1 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
3 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
5 * config/float/i32.h: Likewise.
6 * config/float-i386.h: Likewise.
7 * config/float-i64.h: Likewise.
8 * config/float-m68k.h: Likewise.
9 * config/float-sh.h: Likewise.
10 * config/float-sparc.h: Likewise.
12 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
14 * doc/contrib.texi: Add note about CRIS port to my entry.
16 2001-10-11 Kazu Hirata <kazu@hxi.com>
18 * basic-block.h: Fix formatting.
22 * diagnostic.h: Likewise.
25 * longlong.h: Likewise.
31 2001-10-10 Richard Henderson <rth@redhat.com>
33 * c-parse.in (asm_operand): Allow named operands.
34 * genconfig.c (max_recog_operands): Set to 29.
35 * local-alloc.c (requires_inout): Skip multiple digits.
36 * recog.c (asm_operand_ok): Likewise.
37 (preprocess_constraints): Use strtoul for matching constraints.
38 (constrain_operands): Likewise.
39 * regmove.c (find_matches): Likewise.
40 * reload.c (find_reloads): Likewise.
41 * stmt.c (parse_output_constraint): Don't reject in-out
42 constraint on operands > 9. Reject '[' in constraint.
43 (expand_asm_operands): Handle named operands. Use strtoul
44 for matching constraints.
45 (check_operand_nalternatives): Split out from expand_asm_operands.
46 (check_unique_operand_names): New.
47 (resolve_operand_names, resolve_operand_name_1): New.
49 * doc/extend.texi (Extended Asm): Document named operands.
50 * doc/md.texi (Simple Constraints): Document matching constraints
53 2001-10-10 Richard Henderson <rth@redhat.com>
55 * combine.c (try_combine): Handle a SEQUENCE of one insn.
57 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
58 (jcc splitters): Add two splitters to simplify compound compares
59 that simplify_comparison can't handle.
61 2001-10-10 Richard Henderson <rth@redhat.com>
63 * langhooks.c: Include langhooks.h.
64 * Makefile.in (langhooks.o): Depend on it.
66 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
68 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
69 should not be considered as a no-op.
70 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
72 2001-10-10 Stan Shebs <shebs@apple.com>
74 * alias.c: Remove uses of "register" specifier in declarations
75 of arguments and local variables.
80 * c-semantics.c: Ditto.
82 * caller-save.c: Ditto.
103 * fix-header.c: Ditto.
106 * fold-const.c: Ditto.
110 * gen-protos.c: Ditto.
111 * genattrtab.c: Ditto.
113 * genconfig.c: Ditto.
115 * genextract.c: Ditto.
117 * gengenrtl.c: Ditto.
118 * genoutput.c: Ditto.
121 * gensupport.c: Ditto.
125 * haifa-sched.c: Ditto.
126 * hard-reg-set.h: Ditto.
128 * integrate.c: Ditto.
131 * local-alloc.c: Ditto.
133 * mips-tdump.c: Ditto.
134 * mips-tfile.c: Ditto.
137 * print-rtl.c: Ditto.
141 * reg-stack.c: Ditto.
151 * sched-deps.c: Ditto.
152 * sched-rgn.c: Ditto.
154 * simplify-rtx.c: Ditto.
156 * stor-layout.c: Ditto.
165 2001-10-10 Richard Henderson <rth@redhat.com>
167 * rtl.h (can_reverse_comparison_p): Remove.
169 2001-10-10 Christopher Faylor <cgf@redhat.com>
171 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
174 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
176 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
177 (Thanks to Chris Faylor for suggesting macro name).
178 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
180 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
181 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
182 (MATH_LIBRARY): Undef before definition.
183 (OUTPUT_QUOTED_STRING): Likewise.
184 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
186 2001-10-10 Richard Henderson <rth@redhat.com>
188 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
189 (fde_unencoded_compare): Likewise. Don't use subtraction to get
190 a tristate comparison value.
191 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
193 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
196 * unroll.c (loop_iterations): Ignore insns generated by loop
199 * config.gcc (mips*-*-gnu*): Delete support.
200 * config/mips/gnu.h: Remove.
202 2001-10-10 Kazu Hirata <kazu@hxi.com>
204 * calls.c: Fix formatting.
205 * c-decl.c: Likewise.
206 * cfgcleanup.c: Likewise.
207 * combine.c: Likewise.
208 * cppfiles.c: Likewise.
209 * cpplib.c: Likewise.
210 * cppmacro.c: Likewise.
211 * crtstuff.c: Likewise.
213 * dwarf2out.c: Likewise.
214 * expmed.c: Likewise.
216 * fold-const.c: Likewise.
217 * function.c: Likewise.
219 * genattrtab.c: Likewise.
220 * ggc-page.c: Likewise.
221 * integrate.c: Likewise.
222 * libgcc2.c: Likewise.
224 * optabs.c: Likewise.
225 * profile.c: Likewise.
226 * protoize.c: Likewise.
229 * reload1.c: Likewise.
230 * reload.c: Likewise.
232 * resource.c: Likewise.
233 * sched-rgn.c: Likewise.
234 * sdbout.c: Likewise.
236 * toplev.c: Likewise.
237 * varasm.c: Likewise.
239 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
241 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
242 * Makefile.in (langhooks.o): Add dependencies.
244 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
246 * rs6000.c (rs6000_emit_load_toc_table): Don't
247 strdup the toc label.
248 (create_TOC_reference): Likewise.
250 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
252 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
255 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
257 * config/i386/i386.c (ix86_attribute_table): Correct
258 min_len, max_len fields for dllimport, dllexport and shared.
260 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
262 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
263 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
264 Consistently use "nonzero" instead of "non-zero".
266 2001-10-09 Kazu Hirata <kazu@hxi.com>
268 * acconfig.h: Fix comment formatting.
269 * c-dump.h: Likewise.
270 * c-tree.h: Likewise.
271 * conditions.h: Likewise.
273 * function.h: Likewise.
276 * integrate.h: Likewise.
279 * optabs.h: Likewise.
281 2001-10-09 Kazu Hirata <kazu@hxi.com>
283 * c-common.h: Fix comment formatting.
284 * c-dump.c: Likewise.
286 * diagnostic.h: Likewise.
287 * except.c: Likewise.
289 * gcov-io.h: Likewise.
290 * genattrtab.c: Likewise.
291 * output.h: Likewise.
292 * predict.h: Likewise.
293 * reload1.c: Likewise.
294 * reload.h: Likewise.
295 * resource.h: Likewise.
297 * system.h: Likewise.
299 * tree-inline.c: Likewise.
300 * tsystem.h: Likewise.
301 * varasm.c: Likewise.
302 * xcoffout.h: Likewise.
304 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
306 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
308 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
310 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
311 config/i386/i386elf.h, config/i386/netbsd-elf.h,
312 config/i386/netware.h, config/mcore/gfloat.h,
313 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
314 config/netware.h, gccbug.in: Update FSF address.
316 2001-10-09 Kazu Hirata <kazu@hxi.com>
318 * c-common.c: Fix comment typos.
319 * cfgrtl.c: Likewise.
320 * collect2.c: Likewise.
321 * cpplex.c: Likewise.
322 * doloop.c: Likewise.
323 * dwarf2out.c: Likewise.
324 * dwarfout.c: Likewise.
326 * fold-const.c: Likewise.
330 * global.c: Likewise.
333 * optabs.c: Likewise.
334 * protoize.c: Likewise.
335 * regclass.c: Likewise.
340 * doc/cpp.texi: Likewise.
341 * doc/c-tree.texi: Likewise.
342 * doc/extend.texi: Likewise.
343 * doc/invoke.texi: Likewise.
344 * doc/objc.texi: Likewise.
345 * doc/tm.texi: Likewise.
347 2001-10-08 Richard Henderson <rth@redhat.com>
349 * varasm.c (set_named_section_flags): Initialize "declared".
351 2001-10-08 Robert Lipe <robertlipe@usa.net>
353 * varasm.c (struct in_named_entry): Add declared.
354 (named_section_first_declaration): New function.
355 (default_elf_asm_named_section): Use it.
356 * output.h (named_section_first_declaration): New.
358 2001-10-08 Richard Henderson <rth@redhat.com>
360 * i386.md (movsi_xor): Export.
361 (setcc peep2): Use it when available; add an alternative to
362 match zero_extendhisi2_and.
364 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
366 * romp-protos.h (romp_initialize_trampoline): New function.
367 * romp.c (romp_initialize_trampoline): Likewise.
368 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
369 romp_initialize_trampoline.
371 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
373 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
374 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
375 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
376 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
378 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
380 * unroll.c (loop_iterations): Extend check for multiple back edges.
382 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
384 * langhooks.h: New file.
385 * Makefile.in (OBJS): Added langhooks.o.
386 (c-lang.o): Depend on langhooks.h.
387 (c-common.o): Don't depend on tree-inline.h.
388 (tree-inline.o): Depend on toplev.h.
389 (langhooks.o): New rule.
390 * c-common.c: Don't include tree-inline.h.
391 (c_mark_lang_decl): Mark argument c as unused.
392 (c_common_lang_init): Don't initialize hooks here.
393 * c-lang.c: Include langhooks.h, then override some macros.
394 (lang_hooks): Initialize with macros in langhooks.h.
395 (c_init): Don't initialize hooks here.
396 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
397 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
398 * tree-inline.c: Include toplev.h. Don't define hook variables.
399 * tree-inline.h: Don't define hook types nor declare hook
400 variables. Move macros to...
401 * langhooks.c: ... new file, as functions. Adjust all callers.
403 2001-10-08 Jeffrey A Law <law@cygnus.com>
405 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
406 purge_mem_unchanging_flag on all instructions, not just on those
407 before NOTE_INSN_FUNCTION_BEG.
409 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
411 * cppmacro.c (_cpp_create_definition): Leave comments off.
413 * doc/cpp.texi: Update.
415 2001-10-08 DJ Delorie <dj@redhat.com>
417 * c-decl.c (grokfield): Make sure the only unnamed fields
418 we're allowing are either structs or unions.
419 * doc/extend.texi: Add documentation for the unnamed field
422 2001-10-08 Zack Weinberg <zack@codesourcery.com>
424 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
425 * configure.in: Use it.
426 * configure: Regenerated.
427 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
428 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
430 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
432 * cppfiles.c (open_file): Don't mark zero-length files
433 never-reread here. Don't output diagnostics here either.
434 (stack_include_file): Mark them never-reread here.
435 (_cpp_read_file): Update.
437 2001-10-08 Richard Henderson <rth@redhat.com>
439 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
441 2001-10-08 Richard Henderson <rth@redhat.com>
443 * expr.c (store_expr): When converting a CONST_INT for storage
444 in a SUBREG, convert it to both SUBREG modes before stripping
447 2001-10-08 Richard Henderson <rth@redhat.com>
449 * varasm.c (restore_varasm_status): New.
450 * function.h: Declare it.
451 * function.c (pop_function_context_from): Call it.
453 2001-10-08 Richard Henderson <rth@redhat.com>
455 * c-common.h (struct c_lang_decl): Add declared_inline.
456 * c-tree.h (DECL_DECLARED_INLINE_P): New.
457 * c-lang.c (c_disregard_inline_limits): Use it.
458 * c-decl.c (duplicate_decls): Likewise.
459 (pushdecl, redeclaration_error_message): Likewise.
460 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
461 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
462 Set DECL_INLINE if -finline-functions.
463 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
465 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
467 * cppmacro.c (funlike_invocation_p): Move some logic to caller
468 in enter_macro_context. Create a padding token in its own context
469 if necessary when the search for '(' fails.
470 (enter_macro_context): Update.
472 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
474 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
475 genmultilib, toplev.c: Fix spelling errors of "separate" as
476 "seperate", and corresponding spelling errors of related words.
478 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
480 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
481 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
483 * c-dump.c (dump_option_value_info): Likewise.
484 * c-format.c (format_length_info, format_char_info,
485 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
486 * collect2.c (names): Likewise.
487 * cppdefault.h (default_include): Likewise.
488 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
489 * flow.c (life_analysis): Likewise.
490 * gcc.c (dir_separator_str, modify_target, option_map,
491 target_option_translations, spec_list_1, extra_specs_1,
492 init_spec): Likewise.
493 * gcov.c (gcov_version_string): Likewise.
494 * genattr.c (write_units): Likewise.
495 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
496 * gengenrtl.c (rtx_definition, defs): Likewise.
497 * genrecog.c (pred_table): Likewise.
498 * global.c (global_alloc): Likewise.
499 * lcm.c (optimize_mode_switching): Likewise.
500 * local-alloc.c (find_free_reg): Likewise.
501 * params.h (param_info): Likewise.
502 * predict.c (predictor_info): Likewise.
503 * protoize.c (unexpansion_struct): Likewise.
504 * real.c (bmask): Likewise.
505 * recog.h (insn_operand_data, insn_data): Likewise.
506 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
507 * stmt.c (expand_nl_goto_receiver): Likewise.
508 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
509 target_switches, target_options): Likewise.
510 * tradcif.y (token, tokentab2, yylex): Likewise.
511 * tree.h (attribute_spec): Likewise.
513 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
515 * arc.c (arc_output_function_epilogue): Likewise.
516 * arm.c (processors, all_cores, all_architectures,
517 arm_override_options, isr_attribute_arg, isr_attribute_args,
518 arm_isr_value): Likewise.
519 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
521 * c4x.c (c4x_int_reglist): Likewise.
522 * d30v.c (override_options): Likewise.
523 * h8300.c (shift_insn): Likewise.
524 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
525 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
526 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
527 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
528 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
529 * i386.h (processor_costs, ix86_cost): Likewise.
530 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
531 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
532 * m68k.c (codes_68881, codes_FPA): Likewise.
533 * m88k.c (mode_from_align, max_from_align, all_from_align,
534 best_from_align, m_options): Likewise.
535 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
536 * mcore.c (mode_from_align): Likewise.
537 * mips/elf64.h (UNIQUE_SECTION): Likewise.
538 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
539 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
540 * mips.h (mips_regno_to_class): Likewise.
541 * ns32k.c (scales): Likewise.
542 * pa.c (import_string, magic_milli): Likewise.
543 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
544 * sparc.c (leaf_reg_remap, sparc_override_options,
545 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
547 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
549 2001-10-07 Dale Johannesen <dalej@apple.com>
551 * reload1.c (reload_reg_free_p): Teach register interference
552 checking that multiple output reloads are emitted in
554 reload1.c (reload_reg_reaches_end_p): Ditto.
555 reload1.c (reloads_conflict): Ditto.
557 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
559 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
560 NULL_TREE inside @code.
562 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
564 * doc/gcc.texi: Document consistent style of "32-bit",
565 "Objective-C", and "@code{NULL}".
567 2001-10-06 Zack Weinberg <zack@codesourcery.com>
569 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
570 (cpp_token_len, cpp_spell_token, cpp_output_token,
571 _cpp_equiv_tokens): Handle it.
572 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
573 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
574 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
577 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
579 * gcc.c (default_compilers): Remove .ada.
581 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
583 * doc/cppinternals.texi: Update.
585 2001-10-06 Zack Weinberg <zack@codesourcery.com>
587 * gcc.c (main): Set this_file_error if the appropriate
588 compiler for a language has not been installed.
590 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
592 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
594 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
596 * gccbug.in (CATEGORIES): Add ada.
598 2001-10-05 Catherine Moore <clm@redhat.com>
600 * config/stormy16/stormy-abi: Document abi changes.
601 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
602 (ICALL_REGS): New register class.
603 (NUM_ARGUMENT_REGISTERS): Now 6.
604 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
606 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
607 * config/stormy16.md (call_internal, call_value_internal,
608 indirect_jump): Use new 'z' constraint.
610 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
612 * doc/cppinternals.texi: Update.
614 2001-10-05 Richard Henderson <rth@redhat.com>
616 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
617 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
618 the gas section-name-as-label feature.
620 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
622 * doc/cppinternals.texi: Update.
624 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
626 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
627 to ensure valid SImode constants.
629 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
631 * Makefile.in (c-decl.o): Depend on tree-inline.h.
632 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
633 * c-decl.c: Include tree-inline.h.
634 (c_expand_body): Call optimize_inline_calls. Determine whether
635 a function is inlinable upfront, and only clear
636 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
637 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
638 (c_disregard_inline_limits): New function.
639 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
640 (c_post_options): Enable tree inlining if inlining is enabled.
641 Don't inline trees when instrumenting functions.
642 (c_init): Initialize lang_disregard_inline_limits and
643 lang_cannot_inline_tree_fn.
644 * tree-inline.c (initialize_inlined_parameters): Handle calls
645 with fewer arguments than declared parameters, and fewer
646 parameters than passed arguments. Don't assume value is a
648 (declare_return_variable): Convert return value back to the
649 original type, if it was promoted.
650 (tree_inlinable_function_p): New function.
651 (inlinable_function_p): Don't look at DECL_INLINE if we're
652 inlining all functions. Make it work with a NULL id.
653 Re-check DECL_UNINLINABLE after language-specific checks.
654 * tree-inline.h (tree_inlinable_function_p): Declare it.
655 * integrate.c (save_for_inline): Don't bother to prepare argvec
657 * cse.c (check_for_label_ref): Don't check deleted labels.
659 * Makefile.in (tree-inline.o): Depend on newly-included headers.
660 * tree-inline.c: Include headers needed for the functions moved in.
661 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
662 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
663 (copy_body, initialize_inlined_parameters): Likewise.
664 (declare_return_variable, inlinable_function_p): Likewise.
665 (expand_call_inline, expand_calls_inline): Likewise.
666 (optimize_inline_calls, clone_body): Likewise.
667 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
668 (copy_tree_r, remap_save_expr): Likewise.
670 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
672 * Makefile.in (OBJS): Added tree-inline.o.
673 (c-common.o): Depend on tree-inline.h.
674 (tree-inline.o): New target.
675 * c-common.c: Include tree-inline.h.
676 (c_mark_lang_decl): Don't mark saved_tree.
677 (c_common_lang_init): Set lang_anon_aggr_type_p.
678 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
679 (struct c_lang_decl): Moved saved_tree to tree_decl.
680 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
681 * integrate.h (function_attribute_inlinable_p): Declare it.
682 * integrate.c (function_attribute_inlinable_p): Export it.
683 * tree-inline.c: New file. Define variables declared in...
684 * tree-inline.h: New file. Declare functions to be moved to
685 tree-inline.c. Define macros and declare types and hooks for
686 language-specific tree inlining.
687 (flag_inline_trees): Moved definition from cp/decl2.c.
688 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
689 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
690 (struct tree_decl): Moved saved_tree from c_lang_decl and
691 inlined_fns from C++'s lang_decl.
693 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
695 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
696 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
698 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
700 * doc/cppinternals.texi: Update.
702 2001-10-04 Eric Christopher <echristo@redhat.com>
704 * config/mips/mips.c (init_cumulative_args): Remember to set
706 * config.gcc: Redo linux configuration. Add target_cpu_default
707 of soft-float to all mipsisa32 combinations and tx39.
708 * config/mips/linux.h: Remove include of mips.h.
710 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
712 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
713 HOST_LDFLAGS and HOST_CPPFLAGS.
715 2001-10-03 Ziemowit Laski <zlaski@apple.com>
717 * c-parse.in (objc_inherit_code, objc_pq_context,
718 objc_public_flag): Make static.
719 (objc_interface_context, objc_implementation_context,
720 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
721 global tree array in objc/objc-act.[ch].
722 (methoddef): Remove unnecessary code.
724 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
725 Hoist struct definitions to objc-act.h.
726 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
727 cat_count): Place declaration in objc-act.h.
728 (objc_tree_index): Move enumeration to objc-act.h.
729 (objc_global_trees): Place declaration and macro accessors in
731 (implementation_context): Remove duplicate; use
732 objc_implementation_context instead:
733 (method_context): Remove duplicate; use objc_method_context
735 (objc_ellipsis_node, objc_method_prototype_template,
736 implemented_classes, function_type): Move global vars to
738 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
739 (build_message_expr): Move actual construction of ObjC message
740 send nodes to finish_message_expr.
741 (finish_message_expr): New routine, contains code formerly in
743 * objc/objc-act.h (finish_message_expr): New prototype.
744 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
745 declarations; these vars are now part of objc_global_trees.
746 (objc_tree_index, objc_global_trees): Move definitions from
748 * objc/objc-tree.def: Update copyright info.
750 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
752 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
754 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
755 only if TARGET_ARCH64.
757 2001-10-02 Bernd Schmidt <bernds@redhat.com>
759 * doc/extend.texi: Fix some problems with previous checkin.
760 * doc/invoke.texi: Likewise.
762 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
764 * cpphash.h: Update comments.
765 (cpp_context): Update.
766 (spec_nodes): Remove n__Pragma.
767 * cppinit.c (cpp_create_reader): Update.
768 (builtin_array): Add _Pragma.
769 * cpplib.h: Update comments.
770 (NODE_DISABLED, BT_PRAGMA): New.
771 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
772 * cppmacro.c (struct cpp_macro): Remove disabled.
773 (builtin_macro): Return int, handle _Pragma, push the new token
774 on the context stack.
775 (funlike_invocation_p): Unconstify, update.
776 (enter_macro_context): Handle builtins here.
777 (replace_args, push_token_context, push_ptoken_context):
778 Update for prototype changes.
779 (_cpp_pop_context): Update.
780 (cpp_get_token): Don't handle buitins, nor _Pragma here.
781 (cpp_sys_macro_p): Update.
782 (_cpp_free_definition): Clear disabled flag.
783 (_cpp_create_definition): Upate.
784 * cppmain.c: Update comments.
786 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
787 Andreas Jaeger <aj@suse.de>,
788 Jan Hubicka <jh@suse.cz>
790 * doc/invoke.texi (i386 Options): Document x86-64 options.
791 (i386 and x86-64 Options): Rename i386 options section.
793 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
794 (TARGET_SWITCHES): Add -munwind-info.
795 (MASK_NO_UNWIND_INFO): New.
796 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
798 (ASM_OUTPUT_DOUBLE_INT): New.
800 * config/i386/linux64.h: New spec file for Linux x86-64 support.
801 * config.gcc: Fix tm_file settings for x86-64.
802 * config/i386/x86-64.h: New file with OS independent x86-64
804 * config/i386/biarch64.h: New file used to configure compiler
805 to biarch/64bit compilation.
807 * config/i386/i386.c: (override_options): Set flags default
808 for 64bit compilation.
810 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
812 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
813 (ix86_expand_int_movcc): Optimize DImode conditional moves with
815 (ix86_attr_length_immediate_default): Support MODE_DI.
816 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
818 (indirect_jump, tablejump): Turn into expander.
820 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
822 * c-common.c (c_format_attribute_table): Make format and
823 format_arg attributes apply to function types rather than to
825 (is_valid_printf_arglist): Construct an attribute list and pass
826 that to check_function_format rather than a name.
827 * c-common.h (check_function_format): Adjust prototype.
828 * c-decl.c (duplicate_decls): Preserve attributes from type of
829 built-in decl when allowing for harmless conflict in types.
830 * c-format.c (record_function_format,
831 record_international_format, function_format_list,
832 international_format_info, international_format_list): Remove.
833 (function_format_info): Remove next, name and assembler_name.
834 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
835 (decode_format_attr): New.
836 (handle_format_attribute): Handle receiving a type rather than a
837 decl. Call decode_format_attr. Store format information in a
838 function_format_info.
839 (handle_format_arg_attribute): Correct comment. Handle receiving
840 a type rather than a decl. Use unsigned HOST_WIDE_INT for
842 (check_format_info_recurse, check_format_info_main): Take argument
843 numbers as unsigned HOST_WIDE_INT.
844 (check_function_format): Take a list of attributes from the
845 function type rather than a name or assembler name. Check for
846 format attributes in that list and the attributes on the type of
847 the current function rather than looking through
848 function_format_list.
849 (check_format_info): Use unsigned HOST_WIDE_INT for argument
851 (check_format_info_recurse): Take format_arg attributes from the
852 type of the function calls rather than using
853 international_format_list. Allow for multiple format_arg
855 * c-typeck.c (build_function_call): Pass type attributes to
856 check_function_format rather than name or assembler name. Don't
857 require there to be a name or assembler name to check formats.
859 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
861 * attribs.c (decl_attributes): Possibly call
862 insert_default_attributes to insert default attributes on
863 functions in a lazy manner.
864 * builtin-attrs.def: New file; define the default format and
865 format_arg attributes.
866 * c-common.c (c_format_attribute_table): Move to earlier in the
868 (c_common_nodes_and_builtins): Initialize format_attribute_table.
869 (enum built_in_attribute, built_in_attributes,
870 c_attrs_initialized, c_init_attributes,
871 c_common_insert_default_attributes): New.
872 (c_common_lang_init): Don't initialize format_attribute_table. Do
873 call c_init_attributes.
874 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
875 * c-common.h (init_function_format_info): Don't declare.
876 (c_common_insert_default_attributes): Declare.
877 * c-decl.c (implicitly_declare, builtin_function): Call
879 (init_decl_processing): Don't call init_function_format_info.
880 (insert_default_attributes): New.
881 * c-format.c (handle_format_attribute,
882 handle_format_arg_attribute): Be quiet about inappropriate
883 declaration when applying default attributes.
884 (init_function_format_info): Remove.
885 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
886 (insert_default_attributes): Declare.
888 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
890 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
892 2001-10-01 Jim Wilson <wilson@redhat.com>
894 * sched-deps.c (add_dependence): When elide conditional dependence,
895 check that insn doesn't modify cond2.
897 2001-10-01 Dale Johannesen <dalej@apple.com>
899 * config/rs6000/rs6000.h (enum processor_type): Add support
900 for 7400 (G4) and 7450.
902 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
903 (rs6000_issue_rate): Ditto.
904 (rs6000_adjust_cost): Fix cycle counts for compares.
905 (debug_stack_info): Fix an obvious typo.
906 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
907 * doc/invoke.texi: Document.
908 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
910 (PROCESSOR_DEFAULT): Ditto.
912 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
914 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
915 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
916 later recursive make invocation.
918 2001-10-01 Hans Boehm <boehm@acm.org>
920 * optabs.c (emit_libcall_block): When using non-call exceptions,
921 don't add REG_LIBCALL reg notes to trapping calls.
923 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
925 * flow.c (propagate_block_delete_libcall): Remove unused first arg
926 (propagate_one_insn): Update for above change
928 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
930 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
931 _Unwind_GetTextRelBase): Argument is unused.
933 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
935 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
936 Loop through NOPs, placeholders, and components.
937 Don't go through NOPs if change mode.
938 (record_alias_subset): Do nothing if SUBSET and SET are the same.
939 * emit-rtl.c (set_mem_alias_set): Enable check.
940 * expr.c (find_placeholder): New function.
941 (expand_expr, case PLACEHOLDER_EXPR): Use it.
942 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
943 to modify it and avoid unneeded copies.
944 * expr.h (expand_expr): Always define.
945 (find_placeholder): New declaration.
947 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
949 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
950 operand 2 is the stack pointer.
951 ("addr-peephole"): Fix address computation peephole when operand 2
952 is the stack pointer.
954 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
956 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
957 (ix86_setup_incoming_varargs): Likewise.
959 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
961 * stor-layout.c (layout_type): Don't complain about too-large
964 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
966 * function.c (keep_stack_depressed): Don't use delete_insn.
968 * expr.h (set_mem_alias_set): Move decl to here.
969 * rtl.h (mem_attrs): New typedef and struct.
970 (union rtunion_def): Add field for mem_attrs.
971 (X0MEMATTR, MEM_ATTRS): New macros.
972 (MEM_ALIAS_SET): Use MEM_ATTRS.
973 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
974 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
975 (set_mem_alias_set): Delete decl from here.
977 * alias.c (set_mem_alias_set): Delete from here.
978 * emit-rtl.c (mem_attrs_htab): New variable.
979 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
980 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
981 (mem_attrs_mark, get_mem_attrs): Likewise.
982 (gen_rtx_MEM): Clear MEM_ATTRS.
983 (set_mem_attributes): Move to here.
984 (set_mem_alias_set): Likewise, and call get_mem_attrs.
985 (init_emit_once): const_int_htab now deletable htab.
986 Initialize mem_attrs_htab.
987 * explow.c (set_mem_attributes): Delete from here.
988 * function.c (put_var_into_stack): Clear MEM_ATTRS.
989 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
990 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
991 * reload1.c (reload): Rework changing REG to MEM.
993 2001-09-30 H.J. Lu <hjl@gnu.org>
995 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
996 * config.in: Rebuild.
998 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1000 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
1001 ("tsthi_1"): Avoid allocation in register y.
1002 ("*movqi_68hc12"): Reorganize and fix constraints.
1003 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
1004 ("addqi3"): Likewise.
1005 ("addhi3"): Fix constraints.
1006 ("*logicalhi3_zexthi"): Disparage soft registers.
1008 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1010 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
1013 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1015 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
1016 that we use setjmp/longjmp exceptions.
1018 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
1020 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
1021 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
1022 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
1023 _cpp_pool_alloc, _cpp_next_chunk): Remove.
1024 (_cpp_extend_buff, BUFF_ROOM): Update.
1025 (_cpp_append_extend_buff): New.
1026 (struct cpp_reader): Remove macro_pool, add a_buff.
1027 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
1029 (cpp_destroy): Free a_buff instead of macro_pool.
1030 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
1031 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
1032 _cpp_pool_alloc, ): Remove.
1033 (parse_number, parse_string): Update use of _cpp_extend_buff.
1034 (_cpp_extend_buff): Update.
1035 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
1036 * cpplib.c (glue_header_name, parse_answer):
1037 Update use of _cpp_extend_buff.
1038 (cpp_register_pragma, cpp_register_pragma_space): Use
1040 (do_assert, do_unassert): Check for EOL, update.
1041 * cppmacro.c (stringify_arg, collect_args): Update to use
1042 _cpp_extend_buff and _cpp_append_extend_buff.
1043 (save_parameter, parse_params, alloc_expansion_token,
1044 _cpp_create_definition): Rework memory management.
1046 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
1048 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
1049 update md_exec_prefix.
1050 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
1053 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
1055 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
1056 (SELECT_CC_MODE): Use s390_select_ccmode.
1057 * config/s390/s390-protos.h (s390_select_ccmode): Add.
1058 * config/s390/s390.c (s390_select_ccmode): New.
1059 (s390_match_ccmode): Add CCLmode.
1060 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
1061 (output_branch_condition, output_inverse_branch_condition): Removed.
1062 (print_operand): Use s390_branch_condition_mnemonic.
1063 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
1064 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
1065 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
1067 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
1068 when converting conditional branches to far branches.
1069 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
1070 cmpint_di): Use CCSmode instead of CCUmode.
1072 * config/s390/s390.c (legitimate_la_operand_p): New.
1073 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
1074 * config/s390/s390.md (movsi): Convert load address patterns to
1075 arithmetic operations when necessary.
1076 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
1077 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
1078 (*do_la_reg_0): Don't use before reload.
1080 * config/s390/s390.c (legitimize_address): Make more efficient
1081 use of two-register addressing mode.
1083 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
1084 with -mno-backchain in some corner cases.
1086 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
1088 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
1090 * reload.c (find_reloads): Mark new USE insns with QImode.
1091 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
1092 find_reloads_subreg_address): Likewise.
1093 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
1095 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
1097 (reload): Make sure there are no USEs with mode other than
1098 VOIDmode. At the end, remove those marked with QImode.
1100 2001-09-29 Per Bothner <per@bothner.com>
1102 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
1103 * Makefile.in (includedir): Rename to local_includedir.
1104 (includedir): Define as $(prefix)/include.
1105 * config.in (PREFIX_INCLUDE_DIR): New variable.
1106 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
1108 2001-09-29 Bernd Schmidt <bernds@redhat.com>
1110 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
1112 * doc/extend.texi (Vector Extensions): New node.
1113 * doc/invoke.texi (Machine Dependent Options): Add documentation for
1114 i386 -mmmx, -msse, -m3dnow.
1116 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1118 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
1120 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
1122 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
1124 * doc/invoke.texi (Optimize Options): Delete spurious @table.
1126 2001-09-28 Richard Henderson <rth@redhat.com>
1128 * varasm.c (assemble_integer): Bound alignment check by
1131 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
1133 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1135 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1137 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1139 Mostly from Graham Stott <grahams@redhat.com>
1140 * c-common.c (type_for_mode): Add support for V2SFmode.
1141 * tree.c (build_common_tree_nodes_2): Likewise.
1142 * tree.h (enum tree_index, global_trees): Likewise.
1143 * config/i386/i386.c (x86_3dnow_a): New variable.
1144 (override_options): Support 3Dnow extensions.
1145 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
1146 Athlon's version of 3Dnow.
1147 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
1148 (ix86_expand_builtin): Handle them.
1149 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
1150 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
1151 TARGET_3DNOW_A): New macros.
1152 (TARGET_SWITCHES): Add 3Dnow switches.
1153 (VALID_MMX_REG_MODE_3DNOW): New macro.
1154 (VECTOR_MODE_SUPPORTED_P): Use it.
1155 (enum ix86_builtins): Add entries for 3Dnow builtins.
1156 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
1157 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
1158 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
1159 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
1160 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
1161 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
1162 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
1163 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
1164 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
1165 sfence_insn, prefetch): Make these available if TARGET_SSE or
1168 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1170 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
1171 ix86_va_start, ix86_build_va_list): Declare.
1172 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
1173 ix86_va_start, ix86_build_va_list): New global functions.
1174 * i386.md (sse_prologue_save_insn): New insn.
1175 (sse_prologue_save): New expander.
1176 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
1177 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
1179 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1181 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
1182 Use size_t everywhere, make definitions consistent with
1185 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1187 * gcse.c (replace_store_insn): Use delete_insn.
1188 * loop.c (move_movables): Likewise; avoid delete_insn
1189 from clobbering notes moved elsewhere.
1190 (check_dbra_loop): Use delete_insn.
1191 * ssa.c (convert_from_ssa): Likewise.
1192 * cse.c (cse_insn): Use delete_insn.
1194 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1196 * cpphash.h (struct cpp_buff): Make unsigned.
1197 (_cpp_get_buff): Take length of size_t.
1198 (_cpp_unaligned_alloc): New.
1199 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
1200 (struct cpp_reader): Remove ident_pool. Add u_buff.
1201 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
1202 (cpp_destroy): Destroy u_buff, not ident_pool.
1203 * cpplex.c (parse_number, parse_string, save_comment,
1204 cpp_token_as_text): Update to use the unaligned buffer.
1205 (new_buff): Make unsigned.
1206 (_cpp_unaligned_alloc): New.
1207 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
1208 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
1210 (collect_args): Make unsigned.
1212 2001-09-27 Zack Weinberg <zack@codesourcery.com>
1214 * cpplex.c (cpp_output_token): Use a putc loop for
1215 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
1217 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
1218 * configure, config.in: Regenerate.
1219 * system.h: Replace fwrite and fprintf with their unlocked
1220 variants if available.
1222 2001-09-27 Richard Henderson <rth@redhat.com>
1224 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
1225 in favour of .eh_frame.
1227 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
1229 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
1231 (LIBCALL_VALUE): Likewise.
1233 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1235 * cpphash.h: Update comment.
1236 * cpplex.c: Update comments.
1237 (_cpp_can_paste): Remove.
1238 * cpplib.h (_cpp_can_paste): Remove.
1239 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
1240 lexer rather than _cpp_can_paste.
1242 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1244 * doc/cppinternals.texi: Update.
1246 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1248 * cpphash.h (struct cpp_pool): Remove locks and locked.
1249 (struct cpp_context): Add member buff.
1250 (struct cpp_reader): Remove member argument_pool.
1251 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1252 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
1253 * cpplex.c (chunk_suitable): Remove pool argument.
1254 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
1255 (new_buff, _cpp_extend_buff): Update.
1256 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
1257 which buffer is returned.
1258 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
1259 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1260 * cppmacro.c (lock_pools, unlock_pools): Remove.
1261 (push_ptoken_context): Take a _cpp_buff.
1262 (enter_macro_context): Pool locking removed.
1263 (replace_args): Use a _cpp_buff for the replacement list with
1265 (push_token_context): Clear buff.
1266 (expand_arg): Use _cpp_pop_context.
1267 (_cpp_pop_context): Free a context's buffer, if any.
1269 2001-09-26 DJ Delorie <dj@redhat.com>
1271 * c-typeck.c (digest_init): Check for sizeless arrays.
1273 2001-09-26 Richard Henderson <rth@redhat.com>
1275 * optabs.c (init_one_libfunc): Create a dummy function type
1276 instead of using error_mark_node.
1278 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1280 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
1281 _cpp_extend_buff, _cpp_free_buff): New.
1282 (struct cpp_reader): New member free_buffs.
1283 * cppinit.c (cpp_destroy): Free buffers.
1284 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
1285 _cpp_extend_buff, _cpp_free_buff): New.
1286 * cpplib.h (struct cpp_options): Remove unused member.
1287 * cppmacro.c (collect_args): New. Combines the old parse_arg
1288 and parse_args. Use _cpp_buff for memory allocation.
1289 (funlike_invocation_p, replace_args): Update.
1291 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1293 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
1295 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
1297 * except.c (sjlj_mark_call_sites): Change address inside sequence.
1299 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
1301 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
1304 2001-09-25 Janis Johnson <janis187@us.ibm.com>
1305 Jim Wilson <wilson@redhat.com>
1307 * doc/install.texi (Specific, ia64-*-linux): Document.
1309 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1311 * Makefile.in (cfgrtl.o): Add.
1312 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1313 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1314 free_aux_for_edge): Declare.
1316 (HAVE_return): Undefine.
1317 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1318 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1319 free_aux_for_edge): New global functions.
1320 (first_delete_block): New static variable.
1321 (init_flow): Clear first_delete_block.
1322 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
1323 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
1324 try_redirect_by_replacing_jump, last_loop_beg_note,
1325 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
1326 delete_insn, delete_insn_chain, create_basic_block_structure,
1327 create_basic_block, flow_delete_block, compute_bb_for_insn,
1328 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
1329 set_block_for_new_insns, split_block, merge_blocks_nomove,
1330 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1331 redirect_edge_and_branch, force_nonfallthru_and_redirect,
1332 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
1333 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
1334 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
1335 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
1336 purge_all_dead_edges): Move to ....
1337 * cfgrtl.c: New file; .... Here.
1339 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
1340 (reroder_basic_block): Use alloc_aux_for_blocks.
1341 * predict.c (estimate_bb_frequencies): Likewise; use
1342 alloc_aux_for_edges.
1343 * profile.c (compute_branch_probabilities): Likewise.
1344 (branch_prob): Likewise.
1345 * reg-stack.c (reg_to_stack): Likewise.
1347 * emit-rtl.c (emit_insns_after): Never return NULL.
1349 * basic-block.h (set_block_for_new_insns): Delete.
1350 * cfgrtl.c (set_block_for_new_insns): Delete.
1352 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
1353 calls when crossjumping.
1355 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
1356 * unroll.c (copy_loop_body): Use delete_insn.
1358 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
1359 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
1360 keep_stack_depressed): Likewise.
1361 * gcse.c (cprop_cc0_jump): Likewise.
1362 * local-alloc.c (update_equiv_regs): Likewise.
1363 * loop.c (scan_loop, loop_delete_insns): Likewise.
1364 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
1365 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
1366 delete_output_reload, delete_address_reloads_1,
1367 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
1369 * sibcall.c (replace_call_placeholder): Likewise.
1370 * cse.c (cse_insn): Likewise.
1372 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1374 From Graham Stott <grahams@redhat.com>
1375 (def_builtin): Only define builtins appropriate for target_flags. All
1377 (builtin_decsription): Add new field mask which is used to determine
1378 when to define the builtin via the macro def_builtin.
1380 (bdesc_comi): Initialise new mask fields.
1381 (bdesc_2srg): Likewise.
1382 (bdesc_1arg): Likewise.
1384 * config/i386/i386.c (ix86_init_builtins): Correct return type
1385 building v4hi_ftype_v4hi_int_int tree node.
1386 (ix86_expand_sse_comi): Fix typo swapping operands.
1387 Don't swap comparision condition, it is already swapped.
1388 (ix86_expand_sse_compare): Before swapping operands
1389 move operand 1 into new rtx and not the target rtx.
1390 Don't swap comparison condition, it is already swapped.
1391 Always check whether we need to create a new TARGET.
1393 * config/i386/i386.md: (sse_comi) Fix typos.
1394 (sse_ucomi): Likewise.
1395 (cvtss2si): Fix operand 0 contraint.
1396 (cvttss2si): Likewise.
1397 (sse_unpckhps): Fix mode for operand 2.
1398 (sse_unpcklps): Likewise.
1400 2001-09-25 Graham Stott <grahams@redhat.com>
1402 * sibcall.c (skip_copy_to_return_value): Tighten return value
1405 2001-09-24 David Edelsohn <edelsohn@gnu.org>
1407 * rs6000.c (lwa_operand): Address must be word aligned.
1409 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1411 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
1412 number has been set.
1413 (type_hash_mark): Mark type itself.
1415 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
1417 * c-lex.c (cb_def_pragma): Update.
1418 (c_lex): Update, and skip padding.
1419 * cppexp.c (lex, parse_defined): Update, remove unused variable.
1420 * cpphash.h (struct toklist): Delete.
1421 (union utoken): New.
1422 (struct cpp_context): Update.
1423 (struct cpp_reader): New members eof, avoid_paste.
1424 (_cpp_temp_token): New.
1425 * cppinit.c (cpp_create_reader): Update.
1426 * cpplex.c (_cpp_temp_token): New.
1427 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
1428 (cpp_output_token): Don't print leading whitespace.
1429 (cpp_output_line): Update.
1430 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
1431 do_include_common, do_line, do_ident, do_pragma,
1432 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
1433 parse_assertion): Update.
1434 (get_token_no_padding): New.
1435 * cpplib.h (CPP_PADDING): New.
1436 (AVOID_LPASTE): Delete.
1437 (struct cpp_token): New union member source.
1438 (cpp_get_token): Update.
1439 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
1440 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
1441 replace_args, quote_string, stringify_arg, parse_arg, next_context,
1442 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
1443 _cpp_backup_tokens, _cpp_create_definition): Update.
1444 (push_arg_context): Delete.
1445 (padding_token, push_token_context, push_ptoken_context): New.
1446 (make_string_token, make_number_token): Update, rename.
1447 (cpp_get_token): Update to handle tokens as pointers to const,
1448 and insert padding appropriately.
1449 * cppmain.c (struct printer): New member prev.
1450 (check_multiline_token): Constify.
1451 (do_preprocessing, cb_line_change): Update.
1452 (scan_translation_unit): Update to handle spacing.
1453 * scan-decls.c (get_a_token): New.
1454 (skip_to_closing_brace, scan_decls): Update.
1455 * fix-header.c (read_scan_file): Update.
1457 * doc/cpp.texi: Update.
1459 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1461 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
1462 leak by passing malloc'ed pointer to reconcat, not concat.
1464 2001-09-24 DJ Delorie <dj@redhat.com>
1466 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
1468 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
1470 * flow.c (delete_dead_jumptables): Delete jumptable if the only
1471 reference is from the literal pool.
1473 2001-09-24 Janis Johnson <janis187@us.ibm.com>
1475 * doc/install.texi (Final install): Request additional information
1476 in mail about successful builds.
1478 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1480 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
1481 initial value of return pointer register instead of value in frame-20.
1484 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1486 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
1487 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
1488 the libcall if there isn't a referenced identifier for the symbol.
1490 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1492 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
1493 non 64-bit machines. Use these as a plabel for the trampoline.
1494 (TRAMPOLINE_SIZE): Adjust size for new words.
1495 (INITIALIZE_TRAMPOLINE): Initialize new words.
1496 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
1497 pointer to the plabel in the trampoline.
1499 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1501 * pa.c (function_arg): Pass floating arguments in both general and
1502 floating registers in indirect (dynamic) calls when generating code
1503 for the 32 bit ABI and the HP assembler.
1505 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1507 * doc/install.texi: Markup fixes.
1508 Use Solaris 2, SunOS 4 as appropriate.
1509 (Specific, *-*-solaris2*): Explain this.
1510 Unconditionally warn against /usr/ucb tools.
1511 Remove Sun as warning, obsolete.
1512 Move X11 header bug workaround here, update patches.
1513 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
1514 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
1516 2001-09-23 Zack Weinberg <zack@codesourcery.com>
1518 * errors.h (warning, error, fatal, internal_error): Don't mark
1519 with ATTRIBUTE_PRINTF_n.
1520 * toplev.h (internal_error, fatal_io_error, warning, error,
1521 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
1522 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
1525 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1527 * function.c (pop_function_context_from): var_refs_queue
1528 and temp slots now in GC memory.
1529 (mark_function_status, free_after_compilation): Likewise;
1530 also struct function now in GC memory.
1531 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
1532 (combine_temp_slots): Likewise.
1533 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
1534 (prepare_function_start): Use GC memory for struct function.
1535 (mark_temp_slot): Deleted.
1536 (gcc_mark_struct_function): struct function now in GC memory.
1538 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
1539 code for division, not modulus.
1541 * rtl.def (MEM): Remove obsolete part of comment.
1543 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
1545 * c-format.c (init_function_format_info): Check __builtin_printf
1546 and __builtin_fprintf even if -ffreestanding. Check C99 functions
1549 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1551 * c-common.c (format_attribute_table): Remove decl.
1552 * tree.h (format_attribute_table, lang_attribute_table): New decls.
1553 (lang_attribute_common): Likewise.
1555 * function.c (fix_lexical_address): Use set_mem_alias_set.
1556 (expand_function_start): Likewise.
1557 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
1559 * varasm.c (output_constant): Fix unused variable warning.
1561 * attribs.c: New file, from c-common.c.
1562 (attribute_tables): Now four elements.
1563 (format_attribute_table, lang_attribute_common): New variables.
1564 (init_attributes): Reflect above changes.
1565 (handle_mode_attribute): Delete check for wider than uintmax.
1566 * c-common.c: Delete parts moved to attribs.c.
1567 (enum attrs): Deleted; unused.
1568 (c_format_attribute_table): New variable.
1569 (c_common_lang_init): Initialize format_attribute_table with it.
1570 * c-common.h (decl_attributes): Remove decl.
1571 * tree.h (decl_attribute): Move it to here.
1572 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
1573 (attribs.o): New rule.
1575 2001-09-22 Andreas Jaeger <aj@suse.de>
1577 * builtins.c (c_getstr): Remove unused variable.
1579 2001-09-21 Richard Henderson <rth@redhat.com>
1581 * reload1.c (reload): Use delete_insn instead of splatting
1584 2001-09-21 Richard Henderson <rth@redhat.com>
1586 * reload.c (push_secondary_reload): Don't check for "=" in output
1587 constraint after ""->ALL_REGS check.
1589 2001-09-21 Richard Henderson <rth@redhat.com>
1591 * predict.c (expected_value_to_br_prob): Use pc_set.
1593 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
1594 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
1596 2001-09-21 Richard Henderson <rth@redhat.com>
1598 * rtl.h (LCT_RETURNS_TWICE): New.
1599 * calls.c (emit_call_1): Set current_function_calls_setjmp for
1601 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
1602 to ECF_RETURNS_TWICE.
1603 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
1606 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
1608 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
1609 (JMP_BUF_SIZE): New.
1611 2001-09-21 Richard Henderson <rth@redhat.com>
1613 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
1616 2001-09-21 Richard Henderson <rth@redhat.com>
1618 * tree.def (FDESC_EXPR): New.
1619 * expr.c (expand_expr): Handle it.
1620 * varasm.c (initializer_constant_valid_p): Likewise.
1621 (output_constant): Likewise.
1622 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1623 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1624 (ASM_OUTPUT_FDESC): New.
1625 * doc/tm.texi: Document the new macros.
1627 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1629 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
1630 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
1631 once merging is complete.
1633 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1635 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
1637 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1639 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
1640 that would be invalid after a merge.
1642 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
1644 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
1645 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
1647 (flow_delete_insn): This one.
1648 (delete_insn_chain): Rename from ...; do not care labels.
1649 (flow_delete_insn_chain): ... this one.
1650 (flow_delete_block): Remove the insns one BB has been expunged.
1651 (merge_blocks_nomove): Likewise.
1652 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
1653 updating BB boundaries.
1654 (tidy_fallthru_edge): Likewise.
1655 (commit_one_edge_insertion): Likewise.
1656 * cfgbuild.c (find_basic_block): Likewise.
1657 (find_basic_blocks_1): Likewise.
1658 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
1659 (try_crossjump_to_edge): Likewise.
1660 (try_optimize_cfg): Likewise.
1661 * cse.c (delete_trivially_dead_insns): Likewise.
1662 * df.c (df_insn_delete): Likewise.
1663 * doloop.c (doloop_modify): Use delete_related_insns.
1664 * emit-rtl.c (try_split): Likewise.
1665 (remove_insn): Update BB boundaries.
1666 * expect.c (connect_post_landing_pads): Use delete_related_insns.
1667 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
1668 updating BB boundaries.
1669 (propagate_block_delete_insn): Likewise.
1670 (propagate_block_delete_libcall): Likewise.
1671 * function.c (delete_handlers): Use delete_related_insns.
1672 (thread_prologue_and_epilogue_insns): Likewise.
1673 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
1674 * genpeep.c (gen_peephole): Use delete_related_insns.
1675 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
1677 (find_cond_trap): Likewise.
1678 * integrate.c (save_for_inline): Use delete_related_insns.
1679 (copy_insn_list): Likewise.
1680 * jump.c (pruge_linie_number_notes): Likewise.
1681 (duplicate_loop_exit_test): Likewise.
1682 (delete_computation): Likewise.
1683 (delete_related_insn): Rename from ...; use delete_insn
1684 (delete_insn): ... this one.
1685 (redirect_jump): Use delete_related_insns.
1686 * loop.c (scan_loop): Likewise.
1687 (move_movables): Likewise.
1688 (find_and_verify_loops): Likewise.
1689 (check_dbra_loop): Likewise.
1690 * recog.c (peephole2_optimize): Likewise.
1691 * reg-stack.c (delete_insn_for_stacker): Remove.
1692 (move_for_stack_reg): Use delete_insn.
1693 * regmove.c (combine_stack_adjustments_for_block): Likewise.
1694 * reload1.c (delete_address_reloads): Use delete_related_insns.
1695 (fixup_abnormal_edges): Use delete_insn.
1696 * recog.c (emit_delay_sequence): Use delete_related_insns.
1697 (delete_from-delay_slot): Likewise.
1698 (delete_scheduled_jump): likewise.
1699 (optimize_skip): Likewise.
1700 (try_merge_delay_insns): Likewise.
1701 (full_simple_delay_slots): Likewise.
1702 (fill_slots_from_thread): Likewise.
1703 (relax_delay_slots): Likewise.
1704 (make_return_insns): Likewise.
1705 (dbr_schedule): Likewise.
1706 * rtl.h (delete_insn): Rename to delete_related_insns.
1707 (delete_insn, delete_insn_chain): New prototypes.
1708 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
1709 by df_insn_delete already.
1710 * ssa-dce.c (delete_insn_bb): Use delete_insn.
1711 * ssa.c (convert_from_ssa): Use delete_related_insns.
1712 * unroll.c (unroll_loop): Likewise.
1713 (calculate_giv_inc): Likewise.
1714 (copy_loop_body): Likewise.
1716 * i386-protos.h (ix86_libcall_value, ix86_function_value,
1717 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1718 ix86_return_in_memory, ix86_function_value): Declare.
1719 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
1720 new static valurables.
1721 (x86_64_reg_class): New enum
1722 (x86_64_reg_class_name): New array.
1723 (classify_argument, examine_argument, construct_container,
1724 merge_classes): New static functions.
1725 (optimization_options): Enable flag_omit_frame_pointer and disable
1726 flag_pcc_struct_return on 64bit.
1727 (ix86_libcall_value, ix86_function_value,
1728 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1729 ix86_return_in_memory, ix86_function_value): New global functions.
1730 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
1731 (function_arg_advance): Handle x86_64 passing conventions.
1732 (function_arg): Likewise.
1733 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
1734 (RETURN_IN_MEMORY): Move offline.
1735 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
1736 (FUNCTION_VALUE_REGNO_P): New macro.
1737 (FUNCTION_ARG_REGNO_P): Move offline.
1738 (struct ix86_args): Add maybe_vaarg.
1739 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
1740 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
1742 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
1744 * s390.md: Changed attributes for scheduling.
1745 * s390.c: (s390_adjust_cost, s390_adjust_priority)
1748 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
1750 Table-driven attributes.
1751 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
1752 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
1753 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
1754 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
1755 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
1756 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
1757 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
1758 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
1759 * tree.h (struct tree_decl): Change machine_attributes to
1761 * doc/c-tree.texi: Document that all attributes are now attached
1763 * c-common.c (add_attribute, attrtab, attrtab_idx,
1764 default_valid_lang_attribute, valid_lang_attribute): Remove.
1765 (attribute_tables, attributes_initialized,
1766 c_common_attribute_table, default_lang_attribute_table): New
1768 (handle_packed_attribute, handle_nocommon_attribute,
1769 handle_common_attribute, handle_noreturn_attribute,
1770 handle_unused_attribute, handle_const_attribute,
1771 handle_transparent_union_attribute, handle_constructor_attribute,
1772 handle_destructor_attribute, handle_mode_attribute,
1773 handle_section_attribute, handle_aligned_attribute,
1774 handle_weak_attribute, handle_alias_attribute,
1775 handle_no_instrument_function_attribute,
1776 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
1777 handle_no_limit_stack_attribute, handle_pure_attribute): New
1779 (init_attributes, decl_attributes): Rewrite to implement
1780 table-driven attributes.
1781 * c-common.h (enum attribute_flags): Move to tree.h.
1782 * c-format.c (decl_handle_format_attribute,
1783 decl_handle_format_arg_attribute): Rename to
1784 handle_format_attribute and handle_format_arg_attribute. Update
1785 for table-driven attributes.
1786 * c-common.h (decl_handle_format_attribute,
1787 decl_handle_format_arg_attribute): Remove prototypes.
1788 (handle_format_attribute, handle_format_arg_attribute): Add
1790 * c-decl.c (grokdeclarator): Handle attributes nested inside
1792 * c-parse.in (setattrs, maybe_setattrs): Remove.
1793 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
1794 Update to handle nested attributes properly.
1795 (maybe_resetattrs, after_type_declarator,
1796 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
1797 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
1799 (make_pointer_declarator): Update to handle nested attributes
1801 * doc/extend.texi: Update documentation of limits of attributes
1802 syntax. Warn about problems with attribute semantics in C++.
1803 * target.h (struct target): Remove valid_decl_attribute and
1804 valid_type_attribute. Add attribute_table and
1805 function_attribute_inlinable_p.
1806 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
1807 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
1808 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
1810 (TARGET_INITIALIZER): Update.
1811 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
1813 (function_attribute_inlinable_p): New function. Check for the
1814 presence of any machine attributes before using
1815 targetm.function_attribute_inlinable_p.
1816 (function_cannot_inline_p): Update.
1817 * Makefile.in (integrate.o): Update dependencies.
1818 * doc/tm.texi: Update documentation of target attributes and
1819 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
1820 * tree.c (default_valid_attribute_p, valid_machine_attribute):
1822 (default_target_attribute_table,
1823 default_function_attribute_inlinable_p): New.
1824 (lookup_attribute): Update comment to clarify handling of multiple
1825 attributes with the same name.
1826 (merge_attributes, attribute_list_contained): Allow multiple
1827 attributes with the same name but different arguments to appear in
1828 the same attribute list.
1829 * tree.h (default_valid_attribute_p): Remove prototype.
1830 (struct attribute_spec): New.
1831 (default_target_attribute_table): Declare.
1832 (enum attribute_flags): Move from c-common.h. Add
1833 ATTR_FLAG_TYPE_IN_PLACE.
1834 (default_function_attribute_inlinable_p): Declare.
1835 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
1836 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1837 (TARGET_ATTRIBUTE_TABLE): Define.
1838 (vms_attribute_table): New.
1839 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
1840 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1841 (TARGET_ATTRIBUTE_TABLE): Define.
1842 (arc_attribute_table, arc_handle_interrupt_attribute): New.
1843 * config/arm/arm.c (arm_valid_type_attribute_p,
1844 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
1846 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1848 (TARGET_ATTRIBUTE_TABLE): Define.
1849 (arm_attribute_table, arm_handle_fndecl_attribute,
1850 arm_handle_isr_attribute): New.
1851 * config/avr/avr.c (avr_valid_type_attribute,
1852 avr_valid_decl_attribute): Remove.
1853 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
1855 (TARGET_ATTRIBUTE_TABLE): Define.
1856 (avr_attribute_table, avr_handle_progmem_attribute,
1857 avr_handle_fndecl_attribute): New.
1858 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
1859 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1860 (TARGET_ATTRIBUTE_TABLE): Define.
1861 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
1862 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
1863 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1864 (TARGET_ATTRIBUTE_TABLE): Define.
1865 (h8300_attribute_table, h8300_handle_fndecl_attribute,
1866 h8300_handle_eightbit_data_attribute,
1867 h8300_handle_tiny_data_attribute): New.
1868 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
1869 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
1871 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
1873 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
1874 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1876 (TARGET_ATTRIBUTE_TABLE): Define.
1877 (ix86_attribute_table, ix86_handle_cdecl_attribute,
1878 ix86_handle_regparm_attribute): New.
1879 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
1880 i386_pe_valid_type_attribute_p): Remove.
1881 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
1882 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
1883 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1884 (TARGET_ATTRIBUTE_TABLE): Define.
1885 (ia64_attribute_table): New.
1886 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
1887 interrupt_ident2, model_ident1, model_ident2): Remove.
1888 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1889 (TARGET_ATTRIBUTE_TABLE): Define.
1890 (init_idents): Update.
1891 (m32r_attribute_table, m32r_handle_model_attribute): New.
1892 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
1894 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1895 (TARGET_ATTRIBUTE_TABLE): Define.
1896 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
1897 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
1898 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1899 (TARGET_ATTRIBUTE_TABLE): Define.
1900 (mcore_attribute_table, mcore_handle_naked_attribute): New.
1901 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
1902 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1903 (TARGET_ATTRIBUTE_TABLE): Define.
1904 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
1905 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
1906 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1907 (TARGET_ATTRIBUTE_TABLE): Define.
1908 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
1909 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
1910 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1911 (TARGET_ATTRIBUTE_TABLE): Define.
1912 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
1913 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1915 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
1917 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
1918 (TARGET_ATTRIBUTE_TABLE): Define.
1919 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
1921 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
1922 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1923 (TARGET_ATTRIBUTE_TABLE): Define.
1924 (v850_attribute_table, v850_handle_interrupt_attribute,
1925 v850_handle_data_area_attribute): New.
1926 * config/v850/v850-c.c (mark_current_function_as_interrupt):
1927 Return void. Call decl_attributes instead of
1928 valid_machine_attribute.
1930 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
1932 * sh-protos.h (sh_pr_n_sets): Declare.
1933 * sh.c (calc_live_regs): If the initial value for PR has been copied,
1934 look at the copy to determine if PR needs to be saved.
1935 sh_pr_n_sets: New function.
1936 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
1937 (ALLOCATE_INITIAL_VALUE): Define.
1939 * sh.c (initial_elimination_offset):
1940 Fix RETURN_ADDRESS_POINTER_REGNUM case.
1942 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
1944 * integrate.c (allocate_initial_values): New function.
1945 * integrate.h (allocate_initial_values): Declare.
1946 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
1948 * reload1.c (reload): And initialization of reg_equiv_memory_loc
1950 * toplev.c (rest_of_compilation): To here.
1951 Call allocate_initial_values.
1952 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
1954 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1956 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
1958 2001-09-20 DJ Delorie <dj@redhat.com>
1960 * c-typeck.c (really_start_incremental_init): Discriminate
1961 between zero-length arrays and flexible arrays.
1962 (push_init_level): Detect zero-length arrays and handle them
1963 like fixed-sized arrays.
1964 * expr.c (store_constructor): Handle zero-length arrays and
1965 flexible arrays correctly.
1966 * doc/extend.texi: Update zero-length array notes.
1968 2001-09-20 Jim Wilson <wilson@redhat.com>
1970 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
1971 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
1972 for issue port conflicts.
1973 (cycle_end_fill_slots): TYPE_L instructions take two slots.
1975 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
1977 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
1980 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1982 * fold-const.c (hashtab.h): Include.
1983 (int_const_binop): Remove FORSIZE arg and compute from type; all
1985 Call size_int_type_wide for all single-word constants.
1986 (size_htab_hash, size_htab_eq): New functions.
1987 (size_int_type_wide): Rework to use hash table.
1988 * ggc-common.c (hashtab.h): Include.
1989 (struct d_htab_root): New struct.
1990 (d_htab_roots): New variable.
1991 (ggc_add_deletable_htab, ggc_htab_delete): New functions
1992 (ggc_mark_roots): Handle deletable htabs.
1993 * ggc-page.c (ggc_marked_p): New function.
1994 * ggc-simple.c (ggc_marked_p): Likewise.
1995 * ggc.h: Reformatting throughout.
1996 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
1997 * tree.c (init_obstacks): Make type_hash_table a deletable root.
1998 (type_hash_add): Allocate struct type_hash from GC memory.
1999 (mark_hash_entry, mark_type_hash): Deleted.
2000 (type_hash_marked_p, type_hash_mark): New functions.
2001 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
2003 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
2005 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
2008 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2010 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
2011 array-too-large test for signed sizetype.
2013 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2015 * i386.md (indirect_jump): Allow Pmode operand.
2016 (tablejump): LIkewise; perform expansion to 64bit mode.
2017 * i386.c (symbolic_operand): Allow 64bit PIC references.
2018 (pic_symbolic_operand): Likewise.
2019 (ix86_find_base_term): Strip the 64bit PIC references.
2020 (legitimate_pic_address_disp_p): Handle 64bit PIC.
2021 (legitimize_pic_address): Likewise.
2022 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
2023 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
2025 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
2027 * stringpool.c (get_identifier_with_length): New function.
2028 * tree.h (get_identifier_with_length): New prototype.
2030 2001-09-19 Alan Modra <amodra@bigpond.net.au>
2031 David Edelsohn <edelsohn@gnu.org>
2034 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
2035 already sign-extended.
2037 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
2038 * config/rs6000/rs6000.c (logical_operand): Always compare op as
2040 (rs6000_emit_set_long_const): Avoid unnecessary shift.
2041 (output_profile_hook): Declare label_name const.
2042 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
2043 to match constraints.
2045 2001-09-19 Stan Shebs <shebs@apple.com>
2047 * alias.c: Fix typos in comments.
2048 * sched-rgn.c (init_ready_list): Ditto.
2049 * unwind-dw2.c (uw_frame_state_for): Ditto.
2050 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
2051 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
2052 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
2054 2001-09-19 Richard Henderson <rth@redhat.com>
2056 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
2058 * Makefile.in (cfg.o): Depend on TM_P_H.
2060 2001-09-19 Richard Henderson <rth@redhat.com>
2062 * config/alpha/alpha.c (local_symbol_p): Split out from ...
2063 (local_symbolic_operand): ... here.
2064 (small_symbolic_operand): Check mode.
2065 (global_symbolic_operand): New.
2066 (input_operand): Reject symbolics if explicit relocs.
2067 (call_operand): Tidy.
2068 (alpha_legitimize_address): Use movdi_er_high_g.
2069 (alpha_expand_mov): Likewise.
2070 * config/alpha/alpha-protos.h: Update.
2071 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2072 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
2073 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
2074 (UNSPECV_LDGP2): Remove.
2075 (all call patterns): Use 's' not 'i' for symbolic constraint.
2076 (call_osf call_value_osf): Use call_operand.
2077 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
2078 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
2079 (prologue_ldgp_1_er): Remove.
2080 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
2081 (builtin_setjmp_receiver_er patterns): Use them.
2082 (exception_receiver_er): Likewise.
2084 2001-09-19 Richard Henderson <rth@redhat.com>
2086 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
2088 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
2089 and NON_LOCAL_GOTO notes.
2090 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
2091 copy over CALL_INSN_FUNCTION_USAGE.
2093 2001-09-18 Catherine Moore <clm@redhat.com>
2095 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
2098 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
2100 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
2101 new-style tm_file specification. Specify correct tm_p_file,
2102 md_file, and out_file for s390x.
2104 * config/s390/linux.h, linux64.h: Don't include other target
2105 macro header files. Now handled via tm_file.
2107 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
2108 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
2109 are defined before use.
2111 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
2113 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
2114 code generation only for Gnu assembler.
2116 2001-09-18 Catherine Moore <clm@redhat.com>
2118 * config/stormy16 (LIB_SPEC): Remove -lnosys.
2120 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
2122 * config/mips/mips.c (mips_frame_set): New.
2123 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
2124 a parallel frame-related expression with a set for each register.
2126 2001-09-18 Philip Blundell <philb@gnu.org>
2128 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
2131 2001-09-17 Dale Johannesen <dalej@apple.com>
2133 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
2134 * config/rs6000/aix.h (FIXED_R2): Define.
2135 * config/rs6000/darwin.h (FIXED_R2): Define.
2136 * config/rs6000/sysv4.h (FIXED_R2): Define.
2138 2001-09-17 Jeff Sturm <jsturm@one-point.com>
2140 * except.c (dw2_build_landing_pads): New local
2141 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
2142 barrier after clobbers. Fixes c++/4012.
2144 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2146 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
2148 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
2150 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
2151 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
2153 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2155 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
2158 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
2160 * cpphash.h (_cpp_lex_direct): New.
2161 * cpplex.c (_cpp_lex_token): Update.
2162 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
2163 and increment that pointer.
2164 * cppmacro.c (alloc_expansion_token): New.
2165 (lex_expansion_token): Lex macro expansion directly into
2168 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
2170 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
2172 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
2174 * basic-block.h (free_bb_for_insn): Declare.
2175 * bb-reorder.c (label_for_bb): Use block_label.
2176 (emit_jump_to_block_after): Remove.
2177 (insert_intra_1): Do not update block_for_insn.
2178 (insert_inter_bb_scope_notes): Likewise; update bb->end
2179 * cfg.c (free_bb_for_insn): New.
2180 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
2181 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
2182 (commit_one_edge_insertion): Likewise.
2183 (commit_one_edge_insertion): Do not update BB boundary.
2184 (commit_edge_insertions): Do not call compute_bb_for_insn.
2185 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
2186 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
2187 (merge_blocks_move_successor_nojumps): Likewise.
2188 (try_crossjump_to_edge): Do not update block_for_insn.
2189 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
2190 * df.c (df_pattern_emit_later): Do not update BB boundary.
2191 (df_jump_pattern_emit_after): Likewise.
2192 (df_insn_move_before): Use emit_insn_before.
2193 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
2195 (add_insn_after, add_insn_before, emit_insns_after): Update BB
2196 boundaries and basic_block_for_insn.
2197 (reorder_insns_nobb): Rename from reorder_insns.
2198 (reorder_insns): New.
2199 (emit_block_insn_before, emit_block_insn_after): Kill.
2200 * flow.c (check_function_return_warnings): Do not call
2201 compute_bb_for_insn; Do not free basic_block_for_insn.
2202 (attempt_auto_inc): Do not update basic_block_for_insn.
2203 * function.c (emit_return_into_block): Likewise;
2204 do not update BB boundaries.
2205 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
2206 (insert_insn_end_bb): Use emit_insn_before; Likewise.
2207 (pre_insert_copy_insn): Likewise.
2208 (update_ld_motion_notes): Likewise.
2209 (insert_insn_start_bb): Likewise.
2210 (replace_store_insn): Likewise.
2211 * ifcvt.c (noce_process_if_block): Likewise.
2212 (if_convert): Do not call compute_bb_for_insn.
2213 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
2214 Use emit_insn_before and emit_insn_after.
2215 * recog.c (split_all_insns): Do not update BB boundaries;
2216 Do not call compute_bb_for_insn.
2217 (peephole2_optimize): Do not update BB boundaries.
2218 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
2220 (emit_swap_insn): Likewise.
2221 (convert_regs_1): Likewise.
2222 * reload1.c (reload): Call compute_bb_for_insn.
2223 * rtl.h (reorder_insns_nobb): Declare.
2224 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
2225 * toplev.c (rest_of_compilation): Call free_bb_for_insn
2226 at places CFG is invalidated; do not call compute_bb_for_insn.
2228 * cfg.c (expunge_block): Invalidate BB structure.
2230 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
2233 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
2235 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2237 * cpphash.h (_cpp_lex_token): Update prototype.
2238 * cpplex.c (_cpp_lex_token): New prototype.
2239 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
2240 lex_macro_node, read_flag, do_pragma_poison): Update.
2241 * cppmacro.c (cpp_get_token, parse_params,
2242 lex_expansion_token): Update.
2244 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2246 * cppmain.c (scan_translation_unit): Don't worry about
2247 putting a space after hashes.
2248 * cpplib.c (directive_diagnostics): New.
2249 (_cpp_handle_directive): Update to use directive_diagnostics.
2250 (run_directive): Don't toggle prevent_expansion.
2251 (do_line): Backup in case of the line extension.
2252 * cpplib.h (cpp_lexer_pos): Remove.
2253 * cppmacro.c (_cpp_create_definition): Precede a leading #
2256 2001-09-15 Richard Henderson <rth@redhat.com>
2258 * c-typeck.c (comptypes): Handle zero-length arrays properly.
2260 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2262 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
2264 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2266 PR preprocessor/3571
2267 * tradcpp.c (handle_directive): Skip non-vertical space.
2269 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2271 * cppmain.c (setup_callbacks): Set line callback only
2272 if outputting preprocessed source.
2274 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2276 * collect2.c (main): Const-ification.
2277 * gcc.c (translate_options, process_command): Use xstrdup in
2278 lieu of xmalloc/strcpy.
2279 (main): Use concat in lieu of xmalloc/strcpy/strcat.
2281 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2283 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
2286 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2288 * scan-decls.c (scan_decls): Fix typo.
2290 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2292 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
2293 Split mlstring_pos into mls_line and mls_col.
2294 * cppinit.c (cpp_create_reader): Initialize line to 1.
2295 (cpp_destroy): Free tokenruns.
2296 (push_include): Don't update lexer_pos.
2297 * cpplex.c (unterminated, parse_string): Update.
2298 (lex_token): Don't update lexer_pos, update.
2299 * cpplib.c (if_stack): Save line instead of line + col.
2300 (start_directive, _cpp_do__Pragma, do_else, do_elif,
2301 push_conditional, _cpp_pop_buffer): Update.
2302 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
2303 (_cpp_create_definition): Update.
2305 2001-09-15 Eric Christopher <echristo@redhat.com>
2307 * config/mips/abi64.h: Add support for MEABI.
2309 2001-09-15 Eric Christopher <echristo@redhat.com>
2311 * config/mips/mips.md: Add unspec #2.
2313 (reload_outdi): Ditto.
2314 (reload_outsi): Ditto.
2317 2001-09-15 Eric Christopher <echristo@redhat.com>
2318 Jason Eckhardt <jle@redhat.com>
2320 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
2321 * config/mips/isa32-linux.h: New file.
2322 * config/mips/isa3264.h: Ditto.
2323 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
2324 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
2325 (output_block_mode): Support MEABI.
2326 (function_arg): Ditto. Fix floating point arg passing.
2327 (mips_va_start): Ditto.
2328 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
2330 (mips_asm_file_start): Add new section to pass abi to gdb.
2331 (function_arg_pass_by_reference): Support MEABI.
2332 (mips_parse_cpu): Support mips32 and mips64 processors.
2333 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
2334 TARGET_MIPS5KC. Support isa32 and isa64.
2335 (processor_type): Add r4kc, r5kc, r20kc.
2336 (GENERATE_MULT3_SI): New.
2337 (GENERATE_MULT3_DI): Ditto.
2338 (GENERATE_MULT3): Remove.
2339 (ISA_HAS_64BIT_REGS): Add isa == 64.
2340 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
2341 (ISA_HAS_MADD_MSUB): New.
2342 (ISA_HAS_CLZ_CLO): Ditto.
2343 (ISA_HAS_DCLZ_DCLO): Ditto.
2344 (ABI_GAS_ASM_SPEC): New.
2345 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
2348 (SUBTARGET_CC1_SPEC): Ditto.
2349 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
2350 (PAD_VARARGS_DOWN): Support MEABI.
2351 (HARD_REGNO_NREGS): Move to mips.c.
2352 (ASM_OUTPUT_IDENT): Add #undef.
2353 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
2354 (mulsi3): Use GENERATE_MULT3_SI.
2355 (mulsi3_mult3): Ditto. Support mips32, mips64.
2356 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
2357 (mul_sub_si): New pattern.
2358 (unnamed splitters): New.
2359 (muldi3): Use GENERATE_MULT3_DI.
2360 (muldi3_internal2): Ditto.
2361 (movdicc): Support mips32.
2362 * config/mips/t-isa3264: New file.
2364 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
2366 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
2367 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
2368 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
2370 * reorg.c (fill_slots_from_thread): After call to
2371 steal_delay_list_from_target, update own_thread as new_thread may
2374 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
2376 * cpperror.c (print_location): Take line and column, for
2377 default positioning use the previously lexed token.
2378 (_cpp_begin_message): Take line and column.
2379 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2380 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2381 * cpphash.h (_cpp_begin_message): Update prototype.
2382 * cppinit.c (push_include): Don't set output line.
2383 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
2384 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
2385 (do_pragma): Kludge for front ends. Don't expand macros at all.
2386 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
2387 (struct cpp_token): Remove output_line.
2388 (struct cpp_callbacks): New member line_change.
2389 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
2390 cpp_get_token): Preserve BOL flag.
2391 (cpp_get_line): Remove.
2392 (_cpp_backup_tokens): Remove useless abort().
2393 * cppmain.c (cb_line_change): New.
2394 (scan_translation_unit): Don't worry about starting new lines here.
2395 * scan-decls.c (scan_decls): Update.
2396 * c-lex.c (c_lex, init_c_lex): Update.
2397 (cb_line_change, src_lineno): New.
2399 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
2401 * tree.c (append_random_chars): Generate the random
2402 characters in a reproducable fashion.
2404 2001-09-14 Richard Henderson <rth@redhat.com>
2406 * config/i386/i386.c (internal_label_prefix): New.
2407 (internal_label_prefix_len): New.
2408 (override_options): Set them.
2409 (local_symbolic_operand): New.
2410 (legitimate_pic_address_disp_p): Use it.
2411 (legitimize_pic_address): Likewise.
2413 2001-09-14 Marc Espie <espie@openbsd.org>
2415 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
2418 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2420 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
2421 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
2423 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
2425 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
2426 invocation of SUBREG_REGNO_OFFSET.
2428 * haifa-sched.c: Fix typo in FSF copyright statement.
2429 * sched-deps.c: Fix typo in FSF copyright statement.
2430 * sched-ebb.c: Fix typo in FSF copyright statement.
2431 * sched-rgn.c: Fix typo in FSF copyright statement.
2432 * sched-vis.c: Fix typo in FSF copyright statement.
2434 * config.gcc: Move inclusion of arm elf specific header files
2435 from the files themselves into the tm_file variable. Make
2436 sure that elfos.h is included before target specific elf
2438 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
2440 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
2441 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
2442 ASM_OUTPUT_CASE_LABEL): Protect definition.
2443 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
2444 not already defined.
2445 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
2446 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
2447 Remove duplicate definition.
2448 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
2449 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
2450 (RDATA_SECTION_FUNCTION): Remove redundant definition.
2451 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
2452 Remove inclusion of arm/elf.h.
2453 * config/arm/unknown-elf.h: as for conix-elf.h.
2454 (STARTFILE_SPEC): Include crti.o and crtn.o.
2455 * config/arm/linux-elf.h: as for conix-elf.h.
2456 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
2457 * config/arm/strongarm-elf.h: Remove inclusion of
2459 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
2460 * config/arm/unknown-elf-oabi.h: Remove inclusion of
2461 unknown-elf.h and elf.h.
2462 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
2463 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
2464 ASM_WEAKEN_LABEL): Remove redundant definition.
2465 * config/arm/elf.h: Test for inclusion of elfos.h
2466 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
2467 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
2468 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
2469 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
2470 redundant definition.
2471 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
2472 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
2473 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
2474 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
2475 Add rules to build crti.o and crtn.o
2476 * crti.asm: New file.
2477 * crtn.asm: New file.
2479 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
2481 * c-parse.in (_yylex): Use _cpp_backup_tokens.
2482 * cpphash.h (struct tokenrun): Add prev.
2483 (struct lexer_state): Remove bol.
2484 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
2485 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
2487 * cppinit.c (cpp_create_reader): Don't set bol.
2488 (cpp_destroy): Don't free lookaheads.
2489 * cpplex.c (lex_directive): Remove.
2490 (next_tokenrun): Update.
2491 (_cpp_lex_token): Clean up logic.
2492 (lex_token): Update to return a pointer to lexed token, since it
2493 can move to the start of the buffer. Simpify newline handling.
2494 * cpplib.c (SEEN_EOL): Update.
2495 (skip_rest_of_line): Remove lookahead stuff.
2496 (end_directive): Line numbers are already incremented. Revert
2497 to start of lexed token buffer if we can.
2498 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
2499 parse_answer): Use _cpp_backup_tokens.
2500 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
2501 instead. Don't check for EOL.
2502 (do_include_common, do_line, do_pragma_system_header): Use
2504 * cpplib.h (BOL, _cpp_backup_tokens): New.
2505 * cppmacro.c (save_lookahead_token, take_lookahead_token,
2506 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
2507 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
2508 (builtin_macro): Don't use cpp_get_line.
2509 (cpp_get_line): Short term kludge.
2510 (parse_arg): Handle directives in arguments here. Back up when
2511 appropriate. Store EOF at end of argument list.
2512 (funlike_invocation_p): Use _cpp_backup_tokens.
2513 (push_arg_context): Account for EOF at end of list.
2514 (cpp_get_token): Remove lookahead stuff. Update.
2516 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2518 * c-parse.in (yyerror): Const-ification and/or static-ization.
2519 * c-typeck.c (push_member_name): Likewise.
2520 * collect2.c (main): Likewise.
2521 * dbxout.c (dbxout_parms): Likewise.
2522 * diagnostic.c (format_with_decl): Likewise.
2523 * dwarf2out.c (output_ranges): Likewise.
2524 * dwarfout.c (fundamental_type_code): Likewise.
2525 * except.c (dw2_output_call_site_table): Likewise.
2526 * gcc.c (do_spec_1): Likewise.
2527 * genopinit.c (optabs): Likewise.
2528 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
2529 gen_declaration_1, handle_impent): Likewise.
2530 * protoize.c (default_include, in_system_include_dir, abspath):
2532 * sched-vis.c (visualize_stall_cycles): Likewise.
2533 * sdbout.c (plain_type_1, sdbout_end_function,
2534 sdbout_end_epilogue): Likewise.
2535 * varasm.c (decode_reg_name): Likewise.
2537 * 1750a.c (mod_regno_adjust): Likewise.
2538 * alpha.c (alpha_write_one_linkage,
2539 unicosmk_output_default_externs): Likewise.
2540 * arm.c (arm_condition_codes): Likewise.
2541 * arm.h (arm_condition_codes): Likewise.
2542 * avr.c (output_movsisf, encode_section_info): Likewise.
2543 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
2545 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2546 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2547 * m88k.c (output_function_profiler): Likewise.
2548 * mips.c (mips_output_conditional_branch): Likewise.
2549 * ns32k.c (ns32k_out_reg_names): Likewise.
2550 * ns32k.h (ns32k_out_reg_names): Likewise.
2551 * pj.c (pj_output_rval): Likewise.
2552 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
2553 * sparc.c (sparc_flat_function_prologue,
2554 sparc_flat_function_epilogue): Likewise.
2556 2001-09-13 Markus Werle <numerical.simulation@web.de>
2557 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2559 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
2560 Aachen University of Technology".
2562 2001-09-13 Andreas Schwab <schwab@suse.de>
2564 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
2567 2001-09-13 Richard Henderson <rth@redhat.com>
2569 * config/alpha/alpha.c (small_symbolic_operand): New.
2570 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
2571 (some_operand, input_operand): Don't handle HIGH.
2572 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
2573 (alpha_expand_mov): Likewise.
2574 (print_operand) [H]: Just print HIGH symbol.
2575 (print_operand_address): Handle small data.
2576 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
2577 (TARGET_SWITCHES): Add -msmall-data/large-data.
2578 (PIC_OFFSET_TABLE_REGNUM): New.
2579 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
2580 (PREDICATE_COES): Update.
2581 * config/alpha/alpha.md (adddi_er_high): New.
2582 (adddi_er_low): Handle small data.
2583 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
2584 prefer .sdata to .rodata.
2585 (SELECT_RTX_SECTION): Likewise.
2587 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
2589 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
2590 defining __size_t and leaving size_t undefined.
2592 2001-09-12 Diego Novillo <dnovillo@redhat.com>
2594 * basic-block.h (expunge_block): Declare.
2595 * cfg.c (expunge_block): Remove static declaration.
2597 2001-09-12 Richard Henderson <rth@redhat.com>
2599 * integrate.c (copy_insn_list): Copy label name from
2600 NOTE_INSN_DELETED_LABEL.
2602 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2604 * c-common.c (c_tree_code_name): Const-ification.
2605 * c-decl.c (c_decode_option): Likewise.
2606 * c-typeck.c (warn_for_assignment): Likewise.
2607 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
2609 * cppinit.c (output_deps): Likewise.
2610 * dependence.c (dependence_string, direction_string): Likewise.
2611 * dwarf2out.c (output_ranges): Likewise.
2612 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
2613 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
2614 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
2615 standard_startfile_prefix, standard_startfile_prefix_1,
2616 standard_startfile_prefix_2, tooldir_base_prefix,
2617 standard_bindir_prefix, find_a_file): Likewise.
2618 * genattrtab.c (make_length_attrs): Likewise.
2619 * gencheck.c (tree_codes): Likewise.
2620 * genemit.c (gen_split): Likewise.
2621 * genrecog.c (special_mode_pred_table): Likewise.
2622 * graph.c (graph_ext): Likewise.
2623 * protoize (default_include): Likewise.
2624 * reload.c (reload_when_needed_name): Likewise.
2625 * sched-vis.c (visualize_stall_cycles): Likewise.
2626 * tlink.c (recompile_files): Likewise.
2627 * toplev.c (decode_g_option): Likewise.
2628 * tradcpp.c (output_deps): Likewise.
2629 * varasm.c (decode_reg_name): Likewise.
2631 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
2634 * avr.c (avr_regnames, encode_section_info): Likewise.
2635 * c4x.c (float_reg_names): Likewise.
2636 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
2637 * elfos.h (const_section): Likewise.
2638 * i386.c (ix86_comp_type_attributes): Likewise.
2639 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2640 * ia64/aix.h (UNIQUE_SECTION): Likewise.
2641 * ia64.c (type_names): Likewise.
2642 * m68hc11.c (reg_class_names): Likewise.
2643 * m88k.c (m_options): Likewise.
2644 * mips.c (mips_output_conditional_branch, mips_unique_section):
2646 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2647 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
2648 ultra_code_names): Likewise.
2649 * sparc.h (OVERRIDE_OPTIONS): Likewise.
2651 2001-09-12 Jakub Jelinek <jakub@redhat.com>
2653 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
2654 Use --fatal-warnings option for gas.
2655 * configure: Rebuilt.
2657 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2659 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
2661 2001-09-11 Jim Wilson <wilson@redhat.com>
2663 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
2665 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2667 * builtins.c (c_strlen): Treat an offset too large for a
2668 HOST_WIDE_INT as out of range.
2670 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
2672 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
2673 (EDGE_CRITICAL_P): New predicate.
2674 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
2676 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
2677 (dump_edge_info): Remove "crit".
2678 * cfganal.c (mark_critical_edges): Kill.
2679 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
2680 * cfgcleanup.c (cleanup_cfg): Likewise.
2681 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
2682 (find_spanning_tree): Likewise.
2683 * reg-stack.c (convert_regs_1): Likewise.
2684 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
2686 * basic-block.h (create_basic_block_structure): New.
2687 (create_basic_block): Update prototype.
2688 (force_nonfallthru): New.
2689 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
2690 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
2691 handle updating of block_for_insn, creating of empty BBs and BBs at
2692 the end of INSN chain.
2693 (create_basic_block): New function.
2694 (split_block): Use create_basic_block.
2695 (force_nonfallthru_and_redirect): Break out from ...; cleanup
2696 (redirect_edge_and_branch_force): ... here.
2697 (force_nonfallthru): New.
2698 (split_edge): Rewrite to use force_nonfallthru and create_block.
2699 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
2700 (find_basic_blocks): Free basic_block_for_insn.
2701 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
2703 * cfg.c: Fix formating.
2704 * cfgcleanup.c: Fix formating.
2705 (merge_blocks, tail_recursion_label_p): Return bool.
2706 (merge_blocks_move_predecessor_nojumps,
2707 merge_blocks_move_successor_nojumps): Return void.
2709 2001-09-11 Jakub Jelinek <jakub@redhat.com>
2711 * configure.in: Check whether assembler supports section merging.
2712 * config.in: Rebuilt.
2713 * configure: Rebuilt.
2714 * varasm.c (variable_section, output_constant_pool): Pass alignment
2715 to SELECT_SECTION and SELECT_RTX_SECTION.
2716 (mergeable_string_section): New.
2717 (mergeable_constant_section): New.
2718 (default_elf_asm_named_section): Output SECTION_MERGE and
2719 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2720 * output.h (mergeable_string_section): New.
2721 (mergeable_constant_section): New.
2722 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
2723 * toplev.c (flag_merge_constants): New.
2724 (f_options): Add -fmerge-constants and -fmerge-all-constants
2726 (toplev_main): Default to -fno-merge-constants if not optimizing.
2727 * flags.h (flag_merge_constants): Add extern.
2728 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
2729 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
2731 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
2732 Define if assembler has working .subsection -1 support.
2733 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
2734 Put constant into special SHF_MERGE sections if the linker should
2735 attempt to merge duplicates.
2736 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
2738 Put constant into special SHF_MERGE sections if the linker should
2739 attempt to merge duplicates.
2740 * config/alpha/elf.h: Likewise.
2741 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
2742 has working .subsection -1 support.
2743 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
2745 * config/svr3.h: Likewise.
2746 * config/darwin.h: Likewise.
2747 * config/arm/aof.h: Likewise.
2748 * config/arm/linux-elf.h: Likewise.
2749 * config/avr/avr.h: Likewise.
2750 * config/c4x/c4x.h: Likewise.
2751 * config/d30v/d30v.h: Likewise.
2752 * config/i386/dgux.h: Likewise.
2753 * config/i386/osfrose.h: Likewise.
2754 * config/i386/sco5.h: Likewise.
2755 * config/i386/svr3gas.h: Likewise.
2756 * config/ia64/aix.h: Likewise.
2757 * config/m32r/m32r.h: Likewise.
2758 * config/m68k/m68k.h: Likewise.
2759 * config/m88k/dgux.h: Likewise.
2760 * config/m88k/m88k.h: Likewise.
2761 * config/mcore/mcore-pe.h: Likewise.
2762 * config/mips/mips.h: Likewise.
2763 * config/pa/pa.h: Likewise.
2764 * config/pa/pa-linux.h: Likewise.
2765 * config/romp/romp.h: Likewise.
2766 * config/rs6000/sysv4.h: Likewise.
2767 * config/rs6000/xcoff.h: Likewise.
2768 * config/s390/linux.h: Likewise.
2769 * config/sparc/sparc.h: Likewise.
2770 * config/sparc/sysv4.h: Likewise.
2771 * config/stormy16/stormy16.h: Likewise.
2772 * config/v850/v850.h: Likewise.
2773 * config/vax/vms.h: Likewise.
2774 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
2775 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2776 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
2777 default_elf_asm_named_section for SHF_MERGE sections.
2779 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2781 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
2784 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
2786 * c-common.c (split_specs_attrs): Allow for empty attributes with
2787 empty TREE_PURPOSE. Fixes PR c/4294.
2789 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
2791 * basic-block.h (cached_make_edge, make_single_succ): New.
2792 (make_edge): Remove first parameter.
2793 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
2794 * cfg.c (cached_make_edge): Rename from make_edge; return newly
2795 created edge; use obstack allocation.
2796 (make_edge, make_single_succ_edge): New.
2797 (first_removed_edge): New static variable.
2798 (init_flow): Initialize first_removed_edge and n_edges.
2799 (clear_edges): Use remove_edge.
2800 (flow_delete_block): Likewise.
2801 (remove_edge): Add removed edges to the removed edges list.
2802 (split_block, redirect_edge_and_branch_force, split_edge):
2804 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
2805 (add_noreturn_fake_exit_edges): Likewise.
2806 (connect_infinite_loops_to_exit): Liekwise.
2807 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
2808 Use cached_make_edge.
2809 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
2810 * profile.c (branch_prob): Update make_edge call.
2811 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2813 2001-09-11 Richard Henderson <rth@redhat.com>
2815 * config/alpha/alpha.c: Tidy formatting.
2816 (local_symbolic_operand): Verify mode.
2817 (alpha_sa_mask): Ignore unicos for eh_return.
2818 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
2819 * config/alpha/alpha.md (umk divsi patterns): Remove.
2820 (extendsfdf2): Remove unicos check.
2821 (tablejump): Merge vms and unicos code; always use direct set
2824 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2826 * config.gcc (alpha*-*-unicosmk*): New target.
2828 * config/alpha/alpha-protos.h (symbolic_operand,
2829 unicosmk_add_call_info_word, unicosmk_add_extern,
2830 unicosmk_defer_case_vector, unicosmk_unique_section,
2831 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
2832 unicosmk_asm_file_start, unicosmk_asm_file_end,
2833 unicosmk_output_common): Declare.
2835 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
2836 direct_return, function_arg, alpha_va_start, alpha_va_arg,
2837 alpha_does_function_need_gp, alpha_end_function): Support Cray
2839 (alpha_init_machine_status, alpha_mark_machine_status,
2840 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
2841 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
2842 unicosmk_asm_named_section, unicosmk_insert_attributes,
2843 unicosmk_section_type_flags, symbolic_operand,
2844 unicosmk_output_module_name, unicosmk_output_default_externs,
2845 unicosmk_output_dex, unicosmk_output_externs,
2846 unicosmk_output_addr_vec, unicosmk_ssib_name,
2847 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
2848 unicosmk_asm_file_end, unicosmk_output_common,
2849 unicosmk_section_type_flags, unicosmk_unique_section,
2850 unicosmk_add_call_info_word, unicosmk_text_section,
2851 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
2852 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
2853 unicosmk_dex_count, unicosmk_special_name): New.
2854 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
2855 TARGET_ABI_UNICOSMK.
2856 (get_aligned_mem, alpha_expand_unaligned_load,
2857 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
2858 alpha_expand_unaligned_store_words): Support big-endian mode.
2859 (print_operand): Likewise. New format specifier 't'. Use
2860 TARGET_AS_SLASH_BEFORE_SUFFIX.
2861 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
2862 (alpha_pv_save_size): Update with above change.
2863 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
2864 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
2867 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
2868 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
2869 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
2870 (EXTRA_CONSTRAINT): New constraint 'U'.
2871 (PREDICATE_CODES): Add symbolic_operand.
2873 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
2874 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
2875 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
2876 (integer division and modulus patterns): Split in default and
2878 (*divmodsi_internal, *divmoddi_internal): Disable for
2879 TARGET_ABI_UNICOSMK.
2880 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
2881 little-endian and big-endian versions.
2882 (ext, ins, msk): Likewise.
2883 (extv, extzv, insv): Support big-endian mode.
2884 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
2885 (call_umk, call_value_umk, *call_umk, tablejump_umk,
2886 *tablejump_umk_internal, *call_value_umk): New.
2887 (*movdi_nofix): Add pattern for loading an address into a register on
2888 TARGET_ABI_UNICOSMK.
2889 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
2890 (umk_mismatch_args, arg_home_umk): New.
2891 (various insns): Don't use mov, fmov, nop, fnop and unop.
2892 (realign): Support TARGET_ABI_UNICOSMK.
2894 * config/alpha/unicosmk.h: New file.
2895 * config/alpha/t-unicosmk: New file.
2897 * fixinc/inclhack.def (unicosmk_restrict): New.
2898 * fixinc/fixincl.x: Regenerate.
2900 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
2901 (wchar_t): Check for and define __WCHAR_T__.
2903 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
2905 * combine.c (simplify_shift_const): Treat shifts by the mode
2908 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
2910 * cpphash.h (struct tokenrun): New.
2911 (struct cpp_context): New member bol.
2912 (struct cpp_reader): New members.
2913 (_cpp_init_tokenrun): New.
2914 * cppinit.c (cpp_create_reader): Set up the token runs.
2915 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
2916 (lex_token): New internalised version of _cpp_lex_token. Don't
2917 handle directives or the multiple include opimisation here any
2918 more. Simply lex a token.
2919 * cpplib.c (run_directive): Clear bol.
2920 (_cpp_pop_buffer): Set bol.
2921 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
2924 2001-09-11 Michael Meissner <meissner@redhat.com>
2926 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
2927 give an error if the user uses -mfp32.
2928 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
2930 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
2931 floating point register size.
2932 (EXTRA_SPECS): Add CPP_FPR_SPEC.
2934 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
2935 HOST_WIDE_INT_PRINT_DEC to properly print the result of
2937 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2938 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2940 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
2942 * dbxout.c (dbxout_parms): Fix typo in comment.
2943 * unroll.c (loop_find_equiv_value): Ditto.
2944 * toplev.c (rest_of_compilation): Ditto.
2945 * loop.c (scan_loop): Ditto.
2946 * dwarf2out.c (struct dw_fde_struct): Ditto.
2948 2001-09-10 Zack Weinberg <zackw@panix.com>
2950 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
2951 copying identifier when we're just going to throw it away.
2952 (parse_identifier_slow): New routine to handle abnormal cases.
2953 (_cpp_lex_token): Update call site.
2955 * hashtable.c (ht_lookup): Don't assume that the string we've
2956 been given is NUL-terminated.
2957 * system.h: #define __builtin_expect(a, b) to (a) if not
2960 2001-09-10 Michael Meissner <meissner@redhat.com>
2962 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
2965 2001-09-10 David Edelsohn <edelsohn@gnu.org>
2967 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
2969 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2971 * builtins.c (c_getstr): Correct thinko in last change and further
2974 2001-09-10 Tim Freeman <tim@fungibole.com>
2976 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
2977 into varray's and register them as roots with the garbage
2978 collector so they are not collected too soon.
2980 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
2982 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
2984 * basic-block.h (flow_obstack, label_value_list,
2985 tail_recursion_label_list): Declare
2986 (tidy_fallthru_edges): Declare.
2987 (expunge_block, last_loop_beg_note): Delete.
2988 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
2990 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
2991 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
2992 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
2993 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
2994 expunge_block, flow_delete_block, compute_bb_for_insn,
2995 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
2996 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
2997 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
2998 try_redirect_by_replacing_jump, last_loop_beg_note,
2999 redirect_edge_and_branch, redirect_edge_and_branch_force,
3000 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
3001 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
3002 commit_edge_insertions, dump_flow_info, debug_flow_info,
3003 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
3004 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
3005 Move here from flow.c
3006 * cfganal.c: New file.
3007 (forwarder_block_p, can_fallthru, mark_critical_edges,
3008 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
3009 find_unreachable_blocks, create_edge_list, free_edge_list,
3010 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
3011 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
3012 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
3013 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
3014 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
3015 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
3016 Move here from flow.c
3017 * cfgbuild.c: New file
3018 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
3019 make_edges, find_basic_blocks_1, find_basic_blocks,
3020 find_sub_basic_blocks): Move here from flow.c
3021 * cfgcleanup.c: New file.
3022 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
3023 merge_blocks_move_predecessor_nojumps,
3024 merge_blocks_move_successor_nojumps, merge_blocks,
3025 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3026 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
3027 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
3029 * cfgloop.c: New file
3030 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
3031 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
3032 flow_loop_exit_edges_find, flow_loop_nodes_find,
3033 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3034 flow_loop_tree_node_add, flow_loops_tree_build,
3035 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
3036 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
3037 Move here from flow.c
3038 * flow.c: Remove everything moved elsewhere
3039 * output.h (cleanup_cfg): Return bool.
3041 * bb-reorder.c (reorder_block_def): Remove 'index'.
3042 (insert_intra_1): Add argument BB, set block for new note.
3043 (make_reorder_chain): Do not depdent on BB indexes.
3044 (make_reorder_chain_1): Do not use BB indexes.
3045 (label_for_bb): Likewise; set BB for new insn.
3046 (emit_jump_to_block_after): Likewise.
3047 (fixup_reoder_chain): Sanity check that all basic blocks
3048 are chained; verify newly created insn chain; remove
3049 undocnitional jump simplifying; Do not use BB indexes;
3050 properly initialize count and frequency information;
3051 dump reordered sequence.
3052 (insert_intra_bb_scope_notes): update call of insert_intra_1.
3053 (insert_inter_bb_scope_notes): Set block for new insn.
3054 (reorder_basic_blocks): Dump flow info before reoredering.
3056 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3058 * alias.c (clear_reg_alias_info): Use K&R format definition.
3059 Avoid unsigned warning.
3060 * builtins.c: Use "unsigned int", not "unsigned".
3061 (target_char_cast): Use host_integerp and tree_low_cst.
3062 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
3063 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
3064 (c_getstr): Likewise.
3065 (std_expand_builtin_va_arg): Use int_size_in_bytes.
3066 (builtin_memcpy_read_str): Avoid unsigned warning.
3067 (expand_builtin_memcpy): Alignments are unsigned.
3068 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
3069 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
3070 * predict.c (expensive_function_p): LIMIT now unsigned.
3071 * resource.c (mark_target_live_regs): Make some vars unsigned.
3072 * sdbout.c: Use "unsigned int", not "unsigned".
3073 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
3074 (sdbout_source_line): Likewise.
3075 (sdbout_record_type_name): Remove "const" for NAME declaration.
3076 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
3078 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
3080 * calls.c (store_one_arg): Expand comment.
3082 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3084 * calls.c (store_one_arg): Make sure that the entire argument is
3085 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
3087 2001-09-09 Richard Henderson <rth@redhat.com>
3089 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
3091 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
3093 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
3095 2001-09-09 Richard Henderson <rth@redhat.com>
3097 * config/alpha/alpha.c (alpha_next_sequence_number): New.
3098 (alpha_this_literal_sequence_number): New.
3099 (alpha_this_gpdisp_sequence_number): New.
3100 (some_operand, input_operand): Add HIGH.
3101 (local_symbolic_operand): New.
3102 (alpha_encode_section_info): New.
3103 (alpha_legitimate_address_p): Allow LO_SUM.
3104 (alpha_legitimize_address): Generate HIGH+LO_SUM.
3105 (alpha_expand_mov): Likewise.
3106 (secondary_reload_class): Check memory_operand not general_operand
3108 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
3109 (alpha_expand_unaligned_store): Likewise.
3110 (alpha_expand_unaligned_load_words): Likewise.
3111 (alpha_expand_unaligned_store_words): Likewise.
3112 (alpha_expand_block_clear): Likewise.
3113 (print_operand): Handle %#, %*, %H.
3114 (print_operand_address): Handle LO_SUM.
3116 (alpha_does_function_need_gp): Use it.
3117 (alpha_expand_block_move): Fix signed compare warnings.
3118 (alpha_sa_mask, alpha_align_insns): Likewise.
3119 * config/alpha/alpha-protos.h: Update.
3120 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
3121 (MASK_EXPLICIT_RELOCS): New.
3122 (TARGET_SWITCHES): Add -mexplicit-relocs.
3123 (EXTRA_CONSTRAINT): Add 'T'.
3124 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
3125 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
3126 (ENCODE_SECTION_INFO): Out line.
3127 (REDO_SECTION_INFO_P): New.
3128 (STRIP_NAME_ENCODING): New.
3129 (ASM_OUTPUT_LABELREF): New.
3130 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
3131 (PREDICATE_CODES): Update.
3132 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
3133 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
3134 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
3135 builtin_setjmp_receiver_er, exception_receiver_1_er,
3136 call_value_osf_1_er): New patterns.
3137 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
3138 (movqi, movhi, movsi): Add explicit $31 base register to lda.
3139 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
3140 (FINAL_PRESCAN_INSN): New.
3142 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
3144 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
3146 2001-09-08 Andreas Jaeger <aj@suse.de>
3148 * i386.h (TARGET_SWITCHES): Fix description.
3150 2001-09-07 David Edelsohn <edelsohn@gnu.org>
3152 * rs6000.c (num_insns_constant): Compute number of instructions
3155 * doc/install.texi: Explain AIX exception handling work-around.
3156 Update URL for AIX fixes.
3158 2001-09-07 Jim Wilson <wilson@redhat.com>
3160 * alias.c (clear_reg_alias_info): New.
3161 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
3162 * rtl.h (clear_reg_alias_info): Declare.
3164 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3166 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
3168 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
3169 (m16m,edivm,emulm): Change declaration to match definition.
3171 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3173 * reload.c (push_reload): Check for subreg_lowpart_p instead of
3174 SUBREG_BYTE being 0 when determining if the inner part of a subreg
3177 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3179 * c-common.c (signed_or_unsigned_type): Handle machine mode types
3180 which have no corresponding C type.
3181 * fold_const.c (target_isinf,target_isnan,target_negative): Update
3182 the representation of 64-bit doubles to work with 64-bit ints.
3184 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
3186 * config/mips/mips.c (override_options): Do not override ISA when ABI
3187 specified if MIPS_CPU_STRING_DEFAULT was specified.
3189 2001-09-07 Richard Henderson <rth@redhat.com>
3191 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
3192 (express_from_1): Wrap lines.
3193 * rtlanal.c (commutative_operand_precedence): Rename from
3194 operand_preference; export.
3195 * rtl.h: Declare it.
3196 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
3197 (simplify_binary_operation): Invoke simplify_plus_minus on
3198 (CONST (PLUS ...)) as well.
3199 (struct simplify_plus_minus_op_data): New.
3200 (simplify_plus_minus_op_data_cmp): New.
3201 (simplify_plus_minus): Use them. Avoid infinite recursion with
3202 simplify_binary_operation wrt CONST.
3204 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
3206 * h8300-protos.h (general_operand_dst_push): Remove.
3207 * h8300.c (general_operand_dst_push): Likewise.
3208 * h8300.h (OK_FOR_T): Likewise.
3209 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
3210 * h8300.md (pushqi_h8300): New.
3211 (pushqi_h8300hs): Likewise.
3213 (pushhi_h8300): Likewise.
3214 (pushhi_h8300hs): Likewise.
3217 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3219 * genattrtab.c (attr_printf): First arg is unsigned.
3220 Clean up formatting of callers.
3222 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
3224 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
3227 2001-09-07 Andreas Jaeger <aj@suse.de>
3229 * i386.h (TARGET_SWITCHES): Fix descriptions.
3231 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3233 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
3235 2001-09-06 Ira Ruben <ira@apple.com>
3237 Remove OP_IDENTIFIER.
3238 * tree.def (OP_IDENTIFIER): Remove.
3239 * tree.c (tree_node_kind enum): Remove op_id_kind.
3240 (tree_node_kind_names): Remove "op_identifiers".
3241 (make_node): Remove OP_IDENTIFIER test.
3242 (build_op_identifier): Removed because it isn't being used.
3243 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
3244 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
3246 2001-09-06 Richard Henderson <rth@redhat.com>
3248 * simplify-rtx.c (simplify_binary_operation): Revert last change.
3250 2001-09-06 Richard Henderson <rth@redhat.com>
3252 * simplify-rtx.c (simplify_binary_operation): Simplify contents
3255 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3257 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
3258 number used for CR register.
3260 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3261 Joern Rennecke (amylaar@cygnus.com)
3263 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
3264 * h8300.c (initial_offset): Handle offset between RP and FP.
3265 (h8300_return_addr_rtx): New function.
3266 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
3268 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
3269 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3270 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
3271 (CAN_ELIMINATE, REGISTER_NAMES):
3272 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
3274 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
3276 Remove TYPE_NONCOPIED_PARTS.
3277 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
3278 (struct tree_type): Remove noncopied_parts.
3279 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
3280 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
3281 (fixed_type_p): Remove.
3282 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
3283 (expand_expr, MODIFY_EXPR): Likewise.
3284 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
3285 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
3287 2001-09-06 Alan Modra <amodra@bigpond.net.au>
3289 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
3291 (mask64_operand): Likewise.
3292 (includes_rldic_lshift_p): Likewise.
3293 (includes_rldicr_lshift_p): Likewise.
3295 2001-09-05 Ziemowit Laski <zlaski@apple.com>
3297 * objc/objc-act.c (build_message_expr): If a class method cannot
3298 be found, do not issue a warning if a corresponding instance
3299 method exists in the root class.
3301 2001-09-05 Richard Henderson <rth@redhat.com>
3303 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
3305 2001-09-05 Zack Weinberg <zack@codesourcery.com>
3307 * function.c (ggc_mark_struct_function): Mark f->outer.
3308 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
3309 * integrate.c (output_inline_function): ... not here.
3311 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
3313 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
3315 * i386.c (size_cost): New static variable.
3316 (override_function): Use size_cost when -Os is specified.
3318 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
3319 properly; Use current_function_calls_eh_return.
3320 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
3321 use leave to avoid depdendancy chain.
3323 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
3324 get BB loop_depth instead of computing it from LOOP notes.
3326 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
3328 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3330 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3331 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3332 UNALIGNED_DOUBLE_INT_ASM_OP): Define
3334 2001-09-05 Jeffrey A Law (law@cygnus.com)
3335 Jason Merrill (jason@redhat.com)
3337 * stor-layout.c (layout_type): Complain if an array's size can
3338 not be represented in a size_t.
3340 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
3342 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
3344 * gcc.c: (process_command) Add parentheses around assignment
3345 used as truth value.
3347 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3349 * config/mips/mips.c (save_restore_insns): Don't mark any register
3350 save slots as unchanging if current_function_calls_eh_return.
3352 2001-09-05 Richard Henderson <rth@redhat.com>
3354 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
3355 * config/alpha/alpha-protos.h: Declare it.
3356 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
3357 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
3358 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
3359 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
3360 (REG_OK_FOR_BASE_P): Select one of the above.
3362 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3364 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
3365 (crti.o): Prefix name of object file with $(T).
3368 2001-09-05 David S. Miller <davem@redhat.com>
3370 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
3371 * config/sparc/linux64.h: Likewise.
3373 2001-09-05 Andreas Jaeger <aj@suse.de>
3375 * doc/invoke.texi (i386 Options): -mwide-multiply is not
3376 available anymore, remove the documentation.
3377 (i386 Options): Fix typo, cleanup index entries.
3379 * prefix.c (concat): Remove, we can use the version from liberty.
3381 2001-09-05 Richard Henderson <rth@redhat.com>
3383 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
3384 New functions split out of md file expanders.
3385 * config/alpha/alpha-protos.h: Declare them.
3386 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
3388 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
3390 * cppmacro.c (funlike_invocation_p): No need to restore context.
3392 2001-09-04 Richard Henderson <rth@redhat.com>
3394 * reload.c (push_reload): Export.
3395 * reload.h (push_reload): Declare it.
3397 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
3398 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3399 * config/alpha/alpha.c (alpha_legitimize_address): New.
3400 (alpha_legitimize_reload_address): Likewise.
3401 * config/alpha/alpha-protos.h: Declare them.
3403 2001-09-04 Stan Shebs <shebs@apple.com>
3405 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
3406 * config/darwin.c (machopic_stub_name): Account for internally
3407 generated lib calls such as memcpy.
3409 2001-09-04 Richard Henderson <rth@redhat.com>
3411 * unwind.h (_UA_END_OF_STACK): New flag.
3412 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
3414 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3416 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
3418 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
3420 * config/mips/mips.c (save_restore_insns): Change base_offset to
3421 fp_offset in second call to mips_emit_frame_related_store.
3423 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
3425 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
3426 sometimes be represented as a NOTE of type
3427 NOTE_INSN_DELETED_LABEL.
3428 (Insns): Document NOTE_INSN_DELETED_LABEL.
3430 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
3432 * c-common.h (tree_dump_index): Add more comments.
3433 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
3434 (dump_option_value_info): New struct.
3435 (dump_options): New array.
3436 (dump_switch_p): Parse switch options symbolically.
3437 * doc/invoke.texi (-fdump-ast): Rename to ...
3438 (-fdump-tree): ... here. Document that options are symbolic, and
3439 not all are applicable.
3441 2001-09-04 David S. Miller <davem@redhat.com>
3443 * config/sparc/sparc.md (define_splits): Kill constraints.
3445 Cleanup redundant and unused insn attributes.
3446 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
3447 binary, and move. Mark ialu as default.
3448 (commented out define_function_unit "alu"): Kill.
3449 (define_attr "use_clobbered"): Kill.
3450 (whole file): Kill address insn type references. Replace
3451 all unary/binary/move references with ialu.
3452 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
3453 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
3456 Simplify length insn attribute and make more judicious use
3457 of insn attribute defaulting.
3458 * config/sparc/sparc.md (all insns with length > one): Mark as
3459 insn type multi if real instructions, else use default if
3460 it is a forced splitter.
3461 (all insns with length == one): Use default insn length.
3462 (all insns of type ialu): Use default insn type.
3464 Fix erroneous insn attribute settings.
3465 (addx): Set insn type to misc.
3466 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
3467 const_umulsidi3_sp64): Set insn type to imul.
3469 Track SFmode vs DFmode insns according to UltraSPARC
3471 * config/sparc/sparc.md ("fptype"): New attribute, default
3473 (all DFmode single insns): Mark as fptype "double".
3475 2001-09-03 Jakub Jelinek <jakub@redhat.com>
3477 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
3479 2001-09-03 Richard Henderson <rth@redhat.com>
3481 * function.h (struct function): Add arg_pointer_save_area_init.
3482 * function.c (expand_function_end): Init arg_pointer_save_area.
3483 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
3484 when called from a nested function.
3486 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
3488 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
3491 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3493 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
3495 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
3497 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
3498 (emit_push_insn): Use specified padding direction when
3499 STACK_PUSH_CODE is POST_INC.
3501 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
3503 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3505 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
3507 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
3509 * cppinit.c (cpp_start_read): Free the imacros list as we
3510 traverse it. Don't free the chains before returning.
3511 (_cpp_push_next_buffer): Only try pushing buffers if we've
3512 completed -imacros handling.
3514 2001-08-31 Eric Christopher <echristo@redhat.com>
3516 * gcc.c (handle_braces): Add explaination for abort.
3518 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
3520 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
3521 move adjustment of bitpos instead.
3523 2001-08-31 Zack Weinberg <zack@codesourcery.com>
3525 * function.c: Remove all_functions. Make outer_function_chain
3527 (init_function_start): Don't add new function structure to
3529 (find_function_data, push_function_context_to,
3530 pop_function_context_from, put_var_into_stack,
3531 trampoline_address): Update for changed structure element names.
3532 (push_function_context_to): Disentangle.
3533 (free_after_compilation): Also free F.
3534 (expand_dummy_function_end): Don't free cfun here.
3535 (put_var_into_stack): Comment why we can't use find_function_data here.
3536 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
3537 (mark_function_chain): Split into maybe_mark_struct_function and
3538 ggc_mark_struct_function. Export the latter.
3539 (init_function_once): Mark from cfun and outer_function_chain;
3542 * function.h (struct function): Kill next_global. Rename next
3543 to outer. All users updated to match.
3544 (all_functions, outer_function_chain): Don't declare.
3546 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
3547 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
3548 don't touch f->inlinable, after calling rest_of_compilation.
3550 * tree.h: Forward-declare struct function. Prototype
3551 ggc_mark_struct_function.
3553 2001-08-31 Kazu Hirata <kazu@hxi.com>
3555 * config/h8300/h8300.md (*andorhi3): Fix typos.
3557 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3559 * calls.c (emit_library_call_value): Don't use a fixed
3560 argument after VA_CLOSE, i.e. out of scope in traditional C.
3562 * emit-rtl.c (gen_rtvec): Likewise.
3564 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3566 * Makefile.in (c-pragma.o): Depend on output.h.
3567 (reorg.o): Depend on except.h.
3569 * c-pragma.c: Include output.h.
3571 * reorg.c: Include except.h.
3573 * unwind-dw2.c: Call __builtin_alloca, not alloca.
3575 2001-08-31 Richard Henderson <rth@redhat.com>
3577 * sched-deps.c (add_dependence): Don't elide dependancy if the
3578 conditional used by insn is modified in elem.
3580 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
3582 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
3584 2001-08-31 Diego Novillo <dnovillo@redhat.com>
3586 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
3589 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3591 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
3593 (stormy16_asm_out_constructor): New function.
3594 (TARGET_ASM_CONSTRUCTOR): Define.
3595 (TARGET_ASM_DESTRUCTOR): Define.
3597 2001-08-31 Andreas Jaeger <aj@suse.de>
3599 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
3600 * loop.c (add_label_notes): Likewise.
3601 * reload.c (find_reloads): Likewise.
3602 * config/sh/sh.c (machine_dependent_reorg): Likewise.
3604 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
3606 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
3607 code here. Take _Unwind_{W,Sw}ord*.
3608 (read_encoded_value_with_base): Use them.
3609 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
3611 (extract_cie_info): Simplify read_?leb128 handling.
3612 (execute_stack_op, execute_cfa_program): Likewise.
3613 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
3615 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3617 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
3618 the frame pointer to pop the stack if convenient.
3620 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
3621 Don't use post-increment before combine.
3622 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
3623 a call-saved register.
3625 2001-08-31 Andreas Jaeger <aj@suse.de>
3627 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
3630 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
3632 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
3633 not DIV/MOD, of course.
3635 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
3637 * rtl.def: Undo my patch commited 2001-08-27.
3639 * genattrtab.c: Ditto.
3643 * sched-int.h: Ditto.
3645 * target-def.h: Ditto.
3649 * haifa-sched.c: Ditto.
3651 * sched-rgn.c: Ditto.
3653 * sched-vis.c: Ditto.
3655 * Makefile.in: Ditto.
3657 * doc/md.texi: Ditto.
3659 * doc/tm.texi: Ditto.
3661 * doc/contrib.texi: Ditto.
3663 * doc/gcc.texi: Ditto.
3665 * genattrtab.h: Remove it.
3667 * genautomata.c: Remove it.
3669 * genattr.c: Undo my patch and Richard Henderson's patch commited
3672 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
3674 * config.gcc (h8300-*-elf*): New case.
3675 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
3676 (SUBTARGET_CPP_SPEC): Define.
3677 (EXTRA_SPECS): Define.
3678 (SUBTARGET_EXTRA_SPECS): Define.
3679 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
3680 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
3682 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
3684 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
3685 (LIB2FUNCS_EXTRA): Define.
3686 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
3687 config/h8300/fixunssfsi.c: New file.
3689 2001-08-30 Kazu Hirata <kazu@hxi.com>
3691 * config/h8300/h8300.md (zero_extendqihi2): Changes to
3692 define_expand to accomodate target-specific attributes.
3693 (anonymous zero_extendqihi2 patterns): New.
3695 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
3697 * h8300.md (*andorhi3): New pattern.
3699 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
3701 * h8300.c (dosize): Fix test for "sub".
3703 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
3705 * c-typeck.c (pointer_diff): Try to eliminate common term before
3708 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
3710 * config/arm/arm.c (arm_compute_initial_elimination_offset):
3711 Account for the saves of the FP registers.
3713 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
3714 (TEXT_SECTION_ASM_OP): Define.
3715 (INIT_SECTION_ASM_OP): Define.
3716 (FINI_SECTION_ASM_OP): Define.
3717 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
3718 (RDATA_SECTION_FUNCITON): Provide prototype.
3720 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
3722 * reload1.c (move2add_note_store): Correct typo checking for
3725 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
3727 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
3728 note should not be considered outside the libcall block.
3730 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3732 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
3734 2001-08-29 Kazu Hirata <kazu@hxi.com>
3736 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
3738 2001-08-29 Kazu Hirata <kazu@hxi.com>
3740 * config/h8300/h8300-protos.h: Add a prototype for
3742 * config/h8300/h8300.c (emit_logical_op): New.
3743 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
3750 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3752 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
3753 comparison with rtx INTVAL.
3754 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
3756 * pa.h (FUNCTION_ARG_SIZE): Likewise.
3758 2001-08-29 Kazu Hirata <kazu@hxi.com>
3760 * config/h8300/lib1funcs.asm: Update the copyright. Fix
3763 2001-08-29 Kazu Hirata <kazu@hxi.com>
3765 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
3766 (reg n) to (mem (pre_dec (reg n))
3767 (anonymous movsi pattern): Likewise.
3769 2001-08-29 Kazu Hirata <kazu@hxi.com>
3771 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
3773 2001-08-29 Kazu Hirata <kazu@hxi.com>
3775 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
3776 several special constants.
3778 2001-08-29 Kazu Hirata <kazu@hxi.com>
3780 * config/h8300/lib1funcs.asm: Fix comment typos.
3782 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3784 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
3785 Fix format specifier warnings.
3787 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
3788 inet_makeaddr, semctl): Prototype.
3790 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
3791 (save_restore_insns): Use base_offset, not gp_offset.
3793 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
3794 (ASM_OUTPUT_BYTE): Fix format specifier warning.
3796 2001-08-29 Richard Henderson <rth@redhat.com>
3798 * bb-reorder.c (function_tail_eff_head): New.
3799 (record_effective_endpoints): Set it.
3800 (fixup_reorder_chain): Use it.
3802 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3804 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
3806 2001-08-28 Dale Johannesen <dalej@apple.com>
3808 * config/darwin.c (machopic_function_base_name): Add const
3809 qualifier to a string.
3810 (darwin_encode_section_info): Ditto.
3812 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3814 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
3815 function definition.
3817 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3819 * df.h (struct df): Add rts_order variable.
3821 * df.c (df_visit_next_rts): New function.
3822 (df_visit_next): Renamed to df_visit_next_rc
3823 (df_analyse_1): Allocate/compute/free rts_order as well.
3824 (df_rd_global_compute): Use df_visit_next_rc instead of
3826 (df_ru_global_compute): Use df_visit_next_rts instead of
3829 * flow.c (flow_reverse_top_sort_order_compute): New function.
3831 * basic-block.h: Add prototype.
3833 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3835 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
3836 blocks, the BB_REACHABLE is now set, rather than aux being
3837 non-NULL. Update the test to reflect this.
3839 2001-08-28 Eric Christopher <echristo@redhat.com>
3841 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
3842 config/mips/crti.asm: Ditto.
3844 2001-08-28 Eric Christopher <echristo@redhat.com>
3845 Richard Henderson <rth@redhat.com>
3847 * c-pragma.h (add_weak): Move prototype from here...
3848 * output.h (add_weak): ... to here.
3849 * varasm.c (add_weak): Fix typo.
3850 * config/mips/crti.asm: New file.
3851 * config/mips/crtn.asm: Ditto.
3852 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
3853 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
3854 (INVOKE__main): Ditto.
3855 (INIT_SECTION_ASM_OP): New.
3856 (FINI_SECTION_ASM_OP): Ditto.
3857 (STARTFILE_SPEC): Add crti.
3858 (ENDFILE_SPEC): Add crtn.
3859 * config/mips/elf64.h: Same.
3860 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
3862 * config/mips/vxworks.h: Ditto.
3863 * config/mips/t-elf: Support crti and crtn.
3865 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3867 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
3870 2001-08-28 Richard Henderson <rth@redhat.com>
3872 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
3873 (one_cmplbi2 splitter): Remove redundant test.
3875 2001-08-28 Dale Johannesen <dalej@apple.com>
3877 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
3879 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
3881 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
3883 2001-08-28 Stan Shebs <shebs@apple.com>
3885 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
3886 (UNALIGNED_SHORT_ASM_OP): Define.
3887 (UNALIGNED_INT_ASM_OP): Define.
3889 2001-08-28 Will Cohen <wcohen@redhat.com>
3891 * config/rs6000/rs6000.md (store_multiple): Correct RTL
3892 generation for first set.
3894 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3896 * flow.c (redirect_edge_succ_nodup): Return new edge.
3897 (try_simplify_condjump): Use new edge.
3898 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
3900 * cse.c (cse_basic_block): Skip note instructions.
3902 2001-08-27 Richard Henderson <rth@redhat.com>
3904 * combine.c (combine_simplify_rtx): Don't reverse condition
3905 if there is no reverse for the condition.
3906 (simplify_comparison): Don't simplify subregs from INT to FP.
3908 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
3909 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
3910 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
3911 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
3912 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
3913 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
3915 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3917 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
3918 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
3920 (adddi_dilshr32, adddi_dishl32): Only data register can be
3921 source for mem destination.
3923 * expmed.c (store_bit_field): Ignore adjustment to bitpos
3924 and use bitnum to decide about register move.
3926 2001-08-27 Richard Henderson <rth@redhat.com>
3928 * genattr.c (main): Emit state_t even when not doing scheduling.
3930 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3931 Richard Henderson <rth@redhat.com>
3933 * gcse.c (reg_first_set, reg_last_set): Replace with ...
3934 (reg_avail_info, current_bb): ... these.
3935 (oprs_unchanged_p, record_last_reg_set_info): Use them.
3936 (compute_hash_table): Likewise.
3938 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3940 * flow.c (verify_flow_info): Use checksums to verify edges.
3942 2001-08-27 Richard Henderson <rth@redhat.com>
3944 * genautomata.c (expand_automata): Always create a description.
3946 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3948 * optabs.c (expand_binop): Correctly handle the carry in multiword
3949 add/subtract operations.
3951 2001-08-27 Fred Fish <fnf@be.com>
3953 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
3956 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3958 * reload.c (find_reloads_toplev): Back out this change:
3960 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3962 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3963 mem if the address is a mode_dependent_address_p.
3965 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3967 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
3968 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
3969 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
3972 * genattr.c (main): New variable num_insn_reservations. Increase
3973 it if there is DEFINE_INSN_RESERVATION. Output automaton based
3974 pipeline hazard recognizer interface.
3976 * genattrtab.h: New file.
3978 * genattrtab.c: Include genattrtab.h.
3979 (attr_printf, check_attr_test, make_internal_attr,
3980 make_numeric_value): Move protypes into genattrtab.h. Define them
3982 (num_dfa_decls): New global variable.
3983 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
3984 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
3985 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
3986 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
3988 * genautomata.c: New file.
3990 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
3992 * sched-int.h: (curr_state): Add the external definition for
3993 automaton pipeline interface.
3994 (haifa_insn_data): Add comments for members blockage and units.
3996 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3997 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3998 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3999 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4000 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4001 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4002 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
4004 (TARGET_SCHED): Use the new macros.
4006 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
4007 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
4008 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
4009 dfa_bubble): New members in gcc_target.sched.
4011 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
4012 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
4013 (insn_queue): Redefine it as pointer to array.
4014 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
4016 (max_insn_queue_index_macro_value): New variable.
4017 (curr_state, dfa_state_size, ready_try): New varaibles for
4018 automaton interface.
4019 (ready_element, ready_remove, max_issue): New function prototypes
4020 for automaton interface.
4021 (choose_ready): New function prototype.
4022 (insn_unit, blockage_range): Add comments.
4023 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
4024 FUNCTION_UNITS_SIZE == 0.
4025 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
4026 actual_hazard, potential_hazard): Add comments.
4027 (insn_cost): Use cost -1 as undefined value. Remove
4028 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
4030 (ready_element, ready_remove): New functions for automaton
4032 (schedule_insn): Add new code for automaton pipeline interface.
4033 (queue_to_ready): Add new code for automaton pipeline interface.
4034 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
4035 (debug_ready_list): Print newline when the queue is empty.
4036 (max_issue): New function for automaton pipeline interface.
4037 (choose_ready): New function.
4038 (schedule_block): Add new code for automaton pipeline interface.
4039 Print ready list before scheduling each insn.
4040 (sched_init): Add new code for automaton pipeline interface.
4041 Initiate insn cost by -1.
4042 (sched_finish): Free the current automaton state and finalize
4043 automaton pipeline interface.
4045 * sched-rgn.c: Include target.h.
4046 (init_ready_list, new_ready, debug_dependencies): Add new code for
4047 automaton pipeline interface.
4049 * sched-vis.c: Include target.h.
4050 (get_visual_tbl_length): Add code for automaton interface.
4051 (target_units, print_block_visualization): Add comments.
4053 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
4054 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
4055 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
4056 (getruntime.o, genautomata.o): New entries.
4057 (genattrtab.o): Add new dependency file genattrtab.h.
4058 (genattrtab): Add new dependencies. Link it with `libm.a'.
4059 (getruntime.o, hashtab.o): New entries for canadian cross.
4061 * doc/md.texi: Description of automaton based model.
4063 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
4065 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4066 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4067 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4068 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4069 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4070 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4071 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
4073 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
4074 MAX_DFA_ISSUE_RATE): New macro descriptions.
4076 * doc/contrib.texi: Add dfa based scheduler contribution.
4078 * doc/gcc.texi: Add more information about genattrtab.
4080 2001-08-27 Diego Novillo <dnovillo@redhat.com>
4082 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
4085 2001-08-27 Richard Henderson <rth@redhat.com>
4087 * function.c (expand_function_end): Don't init arg_pointer_save_area.
4088 (get_arg_pointer_save_area): New. Create an init it here.
4089 (fix_lexical_addr): Use it.
4090 * function.h: Declare it.
4091 * builtins.c (expand_builtin_setjmp_receiver): Use it.
4092 * stmt.c (expand_nl_goto_receiver): Use it.
4094 2001-08-27 Richard Henderson <rth@redhat.com>
4096 * final.c (final_scan_insn): Don't enter APP_ON mode for
4099 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
4100 alignment for assemble_integer for DW_EH_PE_aligned.
4101 * except.c (output_function_exception_table): Likewise.
4103 2001-08-26 Andreas Jaeger <aj@suse.de>
4105 * c-tree.h: Add prototyp for c_sizeof_nowarn.
4107 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
4109 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
4111 2001-08-27 Alan Modra <amodra@bigpond.net.au>
4113 * config/rs6000/rs6000.c (mask_operand): Rewrite without
4115 (mask64_operand): Likewise.
4116 (rldic_operand): Delete.
4117 (includes_lshift64_p): Delete.
4118 (includes_rldic_lshift_p): New function.
4119 (includes_rldicr_lshift_p): New function.
4120 (print_operand): Don't call rldic_operand in case 'W'.
4121 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
4122 (includes_lshift64_p): Remove.
4123 (includes_rldic_lshift_p): Declare.
4124 (includes_rldicr_lshift_p): Declare.
4125 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
4126 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
4127 Replace match_operand rldic_operand predicate with
4128 const_int_operand. Replace includes_lshift64_p condition with
4129 includes_rldic_lshift_p.
4130 <ashldi3_internal 64 bit rldicr patterns>: New.
4132 2001-08-27 Andreas Jaeger <aj@suse.de>
4134 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4135 * errors.c: Likewise.
4136 * final.c: Likewise.
4137 * dwarf2asm.c: Likewise.
4138 * doprint.c (checkit): Likewise.
4139 * diagnostic.c: Likewise.
4140 * collect2.c: Likewise.
4141 * calls.c: Likewise.
4142 * c-semantics.c (build_stmt): Likewise.
4143 * c-format.c (status_warning): Likewise.
4144 * c-errors.c (pedwarn_c99): Likewise.
4145 * builtins.c (validate_arglist): Likewise.
4146 * config/pj/pj.c (pj_printf): Likewise.
4147 * fix-header.c: Likewise.
4149 * gcov.c (fnotice): Likewise.
4150 * gensupport.c (message_with_line): Likewise.
4151 * mips-tfile.c: Likewise.
4152 * protoize.c (notice): Likewise.
4153 * read-rtl.c (fatal_with_file_and_line): Likewise.
4154 * rtl-error.c: Likewise.
4155 * tradcpp.c: Likewise.
4157 * cp/tree.c (build_min_nt): Likewise.
4158 (build_min): Likewise.
4159 * cp/lex.c: Likewise.
4160 * cp/errfn.c: Likewise.
4161 * cp/rtti.c (create_pseudo_type_info): Likewise.
4163 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
4165 * df.c (df_uses_record): Return after recording all uses
4168 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
4170 * df.c (df_insn_modify): Realloc the INSN table here, if
4171 necessary, here, too.
4173 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
4175 * config/mips/mips.c (mips_function_value): Handle complex return
4178 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
4180 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
4182 * reload.c (make_memloc): Copy result if it is still
4183 reg_equiv_memory_loc[regno] on return.
4184 (subst_reloads) [ENABLE_CHECKING]: Check that none of
4185 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
4186 reg_equiv_mem are modified by the substitutions.
4188 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4190 * predict.c (expensive_function_p): New.
4191 * rtl.h (expensive_function_p): Declare.
4192 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
4193 (use_fast_prologue_epilogue): New static variable.
4194 (expand_prologue): Set it; emit short prologues if unset.
4195 (expand_epilogue): Likewise.
4197 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4199 * config.gcc: Add stormy16-*-elf case.
4200 * config/stormy16/stormy-abi: New file.
4201 * config/stormy16/stormy16-lib2.c: New file.
4202 * config/stormy16/stormy16-protos.h: New file.
4203 * config/stormy16/stormy16.c: New file.
4204 * config/stormy16/stormy16.h: New file.
4205 * config/stormy16/stormy16.md: New file.
4206 * config/stormy16/t-stormy16: New file.
4208 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4210 * i386.h (no-accumulate-outgoing-args): Use proper mask.
4212 2001-08-24 David Edelsohn <edelsohn@gnu.org>
4214 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
4215 descriptor members are pointer size, not constant 4.
4216 * config/rs6000/rs6000.md (define_splits): Remove more unused
4219 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4221 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
4223 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
4225 * cp/rtti.c (VPARAMS): Fix parameter.
4227 2001-08-24 Zack Weinberg <zackw@panix.com>
4229 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
4231 (mode_for_extraction): No need for #ifdefs. Add default-case abort
4233 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
4234 in if controlling use of insv.
4235 (extract_bit_field): Likewise, for extv and extzv.
4237 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4239 * i386.md (movcc peep2): Fix load of 0.
4241 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4243 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
4244 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
4246 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
4248 * c-pragma.h: Move weak_syms and weak_decls...
4249 * varasm.c: ...here. Now static.
4250 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
4251 depend on HANDLE_PRAGMA_WEAK.
4253 * c-common.c (c_alignof, c_alignof_expr): Move here...
4254 * c-typeck.c: ...from here.
4255 * c-tree.h, c-common.h: Adjust.
4257 2001-08-23 Bernd Schmidt <bernds@redhat.com>
4259 * config/ia64/ia64.c (rws_update): If !pred, set write_count
4260 instead of incrementing it.
4262 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
4263 asm ready, don't try to move them all into the same array element.
4265 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4267 * function.c (thread_prologue_and_epilogue_insns): Avoid
4268 fallthru flag on edge to exit.
4270 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
4272 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
4275 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4277 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
4278 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
4279 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
4282 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4284 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
4285 replace "GNU CC" with "GCC".
4287 2001-08-23 Richard Henderson <rth@redhat.com>
4289 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
4290 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
4291 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
4292 Need GR between FR and not GR_AND_FR.
4293 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
4294 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
4295 AR regs before GR regs.
4296 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
4297 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
4298 (REGISTER_MOVE_COST): Update.
4299 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
4301 2001-08-23 Richard Henderson <rth@redhat.com>
4303 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
4306 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4308 * reload1.c (emit_reload_insns): Don't look for notes
4309 on a NULL store_insn.
4311 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4313 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
4314 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
4315 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
4316 format specifier warnings.
4317 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
4319 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
4321 * config/i386/i386-protos.h: Correct declaration of
4322 i386_pe_asm_named_section.
4324 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
4326 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
4328 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4330 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4332 * cpperror.c (print_location): Don't show _Pragma.
4333 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
4334 and file change callback generation here.
4335 (stack_include_file): Update use of cpp_push_buffer.
4336 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
4337 (struct cpp_buffer): Remove type, pfile members.
4338 * cppinit.c (cpp_handle_option): Use free_chain.
4339 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
4340 (skip_escaped_newlines, get_effective_char, lex_percent): Take
4341 a cpp_reader rather than a cpp_buffer.
4342 (skip_escaped_newlines, get_effective_char, skip_block_comment,
4343 skip_line_comment, parse_string, lex_percent, lex_dot,
4344 _cpp_lex_token): Update accordingly.
4345 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
4347 (cpp_push_buffer): Update prototype.
4348 (run_directive): Update use of cpp_push_buffer.
4349 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
4350 handle_assertion): Update use of run_directive.
4351 * cpplib.h (enum cpp_buffer_type): Remove.
4352 (cpp_push_buffer): Update prototype.
4353 * fix-header.c (read_scan_file): Update.
4355 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4357 * gcc.c (struct prefix_list): Change prefix to const char *.
4359 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4361 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
4363 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
4365 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
4368 * jump.c (squeeze_notes): Take parms by reference. Handle END being
4371 * ifcvt.c (dead_or_predicable): Adjust.
4372 * loop.c (find_and_verify_loops): Adjust.
4373 * stmt.c (expand_end_case): Adjust.
4374 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
4375 head and end insn pointers in the basic block, not just local copies.
4376 (merge_blocks_move_predecessor_nojumps): Likewise.
4378 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
4380 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
4381 bitmap.h, builtin-types.def, builtins.c, builtins.def,
4382 c-aux-info.c, c-common.c, c-common.def, c-common.h,
4383 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
4384 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
4385 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
4386 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
4387 conditions.h, config.gcc, configure.frag, configure.in,
4388 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
4389 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
4390 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
4391 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
4392 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
4393 emit-rtl.c, errors.c, errors.h, except.c, except.h,
4394 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
4395 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
4396 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
4397 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
4398 gencheck.c, gencodes.c, genconfig.c, genemit.c,
4399 genextract.c, genflags.c, gengenrtl.c, genmultilib,
4400 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
4401 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
4402 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
4403 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
4404 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
4405 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
4406 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
4407 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
4408 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
4409 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
4410 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
4411 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
4412 params.h, predict.c, predict.def, predict.h, prefix.c,
4413 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
4414 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
4415 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
4416 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
4417 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
4418 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
4419 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
4420 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
4421 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
4422 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
4423 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
4424 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
4425 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
4426 xcoffout.h: replace "GNU CC" with "GCC".
4428 2001-08-21 Richard Henderson <rth@redhat.com>
4430 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
4431 (final_scan_insn): Consider jump tables data even if we have no
4432 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
4434 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
4435 (ASM_OUTPUT_CASE_END): Remove.
4436 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
4437 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
4438 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4440 2001-08-21 Richard Henderson <rth@redhat.com>
4442 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
4443 at barrier insns. Emit stop bits before barriers.
4445 * flow.c (flow_find_cross_jump): Don't consider unconditional
4446 return insns for commoning.
4448 * final.c (compute_alignments): Fix typo.
4450 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
4451 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
4452 (store_bit_field): Use mode_for_extraction more places.
4453 (extract_bit_field): Likewise.
4455 2001-08-21 Zack Weinberg <zackw@panix.com>
4457 * caller-save.c: Don't include insn-codes.h.
4458 (reg_save_code, reg_restore_code): Make arrays of int.
4459 All uses updated to match.
4460 (insert_save, insert_restore): No need to initialize "code"
4461 variable upon declaration.
4462 * Makefile.in: update dependencies; fix typo in clean rule.
4464 2001-08-21 Richard Henderson <rth@redhat.com>
4466 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
4467 (merge_if_block): Handle fallout from same.
4469 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4471 * builtins.c (type_to_class): Fix typo in last change.
4473 2001-08-21 Richard Henderson <rth@redhat.com>
4475 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
4476 ia64_asm_output_label.
4478 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
4479 copy of gp while the real gp register contains garbage.
4481 2001-08-21 Zack Weinberg <zackw@panix.com>
4483 * expmed.c (mode_for_extraction): New function.
4484 (store_bit_field, extract_bit_field): Use it.
4485 * expr.h: Prototype it and provide an enum for its first argument.
4487 * combine.c, function.c, recog.c: Don't include insn-codes.h.
4488 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
4489 and digging through the insn_data tables.
4490 * Makefile.in: Update dependencies.
4492 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4494 * cppfiles.c (stack_include_file): line-map.c now handles include
4496 (handle_missing_handler): Similarly.
4497 (_cpp_execute_include): Similarly.
4498 (_cpp_pop_file_buffer): Similarly.
4499 * cpphash.h (struct cpp_reader): Remove system_include_depth,
4500 buffer_stack_depth and include_depth.
4501 * cpplib.c (do_include_common): line-map.c now handles include depth.
4502 (cpp_push_buffer): Similarly.
4503 (_cpp_pop_buffer): Similarly.
4504 * cppmacro.c (builtin_macro): Update.
4505 * line-map.c (init_line_maps): Set depth.
4506 (add_line_map): Increment "used" earlier. Update and use the
4508 (trace_include): Use the include depth.
4509 * line-map.h (struct line_maps): New member depth.
4511 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4513 * cppfiles.c (stack_include_file): Don't handle -H here.
4514 * cppinit.c (cpp_start_read): Set include tracing after
4515 cpp_post_options and after stacking the main file.
4516 * line-map.c (trace_include): New.
4517 (init_line_maps, add_line_map): Update.
4518 * line-map.h (struct line_maps): New member trace_includes.
4520 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4522 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
4523 * cppfiles.c (stack_include_file): Only stack a file if there
4524 is something to do. Return a boolean indicating whether a
4525 buffer was stacked or not.
4526 (_cpp_execute_include): Similarly.
4527 (_cpp_read_file): Similarly.
4528 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
4530 2001-08-21 Sam Steingold <sds@gnu.org>
4532 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
4533 (RECACHE): keep obufp_before_macroname up to date
4535 2001-08-21 Zack Weinberg <zackw@panix.com>
4537 * stmt.c: Don't include insn-codes.h.
4538 (expand_end_case): Machine specific logic moved to expr.c.
4539 No need to worry about __builtin_classify_type.
4540 (check_for_full_enumeration_handling, emit_case_nodes):
4543 * builtins.o (expand_builtin_classify_type): Split up so code
4544 can be shared with fold_builtin_classify_type.
4545 (type_to_class, fold_builtin_classify_type): New functions.
4546 (fold_builtins): Handle __builtin_classify_type.
4548 * expr.c (do_tablejump): Now static.
4549 (case_values_threshold, try_casesi, try_tablejump): New;
4550 code mostly from stmt.c (expand_end_case).
4551 (expr.h): Update prototypes.
4553 * Makefile.in (stmt.o): Update dependencies.
4555 2001-08-21 Will Cohen <wcohen@redhat.com>
4557 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
4558 declaration of variable i.
4559 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
4560 declaration of variable i.
4562 2001-08-21 Richard Henderson <rth@redhat.com>
4564 * crtstuff.c: Fix thinko last change. Move list tails to start
4565 of CRT_END section. Tidy ifdefs.
4566 (__EH_FRAME_BEGIN__): Always static for ELF.
4567 (__do_global_ctors_1): Rename from __frame_dummy.
4568 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
4569 name change; don't hide __EH_FRAME_BEGIN__.
4571 2001-08-21 Richard Henderson <rth@redhat.com>
4573 * gdbinit.in: Move break on exit after break on fancy_abort.
4575 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
4578 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4580 * cpphash.h (_cpp_push_next_buffer): New.
4581 * cppinit.c (do_includes): Remove.
4582 (push_include, free_chain, _cpp_push_next_buffer): New.
4583 (cpp_start_read): Use them to rework command line option handling.
4584 (cpp_handle_option): Combine handling of -include and -imacros.
4585 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
4586 appropriate. Always insert missing \n at EOF.
4587 * cpplib.c (start_directive): Get the directive position right.
4588 * cppmain.c (cb_file_change): Always print the first line, unless
4591 2001-08-20 Andreas Jaeger <aj@suse.de>
4593 * profile.c (compute_branch_probabilities): Remove extra new-line
4595 * flow.c (verify_flow_info): Likewise.
4597 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4599 * basic-block.h (basic_block): Add new field 'flags'.
4600 (BB_REACHABLE): Define.
4601 (expunge_block): Declare.
4602 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
4603 (EXIT_BLOCK_PTR): Ditto.
4604 (expunge_block): Remove static declaration.
4605 (cleanup_cfg): Clear bb->aux on every basic block.
4606 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
4607 computing reachability.
4608 (delete_unreachable_blocks): Delete block b if b->flags has
4611 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4613 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
4615 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4617 * sparc.c (sparc_variable_issue): Fix typo in last change.
4619 2001-08-20 Richard Henderson <rth@redhat.com>
4621 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
4623 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
4625 * pa.h (RETURN_IN_MEMORY): Improve comment.
4627 2001-08-20 Janis Johnson <janis187@us.ibm.com>
4629 * doc/invoke.texi (Profiling options): Clarify the interactions
4630 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
4632 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
4634 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
4637 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4639 * gcc.c (make_relative_prefix): Allocate a sufficiently large
4642 2001-08-20 Richard Henderson <rth@redhat.com>
4644 * final.c (end_final): Fix typo last change.
4646 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
4648 * cppinit.c (init_standard_includes): The returned buffer
4649 is already malloc-ed.
4650 * gcc.c (add_prefix): Similarly.
4651 * prefix.c (translate_name): Update to support clear buffer
4653 (update_path): Similarly. Be sure to free any newly allocated
4654 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
4656 * prefix.h (update_path): Update prototype and document.
4657 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
4658 up and update to new buffer ownership rules.
4659 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
4661 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4663 * final.c (compute_alignments): New function.
4664 (init_insn_lengths): Do not care label_align.
4665 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
4666 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
4667 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
4668 (shorted_branches): Realloc label_align array; do
4669 not call init_insn_lengths; Do not care about loop alignments.
4670 * output.h (compute_alignments): Declare.
4671 * toplev.c (rest_of_compilation): Call compute_alignments.
4672 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
4674 * predict.c (block_info_def): Add npredecesors, remove nvisited;
4675 change visited to tovisit.
4676 (propagate_freq): Use faster traversing algorithm.
4677 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
4678 to tovisit; reverse meaning.
4680 * predict.c (struct block_info_def): Remove nvisited.
4681 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4682 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4684 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
4686 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
4687 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
4688 (TARGET_FUSED_MADD): New.
4689 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
4690 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
4691 the multiply-add instructions.
4693 2001-08-19 Richard Henderson <rth@redhat.com>
4695 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
4696 is aligned to pointer size.
4698 2001-08-19 Richard Henderson <rth@redhat.com>
4700 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
4701 display markers during final schedule.
4703 2001-08-19 Richard Henderson <rth@redhat.com>
4705 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
4707 2001-08-19 Richard Henderson <rth@redhat.com>
4709 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
4711 (ASM_NAME_TO_STRING): Remove.
4712 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
4713 in the same string. Remove support for expressions.
4715 2001-08-19 Richard Henderson <rth@redhat.com>
4717 * config/i386/i386.md (tablejump): Make an expander; handle
4718 pic relative addressing here.
4719 (tablejump_1): Rename from tablejump_pic.
4722 2001-08-19 Richard Henderson <rth@redhat.com>
4724 * regclass.c (fix_register): Fix typo.
4726 2001-08-18 Richard Henderson <rth@redhat.com>
4728 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
4729 (struct _Unwind_Context): Expand br_loc to hold it.
4730 (uw_frame_state_for): Handle leaf functions better.
4731 (uw_update_reg_address): Update for br_loc change.
4733 2001-08-18 Richard Henderson <rth@redhat.com>
4735 * crtstuff.c: Move list heads before code that uses them.
4736 (__JCR_LIST__): Remove initial null.
4737 (frame_dummy, __frame_dummy): Do java registration here ...
4738 (__do_global_ctors_aux): ... not here.
4740 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
4741 (__do_global_dtors_aux): Update to match.
4742 (__JCR_LIST__, __do_jv_register_classes): New.
4744 * config/ia64/crtend.asm (__JCR_END__): New.
4745 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
4746 instead of an indirect LTOFF22 reloc.
4748 2001-08-18 Richard Henderson <rth@redhat.com>
4750 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
4751 * regclass.c (init_reg_sets_1): Fix typo.
4752 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
4753 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
4754 (ia64_compute_frame_size): Make ar.unat live when in use.
4755 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
4756 for ar.pfs; remove ar.unat handling.
4757 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
4759 (PREDICATE_CODES): Add ar_pfs_reg_operand.
4760 * config/ia64/ia64-protos.h: Update decls.
4761 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
4762 (sibcall_pic): Likewise.
4764 2001-08-18 Richard Henderson <rth@redhat.com>
4766 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
4767 pred_rel_mutex when searching for insn_group_barrier.
4768 * config/ia64/ia64.md (cycle_display): Combine the expander
4771 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
4772 bit before asm as needed.
4774 2001-08-18 Richard Henderson <rth@redhat.com>
4776 * timevar.def (TV_MACH_DEP): New.
4777 * toplev.c (rest_of_compilation): Use it.
4778 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
4780 2001-08-18 Zack Weinberg <zackw@panix.com>
4782 * unwind-dw2.c (execute_stack_op): Add default aborts to
4783 the inner switches to prevent warnings.
4785 2001-08-18 Richard Henderson <rth@redhat.com>
4787 * timevar.h (struct timevar_time_def): Change element type to float.
4788 (ticks_to_msec, clocks_to_msec): Likewise.
4789 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
4790 (get_time): Likewise.
4791 (timevar_print): Adjust zero check and printing to match.
4793 2001-08-18 Zack Weinberg <zackw@panix.com>
4795 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
4796 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
4797 Eliminate overfull or underfull hboxes.
4799 2001-08-18 Zack Weinberg <zackw@panix.com>
4801 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4803 2001-08-18 Zack Weinberg <zackw@panix.com>
4805 * haifa-sched.c: Convert to target hooks. Macros replaced
4806 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
4807 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
4808 MD_SCHED_FINISH, and HAVE_cycle_display.
4809 * target-def.h (TARGET_SCHED_ADJUST_COST,
4810 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
4811 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
4812 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
4813 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
4814 New hook #defines to be overridden.
4815 (TARGET_SCHED): Bring them all together.
4816 (TARGET_INITIALIZER): Update.
4817 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
4818 instead of 'struct rtx_def *' throughout.
4819 (struct sched): New set of hooks for the scheduler.
4820 * Makefile.in (haifa-sched.o): Depend on target.h.
4821 * doc/tm.texi: Document the new scheduler hooks, together in
4822 their own section, instead of scattered around.
4823 Fix a bunch of underfull/overfull hboxes.
4825 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
4826 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
4827 sparc.h: Don't define any of the old scheduler macros.
4829 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
4830 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
4831 sparc.c: Create hook functions from code extracted from
4832 corresponding target header, or make existing hooks static, as
4833 appropriate. Set the appropriate entries in targetm.
4835 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
4836 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
4837 rs6000-protos.h, s390-protos.h, sparc-protos.h:
4838 Remove prototypes for functions which are now static.
4840 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
4841 related gunk; the Haifa scheduler is now the only choice.
4843 2001-08-18 Zack Weinberg <zackw@panix.com>
4845 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
4846 * genopinit.c: Put floating point divide insns in sdiv_optab.
4847 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
4848 * config/gofast.h, config/c4x/c4x.h,
4849 config/ia64/hpux_longdouble.h, config/mips/mips.h,
4850 config/pa/long_double.h, config/rs6000/sysv4.h,
4851 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
4852 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
4853 (init_optabs): Use init_optabv for overflow-trapping optabs.
4854 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
4855 cmp_optab RTX codes so have_insn_for can find them.
4857 * optabs.c (expand_simple_binop, expand_simple_unop,
4858 have_insn_for, gen_sub3_insn): New interfaces.
4859 * expr.h: Prototype new functions.
4860 (enum optab_methods): Move here from optabs.h.
4862 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
4863 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
4864 Use new functions instead of working directly with optabs.
4865 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
4866 unroll.c: Don't include optabs.h.
4867 * caller-save.c, combine.c, function.c, stmt.c: Just include
4868 insn-codes.h, not optabs.h.
4869 * Makefile.in: Update dependencies.
4871 * combine.c (make_compound_operation, simplify_comparison):
4872 Fix typos testing for this or that instruction.
4874 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4876 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
4877 generating libgcc.a.
4879 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4881 * except.c (TYPE_HASH): Delete.
4883 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
4886 * tree.c (TYPE_HASH): Delete.
4888 * tree.h (TYPE_HASH): Define.
4890 2001-08-18 Graham Stott <grahams@redhat.com>
4892 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
4894 (adddi3_internal_2+2): Likewise.
4895 (eh_set_lr_di+1): Likewise.
4897 2001-08-17 Richard Henderson <rth@redhat.com>
4899 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4900 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
4901 * dwarf2asm.c: ... here.
4902 * dwarfout.c: Remove them.
4904 * varasm.c (assemble_integer): Add align parameter.
4905 (assemble_real, output_constant, output_constructor): Likewise.
4906 * output.h: Update decls.
4907 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
4908 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
4909 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
4910 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
4911 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
4914 * final.c (end_final): Abort profile block generation if we
4915 havn't layed it out properly.
4916 * output.h (assemble_eh_integer): Remove stale decl.
4917 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
4919 (assemble_integer): Handle unaligned data.
4920 (assemble_real): Abort on unaligned data.
4921 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
4923 (default_dtor_section_asm_out_destructor): Use assemble_align.
4924 (default_named_section_asm_out_constructor): Likewise.
4925 (default_ctor_section_asm_out_constructor): Likewise.
4926 * config/darwin.c (machopic_asm_out_constructor): Likewise.
4927 (machopic_asm_out_destructor): Likewise.
4928 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
4929 (nextstep_asm_out_destructor): Likewise.
4930 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
4931 (vms_asm_out_destructor): Likewise.
4933 2001-08-17 Richard Henderson <rth@redhat.com>
4935 * config/mips/iris6.h (TARGET_IRIX6): New.
4936 (current_section_name, current_section_flags): New.
4937 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
4938 (MAX_OFILE_ALIGNMENT): New.
4939 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
4940 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
4941 (copy_file_data): Split out from
4942 (mips_asm_file_end): ... here.
4943 (mips_asm_file_start): Remove extra .section directive. Use
4944 tmpfile instead of mips_make_temp_file.
4945 (mips_unique_section): Use const char * as needed for warnings.
4946 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
4947 re-add align parameter.
4948 (iris6_asm_named_section): New.
4949 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
4950 (iris6_asm_output_align, iris6_section_align_1): New.
4951 (iris6_asm_file_start, iris6_asm_file_end): New.
4952 * config/mips/mips-protos.h: Update decls.
4954 2001-08-17 Janis Johnson <janis187@us.ibm.com>
4956 * doc/install.texi (Install GCC): Add links to build status pages.
4958 (Final install): Ditto; request updates for specific info
4960 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
4962 * cpperror.c (print_location): Don't take a file name; use the
4964 (_cpp_begin_message): Similarly.
4965 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4966 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4967 (cpp_pedwarn_with_file_and_line): Remove.
4968 * cppfiles.c (stack_include_file): Update; set filename to stdin
4969 here when appropriate.
4970 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
4971 (_cpp_begin_message): Don't take a file name.
4972 * cppinit.c: Add comment.
4973 * cpplex.c: Fix end-of-directive indicator.
4974 * cpplib.c: Don't include intl.h.
4975 (run_directive, do_diagnostic): Update.
4976 (do_line): Update to not use nominal_fname.
4977 (cpp_push_buffer): Don't take a filename.
4978 * cpplib.h (struct ht): Remove.
4979 (cpp_push_buffer): Don't take a filename.
4980 (cpp_pedwarn_with_file_and_line): Remove.
4981 * cppmacro.c (struct cpp_macro): Remove file.
4982 (builtin_macro): Update.
4983 (_cpp_create_definition): Update.
4984 * cppmain.c: Correct comment.
4985 * fix-header.c (read_scan_file): Update.
4987 2001-08-17 Kazu Hirata <kazu@hxi.com>
4989 * sbitmap.c: Fix comment formatting.
4990 * sched-deps.c: Likewise.
4991 * sibcall.c: Likewise.
4992 * simplify-rtx.c: Likewise.
4994 * ssa-ccp.c: Likewise.
4995 * stor-layout.c: Likewise.
4996 * timevar.c: Likewise.
4997 * toplev.c: Likewise.
4998 * unwind-dw2.c: Likewise.
4999 * unwind-dw2-fde.c: Likewise.
5000 * varasm.c: Likewise.
5002 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5004 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
5005 or larger than an integer in memory.
5007 2001-08-17 Zack Weinberg <zackw@panix.com>
5009 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
5010 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
5011 * rtl.h: Don't forward-declare union tree_node here. Don't
5012 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
5013 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
5014 and tree respectively.
5015 * tree.h: Don't forward-declare struct rtx_def here. Don't
5016 typedef tree here. Change all uses of struct rtx_def *,
5017 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
5018 and tree respectively.
5020 2001-08-17 Richard Henderson <rth@redhat.com>
5022 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
5023 config/mips/openbsd.h: Fix typos last change.
5025 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5027 * doc/invoke.texi (Optimize Options): The default for
5028 -finline-limit is 600.
5030 2001-08-17 Richard Henderson <rth@redhat.com>
5032 * varasm.c (text_section): Allow TEXT_SECTION to override the
5033 printing of TEXT_SECTION_ASM_OP.
5034 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
5035 (DATA_SECTION, BSS_SECTION): Remove.
5036 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
5037 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
5038 Rename from s/_NAME//.
5039 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
5040 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
5041 (TEXT_SECTION): ... here. New.
5042 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
5043 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
5044 * config/mips/openbsd.h: Likewise.
5045 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
5046 (mips_asm_file_end): Likewise test.
5047 (mips_output_function_epilogue): Likewise. Switch back to data
5048 section after emitting the function.
5050 * doc/tm.texi (Sections): Document TEXT_SECTION.
5052 2001-08-17 Richard Henderson <rth@redhat.com>
5054 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
5055 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
5057 2001-08-17 Richard Henderson <rth@redhat.com>
5059 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
5060 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
5061 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
5062 Add aligned attribute.
5064 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
5066 * config/sh/sh.md: Add modes to unspecs in first insn to match
5067 those in the second.
5069 * Makefile.in: Fix collect2 copy for Cygwin.
5071 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
5073 Install the proper patch.
5074 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5075 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5076 (expand_function_start): Likewise.
5077 * stmt.c (expand_decl): Likewise.
5078 * varasm.c (make_decl_rtx): Likewise.
5080 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5082 * final.c: Undo my previous accidental checkin.
5083 * output.h: Likewise.
5084 * tm.texi: Likewise.
5086 2001-08-16 Richard Henderson <rth@redhat.com>
5088 * varasm.c (named_section_flags): Remove align parameter.
5089 * varasm.c, dwarf2out.c: Update all callers.
5090 * output.h: Update prototypes.
5092 * target.h (target.asm_out.named_section): Remove align parameter.
5093 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
5094 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
5095 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
5096 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
5097 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
5099 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
5100 (get_named_section_flags, set_named_section_flags): New.
5101 (named_section_flags): Use them.
5102 (named_section): Do decl vs section flags check here...
5103 (default_section_type_flags): ... not here.
5104 (init_varasm_once): Create in_named_htab.
5105 (resolve_unique_section): Mark reloc unused.
5107 2001-08-16 Richard Henderson <rth@redhat.com>
5109 * varasm.c (force_const_mem): Keep pool alignment in bits.
5110 (output_constant_pool): Use assemble_align.
5112 2001-08-16 Zack Weinberg <zackw@panix.com>
5114 * doc/tm.texi: Remove extra @table command.
5116 2001-08-16 Zack Weinberg <zackw@panix.com>
5118 * final.c (shorten_branches): Clear the end of the label_align
5119 array only if we made it larger. Break up messy expressions
5122 * diagnostic.c (internal_error): Check for error recursion
5123 before doing ICE suppression.
5125 * timevar.c: Timing variables now count in milliseconds.
5126 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
5127 (get_time): Not here.
5128 (timevar_print): Don't print any timer whose user, cpu, and
5129 wall times are all zero as displayed.
5130 * timevar.h: Update comment aboout units. Make timevar
5133 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5135 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5136 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5137 (expand_function_start): Likewise.
5138 * stmt.c (expand_decl): Likewise.
5139 * varasm.c (make_decl_rtx): Likewise.
5141 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
5143 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
5144 (finalize_record_size): Don't set TYPE_USER_ALIGN.
5146 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5148 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
5151 2001-08-16 Andreas Jaeger <aj@suse.de>
5153 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
5156 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
5158 * rtl.h (only_sets_cc0_p): New prototype.
5159 * jump.c (sets_cc0_p): Handle INSN.
5160 (only_sets_cc0_p): New function.
5161 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
5162 (tidy_fallthru_edge): Likewise.
5163 * integrate.c (copy_insn_list): Likewise.
5164 * unroll.c (unroll_loop): Likewise.
5165 (copy_loop_body): Likewise.
5167 2001-08-15 Jason Eckhardt <jle@redhat.com>
5169 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
5171 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5173 * predict.c (struct block_info_def): Remove nvisited.
5174 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5175 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5177 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
5178 (ix86_adjust_cost): Teach scheduler that latency to load operand can
5181 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
5183 * predict.def: Update hitrates.
5185 2001-08-15 Richard Henderson <rth@redhat.com>
5187 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
5189 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
5191 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
5192 note from its associated jump.
5194 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5196 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
5197 also on 64-bit s390x targets.
5199 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
5201 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
5203 (arm_expand_prologue): Handled nested functions which take a
5204 variable argument list.
5205 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
5206 macro with an invocation of
5207 arm_compute_initial_elimination_offset.
5208 * config/arm/arm-protos.h: Prototype
5209 arm_compute_initial_elimination_offset.
5211 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5213 * doc/install.texi (Specific, avr): Fix markup.
5214 (Specific, c4x): Ditto.
5216 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5218 * predict.c (dump_prediction): Change `bool' parameter to `int'.
5220 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
5222 * Makefile.in (OBJS): Add rtl-error.o
5223 (rtl-error.o): New rule.
5224 (diagnostic.o): Adjust dependency.
5225 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
5226 error_for_asm, _fatal_insn, _fatal_insn_not_found,
5227 warning_for_asm): Move to...
5228 rtl-error.c: ...here. New file.
5230 2001-08-14 Richard Henderson <rth@redhat.com>
5232 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
5233 if USING_SJLJ_EXCEPTIONS.
5235 2001-08-14 Steve Ellcey <sje@cup.hp.com>
5237 * tlink.c (scan_linker_output): Check string for unsatisfied in
5238 addition to undefined and unresolved.
5240 2001-08-14 Graham Stott <grahams@redhat.com>
5242 * libgcc2.c (*): Replace EH_FRAME_SECTION with
5243 EH_FRAME_SECTION_NAME.
5245 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5247 * genattrtab.c (simplify_test_exp_in_temp): New function.
5248 (simplify_test_exp): Avoid explicit use of temporary obstack.
5249 (simplify_cond, insert_right_side, evaluate_eq_attr,
5250 simplify_and_tree, simplify_or_tree, eliminate_known_true):
5251 Use simplify_test_exp_in_temp.
5252 (optimize_attrs): Iterate until expression stabilizes.
5254 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
5256 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
5257 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
5259 2001-08-13 Richard Henderson <rth@redhat.com>
5261 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
5262 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
5263 * config/arm/conix-elf.h: Likewise.
5265 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5267 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
5269 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5271 * gcse.c (hash_scan_set): Expressions that are set as part of
5272 jump instructions are not available.
5274 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5276 * config/s390/s390.c (print_operand, s390_function_prologue,
5277 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
5279 2001-08-13 Richard Henderson <rth@redhat.com>
5281 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
5282 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
5283 * doc/tm.texi (Exception Region Output): Document it.
5285 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5287 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
5288 DWARF2 instead of stabs by default.
5290 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5292 * config/rs6000/rs6000.c: Include optabs.h.
5294 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5296 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
5297 save/restore routines.
5298 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
5300 2001-08-13 Andreas Jaeger <aj@suse.de>
5302 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
5303 the english is correct.
5305 2001-08-13 Zack Weinberg <zackw@panix.com>
5307 * expr.h: Split out optab- and libfunc-related code to...
5308 * optabs.h, libfuncs.h: ... these new headers.
5310 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
5312 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
5314 * mkconfig.sh: Don't include insn-codes.h from config.h.
5316 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
5317 enum insn_code is available. Move reload_in_optab and
5318 reload_out_optab array declarations to optabs.h.
5319 * regmove.c (gen_add3_insn): Move to optabs.c, export from
5320 there, prototype in expr.h.
5321 * gencodes.c: Cleanup: zap global variables, don't use
5322 printf where puts will do, don't bother defining MAX_INSN_CODE
5323 which nothing uses, let CODE_FOR_nothing get its value implicitly.
5325 * genemit.c, genopinit.c: Include optabs.h in generated file.
5326 * genoutput.c: Include insn-codes.h in generated file.
5327 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
5328 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
5329 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
5330 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
5331 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
5332 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
5334 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
5335 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
5336 config/m88k/m88k.c, config/sparc/sparc.c:
5338 * reload.c: Include expr.h and optabs.h before reload.h.
5339 * config/alpha/alpha.c: Include tree.h before reload.h.
5340 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
5341 and reload.h in that order.
5342 * config/sparc/sparc.c: Include debug.h.
5343 * recog.c: Include insn-codes.h.
5345 2001-08-13 Andreas Jaeger <aj@suse.de>
5347 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
5350 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
5352 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
5353 * gcc.c (init_spec): Fix typo in comment.
5354 * varasm.c (data_section): Fix typo in comment.
5356 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
5358 * predict.c (dump_prediction): New argument "USED".
5359 (combine_predictions_for_insn): Determine the used heuristics,
5360 output the case no heuristic applied.
5361 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
5363 2001-08-13 Andreas Jaeger <aj@suse.de>
5365 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
5368 2001-08-13 Kazu Hirata <kazu@hxi.com>
5370 * jump.c: Fix formatting.
5372 2001-08-13 Kazu Hirata <kazu@hxi.com>
5374 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
5377 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
5379 * loop.c (check_dbra_loop): Use condjump_label to compute
5382 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
5383 to better document the files they're in.
5385 2001-08-12 Zack Weinberg <zackw@panix.com>
5387 * recog.h (struct insn_operand_data): Shrink 'mode' field
5390 2001-08-12 Kazu Hirata <kazu@hxi.com>
5392 * gcc.c: Fix comment formatting.
5393 * gccspec.c: Likewise.
5396 * genemit.c: Likewise.
5397 * gengenrtl.c: Likewise.
5398 * genrecog.c: Likewise.
5399 * gensupport.c: Likewise.
5400 * ggc-page.c: Likewise.
5401 * global.c: Likewise.
5402 * graph.c: Likewise.
5403 * ifcvt.c: Likewise.
5404 * integrate.c: Likewise.
5406 * libgcc2.c: Likewise.
5408 * mbchar.c: Likewise.
5409 * optabs.c: Likewise.
5410 * predict.c: Likewise.
5411 * prefix.c: Likewise.
5412 * profile.c: Likewise.
5413 * protoize.c: Likewise.
5415 * recog.c: Likewise.
5416 * regclass.c: Likewise.
5417 * regmove.c: Likewise.
5418 * reg-stack.c: Likewise.
5419 * reload1.c: Likewise.
5420 * resource.c: Likewise.
5421 * rtlanal.c: Likewise.
5424 2001-08-12 Kazu Hirata <kazu@hxi.com>
5426 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
5427 a tree representing a constant is passed to the macro.
5429 2001-08-12 Richard Henderson <rth@redhat.com>
5431 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
5432 (rs6000_elf_asm_out_destructor): New.
5433 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
5434 (DTORS_SECTION_ASM_OP): Remove.
5435 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5436 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
5438 2001-08-12 David Edelsohn <edelsohn@gnu.org>
5441 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5442 * gcc.c (set_collect_gcc_options): New function, split out from
5444 Ignore elided switches.
5445 (do_spec_1): Invoke before executing command.
5446 (set_input): Export.
5447 Move declaration ...
5448 * gcc.h (set_input): ... here.
5449 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5452 2001-08-12 Richard Henderson <rth@redhat.com>
5454 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
5455 thinko wrt TARGET_RELOCATABLE.
5457 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
5459 * fix-header.c (cb_file_change): Update prototype.
5461 2001-08-11 Zack Weinberg <zackw@panix.com>
5463 * toplev.c (set_float_handler): Make static.
5464 * toplev.h: Don't prototype set_float_handler.
5466 * simplify-rtx.c: Don't include setjmp.h.
5467 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
5469 (simplify_unary_operation, simplify_binary_operation): Use them,
5470 via do_float_handler.
5472 * fold-const.c: Don't include setjmp.h.
5473 (exact_real_inverse_1): New function.
5474 (exact_real_inverse): Use it, via do_float_handler.
5476 * varasm.c: Don't include setjmp.h.
5477 (assemble_real_1): New function.
5478 (assemble_real): Use it, via do_float_handler.
5479 Call internal_error if we get a trap here.
5481 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
5482 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
5484 2001-08-11 Zack Weinberg <zackw@panix.com>
5486 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
5487 STACK_BOUNDARY if not already defined.
5489 * calls.c, function.c, reload1.c, explow.c: Don't default
5490 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
5491 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
5493 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
5496 * doc/tm.texi: Document that STACK_BOUNDARY is required;
5497 clarify difference between it and PREFERRED_STACK_BOUNDARY.
5499 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5501 * cppmacro.c (enter_macro_context): Push macro expansions even
5504 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5506 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
5507 (rs6000_elf_section_type_flags): Actually return a value.
5509 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5511 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
5512 Clean up code: add missing comments and prototypes, fix warnings,
5513 remove obsolete code, fix spacing to conform to coding style.
5515 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5517 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
5518 and TARGET_ASM_CLOSE_PAREN.
5519 (regclass_map): CC register belongs to class NO_REGS.
5520 (legitimize_pic_address): Don't generate unnecessary moves
5521 (to avoid confusing loop optimization).
5522 (check_and_change_labels): Replace jump_long by indirect_jump.
5523 (s390_final_chunkify): Don't start a new literal pool on section
5524 switch in 64-bit code.
5525 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
5527 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
5528 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
5529 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
5531 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
5532 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
5533 (CONST_COSTS): Fixed incorrect costs.
5535 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
5536 Use emit_jump instead of emit_jump_insn (gen_jump).
5537 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
5538 (to avoid confusing flow analysis).
5539 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
5540 (casesi, casesi_jump): New.
5541 (jump_long): Removed. Functionality merged into indirect_jump.
5542 (indirect_jump): Accept address_operand, not just register_operand.
5543 (cjump_long, icjump_long): Use same logic as indirect_jump.
5544 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
5545 Fixed broken setjmp/longjmp handling.
5546 (do_builtin_setjmp_setup): Removed.
5548 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
5549 broken GNU as versions that don't accept .quad with large
5550 negative values. Use hexadecimal output instead.
5551 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
5552 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
5553 FUNCTION_EPILOGUE): Removed. Now in targetm.
5555 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
5557 * config/s390/fixdfdi.h: Add missing copyright statement.
5558 Fix type conflicts on 64-bit. Add missing SFmode routines.
5560 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
5563 2001-08-11 Richard Henderson <rth@redhat.com>
5565 * rtl.h (REG_EH_RETHROW): Remove.
5566 * rtl.c (reg_note_name): Update.
5567 * combine.c (distribute_notes): Don't check for it.
5569 2001-08-11 Richard Henderson <rth@redhat.com>
5571 * combine.c (distribute_notes): Place REG_SETJMP.
5573 2001-08-11 Richard Henderson <rth@redhat.com>
5575 * doc/extend.texi (Arrays and pointers implementation): Discourage
5576 relying on sign-extension of pointers.
5578 2001-08-11 H.J. Lu <hjl@gnu.org>
5580 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
5582 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
5583 RDATA_SECTION_ASM_OP.
5585 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5587 * doc/install.texi (Specific, c4x): Fix cross-reference to the
5588 main manual to work both for info and HTML versions.
5590 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5591 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5593 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
5594 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
5595 (struct cpp_pool): New member first.
5596 * cppinit.c (append_include_chain): Plug memory leaks.
5597 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
5598 Allocate pragma structures from the (aligned) macro pool to
5599 avoid leaking memory.
5600 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
5601 so we don't leak memory.
5602 * hashtable.c (ht_destroy): New.
5603 * hashtable.h (ht_destroy): New.
5605 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5606 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5608 * c-lex.c (map): Make const.
5609 (cb_file_change): Update for callback passing a line map.
5610 Don't assume we have a previous map. Remove sanity check
5611 about popping too many files.
5612 * cpperror.c (print_location): Make map const.
5613 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
5614 (cpp_make_system_header): Similarly.
5615 (search_from): Similarly.
5616 (_cpp_execute_include): Don't remember where we came from.
5617 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
5618 (struct cpp_reader): Make map const.
5619 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
5620 * cpplib.c (do_line): Update; line maps now hold sysp.
5621 (cpp_push_buffer): Similarly.
5622 (_cpp_do_file_change): Similarly; callback with map instead.
5623 (cpp_get_line_maps): Constify return value.
5624 (_cpp_pop_buffer): Update.
5625 * cpplib.h (struct cpp_file_change): Remove.
5626 (struct cpp_callbacks): Update.
5627 (cpp_get_line_maps): Constify return value.
5628 * cppmacro.c (_cpp_create_definition): Update.
5629 * cppmain.c (struct printer): Constify map.
5630 (maybe_print_line): Similarly.
5631 (print_line): Similarly. Deduce flags 1 and 2 here.
5632 (cb_file_change): Update.
5633 * line-map.c (free_line_maps): Warn regardless.
5634 (add_line_map): Return pointer to const. When passed NULL to_file
5635 with LC_LEAVE, use the obvious values for the return point so the
5636 caller doesn't have to figure them out.
5637 (lookup_line): Return pointer to const.
5638 (print_containing_files): Take pointer to const.
5639 * line-map.h (struct line_map): New members reason, sysp.
5640 (add_line_map): Return pointer to const.
5641 (lookup_line): Similarly.
5642 (print_containing_files): Take pointer to const.
5644 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
5645 Richard Henderson <rth@redhat.com>
5647 * regmove.c (regmove_optimize): Avoid setting a register twice in
5650 2001-08-10 Richard Henderson <rth@redhat.com>
5652 * doc/extend.texi (Arrays and pointers implementation): Document
5653 behavior of pointer/integer conversion.
5655 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
5657 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
5659 2001-08-10 Richard Henderson <rth@redhat.com>
5661 * doc/extend.texi (C Implementation): New chapter.
5662 * doc/gcc.texi (Top): Link it in.
5664 2001-08-10 Andrew Cagney <ac131313@redhat.com>
5666 * doc/install.texi (Specific): Fix CVS merge botch.
5668 2001-08-10 Richard Henderson <rth@redhat.com>
5670 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
5671 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
5673 2001-08-10 Zack Weinberg <zackw@stanford.edu>
5675 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
5676 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
5677 this macro is now required.
5679 * cselib.c (cselib_process_insn), flow.c (propagate_block),
5680 loop.c (find_and_verify_loops), reload.c (reload): Check
5681 for rtx code of CALL_INSN, not CALL, when deciding if we
5682 need to check for REG_SETJMP note.
5684 * gcse.c (compute_hash_table, compute_store_table): Update
5685 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
5688 * config/avr/avr.c: Fix typo.
5689 * config/convex/convex.c (expand_movstr): Use adjust_address.
5690 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
5692 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
5693 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
5695 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
5696 Do define STACK_BOUNDARY.
5697 * config/i370/i370.c: Include expr.h.
5698 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
5699 config/pa/som.h, config/v850/v850.h: Take in_ctors and
5700 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
5701 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
5702 * config/m88k/m88k.c: Include c-tree.h after expr.h.
5703 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
5704 * config/romp/romp.c: Include expr.h after tree.h.
5706 (output_fpop): Use xmalloc, not oballoc.
5707 * config/we32k/we32k.c: Include expr.h.
5709 2001-08-10 Kazu Hirata <kazu@hxi.com>
5711 * config/h8300/h8300.h: Fix formatting.
5713 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5715 * c-common.h (RETURN_NULLIFIED_P): Lose.
5716 * c-semantics.c (genrtl_return_stmt): Don't check it.
5718 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5720 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
5721 (mips_annotate_frame_insn): New function.
5722 (mips_emit_frame_related_store): New function.
5723 (save_restore_insns): Don't mark instructions that set up the base
5724 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
5725 the store instructions instead.
5726 (mips_expand_prologue): If the stack size is moved into a temporary
5727 register, do not mark that move as frame-related. Add a
5728 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
5730 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5732 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
5733 stack slot as unchanging if current_function_calls_eh_return.
5735 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5737 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
5738 access the second half of the TFmode scratch operand.
5740 2001-08-10 Anthony Green <green@redhat.com>
5742 * java/class.c (emit_register_classes): Conditionalize code on
5745 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5747 * doc/install.texi (Specific, avr): Fix cross-reference to the
5748 main manual to work both for info and HTML versions.
5750 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5752 * stmt.c (expand_null_return_1): Remove code to generate simple returns
5753 and "use_goto" argument.
5754 (expand_null_return, expand_value_return): Update all callers.
5755 * function.c (expand_function_end): Remove code to generate simple
5757 * config/vax/vax.md (epilogue): New expander for function return.
5758 * doc/md.texi (epilogue): Remove "if defined".
5760 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5762 * Makefile.in: Partially revert my previous change:
5763 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
5764 of the hashtab.o and safe-ctype.o rules.
5766 2001-08-09 Richard Henderson <rth@redhat.com>
5768 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
5769 (USE_COLLECT2): Remove duplicate definition.
5770 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
5771 (use_collect2): Remove dead code.
5772 * configure.in (use_collect2): Remove will_use_collect2 and
5773 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
5774 * configure: Rebuild.
5776 * target.h (targetm.asm_out.constructor): New.
5777 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
5778 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
5779 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
5780 * varasm.c (in_ctors, in_dtors): New.
5781 (assemble_constructor, assemble_destructor): Remove.
5782 (default_stabs_asm_out_destructor): New.
5783 (default_named_section_asm_out_destructor): New.
5784 (dtors_section, default_dtor_section_asm_out_destructor): New.
5785 (default_stabs_asm_out_constructor): New.
5786 (default_named_section_asm_out_constructor): New.
5787 (ctors_section, default_ctor_section_asm_out_constructor): New.
5788 * output.h: Update declarations.
5789 * c-decl.c (c_expand_body): Use target hooks instead of
5790 assemble_constructor and assemble_destructor.
5791 * profile.c (output_func_start_profiler): Likewise.
5792 * objc/objc-act.c (finish_objc): Likewise.
5793 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
5794 for the constructor.
5795 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
5797 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
5798 (DTORS_SECTION_ASM_OP): Likewise.
5799 (__CTOR_LIST__): Use attribute section when possible.
5800 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
5802 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
5803 ASM_OUTPUT_CONSTRUCTOR.
5805 * config/darwin.c (machopic_asm_out_constructor): New.
5806 (machopic_asm_out_destructor): New.
5807 * config/darwin-protos.h: Update declarations.
5808 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5809 (ASM_OUTPUT_DESTRUCTOR): Remove.
5810 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5811 * config/nextstep.c (nextstep_asm_out_constructor): New.
5812 (nextstep_asm_out_destructor): New.
5813 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5814 (ASM_OUTPUT_DESTRUCTOR): Remove.
5815 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5816 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
5817 ASM_OUTPUT_*STRUCTOR.
5818 * config/i386/aix386ng.h: Likewise.
5820 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
5821 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
5822 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5823 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5824 * config/lynx.h: Likewise.
5825 * config/netware.h: Likewise.
5826 * config/psos.h: Likewise.
5827 * config/alpha/alpha-interix.h: Likewise.
5828 * config/alpha/elf.h: Likewise.
5829 * config/arc/arc.h: Likewise.
5830 * config/arm/aof.h: Likewise.
5831 * config/arm/coff.h: Likewise.
5832 * config/arm/elf.h: Likewise.
5833 * config/c4x/c4x.h: Likewise.
5834 * config/h8300/h8300.h: Likewise.
5835 * config/i386/cygwin.h: Likewise.
5836 * config/i386/djgpp.h: Likewise.
5837 * config/i386/i386-coff.h: Likewise.
5838 * config/i386/i386-interix.h: Likewise.
5839 * config/i386/sco5.h: Likewise.
5840 * config/i386/vsta.h: Likewise.
5841 * config/i386/win32.h: Likewise.
5842 * config/i960/i960-coff.h: Likewise.
5843 * config/ia64/sysv4.h: Likewise.
5844 * config/m68hc11/m68hc11.h: Likewise.
5845 * config/m68k/coff.h: Likewise.
5846 * config/m68k/mot3300.h: Likewise.
5847 * config/m88k/m88k.h: Likewise.
5848 * config/mcore/mcore-pe.h: Likewise.
5849 * config/mcore/mcore.h: Likewise.
5850 * config/mips/elf.h: Likewise.
5851 * config/mips/elf64.h: Likewise.
5852 * config/mips/iris6.h: Likewise.
5853 * config/pa/pa64-hpux.h: Likewise.
5854 * config/rs6000/sysv4.h: Likewise.
5855 * config/sh/sh.h: Likewise.
5856 * config/sparc/litecoff.h: Likewise.
5858 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
5859 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5860 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5861 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5862 (ASM_OUTPUT_DESTRUCTOR): Remove.
5863 * config/a29k/a29k.c: Move include of tree.h.
5864 * config/a29k/udi.h: Delete file.
5865 * config/alpha/alpha.c (vms_asm_out_constructor): New.
5866 (vms_asm_out_destructor): New.
5867 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
5868 (EXTRA_SECTION_FUNCTIONS): Likewise.
5869 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5870 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5871 * config/c4x/c4x.c: Move include of tree.h.
5872 * config/clipper/clipper.c (clix_asm_out_constructor): New.
5873 (clix_asm_out_destructor): New.
5874 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5875 (ASM_OUTPUT_DESTRUCTOR): Remove.
5876 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5877 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5878 (TARGET_ASM_CONSTRUCTOR): New.
5879 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
5880 (sco_asm_out_constructor): New.
5881 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
5882 * config/i386/svr3gas.h: Remove stack grows up code.
5883 Remove code duplicated from i386/sysv3.h.
5884 (TARGET_ASM_CONSTRUCTOR): New.
5885 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5886 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
5887 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5888 (TARGET_ASM_CONSTRUCTOR): New.
5889 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
5890 (m68hc11_asm_out_destructor): New.
5891 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
5892 (TARGET_ASM_DESTRUCTOR): New.
5893 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
5894 * config/m68k/dpx2.h: Properly undef all the bits inherited from
5895 config/svr3.h pertaining to section manipulation.
5896 * config/m68k/dpx2g.h: Remove #if 0 code.
5897 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
5898 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
5899 (ASM_OUTPUT_CONSTRUCTOR): Remove.
5900 (TARGET_ASM_CONSTRUCTOR): New.
5901 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
5902 (m88k_svr3_asm_out_constructor): New.
5903 (m88k_svr3_asm_out_destructor): New.
5904 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5905 (ASM_OUTPUT_DESTRUCTOR): Remove.
5906 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5907 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
5908 * config/rs6000/aix.h: Likewise.
5909 * config/mips/rtems64.h: Don't undef removed constructor related bits.
5910 * config/mips/vxworks.h: Likewise.
5911 * config/rs6000/lynx.h: Likewise.
5912 * config/sh/elf.h: Likewise.
5913 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
5914 (DTORS_SECTION_ASM_OP): New.
5915 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5916 (ASM_OUTPUT_DESTRUCTOR): Remove.
5917 * config/sparc/sol2-sld-64.h: Likewise.
5918 * config/vax/vax.c (vms_asm_out_constructor): New.
5919 (vms_asm_out_destructor): New.
5920 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5921 (ASM_OUTPUT_DESTRUCTOR): Remove.
5922 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5924 * doc/tm.texi (@node Initialization): Update.
5926 2001-08-09 Richard Henderson <rth@redhat.com>
5928 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
5929 (__do_global_dtors_aux): Use gp-relative static data to avoid
5930 one dynamic relocation.
5931 (__do_frame_setup): Register Java classes.
5932 * config/alpha/crtend.asm (__JCR_END__): New.
5934 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5936 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
5937 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
5938 (GEN, STAGESTUFF): Add new files.
5939 (insn-constants.h, s-constants, tm-preds.h, s-preds,
5940 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
5941 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
5942 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
5943 as well as insn-codes.h and insn-flags.h in config.h; and no
5944 extra headers in tconfig.h and hconfig.h.
5946 * gencodes.c: Eliminate code to generate predicate declarations
5947 or #defines for md-file constants.
5948 * genconstants.c, genpreds.c: New files.
5950 * i386.md: Re-order guard expressions such that TARGET_64BIT
5951 comes first, when this permits better optimization. Add
5952 TARGET_64BIT to more x86-64 patterns. Add comment explaining
5953 why this is desirable.
5955 2001-08-09 Jakub Jelinek <jakub@redhat.com>
5957 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
5958 (find_fde_for_dso): Remove.
5959 (_Unwind_IteratePhdrCallback): New.
5960 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
5961 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
5963 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5965 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
5966 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
5968 2001-08-09 Graham Stott <grahams@redhat.com>
5970 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
5971 (vis_no_unit): Use it.
5972 (visualize_no_unit): Add the insn only if room exists.
5974 2001-08-09 Graham Stott <grahams@redhat.com>
5976 * predict.c (estimate_probability): Replace magic numbers with
5977 appropriate enumeration.
5979 2001-08-09 Graham Stott <grahams@redhat.com>
5981 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
5983 (EXTRACT_FLAGS): Likewise.
5985 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
5987 * config/mips/mips.c (mips_legitimate_address_p): Check for
5988 CONST_INT in last patch.
5990 2001-08-08 Anthony Green <green@redhat.com>
5992 * java/class.c (emit_register_classes): Use assemble_jcr if
5993 possible. Keep the original mechanism as a fallback.
5994 * defaults.h (JCR_SECTION_NAME): Define if we have named section
5995 and weak symbol support.
5996 * crtstuff.c (__JCR_LIST__): Define.
5997 (__JCR_END__): Define.
5998 (_Jv_RegiserClasses): Define weak symbol if possible.
5999 (__do_global_ctors_aux): Register classes for ELF targets with
6000 weak symbol support.
6002 2001-08-08 Kazu Hirata <kazu@hxi.com>
6004 * dbxout.c: Fix comment formatting.
6005 * dependence.c: Likewise.
6007 * diagnostic.c: Likewise.
6008 * dominance.c: Likewise.
6009 * doprint.c: Likewise.
6010 * dwarf2out.c: Likewise.
6011 * dwarfout.c: Likewise.
6012 * emit-rtl.c: Likewise.
6013 * except.c: Likewise.
6014 * explow.c: Likewise.
6015 * expmed.c: Likewise.
6018 * fold-const.c: Likewise.
6019 * function.c: Likewise.
6021 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6023 * global.c (retry_global_alloc): Avoid shadowing allocno.
6025 2001-08-08 Mark Mitchell <mark@codesourcery.com>
6027 * except.c (remove_fixup_regions): Fix typo.
6029 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
6031 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
6032 unsigned HOST_WIDE_INT to avoid warning.
6033 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
6034 * flow.c (set_block_for_new_insns): Likewise.
6036 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
6038 * sibcall.c (return_value_pseudo): New static variable.
6039 (skip_copy_to_return_value): Handle return_value_pseudo.
6040 (call_ends_block_p): Ensure that return_value_pseudo is set.
6041 (optimize_sibling_and_tail_recursive_call): Discover the
6042 load of pseudo return value in alternate exit block.
6044 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6046 * calls.c (ECF_ALWAYS_RETURN): New constant.
6047 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
6048 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
6049 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
6050 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
6051 * rtl.c (reg_note_name): New name.
6052 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
6054 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
6056 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
6058 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
6060 * alias.c (get_alias_set): Return a previously calculated
6061 alias set for a VAR_DECL.
6062 * function.c (gen_mem_addressof): Calculate the alias set before
6065 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
6067 * predict.def: Set hitrates according our experimental run.
6069 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
6071 * i386.h (HARD_REGNO_RENAME_OK): New macro.
6073 2001-08-08 H.J. Lu <hjl@gnu.org>
6075 * config/mips/mips.c (mips_unique_section): New. Copied from
6078 * config/mips/mips-protos.h (mips_unique_section): New
6081 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
6083 * config/mips/little.h: New. Generic little endian mips
6084 targets. Only mips*-*-linux* is converted to use it so far.
6086 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
6087 (WCHAR_TYPE): Defined
6088 (WCHAR_TYPE_SIZE): Likewise.
6089 (INIT_SUBTARGET_OPTABS): Likewise.
6090 (BSS_SECTION_ASM_OP): Likewise.
6091 (SBSS_SECTION_ASM_OP): Likewise.
6092 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
6093 (ASM_DECLARE_OBJECT_NAME): Likewise.
6094 (UNIQUE_SECTION): Likewise.
6095 (EXTRA_SECTIONS): Likewise.
6096 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
6097 (ASM_OUTPUT_DESTRUCTOR): Likewise.
6098 (ASM_OUTPUT_DEF): Likewise.
6099 (HANDLE_SYSV_PRAGMA): Removed.
6100 (NO_IMPLICIT_EXTERN_C): Likewise.
6101 (TARGET_MEM_FUNCTIONS): Likewise.
6102 (STARTFILE_SPEC): Likewise.
6103 (ENDFILE_SPEC): Likewise.
6104 (LIB_SPEC): Likewise.
6105 (INVOKE__main): Likewise.
6106 (CTOR_LIST_BEGIN): Likewise.
6107 (CTOR_LIST_END): Likewise.
6108 (DTOR_LIST_BEGIN): Likewise.
6109 (DTOR_LIST_END): Likewise.
6110 (SET_ASM_OP): Likewise.
6111 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6112 (ASM_OUTPUT_DEF): Likewise.
6113 (ASM_OUTPUT_IDENT): Likewise.
6115 * config/mips/mips.h (ASM_SPEC): Undefine before define.
6116 (CPLUSPLUS_CPP_SPEC): Likewise.
6117 (ASM_APP_ON) Redefine only if not defined.
6118 (ASM_APP_OFF): Likewise.
6119 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6120 (ASM_OUTPUT_IDENT): Likewise.
6122 * config.gcc: Update tm_file for Linux/mips.
6124 2001-08-08 Bernd Schmidt <bernds@redhat.com>
6126 * cselib.c (cselib_record_sets): If insn is predicated, turn
6127 sources into IF_THEN_ELSEs.
6129 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
6130 Turn into define_insn_and_split.
6132 * sched-deps.c: Include "cselib.h".
6133 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
6134 Use cselib to turn memory addresses into VALUEs.
6135 (sched_analyze): Call cselib_init/cselib_finish if necessary.
6136 * sched-int.h (struct sched_info): New member USE_CSELIB.
6137 * sched-ebb.c (ebb_sched_info): Initialize it.
6138 * sched-rgn.c (rgn_sched_info): Likewise.
6139 * Makefile.in (sched-deps.o): Update dependencies.
6141 * cselib.h (cselib_subst_to_values): Declare.
6142 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
6143 that have no value and autoincs to be handled by generating a new
6146 2001-08-08 Graham Stott <grahams@redhat.com>
6148 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
6149 within fixed length SEQUENCE.
6151 2001-08-08 Graham Stott <grahams@redhat.com>
6153 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
6154 (diagnostic_prefixing_rule): Likewise.
6155 (diagnostic_line_cutoff): Likewise.
6156 (diagnostic_kind_count): Likewise.
6158 2001-08-08 Graham Stott <grahams@redhat.com>
6160 * alias.c (find_base_decl): Delete redundent assignment.
6162 2001-08-08 Graham Stott <grahams@redhat.com>
6164 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
6165 (abs): Uppercase and paranthesize macro parameter.
6166 (MEM_DEPENDENCY): Add whitespace.
6168 2001-08-08 Graham Stott <grahams@redhat.com>
6170 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
6171 failure check for CONST_INT
6173 2001-08-08 Graham Stott <grahams@redhat.com>
6175 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
6176 (libcall_dead_p): Likewise.
6178 (mark_used_regs): Constify fmt.
6179 (find_use_as_address): Likewise.
6181 2001-08-08 Graham Stott <grahams@redhat.com>
6183 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
6186 2001-08-08 Graham Stott <grahams@redhat.com>
6188 * combine.c (combine_simplify_rtx): Update comment and
6189 remove erroneous test.
6191 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6193 * cppinit.c (cpp_finish): Pop the final buffer without comment.
6194 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
6195 take care to avoid multiple no-newline at EOF warnings in that
6198 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
6200 * calls.c (expand_call): Do not emit INSN_SETJMP note.
6201 (emit_library_call_value_1): Likewise.
6202 (emit_call_1): Emit REG_SETJMP note.
6203 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
6205 * cselib.c (cselib_process_insn): Likewise.
6206 * flow.c (propagate_block): Likewise.
6207 * loop.c (find_and_verify_loops): Likewise.
6208 * reload.c (find_equiv_regs): Likewise.
6209 * reload1.c (reload): Likewise.
6210 * resource.c (mark_referenced_resources,
6211 mark_set_resources): Likewise.
6212 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
6213 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
6214 * haifa-sched.c (unlink_other_notes): Likewise.
6215 (reemit_notes): Likewise.
6216 * sched-ebb.c (sched_ebb): Likewise.
6217 * sched-rgc.c (sched_region): Likewise.
6218 * rtl.c (note_insn_name): Likewise.
6219 (reg_note_name): Add REG_SETJMP
6220 * rtl.h (reg_note): Add REG_SETJMP.
6221 (insn_note): Remove NOTE_INSN_SETJMP.
6223 * profile.c (branch_prob): Add fake edges for setjmp.
6225 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
6227 * config.gcc: Quote target_cpu_default2 correctly for
6228 powerpc*-*-* targets.
6230 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6232 * cpplib.h, line-map.h: Update comments.
6233 * cppmain.c (printer_init): Move inline.
6234 (maybe_print_line, print_line): Take a map pointer.
6235 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
6236 (cb_file_change): Don't use prior value of print.map.
6238 2001-08-07 David Edelsohn <edelsohn@gnu.org>
6240 * doc/install.texi: Document fine-grained multilib configuration.
6242 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6244 * rtlanal.c (find_first_parameter_load): Call note_stores
6245 only on the instructions.
6247 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6249 * alias.c (nonlocal_mentioned_p):
6250 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
6251 * calls.c (emit_call_1): Likewise.
6252 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
6253 * cselib.c (cselib_process_insn): Likewise.
6254 * df.c (df_insns_modify): Likewise.
6255 * flow.c (need_fake_edge_p): Likewise.
6256 (propagate_one_insn): Likewise.
6257 * haifa-sched.c (reemit_notes): Likewise.
6258 * integrate.c (copy_insn_list): Likewise.
6259 * jump.c (delete_prior_computation): Likewise.
6260 * local-alloc.c (validate_equiv_mem): Likewise.
6261 * loop.c (scan_loop): Likewise.
6262 * predict.c (estimate_probability): Likewise.
6263 * reload.c (reload): Likewise.
6264 * sched-deps (sched_analyze): Likewise.
6265 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
6266 * gcse.c (compute_hash_table): Likewise.
6267 (mark_call): Likewise.
6268 (store_killed_in_insn): Likewise.
6270 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
6272 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
6274 2001-08-06 Richard Henderson <rth@redhat.com>
6276 * varasm.c (assemble_gc_entry): Remove.
6277 * output.h: Likewise.
6279 2001-08-06 Richard Henderson <rth@redhat.com>
6281 * varasm.c (assemble_constructor): Take a symbol_ref and a
6282 priority instead of a bare string. Move priority handling
6283 here from cp/decl2.c.
6284 * output.h: Update decls.
6286 * c-decl.c (c_expand_body): Update calls to assemble_constructor
6287 and assemble_destructor.
6288 * profile.c (output_func_start_profiler): Likewise.
6289 * objc/objc-act.c (finish_objc): Likewise.
6290 (build_module_descriptor): Return the symbol not the symbol name.
6292 2001-08-06 David Edelsohn <edelsohn@gnu.org>
6294 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
6295 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
6296 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
6297 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
6298 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
6299 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
6301 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6303 * cpperror.c (print_containing_files): Moved to line-map.c.
6304 (print_location): line-map.c handles re-listing or otherwise.
6305 * cpphash.h (struct lexer_state): Remove next_bol.
6306 (struct cpp_buffer): Remove include_stack_listed.
6307 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
6308 Remove faked buffer handling.
6309 (_cpp_do_file_change): Tweak.
6310 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
6311 * cppmain.c (struct printer): Remove filename.
6312 (print_line, cb_file_change): Update accordingly.
6313 * line-map.c: Include intl.h.
6314 (init_line_maps): Initialize last_listed.
6315 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
6316 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
6317 (print_containing_files): New.
6318 * line-map.h (struct line_maps): New member last_listed.
6319 (print_containing_files, INCLUDED_FROM): New.
6320 * Makefile.in: Update.
6321 * po/POTFILES.in: Add line-map.c.
6323 2001-08-06 Richard Henderson <rth@redhat.com>
6325 * except.c (convert_from_eh_region_ranges_1): Never mark
6326 USE or CLOBBER insns as throwing.
6328 * expr.c (store_constructor): Don't clobber memory targets.
6330 2001-08-06 Andreas Jaeger <aj@suse.de>
6332 * profile.c (branch_prob): Remove unused variable insn.
6334 * Makefile.in (local-alloc.o): Add dependency on except.h.
6336 * local-alloc.c: Include except.h for can_throw_internal prototype.
6338 2001-08-06 Richard Henderson <rth@redhat.com>
6340 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
6341 * function.c (expand_main_function): Implement it.
6342 * doc/tm.texi: Document it.
6344 2001-08-06 Stan Shebs <shebs@apple.com>
6346 * doc/install.texi: Document powerpc-*-darwin* details.
6348 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
6350 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
6351 (ASM_CPU_SPEC): Move back to rs6000.h
6352 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
6354 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
6356 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
6359 * config/rs6000/linux64.h: Ditto.
6361 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6362 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
6365 Remove accidently readded definitions of FUNCTION_PROLOGUE,
6366 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
6368 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6371 2001-08-05 Richard Henderson <rth@redhat.com>
6373 * local-alloc.c (update_equiv_regs): Do not move insns that
6376 2001-08-05 Jan Hubicka <jh@suse.cz>
6378 * Makefile.in (reload1.o): Add dedendancy on except.h
6379 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
6381 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
6382 indicating wehther edges has been cleaned up.
6383 * reload1.c: Inlucde except.h
6384 (fixup_abnormal_edges): Accept deleted insns.
6385 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
6388 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6390 * cpplib.c (do_line): Correct line number after pop_buffer.
6392 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6394 PR preprocessor/3824
6395 * line-map.c: Update comments.
6396 * line-map.h: Update comments.
6397 * tradcif.y: Don't consider large numbers unsigned.
6399 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6401 PR preprocessor/3081
6402 * c-lex.c (map): New.
6403 (cb_file_change): Update map and use it.
6404 (cb_def_pragma, cb_define, cb_undef): Use map and line.
6405 (c_lex): Update to use map.
6406 * cpperror.c (print_location): Move to using logical line numbers.
6407 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
6408 (cpp_make_system_header): Similarly.
6409 (_cpp_execute_include): Stop line numbering hacks. Store the
6410 line we will return to.
6411 * cpphash.h (CPP_BUF_LINE): Remove.
6412 (struct cpp_buffer): Remove lineno and pseudo_newlines.
6413 Add map and return_to_line.
6414 (_cpp_do_file_change): Update.
6415 * cppinit.c (cpp_start_read): Update line kludge.
6416 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
6417 (trigraph_ok): Use logical line numbers for diagnostics.
6418 (skip_block_comment): Likewise.
6419 (skip_whitespace): Likewise.
6420 (skip_line_comment): Use pfile->line instead.
6421 (_cpp_lex_token): Update to use logical line numbering exclusively.
6422 Handle BOL locally. Accept new lines in directives, but keep
6423 pfile->line decremented. Diagnostics use logical lines. Update
6425 * cpplib.c (SEEN_EOL): New.
6426 (skip_rest_of_line, check_eol): Use it.
6427 (end_directive): Increase line number when accepting the newline
6428 at the end of a directive.
6429 (run_directive): Simplify.
6430 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
6431 (_cpp_do_file_change): Update to take buffer line number as an
6432 argument, and store the current map in the cpp_reader. Remove
6433 line number kludges.
6434 (_cpp_do__Pragma): Restore output position after a _Pragma.
6435 (cpp_push_buffer): Don't set output line or lineno.
6436 (_cpp_pop_buffer): Transfer more info from a faked buffer.
6437 Remove line kludge. Set output_line.
6438 * cppmacro.c (builtin_macro): Update handling of __LINE__.
6439 (parse_arg): Use logical lines.
6440 (save_lookahead_token): Save EOFs too now.
6441 * cppmain.c (struct printer): Fix comments.
6442 (printer_init): Simplify, let caller do errors.
6443 (scan_translation_unit, check_multiline_token, dump_macro): Update.
6444 (maybe_print_line): Simplify.
6445 (print_line): Don't print a linemarker if -P.
6446 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
6447 (cb_file_change): Simplify.
6448 * line-map.h (LAST_SOURCE_LINE): Fix.
6449 (CURRENT_LINE_MAP): New.
6451 2001-08-05 Bernd Schmidt <bernds@redhat.com>
6453 * doloop.c (doloop_modify_runtime): Properly compute number of
6454 iterations if loop was unrolled.
6456 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
6457 if their CSELIB_VAL_PTRs are.
6459 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
6460 (setup_spill_pointers): Initialize it.
6461 (spill_restore_mem): Set it.
6462 (do_spill, do_restore): Use it to add REG_INC note.
6463 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
6465 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
6466 asms if other insns are available.
6468 * config/ia64/ia64.c (condop_operator): New predicate.
6469 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
6470 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
6473 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
6474 temporary register than directly using a MEM.
6476 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6478 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
6479 parameter in last change.
6481 2001-08-04 Zack Weinberg <zackw@panix.com>
6483 * sparc.md: Don't use #if inside C test expression.
6485 2001-08-04 Richard Henderson <rth@redhat.com>
6487 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
6489 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
6491 * cpphash.h (struct cpp_reader): New member directive_line.
6492 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
6493 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
6494 do_pragma): Pass line to callbacks.
6495 (start_directive): Record line of directive.
6496 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
6497 cb_include): Similarly.
6498 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
6501 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6503 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
6506 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6508 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
6510 * reload1.c (fixup_abnormal_edges): New static function.
6513 * flow.c (need_fake_edge_p): New function.
6514 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
6515 avoid call insn to be very last insn in the insn stream.
6517 * profile.c (branch_prob): Call flow_call_edges_add instead of
6518 doing that by hand; cleanup cfg to re-merge basic blocks once
6521 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6523 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
6524 are also on line-map.h.
6525 * cppfiles.c (stack_include_file): Update.
6526 * cpphash.h (struct cpp_buffer): New member return_at_eof.
6527 (_cpp_pop_buffer): New.
6528 * cppinit.c (cpp_destroy, cpp_finish): Update.
6529 (do_includes): Mark each buffer to return at EOF.
6530 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
6531 return as requested.
6532 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
6533 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
6534 * cpplib.h (cpp_pop_buffer): Remove.
6535 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
6536 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
6538 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
6540 (do_preprocessing): Update.
6541 * fix-header.c (read_scan_file): Update. No need to pop buffers.
6542 * c-parse.in (_yylex): Similarly.
6543 * scan-decls.c (scan_decls): Similarly.
6544 * line-map.h: Update comments.
6546 * objc/Make-lang.in (objc-act.o): Update dependencies.
6548 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6550 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
6551 and soft register for operand 0.
6552 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
6554 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6556 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
6557 register for operand 0.
6558 ("bitcmpqi_z_used"): Allow memory for operand 0.
6559 (split "bitcmpqi"): New split to handle address reg as operand 1.
6561 2001-08-04 Andreas Jaeger <aj@suse.de>
6563 * gcse.c: Revert Daniel's last patch.
6565 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6567 * sparc-protos.h: Add prototypes for fp_zero_operand and
6569 * sh-protos.h: Add prototype for fpul_operand.
6571 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6573 * doc/extend.texi (Other Builtins): Fix typo in last change.
6575 2001-08-03 Richard Henderson <rth@redhat.com>
6577 * target.h (gcc_target): Add asm_out.named_section,
6578 section_type_flags, have_named_sections.
6579 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
6580 (TARGET_HAVE_NAMED_SECTIONS): New.
6581 (TARGET_SECTION_TYPE_FLAGS): New.
6583 * Makefile.in (toplev.o): Depend on TARGET_H.
6584 (varasm.o, dbxout.o): Likewise.
6585 * c-common.c (decl_attributes): Check targetm.have_named_sections
6586 instead of ifdef ASM_OUTPUT_SECTION_NAME.
6587 * dbxout.c (dbxout_function_decl): Likewise.
6588 (dbxout_function_end): Likewise.
6589 * toplev.c (compile_file): Likewise.
6590 * varasm.c (exception_section): Likewise.
6591 * cp/decl2.c (finish_objects): Likewise.
6593 * defaults.h (EH_FRAME_SECTION): Remove.
6594 (EH_FRAME_SECTION_ASM_OP): Remove.
6595 (EH_FRAME_SECTION_NAME): New.
6596 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
6597 (UNIQUE_SECTION_P): Remove.
6598 * dwarf2out.c (SECTION_FORMAT): Remove.
6599 (ASM_OUTPUT_SECTION): Remove.
6600 (output_call_frame_info): Use named_section_flags.
6601 (output_comp_unit, dwarf2out_start_source_file): Likewise.
6602 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
6603 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
6604 * varasm.c (in_eh_frame, eh_frame_section): Remove.
6605 (named_section_flags): New.
6606 (named_section): Use it and targetm.section_type_flags.
6607 (resolve_unique_section): New.
6608 (assemble_start_function): Use it.
6609 (asm_emit_uninitialised, assemble_variable): Likewise.
6610 (default_section_type_flags): New.
6611 (default_no_named_section, default_elf_asm_named_section): New.
6612 (default_coff_asm_named_section, default_pe_asm_named_section): New.
6613 * output.h: Update varasm.c decls.
6614 (SECTION_*): New flags.
6616 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
6617 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
6619 * config/elfos.h (UNIQUE_SECTION_P): Remove.
6620 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
6621 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
6622 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6623 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
6624 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
6625 * config/mips/elf.h, config/mips/elf64.h: Likewise.
6626 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
6627 * config/pa/pa64-hpux.h,
6629 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
6630 (TARGET_ASM_NAMED_SECTION): New.
6631 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
6632 * config/alpha/vms.h, config/arm/coff.h: Likewise.
6633 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
6634 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
6635 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
6636 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
6637 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6638 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
6639 * config/i386/sco5.h, config/i386/win32.h: Likewise.
6640 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
6641 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
6642 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
6643 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
6644 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
6645 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
6646 * config/sparc/sysv4.h: Likewise.
6648 * config/nextstep.h: Error until named sections implemented.
6650 * config/a29k/a29k.c (a29k_asm_named_section): New.
6651 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
6652 (vms_section_type_flags, vms_asm_named_section): New.
6653 * config/arm/arm.c (arm_elf_asm_named_section): New.
6654 * config/avr/avr.c (asm_output_section_name): Remove.
6655 * config/avr/avr-protos.h: Update.
6656 * config/c4x/c4x.c (c4x_asm_named_section): New.
6657 * config/h8300/h8300.c (h8300_asm_named_section): New.
6658 * config/i386/i386.c (sco_asm_named_section): New.
6659 * config/i386/winnt.c (SECTION_PE_SHARED): New.
6660 (i386_pe_section_type_flags): New.
6661 (i386_pe_asm_named_section): New.
6662 * config/i386/i386-protos.h: Update.
6663 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
6664 * config/mcore/mcore.c (mcore_asm_named_section): New.
6665 * config/mips/mips.c (iris6_asm_named_section): New.
6666 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
6667 instead of UNIQUE_SECTION_P.
6668 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
6669 (xcoff_asm_named_section): New.
6670 * config/sh/sh.c (sh_asm_named_section): New.
6671 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
6673 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
6674 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
6675 (EH_FRAME_SECTION_NAME): New.
6676 (EXCEPTION_SECTION): New.
6677 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
6678 (DEBUG_*_SECTION): Remove.
6679 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
6680 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
6681 (EH_FRAME_SECTION_ASM_OP): Remove.
6683 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
6684 (ASM_OUTPUT_SECTION_NAME): Remove.
6685 (TARGET_ASM_NAMED_SECTION): New.
6686 (TARGET_HAVE_NAMED_SECTIONS): New.
6687 (TARGET_SECTION_TYPE_FLAGS): New.
6688 (EH_FRAME_SECTION_ASM_OP): Remove.
6689 (EH_FRAME_SECTION_NAME): New.
6691 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6693 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
6694 for complex expressions when cfun == 0.
6695 * doc/extend.texi: Document that __builtin_constant_p can be
6696 used in data initializers as well as functions.
6698 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
6700 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
6701 variable I locally, instead of expecting a declaration in the
6704 2001-08-03 Richard Henderson <rth@redhat.com>
6706 * except.c (collect_one_action_chain): Add an explicit cleanup
6707 action if regions surrounding a catch were encoded entirely
6708 within the call-site entry.
6710 2001-08-03 Richard Henderson <rth@redhat.com>
6712 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
6713 don't take REGNO of a non-register.
6715 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6717 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
6718 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
6719 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
6720 (__gthread_mutex_init_function): New function for mutex initialization.
6722 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6724 * Makefile.in: Revert screwed up commit.
6726 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6728 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
6729 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
6730 merged by linker script to get a final _exit().
6731 (__do_global_dtors): New for destructor handling in specific exit
6733 (__do_global_ctors): New for constructors in specific install section.
6734 (__map_data_section): Map data sections before running constructors.
6735 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
6736 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
6737 (DTORS_SECTION_ASM_OP): Likewise.
6738 (CTORS_SECTION_FUNCTION): Define to force a reference to
6740 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
6742 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6744 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
6746 * Makefile.in: Add df.h to gcse.c dependencies.
6748 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6750 * varasm.c (output_constant_def_contents): Use for the length of a
6751 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
6752 depending on which is larger.
6754 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6756 * gcse.c: Include df.h for use as a dataflow analyzer.
6758 Declaration of reg_set_info: gone.
6759 New df_analyzer variable used by store motion.
6760 (reg_set_info): Deleted.
6761 (mark_mem_regs): New function, analyze regs used by a mem.
6762 (store_ops_ok): Use dataflow analyzer results to determine if
6763 necessary regs are changed in the block.
6764 (find_moveable_store): Remove check for symbol ref, we can handle
6765 much more complex expressions now.
6766 (compute_store_table): Remove most of the code, it's unnecessary
6767 now that the dataflow analyzer records the info for us.
6768 (store_killed_after): Add parameter to say whether to do the
6769 store_ops_okay test, used to speed up testing when we already know
6770 the answer, and just want to know if the store itself was killed.
6771 (build_store_vector): Largely rewritten to calculate the various
6772 vectors properly, and somewhat optimized.
6773 (store_motion): Init the df_analyzer, get REG_DEF chains.
6774 Also handle trapping expressions (since mems almost always trap)
6775 (simple_mem): Redefine what a simple mem is.
6777 2001-08-03 DJ Delorie <dj@redhat.com>
6779 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
6780 set from a constant part of the condition.
6782 2001-08-01 Andrew Cagney <ac131313@redhat.com>
6784 * mkdeps.c (deps_add_default_target): Make local variable
6785 ``start'' a const char pointer.
6786 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
6788 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6790 * doc/install.texi (Configuration): Fix markup.
6791 (Specific, i?86-*-udk): Likewise.
6792 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
6794 Document --enable-threads and --enable-libgcj status.
6795 (Specific, mips-sgi-irix*): Canonicalize triples.
6796 (Specific, mips-sgi-irix5): Warn about problems with this config.
6797 Mention required GNU as patch.
6798 Native assembler problems are fixed.
6799 (Specific, mips-sgi-irix6): Update O32 ABI support status.
6800 Document --enable-threads and --enable-libgcj status.
6802 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6804 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
6807 2001-08-03 Richard Henderson <rth@redhat.com>
6809 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
6812 2001-08-03 Richard Henderson <rth@redhat.com>
6814 * rtlanal.c (find_first_parameter_load): Stop if we
6815 reach a CODE_LABEL at BOUNDARY.
6817 2001-08-03 Richard Henderson <rth@redhat.com>
6819 * config/alpha/alpha.md (force_movdi): New insn.
6820 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
6821 Tweek FRP marking of VMS prologue insns.
6822 * config/alpha/vms.h (EPILOGUE_USES): New.
6824 2001-08-02 Richard Henderson <rth@redhat.com>
6826 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
6828 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6830 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
6831 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
6832 config/convex/convex.h, config/d30v/d30v.c,
6833 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6834 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
6835 config/mips/mips.h, config/mn10200/mn10200.h,
6836 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
6837 config/v850/v850.h, config/vax/openbsd.h,
6838 config/vax/openbsd1.h, config/vax/ultrix.h,
6839 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
6840 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
6841 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
6842 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
6843 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
6844 in comments and documentation.
6846 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6850 * Makefile.in (line-map.o): New.
6851 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
6852 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
6853 * cpperror.c (print_containing_files): Similarly.
6854 (print_location): Update. Don't output a space before _Pragma.
6855 * cppfiles.c (stack_include_file): Set to line 1 immediately.
6856 (stack_include_filee, cpp_make_system_header): Update.
6857 (_cpp_execute_include): Get logical line number right for calling
6858 as-yet-unterminated #include.
6859 * cpphash.h (struct cpp_reader): Add line_maps.
6860 (_cpp_do_file_change): Update.
6861 * cppinit.c (cpp_create_reader): Initialize line maps.
6862 (cpp_destroy): Destroy line maps.
6863 (cpp_start_read): Get logical line number right.
6864 * cpplex.c (parse_string): Only warn once for multi-line strings.
6865 Use boolean variable for null warning.
6866 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
6868 (do_include_common): End the directive early.
6869 (do_line): Don't warn about out-of-range lines in preprocessed
6870 source. Update. Remove unused variables.
6871 (_cpp_do_file_change): Update for new line mapping.
6872 (pragma_cb): New typedef.
6873 (cpp_register_pragma): Stop looking ahead before calling the
6875 (do_pragma_system_header): End directive early.
6876 (cpp_get_line_maps): New.
6877 (cpp_pop_buffer): Fudge logical line. Update.
6878 * cpplib.h: Include line-map.h
6879 (enum cpp_fc_reason): Remove.
6880 (struct cpp_file_change): Update.
6881 (cpp_get_line_maps): New.
6882 * cppmain.c (struct_printer): New member map.
6883 (cb_file_change): Update for new mappings.
6884 * fix-header.c (cb_file_change): Similarly.
6886 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6888 * Makefile.in (libgcc.mk): Define mkinstalldirs.
6889 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
6891 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6893 * config/vax/vax.c: include expr.h.
6895 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6897 * Makefile.in ($(srcdir)/configure): Only rebuild in
6899 ($(srcdir)/config.in): Only define in maintainer mode.
6900 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
6902 2001-08-02 David Edelsohn <edelsohn@gnu.org>
6904 * doc/install.texi (Install GCC: Binaries): Update Bull info.
6906 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6908 * gcc.c (set_collect_gcc_options): New function, split out from
6910 Ignore elided switches.
6911 (do_spec_1): Invoke before executing command.
6912 (set_input): Export.
6913 Move declaration ...
6914 * gcc.h (set_input): ... here.
6915 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6918 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
6921 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
6923 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
6925 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
6927 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
6928 for the unnamed instructions it expands to.
6930 2001-08-02 Richard Henderson <rth@redhat.com>
6932 * regclass.c (call_really_used_regs): Conditionally define.
6933 (init_reg_sets_1): Don't use it if not defined.
6934 (fix_register): Similarly, don't set it.
6936 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6938 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
6939 Correct comment that had been missed in the previous change.
6941 2001-08-01 Stan Shebs <shebs@apple.com>
6943 * config/darwin.c (machopic_stub_name): Try matching by name.
6944 (update_stubs): New function.
6945 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
6948 2001-08-01 Richard Henderson <rth@redhat.com>
6950 * except.c (output_function_exception_table): Use assemble_align.
6951 * varasm.c (assemble_eh_label): Remove.
6952 (assemble_eh_align, assemble_eh_integer): Remove.
6954 2001-08-01 Robert Lipe <robertl@caldera.com>
6956 * dwarfout.c: Remove reference to README.DWARF.
6958 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
6960 * regclass.c (call_really_used_regs): New array for registers which
6961 are actually used by a call.
6962 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
6964 (fix_register): Set call_really_used too.
6965 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
6966 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
6968 2001-08-01 Richard Henderson <rth@redhat.com>
6970 * read-rtl.c (read_name): Consider \r whitespace.
6972 2001-07-11 Andrew Cagney <ac131313@redhat.com>
6974 * config.gcc: Recognize powerpc-*-netbsd*.
6976 * doc/install.texi (Host/target specific installation notes for
6977 GCC): Mention powerpc-*-netbsd*.
6979 * config/rs6000/netbsd.h: New file.
6980 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
6981 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
6982 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
6983 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
6984 (TARGET_VERSION): Redefine.
6986 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
6987 mcall-netbsd as a match for mcall-sysv.
6988 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
6989 (ncrti.S, ncrtn.S): New targets.
6990 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
6992 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
6993 "netbsd' as a V4 ABI.
6994 (ASM_SPEC): Check for -mcall-netbsd.
6995 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
6996 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
6997 (LIB_SPEC, ENDFILE_SPEC): Ditto.
6998 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
6999 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
7000 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
7001 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
7003 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
7004 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
7006 2001-08-01 Mark Kettenis <kettenis@gnu.org>
7008 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
7009 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
7010 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
7011 including "unwind-pe.h".
7013 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7015 * rs6000.md (define_splits): Kill unused constraints.
7017 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
7018 Jan Hubicka <jh@suse.cz>
7020 * function.c (thread_prologue_and_epilogue_insns): Kill code
7021 dealing with non-existent CFG.
7023 2001-08-01 Kazu Hirata <kazu@hxi.com>
7025 * alias.c: Fix comment formatting.
7026 * bitmap.c: Likewise.
7027 * builtins.c: Likewise.
7028 * calls.c: Likewise.
7029 * c-common.c: Likewise.
7030 * c-decl.c: Likewise.
7031 * c-dump.c: Likewise.
7032 * c-lex.c: Likewise.
7033 * collect2.c: Likewise.
7034 * combine.c: Likewise.
7035 * conflict.c: Likewise.
7036 * cppfiles.c: Likewise.
7037 * cppinit.c: Likewise.
7038 * cpplex.c: Likewise.
7039 * cpplib.c: Likewise.
7040 * cppmacro.c: Likewise.
7041 * cppspec.c: Likewise.
7042 * c-pragma.c: Likewise.
7043 * crtstuff.c: Likewise.
7045 * cselib.c: Likewise.
7046 * c-semantics.c: Likewise.
7047 * c-typeck.c: Likewise.
7049 2001-08-01 H.J. Lu <hjl@gnu.org>
7051 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
7053 2001-08-01 H.J. Lu <hjl@gnu.org>
7055 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
7057 2001-08-01 Ziemowit Laski <zlaski@apple.com>
7059 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
7060 contextualizing Objective-C class name lookup by the lexer.
7061 (typespec_reserved_nonattr): Disable ObjC class name lookup after
7063 (protocoldef): Add support for forward @protocol declarations.
7064 (yylexname): Suppress ObjC class name lookup in certain contexts;
7065 re-enable after lookup is complete.
7066 (_yylex): Re-enable ObjC class name lookup when certain
7067 punctuation marks are seen.
7069 * objc/objc-act.c (check_protocol_recursively): New function used
7070 for finding circular dependencies in protocols.
7071 (objc_declare_protocols): New function for handling forward
7072 @protocol declarations.
7073 (receiver_is_class_object): Detect the case when 'self' is used
7074 inside of a class method.
7075 (build_message_expr): Issue a warning if class method is desired
7076 but instance method is found instead.
7077 (conforms_to_protocol): Streamline.
7078 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
7079 protocol Foo, even if 'Bar foo' does not.
7080 (check_protocols): Streamline.
7081 (start_protocol): Add checks for circular and duplicate protocol
7083 (encode_aggregate_within): For typedefs of structs, encode the
7085 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
7086 (objc_declare_protocols): New prototype.
7088 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7090 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
7091 * cpplex.c (handle_newline): Update prototype. Maintain logical
7093 (skip_escaped_newlines, skip_block_comment, parse_string):
7095 (_cpp_lex_token): Update, and store token position within the token.
7096 * cpplib.h (struct cpp_token): Add line and column entries.
7097 * cppmacro.c (replace_args): Position stringified tokens correctly.
7099 2001-08-01 Andreas Jaeger <aj@suse.de>
7101 * basic-block.h: Add prototype for last_loop_beg_note.
7103 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
7105 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
7106 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
7108 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
7109 while handling WITH_CLEANUP_EXPR node. Use second operand calling
7110 expand_decl_cleanup.
7111 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
7113 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
7114 operand while calling simple_cst_equal.
7115 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
7116 operand is the cleanup expression, the third is the RTL_EXPR.
7117 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
7119 2001-07-31 Jeff Sturm <jsturm@one-point.com>
7121 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
7123 2001-07-31 matthew green <mrg@eterna.com.au>
7125 * config.gcc (i386-*-netbsdelf): New description.
7126 * config/i386/netbsd-elf.h: New file.
7128 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
7130 * loop.c (check_dbra_loop): Use single_set to compute
7133 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
7135 PowerPC reorg and support for powerpc64-*-linux*.
7137 Also fixes emitting of constants on 32 bit and 64 bit
7140 * config.gcc: powerpc64-*-linux* is a new target.
7141 Things that needed aix.h now also include xcoff.h
7143 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
7145 Move AIX specific stuff into aix.h.
7146 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
7147 with more than just XCOFF now.
7148 (SET_ASM_OP): Remove, now defined where needed.
7149 (FUNCTION_PROLOGUE): New macro definition.
7150 (FUNCTION_EPILOGUE): New macro definition.
7151 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
7153 * config/rs6000/xcoff.h: New file.
7155 * config/rs6000/linux64.h: New file.
7157 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
7159 2001-07-31 Alan Modra <amodra@bigpond.net.au>
7161 * rs6000.c (print_operand_address): Handle ELF syntax.
7162 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
7163 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
7164 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
7166 2001-07-31 David Edelsohn <edelsohn@gnu.org>
7168 * rs6000.c (rs6000_override_options): Only disable
7169 flag_function_sections for XCOFF.
7170 (exact_log2_cint_operand): New predicate.
7171 (reg_or_{add,sub}_cint64_operand): New predicates.
7172 (add_operand): Compare CONST_INT with fewer function calls.
7173 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
7174 (print_operand, case 'p'): Ensure positive operand.
7175 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
7176 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
7177 (PREDICATE_CODES): Add new predicates.
7178 * rs6000.md (addsi3): Split 32-bit constants more correctly.
7179 (divsi3, modsi3): Ensure positive power-of-2.
7180 (adddi3): Use new predicate. Split 32-bit constants more
7181 correctly. Re-arrange splitter to handle any constant.
7182 (subdi3): Use new predicate.
7183 (divdi3, moddi3): Ensure positive power-of-2.
7184 (movdi): Use rs6000_emit_set_const.
7185 (load_toc_v4_pic_di): Delete.
7187 2001-07-31 Graham Stott <grahams@redhat.com>
7189 * function.c (pad_below): Revert 2001-07-26 patch.
7191 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7193 * reg-stack (convert_regs_1): Fix best edge condition.
7195 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7197 * jump.c (duplicate_loop_exit_test): Better test for jumps
7198 entering the loop; create loop pre_header.
7200 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
7202 * doc/install.texi: Add s390 and s390x as new targets.
7203 * doc/invoke.texi: Add documantation of S/390 and zSeries
7205 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
7207 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7209 * config/m68k/m68k.md: Replace all general_operand with
7210 nonimmediate_operand for all destinations.
7211 * config/m68k/m68k.c (not_sp_operand): Likewise.
7213 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
7215 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
7217 2001-07-30 Richard Henderson <rth@redhat.com>
7219 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
7220 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
7222 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7224 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
7225 Add missing doc strings
7226 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
7227 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
7229 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7231 * i386.c (ix86_output_main_function_alignment_hack): New function.
7232 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
7234 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
7235 edges by EDGE_DFS_BACK flag.
7236 (dump_edge_info): Add dfs_back flag.
7237 * basic-block.h (EDGE_DFS_BACK): New constant.
7238 (mark_dfs_back_edges): Declare.
7239 * alias.c (loop_p): Remove.
7240 (mark_constant_function): Use mark_dfs_back_edges.
7242 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
7243 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
7244 (compensate_edge): Break out from ...
7245 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
7246 (convert_regs_2): Set block_done once block is really done;
7247 Do updating of the predecesors counts.
7249 * toplev.c (rest_of_compilation): Recompute block_for_insn
7250 before post-reload cfg_cleanup.
7251 * function.c (thread_prologue_epilogue_insns):
7252 Call set_block_for_new_insns when emitting prologue directly.
7254 2001-07-30 Andreas Jaeger <aj@suse.de>
7256 * jump.c: Add prototype for mark_modified_reg.
7258 * cse.c (set_live_p): Add unused attribute.
7260 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
7262 (scan_for_source_files): Use long for count to avoid overflow.
7263 (output_data): Likewise.
7264 (output_data): Don't use string concatatenation to silence gcc
7267 * predict.c: Fix typos and grammar.
7269 * gcse.c (insert_insn_end_bb): Remove unused variables.
7271 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
7273 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
7274 (attempt_auto_inc): LIkewise.
7275 (mark_used_reg): Likewise.
7276 (try_pre_increment_1): Likewise.
7277 * regclass.c (regclass): Likewise.
7278 * global.c (allocno_compare): Update comment; change scaling factor.
7279 * local-alloc.c (QTY_CMP_PRI): Likewise.
7280 * regs.h (REG_FREQ_FROM_BB): New.
7281 (REG_FREQ_MAX): Likewise.
7283 2001-07-30 H.J. Lu <hjl@gnu.org>
7285 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
7288 2001-07-30 H.J. Lu (hjl@gnu.org)
7290 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
7291 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7292 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
7294 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
7296 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
7297 as -mthumb-interwork when -mcpu=arm7 is specified.
7299 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7301 * predict.def (noreturn, loop branch, loop exit): Mark as first
7304 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
7306 * combine.c (try_combine): Avoid barrier after noop jumps.
7308 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7310 * cpphash.h (struct cpp_reader): Remove import_warning.
7311 * cpplib.c (skip_rest_of_line): Don't bother turning off
7313 (parse_include): Move include handling to...
7314 (do_include_common): ... here. Move import warning from...
7315 (do_import): ... here.
7316 (do_pragma_poison): Don't do a callback for poison identifiers.
7317 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
7318 * cppmain.c (setup_callbacks): Similarly.
7320 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7322 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
7323 handle multiple sets.
7324 * except.c (sjlj_mark_call_sites): .... here.
7325 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
7327 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7329 Suggested by Richard Henderson and Richard Kenner:
7330 * combine.c (recog_for_combine): Use the fake recog
7331 only if instruction does not match.
7332 * rtl.h (NOOP_MOVE_INSN_CODE): New.
7333 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
7335 * combine.c (try_combine): Discover noop jump as direct jump.
7337 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
7339 * df.c (df_rd_global_compute): Add successors to worklist, not
7341 (df_ru_global_compute): Ditto.
7343 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
7345 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
7346 increment REG_N_SETS.
7348 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
7350 * sbitmap.h: New prototype for sbitmap_a_xor_b.
7352 * sbitmap.c (sbitmap_a_xor_b): New function.
7353 ifdef the basic block stuff on IN_GCC.
7355 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7357 * cppexp.c (parse_defined): Always record the macro name.
7358 (lex): Don't worry about identifiers, or special-case
7360 (_cpp_parse_expr): Figure out at the end of the routine
7361 whether we saw a valid !defined() expression.
7362 * cppfiles.c (stack_include_file): Update for mi_valid.
7363 (_cpp_pop_file_buffer): Similarly.
7364 * cpplex.c (_cpp_lex_token): Similarly.
7365 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
7366 mi_if_not_defined, mi_lexed): Remove.
7368 * cpplib.c (do_if): Simplify.
7369 (do_endif, push_conditional, _cpp_handle_directive): Update
7370 for renaming of mi_state to mi_valid.
7372 * cpp.texi: Add index entries for digraphs, and add comment
7373 that C++ refers to them as alternative tokens.
7375 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
7377 * basic-block.h (CLEANUP_PRE_LOOP): New.
7378 * except.c (finish_eh_generation): Update call of cleanup_cfg.
7379 * sibcall.c (optimize_sibling_calls): Likewise.
7380 * toplev.c (rest_of_compilation): Likewise.
7381 * flow.c (try_forward_edges): Take argument MODE;
7382 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
7383 (try_optimize_cfg): Update call of try_forward_edges.
7385 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7386 Jan Hubicka <jh@suse.cz>
7388 * (validate_replace_rtx_1): Fix simplification of MINUS.
7390 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
7392 PR preprocessor/3669
7393 * cppinit.c (init_dependency_output): Turn off dump requests
7394 if sending dependencies to stdout.
7396 2001-07-28 Richard Henderson <rth@redhat.com>
7398 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
7401 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
7403 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
7405 2001-07-28 Kazu Hirata <kazu@hxi.com>
7407 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
7408 is VAR_DECL first to prevent an ICE.
7410 2001-07-28 Richard Henderson <rth@redhat.com>
7412 * varasm.c (immed_real_const_1): Don't elide special cases for
7414 (clear_const_double_mem): Clear const_tiny_rtx too.
7416 2001-07-28 Richard Henderson <rth@redhat.com>
7418 * dwarf2out.c (dw_val_class_offset): New.
7419 (struct dw_ranges_struct, dw_ranges_ref): New.
7420 (ranges_table, ranges_table_allocated): New.
7421 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
7422 (add_AT_offset, add_ranges, output_ranges): New.
7423 (print_die, output_die): Handle dw_val_class_offset.
7424 (attr_checksum, size_of_die, value_format): Likewise.
7425 (gen_lexical_block_die): Handle non-contiguous blocks.
7426 (gen_block_die): Likewise.
7427 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
7428 if needed. Dump the ranges table.
7429 * final.c (final_start_function): Remove unnecessary notes and
7430 rebuild the block tree before numbering the blocks.
7431 * function.c (reorder_blocks_0): Walk the existing block tree
7432 to unmark all blocks.
7433 (reorder_blocks_1): Create block fragments when duplicate block
7435 (reorder_fix_fragments): New.
7436 (reorder_blocks): Call it.
7437 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
7439 2001-07-28 Richard Henderson <rth@redhat.com>
7441 * emit-rtl.c (adjust_address): Make a copy of the memory address.
7443 2001-07-28 Richard Henderson <rth@redhat.com>
7445 * flow.c (add_to_mem_set_list): New function.
7446 (init_propagate_block_info): Use it.
7447 (mark_set_1): Likewise.
7448 (insn_dead_p): Canonicalize memory address for dead store
7449 comparison. Allow wider mode stores to kill narrower mode stores.
7450 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
7451 (invalidate_mems_from_set): Don't handle MEMs.
7453 2001-07-28 Kazu Hirata <kazu@hxi.com>
7455 * config/h8300/h8300.h: Fix formatting.
7457 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7459 * basic-block.h (EDGE_FREQUENCY): New macro.
7460 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
7462 * flow.c (find_sub_basic_blocks): Likewise.
7463 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
7464 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
7466 * predict.c (DEF_PREDICTOR): New argument FLAGS.
7467 (HITRATE): New macro.
7468 (PRED_FLAG_FIRST_MATCH): New constant.
7469 (predictor_info): New field flgags.
7470 (combine_predictions_for_insn): Use DS theory to combine
7471 probabilities; set the edge probabilities when finished.
7472 (estimate_probability): Avoid duplicated matches
7473 of LOOP_BRANCH heuristics for nested loops; update comment.
7474 * predict.def: Add flags for each prediction, set probabilities
7475 according to B&L paper.
7476 * predict.h (DEF_PREDICTOR): New argument FLAGS.
7478 * profile.c (compute_branch_probabilities): Cleanup way the edge
7479 probabilities are computed and REG_BR_PROB notes are dropped; if
7480 values does not match, emit error.
7481 (init_branch_prob): Do error instead of warning when profile driven
7482 feedback is missing or corrupt.
7484 2001-07-27 DJ Delorie <dj@redhat.com>
7486 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
7487 against a constant, try to adjust the compare to have the desired
7488 constant in it so that min/max optimizations happen more often.
7490 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7492 * flow.c (last_loop_beg_note): New function.
7493 (redirect_edge_and_branch): Use it.
7494 (split_edge): Likewise.
7496 * alias.c (loop_p): Avoid uninitialized memory access.
7498 * flow.c (try_forward_edges): Avoid accessing freed memory.
7500 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
7503 2001-07-26 Andrew Haley <aph@redhat.com>
7504 Joern Rennecke <amylaar@redhat.com>
7506 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
7507 (SUBTARGET_CPP_ENDIAN_SPEC): New.
7508 (SUBTARGET_CPP_SPEC): New.
7510 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
7511 (SUBTARGET_CPP_PTR_SPEC): New.
7512 (CPP_DEFAULT_CPU_SPEC): New.
7513 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
7514 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7515 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
7516 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7517 (SUBTARGET_CPP_SPEC): Define as an empty string.
7519 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7521 * doc/install.texi (Configuration): Properly link the host
7522 specific instructions also when generating HTML.
7524 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
7526 * flow.c (redirect_edge_and_branch_force): Test
7527 target->global_live_at_start.
7529 2001-07-26 Richard Henderson <rth@redhat.com>
7531 * simplify-rtx.c (avoid_constant_pool_reference): Export.
7532 * rtl.h (avoid_constant_pool_reference): Declare it.
7533 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
7534 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
7536 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7538 * rtl.h (cleanup_barriers): Declare.
7539 * jump.c (cleanup_barriers): New function.
7540 * toplev.c (rest_of_compilation): Call cleanup_barriers
7541 before loop optimizer and after bb_reorder.
7543 * flow.c (back_edge_of_syntactic_loop_p): New.
7544 (split_edge): Use it.
7546 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7548 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
7550 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
7552 * cse.c (cse_process_notes): Replace any registers if the address
7555 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
7557 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
7558 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
7559 (propagate_block): Update prototype.
7560 * flow.c (update_life_info): Simplify the CFG and
7561 recalculate the global regs which are alive when
7562 removing dead code during a global update.
7563 (propagate_block): Return non-zero if an INSN is
7566 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7568 * Makefile.in (LIBICONV): Define.
7570 2001-07-26 Catherine Moore <clm@redhat.com>
7572 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
7573 of conditional to avoid tree checking errors.
7575 2001-07-26 Kazu Hirata <kazu@hxi.com>
7577 * regmove.c (regmove_optimize): Don't replace a reg with
7578 another reg of a different mode.
7580 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
7582 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
7583 limit length of dependancy flush list.
7584 * params.h (MAX_PENDING_LIST_LENGTH): Define.
7585 * sched-int.h (struct deps): Add pending_flush_length field.
7586 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
7587 has 1 element in it.
7588 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
7589 (sched_analyze): After a jump, if the pending memory flush list is too
7590 large, flush the pending lists.
7591 (init_deps): Initialize pending_flush_length to 0.
7592 * doc/invoke.texi (max_pending_list_length): Document parameter.
7594 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
7596 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
7597 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
7598 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
7600 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7602 * cpphash.h (struct_lexer_state): Delete was_skipping.
7603 Move skipping here from struct cpp_reader.
7604 * cpplex.c (parse_identifier): Update.
7605 (_cpp_lex_token): Don't skip tokens in a directive.
7606 * cpplib.c (struct if_stack): Update.
7607 (start_directive, end_directive): Don't change skipping state.
7608 (_cpp_handle_directive): Update.
7609 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
7610 (do_else, do_endif): Update; only check for excess tokens if not
7611 in a skipped conditional block.
7612 (push_conditional): Update for new struct if_stack.
7614 2001-07-26 Graham Stott <grahams@redhat.com>
7616 * function.c (locate_and_pad_parm): Also pad initial offset
7617 so that the total argument size also includes the padding.
7619 2001-07-26 Graham Stott <grahams@redhat.com>
7621 * gensupport.c (alter_output_for_insn): Correct enable checking failure
7622 change XSTR to XTMPL.
7624 (process_one_cond_exec): Likewise
7626 2001-07-25 Richard Henderson <rth@redhat.com>
7628 * varasm.c (assemble_variable): Create DECL_RTL before setting
7631 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
7633 * predict.c (estimate_probability): Avoid duplicated predictions.
7635 * loop.c (find_and_verify_loops): Grok multiple barriers.
7637 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7639 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
7641 * dbxout.c: Consistently use putc instead of fputc.
7642 (print_wide_int): New function; call instead of direct fprintf.
7643 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
7644 (dbxout_type_fields, dbxout_type_method_1): Likewise.
7645 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
7646 (print_int_cst_octal): Likewise.
7647 (print_octal): Show we wrote characters.
7648 (dbxout_type): Set have_used_extensions in more places.
7650 2001-07-25 Catherine Moore <clm@redhat.com>
7652 * config/v850/v850.c (v850_va_arg): Use addr
7653 instead of valist to build incr.
7655 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
7657 * flow.c (delete_dead_jumptables): New function.
7658 (life_analyzis): Call it.
7659 * bb-reorder.c (skip_insns_after_block): Handle contradictory
7662 2001-07-25 Richard Henderson <rth@redhat.com>
7664 * except.c (reachable_handlers): Handle a region being removed
7665 out from under a RESX.
7667 2001-07-25 Richard Henderson <rth@redhat.com>
7669 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
7670 swap GE/GT if it is an fp comparison.
7672 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
7674 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
7677 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
7679 * ssa.c (rename_insn_1): Do not wrap an assignment to a
7680 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
7683 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
7685 (visit_expression): When attempting to simplify an expression,
7686 retrieve any modes for arguments before they are simplified
7689 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7690 Janis Johnson <janis@us.ibm.com>
7692 * stmt.c (expand_goto): A nonlocal goto can be a call too.
7693 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
7694 pointer parameters to match documented usage of nonlocal_goto.
7695 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
7696 parameters to their correct order.
7697 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
7698 parameters to their correct order.
7700 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7702 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
7704 2001-07-25 Jan Hubicka <jh@suse.cz>
7705 Richard Henderson <rth@redhat.com>
7707 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
7709 (make_edges): New argument update_p; populate the edge cache if set.
7710 (find_basic_blocks): Update make_edges invocation.
7712 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7714 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
7716 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7718 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
7719 -Acpu and -Amachine.h.
7720 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
7721 Corrected header to say ELF not a.out.
7722 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
7723 when given -msoft-float.
7725 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7727 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
7728 extra multilib parts like arm-elf.
7729 (i960-*-coff*, i960-*-rtems): Should not use collect2.
7730 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
7731 crtfini.o as extra multilib parts.
7733 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7735 * configure.in: Add rtems as a supported thread model.
7736 * gthr-rtems.h: Add missing entry point __gthread_active_p.
7737 * configure: Rebuilt.
7739 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
7741 * stor-layout.c (get_mode_alignment): make it work when
7742 BITS_PER_UNIT is not a power of two.
7743 * builtins.c (get_pointer_alignment): Likewise.
7745 2001-07-24 Richard Henderson <rth@redhat.com>
7747 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
7748 the retrieved constant into the expected mode.
7750 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7752 * flow.c (try_simplify_condjump): Avoid duplicated edges.
7753 (verify_flow_info): Check for duplicated edges; clarify
7756 * flow.c (block_label): Update basic_block_for_insn.
7757 (commit_edge_insertions): Call compute_bb_for_insn.
7759 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
7762 * flow.c (redirect_edge_and_branch,
7763 try_optimize_cfg): Use redirect_edge_succ_nodup
7764 (redirect_edge_succ_nodup): New.
7765 * basic_block.h (redirect_edge_succ_nodup): Declare.
7767 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
7770 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7772 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
7773 (try_crossjump_to_edge): Update commetns.
7774 (try_crossjump_bb): Likewise.
7776 2001-07-24 Richard Henderson <rth@redhat.com>
7778 * combine.c (distribute_notes): Move set of need_refresh
7779 for noop_move_p down to catch all cases.
7781 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
7783 * recog.c (split_all_insns_noflow): New.
7784 * rtl.h (split_all_insns_noflow): Declare.
7785 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
7786 * m68hc11.c (m68hc11_reorg): Likewise.
7787 * sh.c (machine_dependent_reorg): Likewise.
7788 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
7791 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7793 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
7794 (ashlsi3_n splitter): Likewise.
7795 (lshrsi3_n splitter): Likewise.
7797 (GOTaddr2picreg): Make const SImode.
7798 (sym_label2reg): Likewise.
7799 (symGOT2reg): Likewise.
7800 (symGOTOFF2reg) Likewise.
7802 (casesi_worker_0): Make unspec SImode.
7804 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7806 * config/sh/sh.c (barrier_align): Check that an operand really is
7807 an insn before extracting its INSN_CODE.
7809 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
7811 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
7814 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
7815 for SImode to prevent overflow.
7817 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7819 * config/mips/irix6-libc-compat.c: New file.
7820 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
7821 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
7824 2001-07-24 lars brinkhoff <lars@nocrew.org>
7826 * rtl.texi (REG_POINTER): Document.
7827 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
7828 QFmode, HFmode, TQFmode, QCmode, and HCmode.
7830 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7832 * flow.c (delete_noop_moves): Do not confuse libcall regions.
7834 2001-07-23 Richard Henderson <rth@redhat.com>
7836 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
7838 2001-07-23 Kazu Hirata <kazu@hxi.com>
7840 * config/h8300/h8300-protos.h: Add a prototype for
7841 general_operand_dst_push.
7842 * config/h8300/h8300.c (general_operand_dst_push): New.
7843 * config/h8300/h8300.h (OK_FOR_T): New.
7844 (EXTRA_CONSTRAINT): Use it.
7845 * config/h8300/h8300.md (movqi_push): Remove and integrate into
7846 the existing movqi pattern.
7847 (movhi_push): Likewise.
7849 * reload.c: Fix comment typos.
7851 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7853 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
7855 2001-07-23 H.J. Lu (hjl@gnu.org)
7857 * doc/extend.texi: Update __builtin_return_address and
7858 __builtin_frame_address.
7860 2001-07-23 Richard Henderson <rth@redhat.com>
7862 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
7864 * config/i386/i386.md: New setcc+movzbl peephole2.
7866 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7868 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
7869 * objc/objc-act.c: Include debug.h.
7870 (synth_module_prologue): Save and restore debug hooks too.
7872 2001-07-23 lars brinkhoff <lars@nocrew.org>
7874 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
7875 and C4X_FLOAT_FORMAT.
7876 (BOOL_TYPE_SIZE): Document.
7878 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
7880 * unroll.c (loop_iterations): Fix miscalculation of initial
7883 2001-07-13 Andrew Haley <aph@redhat.com>
7885 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
7886 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
7887 * config/sh/sh.c (sh_can_redirect_branch): New function.
7888 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
7889 * reorg.c (steal_delay_list_from_target): Use
7890 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
7892 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7894 * flow.c (try_simplify_condjump): Unlink insn chain on
7895 fallthru edge; use can_fallthru.
7897 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
7899 * basic-block.h (find_sub_basic_block): Declare.
7900 * flow.c (make_edges): New arguments MIN and MAX;
7901 (find_sub_basic_blocks): Revamp to use make_edges
7902 and purge_dead_edges.
7903 (find_basic_blocks): Update call of find_sub_basic_block.
7905 * recog.c (split_all_insns): Always expect CFG to be consistent;
7906 call find_sub_basic_blocks in case something has changed.
7907 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
7910 * basic-block.h (delete_noop_moves): Declare.
7911 * combine.c (combine_instructions): Call it.
7912 (recog_for_combine): Tolerate noop moves
7913 (distribute_notes): Force refresh when register dies at noop move.
7914 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
7916 (life_analysis): Update delete_noop_moves call.
7917 (set_noop_p): Move too ...
7918 * rtlanal.c (noop_move_p): ... here.
7919 * rtl.h (noop_move_p): Declare.
7921 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
7922 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
7924 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
7925 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
7927 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
7929 * reload.c (push_reload): Fix typo in comment.
7930 (find_reloads_address): Ditto.
7931 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
7933 2001-07-22 Richard Henderson <rth@redhat.com>
7935 * flow.c: Grammar check and clarify a lot of comments.
7936 (try_simplify_condjump): Rename variables to be clearer.
7937 (try_forward_edges): Skip complex and fallthru edges.
7938 Rearrange tests to avoid duplicate checks.
7939 (flow_find_cross_jump): Likewise.
7940 (outgoing_edges_match): Allow match if neither branch has
7941 probability data. Loosen probability match to 5%.
7942 (try_crossjump_to_edge): Hoist repeated indirection into
7944 (try_crossjump_bb): Don't check complex edges. Eliminate
7945 redundant crossjump tests.
7946 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
7947 checks before more expensive checks.
7949 2001-07-22 Richard Henderson <rth@redhat.com>
7951 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
7952 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
7955 2001-07-22 Richard Henderson <rth@redhat.com>
7957 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
7958 (const_sint32_operand): Likewise.
7959 * m68k.md (anon mulsi pattern): Use const_int_operand not
7960 const_sint32_operand.
7961 (umulsi3_highpart): Zero extend a constant input.
7962 (smulsi3_highpart): Don't bother checking SImode constant.
7963 (const_umulsi3_highpart): Give op3 DImode.
7964 (const_smulsi3_highpart): Likewise.
7966 2001-07-22 Richard Henderson <rth@redhat.com>
7968 * flow.c (split_block): Make sure bb_note is included in the
7969 new block when splitting before a label.
7971 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
7973 * basic-block.h (redirect_edge_and_branch_force,
7974 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
7975 * flow.c (redirect_edge_and_branch_force,
7976 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
7977 (redirect_edge_and_branch_force): Fix copying of lifeness information.
7978 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
7979 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
7980 instead of label; update CFG after transformation.
7981 (find_if_case_1): Update call, use redirect_edge_and_branch_force
7982 for finishing the transformation; handle even case where ELSE
7983 does not follow THEN.
7984 (find_if_case_2): Update call of dead_or_predictable; simplify
7987 * emit-rtl.c (split_branch_probability): New global variable.
7988 (try_split): Take care to set split_branch_probability and
7989 create REG_BR_PROB note for new jump insns.
7990 * md.texi (define_split): Document new feature.
7992 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
7994 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7996 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
7997 (asm_out_file): Remove redundant declaration.
7998 (assemble_asm): Remove old #if 0 block.
7999 (assemble_variable): Remove end of function; debug output is
8000 now handled with global_decl. Remove old #if 0 block. Update.
8001 Remove saved_in_section and associated no-op code.
8002 * Makefile.in (varasm.o): Correct dependencies.
8004 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
8006 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8007 the definition in defaults.h.
8009 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
8011 * jump.c: Update comments.
8012 (delete_barrier_successors, delete_unreferenced_labels,
8013 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
8014 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
8015 jump_optimize, jump_optimize_minimal): Kill.
8016 (rebuild_jump_labels): Move code from jump_optimize_1.
8017 (purge_line_number_notes): Likewise.
8018 (copy_loop_headers): Likewise.
8019 * reg-stack.c: Update comment.
8021 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
8022 JUMP_AFTER_REGSCAN): Kill.
8023 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
8024 purge_line_number_notes and copy_loop_headers.
8026 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
8027 Richard Henderson <rth@redhat.com>
8029 * dbxout.c (dbxout_global_decl): New.
8030 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8031 * sdbout.c (sdbout_finish): New.
8032 (sdbout_debug_hooks): Use it, add comments.
8033 (sdbout_global_decl): Defer initialised public vars to
8035 * varasm.c (assemble_variable): Don't output debug information
8036 for file-scope variables.
8038 2001-07-22 Richard Henderson <rth@redhat.com>
8040 * config/alpha/alpha.c (get_trap_mode_suffix): New.
8041 (get_round_mode_suffix): New.
8042 (print_operand): Use them for [/]. Remove support for [&'`()+].
8043 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
8044 * config/alpha/alpha.md (attr round_suffix): New.
8045 (attr trap_suffix): New.
8046 (all insns): Set them appropriately. Use %/ instead of the
8049 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8051 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
8053 2001-07-22 Richard Henderson <rth@redhat.com>
8055 * regrename.c (regrename_optimize): Compute nregs for each
8056 potential target register.
8058 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
8059 Richard Henderson <rth@redhat.com>
8061 * dbxout.c (dbxout_global_decl): New.
8062 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8063 * sdbout.c (sdbout_finish): New.
8064 (sdbout_debug_hooks): Use it, add comments.
8065 (sdbout_global_decl): Defer initialised public vars to
8067 * varasm.c (assemble_variable): Don't output debug information
8068 for file-scope variables.
8070 2001-07-21 H.J. Lu (hjl@gnu.org)
8072 * config/mips/mips.c (mips_cpu): Moved into ...
8073 (override_options): Here.
8075 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
8077 (mips_cpu): Removed.
8079 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8081 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
8082 ("iorqi3"): Likewise.
8083 ("xorqi3"): Likewise.
8084 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
8085 ("*subhi3_sp): Likewise.
8086 ("*subhi3"): Likewise.
8087 ("extendhisi2"): Accept D, X and Y as source operand to avoid
8090 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
8092 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
8093 * config/freebsd.h: Likewise.
8094 * config/linux.h: Likewise.
8095 * config/openbsd.h: Likewise.
8096 * config/alpha/linux-elf.h: Likewise.
8097 * config/arm/linux-elf.h: Likewise.
8098 * config/d30v/d30v.h: Likewise.
8099 * config/fr30/fr30.h: Likewise.
8100 * config/ia64/aix.h: Likewise.
8101 * config/ia64/ia64.h: Likewise.
8102 * config/mips/linux.h: Likewise.
8103 * config/pj/pj.h: Likewise.
8104 * config/rs6000/linux.h: Likewise.
8105 * config/sparc/linux.h: Likewise.
8106 * config/sparc/linux64.h: Likewise.
8108 2001-07-20 Bruce Korb <bkorb@gnu.org>
8110 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
8111 because getc() and char* may disagree on signedness.
8113 2001-07-20 Richard Henderson <rth@redhat.com>
8115 * doc/rtl.texi (REG_DEAD): Update for current semantics.
8117 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
8118 insns to delete in the presence of cc0 in a jump insn.
8120 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8121 Jan Hubicka <jh@suse.cz>
8123 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
8124 of doing the change by hand.
8126 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8128 * rtlanal.c (set_noop_p): Return true for noop jumps.
8130 * expr.c (emit_single_push_insn): Add call to push expander.
8131 * expr.h (optab_index): Add OTI_push
8132 (push_optab): New constant.
8133 * genopinit.c (optabs): Add push_optab.
8134 * optabs.c (init_optab): Init push optab.
8135 * md.texi (push??1): Document
8137 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8139 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
8140 expand to emit the pattern; put a REG_INC note for push/pop
8142 ("movdf", "movdf_internal"): Likewise.
8143 ("movsi", "movsi_internal"): Likewise.
8144 ("movsf", "movsf_internal"): Likewise.
8145 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
8147 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8149 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
8152 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
8154 * params.def: Change default max inline insns to 100.
8156 2001-07-20 Diego Novillo <dnovillo@redhat.com>
8158 * combine.c (combine_simplify_rtx): Generate a new shift operation
8159 when simplifying the first operand of a (neg (ashift)) expression.
8161 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
8163 * regclass.c (N_REG_INTS): Use only 32 bits per element.
8165 2001-07-20 Kelley Cook <kelley.cook@home.com>
8167 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
8168 information. Move rest into ...
8169 (*-*-solaris): ... here. Eliminate redundant information and
8170 reword necessary packages section. Delete 4.x assembler bug info.
8171 (sparc-sun-*): Merge into ...
8172 (sparc-sun-sunos*): here.
8174 2001-07-20 Catherine Moore <clm@redhat.com>
8176 * config/v850/v850.md (casesi): Generate LABEL_REF
8179 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
8181 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
8182 * i386.c (ix86_zero_extend_to_Pmode): Make global.
8183 * i386.md (strclrsi expander): Use it.
8185 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8187 * integrate.c (copy_insn_list): handle
8188 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
8189 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
8190 identically as to CODE_LABEL.
8192 * fold-const (fold): Convert A/B/C to A/(B*C) and
8195 * except.c (connect_post_landing_pads): Delete the RESX insns.
8197 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
8199 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
8201 * config/mips/mips.md (nmadd/nmsub): Use macro.
8203 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
8205 * cppinit.c (remove_dup_dir): Make static.
8206 (remove_dup_dirs): Make static. Only warn about preempting a
8207 system directory with a non-system directory.
8209 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8211 * ifcvt.c (noce_try_store_flag_constants): Correct order
8212 of parameters to trunc_int_for_mode.
8214 2001-07-19 Mark Mitchell <mark@codesourcery.com>
8216 * reorg.c (fill_simple_delay_slots): If an instruction might throw
8217 an exception that will be caught within this function, do not fill
8218 its delay slot with any subsequent instruction.
8220 2001-07-19 Steve Ellcey <sje@cup.hp.com>
8222 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
8223 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
8224 pointer extension instruction.
8225 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
8226 * simplify-rtx.c (simplify_unary_operation) Likewise.
8227 * explow.c (convert_memory_address) Check value of
8228 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
8230 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
8231 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
8232 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
8233 Add Multilib Support.
8234 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
8235 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
8236 Add Multilib Support.
8237 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
8239 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
8240 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
8241 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
8243 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
8245 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
8246 old and new operands in `<', `3' and `b'.
8248 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8250 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
8251 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
8252 (toplev.o): Don't depend on xcoffout.h.
8253 * c-decl.c: Include debug.h
8254 (duplicate_decls): Use debug hook.
8255 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
8256 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8257 (dbxout_types): Remove.
8258 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
8259 * debug.c (do_nothing_debug_hooks): Update.
8260 (debug_true_tree, debug_nothing_rtx): New.
8261 * debug.h (struct rtx_def): New.
8262 (struct gcc_debug_hooks): New hooks ignore_block,
8263 outlining_inline_function and label.
8264 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
8265 dwarf2out_frame_finish): New.
8266 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
8267 Make static, update prototype.
8268 (dwarf2_debug_hooks): Update.
8269 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
8270 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
8271 * dwarfout.c (dwarf_debug_hooks): Update.
8272 * emit-rtl.c: Include debug.h.
8273 (remove_unnecessary_notes): Use debug hook.
8274 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
8275 (final_scan_insn): Use debug hook.
8276 * integrate.c (output_inline_function): Use debug hook.
8277 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
8278 (sdb_debug_hooks): Update.
8279 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
8280 * toplev.c: Don't include xcoffout.h.
8281 (note_outlining_of_inline_function, debug_ignore_block): Remove.
8282 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
8284 * tree.h (dwarf2out_do_frame): Remove.
8286 2001-07-19 Catherine Moore <clm@cygnus.com>
8288 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
8290 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8292 * reload1.c (eliminate_regs_in_insn): When updating a set
8293 to the frame pointer to the hardware frame pointer, perform
8294 the update always not just when REPLACE is set.
8296 * reload1.c (choose_reload_regs): Don't inherit a reload
8297 that crosses multiple registers if registers past the first
8298 don't fit in the desired class.
8300 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
8301 when negating constants.
8303 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
8305 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
8306 * doc/tree.texi: Ditto.
8308 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
8309 Jakub Jelinek <jakub@redhat.com>
8311 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
8312 (extract_cie_info): Handle "eh" augmentation properly,
8314 (struct frame_state, __frame_state_for): New.
8316 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8318 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
8319 HANDLE_SYSV_PRAGMA): Define.
8320 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
8322 (copy_object): Caller changed.
8324 2001-07-19 Andreas Schwab <schwab@suse.de>
8326 * configure.in (assembler dwarf2 debug_line support): Define nop
8328 * configure: Regenerated.
8330 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8332 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
8334 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
8335 to conditionally compiled block.
8336 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8337 * dbxout.h (dbxout_function): Remove.
8338 * debug.c (do_nothing_debug_hooks): Update.
8339 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
8340 global_decl, deferred_inline_function.
8341 * dwarf2out.c (dwarf2_debug_hooks): Update.
8342 (dwarf2out_global_decl): New.
8343 * dwarfout.c: Don't include dwarfout.h.
8344 (dwarfout_global_decl, dwarfout_function_decl,
8345 dwarfout_deferred_inline_function): New.
8346 (dwarf_debug_hooks): Update.
8347 * dwarfout.h: Remove.
8348 * final.c: Don't include dwarfout.h.
8349 * sdbout.c (sdbout_global_decl): New.
8350 (sdbout_debug_hooks): Update.
8351 * toplev.c: Don't include dwarfout.h.
8352 (check_global_declarations, rest_of_compilation): Use new debug hooks.
8353 (note_deferral_of_defined_inline_function): Remove.
8354 * toplev.h (note_deferral_of_defined_inline_function): Remove.
8355 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
8356 * ch/lex.c: Don't include dwarfout.h.
8357 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
8358 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
8359 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
8360 * cp/optimize.c: Include debug.h.
8361 (maybe_clone_body): Use debug hook.
8362 * cp/semantics.c: Include debug.h.
8363 (expand_body): Use debug hook.
8364 * po/POTFILES.in: Remove dwarfout.h.
8366 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8368 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
8369 * c-parse.in (yyerror, _yylex): Similarly.
8370 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
8371 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
8373 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
8374 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
8376 2001-07-18 Jeff Sturm <jsturm@one-point.com>
8378 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
8379 in-class declaration at -g1. Fixes c++/2814.
8381 2001-07-18 Richard Henderson <rth@redhat.com>
8383 * doc/md.texi (reload_in/out): Document restrictions in predicates
8384 and constraints for these patterns. Document empty string matching
8387 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8389 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
8391 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8393 * cse.c: Undo my previous patch.
8395 2001-07-18 Tom Tromey <tromey@redhat.com>
8398 * configure: Rebuilt.
8399 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
8401 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
8403 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
8404 Jan Hubicka <jh@suse.cz>
8406 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
8407 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
8408 * jump.c (mark_jump_label): Do not forward branches.
8410 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
8412 * cse.c (delete_trivially_dead_insns): Delete the libcall block
8413 when return value is unused.
8415 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8417 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
8419 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
8421 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
8422 on error. We can't blindly return the result of
8423 pthread_mutex_trylock because it returns a positive number on
8424 error, while we must return -1 on error.
8425 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
8427 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
8429 2001-07-18 Andreas Jaeger <aj@suse.de>
8431 * integrate.c (output_inline_function): Correct type of debug_hooks.
8433 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
8435 * combine.c (combine_simplify_rtx): DIV can be treated
8436 associatively for floats if unsafe math optimisations are enabled.
8438 2001-07-17 Richard Henderson <rth@redhat.com>
8440 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
8442 2001-07-17 Richard Henderson <rth@redhat.com>
8444 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
8445 don't force the function address into a register.
8446 (expand_call, emit_library_call_value_1): Update callers.
8447 * builtins.c (expand_builtin_apply): Likewise.
8448 * expr.h (prepare_call_address): Update decl.
8450 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
8452 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
8454 * config/i386/chorus.h: Move up.
8455 * config/sparc/chorus.h: Likewise.
8456 * config/rs6000/chorus.h: Likewise.
8457 * config/chorus.h: Moved here.
8459 2001-07-17 Andreas Schwab <schwab@suse.de>
8461 * configure.in (assembler eh_frame optimization): Handle big
8463 * configure: Regenerated.
8465 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
8467 * expr.c (epxand_expr): Convert divisions into multiplications by
8468 reciprocals if -ffast-math.
8470 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
8472 * dbxout.c (dbxout_really_begin_function): Rename to
8473 dbxout_begin_function.
8474 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8475 (dbxout_begin_function): Remove.
8476 (dbxout_function): Update.
8477 (dbxout_source_line): Update prototype.
8478 * dbxout.h (dbxout_begin_function): Remove.
8479 * debug.c (do_nothing_debug_hooks): Update.
8480 (debug_nothing_tree): Update.
8481 (debug_nothing_charstar_rtx): Remove.
8482 * debug.h (union tree_node): Declare.
8483 (struct rtx_def): Remove.
8484 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
8485 begin_function. Change source_line prototype.
8486 (debug_nothing_tree): New.
8487 (debug_nothing_charstar_rtx): Delete.
8488 (dwarf2out_begin_prologue): Moved from ...
8490 * dwarf2out.c (dwarf2_debug_hooks): Update.
8491 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
8492 debug info, call dwarf2out_source_line.
8493 (dwarf2out_souce_line): Update prototype.
8494 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
8495 Change prototype, make static.
8496 (dwarfout_source_line): Update prototype.
8497 (dwarf_debug_hooks): Update.
8498 * dwarfout.h (dwarfout_begin_function): Remove.
8499 * final.c (final_start_function, final_scan_insn): Use appropriate
8500 debug hooks, update to use notice_source_line.
8501 (output_source_line): Rename notice_source_line. Don't call the
8502 source_line debug hook.
8503 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
8504 make static, update prototype.
8505 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
8507 (sdbout_end_prologue): New.
8508 (sdbout_source_line): Update prototype.
8509 (sdbout_debug_hooks): Update.
8510 (sdbout_symbol): Remove unused var.
8511 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
8513 * varasm.c: Include debug.h.
8514 (assemble_start_function): Use begin_function debug_hook.
8515 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8516 update with prototype.
8517 (xcoffout_source_line): Update prototype.
8518 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8520 (xcoffout_source_line): Update prototype.
8522 2001-07-17 Richard Henderson <rth@redhat.com>
8524 * c-typeck.c (build_binary_op): Do not shorten unsigned
8525 right shift after sign extension.
8527 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
8529 * combine.c (combine_simplify_rtx): Attempt to simplify
8530 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
8532 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
8533 (simplify_binary_operation, simplify_unary_operation,
8534 simplify_relational_operation): Use it.
8536 * combine.c (combine_simplify_rtx): Don't do associative law
8537 on divisions; allow associative law on floats.
8539 2001-07-17 H.J. Lu <hjl@gnu.org>
8540 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8542 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
8543 ASM_OUTPUT_WEAK_ALIAS are defined.
8544 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
8545 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
8547 * config/mips/iris5.h: ... here.
8548 (HANDLE_SYSV_PRAGMA): Defined as 1.
8549 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
8550 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
8553 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
8555 * c-parse.in (all_prefix_attributes): New variable.
8556 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
8557 (maybe_resetattrs): New production.
8558 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
8559 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
8560 notype_initdcl, nested_function, notype_nested_function,
8561 component_decl, components, components_notype,
8562 component_declarator, component_notype_declarator,
8563 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
8564 ivars, mydecl, myparm): Update. Avoid prefix attributes just
8565 after a comma being applied to more than one declarator.
8566 * doc/extend.texi (Attribute Syntax): Update. Remove
8567 documentation of bugs that are no longer present.
8569 2001-07-13 Eric Christopher <echristo@redhat.com>
8571 * config/mips/mips.h: Change TUNE_MIPS* options to use
8573 (EXTRA_SPECS): Add cc1_cpu_spec.
8574 * config/mips/mips.md (muldf3): Fix typo.
8576 2001-07-16 Richard Henderson <rth@redhat.com>
8578 * config/m68k/m68k.c: Include expr.h and reload.h.
8579 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
8580 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
8582 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8583 Richard Henderson <rth@redhat.com>
8585 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
8586 (insn_live_p): Fix fall off end of function.
8587 (dead_libcall_p): Remove COUNTS argument; update callers.
8588 (delete_trivially_dead_insns): Remove unused variables.
8590 2001-07-17 Andreas Jaeger <aj@suse.de>
8592 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
8595 * lcm.c (optimize_mode_switching): Avoid warning for unused
8596 variable if !NORMAL_MODE.
8598 * flow.c (try_crossjump_to_edge): Remove unused variable.
8600 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8602 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
8603 atexit declaration in stdlib.h.
8605 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
8607 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
8609 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8611 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
8612 * except.c (finish_eh_generation): Update call of cleanup_cfg;
8613 do rebuild_jump_labels instead of jump_optimize
8614 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
8615 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
8616 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
8618 * flow.c: Include timevar.h
8619 (find_basic_block): Push/pop timevar;
8620 (cleanup_cfg): Likewise.
8621 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
8622 * Makefile: Add dependencies on timevar.h
8624 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
8625 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
8627 * rtl.h (delete_trivially_dead_insns): Add new parameter.
8628 * toplev.c (rest_of_compilation): Update calls.
8629 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
8630 (delete_trivially_dead_insns): ... here; accept new argument
8631 preserve_basic_blocks; preserve basic blocks if set.
8633 * reg-stack.c (stack_regs_mentioned): Return 0 if
8634 stack_regs_mentioned_data is not initialized.
8635 (reg_to_stack): Make stack_regs_mentioned survive after the
8636 reg-stack is completted; do not call cleanup_cfg.
8637 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
8638 make cleanup_cfg after bb-reorder to output to debug file.
8640 2001-07-16 Richard Henderson <rth@redhat.com>
8642 * regclass.c (init_reg_sets): Use only 32 bits per initializer
8643 from int_reg_class_contents.
8645 2001-07-16 Richard Henderson <rth@redhat.com>
8647 * hard-reg-set.h (regs_invalidated_by_call): Declare.
8648 * regclass.c (regs_invalidated_by_call): Move from cse.c.
8649 (init_reg_sets_1): Move initialization from cse_main.
8650 * cse.c (regs_invalidated_by_call): Move to regclass.c.
8651 (cse_main): Move its initialization also.
8652 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
8653 * flow.c (propagate_one_insn): Likewise.
8654 * gcse.c (compute_hash_table): Likewise.
8655 (compute_kill_rd, compute_store_table): Likewise.
8656 * sched-deps.c (sched_analyze_1): Likewise.
8658 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
8660 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
8663 2001-07-16 Steve Ellcey <sje@cup.hp.com>
8665 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
8666 in if statement so we don't access undefined memory.
8668 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8670 * gcse.c: Update comment at top.
8671 Update comment on mem handling.
8672 mem_last_set, mem_first_set, mem_set_in_block: gone.
8673 Declaration of reg_set_info: gone.
8674 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
8675 pointless with load_killed_in_block_p (they are *more*
8676 conservative then it, not less, and less accurate).
8677 (oprs_not_set_p): Ditto.
8678 (alloc_gcse_mem): Don't allocate mem_set_in_block
8679 (free_gcse_mem): Don't free it, either.
8680 (record_last_mem_set_info): Update comment in front, remove
8681 mem_*set_* stuff. Note the reason we don't handle stores directly
8683 (compute_hash_table): Update comments to reflect reality. Remove
8684 mem_*set_* references.
8685 (reset_opr_set_tables): Remove mem_*set_* references.
8687 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
8688 (mark_clobber): Ditto (on both parts, we double set here too).
8689 (expr_killed_p): Remove mem_set_in_block test.
8690 (compute_transp): Remove mem_set_in_block test.
8692 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
8693 of edge, and removal of phi alternative to dump file.
8694 (ssa_ccp_substitute_constants): Add note about register now being
8695 constant, and which uses were replaced in what insns to dump file.
8697 2001-07-16 Andreas Jaeger <aj@suse.de>
8699 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
8700 variables of type HOST_WIDEST_INT.
8702 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
8703 (__bb_exit_func): Correct type of count_max to avoid overflow.
8704 (num_digits): Handle long long argument.
8706 * combine.c (gen_lowpart_for_combine): Remove unused variable.
8708 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8710 * output.h (sdb_begin_function_line): Restore as an extern
8712 * sdbout.c (sdb_begin_function_line): Make extern.
8714 2001-07-15 Richard Henderson <rth@redhat.com>
8716 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
8717 * genrecog.c (maybe_both_true_mode): New.
8718 (maybe_both_true_2): Use it.
8719 (write_switch): Don't put Pmode in a switch.
8720 * rtl.c (mode arrays): Don't explicitly size them.
8722 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8724 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
8725 handling; move unconditional splitting before mode switching.
8727 * i386.md (type): Add fistp type.
8728 (i387, length_attr, scheduling definitions): Handle this type.
8729 (fix_trunc?f?i2): Revamp to use mode switching.
8730 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
8731 * i386.h (fp_cw_mode): New enum
8732 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
8733 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
8735 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8737 * Makefile.in (integrate.o): Add debug.h.
8738 * integrate.c (debug.h): Add.
8739 (output_inline_function): Save, reset, and restore debug_hooks.
8741 2001-07-15 Richard Henderson <rth@redhat.com>
8743 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
8744 instead of COMPARE for the EQUIV expression.
8746 2001-07-15 Richard Henderson <rth@redhat.com>
8748 * flow.c (redirect_edge_and_branch_force): Initialize
8749 global_live_at_start and global_live_at_end.
8750 (allocate_bb_life_data): Export.
8751 * basic-block.h (allocate_bb_life_data): Declare.
8752 * toplev.c (rest_of_compilation): Call it.
8754 2001-07-15 Richard Henderson <rth@redhat.com>
8756 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
8757 (alpha_tablejump_best_label): New.
8758 * config/alpha/alpha-protos.h: Declare them.
8759 * config/alpha/alpha.md: Use braced strings for code blocks.
8760 (tablejump_osf): Break out add with r29.
8761 (tablejump_osf_internal): Remove.
8762 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
8763 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
8765 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8767 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
8770 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
8772 * i386-protos.h (ix86_split_fp_branch): Update prototype.
8773 (ix86_fp_jump_nontrivial_p): New.
8774 * i386.md (fp_jcc_?): Update call of split_fp_branch;
8775 use ix86_fp_jump_nontrivial_p.
8776 * i386.c (ix86_fp_jump_nontrivial_p): New.
8777 (ix86_split_fp_branch): Accept code instead of rtx.
8778 (ix86_expand_compare): Expand comparison early in case
8779 doing so is resonably cheap.
8781 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
8783 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
8785 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
8786 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
8788 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
8790 * dbxout.c (dbxout_source_line): Make static, update prototype.
8791 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
8792 (dbxout_init, dbxout_finish, dbxout_source_line,
8793 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
8794 * dbxout.h (dbxout_source_line): Delete.
8795 * debug.c (debug_nothing_file, debug_nothing_file_int,
8796 debug_nothing_file_charstar_rtx): New.
8797 (do_nothing_debug_hooks): Update.
8798 (debug_nothing_void, debug_nothing_charstar_rtx,
8799 dwarf2out_end_epilogue): New.
8800 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8801 * debug.h (struct rtx_def): Declare.
8802 (gcc_debug_hooks): New hooks source_line, end_epilogue
8804 (debug_nothing_void, debug_nothing_charstar_rtx,
8805 dwarf2out_end_epilogue): New.
8806 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8807 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
8808 (dwarf2_debug_hooks): Update.
8809 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
8810 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
8811 * dwarf2out.h (dwarf2out_source_line): Remove.
8812 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
8813 Make static, update prototype.
8814 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
8815 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
8816 (dwarf_debug_hooks): Update.
8817 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
8818 dwarfout_end_function): Remove.
8819 * final.c (profile_function): Use debug hooks for ending functions
8821 (output_source_line, final_end_function): Update prototype,
8823 (final_start_function, final_scan_insn): Update.
8824 * output.h (sdb_begin_function_line): Remove.
8825 (final_end_function): Update prototype.
8826 * sdbout.c (sdb_begin_function_line): Make static.
8827 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
8828 (sdbout_source_line): New.
8829 (sdbout_end_epilogue, sdbout_end_function): Make static, update
8831 (sdb_debug_hooks): Update.
8832 (sdbout_init, sdbout_source_line,
8833 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
8834 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
8835 * toplev.c (compile_file, rest_of_compilation): Update.
8836 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
8837 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
8838 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
8839 Update for prototype changes.
8840 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
8841 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
8843 2001-07-15 Richard Henderson <rth@redhat.com>
8845 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
8846 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
8847 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
8848 * config/alpha/alpha.c: Likewise.
8849 * config/alpha/alpha.md: Likewise.
8850 * config/alpha/alpha32.h: Likewise.
8851 * config/alpha/vms.h: Likewise.
8854 2001-07-14 Richard Henderson <rth@redhat.com>
8856 * config/alpha/alpha.md: Use define_constants for unspec values.
8857 Substitute throughout.
8859 2001-07-14 Tim Josling <tej@melbpc.org.au>
8861 * tree.def (EXPON_EXPR) remove. Never supported anyway.
8863 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
8865 * pa.md: Remove unused constraints from define_split's.
8867 2001-04-14 Richard Henderson <rth@redhat.com>
8869 * ifcvt.c (find_cond_trap): Test for exit block.
8871 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
8873 Re-install recently reverted patch.
8874 * emit-rtl.c (try_split): Update mark_jump_label call.
8875 * flow.c (find_sub_basic_blocks): Likewise.
8876 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8878 (mark_all_labels): Kill second parameter.
8879 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8880 (rebuild_jump_labels, jump_optimize_minimal): Update call
8882 (jump_optimize_1): Kill crossjumping code.
8883 (mark_jump_label): Kill cross_jump parameter.
8884 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8885 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8886 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8888 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8890 (dump_file_info): Likewise.
8891 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8892 reorganize passes to do reg-stack first, bb-reorder second.
8893 * invoke.texi (-d letters doc): Remove the jump2 pass.
8895 2001-07-14 Richard Henderson <rth@redhat.com>
8897 * ifcvt.c (find_cond_trap): New.
8898 (find_if_header): Call it.
8899 (merge_if_block): Relax existing jump sanity check.
8900 * jump.c (jump_optimize_1): Remove conditional trap handling.
8902 2001-07-14 Alan Modra <amodra@bigpond.net.au>
8904 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
8906 (insn_refs_are_delayed): Correct comment.
8907 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
8908 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
8909 instead of r31. Make associated insn !TARGET_64BIT, and
8910 provide an additional 64-bit insn that clobbers r2.
8912 (udivsi3): Likewise.
8914 (umodsi3): Likewise.
8916 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
8918 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
8920 * flow.c (redirect_edge_and_branch_force, split_edge,
8921 try_crossjump_to_edge): Use set_block_for_new_insns.
8922 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
8924 2001-07-13 H.J. Lu (hjl@gnu.org)
8926 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
8929 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8931 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
8933 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
8935 * c-common.c (decl_attributes): Take a pointer to the node to
8936 which attributes are to be attached, and a flags argument.
8937 * c-common.h (enum attribute_flags): New.
8938 (decl_attributes): Update prototype.
8939 * c-decl.c (start_decl, push_parm_decl, finish_struct,
8940 finish_enum, start_function): Update calls to decl_attributes.
8941 * c-parse.in (component_declarator, component_notype_declarator,
8942 label): Update calls to decl_attributes.
8944 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
8946 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
8947 * config/avr/avr.c (legitimate_address_p): Return value changed
8948 from letter to register classes. For better debugging.
8950 2001-07-13 Kazu Hirata <kazu@hxi.com>
8952 * jump.c (reversed_comparison_code_parts): Fix comment typos.
8954 2001-07-13 H.J. Lu (hjl@gnu.org)
8956 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
8958 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
8960 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
8961 correctly for shared configurations.
8962 * config/t-libgcc-pic: New.
8963 * config/{i386,m68k,sparc}/t-openbsd: New.
8964 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
8965 Support -shared. Support debugging libraries with -g.
8966 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
8967 frame information does not emit pointer diffs.
8968 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
8971 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8973 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
8975 2001-07-13 David Edelsohn <edelsohn@gnu.org>
8977 * combine.c (try_combine): Ensure const_int pow2 is positive.
8979 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
8981 * config.gcc: Add configuration for s/390.
8982 * config/s390/s390.c: New. Subroutines for code generation.
8983 * config/s390/s390.h: New. Definitions for s/390.
8984 * config/s390/s390-protos.h: New. Prototypes.
8985 * config/s390/linux.h: New. Definitions for linux for s/390.
8986 * config/s390/linux64.h: New. Definitions for linux for zSeries.
8987 * config/s390/t-linux: New. Makefile fragment.
8988 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
8989 * config/s390/fixdfdi.h: New. Fix L_fix*di.
8991 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
8993 * emit-rtl.c (try_split): Update mark_jump_label call.
8994 * flow.c (find_sub_basic_blocks): Likewise.
8995 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8997 (mark_all_labels): Kill second parameter.
8998 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8999 (rebuild_jump_labels, jump_optimize_minimal): Update call
9001 (jump_optimize_1): Kill crossjumping code.
9002 (mark_jump_label): Kill cross_jump parameter.
9003 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
9004 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
9005 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
9007 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
9009 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
9010 reorganize passes to do reg-stack first, bb-reorder second.
9011 * invoke.texi (-d letters doc): Remove the jump2 pass.
9013 2001-07-12 Steve Ellcey <sje@cup.hp.com>
9015 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
9017 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9019 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
9021 (verify_flow_info): Make diagnostics prettier.
9023 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9025 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
9027 * flow.c (outgoing_edges_match): Return early if condition reversal
9030 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
9032 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
9033 (mips_move_2words): When splitting a move into two instructions,
9034 prefix the second address operand with '%D'.
9036 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
9038 * Makefile.in (final.o): Depend on debug.h.
9039 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
9040 (dbx_debug_hooks): Add new hooks.
9041 (xcoff_debug_hooks): New.
9042 * debug.c (debug_nothing_file_int_int): New.
9043 (do_nothing_debug_hooks): Update.
9044 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
9045 (debug_nothing_file_int_int): New.
9046 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
9047 static, update prototype.
9048 (dwarf2_debug_hooks): Update.
9049 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
9050 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
9051 static, update prototype.
9052 (dwarf_debug_hooks): Update.
9053 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
9054 * final.c: Include debug.h.
9055 (final_scan_insn): Use debug hooks when beginning and ending blocks.
9056 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
9057 static, update prototype.
9058 (sdb_debug_hooks): Update.
9059 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
9060 * toplev.c: Distinguish between xcoff and dbx.
9062 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
9063 Call all debug hooks, not just dwarf ones.
9065 2001-07-11 Timothy Wall <twall@redhat.com>
9067 * config.gcc: Add configuration for AIX5/IA64.
9068 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
9069 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
9070 support prefix/suffix code.
9071 * config/ia64/t-aix: New. Makefile fragment.
9072 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
9074 2001-07-11 Kazu Hirata <kazu@hxi.com>
9076 * recog.c (validate_change): Fix a comment typo.
9078 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
9080 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
9081 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
9083 * dbxout.c (dbx_debug_hooks): Add new hooks.
9084 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
9086 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
9088 * dbxout.h (dbxout_start_new_source_file,
9089 dbxout_resume_previous_source_file): Delete.
9090 * debug.c (do_nothing_debug_hooks): Add new hooks.
9091 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9092 (debug_nothing_int_charstar, debug_nothing_int): New.
9093 * debug.h (gcc_debug_hooks): New hooks define, undef,
9094 start_source_file and end_source_file.
9095 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9096 (debug_nothing_int_charstar, debug_nothing_int): New.
9097 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
9098 the conditionally compiled section.
9099 (dwarf2out_start_source_file, dwarf2out_end_source_file,
9100 dwarf2out_define, dwarf2out_undef): Make static.
9101 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
9102 dwarf2out_define, dwarf2out_undef): Remove.
9103 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
9104 (dwarfout_start_source_file, dwarfout_end_source_file,
9105 dwarfout_define, dwarfout_undef): Make static.
9106 (dwarfout_start_source_file_check,
9107 dwarfout_end_source_file_check): New.
9108 (dwarfout_define, dwarfout_finish): Update.
9109 * dwarfout.h (dwarfout_start_new_source_file,
9110 dwarfout_resume_previous_source_file, dwarfout_define,
9111 dwarfout_undef): Remove.
9112 * sdbout.c (sdb_debug_hooks): Add new hooks.
9113 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
9115 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
9116 make static, take an arg.
9117 * sdbout.h (sdbout_start_new_source_file,
9118 sdbout_resume_previous_source_file): Delete.
9119 * toplev.c (debug_start_source_file, debug_end_source_file,
9120 debug_define, debug_undef): Delete.
9121 * toplev.h (debug_start_source_file, debug_end_source_file,
9122 debug_define, debug_undef): Delete.
9124 * java/jcf-parse.c: Include debug.h.
9125 (parse_class_file): Update to use debug hooks directly.
9126 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
9128 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9130 * alias.c (set_mem_alias_set): New function.
9131 * rtl.h (set_mem_alias_set): Declare it.
9132 * builtins.c (expand_builtin_return_addr): Call it instead of
9133 using MEM_ALIAS_SET accessor.
9134 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
9135 (get_memory_rtx, expand_builtin_va_arg): Likewise.
9136 (expand_builtin_va_copy):Likewise.
9137 * caller-save.c (setup_save_areas): Likewise.
9138 * calls.c (compute_argument_addresses): Likewise.
9139 * explow.c (set_mem_attributes): Likewise.
9140 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
9141 (expand_assignment, store_constructor_field, store_field): Likewise.
9142 (expand_expr_unaligned): Likewise.
9143 * function.c (assign_stack_temp_for_type): Likewise.
9144 (put_reg_into_stack, gen_mem_addressof): Likewise.
9145 * ifcvt.c (noce_try_cmove_arith): Likewise.
9146 * reload1.c (reload, alter_reg): Likewise.
9147 * config/alpha/alpha.c (get_aligned_mem): Likewise.
9148 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
9149 (alpha_expand_unaligned_store): Likewise
9150 (alpha_expand_unaligned_load_words): Likewise.
9151 (alpha_expand_unaligned_store_words): Likewise.
9152 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
9153 (alpha_expand_epilogue): Likewise.
9154 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
9155 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
9156 * config/i386/i386.c (legitimize_pic_address): Likewise.
9157 * config/i960/i960.c (setup_incoming_varargs): Likewise.
9158 * config/ia64/ia64.c (spill_restore_mem): Likewise.
9159 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
9160 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
9161 * config/mips/mips.c (mips_va_arg): Likewise.
9162 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9163 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
9164 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9165 (setup_incoming_varargs, rs6000_va_arg): Likewise.
9166 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
9167 (rs6000_emit_epilogue): Likewise.
9168 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
9169 * config/sparc/sparc.c (sparc_va_arg): Likewise.
9170 * config/v850/v850.c (v850_va_arg): Likewise.
9172 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
9174 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
9175 when fallthru edge is present.
9176 (mege_blocks): Handle case where creation of jump insn
9179 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
9180 CLEANUP_POST_REGSTACK): New constants.
9181 * except.c (finish_eh_generation): Update call of cleanup_cfg,
9182 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
9183 * output.h (cleanup_cfg): Update prototype.
9184 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
9185 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
9186 cleanup_cfg call; kill missleading comment.
9187 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
9188 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
9189 parameter; control optimizations performed using it.
9190 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
9191 try_crossjump_bb): New functions.
9193 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9195 * pa.c (pa_output_function_prologue): Delete prototype. Make function
9197 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
9198 pa_output_function_prologue.
9199 * pa-protos.h (pa_output_function_prologue): New prototype.
9201 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9203 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
9204 and low to get correct sign extension in low+high test.
9206 2001-07-11 Janis Johnson <janis@us.ibm.com>
9208 * gcov.c (arcdata): Use gcov_type to fix branch percentage
9209 for large hit count.
9211 * profile.c (branch_prob): Fix .bbg info for computed gotos
9214 2001-07-11 Mark Mitchell <mark@codesourcery.com>
9216 * stmt.c (parse_output_constraint): New function, split out
9218 (expand_asm_operands): ... here. Use parse_output_constraint.
9219 * tree.h (parse_output_constraint): Declare it.
9221 2001-07-11 Richard Henderson <rth@redhat.com>
9223 * bitmap.c: Comment some functions; fiddle whitespace.
9224 (bitmap_free): Don't export.
9225 (bitmap_element_allocate): Use memset.
9226 * bitmap.h (bitmap_free): Don't declare.
9228 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
9230 * gcse.c, lcm.c, sched-deps.c:
9231 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
9233 * flow.c (flow_loops_find): Free dom if we found no loops, since
9234 we aren't going to save it.
9236 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
9239 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
9241 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
9243 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9245 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
9246 #ifndef DWARF2_DEBUGGING_INFO.
9248 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9250 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
9252 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9254 * config/mips/mips.c (gen_int_relational): Tell the caller not to
9255 reverse a branch if a NE comparison is implemented with GTU.
9257 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9258 H.J. Lu <hjl@gnu.org>
9260 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
9262 (call_internal2): Likewise.
9263 (call_value_internal1): Likewise.
9264 (call_value_internal2): Likewise.
9265 (call_value_multiple_internal1): Likewise.
9266 (call_value_multiple_internal2): Likewise.
9268 2001-07-10 Kazu Hirata <kazu@hxi.com>
9270 * calls.c (emit_library_call_value_1): Fix a comment typo.
9271 * dwarf2out.c (mem_loc_descriptor): Likewise.
9272 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
9274 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
9276 * simplify-rtx.c (simplify_subreg): Fix typo in comment
9278 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9280 * recog.c (offsettable_address_p): Handle LO_SUM case.
9281 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
9282 instead of plus_constant.
9284 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9286 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
9287 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
9289 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9291 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
9292 adjust_address_nv instead of plus_constant.
9294 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
9296 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
9297 dwarf2out.o): Depend on debug.h, wrap long lines.
9298 * dbxout.c: Include debug.h.
9299 (dbx_debug_hooks): New.
9300 (dbxout_init): Make static, take just 2 args.
9301 (dbxout_finish): Make static.
9302 * dbxout.h (dbxout_init, dbxout_finish): Delete.
9303 * debug.c: New file.
9304 * debug.h: New file.
9305 * dwarf2out.c: Include debug.h.
9306 (dwarf2_debug_hooks): New.
9307 (dwarf2out_init): Make static.
9308 (dwarf2out_finish): Make static, take 2 args.
9309 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
9310 * dwarfout.c: Include debug.h.
9311 (dwarf_debug_hooks): New.
9312 (dwarfout_init): Make static.
9313 (dwarfout_finish): Make static, take 2 args.
9314 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
9315 * sdbout.c: Include debug.h.
9316 (sdb_debug_hooks): New.
9317 (sdbout_init): Make static, take 2 args.
9318 * sdbout.h (sdbout_init): Delete.
9319 * toplev.c: Include debug.h.
9321 (compile_file): Set deubg_hooks based on command line options.
9322 Use the hooks unconditionally rather than conditional compilation.
9324 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
9326 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
9327 first_insn_after_basic_block_note instead.
9329 * df.c (df_bb_refs_unlink): #if 0 out for now.
9331 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
9333 * ssa.h: Add prototype for ssa_const_prop
9334 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
9335 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
9336 (ssa_fast_dce): Remove unused variable
9338 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9340 * diagnostic.c (finish_diagnostic): Rename to
9341 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
9344 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
9346 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
9349 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
9350 (dump_file): Only pad the demangled name with spaces if the
9351 mangled name was padded with spaces.
9353 2001-07-10 Bernd Schmidt <bernds@redhat.com>
9355 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
9358 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9360 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
9361 extraction if no direct load if either EXPAND_CONST_ADDRESS or
9364 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
9365 whether can put offset inside LO_SUM to check mode alignment, not size.
9367 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9369 * doc/tm.texi (Misc): Fix thinko.
9371 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
9373 * regmove.c (replace_in_call_usage): Fix warnings.
9374 * sched-deps.c (add_dependence): Fix warnings.
9375 * simplify-rtx.c (simplify_subreg): Likewise.
9376 Return NULL_RTX instead of NULL.
9378 * reg-stack.c (emit_swap_insn): Eliminate warnings.
9379 (subst_asm_stack_regs): Likewise.
9381 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
9384 * dwarf2out.c (output_call_frame_info): Declare i as int.
9385 (build_abbrev_table): Declare n_alloc as int.
9386 (dwarf2out_finish): Initialize die.
9387 * except.c: Declare sjlj_funcdef_number as unsigned.
9388 (connect_post_landing_pads): Declare j as unsigned.
9389 (convert_to_eh_region_ranges): Initialize call_site.
9390 (output_function_exception_table): Initialize tt_format_size.
9391 * expr.c (move_by_pieces_1): Initialize to1.
9392 (store_constructor): Initialize minelt and maxelt.
9393 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
9394 * function.c (instantiate_decls): Avoid signed/unsigned warning.
9396 * c-decl.c (combine_parm_decls): Unused, remove.
9397 * c-tree.h: Remove prototype for combine_parm_decls.
9399 * reload.c (push_reload): Fix warning.
9400 (regno_clobbered_p): Likewise.
9401 * reload1.c (replace_pseudos_in_call_usage): Likewise.
9402 (reload_combine): Likewise.
9404 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
9405 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
9407 * bitmap.c (bitmap_operation): Change user.
9408 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
9410 2001-07-10 Eric Christopher <echristo@redhat.com>
9412 * config/mips/mips.c (override_options): Fix typo.
9414 2001-07-09 Stan Shebs <shebs@apple.com>
9416 * target.h (struct gcc_target): New fields init_builtins and
9418 * target-def.h (TARGET_INIT_BUILTINS): New macro.
9419 (TARGET_EXPAND_BUILTIN): New macro.
9420 (TARGET_INITIALIZER): Add them.
9421 * builtins.c: Include target.h.
9422 (expand_builtin): Use targetm.expand_builtin.
9423 (default_init_builtins): New function.
9424 (default_expand_builtin): New function.
9425 * expr.h (default_init_builtins): Declare.
9426 (default_expand_builtin): Declare.
9427 * c-common.c (c_common_nodes_and_builtins): Use
9428 targetm.init_builtins.
9429 * defaults.h (MD_INIT_BUILTINS): Remove.
9430 * Makefile.in (builtins.o): Depend on target.h.
9432 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
9433 (TARGET_EXPAND_BUILTIN): Define.
9434 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
9435 (MD_EXPAND_BUILTIN): Remove.
9437 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
9438 (TARGET_EXPAND_BUILTIN): Define.
9439 (c4x_init_builtins): Make endlink arg a local.
9440 (c4x_print_operand): Fix typos in adjust_address usages.
9441 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
9442 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
9443 (MD_EXPAND_BUILTIN): Remove.
9445 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
9446 (TARGET_EXPAND_BUILTIN): Define.
9447 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
9448 (ix86_init_builtins): Call new function only if TARGET_MMX.
9449 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
9450 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
9451 (MD_EXPAND_BUILTIN): Remove.
9453 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
9454 (TARGET_EXPAND_BUILTIN): Define.
9455 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
9456 (MD_EXPAND_BUILTIN): Remove.
9458 * doc/tm.texi: Document these changes.
9460 2001-07-09 Diego Novillo <dnovillo@redhat.com>
9462 * basic-block.h (tree_node): Forward declare if needed.
9463 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
9464 (BLOCK_HEAD_TREE): Define.
9465 (BLOCK_END_TREE): Define.
9466 (struct loops): Rename field 'tree' to 'tree_root'.
9467 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
9469 (flow_loops_tree_build): Rename reference to field 'tree' to
9471 (flow_loops_level_compute): Ditto.
9472 * predict.c (estimate_bb_frequencies): Ditto.
9473 * tree.h (struct tree_common): Add field 'aux'.
9475 2001-07-09 Stan Shebs <shebs@apple.com>
9477 * config/darwin.c (darwin_encode_section_info): Don't mark any
9478 DECL_EXTERNAL node as defined.
9480 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9482 * pa.c (pa_init_machine_status, pa_mark_machine_status,
9483 pa_free_machine_status, hppa_init_pic_save): Delete.
9484 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
9485 (hppa_profile_hook): Use hppa_pic_save_rtx.
9486 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
9487 hppa_init_pic_save): Delete.
9488 (hppa_pic_save_rtx): Declare.
9489 * pa.md (call, call_value, sibcall, sibcall_value,
9490 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
9492 2001-07-09 Kazu Hirata <kazu@hxi.com>
9494 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
9495 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
9497 2001-07-09 Andreas Jaeger <aj@suse.de>
9499 * output.h: Add declaration of final_forward_branch_p.
9501 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
9503 * varray.c: Include errors.h for internal_error and trim_filename
9506 * Makefile.in (varray.o): Add errors.h.
9508 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
9510 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
9511 * optabs.c (have_add2_insn): Check whether the add insn chosen
9512 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
9513 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
9515 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
9517 * Makefile.in (OBJS): Add ssa-ccp.o
9518 (ssa-ccp.o): Add dependencies.
9519 * toplev.c (DFI_ssa_ccp): New dump file enum.
9520 (dump_file): Add entry for dumping after SSA CCP.
9521 (flag_ssa_ccp): New flag variable.
9522 (f_options): Add -fssa-ccp.
9523 (rest_of_compilation): Run SSA CCP if requested.
9524 * timevar.def (TV_SSA_CCP): New timevar.
9525 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
9526 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
9527 Fix minor typo in SSA DCE documentation.
9528 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
9529 Add documentation for new dump option. Renumber dump files
9532 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9534 * emit-rtl.c (gen_highpart_mode): New.
9535 * rtl.h (gen_highpart_mode): Declare.
9536 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
9537 operand can be VOIDmode constant.
9539 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
9541 * flow.c (redirect_edge_and_branch_force): New.
9542 (can_fallthru): Ensure that basic blocks are succeeding.
9543 (try_optimize_cfg): Do not delete basic block if it is the last one.
9545 * flow.c (try_redirect_by_replacing_jump): Do not remove
9546 jumps with side effects, unlink chain on fallthru edge;
9547 set block for new jump instruction; avoid basic block to
9548 over by line number note.
9550 * flow.c (try_simplify_condjump): Verify that the condjump
9551 is not always falling trought.
9554 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9556 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9557 (try_redirect_by_replacing_jump): Update properly the count
9558 and frequency information.
9560 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9562 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
9563 address that is a LO_SUM specially.
9564 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
9566 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
9568 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
9569 (operand_subword): Use them.
9570 (change_address_1): Renamed from change_address; new arg VALIDATE.
9571 * expr.h: Reflect above changes; change_address now macro.
9572 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
9574 * cselib.c (add_mem_for_addr): Likewise.
9575 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
9576 * regmove.c (try_apply_stack_adjustment): Likewise.
9577 * reload.c (push_reload, make_memloc): Likewise.
9578 * reload1.c (eliminate_regs): Likewise.
9579 * simplify-rtx.c (simplify_replace_rtx): Likewise.
9580 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
9582 * combine.c (make_extraction, simplify_shift_const): Likewise.
9583 (gen_lowpart_for_combine): Likewise.
9584 * cse.c (gen_lowpart_if_possible): Likewise.
9585 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
9586 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
9587 * optabs.c (gen_move_insn): Likewise.
9588 * reload1.c (alter_reg): Likewise.
9589 * simplify-rtx.c (simplify_subreg): Likewise.
9590 * stmt.c (expand_anon_union_decl): Likewise.
9591 * recog.c (validate_replace_rtx_1): Likewise.
9593 * Makefile.in (recog.o): Add $(EXPR_H).
9594 * explow.c (stabilize): Call replace_equiv_address.
9595 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
9596 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
9598 2001-07-03 Andrew Haley <aph@redhat.com>
9600 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
9601 the mode of the memory location.
9603 2001-07-09 Bo Thorsen <bo@suse.co.uk>
9605 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
9607 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
9609 * final.c (output_addr_const): Use target opening and
9610 closing parentheses.
9611 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
9612 defaults, add to TARGET_ASM_OUT.
9613 * target.h (struct gcc_target): Add open_paren and close_paren.
9614 * doc/md.texi: Update.
9615 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
9616 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
9617 TARGET_ASM_CLOSE_PAREN.
9618 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9620 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9622 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
9623 * config/a29k/a29k.h: Similarly.
9624 * config/alpha/alpha.h: Similarly.
9625 * config/arc/arc.h: Similarly.
9626 * config/arm/aof.h: Similarly.
9627 * config/arm/aout.h: Similarly.
9628 * config/avr/avr.h: Similarly.
9629 * config/c4x/c4x.h: Similarly.
9630 * config/clipper/clipper.h: Similarly.
9631 * config/convex/convex.h: Similarly.
9632 * config/d30v/d30v.h: Similarly.
9633 * config/dsp16xx/dsp16xx.h: Similarly.
9634 * config/elxsi/elxsi.h: Similarly.
9635 * config/fr30/fr30.h: Similarly.
9636 * config/h8300/h8300.h: Similarly.
9637 * config/i370/i370.h: Similarly.
9638 * config/i386/i386.h: Similarly.
9639 * config/i860/i860.h: Similarly.
9640 * config/i960/i960.h: Similarly.
9641 * config/ia64/ia64.h: Similarly.
9642 * config/m32r/m32r.h: Similarly.
9643 * config/m68hc11/m68hc11.h: Similarly.
9644 * config/m68k/m68k.h: Similarly.
9645 * config/m88k/m88k.h: Similarly.
9646 * config/mcore/mcore.h: Similarly.
9647 * config/mips/mips.h: Similarly.
9648 * config/mn10200/mn10200.h: Similarly.
9649 * config/mn10300/mn10300.h: Similarly.
9650 * config/ns32k/ns32k.h: Similarly.
9651 * config/pa/pa.h: Similarly.
9652 * config/pdp11/pdp11.h: Similarly.
9653 * config/pj/pj.h: Similarly.
9654 * config/romp/romp.h: Similarly.
9655 * config/rs6000/rs6000.h: Similarly.
9656 * config/sh/sh.h: Similarly.
9657 * config/sparc/sparc.h: Similarly.
9658 * config/v850/v850.h: Similarly.
9659 * config/vax/vax.h: Similarly.
9660 * config/we32k/we32k.h: Similarly.
9662 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
9664 * doc/c-tree.texi: Document representation of attributes.
9666 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9668 * doc/tm.texi: Update some places for the rename of target to
9671 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9673 * target.h (struct gcc_target): Add insert_attributes.
9674 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
9675 (TARGET_INITIALIZER): Update.
9676 * tree.c, tree.h (default_insert_attributes): New function.
9677 Update comments on other default functions to refer to targetm,
9679 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
9680 TARGET_INSERT_ATTRIBUTES.
9681 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
9682 * c-common.c (decl_attributes): Use targetm.insert_attributes.
9683 Don't use PRAGMA_INSERT_ATTRIBUTES.
9684 * Makefile.in (c-common.o): Depend on $(TARGET_H).
9685 * c-decl.c (start_decl, start_function): Don't call
9686 SET_DEFAULT_DECL_ATTRIBUTES.
9687 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9688 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
9690 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
9691 (c4x_check_attribute): Avoid modifying attribute list itself.
9692 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
9694 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
9695 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
9697 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
9698 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
9700 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9701 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
9703 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
9704 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
9705 Adjust parameters. Make static.
9707 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9709 * c-common.c (decl_attributes): Only take a single attributes
9711 * c-common.h (decl_attributes): Update prototype.
9712 * c-decl.c (start_decl, start_function): Only take a single
9713 attributes parameter. Update calls to decl_attributes.
9714 (finish_struct, finish_enum): Update calls to decl_attributes.
9715 (push_parm_decl): Expect unified list of attributes. Update call
9717 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
9718 notype_nested_function, component_declarator,
9719 component_notype_declarator, label): Update calls to
9721 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
9722 lists that are passed to push_parm_decl.
9723 * c-tree.h (start_function, start_decl): Update prototypes.
9724 * config/sh/sh-protos.h, config/sh/sh.c
9725 (sh_pragma_insert_attributes): Only take a single attributes
9727 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
9728 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
9729 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
9730 build_module_descriptor, generate_static_references,
9731 generate_strings, build_selector_translation_table,
9732 generate_descriptor_table, generate_protocols,
9733 generate_ivars_list, generate_dispatch_table,
9734 generate_protocol_list, generate_category,
9735 generate_shared_structures, really_start_method, add_objc_decls,
9736 generate_classref_translation_entry): Update calls to start_decl
9738 (build_tmp_function_decl, start_method_def): Unify attribute lists
9739 that are passed to push_parm_decl.
9741 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
9743 * final.c (no_asm_to_stream): New.
9744 (final_scan_insn): Use target structures for prologue ends
9745 and epilogue starts.
9746 * output.h (no_asm_to_stream): New.
9747 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
9748 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
9749 (TARGET_ASM_OUT): Update.
9750 * target.h (struct gcc_target): New members function_end_prologue
9751 and function_begin_epilogue.
9752 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
9753 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
9754 * config/alpha/alpha.c (output_end_prologue): Rename to
9755 alpha_output_function_end_prologue. Use in target struct
9757 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
9758 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
9759 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
9760 ia64_output_function_end_prologue. Use in target struct
9762 (ia64_function_prologue, ia64_funciton_epilogue): Rename
9763 mistyped prototypes.
9764 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
9765 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
9767 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
9768 an use in target struct, make static.
9769 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
9772 2001-07-08 Richard Henderson <rth@redhat.com>
9774 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
9776 2001-07-08 Richard Henderson <rth@redhat.com>
9778 * config/i386/i386.md: Remove constraints strings from define_split
9779 and define_peephole2 patterns.
9780 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
9781 (eh_return): Use them.
9783 2001-07-08 Richard Henderson <rth@redhat.com>
9785 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
9786 Document MD_FALLBACK_FRAME_STATE_FOR.
9788 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9790 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
9791 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
9793 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
9795 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
9797 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
9798 of the label inside NAME as opposed to just the end of NAME.
9800 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
9802 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
9803 * config/alpha/alpha.c (alpha_init_machine_status,
9804 alpha_mark_machine_status, alpha_free_machine_status): Delete.
9805 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
9806 (vms_valid_decl_attribute_p): Make static, conditionally compile.
9807 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
9809 2001-07-06 Stan Shebs <shebs@apple.com>
9811 * target.h (targetm): Rename global from "target", so as not to
9812 conflict with local variables.
9814 * c-typeck.c: Ditto.
9818 * cp/decl2.c: Ditto.
9819 * cp/typeck.c: Ditto.
9820 * 1750a/1750a.c: Ditto.
9821 * a29k/a29k.c: Ditto.
9825 * clipper/clipper.c: Ditto.
9826 * convex/convex.c: Ditto.
9827 * d30v/d30v.c: Ditto.
9828 * dsp16xx/dsp16xx.c: Ditto.
9829 * elxsi/elxsi.c: Ditto.
9830 * fr30/fr30.c: Ditto.
9831 * h8300/h8300.c: Ditto.
9832 * i370/i370.c: Ditto.
9833 * i386/i386.c: Ditto.
9834 * i860/i860.c: Ditto.
9835 * i960/i960.c: Ditto.
9836 * ia64/ia64.c: Ditto.
9837 * m32r/m32r.c: Ditto.
9838 * m68hc11/m68hc11.c: Ditto.
9839 * m68k/m68k.c: Ditto.
9840 * m88k/m88k.c: Ditto.
9841 * mips/mips.c: Ditto.
9842 * ns32k/ns32k.c: Ditto.
9844 * pdp11/pdp11.c: Ditto.
9845 * romp/romp.c: Ditto.
9846 * rs6000/rs6000.c: Ditto.
9848 * sparc/sparc.c: Ditto.
9850 * we32k/we32k.c: Ditto.
9851 * doc/tm.texi: Update the manual to match.
9853 2001-07-06 Richard Henderson <rth@redhat.com>
9855 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
9856 DWARF2_UNWIND_INFO not just whether it is defined.
9858 2001-07-06 Diego Novillo <dnovillo@redhat.com>
9860 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
9861 call to simplify_binary_operation returns a new pattern.
9863 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9865 * glimits.h (__SHRT_MAX__): New.
9866 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
9867 (SHRT_MAX): Define in terms of __SHRT_MAX__.
9869 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
9871 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
9874 2001-07-06 Richard Henderson <rth@redhat.com>
9876 * bitmap.c (bitmap_release_memory): Move adjacent to the
9877 allocation functions.
9878 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
9879 the implementation. Binary search for the set bit.
9880 (bitmap_union_of_diff): Allocate the temporary on the stack
9881 instead of using xmalloc.
9883 2001-07-06 Richard Henderson <rth@redhat.com>
9885 * genrecog.c (validate_pattern): Warn for constraints in
9886 define_{expand,split,peephole2}. Remove strict_low_part
9887 before looking up match_dup.
9889 2001-07-06 DJ Delorie <dj@redhat.com>
9891 * doc/gcc.texi (Makefile): Rename to be a more general purpose
9892 chapter about various build hints and history. Add section
9893 talking about the various types of native and cross builds.
9895 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
9897 * Makefile.in (final.o): Depend on target.h.
9898 * final.c: Include target.h.
9899 (default_function_pro_epilogue): New.
9900 (final_start_function): Use target structure for function prologues.
9901 (final_end_function): Use target structure for function epilogues.
9902 * fold-const.c (real_hex_to_f): Constify s and p.
9903 * output.h (default_function_pro_epilogue): New.
9904 * real.h (real_hex_to_f): Update prototype.
9905 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
9906 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
9907 (TARGET_INITIALIZER): Update.
9908 * target.h (gcc_target): Add struct asm_out.
9909 * doc/tm.texi: Update.
9912 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
9913 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
9914 in cpu/cpu.c, or rename old functions consistently. Take
9915 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
9916 redundant macros and prototypes. Make new functions static.
9918 * 1750a/1750a.c: Similarly.
9919 * 1750a/1750a.h: Similarly.
9920 * a29k/a29k-protos.h: Similarly.
9921 * a29k/a29k.c: Similarly.
9922 * a29k/a29k.h: Similarly.
9923 * arc/arc-protos.h: Similarly.
9924 * arc/arc.c: Similarly.
9925 * arc/arc.h: Similarly.
9926 * arm/arm-protos.h: Similarly.
9927 * arm/arm.c: Similarly.
9928 * arm/arm.h: Similarly.
9929 * avr/avr-protos.h: Similarly.
9930 * avr/avr.c: Similarly.
9931 * avr/avr.h: Similarly.
9932 * clipper/clipper-protos.h: Similarly.
9933 * clipper/clipper.c: Similarly.
9934 * clipper/clipper.h: Similarly.
9935 * convex/convex.c: Similarly.
9936 * convex/convex.h: Similarly.
9937 * d30v/d30v-protos.h: Similarly.
9938 * d30v/d30v.c: Similarly.
9939 * d30v/d30v.h: Similarly.
9940 * d30v/d30v.md: Similarly.
9941 * dsp16xx/dsp16xx-protos.h: Similarly.
9942 * dsp16xx/dsp16xx.c: Similarly.
9943 * dsp16xx/dsp16xx.h: Similarly.
9944 * elxsi/elxsi.c: Similarly.
9945 * elxsi/elxsi.h: Similarly.
9946 * fr30/fr30.c: Similarly.
9947 * fr30/fr30.md: Similarly.
9948 * h8300/h8300-protos.h: Similarly.
9949 * h8300/h8300.c: Similarly.
9950 * h8300/h8300.h: Similarly.
9951 * i370/i370-protos.h: Similarly.
9952 * i370/i370.c: Similarly.
9953 * i370/i370.h: Similarly.
9954 * i386/i386.c: Similarly.
9955 * i386/osf1elf.h: Similarly.
9956 * i386/osfrose.h: Similarly.
9957 * i860/i860-protos.h: Similarly.
9958 * i860/i860.c: Similarly.
9959 * i860/i860.h: Similarly.
9960 * i960/i960-protos.h: Similarly.
9961 * i960/i960.c: Similarly.
9962 * i960/i960.h: Similarly.
9963 * ia64/ia64-protos.h: Similarly.
9964 * ia64/ia64.c: Similarly.
9965 * ia64/ia64.h: Similarly.
9966 * m32r/m32r-protos.h: Similarly.
9967 * m32r/m32r.c: Similarly.
9968 * m32r/m32r.h: Similarly.
9969 * m68hc11/m68hc11-protos.h: Similarly.
9970 * m68hc11/m68hc11.c: Similarly.
9971 * m68hc11/m68hc11.h: Similarly.
9972 * m68k/crds.h: Similarly.
9973 * m68k/dpx2.h: Similarly.
9974 * m68k/m68k-protos.h: Similarly.
9975 * m68k/m68k.c: Similarly.
9976 * m68k/m68k.h: Similarly.
9977 * m68k/news.h: Similarly.
9978 * m88k/m88k-protos.h: Similarly.
9979 * m88k/m88k.c: Similarly.
9980 * m88k/m88k.h: Similarly.
9981 * mips/mips-protos.h: Similarly.
9982 * mips/mips.c: Similarly.
9983 * mips/mips.h: Similarly.
9984 * ns32k/merlin.h: Similarly.
9985 * ns32k/ns32k.c: Similarly.
9986 * ns32k/ns32k.h: Similarly.
9987 * ns32k/tek6000.h: Similarly.
9988 * pa/pa-protos.h: Similarly.
9989 * pa/pa.c: Similarly.
9990 * pa/pa.h: Similarly.
9991 * pdp11/2bsd.h: Similarly.
9992 * pdp11/pdp11-protos.h: Similarly.
9993 * pdp11/pdp11.c: Similarly.
9994 * pdp11/pdp11.h: Similarly.
9995 * romp/romp-protos.h: Similarly.
9996 * romp/romp.c: Similarly.
9997 * romp/romp.h: Similarly.
9998 * rs6000/rs6000-protos.h: Similarly.
9999 * rs6000/rs6000.c: Similarly.
10000 * rs6000/rs6000.h: Similarly.
10001 * rs6000/sysv4.h: Similarly.
10002 * sh/sh-protos.h: Similarly.
10003 * sh/sh.c: Similarly.
10004 * sh/sh.h: Similarly.
10005 * sparc/sparc-protos.h: Similarly.
10006 * sparc/sparc.c: Similarly.
10007 * sparc/sparc.h: Similarly.
10008 * vax/vax.c: Similarly.
10009 * vax/vax.h: Similarly.
10010 * vax/vms.h: Similarly.
10011 * we32k/we32k.c: Similarly.
10012 * we32k/we32k.h: Similarly.
10014 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
10016 * basic-block.h (first_insn_after_basic_block_note): Declare.
10017 * flow.c (first_insn_after_basic_block_note): Define. Moved
10019 * ssa.c (first_insn_after_basic_block_note): Remove.
10020 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
10022 (ssa_eliminate_dead_code): Properly update the CFG and PHI
10023 nodes when we find a dead conditional branch. Insert BARRIERs
10024 after any blocks with no successors, but which do not have
10027 2001-07-06 Zack Weinberg <zackw@stanford.edu>
10029 * varray.c (varray_check_failed): Use internal_error.
10031 2001-07-05 Andrew Haley <aph@redhat.com>
10033 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
10034 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
10035 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
10037 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
10039 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
10040 reference if the target constant is also a SYMBOL_REF.
10042 2001-07-05 Eric Christopher <echristo@redhat.com>
10044 * config/mips/mips.h (MASK_MIPS3900): Remove.
10045 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
10046 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
10047 (TARGET_MIPS3900): Change to use mips_arch.
10048 (TARGET_MIPS4000): New.
10049 (TARGET_MIPS4100): New.
10050 (TARGET_MIPS4300): New.
10051 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
10052 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
10054 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
10055 (ISA_HAS_BRANCHLIKELY): To here.
10056 (CC1_CPU_SPEC): New.
10057 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
10058 (mips_arch_string): Declare.
10059 (mips_arch): Declare.
10060 (TARGET_OPTIONS): Add -march and -mtune.
10062 * config/mips/mips.c (mips_arch_string): New.
10064 (override_options): Handle -march for codegen and -mtune
10065 for scheduling. Use mips_arch. Move tx39 target default here.
10066 (mips_parse_cpu): Move error message to override_options.
10068 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
10070 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
10072 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
10073 (MIPS Options): Ditto. Change mcpu entry to historical text.
10075 2001-07-05 H.J. Lu (hjl@gnu.org)
10077 * config/mips/mips.c (mips_parse_cpu): New function to parse
10080 2001-07-05 Jim Wilson <wilson@redhat.com>
10082 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
10083 * config/ia64/t-ia64: Likewise.
10084 (LIB1ASMFUNCS): Update comment.
10086 2001-07-05 David Edelsohn <edelsohn@gnu.org>
10088 * doc/install.texi (Install GCC: Binaries): Fix typo.
10090 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10092 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
10093 reference using the stack pointer, adjust it since we push Y
10095 ("*ashrsi3"): Likewise.
10096 ("*lshrsi3"): Likewise.
10098 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10100 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
10101 when -fomit-frame-pointer is used.
10103 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
10105 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
10106 (try_redirect_by_replacing_jump): Reverse updating properly the
10107 count and frequency information. Reverse removing cc0 setter.
10108 (forwarder_block_p): Reverse fixing for fallthru blocks.
10110 2001-07-05 DJ Delorie <dj@redhat.com>
10112 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
10113 (translate_options): If the above is defined, use it to map
10114 given options to new options.
10115 * doc/tm.texi: Document it.
10117 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
10118 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10120 * doc/invoke.texi (Optimize Options): Document that -fgcse may
10121 cause programs using computed gotos to run more slowly.
10123 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10125 * doc/install.texi (Specific): Markup, spelling and typo fixes.
10127 Consistently require binutils 2.11.2, not prereleases.
10128 (Specific, decstation-*): Canonicalize as mips-dec-*.
10129 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
10131 (Specific, m68k-altos): Removed reference to README.altos, deleted.
10132 (Specific, mips-*): Reword MIPS C compiler requirements.
10133 (Specific, powerpc*-*-*): New, mention --with-cpu once.
10134 (Specific, sunv5): Removed, obsolete.
10136 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
10138 * dwarf2out.c (output_loc_list): Use an all ones mask for
10139 .text asm output and don't rely on long long
10140 literals. Reformat some long lines.
10142 2001-07-05 Andreas Jaeger <aj@suse.de>
10144 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
10147 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10149 * dwarf2out.c (dwarf2out_define): Update comment.
10150 (dwarf2out_undef): Ditto.
10151 (dwarf2out_start_source_file): Ditto.
10152 (dwarf2out_end_source_file): Ditto.
10153 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
10154 since we never call the start/end debug hook for the primary file.
10156 2001-07-04 Kazu Hirata <kazu@hxi.com>
10158 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
10161 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10163 * cppinit.c (remove_dup_dirs): Inform if a system include
10164 directory is being reordered.
10165 * doc/invoke.texi (Directory Options): GCC warns if you hide a
10167 * doc/cpp.texi (Search Paths): Likewise.
10168 * doc/gcc.texi (Interoperation): Remove information about
10171 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10173 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
10174 (VARRAY_TOP_CHAR_PTR): Likewise.
10176 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10178 * gcc.c (process_command): Don't assign elements of a const char*.
10180 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10182 * emit-rtl.c (change_address): Don't abort if invalid address while
10183 reload is in progress.
10185 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10187 * c-lex.c (cb_file_change): Pass line number to
10188 debug_start_source_file.
10189 (cb_undefine): Pass correct line number to debug_undef.
10191 * toplev.c (debug_start_source_file): Add line number to
10192 parameters. Pass it along to dwarf2out_start_source_file.
10193 (decode_g_option): Stop resetting debug level back to normal when
10194 we change debug formats, unless the current level is
10195 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
10198 * toplev.h (debug_start_source_file): Add line number to
10201 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
10204 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
10206 Output debug_macinfo data for starting file if requested.
10207 (dwarf2out_end_source_file): Output debug_macinfo data for ending
10209 (dwarf2out_define): Output debug_macinfo data for defining a macro
10211 (dwarf2out_undef): Output debug_macinfo data for undefining a
10212 macro if requested.
10213 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
10214 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
10215 (macinfo_section_label): New. DWARF2 macro info section label.
10216 (dwarf2out_init): If we want macro info, output the start label
10218 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
10219 attribute to the compilation unit die pointing to the macro info.
10221 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10223 * dwarf2out.c (new_loc_list): Move to inside #ifdef
10224 DWARF2_DEBUGGING_INFO.
10225 (add_loc_descr_to_loc_list): Ditto.
10226 (output_loc_list): Ditto.
10227 Also, fix thinko in curr not being initialized.
10228 (gen_internal_sym): Ditto.
10230 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10232 * emit-rtl.c (replace_equiv_address): New function.
10233 * expr.h (replace_equiv_address): New declaration.
10234 * explow.c (validize_mem): Call it instead of change_address and
10235 also call if -fforce-addr and address is constant.
10236 * expr.c: Replace more calls to change_address with adjust_address
10237 and/or replace_equiv_address or to validize_mem.
10238 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
10239 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
10240 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10241 * config/i370/i370.md, config/i860/i860.md: Likewise.
10242 * config/i960/i960.md, config/mips/mips.c: Likewise.
10243 * config/mips/mips.md, config/pa/pa.md: Likewise.
10244 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
10245 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
10247 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10249 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
10251 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
10254 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
10256 * doc/include: New directory.
10257 * doc/fdl.texi: Move to doc/include/fdl.texi.
10258 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
10259 * doc/include/funding.texi, doc/include/gpl.texi: New files.
10260 * doc/gcc.texi: Use funding.texi and gpl.texi.
10261 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
10262 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
10263 Update dependencies and use -I $(docdir)/include.
10265 2001-07-04 Anthony Green <green@redhat.com>
10267 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
10269 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10271 * doc/install.texi (sparc64-*-*): Remove garbage.
10273 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
10275 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
10276 Fix typo in last change to use adjust_address.
10278 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10280 * doc/install.texi (Specific): Update information for *-*-solaris*.
10282 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10284 * explow.c (plus_constant_wide): Reinitialize Y for restart.
10286 2001-07-03 Stan Shebs <shebs@apple.com>
10288 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
10289 case for flag_no_mach_text_sections.
10290 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
10291 * config/darwin.c (flag_no_mach_text_sections): Remove.
10292 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
10294 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10296 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
10297 and avoid checking for constant as first operand.
10298 * recog.c (find_constant_term_loc): No longer static.
10299 (adj_offettable_operand): Delete.
10300 * rtl.h (adj_offsettable_operand): Delete declaration.
10301 (find_constant_term): Add declaration.
10302 * caller-save.c: Replace calls to adj_offsettable_operand with calls
10304 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
10305 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
10306 * config/i386/i386.c, config/i386/i386.md: Likewise.
10307 * config/i860/i860.c, config/i960/i960.c: Likewise.
10308 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
10309 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
10310 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
10311 * config/mips/mips.c, config/mips/mips.md: Likewise.
10312 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
10313 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
10314 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
10315 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
10316 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
10317 * config/ns32k/ns32k.md: Likewise.
10319 2001-07-03 Zack Weinberg <zackw@stanford.edu>
10321 * rtl.c (copy_rtx): Handle 'T' format letter.
10322 * gensupport.c (collect_insn_data): Likewise.
10323 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
10325 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
10327 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
10328 -B option. Use 'dir' not 'foo' as example directory name.
10330 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10332 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10333 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
10335 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10337 * doc/cppinternals.texi: Improve formatting and logical markup.
10339 2001-07-03 Andreas Jaeger <aj@suse.de>
10341 * Makefile.in (insn-recog.o): Add dependency on reload.h.
10343 * genrecog.c (write_header): Include reload.h for prototypes in
10346 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
10349 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
10350 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10351 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
10352 i386_pe_valid_type_attribute_p): Add.
10353 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
10354 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
10356 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10358 * explow.c (plus_constant_wide, case LO_SUM): New case.
10359 (plus_constant_for_output_wide): Delete.
10360 * rtl.h (plus_constant_for_output): Delete.
10361 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
10362 instead of plus_constant_for_output.
10363 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
10364 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
10365 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
10366 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
10367 * config/sparc/sparc.md: Likewise.
10368 Convert some change_address calls to adjust_address.
10370 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10372 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
10373 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
10374 documentation of -std and -Wwrite-strings.
10376 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10378 * cse.c (canon_hash): Don't register registers in very small
10379 register classes, as extending their lifetime might cause
10382 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10384 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10386 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10387 (try_redirect_by_replacing_jump): Update properly the count
10388 and frequency information.
10390 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
10392 * toplev.c (dump_file_index): Move SSA dumps just after first
10394 (dump_file): Corresponding changes.
10395 (rest_of_compilation): Move SSA path to just after the first
10397 * doc/gcc.texi (Passes): Update due to movement of SSA path.
10398 * doc/invoke.texi: Update dump file #s as they were completely
10399 out of date with reality.
10401 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10403 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
10405 * expr.c (emit_move_insn_1): Deal with non-default
10408 * expr.c (emit_single_push_insn): Fix warning.
10410 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
10412 * expr.c (emit_move_insn_1): Avoid modifying
10413 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
10415 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10417 * emit-rtl.c (adjust_address): New function.
10418 * expr.h (adjust_address): Add declaration.
10419 * builtins.c: Replace some calls to change_address with calls to it
10420 or to validize_mem.
10421 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
10422 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
10423 * config/arm/arm.c, config/convex/convex.c: Likewise.
10424 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10425 * config/i386/i386.c, config/i386/i386.md: Likewise.
10426 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
10427 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
10428 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
10429 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
10430 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
10432 2001-07-02 Jim Wilson <wilson@redhat.com>
10434 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
10436 2001-07-02 Steve Ellcey <sje@cup.hp.com>
10438 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
10439 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
10441 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10443 * cppinit.c (lang_defaults): New table.
10444 (set_lang): Just read from lang_defaults into the live options
10447 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10449 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
10450 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
10451 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
10453 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10455 * doc/install.texi: Various spelling and markup fixes.
10456 (Installing GCC): Component specific installation instructions are
10459 Warn about removing old install dir in the presence of shared libs.
10460 (Configuration): Invoke with options target to match configure
10462 Consistently refer to gas, gld pathnames.
10463 Invert --enable-multilib documentation.
10464 Remove references to old compiler versions.
10466 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10468 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
10470 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10472 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
10474 (Specific, mips*-sgi-irix5): Note IDO download.
10475 Reworded MIPS C hints.
10476 Use GNU as instead of GAS.
10478 Removed SGI Freeware reference, IRIX 6 only.
10479 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
10480 Note N64 library requirement/workaround.
10482 Complete list of structure passing bug victims.
10484 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10486 * doc/install.texi: Remove CVS Id.
10488 2001-07-02 Andreas Jaeger <aj@suse.de>
10490 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
10491 (find_inherently_necessary): Remove unused variable.
10493 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
10495 * c-common.h (TDI_inlined): New ast dump phase.
10496 (dump_flag_name): New function.
10497 * c-dump.c (dump_files): Add inlined phase.
10498 (dump_flag_name): Define.
10499 * doc/invoke.texi (-fdump-ast-inlined): Document.
10501 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10503 * stor-layout.c (layout_decl): Revert change to handling of alignment
10506 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10508 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
10511 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
10513 * doc/tm.texi (FUNCTION_ARG): Document that the last call
10516 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
10518 * tlink.c (recompile_files): Remove COMPILER_PATH and
10519 LIBRARY_PATH from the environment.
10521 2001-07-01 Zack Weinberg <zackw@stanford.edu>
10523 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
10524 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
10526 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
10528 * c-parse.in (OBJC_STRING): Kill.
10529 (objc_string): Decompose to [objc_string] '@' STRING.
10530 (reswords): Take the leading '@' off all the Objective C keywords.
10531 (objc_rid_sans_at): Kill.
10532 (init_reswords): Don't initialize it.
10533 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
10534 (_yylex): Kill reconsider label. Look ahead one token after
10535 an '@'; if we get an identifier, check whether it's an
10536 Objective C @-keyword. If so, return the keyword. Otherwise,
10537 put back the token and return the '@' as a terminal.
10539 * cpplib.c (lex_macro_node): Remove unnecessary check for
10540 leading '@' on identifier. Clarify control flow and commentary.
10542 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10544 * cse.c (new_label_ref): Variable deleted.
10545 (insert): Remove set of new_label_ref.
10546 (check_for_label_ref): New function.
10547 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
10549 See ChangeLog.5 for earlier changes.