1 2001-10-10 Richard Henderson <rth@redhat.com>
3 * combine.c (try_combine): Handle a SEQUENCE of one insn.
5 2001-10-10 Richard Henderson <rth@redhat.com>
7 * langhooks.c: Include langhooks.h.
8 * Makefile.in (langhooks.o): Depend on it.
10 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
12 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
13 should not be considered as a no-op.
14 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
16 2001-10-10 Stan Shebs <shebs@apple.com>
18 * alias.c: Remove uses of "register" specifier in declarations
19 of arguments and local variables.
24 * c-semantics.c: Ditto.
26 * caller-save.c: Ditto.
47 * fix-header.c: Ditto.
50 * fold-const.c: Ditto.
54 * gen-protos.c: Ditto.
55 * genattrtab.c: Ditto.
59 * genextract.c: Ditto.
65 * gensupport.c: Ditto.
69 * haifa-sched.c: Ditto.
70 * hard-reg-set.h: Ditto.
75 * local-alloc.c: Ditto.
77 * mips-tdump.c: Ditto.
78 * mips-tfile.c: Ditto.
95 * sched-deps.c: Ditto.
98 * simplify-rtx.c: Ditto.
100 * stor-layout.c: Ditto.
109 2001-10-10 Richard Henderson <rth@redhat.com>
111 * rtl.h (can_reverse_comparison_p): Remove.
113 2001-10-10 Christopher Faylor <cgf@redhat.com>
115 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
118 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
120 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
121 (Thanks to Chris Faylor for suggesting macro name).
122 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
124 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
125 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
126 (MATH_LIBRARY): Undef before definition.
127 (OUTPUT_QUOTED_STRING): Likewise.
128 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
130 2001-10-10 Richard Henderson <rth@redhat.com>
132 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
133 (fde_unencoded_compare): Likewise. Don't use subtraction to get
134 a tristate comparison value.
135 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
137 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
140 * unroll.c (loop_iterations): Ignore insns generated by loop
143 * config.gcc (mips*-*-gnu*): Delete support.
144 * config/mips/gnu.h: Remove.
146 2001-10-10 Kazu Hirata <kazu@hxi.com>
148 * calls.c: Fix formatting.
149 * c-decl.c: Likewise.
150 * cfgcleanup.c: Likewise.
151 * combine.c: Likewise.
152 * cppfiles.c: Likewise.
153 * cpplib.c: Likewise.
154 * cppmacro.c: Likewise.
155 * crtstuff.c: Likewise.
157 * dwarf2out.c: Likewise.
158 * expmed.c: Likewise.
160 * fold-const.c: Likewise.
161 * function.c: Likewise.
163 * genattrtab.c: Likewise.
164 * ggc-page.c: Likewise.
165 * integrate.c: Likewise.
166 * libgcc2.c: Likewise.
168 * optabs.c: Likewise.
169 * profile.c: Likewise.
170 * protoize.c: Likewise.
173 * reload1.c: Likewise.
174 * reload.c: Likewise.
176 * resource.c: Likewise.
177 * sched-rgn.c: Likewise.
178 * sdbout.c: Likewise.
180 * toplev.c: Likewise.
181 * varasm.c: Likewise.
183 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
185 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
186 * Makefile.in (langhooks.o): Add dependencies.
188 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
190 * rs6000.c (rs6000_emit_load_toc_table): Don't
191 strdup the toc label.
192 (create_TOC_reference): Likewise.
194 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
196 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
199 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
201 * config/i386/i386.c (ix86_attribute_table): Correct
202 min_len, max_len fields for dllimport, dllexport and shared.
204 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
206 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
207 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
208 Consistently use "nonzero" instead of "non-zero".
210 2001-10-09 Kazu Hirata <kazu@hxi.com>
212 * acconfig.h: Fix comment formatting.
213 * c-dump.h: Likewise.
214 * c-tree.h: Likewise.
215 * conditions.h: Likewise.
217 * function.h: Likewise.
220 * integrate.h: Likewise.
223 * optabs.h: Likewise.
225 2001-10-09 Kazu Hirata <kazu@hxi.com>
227 * c-common.h: Fix comment formatting.
228 * c-dump.c: Likewise.
230 * diagnostic.h: Likewise.
231 * except.c: Likewise.
233 * gcov-io.h: Likewise.
234 * genattrtab.c: Likewise.
235 * output.h: Likewise.
236 * predict.h: Likewise.
237 * reload1.c: Likewise.
238 * reload.h: Likewise.
239 * resource.h: Likewise.
241 * system.h: Likewise.
243 * tree-inline.c: Likewise.
244 * tsystem.h: Likewise.
245 * varasm.c: Likewise.
246 * xcoffout.h: Likewise.
248 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
250 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
252 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
254 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
255 config/i386/i386elf.h, config/i386/netbsd-elf.h,
256 config/i386/netware.h, config/mcore/gfloat.h,
257 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
258 config/netware.h, gccbug.in: Update FSF address.
260 2001-10-09 Kazu Hirata <kazu@hxi.com>
262 * c-common.c: Fix comment typos.
263 * cfgrtl.c: Likewise.
264 * collect2.c: Likewise.
265 * cpplex.c: Likewise.
266 * doloop.c: Likewise.
267 * dwarf2out.c: Likewise.
268 * dwarfout.c: Likewise.
270 * fold-const.c: Likewise.
274 * global.c: Likewise.
277 * optabs.c: Likewise.
278 * protoize.c: Likewise.
279 * regclass.c: Likewise.
284 * doc/cpp.texi: Likewise.
285 * doc/c-tree.texi: Likewise.
286 * doc/extend.texi: Likewise.
287 * doc/invoke.texi: Likewise.
288 * doc/objc.texi: Likewise.
289 * doc/tm.texi: Likewise.
291 2001-10-08 Richard Henderson <rth@redhat.com>
293 * varasm.c (set_named_section_flags): Initialize "declared".
295 2001-10-08 Robert Lipe <robertlipe@usa.net>
297 * varasm.c (struct in_named_entry): Add declared.
298 (named_section_first_declaration): New function.
299 (default_elf_asm_named_section): Use it.
300 * output.h (named_section_first_declaration): New.
302 2001-10-08 Richard Henderson <rth@redhat.com>
304 * i386.md (movsi_xor): Export.
305 (setcc peep2): Use it when available; add an alternative to
306 match zero_extendhisi2_and.
308 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
310 * romp-protos.h (romp_initialize_trampoline): New function.
311 * romp.c (romp_initialize_trampoline): Likewise.
312 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
313 romp_initialize_trampoline.
315 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
317 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
318 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
319 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
320 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
322 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
324 * unroll.c (loop_iterations): Extend check for multiple back edges.
326 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
328 * langhooks.h: New file.
329 * Makefile.in (OBJS): Added langhooks.o.
330 (c-lang.o): Depend on langhooks.h.
331 (c-common.o): Don't depend on tree-inline.h.
332 (tree-inline.o): Depend on toplev.h.
333 (langhooks.o): New rule.
334 * c-common.c: Don't include tree-inline.h.
335 (c_mark_lang_decl): Mark argument c as unused.
336 (c_common_lang_init): Don't initialize hooks here.
337 * c-lang.c: Include langhooks.h, then override some macros.
338 (lang_hooks): Initialize with macros in langhooks.h.
339 (c_init): Don't initialize hooks here.
340 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
341 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
342 * tree-inline.c: Include toplev.h. Don't define hook variables.
343 * tree-inline.h: Don't define hook types nor declare hook
344 variables. Move macros to...
345 * langhooks.c: ... new file, as functions. Adjust all callers.
347 2001-10-08 Jeffrey A Law <law@cygnus.com>
349 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
350 purge_mem_unchanging_flag on all instructions, not just on those
351 before NOTE_INSN_FUNCTION_BEG.
353 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
355 * cppmacro.c (_cpp_create_definition): Leave comments off.
357 * doc/cpp.texi: Update.
359 2001-10-08 DJ Delorie <dj@redhat.com>
361 * c-decl.c (grokfield): Make sure the only unnamed fields
362 we're allowing are either structs or unions.
363 * doc/extend.texi: Add documentation for the unnamed field
366 2001-10-08 Zack Weinberg <zack@codesourcery.com>
368 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
369 * configure.in: Use it.
370 * configure: Regenerated.
371 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
372 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
374 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
376 * cppfiles.c (open_file): Don't mark zero-length files
377 never-reread here. Don't output diagnostics here either.
378 (stack_include_file): Mark them never-reread here.
379 (_cpp_read_file): Update.
381 2001-10-08 Richard Henderson <rth@redhat.com>
383 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
385 2001-10-08 Richard Henderson <rth@redhat.com>
387 * expr.c (store_expr): When converting a CONST_INT for storage
388 in a SUBREG, convert it to both SUBREG modes before stripping
391 2001-10-08 Richard Henderson <rth@redhat.com>
393 * varasm.c (restore_varasm_status): New.
394 * function.h: Declare it.
395 * function.c (pop_function_context_from): Call it.
397 2001-10-08 Richard Henderson <rth@redhat.com>
399 * c-common.h (struct c_lang_decl): Add declared_inline.
400 * c-tree.h (DECL_DECLARED_INLINE_P): New.
401 * c-lang.c (c_disregard_inline_limits): Use it.
402 * c-decl.c (duplicate_decls): Likewise.
403 (pushdecl, redeclaration_error_message): Likewise.
404 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
405 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
406 Set DECL_INLINE if -finline-functions.
407 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
409 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
411 * cppmacro.c (funlike_invocation_p): Move some logic to caller
412 in enter_macro_context. Create a padding token in its own context
413 if necessary when the search for '(' fails.
414 (enter_macro_context): Update.
416 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
418 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
419 genmultilib, toplev.c: Fix spelling errors of "separate" as
420 "seperate", and corresponding spelling errors of related words.
422 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
424 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
425 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
427 * c-dump.c (dump_option_value_info): Likewise.
428 * c-format.c (format_length_info, format_char_info,
429 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
430 * collect2.c (names): Likewise.
431 * cppdefault.h (default_include): Likewise.
432 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
433 * flow.c (life_analysis): Likewise.
434 * gcc.c (dir_separator_str, modify_target, option_map,
435 target_option_translations, spec_list_1, extra_specs_1,
436 init_spec): Likewise.
437 * gcov.c (gcov_version_string): Likewise.
438 * genattr.c (write_units): Likewise.
439 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
440 * gengenrtl.c (rtx_definition, defs): Likewise.
441 * genrecog.c (pred_table): Likewise.
442 * global.c (global_alloc): Likewise.
443 * lcm.c (optimize_mode_switching): Likewise.
444 * local-alloc.c (find_free_reg): Likewise.
445 * params.h (param_info): Likewise.
446 * predict.c (predictor_info): Likewise.
447 * protoize.c (unexpansion_struct): Likewise.
448 * real.c (bmask): Likewise.
449 * recog.h (insn_operand_data, insn_data): Likewise.
450 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
451 * stmt.c (expand_nl_goto_receiver): Likewise.
452 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
453 target_switches, target_options): Likewise.
454 * tradcif.y (token, tokentab2, yylex): Likewise.
455 * tree.h (attribute_spec): Likewise.
457 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
459 * arc.c (arc_output_function_epilogue): Likewise.
460 * arm.c (processors, all_cores, all_architectures,
461 arm_override_options, isr_attribute_arg, isr_attribute_args,
462 arm_isr_value): Likewise.
463 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
465 * c4x.c (c4x_int_reglist): Likewise.
466 * d30v.c (override_options): Likewise.
467 * h8300.c (shift_insn): Likewise.
468 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
469 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
470 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
471 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
472 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
473 * i386.h (processor_costs, ix86_cost): Likewise.
474 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
475 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
476 * m68k.c (codes_68881, codes_FPA): Likewise.
477 * m88k.c (mode_from_align, max_from_align, all_from_align,
478 best_from_align, m_options): Likewise.
479 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
480 * mcore.c (mode_from_align): Likewise.
481 * mips/elf64.h (UNIQUE_SECTION): Likewise.
482 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
483 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
484 * mips.h (mips_regno_to_class): Likewise.
485 * ns32k.c (scales): Likewise.
486 * pa.c (import_string, magic_milli): Likewise.
487 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
488 * sparc.c (leaf_reg_remap, sparc_override_options,
489 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
491 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
493 2001-10-07 Dale Johannesen <dalej@apple.com>
495 * reload1.c (reload_reg_free_p): Teach register interference
496 checking that multiple output reloads are emitted in
498 reload1.c (reload_reg_reaches_end_p): Ditto.
499 reload1.c (reloads_conflict): Ditto.
501 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
503 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
504 NULL_TREE inside @code.
506 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
508 * doc/gcc.texi: Document consistent style of "32-bit",
509 "Objective-C", and "@code{NULL}".
511 2001-10-06 Zack Weinberg <zack@codesourcery.com>
513 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
514 (cpp_token_len, cpp_spell_token, cpp_output_token,
515 _cpp_equiv_tokens): Handle it.
516 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
517 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
518 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
521 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
523 * gcc.c (default_compilers): Remove .ada.
525 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
527 * doc/cppinternals.texi: Update.
529 2001-10-06 Zack Weinberg <zack@codesourcery.com>
531 * gcc.c (main): Set this_file_error if the appropriate
532 compiler for a language has not been installed.
534 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
536 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
538 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
540 * gccbug.in (CATEGORIES): Add ada.
542 2001-10-05 Catherine Moore <clm@redhat.com>
544 * config/stormy16/stormy-abi: Document abi changes.
545 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
546 (ICALL_REGS): New register class.
547 (NUM_ARGUMENT_REGISTERS): Now 6.
548 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
550 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
551 * config/stormy16.md (call_internal, call_value_internal,
552 indirect_jump): Use new 'z' constraint.
554 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
556 * doc/cppinternals.texi: Update.
558 2001-10-05 Richard Henderson <rth@redhat.com>
560 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
561 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
562 the gas section-name-as-label feature.
564 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
566 * doc/cppinternals.texi: Update.
568 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
570 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
571 to ensure valid SImode constants.
573 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
575 * Makefile.in (c-decl.o): Depend on tree-inline.h.
576 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
577 * c-decl.c: Include tree-inline.h.
578 (c_expand_body): Call optimize_inline_calls. Determine whether
579 a function is inlinable upfront, and only clear
580 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
581 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
582 (c_disregard_inline_limits): New function.
583 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
584 (c_post_options): Enable tree inlining if inlining is enabled.
585 Don't inline trees when instrumenting functions.
586 (c_init): Initialize lang_disregard_inline_limits and
587 lang_cannot_inline_tree_fn.
588 * tree-inline.c (initialize_inlined_parameters): Handle calls
589 with fewer arguments than declared parameters, and fewer
590 parameters than passed arguments. Don't assume value is a
592 (declare_return_variable): Convert return value back to the
593 original type, if it was promoted.
594 (tree_inlinable_function_p): New function.
595 (inlinable_function_p): Don't look at DECL_INLINE if we're
596 inlining all functions. Make it work with a NULL id.
597 Re-check DECL_UNINLINABLE after language-specific checks.
598 * tree-inline.h (tree_inlinable_function_p): Declare it.
599 * integrate.c (save_for_inline): Don't bother to prepare argvec
601 * cse.c (check_for_label_ref): Don't check deleted labels.
603 * Makefile.in (tree-inline.o): Depend on newly-included headers.
604 * tree-inline.c: Include headers needed for the functions moved in.
605 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
606 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
607 (copy_body, initialize_inlined_parameters): Likewise.
608 (declare_return_variable, inlinable_function_p): Likewise.
609 (expand_call_inline, expand_calls_inline): Likewise.
610 (optimize_inline_calls, clone_body): Likewise.
611 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
612 (copy_tree_r, remap_save_expr): Likewise.
614 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
616 * Makefile.in (OBJS): Added tree-inline.o.
617 (c-common.o): Depend on tree-inline.h.
618 (tree-inline.o): New target.
619 * c-common.c: Include tree-inline.h.
620 (c_mark_lang_decl): Don't mark saved_tree.
621 (c_common_lang_init): Set lang_anon_aggr_type_p.
622 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
623 (struct c_lang_decl): Moved saved_tree to tree_decl.
624 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
625 * integrate.h (function_attribute_inlinable_p): Declare it.
626 * integrate.c (function_attribute_inlinable_p): Export it.
627 * tree-inline.c: New file. Define variables declared in...
628 * tree-inline.h: New file. Declare functions to be moved to
629 tree-inline.c. Define macros and declare types and hooks for
630 language-specific tree inlining.
631 (flag_inline_trees): Moved definition from cp/decl2.c.
632 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
633 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
634 (struct tree_decl): Moved saved_tree from c_lang_decl and
635 inlined_fns from C++'s lang_decl.
637 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
639 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
640 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
642 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
644 * doc/cppinternals.texi: Update.
646 2001-10-04 Eric Christopher <echristo@redhat.com>
648 * config/mips/mips.c (init_cumulative_args): Remember to set
650 * config.gcc: Redo linux configuration. Add target_cpu_default
651 of soft-float to all mipsisa32 combinations and tx39.
652 * config/mips/linux.h: Remove include of mips.h.
654 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
656 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
657 HOST_LDFLAGS and HOST_CPPFLAGS.
659 2001-10-03 Ziemowit Laski <zlaski@apple.com>
661 * c-parse.in (objc_inherit_code, objc_pq_context,
662 objc_public_flag): Make static.
663 (objc_interface_context, objc_implementation_context,
664 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
665 global tree array in objc/objc-act.[ch].
666 (methoddef): Remove unnecessary code.
668 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
669 Hoist struct definitions to objc-act.h.
670 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
671 cat_count): Place declaration in objc-act.h.
672 (objc_tree_index): Move enumeration to objc-act.h.
673 (objc_global_trees): Place declaration and macro accessors in
675 (implementation_context): Remove duplicate; use
676 objc_implementation_context instead:
677 (method_context): Remove duplicate; use objc_method_context
679 (objc_ellipsis_node, objc_method_prototype_template,
680 implemented_classes, function_type): Move global vars to
682 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
683 (build_message_expr): Move actual construction of ObjC message
684 send nodes to finish_message_expr.
685 (finish_message_expr): New routine, contains code formerly in
687 * objc/objc-act.h (finish_message_expr): New prototype.
688 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
689 declarations; these vars are now part of objc_global_trees.
690 (objc_tree_index, objc_global_trees): Move definitions from
692 * objc/objc-tree.def: Update copyright info.
694 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
696 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
698 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
699 only if TARGET_ARCH64.
701 2001-10-02 Bernd Schmidt <bernds@redhat.com>
703 * doc/extend.texi: Fix some problems with previous checkin.
704 * doc/invoke.texi: Likewise.
706 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
708 * cpphash.h: Update comments.
709 (cpp_context): Update.
710 (spec_nodes): Remove n__Pragma.
711 * cppinit.c (cpp_create_reader): Update.
712 (builtin_array): Add _Pragma.
713 * cpplib.h: Update comments.
714 (NODE_DISABLED, BT_PRAGMA): New.
715 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
716 * cppmacro.c (struct cpp_macro): Remove disabled.
717 (builtin_macro): Return int, handle _Pragma, push the new token
718 on the context stack.
719 (funlike_invocation_p): Unconstify, update.
720 (enter_macro_context): Handle builtins here.
721 (replace_args, push_token_context, push_ptoken_context):
722 Update for prototype changes.
723 (_cpp_pop_context): Update.
724 (cpp_get_token): Don't handle buitins, nor _Pragma here.
725 (cpp_sys_macro_p): Update.
726 (_cpp_free_definition): Clear disabled flag.
727 (_cpp_create_definition): Upate.
728 * cppmain.c: Update comments.
730 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
731 Andreas Jaeger <aj@suse.de>,
732 Jan Hubicka <jh@suse.cz>
734 * doc/invoke.texi (i386 Options): Document x86-64 options.
735 (i386 and x86-64 Options): Rename i386 options section.
737 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
738 (TARGET_SWITCHES): Add -munwind-info.
739 (MASK_NO_UNWIND_INFO): New.
740 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
742 (ASM_OUTPUT_DOUBLE_INT): New.
744 * config/i386/linux64.h: New spec file for Linux x86-64 support.
745 * config.gcc: Fix tm_file settings for x86-64.
746 * config/i386/x86-64.h: New file with OS independent x86-64
748 * config/i386/biarch64.h: New file used to configure compiler
749 to biarch/64bit compilation.
751 * config/i386/i386.c: (override_options): Set flags default
752 for 64bit compilation.
754 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
756 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
757 (ix86_expand_int_movcc): Optimize DImode conditional moves with
759 (ix86_attr_length_immediate_default): Support MODE_DI.
760 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
762 (indirect_jump, tablejump): Turn into expander.
764 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
766 * c-common.c (c_format_attribute_table): Make format and
767 format_arg attributes apply to function types rather than to
769 (is_valid_printf_arglist): Construct an attribute list and pass
770 that to check_function_format rather than a name.
771 * c-common.h (check_function_format): Adjust prototype.
772 * c-decl.c (duplicate_decls): Preserve attributes from type of
773 built-in decl when allowing for harmless conflict in types.
774 * c-format.c (record_function_format,
775 record_international_format, function_format_list,
776 international_format_info, international_format_list): Remove.
777 (function_format_info): Remove next, name and assembler_name.
778 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
779 (decode_format_attr): New.
780 (handle_format_attribute): Handle receiving a type rather than a
781 decl. Call decode_format_attr. Store format information in a
782 function_format_info.
783 (handle_format_arg_attribute): Correct comment. Handle receiving
784 a type rather than a decl. Use unsigned HOST_WIDE_INT for
786 (check_format_info_recurse, check_format_info_main): Take argument
787 numbers as unsigned HOST_WIDE_INT.
788 (check_function_format): Take a list of attributes from the
789 function type rather than a name or assembler name. Check for
790 format attributes in that list and the attributes on the type of
791 the current function rather than looking through
792 function_format_list.
793 (check_format_info): Use unsigned HOST_WIDE_INT for argument
795 (check_format_info_recurse): Take format_arg attributes from the
796 type of the function calls rather than using
797 international_format_list. Allow for multiple format_arg
799 * c-typeck.c (build_function_call): Pass type attributes to
800 check_function_format rather than name or assembler name. Don't
801 require there to be a name or assembler name to check formats.
803 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
805 * attribs.c (decl_attributes): Possibly call
806 insert_default_attributes to insert default attributes on
807 functions in a lazy manner.
808 * builtin-attrs.def: New file; define the default format and
809 format_arg attributes.
810 * c-common.c (c_format_attribute_table): Move to earlier in the
812 (c_common_nodes_and_builtins): Initialize format_attribute_table.
813 (enum built_in_attribute, built_in_attributes,
814 c_attrs_initialized, c_init_attributes,
815 c_common_insert_default_attributes): New.
816 (c_common_lang_init): Don't initialize format_attribute_table. Do
817 call c_init_attributes.
818 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
819 * c-common.h (init_function_format_info): Don't declare.
820 (c_common_insert_default_attributes): Declare.
821 * c-decl.c (implicitly_declare, builtin_function): Call
823 (init_decl_processing): Don't call init_function_format_info.
824 (insert_default_attributes): New.
825 * c-format.c (handle_format_attribute,
826 handle_format_arg_attribute): Be quiet about inappropriate
827 declaration when applying default attributes.
828 (init_function_format_info): Remove.
829 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
830 (insert_default_attributes): Declare.
832 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
834 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
836 2001-10-01 Jim Wilson <wilson@redhat.com>
838 * sched-deps.c (add_dependence): When elide conditional dependence,
839 check that insn doesn't modify cond2.
841 2001-10-01 Dale Johannesen <dalej@apple.com>
843 * config/rs6000/rs6000.h (enum processor_type): Add support
844 for 7400 (G4) and 7450.
846 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
847 (rs6000_issue_rate): Ditto.
848 (rs6000_adjust_cost): Fix cycle counts for compares.
849 (debug_stack_info): Fix an obvious typo.
850 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
851 * doc/invoke.texi: Document.
852 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
854 (PROCESSOR_DEFAULT): Ditto.
856 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
858 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
859 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
860 later recursive make invocation.
862 2001-10-01 Hans Boehm <boehm@acm.org>
864 * optabs.c (emit_libcall_block): When using non-call exceptions,
865 don't add REG_LIBCALL reg notes to trapping calls.
867 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
869 * flow.c (propagate_block_delete_libcall): Remove unused first arg
870 (propagate_one_insn): Update for above change
872 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
874 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
875 _Unwind_GetTextRelBase): Argument is unused.
877 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
879 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
880 Loop through NOPs, placeholders, and components.
881 Don't go through NOPs if change mode.
882 (record_alias_subset): Do nothing if SUBSET and SET are the same.
883 * emit-rtl.c (set_mem_alias_set): Enable check.
884 * expr.c (find_placeholder): New function.
885 (expand_expr, case PLACEHOLDER_EXPR): Use it.
886 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
887 to modify it and avoid unneeded copies.
888 * expr.h (expand_expr): Always define.
889 (find_placeholder): New declaration.
891 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
893 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
894 operand 2 is the stack pointer.
895 ("addr-peephole"): Fix address computation peephole when operand 2
896 is the stack pointer.
898 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
900 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
901 (ix86_setup_incoming_varargs): Likewise.
903 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
905 * stor-layout.c (layout_type): Don't complain about too-large
908 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
910 * function.c (keep_stack_depressed): Don't use delete_insn.
912 * expr.h (set_mem_alias_set): Move decl to here.
913 * rtl.h (mem_attrs): New typedef and struct.
914 (union rtunion_def): Add field for mem_attrs.
915 (X0MEMATTR, MEM_ATTRS): New macros.
916 (MEM_ALIAS_SET): Use MEM_ATTRS.
917 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
918 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
919 (set_mem_alias_set): Delete decl from here.
921 * alias.c (set_mem_alias_set): Delete from here.
922 * emit-rtl.c (mem_attrs_htab): New variable.
923 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
924 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
925 (mem_attrs_mark, get_mem_attrs): Likewise.
926 (gen_rtx_MEM): Clear MEM_ATTRS.
927 (set_mem_attributes): Move to here.
928 (set_mem_alias_set): Likewise, and call get_mem_attrs.
929 (init_emit_once): const_int_htab now deletable htab.
930 Initialize mem_attrs_htab.
931 * explow.c (set_mem_attributes): Delete from here.
932 * function.c (put_var_into_stack): Clear MEM_ATTRS.
933 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
934 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
935 * reload1.c (reload): Rework changing REG to MEM.
937 2001-09-30 H.J. Lu <hjl@gnu.org>
939 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
940 * config.in: Rebuild.
942 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
944 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
945 ("tsthi_1"): Avoid allocation in register y.
946 ("*movqi_68hc12"): Reorganize and fix constraints.
947 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
948 ("addqi3"): Likewise.
949 ("addhi3"): Fix constraints.
950 ("*logicalhi3_zexthi"): Disparage soft registers.
952 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
954 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
957 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
959 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
960 that we use setjmp/longjmp exceptions.
962 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
964 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
965 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
966 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
967 _cpp_pool_alloc, _cpp_next_chunk): Remove.
968 (_cpp_extend_buff, BUFF_ROOM): Update.
969 (_cpp_append_extend_buff): New.
970 (struct cpp_reader): Remove macro_pool, add a_buff.
971 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
973 (cpp_destroy): Free a_buff instead of macro_pool.
974 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
975 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
976 _cpp_pool_alloc, ): Remove.
977 (parse_number, parse_string): Update use of _cpp_extend_buff.
978 (_cpp_extend_buff): Update.
979 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
980 * cpplib.c (glue_header_name, parse_answer):
981 Update use of _cpp_extend_buff.
982 (cpp_register_pragma, cpp_register_pragma_space): Use
984 (do_assert, do_unassert): Check for EOL, update.
985 * cppmacro.c (stringify_arg, collect_args): Update to use
986 _cpp_extend_buff and _cpp_append_extend_buff.
987 (save_parameter, parse_params, alloc_expansion_token,
988 _cpp_create_definition): Rework memory management.
990 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
992 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
993 update md_exec_prefix.
994 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
997 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
999 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
1000 (SELECT_CC_MODE): Use s390_select_ccmode.
1001 * config/s390/s390-protos.h (s390_select_ccmode): Add.
1002 * config/s390/s390.c (s390_select_ccmode): New.
1003 (s390_match_ccmode): Add CCLmode.
1004 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
1005 (output_branch_condition, output_inverse_branch_condition): Removed.
1006 (print_operand): Use s390_branch_condition_mnemonic.
1007 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
1008 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
1009 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
1011 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
1012 when converting conditional branches to far branches.
1013 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
1014 cmpint_di): Use CCSmode instead of CCUmode.
1016 * config/s390/s390.c (legitimate_la_operand_p): New.
1017 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
1018 * config/s390/s390.md (movsi): Convert load address patterns to
1019 arithmetic operations when necessary.
1020 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
1021 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
1022 (*do_la_reg_0): Don't use before reload.
1024 * config/s390/s390.c (legitimize_address): Make more efficient
1025 use of two-register addressing mode.
1027 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
1028 with -mno-backchain in some corner cases.
1030 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
1032 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
1034 * reload.c (find_reloads): Mark new USE insns with QImode.
1035 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
1036 find_reloads_subreg_address): Likewise.
1037 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
1039 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
1041 (reload): Make sure there are no USEs with mode other than
1042 VOIDmode. At the end, remove those marked with QImode.
1044 2001-09-29 Per Bothner <per@bothner.com>
1046 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
1047 * Makefile.in (includedir): Rename to local_includedir.
1048 (includedir): Define as $(prefix)/include.
1049 * config.in (PREFIX_INCLUDE_DIR): New variable.
1050 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
1052 2001-09-29 Bernd Schmidt <bernds@redhat.com>
1054 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
1056 * doc/extend.texi (Vector Extensions): New node.
1057 * doc/invoke.texi (Machine Dependent Options): Add documentation for
1058 i386 -mmmx, -msse, -m3dnow.
1060 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1062 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
1064 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
1066 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
1068 * doc/invoke.texi (Optimize Options): Delete spurious @table.
1070 2001-09-28 Richard Henderson <rth@redhat.com>
1072 * varasm.c (assemble_integer): Bound alignment check by
1075 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
1077 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1079 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1081 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1083 Mostly from Graham Stott <grahams@redhat.com>
1084 * c-common.c (type_for_mode): Add support for V2SFmode.
1085 * tree.c (build_common_tree_nodes_2): Likewise.
1086 * tree.h (enum tree_index, global_trees): Likewise.
1087 * config/i386/i386.c (x86_3dnow_a): New variable.
1088 (override_options): Support 3Dnow extensions.
1089 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
1090 Athlon's version of 3Dnow.
1091 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
1092 (ix86_expand_builtin): Handle them.
1093 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
1094 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
1095 TARGET_3DNOW_A): New macros.
1096 (TARGET_SWITCHES): Add 3Dnow switches.
1097 (VALID_MMX_REG_MODE_3DNOW): New macro.
1098 (VECTOR_MODE_SUPPORTED_P): Use it.
1099 (enum ix86_builtins): Add entries for 3Dnow builtins.
1100 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
1101 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
1102 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
1103 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
1104 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
1105 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
1106 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
1107 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
1108 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
1109 sfence_insn, prefetch): Make these available if TARGET_SSE or
1112 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1114 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
1115 ix86_va_start, ix86_build_va_list): Declare.
1116 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
1117 ix86_va_start, ix86_build_va_list): New global functions.
1118 * i386.md (sse_prologue_save_insn): New insn.
1119 (sse_prologue_save): New expander.
1120 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
1121 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
1123 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1125 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
1126 Use size_t everywhere, make definitions consistent with
1129 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1131 * gcse.c (replace_store_insn): Use delete_insn.
1132 * loop.c (move_movables): Likewise; avoid delete_insn
1133 from clobbering notes moved elsewhere.
1134 (check_dbra_loop): Use delete_insn.
1135 * ssa.c (convert_from_ssa): Likewise.
1136 * cse.c (cse_insn): Use delete_insn.
1138 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1140 * cpphash.h (struct cpp_buff): Make unsigned.
1141 (_cpp_get_buff): Take length of size_t.
1142 (_cpp_unaligned_alloc): New.
1143 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
1144 (struct cpp_reader): Remove ident_pool. Add u_buff.
1145 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
1146 (cpp_destroy): Destroy u_buff, not ident_pool.
1147 * cpplex.c (parse_number, parse_string, save_comment,
1148 cpp_token_as_text): Update to use the unaligned buffer.
1149 (new_buff): Make unsigned.
1150 (_cpp_unaligned_alloc): New.
1151 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
1152 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
1154 (collect_args): Make unsigned.
1156 2001-09-27 Zack Weinberg <zack@codesourcery.com>
1158 * cpplex.c (cpp_output_token): Use a putc loop for
1159 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
1161 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
1162 * configure, config.in: Regenerate.
1163 * system.h: Replace fwrite and fprintf with their unlocked
1164 variants if available.
1166 2001-09-27 Richard Henderson <rth@redhat.com>
1168 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
1169 in favour of .eh_frame.
1171 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
1173 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
1175 (LIBCALL_VALUE): Likewise.
1177 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1179 * cpphash.h: Update comment.
1180 * cpplex.c: Update comments.
1181 (_cpp_can_paste): Remove.
1182 * cpplib.h (_cpp_can_paste): Remove.
1183 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
1184 lexer rather than _cpp_can_paste.
1186 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1188 * doc/cppinternals.texi: Update.
1190 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1192 * cpphash.h (struct cpp_pool): Remove locks and locked.
1193 (struct cpp_context): Add member buff.
1194 (struct cpp_reader): Remove member argument_pool.
1195 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1196 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
1197 * cpplex.c (chunk_suitable): Remove pool argument.
1198 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
1199 (new_buff, _cpp_extend_buff): Update.
1200 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
1201 which buffer is returned.
1202 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
1203 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1204 * cppmacro.c (lock_pools, unlock_pools): Remove.
1205 (push_ptoken_context): Take a _cpp_buff.
1206 (enter_macro_context): Pool locking removed.
1207 (replace_args): Use a _cpp_buff for the replacement list with
1209 (push_token_context): Clear buff.
1210 (expand_arg): Use _cpp_pop_context.
1211 (_cpp_pop_context): Free a context's buffer, if any.
1213 2001-09-26 DJ Delorie <dj@redhat.com>
1215 * c-typeck.c (digest_init): Check for sizeless arrays.
1217 2001-09-26 Richard Henderson <rth@redhat.com>
1219 * optabs.c (init_one_libfunc): Create a dummy function type
1220 instead of using error_mark_node.
1222 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1224 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
1225 _cpp_extend_buff, _cpp_free_buff): New.
1226 (struct cpp_reader): New member free_buffs.
1227 * cppinit.c (cpp_destroy): Free buffers.
1228 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
1229 _cpp_extend_buff, _cpp_free_buff): New.
1230 * cpplib.h (struct cpp_options): Remove unused member.
1231 * cppmacro.c (collect_args): New. Combines the old parse_arg
1232 and parse_args. Use _cpp_buff for memory allocation.
1233 (funlike_invocation_p, replace_args): Update.
1235 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1237 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
1239 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
1241 * except.c (sjlj_mark_call_sites): Change address inside sequence.
1243 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
1245 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
1248 2001-09-25 Janis Johnson <janis187@us.ibm.com>
1249 Jim Wilson <wilson@redhat.com>
1251 * doc/install.texi (Specific, ia64-*-linux): Document.
1253 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1255 * Makefile.in (cfgrtl.o): Add.
1256 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1257 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1258 free_aux_for_edge): Declare.
1260 (HAVE_return): Undefine.
1261 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1262 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1263 free_aux_for_edge): New global functions.
1264 (first_delete_block): New static variable.
1265 (init_flow): Clear first_delete_block.
1266 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
1267 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
1268 try_redirect_by_replacing_jump, last_loop_beg_note,
1269 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
1270 delete_insn, delete_insn_chain, create_basic_block_structure,
1271 create_basic_block, flow_delete_block, compute_bb_for_insn,
1272 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
1273 set_block_for_new_insns, split_block, merge_blocks_nomove,
1274 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1275 redirect_edge_and_branch, force_nonfallthru_and_redirect,
1276 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
1277 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
1278 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
1279 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
1280 purge_all_dead_edges): Move to ....
1281 * cfgrtl.c: New file; .... Here.
1283 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
1284 (reroder_basic_block): Use alloc_aux_for_blocks.
1285 * predict.c (estimate_bb_frequencies): Likewise; use
1286 alloc_aux_for_edges.
1287 * profile.c (compute_branch_probabilities): Likewise.
1288 (branch_prob): Likewise.
1289 * reg-stack.c (reg_to_stack): Likewise.
1291 * emit-rtl.c (emit_insns_after): Never return NULL.
1293 * basic-block.h (set_block_for_new_insns): Delete.
1294 * cfgrtl.c (set_block_for_new_insns): Delete.
1296 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
1297 calls when crossjumping.
1299 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
1300 * unroll.c (copy_loop_body): Use delete_insn.
1302 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
1303 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
1304 keep_stack_depressed): Likewise.
1305 * gcse.c (cprop_cc0_jump): Likewise.
1306 * local-alloc.c (update_equiv_regs): Likewise.
1307 * loop.c (scan_loop, loop_delete_insns): Likewise.
1308 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
1309 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
1310 delete_output_reload, delete_address_reloads_1,
1311 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
1313 * sibcall.c (replace_call_placeholder): Likewise.
1314 * cse.c (cse_insn): Likewise.
1316 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1318 From Graham Stott <grahams@redhat.com>
1319 (def_builtin): Only define builtins appropriate for target_flags. All
1321 (builtin_decsription): Add new field mask which is used to determine
1322 when to define the builtin via the macro def_builtin.
1324 (bdesc_comi): Initialise new mask fields.
1325 (bdesc_2srg): Likewise.
1326 (bdesc_1arg): Likewise.
1328 * config/i386/i386.c (ix86_init_builtins): Correct return type
1329 building v4hi_ftype_v4hi_int_int tree node.
1330 (ix86_expand_sse_comi): Fix typo swapping operands.
1331 Don't swap comparision condition, it is already swapped.
1332 (ix86_expand_sse_compare): Before swapping operands
1333 move operand 1 into new rtx and not the target rtx.
1334 Don't swap comparison condition, it is already swapped.
1335 Always check whether we need to create a new TARGET.
1337 * config/i386/i386.md: (sse_comi) Fix typos.
1338 (sse_ucomi): Likewise.
1339 (cvtss2si): Fix operand 0 contraint.
1340 (cvttss2si): Likewise.
1341 (sse_unpckhps): Fix mode for operand 2.
1342 (sse_unpcklps): Likewise.
1344 2001-09-25 Graham Stott <grahams@redhat.com>
1346 * sibcall.c (skip_copy_to_return_value): Tighten return value
1349 2001-09-24 David Edelsohn <edelsohn@gnu.org>
1351 * rs6000.c (lwa_operand): Address must be word aligned.
1353 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1355 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
1356 number has been set.
1357 (type_hash_mark): Mark type itself.
1359 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
1361 * c-lex.c (cb_def_pragma): Update.
1362 (c_lex): Update, and skip padding.
1363 * cppexp.c (lex, parse_defined): Update, remove unused variable.
1364 * cpphash.h (struct toklist): Delete.
1365 (union utoken): New.
1366 (struct cpp_context): Update.
1367 (struct cpp_reader): New members eof, avoid_paste.
1368 (_cpp_temp_token): New.
1369 * cppinit.c (cpp_create_reader): Update.
1370 * cpplex.c (_cpp_temp_token): New.
1371 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
1372 (cpp_output_token): Don't print leading whitespace.
1373 (cpp_output_line): Update.
1374 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
1375 do_include_common, do_line, do_ident, do_pragma,
1376 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
1377 parse_assertion): Update.
1378 (get_token_no_padding): New.
1379 * cpplib.h (CPP_PADDING): New.
1380 (AVOID_LPASTE): Delete.
1381 (struct cpp_token): New union member source.
1382 (cpp_get_token): Update.
1383 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
1384 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
1385 replace_args, quote_string, stringify_arg, parse_arg, next_context,
1386 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
1387 _cpp_backup_tokens, _cpp_create_definition): Update.
1388 (push_arg_context): Delete.
1389 (padding_token, push_token_context, push_ptoken_context): New.
1390 (make_string_token, make_number_token): Update, rename.
1391 (cpp_get_token): Update to handle tokens as pointers to const,
1392 and insert padding appropriately.
1393 * cppmain.c (struct printer): New member prev.
1394 (check_multiline_token): Constify.
1395 (do_preprocessing, cb_line_change): Update.
1396 (scan_translation_unit): Update to handle spacing.
1397 * scan-decls.c (get_a_token): New.
1398 (skip_to_closing_brace, scan_decls): Update.
1399 * fix-header.c (read_scan_file): Update.
1401 * doc/cpp.texi: Update.
1403 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1405 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
1406 leak by passing malloc'ed pointer to reconcat, not concat.
1408 2001-09-24 DJ Delorie <dj@redhat.com>
1410 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
1412 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
1414 * flow.c (delete_dead_jumptables): Delete jumptable if the only
1415 reference is from the literal pool.
1417 2001-09-24 Janis Johnson <janis187@us.ibm.com>
1419 * doc/install.texi (Final install): Request additional information
1420 in mail about successful builds.
1422 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1424 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
1425 initial value of return pointer register instead of value in frame-20.
1428 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1430 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
1431 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
1432 the libcall if there isn't a referenced identifier for the symbol.
1434 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1436 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
1437 non 64-bit machines. Use these as a plabel for the trampoline.
1438 (TRAMPOLINE_SIZE): Adjust size for new words.
1439 (INITIALIZE_TRAMPOLINE): Initialize new words.
1440 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
1441 pointer to the plabel in the trampoline.
1443 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1445 * pa.c (function_arg): Pass floating arguments in both general and
1446 floating registers in indirect (dynamic) calls when generating code
1447 for the 32 bit ABI and the HP assembler.
1449 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1451 * doc/install.texi: Markup fixes.
1452 Use Solaris 2, SunOS 4 as appropriate.
1453 (Specific, *-*-solaris2*): Explain this.
1454 Unconditionally warn against /usr/ucb tools.
1455 Remove Sun as warning, obsolete.
1456 Move X11 header bug workaround here, update patches.
1457 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
1458 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
1460 2001-09-23 Zack Weinberg <zack@codesourcery.com>
1462 * errors.h (warning, error, fatal, internal_error): Don't mark
1463 with ATTRIBUTE_PRINTF_n.
1464 * toplev.h (internal_error, fatal_io_error, warning, error,
1465 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
1466 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
1469 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1471 * function.c (pop_function_context_from): var_refs_queue
1472 and temp slots now in GC memory.
1473 (mark_function_status, free_after_compilation): Likewise;
1474 also struct function now in GC memory.
1475 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
1476 (combine_temp_slots): Likewise.
1477 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
1478 (prepare_function_start): Use GC memory for struct function.
1479 (mark_temp_slot): Deleted.
1480 (gcc_mark_struct_function): struct function now in GC memory.
1482 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
1483 code for division, not modulus.
1485 * rtl.def (MEM): Remove obsolete part of comment.
1487 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
1489 * c-format.c (init_function_format_info): Check __builtin_printf
1490 and __builtin_fprintf even if -ffreestanding. Check C99 functions
1493 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1495 * c-common.c (format_attribute_table): Remove decl.
1496 * tree.h (format_attribute_table, lang_attribute_table): New decls.
1497 (lang_attribute_common): Likewise.
1499 * function.c (fix_lexical_address): Use set_mem_alias_set.
1500 (expand_function_start): Likewise.
1501 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
1503 * varasm.c (output_constant): Fix unused variable warning.
1505 * attribs.c: New file, from c-common.c.
1506 (attribute_tables): Now four elements.
1507 (format_attribute_table, lang_attribute_common): New variables.
1508 (init_attributes): Reflect above changes.
1509 (handle_mode_attribute): Delete check for wider than uintmax.
1510 * c-common.c: Delete parts moved to attribs.c.
1511 (enum attrs): Deleted; unused.
1512 (c_format_attribute_table): New variable.
1513 (c_common_lang_init): Initialize format_attribute_table with it.
1514 * c-common.h (decl_attributes): Remove decl.
1515 * tree.h (decl_attribute): Move it to here.
1516 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
1517 (attribs.o): New rule.
1519 2001-09-22 Andreas Jaeger <aj@suse.de>
1521 * builtins.c (c_getstr): Remove unused variable.
1523 2001-09-21 Richard Henderson <rth@redhat.com>
1525 * reload1.c (reload): Use delete_insn instead of splatting
1528 2001-09-21 Richard Henderson <rth@redhat.com>
1530 * reload.c (push_secondary_reload): Don't check for "=" in output
1531 constraint after ""->ALL_REGS check.
1533 2001-09-21 Richard Henderson <rth@redhat.com>
1535 * predict.c (expected_value_to_br_prob): Use pc_set.
1537 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
1538 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
1540 2001-09-21 Richard Henderson <rth@redhat.com>
1542 * rtl.h (LCT_RETURNS_TWICE): New.
1543 * calls.c (emit_call_1): Set current_function_calls_setjmp for
1545 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
1546 to ECF_RETURNS_TWICE.
1547 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
1550 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
1552 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
1553 (JMP_BUF_SIZE): New.
1555 2001-09-21 Richard Henderson <rth@redhat.com>
1557 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
1560 2001-09-21 Richard Henderson <rth@redhat.com>
1562 * tree.def (FDESC_EXPR): New.
1563 * expr.c (expand_expr): Handle it.
1564 * varasm.c (initializer_constant_valid_p): Likewise.
1565 (output_constant): Likewise.
1566 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1567 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1568 (ASM_OUTPUT_FDESC): New.
1569 * doc/tm.texi: Document the new macros.
1571 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1573 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
1574 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
1575 once merging is complete.
1577 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1579 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
1581 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1583 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
1584 that would be invalid after a merge.
1586 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
1588 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
1589 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
1591 (flow_delete_insn): This one.
1592 (delete_insn_chain): Rename from ...; do not care labels.
1593 (flow_delete_insn_chain): ... this one.
1594 (flow_delete_block): Remove the insns one BB has been expunged.
1595 (merge_blocks_nomove): Likewise.
1596 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
1597 updating BB boundaries.
1598 (tidy_fallthru_edge): Likewise.
1599 (commit_one_edge_insertion): Likewise.
1600 * cfgbuild.c (find_basic_block): Likewise.
1601 (find_basic_blocks_1): Likewise.
1602 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
1603 (try_crossjump_to_edge): Likewise.
1604 (try_optimize_cfg): Likewise.
1605 * cse.c (delete_trivially_dead_insns): Likewise.
1606 * df.c (df_insn_delete): Likewise.
1607 * doloop.c (doloop_modify): Use delete_related_insns.
1608 * emit-rtl.c (try_split): Likewise.
1609 (remove_insn): Update BB boundaries.
1610 * expect.c (connect_post_landing_pads): Use delete_related_insns.
1611 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
1612 updating BB boundaries.
1613 (propagate_block_delete_insn): Likewise.
1614 (propagate_block_delete_libcall): Likewise.
1615 * function.c (delete_handlers): Use delete_related_insns.
1616 (thread_prologue_and_epilogue_insns): Likewise.
1617 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
1618 * genpeep.c (gen_peephole): Use delete_related_insns.
1619 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
1621 (find_cond_trap): Likewise.
1622 * integrate.c (save_for_inline): Use delete_related_insns.
1623 (copy_insn_list): Likewise.
1624 * jump.c (pruge_linie_number_notes): Likewise.
1625 (duplicate_loop_exit_test): Likewise.
1626 (delete_computation): Likewise.
1627 (delete_related_insn): Rename from ...; use delete_insn
1628 (delete_insn): ... this one.
1629 (redirect_jump): Use delete_related_insns.
1630 * loop.c (scan_loop): Likewise.
1631 (move_movables): Likewise.
1632 (find_and_verify_loops): Likewise.
1633 (check_dbra_loop): Likewise.
1634 * recog.c (peephole2_optimize): Likewise.
1635 * reg-stack.c (delete_insn_for_stacker): Remove.
1636 (move_for_stack_reg): Use delete_insn.
1637 * regmove.c (combine_stack_adjustments_for_block): Likewise.
1638 * reload1.c (delete_address_reloads): Use delete_related_insns.
1639 (fixup_abnormal_edges): Use delete_insn.
1640 * recog.c (emit_delay_sequence): Use delete_related_insns.
1641 (delete_from-delay_slot): Likewise.
1642 (delete_scheduled_jump): likewise.
1643 (optimize_skip): Likewise.
1644 (try_merge_delay_insns): Likewise.
1645 (full_simple_delay_slots): Likewise.
1646 (fill_slots_from_thread): Likewise.
1647 (relax_delay_slots): Likewise.
1648 (make_return_insns): Likewise.
1649 (dbr_schedule): Likewise.
1650 * rtl.h (delete_insn): Rename to delete_related_insns.
1651 (delete_insn, delete_insn_chain): New prototypes.
1652 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
1653 by df_insn_delete already.
1654 * ssa-dce.c (delete_insn_bb): Use delete_insn.
1655 * ssa.c (convert_from_ssa): Use delete_related_insns.
1656 * unroll.c (unroll_loop): Likewise.
1657 (calculate_giv_inc): Likewise.
1658 (copy_loop_body): Likewise.
1660 * i386-protos.h (ix86_libcall_value, ix86_function_value,
1661 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1662 ix86_return_in_memory, ix86_function_value): Declare.
1663 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
1664 new static valurables.
1665 (x86_64_reg_class): New enum
1666 (x86_64_reg_class_name): New array.
1667 (classify_argument, examine_argument, construct_container,
1668 merge_classes): New static functions.
1669 (optimization_options): Enable flag_omit_frame_pointer and disable
1670 flag_pcc_struct_return on 64bit.
1671 (ix86_libcall_value, ix86_function_value,
1672 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1673 ix86_return_in_memory, ix86_function_value): New global functions.
1674 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
1675 (function_arg_advance): Handle x86_64 passing conventions.
1676 (function_arg): Likewise.
1677 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
1678 (RETURN_IN_MEMORY): Move offline.
1679 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
1680 (FUNCTION_VALUE_REGNO_P): New macro.
1681 (FUNCTION_ARG_REGNO_P): Move offline.
1682 (struct ix86_args): Add maybe_vaarg.
1683 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
1684 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
1686 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
1688 * s390.md: Changed attributes for scheduling.
1689 * s390.c: (s390_adjust_cost, s390_adjust_priority)
1692 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
1694 Table-driven attributes.
1695 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
1696 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
1697 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
1698 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
1699 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
1700 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
1701 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
1702 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
1703 * tree.h (struct tree_decl): Change machine_attributes to
1705 * doc/c-tree.texi: Document that all attributes are now attached
1707 * c-common.c (add_attribute, attrtab, attrtab_idx,
1708 default_valid_lang_attribute, valid_lang_attribute): Remove.
1709 (attribute_tables, attributes_initialized,
1710 c_common_attribute_table, default_lang_attribute_table): New
1712 (handle_packed_attribute, handle_nocommon_attribute,
1713 handle_common_attribute, handle_noreturn_attribute,
1714 handle_unused_attribute, handle_const_attribute,
1715 handle_transparent_union_attribute, handle_constructor_attribute,
1716 handle_destructor_attribute, handle_mode_attribute,
1717 handle_section_attribute, handle_aligned_attribute,
1718 handle_weak_attribute, handle_alias_attribute,
1719 handle_no_instrument_function_attribute,
1720 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
1721 handle_no_limit_stack_attribute, handle_pure_attribute): New
1723 (init_attributes, decl_attributes): Rewrite to implement
1724 table-driven attributes.
1725 * c-common.h (enum attribute_flags): Move to tree.h.
1726 * c-format.c (decl_handle_format_attribute,
1727 decl_handle_format_arg_attribute): Rename to
1728 handle_format_attribute and handle_format_arg_attribute. Update
1729 for table-driven attributes.
1730 * c-common.h (decl_handle_format_attribute,
1731 decl_handle_format_arg_attribute): Remove prototypes.
1732 (handle_format_attribute, handle_format_arg_attribute): Add
1734 * c-decl.c (grokdeclarator): Handle attributes nested inside
1736 * c-parse.in (setattrs, maybe_setattrs): Remove.
1737 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
1738 Update to handle nested attributes properly.
1739 (maybe_resetattrs, after_type_declarator,
1740 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
1741 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
1743 (make_pointer_declarator): Update to handle nested attributes
1745 * doc/extend.texi: Update documentation of limits of attributes
1746 syntax. Warn about problems with attribute semantics in C++.
1747 * target.h (struct target): Remove valid_decl_attribute and
1748 valid_type_attribute. Add attribute_table and
1749 function_attribute_inlinable_p.
1750 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
1751 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
1752 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
1754 (TARGET_INITIALIZER): Update.
1755 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
1757 (function_attribute_inlinable_p): New function. Check for the
1758 presence of any machine attributes before using
1759 targetm.function_attribute_inlinable_p.
1760 (function_cannot_inline_p): Update.
1761 * Makefile.in (integrate.o): Update dependencies.
1762 * doc/tm.texi: Update documentation of target attributes and
1763 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
1764 * tree.c (default_valid_attribute_p, valid_machine_attribute):
1766 (default_target_attribute_table,
1767 default_function_attribute_inlinable_p): New.
1768 (lookup_attribute): Update comment to clarify handling of multiple
1769 attributes with the same name.
1770 (merge_attributes, attribute_list_contained): Allow multiple
1771 attributes with the same name but different arguments to appear in
1772 the same attribute list.
1773 * tree.h (default_valid_attribute_p): Remove prototype.
1774 (struct attribute_spec): New.
1775 (default_target_attribute_table): Declare.
1776 (enum attribute_flags): Move from c-common.h. Add
1777 ATTR_FLAG_TYPE_IN_PLACE.
1778 (default_function_attribute_inlinable_p): Declare.
1779 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
1780 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1781 (TARGET_ATTRIBUTE_TABLE): Define.
1782 (vms_attribute_table): New.
1783 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
1784 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1785 (TARGET_ATTRIBUTE_TABLE): Define.
1786 (arc_attribute_table, arc_handle_interrupt_attribute): New.
1787 * config/arm/arm.c (arm_valid_type_attribute_p,
1788 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
1790 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1792 (TARGET_ATTRIBUTE_TABLE): Define.
1793 (arm_attribute_table, arm_handle_fndecl_attribute,
1794 arm_handle_isr_attribute): New.
1795 * config/avr/avr.c (avr_valid_type_attribute,
1796 avr_valid_decl_attribute): Remove.
1797 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
1799 (TARGET_ATTRIBUTE_TABLE): Define.
1800 (avr_attribute_table, avr_handle_progmem_attribute,
1801 avr_handle_fndecl_attribute): New.
1802 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
1803 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1804 (TARGET_ATTRIBUTE_TABLE): Define.
1805 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
1806 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
1807 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1808 (TARGET_ATTRIBUTE_TABLE): Define.
1809 (h8300_attribute_table, h8300_handle_fndecl_attribute,
1810 h8300_handle_eightbit_data_attribute,
1811 h8300_handle_tiny_data_attribute): New.
1812 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
1813 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
1815 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
1817 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
1818 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1820 (TARGET_ATTRIBUTE_TABLE): Define.
1821 (ix86_attribute_table, ix86_handle_cdecl_attribute,
1822 ix86_handle_regparm_attribute): New.
1823 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
1824 i386_pe_valid_type_attribute_p): Remove.
1825 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
1826 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
1827 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1828 (TARGET_ATTRIBUTE_TABLE): Define.
1829 (ia64_attribute_table): New.
1830 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
1831 interrupt_ident2, model_ident1, model_ident2): Remove.
1832 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1833 (TARGET_ATTRIBUTE_TABLE): Define.
1834 (init_idents): Update.
1835 (m32r_attribute_table, m32r_handle_model_attribute): New.
1836 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
1838 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1839 (TARGET_ATTRIBUTE_TABLE): Define.
1840 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
1841 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
1842 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1843 (TARGET_ATTRIBUTE_TABLE): Define.
1844 (mcore_attribute_table, mcore_handle_naked_attribute): New.
1845 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
1846 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1847 (TARGET_ATTRIBUTE_TABLE): Define.
1848 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
1849 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
1850 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1851 (TARGET_ATTRIBUTE_TABLE): Define.
1852 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
1853 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
1854 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1855 (TARGET_ATTRIBUTE_TABLE): Define.
1856 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
1857 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1859 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
1861 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
1862 (TARGET_ATTRIBUTE_TABLE): Define.
1863 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
1865 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
1866 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1867 (TARGET_ATTRIBUTE_TABLE): Define.
1868 (v850_attribute_table, v850_handle_interrupt_attribute,
1869 v850_handle_data_area_attribute): New.
1870 * config/v850/v850-c.c (mark_current_function_as_interrupt):
1871 Return void. Call decl_attributes instead of
1872 valid_machine_attribute.
1874 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
1876 * sh-protos.h (sh_pr_n_sets): Declare.
1877 * sh.c (calc_live_regs): If the initial value for PR has been copied,
1878 look at the copy to determine if PR needs to be saved.
1879 sh_pr_n_sets: New function.
1880 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
1881 (ALLOCATE_INITIAL_VALUE): Define.
1883 * sh.c (initial_elimination_offset):
1884 Fix RETURN_ADDRESS_POINTER_REGNUM case.
1886 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
1888 * integrate.c (allocate_initial_values): New function.
1889 * integrate.h (allocate_initial_values): Declare.
1890 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
1892 * reload1.c (reload): And initialization of reg_equiv_memory_loc
1894 * toplev.c (rest_of_compilation): To here.
1895 Call allocate_initial_values.
1896 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
1898 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1900 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
1902 2001-09-20 DJ Delorie <dj@redhat.com>
1904 * c-typeck.c (really_start_incremental_init): Discriminate
1905 between zero-length arrays and flexible arrays.
1906 (push_init_level): Detect zero-length arrays and handle them
1907 like fixed-sized arrays.
1908 * expr.c (store_constructor): Handle zero-length arrays and
1909 flexible arrays correctly.
1910 * doc/extend.texi: Update zero-length array notes.
1912 2001-09-20 Jim Wilson <wilson@redhat.com>
1914 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
1915 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
1916 for issue port conflicts.
1917 (cycle_end_fill_slots): TYPE_L instructions take two slots.
1919 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
1921 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
1924 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1926 * fold-const.c (hashtab.h): Include.
1927 (int_const_binop): Remove FORSIZE arg and compute from type; all
1929 Call size_int_type_wide for all single-word constants.
1930 (size_htab_hash, size_htab_eq): New functions.
1931 (size_int_type_wide): Rework to use hash table.
1932 * ggc-common.c (hashtab.h): Include.
1933 (struct d_htab_root): New struct.
1934 (d_htab_roots): New variable.
1935 (ggc_add_deletable_htab, ggc_htab_delete): New functions
1936 (ggc_mark_roots): Handle deletable htabs.
1937 * ggc-page.c (ggc_marked_p): New function.
1938 * ggc-simple.c (ggc_marked_p): Likewise.
1939 * ggc.h: Reformatting throughout.
1940 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
1941 * tree.c (init_obstacks): Make type_hash_table a deletable root.
1942 (type_hash_add): Allocate struct type_hash from GC memory.
1943 (mark_hash_entry, mark_type_hash): Deleted.
1944 (type_hash_marked_p, type_hash_mark): New functions.
1945 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
1947 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
1949 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
1952 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1954 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
1955 array-too-large test for signed sizetype.
1957 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1959 * i386.md (indirect_jump): Allow Pmode operand.
1960 (tablejump): LIkewise; perform expansion to 64bit mode.
1961 * i386.c (symbolic_operand): Allow 64bit PIC references.
1962 (pic_symbolic_operand): Likewise.
1963 (ix86_find_base_term): Strip the 64bit PIC references.
1964 (legitimate_pic_address_disp_p): Handle 64bit PIC.
1965 (legitimize_pic_address): Likewise.
1966 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
1967 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
1969 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
1971 * stringpool.c (get_identifier_with_length): New function.
1972 * tree.h (get_identifier_with_length): New prototype.
1974 2001-09-19 Alan Modra <amodra@bigpond.net.au>
1975 David Edelsohn <edelsohn@gnu.org>
1978 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
1979 already sign-extended.
1981 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
1982 * config/rs6000/rs6000.c (logical_operand): Always compare op as
1984 (rs6000_emit_set_long_const): Avoid unnecessary shift.
1985 (output_profile_hook): Declare label_name const.
1986 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
1987 to match constraints.
1989 2001-09-19 Stan Shebs <shebs@apple.com>
1991 * alias.c: Fix typos in comments.
1992 * sched-rgn.c (init_ready_list): Ditto.
1993 * unwind-dw2.c (uw_frame_state_for): Ditto.
1994 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
1995 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
1996 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
1998 2001-09-19 Richard Henderson <rth@redhat.com>
2000 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
2002 * Makefile.in (cfg.o): Depend on TM_P_H.
2004 2001-09-19 Richard Henderson <rth@redhat.com>
2006 * config/alpha/alpha.c (local_symbol_p): Split out from ...
2007 (local_symbolic_operand): ... here.
2008 (small_symbolic_operand): Check mode.
2009 (global_symbolic_operand): New.
2010 (input_operand): Reject symbolics if explicit relocs.
2011 (call_operand): Tidy.
2012 (alpha_legitimize_address): Use movdi_er_high_g.
2013 (alpha_expand_mov): Likewise.
2014 * config/alpha/alpha-protos.h: Update.
2015 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2016 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
2017 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
2018 (UNSPECV_LDGP2): Remove.
2019 (all call patterns): Use 's' not 'i' for symbolic constraint.
2020 (call_osf call_value_osf): Use call_operand.
2021 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
2022 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
2023 (prologue_ldgp_1_er): Remove.
2024 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
2025 (builtin_setjmp_receiver_er patterns): Use them.
2026 (exception_receiver_er): Likewise.
2028 2001-09-19 Richard Henderson <rth@redhat.com>
2030 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
2032 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
2033 and NON_LOCAL_GOTO notes.
2034 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
2035 copy over CALL_INSN_FUNCTION_USAGE.
2037 2001-09-18 Catherine Moore <clm@redhat.com>
2039 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
2042 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
2044 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
2045 new-style tm_file specification. Specify correct tm_p_file,
2046 md_file, and out_file for s390x.
2048 * config/s390/linux.h, linux64.h: Don't include other target
2049 macro header files. Now handled via tm_file.
2051 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
2052 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
2053 are defined before use.
2055 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
2057 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
2058 code generation only for Gnu assembler.
2060 2001-09-18 Catherine Moore <clm@redhat.com>
2062 * config/stormy16 (LIB_SPEC): Remove -lnosys.
2064 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
2066 * config/mips/mips.c (mips_frame_set): New.
2067 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
2068 a parallel frame-related expression with a set for each register.
2070 2001-09-18 Philip Blundell <philb@gnu.org>
2072 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
2075 2001-09-17 Dale Johannesen <dalej@apple.com>
2077 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
2078 * config/rs6000/aix.h (FIXED_R2): Define.
2079 * config/rs6000/darwin.h (FIXED_R2): Define.
2080 * config/rs6000/sysv4.h (FIXED_R2): Define.
2082 2001-09-17 Jeff Sturm <jsturm@one-point.com>
2084 * except.c (dw2_build_landing_pads): New local
2085 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
2086 barrier after clobbers. Fixes c++/4012.
2088 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2090 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
2092 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
2094 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
2095 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
2097 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2099 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
2102 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
2104 * cpphash.h (_cpp_lex_direct): New.
2105 * cpplex.c (_cpp_lex_token): Update.
2106 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
2107 and increment that pointer.
2108 * cppmacro.c (alloc_expansion_token): New.
2109 (lex_expansion_token): Lex macro expansion directly into
2112 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
2114 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
2116 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
2118 * basic-block.h (free_bb_for_insn): Declare.
2119 * bb-reorder.c (label_for_bb): Use block_label.
2120 (emit_jump_to_block_after): Remove.
2121 (insert_intra_1): Do not update block_for_insn.
2122 (insert_inter_bb_scope_notes): Likewise; update bb->end
2123 * cfg.c (free_bb_for_insn): New.
2124 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
2125 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
2126 (commit_one_edge_insertion): Likewise.
2127 (commit_one_edge_insertion): Do not update BB boundary.
2128 (commit_edge_insertions): Do not call compute_bb_for_insn.
2129 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
2130 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
2131 (merge_blocks_move_successor_nojumps): Likewise.
2132 (try_crossjump_to_edge): Do not update block_for_insn.
2133 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
2134 * df.c (df_pattern_emit_later): Do not update BB boundary.
2135 (df_jump_pattern_emit_after): Likewise.
2136 (df_insn_move_before): Use emit_insn_before.
2137 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
2139 (add_insn_after, add_insn_before, emit_insns_after): Update BB
2140 boundaries and basic_block_for_insn.
2141 (reorder_insns_nobb): Rename from reorder_insns.
2142 (reorder_insns): New.
2143 (emit_block_insn_before, emit_block_insn_after): Kill.
2144 * flow.c (check_function_return_warnings): Do not call
2145 compute_bb_for_insn; Do not free basic_block_for_insn.
2146 (attempt_auto_inc): Do not update basic_block_for_insn.
2147 * function.c (emit_return_into_block): Likewise;
2148 do not update BB boundaries.
2149 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
2150 (insert_insn_end_bb): Use emit_insn_before; Likewise.
2151 (pre_insert_copy_insn): Likewise.
2152 (update_ld_motion_notes): Likewise.
2153 (insert_insn_start_bb): Likewise.
2154 (replace_store_insn): Likewise.
2155 * ifcvt.c (noce_process_if_block): Likewise.
2156 (if_convert): Do not call compute_bb_for_insn.
2157 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
2158 Use emit_insn_before and emit_insn_after.
2159 * recog.c (split_all_insns): Do not update BB boundaries;
2160 Do not call compute_bb_for_insn.
2161 (peephole2_optimize): Do not update BB boundaries.
2162 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
2164 (emit_swap_insn): Likewise.
2165 (convert_regs_1): Likewise.
2166 * reload1.c (reload): Call compute_bb_for_insn.
2167 * rtl.h (reorder_insns_nobb): Declare.
2168 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
2169 * toplev.c (rest_of_compilation): Call free_bb_for_insn
2170 at places CFG is invalidated; do not call compute_bb_for_insn.
2172 * cfg.c (expunge_block): Invalidate BB structure.
2174 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
2177 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
2179 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2181 * cpphash.h (_cpp_lex_token): Update prototype.
2182 * cpplex.c (_cpp_lex_token): New prototype.
2183 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
2184 lex_macro_node, read_flag, do_pragma_poison): Update.
2185 * cppmacro.c (cpp_get_token, parse_params,
2186 lex_expansion_token): Update.
2188 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2190 * cppmain.c (scan_translation_unit): Don't worry about
2191 putting a space after hashes.
2192 * cpplib.c (directive_diagnostics): New.
2193 (_cpp_handle_directive): Update to use directive_diagnostics.
2194 (run_directive): Don't toggle prevent_expansion.
2195 (do_line): Backup in case of the line extension.
2196 * cpplib.h (cpp_lexer_pos): Remove.
2197 * cppmacro.c (_cpp_create_definition): Precede a leading #
2200 2001-09-15 Richard Henderson <rth@redhat.com>
2202 * c-typeck.c (comptypes): Handle zero-length arrays properly.
2204 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2206 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
2208 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2210 PR preprocessor/3571
2211 * tradcpp.c (handle_directive): Skip non-vertical space.
2213 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2215 * cppmain.c (setup_callbacks): Set line callback only
2216 if outputting preprocessed source.
2218 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2220 * collect2.c (main): Const-ification.
2221 * gcc.c (translate_options, process_command): Use xstrdup in
2222 lieu of xmalloc/strcpy.
2223 (main): Use concat in lieu of xmalloc/strcpy/strcat.
2225 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2227 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
2230 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2232 * scan-decls.c (scan_decls): Fix typo.
2234 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2236 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
2237 Split mlstring_pos into mls_line and mls_col.
2238 * cppinit.c (cpp_create_reader): Initialize line to 1.
2239 (cpp_destroy): Free tokenruns.
2240 (push_include): Don't update lexer_pos.
2241 * cpplex.c (unterminated, parse_string): Update.
2242 (lex_token): Don't update lexer_pos, update.
2243 * cpplib.c (if_stack): Save line instead of line + col.
2244 (start_directive, _cpp_do__Pragma, do_else, do_elif,
2245 push_conditional, _cpp_pop_buffer): Update.
2246 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
2247 (_cpp_create_definition): Update.
2249 2001-09-15 Eric Christopher <echristo@redhat.com>
2251 * config/mips/abi64.h: Add support for MEABI.
2253 2001-09-15 Eric Christopher <echristo@redhat.com>
2255 * config/mips/mips.md: Add unspec #2.
2257 (reload_outdi): Ditto.
2258 (reload_outsi): Ditto.
2261 2001-09-15 Eric Christopher <echristo@redhat.com>
2262 Jason Eckhardt <jle@redhat.com>
2264 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
2265 * config/mips/isa32-linux.h: New file.
2266 * config/mips/isa3264.h: Ditto.
2267 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
2268 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
2269 (output_block_mode): Support MEABI.
2270 (function_arg): Ditto. Fix floating point arg passing.
2271 (mips_va_start): Ditto.
2272 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
2274 (mips_asm_file_start): Add new section to pass abi to gdb.
2275 (function_arg_pass_by_reference): Support MEABI.
2276 (mips_parse_cpu): Support mips32 and mips64 processors.
2277 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
2278 TARGET_MIPS5KC. Support isa32 and isa64.
2279 (processor_type): Add r4kc, r5kc, r20kc.
2280 (GENERATE_MULT3_SI): New.
2281 (GENERATE_MULT3_DI): Ditto.
2282 (GENERATE_MULT3): Remove.
2283 (ISA_HAS_64BIT_REGS): Add isa == 64.
2284 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
2285 (ISA_HAS_MADD_MSUB): New.
2286 (ISA_HAS_CLZ_CLO): Ditto.
2287 (ISA_HAS_DCLZ_DCLO): Ditto.
2288 (ABI_GAS_ASM_SPEC): New.
2289 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
2292 (SUBTARGET_CC1_SPEC): Ditto.
2293 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
2294 (PAD_VARARGS_DOWN): Support MEABI.
2295 (HARD_REGNO_NREGS): Move to mips.c.
2296 (ASM_OUTPUT_IDENT): Add #undef.
2297 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
2298 (mulsi3): Use GENERATE_MULT3_SI.
2299 (mulsi3_mult3): Ditto. Support mips32, mips64.
2300 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
2301 (mul_sub_si): New pattern.
2302 (unnamed splitters): New.
2303 (muldi3): Use GENERATE_MULT3_DI.
2304 (muldi3_internal2): Ditto.
2305 (movdicc): Support mips32.
2306 * config/mips/t-isa3264: New file.
2308 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
2310 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
2311 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
2312 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
2314 * reorg.c (fill_slots_from_thread): After call to
2315 steal_delay_list_from_target, update own_thread as new_thread may
2318 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
2320 * cpperror.c (print_location): Take line and column, for
2321 default positioning use the previously lexed token.
2322 (_cpp_begin_message): Take line and column.
2323 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2324 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2325 * cpphash.h (_cpp_begin_message): Update prototype.
2326 * cppinit.c (push_include): Don't set output line.
2327 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
2328 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
2329 (do_pragma): Kludge for front ends. Don't expand macros at all.
2330 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
2331 (struct cpp_token): Remove output_line.
2332 (struct cpp_callbacks): New member line_change.
2333 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
2334 cpp_get_token): Preserve BOL flag.
2335 (cpp_get_line): Remove.
2336 (_cpp_backup_tokens): Remove useless abort().
2337 * cppmain.c (cb_line_change): New.
2338 (scan_translation_unit): Don't worry about starting new lines here.
2339 * scan-decls.c (scan_decls): Update.
2340 * c-lex.c (c_lex, init_c_lex): Update.
2341 (cb_line_change, src_lineno): New.
2343 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
2345 * tree.c (append_random_chars): Generate the random
2346 characters in a reproducable fashion.
2348 2001-09-14 Richard Henderson <rth@redhat.com>
2350 * config/i386/i386.c (internal_label_prefix): New.
2351 (internal_label_prefix_len): New.
2352 (override_options): Set them.
2353 (local_symbolic_operand): New.
2354 (legitimate_pic_address_disp_p): Use it.
2355 (legitimize_pic_address): Likewise.
2357 2001-09-14 Marc Espie <espie@openbsd.org>
2359 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
2362 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2364 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
2365 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
2367 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
2369 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
2370 invocation of SUBREG_REGNO_OFFSET.
2372 * haifa-sched.c: Fix typo in FSF copyright statement.
2373 * sched-deps.c: Fix typo in FSF copyright statement.
2374 * sched-ebb.c: Fix typo in FSF copyright statement.
2375 * sched-rgn.c: Fix typo in FSF copyright statement.
2376 * sched-vis.c: Fix typo in FSF copyright statement.
2378 * config.gcc: Move inclusion of arm elf specific header files
2379 from the files themselves into the tm_file variable. Make
2380 sure that elfos.h is included before target specific elf
2382 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
2384 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
2385 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
2386 ASM_OUTPUT_CASE_LABEL): Protect definition.
2387 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
2388 not already defined.
2389 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
2390 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
2391 Remove duplicate definition.
2392 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
2393 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
2394 (RDATA_SECTION_FUNCTION): Remove redundant definition.
2395 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
2396 Remove inclusion of arm/elf.h.
2397 * config/arm/unknown-elf.h: as for conix-elf.h.
2398 (STARTFILE_SPEC): Include crti.o and crtn.o.
2399 * config/arm/linux-elf.h: as for conix-elf.h.
2400 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
2401 * config/arm/strongarm-elf.h: Remove inclusion of
2403 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
2404 * config/arm/unknown-elf-oabi.h: Remove inclusion of
2405 unknown-elf.h and elf.h.
2406 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
2407 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
2408 ASM_WEAKEN_LABEL): Remove redundant definition.
2409 * config/arm/elf.h: Test for inclusion of elfos.h
2410 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
2411 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
2412 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
2413 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
2414 redundant definition.
2415 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
2416 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
2417 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
2418 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
2419 Add rules to build crti.o and crtn.o
2420 * crti.asm: New file.
2421 * crtn.asm: New file.
2423 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
2425 * c-parse.in (_yylex): Use _cpp_backup_tokens.
2426 * cpphash.h (struct tokenrun): Add prev.
2427 (struct lexer_state): Remove bol.
2428 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
2429 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
2431 * cppinit.c (cpp_create_reader): Don't set bol.
2432 (cpp_destroy): Don't free lookaheads.
2433 * cpplex.c (lex_directive): Remove.
2434 (next_tokenrun): Update.
2435 (_cpp_lex_token): Clean up logic.
2436 (lex_token): Update to return a pointer to lexed token, since it
2437 can move to the start of the buffer. Simpify newline handling.
2438 * cpplib.c (SEEN_EOL): Update.
2439 (skip_rest_of_line): Remove lookahead stuff.
2440 (end_directive): Line numbers are already incremented. Revert
2441 to start of lexed token buffer if we can.
2442 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
2443 parse_answer): Use _cpp_backup_tokens.
2444 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
2445 instead. Don't check for EOL.
2446 (do_include_common, do_line, do_pragma_system_header): Use
2448 * cpplib.h (BOL, _cpp_backup_tokens): New.
2449 * cppmacro.c (save_lookahead_token, take_lookahead_token,
2450 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
2451 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
2452 (builtin_macro): Don't use cpp_get_line.
2453 (cpp_get_line): Short term kludge.
2454 (parse_arg): Handle directives in arguments here. Back up when
2455 appropriate. Store EOF at end of argument list.
2456 (funlike_invocation_p): Use _cpp_backup_tokens.
2457 (push_arg_context): Account for EOF at end of list.
2458 (cpp_get_token): Remove lookahead stuff. Update.
2460 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2462 * c-parse.in (yyerror): Const-ification and/or static-ization.
2463 * c-typeck.c (push_member_name): Likewise.
2464 * collect2.c (main): Likewise.
2465 * dbxout.c (dbxout_parms): Likewise.
2466 * diagnostic.c (format_with_decl): Likewise.
2467 * dwarf2out.c (output_ranges): Likewise.
2468 * dwarfout.c (fundamental_type_code): Likewise.
2469 * except.c (dw2_output_call_site_table): Likewise.
2470 * gcc.c (do_spec_1): Likewise.
2471 * genopinit.c (optabs): Likewise.
2472 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
2473 gen_declaration_1, handle_impent): Likewise.
2474 * protoize.c (default_include, in_system_include_dir, abspath):
2476 * sched-vis.c (visualize_stall_cycles): Likewise.
2477 * sdbout.c (plain_type_1, sdbout_end_function,
2478 sdbout_end_epilogue): Likewise.
2479 * varasm.c (decode_reg_name): Likewise.
2481 * 1750a.c (mod_regno_adjust): Likewise.
2482 * alpha.c (alpha_write_one_linkage,
2483 unicosmk_output_default_externs): Likewise.
2484 * arm.c (arm_condition_codes): Likewise.
2485 * arm.h (arm_condition_codes): Likewise.
2486 * avr.c (output_movsisf, encode_section_info): Likewise.
2487 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
2489 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2490 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2491 * m88k.c (output_function_profiler): Likewise.
2492 * mips.c (mips_output_conditional_branch): Likewise.
2493 * ns32k.c (ns32k_out_reg_names): Likewise.
2494 * ns32k.h (ns32k_out_reg_names): Likewise.
2495 * pj.c (pj_output_rval): Likewise.
2496 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
2497 * sparc.c (sparc_flat_function_prologue,
2498 sparc_flat_function_epilogue): Likewise.
2500 2001-09-13 Markus Werle <numerical.simulation@web.de>
2501 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2503 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
2504 Aachen University of Technology".
2506 2001-09-13 Andreas Schwab <schwab@suse.de>
2508 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
2511 2001-09-13 Richard Henderson <rth@redhat.com>
2513 * config/alpha/alpha.c (small_symbolic_operand): New.
2514 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
2515 (some_operand, input_operand): Don't handle HIGH.
2516 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
2517 (alpha_expand_mov): Likewise.
2518 (print_operand) [H]: Just print HIGH symbol.
2519 (print_operand_address): Handle small data.
2520 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
2521 (TARGET_SWITCHES): Add -msmall-data/large-data.
2522 (PIC_OFFSET_TABLE_REGNUM): New.
2523 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
2524 (PREDICATE_COES): Update.
2525 * config/alpha/alpha.md (adddi_er_high): New.
2526 (adddi_er_low): Handle small data.
2527 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
2528 prefer .sdata to .rodata.
2529 (SELECT_RTX_SECTION): Likewise.
2531 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
2533 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
2534 defining __size_t and leaving size_t undefined.
2536 2001-09-12 Diego Novillo <dnovillo@redhat.com>
2538 * basic-block.h (expunge_block): Declare.
2539 * cfg.c (expunge_block): Remove static declaration.
2541 2001-09-12 Richard Henderson <rth@redhat.com>
2543 * integrate.c (copy_insn_list): Copy label name from
2544 NOTE_INSN_DELETED_LABEL.
2546 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2548 * c-common.c (c_tree_code_name): Const-ification.
2549 * c-decl.c (c_decode_option): Likewise.
2550 * c-typeck.c (warn_for_assignment): Likewise.
2551 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
2553 * cppinit.c (output_deps): Likewise.
2554 * dependence.c (dependence_string, direction_string): Likewise.
2555 * dwarf2out.c (output_ranges): Likewise.
2556 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
2557 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
2558 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
2559 standard_startfile_prefix, standard_startfile_prefix_1,
2560 standard_startfile_prefix_2, tooldir_base_prefix,
2561 standard_bindir_prefix, find_a_file): Likewise.
2562 * genattrtab.c (make_length_attrs): Likewise.
2563 * gencheck.c (tree_codes): Likewise.
2564 * genemit.c (gen_split): Likewise.
2565 * genrecog.c (special_mode_pred_table): Likewise.
2566 * graph.c (graph_ext): Likewise.
2567 * protoize (default_include): Likewise.
2568 * reload.c (reload_when_needed_name): Likewise.
2569 * sched-vis.c (visualize_stall_cycles): Likewise.
2570 * tlink.c (recompile_files): Likewise.
2571 * toplev.c (decode_g_option): Likewise.
2572 * tradcpp.c (output_deps): Likewise.
2573 * varasm.c (decode_reg_name): Likewise.
2575 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
2578 * avr.c (avr_regnames, encode_section_info): Likewise.
2579 * c4x.c (float_reg_names): Likewise.
2580 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
2581 * elfos.h (const_section): Likewise.
2582 * i386.c (ix86_comp_type_attributes): Likewise.
2583 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2584 * ia64/aix.h (UNIQUE_SECTION): Likewise.
2585 * ia64.c (type_names): Likewise.
2586 * m68hc11.c (reg_class_names): Likewise.
2587 * m88k.c (m_options): Likewise.
2588 * mips.c (mips_output_conditional_branch, mips_unique_section):
2590 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2591 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
2592 ultra_code_names): Likewise.
2593 * sparc.h (OVERRIDE_OPTIONS): Likewise.
2595 2001-09-12 Jakub Jelinek <jakub@redhat.com>
2597 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
2598 Use --fatal-warnings option for gas.
2599 * configure: Rebuilt.
2601 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2603 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
2605 2001-09-11 Jim Wilson <wilson@redhat.com>
2607 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
2609 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2611 * builtins.c (c_strlen): Treat an offset too large for a
2612 HOST_WIDE_INT as out of range.
2614 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
2616 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
2617 (EDGE_CRITICAL_P): New predicate.
2618 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
2620 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
2621 (dump_edge_info): Remove "crit".
2622 * cfganal.c (mark_critical_edges): Kill.
2623 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
2624 * cfgcleanup.c (cleanup_cfg): Likewise.
2625 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
2626 (find_spanning_tree): Likewise.
2627 * reg-stack.c (convert_regs_1): Likewise.
2628 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
2630 * basic-block.h (create_basic_block_structure): New.
2631 (create_basic_block): Update prototype.
2632 (force_nonfallthru): New.
2633 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
2634 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
2635 handle updating of block_for_insn, creating of empty BBs and BBs at
2636 the end of INSN chain.
2637 (create_basic_block): New function.
2638 (split_block): Use create_basic_block.
2639 (force_nonfallthru_and_redirect): Break out from ...; cleanup
2640 (redirect_edge_and_branch_force): ... here.
2641 (force_nonfallthru): New.
2642 (split_edge): Rewrite to use force_nonfallthru and create_block.
2643 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
2644 (find_basic_blocks): Free basic_block_for_insn.
2645 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
2647 * cfg.c: Fix formating.
2648 * cfgcleanup.c: Fix formating.
2649 (merge_blocks, tail_recursion_label_p): Return bool.
2650 (merge_blocks_move_predecessor_nojumps,
2651 merge_blocks_move_successor_nojumps): Return void.
2653 2001-09-11 Jakub Jelinek <jakub@redhat.com>
2655 * configure.in: Check whether assembler supports section merging.
2656 * config.in: Rebuilt.
2657 * configure: Rebuilt.
2658 * varasm.c (variable_section, output_constant_pool): Pass alignment
2659 to SELECT_SECTION and SELECT_RTX_SECTION.
2660 (mergeable_string_section): New.
2661 (mergeable_constant_section): New.
2662 (default_elf_asm_named_section): Output SECTION_MERGE and
2663 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2664 * output.h (mergeable_string_section): New.
2665 (mergeable_constant_section): New.
2666 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
2667 * toplev.c (flag_merge_constants): New.
2668 (f_options): Add -fmerge-constants and -fmerge-all-constants
2670 (toplev_main): Default to -fno-merge-constants if not optimizing.
2671 * flags.h (flag_merge_constants): Add extern.
2672 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
2673 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
2675 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
2676 Define if assembler has working .subsection -1 support.
2677 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
2678 Put constant into special SHF_MERGE sections if the linker should
2679 attempt to merge duplicates.
2680 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
2682 Put constant into special SHF_MERGE sections if the linker should
2683 attempt to merge duplicates.
2684 * config/alpha/elf.h: Likewise.
2685 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
2686 has working .subsection -1 support.
2687 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
2689 * config/svr3.h: Likewise.
2690 * config/darwin.h: Likewise.
2691 * config/arm/aof.h: Likewise.
2692 * config/arm/linux-elf.h: Likewise.
2693 * config/avr/avr.h: Likewise.
2694 * config/c4x/c4x.h: Likewise.
2695 * config/d30v/d30v.h: Likewise.
2696 * config/i386/dgux.h: Likewise.
2697 * config/i386/osfrose.h: Likewise.
2698 * config/i386/sco5.h: Likewise.
2699 * config/i386/svr3gas.h: Likewise.
2700 * config/ia64/aix.h: Likewise.
2701 * config/m32r/m32r.h: Likewise.
2702 * config/m68k/m68k.h: Likewise.
2703 * config/m88k/dgux.h: Likewise.
2704 * config/m88k/m88k.h: Likewise.
2705 * config/mcore/mcore-pe.h: Likewise.
2706 * config/mips/mips.h: Likewise.
2707 * config/pa/pa.h: Likewise.
2708 * config/pa/pa-linux.h: Likewise.
2709 * config/romp/romp.h: Likewise.
2710 * config/rs6000/sysv4.h: Likewise.
2711 * config/rs6000/xcoff.h: Likewise.
2712 * config/s390/linux.h: Likewise.
2713 * config/sparc/sparc.h: Likewise.
2714 * config/sparc/sysv4.h: Likewise.
2715 * config/stormy16/stormy16.h: Likewise.
2716 * config/v850/v850.h: Likewise.
2717 * config/vax/vms.h: Likewise.
2718 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
2719 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2720 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
2721 default_elf_asm_named_section for SHF_MERGE sections.
2723 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2725 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
2728 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
2730 * c-common.c (split_specs_attrs): Allow for empty attributes with
2731 empty TREE_PURPOSE. Fixes PR c/4294.
2733 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
2735 * basic-block.h (cached_make_edge, make_single_succ): New.
2736 (make_edge): Remove first parameter.
2737 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
2738 * cfg.c (cached_make_edge): Rename from make_edge; return newly
2739 created edge; use obstack allocation.
2740 (make_edge, make_single_succ_edge): New.
2741 (first_removed_edge): New static variable.
2742 (init_flow): Initialize first_removed_edge and n_edges.
2743 (clear_edges): Use remove_edge.
2744 (flow_delete_block): Likewise.
2745 (remove_edge): Add removed edges to the removed edges list.
2746 (split_block, redirect_edge_and_branch_force, split_edge):
2748 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
2749 (add_noreturn_fake_exit_edges): Likewise.
2750 (connect_infinite_loops_to_exit): Liekwise.
2751 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
2752 Use cached_make_edge.
2753 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
2754 * profile.c (branch_prob): Update make_edge call.
2755 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2757 2001-09-11 Richard Henderson <rth@redhat.com>
2759 * config/alpha/alpha.c: Tidy formatting.
2760 (local_symbolic_operand): Verify mode.
2761 (alpha_sa_mask): Ignore unicos for eh_return.
2762 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
2763 * config/alpha/alpha.md (umk divsi patterns): Remove.
2764 (extendsfdf2): Remove unicos check.
2765 (tablejump): Merge vms and unicos code; always use direct set
2768 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2770 * config.gcc (alpha*-*-unicosmk*): New target.
2772 * config/alpha/alpha-protos.h (symbolic_operand,
2773 unicosmk_add_call_info_word, unicosmk_add_extern,
2774 unicosmk_defer_case_vector, unicosmk_unique_section,
2775 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
2776 unicosmk_asm_file_start, unicosmk_asm_file_end,
2777 unicosmk_output_common): Declare.
2779 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
2780 direct_return, function_arg, alpha_va_start, alpha_va_arg,
2781 alpha_does_function_need_gp, alpha_end_function): Support Cray
2783 (alpha_init_machine_status, alpha_mark_machine_status,
2784 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
2785 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
2786 unicosmk_asm_named_section, unicosmk_insert_attributes,
2787 unicosmk_section_type_flags, symbolic_operand,
2788 unicosmk_output_module_name, unicosmk_output_default_externs,
2789 unicosmk_output_dex, unicosmk_output_externs,
2790 unicosmk_output_addr_vec, unicosmk_ssib_name,
2791 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
2792 unicosmk_asm_file_end, unicosmk_output_common,
2793 unicosmk_section_type_flags, unicosmk_unique_section,
2794 unicosmk_add_call_info_word, unicosmk_text_section,
2795 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
2796 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
2797 unicosmk_dex_count, unicosmk_special_name): New.
2798 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
2799 TARGET_ABI_UNICOSMK.
2800 (get_aligned_mem, alpha_expand_unaligned_load,
2801 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
2802 alpha_expand_unaligned_store_words): Support big-endian mode.
2803 (print_operand): Likewise. New format specifier 't'. Use
2804 TARGET_AS_SLASH_BEFORE_SUFFIX.
2805 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
2806 (alpha_pv_save_size): Update with above change.
2807 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
2808 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
2811 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
2812 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
2813 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
2814 (EXTRA_CONSTRAINT): New constraint 'U'.
2815 (PREDICATE_CODES): Add symbolic_operand.
2817 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
2818 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
2819 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
2820 (integer division and modulus patterns): Split in default and
2822 (*divmodsi_internal, *divmoddi_internal): Disable for
2823 TARGET_ABI_UNICOSMK.
2824 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
2825 little-endian and big-endian versions.
2826 (ext, ins, msk): Likewise.
2827 (extv, extzv, insv): Support big-endian mode.
2828 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
2829 (call_umk, call_value_umk, *call_umk, tablejump_umk,
2830 *tablejump_umk_internal, *call_value_umk): New.
2831 (*movdi_nofix): Add pattern for loading an address into a register on
2832 TARGET_ABI_UNICOSMK.
2833 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
2834 (umk_mismatch_args, arg_home_umk): New.
2835 (various insns): Don't use mov, fmov, nop, fnop and unop.
2836 (realign): Support TARGET_ABI_UNICOSMK.
2838 * config/alpha/unicosmk.h: New file.
2839 * config/alpha/t-unicosmk: New file.
2841 * fixinc/inclhack.def (unicosmk_restrict): New.
2842 * fixinc/fixincl.x: Regenerate.
2844 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
2845 (wchar_t): Check for and define __WCHAR_T__.
2847 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
2849 * combine.c (simplify_shift_const): Treat shifts by the mode
2852 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
2854 * cpphash.h (struct tokenrun): New.
2855 (struct cpp_context): New member bol.
2856 (struct cpp_reader): New members.
2857 (_cpp_init_tokenrun): New.
2858 * cppinit.c (cpp_create_reader): Set up the token runs.
2859 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
2860 (lex_token): New internalised version of _cpp_lex_token. Don't
2861 handle directives or the multiple include opimisation here any
2862 more. Simply lex a token.
2863 * cpplib.c (run_directive): Clear bol.
2864 (_cpp_pop_buffer): Set bol.
2865 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
2868 2001-09-11 Michael Meissner <meissner@redhat.com>
2870 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
2871 give an error if the user uses -mfp32.
2872 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
2874 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
2875 floating point register size.
2876 (EXTRA_SPECS): Add CPP_FPR_SPEC.
2878 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
2879 HOST_WIDE_INT_PRINT_DEC to properly print the result of
2881 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2882 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2884 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
2886 * dbxout.c (dbxout_parms): Fix typo in comment.
2887 * unroll.c (loop_find_equiv_value): Ditto.
2888 * toplev.c (rest_of_compilation): Ditto.
2889 * loop.c (scan_loop): Ditto.
2890 * dwarf2out.c (struct dw_fde_struct): Ditto.
2892 2001-09-10 Zack Weinberg <zackw@panix.com>
2894 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
2895 copying identifier when we're just going to throw it away.
2896 (parse_identifier_slow): New routine to handle abnormal cases.
2897 (_cpp_lex_token): Update call site.
2899 * hashtable.c (ht_lookup): Don't assume that the string we've
2900 been given is NUL-terminated.
2901 * system.h: #define __builtin_expect(a, b) to (a) if not
2904 2001-09-10 Michael Meissner <meissner@redhat.com>
2906 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
2909 2001-09-10 David Edelsohn <edelsohn@gnu.org>
2911 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
2913 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2915 * builtins.c (c_getstr): Correct thinko in last change and further
2918 2001-09-10 Tim Freeman <tim@fungibole.com>
2920 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
2921 into varray's and register them as roots with the garbage
2922 collector so they are not collected too soon.
2924 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
2926 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
2928 * basic-block.h (flow_obstack, label_value_list,
2929 tail_recursion_label_list): Declare
2930 (tidy_fallthru_edges): Declare.
2931 (expunge_block, last_loop_beg_note): Delete.
2932 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
2934 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
2935 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
2936 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
2937 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
2938 expunge_block, flow_delete_block, compute_bb_for_insn,
2939 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
2940 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
2941 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
2942 try_redirect_by_replacing_jump, last_loop_beg_note,
2943 redirect_edge_and_branch, redirect_edge_and_branch_force,
2944 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
2945 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
2946 commit_edge_insertions, dump_flow_info, debug_flow_info,
2947 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
2948 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
2949 Move here from flow.c
2950 * cfganal.c: New file.
2951 (forwarder_block_p, can_fallthru, mark_critical_edges,
2952 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
2953 find_unreachable_blocks, create_edge_list, free_edge_list,
2954 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
2955 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
2956 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
2957 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
2958 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
2959 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
2960 Move here from flow.c
2961 * cfgbuild.c: New file
2962 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
2963 make_edges, find_basic_blocks_1, find_basic_blocks,
2964 find_sub_basic_blocks): Move here from flow.c
2965 * cfgcleanup.c: New file.
2966 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
2967 merge_blocks_move_predecessor_nojumps,
2968 merge_blocks_move_successor_nojumps, merge_blocks,
2969 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2970 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
2971 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
2973 * cfgloop.c: New file
2974 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
2975 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
2976 flow_loop_exit_edges_find, flow_loop_nodes_find,
2977 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2978 flow_loop_tree_node_add, flow_loops_tree_build,
2979 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
2980 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
2981 Move here from flow.c
2982 * flow.c: Remove everything moved elsewhere
2983 * output.h (cleanup_cfg): Return bool.
2985 * bb-reorder.c (reorder_block_def): Remove 'index'.
2986 (insert_intra_1): Add argument BB, set block for new note.
2987 (make_reorder_chain): Do not depdent on BB indexes.
2988 (make_reorder_chain_1): Do not use BB indexes.
2989 (label_for_bb): Likewise; set BB for new insn.
2990 (emit_jump_to_block_after): Likewise.
2991 (fixup_reoder_chain): Sanity check that all basic blocks
2992 are chained; verify newly created insn chain; remove
2993 undocnitional jump simplifying; Do not use BB indexes;
2994 properly initialize count and frequency information;
2995 dump reordered sequence.
2996 (insert_intra_bb_scope_notes): update call of insert_intra_1.
2997 (insert_inter_bb_scope_notes): Set block for new insn.
2998 (reorder_basic_blocks): Dump flow info before reoredering.
3000 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3002 * alias.c (clear_reg_alias_info): Use K&R format definition.
3003 Avoid unsigned warning.
3004 * builtins.c: Use "unsigned int", not "unsigned".
3005 (target_char_cast): Use host_integerp and tree_low_cst.
3006 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
3007 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
3008 (c_getstr): Likewise.
3009 (std_expand_builtin_va_arg): Use int_size_in_bytes.
3010 (builtin_memcpy_read_str): Avoid unsigned warning.
3011 (expand_builtin_memcpy): Alignments are unsigned.
3012 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
3013 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
3014 * predict.c (expensive_function_p): LIMIT now unsigned.
3015 * resource.c (mark_target_live_regs): Make some vars unsigned.
3016 * sdbout.c: Use "unsigned int", not "unsigned".
3017 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
3018 (sdbout_source_line): Likewise.
3019 (sdbout_record_type_name): Remove "const" for NAME declaration.
3020 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
3022 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
3024 * calls.c (store_one_arg): Expand comment.
3026 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3028 * calls.c (store_one_arg): Make sure that the entire argument is
3029 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
3031 2001-09-09 Richard Henderson <rth@redhat.com>
3033 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
3035 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
3037 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
3039 2001-09-09 Richard Henderson <rth@redhat.com>
3041 * config/alpha/alpha.c (alpha_next_sequence_number): New.
3042 (alpha_this_literal_sequence_number): New.
3043 (alpha_this_gpdisp_sequence_number): New.
3044 (some_operand, input_operand): Add HIGH.
3045 (local_symbolic_operand): New.
3046 (alpha_encode_section_info): New.
3047 (alpha_legitimate_address_p): Allow LO_SUM.
3048 (alpha_legitimize_address): Generate HIGH+LO_SUM.
3049 (alpha_expand_mov): Likewise.
3050 (secondary_reload_class): Check memory_operand not general_operand
3052 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
3053 (alpha_expand_unaligned_store): Likewise.
3054 (alpha_expand_unaligned_load_words): Likewise.
3055 (alpha_expand_unaligned_store_words): Likewise.
3056 (alpha_expand_block_clear): Likewise.
3057 (print_operand): Handle %#, %*, %H.
3058 (print_operand_address): Handle LO_SUM.
3060 (alpha_does_function_need_gp): Use it.
3061 (alpha_expand_block_move): Fix signed compare warnings.
3062 (alpha_sa_mask, alpha_align_insns): Likewise.
3063 * config/alpha/alpha-protos.h: Update.
3064 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
3065 (MASK_EXPLICIT_RELOCS): New.
3066 (TARGET_SWITCHES): Add -mexplicit-relocs.
3067 (EXTRA_CONSTRAINT): Add 'T'.
3068 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
3069 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
3070 (ENCODE_SECTION_INFO): Out line.
3071 (REDO_SECTION_INFO_P): New.
3072 (STRIP_NAME_ENCODING): New.
3073 (ASM_OUTPUT_LABELREF): New.
3074 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
3075 (PREDICATE_CODES): Update.
3076 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
3077 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
3078 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
3079 builtin_setjmp_receiver_er, exception_receiver_1_er,
3080 call_value_osf_1_er): New patterns.
3081 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
3082 (movqi, movhi, movsi): Add explicit $31 base register to lda.
3083 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
3084 (FINAL_PRESCAN_INSN): New.
3086 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
3088 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
3090 2001-09-08 Andreas Jaeger <aj@suse.de>
3092 * i386.h (TARGET_SWITCHES): Fix description.
3094 2001-09-07 David Edelsohn <edelsohn@gnu.org>
3096 * rs6000.c (num_insns_constant): Compute number of instructions
3099 * doc/install.texi: Explain AIX exception handling work-around.
3100 Update URL for AIX fixes.
3102 2001-09-07 Jim Wilson <wilson@redhat.com>
3104 * alias.c (clear_reg_alias_info): New.
3105 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
3106 * rtl.h (clear_reg_alias_info): Declare.
3108 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3110 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
3112 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
3113 (m16m,edivm,emulm): Change declaration to match definition.
3115 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3117 * reload.c (push_reload): Check for subreg_lowpart_p instead of
3118 SUBREG_BYTE being 0 when determining if the inner part of a subreg
3121 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3123 * c-common.c (signed_or_unsigned_type): Handle machine mode types
3124 which have no corresponding C type.
3125 * fold_const.c (target_isinf,target_isnan,target_negative): Update
3126 the representation of 64-bit doubles to work with 64-bit ints.
3128 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
3130 * config/mips/mips.c (override_options): Do not override ISA when ABI
3131 specified if MIPS_CPU_STRING_DEFAULT was specified.
3133 2001-09-07 Richard Henderson <rth@redhat.com>
3135 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
3136 (express_from_1): Wrap lines.
3137 * rtlanal.c (commutative_operand_precedence): Rename from
3138 operand_preference; export.
3139 * rtl.h: Declare it.
3140 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
3141 (simplify_binary_operation): Invoke simplify_plus_minus on
3142 (CONST (PLUS ...)) as well.
3143 (struct simplify_plus_minus_op_data): New.
3144 (simplify_plus_minus_op_data_cmp): New.
3145 (simplify_plus_minus): Use them. Avoid infinite recursion with
3146 simplify_binary_operation wrt CONST.
3148 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
3150 * h8300-protos.h (general_operand_dst_push): Remove.
3151 * h8300.c (general_operand_dst_push): Likewise.
3152 * h8300.h (OK_FOR_T): Likewise.
3153 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
3154 * h8300.md (pushqi_h8300): New.
3155 (pushqi_h8300hs): Likewise.
3157 (pushhi_h8300): Likewise.
3158 (pushhi_h8300hs): Likewise.
3161 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3163 * genattrtab.c (attr_printf): First arg is unsigned.
3164 Clean up formatting of callers.
3166 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
3168 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
3171 2001-09-07 Andreas Jaeger <aj@suse.de>
3173 * i386.h (TARGET_SWITCHES): Fix descriptions.
3175 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3177 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
3179 2001-09-06 Ira Ruben <ira@apple.com>
3181 Remove OP_IDENTIFIER.
3182 * tree.def (OP_IDENTIFIER): Remove.
3183 * tree.c (tree_node_kind enum): Remove op_id_kind.
3184 (tree_node_kind_names): Remove "op_identifiers".
3185 (make_node): Remove OP_IDENTIFIER test.
3186 (build_op_identifier): Removed because it isn't being used.
3187 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
3188 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
3190 2001-09-06 Richard Henderson <rth@redhat.com>
3192 * simplify-rtx.c (simplify_binary_operation): Revert last change.
3194 2001-09-06 Richard Henderson <rth@redhat.com>
3196 * simplify-rtx.c (simplify_binary_operation): Simplify contents
3199 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3201 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
3202 number used for CR register.
3204 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3205 Joern Rennecke (amylaar@cygnus.com)
3207 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
3208 * h8300.c (initial_offset): Handle offset between RP and FP.
3209 (h8300_return_addr_rtx): New function.
3210 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
3212 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
3213 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3214 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
3215 (CAN_ELIMINATE, REGISTER_NAMES):
3216 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
3218 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
3220 Remove TYPE_NONCOPIED_PARTS.
3221 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
3222 (struct tree_type): Remove noncopied_parts.
3223 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
3224 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
3225 (fixed_type_p): Remove.
3226 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
3227 (expand_expr, MODIFY_EXPR): Likewise.
3228 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
3229 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
3231 2001-09-06 Alan Modra <amodra@bigpond.net.au>
3233 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
3235 (mask64_operand): Likewise.
3236 (includes_rldic_lshift_p): Likewise.
3237 (includes_rldicr_lshift_p): Likewise.
3239 2001-09-05 Ziemowit Laski <zlaski@apple.com>
3241 * objc/objc-act.c (build_message_expr): If a class method cannot
3242 be found, do not issue a warning if a corresponding instance
3243 method exists in the root class.
3245 2001-09-05 Richard Henderson <rth@redhat.com>
3247 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
3249 2001-09-05 Zack Weinberg <zack@codesourcery.com>
3251 * function.c (ggc_mark_struct_function): Mark f->outer.
3252 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
3253 * integrate.c (output_inline_function): ... not here.
3255 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
3257 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
3259 * i386.c (size_cost): New static variable.
3260 (override_function): Use size_cost when -Os is specified.
3262 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
3263 properly; Use current_function_calls_eh_return.
3264 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
3265 use leave to avoid depdendancy chain.
3267 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
3268 get BB loop_depth instead of computing it from LOOP notes.
3270 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
3272 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3274 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3275 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3276 UNALIGNED_DOUBLE_INT_ASM_OP): Define
3278 2001-09-05 Jeffrey A Law (law@cygnus.com)
3279 Jason Merrill (jason@redhat.com)
3281 * stor-layout.c (layout_type): Complain if an array's size can
3282 not be represented in a size_t.
3284 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
3286 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
3288 * gcc.c: (process_command) Add parentheses around assignment
3289 used as truth value.
3291 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3293 * config/mips/mips.c (save_restore_insns): Don't mark any register
3294 save slots as unchanging if current_function_calls_eh_return.
3296 2001-09-05 Richard Henderson <rth@redhat.com>
3298 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
3299 * config/alpha/alpha-protos.h: Declare it.
3300 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
3301 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
3302 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
3303 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
3304 (REG_OK_FOR_BASE_P): Select one of the above.
3306 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3308 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
3309 (crti.o): Prefix name of object file with $(T).
3312 2001-09-05 David S. Miller <davem@redhat.com>
3314 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
3315 * config/sparc/linux64.h: Likewise.
3317 2001-09-05 Andreas Jaeger <aj@suse.de>
3319 * doc/invoke.texi (i386 Options): -mwide-multiply is not
3320 available anymore, remove the documentation.
3321 (i386 Options): Fix typo, cleanup index entries.
3323 * prefix.c (concat): Remove, we can use the version from liberty.
3325 2001-09-05 Richard Henderson <rth@redhat.com>
3327 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
3328 New functions split out of md file expanders.
3329 * config/alpha/alpha-protos.h: Declare them.
3330 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
3332 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
3334 * cppmacro.c (funlike_invocation_p): No need to restore context.
3336 2001-09-04 Richard Henderson <rth@redhat.com>
3338 * reload.c (push_reload): Export.
3339 * reload.h (push_reload): Declare it.
3341 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
3342 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3343 * config/alpha/alpha.c (alpha_legitimize_address): New.
3344 (alpha_legitimize_reload_address): Likewise.
3345 * config/alpha/alpha-protos.h: Declare them.
3347 2001-09-04 Stan Shebs <shebs@apple.com>
3349 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
3350 * config/darwin.c (machopic_stub_name): Account for internally
3351 generated lib calls such as memcpy.
3353 2001-09-04 Richard Henderson <rth@redhat.com>
3355 * unwind.h (_UA_END_OF_STACK): New flag.
3356 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
3358 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3360 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
3362 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
3364 * config/mips/mips.c (save_restore_insns): Change base_offset to
3365 fp_offset in second call to mips_emit_frame_related_store.
3367 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
3369 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
3370 sometimes be represented as a NOTE of type
3371 NOTE_INSN_DELETED_LABEL.
3372 (Insns): Document NOTE_INSN_DELETED_LABEL.
3374 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
3376 * c-common.h (tree_dump_index): Add more comments.
3377 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
3378 (dump_option_value_info): New struct.
3379 (dump_options): New array.
3380 (dump_switch_p): Parse switch options symbolically.
3381 * doc/invoke.texi (-fdump-ast): Rename to ...
3382 (-fdump-tree): ... here. Document that options are symbolic, and
3383 not all are applicable.
3385 2001-09-04 David S. Miller <davem@redhat.com>
3387 * config/sparc/sparc.md (define_splits): Kill constraints.
3389 Cleanup redundant and unused insn attributes.
3390 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
3391 binary, and move. Mark ialu as default.
3392 (commented out define_function_unit "alu"): Kill.
3393 (define_attr "use_clobbered"): Kill.
3394 (whole file): Kill address insn type references. Replace
3395 all unary/binary/move references with ialu.
3396 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
3397 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
3400 Simplify length insn attribute and make more judicious use
3401 of insn attribute defaulting.
3402 * config/sparc/sparc.md (all insns with length > one): Mark as
3403 insn type multi if real instructions, else use default if
3404 it is a forced splitter.
3405 (all insns with length == one): Use default insn length.
3406 (all insns of type ialu): Use default insn type.
3408 Fix erroneous insn attribute settings.
3409 (addx): Set insn type to misc.
3410 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
3411 const_umulsidi3_sp64): Set insn type to imul.
3413 Track SFmode vs DFmode insns according to UltraSPARC
3415 * config/sparc/sparc.md ("fptype"): New attribute, default
3417 (all DFmode single insns): Mark as fptype "double".
3419 2001-09-03 Jakub Jelinek <jakub@redhat.com>
3421 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
3423 2001-09-03 Richard Henderson <rth@redhat.com>
3425 * function.h (struct function): Add arg_pointer_save_area_init.
3426 * function.c (expand_function_end): Init arg_pointer_save_area.
3427 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
3428 when called from a nested function.
3430 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
3432 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
3435 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3437 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
3439 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
3441 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
3442 (emit_push_insn): Use specified padding direction when
3443 STACK_PUSH_CODE is POST_INC.
3445 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
3447 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3449 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
3451 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
3453 * cppinit.c (cpp_start_read): Free the imacros list as we
3454 traverse it. Don't free the chains before returning.
3455 (_cpp_push_next_buffer): Only try pushing buffers if we've
3456 completed -imacros handling.
3458 2001-08-31 Eric Christopher <echristo@redhat.com>
3460 * gcc.c (handle_braces): Add explaination for abort.
3462 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
3464 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
3465 move adjustment of bitpos instead.
3467 2001-08-31 Zack Weinberg <zack@codesourcery.com>
3469 * function.c: Remove all_functions. Make outer_function_chain
3471 (init_function_start): Don't add new function structure to
3473 (find_function_data, push_function_context_to,
3474 pop_function_context_from, put_var_into_stack,
3475 trampoline_address): Update for changed structure element names.
3476 (push_function_context_to): Disentangle.
3477 (free_after_compilation): Also free F.
3478 (expand_dummy_function_end): Don't free cfun here.
3479 (put_var_into_stack): Comment why we can't use find_function_data here.
3480 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
3481 (mark_function_chain): Split into maybe_mark_struct_function and
3482 ggc_mark_struct_function. Export the latter.
3483 (init_function_once): Mark from cfun and outer_function_chain;
3486 * function.h (struct function): Kill next_global. Rename next
3487 to outer. All users updated to match.
3488 (all_functions, outer_function_chain): Don't declare.
3490 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
3491 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
3492 don't touch f->inlinable, after calling rest_of_compilation.
3494 * tree.h: Forward-declare struct function. Prototype
3495 ggc_mark_struct_function.
3497 2001-08-31 Kazu Hirata <kazu@hxi.com>
3499 * config/h8300/h8300.md (*andorhi3): Fix typos.
3501 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3503 * calls.c (emit_library_call_value): Don't use a fixed
3504 argument after VA_CLOSE, i.e. out of scope in traditional C.
3506 * emit-rtl.c (gen_rtvec): Likewise.
3508 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3510 * Makefile.in (c-pragma.o): Depend on output.h.
3511 (reorg.o): Depend on except.h.
3513 * c-pragma.c: Include output.h.
3515 * reorg.c: Include except.h.
3517 * unwind-dw2.c: Call __builtin_alloca, not alloca.
3519 2001-08-31 Richard Henderson <rth@redhat.com>
3521 * sched-deps.c (add_dependence): Don't elide dependancy if the
3522 conditional used by insn is modified in elem.
3524 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
3526 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
3528 2001-08-31 Diego Novillo <dnovillo@redhat.com>
3530 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
3533 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3535 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
3537 (stormy16_asm_out_constructor): New function.
3538 (TARGET_ASM_CONSTRUCTOR): Define.
3539 (TARGET_ASM_DESTRUCTOR): Define.
3541 2001-08-31 Andreas Jaeger <aj@suse.de>
3543 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
3544 * loop.c (add_label_notes): Likewise.
3545 * reload.c (find_reloads): Likewise.
3546 * config/sh/sh.c (machine_dependent_reorg): Likewise.
3548 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
3550 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
3551 code here. Take _Unwind_{W,Sw}ord*.
3552 (read_encoded_value_with_base): Use them.
3553 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
3555 (extract_cie_info): Simplify read_?leb128 handling.
3556 (execute_stack_op, execute_cfa_program): Likewise.
3557 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
3559 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3561 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
3562 the frame pointer to pop the stack if convenient.
3564 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
3565 Don't use post-increment before combine.
3566 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
3567 a call-saved register.
3569 2001-08-31 Andreas Jaeger <aj@suse.de>
3571 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
3574 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
3576 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
3577 not DIV/MOD, of course.
3579 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
3581 * rtl.def: Undo my patch commited 2001-08-27.
3583 * genattrtab.c: Ditto.
3587 * sched-int.h: Ditto.
3589 * target-def.h: Ditto.
3593 * haifa-sched.c: Ditto.
3595 * sched-rgn.c: Ditto.
3597 * sched-vis.c: Ditto.
3599 * Makefile.in: Ditto.
3601 * doc/md.texi: Ditto.
3603 * doc/tm.texi: Ditto.
3605 * doc/contrib.texi: Ditto.
3607 * doc/gcc.texi: Ditto.
3609 * genattrtab.h: Remove it.
3611 * genautomata.c: Remove it.
3613 * genattr.c: Undo my patch and Richard Henderson's patch commited
3616 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
3618 * config.gcc (h8300-*-elf*): New case.
3619 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
3620 (SUBTARGET_CPP_SPEC): Define.
3621 (EXTRA_SPECS): Define.
3622 (SUBTARGET_EXTRA_SPECS): Define.
3623 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
3624 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
3626 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
3628 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
3629 (LIB2FUNCS_EXTRA): Define.
3630 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
3631 config/h8300/fixunssfsi.c: New file.
3633 2001-08-30 Kazu Hirata <kazu@hxi.com>
3635 * config/h8300/h8300.md (zero_extendqihi2): Changes to
3636 define_expand to accomodate target-specific attributes.
3637 (anonymous zero_extendqihi2 patterns): New.
3639 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
3641 * h8300.md (*andorhi3): New pattern.
3643 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
3645 * h8300.c (dosize): Fix test for "sub".
3647 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
3649 * c-typeck.c (pointer_diff): Try to eliminate common term before
3652 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
3654 * config/arm/arm.c (arm_compute_initial_elimination_offset):
3655 Account for the saves of the FP registers.
3657 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
3658 (TEXT_SECTION_ASM_OP): Define.
3659 (INIT_SECTION_ASM_OP): Define.
3660 (FINI_SECTION_ASM_OP): Define.
3661 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
3662 (RDATA_SECTION_FUNCITON): Provide prototype.
3664 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
3666 * reload1.c (move2add_note_store): Correct typo checking for
3669 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
3671 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
3672 note should not be considered outside the libcall block.
3674 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3676 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
3678 2001-08-29 Kazu Hirata <kazu@hxi.com>
3680 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
3682 2001-08-29 Kazu Hirata <kazu@hxi.com>
3684 * config/h8300/h8300-protos.h: Add a prototype for
3686 * config/h8300/h8300.c (emit_logical_op): New.
3687 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
3694 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3696 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
3697 comparison with rtx INTVAL.
3698 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
3700 * pa.h (FUNCTION_ARG_SIZE): Likewise.
3702 2001-08-29 Kazu Hirata <kazu@hxi.com>
3704 * config/h8300/lib1funcs.asm: Update the copyright. Fix
3707 2001-08-29 Kazu Hirata <kazu@hxi.com>
3709 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
3710 (reg n) to (mem (pre_dec (reg n))
3711 (anonymous movsi pattern): Likewise.
3713 2001-08-29 Kazu Hirata <kazu@hxi.com>
3715 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
3717 2001-08-29 Kazu Hirata <kazu@hxi.com>
3719 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
3720 several special constants.
3722 2001-08-29 Kazu Hirata <kazu@hxi.com>
3724 * config/h8300/lib1funcs.asm: Fix comment typos.
3726 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3728 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
3729 Fix format specifier warnings.
3731 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
3732 inet_makeaddr, semctl): Prototype.
3734 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
3735 (save_restore_insns): Use base_offset, not gp_offset.
3737 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
3738 (ASM_OUTPUT_BYTE): Fix format specifier warning.
3740 2001-08-29 Richard Henderson <rth@redhat.com>
3742 * bb-reorder.c (function_tail_eff_head): New.
3743 (record_effective_endpoints): Set it.
3744 (fixup_reorder_chain): Use it.
3746 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3748 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
3750 2001-08-28 Dale Johannesen <dalej@apple.com>
3752 * config/darwin.c (machopic_function_base_name): Add const
3753 qualifier to a string.
3754 (darwin_encode_section_info): Ditto.
3756 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3758 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
3759 function definition.
3761 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3763 * df.h (struct df): Add rts_order variable.
3765 * df.c (df_visit_next_rts): New function.
3766 (df_visit_next): Renamed to df_visit_next_rc
3767 (df_analyse_1): Allocate/compute/free rts_order as well.
3768 (df_rd_global_compute): Use df_visit_next_rc instead of
3770 (df_ru_global_compute): Use df_visit_next_rts instead of
3773 * flow.c (flow_reverse_top_sort_order_compute): New function.
3775 * basic-block.h: Add prototype.
3777 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3779 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
3780 blocks, the BB_REACHABLE is now set, rather than aux being
3781 non-NULL. Update the test to reflect this.
3783 2001-08-28 Eric Christopher <echristo@redhat.com>
3785 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
3786 config/mips/crti.asm: Ditto.
3788 2001-08-28 Eric Christopher <echristo@redhat.com>
3789 Richard Henderson <rth@redhat.com>
3791 * c-pragma.h (add_weak): Move prototype from here...
3792 * output.h (add_weak): ... to here.
3793 * varasm.c (add_weak): Fix typo.
3794 * config/mips/crti.asm: New file.
3795 * config/mips/crtn.asm: Ditto.
3796 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
3797 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
3798 (INVOKE__main): Ditto.
3799 (INIT_SECTION_ASM_OP): New.
3800 (FINI_SECTION_ASM_OP): Ditto.
3801 (STARTFILE_SPEC): Add crti.
3802 (ENDFILE_SPEC): Add crtn.
3803 * config/mips/elf64.h: Same.
3804 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
3806 * config/mips/vxworks.h: Ditto.
3807 * config/mips/t-elf: Support crti and crtn.
3809 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3811 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
3814 2001-08-28 Richard Henderson <rth@redhat.com>
3816 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
3817 (one_cmplbi2 splitter): Remove redundant test.
3819 2001-08-28 Dale Johannesen <dalej@apple.com>
3821 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
3823 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
3825 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
3827 2001-08-28 Stan Shebs <shebs@apple.com>
3829 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
3830 (UNALIGNED_SHORT_ASM_OP): Define.
3831 (UNALIGNED_INT_ASM_OP): Define.
3833 2001-08-28 Will Cohen <wcohen@redhat.com>
3835 * config/rs6000/rs6000.md (store_multiple): Correct RTL
3836 generation for first set.
3838 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3840 * flow.c (redirect_edge_succ_nodup): Return new edge.
3841 (try_simplify_condjump): Use new edge.
3842 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
3844 * cse.c (cse_basic_block): Skip note instructions.
3846 2001-08-27 Richard Henderson <rth@redhat.com>
3848 * combine.c (combine_simplify_rtx): Don't reverse condition
3849 if there is no reverse for the condition.
3850 (simplify_comparison): Don't simplify subregs from INT to FP.
3852 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
3853 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
3854 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
3855 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
3856 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
3857 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
3859 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3861 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
3862 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
3864 (adddi_dilshr32, adddi_dishl32): Only data register can be
3865 source for mem destination.
3867 * expmed.c (store_bit_field): Ignore adjustment to bitpos
3868 and use bitnum to decide about register move.
3870 2001-08-27 Richard Henderson <rth@redhat.com>
3872 * genattr.c (main): Emit state_t even when not doing scheduling.
3874 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3875 Richard Henderson <rth@redhat.com>
3877 * gcse.c (reg_first_set, reg_last_set): Replace with ...
3878 (reg_avail_info, current_bb): ... these.
3879 (oprs_unchanged_p, record_last_reg_set_info): Use them.
3880 (compute_hash_table): Likewise.
3882 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3884 * flow.c (verify_flow_info): Use checksums to verify edges.
3886 2001-08-27 Richard Henderson <rth@redhat.com>
3888 * genautomata.c (expand_automata): Always create a description.
3890 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3892 * optabs.c (expand_binop): Correctly handle the carry in multiword
3893 add/subtract operations.
3895 2001-08-27 Fred Fish <fnf@be.com>
3897 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
3900 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3902 * reload.c (find_reloads_toplev): Back out this change:
3904 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3906 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3907 mem if the address is a mode_dependent_address_p.
3909 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3911 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
3912 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
3913 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
3916 * genattr.c (main): New variable num_insn_reservations. Increase
3917 it if there is DEFINE_INSN_RESERVATION. Output automaton based
3918 pipeline hazard recognizer interface.
3920 * genattrtab.h: New file.
3922 * genattrtab.c: Include genattrtab.h.
3923 (attr_printf, check_attr_test, make_internal_attr,
3924 make_numeric_value): Move protypes into genattrtab.h. Define them
3926 (num_dfa_decls): New global variable.
3927 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
3928 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
3929 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
3930 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
3932 * genautomata.c: New file.
3934 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
3936 * sched-int.h: (curr_state): Add the external definition for
3937 automaton pipeline interface.
3938 (haifa_insn_data): Add comments for members blockage and units.
3940 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3941 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3942 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3943 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3944 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3945 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3946 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
3948 (TARGET_SCHED): Use the new macros.
3950 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
3951 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
3952 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
3953 dfa_bubble): New members in gcc_target.sched.
3955 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
3956 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
3957 (insn_queue): Redefine it as pointer to array.
3958 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
3960 (max_insn_queue_index_macro_value): New variable.
3961 (curr_state, dfa_state_size, ready_try): New varaibles for
3962 automaton interface.
3963 (ready_element, ready_remove, max_issue): New function prototypes
3964 for automaton interface.
3965 (choose_ready): New function prototype.
3966 (insn_unit, blockage_range): Add comments.
3967 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
3968 FUNCTION_UNITS_SIZE == 0.
3969 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
3970 actual_hazard, potential_hazard): Add comments.
3971 (insn_cost): Use cost -1 as undefined value. Remove
3972 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
3974 (ready_element, ready_remove): New functions for automaton
3976 (schedule_insn): Add new code for automaton pipeline interface.
3977 (queue_to_ready): Add new code for automaton pipeline interface.
3978 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
3979 (debug_ready_list): Print newline when the queue is empty.
3980 (max_issue): New function for automaton pipeline interface.
3981 (choose_ready): New function.
3982 (schedule_block): Add new code for automaton pipeline interface.
3983 Print ready list before scheduling each insn.
3984 (sched_init): Add new code for automaton pipeline interface.
3985 Initiate insn cost by -1.
3986 (sched_finish): Free the current automaton state and finalize
3987 automaton pipeline interface.
3989 * sched-rgn.c: Include target.h.
3990 (init_ready_list, new_ready, debug_dependencies): Add new code for
3991 automaton pipeline interface.
3993 * sched-vis.c: Include target.h.
3994 (get_visual_tbl_length): Add code for automaton interface.
3995 (target_units, print_block_visualization): Add comments.
3997 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
3998 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
3999 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
4000 (getruntime.o, genautomata.o): New entries.
4001 (genattrtab.o): Add new dependency file genattrtab.h.
4002 (genattrtab): Add new dependencies. Link it with `libm.a'.
4003 (getruntime.o, hashtab.o): New entries for canadian cross.
4005 * doc/md.texi: Description of automaton based model.
4007 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
4009 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4010 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4011 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4012 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4013 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4014 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4015 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
4017 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
4018 MAX_DFA_ISSUE_RATE): New macro descriptions.
4020 * doc/contrib.texi: Add dfa based scheduler contribution.
4022 * doc/gcc.texi: Add more information about genattrtab.
4024 2001-08-27 Diego Novillo <dnovillo@redhat.com>
4026 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
4029 2001-08-27 Richard Henderson <rth@redhat.com>
4031 * function.c (expand_function_end): Don't init arg_pointer_save_area.
4032 (get_arg_pointer_save_area): New. Create an init it here.
4033 (fix_lexical_addr): Use it.
4034 * function.h: Declare it.
4035 * builtins.c (expand_builtin_setjmp_receiver): Use it.
4036 * stmt.c (expand_nl_goto_receiver): Use it.
4038 2001-08-27 Richard Henderson <rth@redhat.com>
4040 * final.c (final_scan_insn): Don't enter APP_ON mode for
4043 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
4044 alignment for assemble_integer for DW_EH_PE_aligned.
4045 * except.c (output_function_exception_table): Likewise.
4047 2001-08-26 Andreas Jaeger <aj@suse.de>
4049 * c-tree.h: Add prototyp for c_sizeof_nowarn.
4051 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
4053 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
4055 2001-08-27 Alan Modra <amodra@bigpond.net.au>
4057 * config/rs6000/rs6000.c (mask_operand): Rewrite without
4059 (mask64_operand): Likewise.
4060 (rldic_operand): Delete.
4061 (includes_lshift64_p): Delete.
4062 (includes_rldic_lshift_p): New function.
4063 (includes_rldicr_lshift_p): New function.
4064 (print_operand): Don't call rldic_operand in case 'W'.
4065 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
4066 (includes_lshift64_p): Remove.
4067 (includes_rldic_lshift_p): Declare.
4068 (includes_rldicr_lshift_p): Declare.
4069 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
4070 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
4071 Replace match_operand rldic_operand predicate with
4072 const_int_operand. Replace includes_lshift64_p condition with
4073 includes_rldic_lshift_p.
4074 <ashldi3_internal 64 bit rldicr patterns>: New.
4076 2001-08-27 Andreas Jaeger <aj@suse.de>
4078 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4079 * errors.c: Likewise.
4080 * final.c: Likewise.
4081 * dwarf2asm.c: Likewise.
4082 * doprint.c (checkit): Likewise.
4083 * diagnostic.c: Likewise.
4084 * collect2.c: Likewise.
4085 * calls.c: Likewise.
4086 * c-semantics.c (build_stmt): Likewise.
4087 * c-format.c (status_warning): Likewise.
4088 * c-errors.c (pedwarn_c99): Likewise.
4089 * builtins.c (validate_arglist): Likewise.
4090 * config/pj/pj.c (pj_printf): Likewise.
4091 * fix-header.c: Likewise.
4093 * gcov.c (fnotice): Likewise.
4094 * gensupport.c (message_with_line): Likewise.
4095 * mips-tfile.c: Likewise.
4096 * protoize.c (notice): Likewise.
4097 * read-rtl.c (fatal_with_file_and_line): Likewise.
4098 * rtl-error.c: Likewise.
4099 * tradcpp.c: Likewise.
4101 * cp/tree.c (build_min_nt): Likewise.
4102 (build_min): Likewise.
4103 * cp/lex.c: Likewise.
4104 * cp/errfn.c: Likewise.
4105 * cp/rtti.c (create_pseudo_type_info): Likewise.
4107 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
4109 * df.c (df_uses_record): Return after recording all uses
4112 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
4114 * df.c (df_insn_modify): Realloc the INSN table here, if
4115 necessary, here, too.
4117 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
4119 * config/mips/mips.c (mips_function_value): Handle complex return
4122 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
4124 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
4126 * reload.c (make_memloc): Copy result if it is still
4127 reg_equiv_memory_loc[regno] on return.
4128 (subst_reloads) [ENABLE_CHECKING]: Check that none of
4129 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
4130 reg_equiv_mem are modified by the substitutions.
4132 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4134 * predict.c (expensive_function_p): New.
4135 * rtl.h (expensive_function_p): Declare.
4136 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
4137 (use_fast_prologue_epilogue): New static variable.
4138 (expand_prologue): Set it; emit short prologues if unset.
4139 (expand_epilogue): Likewise.
4141 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4143 * config.gcc: Add stormy16-*-elf case.
4144 * config/stormy16/stormy-abi: New file.
4145 * config/stormy16/stormy16-lib2.c: New file.
4146 * config/stormy16/stormy16-protos.h: New file.
4147 * config/stormy16/stormy16.c: New file.
4148 * config/stormy16/stormy16.h: New file.
4149 * config/stormy16/stormy16.md: New file.
4150 * config/stormy16/t-stormy16: New file.
4152 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4154 * i386.h (no-accumulate-outgoing-args): Use proper mask.
4156 2001-08-24 David Edelsohn <edelsohn@gnu.org>
4158 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
4159 descriptor members are pointer size, not constant 4.
4160 * config/rs6000/rs6000.md (define_splits): Remove more unused
4163 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4165 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
4167 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
4169 * cp/rtti.c (VPARAMS): Fix parameter.
4171 2001-08-24 Zack Weinberg <zackw@panix.com>
4173 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
4175 (mode_for_extraction): No need for #ifdefs. Add default-case abort
4177 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
4178 in if controlling use of insv.
4179 (extract_bit_field): Likewise, for extv and extzv.
4181 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4183 * i386.md (movcc peep2): Fix load of 0.
4185 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4187 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
4188 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
4190 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
4192 * c-pragma.h: Move weak_syms and weak_decls...
4193 * varasm.c: ...here. Now static.
4194 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
4195 depend on HANDLE_PRAGMA_WEAK.
4197 * c-common.c (c_alignof, c_alignof_expr): Move here...
4198 * c-typeck.c: ...from here.
4199 * c-tree.h, c-common.h: Adjust.
4201 2001-08-23 Bernd Schmidt <bernds@redhat.com>
4203 * config/ia64/ia64.c (rws_update): If !pred, set write_count
4204 instead of incrementing it.
4206 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
4207 asm ready, don't try to move them all into the same array element.
4209 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4211 * function.c (thread_prologue_and_epilogue_insns): Avoid
4212 fallthru flag on edge to exit.
4214 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
4216 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
4219 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4221 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
4222 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
4223 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
4226 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4228 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
4229 replace "GNU CC" with "GCC".
4231 2001-08-23 Richard Henderson <rth@redhat.com>
4233 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
4234 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
4235 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
4236 Need GR between FR and not GR_AND_FR.
4237 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
4238 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
4239 AR regs before GR regs.
4240 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
4241 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
4242 (REGISTER_MOVE_COST): Update.
4243 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
4245 2001-08-23 Richard Henderson <rth@redhat.com>
4247 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
4250 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4252 * reload1.c (emit_reload_insns): Don't look for notes
4253 on a NULL store_insn.
4255 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4257 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
4258 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
4259 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
4260 format specifier warnings.
4261 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
4263 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
4265 * config/i386/i386-protos.h: Correct declaration of
4266 i386_pe_asm_named_section.
4268 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
4270 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
4272 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4274 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4276 * cpperror.c (print_location): Don't show _Pragma.
4277 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
4278 and file change callback generation here.
4279 (stack_include_file): Update use of cpp_push_buffer.
4280 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
4281 (struct cpp_buffer): Remove type, pfile members.
4282 * cppinit.c (cpp_handle_option): Use free_chain.
4283 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
4284 (skip_escaped_newlines, get_effective_char, lex_percent): Take
4285 a cpp_reader rather than a cpp_buffer.
4286 (skip_escaped_newlines, get_effective_char, skip_block_comment,
4287 skip_line_comment, parse_string, lex_percent, lex_dot,
4288 _cpp_lex_token): Update accordingly.
4289 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
4291 (cpp_push_buffer): Update prototype.
4292 (run_directive): Update use of cpp_push_buffer.
4293 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
4294 handle_assertion): Update use of run_directive.
4295 * cpplib.h (enum cpp_buffer_type): Remove.
4296 (cpp_push_buffer): Update prototype.
4297 * fix-header.c (read_scan_file): Update.
4299 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4301 * gcc.c (struct prefix_list): Change prefix to const char *.
4303 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4305 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
4307 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
4309 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
4312 * jump.c (squeeze_notes): Take parms by reference. Handle END being
4315 * ifcvt.c (dead_or_predicable): Adjust.
4316 * loop.c (find_and_verify_loops): Adjust.
4317 * stmt.c (expand_end_case): Adjust.
4318 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
4319 head and end insn pointers in the basic block, not just local copies.
4320 (merge_blocks_move_predecessor_nojumps): Likewise.
4322 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
4324 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
4325 bitmap.h, builtin-types.def, builtins.c, builtins.def,
4326 c-aux-info.c, c-common.c, c-common.def, c-common.h,
4327 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
4328 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
4329 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
4330 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
4331 conditions.h, config.gcc, configure.frag, configure.in,
4332 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
4333 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
4334 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
4335 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
4336 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
4337 emit-rtl.c, errors.c, errors.h, except.c, except.h,
4338 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
4339 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
4340 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
4341 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
4342 gencheck.c, gencodes.c, genconfig.c, genemit.c,
4343 genextract.c, genflags.c, gengenrtl.c, genmultilib,
4344 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
4345 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
4346 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
4347 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
4348 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
4349 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
4350 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
4351 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
4352 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
4353 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
4354 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
4355 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
4356 params.h, predict.c, predict.def, predict.h, prefix.c,
4357 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
4358 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
4359 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
4360 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
4361 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
4362 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
4363 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
4364 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
4365 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
4366 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
4367 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
4368 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
4369 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
4370 xcoffout.h: replace "GNU CC" with "GCC".
4372 2001-08-21 Richard Henderson <rth@redhat.com>
4374 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
4375 (final_scan_insn): Consider jump tables data even if we have no
4376 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
4378 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
4379 (ASM_OUTPUT_CASE_END): Remove.
4380 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
4381 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
4382 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4384 2001-08-21 Richard Henderson <rth@redhat.com>
4386 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
4387 at barrier insns. Emit stop bits before barriers.
4389 * flow.c (flow_find_cross_jump): Don't consider unconditional
4390 return insns for commoning.
4392 * final.c (compute_alignments): Fix typo.
4394 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
4395 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
4396 (store_bit_field): Use mode_for_extraction more places.
4397 (extract_bit_field): Likewise.
4399 2001-08-21 Zack Weinberg <zackw@panix.com>
4401 * caller-save.c: Don't include insn-codes.h.
4402 (reg_save_code, reg_restore_code): Make arrays of int.
4403 All uses updated to match.
4404 (insert_save, insert_restore): No need to initialize "code"
4405 variable upon declaration.
4406 * Makefile.in: update dependencies; fix typo in clean rule.
4408 2001-08-21 Richard Henderson <rth@redhat.com>
4410 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
4411 (merge_if_block): Handle fallout from same.
4413 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4415 * builtins.c (type_to_class): Fix typo in last change.
4417 2001-08-21 Richard Henderson <rth@redhat.com>
4419 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
4420 ia64_asm_output_label.
4422 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
4423 copy of gp while the real gp register contains garbage.
4425 2001-08-21 Zack Weinberg <zackw@panix.com>
4427 * expmed.c (mode_for_extraction): New function.
4428 (store_bit_field, extract_bit_field): Use it.
4429 * expr.h: Prototype it and provide an enum for its first argument.
4431 * combine.c, function.c, recog.c: Don't include insn-codes.h.
4432 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
4433 and digging through the insn_data tables.
4434 * Makefile.in: Update dependencies.
4436 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4438 * cppfiles.c (stack_include_file): line-map.c now handles include
4440 (handle_missing_handler): Similarly.
4441 (_cpp_execute_include): Similarly.
4442 (_cpp_pop_file_buffer): Similarly.
4443 * cpphash.h (struct cpp_reader): Remove system_include_depth,
4444 buffer_stack_depth and include_depth.
4445 * cpplib.c (do_include_common): line-map.c now handles include depth.
4446 (cpp_push_buffer): Similarly.
4447 (_cpp_pop_buffer): Similarly.
4448 * cppmacro.c (builtin_macro): Update.
4449 * line-map.c (init_line_maps): Set depth.
4450 (add_line_map): Increment "used" earlier. Update and use the
4452 (trace_include): Use the include depth.
4453 * line-map.h (struct line_maps): New member depth.
4455 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4457 * cppfiles.c (stack_include_file): Don't handle -H here.
4458 * cppinit.c (cpp_start_read): Set include tracing after
4459 cpp_post_options and after stacking the main file.
4460 * line-map.c (trace_include): New.
4461 (init_line_maps, add_line_map): Update.
4462 * line-map.h (struct line_maps): New member trace_includes.
4464 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4466 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
4467 * cppfiles.c (stack_include_file): Only stack a file if there
4468 is something to do. Return a boolean indicating whether a
4469 buffer was stacked or not.
4470 (_cpp_execute_include): Similarly.
4471 (_cpp_read_file): Similarly.
4472 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
4474 2001-08-21 Sam Steingold <sds@gnu.org>
4476 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
4477 (RECACHE): keep obufp_before_macroname up to date
4479 2001-08-21 Zack Weinberg <zackw@panix.com>
4481 * stmt.c: Don't include insn-codes.h.
4482 (expand_end_case): Machine specific logic moved to expr.c.
4483 No need to worry about __builtin_classify_type.
4484 (check_for_full_enumeration_handling, emit_case_nodes):
4487 * builtins.o (expand_builtin_classify_type): Split up so code
4488 can be shared with fold_builtin_classify_type.
4489 (type_to_class, fold_builtin_classify_type): New functions.
4490 (fold_builtins): Handle __builtin_classify_type.
4492 * expr.c (do_tablejump): Now static.
4493 (case_values_threshold, try_casesi, try_tablejump): New;
4494 code mostly from stmt.c (expand_end_case).
4495 (expr.h): Update prototypes.
4497 * Makefile.in (stmt.o): Update dependencies.
4499 2001-08-21 Will Cohen <wcohen@redhat.com>
4501 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
4502 declaration of variable i.
4503 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
4504 declaration of variable i.
4506 2001-08-21 Richard Henderson <rth@redhat.com>
4508 * crtstuff.c: Fix thinko last change. Move list tails to start
4509 of CRT_END section. Tidy ifdefs.
4510 (__EH_FRAME_BEGIN__): Always static for ELF.
4511 (__do_global_ctors_1): Rename from __frame_dummy.
4512 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
4513 name change; don't hide __EH_FRAME_BEGIN__.
4515 2001-08-21 Richard Henderson <rth@redhat.com>
4517 * gdbinit.in: Move break on exit after break on fancy_abort.
4519 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
4522 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4524 * cpphash.h (_cpp_push_next_buffer): New.
4525 * cppinit.c (do_includes): Remove.
4526 (push_include, free_chain, _cpp_push_next_buffer): New.
4527 (cpp_start_read): Use them to rework command line option handling.
4528 (cpp_handle_option): Combine handling of -include and -imacros.
4529 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
4530 appropriate. Always insert missing \n at EOF.
4531 * cpplib.c (start_directive): Get the directive position right.
4532 * cppmain.c (cb_file_change): Always print the first line, unless
4535 2001-08-20 Andreas Jaeger <aj@suse.de>
4537 * profile.c (compute_branch_probabilities): Remove extra new-line
4539 * flow.c (verify_flow_info): Likewise.
4541 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4543 * basic-block.h (basic_block): Add new field 'flags'.
4544 (BB_REACHABLE): Define.
4545 (expunge_block): Declare.
4546 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
4547 (EXIT_BLOCK_PTR): Ditto.
4548 (expunge_block): Remove static declaration.
4549 (cleanup_cfg): Clear bb->aux on every basic block.
4550 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
4551 computing reachability.
4552 (delete_unreachable_blocks): Delete block b if b->flags has
4555 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4557 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
4559 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4561 * sparc.c (sparc_variable_issue): Fix typo in last change.
4563 2001-08-20 Richard Henderson <rth@redhat.com>
4565 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
4567 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
4569 * pa.h (RETURN_IN_MEMORY): Improve comment.
4571 2001-08-20 Janis Johnson <janis187@us.ibm.com>
4573 * doc/invoke.texi (Profiling options): Clarify the interactions
4574 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
4576 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
4578 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
4581 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4583 * gcc.c (make_relative_prefix): Allocate a sufficiently large
4586 2001-08-20 Richard Henderson <rth@redhat.com>
4588 * final.c (end_final): Fix typo last change.
4590 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
4592 * cppinit.c (init_standard_includes): The returned buffer
4593 is already malloc-ed.
4594 * gcc.c (add_prefix): Similarly.
4595 * prefix.c (translate_name): Update to support clear buffer
4597 (update_path): Similarly. Be sure to free any newly allocated
4598 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
4600 * prefix.h (update_path): Update prototype and document.
4601 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
4602 up and update to new buffer ownership rules.
4603 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
4605 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4607 * final.c (compute_alignments): New function.
4608 (init_insn_lengths): Do not care label_align.
4609 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
4610 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
4611 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
4612 (shorted_branches): Realloc label_align array; do
4613 not call init_insn_lengths; Do not care about loop alignments.
4614 * output.h (compute_alignments): Declare.
4615 * toplev.c (rest_of_compilation): Call compute_alignments.
4616 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
4618 * predict.c (block_info_def): Add npredecesors, remove nvisited;
4619 change visited to tovisit.
4620 (propagate_freq): Use faster traversing algorithm.
4621 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
4622 to tovisit; reverse meaning.
4624 * predict.c (struct block_info_def): Remove nvisited.
4625 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4626 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4628 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
4630 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
4631 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
4632 (TARGET_FUSED_MADD): New.
4633 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
4634 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
4635 the multiply-add instructions.
4637 2001-08-19 Richard Henderson <rth@redhat.com>
4639 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
4640 is aligned to pointer size.
4642 2001-08-19 Richard Henderson <rth@redhat.com>
4644 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
4645 display markers during final schedule.
4647 2001-08-19 Richard Henderson <rth@redhat.com>
4649 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
4651 2001-08-19 Richard Henderson <rth@redhat.com>
4653 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
4655 (ASM_NAME_TO_STRING): Remove.
4656 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
4657 in the same string. Remove support for expressions.
4659 2001-08-19 Richard Henderson <rth@redhat.com>
4661 * config/i386/i386.md (tablejump): Make an expander; handle
4662 pic relative addressing here.
4663 (tablejump_1): Rename from tablejump_pic.
4666 2001-08-19 Richard Henderson <rth@redhat.com>
4668 * regclass.c (fix_register): Fix typo.
4670 2001-08-18 Richard Henderson <rth@redhat.com>
4672 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
4673 (struct _Unwind_Context): Expand br_loc to hold it.
4674 (uw_frame_state_for): Handle leaf functions better.
4675 (uw_update_reg_address): Update for br_loc change.
4677 2001-08-18 Richard Henderson <rth@redhat.com>
4679 * crtstuff.c: Move list heads before code that uses them.
4680 (__JCR_LIST__): Remove initial null.
4681 (frame_dummy, __frame_dummy): Do java registration here ...
4682 (__do_global_ctors_aux): ... not here.
4684 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
4685 (__do_global_dtors_aux): Update to match.
4686 (__JCR_LIST__, __do_jv_register_classes): New.
4688 * config/ia64/crtend.asm (__JCR_END__): New.
4689 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
4690 instead of an indirect LTOFF22 reloc.
4692 2001-08-18 Richard Henderson <rth@redhat.com>
4694 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
4695 * regclass.c (init_reg_sets_1): Fix typo.
4696 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
4697 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
4698 (ia64_compute_frame_size): Make ar.unat live when in use.
4699 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
4700 for ar.pfs; remove ar.unat handling.
4701 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
4703 (PREDICATE_CODES): Add ar_pfs_reg_operand.
4704 * config/ia64/ia64-protos.h: Update decls.
4705 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
4706 (sibcall_pic): Likewise.
4708 2001-08-18 Richard Henderson <rth@redhat.com>
4710 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
4711 pred_rel_mutex when searching for insn_group_barrier.
4712 * config/ia64/ia64.md (cycle_display): Combine the expander
4715 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
4716 bit before asm as needed.
4718 2001-08-18 Richard Henderson <rth@redhat.com>
4720 * timevar.def (TV_MACH_DEP): New.
4721 * toplev.c (rest_of_compilation): Use it.
4722 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
4724 2001-08-18 Zack Weinberg <zackw@panix.com>
4726 * unwind-dw2.c (execute_stack_op): Add default aborts to
4727 the inner switches to prevent warnings.
4729 2001-08-18 Richard Henderson <rth@redhat.com>
4731 * timevar.h (struct timevar_time_def): Change element type to float.
4732 (ticks_to_msec, clocks_to_msec): Likewise.
4733 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
4734 (get_time): Likewise.
4735 (timevar_print): Adjust zero check and printing to match.
4737 2001-08-18 Zack Weinberg <zackw@panix.com>
4739 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
4740 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
4741 Eliminate overfull or underfull hboxes.
4743 2001-08-18 Zack Weinberg <zackw@panix.com>
4745 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4747 2001-08-18 Zack Weinberg <zackw@panix.com>
4749 * haifa-sched.c: Convert to target hooks. Macros replaced
4750 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
4751 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
4752 MD_SCHED_FINISH, and HAVE_cycle_display.
4753 * target-def.h (TARGET_SCHED_ADJUST_COST,
4754 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
4755 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
4756 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
4757 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
4758 New hook #defines to be overridden.
4759 (TARGET_SCHED): Bring them all together.
4760 (TARGET_INITIALIZER): Update.
4761 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
4762 instead of 'struct rtx_def *' throughout.
4763 (struct sched): New set of hooks for the scheduler.
4764 * Makefile.in (haifa-sched.o): Depend on target.h.
4765 * doc/tm.texi: Document the new scheduler hooks, together in
4766 their own section, instead of scattered around.
4767 Fix a bunch of underfull/overfull hboxes.
4769 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
4770 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
4771 sparc.h: Don't define any of the old scheduler macros.
4773 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
4774 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
4775 sparc.c: Create hook functions from code extracted from
4776 corresponding target header, or make existing hooks static, as
4777 appropriate. Set the appropriate entries in targetm.
4779 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
4780 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
4781 rs6000-protos.h, s390-protos.h, sparc-protos.h:
4782 Remove prototypes for functions which are now static.
4784 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
4785 related gunk; the Haifa scheduler is now the only choice.
4787 2001-08-18 Zack Weinberg <zackw@panix.com>
4789 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
4790 * genopinit.c: Put floating point divide insns in sdiv_optab.
4791 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
4792 * config/gofast.h, config/c4x/c4x.h,
4793 config/ia64/hpux_longdouble.h, config/mips/mips.h,
4794 config/pa/long_double.h, config/rs6000/sysv4.h,
4795 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
4796 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
4797 (init_optabs): Use init_optabv for overflow-trapping optabs.
4798 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
4799 cmp_optab RTX codes so have_insn_for can find them.
4801 * optabs.c (expand_simple_binop, expand_simple_unop,
4802 have_insn_for, gen_sub3_insn): New interfaces.
4803 * expr.h: Prototype new functions.
4804 (enum optab_methods): Move here from optabs.h.
4806 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
4807 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
4808 Use new functions instead of working directly with optabs.
4809 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
4810 unroll.c: Don't include optabs.h.
4811 * caller-save.c, combine.c, function.c, stmt.c: Just include
4812 insn-codes.h, not optabs.h.
4813 * Makefile.in: Update dependencies.
4815 * combine.c (make_compound_operation, simplify_comparison):
4816 Fix typos testing for this or that instruction.
4818 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4820 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
4821 generating libgcc.a.
4823 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4825 * except.c (TYPE_HASH): Delete.
4827 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
4830 * tree.c (TYPE_HASH): Delete.
4832 * tree.h (TYPE_HASH): Define.
4834 2001-08-18 Graham Stott <grahams@redhat.com>
4836 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
4838 (adddi3_internal_2+2): Likewise.
4839 (eh_set_lr_di+1): Likewise.
4841 2001-08-17 Richard Henderson <rth@redhat.com>
4843 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4844 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
4845 * dwarf2asm.c: ... here.
4846 * dwarfout.c: Remove them.
4848 * varasm.c (assemble_integer): Add align parameter.
4849 (assemble_real, output_constant, output_constructor): Likewise.
4850 * output.h: Update decls.
4851 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
4852 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
4853 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
4854 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
4855 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
4858 * final.c (end_final): Abort profile block generation if we
4859 havn't layed it out properly.
4860 * output.h (assemble_eh_integer): Remove stale decl.
4861 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
4863 (assemble_integer): Handle unaligned data.
4864 (assemble_real): Abort on unaligned data.
4865 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
4867 (default_dtor_section_asm_out_destructor): Use assemble_align.
4868 (default_named_section_asm_out_constructor): Likewise.
4869 (default_ctor_section_asm_out_constructor): Likewise.
4870 * config/darwin.c (machopic_asm_out_constructor): Likewise.
4871 (machopic_asm_out_destructor): Likewise.
4872 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
4873 (nextstep_asm_out_destructor): Likewise.
4874 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
4875 (vms_asm_out_destructor): Likewise.
4877 2001-08-17 Richard Henderson <rth@redhat.com>
4879 * config/mips/iris6.h (TARGET_IRIX6): New.
4880 (current_section_name, current_section_flags): New.
4881 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
4882 (MAX_OFILE_ALIGNMENT): New.
4883 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
4884 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
4885 (copy_file_data): Split out from
4886 (mips_asm_file_end): ... here.
4887 (mips_asm_file_start): Remove extra .section directive. Use
4888 tmpfile instead of mips_make_temp_file.
4889 (mips_unique_section): Use const char * as needed for warnings.
4890 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
4891 re-add align parameter.
4892 (iris6_asm_named_section): New.
4893 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
4894 (iris6_asm_output_align, iris6_section_align_1): New.
4895 (iris6_asm_file_start, iris6_asm_file_end): New.
4896 * config/mips/mips-protos.h: Update decls.
4898 2001-08-17 Janis Johnson <janis187@us.ibm.com>
4900 * doc/install.texi (Install GCC): Add links to build status pages.
4902 (Final install): Ditto; request updates for specific info
4904 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
4906 * cpperror.c (print_location): Don't take a file name; use the
4908 (_cpp_begin_message): Similarly.
4909 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4910 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4911 (cpp_pedwarn_with_file_and_line): Remove.
4912 * cppfiles.c (stack_include_file): Update; set filename to stdin
4913 here when appropriate.
4914 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
4915 (_cpp_begin_message): Don't take a file name.
4916 * cppinit.c: Add comment.
4917 * cpplex.c: Fix end-of-directive indicator.
4918 * cpplib.c: Don't include intl.h.
4919 (run_directive, do_diagnostic): Update.
4920 (do_line): Update to not use nominal_fname.
4921 (cpp_push_buffer): Don't take a filename.
4922 * cpplib.h (struct ht): Remove.
4923 (cpp_push_buffer): Don't take a filename.
4924 (cpp_pedwarn_with_file_and_line): Remove.
4925 * cppmacro.c (struct cpp_macro): Remove file.
4926 (builtin_macro): Update.
4927 (_cpp_create_definition): Update.
4928 * cppmain.c: Correct comment.
4929 * fix-header.c (read_scan_file): Update.
4931 2001-08-17 Kazu Hirata <kazu@hxi.com>
4933 * sbitmap.c: Fix comment formatting.
4934 * sched-deps.c: Likewise.
4935 * sibcall.c: Likewise.
4936 * simplify-rtx.c: Likewise.
4938 * ssa-ccp.c: Likewise.
4939 * stor-layout.c: Likewise.
4940 * timevar.c: Likewise.
4941 * toplev.c: Likewise.
4942 * unwind-dw2.c: Likewise.
4943 * unwind-dw2-fde.c: Likewise.
4944 * varasm.c: Likewise.
4946 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4948 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
4949 or larger than an integer in memory.
4951 2001-08-17 Zack Weinberg <zackw@panix.com>
4953 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
4954 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
4955 * rtl.h: Don't forward-declare union tree_node here. Don't
4956 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
4957 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4958 and tree respectively.
4959 * tree.h: Don't forward-declare struct rtx_def here. Don't
4960 typedef tree here. Change all uses of struct rtx_def *,
4961 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4962 and tree respectively.
4964 2001-08-17 Richard Henderson <rth@redhat.com>
4966 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
4967 config/mips/openbsd.h: Fix typos last change.
4969 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4971 * doc/invoke.texi (Optimize Options): The default for
4972 -finline-limit is 600.
4974 2001-08-17 Richard Henderson <rth@redhat.com>
4976 * varasm.c (text_section): Allow TEXT_SECTION to override the
4977 printing of TEXT_SECTION_ASM_OP.
4978 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
4979 (DATA_SECTION, BSS_SECTION): Remove.
4980 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
4981 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
4982 Rename from s/_NAME//.
4983 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
4984 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
4985 (TEXT_SECTION): ... here. New.
4986 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
4987 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
4988 * config/mips/openbsd.h: Likewise.
4989 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
4990 (mips_asm_file_end): Likewise test.
4991 (mips_output_function_epilogue): Likewise. Switch back to data
4992 section after emitting the function.
4994 * doc/tm.texi (Sections): Document TEXT_SECTION.
4996 2001-08-17 Richard Henderson <rth@redhat.com>
4998 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
4999 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
5001 2001-08-17 Richard Henderson <rth@redhat.com>
5003 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
5004 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
5005 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
5006 Add aligned attribute.
5008 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
5010 * config/sh/sh.md: Add modes to unspecs in first insn to match
5011 those in the second.
5013 * Makefile.in: Fix collect2 copy for Cygwin.
5015 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
5017 Install the proper patch.
5018 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5019 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5020 (expand_function_start): Likewise.
5021 * stmt.c (expand_decl): Likewise.
5022 * varasm.c (make_decl_rtx): Likewise.
5024 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5026 * final.c: Undo my previous accidental checkin.
5027 * output.h: Likewise.
5028 * tm.texi: Likewise.
5030 2001-08-16 Richard Henderson <rth@redhat.com>
5032 * varasm.c (named_section_flags): Remove align parameter.
5033 * varasm.c, dwarf2out.c: Update all callers.
5034 * output.h: Update prototypes.
5036 * target.h (target.asm_out.named_section): Remove align parameter.
5037 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
5038 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
5039 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
5040 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
5041 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
5043 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
5044 (get_named_section_flags, set_named_section_flags): New.
5045 (named_section_flags): Use them.
5046 (named_section): Do decl vs section flags check here...
5047 (default_section_type_flags): ... not here.
5048 (init_varasm_once): Create in_named_htab.
5049 (resolve_unique_section): Mark reloc unused.
5051 2001-08-16 Richard Henderson <rth@redhat.com>
5053 * varasm.c (force_const_mem): Keep pool alignment in bits.
5054 (output_constant_pool): Use assemble_align.
5056 2001-08-16 Zack Weinberg <zackw@panix.com>
5058 * doc/tm.texi: Remove extra @table command.
5060 2001-08-16 Zack Weinberg <zackw@panix.com>
5062 * final.c (shorten_branches): Clear the end of the label_align
5063 array only if we made it larger. Break up messy expressions
5066 * diagnostic.c (internal_error): Check for error recursion
5067 before doing ICE suppression.
5069 * timevar.c: Timing variables now count in milliseconds.
5070 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
5071 (get_time): Not here.
5072 (timevar_print): Don't print any timer whose user, cpu, and
5073 wall times are all zero as displayed.
5074 * timevar.h: Update comment aboout units. Make timevar
5077 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5079 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5080 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5081 (expand_function_start): Likewise.
5082 * stmt.c (expand_decl): Likewise.
5083 * varasm.c (make_decl_rtx): Likewise.
5085 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
5087 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
5088 (finalize_record_size): Don't set TYPE_USER_ALIGN.
5090 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5092 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
5095 2001-08-16 Andreas Jaeger <aj@suse.de>
5097 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
5100 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
5102 * rtl.h (only_sets_cc0_p): New prototype.
5103 * jump.c (sets_cc0_p): Handle INSN.
5104 (only_sets_cc0_p): New function.
5105 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
5106 (tidy_fallthru_edge): Likewise.
5107 * integrate.c (copy_insn_list): Likewise.
5108 * unroll.c (unroll_loop): Likewise.
5109 (copy_loop_body): Likewise.
5111 2001-08-15 Jason Eckhardt <jle@redhat.com>
5113 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
5115 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5117 * predict.c (struct block_info_def): Remove nvisited.
5118 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5119 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5121 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
5122 (ix86_adjust_cost): Teach scheduler that latency to load operand can
5125 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
5127 * predict.def: Update hitrates.
5129 2001-08-15 Richard Henderson <rth@redhat.com>
5131 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
5133 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
5135 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
5136 note from its associated jump.
5138 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5140 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
5141 also on 64-bit s390x targets.
5143 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
5145 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
5147 (arm_expand_prologue): Handled nested functions which take a
5148 variable argument list.
5149 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
5150 macro with an invocation of
5151 arm_compute_initial_elimination_offset.
5152 * config/arm/arm-protos.h: Prototype
5153 arm_compute_initial_elimination_offset.
5155 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5157 * doc/install.texi (Specific, avr): Fix markup.
5158 (Specific, c4x): Ditto.
5160 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5162 * predict.c (dump_prediction): Change `bool' parameter to `int'.
5164 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
5166 * Makefile.in (OBJS): Add rtl-error.o
5167 (rtl-error.o): New rule.
5168 (diagnostic.o): Adjust dependency.
5169 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
5170 error_for_asm, _fatal_insn, _fatal_insn_not_found,
5171 warning_for_asm): Move to...
5172 rtl-error.c: ...here. New file.
5174 2001-08-14 Richard Henderson <rth@redhat.com>
5176 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
5177 if USING_SJLJ_EXCEPTIONS.
5179 2001-08-14 Steve Ellcey <sje@cup.hp.com>
5181 * tlink.c (scan_linker_output): Check string for unsatisfied in
5182 addition to undefined and unresolved.
5184 2001-08-14 Graham Stott <grahams@redhat.com>
5186 * libgcc2.c (*): Replace EH_FRAME_SECTION with
5187 EH_FRAME_SECTION_NAME.
5189 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5191 * genattrtab.c (simplify_test_exp_in_temp): New function.
5192 (simplify_test_exp): Avoid explicit use of temporary obstack.
5193 (simplify_cond, insert_right_side, evaluate_eq_attr,
5194 simplify_and_tree, simplify_or_tree, eliminate_known_true):
5195 Use simplify_test_exp_in_temp.
5196 (optimize_attrs): Iterate until expression stabilizes.
5198 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
5200 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
5201 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
5203 2001-08-13 Richard Henderson <rth@redhat.com>
5205 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
5206 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
5207 * config/arm/conix-elf.h: Likewise.
5209 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5211 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
5213 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5215 * gcse.c (hash_scan_set): Expressions that are set as part of
5216 jump instructions are not available.
5218 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5220 * config/s390/s390.c (print_operand, s390_function_prologue,
5221 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
5223 2001-08-13 Richard Henderson <rth@redhat.com>
5225 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
5226 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
5227 * doc/tm.texi (Exception Region Output): Document it.
5229 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5231 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
5232 DWARF2 instead of stabs by default.
5234 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5236 * config/rs6000/rs6000.c: Include optabs.h.
5238 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5240 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
5241 save/restore routines.
5242 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
5244 2001-08-13 Andreas Jaeger <aj@suse.de>
5246 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
5247 the english is correct.
5249 2001-08-13 Zack Weinberg <zackw@panix.com>
5251 * expr.h: Split out optab- and libfunc-related code to...
5252 * optabs.h, libfuncs.h: ... these new headers.
5254 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
5256 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
5258 * mkconfig.sh: Don't include insn-codes.h from config.h.
5260 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
5261 enum insn_code is available. Move reload_in_optab and
5262 reload_out_optab array declarations to optabs.h.
5263 * regmove.c (gen_add3_insn): Move to optabs.c, export from
5264 there, prototype in expr.h.
5265 * gencodes.c: Cleanup: zap global variables, don't use
5266 printf where puts will do, don't bother defining MAX_INSN_CODE
5267 which nothing uses, let CODE_FOR_nothing get its value implicitly.
5269 * genemit.c, genopinit.c: Include optabs.h in generated file.
5270 * genoutput.c: Include insn-codes.h in generated file.
5271 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
5272 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
5273 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
5274 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
5275 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
5276 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
5278 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
5279 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
5280 config/m88k/m88k.c, config/sparc/sparc.c:
5282 * reload.c: Include expr.h and optabs.h before reload.h.
5283 * config/alpha/alpha.c: Include tree.h before reload.h.
5284 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
5285 and reload.h in that order.
5286 * config/sparc/sparc.c: Include debug.h.
5287 * recog.c: Include insn-codes.h.
5289 2001-08-13 Andreas Jaeger <aj@suse.de>
5291 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
5294 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
5296 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
5297 * gcc.c (init_spec): Fix typo in comment.
5298 * varasm.c (data_section): Fix typo in comment.
5300 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
5302 * predict.c (dump_prediction): New argument "USED".
5303 (combine_predictions_for_insn): Determine the used heuristics,
5304 output the case no heuristic applied.
5305 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
5307 2001-08-13 Andreas Jaeger <aj@suse.de>
5309 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
5312 2001-08-13 Kazu Hirata <kazu@hxi.com>
5314 * jump.c: Fix formatting.
5316 2001-08-13 Kazu Hirata <kazu@hxi.com>
5318 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
5321 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
5323 * loop.c (check_dbra_loop): Use condjump_label to compute
5326 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
5327 to better document the files they're in.
5329 2001-08-12 Zack Weinberg <zackw@panix.com>
5331 * recog.h (struct insn_operand_data): Shrink 'mode' field
5334 2001-08-12 Kazu Hirata <kazu@hxi.com>
5336 * gcc.c: Fix comment formatting.
5337 * gccspec.c: Likewise.
5340 * genemit.c: Likewise.
5341 * gengenrtl.c: Likewise.
5342 * genrecog.c: Likewise.
5343 * gensupport.c: Likewise.
5344 * ggc-page.c: Likewise.
5345 * global.c: Likewise.
5346 * graph.c: Likewise.
5347 * ifcvt.c: Likewise.
5348 * integrate.c: Likewise.
5350 * libgcc2.c: Likewise.
5352 * mbchar.c: Likewise.
5353 * optabs.c: Likewise.
5354 * predict.c: Likewise.
5355 * prefix.c: Likewise.
5356 * profile.c: Likewise.
5357 * protoize.c: Likewise.
5359 * recog.c: Likewise.
5360 * regclass.c: Likewise.
5361 * regmove.c: Likewise.
5362 * reg-stack.c: Likewise.
5363 * reload1.c: Likewise.
5364 * resource.c: Likewise.
5365 * rtlanal.c: Likewise.
5368 2001-08-12 Kazu Hirata <kazu@hxi.com>
5370 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
5371 a tree representing a constant is passed to the macro.
5373 2001-08-12 Richard Henderson <rth@redhat.com>
5375 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
5376 (rs6000_elf_asm_out_destructor): New.
5377 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
5378 (DTORS_SECTION_ASM_OP): Remove.
5379 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5380 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
5382 2001-08-12 David Edelsohn <edelsohn@gnu.org>
5385 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5386 * gcc.c (set_collect_gcc_options): New function, split out from
5388 Ignore elided switches.
5389 (do_spec_1): Invoke before executing command.
5390 (set_input): Export.
5391 Move declaration ...
5392 * gcc.h (set_input): ... here.
5393 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5396 2001-08-12 Richard Henderson <rth@redhat.com>
5398 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
5399 thinko wrt TARGET_RELOCATABLE.
5401 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
5403 * fix-header.c (cb_file_change): Update prototype.
5405 2001-08-11 Zack Weinberg <zackw@panix.com>
5407 * toplev.c (set_float_handler): Make static.
5408 * toplev.h: Don't prototype set_float_handler.
5410 * simplify-rtx.c: Don't include setjmp.h.
5411 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
5413 (simplify_unary_operation, simplify_binary_operation): Use them,
5414 via do_float_handler.
5416 * fold-const.c: Don't include setjmp.h.
5417 (exact_real_inverse_1): New function.
5418 (exact_real_inverse): Use it, via do_float_handler.
5420 * varasm.c: Don't include setjmp.h.
5421 (assemble_real_1): New function.
5422 (assemble_real): Use it, via do_float_handler.
5423 Call internal_error if we get a trap here.
5425 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
5426 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
5428 2001-08-11 Zack Weinberg <zackw@panix.com>
5430 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
5431 STACK_BOUNDARY if not already defined.
5433 * calls.c, function.c, reload1.c, explow.c: Don't default
5434 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
5435 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
5437 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
5440 * doc/tm.texi: Document that STACK_BOUNDARY is required;
5441 clarify difference between it and PREFERRED_STACK_BOUNDARY.
5443 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5445 * cppmacro.c (enter_macro_context): Push macro expansions even
5448 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5450 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
5451 (rs6000_elf_section_type_flags): Actually return a value.
5453 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5455 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
5456 Clean up code: add missing comments and prototypes, fix warnings,
5457 remove obsolete code, fix spacing to conform to coding style.
5459 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5461 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
5462 and TARGET_ASM_CLOSE_PAREN.
5463 (regclass_map): CC register belongs to class NO_REGS.
5464 (legitimize_pic_address): Don't generate unnecessary moves
5465 (to avoid confusing loop optimization).
5466 (check_and_change_labels): Replace jump_long by indirect_jump.
5467 (s390_final_chunkify): Don't start a new literal pool on section
5468 switch in 64-bit code.
5469 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
5471 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
5472 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
5473 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
5475 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
5476 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
5477 (CONST_COSTS): Fixed incorrect costs.
5479 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
5480 Use emit_jump instead of emit_jump_insn (gen_jump).
5481 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
5482 (to avoid confusing flow analysis).
5483 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
5484 (casesi, casesi_jump): New.
5485 (jump_long): Removed. Functionality merged into indirect_jump.
5486 (indirect_jump): Accept address_operand, not just register_operand.
5487 (cjump_long, icjump_long): Use same logic as indirect_jump.
5488 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
5489 Fixed broken setjmp/longjmp handling.
5490 (do_builtin_setjmp_setup): Removed.
5492 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
5493 broken GNU as versions that don't accept .quad with large
5494 negative values. Use hexadecimal output instead.
5495 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
5496 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
5497 FUNCTION_EPILOGUE): Removed. Now in targetm.
5499 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
5501 * config/s390/fixdfdi.h: Add missing copyright statement.
5502 Fix type conflicts on 64-bit. Add missing SFmode routines.
5504 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
5507 2001-08-11 Richard Henderson <rth@redhat.com>
5509 * rtl.h (REG_EH_RETHROW): Remove.
5510 * rtl.c (reg_note_name): Update.
5511 * combine.c (distribute_notes): Don't check for it.
5513 2001-08-11 Richard Henderson <rth@redhat.com>
5515 * combine.c (distribute_notes): Place REG_SETJMP.
5517 2001-08-11 Richard Henderson <rth@redhat.com>
5519 * doc/extend.texi (Arrays and pointers implementation): Discourage
5520 relying on sign-extension of pointers.
5522 2001-08-11 H.J. Lu <hjl@gnu.org>
5524 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
5526 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
5527 RDATA_SECTION_ASM_OP.
5529 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5531 * doc/install.texi (Specific, c4x): Fix cross-reference to the
5532 main manual to work both for info and HTML versions.
5534 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5535 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5537 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
5538 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
5539 (struct cpp_pool): New member first.
5540 * cppinit.c (append_include_chain): Plug memory leaks.
5541 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
5542 Allocate pragma structures from the (aligned) macro pool to
5543 avoid leaking memory.
5544 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
5545 so we don't leak memory.
5546 * hashtable.c (ht_destroy): New.
5547 * hashtable.h (ht_destroy): New.
5549 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5550 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5552 * c-lex.c (map): Make const.
5553 (cb_file_change): Update for callback passing a line map.
5554 Don't assume we have a previous map. Remove sanity check
5555 about popping too many files.
5556 * cpperror.c (print_location): Make map const.
5557 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
5558 (cpp_make_system_header): Similarly.
5559 (search_from): Similarly.
5560 (_cpp_execute_include): Don't remember where we came from.
5561 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
5562 (struct cpp_reader): Make map const.
5563 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
5564 * cpplib.c (do_line): Update; line maps now hold sysp.
5565 (cpp_push_buffer): Similarly.
5566 (_cpp_do_file_change): Similarly; callback with map instead.
5567 (cpp_get_line_maps): Constify return value.
5568 (_cpp_pop_buffer): Update.
5569 * cpplib.h (struct cpp_file_change): Remove.
5570 (struct cpp_callbacks): Update.
5571 (cpp_get_line_maps): Constify return value.
5572 * cppmacro.c (_cpp_create_definition): Update.
5573 * cppmain.c (struct printer): Constify map.
5574 (maybe_print_line): Similarly.
5575 (print_line): Similarly. Deduce flags 1 and 2 here.
5576 (cb_file_change): Update.
5577 * line-map.c (free_line_maps): Warn regardless.
5578 (add_line_map): Return pointer to const. When passed NULL to_file
5579 with LC_LEAVE, use the obvious values for the return point so the
5580 caller doesn't have to figure them out.
5581 (lookup_line): Return pointer to const.
5582 (print_containing_files): Take pointer to const.
5583 * line-map.h (struct line_map): New members reason, sysp.
5584 (add_line_map): Return pointer to const.
5585 (lookup_line): Similarly.
5586 (print_containing_files): Take pointer to const.
5588 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
5589 Richard Henderson <rth@redhat.com>
5591 * regmove.c (regmove_optimize): Avoid setting a register twice in
5594 2001-08-10 Richard Henderson <rth@redhat.com>
5596 * doc/extend.texi (Arrays and pointers implementation): Document
5597 behavior of pointer/integer conversion.
5599 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
5601 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
5603 2001-08-10 Richard Henderson <rth@redhat.com>
5605 * doc/extend.texi (C Implementation): New chapter.
5606 * doc/gcc.texi (Top): Link it in.
5608 2001-08-10 Andrew Cagney <ac131313@redhat.com>
5610 * doc/install.texi (Specific): Fix CVS merge botch.
5612 2001-08-10 Richard Henderson <rth@redhat.com>
5614 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
5615 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
5617 2001-08-10 Zack Weinberg <zackw@stanford.edu>
5619 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
5620 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
5621 this macro is now required.
5623 * cselib.c (cselib_process_insn), flow.c (propagate_block),
5624 loop.c (find_and_verify_loops), reload.c (reload): Check
5625 for rtx code of CALL_INSN, not CALL, when deciding if we
5626 need to check for REG_SETJMP note.
5628 * gcse.c (compute_hash_table, compute_store_table): Update
5629 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
5632 * config/avr/avr.c: Fix typo.
5633 * config/convex/convex.c (expand_movstr): Use adjust_address.
5634 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
5636 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
5637 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
5639 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
5640 Do define STACK_BOUNDARY.
5641 * config/i370/i370.c: Include expr.h.
5642 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
5643 config/pa/som.h, config/v850/v850.h: Take in_ctors and
5644 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
5645 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
5646 * config/m88k/m88k.c: Include c-tree.h after expr.h.
5647 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
5648 * config/romp/romp.c: Include expr.h after tree.h.
5650 (output_fpop): Use xmalloc, not oballoc.
5651 * config/we32k/we32k.c: Include expr.h.
5653 2001-08-10 Kazu Hirata <kazu@hxi.com>
5655 * config/h8300/h8300.h: Fix formatting.
5657 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5659 * c-common.h (RETURN_NULLIFIED_P): Lose.
5660 * c-semantics.c (genrtl_return_stmt): Don't check it.
5662 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5664 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
5665 (mips_annotate_frame_insn): New function.
5666 (mips_emit_frame_related_store): New function.
5667 (save_restore_insns): Don't mark instructions that set up the base
5668 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
5669 the store instructions instead.
5670 (mips_expand_prologue): If the stack size is moved into a temporary
5671 register, do not mark that move as frame-related. Add a
5672 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
5674 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5676 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
5677 stack slot as unchanging if current_function_calls_eh_return.
5679 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5681 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
5682 access the second half of the TFmode scratch operand.
5684 2001-08-10 Anthony Green <green@redhat.com>
5686 * java/class.c (emit_register_classes): Conditionalize code on
5689 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5691 * doc/install.texi (Specific, avr): Fix cross-reference to the
5692 main manual to work both for info and HTML versions.
5694 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5696 * stmt.c (expand_null_return_1): Remove code to generate simple returns
5697 and "use_goto" argument.
5698 (expand_null_return, expand_value_return): Update all callers.
5699 * function.c (expand_function_end): Remove code to generate simple
5701 * config/vax/vax.md (epilogue): New expander for function return.
5702 * doc/md.texi (epilogue): Remove "if defined".
5704 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5706 * Makefile.in: Partially revert my previous change:
5707 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
5708 of the hashtab.o and safe-ctype.o rules.
5710 2001-08-09 Richard Henderson <rth@redhat.com>
5712 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
5713 (USE_COLLECT2): Remove duplicate definition.
5714 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
5715 (use_collect2): Remove dead code.
5716 * configure.in (use_collect2): Remove will_use_collect2 and
5717 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
5718 * configure: Rebuild.
5720 * target.h (targetm.asm_out.constructor): New.
5721 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
5722 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
5723 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
5724 * varasm.c (in_ctors, in_dtors): New.
5725 (assemble_constructor, assemble_destructor): Remove.
5726 (default_stabs_asm_out_destructor): New.
5727 (default_named_section_asm_out_destructor): New.
5728 (dtors_section, default_dtor_section_asm_out_destructor): New.
5729 (default_stabs_asm_out_constructor): New.
5730 (default_named_section_asm_out_constructor): New.
5731 (ctors_section, default_ctor_section_asm_out_constructor): New.
5732 * output.h: Update declarations.
5733 * c-decl.c (c_expand_body): Use target hooks instead of
5734 assemble_constructor and assemble_destructor.
5735 * profile.c (output_func_start_profiler): Likewise.
5736 * objc/objc-act.c (finish_objc): Likewise.
5737 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
5738 for the constructor.
5739 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
5741 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
5742 (DTORS_SECTION_ASM_OP): Likewise.
5743 (__CTOR_LIST__): Use attribute section when possible.
5744 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
5746 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
5747 ASM_OUTPUT_CONSTRUCTOR.
5749 * config/darwin.c (machopic_asm_out_constructor): New.
5750 (machopic_asm_out_destructor): New.
5751 * config/darwin-protos.h: Update declarations.
5752 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5753 (ASM_OUTPUT_DESTRUCTOR): Remove.
5754 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5755 * config/nextstep.c (nextstep_asm_out_constructor): New.
5756 (nextstep_asm_out_destructor): New.
5757 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5758 (ASM_OUTPUT_DESTRUCTOR): Remove.
5759 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5760 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
5761 ASM_OUTPUT_*STRUCTOR.
5762 * config/i386/aix386ng.h: Likewise.
5764 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
5765 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
5766 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5767 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5768 * config/lynx.h: Likewise.
5769 * config/netware.h: Likewise.
5770 * config/psos.h: Likewise.
5771 * config/alpha/alpha-interix.h: Likewise.
5772 * config/alpha/elf.h: Likewise.
5773 * config/arc/arc.h: Likewise.
5774 * config/arm/aof.h: Likewise.
5775 * config/arm/coff.h: Likewise.
5776 * config/arm/elf.h: Likewise.
5777 * config/c4x/c4x.h: Likewise.
5778 * config/h8300/h8300.h: Likewise.
5779 * config/i386/cygwin.h: Likewise.
5780 * config/i386/djgpp.h: Likewise.
5781 * config/i386/i386-coff.h: Likewise.
5782 * config/i386/i386-interix.h: Likewise.
5783 * config/i386/sco5.h: Likewise.
5784 * config/i386/vsta.h: Likewise.
5785 * config/i386/win32.h: Likewise.
5786 * config/i960/i960-coff.h: Likewise.
5787 * config/ia64/sysv4.h: Likewise.
5788 * config/m68hc11/m68hc11.h: Likewise.
5789 * config/m68k/coff.h: Likewise.
5790 * config/m68k/mot3300.h: Likewise.
5791 * config/m88k/m88k.h: Likewise.
5792 * config/mcore/mcore-pe.h: Likewise.
5793 * config/mcore/mcore.h: Likewise.
5794 * config/mips/elf.h: Likewise.
5795 * config/mips/elf64.h: Likewise.
5796 * config/mips/iris6.h: Likewise.
5797 * config/pa/pa64-hpux.h: Likewise.
5798 * config/rs6000/sysv4.h: Likewise.
5799 * config/sh/sh.h: Likewise.
5800 * config/sparc/litecoff.h: Likewise.
5802 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
5803 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5804 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5805 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5806 (ASM_OUTPUT_DESTRUCTOR): Remove.
5807 * config/a29k/a29k.c: Move include of tree.h.
5808 * config/a29k/udi.h: Delete file.
5809 * config/alpha/alpha.c (vms_asm_out_constructor): New.
5810 (vms_asm_out_destructor): New.
5811 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
5812 (EXTRA_SECTION_FUNCTIONS): Likewise.
5813 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5814 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5815 * config/c4x/c4x.c: Move include of tree.h.
5816 * config/clipper/clipper.c (clix_asm_out_constructor): New.
5817 (clix_asm_out_destructor): New.
5818 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5819 (ASM_OUTPUT_DESTRUCTOR): Remove.
5820 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5821 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5822 (TARGET_ASM_CONSTRUCTOR): New.
5823 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
5824 (sco_asm_out_constructor): New.
5825 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
5826 * config/i386/svr3gas.h: Remove stack grows up code.
5827 Remove code duplicated from i386/sysv3.h.
5828 (TARGET_ASM_CONSTRUCTOR): New.
5829 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5830 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
5831 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5832 (TARGET_ASM_CONSTRUCTOR): New.
5833 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
5834 (m68hc11_asm_out_destructor): New.
5835 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
5836 (TARGET_ASM_DESTRUCTOR): New.
5837 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
5838 * config/m68k/dpx2.h: Properly undef all the bits inherited from
5839 config/svr3.h pertaining to section manipulation.
5840 * config/m68k/dpx2g.h: Remove #if 0 code.
5841 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
5842 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
5843 (ASM_OUTPUT_CONSTRUCTOR): Remove.
5844 (TARGET_ASM_CONSTRUCTOR): New.
5845 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
5846 (m88k_svr3_asm_out_constructor): New.
5847 (m88k_svr3_asm_out_destructor): New.
5848 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5849 (ASM_OUTPUT_DESTRUCTOR): Remove.
5850 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5851 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
5852 * config/rs6000/aix.h: Likewise.
5853 * config/mips/rtems64.h: Don't undef removed constructor related bits.
5854 * config/mips/vxworks.h: Likewise.
5855 * config/rs6000/lynx.h: Likewise.
5856 * config/sh/elf.h: Likewise.
5857 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
5858 (DTORS_SECTION_ASM_OP): New.
5859 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5860 (ASM_OUTPUT_DESTRUCTOR): Remove.
5861 * config/sparc/sol2-sld-64.h: Likewise.
5862 * config/vax/vax.c (vms_asm_out_constructor): New.
5863 (vms_asm_out_destructor): New.
5864 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5865 (ASM_OUTPUT_DESTRUCTOR): Remove.
5866 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5868 * doc/tm.texi (@node Initialization): Update.
5870 2001-08-09 Richard Henderson <rth@redhat.com>
5872 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
5873 (__do_global_dtors_aux): Use gp-relative static data to avoid
5874 one dynamic relocation.
5875 (__do_frame_setup): Register Java classes.
5876 * config/alpha/crtend.asm (__JCR_END__): New.
5878 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5880 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
5881 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
5882 (GEN, STAGESTUFF): Add new files.
5883 (insn-constants.h, s-constants, tm-preds.h, s-preds,
5884 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
5885 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
5886 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
5887 as well as insn-codes.h and insn-flags.h in config.h; and no
5888 extra headers in tconfig.h and hconfig.h.
5890 * gencodes.c: Eliminate code to generate predicate declarations
5891 or #defines for md-file constants.
5892 * genconstants.c, genpreds.c: New files.
5894 * i386.md: Re-order guard expressions such that TARGET_64BIT
5895 comes first, when this permits better optimization. Add
5896 TARGET_64BIT to more x86-64 patterns. Add comment explaining
5897 why this is desirable.
5899 2001-08-09 Jakub Jelinek <jakub@redhat.com>
5901 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
5902 (find_fde_for_dso): Remove.
5903 (_Unwind_IteratePhdrCallback): New.
5904 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
5905 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
5907 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5909 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
5910 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
5912 2001-08-09 Graham Stott <grahams@redhat.com>
5914 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
5915 (vis_no_unit): Use it.
5916 (visualize_no_unit): Add the insn only if room exists.
5918 2001-08-09 Graham Stott <grahams@redhat.com>
5920 * predict.c (estimate_probability): Replace magic numbers with
5921 appropriate enumeration.
5923 2001-08-09 Graham Stott <grahams@redhat.com>
5925 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
5927 (EXTRACT_FLAGS): Likewise.
5929 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
5931 * config/mips/mips.c (mips_legitimate_address_p): Check for
5932 CONST_INT in last patch.
5934 2001-08-08 Anthony Green <green@redhat.com>
5936 * java/class.c (emit_register_classes): Use assemble_jcr if
5937 possible. Keep the original mechanism as a fallback.
5938 * defaults.h (JCR_SECTION_NAME): Define if we have named section
5939 and weak symbol support.
5940 * crtstuff.c (__JCR_LIST__): Define.
5941 (__JCR_END__): Define.
5942 (_Jv_RegiserClasses): Define weak symbol if possible.
5943 (__do_global_ctors_aux): Register classes for ELF targets with
5944 weak symbol support.
5946 2001-08-08 Kazu Hirata <kazu@hxi.com>
5948 * dbxout.c: Fix comment formatting.
5949 * dependence.c: Likewise.
5951 * diagnostic.c: Likewise.
5952 * dominance.c: Likewise.
5953 * doprint.c: Likewise.
5954 * dwarf2out.c: Likewise.
5955 * dwarfout.c: Likewise.
5956 * emit-rtl.c: Likewise.
5957 * except.c: Likewise.
5958 * explow.c: Likewise.
5959 * expmed.c: Likewise.
5962 * fold-const.c: Likewise.
5963 * function.c: Likewise.
5965 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5967 * global.c (retry_global_alloc): Avoid shadowing allocno.
5969 2001-08-08 Mark Mitchell <mark@codesourcery.com>
5971 * except.c (remove_fixup_regions): Fix typo.
5973 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
5975 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
5976 unsigned HOST_WIDE_INT to avoid warning.
5977 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
5978 * flow.c (set_block_for_new_insns): Likewise.
5980 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
5982 * sibcall.c (return_value_pseudo): New static variable.
5983 (skip_copy_to_return_value): Handle return_value_pseudo.
5984 (call_ends_block_p): Ensure that return_value_pseudo is set.
5985 (optimize_sibling_and_tail_recursive_call): Discover the
5986 load of pseudo return value in alternate exit block.
5988 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5990 * calls.c (ECF_ALWAYS_RETURN): New constant.
5991 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
5992 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
5993 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
5994 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
5995 * rtl.c (reg_note_name): New name.
5996 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
5998 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
6000 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
6002 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
6004 * alias.c (get_alias_set): Return a previously calculated
6005 alias set for a VAR_DECL.
6006 * function.c (gen_mem_addressof): Calculate the alias set before
6009 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
6011 * predict.def: Set hitrates according our experimental run.
6013 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
6015 * i386.h (HARD_REGNO_RENAME_OK): New macro.
6017 2001-08-08 H.J. Lu <hjl@gnu.org>
6019 * config/mips/mips.c (mips_unique_section): New. Copied from
6022 * config/mips/mips-protos.h (mips_unique_section): New
6025 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
6027 * config/mips/little.h: New. Generic little endian mips
6028 targets. Only mips*-*-linux* is converted to use it so far.
6030 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
6031 (WCHAR_TYPE): Defined
6032 (WCHAR_TYPE_SIZE): Likewise.
6033 (INIT_SUBTARGET_OPTABS): Likewise.
6034 (BSS_SECTION_ASM_OP): Likewise.
6035 (SBSS_SECTION_ASM_OP): Likewise.
6036 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
6037 (ASM_DECLARE_OBJECT_NAME): Likewise.
6038 (UNIQUE_SECTION): Likewise.
6039 (EXTRA_SECTIONS): Likewise.
6040 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
6041 (ASM_OUTPUT_DESTRUCTOR): Likewise.
6042 (ASM_OUTPUT_DEF): Likewise.
6043 (HANDLE_SYSV_PRAGMA): Removed.
6044 (NO_IMPLICIT_EXTERN_C): Likewise.
6045 (TARGET_MEM_FUNCTIONS): Likewise.
6046 (STARTFILE_SPEC): Likewise.
6047 (ENDFILE_SPEC): Likewise.
6048 (LIB_SPEC): Likewise.
6049 (INVOKE__main): Likewise.
6050 (CTOR_LIST_BEGIN): Likewise.
6051 (CTOR_LIST_END): Likewise.
6052 (DTOR_LIST_BEGIN): Likewise.
6053 (DTOR_LIST_END): Likewise.
6054 (SET_ASM_OP): Likewise.
6055 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6056 (ASM_OUTPUT_DEF): Likewise.
6057 (ASM_OUTPUT_IDENT): Likewise.
6059 * config/mips/mips.h (ASM_SPEC): Undefine before define.
6060 (CPLUSPLUS_CPP_SPEC): Likewise.
6061 (ASM_APP_ON) Redefine only if not defined.
6062 (ASM_APP_OFF): Likewise.
6063 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6064 (ASM_OUTPUT_IDENT): Likewise.
6066 * config.gcc: Update tm_file for Linux/mips.
6068 2001-08-08 Bernd Schmidt <bernds@redhat.com>
6070 * cselib.c (cselib_record_sets): If insn is predicated, turn
6071 sources into IF_THEN_ELSEs.
6073 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
6074 Turn into define_insn_and_split.
6076 * sched-deps.c: Include "cselib.h".
6077 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
6078 Use cselib to turn memory addresses into VALUEs.
6079 (sched_analyze): Call cselib_init/cselib_finish if necessary.
6080 * sched-int.h (struct sched_info): New member USE_CSELIB.
6081 * sched-ebb.c (ebb_sched_info): Initialize it.
6082 * sched-rgn.c (rgn_sched_info): Likewise.
6083 * Makefile.in (sched-deps.o): Update dependencies.
6085 * cselib.h (cselib_subst_to_values): Declare.
6086 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
6087 that have no value and autoincs to be handled by generating a new
6090 2001-08-08 Graham Stott <grahams@redhat.com>
6092 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
6093 within fixed length SEQUENCE.
6095 2001-08-08 Graham Stott <grahams@redhat.com>
6097 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
6098 (diagnostic_prefixing_rule): Likewise.
6099 (diagnostic_line_cutoff): Likewise.
6100 (diagnostic_kind_count): Likewise.
6102 2001-08-08 Graham Stott <grahams@redhat.com>
6104 * alias.c (find_base_decl): Delete redundent assignment.
6106 2001-08-08 Graham Stott <grahams@redhat.com>
6108 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
6109 (abs): Uppercase and paranthesize macro parameter.
6110 (MEM_DEPENDENCY): Add whitespace.
6112 2001-08-08 Graham Stott <grahams@redhat.com>
6114 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
6115 failure check for CONST_INT
6117 2001-08-08 Graham Stott <grahams@redhat.com>
6119 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
6120 (libcall_dead_p): Likewise.
6122 (mark_used_regs): Constify fmt.
6123 (find_use_as_address): Likewise.
6125 2001-08-08 Graham Stott <grahams@redhat.com>
6127 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
6130 2001-08-08 Graham Stott <grahams@redhat.com>
6132 * combine.c (combine_simplify_rtx): Update comment and
6133 remove erroneous test.
6135 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6137 * cppinit.c (cpp_finish): Pop the final buffer without comment.
6138 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
6139 take care to avoid multiple no-newline at EOF warnings in that
6142 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
6144 * calls.c (expand_call): Do not emit INSN_SETJMP note.
6145 (emit_library_call_value_1): Likewise.
6146 (emit_call_1): Emit REG_SETJMP note.
6147 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
6149 * cselib.c (cselib_process_insn): Likewise.
6150 * flow.c (propagate_block): Likewise.
6151 * loop.c (find_and_verify_loops): Likewise.
6152 * reload.c (find_equiv_regs): Likewise.
6153 * reload1.c (reload): Likewise.
6154 * resource.c (mark_referenced_resources,
6155 mark_set_resources): Likewise.
6156 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
6157 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
6158 * haifa-sched.c (unlink_other_notes): Likewise.
6159 (reemit_notes): Likewise.
6160 * sched-ebb.c (sched_ebb): Likewise.
6161 * sched-rgc.c (sched_region): Likewise.
6162 * rtl.c (note_insn_name): Likewise.
6163 (reg_note_name): Add REG_SETJMP
6164 * rtl.h (reg_note): Add REG_SETJMP.
6165 (insn_note): Remove NOTE_INSN_SETJMP.
6167 * profile.c (branch_prob): Add fake edges for setjmp.
6169 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
6171 * config.gcc: Quote target_cpu_default2 correctly for
6172 powerpc*-*-* targets.
6174 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6176 * cpplib.h, line-map.h: Update comments.
6177 * cppmain.c (printer_init): Move inline.
6178 (maybe_print_line, print_line): Take a map pointer.
6179 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
6180 (cb_file_change): Don't use prior value of print.map.
6182 2001-08-07 David Edelsohn <edelsohn@gnu.org>
6184 * doc/install.texi: Document fine-grained multilib configuration.
6186 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6188 * rtlanal.c (find_first_parameter_load): Call note_stores
6189 only on the instructions.
6191 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6193 * alias.c (nonlocal_mentioned_p):
6194 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
6195 * calls.c (emit_call_1): Likewise.
6196 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
6197 * cselib.c (cselib_process_insn): Likewise.
6198 * df.c (df_insns_modify): Likewise.
6199 * flow.c (need_fake_edge_p): Likewise.
6200 (propagate_one_insn): Likewise.
6201 * haifa-sched.c (reemit_notes): Likewise.
6202 * integrate.c (copy_insn_list): Likewise.
6203 * jump.c (delete_prior_computation): Likewise.
6204 * local-alloc.c (validate_equiv_mem): Likewise.
6205 * loop.c (scan_loop): Likewise.
6206 * predict.c (estimate_probability): Likewise.
6207 * reload.c (reload): Likewise.
6208 * sched-deps (sched_analyze): Likewise.
6209 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
6210 * gcse.c (compute_hash_table): Likewise.
6211 (mark_call): Likewise.
6212 (store_killed_in_insn): Likewise.
6214 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
6216 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
6218 2001-08-06 Richard Henderson <rth@redhat.com>
6220 * varasm.c (assemble_gc_entry): Remove.
6221 * output.h: Likewise.
6223 2001-08-06 Richard Henderson <rth@redhat.com>
6225 * varasm.c (assemble_constructor): Take a symbol_ref and a
6226 priority instead of a bare string. Move priority handling
6227 here from cp/decl2.c.
6228 * output.h: Update decls.
6230 * c-decl.c (c_expand_body): Update calls to assemble_constructor
6231 and assemble_destructor.
6232 * profile.c (output_func_start_profiler): Likewise.
6233 * objc/objc-act.c (finish_objc): Likewise.
6234 (build_module_descriptor): Return the symbol not the symbol name.
6236 2001-08-06 David Edelsohn <edelsohn@gnu.org>
6238 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
6239 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
6240 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
6241 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
6242 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
6243 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
6245 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6247 * cpperror.c (print_containing_files): Moved to line-map.c.
6248 (print_location): line-map.c handles re-listing or otherwise.
6249 * cpphash.h (struct lexer_state): Remove next_bol.
6250 (struct cpp_buffer): Remove include_stack_listed.
6251 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
6252 Remove faked buffer handling.
6253 (_cpp_do_file_change): Tweak.
6254 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
6255 * cppmain.c (struct printer): Remove filename.
6256 (print_line, cb_file_change): Update accordingly.
6257 * line-map.c: Include intl.h.
6258 (init_line_maps): Initialize last_listed.
6259 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
6260 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
6261 (print_containing_files): New.
6262 * line-map.h (struct line_maps): New member last_listed.
6263 (print_containing_files, INCLUDED_FROM): New.
6264 * Makefile.in: Update.
6265 * po/POTFILES.in: Add line-map.c.
6267 2001-08-06 Richard Henderson <rth@redhat.com>
6269 * except.c (convert_from_eh_region_ranges_1): Never mark
6270 USE or CLOBBER insns as throwing.
6272 * expr.c (store_constructor): Don't clobber memory targets.
6274 2001-08-06 Andreas Jaeger <aj@suse.de>
6276 * profile.c (branch_prob): Remove unused variable insn.
6278 * Makefile.in (local-alloc.o): Add dependency on except.h.
6280 * local-alloc.c: Include except.h for can_throw_internal prototype.
6282 2001-08-06 Richard Henderson <rth@redhat.com>
6284 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
6285 * function.c (expand_main_function): Implement it.
6286 * doc/tm.texi: Document it.
6288 2001-08-06 Stan Shebs <shebs@apple.com>
6290 * doc/install.texi: Document powerpc-*-darwin* details.
6292 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
6294 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
6295 (ASM_CPU_SPEC): Move back to rs6000.h
6296 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
6298 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
6300 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
6303 * config/rs6000/linux64.h: Ditto.
6305 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6306 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
6309 Remove accidently readded definitions of FUNCTION_PROLOGUE,
6310 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
6312 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6315 2001-08-05 Richard Henderson <rth@redhat.com>
6317 * local-alloc.c (update_equiv_regs): Do not move insns that
6320 2001-08-05 Jan Hubicka <jh@suse.cz>
6322 * Makefile.in (reload1.o): Add dedendancy on except.h
6323 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
6325 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
6326 indicating wehther edges has been cleaned up.
6327 * reload1.c: Inlucde except.h
6328 (fixup_abnormal_edges): Accept deleted insns.
6329 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
6332 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6334 * cpplib.c (do_line): Correct line number after pop_buffer.
6336 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6338 PR preprocessor/3824
6339 * line-map.c: Update comments.
6340 * line-map.h: Update comments.
6341 * tradcif.y: Don't consider large numbers unsigned.
6343 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6345 PR preprocessor/3081
6346 * c-lex.c (map): New.
6347 (cb_file_change): Update map and use it.
6348 (cb_def_pragma, cb_define, cb_undef): Use map and line.
6349 (c_lex): Update to use map.
6350 * cpperror.c (print_location): Move to using logical line numbers.
6351 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
6352 (cpp_make_system_header): Similarly.
6353 (_cpp_execute_include): Stop line numbering hacks. Store the
6354 line we will return to.
6355 * cpphash.h (CPP_BUF_LINE): Remove.
6356 (struct cpp_buffer): Remove lineno and pseudo_newlines.
6357 Add map and return_to_line.
6358 (_cpp_do_file_change): Update.
6359 * cppinit.c (cpp_start_read): Update line kludge.
6360 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
6361 (trigraph_ok): Use logical line numbers for diagnostics.
6362 (skip_block_comment): Likewise.
6363 (skip_whitespace): Likewise.
6364 (skip_line_comment): Use pfile->line instead.
6365 (_cpp_lex_token): Update to use logical line numbering exclusively.
6366 Handle BOL locally. Accept new lines in directives, but keep
6367 pfile->line decremented. Diagnostics use logical lines. Update
6369 * cpplib.c (SEEN_EOL): New.
6370 (skip_rest_of_line, check_eol): Use it.
6371 (end_directive): Increase line number when accepting the newline
6372 at the end of a directive.
6373 (run_directive): Simplify.
6374 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
6375 (_cpp_do_file_change): Update to take buffer line number as an
6376 argument, and store the current map in the cpp_reader. Remove
6377 line number kludges.
6378 (_cpp_do__Pragma): Restore output position after a _Pragma.
6379 (cpp_push_buffer): Don't set output line or lineno.
6380 (_cpp_pop_buffer): Transfer more info from a faked buffer.
6381 Remove line kludge. Set output_line.
6382 * cppmacro.c (builtin_macro): Update handling of __LINE__.
6383 (parse_arg): Use logical lines.
6384 (save_lookahead_token): Save EOFs too now.
6385 * cppmain.c (struct printer): Fix comments.
6386 (printer_init): Simplify, let caller do errors.
6387 (scan_translation_unit, check_multiline_token, dump_macro): Update.
6388 (maybe_print_line): Simplify.
6389 (print_line): Don't print a linemarker if -P.
6390 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
6391 (cb_file_change): Simplify.
6392 * line-map.h (LAST_SOURCE_LINE): Fix.
6393 (CURRENT_LINE_MAP): New.
6395 2001-08-05 Bernd Schmidt <bernds@redhat.com>
6397 * doloop.c (doloop_modify_runtime): Properly compute number of
6398 iterations if loop was unrolled.
6400 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
6401 if their CSELIB_VAL_PTRs are.
6403 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
6404 (setup_spill_pointers): Initialize it.
6405 (spill_restore_mem): Set it.
6406 (do_spill, do_restore): Use it to add REG_INC note.
6407 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
6409 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
6410 asms if other insns are available.
6412 * config/ia64/ia64.c (condop_operator): New predicate.
6413 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
6414 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
6417 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
6418 temporary register than directly using a MEM.
6420 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6422 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
6423 parameter in last change.
6425 2001-08-04 Zack Weinberg <zackw@panix.com>
6427 * sparc.md: Don't use #if inside C test expression.
6429 2001-08-04 Richard Henderson <rth@redhat.com>
6431 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
6433 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
6435 * cpphash.h (struct cpp_reader): New member directive_line.
6436 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
6437 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
6438 do_pragma): Pass line to callbacks.
6439 (start_directive): Record line of directive.
6440 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
6441 cb_include): Similarly.
6442 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
6445 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6447 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
6450 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6452 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
6454 * reload1.c (fixup_abnormal_edges): New static function.
6457 * flow.c (need_fake_edge_p): New function.
6458 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
6459 avoid call insn to be very last insn in the insn stream.
6461 * profile.c (branch_prob): Call flow_call_edges_add instead of
6462 doing that by hand; cleanup cfg to re-merge basic blocks once
6465 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6467 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
6468 are also on line-map.h.
6469 * cppfiles.c (stack_include_file): Update.
6470 * cpphash.h (struct cpp_buffer): New member return_at_eof.
6471 (_cpp_pop_buffer): New.
6472 * cppinit.c (cpp_destroy, cpp_finish): Update.
6473 (do_includes): Mark each buffer to return at EOF.
6474 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
6475 return as requested.
6476 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
6477 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
6478 * cpplib.h (cpp_pop_buffer): Remove.
6479 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
6480 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
6482 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
6484 (do_preprocessing): Update.
6485 * fix-header.c (read_scan_file): Update. No need to pop buffers.
6486 * c-parse.in (_yylex): Similarly.
6487 * scan-decls.c (scan_decls): Similarly.
6488 * line-map.h: Update comments.
6490 * objc/Make-lang.in (objc-act.o): Update dependencies.
6492 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6494 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
6495 and soft register for operand 0.
6496 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
6498 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6500 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
6501 register for operand 0.
6502 ("bitcmpqi_z_used"): Allow memory for operand 0.
6503 (split "bitcmpqi"): New split to handle address reg as operand 1.
6505 2001-08-04 Andreas Jaeger <aj@suse.de>
6507 * gcse.c: Revert Daniel's last patch.
6509 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6511 * sparc-protos.h: Add prototypes for fp_zero_operand and
6513 * sh-protos.h: Add prototype for fpul_operand.
6515 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6517 * doc/extend.texi (Other Builtins): Fix typo in last change.
6519 2001-08-03 Richard Henderson <rth@redhat.com>
6521 * target.h (gcc_target): Add asm_out.named_section,
6522 section_type_flags, have_named_sections.
6523 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
6524 (TARGET_HAVE_NAMED_SECTIONS): New.
6525 (TARGET_SECTION_TYPE_FLAGS): New.
6527 * Makefile.in (toplev.o): Depend on TARGET_H.
6528 (varasm.o, dbxout.o): Likewise.
6529 * c-common.c (decl_attributes): Check targetm.have_named_sections
6530 instead of ifdef ASM_OUTPUT_SECTION_NAME.
6531 * dbxout.c (dbxout_function_decl): Likewise.
6532 (dbxout_function_end): Likewise.
6533 * toplev.c (compile_file): Likewise.
6534 * varasm.c (exception_section): Likewise.
6535 * cp/decl2.c (finish_objects): Likewise.
6537 * defaults.h (EH_FRAME_SECTION): Remove.
6538 (EH_FRAME_SECTION_ASM_OP): Remove.
6539 (EH_FRAME_SECTION_NAME): New.
6540 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
6541 (UNIQUE_SECTION_P): Remove.
6542 * dwarf2out.c (SECTION_FORMAT): Remove.
6543 (ASM_OUTPUT_SECTION): Remove.
6544 (output_call_frame_info): Use named_section_flags.
6545 (output_comp_unit, dwarf2out_start_source_file): Likewise.
6546 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
6547 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
6548 * varasm.c (in_eh_frame, eh_frame_section): Remove.
6549 (named_section_flags): New.
6550 (named_section): Use it and targetm.section_type_flags.
6551 (resolve_unique_section): New.
6552 (assemble_start_function): Use it.
6553 (asm_emit_uninitialised, assemble_variable): Likewise.
6554 (default_section_type_flags): New.
6555 (default_no_named_section, default_elf_asm_named_section): New.
6556 (default_coff_asm_named_section, default_pe_asm_named_section): New.
6557 * output.h: Update varasm.c decls.
6558 (SECTION_*): New flags.
6560 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
6561 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
6563 * config/elfos.h (UNIQUE_SECTION_P): Remove.
6564 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
6565 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
6566 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6567 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
6568 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
6569 * config/mips/elf.h, config/mips/elf64.h: Likewise.
6570 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
6571 * config/pa/pa64-hpux.h,
6573 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
6574 (TARGET_ASM_NAMED_SECTION): New.
6575 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
6576 * config/alpha/vms.h, config/arm/coff.h: Likewise.
6577 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
6578 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
6579 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
6580 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
6581 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6582 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
6583 * config/i386/sco5.h, config/i386/win32.h: Likewise.
6584 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
6585 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
6586 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
6587 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
6588 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
6589 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
6590 * config/sparc/sysv4.h: Likewise.
6592 * config/nextstep.h: Error until named sections implemented.
6594 * config/a29k/a29k.c (a29k_asm_named_section): New.
6595 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
6596 (vms_section_type_flags, vms_asm_named_section): New.
6597 * config/arm/arm.c (arm_elf_asm_named_section): New.
6598 * config/avr/avr.c (asm_output_section_name): Remove.
6599 * config/avr/avr-protos.h: Update.
6600 * config/c4x/c4x.c (c4x_asm_named_section): New.
6601 * config/h8300/h8300.c (h8300_asm_named_section): New.
6602 * config/i386/i386.c (sco_asm_named_section): New.
6603 * config/i386/winnt.c (SECTION_PE_SHARED): New.
6604 (i386_pe_section_type_flags): New.
6605 (i386_pe_asm_named_section): New.
6606 * config/i386/i386-protos.h: Update.
6607 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
6608 * config/mcore/mcore.c (mcore_asm_named_section): New.
6609 * config/mips/mips.c (iris6_asm_named_section): New.
6610 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
6611 instead of UNIQUE_SECTION_P.
6612 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
6613 (xcoff_asm_named_section): New.
6614 * config/sh/sh.c (sh_asm_named_section): New.
6615 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
6617 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
6618 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
6619 (EH_FRAME_SECTION_NAME): New.
6620 (EXCEPTION_SECTION): New.
6621 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
6622 (DEBUG_*_SECTION): Remove.
6623 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
6624 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
6625 (EH_FRAME_SECTION_ASM_OP): Remove.
6627 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
6628 (ASM_OUTPUT_SECTION_NAME): Remove.
6629 (TARGET_ASM_NAMED_SECTION): New.
6630 (TARGET_HAVE_NAMED_SECTIONS): New.
6631 (TARGET_SECTION_TYPE_FLAGS): New.
6632 (EH_FRAME_SECTION_ASM_OP): Remove.
6633 (EH_FRAME_SECTION_NAME): New.
6635 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6637 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
6638 for complex expressions when cfun == 0.
6639 * doc/extend.texi: Document that __builtin_constant_p can be
6640 used in data initializers as well as functions.
6642 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
6644 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
6645 variable I locally, instead of expecting a declaration in the
6648 2001-08-03 Richard Henderson <rth@redhat.com>
6650 * except.c (collect_one_action_chain): Add an explicit cleanup
6651 action if regions surrounding a catch were encoded entirely
6652 within the call-site entry.
6654 2001-08-03 Richard Henderson <rth@redhat.com>
6656 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
6657 don't take REGNO of a non-register.
6659 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6661 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
6662 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
6663 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
6664 (__gthread_mutex_init_function): New function for mutex initialization.
6666 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6668 * Makefile.in: Revert screwed up commit.
6670 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6672 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
6673 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
6674 merged by linker script to get a final _exit().
6675 (__do_global_dtors): New for destructor handling in specific exit
6677 (__do_global_ctors): New for constructors in specific install section.
6678 (__map_data_section): Map data sections before running constructors.
6679 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
6680 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
6681 (DTORS_SECTION_ASM_OP): Likewise.
6682 (CTORS_SECTION_FUNCTION): Define to force a reference to
6684 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
6686 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6688 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
6690 * Makefile.in: Add df.h to gcse.c dependencies.
6692 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6694 * varasm.c (output_constant_def_contents): Use for the length of a
6695 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
6696 depending on which is larger.
6698 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6700 * gcse.c: Include df.h for use as a dataflow analyzer.
6702 Declaration of reg_set_info: gone.
6703 New df_analyzer variable used by store motion.
6704 (reg_set_info): Deleted.
6705 (mark_mem_regs): New function, analyze regs used by a mem.
6706 (store_ops_ok): Use dataflow analyzer results to determine if
6707 necessary regs are changed in the block.
6708 (find_moveable_store): Remove check for symbol ref, we can handle
6709 much more complex expressions now.
6710 (compute_store_table): Remove most of the code, it's unnecessary
6711 now that the dataflow analyzer records the info for us.
6712 (store_killed_after): Add parameter to say whether to do the
6713 store_ops_okay test, used to speed up testing when we already know
6714 the answer, and just want to know if the store itself was killed.
6715 (build_store_vector): Largely rewritten to calculate the various
6716 vectors properly, and somewhat optimized.
6717 (store_motion): Init the df_analyzer, get REG_DEF chains.
6718 Also handle trapping expressions (since mems almost always trap)
6719 (simple_mem): Redefine what a simple mem is.
6721 2001-08-03 DJ Delorie <dj@redhat.com>
6723 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
6724 set from a constant part of the condition.
6726 2001-08-01 Andrew Cagney <ac131313@redhat.com>
6728 * mkdeps.c (deps_add_default_target): Make local variable
6729 ``start'' a const char pointer.
6730 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
6732 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6734 * doc/install.texi (Configuration): Fix markup.
6735 (Specific, i?86-*-udk): Likewise.
6736 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
6738 Document --enable-threads and --enable-libgcj status.
6739 (Specific, mips-sgi-irix*): Canonicalize triples.
6740 (Specific, mips-sgi-irix5): Warn about problems with this config.
6741 Mention required GNU as patch.
6742 Native assembler problems are fixed.
6743 (Specific, mips-sgi-irix6): Update O32 ABI support status.
6744 Document --enable-threads and --enable-libgcj status.
6746 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6748 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
6751 2001-08-03 Richard Henderson <rth@redhat.com>
6753 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
6756 2001-08-03 Richard Henderson <rth@redhat.com>
6758 * rtlanal.c (find_first_parameter_load): Stop if we
6759 reach a CODE_LABEL at BOUNDARY.
6761 2001-08-03 Richard Henderson <rth@redhat.com>
6763 * config/alpha/alpha.md (force_movdi): New insn.
6764 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
6765 Tweek FRP marking of VMS prologue insns.
6766 * config/alpha/vms.h (EPILOGUE_USES): New.
6768 2001-08-02 Richard Henderson <rth@redhat.com>
6770 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
6772 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6774 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
6775 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
6776 config/convex/convex.h, config/d30v/d30v.c,
6777 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6778 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
6779 config/mips/mips.h, config/mn10200/mn10200.h,
6780 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
6781 config/v850/v850.h, config/vax/openbsd.h,
6782 config/vax/openbsd1.h, config/vax/ultrix.h,
6783 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
6784 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
6785 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
6786 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
6787 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
6788 in comments and documentation.
6790 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6794 * Makefile.in (line-map.o): New.
6795 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
6796 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
6797 * cpperror.c (print_containing_files): Similarly.
6798 (print_location): Update. Don't output a space before _Pragma.
6799 * cppfiles.c (stack_include_file): Set to line 1 immediately.
6800 (stack_include_filee, cpp_make_system_header): Update.
6801 (_cpp_execute_include): Get logical line number right for calling
6802 as-yet-unterminated #include.
6803 * cpphash.h (struct cpp_reader): Add line_maps.
6804 (_cpp_do_file_change): Update.
6805 * cppinit.c (cpp_create_reader): Initialize line maps.
6806 (cpp_destroy): Destroy line maps.
6807 (cpp_start_read): Get logical line number right.
6808 * cpplex.c (parse_string): Only warn once for multi-line strings.
6809 Use boolean variable for null warning.
6810 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
6812 (do_include_common): End the directive early.
6813 (do_line): Don't warn about out-of-range lines in preprocessed
6814 source. Update. Remove unused variables.
6815 (_cpp_do_file_change): Update for new line mapping.
6816 (pragma_cb): New typedef.
6817 (cpp_register_pragma): Stop looking ahead before calling the
6819 (do_pragma_system_header): End directive early.
6820 (cpp_get_line_maps): New.
6821 (cpp_pop_buffer): Fudge logical line. Update.
6822 * cpplib.h: Include line-map.h
6823 (enum cpp_fc_reason): Remove.
6824 (struct cpp_file_change): Update.
6825 (cpp_get_line_maps): New.
6826 * cppmain.c (struct_printer): New member map.
6827 (cb_file_change): Update for new mappings.
6828 * fix-header.c (cb_file_change): Similarly.
6830 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6832 * Makefile.in (libgcc.mk): Define mkinstalldirs.
6833 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
6835 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6837 * config/vax/vax.c: include expr.h.
6839 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6841 * Makefile.in ($(srcdir)/configure): Only rebuild in
6843 ($(srcdir)/config.in): Only define in maintainer mode.
6844 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
6846 2001-08-02 David Edelsohn <edelsohn@gnu.org>
6848 * doc/install.texi (Install GCC: Binaries): Update Bull info.
6850 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6852 * gcc.c (set_collect_gcc_options): New function, split out from
6854 Ignore elided switches.
6855 (do_spec_1): Invoke before executing command.
6856 (set_input): Export.
6857 Move declaration ...
6858 * gcc.h (set_input): ... here.
6859 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6862 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
6865 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
6867 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
6869 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
6871 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
6872 for the unnamed instructions it expands to.
6874 2001-08-02 Richard Henderson <rth@redhat.com>
6876 * regclass.c (call_really_used_regs): Conditionally define.
6877 (init_reg_sets_1): Don't use it if not defined.
6878 (fix_register): Similarly, don't set it.
6880 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6882 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
6883 Correct comment that had been missed in the previous change.
6885 2001-08-01 Stan Shebs <shebs@apple.com>
6887 * config/darwin.c (machopic_stub_name): Try matching by name.
6888 (update_stubs): New function.
6889 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
6892 2001-08-01 Richard Henderson <rth@redhat.com>
6894 * except.c (output_function_exception_table): Use assemble_align.
6895 * varasm.c (assemble_eh_label): Remove.
6896 (assemble_eh_align, assemble_eh_integer): Remove.
6898 2001-08-01 Robert Lipe <robertl@caldera.com>
6900 * dwarfout.c: Remove reference to README.DWARF.
6902 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
6904 * regclass.c (call_really_used_regs): New array for registers which
6905 are actually used by a call.
6906 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
6908 (fix_register): Set call_really_used too.
6909 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
6910 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
6912 2001-08-01 Richard Henderson <rth@redhat.com>
6914 * read-rtl.c (read_name): Consider \r whitespace.
6916 2001-07-11 Andrew Cagney <ac131313@redhat.com>
6918 * config.gcc: Recognize powerpc-*-netbsd*.
6920 * doc/install.texi (Host/target specific installation notes for
6921 GCC): Mention powerpc-*-netbsd*.
6923 * config/rs6000/netbsd.h: New file.
6924 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
6925 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
6926 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
6927 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
6928 (TARGET_VERSION): Redefine.
6930 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
6931 mcall-netbsd as a match for mcall-sysv.
6932 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
6933 (ncrti.S, ncrtn.S): New targets.
6934 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
6936 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
6937 "netbsd' as a V4 ABI.
6938 (ASM_SPEC): Check for -mcall-netbsd.
6939 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
6940 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
6941 (LIB_SPEC, ENDFILE_SPEC): Ditto.
6942 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
6943 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
6944 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
6945 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
6947 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
6948 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
6950 2001-08-01 Mark Kettenis <kettenis@gnu.org>
6952 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
6953 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
6954 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
6955 including "unwind-pe.h".
6957 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6959 * rs6000.md (define_splits): Kill unused constraints.
6961 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
6962 Jan Hubicka <jh@suse.cz>
6964 * function.c (thread_prologue_and_epilogue_insns): Kill code
6965 dealing with non-existent CFG.
6967 2001-08-01 Kazu Hirata <kazu@hxi.com>
6969 * alias.c: Fix comment formatting.
6970 * bitmap.c: Likewise.
6971 * builtins.c: Likewise.
6972 * calls.c: Likewise.
6973 * c-common.c: Likewise.
6974 * c-decl.c: Likewise.
6975 * c-dump.c: Likewise.
6976 * c-lex.c: Likewise.
6977 * collect2.c: Likewise.
6978 * combine.c: Likewise.
6979 * conflict.c: Likewise.
6980 * cppfiles.c: Likewise.
6981 * cppinit.c: Likewise.
6982 * cpplex.c: Likewise.
6983 * cpplib.c: Likewise.
6984 * cppmacro.c: Likewise.
6985 * cppspec.c: Likewise.
6986 * c-pragma.c: Likewise.
6987 * crtstuff.c: Likewise.
6989 * cselib.c: Likewise.
6990 * c-semantics.c: Likewise.
6991 * c-typeck.c: Likewise.
6993 2001-08-01 H.J. Lu <hjl@gnu.org>
6995 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
6997 2001-08-01 H.J. Lu <hjl@gnu.org>
6999 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
7001 2001-08-01 Ziemowit Laski <zlaski@apple.com>
7003 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
7004 contextualizing Objective-C class name lookup by the lexer.
7005 (typespec_reserved_nonattr): Disable ObjC class name lookup after
7007 (protocoldef): Add support for forward @protocol declarations.
7008 (yylexname): Suppress ObjC class name lookup in certain contexts;
7009 re-enable after lookup is complete.
7010 (_yylex): Re-enable ObjC class name lookup when certain
7011 punctuation marks are seen.
7013 * objc/objc-act.c (check_protocol_recursively): New function used
7014 for finding circular dependencies in protocols.
7015 (objc_declare_protocols): New function for handling forward
7016 @protocol declarations.
7017 (receiver_is_class_object): Detect the case when 'self' is used
7018 inside of a class method.
7019 (build_message_expr): Issue a warning if class method is desired
7020 but instance method is found instead.
7021 (conforms_to_protocol): Streamline.
7022 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
7023 protocol Foo, even if 'Bar foo' does not.
7024 (check_protocols): Streamline.
7025 (start_protocol): Add checks for circular and duplicate protocol
7027 (encode_aggregate_within): For typedefs of structs, encode the
7029 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
7030 (objc_declare_protocols): New prototype.
7032 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7034 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
7035 * cpplex.c (handle_newline): Update prototype. Maintain logical
7037 (skip_escaped_newlines, skip_block_comment, parse_string):
7039 (_cpp_lex_token): Update, and store token position within the token.
7040 * cpplib.h (struct cpp_token): Add line and column entries.
7041 * cppmacro.c (replace_args): Position stringified tokens correctly.
7043 2001-08-01 Andreas Jaeger <aj@suse.de>
7045 * basic-block.h: Add prototype for last_loop_beg_note.
7047 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
7049 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
7050 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
7052 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
7053 while handling WITH_CLEANUP_EXPR node. Use second operand calling
7054 expand_decl_cleanup.
7055 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
7057 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
7058 operand while calling simple_cst_equal.
7059 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
7060 operand is the cleanup expression, the third is the RTL_EXPR.
7061 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
7063 2001-07-31 Jeff Sturm <jsturm@one-point.com>
7065 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
7067 2001-07-31 matthew green <mrg@eterna.com.au>
7069 * config.gcc (i386-*-netbsdelf): New description.
7070 * config/i386/netbsd-elf.h: New file.
7072 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
7074 * loop.c (check_dbra_loop): Use single_set to compute
7077 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
7079 PowerPC reorg and support for powerpc64-*-linux*.
7081 Also fixes emitting of constants on 32 bit and 64 bit
7084 * config.gcc: powerpc64-*-linux* is a new target.
7085 Things that needed aix.h now also include xcoff.h
7087 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
7089 Move AIX specific stuff into aix.h.
7090 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
7091 with more than just XCOFF now.
7092 (SET_ASM_OP): Remove, now defined where needed.
7093 (FUNCTION_PROLOGUE): New macro definition.
7094 (FUNCTION_EPILOGUE): New macro definition.
7095 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
7097 * config/rs6000/xcoff.h: New file.
7099 * config/rs6000/linux64.h: New file.
7101 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
7103 2001-07-31 Alan Modra <amodra@bigpond.net.au>
7105 * rs6000.c (print_operand_address): Handle ELF syntax.
7106 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
7107 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
7108 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
7110 2001-07-31 David Edelsohn <edelsohn@gnu.org>
7112 * rs6000.c (rs6000_override_options): Only disable
7113 flag_function_sections for XCOFF.
7114 (exact_log2_cint_operand): New predicate.
7115 (reg_or_{add,sub}_cint64_operand): New predicates.
7116 (add_operand): Compare CONST_INT with fewer function calls.
7117 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
7118 (print_operand, case 'p'): Ensure positive operand.
7119 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
7120 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
7121 (PREDICATE_CODES): Add new predicates.
7122 * rs6000.md (addsi3): Split 32-bit constants more correctly.
7123 (divsi3, modsi3): Ensure positive power-of-2.
7124 (adddi3): Use new predicate. Split 32-bit constants more
7125 correctly. Re-arrange splitter to handle any constant.
7126 (subdi3): Use new predicate.
7127 (divdi3, moddi3): Ensure positive power-of-2.
7128 (movdi): Use rs6000_emit_set_const.
7129 (load_toc_v4_pic_di): Delete.
7131 2001-07-31 Graham Stott <grahams@redhat.com>
7133 * function.c (pad_below): Revert 2001-07-26 patch.
7135 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7137 * reg-stack (convert_regs_1): Fix best edge condition.
7139 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7141 * jump.c (duplicate_loop_exit_test): Better test for jumps
7142 entering the loop; create loop pre_header.
7144 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
7146 * doc/install.texi: Add s390 and s390x as new targets.
7147 * doc/invoke.texi: Add documantation of S/390 and zSeries
7149 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
7151 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7153 * config/m68k/m68k.md: Replace all general_operand with
7154 nonimmediate_operand for all destinations.
7155 * config/m68k/m68k.c (not_sp_operand): Likewise.
7157 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
7159 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
7161 2001-07-30 Richard Henderson <rth@redhat.com>
7163 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
7164 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
7166 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7168 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
7169 Add missing doc strings
7170 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
7171 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
7173 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7175 * i386.c (ix86_output_main_function_alignment_hack): New function.
7176 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
7178 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
7179 edges by EDGE_DFS_BACK flag.
7180 (dump_edge_info): Add dfs_back flag.
7181 * basic-block.h (EDGE_DFS_BACK): New constant.
7182 (mark_dfs_back_edges): Declare.
7183 * alias.c (loop_p): Remove.
7184 (mark_constant_function): Use mark_dfs_back_edges.
7186 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
7187 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
7188 (compensate_edge): Break out from ...
7189 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
7190 (convert_regs_2): Set block_done once block is really done;
7191 Do updating of the predecesors counts.
7193 * toplev.c (rest_of_compilation): Recompute block_for_insn
7194 before post-reload cfg_cleanup.
7195 * function.c (thread_prologue_epilogue_insns):
7196 Call set_block_for_new_insns when emitting prologue directly.
7198 2001-07-30 Andreas Jaeger <aj@suse.de>
7200 * jump.c: Add prototype for mark_modified_reg.
7202 * cse.c (set_live_p): Add unused attribute.
7204 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
7206 (scan_for_source_files): Use long for count to avoid overflow.
7207 (output_data): Likewise.
7208 (output_data): Don't use string concatatenation to silence gcc
7211 * predict.c: Fix typos and grammar.
7213 * gcse.c (insert_insn_end_bb): Remove unused variables.
7215 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
7217 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
7218 (attempt_auto_inc): LIkewise.
7219 (mark_used_reg): Likewise.
7220 (try_pre_increment_1): Likewise.
7221 * regclass.c (regclass): Likewise.
7222 * global.c (allocno_compare): Update comment; change scaling factor.
7223 * local-alloc.c (QTY_CMP_PRI): Likewise.
7224 * regs.h (REG_FREQ_FROM_BB): New.
7225 (REG_FREQ_MAX): Likewise.
7227 2001-07-30 H.J. Lu <hjl@gnu.org>
7229 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
7232 2001-07-30 H.J. Lu (hjl@gnu.org)
7234 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
7235 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7236 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
7238 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
7240 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
7241 as -mthumb-interwork when -mcpu=arm7 is specified.
7243 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7245 * predict.def (noreturn, loop branch, loop exit): Mark as first
7248 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
7250 * combine.c (try_combine): Avoid barrier after noop jumps.
7252 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7254 * cpphash.h (struct cpp_reader): Remove import_warning.
7255 * cpplib.c (skip_rest_of_line): Don't bother turning off
7257 (parse_include): Move include handling to...
7258 (do_include_common): ... here. Move import warning from...
7259 (do_import): ... here.
7260 (do_pragma_poison): Don't do a callback for poison identifiers.
7261 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
7262 * cppmain.c (setup_callbacks): Similarly.
7264 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7266 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
7267 handle multiple sets.
7268 * except.c (sjlj_mark_call_sites): .... here.
7269 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
7271 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7273 Suggested by Richard Henderson and Richard Kenner:
7274 * combine.c (recog_for_combine): Use the fake recog
7275 only if instruction does not match.
7276 * rtl.h (NOOP_MOVE_INSN_CODE): New.
7277 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
7279 * combine.c (try_combine): Discover noop jump as direct jump.
7281 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
7283 * df.c (df_rd_global_compute): Add successors to worklist, not
7285 (df_ru_global_compute): Ditto.
7287 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
7289 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
7290 increment REG_N_SETS.
7292 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
7294 * sbitmap.h: New prototype for sbitmap_a_xor_b.
7296 * sbitmap.c (sbitmap_a_xor_b): New function.
7297 ifdef the basic block stuff on IN_GCC.
7299 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7301 * cppexp.c (parse_defined): Always record the macro name.
7302 (lex): Don't worry about identifiers, or special-case
7304 (_cpp_parse_expr): Figure out at the end of the routine
7305 whether we saw a valid !defined() expression.
7306 * cppfiles.c (stack_include_file): Update for mi_valid.
7307 (_cpp_pop_file_buffer): Similarly.
7308 * cpplex.c (_cpp_lex_token): Similarly.
7309 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
7310 mi_if_not_defined, mi_lexed): Remove.
7312 * cpplib.c (do_if): Simplify.
7313 (do_endif, push_conditional, _cpp_handle_directive): Update
7314 for renaming of mi_state to mi_valid.
7316 * cpp.texi: Add index entries for digraphs, and add comment
7317 that C++ refers to them as alternative tokens.
7319 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
7321 * basic-block.h (CLEANUP_PRE_LOOP): New.
7322 * except.c (finish_eh_generation): Update call of cleanup_cfg.
7323 * sibcall.c (optimize_sibling_calls): Likewise.
7324 * toplev.c (rest_of_compilation): Likewise.
7325 * flow.c (try_forward_edges): Take argument MODE;
7326 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
7327 (try_optimize_cfg): Update call of try_forward_edges.
7329 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7330 Jan Hubicka <jh@suse.cz>
7332 * (validate_replace_rtx_1): Fix simplification of MINUS.
7334 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
7336 PR preprocessor/3669
7337 * cppinit.c (init_dependency_output): Turn off dump requests
7338 if sending dependencies to stdout.
7340 2001-07-28 Richard Henderson <rth@redhat.com>
7342 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
7345 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
7347 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
7349 2001-07-28 Kazu Hirata <kazu@hxi.com>
7351 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
7352 is VAR_DECL first to prevent an ICE.
7354 2001-07-28 Richard Henderson <rth@redhat.com>
7356 * varasm.c (immed_real_const_1): Don't elide special cases for
7358 (clear_const_double_mem): Clear const_tiny_rtx too.
7360 2001-07-28 Richard Henderson <rth@redhat.com>
7362 * dwarf2out.c (dw_val_class_offset): New.
7363 (struct dw_ranges_struct, dw_ranges_ref): New.
7364 (ranges_table, ranges_table_allocated): New.
7365 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
7366 (add_AT_offset, add_ranges, output_ranges): New.
7367 (print_die, output_die): Handle dw_val_class_offset.
7368 (attr_checksum, size_of_die, value_format): Likewise.
7369 (gen_lexical_block_die): Handle non-contiguous blocks.
7370 (gen_block_die): Likewise.
7371 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
7372 if needed. Dump the ranges table.
7373 * final.c (final_start_function): Remove unnecessary notes and
7374 rebuild the block tree before numbering the blocks.
7375 * function.c (reorder_blocks_0): Walk the existing block tree
7376 to unmark all blocks.
7377 (reorder_blocks_1): Create block fragments when duplicate block
7379 (reorder_fix_fragments): New.
7380 (reorder_blocks): Call it.
7381 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
7383 2001-07-28 Richard Henderson <rth@redhat.com>
7385 * emit-rtl.c (adjust_address): Make a copy of the memory address.
7387 2001-07-28 Richard Henderson <rth@redhat.com>
7389 * flow.c (add_to_mem_set_list): New function.
7390 (init_propagate_block_info): Use it.
7391 (mark_set_1): Likewise.
7392 (insn_dead_p): Canonicalize memory address for dead store
7393 comparison. Allow wider mode stores to kill narrower mode stores.
7394 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
7395 (invalidate_mems_from_set): Don't handle MEMs.
7397 2001-07-28 Kazu Hirata <kazu@hxi.com>
7399 * config/h8300/h8300.h: Fix formatting.
7401 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7403 * basic-block.h (EDGE_FREQUENCY): New macro.
7404 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
7406 * flow.c (find_sub_basic_blocks): Likewise.
7407 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
7408 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
7410 * predict.c (DEF_PREDICTOR): New argument FLAGS.
7411 (HITRATE): New macro.
7412 (PRED_FLAG_FIRST_MATCH): New constant.
7413 (predictor_info): New field flgags.
7414 (combine_predictions_for_insn): Use DS theory to combine
7415 probabilities; set the edge probabilities when finished.
7416 (estimate_probability): Avoid duplicated matches
7417 of LOOP_BRANCH heuristics for nested loops; update comment.
7418 * predict.def: Add flags for each prediction, set probabilities
7419 according to B&L paper.
7420 * predict.h (DEF_PREDICTOR): New argument FLAGS.
7422 * profile.c (compute_branch_probabilities): Cleanup way the edge
7423 probabilities are computed and REG_BR_PROB notes are dropped; if
7424 values does not match, emit error.
7425 (init_branch_prob): Do error instead of warning when profile driven
7426 feedback is missing or corrupt.
7428 2001-07-27 DJ Delorie <dj@redhat.com>
7430 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
7431 against a constant, try to adjust the compare to have the desired
7432 constant in it so that min/max optimizations happen more often.
7434 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7436 * flow.c (last_loop_beg_note): New function.
7437 (redirect_edge_and_branch): Use it.
7438 (split_edge): Likewise.
7440 * alias.c (loop_p): Avoid uninitialized memory access.
7442 * flow.c (try_forward_edges): Avoid accessing freed memory.
7444 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
7447 2001-07-26 Andrew Haley <aph@redhat.com>
7448 Joern Rennecke <amylaar@redhat.com>
7450 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
7451 (SUBTARGET_CPP_ENDIAN_SPEC): New.
7452 (SUBTARGET_CPP_SPEC): New.
7454 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
7455 (SUBTARGET_CPP_PTR_SPEC): New.
7456 (CPP_DEFAULT_CPU_SPEC): New.
7457 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
7458 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7459 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
7460 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7461 (SUBTARGET_CPP_SPEC): Define as an empty string.
7463 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7465 * doc/install.texi (Configuration): Properly link the host
7466 specific instructions also when generating HTML.
7468 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
7470 * flow.c (redirect_edge_and_branch_force): Test
7471 target->global_live_at_start.
7473 2001-07-26 Richard Henderson <rth@redhat.com>
7475 * simplify-rtx.c (avoid_constant_pool_reference): Export.
7476 * rtl.h (avoid_constant_pool_reference): Declare it.
7477 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
7478 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
7480 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7482 * rtl.h (cleanup_barriers): Declare.
7483 * jump.c (cleanup_barriers): New function.
7484 * toplev.c (rest_of_compilation): Call cleanup_barriers
7485 before loop optimizer and after bb_reorder.
7487 * flow.c (back_edge_of_syntactic_loop_p): New.
7488 (split_edge): Use it.
7490 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7492 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
7494 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
7496 * cse.c (cse_process_notes): Replace any registers if the address
7499 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
7501 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
7502 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
7503 (propagate_block): Update prototype.
7504 * flow.c (update_life_info): Simplify the CFG and
7505 recalculate the global regs which are alive when
7506 removing dead code during a global update.
7507 (propagate_block): Return non-zero if an INSN is
7510 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7512 * Makefile.in (LIBICONV): Define.
7514 2001-07-26 Catherine Moore <clm@redhat.com>
7516 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
7517 of conditional to avoid tree checking errors.
7519 2001-07-26 Kazu Hirata <kazu@hxi.com>
7521 * regmove.c (regmove_optimize): Don't replace a reg with
7522 another reg of a different mode.
7524 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
7526 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
7527 limit length of dependancy flush list.
7528 * params.h (MAX_PENDING_LIST_LENGTH): Define.
7529 * sched-int.h (struct deps): Add pending_flush_length field.
7530 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
7531 has 1 element in it.
7532 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
7533 (sched_analyze): After a jump, if the pending memory flush list is too
7534 large, flush the pending lists.
7535 (init_deps): Initialize pending_flush_length to 0.
7536 * doc/invoke.texi (max_pending_list_length): Document parameter.
7538 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
7540 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
7541 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
7542 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
7544 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7546 * cpphash.h (struct_lexer_state): Delete was_skipping.
7547 Move skipping here from struct cpp_reader.
7548 * cpplex.c (parse_identifier): Update.
7549 (_cpp_lex_token): Don't skip tokens in a directive.
7550 * cpplib.c (struct if_stack): Update.
7551 (start_directive, end_directive): Don't change skipping state.
7552 (_cpp_handle_directive): Update.
7553 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
7554 (do_else, do_endif): Update; only check for excess tokens if not
7555 in a skipped conditional block.
7556 (push_conditional): Update for new struct if_stack.
7558 2001-07-26 Graham Stott <grahams@redhat.com>
7560 * function.c (locate_and_pad_parm): Also pad initial offset
7561 so that the total argument size also includes the padding.
7563 2001-07-26 Graham Stott <grahams@redhat.com>
7565 * gensupport.c (alter_output_for_insn): Correct enable checking failure
7566 change XSTR to XTMPL.
7568 (process_one_cond_exec): Likewise
7570 2001-07-25 Richard Henderson <rth@redhat.com>
7572 * varasm.c (assemble_variable): Create DECL_RTL before setting
7575 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
7577 * predict.c (estimate_probability): Avoid duplicated predictions.
7579 * loop.c (find_and_verify_loops): Grok multiple barriers.
7581 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7583 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
7585 * dbxout.c: Consistently use putc instead of fputc.
7586 (print_wide_int): New function; call instead of direct fprintf.
7587 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
7588 (dbxout_type_fields, dbxout_type_method_1): Likewise.
7589 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
7590 (print_int_cst_octal): Likewise.
7591 (print_octal): Show we wrote characters.
7592 (dbxout_type): Set have_used_extensions in more places.
7594 2001-07-25 Catherine Moore <clm@redhat.com>
7596 * config/v850/v850.c (v850_va_arg): Use addr
7597 instead of valist to build incr.
7599 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
7601 * flow.c (delete_dead_jumptables): New function.
7602 (life_analyzis): Call it.
7603 * bb-reorder.c (skip_insns_after_block): Handle contradictory
7606 2001-07-25 Richard Henderson <rth@redhat.com>
7608 * except.c (reachable_handlers): Handle a region being removed
7609 out from under a RESX.
7611 2001-07-25 Richard Henderson <rth@redhat.com>
7613 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
7614 swap GE/GT if it is an fp comparison.
7616 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
7618 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
7621 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
7623 * ssa.c (rename_insn_1): Do not wrap an assignment to a
7624 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
7627 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
7629 (visit_expression): When attempting to simplify an expression,
7630 retrieve any modes for arguments before they are simplified
7633 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7634 Janis Johnson <janis@us.ibm.com>
7636 * stmt.c (expand_goto): A nonlocal goto can be a call too.
7637 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
7638 pointer parameters to match documented usage of nonlocal_goto.
7639 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
7640 parameters to their correct order.
7641 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
7642 parameters to their correct order.
7644 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7646 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
7648 2001-07-25 Jan Hubicka <jh@suse.cz>
7649 Richard Henderson <rth@redhat.com>
7651 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
7653 (make_edges): New argument update_p; populate the edge cache if set.
7654 (find_basic_blocks): Update make_edges invocation.
7656 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7658 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
7660 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7662 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
7663 -Acpu and -Amachine.h.
7664 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
7665 Corrected header to say ELF not a.out.
7666 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
7667 when given -msoft-float.
7669 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7671 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
7672 extra multilib parts like arm-elf.
7673 (i960-*-coff*, i960-*-rtems): Should not use collect2.
7674 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
7675 crtfini.o as extra multilib parts.
7677 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7679 * configure.in: Add rtems as a supported thread model.
7680 * gthr-rtems.h: Add missing entry point __gthread_active_p.
7681 * configure: Rebuilt.
7683 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
7685 * stor-layout.c (get_mode_alignment): make it work when
7686 BITS_PER_UNIT is not a power of two.
7687 * builtins.c (get_pointer_alignment): Likewise.
7689 2001-07-24 Richard Henderson <rth@redhat.com>
7691 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
7692 the retrieved constant into the expected mode.
7694 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7696 * flow.c (try_simplify_condjump): Avoid duplicated edges.
7697 (verify_flow_info): Check for duplicated edges; clarify
7700 * flow.c (block_label): Update basic_block_for_insn.
7701 (commit_edge_insertions): Call compute_bb_for_insn.
7703 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
7706 * flow.c (redirect_edge_and_branch,
7707 try_optimize_cfg): Use redirect_edge_succ_nodup
7708 (redirect_edge_succ_nodup): New.
7709 * basic_block.h (redirect_edge_succ_nodup): Declare.
7711 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
7714 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7716 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
7717 (try_crossjump_to_edge): Update commetns.
7718 (try_crossjump_bb): Likewise.
7720 2001-07-24 Richard Henderson <rth@redhat.com>
7722 * combine.c (distribute_notes): Move set of need_refresh
7723 for noop_move_p down to catch all cases.
7725 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
7727 * recog.c (split_all_insns_noflow): New.
7728 * rtl.h (split_all_insns_noflow): Declare.
7729 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
7730 * m68hc11.c (m68hc11_reorg): Likewise.
7731 * sh.c (machine_dependent_reorg): Likewise.
7732 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
7735 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7737 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
7738 (ashlsi3_n splitter): Likewise.
7739 (lshrsi3_n splitter): Likewise.
7741 (GOTaddr2picreg): Make const SImode.
7742 (sym_label2reg): Likewise.
7743 (symGOT2reg): Likewise.
7744 (symGOTOFF2reg) Likewise.
7746 (casesi_worker_0): Make unspec SImode.
7748 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7750 * config/sh/sh.c (barrier_align): Check that an operand really is
7751 an insn before extracting its INSN_CODE.
7753 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
7755 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
7758 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
7759 for SImode to prevent overflow.
7761 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7763 * config/mips/irix6-libc-compat.c: New file.
7764 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
7765 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
7768 2001-07-24 lars brinkhoff <lars@nocrew.org>
7770 * rtl.texi (REG_POINTER): Document.
7771 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
7772 QFmode, HFmode, TQFmode, QCmode, and HCmode.
7774 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7776 * flow.c (delete_noop_moves): Do not confuse libcall regions.
7778 2001-07-23 Richard Henderson <rth@redhat.com>
7780 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
7782 2001-07-23 Kazu Hirata <kazu@hxi.com>
7784 * config/h8300/h8300-protos.h: Add a prototype for
7785 general_operand_dst_push.
7786 * config/h8300/h8300.c (general_operand_dst_push): New.
7787 * config/h8300/h8300.h (OK_FOR_T): New.
7788 (EXTRA_CONSTRAINT): Use it.
7789 * config/h8300/h8300.md (movqi_push): Remove and integrate into
7790 the existing movqi pattern.
7791 (movhi_push): Likewise.
7793 * reload.c: Fix comment typos.
7795 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7797 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
7799 2001-07-23 H.J. Lu (hjl@gnu.org)
7801 * doc/extend.texi: Update __builtin_return_address and
7802 __builtin_frame_address.
7804 2001-07-23 Richard Henderson <rth@redhat.com>
7806 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
7808 * config/i386/i386.md: New setcc+movzbl peephole2.
7810 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7812 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
7813 * objc/objc-act.c: Include debug.h.
7814 (synth_module_prologue): Save and restore debug hooks too.
7816 2001-07-23 lars brinkhoff <lars@nocrew.org>
7818 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
7819 and C4X_FLOAT_FORMAT.
7820 (BOOL_TYPE_SIZE): Document.
7822 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
7824 * unroll.c (loop_iterations): Fix miscalculation of initial
7827 2001-07-13 Andrew Haley <aph@redhat.com>
7829 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
7830 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
7831 * config/sh/sh.c (sh_can_redirect_branch): New function.
7832 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
7833 * reorg.c (steal_delay_list_from_target): Use
7834 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
7836 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7838 * flow.c (try_simplify_condjump): Unlink insn chain on
7839 fallthru edge; use can_fallthru.
7841 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
7843 * basic-block.h (find_sub_basic_block): Declare.
7844 * flow.c (make_edges): New arguments MIN and MAX;
7845 (find_sub_basic_blocks): Revamp to use make_edges
7846 and purge_dead_edges.
7847 (find_basic_blocks): Update call of find_sub_basic_block.
7849 * recog.c (split_all_insns): Always expect CFG to be consistent;
7850 call find_sub_basic_blocks in case something has changed.
7851 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
7854 * basic-block.h (delete_noop_moves): Declare.
7855 * combine.c (combine_instructions): Call it.
7856 (recog_for_combine): Tolerate noop moves
7857 (distribute_notes): Force refresh when register dies at noop move.
7858 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
7860 (life_analysis): Update delete_noop_moves call.
7861 (set_noop_p): Move too ...
7862 * rtlanal.c (noop_move_p): ... here.
7863 * rtl.h (noop_move_p): Declare.
7865 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
7866 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
7868 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
7869 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
7871 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
7873 * reload.c (push_reload): Fix typo in comment.
7874 (find_reloads_address): Ditto.
7875 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
7877 2001-07-22 Richard Henderson <rth@redhat.com>
7879 * flow.c: Grammar check and clarify a lot of comments.
7880 (try_simplify_condjump): Rename variables to be clearer.
7881 (try_forward_edges): Skip complex and fallthru edges.
7882 Rearrange tests to avoid duplicate checks.
7883 (flow_find_cross_jump): Likewise.
7884 (outgoing_edges_match): Allow match if neither branch has
7885 probability data. Loosen probability match to 5%.
7886 (try_crossjump_to_edge): Hoist repeated indirection into
7888 (try_crossjump_bb): Don't check complex edges. Eliminate
7889 redundant crossjump tests.
7890 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
7891 checks before more expensive checks.
7893 2001-07-22 Richard Henderson <rth@redhat.com>
7895 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
7896 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
7899 2001-07-22 Richard Henderson <rth@redhat.com>
7901 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
7902 (const_sint32_operand): Likewise.
7903 * m68k.md (anon mulsi pattern): Use const_int_operand not
7904 const_sint32_operand.
7905 (umulsi3_highpart): Zero extend a constant input.
7906 (smulsi3_highpart): Don't bother checking SImode constant.
7907 (const_umulsi3_highpart): Give op3 DImode.
7908 (const_smulsi3_highpart): Likewise.
7910 2001-07-22 Richard Henderson <rth@redhat.com>
7912 * flow.c (split_block): Make sure bb_note is included in the
7913 new block when splitting before a label.
7915 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
7917 * basic-block.h (redirect_edge_and_branch_force,
7918 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
7919 * flow.c (redirect_edge_and_branch_force,
7920 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
7921 (redirect_edge_and_branch_force): Fix copying of lifeness information.
7922 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
7923 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
7924 instead of label; update CFG after transformation.
7925 (find_if_case_1): Update call, use redirect_edge_and_branch_force
7926 for finishing the transformation; handle even case where ELSE
7927 does not follow THEN.
7928 (find_if_case_2): Update call of dead_or_predictable; simplify
7931 * emit-rtl.c (split_branch_probability): New global variable.
7932 (try_split): Take care to set split_branch_probability and
7933 create REG_BR_PROB note for new jump insns.
7934 * md.texi (define_split): Document new feature.
7936 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
7938 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7940 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
7941 (asm_out_file): Remove redundant declaration.
7942 (assemble_asm): Remove old #if 0 block.
7943 (assemble_variable): Remove end of function; debug output is
7944 now handled with global_decl. Remove old #if 0 block. Update.
7945 Remove saved_in_section and associated no-op code.
7946 * Makefile.in (varasm.o): Correct dependencies.
7948 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
7950 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7951 the definition in defaults.h.
7953 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
7955 * jump.c: Update comments.
7956 (delete_barrier_successors, delete_unreferenced_labels,
7957 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
7958 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
7959 jump_optimize, jump_optimize_minimal): Kill.
7960 (rebuild_jump_labels): Move code from jump_optimize_1.
7961 (purge_line_number_notes): Likewise.
7962 (copy_loop_headers): Likewise.
7963 * reg-stack.c: Update comment.
7965 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
7966 JUMP_AFTER_REGSCAN): Kill.
7967 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
7968 purge_line_number_notes and copy_loop_headers.
7970 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7971 Richard Henderson <rth@redhat.com>
7973 * dbxout.c (dbxout_global_decl): New.
7974 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7975 * sdbout.c (sdbout_finish): New.
7976 (sdbout_debug_hooks): Use it, add comments.
7977 (sdbout_global_decl): Defer initialised public vars to
7979 * varasm.c (assemble_variable): Don't output debug information
7980 for file-scope variables.
7982 2001-07-22 Richard Henderson <rth@redhat.com>
7984 * config/alpha/alpha.c (get_trap_mode_suffix): New.
7985 (get_round_mode_suffix): New.
7986 (print_operand): Use them for [/]. Remove support for [&'`()+].
7987 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
7988 * config/alpha/alpha.md (attr round_suffix): New.
7989 (attr trap_suffix): New.
7990 (all insns): Set them appropriately. Use %/ instead of the
7993 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7995 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
7997 2001-07-22 Richard Henderson <rth@redhat.com>
7999 * regrename.c (regrename_optimize): Compute nregs for each
8000 potential target register.
8002 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
8003 Richard Henderson <rth@redhat.com>
8005 * dbxout.c (dbxout_global_decl): New.
8006 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8007 * sdbout.c (sdbout_finish): New.
8008 (sdbout_debug_hooks): Use it, add comments.
8009 (sdbout_global_decl): Defer initialised public vars to
8011 * varasm.c (assemble_variable): Don't output debug information
8012 for file-scope variables.
8014 2001-07-21 H.J. Lu (hjl@gnu.org)
8016 * config/mips/mips.c (mips_cpu): Moved into ...
8017 (override_options): Here.
8019 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
8021 (mips_cpu): Removed.
8023 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8025 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
8026 ("iorqi3"): Likewise.
8027 ("xorqi3"): Likewise.
8028 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
8029 ("*subhi3_sp): Likewise.
8030 ("*subhi3"): Likewise.
8031 ("extendhisi2"): Accept D, X and Y as source operand to avoid
8034 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
8036 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
8037 * config/freebsd.h: Likewise.
8038 * config/linux.h: Likewise.
8039 * config/openbsd.h: Likewise.
8040 * config/alpha/linux-elf.h: Likewise.
8041 * config/arm/linux-elf.h: Likewise.
8042 * config/d30v/d30v.h: Likewise.
8043 * config/fr30/fr30.h: Likewise.
8044 * config/ia64/aix.h: Likewise.
8045 * config/ia64/ia64.h: Likewise.
8046 * config/mips/linux.h: Likewise.
8047 * config/pj/pj.h: Likewise.
8048 * config/rs6000/linux.h: Likewise.
8049 * config/sparc/linux.h: Likewise.
8050 * config/sparc/linux64.h: Likewise.
8052 2001-07-20 Bruce Korb <bkorb@gnu.org>
8054 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
8055 because getc() and char* may disagree on signedness.
8057 2001-07-20 Richard Henderson <rth@redhat.com>
8059 * doc/rtl.texi (REG_DEAD): Update for current semantics.
8061 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
8062 insns to delete in the presence of cc0 in a jump insn.
8064 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8065 Jan Hubicka <jh@suse.cz>
8067 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
8068 of doing the change by hand.
8070 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8072 * rtlanal.c (set_noop_p): Return true for noop jumps.
8074 * expr.c (emit_single_push_insn): Add call to push expander.
8075 * expr.h (optab_index): Add OTI_push
8076 (push_optab): New constant.
8077 * genopinit.c (optabs): Add push_optab.
8078 * optabs.c (init_optab): Init push optab.
8079 * md.texi (push??1): Document
8081 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8083 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
8084 expand to emit the pattern; put a REG_INC note for push/pop
8086 ("movdf", "movdf_internal"): Likewise.
8087 ("movsi", "movsi_internal"): Likewise.
8088 ("movsf", "movsf_internal"): Likewise.
8089 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
8091 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8093 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
8096 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
8098 * params.def: Change default max inline insns to 100.
8100 2001-07-20 Diego Novillo <dnovillo@redhat.com>
8102 * combine.c (combine_simplify_rtx): Generate a new shift operation
8103 when simplifying the first operand of a (neg (ashift)) expression.
8105 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
8107 * regclass.c (N_REG_INTS): Use only 32 bits per element.
8109 2001-07-20 Kelley Cook <kelley.cook@home.com>
8111 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
8112 information. Move rest into ...
8113 (*-*-solaris): ... here. Eliminate redundant information and
8114 reword necessary packages section. Delete 4.x assembler bug info.
8115 (sparc-sun-*): Merge into ...
8116 (sparc-sun-sunos*): here.
8118 2001-07-20 Catherine Moore <clm@redhat.com>
8120 * config/v850/v850.md (casesi): Generate LABEL_REF
8123 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
8125 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
8126 * i386.c (ix86_zero_extend_to_Pmode): Make global.
8127 * i386.md (strclrsi expander): Use it.
8129 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8131 * integrate.c (copy_insn_list): handle
8132 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
8133 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
8134 identically as to CODE_LABEL.
8136 * fold-const (fold): Convert A/B/C to A/(B*C) and
8139 * except.c (connect_post_landing_pads): Delete the RESX insns.
8141 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
8143 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
8145 * config/mips/mips.md (nmadd/nmsub): Use macro.
8147 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
8149 * cppinit.c (remove_dup_dir): Make static.
8150 (remove_dup_dirs): Make static. Only warn about preempting a
8151 system directory with a non-system directory.
8153 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8155 * ifcvt.c (noce_try_store_flag_constants): Correct order
8156 of parameters to trunc_int_for_mode.
8158 2001-07-19 Mark Mitchell <mark@codesourcery.com>
8160 * reorg.c (fill_simple_delay_slots): If an instruction might throw
8161 an exception that will be caught within this function, do not fill
8162 its delay slot with any subsequent instruction.
8164 2001-07-19 Steve Ellcey <sje@cup.hp.com>
8166 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
8167 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
8168 pointer extension instruction.
8169 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
8170 * simplify-rtx.c (simplify_unary_operation) Likewise.
8171 * explow.c (convert_memory_address) Check value of
8172 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
8174 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
8175 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
8176 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
8177 Add Multilib Support.
8178 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
8179 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
8180 Add Multilib Support.
8181 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
8183 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
8184 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
8185 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
8187 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
8189 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
8190 old and new operands in `<', `3' and `b'.
8192 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8194 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
8195 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
8196 (toplev.o): Don't depend on xcoffout.h.
8197 * c-decl.c: Include debug.h
8198 (duplicate_decls): Use debug hook.
8199 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
8200 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8201 (dbxout_types): Remove.
8202 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
8203 * debug.c (do_nothing_debug_hooks): Update.
8204 (debug_true_tree, debug_nothing_rtx): New.
8205 * debug.h (struct rtx_def): New.
8206 (struct gcc_debug_hooks): New hooks ignore_block,
8207 outlining_inline_function and label.
8208 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
8209 dwarf2out_frame_finish): New.
8210 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
8211 Make static, update prototype.
8212 (dwarf2_debug_hooks): Update.
8213 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
8214 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
8215 * dwarfout.c (dwarf_debug_hooks): Update.
8216 * emit-rtl.c: Include debug.h.
8217 (remove_unnecessary_notes): Use debug hook.
8218 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
8219 (final_scan_insn): Use debug hook.
8220 * integrate.c (output_inline_function): Use debug hook.
8221 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
8222 (sdb_debug_hooks): Update.
8223 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
8224 * toplev.c: Don't include xcoffout.h.
8225 (note_outlining_of_inline_function, debug_ignore_block): Remove.
8226 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
8228 * tree.h (dwarf2out_do_frame): Remove.
8230 2001-07-19 Catherine Moore <clm@cygnus.com>
8232 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
8234 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8236 * reload1.c (eliminate_regs_in_insn): When updating a set
8237 to the frame pointer to the hardware frame pointer, perform
8238 the update always not just when REPLACE is set.
8240 * reload1.c (choose_reload_regs): Don't inherit a reload
8241 that crosses multiple registers if registers past the first
8242 don't fit in the desired class.
8244 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
8245 when negating constants.
8247 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
8249 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
8250 * doc/tree.texi: Ditto.
8252 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
8253 Jakub Jelinek <jakub@redhat.com>
8255 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
8256 (extract_cie_info): Handle "eh" augmentation properly,
8258 (struct frame_state, __frame_state_for): New.
8260 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8262 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
8263 HANDLE_SYSV_PRAGMA): Define.
8264 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
8266 (copy_object): Caller changed.
8268 2001-07-19 Andreas Schwab <schwab@suse.de>
8270 * configure.in (assembler dwarf2 debug_line support): Define nop
8272 * configure: Regenerated.
8274 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8276 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
8278 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
8279 to conditionally compiled block.
8280 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8281 * dbxout.h (dbxout_function): Remove.
8282 * debug.c (do_nothing_debug_hooks): Update.
8283 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
8284 global_decl, deferred_inline_function.
8285 * dwarf2out.c (dwarf2_debug_hooks): Update.
8286 (dwarf2out_global_decl): New.
8287 * dwarfout.c: Don't include dwarfout.h.
8288 (dwarfout_global_decl, dwarfout_function_decl,
8289 dwarfout_deferred_inline_function): New.
8290 (dwarf_debug_hooks): Update.
8291 * dwarfout.h: Remove.
8292 * final.c: Don't include dwarfout.h.
8293 * sdbout.c (sdbout_global_decl): New.
8294 (sdbout_debug_hooks): Update.
8295 * toplev.c: Don't include dwarfout.h.
8296 (check_global_declarations, rest_of_compilation): Use new debug hooks.
8297 (note_deferral_of_defined_inline_function): Remove.
8298 * toplev.h (note_deferral_of_defined_inline_function): Remove.
8299 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
8300 * ch/lex.c: Don't include dwarfout.h.
8301 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
8302 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
8303 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
8304 * cp/optimize.c: Include debug.h.
8305 (maybe_clone_body): Use debug hook.
8306 * cp/semantics.c: Include debug.h.
8307 (expand_body): Use debug hook.
8308 * po/POTFILES.in: Remove dwarfout.h.
8310 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8312 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
8313 * c-parse.in (yyerror, _yylex): Similarly.
8314 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
8315 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
8317 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
8318 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
8320 2001-07-18 Jeff Sturm <jsturm@one-point.com>
8322 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
8323 in-class declaration at -g1. Fixes c++/2814.
8325 2001-07-18 Richard Henderson <rth@redhat.com>
8327 * doc/md.texi (reload_in/out): Document restrictions in predicates
8328 and constraints for these patterns. Document empty string matching
8331 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8333 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
8335 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8337 * cse.c: Undo my previous patch.
8339 2001-07-18 Tom Tromey <tromey@redhat.com>
8342 * configure: Rebuilt.
8343 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
8345 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
8347 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
8348 Jan Hubicka <jh@suse.cz>
8350 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
8351 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
8352 * jump.c (mark_jump_label): Do not forward branches.
8354 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
8356 * cse.c (delete_trivially_dead_insns): Delete the libcall block
8357 when return value is unused.
8359 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8361 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
8363 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
8365 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
8366 on error. We can't blindly return the result of
8367 pthread_mutex_trylock because it returns a positive number on
8368 error, while we must return -1 on error.
8369 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
8371 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
8373 2001-07-18 Andreas Jaeger <aj@suse.de>
8375 * integrate.c (output_inline_function): Correct type of debug_hooks.
8377 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
8379 * combine.c (combine_simplify_rtx): DIV can be treated
8380 associatively for floats if unsafe math optimisations are enabled.
8382 2001-07-17 Richard Henderson <rth@redhat.com>
8384 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
8386 2001-07-17 Richard Henderson <rth@redhat.com>
8388 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
8389 don't force the function address into a register.
8390 (expand_call, emit_library_call_value_1): Update callers.
8391 * builtins.c (expand_builtin_apply): Likewise.
8392 * expr.h (prepare_call_address): Update decl.
8394 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
8396 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
8398 * config/i386/chorus.h: Move up.
8399 * config/sparc/chorus.h: Likewise.
8400 * config/rs6000/chorus.h: Likewise.
8401 * config/chorus.h: Moved here.
8403 2001-07-17 Andreas Schwab <schwab@suse.de>
8405 * configure.in (assembler eh_frame optimization): Handle big
8407 * configure: Regenerated.
8409 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
8411 * expr.c (epxand_expr): Convert divisions into multiplications by
8412 reciprocals if -ffast-math.
8414 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
8416 * dbxout.c (dbxout_really_begin_function): Rename to
8417 dbxout_begin_function.
8418 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8419 (dbxout_begin_function): Remove.
8420 (dbxout_function): Update.
8421 (dbxout_source_line): Update prototype.
8422 * dbxout.h (dbxout_begin_function): Remove.
8423 * debug.c (do_nothing_debug_hooks): Update.
8424 (debug_nothing_tree): Update.
8425 (debug_nothing_charstar_rtx): Remove.
8426 * debug.h (union tree_node): Declare.
8427 (struct rtx_def): Remove.
8428 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
8429 begin_function. Change source_line prototype.
8430 (debug_nothing_tree): New.
8431 (debug_nothing_charstar_rtx): Delete.
8432 (dwarf2out_begin_prologue): Moved from ...
8434 * dwarf2out.c (dwarf2_debug_hooks): Update.
8435 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
8436 debug info, call dwarf2out_source_line.
8437 (dwarf2out_souce_line): Update prototype.
8438 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
8439 Change prototype, make static.
8440 (dwarfout_source_line): Update prototype.
8441 (dwarf_debug_hooks): Update.
8442 * dwarfout.h (dwarfout_begin_function): Remove.
8443 * final.c (final_start_function, final_scan_insn): Use appropriate
8444 debug hooks, update to use notice_source_line.
8445 (output_source_line): Rename notice_source_line. Don't call the
8446 source_line debug hook.
8447 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
8448 make static, update prototype.
8449 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
8451 (sdbout_end_prologue): New.
8452 (sdbout_source_line): Update prototype.
8453 (sdbout_debug_hooks): Update.
8454 (sdbout_symbol): Remove unused var.
8455 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
8457 * varasm.c: Include debug.h.
8458 (assemble_start_function): Use begin_function debug_hook.
8459 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8460 update with prototype.
8461 (xcoffout_source_line): Update prototype.
8462 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8464 (xcoffout_source_line): Update prototype.
8466 2001-07-17 Richard Henderson <rth@redhat.com>
8468 * c-typeck.c (build_binary_op): Do not shorten unsigned
8469 right shift after sign extension.
8471 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
8473 * combine.c (combine_simplify_rtx): Attempt to simplify
8474 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
8476 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
8477 (simplify_binary_operation, simplify_unary_operation,
8478 simplify_relational_operation): Use it.
8480 * combine.c (combine_simplify_rtx): Don't do associative law
8481 on divisions; allow associative law on floats.
8483 2001-07-17 H.J. Lu <hjl@gnu.org>
8484 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8486 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
8487 ASM_OUTPUT_WEAK_ALIAS are defined.
8488 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
8489 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
8491 * config/mips/iris5.h: ... here.
8492 (HANDLE_SYSV_PRAGMA): Defined as 1.
8493 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
8494 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
8497 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
8499 * c-parse.in (all_prefix_attributes): New variable.
8500 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
8501 (maybe_resetattrs): New production.
8502 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
8503 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
8504 notype_initdcl, nested_function, notype_nested_function,
8505 component_decl, components, components_notype,
8506 component_declarator, component_notype_declarator,
8507 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
8508 ivars, mydecl, myparm): Update. Avoid prefix attributes just
8509 after a comma being applied to more than one declarator.
8510 * doc/extend.texi (Attribute Syntax): Update. Remove
8511 documentation of bugs that are no longer present.
8513 2001-07-13 Eric Christopher <echristo@redhat.com>
8515 * config/mips/mips.h: Change TUNE_MIPS* options to use
8517 (EXTRA_SPECS): Add cc1_cpu_spec.
8518 * config/mips/mips.md (muldf3): Fix typo.
8520 2001-07-16 Richard Henderson <rth@redhat.com>
8522 * config/m68k/m68k.c: Include expr.h and reload.h.
8523 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
8524 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
8526 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8527 Richard Henderson <rth@redhat.com>
8529 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
8530 (insn_live_p): Fix fall off end of function.
8531 (dead_libcall_p): Remove COUNTS argument; update callers.
8532 (delete_trivially_dead_insns): Remove unused variables.
8534 2001-07-17 Andreas Jaeger <aj@suse.de>
8536 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
8539 * lcm.c (optimize_mode_switching): Avoid warning for unused
8540 variable if !NORMAL_MODE.
8542 * flow.c (try_crossjump_to_edge): Remove unused variable.
8544 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8546 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
8547 atexit declaration in stdlib.h.
8549 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
8551 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
8553 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8555 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
8556 * except.c (finish_eh_generation): Update call of cleanup_cfg;
8557 do rebuild_jump_labels instead of jump_optimize
8558 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
8559 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
8560 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
8562 * flow.c: Include timevar.h
8563 (find_basic_block): Push/pop timevar;
8564 (cleanup_cfg): Likewise.
8565 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
8566 * Makefile: Add dependencies on timevar.h
8568 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
8569 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
8571 * rtl.h (delete_trivially_dead_insns): Add new parameter.
8572 * toplev.c (rest_of_compilation): Update calls.
8573 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
8574 (delete_trivially_dead_insns): ... here; accept new argument
8575 preserve_basic_blocks; preserve basic blocks if set.
8577 * reg-stack.c (stack_regs_mentioned): Return 0 if
8578 stack_regs_mentioned_data is not initialized.
8579 (reg_to_stack): Make stack_regs_mentioned survive after the
8580 reg-stack is completted; do not call cleanup_cfg.
8581 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
8582 make cleanup_cfg after bb-reorder to output to debug file.
8584 2001-07-16 Richard Henderson <rth@redhat.com>
8586 * regclass.c (init_reg_sets): Use only 32 bits per initializer
8587 from int_reg_class_contents.
8589 2001-07-16 Richard Henderson <rth@redhat.com>
8591 * hard-reg-set.h (regs_invalidated_by_call): Declare.
8592 * regclass.c (regs_invalidated_by_call): Move from cse.c.
8593 (init_reg_sets_1): Move initialization from cse_main.
8594 * cse.c (regs_invalidated_by_call): Move to regclass.c.
8595 (cse_main): Move its initialization also.
8596 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
8597 * flow.c (propagate_one_insn): Likewise.
8598 * gcse.c (compute_hash_table): Likewise.
8599 (compute_kill_rd, compute_store_table): Likewise.
8600 * sched-deps.c (sched_analyze_1): Likewise.
8602 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
8604 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
8607 2001-07-16 Steve Ellcey <sje@cup.hp.com>
8609 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
8610 in if statement so we don't access undefined memory.
8612 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8614 * gcse.c: Update comment at top.
8615 Update comment on mem handling.
8616 mem_last_set, mem_first_set, mem_set_in_block: gone.
8617 Declaration of reg_set_info: gone.
8618 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
8619 pointless with load_killed_in_block_p (they are *more*
8620 conservative then it, not less, and less accurate).
8621 (oprs_not_set_p): Ditto.
8622 (alloc_gcse_mem): Don't allocate mem_set_in_block
8623 (free_gcse_mem): Don't free it, either.
8624 (record_last_mem_set_info): Update comment in front, remove
8625 mem_*set_* stuff. Note the reason we don't handle stores directly
8627 (compute_hash_table): Update comments to reflect reality. Remove
8628 mem_*set_* references.
8629 (reset_opr_set_tables): Remove mem_*set_* references.
8631 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
8632 (mark_clobber): Ditto (on both parts, we double set here too).
8633 (expr_killed_p): Remove mem_set_in_block test.
8634 (compute_transp): Remove mem_set_in_block test.
8636 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
8637 of edge, and removal of phi alternative to dump file.
8638 (ssa_ccp_substitute_constants): Add note about register now being
8639 constant, and which uses were replaced in what insns to dump file.
8641 2001-07-16 Andreas Jaeger <aj@suse.de>
8643 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
8644 variables of type HOST_WIDEST_INT.
8646 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
8647 (__bb_exit_func): Correct type of count_max to avoid overflow.
8648 (num_digits): Handle long long argument.
8650 * combine.c (gen_lowpart_for_combine): Remove unused variable.
8652 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8654 * output.h (sdb_begin_function_line): Restore as an extern
8656 * sdbout.c (sdb_begin_function_line): Make extern.
8658 2001-07-15 Richard Henderson <rth@redhat.com>
8660 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
8661 * genrecog.c (maybe_both_true_mode): New.
8662 (maybe_both_true_2): Use it.
8663 (write_switch): Don't put Pmode in a switch.
8664 * rtl.c (mode arrays): Don't explicitly size them.
8666 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8668 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
8669 handling; move unconditional splitting before mode switching.
8671 * i386.md (type): Add fistp type.
8672 (i387, length_attr, scheduling definitions): Handle this type.
8673 (fix_trunc?f?i2): Revamp to use mode switching.
8674 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
8675 * i386.h (fp_cw_mode): New enum
8676 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
8677 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
8679 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8681 * Makefile.in (integrate.o): Add debug.h.
8682 * integrate.c (debug.h): Add.
8683 (output_inline_function): Save, reset, and restore debug_hooks.
8685 2001-07-15 Richard Henderson <rth@redhat.com>
8687 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
8688 instead of COMPARE for the EQUIV expression.
8690 2001-07-15 Richard Henderson <rth@redhat.com>
8692 * flow.c (redirect_edge_and_branch_force): Initialize
8693 global_live_at_start and global_live_at_end.
8694 (allocate_bb_life_data): Export.
8695 * basic-block.h (allocate_bb_life_data): Declare.
8696 * toplev.c (rest_of_compilation): Call it.
8698 2001-07-15 Richard Henderson <rth@redhat.com>
8700 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
8701 (alpha_tablejump_best_label): New.
8702 * config/alpha/alpha-protos.h: Declare them.
8703 * config/alpha/alpha.md: Use braced strings for code blocks.
8704 (tablejump_osf): Break out add with r29.
8705 (tablejump_osf_internal): Remove.
8706 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
8707 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
8709 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8711 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
8714 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
8716 * i386-protos.h (ix86_split_fp_branch): Update prototype.
8717 (ix86_fp_jump_nontrivial_p): New.
8718 * i386.md (fp_jcc_?): Update call of split_fp_branch;
8719 use ix86_fp_jump_nontrivial_p.
8720 * i386.c (ix86_fp_jump_nontrivial_p): New.
8721 (ix86_split_fp_branch): Accept code instead of rtx.
8722 (ix86_expand_compare): Expand comparison early in case
8723 doing so is resonably cheap.
8725 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
8727 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
8729 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
8730 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
8732 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
8734 * dbxout.c (dbxout_source_line): Make static, update prototype.
8735 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
8736 (dbxout_init, dbxout_finish, dbxout_source_line,
8737 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
8738 * dbxout.h (dbxout_source_line): Delete.
8739 * debug.c (debug_nothing_file, debug_nothing_file_int,
8740 debug_nothing_file_charstar_rtx): New.
8741 (do_nothing_debug_hooks): Update.
8742 (debug_nothing_void, debug_nothing_charstar_rtx,
8743 dwarf2out_end_epilogue): New.
8744 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8745 * debug.h (struct rtx_def): Declare.
8746 (gcc_debug_hooks): New hooks source_line, end_epilogue
8748 (debug_nothing_void, debug_nothing_charstar_rtx,
8749 dwarf2out_end_epilogue): New.
8750 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8751 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
8752 (dwarf2_debug_hooks): Update.
8753 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
8754 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
8755 * dwarf2out.h (dwarf2out_source_line): Remove.
8756 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
8757 Make static, update prototype.
8758 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
8759 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
8760 (dwarf_debug_hooks): Update.
8761 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
8762 dwarfout_end_function): Remove.
8763 * final.c (profile_function): Use debug hooks for ending functions
8765 (output_source_line, final_end_function): Update prototype,
8767 (final_start_function, final_scan_insn): Update.
8768 * output.h (sdb_begin_function_line): Remove.
8769 (final_end_function): Update prototype.
8770 * sdbout.c (sdb_begin_function_line): Make static.
8771 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
8772 (sdbout_source_line): New.
8773 (sdbout_end_epilogue, sdbout_end_function): Make static, update
8775 (sdb_debug_hooks): Update.
8776 (sdbout_init, sdbout_source_line,
8777 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
8778 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
8779 * toplev.c (compile_file, rest_of_compilation): Update.
8780 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
8781 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
8782 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
8783 Update for prototype changes.
8784 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
8785 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
8787 2001-07-15 Richard Henderson <rth@redhat.com>
8789 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
8790 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
8791 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
8792 * config/alpha/alpha.c: Likewise.
8793 * config/alpha/alpha.md: Likewise.
8794 * config/alpha/alpha32.h: Likewise.
8795 * config/alpha/vms.h: Likewise.
8798 2001-07-14 Richard Henderson <rth@redhat.com>
8800 * config/alpha/alpha.md: Use define_constants for unspec values.
8801 Substitute throughout.
8803 2001-07-14 Tim Josling <tej@melbpc.org.au>
8805 * tree.def (EXPON_EXPR) remove. Never supported anyway.
8807 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
8809 * pa.md: Remove unused constraints from define_split's.
8811 2001-04-14 Richard Henderson <rth@redhat.com>
8813 * ifcvt.c (find_cond_trap): Test for exit block.
8815 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
8817 Re-install recently reverted patch.
8818 * emit-rtl.c (try_split): Update mark_jump_label call.
8819 * flow.c (find_sub_basic_blocks): Likewise.
8820 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8822 (mark_all_labels): Kill second parameter.
8823 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8824 (rebuild_jump_labels, jump_optimize_minimal): Update call
8826 (jump_optimize_1): Kill crossjumping code.
8827 (mark_jump_label): Kill cross_jump parameter.
8828 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8829 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8830 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8832 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8834 (dump_file_info): Likewise.
8835 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8836 reorganize passes to do reg-stack first, bb-reorder second.
8837 * invoke.texi (-d letters doc): Remove the jump2 pass.
8839 2001-07-14 Richard Henderson <rth@redhat.com>
8841 * ifcvt.c (find_cond_trap): New.
8842 (find_if_header): Call it.
8843 (merge_if_block): Relax existing jump sanity check.
8844 * jump.c (jump_optimize_1): Remove conditional trap handling.
8846 2001-07-14 Alan Modra <amodra@bigpond.net.au>
8848 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
8850 (insn_refs_are_delayed): Correct comment.
8851 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
8852 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
8853 instead of r31. Make associated insn !TARGET_64BIT, and
8854 provide an additional 64-bit insn that clobbers r2.
8856 (udivsi3): Likewise.
8858 (umodsi3): Likewise.
8860 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
8862 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
8864 * flow.c (redirect_edge_and_branch_force, split_edge,
8865 try_crossjump_to_edge): Use set_block_for_new_insns.
8866 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
8868 2001-07-13 H.J. Lu (hjl@gnu.org)
8870 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
8873 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8875 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
8877 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
8879 * c-common.c (decl_attributes): Take a pointer to the node to
8880 which attributes are to be attached, and a flags argument.
8881 * c-common.h (enum attribute_flags): New.
8882 (decl_attributes): Update prototype.
8883 * c-decl.c (start_decl, push_parm_decl, finish_struct,
8884 finish_enum, start_function): Update calls to decl_attributes.
8885 * c-parse.in (component_declarator, component_notype_declarator,
8886 label): Update calls to decl_attributes.
8888 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
8890 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
8891 * config/avr/avr.c (legitimate_address_p): Return value changed
8892 from letter to register classes. For better debugging.
8894 2001-07-13 Kazu Hirata <kazu@hxi.com>
8896 * jump.c (reversed_comparison_code_parts): Fix comment typos.
8898 2001-07-13 H.J. Lu (hjl@gnu.org)
8900 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
8902 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
8904 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
8905 correctly for shared configurations.
8906 * config/t-libgcc-pic: New.
8907 * config/{i386,m68k,sparc}/t-openbsd: New.
8908 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
8909 Support -shared. Support debugging libraries with -g.
8910 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
8911 frame information does not emit pointer diffs.
8912 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
8915 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8917 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
8919 2001-07-13 David Edelsohn <edelsohn@gnu.org>
8921 * combine.c (try_combine): Ensure const_int pow2 is positive.
8923 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
8925 * config.gcc: Add configuration for s/390.
8926 * config/s390/s390.c: New. Subroutines for code generation.
8927 * config/s390/s390.h: New. Definitions for s/390.
8928 * config/s390/s390-protos.h: New. Prototypes.
8929 * config/s390/linux.h: New. Definitions for linux for s/390.
8930 * config/s390/linux64.h: New. Definitions for linux for zSeries.
8931 * config/s390/t-linux: New. Makefile fragment.
8932 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
8933 * config/s390/fixdfdi.h: New. Fix L_fix*di.
8935 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
8937 * emit-rtl.c (try_split): Update mark_jump_label call.
8938 * flow.c (find_sub_basic_blocks): Likewise.
8939 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8941 (mark_all_labels): Kill second parameter.
8942 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8943 (rebuild_jump_labels, jump_optimize_minimal): Update call
8945 (jump_optimize_1): Kill crossjumping code.
8946 (mark_jump_label): Kill cross_jump parameter.
8947 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8948 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8949 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8951 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8953 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8954 reorganize passes to do reg-stack first, bb-reorder second.
8955 * invoke.texi (-d letters doc): Remove the jump2 pass.
8957 2001-07-12 Steve Ellcey <sje@cup.hp.com>
8959 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
8961 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8963 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
8965 (verify_flow_info): Make diagnostics prettier.
8967 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8969 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
8971 * flow.c (outgoing_edges_match): Return early if condition reversal
8974 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
8976 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
8977 (mips_move_2words): When splitting a move into two instructions,
8978 prefix the second address operand with '%D'.
8980 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
8982 * Makefile.in (final.o): Depend on debug.h.
8983 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
8984 (dbx_debug_hooks): Add new hooks.
8985 (xcoff_debug_hooks): New.
8986 * debug.c (debug_nothing_file_int_int): New.
8987 (do_nothing_debug_hooks): Update.
8988 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
8989 (debug_nothing_file_int_int): New.
8990 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
8991 static, update prototype.
8992 (dwarf2_debug_hooks): Update.
8993 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
8994 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
8995 static, update prototype.
8996 (dwarf_debug_hooks): Update.
8997 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
8998 * final.c: Include debug.h.
8999 (final_scan_insn): Use debug hooks when beginning and ending blocks.
9000 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
9001 static, update prototype.
9002 (sdb_debug_hooks): Update.
9003 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
9004 * toplev.c: Distinguish between xcoff and dbx.
9006 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
9007 Call all debug hooks, not just dwarf ones.
9009 2001-07-11 Timothy Wall <twall@redhat.com>
9011 * config.gcc: Add configuration for AIX5/IA64.
9012 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
9013 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
9014 support prefix/suffix code.
9015 * config/ia64/t-aix: New. Makefile fragment.
9016 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
9018 2001-07-11 Kazu Hirata <kazu@hxi.com>
9020 * recog.c (validate_change): Fix a comment typo.
9022 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
9024 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
9025 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
9027 * dbxout.c (dbx_debug_hooks): Add new hooks.
9028 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
9030 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
9032 * dbxout.h (dbxout_start_new_source_file,
9033 dbxout_resume_previous_source_file): Delete.
9034 * debug.c (do_nothing_debug_hooks): Add new hooks.
9035 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9036 (debug_nothing_int_charstar, debug_nothing_int): New.
9037 * debug.h (gcc_debug_hooks): New hooks define, undef,
9038 start_source_file and end_source_file.
9039 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9040 (debug_nothing_int_charstar, debug_nothing_int): New.
9041 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
9042 the conditionally compiled section.
9043 (dwarf2out_start_source_file, dwarf2out_end_source_file,
9044 dwarf2out_define, dwarf2out_undef): Make static.
9045 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
9046 dwarf2out_define, dwarf2out_undef): Remove.
9047 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
9048 (dwarfout_start_source_file, dwarfout_end_source_file,
9049 dwarfout_define, dwarfout_undef): Make static.
9050 (dwarfout_start_source_file_check,
9051 dwarfout_end_source_file_check): New.
9052 (dwarfout_define, dwarfout_finish): Update.
9053 * dwarfout.h (dwarfout_start_new_source_file,
9054 dwarfout_resume_previous_source_file, dwarfout_define,
9055 dwarfout_undef): Remove.
9056 * sdbout.c (sdb_debug_hooks): Add new hooks.
9057 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
9059 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
9060 make static, take an arg.
9061 * sdbout.h (sdbout_start_new_source_file,
9062 sdbout_resume_previous_source_file): Delete.
9063 * toplev.c (debug_start_source_file, debug_end_source_file,
9064 debug_define, debug_undef): Delete.
9065 * toplev.h (debug_start_source_file, debug_end_source_file,
9066 debug_define, debug_undef): Delete.
9068 * java/jcf-parse.c: Include debug.h.
9069 (parse_class_file): Update to use debug hooks directly.
9070 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
9072 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9074 * alias.c (set_mem_alias_set): New function.
9075 * rtl.h (set_mem_alias_set): Declare it.
9076 * builtins.c (expand_builtin_return_addr): Call it instead of
9077 using MEM_ALIAS_SET accessor.
9078 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
9079 (get_memory_rtx, expand_builtin_va_arg): Likewise.
9080 (expand_builtin_va_copy):Likewise.
9081 * caller-save.c (setup_save_areas): Likewise.
9082 * calls.c (compute_argument_addresses): Likewise.
9083 * explow.c (set_mem_attributes): Likewise.
9084 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
9085 (expand_assignment, store_constructor_field, store_field): Likewise.
9086 (expand_expr_unaligned): Likewise.
9087 * function.c (assign_stack_temp_for_type): Likewise.
9088 (put_reg_into_stack, gen_mem_addressof): Likewise.
9089 * ifcvt.c (noce_try_cmove_arith): Likewise.
9090 * reload1.c (reload, alter_reg): Likewise.
9091 * config/alpha/alpha.c (get_aligned_mem): Likewise.
9092 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
9093 (alpha_expand_unaligned_store): Likewise
9094 (alpha_expand_unaligned_load_words): Likewise.
9095 (alpha_expand_unaligned_store_words): Likewise.
9096 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
9097 (alpha_expand_epilogue): Likewise.
9098 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
9099 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
9100 * config/i386/i386.c (legitimize_pic_address): Likewise.
9101 * config/i960/i960.c (setup_incoming_varargs): Likewise.
9102 * config/ia64/ia64.c (spill_restore_mem): Likewise.
9103 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
9104 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
9105 * config/mips/mips.c (mips_va_arg): Likewise.
9106 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9107 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
9108 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9109 (setup_incoming_varargs, rs6000_va_arg): Likewise.
9110 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
9111 (rs6000_emit_epilogue): Likewise.
9112 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
9113 * config/sparc/sparc.c (sparc_va_arg): Likewise.
9114 * config/v850/v850.c (v850_va_arg): Likewise.
9116 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
9118 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
9119 when fallthru edge is present.
9120 (mege_blocks): Handle case where creation of jump insn
9123 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
9124 CLEANUP_POST_REGSTACK): New constants.
9125 * except.c (finish_eh_generation): Update call of cleanup_cfg,
9126 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
9127 * output.h (cleanup_cfg): Update prototype.
9128 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
9129 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
9130 cleanup_cfg call; kill missleading comment.
9131 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
9132 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
9133 parameter; control optimizations performed using it.
9134 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
9135 try_crossjump_bb): New functions.
9137 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9139 * pa.c (pa_output_function_prologue): Delete prototype. Make function
9141 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
9142 pa_output_function_prologue.
9143 * pa-protos.h (pa_output_function_prologue): New prototype.
9145 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9147 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
9148 and low to get correct sign extension in low+high test.
9150 2001-07-11 Janis Johnson <janis@us.ibm.com>
9152 * gcov.c (arcdata): Use gcov_type to fix branch percentage
9153 for large hit count.
9155 * profile.c (branch_prob): Fix .bbg info for computed gotos
9158 2001-07-11 Mark Mitchell <mark@codesourcery.com>
9160 * stmt.c (parse_output_constraint): New function, split out
9162 (expand_asm_operands): ... here. Use parse_output_constraint.
9163 * tree.h (parse_output_constraint): Declare it.
9165 2001-07-11 Richard Henderson <rth@redhat.com>
9167 * bitmap.c: Comment some functions; fiddle whitespace.
9168 (bitmap_free): Don't export.
9169 (bitmap_element_allocate): Use memset.
9170 * bitmap.h (bitmap_free): Don't declare.
9172 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
9174 * gcse.c, lcm.c, sched-deps.c:
9175 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
9177 * flow.c (flow_loops_find): Free dom if we found no loops, since
9178 we aren't going to save it.
9180 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
9183 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
9185 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
9187 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9189 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
9190 #ifndef DWARF2_DEBUGGING_INFO.
9192 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9194 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
9196 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9198 * config/mips/mips.c (gen_int_relational): Tell the caller not to
9199 reverse a branch if a NE comparison is implemented with GTU.
9201 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9202 H.J. Lu <hjl@gnu.org>
9204 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
9206 (call_internal2): Likewise.
9207 (call_value_internal1): Likewise.
9208 (call_value_internal2): Likewise.
9209 (call_value_multiple_internal1): Likewise.
9210 (call_value_multiple_internal2): Likewise.
9212 2001-07-10 Kazu Hirata <kazu@hxi.com>
9214 * calls.c (emit_library_call_value_1): Fix a comment typo.
9215 * dwarf2out.c (mem_loc_descriptor): Likewise.
9216 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
9218 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
9220 * simplify-rtx.c (simplify_subreg): Fix typo in comment
9222 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9224 * recog.c (offsettable_address_p): Handle LO_SUM case.
9225 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
9226 instead of plus_constant.
9228 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9230 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
9231 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
9233 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9235 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
9236 adjust_address_nv instead of plus_constant.
9238 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
9240 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
9241 dwarf2out.o): Depend on debug.h, wrap long lines.
9242 * dbxout.c: Include debug.h.
9243 (dbx_debug_hooks): New.
9244 (dbxout_init): Make static, take just 2 args.
9245 (dbxout_finish): Make static.
9246 * dbxout.h (dbxout_init, dbxout_finish): Delete.
9247 * debug.c: New file.
9248 * debug.h: New file.
9249 * dwarf2out.c: Include debug.h.
9250 (dwarf2_debug_hooks): New.
9251 (dwarf2out_init): Make static.
9252 (dwarf2out_finish): Make static, take 2 args.
9253 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
9254 * dwarfout.c: Include debug.h.
9255 (dwarf_debug_hooks): New.
9256 (dwarfout_init): Make static.
9257 (dwarfout_finish): Make static, take 2 args.
9258 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
9259 * sdbout.c: Include debug.h.
9260 (sdb_debug_hooks): New.
9261 (sdbout_init): Make static, take 2 args.
9262 * sdbout.h (sdbout_init): Delete.
9263 * toplev.c: Include debug.h.
9265 (compile_file): Set deubg_hooks based on command line options.
9266 Use the hooks unconditionally rather than conditional compilation.
9268 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
9270 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
9271 first_insn_after_basic_block_note instead.
9273 * df.c (df_bb_refs_unlink): #if 0 out for now.
9275 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
9277 * ssa.h: Add prototype for ssa_const_prop
9278 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
9279 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
9280 (ssa_fast_dce): Remove unused variable
9282 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9284 * diagnostic.c (finish_diagnostic): Rename to
9285 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
9288 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
9290 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
9293 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
9294 (dump_file): Only pad the demangled name with spaces if the
9295 mangled name was padded with spaces.
9297 2001-07-10 Bernd Schmidt <bernds@redhat.com>
9299 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
9302 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9304 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
9305 extraction if no direct load if either EXPAND_CONST_ADDRESS or
9308 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
9309 whether can put offset inside LO_SUM to check mode alignment, not size.
9311 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9313 * doc/tm.texi (Misc): Fix thinko.
9315 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
9317 * regmove.c (replace_in_call_usage): Fix warnings.
9318 * sched-deps.c (add_dependence): Fix warnings.
9319 * simplify-rtx.c (simplify_subreg): Likewise.
9320 Return NULL_RTX instead of NULL.
9322 * reg-stack.c (emit_swap_insn): Eliminate warnings.
9323 (subst_asm_stack_regs): Likewise.
9325 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
9328 * dwarf2out.c (output_call_frame_info): Declare i as int.
9329 (build_abbrev_table): Declare n_alloc as int.
9330 (dwarf2out_finish): Initialize die.
9331 * except.c: Declare sjlj_funcdef_number as unsigned.
9332 (connect_post_landing_pads): Declare j as unsigned.
9333 (convert_to_eh_region_ranges): Initialize call_site.
9334 (output_function_exception_table): Initialize tt_format_size.
9335 * expr.c (move_by_pieces_1): Initialize to1.
9336 (store_constructor): Initialize minelt and maxelt.
9337 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
9338 * function.c (instantiate_decls): Avoid signed/unsigned warning.
9340 * c-decl.c (combine_parm_decls): Unused, remove.
9341 * c-tree.h: Remove prototype for combine_parm_decls.
9343 * reload.c (push_reload): Fix warning.
9344 (regno_clobbered_p): Likewise.
9345 * reload1.c (replace_pseudos_in_call_usage): Likewise.
9346 (reload_combine): Likewise.
9348 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
9349 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
9351 * bitmap.c (bitmap_operation): Change user.
9352 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
9354 2001-07-10 Eric Christopher <echristo@redhat.com>
9356 * config/mips/mips.c (override_options): Fix typo.
9358 2001-07-09 Stan Shebs <shebs@apple.com>
9360 * target.h (struct gcc_target): New fields init_builtins and
9362 * target-def.h (TARGET_INIT_BUILTINS): New macro.
9363 (TARGET_EXPAND_BUILTIN): New macro.
9364 (TARGET_INITIALIZER): Add them.
9365 * builtins.c: Include target.h.
9366 (expand_builtin): Use targetm.expand_builtin.
9367 (default_init_builtins): New function.
9368 (default_expand_builtin): New function.
9369 * expr.h (default_init_builtins): Declare.
9370 (default_expand_builtin): Declare.
9371 * c-common.c (c_common_nodes_and_builtins): Use
9372 targetm.init_builtins.
9373 * defaults.h (MD_INIT_BUILTINS): Remove.
9374 * Makefile.in (builtins.o): Depend on target.h.
9376 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
9377 (TARGET_EXPAND_BUILTIN): Define.
9378 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
9379 (MD_EXPAND_BUILTIN): Remove.
9381 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
9382 (TARGET_EXPAND_BUILTIN): Define.
9383 (c4x_init_builtins): Make endlink arg a local.
9384 (c4x_print_operand): Fix typos in adjust_address usages.
9385 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
9386 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
9387 (MD_EXPAND_BUILTIN): Remove.
9389 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
9390 (TARGET_EXPAND_BUILTIN): Define.
9391 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
9392 (ix86_init_builtins): Call new function only if TARGET_MMX.
9393 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
9394 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
9395 (MD_EXPAND_BUILTIN): Remove.
9397 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
9398 (TARGET_EXPAND_BUILTIN): Define.
9399 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
9400 (MD_EXPAND_BUILTIN): Remove.
9402 * doc/tm.texi: Document these changes.
9404 2001-07-09 Diego Novillo <dnovillo@redhat.com>
9406 * basic-block.h (tree_node): Forward declare if needed.
9407 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
9408 (BLOCK_HEAD_TREE): Define.
9409 (BLOCK_END_TREE): Define.
9410 (struct loops): Rename field 'tree' to 'tree_root'.
9411 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
9413 (flow_loops_tree_build): Rename reference to field 'tree' to
9415 (flow_loops_level_compute): Ditto.
9416 * predict.c (estimate_bb_frequencies): Ditto.
9417 * tree.h (struct tree_common): Add field 'aux'.
9419 2001-07-09 Stan Shebs <shebs@apple.com>
9421 * config/darwin.c (darwin_encode_section_info): Don't mark any
9422 DECL_EXTERNAL node as defined.
9424 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9426 * pa.c (pa_init_machine_status, pa_mark_machine_status,
9427 pa_free_machine_status, hppa_init_pic_save): Delete.
9428 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
9429 (hppa_profile_hook): Use hppa_pic_save_rtx.
9430 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
9431 hppa_init_pic_save): Delete.
9432 (hppa_pic_save_rtx): Declare.
9433 * pa.md (call, call_value, sibcall, sibcall_value,
9434 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
9436 2001-07-09 Kazu Hirata <kazu@hxi.com>
9438 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
9439 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
9441 2001-07-09 Andreas Jaeger <aj@suse.de>
9443 * output.h: Add declaration of final_forward_branch_p.
9445 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
9447 * varray.c: Include errors.h for internal_error and trim_filename
9450 * Makefile.in (varray.o): Add errors.h.
9452 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
9454 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
9455 * optabs.c (have_add2_insn): Check whether the add insn chosen
9456 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
9457 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
9459 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
9461 * Makefile.in (OBJS): Add ssa-ccp.o
9462 (ssa-ccp.o): Add dependencies.
9463 * toplev.c (DFI_ssa_ccp): New dump file enum.
9464 (dump_file): Add entry for dumping after SSA CCP.
9465 (flag_ssa_ccp): New flag variable.
9466 (f_options): Add -fssa-ccp.
9467 (rest_of_compilation): Run SSA CCP if requested.
9468 * timevar.def (TV_SSA_CCP): New timevar.
9469 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
9470 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
9471 Fix minor typo in SSA DCE documentation.
9472 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
9473 Add documentation for new dump option. Renumber dump files
9476 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9478 * emit-rtl.c (gen_highpart_mode): New.
9479 * rtl.h (gen_highpart_mode): Declare.
9480 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
9481 operand can be VOIDmode constant.
9483 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
9485 * flow.c (redirect_edge_and_branch_force): New.
9486 (can_fallthru): Ensure that basic blocks are succeeding.
9487 (try_optimize_cfg): Do not delete basic block if it is the last one.
9489 * flow.c (try_redirect_by_replacing_jump): Do not remove
9490 jumps with side effects, unlink chain on fallthru edge;
9491 set block for new jump instruction; avoid basic block to
9492 over by line number note.
9494 * flow.c (try_simplify_condjump): Verify that the condjump
9495 is not always falling trought.
9498 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9500 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9501 (try_redirect_by_replacing_jump): Update properly the count
9502 and frequency information.
9504 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9506 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
9507 address that is a LO_SUM specially.
9508 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
9510 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
9512 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
9513 (operand_subword): Use them.
9514 (change_address_1): Renamed from change_address; new arg VALIDATE.
9515 * expr.h: Reflect above changes; change_address now macro.
9516 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
9518 * cselib.c (add_mem_for_addr): Likewise.
9519 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
9520 * regmove.c (try_apply_stack_adjustment): Likewise.
9521 * reload.c (push_reload, make_memloc): Likewise.
9522 * reload1.c (eliminate_regs): Likewise.
9523 * simplify-rtx.c (simplify_replace_rtx): Likewise.
9524 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
9526 * combine.c (make_extraction, simplify_shift_const): Likewise.
9527 (gen_lowpart_for_combine): Likewise.
9528 * cse.c (gen_lowpart_if_possible): Likewise.
9529 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
9530 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
9531 * optabs.c (gen_move_insn): Likewise.
9532 * reload1.c (alter_reg): Likewise.
9533 * simplify-rtx.c (simplify_subreg): Likewise.
9534 * stmt.c (expand_anon_union_decl): Likewise.
9535 * recog.c (validate_replace_rtx_1): Likewise.
9537 * Makefile.in (recog.o): Add $(EXPR_H).
9538 * explow.c (stabilize): Call replace_equiv_address.
9539 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
9540 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
9542 2001-07-03 Andrew Haley <aph@redhat.com>
9544 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
9545 the mode of the memory location.
9547 2001-07-09 Bo Thorsen <bo@suse.co.uk>
9549 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
9551 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
9553 * final.c (output_addr_const): Use target opening and
9554 closing parentheses.
9555 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
9556 defaults, add to TARGET_ASM_OUT.
9557 * target.h (struct gcc_target): Add open_paren and close_paren.
9558 * doc/md.texi: Update.
9559 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
9560 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
9561 TARGET_ASM_CLOSE_PAREN.
9562 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9564 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9566 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
9567 * config/a29k/a29k.h: Similarly.
9568 * config/alpha/alpha.h: Similarly.
9569 * config/arc/arc.h: Similarly.
9570 * config/arm/aof.h: Similarly.
9571 * config/arm/aout.h: Similarly.
9572 * config/avr/avr.h: Similarly.
9573 * config/c4x/c4x.h: Similarly.
9574 * config/clipper/clipper.h: Similarly.
9575 * config/convex/convex.h: Similarly.
9576 * config/d30v/d30v.h: Similarly.
9577 * config/dsp16xx/dsp16xx.h: Similarly.
9578 * config/elxsi/elxsi.h: Similarly.
9579 * config/fr30/fr30.h: Similarly.
9580 * config/h8300/h8300.h: Similarly.
9581 * config/i370/i370.h: Similarly.
9582 * config/i386/i386.h: Similarly.
9583 * config/i860/i860.h: Similarly.
9584 * config/i960/i960.h: Similarly.
9585 * config/ia64/ia64.h: Similarly.
9586 * config/m32r/m32r.h: Similarly.
9587 * config/m68hc11/m68hc11.h: Similarly.
9588 * config/m68k/m68k.h: Similarly.
9589 * config/m88k/m88k.h: Similarly.
9590 * config/mcore/mcore.h: Similarly.
9591 * config/mips/mips.h: Similarly.
9592 * config/mn10200/mn10200.h: Similarly.
9593 * config/mn10300/mn10300.h: Similarly.
9594 * config/ns32k/ns32k.h: Similarly.
9595 * config/pa/pa.h: Similarly.
9596 * config/pdp11/pdp11.h: Similarly.
9597 * config/pj/pj.h: Similarly.
9598 * config/romp/romp.h: Similarly.
9599 * config/rs6000/rs6000.h: Similarly.
9600 * config/sh/sh.h: Similarly.
9601 * config/sparc/sparc.h: Similarly.
9602 * config/v850/v850.h: Similarly.
9603 * config/vax/vax.h: Similarly.
9604 * config/we32k/we32k.h: Similarly.
9606 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
9608 * doc/c-tree.texi: Document representation of attributes.
9610 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9612 * doc/tm.texi: Update some places for the rename of target to
9615 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9617 * target.h (struct gcc_target): Add insert_attributes.
9618 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
9619 (TARGET_INITIALIZER): Update.
9620 * tree.c, tree.h (default_insert_attributes): New function.
9621 Update comments on other default functions to refer to targetm,
9623 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
9624 TARGET_INSERT_ATTRIBUTES.
9625 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
9626 * c-common.c (decl_attributes): Use targetm.insert_attributes.
9627 Don't use PRAGMA_INSERT_ATTRIBUTES.
9628 * Makefile.in (c-common.o): Depend on $(TARGET_H).
9629 * c-decl.c (start_decl, start_function): Don't call
9630 SET_DEFAULT_DECL_ATTRIBUTES.
9631 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9632 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
9634 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
9635 (c4x_check_attribute): Avoid modifying attribute list itself.
9636 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
9638 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
9639 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
9641 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
9642 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
9644 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9645 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
9647 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
9648 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
9649 Adjust parameters. Make static.
9651 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9653 * c-common.c (decl_attributes): Only take a single attributes
9655 * c-common.h (decl_attributes): Update prototype.
9656 * c-decl.c (start_decl, start_function): Only take a single
9657 attributes parameter. Update calls to decl_attributes.
9658 (finish_struct, finish_enum): Update calls to decl_attributes.
9659 (push_parm_decl): Expect unified list of attributes. Update call
9661 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
9662 notype_nested_function, component_declarator,
9663 component_notype_declarator, label): Update calls to
9665 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
9666 lists that are passed to push_parm_decl.
9667 * c-tree.h (start_function, start_decl): Update prototypes.
9668 * config/sh/sh-protos.h, config/sh/sh.c
9669 (sh_pragma_insert_attributes): Only take a single attributes
9671 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
9672 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
9673 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
9674 build_module_descriptor, generate_static_references,
9675 generate_strings, build_selector_translation_table,
9676 generate_descriptor_table, generate_protocols,
9677 generate_ivars_list, generate_dispatch_table,
9678 generate_protocol_list, generate_category,
9679 generate_shared_structures, really_start_method, add_objc_decls,
9680 generate_classref_translation_entry): Update calls to start_decl
9682 (build_tmp_function_decl, start_method_def): Unify attribute lists
9683 that are passed to push_parm_decl.
9685 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
9687 * final.c (no_asm_to_stream): New.
9688 (final_scan_insn): Use target structures for prologue ends
9689 and epilogue starts.
9690 * output.h (no_asm_to_stream): New.
9691 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
9692 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
9693 (TARGET_ASM_OUT): Update.
9694 * target.h (struct gcc_target): New members function_end_prologue
9695 and function_begin_epilogue.
9696 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
9697 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
9698 * config/alpha/alpha.c (output_end_prologue): Rename to
9699 alpha_output_function_end_prologue. Use in target struct
9701 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
9702 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
9703 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
9704 ia64_output_function_end_prologue. Use in target struct
9706 (ia64_function_prologue, ia64_funciton_epilogue): Rename
9707 mistyped prototypes.
9708 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
9709 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
9711 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
9712 an use in target struct, make static.
9713 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
9716 2001-07-08 Richard Henderson <rth@redhat.com>
9718 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
9720 2001-07-08 Richard Henderson <rth@redhat.com>
9722 * config/i386/i386.md: Remove constraints strings from define_split
9723 and define_peephole2 patterns.
9724 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
9725 (eh_return): Use them.
9727 2001-07-08 Richard Henderson <rth@redhat.com>
9729 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
9730 Document MD_FALLBACK_FRAME_STATE_FOR.
9732 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9734 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
9735 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
9737 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
9739 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
9741 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
9742 of the label inside NAME as opposed to just the end of NAME.
9744 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
9746 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
9747 * config/alpha/alpha.c (alpha_init_machine_status,
9748 alpha_mark_machine_status, alpha_free_machine_status): Delete.
9749 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
9750 (vms_valid_decl_attribute_p): Make static, conditionally compile.
9751 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
9753 2001-07-06 Stan Shebs <shebs@apple.com>
9755 * target.h (targetm): Rename global from "target", so as not to
9756 conflict with local variables.
9758 * c-typeck.c: Ditto.
9762 * cp/decl2.c: Ditto.
9763 * cp/typeck.c: Ditto.
9764 * 1750a/1750a.c: Ditto.
9765 * a29k/a29k.c: Ditto.
9769 * clipper/clipper.c: Ditto.
9770 * convex/convex.c: Ditto.
9771 * d30v/d30v.c: Ditto.
9772 * dsp16xx/dsp16xx.c: Ditto.
9773 * elxsi/elxsi.c: Ditto.
9774 * fr30/fr30.c: Ditto.
9775 * h8300/h8300.c: Ditto.
9776 * i370/i370.c: Ditto.
9777 * i386/i386.c: Ditto.
9778 * i860/i860.c: Ditto.
9779 * i960/i960.c: Ditto.
9780 * ia64/ia64.c: Ditto.
9781 * m32r/m32r.c: Ditto.
9782 * m68hc11/m68hc11.c: Ditto.
9783 * m68k/m68k.c: Ditto.
9784 * m88k/m88k.c: Ditto.
9785 * mips/mips.c: Ditto.
9786 * ns32k/ns32k.c: Ditto.
9788 * pdp11/pdp11.c: Ditto.
9789 * romp/romp.c: Ditto.
9790 * rs6000/rs6000.c: Ditto.
9792 * sparc/sparc.c: Ditto.
9794 * we32k/we32k.c: Ditto.
9795 * doc/tm.texi: Update the manual to match.
9797 2001-07-06 Richard Henderson <rth@redhat.com>
9799 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
9800 DWARF2_UNWIND_INFO not just whether it is defined.
9802 2001-07-06 Diego Novillo <dnovillo@redhat.com>
9804 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
9805 call to simplify_binary_operation returns a new pattern.
9807 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9809 * glimits.h (__SHRT_MAX__): New.
9810 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
9811 (SHRT_MAX): Define in terms of __SHRT_MAX__.
9813 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
9815 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
9818 2001-07-06 Richard Henderson <rth@redhat.com>
9820 * bitmap.c (bitmap_release_memory): Move adjacent to the
9821 allocation functions.
9822 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
9823 the implementation. Binary search for the set bit.
9824 (bitmap_union_of_diff): Allocate the temporary on the stack
9825 instead of using xmalloc.
9827 2001-07-06 Richard Henderson <rth@redhat.com>
9829 * genrecog.c (validate_pattern): Warn for constraints in
9830 define_{expand,split,peephole2}. Remove strict_low_part
9831 before looking up match_dup.
9833 2001-07-06 DJ Delorie <dj@redhat.com>
9835 * doc/gcc.texi (Makefile): Rename to be a more general purpose
9836 chapter about various build hints and history. Add section
9837 talking about the various types of native and cross builds.
9839 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
9841 * Makefile.in (final.o): Depend on target.h.
9842 * final.c: Include target.h.
9843 (default_function_pro_epilogue): New.
9844 (final_start_function): Use target structure for function prologues.
9845 (final_end_function): Use target structure for function epilogues.
9846 * fold-const.c (real_hex_to_f): Constify s and p.
9847 * output.h (default_function_pro_epilogue): New.
9848 * real.h (real_hex_to_f): Update prototype.
9849 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
9850 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
9851 (TARGET_INITIALIZER): Update.
9852 * target.h (gcc_target): Add struct asm_out.
9853 * doc/tm.texi: Update.
9856 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
9857 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
9858 in cpu/cpu.c, or rename old functions consistently. Take
9859 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
9860 redundant macros and prototypes. Make new functions static.
9862 * 1750a/1750a.c: Similarly.
9863 * 1750a/1750a.h: Similarly.
9864 * a29k/a29k-protos.h: Similarly.
9865 * a29k/a29k.c: Similarly.
9866 * a29k/a29k.h: Similarly.
9867 * arc/arc-protos.h: Similarly.
9868 * arc/arc.c: Similarly.
9869 * arc/arc.h: Similarly.
9870 * arm/arm-protos.h: Similarly.
9871 * arm/arm.c: Similarly.
9872 * arm/arm.h: Similarly.
9873 * avr/avr-protos.h: Similarly.
9874 * avr/avr.c: Similarly.
9875 * avr/avr.h: Similarly.
9876 * clipper/clipper-protos.h: Similarly.
9877 * clipper/clipper.c: Similarly.
9878 * clipper/clipper.h: Similarly.
9879 * convex/convex.c: Similarly.
9880 * convex/convex.h: Similarly.
9881 * d30v/d30v-protos.h: Similarly.
9882 * d30v/d30v.c: Similarly.
9883 * d30v/d30v.h: Similarly.
9884 * d30v/d30v.md: Similarly.
9885 * dsp16xx/dsp16xx-protos.h: Similarly.
9886 * dsp16xx/dsp16xx.c: Similarly.
9887 * dsp16xx/dsp16xx.h: Similarly.
9888 * elxsi/elxsi.c: Similarly.
9889 * elxsi/elxsi.h: Similarly.
9890 * fr30/fr30.c: Similarly.
9891 * fr30/fr30.md: Similarly.
9892 * h8300/h8300-protos.h: Similarly.
9893 * h8300/h8300.c: Similarly.
9894 * h8300/h8300.h: Similarly.
9895 * i370/i370-protos.h: Similarly.
9896 * i370/i370.c: Similarly.
9897 * i370/i370.h: Similarly.
9898 * i386/i386.c: Similarly.
9899 * i386/osf1elf.h: Similarly.
9900 * i386/osfrose.h: Similarly.
9901 * i860/i860-protos.h: Similarly.
9902 * i860/i860.c: Similarly.
9903 * i860/i860.h: Similarly.
9904 * i960/i960-protos.h: Similarly.
9905 * i960/i960.c: Similarly.
9906 * i960/i960.h: Similarly.
9907 * ia64/ia64-protos.h: Similarly.
9908 * ia64/ia64.c: Similarly.
9909 * ia64/ia64.h: Similarly.
9910 * m32r/m32r-protos.h: Similarly.
9911 * m32r/m32r.c: Similarly.
9912 * m32r/m32r.h: Similarly.
9913 * m68hc11/m68hc11-protos.h: Similarly.
9914 * m68hc11/m68hc11.c: Similarly.
9915 * m68hc11/m68hc11.h: Similarly.
9916 * m68k/crds.h: Similarly.
9917 * m68k/dpx2.h: Similarly.
9918 * m68k/m68k-protos.h: Similarly.
9919 * m68k/m68k.c: Similarly.
9920 * m68k/m68k.h: Similarly.
9921 * m68k/news.h: Similarly.
9922 * m88k/m88k-protos.h: Similarly.
9923 * m88k/m88k.c: Similarly.
9924 * m88k/m88k.h: Similarly.
9925 * mips/mips-protos.h: Similarly.
9926 * mips/mips.c: Similarly.
9927 * mips/mips.h: Similarly.
9928 * ns32k/merlin.h: Similarly.
9929 * ns32k/ns32k.c: Similarly.
9930 * ns32k/ns32k.h: Similarly.
9931 * ns32k/tek6000.h: Similarly.
9932 * pa/pa-protos.h: Similarly.
9933 * pa/pa.c: Similarly.
9934 * pa/pa.h: Similarly.
9935 * pdp11/2bsd.h: Similarly.
9936 * pdp11/pdp11-protos.h: Similarly.
9937 * pdp11/pdp11.c: Similarly.
9938 * pdp11/pdp11.h: Similarly.
9939 * romp/romp-protos.h: Similarly.
9940 * romp/romp.c: Similarly.
9941 * romp/romp.h: Similarly.
9942 * rs6000/rs6000-protos.h: Similarly.
9943 * rs6000/rs6000.c: Similarly.
9944 * rs6000/rs6000.h: Similarly.
9945 * rs6000/sysv4.h: Similarly.
9946 * sh/sh-protos.h: Similarly.
9947 * sh/sh.c: Similarly.
9948 * sh/sh.h: Similarly.
9949 * sparc/sparc-protos.h: Similarly.
9950 * sparc/sparc.c: Similarly.
9951 * sparc/sparc.h: Similarly.
9952 * vax/vax.c: Similarly.
9953 * vax/vax.h: Similarly.
9954 * vax/vms.h: Similarly.
9955 * we32k/we32k.c: Similarly.
9956 * we32k/we32k.h: Similarly.
9958 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
9960 * basic-block.h (first_insn_after_basic_block_note): Declare.
9961 * flow.c (first_insn_after_basic_block_note): Define. Moved
9963 * ssa.c (first_insn_after_basic_block_note): Remove.
9964 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
9966 (ssa_eliminate_dead_code): Properly update the CFG and PHI
9967 nodes when we find a dead conditional branch. Insert BARRIERs
9968 after any blocks with no successors, but which do not have
9971 2001-07-06 Zack Weinberg <zackw@stanford.edu>
9973 * varray.c (varray_check_failed): Use internal_error.
9975 2001-07-05 Andrew Haley <aph@redhat.com>
9977 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
9978 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
9979 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
9981 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
9983 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
9984 reference if the target constant is also a SYMBOL_REF.
9986 2001-07-05 Eric Christopher <echristo@redhat.com>
9988 * config/mips/mips.h (MASK_MIPS3900): Remove.
9989 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
9990 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
9991 (TARGET_MIPS3900): Change to use mips_arch.
9992 (TARGET_MIPS4000): New.
9993 (TARGET_MIPS4100): New.
9994 (TARGET_MIPS4300): New.
9995 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
9996 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
9998 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
9999 (ISA_HAS_BRANCHLIKELY): To here.
10000 (CC1_CPU_SPEC): New.
10001 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
10002 (mips_arch_string): Declare.
10003 (mips_arch): Declare.
10004 (TARGET_OPTIONS): Add -march and -mtune.
10006 * config/mips/mips.c (mips_arch_string): New.
10008 (override_options): Handle -march for codegen and -mtune
10009 for scheduling. Use mips_arch. Move tx39 target default here.
10010 (mips_parse_cpu): Move error message to override_options.
10012 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
10014 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
10016 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
10017 (MIPS Options): Ditto. Change mcpu entry to historical text.
10019 2001-07-05 H.J. Lu (hjl@gnu.org)
10021 * config/mips/mips.c (mips_parse_cpu): New function to parse
10024 2001-07-05 Jim Wilson <wilson@redhat.com>
10026 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
10027 * config/ia64/t-ia64: Likewise.
10028 (LIB1ASMFUNCS): Update comment.
10030 2001-07-05 David Edelsohn <edelsohn@gnu.org>
10032 * doc/install.texi (Install GCC: Binaries): Fix typo.
10034 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10036 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
10037 reference using the stack pointer, adjust it since we push Y
10039 ("*ashrsi3"): Likewise.
10040 ("*lshrsi3"): Likewise.
10042 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10044 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
10045 when -fomit-frame-pointer is used.
10047 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
10049 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
10050 (try_redirect_by_replacing_jump): Reverse updating properly the
10051 count and frequency information. Reverse removing cc0 setter.
10052 (forwarder_block_p): Reverse fixing for fallthru blocks.
10054 2001-07-05 DJ Delorie <dj@redhat.com>
10056 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
10057 (translate_options): If the above is defined, use it to map
10058 given options to new options.
10059 * doc/tm.texi: Document it.
10061 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
10062 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10064 * doc/invoke.texi (Optimize Options): Document that -fgcse may
10065 cause programs using computed gotos to run more slowly.
10067 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10069 * doc/install.texi (Specific): Markup, spelling and typo fixes.
10071 Consistently require binutils 2.11.2, not prereleases.
10072 (Specific, decstation-*): Canonicalize as mips-dec-*.
10073 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
10075 (Specific, m68k-altos): Removed reference to README.altos, deleted.
10076 (Specific, mips-*): Reword MIPS C compiler requirements.
10077 (Specific, powerpc*-*-*): New, mention --with-cpu once.
10078 (Specific, sunv5): Removed, obsolete.
10080 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
10082 * dwarf2out.c (output_loc_list): Use an all ones mask for
10083 .text asm output and don't rely on long long
10084 literals. Reformat some long lines.
10086 2001-07-05 Andreas Jaeger <aj@suse.de>
10088 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
10091 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10093 * dwarf2out.c (dwarf2out_define): Update comment.
10094 (dwarf2out_undef): Ditto.
10095 (dwarf2out_start_source_file): Ditto.
10096 (dwarf2out_end_source_file): Ditto.
10097 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
10098 since we never call the start/end debug hook for the primary file.
10100 2001-07-04 Kazu Hirata <kazu@hxi.com>
10102 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
10105 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10107 * cppinit.c (remove_dup_dirs): Inform if a system include
10108 directory is being reordered.
10109 * doc/invoke.texi (Directory Options): GCC warns if you hide a
10111 * doc/cpp.texi (Search Paths): Likewise.
10112 * doc/gcc.texi (Interoperation): Remove information about
10115 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10117 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
10118 (VARRAY_TOP_CHAR_PTR): Likewise.
10120 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10122 * gcc.c (process_command): Don't assign elements of a const char*.
10124 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10126 * emit-rtl.c (change_address): Don't abort if invalid address while
10127 reload is in progress.
10129 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10131 * c-lex.c (cb_file_change): Pass line number to
10132 debug_start_source_file.
10133 (cb_undefine): Pass correct line number to debug_undef.
10135 * toplev.c (debug_start_source_file): Add line number to
10136 parameters. Pass it along to dwarf2out_start_source_file.
10137 (decode_g_option): Stop resetting debug level back to normal when
10138 we change debug formats, unless the current level is
10139 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
10142 * toplev.h (debug_start_source_file): Add line number to
10145 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
10148 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
10150 Output debug_macinfo data for starting file if requested.
10151 (dwarf2out_end_source_file): Output debug_macinfo data for ending
10153 (dwarf2out_define): Output debug_macinfo data for defining a macro
10155 (dwarf2out_undef): Output debug_macinfo data for undefining a
10156 macro if requested.
10157 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
10158 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
10159 (macinfo_section_label): New. DWARF2 macro info section label.
10160 (dwarf2out_init): If we want macro info, output the start label
10162 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
10163 attribute to the compilation unit die pointing to the macro info.
10165 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10167 * dwarf2out.c (new_loc_list): Move to inside #ifdef
10168 DWARF2_DEBUGGING_INFO.
10169 (add_loc_descr_to_loc_list): Ditto.
10170 (output_loc_list): Ditto.
10171 Also, fix thinko in curr not being initialized.
10172 (gen_internal_sym): Ditto.
10174 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10176 * emit-rtl.c (replace_equiv_address): New function.
10177 * expr.h (replace_equiv_address): New declaration.
10178 * explow.c (validize_mem): Call it instead of change_address and
10179 also call if -fforce-addr and address is constant.
10180 * expr.c: Replace more calls to change_address with adjust_address
10181 and/or replace_equiv_address or to validize_mem.
10182 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
10183 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
10184 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10185 * config/i370/i370.md, config/i860/i860.md: Likewise.
10186 * config/i960/i960.md, config/mips/mips.c: Likewise.
10187 * config/mips/mips.md, config/pa/pa.md: Likewise.
10188 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
10189 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
10191 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10193 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
10195 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
10198 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
10200 * doc/include: New directory.
10201 * doc/fdl.texi: Move to doc/include/fdl.texi.
10202 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
10203 * doc/include/funding.texi, doc/include/gpl.texi: New files.
10204 * doc/gcc.texi: Use funding.texi and gpl.texi.
10205 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
10206 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
10207 Update dependencies and use -I $(docdir)/include.
10209 2001-07-04 Anthony Green <green@redhat.com>
10211 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
10213 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10215 * doc/install.texi (sparc64-*-*): Remove garbage.
10217 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
10219 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
10220 Fix typo in last change to use adjust_address.
10222 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10224 * doc/install.texi (Specific): Update information for *-*-solaris*.
10226 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10228 * explow.c (plus_constant_wide): Reinitialize Y for restart.
10230 2001-07-03 Stan Shebs <shebs@apple.com>
10232 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
10233 case for flag_no_mach_text_sections.
10234 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
10235 * config/darwin.c (flag_no_mach_text_sections): Remove.
10236 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
10238 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10240 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
10241 and avoid checking for constant as first operand.
10242 * recog.c (find_constant_term_loc): No longer static.
10243 (adj_offettable_operand): Delete.
10244 * rtl.h (adj_offsettable_operand): Delete declaration.
10245 (find_constant_term): Add declaration.
10246 * caller-save.c: Replace calls to adj_offsettable_operand with calls
10248 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
10249 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
10250 * config/i386/i386.c, config/i386/i386.md: Likewise.
10251 * config/i860/i860.c, config/i960/i960.c: Likewise.
10252 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
10253 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
10254 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
10255 * config/mips/mips.c, config/mips/mips.md: Likewise.
10256 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
10257 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
10258 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
10259 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
10260 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
10261 * config/ns32k/ns32k.md: Likewise.
10263 2001-07-03 Zack Weinberg <zackw@stanford.edu>
10265 * rtl.c (copy_rtx): Handle 'T' format letter.
10266 * gensupport.c (collect_insn_data): Likewise.
10267 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
10269 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
10271 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
10272 -B option. Use 'dir' not 'foo' as example directory name.
10274 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10276 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10277 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
10279 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10281 * doc/cppinternals.texi: Improve formatting and logical markup.
10283 2001-07-03 Andreas Jaeger <aj@suse.de>
10285 * Makefile.in (insn-recog.o): Add dependency on reload.h.
10287 * genrecog.c (write_header): Include reload.h for prototypes in
10290 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
10293 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
10294 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10295 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
10296 i386_pe_valid_type_attribute_p): Add.
10297 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
10298 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
10300 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10302 * explow.c (plus_constant_wide, case LO_SUM): New case.
10303 (plus_constant_for_output_wide): Delete.
10304 * rtl.h (plus_constant_for_output): Delete.
10305 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
10306 instead of plus_constant_for_output.
10307 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
10308 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
10309 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
10310 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
10311 * config/sparc/sparc.md: Likewise.
10312 Convert some change_address calls to adjust_address.
10314 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10316 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
10317 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
10318 documentation of -std and -Wwrite-strings.
10320 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10322 * cse.c (canon_hash): Don't register registers in very small
10323 register classes, as extending their lifetime might cause
10326 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10328 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10330 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10331 (try_redirect_by_replacing_jump): Update properly the count
10332 and frequency information.
10334 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
10336 * toplev.c (dump_file_index): Move SSA dumps just after first
10338 (dump_file): Corresponding changes.
10339 (rest_of_compilation): Move SSA path to just after the first
10341 * doc/gcc.texi (Passes): Update due to movement of SSA path.
10342 * doc/invoke.texi: Update dump file #s as they were completely
10343 out of date with reality.
10345 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10347 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
10349 * expr.c (emit_move_insn_1): Deal with non-default
10352 * expr.c (emit_single_push_insn): Fix warning.
10354 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
10356 * expr.c (emit_move_insn_1): Avoid modifying
10357 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
10359 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10361 * emit-rtl.c (adjust_address): New function.
10362 * expr.h (adjust_address): Add declaration.
10363 * builtins.c: Replace some calls to change_address with calls to it
10364 or to validize_mem.
10365 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
10366 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
10367 * config/arm/arm.c, config/convex/convex.c: Likewise.
10368 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10369 * config/i386/i386.c, config/i386/i386.md: Likewise.
10370 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
10371 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
10372 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
10373 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
10374 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
10376 2001-07-02 Jim Wilson <wilson@redhat.com>
10378 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
10380 2001-07-02 Steve Ellcey <sje@cup.hp.com>
10382 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
10383 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
10385 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10387 * cppinit.c (lang_defaults): New table.
10388 (set_lang): Just read from lang_defaults into the live options
10391 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10393 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
10394 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
10395 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
10397 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10399 * doc/install.texi: Various spelling and markup fixes.
10400 (Installing GCC): Component specific installation instructions are
10403 Warn about removing old install dir in the presence of shared libs.
10404 (Configuration): Invoke with options target to match configure
10406 Consistently refer to gas, gld pathnames.
10407 Invert --enable-multilib documentation.
10408 Remove references to old compiler versions.
10410 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10412 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
10414 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10416 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
10418 (Specific, mips*-sgi-irix5): Note IDO download.
10419 Reworded MIPS C hints.
10420 Use GNU as instead of GAS.
10422 Removed SGI Freeware reference, IRIX 6 only.
10423 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
10424 Note N64 library requirement/workaround.
10426 Complete list of structure passing bug victims.
10428 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10430 * doc/install.texi: Remove CVS Id.
10432 2001-07-02 Andreas Jaeger <aj@suse.de>
10434 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
10435 (find_inherently_necessary): Remove unused variable.
10437 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
10439 * c-common.h (TDI_inlined): New ast dump phase.
10440 (dump_flag_name): New function.
10441 * c-dump.c (dump_files): Add inlined phase.
10442 (dump_flag_name): Define.
10443 * doc/invoke.texi (-fdump-ast-inlined): Document.
10445 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10447 * stor-layout.c (layout_decl): Revert change to handling of alignment
10450 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10452 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
10455 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
10457 * doc/tm.texi (FUNCTION_ARG): Document that the last call
10460 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
10462 * tlink.c (recompile_files): Remove COMPILER_PATH and
10463 LIBRARY_PATH from the environment.
10465 2001-07-01 Zack Weinberg <zackw@stanford.edu>
10467 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
10468 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
10470 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
10472 * c-parse.in (OBJC_STRING): Kill.
10473 (objc_string): Decompose to [objc_string] '@' STRING.
10474 (reswords): Take the leading '@' off all the Objective C keywords.
10475 (objc_rid_sans_at): Kill.
10476 (init_reswords): Don't initialize it.
10477 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
10478 (_yylex): Kill reconsider label. Look ahead one token after
10479 an '@'; if we get an identifier, check whether it's an
10480 Objective C @-keyword. If so, return the keyword. Otherwise,
10481 put back the token and return the '@' as a terminal.
10483 * cpplib.c (lex_macro_node): Remove unnecessary check for
10484 leading '@' on identifier. Clarify control flow and commentary.
10486 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10488 * cse.c (new_label_ref): Variable deleted.
10489 (insert): Remove set of new_label_ref.
10490 (check_for_label_ref): New function.
10491 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
10493 See ChangeLog.5 for earlier changes.