinfo data for defining a macro
10355 (dwarf2out_undef): Output debug_macinfo data for undefining a
10356 macro if requested.
10357 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
10358 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
10359 (macinfo_section_label): New. DWARF2 macro info section label.
10360 (dwarf2out_init): If we want macro info, output the start label
10362 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
10363 attribute to the compilation unit die pointing to the macro info.
10365 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10367 * dwarf2out.c (new_loc_list): Move to inside #ifdef
10368 DWARF2_DEBUGGING_INFO.
10369 (add_loc_descr_to_loc_list): Ditto.
10370 (output_loc_list): Ditto.
10371 Also, fix thinko in curr not being initialized.
10372 (gen_internal_sym): Ditto.
10374 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10376 * emit-rtl.c (replace_equiv_address): New function.
10377 * expr.h (replace_equiv_address): New declaration.
10378 * explow.c (validize_mem): Call it instead of change_address and
10379 also call if -fforce-addr and address is constant.
10380 * expr.c: Replace more calls to change_address with adjust_address
10381 and/or replace_equiv_address or to validize_mem.
10382 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
10383 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
10384 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10385 * config/i370/i370.md, config/i860/i860.md: Likewise.
10386 * config/i960/i960.md, config/mips/mips.c: Likewise.
10387 * config/mips/mips.md, config/pa/pa.md: Likewise.
10388 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
10389 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
10391 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10393 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
10395 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
10398 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
10400 * doc/include: New directory.
10401 * doc/fdl.texi: Move to doc/include/fdl.texi.
10402 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
10403 * doc/include/funding.texi, doc/include/gpl.texi: New files.
10404 * doc/gcc.texi: Use funding.texi and gpl.texi.
10405 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
10406 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
10407 Update dependencies and use -I $(docdir)/include.
10409 2001-07-04 Anthony Green <green@redhat.com>
10411 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
10413 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10415 * doc/install.texi (sparc64-*-*): Remove garbage.
10417 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
10419 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
10420 Fix typo in last change to use adjust_address.
10422 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10424 * doc/install.texi (Specific): Update information for *-*-solaris*.
10426 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10428 * explow.c (plus_constant_wide): Reinitialize Y for restart.
10430 2001-07-03 Stan Shebs <shebs@apple.com>
10432 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
10433 case for flag_no_mach_text_sections.
10434 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
10435 * config/darwin.c (flag_no_mach_text_sections): Remove.
10436 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
10438 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10440 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
10441 and avoid checking for constant as first operand.
10442 * recog.c (find_constant_term_loc): No longer static.
10443 (adj_offettable_operand): Delete.
10444 * rtl.h (adj_offsettable_operand): Delete declaration.
10445 (find_constant_term): Add declaration.
10446 * caller-save.c: Replace calls to adj_offsettable_operand with calls
10448 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
10449 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
10450 * config/i386/i386.c, config/i386/i386.md: Likewise.
10451 * config/i860/i860.c, config/i960/i960.c: Likewise.
10452 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
10453 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
10454 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
10455 * config/mips/mips.c, config/mips/mips.md: Likewise.
10456 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
10457 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
10458 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
10459 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
10460 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
10461 * config/ns32k/ns32k.md: Likewise.
10463 2001-07-03 Zack Weinberg <zackw@stanford.edu>
10465 * rtl.c (copy_rtx): Handle 'T' format letter.
10466 * gensupport.c (collect_insn_data): Likewise.
10467 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
10469 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
10471 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
10472 -B option. Use 'dir' not 'foo' as example directory name.
10474 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10476 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10477 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
10479 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10481 * doc/cppinternals.texi: Improve formatting and logical markup.
10483 2001-07-03 Andreas Jaeger <aj@suse.de>
10485 * Makefile.in (insn-recog.o): Add dependency on reload.h.
10487 * genrecog.c (write_header): Include reload.h for prototypes in
10490 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
10493 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
10494 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10495 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
10496 i386_pe_valid_type_attribute_p): Add.
10497 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
10498 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
10500 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10502 * explow.c (plus_constant_wide, case LO_SUM): New case.
10503 (plus_constant_for_output_wide): Delete.
10504 * rtl.h (plus_constant_for_output): Delete.
10505 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
10506 instead of plus_constant_for_output.
10507 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
10508 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
10509 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
10510 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
10511 * config/sparc/sparc.md: Likewise.
10512 Convert some change_address calls to adjust_address.
10514 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10516 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
10517 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
10518 documentation of -std and -Wwrite-strings.
10520 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10522 * cse.c (canon_hash): Don't register registers in very small
10523 register classes, as extending their lifetime might cause
10526 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10528 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10530 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10531 (try_redirect_by_replacing_jump): Update properly the count
10532 and frequency information.
10534 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
10536 * toplev.c (dump_file_index): Move SSA dumps just after first
10538 (dump_file): Corresponding changes.
10539 (rest_of_compilation): Move SSA path to just after the first
10541 * doc/gcc.texi (Passes): Update due to movement of SSA path.
10542 * doc/invoke.texi: Update dump file #s as they were completely
10543 out of date with reality.
10545 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10547 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
10549 * expr.c (emit_move_insn_1): Deal with non-default
10552 * expr.c (emit_single_push_insn): Fix warning.
10554 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
10556 * expr.c (emit_move_insn_1): Avoid modifying
10557 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
10559 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10561 * emit-rtl.c (adjust_address): New function.
10562 * expr.h (adjust_address): Add declaration.
10563 * builtins.c: Replace some calls to change_address with calls to it
10564 or to validize_mem.
10565 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
10566 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
10567 * config/arm/arm.c, config/convex/convex.c: Likewise.
10568 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10569 * config/i386/i386.c, config/i386/i386.md: Likewise.
10570 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
10571 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
10572 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
10573 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
10574 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
10576 2001-07-02 Jim Wilson <wilson@redhat.com>
10578 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
10580 2001-07-02 Steve Ellcey <sje@cup.hp.com>
10582 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
10583 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
10585 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10587 * cppinit.c (lang_defaults): New table.
10588 (set_lang): Just read from lang_defaults into the live options
10591 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10593 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
10594 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
10595 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
10597 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10599 * doc/install.texi: Various spelling and markup fixes.
10600 (Installing GCC): Component specific installation instructions are
10603 Warn about removing old install dir in the presence of shared libs.
10604 (Configuration): Invoke with options target to match configure
10606 Consistently refer to gas, gld pathnames.
10607 Invert --enable-multilib documentation.
10608 Remove references to old compiler versions.
10610 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10612 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
10614 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10616 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
10618 (Specific, mips*-sgi-irix5): Note IDO download.
10619 Reworded MIPS C hints.
10620 Use GNU as instead of GAS.
10622 Removed SGI Freeware reference, IRIX 6 only.
10623 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
10624 Note N64 library requirement/workaround.
10626 Complete list of structure passing bug victims.
10628 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10630 * doc/install.texi: Remove CVS Id.
10632 2001-07-02 Andreas Jaeger <aj@suse.de>
10634 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
10635 (find_inherently_necessary): Remove unused variable.
10637 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
10639 * c-common.h (TDI_inlined): New ast dump phase.
10640 (dump_flag_name): New function.
10641 * c-dump.c (dump_files): Add inlined phase.
10642 (dump_flag_name): Define.
10643 * doc/invoke.texi (-fdump-ast-inlined): Document.
10645 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10647 * stor-layout.c (layout_decl): Revert change to handling of alignment
10650 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10652 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
10655 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
10657 * doc/tm.texi (FUNCTION_ARG): Document that the last call
10660 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
10662 * tlink.c (recompile_files): Remove COMPILER_PATH and
10663 LIBRARY_PATH from the environment.
10665 2001-07-01 Zack Weinberg <zackw@stanford.edu>
10667 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
10668 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
10670 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
10672 * c-parse.in (OBJC_STRING): Kill.
10673 (objc_string): Decompose to [objc_string] '@' STRING.
10674 (reswords): Take the leading '@' off all the Objective C keywords.
10675 (objc_rid_sans_at): Kill.
10676 (init_reswords): Don't initialize it.
10677 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
10678 (_yylex): Kill reconsider label. Look ahead one token after
10679 an '@'; if we get an identifier, check whether it's an
10680 Objective C @-keyword. If so, return the keyword. Otherwise,
10681 put back the token and return the '@' as a terminal.
10683 * cpplib.c (lex_macro_node): Remove unnecessary check for
10684 leading '@' on identifier. Clarify control flow and commentary.
10686 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10688 * cse.c (new_label_ref): Variable deleted.
10689 (insert): Remove set of new_label_ref.
10690 (check_for_label_ref): New function.
10691 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
10693 See ChangeLog.5 for earlier changes.