1 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
4 (TARGET_LITTLE_ENDIAN): New macro.
5 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
7 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
8 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
9 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
10 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
11 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
12 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
13 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
14 (TARGET_OPTIONS): Delete.
15 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
16 (CACHE_FLUSH_TRAP): Turn into an integer.
17 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
18 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
19 -mflush-trap is in use.
20 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
21 (m32r_cache_flush_trap_string): Delete.
22 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
23 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
24 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
25 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
26 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
27 -mmodel= and -msdata= handling from...
29 * config/m32r/m32r.opt: New file.
31 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
33 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
34 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
35 * tree-vect-analyze.c (vect_object_analysis): additional parm
36 pass back a "struct ptr_info_def *" with the points-to info.
37 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
38 statement using info returned from vect_object_analysis.
39 * tree-vect-transform.c (update_vuses_to_preheader): New function.
40 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
41 for virtual uses and defs when creating a replacement vector
42 reference. Call duplicate_ssa_name_ptr_info to define points-to
43 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
44 (vectorizable_store): copy_virtual_operands and update
45 definition statements.
46 (vectorizable_load): copy_virtual_operands. Remove call to
47 mark_call_clobbered_vars_to_rename for call to "const" builtin.
48 * tree-vectorizer.c (vectorize_loops): Remove calls to
49 rewrite_into_ssa and bitmap_clear (vars_to_rename).
50 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
51 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
52 define macro STMT_VINFO_PTR_INFO for use in accessing.
53 * tree.h add export of duplicate_ssa_name_ptr_info.
54 * rs6000.c (altivec_init_builtins): Declare builtin function
55 __builtin_altivec_mask_for_load to be "const".
57 2005-03-29 Jakub Jelinek <jakub@redhat.com>
60 * cgraph.h (struct cgraph_varpool_node): Add alias field.
61 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
62 assemble_variable on aliases.
63 * varasm.c (assemble_alias): Set node->alias.
64 * toplev.c (wrapup_global_declarations): Don't call
65 rest_of_decl_compilation on aliases again.
67 2005-03-29 Paul Brook <paul@codesourcery.com>
69 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
70 * config/arm/arm.c (arm_dbx_register_number): New function.
71 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
73 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
76 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
77 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
79 2005-03-29 Dale Johannesen <dalej@apple.com>
81 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
82 $(TREE_H) and $(COVERAGE_H).
83 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
84 * opts.c (common_handle_option): Enable tree-based value transforms.
85 * toplev.c (process_options): Ditto.
86 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
87 refers to references to this type.
88 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
89 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
90 for may_be_more, may_be_less.
91 (rtl_gen_pow2_profiler): Adjust.
92 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
93 (rtl_gen_one_value_profiler): Adjust.
94 (rtl_gen_const_delta_profiler): Adjust.
95 * tree-profile.c (tree_gen_interval_profiler): Implement.
96 (tree_gen_pow2_profiler): Ditto.
97 (tree_gen_one_value_profiler): Ditto.
98 (tree_profiling): New.
99 (pass_tree_profile): Reference it.
100 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
102 (insn_divmod_values_to_profile): Rename to
103 rtl_divmod_values_to_profile. Adjust.
104 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
105 (insn_prefetch_values_to_profile): Adjust.
106 (rtl_value_profile_transformations): Adjust.
107 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
108 (gen_mod_pow2): Rename to rtl_mod_pow2.
109 (gen_mod_subtract): Rename to rtl_mod_subtract.
110 (divmod_fixed_value_transform): Rename to
111 rtl_divmod_fixed_value_transform.
112 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
113 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
114 (rtl_find_values_to_profile): Adjust.
115 (tree_value_profile_transformations): Implement.
116 (tree_divmod_values_to_profile): New.
117 (tree_values_to_profile): New.
118 (tree_divmod_fixed_value): New.
119 (tree_mod_pow2): New.
120 (tree_mod_subtract): New.
121 (tree_divmod_fixed_value_transform): New.
122 (tree_mod_pow2_value_transform): New.
123 (tree_mod_subtract_transform): New.
124 (tree_find_values_to_profile): Implement.
125 * profile.c (instrument_values): Free histograms.
126 (compute_value_histograms): Adjust. Implement tree version.
128 2005-03-29 Uros Bizjak <uros@kss-loka.si>
130 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
131 * config/i386/i386.c (output_fix_trunc): Add new round_mode
132 variable. Output "fldcw" depending on round_mode.
133 * config/i386/i386.md (UNSPEC_FIST): New.
134 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
135 New isns patterns to implement lrint and llrint built-ins as x87
137 (fistdi2, fist<mode>2 splitters): New splitters.
138 (lrint<mode>2): New expanders.
140 2005-03-28 Ian Lance Taylor <ian@airs.com>
142 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
143 0 when calling final_scan_insn.
145 2005-03-28 Jan Hubicka <jh@suse.cz>
148 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
151 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
152 types where possible.
154 2005-03-26 Per Bothner <per@bothner.com>
156 Make -f[no-]show-column also control non-cpp diagnostics.
157 * c.opt (fshow-column): Move option from here ...
158 * common.opt (fshow-column): ... to here.
159 * diagnostic.c (diagnostic_build_prefix): Only print column number
162 2005-03-27 Steven Bosscher <stevenb@suse.de>
164 * vax-protos.h (vax_output_int_move, vax_output_int_add,
165 vax_output_conditional_branch): New prototypes.
166 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
167 extracted from vax.md mov and add patterns.
168 (vax_output_conditional_branch): New function to output conditional
170 * vax.md: Use mode macros for arithmetic and mov patterns.
171 Use code macros for the jump patterns.
173 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
175 * Makefile.in (libbackend.o): Depend on version files;
176 add custom generation command.
178 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
181 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
182 sure that we have a REG before getting its REGNO.
184 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
186 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
187 * builtins.def (BUILT_IN_STRNDUP): New.
189 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
191 PR tree-optimization/20470
192 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
195 2005-03-25 Mike Stump <mrs@apple.com>
197 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
200 2005-03-25 Geoffrey Keating <geoffk@apple.com>
202 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
203 Use our own structure definitions.
205 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
206 (fix_truncdfsi2): Allow registers or memory as destination.
207 When TARGET_PPC_GFXOPT, generate simplified pattern.
208 (fix_truncdfsi2_internal): Use define_insn_and_split.
209 (fix_truncdfsi2_internal_gfxopt): New.
210 (fctiwz): Don't confuse register allocation by giving it no choices.
212 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
213 (EXTRA_MEMORY_CONSTRAINT): Likewise.
214 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
215 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
217 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
219 * dominance.c (free_dominance_info): Speed up by freeing et
220 data structures without maintaining other nodes.
221 * et-forest.c (et_free_tree_force): New.
222 * et-forest.h: Add a prototype for et_free_tree_force.
224 * tree.c (get_set_constructor_bits,
225 get_set_constructor_bytes): Remove.
226 * tree.h: Remove the corresponding prototypes.
228 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
231 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
232 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
233 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
234 PRE_DEC, NEG and NOT.
236 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
238 * fold-const.c: Convert uses of fold (build (...)) to
241 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
243 PR rtl-optimization/20249
244 * cse.c (insert_regs): Do not record equivalence of registers in
247 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
249 * emit-rtl.c (reverse_comparison): Remove.
250 * rtl.h: Remove the corresponding prototype.
252 2005-03-24 James E Wilson <wilson@specifixinc.com>
254 * doc/install.texi (--enable-altivec): Delete docs.
256 2005-03-24 David Edelsohn <edelsohn@gnu.org>
258 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
259 SFmode and DFmode before reload when
260 flag_unsafe_math_optimizations not enabled.
262 2005-03-24 Geoffrey Keating <geoffk@apple.com>
264 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
266 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
267 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
269 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
271 * configure.ac (enable-checking): Add 'runtime' option.
272 * doc/install.texi (enable-checking): Document 'runtime' checking.
273 * tsystem.h (gcc_assert, gcc_unreachable): Define.
274 * config.in: Regenerated.
275 * configure: Regenerated.
277 2005-03-23 Uros Bizjak <uros@kss-loka.si>
279 * optabs.h (enum optab_index): Remove OTI_llrint.
280 (llrint_optab): Remove macro.
281 * optabs.c (init_optabs): Remove llrint_optab initialization.
282 * genopinit.c (optabs): Remove llrint_optab implementation.
283 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
286 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
288 PR rtl-optimization/20532
289 * simplify-rtx.c (simplify_binary_operation_1): Protect from
290 overflow when adding coefficients for PLUS or MINUS.
291 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
294 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
296 * langhooks.h (truthvalue_conversion): Remove.
297 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
298 LANG_HOOKS_TRUTHVALUE_CONVERSION.
299 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
300 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
301 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
303 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
305 * params.def: Fix a typo.
306 * config/mips/mips.c: Follow the spelling convensions.
307 * doc/invoke.texi: Fix typos.
309 2005-03-18 Dale Johannese <dalej@apple.com>
311 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
313 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
315 Fix PR tree-optimization/20601
317 * tree-ssa-pre.c (insert_aux): Add missing condition to
320 2005-03-23 Ian Lance Taylor <ian@airs.com>
322 * final.c (final_scan_insn): Don't remove no-op instructions.
323 * reload1.c (reload): Remove simple no-op instructions even when
326 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
328 PR tree-optimization/20501
329 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
330 reporting that peeling for alignment is applied moved to...
331 * (vect_analyze_data_refs_alignment): Here.
333 2005-03-23 Ian Lance Taylor <ian@airs.com>
335 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
337 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
339 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
340 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
342 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
344 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
345 imply that this is called once, independent of asms in code.
346 Adjust to now being pased output and input lists. Mention helper
347 function decl_overlaps_hard_reg_set_p.
348 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
349 hook_tree_tree_identity and to take three trees, returning third.
350 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
352 * stmt.c: include hard-reg-set.h before tree.h.
353 (decl_overlaps_hard_reg_set_p): New function, broken out from...
354 (decl_conflicts_with_clobbers_p): Call
355 decl_overlaps_hard_reg_set_p.
356 (expand_asm_operands): Pass output and input lists in call to
357 targetm.md_asm_clobbers.
358 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
359 hook_tree_tree_tree_tree_3rd_identity.
360 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
362 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
363 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
364 parameters, first two unused.
365 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
366 parameters. Only add MOF to clobbers if there's no 'h' mentioned
367 in constraint letters and MOF is not mentioned as a asm-declared
368 register in neither of the input and output lists.
370 2005-03-23 DJ Delorie <dj@redhat.com>
372 * optabs.c (expand_binop): Make sure the first subword's result
375 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
377 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
378 Call c_common_truthvalue_conversion rather than
379 lang_hooks.truthvalue_conversion.
380 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
381 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
383 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
384 c_common_truthvalue_conversion.
385 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
386 c_parser_conditional_expression, c_parser_binary_expression): Call
387 c_objc_common_truthvalue_conversion.
388 * c-typeck.c (build_unary_op): Call
389 c_objc_common_truthvalue_conversion.
390 (build_conditional_expr): Do not call
391 lang_hooks.truthvalue_conversion.
392 (build_binary_op): Call c_common_truthvalue_conversion.
393 (c_objc_common_truthvalue_conversion): Moved from
394 c-objc-common.c. Call default_function_array_conversion instead
395 of default_conversion.
397 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
399 * c-common.h (default_conversion): Remove.
400 (perform_integral_promotions): Add.
401 * c-tree.h (default_conversion): Add.
402 * c-typeck.c (perform_integral_promotions): New, split out from
404 * c-common.c (check_case_value): Use perform_integral_promotions,
405 not default_conversion.
406 (c_add_case_label): Don't continue processing case label after
409 2005-03-23 Mark Mitchell <mark@codesourcery.com>
411 * gcc.c (do_spec_1): Do not add a -L path for a directory in
412 the prefix list if we have already added a multilib directory
414 (main): Do not add MD_EXEC_PREFIX to the list of directories to
417 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
419 * reload1.c (indirect_symref_ok, reload_obstack): Make them
421 * reload.h: Remove the prototype for indirect_symref_ok.
423 * reload1.c (indirect_symref_ok): Make it global.
424 * reload.h: Add a prototype for indirect_symref_ok.
426 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
428 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
431 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
433 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
435 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
437 * c-opts.c (c_common_parse_file): Only start/end main source file
438 if debug hooks says the writer wants it.
439 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
441 (xcoff_debug_hooks): Ditto.
442 * debug.c (do_nothing_hooks): Ditto.
443 * debug.h (gcc_debug_hooks): Ditto.
444 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
445 * sdbout.c (sdb_debug_hooks): Ditto.
446 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
448 2005-03-22 Mark Mitchell <mark@codesourcery.com>
450 * doc/extend.texi: Deprecate C++ min/max operators.
452 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
454 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
455 artificial original candidates.
457 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
458 Jan Hubicka <jh@suse.cz>
459 Steven Bosscher <stevenb@suse.de>
461 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
462 call cost based on argument sizes.
463 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
465 * params.def: (max-inline-inssn-single): Set to 450.
466 (max-inline-insns-auto): Set to 90.
467 (max-inline-insns-recursive): Set to 450
468 (max-inline-insns-recursive-auto): Set to 450.
469 (large-function-insns): Set to 2700.
470 (inline-call-cost): New parameter.
471 * tree-inline.c (estimate_move_cost): New function.
472 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
473 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
475 * tree-inline.h (estimate_move_cost): Declare.
476 * invoke.texi: (max-inline-inssn-single): Change default to 450.
477 (max-inline-insns-auto): Change default to 90.
478 (max-inline-insns-recursive): Change default to 450
479 (max-inline-insns-recursive-auto): Change default to 450.
480 (large-function-insns): Change default to 2700.
481 (inline-call-cost): Document new parameter.
483 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
485 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
486 (TARGET_DEFAULT): Delete.
487 * config/i860/i860.opt: New file.
489 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
491 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
492 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
493 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
494 (frv_sched_lookahead): Delete.
495 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
496 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
497 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
498 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
499 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
500 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
501 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
502 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
503 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
504 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
505 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
506 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
507 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
508 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
509 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
510 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
511 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
512 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
513 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
514 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
515 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
516 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
517 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
518 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
519 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
520 (frv_sched_lookahead): Delete.
521 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
522 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
523 (frv_handle_option): New function. Move -mcpu= handling from...
524 (frv_override_options): ...here. Remove handling of other
526 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
527 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
528 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
529 and TARGET_NO_MULTI_CE.
530 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
532 * config/frv/frv.opt: New file.
534 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
536 * fold-const.c (fold_ternary): Take decomposed arguments of
538 (fold): Update a call to fold_ternary.
540 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
541 * tree.h: Add corresponding prototypes.
543 2005-03-22 Jakub Jelinek <jakub@redhat.com>
546 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
547 between jump table and its label.
548 * final.c (shorten_branches): Handle notes in between ADDR_VEC
549 resp. ADDR_DIFF_VEC and the label preceeding it.
550 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
551 is emitted in the right section.
553 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
555 * fold-const.c (fold_unary, fold_binary): Update comments
558 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
560 PR rtl-optimization/20527
561 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
562 REG_INC note, test that the register also isn't mentioned in PRED
565 2005-03-22 Ben Elliston <bje@au.ibm.com>
567 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
570 2005-03-21 Mike Stump <mrs@apple.com>
572 * varasm.c (default_assemble_visibility): Remove extra ().
574 2005-03-21 Roger Sayle <roger@eyesopen.com>
577 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
578 to determine whether a block can be duplicated, rather than test
579 whether the block contains noncopyable insns ourselves.
581 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
583 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
586 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
588 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
590 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
592 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
593 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
594 * config/fr30/fr30.opt: New file.
596 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
598 Fix PR tree-optimization/20542
600 * tree-flow-inline.h (overlap_subvar): Move to here.
601 * tree-ssa-operands.c: From here.
602 * tree-flow.h (overlap_subvar): Declare.
603 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
604 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
605 for variables with subvars.
607 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
610 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
611 * modulo-sched.c (const_iteration_count): Return on NULL
613 (print_node_sched_params): Return on NULL dump_file.
614 (generate_reg_moves): Handle reg-anti dependencies and disregard
615 closing branch when generating register moves.
616 (sms_schedule): Mark the SMSed block dirty.
617 * passes.c (rest_of_handle_sms): Call update_life_info for all
619 * testsuite/gcc.dg/20050321-1.c: New test.
621 2005-03-21 Bob Wilson <bob.wilson@acm.org>
623 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
624 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
625 movqi_internal): Likewise.
627 2005-03-21 Bob Wilson <bob.wilson@acm.org>
629 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
630 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
631 xtensa_b4const): Delete prototypes.
632 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
633 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
634 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
635 xtensa_extra_constraint): New prototypes.
636 (add_operand, arith_operand, nonimmed_operand, mem_operand,
637 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
638 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
639 move_operand, const_float_1_operand, fpmem_offset_operand,
640 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
641 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
642 (xtensa_b4const_or_zero): ...this. Change return type to bool and
643 argument type to HOST_WIDE_INT.
644 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
645 xtensa_mask_immediate): Likewise.
646 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
647 Likewise. Also make these functions static.
648 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
649 (xtensa_const_ok_for_letter_p): New.
650 (add_operand, arith_operand, nonimmed_operand, mem_operand,
651 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
652 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
653 move_operand, const_float_1_operand, fpmem_offset_operand,
654 branch_operator, ubranch_operator, boolean_operator): Move to
656 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
657 (xtensa_mem_offset): Change return type to bool.
658 (xtensa_extra_constraint): New.
659 (gen_int_relational): Update type of const_range_p function pointer.
660 Use xtensa_b4const_or_zero.
661 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
662 xtensa_const_ok_for_letter_p. Update comments.
663 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
664 (PREDICATE_CODES): Delete.
665 * config/xtensa/xtensa.md: Include predicates.md.
666 * config/xtensa/predicates.md: New file.
668 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
670 * config/v850/v850-protos.h: Remove the prototypes for
671 reg_or_int9_operand, reg_or_const_operand,
672 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
673 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
674 movsi_source_operand, power_of_two_operand,
675 not_power_of_two_operand, special_symbolref_operand,
676 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
677 register_is_ok_for_epilogue.
678 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
679 reg_or_int9_operand, reg_or_const_operand,
680 call_address_operand, special_symbolref_operand,
681 movsi_source_operand, power_of_two_operand,
682 not_power_of_two_operand, register_is_ok_for_epilogue,
683 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
684 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
686 * config/v850/v850.h (PREDICATE_CODES): Remove.
687 * config/v850/v850.md: Include predicates.md.
688 * config/v850/predicates.md: New.
690 2005-03-21 Zack Weinberg <zack@codesourcery.com>
692 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
693 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
694 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
695 (itoolsdir, itoolsdatadir): Move definition above new first use.
696 (install-itoolsdirs): New rule.
697 (install-mkheaders): Depend on install-itoolsdirs, not
700 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
702 * tree-into-ssa.c: Remove obsolete comments.
704 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
706 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
707 unrolling if -fpeel-loops is specified, too.
708 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
709 Remove superfluous check for flag_unroll_loops.
711 2005-03-21 Uros Bizjak <uros@kss-loka.si>
713 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
714 (lrint_optab, llrint_optab): Define corresponding macros.
715 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
716 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
717 pattern and llrint_optab using llrintdi2 patterns.
718 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
719 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
720 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
721 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
722 flag_unsafe_math_optimizations is set.
724 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
726 * combine.c (combine_simplify_rtx, simplify_if_then_else,
727 simplify_logical, if_then_else_cond, known_cond,
728 simplify_comparison): Adjust calls to reverse_comparison.
729 Don't use combine_reversed_comparison_code).
730 (combine_reversed_comparison_code): Remove.
731 (reversed_comparison): Using reversed_comparison_code, move it...
732 * jump.c (reversed_comparison): ... here.
733 * rtl.h (reversed_comparison): Add prototype.
735 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
737 * builtins.c (fold_builtin): Take decomposed arguments of
739 * fold-const.c (fold_ternary): Update a call to fold_builtin.
740 * gimplify.c (gimplify_call_expr): Likewise.
741 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
742 * tree.h: Update the prototype of fold_builtin.
744 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
746 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
747 * rtlhooks.c (gen_lowpart_no_emit_general): New.
748 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
749 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
750 * simplify-rtx.c (simplify_binary_operation_1): Use it.
752 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
754 * builtins.c (fold_builtin_1): Take decomposed arguments of
756 (fold_builtin): Update a call to fold_builtin_1.
758 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
761 * gcov.c (output_lines): Only output function block summary when
762 outputting branch information.
763 * doc/gcov.texi: Document format of preamble and additional block
766 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
768 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
769 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
770 the defaults false if BITS_PER_UNIT != 8.
771 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
772 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
773 than BITS_PER_UNIT != 8.
774 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
775 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
776 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
778 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
779 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
781 2005-03-20 Roger Sayle <roger@eyesopen.com>
784 * fold-const.c (fold_binary): Fix type mismatch between
785 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
786 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
787 for non-truth-valued expressions.
789 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
790 and FUNCTION_DECL in the main switch.
791 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
792 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
793 we also need to convert their operands to match.
794 <TRUTH_NOT_EXPR>: Likewise.
796 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
798 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
799 diagnostic without checking whether an lvalue.
800 * c-common.h (lvalue_p): Remove.
801 (enum lvalue_use): Update comment.
802 (lvalue_or_else): Replace by lvalue_error.
803 * c-typeck.c (lvalue_p): Make static.
804 (lvalue_or_else): New. Call lvalue_error.
806 2005-03-21 Alan Modra <amodra@bigpond.net.au>
808 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
809 (function_arg_advance): Use rs6000_parm_start.
810 (function_arg, rs6000_arg_partial_bytes): Likewise.
812 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
814 * c-common.c (check_case_value): Adjust comment about stripping
816 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
817 * c-typeck.c (default_conversion, convert_arguments,
818 build_modify_expr, convert_for_assignment, store_init_value,
819 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
820 manually. Remove inaccurate comments.
822 2005-03-20 Roger Sayle <roger@eyesopen.com>
823 Joseph S. Myers <joseph@codesourcery.com>
825 * varasm.c (do_assemble_alias): Restore comment describing function.
826 Annotate the target parameter as potentially unused.
828 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
831 * config/avr/avr.c (avr_output_function_prologue): Do not use
832 current_function_name() in a label, use a local label instead.
834 2005-03-20 David Edelsohn <edelsohn@gnu.org>
836 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
837 flag_finite_math_only, not flag_unsafe_math_optimizations.
839 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
841 * builtins.c (fold_builtin_1): Update a call to
842 targetm.fold_builtin.
843 * hooks.c (hook_tree_tree_bool_null): Rename to
844 hook_tree_tree_tree_bool_null. Take one more argument of type
846 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
847 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
848 hook_tree_tree_tree_bool_null.
849 * target.h (gcc_target): Update the prototype of fold_builtin.
850 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
851 arguments of CALL_EXPR.
852 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
855 2005-03-20 Jan Hubicka <jh@suse.cz>
857 * cgraph.h (cgraph_node): Add prev_clone pointer.
858 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
859 (cgraph_clone_node): Produce doubly linked chain.
861 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
863 * c-common.c (handle_aligned_attribute, check_function_sentinel,
864 get_nonnull_operand, handle_sentinel_attribute,
865 check_function_arguments_recurse): Do not strip NOPS from
867 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
869 * c-format.c (get_constant): Likewise.
870 * c-parser.c (c_parser_postfix_expression): Likewise.
871 * c-typeck.c (set_init_index): Likewise.
872 (convert_arguments): Don't check for NOP_EXPR containing integer
875 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
877 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
878 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
879 Take decomposed arguments of CALL_EXPR.
880 (fold_builtin_1): Update calls to the functions mentioned
883 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
885 * c-decl.c (check_bitfield_type_and_width): Require bit-field
886 width to have integer type.
887 (build_enumerator): Require enumerator value to have integer type.
889 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
891 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
894 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
896 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
897 std=iso9899:199x): Correct descriptions.
899 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
901 * config.gcc: Consistently use solaris2.1[0-9]* instead of
904 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
906 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
908 (expand_builtin_memcpy, fold_builtin_1): Update calls to
911 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
912 arguments of CALL_EXPR.
913 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
914 fold_builtin_found, fold_builtin_1): Update calls to
915 fold_trunc_transparent_mathfn.
917 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
920 * fold-const.c (fold_widened_comparison): Don't optimize casts of
921 function pointers on targets that require function pointer
923 (fold_sign_changed_comparison): Likewise.
925 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
927 * combine.c (try_combine): When changing the mode of a hard reg, make
928 sure that doing so is valid.
930 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
932 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
933 (TARGET_HANDLE_OPTION): Override default.
934 (avr_handle_option): New function.
935 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
936 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
937 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
938 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
939 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
940 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
941 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
942 (TARGET_OPTIONS): Delete.
943 * config/avr/avr.opt: New file.
945 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
947 * config/m32r/m32r-protos.h: Remove the prototypes for
948 call_address_operand, symbolic_operand, seth_add3_operand,
949 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
950 reg_or_uint16_operand, reg_or_cmp_int16_operand,
951 two_insn_const_operand, move_src_operand,
952 move_double_src_operand, move_dest_operand,
953 eqne_comparison_operator, signed_comparison_operator,
954 large_insn_p, conditional_move_operand, carry_compare_operand,
955 m32r_block_immediate_operand, extend_operand,
956 reg_or_eq_int16_operand, int8_operand, and
958 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
959 seth_add3_operand, int8_operand, cmp_int16_operand,
960 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
961 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
962 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
963 move_double_src_operand, move_dest_operand,
964 eqne_comparison_operator, signed_comparison_operator,
965 extend_operand, small_insn_p, large_insn_p,
966 conditional_move_operand, carry_compare_operand,
967 m32r_block_immediate_operand): Move to predicates.md.
968 (MAX_MOVE_BYTES): Move to m32r.h.
969 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
970 * config/m32r/m32r.md: Include predicates.md.
971 * config/m32r/predicates.md: New.
973 2005-03-18 James E Wilson <wilson@specifixinc.com>
976 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
979 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
981 * config/mn10300/mn10300-protos.h: Remove the prototypes for
982 call_address_operand, const_8bit_operand.
983 * config/mn10300/mn10300.c (call_address_operand,
984 const_8bit_operand, const_1f_operand): Move to predicates.md.
985 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
986 * config/mn10300/mn10300.md: Include predicates.md.
987 * config/mn10300/predicates.md: New.
989 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
991 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
992 declarations in diagnostics and %E for identifiers, not %s.
994 2005-03-18 Jan Hubicka <jh@suse.cz>
995 Dale Johannesen <dalej@apple.com>
997 * basic-block.h (scale_bbs_frequencies_int,
998 scale_bbs_frequencies_gcov_type): Declare.
999 * cfg.c (RDIV): New macro.
1000 (update_bb_frequency_for_threading): Fix.
1001 * basic-block.h (scale_bbs_frequencies_int,
1002 scale_bbs_frequencies_gcov_type): New.
1003 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
1004 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
1005 scale_bbs_frequencies_int.
1006 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
1008 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1010 * config/m32r/m32r-protos.h: Remove the prototypes for
1011 call_address_operand, symbolic_operand, seth_add3_operand,
1012 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1013 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1014 two_insn_const_operand, move_src_operand,
1015 move_double_src_operand, move_dest_operand,
1016 eqne_comparison_operator, signed_comparison_operator,
1017 large_insn_p, conditional_move_operand, carry_compare_operand,
1018 m32r_block_immediate_operand, extend_operand,
1019 reg_or_eq_int16_operand, int8_operand, and
1020 reg_or_zero_operand.
1021 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1022 seth_add3_operand, int8_operand, cmp_int16_operand,
1023 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1024 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1025 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1026 move_double_src_operand, move_dest_operand,
1027 eqne_comparison_operator, signed_comparison_operator,
1028 extend_operand, small_insn_p, large_insn_p,
1029 conditional_move_operand, carry_compare_operand,
1030 m32r_block_immediate_operand): Move to predicates.md.
1031 (MAX_MOVE_BYTES): Move to m32r.h.
1032 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1033 * config/m32r/m32r.md: Include predicates.md.
1034 * config/m32r/predicates.md: New.
1036 * config/pa/pa-protos.h: Add prototypes for magic_milli and
1038 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
1039 symbolic_operand, symbolic_memory_operand,
1040 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
1041 indexed_memory_operand, move_dest_operand, move_src_operand,
1042 prefetch_cc_operand, prefetch_nocc_operand,
1043 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
1044 arith_operand, arith11_operand, pre_cint_operand,
1045 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
1046 ireg_operand, int5_operand, uint5_operand, int11_operand,
1047 uint32_operand, arith5_operand, and_operand, ior_operand,
1048 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
1049 pc_or_label_operand, div_operand, plus_xor_ior_operator,
1050 shadd_operand, movb_comparison_operator,
1051 cmpib_comparison_operator): Move to predicates.md.
1052 (magic_milli, shadd_constant_p): Make it extern.
1053 * config/pa/pa.h (PREDICATE_CODES): Remove.
1054 * config/pa/pa.md: Include predicates.md.
1055 * config/pa/predicates.md: New.
1057 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
1060 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1062 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
1063 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
1064 config/alpha/freebsd.h, config/alpha/linux.h,
1065 config/alpha/netbsd.h, config/alpha/osf5.h,
1066 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
1067 config/h8300/h8300-protos.h, config/h8300/h8300.c,
1068 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
1069 doc/cppopts.texi: Update copyright.
1071 2005-03-18 Jan Hubicka <jh@suse.cz>
1074 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
1076 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
1079 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1081 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
1084 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
1086 * combine.c (gen_binary): Remove.
1087 (known_cond, simplify_shift_const, find_split_point,
1088 combine_simplify_rtx, simplify_if_then_else, simplify_set,
1089 simplify_logical, expand_field_assignment, extract_left_shift,
1090 force_to_mode, if_then_else_cond, apply_distributive_law,
1091 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
1092 simplify_comparison, reversed_comparison): Replace with
1093 simplify_gen_binary, simplify_gen_relational or
1094 distribute_and_simplify_rtx.
1095 (distribute_and_simplify_rtx): New function.
1097 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
1098 Paolo Bonzini <gcc.gnu.org>
1100 * calls.c (setjmp_call_p, special_function_p): Update comments
1101 at the head of the functions.
1103 2005-03-18 Jan Hubicka <jh@suse.cz>
1105 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
1107 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
1108 function body should be released; do not proactively release function
1109 bodies in non-unit-at-a-time mode.
1111 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
1113 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
1114 mno-fp-ret-in-387 multilib variants.
1116 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
1118 * common.opt (m): Remove.
1119 * opts.c (handle_option): Pass 'm' options to set_target_switch if
1121 (common_handle_option): Remove OPT_m case.
1123 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1125 * builtins.c (fold_builtin_bitop): Take decomposed arguments
1127 (fold_builtin_1): Update a call to fold_builtin_bitop.
1129 * builtins.c (fold_builtin_signbit): Take decomposed arguments
1131 (fold_builtin_1): Update a call to fold_builtin_signbit.
1133 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
1135 PR tree-optimization/20474
1136 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
1137 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
1139 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1141 * config/h8300/h8300-protos.h: Remove prototypes for
1142 general_operand_src, general_operand_dst, single_one_operand,
1143 single_zero_operand, call_insn_operand,
1144 two_insn_adds_subs_operand, small_call_insn_operand,
1145 jump_address_operand, bit_operand, bit_memory_operand,
1146 stack_pointer_operand, const_int_gt_2_operand,
1147 const_int_ge_8_operand, const_int_qi_operand,
1148 const_int_hi_operand, incdec_operand, bit_operator,
1149 nshift_operator, eqne_operator, gtle_operator,
1150 gtuleu_operator, iorxor_operator.
1151 Add prototypes for h8sx_shift_type h8sx_classify_shift and
1152 h8300_ldm_stm_parallel.
1153 * config/h8300/h8300.c (h8sx_shift_type,): Move to
1155 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
1156 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
1157 (h8300_ldm_stm_parallel): Make it extern.
1158 (h8300_ldm_parallel, h8300_stm_parallel,
1159 h8300_return_parallel, general_operand_src,
1160 general_operand_dst, h8300_dst_operand, h8300_src_operand,
1161 nibble_operand, reg_or_nibble_operand, single_one_operand,
1162 single_zero_operand, call_insn_operand,
1163 two_insn_adds_subs_operand, small_call_insn_operand,
1164 jump_address_operand, bit_operand, bit_memory_operand,
1165 stack_pointer_operand, const_int_gt_2_operand,
1166 const_int_ge_8_operand, const_int_qi_operand,
1167 const_int_hi_operand, incdec_operand, eqne_operator,
1168 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
1169 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
1170 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
1171 nshift_operator): Move to predicates.md.
1172 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
1173 * config/h8300/h8300.md: Include predicates.md.
1174 * config/h8300/predicates.md: New.
1176 2005-03-17 Richard Henderson <rth@redhat.com>
1178 * config.gcc (ia64*-*-hpux*): Add extra_options.
1179 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
1180 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1181 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
1182 (ia64_tls_size_string, ia64_tune_string): Remove.
1183 (ia64_tune): Init to PROCESSOR_ITANIUM2.
1184 (TARGET_DEFAULT_TARGET_FLAGS): New.
1185 (TARGET_HANDLE_OPTION): New.
1186 (ia64_override_options): Move options parsing ...
1187 (ia64_handle_option): ... here. New.
1188 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
1189 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
1190 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
1191 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
1192 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
1193 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
1194 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
1195 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
1196 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
1197 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
1198 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
1199 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
1200 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
1201 TARGET_EARLY_STOP_BITS): Remove.
1202 (TARGET_ILP32): Default false.
1203 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
1204 (enum ia64_inline_type): New.
1205 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1206 * config/ia64/ia64.md: Update for new definitions of
1207 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
1208 * config/ia64/ia64.opt: New file.
1209 * config/ia64/ilp32.opt: New file.
1211 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
1214 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
1216 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1218 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
1219 instead of MASK_H8300S.
1220 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
1221 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
1222 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
1223 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
1224 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
1225 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
1226 TARGET_SWITCHES): Remove.
1227 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
1229 * config/h8300/h8300.opt: New.
1231 * config/alpha/alpha.opt, config/arc/arc.opt,
1232 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
1235 2005-03-17 Ian Lance Taylor <ian@airs.com>
1239 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
1241 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
1242 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
1243 (TARGET_HANDLE_OPTION): Override default.
1244 (arc_handle_option): New function.
1245 (arc_init): Remove code to set arch_cpu_string.
1246 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
1247 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
1248 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
1249 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
1250 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
1251 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
1252 (arc_rodata_string, TARGET_OPTIONS): Delete.
1253 * config/arc/arc.opt: New file.
1255 2005-03-17 Richard Henderson <rth@redhat.com>
1257 * doc/extend.texi (Weak Pragmas): New section.
1258 (attribute alias): Clarify that target must be in the same
1261 2005-03-17 Richard Henderson <rth@redhat.com>
1263 * config/alpha/alpha.opt: New file.
1264 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
1266 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
1267 alpha_fprm_string, alpha_fptm_string): Make static.
1268 (alpha_tls_size_string): Remove.
1269 (alpha_handle_option): New.
1270 (override_options): Update for alpha_cpu/alpha_tune split.
1271 (alpha_file_start): Likewise.
1272 (TARGET_DEFAULT_TARGET_FLAGS): New.
1273 (TARGET_HANDLE_OPTION): New.
1274 * config/alpha/alpha.h (alpha_tune): Declare.
1275 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
1276 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
1277 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
1278 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
1279 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
1280 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
1281 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
1282 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
1283 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
1284 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
1285 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
1286 (TARGET_DEFAULT): Remove MASK_FP.
1287 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
1288 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
1289 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
1290 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
1291 alpha_tls_size_string): Remove.
1292 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
1293 (attribute tune): Rename from attribute cpu.
1294 * config/alpha/ev4.md: Update to match.
1295 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
1296 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
1297 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
1298 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
1299 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
1300 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
1302 2005-03-16 James E. Wilson <wilson@specifixinc.com>
1304 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
1305 and return without creating new state if before_nops_num is nonzero.
1306 * config/ia64/ia64.md (first_insn): New attribute.
1307 (alloc): Set it to yes.
1309 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1311 * tree-vectorizer.c (new_vec_stmt_info): Initialize
1312 STMT_VINFO_SUBVARS to NULL.
1313 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
1315 2005-03-16 Dale Johannesen <dalej@apple.com>
1317 * rtlanal.c (find_first_parameter_load): Rewrite to
1318 return actual first param load or the call if none,
1319 instead of first in block, when not all loads exist.
1321 2005-03-16 Roger Sayle <roger@eyesopen.com>
1323 * optabs.c (expand_copysign_absneg): Make static.
1324 * optabs.h (expand_copysign_absneg): Delete prototype.
1325 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
1327 2005-03-16 Richard Henderson <rth@redhat.com>
1330 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
1331 (alias_pairs): Rename from output_defs.
1332 (find_decl_and_mark_needed): Split out from assemble_alias.
1333 (do_assemble_alias): New.
1334 (assemble_output_def): Remove.
1335 (finish_aliases_1, finish_aliases_2): New.
1336 (process_pending_assemble_output_defs): Remove.
1337 (assemble_alias): Defer aliases for which we don't yet have a
1338 non-external decl for the target symbol.
1339 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
1340 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
1341 * toplev.c (compile_file): Use finish_aliases_2 instead of
1342 process_pending_assemble_output_defs.
1343 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
1344 (process_pending_assemble_output_defs): Remove.
1346 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1348 Fix PR tree-optimization/20489
1350 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
1351 for empty structures.
1353 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1355 Fix PR tree-optimization/20490
1357 * tree-ssa-pre.c (create_expression_by_pieces): Use
1358 force_gimple_operand on result of fold.
1360 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
1362 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
1363 of closing parenthesis.
1365 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
1367 * builtins.c (expand_movstr): Update a call to
1368 fold_builtin_strcpy.
1369 (expand_builtin_strncpy): Update a call to
1370 fold_builtin_strncpy.
1371 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
1372 arguments of CALL_EXPR.
1373 (fold_builtin_1): Update calls to fold_builtin_strcpy and
1374 fold_builtin_strncpy.
1375 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1376 * tree.h: Update the prototypes of fold_builtin_strcpy and
1377 fold_builtin_strncpy.
1379 2005-03-16 Steven Bosscher <stevenb@suse.de>
1380 Dorit Naishlos <dorit@il.ibm.com>
1382 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
1383 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
1386 2005-03-16 Steven Bosscher <stevenb@suse.de>
1388 * tree-inline.c (walk_type_fields, walk_tree,
1389 walk_tree_without_duplicates): Move from here...
1390 * tree.c: ...to here.
1392 2005-03-15 Zack Weinberg <zack@codesourcery.com>
1394 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
1395 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
1396 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1397 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
1398 (version): Define using $(BASEVER_c).
1399 (Makefile, config.status, build/gcov-iov.o): No longer depends on
1401 (version.o): Depend on version files; add custom generation command.
1402 (prefix.o): Define BASEVER on command line.
1403 (s-iov): Depend on version files; adjust command.
1404 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
1406 (gcc-vers.texi): New rule.
1407 (doc/%.info, doc/%.dvi): Add -I . to command line.
1408 (doc/gccinstall.dvi): Likewise.
1409 (PACKAGE): Delete. All uses replaced with "gcc".
1410 * aclocal.m4: Do not include gcc-version.m4.
1411 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
1412 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
1413 Set is_release based on contents of DEV-PHASE.
1414 Set gcc_version based on contents of BASE-VER.
1415 Define WIN32_REGISTRY_KEY only if the user overrode the default.
1416 * config.in, configure: Regenerate.
1417 * gccbug.in: Determine version of GCC in use at runtime.
1418 * gcov-iov.c: Get version number and development phase from
1419 command line, not by including version.c.
1420 * intl.c: Replace all uses of PACKAGE with "gcc".
1421 * libada-mk.in: Delete unused "gcc_version" variable.
1422 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
1423 * version.c: (VERSUFFIX): New hook for redistributors; adjust
1424 commentary to match.
1425 (version_string): Put together from pieces.
1426 * config/alpha/x-vms: Do not use $(gcc_version).
1427 * config/i386/t-nwld: Likewise.
1428 * doc/include/gcc-common.texi: Include gcc-vers.texi for
1429 version-GCC and DEVELOPMENT.
1431 2005-03-15 Roger Sayle <roger@eyesopen.com>
1433 PR tree-optimization/17454
1434 * tree.c (tree_size): Add case for TREE_BINFO.
1435 * fold-const.c (fold_checksum_tree): Only clear the overloaded
1436 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
1438 2005-03-15 Roger Sayle <roger@eyesopen.com>
1440 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
1441 op1 whilst expanding the signed widenening multiply variant.
1443 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
1445 * toplev.c (display_target_options): Avoid unused variable warning if
1446 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
1447 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
1448 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
1449 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
1450 (mips_isa_info): New variable.
1451 (mips_parse_cpu): Remove the first argument and leave the caller
1453 (TARGET_HANDLE_OPTION): Override default.
1454 (mips_handle_option): New function. Move option validation code from...
1455 (override_options): ...here. Update calls to mips_parse_cpu.
1456 * config/mips/mips.h (mips_arch_string, mips_tune_string)
1457 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
1458 (SUBTARGET_TARGET_OPTIONS): Delete.
1459 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
1460 (mno-flush-func, mtune=): New options.
1462 2005-03-15 Roger Sayle <roger@eyesopen.com>
1463 Richard Henderson <rth@redhat.com>
1465 * real.c (c4x_single_format, c4x_extended_format): Provide values
1466 for signbit_ro for c4x's single and extended floating point formats.
1467 * optabs.c (expand_copysign): Use the floating point format's
1468 signbit_ro for expanding via expand_copysign_absneg, and it's
1469 signbit_rw field for expanding via expand_copysign_bit.
1471 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
1473 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
1474 known_alignment_for_access_p.
1475 (known_alignment_for_access_p): New.
1476 (do_peeling_for_alignment): Field made int instead of bool and renamed
1477 to peeling_for_alignment.
1478 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
1479 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
1480 functionality used to be in vect_analyze_operations.
1481 (vect_analyze_operations): Code to determine vectorization factor was
1482 moved to vect_determine_vectorization_factor.
1483 (vect_enhance_data_refs_alignment): Update to correct alignment when it
1484 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
1486 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
1487 be part of vect_analyze_operations).
1488 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
1489 creating the guard condition, as the number of iterations may be
1491 (slpeel_tree_peel_loop_to_edge): Use new name of
1492 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
1493 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
1494 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
1495 (vect_do_peeling_for_alignment): Use fold.
1496 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
1498 (vect_update_inits_of_dr): Renamed to
1499 vect_update_init_of_dr.
1500 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
1501 (vectorizable_store): Fix assertion to use == instead of =.
1503 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
1505 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
1506 call_used_regs for wCG registers.
1508 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
1510 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1511 for non-offsettable memory references to cope with outstanding reload
1512 replacements, take 2.
1514 2005-03-15 Uros Bizjak <uros@kss-loka.si>
1517 * config/i386/i386.h (x86_fisttp): New.
1518 (TARGET_FISTTP): New macro.
1519 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
1520 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
1521 instruction when fisttp flag is set.
1522 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
1524 * config/i386/i386.md (type attribute): Add fisttp.
1525 (unit attribute): Set to i387 for fisttp type.
1526 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
1527 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
1529 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
1530 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
1532 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
1533 patterns for TARGET_FISTTP. Enable patterns for
1534 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
1535 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
1536 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
1537 implement fisttp x87 insn.
1538 (fix_trunc*_i387_fisttp splitters): New patterns.
1539 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
1540 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
1541 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
1543 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
1544 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
1545 Implement using mode macros. Disable patterns for TARGET_FISTTP.
1546 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
1547 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
1548 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
1549 Disable patterns for TARGET_FISTTP.
1550 (fix_trunc*_i387 splitters): Implement usign mode macros.
1551 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
1552 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
1553 (fix_trunx*_sse peephole2s): Implement using mode macros.
1555 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
1557 PR rtl-optimization/20291
1558 * combine.c (try_combine): If splitting fails, re-try with
1559 original combined pattern, i.e. before clobber stripping.
1561 2005-03-14 Eric Christopher <echristo@redhat.com>
1563 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
1564 STACK_GROWS_DOWNWARD.
1566 2005-03-14 Roger Sayle <roger@eyesopen.com>
1568 * real.h (struct real_format): Split the signbit field into two
1569 two fields, signbit_ro and signbit_rw.
1570 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
1571 mips_double_format, ieee_extended_motorola_format,
1572 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
1573 ieee_extended_intel_128_format, ibm_extended_format,
1574 mips_extended_format, ieee_quad_format, mips_quad_format,
1575 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
1576 i370_double_format, c4x_single_format, c4x_extended_format,
1577 real_internal_format): Update initializers for new field.
1578 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
1579 real_format structure.
1580 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
1581 field of the real_format structure.
1583 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
1585 Fix PR tree-optimization/20458
1587 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
1588 DECL_EXTERNAL on STRUCT_FIELD tags.
1589 (clear_call_clobbered): Ditto.
1590 * tree-ssa-operands.c (note_addressable): Make sure the original
1591 variable doesn't slip into the addressable list if we have
1593 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
1596 2005-03-14 Geoffrey Keating <geoffk@apple.com>
1598 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
1599 (-fwide-exec-charset): Likewise.
1600 (-finput-charset): Likewise.
1601 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
1602 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
1603 * c.opt (Wnormalized): New.
1605 2005-03-14 Devang Patel <dpatel@apple.com>
1607 * doc/invoke.texi: Add reference to Visibility document.
1609 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1611 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
1612 MASK_SPLIT_ADDRESSES.
1613 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
1614 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
1615 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
1616 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
1617 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
1618 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
1619 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
1620 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
1621 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
1622 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
1623 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
1624 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
1625 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
1626 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
1627 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
1628 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
1629 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
1630 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
1631 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
1632 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
1633 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
1634 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
1635 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
1636 (TARGET_EXPLICIT_RELOCS): Delete.
1637 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
1638 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
1639 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1640 (override_options): Set MASK_LONG64 if -mint64 is given and no
1641 -mlongXX option is. Complain about -mint64 -mlong32.
1642 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
1643 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
1644 * config/mips/mips.opt: New file.
1646 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1648 * config.gcc (extra_options): New variable for listing option files.
1649 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
1650 * configure.ac (extra_opt_files): New AC_SUBST variable.
1651 (tm_file_list, tm_include_list): Include options.h first.
1652 * configure: Regenerate.
1653 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
1654 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
1655 (s-options-h): New rule.
1656 (options.h): Depend on it.
1657 (TEXI_GCCINT_FILES): Add options.texi.
1658 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
1659 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
1660 * target.h (gcc_target): Add default_target_flags and handle_option.
1661 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
1662 (TARGET_HANDLE_OPTION): New macros.
1663 (TARGET_INITIALIZER): Include them.
1664 * opt-functions.awk (opt_args, nth_arg): New functions.
1665 (switch_flags): Handle the "Target" flag.
1667 (var_name): Use opt_args and nth_arg.
1668 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
1669 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
1670 macros for the "Mask" and "InverseMask" options.
1671 * opts.h (cl_var_cond): New enum.
1672 (cl_option): Replace the "has_set_value" and "set_value" fields with
1673 "var_cond" and "var_value".
1674 (CL_TARGET): New macro.
1675 (option_enabled, print_filtered_help): Declare.
1676 (decode_options): Move definition.
1677 * opts.c (handle_option): Search for the original option before
1678 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
1679 var_cond and var_value fields. Use targetm.handle_option to handle
1681 (decode_options): Set target_flags to targetm.default_target_flags.
1682 (print_filtered_help): Make global. Handle CL_TARGET.
1683 (option_enabled): New function.
1684 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
1685 (display_target_options, set_target_switch, print_switch_values)
1686 (default_pch_valid_p): Guard uses of target_switches with
1687 #ifdef TARGET_SWITCHES. Also...
1688 (display_target_options): Display the CL_TARGET entries in cl_options.
1689 (set_target_option): Don't complain about the "" option when
1690 TARGET_SWITCHES is undefined.
1691 (print_switch_values): Use option_enabled.
1692 (default_pch_valid_p): Check cl_options[] when looking for something
1693 that has changed the value of target_flags.
1694 * c.opt: Remove documentation from top of file.
1695 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
1696 * doc/sourecebuild.texi: Refer to the new options documentation
1697 instead of c.opt. Document machine-specific .opt files.
1698 * doc/tm.texi (target_flags): Say that this variable is declared
1700 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
1701 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
1703 * doc/options.texi: New file.
1705 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1708 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
1711 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1714 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
1715 temporary variable of pointer type if an lvalues is required.
1716 (gimplify_modify_expr_rhs): Request an rvalue from it.
1717 (gimplify_expr): Pass fallback on.
1719 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1721 * cfgbuild.c: Update comments.
1723 2005-03-14 Roger Sayle <roger@eyesopen.com>
1725 PR rtl-optimization/17236
1726 * optabs.c (expand_doubleword_mult): New helper function split out
1727 from expand_binop. Permute the order in which instructions are
1728 emitted to minimize the number of simultaneously live registers.
1729 (expand_binop): Call expand_doubleword_mult to synthesize a double
1730 word multiplication.
1732 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1734 * basic-block.h: Update the prototypes of cached_make_edge and
1736 * cfg.c (cached_make_edge): Take edge_cache representing one
1737 row of the adjacency matrix of edges.
1738 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
1739 (make_edges): Initialize edge_cache to represent one row of
1740 the adjacency matrix of edges.
1742 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1744 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
1746 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
1747 Remove unused removed_phis variable.
1748 (conditional_replacement): Use build1/build2.
1749 (abs_replacement): Use last_and_only_stmt and build1/build2.
1751 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1753 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
1754 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
1755 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
1756 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
1757 * c-common.c (handle_novops_attribute): New function.
1758 (c_common_attribute_table): Add "no vops" entry.
1759 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
1760 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
1761 * tree-ssa-operands.c (get_call_expr_operands): Do not
1762 create virtual operands for calls with ECF_NOVOPS flag.
1763 * tree.h (DECL_IS_NOVOPS): New macro.
1764 (struct tree_decl): Add novops_flag.
1765 (ECF_NOVOPS): New constant.
1767 2005-03-14 Uros Bizjak <uros@kss-loka.si>
1770 * config/i386/i386.c (x86_use_himode_fiop): New.
1771 (x86_use_simode_fiop): Rename from x86_use_fiop.
1772 * config/i386/i386.h (x86_use_himode_fiop): Declare.
1773 (TARGET_USE_HIMODE_FIOP): New.
1774 (x86_use_simode_fiop): Rename from x86_use_fiop.
1775 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
1777 * config/i386/i386.md (X87MODEI12): New mode macro define.
1778 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
1779 to implement x87 FP compare with HImode input operands.
1780 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
1781 Use X87MODEI12 mode macro to handle HImode input operands.
1782 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
1783 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
1784 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
1785 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
1786 macro to implement x87 operators with HImode input operands.
1787 (fop splitters): Use X87MODEI12 mode macro to handle HImode
1790 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1792 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
1794 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
1795 constants invariant.
1797 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1799 * basic-block.h (BB_VISITED): Removed.
1800 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
1802 2005-03-14 Falk Hueffner <falk@debian.org>
1805 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
1807 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1809 * ggc-zone.c: Fix comment typos.
1811 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
1812 stringpool.c, config/mips/mips-protos.h: Update copyright.
1814 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1816 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
1817 throughout with its typedef, "rtx".
1818 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
1819 (rs6000_tls_symbol_ref_1): Remove inline keyword.
1820 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
1821 regs in comment to match code.
1823 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1825 * except.c (check_handled): Make it static.
1826 * except.h: Remove the corresponding prototype.
1828 * function.c (get_func_frame_size): Make it static.
1829 * function.h: Remove the corresponding type.
1831 * regclass.c (reg_class_superclasses, reg_class_subclasses):
1833 * hard-reg-set.h: Remove the corresponding declarations.
1835 * tree-cfg.c (verify_stmts): Check that
1836 bb_for_stmt (stmt) == bb for every PHI node and statement.
1838 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1840 * config.gcc: Remove excess indentation.
1841 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
1843 2005-03-13 Roger Sayle <roger@eyesopen.com>
1846 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
1847 * fold-const.c (fold_sign_changed_comparison): Likewise.
1848 (fold_binary): Optimize comparisons against widened operands if
1849 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
1851 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1853 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
1854 (sparc_override_options): Initialize it.
1855 (sparc_struct_value_rtx): Set it on the MEM to be returned.
1857 2005-03-13 David Edelsohn <edelsohn@gnu.org>
1859 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
1860 (reg_or_none500mem_operand): New predicate.
1861 (zero_reg_mem_operand): New predicate.
1862 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
1863 to reg_or_none500mem_operand.
1864 (extendsfdf2_fpr): Add MEM alternative.
1865 (extenddftf2_internal): Change operand2 predicate to
1866 zero_reg_mem_operand.
1868 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1870 * ggc-zone.c: Rewritten.
1872 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
1874 * configure.ac: Define GGC_ZONE for --with-gc=zone.
1875 * config.in: Regenerated.
1876 * configure: Regenerated.
1877 * gengtype.c (write_types_process_field, write_func_for_structure):
1878 Pass new argument to gt_pch_note_object.
1879 * ggc-common.c (struct ptr_data): Add TYPE.
1880 (gt_pch_note_object): Take TYPE argument and save it.
1881 (call_count): Update call to ggc_pch_count_object.
1882 (call_alloc): Update call to ggc_pch_alloc_object.
1883 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
1885 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
1886 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
1887 (ggc_alloc_zone_stat): Delete.
1888 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
1889 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
1890 (ggc_pch_alloc_object): Update prototypes.
1891 (garbage_zone): Delete.
1892 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
1893 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
1895 (tree_id_zone): New variable.
1896 (ggc_alloc_cleared_zone): Remove unused.
1897 (ggc_alloc_zone): Define.
1898 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
1899 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
1900 ggc_alloc_zone_stat.
1901 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
1902 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
1903 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
1904 (make_node_stat): Likewise. Use tree_id_zone.
1906 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1907 Joseph S. Myers <joseph@codesourcery.com>
1909 * configure.ac: Check for MIPS TLS.
1910 * configure: Regenerated.
1911 * config/mips/mips-protos.h (enum mips_symbol_type): Add
1912 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
1913 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
1914 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
1915 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
1916 (mips_classify_symbol, mips_symbolic_constant_p)
1917 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
1918 (mips_tls_operand_p, mips_call_tls_get_addr)
1919 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
1920 (mips_tls_symbol_ref_1): New functions.
1921 (mips_legitimize_address, mips_legitimize_const_move): Call
1922 mips_legitimize_tls_address.
1923 (override_options): Handle V1_REG and TLS symbols. Disable TLS
1925 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
1926 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
1927 (mips_char_to_class): Document V1_REG.
1928 (HAVE_AS_TLS): Provide default.
1929 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
1931 (load_got<mode>): Renamed from *load_got<mode>. Allow when
1933 (tls_get_tp_<mode>): New instruction.
1935 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1937 * configure.ac: Update checks for target tools.
1938 * configure: Regenerated.
1940 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1942 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
1944 2005-03-13 Roger Sayle <roger@eyesopen.com>
1946 * expmed.c (expand_mult): Use synthetic multiplication sequences for
1947 more classes of DImode multiplication by constant. Allow both
1948 multiplication by small negative constants (by performing a
1949 multiplication by a positive constant and negating the result) and
1950 multiplications by large powers of two, by using a left shift.
1952 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1954 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
1955 of basic blocks into work_stack.
1957 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
1958 config/mips/vr.h: Update copyright.
1960 * c-decl.c (c_init_decl_processing): Remove useless calls to
1961 build_function_type.
1963 * builtins.c (fold_trunc_transparent_mathfn,
1964 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
1965 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
1966 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
1967 fold_builtin_strcpy, fold_builtin_strncpy,
1968 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
1971 * builtins.c (expand_builtin_mathfn_3): Remove local variable
1974 * lambda-code.c (lambda_compute_auxillary_space): Remove local
1975 variable determinant.
1977 * tree-cfg.c (group_case_labels): Remove local variable type.
1979 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
1982 * tree-ssa-phiopt.c (value_replacement): Remove local variable
1985 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
1988 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
1989 (*movmemqi_insn): Delete.
1990 (*movmemhi): Delete.
1992 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1994 * builtins.c (fold_builtin_classify): Take decomposed
1995 arguments of CALL_EXPR.
1996 (fold_builtin_1): Update a call to fold_builtin_classify.
1998 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
2001 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
2002 through into call to parser_xref_tag after parse error.
2003 (c_parser_struct_declaration): Consistently return NULL_TREE on
2006 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
2008 * tree-flow-inline.h (ref_contains_array_ref): New function.
2009 (lookup_subvars_for_var): Ditto.
2010 (get_subvars_for_var): Ditto.
2011 (var_can_have_subvars): Ditto.
2013 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
2014 (struct subvar): New type.
2016 * tree-dfa.c (okay_component_ref_for_subvars): New function.
2018 * tree-optimize.c (init_tree_optimization_passes): Call
2019 pass_create_structure_vars.
2021 * tree-ssa-alias.c: Include vec.h.
2022 (init_alias_info): Don't auto-clear call clobbered on struct-field
2024 (compute_flow_insensitive_aliasing): Handle subvars.
2025 (group_aliases): Handle STRUCT_FIELD aliases.
2026 (setup_pointers_and_addressables): Ditto.
2027 Don't mark variables non-addressable if they still have
2028 addressable subvars.
2029 Also mark subvars addressable when the real variable is marked
2031 (add_pointed_to_var): Try to prune the pointed-to set by only
2032 pointing to subvars when possible.
2033 Otherwise, make sure we set addresses_needed and pt_vars to
2034 properly include subvars.
2035 (bitpos_of_field): New function.
2036 (push_fields_onto_fieldstack): Ditto.
2037 (get_or_create_used_part_for): Ditto.
2038 (create_overlap_variables_for): Ditto.
2039 (find_used_portions): Ditto.
2040 (create_structure_vars): Ditto.
2041 (pass_create_structure_vars): New structure.
2043 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
2044 (get_expr_operands): Handle subvars. Also try to turn
2045 COMPONENT_REF accesses into must-defs now that we can accurately
2047 (note_addressable): Try to only mark as addressable those subvars
2048 we know a COMPONENT_REF touches.
2049 (overlap_subvar): New function.
2051 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
2052 Handle subvar storing.
2053 (vect_address_analysis): Update caller of vect_object_analysis.
2055 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
2057 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
2058 (STMT_VINFO_SUBVARS): New macro.
2060 * common.opts: add flag_tree_salias.
2062 * opts.c (decode_options): flag_tree_salias defaults to on.
2064 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
2066 * doc/tree-ssa.texi: Document structural alias analysis.
2068 2005-03-12 Steven Bosscher <stevenb@suse.de>
2070 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
2071 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
2072 * tree-ssa-operands.c (get_expr_operands): Likewise.
2073 (get_expr_operands): Likewise for ERROR_MARK.
2075 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2077 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
2080 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
2083 * tree-ssa-pre.c (compute_avail): Remove local variable val.
2084 (mark_operand_necessary): Remove local variable ver.
2086 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
2087 variable prefix_len.
2089 * value-prof.c (mod_subtract_transform): Remove local variable
2092 * builtins.c (fold_builtin_exponent): Take decomposed
2093 arguments of CALL_EXPR.
2094 (fold_builtin_1): Update a call to fold_builtin_exponent.
2096 * builtins.c (fold_builtin_logarithm): Take decomposed
2097 arguments of CALL_EXPR.
2098 (fold_builtin_1): Update a call to fold_builtin_logarithm.
2100 * c-decl.c (c_init_decl_processing): Remove local variables
2101 ptr_ftype_void and ptr_ftype_ptr.
2103 * gimplify.c (gimplify_expr): Remove local variables r0 and
2106 * reg-stack.c (move_for_stack_reg): Remove local variable
2108 (compare_for_stack_reg): Remove local variable flags_user.
2109 (convert_regs_1): Remove local variable deleted.
2111 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
2113 (combine_blocks): Remove local variables exits and new_e.
2115 * tree-inline.c (expand_call_inline): Remove local variable
2118 * tree-ssa-live.c (create_ssa_var_map,
2119 calculate_live_on_entry): Remove local variable snn.
2121 2005-03-12 Geoffrey Keating <geoffk@apple.com>
2123 * c-lex.c (c_lex_with_flags): Add parameter to call to
2126 2005-03-11 Per Bothner <per@bothner.com>
2128 * c-tree.h (struct c_declarator): New id_loc field.
2129 * c-pragma.h (c_lex_with_flags): Take position reference.
2130 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
2131 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
2132 (c_lex): Pass dummy location to c_lex_with_flags.
2133 * c-parser.c (c_lex_one_token): Set c_token's location using
2134 c_lex_with_flags, instead of input_location, which might be "ahead".
2135 (c_parser_direct_declarator): Set declarator's id_loc from
2137 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
2138 declarator's id_loc, rather than probably-imprecise input_location.
2139 (build_id_declarator): Initialize c_declarator's id_loc field.
2141 2005-03-11 Roger Sayle <roger@eyesopen.com>
2144 * builtins.c (expand_builtin_signbit): Force the signbit's word
2145 into an integer register to avoid SUBREGs of floating point modes.
2147 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2149 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
2150 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
2151 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
2152 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
2154 2005-03-11 David Edelsohn <edelsohn@gnu.org>
2156 PR rtl-optimization/20306
2157 * expr.c (emit_move_complex): Set try_int false if mode is
2158 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
2159 emit_block_move if try_int is true.
2161 2005-03-11 Richard Henderson <rth@redhat.com>
2164 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
2165 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
2168 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2170 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
2171 (TARGET_FIX_VR4130): New macro.
2172 (TARGET_OPTIONS): Add -mfix-vr4130.
2173 (ISA_HAS_MACCHI): New macro.
2174 (ASM_SPEC): Add -mfix-vr4130.
2175 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
2176 (override_options): Handle mips_fix_vr4130_string.
2177 (mips_avoid_hazards): Clear all_noreorder_p
2178 if we're working around VR4130 errata and the macc alternatives
2180 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
2181 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
2182 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
2183 (MULTILIB_DEFAULTS): Remove leading "march=".
2184 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
2185 if no architecture option is given.
2186 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
2188 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
2189 * doc/invoke.texi: Document -mfix-vr4130.
2191 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2193 * config/mips/mips.c (override_options): Only warn about -mint64
2194 deprecation if TARGET_INT64.
2196 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2198 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
2199 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
2200 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
2201 are non-specific regarding the nonnull parameter positions.
2202 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
2203 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
2204 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
2205 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
2207 * builtins.def: Use the non-specific "nonnull" attibute lists.
2209 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2211 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2212 single_pred_edge, single_succ, single_pred): Improve comments.
2214 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2216 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2217 single_pred_edge, single_succ, single_pred): New inline functions.
2218 * bb-reorder.c (rotate_loop, find_traces_1_round,
2219 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
2220 duplicate_computed_gotos): Use the single_succ/pred functions.
2221 * cfganal.c (forwarder_block_p): Ditto.
2222 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
2223 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2224 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
2225 merge_seq_blocks): Ditto.
2226 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
2227 * cfglayout.c (fixup_reorder_chain): Ditto.
2228 * cfgloop.c (mark_single_exit_loops, update_latch_info,
2229 canonicalize_loop_headers, verify_loop_structure): Ditto.
2230 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
2231 mfb_update_loops, create_preheader, force_single_succ_latches,
2232 create_loop_notes): Ditto.
2233 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
2234 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
2235 commit_one_edge_insertion, purge_dead_edges,
2236 cfg_layout_can_merge_blocks_p): Ditto.
2237 * except.c (sjlj_emit_function_enter): Ditto.
2238 * flow.c (init_propagate_block_info): Ditto.
2239 * function.c (thread_prologue_and_epilogue_insns): Ditto.
2240 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
2241 insert_insn_end_bb): Ditto.
2242 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
2243 find_if_case_2): Ditto.
2244 * lambda-code.c (perfect_nestify): Ditto.
2245 * lcm.c (optimize_mode_switching): Ditto.
2246 * loop-doloop.c (doloop_modify): Ditto.
2247 * loop-init.c (loop_optimizer_init): Ditto.
2248 * loop-iv.c (simplify_using_initial_values): Ditto.
2249 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2250 * loop-unswitch.c (unswitch_loop): Ditto.
2251 * modulo-sched.c (generate_prolog_epilog): Ditto.
2252 * predict.c (combine_predictions_for_insn, estimate_probability,
2253 tree_estimate_probability, last_basic_block_p,
2254 estimate_bb_frequencies): Ditto.
2255 * profile.c (branch_prob): Ditto.
2256 * regrename.c (copyprop_hardreg_forward): Ditto.
2257 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
2258 * tracer.c (layout_superblocks): Ditto.
2259 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
2260 cfg_remove_useless_stmts_bb, cleanup_control_flow,
2261 cleanup_control_expr_graph, disband_implicit_edges,
2262 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
2263 tree_verify_flow_info, tree_make_forwarder_block,
2264 tree_forwarder_block_p, remove_forwarder_block,
2265 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
2266 * tree-if-conv.c (tree_if_conversion): Ditto.
2267 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2268 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
2269 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
2270 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
2271 copy_loop_headers): Ditto.
2272 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
2273 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
2274 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
2275 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
2276 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
2277 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
2278 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
2279 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
2280 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
2281 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
2282 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
2283 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
2284 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2285 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
2286 slpeel_add_loop_guard): Ditto.
2288 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
2290 PR tree-optimization/15784
2291 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2294 * stmt.c (expand_case): Don't change index_type. Convert minval
2297 PR tree-optimization/20130
2298 * fold-const.c (fold): Fold x * -1 into -x.
2300 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
2302 PR rtl-optimization/20331
2303 * rtlanal.c (modified_between_p): Check its address first for MEM.
2304 (modified_in_p): Likewise.
2306 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
2308 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
2310 2005-03-10 Steven Bosscher <stevenb@suse.de>
2312 * expr.c (expand_expr_real_1): If possible, use a conditional
2313 move for expanding MIN_EXPR and MAX_EXPR.
2314 Use temp for moving around rtx-en.
2316 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
2319 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
2322 2005-03-10 Roger Sayle <roger@eyesopen.com>
2324 * builtins.c (expand_builtin_signbit): Extend to handle floating
2325 point modes wider than the largest integer type, using the
2326 operand_subword_force function to obtain the signbit's word.
2328 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2331 * combine.c (try_combine): If recog_for_combine added CLOBBERs
2332 to NEWI2PAT, fail to combine if they are used by NEWPAT.
2334 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
2336 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
2338 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
2340 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
2342 (perform_edge_inserts): Unconditionally call
2343 free_dominator_info.
2345 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
2347 2005-03-10 Bob Wilson <bob.wilson@acm.org>
2349 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
2351 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
2353 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
2355 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
2357 (rtl_register_value_prof_hooks,
2358 tree_value_profile_transformations,
2359 tree_register_value_prof_hooks): Likewise.
2360 * var-tracking.c (stack_adjust_offset_pre_post,
2361 variable_htab_free, variable_union, dataflow_set_different_2,
2362 count_uses, variable_was_changed, set_frame_base_location,
2363 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
2364 vt_add_function_parameters): Likewise.
2365 * varasm.c (named_section_real, named_section, make_decl_rtl,
2366 asm_emit_uninitialised, assemble_integer, decode_addr_const,
2367 const_hash_1, compare_constant, copy_constant, force_const_mem,
2368 output_constant_pool_2, output_constant_pool_1, output_constant,
2369 output_constructor, make_decl_one_only, decl_tls_model,
2370 default_no_named_section, default_elf_select_section_1,
2371 default_unique_section_1): Likewise.
2372 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
2373 * vmsdbgout.c (addr_const_to_string): Likewise.
2376 * function.c (struct assign_parm_data_one): Remove last_named
2378 (assign_parm_find_data_types): Don't determine last_named.
2379 Reorder named_parm determination.
2380 (assign_parms): Only setup varargs on the last non-varadic
2383 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
2385 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
2386 sda base address on medium model.
2388 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
2390 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
2391 * cfgloop.c (flow_loop_nodes_find): Export.
2392 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
2394 * cfgloopmanip.c (fix_loop_structure): New function.
2395 * predict.c (predict_loops): Clean up the loops information.
2396 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
2397 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
2399 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
2400 (rewrite_into_loop_closed_ssa): Declaration changed.
2401 * tree-loop-linear.c (linear_transform_loops): Add argument to
2402 rewrite_into_loop_closed_ssa call.
2403 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2404 * tree-ssa-loop-im.c (move_computations): Ditto.
2405 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
2406 * tree-vectorizer.c (vectorize_loops): Ditto.
2407 * tree-optimize.c: Include cfgloop.h.
2408 (execute_todo): Choose whether to call cleanup_tree_cfg or
2409 cleanup_tree_cfg_loop.
2410 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
2411 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
2412 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
2413 cleanup_tree_cfg_loop call.
2414 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
2415 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
2416 work on part of cfg.
2418 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2421 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
2422 with multiple alternatives.
2424 * stmt.c (parse_output_constraint): Fix a typo.
2426 2005-03-09 Bob Wilson <bob.wilson@acm.org>
2428 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
2429 assembly directive instead of deprecated "no-generics".
2431 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
2433 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2434 for non-offsettable memory references to cope with outstanding reload
2436 * config/s390/s390.md ("reload_outti"): Call find_replacement to
2437 avoid losing outstanding address reloads.
2438 ("reload_outdi", "reload_outdf"): Likewise.
2440 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2442 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
2443 code. Add more cbrt transformations.
2445 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2447 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
2449 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2451 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
2452 NULL_TREE when a given tree is not simplified.
2453 (fold): Return the original tree when any of the functions
2454 mentioned above NULL_TREE.
2456 * fold-const.c (fold_unary, fold_binary): Take decomposed
2457 arguments, code, type, op0, and op1 in case of fold_binary.
2458 (fold): Update calls to fold_unary and fold_binary.
2460 2005-03-09 Roger Sayle <roger@eyesopen.com>
2462 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
2463 a fndecl and an arglist instead of a CALL_EXPR, exp.
2465 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2467 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
2469 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
2471 * expr.c (expand_assignment): Remove orig_to_rtx.
2473 * fold-const.c (int_const_binop): Remove no_overflow.
2475 * ifcvt.c (noce_emit_move_insn): Remove inmode.
2477 * loop-iv.c (get_biv_step_1): Remove lhs.
2479 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
2481 * real.c (real_nan): Remove neg.
2483 * function.c (thread_prologue_and_epilogue_insns): Remove i
2486 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
2489 * tree-eh.c (tree_could_trap_p): Remove idx.
2491 * tree-into-ssa.c (ann): Remove ann.
2493 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
2495 * tree-sra.c (decide_block_copy): Remove inst_count.
2497 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
2499 * tree-ssa-loop-im.c (lhs): Remove.
2501 * cfgbuild.c (state, STATE, SET_STATE,
2502 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
2504 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
2505 (find_basic_blocks): Set the state of each basic block to
2508 2005-03-08 Jeff Law <law@redhat.com>
2510 * tree-cfg.c (cleanup_control_flow): If removal of a computed
2511 goto results in the removal of edges in the CFG, then we need
2512 to recompute dominators.
2514 2005-03-09 Ben Elliston <bje@au.ibm.com>
2516 * c-common.c (c_do_switch_warnings): Comment fix.
2518 2005-03-08 Julian Brown <julian@codesourcery.com>
2520 * Patch from 2005-03-08 reverted for causing regressions and
2521 ppc-darwin bootstrap failure.
2523 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
2525 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
2526 Define the real function for ppc-darwin.
2527 * c-typeck.c (convert_arguments): Check for target-specific
2528 invalid argument call to unprototyped function.
2529 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2531 * target.h (invalid_arg_for_unprototyped_fn): New field
2533 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
2534 default target hook.
2535 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
2538 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2540 * c-typeck.c (constructor_stack, constructor_range_stack,
2541 initializer_stack): Make them static.
2543 * cfg.c (rbi_pool): Make it static.
2545 * gimple-low.c (lower_stmt_body): Make it static.
2546 * tree-flow.h: Remove the corresponding prototype. Don't
2549 * sched-deps.c (cache_size): Make it static.
2551 * stor-layout.c (lang_adjust_rli): Make it static.
2553 2005-03-08 Julian Brown <julian@codesourcery.com>
2555 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2556 from being used for symbols with vague linkage when
2557 HAVE_GAS_COMDAT_GROUP is true.
2559 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
2561 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
2562 nlabel == JUMP_LABEL (jump).
2564 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2566 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
2567 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
2568 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
2569 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
2571 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
2574 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
2575 * c-common.c (handle_returns_twice): New function.
2576 (c_common_attribute_table): Declare eturns_twice' attribute.
2577 * doc/extend.texi: Document eturns_twice' attribute.
2578 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
2579 (struct tree_decl): Add returns_twice_flag.
2581 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2583 * tree-ssa-phiopt.c: Fix a comment typo.
2585 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
2586 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
2587 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
2590 2005-03-08 Richard Henderson <rth@redhat.com>
2592 * config/alpha/alpha.c (code_for_builtin): Replace special-case
2593 builtin codes with ctzdi2, clzdi2, popcountdi2.
2594 (struct alpha_builtin_def): Add is_const.
2595 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
2596 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
2597 (alpha_init_builtins): Init them. Set nothrow and const attributes
2599 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
2600 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
2601 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
2602 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
2603 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
2604 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
2605 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
2606 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
2607 (TARGET_FOLD_BUILTIN): New.
2608 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
2609 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
2611 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
2613 2005-03-08 Ira Rosen <irar@il.ibm.com>
2615 PR tree-optimization/20122
2616 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
2617 condition of access function instead of base.
2619 2005-03-07 Jeff Law <law@redhat.com>
2620 Steven Bosscher <stevenb@suse.de>
2622 * tree-cfg.c (find_taken_edge_computed_goto): New function.
2623 (find_taken_edge): Call find_taken_edge_computed_goto as
2624 appropriate. Allow any gimple invariant rather than just
2625 INTEGER_CST for VAL.
2626 (cleanup_control_flow): Cleanup a computed goto which has turned
2628 (tree_merge_blocks): If block B has any forced labels, move
2629 them to the start of block A.
2630 * tree-ssa-dom.c (thread_across_edge): Allow threading across
2631 computed gotos as well.
2632 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
2633 removal of unnecessary computed gotos too.
2634 (lookup_redirection_data): Fix type of INSERT argument. Callers
2637 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2639 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
2640 Remove trailing spaces.
2642 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
2643 unshare_all_trees): Make them static.
2644 * tree-gimple.h: Remove the corresponding prototypes.
2646 * diagnostic.h: Remove unused prototype
2647 debug_output_buffer.
2648 * modulo-sched.c: Remove unused prototype
2649 set_row_column_for_ps.
2651 * tree-ssa-phiopt.c (tree_ssa_phiopt,
2652 replace_phi_edge_with_variable): Remove unused variable i.
2654 2005-03-07 Per Bothner <per@bothner.com>
2656 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
2658 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
2661 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
2662 bbs on the COND_EXPR instead of the PHI_NODEs.
2663 (candidate_bb_for_phi_optimization): Remove.
2664 (replace_phi_with_stmt): Rename to ...
2665 (replace_phi_edge_with_variable): this and change so that we
2666 replace the phi argument instead of removing the PHI.
2667 (conditional_replacement): Change so we deal with PHI with more
2669 (value_replacement): Likewise.
2670 (abs_replacement): Likewise.
2672 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
2674 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
2675 output_e500_flip_gt_bit.
2677 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
2679 (rs6000_generate_compare): Fix logic to look at the correct bits.
2680 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
2682 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
2683 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
2684 gen_move_from_CR_gt_bit.
2686 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
2687 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
2688 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
2690 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
2691 (E500_CR_IOR_COMPARE): New constant.
2693 2005-03-08 Earl Chew <earl_chew@agilent.com>
2694 David Billinghurst <David.Billinghurst@riotinto.com>
2696 * config/i386/host-cygwin.c: New file to support precompiled
2698 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
2699 * config.host: Use above files for cygwin host.
2701 2005-03-07 David Edelsohn <edelsohn@gnu.org>
2703 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
2704 ordering ops from earlier change.
2706 2005-03-07 Per Bothner <per@bothner.com>
2708 Various fixes to allow us to again build if --enable-mapped-location:
2709 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
2710 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
2711 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
2712 local variable loc. Change logic appropriately.
2713 * tree-vect-transform.c (vect_finish_stmt_generation): Use
2714 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
2715 * c-parser.c (c_parser_for_statement): Initialize loc variable.
2716 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
2717 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
2719 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
2721 PR rtl-optimization/19683
2722 * reload1.c (choose_reload_regs): Pass the number of bits, not the
2723 number of bytes, to smallest_int_for_mode. Fix arguments to
2724 REG_CANNOT_CHANGE_MODE_P.
2726 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2728 * reorg.c (relax_delay_slots): Check that the jump is
2729 conditional before trying to invert it.
2731 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2733 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
2736 * calls (stack_arg_under_construction): Make it static.
2738 * flow.c (regs_live_at_setjmp): Make it static.
2739 * flow.h: Remove the corresponding prototype.
2741 * reload1.c (reload_startobj, reload_firstobj,
2742 something_needs_operands_changed, reload_inherited,
2743 reload_inheritance_insn, reload_override_in,
2744 reload_spill_index): Make them static.
2746 * recog.c (verify_changes): Make it static.
2747 * recog.h: Remove the corresponding prototype.
2749 * cfgbuild.c (find_sub_basic_blocks): Remove.
2750 * basic-block.h: Remove the corresponding prototype.
2751 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
2753 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
2755 * tree-ssa-operands.c (check_build_stmt): Remove.
2757 * stor-layout.c (set_alignment): Remove.
2758 * tree.h: Remove the corresponding prototype.
2760 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
2762 * tree-ssa-dce.c (control_dependence_map,
2763 visited_control_parents): Make them static.
2765 * cfghooks.c (verify_flow_info): Remove local variable
2768 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
2771 * loop-unswitch.c (unswitch_loop): Remove local variable src.
2773 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
2775 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
2777 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
2779 * config/ia64/hpux.h (LINK_SPEC): Add -z.
2780 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
2781 PARALLEL for an empty structure.
2783 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2785 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
2787 * fold-const.c (fold_binary): Unroll the very first "for"
2790 2005-03-06 David Edelsohn <edelsohn@gnu.org>
2792 * config/rs6000/predicates.md (branch_comparison_operator): Remove
2793 redundant match_code test.
2794 (scc_comparison_operator): Swap match_operand and match_code
2796 (branch_positive_comparison_operator): Same.
2797 (trap_comparison_operator): Use comparison_operator and swap with
2800 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
2803 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
2804 (out_movhi_r_mr): Read low byte of volatile MEM first.
2805 (out_movhi_mr_r): Write high byte of volatile MEM first.
2807 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2809 * cselib.c (reg_values, reg_values_size): Make them static.
2811 * cse.c (cse_reg_info_table): Make it static.
2813 * fold-const.c (fold_unary): Use build1 instead of copy_node.
2815 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
2817 * cse.c (find_best_addr): Use canon_for_address.
2819 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2821 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
2822 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
2823 SUBREG and MEM, respectively.
2825 * fold-const.c (fold_binary): Use code instead of t.
2827 * fold-const.c (optimize_minmax_comparison): Take decomposed
2828 arguments code, type, op0, and op1 instead of t.
2829 (fold_binary): Update a call to optimize_minmax_comparison.
2831 * fold-const.c (fold_range_test): Take decomposed arguments
2832 code, type, op0, and op1 instead of t.
2833 (fold_binary): Update a call to fold_range_test.
2835 * fold-const.c (fold_binary_op_with_conditional_arg): Take
2836 decomposed arguments code, type, op0, and op1 instead of t.
2837 (fold_binary): Update a call to fold_range_test.
2839 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2841 * fold-const.c (fold_binary): Avoid directly using the original
2842 expression t as much as possible.
2844 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2846 * c-semantics.c (build_stmt): Use TYPE_P instead of
2847 IS_NON_TYPE_CODE_CLASS.
2848 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
2849 (NON_TYPE_CHECK): Use TYPE_P instead of
2850 IS_NON_TYPE_CODE_CLASS.
2852 * fold-const.c (fold): Remove handling of binary expressions.
2854 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
2856 * doc/c-tree.texi: Wrap comments in @r{}.
2857 * doc/cpp.texi: Likewise.
2858 * doc/cppinternals.texi: Likewise.
2859 * doc/extend.texi: Likewise.
2860 * doc/md.texi: Likewise.
2861 * doc/objc.texi: Likewise.
2862 * doc/sourcebuild.texi: Likewise.
2863 * doc/tm.texi: Likewise.
2866 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2868 * predict.c (apply_return_prediction): Standardize PHI chain
2870 * tree-ssa.c (ssa_redirect_edge): Likewise.
2872 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
2873 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
2876 * tree-phinodes.c (remove_phi_node): Drop the last argument.
2877 * tree-flow.h: Adjust the prototype for remove_phi_node.
2878 * lambda-code.c (perfect_nestify): Adjust a call to
2881 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
2882 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
2884 * tree-ssa-dce.c (remove_dead_phis): Likewise.
2885 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2886 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2887 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
2889 * combine.c (simplify_and_const_int): Use gen_int_mode instead
2890 of GEN_INT (trunc_int_for_mode (...)).
2891 * loop-iv.c (iv_number_of_iterations): Likewise.
2892 * postreload.c (reload_cse_move2add): Likewise.
2893 * simplify-rtx.c (simplify_const_unary_operation,
2894 simplify_const_binary_operation): Likewise.
2895 * stor-layout.c (get_mode_bounds): Likewise.
2897 * fold-const.c (fold_binary): New.
2898 (fold): Call fold_binary on binary expressions.
2900 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
2902 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
2903 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
2904 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
2905 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
2906 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
2908 2005-03-04 Devang Patel <dpatel@apple.com>
2910 PR tree-optimization/18815
2911 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2912 loops with zero exit edges.
2914 2005-03-04 Devang Patel <dpatel@apple.com>
2916 * doc/invoke.texi: Remove reference to webpage that does not exist.
2918 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
2919 Joseph S. Myers <joseph@codesourcery.com>
2922 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
2923 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
2924 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
2925 * pa.c (get_plabel): Change argument to symbol_ref. Call
2926 maybe_get_identifier instead of get_identifier.
2927 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
2928 (struct deferred_plabel): Replace name field with symbol field.
2929 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
2930 ASM_OUTPUT_EXTERNAL_REAL is defined.
2931 (output_global_address): Use output_addr_const for output of all
2933 (output_deferred_plabels): Use symbol_ref instead of name for address
2935 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
2936 ASM_OUTPUT_SYMBOL_REF): New macros.
2937 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
2939 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
2942 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
2944 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
2945 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
2947 2005-03-04 Jeff Law <law@redhat.com>
2949 * basic-block.h (rediscover_loops_after_threading): Declare.
2950 * tree-ssa-dom.c: Include cfgloop.h.
2951 (tree_ssa_dominator_optimize): Discover loops and some basic
2952 properties. Remove forwarder blocks recreated by loop header
2953 canonicalization. Also mark backedges in the CFG.
2954 * tree-ssa-threadupdate.c: Include cfgloop.h
2955 (rediscover_loops_after_threading): Define.
2956 (struct local_info): New field, JUMP_THREADED.
2957 (prune_undesirable_thread_requests): New function.
2958 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
2959 then record that fact for the callers of redirct_edges.
2960 (thread_block): If BB has incoming backedges, then call
2961 prune_undesirable_thraed_requests. Note when we are
2962 going to have to rediscover loop information. Return a
2963 boolean indicating if any jumps were threaded.
2964 (thread_through_all_blocks): Bubble up boolean indicating
2965 if any jumps were threaded.
2966 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
2967 (tree-ssa-threadupdate.o): Similarly.
2969 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2971 * fold-const.c (fold_ternary): Unroll the "for" loop to
2974 2005-03-04 Andrew Haley <aph@redhat.com>
2976 * unwind-dw2-fde-glibc.c (struct
2977 unw_eh_callback_data.check_cache): New field.
2978 (frame_hdr_cache): New.
2979 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
2980 Cache frame header info.
2982 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
2984 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
2985 (print_c_condition): Declare.
2986 * read-rtl.c (ptr_loc): New structure.
2987 (ptr_locs, ptr_loc_obstack, joined_conditions)
2988 (joined_conditions_obstack): New variables.
2989 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
2990 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
2991 (join_c_conditions, print_c_condition): New functions.
2992 (apply_macro_to_string): Associate the new string with the same
2993 source location as the old one.
2994 (add_condition_to_string): Use join_c_conditions.
2995 (read_string): Use set_rtx_ptr_loc to record a filename and line
2996 number for the string.
2997 (read_rtx): Initialize the new variables above.
2998 * genattrtab.c (write_test_expr, write_attr_value): Use
3000 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
3001 comment above the GCC_VERSION check.
3002 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
3003 Inline the definition of MAYBE_EVAL.
3004 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
3005 * genoutput.c (process_template): Likewise.
3006 * genpreds.c (write_predicate_subfunction): Likewise.
3007 (write_predicate_expr): Use print_c_condition.
3008 * genrecog.c (write_cond): Likewise.
3009 * gensupport.c (process_rtx): Use join_c_conditions to join the
3010 conditions of a define_insn_and_split. Record a source location
3011 for the string after the "&&".
3012 (alter_test_for_insn): Use join_c_conditions.
3014 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
3017 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3018 PR tree-optimization/15784
3019 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3022 2005-03-04 Ben Elliston <bje@au.ibm.com>
3024 * gcc.c (option_map): Add --coverage.
3025 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
3026 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
3027 * config/darwin.h: Pass -lgcov for `coverage'.
3028 * doc/invoke.texi (Debugging Options): Document --coverage.
3030 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3032 * gcse.c (bypass_block): Use find_edge wherever possible.
3034 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
3038 * c-opts.c (c_common_parse_file): Call start_source_file
3039 and end_source_file at the approriate times.
3041 * dwarf2out.c (dwarf2out_finish): Don't auto-end
3042 the main file, it will be done for us now.
3044 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3046 * fold-const.c (fold_ternary): New.
3047 (fold): Call fold_ternary on ternary expressions. Remove
3048 handling of ternary expressions.
3050 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3052 PR tree-optimization/15784
3053 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3056 2005-03-03 David Edelsohn <edelsohn@gnu.org>
3058 * config/rs6000/predicates.md (branch_comparison_operator):
3059 Convert from C block to conditional format.
3061 2005-03-03 Jan Hubicka <jh@suse.cz>
3063 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
3064 and non-constant public variables.
3066 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
3068 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
3071 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
3074 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
3075 calls to release_ssa_name and release_phi_node.
3077 * fold-const.c (fold): Remove handling of unary expressions.
3079 * fold-const.c (fold_unary): Avoid directly using the original
3080 expression t as much as possible.
3082 2005-03-03 Roger Sayle <roger@eyesopen.com>
3083 Andrew Pinski <pinskia@physics.uc.edu>
3085 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
3086 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
3088 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
3090 Describe special registers SRP and MOF as allocatable registers.
3091 * config/cris/cris.c (cris_md_asm_clobbers): New function.
3092 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
3093 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
3094 TARGET_HAS_MUL_INSNS.
3095 (cris_print_operand) <case 'd'>: New case.
3096 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
3097 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
3099 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
3100 (REG_ALLOC_ORDER): Update for MOF.
3101 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
3103 (GENERAL_REGS): No longer a define of ALL_REGS.
3104 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
3105 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3107 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
3108 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
3109 (SECONDARY_RELOAD_CLASS): Define.
3110 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
3111 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
3112 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
3113 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
3114 (REGISTER_MOVE_COST): Define.
3115 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
3116 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
3117 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
3118 (CRIS_MOF_REGNUM): New define_constants.
3119 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
3121 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
3123 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
3124 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
3125 Adjust for MOF being properly described as a register.
3126 (indir_to_reg_split): Name this split. Conditionalize on the
3127 destination register being a general register.
3128 (movei): Conditionalize on on operands 0 and 1 having the same
3131 2005-03-03 Alan Modra <amodra@bigpond.net.au>
3134 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
3135 -mcpu to override any other explicitly given flags.
3137 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
3139 * recog.c (verify_changes, confirm_change_group): New functions,
3140 broken out of apply_change_group.
3141 (apply_change_group): Use them.
3142 * recog.h (verify_change, confirm_change_group): Declare.
3143 * rtl.h (redirect_jump_2): Declare.
3144 * jump.c (redirect_exp, invert_exp): Delete.
3145 (invert_exp_1): Take second parameter. Return value. Changed caller.
3146 (redirect_jump_2): New function, broken out of redirect_jump.
3147 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
3148 (invert_jump): Use invert_jump_1 and redirect_jump_2.
3149 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
3151 2005-03-02 Geoffrey Keating <geoffk@apple.com>
3153 * varasm.c (named_section): Use xstrdup rather than doing it by
3156 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
3158 2005-03-02 Devang Patel <dpatel@apple.com>
3160 Undo PR tree-optimization/18815 fix.
3162 2005-03-02 Devang Patel <dpatel@apple.com>
3164 PR tree-optimization/18815
3165 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3166 loops with zero exit edges.
3168 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3170 * cfg.c (connect_src, connect_dest, disconnect_src,
3171 disconnct_dest): New.
3172 (unchecked_make_edge, remove_edge, redirect_edge_succ,
3173 redirect_edge_pred): Use the new functions.
3175 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3176 free_dominance_info only when needed.
3178 2005-03-02 David Edelsohn <edelsohn@gnu.org>
3181 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
3182 (reg_or_sub_cint64_operand): Same.
3184 2005-03-02 Jeff Law <law@redhat.com>
3186 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
3187 CFG_ALTERED in the main DOM iteration loop.
3189 2005-03-02 Mark Mitchell <mark@codesourcery.com>
3192 * varasm.c (initializer_constant_valid_p): Allow conversions
3193 between OFFSET_TYPEs. Tidy.
3195 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
3197 * config/cris/cris.md ("return"): Remove epilogue delay list
3200 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
3202 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
3204 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
3206 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3208 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
3209 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
3210 config/m68k/m68k.c, config/mips/mips.h,
3211 config/rs6000/rs6000-protos.h, doc/contrib.texi,
3212 doc/include/gcc-common.texi: Update copyright.
3214 PR middle-end/18029 and PR middle-end/18030
3215 * expr.c (optimize_bitfield_assignment_op): Add a special case
3216 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
3218 * fold-const.c (fold_unary): New.
3219 (fold): Call fold_unary on unary expressions.
3221 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
3223 * cgraph.h (struct cgraph_edge): Add prev_caller and
3225 (cgraph_node_remove_callees): Export.
3226 * cgraph.c (cgraph_create_edge): Initialize prev_caller
3228 (cgraph_edge_remove_callee): New function.
3229 (cgraph_edge_remove_caller): Likewise.
3230 (cgraph_remove_edge): Use.
3231 (cgraph_redirect_edge_callee): Likewise.
3232 (cgraph_node_remove_callees): New function.
3233 (cgraph_node_remove_callers): Likewise.
3234 (cgraph_remove_node): Use.
3235 * tree-optimize.c (tree_rest_of_compilation): Use
3236 cgraph_node_remove_callees instead of manual loop.
3237 * cgraphunit.c (cgraph_finalize_function): Likewise.
3238 (cgraph_expand_function): Likewise.
3239 (cgraph_remove_unreachable_nodes): Likewise.
3241 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
3244 * c-tree.h (undeclared_variable, build_external_ref): Add extra
3246 * c-decl.c (undeclared_variable): Take location as argument.
3247 * c-typeck.c (build_external_ref): Likewise.
3248 * c-parser.c (c_parser_postfix_expression): Pass location of
3249 identifier to build_external_ref.
3251 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3253 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
3254 CCEQ mode for branch_positive_comparison_operator test.
3255 * config/rs6000/predicates (branch_comparison_operator): Revert to
3257 (scc_comparison_operator): Same.
3258 (branch_positive_comparison_operator): Same.
3260 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
3262 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
3263 (cris_delay_slots_for_epilogue): Remove.
3264 (save_last): Move into cris_target_asm_function_epilogue.
3265 (cris_target_asm_function_epilogue): Remove tests for file being
3267 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
3268 (cris_delay_slots_for_epilogue): Remove prototypes.
3269 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
3270 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
3272 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3274 * config/rs6000/predicates.md (branch_comparison_operator): Change
3275 to define_special_predicate.
3276 (scc_comparison_operator): Same.
3277 (branch_positive_comparison_operator): Same.
3279 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
3281 * Makefile.in (tree-ssa-sink.o): New.
3282 (OBJS-common): Add tree-ssa-sink.o.
3283 * common.opt: Add -ftree-sink
3284 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
3285 * timevar.def (TV_TREE_SINK): new timevar.
3286 * tree-flow.h (is_hidden_global_store): Prototype.
3287 * tree-optimize.c (init_tree_optimization_passes): Add
3289 * tree-pass.h (pass_sink_code): New.
3290 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
3291 for non-obvious global store store to is_hidden_global_store, and
3292 call that new function.
3293 * tree-ssa-sink.c: New file.
3294 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
3295 * doc/passes.texi: Document forward store motion.
3296 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
3297 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
3298 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
3299 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
3301 2005-03-01 Per Bothner <per@bothner.com>
3303 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
3304 and we have a non-zero column-number, add it to the message.
3305 Also factor out the diagnostic_kind_text.
3307 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3309 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3310 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3311 flow_loop_scan): Removed.
3312 (flow_loop_dump): Do not dump removed fields.
3313 (flow_loop_free): Do not free removed fields.
3314 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
3315 (loop_exit_edge_p): New function.
3316 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
3317 num_pre_header_edges, entry_edges, num_entries, exit_edges,
3318 num_exits, exits_doms.
3319 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
3320 LOOP_EDGES, LOOP_ALL): Removed.
3321 (flow_loop_scan): Declaration removed.
3322 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
3323 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
3325 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
3326 (if_convert): Call flow_loops_find and flow_loops_free
3327 when calling mark_loop_exit_edges.
3328 * cfgloopanal.c (mark_loop_exit_edges): Moved from
3329 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
3330 free_dominance_info calls.
3331 * loop-init.c (flow_loops_find): Ditto.
3332 * passes.c (rest_of_handle_branch_prob): Ditto.
3333 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
3334 * loop-unroll.c (analyze_insns_in_loop): Do not use
3336 * predict.c (predict_loops): Do not call flow_loop_scan.
3337 Use get_loop_exit_edges.
3338 (tree_estimate_probability): Do not pass flags to flow_loops_find.
3339 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
3340 Do not use EDGE_LOOP_EXIT.
3341 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
3342 to bb_with_exit_edge_p.
3343 (if_convertible_loop_p): Do not call flow_loop_scan. Use
3344 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
3345 to bb_with_exit_edge_p.
3346 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
3348 * tree-loop-linear.c (linear_transform_loops): Do not call
3349 flow_loop_scan. Use loop->single_exit.
3350 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
3351 (vect_analyze_loop_form): Do not call flow_loop_scan.
3352 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
3354 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
3356 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
3357 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3358 slpeel_tree_duplicate_loop_to_edge_cfg,
3359 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
3360 Use loop_preheader_edge and loop->single_exit. Do not call
3363 2005-03-01 Nick Clifton <nickc@redhat.com>
3365 * config/arm/arm.c (thumb_find_work_register): Check all of the
3366 argument registers to see if they are free, and a couple of
3367 special cases where the last argument register but can be proved
3368 to be available during the function's prologue.
3369 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
3370 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
3371 thumb_unexpanded_epilogue): Use unsigned long as the type for the
3373 (thumb_compute_save_reg_mask): Likewise. Also use
3374 thumb_find_work_register() to ensure that there is agreement about
3375 which work register is going to be used in the prologue.
3376 (thumb_output_function_prologue): Use unsigned long as the type
3377 for the register bit-mask. Also delay pushing the link register if
3378 other high registers are going to be pushed.
3379 (thumb_compute_save_reg_mask, emit_multi_reg_push,
3380 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
3381 redundant prototypes.
3383 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
3386 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
3387 and after reload in REG+REG indexed addresses without REG_POINTER
3388 set in the base and not set in the index.
3390 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3392 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
3393 Don't undefine here.
3394 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
3395 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
3396 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3397 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
3398 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
3400 * config.gcc (sh*-*-linux*): Use config/linux.h.
3402 2005-02-28 Dale Johannesen <dalej@apple.com>
3403 Stan Shebs <shebs@apple.com>
3405 Rewrite of 64-bit Darwin structure-by-value pass/return.
3406 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
3407 intoffset, use_stack, named.
3408 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
3409 (rs6000_darwin64_record_arg_advance_flush): New.
3410 (rs6000_darwin64_record_arg_advance_recurse): New.
3411 (rs6000_darwin64_record_arg_flush): New.
3412 (rs6000_darwin64_record_arg_recurse): New.
3413 (rs6000_darwin64_record_arg): New.
3414 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
3415 (function_arg_boundary): Handle 128-bit aligned structs.
3416 (function_arg_advance): Rewrite darwin64 struct handling.
3417 (function_arg): Call rs6000_darwin64_record_arg.
3418 (function_arg_partial_nregs): Handle darwin64 structs.
3419 (rs6000_darwin64_function_value): Remove.
3420 (rs6000_function_value): Call rs6000_darwin64_record_arg.
3422 2005-02-28 Roger Sayle <roger@eyesopen.com>
3424 PR tree-optimization/20216
3425 * tree-chrec.c (tree_fold_factorial): Delete.
3426 (tree_fold_binomial): Change argument list to take a return type
3427 and change the type of K to unsigned int. Rewrite to avoid explicit
3428 evaluation of factorials, and (recursively) calling fold to perform
3429 compile-time arithmetic. Return NULL on (internal) overflow.
3430 (chrec_evaluate): Change type of K to an unsigned int. Avoid
3431 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
3432 if any intermediate calculation overflows.
3433 (chrec_apply): Update call to chrec_evaluate.
3435 2005-02-28 James E Wilson <wilson@specifixinc.com>
3437 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
3439 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
3442 * c-parser.c (c_parser_compound_statement): Return error_mark_node
3443 instead of NULL_TREE on error.
3445 2005-02-28 David Edelsohn <edelsohn@gnu.org>
3447 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
3448 (EASY_VECTOR_15_ADD_SELF): Remove.
3449 (num_insns_constant_wide): Not static.
3450 (validate_condition_mode): Not static.
3451 (toc_relative_expr_p): Not static.
3452 (legitimate_indirect_address_p): Not static.
3453 (macho_lo_sum_memory_operand): Not static.
3454 (invalid_e500_subreg): Not static.
3455 (easy_vector_same): Not static.
3456 (easy_vector_splat_const): Not static.
3457 (RS6000_SYMBOL_REF_TLS_P): Remove.
3458 (any_operand): Delete.
3459 (any_parallel_operand): Delete.
3460 (count_register_operand): Delete.
3461 (altivec_register_operand): Delete.
3462 (xer_operand): Delete.
3463 (s8bit_cint_operand): Delete.
3464 (short_cint_operand): Delete.
3465 (u_short_cint_operand): Delete.
3466 (non_short_cint_operand): Delete.
3467 (exact_log2_cint_operand): Delete.
3468 (gpc_reg_operand): Delete.
3469 (cc_reg_operand): Delete.
3470 (cc_reg_not_cr0_operand): Delete.
3471 (reg_or_short_operand): Delete.
3472 (reg_or_neg_short_operand): Delete.
3473 (reg_or_aligned_short_operand): Delete.
3474 (reg_or_u_short_operand): Delete.
3475 (reg_or_cint_operand): Delete.
3476 (reg_or_arith_cint_operand): Delete.
3477 (reg_or_add_cint64_operand): Delete.
3478 (reg_or_sub_cint64_operand): Delete.
3479 (reg_or_logical_cint_operand): Delete.
3480 (got_operand): Delete.
3481 (got_no_const_operand): Delete.
3482 (easy_fp_constant): Delete.
3483 (easy_vector_constant): Delete.
3484 (easy_vector_constant_add_self): Delete.
3485 (zero_constant): Delete.
3486 (zero_fp_constant): Delete.
3487 (volatile_mem_operand): Delete.
3488 (offsettable_mem_operand): Delete.
3489 (mem_or_easy_const_operand): Delete.
3490 (add_operand): Delete.
3491 (non_add_cint_operand): Delete.
3492 (logical_operand): Delete.
3493 (non_logical_cint_operand): Delete.
3494 (mask_operand): Delete.
3495 (mask_operand_wrap): Delete.
3496 (mask64_operand): Delete.
3497 (mask64_2_operand): Delete.
3498 (and64_operand): Delete.
3499 (and64_2_operand): Delete.
3500 (and_operand): Delete.
3501 (reg_or_mem_operand): Delete.
3502 (lwa_operand): Delete.
3503 (symbol_ref_operand): Delete.
3504 (call_operand): Delete.
3505 (current_file_function_operand): Delete.
3506 (input_operand): Delete.
3507 (rs6000_nonimmediate_operand): Delete.
3508 (rs6000_tls_symbol_ref): Delete.
3509 (save_world_operation): Delete.
3510 (restore_world_operation): Delete.
3511 (load_multiple_operation): Delete.
3512 (store_multiple_operation): Delete.
3513 (vrsave_operation): Delete.
3514 (mfcr_operation): Delete.
3515 (mtcrf_operation): Delete.
3516 (lmw_operation): Delete.
3517 (stmw_operation): Delete.
3518 (branch_comparison_operator): Delete.
3519 (branch_positive_comparison_operator): Delete.
3520 (scc_comparison_operator): Delete.
3521 (trap_comparison_operator): Delete.
3522 (boolean_operator): Delete.
3523 (boolean_or_operator): Delete.
3524 (min_max_operator): Delete.
3525 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
3526 (EASY_VECTOR_15): Moved to here.
3527 (EASY_VECTOR_15_ADD_SELF): Move to here.
3528 (PREDICATE_CODES): Delete.
3529 * config/rs6000/rs6000-protos.h: Delete predicate functions.
3530 Declare functions no longer static.
3531 * config/rs6000/predicates.md: New.
3532 * config/rs6000/rs6000.md: Include predicates.md
3534 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
3536 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
3537 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
3539 * cfgrtl.c (need_fake_edge_p): Likewise.
3540 * combine.c (distribute_notes): Likewise.
3541 * emit-rtl.c (try_split): Likewise.
3542 * recog.c (peephole2_opimize): Likewise.
3543 * reg-notes.def (ALWAYS_RETURN): Remove.
3544 * rtl.h (LCT_ALWAYS_RETURN): Remove.
3545 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
3546 * tree.h (ECF_ALWAYS_RETURN): Remove.
3548 2005-02-28 Roger Sayle <roger@eyesopen.com>
3551 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
3552 between different machine modes is never a "useless" conversion.
3554 2005-02-28 Geert Bosch <bosch@gnat.com>
3557 * doc/contrib.texi: List contributors for Ada front end
3559 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3561 * simplify-rtx.c (simplify_unary_operation_1,
3562 simplify_const_unary_operation): New, extracted from...
3563 (simplify_unary_operation): ... this one.
3564 (simplify_binary_operation_1,
3565 simplify_const_binary_operation): New, extracted from...
3566 (simplify_binary_operation): ... this one.
3567 * rtl.h (simplify_const_unary_operation,
3568 simplify_const_binary_operation): Add prototypes.
3570 2005-02-28 Julian Brown <julian@codesourcery.com>
3572 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
3573 building libjava and caused PR regression/20228.
3575 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3578 * Makefile.in (host_subdir): New.
3579 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
3580 * configure: Regenerate.
3582 2005-02-27 Zack Weinberg <zack@codesourcery.com>
3584 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
3585 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
3586 installation directory first.
3588 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
3591 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
3592 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
3593 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
3594 * config/cris/cris.md: Tweak comments referring to Q.
3595 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
3596 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
3597 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
3598 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
3599 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
3600 Insert spaces in constraints to align alternatives vertically for
3602 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
3605 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3607 PR rtl-optimization/17728
3608 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
3609 operand 0 from general_operand to move_dest_operand.
3611 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3613 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
3614 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
3615 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
3616 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
3618 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
3620 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
3621 * configure: Regenerate.
3622 * libada-mk.in: Remove CC; rename
3623 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
3625 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
3628 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
3629 for the lhs, also walk over the tree. Likewise for rhs.
3631 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
3633 * tree-ssa-dom.c (simple_iv_increment_p): New function.
3634 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
3635 Do not propagate value of iv before increment over the increment.
3637 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
3639 * c-parser.c: New file.
3640 * c-parse.in: Remove.
3641 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
3643 (c-parser.o): Add dependencies.
3644 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
3645 maintainer-clean, TAGS): Update.
3646 * c-config-lang.in (gtfiles): Update.
3647 * gengtype-lex.l: Don't handle "@@".
3648 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
3649 objc_build_synchronized, objc_begin_try_stmt,
3650 objc_begin_catch_clause, objc_finish_catch_clause,
3651 objc_build_finally_clause, objc_finish_try_stmt): New.
3652 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
3654 (c_parse_init): Update comment.
3655 * c-decl.c (c_init_decl_processing): Update comment.
3656 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
3657 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
3658 new c_declspecs members.
3660 2005-02-25 Julian Brown <julian@codesourcery.com>
3662 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3663 from being used for symbols with vague linkage when
3664 HAVE_GAS_COMDAT_GROUP is true.
3666 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3668 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
3670 2005-02-25 Steve Ellcey <sje@cup.hp.com>
3673 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
3674 (LIBGCC2_HAS_DF_MODE): New.
3675 (LIBGCC2_HAS_XF_MODE): New.
3676 (LIBGCC2_HAS_TF_MODE): New.
3677 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3678 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3679 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3680 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3681 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
3682 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
3683 and add _fixtfdi, _fixunstfdi, _floatditf
3684 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
3685 L_fixunstfdi, L_floatditf.
3686 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
3687 (LIBGCC2_HAS_TF_MODE): Define.
3689 2005-02-25 Diego Novillo <dnovillo@redhat.com>
3691 PR tree-optimization/20204
3692 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
3693 REWRITE_THIS_STMT markers on PHI nodes.
3694 (rewrite_initialize_block): Likewise.
3696 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3698 * version.c (version_string): Update to 4.1.
3700 2005-02-25 Paolo Carlini <pcarlini@suse.de>
3702 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
3703 Clarify that the alternative way doesn't work in GNU C++.
3705 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3707 PR tree-optimization/19937
3708 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
3709 to the type of the induction variable.
3711 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
3713 PR rtl-optimization/20117
3714 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
3715 the block including noncopyable insn.
3717 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3719 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
3720 calls to find_reg_note.
3722 2005-02-24 Richard Henderson <rth@redhat.com>
3725 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
3728 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
3730 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
3731 vector types if to use base reg for misaligned non-word ld/std.
3733 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3736 * config/cris/cris.c (cris_target_asm_function_prologue): Create
3737 dwarf2 label manually and put it after, not before the prologue.
3739 2005-02-24 David Edelsohn <edelsohn@gnu.org>
3742 * reload.c (operands_match_p): Only increment register number for
3743 SCALAR_INT_MODE_P modes in multiple hard registers.
3745 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
3748 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3750 * ChangeLog.5: Fix log message typo(s).
3751 * ChangeLog.7: Likewise.
3752 * ChangeLog.tree-ssa: Likewise.
3753 * cfgexpand.c: Fix comment typo(s).
3754 * conflict.c: Likewise.
3755 * defaults.h: Likewise.
3756 * dwarf2out.c: Likewise.
3758 * ggc-page.c: Likewise.
3759 * tree-eh.c: Likewise.
3760 * tree-ssa-dom.c: Likewise.
3762 2005-02-24 Jakub Jelinek <jakub@redhat.com>
3765 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
3766 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
3767 if SHARED is defined.
3770 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
3771 allow splitting only if operands 0 and 3 don't overlap.
3773 2005-02-24 Richard Henderson <rth@redhat.com>
3776 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
3777 (fold_builtin_1): Call them.
3778 * fold-const.c (fold_complex_mult_parts): Split out from ...
3779 (fold_complex_mult): ... here. Fix typo in both imaginary case.
3780 (fold_complex_div_parts, fold_complex_div): New.
3782 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
3784 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3786 * tree-ssa-ccp.c (visit_assignment): Verify that result of
3787 VIEW_CONVERT_EXPR is_gimple_min_invariant.
3789 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
3790 (print_node): Likewise.
3791 Print TYPE_SIZES_GIMPLIFIED.
3793 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3795 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
3796 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
3797 operands as commutative in constraints.
3799 2005-02-24 Diego Novillo <dnovillo@redhat.com>
3801 * tree-into-ssa.c: Re-organize internal functions.
3803 2005-02-24 Richard Henderson <rth@redhat.com>
3806 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
3808 * common.opt (fcx-limited-range): New.
3809 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
3810 * toplev.c (flag_complex_method): Initialize to 1.
3811 (process_options): Set flag_complex_method to 0 if
3812 flag_cx_limited_range.
3813 * doc/invoke.texi (-fcx-limited-range): New.
3815 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3817 * cse.c (delete_trivially_dead_insns): Speed up by using
3818 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
3821 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
3823 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
3824 functions when -mid-shared-library is being used.
3826 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3828 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
3829 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
3830 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
3831 * system.h: Poison LINK_LIBGCC_SPECIAL.
3833 2005-02-23 James E Wilson <wilson@specifixinc.com>
3835 * gengtype.c (note_insn_name): Make 1 element larger.
3837 2005-02-23 Roger Sayle <roger@eyesopen.com>
3840 PR rtl-optimization/20097
3841 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3842 BImode SUBREGs of SImode registers which confuse the ia64 backend.
3844 2005-02-23 David Edelsohn <edelsohn@gnu.org>
3846 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
3847 * t-aix52 (SHLIB_INSTALL): Same.
3849 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
3851 * genpreds.c: Update copyright.
3853 2005-02-23 Michael Beach <michaelb@ieee.org>
3856 * config/sparc/t-elf (startup files): Assemble with CPP.
3858 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
3860 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
3861 (write_predicate_expr): Likewise.
3863 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3865 PR tree-optimization/20100
3866 PR tree-optimization/20115
3867 * tree-optimize.c (init_tree_optimization_passes): Remove
3868 pass_maybe_create_global_var.
3869 * tree-pass.h (pass_maybe_create_global_var): Remove.
3870 * tree-ssa-alias.c (aliases_computed_p): Declare.
3871 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
3872 (count_calls_and_maybe_create_global_var): Remove.
3873 (pass_maybe_create_global_var): Remove.
3874 (init_alias_info): Do not declare aliases_computed_p.
3875 (maybe_create_global_var): If the function contains no
3876 call-clobbered variables and a mix of pure/const and regular
3877 function calls, create .GLOBAL_VAR.
3878 Mark all call-clobbered variables for renaming.
3879 (merge_pointed_to_info): Update comment.
3880 (add_pointed_to_var): Likewise.
3881 (is_escape_site): Likewise.
3882 Accept struct alias_info * instead of size_t *.
3884 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
3886 * tree-ssa-operands.c (get_call_expr_operands): If
3887 ALIASES_COMPUTED_P is false, do not add call-clobbering
3889 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
3890 (delete_tree_ssa): Likewise.
3892 2005-02-22 James E Wilson <wilson@specifixinc.com>
3894 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
3895 (do_compile): Do call it here.
3897 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3899 PR rtl-optimization/20017.
3900 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
3901 rest_of_handle_cse2, rest_of_handle_gcse): Call
3902 delete_dead_jumptables immediately before calling cleanup_cfg.
3904 2005-02-22 Devang Patel <dpatel@apple.com>
3907 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
3910 2005-02-22 David Edelsohn <edelsohn@gnu.org>
3912 * config/rs6000/aix.h (WINT_TYPE): Define.
3914 2005-02-22 Stan Shebs <shebs@apple.com>
3916 * config/rs6000/rs6000.c (rs6000_override_options): Default to
3917 natural alignment for 64-bit Darwin.
3918 (rs6000_parse_alignment_option): Warn about uses of -malign-power
3920 * doc/invoke.texi: Document this.
3922 2005-02-22 DJ Delorie <dj@redhat.com>
3924 * c-common.c (c_common_type_for_mode): Pass the mode's precision
3925 to make_[un]signed_type, not the mode itself.
3927 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3929 * cfg.c (cached_make_edge): Call make_edge if edge cache is
3930 not available. Use tail calls wherever possible.
3931 (make_edge): Call unchecked_make_edge to create an edge.
3933 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
3934 (coalesce_ssa_name): Don't check for
3935 SSANORM_USE_COALESCE_LIST.
3936 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
3938 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3940 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
3941 (rewrite_into_ssa): ... here.
3943 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
3945 PR tree-optimization/19786
3946 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
3947 tag to another's may-alias bitmap when adding to the other's list.
3949 2005-02-21 DJ Delorie <dj@redhat.com>
3951 * tree-ssa-loop-ivopts.c (computation_cost): Start register
3952 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
3953 registers in unsupported ways.
3954 * expmed.c (init_expmed): Likewise.
3956 2005-02-21 Stan Cox <scox@redhat.com>
3958 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
3960 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3962 * tree-cfg.c (fold_cond_expr_cond): New.
3963 (make_edges): Call fold_cond_expr_cond.
3964 (find_taken_edge): Accept nothing but INTEGER_CST.
3965 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
3967 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
3969 * flow.c (delete_dead_jumptables): Speed up by scanning insns
3970 that do not belong to any basic block.
3972 2005-02-21 Jeff Law <law@redhat.com>
3974 * cfganal.c (find_unreachable_blocks): Manually CSE load of
3977 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3979 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
3980 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
3981 Adjust their definitions.
3982 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
3983 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
3985 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
3986 genautomata.c, langhooks.c, langhooks.h, system.h,
3987 config/arm/lib1funcs.asm: Update copyright.
3989 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3991 * dbxout.c (dbxout_function_end): Emit Lscope label always.
3993 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
3996 * doc/install.texi: Document --with-gc.
3998 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
4000 * simplify-rtx.c (simplify_unary_operation): Add a missing
4003 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4005 PR tree-optimization/18663
4006 * tree-ssa-dom.c (extract_range_from_cond): Return 0
4007 if the type has variable bounds.
4009 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
4011 * gcse.c: Remove an obsolete comment.
4013 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
4015 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
4017 * doc/extend.texi (Function Attributes) <Attribute const>: The
4018 attribute "pure" is below this text, not above.
4020 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4022 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
4023 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
4024 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
4026 2005-02-20 Zack Weinberg <zack@codesourcery.com>
4029 * langhooks.h (struct lang_hooks): Add to_target_charset.
4030 * langhooks.c (lhd_to_target_charset): New function.
4031 * langhooks-def.h: Declare lhd_to_target_charset.
4032 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
4033 (LANG_HOOKS_INITIALIZER): Update.
4034 * c-common.c (c_common_to_target_charset): New function.
4035 * c-common.h: Declare it.
4036 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
4037 c_common_to_target_charset.
4039 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
4040 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
4042 * system.h: Poison them.
4043 * doc/tm.texi: Don't discuss them.
4044 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
4045 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
4046 (pp_c_char): Do not attempt to generate letter escapes for
4048 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
4049 * config/mips/mips.c (mips_output_ascii): Likewise.
4051 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
4053 PR tree-optimization/19951
4054 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
4057 2005-02-19 Steven Bosscher <stevenb@suse.de>
4060 * function.h (struct function): New field `max_loop_depth'.
4061 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
4062 (flow_loops_find): Reset the max loop depth count before finding loops.
4063 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
4064 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
4065 (calculate_global_regs_live): Make sure the loop will terminate
4066 when the initial sets are not empty.
4068 2005-02-19 Zack Weinberg <zack@codesourcery.com>
4070 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
4072 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
4074 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
4077 * doc/invoke.texi: Remove documentation of %M spec.
4079 (init_spec): Remove %M suffix from -lgcc_s.
4080 (do_spec_1): Remove 'M' case.
4081 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
4082 to put shared libraries in the multilib directory. Remove the
4083 shlib_so_soname substitution variable. Don't add a multilib encoding
4084 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
4085 reported by -print-multi-os-directory. Pass @multilib_dir@ to
4086 SHLIB_INSTALL as well as SHLIB_LINK.
4087 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
4088 (SHLIB_NAME): Delete.
4089 (SHLIB_DIR): New macro.
4090 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
4091 (SHLIB_INSTALL): Adjust accordingly.
4092 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
4093 * config/t-slibgcc-sld: Likewise.
4094 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
4095 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
4096 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
4098 (SHLIBUNWIND_INSTALL): Adjust accordingly.
4099 * config/i386/t-nwld (SHLIB_SONAME): Delete.
4100 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
4101 Use @shlib_base_name@ instead of @shlib_so_name@.
4102 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
4103 and @shlib_base_name@.so in @multilib_dir@.
4104 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
4105 to the install path.
4106 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
4107 (SHLIB_LINK): Remove previous workaround.
4108 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
4109 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
4110 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
4112 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
4113 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
4114 (SHLIB_INSTALL): Adjust accordingly.
4115 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
4116 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
4117 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
4118 config/t-slibgcc-elf-ver.
4120 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
4121 Jakub Jelinek <jakub@redhat.com>
4123 PR tree-optimization/19828
4124 * tree-ssa-loop-im.c: Add a TODO comment.
4125 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
4126 without side-effects.
4128 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4130 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
4133 2005-02-18 James E. Wilson <wilson@specifixinc.com>
4135 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
4136 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
4137 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
4139 (ia64_reorg): Delete fixup_errata call.
4140 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
4141 (TARGET_SWITCHES): Delete -mb-step entry.
4143 2005-02-19 Jakub Jelinek <jakub@redhat.com>
4146 * c-typeck.c (composite_type): Handle quals in transparent unions.
4147 (type_lists_compatible_p): Likewise.
4149 2005-02-18 Stan Shebs <shebs@apple.com>
4151 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
4152 expressions in the .literal8 section.
4154 2005-02-18 Geoffrey Keating <geoffk@apple.com>
4156 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
4158 2005-02-18 Roger Sayle <roger@eyesopen.com>
4160 * fold-const.c (constant_boolean_node): Always create values of the
4161 specified type, don't bother calling truthvalue_conversion.
4163 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4165 * except.c (output_function_exception_table): Call
4166 assemble_external_libcall (eh_personality_libfunc).
4168 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4171 * config/ia64/ia64.h (struct machine_function): Add state_num.
4172 * config/ia64/ia64.c (process_epilogue,
4173 process_for_unwind_directive): Use new unwind state numbers each
4174 time rather than state 1.
4176 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
4179 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
4180 before the "*llgt_didi" pattern.
4182 2005-02-18 Jason Merrill <jason@redhat.com>
4184 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
4186 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
4188 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
4189 (div0): Use it in place of ARM_FUNC_ALIAS.
4190 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
4192 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
4195 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
4196 access, the lower bound of the array type if it exists.
4198 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
4201 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
4202 cases that are out-of-range for the index type.
4204 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4206 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
4207 (estimate_case_costs): Don't call convert.
4208 * expmed.c (expand_shift): Likewise.
4209 (make_tree): Call fold_convert instead of convert.
4211 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4214 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
4215 that ref to be marked MEM_READONLY_P doesn't have base that needs
4218 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4220 * genautomata.c (output_get_cpu_unit_code_func,
4221 output_cpu_unit_reservation_p): Don't generate old-style function
4224 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4227 PR tree-optimization/20009
4228 * convert.c (convert_to_integer): Revert 2005-02-16 change.
4230 PR tree-optimization/18947
4231 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
4232 inline, remove all nodes that are inlined into the extern inline
4235 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4237 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
4238 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
4239 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
4240 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
4243 2005-02-17 Roger Sayle <roger@eyesopen.com>
4245 PR tree-optimization/19917
4246 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
4247 to be potentially trapping.
4249 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4251 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
4253 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
4255 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
4256 tem becomes a local variable which is set to the value of the
4257 back end defined INITIAL_FRAME_ADDRESS macro.
4258 (expand_builtin_frame_address): Omit the base parameter to
4259 expand_builtin_return_addr.
4260 (expand_builtin_profile_func): Likewise.
4261 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
4262 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
4263 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
4265 2005-02-17 Jakub Jelinek <jakub@redhat.com>
4267 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
4268 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
4269 * config/frv/frv.c (frv_function_epilogue): Likewise.
4271 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
4273 * lambda-code (perfect_nestify): Remove mark/unmark
4275 * tree-loop-linear.c (linear_transform_loops): Add
4276 rewrite_into_ssa call so that ssa is correct for
4277 rewriting into loop closed.
4279 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
4281 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
4282 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
4284 * bt-load.c (btr_def_live_range, combine_btr_defs,
4285 migrate_btr_def, migrate_btr_defs): Likewise.
4286 * cfgcleanup.c (thread_jump): Likewise.
4287 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
4288 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
4289 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
4290 df_rd_local_compute, df_reg_info_compute): Likewise.
4291 * dominance.c (init_dom_info, free_dom_info): Likewise.
4292 * flow.c (init_propagate_block_info,
4293 free_propagate_block_info): Likewise.
4294 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
4295 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
4296 modify_reg_pav): Likewise.
4297 * loop-invariant.c (find_defs, find_invariant_insn,
4298 find_invariants, free_inv_motion_data): Likewise.
4299 * predict.c (tree_predict_by_opcode,
4300 estimate_bb_frequencies): Likewise.
4301 * stmt.c (expand_case): Likewise.
4302 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
4303 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
4304 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
4305 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
4306 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
4307 rewrite_ssa_into_ssa): Likewise.
4308 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4309 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
4310 analyze_edges_for_bb, perform_edge_inserts): Likewise.
4311 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
4312 * tree-sra.c (tree_sra): Likewise.
4313 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
4314 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4315 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
4316 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4317 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
4318 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
4320 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
4321 calculate_live_on_entry, calculate_live_on_exit,
4322 build_tree_conflict_graph): Likewise.
4323 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
4324 record_important_candidates, set_use_iv_cost, find_depends,
4325 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
4326 tree_ssa_iv_optimize_finalize): Likewise.
4327 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
4328 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
4329 tree_duplicate_loop_to_header_edge): Likewise.
4330 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
4331 * tree-ssa.c (verify_flow_insensitive_alias_info,
4332 verify_name_tags, verify_ssa, init_tree_ssa,
4333 delete_tree_ssa): Likewise.
4334 * tree-ssanames.c (marked_ssa_names, init_ssanames,
4335 fini_ssanames): Likewise.
4336 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
4338 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
4340 * config/rs6000/t-rtems: Completely reworked.
4342 2005-02-17 Ira Rosen <irar@il.ibm.com>
4344 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
4346 2005-02-17 Ira Rosen <irar@il.ibm.com>
4348 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
4349 POINTER_TYPE_P when checking that type is a pointer.
4350 (vect_get_memtag): Remove.
4351 (vect_address_analysis): Use POINTER_TYPE_P. Call
4352 vect_object_analysis with dummy parameter for memtag.
4353 (vect_object_analysis): Extract memtag (functionality that
4354 used to be in vect_get_memtag and moved here). Fix printings.
4355 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
4356 with correct parameters. Remove call to vect_get_memtag.
4358 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
4360 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
4361 (tree-vectorizer.o): Added missing dependencies.
4363 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
4365 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
4366 declaration in tree-vectorizer.c, now has an extern declaration in
4368 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4369 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4370 get_vectype_for_scalar_type, vect_is_simple_use,
4371 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4372 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
4373 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
4374 vectorizable_store, vectorizable_operation, vectorizable_assignment,
4375 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
4376 find_loop_location): Likewise.
4378 * tree-vectorizer.c (langhooks.h): #include removed.
4379 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
4380 moved to tree-vectorized.h.
4381 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4382 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4383 get_vectype_for_scalar_type, vect_is_simple_use,
4384 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4385 vect_supportable_dr_alignment, new_loop_vec_info,
4386 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
4387 vect_set_verbosity_level, find_loop_location): Likewise.
4389 (vect_analyze_loop): Function externalized. Declaration moved to
4390 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
4391 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
4392 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
4393 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
4394 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
4395 vect_enhance_data_refs_alignment, vect_analyze_operations,
4396 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
4397 vect_stmt_relevant_p, vect_get_loop_niters,
4398 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
4399 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
4400 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
4401 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
4402 vect_get_memtag): Likewise.
4404 (vectorizable_load): Function externalized. Declaration moved to
4405 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
4406 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
4407 vect_transform_loop): Likewise.
4408 (vect_transform_stmt): Moved to tree-vect-transform.c.
4409 (vect_align_data_ref, vect_create_destination_var,
4410 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
4411 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
4412 vect_get_vec_def_for_operand, vect_init_vector,
4413 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
4414 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
4415 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
4416 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
4417 vect_do_peeling_for_loop_bound): Likewise.
4419 * tree-vect-analyze.c: New file.
4420 * tree-vect-transform.c: New file.
4422 2005-02-17 Jason Merrill <jason@redhat.com>
4424 PR mudflap/19319, c++/19317
4425 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
4428 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
4430 * doc/install.texi (Specific): Update link for Darwin-specific
4433 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
4435 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
4436 constant_boolean_node.
4438 2005-02-16 David Edelsohn <edelsohn@gnu.org>
4441 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
4442 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
4444 2005-02-16 Richard Henderson <rth@redhat.com>
4447 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
4449 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
4450 replace uses with Wtype_MAXp1_F.
4451 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
4452 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
4453 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
4454 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
4455 and HAVE_TFMODE as appropriate.
4456 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
4457 (__floatdisf): Likewise.
4458 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
4459 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
4460 (Wtype_MAXp1_F): New.
4461 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
4462 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
4464 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
4467 * arm.c (arm_apply_result_size): New function.
4468 * arm.h (APPLY_RESULT_SIZE): Define.
4469 * arm-protos.h (arm_apply_result_size): Add prototype.
4470 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
4471 (movxf): New expand.
4472 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
4473 (call_value_symbol): Remove predicate for operand 0.
4474 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
4475 (untyped_call): Rework to correclty return values for any type.
4476 (untyped_return): New expand.
4477 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
4479 2005-02-16 Stan Shebs <shebs@apple.com>
4481 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
4482 * config/rs6000/t-darwin8: New, for 64-bit multilib.
4484 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4486 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
4487 configure settings on Solaris 7 and later.
4489 2005-02-16 Diego Novillo <dnovillo@redhat.com>
4491 PR tree-optimization/19865
4492 * tree-optimize.c (init_tree_optimization_passes): Run
4493 pass_may_alias after pass_sra.
4495 2005-02-16 Richard Henderson <rth@redhat.com>
4496 Stuart Hastings <stuart@apple.com>
4499 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
4500 Do nothing if debug info suppressed for this function.
4501 (dbxout_begin_function): Early exit if debug info suppressed for
4504 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
4507 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
4509 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4511 PR tree-optimization/19967
4512 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
4513 expand_builtin_strchr, expand_builtin_strrchr): Take a new
4514 argument TYPE. Adjust calls to fold_builtin_XXX.
4515 (expand_builtin, fold_builtin_1): Adjust calls to
4517 (fold_builtin_strchr, fold_builtin_strpbrk,
4518 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
4519 result to a requested type TYPE.
4521 2005-02-16 Jakub Jelinek <jakub@redhat.com>
4524 * fold-const.c (fold): Don't optimize (T)(x & cst) to
4525 (T)x & (T)cst if (T)cst overflows.
4526 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
4527 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
4529 2005-02-15 Jeff Law <law@redhat.com>
4531 * gcse.c (blocks_with_calls): New bitmap.
4532 (alloc_gcse_mem): Allocate it.
4533 (free_gcse_mem): Free it.
4534 (clear_modifY_mem_tables): Clear it.
4535 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
4536 when we encounter CALL_INSNs.
4537 (compute_transp, case MEM): Handle blocks with calls separate
4538 from blocks without calls. Use bitmap iterators rather than
4541 2005-02-15 Peter O'Gorman <peter@pogma.com>
4544 * mklibgcc.in (vis_hide): Use a temporary object file, not
4547 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
4550 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
4551 access optimization.
4553 2005-02-15 David Edelsohn <edelsohn@gnu.org>
4554 Alan Modra <amodra@bigpond.net.au>
4557 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
4558 (_xlqsub): Rename to __gcc_qsub.
4559 (_xlqmul): Rename to __gcc_qmul.
4560 (_xlqdiv): Rename to __gcc_qdiv.
4561 Provide versioned symbol aliases with old names.
4562 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
4563 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
4564 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
4565 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
4566 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
4568 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4570 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
4571 Fold ~(A - 1) and ~(A + -1) to -A.
4573 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4577 * config/host-linux.c (linux_gt_pch_use_address): Copy from
4578 config/pa/pa-host.c:pa_gt_pch_use_address.
4580 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
4582 * tree-vn.c (get_value_handle): Make sure that given an
4583 is_gimple_min_invariant expression, we always return it.
4585 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4587 * passes.c (rest_of_handle_gcse): Fix a comment.
4589 2005-02-15 Jeff Law <law@redhat.com>
4591 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
4593 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
4594 (canon_list_insert, record_last_mem_set_info): Similarly.
4595 (clear_modify_mem_tables): Similarly.
4597 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4599 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
4600 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
4601 config/mips/mips.md, config/rs6000/aix.h,
4602 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
4604 2005-02-15 Richard Henderson <rth@redhat.com>
4606 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
4607 call to be best_edge.
4609 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4611 * basic-block.h: Adjust the prototype for find_basic_blocks.
4612 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
4613 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
4616 * flow.c (recompute_reg_usage): Remove all arguments.
4617 * passes.c (rest_of_compilation): Adjust the call to
4618 recompute_reg_usage.
4619 * rtl.h: Adjust the prototype for recompute_reg_usage.
4621 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
4623 * tree-dump.c (dump_files): Update to reflect new member
4625 (dump_register): Add new argument.
4627 (dump_switch_p_1): Check against glob name if doglob was passed.
4628 (dump_switch_p): Check against regular first, then glob if
4629 we didn't have any hits on the dump name.
4630 * tree-optimize.c (register_one_dump_file):
4631 Pass in glob name as well.
4632 * tree-pass.h (struct dump_file_info): Add glob
4635 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
4637 PR preprocessor/16323
4638 * doc/invoke.texi: Document that -Wendif-labels is on by default.
4640 2005-02-14 David Edelsohn <edelsohn@gnu.org>
4643 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
4644 (trunctfdf2_internal1): New.
4645 (trunctfdf2_internal2): Renamed from trunctfdf2.
4647 2005-02-14 Diego Novillo <dnovillo@redhat.com>
4649 PR tree-optimization/19853
4650 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
4652 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4654 * passes.c (rest_of_handle_loop_optimize): Remove calls to
4655 delete_dead_jumptables and cleanup_cfg.
4657 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
4659 * reload.c (find_reloads): Swap address_reloaded flags when
4660 swapping commutative operands.
4662 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
4664 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
4665 Use standard_iv_increment_position for computing the bsi position
4667 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
4670 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
4673 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
4674 life range of hard registers.
4675 * value-prof.c (insn_prefetch_values_to_profile): Only
4678 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
4679 profile in libcalls.
4681 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
4683 * bitmap.h (bitmap_and_compl_into): Return bool.
4684 * bitmap.c (bitmap_and_compl_into): Return changed flag.
4686 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4688 PR tree-optimization/19944
4689 * fold-const.c (fold): Re-add ABS_EXPR folding.
4691 2005-02-13 David Edelsohn <edelsohn@gnu.org>
4694 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
4695 {TARGET,MASK}_XL_COMPAT.
4696 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
4698 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
4699 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
4701 (rs6000_arg_partial_bytes): Same.
4702 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
4703 and XL compatibility enabled.
4704 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
4705 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
4706 test to final condition.
4707 (cmptf_internal2): New.
4708 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
4709 xl-compat. Add TFmode information to description.
4711 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
4713 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
4715 2005-02-13 Jason Merrill <jason@redhat.com>
4718 * fold-const.c (fold_indirect_ref_1): Split out from...
4719 (build_fold_indirect_ref): Here.
4720 (fold_indirect_ref): New fn.
4721 * tree.h: Declare it.
4722 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
4723 (gimplify_modify_expr_rhs): Likewise.
4724 (gimplify_expr): Likewise.
4726 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4728 PR tree-optimization/14303
4729 PR tree-optimization/15784
4730 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
4731 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
4732 ABS_EXPR<x> != 0 to x != 0.
4734 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
4736 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
4737 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
4738 spelling conventions.
4740 * passes.c (rest_of_handle_gcse): Don't run cse_main and
4741 delete_trivially_dead_insns too many times.
4743 * passes.c (rest_of_handle_gcse): Remove dead assignments to
4746 2005-02-12 Ira Rosen <irar@il.ibm.com>
4748 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
4749 (vect_is_simple_iv_evolution): Remove redundant parameter
4751 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
4752 without last parameter.
4753 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
4754 Return pointer step. Call vect_is_simple_iv_evolution without
4755 last parameter. Check only that the step is multiple of size
4756 type. Remove stmt_vinfo updates.
4757 (vect_get_memtag_and_dr): Remove.
4758 (vect_get_memtag): New function.
4759 (vect_address_analysis): New function.
4760 (vect_object_analysis): New function.
4761 (vect_analyze_data_refs): Call vect_object_analysis and
4762 vect_get_memtag. Update stmt_vinfo fields.
4764 2005-02-12 Ira Rosen <irar@il.ibm.com>
4766 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
4767 exist and are objects. Remove checks for pointer.
4768 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
4769 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
4770 (vect_create_data_ref_ptr): Likewise.
4771 (vect_base_addr_differ_p): New function.
4772 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
4773 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
4774 Don't set the DR_BASE_NAME field of data-ref.
4775 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
4777 2005-02-12 Uros Bizjak <uros@kss-loka.si>
4779 * optabs.h (enum optab_index): Add new OTI_ldexp.
4780 (ldexp_optab): Define corresponding macro.
4781 * optabs.c (init_optabs): Initialize ldexp_optab.
4782 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
4784 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
4786 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
4787 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
4789 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
4790 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
4793 2005-02-12 Ira Rosen <irar@il.ibm.com>
4795 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
4797 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
4799 (vect_get_base_and_offset): Always return an address.
4800 (vect_create_addr_base_for_vector_ref): Remove treatment for
4801 different data reference types.
4802 (vect_compute_data_ref_alignment): Rename base to base_address in
4803 stmt_vec_info. Get the object in order to force its alignment.
4804 (vect_get_memtag_and_dr): Rename base to base_address in
4805 stmt_vec_info. Extract the object for memtag analysis.
4807 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
4809 PR regression/19898.
4810 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
4811 changes cc_status, use apply modified_in_p to part of cc_status
4812 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
4815 2005-02-11 Richard Henderson <rth@redhat.com>
4817 * tree-complex.c (expand_complex_libcall): New.
4818 (expand_complex_multiplication): Use it for c99 compliance.
4819 (expand_complex_division): Likewise.
4820 * fold-const.c (fold_complex_add, fold_complex_mult): New.
4822 * builtins.c (built_in_names): Remove const.
4823 * tree.c (build_common_builtin_nodes): Build complex arithmetic
4825 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
4826 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
4827 (built_in_names): Remove const.
4828 * c-common.c (c_common_type_for_mode): Handle complex modes.
4829 * flags.h, toplev.c (flag_complex_method): Rename from
4830 flag_complex_divide_method.
4831 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
4832 __mulsc3, __muldc3, __mulxc3, __multc3): New.
4833 * libgcc2.h: Declare them.
4834 * libgcc-std.ver: Export them.
4835 * mklibgcc.in (lib2funcs): Build them.
4837 2005-02-11 Steven Bosscher <stevenb@suse.de>
4839 PR tree-optimization/19876
4840 Partially revert my change from 2005-01-14
4841 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
4842 (compute_antic): ...and remove the loop here.
4844 2005-02-11 Jakub Jelinek <jakub@redhat.com>
4847 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
4848 is number of inner's bits, avoid creating a BIT_FIELD_REF.
4850 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
4851 crtend.o if -pie. Use %{x:a;:b} spec syntax.
4853 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
4855 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
4856 offsets for the big-endian 32-bit case.
4858 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
4860 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4862 2005-02-11 Dale Johannesen <dalej@apple.com>
4864 * cselib.c (cselib_process_insn): Clear out regs where
4865 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
4866 * reload.c (find_equiv_reg): Ditto.
4868 2005-02-11 Ian Lance Taylor <ian@airs.com>
4870 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
4873 * tree.c (build_function_type_list): Work correctly if there are
4876 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
4878 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
4879 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
4880 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
4881 TARGET_ZARCH instead of TARGET_64BIT.
4883 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
4885 * config/rs6000/t-rtems:
4886 (MULTILIB_OPTIONS): Remove mcpu=602.
4887 (MUTLILIB_DIRNAMES): Remove m602.
4888 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
4889 Let mcpu=602 match mcpu=603.
4890 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
4892 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4894 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
4897 2005-02-10 David Daney <ddaney@avtrex.com>
4899 * config/alpha/linux-unwind.h: Add exception clause to copyright.
4900 * config/i386/linux-unwind.h: Likewise.
4901 * config/ia64/linux-unwind.h: Likewise.
4902 * config/mips/linux-unwind.h: Likewise.
4903 * config/pa/linux-unwind.h: Likewise.
4904 * config/rs6000/linux-unwind.h: Likewise.
4905 * config/s390/linux-unwind.h: Likewise.
4906 * config/sh/linux-unwind.h: Likewise.
4907 * config/sparc/linux-unwind.h: Likewise.
4909 2005-02-10 Steven Bosscher <stevenb@suse.de>
4911 PR tree-optimization/17549
4912 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
4913 TER to replace a DEF with its expression if the DEF and the
4914 rhs of the expression we replace into have the same root
4917 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
4919 * config/mips/mips.md: Fix the placement of the match_scratch in the
4922 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4924 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
4927 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
4929 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
4930 (strip_offset): Handle addresses.
4931 (add_address_candidates): Use strip_offset.
4932 (difference_cost): Reflect strip_offset change.
4933 (force_var_cost, difference_cost): Strip nops.
4935 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4937 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
4939 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
4940 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
4941 config/cris/cris-protos.h, config/cris/cris.c: Update
4944 2005-02-10 Jeff Law <law@redhat.com>
4946 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
4947 (lookup_avail_expr): Similarly.
4949 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
4951 * builtins.c (fold_builtin_powi): New function.
4952 (fold_builtin_1): Call it.
4954 2005-02-10 Steven Bosscher <stevenb@suse.de>
4956 PR documentation/19309
4957 * doc/cpp.texi: The __GNUC__ and related predefined macros
4958 are also defined for the "standalone" cpp.
4959 Some non-GCC compilers may also define __GNUC__.
4961 2005-02-10 Jakub Jelinek <jakub@redhat.com>
4964 * c-typeck.c (common_type): New routine. Old common_type renamed
4966 (c_common_type): ...this.
4967 (build_conditional_expr, build_binary_op): Use c_common_type instead
4970 2005-02-10 Steven Bosscher <stevenb@suse.de>
4972 * doc/md.texi: Replace @samp{length} with @code{length}.
4974 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4976 PR tree-optimization/18687
4977 * tree-flow.h (find_loop_niter): Declare.
4978 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
4979 Try using scev even for loops with more than one exit.
4980 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
4981 (struct ivopts_data): Added niters field.
4982 (struct nfe_cache_elt): New.
4983 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
4985 (tree_ssa_iv_optimize_init): Initialize niters cache.
4986 (determine_number_of_iterations): Removed.
4987 (find_induction_variables): Do not call determine_number_of_iterations.
4988 Access niters for single exit through niter_for_single_dom_exit.
4989 (add_iv_outer_candidates): Access niters for single exit through
4990 niter_for_single_dom_exit.
4991 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
4992 number_of_iterations_cond.
4993 (iv_period): New function.
4994 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
4995 (may_replace_final_value): Take data argument. Use
4996 niter_for_single_dom_exit.
4997 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
4998 (rewrite_use_compare): Pass data to may_eliminate_iv.
4999 (rewrite_use_outer): Pass data to may_replace_final_value.
5000 (free_loop_data): Clean up the niters cache.
5001 (tree_ssa_iv_optimize_finalize): Free the niters cache.
5002 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
5003 * tree-ssa-loop-niter.c (find_loop_niter): New function.
5004 (find_loop_niter_by_eval): Use tree_int_cst_lt.
5005 (num_ending_zeros): Moved to tree.c.
5006 * tree.h (num_ending_zeros): Declare.
5007 * tree.c (num_ending_zeros): Moved from tree.c.
5009 2005-02-09 Richard Henderson <rth@redhat.com>
5011 * builtins.c (DEF_BUILTIN): Add COND argument.
5012 * tree.h (DEF_BUILTIN): Likewise.
5013 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
5014 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
5016 (DEF_BUILTIN_STUB): New.
5017 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
5018 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
5019 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
5020 * c-common.c (DEF_BUILTIN): Add COND argument.
5021 * tree.c (local_define_builtin): New.
5022 (build_common_builtin_nodes): New.
5024 2005-02-09 Roger Sayle <roger@eyesopen.com>
5026 * fold-const.c (fold_strip_sign_ops): New function to simplify a
5027 floating point expression ignoring the sign of the result.
5028 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
5029 (fold) <MULT_EXPR>: Use it to simplify x*x.
5030 * tree.h (fold_strip_sign_ops): Prototype here.
5031 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
5032 argument. Use fold_strip_sign_ops to simplify the first argument.
5033 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
5034 first argument when the second argument is an even integer
5035 constant, but only with -funsafe_math_optimizations.
5036 (fold_builtin_1): Update call to fold_builtin_copysign.
5038 2005-02-09 Ian Lance Taylor <ian@airs.com>
5041 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
5042 just check whether EH_FILTER_FAILURE falls through.
5044 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
5046 * gcc/haifa-sched.c (schedule_block): Make queued sched group
5047 insns return to ready list in the next turn.
5049 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5052 * builtins.def: New __builtin_powi[lf].
5053 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
5054 (expand_builtin_powi): New function.
5055 (expand_builtin): Dispatch to expand_builtin_powi.
5056 * libgcc2.h: Add prototypes for __builtin_powi[lf].
5057 * libgcc2.c: Add __builtin_powi[lf] implementation.
5058 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
5059 * optabs.h: Add powi_optab.
5060 * optabs.c (init_optabs): Initialize powi_optab.
5061 * doc/extend.texi: Document __builtin_powi[lf].
5063 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
5065 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
5068 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5071 * fold-const.c (try_move_mult_to_index): Remove redundant
5072 type argument. Create ADDR_EXPR with correct type.
5073 (fold): Update callers of try_move_mult_to_index. Convert
5074 result to the appropriate type.
5076 2005-02-09 Roger Sayle <roger@eyesopen.com>
5079 * config/avr/avr.c (default_rtx_costs): Delete.
5080 (avr_operand_rtx_cost): New function.
5081 (avr_rtx_costs): Completely rewrite.
5083 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
5086 * config/cris/cris.c (in_code): New variable.
5087 (cris_output_addr_const): Now a static function, a wrapper for
5089 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
5090 case from old cris_output_addr_const.
5091 (cris_asm_output_label_ref): Similar for LABEL_REF.
5092 (cris_output_addr_const_extra): Similar for UNSPEC.
5093 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
5094 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
5095 * config/cris/cris-protos.h (cris_output_addr_const): Remove
5097 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
5098 (cris_asm_output_label_ref): Declare.
5100 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
5102 PR preprocessor/19801
5103 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
5104 filenames that changed when libcpp was moved to the toplevel.
5106 2005-02-07 Roger Sayle <roger@eyesopen.com>
5108 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5109 zero extensions of BImode operands. Call lowpart_subreg instead
5110 of gen_lowpart_common and gen_lowpart_SUBREG.
5112 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
5115 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
5116 * configure.ac: Set cc_for_cross_gnattools.
5117 * configure: Regenerate.
5119 2005-02-08 Alan Modra <amodra@bigpond.net.au>
5122 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
5124 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5127 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
5128 of nested functions.
5130 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
5132 * doc/extend.texi: Document deprecated extensions allowing
5133 static floating-point members to have initializers and allowing
5134 floating-point literals in integral constant expressions.
5136 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
5138 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
5139 config/darwin7.h, config/mips/mips.c,
5140 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
5143 * cse.c: Update comments.
5145 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
5148 * builtins.c (fold_builtin_sqrt): Transform
5149 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
5152 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
5153 Dorit Naishlos <dorit@il.ibm.com>
5155 * doc/invoke.texi (ftree-vectorizer-verbose): New.
5156 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
5157 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
5159 * tree.h (vect_set_verbosity_level): New extern function declaration
5161 * tree-vectorizer.h (verbosity_levels): New enum type.
5162 * tree-vectorizer.c (vect_debug_stats): Function removed.
5163 (vect_debug_details): Likewise.
5164 (vect_verbosity_level): Global variable was defined and initialized.
5165 (vect_dump): Global variable definition.
5166 (vect_print_dump_info): New function.
5167 (vect_set_dump_settings): New function.
5168 (vect_set_verbosity_level): New function.
5169 (vectorize_loops): Add call to vect_set_dump_settings.
5171 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
5172 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5173 (slpeel_tree_peel_loop_to_edge): Likewise.
5175 (vect_analyze_offset_expr): Call to vect_print_dump_info with
5176 appropriate verbosity level instead of call to vect_debug_details
5177 or vect_debug_stats.
5178 (vect_get_base_and_offset):
5179 (vect_create_addr_base_for_vector_ref):
5180 (get_vectype_for_scalar_type):
5181 (vect_create_data_ref_ptr):
5183 (vect_get_vec_def_for_operand):
5184 (vect_finish_stmt_generation):
5185 (vectorizable_assignment):
5186 (vectorizable_operation):
5187 (vectorizable_store):
5188 (vectorizable_load):
5189 (vect_transform_stmt):
5190 (vect_update_ivs_after_vectorizer):
5191 (vect_do_peeling_for_loop_bound):
5192 (vect_update_inits_of_drs):
5193 (vect_do_peeling_for_alignment):
5194 (vect_transform_loop):
5195 (vect_is_simple_use):
5196 (vect_analyze_operations):
5197 (vect_is_simple_iv_evolution):
5198 (vect_analyze_scalar_cycles):
5199 (vect_analyze_data_ref_dependence):
5200 (vect_analyze_data_ref_dependences):
5201 (vect_compute_data_ref_alignment):
5202 (vect_enhance_data_refs_alignment):
5203 (vect_analyze_data_refs_alignment):
5204 (vect_analyze_data_ref_access):
5205 (vect_analyze_data_ref_accesses):
5206 (vect_analyze_pointer_ref_access):
5207 (vect_get_memtag_and_dr):
5208 (vect_analyze_data_refs):
5209 (vect_mark_relevant):
5210 (vect_stmt_relevant_p):
5211 (vect_mark_stmts_to_be_vectorized):
5212 (vect_can_advance_ivs_p):
5213 (vect_get_loop_niters):
5214 (vect_analyze_loop_form):
5215 (vect_analyze_loop):
5216 (vectorize_loops): Likewise.
5218 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
5219 (vect_update_inits_of_drs):
5220 (vect_do_peeling_for_alignment):
5221 (vect_transform_loop):
5222 (vect_analyze_operations):
5223 (vect_analyze_scalar_cycles):
5224 (vect_analyze_data_ref_dependences):
5225 (vect_analyze_data_refs_alignment):
5226 (vect_analyze_data_ref_accesses):
5227 (vect_analyze_data_refs):
5228 (vect_mark_stmts_to_be_vectorized):
5229 (vect_get_loop_niters):
5230 (vect_analyze_loop_form):
5231 (vect_analyze_loop): Likewise.
5232 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
5234 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
5238 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5239 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5240 either -ffast-math or -funsafe-math-optimizations is in use.
5242 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5243 * config/mips/irix-csr.c: New file.
5244 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5245 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5246 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5249 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
5251 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
5252 redundant, incorrect definitions.
5254 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
5256 ("*tls_indirect_call"): New, reference hard regs directly.
5257 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
5259 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5261 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
5262 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
5264 2005-02-06 Roger Sayle <roger@eyesopen.com>
5266 PR rtl-optimization/19800
5267 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
5268 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
5271 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5273 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
5275 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
5278 * doc/invoke.texi: Correct documentation of -freorder-functions.
5280 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5283 * doc/invoke.texi: Don't mention gccbug.
5285 2005-02-06 Roger Sayle <roger@eyesopen.com>
5286 Andrew Pinski <pinskia@physics.uc.edu>
5287 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5289 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5290 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
5291 into just (zero_extract:SI FOO (const_int 1) BAR).
5293 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5295 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
5296 macro locally. Don't give last revision date. Use GCC version
5297 number from gcc-common.texi.
5298 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
5299 revision date. Use GCC version number from gcc-common.texi.
5300 Describe being a library as current state rather than as 3.x
5302 * doc/gcc.texi: Remove last update date.
5303 * doc/gccint.texi: Likewise. Update copyright dates.
5304 * doc/install.texi: Update copyright dates.
5306 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5309 * doc/invoke.texi: Mention for each option included in -Wall that
5310 it is included in -Wall.
5311 * doc/gcc.texi: Update copyright and last modification date.
5313 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5315 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
5316 unnecessary cast to original induction variable increments.
5318 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5320 PR tree-optimization/18219
5321 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
5322 in distributed form.
5324 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
5326 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
5327 Set bitpos and offset later in the function. Do nothing if the
5328 target is a register and if the bitfield lies completely outside
5330 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
5331 here. Return an uninitialised register if the source value is stored
5332 in a register and the bitfield lies completely outside that register.
5334 2005-02-06 Steven Bosscher <stevenb@suse.de>
5336 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
5339 2005-02-06 Marcin Dalecki <martin@dalecki.de>
5341 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
5343 2005-02-06 Geoffrey Keating <geoffk@apple.com>
5345 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
5346 * config/darwin8.h: New.
5347 * config/darwin7.h: Update comment.
5349 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5350 Dorit Naishlos <dorit@il.ibm.com>
5352 * tree-vectorizer.h (LOC): New type.
5353 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
5354 (loop_line_number): New field in struct _loop_vec_info.
5355 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
5357 * tree-vectorizer.c (input.h): Included.
5358 (find_loop_location): New function.
5359 (vect_debug_stats): Argument changed from loop to LOC. Computation of
5360 loop line number removed.
5361 (vect_debug_details): Likewise.
5362 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
5364 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
5365 call to vect_debug_details/stats changed from loop to loop_loc.
5366 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5367 (slpeel_tree_peel_loop_to_edge): Likewise.
5369 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
5370 changed from NULL to UNKNOWN_LOC.
5371 (vect_get_base_and_offset):
5372 (vect_create_addr_base_for_vector_ref):
5373 (get_vectype_for_scalar_type):
5374 (vect_create_data_ref_ptr):
5376 (vect_get_vec_def_for_operand):
5377 (vect_finish_stmt_generation):
5378 (vectorizable_assignment):
5379 (vectorizable_operation):
5380 (vectorizable_store):
5381 (vectorizable_load):
5382 (vect_transform_stmt):
5383 (vect_update_ivs_after_vectorizer):
5384 (vect_do_peeling_for_loop_bound):
5385 (vect_do_peeling_for_alignment):
5386 (vect_transform_loop):
5387 (vect_is_simple_use):
5388 (vect_analyze_operations):
5389 (vect_is_simple_iv_evolution):
5390 (vect_analyze_scalar_cycles):
5391 (vect_analyze_data_ref_dependences):
5392 (vect_compute_data_ref_alignment):
5393 (vect_enhance_data_refs_alignment):
5394 (vect_analyze_data_ref_access):
5395 (vect_analyze_data_ref_accesses):
5396 (vect_analyze_pointer_ref_access):
5397 (vect_get_memtag_and_dr):
5398 (vect_analyze_data_refs):
5399 (vect_mark_relevant):
5400 (vect_stmt_relevant_p):
5401 (vect_mark_stmts_to_be_vectorized):
5402 (vect_can_advance_ivs_p):
5403 (vect_get_loop_niters):
5404 (vect_analyze_loop):
5405 (vectorize_loops): Likewise.
5407 (vectorizable_load): Argument in call to vect_debug_details/stats
5408 changed from loop to LOOP_LOC (loop_vinfo).
5409 (vect_transform_loop):
5410 (vect_analyze_operations):
5411 (vect_analyze_scalar_cycles):
5412 (vect_analyze_data_ref_dependence):
5413 (vect_enhance_data_refs_alignment):
5414 (vect_analyze_data_ref_accesses):
5415 (vect_analyze_pointer_ref_access):
5416 (vect_analyze_data_refs):
5417 (vect_analyze_loop): Likewise.
5419 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
5420 changed from loop to loop_loc.
5422 (vect_enhance_data_refs_alignment): Removed unused variable loop.
5424 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5425 Dorit Naishlos <dorit@il.ibm.com>
5427 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
5429 (vect_analyze_data_ref_dependences): Likewise.
5431 (vect_is_simple_use): Argument changed from loop structure to
5432 loop_vect_info structure.
5433 (vect_can_advance_ivs_p): Likewise.
5434 (vect_create_index_for_vector_ref): Likewise.
5435 (vect_update_ivs_after_vectorizer): Likewise.
5436 (new_stmt_vec_info): Likewise.
5438 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
5439 changed from loop to loop_vinfo.
5440 (vect_create_data_ref_ptr): First argument in call to
5441 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
5442 (vectorizable_assignment): Second argument in call to vect_is_simple_use
5443 was changed from loop to loop_vinfo.
5444 (vectorizable_operation): Likewise.
5445 (vectorizable_store): Likewise.
5446 (vect_mark_stmts_to_be_vectorized): Likewise.
5447 (vect_do_peeling_for_loop_bound): First argument in call to
5448 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
5449 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
5450 was changed from loop to loop_vinfo.
5451 (vect_analyze_data_ref_dependences): Third argument in call to
5452 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
5454 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
5455 (vect_create_data_ref_ptr): Likewise.
5456 (vect_init_vector): Likewise.
5457 (vect_get_vec_def_for_operand): Likewise.
5458 (vectorizable_assignment): Likewise.
5459 (vectorizable_operation): Likewise.
5460 (vectorizable_store): Likewise.
5461 (vectorizable_load): Likewise.
5462 (vect_update_ivs_after_vectorizer): Likewise.
5463 (vect_is_simple_use): Likewise.
5464 (vect_analyze_data_ref_dependence): Likewise.
5465 (vect_analyze_pointer_ref_access): Likewise.
5466 (vect_can_advance_ivs_p): Likewise.
5468 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
5469 before _stmt_vec_info.
5470 (_stmt_vec_info): Loop field replaced by loop_vec_info.
5471 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
5472 (new_stmt_vec_info): Argument changed from loop structure to
5473 loop_vect_info structure
5475 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
5476 (vect_analyze_offset_expr): Avoid 80 columns overflow.
5477 (vect_create_addr_base_for_vector_ref): Likewise.
5478 (vect_analyze_pointer_ref_access): Likewise.
5480 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5483 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
5484 phi flag if the phi is abnormal.
5486 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5489 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
5490 information for the new statement.
5492 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5495 * gcc.c (main): Include the target in -v output.
5497 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
5499 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
5500 Do not drop the extend if we'd have to add a paradoxical subreg
5501 later. Include optabs.h and insn-codes.h.
5502 * Makefile.in (combine.o): Depend on $(OPTABS_H).
5504 2005-02-02 Roger Sayle <roger@eyesopen.com>
5507 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
5508 * fold-const.c (const_binop): Avoid constant folding floating
5509 point operations in modes that use composite representations.
5510 * simplify-rtx.c (simplify_binary_operation): Likewise.
5512 2005-02-02 Geoffrey Keating <geoffk@apple.com>
5514 * config/rs6000/altivec.md (altivec_dst): Make the first operand
5516 (altivec_dstt): Likewise.
5517 (altivec_dstst): Likewise.
5518 (altivec_dststt): Likewise.
5519 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
5522 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5524 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
5525 EXPR_LOCUS from orig_cond to the new cond_stmt.
5526 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
5529 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5531 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
5532 standard_iv_increment_position. Remove call to bsi_next
5533 (no need to bump the iterator anymore).
5534 (vect_create_index_for_vector_ref): Call
5535 standard_iv_increment_position. Remove second function argument.
5536 (vect_finish_stmt_generation): Remove call to bsi_next
5537 (no need to bump the iterator anymore).
5538 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
5539 to vect_create_index_for_vector_ref.
5541 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5543 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
5544 phis are used out of the loop.
5546 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5549 * c-decl.c (undef_nested_function): New variable.
5550 (pop_scope): Diagnose undefined nested functions.
5551 (finish_function): Don't attempt cgraph processing or genericizing
5552 if current top-level function contained an undefined nested
5553 function. Reset undef_nested_function at the end of a top-level
5556 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
5558 * tree.c (build_int_cst_type): Take sign of the value into account
5559 when deciding whether sign extend the value.
5561 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5564 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
5565 (cpp_options, cc1_options): Change %{std*&ansi} to
5566 %{std*&ansi&trigraphs}.
5568 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5570 * cse.c: Update comments.
5572 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
5574 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
5575 arguments go on the stack. Do not put complex doubles in odd/even
5578 2005-02-02 Steven Bosscher <stevenb@suse.de>
5580 * doc/invoke.texi: Update the options enabled at -O1, -O2,
5581 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
5582 -ftree-pre, and -fthread-jumps.
5584 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
5586 PR tree-optimization/19578
5587 * tree-flow.h (modified_noreturn_calls): Declare.
5588 (noreturn_call_p): Declare.
5589 * tree-flow-inline.h (noreturn_call_p): New function.
5590 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
5591 * tree-cfg.c (modified_noreturn_calls): New variable.
5592 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
5593 that contain a mid-block noreturn call.
5594 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
5596 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5598 * df.c (df_def_record_1, df_uses_record): Don't use
5600 * df.h (DF_FOR_REGALLOC): Remove.
5602 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5605 * c-typeck.c (really_start_incremental_init): Reset
5606 constructor_max_index for arrays of incomplete type.
5608 2005-02-02 Jeff Law <law@redhat.com>
5610 * gcse.c (struct reg_set): Store the block index where the register
5611 was set rather than the setting insn.
5612 (record_one_set, compute_transp): Corresponding changes.
5613 (pre_insert_copy_insn): Do not call replace_one_set.
5614 (replace_one_set): Remove.
5616 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5619 * doc/gcov.texi: Fix typo.
5621 2005-02-01 Richard Henderson <rth@redhat.com
5624 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
5625 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
5627 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
5628 * config/i386/i386-protos.h: Update.
5630 2005-02-01 Steven Bosscher <stevenb@suse.de>
5632 PR tree-optimization/19217
5633 * tree-cfg.c (verify_expr): Use the data field to see if TP was
5634 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
5635 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
5636 that it is walking a PHI node.
5638 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
5640 * doc/extend.texi (Nested Functions): Update.
5642 2005-02-01 Richard Henderson <rth@redhat.com>
5645 * optabs.c (expand_copysign_absneg): Export.
5646 * optabs.h (expand_copysign_absneg): Declare.
5647 * config/rs6000/rs6000.md (copysigntf3): New.
5649 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5651 PR tree-optimization/19633
5652 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
5653 * tree-ssa-alias.c (init_alias_info): Initialize.
5654 (merge_pointed_to_info): Set.
5655 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
5656 (dump_points_to_info_for): Show value of pt_null.
5657 (struct count_ptr_d): Declare.
5658 (find_ptr_dereference): Remove.
5659 (ptr_is_dereferenced_by): Remove.
5660 (count_ptr_derefs): New local function.
5661 (count_uses_and_derefs): New local function.
5662 (compute_points_to_and_addr_escape): Call it. If the number
5663 of dereferences is greater than zero, mark the pointer as
5664 dereferenced. If there are fewer dereferences than uses of
5665 the pointer, the pointer's value escapes.
5667 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5669 PR tree-optimization/19670
5670 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
5672 (verify_use): ... set it here, instead.
5674 2005-02-01 Janis Johnson <janis187@us.ibm.com>
5676 * doc/sourcebuild.texi (Test directives): Fix formatting.
5678 * doc/sourcebuild.texi (Test directives): Describe selector
5681 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
5683 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
5684 specific 64-bit CPUs.
5686 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
5689 * arm.c (arm_eliminable_register): New function.
5690 (adjacent_mem_locations): Don't allow eliminable registers. Use
5691 HOST_WIDE_INT for address offsets.
5692 * arm-protos.h (arm_eliminable_register): Add prototype.
5694 2005-02-01 Steven Bosscher <stevenb@suse.de>
5696 PR optimization/15242
5697 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
5698 * basic-block.h (duplicate_computed_gotos): Add prototype.
5699 * bb-reorder.c (duplicate_computed_gotos): New function to
5700 duplicate sufficiently small blocks ending in a computed jump.
5701 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
5702 if not optimizing for size.
5703 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
5704 never do tail merging for blocks ending in a computed jump.
5705 * doc/invoke.texi: Document the max-goto-duplication-insns param.
5707 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
5709 Patch from Richard Sandiford <rsandifo@redhat.com>
5710 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
5711 from inheriting a subreg equivalence with a non-spill register.
5713 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
5715 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
5717 * config/frv/frv.c (movcc_fp_destination_operand): New.
5718 (gpr_or_memory_operand): Fix typo in comment.
5719 (gpr_or_memory_operand_with_scratch): New.
5720 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
5721 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
5722 movcc_fp_destination_operand.
5723 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
5724 Legitimize memory addresses using a scratch register.
5726 2005-01-31 Jeff Law <law@redhat.com>
5728 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
5729 bitmap a sparse bitmap instead of a simple bitmap.
5730 (mark_def_sites_initialize_block): Corresponding changes.
5731 (ssa_mark_def_sites_initialize_block): Likewise.
5732 (ssa_mark_phi_uses): Likewise.
5733 (mark_def_site, ssa_mark_def_sites): Likewise.
5734 (mark_def_site_blocks): Likewise.
5735 (rewrite_ssa_into_ssa): Likewise.
5737 * tree-ssa-dom.c (record_cond): Pass correct variable type
5738 for last argument to htab_find_slot_with_hash.
5740 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
5741 effects when optimizing 0 % X. Do not try to optimize X % 0.
5743 2005-01-31 James E. Wilson <wilson@specifixinc.com>
5745 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
5748 2005-02-01 Eric Christopher <echristo@redhat.com>
5750 * config/mips/mips.c (override_options): Warn if -mint64
5752 * doc/invoke.texi (MIPS Options): Document that -mint64 is
5755 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
5757 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
5759 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
5760 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
5761 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
5762 (cached_regno): Initialize to INVALID_REGNUM.
5763 (cse_reg_info_table_size,
5764 cse_reg_info_table_first_uninitialized,
5765 cse_reg_info_timestamp): New.
5766 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
5768 (init_cse_reg_info, get_cse_reg_info_1): New.
5769 (get_cse_reg_info): Cache the last look-up.
5770 (new_basic_block): Update the code to clear mappings from
5771 registers to cse_reg_info entries.
5772 (cse_main): Call init_cse_reg_info.
5774 * cse.c (get_cse_reg_info): Update a comment.
5776 2005-01-31 Steven Bosscher <stevenb@suse.de>
5779 * c-decl.c (start_decl): Do not warn about arrays of elements with
5780 an incomplete type here.
5781 (grokdeclarator): Do it here by making a pedwarn an error.
5782 * c-typeck.c (push_init_level): If there were previous errors with
5783 the constructor type, do not warn about braces for initializers.
5784 (process_init_element): Likewise for excess initializer elements.
5786 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
5788 * cse.c (delete_trivially_dead_insn): Don't iterate.
5790 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
5792 * config/rs6000/rs6000.md (copysignsf3): New expand.
5793 (copysigndf3): Likewise.
5795 2005-01-31 Steven Bosscher <stevenb@suse.de>
5797 * recog.c (constrain_operands): Only look for earlyclobber operand
5798 conflicts if an '&' constraint was seen.
5800 2005-01-31 Marc Espie <espie@openbsd.org>
5802 * config.gcc: Don't include embedded systems fragment, switches default
5803 debugging format to ELF.
5804 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
5805 longer pick it up there.
5807 2005-01-31 Dale Johannesen <dalej@apple.com>
5809 * doc/extend.texi (nested functions): Fix linkage description.
5810 Clarify that static is not allowed.
5812 2005-01-31 Dale Johannesen <dalej@apple.com>
5814 * config/rs6000/darwin.md (movsf_low_di): Make work.
5815 (movdf_low_di): Make work.
5817 2005-01-31 Dale Johannesen <dalej@apple.com>
5819 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
5820 Make work for 64 bit.
5822 2005-01-31 Roger Sayle <roger@eyesopen.com>
5823 Dale Johannesen <dalej@apple.com>
5826 * fold-const.c (fold_binary_op_with_conditional_arg):
5827 Make types match original operands, before STRIP_NOPS.
5829 2005-01-31 Alan Modra <amodra@bigpond.net.au>
5831 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
5832 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
5833 (struct gcc_sigcontext): Delete. Merge contents to..
5834 (struct gcc_ucontext): ..here.
5835 (get_sigcontext): Delete.
5836 (get_regs): New function, like get_sigcontext but return regs ptr.
5837 64-bit version finds regs from r1 to support vdso.
5838 (ppc_linux_aux_vector): New function.
5839 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
5842 2005-01-31 Ira Rosen <irar@il.ibm.com>
5844 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
5846 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
5847 redundant fold. Fix misalignment for MINUS_EXPR.
5848 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
5849 (vect_analyze_pointer_ref_access): Likewise.
5850 (vect_get_memtag_and_dr): Likewise.
5852 2005-01-31 Richard Henderson <rth@redhat.com>
5854 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
5855 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
5856 absnegdf2_i387, absnegxf2_i387): Likewise.
5858 2005-01-31 Richard Henderson <rth@redhat.com>
5861 * optabs.c (expand_copysign_absneg): New.
5862 (expand_copysign_bit): Split out from ...
5863 (expand_copysign): ... here. Use expand_copysign_absneg.
5865 2005-01-30 Roger Sayle <roger@eyesopen.com>
5868 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
5869 constant as the second operand and a register as the third.
5871 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
5874 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
5875 that dllimport'd functions do not use all call-clobbered registers
5878 2005-01-30 Richard Henderson <rth@redhat.com>
5881 * optabs.c (expand_absneg_bit): Split out from expand_unop and
5882 expand_abs_nojump and generalize. Use operand_subword and
5883 emit_no_conflict_block. Support large modes.
5884 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
5886 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
5887 negation to subtraction.
5888 (expand_copysign): Check that the format has signed zeros.
5889 Use operand_subword and emit_no_conflict_block. Support large modes.
5891 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
5893 Fix PR tree-optimization/19624
5895 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
5896 * tree-ssa-pre.c: Add cfgloop.h.
5898 (pre_stats): New member, constified.
5899 (inserted_exprs): New static variable.
5900 (NECESSARY): New macro.
5901 (create_expression_by_pieces): Fold the expression, and
5902 mark it as defaulting to not necessary. Also put in
5904 (fully_constant_expression): New function.
5905 (insert_into_preds_of_block): Modify to not insert phis when we
5906 are playing with induction variables.
5907 Push phis onto the inserted_exprs vector, and mark them as not
5908 necessary by default.
5909 (insert_aux): Call fully_constant_expression on eprime.
5910 If all edges produce the same value, mark it constant.
5911 (mark_operand_necessary): New function.
5912 (remove_dead_inserted_code): New function.
5913 (init_pre): Init loop optimizer to get loop info.
5914 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
5915 (execute_pre): Commit edge inserts, then remove dead code.
5917 2005-01-30 Richard Henderson <rth@redhat.com>
5919 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
5920 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
5922 2005-01-30 Richard Henderson <rth@redhat.com>
5925 * config/i386/i386.c (ix86_expand_copysign): New.
5926 (ix86_split_copysign_const): New.
5927 (ix86_split_copysign_var): Rename from ix86_split_copysign,
5928 rearrange op1/nmask operands.
5929 * config/i386/i386-protos.h: Update.
5930 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
5931 (copysigndf3): Likewise.
5932 (copysignsf3_const, copysigndf3_const): New.
5933 (copysignsf3_var): Rename from copysignsf3, split out splitter
5934 and fix split predicate for X constraint.
5935 (copysigndf3_var): Similarly.
5937 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
5939 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
5940 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
5941 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
5943 2005-01-29 Richard Henderson <rth@redhat.com>
5946 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
5947 of # and * in constraints.
5949 2005-01-29 Richard Henderson <rth@redhat.com>
5952 * expr.c (store_field): Don't strip sub-mode cast when the input
5953 data is even smaller.
5955 2005-01-29 Richard Henderson <rth@redhat.com>
5958 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
5961 2005-01-29 Richard Henderson <rth@redhat.com>
5963 * combine.c (make_field_assignment): Fix argument order
5966 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
5968 PR tree-optimization/15791
5969 * fold-const.c (extract_array_ref): New function.
5970 (fold): Fold comparisons between &a[i] and &a[j] or
5971 semantically equivalent trees.
5973 2005-01-29 Jeff Law <law@redhat.com>
5975 * gcse.c (insert_expr_in_table): Revamp handling of available
5976 and anticipatable occurrence lists to avoid unnecessary list
5978 (insert_set_in_table): Similarly.
5980 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
5982 * c-common.c (fix_string_type): Just use c_build_qualified_type to
5984 (c_build_qualified_type): Build qualified array types with
5985 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
5986 * c-decl.c (c_make_fname_decl): Build unqualified array type
5987 before qualified type.
5988 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
5989 type is qualified, not just if type itself is. Don't apply
5990 qualifiers to array type when declarator is processed. Apply
5991 qualifiers to field type whether or not it is an array type.
5992 Don't handle array types specially for applying qualifiers to
5994 * c-typeck.c (composite_type): Build unqualified element type and
5995 array type when forming composite of array types.
5996 (common_pointer_type, comptypes, comp_target_types,
5997 type_lists_compatible_p, build_indirect_ref, build_array_ref,
5998 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
6000 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
6001 (args2) in variables a1 and a2.
6003 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
6005 * cse.c (n_elements_made, max_elements_made): Remove.
6006 (insert): Don't touch n_elements_made.
6007 (cse_main): Don't touch n_elements_made or max_elements_made.
6009 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
6012 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
6013 configuration part of dp-bit.c to be lost.
6015 2005-01-28 Roger Sayle <roger@eyesopen.com>
6017 * expmed.c (expand_mult_highpart_optab): When attempting to use
6018 a non-widening multiplication in a wider mode, the operands need
6019 to be converted (zero or sign extended) to that mode.
6021 2005-01-28 Ian Lance Taylor <ian@airs.com>
6025 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
6026 through if both operands fall through.
6028 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6030 * cse.c (fold_rtx) <PC>: Don't optimize.
6032 2005-01-28 Jeff Law <law@redhat.com>
6034 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
6035 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
6037 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6039 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
6040 cse_reg_info_used_list_end): Remove.
6041 (cse_reg_info_list, cse_reg_info_list_free): New.
6042 (get_cse_reg_info): When allocating an instance of
6043 cse_reg_info, add it to the beginning of the cse_reg_info_list
6044 list. Remove code to maintain cse_reg_info_used_list.
6045 (new_basic_block): Reset the free list to the beginning of
6048 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
6050 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
6051 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
6052 (frv_expand_mdpackh_builtin): New function.
6053 (frv_expand_builtin): Use it to expand __MDPACKH.
6054 * doc/extend.texi (__MDPACKH): Update documentation.
6056 2005-01-28 Uros Bizjak <uros@kss-loka.si>
6058 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
6059 SSE_FLOAT_MODE_P for use_sse computation.
6061 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
6064 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
6066 2005-01-27 Richard Henderson <rth@redhat.com>
6068 * builtins.c (expand_builtin_copysign): New.
6069 (expand_builtin): Call it.
6070 * genopinit.c (optabs): Add copysign_optab.
6071 * optabs.c (init_optabs): Initialize it.
6072 (expand_copysign): New.
6073 * optabs.h (OTI_copysign, copysign_optab): New.
6074 (expand_copysign): Declare.
6076 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
6077 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
6079 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
6080 (ix86_expand_fp_absneg_operator): ... here.
6081 (ix86_split_copysign): New.
6082 * config/i386/i386-protos.h: Update.
6083 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
6084 (copysignsf3, copysigndf3): New.
6086 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
6087 (copysignsf3, ncopysignsf3): New.
6088 (copysigndf3, ncopysigndf3): New.
6089 (copysignxf3, ncopysignxf3): New.
6090 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
6092 2005-01-27 Arend Bayer <arend.bayer@web.de>
6093 Kazu Hirata <kazu@cs.umass.edu>
6095 * cse.c: (find_best_addr): Don't call copy_rtx before calling
6096 fold_rtx. Save cost recomputation if fold_rtx did nothing.
6097 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
6100 2005-01-27 Jeff Law <law@redhat.com>
6102 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
6103 definitions of SSA_NAMEs which are not being rewritten.
6104 (rewrite_ssa_into_ssa): Only initialize the current definition
6105 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
6106 If checking is enabled, assert that SSA_NAME_AUX is clear for all
6107 SSA_NAMEs before returning.
6109 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
6111 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
6112 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
6113 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
6114 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
6115 config/mips/iris6.h, config/sh/sh.c: Update copyright.
6117 2005-01-27 Steven Bosscher <stevenb@suse.de>
6120 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
6121 higher to -O2 and higher. Likewise for tree PRE.
6122 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
6125 2005-01-27 Ian Lance Taylor <ian@airs.com>
6128 * gimple-low.c (try_catch_may_fallthru): New static function.
6129 (block_may_fallthru): Handle TRY_CATCH_EXPR.
6130 * tree-inline.c (expand_call_inline): Don't warn about reaching
6131 the end of a non-void function being inlined if the function uses
6134 2005-01-27 Jakub Jelinek <jakub@redhat.com>
6136 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
6139 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
6140 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
6141 (implicitly_declare): Handle error_mark_node.
6143 2005-01-27 Richard Henderson <rth@redhat.com>
6146 * tree.h (struct tree_decl): Add debug_expr_is_from.
6147 (DECL_DEBUG_EXPR_IS_FROM): New.
6148 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
6149 * dwarf2out.c (dwarf2out_var_location): Update to match.
6150 * tree-outof-ssa.c (create_temp): Likewise.
6151 * var-tracking.c (track_expr_p): Likewise.
6152 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
6153 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
6154 * toplev.c (default_tree_printer): Likewise.
6156 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
6158 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
6159 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
6161 2005-01-27 Steven Bosscher <stevenb@suse.de>
6163 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
6164 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
6165 ASM_CLOBBERS): Add tree checks.
6167 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
6168 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
6169 * c-common.def (SWITCH_STMT): Update to match.
6170 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
6171 macros instead of SWITCH_EXPR ones.
6172 * c-dump.c (c_dump_tree): Likewise.
6173 * c-gimplify.c (gimplify_switch_stmt): Likewise.
6174 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
6176 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
6178 2005-01-27 Alan Modra <amodra@bigpond.net.au>
6180 * unwind-dw2.c (execute_stack_op): Add missing cases for
6181 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
6183 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
6185 * config.gcc (Obsolete configurations): Remove 'dummy', add
6186 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
6189 2005-01-26 Diego Novillo <dnovillo@redhat.com>
6191 PR tree-optimization/19633
6192 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
6194 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
6195 are no call-clobbered variables.
6196 * tree-outof-ssa.c (check_replaceable): Return false for calls
6199 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
6201 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
6202 even for variables with NULL DECL_INITIAL.
6204 2005-01-26 Stuart Hastings <stuart@apple.com>
6206 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
6208 2005-01-26 Richard Henderson <rth@redhat.com>
6211 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6213 * expr.c (store_field): Strip conversions to odd-bit-sized types
6214 if the destination field width matches.
6216 2005-01-26 Richard Henderson <rth@redhat.com>
6218 * c-decl.c, expmed.c, expr.c: Revert last change.
6220 2005-01-26 Richard Henderson <rth@redhat.com>
6223 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6225 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
6226 if we don't need the bits above those present in the current mode.
6227 * expr.c (store_field): Strip conversions to odd-bit-sized types
6228 if the destination field width matches.
6230 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6232 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6233 either -ffast-math or -funsafe-math-optimizations is in use.
6235 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
6239 * config/avr/avr.c (notice_update_cc): Only set condition code for
6240 ashrqi3 if shift count > 0.
6241 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
6242 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
6243 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
6244 count <= 0 as a no-op, and shift count >= width by copying zero
6245 or sign bit to all bits of the result.
6246 * config/avr/avr.md (all shifts): Add alternatives for zero shift
6247 count, with attribute "length" set to 0 and "cc" set to "none".
6249 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6251 * doc/invoke.texi: Document -mTLS.
6253 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
6254 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
6255 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
6256 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
6257 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
6258 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
6259 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
6260 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
6262 * configure.ac: Check for a TLS capable gas.
6264 * configure: Regenerate.
6266 2005-01-26 Richard Henderson <rth@redhat.com>
6269 * combine.c (make_field_assignment): Simplify store to zero_extract
6270 from a source with an overlapping mask.
6272 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6274 2004-11-11 Eric Christopher <echristo@redhat.com>
6276 * config/frv/frv.md: Add fr400_integer automaton. Don't
6277 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
6280 2005-01-26 Steven Bosscher <stevenb@suse.de>
6283 * cfgbuild.c (make_edges): Do not clear or set
6284 current_function_has_computed_jump.
6285 * function.h (struct function): Remove the has_computed_jump field.
6286 (current_function_has_computed_jump): Do not define.
6287 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
6288 in a computed jump. Ignore current_function_has_computed_jump.
6290 2005-01-26 Richard Henderson <rth@redhat.com>
6293 * expr.c (categorize_ctor_elements): New argument p_must_clear.
6294 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
6296 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
6297 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
6298 objects into static storage if they have more than one non-zero value.
6299 * tree.h (categorize_ctor_elements): Update decl.
6301 2005-01-26 Steven Bosscher <stevenb@suse.de>
6304 * tree.h (CALL_EXPR_TAILCALL): Add comment.
6305 * calls.c (check_sibcall_argument_overlap_1): Revert the change
6306 to this function from 2004-07-10.
6307 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
6308 the current function for tail call optimizations if the address
6309 of one of it its arguments is taken.
6311 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
6313 * cse.c (fold_rtx): Call equiv_constant only when necessary.
6315 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
6317 * function.c (expand_function_end): If current_function_calls_alloca,
6318 emit stack restore in a place that is reached when the function falls
6321 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
6323 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
6324 rule to avoid matching inappropriate suffix rule.
6326 2005-01-26 Jan Hubicka <jh@suse.cz>
6328 PR tree-optimization/19241
6329 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
6331 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6333 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
6334 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
6336 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
6337 <sim*>: Always use crt1.o, regardless of N in simN.
6338 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6339 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
6340 (CRT_CALL_STATIC_FUNCTION): Remove.
6341 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
6342 use crt1.o, regardless of N in simN.
6343 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6344 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
6345 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
6346 case isystem setting.
6347 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
6349 2005-01-25 Ian Lance Taylor <ian@airs.com>
6351 * gimple-low.c (block_may_fallthru): Correct handling of
6352 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
6354 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6356 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
6357 handlers to match indentation; nested under the mtune=* handler.
6358 Similar for mcpu= and march=.
6360 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
6362 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
6363 * config/mips/linux64.h (LIB_SPEC): Likewise.
6364 * config/mn10300/linux.h (LIB_SPEC): Likewise.
6365 * config/sh/linux.h (LIB_SPEC): Likewise.
6367 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
6369 * config/frv/frv.c (frv_legitimize_tls_address): New.
6370 (TARGET_HAVE_TLS): Define.
6371 (FRV_SYMBOL_REF_TLS_P): Define.
6372 (frv_override_options): Handle new register classes.
6373 (frv_legitimate_address_p): Reject tls addresses.
6374 (frv_legitimize_address): Handle TLS addresses.
6375 (gen_inlined_tls_plt): New.
6377 (frv_legitimize_tls_address): New.
6378 (unspec_got_name): Add TLS entries.
6379 (got12_operand): Add R_FRV_TLSMOFF12 case.
6380 (frv_emit_move): Fixup TLS addresses.
6381 (frv_emit_movsi): Legitimize TLS addresses.
6383 * config/frv/frv.h (MASK_BIG_TLS): New.
6384 (TARGET_BIG_TLS): New.
6385 (HAVE_AS_TLS): Define.
6386 (TARGET_SWITCHES): Add -mTLS and -mtls options.
6387 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
6388 (REG_CLASS_NAMES): Same.
6389 (REG_CLASS_CONTENTS): Same.
6390 (CONSTRAINT_LEN): New.
6391 (REG_CLASS_FROM_CONSTRAINT): New.
6392 (PREDICATE_CODES): Add symbolic_operand.
6394 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
6395 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
6396 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
6397 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
6398 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
6399 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
6400 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
6401 GR9_REG, GR14_REG, LRREG.
6402 (type): Add load_or_call attribute.
6403 ("load_or_call"): New reservation.
6404 ("call_gettlsoff"): New.
6405 ("tls_indirect_call"): New.
6406 ("tls_load_gottlsoff12"): New.
6407 ("tlsoff_hilo"): New.
6408 ("tls_tlsdesc_ldd"): New.
6409 ("tls_tlsoff_ld"): New.
6412 * config/frv/frv-protos.h (symbolic_operand): Protoize.
6414 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
6416 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
6417 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
6418 * config/frv/frv.c (TLS_BIAS): Define.
6419 (frv_output_dwarf_dtprel): New.
6421 2005-01-26 Jakub Jelinek <jakub@redhat.com>
6423 PR rtl-optimization/19579
6424 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
6425 both A and B, see if they don't clobber registers the other expr uses.
6427 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
6429 * real.c (do_add): Initialize signalling and canonical members.
6431 * real.c (real_from_integer): Zero out destination.
6433 2005-01-18 Jan Hubicka <jh@suse.cz>
6435 PR tree-optimize/19337
6436 * tree-inline.c (initialize_inlined_parameters): Copy
6437 saved_static_chain_decl only.
6439 2005-01-25 Richard Henderson <rth@redhat.com>
6443 * config/i386/i386.c (x86_inter_unit_moves): Zero.
6444 (ix86_preferred_reload_class): Rewrite fp-constant section, with
6445 80387 enabled, to return a proper subclass. Return the subset that
6446 overlaps with GENERAL_REGS for PLUS.
6447 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
6449 2005-01-25 Richard Henderson <rth@redhat.com>
6452 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
6454 2005-01-25 Roger Sayle <roger@eyesopen.com>
6456 * expmed.c (choose_multiplier): Change interface to return the
6457 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
6458 (expand_divmod): Update calls to choose_multiplier.
6460 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6463 * expmed.c (extract_bit_field): Use adjust_address instead of
6464 gen_lowpart when op0 is a MEM.
6466 2005-01-24 Steven Bosscher <stevenb@suse.de>
6468 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
6470 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6472 * config/mips/irix-csr.c: New file.
6473 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6474 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6475 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6478 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
6481 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
6482 sparc/elf.h, add sparc/sp-elf.h.
6483 (sparc-*-rtems*): Likewise.
6484 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
6485 tm-dwarf2.h, add sparc/sp-elf.h.
6486 (sparc86x-*-elf): Likewise.
6487 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
6488 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
6489 TARGET_OS_CPP_BUILTINS.
6490 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6491 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6493 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
6494 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
6495 (SWITCH_TAKES_ARG): Likewise.
6496 (LOCAL_LABEL_PREFIX): Likewise.
6497 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
6498 (TARGET_N_FORMAT_TYPES): Delete.
6499 (TARGET_FORMAT_TYPES): Likewise.
6500 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6501 * config/sparc/elf.h: Delete.
6502 * config/sparc/sp-elf.h: New file.
6504 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6506 * tree-flow-inline.h (phi_arg_from_edge): Remove.
6507 * tree-flow.h: Remove the corresponding prototype.
6508 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
6509 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
6511 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6514 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
6515 for AIX ABI or ELF -fPIC.
6516 (rs6000_emit_load_toc_table): Don't create toc_section here.
6517 (rs6000_xcoff_file_start): Nor here.
6519 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
6521 * sh.c (ra.h): Don't #include.
6522 (hard_regs_intersect_p): New function, resurrected from ra.c.
6524 * sh.c: Fix 1996 Copyright.
6526 2005-01-24 Richard Henderson <rth@redhat.com>
6527 Aldy Hernandez <aldyh@redhat.com>
6529 * regrename.c (note_sets): Handle subregs.
6531 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
6534 * genconditions.c (write_header, write_conditions): Elide file if
6537 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6539 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
6540 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
6543 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6545 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
6546 expand_builtin_printf, expand_builtin_fprintf,
6547 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
6548 checking against POINTER_TYPE.
6549 (validate_arglist): Handle POINTER_TYPE code by checking
6552 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
6554 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
6556 (for_each_rtx): Call for_each_rtx_1.
6557 * rtl.h (init_rtlanal): Declare.
6558 * toplev.c (backend_init): Call init_rtlanal.
6560 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6562 * flow.c (propagate_one_insn): Formatting.
6565 * flow.c (libcall_dead_p): Be more conservative if unsure.
6566 If there are any instructions between insn and call, see if they are
6567 all dead before saying the libcall is dead.
6569 2005-01-24 Uros Bizjak <uros@kss-loka.si>
6571 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
6572 operand constraint for operand 0.
6574 2005-01-23 Richard Henderson <rth@redhat.com>
6577 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
6578 edges leading to join block.
6580 2005-01-23 Roger Sayle <roger@eyesopen.com>
6582 * expmed.c (expand_mult_highpart): Make static. Change type of
6583 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
6584 (expand_divmod): Updates calls to expand_mult_highpart by using
6585 gen_int_mode to pass a CONST_INT rtx.
6586 * rtl.h (expand_mult_highpart): Remove prototype.
6588 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6590 * flow.c (regset_bytes, regset_size): Remove.
6592 * cfganal.c: Fix a reference to Harvey's paper.
6594 2005-01-23 Steven Bosscher <stevenb@suse.de>
6596 PR rtl-optimization/19464
6597 * tree-optimize.c (init_tree_optimization_passes): Add one more
6598 copyrename pass just before out-of-ssa.
6600 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
6603 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
6604 * ggc-none.c (ggc_free): Define.
6606 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6608 * cse.c (max_reg, max_insn_uid): Remove.
6609 (cse_main): Don't access max_reg or max_insn_uid.
6611 * c-common.c (explicit_flag_signed_bitfields,
6612 lang_statement_code_p, lang_expand_function_end): Remove.
6613 * c-common.h: Remove the corresponding declarations.
6614 * c-opts.c (c_common_handle_option): Remove all write access
6615 to explicit_flag_signed_bitfields.
6617 * cgraph.c (cgraph_varpool_n_nodes): Remove.
6618 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
6619 * cgraph.h: Remove the corresponding declaration.
6621 * gcse.c (null_pointer_info): Remove.
6623 2005-01-23 Roger Sayle <roger@eyesopen.com>
6624 Eric Botcazou <ebotcazou@libertysurf.fr>
6626 * combine.c (simplify_logical): Only simplify logical expressions
6627 of the form ior(and(x,y),z) by the inverse distributive law if the
6628 result is cheaper than the original.
6630 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6632 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
6633 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
6634 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
6635 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
6636 config/freebsd-spec.h, config/arm/arm.h,
6637 config/h8300/h8300.md, config/i386/i386.md,
6638 config/i386/predicates.md, config/i386/sse.md,
6639 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
6640 config/vax/vax.md: Fix comment typos. Follow spelling
6643 2005-01-23 Steven Bosscher <stevenb@suse.de>
6645 * gengtype.c (walk_type): Produce `not equal to' compares for loop
6646 tests, instead of `less than'.
6648 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
6650 * function.c (assign_parm_setup_block): When creating a new stack slot
6651 for a parameter, get its alignment from the parameter's DECL_ALIGN
6652 rather than the type's TYPE_ALIGN. Make sure that the parameter
6653 is at least word aligned.
6655 2005-01-22 Roger Sayle <roger@eyesopen.com>
6658 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
6660 2005-01-22 Richard Henderson <rth@redhat.com>
6663 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
6664 in both compare operands.
6665 (movdfcc_1_sse_max): Likewise.
6666 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
6667 (movdfcc_1_sse): Likewise.
6668 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
6669 scratch register as needed.
6671 2005-01-22 Richard Henderson <rth@redhat.com>
6673 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
6675 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
6677 2005-01-22 Richard Henderson <rth@redhat.com>
6679 * genopinit.c (optabs): Use smin/smax for floating point too.
6680 * doc/md.texi: Update to match. Clarify that floating point
6681 results are undefined for +0/-0 and NaN.
6682 * doc/rtl.texi: Likewise.
6683 * rtl.def (SMIN, SMAX): Likewise
6684 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
6686 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
6687 leading 's' to the name.
6688 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
6689 smaxxf3, sminxf3): Likewise.
6690 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
6693 2005-01-22 Paul Brook <paul@codesourcery.com>
6695 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
6697 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
6699 * config/s390/s390.c (struct processor_costs): New fields
6700 dlgr, dlr, dr, dsgfr, dsgr.
6701 (z900_cost, z990_cost): Values for new fields.
6702 (s390_rtx_costs): New cases MEM und COMPARE in switch
6703 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
6704 DIV, MOD, UDIV, UMOD.
6706 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6708 * config/s390/s390.md ("doloop_si64"): Reload input value directly
6709 into the register being decremented.
6710 ("doloop_si31", "doloop_di"): Likewise.
6711 ("*doloop_si_long"): Adapt pattern.
6713 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6715 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
6717 (CLASS_MAX_NREGS): Likewise.
6719 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
6721 * doc/tree-ssa.texi (Statement Operands): Add example for new
6722 must-def macro. Note deprecation of old operands interface.
6724 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
6726 PR tree-optimization/19484
6727 * tree-cfg.c (remove_fallthru_edge): New function.
6728 (cleanup_control_flow): Remove fallthru edges from calls that are
6729 now known not to return.
6731 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6733 Fix PR tree-optimization/19038
6734 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
6735 copies with loop variant ones.
6737 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
6739 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
6740 config/alpha/alpha-protos.h, config/alpha/alpha.h,
6741 config/alpha/alpha.md, config/alpha/predicates.md,
6742 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
6743 config/sparc/sol2.h: Update copyright.
6745 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
6746 first label to see if it is a nonlocal label.
6748 2005-01-22 David Edelsohn <edelsohn@gnu.org>
6749 Andrew Pinski <pinskia@physics.uc.edu>
6752 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
6753 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
6755 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6757 * config/rs6000/rtems.h: Update copyright.
6759 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6762 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
6763 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
6764 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
6766 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6769 * c-typeck.c (convert_arguments): Check for error_mark_node.
6771 2005-01-21 Ian Lance Taylor <ian@airs.com>
6773 PR tree-optimization/13000
6774 * tree-inline.c: Include "tree-flow.h".
6775 (expand_call_inline): If warn_return_type, warn if non-void inline
6776 function falls through.
6777 * tree-cfg.c (execute_warn_function_return): Don't warn about
6778 control reaching end if TREE_NO_WARNING is set. Set
6780 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
6782 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
6783 branch if we don't need one.
6784 * c-typeck.c: Include "tree-flow.h"
6785 (c_finish_bc_stmt): Don't add a goto if the current statement
6786 list doesn't fall through to the current point.
6788 2005-01-21 Roger Sayle <roger@eyesopen.com>
6790 PR rtl-optimization/576
6791 * real.c (real_arithmetic): Change return type from void to bool
6792 to return an indication that the result may be inexact.
6793 * real.h (real_arithmeric): Update prototype.
6794 * fold-const.c (const_binop): Don't constant fold floating
6795 point expressions when the user specifies -frounding-math and
6796 the result may depend upon the run-time rounding mode.
6797 (fold_convert_const_real_from_real): Clean-up.
6798 (fold_initializer): Ignore flag_rounding_math for initializers.
6799 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
6800 constant fold FP operations with flag_rounding_math if the
6801 result may depend upon the run-time rounding mode.
6803 2005-01-21 Tom Tromey <tromey@redhat.com>
6805 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
6807 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
6809 * tree-cfg.c: Fix comment typos.
6811 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
6813 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
6814 around the call to rest_of_handle_branch_target_load_optimize.
6816 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6818 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
6819 (sparc64-*-openbsd*): Likewise.
6820 (sparclite-*-elf*): Include tm-dwarf2.h.
6821 (sparc86x-*-elf*): Likewise.
6822 (sparc64-*-elf*): Likewise.
6823 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
6824 (DBX_DEBUGGING_INFO): Likewise.
6825 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
6826 (PREFERRED_DEBUGGING_TYPE): Likewise.
6827 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
6828 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
6829 (PREFERRED_DEBUGGING_TYPE): Likewise.
6830 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
6831 (PREFERRED_DEBUGGING_TYPE): Likewise.
6832 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
6834 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6837 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
6839 2005-01-20 Paul Brook <paul@codesourcery.com>
6841 * doc/rtl.texi: Document value extension requirements for CONST_INT.
6843 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6845 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
6846 label is first in a sequence of labels.
6848 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
6850 2005-01-20 Janis Johnson <janis187@us.ibm.com>
6851 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6853 * doc/sourcebuild.texi (Test Directives): New.
6855 2005-01-20 Roger Sayle <roger@eyesopen.com>
6857 * real.c (real_floor): Don't leave the result uninitialized when
6858 mode is VOIDMode, but return the unrounded intermediate value.
6859 (real_ceil): Likewise.
6861 2005-01-20 Paul Brook <paul@codesourcery.com>
6863 * config/arm/arm.md (insv): Use gen_int_mode.
6865 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6867 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
6868 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6869 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6870 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6871 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6873 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6876 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
6877 fbreg, so we have to assume we can't.
6878 (loc_descriptor_from_tree_1): Ditto.
6879 (containing_function_has_frame_base): New function.
6880 (add_location_or_const_value_attribute): Use it.
6881 Also try to generate a frame_base from a single element location
6884 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6886 PR tree-optimization/15349
6887 * timevar.def (TV_TREE_MERGE_PHI): New.
6888 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
6890 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
6891 calls to tree_forwarder_block_p.
6892 (remove_forwarder_block_with_phi, merge_phi_nodes,
6893 gate_merge_phi, pass_merge_phi): New.
6894 * tree-optimize.c (init_tree_optimization_passes): Add
6896 * tree-pass.h: Add an extern for pass_merge_phi;
6898 2005-01-20 Richard Henderson <rth@redhat.com>
6901 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
6902 (_mm_castps_pd, _mm_castps_si128): New.
6903 (_mm_castsi128_ps, _mm_castsi128_pd): New.
6905 2005-01-20 Richard Henderson <rth@redhat.com>
6908 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
6909 __builtin_ia32_vec_init_v2si.
6910 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
6911 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
6912 (ix86_init_mmx_sse_builtins): Create it.
6913 (ix86_expand_builtin): Expand it.
6914 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
6915 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
6916 (vec_extractv2si_0, vec_extractv2si_1): New.
6918 2005-01-20 Richard Henderson <rth@redhat.com>
6921 * config/i386/i386.c (ix86_expand_push): New.
6922 * config/i386/mmx.md (push<MMXMODE>1): New.
6923 * config/i386/sse.md (push<SSEMODE>1): New.
6924 * config/i386/i386-protos.h: Update.
6926 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6928 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
6931 2005-01-20 Richard Henderson <rth@redhat.com>
6933 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
6934 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
6936 2005-01-19 Richard Henderson <rth@redhat.com>
6939 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
6940 to V4SFmode in SSE1 fallback load path.
6942 2005-01-19 Richard Henderson <rth@redhat.com>
6944 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
6945 in QImode expansion to ix86_expand_vector_set.
6946 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
6948 2005-01-19 Richard Henderson <rth@redhat.com>
6951 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
6952 subclass of the input class.
6953 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
6954 Always true for cross-SSE1 classes. Rationalize conditionals.
6955 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
6956 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
6957 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
6958 (movdi_2): Add MMX/SSE zeros.
6959 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
6960 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
6961 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6962 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
6963 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
6964 (zero_extendsidi2_rex64_1): Remove.
6965 (MOV0 peephole): Check GENERAL_REG_P.
6967 2005-01-19 Richard Henderson <rth@redhat.com>
6970 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
6972 (ix86_expand_vector_extract): Likewise.
6974 2005-01-19 Richard Henderson <rth@redhat.com>
6977 * expr.c (emit_move_change_mode): New argument force; use
6978 simplify_gen_subreg if true.
6979 (emit_move_via_alt_mode): Merge into ...
6980 (emit_move_via_integer): ... here.
6981 (emit_move_ccmode): Use emit_move_change_mode directly.
6983 2005-01-19 Richard Henderson <rth@redhat.com>
6986 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
6987 (alpha_preferred_reload_class): Handle CONST_VECTOR.
6988 (alpha_emit_set_const_1): Add no_output parameter; don't emit
6990 (alpha_emit_set_const): Likewise. Make static.
6991 (alpha_emit_set_long_const): Make static.
6992 (alpha_extract_integer): Split out from alpha_expand_mov.
6993 (alpha_split_const_mov): Likewise.
6994 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
6995 (alpha_legitimate_constant_p): New.
6996 * config/alpha/alpha-protos.h: Update.
6997 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
6998 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
6999 * config/alpha/alpha.md (movsi): Add n alternative.
7000 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
7001 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
7002 (splitters for all of the above): Use alpha_split_const_mov.
7003 * config/alpha/predicates.md (non_add_const_operand): New.
7004 (non_zero_const_operand): New.
7005 (input_operand): Use alpha_legitimate_constant_p after reload.
7007 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7009 PR tree-optimization/19038
7010 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
7011 (add_candidate): Add ivs with increment in latch only if
7012 allow_ip_end_pos_p is true.
7013 (determine_iv_cost): Use empty_block_p.
7015 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
7017 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
7018 (compute_dominance_frontiers): Ditto.
7020 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
7023 * config/sh/t-rtems: New.
7024 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
7026 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7028 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
7029 the offset of the selected field.
7031 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
7033 * tree-cfg.c (remove_forwarder_block): Fix the check to
7034 prevent a nonlocal label from appearing in the middle of a
7037 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
7039 PR rtl-optimization/19462
7040 * reorg.c (find_end_label): Create return insn only if
7041 current_function_epilogue_delay_list is empty.
7043 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
7045 * doc/passes.texi: Remove paragraph mentioning new-ra.
7047 2005-01-19 Jakub Jelinek <jakub@redhat.com>
7049 PR rtl-optimization/15139
7050 * combine.c: Include params.h.
7051 (count_rtxs): New function.
7052 (record_value_for_reg): If replace_rtx would replace at least
7053 2 occurrences of REG in VALUE and TEM is really large, replace REG with
7054 (clobber (const_int 0)) instead of TEM.
7055 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
7056 * params.h (MAX_LAST_VALUE_RTL): New.
7057 * Makefile.in (combine.o): Depend on $(PARAMS_H).
7058 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
7061 * c-typeck.c (digest_init): Only call build_vector if all constructor
7062 elements are *_CST nodes.
7063 * gimplify.c (gimplify_init_constructor): Likewise.
7066 * c-typeck.c (digest_init): Only call build_vector if inside_init
7069 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7071 * toplev.c (init_asm_output): Remove dead #ifdef.
7073 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
7075 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
7077 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7079 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
7080 accessing DECL_FUNCTION_CODE.
7081 * dojump.c (do_jump): Likewise.
7082 * gimplify.c (gimplify_call_expr): Likewise.
7083 * predict.c (expr_expected_value): Likewise.
7084 (strip_builtin_expect): Likewise.
7085 * tree-inline.c (estimate_num_insns_1): Likewise.
7086 * tree-ssa-loop-im.c (stmt_cost): Likewise
7087 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
7088 (tree_expr_nonnegative_p): Likewise.
7090 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7092 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
7093 variant of the load_pcrel_sym pattern.
7094 * config/sparc/sparc.md (P macro): Move to the top.
7095 (load_pcrel_sym): Macroize using P.
7096 (save_register_window): Likewise.
7098 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
7100 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
7103 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
7106 * c-typeck.c (build_asm_expr): Strip nops off
7107 input memory operands.
7109 2005-01-18 David Edelsohn <edelsohn@gnu.org>
7111 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
7112 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
7113 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
7114 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
7116 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
7119 * config/i386/i386.c (override_options): If the 80387 is disabled,
7120 then do not return FP values using FP registers.
7122 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
7124 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
7125 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
7126 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
7127 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
7128 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
7129 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
7130 output.h, postreload-gcse.c, postreload.c, recog.c,
7131 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
7132 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
7133 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
7134 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
7135 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
7136 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
7137 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
7138 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
7140 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
7141 config/alpha/alpha.c, config/arm/vfp.md,
7142 config/i386/emmintrin.h, config/i386/i386-modes.def,
7143 config/i386/i386-protos.h, config/i386/i386.h,
7144 config/i386/pmmintrin.h, config/i386/ppro.md,
7145 config/i386/predicates.md, config/i386/xmmintrin.h,
7146 config/i860/i860.c, config/ia64/ia64-modes.def,
7147 config/ia64/ia64-protos.h, config/ia64/ia64.h,
7148 config/ia64/ia64.md, config/ia64/itanium1.md,
7149 config/ia64/itanium2.md, config/ia64/predicates.md,
7150 config/iq2000/iq2000.h, config/mips/linux64.h,
7151 config/rs6000/aix41.h, config/rs6000/aix43.h,
7152 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
7153 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7154 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
7155 config/sparc/linux64.h, config/sparc/litecoff.h,
7156 config/sparc/sp64-elf.h, config/sparc/sparc.c,
7157 config/sparc/sparc.h, config/sparc/sparc.md,
7158 config/sparc/sysv4-only.h: Update copyright.
7160 2005-01-18 Richard Henderson <rth@redhat.com>
7163 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
7165 2005-01-18 Marc Espie <espie@openbsd.org>
7166 * config/i386/openbsdelf.h: Typo.
7168 2005-01-18 Richard Henderson <rth@redhat.com>
7170 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
7171 special case for sse.
7172 * config/i386/predicates.md (sse_comparison_operator): Likewise.
7174 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
7176 * tree-inline.c (estimate_num_insns_1): Added cases for
7177 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
7179 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7181 PR rtl-optimization/19296
7182 * combine.c (simplify_comparison): Rewrite the condition under
7183 which a non-paradoxical SUBREG of a PLUS can be lifted when
7184 compared against a constant.
7186 2005-01-18 Andi Kleen <ak@muc.de>
7188 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
7189 * c.opt (-Wpointer-sign): Add.
7190 * doc/invoke.texi: (-Wpointer-sign): Add.
7192 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7194 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
7195 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
7196 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
7197 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
7198 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
7199 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
7200 for TARGET_MIX_SSE_I387.
7201 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
7202 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
7203 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
7204 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
7205 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
7206 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
7207 TARGET_MIX_SSE_I387.
7208 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
7211 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7214 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
7215 Add movaps alternative for xmm reg->reg move.
7217 2005-01-17 Jeff Law <law@redhat.com>
7219 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
7220 at the end of the main DOM loop rather than just before DOM exits.
7222 2005-01-17 Diego Novillo <dnovillo@redhat.com>
7224 PR tree-optimization/19121
7225 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
7226 adding aliases to a name tag, also add them to the pointer's
7228 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
7229 sensitive alias info at all. Only check that the two pointers
7230 have compatible pointed-to sets.
7231 * tree-ssa.c (verify_name_tags): Verify that the alias set of
7232 a pointer's type tag is a superset of the alias set of the
7235 2005-01-17 James E Wilson <wilson@specifixinc.com>
7238 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
7239 comment to document why.
7241 2005-01-17 Richard Henderson <rth@redhat.com>
7243 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
7244 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
7245 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
7246 sse2_vmsminv2df3_finite): New.
7247 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
7248 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
7249 Force op1 into register.
7251 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
7253 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
7254 bubblestrap from always rebuilding build directory.
7256 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
7258 * config/s390/s390.md ("*clc"): Remove incorrect '='.
7259 ("*cmpmem_short"): Likewise.
7261 2005-01-17 Steven Bosscher <stevenb@suse.de>
7263 * basic-block.h: Document BB_* flags.
7264 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
7265 use an sbitmap instead.
7266 * sched-rgn.c (compute_trg_info): Likewise.
7268 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
7270 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
7271 redundant target_cpu_default and extra_parts lines. Use the default
7273 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
7274 (SUBTARGET_EXTRA_SPECS): Delete.
7275 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
7276 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
7277 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
7278 and "n32" for -mabi=n32.
7280 2005-01-17 Ian Lance Taylor <ian@airs.com>
7283 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
7284 fold constant variables into initial values.
7286 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7288 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
7290 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
7291 through the statements backward.
7293 2005-01-17 Ian Lance Taylor <ian@airs.com>
7295 PR middle-end/13127:
7296 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
7297 a variable set to the return value of the inlined function.
7299 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
7301 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
7302 when modes are tieable.
7304 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
7306 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
7307 of pthread_create to find out if threads are enabled.
7308 * gthr-posix95.h (__gthread_active_p): Likewise.
7310 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7312 * common.opt (-fnew-ra): Remove.
7314 * toplev.h (flag_new_regalloc): Remove.
7315 * Makefile.in (ra*.*): Don't mention.
7316 * passes.c (rest_of_handle_new_regalloc): Remove.
7317 (rest_of_handle_combine, rest_of_compilation): Always consider
7318 flag_new_regalloc as false.
7319 * doc/invoke.texi: Don't document -fnew-ra.
7321 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7323 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
7324 last parameter to reg_scan.
7325 * loop.c (loop_optimize): Likewise.
7326 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
7327 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
7328 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7329 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7330 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
7331 * regclass.c (reg_scan): Likewise, for the declaration.
7332 * rtl.h (reg_scan): Likewise, for the prototype.
7334 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7336 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
7337 mark_dfs_back_edges.
7339 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
7341 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
7342 (compute_avail): Uses don't go in tmp_gen.
7344 2005-01-16 Steven Bosscher <stevenb@suse.de>
7346 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
7347 loop to look for a free slot in a page entry.
7349 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7352 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
7353 * toplev.c (compile_file): Call process_pending_assemble_output_defs
7354 just before targetm.asm_out.file_end.
7355 * tree.h (process_pending_assemble_output_defs): Declare.
7356 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
7358 (assemble_alias): Defer generation of assembly code for defines when
7359 TARGET_DEFERRED_OUTPUT_DEFS is true.
7360 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7361 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7362 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
7364 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7367 * pa.c (pa_scalar_mode_supported_p): New function.
7368 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7369 * pa.h (MIN_UNITS_PER_WORD): Add comment.
7371 * pa-protos.h (prefetch_operand): Delete.
7372 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
7373 * pa.c (prefetch_operand): Delete.
7374 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
7375 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
7376 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
7377 and prefetch_nocc_operand.
7378 * pa.md (prefetch): Rework to avoid reload problems handling short
7379 displacements when a cache control completer needs to be provided.
7380 (prefetch_32, prefetch_64): Delete.
7381 (prefetch_cc, prefetch_nocc): New patterns.
7383 2005-01-15 David Edelsohn <edelsohn@gnu.org>
7385 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
7387 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7390 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
7391 exceeds maximum alignment for global common data.
7392 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
7393 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
7395 2004-01-15 Roger Sayle <roger@eyesopen.com>
7397 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
7399 2004-01-15 Roger Sayle <roger@eyesopen.com>
7401 * harg-reg-set.h (reg_class_names): Prototype global array.
7402 * regclass.c (reg_class_names): Declare here and initialize to
7404 (dump_regclass): Remove local declaration of reg_class_names.
7405 (regclass): Likewise.
7406 * cfg.c (dump_flow_info): Likewise.
7407 * ra-debug.c (reg_class_names): Likewise.
7408 * regrename.c (reg_class_names): Likewise.
7409 * reload.c (reg_class_names): Likewise.
7410 * reload1.c (spill_failure): Likewise.
7411 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
7413 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
7415 * config/s390/s390.md ("reload_outti"): Remove predicate for
7416 output operand. Abort if operand is not a MEM.
7417 ("reload_outdi", "reload_outdf"): Likewise.
7419 2005-01-15 Marc Espie <espie@openbsd.org>
7421 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
7422 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
7423 * config/openbsd.h: Fix C++ includes for native configurations.
7424 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
7425 Add trampoline support.
7426 * config/i386/openbsdelf.h: New.
7428 2005-01-15 Marc Espie <espie@openbsd.org>
7430 * collect2.c (main): Explicitly parse -dynamic-linker option.
7432 2005-01-15 Jakub Jelinek <jakub@redhat.com>
7434 PR tree-optimization/19060
7435 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
7436 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
7437 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
7438 and handle extract_range_from_cond returning false.
7439 * fold-const.c (fold): Optimize comparisons with min/max even for
7440 width > HOST_BITS_PER_WIDE_INT.
7442 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
7444 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
7445 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
7446 Remove little endian multilib variants.
7447 Add mips32 multilib variant.
7449 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
7451 * explow.c (copy_all_reg, stabilize): Remove.
7452 * expr.h: Remove the corresponding prototypes.
7454 * rtlanal.c (regs_set_between_p): Remove.
7455 * rtl.h: Remove the corresponding prototype.
7457 2005-01-14 David Edelsohn <edelsohn@gnu.org>
7459 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
7460 to rs6000_nonimmediate_operand.
7461 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
7462 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
7463 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
7464 rs6000_nonimmediate_operand.
7465 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
7466 rs6000_nonimmediate_operand.
7468 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
7470 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
7472 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7474 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
7476 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
7477 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
7479 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
7480 (rs6k_nonimmediate_operand): New.
7481 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
7483 (legitimate_lo_sum_address_p): Same.
7484 (rs6000_legitimize_address): Same.
7485 (rs6000_legitimize_reload_address): Same.
7486 (rs6000_legitimate_address): Same.
7487 (spe_build_register_parallel): Pass DF and DC modes in a DI
7490 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
7491 to rs6k_nonimmediate_operand.
7493 * config/rs6000/spe.md ("*frob_df_di"): New.
7494 ("*frob_di_df"): New.
7495 ("*frob_di_df_2"): New.
7496 ("*mov_sidf_e500_subreg0"): New.
7497 ("*mov_sidf_e500_subreg4"): New.
7498 ("*movdf_e500_double"): Change predicate to
7499 rs6k_nonimmediate_operand.
7501 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7503 * postreload.c (move2add_note_store): Only call
7504 trunc_int_for_mode on scalar integers.
7506 2005-01-14 Steven Bosscher <stevenb@suse.de>
7508 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
7509 replace BB_VISITED uses.
7510 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
7511 (propagate_necessity): Check the bitmap instead of BB_VISITED.
7512 (tree_dce_done): Free visited_control_parents.
7513 (perform_tree_ssa_dce): Allocate and clear it.
7514 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
7515 (compute_antic): Iterate from here using a DFS. Use an sbitmap
7516 instead of BB_VISITED.
7518 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
7520 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
7521 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
7522 Remove unused prototypes.
7524 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7526 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
7527 64-bit register usage.
7528 (spe_func_has_64bit_regs_p): Add FIXME note.
7530 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7532 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
7533 flag_finite_math_only with flag_unsafe_math_optimizations.
7535 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
7537 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
7539 (__tpf_eh_return): Copy TPF private stack area from the module
7540 boundary stack frame. Add check for when module addresses are
7541 equal, but no stub address is found.
7543 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
7546 * arm.h (struct machine_function): Add call_via field.
7547 (thumb_call_via_label): Declare.
7548 * arm.c (thumb_call_via_label): New variable.
7549 (thumb_call_reg_needed): New variable.
7550 (arm_output_function_epilogue): For Thumb code, output any per-function
7551 call-indirect trampolines.
7552 (thumb_call_via_reg): New function.
7553 (arm_file_end): New function.
7554 (TARGET_ASM_FILE_END): Call arm_file_end.
7555 (aof_file_end): Likewise.
7556 * arm-protos.h (thumb_call_via_reg): Declare.
7557 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
7558 thumb_call_via_reg in normal case.
7560 2005-01-14 Jakub Jelinek <jakub@redhat.com>
7563 PR rtl-optimization/19348
7564 * recog.c (peephole2_optimize): Do global life update if some peephole
7565 decides it doesn't need at least one of its inputs and that change
7566 influences liveness at the start of the basic block.
7568 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
7569 arguments instead of 1.
7571 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
7574 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
7575 zero for nested functions needing a static chain or functions
7576 with a non-constant address.
7578 2005-01-13 Roger Sayle <roger@eyesopen.com>
7580 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
7581 (and (sign_extend X) C) into (zero_extend (and X C)).
7583 2005-01-13 David O'Brien <obrien@FreeBSD.org>
7585 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
7587 2005-01-13 Richard Henderson <rth@redhat.com>
7592 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
7593 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
7594 not just TARGET_SSE.
7595 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
7596 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
7597 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
7598 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
7599 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
7600 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
7601 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
7602 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
7603 (movdicc_c_rex64): Rename with '*'.
7604 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
7605 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
7606 (movsfcc_1_387): Rename from movsfcc_1.
7607 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
7608 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
7609 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
7610 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
7611 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
7612 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
7613 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
7614 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
7615 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
7616 sse_movdfcc_const0_4): Remove.
7617 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
7618 recognize min/max early. Update for changed sse cmove patterns.
7619 (ix86_split_sse_movcc): New.
7620 * config/i386/i386-protos.h: Update.
7622 2005-01-13 Steven Bosscher <stevenb@suse.de>
7624 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
7625 (fix_stmt_v_may_defs): Likewise.
7627 2005-01-13 Richard Henderson <rth@redhat.com>
7629 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
7630 for converting the mask.
7632 2005-01-13 David Edelsohn <edelsohn@gnu.org>
7634 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
7637 2005-01-13 Richard Henderson <rth@redhat.com>
7639 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
7640 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
7641 IX86_BUILTIN_MOVDQ2Q): Remove.
7642 (IX86_BUILTIN_VEC_EXT_V4SI): New.
7643 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
7644 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
7646 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
7647 (sse2_pextrw): Fix immediate constraint.
7648 (sse2_loadq, sse2_loadq_rex64): Remove.
7649 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
7650 Use __builtin_ia32_vec_ext_<size>.
7651 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
7653 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
7655 * function.c (assign_parm_setup_block): Look inside original
7656 entry_parm when inspecting PARALLEL.
7658 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7659 Joel Sherrill <joel@oarcorp.com>
7662 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
7663 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
7664 rtems_gxx_recursive_mutex_init.
7665 (__gthread_recursive_mutex_lock): New function.
7666 (__gthread_recursive_mutex_trylock): Likewise.
7667 (__gthread_recursive_mutex_unlock): Likewise.
7669 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7671 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
7673 2005-01-13 Jan Beulich <jbeulich@novell.com>
7675 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
7676 (ashrti3_internal): Indicate output is early clobber. Generate result
7677 into output rather than first input. Use move for low word of output
7678 if shift count is exactly 64.
7679 (lshrti3_internal): Likewise.
7681 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
7685 * reload1.c (delete_output_reload): Don't delete an output reload
7686 if the pseudo lives longer than a single basic block. Adjust and
7687 improve wording of comment.
7689 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
7692 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
7693 of TYPE_SIZE where we mean the number of bytes.
7695 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
7697 * function.c (assign_parm_setup_block): Relax condition on
7698 multi-register optimization.
7700 2005-01-12 Nick Clifton <nickc@redhat.com>
7702 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
7703 an "in_delay_slot" attribute of "no" to prevent them being used in
7704 delay slots. This is forbidden because they might generate
7707 2005-01-12 Alan Modra <amodra@bigpond.net.au>
7710 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
7713 2005-01-12 Nick Clifton <nickc@redhat.com>
7715 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
7716 passed on to GAS) but do not define, as GAS no longer supports or
7717 needs the -m2000 option.
7719 2005-01-11 Roger Sayle <roger@eyesopen.com>
7721 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
7722 type as args of unprototyped builtins aren't automatically promoted.
7723 (fold_builtin_abs): Likewise.
7725 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7727 * Makefile.in: Set a `build-warn' variable.
7729 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7731 PR tree-optimization/17949
7732 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
7733 (find_interesting_uses_address): Use it.
7735 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
7737 * regrename.c (kill_value): Handle subreg's that won't simplify.
7739 2005-01-11 Richard Henderson <rth@redhat.com>
7742 * config/i386/i386.h (enum ix86_builtins): Move ...
7743 * config/i386/i386.c: ... here.
7744 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
7745 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
7746 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
7747 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
7748 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
7749 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
7750 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
7751 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
7752 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
7753 IX86_BUILTIN_LOADDDUP): Remove.
7754 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
7755 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
7756 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
7757 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
7758 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
7759 (ix86_init_builtins): Make static.
7760 (ix86_init_mmx_sse_builtins): Update for changed builtins.
7761 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
7762 if all the modes match. Otherwise, fake it.
7763 (get_element_number, ix86_expand_vec_init_builtin,
7764 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
7765 (ix86_expand_builtin): Make static. Update for changed builtins.
7766 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
7767 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
7768 (ix86_expand_vector_init_duplicate): New.
7769 (ix86_expand_vector_init_low_nonzero): New.
7770 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
7771 Split out from ix86_expand_vector_init; handle integer modes.
7772 (ix86_expand_vector_init): Use them.
7773 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
7774 * config/i386/i386-protos.h: Update.
7775 * config/i386/predicates.md (reg_or_0_operand): New.
7776 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
7777 (movv2sf_internal): Likewise. And a splitter to match them all.
7778 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
7779 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
7780 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
7781 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
7782 (mmx_pinsrw): Fix operand ordering.
7783 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
7784 rather than sse_loadss expander.
7785 (movv2df splitter): Similarly.
7786 (sse_loadss, sse_loadlss): Remove.
7787 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
7788 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
7789 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
7790 (sse3_movddup): Rename with '*'.
7791 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
7792 (sse2_loadsd): Remove.
7793 (vec_dupv2df_sse3): Rename from sse3_loadddup.
7794 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
7795 (sse2_pinsrw): Fix argument ordering.
7796 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
7797 (sse2_stored): Remove 'r' destination.
7798 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
7799 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
7800 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
7801 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
7802 vec_extractv16qi, vec_initv16qi): New.
7804 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
7805 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
7806 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
7808 (_mm_load_pd, _mm_store_pd): Use plain dereference.
7809 (_mm_load_si128, _mm_store_si128): Likewise.
7810 (_mm_load1_pd): Use _mm_set1_pd.
7811 (_mm_load_sd): Use _mm_set_sd.
7812 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
7813 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
7814 (_mm_set_epi64): Use _mm_set_epi64x.
7815 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
7816 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
7817 _mm_setr_epi8): Use _mm_set_foo form.
7818 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
7819 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
7820 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
7821 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
7822 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
7823 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
7824 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
7825 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
7826 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
7827 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
7828 (_mm_movedup_pd): Use _mm_shuffle_pd.
7829 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
7830 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
7831 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
7832 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
7834 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
7835 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
7836 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
7837 (_mm_store_ps): Use raw dereference.
7838 (_mm_store1_ps): Use _mm_storeu_ps.
7839 (_mm_storer_ps): Use _mm_store_ps.
7840 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
7841 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
7843 2005-01-11 Stan Shebs <shebs@apple.com>
7845 * config/rs6000/rs6000.c (machopic_output_stub): Issue
7846 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
7848 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
7851 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
7852 Skip all DECLs except for FIELD_DECLs.
7854 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7856 * config/s390/s390.c (override_options): Return error if
7857 -mbackchain, -mpacked-stack and -mhard-float are used together.
7858 (s390_va_start): Remove the backchain && packed-stack special case.
7859 (s390_gimplify_va_arg): Likewise.
7860 * doc/invoke.texi: Remove the ABI incompatibility note.
7862 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7864 * config/s390/s390.c (struct s390_frame_layout): Remove
7866 (s390_frame_info, s390_emit_prologue): Replace occurrences of
7867 save_backchain_p with TARGET_BACKCHAIN.
7869 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7872 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
7873 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
7874 * function.c (locate_and_pad_parm): Set new field.
7875 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
7876 Tweak where_pad test to include "none". Always set mem align for
7878 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
7879 not sufficient for type.
7880 (assign_parm_setup_block): If stack_parm is zero on entry, always
7881 make a new stack local. Block move old stack parm if necessary
7882 to new aligned stack local.
7883 (assign_parm_setup_stack): Use a block move to handle
7884 potentially misaligned entry_parm.
7885 (assign_parms_unsplit_complex): Specify required alignment when
7886 creating stack local.
7887 * calls.c (compute_argument_addresses): Override alignment of stack
7888 arg calculated from its type with the alignment given by
7889 FUNCTION_ARG_BOUNDARY.
7890 (store_one_arg): Likewise.
7892 2005-01-11 Jan Beulich <jbeulich@novell.com>
7894 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
7895 Change respective itanium_class attribute to ialu.
7896 (shladdp4_internal): New.
7897 * config/ia64/predicates.md (shladd_log2_operand): New.
7899 2005-01-11 Richard Henderson <rth@redhat.com>
7901 * expr.c (store_constructor): Use rtvec_alloc instead of
7902 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
7904 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
7906 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
7908 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7910 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
7911 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
7912 (TARGET_RWRELOC): Define.
7913 (ia64_rwreloc_section_type_flags): Delete.
7914 (ia64_section_type_flags): New function.
7915 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
7916 (TARGET_RWRELOC): Define.
7918 2005-01-10 David Mosberger <davidm@hpl.hp.com>
7921 * config/ia64/ia64.c (process_set): For alloc insn, only call
7922 process_epilogue is !frame_pointer_needed.
7924 2005-01-10 Roger Sayle <roger@eyesopen.com>
7927 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
7928 unary operator and can't be treated as a binary/comparison operator.
7930 2005-01-10 Richard Henderson <rth@redhat.com>
7932 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
7933 (ix86_return_in_memory): Likewise.
7934 (function_arg_advance): Likewise. Mirror structure in function_arg
7935 for choosing register to advance.
7937 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
7939 * tree-vectorizer.c, tree.def: Fix comment typos.
7941 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
7943 * config/s390/s390.c (struct processor_costs): 4 new fields:
7944 ddbr, ddr, debr, der.
7945 (s390_rtx_costs): More precise handling of divide instructions.
7947 2005-01-10 David Edelsohn <edelsohn@gnu.org>
7949 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
7951 2005-01-10 Jan Beulich <jbeulich@novell.com>
7953 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
7954 names resulting from -ffunction-sections/-fdata-sections and linkonce
7956 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
7957 based on the section name. Rearrange the section name comparison logic
7958 slightly so that each section name is compared against at most once.
7960 2005-01-10 Ben Elliston <bje@au.ibm.com>
7962 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
7963 targets for which -fPIC reduces limitations on the GOT size.
7965 2005-01-09 Falk Hueffner <falk@debian.org>
7967 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
7970 2005-01-09 David Edelsohn <edelsohn@gnu.org>
7973 * collect2.c (main): Set aixrtl_flag for -brtl option.
7974 (resolve_lib_name): Search for .so file extension before .a
7977 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
7979 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
7980 (vect_analyze_data_refs_alignment): Add dump prints.
7982 2005-01-09 Ira Rosen <irar@il.ibm.com>
7984 * tree-vectorizer.c (vect_analyze_offset_expr): Use
7985 expr_invariant_in_loop_p.
7986 Initialize outputs first thing in the function.
7987 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
7988 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
7989 (vect_analyze_pointer_ref_access): Check that the initial condition of
7990 the access function is loop invariant.
7992 2005-01-09 Richard Henderson <rth@redhat.com>
7994 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
7995 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
7996 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
7997 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
7998 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
7999 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
8000 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
8001 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
8002 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
8003 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
8004 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
8005 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
8006 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
8007 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
8008 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
8009 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
8010 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
8011 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
8012 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
8013 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
8014 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
8015 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
8016 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
8018 (mmx_clrdi, pavgusb): Remove.
8019 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
8020 with leading sse_ prefix.
8021 * config/i386/sse.md: Receive them.
8022 * config/i386/mmx.md: New file.
8023 (MMXMODE12, MMXMODE24, mmxvecsize): New.
8024 (subrv2sf3): Turn into expander for normal subtraction.
8025 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
8026 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
8027 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
8028 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
8029 commutative; use ix86_binary_operator_ok.
8030 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
8031 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
8032 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
8033 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
8034 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
8035 Macroize from existing patterns; use ix86_binary_operator_ok.
8036 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
8037 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
8038 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
8039 with vec_select+vec_concat.
8040 (mmx_pshufw, mmx_pshufw_1): Likewise.
8041 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
8042 (mmx_uavgv4hi3): Model correctly.
8043 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
8044 _mm_xor_si64): Remove casts.
8046 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8048 PR tree-optimization/19224
8049 * tree-scalar-evolution.c (get_instantiated_value,
8050 set_instantiated_value): New functions.
8051 (instantiate_parameters_1): Cache the results.
8052 (instantiate_parameters, resolve_mixers): Initialize and free
8055 2005-01-08 David Edelsohn <edelsohn@gnu.org>
8057 * config/i386/i386.md (addhi_4): Correct reference in comment.
8060 2005-01-08 Richard Henderson <rth@redhat.com>
8062 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
8063 (_mm_cvtsi128_si64x): Likewise.
8064 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
8065 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
8066 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
8067 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
8068 * config/i386/i386-protos.h: Update.
8069 * config/i386/i386.c (print_operand): Add 'H'.
8070 (ix86_fixup_binary_operands): Split out from ...
8071 (ix86_expand_binary_operator): ... here.
8072 (ix86_fixup_binary_operands_no_copy): New.
8073 (ix86_expand_fp_absneg_operator): Handle vector mode results.
8074 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
8075 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
8076 (safe_vector_operand): Use CONST0_RTX.
8077 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
8078 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
8079 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
8080 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
8082 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
8083 (IX86_BUILTIN_CMPNGESS): New.
8084 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
8085 (attr type): Add sselog1.
8086 (attr unit, attr memory): Handle it.
8087 (movti, movti_internal, movti_rex64): Move near other integer moves.
8088 (movtf, movtf_internal): Move near other fp moves.
8089 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
8090 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
8091 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
8092 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
8093 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
8094 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
8095 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
8096 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
8097 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
8098 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
8099 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
8100 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
8101 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
8102 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
8103 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
8104 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
8105 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
8106 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
8107 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
8108 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
8109 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
8110 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
8111 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
8112 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
8113 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
8114 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
8115 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
8116 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
8117 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
8118 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
8119 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
8120 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
8121 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
8122 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
8123 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
8124 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
8125 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
8126 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
8127 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
8128 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
8129 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
8130 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
8131 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
8132 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
8134 (SSEPUSH, push<SSEPUSH>): Remove.
8135 (MMXPUSH, push<MMXPUSH>): Remove.
8136 (sse_movaps, sse_movaps_1, sse_movups): Remove.
8137 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
8138 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
8139 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
8140 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
8141 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
8142 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
8143 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
8144 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
8145 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
8146 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
8147 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
8148 (ppro_sse_log_V4SF): Handle sselog1.
8149 * config/i386/predicates.md (const_0_to_1_operand): New.
8150 (const_0_to_255_mul_8_operand): New.
8151 (const_1_to_31_operand): Rename from const_int_1_31_operand.
8152 (const_2_to_3_operand, const_4_to_7_operand): New.
8153 * config/i386/sse.md: New file.
8154 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
8155 (sse_movups): Rename from sse_movups_1.
8156 (sse_loadlss): Rename from sse_loadss_1.
8157 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
8159 (negv4sf2): Use ix86_expand_fp_absneg_operator.
8160 (absv4sf2, negv2df, absv2df): New.
8161 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
8162 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
8163 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
8164 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
8165 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
8166 (sse3_addsubv4sf3): Model correctly.
8167 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
8168 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
8169 (sse_movhlps): Model with vec_select+vec_concat.
8170 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
8171 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
8172 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
8173 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
8174 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
8175 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
8176 sse2_pshufhw_1): Likewise.
8177 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
8178 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
8179 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
8180 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
8181 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
8182 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
8183 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
8184 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
8185 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
8186 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
8187 sminv8hi3): Mark commutative
8188 operands. Use ix86_binary_operator_ok.
8189 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
8190 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
8191 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
8192 sse2_punpcklqdq): Allow operand2 in memory.
8193 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
8194 sse2_movsd): Add memory alternatives.
8195 (sse_storelps): Turn expander into an insn; split after reload.
8196 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
8197 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
8199 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
8201 * configure.ac (DWARF-2 debug_line): Use objdump.
8202 * configure: Regenerate.
8204 2005-01-08 Jeff Law <law@redhat.com>
8205 Diego Novillo <dnovillo@redhat.com>
8207 PR tree-optimization/18241
8208 * tree-nrv.c (tree_nrv): Ignore volatile return values.
8209 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
8210 statements with volatile operands.
8211 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
8212 operands after marking a statement with has_volatile_ops.
8214 2005-01-08 Roger Sayle <roger@eyesopen.com>
8216 * tree.c (int_fits_type_p): Always honor integer constant
8217 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
8219 2005-01-08 Roger Sayle <roger@eyesopen.com>
8221 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
8222 the latent bug in rtl_delete_block has been resolved.
8224 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8226 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
8227 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
8229 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8231 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
8232 library as @multilib_dir@/$(SHLIB_SONAME).
8234 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8236 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
8237 * configure: Regenerate.
8239 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8241 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
8244 2005-01-07 David Edelsohn <edelsohn@gnu.org>
8247 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8248 Convert non-word aligned offset address using ld/std into
8251 2005-01-07 Richard Henderson <rth@redhat.com>
8253 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
8255 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
8257 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
8259 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8261 PR tree-optimization/19283
8262 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
8263 is not shorter than the original type.
8265 PR rtl-optimization/19012
8266 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
8268 PR rtl-optimization/18861
8269 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
8270 (FULL_STATE): Define.
8271 (mark_tablejump_edge): New function.
8272 (purge_dead_tablejump_edges): New function.
8273 (find_bb_boundaries): Use it.
8275 PR tree-optimization/18828
8276 * builtins.c (expand_builtin_next_arg): Remove argument and all
8277 the argument checking.
8278 (expand_builtin): Adjust caller.
8279 (expand_builtin_va_start): Likewise. Remove error for too many
8281 (fold_builtin_next_arg): Issue error for too many arguments.
8282 After checking arguments, replace them with magic arguments that
8283 prevent further checking of the args.
8285 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8287 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
8289 2005-01-06 Roger Sayle <roger@eyesopen.com>
8292 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
8293 and %{.S:...} (and their negative variants) to test whether the
8294 input file is assembler or pre-processed-assembler independent of
8295 the actual filename extension.
8297 2005-01-06 Roger Sayle <roger@eyesopen.com>
8299 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
8300 of sign or zero extended values.
8302 2005-01-06 Geoffrey Keating <geoffk@apple.com>
8304 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
8305 for IBM long double format correctly.
8307 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
8309 Fix PR tree-optimization/18792
8311 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
8312 to first_loop_depth, and use loop depth instead of loop number.
8313 (build_classic_dir_vector): Ditto.
8314 (compute_data_dependences_for_loop): Use depth, not loop number.
8315 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
8316 number. Pass in loops, instead of loop numbers.
8317 (gather_interchange_stats): Ditto.
8318 (linear_transform_loops): Ditto.
8320 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
8323 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
8324 biv_fits_mode_p, extension_within_bounds_p): New functions.
8325 (check_ext_dependent_givs): Use them.
8327 2005-01-06 Roger Sayle <roger@eyesopen.com>
8329 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
8330 more than one barrier, in which case we should delete them all.
8332 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
8334 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
8336 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
8338 Fix PR middle-end/19286
8340 * dwarf2out.c (gen_subprogram_die): If we've already tried to
8341 output this subprogram, simply ignore this attempt to do it again.
8342 (add_abstract_origin_attribute): Don't abort trying to add the abstract
8343 origin attribute if it's not possible.
8344 (gen_block_die): Don't ignore subblocks of "unused" blocks.
8345 (decls_for_scope): Ditto.
8346 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
8347 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
8349 2005-01-05 Richard Henderson <rth@redhat.com>
8352 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
8353 (bdesc_2arg): Use it.
8354 (ix86_expand_binop_builtin): Force operands into registers
8356 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
8357 ix86_expand_sse_compare, ix86_expand_sse_comi,
8358 ix86_expand_builtin): Likewise.
8360 2005-01-05 Richard Henderson <rth@redhat.com>
8362 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
8364 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
8365 (mulv4hi3): Set itanium_class mmmul.
8366 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
8367 (fpack): Rename from fpack_sfsf.
8369 2005-01-05 Richard Henderson <rth@redhat.com>
8372 * reload1.c (do_input_reload): Restrict the optimization deleteing
8373 a previous output reload to RELOAD_FOR_INPUT.
8375 2005-01-05 Steven Bosscher <stevenb@suse.de>
8377 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
8378 comment that we fall through after case.
8379 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
8380 (distribute_links): Likewise.
8381 * cse.c (cse_insn): Likewise.
8382 * cselib.c (cselib_invalidate_mem): Likewise.
8383 * df.c: Update comments at the top of the file.
8384 (read_modify_subreg_p): Update comments here too.
8385 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
8386 * flow.c (mark_set_1): Likewise.
8387 (mark_used_regs): Likewise.
8388 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8389 (canon_list_insert): Likewise.
8390 (mark_set): Likewise.
8391 (try_replace_reg): Likewise.
8392 (store_killed_in_insn): Likewise.
8393 * loop.c (count_one_set): Likewise.
8394 (basic_induction_var): Likewise.
8395 * postreload-gcse.c (find_mem_conflicts): Likewise.
8396 * postreload.c (reload_combine_note_store): Likewise.
8397 (move2add_note_store): Likewise.
8398 * reload.c (find_equiv_reg): Likewise.
8399 (mark_referenced_resources): Likewise.
8400 * rtlanal.c (set_noop_p): Likewise.
8401 (note_stores): Likewise.
8402 (note_uses): Likewise.
8403 * sched-deps.c (sched_analyze_1): Likewise.
8404 * sched-rgn.c (check_live_1): Likewise.
8405 (update_live_1): Likewise.
8406 * config/i860/i860.c: Likewise.
8408 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
8410 (ZERO_EXTRACT): Mention that this one can be an lvalue.
8412 * doc/rtl.texi: Update documentation for bit-fields and SET.
8414 2005-01-05 Roger Sayle <roger@eyesopen.com>
8416 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
8418 2005-01-05 Jan Hubicka <jh@suse.cz>
8419 Richard Henderson <rth@redhat.com>
8422 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
8425 2005-01-05 Richard Henderson <rth@redhat.com>
8428 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
8429 (sse_shufps): Change operand 3 to const_int_operand.
8430 (sse2_storelps): Fix typo in template.
8431 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
8432 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
8433 (ix86_expand_builtin): Likewise.
8435 2005-01-05 Julian Brown <julian@codesourcery.com>
8437 * config/arm/arm.c (arm_return_in_memory): Treat complex types
8438 as aggregates for AAPCS ABIs.
8440 2005-01-05 Stan Shebs <shebs@apple.com>
8442 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
8443 Mach-O getters if ppc64.
8444 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
8446 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8447 signed four-byte field for global code case.
8448 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
8450 2005-01-05 Roger Sayle <roger@eyesopen.com>
8453 * c-common.c: Include real.h.
8454 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
8455 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
8456 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
8457 * Makefile.in (c-common.o): Update dependencies.
8459 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8461 * c-parse.in (asm_string): Add trailing semicolon.
8463 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8465 * c-parse.in (asm_string): New. Don't allow wide strings in
8467 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
8468 asm_string instead of STRING.
8470 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8472 * c-typeck.c (constructor_no_implicit): Remove.
8473 (set_designator, process_init_element): Don't check
8474 constructor_no_implicit.
8476 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
8477 Kaz Kojima <kkojima@gcc.gnu.org>
8480 * lcm.c (create_pre_exit): New.
8481 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
8482 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
8484 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8486 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
8487 -msoft-float in target_float_switch.
8488 * arm.c (arm_override_options): Fix processing of target_float_switch.
8490 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8492 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
8495 2004-01-05 Uros Bizjak <uros@kss-loka.si>
8497 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
8498 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
8500 2005-01-04 Roger Sayle <roger@eyesopen.com>
8502 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
8503 if deleting the then-block allows the test-block to fallthru to the
8506 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
8509 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
8510 after the full declaration if the are in two different TUs.
8512 2005-01-04 Richard Henderson <rth@redhat.com>
8515 * tree-sra.c (generate_one_element_init): Just
8516 call gimplify_and_add.
8517 (generate_element_init): Record the
8518 new referenced variables and mark them for renaming
8519 and split out to ...
8520 (generate_element_init_1): This.
8521 (scalarize_init): Don't call push_gimplify_context/
8522 pop_gimplify_context.
8524 2005-01-04 Geoffrey Keating <geoffk@apple.com>
8526 * toplev.c (get_src_pwd): Handle failure of getpwd().
8528 2005-01-04 Roger Sayle <roger@eyesopen.com>
8530 * fold-const.c (fold_single_bit_test): Delete unreachable handling
8532 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
8533 all the cases handled by it are inverted by invert_truthvalue.
8535 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8537 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
8538 (save_register_windowsi): Likewise.
8540 2005-01-04 Richard Henderson <rth@redhat.com>
8542 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
8544 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8547 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
8548 any simplifications of vector mode comparison operators.
8549 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
8551 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
8552 Devang Patel <dpatel@apple.com>
8554 PR tree-optimization/18308
8555 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
8556 the operands before creating a new expression.
8557 * dojump.c (do_jump): Make drop_through_label available
8558 for all cases. Add expansion of COND_EXPR.
8560 2005-01-04 Ira Rosen <irar@il.ibm.com>
8562 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
8563 INTEGER_CST instead of TREE_CONSTANT.
8564 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
8565 instead of TREE_CONSTANT.
8566 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
8567 instead of TREE_CONSTANT.
8569 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8571 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
8573 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8576 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
8577 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
8579 2005-01-03 Richard Henderson <rth@redhat.com>
8581 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
8582 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
8583 fold_convert_const_real_from_real): Split out from ...
8584 (fold_convert_const): ... here.
8586 2005-01-03 Richard Henderson <rth@redhat.com>
8589 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
8590 (mov<MMXMODEI>_internal): Likewise.
8591 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
8592 Add V2SF case; use it for SSE1; don't use TI.
8593 (movdf_integer): Likewise.
8594 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
8596 2005-01-03 Ira Rosen <irar@il.ibm.com>
8598 * tree-vectorizer.c (vect_strip_conversions): New function.
8599 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
8600 check for binary class.
8602 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
8606 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
8608 * gimple-low.c (mark_blocks_with_used_vars): New function.
8609 (mark_blocks_with_used_subblocks): Ditto.
8610 (mark_used_blocks): Ditto.
8611 (pass_mark_used_blocks): New pass.
8612 * tree-inline.c: Include debug.h.
8613 (expand_call_inline): Call outlining_inline_function here.
8614 * tree-optimize.c (init_tree_optimization_passes): Add
8615 pass_mark_used_blocks.
8616 * tree-pass.h (pass_mark_used_blocks): New.
8617 * Makefile.in (tree-inline.o): Add debug.h dependency.
8619 2005-01-03 Geoffrey Keating <geoffk@apple.com>
8621 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
8622 VAR_DECLs to have weak_import attribute.
8624 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
8627 2004-01-03 Steven Bosscher <stevenb@suse.de>
8629 * passes.c (rest_of_compilation): Don't run regmove if only
8630 flag_expensive_optimizations, require flag_regmove instead.
8632 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8634 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
8636 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
8637 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8638 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
8639 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8641 2005-01-03 Richard Henderson <rth@redhat.com>
8643 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
8644 (ia64_const_ok_for_letter_p): New.
8645 (ia64_const_double_ok_for_letter_p): New.
8646 (ia64_extra_constraint): New.
8647 (ia64_expand_vecint_compare): New.
8648 (ia64_expand_vcondu_v2si): New.
8649 (ia64_expand_vecint_cmov): New.
8650 (ia64_expand_vecint_minmax): New.
8651 (ia64_print_operand): Add 'v'.
8652 (ia64_preferred_reload_class): New.
8653 (ia64_vector_mode_supported_p): New.
8654 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
8655 (PREFERRED_RELOAD_CLASS): Move to function.
8656 (CONST_OK_FOR_LETTER_P): Move to function.
8657 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
8658 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
8659 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
8660 (EXTRA_CONSTRAINT): Move to function.
8661 * config/ia64/ia64.md: Include vect.md.
8662 (itanium_class): Add mmalua.
8664 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
8666 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
8667 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
8669 (const_int_2bit_operand): New.
8670 (fr_reg_or_0_operand): New.
8671 * config/ia64/ia64-modes.def: Add vector modes.
8672 * config/ia64/ia64-protos.h: Update.
8673 * config/ia64/vect.md: New file.
8675 2005-01-03 Richard Henderson <rth@redhat.com>
8677 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
8679 2005-01-03 Uros Bizjak <uros@kss-loka.si>
8682 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
8684 (log1pdf2): Change mode of operands[0,1] to DFmode.
8686 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8688 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
8689 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
8690 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
8691 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
8692 SPARC_RELAXED_ORDERING.
8694 2005-01-03 Richard Henderson <rth@redhat.com>
8695 Uros Bizjak <uros@kss-loka.si>
8698 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
8699 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
8700 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
8702 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
8703 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
8704 const_pow2_1_to_128_operand): New predicates.
8706 2005-01-02 Greg McGary <greg@mcgary.org>
8708 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
8710 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
8711 object. [ptr_type]: Remove unused variable.
8712 Remember nearest addressable array-element or record-component
8713 when checking bitfield components. Tolerate empty BIND_EXPR.
8715 2005-01-01 Richard Henderson <rth@redhat.com>
8717 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
8718 that don't narrow the value. Fail for other conversions.
8720 2005-01-01 Richard Henderson <rth@redhat.com>
8723 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
8724 * c-lang.c (finish_file): Don't do it here.
8725 * objc/objc-act.c (objc_finish_file): Likewise.
8727 * cgraph.c (decl_assembler_name_equal): New.
8728 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
8729 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
8730 * cgraph.h (struct cgraph_varpool_node): Add next.
8731 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
8732 * varasm.c (assemble_alias): Mark the target as needed.
8734 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
8737 * function.c (get_arg_pointer_save_area): Use entry_of_function
8738 instead of get_insns.
8740 2005-01-01 Roger Sayle <roger@eyesopen.com>
8741 Andrew Pinski <pinskia@physics.uc.edu>
8742 James E. Wilson <wilson@specifixinc.com>
8744 PR rtl-optimization/12092
8745 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
8748 2005-01-01 Roger Sayle <roger@eyesopen.com>
8749 Olivier Hainque <hainque@act-europe.fr>
8751 * tree.c (int_fits_type_p): A narrower type always fits in a
8752 wider one, except for negative values into unsigned types.
8754 2005-01-01 Roger Sayle <roger@eyesopen.com>
8756 * tree.c (int_fits_type_p): Compare the result of force_fit_type
8757 with the original constant rather than require TREE_OVERFLOW.
8759 2005-01-01 Steven Bosscher <stevenb@suse.de>
8762 * c-decl.c (finish_function): If compiling C99, annotate the
8763 compiler generated return with the current file name and line 0.
8764 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
8765 the source line is greater than 0.
8766 (remove_bb): Likewise.
8768 See ChangeLog.12 for earlier changes.
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