1 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
3 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
4 add scheduling support.
5 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
6 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
7 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
10 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
12 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
13 missing CONSTANT_P test in core GCC.
15 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
17 * cppmain.c (struct printer): New member source.
18 (scan_translation_unit): Fix spacing at start of lines.
19 (cb_line_change): Update.
21 * gcc.dg/cpp/spacing2.c: New test.
23 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
25 * config/cris/arit.c: Use __builtin_labs, not abs.
27 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
29 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
30 misplaced sprintf and fprintf argument.
32 2001-10-12 Zack Weinberg <zack@codesourcery.com>
34 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
35 * configure.in, Makefile.in: Take out obsolete check-po logic.
36 * configure, config.in: Regenerate.
38 2001-10-12 Ziemowit Laski <zlaski@apple.com>
40 * objc/objc-act.c (finish_objc): Correct precondition for emitting
43 2001-10-12 Stan Shebs <shebs@apple.com>
45 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
46 declarations of arguments and local variables.
48 2001-10-12 Christopher Faylor <cgf@redhat.com>
50 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
51 ENDFILE_SPEC definition.
53 2001-10-12 Kazu Hirata <kazu@hxi.com>
55 * gthr-dce.h: Fix comment formatting.
56 * gthr-posix.h: Likewise.
57 * gthr-single.h: Likewise.
58 * gthr-solaris.h: Likewise.
59 * gthr-vxworks.h: Likewise.
60 * gthr-win32.h: Likewise.
62 2001-10-12 Jakub Jelinek <jakub@redhat.com>
64 * final.c (output_asm_insn): Make sure assembly dialects are
65 terminated, not nested. Output `|' and `}' characters if they
66 don't appear inside assembly dialect selection.
67 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
68 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
69 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
70 strsetsi_rex_1): Add {} braces.
72 2001-10-11 Zack Weinberg <zack@codesourcery.com>
74 * toplev.c (compile_file): Ignore return value from yyparse.
75 Always pop any nested binding levels after yyparse returns.
77 2001-10-11 Richard Henderson <rth@redhat.com>
79 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
81 2001-10-11 Richard Henderson <rth@redhat.com>
83 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
84 fall back to add_AT_long_long for large CONST_INT.
86 2001-10-11 Richard Henderson <rth@redhat.com>
88 * config/i386/i386.md (setcc splitters): Add four splitters to
89 simplify compound compares that simplify_comparison can't handle.
91 2001-10-11 Zack Weinberg <zack@codesourcery.com>
93 * cpplex.c (digraph_spellings, token_spellings): Make static.
95 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
97 * unroll.c (loop_iterations): Fixup last patch.
99 2001-10-11 Richard Henderson <rth@redhat.com>
101 * rtl.h (REG_VTABLE_REF): New.
102 * rtl.c (reg_note_name): Add it.
103 * combine.c (distribute_notes): Handle it.
104 * final.c (final_scan_insn): Handle it.
105 * tree.def (VTABLE_REF): New.
106 * expr.c (expand_expr): Handle it.
107 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
108 * output.h: Declare them.
110 2001-10-11 Richard Henderson <rth@redhat.com>
112 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
115 2001-10-11 David Edelsohn <edelsohn@gnu.org>
117 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
118 available in 64-bit mode.
120 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
122 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
124 * config/cris/cris-protos.h: New file.
125 * config/cris/cris.c: New file.
126 * config/cris/cris.h: New file.
127 * config/cris/cris.md: New file.
128 * config/cris/linux.h: New file.
129 * config/cris/aout.h: New file.
130 * config/cris/arit.c: New file.
131 * config/cris/cris_abi_symbol.c: New file.
132 * config/cris/mulsi3.asm: New file.
133 * config/cris/t-aout: New file.
134 * config/cris/t-cris: New file.
135 * config/cris/t-elfmulti: New file.
136 * config/cris/t-linux: New file.
137 * doc/invoke.texi: Add CRIS options.
138 * doc/install.texi (Specific): Add blurb for CRIS.
140 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
142 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
144 * config/float/i32.h: Likewise.
145 * config/float-i386.h: Likewise.
146 * config/float-i64.h: Likewise.
147 * config/float-m68k.h: Likewise.
148 * config/float-sh.h: Likewise.
149 * config/float-sparc.h: Likewise.
151 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
153 * doc/contrib.texi: Add note about CRIS port to my entry.
155 2001-10-11 Kazu Hirata <kazu@hxi.com>
157 * basic-block.h: Fix formatting.
158 * bitmap.h: Likewise.
159 * cpplib.h: Likewise.
160 * c-tree.h: Likewise.
161 * diagnostic.h: Likewise.
164 * longlong.h: Likewise.
166 * reload.h: Likewise.
170 2001-10-10 Richard Henderson <rth@redhat.com>
172 * c-parse.in (asm_operand): Allow named operands.
173 * genconfig.c (max_recog_operands): Set to 29.
174 * local-alloc.c (requires_inout): Skip multiple digits.
175 * recog.c (asm_operand_ok): Likewise.
176 (preprocess_constraints): Use strtoul for matching constraints.
177 (constrain_operands): Likewise.
178 * regmove.c (find_matches): Likewise.
179 * reload.c (find_reloads): Likewise.
180 * stmt.c (parse_output_constraint): Don't reject in-out
181 constraint on operands > 9. Reject '[' in constraint.
182 (expand_asm_operands): Handle named operands. Use strtoul
183 for matching constraints.
184 (check_operand_nalternatives): Split out from expand_asm_operands.
185 (check_unique_operand_names): New.
186 (resolve_operand_names, resolve_operand_name_1): New.
188 * doc/extend.texi (Extended Asm): Document named operands.
189 * doc/md.texi (Simple Constraints): Document matching constraints
192 2001-10-10 Richard Henderson <rth@redhat.com>
194 * combine.c (try_combine): Handle a SEQUENCE of one insn.
196 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
197 (jcc splitters): Add two splitters to simplify compound compares
198 that simplify_comparison can't handle.
200 2001-10-10 Richard Henderson <rth@redhat.com>
202 * langhooks.c: Include langhooks.h.
203 * Makefile.in (langhooks.o): Depend on it.
205 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
207 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
208 should not be considered as a no-op.
209 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
211 2001-10-10 Stan Shebs <shebs@apple.com>
213 * alias.c: Remove uses of "register" specifier in declarations
214 of arguments and local variables.
216 * c-convert.c: Ditto.
219 * c-semantics.c: Ditto.
221 * caller-save.c: Ditto.
235 * dwarf2out.c: Ditto.
242 * fix-header.c: Ditto.
245 * fold-const.c: Ditto.
249 * gen-protos.c: Ditto.
250 * genattrtab.c: Ditto.
252 * genconfig.c: Ditto.
254 * genextract.c: Ditto.
256 * gengenrtl.c: Ditto.
257 * genoutput.c: Ditto.
260 * gensupport.c: Ditto.
264 * haifa-sched.c: Ditto.
265 * hard-reg-set.h: Ditto.
267 * integrate.c: Ditto.
270 * local-alloc.c: Ditto.
272 * mips-tdump.c: Ditto.
273 * mips-tfile.c: Ditto.
276 * print-rtl.c: Ditto.
280 * reg-stack.c: Ditto.
290 * sched-deps.c: Ditto.
291 * sched-rgn.c: Ditto.
293 * simplify-rtx.c: Ditto.
295 * stor-layout.c: Ditto.
304 2001-10-10 Richard Henderson <rth@redhat.com>
306 * rtl.h (can_reverse_comparison_p): Remove.
308 2001-10-10 Christopher Faylor <cgf@redhat.com>
310 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
313 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
315 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
316 (Thanks to Chris Faylor for suggesting macro name).
317 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
319 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
320 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
321 (MATH_LIBRARY): Undef before definition.
322 (OUTPUT_QUOTED_STRING): Likewise.
323 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
325 2001-10-10 Richard Henderson <rth@redhat.com>
327 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
328 (fde_unencoded_compare): Likewise. Don't use subtraction to get
329 a tristate comparison value.
330 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
332 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
335 * unroll.c (loop_iterations): Ignore insns generated by loop
338 * config.gcc (mips*-*-gnu*): Delete support.
339 * config/mips/gnu.h: Remove.
341 2001-10-10 Kazu Hirata <kazu@hxi.com>
343 * calls.c: Fix formatting.
344 * c-decl.c: Likewise.
345 * cfgcleanup.c: Likewise.
346 * combine.c: Likewise.
347 * cppfiles.c: Likewise.
348 * cpplib.c: Likewise.
349 * cppmacro.c: Likewise.
350 * crtstuff.c: Likewise.
352 * dwarf2out.c: Likewise.
353 * expmed.c: Likewise.
355 * fold-const.c: Likewise.
356 * function.c: Likewise.
358 * genattrtab.c: Likewise.
359 * ggc-page.c: Likewise.
360 * integrate.c: Likewise.
361 * libgcc2.c: Likewise.
363 * optabs.c: Likewise.
364 * profile.c: Likewise.
365 * protoize.c: Likewise.
368 * reload1.c: Likewise.
369 * reload.c: Likewise.
371 * resource.c: Likewise.
372 * sched-rgn.c: Likewise.
373 * sdbout.c: Likewise.
375 * toplev.c: Likewise.
376 * varasm.c: Likewise.
378 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
380 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
381 * Makefile.in (langhooks.o): Add dependencies.
383 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
385 * rs6000.c (rs6000_emit_load_toc_table): Don't
386 strdup the toc label.
387 (create_TOC_reference): Likewise.
389 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
391 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
394 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
396 * config/i386/i386.c (ix86_attribute_table): Correct
397 min_len, max_len fields for dllimport, dllexport and shared.
399 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
401 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
402 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
403 Consistently use "nonzero" instead of "non-zero".
405 2001-10-09 Kazu Hirata <kazu@hxi.com>
407 * acconfig.h: Fix comment formatting.
408 * c-dump.h: Likewise.
409 * c-tree.h: Likewise.
410 * conditions.h: Likewise.
412 * function.h: Likewise.
415 * integrate.h: Likewise.
418 * optabs.h: Likewise.
420 2001-10-09 Kazu Hirata <kazu@hxi.com>
422 * c-common.h: Fix comment formatting.
423 * c-dump.c: Likewise.
425 * diagnostic.h: Likewise.
426 * except.c: Likewise.
428 * gcov-io.h: Likewise.
429 * genattrtab.c: Likewise.
430 * output.h: Likewise.
431 * predict.h: Likewise.
432 * reload1.c: Likewise.
433 * reload.h: Likewise.
434 * resource.h: Likewise.
436 * system.h: Likewise.
438 * tree-inline.c: Likewise.
439 * tsystem.h: Likewise.
440 * varasm.c: Likewise.
441 * xcoffout.h: Likewise.
443 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
445 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
447 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
449 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
450 config/i386/i386elf.h, config/i386/netbsd-elf.h,
451 config/i386/netware.h, config/mcore/gfloat.h,
452 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
453 config/netware.h, gccbug.in: Update FSF address.
455 2001-10-09 Kazu Hirata <kazu@hxi.com>
457 * c-common.c: Fix comment typos.
458 * cfgrtl.c: Likewise.
459 * collect2.c: Likewise.
460 * cpplex.c: Likewise.
461 * doloop.c: Likewise.
462 * dwarf2out.c: Likewise.
463 * dwarfout.c: Likewise.
465 * fold-const.c: Likewise.
469 * global.c: Likewise.
472 * optabs.c: Likewise.
473 * protoize.c: Likewise.
474 * regclass.c: Likewise.
479 * doc/cpp.texi: Likewise.
480 * doc/c-tree.texi: Likewise.
481 * doc/extend.texi: Likewise.
482 * doc/invoke.texi: Likewise.
483 * doc/objc.texi: Likewise.
484 * doc/tm.texi: Likewise.
486 2001-10-08 Richard Henderson <rth@redhat.com>
488 * varasm.c (set_named_section_flags): Initialize "declared".
490 2001-10-08 Robert Lipe <robertlipe@usa.net>
492 * varasm.c (struct in_named_entry): Add declared.
493 (named_section_first_declaration): New function.
494 (default_elf_asm_named_section): Use it.
495 * output.h (named_section_first_declaration): New.
497 2001-10-08 Richard Henderson <rth@redhat.com>
499 * i386.md (movsi_xor): Export.
500 (setcc peep2): Use it when available; add an alternative to
501 match zero_extendhisi2_and.
503 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
505 * romp-protos.h (romp_initialize_trampoline): New function.
506 * romp.c (romp_initialize_trampoline): Likewise.
507 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
508 romp_initialize_trampoline.
510 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
512 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
513 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
514 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
515 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
517 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
519 * unroll.c (loop_iterations): Extend check for multiple back edges.
521 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
523 * langhooks.h: New file.
524 * Makefile.in (OBJS): Added langhooks.o.
525 (c-lang.o): Depend on langhooks.h.
526 (c-common.o): Don't depend on tree-inline.h.
527 (tree-inline.o): Depend on toplev.h.
528 (langhooks.o): New rule.
529 * c-common.c: Don't include tree-inline.h.
530 (c_mark_lang_decl): Mark argument c as unused.
531 (c_common_lang_init): Don't initialize hooks here.
532 * c-lang.c: Include langhooks.h, then override some macros.
533 (lang_hooks): Initialize with macros in langhooks.h.
534 (c_init): Don't initialize hooks here.
535 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
536 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
537 * tree-inline.c: Include toplev.h. Don't define hook variables.
538 * tree-inline.h: Don't define hook types nor declare hook
539 variables. Move macros to...
540 * langhooks.c: ... new file, as functions. Adjust all callers.
542 2001-10-08 Jeffrey A Law <law@cygnus.com>
544 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
545 purge_mem_unchanging_flag on all instructions, not just on those
546 before NOTE_INSN_FUNCTION_BEG.
548 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
550 * cppmacro.c (_cpp_create_definition): Leave comments off.
552 * doc/cpp.texi: Update.
554 2001-10-08 DJ Delorie <dj@redhat.com>
556 * c-decl.c (grokfield): Make sure the only unnamed fields
557 we're allowing are either structs or unions.
558 * doc/extend.texi: Add documentation for the unnamed field
561 2001-10-08 Zack Weinberg <zack@codesourcery.com>
563 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
564 * configure.in: Use it.
565 * configure: Regenerated.
566 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
567 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
569 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
571 * cppfiles.c (open_file): Don't mark zero-length files
572 never-reread here. Don't output diagnostics here either.
573 (stack_include_file): Mark them never-reread here.
574 (_cpp_read_file): Update.
576 2001-10-08 Richard Henderson <rth@redhat.com>
578 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
580 2001-10-08 Richard Henderson <rth@redhat.com>
582 * expr.c (store_expr): When converting a CONST_INT for storage
583 in a SUBREG, convert it to both SUBREG modes before stripping
586 2001-10-08 Richard Henderson <rth@redhat.com>
588 * varasm.c (restore_varasm_status): New.
589 * function.h: Declare it.
590 * function.c (pop_function_context_from): Call it.
592 2001-10-08 Richard Henderson <rth@redhat.com>
594 * c-common.h (struct c_lang_decl): Add declared_inline.
595 * c-tree.h (DECL_DECLARED_INLINE_P): New.
596 * c-lang.c (c_disregard_inline_limits): Use it.
597 * c-decl.c (duplicate_decls): Likewise.
598 (pushdecl, redeclaration_error_message): Likewise.
599 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
600 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
601 Set DECL_INLINE if -finline-functions.
602 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
604 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
606 * cppmacro.c (funlike_invocation_p): Move some logic to caller
607 in enter_macro_context. Create a padding token in its own context
608 if necessary when the search for '(' fails.
609 (enter_macro_context): Update.
611 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
613 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
614 genmultilib, toplev.c: Fix spelling errors of "separate" as
615 "seperate", and corresponding spelling errors of related words.
617 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
619 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
620 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
622 * c-dump.c (dump_option_value_info): Likewise.
623 * c-format.c (format_length_info, format_char_info,
624 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
625 * collect2.c (names): Likewise.
626 * cppdefault.h (default_include): Likewise.
627 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
628 * flow.c (life_analysis): Likewise.
629 * gcc.c (dir_separator_str, modify_target, option_map,
630 target_option_translations, spec_list_1, extra_specs_1,
631 init_spec): Likewise.
632 * gcov.c (gcov_version_string): Likewise.
633 * genattr.c (write_units): Likewise.
634 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
635 * gengenrtl.c (rtx_definition, defs): Likewise.
636 * genrecog.c (pred_table): Likewise.
637 * global.c (global_alloc): Likewise.
638 * lcm.c (optimize_mode_switching): Likewise.
639 * local-alloc.c (find_free_reg): Likewise.
640 * params.h (param_info): Likewise.
641 * predict.c (predictor_info): Likewise.
642 * protoize.c (unexpansion_struct): Likewise.
643 * real.c (bmask): Likewise.
644 * recog.h (insn_operand_data, insn_data): Likewise.
645 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
646 * stmt.c (expand_nl_goto_receiver): Likewise.
647 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
648 target_switches, target_options): Likewise.
649 * tradcif.y (token, tokentab2, yylex): Likewise.
650 * tree.h (attribute_spec): Likewise.
652 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
654 * arc.c (arc_output_function_epilogue): Likewise.
655 * arm.c (processors, all_cores, all_architectures,
656 arm_override_options, isr_attribute_arg, isr_attribute_args,
657 arm_isr_value): Likewise.
658 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
660 * c4x.c (c4x_int_reglist): Likewise.
661 * d30v.c (override_options): Likewise.
662 * h8300.c (shift_insn): Likewise.
663 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
664 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
665 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
666 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
667 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
668 * i386.h (processor_costs, ix86_cost): Likewise.
669 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
670 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
671 * m68k.c (codes_68881, codes_FPA): Likewise.
672 * m88k.c (mode_from_align, max_from_align, all_from_align,
673 best_from_align, m_options): Likewise.
674 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
675 * mcore.c (mode_from_align): Likewise.
676 * mips/elf64.h (UNIQUE_SECTION): Likewise.
677 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
678 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
679 * mips.h (mips_regno_to_class): Likewise.
680 * ns32k.c (scales): Likewise.
681 * pa.c (import_string, magic_milli): Likewise.
682 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
683 * sparc.c (leaf_reg_remap, sparc_override_options,
684 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
686 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
688 2001-10-07 Dale Johannesen <dalej@apple.com>
690 * reload1.c (reload_reg_free_p): Teach register interference
691 checking that multiple output reloads are emitted in
693 reload1.c (reload_reg_reaches_end_p): Ditto.
694 reload1.c (reloads_conflict): Ditto.
696 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
698 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
699 NULL_TREE inside @code.
701 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
703 * doc/gcc.texi: Document consistent style of "32-bit",
704 "Objective-C", and "@code{NULL}".
706 2001-10-06 Zack Weinberg <zack@codesourcery.com>
708 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
709 (cpp_token_len, cpp_spell_token, cpp_output_token,
710 _cpp_equiv_tokens): Handle it.
711 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
712 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
713 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
716 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
718 * gcc.c (default_compilers): Remove .ada.
720 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
722 * doc/cppinternals.texi: Update.
724 2001-10-06 Zack Weinberg <zack@codesourcery.com>
726 * gcc.c (main): Set this_file_error if the appropriate
727 compiler for a language has not been installed.
729 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
731 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
733 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
735 * gccbug.in (CATEGORIES): Add ada.
737 2001-10-05 Catherine Moore <clm@redhat.com>
739 * config/stormy16/stormy-abi: Document abi changes.
740 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
741 (ICALL_REGS): New register class.
742 (NUM_ARGUMENT_REGISTERS): Now 6.
743 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
745 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
746 * config/stormy16.md (call_internal, call_value_internal,
747 indirect_jump): Use new 'z' constraint.
749 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
751 * doc/cppinternals.texi: Update.
753 2001-10-05 Richard Henderson <rth@redhat.com>
755 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
756 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
757 the gas section-name-as-label feature.
759 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
761 * doc/cppinternals.texi: Update.
763 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
765 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
766 to ensure valid SImode constants.
768 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
770 * Makefile.in (c-decl.o): Depend on tree-inline.h.
771 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
772 * c-decl.c: Include tree-inline.h.
773 (c_expand_body): Call optimize_inline_calls. Determine whether
774 a function is inlinable upfront, and only clear
775 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
776 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
777 (c_disregard_inline_limits): New function.
778 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
779 (c_post_options): Enable tree inlining if inlining is enabled.
780 Don't inline trees when instrumenting functions.
781 (c_init): Initialize lang_disregard_inline_limits and
782 lang_cannot_inline_tree_fn.
783 * tree-inline.c (initialize_inlined_parameters): Handle calls
784 with fewer arguments than declared parameters, and fewer
785 parameters than passed arguments. Don't assume value is a
787 (declare_return_variable): Convert return value back to the
788 original type, if it was promoted.
789 (tree_inlinable_function_p): New function.
790 (inlinable_function_p): Don't look at DECL_INLINE if we're
791 inlining all functions. Make it work with a NULL id.
792 Re-check DECL_UNINLINABLE after language-specific checks.
793 * tree-inline.h (tree_inlinable_function_p): Declare it.
794 * integrate.c (save_for_inline): Don't bother to prepare argvec
796 * cse.c (check_for_label_ref): Don't check deleted labels.
798 * Makefile.in (tree-inline.o): Depend on newly-included headers.
799 * tree-inline.c: Include headers needed for the functions moved in.
800 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
801 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
802 (copy_body, initialize_inlined_parameters): Likewise.
803 (declare_return_variable, inlinable_function_p): Likewise.
804 (expand_call_inline, expand_calls_inline): Likewise.
805 (optimize_inline_calls, clone_body): Likewise.
806 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
807 (copy_tree_r, remap_save_expr): Likewise.
809 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
811 * Makefile.in (OBJS): Added tree-inline.o.
812 (c-common.o): Depend on tree-inline.h.
813 (tree-inline.o): New target.
814 * c-common.c: Include tree-inline.h.
815 (c_mark_lang_decl): Don't mark saved_tree.
816 (c_common_lang_init): Set lang_anon_aggr_type_p.
817 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
818 (struct c_lang_decl): Moved saved_tree to tree_decl.
819 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
820 * integrate.h (function_attribute_inlinable_p): Declare it.
821 * integrate.c (function_attribute_inlinable_p): Export it.
822 * tree-inline.c: New file. Define variables declared in...
823 * tree-inline.h: New file. Declare functions to be moved to
824 tree-inline.c. Define macros and declare types and hooks for
825 language-specific tree inlining.
826 (flag_inline_trees): Moved definition from cp/decl2.c.
827 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
828 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
829 (struct tree_decl): Moved saved_tree from c_lang_decl and
830 inlined_fns from C++'s lang_decl.
832 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
834 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
835 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
837 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
839 * doc/cppinternals.texi: Update.
841 2001-10-04 Eric Christopher <echristo@redhat.com>
843 * config/mips/mips.c (init_cumulative_args): Remember to set
845 * config.gcc: Redo linux configuration. Add target_cpu_default
846 of soft-float to all mipsisa32 combinations and tx39.
847 * config/mips/linux.h: Remove include of mips.h.
849 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
851 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
852 HOST_LDFLAGS and HOST_CPPFLAGS.
854 2001-10-03 Ziemowit Laski <zlaski@apple.com>
856 * c-parse.in (objc_inherit_code, objc_pq_context,
857 objc_public_flag): Make static.
858 (objc_interface_context, objc_implementation_context,
859 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
860 global tree array in objc/objc-act.[ch].
861 (methoddef): Remove unnecessary code.
863 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
864 Hoist struct definitions to objc-act.h.
865 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
866 cat_count): Place declaration in objc-act.h.
867 (objc_tree_index): Move enumeration to objc-act.h.
868 (objc_global_trees): Place declaration and macro accessors in
870 (implementation_context): Remove duplicate; use
871 objc_implementation_context instead:
872 (method_context): Remove duplicate; use objc_method_context
874 (objc_ellipsis_node, objc_method_prototype_template,
875 implemented_classes, function_type): Move global vars to
877 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
878 (build_message_expr): Move actual construction of ObjC message
879 send nodes to finish_message_expr.
880 (finish_message_expr): New routine, contains code formerly in
882 * objc/objc-act.h (finish_message_expr): New prototype.
883 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
884 declarations; these vars are now part of objc_global_trees.
885 (objc_tree_index, objc_global_trees): Move definitions from
887 * objc/objc-tree.def: Update copyright info.
889 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
891 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
893 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
894 only if TARGET_ARCH64.
896 2001-10-02 Bernd Schmidt <bernds@redhat.com>
898 * doc/extend.texi: Fix some problems with previous checkin.
899 * doc/invoke.texi: Likewise.
901 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
903 * cpphash.h: Update comments.
904 (cpp_context): Update.
905 (spec_nodes): Remove n__Pragma.
906 * cppinit.c (cpp_create_reader): Update.
907 (builtin_array): Add _Pragma.
908 * cpplib.h: Update comments.
909 (NODE_DISABLED, BT_PRAGMA): New.
910 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
911 * cppmacro.c (struct cpp_macro): Remove disabled.
912 (builtin_macro): Return int, handle _Pragma, push the new token
913 on the context stack.
914 (funlike_invocation_p): Unconstify, update.
915 (enter_macro_context): Handle builtins here.
916 (replace_args, push_token_context, push_ptoken_context):
917 Update for prototype changes.
918 (_cpp_pop_context): Update.
919 (cpp_get_token): Don't handle buitins, nor _Pragma here.
920 (cpp_sys_macro_p): Update.
921 (_cpp_free_definition): Clear disabled flag.
922 (_cpp_create_definition): Upate.
923 * cppmain.c: Update comments.
925 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
926 Andreas Jaeger <aj@suse.de>,
927 Jan Hubicka <jh@suse.cz>
929 * doc/invoke.texi (i386 Options): Document x86-64 options.
930 (i386 and x86-64 Options): Rename i386 options section.
932 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
933 (TARGET_SWITCHES): Add -munwind-info.
934 (MASK_NO_UNWIND_INFO): New.
935 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
937 (ASM_OUTPUT_DOUBLE_INT): New.
939 * config/i386/linux64.h: New spec file for Linux x86-64 support.
940 * config.gcc: Fix tm_file settings for x86-64.
941 * config/i386/x86-64.h: New file with OS independent x86-64
943 * config/i386/biarch64.h: New file used to configure compiler
944 to biarch/64bit compilation.
946 * config/i386/i386.c: (override_options): Set flags default
947 for 64bit compilation.
949 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
951 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
952 (ix86_expand_int_movcc): Optimize DImode conditional moves with
954 (ix86_attr_length_immediate_default): Support MODE_DI.
955 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
957 (indirect_jump, tablejump): Turn into expander.
959 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
961 * c-common.c (c_format_attribute_table): Make format and
962 format_arg attributes apply to function types rather than to
964 (is_valid_printf_arglist): Construct an attribute list and pass
965 that to check_function_format rather than a name.
966 * c-common.h (check_function_format): Adjust prototype.
967 * c-decl.c (duplicate_decls): Preserve attributes from type of
968 built-in decl when allowing for harmless conflict in types.
969 * c-format.c (record_function_format,
970 record_international_format, function_format_list,
971 international_format_info, international_format_list): Remove.
972 (function_format_info): Remove next, name and assembler_name.
973 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
974 (decode_format_attr): New.
975 (handle_format_attribute): Handle receiving a type rather than a
976 decl. Call decode_format_attr. Store format information in a
977 function_format_info.
978 (handle_format_arg_attribute): Correct comment. Handle receiving
979 a type rather than a decl. Use unsigned HOST_WIDE_INT for
981 (check_format_info_recurse, check_format_info_main): Take argument
982 numbers as unsigned HOST_WIDE_INT.
983 (check_function_format): Take a list of attributes from the
984 function type rather than a name or assembler name. Check for
985 format attributes in that list and the attributes on the type of
986 the current function rather than looking through
987 function_format_list.
988 (check_format_info): Use unsigned HOST_WIDE_INT for argument
990 (check_format_info_recurse): Take format_arg attributes from the
991 type of the function calls rather than using
992 international_format_list. Allow for multiple format_arg
994 * c-typeck.c (build_function_call): Pass type attributes to
995 check_function_format rather than name or assembler name. Don't
996 require there to be a name or assembler name to check formats.
998 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1000 * attribs.c (decl_attributes): Possibly call
1001 insert_default_attributes to insert default attributes on
1002 functions in a lazy manner.
1003 * builtin-attrs.def: New file; define the default format and
1004 format_arg attributes.
1005 * c-common.c (c_format_attribute_table): Move to earlier in the
1007 (c_common_nodes_and_builtins): Initialize format_attribute_table.
1008 (enum built_in_attribute, built_in_attributes,
1009 c_attrs_initialized, c_init_attributes,
1010 c_common_insert_default_attributes): New.
1011 (c_common_lang_init): Don't initialize format_attribute_table. Do
1012 call c_init_attributes.
1013 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
1014 * c-common.h (init_function_format_info): Don't declare.
1015 (c_common_insert_default_attributes): Declare.
1016 * c-decl.c (implicitly_declare, builtin_function): Call
1018 (init_decl_processing): Don't call init_function_format_info.
1019 (insert_default_attributes): New.
1020 * c-format.c (handle_format_attribute,
1021 handle_format_arg_attribute): Be quiet about inappropriate
1022 declaration when applying default attributes.
1023 (init_function_format_info): Remove.
1024 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
1025 (insert_default_attributes): Declare.
1027 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1029 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
1031 2001-10-01 Jim Wilson <wilson@redhat.com>
1033 * sched-deps.c (add_dependence): When elide conditional dependence,
1034 check that insn doesn't modify cond2.
1036 2001-10-01 Dale Johannesen <dalej@apple.com>
1038 * config/rs6000/rs6000.h (enum processor_type): Add support
1039 for 7400 (G4) and 7450.
1041 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1042 (rs6000_issue_rate): Ditto.
1043 (rs6000_adjust_cost): Fix cycle counts for compares.
1044 (debug_stack_info): Fix an obvious typo.
1045 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
1046 * doc/invoke.texi: Document.
1047 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
1049 (PROCESSOR_DEFAULT): Ditto.
1051 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
1053 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
1054 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
1055 later recursive make invocation.
1057 2001-10-01 Hans Boehm <boehm@acm.org>
1059 * optabs.c (emit_libcall_block): When using non-call exceptions,
1060 don't add REG_LIBCALL reg notes to trapping calls.
1062 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
1064 * flow.c (propagate_block_delete_libcall): Remove unused first arg
1065 (propagate_one_insn): Update for above change
1067 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
1069 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
1070 _Unwind_GetTextRelBase): Argument is unused.
1072 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1074 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
1075 Loop through NOPs, placeholders, and components.
1076 Don't go through NOPs if change mode.
1077 (record_alias_subset): Do nothing if SUBSET and SET are the same.
1078 * emit-rtl.c (set_mem_alias_set): Enable check.
1079 * expr.c (find_placeholder): New function.
1080 (expand_expr, case PLACEHOLDER_EXPR): Use it.
1081 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
1082 to modify it and avoid unneeded copies.
1083 * expr.h (expand_expr): Always define.
1084 (find_placeholder): New declaration.
1086 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1088 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
1089 operand 2 is the stack pointer.
1090 ("addr-peephole"): Fix address computation peephole when operand 2
1091 is the stack pointer.
1093 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1095 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
1096 (ix86_setup_incoming_varargs): Likewise.
1098 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
1100 * stor-layout.c (layout_type): Don't complain about too-large
1103 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1105 * function.c (keep_stack_depressed): Don't use delete_insn.
1107 * expr.h (set_mem_alias_set): Move decl to here.
1108 * rtl.h (mem_attrs): New typedef and struct.
1109 (union rtunion_def): Add field for mem_attrs.
1110 (X0MEMATTR, MEM_ATTRS): New macros.
1111 (MEM_ALIAS_SET): Use MEM_ATTRS.
1112 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
1113 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
1114 (set_mem_alias_set): Delete decl from here.
1116 * alias.c (set_mem_alias_set): Delete from here.
1117 * emit-rtl.c (mem_attrs_htab): New variable.
1118 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
1119 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
1120 (mem_attrs_mark, get_mem_attrs): Likewise.
1121 (gen_rtx_MEM): Clear MEM_ATTRS.
1122 (set_mem_attributes): Move to here.
1123 (set_mem_alias_set): Likewise, and call get_mem_attrs.
1124 (init_emit_once): const_int_htab now deletable htab.
1125 Initialize mem_attrs_htab.
1126 * explow.c (set_mem_attributes): Delete from here.
1127 * function.c (put_var_into_stack): Clear MEM_ATTRS.
1128 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
1129 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
1130 * reload1.c (reload): Rework changing REG to MEM.
1132 2001-09-30 H.J. Lu <hjl@gnu.org>
1134 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
1135 * config.in: Rebuild.
1137 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1139 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
1140 ("tsthi_1"): Avoid allocation in register y.
1141 ("*movqi_68hc12"): Reorganize and fix constraints.
1142 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
1143 ("addqi3"): Likewise.
1144 ("addhi3"): Fix constraints.
1145 ("*logicalhi3_zexthi"): Disparage soft registers.
1147 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1149 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
1152 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1154 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
1155 that we use setjmp/longjmp exceptions.
1157 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
1159 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
1160 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
1161 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
1162 _cpp_pool_alloc, _cpp_next_chunk): Remove.
1163 (_cpp_extend_buff, BUFF_ROOM): Update.
1164 (_cpp_append_extend_buff): New.
1165 (struct cpp_reader): Remove macro_pool, add a_buff.
1166 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
1168 (cpp_destroy): Free a_buff instead of macro_pool.
1169 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
1170 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
1171 _cpp_pool_alloc, ): Remove.
1172 (parse_number, parse_string): Update use of _cpp_extend_buff.
1173 (_cpp_extend_buff): Update.
1174 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
1175 * cpplib.c (glue_header_name, parse_answer):
1176 Update use of _cpp_extend_buff.
1177 (cpp_register_pragma, cpp_register_pragma_space): Use
1179 (do_assert, do_unassert): Check for EOL, update.
1180 * cppmacro.c (stringify_arg, collect_args): Update to use
1181 _cpp_extend_buff and _cpp_append_extend_buff.
1182 (save_parameter, parse_params, alloc_expansion_token,
1183 _cpp_create_definition): Rework memory management.
1185 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
1187 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
1188 update md_exec_prefix.
1189 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
1192 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
1194 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
1195 (SELECT_CC_MODE): Use s390_select_ccmode.
1196 * config/s390/s390-protos.h (s390_select_ccmode): Add.
1197 * config/s390/s390.c (s390_select_ccmode): New.
1198 (s390_match_ccmode): Add CCLmode.
1199 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
1200 (output_branch_condition, output_inverse_branch_condition): Removed.
1201 (print_operand): Use s390_branch_condition_mnemonic.
1202 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
1203 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
1204 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
1206 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
1207 when converting conditional branches to far branches.
1208 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
1209 cmpint_di): Use CCSmode instead of CCUmode.
1211 * config/s390/s390.c (legitimate_la_operand_p): New.
1212 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
1213 * config/s390/s390.md (movsi): Convert load address patterns to
1214 arithmetic operations when necessary.
1215 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
1216 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
1217 (*do_la_reg_0): Don't use before reload.
1219 * config/s390/s390.c (legitimize_address): Make more efficient
1220 use of two-register addressing mode.
1222 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
1223 with -mno-backchain in some corner cases.
1225 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
1227 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
1229 * reload.c (find_reloads): Mark new USE insns with QImode.
1230 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
1231 find_reloads_subreg_address): Likewise.
1232 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
1234 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
1236 (reload): Make sure there are no USEs with mode other than
1237 VOIDmode. At the end, remove those marked with QImode.
1239 2001-09-29 Per Bothner <per@bothner.com>
1241 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
1242 * Makefile.in (includedir): Rename to local_includedir.
1243 (includedir): Define as $(prefix)/include.
1244 * config.in (PREFIX_INCLUDE_DIR): New variable.
1245 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
1247 2001-09-29 Bernd Schmidt <bernds@redhat.com>
1249 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
1251 * doc/extend.texi (Vector Extensions): New node.
1252 * doc/invoke.texi (Machine Dependent Options): Add documentation for
1253 i386 -mmmx, -msse, -m3dnow.
1255 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1257 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
1259 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
1261 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
1263 * doc/invoke.texi (Optimize Options): Delete spurious @table.
1265 2001-09-28 Richard Henderson <rth@redhat.com>
1267 * varasm.c (assemble_integer): Bound alignment check by
1270 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
1272 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1274 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1276 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1278 Mostly from Graham Stott <grahams@redhat.com>
1279 * c-common.c (type_for_mode): Add support for V2SFmode.
1280 * tree.c (build_common_tree_nodes_2): Likewise.
1281 * tree.h (enum tree_index, global_trees): Likewise.
1282 * config/i386/i386.c (x86_3dnow_a): New variable.
1283 (override_options): Support 3Dnow extensions.
1284 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
1285 Athlon's version of 3Dnow.
1286 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
1287 (ix86_expand_builtin): Handle them.
1288 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
1289 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
1290 TARGET_3DNOW_A): New macros.
1291 (TARGET_SWITCHES): Add 3Dnow switches.
1292 (VALID_MMX_REG_MODE_3DNOW): New macro.
1293 (VECTOR_MODE_SUPPORTED_P): Use it.
1294 (enum ix86_builtins): Add entries for 3Dnow builtins.
1295 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
1296 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
1297 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
1298 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
1299 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
1300 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
1301 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
1302 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
1303 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
1304 sfence_insn, prefetch): Make these available if TARGET_SSE or
1307 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1309 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
1310 ix86_va_start, ix86_build_va_list): Declare.
1311 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
1312 ix86_va_start, ix86_build_va_list): New global functions.
1313 * i386.md (sse_prologue_save_insn): New insn.
1314 (sse_prologue_save): New expander.
1315 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
1316 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
1318 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1320 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
1321 Use size_t everywhere, make definitions consistent with
1324 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1326 * gcse.c (replace_store_insn): Use delete_insn.
1327 * loop.c (move_movables): Likewise; avoid delete_insn
1328 from clobbering notes moved elsewhere.
1329 (check_dbra_loop): Use delete_insn.
1330 * ssa.c (convert_from_ssa): Likewise.
1331 * cse.c (cse_insn): Use delete_insn.
1333 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1335 * cpphash.h (struct cpp_buff): Make unsigned.
1336 (_cpp_get_buff): Take length of size_t.
1337 (_cpp_unaligned_alloc): New.
1338 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
1339 (struct cpp_reader): Remove ident_pool. Add u_buff.
1340 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
1341 (cpp_destroy): Destroy u_buff, not ident_pool.
1342 * cpplex.c (parse_number, parse_string, save_comment,
1343 cpp_token_as_text): Update to use the unaligned buffer.
1344 (new_buff): Make unsigned.
1345 (_cpp_unaligned_alloc): New.
1346 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
1347 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
1349 (collect_args): Make unsigned.
1351 2001-09-27 Zack Weinberg <zack@codesourcery.com>
1353 * cpplex.c (cpp_output_token): Use a putc loop for
1354 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
1356 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
1357 * configure, config.in: Regenerate.
1358 * system.h: Replace fwrite and fprintf with their unlocked
1359 variants if available.
1361 2001-09-27 Richard Henderson <rth@redhat.com>
1363 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
1364 in favour of .eh_frame.
1366 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
1368 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
1370 (LIBCALL_VALUE): Likewise.
1372 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1374 * cpphash.h: Update comment.
1375 * cpplex.c: Update comments.
1376 (_cpp_can_paste): Remove.
1377 * cpplib.h (_cpp_can_paste): Remove.
1378 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
1379 lexer rather than _cpp_can_paste.
1381 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1383 * doc/cppinternals.texi: Update.
1385 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1387 * cpphash.h (struct cpp_pool): Remove locks and locked.
1388 (struct cpp_context): Add member buff.
1389 (struct cpp_reader): Remove member argument_pool.
1390 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1391 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
1392 * cpplex.c (chunk_suitable): Remove pool argument.
1393 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
1394 (new_buff, _cpp_extend_buff): Update.
1395 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
1396 which buffer is returned.
1397 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
1398 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1399 * cppmacro.c (lock_pools, unlock_pools): Remove.
1400 (push_ptoken_context): Take a _cpp_buff.
1401 (enter_macro_context): Pool locking removed.
1402 (replace_args): Use a _cpp_buff for the replacement list with
1404 (push_token_context): Clear buff.
1405 (expand_arg): Use _cpp_pop_context.
1406 (_cpp_pop_context): Free a context's buffer, if any.
1408 2001-09-26 DJ Delorie <dj@redhat.com>
1410 * c-typeck.c (digest_init): Check for sizeless arrays.
1412 2001-09-26 Richard Henderson <rth@redhat.com>
1414 * optabs.c (init_one_libfunc): Create a dummy function type
1415 instead of using error_mark_node.
1417 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1419 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
1420 _cpp_extend_buff, _cpp_free_buff): New.
1421 (struct cpp_reader): New member free_buffs.
1422 * cppinit.c (cpp_destroy): Free buffers.
1423 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
1424 _cpp_extend_buff, _cpp_free_buff): New.
1425 * cpplib.h (struct cpp_options): Remove unused member.
1426 * cppmacro.c (collect_args): New. Combines the old parse_arg
1427 and parse_args. Use _cpp_buff for memory allocation.
1428 (funlike_invocation_p, replace_args): Update.
1430 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1432 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
1434 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
1436 * except.c (sjlj_mark_call_sites): Change address inside sequence.
1438 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
1440 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
1443 2001-09-25 Janis Johnson <janis187@us.ibm.com>
1444 Jim Wilson <wilson@redhat.com>
1446 * doc/install.texi (Specific, ia64-*-linux): Document.
1448 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1450 * Makefile.in (cfgrtl.o): Add.
1451 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1452 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1453 free_aux_for_edge): Declare.
1455 (HAVE_return): Undefine.
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): New global functions.
1459 (first_delete_block): New static variable.
1460 (init_flow): Clear first_delete_block.
1461 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
1462 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
1463 try_redirect_by_replacing_jump, last_loop_beg_note,
1464 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
1465 delete_insn, delete_insn_chain, create_basic_block_structure,
1466 create_basic_block, flow_delete_block, compute_bb_for_insn,
1467 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
1468 set_block_for_new_insns, split_block, merge_blocks_nomove,
1469 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1470 redirect_edge_and_branch, force_nonfallthru_and_redirect,
1471 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
1472 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
1473 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
1474 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
1475 purge_all_dead_edges): Move to ....
1476 * cfgrtl.c: New file; .... Here.
1478 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
1479 (reroder_basic_block): Use alloc_aux_for_blocks.
1480 * predict.c (estimate_bb_frequencies): Likewise; use
1481 alloc_aux_for_edges.
1482 * profile.c (compute_branch_probabilities): Likewise.
1483 (branch_prob): Likewise.
1484 * reg-stack.c (reg_to_stack): Likewise.
1486 * emit-rtl.c (emit_insns_after): Never return NULL.
1488 * basic-block.h (set_block_for_new_insns): Delete.
1489 * cfgrtl.c (set_block_for_new_insns): Delete.
1491 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
1492 calls when crossjumping.
1494 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
1495 * unroll.c (copy_loop_body): Use delete_insn.
1497 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
1498 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
1499 keep_stack_depressed): Likewise.
1500 * gcse.c (cprop_cc0_jump): Likewise.
1501 * local-alloc.c (update_equiv_regs): Likewise.
1502 * loop.c (scan_loop, loop_delete_insns): Likewise.
1503 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
1504 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
1505 delete_output_reload, delete_address_reloads_1,
1506 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
1508 * sibcall.c (replace_call_placeholder): Likewise.
1509 * cse.c (cse_insn): Likewise.
1511 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1513 From Graham Stott <grahams@redhat.com>
1514 (def_builtin): Only define builtins appropriate for target_flags. All
1516 (builtin_decsription): Add new field mask which is used to determine
1517 when to define the builtin via the macro def_builtin.
1519 (bdesc_comi): Initialise new mask fields.
1520 (bdesc_2srg): Likewise.
1521 (bdesc_1arg): Likewise.
1523 * config/i386/i386.c (ix86_init_builtins): Correct return type
1524 building v4hi_ftype_v4hi_int_int tree node.
1525 (ix86_expand_sse_comi): Fix typo swapping operands.
1526 Don't swap comparision condition, it is already swapped.
1527 (ix86_expand_sse_compare): Before swapping operands
1528 move operand 1 into new rtx and not the target rtx.
1529 Don't swap comparison condition, it is already swapped.
1530 Always check whether we need to create a new TARGET.
1532 * config/i386/i386.md: (sse_comi) Fix typos.
1533 (sse_ucomi): Likewise.
1534 (cvtss2si): Fix operand 0 contraint.
1535 (cvttss2si): Likewise.
1536 (sse_unpckhps): Fix mode for operand 2.
1537 (sse_unpcklps): Likewise.
1539 2001-09-25 Graham Stott <grahams@redhat.com>
1541 * sibcall.c (skip_copy_to_return_value): Tighten return value
1544 2001-09-24 David Edelsohn <edelsohn@gnu.org>
1546 * rs6000.c (lwa_operand): Address must be word aligned.
1548 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1550 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
1551 number has been set.
1552 (type_hash_mark): Mark type itself.
1554 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
1556 * c-lex.c (cb_def_pragma): Update.
1557 (c_lex): Update, and skip padding.
1558 * cppexp.c (lex, parse_defined): Update, remove unused variable.
1559 * cpphash.h (struct toklist): Delete.
1560 (union utoken): New.
1561 (struct cpp_context): Update.
1562 (struct cpp_reader): New members eof, avoid_paste.
1563 (_cpp_temp_token): New.
1564 * cppinit.c (cpp_create_reader): Update.
1565 * cpplex.c (_cpp_temp_token): New.
1566 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
1567 (cpp_output_token): Don't print leading whitespace.
1568 (cpp_output_line): Update.
1569 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
1570 do_include_common, do_line, do_ident, do_pragma,
1571 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
1572 parse_assertion): Update.
1573 (get_token_no_padding): New.
1574 * cpplib.h (CPP_PADDING): New.
1575 (AVOID_LPASTE): Delete.
1576 (struct cpp_token): New union member source.
1577 (cpp_get_token): Update.
1578 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
1579 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
1580 replace_args, quote_string, stringify_arg, parse_arg, next_context,
1581 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
1582 _cpp_backup_tokens, _cpp_create_definition): Update.
1583 (push_arg_context): Delete.
1584 (padding_token, push_token_context, push_ptoken_context): New.
1585 (make_string_token, make_number_token): Update, rename.
1586 (cpp_get_token): Update to handle tokens as pointers to const,
1587 and insert padding appropriately.
1588 * cppmain.c (struct printer): New member prev.
1589 (check_multiline_token): Constify.
1590 (do_preprocessing, cb_line_change): Update.
1591 (scan_translation_unit): Update to handle spacing.
1592 * scan-decls.c (get_a_token): New.
1593 (skip_to_closing_brace, scan_decls): Update.
1594 * fix-header.c (read_scan_file): Update.
1596 * doc/cpp.texi: Update.
1598 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1600 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
1601 leak by passing malloc'ed pointer to reconcat, not concat.
1603 2001-09-24 DJ Delorie <dj@redhat.com>
1605 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
1607 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
1609 * flow.c (delete_dead_jumptables): Delete jumptable if the only
1610 reference is from the literal pool.
1612 2001-09-24 Janis Johnson <janis187@us.ibm.com>
1614 * doc/install.texi (Final install): Request additional information
1615 in mail about successful builds.
1617 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1619 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
1620 initial value of return pointer register instead of value in frame-20.
1623 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1625 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
1626 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
1627 the libcall if there isn't a referenced identifier for the symbol.
1629 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1631 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
1632 non 64-bit machines. Use these as a plabel for the trampoline.
1633 (TRAMPOLINE_SIZE): Adjust size for new words.
1634 (INITIALIZE_TRAMPOLINE): Initialize new words.
1635 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
1636 pointer to the plabel in the trampoline.
1638 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1640 * pa.c (function_arg): Pass floating arguments in both general and
1641 floating registers in indirect (dynamic) calls when generating code
1642 for the 32 bit ABI and the HP assembler.
1644 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1646 * doc/install.texi: Markup fixes.
1647 Use Solaris 2, SunOS 4 as appropriate.
1648 (Specific, *-*-solaris2*): Explain this.
1649 Unconditionally warn against /usr/ucb tools.
1650 Remove Sun as warning, obsolete.
1651 Move X11 header bug workaround here, update patches.
1652 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
1653 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
1655 2001-09-23 Zack Weinberg <zack@codesourcery.com>
1657 * errors.h (warning, error, fatal, internal_error): Don't mark
1658 with ATTRIBUTE_PRINTF_n.
1659 * toplev.h (internal_error, fatal_io_error, warning, error,
1660 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
1661 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
1664 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1666 * function.c (pop_function_context_from): var_refs_queue
1667 and temp slots now in GC memory.
1668 (mark_function_status, free_after_compilation): Likewise;
1669 also struct function now in GC memory.
1670 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
1671 (combine_temp_slots): Likewise.
1672 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
1673 (prepare_function_start): Use GC memory for struct function.
1674 (mark_temp_slot): Deleted.
1675 (gcc_mark_struct_function): struct function now in GC memory.
1677 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
1678 code for division, not modulus.
1680 * rtl.def (MEM): Remove obsolete part of comment.
1682 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
1684 * c-format.c (init_function_format_info): Check __builtin_printf
1685 and __builtin_fprintf even if -ffreestanding. Check C99 functions
1688 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1690 * c-common.c (format_attribute_table): Remove decl.
1691 * tree.h (format_attribute_table, lang_attribute_table): New decls.
1692 (lang_attribute_common): Likewise.
1694 * function.c (fix_lexical_address): Use set_mem_alias_set.
1695 (expand_function_start): Likewise.
1696 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
1698 * varasm.c (output_constant): Fix unused variable warning.
1700 * attribs.c: New file, from c-common.c.
1701 (attribute_tables): Now four elements.
1702 (format_attribute_table, lang_attribute_common): New variables.
1703 (init_attributes): Reflect above changes.
1704 (handle_mode_attribute): Delete check for wider than uintmax.
1705 * c-common.c: Delete parts moved to attribs.c.
1706 (enum attrs): Deleted; unused.
1707 (c_format_attribute_table): New variable.
1708 (c_common_lang_init): Initialize format_attribute_table with it.
1709 * c-common.h (decl_attributes): Remove decl.
1710 * tree.h (decl_attribute): Move it to here.
1711 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
1712 (attribs.o): New rule.
1714 2001-09-22 Andreas Jaeger <aj@suse.de>
1716 * builtins.c (c_getstr): Remove unused variable.
1718 2001-09-21 Richard Henderson <rth@redhat.com>
1720 * reload1.c (reload): Use delete_insn instead of splatting
1723 2001-09-21 Richard Henderson <rth@redhat.com>
1725 * reload.c (push_secondary_reload): Don't check for "=" in output
1726 constraint after ""->ALL_REGS check.
1728 2001-09-21 Richard Henderson <rth@redhat.com>
1730 * predict.c (expected_value_to_br_prob): Use pc_set.
1732 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
1733 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
1735 2001-09-21 Richard Henderson <rth@redhat.com>
1737 * rtl.h (LCT_RETURNS_TWICE): New.
1738 * calls.c (emit_call_1): Set current_function_calls_setjmp for
1740 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
1741 to ECF_RETURNS_TWICE.
1742 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
1745 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
1747 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
1748 (JMP_BUF_SIZE): New.
1750 2001-09-21 Richard Henderson <rth@redhat.com>
1752 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
1755 2001-09-21 Richard Henderson <rth@redhat.com>
1757 * tree.def (FDESC_EXPR): New.
1758 * expr.c (expand_expr): Handle it.
1759 * varasm.c (initializer_constant_valid_p): Likewise.
1760 (output_constant): Likewise.
1761 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1762 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1763 (ASM_OUTPUT_FDESC): New.
1764 * doc/tm.texi: Document the new macros.
1766 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1768 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
1769 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
1770 once merging is complete.
1772 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1774 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
1776 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1778 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
1779 that would be invalid after a merge.
1781 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
1783 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
1784 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
1786 (flow_delete_insn): This one.
1787 (delete_insn_chain): Rename from ...; do not care labels.
1788 (flow_delete_insn_chain): ... this one.
1789 (flow_delete_block): Remove the insns one BB has been expunged.
1790 (merge_blocks_nomove): Likewise.
1791 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
1792 updating BB boundaries.
1793 (tidy_fallthru_edge): Likewise.
1794 (commit_one_edge_insertion): Likewise.
1795 * cfgbuild.c (find_basic_block): Likewise.
1796 (find_basic_blocks_1): Likewise.
1797 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
1798 (try_crossjump_to_edge): Likewise.
1799 (try_optimize_cfg): Likewise.
1800 * cse.c (delete_trivially_dead_insns): Likewise.
1801 * df.c (df_insn_delete): Likewise.
1802 * doloop.c (doloop_modify): Use delete_related_insns.
1803 * emit-rtl.c (try_split): Likewise.
1804 (remove_insn): Update BB boundaries.
1805 * expect.c (connect_post_landing_pads): Use delete_related_insns.
1806 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
1807 updating BB boundaries.
1808 (propagate_block_delete_insn): Likewise.
1809 (propagate_block_delete_libcall): Likewise.
1810 * function.c (delete_handlers): Use delete_related_insns.
1811 (thread_prologue_and_epilogue_insns): Likewise.
1812 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
1813 * genpeep.c (gen_peephole): Use delete_related_insns.
1814 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
1816 (find_cond_trap): Likewise.
1817 * integrate.c (save_for_inline): Use delete_related_insns.
1818 (copy_insn_list): Likewise.
1819 * jump.c (pruge_linie_number_notes): Likewise.
1820 (duplicate_loop_exit_test): Likewise.
1821 (delete_computation): Likewise.
1822 (delete_related_insn): Rename from ...; use delete_insn
1823 (delete_insn): ... this one.
1824 (redirect_jump): Use delete_related_insns.
1825 * loop.c (scan_loop): Likewise.
1826 (move_movables): Likewise.
1827 (find_and_verify_loops): Likewise.
1828 (check_dbra_loop): Likewise.
1829 * recog.c (peephole2_optimize): Likewise.
1830 * reg-stack.c (delete_insn_for_stacker): Remove.
1831 (move_for_stack_reg): Use delete_insn.
1832 * regmove.c (combine_stack_adjustments_for_block): Likewise.
1833 * reload1.c (delete_address_reloads): Use delete_related_insns.
1834 (fixup_abnormal_edges): Use delete_insn.
1835 * recog.c (emit_delay_sequence): Use delete_related_insns.
1836 (delete_from-delay_slot): Likewise.
1837 (delete_scheduled_jump): likewise.
1838 (optimize_skip): Likewise.
1839 (try_merge_delay_insns): Likewise.
1840 (full_simple_delay_slots): Likewise.
1841 (fill_slots_from_thread): Likewise.
1842 (relax_delay_slots): Likewise.
1843 (make_return_insns): Likewise.
1844 (dbr_schedule): Likewise.
1845 * rtl.h (delete_insn): Rename to delete_related_insns.
1846 (delete_insn, delete_insn_chain): New prototypes.
1847 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
1848 by df_insn_delete already.
1849 * ssa-dce.c (delete_insn_bb): Use delete_insn.
1850 * ssa.c (convert_from_ssa): Use delete_related_insns.
1851 * unroll.c (unroll_loop): Likewise.
1852 (calculate_giv_inc): Likewise.
1853 (copy_loop_body): Likewise.
1855 * i386-protos.h (ix86_libcall_value, ix86_function_value,
1856 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1857 ix86_return_in_memory, ix86_function_value): Declare.
1858 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
1859 new static valurables.
1860 (x86_64_reg_class): New enum
1861 (x86_64_reg_class_name): New array.
1862 (classify_argument, examine_argument, construct_container,
1863 merge_classes): New static functions.
1864 (optimization_options): Enable flag_omit_frame_pointer and disable
1865 flag_pcc_struct_return on 64bit.
1866 (ix86_libcall_value, ix86_function_value,
1867 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1868 ix86_return_in_memory, ix86_function_value): New global functions.
1869 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
1870 (function_arg_advance): Handle x86_64 passing conventions.
1871 (function_arg): Likewise.
1872 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
1873 (RETURN_IN_MEMORY): Move offline.
1874 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
1875 (FUNCTION_VALUE_REGNO_P): New macro.
1876 (FUNCTION_ARG_REGNO_P): Move offline.
1877 (struct ix86_args): Add maybe_vaarg.
1878 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
1879 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
1881 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
1883 * s390.md: Changed attributes for scheduling.
1884 * s390.c: (s390_adjust_cost, s390_adjust_priority)
1887 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
1889 Table-driven attributes.
1890 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
1891 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
1892 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
1893 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
1894 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
1895 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
1896 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
1897 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
1898 * tree.h (struct tree_decl): Change machine_attributes to
1900 * doc/c-tree.texi: Document that all attributes are now attached
1902 * c-common.c (add_attribute, attrtab, attrtab_idx,
1903 default_valid_lang_attribute, valid_lang_attribute): Remove.
1904 (attribute_tables, attributes_initialized,
1905 c_common_attribute_table, default_lang_attribute_table): New
1907 (handle_packed_attribute, handle_nocommon_attribute,
1908 handle_common_attribute, handle_noreturn_attribute,
1909 handle_unused_attribute, handle_const_attribute,
1910 handle_transparent_union_attribute, handle_constructor_attribute,
1911 handle_destructor_attribute, handle_mode_attribute,
1912 handle_section_attribute, handle_aligned_attribute,
1913 handle_weak_attribute, handle_alias_attribute,
1914 handle_no_instrument_function_attribute,
1915 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
1916 handle_no_limit_stack_attribute, handle_pure_attribute): New
1918 (init_attributes, decl_attributes): Rewrite to implement
1919 table-driven attributes.
1920 * c-common.h (enum attribute_flags): Move to tree.h.
1921 * c-format.c (decl_handle_format_attribute,
1922 decl_handle_format_arg_attribute): Rename to
1923 handle_format_attribute and handle_format_arg_attribute. Update
1924 for table-driven attributes.
1925 * c-common.h (decl_handle_format_attribute,
1926 decl_handle_format_arg_attribute): Remove prototypes.
1927 (handle_format_attribute, handle_format_arg_attribute): Add
1929 * c-decl.c (grokdeclarator): Handle attributes nested inside
1931 * c-parse.in (setattrs, maybe_setattrs): Remove.
1932 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
1933 Update to handle nested attributes properly.
1934 (maybe_resetattrs, after_type_declarator,
1935 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
1936 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
1938 (make_pointer_declarator): Update to handle nested attributes
1940 * doc/extend.texi: Update documentation of limits of attributes
1941 syntax. Warn about problems with attribute semantics in C++.
1942 * target.h (struct target): Remove valid_decl_attribute and
1943 valid_type_attribute. Add attribute_table and
1944 function_attribute_inlinable_p.
1945 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
1946 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
1947 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
1949 (TARGET_INITIALIZER): Update.
1950 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
1952 (function_attribute_inlinable_p): New function. Check for the
1953 presence of any machine attributes before using
1954 targetm.function_attribute_inlinable_p.
1955 (function_cannot_inline_p): Update.
1956 * Makefile.in (integrate.o): Update dependencies.
1957 * doc/tm.texi: Update documentation of target attributes and
1958 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
1959 * tree.c (default_valid_attribute_p, valid_machine_attribute):
1961 (default_target_attribute_table,
1962 default_function_attribute_inlinable_p): New.
1963 (lookup_attribute): Update comment to clarify handling of multiple
1964 attributes with the same name.
1965 (merge_attributes, attribute_list_contained): Allow multiple
1966 attributes with the same name but different arguments to appear in
1967 the same attribute list.
1968 * tree.h (default_valid_attribute_p): Remove prototype.
1969 (struct attribute_spec): New.
1970 (default_target_attribute_table): Declare.
1971 (enum attribute_flags): Move from c-common.h. Add
1972 ATTR_FLAG_TYPE_IN_PLACE.
1973 (default_function_attribute_inlinable_p): Declare.
1974 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
1975 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1976 (TARGET_ATTRIBUTE_TABLE): Define.
1977 (vms_attribute_table): New.
1978 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
1979 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1980 (TARGET_ATTRIBUTE_TABLE): Define.
1981 (arc_attribute_table, arc_handle_interrupt_attribute): New.
1982 * config/arm/arm.c (arm_valid_type_attribute_p,
1983 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
1985 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1987 (TARGET_ATTRIBUTE_TABLE): Define.
1988 (arm_attribute_table, arm_handle_fndecl_attribute,
1989 arm_handle_isr_attribute): New.
1990 * config/avr/avr.c (avr_valid_type_attribute,
1991 avr_valid_decl_attribute): Remove.
1992 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
1994 (TARGET_ATTRIBUTE_TABLE): Define.
1995 (avr_attribute_table, avr_handle_progmem_attribute,
1996 avr_handle_fndecl_attribute): New.
1997 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
1998 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1999 (TARGET_ATTRIBUTE_TABLE): Define.
2000 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
2001 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
2002 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2003 (TARGET_ATTRIBUTE_TABLE): Define.
2004 (h8300_attribute_table, h8300_handle_fndecl_attribute,
2005 h8300_handle_eightbit_data_attribute,
2006 h8300_handle_tiny_data_attribute): New.
2007 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
2008 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
2010 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
2012 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
2013 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
2015 (TARGET_ATTRIBUTE_TABLE): Define.
2016 (ix86_attribute_table, ix86_handle_cdecl_attribute,
2017 ix86_handle_regparm_attribute): New.
2018 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
2019 i386_pe_valid_type_attribute_p): Remove.
2020 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
2021 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
2022 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2023 (TARGET_ATTRIBUTE_TABLE): Define.
2024 (ia64_attribute_table): New.
2025 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
2026 interrupt_ident2, model_ident1, model_ident2): Remove.
2027 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2028 (TARGET_ATTRIBUTE_TABLE): Define.
2029 (init_idents): Update.
2030 (m32r_attribute_table, m32r_handle_model_attribute): New.
2031 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
2033 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2034 (TARGET_ATTRIBUTE_TABLE): Define.
2035 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
2036 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
2037 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2038 (TARGET_ATTRIBUTE_TABLE): Define.
2039 (mcore_attribute_table, mcore_handle_naked_attribute): New.
2040 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
2041 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2042 (TARGET_ATTRIBUTE_TABLE): Define.
2043 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
2044 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
2045 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2046 (TARGET_ATTRIBUTE_TABLE): Define.
2047 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
2048 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
2049 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2050 (TARGET_ATTRIBUTE_TABLE): Define.
2051 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
2052 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2054 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
2056 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
2057 (TARGET_ATTRIBUTE_TABLE): Define.
2058 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
2060 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
2061 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2062 (TARGET_ATTRIBUTE_TABLE): Define.
2063 (v850_attribute_table, v850_handle_interrupt_attribute,
2064 v850_handle_data_area_attribute): New.
2065 * config/v850/v850-c.c (mark_current_function_as_interrupt):
2066 Return void. Call decl_attributes instead of
2067 valid_machine_attribute.
2069 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
2071 * sh-protos.h (sh_pr_n_sets): Declare.
2072 * sh.c (calc_live_regs): If the initial value for PR has been copied,
2073 look at the copy to determine if PR needs to be saved.
2074 sh_pr_n_sets: New function.
2075 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
2076 (ALLOCATE_INITIAL_VALUE): Define.
2078 * sh.c (initial_elimination_offset):
2079 Fix RETURN_ADDRESS_POINTER_REGNUM case.
2081 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
2083 * integrate.c (allocate_initial_values): New function.
2084 * integrate.h (allocate_initial_values): Declare.
2085 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
2087 * reload1.c (reload): And initialization of reg_equiv_memory_loc
2089 * toplev.c (rest_of_compilation): To here.
2090 Call allocate_initial_values.
2091 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
2093 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2095 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
2097 2001-09-20 DJ Delorie <dj@redhat.com>
2099 * c-typeck.c (really_start_incremental_init): Discriminate
2100 between zero-length arrays and flexible arrays.
2101 (push_init_level): Detect zero-length arrays and handle them
2102 like fixed-sized arrays.
2103 * expr.c (store_constructor): Handle zero-length arrays and
2104 flexible arrays correctly.
2105 * doc/extend.texi: Update zero-length array notes.
2107 2001-09-20 Jim Wilson <wilson@redhat.com>
2109 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
2110 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
2111 for issue port conflicts.
2112 (cycle_end_fill_slots): TYPE_L instructions take two slots.
2114 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
2116 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
2119 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2121 * fold-const.c (hashtab.h): Include.
2122 (int_const_binop): Remove FORSIZE arg and compute from type; all
2124 Call size_int_type_wide for all single-word constants.
2125 (size_htab_hash, size_htab_eq): New functions.
2126 (size_int_type_wide): Rework to use hash table.
2127 * ggc-common.c (hashtab.h): Include.
2128 (struct d_htab_root): New struct.
2129 (d_htab_roots): New variable.
2130 (ggc_add_deletable_htab, ggc_htab_delete): New functions
2131 (ggc_mark_roots): Handle deletable htabs.
2132 * ggc-page.c (ggc_marked_p): New function.
2133 * ggc-simple.c (ggc_marked_p): Likewise.
2134 * ggc.h: Reformatting throughout.
2135 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
2136 * tree.c (init_obstacks): Make type_hash_table a deletable root.
2137 (type_hash_add): Allocate struct type_hash from GC memory.
2138 (mark_hash_entry, mark_type_hash): Deleted.
2139 (type_hash_marked_p, type_hash_mark): New functions.
2140 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
2142 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
2144 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
2147 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2149 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
2150 array-too-large test for signed sizetype.
2152 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2154 * i386.md (indirect_jump): Allow Pmode operand.
2155 (tablejump): LIkewise; perform expansion to 64bit mode.
2156 * i386.c (symbolic_operand): Allow 64bit PIC references.
2157 (pic_symbolic_operand): Likewise.
2158 (ix86_find_base_term): Strip the 64bit PIC references.
2159 (legitimate_pic_address_disp_p): Handle 64bit PIC.
2160 (legitimize_pic_address): Likewise.
2161 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
2162 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
2164 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
2166 * stringpool.c (get_identifier_with_length): New function.
2167 * tree.h (get_identifier_with_length): New prototype.
2169 2001-09-19 Alan Modra <amodra@bigpond.net.au>
2170 David Edelsohn <edelsohn@gnu.org>
2173 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
2174 already sign-extended.
2176 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
2177 * config/rs6000/rs6000.c (logical_operand): Always compare op as
2179 (rs6000_emit_set_long_const): Avoid unnecessary shift.
2180 (output_profile_hook): Declare label_name const.
2181 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
2182 to match constraints.
2184 2001-09-19 Stan Shebs <shebs@apple.com>
2186 * alias.c: Fix typos in comments.
2187 * sched-rgn.c (init_ready_list): Ditto.
2188 * unwind-dw2.c (uw_frame_state_for): Ditto.
2189 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
2190 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
2191 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
2193 2001-09-19 Richard Henderson <rth@redhat.com>
2195 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
2197 * Makefile.in (cfg.o): Depend on TM_P_H.
2199 2001-09-19 Richard Henderson <rth@redhat.com>
2201 * config/alpha/alpha.c (local_symbol_p): Split out from ...
2202 (local_symbolic_operand): ... here.
2203 (small_symbolic_operand): Check mode.
2204 (global_symbolic_operand): New.
2205 (input_operand): Reject symbolics if explicit relocs.
2206 (call_operand): Tidy.
2207 (alpha_legitimize_address): Use movdi_er_high_g.
2208 (alpha_expand_mov): Likewise.
2209 * config/alpha/alpha-protos.h: Update.
2210 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2211 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
2212 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
2213 (UNSPECV_LDGP2): Remove.
2214 (all call patterns): Use 's' not 'i' for symbolic constraint.
2215 (call_osf call_value_osf): Use call_operand.
2216 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
2217 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
2218 (prologue_ldgp_1_er): Remove.
2219 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
2220 (builtin_setjmp_receiver_er patterns): Use them.
2221 (exception_receiver_er): Likewise.
2223 2001-09-19 Richard Henderson <rth@redhat.com>
2225 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
2227 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
2228 and NON_LOCAL_GOTO notes.
2229 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
2230 copy over CALL_INSN_FUNCTION_USAGE.
2232 2001-09-18 Catherine Moore <clm@redhat.com>
2234 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
2237 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
2239 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
2240 new-style tm_file specification. Specify correct tm_p_file,
2241 md_file, and out_file for s390x.
2243 * config/s390/linux.h, linux64.h: Don't include other target
2244 macro header files. Now handled via tm_file.
2246 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
2247 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
2248 are defined before use.
2250 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
2252 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
2253 code generation only for Gnu assembler.
2255 2001-09-18 Catherine Moore <clm@redhat.com>
2257 * config/stormy16 (LIB_SPEC): Remove -lnosys.
2259 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
2261 * config/mips/mips.c (mips_frame_set): New.
2262 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
2263 a parallel frame-related expression with a set for each register.
2265 2001-09-18 Philip Blundell <philb@gnu.org>
2267 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
2270 2001-09-17 Dale Johannesen <dalej@apple.com>
2272 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
2273 * config/rs6000/aix.h (FIXED_R2): Define.
2274 * config/rs6000/darwin.h (FIXED_R2): Define.
2275 * config/rs6000/sysv4.h (FIXED_R2): Define.
2277 2001-09-17 Jeff Sturm <jsturm@one-point.com>
2279 * except.c (dw2_build_landing_pads): New local
2280 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
2281 barrier after clobbers. Fixes c++/4012.
2283 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2285 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
2287 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
2289 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
2290 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
2292 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2294 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
2297 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
2299 * cpphash.h (_cpp_lex_direct): New.
2300 * cpplex.c (_cpp_lex_token): Update.
2301 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
2302 and increment that pointer.
2303 * cppmacro.c (alloc_expansion_token): New.
2304 (lex_expansion_token): Lex macro expansion directly into
2307 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
2309 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
2311 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
2313 * basic-block.h (free_bb_for_insn): Declare.
2314 * bb-reorder.c (label_for_bb): Use block_label.
2315 (emit_jump_to_block_after): Remove.
2316 (insert_intra_1): Do not update block_for_insn.
2317 (insert_inter_bb_scope_notes): Likewise; update bb->end
2318 * cfg.c (free_bb_for_insn): New.
2319 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
2320 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
2321 (commit_one_edge_insertion): Likewise.
2322 (commit_one_edge_insertion): Do not update BB boundary.
2323 (commit_edge_insertions): Do not call compute_bb_for_insn.
2324 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
2325 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
2326 (merge_blocks_move_successor_nojumps): Likewise.
2327 (try_crossjump_to_edge): Do not update block_for_insn.
2328 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
2329 * df.c (df_pattern_emit_later): Do not update BB boundary.
2330 (df_jump_pattern_emit_after): Likewise.
2331 (df_insn_move_before): Use emit_insn_before.
2332 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
2334 (add_insn_after, add_insn_before, emit_insns_after): Update BB
2335 boundaries and basic_block_for_insn.
2336 (reorder_insns_nobb): Rename from reorder_insns.
2337 (reorder_insns): New.
2338 (emit_block_insn_before, emit_block_insn_after): Kill.
2339 * flow.c (check_function_return_warnings): Do not call
2340 compute_bb_for_insn; Do not free basic_block_for_insn.
2341 (attempt_auto_inc): Do not update basic_block_for_insn.
2342 * function.c (emit_return_into_block): Likewise;
2343 do not update BB boundaries.
2344 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
2345 (insert_insn_end_bb): Use emit_insn_before; Likewise.
2346 (pre_insert_copy_insn): Likewise.
2347 (update_ld_motion_notes): Likewise.
2348 (insert_insn_start_bb): Likewise.
2349 (replace_store_insn): Likewise.
2350 * ifcvt.c (noce_process_if_block): Likewise.
2351 (if_convert): Do not call compute_bb_for_insn.
2352 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
2353 Use emit_insn_before and emit_insn_after.
2354 * recog.c (split_all_insns): Do not update BB boundaries;
2355 Do not call compute_bb_for_insn.
2356 (peephole2_optimize): Do not update BB boundaries.
2357 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
2359 (emit_swap_insn): Likewise.
2360 (convert_regs_1): Likewise.
2361 * reload1.c (reload): Call compute_bb_for_insn.
2362 * rtl.h (reorder_insns_nobb): Declare.
2363 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
2364 * toplev.c (rest_of_compilation): Call free_bb_for_insn
2365 at places CFG is invalidated; do not call compute_bb_for_insn.
2367 * cfg.c (expunge_block): Invalidate BB structure.
2369 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
2372 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
2374 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2376 * cpphash.h (_cpp_lex_token): Update prototype.
2377 * cpplex.c (_cpp_lex_token): New prototype.
2378 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
2379 lex_macro_node, read_flag, do_pragma_poison): Update.
2380 * cppmacro.c (cpp_get_token, parse_params,
2381 lex_expansion_token): Update.
2383 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2385 * cppmain.c (scan_translation_unit): Don't worry about
2386 putting a space after hashes.
2387 * cpplib.c (directive_diagnostics): New.
2388 (_cpp_handle_directive): Update to use directive_diagnostics.
2389 (run_directive): Don't toggle prevent_expansion.
2390 (do_line): Backup in case of the line extension.
2391 * cpplib.h (cpp_lexer_pos): Remove.
2392 * cppmacro.c (_cpp_create_definition): Precede a leading #
2395 2001-09-15 Richard Henderson <rth@redhat.com>
2397 * c-typeck.c (comptypes): Handle zero-length arrays properly.
2399 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2401 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
2403 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2405 PR preprocessor/3571
2406 * tradcpp.c (handle_directive): Skip non-vertical space.
2408 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2410 * cppmain.c (setup_callbacks): Set line callback only
2411 if outputting preprocessed source.
2413 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2415 * collect2.c (main): Const-ification.
2416 * gcc.c (translate_options, process_command): Use xstrdup in
2417 lieu of xmalloc/strcpy.
2418 (main): Use concat in lieu of xmalloc/strcpy/strcat.
2420 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2422 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
2425 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2427 * scan-decls.c (scan_decls): Fix typo.
2429 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2431 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
2432 Split mlstring_pos into mls_line and mls_col.
2433 * cppinit.c (cpp_create_reader): Initialize line to 1.
2434 (cpp_destroy): Free tokenruns.
2435 (push_include): Don't update lexer_pos.
2436 * cpplex.c (unterminated, parse_string): Update.
2437 (lex_token): Don't update lexer_pos, update.
2438 * cpplib.c (if_stack): Save line instead of line + col.
2439 (start_directive, _cpp_do__Pragma, do_else, do_elif,
2440 push_conditional, _cpp_pop_buffer): Update.
2441 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
2442 (_cpp_create_definition): Update.
2444 2001-09-15 Eric Christopher <echristo@redhat.com>
2446 * config/mips/abi64.h: Add support for MEABI.
2448 2001-09-15 Eric Christopher <echristo@redhat.com>
2450 * config/mips/mips.md: Add unspec #2.
2452 (reload_outdi): Ditto.
2453 (reload_outsi): Ditto.
2456 2001-09-15 Eric Christopher <echristo@redhat.com>
2457 Jason Eckhardt <jle@redhat.com>
2459 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
2460 * config/mips/isa32-linux.h: New file.
2461 * config/mips/isa3264.h: Ditto.
2462 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
2463 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
2464 (output_block_mode): Support MEABI.
2465 (function_arg): Ditto. Fix floating point arg passing.
2466 (mips_va_start): Ditto.
2467 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
2469 (mips_asm_file_start): Add new section to pass abi to gdb.
2470 (function_arg_pass_by_reference): Support MEABI.
2471 (mips_parse_cpu): Support mips32 and mips64 processors.
2472 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
2473 TARGET_MIPS5KC. Support isa32 and isa64.
2474 (processor_type): Add r4kc, r5kc, r20kc.
2475 (GENERATE_MULT3_SI): New.
2476 (GENERATE_MULT3_DI): Ditto.
2477 (GENERATE_MULT3): Remove.
2478 (ISA_HAS_64BIT_REGS): Add isa == 64.
2479 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
2480 (ISA_HAS_MADD_MSUB): New.
2481 (ISA_HAS_CLZ_CLO): Ditto.
2482 (ISA_HAS_DCLZ_DCLO): Ditto.
2483 (ABI_GAS_ASM_SPEC): New.
2484 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
2487 (SUBTARGET_CC1_SPEC): Ditto.
2488 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
2489 (PAD_VARARGS_DOWN): Support MEABI.
2490 (HARD_REGNO_NREGS): Move to mips.c.
2491 (ASM_OUTPUT_IDENT): Add #undef.
2492 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
2493 (mulsi3): Use GENERATE_MULT3_SI.
2494 (mulsi3_mult3): Ditto. Support mips32, mips64.
2495 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
2496 (mul_sub_si): New pattern.
2497 (unnamed splitters): New.
2498 (muldi3): Use GENERATE_MULT3_DI.
2499 (muldi3_internal2): Ditto.
2500 (movdicc): Support mips32.
2501 * config/mips/t-isa3264: New file.
2503 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
2505 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
2506 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
2507 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
2509 * reorg.c (fill_slots_from_thread): After call to
2510 steal_delay_list_from_target, update own_thread as new_thread may
2513 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
2515 * cpperror.c (print_location): Take line and column, for
2516 default positioning use the previously lexed token.
2517 (_cpp_begin_message): Take line and column.
2518 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2519 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2520 * cpphash.h (_cpp_begin_message): Update prototype.
2521 * cppinit.c (push_include): Don't set output line.
2522 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
2523 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
2524 (do_pragma): Kludge for front ends. Don't expand macros at all.
2525 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
2526 (struct cpp_token): Remove output_line.
2527 (struct cpp_callbacks): New member line_change.
2528 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
2529 cpp_get_token): Preserve BOL flag.
2530 (cpp_get_line): Remove.
2531 (_cpp_backup_tokens): Remove useless abort().
2532 * cppmain.c (cb_line_change): New.
2533 (scan_translation_unit): Don't worry about starting new lines here.
2534 * scan-decls.c (scan_decls): Update.
2535 * c-lex.c (c_lex, init_c_lex): Update.
2536 (cb_line_change, src_lineno): New.
2538 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
2540 * tree.c (append_random_chars): Generate the random
2541 characters in a reproducable fashion.
2543 2001-09-14 Richard Henderson <rth@redhat.com>
2545 * config/i386/i386.c (internal_label_prefix): New.
2546 (internal_label_prefix_len): New.
2547 (override_options): Set them.
2548 (local_symbolic_operand): New.
2549 (legitimate_pic_address_disp_p): Use it.
2550 (legitimize_pic_address): Likewise.
2552 2001-09-14 Marc Espie <espie@openbsd.org>
2554 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
2557 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2559 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
2560 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
2562 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
2564 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
2565 invocation of SUBREG_REGNO_OFFSET.
2567 * haifa-sched.c: Fix typo in FSF copyright statement.
2568 * sched-deps.c: Fix typo in FSF copyright statement.
2569 * sched-ebb.c: Fix typo in FSF copyright statement.
2570 * sched-rgn.c: Fix typo in FSF copyright statement.
2571 * sched-vis.c: Fix typo in FSF copyright statement.
2573 * config.gcc: Move inclusion of arm elf specific header files
2574 from the files themselves into the tm_file variable. Make
2575 sure that elfos.h is included before target specific elf
2577 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
2579 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
2580 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
2581 ASM_OUTPUT_CASE_LABEL): Protect definition.
2582 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
2583 not already defined.
2584 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
2585 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
2586 Remove duplicate definition.
2587 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
2588 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
2589 (RDATA_SECTION_FUNCTION): Remove redundant definition.
2590 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
2591 Remove inclusion of arm/elf.h.
2592 * config/arm/unknown-elf.h: as for conix-elf.h.
2593 (STARTFILE_SPEC): Include crti.o and crtn.o.
2594 * config/arm/linux-elf.h: as for conix-elf.h.
2595 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
2596 * config/arm/strongarm-elf.h: Remove inclusion of
2598 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
2599 * config/arm/unknown-elf-oabi.h: Remove inclusion of
2600 unknown-elf.h and elf.h.
2601 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
2602 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
2603 ASM_WEAKEN_LABEL): Remove redundant definition.
2604 * config/arm/elf.h: Test for inclusion of elfos.h
2605 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
2606 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
2607 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
2608 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
2609 redundant definition.
2610 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
2611 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
2612 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
2613 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
2614 Add rules to build crti.o and crtn.o
2615 * crti.asm: New file.
2616 * crtn.asm: New file.
2618 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
2620 * c-parse.in (_yylex): Use _cpp_backup_tokens.
2621 * cpphash.h (struct tokenrun): Add prev.
2622 (struct lexer_state): Remove bol.
2623 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
2624 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
2626 * cppinit.c (cpp_create_reader): Don't set bol.
2627 (cpp_destroy): Don't free lookaheads.
2628 * cpplex.c (lex_directive): Remove.
2629 (next_tokenrun): Update.
2630 (_cpp_lex_token): Clean up logic.
2631 (lex_token): Update to return a pointer to lexed token, since it
2632 can move to the start of the buffer. Simpify newline handling.
2633 * cpplib.c (SEEN_EOL): Update.
2634 (skip_rest_of_line): Remove lookahead stuff.
2635 (end_directive): Line numbers are already incremented. Revert
2636 to start of lexed token buffer if we can.
2637 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
2638 parse_answer): Use _cpp_backup_tokens.
2639 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
2640 instead. Don't check for EOL.
2641 (do_include_common, do_line, do_pragma_system_header): Use
2643 * cpplib.h (BOL, _cpp_backup_tokens): New.
2644 * cppmacro.c (save_lookahead_token, take_lookahead_token,
2645 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
2646 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
2647 (builtin_macro): Don't use cpp_get_line.
2648 (cpp_get_line): Short term kludge.
2649 (parse_arg): Handle directives in arguments here. Back up when
2650 appropriate. Store EOF at end of argument list.
2651 (funlike_invocation_p): Use _cpp_backup_tokens.
2652 (push_arg_context): Account for EOF at end of list.
2653 (cpp_get_token): Remove lookahead stuff. Update.
2655 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2657 * c-parse.in (yyerror): Const-ification and/or static-ization.
2658 * c-typeck.c (push_member_name): Likewise.
2659 * collect2.c (main): Likewise.
2660 * dbxout.c (dbxout_parms): Likewise.
2661 * diagnostic.c (format_with_decl): Likewise.
2662 * dwarf2out.c (output_ranges): Likewise.
2663 * dwarfout.c (fundamental_type_code): Likewise.
2664 * except.c (dw2_output_call_site_table): Likewise.
2665 * gcc.c (do_spec_1): Likewise.
2666 * genopinit.c (optabs): Likewise.
2667 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
2668 gen_declaration_1, handle_impent): Likewise.
2669 * protoize.c (default_include, in_system_include_dir, abspath):
2671 * sched-vis.c (visualize_stall_cycles): Likewise.
2672 * sdbout.c (plain_type_1, sdbout_end_function,
2673 sdbout_end_epilogue): Likewise.
2674 * varasm.c (decode_reg_name): Likewise.
2676 * 1750a.c (mod_regno_adjust): Likewise.
2677 * alpha.c (alpha_write_one_linkage,
2678 unicosmk_output_default_externs): Likewise.
2679 * arm.c (arm_condition_codes): Likewise.
2680 * arm.h (arm_condition_codes): Likewise.
2681 * avr.c (output_movsisf, encode_section_info): Likewise.
2682 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
2684 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2685 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2686 * m88k.c (output_function_profiler): Likewise.
2687 * mips.c (mips_output_conditional_branch): Likewise.
2688 * ns32k.c (ns32k_out_reg_names): Likewise.
2689 * ns32k.h (ns32k_out_reg_names): Likewise.
2690 * pj.c (pj_output_rval): Likewise.
2691 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
2692 * sparc.c (sparc_flat_function_prologue,
2693 sparc_flat_function_epilogue): Likewise.
2695 2001-09-13 Markus Werle <numerical.simulation@web.de>
2696 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2698 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
2699 Aachen University of Technology".
2701 2001-09-13 Andreas Schwab <schwab@suse.de>
2703 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
2706 2001-09-13 Richard Henderson <rth@redhat.com>
2708 * config/alpha/alpha.c (small_symbolic_operand): New.
2709 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
2710 (some_operand, input_operand): Don't handle HIGH.
2711 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
2712 (alpha_expand_mov): Likewise.
2713 (print_operand) [H]: Just print HIGH symbol.
2714 (print_operand_address): Handle small data.
2715 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
2716 (TARGET_SWITCHES): Add -msmall-data/large-data.
2717 (PIC_OFFSET_TABLE_REGNUM): New.
2718 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
2719 (PREDICATE_COES): Update.
2720 * config/alpha/alpha.md (adddi_er_high): New.
2721 (adddi_er_low): Handle small data.
2722 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
2723 prefer .sdata to .rodata.
2724 (SELECT_RTX_SECTION): Likewise.
2726 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
2728 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
2729 defining __size_t and leaving size_t undefined.
2731 2001-09-12 Diego Novillo <dnovillo@redhat.com>
2733 * basic-block.h (expunge_block): Declare.
2734 * cfg.c (expunge_block): Remove static declaration.
2736 2001-09-12 Richard Henderson <rth@redhat.com>
2738 * integrate.c (copy_insn_list): Copy label name from
2739 NOTE_INSN_DELETED_LABEL.
2741 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2743 * c-common.c (c_tree_code_name): Const-ification.
2744 * c-decl.c (c_decode_option): Likewise.
2745 * c-typeck.c (warn_for_assignment): Likewise.
2746 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
2748 * cppinit.c (output_deps): Likewise.
2749 * dependence.c (dependence_string, direction_string): Likewise.
2750 * dwarf2out.c (output_ranges): Likewise.
2751 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
2752 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
2753 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
2754 standard_startfile_prefix, standard_startfile_prefix_1,
2755 standard_startfile_prefix_2, tooldir_base_prefix,
2756 standard_bindir_prefix, find_a_file): Likewise.
2757 * genattrtab.c (make_length_attrs): Likewise.
2758 * gencheck.c (tree_codes): Likewise.
2759 * genemit.c (gen_split): Likewise.
2760 * genrecog.c (special_mode_pred_table): Likewise.
2761 * graph.c (graph_ext): Likewise.
2762 * protoize (default_include): Likewise.
2763 * reload.c (reload_when_needed_name): Likewise.
2764 * sched-vis.c (visualize_stall_cycles): Likewise.
2765 * tlink.c (recompile_files): Likewise.
2766 * toplev.c (decode_g_option): Likewise.
2767 * tradcpp.c (output_deps): Likewise.
2768 * varasm.c (decode_reg_name): Likewise.
2770 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
2773 * avr.c (avr_regnames, encode_section_info): Likewise.
2774 * c4x.c (float_reg_names): Likewise.
2775 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
2776 * elfos.h (const_section): Likewise.
2777 * i386.c (ix86_comp_type_attributes): Likewise.
2778 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2779 * ia64/aix.h (UNIQUE_SECTION): Likewise.
2780 * ia64.c (type_names): Likewise.
2781 * m68hc11.c (reg_class_names): Likewise.
2782 * m88k.c (m_options): Likewise.
2783 * mips.c (mips_output_conditional_branch, mips_unique_section):
2785 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2786 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
2787 ultra_code_names): Likewise.
2788 * sparc.h (OVERRIDE_OPTIONS): Likewise.
2790 2001-09-12 Jakub Jelinek <jakub@redhat.com>
2792 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
2793 Use --fatal-warnings option for gas.
2794 * configure: Rebuilt.
2796 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2798 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
2800 2001-09-11 Jim Wilson <wilson@redhat.com>
2802 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
2804 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2806 * builtins.c (c_strlen): Treat an offset too large for a
2807 HOST_WIDE_INT as out of range.
2809 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
2811 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
2812 (EDGE_CRITICAL_P): New predicate.
2813 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
2815 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
2816 (dump_edge_info): Remove "crit".
2817 * cfganal.c (mark_critical_edges): Kill.
2818 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
2819 * cfgcleanup.c (cleanup_cfg): Likewise.
2820 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
2821 (find_spanning_tree): Likewise.
2822 * reg-stack.c (convert_regs_1): Likewise.
2823 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
2825 * basic-block.h (create_basic_block_structure): New.
2826 (create_basic_block): Update prototype.
2827 (force_nonfallthru): New.
2828 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
2829 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
2830 handle updating of block_for_insn, creating of empty BBs and BBs at
2831 the end of INSN chain.
2832 (create_basic_block): New function.
2833 (split_block): Use create_basic_block.
2834 (force_nonfallthru_and_redirect): Break out from ...; cleanup
2835 (redirect_edge_and_branch_force): ... here.
2836 (force_nonfallthru): New.
2837 (split_edge): Rewrite to use force_nonfallthru and create_block.
2838 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
2839 (find_basic_blocks): Free basic_block_for_insn.
2840 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
2842 * cfg.c: Fix formating.
2843 * cfgcleanup.c: Fix formating.
2844 (merge_blocks, tail_recursion_label_p): Return bool.
2845 (merge_blocks_move_predecessor_nojumps,
2846 merge_blocks_move_successor_nojumps): Return void.
2848 2001-09-11 Jakub Jelinek <jakub@redhat.com>
2850 * configure.in: Check whether assembler supports section merging.
2851 * config.in: Rebuilt.
2852 * configure: Rebuilt.
2853 * varasm.c (variable_section, output_constant_pool): Pass alignment
2854 to SELECT_SECTION and SELECT_RTX_SECTION.
2855 (mergeable_string_section): New.
2856 (mergeable_constant_section): New.
2857 (default_elf_asm_named_section): Output SECTION_MERGE and
2858 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2859 * output.h (mergeable_string_section): New.
2860 (mergeable_constant_section): New.
2861 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
2862 * toplev.c (flag_merge_constants): New.
2863 (f_options): Add -fmerge-constants and -fmerge-all-constants
2865 (toplev_main): Default to -fno-merge-constants if not optimizing.
2866 * flags.h (flag_merge_constants): Add extern.
2867 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
2868 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
2870 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
2871 Define if assembler has working .subsection -1 support.
2872 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
2873 Put constant into special SHF_MERGE sections if the linker should
2874 attempt to merge duplicates.
2875 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
2877 Put constant into special SHF_MERGE sections if the linker should
2878 attempt to merge duplicates.
2879 * config/alpha/elf.h: Likewise.
2880 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
2881 has working .subsection -1 support.
2882 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
2884 * config/svr3.h: Likewise.
2885 * config/darwin.h: Likewise.
2886 * config/arm/aof.h: Likewise.
2887 * config/arm/linux-elf.h: Likewise.
2888 * config/avr/avr.h: Likewise.
2889 * config/c4x/c4x.h: Likewise.
2890 * config/d30v/d30v.h: Likewise.
2891 * config/i386/dgux.h: Likewise.
2892 * config/i386/osfrose.h: Likewise.
2893 * config/i386/sco5.h: Likewise.
2894 * config/i386/svr3gas.h: Likewise.
2895 * config/ia64/aix.h: Likewise.
2896 * config/m32r/m32r.h: Likewise.
2897 * config/m68k/m68k.h: Likewise.
2898 * config/m88k/dgux.h: Likewise.
2899 * config/m88k/m88k.h: Likewise.
2900 * config/mcore/mcore-pe.h: Likewise.
2901 * config/mips/mips.h: Likewise.
2902 * config/pa/pa.h: Likewise.
2903 * config/pa/pa-linux.h: Likewise.
2904 * config/romp/romp.h: Likewise.
2905 * config/rs6000/sysv4.h: Likewise.
2906 * config/rs6000/xcoff.h: Likewise.
2907 * config/s390/linux.h: Likewise.
2908 * config/sparc/sparc.h: Likewise.
2909 * config/sparc/sysv4.h: Likewise.
2910 * config/stormy16/stormy16.h: Likewise.
2911 * config/v850/v850.h: Likewise.
2912 * config/vax/vms.h: Likewise.
2913 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
2914 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2915 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
2916 default_elf_asm_named_section for SHF_MERGE sections.
2918 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2920 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
2923 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
2925 * c-common.c (split_specs_attrs): Allow for empty attributes with
2926 empty TREE_PURPOSE. Fixes PR c/4294.
2928 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
2930 * basic-block.h (cached_make_edge, make_single_succ): New.
2931 (make_edge): Remove first parameter.
2932 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
2933 * cfg.c (cached_make_edge): Rename from make_edge; return newly
2934 created edge; use obstack allocation.
2935 (make_edge, make_single_succ_edge): New.
2936 (first_removed_edge): New static variable.
2937 (init_flow): Initialize first_removed_edge and n_edges.
2938 (clear_edges): Use remove_edge.
2939 (flow_delete_block): Likewise.
2940 (remove_edge): Add removed edges to the removed edges list.
2941 (split_block, redirect_edge_and_branch_force, split_edge):
2943 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
2944 (add_noreturn_fake_exit_edges): Likewise.
2945 (connect_infinite_loops_to_exit): Liekwise.
2946 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
2947 Use cached_make_edge.
2948 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
2949 * profile.c (branch_prob): Update make_edge call.
2950 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2952 2001-09-11 Richard Henderson <rth@redhat.com>
2954 * config/alpha/alpha.c: Tidy formatting.
2955 (local_symbolic_operand): Verify mode.
2956 (alpha_sa_mask): Ignore unicos for eh_return.
2957 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
2958 * config/alpha/alpha.md (umk divsi patterns): Remove.
2959 (extendsfdf2): Remove unicos check.
2960 (tablejump): Merge vms and unicos code; always use direct set
2963 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2965 * config.gcc (alpha*-*-unicosmk*): New target.
2967 * config/alpha/alpha-protos.h (symbolic_operand,
2968 unicosmk_add_call_info_word, unicosmk_add_extern,
2969 unicosmk_defer_case_vector, unicosmk_unique_section,
2970 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
2971 unicosmk_asm_file_start, unicosmk_asm_file_end,
2972 unicosmk_output_common): Declare.
2974 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
2975 direct_return, function_arg, alpha_va_start, alpha_va_arg,
2976 alpha_does_function_need_gp, alpha_end_function): Support Cray
2978 (alpha_init_machine_status, alpha_mark_machine_status,
2979 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
2980 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
2981 unicosmk_asm_named_section, unicosmk_insert_attributes,
2982 unicosmk_section_type_flags, symbolic_operand,
2983 unicosmk_output_module_name, unicosmk_output_default_externs,
2984 unicosmk_output_dex, unicosmk_output_externs,
2985 unicosmk_output_addr_vec, unicosmk_ssib_name,
2986 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
2987 unicosmk_asm_file_end, unicosmk_output_common,
2988 unicosmk_section_type_flags, unicosmk_unique_section,
2989 unicosmk_add_call_info_word, unicosmk_text_section,
2990 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
2991 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
2992 unicosmk_dex_count, unicosmk_special_name): New.
2993 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
2994 TARGET_ABI_UNICOSMK.
2995 (get_aligned_mem, alpha_expand_unaligned_load,
2996 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
2997 alpha_expand_unaligned_store_words): Support big-endian mode.
2998 (print_operand): Likewise. New format specifier 't'. Use
2999 TARGET_AS_SLASH_BEFORE_SUFFIX.
3000 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
3001 (alpha_pv_save_size): Update with above change.
3002 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
3003 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
3006 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
3007 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
3008 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
3009 (EXTRA_CONSTRAINT): New constraint 'U'.
3010 (PREDICATE_CODES): Add symbolic_operand.
3012 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
3013 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
3014 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
3015 (integer division and modulus patterns): Split in default and
3017 (*divmodsi_internal, *divmoddi_internal): Disable for
3018 TARGET_ABI_UNICOSMK.
3019 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
3020 little-endian and big-endian versions.
3021 (ext, ins, msk): Likewise.
3022 (extv, extzv, insv): Support big-endian mode.
3023 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
3024 (call_umk, call_value_umk, *call_umk, tablejump_umk,
3025 *tablejump_umk_internal, *call_value_umk): New.
3026 (*movdi_nofix): Add pattern for loading an address into a register on
3027 TARGET_ABI_UNICOSMK.
3028 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
3029 (umk_mismatch_args, arg_home_umk): New.
3030 (various insns): Don't use mov, fmov, nop, fnop and unop.
3031 (realign): Support TARGET_ABI_UNICOSMK.
3033 * config/alpha/unicosmk.h: New file.
3034 * config/alpha/t-unicosmk: New file.
3036 * fixinc/inclhack.def (unicosmk_restrict): New.
3037 * fixinc/fixincl.x: Regenerate.
3039 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
3040 (wchar_t): Check for and define __WCHAR_T__.
3042 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
3044 * combine.c (simplify_shift_const): Treat shifts by the mode
3047 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
3049 * cpphash.h (struct tokenrun): New.
3050 (struct cpp_context): New member bol.
3051 (struct cpp_reader): New members.
3052 (_cpp_init_tokenrun): New.
3053 * cppinit.c (cpp_create_reader): Set up the token runs.
3054 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
3055 (lex_token): New internalised version of _cpp_lex_token. Don't
3056 handle directives or the multiple include opimisation here any
3057 more. Simply lex a token.
3058 * cpplib.c (run_directive): Clear bol.
3059 (_cpp_pop_buffer): Set bol.
3060 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
3063 2001-09-11 Michael Meissner <meissner@redhat.com>
3065 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
3066 give an error if the user uses -mfp32.
3067 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
3069 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
3070 floating point register size.
3071 (EXTRA_SPECS): Add CPP_FPR_SPEC.
3073 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
3074 HOST_WIDE_INT_PRINT_DEC to properly print the result of
3076 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
3077 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
3079 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
3081 * dbxout.c (dbxout_parms): Fix typo in comment.
3082 * unroll.c (loop_find_equiv_value): Ditto.
3083 * toplev.c (rest_of_compilation): Ditto.
3084 * loop.c (scan_loop): Ditto.
3085 * dwarf2out.c (struct dw_fde_struct): Ditto.
3087 2001-09-10 Zack Weinberg <zackw@panix.com>
3089 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
3090 copying identifier when we're just going to throw it away.
3091 (parse_identifier_slow): New routine to handle abnormal cases.
3092 (_cpp_lex_token): Update call site.
3094 * hashtable.c (ht_lookup): Don't assume that the string we've
3095 been given is NUL-terminated.
3096 * system.h: #define __builtin_expect(a, b) to (a) if not
3099 2001-09-10 Michael Meissner <meissner@redhat.com>
3101 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
3104 2001-09-10 David Edelsohn <edelsohn@gnu.org>
3106 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
3108 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3110 * builtins.c (c_getstr): Correct thinko in last change and further
3113 2001-09-10 Tim Freeman <tim@fungibole.com>
3115 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
3116 into varray's and register them as roots with the garbage
3117 collector so they are not collected too soon.
3119 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
3121 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
3123 * basic-block.h (flow_obstack, label_value_list,
3124 tail_recursion_label_list): Declare
3125 (tidy_fallthru_edges): Declare.
3126 (expunge_block, last_loop_beg_note): Delete.
3127 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
3129 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
3130 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
3131 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
3132 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
3133 expunge_block, flow_delete_block, compute_bb_for_insn,
3134 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
3135 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
3136 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
3137 try_redirect_by_replacing_jump, last_loop_beg_note,
3138 redirect_edge_and_branch, redirect_edge_and_branch_force,
3139 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
3140 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
3141 commit_edge_insertions, dump_flow_info, debug_flow_info,
3142 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
3143 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
3144 Move here from flow.c
3145 * cfganal.c: New file.
3146 (forwarder_block_p, can_fallthru, mark_critical_edges,
3147 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
3148 find_unreachable_blocks, create_edge_list, free_edge_list,
3149 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
3150 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
3151 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
3152 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
3153 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
3154 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
3155 Move here from flow.c
3156 * cfgbuild.c: New file
3157 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
3158 make_edges, find_basic_blocks_1, find_basic_blocks,
3159 find_sub_basic_blocks): Move here from flow.c
3160 * cfgcleanup.c: New file.
3161 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
3162 merge_blocks_move_predecessor_nojumps,
3163 merge_blocks_move_successor_nojumps, merge_blocks,
3164 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3165 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
3166 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
3168 * cfgloop.c: New file
3169 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
3170 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
3171 flow_loop_exit_edges_find, flow_loop_nodes_find,
3172 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3173 flow_loop_tree_node_add, flow_loops_tree_build,
3174 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
3175 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
3176 Move here from flow.c
3177 * flow.c: Remove everything moved elsewhere
3178 * output.h (cleanup_cfg): Return bool.
3180 * bb-reorder.c (reorder_block_def): Remove 'index'.
3181 (insert_intra_1): Add argument BB, set block for new note.
3182 (make_reorder_chain): Do not depdent on BB indexes.
3183 (make_reorder_chain_1): Do not use BB indexes.
3184 (label_for_bb): Likewise; set BB for new insn.
3185 (emit_jump_to_block_after): Likewise.
3186 (fixup_reoder_chain): Sanity check that all basic blocks
3187 are chained; verify newly created insn chain; remove
3188 undocnitional jump simplifying; Do not use BB indexes;
3189 properly initialize count and frequency information;
3190 dump reordered sequence.
3191 (insert_intra_bb_scope_notes): update call of insert_intra_1.
3192 (insert_inter_bb_scope_notes): Set block for new insn.
3193 (reorder_basic_blocks): Dump flow info before reoredering.
3195 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3197 * alias.c (clear_reg_alias_info): Use K&R format definition.
3198 Avoid unsigned warning.
3199 * builtins.c: Use "unsigned int", not "unsigned".
3200 (target_char_cast): Use host_integerp and tree_low_cst.
3201 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
3202 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
3203 (c_getstr): Likewise.
3204 (std_expand_builtin_va_arg): Use int_size_in_bytes.
3205 (builtin_memcpy_read_str): Avoid unsigned warning.
3206 (expand_builtin_memcpy): Alignments are unsigned.
3207 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
3208 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
3209 * predict.c (expensive_function_p): LIMIT now unsigned.
3210 * resource.c (mark_target_live_regs): Make some vars unsigned.
3211 * sdbout.c: Use "unsigned int", not "unsigned".
3212 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
3213 (sdbout_source_line): Likewise.
3214 (sdbout_record_type_name): Remove "const" for NAME declaration.
3215 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
3217 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
3219 * calls.c (store_one_arg): Expand comment.
3221 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3223 * calls.c (store_one_arg): Make sure that the entire argument is
3224 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
3226 2001-09-09 Richard Henderson <rth@redhat.com>
3228 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
3230 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
3232 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
3234 2001-09-09 Richard Henderson <rth@redhat.com>
3236 * config/alpha/alpha.c (alpha_next_sequence_number): New.
3237 (alpha_this_literal_sequence_number): New.
3238 (alpha_this_gpdisp_sequence_number): New.
3239 (some_operand, input_operand): Add HIGH.
3240 (local_symbolic_operand): New.
3241 (alpha_encode_section_info): New.
3242 (alpha_legitimate_address_p): Allow LO_SUM.
3243 (alpha_legitimize_address): Generate HIGH+LO_SUM.
3244 (alpha_expand_mov): Likewise.
3245 (secondary_reload_class): Check memory_operand not general_operand
3247 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
3248 (alpha_expand_unaligned_store): Likewise.
3249 (alpha_expand_unaligned_load_words): Likewise.
3250 (alpha_expand_unaligned_store_words): Likewise.
3251 (alpha_expand_block_clear): Likewise.
3252 (print_operand): Handle %#, %*, %H.
3253 (print_operand_address): Handle LO_SUM.
3255 (alpha_does_function_need_gp): Use it.
3256 (alpha_expand_block_move): Fix signed compare warnings.
3257 (alpha_sa_mask, alpha_align_insns): Likewise.
3258 * config/alpha/alpha-protos.h: Update.
3259 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
3260 (MASK_EXPLICIT_RELOCS): New.
3261 (TARGET_SWITCHES): Add -mexplicit-relocs.
3262 (EXTRA_CONSTRAINT): Add 'T'.
3263 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
3264 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
3265 (ENCODE_SECTION_INFO): Out line.
3266 (REDO_SECTION_INFO_P): New.
3267 (STRIP_NAME_ENCODING): New.
3268 (ASM_OUTPUT_LABELREF): New.
3269 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
3270 (PREDICATE_CODES): Update.
3271 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
3272 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
3273 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
3274 builtin_setjmp_receiver_er, exception_receiver_1_er,
3275 call_value_osf_1_er): New patterns.
3276 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
3277 (movqi, movhi, movsi): Add explicit $31 base register to lda.
3278 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
3279 (FINAL_PRESCAN_INSN): New.
3281 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
3283 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
3285 2001-09-08 Andreas Jaeger <aj@suse.de>
3287 * i386.h (TARGET_SWITCHES): Fix description.
3289 2001-09-07 David Edelsohn <edelsohn@gnu.org>
3291 * rs6000.c (num_insns_constant): Compute number of instructions
3294 * doc/install.texi: Explain AIX exception handling work-around.
3295 Update URL for AIX fixes.
3297 2001-09-07 Jim Wilson <wilson@redhat.com>
3299 * alias.c (clear_reg_alias_info): New.
3300 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
3301 * rtl.h (clear_reg_alias_info): Declare.
3303 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3305 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
3307 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
3308 (m16m,edivm,emulm): Change declaration to match definition.
3310 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3312 * reload.c (push_reload): Check for subreg_lowpart_p instead of
3313 SUBREG_BYTE being 0 when determining if the inner part of a subreg
3316 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3318 * c-common.c (signed_or_unsigned_type): Handle machine mode types
3319 which have no corresponding C type.
3320 * fold_const.c (target_isinf,target_isnan,target_negative): Update
3321 the representation of 64-bit doubles to work with 64-bit ints.
3323 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
3325 * config/mips/mips.c (override_options): Do not override ISA when ABI
3326 specified if MIPS_CPU_STRING_DEFAULT was specified.
3328 2001-09-07 Richard Henderson <rth@redhat.com>
3330 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
3331 (express_from_1): Wrap lines.
3332 * rtlanal.c (commutative_operand_precedence): Rename from
3333 operand_preference; export.
3334 * rtl.h: Declare it.
3335 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
3336 (simplify_binary_operation): Invoke simplify_plus_minus on
3337 (CONST (PLUS ...)) as well.
3338 (struct simplify_plus_minus_op_data): New.
3339 (simplify_plus_minus_op_data_cmp): New.
3340 (simplify_plus_minus): Use them. Avoid infinite recursion with
3341 simplify_binary_operation wrt CONST.
3343 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
3345 * h8300-protos.h (general_operand_dst_push): Remove.
3346 * h8300.c (general_operand_dst_push): Likewise.
3347 * h8300.h (OK_FOR_T): Likewise.
3348 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
3349 * h8300.md (pushqi_h8300): New.
3350 (pushqi_h8300hs): Likewise.
3352 (pushhi_h8300): Likewise.
3353 (pushhi_h8300hs): Likewise.
3356 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3358 * genattrtab.c (attr_printf): First arg is unsigned.
3359 Clean up formatting of callers.
3361 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
3363 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
3366 2001-09-07 Andreas Jaeger <aj@suse.de>
3368 * i386.h (TARGET_SWITCHES): Fix descriptions.
3370 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3372 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
3374 2001-09-06 Ira Ruben <ira@apple.com>
3376 Remove OP_IDENTIFIER.
3377 * tree.def (OP_IDENTIFIER): Remove.
3378 * tree.c (tree_node_kind enum): Remove op_id_kind.
3379 (tree_node_kind_names): Remove "op_identifiers".
3380 (make_node): Remove OP_IDENTIFIER test.
3381 (build_op_identifier): Removed because it isn't being used.
3382 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
3383 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
3385 2001-09-06 Richard Henderson <rth@redhat.com>
3387 * simplify-rtx.c (simplify_binary_operation): Revert last change.
3389 2001-09-06 Richard Henderson <rth@redhat.com>
3391 * simplify-rtx.c (simplify_binary_operation): Simplify contents
3394 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3396 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
3397 number used for CR register.
3399 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3400 Joern Rennecke (amylaar@cygnus.com)
3402 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
3403 * h8300.c (initial_offset): Handle offset between RP and FP.
3404 (h8300_return_addr_rtx): New function.
3405 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
3407 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
3408 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3409 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
3410 (CAN_ELIMINATE, REGISTER_NAMES):
3411 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
3413 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
3415 Remove TYPE_NONCOPIED_PARTS.
3416 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
3417 (struct tree_type): Remove noncopied_parts.
3418 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
3419 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
3420 (fixed_type_p): Remove.
3421 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
3422 (expand_expr, MODIFY_EXPR): Likewise.
3423 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
3424 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
3426 2001-09-06 Alan Modra <amodra@bigpond.net.au>
3428 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
3430 (mask64_operand): Likewise.
3431 (includes_rldic_lshift_p): Likewise.
3432 (includes_rldicr_lshift_p): Likewise.
3434 2001-09-05 Ziemowit Laski <zlaski@apple.com>
3436 * objc/objc-act.c (build_message_expr): If a class method cannot
3437 be found, do not issue a warning if a corresponding instance
3438 method exists in the root class.
3440 2001-09-05 Richard Henderson <rth@redhat.com>
3442 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
3444 2001-09-05 Zack Weinberg <zack@codesourcery.com>
3446 * function.c (ggc_mark_struct_function): Mark f->outer.
3447 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
3448 * integrate.c (output_inline_function): ... not here.
3450 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
3452 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
3454 * i386.c (size_cost): New static variable.
3455 (override_function): Use size_cost when -Os is specified.
3457 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
3458 properly; Use current_function_calls_eh_return.
3459 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
3460 use leave to avoid depdendancy chain.
3462 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
3463 get BB loop_depth instead of computing it from LOOP notes.
3465 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
3467 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3469 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3470 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3471 UNALIGNED_DOUBLE_INT_ASM_OP): Define
3473 2001-09-05 Jeffrey A Law (law@cygnus.com)
3474 Jason Merrill (jason@redhat.com)
3476 * stor-layout.c (layout_type): Complain if an array's size can
3477 not be represented in a size_t.
3479 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
3481 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
3483 * gcc.c: (process_command) Add parentheses around assignment
3484 used as truth value.
3486 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3488 * config/mips/mips.c (save_restore_insns): Don't mark any register
3489 save slots as unchanging if current_function_calls_eh_return.
3491 2001-09-05 Richard Henderson <rth@redhat.com>
3493 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
3494 * config/alpha/alpha-protos.h: Declare it.
3495 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
3496 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
3497 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
3498 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
3499 (REG_OK_FOR_BASE_P): Select one of the above.
3501 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3503 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
3504 (crti.o): Prefix name of object file with $(T).
3507 2001-09-05 David S. Miller <davem@redhat.com>
3509 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
3510 * config/sparc/linux64.h: Likewise.
3512 2001-09-05 Andreas Jaeger <aj@suse.de>
3514 * doc/invoke.texi (i386 Options): -mwide-multiply is not
3515 available anymore, remove the documentation.
3516 (i386 Options): Fix typo, cleanup index entries.
3518 * prefix.c (concat): Remove, we can use the version from liberty.
3520 2001-09-05 Richard Henderson <rth@redhat.com>
3522 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
3523 New functions split out of md file expanders.
3524 * config/alpha/alpha-protos.h: Declare them.
3525 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
3527 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
3529 * cppmacro.c (funlike_invocation_p): No need to restore context.
3531 2001-09-04 Richard Henderson <rth@redhat.com>
3533 * reload.c (push_reload): Export.
3534 * reload.h (push_reload): Declare it.
3536 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
3537 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3538 * config/alpha/alpha.c (alpha_legitimize_address): New.
3539 (alpha_legitimize_reload_address): Likewise.
3540 * config/alpha/alpha-protos.h: Declare them.
3542 2001-09-04 Stan Shebs <shebs@apple.com>
3544 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
3545 * config/darwin.c (machopic_stub_name): Account for internally
3546 generated lib calls such as memcpy.
3548 2001-09-04 Richard Henderson <rth@redhat.com>
3550 * unwind.h (_UA_END_OF_STACK): New flag.
3551 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
3553 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3555 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
3557 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
3559 * config/mips/mips.c (save_restore_insns): Change base_offset to
3560 fp_offset in second call to mips_emit_frame_related_store.
3562 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
3564 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
3565 sometimes be represented as a NOTE of type
3566 NOTE_INSN_DELETED_LABEL.
3567 (Insns): Document NOTE_INSN_DELETED_LABEL.
3569 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
3571 * c-common.h (tree_dump_index): Add more comments.
3572 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
3573 (dump_option_value_info): New struct.
3574 (dump_options): New array.
3575 (dump_switch_p): Parse switch options symbolically.
3576 * doc/invoke.texi (-fdump-ast): Rename to ...
3577 (-fdump-tree): ... here. Document that options are symbolic, and
3578 not all are applicable.
3580 2001-09-04 David S. Miller <davem@redhat.com>
3582 * config/sparc/sparc.md (define_splits): Kill constraints.
3584 Cleanup redundant and unused insn attributes.
3585 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
3586 binary, and move. Mark ialu as default.
3587 (commented out define_function_unit "alu"): Kill.
3588 (define_attr "use_clobbered"): Kill.
3589 (whole file): Kill address insn type references. Replace
3590 all unary/binary/move references with ialu.
3591 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
3592 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
3595 Simplify length insn attribute and make more judicious use
3596 of insn attribute defaulting.
3597 * config/sparc/sparc.md (all insns with length > one): Mark as
3598 insn type multi if real instructions, else use default if
3599 it is a forced splitter.
3600 (all insns with length == one): Use default insn length.
3601 (all insns of type ialu): Use default insn type.
3603 Fix erroneous insn attribute settings.
3604 (addx): Set insn type to misc.
3605 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
3606 const_umulsidi3_sp64): Set insn type to imul.
3608 Track SFmode vs DFmode insns according to UltraSPARC
3610 * config/sparc/sparc.md ("fptype"): New attribute, default
3612 (all DFmode single insns): Mark as fptype "double".
3614 2001-09-03 Jakub Jelinek <jakub@redhat.com>
3616 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
3618 2001-09-03 Richard Henderson <rth@redhat.com>
3620 * function.h (struct function): Add arg_pointer_save_area_init.
3621 * function.c (expand_function_end): Init arg_pointer_save_area.
3622 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
3623 when called from a nested function.
3625 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
3627 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
3630 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3632 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
3634 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
3636 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
3637 (emit_push_insn): Use specified padding direction when
3638 STACK_PUSH_CODE is POST_INC.
3640 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
3642 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3644 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
3646 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
3648 * cppinit.c (cpp_start_read): Free the imacros list as we
3649 traverse it. Don't free the chains before returning.
3650 (_cpp_push_next_buffer): Only try pushing buffers if we've
3651 completed -imacros handling.
3653 2001-08-31 Eric Christopher <echristo@redhat.com>
3655 * gcc.c (handle_braces): Add explaination for abort.
3657 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
3659 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
3660 move adjustment of bitpos instead.
3662 2001-08-31 Zack Weinberg <zack@codesourcery.com>
3664 * function.c: Remove all_functions. Make outer_function_chain
3666 (init_function_start): Don't add new function structure to
3668 (find_function_data, push_function_context_to,
3669 pop_function_context_from, put_var_into_stack,
3670 trampoline_address): Update for changed structure element names.
3671 (push_function_context_to): Disentangle.
3672 (free_after_compilation): Also free F.
3673 (expand_dummy_function_end): Don't free cfun here.
3674 (put_var_into_stack): Comment why we can't use find_function_data here.
3675 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
3676 (mark_function_chain): Split into maybe_mark_struct_function and
3677 ggc_mark_struct_function. Export the latter.
3678 (init_function_once): Mark from cfun and outer_function_chain;
3681 * function.h (struct function): Kill next_global. Rename next
3682 to outer. All users updated to match.
3683 (all_functions, outer_function_chain): Don't declare.
3685 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
3686 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
3687 don't touch f->inlinable, after calling rest_of_compilation.
3689 * tree.h: Forward-declare struct function. Prototype
3690 ggc_mark_struct_function.
3692 2001-08-31 Kazu Hirata <kazu@hxi.com>
3694 * config/h8300/h8300.md (*andorhi3): Fix typos.
3696 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3698 * calls.c (emit_library_call_value): Don't use a fixed
3699 argument after VA_CLOSE, i.e. out of scope in traditional C.
3701 * emit-rtl.c (gen_rtvec): Likewise.
3703 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3705 * Makefile.in (c-pragma.o): Depend on output.h.
3706 (reorg.o): Depend on except.h.
3708 * c-pragma.c: Include output.h.
3710 * reorg.c: Include except.h.
3712 * unwind-dw2.c: Call __builtin_alloca, not alloca.
3714 2001-08-31 Richard Henderson <rth@redhat.com>
3716 * sched-deps.c (add_dependence): Don't elide dependancy if the
3717 conditional used by insn is modified in elem.
3719 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
3721 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
3723 2001-08-31 Diego Novillo <dnovillo@redhat.com>
3725 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
3728 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3730 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
3732 (stormy16_asm_out_constructor): New function.
3733 (TARGET_ASM_CONSTRUCTOR): Define.
3734 (TARGET_ASM_DESTRUCTOR): Define.
3736 2001-08-31 Andreas Jaeger <aj@suse.de>
3738 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
3739 * loop.c (add_label_notes): Likewise.
3740 * reload.c (find_reloads): Likewise.
3741 * config/sh/sh.c (machine_dependent_reorg): Likewise.
3743 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
3745 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
3746 code here. Take _Unwind_{W,Sw}ord*.
3747 (read_encoded_value_with_base): Use them.
3748 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
3750 (extract_cie_info): Simplify read_?leb128 handling.
3751 (execute_stack_op, execute_cfa_program): Likewise.
3752 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
3754 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3756 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
3757 the frame pointer to pop the stack if convenient.
3759 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
3760 Don't use post-increment before combine.
3761 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
3762 a call-saved register.
3764 2001-08-31 Andreas Jaeger <aj@suse.de>
3766 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
3769 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
3771 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
3772 not DIV/MOD, of course.
3774 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
3776 * rtl.def: Undo my patch commited 2001-08-27.
3778 * genattrtab.c: Ditto.
3782 * sched-int.h: Ditto.
3784 * target-def.h: Ditto.
3788 * haifa-sched.c: Ditto.
3790 * sched-rgn.c: Ditto.
3792 * sched-vis.c: Ditto.
3794 * Makefile.in: Ditto.
3796 * doc/md.texi: Ditto.
3798 * doc/tm.texi: Ditto.
3800 * doc/contrib.texi: Ditto.
3802 * doc/gcc.texi: Ditto.
3804 * genattrtab.h: Remove it.
3806 * genautomata.c: Remove it.
3808 * genattr.c: Undo my patch and Richard Henderson's patch commited
3811 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
3813 * config.gcc (h8300-*-elf*): New case.
3814 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
3815 (SUBTARGET_CPP_SPEC): Define.
3816 (EXTRA_SPECS): Define.
3817 (SUBTARGET_EXTRA_SPECS): Define.
3818 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
3819 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
3821 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
3823 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
3824 (LIB2FUNCS_EXTRA): Define.
3825 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
3826 config/h8300/fixunssfsi.c: New file.
3828 2001-08-30 Kazu Hirata <kazu@hxi.com>
3830 * config/h8300/h8300.md (zero_extendqihi2): Changes to
3831 define_expand to accomodate target-specific attributes.
3832 (anonymous zero_extendqihi2 patterns): New.
3834 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
3836 * h8300.md (*andorhi3): New pattern.
3838 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
3840 * h8300.c (dosize): Fix test for "sub".
3842 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
3844 * c-typeck.c (pointer_diff): Try to eliminate common term before
3847 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
3849 * config/arm/arm.c (arm_compute_initial_elimination_offset):
3850 Account for the saves of the FP registers.
3852 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
3853 (TEXT_SECTION_ASM_OP): Define.
3854 (INIT_SECTION_ASM_OP): Define.
3855 (FINI_SECTION_ASM_OP): Define.
3856 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
3857 (RDATA_SECTION_FUNCITON): Provide prototype.
3859 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
3861 * reload1.c (move2add_note_store): Correct typo checking for
3864 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
3866 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
3867 note should not be considered outside the libcall block.
3869 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3871 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
3873 2001-08-29 Kazu Hirata <kazu@hxi.com>
3875 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
3877 2001-08-29 Kazu Hirata <kazu@hxi.com>
3879 * config/h8300/h8300-protos.h: Add a prototype for
3881 * config/h8300/h8300.c (emit_logical_op): New.
3882 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
3889 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3891 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
3892 comparison with rtx INTVAL.
3893 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
3895 * pa.h (FUNCTION_ARG_SIZE): Likewise.
3897 2001-08-29 Kazu Hirata <kazu@hxi.com>
3899 * config/h8300/lib1funcs.asm: Update the copyright. Fix
3902 2001-08-29 Kazu Hirata <kazu@hxi.com>
3904 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
3905 (reg n) to (mem (pre_dec (reg n))
3906 (anonymous movsi pattern): Likewise.
3908 2001-08-29 Kazu Hirata <kazu@hxi.com>
3910 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
3912 2001-08-29 Kazu Hirata <kazu@hxi.com>
3914 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
3915 several special constants.
3917 2001-08-29 Kazu Hirata <kazu@hxi.com>
3919 * config/h8300/lib1funcs.asm: Fix comment typos.
3921 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3923 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
3924 Fix format specifier warnings.
3926 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
3927 inet_makeaddr, semctl): Prototype.
3929 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
3930 (save_restore_insns): Use base_offset, not gp_offset.
3932 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
3933 (ASM_OUTPUT_BYTE): Fix format specifier warning.
3935 2001-08-29 Richard Henderson <rth@redhat.com>
3937 * bb-reorder.c (function_tail_eff_head): New.
3938 (record_effective_endpoints): Set it.
3939 (fixup_reorder_chain): Use it.
3941 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3943 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
3945 2001-08-28 Dale Johannesen <dalej@apple.com>
3947 * config/darwin.c (machopic_function_base_name): Add const
3948 qualifier to a string.
3949 (darwin_encode_section_info): Ditto.
3951 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3953 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
3954 function definition.
3956 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3958 * df.h (struct df): Add rts_order variable.
3960 * df.c (df_visit_next_rts): New function.
3961 (df_visit_next): Renamed to df_visit_next_rc
3962 (df_analyse_1): Allocate/compute/free rts_order as well.
3963 (df_rd_global_compute): Use df_visit_next_rc instead of
3965 (df_ru_global_compute): Use df_visit_next_rts instead of
3968 * flow.c (flow_reverse_top_sort_order_compute): New function.
3970 * basic-block.h: Add prototype.
3972 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3974 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
3975 blocks, the BB_REACHABLE is now set, rather than aux being
3976 non-NULL. Update the test to reflect this.
3978 2001-08-28 Eric Christopher <echristo@redhat.com>
3980 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
3981 config/mips/crti.asm: Ditto.
3983 2001-08-28 Eric Christopher <echristo@redhat.com>
3984 Richard Henderson <rth@redhat.com>
3986 * c-pragma.h (add_weak): Move prototype from here...
3987 * output.h (add_weak): ... to here.
3988 * varasm.c (add_weak): Fix typo.
3989 * config/mips/crti.asm: New file.
3990 * config/mips/crtn.asm: Ditto.
3991 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
3992 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
3993 (INVOKE__main): Ditto.
3994 (INIT_SECTION_ASM_OP): New.
3995 (FINI_SECTION_ASM_OP): Ditto.
3996 (STARTFILE_SPEC): Add crti.
3997 (ENDFILE_SPEC): Add crtn.
3998 * config/mips/elf64.h: Same.
3999 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
4001 * config/mips/vxworks.h: Ditto.
4002 * config/mips/t-elf: Support crti and crtn.
4004 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4006 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
4009 2001-08-28 Richard Henderson <rth@redhat.com>
4011 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
4012 (one_cmplbi2 splitter): Remove redundant test.
4014 2001-08-28 Dale Johannesen <dalej@apple.com>
4016 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
4018 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
4020 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
4022 2001-08-28 Stan Shebs <shebs@apple.com>
4024 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
4025 (UNALIGNED_SHORT_ASM_OP): Define.
4026 (UNALIGNED_INT_ASM_OP): Define.
4028 2001-08-28 Will Cohen <wcohen@redhat.com>
4030 * config/rs6000/rs6000.md (store_multiple): Correct RTL
4031 generation for first set.
4033 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4035 * flow.c (redirect_edge_succ_nodup): Return new edge.
4036 (try_simplify_condjump): Use new edge.
4037 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
4039 * cse.c (cse_basic_block): Skip note instructions.
4041 2001-08-27 Richard Henderson <rth@redhat.com>
4043 * combine.c (combine_simplify_rtx): Don't reverse condition
4044 if there is no reverse for the condition.
4045 (simplify_comparison): Don't simplify subregs from INT to FP.
4047 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
4048 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
4049 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
4050 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
4051 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
4052 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
4054 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4056 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
4057 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
4059 (adddi_dilshr32, adddi_dishl32): Only data register can be
4060 source for mem destination.
4062 * expmed.c (store_bit_field): Ignore adjustment to bitpos
4063 and use bitnum to decide about register move.
4065 2001-08-27 Richard Henderson <rth@redhat.com>
4067 * genattr.c (main): Emit state_t even when not doing scheduling.
4069 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4070 Richard Henderson <rth@redhat.com>
4072 * gcse.c (reg_first_set, reg_last_set): Replace with ...
4073 (reg_avail_info, current_bb): ... these.
4074 (oprs_unchanged_p, record_last_reg_set_info): Use them.
4075 (compute_hash_table): Likewise.
4077 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4079 * flow.c (verify_flow_info): Use checksums to verify edges.
4081 2001-08-27 Richard Henderson <rth@redhat.com>
4083 * genautomata.c (expand_automata): Always create a description.
4085 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
4087 * optabs.c (expand_binop): Correctly handle the carry in multiword
4088 add/subtract operations.
4090 2001-08-27 Fred Fish <fnf@be.com>
4092 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
4095 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
4097 * reload.c (find_reloads_toplev): Back out this change:
4099 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
4101 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
4102 mem if the address is a mode_dependent_address_p.
4104 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4106 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
4107 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
4108 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
4111 * genattr.c (main): New variable num_insn_reservations. Increase
4112 it if there is DEFINE_INSN_RESERVATION. Output automaton based
4113 pipeline hazard recognizer interface.
4115 * genattrtab.h: New file.
4117 * genattrtab.c: Include genattrtab.h.
4118 (attr_printf, check_attr_test, make_internal_attr,
4119 make_numeric_value): Move protypes into genattrtab.h. Define them
4121 (num_dfa_decls): New global variable.
4122 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
4123 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
4124 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
4125 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
4127 * genautomata.c: New file.
4129 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
4131 * sched-int.h: (curr_state): Add the external definition for
4132 automaton pipeline interface.
4133 (haifa_insn_data): Add comments for members blockage and units.
4135 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4136 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4137 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4138 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4139 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4140 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4141 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
4143 (TARGET_SCHED): Use the new macros.
4145 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
4146 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
4147 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
4148 dfa_bubble): New members in gcc_target.sched.
4150 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
4151 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
4152 (insn_queue): Redefine it as pointer to array.
4153 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
4155 (max_insn_queue_index_macro_value): New variable.
4156 (curr_state, dfa_state_size, ready_try): New varaibles for
4157 automaton interface.
4158 (ready_element, ready_remove, max_issue): New function prototypes
4159 for automaton interface.
4160 (choose_ready): New function prototype.
4161 (insn_unit, blockage_range): Add comments.
4162 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
4163 FUNCTION_UNITS_SIZE == 0.
4164 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
4165 actual_hazard, potential_hazard): Add comments.
4166 (insn_cost): Use cost -1 as undefined value. Remove
4167 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
4169 (ready_element, ready_remove): New functions for automaton
4171 (schedule_insn): Add new code for automaton pipeline interface.
4172 (queue_to_ready): Add new code for automaton pipeline interface.
4173 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
4174 (debug_ready_list): Print newline when the queue is empty.
4175 (max_issue): New function for automaton pipeline interface.
4176 (choose_ready): New function.
4177 (schedule_block): Add new code for automaton pipeline interface.
4178 Print ready list before scheduling each insn.
4179 (sched_init): Add new code for automaton pipeline interface.
4180 Initiate insn cost by -1.
4181 (sched_finish): Free the current automaton state and finalize
4182 automaton pipeline interface.
4184 * sched-rgn.c: Include target.h.
4185 (init_ready_list, new_ready, debug_dependencies): Add new code for
4186 automaton pipeline interface.
4188 * sched-vis.c: Include target.h.
4189 (get_visual_tbl_length): Add code for automaton interface.
4190 (target_units, print_block_visualization): Add comments.
4192 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
4193 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
4194 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
4195 (getruntime.o, genautomata.o): New entries.
4196 (genattrtab.o): Add new dependency file genattrtab.h.
4197 (genattrtab): Add new dependencies. Link it with `libm.a'.
4198 (getruntime.o, hashtab.o): New entries for canadian cross.
4200 * doc/md.texi: Description of automaton based model.
4202 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
4204 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4205 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4206 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4207 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4208 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4209 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4210 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
4212 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
4213 MAX_DFA_ISSUE_RATE): New macro descriptions.
4215 * doc/contrib.texi: Add dfa based scheduler contribution.
4217 * doc/gcc.texi: Add more information about genattrtab.
4219 2001-08-27 Diego Novillo <dnovillo@redhat.com>
4221 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
4224 2001-08-27 Richard Henderson <rth@redhat.com>
4226 * function.c (expand_function_end): Don't init arg_pointer_save_area.
4227 (get_arg_pointer_save_area): New. Create an init it here.
4228 (fix_lexical_addr): Use it.
4229 * function.h: Declare it.
4230 * builtins.c (expand_builtin_setjmp_receiver): Use it.
4231 * stmt.c (expand_nl_goto_receiver): Use it.
4233 2001-08-27 Richard Henderson <rth@redhat.com>
4235 * final.c (final_scan_insn): Don't enter APP_ON mode for
4238 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
4239 alignment for assemble_integer for DW_EH_PE_aligned.
4240 * except.c (output_function_exception_table): Likewise.
4242 2001-08-26 Andreas Jaeger <aj@suse.de>
4244 * c-tree.h: Add prototyp for c_sizeof_nowarn.
4246 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
4248 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
4250 2001-08-27 Alan Modra <amodra@bigpond.net.au>
4252 * config/rs6000/rs6000.c (mask_operand): Rewrite without
4254 (mask64_operand): Likewise.
4255 (rldic_operand): Delete.
4256 (includes_lshift64_p): Delete.
4257 (includes_rldic_lshift_p): New function.
4258 (includes_rldicr_lshift_p): New function.
4259 (print_operand): Don't call rldic_operand in case 'W'.
4260 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
4261 (includes_lshift64_p): Remove.
4262 (includes_rldic_lshift_p): Declare.
4263 (includes_rldicr_lshift_p): Declare.
4264 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
4265 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
4266 Replace match_operand rldic_operand predicate with
4267 const_int_operand. Replace includes_lshift64_p condition with
4268 includes_rldic_lshift_p.
4269 <ashldi3_internal 64 bit rldicr patterns>: New.
4271 2001-08-27 Andreas Jaeger <aj@suse.de>
4273 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4274 * errors.c: Likewise.
4275 * final.c: Likewise.
4276 * dwarf2asm.c: Likewise.
4277 * doprint.c (checkit): Likewise.
4278 * diagnostic.c: Likewise.
4279 * collect2.c: Likewise.
4280 * calls.c: Likewise.
4281 * c-semantics.c (build_stmt): Likewise.
4282 * c-format.c (status_warning): Likewise.
4283 * c-errors.c (pedwarn_c99): Likewise.
4284 * builtins.c (validate_arglist): Likewise.
4285 * config/pj/pj.c (pj_printf): Likewise.
4286 * fix-header.c: Likewise.
4288 * gcov.c (fnotice): Likewise.
4289 * gensupport.c (message_with_line): Likewise.
4290 * mips-tfile.c: Likewise.
4291 * protoize.c (notice): Likewise.
4292 * read-rtl.c (fatal_with_file_and_line): Likewise.
4293 * rtl-error.c: Likewise.
4294 * tradcpp.c: Likewise.
4296 * cp/tree.c (build_min_nt): Likewise.
4297 (build_min): Likewise.
4298 * cp/lex.c: Likewise.
4299 * cp/errfn.c: Likewise.
4300 * cp/rtti.c (create_pseudo_type_info): Likewise.
4302 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
4304 * df.c (df_uses_record): Return after recording all uses
4307 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
4309 * df.c (df_insn_modify): Realloc the INSN table here, if
4310 necessary, here, too.
4312 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
4314 * config/mips/mips.c (mips_function_value): Handle complex return
4317 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
4319 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
4321 * reload.c (make_memloc): Copy result if it is still
4322 reg_equiv_memory_loc[regno] on return.
4323 (subst_reloads) [ENABLE_CHECKING]: Check that none of
4324 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
4325 reg_equiv_mem are modified by the substitutions.
4327 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4329 * predict.c (expensive_function_p): New.
4330 * rtl.h (expensive_function_p): Declare.
4331 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
4332 (use_fast_prologue_epilogue): New static variable.
4333 (expand_prologue): Set it; emit short prologues if unset.
4334 (expand_epilogue): Likewise.
4336 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4338 * config.gcc: Add stormy16-*-elf case.
4339 * config/stormy16/stormy-abi: New file.
4340 * config/stormy16/stormy16-lib2.c: New file.
4341 * config/stormy16/stormy16-protos.h: New file.
4342 * config/stormy16/stormy16.c: New file.
4343 * config/stormy16/stormy16.h: New file.
4344 * config/stormy16/stormy16.md: New file.
4345 * config/stormy16/t-stormy16: New file.
4347 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4349 * i386.h (no-accumulate-outgoing-args): Use proper mask.
4351 2001-08-24 David Edelsohn <edelsohn@gnu.org>
4353 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
4354 descriptor members are pointer size, not constant 4.
4355 * config/rs6000/rs6000.md (define_splits): Remove more unused
4358 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4360 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
4362 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
4364 * cp/rtti.c (VPARAMS): Fix parameter.
4366 2001-08-24 Zack Weinberg <zackw@panix.com>
4368 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
4370 (mode_for_extraction): No need for #ifdefs. Add default-case abort
4372 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
4373 in if controlling use of insv.
4374 (extract_bit_field): Likewise, for extv and extzv.
4376 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4378 * i386.md (movcc peep2): Fix load of 0.
4380 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4382 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
4383 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
4385 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
4387 * c-pragma.h: Move weak_syms and weak_decls...
4388 * varasm.c: ...here. Now static.
4389 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
4390 depend on HANDLE_PRAGMA_WEAK.
4392 * c-common.c (c_alignof, c_alignof_expr): Move here...
4393 * c-typeck.c: ...from here.
4394 * c-tree.h, c-common.h: Adjust.
4396 2001-08-23 Bernd Schmidt <bernds@redhat.com>
4398 * config/ia64/ia64.c (rws_update): If !pred, set write_count
4399 instead of incrementing it.
4401 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
4402 asm ready, don't try to move them all into the same array element.
4404 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4406 * function.c (thread_prologue_and_epilogue_insns): Avoid
4407 fallthru flag on edge to exit.
4409 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
4411 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
4414 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4416 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
4417 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
4418 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
4421 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4423 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
4424 replace "GNU CC" with "GCC".
4426 2001-08-23 Richard Henderson <rth@redhat.com>
4428 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
4429 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
4430 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
4431 Need GR between FR and not GR_AND_FR.
4432 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
4433 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
4434 AR regs before GR regs.
4435 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
4436 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
4437 (REGISTER_MOVE_COST): Update.
4438 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
4440 2001-08-23 Richard Henderson <rth@redhat.com>
4442 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
4445 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4447 * reload1.c (emit_reload_insns): Don't look for notes
4448 on a NULL store_insn.
4450 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4452 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
4453 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
4454 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
4455 format specifier warnings.
4456 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
4458 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
4460 * config/i386/i386-protos.h: Correct declaration of
4461 i386_pe_asm_named_section.
4463 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
4465 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
4467 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4469 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4471 * cpperror.c (print_location): Don't show _Pragma.
4472 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
4473 and file change callback generation here.
4474 (stack_include_file): Update use of cpp_push_buffer.
4475 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
4476 (struct cpp_buffer): Remove type, pfile members.
4477 * cppinit.c (cpp_handle_option): Use free_chain.
4478 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
4479 (skip_escaped_newlines, get_effective_char, lex_percent): Take
4480 a cpp_reader rather than a cpp_buffer.
4481 (skip_escaped_newlines, get_effective_char, skip_block_comment,
4482 skip_line_comment, parse_string, lex_percent, lex_dot,
4483 _cpp_lex_token): Update accordingly.
4484 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
4486 (cpp_push_buffer): Update prototype.
4487 (run_directive): Update use of cpp_push_buffer.
4488 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
4489 handle_assertion): Update use of run_directive.
4490 * cpplib.h (enum cpp_buffer_type): Remove.
4491 (cpp_push_buffer): Update prototype.
4492 * fix-header.c (read_scan_file): Update.
4494 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4496 * gcc.c (struct prefix_list): Change prefix to const char *.
4498 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4500 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
4502 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
4504 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
4507 * jump.c (squeeze_notes): Take parms by reference. Handle END being
4510 * ifcvt.c (dead_or_predicable): Adjust.
4511 * loop.c (find_and_verify_loops): Adjust.
4512 * stmt.c (expand_end_case): Adjust.
4513 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
4514 head and end insn pointers in the basic block, not just local copies.
4515 (merge_blocks_move_predecessor_nojumps): Likewise.
4517 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
4519 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
4520 bitmap.h, builtin-types.def, builtins.c, builtins.def,
4521 c-aux-info.c, c-common.c, c-common.def, c-common.h,
4522 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
4523 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
4524 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
4525 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
4526 conditions.h, config.gcc, configure.frag, configure.in,
4527 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
4528 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
4529 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
4530 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
4531 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
4532 emit-rtl.c, errors.c, errors.h, except.c, except.h,
4533 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
4534 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
4535 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
4536 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
4537 gencheck.c, gencodes.c, genconfig.c, genemit.c,
4538 genextract.c, genflags.c, gengenrtl.c, genmultilib,
4539 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
4540 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
4541 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
4542 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
4543 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
4544 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
4545 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
4546 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
4547 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
4548 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
4549 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
4550 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
4551 params.h, predict.c, predict.def, predict.h, prefix.c,
4552 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
4553 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
4554 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
4555 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
4556 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
4557 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
4558 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
4559 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
4560 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
4561 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
4562 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
4563 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
4564 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
4565 xcoffout.h: replace "GNU CC" with "GCC".
4567 2001-08-21 Richard Henderson <rth@redhat.com>
4569 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
4570 (final_scan_insn): Consider jump tables data even if we have no
4571 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
4573 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
4574 (ASM_OUTPUT_CASE_END): Remove.
4575 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
4576 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
4577 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4579 2001-08-21 Richard Henderson <rth@redhat.com>
4581 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
4582 at barrier insns. Emit stop bits before barriers.
4584 * flow.c (flow_find_cross_jump): Don't consider unconditional
4585 return insns for commoning.
4587 * final.c (compute_alignments): Fix typo.
4589 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
4590 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
4591 (store_bit_field): Use mode_for_extraction more places.
4592 (extract_bit_field): Likewise.
4594 2001-08-21 Zack Weinberg <zackw@panix.com>
4596 * caller-save.c: Don't include insn-codes.h.
4597 (reg_save_code, reg_restore_code): Make arrays of int.
4598 All uses updated to match.
4599 (insert_save, insert_restore): No need to initialize "code"
4600 variable upon declaration.
4601 * Makefile.in: update dependencies; fix typo in clean rule.
4603 2001-08-21 Richard Henderson <rth@redhat.com>
4605 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
4606 (merge_if_block): Handle fallout from same.
4608 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4610 * builtins.c (type_to_class): Fix typo in last change.
4612 2001-08-21 Richard Henderson <rth@redhat.com>
4614 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
4615 ia64_asm_output_label.
4617 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
4618 copy of gp while the real gp register contains garbage.
4620 2001-08-21 Zack Weinberg <zackw@panix.com>
4622 * expmed.c (mode_for_extraction): New function.
4623 (store_bit_field, extract_bit_field): Use it.
4624 * expr.h: Prototype it and provide an enum for its first argument.
4626 * combine.c, function.c, recog.c: Don't include insn-codes.h.
4627 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
4628 and digging through the insn_data tables.
4629 * Makefile.in: Update dependencies.
4631 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4633 * cppfiles.c (stack_include_file): line-map.c now handles include
4635 (handle_missing_handler): Similarly.
4636 (_cpp_execute_include): Similarly.
4637 (_cpp_pop_file_buffer): Similarly.
4638 * cpphash.h (struct cpp_reader): Remove system_include_depth,
4639 buffer_stack_depth and include_depth.
4640 * cpplib.c (do_include_common): line-map.c now handles include depth.
4641 (cpp_push_buffer): Similarly.
4642 (_cpp_pop_buffer): Similarly.
4643 * cppmacro.c (builtin_macro): Update.
4644 * line-map.c (init_line_maps): Set depth.
4645 (add_line_map): Increment "used" earlier. Update and use the
4647 (trace_include): Use the include depth.
4648 * line-map.h (struct line_maps): New member depth.
4650 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4652 * cppfiles.c (stack_include_file): Don't handle -H here.
4653 * cppinit.c (cpp_start_read): Set include tracing after
4654 cpp_post_options and after stacking the main file.
4655 * line-map.c (trace_include): New.
4656 (init_line_maps, add_line_map): Update.
4657 * line-map.h (struct line_maps): New member trace_includes.
4659 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4661 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
4662 * cppfiles.c (stack_include_file): Only stack a file if there
4663 is something to do. Return a boolean indicating whether a
4664 buffer was stacked or not.
4665 (_cpp_execute_include): Similarly.
4666 (_cpp_read_file): Similarly.
4667 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
4669 2001-08-21 Sam Steingold <sds@gnu.org>
4671 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
4672 (RECACHE): keep obufp_before_macroname up to date
4674 2001-08-21 Zack Weinberg <zackw@panix.com>
4676 * stmt.c: Don't include insn-codes.h.
4677 (expand_end_case): Machine specific logic moved to expr.c.
4678 No need to worry about __builtin_classify_type.
4679 (check_for_full_enumeration_handling, emit_case_nodes):
4682 * builtins.o (expand_builtin_classify_type): Split up so code
4683 can be shared with fold_builtin_classify_type.
4684 (type_to_class, fold_builtin_classify_type): New functions.
4685 (fold_builtins): Handle __builtin_classify_type.
4687 * expr.c (do_tablejump): Now static.
4688 (case_values_threshold, try_casesi, try_tablejump): New;
4689 code mostly from stmt.c (expand_end_case).
4690 (expr.h): Update prototypes.
4692 * Makefile.in (stmt.o): Update dependencies.
4694 2001-08-21 Will Cohen <wcohen@redhat.com>
4696 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
4697 declaration of variable i.
4698 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
4699 declaration of variable i.
4701 2001-08-21 Richard Henderson <rth@redhat.com>
4703 * crtstuff.c: Fix thinko last change. Move list tails to start
4704 of CRT_END section. Tidy ifdefs.
4705 (__EH_FRAME_BEGIN__): Always static for ELF.
4706 (__do_global_ctors_1): Rename from __frame_dummy.
4707 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
4708 name change; don't hide __EH_FRAME_BEGIN__.
4710 2001-08-21 Richard Henderson <rth@redhat.com>
4712 * gdbinit.in: Move break on exit after break on fancy_abort.
4714 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
4717 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4719 * cpphash.h (_cpp_push_next_buffer): New.
4720 * cppinit.c (do_includes): Remove.
4721 (push_include, free_chain, _cpp_push_next_buffer): New.
4722 (cpp_start_read): Use them to rework command line option handling.
4723 (cpp_handle_option): Combine handling of -include and -imacros.
4724 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
4725 appropriate. Always insert missing \n at EOF.
4726 * cpplib.c (start_directive): Get the directive position right.
4727 * cppmain.c (cb_file_change): Always print the first line, unless
4730 2001-08-20 Andreas Jaeger <aj@suse.de>
4732 * profile.c (compute_branch_probabilities): Remove extra new-line
4734 * flow.c (verify_flow_info): Likewise.
4736 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4738 * basic-block.h (basic_block): Add new field 'flags'.
4739 (BB_REACHABLE): Define.
4740 (expunge_block): Declare.
4741 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
4742 (EXIT_BLOCK_PTR): Ditto.
4743 (expunge_block): Remove static declaration.
4744 (cleanup_cfg): Clear bb->aux on every basic block.
4745 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
4746 computing reachability.
4747 (delete_unreachable_blocks): Delete block b if b->flags has
4750 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4752 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
4754 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4756 * sparc.c (sparc_variable_issue): Fix typo in last change.
4758 2001-08-20 Richard Henderson <rth@redhat.com>
4760 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
4762 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
4764 * pa.h (RETURN_IN_MEMORY): Improve comment.
4766 2001-08-20 Janis Johnson <janis187@us.ibm.com>
4768 * doc/invoke.texi (Profiling options): Clarify the interactions
4769 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
4771 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
4773 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
4776 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4778 * gcc.c (make_relative_prefix): Allocate a sufficiently large
4781 2001-08-20 Richard Henderson <rth@redhat.com>
4783 * final.c (end_final): Fix typo last change.
4785 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
4787 * cppinit.c (init_standard_includes): The returned buffer
4788 is already malloc-ed.
4789 * gcc.c (add_prefix): Similarly.
4790 * prefix.c (translate_name): Update to support clear buffer
4792 (update_path): Similarly. Be sure to free any newly allocated
4793 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
4795 * prefix.h (update_path): Update prototype and document.
4796 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
4797 up and update to new buffer ownership rules.
4798 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
4800 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4802 * final.c (compute_alignments): New function.
4803 (init_insn_lengths): Do not care label_align.
4804 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
4805 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
4806 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
4807 (shorted_branches): Realloc label_align array; do
4808 not call init_insn_lengths; Do not care about loop alignments.
4809 * output.h (compute_alignments): Declare.
4810 * toplev.c (rest_of_compilation): Call compute_alignments.
4811 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
4813 * predict.c (block_info_def): Add npredecesors, remove nvisited;
4814 change visited to tovisit.
4815 (propagate_freq): Use faster traversing algorithm.
4816 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
4817 to tovisit; reverse meaning.
4819 * predict.c (struct block_info_def): Remove nvisited.
4820 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4821 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4823 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
4825 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
4826 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
4827 (TARGET_FUSED_MADD): New.
4828 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
4829 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
4830 the multiply-add instructions.
4832 2001-08-19 Richard Henderson <rth@redhat.com>
4834 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
4835 is aligned to pointer size.
4837 2001-08-19 Richard Henderson <rth@redhat.com>
4839 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
4840 display markers during final schedule.
4842 2001-08-19 Richard Henderson <rth@redhat.com>
4844 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
4846 2001-08-19 Richard Henderson <rth@redhat.com>
4848 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
4850 (ASM_NAME_TO_STRING): Remove.
4851 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
4852 in the same string. Remove support for expressions.
4854 2001-08-19 Richard Henderson <rth@redhat.com>
4856 * config/i386/i386.md (tablejump): Make an expander; handle
4857 pic relative addressing here.
4858 (tablejump_1): Rename from tablejump_pic.
4861 2001-08-19 Richard Henderson <rth@redhat.com>
4863 * regclass.c (fix_register): Fix typo.
4865 2001-08-18 Richard Henderson <rth@redhat.com>
4867 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
4868 (struct _Unwind_Context): Expand br_loc to hold it.
4869 (uw_frame_state_for): Handle leaf functions better.
4870 (uw_update_reg_address): Update for br_loc change.
4872 2001-08-18 Richard Henderson <rth@redhat.com>
4874 * crtstuff.c: Move list heads before code that uses them.
4875 (__JCR_LIST__): Remove initial null.
4876 (frame_dummy, __frame_dummy): Do java registration here ...
4877 (__do_global_ctors_aux): ... not here.
4879 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
4880 (__do_global_dtors_aux): Update to match.
4881 (__JCR_LIST__, __do_jv_register_classes): New.
4883 * config/ia64/crtend.asm (__JCR_END__): New.
4884 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
4885 instead of an indirect LTOFF22 reloc.
4887 2001-08-18 Richard Henderson <rth@redhat.com>
4889 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
4890 * regclass.c (init_reg_sets_1): Fix typo.
4891 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
4892 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
4893 (ia64_compute_frame_size): Make ar.unat live when in use.
4894 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
4895 for ar.pfs; remove ar.unat handling.
4896 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
4898 (PREDICATE_CODES): Add ar_pfs_reg_operand.
4899 * config/ia64/ia64-protos.h: Update decls.
4900 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
4901 (sibcall_pic): Likewise.
4903 2001-08-18 Richard Henderson <rth@redhat.com>
4905 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
4906 pred_rel_mutex when searching for insn_group_barrier.
4907 * config/ia64/ia64.md (cycle_display): Combine the expander
4910 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
4911 bit before asm as needed.
4913 2001-08-18 Richard Henderson <rth@redhat.com>
4915 * timevar.def (TV_MACH_DEP): New.
4916 * toplev.c (rest_of_compilation): Use it.
4917 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
4919 2001-08-18 Zack Weinberg <zackw@panix.com>
4921 * unwind-dw2.c (execute_stack_op): Add default aborts to
4922 the inner switches to prevent warnings.
4924 2001-08-18 Richard Henderson <rth@redhat.com>
4926 * timevar.h (struct timevar_time_def): Change element type to float.
4927 (ticks_to_msec, clocks_to_msec): Likewise.
4928 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
4929 (get_time): Likewise.
4930 (timevar_print): Adjust zero check and printing to match.
4932 2001-08-18 Zack Weinberg <zackw@panix.com>
4934 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
4935 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
4936 Eliminate overfull or underfull hboxes.
4938 2001-08-18 Zack Weinberg <zackw@panix.com>
4940 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4942 2001-08-18 Zack Weinberg <zackw@panix.com>
4944 * haifa-sched.c: Convert to target hooks. Macros replaced
4945 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
4946 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
4947 MD_SCHED_FINISH, and HAVE_cycle_display.
4948 * target-def.h (TARGET_SCHED_ADJUST_COST,
4949 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
4950 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
4951 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
4952 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
4953 New hook #defines to be overridden.
4954 (TARGET_SCHED): Bring them all together.
4955 (TARGET_INITIALIZER): Update.
4956 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
4957 instead of 'struct rtx_def *' throughout.
4958 (struct sched): New set of hooks for the scheduler.
4959 * Makefile.in (haifa-sched.o): Depend on target.h.
4960 * doc/tm.texi: Document the new scheduler hooks, together in
4961 their own section, instead of scattered around.
4962 Fix a bunch of underfull/overfull hboxes.
4964 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
4965 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
4966 sparc.h: Don't define any of the old scheduler macros.
4968 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
4969 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
4970 sparc.c: Create hook functions from code extracted from
4971 corresponding target header, or make existing hooks static, as
4972 appropriate. Set the appropriate entries in targetm.
4974 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
4975 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
4976 rs6000-protos.h, s390-protos.h, sparc-protos.h:
4977 Remove prototypes for functions which are now static.
4979 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
4980 related gunk; the Haifa scheduler is now the only choice.
4982 2001-08-18 Zack Weinberg <zackw@panix.com>
4984 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
4985 * genopinit.c: Put floating point divide insns in sdiv_optab.
4986 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
4987 * config/gofast.h, config/c4x/c4x.h,
4988 config/ia64/hpux_longdouble.h, config/mips/mips.h,
4989 config/pa/long_double.h, config/rs6000/sysv4.h,
4990 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
4991 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
4992 (init_optabs): Use init_optabv for overflow-trapping optabs.
4993 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
4994 cmp_optab RTX codes so have_insn_for can find them.
4996 * optabs.c (expand_simple_binop, expand_simple_unop,
4997 have_insn_for, gen_sub3_insn): New interfaces.
4998 * expr.h: Prototype new functions.
4999 (enum optab_methods): Move here from optabs.h.
5001 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
5002 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
5003 Use new functions instead of working directly with optabs.
5004 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
5005 unroll.c: Don't include optabs.h.
5006 * caller-save.c, combine.c, function.c, stmt.c: Just include
5007 insn-codes.h, not optabs.h.
5008 * Makefile.in: Update dependencies.
5010 * combine.c (make_compound_operation, simplify_comparison):
5011 Fix typos testing for this or that instruction.
5013 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5015 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
5016 generating libgcc.a.
5018 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5020 * except.c (TYPE_HASH): Delete.
5022 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
5025 * tree.c (TYPE_HASH): Delete.
5027 * tree.h (TYPE_HASH): Define.
5029 2001-08-18 Graham Stott <grahams@redhat.com>
5031 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
5033 (adddi3_internal_2+2): Likewise.
5034 (eh_set_lr_di+1): Likewise.
5036 2001-08-17 Richard Henderson <rth@redhat.com>
5038 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5039 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
5040 * dwarf2asm.c: ... here.
5041 * dwarfout.c: Remove them.
5043 * varasm.c (assemble_integer): Add align parameter.
5044 (assemble_real, output_constant, output_constructor): Likewise.
5045 * output.h: Update decls.
5046 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
5047 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
5048 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
5049 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
5050 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
5053 * final.c (end_final): Abort profile block generation if we
5054 havn't layed it out properly.
5055 * output.h (assemble_eh_integer): Remove stale decl.
5056 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
5058 (assemble_integer): Handle unaligned data.
5059 (assemble_real): Abort on unaligned data.
5060 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
5062 (default_dtor_section_asm_out_destructor): Use assemble_align.
5063 (default_named_section_asm_out_constructor): Likewise.
5064 (default_ctor_section_asm_out_constructor): Likewise.
5065 * config/darwin.c (machopic_asm_out_constructor): Likewise.
5066 (machopic_asm_out_destructor): Likewise.
5067 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
5068 (nextstep_asm_out_destructor): Likewise.
5069 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
5070 (vms_asm_out_destructor): Likewise.
5072 2001-08-17 Richard Henderson <rth@redhat.com>
5074 * config/mips/iris6.h (TARGET_IRIX6): New.
5075 (current_section_name, current_section_flags): New.
5076 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
5077 (MAX_OFILE_ALIGNMENT): New.
5078 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
5079 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
5080 (copy_file_data): Split out from
5081 (mips_asm_file_end): ... here.
5082 (mips_asm_file_start): Remove extra .section directive. Use
5083 tmpfile instead of mips_make_temp_file.
5084 (mips_unique_section): Use const char * as needed for warnings.
5085 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
5086 re-add align parameter.
5087 (iris6_asm_named_section): New.
5088 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
5089 (iris6_asm_output_align, iris6_section_align_1): New.
5090 (iris6_asm_file_start, iris6_asm_file_end): New.
5091 * config/mips/mips-protos.h: Update decls.
5093 2001-08-17 Janis Johnson <janis187@us.ibm.com>
5095 * doc/install.texi (Install GCC): Add links to build status pages.
5097 (Final install): Ditto; request updates for specific info
5099 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
5101 * cpperror.c (print_location): Don't take a file name; use the
5103 (_cpp_begin_message): Similarly.
5104 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5105 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5106 (cpp_pedwarn_with_file_and_line): Remove.
5107 * cppfiles.c (stack_include_file): Update; set filename to stdin
5108 here when appropriate.
5109 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
5110 (_cpp_begin_message): Don't take a file name.
5111 * cppinit.c: Add comment.
5112 * cpplex.c: Fix end-of-directive indicator.
5113 * cpplib.c: Don't include intl.h.
5114 (run_directive, do_diagnostic): Update.
5115 (do_line): Update to not use nominal_fname.
5116 (cpp_push_buffer): Don't take a filename.
5117 * cpplib.h (struct ht): Remove.
5118 (cpp_push_buffer): Don't take a filename.
5119 (cpp_pedwarn_with_file_and_line): Remove.
5120 * cppmacro.c (struct cpp_macro): Remove file.
5121 (builtin_macro): Update.
5122 (_cpp_create_definition): Update.
5123 * cppmain.c: Correct comment.
5124 * fix-header.c (read_scan_file): Update.
5126 2001-08-17 Kazu Hirata <kazu@hxi.com>
5128 * sbitmap.c: Fix comment formatting.
5129 * sched-deps.c: Likewise.
5130 * sibcall.c: Likewise.
5131 * simplify-rtx.c: Likewise.
5133 * ssa-ccp.c: Likewise.
5134 * stor-layout.c: Likewise.
5135 * timevar.c: Likewise.
5136 * toplev.c: Likewise.
5137 * unwind-dw2.c: Likewise.
5138 * unwind-dw2-fde.c: Likewise.
5139 * varasm.c: Likewise.
5141 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5143 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
5144 or larger than an integer in memory.
5146 2001-08-17 Zack Weinberg <zackw@panix.com>
5148 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
5149 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
5150 * rtl.h: Don't forward-declare union tree_node here. Don't
5151 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
5152 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
5153 and tree respectively.
5154 * tree.h: Don't forward-declare struct rtx_def here. Don't
5155 typedef tree here. Change all uses of struct rtx_def *,
5156 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
5157 and tree respectively.
5159 2001-08-17 Richard Henderson <rth@redhat.com>
5161 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
5162 config/mips/openbsd.h: Fix typos last change.
5164 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5166 * doc/invoke.texi (Optimize Options): The default for
5167 -finline-limit is 600.
5169 2001-08-17 Richard Henderson <rth@redhat.com>
5171 * varasm.c (text_section): Allow TEXT_SECTION to override the
5172 printing of TEXT_SECTION_ASM_OP.
5173 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
5174 (DATA_SECTION, BSS_SECTION): Remove.
5175 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
5176 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
5177 Rename from s/_NAME//.
5178 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
5179 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
5180 (TEXT_SECTION): ... here. New.
5181 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
5182 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
5183 * config/mips/openbsd.h: Likewise.
5184 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
5185 (mips_asm_file_end): Likewise test.
5186 (mips_output_function_epilogue): Likewise. Switch back to data
5187 section after emitting the function.
5189 * doc/tm.texi (Sections): Document TEXT_SECTION.
5191 2001-08-17 Richard Henderson <rth@redhat.com>
5193 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
5194 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
5196 2001-08-17 Richard Henderson <rth@redhat.com>
5198 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
5199 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
5200 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
5201 Add aligned attribute.
5203 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
5205 * config/sh/sh.md: Add modes to unspecs in first insn to match
5206 those in the second.
5208 * Makefile.in: Fix collect2 copy for Cygwin.
5210 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
5212 Install the proper patch.
5213 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5214 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5215 (expand_function_start): Likewise.
5216 * stmt.c (expand_decl): Likewise.
5217 * varasm.c (make_decl_rtx): Likewise.
5219 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5221 * final.c: Undo my previous accidental checkin.
5222 * output.h: Likewise.
5223 * tm.texi: Likewise.
5225 2001-08-16 Richard Henderson <rth@redhat.com>
5227 * varasm.c (named_section_flags): Remove align parameter.
5228 * varasm.c, dwarf2out.c: Update all callers.
5229 * output.h: Update prototypes.
5231 * target.h (target.asm_out.named_section): Remove align parameter.
5232 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
5233 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
5234 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
5235 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
5236 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
5238 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
5239 (get_named_section_flags, set_named_section_flags): New.
5240 (named_section_flags): Use them.
5241 (named_section): Do decl vs section flags check here...
5242 (default_section_type_flags): ... not here.
5243 (init_varasm_once): Create in_named_htab.
5244 (resolve_unique_section): Mark reloc unused.
5246 2001-08-16 Richard Henderson <rth@redhat.com>
5248 * varasm.c (force_const_mem): Keep pool alignment in bits.
5249 (output_constant_pool): Use assemble_align.
5251 2001-08-16 Zack Weinberg <zackw@panix.com>
5253 * doc/tm.texi: Remove extra @table command.
5255 2001-08-16 Zack Weinberg <zackw@panix.com>
5257 * final.c (shorten_branches): Clear the end of the label_align
5258 array only if we made it larger. Break up messy expressions
5261 * diagnostic.c (internal_error): Check for error recursion
5262 before doing ICE suppression.
5264 * timevar.c: Timing variables now count in milliseconds.
5265 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
5266 (get_time): Not here.
5267 (timevar_print): Don't print any timer whose user, cpu, and
5268 wall times are all zero as displayed.
5269 * timevar.h: Update comment aboout units. Make timevar
5272 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5274 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5275 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5276 (expand_function_start): Likewise.
5277 * stmt.c (expand_decl): Likewise.
5278 * varasm.c (make_decl_rtx): Likewise.
5280 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
5282 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
5283 (finalize_record_size): Don't set TYPE_USER_ALIGN.
5285 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5287 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
5290 2001-08-16 Andreas Jaeger <aj@suse.de>
5292 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
5295 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
5297 * rtl.h (only_sets_cc0_p): New prototype.
5298 * jump.c (sets_cc0_p): Handle INSN.
5299 (only_sets_cc0_p): New function.
5300 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
5301 (tidy_fallthru_edge): Likewise.
5302 * integrate.c (copy_insn_list): Likewise.
5303 * unroll.c (unroll_loop): Likewise.
5304 (copy_loop_body): Likewise.
5306 2001-08-15 Jason Eckhardt <jle@redhat.com>
5308 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
5310 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5312 * predict.c (struct block_info_def): Remove nvisited.
5313 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5314 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5316 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
5317 (ix86_adjust_cost): Teach scheduler that latency to load operand can
5320 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
5322 * predict.def: Update hitrates.
5324 2001-08-15 Richard Henderson <rth@redhat.com>
5326 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
5328 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
5330 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
5331 note from its associated jump.
5333 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5335 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
5336 also on 64-bit s390x targets.
5338 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
5340 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
5342 (arm_expand_prologue): Handled nested functions which take a
5343 variable argument list.
5344 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
5345 macro with an invocation of
5346 arm_compute_initial_elimination_offset.
5347 * config/arm/arm-protos.h: Prototype
5348 arm_compute_initial_elimination_offset.
5350 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5352 * doc/install.texi (Specific, avr): Fix markup.
5353 (Specific, c4x): Ditto.
5355 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5357 * predict.c (dump_prediction): Change `bool' parameter to `int'.
5359 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
5361 * Makefile.in (OBJS): Add rtl-error.o
5362 (rtl-error.o): New rule.
5363 (diagnostic.o): Adjust dependency.
5364 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
5365 error_for_asm, _fatal_insn, _fatal_insn_not_found,
5366 warning_for_asm): Move to...
5367 rtl-error.c: ...here. New file.
5369 2001-08-14 Richard Henderson <rth@redhat.com>
5371 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
5372 if USING_SJLJ_EXCEPTIONS.
5374 2001-08-14 Steve Ellcey <sje@cup.hp.com>
5376 * tlink.c (scan_linker_output): Check string for unsatisfied in
5377 addition to undefined and unresolved.
5379 2001-08-14 Graham Stott <grahams@redhat.com>
5381 * libgcc2.c (*): Replace EH_FRAME_SECTION with
5382 EH_FRAME_SECTION_NAME.
5384 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5386 * genattrtab.c (simplify_test_exp_in_temp): New function.
5387 (simplify_test_exp): Avoid explicit use of temporary obstack.
5388 (simplify_cond, insert_right_side, evaluate_eq_attr,
5389 simplify_and_tree, simplify_or_tree, eliminate_known_true):
5390 Use simplify_test_exp_in_temp.
5391 (optimize_attrs): Iterate until expression stabilizes.
5393 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
5395 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
5396 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
5398 2001-08-13 Richard Henderson <rth@redhat.com>
5400 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
5401 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
5402 * config/arm/conix-elf.h: Likewise.
5404 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5406 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
5408 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5410 * gcse.c (hash_scan_set): Expressions that are set as part of
5411 jump instructions are not available.
5413 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5415 * config/s390/s390.c (print_operand, s390_function_prologue,
5416 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
5418 2001-08-13 Richard Henderson <rth@redhat.com>
5420 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
5421 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
5422 * doc/tm.texi (Exception Region Output): Document it.
5424 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5426 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
5427 DWARF2 instead of stabs by default.
5429 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5431 * config/rs6000/rs6000.c: Include optabs.h.
5433 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5435 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
5436 save/restore routines.
5437 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
5439 2001-08-13 Andreas Jaeger <aj@suse.de>
5441 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
5442 the english is correct.
5444 2001-08-13 Zack Weinberg <zackw@panix.com>
5446 * expr.h: Split out optab- and libfunc-related code to...
5447 * optabs.h, libfuncs.h: ... these new headers.
5449 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
5451 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
5453 * mkconfig.sh: Don't include insn-codes.h from config.h.
5455 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
5456 enum insn_code is available. Move reload_in_optab and
5457 reload_out_optab array declarations to optabs.h.
5458 * regmove.c (gen_add3_insn): Move to optabs.c, export from
5459 there, prototype in expr.h.
5460 * gencodes.c: Cleanup: zap global variables, don't use
5461 printf where puts will do, don't bother defining MAX_INSN_CODE
5462 which nothing uses, let CODE_FOR_nothing get its value implicitly.
5464 * genemit.c, genopinit.c: Include optabs.h in generated file.
5465 * genoutput.c: Include insn-codes.h in generated file.
5466 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
5467 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
5468 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
5469 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
5470 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
5471 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
5473 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
5474 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
5475 config/m88k/m88k.c, config/sparc/sparc.c:
5477 * reload.c: Include expr.h and optabs.h before reload.h.
5478 * config/alpha/alpha.c: Include tree.h before reload.h.
5479 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
5480 and reload.h in that order.
5481 * config/sparc/sparc.c: Include debug.h.
5482 * recog.c: Include insn-codes.h.
5484 2001-08-13 Andreas Jaeger <aj@suse.de>
5486 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
5489 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
5491 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
5492 * gcc.c (init_spec): Fix typo in comment.
5493 * varasm.c (data_section): Fix typo in comment.
5495 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
5497 * predict.c (dump_prediction): New argument "USED".
5498 (combine_predictions_for_insn): Determine the used heuristics,
5499 output the case no heuristic applied.
5500 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
5502 2001-08-13 Andreas Jaeger <aj@suse.de>
5504 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
5507 2001-08-13 Kazu Hirata <kazu@hxi.com>
5509 * jump.c: Fix formatting.
5511 2001-08-13 Kazu Hirata <kazu@hxi.com>
5513 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
5516 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
5518 * loop.c (check_dbra_loop): Use condjump_label to compute
5521 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
5522 to better document the files they're in.
5524 2001-08-12 Zack Weinberg <zackw@panix.com>
5526 * recog.h (struct insn_operand_data): Shrink 'mode' field
5529 2001-08-12 Kazu Hirata <kazu@hxi.com>
5531 * gcc.c: Fix comment formatting.
5532 * gccspec.c: Likewise.
5535 * genemit.c: Likewise.
5536 * gengenrtl.c: Likewise.
5537 * genrecog.c: Likewise.
5538 * gensupport.c: Likewise.
5539 * ggc-page.c: Likewise.
5540 * global.c: Likewise.
5541 * graph.c: Likewise.
5542 * ifcvt.c: Likewise.
5543 * integrate.c: Likewise.
5545 * libgcc2.c: Likewise.
5547 * mbchar.c: Likewise.
5548 * optabs.c: Likewise.
5549 * predict.c: Likewise.
5550 * prefix.c: Likewise.
5551 * profile.c: Likewise.
5552 * protoize.c: Likewise.
5554 * recog.c: Likewise.
5555 * regclass.c: Likewise.
5556 * regmove.c: Likewise.
5557 * reg-stack.c: Likewise.
5558 * reload1.c: Likewise.
5559 * resource.c: Likewise.
5560 * rtlanal.c: Likewise.
5563 2001-08-12 Kazu Hirata <kazu@hxi.com>
5565 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
5566 a tree representing a constant is passed to the macro.
5568 2001-08-12 Richard Henderson <rth@redhat.com>
5570 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
5571 (rs6000_elf_asm_out_destructor): New.
5572 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
5573 (DTORS_SECTION_ASM_OP): Remove.
5574 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5575 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
5577 2001-08-12 David Edelsohn <edelsohn@gnu.org>
5580 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5581 * gcc.c (set_collect_gcc_options): New function, split out from
5583 Ignore elided switches.
5584 (do_spec_1): Invoke before executing command.
5585 (set_input): Export.
5586 Move declaration ...
5587 * gcc.h (set_input): ... here.
5588 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5591 2001-08-12 Richard Henderson <rth@redhat.com>
5593 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
5594 thinko wrt TARGET_RELOCATABLE.
5596 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
5598 * fix-header.c (cb_file_change): Update prototype.
5600 2001-08-11 Zack Weinberg <zackw@panix.com>
5602 * toplev.c (set_float_handler): Make static.
5603 * toplev.h: Don't prototype set_float_handler.
5605 * simplify-rtx.c: Don't include setjmp.h.
5606 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
5608 (simplify_unary_operation, simplify_binary_operation): Use them,
5609 via do_float_handler.
5611 * fold-const.c: Don't include setjmp.h.
5612 (exact_real_inverse_1): New function.
5613 (exact_real_inverse): Use it, via do_float_handler.
5615 * varasm.c: Don't include setjmp.h.
5616 (assemble_real_1): New function.
5617 (assemble_real): Use it, via do_float_handler.
5618 Call internal_error if we get a trap here.
5620 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
5621 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
5623 2001-08-11 Zack Weinberg <zackw@panix.com>
5625 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
5626 STACK_BOUNDARY if not already defined.
5628 * calls.c, function.c, reload1.c, explow.c: Don't default
5629 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
5630 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
5632 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
5635 * doc/tm.texi: Document that STACK_BOUNDARY is required;
5636 clarify difference between it and PREFERRED_STACK_BOUNDARY.
5638 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5640 * cppmacro.c (enter_macro_context): Push macro expansions even
5643 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5645 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
5646 (rs6000_elf_section_type_flags): Actually return a value.
5648 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5650 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
5651 Clean up code: add missing comments and prototypes, fix warnings,
5652 remove obsolete code, fix spacing to conform to coding style.
5654 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5656 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
5657 and TARGET_ASM_CLOSE_PAREN.
5658 (regclass_map): CC register belongs to class NO_REGS.
5659 (legitimize_pic_address): Don't generate unnecessary moves
5660 (to avoid confusing loop optimization).
5661 (check_and_change_labels): Replace jump_long by indirect_jump.
5662 (s390_final_chunkify): Don't start a new literal pool on section
5663 switch in 64-bit code.
5664 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
5666 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
5667 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
5668 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
5670 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
5671 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
5672 (CONST_COSTS): Fixed incorrect costs.
5674 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
5675 Use emit_jump instead of emit_jump_insn (gen_jump).
5676 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
5677 (to avoid confusing flow analysis).
5678 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
5679 (casesi, casesi_jump): New.
5680 (jump_long): Removed. Functionality merged into indirect_jump.
5681 (indirect_jump): Accept address_operand, not just register_operand.
5682 (cjump_long, icjump_long): Use same logic as indirect_jump.
5683 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
5684 Fixed broken setjmp/longjmp handling.
5685 (do_builtin_setjmp_setup): Removed.
5687 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
5688 broken GNU as versions that don't accept .quad with large
5689 negative values. Use hexadecimal output instead.
5690 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
5691 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
5692 FUNCTION_EPILOGUE): Removed. Now in targetm.
5694 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
5696 * config/s390/fixdfdi.h: Add missing copyright statement.
5697 Fix type conflicts on 64-bit. Add missing SFmode routines.
5699 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
5702 2001-08-11 Richard Henderson <rth@redhat.com>
5704 * rtl.h (REG_EH_RETHROW): Remove.
5705 * rtl.c (reg_note_name): Update.
5706 * combine.c (distribute_notes): Don't check for it.
5708 2001-08-11 Richard Henderson <rth@redhat.com>
5710 * combine.c (distribute_notes): Place REG_SETJMP.
5712 2001-08-11 Richard Henderson <rth@redhat.com>
5714 * doc/extend.texi (Arrays and pointers implementation): Discourage
5715 relying on sign-extension of pointers.
5717 2001-08-11 H.J. Lu <hjl@gnu.org>
5719 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
5721 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
5722 RDATA_SECTION_ASM_OP.
5724 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5726 * doc/install.texi (Specific, c4x): Fix cross-reference to the
5727 main manual to work both for info and HTML versions.
5729 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5730 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5732 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
5733 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
5734 (struct cpp_pool): New member first.
5735 * cppinit.c (append_include_chain): Plug memory leaks.
5736 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
5737 Allocate pragma structures from the (aligned) macro pool to
5738 avoid leaking memory.
5739 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
5740 so we don't leak memory.
5741 * hashtable.c (ht_destroy): New.
5742 * hashtable.h (ht_destroy): New.
5744 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5745 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5747 * c-lex.c (map): Make const.
5748 (cb_file_change): Update for callback passing a line map.
5749 Don't assume we have a previous map. Remove sanity check
5750 about popping too many files.
5751 * cpperror.c (print_location): Make map const.
5752 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
5753 (cpp_make_system_header): Similarly.
5754 (search_from): Similarly.
5755 (_cpp_execute_include): Don't remember where we came from.
5756 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
5757 (struct cpp_reader): Make map const.
5758 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
5759 * cpplib.c (do_line): Update; line maps now hold sysp.
5760 (cpp_push_buffer): Similarly.
5761 (_cpp_do_file_change): Similarly; callback with map instead.
5762 (cpp_get_line_maps): Constify return value.
5763 (_cpp_pop_buffer): Update.
5764 * cpplib.h (struct cpp_file_change): Remove.
5765 (struct cpp_callbacks): Update.
5766 (cpp_get_line_maps): Constify return value.
5767 * cppmacro.c (_cpp_create_definition): Update.
5768 * cppmain.c (struct printer): Constify map.
5769 (maybe_print_line): Similarly.
5770 (print_line): Similarly. Deduce flags 1 and 2 here.
5771 (cb_file_change): Update.
5772 * line-map.c (free_line_maps): Warn regardless.
5773 (add_line_map): Return pointer to const. When passed NULL to_file
5774 with LC_LEAVE, use the obvious values for the return point so the
5775 caller doesn't have to figure them out.
5776 (lookup_line): Return pointer to const.
5777 (print_containing_files): Take pointer to const.
5778 * line-map.h (struct line_map): New members reason, sysp.
5779 (add_line_map): Return pointer to const.
5780 (lookup_line): Similarly.
5781 (print_containing_files): Take pointer to const.
5783 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
5784 Richard Henderson <rth@redhat.com>
5786 * regmove.c (regmove_optimize): Avoid setting a register twice in
5789 2001-08-10 Richard Henderson <rth@redhat.com>
5791 * doc/extend.texi (Arrays and pointers implementation): Document
5792 behavior of pointer/integer conversion.
5794 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
5796 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
5798 2001-08-10 Richard Henderson <rth@redhat.com>
5800 * doc/extend.texi (C Implementation): New chapter.
5801 * doc/gcc.texi (Top): Link it in.
5803 2001-08-10 Andrew Cagney <ac131313@redhat.com>
5805 * doc/install.texi (Specific): Fix CVS merge botch.
5807 2001-08-10 Richard Henderson <rth@redhat.com>
5809 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
5810 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
5812 2001-08-10 Zack Weinberg <zackw@stanford.edu>
5814 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
5815 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
5816 this macro is now required.
5818 * cselib.c (cselib_process_insn), flow.c (propagate_block),
5819 loop.c (find_and_verify_loops), reload.c (reload): Check
5820 for rtx code of CALL_INSN, not CALL, when deciding if we
5821 need to check for REG_SETJMP note.
5823 * gcse.c (compute_hash_table, compute_store_table): Update
5824 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
5827 * config/avr/avr.c: Fix typo.
5828 * config/convex/convex.c (expand_movstr): Use adjust_address.
5829 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
5831 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
5832 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
5834 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
5835 Do define STACK_BOUNDARY.
5836 * config/i370/i370.c: Include expr.h.
5837 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
5838 config/pa/som.h, config/v850/v850.h: Take in_ctors and
5839 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
5840 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
5841 * config/m88k/m88k.c: Include c-tree.h after expr.h.
5842 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
5843 * config/romp/romp.c: Include expr.h after tree.h.
5845 (output_fpop): Use xmalloc, not oballoc.
5846 * config/we32k/we32k.c: Include expr.h.
5848 2001-08-10 Kazu Hirata <kazu@hxi.com>
5850 * config/h8300/h8300.h: Fix formatting.
5852 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5854 * c-common.h (RETURN_NULLIFIED_P): Lose.
5855 * c-semantics.c (genrtl_return_stmt): Don't check it.
5857 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5859 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
5860 (mips_annotate_frame_insn): New function.
5861 (mips_emit_frame_related_store): New function.
5862 (save_restore_insns): Don't mark instructions that set up the base
5863 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
5864 the store instructions instead.
5865 (mips_expand_prologue): If the stack size is moved into a temporary
5866 register, do not mark that move as frame-related. Add a
5867 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
5869 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5871 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
5872 stack slot as unchanging if current_function_calls_eh_return.
5874 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5876 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
5877 access the second half of the TFmode scratch operand.
5879 2001-08-10 Anthony Green <green@redhat.com>
5881 * java/class.c (emit_register_classes): Conditionalize code on
5884 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5886 * doc/install.texi (Specific, avr): Fix cross-reference to the
5887 main manual to work both for info and HTML versions.
5889 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5891 * stmt.c (expand_null_return_1): Remove code to generate simple returns
5892 and "use_goto" argument.
5893 (expand_null_return, expand_value_return): Update all callers.
5894 * function.c (expand_function_end): Remove code to generate simple
5896 * config/vax/vax.md (epilogue): New expander for function return.
5897 * doc/md.texi (epilogue): Remove "if defined".
5899 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5901 * Makefile.in: Partially revert my previous change:
5902 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
5903 of the hashtab.o and safe-ctype.o rules.
5905 2001-08-09 Richard Henderson <rth@redhat.com>
5907 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
5908 (USE_COLLECT2): Remove duplicate definition.
5909 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
5910 (use_collect2): Remove dead code.
5911 * configure.in (use_collect2): Remove will_use_collect2 and
5912 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
5913 * configure: Rebuild.
5915 * target.h (targetm.asm_out.constructor): New.
5916 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
5917 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
5918 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
5919 * varasm.c (in_ctors, in_dtors): New.
5920 (assemble_constructor, assemble_destructor): Remove.
5921 (default_stabs_asm_out_destructor): New.
5922 (default_named_section_asm_out_destructor): New.
5923 (dtors_section, default_dtor_section_asm_out_destructor): New.
5924 (default_stabs_asm_out_constructor): New.
5925 (default_named_section_asm_out_constructor): New.
5926 (ctors_section, default_ctor_section_asm_out_constructor): New.
5927 * output.h: Update declarations.
5928 * c-decl.c (c_expand_body): Use target hooks instead of
5929 assemble_constructor and assemble_destructor.
5930 * profile.c (output_func_start_profiler): Likewise.
5931 * objc/objc-act.c (finish_objc): Likewise.
5932 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
5933 for the constructor.
5934 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
5936 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
5937 (DTORS_SECTION_ASM_OP): Likewise.
5938 (__CTOR_LIST__): Use attribute section when possible.
5939 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
5941 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
5942 ASM_OUTPUT_CONSTRUCTOR.
5944 * config/darwin.c (machopic_asm_out_constructor): New.
5945 (machopic_asm_out_destructor): New.
5946 * config/darwin-protos.h: Update declarations.
5947 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5948 (ASM_OUTPUT_DESTRUCTOR): Remove.
5949 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5950 * config/nextstep.c (nextstep_asm_out_constructor): New.
5951 (nextstep_asm_out_destructor): New.
5952 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5953 (ASM_OUTPUT_DESTRUCTOR): Remove.
5954 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5955 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
5956 ASM_OUTPUT_*STRUCTOR.
5957 * config/i386/aix386ng.h: Likewise.
5959 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
5960 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
5961 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5962 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5963 * config/lynx.h: Likewise.
5964 * config/netware.h: Likewise.
5965 * config/psos.h: Likewise.
5966 * config/alpha/alpha-interix.h: Likewise.
5967 * config/alpha/elf.h: Likewise.
5968 * config/arc/arc.h: Likewise.
5969 * config/arm/aof.h: Likewise.
5970 * config/arm/coff.h: Likewise.
5971 * config/arm/elf.h: Likewise.
5972 * config/c4x/c4x.h: Likewise.
5973 * config/h8300/h8300.h: Likewise.
5974 * config/i386/cygwin.h: Likewise.
5975 * config/i386/djgpp.h: Likewise.
5976 * config/i386/i386-coff.h: Likewise.
5977 * config/i386/i386-interix.h: Likewise.
5978 * config/i386/sco5.h: Likewise.
5979 * config/i386/vsta.h: Likewise.
5980 * config/i386/win32.h: Likewise.
5981 * config/i960/i960-coff.h: Likewise.
5982 * config/ia64/sysv4.h: Likewise.
5983 * config/m68hc11/m68hc11.h: Likewise.
5984 * config/m68k/coff.h: Likewise.
5985 * config/m68k/mot3300.h: Likewise.
5986 * config/m88k/m88k.h: Likewise.
5987 * config/mcore/mcore-pe.h: Likewise.
5988 * config/mcore/mcore.h: Likewise.
5989 * config/mips/elf.h: Likewise.
5990 * config/mips/elf64.h: Likewise.
5991 * config/mips/iris6.h: Likewise.
5992 * config/pa/pa64-hpux.h: Likewise.
5993 * config/rs6000/sysv4.h: Likewise.
5994 * config/sh/sh.h: Likewise.
5995 * config/sparc/litecoff.h: Likewise.
5997 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
5998 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5999 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6000 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6001 (ASM_OUTPUT_DESTRUCTOR): Remove.
6002 * config/a29k/a29k.c: Move include of tree.h.
6003 * config/a29k/udi.h: Delete file.
6004 * config/alpha/alpha.c (vms_asm_out_constructor): New.
6005 (vms_asm_out_destructor): New.
6006 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
6007 (EXTRA_SECTION_FUNCTIONS): Likewise.
6008 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6009 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6010 * config/c4x/c4x.c: Move include of tree.h.
6011 * config/clipper/clipper.c (clix_asm_out_constructor): New.
6012 (clix_asm_out_destructor): New.
6013 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6014 (ASM_OUTPUT_DESTRUCTOR): Remove.
6015 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6016 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6017 (TARGET_ASM_CONSTRUCTOR): New.
6018 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
6019 (sco_asm_out_constructor): New.
6020 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
6021 * config/i386/svr3gas.h: Remove stack grows up code.
6022 Remove code duplicated from i386/sysv3.h.
6023 (TARGET_ASM_CONSTRUCTOR): New.
6024 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6025 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
6026 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6027 (TARGET_ASM_CONSTRUCTOR): New.
6028 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
6029 (m68hc11_asm_out_destructor): New.
6030 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
6031 (TARGET_ASM_DESTRUCTOR): New.
6032 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
6033 * config/m68k/dpx2.h: Properly undef all the bits inherited from
6034 config/svr3.h pertaining to section manipulation.
6035 * config/m68k/dpx2g.h: Remove #if 0 code.
6036 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
6037 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
6038 (ASM_OUTPUT_CONSTRUCTOR): Remove.
6039 (TARGET_ASM_CONSTRUCTOR): New.
6040 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
6041 (m88k_svr3_asm_out_constructor): New.
6042 (m88k_svr3_asm_out_destructor): New.
6043 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6044 (ASM_OUTPUT_DESTRUCTOR): Remove.
6045 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6046 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
6047 * config/rs6000/aix.h: Likewise.
6048 * config/mips/rtems64.h: Don't undef removed constructor related bits.
6049 * config/mips/vxworks.h: Likewise.
6050 * config/rs6000/lynx.h: Likewise.
6051 * config/sh/elf.h: Likewise.
6052 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
6053 (DTORS_SECTION_ASM_OP): New.
6054 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6055 (ASM_OUTPUT_DESTRUCTOR): Remove.
6056 * config/sparc/sol2-sld-64.h: Likewise.
6057 * config/vax/vax.c (vms_asm_out_constructor): New.
6058 (vms_asm_out_destructor): New.
6059 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6060 (ASM_OUTPUT_DESTRUCTOR): Remove.
6061 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6063 * doc/tm.texi (@node Initialization): Update.
6065 2001-08-09 Richard Henderson <rth@redhat.com>
6067 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
6068 (__do_global_dtors_aux): Use gp-relative static data to avoid
6069 one dynamic relocation.
6070 (__do_frame_setup): Register Java classes.
6071 * config/alpha/crtend.asm (__JCR_END__): New.
6073 2001-08-09 Zack Weinberg <zackw@stanford.edu>
6075 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
6076 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
6077 (GEN, STAGESTUFF): Add new files.
6078 (insn-constants.h, s-constants, tm-preds.h, s-preds,
6079 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
6080 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
6081 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
6082 as well as insn-codes.h and insn-flags.h in config.h; and no
6083 extra headers in tconfig.h and hconfig.h.
6085 * gencodes.c: Eliminate code to generate predicate declarations
6086 or #defines for md-file constants.
6087 * genconstants.c, genpreds.c: New files.
6089 * i386.md: Re-order guard expressions such that TARGET_64BIT
6090 comes first, when this permits better optimization. Add
6091 TARGET_64BIT to more x86-64 patterns. Add comment explaining
6092 why this is desirable.
6094 2001-08-09 Jakub Jelinek <jakub@redhat.com>
6096 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
6097 (find_fde_for_dso): Remove.
6098 (_Unwind_IteratePhdrCallback): New.
6099 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
6100 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
6102 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6104 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
6105 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
6107 2001-08-09 Graham Stott <grahams@redhat.com>
6109 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
6110 (vis_no_unit): Use it.
6111 (visualize_no_unit): Add the insn only if room exists.
6113 2001-08-09 Graham Stott <grahams@redhat.com>
6115 * predict.c (estimate_probability): Replace magic numbers with
6116 appropriate enumeration.
6118 2001-08-09 Graham Stott <grahams@redhat.com>
6120 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
6122 (EXTRACT_FLAGS): Likewise.
6124 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
6126 * config/mips/mips.c (mips_legitimate_address_p): Check for
6127 CONST_INT in last patch.
6129 2001-08-08 Anthony Green <green@redhat.com>
6131 * java/class.c (emit_register_classes): Use assemble_jcr if
6132 possible. Keep the original mechanism as a fallback.
6133 * defaults.h (JCR_SECTION_NAME): Define if we have named section
6134 and weak symbol support.
6135 * crtstuff.c (__JCR_LIST__): Define.
6136 (__JCR_END__): Define.
6137 (_Jv_RegiserClasses): Define weak symbol if possible.
6138 (__do_global_ctors_aux): Register classes for ELF targets with
6139 weak symbol support.
6141 2001-08-08 Kazu Hirata <kazu@hxi.com>
6143 * dbxout.c: Fix comment formatting.
6144 * dependence.c: Likewise.
6146 * diagnostic.c: Likewise.
6147 * dominance.c: Likewise.
6148 * doprint.c: Likewise.
6149 * dwarf2out.c: Likewise.
6150 * dwarfout.c: Likewise.
6151 * emit-rtl.c: Likewise.
6152 * except.c: Likewise.
6153 * explow.c: Likewise.
6154 * expmed.c: Likewise.
6157 * fold-const.c: Likewise.
6158 * function.c: Likewise.
6160 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6162 * global.c (retry_global_alloc): Avoid shadowing allocno.
6164 2001-08-08 Mark Mitchell <mark@codesourcery.com>
6166 * except.c (remove_fixup_regions): Fix typo.
6168 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
6170 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
6171 unsigned HOST_WIDE_INT to avoid warning.
6172 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
6173 * flow.c (set_block_for_new_insns): Likewise.
6175 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
6177 * sibcall.c (return_value_pseudo): New static variable.
6178 (skip_copy_to_return_value): Handle return_value_pseudo.
6179 (call_ends_block_p): Ensure that return_value_pseudo is set.
6180 (optimize_sibling_and_tail_recursive_call): Discover the
6181 load of pseudo return value in alternate exit block.
6183 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6185 * calls.c (ECF_ALWAYS_RETURN): New constant.
6186 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
6187 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
6188 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
6189 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
6190 * rtl.c (reg_note_name): New name.
6191 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
6193 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
6195 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
6197 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
6199 * alias.c (get_alias_set): Return a previously calculated
6200 alias set for a VAR_DECL.
6201 * function.c (gen_mem_addressof): Calculate the alias set before
6204 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
6206 * predict.def: Set hitrates according our experimental run.
6208 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
6210 * i386.h (HARD_REGNO_RENAME_OK): New macro.
6212 2001-08-08 H.J. Lu <hjl@gnu.org>
6214 * config/mips/mips.c (mips_unique_section): New. Copied from
6217 * config/mips/mips-protos.h (mips_unique_section): New
6220 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
6222 * config/mips/little.h: New. Generic little endian mips
6223 targets. Only mips*-*-linux* is converted to use it so far.
6225 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
6226 (WCHAR_TYPE): Defined
6227 (WCHAR_TYPE_SIZE): Likewise.
6228 (INIT_SUBTARGET_OPTABS): Likewise.
6229 (BSS_SECTION_ASM_OP): Likewise.
6230 (SBSS_SECTION_ASM_OP): Likewise.
6231 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
6232 (ASM_DECLARE_OBJECT_NAME): Likewise.
6233 (UNIQUE_SECTION): Likewise.
6234 (EXTRA_SECTIONS): Likewise.
6235 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
6236 (ASM_OUTPUT_DESTRUCTOR): Likewise.
6237 (ASM_OUTPUT_DEF): Likewise.
6238 (HANDLE_SYSV_PRAGMA): Removed.
6239 (NO_IMPLICIT_EXTERN_C): Likewise.
6240 (TARGET_MEM_FUNCTIONS): Likewise.
6241 (STARTFILE_SPEC): Likewise.
6242 (ENDFILE_SPEC): Likewise.
6243 (LIB_SPEC): Likewise.
6244 (INVOKE__main): Likewise.
6245 (CTOR_LIST_BEGIN): Likewise.
6246 (CTOR_LIST_END): Likewise.
6247 (DTOR_LIST_BEGIN): Likewise.
6248 (DTOR_LIST_END): Likewise.
6249 (SET_ASM_OP): Likewise.
6250 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6251 (ASM_OUTPUT_DEF): Likewise.
6252 (ASM_OUTPUT_IDENT): Likewise.
6254 * config/mips/mips.h (ASM_SPEC): Undefine before define.
6255 (CPLUSPLUS_CPP_SPEC): Likewise.
6256 (ASM_APP_ON) Redefine only if not defined.
6257 (ASM_APP_OFF): Likewise.
6258 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6259 (ASM_OUTPUT_IDENT): Likewise.
6261 * config.gcc: Update tm_file for Linux/mips.
6263 2001-08-08 Bernd Schmidt <bernds@redhat.com>
6265 * cselib.c (cselib_record_sets): If insn is predicated, turn
6266 sources into IF_THEN_ELSEs.
6268 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
6269 Turn into define_insn_and_split.
6271 * sched-deps.c: Include "cselib.h".
6272 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
6273 Use cselib to turn memory addresses into VALUEs.
6274 (sched_analyze): Call cselib_init/cselib_finish if necessary.
6275 * sched-int.h (struct sched_info): New member USE_CSELIB.
6276 * sched-ebb.c (ebb_sched_info): Initialize it.
6277 * sched-rgn.c (rgn_sched_info): Likewise.
6278 * Makefile.in (sched-deps.o): Update dependencies.
6280 * cselib.h (cselib_subst_to_values): Declare.
6281 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
6282 that have no value and autoincs to be handled by generating a new
6285 2001-08-08 Graham Stott <grahams@redhat.com>
6287 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
6288 within fixed length SEQUENCE.
6290 2001-08-08 Graham Stott <grahams@redhat.com>
6292 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
6293 (diagnostic_prefixing_rule): Likewise.
6294 (diagnostic_line_cutoff): Likewise.
6295 (diagnostic_kind_count): Likewise.
6297 2001-08-08 Graham Stott <grahams@redhat.com>
6299 * alias.c (find_base_decl): Delete redundent assignment.
6301 2001-08-08 Graham Stott <grahams@redhat.com>
6303 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
6304 (abs): Uppercase and paranthesize macro parameter.
6305 (MEM_DEPENDENCY): Add whitespace.
6307 2001-08-08 Graham Stott <grahams@redhat.com>
6309 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
6310 failure check for CONST_INT
6312 2001-08-08 Graham Stott <grahams@redhat.com>
6314 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
6315 (libcall_dead_p): Likewise.
6317 (mark_used_regs): Constify fmt.
6318 (find_use_as_address): Likewise.
6320 2001-08-08 Graham Stott <grahams@redhat.com>
6322 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
6325 2001-08-08 Graham Stott <grahams@redhat.com>
6327 * combine.c (combine_simplify_rtx): Update comment and
6328 remove erroneous test.
6330 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6332 * cppinit.c (cpp_finish): Pop the final buffer without comment.
6333 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
6334 take care to avoid multiple no-newline at EOF warnings in that
6337 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
6339 * calls.c (expand_call): Do not emit INSN_SETJMP note.
6340 (emit_library_call_value_1): Likewise.
6341 (emit_call_1): Emit REG_SETJMP note.
6342 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
6344 * cselib.c (cselib_process_insn): Likewise.
6345 * flow.c (propagate_block): Likewise.
6346 * loop.c (find_and_verify_loops): Likewise.
6347 * reload.c (find_equiv_regs): Likewise.
6348 * reload1.c (reload): Likewise.
6349 * resource.c (mark_referenced_resources,
6350 mark_set_resources): Likewise.
6351 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
6352 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
6353 * haifa-sched.c (unlink_other_notes): Likewise.
6354 (reemit_notes): Likewise.
6355 * sched-ebb.c (sched_ebb): Likewise.
6356 * sched-rgc.c (sched_region): Likewise.
6357 * rtl.c (note_insn_name): Likewise.
6358 (reg_note_name): Add REG_SETJMP
6359 * rtl.h (reg_note): Add REG_SETJMP.
6360 (insn_note): Remove NOTE_INSN_SETJMP.
6362 * profile.c (branch_prob): Add fake edges for setjmp.
6364 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
6366 * config.gcc: Quote target_cpu_default2 correctly for
6367 powerpc*-*-* targets.
6369 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6371 * cpplib.h, line-map.h: Update comments.
6372 * cppmain.c (printer_init): Move inline.
6373 (maybe_print_line, print_line): Take a map pointer.
6374 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
6375 (cb_file_change): Don't use prior value of print.map.
6377 2001-08-07 David Edelsohn <edelsohn@gnu.org>
6379 * doc/install.texi: Document fine-grained multilib configuration.
6381 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6383 * rtlanal.c (find_first_parameter_load): Call note_stores
6384 only on the instructions.
6386 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6388 * alias.c (nonlocal_mentioned_p):
6389 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
6390 * calls.c (emit_call_1): Likewise.
6391 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
6392 * cselib.c (cselib_process_insn): Likewise.
6393 * df.c (df_insns_modify): Likewise.
6394 * flow.c (need_fake_edge_p): Likewise.
6395 (propagate_one_insn): Likewise.
6396 * haifa-sched.c (reemit_notes): Likewise.
6397 * integrate.c (copy_insn_list): Likewise.
6398 * jump.c (delete_prior_computation): Likewise.
6399 * local-alloc.c (validate_equiv_mem): Likewise.
6400 * loop.c (scan_loop): Likewise.
6401 * predict.c (estimate_probability): Likewise.
6402 * reload.c (reload): Likewise.
6403 * sched-deps (sched_analyze): Likewise.
6404 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
6405 * gcse.c (compute_hash_table): Likewise.
6406 (mark_call): Likewise.
6407 (store_killed_in_insn): Likewise.
6409 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
6411 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
6413 2001-08-06 Richard Henderson <rth@redhat.com>
6415 * varasm.c (assemble_gc_entry): Remove.
6416 * output.h: Likewise.
6418 2001-08-06 Richard Henderson <rth@redhat.com>
6420 * varasm.c (assemble_constructor): Take a symbol_ref and a
6421 priority instead of a bare string. Move priority handling
6422 here from cp/decl2.c.
6423 * output.h: Update decls.
6425 * c-decl.c (c_expand_body): Update calls to assemble_constructor
6426 and assemble_destructor.
6427 * profile.c (output_func_start_profiler): Likewise.
6428 * objc/objc-act.c (finish_objc): Likewise.
6429 (build_module_descriptor): Return the symbol not the symbol name.
6431 2001-08-06 David Edelsohn <edelsohn@gnu.org>
6433 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
6434 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
6435 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
6436 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
6437 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
6438 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
6440 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6442 * cpperror.c (print_containing_files): Moved to line-map.c.
6443 (print_location): line-map.c handles re-listing or otherwise.
6444 * cpphash.h (struct lexer_state): Remove next_bol.
6445 (struct cpp_buffer): Remove include_stack_listed.
6446 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
6447 Remove faked buffer handling.
6448 (_cpp_do_file_change): Tweak.
6449 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
6450 * cppmain.c (struct printer): Remove filename.
6451 (print_line, cb_file_change): Update accordingly.
6452 * line-map.c: Include intl.h.
6453 (init_line_maps): Initialize last_listed.
6454 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
6455 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
6456 (print_containing_files): New.
6457 * line-map.h (struct line_maps): New member last_listed.
6458 (print_containing_files, INCLUDED_FROM): New.
6459 * Makefile.in: Update.
6460 * po/POTFILES.in: Add line-map.c.
6462 2001-08-06 Richard Henderson <rth@redhat.com>
6464 * except.c (convert_from_eh_region_ranges_1): Never mark
6465 USE or CLOBBER insns as throwing.
6467 * expr.c (store_constructor): Don't clobber memory targets.
6469 2001-08-06 Andreas Jaeger <aj@suse.de>
6471 * profile.c (branch_prob): Remove unused variable insn.
6473 * Makefile.in (local-alloc.o): Add dependency on except.h.
6475 * local-alloc.c: Include except.h for can_throw_internal prototype.
6477 2001-08-06 Richard Henderson <rth@redhat.com>
6479 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
6480 * function.c (expand_main_function): Implement it.
6481 * doc/tm.texi: Document it.
6483 2001-08-06 Stan Shebs <shebs@apple.com>
6485 * doc/install.texi: Document powerpc-*-darwin* details.
6487 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
6489 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
6490 (ASM_CPU_SPEC): Move back to rs6000.h
6491 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
6493 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
6495 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
6498 * config/rs6000/linux64.h: Ditto.
6500 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6501 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
6504 Remove accidently readded definitions of FUNCTION_PROLOGUE,
6505 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
6507 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6510 2001-08-05 Richard Henderson <rth@redhat.com>
6512 * local-alloc.c (update_equiv_regs): Do not move insns that
6515 2001-08-05 Jan Hubicka <jh@suse.cz>
6517 * Makefile.in (reload1.o): Add dedendancy on except.h
6518 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
6520 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
6521 indicating wehther edges has been cleaned up.
6522 * reload1.c: Inlucde except.h
6523 (fixup_abnormal_edges): Accept deleted insns.
6524 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
6527 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6529 * cpplib.c (do_line): Correct line number after pop_buffer.
6531 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6533 PR preprocessor/3824
6534 * line-map.c: Update comments.
6535 * line-map.h: Update comments.
6536 * tradcif.y: Don't consider large numbers unsigned.
6538 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6540 PR preprocessor/3081
6541 * c-lex.c (map): New.
6542 (cb_file_change): Update map and use it.
6543 (cb_def_pragma, cb_define, cb_undef): Use map and line.
6544 (c_lex): Update to use map.
6545 * cpperror.c (print_location): Move to using logical line numbers.
6546 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
6547 (cpp_make_system_header): Similarly.
6548 (_cpp_execute_include): Stop line numbering hacks. Store the
6549 line we will return to.
6550 * cpphash.h (CPP_BUF_LINE): Remove.
6551 (struct cpp_buffer): Remove lineno and pseudo_newlines.
6552 Add map and return_to_line.
6553 (_cpp_do_file_change): Update.
6554 * cppinit.c (cpp_start_read): Update line kludge.
6555 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
6556 (trigraph_ok): Use logical line numbers for diagnostics.
6557 (skip_block_comment): Likewise.
6558 (skip_whitespace): Likewise.
6559 (skip_line_comment): Use pfile->line instead.
6560 (_cpp_lex_token): Update to use logical line numbering exclusively.
6561 Handle BOL locally. Accept new lines in directives, but keep
6562 pfile->line decremented. Diagnostics use logical lines. Update
6564 * cpplib.c (SEEN_EOL): New.
6565 (skip_rest_of_line, check_eol): Use it.
6566 (end_directive): Increase line number when accepting the newline
6567 at the end of a directive.
6568 (run_directive): Simplify.
6569 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
6570 (_cpp_do_file_change): Update to take buffer line number as an
6571 argument, and store the current map in the cpp_reader. Remove
6572 line number kludges.
6573 (_cpp_do__Pragma): Restore output position after a _Pragma.
6574 (cpp_push_buffer): Don't set output line or lineno.
6575 (_cpp_pop_buffer): Transfer more info from a faked buffer.
6576 Remove line kludge. Set output_line.
6577 * cppmacro.c (builtin_macro): Update handling of __LINE__.
6578 (parse_arg): Use logical lines.
6579 (save_lookahead_token): Save EOFs too now.
6580 * cppmain.c (struct printer): Fix comments.
6581 (printer_init): Simplify, let caller do errors.
6582 (scan_translation_unit, check_multiline_token, dump_macro): Update.
6583 (maybe_print_line): Simplify.
6584 (print_line): Don't print a linemarker if -P.
6585 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
6586 (cb_file_change): Simplify.
6587 * line-map.h (LAST_SOURCE_LINE): Fix.
6588 (CURRENT_LINE_MAP): New.
6590 2001-08-05 Bernd Schmidt <bernds@redhat.com>
6592 * doloop.c (doloop_modify_runtime): Properly compute number of
6593 iterations if loop was unrolled.
6595 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
6596 if their CSELIB_VAL_PTRs are.
6598 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
6599 (setup_spill_pointers): Initialize it.
6600 (spill_restore_mem): Set it.
6601 (do_spill, do_restore): Use it to add REG_INC note.
6602 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
6604 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
6605 asms if other insns are available.
6607 * config/ia64/ia64.c (condop_operator): New predicate.
6608 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
6609 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
6612 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
6613 temporary register than directly using a MEM.
6615 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6617 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
6618 parameter in last change.
6620 2001-08-04 Zack Weinberg <zackw@panix.com>
6622 * sparc.md: Don't use #if inside C test expression.
6624 2001-08-04 Richard Henderson <rth@redhat.com>
6626 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
6628 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
6630 * cpphash.h (struct cpp_reader): New member directive_line.
6631 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
6632 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
6633 do_pragma): Pass line to callbacks.
6634 (start_directive): Record line of directive.
6635 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
6636 cb_include): Similarly.
6637 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
6640 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6642 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
6645 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6647 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
6649 * reload1.c (fixup_abnormal_edges): New static function.
6652 * flow.c (need_fake_edge_p): New function.
6653 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
6654 avoid call insn to be very last insn in the insn stream.
6656 * profile.c (branch_prob): Call flow_call_edges_add instead of
6657 doing that by hand; cleanup cfg to re-merge basic blocks once
6660 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6662 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
6663 are also on line-map.h.
6664 * cppfiles.c (stack_include_file): Update.
6665 * cpphash.h (struct cpp_buffer): New member return_at_eof.
6666 (_cpp_pop_buffer): New.
6667 * cppinit.c (cpp_destroy, cpp_finish): Update.
6668 (do_includes): Mark each buffer to return at EOF.
6669 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
6670 return as requested.
6671 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
6672 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
6673 * cpplib.h (cpp_pop_buffer): Remove.
6674 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
6675 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
6677 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
6679 (do_preprocessing): Update.
6680 * fix-header.c (read_scan_file): Update. No need to pop buffers.
6681 * c-parse.in (_yylex): Similarly.
6682 * scan-decls.c (scan_decls): Similarly.
6683 * line-map.h: Update comments.
6685 * objc/Make-lang.in (objc-act.o): Update dependencies.
6687 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6689 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
6690 and soft register for operand 0.
6691 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
6693 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6695 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
6696 register for operand 0.
6697 ("bitcmpqi_z_used"): Allow memory for operand 0.
6698 (split "bitcmpqi"): New split to handle address reg as operand 1.
6700 2001-08-04 Andreas Jaeger <aj@suse.de>
6702 * gcse.c: Revert Daniel's last patch.
6704 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6706 * sparc-protos.h: Add prototypes for fp_zero_operand and
6708 * sh-protos.h: Add prototype for fpul_operand.
6710 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6712 * doc/extend.texi (Other Builtins): Fix typo in last change.
6714 2001-08-03 Richard Henderson <rth@redhat.com>
6716 * target.h (gcc_target): Add asm_out.named_section,
6717 section_type_flags, have_named_sections.
6718 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
6719 (TARGET_HAVE_NAMED_SECTIONS): New.
6720 (TARGET_SECTION_TYPE_FLAGS): New.
6722 * Makefile.in (toplev.o): Depend on TARGET_H.
6723 (varasm.o, dbxout.o): Likewise.
6724 * c-common.c (decl_attributes): Check targetm.have_named_sections
6725 instead of ifdef ASM_OUTPUT_SECTION_NAME.
6726 * dbxout.c (dbxout_function_decl): Likewise.
6727 (dbxout_function_end): Likewise.
6728 * toplev.c (compile_file): Likewise.
6729 * varasm.c (exception_section): Likewise.
6730 * cp/decl2.c (finish_objects): Likewise.
6732 * defaults.h (EH_FRAME_SECTION): Remove.
6733 (EH_FRAME_SECTION_ASM_OP): Remove.
6734 (EH_FRAME_SECTION_NAME): New.
6735 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
6736 (UNIQUE_SECTION_P): Remove.
6737 * dwarf2out.c (SECTION_FORMAT): Remove.
6738 (ASM_OUTPUT_SECTION): Remove.
6739 (output_call_frame_info): Use named_section_flags.
6740 (output_comp_unit, dwarf2out_start_source_file): Likewise.
6741 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
6742 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
6743 * varasm.c (in_eh_frame, eh_frame_section): Remove.
6744 (named_section_flags): New.
6745 (named_section): Use it and targetm.section_type_flags.
6746 (resolve_unique_section): New.
6747 (assemble_start_function): Use it.
6748 (asm_emit_uninitialised, assemble_variable): Likewise.
6749 (default_section_type_flags): New.
6750 (default_no_named_section, default_elf_asm_named_section): New.
6751 (default_coff_asm_named_section, default_pe_asm_named_section): New.
6752 * output.h: Update varasm.c decls.
6753 (SECTION_*): New flags.
6755 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
6756 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
6758 * config/elfos.h (UNIQUE_SECTION_P): Remove.
6759 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
6760 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
6761 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6762 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
6763 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
6764 * config/mips/elf.h, config/mips/elf64.h: Likewise.
6765 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
6766 * config/pa/pa64-hpux.h,
6768 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
6769 (TARGET_ASM_NAMED_SECTION): New.
6770 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
6771 * config/alpha/vms.h, config/arm/coff.h: Likewise.
6772 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
6773 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
6774 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
6775 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
6776 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6777 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
6778 * config/i386/sco5.h, config/i386/win32.h: Likewise.
6779 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
6780 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
6781 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
6782 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
6783 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
6784 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
6785 * config/sparc/sysv4.h: Likewise.
6787 * config/nextstep.h: Error until named sections implemented.
6789 * config/a29k/a29k.c (a29k_asm_named_section): New.
6790 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
6791 (vms_section_type_flags, vms_asm_named_section): New.
6792 * config/arm/arm.c (arm_elf_asm_named_section): New.
6793 * config/avr/avr.c (asm_output_section_name): Remove.
6794 * config/avr/avr-protos.h: Update.
6795 * config/c4x/c4x.c (c4x_asm_named_section): New.
6796 * config/h8300/h8300.c (h8300_asm_named_section): New.
6797 * config/i386/i386.c (sco_asm_named_section): New.
6798 * config/i386/winnt.c (SECTION_PE_SHARED): New.
6799 (i386_pe_section_type_flags): New.
6800 (i386_pe_asm_named_section): New.
6801 * config/i386/i386-protos.h: Update.
6802 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
6803 * config/mcore/mcore.c (mcore_asm_named_section): New.
6804 * config/mips/mips.c (iris6_asm_named_section): New.
6805 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
6806 instead of UNIQUE_SECTION_P.
6807 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
6808 (xcoff_asm_named_section): New.
6809 * config/sh/sh.c (sh_asm_named_section): New.
6810 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
6812 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
6813 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
6814 (EH_FRAME_SECTION_NAME): New.
6815 (EXCEPTION_SECTION): New.
6816 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
6817 (DEBUG_*_SECTION): Remove.
6818 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
6819 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
6820 (EH_FRAME_SECTION_ASM_OP): Remove.
6822 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
6823 (ASM_OUTPUT_SECTION_NAME): Remove.
6824 (TARGET_ASM_NAMED_SECTION): New.
6825 (TARGET_HAVE_NAMED_SECTIONS): New.
6826 (TARGET_SECTION_TYPE_FLAGS): New.
6827 (EH_FRAME_SECTION_ASM_OP): Remove.
6828 (EH_FRAME_SECTION_NAME): New.
6830 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6832 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
6833 for complex expressions when cfun == 0.
6834 * doc/extend.texi: Document that __builtin_constant_p can be
6835 used in data initializers as well as functions.
6837 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
6839 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
6840 variable I locally, instead of expecting a declaration in the
6843 2001-08-03 Richard Henderson <rth@redhat.com>
6845 * except.c (collect_one_action_chain): Add an explicit cleanup
6846 action if regions surrounding a catch were encoded entirely
6847 within the call-site entry.
6849 2001-08-03 Richard Henderson <rth@redhat.com>
6851 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
6852 don't take REGNO of a non-register.
6854 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6856 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
6857 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
6858 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
6859 (__gthread_mutex_init_function): New function for mutex initialization.
6861 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6863 * Makefile.in: Revert screwed up commit.
6865 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6867 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
6868 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
6869 merged by linker script to get a final _exit().
6870 (__do_global_dtors): New for destructor handling in specific exit
6872 (__do_global_ctors): New for constructors in specific install section.
6873 (__map_data_section): Map data sections before running constructors.
6874 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
6875 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
6876 (DTORS_SECTION_ASM_OP): Likewise.
6877 (CTORS_SECTION_FUNCTION): Define to force a reference to
6879 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
6881 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6883 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
6885 * Makefile.in: Add df.h to gcse.c dependencies.
6887 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6889 * varasm.c (output_constant_def_contents): Use for the length of a
6890 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
6891 depending on which is larger.
6893 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6895 * gcse.c: Include df.h for use as a dataflow analyzer.
6897 Declaration of reg_set_info: gone.
6898 New df_analyzer variable used by store motion.
6899 (reg_set_info): Deleted.
6900 (mark_mem_regs): New function, analyze regs used by a mem.
6901 (store_ops_ok): Use dataflow analyzer results to determine if
6902 necessary regs are changed in the block.
6903 (find_moveable_store): Remove check for symbol ref, we can handle
6904 much more complex expressions now.
6905 (compute_store_table): Remove most of the code, it's unnecessary
6906 now that the dataflow analyzer records the info for us.
6907 (store_killed_after): Add parameter to say whether to do the
6908 store_ops_okay test, used to speed up testing when we already know
6909 the answer, and just want to know if the store itself was killed.
6910 (build_store_vector): Largely rewritten to calculate the various
6911 vectors properly, and somewhat optimized.
6912 (store_motion): Init the df_analyzer, get REG_DEF chains.
6913 Also handle trapping expressions (since mems almost always trap)
6914 (simple_mem): Redefine what a simple mem is.
6916 2001-08-03 DJ Delorie <dj@redhat.com>
6918 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
6919 set from a constant part of the condition.
6921 2001-08-01 Andrew Cagney <ac131313@redhat.com>
6923 * mkdeps.c (deps_add_default_target): Make local variable
6924 ``start'' a const char pointer.
6925 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
6927 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6929 * doc/install.texi (Configuration): Fix markup.
6930 (Specific, i?86-*-udk): Likewise.
6931 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
6933 Document --enable-threads and --enable-libgcj status.
6934 (Specific, mips-sgi-irix*): Canonicalize triples.
6935 (Specific, mips-sgi-irix5): Warn about problems with this config.
6936 Mention required GNU as patch.
6937 Native assembler problems are fixed.
6938 (Specific, mips-sgi-irix6): Update O32 ABI support status.
6939 Document --enable-threads and --enable-libgcj status.
6941 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6943 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
6946 2001-08-03 Richard Henderson <rth@redhat.com>
6948 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
6951 2001-08-03 Richard Henderson <rth@redhat.com>
6953 * rtlanal.c (find_first_parameter_load): Stop if we
6954 reach a CODE_LABEL at BOUNDARY.
6956 2001-08-03 Richard Henderson <rth@redhat.com>
6958 * config/alpha/alpha.md (force_movdi): New insn.
6959 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
6960 Tweek FRP marking of VMS prologue insns.
6961 * config/alpha/vms.h (EPILOGUE_USES): New.
6963 2001-08-02 Richard Henderson <rth@redhat.com>
6965 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
6967 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6969 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
6970 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
6971 config/convex/convex.h, config/d30v/d30v.c,
6972 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6973 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
6974 config/mips/mips.h, config/mn10200/mn10200.h,
6975 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
6976 config/v850/v850.h, config/vax/openbsd.h,
6977 config/vax/openbsd1.h, config/vax/ultrix.h,
6978 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
6979 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
6980 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
6981 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
6982 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
6983 in comments and documentation.
6985 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6989 * Makefile.in (line-map.o): New.
6990 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
6991 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
6992 * cpperror.c (print_containing_files): Similarly.
6993 (print_location): Update. Don't output a space before _Pragma.
6994 * cppfiles.c (stack_include_file): Set to line 1 immediately.
6995 (stack_include_filee, cpp_make_system_header): Update.
6996 (_cpp_execute_include): Get logical line number right for calling
6997 as-yet-unterminated #include.
6998 * cpphash.h (struct cpp_reader): Add line_maps.
6999 (_cpp_do_file_change): Update.
7000 * cppinit.c (cpp_create_reader): Initialize line maps.
7001 (cpp_destroy): Destroy line maps.
7002 (cpp_start_read): Get logical line number right.
7003 * cpplex.c (parse_string): Only warn once for multi-line strings.
7004 Use boolean variable for null warning.
7005 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
7007 (do_include_common): End the directive early.
7008 (do_line): Don't warn about out-of-range lines in preprocessed
7009 source. Update. Remove unused variables.
7010 (_cpp_do_file_change): Update for new line mapping.
7011 (pragma_cb): New typedef.
7012 (cpp_register_pragma): Stop looking ahead before calling the
7014 (do_pragma_system_header): End directive early.
7015 (cpp_get_line_maps): New.
7016 (cpp_pop_buffer): Fudge logical line. Update.
7017 * cpplib.h: Include line-map.h
7018 (enum cpp_fc_reason): Remove.
7019 (struct cpp_file_change): Update.
7020 (cpp_get_line_maps): New.
7021 * cppmain.c (struct_printer): New member map.
7022 (cb_file_change): Update for new mappings.
7023 * fix-header.c (cb_file_change): Similarly.
7025 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7027 * Makefile.in (libgcc.mk): Define mkinstalldirs.
7028 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
7030 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
7032 * config/vax/vax.c: include expr.h.
7034 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7036 * Makefile.in ($(srcdir)/configure): Only rebuild in
7038 ($(srcdir)/config.in): Only define in maintainer mode.
7039 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
7041 2001-08-02 David Edelsohn <edelsohn@gnu.org>
7043 * doc/install.texi (Install GCC: Binaries): Update Bull info.
7045 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7047 * gcc.c (set_collect_gcc_options): New function, split out from
7049 Ignore elided switches.
7050 (do_spec_1): Invoke before executing command.
7051 (set_input): Export.
7052 Move declaration ...
7053 * gcc.h (set_input): ... here.
7054 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7057 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
7060 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
7062 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
7064 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
7066 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
7067 for the unnamed instructions it expands to.
7069 2001-08-02 Richard Henderson <rth@redhat.com>
7071 * regclass.c (call_really_used_regs): Conditionally define.
7072 (init_reg_sets_1): Don't use it if not defined.
7073 (fix_register): Similarly, don't set it.
7075 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7077 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
7078 Correct comment that had been missed in the previous change.
7080 2001-08-01 Stan Shebs <shebs@apple.com>
7082 * config/darwin.c (machopic_stub_name): Try matching by name.
7083 (update_stubs): New function.
7084 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
7087 2001-08-01 Richard Henderson <rth@redhat.com>
7089 * except.c (output_function_exception_table): Use assemble_align.
7090 * varasm.c (assemble_eh_label): Remove.
7091 (assemble_eh_align, assemble_eh_integer): Remove.
7093 2001-08-01 Robert Lipe <robertl@caldera.com>
7095 * dwarfout.c: Remove reference to README.DWARF.
7097 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
7099 * regclass.c (call_really_used_regs): New array for registers which
7100 are actually used by a call.
7101 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
7103 (fix_register): Set call_really_used too.
7104 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
7105 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
7107 2001-08-01 Richard Henderson <rth@redhat.com>
7109 * read-rtl.c (read_name): Consider \r whitespace.
7111 2001-07-11 Andrew Cagney <ac131313@redhat.com>
7113 * config.gcc: Recognize powerpc-*-netbsd*.
7115 * doc/install.texi (Host/target specific installation notes for
7116 GCC): Mention powerpc-*-netbsd*.
7118 * config/rs6000/netbsd.h: New file.
7119 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
7120 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
7121 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
7122 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
7123 (TARGET_VERSION): Redefine.
7125 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
7126 mcall-netbsd as a match for mcall-sysv.
7127 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
7128 (ncrti.S, ncrtn.S): New targets.
7129 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
7131 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
7132 "netbsd' as a V4 ABI.
7133 (ASM_SPEC): Check for -mcall-netbsd.
7134 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
7135 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
7136 (LIB_SPEC, ENDFILE_SPEC): Ditto.
7137 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
7138 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
7139 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
7140 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
7142 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
7143 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
7145 2001-08-01 Mark Kettenis <kettenis@gnu.org>
7147 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
7148 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
7149 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
7150 including "unwind-pe.h".
7152 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7154 * rs6000.md (define_splits): Kill unused constraints.
7156 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
7157 Jan Hubicka <jh@suse.cz>
7159 * function.c (thread_prologue_and_epilogue_insns): Kill code
7160 dealing with non-existent CFG.
7162 2001-08-01 Kazu Hirata <kazu@hxi.com>
7164 * alias.c: Fix comment formatting.
7165 * bitmap.c: Likewise.
7166 * builtins.c: Likewise.
7167 * calls.c: Likewise.
7168 * c-common.c: Likewise.
7169 * c-decl.c: Likewise.
7170 * c-dump.c: Likewise.
7171 * c-lex.c: Likewise.
7172 * collect2.c: Likewise.
7173 * combine.c: Likewise.
7174 * conflict.c: Likewise.
7175 * cppfiles.c: Likewise.
7176 * cppinit.c: Likewise.
7177 * cpplex.c: Likewise.
7178 * cpplib.c: Likewise.
7179 * cppmacro.c: Likewise.
7180 * cppspec.c: Likewise.
7181 * c-pragma.c: Likewise.
7182 * crtstuff.c: Likewise.
7184 * cselib.c: Likewise.
7185 * c-semantics.c: Likewise.
7186 * c-typeck.c: Likewise.
7188 2001-08-01 H.J. Lu <hjl@gnu.org>
7190 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
7192 2001-08-01 H.J. Lu <hjl@gnu.org>
7194 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
7196 2001-08-01 Ziemowit Laski <zlaski@apple.com>
7198 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
7199 contextualizing Objective-C class name lookup by the lexer.
7200 (typespec_reserved_nonattr): Disable ObjC class name lookup after
7202 (protocoldef): Add support for forward @protocol declarations.
7203 (yylexname): Suppress ObjC class name lookup in certain contexts;
7204 re-enable after lookup is complete.
7205 (_yylex): Re-enable ObjC class name lookup when certain
7206 punctuation marks are seen.
7208 * objc/objc-act.c (check_protocol_recursively): New function used
7209 for finding circular dependencies in protocols.
7210 (objc_declare_protocols): New function for handling forward
7211 @protocol declarations.
7212 (receiver_is_class_object): Detect the case when 'self' is used
7213 inside of a class method.
7214 (build_message_expr): Issue a warning if class method is desired
7215 but instance method is found instead.
7216 (conforms_to_protocol): Streamline.
7217 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
7218 protocol Foo, even if 'Bar foo' does not.
7219 (check_protocols): Streamline.
7220 (start_protocol): Add checks for circular and duplicate protocol
7222 (encode_aggregate_within): For typedefs of structs, encode the
7224 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
7225 (objc_declare_protocols): New prototype.
7227 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7229 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
7230 * cpplex.c (handle_newline): Update prototype. Maintain logical
7232 (skip_escaped_newlines, skip_block_comment, parse_string):
7234 (_cpp_lex_token): Update, and store token position within the token.
7235 * cpplib.h (struct cpp_token): Add line and column entries.
7236 * cppmacro.c (replace_args): Position stringified tokens correctly.
7238 2001-08-01 Andreas Jaeger <aj@suse.de>
7240 * basic-block.h: Add prototype for last_loop_beg_note.
7242 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
7244 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
7245 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
7247 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
7248 while handling WITH_CLEANUP_EXPR node. Use second operand calling
7249 expand_decl_cleanup.
7250 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
7252 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
7253 operand while calling simple_cst_equal.
7254 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
7255 operand is the cleanup expression, the third is the RTL_EXPR.
7256 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
7258 2001-07-31 Jeff Sturm <jsturm@one-point.com>
7260 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
7262 2001-07-31 matthew green <mrg@eterna.com.au>
7264 * config.gcc (i386-*-netbsdelf): New description.
7265 * config/i386/netbsd-elf.h: New file.
7267 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
7269 * loop.c (check_dbra_loop): Use single_set to compute
7272 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
7274 PowerPC reorg and support for powerpc64-*-linux*.
7276 Also fixes emitting of constants on 32 bit and 64 bit
7279 * config.gcc: powerpc64-*-linux* is a new target.
7280 Things that needed aix.h now also include xcoff.h
7282 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
7284 Move AIX specific stuff into aix.h.
7285 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
7286 with more than just XCOFF now.
7287 (SET_ASM_OP): Remove, now defined where needed.
7288 (FUNCTION_PROLOGUE): New macro definition.
7289 (FUNCTION_EPILOGUE): New macro definition.
7290 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
7292 * config/rs6000/xcoff.h: New file.
7294 * config/rs6000/linux64.h: New file.
7296 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
7298 2001-07-31 Alan Modra <amodra@bigpond.net.au>
7300 * rs6000.c (print_operand_address): Handle ELF syntax.
7301 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
7302 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
7303 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
7305 2001-07-31 David Edelsohn <edelsohn@gnu.org>
7307 * rs6000.c (rs6000_override_options): Only disable
7308 flag_function_sections for XCOFF.
7309 (exact_log2_cint_operand): New predicate.
7310 (reg_or_{add,sub}_cint64_operand): New predicates.
7311 (add_operand): Compare CONST_INT with fewer function calls.
7312 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
7313 (print_operand, case 'p'): Ensure positive operand.
7314 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
7315 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
7316 (PREDICATE_CODES): Add new predicates.
7317 * rs6000.md (addsi3): Split 32-bit constants more correctly.
7318 (divsi3, modsi3): Ensure positive power-of-2.
7319 (adddi3): Use new predicate. Split 32-bit constants more
7320 correctly. Re-arrange splitter to handle any constant.
7321 (subdi3): Use new predicate.
7322 (divdi3, moddi3): Ensure positive power-of-2.
7323 (movdi): Use rs6000_emit_set_const.
7324 (load_toc_v4_pic_di): Delete.
7326 2001-07-31 Graham Stott <grahams@redhat.com>
7328 * function.c (pad_below): Revert 2001-07-26 patch.
7330 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7332 * reg-stack (convert_regs_1): Fix best edge condition.
7334 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7336 * jump.c (duplicate_loop_exit_test): Better test for jumps
7337 entering the loop; create loop pre_header.
7339 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
7341 * doc/install.texi: Add s390 and s390x as new targets.
7342 * doc/invoke.texi: Add documantation of S/390 and zSeries
7344 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
7346 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7348 * config/m68k/m68k.md: Replace all general_operand with
7349 nonimmediate_operand for all destinations.
7350 * config/m68k/m68k.c (not_sp_operand): Likewise.
7352 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
7354 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
7356 2001-07-30 Richard Henderson <rth@redhat.com>
7358 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
7359 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
7361 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7363 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
7364 Add missing doc strings
7365 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
7366 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
7368 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7370 * i386.c (ix86_output_main_function_alignment_hack): New function.
7371 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
7373 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
7374 edges by EDGE_DFS_BACK flag.
7375 (dump_edge_info): Add dfs_back flag.
7376 * basic-block.h (EDGE_DFS_BACK): New constant.
7377 (mark_dfs_back_edges): Declare.
7378 * alias.c (loop_p): Remove.
7379 (mark_constant_function): Use mark_dfs_back_edges.
7381 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
7382 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
7383 (compensate_edge): Break out from ...
7384 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
7385 (convert_regs_2): Set block_done once block is really done;
7386 Do updating of the predecesors counts.
7388 * toplev.c (rest_of_compilation): Recompute block_for_insn
7389 before post-reload cfg_cleanup.
7390 * function.c (thread_prologue_epilogue_insns):
7391 Call set_block_for_new_insns when emitting prologue directly.
7393 2001-07-30 Andreas Jaeger <aj@suse.de>
7395 * jump.c: Add prototype for mark_modified_reg.
7397 * cse.c (set_live_p): Add unused attribute.
7399 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
7401 (scan_for_source_files): Use long for count to avoid overflow.
7402 (output_data): Likewise.
7403 (output_data): Don't use string concatatenation to silence gcc
7406 * predict.c: Fix typos and grammar.
7408 * gcse.c (insert_insn_end_bb): Remove unused variables.
7410 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
7412 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
7413 (attempt_auto_inc): LIkewise.
7414 (mark_used_reg): Likewise.
7415 (try_pre_increment_1): Likewise.
7416 * regclass.c (regclass): Likewise.
7417 * global.c (allocno_compare): Update comment; change scaling factor.
7418 * local-alloc.c (QTY_CMP_PRI): Likewise.
7419 * regs.h (REG_FREQ_FROM_BB): New.
7420 (REG_FREQ_MAX): Likewise.
7422 2001-07-30 H.J. Lu <hjl@gnu.org>
7424 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
7427 2001-07-30 H.J. Lu (hjl@gnu.org)
7429 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
7430 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7431 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
7433 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
7435 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
7436 as -mthumb-interwork when -mcpu=arm7 is specified.
7438 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7440 * predict.def (noreturn, loop branch, loop exit): Mark as first
7443 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
7445 * combine.c (try_combine): Avoid barrier after noop jumps.
7447 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7449 * cpphash.h (struct cpp_reader): Remove import_warning.
7450 * cpplib.c (skip_rest_of_line): Don't bother turning off
7452 (parse_include): Move include handling to...
7453 (do_include_common): ... here. Move import warning from...
7454 (do_import): ... here.
7455 (do_pragma_poison): Don't do a callback for poison identifiers.
7456 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
7457 * cppmain.c (setup_callbacks): Similarly.
7459 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7461 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
7462 handle multiple sets.
7463 * except.c (sjlj_mark_call_sites): .... here.
7464 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
7466 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7468 Suggested by Richard Henderson and Richard Kenner:
7469 * combine.c (recog_for_combine): Use the fake recog
7470 only if instruction does not match.
7471 * rtl.h (NOOP_MOVE_INSN_CODE): New.
7472 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
7474 * combine.c (try_combine): Discover noop jump as direct jump.
7476 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
7478 * df.c (df_rd_global_compute): Add successors to worklist, not
7480 (df_ru_global_compute): Ditto.
7482 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
7484 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
7485 increment REG_N_SETS.
7487 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
7489 * sbitmap.h: New prototype for sbitmap_a_xor_b.
7491 * sbitmap.c (sbitmap_a_xor_b): New function.
7492 ifdef the basic block stuff on IN_GCC.
7494 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7496 * cppexp.c (parse_defined): Always record the macro name.
7497 (lex): Don't worry about identifiers, or special-case
7499 (_cpp_parse_expr): Figure out at the end of the routine
7500 whether we saw a valid !defined() expression.
7501 * cppfiles.c (stack_include_file): Update for mi_valid.
7502 (_cpp_pop_file_buffer): Similarly.
7503 * cpplex.c (_cpp_lex_token): Similarly.
7504 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
7505 mi_if_not_defined, mi_lexed): Remove.
7507 * cpplib.c (do_if): Simplify.
7508 (do_endif, push_conditional, _cpp_handle_directive): Update
7509 for renaming of mi_state to mi_valid.
7511 * cpp.texi: Add index entries for digraphs, and add comment
7512 that C++ refers to them as alternative tokens.
7514 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
7516 * basic-block.h (CLEANUP_PRE_LOOP): New.
7517 * except.c (finish_eh_generation): Update call of cleanup_cfg.
7518 * sibcall.c (optimize_sibling_calls): Likewise.
7519 * toplev.c (rest_of_compilation): Likewise.
7520 * flow.c (try_forward_edges): Take argument MODE;
7521 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
7522 (try_optimize_cfg): Update call of try_forward_edges.
7524 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7525 Jan Hubicka <jh@suse.cz>
7527 * (validate_replace_rtx_1): Fix simplification of MINUS.
7529 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
7531 PR preprocessor/3669
7532 * cppinit.c (init_dependency_output): Turn off dump requests
7533 if sending dependencies to stdout.
7535 2001-07-28 Richard Henderson <rth@redhat.com>
7537 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
7540 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
7542 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
7544 2001-07-28 Kazu Hirata <kazu@hxi.com>
7546 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
7547 is VAR_DECL first to prevent an ICE.
7549 2001-07-28 Richard Henderson <rth@redhat.com>
7551 * varasm.c (immed_real_const_1): Don't elide special cases for
7553 (clear_const_double_mem): Clear const_tiny_rtx too.
7555 2001-07-28 Richard Henderson <rth@redhat.com>
7557 * dwarf2out.c (dw_val_class_offset): New.
7558 (struct dw_ranges_struct, dw_ranges_ref): New.
7559 (ranges_table, ranges_table_allocated): New.
7560 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
7561 (add_AT_offset, add_ranges, output_ranges): New.
7562 (print_die, output_die): Handle dw_val_class_offset.
7563 (attr_checksum, size_of_die, value_format): Likewise.
7564 (gen_lexical_block_die): Handle non-contiguous blocks.
7565 (gen_block_die): Likewise.
7566 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
7567 if needed. Dump the ranges table.
7568 * final.c (final_start_function): Remove unnecessary notes and
7569 rebuild the block tree before numbering the blocks.
7570 * function.c (reorder_blocks_0): Walk the existing block tree
7571 to unmark all blocks.
7572 (reorder_blocks_1): Create block fragments when duplicate block
7574 (reorder_fix_fragments): New.
7575 (reorder_blocks): Call it.
7576 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
7578 2001-07-28 Richard Henderson <rth@redhat.com>
7580 * emit-rtl.c (adjust_address): Make a copy of the memory address.
7582 2001-07-28 Richard Henderson <rth@redhat.com>
7584 * flow.c (add_to_mem_set_list): New function.
7585 (init_propagate_block_info): Use it.
7586 (mark_set_1): Likewise.
7587 (insn_dead_p): Canonicalize memory address for dead store
7588 comparison. Allow wider mode stores to kill narrower mode stores.
7589 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
7590 (invalidate_mems_from_set): Don't handle MEMs.
7592 2001-07-28 Kazu Hirata <kazu@hxi.com>
7594 * config/h8300/h8300.h: Fix formatting.
7596 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7598 * basic-block.h (EDGE_FREQUENCY): New macro.
7599 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
7601 * flow.c (find_sub_basic_blocks): Likewise.
7602 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
7603 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
7605 * predict.c (DEF_PREDICTOR): New argument FLAGS.
7606 (HITRATE): New macro.
7607 (PRED_FLAG_FIRST_MATCH): New constant.
7608 (predictor_info): New field flgags.
7609 (combine_predictions_for_insn): Use DS theory to combine
7610 probabilities; set the edge probabilities when finished.
7611 (estimate_probability): Avoid duplicated matches
7612 of LOOP_BRANCH heuristics for nested loops; update comment.
7613 * predict.def: Add flags for each prediction, set probabilities
7614 according to B&L paper.
7615 * predict.h (DEF_PREDICTOR): New argument FLAGS.
7617 * profile.c (compute_branch_probabilities): Cleanup way the edge
7618 probabilities are computed and REG_BR_PROB notes are dropped; if
7619 values does not match, emit error.
7620 (init_branch_prob): Do error instead of warning when profile driven
7621 feedback is missing or corrupt.
7623 2001-07-27 DJ Delorie <dj@redhat.com>
7625 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
7626 against a constant, try to adjust the compare to have the desired
7627 constant in it so that min/max optimizations happen more often.
7629 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7631 * flow.c (last_loop_beg_note): New function.
7632 (redirect_edge_and_branch): Use it.
7633 (split_edge): Likewise.
7635 * alias.c (loop_p): Avoid uninitialized memory access.
7637 * flow.c (try_forward_edges): Avoid accessing freed memory.
7639 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
7642 2001-07-26 Andrew Haley <aph@redhat.com>
7643 Joern Rennecke <amylaar@redhat.com>
7645 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
7646 (SUBTARGET_CPP_ENDIAN_SPEC): New.
7647 (SUBTARGET_CPP_SPEC): New.
7649 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
7650 (SUBTARGET_CPP_PTR_SPEC): New.
7651 (CPP_DEFAULT_CPU_SPEC): New.
7652 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
7653 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7654 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
7655 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7656 (SUBTARGET_CPP_SPEC): Define as an empty string.
7658 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7660 * doc/install.texi (Configuration): Properly link the host
7661 specific instructions also when generating HTML.
7663 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
7665 * flow.c (redirect_edge_and_branch_force): Test
7666 target->global_live_at_start.
7668 2001-07-26 Richard Henderson <rth@redhat.com>
7670 * simplify-rtx.c (avoid_constant_pool_reference): Export.
7671 * rtl.h (avoid_constant_pool_reference): Declare it.
7672 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
7673 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
7675 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7677 * rtl.h (cleanup_barriers): Declare.
7678 * jump.c (cleanup_barriers): New function.
7679 * toplev.c (rest_of_compilation): Call cleanup_barriers
7680 before loop optimizer and after bb_reorder.
7682 * flow.c (back_edge_of_syntactic_loop_p): New.
7683 (split_edge): Use it.
7685 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7687 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
7689 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
7691 * cse.c (cse_process_notes): Replace any registers if the address
7694 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
7696 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
7697 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
7698 (propagate_block): Update prototype.
7699 * flow.c (update_life_info): Simplify the CFG and
7700 recalculate the global regs which are alive when
7701 removing dead code during a global update.
7702 (propagate_block): Return non-zero if an INSN is
7705 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7707 * Makefile.in (LIBICONV): Define.
7709 2001-07-26 Catherine Moore <clm@redhat.com>
7711 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
7712 of conditional to avoid tree checking errors.
7714 2001-07-26 Kazu Hirata <kazu@hxi.com>
7716 * regmove.c (regmove_optimize): Don't replace a reg with
7717 another reg of a different mode.
7719 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
7721 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
7722 limit length of dependancy flush list.
7723 * params.h (MAX_PENDING_LIST_LENGTH): Define.
7724 * sched-int.h (struct deps): Add pending_flush_length field.
7725 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
7726 has 1 element in it.
7727 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
7728 (sched_analyze): After a jump, if the pending memory flush list is too
7729 large, flush the pending lists.
7730 (init_deps): Initialize pending_flush_length to 0.
7731 * doc/invoke.texi (max_pending_list_length): Document parameter.
7733 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
7735 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
7736 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
7737 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
7739 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7741 * cpphash.h (struct_lexer_state): Delete was_skipping.
7742 Move skipping here from struct cpp_reader.
7743 * cpplex.c (parse_identifier): Update.
7744 (_cpp_lex_token): Don't skip tokens in a directive.
7745 * cpplib.c (struct if_stack): Update.
7746 (start_directive, end_directive): Don't change skipping state.
7747 (_cpp_handle_directive): Update.
7748 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
7749 (do_else, do_endif): Update; only check for excess tokens if not
7750 in a skipped conditional block.
7751 (push_conditional): Update for new struct if_stack.
7753 2001-07-26 Graham Stott <grahams@redhat.com>
7755 * function.c (locate_and_pad_parm): Also pad initial offset
7756 so that the total argument size also includes the padding.
7758 2001-07-26 Graham Stott <grahams@redhat.com>
7760 * gensupport.c (alter_output_for_insn): Correct enable checking failure
7761 change XSTR to XTMPL.
7763 (process_one_cond_exec): Likewise
7765 2001-07-25 Richard Henderson <rth@redhat.com>
7767 * varasm.c (assemble_variable): Create DECL_RTL before setting
7770 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
7772 * predict.c (estimate_probability): Avoid duplicated predictions.
7774 * loop.c (find_and_verify_loops): Grok multiple barriers.
7776 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7778 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
7780 * dbxout.c: Consistently use putc instead of fputc.
7781 (print_wide_int): New function; call instead of direct fprintf.
7782 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
7783 (dbxout_type_fields, dbxout_type_method_1): Likewise.
7784 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
7785 (print_int_cst_octal): Likewise.
7786 (print_octal): Show we wrote characters.
7787 (dbxout_type): Set have_used_extensions in more places.
7789 2001-07-25 Catherine Moore <clm@redhat.com>
7791 * config/v850/v850.c (v850_va_arg): Use addr
7792 instead of valist to build incr.
7794 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
7796 * flow.c (delete_dead_jumptables): New function.
7797 (life_analyzis): Call it.
7798 * bb-reorder.c (skip_insns_after_block): Handle contradictory
7801 2001-07-25 Richard Henderson <rth@redhat.com>
7803 * except.c (reachable_handlers): Handle a region being removed
7804 out from under a RESX.
7806 2001-07-25 Richard Henderson <rth@redhat.com>
7808 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
7809 swap GE/GT if it is an fp comparison.
7811 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
7813 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
7816 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
7818 * ssa.c (rename_insn_1): Do not wrap an assignment to a
7819 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
7822 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
7824 (visit_expression): When attempting to simplify an expression,
7825 retrieve any modes for arguments before they are simplified
7828 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7829 Janis Johnson <janis@us.ibm.com>
7831 * stmt.c (expand_goto): A nonlocal goto can be a call too.
7832 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
7833 pointer parameters to match documented usage of nonlocal_goto.
7834 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
7835 parameters to their correct order.
7836 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
7837 parameters to their correct order.
7839 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7841 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
7843 2001-07-25 Jan Hubicka <jh@suse.cz>
7844 Richard Henderson <rth@redhat.com>
7846 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
7848 (make_edges): New argument update_p; populate the edge cache if set.
7849 (find_basic_blocks): Update make_edges invocation.
7851 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7853 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
7855 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7857 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
7858 -Acpu and -Amachine.h.
7859 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
7860 Corrected header to say ELF not a.out.
7861 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
7862 when given -msoft-float.
7864 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7866 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
7867 extra multilib parts like arm-elf.
7868 (i960-*-coff*, i960-*-rtems): Should not use collect2.
7869 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
7870 crtfini.o as extra multilib parts.
7872 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7874 * configure.in: Add rtems as a supported thread model.
7875 * gthr-rtems.h: Add missing entry point __gthread_active_p.
7876 * configure: Rebuilt.
7878 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
7880 * stor-layout.c (get_mode_alignment): make it work when
7881 BITS_PER_UNIT is not a power of two.
7882 * builtins.c (get_pointer_alignment): Likewise.
7884 2001-07-24 Richard Henderson <rth@redhat.com>
7886 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
7887 the retrieved constant into the expected mode.
7889 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7891 * flow.c (try_simplify_condjump): Avoid duplicated edges.
7892 (verify_flow_info): Check for duplicated edges; clarify
7895 * flow.c (block_label): Update basic_block_for_insn.
7896 (commit_edge_insertions): Call compute_bb_for_insn.
7898 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
7901 * flow.c (redirect_edge_and_branch,
7902 try_optimize_cfg): Use redirect_edge_succ_nodup
7903 (redirect_edge_succ_nodup): New.
7904 * basic_block.h (redirect_edge_succ_nodup): Declare.
7906 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
7909 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7911 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
7912 (try_crossjump_to_edge): Update commetns.
7913 (try_crossjump_bb): Likewise.
7915 2001-07-24 Richard Henderson <rth@redhat.com>
7917 * combine.c (distribute_notes): Move set of need_refresh
7918 for noop_move_p down to catch all cases.
7920 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
7922 * recog.c (split_all_insns_noflow): New.
7923 * rtl.h (split_all_insns_noflow): Declare.
7924 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
7925 * m68hc11.c (m68hc11_reorg): Likewise.
7926 * sh.c (machine_dependent_reorg): Likewise.
7927 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
7930 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7932 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
7933 (ashlsi3_n splitter): Likewise.
7934 (lshrsi3_n splitter): Likewise.
7936 (GOTaddr2picreg): Make const SImode.
7937 (sym_label2reg): Likewise.
7938 (symGOT2reg): Likewise.
7939 (symGOTOFF2reg) Likewise.
7941 (casesi_worker_0): Make unspec SImode.
7943 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7945 * config/sh/sh.c (barrier_align): Check that an operand really is
7946 an insn before extracting its INSN_CODE.
7948 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
7950 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
7953 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
7954 for SImode to prevent overflow.
7956 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7958 * config/mips/irix6-libc-compat.c: New file.
7959 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
7960 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
7963 2001-07-24 lars brinkhoff <lars@nocrew.org>
7965 * rtl.texi (REG_POINTER): Document.
7966 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
7967 QFmode, HFmode, TQFmode, QCmode, and HCmode.
7969 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7971 * flow.c (delete_noop_moves): Do not confuse libcall regions.
7973 2001-07-23 Richard Henderson <rth@redhat.com>
7975 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
7977 2001-07-23 Kazu Hirata <kazu@hxi.com>
7979 * config/h8300/h8300-protos.h: Add a prototype for
7980 general_operand_dst_push.
7981 * config/h8300/h8300.c (general_operand_dst_push): New.
7982 * config/h8300/h8300.h (OK_FOR_T): New.
7983 (EXTRA_CONSTRAINT): Use it.
7984 * config/h8300/h8300.md (movqi_push): Remove and integrate into
7985 the existing movqi pattern.
7986 (movhi_push): Likewise.
7988 * reload.c: Fix comment typos.
7990 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7992 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
7994 2001-07-23 H.J. Lu (hjl@gnu.org)
7996 * doc/extend.texi: Update __builtin_return_address and
7997 __builtin_frame_address.
7999 2001-07-23 Richard Henderson <rth@redhat.com>
8001 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
8003 * config/i386/i386.md: New setcc+movzbl peephole2.
8005 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8007 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
8008 * objc/objc-act.c: Include debug.h.
8009 (synth_module_prologue): Save and restore debug hooks too.
8011 2001-07-23 lars brinkhoff <lars@nocrew.org>
8013 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
8014 and C4X_FLOAT_FORMAT.
8015 (BOOL_TYPE_SIZE): Document.
8017 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
8019 * unroll.c (loop_iterations): Fix miscalculation of initial
8022 2001-07-13 Andrew Haley <aph@redhat.com>
8024 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
8025 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
8026 * config/sh/sh.c (sh_can_redirect_branch): New function.
8027 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
8028 * reorg.c (steal_delay_list_from_target): Use
8029 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
8031 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
8033 * flow.c (try_simplify_condjump): Unlink insn chain on
8034 fallthru edge; use can_fallthru.
8036 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
8038 * basic-block.h (find_sub_basic_block): Declare.
8039 * flow.c (make_edges): New arguments MIN and MAX;
8040 (find_sub_basic_blocks): Revamp to use make_edges
8041 and purge_dead_edges.
8042 (find_basic_blocks): Update call of find_sub_basic_block.
8044 * recog.c (split_all_insns): Always expect CFG to be consistent;
8045 call find_sub_basic_blocks in case something has changed.
8046 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
8049 * basic-block.h (delete_noop_moves): Declare.
8050 * combine.c (combine_instructions): Call it.
8051 (recog_for_combine): Tolerate noop moves
8052 (distribute_notes): Force refresh when register dies at noop move.
8053 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
8055 (life_analysis): Update delete_noop_moves call.
8056 (set_noop_p): Move too ...
8057 * rtlanal.c (noop_move_p): ... here.
8058 * rtl.h (noop_move_p): Declare.
8060 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
8061 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
8063 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
8064 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
8066 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
8068 * reload.c (push_reload): Fix typo in comment.
8069 (find_reloads_address): Ditto.
8070 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
8072 2001-07-22 Richard Henderson <rth@redhat.com>
8074 * flow.c: Grammar check and clarify a lot of comments.
8075 (try_simplify_condjump): Rename variables to be clearer.
8076 (try_forward_edges): Skip complex and fallthru edges.
8077 Rearrange tests to avoid duplicate checks.
8078 (flow_find_cross_jump): Likewise.
8079 (outgoing_edges_match): Allow match if neither branch has
8080 probability data. Loosen probability match to 5%.
8081 (try_crossjump_to_edge): Hoist repeated indirection into
8083 (try_crossjump_bb): Don't check complex edges. Eliminate
8084 redundant crossjump tests.
8085 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
8086 checks before more expensive checks.
8088 2001-07-22 Richard Henderson <rth@redhat.com>
8090 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
8091 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
8094 2001-07-22 Richard Henderson <rth@redhat.com>
8096 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
8097 (const_sint32_operand): Likewise.
8098 * m68k.md (anon mulsi pattern): Use const_int_operand not
8099 const_sint32_operand.
8100 (umulsi3_highpart): Zero extend a constant input.
8101 (smulsi3_highpart): Don't bother checking SImode constant.
8102 (const_umulsi3_highpart): Give op3 DImode.
8103 (const_smulsi3_highpart): Likewise.
8105 2001-07-22 Richard Henderson <rth@redhat.com>
8107 * flow.c (split_block): Make sure bb_note is included in the
8108 new block when splitting before a label.
8110 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
8112 * basic-block.h (redirect_edge_and_branch_force,
8113 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
8114 * flow.c (redirect_edge_and_branch_force,
8115 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
8116 (redirect_edge_and_branch_force): Fix copying of lifeness information.
8117 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
8118 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
8119 instead of label; update CFG after transformation.
8120 (find_if_case_1): Update call, use redirect_edge_and_branch_force
8121 for finishing the transformation; handle even case where ELSE
8122 does not follow THEN.
8123 (find_if_case_2): Update call of dead_or_predictable; simplify
8126 * emit-rtl.c (split_branch_probability): New global variable.
8127 (try_split): Take care to set split_branch_probability and
8128 create REG_BR_PROB note for new jump insns.
8129 * md.texi (define_split): Document new feature.
8131 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
8133 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
8135 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
8136 (asm_out_file): Remove redundant declaration.
8137 (assemble_asm): Remove old #if 0 block.
8138 (assemble_variable): Remove end of function; debug output is
8139 now handled with global_decl. Remove old #if 0 block. Update.
8140 Remove saved_in_section and associated no-op code.
8141 * Makefile.in (varasm.o): Correct dependencies.
8143 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
8145 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8146 the definition in defaults.h.
8148 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
8150 * jump.c: Update comments.
8151 (delete_barrier_successors, delete_unreferenced_labels,
8152 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
8153 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
8154 jump_optimize, jump_optimize_minimal): Kill.
8155 (rebuild_jump_labels): Move code from jump_optimize_1.
8156 (purge_line_number_notes): Likewise.
8157 (copy_loop_headers): Likewise.
8158 * reg-stack.c: Update comment.
8160 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
8161 JUMP_AFTER_REGSCAN): Kill.
8162 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
8163 purge_line_number_notes and copy_loop_headers.
8165 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
8166 Richard Henderson <rth@redhat.com>
8168 * dbxout.c (dbxout_global_decl): New.
8169 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8170 * sdbout.c (sdbout_finish): New.
8171 (sdbout_debug_hooks): Use it, add comments.
8172 (sdbout_global_decl): Defer initialised public vars to
8174 * varasm.c (assemble_variable): Don't output debug information
8175 for file-scope variables.
8177 2001-07-22 Richard Henderson <rth@redhat.com>
8179 * config/alpha/alpha.c (get_trap_mode_suffix): New.
8180 (get_round_mode_suffix): New.
8181 (print_operand): Use them for [/]. Remove support for [&'`()+].
8182 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
8183 * config/alpha/alpha.md (attr round_suffix): New.
8184 (attr trap_suffix): New.
8185 (all insns): Set them appropriately. Use %/ instead of the
8188 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8190 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
8192 2001-07-22 Richard Henderson <rth@redhat.com>
8194 * regrename.c (regrename_optimize): Compute nregs for each
8195 potential target register.
8197 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
8198 Richard Henderson <rth@redhat.com>
8200 * dbxout.c (dbxout_global_decl): New.
8201 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8202 * sdbout.c (sdbout_finish): New.
8203 (sdbout_debug_hooks): Use it, add comments.
8204 (sdbout_global_decl): Defer initialised public vars to
8206 * varasm.c (assemble_variable): Don't output debug information
8207 for file-scope variables.
8209 2001-07-21 H.J. Lu (hjl@gnu.org)
8211 * config/mips/mips.c (mips_cpu): Moved into ...
8212 (override_options): Here.
8214 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
8216 (mips_cpu): Removed.
8218 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8220 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
8221 ("iorqi3"): Likewise.
8222 ("xorqi3"): Likewise.
8223 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
8224 ("*subhi3_sp): Likewise.
8225 ("*subhi3"): Likewise.
8226 ("extendhisi2"): Accept D, X and Y as source operand to avoid
8229 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
8231 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
8232 * config/freebsd.h: Likewise.
8233 * config/linux.h: Likewise.
8234 * config/openbsd.h: Likewise.
8235 * config/alpha/linux-elf.h: Likewise.
8236 * config/arm/linux-elf.h: Likewise.
8237 * config/d30v/d30v.h: Likewise.
8238 * config/fr30/fr30.h: Likewise.
8239 * config/ia64/aix.h: Likewise.
8240 * config/ia64/ia64.h: Likewise.
8241 * config/mips/linux.h: Likewise.
8242 * config/pj/pj.h: Likewise.
8243 * config/rs6000/linux.h: Likewise.
8244 * config/sparc/linux.h: Likewise.
8245 * config/sparc/linux64.h: Likewise.
8247 2001-07-20 Bruce Korb <bkorb@gnu.org>
8249 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
8250 because getc() and char* may disagree on signedness.
8252 2001-07-20 Richard Henderson <rth@redhat.com>
8254 * doc/rtl.texi (REG_DEAD): Update for current semantics.
8256 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
8257 insns to delete in the presence of cc0 in a jump insn.
8259 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8260 Jan Hubicka <jh@suse.cz>
8262 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
8263 of doing the change by hand.
8265 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8267 * rtlanal.c (set_noop_p): Return true for noop jumps.
8269 * expr.c (emit_single_push_insn): Add call to push expander.
8270 * expr.h (optab_index): Add OTI_push
8271 (push_optab): New constant.
8272 * genopinit.c (optabs): Add push_optab.
8273 * optabs.c (init_optab): Init push optab.
8274 * md.texi (push??1): Document
8276 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8278 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
8279 expand to emit the pattern; put a REG_INC note for push/pop
8281 ("movdf", "movdf_internal"): Likewise.
8282 ("movsi", "movsi_internal"): Likewise.
8283 ("movsf", "movsf_internal"): Likewise.
8284 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
8286 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8288 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
8291 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
8293 * params.def: Change default max inline insns to 100.
8295 2001-07-20 Diego Novillo <dnovillo@redhat.com>
8297 * combine.c (combine_simplify_rtx): Generate a new shift operation
8298 when simplifying the first operand of a (neg (ashift)) expression.
8300 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
8302 * regclass.c (N_REG_INTS): Use only 32 bits per element.
8304 2001-07-20 Kelley Cook <kelley.cook@home.com>
8306 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
8307 information. Move rest into ...
8308 (*-*-solaris): ... here. Eliminate redundant information and
8309 reword necessary packages section. Delete 4.x assembler bug info.
8310 (sparc-sun-*): Merge into ...
8311 (sparc-sun-sunos*): here.
8313 2001-07-20 Catherine Moore <clm@redhat.com>
8315 * config/v850/v850.md (casesi): Generate LABEL_REF
8318 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
8320 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
8321 * i386.c (ix86_zero_extend_to_Pmode): Make global.
8322 * i386.md (strclrsi expander): Use it.
8324 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8326 * integrate.c (copy_insn_list): handle
8327 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
8328 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
8329 identically as to CODE_LABEL.
8331 * fold-const (fold): Convert A/B/C to A/(B*C) and
8334 * except.c (connect_post_landing_pads): Delete the RESX insns.
8336 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
8338 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
8340 * config/mips/mips.md (nmadd/nmsub): Use macro.
8342 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
8344 * cppinit.c (remove_dup_dir): Make static.
8345 (remove_dup_dirs): Make static. Only warn about preempting a
8346 system directory with a non-system directory.
8348 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8350 * ifcvt.c (noce_try_store_flag_constants): Correct order
8351 of parameters to trunc_int_for_mode.
8353 2001-07-19 Mark Mitchell <mark@codesourcery.com>
8355 * reorg.c (fill_simple_delay_slots): If an instruction might throw
8356 an exception that will be caught within this function, do not fill
8357 its delay slot with any subsequent instruction.
8359 2001-07-19 Steve Ellcey <sje@cup.hp.com>
8361 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
8362 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
8363 pointer extension instruction.
8364 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
8365 * simplify-rtx.c (simplify_unary_operation) Likewise.
8366 * explow.c (convert_memory_address) Check value of
8367 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
8369 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
8370 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
8371 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
8372 Add Multilib Support.
8373 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
8374 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
8375 Add Multilib Support.
8376 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
8378 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
8379 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
8380 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
8382 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
8384 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
8385 old and new operands in `<', `3' and `b'.
8387 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8389 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
8390 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
8391 (toplev.o): Don't depend on xcoffout.h.
8392 * c-decl.c: Include debug.h
8393 (duplicate_decls): Use debug hook.
8394 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
8395 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8396 (dbxout_types): Remove.
8397 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
8398 * debug.c (do_nothing_debug_hooks): Update.
8399 (debug_true_tree, debug_nothing_rtx): New.
8400 * debug.h (struct rtx_def): New.
8401 (struct gcc_debug_hooks): New hooks ignore_block,
8402 outlining_inline_function and label.
8403 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
8404 dwarf2out_frame_finish): New.
8405 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
8406 Make static, update prototype.
8407 (dwarf2_debug_hooks): Update.
8408 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
8409 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
8410 * dwarfout.c (dwarf_debug_hooks): Update.
8411 * emit-rtl.c: Include debug.h.
8412 (remove_unnecessary_notes): Use debug hook.
8413 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
8414 (final_scan_insn): Use debug hook.
8415 * integrate.c (output_inline_function): Use debug hook.
8416 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
8417 (sdb_debug_hooks): Update.
8418 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
8419 * toplev.c: Don't include xcoffout.h.
8420 (note_outlining_of_inline_function, debug_ignore_block): Remove.
8421 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
8423 * tree.h (dwarf2out_do_frame): Remove.
8425 2001-07-19 Catherine Moore <clm@cygnus.com>
8427 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
8429 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8431 * reload1.c (eliminate_regs_in_insn): When updating a set
8432 to the frame pointer to the hardware frame pointer, perform
8433 the update always not just when REPLACE is set.
8435 * reload1.c (choose_reload_regs): Don't inherit a reload
8436 that crosses multiple registers if registers past the first
8437 don't fit in the desired class.
8439 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
8440 when negating constants.
8442 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
8444 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
8445 * doc/tree.texi: Ditto.
8447 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
8448 Jakub Jelinek <jakub@redhat.com>
8450 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
8451 (extract_cie_info): Handle "eh" augmentation properly,
8453 (struct frame_state, __frame_state_for): New.
8455 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8457 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
8458 HANDLE_SYSV_PRAGMA): Define.
8459 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
8461 (copy_object): Caller changed.
8463 2001-07-19 Andreas Schwab <schwab@suse.de>
8465 * configure.in (assembler dwarf2 debug_line support): Define nop
8467 * configure: Regenerated.
8469 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8471 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
8473 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
8474 to conditionally compiled block.
8475 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8476 * dbxout.h (dbxout_function): Remove.
8477 * debug.c (do_nothing_debug_hooks): Update.
8478 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
8479 global_decl, deferred_inline_function.
8480 * dwarf2out.c (dwarf2_debug_hooks): Update.
8481 (dwarf2out_global_decl): New.
8482 * dwarfout.c: Don't include dwarfout.h.
8483 (dwarfout_global_decl, dwarfout_function_decl,
8484 dwarfout_deferred_inline_function): New.
8485 (dwarf_debug_hooks): Update.
8486 * dwarfout.h: Remove.
8487 * final.c: Don't include dwarfout.h.
8488 * sdbout.c (sdbout_global_decl): New.
8489 (sdbout_debug_hooks): Update.
8490 * toplev.c: Don't include dwarfout.h.
8491 (check_global_declarations, rest_of_compilation): Use new debug hooks.
8492 (note_deferral_of_defined_inline_function): Remove.
8493 * toplev.h (note_deferral_of_defined_inline_function): Remove.
8494 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
8495 * ch/lex.c: Don't include dwarfout.h.
8496 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
8497 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
8498 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
8499 * cp/optimize.c: Include debug.h.
8500 (maybe_clone_body): Use debug hook.
8501 * cp/semantics.c: Include debug.h.
8502 (expand_body): Use debug hook.
8503 * po/POTFILES.in: Remove dwarfout.h.
8505 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8507 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
8508 * c-parse.in (yyerror, _yylex): Similarly.
8509 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
8510 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
8512 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
8513 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
8515 2001-07-18 Jeff Sturm <jsturm@one-point.com>
8517 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
8518 in-class declaration at -g1. Fixes c++/2814.
8520 2001-07-18 Richard Henderson <rth@redhat.com>
8522 * doc/md.texi (reload_in/out): Document restrictions in predicates
8523 and constraints for these patterns. Document empty string matching
8526 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8528 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
8530 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8532 * cse.c: Undo my previous patch.
8534 2001-07-18 Tom Tromey <tromey@redhat.com>
8537 * configure: Rebuilt.
8538 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
8540 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
8542 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
8543 Jan Hubicka <jh@suse.cz>
8545 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
8546 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
8547 * jump.c (mark_jump_label): Do not forward branches.
8549 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
8551 * cse.c (delete_trivially_dead_insns): Delete the libcall block
8552 when return value is unused.
8554 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8556 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
8558 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
8560 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
8561 on error. We can't blindly return the result of
8562 pthread_mutex_trylock because it returns a positive number on
8563 error, while we must return -1 on error.
8564 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
8566 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
8568 2001-07-18 Andreas Jaeger <aj@suse.de>
8570 * integrate.c (output_inline_function): Correct type of debug_hooks.
8572 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
8574 * combine.c (combine_simplify_rtx): DIV can be treated
8575 associatively for floats if unsafe math optimisations are enabled.
8577 2001-07-17 Richard Henderson <rth@redhat.com>
8579 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
8581 2001-07-17 Richard Henderson <rth@redhat.com>
8583 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
8584 don't force the function address into a register.
8585 (expand_call, emit_library_call_value_1): Update callers.
8586 * builtins.c (expand_builtin_apply): Likewise.
8587 * expr.h (prepare_call_address): Update decl.
8589 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
8591 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
8593 * config/i386/chorus.h: Move up.
8594 * config/sparc/chorus.h: Likewise.
8595 * config/rs6000/chorus.h: Likewise.
8596 * config/chorus.h: Moved here.
8598 2001-07-17 Andreas Schwab <schwab@suse.de>
8600 * configure.in (assembler eh_frame optimization): Handle big
8602 * configure: Regenerated.
8604 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
8606 * expr.c (epxand_expr): Convert divisions into multiplications by
8607 reciprocals if -ffast-math.
8609 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
8611 * dbxout.c (dbxout_really_begin_function): Rename to
8612 dbxout_begin_function.
8613 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8614 (dbxout_begin_function): Remove.
8615 (dbxout_function): Update.
8616 (dbxout_source_line): Update prototype.
8617 * dbxout.h (dbxout_begin_function): Remove.
8618 * debug.c (do_nothing_debug_hooks): Update.
8619 (debug_nothing_tree): Update.
8620 (debug_nothing_charstar_rtx): Remove.
8621 * debug.h (union tree_node): Declare.
8622 (struct rtx_def): Remove.
8623 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
8624 begin_function. Change source_line prototype.
8625 (debug_nothing_tree): New.
8626 (debug_nothing_charstar_rtx): Delete.
8627 (dwarf2out_begin_prologue): Moved from ...
8629 * dwarf2out.c (dwarf2_debug_hooks): Update.
8630 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
8631 debug info, call dwarf2out_source_line.
8632 (dwarf2out_souce_line): Update prototype.
8633 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
8634 Change prototype, make static.
8635 (dwarfout_source_line): Update prototype.
8636 (dwarf_debug_hooks): Update.
8637 * dwarfout.h (dwarfout_begin_function): Remove.
8638 * final.c (final_start_function, final_scan_insn): Use appropriate
8639 debug hooks, update to use notice_source_line.
8640 (output_source_line): Rename notice_source_line. Don't call the
8641 source_line debug hook.
8642 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
8643 make static, update prototype.
8644 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
8646 (sdbout_end_prologue): New.
8647 (sdbout_source_line): Update prototype.
8648 (sdbout_debug_hooks): Update.
8649 (sdbout_symbol): Remove unused var.
8650 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
8652 * varasm.c: Include debug.h.
8653 (assemble_start_function): Use begin_function debug_hook.
8654 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8655 update with prototype.
8656 (xcoffout_source_line): Update prototype.
8657 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8659 (xcoffout_source_line): Update prototype.
8661 2001-07-17 Richard Henderson <rth@redhat.com>
8663 * c-typeck.c (build_binary_op): Do not shorten unsigned
8664 right shift after sign extension.
8666 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
8668 * combine.c (combine_simplify_rtx): Attempt to simplify
8669 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
8671 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
8672 (simplify_binary_operation, simplify_unary_operation,
8673 simplify_relational_operation): Use it.
8675 * combine.c (combine_simplify_rtx): Don't do associative law
8676 on divisions; allow associative law on floats.
8678 2001-07-17 H.J. Lu <hjl@gnu.org>
8679 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8681 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
8682 ASM_OUTPUT_WEAK_ALIAS are defined.
8683 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
8684 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
8686 * config/mips/iris5.h: ... here.
8687 (HANDLE_SYSV_PRAGMA): Defined as 1.
8688 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
8689 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
8692 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
8694 * c-parse.in (all_prefix_attributes): New variable.
8695 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
8696 (maybe_resetattrs): New production.
8697 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
8698 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
8699 notype_initdcl, nested_function, notype_nested_function,
8700 component_decl, components, components_notype,
8701 component_declarator, component_notype_declarator,
8702 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
8703 ivars, mydecl, myparm): Update. Avoid prefix attributes just
8704 after a comma being applied to more than one declarator.
8705 * doc/extend.texi (Attribute Syntax): Update. Remove
8706 documentation of bugs that are no longer present.
8708 2001-07-13 Eric Christopher <echristo@redhat.com>
8710 * config/mips/mips.h: Change TUNE_MIPS* options to use
8712 (EXTRA_SPECS): Add cc1_cpu_spec.
8713 * config/mips/mips.md (muldf3): Fix typo.
8715 2001-07-16 Richard Henderson <rth@redhat.com>
8717 * config/m68k/m68k.c: Include expr.h and reload.h.
8718 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
8719 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
8721 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8722 Richard Henderson <rth@redhat.com>
8724 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
8725 (insn_live_p): Fix fall off end of function.
8726 (dead_libcall_p): Remove COUNTS argument; update callers.
8727 (delete_trivially_dead_insns): Remove unused variables.
8729 2001-07-17 Andreas Jaeger <aj@suse.de>
8731 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
8734 * lcm.c (optimize_mode_switching): Avoid warning for unused
8735 variable if !NORMAL_MODE.
8737 * flow.c (try_crossjump_to_edge): Remove unused variable.
8739 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8741 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
8742 atexit declaration in stdlib.h.
8744 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
8746 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
8748 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8750 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
8751 * except.c (finish_eh_generation): Update call of cleanup_cfg;
8752 do rebuild_jump_labels instead of jump_optimize
8753 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
8754 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
8755 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
8757 * flow.c: Include timevar.h
8758 (find_basic_block): Push/pop timevar;
8759 (cleanup_cfg): Likewise.
8760 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
8761 * Makefile: Add dependencies on timevar.h
8763 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
8764 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
8766 * rtl.h (delete_trivially_dead_insns): Add new parameter.
8767 * toplev.c (rest_of_compilation): Update calls.
8768 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
8769 (delete_trivially_dead_insns): ... here; accept new argument
8770 preserve_basic_blocks; preserve basic blocks if set.
8772 * reg-stack.c (stack_regs_mentioned): Return 0 if
8773 stack_regs_mentioned_data is not initialized.
8774 (reg_to_stack): Make stack_regs_mentioned survive after the
8775 reg-stack is completted; do not call cleanup_cfg.
8776 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
8777 make cleanup_cfg after bb-reorder to output to debug file.
8779 2001-07-16 Richard Henderson <rth@redhat.com>
8781 * regclass.c (init_reg_sets): Use only 32 bits per initializer
8782 from int_reg_class_contents.
8784 2001-07-16 Richard Henderson <rth@redhat.com>
8786 * hard-reg-set.h (regs_invalidated_by_call): Declare.
8787 * regclass.c (regs_invalidated_by_call): Move from cse.c.
8788 (init_reg_sets_1): Move initialization from cse_main.
8789 * cse.c (regs_invalidated_by_call): Move to regclass.c.
8790 (cse_main): Move its initialization also.
8791 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
8792 * flow.c (propagate_one_insn): Likewise.
8793 * gcse.c (compute_hash_table): Likewise.
8794 (compute_kill_rd, compute_store_table): Likewise.
8795 * sched-deps.c (sched_analyze_1): Likewise.
8797 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
8799 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
8802 2001-07-16 Steve Ellcey <sje@cup.hp.com>
8804 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
8805 in if statement so we don't access undefined memory.
8807 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8809 * gcse.c: Update comment at top.
8810 Update comment on mem handling.
8811 mem_last_set, mem_first_set, mem_set_in_block: gone.
8812 Declaration of reg_set_info: gone.
8813 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
8814 pointless with load_killed_in_block_p (they are *more*
8815 conservative then it, not less, and less accurate).
8816 (oprs_not_set_p): Ditto.
8817 (alloc_gcse_mem): Don't allocate mem_set_in_block
8818 (free_gcse_mem): Don't free it, either.
8819 (record_last_mem_set_info): Update comment in front, remove
8820 mem_*set_* stuff. Note the reason we don't handle stores directly
8822 (compute_hash_table): Update comments to reflect reality. Remove
8823 mem_*set_* references.
8824 (reset_opr_set_tables): Remove mem_*set_* references.
8826 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
8827 (mark_clobber): Ditto (on both parts, we double set here too).
8828 (expr_killed_p): Remove mem_set_in_block test.
8829 (compute_transp): Remove mem_set_in_block test.
8831 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
8832 of edge, and removal of phi alternative to dump file.
8833 (ssa_ccp_substitute_constants): Add note about register now being
8834 constant, and which uses were replaced in what insns to dump file.
8836 2001-07-16 Andreas Jaeger <aj@suse.de>
8838 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
8839 variables of type HOST_WIDEST_INT.
8841 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
8842 (__bb_exit_func): Correct type of count_max to avoid overflow.
8843 (num_digits): Handle long long argument.
8845 * combine.c (gen_lowpart_for_combine): Remove unused variable.
8847 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8849 * output.h (sdb_begin_function_line): Restore as an extern
8851 * sdbout.c (sdb_begin_function_line): Make extern.
8853 2001-07-15 Richard Henderson <rth@redhat.com>
8855 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
8856 * genrecog.c (maybe_both_true_mode): New.
8857 (maybe_both_true_2): Use it.
8858 (write_switch): Don't put Pmode in a switch.
8859 * rtl.c (mode arrays): Don't explicitly size them.
8861 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8863 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
8864 handling; move unconditional splitting before mode switching.
8866 * i386.md (type): Add fistp type.
8867 (i387, length_attr, scheduling definitions): Handle this type.
8868 (fix_trunc?f?i2): Revamp to use mode switching.
8869 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
8870 * i386.h (fp_cw_mode): New enum
8871 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
8872 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
8874 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8876 * Makefile.in (integrate.o): Add debug.h.
8877 * integrate.c (debug.h): Add.
8878 (output_inline_function): Save, reset, and restore debug_hooks.
8880 2001-07-15 Richard Henderson <rth@redhat.com>
8882 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
8883 instead of COMPARE for the EQUIV expression.
8885 2001-07-15 Richard Henderson <rth@redhat.com>
8887 * flow.c (redirect_edge_and_branch_force): Initialize
8888 global_live_at_start and global_live_at_end.
8889 (allocate_bb_life_data): Export.
8890 * basic-block.h (allocate_bb_life_data): Declare.
8891 * toplev.c (rest_of_compilation): Call it.
8893 2001-07-15 Richard Henderson <rth@redhat.com>
8895 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
8896 (alpha_tablejump_best_label): New.
8897 * config/alpha/alpha-protos.h: Declare them.
8898 * config/alpha/alpha.md: Use braced strings for code blocks.
8899 (tablejump_osf): Break out add with r29.
8900 (tablejump_osf_internal): Remove.
8901 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
8902 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
8904 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8906 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
8909 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
8911 * i386-protos.h (ix86_split_fp_branch): Update prototype.
8912 (ix86_fp_jump_nontrivial_p): New.
8913 * i386.md (fp_jcc_?): Update call of split_fp_branch;
8914 use ix86_fp_jump_nontrivial_p.
8915 * i386.c (ix86_fp_jump_nontrivial_p): New.
8916 (ix86_split_fp_branch): Accept code instead of rtx.
8917 (ix86_expand_compare): Expand comparison early in case
8918 doing so is resonably cheap.
8920 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
8922 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
8924 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
8925 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
8927 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
8929 * dbxout.c (dbxout_source_line): Make static, update prototype.
8930 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
8931 (dbxout_init, dbxout_finish, dbxout_source_line,
8932 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
8933 * dbxout.h (dbxout_source_line): Delete.
8934 * debug.c (debug_nothing_file, debug_nothing_file_int,
8935 debug_nothing_file_charstar_rtx): New.
8936 (do_nothing_debug_hooks): Update.
8937 (debug_nothing_void, debug_nothing_charstar_rtx,
8938 dwarf2out_end_epilogue): New.
8939 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8940 * debug.h (struct rtx_def): Declare.
8941 (gcc_debug_hooks): New hooks source_line, end_epilogue
8943 (debug_nothing_void, debug_nothing_charstar_rtx,
8944 dwarf2out_end_epilogue): New.
8945 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8946 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
8947 (dwarf2_debug_hooks): Update.
8948 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
8949 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
8950 * dwarf2out.h (dwarf2out_source_line): Remove.
8951 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
8952 Make static, update prototype.
8953 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
8954 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
8955 (dwarf_debug_hooks): Update.
8956 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
8957 dwarfout_end_function): Remove.
8958 * final.c (profile_function): Use debug hooks for ending functions
8960 (output_source_line, final_end_function): Update prototype,
8962 (final_start_function, final_scan_insn): Update.
8963 * output.h (sdb_begin_function_line): Remove.
8964 (final_end_function): Update prototype.
8965 * sdbout.c (sdb_begin_function_line): Make static.
8966 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
8967 (sdbout_source_line): New.
8968 (sdbout_end_epilogue, sdbout_end_function): Make static, update
8970 (sdb_debug_hooks): Update.
8971 (sdbout_init, sdbout_source_line,
8972 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
8973 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
8974 * toplev.c (compile_file, rest_of_compilation): Update.
8975 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
8976 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
8977 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
8978 Update for prototype changes.
8979 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
8980 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
8982 2001-07-15 Richard Henderson <rth@redhat.com>
8984 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
8985 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
8986 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
8987 * config/alpha/alpha.c: Likewise.
8988 * config/alpha/alpha.md: Likewise.
8989 * config/alpha/alpha32.h: Likewise.
8990 * config/alpha/vms.h: Likewise.
8993 2001-07-14 Richard Henderson <rth@redhat.com>
8995 * config/alpha/alpha.md: Use define_constants for unspec values.
8996 Substitute throughout.
8998 2001-07-14 Tim Josling <tej@melbpc.org.au>
9000 * tree.def (EXPON_EXPR) remove. Never supported anyway.
9002 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
9004 * pa.md: Remove unused constraints from define_split's.
9006 2001-04-14 Richard Henderson <rth@redhat.com>
9008 * ifcvt.c (find_cond_trap): Test for exit block.
9010 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
9012 Re-install recently reverted patch.
9013 * emit-rtl.c (try_split): Update mark_jump_label call.
9014 * flow.c (find_sub_basic_blocks): Likewise.
9015 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
9017 (mark_all_labels): Kill second parameter.
9018 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
9019 (rebuild_jump_labels, jump_optimize_minimal): Update call
9021 (jump_optimize_1): Kill crossjumping code.
9022 (mark_jump_label): Kill cross_jump parameter.
9023 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
9024 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
9025 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
9027 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
9029 (dump_file_info): Likewise.
9030 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
9031 reorganize passes to do reg-stack first, bb-reorder second.
9032 * invoke.texi (-d letters doc): Remove the jump2 pass.
9034 2001-07-14 Richard Henderson <rth@redhat.com>
9036 * ifcvt.c (find_cond_trap): New.
9037 (find_if_header): Call it.
9038 (merge_if_block): Relax existing jump sanity check.
9039 * jump.c (jump_optimize_1): Remove conditional trap handling.
9041 2001-07-14 Alan Modra <amodra@bigpond.net.au>
9043 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
9045 (insn_refs_are_delayed): Correct comment.
9046 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
9047 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
9048 instead of r31. Make associated insn !TARGET_64BIT, and
9049 provide an additional 64-bit insn that clobbers r2.
9051 (udivsi3): Likewise.
9053 (umodsi3): Likewise.
9055 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
9057 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
9059 * flow.c (redirect_edge_and_branch_force, split_edge,
9060 try_crossjump_to_edge): Use set_block_for_new_insns.
9061 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
9063 2001-07-13 H.J. Lu (hjl@gnu.org)
9065 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
9068 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
9070 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
9072 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
9074 * c-common.c (decl_attributes): Take a pointer to the node to
9075 which attributes are to be attached, and a flags argument.
9076 * c-common.h (enum attribute_flags): New.
9077 (decl_attributes): Update prototype.
9078 * c-decl.c (start_decl, push_parm_decl, finish_struct,
9079 finish_enum, start_function): Update calls to decl_attributes.
9080 * c-parse.in (component_declarator, component_notype_declarator,
9081 label): Update calls to decl_attributes.
9083 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
9085 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
9086 * config/avr/avr.c (legitimate_address_p): Return value changed
9087 from letter to register classes. For better debugging.
9089 2001-07-13 Kazu Hirata <kazu@hxi.com>
9091 * jump.c (reversed_comparison_code_parts): Fix comment typos.
9093 2001-07-13 H.J. Lu (hjl@gnu.org)
9095 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
9097 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
9099 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
9100 correctly for shared configurations.
9101 * config/t-libgcc-pic: New.
9102 * config/{i386,m68k,sparc}/t-openbsd: New.
9103 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
9104 Support -shared. Support debugging libraries with -g.
9105 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
9106 frame information does not emit pointer diffs.
9107 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
9110 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
9112 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
9114 2001-07-13 David Edelsohn <edelsohn@gnu.org>
9116 * combine.c (try_combine): Ensure const_int pow2 is positive.
9118 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
9120 * config.gcc: Add configuration for s/390.
9121 * config/s390/s390.c: New. Subroutines for code generation.
9122 * config/s390/s390.h: New. Definitions for s/390.
9123 * config/s390/s390-protos.h: New. Prototypes.
9124 * config/s390/linux.h: New. Definitions for linux for s/390.
9125 * config/s390/linux64.h: New. Definitions for linux for zSeries.
9126 * config/s390/t-linux: New. Makefile fragment.
9127 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
9128 * config/s390/fixdfdi.h: New. Fix L_fix*di.
9130 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
9132 * emit-rtl.c (try_split): Update mark_jump_label call.
9133 * flow.c (find_sub_basic_blocks): Likewise.
9134 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
9136 (mark_all_labels): Kill second parameter.
9137 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
9138 (rebuild_jump_labels, jump_optimize_minimal): Update call
9140 (jump_optimize_1): Kill crossjumping code.
9141 (mark_jump_label): Kill cross_jump parameter.
9142 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
9143 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
9144 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
9146 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
9148 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
9149 reorganize passes to do reg-stack first, bb-reorder second.
9150 * invoke.texi (-d letters doc): Remove the jump2 pass.
9152 2001-07-12 Steve Ellcey <sje@cup.hp.com>
9154 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
9156 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9158 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
9160 (verify_flow_info): Make diagnostics prettier.
9162 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9164 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
9166 * flow.c (outgoing_edges_match): Return early if condition reversal
9169 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
9171 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
9172 (mips_move_2words): When splitting a move into two instructions,
9173 prefix the second address operand with '%D'.
9175 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
9177 * Makefile.in (final.o): Depend on debug.h.
9178 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
9179 (dbx_debug_hooks): Add new hooks.
9180 (xcoff_debug_hooks): New.
9181 * debug.c (debug_nothing_file_int_int): New.
9182 (do_nothing_debug_hooks): Update.
9183 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
9184 (debug_nothing_file_int_int): New.
9185 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
9186 static, update prototype.
9187 (dwarf2_debug_hooks): Update.
9188 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
9189 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
9190 static, update prototype.
9191 (dwarf_debug_hooks): Update.
9192 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
9193 * final.c: Include debug.h.
9194 (final_scan_insn): Use debug hooks when beginning and ending blocks.
9195 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
9196 static, update prototype.
9197 (sdb_debug_hooks): Update.
9198 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
9199 * toplev.c: Distinguish between xcoff and dbx.
9201 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
9202 Call all debug hooks, not just dwarf ones.
9204 2001-07-11 Timothy Wall <twall@redhat.com>
9206 * config.gcc: Add configuration for AIX5/IA64.
9207 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
9208 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
9209 support prefix/suffix code.
9210 * config/ia64/t-aix: New. Makefile fragment.
9211 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
9213 2001-07-11 Kazu Hirata <kazu@hxi.com>
9215 * recog.c (validate_change): Fix a comment typo.
9217 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
9219 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
9220 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
9222 * dbxout.c (dbx_debug_hooks): Add new hooks.
9223 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
9225 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
9227 * dbxout.h (dbxout_start_new_source_file,
9228 dbxout_resume_previous_source_file): Delete.
9229 * debug.c (do_nothing_debug_hooks): Add new hooks.
9230 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9231 (debug_nothing_int_charstar, debug_nothing_int): New.
9232 * debug.h (gcc_debug_hooks): New hooks define, undef,
9233 start_source_file and end_source_file.
9234 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9235 (debug_nothing_int_charstar, debug_nothing_int): New.
9236 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
9237 the conditionally compiled section.
9238 (dwarf2out_start_source_file, dwarf2out_end_source_file,
9239 dwarf2out_define, dwarf2out_undef): Make static.
9240 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
9241 dwarf2out_define, dwarf2out_undef): Remove.
9242 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
9243 (dwarfout_start_source_file, dwarfout_end_source_file,
9244 dwarfout_define, dwarfout_undef): Make static.
9245 (dwarfout_start_source_file_check,
9246 dwarfout_end_source_file_check): New.
9247 (dwarfout_define, dwarfout_finish): Update.
9248 * dwarfout.h (dwarfout_start_new_source_file,
9249 dwarfout_resume_previous_source_file, dwarfout_define,
9250 dwarfout_undef): Remove.
9251 * sdbout.c (sdb_debug_hooks): Add new hooks.
9252 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
9254 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
9255 make static, take an arg.
9256 * sdbout.h (sdbout_start_new_source_file,
9257 sdbout_resume_previous_source_file): Delete.
9258 * toplev.c (debug_start_source_file, debug_end_source_file,
9259 debug_define, debug_undef): Delete.
9260 * toplev.h (debug_start_source_file, debug_end_source_file,
9261 debug_define, debug_undef): Delete.
9263 * java/jcf-parse.c: Include debug.h.
9264 (parse_class_file): Update to use debug hooks directly.
9265 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
9267 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9269 * alias.c (set_mem_alias_set): New function.
9270 * rtl.h (set_mem_alias_set): Declare it.
9271 * builtins.c (expand_builtin_return_addr): Call it instead of
9272 using MEM_ALIAS_SET accessor.
9273 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
9274 (get_memory_rtx, expand_builtin_va_arg): Likewise.
9275 (expand_builtin_va_copy):Likewise.
9276 * caller-save.c (setup_save_areas): Likewise.
9277 * calls.c (compute_argument_addresses): Likewise.
9278 * explow.c (set_mem_attributes): Likewise.
9279 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
9280 (expand_assignment, store_constructor_field, store_field): Likewise.
9281 (expand_expr_unaligned): Likewise.
9282 * function.c (assign_stack_temp_for_type): Likewise.
9283 (put_reg_into_stack, gen_mem_addressof): Likewise.
9284 * ifcvt.c (noce_try_cmove_arith): Likewise.
9285 * reload1.c (reload, alter_reg): Likewise.
9286 * config/alpha/alpha.c (get_aligned_mem): Likewise.
9287 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
9288 (alpha_expand_unaligned_store): Likewise
9289 (alpha_expand_unaligned_load_words): Likewise.
9290 (alpha_expand_unaligned_store_words): Likewise.
9291 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
9292 (alpha_expand_epilogue): Likewise.
9293 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
9294 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
9295 * config/i386/i386.c (legitimize_pic_address): Likewise.
9296 * config/i960/i960.c (setup_incoming_varargs): Likewise.
9297 * config/ia64/ia64.c (spill_restore_mem): Likewise.
9298 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
9299 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
9300 * config/mips/mips.c (mips_va_arg): Likewise.
9301 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9302 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
9303 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9304 (setup_incoming_varargs, rs6000_va_arg): Likewise.
9305 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
9306 (rs6000_emit_epilogue): Likewise.
9307 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
9308 * config/sparc/sparc.c (sparc_va_arg): Likewise.
9309 * config/v850/v850.c (v850_va_arg): Likewise.
9311 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
9313 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
9314 when fallthru edge is present.
9315 (mege_blocks): Handle case where creation of jump insn
9318 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
9319 CLEANUP_POST_REGSTACK): New constants.
9320 * except.c (finish_eh_generation): Update call of cleanup_cfg,
9321 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
9322 * output.h (cleanup_cfg): Update prototype.
9323 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
9324 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
9325 cleanup_cfg call; kill missleading comment.
9326 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
9327 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
9328 parameter; control optimizations performed using it.
9329 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
9330 try_crossjump_bb): New functions.
9332 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9334 * pa.c (pa_output_function_prologue): Delete prototype. Make function
9336 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
9337 pa_output_function_prologue.
9338 * pa-protos.h (pa_output_function_prologue): New prototype.
9340 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9342 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
9343 and low to get correct sign extension in low+high test.
9345 2001-07-11 Janis Johnson <janis@us.ibm.com>
9347 * gcov.c (arcdata): Use gcov_type to fix branch percentage
9348 for large hit count.
9350 * profile.c (branch_prob): Fix .bbg info for computed gotos
9353 2001-07-11 Mark Mitchell <mark@codesourcery.com>
9355 * stmt.c (parse_output_constraint): New function, split out
9357 (expand_asm_operands): ... here. Use parse_output_constraint.
9358 * tree.h (parse_output_constraint): Declare it.
9360 2001-07-11 Richard Henderson <rth@redhat.com>
9362 * bitmap.c: Comment some functions; fiddle whitespace.
9363 (bitmap_free): Don't export.
9364 (bitmap_element_allocate): Use memset.
9365 * bitmap.h (bitmap_free): Don't declare.
9367 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
9369 * gcse.c, lcm.c, sched-deps.c:
9370 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
9372 * flow.c (flow_loops_find): Free dom if we found no loops, since
9373 we aren't going to save it.
9375 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
9378 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
9380 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
9382 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9384 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
9385 #ifndef DWARF2_DEBUGGING_INFO.
9387 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9389 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
9391 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9393 * config/mips/mips.c (gen_int_relational): Tell the caller not to
9394 reverse a branch if a NE comparison is implemented with GTU.
9396 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9397 H.J. Lu <hjl@gnu.org>
9399 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
9401 (call_internal2): Likewise.
9402 (call_value_internal1): Likewise.
9403 (call_value_internal2): Likewise.
9404 (call_value_multiple_internal1): Likewise.
9405 (call_value_multiple_internal2): Likewise.
9407 2001-07-10 Kazu Hirata <kazu@hxi.com>
9409 * calls.c (emit_library_call_value_1): Fix a comment typo.
9410 * dwarf2out.c (mem_loc_descriptor): Likewise.
9411 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
9413 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
9415 * simplify-rtx.c (simplify_subreg): Fix typo in comment
9417 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9419 * recog.c (offsettable_address_p): Handle LO_SUM case.
9420 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
9421 instead of plus_constant.
9423 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9425 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
9426 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
9428 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9430 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
9431 adjust_address_nv instead of plus_constant.
9433 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
9435 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
9436 dwarf2out.o): Depend on debug.h, wrap long lines.
9437 * dbxout.c: Include debug.h.
9438 (dbx_debug_hooks): New.
9439 (dbxout_init): Make static, take just 2 args.
9440 (dbxout_finish): Make static.
9441 * dbxout.h (dbxout_init, dbxout_finish): Delete.
9442 * debug.c: New file.
9443 * debug.h: New file.
9444 * dwarf2out.c: Include debug.h.
9445 (dwarf2_debug_hooks): New.
9446 (dwarf2out_init): Make static.
9447 (dwarf2out_finish): Make static, take 2 args.
9448 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
9449 * dwarfout.c: Include debug.h.
9450 (dwarf_debug_hooks): New.
9451 (dwarfout_init): Make static.
9452 (dwarfout_finish): Make static, take 2 args.
9453 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
9454 * sdbout.c: Include debug.h.
9455 (sdb_debug_hooks): New.
9456 (sdbout_init): Make static, take 2 args.
9457 * sdbout.h (sdbout_init): Delete.
9458 * toplev.c: Include debug.h.
9460 (compile_file): Set deubg_hooks based on command line options.
9461 Use the hooks unconditionally rather than conditional compilation.
9463 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
9465 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
9466 first_insn_after_basic_block_note instead.
9468 * df.c (df_bb_refs_unlink): #if 0 out for now.
9470 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
9472 * ssa.h: Add prototype for ssa_const_prop
9473 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
9474 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
9475 (ssa_fast_dce): Remove unused variable
9477 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9479 * diagnostic.c (finish_diagnostic): Rename to
9480 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
9483 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
9485 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
9488 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
9489 (dump_file): Only pad the demangled name with spaces if the
9490 mangled name was padded with spaces.
9492 2001-07-10 Bernd Schmidt <bernds@redhat.com>
9494 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
9497 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9499 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
9500 extraction if no direct load if either EXPAND_CONST_ADDRESS or
9503 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
9504 whether can put offset inside LO_SUM to check mode alignment, not size.
9506 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9508 * doc/tm.texi (Misc): Fix thinko.
9510 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
9512 * regmove.c (replace_in_call_usage): Fix warnings.
9513 * sched-deps.c (add_dependence): Fix warnings.
9514 * simplify-rtx.c (simplify_subreg): Likewise.
9515 Return NULL_RTX instead of NULL.
9517 * reg-stack.c (emit_swap_insn): Eliminate warnings.
9518 (subst_asm_stack_regs): Likewise.
9520 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
9523 * dwarf2out.c (output_call_frame_info): Declare i as int.
9524 (build_abbrev_table): Declare n_alloc as int.
9525 (dwarf2out_finish): Initialize die.
9526 * except.c: Declare sjlj_funcdef_number as unsigned.
9527 (connect_post_landing_pads): Declare j as unsigned.
9528 (convert_to_eh_region_ranges): Initialize call_site.
9529 (output_function_exception_table): Initialize tt_format_size.
9530 * expr.c (move_by_pieces_1): Initialize to1.
9531 (store_constructor): Initialize minelt and maxelt.
9532 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
9533 * function.c (instantiate_decls): Avoid signed/unsigned warning.
9535 * c-decl.c (combine_parm_decls): Unused, remove.
9536 * c-tree.h: Remove prototype for combine_parm_decls.
9538 * reload.c (push_reload): Fix warning.
9539 (regno_clobbered_p): Likewise.
9540 * reload1.c (replace_pseudos_in_call_usage): Likewise.
9541 (reload_combine): Likewise.
9543 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
9544 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
9546 * bitmap.c (bitmap_operation): Change user.
9547 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
9549 2001-07-10 Eric Christopher <echristo@redhat.com>
9551 * config/mips/mips.c (override_options): Fix typo.
9553 2001-07-09 Stan Shebs <shebs@apple.com>
9555 * target.h (struct gcc_target): New fields init_builtins and
9557 * target-def.h (TARGET_INIT_BUILTINS): New macro.
9558 (TARGET_EXPAND_BUILTIN): New macro.
9559 (TARGET_INITIALIZER): Add them.
9560 * builtins.c: Include target.h.
9561 (expand_builtin): Use targetm.expand_builtin.
9562 (default_init_builtins): New function.
9563 (default_expand_builtin): New function.
9564 * expr.h (default_init_builtins): Declare.
9565 (default_expand_builtin): Declare.
9566 * c-common.c (c_common_nodes_and_builtins): Use
9567 targetm.init_builtins.
9568 * defaults.h (MD_INIT_BUILTINS): Remove.
9569 * Makefile.in (builtins.o): Depend on target.h.
9571 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
9572 (TARGET_EXPAND_BUILTIN): Define.
9573 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
9574 (MD_EXPAND_BUILTIN): Remove.
9576 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
9577 (TARGET_EXPAND_BUILTIN): Define.
9578 (c4x_init_builtins): Make endlink arg a local.
9579 (c4x_print_operand): Fix typos in adjust_address usages.
9580 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
9581 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
9582 (MD_EXPAND_BUILTIN): Remove.
9584 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
9585 (TARGET_EXPAND_BUILTIN): Define.
9586 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
9587 (ix86_init_builtins): Call new function only if TARGET_MMX.
9588 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
9589 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
9590 (MD_EXPAND_BUILTIN): Remove.
9592 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
9593 (TARGET_EXPAND_BUILTIN): Define.
9594 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
9595 (MD_EXPAND_BUILTIN): Remove.
9597 * doc/tm.texi: Document these changes.
9599 2001-07-09 Diego Novillo <dnovillo@redhat.com>
9601 * basic-block.h (tree_node): Forward declare if needed.
9602 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
9603 (BLOCK_HEAD_TREE): Define.
9604 (BLOCK_END_TREE): Define.
9605 (struct loops): Rename field 'tree' to 'tree_root'.
9606 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
9608 (flow_loops_tree_build): Rename reference to field 'tree' to
9610 (flow_loops_level_compute): Ditto.
9611 * predict.c (estimate_bb_frequencies): Ditto.
9612 * tree.h (struct tree_common): Add field 'aux'.
9614 2001-07-09 Stan Shebs <shebs@apple.com>
9616 * config/darwin.c (darwin_encode_section_info): Don't mark any
9617 DECL_EXTERNAL node as defined.
9619 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9621 * pa.c (pa_init_machine_status, pa_mark_machine_status,
9622 pa_free_machine_status, hppa_init_pic_save): Delete.
9623 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
9624 (hppa_profile_hook): Use hppa_pic_save_rtx.
9625 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
9626 hppa_init_pic_save): Delete.
9627 (hppa_pic_save_rtx): Declare.
9628 * pa.md (call, call_value, sibcall, sibcall_value,
9629 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
9631 2001-07-09 Kazu Hirata <kazu@hxi.com>
9633 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
9634 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
9636 2001-07-09 Andreas Jaeger <aj@suse.de>
9638 * output.h: Add declaration of final_forward_branch_p.
9640 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
9642 * varray.c: Include errors.h for internal_error and trim_filename
9645 * Makefile.in (varray.o): Add errors.h.
9647 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
9649 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
9650 * optabs.c (have_add2_insn): Check whether the add insn chosen
9651 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
9652 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
9654 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
9656 * Makefile.in (OBJS): Add ssa-ccp.o
9657 (ssa-ccp.o): Add dependencies.
9658 * toplev.c (DFI_ssa_ccp): New dump file enum.
9659 (dump_file): Add entry for dumping after SSA CCP.
9660 (flag_ssa_ccp): New flag variable.
9661 (f_options): Add -fssa-ccp.
9662 (rest_of_compilation): Run SSA CCP if requested.
9663 * timevar.def (TV_SSA_CCP): New timevar.
9664 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
9665 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
9666 Fix minor typo in SSA DCE documentation.
9667 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
9668 Add documentation for new dump option. Renumber dump files
9671 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9673 * emit-rtl.c (gen_highpart_mode): New.
9674 * rtl.h (gen_highpart_mode): Declare.
9675 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
9676 operand can be VOIDmode constant.
9678 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
9680 * flow.c (redirect_edge_and_branch_force): New.
9681 (can_fallthru): Ensure that basic blocks are succeeding.
9682 (try_optimize_cfg): Do not delete basic block if it is the last one.
9684 * flow.c (try_redirect_by_replacing_jump): Do not remove
9685 jumps with side effects, unlink chain on fallthru edge;
9686 set block for new jump instruction; avoid basic block to
9687 over by line number note.
9689 * flow.c (try_simplify_condjump): Verify that the condjump
9690 is not always falling trought.
9693 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9695 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9696 (try_redirect_by_replacing_jump): Update properly the count
9697 and frequency information.
9699 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9701 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
9702 address that is a LO_SUM specially.
9703 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
9705 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
9707 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
9708 (operand_subword): Use them.
9709 (change_address_1): Renamed from change_address; new arg VALIDATE.
9710 * expr.h: Reflect above changes; change_address now macro.
9711 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
9713 * cselib.c (add_mem_for_addr): Likewise.
9714 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
9715 * regmove.c (try_apply_stack_adjustment): Likewise.
9716 * reload.c (push_reload, make_memloc): Likewise.
9717 * reload1.c (eliminate_regs): Likewise.
9718 * simplify-rtx.c (simplify_replace_rtx): Likewise.
9719 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
9721 * combine.c (make_extraction, simplify_shift_const): Likewise.
9722 (gen_lowpart_for_combine): Likewise.
9723 * cse.c (gen_lowpart_if_possible): Likewise.
9724 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
9725 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
9726 * optabs.c (gen_move_insn): Likewise.
9727 * reload1.c (alter_reg): Likewise.
9728 * simplify-rtx.c (simplify_subreg): Likewise.
9729 * stmt.c (expand_anon_union_decl): Likewise.
9730 * recog.c (validate_replace_rtx_1): Likewise.
9732 * Makefile.in (recog.o): Add $(EXPR_H).
9733 * explow.c (stabilize): Call replace_equiv_address.
9734 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
9735 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
9737 2001-07-03 Andrew Haley <aph@redhat.com>
9739 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
9740 the mode of the memory location.
9742 2001-07-09 Bo Thorsen <bo@suse.co.uk>
9744 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
9746 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
9748 * final.c (output_addr_const): Use target opening and
9749 closing parentheses.
9750 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
9751 defaults, add to TARGET_ASM_OUT.
9752 * target.h (struct gcc_target): Add open_paren and close_paren.
9753 * doc/md.texi: Update.
9754 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
9755 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
9756 TARGET_ASM_CLOSE_PAREN.
9757 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9759 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9761 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
9762 * config/a29k/a29k.h: Similarly.
9763 * config/alpha/alpha.h: Similarly.
9764 * config/arc/arc.h: Similarly.
9765 * config/arm/aof.h: Similarly.
9766 * config/arm/aout.h: Similarly.
9767 * config/avr/avr.h: Similarly.
9768 * config/c4x/c4x.h: Similarly.
9769 * config/clipper/clipper.h: Similarly.
9770 * config/convex/convex.h: Similarly.
9771 * config/d30v/d30v.h: Similarly.
9772 * config/dsp16xx/dsp16xx.h: Similarly.
9773 * config/elxsi/elxsi.h: Similarly.
9774 * config/fr30/fr30.h: Similarly.
9775 * config/h8300/h8300.h: Similarly.
9776 * config/i370/i370.h: Similarly.
9777 * config/i386/i386.h: Similarly.
9778 * config/i860/i860.h: Similarly.
9779 * config/i960/i960.h: Similarly.
9780 * config/ia64/ia64.h: Similarly.
9781 * config/m32r/m32r.h: Similarly.
9782 * config/m68hc11/m68hc11.h: Similarly.
9783 * config/m68k/m68k.h: Similarly.
9784 * config/m88k/m88k.h: Similarly.
9785 * config/mcore/mcore.h: Similarly.
9786 * config/mips/mips.h: Similarly.
9787 * config/mn10200/mn10200.h: Similarly.
9788 * config/mn10300/mn10300.h: Similarly.
9789 * config/ns32k/ns32k.h: Similarly.
9790 * config/pa/pa.h: Similarly.
9791 * config/pdp11/pdp11.h: Similarly.
9792 * config/pj/pj.h: Similarly.
9793 * config/romp/romp.h: Similarly.
9794 * config/rs6000/rs6000.h: Similarly.
9795 * config/sh/sh.h: Similarly.
9796 * config/sparc/sparc.h: Similarly.
9797 * config/v850/v850.h: Similarly.
9798 * config/vax/vax.h: Similarly.
9799 * config/we32k/we32k.h: Similarly.
9801 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
9803 * doc/c-tree.texi: Document representation of attributes.
9805 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9807 * doc/tm.texi: Update some places for the rename of target to
9810 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9812 * target.h (struct gcc_target): Add insert_attributes.
9813 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
9814 (TARGET_INITIALIZER): Update.
9815 * tree.c, tree.h (default_insert_attributes): New function.
9816 Update comments on other default functions to refer to targetm,
9818 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
9819 TARGET_INSERT_ATTRIBUTES.
9820 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
9821 * c-common.c (decl_attributes): Use targetm.insert_attributes.
9822 Don't use PRAGMA_INSERT_ATTRIBUTES.
9823 * Makefile.in (c-common.o): Depend on $(TARGET_H).
9824 * c-decl.c (start_decl, start_function): Don't call
9825 SET_DEFAULT_DECL_ATTRIBUTES.
9826 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9827 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
9829 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
9830 (c4x_check_attribute): Avoid modifying attribute list itself.
9831 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
9833 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
9834 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
9836 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
9837 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
9839 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9840 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
9842 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
9843 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
9844 Adjust parameters. Make static.
9846 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9848 * c-common.c (decl_attributes): Only take a single attributes
9850 * c-common.h (decl_attributes): Update prototype.
9851 * c-decl.c (start_decl, start_function): Only take a single
9852 attributes parameter. Update calls to decl_attributes.
9853 (finish_struct, finish_enum): Update calls to decl_attributes.
9854 (push_parm_decl): Expect unified list of attributes. Update call
9856 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
9857 notype_nested_function, component_declarator,
9858 component_notype_declarator, label): Update calls to
9860 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
9861 lists that are passed to push_parm_decl.
9862 * c-tree.h (start_function, start_decl): Update prototypes.
9863 * config/sh/sh-protos.h, config/sh/sh.c
9864 (sh_pragma_insert_attributes): Only take a single attributes
9866 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
9867 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
9868 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
9869 build_module_descriptor, generate_static_references,
9870 generate_strings, build_selector_translation_table,
9871 generate_descriptor_table, generate_protocols,
9872 generate_ivars_list, generate_dispatch_table,
9873 generate_protocol_list, generate_category,
9874 generate_shared_structures, really_start_method, add_objc_decls,
9875 generate_classref_translation_entry): Update calls to start_decl
9877 (build_tmp_function_decl, start_method_def): Unify attribute lists
9878 that are passed to push_parm_decl.
9880 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
9882 * final.c (no_asm_to_stream): New.
9883 (final_scan_insn): Use target structures for prologue ends
9884 and epilogue starts.
9885 * output.h (no_asm_to_stream): New.
9886 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
9887 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
9888 (TARGET_ASM_OUT): Update.
9889 * target.h (struct gcc_target): New members function_end_prologue
9890 and function_begin_epilogue.
9891 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
9892 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
9893 * config/alpha/alpha.c (output_end_prologue): Rename to
9894 alpha_output_function_end_prologue. Use in target struct
9896 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
9897 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
9898 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
9899 ia64_output_function_end_prologue. Use in target struct
9901 (ia64_function_prologue, ia64_funciton_epilogue): Rename
9902 mistyped prototypes.
9903 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
9904 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
9906 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
9907 an use in target struct, make static.
9908 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
9911 2001-07-08 Richard Henderson <rth@redhat.com>
9913 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
9915 2001-07-08 Richard Henderson <rth@redhat.com>
9917 * config/i386/i386.md: Remove constraints strings from define_split
9918 and define_peephole2 patterns.
9919 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
9920 (eh_return): Use them.
9922 2001-07-08 Richard Henderson <rth@redhat.com>
9924 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
9925 Document MD_FALLBACK_FRAME_STATE_FOR.
9927 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9929 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
9930 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
9932 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
9934 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
9936 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
9937 of the label inside NAME as opposed to just the end of NAME.
9939 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
9941 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
9942 * config/alpha/alpha.c (alpha_init_machine_status,
9943 alpha_mark_machine_status, alpha_free_machine_status): Delete.
9944 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
9945 (vms_valid_decl_attribute_p): Make static, conditionally compile.
9946 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
9948 2001-07-06 Stan Shebs <shebs@apple.com>
9950 * target.h (targetm): Rename global from "target", so as not to
9951 conflict with local variables.
9953 * c-typeck.c: Ditto.
9957 * cp/decl2.c: Ditto.
9958 * cp/typeck.c: Ditto.
9959 * 1750a/1750a.c: Ditto.
9960 * a29k/a29k.c: Ditto.
9964 * clipper/clipper.c: Ditto.
9965 * convex/convex.c: Ditto.
9966 * d30v/d30v.c: Ditto.
9967 * dsp16xx/dsp16xx.c: Ditto.
9968 * elxsi/elxsi.c: Ditto.
9969 * fr30/fr30.c: Ditto.
9970 * h8300/h8300.c: Ditto.
9971 * i370/i370.c: Ditto.
9972 * i386/i386.c: Ditto.
9973 * i860/i860.c: Ditto.
9974 * i960/i960.c: Ditto.
9975 * ia64/ia64.c: Ditto.
9976 * m32r/m32r.c: Ditto.
9977 * m68hc11/m68hc11.c: Ditto.
9978 * m68k/m68k.c: Ditto.
9979 * m88k/m88k.c: Ditto.
9980 * mips/mips.c: Ditto.
9981 * ns32k/ns32k.c: Ditto.
9983 * pdp11/pdp11.c: Ditto.
9984 * romp/romp.c: Ditto.
9985 * rs6000/rs6000.c: Ditto.
9987 * sparc/sparc.c: Ditto.
9989 * we32k/we32k.c: Ditto.
9990 * doc/tm.texi: Update the manual to match.
9992 2001-07-06 Richard Henderson <rth@redhat.com>
9994 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
9995 DWARF2_UNWIND_INFO not just whether it is defined.
9997 2001-07-06 Diego Novillo <dnovillo@redhat.com>
9999 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
10000 call to simplify_binary_operation returns a new pattern.
10002 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10004 * glimits.h (__SHRT_MAX__): New.
10005 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
10006 (SHRT_MAX): Define in terms of __SHRT_MAX__.
10008 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
10010 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
10013 2001-07-06 Richard Henderson <rth@redhat.com>
10015 * bitmap.c (bitmap_release_memory): Move adjacent to the
10016 allocation functions.
10017 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
10018 the implementation. Binary search for the set bit.
10019 (bitmap_union_of_diff): Allocate the temporary on the stack
10020 instead of using xmalloc.
10022 2001-07-06 Richard Henderson <rth@redhat.com>
10024 * genrecog.c (validate_pattern): Warn for constraints in
10025 define_{expand,split,peephole2}. Remove strict_low_part
10026 before looking up match_dup.
10028 2001-07-06 DJ Delorie <dj@redhat.com>
10030 * doc/gcc.texi (Makefile): Rename to be a more general purpose
10031 chapter about various build hints and history. Add section
10032 talking about the various types of native and cross builds.
10034 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
10036 * Makefile.in (final.o): Depend on target.h.
10037 * final.c: Include target.h.
10038 (default_function_pro_epilogue): New.
10039 (final_start_function): Use target structure for function prologues.
10040 (final_end_function): Use target structure for function epilogues.
10041 * fold-const.c (real_hex_to_f): Constify s and p.
10042 * output.h (default_function_pro_epilogue): New.
10043 * real.h (real_hex_to_f): Update prototype.
10044 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
10045 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
10046 (TARGET_INITIALIZER): Update.
10047 * target.h (gcc_target): Add struct asm_out.
10048 * doc/tm.texi: Update.
10051 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
10052 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
10053 in cpu/cpu.c, or rename old functions consistently. Take
10054 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
10055 redundant macros and prototypes. Make new functions static.
10057 * 1750a/1750a.c: Similarly.
10058 * 1750a/1750a.h: Similarly.
10059 * a29k/a29k-protos.h: Similarly.
10060 * a29k/a29k.c: Similarly.
10061 * a29k/a29k.h: Similarly.
10062 * arc/arc-protos.h: Similarly.
10063 * arc/arc.c: Similarly.
10064 * arc/arc.h: Similarly.
10065 * arm/arm-protos.h: Similarly.
10066 * arm/arm.c: Similarly.
10067 * arm/arm.h: Similarly.
10068 * avr/avr-protos.h: Similarly.
10069 * avr/avr.c: Similarly.
10070 * avr/avr.h: Similarly.
10071 * clipper/clipper-protos.h: Similarly.
10072 * clipper/clipper.c: Similarly.
10073 * clipper/clipper.h: Similarly.
10074 * convex/convex.c: Similarly.
10075 * convex/convex.h: Similarly.
10076 * d30v/d30v-protos.h: Similarly.
10077 * d30v/d30v.c: Similarly.
10078 * d30v/d30v.h: Similarly.
10079 * d30v/d30v.md: Similarly.
10080 * dsp16xx/dsp16xx-protos.h: Similarly.
10081 * dsp16xx/dsp16xx.c: Similarly.
10082 * dsp16xx/dsp16xx.h: Similarly.
10083 * elxsi/elxsi.c: Similarly.
10084 * elxsi/elxsi.h: Similarly.
10085 * fr30/fr30.c: Similarly.
10086 * fr30/fr30.md: Similarly.
10087 * h8300/h8300-protos.h: Similarly.
10088 * h8300/h8300.c: Similarly.
10089 * h8300/h8300.h: Similarly.
10090 * i370/i370-protos.h: Similarly.
10091 * i370/i370.c: Similarly.
10092 * i370/i370.h: Similarly.
10093 * i386/i386.c: Similarly.
10094 * i386/osf1elf.h: Similarly.
10095 * i386/osfrose.h: Similarly.
10096 * i860/i860-protos.h: Similarly.
10097 * i860/i860.c: Similarly.
10098 * i860/i860.h: Similarly.
10099 * i960/i960-protos.h: Similarly.
10100 * i960/i960.c: Similarly.
10101 * i960/i960.h: Similarly.
10102 * ia64/ia64-protos.h: Similarly.
10103 * ia64/ia64.c: Similarly.
10104 * ia64/ia64.h: Similarly.
10105 * m32r/m32r-protos.h: Similarly.
10106 * m32r/m32r.c: Similarly.
10107 * m32r/m32r.h: Similarly.
10108 * m68hc11/m68hc11-protos.h: Similarly.
10109 * m68hc11/m68hc11.c: Similarly.
10110 * m68hc11/m68hc11.h: Similarly.
10111 * m68k/crds.h: Similarly.
10112 * m68k/dpx2.h: Similarly.
10113 * m68k/m68k-protos.h: Similarly.
10114 * m68k/m68k.c: Similarly.
10115 * m68k/m68k.h: Similarly.
10116 * m68k/news.h: Similarly.
10117 * m88k/m88k-protos.h: Similarly.
10118 * m88k/m88k.c: Similarly.
10119 * m88k/m88k.h: Similarly.
10120 * mips/mips-protos.h: Similarly.
10121 * mips/mips.c: Similarly.
10122 * mips/mips.h: Similarly.
10123 * ns32k/merlin.h: Similarly.
10124 * ns32k/ns32k.c: Similarly.
10125 * ns32k/ns32k.h: Similarly.
10126 * ns32k/tek6000.h: Similarly.
10127 * pa/pa-protos.h: Similarly.
10128 * pa/pa.c: Similarly.
10129 * pa/pa.h: Similarly.
10130 * pdp11/2bsd.h: Similarly.
10131 * pdp11/pdp11-protos.h: Similarly.
10132 * pdp11/pdp11.c: Similarly.
10133 * pdp11/pdp11.h: Similarly.
10134 * romp/romp-protos.h: Similarly.
10135 * romp/romp.c: Similarly.
10136 * romp/romp.h: Similarly.
10137 * rs6000/rs6000-protos.h: Similarly.
10138 * rs6000/rs6000.c: Similarly.
10139 * rs6000/rs6000.h: Similarly.
10140 * rs6000/sysv4.h: Similarly.
10141 * sh/sh-protos.h: Similarly.
10142 * sh/sh.c: Similarly.
10143 * sh/sh.h: Similarly.
10144 * sparc/sparc-protos.h: Similarly.
10145 * sparc/sparc.c: Similarly.
10146 * sparc/sparc.h: Similarly.
10147 * vax/vax.c: Similarly.
10148 * vax/vax.h: Similarly.
10149 * vax/vms.h: Similarly.
10150 * we32k/we32k.c: Similarly.
10151 * we32k/we32k.h: Similarly.
10153 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
10155 * basic-block.h (first_insn_after_basic_block_note): Declare.
10156 * flow.c (first_insn_after_basic_block_note): Define. Moved
10158 * ssa.c (first_insn_after_basic_block_note): Remove.
10159 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
10161 (ssa_eliminate_dead_code): Properly update the CFG and PHI
10162 nodes when we find a dead conditional branch. Insert BARRIERs
10163 after any blocks with no successors, but which do not have
10166 2001-07-06 Zack Weinberg <zackw@stanford.edu>
10168 * varray.c (varray_check_failed): Use internal_error.
10170 2001-07-05 Andrew Haley <aph@redhat.com>
10172 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
10173 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
10174 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
10176 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
10178 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
10179 reference if the target constant is also a SYMBOL_REF.
10181 2001-07-05 Eric Christopher <echristo@redhat.com>
10183 * config/mips/mips.h (MASK_MIPS3900): Remove.
10184 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
10185 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
10186 (TARGET_MIPS3900): Change to use mips_arch.
10187 (TARGET_MIPS4000): New.
10188 (TARGET_MIPS4100): New.
10189 (TARGET_MIPS4300): New.
10190 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
10191 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
10193 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
10194 (ISA_HAS_BRANCHLIKELY): To here.
10195 (CC1_CPU_SPEC): New.
10196 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
10197 (mips_arch_string): Declare.
10198 (mips_arch): Declare.
10199 (TARGET_OPTIONS): Add -march and -mtune.
10201 * config/mips/mips.c (mips_arch_string): New.
10203 (override_options): Handle -march for codegen and -mtune
10204 for scheduling. Use mips_arch. Move tx39 target default here.
10205 (mips_parse_cpu): Move error message to override_options.
10207 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
10209 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
10211 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
10212 (MIPS Options): Ditto. Change mcpu entry to historical text.
10214 2001-07-05 H.J. Lu (hjl@gnu.org)
10216 * config/mips/mips.c (mips_parse_cpu): New function to parse
10219 2001-07-05 Jim Wilson <wilson@redhat.com>
10221 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
10222 * config/ia64/t-ia64: Likewise.
10223 (LIB1ASMFUNCS): Update comment.
10225 2001-07-05 David Edelsohn <edelsohn@gnu.org>
10227 * doc/install.texi (Install GCC: Binaries): Fix typo.
10229 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10231 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
10232 reference using the stack pointer, adjust it since we push Y
10234 ("*ashrsi3"): Likewise.
10235 ("*lshrsi3"): Likewise.
10237 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10239 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
10240 when -fomit-frame-pointer is used.
10242 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
10244 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
10245 (try_redirect_by_replacing_jump): Reverse updating properly the
10246 count and frequency information. Reverse removing cc0 setter.
10247 (forwarder_block_p): Reverse fixing for fallthru blocks.
10249 2001-07-05 DJ Delorie <dj@redhat.com>
10251 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
10252 (translate_options): If the above is defined, use it to map
10253 given options to new options.
10254 * doc/tm.texi: Document it.
10256 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
10257 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10259 * doc/invoke.texi (Optimize Options): Document that -fgcse may
10260 cause programs using computed gotos to run more slowly.
10262 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10264 * doc/install.texi (Specific): Markup, spelling and typo fixes.
10266 Consistently require binutils 2.11.2, not prereleases.
10267 (Specific, decstation-*): Canonicalize as mips-dec-*.
10268 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
10270 (Specific, m68k-altos): Removed reference to README.altos, deleted.
10271 (Specific, mips-*): Reword MIPS C compiler requirements.
10272 (Specific, powerpc*-*-*): New, mention --with-cpu once.
10273 (Specific, sunv5): Removed, obsolete.
10275 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
10277 * dwarf2out.c (output_loc_list): Use an all ones mask for
10278 .text asm output and don't rely on long long
10279 literals. Reformat some long lines.
10281 2001-07-05 Andreas Jaeger <aj@suse.de>
10283 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
10286 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10288 * dwarf2out.c (dwarf2out_define): Update comment.
10289 (dwarf2out_undef): Ditto.
10290 (dwarf2out_start_source_file): Ditto.
10291 (dwarf2out_end_source_file): Ditto.
10292 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
10293 since we never call the start/end debug hook for the primary file.
10295 2001-07-04 Kazu Hirata <kazu@hxi.com>
10297 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
10300 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10302 * cppinit.c (remove_dup_dirs): Inform if a system include
10303 directory is being reordered.
10304 * doc/invoke.texi (Directory Options): GCC warns if you hide a
10306 * doc/cpp.texi (Search Paths): Likewise.
10307 * doc/gcc.texi (Interoperation): Remove information about
10310 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10312 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
10313 (VARRAY_TOP_CHAR_PTR): Likewise.
10315 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10317 * gcc.c (process_command): Don't assign elements of a const char*.
10319 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10321 * emit-rtl.c (change_address): Don't abort if invalid address while
10322 reload is in progress.
10324 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10326 * c-lex.c (cb_file_change): Pass line number to
10327 debug_start_source_file.
10328 (cb_undefine): Pass correct line number to debug_undef.
10330 * toplev.c (debug_start_source_file): Add line number to
10331 parameters. Pass it along to dwarf2out_start_source_file.
10332 (decode_g_option): Stop resetting debug level back to normal when
10333 we change debug formats, unless the current level is
10334 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
10337 * toplev.h (debug_start_source_file): Add line number to
10340 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
10343 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
10345 Output debug_macinfo data for starting file if requested.
10346 (dwarf2out_end_source_file): Output debug_macinfo data for ending
10348 (dwarf2out_define): Output debug_macinfo data for defining a macro
10350 (dwarf2out_undef): Output debug_macinfo data for undefining a
10351 macro if requested.
10352 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
10353 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
10354 (macinfo_section_label): New. DWARF2 macro info section label.
10355 (dwarf2out_init): If we want macro info, output the start label
10357 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
10358 attribute to the compilation unit die pointing to the macro info.
10360 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10362 * dwarf2out.c (new_loc_list): Move to inside #ifdef
10363 DWARF2_DEBUGGING_INFO.
10364 (add_loc_descr_to_loc_list): Ditto.
10365 (output_loc_list): Ditto.
10366 Also, fix thinko in curr not being initialized.
10367 (gen_internal_sym): Ditto.
10369 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10371 * emit-rtl.c (replace_equiv_address): New function.
10372 * expr.h (replace_equiv_address): New declaration.
10373 * explow.c (validize_mem): Call it instead of change_address and
10374 also call if -fforce-addr and address is constant.
10375 * expr.c: Replace more calls to change_address with adjust_address
10376 and/or replace_equiv_address or to validize_mem.
10377 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
10378 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
10379 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10380 * config/i370/i370.md, config/i860/i860.md: Likewise.
10381 * config/i960/i960.md, config/mips/mips.c: Likewise.
10382 * config/mips/mips.md, config/pa/pa.md: Likewise.
10383 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
10384 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
10386 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10388 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
10390 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
10393 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
10395 * doc/include: New directory.
10396 * doc/fdl.texi: Move to doc/include/fdl.texi.
10397 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
10398 * doc/include/funding.texi, doc/include/gpl.texi: New files.
10399 * doc/gcc.texi: Use funding.texi and gpl.texi.
10400 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
10401 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
10402 Update dependencies and use -I $(docdir)/include.
10404 2001-07-04 Anthony Green <green@redhat.com>
10406 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
10408 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10410 * doc/install.texi (sparc64-*-*): Remove garbage.
10412 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
10414 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
10415 Fix typo in last change to use adjust_address.
10417 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10419 * doc/install.texi (Specific): Update information for *-*-solaris*.
10421 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10423 * explow.c (plus_constant_wide): Reinitialize Y for restart.
10425 2001-07-03 Stan Shebs <shebs@apple.com>
10427 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
10428 case for flag_no_mach_text_sections.
10429 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
10430 * config/darwin.c (flag_no_mach_text_sections): Remove.
10431 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
10433 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10435 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
10436 and avoid checking for constant as first operand.
10437 * recog.c (find_constant_term_loc): No longer static.
10438 (adj_offettable_operand): Delete.
10439 * rtl.h (adj_offsettable_operand): Delete declaration.
10440 (find_constant_term): Add declaration.
10441 * caller-save.c: Replace calls to adj_offsettable_operand with calls
10443 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
10444 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
10445 * config/i386/i386.c, config/i386/i386.md: Likewise.
10446 * config/i860/i860.c, config/i960/i960.c: Likewise.
10447 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
10448 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
10449 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
10450 * config/mips/mips.c, config/mips/mips.md: Likewise.
10451 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
10452 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
10453 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
10454 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
10455 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
10456 * config/ns32k/ns32k.md: Likewise.
10458 2001-07-03 Zack Weinberg <zackw@stanford.edu>
10460 * rtl.c (copy_rtx): Handle 'T' format letter.
10461 * gensupport.c (collect_insn_data): Likewise.
10462 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
10464 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
10466 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
10467 -B option. Use 'dir' not 'foo' as example directory name.
10469 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10471 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10472 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
10474 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10476 * doc/cppinternals.texi: Improve formatting and logical markup.
10478 2001-07-03 Andreas Jaeger <aj@suse.de>
10480 * Makefile.in (insn-recog.o): Add dependency on reload.h.
10482 * genrecog.c (write_header): Include reload.h for prototypes in
10485 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
10488 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
10489 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10490 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
10491 i386_pe_valid_type_attribute_p): Add.
10492 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
10493 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
10495 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10497 * explow.c (plus_constant_wide, case LO_SUM): New case.
10498 (plus_constant_for_output_wide): Delete.
10499 * rtl.h (plus_constant_for_output): Delete.
10500 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
10501 instead of plus_constant_for_output.
10502 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
10503 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
10504 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
10505 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
10506 * config/sparc/sparc.md: Likewise.
10507 Convert some change_address calls to adjust_address.
10509 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10511 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
10512 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
10513 documentation of -std and -Wwrite-strings.
10515 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10517 * cse.c (canon_hash): Don't register registers in very small
10518 register classes, as extending their lifetime might cause
10521 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10523 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10525 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10526 (try_redirect_by_replacing_jump): Update properly the count
10527 and frequency information.
10529 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
10531 * toplev.c (dump_file_index): Move SSA dumps just after first
10533 (dump_file): Corresponding changes.
10534 (rest_of_compilation): Move SSA path to just after the first
10536 * doc/gcc.texi (Passes): Update due to movement of SSA path.
10537 * doc/invoke.texi: Update dump file #s as they were completely
10538 out of date with reality.
10540 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10542 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
10544 * expr.c (emit_move_insn_1): Deal with non-default
10547 * expr.c (emit_single_push_insn): Fix warning.
10549 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
10551 * expr.c (emit_move_insn_1): Avoid modifying
10552 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
10554 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10556 * emit-rtl.c (adjust_address): New function.
10557 * expr.h (adjust_address): Add declaration.
10558 * builtins.c: Replace some calls to change_address with calls to it
10559 or to validize_mem.
10560 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
10561 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
10562 * config/arm/arm.c, config/convex/convex.c: Likewise.
10563 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10564 * config/i386/i386.c, config/i386/i386.md: Likewise.
10565 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
10566 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
10567 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
10568 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
10569 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
10571 2001-07-02 Jim Wilson <wilson@redhat.com>
10573 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
10575 2001-07-02 Steve Ellcey <sje@cup.hp.com>
10577 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
10578 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
10580 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10582 * cppinit.c (lang_defaults): New table.
10583 (set_lang): Just read from lang_defaults into the live options
10586 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10588 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
10589 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
10590 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
10592 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10594 * doc/install.texi: Various spelling and markup fixes.
10595 (Installing GCC): Component specific installation instructions are
10598 Warn about removing old install dir in the presence of shared libs.
10599 (Configuration): Invoke with options target to match configure
10601 Consistently refer to gas, gld pathnames.
10602 Invert --enable-multilib documentation.
10603 Remove references to old compiler versions.
10605 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10607 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
10609 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10611 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
10613 (Specific, mips*-sgi-irix5): Note IDO download.
10614 Reworded MIPS C hints.
10615 Use GNU as instead of GAS.
10617 Removed SGI Freeware reference, IRIX 6 only.
10618 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
10619 Note N64 library requirement/workaround.
10621 Complete list of structure passing bug victims.
10623 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10625 * doc/install.texi: Remove CVS Id.
10627 2001-07-02 Andreas Jaeger <aj@suse.de>
10629 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
10630 (find_inherently_necessary): Remove unused variable.
10632 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
10634 * c-common.h (TDI_inlined): New ast dump phase.
10635 (dump_flag_name): New function.
10636 * c-dump.c (dump_files): Add inlined phase.
10637 (dump_flag_name): Define.
10638 * doc/invoke.texi (-fdump-ast-inlined): Document.
10640 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10642 * stor-layout.c (layout_decl): Revert change to handling of alignment
10645 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10647 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
10650 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
10652 * doc/tm.texi (FUNCTION_ARG): Document that the last call
10655 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
10657 * tlink.c (recompile_files): Remove COMPILER_PATH and
10658 LIBRARY_PATH from the environment.
10660 2001-07-01 Zack Weinberg <zackw@stanford.edu>
10662 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
10663 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
10665 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
10667 * c-parse.in (OBJC_STRING): Kill.
10668 (objc_string): Decompose to [objc_string] '@' STRING.
10669 (reswords): Take the leading '@' off all the Objective C keywords.
10670 (objc_rid_sans_at): Kill.
10671 (init_reswords): Don't initialize it.
10672 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
10673 (_yylex): Kill reconsider label. Look ahead one token after
10674 an '@'; if we get an identifier, check whether it's an
10675 Objective C @-keyword. If so, return the keyword. Otherwise,
10676 put back the token and return the '@' as a terminal.
10678 * cpplib.c (lex_macro_node): Remove unnecessary check for
10679 leading '@' on identifier. Clarify control flow and commentary.
10681 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10683 * cse.c (new_label_ref): Variable deleted.
10684 (insert): Remove set of new_label_ref.
10685 (check_for_label_ref): New function.
10686 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
10688 See ChangeLog.5 for earlier changes.