1 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
3 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
5 * config/cris/cris-protos.h: New file.
6 * config/cris/cris.c: New file.
7 * config/cris/cris.h: New file.
8 * config/cris/cris.md: New file.
9 * config/cris/linux.h: New file.
10 * config/cris/aout.h: New file.
11 * config/cris/arit.c: New file.
12 * config/cris/cris_abi_symbol.c: New file.
13 * config/cris/mulsi3.asm: New file.
14 * config/cris/t-aout: New file.
15 * config/cris/t-cris: New file.
16 * config/cris/t-elfmulti: New file.
17 * config/cris/t-linux: New file.
18 * doc/invoke.texi: Add CRIS options.
19 * doc/install.texi (Specific): Add blurb for CRIS.
21 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
23 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
25 * config/float/i32.h: Likewise.
26 * config/float-i386.h: Likewise.
27 * config/float-i64.h: Likewise.
28 * config/float-m68k.h: Likewise.
29 * config/float-sh.h: Likewise.
30 * config/float-sparc.h: Likewise.
32 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
34 * doc/contrib.texi: Add note about CRIS port to my entry.
36 2001-10-11 Kazu Hirata <kazu@hxi.com>
38 * basic-block.h: Fix formatting.
42 * diagnostic.h: Likewise.
45 * longlong.h: Likewise.
51 2001-10-10 Richard Henderson <rth@redhat.com>
53 * c-parse.in (asm_operand): Allow named operands.
54 * genconfig.c (max_recog_operands): Set to 29.
55 * local-alloc.c (requires_inout): Skip multiple digits.
56 * recog.c (asm_operand_ok): Likewise.
57 (preprocess_constraints): Use strtoul for matching constraints.
58 (constrain_operands): Likewise.
59 * regmove.c (find_matches): Likewise.
60 * reload.c (find_reloads): Likewise.
61 * stmt.c (parse_output_constraint): Don't reject in-out
62 constraint on operands > 9. Reject '[' in constraint.
63 (expand_asm_operands): Handle named operands. Use strtoul
64 for matching constraints.
65 (check_operand_nalternatives): Split out from expand_asm_operands.
66 (check_unique_operand_names): New.
67 (resolve_operand_names, resolve_operand_name_1): New.
69 * doc/extend.texi (Extended Asm): Document named operands.
70 * doc/md.texi (Simple Constraints): Document matching constraints
73 2001-10-10 Richard Henderson <rth@redhat.com>
75 * combine.c (try_combine): Handle a SEQUENCE of one insn.
77 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
78 (jcc splitters): Add two splitters to simplify compound compares
79 that simplify_comparison can't handle.
81 2001-10-10 Richard Henderson <rth@redhat.com>
83 * langhooks.c: Include langhooks.h.
84 * Makefile.in (langhooks.o): Depend on it.
86 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
88 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
89 should not be considered as a no-op.
90 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
92 2001-10-10 Stan Shebs <shebs@apple.com>
94 * alias.c: Remove uses of "register" specifier in declarations
95 of arguments and local variables.
100 * c-semantics.c: Ditto.
102 * caller-save.c: Ditto.
116 * dwarf2out.c: Ditto.
123 * fix-header.c: Ditto.
126 * fold-const.c: Ditto.
130 * gen-protos.c: Ditto.
131 * genattrtab.c: Ditto.
133 * genconfig.c: Ditto.
135 * genextract.c: Ditto.
137 * gengenrtl.c: Ditto.
138 * genoutput.c: Ditto.
141 * gensupport.c: Ditto.
145 * haifa-sched.c: Ditto.
146 * hard-reg-set.h: Ditto.
148 * integrate.c: Ditto.
151 * local-alloc.c: Ditto.
153 * mips-tdump.c: Ditto.
154 * mips-tfile.c: Ditto.
157 * print-rtl.c: Ditto.
161 * reg-stack.c: Ditto.
171 * sched-deps.c: Ditto.
172 * sched-rgn.c: Ditto.
174 * simplify-rtx.c: Ditto.
176 * stor-layout.c: Ditto.
185 2001-10-10 Richard Henderson <rth@redhat.com>
187 * rtl.h (can_reverse_comparison_p): Remove.
189 2001-10-10 Christopher Faylor <cgf@redhat.com>
191 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
194 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
196 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
197 (Thanks to Chris Faylor for suggesting macro name).
198 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
200 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
201 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
202 (MATH_LIBRARY): Undef before definition.
203 (OUTPUT_QUOTED_STRING): Likewise.
204 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
206 2001-10-10 Richard Henderson <rth@redhat.com>
208 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
209 (fde_unencoded_compare): Likewise. Don't use subtraction to get
210 a tristate comparison value.
211 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
213 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
216 * unroll.c (loop_iterations): Ignore insns generated by loop
219 * config.gcc (mips*-*-gnu*): Delete support.
220 * config/mips/gnu.h: Remove.
222 2001-10-10 Kazu Hirata <kazu@hxi.com>
224 * calls.c: Fix formatting.
225 * c-decl.c: Likewise.
226 * cfgcleanup.c: Likewise.
227 * combine.c: Likewise.
228 * cppfiles.c: Likewise.
229 * cpplib.c: Likewise.
230 * cppmacro.c: Likewise.
231 * crtstuff.c: Likewise.
233 * dwarf2out.c: Likewise.
234 * expmed.c: Likewise.
236 * fold-const.c: Likewise.
237 * function.c: Likewise.
239 * genattrtab.c: Likewise.
240 * ggc-page.c: Likewise.
241 * integrate.c: Likewise.
242 * libgcc2.c: Likewise.
244 * optabs.c: Likewise.
245 * profile.c: Likewise.
246 * protoize.c: Likewise.
249 * reload1.c: Likewise.
250 * reload.c: Likewise.
252 * resource.c: Likewise.
253 * sched-rgn.c: Likewise.
254 * sdbout.c: Likewise.
256 * toplev.c: Likewise.
257 * varasm.c: Likewise.
259 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
261 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
262 * Makefile.in (langhooks.o): Add dependencies.
264 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
266 * rs6000.c (rs6000_emit_load_toc_table): Don't
267 strdup the toc label.
268 (create_TOC_reference): Likewise.
270 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
272 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
275 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
277 * config/i386/i386.c (ix86_attribute_table): Correct
278 min_len, max_len fields for dllimport, dllexport and shared.
280 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
282 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
283 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
284 Consistently use "nonzero" instead of "non-zero".
286 2001-10-09 Kazu Hirata <kazu@hxi.com>
288 * acconfig.h: Fix comment formatting.
289 * c-dump.h: Likewise.
290 * c-tree.h: Likewise.
291 * conditions.h: Likewise.
293 * function.h: Likewise.
296 * integrate.h: Likewise.
299 * optabs.h: Likewise.
301 2001-10-09 Kazu Hirata <kazu@hxi.com>
303 * c-common.h: Fix comment formatting.
304 * c-dump.c: Likewise.
306 * diagnostic.h: Likewise.
307 * except.c: Likewise.
309 * gcov-io.h: Likewise.
310 * genattrtab.c: Likewise.
311 * output.h: Likewise.
312 * predict.h: Likewise.
313 * reload1.c: Likewise.
314 * reload.h: Likewise.
315 * resource.h: Likewise.
317 * system.h: Likewise.
319 * tree-inline.c: Likewise.
320 * tsystem.h: Likewise.
321 * varasm.c: Likewise.
322 * xcoffout.h: Likewise.
324 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
326 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
328 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
330 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
331 config/i386/i386elf.h, config/i386/netbsd-elf.h,
332 config/i386/netware.h, config/mcore/gfloat.h,
333 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
334 config/netware.h, gccbug.in: Update FSF address.
336 2001-10-09 Kazu Hirata <kazu@hxi.com>
338 * c-common.c: Fix comment typos.
339 * cfgrtl.c: Likewise.
340 * collect2.c: Likewise.
341 * cpplex.c: Likewise.
342 * doloop.c: Likewise.
343 * dwarf2out.c: Likewise.
344 * dwarfout.c: Likewise.
346 * fold-const.c: Likewise.
350 * global.c: Likewise.
353 * optabs.c: Likewise.
354 * protoize.c: Likewise.
355 * regclass.c: Likewise.
360 * doc/cpp.texi: Likewise.
361 * doc/c-tree.texi: Likewise.
362 * doc/extend.texi: Likewise.
363 * doc/invoke.texi: Likewise.
364 * doc/objc.texi: Likewise.
365 * doc/tm.texi: Likewise.
367 2001-10-08 Richard Henderson <rth@redhat.com>
369 * varasm.c (set_named_section_flags): Initialize "declared".
371 2001-10-08 Robert Lipe <robertlipe@usa.net>
373 * varasm.c (struct in_named_entry): Add declared.
374 (named_section_first_declaration): New function.
375 (default_elf_asm_named_section): Use it.
376 * output.h (named_section_first_declaration): New.
378 2001-10-08 Richard Henderson <rth@redhat.com>
380 * i386.md (movsi_xor): Export.
381 (setcc peep2): Use it when available; add an alternative to
382 match zero_extendhisi2_and.
384 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
386 * romp-protos.h (romp_initialize_trampoline): New function.
387 * romp.c (romp_initialize_trampoline): Likewise.
388 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
389 romp_initialize_trampoline.
391 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
393 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
394 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
395 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
396 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
398 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
400 * unroll.c (loop_iterations): Extend check for multiple back edges.
402 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
404 * langhooks.h: New file.
405 * Makefile.in (OBJS): Added langhooks.o.
406 (c-lang.o): Depend on langhooks.h.
407 (c-common.o): Don't depend on tree-inline.h.
408 (tree-inline.o): Depend on toplev.h.
409 (langhooks.o): New rule.
410 * c-common.c: Don't include tree-inline.h.
411 (c_mark_lang_decl): Mark argument c as unused.
412 (c_common_lang_init): Don't initialize hooks here.
413 * c-lang.c: Include langhooks.h, then override some macros.
414 (lang_hooks): Initialize with macros in langhooks.h.
415 (c_init): Don't initialize hooks here.
416 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
417 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
418 * tree-inline.c: Include toplev.h. Don't define hook variables.
419 * tree-inline.h: Don't define hook types nor declare hook
420 variables. Move macros to...
421 * langhooks.c: ... new file, as functions. Adjust all callers.
423 2001-10-08 Jeffrey A Law <law@cygnus.com>
425 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
426 purge_mem_unchanging_flag on all instructions, not just on those
427 before NOTE_INSN_FUNCTION_BEG.
429 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
431 * cppmacro.c (_cpp_create_definition): Leave comments off.
433 * doc/cpp.texi: Update.
435 2001-10-08 DJ Delorie <dj@redhat.com>
437 * c-decl.c (grokfield): Make sure the only unnamed fields
438 we're allowing are either structs or unions.
439 * doc/extend.texi: Add documentation for the unnamed field
442 2001-10-08 Zack Weinberg <zack@codesourcery.com>
444 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
445 * configure.in: Use it.
446 * configure: Regenerated.
447 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
448 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
450 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
452 * cppfiles.c (open_file): Don't mark zero-length files
453 never-reread here. Don't output diagnostics here either.
454 (stack_include_file): Mark them never-reread here.
455 (_cpp_read_file): Update.
457 2001-10-08 Richard Henderson <rth@redhat.com>
459 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
461 2001-10-08 Richard Henderson <rth@redhat.com>
463 * expr.c (store_expr): When converting a CONST_INT for storage
464 in a SUBREG, convert it to both SUBREG modes before stripping
467 2001-10-08 Richard Henderson <rth@redhat.com>
469 * varasm.c (restore_varasm_status): New.
470 * function.h: Declare it.
471 * function.c (pop_function_context_from): Call it.
473 2001-10-08 Richard Henderson <rth@redhat.com>
475 * c-common.h (struct c_lang_decl): Add declared_inline.
476 * c-tree.h (DECL_DECLARED_INLINE_P): New.
477 * c-lang.c (c_disregard_inline_limits): Use it.
478 * c-decl.c (duplicate_decls): Likewise.
479 (pushdecl, redeclaration_error_message): Likewise.
480 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
481 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
482 Set DECL_INLINE if -finline-functions.
483 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
485 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
487 * cppmacro.c (funlike_invocation_p): Move some logic to caller
488 in enter_macro_context. Create a padding token in its own context
489 if necessary when the search for '(' fails.
490 (enter_macro_context): Update.
492 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
494 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
495 genmultilib, toplev.c: Fix spelling errors of "separate" as
496 "seperate", and corresponding spelling errors of related words.
498 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
500 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
501 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
503 * c-dump.c (dump_option_value_info): Likewise.
504 * c-format.c (format_length_info, format_char_info,
505 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
506 * collect2.c (names): Likewise.
507 * cppdefault.h (default_include): Likewise.
508 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
509 * flow.c (life_analysis): Likewise.
510 * gcc.c (dir_separator_str, modify_target, option_map,
511 target_option_translations, spec_list_1, extra_specs_1,
512 init_spec): Likewise.
513 * gcov.c (gcov_version_string): Likewise.
514 * genattr.c (write_units): Likewise.
515 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
516 * gengenrtl.c (rtx_definition, defs): Likewise.
517 * genrecog.c (pred_table): Likewise.
518 * global.c (global_alloc): Likewise.
519 * lcm.c (optimize_mode_switching): Likewise.
520 * local-alloc.c (find_free_reg): Likewise.
521 * params.h (param_info): Likewise.
522 * predict.c (predictor_info): Likewise.
523 * protoize.c (unexpansion_struct): Likewise.
524 * real.c (bmask): Likewise.
525 * recog.h (insn_operand_data, insn_data): Likewise.
526 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
527 * stmt.c (expand_nl_goto_receiver): Likewise.
528 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
529 target_switches, target_options): Likewise.
530 * tradcif.y (token, tokentab2, yylex): Likewise.
531 * tree.h (attribute_spec): Likewise.
533 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
535 * arc.c (arc_output_function_epilogue): Likewise.
536 * arm.c (processors, all_cores, all_architectures,
537 arm_override_options, isr_attribute_arg, isr_attribute_args,
538 arm_isr_value): Likewise.
539 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
541 * c4x.c (c4x_int_reglist): Likewise.
542 * d30v.c (override_options): Likewise.
543 * h8300.c (shift_insn): Likewise.
544 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
545 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
546 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
547 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
548 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
549 * i386.h (processor_costs, ix86_cost): Likewise.
550 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
551 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
552 * m68k.c (codes_68881, codes_FPA): Likewise.
553 * m88k.c (mode_from_align, max_from_align, all_from_align,
554 best_from_align, m_options): Likewise.
555 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
556 * mcore.c (mode_from_align): Likewise.
557 * mips/elf64.h (UNIQUE_SECTION): Likewise.
558 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
559 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
560 * mips.h (mips_regno_to_class): Likewise.
561 * ns32k.c (scales): Likewise.
562 * pa.c (import_string, magic_milli): Likewise.
563 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
564 * sparc.c (leaf_reg_remap, sparc_override_options,
565 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
567 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
569 2001-10-07 Dale Johannesen <dalej@apple.com>
571 * reload1.c (reload_reg_free_p): Teach register interference
572 checking that multiple output reloads are emitted in
574 reload1.c (reload_reg_reaches_end_p): Ditto.
575 reload1.c (reloads_conflict): Ditto.
577 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
579 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
580 NULL_TREE inside @code.
582 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
584 * doc/gcc.texi: Document consistent style of "32-bit",
585 "Objective-C", and "@code{NULL}".
587 2001-10-06 Zack Weinberg <zack@codesourcery.com>
589 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
590 (cpp_token_len, cpp_spell_token, cpp_output_token,
591 _cpp_equiv_tokens): Handle it.
592 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
593 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
594 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
597 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
599 * gcc.c (default_compilers): Remove .ada.
601 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
603 * doc/cppinternals.texi: Update.
605 2001-10-06 Zack Weinberg <zack@codesourcery.com>
607 * gcc.c (main): Set this_file_error if the appropriate
608 compiler for a language has not been installed.
610 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
612 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
614 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
616 * gccbug.in (CATEGORIES): Add ada.
618 2001-10-05 Catherine Moore <clm@redhat.com>
620 * config/stormy16/stormy-abi: Document abi changes.
621 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
622 (ICALL_REGS): New register class.
623 (NUM_ARGUMENT_REGISTERS): Now 6.
624 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
626 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
627 * config/stormy16.md (call_internal, call_value_internal,
628 indirect_jump): Use new 'z' constraint.
630 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
632 * doc/cppinternals.texi: Update.
634 2001-10-05 Richard Henderson <rth@redhat.com>
636 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
637 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
638 the gas section-name-as-label feature.
640 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
642 * doc/cppinternals.texi: Update.
644 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
646 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
647 to ensure valid SImode constants.
649 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
651 * Makefile.in (c-decl.o): Depend on tree-inline.h.
652 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
653 * c-decl.c: Include tree-inline.h.
654 (c_expand_body): Call optimize_inline_calls. Determine whether
655 a function is inlinable upfront, and only clear
656 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
657 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
658 (c_disregard_inline_limits): New function.
659 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
660 (c_post_options): Enable tree inlining if inlining is enabled.
661 Don't inline trees when instrumenting functions.
662 (c_init): Initialize lang_disregard_inline_limits and
663 lang_cannot_inline_tree_fn.
664 * tree-inline.c (initialize_inlined_parameters): Handle calls
665 with fewer arguments than declared parameters, and fewer
666 parameters than passed arguments. Don't assume value is a
668 (declare_return_variable): Convert return value back to the
669 original type, if it was promoted.
670 (tree_inlinable_function_p): New function.
671 (inlinable_function_p): Don't look at DECL_INLINE if we're
672 inlining all functions. Make it work with a NULL id.
673 Re-check DECL_UNINLINABLE after language-specific checks.
674 * tree-inline.h (tree_inlinable_function_p): Declare it.
675 * integrate.c (save_for_inline): Don't bother to prepare argvec
677 * cse.c (check_for_label_ref): Don't check deleted labels.
679 * Makefile.in (tree-inline.o): Depend on newly-included headers.
680 * tree-inline.c: Include headers needed for the functions moved in.
681 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
682 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
683 (copy_body, initialize_inlined_parameters): Likewise.
684 (declare_return_variable, inlinable_function_p): Likewise.
685 (expand_call_inline, expand_calls_inline): Likewise.
686 (optimize_inline_calls, clone_body): Likewise.
687 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
688 (copy_tree_r, remap_save_expr): Likewise.
690 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
692 * Makefile.in (OBJS): Added tree-inline.o.
693 (c-common.o): Depend on tree-inline.h.
694 (tree-inline.o): New target.
695 * c-common.c: Include tree-inline.h.
696 (c_mark_lang_decl): Don't mark saved_tree.
697 (c_common_lang_init): Set lang_anon_aggr_type_p.
698 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
699 (struct c_lang_decl): Moved saved_tree to tree_decl.
700 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
701 * integrate.h (function_attribute_inlinable_p): Declare it.
702 * integrate.c (function_attribute_inlinable_p): Export it.
703 * tree-inline.c: New file. Define variables declared in...
704 * tree-inline.h: New file. Declare functions to be moved to
705 tree-inline.c. Define macros and declare types and hooks for
706 language-specific tree inlining.
707 (flag_inline_trees): Moved definition from cp/decl2.c.
708 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
709 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
710 (struct tree_decl): Moved saved_tree from c_lang_decl and
711 inlined_fns from C++'s lang_decl.
713 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
715 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
716 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
718 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
720 * doc/cppinternals.texi: Update.
722 2001-10-04 Eric Christopher <echristo@redhat.com>
724 * config/mips/mips.c (init_cumulative_args): Remember to set
726 * config.gcc: Redo linux configuration. Add target_cpu_default
727 of soft-float to all mipsisa32 combinations and tx39.
728 * config/mips/linux.h: Remove include of mips.h.
730 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
732 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
733 HOST_LDFLAGS and HOST_CPPFLAGS.
735 2001-10-03 Ziemowit Laski <zlaski@apple.com>
737 * c-parse.in (objc_inherit_code, objc_pq_context,
738 objc_public_flag): Make static.
739 (objc_interface_context, objc_implementation_context,
740 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
741 global tree array in objc/objc-act.[ch].
742 (methoddef): Remove unnecessary code.
744 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
745 Hoist struct definitions to objc-act.h.
746 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
747 cat_count): Place declaration in objc-act.h.
748 (objc_tree_index): Move enumeration to objc-act.h.
749 (objc_global_trees): Place declaration and macro accessors in
751 (implementation_context): Remove duplicate; use
752 objc_implementation_context instead:
753 (method_context): Remove duplicate; use objc_method_context
755 (objc_ellipsis_node, objc_method_prototype_template,
756 implemented_classes, function_type): Move global vars to
758 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
759 (build_message_expr): Move actual construction of ObjC message
760 send nodes to finish_message_expr.
761 (finish_message_expr): New routine, contains code formerly in
763 * objc/objc-act.h (finish_message_expr): New prototype.
764 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
765 declarations; these vars are now part of objc_global_trees.
766 (objc_tree_index, objc_global_trees): Move definitions from
768 * objc/objc-tree.def: Update copyright info.
770 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
772 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
774 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
775 only if TARGET_ARCH64.
777 2001-10-02 Bernd Schmidt <bernds@redhat.com>
779 * doc/extend.texi: Fix some problems with previous checkin.
780 * doc/invoke.texi: Likewise.
782 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
784 * cpphash.h: Update comments.
785 (cpp_context): Update.
786 (spec_nodes): Remove n__Pragma.
787 * cppinit.c (cpp_create_reader): Update.
788 (builtin_array): Add _Pragma.
789 * cpplib.h: Update comments.
790 (NODE_DISABLED, BT_PRAGMA): New.
791 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
792 * cppmacro.c (struct cpp_macro): Remove disabled.
793 (builtin_macro): Return int, handle _Pragma, push the new token
794 on the context stack.
795 (funlike_invocation_p): Unconstify, update.
796 (enter_macro_context): Handle builtins here.
797 (replace_args, push_token_context, push_ptoken_context):
798 Update for prototype changes.
799 (_cpp_pop_context): Update.
800 (cpp_get_token): Don't handle buitins, nor _Pragma here.
801 (cpp_sys_macro_p): Update.
802 (_cpp_free_definition): Clear disabled flag.
803 (_cpp_create_definition): Upate.
804 * cppmain.c: Update comments.
806 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
807 Andreas Jaeger <aj@suse.de>,
808 Jan Hubicka <jh@suse.cz>
810 * doc/invoke.texi (i386 Options): Document x86-64 options.
811 (i386 and x86-64 Options): Rename i386 options section.
813 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
814 (TARGET_SWITCHES): Add -munwind-info.
815 (MASK_NO_UNWIND_INFO): New.
816 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
818 (ASM_OUTPUT_DOUBLE_INT): New.
820 * config/i386/linux64.h: New spec file for Linux x86-64 support.
821 * config.gcc: Fix tm_file settings for x86-64.
822 * config/i386/x86-64.h: New file with OS independent x86-64
824 * config/i386/biarch64.h: New file used to configure compiler
825 to biarch/64bit compilation.
827 * config/i386/i386.c: (override_options): Set flags default
828 for 64bit compilation.
830 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
832 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
833 (ix86_expand_int_movcc): Optimize DImode conditional moves with
835 (ix86_attr_length_immediate_default): Support MODE_DI.
836 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
838 (indirect_jump, tablejump): Turn into expander.
840 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
842 * c-common.c (c_format_attribute_table): Make format and
843 format_arg attributes apply to function types rather than to
845 (is_valid_printf_arglist): Construct an attribute list and pass
846 that to check_function_format rather than a name.
847 * c-common.h (check_function_format): Adjust prototype.
848 * c-decl.c (duplicate_decls): Preserve attributes from type of
849 built-in decl when allowing for harmless conflict in types.
850 * c-format.c (record_function_format,
851 record_international_format, function_format_list,
852 international_format_info, international_format_list): Remove.
853 (function_format_info): Remove next, name and assembler_name.
854 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
855 (decode_format_attr): New.
856 (handle_format_attribute): Handle receiving a type rather than a
857 decl. Call decode_format_attr. Store format information in a
858 function_format_info.
859 (handle_format_arg_attribute): Correct comment. Handle receiving
860 a type rather than a decl. Use unsigned HOST_WIDE_INT for
862 (check_format_info_recurse, check_format_info_main): Take argument
863 numbers as unsigned HOST_WIDE_INT.
864 (check_function_format): Take a list of attributes from the
865 function type rather than a name or assembler name. Check for
866 format attributes in that list and the attributes on the type of
867 the current function rather than looking through
868 function_format_list.
869 (check_format_info): Use unsigned HOST_WIDE_INT for argument
871 (check_format_info_recurse): Take format_arg attributes from the
872 type of the function calls rather than using
873 international_format_list. Allow for multiple format_arg
875 * c-typeck.c (build_function_call): Pass type attributes to
876 check_function_format rather than name or assembler name. Don't
877 require there to be a name or assembler name to check formats.
879 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
881 * attribs.c (decl_attributes): Possibly call
882 insert_default_attributes to insert default attributes on
883 functions in a lazy manner.
884 * builtin-attrs.def: New file; define the default format and
885 format_arg attributes.
886 * c-common.c (c_format_attribute_table): Move to earlier in the
888 (c_common_nodes_and_builtins): Initialize format_attribute_table.
889 (enum built_in_attribute, built_in_attributes,
890 c_attrs_initialized, c_init_attributes,
891 c_common_insert_default_attributes): New.
892 (c_common_lang_init): Don't initialize format_attribute_table. Do
893 call c_init_attributes.
894 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
895 * c-common.h (init_function_format_info): Don't declare.
896 (c_common_insert_default_attributes): Declare.
897 * c-decl.c (implicitly_declare, builtin_function): Call
899 (init_decl_processing): Don't call init_function_format_info.
900 (insert_default_attributes): New.
901 * c-format.c (handle_format_attribute,
902 handle_format_arg_attribute): Be quiet about inappropriate
903 declaration when applying default attributes.
904 (init_function_format_info): Remove.
905 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
906 (insert_default_attributes): Declare.
908 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
910 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
912 2001-10-01 Jim Wilson <wilson@redhat.com>
914 * sched-deps.c (add_dependence): When elide conditional dependence,
915 check that insn doesn't modify cond2.
917 2001-10-01 Dale Johannesen <dalej@apple.com>
919 * config/rs6000/rs6000.h (enum processor_type): Add support
920 for 7400 (G4) and 7450.
922 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
923 (rs6000_issue_rate): Ditto.
924 (rs6000_adjust_cost): Fix cycle counts for compares.
925 (debug_stack_info): Fix an obvious typo.
926 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
927 * doc/invoke.texi: Document.
928 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
930 (PROCESSOR_DEFAULT): Ditto.
932 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
934 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
935 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
936 later recursive make invocation.
938 2001-10-01 Hans Boehm <boehm@acm.org>
940 * optabs.c (emit_libcall_block): When using non-call exceptions,
941 don't add REG_LIBCALL reg notes to trapping calls.
943 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
945 * flow.c (propagate_block_delete_libcall): Remove unused first arg
946 (propagate_one_insn): Update for above change
948 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
950 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
951 _Unwind_GetTextRelBase): Argument is unused.
953 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
955 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
956 Loop through NOPs, placeholders, and components.
957 Don't go through NOPs if change mode.
958 (record_alias_subset): Do nothing if SUBSET and SET are the same.
959 * emit-rtl.c (set_mem_alias_set): Enable check.
960 * expr.c (find_placeholder): New function.
961 (expand_expr, case PLACEHOLDER_EXPR): Use it.
962 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
963 to modify it and avoid unneeded copies.
964 * expr.h (expand_expr): Always define.
965 (find_placeholder): New declaration.
967 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
969 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
970 operand 2 is the stack pointer.
971 ("addr-peephole"): Fix address computation peephole when operand 2
972 is the stack pointer.
974 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
976 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
977 (ix86_setup_incoming_varargs): Likewise.
979 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
981 * stor-layout.c (layout_type): Don't complain about too-large
984 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
986 * function.c (keep_stack_depressed): Don't use delete_insn.
988 * expr.h (set_mem_alias_set): Move decl to here.
989 * rtl.h (mem_attrs): New typedef and struct.
990 (union rtunion_def): Add field for mem_attrs.
991 (X0MEMATTR, MEM_ATTRS): New macros.
992 (MEM_ALIAS_SET): Use MEM_ATTRS.
993 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
994 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
995 (set_mem_alias_set): Delete decl from here.
997 * alias.c (set_mem_alias_set): Delete from here.
998 * emit-rtl.c (mem_attrs_htab): New variable.
999 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
1000 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
1001 (mem_attrs_mark, get_mem_attrs): Likewise.
1002 (gen_rtx_MEM): Clear MEM_ATTRS.
1003 (set_mem_attributes): Move to here.
1004 (set_mem_alias_set): Likewise, and call get_mem_attrs.
1005 (init_emit_once): const_int_htab now deletable htab.
1006 Initialize mem_attrs_htab.
1007 * explow.c (set_mem_attributes): Delete from here.
1008 * function.c (put_var_into_stack): Clear MEM_ATTRS.
1009 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
1010 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
1011 * reload1.c (reload): Rework changing REG to MEM.
1013 2001-09-30 H.J. Lu <hjl@gnu.org>
1015 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
1016 * config.in: Rebuild.
1018 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1020 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
1021 ("tsthi_1"): Avoid allocation in register y.
1022 ("*movqi_68hc12"): Reorganize and fix constraints.
1023 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
1024 ("addqi3"): Likewise.
1025 ("addhi3"): Fix constraints.
1026 ("*logicalhi3_zexthi"): Disparage soft registers.
1028 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1030 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
1033 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1035 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
1036 that we use setjmp/longjmp exceptions.
1038 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
1040 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
1041 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
1042 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
1043 _cpp_pool_alloc, _cpp_next_chunk): Remove.
1044 (_cpp_extend_buff, BUFF_ROOM): Update.
1045 (_cpp_append_extend_buff): New.
1046 (struct cpp_reader): Remove macro_pool, add a_buff.
1047 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
1049 (cpp_destroy): Free a_buff instead of macro_pool.
1050 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
1051 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
1052 _cpp_pool_alloc, ): Remove.
1053 (parse_number, parse_string): Update use of _cpp_extend_buff.
1054 (_cpp_extend_buff): Update.
1055 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
1056 * cpplib.c (glue_header_name, parse_answer):
1057 Update use of _cpp_extend_buff.
1058 (cpp_register_pragma, cpp_register_pragma_space): Use
1060 (do_assert, do_unassert): Check for EOL, update.
1061 * cppmacro.c (stringify_arg, collect_args): Update to use
1062 _cpp_extend_buff and _cpp_append_extend_buff.
1063 (save_parameter, parse_params, alloc_expansion_token,
1064 _cpp_create_definition): Rework memory management.
1066 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
1068 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
1069 update md_exec_prefix.
1070 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
1073 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
1075 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
1076 (SELECT_CC_MODE): Use s390_select_ccmode.
1077 * config/s390/s390-protos.h (s390_select_ccmode): Add.
1078 * config/s390/s390.c (s390_select_ccmode): New.
1079 (s390_match_ccmode): Add CCLmode.
1080 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
1081 (output_branch_condition, output_inverse_branch_condition): Removed.
1082 (print_operand): Use s390_branch_condition_mnemonic.
1083 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
1084 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
1085 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
1087 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
1088 when converting conditional branches to far branches.
1089 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
1090 cmpint_di): Use CCSmode instead of CCUmode.
1092 * config/s390/s390.c (legitimate_la_operand_p): New.
1093 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
1094 * config/s390/s390.md (movsi): Convert load address patterns to
1095 arithmetic operations when necessary.
1096 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
1097 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
1098 (*do_la_reg_0): Don't use before reload.
1100 * config/s390/s390.c (legitimize_address): Make more efficient
1101 use of two-register addressing mode.
1103 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
1104 with -mno-backchain in some corner cases.
1106 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
1108 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
1110 * reload.c (find_reloads): Mark new USE insns with QImode.
1111 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
1112 find_reloads_subreg_address): Likewise.
1113 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
1115 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
1117 (reload): Make sure there are no USEs with mode other than
1118 VOIDmode. At the end, remove those marked with QImode.
1120 2001-09-29 Per Bothner <per@bothner.com>
1122 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
1123 * Makefile.in (includedir): Rename to local_includedir.
1124 (includedir): Define as $(prefix)/include.
1125 * config.in (PREFIX_INCLUDE_DIR): New variable.
1126 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
1128 2001-09-29 Bernd Schmidt <bernds@redhat.com>
1130 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
1132 * doc/extend.texi (Vector Extensions): New node.
1133 * doc/invoke.texi (Machine Dependent Options): Add documentation for
1134 i386 -mmmx, -msse, -m3dnow.
1136 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1138 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
1140 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
1142 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
1144 * doc/invoke.texi (Optimize Options): Delete spurious @table.
1146 2001-09-28 Richard Henderson <rth@redhat.com>
1148 * varasm.c (assemble_integer): Bound alignment check by
1151 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
1153 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1155 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1157 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1159 Mostly from Graham Stott <grahams@redhat.com>
1160 * c-common.c (type_for_mode): Add support for V2SFmode.
1161 * tree.c (build_common_tree_nodes_2): Likewise.
1162 * tree.h (enum tree_index, global_trees): Likewise.
1163 * config/i386/i386.c (x86_3dnow_a): New variable.
1164 (override_options): Support 3Dnow extensions.
1165 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
1166 Athlon's version of 3Dnow.
1167 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
1168 (ix86_expand_builtin): Handle them.
1169 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
1170 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
1171 TARGET_3DNOW_A): New macros.
1172 (TARGET_SWITCHES): Add 3Dnow switches.
1173 (VALID_MMX_REG_MODE_3DNOW): New macro.
1174 (VECTOR_MODE_SUPPORTED_P): Use it.
1175 (enum ix86_builtins): Add entries for 3Dnow builtins.
1176 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
1177 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
1178 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
1179 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
1180 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
1181 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
1182 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
1183 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
1184 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
1185 sfence_insn, prefetch): Make these available if TARGET_SSE or
1188 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1190 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
1191 ix86_va_start, ix86_build_va_list): Declare.
1192 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
1193 ix86_va_start, ix86_build_va_list): New global functions.
1194 * i386.md (sse_prologue_save_insn): New insn.
1195 (sse_prologue_save): New expander.
1196 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
1197 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
1199 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1201 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
1202 Use size_t everywhere, make definitions consistent with
1205 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1207 * gcse.c (replace_store_insn): Use delete_insn.
1208 * loop.c (move_movables): Likewise; avoid delete_insn
1209 from clobbering notes moved elsewhere.
1210 (check_dbra_loop): Use delete_insn.
1211 * ssa.c (convert_from_ssa): Likewise.
1212 * cse.c (cse_insn): Use delete_insn.
1214 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1216 * cpphash.h (struct cpp_buff): Make unsigned.
1217 (_cpp_get_buff): Take length of size_t.
1218 (_cpp_unaligned_alloc): New.
1219 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
1220 (struct cpp_reader): Remove ident_pool. Add u_buff.
1221 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
1222 (cpp_destroy): Destroy u_buff, not ident_pool.
1223 * cpplex.c (parse_number, parse_string, save_comment,
1224 cpp_token_as_text): Update to use the unaligned buffer.
1225 (new_buff): Make unsigned.
1226 (_cpp_unaligned_alloc): New.
1227 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
1228 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
1230 (collect_args): Make unsigned.
1232 2001-09-27 Zack Weinberg <zack@codesourcery.com>
1234 * cpplex.c (cpp_output_token): Use a putc loop for
1235 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
1237 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
1238 * configure, config.in: Regenerate.
1239 * system.h: Replace fwrite and fprintf with their unlocked
1240 variants if available.
1242 2001-09-27 Richard Henderson <rth@redhat.com>
1244 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
1245 in favour of .eh_frame.
1247 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
1249 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
1251 (LIBCALL_VALUE): Likewise.
1253 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1255 * cpphash.h: Update comment.
1256 * cpplex.c: Update comments.
1257 (_cpp_can_paste): Remove.
1258 * cpplib.h (_cpp_can_paste): Remove.
1259 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
1260 lexer rather than _cpp_can_paste.
1262 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1264 * doc/cppinternals.texi: Update.
1266 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1268 * cpphash.h (struct cpp_pool): Remove locks and locked.
1269 (struct cpp_context): Add member buff.
1270 (struct cpp_reader): Remove member argument_pool.
1271 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1272 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
1273 * cpplex.c (chunk_suitable): Remove pool argument.
1274 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
1275 (new_buff, _cpp_extend_buff): Update.
1276 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
1277 which buffer is returned.
1278 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
1279 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1280 * cppmacro.c (lock_pools, unlock_pools): Remove.
1281 (push_ptoken_context): Take a _cpp_buff.
1282 (enter_macro_context): Pool locking removed.
1283 (replace_args): Use a _cpp_buff for the replacement list with
1285 (push_token_context): Clear buff.
1286 (expand_arg): Use _cpp_pop_context.
1287 (_cpp_pop_context): Free a context's buffer, if any.
1289 2001-09-26 DJ Delorie <dj@redhat.com>
1291 * c-typeck.c (digest_init): Check for sizeless arrays.
1293 2001-09-26 Richard Henderson <rth@redhat.com>
1295 * optabs.c (init_one_libfunc): Create a dummy function type
1296 instead of using error_mark_node.
1298 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1300 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
1301 _cpp_extend_buff, _cpp_free_buff): New.
1302 (struct cpp_reader): New member free_buffs.
1303 * cppinit.c (cpp_destroy): Free buffers.
1304 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
1305 _cpp_extend_buff, _cpp_free_buff): New.
1306 * cpplib.h (struct cpp_options): Remove unused member.
1307 * cppmacro.c (collect_args): New. Combines the old parse_arg
1308 and parse_args. Use _cpp_buff for memory allocation.
1309 (funlike_invocation_p, replace_args): Update.
1311 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1313 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
1315 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
1317 * except.c (sjlj_mark_call_sites): Change address inside sequence.
1319 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
1321 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
1324 2001-09-25 Janis Johnson <janis187@us.ibm.com>
1325 Jim Wilson <wilson@redhat.com>
1327 * doc/install.texi (Specific, ia64-*-linux): Document.
1329 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1331 * Makefile.in (cfgrtl.o): Add.
1332 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1333 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1334 free_aux_for_edge): Declare.
1336 (HAVE_return): Undefine.
1337 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1338 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1339 free_aux_for_edge): New global functions.
1340 (first_delete_block): New static variable.
1341 (init_flow): Clear first_delete_block.
1342 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
1343 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
1344 try_redirect_by_replacing_jump, last_loop_beg_note,
1345 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
1346 delete_insn, delete_insn_chain, create_basic_block_structure,
1347 create_basic_block, flow_delete_block, compute_bb_for_insn,
1348 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
1349 set_block_for_new_insns, split_block, merge_blocks_nomove,
1350 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1351 redirect_edge_and_branch, force_nonfallthru_and_redirect,
1352 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
1353 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
1354 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
1355 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
1356 purge_all_dead_edges): Move to ....
1357 * cfgrtl.c: New file; .... Here.
1359 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
1360 (reroder_basic_block): Use alloc_aux_for_blocks.
1361 * predict.c (estimate_bb_frequencies): Likewise; use
1362 alloc_aux_for_edges.
1363 * profile.c (compute_branch_probabilities): Likewise.
1364 (branch_prob): Likewise.
1365 * reg-stack.c (reg_to_stack): Likewise.
1367 * emit-rtl.c (emit_insns_after): Never return NULL.
1369 * basic-block.h (set_block_for_new_insns): Delete.
1370 * cfgrtl.c (set_block_for_new_insns): Delete.
1372 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
1373 calls when crossjumping.
1375 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
1376 * unroll.c (copy_loop_body): Use delete_insn.
1378 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
1379 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
1380 keep_stack_depressed): Likewise.
1381 * gcse.c (cprop_cc0_jump): Likewise.
1382 * local-alloc.c (update_equiv_regs): Likewise.
1383 * loop.c (scan_loop, loop_delete_insns): Likewise.
1384 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
1385 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
1386 delete_output_reload, delete_address_reloads_1,
1387 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
1389 * sibcall.c (replace_call_placeholder): Likewise.
1390 * cse.c (cse_insn): Likewise.
1392 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1394 From Graham Stott <grahams@redhat.com>
1395 (def_builtin): Only define builtins appropriate for target_flags. All
1397 (builtin_decsription): Add new field mask which is used to determine
1398 when to define the builtin via the macro def_builtin.
1400 (bdesc_comi): Initialise new mask fields.
1401 (bdesc_2srg): Likewise.
1402 (bdesc_1arg): Likewise.
1404 * config/i386/i386.c (ix86_init_builtins): Correct return type
1405 building v4hi_ftype_v4hi_int_int tree node.
1406 (ix86_expand_sse_comi): Fix typo swapping operands.
1407 Don't swap comparision condition, it is already swapped.
1408 (ix86_expand_sse_compare): Before swapping operands
1409 move operand 1 into new rtx and not the target rtx.
1410 Don't swap comparison condition, it is already swapped.
1411 Always check whether we need to create a new TARGET.
1413 * config/i386/i386.md: (sse_comi) Fix typos.
1414 (sse_ucomi): Likewise.
1415 (cvtss2si): Fix operand 0 contraint.
1416 (cvttss2si): Likewise.
1417 (sse_unpckhps): Fix mode for operand 2.
1418 (sse_unpcklps): Likewise.
1420 2001-09-25 Graham Stott <grahams@redhat.com>
1422 * sibcall.c (skip_copy_to_return_value): Tighten return value
1425 2001-09-24 David Edelsohn <edelsohn@gnu.org>
1427 * rs6000.c (lwa_operand): Address must be word aligned.
1429 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1431 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
1432 number has been set.
1433 (type_hash_mark): Mark type itself.
1435 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
1437 * c-lex.c (cb_def_pragma): Update.
1438 (c_lex): Update, and skip padding.
1439 * cppexp.c (lex, parse_defined): Update, remove unused variable.
1440 * cpphash.h (struct toklist): Delete.
1441 (union utoken): New.
1442 (struct cpp_context): Update.
1443 (struct cpp_reader): New members eof, avoid_paste.
1444 (_cpp_temp_token): New.
1445 * cppinit.c (cpp_create_reader): Update.
1446 * cpplex.c (_cpp_temp_token): New.
1447 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
1448 (cpp_output_token): Don't print leading whitespace.
1449 (cpp_output_line): Update.
1450 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
1451 do_include_common, do_line, do_ident, do_pragma,
1452 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
1453 parse_assertion): Update.
1454 (get_token_no_padding): New.
1455 * cpplib.h (CPP_PADDING): New.
1456 (AVOID_LPASTE): Delete.
1457 (struct cpp_token): New union member source.
1458 (cpp_get_token): Update.
1459 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
1460 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
1461 replace_args, quote_string, stringify_arg, parse_arg, next_context,
1462 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
1463 _cpp_backup_tokens, _cpp_create_definition): Update.
1464 (push_arg_context): Delete.
1465 (padding_token, push_token_context, push_ptoken_context): New.
1466 (make_string_token, make_number_token): Update, rename.
1467 (cpp_get_token): Update to handle tokens as pointers to const,
1468 and insert padding appropriately.
1469 * cppmain.c (struct printer): New member prev.
1470 (check_multiline_token): Constify.
1471 (do_preprocessing, cb_line_change): Update.
1472 (scan_translation_unit): Update to handle spacing.
1473 * scan-decls.c (get_a_token): New.
1474 (skip_to_closing_brace, scan_decls): Update.
1475 * fix-header.c (read_scan_file): Update.
1477 * doc/cpp.texi: Update.
1479 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1481 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
1482 leak by passing malloc'ed pointer to reconcat, not concat.
1484 2001-09-24 DJ Delorie <dj@redhat.com>
1486 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
1488 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
1490 * flow.c (delete_dead_jumptables): Delete jumptable if the only
1491 reference is from the literal pool.
1493 2001-09-24 Janis Johnson <janis187@us.ibm.com>
1495 * doc/install.texi (Final install): Request additional information
1496 in mail about successful builds.
1498 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1500 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
1501 initial value of return pointer register instead of value in frame-20.
1504 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1506 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
1507 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
1508 the libcall if there isn't a referenced identifier for the symbol.
1510 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1512 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
1513 non 64-bit machines. Use these as a plabel for the trampoline.
1514 (TRAMPOLINE_SIZE): Adjust size for new words.
1515 (INITIALIZE_TRAMPOLINE): Initialize new words.
1516 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
1517 pointer to the plabel in the trampoline.
1519 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1521 * pa.c (function_arg): Pass floating arguments in both general and
1522 floating registers in indirect (dynamic) calls when generating code
1523 for the 32 bit ABI and the HP assembler.
1525 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1527 * doc/install.texi: Markup fixes.
1528 Use Solaris 2, SunOS 4 as appropriate.
1529 (Specific, *-*-solaris2*): Explain this.
1530 Unconditionally warn against /usr/ucb tools.
1531 Remove Sun as warning, obsolete.
1532 Move X11 header bug workaround here, update patches.
1533 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
1534 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
1536 2001-09-23 Zack Weinberg <zack@codesourcery.com>
1538 * errors.h (warning, error, fatal, internal_error): Don't mark
1539 with ATTRIBUTE_PRINTF_n.
1540 * toplev.h (internal_error, fatal_io_error, warning, error,
1541 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
1542 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
1545 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1547 * function.c (pop_function_context_from): var_refs_queue
1548 and temp slots now in GC memory.
1549 (mark_function_status, free_after_compilation): Likewise;
1550 also struct function now in GC memory.
1551 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
1552 (combine_temp_slots): Likewise.
1553 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
1554 (prepare_function_start): Use GC memory for struct function.
1555 (mark_temp_slot): Deleted.
1556 (gcc_mark_struct_function): struct function now in GC memory.
1558 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
1559 code for division, not modulus.
1561 * rtl.def (MEM): Remove obsolete part of comment.
1563 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
1565 * c-format.c (init_function_format_info): Check __builtin_printf
1566 and __builtin_fprintf even if -ffreestanding. Check C99 functions
1569 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1571 * c-common.c (format_attribute_table): Remove decl.
1572 * tree.h (format_attribute_table, lang_attribute_table): New decls.
1573 (lang_attribute_common): Likewise.
1575 * function.c (fix_lexical_address): Use set_mem_alias_set.
1576 (expand_function_start): Likewise.
1577 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
1579 * varasm.c (output_constant): Fix unused variable warning.
1581 * attribs.c: New file, from c-common.c.
1582 (attribute_tables): Now four elements.
1583 (format_attribute_table, lang_attribute_common): New variables.
1584 (init_attributes): Reflect above changes.
1585 (handle_mode_attribute): Delete check for wider than uintmax.
1586 * c-common.c: Delete parts moved to attribs.c.
1587 (enum attrs): Deleted; unused.
1588 (c_format_attribute_table): New variable.
1589 (c_common_lang_init): Initialize format_attribute_table with it.
1590 * c-common.h (decl_attributes): Remove decl.
1591 * tree.h (decl_attribute): Move it to here.
1592 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
1593 (attribs.o): New rule.
1595 2001-09-22 Andreas Jaeger <aj@suse.de>
1597 * builtins.c (c_getstr): Remove unused variable.
1599 2001-09-21 Richard Henderson <rth@redhat.com>
1601 * reload1.c (reload): Use delete_insn instead of splatting
1604 2001-09-21 Richard Henderson <rth@redhat.com>
1606 * reload.c (push_secondary_reload): Don't check for "=" in output
1607 constraint after ""->ALL_REGS check.
1609 2001-09-21 Richard Henderson <rth@redhat.com>
1611 * predict.c (expected_value_to_br_prob): Use pc_set.
1613 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
1614 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
1616 2001-09-21 Richard Henderson <rth@redhat.com>
1618 * rtl.h (LCT_RETURNS_TWICE): New.
1619 * calls.c (emit_call_1): Set current_function_calls_setjmp for
1621 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
1622 to ECF_RETURNS_TWICE.
1623 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
1626 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
1628 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
1629 (JMP_BUF_SIZE): New.
1631 2001-09-21 Richard Henderson <rth@redhat.com>
1633 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
1636 2001-09-21 Richard Henderson <rth@redhat.com>
1638 * tree.def (FDESC_EXPR): New.
1639 * expr.c (expand_expr): Handle it.
1640 * varasm.c (initializer_constant_valid_p): Likewise.
1641 (output_constant): Likewise.
1642 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1643 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1644 (ASM_OUTPUT_FDESC): New.
1645 * doc/tm.texi: Document the new macros.
1647 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1649 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
1650 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
1651 once merging is complete.
1653 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1655 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
1657 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1659 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
1660 that would be invalid after a merge.
1662 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
1664 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
1665 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
1667 (flow_delete_insn): This one.
1668 (delete_insn_chain): Rename from ...; do not care labels.
1669 (flow_delete_insn_chain): ... this one.
1670 (flow_delete_block): Remove the insns one BB has been expunged.
1671 (merge_blocks_nomove): Likewise.
1672 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
1673 updating BB boundaries.
1674 (tidy_fallthru_edge): Likewise.
1675 (commit_one_edge_insertion): Likewise.
1676 * cfgbuild.c (find_basic_block): Likewise.
1677 (find_basic_blocks_1): Likewise.
1678 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
1679 (try_crossjump_to_edge): Likewise.
1680 (try_optimize_cfg): Likewise.
1681 * cse.c (delete_trivially_dead_insns): Likewise.
1682 * df.c (df_insn_delete): Likewise.
1683 * doloop.c (doloop_modify): Use delete_related_insns.
1684 * emit-rtl.c (try_split): Likewise.
1685 (remove_insn): Update BB boundaries.
1686 * expect.c (connect_post_landing_pads): Use delete_related_insns.
1687 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
1688 updating BB boundaries.
1689 (propagate_block_delete_insn): Likewise.
1690 (propagate_block_delete_libcall): Likewise.
1691 * function.c (delete_handlers): Use delete_related_insns.
1692 (thread_prologue_and_epilogue_insns): Likewise.
1693 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
1694 * genpeep.c (gen_peephole): Use delete_related_insns.
1695 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
1697 (find_cond_trap): Likewise.
1698 * integrate.c (save_for_inline): Use delete_related_insns.
1699 (copy_insn_list): Likewise.
1700 * jump.c (pruge_linie_number_notes): Likewise.
1701 (duplicate_loop_exit_test): Likewise.
1702 (delete_computation): Likewise.
1703 (delete_related_insn): Rename from ...; use delete_insn
1704 (delete_insn): ... this one.
1705 (redirect_jump): Use delete_related_insns.
1706 * loop.c (scan_loop): Likewise.
1707 (move_movables): Likewise.
1708 (find_and_verify_loops): Likewise.
1709 (check_dbra_loop): Likewise.
1710 * recog.c (peephole2_optimize): Likewise.
1711 * reg-stack.c (delete_insn_for_stacker): Remove.
1712 (move_for_stack_reg): Use delete_insn.
1713 * regmove.c (combine_stack_adjustments_for_block): Likewise.
1714 * reload1.c (delete_address_reloads): Use delete_related_insns.
1715 (fixup_abnormal_edges): Use delete_insn.
1716 * recog.c (emit_delay_sequence): Use delete_related_insns.
1717 (delete_from-delay_slot): Likewise.
1718 (delete_scheduled_jump): likewise.
1719 (optimize_skip): Likewise.
1720 (try_merge_delay_insns): Likewise.
1721 (full_simple_delay_slots): Likewise.
1722 (fill_slots_from_thread): Likewise.
1723 (relax_delay_slots): Likewise.
1724 (make_return_insns): Likewise.
1725 (dbr_schedule): Likewise.
1726 * rtl.h (delete_insn): Rename to delete_related_insns.
1727 (delete_insn, delete_insn_chain): New prototypes.
1728 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
1729 by df_insn_delete already.
1730 * ssa-dce.c (delete_insn_bb): Use delete_insn.
1731 * ssa.c (convert_from_ssa): Use delete_related_insns.
1732 * unroll.c (unroll_loop): Likewise.
1733 (calculate_giv_inc): Likewise.
1734 (copy_loop_body): Likewise.
1736 * i386-protos.h (ix86_libcall_value, ix86_function_value,
1737 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1738 ix86_return_in_memory, ix86_function_value): Declare.
1739 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
1740 new static valurables.
1741 (x86_64_reg_class): New enum
1742 (x86_64_reg_class_name): New array.
1743 (classify_argument, examine_argument, construct_container,
1744 merge_classes): New static functions.
1745 (optimization_options): Enable flag_omit_frame_pointer and disable
1746 flag_pcc_struct_return on 64bit.
1747 (ix86_libcall_value, ix86_function_value,
1748 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1749 ix86_return_in_memory, ix86_function_value): New global functions.
1750 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
1751 (function_arg_advance): Handle x86_64 passing conventions.
1752 (function_arg): Likewise.
1753 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
1754 (RETURN_IN_MEMORY): Move offline.
1755 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
1756 (FUNCTION_VALUE_REGNO_P): New macro.
1757 (FUNCTION_ARG_REGNO_P): Move offline.
1758 (struct ix86_args): Add maybe_vaarg.
1759 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
1760 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
1762 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
1764 * s390.md: Changed attributes for scheduling.
1765 * s390.c: (s390_adjust_cost, s390_adjust_priority)
1768 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
1770 Table-driven attributes.
1771 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
1772 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
1773 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
1774 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
1775 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
1776 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
1777 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
1778 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
1779 * tree.h (struct tree_decl): Change machine_attributes to
1781 * doc/c-tree.texi: Document that all attributes are now attached
1783 * c-common.c (add_attribute, attrtab, attrtab_idx,
1784 default_valid_lang_attribute, valid_lang_attribute): Remove.
1785 (attribute_tables, attributes_initialized,
1786 c_common_attribute_table, default_lang_attribute_table): New
1788 (handle_packed_attribute, handle_nocommon_attribute,
1789 handle_common_attribute, handle_noreturn_attribute,
1790 handle_unused_attribute, handle_const_attribute,
1791 handle_transparent_union_attribute, handle_constructor_attribute,
1792 handle_destructor_attribute, handle_mode_attribute,
1793 handle_section_attribute, handle_aligned_attribute,
1794 handle_weak_attribute, handle_alias_attribute,
1795 handle_no_instrument_function_attribute,
1796 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
1797 handle_no_limit_stack_attribute, handle_pure_attribute): New
1799 (init_attributes, decl_attributes): Rewrite to implement
1800 table-driven attributes.
1801 * c-common.h (enum attribute_flags): Move to tree.h.
1802 * c-format.c (decl_handle_format_attribute,
1803 decl_handle_format_arg_attribute): Rename to
1804 handle_format_attribute and handle_format_arg_attribute. Update
1805 for table-driven attributes.
1806 * c-common.h (decl_handle_format_attribute,
1807 decl_handle_format_arg_attribute): Remove prototypes.
1808 (handle_format_attribute, handle_format_arg_attribute): Add
1810 * c-decl.c (grokdeclarator): Handle attributes nested inside
1812 * c-parse.in (setattrs, maybe_setattrs): Remove.
1813 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
1814 Update to handle nested attributes properly.
1815 (maybe_resetattrs, after_type_declarator,
1816 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
1817 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
1819 (make_pointer_declarator): Update to handle nested attributes
1821 * doc/extend.texi: Update documentation of limits of attributes
1822 syntax. Warn about problems with attribute semantics in C++.
1823 * target.h (struct target): Remove valid_decl_attribute and
1824 valid_type_attribute. Add attribute_table and
1825 function_attribute_inlinable_p.
1826 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
1827 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
1828 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
1830 (TARGET_INITIALIZER): Update.
1831 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
1833 (function_attribute_inlinable_p): New function. Check for the
1834 presence of any machine attributes before using
1835 targetm.function_attribute_inlinable_p.
1836 (function_cannot_inline_p): Update.
1837 * Makefile.in (integrate.o): Update dependencies.
1838 * doc/tm.texi: Update documentation of target attributes and
1839 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
1840 * tree.c (default_valid_attribute_p, valid_machine_attribute):
1842 (default_target_attribute_table,
1843 default_function_attribute_inlinable_p): New.
1844 (lookup_attribute): Update comment to clarify handling of multiple
1845 attributes with the same name.
1846 (merge_attributes, attribute_list_contained): Allow multiple
1847 attributes with the same name but different arguments to appear in
1848 the same attribute list.
1849 * tree.h (default_valid_attribute_p): Remove prototype.
1850 (struct attribute_spec): New.
1851 (default_target_attribute_table): Declare.
1852 (enum attribute_flags): Move from c-common.h. Add
1853 ATTR_FLAG_TYPE_IN_PLACE.
1854 (default_function_attribute_inlinable_p): Declare.
1855 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
1856 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1857 (TARGET_ATTRIBUTE_TABLE): Define.
1858 (vms_attribute_table): New.
1859 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
1860 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1861 (TARGET_ATTRIBUTE_TABLE): Define.
1862 (arc_attribute_table, arc_handle_interrupt_attribute): New.
1863 * config/arm/arm.c (arm_valid_type_attribute_p,
1864 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
1866 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1868 (TARGET_ATTRIBUTE_TABLE): Define.
1869 (arm_attribute_table, arm_handle_fndecl_attribute,
1870 arm_handle_isr_attribute): New.
1871 * config/avr/avr.c (avr_valid_type_attribute,
1872 avr_valid_decl_attribute): Remove.
1873 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
1875 (TARGET_ATTRIBUTE_TABLE): Define.
1876 (avr_attribute_table, avr_handle_progmem_attribute,
1877 avr_handle_fndecl_attribute): New.
1878 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
1879 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1880 (TARGET_ATTRIBUTE_TABLE): Define.
1881 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
1882 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
1883 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1884 (TARGET_ATTRIBUTE_TABLE): Define.
1885 (h8300_attribute_table, h8300_handle_fndecl_attribute,
1886 h8300_handle_eightbit_data_attribute,
1887 h8300_handle_tiny_data_attribute): New.
1888 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
1889 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
1891 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
1893 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
1894 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1896 (TARGET_ATTRIBUTE_TABLE): Define.
1897 (ix86_attribute_table, ix86_handle_cdecl_attribute,
1898 ix86_handle_regparm_attribute): New.
1899 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
1900 i386_pe_valid_type_attribute_p): Remove.
1901 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
1902 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
1903 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1904 (TARGET_ATTRIBUTE_TABLE): Define.
1905 (ia64_attribute_table): New.
1906 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
1907 interrupt_ident2, model_ident1, model_ident2): Remove.
1908 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1909 (TARGET_ATTRIBUTE_TABLE): Define.
1910 (init_idents): Update.
1911 (m32r_attribute_table, m32r_handle_model_attribute): New.
1912 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
1914 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1915 (TARGET_ATTRIBUTE_TABLE): Define.
1916 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
1917 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
1918 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1919 (TARGET_ATTRIBUTE_TABLE): Define.
1920 (mcore_attribute_table, mcore_handle_naked_attribute): New.
1921 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
1922 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1923 (TARGET_ATTRIBUTE_TABLE): Define.
1924 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
1925 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
1926 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1927 (TARGET_ATTRIBUTE_TABLE): Define.
1928 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
1929 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
1930 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1931 (TARGET_ATTRIBUTE_TABLE): Define.
1932 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
1933 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1935 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
1937 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
1938 (TARGET_ATTRIBUTE_TABLE): Define.
1939 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
1941 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
1942 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1943 (TARGET_ATTRIBUTE_TABLE): Define.
1944 (v850_attribute_table, v850_handle_interrupt_attribute,
1945 v850_handle_data_area_attribute): New.
1946 * config/v850/v850-c.c (mark_current_function_as_interrupt):
1947 Return void. Call decl_attributes instead of
1948 valid_machine_attribute.
1950 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
1952 * sh-protos.h (sh_pr_n_sets): Declare.
1953 * sh.c (calc_live_regs): If the initial value for PR has been copied,
1954 look at the copy to determine if PR needs to be saved.
1955 sh_pr_n_sets: New function.
1956 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
1957 (ALLOCATE_INITIAL_VALUE): Define.
1959 * sh.c (initial_elimination_offset):
1960 Fix RETURN_ADDRESS_POINTER_REGNUM case.
1962 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
1964 * integrate.c (allocate_initial_values): New function.
1965 * integrate.h (allocate_initial_values): Declare.
1966 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
1968 * reload1.c (reload): And initialization of reg_equiv_memory_loc
1970 * toplev.c (rest_of_compilation): To here.
1971 Call allocate_initial_values.
1972 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
1974 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1976 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
1978 2001-09-20 DJ Delorie <dj@redhat.com>
1980 * c-typeck.c (really_start_incremental_init): Discriminate
1981 between zero-length arrays and flexible arrays.
1982 (push_init_level): Detect zero-length arrays and handle them
1983 like fixed-sized arrays.
1984 * expr.c (store_constructor): Handle zero-length arrays and
1985 flexible arrays correctly.
1986 * doc/extend.texi: Update zero-length array notes.
1988 2001-09-20 Jim Wilson <wilson@redhat.com>
1990 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
1991 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
1992 for issue port conflicts.
1993 (cycle_end_fill_slots): TYPE_L instructions take two slots.
1995 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
1997 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
2000 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2002 * fold-const.c (hashtab.h): Include.
2003 (int_const_binop): Remove FORSIZE arg and compute from type; all
2005 Call size_int_type_wide for all single-word constants.
2006 (size_htab_hash, size_htab_eq): New functions.
2007 (size_int_type_wide): Rework to use hash table.
2008 * ggc-common.c (hashtab.h): Include.
2009 (struct d_htab_root): New struct.
2010 (d_htab_roots): New variable.
2011 (ggc_add_deletable_htab, ggc_htab_delete): New functions
2012 (ggc_mark_roots): Handle deletable htabs.
2013 * ggc-page.c (ggc_marked_p): New function.
2014 * ggc-simple.c (ggc_marked_p): Likewise.
2015 * ggc.h: Reformatting throughout.
2016 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
2017 * tree.c (init_obstacks): Make type_hash_table a deletable root.
2018 (type_hash_add): Allocate struct type_hash from GC memory.
2019 (mark_hash_entry, mark_type_hash): Deleted.
2020 (type_hash_marked_p, type_hash_mark): New functions.
2021 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
2023 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
2025 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
2028 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2030 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
2031 array-too-large test for signed sizetype.
2033 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2035 * i386.md (indirect_jump): Allow Pmode operand.
2036 (tablejump): LIkewise; perform expansion to 64bit mode.
2037 * i386.c (symbolic_operand): Allow 64bit PIC references.
2038 (pic_symbolic_operand): Likewise.
2039 (ix86_find_base_term): Strip the 64bit PIC references.
2040 (legitimate_pic_address_disp_p): Handle 64bit PIC.
2041 (legitimize_pic_address): Likewise.
2042 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
2043 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
2045 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
2047 * stringpool.c (get_identifier_with_length): New function.
2048 * tree.h (get_identifier_with_length): New prototype.
2050 2001-09-19 Alan Modra <amodra@bigpond.net.au>
2051 David Edelsohn <edelsohn@gnu.org>
2054 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
2055 already sign-extended.
2057 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
2058 * config/rs6000/rs6000.c (logical_operand): Always compare op as
2060 (rs6000_emit_set_long_const): Avoid unnecessary shift.
2061 (output_profile_hook): Declare label_name const.
2062 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
2063 to match constraints.
2065 2001-09-19 Stan Shebs <shebs@apple.com>
2067 * alias.c: Fix typos in comments.
2068 * sched-rgn.c (init_ready_list): Ditto.
2069 * unwind-dw2.c (uw_frame_state_for): Ditto.
2070 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
2071 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
2072 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
2074 2001-09-19 Richard Henderson <rth@redhat.com>
2076 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
2078 * Makefile.in (cfg.o): Depend on TM_P_H.
2080 2001-09-19 Richard Henderson <rth@redhat.com>
2082 * config/alpha/alpha.c (local_symbol_p): Split out from ...
2083 (local_symbolic_operand): ... here.
2084 (small_symbolic_operand): Check mode.
2085 (global_symbolic_operand): New.
2086 (input_operand): Reject symbolics if explicit relocs.
2087 (call_operand): Tidy.
2088 (alpha_legitimize_address): Use movdi_er_high_g.
2089 (alpha_expand_mov): Likewise.
2090 * config/alpha/alpha-protos.h: Update.
2091 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2092 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
2093 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
2094 (UNSPECV_LDGP2): Remove.
2095 (all call patterns): Use 's' not 'i' for symbolic constraint.
2096 (call_osf call_value_osf): Use call_operand.
2097 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
2098 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
2099 (prologue_ldgp_1_er): Remove.
2100 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
2101 (builtin_setjmp_receiver_er patterns): Use them.
2102 (exception_receiver_er): Likewise.
2104 2001-09-19 Richard Henderson <rth@redhat.com>
2106 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
2108 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
2109 and NON_LOCAL_GOTO notes.
2110 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
2111 copy over CALL_INSN_FUNCTION_USAGE.
2113 2001-09-18 Catherine Moore <clm@redhat.com>
2115 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
2118 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
2120 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
2121 new-style tm_file specification. Specify correct tm_p_file,
2122 md_file, and out_file for s390x.
2124 * config/s390/linux.h, linux64.h: Don't include other target
2125 macro header files. Now handled via tm_file.
2127 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
2128 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
2129 are defined before use.
2131 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
2133 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
2134 code generation only for Gnu assembler.
2136 2001-09-18 Catherine Moore <clm@redhat.com>
2138 * config/stormy16 (LIB_SPEC): Remove -lnosys.
2140 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
2142 * config/mips/mips.c (mips_frame_set): New.
2143 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
2144 a parallel frame-related expression with a set for each register.
2146 2001-09-18 Philip Blundell <philb@gnu.org>
2148 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
2151 2001-09-17 Dale Johannesen <dalej@apple.com>
2153 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
2154 * config/rs6000/aix.h (FIXED_R2): Define.
2155 * config/rs6000/darwin.h (FIXED_R2): Define.
2156 * config/rs6000/sysv4.h (FIXED_R2): Define.
2158 2001-09-17 Jeff Sturm <jsturm@one-point.com>
2160 * except.c (dw2_build_landing_pads): New local
2161 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
2162 barrier after clobbers. Fixes c++/4012.
2164 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2166 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
2168 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
2170 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
2171 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
2173 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2175 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
2178 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
2180 * cpphash.h (_cpp_lex_direct): New.
2181 * cpplex.c (_cpp_lex_token): Update.
2182 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
2183 and increment that pointer.
2184 * cppmacro.c (alloc_expansion_token): New.
2185 (lex_expansion_token): Lex macro expansion directly into
2188 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
2190 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
2192 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
2194 * basic-block.h (free_bb_for_insn): Declare.
2195 * bb-reorder.c (label_for_bb): Use block_label.
2196 (emit_jump_to_block_after): Remove.
2197 (insert_intra_1): Do not update block_for_insn.
2198 (insert_inter_bb_scope_notes): Likewise; update bb->end
2199 * cfg.c (free_bb_for_insn): New.
2200 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
2201 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
2202 (commit_one_edge_insertion): Likewise.
2203 (commit_one_edge_insertion): Do not update BB boundary.
2204 (commit_edge_insertions): Do not call compute_bb_for_insn.
2205 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
2206 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
2207 (merge_blocks_move_successor_nojumps): Likewise.
2208 (try_crossjump_to_edge): Do not update block_for_insn.
2209 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
2210 * df.c (df_pattern_emit_later): Do not update BB boundary.
2211 (df_jump_pattern_emit_after): Likewise.
2212 (df_insn_move_before): Use emit_insn_before.
2213 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
2215 (add_insn_after, add_insn_before, emit_insns_after): Update BB
2216 boundaries and basic_block_for_insn.
2217 (reorder_insns_nobb): Rename from reorder_insns.
2218 (reorder_insns): New.
2219 (emit_block_insn_before, emit_block_insn_after): Kill.
2220 * flow.c (check_function_return_warnings): Do not call
2221 compute_bb_for_insn; Do not free basic_block_for_insn.
2222 (attempt_auto_inc): Do not update basic_block_for_insn.
2223 * function.c (emit_return_into_block): Likewise;
2224 do not update BB boundaries.
2225 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
2226 (insert_insn_end_bb): Use emit_insn_before; Likewise.
2227 (pre_insert_copy_insn): Likewise.
2228 (update_ld_motion_notes): Likewise.
2229 (insert_insn_start_bb): Likewise.
2230 (replace_store_insn): Likewise.
2231 * ifcvt.c (noce_process_if_block): Likewise.
2232 (if_convert): Do not call compute_bb_for_insn.
2233 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
2234 Use emit_insn_before and emit_insn_after.
2235 * recog.c (split_all_insns): Do not update BB boundaries;
2236 Do not call compute_bb_for_insn.
2237 (peephole2_optimize): Do not update BB boundaries.
2238 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
2240 (emit_swap_insn): Likewise.
2241 (convert_regs_1): Likewise.
2242 * reload1.c (reload): Call compute_bb_for_insn.
2243 * rtl.h (reorder_insns_nobb): Declare.
2244 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
2245 * toplev.c (rest_of_compilation): Call free_bb_for_insn
2246 at places CFG is invalidated; do not call compute_bb_for_insn.
2248 * cfg.c (expunge_block): Invalidate BB structure.
2250 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
2253 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
2255 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2257 * cpphash.h (_cpp_lex_token): Update prototype.
2258 * cpplex.c (_cpp_lex_token): New prototype.
2259 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
2260 lex_macro_node, read_flag, do_pragma_poison): Update.
2261 * cppmacro.c (cpp_get_token, parse_params,
2262 lex_expansion_token): Update.
2264 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2266 * cppmain.c (scan_translation_unit): Don't worry about
2267 putting a space after hashes.
2268 * cpplib.c (directive_diagnostics): New.
2269 (_cpp_handle_directive): Update to use directive_diagnostics.
2270 (run_directive): Don't toggle prevent_expansion.
2271 (do_line): Backup in case of the line extension.
2272 * cpplib.h (cpp_lexer_pos): Remove.
2273 * cppmacro.c (_cpp_create_definition): Precede a leading #
2276 2001-09-15 Richard Henderson <rth@redhat.com>
2278 * c-typeck.c (comptypes): Handle zero-length arrays properly.
2280 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2282 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
2284 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2286 PR preprocessor/3571
2287 * tradcpp.c (handle_directive): Skip non-vertical space.
2289 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2291 * cppmain.c (setup_callbacks): Set line callback only
2292 if outputting preprocessed source.
2294 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2296 * collect2.c (main): Const-ification.
2297 * gcc.c (translate_options, process_command): Use xstrdup in
2298 lieu of xmalloc/strcpy.
2299 (main): Use concat in lieu of xmalloc/strcpy/strcat.
2301 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2303 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
2306 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2308 * scan-decls.c (scan_decls): Fix typo.
2310 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2312 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
2313 Split mlstring_pos into mls_line and mls_col.
2314 * cppinit.c (cpp_create_reader): Initialize line to 1.
2315 (cpp_destroy): Free tokenruns.
2316 (push_include): Don't update lexer_pos.
2317 * cpplex.c (unterminated, parse_string): Update.
2318 (lex_token): Don't update lexer_pos, update.
2319 * cpplib.c (if_stack): Save line instead of line + col.
2320 (start_directive, _cpp_do__Pragma, do_else, do_elif,
2321 push_conditional, _cpp_pop_buffer): Update.
2322 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
2323 (_cpp_create_definition): Update.
2325 2001-09-15 Eric Christopher <echristo@redhat.com>
2327 * config/mips/abi64.h: Add support for MEABI.
2329 2001-09-15 Eric Christopher <echristo@redhat.com>
2331 * config/mips/mips.md: Add unspec #2.
2333 (reload_outdi): Ditto.
2334 (reload_outsi): Ditto.
2337 2001-09-15 Eric Christopher <echristo@redhat.com>
2338 Jason Eckhardt <jle@redhat.com>
2340 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
2341 * config/mips/isa32-linux.h: New file.
2342 * config/mips/isa3264.h: Ditto.
2343 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
2344 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
2345 (output_block_mode): Support MEABI.
2346 (function_arg): Ditto. Fix floating point arg passing.
2347 (mips_va_start): Ditto.
2348 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
2350 (mips_asm_file_start): Add new section to pass abi to gdb.
2351 (function_arg_pass_by_reference): Support MEABI.
2352 (mips_parse_cpu): Support mips32 and mips64 processors.
2353 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
2354 TARGET_MIPS5KC. Support isa32 and isa64.
2355 (processor_type): Add r4kc, r5kc, r20kc.
2356 (GENERATE_MULT3_SI): New.
2357 (GENERATE_MULT3_DI): Ditto.
2358 (GENERATE_MULT3): Remove.
2359 (ISA_HAS_64BIT_REGS): Add isa == 64.
2360 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
2361 (ISA_HAS_MADD_MSUB): New.
2362 (ISA_HAS_CLZ_CLO): Ditto.
2363 (ISA_HAS_DCLZ_DCLO): Ditto.
2364 (ABI_GAS_ASM_SPEC): New.
2365 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
2368 (SUBTARGET_CC1_SPEC): Ditto.
2369 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
2370 (PAD_VARARGS_DOWN): Support MEABI.
2371 (HARD_REGNO_NREGS): Move to mips.c.
2372 (ASM_OUTPUT_IDENT): Add #undef.
2373 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
2374 (mulsi3): Use GENERATE_MULT3_SI.
2375 (mulsi3_mult3): Ditto. Support mips32, mips64.
2376 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
2377 (mul_sub_si): New pattern.
2378 (unnamed splitters): New.
2379 (muldi3): Use GENERATE_MULT3_DI.
2380 (muldi3_internal2): Ditto.
2381 (movdicc): Support mips32.
2382 * config/mips/t-isa3264: New file.
2384 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
2386 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
2387 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
2388 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
2390 * reorg.c (fill_slots_from_thread): After call to
2391 steal_delay_list_from_target, update own_thread as new_thread may
2394 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
2396 * cpperror.c (print_location): Take line and column, for
2397 default positioning use the previously lexed token.
2398 (_cpp_begin_message): Take line and column.
2399 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2400 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2401 * cpphash.h (_cpp_begin_message): Update prototype.
2402 * cppinit.c (push_include): Don't set output line.
2403 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
2404 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
2405 (do_pragma): Kludge for front ends. Don't expand macros at all.
2406 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
2407 (struct cpp_token): Remove output_line.
2408 (struct cpp_callbacks): New member line_change.
2409 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
2410 cpp_get_token): Preserve BOL flag.
2411 (cpp_get_line): Remove.
2412 (_cpp_backup_tokens): Remove useless abort().
2413 * cppmain.c (cb_line_change): New.
2414 (scan_translation_unit): Don't worry about starting new lines here.
2415 * scan-decls.c (scan_decls): Update.
2416 * c-lex.c (c_lex, init_c_lex): Update.
2417 (cb_line_change, src_lineno): New.
2419 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
2421 * tree.c (append_random_chars): Generate the random
2422 characters in a reproducable fashion.
2424 2001-09-14 Richard Henderson <rth@redhat.com>
2426 * config/i386/i386.c (internal_label_prefix): New.
2427 (internal_label_prefix_len): New.
2428 (override_options): Set them.
2429 (local_symbolic_operand): New.
2430 (legitimate_pic_address_disp_p): Use it.
2431 (legitimize_pic_address): Likewise.
2433 2001-09-14 Marc Espie <espie@openbsd.org>
2435 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
2438 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2440 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
2441 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
2443 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
2445 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
2446 invocation of SUBREG_REGNO_OFFSET.
2448 * haifa-sched.c: Fix typo in FSF copyright statement.
2449 * sched-deps.c: Fix typo in FSF copyright statement.
2450 * sched-ebb.c: Fix typo in FSF copyright statement.
2451 * sched-rgn.c: Fix typo in FSF copyright statement.
2452 * sched-vis.c: Fix typo in FSF copyright statement.
2454 * config.gcc: Move inclusion of arm elf specific header files
2455 from the files themselves into the tm_file variable. Make
2456 sure that elfos.h is included before target specific elf
2458 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
2460 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
2461 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
2462 ASM_OUTPUT_CASE_LABEL): Protect definition.
2463 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
2464 not already defined.
2465 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
2466 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
2467 Remove duplicate definition.
2468 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
2469 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
2470 (RDATA_SECTION_FUNCTION): Remove redundant definition.
2471 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
2472 Remove inclusion of arm/elf.h.
2473 * config/arm/unknown-elf.h: as for conix-elf.h.
2474 (STARTFILE_SPEC): Include crti.o and crtn.o.
2475 * config/arm/linux-elf.h: as for conix-elf.h.
2476 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
2477 * config/arm/strongarm-elf.h: Remove inclusion of
2479 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
2480 * config/arm/unknown-elf-oabi.h: Remove inclusion of
2481 unknown-elf.h and elf.h.
2482 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
2483 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
2484 ASM_WEAKEN_LABEL): Remove redundant definition.
2485 * config/arm/elf.h: Test for inclusion of elfos.h
2486 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
2487 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
2488 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
2489 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
2490 redundant definition.
2491 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
2492 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
2493 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
2494 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
2495 Add rules to build crti.o and crtn.o
2496 * crti.asm: New file.
2497 * crtn.asm: New file.
2499 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
2501 * c-parse.in (_yylex): Use _cpp_backup_tokens.
2502 * cpphash.h (struct tokenrun): Add prev.
2503 (struct lexer_state): Remove bol.
2504 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
2505 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
2507 * cppinit.c (cpp_create_reader): Don't set bol.
2508 (cpp_destroy): Don't free lookaheads.
2509 * cpplex.c (lex_directive): Remove.
2510 (next_tokenrun): Update.
2511 (_cpp_lex_token): Clean up logic.
2512 (lex_token): Update to return a pointer to lexed token, since it
2513 can move to the start of the buffer. Simpify newline handling.
2514 * cpplib.c (SEEN_EOL): Update.
2515 (skip_rest_of_line): Remove lookahead stuff.
2516 (end_directive): Line numbers are already incremented. Revert
2517 to start of lexed token buffer if we can.
2518 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
2519 parse_answer): Use _cpp_backup_tokens.
2520 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
2521 instead. Don't check for EOL.
2522 (do_include_common, do_line, do_pragma_system_header): Use
2524 * cpplib.h (BOL, _cpp_backup_tokens): New.
2525 * cppmacro.c (save_lookahead_token, take_lookahead_token,
2526 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
2527 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
2528 (builtin_macro): Don't use cpp_get_line.
2529 (cpp_get_line): Short term kludge.
2530 (parse_arg): Handle directives in arguments here. Back up when
2531 appropriate. Store EOF at end of argument list.
2532 (funlike_invocation_p): Use _cpp_backup_tokens.
2533 (push_arg_context): Account for EOF at end of list.
2534 (cpp_get_token): Remove lookahead stuff. Update.
2536 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2538 * c-parse.in (yyerror): Const-ification and/or static-ization.
2539 * c-typeck.c (push_member_name): Likewise.
2540 * collect2.c (main): Likewise.
2541 * dbxout.c (dbxout_parms): Likewise.
2542 * diagnostic.c (format_with_decl): Likewise.
2543 * dwarf2out.c (output_ranges): Likewise.
2544 * dwarfout.c (fundamental_type_code): Likewise.
2545 * except.c (dw2_output_call_site_table): Likewise.
2546 * gcc.c (do_spec_1): Likewise.
2547 * genopinit.c (optabs): Likewise.
2548 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
2549 gen_declaration_1, handle_impent): Likewise.
2550 * protoize.c (default_include, in_system_include_dir, abspath):
2552 * sched-vis.c (visualize_stall_cycles): Likewise.
2553 * sdbout.c (plain_type_1, sdbout_end_function,
2554 sdbout_end_epilogue): Likewise.
2555 * varasm.c (decode_reg_name): Likewise.
2557 * 1750a.c (mod_regno_adjust): Likewise.
2558 * alpha.c (alpha_write_one_linkage,
2559 unicosmk_output_default_externs): Likewise.
2560 * arm.c (arm_condition_codes): Likewise.
2561 * arm.h (arm_condition_codes): Likewise.
2562 * avr.c (output_movsisf, encode_section_info): Likewise.
2563 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
2565 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2566 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2567 * m88k.c (output_function_profiler): Likewise.
2568 * mips.c (mips_output_conditional_branch): Likewise.
2569 * ns32k.c (ns32k_out_reg_names): Likewise.
2570 * ns32k.h (ns32k_out_reg_names): Likewise.
2571 * pj.c (pj_output_rval): Likewise.
2572 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
2573 * sparc.c (sparc_flat_function_prologue,
2574 sparc_flat_function_epilogue): Likewise.
2576 2001-09-13 Markus Werle <numerical.simulation@web.de>
2577 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2579 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
2580 Aachen University of Technology".
2582 2001-09-13 Andreas Schwab <schwab@suse.de>
2584 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
2587 2001-09-13 Richard Henderson <rth@redhat.com>
2589 * config/alpha/alpha.c (small_symbolic_operand): New.
2590 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
2591 (some_operand, input_operand): Don't handle HIGH.
2592 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
2593 (alpha_expand_mov): Likewise.
2594 (print_operand) [H]: Just print HIGH symbol.
2595 (print_operand_address): Handle small data.
2596 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
2597 (TARGET_SWITCHES): Add -msmall-data/large-data.
2598 (PIC_OFFSET_TABLE_REGNUM): New.
2599 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
2600 (PREDICATE_COES): Update.
2601 * config/alpha/alpha.md (adddi_er_high): New.
2602 (adddi_er_low): Handle small data.
2603 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
2604 prefer .sdata to .rodata.
2605 (SELECT_RTX_SECTION): Likewise.
2607 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
2609 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
2610 defining __size_t and leaving size_t undefined.
2612 2001-09-12 Diego Novillo <dnovillo@redhat.com>
2614 * basic-block.h (expunge_block): Declare.
2615 * cfg.c (expunge_block): Remove static declaration.
2617 2001-09-12 Richard Henderson <rth@redhat.com>
2619 * integrate.c (copy_insn_list): Copy label name from
2620 NOTE_INSN_DELETED_LABEL.
2622 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2624 * c-common.c (c_tree_code_name): Const-ification.
2625 * c-decl.c (c_decode_option): Likewise.
2626 * c-typeck.c (warn_for_assignment): Likewise.
2627 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
2629 * cppinit.c (output_deps): Likewise.
2630 * dependence.c (dependence_string, direction_string): Likewise.
2631 * dwarf2out.c (output_ranges): Likewise.
2632 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
2633 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
2634 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
2635 standard_startfile_prefix, standard_startfile_prefix_1,
2636 standard_startfile_prefix_2, tooldir_base_prefix,
2637 standard_bindir_prefix, find_a_file): Likewise.
2638 * genattrtab.c (make_length_attrs): Likewise.
2639 * gencheck.c (tree_codes): Likewise.
2640 * genemit.c (gen_split): Likewise.
2641 * genrecog.c (special_mode_pred_table): Likewise.
2642 * graph.c (graph_ext): Likewise.
2643 * protoize (default_include): Likewise.
2644 * reload.c (reload_when_needed_name): Likewise.
2645 * sched-vis.c (visualize_stall_cycles): Likewise.
2646 * tlink.c (recompile_files): Likewise.
2647 * toplev.c (decode_g_option): Likewise.
2648 * tradcpp.c (output_deps): Likewise.
2649 * varasm.c (decode_reg_name): Likewise.
2651 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
2654 * avr.c (avr_regnames, encode_section_info): Likewise.
2655 * c4x.c (float_reg_names): Likewise.
2656 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
2657 * elfos.h (const_section): Likewise.
2658 * i386.c (ix86_comp_type_attributes): Likewise.
2659 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2660 * ia64/aix.h (UNIQUE_SECTION): Likewise.
2661 * ia64.c (type_names): Likewise.
2662 * m68hc11.c (reg_class_names): Likewise.
2663 * m88k.c (m_options): Likewise.
2664 * mips.c (mips_output_conditional_branch, mips_unique_section):
2666 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2667 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
2668 ultra_code_names): Likewise.
2669 * sparc.h (OVERRIDE_OPTIONS): Likewise.
2671 2001-09-12 Jakub Jelinek <jakub@redhat.com>
2673 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
2674 Use --fatal-warnings option for gas.
2675 * configure: Rebuilt.
2677 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2679 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
2681 2001-09-11 Jim Wilson <wilson@redhat.com>
2683 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
2685 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2687 * builtins.c (c_strlen): Treat an offset too large for a
2688 HOST_WIDE_INT as out of range.
2690 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
2692 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
2693 (EDGE_CRITICAL_P): New predicate.
2694 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
2696 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
2697 (dump_edge_info): Remove "crit".
2698 * cfganal.c (mark_critical_edges): Kill.
2699 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
2700 * cfgcleanup.c (cleanup_cfg): Likewise.
2701 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
2702 (find_spanning_tree): Likewise.
2703 * reg-stack.c (convert_regs_1): Likewise.
2704 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
2706 * basic-block.h (create_basic_block_structure): New.
2707 (create_basic_block): Update prototype.
2708 (force_nonfallthru): New.
2709 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
2710 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
2711 handle updating of block_for_insn, creating of empty BBs and BBs at
2712 the end of INSN chain.
2713 (create_basic_block): New function.
2714 (split_block): Use create_basic_block.
2715 (force_nonfallthru_and_redirect): Break out from ...; cleanup
2716 (redirect_edge_and_branch_force): ... here.
2717 (force_nonfallthru): New.
2718 (split_edge): Rewrite to use force_nonfallthru and create_block.
2719 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
2720 (find_basic_blocks): Free basic_block_for_insn.
2721 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
2723 * cfg.c: Fix formating.
2724 * cfgcleanup.c: Fix formating.
2725 (merge_blocks, tail_recursion_label_p): Return bool.
2726 (merge_blocks_move_predecessor_nojumps,
2727 merge_blocks_move_successor_nojumps): Return void.
2729 2001-09-11 Jakub Jelinek <jakub@redhat.com>
2731 * configure.in: Check whether assembler supports section merging.
2732 * config.in: Rebuilt.
2733 * configure: Rebuilt.
2734 * varasm.c (variable_section, output_constant_pool): Pass alignment
2735 to SELECT_SECTION and SELECT_RTX_SECTION.
2736 (mergeable_string_section): New.
2737 (mergeable_constant_section): New.
2738 (default_elf_asm_named_section): Output SECTION_MERGE and
2739 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2740 * output.h (mergeable_string_section): New.
2741 (mergeable_constant_section): New.
2742 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
2743 * toplev.c (flag_merge_constants): New.
2744 (f_options): Add -fmerge-constants and -fmerge-all-constants
2746 (toplev_main): Default to -fno-merge-constants if not optimizing.
2747 * flags.h (flag_merge_constants): Add extern.
2748 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
2749 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
2751 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
2752 Define if assembler has working .subsection -1 support.
2753 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
2754 Put constant into special SHF_MERGE sections if the linker should
2755 attempt to merge duplicates.
2756 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
2758 Put constant into special SHF_MERGE sections if the linker should
2759 attempt to merge duplicates.
2760 * config/alpha/elf.h: Likewise.
2761 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
2762 has working .subsection -1 support.
2763 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
2765 * config/svr3.h: Likewise.
2766 * config/darwin.h: Likewise.
2767 * config/arm/aof.h: Likewise.
2768 * config/arm/linux-elf.h: Likewise.
2769 * config/avr/avr.h: Likewise.
2770 * config/c4x/c4x.h: Likewise.
2771 * config/d30v/d30v.h: Likewise.
2772 * config/i386/dgux.h: Likewise.
2773 * config/i386/osfrose.h: Likewise.
2774 * config/i386/sco5.h: Likewise.
2775 * config/i386/svr3gas.h: Likewise.
2776 * config/ia64/aix.h: Likewise.
2777 * config/m32r/m32r.h: Likewise.
2778 * config/m68k/m68k.h: Likewise.
2779 * config/m88k/dgux.h: Likewise.
2780 * config/m88k/m88k.h: Likewise.
2781 * config/mcore/mcore-pe.h: Likewise.
2782 * config/mips/mips.h: Likewise.
2783 * config/pa/pa.h: Likewise.
2784 * config/pa/pa-linux.h: Likewise.
2785 * config/romp/romp.h: Likewise.
2786 * config/rs6000/sysv4.h: Likewise.
2787 * config/rs6000/xcoff.h: Likewise.
2788 * config/s390/linux.h: Likewise.
2789 * config/sparc/sparc.h: Likewise.
2790 * config/sparc/sysv4.h: Likewise.
2791 * config/stormy16/stormy16.h: Likewise.
2792 * config/v850/v850.h: Likewise.
2793 * config/vax/vms.h: Likewise.
2794 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
2795 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2796 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
2797 default_elf_asm_named_section for SHF_MERGE sections.
2799 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2801 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
2804 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
2806 * c-common.c (split_specs_attrs): Allow for empty attributes with
2807 empty TREE_PURPOSE. Fixes PR c/4294.
2809 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
2811 * basic-block.h (cached_make_edge, make_single_succ): New.
2812 (make_edge): Remove first parameter.
2813 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
2814 * cfg.c (cached_make_edge): Rename from make_edge; return newly
2815 created edge; use obstack allocation.
2816 (make_edge, make_single_succ_edge): New.
2817 (first_removed_edge): New static variable.
2818 (init_flow): Initialize first_removed_edge and n_edges.
2819 (clear_edges): Use remove_edge.
2820 (flow_delete_block): Likewise.
2821 (remove_edge): Add removed edges to the removed edges list.
2822 (split_block, redirect_edge_and_branch_force, split_edge):
2824 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
2825 (add_noreturn_fake_exit_edges): Likewise.
2826 (connect_infinite_loops_to_exit): Liekwise.
2827 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
2828 Use cached_make_edge.
2829 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
2830 * profile.c (branch_prob): Update make_edge call.
2831 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2833 2001-09-11 Richard Henderson <rth@redhat.com>
2835 * config/alpha/alpha.c: Tidy formatting.
2836 (local_symbolic_operand): Verify mode.
2837 (alpha_sa_mask): Ignore unicos for eh_return.
2838 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
2839 * config/alpha/alpha.md (umk divsi patterns): Remove.
2840 (extendsfdf2): Remove unicos check.
2841 (tablejump): Merge vms and unicos code; always use direct set
2844 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2846 * config.gcc (alpha*-*-unicosmk*): New target.
2848 * config/alpha/alpha-protos.h (symbolic_operand,
2849 unicosmk_add_call_info_word, unicosmk_add_extern,
2850 unicosmk_defer_case_vector, unicosmk_unique_section,
2851 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
2852 unicosmk_asm_file_start, unicosmk_asm_file_end,
2853 unicosmk_output_common): Declare.
2855 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
2856 direct_return, function_arg, alpha_va_start, alpha_va_arg,
2857 alpha_does_function_need_gp, alpha_end_function): Support Cray
2859 (alpha_init_machine_status, alpha_mark_machine_status,
2860 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
2861 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
2862 unicosmk_asm_named_section, unicosmk_insert_attributes,
2863 unicosmk_section_type_flags, symbolic_operand,
2864 unicosmk_output_module_name, unicosmk_output_default_externs,
2865 unicosmk_output_dex, unicosmk_output_externs,
2866 unicosmk_output_addr_vec, unicosmk_ssib_name,
2867 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
2868 unicosmk_asm_file_end, unicosmk_output_common,
2869 unicosmk_section_type_flags, unicosmk_unique_section,
2870 unicosmk_add_call_info_word, unicosmk_text_section,
2871 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
2872 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
2873 unicosmk_dex_count, unicosmk_special_name): New.
2874 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
2875 TARGET_ABI_UNICOSMK.
2876 (get_aligned_mem, alpha_expand_unaligned_load,
2877 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
2878 alpha_expand_unaligned_store_words): Support big-endian mode.
2879 (print_operand): Likewise. New format specifier 't'. Use
2880 TARGET_AS_SLASH_BEFORE_SUFFIX.
2881 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
2882 (alpha_pv_save_size): Update with above change.
2883 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
2884 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
2887 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
2888 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
2889 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
2890 (EXTRA_CONSTRAINT): New constraint 'U'.
2891 (PREDICATE_CODES): Add symbolic_operand.
2893 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
2894 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
2895 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
2896 (integer division and modulus patterns): Split in default and
2898 (*divmodsi_internal, *divmoddi_internal): Disable for
2899 TARGET_ABI_UNICOSMK.
2900 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
2901 little-endian and big-endian versions.
2902 (ext, ins, msk): Likewise.
2903 (extv, extzv, insv): Support big-endian mode.
2904 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
2905 (call_umk, call_value_umk, *call_umk, tablejump_umk,
2906 *tablejump_umk_internal, *call_value_umk): New.
2907 (*movdi_nofix): Add pattern for loading an address into a register on
2908 TARGET_ABI_UNICOSMK.
2909 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
2910 (umk_mismatch_args, arg_home_umk): New.
2911 (various insns): Don't use mov, fmov, nop, fnop and unop.
2912 (realign): Support TARGET_ABI_UNICOSMK.
2914 * config/alpha/unicosmk.h: New file.
2915 * config/alpha/t-unicosmk: New file.
2917 * fixinc/inclhack.def (unicosmk_restrict): New.
2918 * fixinc/fixincl.x: Regenerate.
2920 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
2921 (wchar_t): Check for and define __WCHAR_T__.
2923 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
2925 * combine.c (simplify_shift_const): Treat shifts by the mode
2928 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
2930 * cpphash.h (struct tokenrun): New.
2931 (struct cpp_context): New member bol.
2932 (struct cpp_reader): New members.
2933 (_cpp_init_tokenrun): New.
2934 * cppinit.c (cpp_create_reader): Set up the token runs.
2935 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
2936 (lex_token): New internalised version of _cpp_lex_token. Don't
2937 handle directives or the multiple include opimisation here any
2938 more. Simply lex a token.
2939 * cpplib.c (run_directive): Clear bol.
2940 (_cpp_pop_buffer): Set bol.
2941 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
2944 2001-09-11 Michael Meissner <meissner@redhat.com>
2946 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
2947 give an error if the user uses -mfp32.
2948 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
2950 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
2951 floating point register size.
2952 (EXTRA_SPECS): Add CPP_FPR_SPEC.
2954 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
2955 HOST_WIDE_INT_PRINT_DEC to properly print the result of
2957 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2958 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2960 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
2962 * dbxout.c (dbxout_parms): Fix typo in comment.
2963 * unroll.c (loop_find_equiv_value): Ditto.
2964 * toplev.c (rest_of_compilation): Ditto.
2965 * loop.c (scan_loop): Ditto.
2966 * dwarf2out.c (struct dw_fde_struct): Ditto.
2968 2001-09-10 Zack Weinberg <zackw@panix.com>
2970 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
2971 copying identifier when we're just going to throw it away.
2972 (parse_identifier_slow): New routine to handle abnormal cases.
2973 (_cpp_lex_token): Update call site.
2975 * hashtable.c (ht_lookup): Don't assume that the string we've
2976 been given is NUL-terminated.
2977 * system.h: #define __builtin_expect(a, b) to (a) if not
2980 2001-09-10 Michael Meissner <meissner@redhat.com>
2982 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
2985 2001-09-10 David Edelsohn <edelsohn@gnu.org>
2987 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
2989 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2991 * builtins.c (c_getstr): Correct thinko in last change and further
2994 2001-09-10 Tim Freeman <tim@fungibole.com>
2996 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
2997 into varray's and register them as roots with the garbage
2998 collector so they are not collected too soon.
3000 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
3002 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
3004 * basic-block.h (flow_obstack, label_value_list,
3005 tail_recursion_label_list): Declare
3006 (tidy_fallthru_edges): Declare.
3007 (expunge_block, last_loop_beg_note): Delete.
3008 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
3010 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
3011 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
3012 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
3013 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
3014 expunge_block, flow_delete_block, compute_bb_for_insn,
3015 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
3016 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
3017 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
3018 try_redirect_by_replacing_jump, last_loop_beg_note,
3019 redirect_edge_and_branch, redirect_edge_and_branch_force,
3020 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
3021 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
3022 commit_edge_insertions, dump_flow_info, debug_flow_info,
3023 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
3024 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
3025 Move here from flow.c
3026 * cfganal.c: New file.
3027 (forwarder_block_p, can_fallthru, mark_critical_edges,
3028 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
3029 find_unreachable_blocks, create_edge_list, free_edge_list,
3030 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
3031 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
3032 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
3033 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
3034 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
3035 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
3036 Move here from flow.c
3037 * cfgbuild.c: New file
3038 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
3039 make_edges, find_basic_blocks_1, find_basic_blocks,
3040 find_sub_basic_blocks): Move here from flow.c
3041 * cfgcleanup.c: New file.
3042 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
3043 merge_blocks_move_predecessor_nojumps,
3044 merge_blocks_move_successor_nojumps, merge_blocks,
3045 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3046 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
3047 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
3049 * cfgloop.c: New file
3050 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
3051 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
3052 flow_loop_exit_edges_find, flow_loop_nodes_find,
3053 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3054 flow_loop_tree_node_add, flow_loops_tree_build,
3055 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
3056 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
3057 Move here from flow.c
3058 * flow.c: Remove everything moved elsewhere
3059 * output.h (cleanup_cfg): Return bool.
3061 * bb-reorder.c (reorder_block_def): Remove 'index'.
3062 (insert_intra_1): Add argument BB, set block for new note.
3063 (make_reorder_chain): Do not depdent on BB indexes.
3064 (make_reorder_chain_1): Do not use BB indexes.
3065 (label_for_bb): Likewise; set BB for new insn.
3066 (emit_jump_to_block_after): Likewise.
3067 (fixup_reoder_chain): Sanity check that all basic blocks
3068 are chained; verify newly created insn chain; remove
3069 undocnitional jump simplifying; Do not use BB indexes;
3070 properly initialize count and frequency information;
3071 dump reordered sequence.
3072 (insert_intra_bb_scope_notes): update call of insert_intra_1.
3073 (insert_inter_bb_scope_notes): Set block for new insn.
3074 (reorder_basic_blocks): Dump flow info before reoredering.
3076 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3078 * alias.c (clear_reg_alias_info): Use K&R format definition.
3079 Avoid unsigned warning.
3080 * builtins.c: Use "unsigned int", not "unsigned".
3081 (target_char_cast): Use host_integerp and tree_low_cst.
3082 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
3083 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
3084 (c_getstr): Likewise.
3085 (std_expand_builtin_va_arg): Use int_size_in_bytes.
3086 (builtin_memcpy_read_str): Avoid unsigned warning.
3087 (expand_builtin_memcpy): Alignments are unsigned.
3088 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
3089 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
3090 * predict.c (expensive_function_p): LIMIT now unsigned.
3091 * resource.c (mark_target_live_regs): Make some vars unsigned.
3092 * sdbout.c: Use "unsigned int", not "unsigned".
3093 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
3094 (sdbout_source_line): Likewise.
3095 (sdbout_record_type_name): Remove "const" for NAME declaration.
3096 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
3098 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
3100 * calls.c (store_one_arg): Expand comment.
3102 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3104 * calls.c (store_one_arg): Make sure that the entire argument is
3105 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
3107 2001-09-09 Richard Henderson <rth@redhat.com>
3109 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
3111 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
3113 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
3115 2001-09-09 Richard Henderson <rth@redhat.com>
3117 * config/alpha/alpha.c (alpha_next_sequence_number): New.
3118 (alpha_this_literal_sequence_number): New.
3119 (alpha_this_gpdisp_sequence_number): New.
3120 (some_operand, input_operand): Add HIGH.
3121 (local_symbolic_operand): New.
3122 (alpha_encode_section_info): New.
3123 (alpha_legitimate_address_p): Allow LO_SUM.
3124 (alpha_legitimize_address): Generate HIGH+LO_SUM.
3125 (alpha_expand_mov): Likewise.
3126 (secondary_reload_class): Check memory_operand not general_operand
3128 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
3129 (alpha_expand_unaligned_store): Likewise.
3130 (alpha_expand_unaligned_load_words): Likewise.
3131 (alpha_expand_unaligned_store_words): Likewise.
3132 (alpha_expand_block_clear): Likewise.
3133 (print_operand): Handle %#, %*, %H.
3134 (print_operand_address): Handle LO_SUM.
3136 (alpha_does_function_need_gp): Use it.
3137 (alpha_expand_block_move): Fix signed compare warnings.
3138 (alpha_sa_mask, alpha_align_insns): Likewise.
3139 * config/alpha/alpha-protos.h: Update.
3140 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
3141 (MASK_EXPLICIT_RELOCS): New.
3142 (TARGET_SWITCHES): Add -mexplicit-relocs.
3143 (EXTRA_CONSTRAINT): Add 'T'.
3144 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
3145 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
3146 (ENCODE_SECTION_INFO): Out line.
3147 (REDO_SECTION_INFO_P): New.
3148 (STRIP_NAME_ENCODING): New.
3149 (ASM_OUTPUT_LABELREF): New.
3150 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
3151 (PREDICATE_CODES): Update.
3152 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
3153 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
3154 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
3155 builtin_setjmp_receiver_er, exception_receiver_1_er,
3156 call_value_osf_1_er): New patterns.
3157 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
3158 (movqi, movhi, movsi): Add explicit $31 base register to lda.
3159 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
3160 (FINAL_PRESCAN_INSN): New.
3162 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
3164 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
3166 2001-09-08 Andreas Jaeger <aj@suse.de>
3168 * i386.h (TARGET_SWITCHES): Fix description.
3170 2001-09-07 David Edelsohn <edelsohn@gnu.org>
3172 * rs6000.c (num_insns_constant): Compute number of instructions
3175 * doc/install.texi: Explain AIX exception handling work-around.
3176 Update URL for AIX fixes.
3178 2001-09-07 Jim Wilson <wilson@redhat.com>
3180 * alias.c (clear_reg_alias_info): New.
3181 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
3182 * rtl.h (clear_reg_alias_info): Declare.
3184 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3186 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
3188 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
3189 (m16m,edivm,emulm): Change declaration to match definition.
3191 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3193 * reload.c (push_reload): Check for subreg_lowpart_p instead of
3194 SUBREG_BYTE being 0 when determining if the inner part of a subreg
3197 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3199 * c-common.c (signed_or_unsigned_type): Handle machine mode types
3200 which have no corresponding C type.
3201 * fold_const.c (target_isinf,target_isnan,target_negative): Update
3202 the representation of 64-bit doubles to work with 64-bit ints.
3204 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
3206 * config/mips/mips.c (override_options): Do not override ISA when ABI
3207 specified if MIPS_CPU_STRING_DEFAULT was specified.
3209 2001-09-07 Richard Henderson <rth@redhat.com>
3211 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
3212 (express_from_1): Wrap lines.
3213 * rtlanal.c (commutative_operand_precedence): Rename from
3214 operand_preference; export.
3215 * rtl.h: Declare it.
3216 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
3217 (simplify_binary_operation): Invoke simplify_plus_minus on
3218 (CONST (PLUS ...)) as well.
3219 (struct simplify_plus_minus_op_data): New.
3220 (simplify_plus_minus_op_data_cmp): New.
3221 (simplify_plus_minus): Use them. Avoid infinite recursion with
3222 simplify_binary_operation wrt CONST.
3224 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
3226 * h8300-protos.h (general_operand_dst_push): Remove.
3227 * h8300.c (general_operand_dst_push): Likewise.
3228 * h8300.h (OK_FOR_T): Likewise.
3229 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
3230 * h8300.md (pushqi_h8300): New.
3231 (pushqi_h8300hs): Likewise.
3233 (pushhi_h8300): Likewise.
3234 (pushhi_h8300hs): Likewise.
3237 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3239 * genattrtab.c (attr_printf): First arg is unsigned.
3240 Clean up formatting of callers.
3242 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
3244 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
3247 2001-09-07 Andreas Jaeger <aj@suse.de>
3249 * i386.h (TARGET_SWITCHES): Fix descriptions.
3251 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3253 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
3255 2001-09-06 Ira Ruben <ira@apple.com>
3257 Remove OP_IDENTIFIER.
3258 * tree.def (OP_IDENTIFIER): Remove.
3259 * tree.c (tree_node_kind enum): Remove op_id_kind.
3260 (tree_node_kind_names): Remove "op_identifiers".
3261 (make_node): Remove OP_IDENTIFIER test.
3262 (build_op_identifier): Removed because it isn't being used.
3263 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
3264 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
3266 2001-09-06 Richard Henderson <rth@redhat.com>
3268 * simplify-rtx.c (simplify_binary_operation): Revert last change.
3270 2001-09-06 Richard Henderson <rth@redhat.com>
3272 * simplify-rtx.c (simplify_binary_operation): Simplify contents
3275 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3277 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
3278 number used for CR register.
3280 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3281 Joern Rennecke (amylaar@cygnus.com)
3283 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
3284 * h8300.c (initial_offset): Handle offset between RP and FP.
3285 (h8300_return_addr_rtx): New function.
3286 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
3288 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
3289 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3290 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
3291 (CAN_ELIMINATE, REGISTER_NAMES):
3292 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
3294 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
3296 Remove TYPE_NONCOPIED_PARTS.
3297 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
3298 (struct tree_type): Remove noncopied_parts.
3299 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
3300 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
3301 (fixed_type_p): Remove.
3302 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
3303 (expand_expr, MODIFY_EXPR): Likewise.
3304 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
3305 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
3307 2001-09-06 Alan Modra <amodra@bigpond.net.au>
3309 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
3311 (mask64_operand): Likewise.
3312 (includes_rldic_lshift_p): Likewise.
3313 (includes_rldicr_lshift_p): Likewise.
3315 2001-09-05 Ziemowit Laski <zlaski@apple.com>
3317 * objc/objc-act.c (build_message_expr): If a class method cannot
3318 be found, do not issue a warning if a corresponding instance
3319 method exists in the root class.
3321 2001-09-05 Richard Henderson <rth@redhat.com>
3323 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
3325 2001-09-05 Zack Weinberg <zack@codesourcery.com>
3327 * function.c (ggc_mark_struct_function): Mark f->outer.
3328 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
3329 * integrate.c (output_inline_function): ... not here.
3331 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
3333 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
3335 * i386.c (size_cost): New static variable.
3336 (override_function): Use size_cost when -Os is specified.
3338 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
3339 properly; Use current_function_calls_eh_return.
3340 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
3341 use leave to avoid depdendancy chain.
3343 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
3344 get BB loop_depth instead of computing it from LOOP notes.
3346 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
3348 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3350 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3351 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3352 UNALIGNED_DOUBLE_INT_ASM_OP): Define
3354 2001-09-05 Jeffrey A Law (law@cygnus.com)
3355 Jason Merrill (jason@redhat.com)
3357 * stor-layout.c (layout_type): Complain if an array's size can
3358 not be represented in a size_t.
3360 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
3362 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
3364 * gcc.c: (process_command) Add parentheses around assignment
3365 used as truth value.
3367 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3369 * config/mips/mips.c (save_restore_insns): Don't mark any register
3370 save slots as unchanging if current_function_calls_eh_return.
3372 2001-09-05 Richard Henderson <rth@redhat.com>
3374 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
3375 * config/alpha/alpha-protos.h: Declare it.
3376 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
3377 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
3378 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
3379 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
3380 (REG_OK_FOR_BASE_P): Select one of the above.
3382 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3384 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
3385 (crti.o): Prefix name of object file with $(T).
3388 2001-09-05 David S. Miller <davem@redhat.com>
3390 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
3391 * config/sparc/linux64.h: Likewise.
3393 2001-09-05 Andreas Jaeger <aj@suse.de>
3395 * doc/invoke.texi (i386 Options): -mwide-multiply is not
3396 available anymore, remove the documentation.
3397 (i386 Options): Fix typo, cleanup index entries.
3399 * prefix.c (concat): Remove, we can use the version from liberty.
3401 2001-09-05 Richard Henderson <rth@redhat.com>
3403 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
3404 New functions split out of md file expanders.
3405 * config/alpha/alpha-protos.h: Declare them.
3406 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
3408 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
3410 * cppmacro.c (funlike_invocation_p): No need to restore context.
3412 2001-09-04 Richard Henderson <rth@redhat.com>
3414 * reload.c (push_reload): Export.
3415 * reload.h (push_reload): Declare it.
3417 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
3418 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3419 * config/alpha/alpha.c (alpha_legitimize_address): New.
3420 (alpha_legitimize_reload_address): Likewise.
3421 * config/alpha/alpha-protos.h: Declare them.
3423 2001-09-04 Stan Shebs <shebs@apple.com>
3425 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
3426 * config/darwin.c (machopic_stub_name): Account for internally
3427 generated lib calls such as memcpy.
3429 2001-09-04 Richard Henderson <rth@redhat.com>
3431 * unwind.h (_UA_END_OF_STACK): New flag.
3432 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
3434 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3436 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
3438 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
3440 * config/mips/mips.c (save_restore_insns): Change base_offset to
3441 fp_offset in second call to mips_emit_frame_related_store.
3443 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
3445 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
3446 sometimes be represented as a NOTE of type
3447 NOTE_INSN_DELETED_LABEL.
3448 (Insns): Document NOTE_INSN_DELETED_LABEL.
3450 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
3452 * c-common.h (tree_dump_index): Add more comments.
3453 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
3454 (dump_option_value_info): New struct.
3455 (dump_options): New array.
3456 (dump_switch_p): Parse switch options symbolically.
3457 * doc/invoke.texi (-fdump-ast): Rename to ...
3458 (-fdump-tree): ... here. Document that options are symbolic, and
3459 not all are applicable.
3461 2001-09-04 David S. Miller <davem@redhat.com>
3463 * config/sparc/sparc.md (define_splits): Kill constraints.
3465 Cleanup redundant and unused insn attributes.
3466 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
3467 binary, and move. Mark ialu as default.
3468 (commented out define_function_unit "alu"): Kill.
3469 (define_attr "use_clobbered"): Kill.
3470 (whole file): Kill address insn type references. Replace
3471 all unary/binary/move references with ialu.
3472 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
3473 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
3476 Simplify length insn attribute and make more judicious use
3477 of insn attribute defaulting.
3478 * config/sparc/sparc.md (all insns with length > one): Mark as
3479 insn type multi if real instructions, else use default if
3480 it is a forced splitter.
3481 (all insns with length == one): Use default insn length.
3482 (all insns of type ialu): Use default insn type.
3484 Fix erroneous insn attribute settings.
3485 (addx): Set insn type to misc.
3486 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
3487 const_umulsidi3_sp64): Set insn type to imul.
3489 Track SFmode vs DFmode insns according to UltraSPARC
3491 * config/sparc/sparc.md ("fptype"): New attribute, default
3493 (all DFmode single insns): Mark as fptype "double".
3495 2001-09-03 Jakub Jelinek <jakub@redhat.com>
3497 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
3499 2001-09-03 Richard Henderson <rth@redhat.com>
3501 * function.h (struct function): Add arg_pointer_save_area_init.
3502 * function.c (expand_function_end): Init arg_pointer_save_area.
3503 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
3504 when called from a nested function.
3506 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
3508 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
3511 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3513 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
3515 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
3517 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
3518 (emit_push_insn): Use specified padding direction when
3519 STACK_PUSH_CODE is POST_INC.
3521 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
3523 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3525 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
3527 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
3529 * cppinit.c (cpp_start_read): Free the imacros list as we
3530 traverse it. Don't free the chains before returning.
3531 (_cpp_push_next_buffer): Only try pushing buffers if we've
3532 completed -imacros handling.
3534 2001-08-31 Eric Christopher <echristo@redhat.com>
3536 * gcc.c (handle_braces): Add explaination for abort.
3538 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
3540 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
3541 move adjustment of bitpos instead.
3543 2001-08-31 Zack Weinberg <zack@codesourcery.com>
3545 * function.c: Remove all_functions. Make outer_function_chain
3547 (init_function_start): Don't add new function structure to
3549 (find_function_data, push_function_context_to,
3550 pop_function_context_from, put_var_into_stack,
3551 trampoline_address): Update for changed structure element names.
3552 (push_function_context_to): Disentangle.
3553 (free_after_compilation): Also free F.
3554 (expand_dummy_function_end): Don't free cfun here.
3555 (put_var_into_stack): Comment why we can't use find_function_data here.
3556 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
3557 (mark_function_chain): Split into maybe_mark_struct_function and
3558 ggc_mark_struct_function. Export the latter.
3559 (init_function_once): Mark from cfun and outer_function_chain;
3562 * function.h (struct function): Kill next_global. Rename next
3563 to outer. All users updated to match.
3564 (all_functions, outer_function_chain): Don't declare.
3566 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
3567 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
3568 don't touch f->inlinable, after calling rest_of_compilation.
3570 * tree.h: Forward-declare struct function. Prototype
3571 ggc_mark_struct_function.
3573 2001-08-31 Kazu Hirata <kazu@hxi.com>
3575 * config/h8300/h8300.md (*andorhi3): Fix typos.
3577 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3579 * calls.c (emit_library_call_value): Don't use a fixed
3580 argument after VA_CLOSE, i.e. out of scope in traditional C.
3582 * emit-rtl.c (gen_rtvec): Likewise.
3584 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3586 * Makefile.in (c-pragma.o): Depend on output.h.
3587 (reorg.o): Depend on except.h.
3589 * c-pragma.c: Include output.h.
3591 * reorg.c: Include except.h.
3593 * unwind-dw2.c: Call __builtin_alloca, not alloca.
3595 2001-08-31 Richard Henderson <rth@redhat.com>
3597 * sched-deps.c (add_dependence): Don't elide dependancy if the
3598 conditional used by insn is modified in elem.
3600 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
3602 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
3604 2001-08-31 Diego Novillo <dnovillo@redhat.com>
3606 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
3609 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3611 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
3613 (stormy16_asm_out_constructor): New function.
3614 (TARGET_ASM_CONSTRUCTOR): Define.
3615 (TARGET_ASM_DESTRUCTOR): Define.
3617 2001-08-31 Andreas Jaeger <aj@suse.de>
3619 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
3620 * loop.c (add_label_notes): Likewise.
3621 * reload.c (find_reloads): Likewise.
3622 * config/sh/sh.c (machine_dependent_reorg): Likewise.
3624 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
3626 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
3627 code here. Take _Unwind_{W,Sw}ord*.
3628 (read_encoded_value_with_base): Use them.
3629 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
3631 (extract_cie_info): Simplify read_?leb128 handling.
3632 (execute_stack_op, execute_cfa_program): Likewise.
3633 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
3635 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3637 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
3638 the frame pointer to pop the stack if convenient.
3640 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
3641 Don't use post-increment before combine.
3642 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
3643 a call-saved register.
3645 2001-08-31 Andreas Jaeger <aj@suse.de>
3647 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
3650 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
3652 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
3653 not DIV/MOD, of course.
3655 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
3657 * rtl.def: Undo my patch commited 2001-08-27.
3659 * genattrtab.c: Ditto.
3663 * sched-int.h: Ditto.
3665 * target-def.h: Ditto.
3669 * haifa-sched.c: Ditto.
3671 * sched-rgn.c: Ditto.
3673 * sched-vis.c: Ditto.
3675 * Makefile.in: Ditto.
3677 * doc/md.texi: Ditto.
3679 * doc/tm.texi: Ditto.
3681 * doc/contrib.texi: Ditto.
3683 * doc/gcc.texi: Ditto.
3685 * genattrtab.h: Remove it.
3687 * genautomata.c: Remove it.
3689 * genattr.c: Undo my patch and Richard Henderson's patch commited
3692 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
3694 * config.gcc (h8300-*-elf*): New case.
3695 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
3696 (SUBTARGET_CPP_SPEC): Define.
3697 (EXTRA_SPECS): Define.
3698 (SUBTARGET_EXTRA_SPECS): Define.
3699 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
3700 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
3702 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
3704 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
3705 (LIB2FUNCS_EXTRA): Define.
3706 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
3707 config/h8300/fixunssfsi.c: New file.
3709 2001-08-30 Kazu Hirata <kazu@hxi.com>
3711 * config/h8300/h8300.md (zero_extendqihi2): Changes to
3712 define_expand to accomodate target-specific attributes.
3713 (anonymous zero_extendqihi2 patterns): New.
3715 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
3717 * h8300.md (*andorhi3): New pattern.
3719 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
3721 * h8300.c (dosize): Fix test for "sub".
3723 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
3725 * c-typeck.c (pointer_diff): Try to eliminate common term before
3728 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
3730 * config/arm/arm.c (arm_compute_initial_elimination_offset):
3731 Account for the saves of the FP registers.
3733 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
3734 (TEXT_SECTION_ASM_OP): Define.
3735 (INIT_SECTION_ASM_OP): Define.
3736 (FINI_SECTION_ASM_OP): Define.
3737 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
3738 (RDATA_SECTION_FUNCITON): Provide prototype.
3740 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
3742 * reload1.c (move2add_note_store): Correct typo checking for
3745 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
3747 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
3748 note should not be considered outside the libcall block.
3750 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3752 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
3754 2001-08-29 Kazu Hirata <kazu@hxi.com>
3756 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
3758 2001-08-29 Kazu Hirata <kazu@hxi.com>
3760 * config/h8300/h8300-protos.h: Add a prototype for
3762 * config/h8300/h8300.c (emit_logical_op): New.
3763 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
3770 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3772 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
3773 comparison with rtx INTVAL.
3774 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
3776 * pa.h (FUNCTION_ARG_SIZE): Likewise.
3778 2001-08-29 Kazu Hirata <kazu@hxi.com>
3780 * config/h8300/lib1funcs.asm: Update the copyright. Fix
3783 2001-08-29 Kazu Hirata <kazu@hxi.com>
3785 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
3786 (reg n) to (mem (pre_dec (reg n))
3787 (anonymous movsi pattern): Likewise.
3789 2001-08-29 Kazu Hirata <kazu@hxi.com>
3791 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
3793 2001-08-29 Kazu Hirata <kazu@hxi.com>
3795 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
3796 several special constants.
3798 2001-08-29 Kazu Hirata <kazu@hxi.com>
3800 * config/h8300/lib1funcs.asm: Fix comment typos.
3802 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3804 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
3805 Fix format specifier warnings.
3807 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
3808 inet_makeaddr, semctl): Prototype.
3810 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
3811 (save_restore_insns): Use base_offset, not gp_offset.
3813 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
3814 (ASM_OUTPUT_BYTE): Fix format specifier warning.
3816 2001-08-29 Richard Henderson <rth@redhat.com>
3818 * bb-reorder.c (function_tail_eff_head): New.
3819 (record_effective_endpoints): Set it.
3820 (fixup_reorder_chain): Use it.
3822 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3824 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
3826 2001-08-28 Dale Johannesen <dalej@apple.com>
3828 * config/darwin.c (machopic_function_base_name): Add const
3829 qualifier to a string.
3830 (darwin_encode_section_info): Ditto.
3832 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3834 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
3835 function definition.
3837 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3839 * df.h (struct df): Add rts_order variable.
3841 * df.c (df_visit_next_rts): New function.
3842 (df_visit_next): Renamed to df_visit_next_rc
3843 (df_analyse_1): Allocate/compute/free rts_order as well.
3844 (df_rd_global_compute): Use df_visit_next_rc instead of
3846 (df_ru_global_compute): Use df_visit_next_rts instead of
3849 * flow.c (flow_reverse_top_sort_order_compute): New function.
3851 * basic-block.h: Add prototype.
3853 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3855 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
3856 blocks, the BB_REACHABLE is now set, rather than aux being
3857 non-NULL. Update the test to reflect this.
3859 2001-08-28 Eric Christopher <echristo@redhat.com>
3861 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
3862 config/mips/crti.asm: Ditto.
3864 2001-08-28 Eric Christopher <echristo@redhat.com>
3865 Richard Henderson <rth@redhat.com>
3867 * c-pragma.h (add_weak): Move prototype from here...
3868 * output.h (add_weak): ... to here.
3869 * varasm.c (add_weak): Fix typo.
3870 * config/mips/crti.asm: New file.
3871 * config/mips/crtn.asm: Ditto.
3872 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
3873 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
3874 (INVOKE__main): Ditto.
3875 (INIT_SECTION_ASM_OP): New.
3876 (FINI_SECTION_ASM_OP): Ditto.
3877 (STARTFILE_SPEC): Add crti.
3878 (ENDFILE_SPEC): Add crtn.
3879 * config/mips/elf64.h: Same.
3880 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
3882 * config/mips/vxworks.h: Ditto.
3883 * config/mips/t-elf: Support crti and crtn.
3885 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3887 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
3890 2001-08-28 Richard Henderson <rth@redhat.com>
3892 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
3893 (one_cmplbi2 splitter): Remove redundant test.
3895 2001-08-28 Dale Johannesen <dalej@apple.com>
3897 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
3899 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
3901 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
3903 2001-08-28 Stan Shebs <shebs@apple.com>
3905 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
3906 (UNALIGNED_SHORT_ASM_OP): Define.
3907 (UNALIGNED_INT_ASM_OP): Define.
3909 2001-08-28 Will Cohen <wcohen@redhat.com>
3911 * config/rs6000/rs6000.md (store_multiple): Correct RTL
3912 generation for first set.
3914 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3916 * flow.c (redirect_edge_succ_nodup): Return new edge.
3917 (try_simplify_condjump): Use new edge.
3918 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
3920 * cse.c (cse_basic_block): Skip note instructions.
3922 2001-08-27 Richard Henderson <rth@redhat.com>
3924 * combine.c (combine_simplify_rtx): Don't reverse condition
3925 if there is no reverse for the condition.
3926 (simplify_comparison): Don't simplify subregs from INT to FP.
3928 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
3929 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
3930 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
3931 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
3932 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
3933 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
3935 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3937 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
3938 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
3940 (adddi_dilshr32, adddi_dishl32): Only data register can be
3941 source for mem destination.
3943 * expmed.c (store_bit_field): Ignore adjustment to bitpos
3944 and use bitnum to decide about register move.
3946 2001-08-27 Richard Henderson <rth@redhat.com>
3948 * genattr.c (main): Emit state_t even when not doing scheduling.
3950 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3951 Richard Henderson <rth@redhat.com>
3953 * gcse.c (reg_first_set, reg_last_set): Replace with ...
3954 (reg_avail_info, current_bb): ... these.
3955 (oprs_unchanged_p, record_last_reg_set_info): Use them.
3956 (compute_hash_table): Likewise.
3958 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3960 * flow.c (verify_flow_info): Use checksums to verify edges.
3962 2001-08-27 Richard Henderson <rth@redhat.com>
3964 * genautomata.c (expand_automata): Always create a description.
3966 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3968 * optabs.c (expand_binop): Correctly handle the carry in multiword
3969 add/subtract operations.
3971 2001-08-27 Fred Fish <fnf@be.com>
3973 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
3976 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3978 * reload.c (find_reloads_toplev): Back out this change:
3980 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3982 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3983 mem if the address is a mode_dependent_address_p.
3985 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3987 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
3988 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
3989 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
3992 * genattr.c (main): New variable num_insn_reservations. Increase
3993 it if there is DEFINE_INSN_RESERVATION. Output automaton based
3994 pipeline hazard recognizer interface.
3996 * genattrtab.h: New file.
3998 * genattrtab.c: Include genattrtab.h.
3999 (attr_printf, check_attr_test, make_internal_attr,
4000 make_numeric_value): Move protypes into genattrtab.h. Define them
4002 (num_dfa_decls): New global variable.
4003 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
4004 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
4005 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
4006 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
4008 * genautomata.c: New file.
4010 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
4012 * sched-int.h: (curr_state): Add the external definition for
4013 automaton pipeline interface.
4014 (haifa_insn_data): Add comments for members blockage and units.
4016 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4017 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4018 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4019 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4020 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4021 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4022 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
4024 (TARGET_SCHED): Use the new macros.
4026 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
4027 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
4028 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
4029 dfa_bubble): New members in gcc_target.sched.
4031 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
4032 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
4033 (insn_queue): Redefine it as pointer to array.
4034 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
4036 (max_insn_queue_index_macro_value): New variable.
4037 (curr_state, dfa_state_size, ready_try): New varaibles for
4038 automaton interface.
4039 (ready_element, ready_remove, max_issue): New function prototypes
4040 for automaton interface.
4041 (choose_ready): New function prototype.
4042 (insn_unit, blockage_range): Add comments.
4043 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
4044 FUNCTION_UNITS_SIZE == 0.
4045 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
4046 actual_hazard, potential_hazard): Add comments.
4047 (insn_cost): Use cost -1 as undefined value. Remove
4048 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
4050 (ready_element, ready_remove): New functions for automaton
4052 (schedule_insn): Add new code for automaton pipeline interface.
4053 (queue_to_ready): Add new code for automaton pipeline interface.
4054 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
4055 (debug_ready_list): Print newline when the queue is empty.
4056 (max_issue): New function for automaton pipeline interface.
4057 (choose_ready): New function.
4058 (schedule_block): Add new code for automaton pipeline interface.
4059 Print ready list before scheduling each insn.
4060 (sched_init): Add new code for automaton pipeline interface.
4061 Initiate insn cost by -1.
4062 (sched_finish): Free the current automaton state and finalize
4063 automaton pipeline interface.
4065 * sched-rgn.c: Include target.h.
4066 (init_ready_list, new_ready, debug_dependencies): Add new code for
4067 automaton pipeline interface.
4069 * sched-vis.c: Include target.h.
4070 (get_visual_tbl_length): Add code for automaton interface.
4071 (target_units, print_block_visualization): Add comments.
4073 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
4074 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
4075 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
4076 (getruntime.o, genautomata.o): New entries.
4077 (genattrtab.o): Add new dependency file genattrtab.h.
4078 (genattrtab): Add new dependencies. Link it with `libm.a'.
4079 (getruntime.o, hashtab.o): New entries for canadian cross.
4081 * doc/md.texi: Description of automaton based model.
4083 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
4085 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4086 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4087 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4088 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4089 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4090 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4091 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
4093 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
4094 MAX_DFA_ISSUE_RATE): New macro descriptions.
4096 * doc/contrib.texi: Add dfa based scheduler contribution.
4098 * doc/gcc.texi: Add more information about genattrtab.
4100 2001-08-27 Diego Novillo <dnovillo@redhat.com>
4102 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
4105 2001-08-27 Richard Henderson <rth@redhat.com>
4107 * function.c (expand_function_end): Don't init arg_pointer_save_area.
4108 (get_arg_pointer_save_area): New. Create an init it here.
4109 (fix_lexical_addr): Use it.
4110 * function.h: Declare it.
4111 * builtins.c (expand_builtin_setjmp_receiver): Use it.
4112 * stmt.c (expand_nl_goto_receiver): Use it.
4114 2001-08-27 Richard Henderson <rth@redhat.com>
4116 * final.c (final_scan_insn): Don't enter APP_ON mode for
4119 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
4120 alignment for assemble_integer for DW_EH_PE_aligned.
4121 * except.c (output_function_exception_table): Likewise.
4123 2001-08-26 Andreas Jaeger <aj@suse.de>
4125 * c-tree.h: Add prototyp for c_sizeof_nowarn.
4127 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
4129 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
4131 2001-08-27 Alan Modra <amodra@bigpond.net.au>
4133 * config/rs6000/rs6000.c (mask_operand): Rewrite without
4135 (mask64_operand): Likewise.
4136 (rldic_operand): Delete.
4137 (includes_lshift64_p): Delete.
4138 (includes_rldic_lshift_p): New function.
4139 (includes_rldicr_lshift_p): New function.
4140 (print_operand): Don't call rldic_operand in case 'W'.
4141 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
4142 (includes_lshift64_p): Remove.
4143 (includes_rldic_lshift_p): Declare.
4144 (includes_rldicr_lshift_p): Declare.
4145 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
4146 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
4147 Replace match_operand rldic_operand predicate with
4148 const_int_operand. Replace includes_lshift64_p condition with
4149 includes_rldic_lshift_p.
4150 <ashldi3_internal 64 bit rldicr patterns>: New.
4152 2001-08-27 Andreas Jaeger <aj@suse.de>
4154 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4155 * errors.c: Likewise.
4156 * final.c: Likewise.
4157 * dwarf2asm.c: Likewise.
4158 * doprint.c (checkit): Likewise.
4159 * diagnostic.c: Likewise.
4160 * collect2.c: Likewise.
4161 * calls.c: Likewise.
4162 * c-semantics.c (build_stmt): Likewise.
4163 * c-format.c (status_warning): Likewise.
4164 * c-errors.c (pedwarn_c99): Likewise.
4165 * builtins.c (validate_arglist): Likewise.
4166 * config/pj/pj.c (pj_printf): Likewise.
4167 * fix-header.c: Likewise.
4169 * gcov.c (fnotice): Likewise.
4170 * gensupport.c (message_with_line): Likewise.
4171 * mips-tfile.c: Likewise.
4172 * protoize.c (notice): Likewise.
4173 * read-rtl.c (fatal_with_file_and_line): Likewise.
4174 * rtl-error.c: Likewise.
4175 * tradcpp.c: Likewise.
4177 * cp/tree.c (build_min_nt): Likewise.
4178 (build_min): Likewise.
4179 * cp/lex.c: Likewise.
4180 * cp/errfn.c: Likewise.
4181 * cp/rtti.c (create_pseudo_type_info): Likewise.
4183 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
4185 * df.c (df_uses_record): Return after recording all uses
4188 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
4190 * df.c (df_insn_modify): Realloc the INSN table here, if
4191 necessary, here, too.
4193 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
4195 * config/mips/mips.c (mips_function_value): Handle complex return
4198 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
4200 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
4202 * reload.c (make_memloc): Copy result if it is still
4203 reg_equiv_memory_loc[regno] on return.
4204 (subst_reloads) [ENABLE_CHECKING]: Check that none of
4205 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
4206 reg_equiv_mem are modified by the substitutions.
4208 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4210 * predict.c (expensive_function_p): New.
4211 * rtl.h (expensive_function_p): Declare.
4212 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
4213 (use_fast_prologue_epilogue): New static variable.
4214 (expand_prologue): Set it; emit short prologues if unset.
4215 (expand_epilogue): Likewise.
4217 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4219 * config.gcc: Add stormy16-*-elf case.
4220 * config/stormy16/stormy-abi: New file.
4221 * config/stormy16/stormy16-lib2.c: New file.
4222 * config/stormy16/stormy16-protos.h: New file.
4223 * config/stormy16/stormy16.c: New file.
4224 * config/stormy16/stormy16.h: New file.
4225 * config/stormy16/stormy16.md: New file.
4226 * config/stormy16/t-stormy16: New file.
4228 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4230 * i386.h (no-accumulate-outgoing-args): Use proper mask.
4232 2001-08-24 David Edelsohn <edelsohn@gnu.org>
4234 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
4235 descriptor members are pointer size, not constant 4.
4236 * config/rs6000/rs6000.md (define_splits): Remove more unused
4239 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4241 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
4243 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
4245 * cp/rtti.c (VPARAMS): Fix parameter.
4247 2001-08-24 Zack Weinberg <zackw@panix.com>
4249 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
4251 (mode_for_extraction): No need for #ifdefs. Add default-case abort
4253 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
4254 in if controlling use of insv.
4255 (extract_bit_field): Likewise, for extv and extzv.
4257 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4259 * i386.md (movcc peep2): Fix load of 0.
4261 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4263 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
4264 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
4266 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
4268 * c-pragma.h: Move weak_syms and weak_decls...
4269 * varasm.c: ...here. Now static.
4270 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
4271 depend on HANDLE_PRAGMA_WEAK.
4273 * c-common.c (c_alignof, c_alignof_expr): Move here...
4274 * c-typeck.c: ...from here.
4275 * c-tree.h, c-common.h: Adjust.
4277 2001-08-23 Bernd Schmidt <bernds@redhat.com>
4279 * config/ia64/ia64.c (rws_update): If !pred, set write_count
4280 instead of incrementing it.
4282 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
4283 asm ready, don't try to move them all into the same array element.
4285 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4287 * function.c (thread_prologue_and_epilogue_insns): Avoid
4288 fallthru flag on edge to exit.
4290 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
4292 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
4295 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4297 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
4298 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
4299 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
4302 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4304 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
4305 replace "GNU CC" with "GCC".
4307 2001-08-23 Richard Henderson <rth@redhat.com>
4309 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
4310 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
4311 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
4312 Need GR between FR and not GR_AND_FR.
4313 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
4314 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
4315 AR regs before GR regs.
4316 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
4317 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
4318 (REGISTER_MOVE_COST): Update.
4319 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
4321 2001-08-23 Richard Henderson <rth@redhat.com>
4323 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
4326 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4328 * reload1.c (emit_reload_insns): Don't look for notes
4329 on a NULL store_insn.
4331 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4333 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
4334 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
4335 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
4336 format specifier warnings.
4337 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
4339 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
4341 * config/i386/i386-protos.h: Correct declaration of
4342 i386_pe_asm_named_section.
4344 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
4346 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
4348 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4350 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4352 * cpperror.c (print_location): Don't show _Pragma.
4353 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
4354 and file change callback generation here.
4355 (stack_include_file): Update use of cpp_push_buffer.
4356 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
4357 (struct cpp_buffer): Remove type, pfile members.
4358 * cppinit.c (cpp_handle_option): Use free_chain.
4359 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
4360 (skip_escaped_newlines, get_effective_char, lex_percent): Take
4361 a cpp_reader rather than a cpp_buffer.
4362 (skip_escaped_newlines, get_effective_char, skip_block_comment,
4363 skip_line_comment, parse_string, lex_percent, lex_dot,
4364 _cpp_lex_token): Update accordingly.
4365 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
4367 (cpp_push_buffer): Update prototype.
4368 (run_directive): Update use of cpp_push_buffer.
4369 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
4370 handle_assertion): Update use of run_directive.
4371 * cpplib.h (enum cpp_buffer_type): Remove.
4372 (cpp_push_buffer): Update prototype.
4373 * fix-header.c (read_scan_file): Update.
4375 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4377 * gcc.c (struct prefix_list): Change prefix to const char *.
4379 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4381 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
4383 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
4385 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
4388 * jump.c (squeeze_notes): Take parms by reference. Handle END being
4391 * ifcvt.c (dead_or_predicable): Adjust.
4392 * loop.c (find_and_verify_loops): Adjust.
4393 * stmt.c (expand_end_case): Adjust.
4394 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
4395 head and end insn pointers in the basic block, not just local copies.
4396 (merge_blocks_move_predecessor_nojumps): Likewise.
4398 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
4400 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
4401 bitmap.h, builtin-types.def, builtins.c, builtins.def,
4402 c-aux-info.c, c-common.c, c-common.def, c-common.h,
4403 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
4404 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
4405 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
4406 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
4407 conditions.h, config.gcc, configure.frag, configure.in,
4408 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
4409 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
4410 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
4411 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
4412 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
4413 emit-rtl.c, errors.c, errors.h, except.c, except.h,
4414 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
4415 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
4416 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
4417 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
4418 gencheck.c, gencodes.c, genconfig.c, genemit.c,
4419 genextract.c, genflags.c, gengenrtl.c, genmultilib,
4420 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
4421 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
4422 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
4423 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
4424 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
4425 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
4426 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
4427 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
4428 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
4429 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
4430 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
4431 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
4432 params.h, predict.c, predict.def, predict.h, prefix.c,
4433 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
4434 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
4435 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
4436 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
4437 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
4438 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
4439 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
4440 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
4441 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
4442 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
4443 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
4444 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
4445 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
4446 xcoffout.h: replace "GNU CC" with "GCC".
4448 2001-08-21 Richard Henderson <rth@redhat.com>
4450 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
4451 (final_scan_insn): Consider jump tables data even if we have no
4452 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
4454 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
4455 (ASM_OUTPUT_CASE_END): Remove.
4456 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
4457 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
4458 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4460 2001-08-21 Richard Henderson <rth@redhat.com>
4462 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
4463 at barrier insns. Emit stop bits before barriers.
4465 * flow.c (flow_find_cross_jump): Don't consider unconditional
4466 return insns for commoning.
4468 * final.c (compute_alignments): Fix typo.
4470 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
4471 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
4472 (store_bit_field): Use mode_for_extraction more places.
4473 (extract_bit_field): Likewise.
4475 2001-08-21 Zack Weinberg <zackw@panix.com>
4477 * caller-save.c: Don't include insn-codes.h.
4478 (reg_save_code, reg_restore_code): Make arrays of int.
4479 All uses updated to match.
4480 (insert_save, insert_restore): No need to initialize "code"
4481 variable upon declaration.
4482 * Makefile.in: update dependencies; fix typo in clean rule.
4484 2001-08-21 Richard Henderson <rth@redhat.com>
4486 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
4487 (merge_if_block): Handle fallout from same.
4489 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4491 * builtins.c (type_to_class): Fix typo in last change.
4493 2001-08-21 Richard Henderson <rth@redhat.com>
4495 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
4496 ia64_asm_output_label.
4498 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
4499 copy of gp while the real gp register contains garbage.
4501 2001-08-21 Zack Weinberg <zackw@panix.com>
4503 * expmed.c (mode_for_extraction): New function.
4504 (store_bit_field, extract_bit_field): Use it.
4505 * expr.h: Prototype it and provide an enum for its first argument.
4507 * combine.c, function.c, recog.c: Don't include insn-codes.h.
4508 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
4509 and digging through the insn_data tables.
4510 * Makefile.in: Update dependencies.
4512 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4514 * cppfiles.c (stack_include_file): line-map.c now handles include
4516 (handle_missing_handler): Similarly.
4517 (_cpp_execute_include): Similarly.
4518 (_cpp_pop_file_buffer): Similarly.
4519 * cpphash.h (struct cpp_reader): Remove system_include_depth,
4520 buffer_stack_depth and include_depth.
4521 * cpplib.c (do_include_common): line-map.c now handles include depth.
4522 (cpp_push_buffer): Similarly.
4523 (_cpp_pop_buffer): Similarly.
4524 * cppmacro.c (builtin_macro): Update.
4525 * line-map.c (init_line_maps): Set depth.
4526 (add_line_map): Increment "used" earlier. Update and use the
4528 (trace_include): Use the include depth.
4529 * line-map.h (struct line_maps): New member depth.
4531 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4533 * cppfiles.c (stack_include_file): Don't handle -H here.
4534 * cppinit.c (cpp_start_read): Set include tracing after
4535 cpp_post_options and after stacking the main file.
4536 * line-map.c (trace_include): New.
4537 (init_line_maps, add_line_map): Update.
4538 * line-map.h (struct line_maps): New member trace_includes.
4540 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4542 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
4543 * cppfiles.c (stack_include_file): Only stack a file if there
4544 is something to do. Return a boolean indicating whether a
4545 buffer was stacked or not.
4546 (_cpp_execute_include): Similarly.
4547 (_cpp_read_file): Similarly.
4548 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
4550 2001-08-21 Sam Steingold <sds@gnu.org>
4552 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
4553 (RECACHE): keep obufp_before_macroname up to date
4555 2001-08-21 Zack Weinberg <zackw@panix.com>
4557 * stmt.c: Don't include insn-codes.h.
4558 (expand_end_case): Machine specific logic moved to expr.c.
4559 No need to worry about __builtin_classify_type.
4560 (check_for_full_enumeration_handling, emit_case_nodes):
4563 * builtins.o (expand_builtin_classify_type): Split up so code
4564 can be shared with fold_builtin_classify_type.
4565 (type_to_class, fold_builtin_classify_type): New functions.
4566 (fold_builtins): Handle __builtin_classify_type.
4568 * expr.c (do_tablejump): Now static.
4569 (case_values_threshold, try_casesi, try_tablejump): New;
4570 code mostly from stmt.c (expand_end_case).
4571 (expr.h): Update prototypes.
4573 * Makefile.in (stmt.o): Update dependencies.
4575 2001-08-21 Will Cohen <wcohen@redhat.com>
4577 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
4578 declaration of variable i.
4579 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
4580 declaration of variable i.
4582 2001-08-21 Richard Henderson <rth@redhat.com>
4584 * crtstuff.c: Fix thinko last change. Move list tails to start
4585 of CRT_END section. Tidy ifdefs.
4586 (__EH_FRAME_BEGIN__): Always static for ELF.
4587 (__do_global_ctors_1): Rename from __frame_dummy.
4588 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
4589 name change; don't hide __EH_FRAME_BEGIN__.
4591 2001-08-21 Richard Henderson <rth@redhat.com>
4593 * gdbinit.in: Move break on exit after break on fancy_abort.
4595 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
4598 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4600 * cpphash.h (_cpp_push_next_buffer): New.
4601 * cppinit.c (do_includes): Remove.
4602 (push_include, free_chain, _cpp_push_next_buffer): New.
4603 (cpp_start_read): Use them to rework command line option handling.
4604 (cpp_handle_option): Combine handling of -include and -imacros.
4605 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
4606 appropriate. Always insert missing \n at EOF.
4607 * cpplib.c (start_directive): Get the directive position right.
4608 * cppmain.c (cb_file_change): Always print the first line, unless
4611 2001-08-20 Andreas Jaeger <aj@suse.de>
4613 * profile.c (compute_branch_probabilities): Remove extra new-line
4615 * flow.c (verify_flow_info): Likewise.
4617 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4619 * basic-block.h (basic_block): Add new field 'flags'.
4620 (BB_REACHABLE): Define.
4621 (expunge_block): Declare.
4622 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
4623 (EXIT_BLOCK_PTR): Ditto.
4624 (expunge_block): Remove static declaration.
4625 (cleanup_cfg): Clear bb->aux on every basic block.
4626 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
4627 computing reachability.
4628 (delete_unreachable_blocks): Delete block b if b->flags has
4631 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4633 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
4635 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4637 * sparc.c (sparc_variable_issue): Fix typo in last change.
4639 2001-08-20 Richard Henderson <rth@redhat.com>
4641 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
4643 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
4645 * pa.h (RETURN_IN_MEMORY): Improve comment.
4647 2001-08-20 Janis Johnson <janis187@us.ibm.com>
4649 * doc/invoke.texi (Profiling options): Clarify the interactions
4650 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
4652 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
4654 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
4657 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4659 * gcc.c (make_relative_prefix): Allocate a sufficiently large
4662 2001-08-20 Richard Henderson <rth@redhat.com>
4664 * final.c (end_final): Fix typo last change.
4666 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
4668 * cppinit.c (init_standard_includes): The returned buffer
4669 is already malloc-ed.
4670 * gcc.c (add_prefix): Similarly.
4671 * prefix.c (translate_name): Update to support clear buffer
4673 (update_path): Similarly. Be sure to free any newly allocated
4674 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
4676 * prefix.h (update_path): Update prototype and document.
4677 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
4678 up and update to new buffer ownership rules.
4679 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
4681 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4683 * final.c (compute_alignments): New function.
4684 (init_insn_lengths): Do not care label_align.
4685 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
4686 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
4687 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
4688 (shorted_branches): Realloc label_align array; do
4689 not call init_insn_lengths; Do not care about loop alignments.
4690 * output.h (compute_alignments): Declare.
4691 * toplev.c (rest_of_compilation): Call compute_alignments.
4692 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
4694 * predict.c (block_info_def): Add npredecesors, remove nvisited;
4695 change visited to tovisit.
4696 (propagate_freq): Use faster traversing algorithm.
4697 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
4698 to tovisit; reverse meaning.
4700 * predict.c (struct block_info_def): Remove nvisited.
4701 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4702 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4704 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
4706 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
4707 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
4708 (TARGET_FUSED_MADD): New.
4709 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
4710 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
4711 the multiply-add instructions.
4713 2001-08-19 Richard Henderson <rth@redhat.com>
4715 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
4716 is aligned to pointer size.
4718 2001-08-19 Richard Henderson <rth@redhat.com>
4720 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
4721 display markers during final schedule.
4723 2001-08-19 Richard Henderson <rth@redhat.com>
4725 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
4727 2001-08-19 Richard Henderson <rth@redhat.com>
4729 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
4731 (ASM_NAME_TO_STRING): Remove.
4732 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
4733 in the same string. Remove support for expressions.
4735 2001-08-19 Richard Henderson <rth@redhat.com>
4737 * config/i386/i386.md (tablejump): Make an expander; handle
4738 pic relative addressing here.
4739 (tablejump_1): Rename from tablejump_pic.
4742 2001-08-19 Richard Henderson <rth@redhat.com>
4744 * regclass.c (fix_register): Fix typo.
4746 2001-08-18 Richard Henderson <rth@redhat.com>
4748 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
4749 (struct _Unwind_Context): Expand br_loc to hold it.
4750 (uw_frame_state_for): Handle leaf functions better.
4751 (uw_update_reg_address): Update for br_loc change.
4753 2001-08-18 Richard Henderson <rth@redhat.com>
4755 * crtstuff.c: Move list heads before code that uses them.
4756 (__JCR_LIST__): Remove initial null.
4757 (frame_dummy, __frame_dummy): Do java registration here ...
4758 (__do_global_ctors_aux): ... not here.
4760 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
4761 (__do_global_dtors_aux): Update to match.
4762 (__JCR_LIST__, __do_jv_register_classes): New.
4764 * config/ia64/crtend.asm (__JCR_END__): New.
4765 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
4766 instead of an indirect LTOFF22 reloc.
4768 2001-08-18 Richard Henderson <rth@redhat.com>
4770 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
4771 * regclass.c (init_reg_sets_1): Fix typo.
4772 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
4773 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
4774 (ia64_compute_frame_size): Make ar.unat live when in use.
4775 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
4776 for ar.pfs; remove ar.unat handling.
4777 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
4779 (PREDICATE_CODES): Add ar_pfs_reg_operand.
4780 * config/ia64/ia64-protos.h: Update decls.
4781 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
4782 (sibcall_pic): Likewise.
4784 2001-08-18 Richard Henderson <rth@redhat.com>
4786 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
4787 pred_rel_mutex when searching for insn_group_barrier.
4788 * config/ia64/ia64.md (cycle_display): Combine the expander
4791 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
4792 bit before asm as needed.
4794 2001-08-18 Richard Henderson <rth@redhat.com>
4796 * timevar.def (TV_MACH_DEP): New.
4797 * toplev.c (rest_of_compilation): Use it.
4798 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
4800 2001-08-18 Zack Weinberg <zackw@panix.com>
4802 * unwind-dw2.c (execute_stack_op): Add default aborts to
4803 the inner switches to prevent warnings.
4805 2001-08-18 Richard Henderson <rth@redhat.com>
4807 * timevar.h (struct timevar_time_def): Change element type to float.
4808 (ticks_to_msec, clocks_to_msec): Likewise.
4809 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
4810 (get_time): Likewise.
4811 (timevar_print): Adjust zero check and printing to match.
4813 2001-08-18 Zack Weinberg <zackw@panix.com>
4815 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
4816 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
4817 Eliminate overfull or underfull hboxes.
4819 2001-08-18 Zack Weinberg <zackw@panix.com>
4821 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4823 2001-08-18 Zack Weinberg <zackw@panix.com>
4825 * haifa-sched.c: Convert to target hooks. Macros replaced
4826 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
4827 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
4828 MD_SCHED_FINISH, and HAVE_cycle_display.
4829 * target-def.h (TARGET_SCHED_ADJUST_COST,
4830 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
4831 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
4832 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
4833 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
4834 New hook #defines to be overridden.
4835 (TARGET_SCHED): Bring them all together.
4836 (TARGET_INITIALIZER): Update.
4837 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
4838 instead of 'struct rtx_def *' throughout.
4839 (struct sched): New set of hooks for the scheduler.
4840 * Makefile.in (haifa-sched.o): Depend on target.h.
4841 * doc/tm.texi: Document the new scheduler hooks, together in
4842 their own section, instead of scattered around.
4843 Fix a bunch of underfull/overfull hboxes.
4845 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
4846 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
4847 sparc.h: Don't define any of the old scheduler macros.
4849 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
4850 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
4851 sparc.c: Create hook functions from code extracted from
4852 corresponding target header, or make existing hooks static, as
4853 appropriate. Set the appropriate entries in targetm.
4855 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
4856 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
4857 rs6000-protos.h, s390-protos.h, sparc-protos.h:
4858 Remove prototypes for functions which are now static.
4860 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
4861 related gunk; the Haifa scheduler is now the only choice.
4863 2001-08-18 Zack Weinberg <zackw@panix.com>
4865 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
4866 * genopinit.c: Put floating point divide insns in sdiv_optab.
4867 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
4868 * config/gofast.h, config/c4x/c4x.h,
4869 config/ia64/hpux_longdouble.h, config/mips/mips.h,
4870 config/pa/long_double.h, config/rs6000/sysv4.h,
4871 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
4872 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
4873 (init_optabs): Use init_optabv for overflow-trapping optabs.
4874 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
4875 cmp_optab RTX codes so have_insn_for can find them.
4877 * optabs.c (expand_simple_binop, expand_simple_unop,
4878 have_insn_for, gen_sub3_insn): New interfaces.
4879 * expr.h: Prototype new functions.
4880 (enum optab_methods): Move here from optabs.h.
4882 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
4883 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
4884 Use new functions instead of working directly with optabs.
4885 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
4886 unroll.c: Don't include optabs.h.
4887 * caller-save.c, combine.c, function.c, stmt.c: Just include
4888 insn-codes.h, not optabs.h.
4889 * Makefile.in: Update dependencies.
4891 * combine.c (make_compound_operation, simplify_comparison):
4892 Fix typos testing for this or that instruction.
4894 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4896 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
4897 generating libgcc.a.
4899 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4901 * except.c (TYPE_HASH): Delete.
4903 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
4906 * tree.c (TYPE_HASH): Delete.
4908 * tree.h (TYPE_HASH): Define.
4910 2001-08-18 Graham Stott <grahams@redhat.com>
4912 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
4914 (adddi3_internal_2+2): Likewise.
4915 (eh_set_lr_di+1): Likewise.
4917 2001-08-17 Richard Henderson <rth@redhat.com>
4919 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4920 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
4921 * dwarf2asm.c: ... here.
4922 * dwarfout.c: Remove them.
4924 * varasm.c (assemble_integer): Add align parameter.
4925 (assemble_real, output_constant, output_constructor): Likewise.
4926 * output.h: Update decls.
4927 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
4928 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
4929 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
4930 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
4931 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
4934 * final.c (end_final): Abort profile block generation if we
4935 havn't layed it out properly.
4936 * output.h (assemble_eh_integer): Remove stale decl.
4937 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
4939 (assemble_integer): Handle unaligned data.
4940 (assemble_real): Abort on unaligned data.
4941 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
4943 (default_dtor_section_asm_out_destructor): Use assemble_align.
4944 (default_named_section_asm_out_constructor): Likewise.
4945 (default_ctor_section_asm_out_constructor): Likewise.
4946 * config/darwin.c (machopic_asm_out_constructor): Likewise.
4947 (machopic_asm_out_destructor): Likewise.
4948 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
4949 (nextstep_asm_out_destructor): Likewise.
4950 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
4951 (vms_asm_out_destructor): Likewise.
4953 2001-08-17 Richard Henderson <rth@redhat.com>
4955 * config/mips/iris6.h (TARGET_IRIX6): New.
4956 (current_section_name, current_section_flags): New.
4957 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
4958 (MAX_OFILE_ALIGNMENT): New.
4959 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
4960 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
4961 (copy_file_data): Split out from
4962 (mips_asm_file_end): ... here.
4963 (mips_asm_file_start): Remove extra .section directive. Use
4964 tmpfile instead of mips_make_temp_file.
4965 (mips_unique_section): Use const char * as needed for warnings.
4966 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
4967 re-add align parameter.
4968 (iris6_asm_named_section): New.
4969 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
4970 (iris6_asm_output_align, iris6_section_align_1): New.
4971 (iris6_asm_file_start, iris6_asm_file_end): New.
4972 * config/mips/mips-protos.h: Update decls.
4974 2001-08-17 Janis Johnson <janis187@us.ibm.com>
4976 * doc/install.texi (Install GCC): Add links to build status pages.
4978 (Final install): Ditto; request updates for specific info
4980 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
4982 * cpperror.c (print_location): Don't take a file name; use the
4984 (_cpp_begin_message): Similarly.
4985 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4986 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4987 (cpp_pedwarn_with_file_and_line): Remove.
4988 * cppfiles.c (stack_include_file): Update; set filename to stdin
4989 here when appropriate.
4990 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
4991 (_cpp_begin_message): Don't take a file name.
4992 * cppinit.c: Add comment.
4993 * cpplex.c: Fix end-of-directive indicator.
4994 * cpplib.c: Don't include intl.h.
4995 (run_directive, do_diagnostic): Update.
4996 (do_line): Update to not use nominal_fname.
4997 (cpp_push_buffer): Don't take a filename.
4998 * cpplib.h (struct ht): Remove.
4999 (cpp_push_buffer): Don't take a filename.
5000 (cpp_pedwarn_with_file_and_line): Remove.
5001 * cppmacro.c (struct cpp_macro): Remove file.
5002 (builtin_macro): Update.
5003 (_cpp_create_definition): Update.
5004 * cppmain.c: Correct comment.
5005 * fix-header.c (read_scan_file): Update.
5007 2001-08-17 Kazu Hirata <kazu@hxi.com>
5009 * sbitmap.c: Fix comment formatting.
5010 * sched-deps.c: Likewise.
5011 * sibcall.c: Likewise.
5012 * simplify-rtx.c: Likewise.
5014 * ssa-ccp.c: Likewise.
5015 * stor-layout.c: Likewise.
5016 * timevar.c: Likewise.
5017 * toplev.c: Likewise.
5018 * unwind-dw2.c: Likewise.
5019 * unwind-dw2-fde.c: Likewise.
5020 * varasm.c: Likewise.
5022 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5024 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
5025 or larger than an integer in memory.
5027 2001-08-17 Zack Weinberg <zackw@panix.com>
5029 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
5030 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
5031 * rtl.h: Don't forward-declare union tree_node here. Don't
5032 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
5033 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
5034 and tree respectively.
5035 * tree.h: Don't forward-declare struct rtx_def here. Don't
5036 typedef tree here. Change all uses of struct rtx_def *,
5037 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
5038 and tree respectively.
5040 2001-08-17 Richard Henderson <rth@redhat.com>
5042 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
5043 config/mips/openbsd.h: Fix typos last change.
5045 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5047 * doc/invoke.texi (Optimize Options): The default for
5048 -finline-limit is 600.
5050 2001-08-17 Richard Henderson <rth@redhat.com>
5052 * varasm.c (text_section): Allow TEXT_SECTION to override the
5053 printing of TEXT_SECTION_ASM_OP.
5054 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
5055 (DATA_SECTION, BSS_SECTION): Remove.
5056 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
5057 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
5058 Rename from s/_NAME//.
5059 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
5060 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
5061 (TEXT_SECTION): ... here. New.
5062 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
5063 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
5064 * config/mips/openbsd.h: Likewise.
5065 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
5066 (mips_asm_file_end): Likewise test.
5067 (mips_output_function_epilogue): Likewise. Switch back to data
5068 section after emitting the function.
5070 * doc/tm.texi (Sections): Document TEXT_SECTION.
5072 2001-08-17 Richard Henderson <rth@redhat.com>
5074 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
5075 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
5077 2001-08-17 Richard Henderson <rth@redhat.com>
5079 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
5080 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
5081 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
5082 Add aligned attribute.
5084 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
5086 * config/sh/sh.md: Add modes to unspecs in first insn to match
5087 those in the second.
5089 * Makefile.in: Fix collect2 copy for Cygwin.
5091 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
5093 Install the proper patch.
5094 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5095 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5096 (expand_function_start): Likewise.
5097 * stmt.c (expand_decl): Likewise.
5098 * varasm.c (make_decl_rtx): Likewise.
5100 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5102 * final.c: Undo my previous accidental checkin.
5103 * output.h: Likewise.
5104 * tm.texi: Likewise.
5106 2001-08-16 Richard Henderson <rth@redhat.com>
5108 * varasm.c (named_section_flags): Remove align parameter.
5109 * varasm.c, dwarf2out.c: Update all callers.
5110 * output.h: Update prototypes.
5112 * target.h (target.asm_out.named_section): Remove align parameter.
5113 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
5114 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
5115 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
5116 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
5117 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
5119 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
5120 (get_named_section_flags, set_named_section_flags): New.
5121 (named_section_flags): Use them.
5122 (named_section): Do decl vs section flags check here...
5123 (default_section_type_flags): ... not here.
5124 (init_varasm_once): Create in_named_htab.
5125 (resolve_unique_section): Mark reloc unused.
5127 2001-08-16 Richard Henderson <rth@redhat.com>
5129 * varasm.c (force_const_mem): Keep pool alignment in bits.
5130 (output_constant_pool): Use assemble_align.
5132 2001-08-16 Zack Weinberg <zackw@panix.com>
5134 * doc/tm.texi: Remove extra @table command.
5136 2001-08-16 Zack Weinberg <zackw@panix.com>
5138 * final.c (shorten_branches): Clear the end of the label_align
5139 array only if we made it larger. Break up messy expressions
5142 * diagnostic.c (internal_error): Check for error recursion
5143 before doing ICE suppression.
5145 * timevar.c: Timing variables now count in milliseconds.
5146 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
5147 (get_time): Not here.
5148 (timevar_print): Don't print any timer whose user, cpu, and
5149 wall times are all zero as displayed.
5150 * timevar.h: Update comment aboout units. Make timevar
5153 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5155 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5156 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5157 (expand_function_start): Likewise.
5158 * stmt.c (expand_decl): Likewise.
5159 * varasm.c (make_decl_rtx): Likewise.
5161 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
5163 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
5164 (finalize_record_size): Don't set TYPE_USER_ALIGN.
5166 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5168 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
5171 2001-08-16 Andreas Jaeger <aj@suse.de>
5173 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
5176 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
5178 * rtl.h (only_sets_cc0_p): New prototype.
5179 * jump.c (sets_cc0_p): Handle INSN.
5180 (only_sets_cc0_p): New function.
5181 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
5182 (tidy_fallthru_edge): Likewise.
5183 * integrate.c (copy_insn_list): Likewise.
5184 * unroll.c (unroll_loop): Likewise.
5185 (copy_loop_body): Likewise.
5187 2001-08-15 Jason Eckhardt <jle@redhat.com>
5189 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
5191 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5193 * predict.c (struct block_info_def): Remove nvisited.
5194 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5195 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5197 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
5198 (ix86_adjust_cost): Teach scheduler that latency to load operand can
5201 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
5203 * predict.def: Update hitrates.
5205 2001-08-15 Richard Henderson <rth@redhat.com>
5207 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
5209 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
5211 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
5212 note from its associated jump.
5214 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5216 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
5217 also on 64-bit s390x targets.
5219 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
5221 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
5223 (arm_expand_prologue): Handled nested functions which take a
5224 variable argument list.
5225 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
5226 macro with an invocation of
5227 arm_compute_initial_elimination_offset.
5228 * config/arm/arm-protos.h: Prototype
5229 arm_compute_initial_elimination_offset.
5231 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5233 * doc/install.texi (Specific, avr): Fix markup.
5234 (Specific, c4x): Ditto.
5236 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5238 * predict.c (dump_prediction): Change `bool' parameter to `int'.
5240 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
5242 * Makefile.in (OBJS): Add rtl-error.o
5243 (rtl-error.o): New rule.
5244 (diagnostic.o): Adjust dependency.
5245 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
5246 error_for_asm, _fatal_insn, _fatal_insn_not_found,
5247 warning_for_asm): Move to...
5248 rtl-error.c: ...here. New file.
5250 2001-08-14 Richard Henderson <rth@redhat.com>
5252 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
5253 if USING_SJLJ_EXCEPTIONS.
5255 2001-08-14 Steve Ellcey <sje@cup.hp.com>
5257 * tlink.c (scan_linker_output): Check string for unsatisfied in
5258 addition to undefined and unresolved.
5260 2001-08-14 Graham Stott <grahams@redhat.com>
5262 * libgcc2.c (*): Replace EH_FRAME_SECTION with
5263 EH_FRAME_SECTION_NAME.
5265 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5267 * genattrtab.c (simplify_test_exp_in_temp): New function.
5268 (simplify_test_exp): Avoid explicit use of temporary obstack.
5269 (simplify_cond, insert_right_side, evaluate_eq_attr,
5270 simplify_and_tree, simplify_or_tree, eliminate_known_true):
5271 Use simplify_test_exp_in_temp.
5272 (optimize_attrs): Iterate until expression stabilizes.
5274 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
5276 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
5277 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
5279 2001-08-13 Richard Henderson <rth@redhat.com>
5281 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
5282 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
5283 * config/arm/conix-elf.h: Likewise.
5285 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5287 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
5289 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5291 * gcse.c (hash_scan_set): Expressions that are set as part of
5292 jump instructions are not available.
5294 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5296 * config/s390/s390.c (print_operand, s390_function_prologue,
5297 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
5299 2001-08-13 Richard Henderson <rth@redhat.com>
5301 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
5302 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
5303 * doc/tm.texi (Exception Region Output): Document it.
5305 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5307 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
5308 DWARF2 instead of stabs by default.
5310 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5312 * config/rs6000/rs6000.c: Include optabs.h.
5314 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5316 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
5317 save/restore routines.
5318 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
5320 2001-08-13 Andreas Jaeger <aj@suse.de>
5322 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
5323 the english is correct.
5325 2001-08-13 Zack Weinberg <zackw@panix.com>
5327 * expr.h: Split out optab- and libfunc-related code to...
5328 * optabs.h, libfuncs.h: ... these new headers.
5330 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
5332 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
5334 * mkconfig.sh: Don't include insn-codes.h from config.h.
5336 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
5337 enum insn_code is available. Move reload_in_optab and
5338 reload_out_optab array declarations to optabs.h.
5339 * regmove.c (gen_add3_insn): Move to optabs.c, export from
5340 there, prototype in expr.h.
5341 * gencodes.c: Cleanup: zap global variables, don't use
5342 printf where puts will do, don't bother defining MAX_INSN_CODE
5343 which nothing uses, let CODE_FOR_nothing get its value implicitly.
5345 * genemit.c, genopinit.c: Include optabs.h in generated file.
5346 * genoutput.c: Include insn-codes.h in generated file.
5347 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
5348 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
5349 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
5350 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
5351 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
5352 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
5354 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
5355 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
5356 config/m88k/m88k.c, config/sparc/sparc.c:
5358 * reload.c: Include expr.h and optabs.h before reload.h.
5359 * config/alpha/alpha.c: Include tree.h before reload.h.
5360 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
5361 and reload.h in that order.
5362 * config/sparc/sparc.c: Include debug.h.
5363 * recog.c: Include insn-codes.h.
5365 2001-08-13 Andreas Jaeger <aj@suse.de>
5367 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
5370 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
5372 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
5373 * gcc.c (init_spec): Fix typo in comment.
5374 * varasm.c (data_section): Fix typo in comment.
5376 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
5378 * predict.c (dump_prediction): New argument "USED".
5379 (combine_predictions_for_insn): Determine the used heuristics,
5380 output the case no heuristic applied.
5381 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
5383 2001-08-13 Andreas Jaeger <aj@suse.de>
5385 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
5388 2001-08-13 Kazu Hirata <kazu@hxi.com>
5390 * jump.c: Fix formatting.
5392 2001-08-13 Kazu Hirata <kazu@hxi.com>
5394 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
5397 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
5399 * loop.c (check_dbra_loop): Use condjump_label to compute
5402 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
5403 to better document the files they're in.
5405 2001-08-12 Zack Weinberg <zackw@panix.com>
5407 * recog.h (struct insn_operand_data): Shrink 'mode' field
5410 2001-08-12 Kazu Hirata <kazu@hxi.com>
5412 * gcc.c: Fix comment formatting.
5413 * gccspec.c: Likewise.
5416 * genemit.c: Likewise.
5417 * gengenrtl.c: Likewise.
5418 * genrecog.c: Likewise.
5419 * gensupport.c: Likewise.
5420 * ggc-page.c: Likewise.
5421 * global.c: Likewise.
5422 * graph.c: Likewise.
5423 * ifcvt.c: Likewise.
5424 * integrate.c: Likewise.
5426 * libgcc2.c: Likewise.
5428 * mbchar.c: Likewise.
5429 * optabs.c: Likewise.
5430 * predict.c: Likewise.
5431 * prefix.c: Likewise.
5432 * profile.c: Likewise.
5433 * protoize.c: Likewise.
5435 * recog.c: Likewise.
5436 * regclass.c: Likewise.
5437 * regmove.c: Likewise.
5438 * reg-stack.c: Likewise.
5439 * reload1.c: Likewise.
5440 * resource.c: Likewise.
5441 * rtlanal.c: Likewise.
5444 2001-08-12 Kazu Hirata <kazu@hxi.com>
5446 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
5447 a tree representing a constant is passed to the macro.
5449 2001-08-12 Richard Henderson <rth@redhat.com>
5451 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
5452 (rs6000_elf_asm_out_destructor): New.
5453 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
5454 (DTORS_SECTION_ASM_OP): Remove.
5455 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5456 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
5458 2001-08-12 David Edelsohn <edelsohn@gnu.org>
5461 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5462 * gcc.c (set_collect_gcc_options): New function, split out from
5464 Ignore elided switches.
5465 (do_spec_1): Invoke before executing command.
5466 (set_input): Export.
5467 Move declaration ...
5468 * gcc.h (set_input): ... here.
5469 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5472 2001-08-12 Richard Henderson <rth@redhat.com>
5474 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
5475 thinko wrt TARGET_RELOCATABLE.
5477 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
5479 * fix-header.c (cb_file_change): Update prototype.
5481 2001-08-11 Zack Weinberg <zackw@panix.com>
5483 * toplev.c (set_float_handler): Make static.
5484 * toplev.h: Don't prototype set_float_handler.
5486 * simplify-rtx.c: Don't include setjmp.h.
5487 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
5489 (simplify_unary_operation, simplify_binary_operation): Use them,
5490 via do_float_handler.
5492 * fold-const.c: Don't include setjmp.h.
5493 (exact_real_inverse_1): New function.
5494 (exact_real_inverse): Use it, via do_float_handler.
5496 * varasm.c: Don't include setjmp.h.
5497 (assemble_real_1): New function.
5498 (assemble_real): Use it, via do_float_handler.
5499 Call internal_error if we get a trap here.
5501 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
5502 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
5504 2001-08-11 Zack Weinberg <zackw@panix.com>
5506 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
5507 STACK_BOUNDARY if not already defined.
5509 * calls.c, function.c, reload1.c, explow.c: Don't default
5510 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
5511 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
5513 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
5516 * doc/tm.texi: Document that STACK_BOUNDARY is required;
5517 clarify difference between it and PREFERRED_STACK_BOUNDARY.
5519 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5521 * cppmacro.c (enter_macro_context): Push macro expansions even
5524 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5526 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
5527 (rs6000_elf_section_type_flags): Actually return a value.
5529 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5531 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
5532 Clean up code: add missing comments and prototypes, fix warnings,
5533 remove obsolete code, fix spacing to conform to coding style.
5535 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5537 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
5538 and TARGET_ASM_CLOSE_PAREN.
5539 (regclass_map): CC register belongs to class NO_REGS.
5540 (legitimize_pic_address): Don't generate unnecessary moves
5541 (to avoid confusing loop optimization).
5542 (check_and_change_labels): Replace jump_long by indirect_jump.
5543 (s390_final_chunkify): Don't start a new literal pool on section
5544 switch in 64-bit code.
5545 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
5547 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
5548 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
5549 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
5551 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
5552 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
5553 (CONST_COSTS): Fixed incorrect costs.
5555 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
5556 Use emit_jump instead of emit_jump_insn (gen_jump).
5557 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
5558 (to avoid confusing flow analysis).
5559 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
5560 (casesi, casesi_jump): New.
5561 (jump_long): Removed. Functionality merged into indirect_jump.
5562 (indirect_jump): Accept address_operand, not just register_operand.
5563 (cjump_long, icjump_long): Use same logic as indirect_jump.
5564 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
5565 Fixed broken setjmp/longjmp handling.
5566 (do_builtin_setjmp_setup): Removed.
5568 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
5569 broken GNU as versions that don't accept .quad with large
5570 negative values. Use hexadecimal output instead.
5571 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
5572 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
5573 FUNCTION_EPILOGUE): Removed. Now in targetm.
5575 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
5577 * config/s390/fixdfdi.h: Add missing copyright statement.
5578 Fix type conflicts on 64-bit. Add missing SFmode routines.
5580 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
5583 2001-08-11 Richard Henderson <rth@redhat.com>
5585 * rtl.h (REG_EH_RETHROW): Remove.
5586 * rtl.c (reg_note_name): Update.
5587 * combine.c (distribute_notes): Don't check for it.
5589 2001-08-11 Richard Henderson <rth@redhat.com>
5591 * combine.c (distribute_notes): Place REG_SETJMP.
5593 2001-08-11 Richard Henderson <rth@redhat.com>
5595 * doc/extend.texi (Arrays and pointers implementation): Discourage
5596 relying on sign-extension of pointers.
5598 2001-08-11 H.J. Lu <hjl@gnu.org>
5600 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
5602 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
5603 RDATA_SECTION_ASM_OP.
5605 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5607 * doc/install.texi (Specific, c4x): Fix cross-reference to the
5608 main manual to work both for info and HTML versions.
5610 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5611 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5613 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
5614 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
5615 (struct cpp_pool): New member first.
5616 * cppinit.c (append_include_chain): Plug memory leaks.
5617 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
5618 Allocate pragma structures from the (aligned) macro pool to
5619 avoid leaking memory.
5620 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
5621 so we don't leak memory.
5622 * hashtable.c (ht_destroy): New.
5623 * hashtable.h (ht_destroy): New.
5625 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5626 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5628 * c-lex.c (map): Make const.
5629 (cb_file_change): Update for callback passing a line map.
5630 Don't assume we have a previous map. Remove sanity check
5631 about popping too many files.
5632 * cpperror.c (print_location): Make map const.
5633 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
5634 (cpp_make_system_header): Similarly.
5635 (search_from): Similarly.
5636 (_cpp_execute_include): Don't remember where we came from.
5637 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
5638 (struct cpp_reader): Make map const.
5639 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
5640 * cpplib.c (do_line): Update; line maps now hold sysp.
5641 (cpp_push_buffer): Similarly.
5642 (_cpp_do_file_change): Similarly; callback with map instead.
5643 (cpp_get_line_maps): Constify return value.
5644 (_cpp_pop_buffer): Update.
5645 * cpplib.h (struct cpp_file_change): Remove.
5646 (struct cpp_callbacks): Update.
5647 (cpp_get_line_maps): Constify return value.
5648 * cppmacro.c (_cpp_create_definition): Update.
5649 * cppmain.c (struct printer): Constify map.
5650 (maybe_print_line): Similarly.
5651 (print_line): Similarly. Deduce flags 1 and 2 here.
5652 (cb_file_change): Update.
5653 * line-map.c (free_line_maps): Warn regardless.
5654 (add_line_map): Return pointer to const. When passed NULL to_file
5655 with LC_LEAVE, use the obvious values for the return point so the
5656 caller doesn't have to figure them out.
5657 (lookup_line): Return pointer to const.
5658 (print_containing_files): Take pointer to const.
5659 * line-map.h (struct line_map): New members reason, sysp.
5660 (add_line_map): Return pointer to const.
5661 (lookup_line): Similarly.
5662 (print_containing_files): Take pointer to const.
5664 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
5665 Richard Henderson <rth@redhat.com>
5667 * regmove.c (regmove_optimize): Avoid setting a register twice in
5670 2001-08-10 Richard Henderson <rth@redhat.com>
5672 * doc/extend.texi (Arrays and pointers implementation): Document
5673 behavior of pointer/integer conversion.
5675 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
5677 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
5679 2001-08-10 Richard Henderson <rth@redhat.com>
5681 * doc/extend.texi (C Implementation): New chapter.
5682 * doc/gcc.texi (Top): Link it in.
5684 2001-08-10 Andrew Cagney <ac131313@redhat.com>
5686 * doc/install.texi (Specific): Fix CVS merge botch.
5688 2001-08-10 Richard Henderson <rth@redhat.com>
5690 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
5691 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
5693 2001-08-10 Zack Weinberg <zackw@stanford.edu>
5695 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
5696 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
5697 this macro is now required.
5699 * cselib.c (cselib_process_insn), flow.c (propagate_block),
5700 loop.c (find_and_verify_loops), reload.c (reload): Check
5701 for rtx code of CALL_INSN, not CALL, when deciding if we
5702 need to check for REG_SETJMP note.
5704 * gcse.c (compute_hash_table, compute_store_table): Update
5705 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
5708 * config/avr/avr.c: Fix typo.
5709 * config/convex/convex.c (expand_movstr): Use adjust_address.
5710 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
5712 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
5713 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
5715 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
5716 Do define STACK_BOUNDARY.
5717 * config/i370/i370.c: Include expr.h.
5718 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
5719 config/pa/som.h, config/v850/v850.h: Take in_ctors and
5720 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
5721 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
5722 * config/m88k/m88k.c: Include c-tree.h after expr.h.
5723 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
5724 * config/romp/romp.c: Include expr.h after tree.h.
5726 (output_fpop): Use xmalloc, not oballoc.
5727 * config/we32k/we32k.c: Include expr.h.
5729 2001-08-10 Kazu Hirata <kazu@hxi.com>
5731 * config/h8300/h8300.h: Fix formatting.
5733 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5735 * c-common.h (RETURN_NULLIFIED_P): Lose.
5736 * c-semantics.c (genrtl_return_stmt): Don't check it.
5738 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5740 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
5741 (mips_annotate_frame_insn): New function.
5742 (mips_emit_frame_related_store): New function.
5743 (save_restore_insns): Don't mark instructions that set up the base
5744 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
5745 the store instructions instead.
5746 (mips_expand_prologue): If the stack size is moved into a temporary
5747 register, do not mark that move as frame-related. Add a
5748 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
5750 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5752 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
5753 stack slot as unchanging if current_function_calls_eh_return.
5755 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5757 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
5758 access the second half of the TFmode scratch operand.
5760 2001-08-10 Anthony Green <green@redhat.com>
5762 * java/class.c (emit_register_classes): Conditionalize code on
5765 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5767 * doc/install.texi (Specific, avr): Fix cross-reference to the
5768 main manual to work both for info and HTML versions.
5770 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5772 * stmt.c (expand_null_return_1): Remove code to generate simple returns
5773 and "use_goto" argument.
5774 (expand_null_return, expand_value_return): Update all callers.
5775 * function.c (expand_function_end): Remove code to generate simple
5777 * config/vax/vax.md (epilogue): New expander for function return.
5778 * doc/md.texi (epilogue): Remove "if defined".
5780 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5782 * Makefile.in: Partially revert my previous change:
5783 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
5784 of the hashtab.o and safe-ctype.o rules.
5786 2001-08-09 Richard Henderson <rth@redhat.com>
5788 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
5789 (USE_COLLECT2): Remove duplicate definition.
5790 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
5791 (use_collect2): Remove dead code.
5792 * configure.in (use_collect2): Remove will_use_collect2 and
5793 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
5794 * configure: Rebuild.
5796 * target.h (targetm.asm_out.constructor): New.
5797 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
5798 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
5799 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
5800 * varasm.c (in_ctors, in_dtors): New.
5801 (assemble_constructor, assemble_destructor): Remove.
5802 (default_stabs_asm_out_destructor): New.
5803 (default_named_section_asm_out_destructor): New.
5804 (dtors_section, default_dtor_section_asm_out_destructor): New.
5805 (default_stabs_asm_out_constructor): New.
5806 (default_named_section_asm_out_constructor): New.
5807 (ctors_section, default_ctor_section_asm_out_constructor): New.
5808 * output.h: Update declarations.
5809 * c-decl.c (c_expand_body): Use target hooks instead of
5810 assemble_constructor and assemble_destructor.
5811 * profile.c (output_func_start_profiler): Likewise.
5812 * objc/objc-act.c (finish_objc): Likewise.
5813 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
5814 for the constructor.
5815 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
5817 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
5818 (DTORS_SECTION_ASM_OP): Likewise.
5819 (__CTOR_LIST__): Use attribute section when possible.
5820 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
5822 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
5823 ASM_OUTPUT_CONSTRUCTOR.
5825 * config/darwin.c (machopic_asm_out_constructor): New.
5826 (machopic_asm_out_destructor): New.
5827 * config/darwin-protos.h: Update declarations.
5828 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5829 (ASM_OUTPUT_DESTRUCTOR): Remove.
5830 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5831 * config/nextstep.c (nextstep_asm_out_constructor): New.
5832 (nextstep_asm_out_destructor): New.
5833 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5834 (ASM_OUTPUT_DESTRUCTOR): Remove.
5835 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5836 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
5837 ASM_OUTPUT_*STRUCTOR.
5838 * config/i386/aix386ng.h: Likewise.
5840 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
5841 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
5842 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5843 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5844 * config/lynx.h: Likewise.
5845 * config/netware.h: Likewise.
5846 * config/psos.h: Likewise.
5847 * config/alpha/alpha-interix.h: Likewise.
5848 * config/alpha/elf.h: Likewise.
5849 * config/arc/arc.h: Likewise.
5850 * config/arm/aof.h: Likewise.
5851 * config/arm/coff.h: Likewise.
5852 * config/arm/elf.h: Likewise.
5853 * config/c4x/c4x.h: Likewise.
5854 * config/h8300/h8300.h: Likewise.
5855 * config/i386/cygwin.h: Likewise.
5856 * config/i386/djgpp.h: Likewise.
5857 * config/i386/i386-coff.h: Likewise.
5858 * config/i386/i386-interix.h: Likewise.
5859 * config/i386/sco5.h: Likewise.
5860 * config/i386/vsta.h: Likewise.
5861 * config/i386/win32.h: Likewise.
5862 * config/i960/i960-coff.h: Likewise.
5863 * config/ia64/sysv4.h: Likewise.
5864 * config/m68hc11/m68hc11.h: Likewise.
5865 * config/m68k/coff.h: Likewise.
5866 * config/m68k/mot3300.h: Likewise.
5867 * config/m88k/m88k.h: Likewise.
5868 * config/mcore/mcore-pe.h: Likewise.
5869 * config/mcore/mcore.h: Likewise.
5870 * config/mips/elf.h: Likewise.
5871 * config/mips/elf64.h: Likewise.
5872 * config/mips/iris6.h: Likewise.
5873 * config/pa/pa64-hpux.h: Likewise.
5874 * config/rs6000/sysv4.h: Likewise.
5875 * config/sh/sh.h: Likewise.
5876 * config/sparc/litecoff.h: Likewise.
5878 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
5879 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5880 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5881 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5882 (ASM_OUTPUT_DESTRUCTOR): Remove.
5883 * config/a29k/a29k.c: Move include of tree.h.
5884 * config/a29k/udi.h: Delete file.
5885 * config/alpha/alpha.c (vms_asm_out_constructor): New.
5886 (vms_asm_out_destructor): New.
5887 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
5888 (EXTRA_SECTION_FUNCTIONS): Likewise.
5889 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5890 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5891 * config/c4x/c4x.c: Move include of tree.h.
5892 * config/clipper/clipper.c (clix_asm_out_constructor): New.
5893 (clix_asm_out_destructor): New.
5894 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5895 (ASM_OUTPUT_DESTRUCTOR): Remove.
5896 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5897 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5898 (TARGET_ASM_CONSTRUCTOR): New.
5899 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
5900 (sco_asm_out_constructor): New.
5901 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
5902 * config/i386/svr3gas.h: Remove stack grows up code.
5903 Remove code duplicated from i386/sysv3.h.
5904 (TARGET_ASM_CONSTRUCTOR): New.
5905 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5906 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
5907 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5908 (TARGET_ASM_CONSTRUCTOR): New.
5909 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
5910 (m68hc11_asm_out_destructor): New.
5911 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
5912 (TARGET_ASM_DESTRUCTOR): New.
5913 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
5914 * config/m68k/dpx2.h: Properly undef all the bits inherited from
5915 config/svr3.h pertaining to section manipulation.
5916 * config/m68k/dpx2g.h: Remove #if 0 code.
5917 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
5918 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
5919 (ASM_OUTPUT_CONSTRUCTOR): Remove.
5920 (TARGET_ASM_CONSTRUCTOR): New.
5921 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
5922 (m88k_svr3_asm_out_constructor): New.
5923 (m88k_svr3_asm_out_destructor): New.
5924 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5925 (ASM_OUTPUT_DESTRUCTOR): Remove.
5926 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5927 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
5928 * config/rs6000/aix.h: Likewise.
5929 * config/mips/rtems64.h: Don't undef removed constructor related bits.
5930 * config/mips/vxworks.h: Likewise.
5931 * config/rs6000/lynx.h: Likewise.
5932 * config/sh/elf.h: Likewise.
5933 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
5934 (DTORS_SECTION_ASM_OP): New.
5935 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5936 (ASM_OUTPUT_DESTRUCTOR): Remove.
5937 * config/sparc/sol2-sld-64.h: Likewise.
5938 * config/vax/vax.c (vms_asm_out_constructor): New.
5939 (vms_asm_out_destructor): New.
5940 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5941 (ASM_OUTPUT_DESTRUCTOR): Remove.
5942 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5944 * doc/tm.texi (@node Initialization): Update.
5946 2001-08-09 Richard Henderson <rth@redhat.com>
5948 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
5949 (__do_global_dtors_aux): Use gp-relative static data to avoid
5950 one dynamic relocation.
5951 (__do_frame_setup): Register Java classes.
5952 * config/alpha/crtend.asm (__JCR_END__): New.
5954 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5956 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
5957 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
5958 (GEN, STAGESTUFF): Add new files.
5959 (insn-constants.h, s-constants, tm-preds.h, s-preds,
5960 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
5961 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
5962 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
5963 as well as insn-codes.h and insn-flags.h in config.h; and no
5964 extra headers in tconfig.h and hconfig.h.
5966 * gencodes.c: Eliminate code to generate predicate declarations
5967 or #defines for md-file constants.
5968 * genconstants.c, genpreds.c: New files.
5970 * i386.md: Re-order guard expressions such that TARGET_64BIT
5971 comes first, when this permits better optimization. Add
5972 TARGET_64BIT to more x86-64 patterns. Add comment explaining
5973 why this is desirable.
5975 2001-08-09 Jakub Jelinek <jakub@redhat.com>
5977 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
5978 (find_fde_for_dso): Remove.
5979 (_Unwind_IteratePhdrCallback): New.
5980 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
5981 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
5983 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5985 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
5986 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
5988 2001-08-09 Graham Stott <grahams@redhat.com>
5990 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
5991 (vis_no_unit): Use it.
5992 (visualize_no_unit): Add the insn only if room exists.
5994 2001-08-09 Graham Stott <grahams@redhat.com>
5996 * predict.c (estimate_probability): Replace magic numbers with
5997 appropriate enumeration.
5999 2001-08-09 Graham Stott <grahams@redhat.com>
6001 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
6003 (EXTRACT_FLAGS): Likewise.
6005 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
6007 * config/mips/mips.c (mips_legitimate_address_p): Check for
6008 CONST_INT in last patch.
6010 2001-08-08 Anthony Green <green@redhat.com>
6012 * java/class.c (emit_register_classes): Use assemble_jcr if
6013 possible. Keep the original mechanism as a fallback.
6014 * defaults.h (JCR_SECTION_NAME): Define if we have named section
6015 and weak symbol support.
6016 * crtstuff.c (__JCR_LIST__): Define.
6017 (__JCR_END__): Define.
6018 (_Jv_RegiserClasses): Define weak symbol if possible.
6019 (__do_global_ctors_aux): Register classes for ELF targets with
6020 weak symbol support.
6022 2001-08-08 Kazu Hirata <kazu@hxi.com>
6024 * dbxout.c: Fix comment formatting.
6025 * dependence.c: Likewise.
6027 * diagnostic.c: Likewise.
6028 * dominance.c: Likewise.
6029 * doprint.c: Likewise.
6030 * dwarf2out.c: Likewise.
6031 * dwarfout.c: Likewise.
6032 * emit-rtl.c: Likewise.
6033 * except.c: Likewise.
6034 * explow.c: Likewise.
6035 * expmed.c: Likewise.
6038 * fold-const.c: Likewise.
6039 * function.c: Likewise.
6041 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6043 * global.c (retry_global_alloc): Avoid shadowing allocno.
6045 2001-08-08 Mark Mitchell <mark@codesourcery.com>
6047 * except.c (remove_fixup_regions): Fix typo.
6049 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
6051 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
6052 unsigned HOST_WIDE_INT to avoid warning.
6053 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
6054 * flow.c (set_block_for_new_insns): Likewise.
6056 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
6058 * sibcall.c (return_value_pseudo): New static variable.
6059 (skip_copy_to_return_value): Handle return_value_pseudo.
6060 (call_ends_block_p): Ensure that return_value_pseudo is set.
6061 (optimize_sibling_and_tail_recursive_call): Discover the
6062 load of pseudo return value in alternate exit block.
6064 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6066 * calls.c (ECF_ALWAYS_RETURN): New constant.
6067 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
6068 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
6069 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
6070 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
6071 * rtl.c (reg_note_name): New name.
6072 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
6074 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
6076 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
6078 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
6080 * alias.c (get_alias_set): Return a previously calculated
6081 alias set for a VAR_DECL.
6082 * function.c (gen_mem_addressof): Calculate the alias set before
6085 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
6087 * predict.def: Set hitrates according our experimental run.
6089 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
6091 * i386.h (HARD_REGNO_RENAME_OK): New macro.
6093 2001-08-08 H.J. Lu <hjl@gnu.org>
6095 * config/mips/mips.c (mips_unique_section): New. Copied from
6098 * config/mips/mips-protos.h (mips_unique_section): New
6101 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
6103 * config/mips/little.h: New. Generic little endian mips
6104 targets. Only mips*-*-linux* is converted to use it so far.
6106 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
6107 (WCHAR_TYPE): Defined
6108 (WCHAR_TYPE_SIZE): Likewise.
6109 (INIT_SUBTARGET_OPTABS): Likewise.
6110 (BSS_SECTION_ASM_OP): Likewise.
6111 (SBSS_SECTION_ASM_OP): Likewise.
6112 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
6113 (ASM_DECLARE_OBJECT_NAME): Likewise.
6114 (UNIQUE_SECTION): Likewise.
6115 (EXTRA_SECTIONS): Likewise.
6116 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
6117 (ASM_OUTPUT_DESTRUCTOR): Likewise.
6118 (ASM_OUTPUT_DEF): Likewise.
6119 (HANDLE_SYSV_PRAGMA): Removed.
6120 (NO_IMPLICIT_EXTERN_C): Likewise.
6121 (TARGET_MEM_FUNCTIONS): Likewise.
6122 (STARTFILE_SPEC): Likewise.
6123 (ENDFILE_SPEC): Likewise.
6124 (LIB_SPEC): Likewise.
6125 (INVOKE__main): Likewise.
6126 (CTOR_LIST_BEGIN): Likewise.
6127 (CTOR_LIST_END): Likewise.
6128 (DTOR_LIST_BEGIN): Likewise.
6129 (DTOR_LIST_END): Likewise.
6130 (SET_ASM_OP): Likewise.
6131 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6132 (ASM_OUTPUT_DEF): Likewise.
6133 (ASM_OUTPUT_IDENT): Likewise.
6135 * config/mips/mips.h (ASM_SPEC): Undefine before define.
6136 (CPLUSPLUS_CPP_SPEC): Likewise.
6137 (ASM_APP_ON) Redefine only if not defined.
6138 (ASM_APP_OFF): Likewise.
6139 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6140 (ASM_OUTPUT_IDENT): Likewise.
6142 * config.gcc: Update tm_file for Linux/mips.
6144 2001-08-08 Bernd Schmidt <bernds@redhat.com>
6146 * cselib.c (cselib_record_sets): If insn is predicated, turn
6147 sources into IF_THEN_ELSEs.
6149 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
6150 Turn into define_insn_and_split.
6152 * sched-deps.c: Include "cselib.h".
6153 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
6154 Use cselib to turn memory addresses into VALUEs.
6155 (sched_analyze): Call cselib_init/cselib_finish if necessary.
6156 * sched-int.h (struct sched_info): New member USE_CSELIB.
6157 * sched-ebb.c (ebb_sched_info): Initialize it.
6158 * sched-rgn.c (rgn_sched_info): Likewise.
6159 * Makefile.in (sched-deps.o): Update dependencies.
6161 * cselib.h (cselib_subst_to_values): Declare.
6162 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
6163 that have no value and autoincs to be handled by generating a new
6166 2001-08-08 Graham Stott <grahams@redhat.com>
6168 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
6169 within fixed length SEQUENCE.
6171 2001-08-08 Graham Stott <grahams@redhat.com>
6173 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
6174 (diagnostic_prefixing_rule): Likewise.
6175 (diagnostic_line_cutoff): Likewise.
6176 (diagnostic_kind_count): Likewise.
6178 2001-08-08 Graham Stott <grahams@redhat.com>
6180 * alias.c (find_base_decl): Delete redundent assignment.
6182 2001-08-08 Graham Stott <grahams@redhat.com>
6184 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
6185 (abs): Uppercase and paranthesize macro parameter.
6186 (MEM_DEPENDENCY): Add whitespace.
6188 2001-08-08 Graham Stott <grahams@redhat.com>
6190 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
6191 failure check for CONST_INT
6193 2001-08-08 Graham Stott <grahams@redhat.com>
6195 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
6196 (libcall_dead_p): Likewise.
6198 (mark_used_regs): Constify fmt.
6199 (find_use_as_address): Likewise.
6201 2001-08-08 Graham Stott <grahams@redhat.com>
6203 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
6206 2001-08-08 Graham Stott <grahams@redhat.com>
6208 * combine.c (combine_simplify_rtx): Update comment and
6209 remove erroneous test.
6211 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6213 * cppinit.c (cpp_finish): Pop the final buffer without comment.
6214 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
6215 take care to avoid multiple no-newline at EOF warnings in that
6218 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
6220 * calls.c (expand_call): Do not emit INSN_SETJMP note.
6221 (emit_library_call_value_1): Likewise.
6222 (emit_call_1): Emit REG_SETJMP note.
6223 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
6225 * cselib.c (cselib_process_insn): Likewise.
6226 * flow.c (propagate_block): Likewise.
6227 * loop.c (find_and_verify_loops): Likewise.
6228 * reload.c (find_equiv_regs): Likewise.
6229 * reload1.c (reload): Likewise.
6230 * resource.c (mark_referenced_resources,
6231 mark_set_resources): Likewise.
6232 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
6233 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
6234 * haifa-sched.c (unlink_other_notes): Likewise.
6235 (reemit_notes): Likewise.
6236 * sched-ebb.c (sched_ebb): Likewise.
6237 * sched-rgc.c (sched_region): Likewise.
6238 * rtl.c (note_insn_name): Likewise.
6239 (reg_note_name): Add REG_SETJMP
6240 * rtl.h (reg_note): Add REG_SETJMP.
6241 (insn_note): Remove NOTE_INSN_SETJMP.
6243 * profile.c (branch_prob): Add fake edges for setjmp.
6245 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
6247 * config.gcc: Quote target_cpu_default2 correctly for
6248 powerpc*-*-* targets.
6250 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6252 * cpplib.h, line-map.h: Update comments.
6253 * cppmain.c (printer_init): Move inline.
6254 (maybe_print_line, print_line): Take a map pointer.
6255 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
6256 (cb_file_change): Don't use prior value of print.map.
6258 2001-08-07 David Edelsohn <edelsohn@gnu.org>
6260 * doc/install.texi: Document fine-grained multilib configuration.
6262 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6264 * rtlanal.c (find_first_parameter_load): Call note_stores
6265 only on the instructions.
6267 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6269 * alias.c (nonlocal_mentioned_p):
6270 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
6271 * calls.c (emit_call_1): Likewise.
6272 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
6273 * cselib.c (cselib_process_insn): Likewise.
6274 * df.c (df_insns_modify): Likewise.
6275 * flow.c (need_fake_edge_p): Likewise.
6276 (propagate_one_insn): Likewise.
6277 * haifa-sched.c (reemit_notes): Likewise.
6278 * integrate.c (copy_insn_list): Likewise.
6279 * jump.c (delete_prior_computation): Likewise.
6280 * local-alloc.c (validate_equiv_mem): Likewise.
6281 * loop.c (scan_loop): Likewise.
6282 * predict.c (estimate_probability): Likewise.
6283 * reload.c (reload): Likewise.
6284 * sched-deps (sched_analyze): Likewise.
6285 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
6286 * gcse.c (compute_hash_table): Likewise.
6287 (mark_call): Likewise.
6288 (store_killed_in_insn): Likewise.
6290 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
6292 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
6294 2001-08-06 Richard Henderson <rth@redhat.com>
6296 * varasm.c (assemble_gc_entry): Remove.
6297 * output.h: Likewise.
6299 2001-08-06 Richard Henderson <rth@redhat.com>
6301 * varasm.c (assemble_constructor): Take a symbol_ref and a
6302 priority instead of a bare string. Move priority handling
6303 here from cp/decl2.c.
6304 * output.h: Update decls.
6306 * c-decl.c (c_expand_body): Update calls to assemble_constructor
6307 and assemble_destructor.
6308 * profile.c (output_func_start_profiler): Likewise.
6309 * objc/objc-act.c (finish_objc): Likewise.
6310 (build_module_descriptor): Return the symbol not the symbol name.
6312 2001-08-06 David Edelsohn <edelsohn@gnu.org>
6314 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
6315 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
6316 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
6317 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
6318 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
6319 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
6321 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6323 * cpperror.c (print_containing_files): Moved to line-map.c.
6324 (print_location): line-map.c handles re-listing or otherwise.
6325 * cpphash.h (struct lexer_state): Remove next_bol.
6326 (struct cpp_buffer): Remove include_stack_listed.
6327 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
6328 Remove faked buffer handling.
6329 (_cpp_do_file_change): Tweak.
6330 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
6331 * cppmain.c (struct printer): Remove filename.
6332 (print_line, cb_file_change): Update accordingly.
6333 * line-map.c: Include intl.h.
6334 (init_line_maps): Initialize last_listed.
6335 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
6336 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
6337 (print_containing_files): New.
6338 * line-map.h (struct line_maps): New member last_listed.
6339 (print_containing_files, INCLUDED_FROM): New.
6340 * Makefile.in: Update.
6341 * po/POTFILES.in: Add line-map.c.
6343 2001-08-06 Richard Henderson <rth@redhat.com>
6345 * except.c (convert_from_eh_region_ranges_1): Never mark
6346 USE or CLOBBER insns as throwing.
6348 * expr.c (store_constructor): Don't clobber memory targets.
6350 2001-08-06 Andreas Jaeger <aj@suse.de>
6352 * profile.c (branch_prob): Remove unused variable insn.
6354 * Makefile.in (local-alloc.o): Add dependency on except.h.
6356 * local-alloc.c: Include except.h for can_throw_internal prototype.
6358 2001-08-06 Richard Henderson <rth@redhat.com>
6360 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
6361 * function.c (expand_main_function): Implement it.
6362 * doc/tm.texi: Document it.
6364 2001-08-06 Stan Shebs <shebs@apple.com>
6366 * doc/install.texi: Document powerpc-*-darwin* details.
6368 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
6370 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
6371 (ASM_CPU_SPEC): Move back to rs6000.h
6372 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
6374 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
6376 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
6379 * config/rs6000/linux64.h: Ditto.
6381 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6382 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
6385 Remove accidently readded definitions of FUNCTION_PROLOGUE,
6386 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
6388 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6391 2001-08-05 Richard Henderson <rth@redhat.com>
6393 * local-alloc.c (update_equiv_regs): Do not move insns that
6396 2001-08-05 Jan Hubicka <jh@suse.cz>
6398 * Makefile.in (reload1.o): Add dedendancy on except.h
6399 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
6401 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
6402 indicating wehther edges has been cleaned up.
6403 * reload1.c: Inlucde except.h
6404 (fixup_abnormal_edges): Accept deleted insns.
6405 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
6408 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6410 * cpplib.c (do_line): Correct line number after pop_buffer.
6412 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6414 PR preprocessor/3824
6415 * line-map.c: Update comments.
6416 * line-map.h: Update comments.
6417 * tradcif.y: Don't consider large numbers unsigned.
6419 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6421 PR preprocessor/3081
6422 * c-lex.c (map): New.
6423 (cb_file_change): Update map and use it.
6424 (cb_def_pragma, cb_define, cb_undef): Use map and line.
6425 (c_lex): Update to use map.
6426 * cpperror.c (print_location): Move to using logical line numbers.
6427 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
6428 (cpp_make_system_header): Similarly.
6429 (_cpp_execute_include): Stop line numbering hacks. Store the
6430 line we will return to.
6431 * cpphash.h (CPP_BUF_LINE): Remove.
6432 (struct cpp_buffer): Remove lineno and pseudo_newlines.
6433 Add map and return_to_line.
6434 (_cpp_do_file_change): Update.
6435 * cppinit.c (cpp_start_read): Update line kludge.
6436 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
6437 (trigraph_ok): Use logical line numbers for diagnostics.
6438 (skip_block_comment): Likewise.
6439 (skip_whitespace): Likewise.
6440 (skip_line_comment): Use pfile->line instead.
6441 (_cpp_lex_token): Update to use logical line numbering exclusively.
6442 Handle BOL locally. Accept new lines in directives, but keep
6443 pfile->line decremented. Diagnostics use logical lines. Update
6445 * cpplib.c (SEEN_EOL): New.
6446 (skip_rest_of_line, check_eol): Use it.
6447 (end_directive): Increase line number when accepting the newline
6448 at the end of a directive.
6449 (run_directive): Simplify.
6450 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
6451 (_cpp_do_file_change): Update to take buffer line number as an
6452 argument, and store the current map in the cpp_reader. Remove
6453 line number kludges.
6454 (_cpp_do__Pragma): Restore output position after a _Pragma.
6455 (cpp_push_buffer): Don't set output line or lineno.
6456 (_cpp_pop_buffer): Transfer more info from a faked buffer.
6457 Remove line kludge. Set output_line.
6458 * cppmacro.c (builtin_macro): Update handling of __LINE__.
6459 (parse_arg): Use logical lines.
6460 (save_lookahead_token): Save EOFs too now.
6461 * cppmain.c (struct printer): Fix comments.
6462 (printer_init): Simplify, let caller do errors.
6463 (scan_translation_unit, check_multiline_token, dump_macro): Update.
6464 (maybe_print_line): Simplify.
6465 (print_line): Don't print a linemarker if -P.
6466 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
6467 (cb_file_change): Simplify.
6468 * line-map.h (LAST_SOURCE_LINE): Fix.
6469 (CURRENT_LINE_MAP): New.
6471 2001-08-05 Bernd Schmidt <bernds@redhat.com>
6473 * doloop.c (doloop_modify_runtime): Properly compute number of
6474 iterations if loop was unrolled.
6476 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
6477 if their CSELIB_VAL_PTRs are.
6479 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
6480 (setup_spill_pointers): Initialize it.
6481 (spill_restore_mem): Set it.
6482 (do_spill, do_restore): Use it to add REG_INC note.
6483 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
6485 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
6486 asms if other insns are available.
6488 * config/ia64/ia64.c (condop_operator): New predicate.
6489 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
6490 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
6493 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
6494 temporary register than directly using a MEM.
6496 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6498 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
6499 parameter in last change.
6501 2001-08-04 Zack Weinberg <zackw@panix.com>
6503 * sparc.md: Don't use #if inside C test expression.
6505 2001-08-04 Richard Henderson <rth@redhat.com>
6507 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
6509 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
6511 * cpphash.h (struct cpp_reader): New member directive_line.
6512 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
6513 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
6514 do_pragma): Pass line to callbacks.
6515 (start_directive): Record line of directive.
6516 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
6517 cb_include): Similarly.
6518 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
6521 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6523 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
6526 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6528 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
6530 * reload1.c (fixup_abnormal_edges): New static function.
6533 * flow.c (need_fake_edge_p): New function.
6534 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
6535 avoid call insn to be very last insn in the insn stream.
6537 * profile.c (branch_prob): Call flow_call_edges_add instead of
6538 doing that by hand; cleanup cfg to re-merge basic blocks once
6541 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6543 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
6544 are also on line-map.h.
6545 * cppfiles.c (stack_include_file): Update.
6546 * cpphash.h (struct cpp_buffer): New member return_at_eof.
6547 (_cpp_pop_buffer): New.
6548 * cppinit.c (cpp_destroy, cpp_finish): Update.
6549 (do_includes): Mark each buffer to return at EOF.
6550 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
6551 return as requested.
6552 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
6553 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
6554 * cpplib.h (cpp_pop_buffer): Remove.
6555 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
6556 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
6558 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
6560 (do_preprocessing): Update.
6561 * fix-header.c (read_scan_file): Update. No need to pop buffers.
6562 * c-parse.in (_yylex): Similarly.
6563 * scan-decls.c (scan_decls): Similarly.
6564 * line-map.h: Update comments.
6566 * objc/Make-lang.in (objc-act.o): Update dependencies.
6568 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6570 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
6571 and soft register for operand 0.
6572 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
6574 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6576 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
6577 register for operand 0.
6578 ("bitcmpqi_z_used"): Allow memory for operand 0.
6579 (split "bitcmpqi"): New split to handle address reg as operand 1.
6581 2001-08-04 Andreas Jaeger <aj@suse.de>
6583 * gcse.c: Revert Daniel's last patch.
6585 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6587 * sparc-protos.h: Add prototypes for fp_zero_operand and
6589 * sh-protos.h: Add prototype for fpul_operand.
6591 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6593 * doc/extend.texi (Other Builtins): Fix typo in last change.
6595 2001-08-03 Richard Henderson <rth@redhat.com>
6597 * target.h (gcc_target): Add asm_out.named_section,
6598 section_type_flags, have_named_sections.
6599 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
6600 (TARGET_HAVE_NAMED_SECTIONS): New.
6601 (TARGET_SECTION_TYPE_FLAGS): New.
6603 * Makefile.in (toplev.o): Depend on TARGET_H.
6604 (varasm.o, dbxout.o): Likewise.
6605 * c-common.c (decl_attributes): Check targetm.have_named_sections
6606 instead of ifdef ASM_OUTPUT_SECTION_NAME.
6607 * dbxout.c (dbxout_function_decl): Likewise.
6608 (dbxout_function_end): Likewise.
6609 * toplev.c (compile_file): Likewise.
6610 * varasm.c (exception_section): Likewise.
6611 * cp/decl2.c (finish_objects): Likewise.
6613 * defaults.h (EH_FRAME_SECTION): Remove.
6614 (EH_FRAME_SECTION_ASM_OP): Remove.
6615 (EH_FRAME_SECTION_NAME): New.
6616 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
6617 (UNIQUE_SECTION_P): Remove.
6618 * dwarf2out.c (SECTION_FORMAT): Remove.
6619 (ASM_OUTPUT_SECTION): Remove.
6620 (output_call_frame_info): Use named_section_flags.
6621 (output_comp_unit, dwarf2out_start_source_file): Likewise.
6622 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
6623 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
6624 * varasm.c (in_eh_frame, eh_frame_section): Remove.
6625 (named_section_flags): New.
6626 (named_section): Use it and targetm.section_type_flags.
6627 (resolve_unique_section): New.
6628 (assemble_start_function): Use it.
6629 (asm_emit_uninitialised, assemble_variable): Likewise.
6630 (default_section_type_flags): New.
6631 (default_no_named_section, default_elf_asm_named_section): New.
6632 (default_coff_asm_named_section, default_pe_asm_named_section): New.
6633 * output.h: Update varasm.c decls.
6634 (SECTION_*): New flags.
6636 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
6637 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
6639 * config/elfos.h (UNIQUE_SECTION_P): Remove.
6640 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
6641 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
6642 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6643 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
6644 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
6645 * config/mips/elf.h, config/mips/elf64.h: Likewise.
6646 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
6647 * config/pa/pa64-hpux.h,
6649 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
6650 (TARGET_ASM_NAMED_SECTION): New.
6651 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
6652 * config/alpha/vms.h, config/arm/coff.h: Likewise.
6653 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
6654 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
6655 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
6656 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
6657 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6658 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
6659 * config/i386/sco5.h, config/i386/win32.h: Likewise.
6660 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
6661 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
6662 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
6663 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
6664 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
6665 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
6666 * config/sparc/sysv4.h: Likewise.
6668 * config/nextstep.h: Error until named sections implemented.
6670 * config/a29k/a29k.c (a29k_asm_named_section): New.
6671 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
6672 (vms_section_type_flags, vms_asm_named_section): New.
6673 * config/arm/arm.c (arm_elf_asm_named_section): New.
6674 * config/avr/avr.c (asm_output_section_name): Remove.
6675 * config/avr/avr-protos.h: Update.
6676 * config/c4x/c4x.c (c4x_asm_named_section): New.
6677 * config/h8300/h8300.c (h8300_asm_named_section): New.
6678 * config/i386/i386.c (sco_asm_named_section): New.
6679 * config/i386/winnt.c (SECTION_PE_SHARED): New.
6680 (i386_pe_section_type_flags): New.
6681 (i386_pe_asm_named_section): New.
6682 * config/i386/i386-protos.h: Update.
6683 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
6684 * config/mcore/mcore.c (mcore_asm_named_section): New.
6685 * config/mips/mips.c (iris6_asm_named_section): New.
6686 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
6687 instead of UNIQUE_SECTION_P.
6688 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
6689 (xcoff_asm_named_section): New.
6690 * config/sh/sh.c (sh_asm_named_section): New.
6691 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
6693 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
6694 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
6695 (EH_FRAME_SECTION_NAME): New.
6696 (EXCEPTION_SECTION): New.
6697 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
6698 (DEBUG_*_SECTION): Remove.
6699 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
6700 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
6701 (EH_FRAME_SECTION_ASM_OP): Remove.
6703 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
6704 (ASM_OUTPUT_SECTION_NAME): Remove.
6705 (TARGET_ASM_NAMED_SECTION): New.
6706 (TARGET_HAVE_NAMED_SECTIONS): New.
6707 (TARGET_SECTION_TYPE_FLAGS): New.
6708 (EH_FRAME_SECTION_ASM_OP): Remove.
6709 (EH_FRAME_SECTION_NAME): New.
6711 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6713 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
6714 for complex expressions when cfun == 0.
6715 * doc/extend.texi: Document that __builtin_constant_p can be
6716 used in data initializers as well as functions.
6718 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
6720 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
6721 variable I locally, instead of expecting a declaration in the
6724 2001-08-03 Richard Henderson <rth@redhat.com>
6726 * except.c (collect_one_action_chain): Add an explicit cleanup
6727 action if regions surrounding a catch were encoded entirely
6728 within the call-site entry.
6730 2001-08-03 Richard Henderson <rth@redhat.com>
6732 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
6733 don't take REGNO of a non-register.
6735 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6737 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
6738 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
6739 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
6740 (__gthread_mutex_init_function): New function for mutex initialization.
6742 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6744 * Makefile.in: Revert screwed up commit.
6746 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6748 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
6749 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
6750 merged by linker script to get a final _exit().
6751 (__do_global_dtors): New for destructor handling in specific exit
6753 (__do_global_ctors): New for constructors in specific install section.
6754 (__map_data_section): Map data sections before running constructors.
6755 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
6756 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
6757 (DTORS_SECTION_ASM_OP): Likewise.
6758 (CTORS_SECTION_FUNCTION): Define to force a reference to
6760 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
6762 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6764 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
6766 * Makefile.in: Add df.h to gcse.c dependencies.
6768 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6770 * varasm.c (output_constant_def_contents): Use for the length of a
6771 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
6772 depending on which is larger.
6774 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6776 * gcse.c: Include df.h for use as a dataflow analyzer.
6778 Declaration of reg_set_info: gone.
6779 New df_analyzer variable used by store motion.
6780 (reg_set_info): Deleted.
6781 (mark_mem_regs): New function, analyze regs used by a mem.
6782 (store_ops_ok): Use dataflow analyzer results to determine if
6783 necessary regs are changed in the block.
6784 (find_moveable_store): Remove check for symbol ref, we can handle
6785 much more complex expressions now.
6786 (compute_store_table): Remove most of the code, it's unnecessary
6787 now that the dataflow analyzer records the info for us.
6788 (store_killed_after): Add parameter to say whether to do the
6789 store_ops_okay test, used to speed up testing when we already know
6790 the answer, and just want to know if the store itself was killed.
6791 (build_store_vector): Largely rewritten to calculate the various
6792 vectors properly, and somewhat optimized.
6793 (store_motion): Init the df_analyzer, get REG_DEF chains.
6794 Also handle trapping expressions (since mems almost always trap)
6795 (simple_mem): Redefine what a simple mem is.
6797 2001-08-03 DJ Delorie <dj@redhat.com>
6799 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
6800 set from a constant part of the condition.
6802 2001-08-01 Andrew Cagney <ac131313@redhat.com>
6804 * mkdeps.c (deps_add_default_target): Make local variable
6805 ``start'' a const char pointer.
6806 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
6808 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6810 * doc/install.texi (Configuration): Fix markup.
6811 (Specific, i?86-*-udk): Likewise.
6812 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
6814 Document --enable-threads and --enable-libgcj status.
6815 (Specific, mips-sgi-irix*): Canonicalize triples.
6816 (Specific, mips-sgi-irix5): Warn about problems with this config.
6817 Mention required GNU as patch.
6818 Native assembler problems are fixed.
6819 (Specific, mips-sgi-irix6): Update O32 ABI support status.
6820 Document --enable-threads and --enable-libgcj status.
6822 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6824 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
6827 2001-08-03 Richard Henderson <rth@redhat.com>
6829 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
6832 2001-08-03 Richard Henderson <rth@redhat.com>
6834 * rtlanal.c (find_first_parameter_load): Stop if we
6835 reach a CODE_LABEL at BOUNDARY.
6837 2001-08-03 Richard Henderson <rth@redhat.com>
6839 * config/alpha/alpha.md (force_movdi): New insn.
6840 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
6841 Tweek FRP marking of VMS prologue insns.
6842 * config/alpha/vms.h (EPILOGUE_USES): New.
6844 2001-08-02 Richard Henderson <rth@redhat.com>
6846 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
6848 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6850 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
6851 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
6852 config/convex/convex.h, config/d30v/d30v.c,
6853 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6854 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
6855 config/mips/mips.h, config/mn10200/mn10200.h,
6856 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
6857 config/v850/v850.h, config/vax/openbsd.h,
6858 config/vax/openbsd1.h, config/vax/ultrix.h,
6859 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
6860 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
6861 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
6862 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
6863 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
6864 in comments and documentation.
6866 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6870 * Makefile.in (line-map.o): New.
6871 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
6872 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
6873 * cpperror.c (print_containing_files): Similarly.
6874 (print_location): Update. Don't output a space before _Pragma.
6875 * cppfiles.c (stack_include_file): Set to line 1 immediately.
6876 (stack_include_filee, cpp_make_system_header): Update.
6877 (_cpp_execute_include): Get logical line number right for calling
6878 as-yet-unterminated #include.
6879 * cpphash.h (struct cpp_reader): Add line_maps.
6880 (_cpp_do_file_change): Update.
6881 * cppinit.c (cpp_create_reader): Initialize line maps.
6882 (cpp_destroy): Destroy line maps.
6883 (cpp_start_read): Get logical line number right.
6884 * cpplex.c (parse_string): Only warn once for multi-line strings.
6885 Use boolean variable for null warning.
6886 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
6888 (do_include_common): End the directive early.
6889 (do_line): Don't warn about out-of-range lines in preprocessed
6890 source. Update. Remove unused variables.
6891 (_cpp_do_file_change): Update for new line mapping.
6892 (pragma_cb): New typedef.
6893 (cpp_register_pragma): Stop looking ahead before calling the
6895 (do_pragma_system_header): End directive early.
6896 (cpp_get_line_maps): New.
6897 (cpp_pop_buffer): Fudge logical line. Update.
6898 * cpplib.h: Include line-map.h
6899 (enum cpp_fc_reason): Remove.
6900 (struct cpp_file_change): Update.
6901 (cpp_get_line_maps): New.
6902 * cppmain.c (struct_printer): New member map.
6903 (cb_file_change): Update for new mappings.
6904 * fix-header.c (cb_file_change): Similarly.
6906 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6908 * Makefile.in (libgcc.mk): Define mkinstalldirs.
6909 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
6911 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6913 * config/vax/vax.c: include expr.h.
6915 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6917 * Makefile.in ($(srcdir)/configure): Only rebuild in
6919 ($(srcdir)/config.in): Only define in maintainer mode.
6920 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
6922 2001-08-02 David Edelsohn <edelsohn@gnu.org>
6924 * doc/install.texi (Install GCC: Binaries): Update Bull info.
6926 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6928 * gcc.c (set_collect_gcc_options): New function, split out from
6930 Ignore elided switches.
6931 (do_spec_1): Invoke before executing command.
6932 (set_input): Export.
6933 Move declaration ...
6934 * gcc.h (set_input): ... here.
6935 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6938 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
6941 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
6943 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
6945 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
6947 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
6948 for the unnamed instructions it expands to.
6950 2001-08-02 Richard Henderson <rth@redhat.com>
6952 * regclass.c (call_really_used_regs): Conditionally define.
6953 (init_reg_sets_1): Don't use it if not defined.
6954 (fix_register): Similarly, don't set it.
6956 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6958 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
6959 Correct comment that had been missed in the previous change.
6961 2001-08-01 Stan Shebs <shebs@apple.com>
6963 * config/darwin.c (machopic_stub_name): Try matching by name.
6964 (update_stubs): New function.
6965 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
6968 2001-08-01 Richard Henderson <rth@redhat.com>
6970 * except.c (output_function_exception_table): Use assemble_align.
6971 * varasm.c (assemble_eh_label): Remove.
6972 (assemble_eh_align, assemble_eh_integer): Remove.
6974 2001-08-01 Robert Lipe <robertl@caldera.com>
6976 * dwarfout.c: Remove reference to README.DWARF.
6978 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
6980 * regclass.c (call_really_used_regs): New array for registers which
6981 are actually used by a call.
6982 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
6984 (fix_register): Set call_really_used too.
6985 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
6986 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
6988 2001-08-01 Richard Henderson <rth@redhat.com>
6990 * read-rtl.c (read_name): Consider \r whitespace.
6992 2001-07-11 Andrew Cagney <ac131313@redhat.com>
6994 * config.gcc: Recognize powerpc-*-netbsd*.
6996 * doc/install.texi (Host/target specific installation notes for
6997 GCC): Mention powerpc-*-netbsd*.
6999 * config/rs6000/netbsd.h: New file.
7000 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
7001 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
7002 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
7003 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
7004 (TARGET_VERSION): Redefine.
7006 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
7007 mcall-netbsd as a match for mcall-sysv.
7008 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
7009 (ncrti.S, ncrtn.S): New targets.
7010 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
7012 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
7013 "netbsd' as a V4 ABI.
7014 (ASM_SPEC): Check for -mcall-netbsd.
7015 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
7016 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
7017 (LIB_SPEC, ENDFILE_SPEC): Ditto.
7018 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
7019 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
7020 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
7021 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
7023 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
7024 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
7026 2001-08-01 Mark Kettenis <kettenis@gnu.org>
7028 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
7029 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
7030 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
7031 including "unwind-pe.h".
7033 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7035 * rs6000.md (define_splits): Kill unused constraints.
7037 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
7038 Jan Hubicka <jh@suse.cz>
7040 * function.c (thread_prologue_and_epilogue_insns): Kill code
7041 dealing with non-existent CFG.
7043 2001-08-01 Kazu Hirata <kazu@hxi.com>
7045 * alias.c: Fix comment formatting.
7046 * bitmap.c: Likewise.
7047 * builtins.c: Likewise.
7048 * calls.c: Likewise.
7049 * c-common.c: Likewise.
7050 * c-decl.c: Likewise.
7051 * c-dump.c: Likewise.
7052 * c-lex.c: Likewise.
7053 * collect2.c: Likewise.
7054 * combine.c: Likewise.
7055 * conflict.c: Likewise.
7056 * cppfiles.c: Likewise.
7057 * cppinit.c: Likewise.
7058 * cpplex.c: Likewise.
7059 * cpplib.c: Likewise.
7060 * cppmacro.c: Likewise.
7061 * cppspec.c: Likewise.
7062 * c-pragma.c: Likewise.
7063 * crtstuff.c: Likewise.
7065 * cselib.c: Likewise.
7066 * c-semantics.c: Likewise.
7067 * c-typeck.c: Likewise.
7069 2001-08-01 H.J. Lu <hjl@gnu.org>
7071 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
7073 2001-08-01 H.J. Lu <hjl@gnu.org>
7075 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
7077 2001-08-01 Ziemowit Laski <zlaski@apple.com>
7079 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
7080 contextualizing Objective-C class name lookup by the lexer.
7081 (typespec_reserved_nonattr): Disable ObjC class name lookup after
7083 (protocoldef): Add support for forward @protocol declarations.
7084 (yylexname): Suppress ObjC class name lookup in certain contexts;
7085 re-enable after lookup is complete.
7086 (_yylex): Re-enable ObjC class name lookup when certain
7087 punctuation marks are seen.
7089 * objc/objc-act.c (check_protocol_recursively): New function used
7090 for finding circular dependencies in protocols.
7091 (objc_declare_protocols): New function for handling forward
7092 @protocol declarations.
7093 (receiver_is_class_object): Detect the case when 'self' is used
7094 inside of a class method.
7095 (build_message_expr): Issue a warning if class method is desired
7096 but instance method is found instead.
7097 (conforms_to_protocol): Streamline.
7098 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
7099 protocol Foo, even if 'Bar foo' does not.
7100 (check_protocols): Streamline.
7101 (start_protocol): Add checks for circular and duplicate protocol
7103 (encode_aggregate_within): For typedefs of structs, encode the
7105 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
7106 (objc_declare_protocols): New prototype.
7108 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7110 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
7111 * cpplex.c (handle_newline): Update prototype. Maintain logical
7113 (skip_escaped_newlines, skip_block_comment, parse_string):
7115 (_cpp_lex_token): Update, and store token position within the token.
7116 * cpplib.h (struct cpp_token): Add line and column entries.
7117 * cppmacro.c (replace_args): Position stringified tokens correctly.
7119 2001-08-01 Andreas Jaeger <aj@suse.de>
7121 * basic-block.h: Add prototype for last_loop_beg_note.
7123 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
7125 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
7126 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
7128 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
7129 while handling WITH_CLEANUP_EXPR node. Use second operand calling
7130 expand_decl_cleanup.
7131 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
7133 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
7134 operand while calling simple_cst_equal.
7135 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
7136 operand is the cleanup expression, the third is the RTL_EXPR.
7137 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
7139 2001-07-31 Jeff Sturm <jsturm@one-point.com>
7141 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
7143 2001-07-31 matthew green <mrg@eterna.com.au>
7145 * config.gcc (i386-*-netbsdelf): New description.
7146 * config/i386/netbsd-elf.h: New file.
7148 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
7150 * loop.c (check_dbra_loop): Use single_set to compute
7153 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
7155 PowerPC reorg and support for powerpc64-*-linux*.
7157 Also fixes emitting of constants on 32 bit and 64 bit
7160 * config.gcc: powerpc64-*-linux* is a new target.
7161 Things that needed aix.h now also include xcoff.h
7163 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
7165 Move AIX specific stuff into aix.h.
7166 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
7167 with more than just XCOFF now.
7168 (SET_ASM_OP): Remove, now defined where needed.
7169 (FUNCTION_PROLOGUE): New macro definition.
7170 (FUNCTION_EPILOGUE): New macro definition.
7171 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
7173 * config/rs6000/xcoff.h: New file.
7175 * config/rs6000/linux64.h: New file.
7177 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
7179 2001-07-31 Alan Modra <amodra@bigpond.net.au>
7181 * rs6000.c (print_operand_address): Handle ELF syntax.
7182 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
7183 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
7184 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
7186 2001-07-31 David Edelsohn <edelsohn@gnu.org>
7188 * rs6000.c (rs6000_override_options): Only disable
7189 flag_function_sections for XCOFF.
7190 (exact_log2_cint_operand): New predicate.
7191 (reg_or_{add,sub}_cint64_operand): New predicates.
7192 (add_operand): Compare CONST_INT with fewer function calls.
7193 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
7194 (print_operand, case 'p'): Ensure positive operand.
7195 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
7196 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
7197 (PREDICATE_CODES): Add new predicates.
7198 * rs6000.md (addsi3): Split 32-bit constants more correctly.
7199 (divsi3, modsi3): Ensure positive power-of-2.
7200 (adddi3): Use new predicate. Split 32-bit constants more
7201 correctly. Re-arrange splitter to handle any constant.
7202 (subdi3): Use new predicate.
7203 (divdi3, moddi3): Ensure positive power-of-2.
7204 (movdi): Use rs6000_emit_set_const.
7205 (load_toc_v4_pic_di): Delete.
7207 2001-07-31 Graham Stott <grahams@redhat.com>
7209 * function.c (pad_below): Revert 2001-07-26 patch.
7211 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7213 * reg-stack (convert_regs_1): Fix best edge condition.
7215 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7217 * jump.c (duplicate_loop_exit_test): Better test for jumps
7218 entering the loop; create loop pre_header.
7220 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
7222 * doc/install.texi: Add s390 and s390x as new targets.
7223 * doc/invoke.texi: Add documantation of S/390 and zSeries
7225 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
7227 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7229 * config/m68k/m68k.md: Replace all general_operand with
7230 nonimmediate_operand for all destinations.
7231 * config/m68k/m68k.c (not_sp_operand): Likewise.
7233 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
7235 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
7237 2001-07-30 Richard Henderson <rth@redhat.com>
7239 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
7240 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
7242 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7244 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
7245 Add missing doc strings
7246 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
7247 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
7249 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7251 * i386.c (ix86_output_main_function_alignment_hack): New function.
7252 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
7254 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
7255 edges by EDGE_DFS_BACK flag.
7256 (dump_edge_info): Add dfs_back flag.
7257 * basic-block.h (EDGE_DFS_BACK): New constant.
7258 (mark_dfs_back_edges): Declare.
7259 * alias.c (loop_p): Remove.
7260 (mark_constant_function): Use mark_dfs_back_edges.
7262 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
7263 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
7264 (compensate_edge): Break out from ...
7265 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
7266 (convert_regs_2): Set block_done once block is really done;
7267 Do updating of the predecesors counts.
7269 * toplev.c (rest_of_compilation): Recompute block_for_insn
7270 before post-reload cfg_cleanup.
7271 * function.c (thread_prologue_epilogue_insns):
7272 Call set_block_for_new_insns when emitting prologue directly.
7274 2001-07-30 Andreas Jaeger <aj@suse.de>
7276 * jump.c: Add prototype for mark_modified_reg.
7278 * cse.c (set_live_p): Add unused attribute.
7280 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
7282 (scan_for_source_files): Use long for count to avoid overflow.
7283 (output_data): Likewise.
7284 (output_data): Don't use string concatatenation to silence gcc
7287 * predict.c: Fix typos and grammar.
7289 * gcse.c (insert_insn_end_bb): Remove unused variables.
7291 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
7293 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
7294 (attempt_auto_inc): LIkewise.
7295 (mark_used_reg): Likewise.
7296 (try_pre_increment_1): Likewise.
7297 * regclass.c (regclass): Likewise.
7298 * global.c (allocno_compare): Update comment; change scaling factor.
7299 * local-alloc.c (QTY_CMP_PRI): Likewise.
7300 * regs.h (REG_FREQ_FROM_BB): New.
7301 (REG_FREQ_MAX): Likewise.
7303 2001-07-30 H.J. Lu <hjl@gnu.org>
7305 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
7308 2001-07-30 H.J. Lu (hjl@gnu.org)
7310 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
7311 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7312 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
7314 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
7316 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
7317 as -mthumb-interwork when -mcpu=arm7 is specified.
7319 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7321 * predict.def (noreturn, loop branch, loop exit): Mark as first
7324 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
7326 * combine.c (try_combine): Avoid barrier after noop jumps.
7328 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7330 * cpphash.h (struct cpp_reader): Remove import_warning.
7331 * cpplib.c (skip_rest_of_line): Don't bother turning off
7333 (parse_include): Move include handling to...
7334 (do_include_common): ... here. Move import warning from...
7335 (do_import): ... here.
7336 (do_pragma_poison): Don't do a callback for poison identifiers.
7337 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
7338 * cppmain.c (setup_callbacks): Similarly.
7340 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7342 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
7343 handle multiple sets.
7344 * except.c (sjlj_mark_call_sites): .... here.
7345 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
7347 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7349 Suggested by Richard Henderson and Richard Kenner:
7350 * combine.c (recog_for_combine): Use the fake recog
7351 only if instruction does not match.
7352 * rtl.h (NOOP_MOVE_INSN_CODE): New.
7353 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
7355 * combine.c (try_combine): Discover noop jump as direct jump.
7357 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
7359 * df.c (df_rd_global_compute): Add successors to worklist, not
7361 (df_ru_global_compute): Ditto.
7363 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
7365 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
7366 increment REG_N_SETS.
7368 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
7370 * sbitmap.h: New prototype for sbitmap_a_xor_b.
7372 * sbitmap.c (sbitmap_a_xor_b): New function.
7373 ifdef the basic block stuff on IN_GCC.
7375 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7377 * cppexp.c (parse_defined): Always record the macro name.
7378 (lex): Don't worry about identifiers, or special-case
7380 (_cpp_parse_expr): Figure out at the end of the routine
7381 whether we saw a valid !defined() expression.
7382 * cppfiles.c (stack_include_file): Update for mi_valid.
7383 (_cpp_pop_file_buffer): Similarly.
7384 * cpplex.c (_cpp_lex_token): Similarly.
7385 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
7386 mi_if_not_defined, mi_lexed): Remove.
7388 * cpplib.c (do_if): Simplify.
7389 (do_endif, push_conditional, _cpp_handle_directive): Update
7390 for renaming of mi_state to mi_valid.
7392 * cpp.texi: Add index entries for digraphs, and add comment
7393 that C++ refers to them as alternative tokens.
7395 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
7397 * basic-block.h (CLEANUP_PRE_LOOP): New.
7398 * except.c (finish_eh_generation): Update call of cleanup_cfg.
7399 * sibcall.c (optimize_sibling_calls): Likewise.
7400 * toplev.c (rest_of_compilation): Likewise.
7401 * flow.c (try_forward_edges): Take argument MODE;
7402 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
7403 (try_optimize_cfg): Update call of try_forward_edges.
7405 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7406 Jan Hubicka <jh@suse.cz>
7408 * (validate_replace_rtx_1): Fix simplification of MINUS.
7410 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
7412 PR preprocessor/3669
7413 * cppinit.c (init_dependency_output): Turn off dump requests
7414 if sending dependencies to stdout.
7416 2001-07-28 Richard Henderson <rth@redhat.com>
7418 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
7421 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
7423 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
7425 2001-07-28 Kazu Hirata <kazu@hxi.com>
7427 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
7428 is VAR_DECL first to prevent an ICE.
7430 2001-07-28 Richard Henderson <rth@redhat.com>
7432 * varasm.c (immed_real_const_1): Don't elide special cases for
7434 (clear_const_double_mem): Clear const_tiny_rtx too.
7436 2001-07-28 Richard Henderson <rth@redhat.com>
7438 * dwarf2out.c (dw_val_class_offset): New.
7439 (struct dw_ranges_struct, dw_ranges_ref): New.
7440 (ranges_table, ranges_table_allocated): New.
7441 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
7442 (add_AT_offset, add_ranges, output_ranges): New.
7443 (print_die, output_die): Handle dw_val_class_offset.
7444 (attr_checksum, size_of_die, value_format): Likewise.
7445 (gen_lexical_block_die): Handle non-contiguous blocks.
7446 (gen_block_die): Likewise.
7447 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
7448 if needed. Dump the ranges table.
7449 * final.c (final_start_function): Remove unnecessary notes and
7450 rebuild the block tree before numbering the blocks.
7451 * function.c (reorder_blocks_0): Walk the existing block tree
7452 to unmark all blocks.
7453 (reorder_blocks_1): Create block fragments when duplicate block
7455 (reorder_fix_fragments): New.
7456 (reorder_blocks): Call it.
7457 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
7459 2001-07-28 Richard Henderson <rth@redhat.com>
7461 * emit-rtl.c (adjust_address): Make a copy of the memory address.
7463 2001-07-28 Richard Henderson <rth@redhat.com>
7465 * flow.c (add_to_mem_set_list): New function.
7466 (init_propagate_block_info): Use it.
7467 (mark_set_1): Likewise.
7468 (insn_dead_p): Canonicalize memory address for dead store
7469 comparison. Allow wider mode stores to kill narrower mode stores.
7470 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
7471 (invalidate_mems_from_set): Don't handle MEMs.
7473 2001-07-28 Kazu Hirata <kazu@hxi.com>
7475 * config/h8300/h8300.h: Fix formatting.
7477 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7479 * basic-block.h (EDGE_FREQUENCY): New macro.
7480 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
7482 * flow.c (find_sub_basic_blocks): Likewise.
7483 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
7484 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
7486 * predict.c (DEF_PREDICTOR): New argument FLAGS.
7487 (HITRATE): New macro.
7488 (PRED_FLAG_FIRST_MATCH): New constant.
7489 (predictor_info): New field flgags.
7490 (combine_predictions_for_insn): Use DS theory to combine
7491 probabilities; set the edge probabilities when finished.
7492 (estimate_probability): Avoid duplicated matches
7493 of LOOP_BRANCH heuristics for nested loops; update comment.
7494 * predict.def: Add flags for each prediction, set probabilities
7495 according to B&L paper.
7496 * predict.h (DEF_PREDICTOR): New argument FLAGS.
7498 * profile.c (compute_branch_probabilities): Cleanup way the edge
7499 probabilities are computed and REG_BR_PROB notes are dropped; if
7500 values does not match, emit error.
7501 (init_branch_prob): Do error instead of warning when profile driven
7502 feedback is missing or corrupt.
7504 2001-07-27 DJ Delorie <dj@redhat.com>
7506 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
7507 against a constant, try to adjust the compare to have the desired
7508 constant in it so that min/max optimizations happen more often.
7510 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7512 * flow.c (last_loop_beg_note): New function.
7513 (redirect_edge_and_branch): Use it.
7514 (split_edge): Likewise.
7516 * alias.c (loop_p): Avoid uninitialized memory access.
7518 * flow.c (try_forward_edges): Avoid accessing freed memory.
7520 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
7523 2001-07-26 Andrew Haley <aph@redhat.com>
7524 Joern Rennecke <amylaar@redhat.com>
7526 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
7527 (SUBTARGET_CPP_ENDIAN_SPEC): New.
7528 (SUBTARGET_CPP_SPEC): New.
7530 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
7531 (SUBTARGET_CPP_PTR_SPEC): New.
7532 (CPP_DEFAULT_CPU_SPEC): New.
7533 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
7534 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7535 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
7536 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7537 (SUBTARGET_CPP_SPEC): Define as an empty string.
7539 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7541 * doc/install.texi (Configuration): Properly link the host
7542 specific instructions also when generating HTML.
7544 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
7546 * flow.c (redirect_edge_and_branch_force): Test
7547 target->global_live_at_start.
7549 2001-07-26 Richard Henderson <rth@redhat.com>
7551 * simplify-rtx.c (avoid_constant_pool_reference): Export.
7552 * rtl.h (avoid_constant_pool_reference): Declare it.
7553 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
7554 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
7556 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7558 * rtl.h (cleanup_barriers): Declare.
7559 * jump.c (cleanup_barriers): New function.
7560 * toplev.c (rest_of_compilation): Call cleanup_barriers
7561 before loop optimizer and after bb_reorder.
7563 * flow.c (back_edge_of_syntactic_loop_p): New.
7564 (split_edge): Use it.
7566 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7568 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
7570 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
7572 * cse.c (cse_process_notes): Replace any registers if the address
7575 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
7577 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
7578 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
7579 (propagate_block): Update prototype.
7580 * flow.c (update_life_info): Simplify the CFG and
7581 recalculate the global regs which are alive when
7582 removing dead code during a global update.
7583 (propagate_block): Return non-zero if an INSN is
7586 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7588 * Makefile.in (LIBICONV): Define.
7590 2001-07-26 Catherine Moore <clm@redhat.com>
7592 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
7593 of conditional to avoid tree checking errors.
7595 2001-07-26 Kazu Hirata <kazu@hxi.com>
7597 * regmove.c (regmove_optimize): Don't replace a reg with
7598 another reg of a different mode.
7600 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
7602 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
7603 limit length of dependancy flush list.
7604 * params.h (MAX_PENDING_LIST_LENGTH): Define.
7605 * sched-int.h (struct deps): Add pending_flush_length field.
7606 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
7607 has 1 element in it.
7608 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
7609 (sched_analyze): After a jump, if the pending memory flush list is too
7610 large, flush the pending lists.
7611 (init_deps): Initialize pending_flush_length to 0.
7612 * doc/invoke.texi (max_pending_list_length): Document parameter.
7614 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
7616 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
7617 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
7618 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
7620 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7622 * cpphash.h (struct_lexer_state): Delete was_skipping.
7623 Move skipping here from struct cpp_reader.
7624 * cpplex.c (parse_identifier): Update.
7625 (_cpp_lex_token): Don't skip tokens in a directive.
7626 * cpplib.c (struct if_stack): Update.
7627 (start_directive, end_directive): Don't change skipping state.
7628 (_cpp_handle_directive): Update.
7629 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
7630 (do_else, do_endif): Update; only check for excess tokens if not
7631 in a skipped conditional block.
7632 (push_conditional): Update for new struct if_stack.
7634 2001-07-26 Graham Stott <grahams@redhat.com>
7636 * function.c (locate_and_pad_parm): Also pad initial offset
7637 so that the total argument size also includes the padding.
7639 2001-07-26 Graham Stott <grahams@redhat.com>
7641 * gensupport.c (alter_output_for_insn): Correct enable checking failure
7642 change XSTR to XTMPL.
7644 (process_one_cond_exec): Likewise
7646 2001-07-25 Richard Henderson <rth@redhat.com>
7648 * varasm.c (assemble_variable): Create DECL_RTL before setting
7651 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
7653 * predict.c (estimate_probability): Avoid duplicated predictions.
7655 * loop.c (find_and_verify_loops): Grok multiple barriers.
7657 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7659 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
7661 * dbxout.c: Consistently use putc instead of fputc.
7662 (print_wide_int): New function; call instead of direct fprintf.
7663 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
7664 (dbxout_type_fields, dbxout_type_method_1): Likewise.
7665 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
7666 (print_int_cst_octal): Likewise.
7667 (print_octal): Show we wrote characters.
7668 (dbxout_type): Set have_used_extensions in more places.
7670 2001-07-25 Catherine Moore <clm@redhat.com>
7672 * config/v850/v850.c (v850_va_arg): Use addr
7673 instead of valist to build incr.
7675 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
7677 * flow.c (delete_dead_jumptables): New function.
7678 (life_analyzis): Call it.
7679 * bb-reorder.c (skip_insns_after_block): Handle contradictory
7682 2001-07-25 Richard Henderson <rth@redhat.com>
7684 * except.c (reachable_handlers): Handle a region being removed
7685 out from under a RESX.
7687 2001-07-25 Richard Henderson <rth@redhat.com>
7689 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
7690 swap GE/GT if it is an fp comparison.
7692 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
7694 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
7697 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
7699 * ssa.c (rename_insn_1): Do not wrap an assignment to a
7700 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
7703 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
7705 (visit_expression): When attempting to simplify an expression,
7706 retrieve any modes for arguments before they are simplified
7709 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7710 Janis Johnson <janis@us.ibm.com>
7712 * stmt.c (expand_goto): A nonlocal goto can be a call too.
7713 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
7714 pointer parameters to match documented usage of nonlocal_goto.
7715 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
7716 parameters to their correct order.
7717 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
7718 parameters to their correct order.
7720 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7722 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
7724 2001-07-25 Jan Hubicka <jh@suse.cz>
7725 Richard Henderson <rth@redhat.com>
7727 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
7729 (make_edges): New argument update_p; populate the edge cache if set.
7730 (find_basic_blocks): Update make_edges invocation.
7732 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7734 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
7736 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7738 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
7739 -Acpu and -Amachine.h.
7740 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
7741 Corrected header to say ELF not a.out.
7742 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
7743 when given -msoft-float.
7745 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7747 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
7748 extra multilib parts like arm-elf.
7749 (i960-*-coff*, i960-*-rtems): Should not use collect2.
7750 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
7751 crtfini.o as extra multilib parts.
7753 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7755 * configure.in: Add rtems as a supported thread model.
7756 * gthr-rtems.h: Add missing entry point __gthread_active_p.
7757 * configure: Rebuilt.
7759 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
7761 * stor-layout.c (get_mode_alignment): make it work when
7762 BITS_PER_UNIT is not a power of two.
7763 * builtins.c (get_pointer_alignment): Likewise.
7765 2001-07-24 Richard Henderson <rth@redhat.com>
7767 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
7768 the retrieved constant into the expected mode.
7770 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7772 * flow.c (try_simplify_condjump): Avoid duplicated edges.
7773 (verify_flow_info): Check for duplicated edges; clarify
7776 * flow.c (block_label): Update basic_block_for_insn.
7777 (commit_edge_insertions): Call compute_bb_for_insn.
7779 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
7782 * flow.c (redirect_edge_and_branch,
7783 try_optimize_cfg): Use redirect_edge_succ_nodup
7784 (redirect_edge_succ_nodup): New.
7785 * basic_block.h (redirect_edge_succ_nodup): Declare.
7787 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
7790 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7792 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
7793 (try_crossjump_to_edge): Update commetns.
7794 (try_crossjump_bb): Likewise.
7796 2001-07-24 Richard Henderson <rth@redhat.com>
7798 * combine.c (distribute_notes): Move set of need_refresh
7799 for noop_move_p down to catch all cases.
7801 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
7803 * recog.c (split_all_insns_noflow): New.
7804 * rtl.h (split_all_insns_noflow): Declare.
7805 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
7806 * m68hc11.c (m68hc11_reorg): Likewise.
7807 * sh.c (machine_dependent_reorg): Likewise.
7808 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
7811 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7813 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
7814 (ashlsi3_n splitter): Likewise.
7815 (lshrsi3_n splitter): Likewise.
7817 (GOTaddr2picreg): Make const SImode.
7818 (sym_label2reg): Likewise.
7819 (symGOT2reg): Likewise.
7820 (symGOTOFF2reg) Likewise.
7822 (casesi_worker_0): Make unspec SImode.
7824 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7826 * config/sh/sh.c (barrier_align): Check that an operand really is
7827 an insn before extracting its INSN_CODE.
7829 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
7831 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
7834 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
7835 for SImode to prevent overflow.
7837 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7839 * config/mips/irix6-libc-compat.c: New file.
7840 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
7841 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
7844 2001-07-24 lars brinkhoff <lars@nocrew.org>
7846 * rtl.texi (REG_POINTER): Document.
7847 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
7848 QFmode, HFmode, TQFmode, QCmode, and HCmode.
7850 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7852 * flow.c (delete_noop_moves): Do not confuse libcall regions.
7854 2001-07-23 Richard Henderson <rth@redhat.com>
7856 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
7858 2001-07-23 Kazu Hirata <kazu@hxi.com>
7860 * config/h8300/h8300-protos.h: Add a prototype for
7861 general_operand_dst_push.
7862 * config/h8300/h8300.c (general_operand_dst_push): New.
7863 * config/h8300/h8300.h (OK_FOR_T): New.
7864 (EXTRA_CONSTRAINT): Use it.
7865 * config/h8300/h8300.md (movqi_push): Remove and integrate into
7866 the existing movqi pattern.
7867 (movhi_push): Likewise.
7869 * reload.c: Fix comment typos.
7871 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7873 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
7875 2001-07-23 H.J. Lu (hjl@gnu.org)
7877 * doc/extend.texi: Update __builtin_return_address and
7878 __builtin_frame_address.
7880 2001-07-23 Richard Henderson <rth@redhat.com>
7882 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
7884 * config/i386/i386.md: New setcc+movzbl peephole2.
7886 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7888 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
7889 * objc/objc-act.c: Include debug.h.
7890 (synth_module_prologue): Save and restore debug hooks too.
7892 2001-07-23 lars brinkhoff <lars@nocrew.org>
7894 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
7895 and C4X_FLOAT_FORMAT.
7896 (BOOL_TYPE_SIZE): Document.
7898 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
7900 * unroll.c (loop_iterations): Fix miscalculation of initial
7903 2001-07-13 Andrew Haley <aph@redhat.com>
7905 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
7906 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
7907 * config/sh/sh.c (sh_can_redirect_branch): New function.
7908 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
7909 * reorg.c (steal_delay_list_from_target): Use
7910 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
7912 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7914 * flow.c (try_simplify_condjump): Unlink insn chain on
7915 fallthru edge; use can_fallthru.
7917 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
7919 * basic-block.h (find_sub_basic_block): Declare.
7920 * flow.c (make_edges): New arguments MIN and MAX;
7921 (find_sub_basic_blocks): Revamp to use make_edges
7922 and purge_dead_edges.
7923 (find_basic_blocks): Update call of find_sub_basic_block.
7925 * recog.c (split_all_insns): Always expect CFG to be consistent;
7926 call find_sub_basic_blocks in case something has changed.
7927 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
7930 * basic-block.h (delete_noop_moves): Declare.
7931 * combine.c (combine_instructions): Call it.
7932 (recog_for_combine): Tolerate noop moves
7933 (distribute_notes): Force refresh when register dies at noop move.
7934 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
7936 (life_analysis): Update delete_noop_moves call.
7937 (set_noop_p): Move too ...
7938 * rtlanal.c (noop_move_p): ... here.
7939 * rtl.h (noop_move_p): Declare.
7941 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
7942 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
7944 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
7945 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
7947 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
7949 * reload.c (push_reload): Fix typo in comment.
7950 (find_reloads_address): Ditto.
7951 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
7953 2001-07-22 Richard Henderson <rth@redhat.com>
7955 * flow.c: Grammar check and clarify a lot of comments.
7956 (try_simplify_condjump): Rename variables to be clearer.
7957 (try_forward_edges): Skip complex and fallthru edges.
7958 Rearrange tests to avoid duplicate checks.
7959 (flow_find_cross_jump): Likewise.
7960 (outgoing_edges_match): Allow match if neither branch has
7961 probability data. Loosen probability match to 5%.
7962 (try_crossjump_to_edge): Hoist repeated indirection into
7964 (try_crossjump_bb): Don't check complex edges. Eliminate
7965 redundant crossjump tests.
7966 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
7967 checks before more expensive checks.
7969 2001-07-22 Richard Henderson <rth@redhat.com>
7971 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
7972 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
7975 2001-07-22 Richard Henderson <rth@redhat.com>
7977 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
7978 (const_sint32_operand): Likewise.
7979 * m68k.md (anon mulsi pattern): Use const_int_operand not
7980 const_sint32_operand.
7981 (umulsi3_highpart): Zero extend a constant input.
7982 (smulsi3_highpart): Don't bother checking SImode constant.
7983 (const_umulsi3_highpart): Give op3 DImode.
7984 (const_smulsi3_highpart): Likewise.
7986 2001-07-22 Richard Henderson <rth@redhat.com>
7988 * flow.c (split_block): Make sure bb_note is included in the
7989 new block when splitting before a label.
7991 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
7993 * basic-block.h (redirect_edge_and_branch_force,
7994 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
7995 * flow.c (redirect_edge_and_branch_force,
7996 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
7997 (redirect_edge_and_branch_force): Fix copying of lifeness information.
7998 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
7999 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
8000 instead of label; update CFG after transformation.
8001 (find_if_case_1): Update call, use redirect_edge_and_branch_force
8002 for finishing the transformation; handle even case where ELSE
8003 does not follow THEN.
8004 (find_if_case_2): Update call of dead_or_predictable; simplify
8007 * emit-rtl.c (split_branch_probability): New global variable.
8008 (try_split): Take care to set split_branch_probability and
8009 create REG_BR_PROB note for new jump insns.
8010 * md.texi (define_split): Document new feature.
8012 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
8014 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
8016 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
8017 (asm_out_file): Remove redundant declaration.
8018 (assemble_asm): Remove old #if 0 block.
8019 (assemble_variable): Remove end of function; debug output is
8020 now handled with global_decl. Remove old #if 0 block. Update.
8021 Remove saved_in_section and associated no-op code.
8022 * Makefile.in (varasm.o): Correct dependencies.
8024 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
8026 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8027 the definition in defaults.h.
8029 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
8031 * jump.c: Update comments.
8032 (delete_barrier_successors, delete_unreferenced_labels,
8033 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
8034 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
8035 jump_optimize, jump_optimize_minimal): Kill.
8036 (rebuild_jump_labels): Move code from jump_optimize_1.
8037 (purge_line_number_notes): Likewise.
8038 (copy_loop_headers): Likewise.
8039 * reg-stack.c: Update comment.
8041 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
8042 JUMP_AFTER_REGSCAN): Kill.
8043 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
8044 purge_line_number_notes and copy_loop_headers.
8046 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
8047 Richard Henderson <rth@redhat.com>
8049 * dbxout.c (dbxout_global_decl): New.
8050 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8051 * sdbout.c (sdbout_finish): New.
8052 (sdbout_debug_hooks): Use it, add comments.
8053 (sdbout_global_decl): Defer initialised public vars to
8055 * varasm.c (assemble_variable): Don't output debug information
8056 for file-scope variables.
8058 2001-07-22 Richard Henderson <rth@redhat.com>
8060 * config/alpha/alpha.c (get_trap_mode_suffix): New.
8061 (get_round_mode_suffix): New.
8062 (print_operand): Use them for [/]. Remove support for [&'`()+].
8063 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
8064 * config/alpha/alpha.md (attr round_suffix): New.
8065 (attr trap_suffix): New.
8066 (all insns): Set them appropriately. Use %/ instead of the
8069 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8071 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
8073 2001-07-22 Richard Henderson <rth@redhat.com>
8075 * regrename.c (regrename_optimize): Compute nregs for each
8076 potential target register.
8078 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
8079 Richard Henderson <rth@redhat.com>
8081 * dbxout.c (dbxout_global_decl): New.
8082 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8083 * sdbout.c (sdbout_finish): New.
8084 (sdbout_debug_hooks): Use it, add comments.
8085 (sdbout_global_decl): Defer initialised public vars to
8087 * varasm.c (assemble_variable): Don't output debug information
8088 for file-scope variables.
8090 2001-07-21 H.J. Lu (hjl@gnu.org)
8092 * config/mips/mips.c (mips_cpu): Moved into ...
8093 (override_options): Here.
8095 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
8097 (mips_cpu): Removed.
8099 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8101 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
8102 ("iorqi3"): Likewise.
8103 ("xorqi3"): Likewise.
8104 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
8105 ("*subhi3_sp): Likewise.
8106 ("*subhi3"): Likewise.
8107 ("extendhisi2"): Accept D, X and Y as source operand to avoid
8110 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
8112 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
8113 * config/freebsd.h: Likewise.
8114 * config/linux.h: Likewise.
8115 * config/openbsd.h: Likewise.
8116 * config/alpha/linux-elf.h: Likewise.
8117 * config/arm/linux-elf.h: Likewise.
8118 * config/d30v/d30v.h: Likewise.
8119 * config/fr30/fr30.h: Likewise.
8120 * config/ia64/aix.h: Likewise.
8121 * config/ia64/ia64.h: Likewise.
8122 * config/mips/linux.h: Likewise.
8123 * config/pj/pj.h: Likewise.
8124 * config/rs6000/linux.h: Likewise.
8125 * config/sparc/linux.h: Likewise.
8126 * config/sparc/linux64.h: Likewise.
8128 2001-07-20 Bruce Korb <bkorb@gnu.org>
8130 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
8131 because getc() and char* may disagree on signedness.
8133 2001-07-20 Richard Henderson <rth@redhat.com>
8135 * doc/rtl.texi (REG_DEAD): Update for current semantics.
8137 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
8138 insns to delete in the presence of cc0 in a jump insn.
8140 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8141 Jan Hubicka <jh@suse.cz>
8143 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
8144 of doing the change by hand.
8146 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8148 * rtlanal.c (set_noop_p): Return true for noop jumps.
8150 * expr.c (emit_single_push_insn): Add call to push expander.
8151 * expr.h (optab_index): Add OTI_push
8152 (push_optab): New constant.
8153 * genopinit.c (optabs): Add push_optab.
8154 * optabs.c (init_optab): Init push optab.
8155 * md.texi (push??1): Document
8157 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8159 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
8160 expand to emit the pattern; put a REG_INC note for push/pop
8162 ("movdf", "movdf_internal"): Likewise.
8163 ("movsi", "movsi_internal"): Likewise.
8164 ("movsf", "movsf_internal"): Likewise.
8165 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
8167 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8169 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
8172 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
8174 * params.def: Change default max inline insns to 100.
8176 2001-07-20 Diego Novillo <dnovillo@redhat.com>
8178 * combine.c (combine_simplify_rtx): Generate a new shift operation
8179 when simplifying the first operand of a (neg (ashift)) expression.
8181 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
8183 * regclass.c (N_REG_INTS): Use only 32 bits per element.
8185 2001-07-20 Kelley Cook <kelley.cook@home.com>
8187 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
8188 information. Move rest into ...
8189 (*-*-solaris): ... here. Eliminate redundant information and
8190 reword necessary packages section. Delete 4.x assembler bug info.
8191 (sparc-sun-*): Merge into ...
8192 (sparc-sun-sunos*): here.
8194 2001-07-20 Catherine Moore <clm@redhat.com>
8196 * config/v850/v850.md (casesi): Generate LABEL_REF
8199 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
8201 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
8202 * i386.c (ix86_zero_extend_to_Pmode): Make global.
8203 * i386.md (strclrsi expander): Use it.
8205 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8207 * integrate.c (copy_insn_list): handle
8208 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
8209 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
8210 identically as to CODE_LABEL.
8212 * fold-const (fold): Convert A/B/C to A/(B*C) and
8215 * except.c (connect_post_landing_pads): Delete the RESX insns.
8217 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
8219 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
8221 * config/mips/mips.md (nmadd/nmsub): Use macro.
8223 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
8225 * cppinit.c (remove_dup_dir): Make static.
8226 (remove_dup_dirs): Make static. Only warn about preempting a
8227 system directory with a non-system directory.
8229 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8231 * ifcvt.c (noce_try_store_flag_constants): Correct order
8232 of parameters to trunc_int_for_mode.
8234 2001-07-19 Mark Mitchell <mark@codesourcery.com>
8236 * reorg.c (fill_simple_delay_slots): If an instruction might throw
8237 an exception that will be caught within this function, do not fill
8238 its delay slot with any subsequent instruction.
8240 2001-07-19 Steve Ellcey <sje@cup.hp.com>
8242 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
8243 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
8244 pointer extension instruction.
8245 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
8246 * simplify-rtx.c (simplify_unary_operation) Likewise.
8247 * explow.c (convert_memory_address) Check value of
8248 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
8250 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
8251 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
8252 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
8253 Add Multilib Support.
8254 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
8255 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
8256 Add Multilib Support.
8257 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
8259 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
8260 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
8261 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
8263 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
8265 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
8266 old and new operands in `<', `3' and `b'.
8268 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8270 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
8271 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
8272 (toplev.o): Don't depend on xcoffout.h.
8273 * c-decl.c: Include debug.h
8274 (duplicate_decls): Use debug hook.
8275 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
8276 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8277 (dbxout_types): Remove.
8278 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
8279 * debug.c (do_nothing_debug_hooks): Update.
8280 (debug_true_tree, debug_nothing_rtx): New.
8281 * debug.h (struct rtx_def): New.
8282 (struct gcc_debug_hooks): New hooks ignore_block,
8283 outlining_inline_function and label.
8284 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
8285 dwarf2out_frame_finish): New.
8286 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
8287 Make static, update prototype.
8288 (dwarf2_debug_hooks): Update.
8289 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
8290 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
8291 * dwarfout.c (dwarf_debug_hooks): Update.
8292 * emit-rtl.c: Include debug.h.
8293 (remove_unnecessary_notes): Use debug hook.
8294 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
8295 (final_scan_insn): Use debug hook.
8296 * integrate.c (output_inline_function): Use debug hook.
8297 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
8298 (sdb_debug_hooks): Update.
8299 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
8300 * toplev.c: Don't include xcoffout.h.
8301 (note_outlining_of_inline_function, debug_ignore_block): Remove.
8302 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
8304 * tree.h (dwarf2out_do_frame): Remove.
8306 2001-07-19 Catherine Moore <clm@cygnus.com>
8308 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
8310 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8312 * reload1.c (eliminate_regs_in_insn): When updating a set
8313 to the frame pointer to the hardware frame pointer, perform
8314 the update always not just when REPLACE is set.
8316 * reload1.c (choose_reload_regs): Don't inherit a reload
8317 that crosses multiple registers if registers past the first
8318 don't fit in the desired class.
8320 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
8321 when negating constants.
8323 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
8325 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
8326 * doc/tree.texi: Ditto.
8328 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
8329 Jakub Jelinek <jakub@redhat.com>
8331 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
8332 (extract_cie_info): Handle "eh" augmentation properly,
8334 (struct frame_state, __frame_state_for): New.
8336 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8338 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
8339 HANDLE_SYSV_PRAGMA): Define.
8340 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
8342 (copy_object): Caller changed.
8344 2001-07-19 Andreas Schwab <schwab@suse.de>
8346 * configure.in (assembler dwarf2 debug_line support): Define nop
8348 * configure: Regenerated.
8350 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8352 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
8354 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
8355 to conditionally compiled block.
8356 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8357 * dbxout.h (dbxout_function): Remove.
8358 * debug.c (do_nothing_debug_hooks): Update.
8359 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
8360 global_decl, deferred_inline_function.
8361 * dwarf2out.c (dwarf2_debug_hooks): Update.
8362 (dwarf2out_global_decl): New.
8363 * dwarfout.c: Don't include dwarfout.h.
8364 (dwarfout_global_decl, dwarfout_function_decl,
8365 dwarfout_deferred_inline_function): New.
8366 (dwarf_debug_hooks): Update.
8367 * dwarfout.h: Remove.
8368 * final.c: Don't include dwarfout.h.
8369 * sdbout.c (sdbout_global_decl): New.
8370 (sdbout_debug_hooks): Update.
8371 * toplev.c: Don't include dwarfout.h.
8372 (check_global_declarations, rest_of_compilation): Use new debug hooks.
8373 (note_deferral_of_defined_inline_function): Remove.
8374 * toplev.h (note_deferral_of_defined_inline_function): Remove.
8375 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
8376 * ch/lex.c: Don't include dwarfout.h.
8377 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
8378 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
8379 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
8380 * cp/optimize.c: Include debug.h.
8381 (maybe_clone_body): Use debug hook.
8382 * cp/semantics.c: Include debug.h.
8383 (expand_body): Use debug hook.
8384 * po/POTFILES.in: Remove dwarfout.h.
8386 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8388 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
8389 * c-parse.in (yyerror, _yylex): Similarly.
8390 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
8391 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
8393 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
8394 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
8396 2001-07-18 Jeff Sturm <jsturm@one-point.com>
8398 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
8399 in-class declaration at -g1. Fixes c++/2814.
8401 2001-07-18 Richard Henderson <rth@redhat.com>
8403 * doc/md.texi (reload_in/out): Document restrictions in predicates
8404 and constraints for these patterns. Document empty string matching
8407 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8409 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
8411 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8413 * cse.c: Undo my previous patch.
8415 2001-07-18 Tom Tromey <tromey@redhat.com>
8418 * configure: Rebuilt.
8419 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
8421 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
8423 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
8424 Jan Hubicka <jh@suse.cz>
8426 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
8427 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
8428 * jump.c (mark_jump_label): Do not forward branches.
8430 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
8432 * cse.c (delete_trivially_dead_insns): Delete the libcall block
8433 when return value is unused.
8435 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8437 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
8439 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
8441 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
8442 on error. We can't blindly return the result of
8443 pthread_mutex_trylock because it returns a positive number on
8444 error, while we must return -1 on error.
8445 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
8447 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
8449 2001-07-18 Andreas Jaeger <aj@suse.de>
8451 * integrate.c (output_inline_function): Correct type of debug_hooks.
8453 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
8455 * combine.c (combine_simplify_rtx): DIV can be treated
8456 associatively for floats if unsafe math optimisations are enabled.
8458 2001-07-17 Richard Henderson <rth@redhat.com>
8460 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
8462 2001-07-17 Richard Henderson <rth@redhat.com>
8464 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
8465 don't force the function address into a register.
8466 (expand_call, emit_library_call_value_1): Update callers.
8467 * builtins.c (expand_builtin_apply): Likewise.
8468 * expr.h (prepare_call_address): Update decl.
8470 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
8472 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
8474 * config/i386/chorus.h: Move up.
8475 * config/sparc/chorus.h: Likewise.
8476 * config/rs6000/chorus.h: Likewise.
8477 * config/chorus.h: Moved here.
8479 2001-07-17 Andreas Schwab <schwab@suse.de>
8481 * configure.in (assembler eh_frame optimization): Handle big
8483 * configure: Regenerated.
8485 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
8487 * expr.c (epxand_expr): Convert divisions into multiplications by
8488 reciprocals if -ffast-math.
8490 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
8492 * dbxout.c (dbxout_really_begin_function): Rename to
8493 dbxout_begin_function.
8494 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8495 (dbxout_begin_function): Remove.
8496 (dbxout_function): Update.
8497 (dbxout_source_line): Update prototype.
8498 * dbxout.h (dbxout_begin_function): Remove.
8499 * debug.c (do_nothing_debug_hooks): Update.
8500 (debug_nothing_tree): Update.
8501 (debug_nothing_charstar_rtx): Remove.
8502 * debug.h (union tree_node): Declare.
8503 (struct rtx_def): Remove.
8504 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
8505 begin_function. Change source_line prototype.
8506 (debug_nothing_tree): New.
8507 (debug_nothing_charstar_rtx): Delete.
8508 (dwarf2out_begin_prologue): Moved from ...
8510 * dwarf2out.c (dwarf2_debug_hooks): Update.
8511 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
8512 debug info, call dwarf2out_source_line.
8513 (dwarf2out_souce_line): Update prototype.
8514 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
8515 Change prototype, make static.
8516 (dwarfout_source_line): Update prototype.
8517 (dwarf_debug_hooks): Update.
8518 * dwarfout.h (dwarfout_begin_function): Remove.
8519 * final.c (final_start_function, final_scan_insn): Use appropriate
8520 debug hooks, update to use notice_source_line.
8521 (output_source_line): Rename notice_source_line. Don't call the
8522 source_line debug hook.
8523 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
8524 make static, update prototype.
8525 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
8527 (sdbout_end_prologue): New.
8528 (sdbout_source_line): Update prototype.
8529 (sdbout_debug_hooks): Update.
8530 (sdbout_symbol): Remove unused var.
8531 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
8533 * varasm.c: Include debug.h.
8534 (assemble_start_function): Use begin_function debug_hook.
8535 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8536 update with prototype.
8537 (xcoffout_source_line): Update prototype.
8538 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8540 (xcoffout_source_line): Update prototype.
8542 2001-07-17 Richard Henderson <rth@redhat.com>
8544 * c-typeck.c (build_binary_op): Do not shorten unsigned
8545 right shift after sign extension.
8547 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
8549 * combine.c (combine_simplify_rtx): Attempt to simplify
8550 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
8552 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
8553 (simplify_binary_operation, simplify_unary_operation,
8554 simplify_relational_operation): Use it.
8556 * combine.c (combine_simplify_rtx): Don't do associative law
8557 on divisions; allow associative law on floats.
8559 2001-07-17 H.J. Lu <hjl@gnu.org>
8560 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8562 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
8563 ASM_OUTPUT_WEAK_ALIAS are defined.
8564 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
8565 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
8567 * config/mips/iris5.h: ... here.
8568 (HANDLE_SYSV_PRAGMA): Defined as 1.
8569 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
8570 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
8573 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
8575 * c-parse.in (all_prefix_attributes): New variable.
8576 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
8577 (maybe_resetattrs): New production.
8578 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
8579 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
8580 notype_initdcl, nested_function, notype_nested_function,
8581 component_decl, components, components_notype,
8582 component_declarator, component_notype_declarator,
8583 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
8584 ivars, mydecl, myparm): Update. Avoid prefix attributes just
8585 after a comma being applied to more than one declarator.
8586 * doc/extend.texi (Attribute Syntax): Update. Remove
8587 documentation of bugs that are no longer present.
8589 2001-07-13 Eric Christopher <echristo@redhat.com>
8591 * config/mips/mips.h: Change TUNE_MIPS* options to use
8593 (EXTRA_SPECS): Add cc1_cpu_spec.
8594 * config/mips/mips.md (muldf3): Fix typo.
8596 2001-07-16 Richard Henderson <rth@redhat.com>
8598 * config/m68k/m68k.c: Include expr.h and reload.h.
8599 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
8600 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
8602 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8603 Richard Henderson <rth@redhat.com>
8605 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
8606 (insn_live_p): Fix fall off end of function.
8607 (dead_libcall_p): Remove COUNTS argument; update callers.
8608 (delete_trivially_dead_insns): Remove unused variables.
8610 2001-07-17 Andreas Jaeger <aj@suse.de>
8612 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
8615 * lcm.c (optimize_mode_switching): Avoid warning for unused
8616 variable if !NORMAL_MODE.
8618 * flow.c (try_crossjump_to_edge): Remove unused variable.
8620 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8622 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
8623 atexit declaration in stdlib.h.
8625 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
8627 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
8629 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8631 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
8632 * except.c (finish_eh_generation): Update call of cleanup_cfg;
8633 do rebuild_jump_labels instead of jump_optimize
8634 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
8635 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
8636 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
8638 * flow.c: Include timevar.h
8639 (find_basic_block): Push/pop timevar;
8640 (cleanup_cfg): Likewise.
8641 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
8642 * Makefile: Add dependencies on timevar.h
8644 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
8645 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
8647 * rtl.h (delete_trivially_dead_insns): Add new parameter.
8648 * toplev.c (rest_of_compilation): Update calls.
8649 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
8650 (delete_trivially_dead_insns): ... here; accept new argument
8651 preserve_basic_blocks; preserve basic blocks if set.
8653 * reg-stack.c (stack_regs_mentioned): Return 0 if
8654 stack_regs_mentioned_data is not initialized.
8655 (reg_to_stack): Make stack_regs_mentioned survive after the
8656 reg-stack is completted; do not call cleanup_cfg.
8657 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
8658 make cleanup_cfg after bb-reorder to output to debug file.
8660 2001-07-16 Richard Henderson <rth@redhat.com>
8662 * regclass.c (init_reg_sets): Use only 32 bits per initializer
8663 from int_reg_class_contents.
8665 2001-07-16 Richard Henderson <rth@redhat.com>
8667 * hard-reg-set.h (regs_invalidated_by_call): Declare.
8668 * regclass.c (regs_invalidated_by_call): Move from cse.c.
8669 (init_reg_sets_1): Move initialization from cse_main.
8670 * cse.c (regs_invalidated_by_call): Move to regclass.c.
8671 (cse_main): Move its initialization also.
8672 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
8673 * flow.c (propagate_one_insn): Likewise.
8674 * gcse.c (compute_hash_table): Likewise.
8675 (compute_kill_rd, compute_store_table): Likewise.
8676 * sched-deps.c (sched_analyze_1): Likewise.
8678 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
8680 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
8683 2001-07-16 Steve Ellcey <sje@cup.hp.com>
8685 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
8686 in if statement so we don't access undefined memory.
8688 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8690 * gcse.c: Update comment at top.
8691 Update comment on mem handling.
8692 mem_last_set, mem_first_set, mem_set_in_block: gone.
8693 Declaration of reg_set_info: gone.
8694 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
8695 pointless with load_killed_in_block_p (they are *more*
8696 conservative then it, not less, and less accurate).
8697 (oprs_not_set_p): Ditto.
8698 (alloc_gcse_mem): Don't allocate mem_set_in_block
8699 (free_gcse_mem): Don't free it, either.
8700 (record_last_mem_set_info): Update comment in front, remove
8701 mem_*set_* stuff. Note the reason we don't handle stores directly
8703 (compute_hash_table): Update comments to reflect reality. Remove
8704 mem_*set_* references.
8705 (reset_opr_set_tables): Remove mem_*set_* references.
8707 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
8708 (mark_clobber): Ditto (on both parts, we double set here too).
8709 (expr_killed_p): Remove mem_set_in_block test.
8710 (compute_transp): Remove mem_set_in_block test.
8712 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
8713 of edge, and removal of phi alternative to dump file.
8714 (ssa_ccp_substitute_constants): Add note about register now being
8715 constant, and which uses were replaced in what insns to dump file.
8717 2001-07-16 Andreas Jaeger <aj@suse.de>
8719 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
8720 variables of type HOST_WIDEST_INT.
8722 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
8723 (__bb_exit_func): Correct type of count_max to avoid overflow.
8724 (num_digits): Handle long long argument.
8726 * combine.c (gen_lowpart_for_combine): Remove unused variable.
8728 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8730 * output.h (sdb_begin_function_line): Restore as an extern
8732 * sdbout.c (sdb_begin_function_line): Make extern.
8734 2001-07-15 Richard Henderson <rth@redhat.com>
8736 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
8737 * genrecog.c (maybe_both_true_mode): New.
8738 (maybe_both_true_2): Use it.
8739 (write_switch): Don't put Pmode in a switch.
8740 * rtl.c (mode arrays): Don't explicitly size them.
8742 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8744 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
8745 handling; move unconditional splitting before mode switching.
8747 * i386.md (type): Add fistp type.
8748 (i387, length_attr, scheduling definitions): Handle this type.
8749 (fix_trunc?f?i2): Revamp to use mode switching.
8750 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
8751 * i386.h (fp_cw_mode): New enum
8752 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
8753 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
8755 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8757 * Makefile.in (integrate.o): Add debug.h.
8758 * integrate.c (debug.h): Add.
8759 (output_inline_function): Save, reset, and restore debug_hooks.
8761 2001-07-15 Richard Henderson <rth@redhat.com>
8763 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
8764 instead of COMPARE for the EQUIV expression.
8766 2001-07-15 Richard Henderson <rth@redhat.com>
8768 * flow.c (redirect_edge_and_branch_force): Initialize
8769 global_live_at_start and global_live_at_end.
8770 (allocate_bb_life_data): Export.
8771 * basic-block.h (allocate_bb_life_data): Declare.
8772 * toplev.c (rest_of_compilation): Call it.
8774 2001-07-15 Richard Henderson <rth@redhat.com>
8776 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
8777 (alpha_tablejump_best_label): New.
8778 * config/alpha/alpha-protos.h: Declare them.
8779 * config/alpha/alpha.md: Use braced strings for code blocks.
8780 (tablejump_osf): Break out add with r29.
8781 (tablejump_osf_internal): Remove.
8782 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
8783 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
8785 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8787 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
8790 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
8792 * i386-protos.h (ix86_split_fp_branch): Update prototype.
8793 (ix86_fp_jump_nontrivial_p): New.
8794 * i386.md (fp_jcc_?): Update call of split_fp_branch;
8795 use ix86_fp_jump_nontrivial_p.
8796 * i386.c (ix86_fp_jump_nontrivial_p): New.
8797 (ix86_split_fp_branch): Accept code instead of rtx.
8798 (ix86_expand_compare): Expand comparison early in case
8799 doing so is resonably cheap.
8801 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
8803 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
8805 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
8806 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
8808 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
8810 * dbxout.c (dbxout_source_line): Make static, update prototype.
8811 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
8812 (dbxout_init, dbxout_finish, dbxout_source_line,
8813 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
8814 * dbxout.h (dbxout_source_line): Delete.
8815 * debug.c (debug_nothing_file, debug_nothing_file_int,
8816 debug_nothing_file_charstar_rtx): New.
8817 (do_nothing_debug_hooks): Update.
8818 (debug_nothing_void, debug_nothing_charstar_rtx,
8819 dwarf2out_end_epilogue): New.
8820 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8821 * debug.h (struct rtx_def): Declare.
8822 (gcc_debug_hooks): New hooks source_line, end_epilogue
8824 (debug_nothing_void, debug_nothing_charstar_rtx,
8825 dwarf2out_end_epilogue): New.
8826 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8827 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
8828 (dwarf2_debug_hooks): Update.
8829 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
8830 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
8831 * dwarf2out.h (dwarf2out_source_line): Remove.
8832 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
8833 Make static, update prototype.
8834 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
8835 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
8836 (dwarf_debug_hooks): Update.
8837 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
8838 dwarfout_end_function): Remove.
8839 * final.c (profile_function): Use debug hooks for ending functions
8841 (output_source_line, final_end_function): Update prototype,
8843 (final_start_function, final_scan_insn): Update.
8844 * output.h (sdb_begin_function_line): Remove.
8845 (final_end_function): Update prototype.
8846 * sdbout.c (sdb_begin_function_line): Make static.
8847 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
8848 (sdbout_source_line): New.
8849 (sdbout_end_epilogue, sdbout_end_function): Make static, update
8851 (sdb_debug_hooks): Update.
8852 (sdbout_init, sdbout_source_line,
8853 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
8854 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
8855 * toplev.c (compile_file, rest_of_compilation): Update.
8856 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
8857 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
8858 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
8859 Update for prototype changes.
8860 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
8861 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
8863 2001-07-15 Richard Henderson <rth@redhat.com>
8865 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
8866 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
8867 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
8868 * config/alpha/alpha.c: Likewise.
8869 * config/alpha/alpha.md: Likewise.
8870 * config/alpha/alpha32.h: Likewise.
8871 * config/alpha/vms.h: Likewise.
8874 2001-07-14 Richard Henderson <rth@redhat.com>
8876 * config/alpha/alpha.md: Use define_constants for unspec values.
8877 Substitute throughout.
8879 2001-07-14 Tim Josling <tej@melbpc.org.au>
8881 * tree.def (EXPON_EXPR) remove. Never supported anyway.
8883 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
8885 * pa.md: Remove unused constraints from define_split's.
8887 2001-04-14 Richard Henderson <rth@redhat.com>
8889 * ifcvt.c (find_cond_trap): Test for exit block.
8891 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
8893 Re-install recently reverted patch.
8894 * emit-rtl.c (try_split): Update mark_jump_label call.
8895 * flow.c (find_sub_basic_blocks): Likewise.
8896 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8898 (mark_all_labels): Kill second parameter.
8899 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8900 (rebuild_jump_labels, jump_optimize_minimal): Update call
8902 (jump_optimize_1): Kill crossjumping code.
8903 (mark_jump_label): Kill cross_jump parameter.
8904 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8905 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8906 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8908 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8910 (dump_file_info): Likewise.
8911 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8912 reorganize passes to do reg-stack first, bb-reorder second.
8913 * invoke.texi (-d letters doc): Remove the jump2 pass.
8915 2001-07-14 Richard Henderson <rth@redhat.com>
8917 * ifcvt.c (find_cond_trap): New.
8918 (find_if_header): Call it.
8919 (merge_if_block): Relax existing jump sanity check.
8920 * jump.c (jump_optimize_1): Remove conditional trap handling.
8922 2001-07-14 Alan Modra <amodra@bigpond.net.au>
8924 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
8926 (insn_refs_are_delayed): Correct comment.
8927 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
8928 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
8929 instead of r31. Make associated insn !TARGET_64BIT, and
8930 provide an additional 64-bit insn that clobbers r2.
8932 (udivsi3): Likewise.
8934 (umodsi3): Likewise.
8936 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
8938 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
8940 * flow.c (redirect_edge_and_branch_force, split_edge,
8941 try_crossjump_to_edge): Use set_block_for_new_insns.
8942 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
8944 2001-07-13 H.J. Lu (hjl@gnu.org)
8946 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
8949 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8951 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
8953 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
8955 * c-common.c (decl_attributes): Take a pointer to the node to
8956 which attributes are to be attached, and a flags argument.
8957 * c-common.h (enum attribute_flags): New.
8958 (decl_attributes): Update prototype.
8959 * c-decl.c (start_decl, push_parm_decl, finish_struct,
8960 finish_enum, start_function): Update calls to decl_attributes.
8961 * c-parse.in (component_declarator, component_notype_declarator,
8962 label): Update calls to decl_attributes.
8964 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
8966 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
8967 * config/avr/avr.c (legitimate_address_p): Return value changed
8968 from letter to register classes. For better debugging.
8970 2001-07-13 Kazu Hirata <kazu@hxi.com>
8972 * jump.c (reversed_comparison_code_parts): Fix comment typos.
8974 2001-07-13 H.J. Lu (hjl@gnu.org)
8976 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
8978 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
8980 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
8981 correctly for shared configurations.
8982 * config/t-libgcc-pic: New.
8983 * config/{i386,m68k,sparc}/t-openbsd: New.
8984 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
8985 Support -shared. Support debugging libraries with -g.
8986 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
8987 frame information does not emit pointer diffs.
8988 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
8991 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8993 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
8995 2001-07-13 David Edelsohn <edelsohn@gnu.org>
8997 * combine.c (try_combine): Ensure const_int pow2 is positive.
8999 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
9001 * config.gcc: Add configuration for s/390.
9002 * config/s390/s390.c: New. Subroutines for code generation.
9003 * config/s390/s390.h: New. Definitions for s/390.
9004 * config/s390/s390-protos.h: New. Prototypes.
9005 * config/s390/linux.h: New. Definitions for linux for s/390.
9006 * config/s390/linux64.h: New. Definitions for linux for zSeries.
9007 * config/s390/t-linux: New. Makefile fragment.
9008 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
9009 * config/s390/fixdfdi.h: New. Fix L_fix*di.
9011 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
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 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
9030 reorganize passes to do reg-stack first, bb-reorder second.
9031 * invoke.texi (-d letters doc): Remove the jump2 pass.
9033 2001-07-12 Steve Ellcey <sje@cup.hp.com>
9035 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
9037 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9039 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
9041 (verify_flow_info): Make diagnostics prettier.
9043 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9045 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
9047 * flow.c (outgoing_edges_match): Return early if condition reversal
9050 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
9052 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
9053 (mips_move_2words): When splitting a move into two instructions,
9054 prefix the second address operand with '%D'.
9056 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
9058 * Makefile.in (final.o): Depend on debug.h.
9059 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
9060 (dbx_debug_hooks): Add new hooks.
9061 (xcoff_debug_hooks): New.
9062 * debug.c (debug_nothing_file_int_int): New.
9063 (do_nothing_debug_hooks): Update.
9064 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
9065 (debug_nothing_file_int_int): New.
9066 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
9067 static, update prototype.
9068 (dwarf2_debug_hooks): Update.
9069 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
9070 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
9071 static, update prototype.
9072 (dwarf_debug_hooks): Update.
9073 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
9074 * final.c: Include debug.h.
9075 (final_scan_insn): Use debug hooks when beginning and ending blocks.
9076 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
9077 static, update prototype.
9078 (sdb_debug_hooks): Update.
9079 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
9080 * toplev.c: Distinguish between xcoff and dbx.
9082 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
9083 Call all debug hooks, not just dwarf ones.
9085 2001-07-11 Timothy Wall <twall@redhat.com>
9087 * config.gcc: Add configuration for AIX5/IA64.
9088 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
9089 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
9090 support prefix/suffix code.
9091 * config/ia64/t-aix: New. Makefile fragment.
9092 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
9094 2001-07-11 Kazu Hirata <kazu@hxi.com>
9096 * recog.c (validate_change): Fix a comment typo.
9098 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
9100 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
9101 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
9103 * dbxout.c (dbx_debug_hooks): Add new hooks.
9104 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
9106 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
9108 * dbxout.h (dbxout_start_new_source_file,
9109 dbxout_resume_previous_source_file): Delete.
9110 * debug.c (do_nothing_debug_hooks): Add new hooks.
9111 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9112 (debug_nothing_int_charstar, debug_nothing_int): New.
9113 * debug.h (gcc_debug_hooks): New hooks define, undef,
9114 start_source_file and end_source_file.
9115 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9116 (debug_nothing_int_charstar, debug_nothing_int): New.
9117 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
9118 the conditionally compiled section.
9119 (dwarf2out_start_source_file, dwarf2out_end_source_file,
9120 dwarf2out_define, dwarf2out_undef): Make static.
9121 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
9122 dwarf2out_define, dwarf2out_undef): Remove.
9123 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
9124 (dwarfout_start_source_file, dwarfout_end_source_file,
9125 dwarfout_define, dwarfout_undef): Make static.
9126 (dwarfout_start_source_file_check,
9127 dwarfout_end_source_file_check): New.
9128 (dwarfout_define, dwarfout_finish): Update.
9129 * dwarfout.h (dwarfout_start_new_source_file,
9130 dwarfout_resume_previous_source_file, dwarfout_define,
9131 dwarfout_undef): Remove.
9132 * sdbout.c (sdb_debug_hooks): Add new hooks.
9133 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
9135 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
9136 make static, take an arg.
9137 * sdbout.h (sdbout_start_new_source_file,
9138 sdbout_resume_previous_source_file): Delete.
9139 * toplev.c (debug_start_source_file, debug_end_source_file,
9140 debug_define, debug_undef): Delete.
9141 * toplev.h (debug_start_source_file, debug_end_source_file,
9142 debug_define, debug_undef): Delete.
9144 * java/jcf-parse.c: Include debug.h.
9145 (parse_class_file): Update to use debug hooks directly.
9146 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
9148 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9150 * alias.c (set_mem_alias_set): New function.
9151 * rtl.h (set_mem_alias_set): Declare it.
9152 * builtins.c (expand_builtin_return_addr): Call it instead of
9153 using MEM_ALIAS_SET accessor.
9154 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
9155 (get_memory_rtx, expand_builtin_va_arg): Likewise.
9156 (expand_builtin_va_copy):Likewise.
9157 * caller-save.c (setup_save_areas): Likewise.
9158 * calls.c (compute_argument_addresses): Likewise.
9159 * explow.c (set_mem_attributes): Likewise.
9160 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
9161 (expand_assignment, store_constructor_field, store_field): Likewise.
9162 (expand_expr_unaligned): Likewise.
9163 * function.c (assign_stack_temp_for_type): Likewise.
9164 (put_reg_into_stack, gen_mem_addressof): Likewise.
9165 * ifcvt.c (noce_try_cmove_arith): Likewise.
9166 * reload1.c (reload, alter_reg): Likewise.
9167 * config/alpha/alpha.c (get_aligned_mem): Likewise.
9168 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
9169 (alpha_expand_unaligned_store): Likewise
9170 (alpha_expand_unaligned_load_words): Likewise.
9171 (alpha_expand_unaligned_store_words): Likewise.
9172 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
9173 (alpha_expand_epilogue): Likewise.
9174 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
9175 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
9176 * config/i386/i386.c (legitimize_pic_address): Likewise.
9177 * config/i960/i960.c (setup_incoming_varargs): Likewise.
9178 * config/ia64/ia64.c (spill_restore_mem): Likewise.
9179 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
9180 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
9181 * config/mips/mips.c (mips_va_arg): Likewise.
9182 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9183 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
9184 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9185 (setup_incoming_varargs, rs6000_va_arg): Likewise.
9186 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
9187 (rs6000_emit_epilogue): Likewise.
9188 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
9189 * config/sparc/sparc.c (sparc_va_arg): Likewise.
9190 * config/v850/v850.c (v850_va_arg): Likewise.
9192 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
9194 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
9195 when fallthru edge is present.
9196 (mege_blocks): Handle case where creation of jump insn
9199 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
9200 CLEANUP_POST_REGSTACK): New constants.
9201 * except.c (finish_eh_generation): Update call of cleanup_cfg,
9202 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
9203 * output.h (cleanup_cfg): Update prototype.
9204 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
9205 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
9206 cleanup_cfg call; kill missleading comment.
9207 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
9208 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
9209 parameter; control optimizations performed using it.
9210 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
9211 try_crossjump_bb): New functions.
9213 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9215 * pa.c (pa_output_function_prologue): Delete prototype. Make function
9217 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
9218 pa_output_function_prologue.
9219 * pa-protos.h (pa_output_function_prologue): New prototype.
9221 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9223 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
9224 and low to get correct sign extension in low+high test.
9226 2001-07-11 Janis Johnson <janis@us.ibm.com>
9228 * gcov.c (arcdata): Use gcov_type to fix branch percentage
9229 for large hit count.
9231 * profile.c (branch_prob): Fix .bbg info for computed gotos
9234 2001-07-11 Mark Mitchell <mark@codesourcery.com>
9236 * stmt.c (parse_output_constraint): New function, split out
9238 (expand_asm_operands): ... here. Use parse_output_constraint.
9239 * tree.h (parse_output_constraint): Declare it.
9241 2001-07-11 Richard Henderson <rth@redhat.com>
9243 * bitmap.c: Comment some functions; fiddle whitespace.
9244 (bitmap_free): Don't export.
9245 (bitmap_element_allocate): Use memset.
9246 * bitmap.h (bitmap_free): Don't declare.
9248 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
9250 * gcse.c, lcm.c, sched-deps.c:
9251 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
9253 * flow.c (flow_loops_find): Free dom if we found no loops, since
9254 we aren't going to save it.
9256 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
9259 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
9261 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
9263 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9265 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
9266 #ifndef DWARF2_DEBUGGING_INFO.
9268 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9270 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
9272 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9274 * config/mips/mips.c (gen_int_relational): Tell the caller not to
9275 reverse a branch if a NE comparison is implemented with GTU.
9277 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9278 H.J. Lu <hjl@gnu.org>
9280 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
9282 (call_internal2): Likewise.
9283 (call_value_internal1): Likewise.
9284 (call_value_internal2): Likewise.
9285 (call_value_multiple_internal1): Likewise.
9286 (call_value_multiple_internal2): Likewise.
9288 2001-07-10 Kazu Hirata <kazu@hxi.com>
9290 * calls.c (emit_library_call_value_1): Fix a comment typo.
9291 * dwarf2out.c (mem_loc_descriptor): Likewise.
9292 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
9294 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
9296 * simplify-rtx.c (simplify_subreg): Fix typo in comment
9298 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9300 * recog.c (offsettable_address_p): Handle LO_SUM case.
9301 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
9302 instead of plus_constant.
9304 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9306 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
9307 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
9309 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9311 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
9312 adjust_address_nv instead of plus_constant.
9314 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
9316 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
9317 dwarf2out.o): Depend on debug.h, wrap long lines.
9318 * dbxout.c: Include debug.h.
9319 (dbx_debug_hooks): New.
9320 (dbxout_init): Make static, take just 2 args.
9321 (dbxout_finish): Make static.
9322 * dbxout.h (dbxout_init, dbxout_finish): Delete.
9323 * debug.c: New file.
9324 * debug.h: New file.
9325 * dwarf2out.c: Include debug.h.
9326 (dwarf2_debug_hooks): New.
9327 (dwarf2out_init): Make static.
9328 (dwarf2out_finish): Make static, take 2 args.
9329 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
9330 * dwarfout.c: Include debug.h.
9331 (dwarf_debug_hooks): New.
9332 (dwarfout_init): Make static.
9333 (dwarfout_finish): Make static, take 2 args.
9334 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
9335 * sdbout.c: Include debug.h.
9336 (sdb_debug_hooks): New.
9337 (sdbout_init): Make static, take 2 args.
9338 * sdbout.h (sdbout_init): Delete.
9339 * toplev.c: Include debug.h.
9341 (compile_file): Set deubg_hooks based on command line options.
9342 Use the hooks unconditionally rather than conditional compilation.
9344 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
9346 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
9347 first_insn_after_basic_block_note instead.
9349 * df.c (df_bb_refs_unlink): #if 0 out for now.
9351 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
9353 * ssa.h: Add prototype for ssa_const_prop
9354 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
9355 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
9356 (ssa_fast_dce): Remove unused variable
9358 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9360 * diagnostic.c (finish_diagnostic): Rename to
9361 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
9364 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
9366 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
9369 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
9370 (dump_file): Only pad the demangled name with spaces if the
9371 mangled name was padded with spaces.
9373 2001-07-10 Bernd Schmidt <bernds@redhat.com>
9375 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
9378 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9380 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
9381 extraction if no direct load if either EXPAND_CONST_ADDRESS or
9384 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
9385 whether can put offset inside LO_SUM to check mode alignment, not size.
9387 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9389 * doc/tm.texi (Misc): Fix thinko.
9391 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
9393 * regmove.c (replace_in_call_usage): Fix warnings.
9394 * sched-deps.c (add_dependence): Fix warnings.
9395 * simplify-rtx.c (simplify_subreg): Likewise.
9396 Return NULL_RTX instead of NULL.
9398 * reg-stack.c (emit_swap_insn): Eliminate warnings.
9399 (subst_asm_stack_regs): Likewise.
9401 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
9404 * dwarf2out.c (output_call_frame_info): Declare i as int.
9405 (build_abbrev_table): Declare n_alloc as int.
9406 (dwarf2out_finish): Initialize die.
9407 * except.c: Declare sjlj_funcdef_number as unsigned.
9408 (connect_post_landing_pads): Declare j as unsigned.
9409 (convert_to_eh_region_ranges): Initialize call_site.
9410 (output_function_exception_table): Initialize tt_format_size.
9411 * expr.c (move_by_pieces_1): Initialize to1.
9412 (store_constructor): Initialize minelt and maxelt.
9413 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
9414 * function.c (instantiate_decls): Avoid signed/unsigned warning.
9416 * c-decl.c (combine_parm_decls): Unused, remove.
9417 * c-tree.h: Remove prototype for combine_parm_decls.
9419 * reload.c (push_reload): Fix warning.
9420 (regno_clobbered_p): Likewise.
9421 * reload1.c (replace_pseudos_in_call_usage): Likewise.
9422 (reload_combine): Likewise.
9424 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
9425 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
9427 * bitmap.c (bitmap_operation): Change user.
9428 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
9430 2001-07-10 Eric Christopher <echristo@redhat.com>
9432 * config/mips/mips.c (override_options): Fix typo.
9434 2001-07-09 Stan Shebs <shebs@apple.com>
9436 * target.h (struct gcc_target): New fields init_builtins and
9438 * target-def.h (TARGET_INIT_BUILTINS): New macro.
9439 (TARGET_EXPAND_BUILTIN): New macro.
9440 (TARGET_INITIALIZER): Add them.
9441 * builtins.c: Include target.h.
9442 (expand_builtin): Use targetm.expand_builtin.
9443 (default_init_builtins): New function.
9444 (default_expand_builtin): New function.
9445 * expr.h (default_init_builtins): Declare.
9446 (default_expand_builtin): Declare.
9447 * c-common.c (c_common_nodes_and_builtins): Use
9448 targetm.init_builtins.
9449 * defaults.h (MD_INIT_BUILTINS): Remove.
9450 * Makefile.in (builtins.o): Depend on target.h.
9452 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
9453 (TARGET_EXPAND_BUILTIN): Define.
9454 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
9455 (MD_EXPAND_BUILTIN): Remove.
9457 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
9458 (TARGET_EXPAND_BUILTIN): Define.
9459 (c4x_init_builtins): Make endlink arg a local.
9460 (c4x_print_operand): Fix typos in adjust_address usages.
9461 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
9462 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
9463 (MD_EXPAND_BUILTIN): Remove.
9465 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
9466 (TARGET_EXPAND_BUILTIN): Define.
9467 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
9468 (ix86_init_builtins): Call new function only if TARGET_MMX.
9469 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
9470 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
9471 (MD_EXPAND_BUILTIN): Remove.
9473 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
9474 (TARGET_EXPAND_BUILTIN): Define.
9475 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
9476 (MD_EXPAND_BUILTIN): Remove.
9478 * doc/tm.texi: Document these changes.
9480 2001-07-09 Diego Novillo <dnovillo@redhat.com>
9482 * basic-block.h (tree_node): Forward declare if needed.
9483 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
9484 (BLOCK_HEAD_TREE): Define.
9485 (BLOCK_END_TREE): Define.
9486 (struct loops): Rename field 'tree' to 'tree_root'.
9487 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
9489 (flow_loops_tree_build): Rename reference to field 'tree' to
9491 (flow_loops_level_compute): Ditto.
9492 * predict.c (estimate_bb_frequencies): Ditto.
9493 * tree.h (struct tree_common): Add field 'aux'.
9495 2001-07-09 Stan Shebs <shebs@apple.com>
9497 * config/darwin.c (darwin_encode_section_info): Don't mark any
9498 DECL_EXTERNAL node as defined.
9500 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9502 * pa.c (pa_init_machine_status, pa_mark_machine_status,
9503 pa_free_machine_status, hppa_init_pic_save): Delete.
9504 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
9505 (hppa_profile_hook): Use hppa_pic_save_rtx.
9506 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
9507 hppa_init_pic_save): Delete.
9508 (hppa_pic_save_rtx): Declare.
9509 * pa.md (call, call_value, sibcall, sibcall_value,
9510 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
9512 2001-07-09 Kazu Hirata <kazu@hxi.com>
9514 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
9515 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
9517 2001-07-09 Andreas Jaeger <aj@suse.de>
9519 * output.h: Add declaration of final_forward_branch_p.
9521 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
9523 * varray.c: Include errors.h for internal_error and trim_filename
9526 * Makefile.in (varray.o): Add errors.h.
9528 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
9530 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
9531 * optabs.c (have_add2_insn): Check whether the add insn chosen
9532 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
9533 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
9535 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
9537 * Makefile.in (OBJS): Add ssa-ccp.o
9538 (ssa-ccp.o): Add dependencies.
9539 * toplev.c (DFI_ssa_ccp): New dump file enum.
9540 (dump_file): Add entry for dumping after SSA CCP.
9541 (flag_ssa_ccp): New flag variable.
9542 (f_options): Add -fssa-ccp.
9543 (rest_of_compilation): Run SSA CCP if requested.
9544 * timevar.def (TV_SSA_CCP): New timevar.
9545 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
9546 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
9547 Fix minor typo in SSA DCE documentation.
9548 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
9549 Add documentation for new dump option. Renumber dump files
9552 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9554 * emit-rtl.c (gen_highpart_mode): New.
9555 * rtl.h (gen_highpart_mode): Declare.
9556 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
9557 operand can be VOIDmode constant.
9559 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
9561 * flow.c (redirect_edge_and_branch_force): New.
9562 (can_fallthru): Ensure that basic blocks are succeeding.
9563 (try_optimize_cfg): Do not delete basic block if it is the last one.
9565 * flow.c (try_redirect_by_replacing_jump): Do not remove
9566 jumps with side effects, unlink chain on fallthru edge;
9567 set block for new jump instruction; avoid basic block to
9568 over by line number note.
9570 * flow.c (try_simplify_condjump): Verify that the condjump
9571 is not always falling trought.
9574 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9576 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9577 (try_redirect_by_replacing_jump): Update properly the count
9578 and frequency information.
9580 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9582 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
9583 address that is a LO_SUM specially.
9584 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
9586 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
9588 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
9589 (operand_subword): Use them.
9590 (change_address_1): Renamed from change_address; new arg VALIDATE.
9591 * expr.h: Reflect above changes; change_address now macro.
9592 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
9594 * cselib.c (add_mem_for_addr): Likewise.
9595 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
9596 * regmove.c (try_apply_stack_adjustment): Likewise.
9597 * reload.c (push_reload, make_memloc): Likewise.
9598 * reload1.c (eliminate_regs): Likewise.
9599 * simplify-rtx.c (simplify_replace_rtx): Likewise.
9600 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
9602 * combine.c (make_extraction, simplify_shift_const): Likewise.
9603 (gen_lowpart_for_combine): Likewise.
9604 * cse.c (gen_lowpart_if_possible): Likewise.
9605 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
9606 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
9607 * optabs.c (gen_move_insn): Likewise.
9608 * reload1.c (alter_reg): Likewise.
9609 * simplify-rtx.c (simplify_subreg): Likewise.
9610 * stmt.c (expand_anon_union_decl): Likewise.
9611 * recog.c (validate_replace_rtx_1): Likewise.
9613 * Makefile.in (recog.o): Add $(EXPR_H).
9614 * explow.c (stabilize): Call replace_equiv_address.
9615 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
9616 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
9618 2001-07-03 Andrew Haley <aph@redhat.com>
9620 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
9621 the mode of the memory location.
9623 2001-07-09 Bo Thorsen <bo@suse.co.uk>
9625 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
9627 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
9629 * final.c (output_addr_const): Use target opening and
9630 closing parentheses.
9631 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
9632 defaults, add to TARGET_ASM_OUT.
9633 * target.h (struct gcc_target): Add open_paren and close_paren.
9634 * doc/md.texi: Update.
9635 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
9636 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
9637 TARGET_ASM_CLOSE_PAREN.
9638 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9640 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9642 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
9643 * config/a29k/a29k.h: Similarly.
9644 * config/alpha/alpha.h: Similarly.
9645 * config/arc/arc.h: Similarly.
9646 * config/arm/aof.h: Similarly.
9647 * config/arm/aout.h: Similarly.
9648 * config/avr/avr.h: Similarly.
9649 * config/c4x/c4x.h: Similarly.
9650 * config/clipper/clipper.h: Similarly.
9651 * config/convex/convex.h: Similarly.
9652 * config/d30v/d30v.h: Similarly.
9653 * config/dsp16xx/dsp16xx.h: Similarly.
9654 * config/elxsi/elxsi.h: Similarly.
9655 * config/fr30/fr30.h: Similarly.
9656 * config/h8300/h8300.h: Similarly.
9657 * config/i370/i370.h: Similarly.
9658 * config/i386/i386.h: Similarly.
9659 * config/i860/i860.h: Similarly.
9660 * config/i960/i960.h: Similarly.
9661 * config/ia64/ia64.h: Similarly.
9662 * config/m32r/m32r.h: Similarly.
9663 * config/m68hc11/m68hc11.h: Similarly.
9664 * config/m68k/m68k.h: Similarly.
9665 * config/m88k/m88k.h: Similarly.
9666 * config/mcore/mcore.h: Similarly.
9667 * config/mips/mips.h: Similarly.
9668 * config/mn10200/mn10200.h: Similarly.
9669 * config/mn10300/mn10300.h: Similarly.
9670 * config/ns32k/ns32k.h: Similarly.
9671 * config/pa/pa.h: Similarly.
9672 * config/pdp11/pdp11.h: Similarly.
9673 * config/pj/pj.h: Similarly.
9674 * config/romp/romp.h: Similarly.
9675 * config/rs6000/rs6000.h: Similarly.
9676 * config/sh/sh.h: Similarly.
9677 * config/sparc/sparc.h: Similarly.
9678 * config/v850/v850.h: Similarly.
9679 * config/vax/vax.h: Similarly.
9680 * config/we32k/we32k.h: Similarly.
9682 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
9684 * doc/c-tree.texi: Document representation of attributes.
9686 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9688 * doc/tm.texi: Update some places for the rename of target to
9691 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9693 * target.h (struct gcc_target): Add insert_attributes.
9694 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
9695 (TARGET_INITIALIZER): Update.
9696 * tree.c, tree.h (default_insert_attributes): New function.
9697 Update comments on other default functions to refer to targetm,
9699 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
9700 TARGET_INSERT_ATTRIBUTES.
9701 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
9702 * c-common.c (decl_attributes): Use targetm.insert_attributes.
9703 Don't use PRAGMA_INSERT_ATTRIBUTES.
9704 * Makefile.in (c-common.o): Depend on $(TARGET_H).
9705 * c-decl.c (start_decl, start_function): Don't call
9706 SET_DEFAULT_DECL_ATTRIBUTES.
9707 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9708 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
9710 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
9711 (c4x_check_attribute): Avoid modifying attribute list itself.
9712 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
9714 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
9715 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
9717 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
9718 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
9720 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9721 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
9723 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
9724 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
9725 Adjust parameters. Make static.
9727 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9729 * c-common.c (decl_attributes): Only take a single attributes
9731 * c-common.h (decl_attributes): Update prototype.
9732 * c-decl.c (start_decl, start_function): Only take a single
9733 attributes parameter. Update calls to decl_attributes.
9734 (finish_struct, finish_enum): Update calls to decl_attributes.
9735 (push_parm_decl): Expect unified list of attributes. Update call
9737 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
9738 notype_nested_function, component_declarator,
9739 component_notype_declarator, label): Update calls to
9741 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
9742 lists that are passed to push_parm_decl.
9743 * c-tree.h (start_function, start_decl): Update prototypes.
9744 * config/sh/sh-protos.h, config/sh/sh.c
9745 (sh_pragma_insert_attributes): Only take a single attributes
9747 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
9748 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
9749 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
9750 build_module_descriptor, generate_static_references,
9751 generate_strings, build_selector_translation_table,
9752 generate_descriptor_table, generate_protocols,
9753 generate_ivars_list, generate_dispatch_table,
9754 generate_protocol_list, generate_category,
9755 generate_shared_structures, really_start_method, add_objc_decls,
9756 generate_classref_translation_entry): Update calls to start_decl
9758 (build_tmp_function_decl, start_method_def): Unify attribute lists
9759 that are passed to push_parm_decl.
9761 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
9763 * final.c (no_asm_to_stream): New.
9764 (final_scan_insn): Use target structures for prologue ends
9765 and epilogue starts.
9766 * output.h (no_asm_to_stream): New.
9767 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
9768 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
9769 (TARGET_ASM_OUT): Update.
9770 * target.h (struct gcc_target): New members function_end_prologue
9771 and function_begin_epilogue.
9772 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
9773 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
9774 * config/alpha/alpha.c (output_end_prologue): Rename to
9775 alpha_output_function_end_prologue. Use in target struct
9777 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
9778 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
9779 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
9780 ia64_output_function_end_prologue. Use in target struct
9782 (ia64_function_prologue, ia64_funciton_epilogue): Rename
9783 mistyped prototypes.
9784 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
9785 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
9787 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
9788 an use in target struct, make static.
9789 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
9792 2001-07-08 Richard Henderson <rth@redhat.com>
9794 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
9796 2001-07-08 Richard Henderson <rth@redhat.com>
9798 * config/i386/i386.md: Remove constraints strings from define_split
9799 and define_peephole2 patterns.
9800 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
9801 (eh_return): Use them.
9803 2001-07-08 Richard Henderson <rth@redhat.com>
9805 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
9806 Document MD_FALLBACK_FRAME_STATE_FOR.
9808 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9810 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
9811 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
9813 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
9815 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
9817 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
9818 of the label inside NAME as opposed to just the end of NAME.
9820 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
9822 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
9823 * config/alpha/alpha.c (alpha_init_machine_status,
9824 alpha_mark_machine_status, alpha_free_machine_status): Delete.
9825 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
9826 (vms_valid_decl_attribute_p): Make static, conditionally compile.
9827 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
9829 2001-07-06 Stan Shebs <shebs@apple.com>
9831 * target.h (targetm): Rename global from "target", so as not to
9832 conflict with local variables.
9834 * c-typeck.c: Ditto.
9838 * cp/decl2.c: Ditto.
9839 * cp/typeck.c: Ditto.
9840 * 1750a/1750a.c: Ditto.
9841 * a29k/a29k.c: Ditto.
9845 * clipper/clipper.c: Ditto.
9846 * convex/convex.c: Ditto.
9847 * d30v/d30v.c: Ditto.
9848 * dsp16xx/dsp16xx.c: Ditto.
9849 * elxsi/elxsi.c: Ditto.
9850 * fr30/fr30.c: Ditto.
9851 * h8300/h8300.c: Ditto.
9852 * i370/i370.c: Ditto.
9853 * i386/i386.c: Ditto.
9854 * i860/i860.c: Ditto.
9855 * i960/i960.c: Ditto.
9856 * ia64/ia64.c: Ditto.
9857 * m32r/m32r.c: Ditto.
9858 * m68hc11/m68hc11.c: Ditto.
9859 * m68k/m68k.c: Ditto.
9860 * m88k/m88k.c: Ditto.
9861 * mips/mips.c: Ditto.
9862 * ns32k/ns32k.c: Ditto.
9864 * pdp11/pdp11.c: Ditto.
9865 * romp/romp.c: Ditto.
9866 * rs6000/rs6000.c: Ditto.
9868 * sparc/sparc.c: Ditto.
9870 * we32k/we32k.c: Ditto.
9871 * doc/tm.texi: Update the manual to match.
9873 2001-07-06 Richard Henderson <rth@redhat.com>
9875 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
9876 DWARF2_UNWIND_INFO not just whether it is defined.
9878 2001-07-06 Diego Novillo <dnovillo@redhat.com>
9880 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
9881 call to simplify_binary_operation returns a new pattern.
9883 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9885 * glimits.h (__SHRT_MAX__): New.
9886 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
9887 (SHRT_MAX): Define in terms of __SHRT_MAX__.
9889 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
9891 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
9894 2001-07-06 Richard Henderson <rth@redhat.com>
9896 * bitmap.c (bitmap_release_memory): Move adjacent to the
9897 allocation functions.
9898 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
9899 the implementation. Binary search for the set bit.
9900 (bitmap_union_of_diff): Allocate the temporary on the stack
9901 instead of using xmalloc.
9903 2001-07-06 Richard Henderson <rth@redhat.com>
9905 * genrecog.c (validate_pattern): Warn for constraints in
9906 define_{expand,split,peephole2}. Remove strict_low_part
9907 before looking up match_dup.
9909 2001-07-06 DJ Delorie <dj@redhat.com>
9911 * doc/gcc.texi (Makefile): Rename to be a more general purpose
9912 chapter about various build hints and history. Add section
9913 talking about the various types of native and cross builds.
9915 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
9917 * Makefile.in (final.o): Depend on target.h.
9918 * final.c: Include target.h.
9919 (default_function_pro_epilogue): New.
9920 (final_start_function): Use target structure for function prologues.
9921 (final_end_function): Use target structure for function epilogues.
9922 * fold-const.c (real_hex_to_f): Constify s and p.
9923 * output.h (default_function_pro_epilogue): New.
9924 * real.h (real_hex_to_f): Update prototype.
9925 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
9926 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
9927 (TARGET_INITIALIZER): Update.
9928 * target.h (gcc_target): Add struct asm_out.
9929 * doc/tm.texi: Update.
9932 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
9933 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
9934 in cpu/cpu.c, or rename old functions consistently. Take
9935 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
9936 redundant macros and prototypes. Make new functions static.
9938 * 1750a/1750a.c: Similarly.
9939 * 1750a/1750a.h: Similarly.
9940 * a29k/a29k-protos.h: Similarly.
9941 * a29k/a29k.c: Similarly.
9942 * a29k/a29k.h: Similarly.
9943 * arc/arc-protos.h: Similarly.
9944 * arc/arc.c: Similarly.
9945 * arc/arc.h: Similarly.
9946 * arm/arm-protos.h: Similarly.
9947 * arm/arm.c: Similarly.
9948 * arm/arm.h: Similarly.
9949 * avr/avr-protos.h: Similarly.
9950 * avr/avr.c: Similarly.
9951 * avr/avr.h: Similarly.
9952 * clipper/clipper-protos.h: Similarly.
9953 * clipper/clipper.c: Similarly.
9954 * clipper/clipper.h: Similarly.
9955 * convex/convex.c: Similarly.
9956 * convex/convex.h: Similarly.
9957 * d30v/d30v-protos.h: Similarly.
9958 * d30v/d30v.c: Similarly.
9959 * d30v/d30v.h: Similarly.
9960 * d30v/d30v.md: Similarly.
9961 * dsp16xx/dsp16xx-protos.h: Similarly.
9962 * dsp16xx/dsp16xx.c: Similarly.
9963 * dsp16xx/dsp16xx.h: Similarly.
9964 * elxsi/elxsi.c: Similarly.
9965 * elxsi/elxsi.h: Similarly.
9966 * fr30/fr30.c: Similarly.
9967 * fr30/fr30.md: Similarly.
9968 * h8300/h8300-protos.h: Similarly.
9969 * h8300/h8300.c: Similarly.
9970 * h8300/h8300.h: Similarly.
9971 * i370/i370-protos.h: Similarly.
9972 * i370/i370.c: Similarly.
9973 * i370/i370.h: Similarly.
9974 * i386/i386.c: Similarly.
9975 * i386/osf1elf.h: Similarly.
9976 * i386/osfrose.h: Similarly.
9977 * i860/i860-protos.h: Similarly.
9978 * i860/i860.c: Similarly.
9979 * i860/i860.h: Similarly.
9980 * i960/i960-protos.h: Similarly.
9981 * i960/i960.c: Similarly.
9982 * i960/i960.h: Similarly.
9983 * ia64/ia64-protos.h: Similarly.
9984 * ia64/ia64.c: Similarly.
9985 * ia64/ia64.h: Similarly.
9986 * m32r/m32r-protos.h: Similarly.
9987 * m32r/m32r.c: Similarly.
9988 * m32r/m32r.h: Similarly.
9989 * m68hc11/m68hc11-protos.h: Similarly.
9990 * m68hc11/m68hc11.c: Similarly.
9991 * m68hc11/m68hc11.h: Similarly.
9992 * m68k/crds.h: Similarly.
9993 * m68k/dpx2.h: Similarly.
9994 * m68k/m68k-protos.h: Similarly.
9995 * m68k/m68k.c: Similarly.
9996 * m68k/m68k.h: Similarly.
9997 * m68k/news.h: Similarly.
9998 * m88k/m88k-protos.h: Similarly.
9999 * m88k/m88k.c: Similarly.
10000 * m88k/m88k.h: Similarly.
10001 * mips/mips-protos.h: Similarly.
10002 * mips/mips.c: Similarly.
10003 * mips/mips.h: Similarly.
10004 * ns32k/merlin.h: Similarly.
10005 * ns32k/ns32k.c: Similarly.
10006 * ns32k/ns32k.h: Similarly.
10007 * ns32k/tek6000.h: Similarly.
10008 * pa/pa-protos.h: Similarly.
10009 * pa/pa.c: Similarly.
10010 * pa/pa.h: Similarly.
10011 * pdp11/2bsd.h: Similarly.
10012 * pdp11/pdp11-protos.h: Similarly.
10013 * pdp11/pdp11.c: Similarly.
10014 * pdp11/pdp11.h: Similarly.
10015 * romp/romp-protos.h: Similarly.
10016 * romp/romp.c: Similarly.
10017 * romp/romp.h: Similarly.
10018 * rs6000/rs6000-protos.h: Similarly.
10019 * rs6000/rs6000.c: Similarly.
10020 * rs6000/rs6000.h: Similarly.
10021 * rs6000/sysv4.h: Similarly.
10022 * sh/sh-protos.h: Similarly.
10023 * sh/sh.c: Similarly.
10024 * sh/sh.h: Similarly.
10025 * sparc/sparc-protos.h: Similarly.
10026 * sparc/sparc.c: Similarly.
10027 * sparc/sparc.h: Similarly.
10028 * vax/vax.c: Similarly.
10029 * vax/vax.h: Similarly.
10030 * vax/vms.h: Similarly.
10031 * we32k/we32k.c: Similarly.
10032 * we32k/we32k.h: Similarly.
10034 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
10036 * basic-block.h (first_insn_after_basic_block_note): Declare.
10037 * flow.c (first_insn_after_basic_block_note): Define. Moved
10039 * ssa.c (first_insn_after_basic_block_note): Remove.
10040 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
10042 (ssa_eliminate_dead_code): Properly update the CFG and PHI
10043 nodes when we find a dead conditional branch. Insert BARRIERs
10044 after any blocks with no successors, but which do not have
10047 2001-07-06 Zack Weinberg <zackw@stanford.edu>
10049 * varray.c (varray_check_failed): Use internal_error.
10051 2001-07-05 Andrew Haley <aph@redhat.com>
10053 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
10054 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
10055 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
10057 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
10059 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
10060 reference if the target constant is also a SYMBOL_REF.
10062 2001-07-05 Eric Christopher <echristo@redhat.com>
10064 * config/mips/mips.h (MASK_MIPS3900): Remove.
10065 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
10066 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
10067 (TARGET_MIPS3900): Change to use mips_arch.
10068 (TARGET_MIPS4000): New.
10069 (TARGET_MIPS4100): New.
10070 (TARGET_MIPS4300): New.
10071 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
10072 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
10074 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
10075 (ISA_HAS_BRANCHLIKELY): To here.
10076 (CC1_CPU_SPEC): New.
10077 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
10078 (mips_arch_string): Declare.
10079 (mips_arch): Declare.
10080 (TARGET_OPTIONS): Add -march and -mtune.
10082 * config/mips/mips.c (mips_arch_string): New.
10084 (override_options): Handle -march for codegen and -mtune
10085 for scheduling. Use mips_arch. Move tx39 target default here.
10086 (mips_parse_cpu): Move error message to override_options.
10088 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
10090 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
10092 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
10093 (MIPS Options): Ditto. Change mcpu entry to historical text.
10095 2001-07-05 H.J. Lu (hjl@gnu.org)
10097 * config/mips/mips.c (mips_parse_cpu): New function to parse
10100 2001-07-05 Jim Wilson <wilson@redhat.com>
10102 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
10103 * config/ia64/t-ia64: Likewise.
10104 (LIB1ASMFUNCS): Update comment.
10106 2001-07-05 David Edelsohn <edelsohn@gnu.org>
10108 * doc/install.texi (Install GCC: Binaries): Fix typo.
10110 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10112 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
10113 reference using the stack pointer, adjust it since we push Y
10115 ("*ashrsi3"): Likewise.
10116 ("*lshrsi3"): Likewise.
10118 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10120 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
10121 when -fomit-frame-pointer is used.
10123 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
10125 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
10126 (try_redirect_by_replacing_jump): Reverse updating properly the
10127 count and frequency information. Reverse removing cc0 setter.
10128 (forwarder_block_p): Reverse fixing for fallthru blocks.
10130 2001-07-05 DJ Delorie <dj@redhat.com>
10132 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
10133 (translate_options): If the above is defined, use it to map
10134 given options to new options.
10135 * doc/tm.texi: Document it.
10137 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
10138 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10140 * doc/invoke.texi (Optimize Options): Document that -fgcse may
10141 cause programs using computed gotos to run more slowly.
10143 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10145 * doc/install.texi (Specific): Markup, spelling and typo fixes.
10147 Consistently require binutils 2.11.2, not prereleases.
10148 (Specific, decstation-*): Canonicalize as mips-dec-*.
10149 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
10151 (Specific, m68k-altos): Removed reference to README.altos, deleted.
10152 (Specific, mips-*): Reword MIPS C compiler requirements.
10153 (Specific, powerpc*-*-*): New, mention --with-cpu once.
10154 (Specific, sunv5): Removed, obsolete.
10156 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
10158 * dwarf2out.c (output_loc_list): Use an all ones mask for
10159 .text asm output and don't rely on long long
10160 literals. Reformat some long lines.
10162 2001-07-05 Andreas Jaeger <aj@suse.de>
10164 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
10167 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10169 * dwarf2out.c (dwarf2out_define): Update comment.
10170 (dwarf2out_undef): Ditto.
10171 (dwarf2out_start_source_file): Ditto.
10172 (dwarf2out_end_source_file): Ditto.
10173 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
10174 since we never call the start/end debug hook for the primary file.
10176 2001-07-04 Kazu Hirata <kazu@hxi.com>
10178 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
10181 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10183 * cppinit.c (remove_dup_dirs): Inform if a system include
10184 directory is being reordered.
10185 * doc/invoke.texi (Directory Options): GCC warns if you hide a
10187 * doc/cpp.texi (Search Paths): Likewise.
10188 * doc/gcc.texi (Interoperation): Remove information about
10191 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10193 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
10194 (VARRAY_TOP_CHAR_PTR): Likewise.
10196 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10198 * gcc.c (process_command): Don't assign elements of a const char*.
10200 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10202 * emit-rtl.c (change_address): Don't abort if invalid address while
10203 reload is in progress.
10205 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10207 * c-lex.c (cb_file_change): Pass line number to
10208 debug_start_source_file.
10209 (cb_undefine): Pass correct line number to debug_undef.
10211 * toplev.c (debug_start_source_file): Add line number to
10212 parameters. Pass it along to dwarf2out_start_source_file.
10213 (decode_g_option): Stop resetting debug level back to normal when
10214 we change debug formats, unless the current level is
10215 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
10218 * toplev.h (debug_start_source_file): Add line number to
10221 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
10224 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
10226 Output debug_macinfo data for starting file if requested.
10227 (dwarf2out_end_source_file): Output debug_macinfo data for ending
10229 (dwarf2out_define): Output debug_macinfo data for defining a macro
10231 (dwarf2out_undef): Output debug_macinfo data for undefining a
10232 macro if requested.
10233 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
10234 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
10235 (macinfo_section_label): New. DWARF2 macro info section label.
10236 (dwarf2out_init): If we want macro info, output the start label
10238 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
10239 attribute to the compilation unit die pointing to the macro info.
10241 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10243 * dwarf2out.c (new_loc_list): Move to inside #ifdef
10244 DWARF2_DEBUGGING_INFO.
10245 (add_loc_descr_to_loc_list): Ditto.
10246 (output_loc_list): Ditto.
10247 Also, fix thinko in curr not being initialized.
10248 (gen_internal_sym): Ditto.
10250 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10252 * emit-rtl.c (replace_equiv_address): New function.
10253 * expr.h (replace_equiv_address): New declaration.
10254 * explow.c (validize_mem): Call it instead of change_address and
10255 also call if -fforce-addr and address is constant.
10256 * expr.c: Replace more calls to change_address with adjust_address
10257 and/or replace_equiv_address or to validize_mem.
10258 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
10259 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
10260 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10261 * config/i370/i370.md, config/i860/i860.md: Likewise.
10262 * config/i960/i960.md, config/mips/mips.c: Likewise.
10263 * config/mips/mips.md, config/pa/pa.md: Likewise.
10264 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
10265 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
10267 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10269 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
10271 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
10274 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
10276 * doc/include: New directory.
10277 * doc/fdl.texi: Move to doc/include/fdl.texi.
10278 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
10279 * doc/include/funding.texi, doc/include/gpl.texi: New files.
10280 * doc/gcc.texi: Use funding.texi and gpl.texi.
10281 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
10282 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
10283 Update dependencies and use -I $(docdir)/include.
10285 2001-07-04 Anthony Green <green@redhat.com>
10287 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
10289 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10291 * doc/install.texi (sparc64-*-*): Remove garbage.
10293 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
10295 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
10296 Fix typo in last change to use adjust_address.
10298 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10300 * doc/install.texi (Specific): Update information for *-*-solaris*.
10302 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10304 * explow.c (plus_constant_wide): Reinitialize Y for restart.
10306 2001-07-03 Stan Shebs <shebs@apple.com>
10308 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
10309 case for flag_no_mach_text_sections.
10310 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
10311 * config/darwin.c (flag_no_mach_text_sections): Remove.
10312 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
10314 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10316 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
10317 and avoid checking for constant as first operand.
10318 * recog.c (find_constant_term_loc): No longer static.
10319 (adj_offettable_operand): Delete.
10320 * rtl.h (adj_offsettable_operand): Delete declaration.
10321 (find_constant_term): Add declaration.
10322 * caller-save.c: Replace calls to adj_offsettable_operand with calls
10324 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
10325 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
10326 * config/i386/i386.c, config/i386/i386.md: Likewise.
10327 * config/i860/i860.c, config/i960/i960.c: Likewise.
10328 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
10329 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
10330 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
10331 * config/mips/mips.c, config/mips/mips.md: Likewise.
10332 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
10333 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
10334 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
10335 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
10336 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
10337 * config/ns32k/ns32k.md: Likewise.
10339 2001-07-03 Zack Weinberg <zackw@stanford.edu>
10341 * rtl.c (copy_rtx): Handle 'T' format letter.
10342 * gensupport.c (collect_insn_data): Likewise.
10343 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
10345 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
10347 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
10348 -B option. Use 'dir' not 'foo' as example directory name.
10350 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10352 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10353 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
10355 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10357 * doc/cppinternals.texi: Improve formatting and logical markup.
10359 2001-07-03 Andreas Jaeger <aj@suse.de>
10361 * Makefile.in (insn-recog.o): Add dependency on reload.h.
10363 * genrecog.c (write_header): Include reload.h for prototypes in
10366 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
10369 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
10370 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10371 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
10372 i386_pe_valid_type_attribute_p): Add.
10373 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
10374 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
10376 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10378 * explow.c (plus_constant_wide, case LO_SUM): New case.
10379 (plus_constant_for_output_wide): Delete.
10380 * rtl.h (plus_constant_for_output): Delete.
10381 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
10382 instead of plus_constant_for_output.
10383 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
10384 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
10385 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
10386 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
10387 * config/sparc/sparc.md: Likewise.
10388 Convert some change_address calls to adjust_address.
10390 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10392 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
10393 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
10394 documentation of -std and -Wwrite-strings.
10396 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10398 * cse.c (canon_hash): Don't register registers in very small
10399 register classes, as extending their lifetime might cause
10402 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10404 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10406 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10407 (try_redirect_by_replacing_jump): Update properly the count
10408 and frequency information.
10410 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
10412 * toplev.c (dump_file_index): Move SSA dumps just after first
10414 (dump_file): Corresponding changes.
10415 (rest_of_compilation): Move SSA path to just after the first
10417 * doc/gcc.texi (Passes): Update due to movement of SSA path.
10418 * doc/invoke.texi: Update dump file #s as they were completely
10419 out of date with reality.
10421 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10423 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
10425 * expr.c (emit_move_insn_1): Deal with non-default
10428 * expr.c (emit_single_push_insn): Fix warning.
10430 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
10432 * expr.c (emit_move_insn_1): Avoid modifying
10433 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
10435 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10437 * emit-rtl.c (adjust_address): New function.
10438 * expr.h (adjust_address): Add declaration.
10439 * builtins.c: Replace some calls to change_address with calls to it
10440 or to validize_mem.
10441 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
10442 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
10443 * config/arm/arm.c, config/convex/convex.c: Likewise.
10444 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10445 * config/i386/i386.c, config/i386/i386.md: Likewise.
10446 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
10447 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
10448 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
10449 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
10450 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
10452 2001-07-02 Jim Wilson <wilson@redhat.com>
10454 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
10456 2001-07-02 Steve Ellcey <sje@cup.hp.com>
10458 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
10459 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
10461 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10463 * cppinit.c (lang_defaults): New table.
10464 (set_lang): Just read from lang_defaults into the live options
10467 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10469 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
10470 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
10471 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
10473 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10475 * doc/install.texi: Various spelling and markup fixes.
10476 (Installing GCC): Component specific installation instructions are
10479 Warn about removing old install dir in the presence of shared libs.
10480 (Configuration): Invoke with options target to match configure
10482 Consistently refer to gas, gld pathnames.
10483 Invert --enable-multilib documentation.
10484 Remove references to old compiler versions.
10486 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10488 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
10490 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10492 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
10494 (Specific, mips*-sgi-irix5): Note IDO download.
10495 Reworded MIPS C hints.
10496 Use GNU as instead of GAS.
10498 Removed SGI Freeware reference, IRIX 6 only.
10499 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
10500 Note N64 library requirement/workaround.
10502 Complete list of structure passing bug victims.
10504 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10506 * doc/install.texi: Remove CVS Id.
10508 2001-07-02 Andreas Jaeger <aj@suse.de>
10510 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
10511 (find_inherently_necessary): Remove unused variable.
10513 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
10515 * c-common.h (TDI_inlined): New ast dump phase.
10516 (dump_flag_name): New function.
10517 * c-dump.c (dump_files): Add inlined phase.
10518 (dump_flag_name): Define.
10519 * doc/invoke.texi (-fdump-ast-inlined): Document.
10521 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10523 * stor-layout.c (layout_decl): Revert change to handling of alignment
10526 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10528 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
10531 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
10533 * doc/tm.texi (FUNCTION_ARG): Document that the last call
10536 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
10538 * tlink.c (recompile_files): Remove COMPILER_PATH and
10539 LIBRARY_PATH from the environment.
10541 2001-07-01 Zack Weinberg <zackw@stanford.edu>
10543 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
10544 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
10546 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
10548 * c-parse.in (OBJC_STRING): Kill.
10549 (objc_string): Decompose to [objc_string] '@' STRING.
10550 (reswords): Take the leading '@' off all the Objective C keywords.
10551 (objc_rid_sans_at): Kill.
10552 (init_reswords): Don't initialize it.
10553 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
10554 (_yylex): Kill reconsider label. Look ahead one token after
10555 an '@'; if we get an identifier, check whether it's an
10556 Objective C @-keyword. If so, return the keyword. Otherwise,
10557 put back the token and return the '@' as a terminal.
10559 * cpplib.c (lex_macro_node): Remove unnecessary check for
10560 leading '@' on identifier. Clarify control flow and commentary.
10562 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10564 * cse.c (new_label_ref): Variable deleted.
10565 (insert): Remove set of new_label_ref.
10566 (check_for_label_ref): New function.
10567 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
10569 See ChangeLog.5 for earlier changes.