1 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3 * doc/options.texi: Document the new MaskExists flag.
4 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
5 if the option has the MaskExists flag.
7 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9 * opt-functions.awk (flag_set_p, test_flag): New functions.
10 (switch_flags): Use them.
11 * opth-gen.awk: Use flag_set_p to check for flags.
12 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
14 2005-03-30 Ian Lance Taylor <ian@airs.com>
16 * config.host (i[34567]86-*-mingw32*): Don't set
17 host_can_use_collect2 to no.
19 2005-03-30 Alan Modra <amodra@bigpond.net.au>
22 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
23 Remove convert_memory_address call duplicating that in memory_address.
25 2005-03-29 Richard Henderson <rth@redhat.com>
28 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
29 (build_compound_literal): Likewise. Propagate decl type into the
31 (finish_decl): Likewise. Use new return value from complete_array_type
32 for zero sized arrays.
33 (complete_array_type): Move ...
34 * c-common.c (complete_array_type): ... here. Change first argument
35 to pointer-to-type-node. Consistently use sizetype for the index
36 except for zero sized arrays. Detect zero sized arrays for pedantic
37 mode diagnostics. Create a new type node instead of modifying the
39 * c-tree.h (complete_array_type): Move decl ...
40 * c-common.h (complete_array_type): ... here.
42 2005-03-29 Richard Henderson <rth@redhat.com>
45 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
47 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
49 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
50 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
51 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
52 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
54 2005-03-29 Eric Christopher <echristo@redhat.com>
56 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
57 truthvalue conversion removal.
59 2005-03-29 Ian Lance Taylor <ian@airs.com>
62 * collect2.c: Never include <vfork.h>.
63 (VFORK_STRING, vfork): Don't define.
64 (pid): Remove global variable.
65 (handler): Call raise instead of kill (getpid(), ...).
66 (collect_wait): Add pex parameter. Change all callers. Use
67 pex_get_status rather than pwait.
68 (do_wait): Add pex parameter. Change all callers.
69 (collect_execute): Return struct pex_obj * rather than void. Use
70 pex routines rather than pexecute.
71 (fork_execute): Get pex_obj from collect_execute, and pass it to
73 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
74 Only declare quit_handler if SIGQUIT is defined.
75 (scan_libraries): Likewise.
76 * collect2.h (collect_execute): Update declaration.
77 (collect_wait): Update declaration.
78 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
79 pass it to collect_wait.
81 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
84 * c-parser.c (c_parser_compound_statement_nostart): Give error
85 message for EOF instead of just setting parser->error.
87 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
89 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
90 (slpeel_update_phi_nodes_for_guard1): New function.
91 (slpeel_update_phi_nodes_for_guard2): New function.
92 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
93 of slpeel_update_phi_nodes_for_guard.
94 (vectorize_loops): Remove call to loop_closed_rewrite.
95 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
98 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
100 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
101 (TARGET_LITTLE_ENDIAN): New macro.
102 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
103 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
104 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
105 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
106 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
107 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
108 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
109 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
110 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
111 (TARGET_OPTIONS): Delete.
112 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
113 (CACHE_FLUSH_TRAP): Turn into an integer.
114 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
115 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
116 -mflush-trap is in use.
117 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
118 (m32r_cache_flush_trap_string): Delete.
119 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
120 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
121 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
122 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
123 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
124 -mmodel= and -msdata= handling from...
125 (m32r_init): ...here.
126 * config/m32r/m32r.opt: New file.
128 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
130 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
131 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
132 * tree-vect-analyze.c (vect_object_analysis): additional parm
133 pass back a "struct ptr_info_def *" with the points-to info.
134 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
135 statement using info returned from vect_object_analysis.
136 * tree-vect-transform.c (update_vuses_to_preheader): New function.
137 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
138 for virtual uses and defs when creating a replacement vector
139 reference. Call duplicate_ssa_name_ptr_info to define points-to
140 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
141 (vectorizable_store): copy_virtual_operands and update
142 definition statements.
143 (vectorizable_load): copy_virtual_operands. Remove call to
144 mark_call_clobbered_vars_to_rename for call to "const" builtin.
145 * tree-vectorizer.c (vectorize_loops): Remove calls to
146 rewrite_into_ssa and bitmap_clear (vars_to_rename).
147 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
148 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
149 define macro STMT_VINFO_PTR_INFO for use in accessing.
150 * tree.h add export of duplicate_ssa_name_ptr_info.
151 * rs6000.c (altivec_init_builtins): Declare builtin function
152 __builtin_altivec_mask_for_load to be "const".
154 2005-03-29 Jakub Jelinek <jakub@redhat.com>
157 * cgraph.h (struct cgraph_varpool_node): Add alias field.
158 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
159 assemble_variable on aliases.
160 * varasm.c (assemble_alias): Set node->alias.
161 * toplev.c (wrapup_global_declarations): Don't call
162 rest_of_decl_compilation on aliases again.
164 2005-03-29 Paul Brook <paul@codesourcery.com>
166 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
167 * config/arm/arm.c (arm_dbx_register_number): New function.
168 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
170 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
173 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
174 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
176 2005-03-29 Dale Johannesen <dalej@apple.com>
178 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
179 $(TREE_H) and $(COVERAGE_H).
180 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
181 * opts.c (common_handle_option): Enable tree-based value transforms.
182 * toplev.c (process_options): Ditto.
183 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
184 refers to references to this type.
185 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
186 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
187 for may_be_more, may_be_less.
188 (rtl_gen_pow2_profiler): Adjust.
189 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
190 (rtl_gen_one_value_profiler): Adjust.
191 (rtl_gen_const_delta_profiler): Adjust.
192 * tree-profile.c (tree_gen_interval_profiler): Implement.
193 (tree_gen_pow2_profiler): Ditto.
194 (tree_gen_one_value_profiler): Ditto.
195 (tree_profiling): New.
196 (pass_tree_profile): Reference it.
197 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
199 (insn_divmod_values_to_profile): Rename to
200 rtl_divmod_values_to_profile. Adjust.
201 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
202 (insn_prefetch_values_to_profile): Adjust.
203 (rtl_value_profile_transformations): Adjust.
204 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
205 (gen_mod_pow2): Rename to rtl_mod_pow2.
206 (gen_mod_subtract): Rename to rtl_mod_subtract.
207 (divmod_fixed_value_transform): Rename to
208 rtl_divmod_fixed_value_transform.
209 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
210 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
211 (rtl_find_values_to_profile): Adjust.
212 (tree_value_profile_transformations): Implement.
213 (tree_divmod_values_to_profile): New.
214 (tree_values_to_profile): New.
215 (tree_divmod_fixed_value): New.
216 (tree_mod_pow2): New.
217 (tree_mod_subtract): New.
218 (tree_divmod_fixed_value_transform): New.
219 (tree_mod_pow2_value_transform): New.
220 (tree_mod_subtract_transform): New.
221 (tree_find_values_to_profile): Implement.
222 * profile.c (instrument_values): Free histograms.
223 (compute_value_histograms): Adjust. Implement tree version.
225 2005-03-29 Uros Bizjak <uros@kss-loka.si>
227 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
228 * config/i386/i386.c (output_fix_trunc): Add new round_mode
229 variable. Output "fldcw" depending on round_mode.
230 * config/i386/i386.md (UNSPEC_FIST): New.
231 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
232 New isns patterns to implement lrint and llrint built-ins as x87
234 (fistdi2, fist<mode>2 splitters): New splitters.
235 (lrint<mode>2): New expanders.
237 2005-03-28 Ian Lance Taylor <ian@airs.com>
239 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
240 0 when calling final_scan_insn.
242 2005-03-28 Jan Hubicka <jh@suse.cz>
245 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
248 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
249 types where possible.
251 2005-03-26 Per Bothner <per@bothner.com>
253 Make -f[no-]show-column also control non-cpp diagnostics.
254 * c.opt (fshow-column): Move option from here ...
255 * common.opt (fshow-column): ... to here.
256 * diagnostic.c (diagnostic_build_prefix): Only print column number
259 2005-03-27 Steven Bosscher <stevenb@suse.de>
261 * vax-protos.h (vax_output_int_move, vax_output_int_add,
262 vax_output_conditional_branch): New prototypes.
263 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
264 extracted from vax.md mov and add patterns.
265 (vax_output_conditional_branch): New function to output conditional
267 * vax.md: Use mode macros for arithmetic and mov patterns.
268 Use code macros for the jump patterns.
270 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
272 * Makefile.in (libbackend.o): Depend on version files;
273 add custom generation command.
275 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
278 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
279 sure that we have a REG before getting its REGNO.
281 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
283 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
284 * builtins.def (BUILT_IN_STRNDUP): New.
286 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
288 PR tree-optimization/20470
289 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
292 2005-03-25 Mike Stump <mrs@apple.com>
294 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
297 2005-03-25 Geoffrey Keating <geoffk@apple.com>
299 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
300 Use our own structure definitions.
302 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
303 (fix_truncdfsi2): Allow registers or memory as destination.
304 When TARGET_PPC_GFXOPT, generate simplified pattern.
305 (fix_truncdfsi2_internal): Use define_insn_and_split.
306 (fix_truncdfsi2_internal_gfxopt): New.
307 (fctiwz): Don't confuse register allocation by giving it no choices.
309 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
310 (EXTRA_MEMORY_CONSTRAINT): Likewise.
311 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
312 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
314 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
316 * dominance.c (free_dominance_info): Speed up by freeing et
317 data structures without maintaining other nodes.
318 * et-forest.c (et_free_tree_force): New.
319 * et-forest.h: Add a prototype for et_free_tree_force.
321 * tree.c (get_set_constructor_bits,
322 get_set_constructor_bytes): Remove.
323 * tree.h: Remove the corresponding prototypes.
325 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
328 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
329 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
330 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
331 PRE_DEC, NEG and NOT.
333 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
335 * fold-const.c: Convert uses of fold (build (...)) to
338 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
340 PR rtl-optimization/20249
341 * cse.c (insert_regs): Do not record equivalence of registers in
344 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
346 * emit-rtl.c (reverse_comparison): Remove.
347 * rtl.h: Remove the corresponding prototype.
349 2005-03-24 James E Wilson <wilson@specifixinc.com>
351 * doc/install.texi (--enable-altivec): Delete docs.
353 2005-03-24 David Edelsohn <edelsohn@gnu.org>
355 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
356 SFmode and DFmode before reload when
357 flag_unsafe_math_optimizations not enabled.
359 2005-03-24 Geoffrey Keating <geoffk@apple.com>
361 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
363 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
364 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
366 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
368 * configure.ac (enable-checking): Add 'runtime' option.
369 * doc/install.texi (enable-checking): Document 'runtime' checking.
370 * tsystem.h (gcc_assert, gcc_unreachable): Define.
371 * config.in: Regenerated.
372 * configure: Regenerated.
374 2005-03-23 Uros Bizjak <uros@kss-loka.si>
376 * optabs.h (enum optab_index): Remove OTI_llrint.
377 (llrint_optab): Remove macro.
378 * optabs.c (init_optabs): Remove llrint_optab initialization.
379 * genopinit.c (optabs): Remove llrint_optab implementation.
380 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
383 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
385 PR rtl-optimization/20532
386 * simplify-rtx.c (simplify_binary_operation_1): Protect from
387 overflow when adding coefficients for PLUS or MINUS.
388 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
391 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
393 * langhooks.h (truthvalue_conversion): Remove.
394 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
395 LANG_HOOKS_TRUTHVALUE_CONVERSION.
396 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
397 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
398 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
400 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
402 * params.def: Fix a typo.
403 * config/mips/mips.c: Follow the spelling convensions.
404 * doc/invoke.texi: Fix typos.
406 2005-03-18 Dale Johannese <dalej@apple.com>
408 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
410 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
412 Fix PR tree-optimization/20601
414 * tree-ssa-pre.c (insert_aux): Add missing condition to
417 2005-03-23 Ian Lance Taylor <ian@airs.com>
419 * final.c (final_scan_insn): Don't remove no-op instructions.
420 * reload1.c (reload): Remove simple no-op instructions even when
423 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
425 PR tree-optimization/20501
426 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
427 reporting that peeling for alignment is applied moved to...
428 * (vect_analyze_data_refs_alignment): Here.
430 2005-03-23 Ian Lance Taylor <ian@airs.com>
432 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
434 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
436 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
437 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
439 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
441 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
442 imply that this is called once, independent of asms in code.
443 Adjust to now being pased output and input lists. Mention helper
444 function decl_overlaps_hard_reg_set_p.
445 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
446 hook_tree_tree_identity and to take three trees, returning third.
447 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
449 * stmt.c: include hard-reg-set.h before tree.h.
450 (decl_overlaps_hard_reg_set_p): New function, broken out from...
451 (decl_conflicts_with_clobbers_p): Call
452 decl_overlaps_hard_reg_set_p.
453 (expand_asm_operands): Pass output and input lists in call to
454 targetm.md_asm_clobbers.
455 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
456 hook_tree_tree_tree_tree_3rd_identity.
457 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
459 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
460 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
461 parameters, first two unused.
462 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
463 parameters. Only add MOF to clobbers if there's no 'h' mentioned
464 in constraint letters and MOF is not mentioned as a asm-declared
465 register in neither of the input and output lists.
467 2005-03-23 DJ Delorie <dj@redhat.com>
469 * optabs.c (expand_binop): Make sure the first subword's result
472 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
474 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
475 Call c_common_truthvalue_conversion rather than
476 lang_hooks.truthvalue_conversion.
477 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
478 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
480 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
481 c_common_truthvalue_conversion.
482 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
483 c_parser_conditional_expression, c_parser_binary_expression): Call
484 c_objc_common_truthvalue_conversion.
485 * c-typeck.c (build_unary_op): Call
486 c_objc_common_truthvalue_conversion.
487 (build_conditional_expr): Do not call
488 lang_hooks.truthvalue_conversion.
489 (build_binary_op): Call c_common_truthvalue_conversion.
490 (c_objc_common_truthvalue_conversion): Moved from
491 c-objc-common.c. Call default_function_array_conversion instead
492 of default_conversion.
494 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
496 * c-common.h (default_conversion): Remove.
497 (perform_integral_promotions): Add.
498 * c-tree.h (default_conversion): Add.
499 * c-typeck.c (perform_integral_promotions): New, split out from
501 * c-common.c (check_case_value): Use perform_integral_promotions,
502 not default_conversion.
503 (c_add_case_label): Don't continue processing case label after
506 2005-03-23 Mark Mitchell <mark@codesourcery.com>
508 * gcc.c (do_spec_1): Do not add a -L path for a directory in
509 the prefix list if we have already added a multilib directory
511 (main): Do not add MD_EXEC_PREFIX to the list of directories to
514 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
516 * reload1.c (indirect_symref_ok, reload_obstack): Make them
518 * reload.h: Remove the prototype for indirect_symref_ok.
520 * reload1.c (indirect_symref_ok): Make it global.
521 * reload.h: Add a prototype for indirect_symref_ok.
523 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
525 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
528 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
530 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
532 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
534 * c-opts.c (c_common_parse_file): Only start/end main source file
535 if debug hooks says the writer wants it.
536 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
538 (xcoff_debug_hooks): Ditto.
539 * debug.c (do_nothing_hooks): Ditto.
540 * debug.h (gcc_debug_hooks): Ditto.
541 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
542 * sdbout.c (sdb_debug_hooks): Ditto.
543 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
545 2005-03-22 Mark Mitchell <mark@codesourcery.com>
547 * doc/extend.texi: Deprecate C++ min/max operators.
549 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
551 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
552 artificial original candidates.
554 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
555 Jan Hubicka <jh@suse.cz>
556 Steven Bosscher <stevenb@suse.de>
558 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
559 call cost based on argument sizes.
560 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
562 * params.def: (max-inline-inssn-single): Set to 450.
563 (max-inline-insns-auto): Set to 90.
564 (max-inline-insns-recursive): Set to 450
565 (max-inline-insns-recursive-auto): Set to 450.
566 (large-function-insns): Set to 2700.
567 (inline-call-cost): New parameter.
568 * tree-inline.c (estimate_move_cost): New function.
569 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
570 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
572 * tree-inline.h (estimate_move_cost): Declare.
573 * invoke.texi: (max-inline-inssn-single): Change default to 450.
574 (max-inline-insns-auto): Change default to 90.
575 (max-inline-insns-recursive): Change default to 450
576 (max-inline-insns-recursive-auto): Change default to 450.
577 (large-function-insns): Change default to 2700.
578 (inline-call-cost): Document new parameter.
580 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
582 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
583 (TARGET_DEFAULT): Delete.
584 * config/i860/i860.opt: New file.
586 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
588 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
589 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
590 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
591 (frv_sched_lookahead): Delete.
592 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
593 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
594 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
595 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
596 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
597 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
598 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
599 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
600 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
601 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
602 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
603 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
604 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
605 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
606 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
607 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
608 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
609 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
610 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
611 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
612 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
613 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
614 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
615 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
616 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
617 (frv_sched_lookahead): Delete.
618 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
619 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
620 (frv_handle_option): New function. Move -mcpu= handling from...
621 (frv_override_options): ...here. Remove handling of other
623 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
624 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
625 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
626 and TARGET_NO_MULTI_CE.
627 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
629 * config/frv/frv.opt: New file.
631 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
633 * fold-const.c (fold_ternary): Take decomposed arguments of
635 (fold): Update a call to fold_ternary.
637 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
638 * tree.h: Add corresponding prototypes.
640 2005-03-22 Jakub Jelinek <jakub@redhat.com>
643 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
644 between jump table and its label.
645 * final.c (shorten_branches): Handle notes in between ADDR_VEC
646 resp. ADDR_DIFF_VEC and the label preceeding it.
647 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
648 is emitted in the right section.
650 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
652 * fold-const.c (fold_unary, fold_binary): Update comments
655 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
657 PR rtl-optimization/20527
658 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
659 REG_INC note, test that the register also isn't mentioned in PRED
662 2005-03-22 Ben Elliston <bje@au.ibm.com>
664 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
667 2005-03-21 Mike Stump <mrs@apple.com>
669 * varasm.c (default_assemble_visibility): Remove extra ().
671 2005-03-21 Roger Sayle <roger@eyesopen.com>
674 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
675 to determine whether a block can be duplicated, rather than test
676 whether the block contains noncopyable insns ourselves.
678 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
680 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
683 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
685 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
687 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
689 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
690 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
691 * config/fr30/fr30.opt: New file.
693 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
695 Fix PR tree-optimization/20542
697 * tree-flow-inline.h (overlap_subvar): Move to here.
698 * tree-ssa-operands.c: From here.
699 * tree-flow.h (overlap_subvar): Declare.
700 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
701 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
702 for variables with subvars.
704 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
707 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
708 * modulo-sched.c (const_iteration_count): Return on NULL
710 (print_node_sched_params): Return on NULL dump_file.
711 (generate_reg_moves): Handle reg-anti dependencies and disregard
712 closing branch when generating register moves.
713 (sms_schedule): Mark the SMSed block dirty.
714 * passes.c (rest_of_handle_sms): Call update_life_info for all
716 * testsuite/gcc.dg/20050321-1.c: New test.
718 2005-03-21 Bob Wilson <bob.wilson@acm.org>
720 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
721 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
722 movqi_internal): Likewise.
724 2005-03-21 Bob Wilson <bob.wilson@acm.org>
726 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
727 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
728 xtensa_b4const): Delete prototypes.
729 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
730 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
731 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
732 xtensa_extra_constraint): New prototypes.
733 (add_operand, arith_operand, nonimmed_operand, mem_operand,
734 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
735 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
736 move_operand, const_float_1_operand, fpmem_offset_operand,
737 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
738 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
739 (xtensa_b4const_or_zero): ...this. Change return type to bool and
740 argument type to HOST_WIDE_INT.
741 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
742 xtensa_mask_immediate): Likewise.
743 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
744 Likewise. Also make these functions static.
745 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
746 (xtensa_const_ok_for_letter_p): New.
747 (add_operand, arith_operand, nonimmed_operand, mem_operand,
748 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
749 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
750 move_operand, const_float_1_operand, fpmem_offset_operand,
751 branch_operator, ubranch_operator, boolean_operator): Move to
753 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
754 (xtensa_mem_offset): Change return type to bool.
755 (xtensa_extra_constraint): New.
756 (gen_int_relational): Update type of const_range_p function pointer.
757 Use xtensa_b4const_or_zero.
758 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
759 xtensa_const_ok_for_letter_p. Update comments.
760 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
761 (PREDICATE_CODES): Delete.
762 * config/xtensa/xtensa.md: Include predicates.md.
763 * config/xtensa/predicates.md: New file.
765 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
767 * config/v850/v850-protos.h: Remove the prototypes for
768 reg_or_int9_operand, reg_or_const_operand,
769 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
770 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
771 movsi_source_operand, power_of_two_operand,
772 not_power_of_two_operand, special_symbolref_operand,
773 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
774 register_is_ok_for_epilogue.
775 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
776 reg_or_int9_operand, reg_or_const_operand,
777 call_address_operand, special_symbolref_operand,
778 movsi_source_operand, power_of_two_operand,
779 not_power_of_two_operand, register_is_ok_for_epilogue,
780 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
781 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
783 * config/v850/v850.h (PREDICATE_CODES): Remove.
784 * config/v850/v850.md: Include predicates.md.
785 * config/v850/predicates.md: New.
787 2005-03-21 Zack Weinberg <zack@codesourcery.com>
789 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
790 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
791 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
792 (itoolsdir, itoolsdatadir): Move definition above new first use.
793 (install-itoolsdirs): New rule.
794 (install-mkheaders): Depend on install-itoolsdirs, not
797 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
799 * tree-into-ssa.c: Remove obsolete comments.
801 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
803 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
804 unrolling if -fpeel-loops is specified, too.
805 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
806 Remove superfluous check for flag_unroll_loops.
808 2005-03-21 Uros Bizjak <uros@kss-loka.si>
810 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
811 (lrint_optab, llrint_optab): Define corresponding macros.
812 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
813 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
814 pattern and llrint_optab using llrintdi2 patterns.
815 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
816 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
817 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
818 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
819 flag_unsafe_math_optimizations is set.
821 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
823 * combine.c (combine_simplify_rtx, simplify_if_then_else,
824 simplify_logical, if_then_else_cond, known_cond,
825 simplify_comparison): Adjust calls to reverse_comparison.
826 Don't use combine_reversed_comparison_code).
827 (combine_reversed_comparison_code): Remove.
828 (reversed_comparison): Using reversed_comparison_code, move it...
829 * jump.c (reversed_comparison): ... here.
830 * rtl.h (reversed_comparison): Add prototype.
832 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
834 * builtins.c (fold_builtin): Take decomposed arguments of
836 * fold-const.c (fold_ternary): Update a call to fold_builtin.
837 * gimplify.c (gimplify_call_expr): Likewise.
838 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
839 * tree.h: Update the prototype of fold_builtin.
841 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
843 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
844 * rtlhooks.c (gen_lowpart_no_emit_general): New.
845 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
846 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
847 * simplify-rtx.c (simplify_binary_operation_1): Use it.
849 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
851 * builtins.c (fold_builtin_1): Take decomposed arguments of
853 (fold_builtin): Update a call to fold_builtin_1.
855 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
858 * gcov.c (output_lines): Only output function block summary when
859 outputting branch information.
860 * doc/gcov.texi: Document format of preamble and additional block
863 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
865 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
866 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
867 the defaults false if BITS_PER_UNIT != 8.
868 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
869 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
870 than BITS_PER_UNIT != 8.
871 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
872 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
873 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
875 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
876 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
878 2005-03-20 Roger Sayle <roger@eyesopen.com>
881 * fold-const.c (fold_binary): Fix type mismatch between
882 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
883 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
884 for non-truth-valued expressions.
886 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
887 and FUNCTION_DECL in the main switch.
888 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
889 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
890 we also need to convert their operands to match.
891 <TRUTH_NOT_EXPR>: Likewise.
893 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
895 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
896 diagnostic without checking whether an lvalue.
897 * c-common.h (lvalue_p): Remove.
898 (enum lvalue_use): Update comment.
899 (lvalue_or_else): Replace by lvalue_error.
900 * c-typeck.c (lvalue_p): Make static.
901 (lvalue_or_else): New. Call lvalue_error.
903 2005-03-21 Alan Modra <amodra@bigpond.net.au>
905 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
906 (function_arg_advance): Use rs6000_parm_start.
907 (function_arg, rs6000_arg_partial_bytes): Likewise.
909 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
911 * c-common.c (check_case_value): Adjust comment about stripping
913 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
914 * c-typeck.c (default_conversion, convert_arguments,
915 build_modify_expr, convert_for_assignment, store_init_value,
916 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
917 manually. Remove inaccurate comments.
919 2005-03-20 Roger Sayle <roger@eyesopen.com>
920 Joseph S. Myers <joseph@codesourcery.com>
922 * varasm.c (do_assemble_alias): Restore comment describing function.
923 Annotate the target parameter as potentially unused.
925 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
928 * config/avr/avr.c (avr_output_function_prologue): Do not use
929 current_function_name() in a label, use a local label instead.
931 2005-03-20 David Edelsohn <edelsohn@gnu.org>
933 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
934 flag_finite_math_only, not flag_unsafe_math_optimizations.
936 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
938 * builtins.c (fold_builtin_1): Update a call to
939 targetm.fold_builtin.
940 * hooks.c (hook_tree_tree_bool_null): Rename to
941 hook_tree_tree_tree_bool_null. Take one more argument of type
943 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
944 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
945 hook_tree_tree_tree_bool_null.
946 * target.h (gcc_target): Update the prototype of fold_builtin.
947 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
948 arguments of CALL_EXPR.
949 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
952 2005-03-20 Jan Hubicka <jh@suse.cz>
954 * cgraph.h (cgraph_node): Add prev_clone pointer.
955 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
956 (cgraph_clone_node): Produce doubly linked chain.
958 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
960 * c-common.c (handle_aligned_attribute, check_function_sentinel,
961 get_nonnull_operand, handle_sentinel_attribute,
962 check_function_arguments_recurse): Do not strip NOPS from
964 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
966 * c-format.c (get_constant): Likewise.
967 * c-parser.c (c_parser_postfix_expression): Likewise.
968 * c-typeck.c (set_init_index): Likewise.
969 (convert_arguments): Don't check for NOP_EXPR containing integer
972 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
974 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
975 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
976 Take decomposed arguments of CALL_EXPR.
977 (fold_builtin_1): Update calls to the functions mentioned
980 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
982 * c-decl.c (check_bitfield_type_and_width): Require bit-field
983 width to have integer type.
984 (build_enumerator): Require enumerator value to have integer type.
986 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
988 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
991 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
993 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
994 std=iso9899:199x): Correct descriptions.
996 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
998 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1001 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1003 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1005 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1006 fold_builtin_memcpy.
1008 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1009 arguments of CALL_EXPR.
1010 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1011 fold_builtin_found, fold_builtin_1): Update calls to
1012 fold_trunc_transparent_mathfn.
1014 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1017 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1018 function pointers on targets that require function pointer
1020 (fold_sign_changed_comparison): Likewise.
1022 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1024 * combine.c (try_combine): When changing the mode of a hard reg, make
1025 sure that doing so is valid.
1027 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1029 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1030 (TARGET_HANDLE_OPTION): Override default.
1031 (avr_handle_option): New function.
1032 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1033 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1034 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1035 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1036 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1037 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1038 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1039 (TARGET_OPTIONS): Delete.
1040 * config/avr/avr.opt: New file.
1042 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1044 * config/m32r/m32r-protos.h: Remove the prototypes for
1045 call_address_operand, symbolic_operand, seth_add3_operand,
1046 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1047 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1048 two_insn_const_operand, move_src_operand,
1049 move_double_src_operand, move_dest_operand,
1050 eqne_comparison_operator, signed_comparison_operator,
1051 large_insn_p, conditional_move_operand, carry_compare_operand,
1052 m32r_block_immediate_operand, extend_operand,
1053 reg_or_eq_int16_operand, int8_operand, and
1054 reg_or_zero_operand.
1055 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1056 seth_add3_operand, int8_operand, cmp_int16_operand,
1057 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1058 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1059 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1060 move_double_src_operand, move_dest_operand,
1061 eqne_comparison_operator, signed_comparison_operator,
1062 extend_operand, small_insn_p, large_insn_p,
1063 conditional_move_operand, carry_compare_operand,
1064 m32r_block_immediate_operand): Move to predicates.md.
1065 (MAX_MOVE_BYTES): Move to m32r.h.
1066 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1067 * config/m32r/m32r.md: Include predicates.md.
1068 * config/m32r/predicates.md: New.
1070 2005-03-18 James E Wilson <wilson@specifixinc.com>
1073 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
1076 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1078 * config/mn10300/mn10300-protos.h: Remove the prototypes for
1079 call_address_operand, const_8bit_operand.
1080 * config/mn10300/mn10300.c (call_address_operand,
1081 const_8bit_operand, const_1f_operand): Move to predicates.md.
1082 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
1083 * config/mn10300/mn10300.md: Include predicates.md.
1084 * config/mn10300/predicates.md: New.
1086 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
1088 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
1089 declarations in diagnostics and %E for identifiers, not %s.
1091 2005-03-18 Jan Hubicka <jh@suse.cz>
1092 Dale Johannesen <dalej@apple.com>
1094 * basic-block.h (scale_bbs_frequencies_int,
1095 scale_bbs_frequencies_gcov_type): Declare.
1096 * cfg.c (RDIV): New macro.
1097 (update_bb_frequency_for_threading): Fix.
1098 * basic-block.h (scale_bbs_frequencies_int,
1099 scale_bbs_frequencies_gcov_type): New.
1100 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
1101 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
1102 scale_bbs_frequencies_int.
1103 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
1105 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1107 * config/m32r/m32r-protos.h: Remove the prototypes for
1108 call_address_operand, symbolic_operand, seth_add3_operand,
1109 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1110 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1111 two_insn_const_operand, move_src_operand,
1112 move_double_src_operand, move_dest_operand,
1113 eqne_comparison_operator, signed_comparison_operator,
1114 large_insn_p, conditional_move_operand, carry_compare_operand,
1115 m32r_block_immediate_operand, extend_operand,
1116 reg_or_eq_int16_operand, int8_operand, and
1117 reg_or_zero_operand.
1118 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1119 seth_add3_operand, int8_operand, cmp_int16_operand,
1120 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1121 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1122 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1123 move_double_src_operand, move_dest_operand,
1124 eqne_comparison_operator, signed_comparison_operator,
1125 extend_operand, small_insn_p, large_insn_p,
1126 conditional_move_operand, carry_compare_operand,
1127 m32r_block_immediate_operand): Move to predicates.md.
1128 (MAX_MOVE_BYTES): Move to m32r.h.
1129 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1130 * config/m32r/m32r.md: Include predicates.md.
1131 * config/m32r/predicates.md: New.
1133 * config/pa/pa-protos.h: Add prototypes for magic_milli and
1135 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
1136 symbolic_operand, symbolic_memory_operand,
1137 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
1138 indexed_memory_operand, move_dest_operand, move_src_operand,
1139 prefetch_cc_operand, prefetch_nocc_operand,
1140 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
1141 arith_operand, arith11_operand, pre_cint_operand,
1142 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
1143 ireg_operand, int5_operand, uint5_operand, int11_operand,
1144 uint32_operand, arith5_operand, and_operand, ior_operand,
1145 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
1146 pc_or_label_operand, div_operand, plus_xor_ior_operator,
1147 shadd_operand, movb_comparison_operator,
1148 cmpib_comparison_operator): Move to predicates.md.
1149 (magic_milli, shadd_constant_p): Make it extern.
1150 * config/pa/pa.h (PREDICATE_CODES): Remove.
1151 * config/pa/pa.md: Include predicates.md.
1152 * config/pa/predicates.md: New.
1154 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
1157 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1159 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
1160 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
1161 config/alpha/freebsd.h, config/alpha/linux.h,
1162 config/alpha/netbsd.h, config/alpha/osf5.h,
1163 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
1164 config/h8300/h8300-protos.h, config/h8300/h8300.c,
1165 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
1166 doc/cppopts.texi: Update copyright.
1168 2005-03-18 Jan Hubicka <jh@suse.cz>
1171 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
1173 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
1176 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1178 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
1181 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
1183 * combine.c (gen_binary): Remove.
1184 (known_cond, simplify_shift_const, find_split_point,
1185 combine_simplify_rtx, simplify_if_then_else, simplify_set,
1186 simplify_logical, expand_field_assignment, extract_left_shift,
1187 force_to_mode, if_then_else_cond, apply_distributive_law,
1188 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
1189 simplify_comparison, reversed_comparison): Replace with
1190 simplify_gen_binary, simplify_gen_relational or
1191 distribute_and_simplify_rtx.
1192 (distribute_and_simplify_rtx): New function.
1194 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
1195 Paolo Bonzini <gcc.gnu.org>
1197 * calls.c (setjmp_call_p, special_function_p): Update comments
1198 at the head of the functions.
1200 2005-03-18 Jan Hubicka <jh@suse.cz>
1202 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
1204 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
1205 function body should be released; do not proactively release function
1206 bodies in non-unit-at-a-time mode.
1208 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
1210 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
1211 mno-fp-ret-in-387 multilib variants.
1213 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
1215 * common.opt (m): Remove.
1216 * opts.c (handle_option): Pass 'm' options to set_target_switch if
1218 (common_handle_option): Remove OPT_m case.
1220 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1222 * builtins.c (fold_builtin_bitop): Take decomposed arguments
1224 (fold_builtin_1): Update a call to fold_builtin_bitop.
1226 * builtins.c (fold_builtin_signbit): Take decomposed arguments
1228 (fold_builtin_1): Update a call to fold_builtin_signbit.
1230 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
1232 PR tree-optimization/20474
1233 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
1234 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
1236 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1238 * config/h8300/h8300-protos.h: Remove prototypes for
1239 general_operand_src, general_operand_dst, single_one_operand,
1240 single_zero_operand, call_insn_operand,
1241 two_insn_adds_subs_operand, small_call_insn_operand,
1242 jump_address_operand, bit_operand, bit_memory_operand,
1243 stack_pointer_operand, const_int_gt_2_operand,
1244 const_int_ge_8_operand, const_int_qi_operand,
1245 const_int_hi_operand, incdec_operand, bit_operator,
1246 nshift_operator, eqne_operator, gtle_operator,
1247 gtuleu_operator, iorxor_operator.
1248 Add prototypes for h8sx_shift_type h8sx_classify_shift and
1249 h8300_ldm_stm_parallel.
1250 * config/h8300/h8300.c (h8sx_shift_type,): Move to
1252 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
1253 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
1254 (h8300_ldm_stm_parallel): Make it extern.
1255 (h8300_ldm_parallel, h8300_stm_parallel,
1256 h8300_return_parallel, general_operand_src,
1257 general_operand_dst, h8300_dst_operand, h8300_src_operand,
1258 nibble_operand, reg_or_nibble_operand, single_one_operand,
1259 single_zero_operand, call_insn_operand,
1260 two_insn_adds_subs_operand, small_call_insn_operand,
1261 jump_address_operand, bit_operand, bit_memory_operand,
1262 stack_pointer_operand, const_int_gt_2_operand,
1263 const_int_ge_8_operand, const_int_qi_operand,
1264 const_int_hi_operand, incdec_operand, eqne_operator,
1265 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
1266 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
1267 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
1268 nshift_operator): Move to predicates.md.
1269 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
1270 * config/h8300/h8300.md: Include predicates.md.
1271 * config/h8300/predicates.md: New.
1273 2005-03-17 Richard Henderson <rth@redhat.com>
1275 * config.gcc (ia64*-*-hpux*): Add extra_options.
1276 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
1277 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1278 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
1279 (ia64_tls_size_string, ia64_tune_string): Remove.
1280 (ia64_tune): Init to PROCESSOR_ITANIUM2.
1281 (TARGET_DEFAULT_TARGET_FLAGS): New.
1282 (TARGET_HANDLE_OPTION): New.
1283 (ia64_override_options): Move options parsing ...
1284 (ia64_handle_option): ... here. New.
1285 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
1286 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
1287 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
1288 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
1289 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
1290 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
1291 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
1292 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
1293 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
1294 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
1295 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
1296 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
1297 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
1298 TARGET_EARLY_STOP_BITS): Remove.
1299 (TARGET_ILP32): Default false.
1300 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
1301 (enum ia64_inline_type): New.
1302 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1303 * config/ia64/ia64.md: Update for new definitions of
1304 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
1305 * config/ia64/ia64.opt: New file.
1306 * config/ia64/ilp32.opt: New file.
1308 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
1311 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
1313 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1315 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
1316 instead of MASK_H8300S.
1317 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
1318 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
1319 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
1320 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
1321 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
1322 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
1323 TARGET_SWITCHES): Remove.
1324 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
1326 * config/h8300/h8300.opt: New.
1328 * config/alpha/alpha.opt, config/arc/arc.opt,
1329 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
1332 2005-03-17 Ian Lance Taylor <ian@airs.com>
1336 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
1338 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
1339 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
1340 (TARGET_HANDLE_OPTION): Override default.
1341 (arc_handle_option): New function.
1342 (arc_init): Remove code to set arch_cpu_string.
1343 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
1344 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
1345 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
1346 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
1347 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
1348 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
1349 (arc_rodata_string, TARGET_OPTIONS): Delete.
1350 * config/arc/arc.opt: New file.
1352 2005-03-17 Richard Henderson <rth@redhat.com>
1354 * doc/extend.texi (Weak Pragmas): New section.
1355 (attribute alias): Clarify that target must be in the same
1358 2005-03-17 Richard Henderson <rth@redhat.com>
1360 * config/alpha/alpha.opt: New file.
1361 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
1363 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
1364 alpha_fprm_string, alpha_fptm_string): Make static.
1365 (alpha_tls_size_string): Remove.
1366 (alpha_handle_option): New.
1367 (override_options): Update for alpha_cpu/alpha_tune split.
1368 (alpha_file_start): Likewise.
1369 (TARGET_DEFAULT_TARGET_FLAGS): New.
1370 (TARGET_HANDLE_OPTION): New.
1371 * config/alpha/alpha.h (alpha_tune): Declare.
1372 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
1373 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
1374 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
1375 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
1376 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
1377 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
1378 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
1379 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
1380 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
1381 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
1382 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
1383 (TARGET_DEFAULT): Remove MASK_FP.
1384 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
1385 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
1386 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
1387 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
1388 alpha_tls_size_string): Remove.
1389 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
1390 (attribute tune): Rename from attribute cpu.
1391 * config/alpha/ev4.md: Update to match.
1392 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
1393 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
1394 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
1395 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
1396 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
1397 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
1399 2005-03-16 James E. Wilson <wilson@specifixinc.com>
1401 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
1402 and return without creating new state if before_nops_num is nonzero.
1403 * config/ia64/ia64.md (first_insn): New attribute.
1404 (alloc): Set it to yes.
1406 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1408 * tree-vectorizer.c (new_vec_stmt_info): Initialize
1409 STMT_VINFO_SUBVARS to NULL.
1410 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
1412 2005-03-16 Dale Johannesen <dalej@apple.com>
1414 * rtlanal.c (find_first_parameter_load): Rewrite to
1415 return actual first param load or the call if none,
1416 instead of first in block, when not all loads exist.
1418 2005-03-16 Roger Sayle <roger@eyesopen.com>
1420 * optabs.c (expand_copysign_absneg): Make static.
1421 * optabs.h (expand_copysign_absneg): Delete prototype.
1422 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
1424 2005-03-16 Richard Henderson <rth@redhat.com>
1427 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
1428 (alias_pairs): Rename from output_defs.
1429 (find_decl_and_mark_needed): Split out from assemble_alias.
1430 (do_assemble_alias): New.
1431 (assemble_output_def): Remove.
1432 (finish_aliases_1, finish_aliases_2): New.
1433 (process_pending_assemble_output_defs): Remove.
1434 (assemble_alias): Defer aliases for which we don't yet have a
1435 non-external decl for the target symbol.
1436 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
1437 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
1438 * toplev.c (compile_file): Use finish_aliases_2 instead of
1439 process_pending_assemble_output_defs.
1440 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
1441 (process_pending_assemble_output_defs): Remove.
1443 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1445 Fix PR tree-optimization/20489
1447 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
1448 for empty structures.
1450 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1452 Fix PR tree-optimization/20490
1454 * tree-ssa-pre.c (create_expression_by_pieces): Use
1455 force_gimple_operand on result of fold.
1457 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
1459 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
1460 of closing parenthesis.
1462 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
1464 * builtins.c (expand_movstr): Update a call to
1465 fold_builtin_strcpy.
1466 (expand_builtin_strncpy): Update a call to
1467 fold_builtin_strncpy.
1468 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
1469 arguments of CALL_EXPR.
1470 (fold_builtin_1): Update calls to fold_builtin_strcpy and
1471 fold_builtin_strncpy.
1472 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1473 * tree.h: Update the prototypes of fold_builtin_strcpy and
1474 fold_builtin_strncpy.
1476 2005-03-16 Steven Bosscher <stevenb@suse.de>
1477 Dorit Naishlos <dorit@il.ibm.com>
1479 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
1480 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
1483 2005-03-16 Steven Bosscher <stevenb@suse.de>
1485 * tree-inline.c (walk_type_fields, walk_tree,
1486 walk_tree_without_duplicates): Move from here...
1487 * tree.c: ...to here.
1489 2005-03-15 Zack Weinberg <zack@codesourcery.com>
1491 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
1492 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
1493 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1494 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
1495 (version): Define using $(BASEVER_c).
1496 (Makefile, config.status, build/gcov-iov.o): No longer depends on
1498 (version.o): Depend on version files; add custom generation command.
1499 (prefix.o): Define BASEVER on command line.
1500 (s-iov): Depend on version files; adjust command.
1501 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
1503 (gcc-vers.texi): New rule.
1504 (doc/%.info, doc/%.dvi): Add -I . to command line.
1505 (doc/gccinstall.dvi): Likewise.
1506 (PACKAGE): Delete. All uses replaced with "gcc".
1507 * aclocal.m4: Do not include gcc-version.m4.
1508 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
1509 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
1510 Set is_release based on contents of DEV-PHASE.
1511 Set gcc_version based on contents of BASE-VER.
1512 Define WIN32_REGISTRY_KEY only if the user overrode the default.
1513 * config.in, configure: Regenerate.
1514 * gccbug.in: Determine version of GCC in use at runtime.
1515 * gcov-iov.c: Get version number and development phase from
1516 command line, not by including version.c.
1517 * intl.c: Replace all uses of PACKAGE with "gcc".
1518 * libada-mk.in: Delete unused "gcc_version" variable.
1519 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
1520 * version.c: (VERSUFFIX): New hook for redistributors; adjust
1521 commentary to match.
1522 (version_string): Put together from pieces.
1523 * config/alpha/x-vms: Do not use $(gcc_version).
1524 * config/i386/t-nwld: Likewise.
1525 * doc/include/gcc-common.texi: Include gcc-vers.texi for
1526 version-GCC and DEVELOPMENT.
1528 2005-03-15 Roger Sayle <roger@eyesopen.com>
1530 PR tree-optimization/17454
1531 * tree.c (tree_size): Add case for TREE_BINFO.
1532 * fold-const.c (fold_checksum_tree): Only clear the overloaded
1533 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
1535 2005-03-15 Roger Sayle <roger@eyesopen.com>
1537 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
1538 op1 whilst expanding the signed widenening multiply variant.
1540 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
1542 * toplev.c (display_target_options): Avoid unused variable warning if
1543 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
1544 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
1545 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
1546 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
1547 (mips_isa_info): New variable.
1548 (mips_parse_cpu): Remove the first argument and leave the caller
1550 (TARGET_HANDLE_OPTION): Override default.
1551 (mips_handle_option): New function. Move option validation code from...
1552 (override_options): ...here. Update calls to mips_parse_cpu.
1553 * config/mips/mips.h (mips_arch_string, mips_tune_string)
1554 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
1555 (SUBTARGET_TARGET_OPTIONS): Delete.
1556 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
1557 (mno-flush-func, mtune=): New options.
1559 2005-03-15 Roger Sayle <roger@eyesopen.com>
1560 Richard Henderson <rth@redhat.com>
1562 * real.c (c4x_single_format, c4x_extended_format): Provide values
1563 for signbit_ro for c4x's single and extended floating point formats.
1564 * optabs.c (expand_copysign): Use the floating point format's
1565 signbit_ro for expanding via expand_copysign_absneg, and it's
1566 signbit_rw field for expanding via expand_copysign_bit.
1568 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
1570 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
1571 known_alignment_for_access_p.
1572 (known_alignment_for_access_p): New.
1573 (do_peeling_for_alignment): Field made int instead of bool and renamed
1574 to peeling_for_alignment.
1575 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
1576 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
1577 functionality used to be in vect_analyze_operations.
1578 (vect_analyze_operations): Code to determine vectorization factor was
1579 moved to vect_determine_vectorization_factor.
1580 (vect_enhance_data_refs_alignment): Update to correct alignment when it
1581 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
1583 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
1584 be part of vect_analyze_operations).
1585 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
1586 creating the guard condition, as the number of iterations may be
1588 (slpeel_tree_peel_loop_to_edge): Use new name of
1589 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
1590 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
1591 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
1592 (vect_do_peeling_for_alignment): Use fold.
1593 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
1595 (vect_update_inits_of_dr): Renamed to
1596 vect_update_init_of_dr.
1597 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
1598 (vectorizable_store): Fix assertion to use == instead of =.
1600 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
1602 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
1603 call_used_regs for wCG registers.
1605 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
1607 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1608 for non-offsettable memory references to cope with outstanding reload
1609 replacements, take 2.
1611 2005-03-15 Uros Bizjak <uros@kss-loka.si>
1614 * config/i386/i386.h (x86_fisttp): New.
1615 (TARGET_FISTTP): New macro.
1616 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
1617 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
1618 instruction when fisttp flag is set.
1619 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
1621 * config/i386/i386.md (type attribute): Add fisttp.
1622 (unit attribute): Set to i387 for fisttp type.
1623 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
1624 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
1626 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
1627 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
1629 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
1630 patterns for TARGET_FISTTP. Enable patterns for
1631 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
1632 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
1633 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
1634 implement fisttp x87 insn.
1635 (fix_trunc*_i387_fisttp splitters): New patterns.
1636 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
1637 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
1638 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
1640 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
1641 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
1642 Implement using mode macros. Disable patterns for TARGET_FISTTP.
1643 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
1644 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
1645 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
1646 Disable patterns for TARGET_FISTTP.
1647 (fix_trunc*_i387 splitters): Implement usign mode macros.
1648 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
1649 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
1650 (fix_trunx*_sse peephole2s): Implement using mode macros.
1652 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
1654 PR rtl-optimization/20291
1655 * combine.c (try_combine): If splitting fails, re-try with
1656 original combined pattern, i.e. before clobber stripping.
1658 2005-03-14 Eric Christopher <echristo@redhat.com>
1660 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
1661 STACK_GROWS_DOWNWARD.
1663 2005-03-14 Roger Sayle <roger@eyesopen.com>
1665 * real.h (struct real_format): Split the signbit field into two
1666 two fields, signbit_ro and signbit_rw.
1667 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
1668 mips_double_format, ieee_extended_motorola_format,
1669 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
1670 ieee_extended_intel_128_format, ibm_extended_format,
1671 mips_extended_format, ieee_quad_format, mips_quad_format,
1672 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
1673 i370_double_format, c4x_single_format, c4x_extended_format,
1674 real_internal_format): Update initializers for new field.
1675 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
1676 real_format structure.
1677 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
1678 field of the real_format structure.
1680 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
1682 Fix PR tree-optimization/20458
1684 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
1685 DECL_EXTERNAL on STRUCT_FIELD tags.
1686 (clear_call_clobbered): Ditto.
1687 * tree-ssa-operands.c (note_addressable): Make sure the original
1688 variable doesn't slip into the addressable list if we have
1690 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
1693 2005-03-14 Geoffrey Keating <geoffk@apple.com>
1695 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
1696 (-fwide-exec-charset): Likewise.
1697 (-finput-charset): Likewise.
1698 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
1699 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
1700 * c.opt (Wnormalized): New.
1702 2005-03-14 Devang Patel <dpatel@apple.com>
1704 * doc/invoke.texi: Add reference to Visibility document.
1706 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1708 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
1709 MASK_SPLIT_ADDRESSES.
1710 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
1711 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
1712 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
1713 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
1714 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
1715 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
1716 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
1717 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
1718 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
1719 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
1720 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
1721 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
1722 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
1723 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
1724 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
1725 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
1726 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
1727 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
1728 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
1729 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
1730 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
1731 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
1732 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
1733 (TARGET_EXPLICIT_RELOCS): Delete.
1734 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
1735 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
1736 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1737 (override_options): Set MASK_LONG64 if -mint64 is given and no
1738 -mlongXX option is. Complain about -mint64 -mlong32.
1739 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
1740 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
1741 * config/mips/mips.opt: New file.
1743 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1745 * config.gcc (extra_options): New variable for listing option files.
1746 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
1747 * configure.ac (extra_opt_files): New AC_SUBST variable.
1748 (tm_file_list, tm_include_list): Include options.h first.
1749 * configure: Regenerate.
1750 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
1751 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
1752 (s-options-h): New rule.
1753 (options.h): Depend on it.
1754 (TEXI_GCCINT_FILES): Add options.texi.
1755 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
1756 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
1757 * target.h (gcc_target): Add default_target_flags and handle_option.
1758 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
1759 (TARGET_HANDLE_OPTION): New macros.
1760 (TARGET_INITIALIZER): Include them.
1761 * opt-functions.awk (opt_args, nth_arg): New functions.
1762 (switch_flags): Handle the "Target" flag.
1764 (var_name): Use opt_args and nth_arg.
1765 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
1766 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
1767 macros for the "Mask" and "InverseMask" options.
1768 * opts.h (cl_var_cond): New enum.
1769 (cl_option): Replace the "has_set_value" and "set_value" fields with
1770 "var_cond" and "var_value".
1771 (CL_TARGET): New macro.
1772 (option_enabled, print_filtered_help): Declare.
1773 (decode_options): Move definition.
1774 * opts.c (handle_option): Search for the original option before
1775 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
1776 var_cond and var_value fields. Use targetm.handle_option to handle
1778 (decode_options): Set target_flags to targetm.default_target_flags.
1779 (print_filtered_help): Make global. Handle CL_TARGET.
1780 (option_enabled): New function.
1781 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
1782 (display_target_options, set_target_switch, print_switch_values)
1783 (default_pch_valid_p): Guard uses of target_switches with
1784 #ifdef TARGET_SWITCHES. Also...
1785 (display_target_options): Display the CL_TARGET entries in cl_options.
1786 (set_target_option): Don't complain about the "" option when
1787 TARGET_SWITCHES is undefined.
1788 (print_switch_values): Use option_enabled.
1789 (default_pch_valid_p): Check cl_options[] when looking for something
1790 that has changed the value of target_flags.
1791 * c.opt: Remove documentation from top of file.
1792 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
1793 * doc/sourecebuild.texi: Refer to the new options documentation
1794 instead of c.opt. Document machine-specific .opt files.
1795 * doc/tm.texi (target_flags): Say that this variable is declared
1797 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
1798 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
1800 * doc/options.texi: New file.
1802 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1805 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
1808 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1811 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
1812 temporary variable of pointer type if an lvalues is required.
1813 (gimplify_modify_expr_rhs): Request an rvalue from it.
1814 (gimplify_expr): Pass fallback on.
1816 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1818 * cfgbuild.c: Update comments.
1820 2005-03-14 Roger Sayle <roger@eyesopen.com>
1822 PR rtl-optimization/17236
1823 * optabs.c (expand_doubleword_mult): New helper function split out
1824 from expand_binop. Permute the order in which instructions are
1825 emitted to minimize the number of simultaneously live registers.
1826 (expand_binop): Call expand_doubleword_mult to synthesize a double
1827 word multiplication.
1829 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1831 * basic-block.h: Update the prototypes of cached_make_edge and
1833 * cfg.c (cached_make_edge): Take edge_cache representing one
1834 row of the adjacency matrix of edges.
1835 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
1836 (make_edges): Initialize edge_cache to represent one row of
1837 the adjacency matrix of edges.
1839 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1841 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
1843 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
1844 Remove unused removed_phis variable.
1845 (conditional_replacement): Use build1/build2.
1846 (abs_replacement): Use last_and_only_stmt and build1/build2.
1848 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1850 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
1851 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
1852 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
1853 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
1854 * c-common.c (handle_novops_attribute): New function.
1855 (c_common_attribute_table): Add "no vops" entry.
1856 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
1857 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
1858 * tree-ssa-operands.c (get_call_expr_operands): Do not
1859 create virtual operands for calls with ECF_NOVOPS flag.
1860 * tree.h (DECL_IS_NOVOPS): New macro.
1861 (struct tree_decl): Add novops_flag.
1862 (ECF_NOVOPS): New constant.
1864 2005-03-14 Uros Bizjak <uros@kss-loka.si>
1867 * config/i386/i386.c (x86_use_himode_fiop): New.
1868 (x86_use_simode_fiop): Rename from x86_use_fiop.
1869 * config/i386/i386.h (x86_use_himode_fiop): Declare.
1870 (TARGET_USE_HIMODE_FIOP): New.
1871 (x86_use_simode_fiop): Rename from x86_use_fiop.
1872 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
1874 * config/i386/i386.md (X87MODEI12): New mode macro define.
1875 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
1876 to implement x87 FP compare with HImode input operands.
1877 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
1878 Use X87MODEI12 mode macro to handle HImode input operands.
1879 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
1880 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
1881 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
1882 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
1883 macro to implement x87 operators with HImode input operands.
1884 (fop splitters): Use X87MODEI12 mode macro to handle HImode
1887 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1889 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
1891 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
1892 constants invariant.
1894 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1896 * basic-block.h (BB_VISITED): Removed.
1897 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
1899 2005-03-14 Falk Hueffner <falk@debian.org>
1902 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
1904 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1906 * ggc-zone.c: Fix comment typos.
1908 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
1909 stringpool.c, config/mips/mips-protos.h: Update copyright.
1911 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1913 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
1914 throughout with its typedef, "rtx".
1915 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
1916 (rs6000_tls_symbol_ref_1): Remove inline keyword.
1917 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
1918 regs in comment to match code.
1920 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1922 * except.c (check_handled): Make it static.
1923 * except.h: Remove the corresponding prototype.
1925 * function.c (get_func_frame_size): Make it static.
1926 * function.h: Remove the corresponding type.
1928 * regclass.c (reg_class_superclasses, reg_class_subclasses):
1930 * hard-reg-set.h: Remove the corresponding declarations.
1932 * tree-cfg.c (verify_stmts): Check that
1933 bb_for_stmt (stmt) == bb for every PHI node and statement.
1935 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1937 * config.gcc: Remove excess indentation.
1938 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
1940 2005-03-13 Roger Sayle <roger@eyesopen.com>
1943 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
1944 * fold-const.c (fold_sign_changed_comparison): Likewise.
1945 (fold_binary): Optimize comparisons against widened operands if
1946 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
1948 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1950 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
1951 (sparc_override_options): Initialize it.
1952 (sparc_struct_value_rtx): Set it on the MEM to be returned.
1954 2005-03-13 David Edelsohn <edelsohn@gnu.org>
1956 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
1957 (reg_or_none500mem_operand): New predicate.
1958 (zero_reg_mem_operand): New predicate.
1959 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
1960 to reg_or_none500mem_operand.
1961 (extendsfdf2_fpr): Add MEM alternative.
1962 (extenddftf2_internal): Change operand2 predicate to
1963 zero_reg_mem_operand.
1965 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1967 * ggc-zone.c: Rewritten.
1969 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
1971 * configure.ac: Define GGC_ZONE for --with-gc=zone.
1972 * config.in: Regenerated.
1973 * configure: Regenerated.
1974 * gengtype.c (write_types_process_field, write_func_for_structure):
1975 Pass new argument to gt_pch_note_object.
1976 * ggc-common.c (struct ptr_data): Add TYPE.
1977 (gt_pch_note_object): Take TYPE argument and save it.
1978 (call_count): Update call to ggc_pch_count_object.
1979 (call_alloc): Update call to ggc_pch_alloc_object.
1980 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
1982 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
1983 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
1984 (ggc_alloc_zone_stat): Delete.
1985 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
1986 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
1987 (ggc_pch_alloc_object): Update prototypes.
1988 (garbage_zone): Delete.
1989 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
1990 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
1992 (tree_id_zone): New variable.
1993 (ggc_alloc_cleared_zone): Remove unused.
1994 (ggc_alloc_zone): Define.
1995 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
1996 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
1997 ggc_alloc_zone_stat.
1998 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
1999 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2000 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2001 (make_node_stat): Likewise. Use tree_id_zone.
2003 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2004 Joseph S. Myers <joseph@codesourcery.com>
2006 * configure.ac: Check for MIPS TLS.
2007 * configure: Regenerated.
2008 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2009 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2010 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2011 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2012 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2013 (mips_classify_symbol, mips_symbolic_constant_p)
2014 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2015 (mips_tls_operand_p, mips_call_tls_get_addr)
2016 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2017 (mips_tls_symbol_ref_1): New functions.
2018 (mips_legitimize_address, mips_legitimize_const_move): Call
2019 mips_legitimize_tls_address.
2020 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2022 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2023 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2024 (mips_char_to_class): Document V1_REG.
2025 (HAVE_AS_TLS): Provide default.
2026 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2028 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2030 (tls_get_tp_<mode>): New instruction.
2032 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2034 * configure.ac: Update checks for target tools.
2035 * configure: Regenerated.
2037 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2039 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2041 2005-03-13 Roger Sayle <roger@eyesopen.com>
2043 * expmed.c (expand_mult): Use synthetic multiplication sequences for
2044 more classes of DImode multiplication by constant. Allow both
2045 multiplication by small negative constants (by performing a
2046 multiplication by a positive constant and negating the result) and
2047 multiplications by large powers of two, by using a left shift.
2049 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2051 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
2052 of basic blocks into work_stack.
2054 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
2055 config/mips/vr.h: Update copyright.
2057 * c-decl.c (c_init_decl_processing): Remove useless calls to
2058 build_function_type.
2060 * builtins.c (fold_trunc_transparent_mathfn,
2061 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
2062 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2063 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
2064 fold_builtin_strcpy, fold_builtin_strncpy,
2065 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
2068 * builtins.c (expand_builtin_mathfn_3): Remove local variable
2071 * lambda-code.c (lambda_compute_auxillary_space): Remove local
2072 variable determinant.
2074 * tree-cfg.c (group_case_labels): Remove local variable type.
2076 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
2079 * tree-ssa-phiopt.c (value_replacement): Remove local variable
2082 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
2085 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
2086 (*movmemqi_insn): Delete.
2087 (*movmemhi): Delete.
2089 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2091 * builtins.c (fold_builtin_classify): Take decomposed
2092 arguments of CALL_EXPR.
2093 (fold_builtin_1): Update a call to fold_builtin_classify.
2095 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
2098 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
2099 through into call to parser_xref_tag after parse error.
2100 (c_parser_struct_declaration): Consistently return NULL_TREE on
2103 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
2105 * tree-flow-inline.h (ref_contains_array_ref): New function.
2106 (lookup_subvars_for_var): Ditto.
2107 (get_subvars_for_var): Ditto.
2108 (var_can_have_subvars): Ditto.
2110 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
2111 (struct subvar): New type.
2113 * tree-dfa.c (okay_component_ref_for_subvars): New function.
2115 * tree-optimize.c (init_tree_optimization_passes): Call
2116 pass_create_structure_vars.
2118 * tree-ssa-alias.c: Include vec.h.
2119 (init_alias_info): Don't auto-clear call clobbered on struct-field
2121 (compute_flow_insensitive_aliasing): Handle subvars.
2122 (group_aliases): Handle STRUCT_FIELD aliases.
2123 (setup_pointers_and_addressables): Ditto.
2124 Don't mark variables non-addressable if they still have
2125 addressable subvars.
2126 Also mark subvars addressable when the real variable is marked
2128 (add_pointed_to_var): Try to prune the pointed-to set by only
2129 pointing to subvars when possible.
2130 Otherwise, make sure we set addresses_needed and pt_vars to
2131 properly include subvars.
2132 (bitpos_of_field): New function.
2133 (push_fields_onto_fieldstack): Ditto.
2134 (get_or_create_used_part_for): Ditto.
2135 (create_overlap_variables_for): Ditto.
2136 (find_used_portions): Ditto.
2137 (create_structure_vars): Ditto.
2138 (pass_create_structure_vars): New structure.
2140 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
2141 (get_expr_operands): Handle subvars. Also try to turn
2142 COMPONENT_REF accesses into must-defs now that we can accurately
2144 (note_addressable): Try to only mark as addressable those subvars
2145 we know a COMPONENT_REF touches.
2146 (overlap_subvar): New function.
2148 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
2149 Handle subvar storing.
2150 (vect_address_analysis): Update caller of vect_object_analysis.
2152 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
2154 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
2155 (STMT_VINFO_SUBVARS): New macro.
2157 * common.opts: add flag_tree_salias.
2159 * opts.c (decode_options): flag_tree_salias defaults to on.
2161 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
2163 * doc/tree-ssa.texi: Document structural alias analysis.
2165 2005-03-12 Steven Bosscher <stevenb@suse.de>
2167 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
2168 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
2169 * tree-ssa-operands.c (get_expr_operands): Likewise.
2170 (get_expr_operands): Likewise for ERROR_MARK.
2172 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2174 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
2177 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
2180 * tree-ssa-pre.c (compute_avail): Remove local variable val.
2181 (mark_operand_necessary): Remove local variable ver.
2183 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
2184 variable prefix_len.
2186 * value-prof.c (mod_subtract_transform): Remove local variable
2189 * builtins.c (fold_builtin_exponent): Take decomposed
2190 arguments of CALL_EXPR.
2191 (fold_builtin_1): Update a call to fold_builtin_exponent.
2193 * builtins.c (fold_builtin_logarithm): Take decomposed
2194 arguments of CALL_EXPR.
2195 (fold_builtin_1): Update a call to fold_builtin_logarithm.
2197 * c-decl.c (c_init_decl_processing): Remove local variables
2198 ptr_ftype_void and ptr_ftype_ptr.
2200 * gimplify.c (gimplify_expr): Remove local variables r0 and
2203 * reg-stack.c (move_for_stack_reg): Remove local variable
2205 (compare_for_stack_reg): Remove local variable flags_user.
2206 (convert_regs_1): Remove local variable deleted.
2208 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
2210 (combine_blocks): Remove local variables exits and new_e.
2212 * tree-inline.c (expand_call_inline): Remove local variable
2215 * tree-ssa-live.c (create_ssa_var_map,
2216 calculate_live_on_entry): Remove local variable snn.
2218 2005-03-12 Geoffrey Keating <geoffk@apple.com>
2220 * c-lex.c (c_lex_with_flags): Add parameter to call to
2223 2005-03-11 Per Bothner <per@bothner.com>
2225 * c-tree.h (struct c_declarator): New id_loc field.
2226 * c-pragma.h (c_lex_with_flags): Take position reference.
2227 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
2228 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
2229 (c_lex): Pass dummy location to c_lex_with_flags.
2230 * c-parser.c (c_lex_one_token): Set c_token's location using
2231 c_lex_with_flags, instead of input_location, which might be "ahead".
2232 (c_parser_direct_declarator): Set declarator's id_loc from
2234 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
2235 declarator's id_loc, rather than probably-imprecise input_location.
2236 (build_id_declarator): Initialize c_declarator's id_loc field.
2238 2005-03-11 Roger Sayle <roger@eyesopen.com>
2241 * builtins.c (expand_builtin_signbit): Force the signbit's word
2242 into an integer register to avoid SUBREGs of floating point modes.
2244 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2246 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
2247 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
2248 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
2249 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
2251 2005-03-11 David Edelsohn <edelsohn@gnu.org>
2253 PR rtl-optimization/20306
2254 * expr.c (emit_move_complex): Set try_int false if mode is
2255 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
2256 emit_block_move if try_int is true.
2258 2005-03-11 Richard Henderson <rth@redhat.com>
2261 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
2262 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
2265 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2267 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
2268 (TARGET_FIX_VR4130): New macro.
2269 (TARGET_OPTIONS): Add -mfix-vr4130.
2270 (ISA_HAS_MACCHI): New macro.
2271 (ASM_SPEC): Add -mfix-vr4130.
2272 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
2273 (override_options): Handle mips_fix_vr4130_string.
2274 (mips_avoid_hazards): Clear all_noreorder_p
2275 if we're working around VR4130 errata and the macc alternatives
2277 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
2278 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
2279 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
2280 (MULTILIB_DEFAULTS): Remove leading "march=".
2281 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
2282 if no architecture option is given.
2283 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
2285 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
2286 * doc/invoke.texi: Document -mfix-vr4130.
2288 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2290 * config/mips/mips.c (override_options): Only warn about -mint64
2291 deprecation if TARGET_INT64.
2293 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2295 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
2296 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
2297 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
2298 are non-specific regarding the nonnull parameter positions.
2299 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
2300 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
2301 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
2302 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
2304 * builtins.def: Use the non-specific "nonnull" attibute lists.
2306 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2308 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2309 single_pred_edge, single_succ, single_pred): Improve comments.
2311 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2313 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2314 single_pred_edge, single_succ, single_pred): New inline functions.
2315 * bb-reorder.c (rotate_loop, find_traces_1_round,
2316 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
2317 duplicate_computed_gotos): Use the single_succ/pred functions.
2318 * cfganal.c (forwarder_block_p): Ditto.
2319 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
2320 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2321 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
2322 merge_seq_blocks): Ditto.
2323 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
2324 * cfglayout.c (fixup_reorder_chain): Ditto.
2325 * cfgloop.c (mark_single_exit_loops, update_latch_info,
2326 canonicalize_loop_headers, verify_loop_structure): Ditto.
2327 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
2328 mfb_update_loops, create_preheader, force_single_succ_latches,
2329 create_loop_notes): Ditto.
2330 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
2331 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
2332 commit_one_edge_insertion, purge_dead_edges,
2333 cfg_layout_can_merge_blocks_p): Ditto.
2334 * except.c (sjlj_emit_function_enter): Ditto.
2335 * flow.c (init_propagate_block_info): Ditto.
2336 * function.c (thread_prologue_and_epilogue_insns): Ditto.
2337 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
2338 insert_insn_end_bb): Ditto.
2339 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
2340 find_if_case_2): Ditto.
2341 * lambda-code.c (perfect_nestify): Ditto.
2342 * lcm.c (optimize_mode_switching): Ditto.
2343 * loop-doloop.c (doloop_modify): Ditto.
2344 * loop-init.c (loop_optimizer_init): Ditto.
2345 * loop-iv.c (simplify_using_initial_values): Ditto.
2346 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2347 * loop-unswitch.c (unswitch_loop): Ditto.
2348 * modulo-sched.c (generate_prolog_epilog): Ditto.
2349 * predict.c (combine_predictions_for_insn, estimate_probability,
2350 tree_estimate_probability, last_basic_block_p,
2351 estimate_bb_frequencies): Ditto.
2352 * profile.c (branch_prob): Ditto.
2353 * regrename.c (copyprop_hardreg_forward): Ditto.
2354 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
2355 * tracer.c (layout_superblocks): Ditto.
2356 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
2357 cfg_remove_useless_stmts_bb, cleanup_control_flow,
2358 cleanup_control_expr_graph, disband_implicit_edges,
2359 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
2360 tree_verify_flow_info, tree_make_forwarder_block,
2361 tree_forwarder_block_p, remove_forwarder_block,
2362 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
2363 * tree-if-conv.c (tree_if_conversion): Ditto.
2364 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2365 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
2366 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
2367 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
2368 copy_loop_headers): Ditto.
2369 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
2370 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
2371 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
2372 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
2373 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
2374 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
2375 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
2376 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
2377 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
2378 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
2379 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
2380 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
2381 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2382 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
2383 slpeel_add_loop_guard): Ditto.
2385 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
2387 PR tree-optimization/15784
2388 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2391 * stmt.c (expand_case): Don't change index_type. Convert minval
2394 PR tree-optimization/20130
2395 * fold-const.c (fold): Fold x * -1 into -x.
2397 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
2399 PR rtl-optimization/20331
2400 * rtlanal.c (modified_between_p): Check its address first for MEM.
2401 (modified_in_p): Likewise.
2403 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
2405 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
2407 2005-03-10 Steven Bosscher <stevenb@suse.de>
2409 * expr.c (expand_expr_real_1): If possible, use a conditional
2410 move for expanding MIN_EXPR and MAX_EXPR.
2411 Use temp for moving around rtx-en.
2413 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
2416 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
2419 2005-03-10 Roger Sayle <roger@eyesopen.com>
2421 * builtins.c (expand_builtin_signbit): Extend to handle floating
2422 point modes wider than the largest integer type, using the
2423 operand_subword_force function to obtain the signbit's word.
2425 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2428 * combine.c (try_combine): If recog_for_combine added CLOBBERs
2429 to NEWI2PAT, fail to combine if they are used by NEWPAT.
2431 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
2433 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
2435 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
2437 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
2439 (perform_edge_inserts): Unconditionally call
2440 free_dominator_info.
2442 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
2444 2005-03-10 Bob Wilson <bob.wilson@acm.org>
2446 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
2448 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
2450 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
2452 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
2454 (rtl_register_value_prof_hooks,
2455 tree_value_profile_transformations,
2456 tree_register_value_prof_hooks): Likewise.
2457 * var-tracking.c (stack_adjust_offset_pre_post,
2458 variable_htab_free, variable_union, dataflow_set_different_2,
2459 count_uses, variable_was_changed, set_frame_base_location,
2460 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
2461 vt_add_function_parameters): Likewise.
2462 * varasm.c (named_section_real, named_section, make_decl_rtl,
2463 asm_emit_uninitialised, assemble_integer, decode_addr_const,
2464 const_hash_1, compare_constant, copy_constant, force_const_mem,
2465 output_constant_pool_2, output_constant_pool_1, output_constant,
2466 output_constructor, make_decl_one_only, decl_tls_model,
2467 default_no_named_section, default_elf_select_section_1,
2468 default_unique_section_1): Likewise.
2469 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
2470 * vmsdbgout.c (addr_const_to_string): Likewise.
2473 * function.c (struct assign_parm_data_one): Remove last_named
2475 (assign_parm_find_data_types): Don't determine last_named.
2476 Reorder named_parm determination.
2477 (assign_parms): Only setup varargs on the last non-varadic
2480 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
2482 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
2483 sda base address on medium model.
2485 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
2487 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
2488 * cfgloop.c (flow_loop_nodes_find): Export.
2489 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
2491 * cfgloopmanip.c (fix_loop_structure): New function.
2492 * predict.c (predict_loops): Clean up the loops information.
2493 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
2494 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
2496 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
2497 (rewrite_into_loop_closed_ssa): Declaration changed.
2498 * tree-loop-linear.c (linear_transform_loops): Add argument to
2499 rewrite_into_loop_closed_ssa call.
2500 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2501 * tree-ssa-loop-im.c (move_computations): Ditto.
2502 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
2503 * tree-vectorizer.c (vectorize_loops): Ditto.
2504 * tree-optimize.c: Include cfgloop.h.
2505 (execute_todo): Choose whether to call cleanup_tree_cfg or
2506 cleanup_tree_cfg_loop.
2507 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
2508 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
2509 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
2510 cleanup_tree_cfg_loop call.
2511 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
2512 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
2513 work on part of cfg.
2515 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2518 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
2519 with multiple alternatives.
2521 * stmt.c (parse_output_constraint): Fix a typo.
2523 2005-03-09 Bob Wilson <bob.wilson@acm.org>
2525 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
2526 assembly directive instead of deprecated "no-generics".
2528 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
2530 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2531 for non-offsettable memory references to cope with outstanding reload
2533 * config/s390/s390.md ("reload_outti"): Call find_replacement to
2534 avoid losing outstanding address reloads.
2535 ("reload_outdi", "reload_outdf"): Likewise.
2537 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2539 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
2540 code. Add more cbrt transformations.
2542 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2544 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
2546 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2548 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
2549 NULL_TREE when a given tree is not simplified.
2550 (fold): Return the original tree when any of the functions
2551 mentioned above NULL_TREE.
2553 * fold-const.c (fold_unary, fold_binary): Take decomposed
2554 arguments, code, type, op0, and op1 in case of fold_binary.
2555 (fold): Update calls to fold_unary and fold_binary.
2557 2005-03-09 Roger Sayle <roger@eyesopen.com>
2559 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
2560 a fndecl and an arglist instead of a CALL_EXPR, exp.
2562 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2564 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
2566 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
2568 * expr.c (expand_assignment): Remove orig_to_rtx.
2570 * fold-const.c (int_const_binop): Remove no_overflow.
2572 * ifcvt.c (noce_emit_move_insn): Remove inmode.
2574 * loop-iv.c (get_biv_step_1): Remove lhs.
2576 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
2578 * real.c (real_nan): Remove neg.
2580 * function.c (thread_prologue_and_epilogue_insns): Remove i
2583 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
2586 * tree-eh.c (tree_could_trap_p): Remove idx.
2588 * tree-into-ssa.c (ann): Remove ann.
2590 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
2592 * tree-sra.c (decide_block_copy): Remove inst_count.
2594 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
2596 * tree-ssa-loop-im.c (lhs): Remove.
2598 * cfgbuild.c (state, STATE, SET_STATE,
2599 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
2601 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
2602 (find_basic_blocks): Set the state of each basic block to
2605 2005-03-08 Jeff Law <law@redhat.com>
2607 * tree-cfg.c (cleanup_control_flow): If removal of a computed
2608 goto results in the removal of edges in the CFG, then we need
2609 to recompute dominators.
2611 2005-03-09 Ben Elliston <bje@au.ibm.com>
2613 * c-common.c (c_do_switch_warnings): Comment fix.
2615 2005-03-08 Julian Brown <julian@codesourcery.com>
2617 * Patch from 2005-03-08 reverted for causing regressions and
2618 ppc-darwin bootstrap failure.
2620 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
2622 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
2623 Define the real function for ppc-darwin.
2624 * c-typeck.c (convert_arguments): Check for target-specific
2625 invalid argument call to unprototyped function.
2626 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2628 * target.h (invalid_arg_for_unprototyped_fn): New field
2630 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
2631 default target hook.
2632 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
2635 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2637 * c-typeck.c (constructor_stack, constructor_range_stack,
2638 initializer_stack): Make them static.
2640 * cfg.c (rbi_pool): Make it static.
2642 * gimple-low.c (lower_stmt_body): Make it static.
2643 * tree-flow.h: Remove the corresponding prototype. Don't
2646 * sched-deps.c (cache_size): Make it static.
2648 * stor-layout.c (lang_adjust_rli): Make it static.
2650 2005-03-08 Julian Brown <julian@codesourcery.com>
2652 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2653 from being used for symbols with vague linkage when
2654 HAVE_GAS_COMDAT_GROUP is true.
2656 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
2658 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
2659 nlabel == JUMP_LABEL (jump).
2661 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2663 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
2664 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
2665 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
2666 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
2668 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
2671 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
2672 * c-common.c (handle_returns_twice): New function.
2673 (c_common_attribute_table): Declare eturns_twice' attribute.
2674 * doc/extend.texi: Document eturns_twice' attribute.
2675 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
2676 (struct tree_decl): Add returns_twice_flag.
2678 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2680 * tree-ssa-phiopt.c: Fix a comment typo.
2682 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
2683 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
2684 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
2687 2005-03-08 Richard Henderson <rth@redhat.com>
2689 * config/alpha/alpha.c (code_for_builtin): Replace special-case
2690 builtin codes with ctzdi2, clzdi2, popcountdi2.
2691 (struct alpha_builtin_def): Add is_const.
2692 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
2693 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
2694 (alpha_init_builtins): Init them. Set nothrow and const attributes
2696 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
2697 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
2698 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
2699 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
2700 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
2701 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
2702 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
2703 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
2704 (TARGET_FOLD_BUILTIN): New.
2705 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
2706 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
2708 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
2710 2005-03-08 Ira Rosen <irar@il.ibm.com>
2712 PR tree-optimization/20122
2713 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
2714 condition of access function instead of base.
2716 2005-03-07 Jeff Law <law@redhat.com>
2717 Steven Bosscher <stevenb@suse.de>
2719 * tree-cfg.c (find_taken_edge_computed_goto): New function.
2720 (find_taken_edge): Call find_taken_edge_computed_goto as
2721 appropriate. Allow any gimple invariant rather than just
2722 INTEGER_CST for VAL.
2723 (cleanup_control_flow): Cleanup a computed goto which has turned
2725 (tree_merge_blocks): If block B has any forced labels, move
2726 them to the start of block A.
2727 * tree-ssa-dom.c (thread_across_edge): Allow threading across
2728 computed gotos as well.
2729 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
2730 removal of unnecessary computed gotos too.
2731 (lookup_redirection_data): Fix type of INSERT argument. Callers
2734 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2736 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
2737 Remove trailing spaces.
2739 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
2740 unshare_all_trees): Make them static.
2741 * tree-gimple.h: Remove the corresponding prototypes.
2743 * diagnostic.h: Remove unused prototype
2744 debug_output_buffer.
2745 * modulo-sched.c: Remove unused prototype
2746 set_row_column_for_ps.
2748 * tree-ssa-phiopt.c (tree_ssa_phiopt,
2749 replace_phi_edge_with_variable): Remove unused variable i.
2751 2005-03-07 Per Bothner <per@bothner.com>
2753 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
2755 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
2758 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
2759 bbs on the COND_EXPR instead of the PHI_NODEs.
2760 (candidate_bb_for_phi_optimization): Remove.
2761 (replace_phi_with_stmt): Rename to ...
2762 (replace_phi_edge_with_variable): this and change so that we
2763 replace the phi argument instead of removing the PHI.
2764 (conditional_replacement): Change so we deal with PHI with more
2766 (value_replacement): Likewise.
2767 (abs_replacement): Likewise.
2769 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
2771 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
2772 output_e500_flip_gt_bit.
2774 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
2776 (rs6000_generate_compare): Fix logic to look at the correct bits.
2777 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
2779 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
2780 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
2781 gen_move_from_CR_gt_bit.
2783 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
2784 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
2785 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
2787 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
2788 (E500_CR_IOR_COMPARE): New constant.
2790 2005-03-08 Earl Chew <earl_chew@agilent.com>
2791 David Billinghurst <David.Billinghurst@riotinto.com>
2793 * config/i386/host-cygwin.c: New file to support precompiled
2795 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
2796 * config.host: Use above files for cygwin host.
2798 2005-03-07 David Edelsohn <edelsohn@gnu.org>
2800 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
2801 ordering ops from earlier change.
2803 2005-03-07 Per Bothner <per@bothner.com>
2805 Various fixes to allow us to again build if --enable-mapped-location:
2806 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
2807 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
2808 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
2809 local variable loc. Change logic appropriately.
2810 * tree-vect-transform.c (vect_finish_stmt_generation): Use
2811 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
2812 * c-parser.c (c_parser_for_statement): Initialize loc variable.
2813 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
2814 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
2816 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
2818 PR rtl-optimization/19683
2819 * reload1.c (choose_reload_regs): Pass the number of bits, not the
2820 number of bytes, to smallest_int_for_mode. Fix arguments to
2821 REG_CANNOT_CHANGE_MODE_P.
2823 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2825 * reorg.c (relax_delay_slots): Check that the jump is
2826 conditional before trying to invert it.
2828 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2830 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
2833 * calls (stack_arg_under_construction): Make it static.
2835 * flow.c (regs_live_at_setjmp): Make it static.
2836 * flow.h: Remove the corresponding prototype.
2838 * reload1.c (reload_startobj, reload_firstobj,
2839 something_needs_operands_changed, reload_inherited,
2840 reload_inheritance_insn, reload_override_in,
2841 reload_spill_index): Make them static.
2843 * recog.c (verify_changes): Make it static.
2844 * recog.h: Remove the corresponding prototype.
2846 * cfgbuild.c (find_sub_basic_blocks): Remove.
2847 * basic-block.h: Remove the corresponding prototype.
2848 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
2850 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
2852 * tree-ssa-operands.c (check_build_stmt): Remove.
2854 * stor-layout.c (set_alignment): Remove.
2855 * tree.h: Remove the corresponding prototype.
2857 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
2859 * tree-ssa-dce.c (control_dependence_map,
2860 visited_control_parents): Make them static.
2862 * cfghooks.c (verify_flow_info): Remove local variable
2865 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
2868 * loop-unswitch.c (unswitch_loop): Remove local variable src.
2870 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
2872 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
2874 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
2876 * config/ia64/hpux.h (LINK_SPEC): Add -z.
2877 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
2878 PARALLEL for an empty structure.
2880 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2882 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
2884 * fold-const.c (fold_binary): Unroll the very first "for"
2887 2005-03-06 David Edelsohn <edelsohn@gnu.org>
2889 * config/rs6000/predicates.md (branch_comparison_operator): Remove
2890 redundant match_code test.
2891 (scc_comparison_operator): Swap match_operand and match_code
2893 (branch_positive_comparison_operator): Same.
2894 (trap_comparison_operator): Use comparison_operator and swap with
2897 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
2900 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
2901 (out_movhi_r_mr): Read low byte of volatile MEM first.
2902 (out_movhi_mr_r): Write high byte of volatile MEM first.
2904 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2906 * cselib.c (reg_values, reg_values_size): Make them static.
2908 * cse.c (cse_reg_info_table): Make it static.
2910 * fold-const.c (fold_unary): Use build1 instead of copy_node.
2912 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
2914 * cse.c (find_best_addr): Use canon_for_address.
2916 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2918 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
2919 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
2920 SUBREG and MEM, respectively.
2922 * fold-const.c (fold_binary): Use code instead of t.
2924 * fold-const.c (optimize_minmax_comparison): Take decomposed
2925 arguments code, type, op0, and op1 instead of t.
2926 (fold_binary): Update a call to optimize_minmax_comparison.
2928 * fold-const.c (fold_range_test): Take decomposed arguments
2929 code, type, op0, and op1 instead of t.
2930 (fold_binary): Update a call to fold_range_test.
2932 * fold-const.c (fold_binary_op_with_conditional_arg): Take
2933 decomposed arguments code, type, op0, and op1 instead of t.
2934 (fold_binary): Update a call to fold_range_test.
2936 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2938 * fold-const.c (fold_binary): Avoid directly using the original
2939 expression t as much as possible.
2941 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2943 * c-semantics.c (build_stmt): Use TYPE_P instead of
2944 IS_NON_TYPE_CODE_CLASS.
2945 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
2946 (NON_TYPE_CHECK): Use TYPE_P instead of
2947 IS_NON_TYPE_CODE_CLASS.
2949 * fold-const.c (fold): Remove handling of binary expressions.
2951 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
2953 * doc/c-tree.texi: Wrap comments in @r{}.
2954 * doc/cpp.texi: Likewise.
2955 * doc/cppinternals.texi: Likewise.
2956 * doc/extend.texi: Likewise.
2957 * doc/md.texi: Likewise.
2958 * doc/objc.texi: Likewise.
2959 * doc/sourcebuild.texi: Likewise.
2960 * doc/tm.texi: Likewise.
2963 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2965 * predict.c (apply_return_prediction): Standardize PHI chain
2967 * tree-ssa.c (ssa_redirect_edge): Likewise.
2969 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
2970 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
2973 * tree-phinodes.c (remove_phi_node): Drop the last argument.
2974 * tree-flow.h: Adjust the prototype for remove_phi_node.
2975 * lambda-code.c (perfect_nestify): Adjust a call to
2978 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
2979 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
2981 * tree-ssa-dce.c (remove_dead_phis): Likewise.
2982 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2983 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2984 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
2986 * combine.c (simplify_and_const_int): Use gen_int_mode instead
2987 of GEN_INT (trunc_int_for_mode (...)).
2988 * loop-iv.c (iv_number_of_iterations): Likewise.
2989 * postreload.c (reload_cse_move2add): Likewise.
2990 * simplify-rtx.c (simplify_const_unary_operation,
2991 simplify_const_binary_operation): Likewise.
2992 * stor-layout.c (get_mode_bounds): Likewise.
2994 * fold-const.c (fold_binary): New.
2995 (fold): Call fold_binary on binary expressions.
2997 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
2999 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3000 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3001 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3002 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3003 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3005 2005-03-04 Devang Patel <dpatel@apple.com>
3007 PR tree-optimization/18815
3008 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3009 loops with zero exit edges.
3011 2005-03-04 Devang Patel <dpatel@apple.com>
3013 * doc/invoke.texi: Remove reference to webpage that does not exist.
3015 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3016 Joseph S. Myers <joseph@codesourcery.com>
3019 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3020 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3021 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3022 * pa.c (get_plabel): Change argument to symbol_ref. Call
3023 maybe_get_identifier instead of get_identifier.
3024 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3025 (struct deferred_plabel): Replace name field with symbol field.
3026 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3027 ASM_OUTPUT_EXTERNAL_REAL is defined.
3028 (output_global_address): Use output_addr_const for output of all
3030 (output_deferred_plabels): Use symbol_ref instead of name for address
3032 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3033 ASM_OUTPUT_SYMBOL_REF): New macros.
3034 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3036 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3039 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3041 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3042 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3044 2005-03-04 Jeff Law <law@redhat.com>
3046 * basic-block.h (rediscover_loops_after_threading): Declare.
3047 * tree-ssa-dom.c: Include cfgloop.h.
3048 (tree_ssa_dominator_optimize): Discover loops and some basic
3049 properties. Remove forwarder blocks recreated by loop header
3050 canonicalization. Also mark backedges in the CFG.
3051 * tree-ssa-threadupdate.c: Include cfgloop.h
3052 (rediscover_loops_after_threading): Define.
3053 (struct local_info): New field, JUMP_THREADED.
3054 (prune_undesirable_thread_requests): New function.
3055 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
3056 then record that fact for the callers of redirct_edges.
3057 (thread_block): If BB has incoming backedges, then call
3058 prune_undesirable_thraed_requests. Note when we are
3059 going to have to rediscover loop information. Return a
3060 boolean indicating if any jumps were threaded.
3061 (thread_through_all_blocks): Bubble up boolean indicating
3062 if any jumps were threaded.
3063 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
3064 (tree-ssa-threadupdate.o): Similarly.
3066 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3068 * fold-const.c (fold_ternary): Unroll the "for" loop to
3071 2005-03-04 Andrew Haley <aph@redhat.com>
3073 * unwind-dw2-fde-glibc.c (struct
3074 unw_eh_callback_data.check_cache): New field.
3075 (frame_hdr_cache): New.
3076 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
3077 Cache frame header info.
3079 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
3081 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
3082 (print_c_condition): Declare.
3083 * read-rtl.c (ptr_loc): New structure.
3084 (ptr_locs, ptr_loc_obstack, joined_conditions)
3085 (joined_conditions_obstack): New variables.
3086 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
3087 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
3088 (join_c_conditions, print_c_condition): New functions.
3089 (apply_macro_to_string): Associate the new string with the same
3090 source location as the old one.
3091 (add_condition_to_string): Use join_c_conditions.
3092 (read_string): Use set_rtx_ptr_loc to record a filename and line
3093 number for the string.
3094 (read_rtx): Initialize the new variables above.
3095 * genattrtab.c (write_test_expr, write_attr_value): Use
3097 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
3098 comment above the GCC_VERSION check.
3099 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
3100 Inline the definition of MAYBE_EVAL.
3101 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
3102 * genoutput.c (process_template): Likewise.
3103 * genpreds.c (write_predicate_subfunction): Likewise.
3104 (write_predicate_expr): Use print_c_condition.
3105 * genrecog.c (write_cond): Likewise.
3106 * gensupport.c (process_rtx): Use join_c_conditions to join the
3107 conditions of a define_insn_and_split. Record a source location
3108 for the string after the "&&".
3109 (alter_test_for_insn): Use join_c_conditions.
3111 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
3114 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3115 PR tree-optimization/15784
3116 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3119 2005-03-04 Ben Elliston <bje@au.ibm.com>
3121 * gcc.c (option_map): Add --coverage.
3122 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
3123 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
3124 * config/darwin.h: Pass -lgcov for `coverage'.
3125 * doc/invoke.texi (Debugging Options): Document --coverage.
3127 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3129 * gcse.c (bypass_block): Use find_edge wherever possible.
3131 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
3135 * c-opts.c (c_common_parse_file): Call start_source_file
3136 and end_source_file at the approriate times.
3138 * dwarf2out.c (dwarf2out_finish): Don't auto-end
3139 the main file, it will be done for us now.
3141 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3143 * fold-const.c (fold_ternary): New.
3144 (fold): Call fold_ternary on ternary expressions. Remove
3145 handling of ternary expressions.
3147 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3149 PR tree-optimization/15784
3150 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3153 2005-03-03 David Edelsohn <edelsohn@gnu.org>
3155 * config/rs6000/predicates.md (branch_comparison_operator):
3156 Convert from C block to conditional format.
3158 2005-03-03 Jan Hubicka <jh@suse.cz>
3160 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
3161 and non-constant public variables.
3163 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
3165 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
3168 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
3171 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
3172 calls to release_ssa_name and release_phi_node.
3174 * fold-const.c (fold): Remove handling of unary expressions.
3176 * fold-const.c (fold_unary): Avoid directly using the original
3177 expression t as much as possible.
3179 2005-03-03 Roger Sayle <roger@eyesopen.com>
3180 Andrew Pinski <pinskia@physics.uc.edu>
3182 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
3183 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
3185 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
3187 Describe special registers SRP and MOF as allocatable registers.
3188 * config/cris/cris.c (cris_md_asm_clobbers): New function.
3189 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
3190 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
3191 TARGET_HAS_MUL_INSNS.
3192 (cris_print_operand) <case 'd'>: New case.
3193 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
3194 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
3196 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
3197 (REG_ALLOC_ORDER): Update for MOF.
3198 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
3200 (GENERAL_REGS): No longer a define of ALL_REGS.
3201 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
3202 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3204 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
3205 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
3206 (SECONDARY_RELOAD_CLASS): Define.
3207 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
3208 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
3209 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
3210 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
3211 (REGISTER_MOVE_COST): Define.
3212 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
3213 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
3214 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
3215 (CRIS_MOF_REGNUM): New define_constants.
3216 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
3218 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
3220 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
3221 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
3222 Adjust for MOF being properly described as a register.
3223 (indir_to_reg_split): Name this split. Conditionalize on the
3224 destination register being a general register.
3225 (movei): Conditionalize on on operands 0 and 1 having the same
3228 2005-03-03 Alan Modra <amodra@bigpond.net.au>
3231 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
3232 -mcpu to override any other explicitly given flags.
3234 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
3236 * recog.c (verify_changes, confirm_change_group): New functions,
3237 broken out of apply_change_group.
3238 (apply_change_group): Use them.
3239 * recog.h (verify_change, confirm_change_group): Declare.
3240 * rtl.h (redirect_jump_2): Declare.
3241 * jump.c (redirect_exp, invert_exp): Delete.
3242 (invert_exp_1): Take second parameter. Return value. Changed caller.
3243 (redirect_jump_2): New function, broken out of redirect_jump.
3244 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
3245 (invert_jump): Use invert_jump_1 and redirect_jump_2.
3246 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
3248 2005-03-02 Geoffrey Keating <geoffk@apple.com>
3250 * varasm.c (named_section): Use xstrdup rather than doing it by
3253 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
3255 2005-03-02 Devang Patel <dpatel@apple.com>
3257 Undo PR tree-optimization/18815 fix.
3259 2005-03-02 Devang Patel <dpatel@apple.com>
3261 PR tree-optimization/18815
3262 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3263 loops with zero exit edges.
3265 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3267 * cfg.c (connect_src, connect_dest, disconnect_src,
3268 disconnct_dest): New.
3269 (unchecked_make_edge, remove_edge, redirect_edge_succ,
3270 redirect_edge_pred): Use the new functions.
3272 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3273 free_dominance_info only when needed.
3275 2005-03-02 David Edelsohn <edelsohn@gnu.org>
3278 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
3279 (reg_or_sub_cint64_operand): Same.
3281 2005-03-02 Jeff Law <law@redhat.com>
3283 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
3284 CFG_ALTERED in the main DOM iteration loop.
3286 2005-03-02 Mark Mitchell <mark@codesourcery.com>
3289 * varasm.c (initializer_constant_valid_p): Allow conversions
3290 between OFFSET_TYPEs. Tidy.
3292 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
3294 * config/cris/cris.md ("return"): Remove epilogue delay list
3297 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
3299 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
3301 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
3303 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3305 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
3306 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
3307 config/m68k/m68k.c, config/mips/mips.h,
3308 config/rs6000/rs6000-protos.h, doc/contrib.texi,
3309 doc/include/gcc-common.texi: Update copyright.
3311 PR middle-end/18029 and PR middle-end/18030
3312 * expr.c (optimize_bitfield_assignment_op): Add a special case
3313 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
3315 * fold-const.c (fold_unary): New.
3316 (fold): Call fold_unary on unary expressions.
3318 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
3320 * cgraph.h (struct cgraph_edge): Add prev_caller and
3322 (cgraph_node_remove_callees): Export.
3323 * cgraph.c (cgraph_create_edge): Initialize prev_caller
3325 (cgraph_edge_remove_callee): New function.
3326 (cgraph_edge_remove_caller): Likewise.
3327 (cgraph_remove_edge): Use.
3328 (cgraph_redirect_edge_callee): Likewise.
3329 (cgraph_node_remove_callees): New function.
3330 (cgraph_node_remove_callers): Likewise.
3331 (cgraph_remove_node): Use.
3332 * tree-optimize.c (tree_rest_of_compilation): Use
3333 cgraph_node_remove_callees instead of manual loop.
3334 * cgraphunit.c (cgraph_finalize_function): Likewise.
3335 (cgraph_expand_function): Likewise.
3336 (cgraph_remove_unreachable_nodes): Likewise.
3338 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
3341 * c-tree.h (undeclared_variable, build_external_ref): Add extra
3343 * c-decl.c (undeclared_variable): Take location as argument.
3344 * c-typeck.c (build_external_ref): Likewise.
3345 * c-parser.c (c_parser_postfix_expression): Pass location of
3346 identifier to build_external_ref.
3348 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3350 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
3351 CCEQ mode for branch_positive_comparison_operator test.
3352 * config/rs6000/predicates (branch_comparison_operator): Revert to
3354 (scc_comparison_operator): Same.
3355 (branch_positive_comparison_operator): Same.
3357 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
3359 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
3360 (cris_delay_slots_for_epilogue): Remove.
3361 (save_last): Move into cris_target_asm_function_epilogue.
3362 (cris_target_asm_function_epilogue): Remove tests for file being
3364 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
3365 (cris_delay_slots_for_epilogue): Remove prototypes.
3366 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
3367 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
3369 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3371 * config/rs6000/predicates.md (branch_comparison_operator): Change
3372 to define_special_predicate.
3373 (scc_comparison_operator): Same.
3374 (branch_positive_comparison_operator): Same.
3376 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
3378 * Makefile.in (tree-ssa-sink.o): New.
3379 (OBJS-common): Add tree-ssa-sink.o.
3380 * common.opt: Add -ftree-sink
3381 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
3382 * timevar.def (TV_TREE_SINK): new timevar.
3383 * tree-flow.h (is_hidden_global_store): Prototype.
3384 * tree-optimize.c (init_tree_optimization_passes): Add
3386 * tree-pass.h (pass_sink_code): New.
3387 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
3388 for non-obvious global store store to is_hidden_global_store, and
3389 call that new function.
3390 * tree-ssa-sink.c: New file.
3391 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
3392 * doc/passes.texi: Document forward store motion.
3393 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
3394 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
3395 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
3396 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
3398 2005-03-01 Per Bothner <per@bothner.com>
3400 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
3401 and we have a non-zero column-number, add it to the message.
3402 Also factor out the diagnostic_kind_text.
3404 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3406 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3407 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3408 flow_loop_scan): Removed.
3409 (flow_loop_dump): Do not dump removed fields.
3410 (flow_loop_free): Do not free removed fields.
3411 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
3412 (loop_exit_edge_p): New function.
3413 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
3414 num_pre_header_edges, entry_edges, num_entries, exit_edges,
3415 num_exits, exits_doms.
3416 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
3417 LOOP_EDGES, LOOP_ALL): Removed.
3418 (flow_loop_scan): Declaration removed.
3419 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
3420 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
3422 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
3423 (if_convert): Call flow_loops_find and flow_loops_free
3424 when calling mark_loop_exit_edges.
3425 * cfgloopanal.c (mark_loop_exit_edges): Moved from
3426 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
3427 free_dominance_info calls.
3428 * loop-init.c (flow_loops_find): Ditto.
3429 * passes.c (rest_of_handle_branch_prob): Ditto.
3430 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
3431 * loop-unroll.c (analyze_insns_in_loop): Do not use
3433 * predict.c (predict_loops): Do not call flow_loop_scan.
3434 Use get_loop_exit_edges.
3435 (tree_estimate_probability): Do not pass flags to flow_loops_find.
3436 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
3437 Do not use EDGE_LOOP_EXIT.
3438 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
3439 to bb_with_exit_edge_p.
3440 (if_convertible_loop_p): Do not call flow_loop_scan. Use
3441 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
3442 to bb_with_exit_edge_p.
3443 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
3445 * tree-loop-linear.c (linear_transform_loops): Do not call
3446 flow_loop_scan. Use loop->single_exit.
3447 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
3448 (vect_analyze_loop_form): Do not call flow_loop_scan.
3449 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
3451 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
3453 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
3454 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3455 slpeel_tree_duplicate_loop_to_edge_cfg,
3456 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
3457 Use loop_preheader_edge and loop->single_exit. Do not call
3460 2005-03-01 Nick Clifton <nickc@redhat.com>
3462 * config/arm/arm.c (thumb_find_work_register): Check all of the
3463 argument registers to see if they are free, and a couple of
3464 special cases where the last argument register but can be proved
3465 to be available during the function's prologue.
3466 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
3467 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
3468 thumb_unexpanded_epilogue): Use unsigned long as the type for the
3470 (thumb_compute_save_reg_mask): Likewise. Also use
3471 thumb_find_work_register() to ensure that there is agreement about
3472 which work register is going to be used in the prologue.
3473 (thumb_output_function_prologue): Use unsigned long as the type
3474 for the register bit-mask. Also delay pushing the link register if
3475 other high registers are going to be pushed.
3476 (thumb_compute_save_reg_mask, emit_multi_reg_push,
3477 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
3478 redundant prototypes.
3480 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
3483 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
3484 and after reload in REG+REG indexed addresses without REG_POINTER
3485 set in the base and not set in the index.
3487 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3489 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
3490 Don't undefine here.
3491 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
3492 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
3493 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3494 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
3495 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
3497 * config.gcc (sh*-*-linux*): Use config/linux.h.
3499 2005-02-28 Dale Johannesen <dalej@apple.com>
3500 Stan Shebs <shebs@apple.com>
3502 Rewrite of 64-bit Darwin structure-by-value pass/return.
3503 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
3504 intoffset, use_stack, named.
3505 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
3506 (rs6000_darwin64_record_arg_advance_flush): New.
3507 (rs6000_darwin64_record_arg_advance_recurse): New.
3508 (rs6000_darwin64_record_arg_flush): New.
3509 (rs6000_darwin64_record_arg_recurse): New.
3510 (rs6000_darwin64_record_arg): New.
3511 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
3512 (function_arg_boundary): Handle 128-bit aligned structs.
3513 (function_arg_advance): Rewrite darwin64 struct handling.
3514 (function_arg): Call rs6000_darwin64_record_arg.
3515 (function_arg_partial_nregs): Handle darwin64 structs.
3516 (rs6000_darwin64_function_value): Remove.
3517 (rs6000_function_value): Call rs6000_darwin64_record_arg.
3519 2005-02-28 Roger Sayle <roger@eyesopen.com>
3521 PR tree-optimization/20216
3522 * tree-chrec.c (tree_fold_factorial): Delete.
3523 (tree_fold_binomial): Change argument list to take a return type
3524 and change the type of K to unsigned int. Rewrite to avoid explicit
3525 evaluation of factorials, and (recursively) calling fold to perform
3526 compile-time arithmetic. Return NULL on (internal) overflow.
3527 (chrec_evaluate): Change type of K to an unsigned int. Avoid
3528 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
3529 if any intermediate calculation overflows.
3530 (chrec_apply): Update call to chrec_evaluate.
3532 2005-02-28 James E Wilson <wilson@specifixinc.com>
3534 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
3536 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
3539 * c-parser.c (c_parser_compound_statement): Return error_mark_node
3540 instead of NULL_TREE on error.
3542 2005-02-28 David Edelsohn <edelsohn@gnu.org>
3544 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
3545 (EASY_VECTOR_15_ADD_SELF): Remove.
3546 (num_insns_constant_wide): Not static.
3547 (validate_condition_mode): Not static.
3548 (toc_relative_expr_p): Not static.
3549 (legitimate_indirect_address_p): Not static.
3550 (macho_lo_sum_memory_operand): Not static.
3551 (invalid_e500_subreg): Not static.
3552 (easy_vector_same): Not static.
3553 (easy_vector_splat_const): Not static.
3554 (RS6000_SYMBOL_REF_TLS_P): Remove.
3555 (any_operand): Delete.
3556 (any_parallel_operand): Delete.
3557 (count_register_operand): Delete.
3558 (altivec_register_operand): Delete.
3559 (xer_operand): Delete.
3560 (s8bit_cint_operand): Delete.
3561 (short_cint_operand): Delete.
3562 (u_short_cint_operand): Delete.
3563 (non_short_cint_operand): Delete.
3564 (exact_log2_cint_operand): Delete.
3565 (gpc_reg_operand): Delete.
3566 (cc_reg_operand): Delete.
3567 (cc_reg_not_cr0_operand): Delete.
3568 (reg_or_short_operand): Delete.
3569 (reg_or_neg_short_operand): Delete.
3570 (reg_or_aligned_short_operand): Delete.
3571 (reg_or_u_short_operand): Delete.
3572 (reg_or_cint_operand): Delete.
3573 (reg_or_arith_cint_operand): Delete.
3574 (reg_or_add_cint64_operand): Delete.
3575 (reg_or_sub_cint64_operand): Delete.
3576 (reg_or_logical_cint_operand): Delete.
3577 (got_operand): Delete.
3578 (got_no_const_operand): Delete.
3579 (easy_fp_constant): Delete.
3580 (easy_vector_constant): Delete.
3581 (easy_vector_constant_add_self): Delete.
3582 (zero_constant): Delete.
3583 (zero_fp_constant): Delete.
3584 (volatile_mem_operand): Delete.
3585 (offsettable_mem_operand): Delete.
3586 (mem_or_easy_const_operand): Delete.
3587 (add_operand): Delete.
3588 (non_add_cint_operand): Delete.
3589 (logical_operand): Delete.
3590 (non_logical_cint_operand): Delete.
3591 (mask_operand): Delete.
3592 (mask_operand_wrap): Delete.
3593 (mask64_operand): Delete.
3594 (mask64_2_operand): Delete.
3595 (and64_operand): Delete.
3596 (and64_2_operand): Delete.
3597 (and_operand): Delete.
3598 (reg_or_mem_operand): Delete.
3599 (lwa_operand): Delete.
3600 (symbol_ref_operand): Delete.
3601 (call_operand): Delete.
3602 (current_file_function_operand): Delete.
3603 (input_operand): Delete.
3604 (rs6000_nonimmediate_operand): Delete.
3605 (rs6000_tls_symbol_ref): Delete.
3606 (save_world_operation): Delete.
3607 (restore_world_operation): Delete.
3608 (load_multiple_operation): Delete.
3609 (store_multiple_operation): Delete.
3610 (vrsave_operation): Delete.
3611 (mfcr_operation): Delete.
3612 (mtcrf_operation): Delete.
3613 (lmw_operation): Delete.
3614 (stmw_operation): Delete.
3615 (branch_comparison_operator): Delete.
3616 (branch_positive_comparison_operator): Delete.
3617 (scc_comparison_operator): Delete.
3618 (trap_comparison_operator): Delete.
3619 (boolean_operator): Delete.
3620 (boolean_or_operator): Delete.
3621 (min_max_operator): Delete.
3622 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
3623 (EASY_VECTOR_15): Moved to here.
3624 (EASY_VECTOR_15_ADD_SELF): Move to here.
3625 (PREDICATE_CODES): Delete.
3626 * config/rs6000/rs6000-protos.h: Delete predicate functions.
3627 Declare functions no longer static.
3628 * config/rs6000/predicates.md: New.
3629 * config/rs6000/rs6000.md: Include predicates.md
3631 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
3633 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
3634 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
3636 * cfgrtl.c (need_fake_edge_p): Likewise.
3637 * combine.c (distribute_notes): Likewise.
3638 * emit-rtl.c (try_split): Likewise.
3639 * recog.c (peephole2_opimize): Likewise.
3640 * reg-notes.def (ALWAYS_RETURN): Remove.
3641 * rtl.h (LCT_ALWAYS_RETURN): Remove.
3642 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
3643 * tree.h (ECF_ALWAYS_RETURN): Remove.
3645 2005-02-28 Roger Sayle <roger@eyesopen.com>
3648 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
3649 between different machine modes is never a "useless" conversion.
3651 2005-02-28 Geert Bosch <bosch@gnat.com>
3654 * doc/contrib.texi: List contributors for Ada front end
3656 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3658 * simplify-rtx.c (simplify_unary_operation_1,
3659 simplify_const_unary_operation): New, extracted from...
3660 (simplify_unary_operation): ... this one.
3661 (simplify_binary_operation_1,
3662 simplify_const_binary_operation): New, extracted from...
3663 (simplify_binary_operation): ... this one.
3664 * rtl.h (simplify_const_unary_operation,
3665 simplify_const_binary_operation): Add prototypes.
3667 2005-02-28 Julian Brown <julian@codesourcery.com>
3669 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
3670 building libjava and caused PR regression/20228.
3672 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3675 * Makefile.in (host_subdir): New.
3676 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
3677 * configure: Regenerate.
3679 2005-02-27 Zack Weinberg <zack@codesourcery.com>
3681 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
3682 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
3683 installation directory first.
3685 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
3688 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
3689 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
3690 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
3691 * config/cris/cris.md: Tweak comments referring to Q.
3692 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
3693 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
3694 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
3695 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
3696 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
3697 Insert spaces in constraints to align alternatives vertically for
3699 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
3702 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3704 PR rtl-optimization/17728
3705 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
3706 operand 0 from general_operand to move_dest_operand.
3708 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3710 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
3711 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
3712 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
3713 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
3715 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
3717 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
3718 * configure: Regenerate.
3719 * libada-mk.in: Remove CC; rename
3720 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
3722 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
3725 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
3726 for the lhs, also walk over the tree. Likewise for rhs.
3728 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
3730 * tree-ssa-dom.c (simple_iv_increment_p): New function.
3731 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
3732 Do not propagate value of iv before increment over the increment.
3734 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
3736 * c-parser.c: New file.
3737 * c-parse.in: Remove.
3738 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
3740 (c-parser.o): Add dependencies.
3741 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
3742 maintainer-clean, TAGS): Update.
3743 * c-config-lang.in (gtfiles): Update.
3744 * gengtype-lex.l: Don't handle "@@".
3745 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
3746 objc_build_synchronized, objc_begin_try_stmt,
3747 objc_begin_catch_clause, objc_finish_catch_clause,
3748 objc_build_finally_clause, objc_finish_try_stmt): New.
3749 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
3751 (c_parse_init): Update comment.
3752 * c-decl.c (c_init_decl_processing): Update comment.
3753 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
3754 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
3755 new c_declspecs members.
3757 2005-02-25 Julian Brown <julian@codesourcery.com>
3759 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3760 from being used for symbols with vague linkage when
3761 HAVE_GAS_COMDAT_GROUP is true.
3763 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3765 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
3767 2005-02-25 Steve Ellcey <sje@cup.hp.com>
3770 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
3771 (LIBGCC2_HAS_DF_MODE): New.
3772 (LIBGCC2_HAS_XF_MODE): New.
3773 (LIBGCC2_HAS_TF_MODE): New.
3774 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3775 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3776 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3777 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3778 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
3779 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
3780 and add _fixtfdi, _fixunstfdi, _floatditf
3781 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
3782 L_fixunstfdi, L_floatditf.
3783 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
3784 (LIBGCC2_HAS_TF_MODE): Define.
3786 2005-02-25 Diego Novillo <dnovillo@redhat.com>
3788 PR tree-optimization/20204
3789 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
3790 REWRITE_THIS_STMT markers on PHI nodes.
3791 (rewrite_initialize_block): Likewise.
3793 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3795 * version.c (version_string): Update to 4.1.
3797 2005-02-25 Paolo Carlini <pcarlini@suse.de>
3799 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
3800 Clarify that the alternative way doesn't work in GNU C++.
3802 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3804 PR tree-optimization/19937
3805 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
3806 to the type of the induction variable.
3808 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
3810 PR rtl-optimization/20117
3811 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
3812 the block including noncopyable insn.
3814 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3816 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
3817 calls to find_reg_note.
3819 2005-02-24 Richard Henderson <rth@redhat.com>
3822 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
3825 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
3827 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
3828 vector types if to use base reg for misaligned non-word ld/std.
3830 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3833 * config/cris/cris.c (cris_target_asm_function_prologue): Create
3834 dwarf2 label manually and put it after, not before the prologue.
3836 2005-02-24 David Edelsohn <edelsohn@gnu.org>
3839 * reload.c (operands_match_p): Only increment register number for
3840 SCALAR_INT_MODE_P modes in multiple hard registers.
3842 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
3845 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3847 * ChangeLog.5: Fix log message typo(s).
3848 * ChangeLog.7: Likewise.
3849 * ChangeLog.tree-ssa: Likewise.
3850 * cfgexpand.c: Fix comment typo(s).
3851 * conflict.c: Likewise.
3852 * defaults.h: Likewise.
3853 * dwarf2out.c: Likewise.
3855 * ggc-page.c: Likewise.
3856 * tree-eh.c: Likewise.
3857 * tree-ssa-dom.c: Likewise.
3859 2005-02-24 Jakub Jelinek <jakub@redhat.com>
3862 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
3863 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
3864 if SHARED is defined.
3867 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
3868 allow splitting only if operands 0 and 3 don't overlap.
3870 2005-02-24 Richard Henderson <rth@redhat.com>
3873 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
3874 (fold_builtin_1): Call them.
3875 * fold-const.c (fold_complex_mult_parts): Split out from ...
3876 (fold_complex_mult): ... here. Fix typo in both imaginary case.
3877 (fold_complex_div_parts, fold_complex_div): New.
3879 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
3881 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3883 * tree-ssa-ccp.c (visit_assignment): Verify that result of
3884 VIEW_CONVERT_EXPR is_gimple_min_invariant.
3886 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
3887 (print_node): Likewise.
3888 Print TYPE_SIZES_GIMPLIFIED.
3890 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3892 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
3893 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
3894 operands as commutative in constraints.
3896 2005-02-24 Diego Novillo <dnovillo@redhat.com>
3898 * tree-into-ssa.c: Re-organize internal functions.
3900 2005-02-24 Richard Henderson <rth@redhat.com>
3903 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
3905 * common.opt (fcx-limited-range): New.
3906 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
3907 * toplev.c (flag_complex_method): Initialize to 1.
3908 (process_options): Set flag_complex_method to 0 if
3909 flag_cx_limited_range.
3910 * doc/invoke.texi (-fcx-limited-range): New.
3912 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3914 * cse.c (delete_trivially_dead_insns): Speed up by using
3915 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
3918 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
3920 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
3921 functions when -mid-shared-library is being used.
3923 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3925 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
3926 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
3927 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
3928 * system.h: Poison LINK_LIBGCC_SPECIAL.
3930 2005-02-23 James E Wilson <wilson@specifixinc.com>
3932 * gengtype.c (note_insn_name): Make 1 element larger.
3934 2005-02-23 Roger Sayle <roger@eyesopen.com>
3937 PR rtl-optimization/20097
3938 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3939 BImode SUBREGs of SImode registers which confuse the ia64 backend.
3941 2005-02-23 David Edelsohn <edelsohn@gnu.org>
3943 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
3944 * t-aix52 (SHLIB_INSTALL): Same.
3946 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
3948 * genpreds.c: Update copyright.
3950 2005-02-23 Michael Beach <michaelb@ieee.org>
3953 * config/sparc/t-elf (startup files): Assemble with CPP.
3955 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
3957 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
3958 (write_predicate_expr): Likewise.
3960 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3962 PR tree-optimization/20100
3963 PR tree-optimization/20115
3964 * tree-optimize.c (init_tree_optimization_passes): Remove
3965 pass_maybe_create_global_var.
3966 * tree-pass.h (pass_maybe_create_global_var): Remove.
3967 * tree-ssa-alias.c (aliases_computed_p): Declare.
3968 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
3969 (count_calls_and_maybe_create_global_var): Remove.
3970 (pass_maybe_create_global_var): Remove.
3971 (init_alias_info): Do not declare aliases_computed_p.
3972 (maybe_create_global_var): If the function contains no
3973 call-clobbered variables and a mix of pure/const and regular
3974 function calls, create .GLOBAL_VAR.
3975 Mark all call-clobbered variables for renaming.
3976 (merge_pointed_to_info): Update comment.
3977 (add_pointed_to_var): Likewise.
3978 (is_escape_site): Likewise.
3979 Accept struct alias_info * instead of size_t *.
3981 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
3983 * tree-ssa-operands.c (get_call_expr_operands): If
3984 ALIASES_COMPUTED_P is false, do not add call-clobbering
3986 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
3987 (delete_tree_ssa): Likewise.
3989 2005-02-22 James E Wilson <wilson@specifixinc.com>
3991 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
3992 (do_compile): Do call it here.
3994 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3996 PR rtl-optimization/20017.
3997 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
3998 rest_of_handle_cse2, rest_of_handle_gcse): Call
3999 delete_dead_jumptables immediately before calling cleanup_cfg.
4001 2005-02-22 Devang Patel <dpatel@apple.com>
4004 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4007 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4009 * config/rs6000/aix.h (WINT_TYPE): Define.
4011 2005-02-22 Stan Shebs <shebs@apple.com>
4013 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4014 natural alignment for 64-bit Darwin.
4015 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4017 * doc/invoke.texi: Document this.
4019 2005-02-22 DJ Delorie <dj@redhat.com>
4021 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4022 to make_[un]signed_type, not the mode itself.
4024 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4026 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4027 not available. Use tail calls wherever possible.
4028 (make_edge): Call unchecked_make_edge to create an edge.
4030 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4031 (coalesce_ssa_name): Don't check for
4032 SSANORM_USE_COALESCE_LIST.
4033 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4035 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4037 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4038 (rewrite_into_ssa): ... here.
4040 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4042 PR tree-optimization/19786
4043 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
4044 tag to another's may-alias bitmap when adding to the other's list.
4046 2005-02-21 DJ Delorie <dj@redhat.com>
4048 * tree-ssa-loop-ivopts.c (computation_cost): Start register
4049 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
4050 registers in unsupported ways.
4051 * expmed.c (init_expmed): Likewise.
4053 2005-02-21 Stan Cox <scox@redhat.com>
4055 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
4057 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4059 * tree-cfg.c (fold_cond_expr_cond): New.
4060 (make_edges): Call fold_cond_expr_cond.
4061 (find_taken_edge): Accept nothing but INTEGER_CST.
4062 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
4064 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
4066 * flow.c (delete_dead_jumptables): Speed up by scanning insns
4067 that do not belong to any basic block.
4069 2005-02-21 Jeff Law <law@redhat.com>
4071 * cfganal.c (find_unreachable_blocks): Manually CSE load of
4074 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4076 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
4077 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
4078 Adjust their definitions.
4079 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
4080 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
4082 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
4083 genautomata.c, langhooks.c, langhooks.h, system.h,
4084 config/arm/lib1funcs.asm: Update copyright.
4086 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4088 * dbxout.c (dbxout_function_end): Emit Lscope label always.
4090 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
4093 * doc/install.texi: Document --with-gc.
4095 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
4097 * simplify-rtx.c (simplify_unary_operation): Add a missing
4100 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4102 PR tree-optimization/18663
4103 * tree-ssa-dom.c (extract_range_from_cond): Return 0
4104 if the type has variable bounds.
4106 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
4108 * gcse.c: Remove an obsolete comment.
4110 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
4112 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
4114 * doc/extend.texi (Function Attributes) <Attribute const>: The
4115 attribute "pure" is below this text, not above.
4117 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4119 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
4120 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
4121 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
4123 2005-02-20 Zack Weinberg <zack@codesourcery.com>
4126 * langhooks.h (struct lang_hooks): Add to_target_charset.
4127 * langhooks.c (lhd_to_target_charset): New function.
4128 * langhooks-def.h: Declare lhd_to_target_charset.
4129 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
4130 (LANG_HOOKS_INITIALIZER): Update.
4131 * c-common.c (c_common_to_target_charset): New function.
4132 * c-common.h: Declare it.
4133 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
4134 c_common_to_target_charset.
4136 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
4137 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
4139 * system.h: Poison them.
4140 * doc/tm.texi: Don't discuss them.
4141 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
4142 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
4143 (pp_c_char): Do not attempt to generate letter escapes for
4145 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
4146 * config/mips/mips.c (mips_output_ascii): Likewise.
4148 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
4150 PR tree-optimization/19951
4151 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
4154 2005-02-19 Steven Bosscher <stevenb@suse.de>
4157 * function.h (struct function): New field `max_loop_depth'.
4158 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
4159 (flow_loops_find): Reset the max loop depth count before finding loops.
4160 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
4161 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
4162 (calculate_global_regs_live): Make sure the loop will terminate
4163 when the initial sets are not empty.
4165 2005-02-19 Zack Weinberg <zack@codesourcery.com>
4167 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
4169 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
4171 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
4174 * doc/invoke.texi: Remove documentation of %M spec.
4176 (init_spec): Remove %M suffix from -lgcc_s.
4177 (do_spec_1): Remove 'M' case.
4178 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
4179 to put shared libraries in the multilib directory. Remove the
4180 shlib_so_soname substitution variable. Don't add a multilib encoding
4181 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
4182 reported by -print-multi-os-directory. Pass @multilib_dir@ to
4183 SHLIB_INSTALL as well as SHLIB_LINK.
4184 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
4185 (SHLIB_NAME): Delete.
4186 (SHLIB_DIR): New macro.
4187 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
4188 (SHLIB_INSTALL): Adjust accordingly.
4189 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
4190 * config/t-slibgcc-sld: Likewise.
4191 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
4192 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
4193 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
4195 (SHLIBUNWIND_INSTALL): Adjust accordingly.
4196 * config/i386/t-nwld (SHLIB_SONAME): Delete.
4197 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
4198 Use @shlib_base_name@ instead of @shlib_so_name@.
4199 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
4200 and @shlib_base_name@.so in @multilib_dir@.
4201 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
4202 to the install path.
4203 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
4204 (SHLIB_LINK): Remove previous workaround.
4205 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
4206 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
4207 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
4209 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
4210 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
4211 (SHLIB_INSTALL): Adjust accordingly.
4212 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
4213 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
4214 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
4215 config/t-slibgcc-elf-ver.
4217 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
4218 Jakub Jelinek <jakub@redhat.com>
4220 PR tree-optimization/19828
4221 * tree-ssa-loop-im.c: Add a TODO comment.
4222 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
4223 without side-effects.
4225 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4227 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
4230 2005-02-18 James E. Wilson <wilson@specifixinc.com>
4232 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
4233 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
4234 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
4236 (ia64_reorg): Delete fixup_errata call.
4237 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
4238 (TARGET_SWITCHES): Delete -mb-step entry.
4240 2005-02-19 Jakub Jelinek <jakub@redhat.com>
4243 * c-typeck.c (composite_type): Handle quals in transparent unions.
4244 (type_lists_compatible_p): Likewise.
4246 2005-02-18 Stan Shebs <shebs@apple.com>
4248 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
4249 expressions in the .literal8 section.
4251 2005-02-18 Geoffrey Keating <geoffk@apple.com>
4253 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
4255 2005-02-18 Roger Sayle <roger@eyesopen.com>
4257 * fold-const.c (constant_boolean_node): Always create values of the
4258 specified type, don't bother calling truthvalue_conversion.
4260 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4262 * except.c (output_function_exception_table): Call
4263 assemble_external_libcall (eh_personality_libfunc).
4265 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4268 * config/ia64/ia64.h (struct machine_function): Add state_num.
4269 * config/ia64/ia64.c (process_epilogue,
4270 process_for_unwind_directive): Use new unwind state numbers each
4271 time rather than state 1.
4273 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
4276 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
4277 before the "*llgt_didi" pattern.
4279 2005-02-18 Jason Merrill <jason@redhat.com>
4281 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
4283 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
4285 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
4286 (div0): Use it in place of ARM_FUNC_ALIAS.
4287 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
4289 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
4292 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
4293 access, the lower bound of the array type if it exists.
4295 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
4298 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
4299 cases that are out-of-range for the index type.
4301 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4303 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
4304 (estimate_case_costs): Don't call convert.
4305 * expmed.c (expand_shift): Likewise.
4306 (make_tree): Call fold_convert instead of convert.
4308 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4311 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
4312 that ref to be marked MEM_READONLY_P doesn't have base that needs
4315 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4317 * genautomata.c (output_get_cpu_unit_code_func,
4318 output_cpu_unit_reservation_p): Don't generate old-style function
4321 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4324 PR tree-optimization/20009
4325 * convert.c (convert_to_integer): Revert 2005-02-16 change.
4327 PR tree-optimization/18947
4328 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
4329 inline, remove all nodes that are inlined into the extern inline
4332 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4334 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
4335 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
4336 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
4337 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
4340 2005-02-17 Roger Sayle <roger@eyesopen.com>
4342 PR tree-optimization/19917
4343 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
4344 to be potentially trapping.
4346 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4348 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
4350 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
4352 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
4353 tem becomes a local variable which is set to the value of the
4354 back end defined INITIAL_FRAME_ADDRESS macro.
4355 (expand_builtin_frame_address): Omit the base parameter to
4356 expand_builtin_return_addr.
4357 (expand_builtin_profile_func): Likewise.
4358 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
4359 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
4360 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
4362 2005-02-17 Jakub Jelinek <jakub@redhat.com>
4364 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
4365 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
4366 * config/frv/frv.c (frv_function_epilogue): Likewise.
4368 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
4370 * lambda-code (perfect_nestify): Remove mark/unmark
4372 * tree-loop-linear.c (linear_transform_loops): Add
4373 rewrite_into_ssa call so that ssa is correct for
4374 rewriting into loop closed.
4376 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
4378 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
4379 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
4381 * bt-load.c (btr_def_live_range, combine_btr_defs,
4382 migrate_btr_def, migrate_btr_defs): Likewise.
4383 * cfgcleanup.c (thread_jump): Likewise.
4384 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
4385 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
4386 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
4387 df_rd_local_compute, df_reg_info_compute): Likewise.
4388 * dominance.c (init_dom_info, free_dom_info): Likewise.
4389 * flow.c (init_propagate_block_info,
4390 free_propagate_block_info): Likewise.
4391 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
4392 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
4393 modify_reg_pav): Likewise.
4394 * loop-invariant.c (find_defs, find_invariant_insn,
4395 find_invariants, free_inv_motion_data): Likewise.
4396 * predict.c (tree_predict_by_opcode,
4397 estimate_bb_frequencies): Likewise.
4398 * stmt.c (expand_case): Likewise.
4399 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
4400 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
4401 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
4402 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
4403 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
4404 rewrite_ssa_into_ssa): Likewise.
4405 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4406 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
4407 analyze_edges_for_bb, perform_edge_inserts): Likewise.
4408 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
4409 * tree-sra.c (tree_sra): Likewise.
4410 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
4411 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4412 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
4413 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4414 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
4415 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
4417 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
4418 calculate_live_on_entry, calculate_live_on_exit,
4419 build_tree_conflict_graph): Likewise.
4420 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
4421 record_important_candidates, set_use_iv_cost, find_depends,
4422 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
4423 tree_ssa_iv_optimize_finalize): Likewise.
4424 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
4425 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
4426 tree_duplicate_loop_to_header_edge): Likewise.
4427 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
4428 * tree-ssa.c (verify_flow_insensitive_alias_info,
4429 verify_name_tags, verify_ssa, init_tree_ssa,
4430 delete_tree_ssa): Likewise.
4431 * tree-ssanames.c (marked_ssa_names, init_ssanames,
4432 fini_ssanames): Likewise.
4433 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
4435 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
4437 * config/rs6000/t-rtems: Completely reworked.
4439 2005-02-17 Ira Rosen <irar@il.ibm.com>
4441 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
4443 2005-02-17 Ira Rosen <irar@il.ibm.com>
4445 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
4446 POINTER_TYPE_P when checking that type is a pointer.
4447 (vect_get_memtag): Remove.
4448 (vect_address_analysis): Use POINTER_TYPE_P. Call
4449 vect_object_analysis with dummy parameter for memtag.
4450 (vect_object_analysis): Extract memtag (functionality that
4451 used to be in vect_get_memtag and moved here). Fix printings.
4452 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
4453 with correct parameters. Remove call to vect_get_memtag.
4455 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
4457 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
4458 (tree-vectorizer.o): Added missing dependencies.
4460 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
4462 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
4463 declaration in tree-vectorizer.c, now has an extern declaration in
4465 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4466 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4467 get_vectype_for_scalar_type, vect_is_simple_use,
4468 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4469 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
4470 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
4471 vectorizable_store, vectorizable_operation, vectorizable_assignment,
4472 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
4473 find_loop_location): Likewise.
4475 * tree-vectorizer.c (langhooks.h): #include removed.
4476 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
4477 moved to tree-vectorized.h.
4478 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4479 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4480 get_vectype_for_scalar_type, vect_is_simple_use,
4481 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4482 vect_supportable_dr_alignment, new_loop_vec_info,
4483 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
4484 vect_set_verbosity_level, find_loop_location): Likewise.
4486 (vect_analyze_loop): Function externalized. Declaration moved to
4487 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
4488 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
4489 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
4490 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
4491 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
4492 vect_enhance_data_refs_alignment, vect_analyze_operations,
4493 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
4494 vect_stmt_relevant_p, vect_get_loop_niters,
4495 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
4496 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
4497 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
4498 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
4499 vect_get_memtag): Likewise.
4501 (vectorizable_load): Function externalized. Declaration moved to
4502 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
4503 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
4504 vect_transform_loop): Likewise.
4505 (vect_transform_stmt): Moved to tree-vect-transform.c.
4506 (vect_align_data_ref, vect_create_destination_var,
4507 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
4508 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
4509 vect_get_vec_def_for_operand, vect_init_vector,
4510 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
4511 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
4512 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
4513 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
4514 vect_do_peeling_for_loop_bound): Likewise.
4516 * tree-vect-analyze.c: New file.
4517 * tree-vect-transform.c: New file.
4519 2005-02-17 Jason Merrill <jason@redhat.com>
4521 PR mudflap/19319, c++/19317
4522 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
4525 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
4527 * doc/install.texi (Specific): Update link for Darwin-specific
4530 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
4532 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
4533 constant_boolean_node.
4535 2005-02-16 David Edelsohn <edelsohn@gnu.org>
4538 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
4539 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
4541 2005-02-16 Richard Henderson <rth@redhat.com>
4544 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
4546 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
4547 replace uses with Wtype_MAXp1_F.
4548 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
4549 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
4550 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
4551 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
4552 and HAVE_TFMODE as appropriate.
4553 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
4554 (__floatdisf): Likewise.
4555 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
4556 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
4557 (Wtype_MAXp1_F): New.
4558 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
4559 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
4561 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
4564 * arm.c (arm_apply_result_size): New function.
4565 * arm.h (APPLY_RESULT_SIZE): Define.
4566 * arm-protos.h (arm_apply_result_size): Add prototype.
4567 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
4568 (movxf): New expand.
4569 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
4570 (call_value_symbol): Remove predicate for operand 0.
4571 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
4572 (untyped_call): Rework to correclty return values for any type.
4573 (untyped_return): New expand.
4574 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
4576 2005-02-16 Stan Shebs <shebs@apple.com>
4578 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
4579 * config/rs6000/t-darwin8: New, for 64-bit multilib.
4581 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4583 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
4584 configure settings on Solaris 7 and later.
4586 2005-02-16 Diego Novillo <dnovillo@redhat.com>
4588 PR tree-optimization/19865
4589 * tree-optimize.c (init_tree_optimization_passes): Run
4590 pass_may_alias after pass_sra.
4592 2005-02-16 Richard Henderson <rth@redhat.com>
4593 Stuart Hastings <stuart@apple.com>
4596 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
4597 Do nothing if debug info suppressed for this function.
4598 (dbxout_begin_function): Early exit if debug info suppressed for
4601 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
4604 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
4606 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4608 PR tree-optimization/19967
4609 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
4610 expand_builtin_strchr, expand_builtin_strrchr): Take a new
4611 argument TYPE. Adjust calls to fold_builtin_XXX.
4612 (expand_builtin, fold_builtin_1): Adjust calls to
4614 (fold_builtin_strchr, fold_builtin_strpbrk,
4615 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
4616 result to a requested type TYPE.
4618 2005-02-16 Jakub Jelinek <jakub@redhat.com>
4621 * fold-const.c (fold): Don't optimize (T)(x & cst) to
4622 (T)x & (T)cst if (T)cst overflows.
4623 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
4624 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
4626 2005-02-15 Jeff Law <law@redhat.com>
4628 * gcse.c (blocks_with_calls): New bitmap.
4629 (alloc_gcse_mem): Allocate it.
4630 (free_gcse_mem): Free it.
4631 (clear_modifY_mem_tables): Clear it.
4632 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
4633 when we encounter CALL_INSNs.
4634 (compute_transp, case MEM): Handle blocks with calls separate
4635 from blocks without calls. Use bitmap iterators rather than
4638 2005-02-15 Peter O'Gorman <peter@pogma.com>
4641 * mklibgcc.in (vis_hide): Use a temporary object file, not
4644 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
4647 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
4648 access optimization.
4650 2005-02-15 David Edelsohn <edelsohn@gnu.org>
4651 Alan Modra <amodra@bigpond.net.au>
4654 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
4655 (_xlqsub): Rename to __gcc_qsub.
4656 (_xlqmul): Rename to __gcc_qmul.
4657 (_xlqdiv): Rename to __gcc_qdiv.
4658 Provide versioned symbol aliases with old names.
4659 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
4660 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
4661 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
4662 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
4663 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
4665 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4667 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
4668 Fold ~(A - 1) and ~(A + -1) to -A.
4670 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4674 * config/host-linux.c (linux_gt_pch_use_address): Copy from
4675 config/pa/pa-host.c:pa_gt_pch_use_address.
4677 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
4679 * tree-vn.c (get_value_handle): Make sure that given an
4680 is_gimple_min_invariant expression, we always return it.
4682 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4684 * passes.c (rest_of_handle_gcse): Fix a comment.
4686 2005-02-15 Jeff Law <law@redhat.com>
4688 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
4690 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
4691 (canon_list_insert, record_last_mem_set_info): Similarly.
4692 (clear_modify_mem_tables): Similarly.
4694 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4696 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
4697 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
4698 config/mips/mips.md, config/rs6000/aix.h,
4699 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
4701 2005-02-15 Richard Henderson <rth@redhat.com>
4703 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
4704 call to be best_edge.
4706 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4708 * basic-block.h: Adjust the prototype for find_basic_blocks.
4709 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
4710 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
4713 * flow.c (recompute_reg_usage): Remove all arguments.
4714 * passes.c (rest_of_compilation): Adjust the call to
4715 recompute_reg_usage.
4716 * rtl.h: Adjust the prototype for recompute_reg_usage.
4718 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
4720 * tree-dump.c (dump_files): Update to reflect new member
4722 (dump_register): Add new argument.
4724 (dump_switch_p_1): Check against glob name if doglob was passed.
4725 (dump_switch_p): Check against regular first, then glob if
4726 we didn't have any hits on the dump name.
4727 * tree-optimize.c (register_one_dump_file):
4728 Pass in glob name as well.
4729 * tree-pass.h (struct dump_file_info): Add glob
4732 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
4734 PR preprocessor/16323
4735 * doc/invoke.texi: Document that -Wendif-labels is on by default.
4737 2005-02-14 David Edelsohn <edelsohn@gnu.org>
4740 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
4741 (trunctfdf2_internal1): New.
4742 (trunctfdf2_internal2): Renamed from trunctfdf2.
4744 2005-02-14 Diego Novillo <dnovillo@redhat.com>
4746 PR tree-optimization/19853
4747 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
4749 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4751 * passes.c (rest_of_handle_loop_optimize): Remove calls to
4752 delete_dead_jumptables and cleanup_cfg.
4754 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
4756 * reload.c (find_reloads): Swap address_reloaded flags when
4757 swapping commutative operands.
4759 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
4761 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
4762 Use standard_iv_increment_position for computing the bsi position
4764 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
4767 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
4770 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
4771 life range of hard registers.
4772 * value-prof.c (insn_prefetch_values_to_profile): Only
4775 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
4776 profile in libcalls.
4778 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
4780 * bitmap.h (bitmap_and_compl_into): Return bool.
4781 * bitmap.c (bitmap_and_compl_into): Return changed flag.
4783 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4785 PR tree-optimization/19944
4786 * fold-const.c (fold): Re-add ABS_EXPR folding.
4788 2005-02-13 David Edelsohn <edelsohn@gnu.org>
4791 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
4792 {TARGET,MASK}_XL_COMPAT.
4793 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
4795 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
4796 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
4798 (rs6000_arg_partial_bytes): Same.
4799 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
4800 and XL compatibility enabled.
4801 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
4802 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
4803 test to final condition.
4804 (cmptf_internal2): New.
4805 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
4806 xl-compat. Add TFmode information to description.
4808 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
4810 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
4812 2005-02-13 Jason Merrill <jason@redhat.com>
4815 * fold-const.c (fold_indirect_ref_1): Split out from...
4816 (build_fold_indirect_ref): Here.
4817 (fold_indirect_ref): New fn.
4818 * tree.h: Declare it.
4819 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
4820 (gimplify_modify_expr_rhs): Likewise.
4821 (gimplify_expr): Likewise.
4823 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4825 PR tree-optimization/14303
4826 PR tree-optimization/15784
4827 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
4828 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
4829 ABS_EXPR<x> != 0 to x != 0.
4831 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
4833 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
4834 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
4835 spelling conventions.
4837 * passes.c (rest_of_handle_gcse): Don't run cse_main and
4838 delete_trivially_dead_insns too many times.
4840 * passes.c (rest_of_handle_gcse): Remove dead assignments to
4843 2005-02-12 Ira Rosen <irar@il.ibm.com>
4845 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
4846 (vect_is_simple_iv_evolution): Remove redundant parameter
4848 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
4849 without last parameter.
4850 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
4851 Return pointer step. Call vect_is_simple_iv_evolution without
4852 last parameter. Check only that the step is multiple of size
4853 type. Remove stmt_vinfo updates.
4854 (vect_get_memtag_and_dr): Remove.
4855 (vect_get_memtag): New function.
4856 (vect_address_analysis): New function.
4857 (vect_object_analysis): New function.
4858 (vect_analyze_data_refs): Call vect_object_analysis and
4859 vect_get_memtag. Update stmt_vinfo fields.
4861 2005-02-12 Ira Rosen <irar@il.ibm.com>
4863 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
4864 exist and are objects. Remove checks for pointer.
4865 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
4866 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
4867 (vect_create_data_ref_ptr): Likewise.
4868 (vect_base_addr_differ_p): New function.
4869 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
4870 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
4871 Don't set the DR_BASE_NAME field of data-ref.
4872 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
4874 2005-02-12 Uros Bizjak <uros@kss-loka.si>
4876 * optabs.h (enum optab_index): Add new OTI_ldexp.
4877 (ldexp_optab): Define corresponding macro.
4878 * optabs.c (init_optabs): Initialize ldexp_optab.
4879 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
4881 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
4883 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
4884 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
4886 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
4887 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
4890 2005-02-12 Ira Rosen <irar@il.ibm.com>
4892 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
4894 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
4896 (vect_get_base_and_offset): Always return an address.
4897 (vect_create_addr_base_for_vector_ref): Remove treatment for
4898 different data reference types.
4899 (vect_compute_data_ref_alignment): Rename base to base_address in
4900 stmt_vec_info. Get the object in order to force its alignment.
4901 (vect_get_memtag_and_dr): Rename base to base_address in
4902 stmt_vec_info. Extract the object for memtag analysis.
4904 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
4906 PR regression/19898.
4907 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
4908 changes cc_status, use apply modified_in_p to part of cc_status
4909 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
4912 2005-02-11 Richard Henderson <rth@redhat.com>
4914 * tree-complex.c (expand_complex_libcall): New.
4915 (expand_complex_multiplication): Use it for c99 compliance.
4916 (expand_complex_division): Likewise.
4917 * fold-const.c (fold_complex_add, fold_complex_mult): New.
4919 * builtins.c (built_in_names): Remove const.
4920 * tree.c (build_common_builtin_nodes): Build complex arithmetic
4922 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
4923 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
4924 (built_in_names): Remove const.
4925 * c-common.c (c_common_type_for_mode): Handle complex modes.
4926 * flags.h, toplev.c (flag_complex_method): Rename from
4927 flag_complex_divide_method.
4928 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
4929 __mulsc3, __muldc3, __mulxc3, __multc3): New.
4930 * libgcc2.h: Declare them.
4931 * libgcc-std.ver: Export them.
4932 * mklibgcc.in (lib2funcs): Build them.
4934 2005-02-11 Steven Bosscher <stevenb@suse.de>
4936 PR tree-optimization/19876
4937 Partially revert my change from 2005-01-14
4938 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
4939 (compute_antic): ...and remove the loop here.
4941 2005-02-11 Jakub Jelinek <jakub@redhat.com>
4944 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
4945 is number of inner's bits, avoid creating a BIT_FIELD_REF.
4947 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
4948 crtend.o if -pie. Use %{x:a;:b} spec syntax.
4950 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
4952 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
4953 offsets for the big-endian 32-bit case.
4955 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
4957 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4959 2005-02-11 Dale Johannesen <dalej@apple.com>
4961 * cselib.c (cselib_process_insn): Clear out regs where
4962 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
4963 * reload.c (find_equiv_reg): Ditto.
4965 2005-02-11 Ian Lance Taylor <ian@airs.com>
4967 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
4970 * tree.c (build_function_type_list): Work correctly if there are
4973 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
4975 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
4976 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
4977 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
4978 TARGET_ZARCH instead of TARGET_64BIT.
4980 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
4982 * config/rs6000/t-rtems:
4983 (MULTILIB_OPTIONS): Remove mcpu=602.
4984 (MUTLILIB_DIRNAMES): Remove m602.
4985 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
4986 Let mcpu=602 match mcpu=603.
4987 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
4989 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4991 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
4994 2005-02-10 David Daney <ddaney@avtrex.com>
4996 * config/alpha/linux-unwind.h: Add exception clause to copyright.
4997 * config/i386/linux-unwind.h: Likewise.
4998 * config/ia64/linux-unwind.h: Likewise.
4999 * config/mips/linux-unwind.h: Likewise.
5000 * config/pa/linux-unwind.h: Likewise.
5001 * config/rs6000/linux-unwind.h: Likewise.
5002 * config/s390/linux-unwind.h: Likewise.
5003 * config/sh/linux-unwind.h: Likewise.
5004 * config/sparc/linux-unwind.h: Likewise.
5006 2005-02-10 Steven Bosscher <stevenb@suse.de>
5008 PR tree-optimization/17549
5009 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5010 TER to replace a DEF with its expression if the DEF and the
5011 rhs of the expression we replace into have the same root
5014 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5016 * config/mips/mips.md: Fix the placement of the match_scratch in the
5019 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5021 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5024 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5026 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5027 (strip_offset): Handle addresses.
5028 (add_address_candidates): Use strip_offset.
5029 (difference_cost): Reflect strip_offset change.
5030 (force_var_cost, difference_cost): Strip nops.
5032 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5034 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5036 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5037 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5038 config/cris/cris-protos.h, config/cris/cris.c: Update
5041 2005-02-10 Jeff Law <law@redhat.com>
5043 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
5044 (lookup_avail_expr): Similarly.
5046 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
5048 * builtins.c (fold_builtin_powi): New function.
5049 (fold_builtin_1): Call it.
5051 2005-02-10 Steven Bosscher <stevenb@suse.de>
5053 PR documentation/19309
5054 * doc/cpp.texi: The __GNUC__ and related predefined macros
5055 are also defined for the "standalone" cpp.
5056 Some non-GCC compilers may also define __GNUC__.
5058 2005-02-10 Jakub Jelinek <jakub@redhat.com>
5061 * c-typeck.c (common_type): New routine. Old common_type renamed
5063 (c_common_type): ...this.
5064 (build_conditional_expr, build_binary_op): Use c_common_type instead
5067 2005-02-10 Steven Bosscher <stevenb@suse.de>
5069 * doc/md.texi: Replace @samp{length} with @code{length}.
5071 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5073 PR tree-optimization/18687
5074 * tree-flow.h (find_loop_niter): Declare.
5075 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
5076 Try using scev even for loops with more than one exit.
5077 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
5078 (struct ivopts_data): Added niters field.
5079 (struct nfe_cache_elt): New.
5080 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
5082 (tree_ssa_iv_optimize_init): Initialize niters cache.
5083 (determine_number_of_iterations): Removed.
5084 (find_induction_variables): Do not call determine_number_of_iterations.
5085 Access niters for single exit through niter_for_single_dom_exit.
5086 (add_iv_outer_candidates): Access niters for single exit through
5087 niter_for_single_dom_exit.
5088 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
5089 number_of_iterations_cond.
5090 (iv_period): New function.
5091 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
5092 (may_replace_final_value): Take data argument. Use
5093 niter_for_single_dom_exit.
5094 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
5095 (rewrite_use_compare): Pass data to may_eliminate_iv.
5096 (rewrite_use_outer): Pass data to may_replace_final_value.
5097 (free_loop_data): Clean up the niters cache.
5098 (tree_ssa_iv_optimize_finalize): Free the niters cache.
5099 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
5100 * tree-ssa-loop-niter.c (find_loop_niter): New function.
5101 (find_loop_niter_by_eval): Use tree_int_cst_lt.
5102 (num_ending_zeros): Moved to tree.c.
5103 * tree.h (num_ending_zeros): Declare.
5104 * tree.c (num_ending_zeros): Moved from tree.c.
5106 2005-02-09 Richard Henderson <rth@redhat.com>
5108 * builtins.c (DEF_BUILTIN): Add COND argument.
5109 * tree.h (DEF_BUILTIN): Likewise.
5110 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
5111 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
5113 (DEF_BUILTIN_STUB): New.
5114 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
5115 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
5116 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
5117 * c-common.c (DEF_BUILTIN): Add COND argument.
5118 * tree.c (local_define_builtin): New.
5119 (build_common_builtin_nodes): New.
5121 2005-02-09 Roger Sayle <roger@eyesopen.com>
5123 * fold-const.c (fold_strip_sign_ops): New function to simplify a
5124 floating point expression ignoring the sign of the result.
5125 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
5126 (fold) <MULT_EXPR>: Use it to simplify x*x.
5127 * tree.h (fold_strip_sign_ops): Prototype here.
5128 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
5129 argument. Use fold_strip_sign_ops to simplify the first argument.
5130 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
5131 first argument when the second argument is an even integer
5132 constant, but only with -funsafe_math_optimizations.
5133 (fold_builtin_1): Update call to fold_builtin_copysign.
5135 2005-02-09 Ian Lance Taylor <ian@airs.com>
5138 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
5139 just check whether EH_FILTER_FAILURE falls through.
5141 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
5143 * gcc/haifa-sched.c (schedule_block): Make queued sched group
5144 insns return to ready list in the next turn.
5146 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5149 * builtins.def: New __builtin_powi[lf].
5150 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
5151 (expand_builtin_powi): New function.
5152 (expand_builtin): Dispatch to expand_builtin_powi.
5153 * libgcc2.h: Add prototypes for __builtin_powi[lf].
5154 * libgcc2.c: Add __builtin_powi[lf] implementation.
5155 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
5156 * optabs.h: Add powi_optab.
5157 * optabs.c (init_optabs): Initialize powi_optab.
5158 * doc/extend.texi: Document __builtin_powi[lf].
5160 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
5162 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
5165 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5168 * fold-const.c (try_move_mult_to_index): Remove redundant
5169 type argument. Create ADDR_EXPR with correct type.
5170 (fold): Update callers of try_move_mult_to_index. Convert
5171 result to the appropriate type.
5173 2005-02-09 Roger Sayle <roger@eyesopen.com>
5176 * config/avr/avr.c (default_rtx_costs): Delete.
5177 (avr_operand_rtx_cost): New function.
5178 (avr_rtx_costs): Completely rewrite.
5180 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
5183 * config/cris/cris.c (in_code): New variable.
5184 (cris_output_addr_const): Now a static function, a wrapper for
5186 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
5187 case from old cris_output_addr_const.
5188 (cris_asm_output_label_ref): Similar for LABEL_REF.
5189 (cris_output_addr_const_extra): Similar for UNSPEC.
5190 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
5191 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
5192 * config/cris/cris-protos.h (cris_output_addr_const): Remove
5194 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
5195 (cris_asm_output_label_ref): Declare.
5197 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
5199 PR preprocessor/19801
5200 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
5201 filenames that changed when libcpp was moved to the toplevel.
5203 2005-02-07 Roger Sayle <roger@eyesopen.com>
5205 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5206 zero extensions of BImode operands. Call lowpart_subreg instead
5207 of gen_lowpart_common and gen_lowpart_SUBREG.
5209 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
5212 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
5213 * configure.ac: Set cc_for_cross_gnattools.
5214 * configure: Regenerate.
5216 2005-02-08 Alan Modra <amodra@bigpond.net.au>
5219 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
5221 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5224 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
5225 of nested functions.
5227 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
5229 * doc/extend.texi: Document deprecated extensions allowing
5230 static floating-point members to have initializers and allowing
5231 floating-point literals in integral constant expressions.
5233 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
5235 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
5236 config/darwin7.h, config/mips/mips.c,
5237 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
5240 * cse.c: Update comments.
5242 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
5245 * builtins.c (fold_builtin_sqrt): Transform
5246 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
5249 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
5250 Dorit Naishlos <dorit@il.ibm.com>
5252 * doc/invoke.texi (ftree-vectorizer-verbose): New.
5253 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
5254 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
5256 * tree.h (vect_set_verbosity_level): New extern function declaration
5258 * tree-vectorizer.h (verbosity_levels): New enum type.
5259 * tree-vectorizer.c (vect_debug_stats): Function removed.
5260 (vect_debug_details): Likewise.
5261 (vect_verbosity_level): Global variable was defined and initialized.
5262 (vect_dump): Global variable definition.
5263 (vect_print_dump_info): New function.
5264 (vect_set_dump_settings): New function.
5265 (vect_set_verbosity_level): New function.
5266 (vectorize_loops): Add call to vect_set_dump_settings.
5268 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
5269 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5270 (slpeel_tree_peel_loop_to_edge): Likewise.
5272 (vect_analyze_offset_expr): Call to vect_print_dump_info with
5273 appropriate verbosity level instead of call to vect_debug_details
5274 or vect_debug_stats.
5275 (vect_get_base_and_offset):
5276 (vect_create_addr_base_for_vector_ref):
5277 (get_vectype_for_scalar_type):
5278 (vect_create_data_ref_ptr):
5280 (vect_get_vec_def_for_operand):
5281 (vect_finish_stmt_generation):
5282 (vectorizable_assignment):
5283 (vectorizable_operation):
5284 (vectorizable_store):
5285 (vectorizable_load):
5286 (vect_transform_stmt):
5287 (vect_update_ivs_after_vectorizer):
5288 (vect_do_peeling_for_loop_bound):
5289 (vect_update_inits_of_drs):
5290 (vect_do_peeling_for_alignment):
5291 (vect_transform_loop):
5292 (vect_is_simple_use):
5293 (vect_analyze_operations):
5294 (vect_is_simple_iv_evolution):
5295 (vect_analyze_scalar_cycles):
5296 (vect_analyze_data_ref_dependence):
5297 (vect_analyze_data_ref_dependences):
5298 (vect_compute_data_ref_alignment):
5299 (vect_enhance_data_refs_alignment):
5300 (vect_analyze_data_refs_alignment):
5301 (vect_analyze_data_ref_access):
5302 (vect_analyze_data_ref_accesses):
5303 (vect_analyze_pointer_ref_access):
5304 (vect_get_memtag_and_dr):
5305 (vect_analyze_data_refs):
5306 (vect_mark_relevant):
5307 (vect_stmt_relevant_p):
5308 (vect_mark_stmts_to_be_vectorized):
5309 (vect_can_advance_ivs_p):
5310 (vect_get_loop_niters):
5311 (vect_analyze_loop_form):
5312 (vect_analyze_loop):
5313 (vectorize_loops): Likewise.
5315 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
5316 (vect_update_inits_of_drs):
5317 (vect_do_peeling_for_alignment):
5318 (vect_transform_loop):
5319 (vect_analyze_operations):
5320 (vect_analyze_scalar_cycles):
5321 (vect_analyze_data_ref_dependences):
5322 (vect_analyze_data_refs_alignment):
5323 (vect_analyze_data_ref_accesses):
5324 (vect_analyze_data_refs):
5325 (vect_mark_stmts_to_be_vectorized):
5326 (vect_get_loop_niters):
5327 (vect_analyze_loop_form):
5328 (vect_analyze_loop): Likewise.
5329 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
5331 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
5335 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5336 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5337 either -ffast-math or -funsafe-math-optimizations is in use.
5339 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5340 * config/mips/irix-csr.c: New file.
5341 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5342 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5343 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5346 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
5348 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
5349 redundant, incorrect definitions.
5351 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
5353 ("*tls_indirect_call"): New, reference hard regs directly.
5354 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
5356 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5358 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
5359 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
5361 2005-02-06 Roger Sayle <roger@eyesopen.com>
5363 PR rtl-optimization/19800
5364 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
5365 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
5368 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5370 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
5372 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
5375 * doc/invoke.texi: Correct documentation of -freorder-functions.
5377 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5380 * doc/invoke.texi: Don't mention gccbug.
5382 2005-02-06 Roger Sayle <roger@eyesopen.com>
5383 Andrew Pinski <pinskia@physics.uc.edu>
5384 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5386 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5387 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
5388 into just (zero_extract:SI FOO (const_int 1) BAR).
5390 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5392 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
5393 macro locally. Don't give last revision date. Use GCC version
5394 number from gcc-common.texi.
5395 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
5396 revision date. Use GCC version number from gcc-common.texi.
5397 Describe being a library as current state rather than as 3.x
5399 * doc/gcc.texi: Remove last update date.
5400 * doc/gccint.texi: Likewise. Update copyright dates.
5401 * doc/install.texi: Update copyright dates.
5403 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5406 * doc/invoke.texi: Mention for each option included in -Wall that
5407 it is included in -Wall.
5408 * doc/gcc.texi: Update copyright and last modification date.
5410 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5412 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
5413 unnecessary cast to original induction variable increments.
5415 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5417 PR tree-optimization/18219
5418 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
5419 in distributed form.
5421 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
5423 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
5424 Set bitpos and offset later in the function. Do nothing if the
5425 target is a register and if the bitfield lies completely outside
5427 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
5428 here. Return an uninitialised register if the source value is stored
5429 in a register and the bitfield lies completely outside that register.
5431 2005-02-06 Steven Bosscher <stevenb@suse.de>
5433 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
5436 2005-02-06 Marcin Dalecki <martin@dalecki.de>
5438 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
5440 2005-02-06 Geoffrey Keating <geoffk@apple.com>
5442 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
5443 * config/darwin8.h: New.
5444 * config/darwin7.h: Update comment.
5446 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5447 Dorit Naishlos <dorit@il.ibm.com>
5449 * tree-vectorizer.h (LOC): New type.
5450 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
5451 (loop_line_number): New field in struct _loop_vec_info.
5452 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
5454 * tree-vectorizer.c (input.h): Included.
5455 (find_loop_location): New function.
5456 (vect_debug_stats): Argument changed from loop to LOC. Computation of
5457 loop line number removed.
5458 (vect_debug_details): Likewise.
5459 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
5461 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
5462 call to vect_debug_details/stats changed from loop to loop_loc.
5463 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5464 (slpeel_tree_peel_loop_to_edge): Likewise.
5466 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
5467 changed from NULL to UNKNOWN_LOC.
5468 (vect_get_base_and_offset):
5469 (vect_create_addr_base_for_vector_ref):
5470 (get_vectype_for_scalar_type):
5471 (vect_create_data_ref_ptr):
5473 (vect_get_vec_def_for_operand):
5474 (vect_finish_stmt_generation):
5475 (vectorizable_assignment):
5476 (vectorizable_operation):
5477 (vectorizable_store):
5478 (vectorizable_load):
5479 (vect_transform_stmt):
5480 (vect_update_ivs_after_vectorizer):
5481 (vect_do_peeling_for_loop_bound):
5482 (vect_do_peeling_for_alignment):
5483 (vect_transform_loop):
5484 (vect_is_simple_use):
5485 (vect_analyze_operations):
5486 (vect_is_simple_iv_evolution):
5487 (vect_analyze_scalar_cycles):
5488 (vect_analyze_data_ref_dependences):
5489 (vect_compute_data_ref_alignment):
5490 (vect_enhance_data_refs_alignment):
5491 (vect_analyze_data_ref_access):
5492 (vect_analyze_data_ref_accesses):
5493 (vect_analyze_pointer_ref_access):
5494 (vect_get_memtag_and_dr):
5495 (vect_analyze_data_refs):
5496 (vect_mark_relevant):
5497 (vect_stmt_relevant_p):
5498 (vect_mark_stmts_to_be_vectorized):
5499 (vect_can_advance_ivs_p):
5500 (vect_get_loop_niters):
5501 (vect_analyze_loop):
5502 (vectorize_loops): Likewise.
5504 (vectorizable_load): Argument in call to vect_debug_details/stats
5505 changed from loop to LOOP_LOC (loop_vinfo).
5506 (vect_transform_loop):
5507 (vect_analyze_operations):
5508 (vect_analyze_scalar_cycles):
5509 (vect_analyze_data_ref_dependence):
5510 (vect_enhance_data_refs_alignment):
5511 (vect_analyze_data_ref_accesses):
5512 (vect_analyze_pointer_ref_access):
5513 (vect_analyze_data_refs):
5514 (vect_analyze_loop): Likewise.
5516 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
5517 changed from loop to loop_loc.
5519 (vect_enhance_data_refs_alignment): Removed unused variable loop.
5521 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5522 Dorit Naishlos <dorit@il.ibm.com>
5524 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
5526 (vect_analyze_data_ref_dependences): Likewise.
5528 (vect_is_simple_use): Argument changed from loop structure to
5529 loop_vect_info structure.
5530 (vect_can_advance_ivs_p): Likewise.
5531 (vect_create_index_for_vector_ref): Likewise.
5532 (vect_update_ivs_after_vectorizer): Likewise.
5533 (new_stmt_vec_info): Likewise.
5535 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
5536 changed from loop to loop_vinfo.
5537 (vect_create_data_ref_ptr): First argument in call to
5538 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
5539 (vectorizable_assignment): Second argument in call to vect_is_simple_use
5540 was changed from loop to loop_vinfo.
5541 (vectorizable_operation): Likewise.
5542 (vectorizable_store): Likewise.
5543 (vect_mark_stmts_to_be_vectorized): Likewise.
5544 (vect_do_peeling_for_loop_bound): First argument in call to
5545 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
5546 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
5547 was changed from loop to loop_vinfo.
5548 (vect_analyze_data_ref_dependences): Third argument in call to
5549 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
5551 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
5552 (vect_create_data_ref_ptr): Likewise.
5553 (vect_init_vector): Likewise.
5554 (vect_get_vec_def_for_operand): Likewise.
5555 (vectorizable_assignment): Likewise.
5556 (vectorizable_operation): Likewise.
5557 (vectorizable_store): Likewise.
5558 (vectorizable_load): Likewise.
5559 (vect_update_ivs_after_vectorizer): Likewise.
5560 (vect_is_simple_use): Likewise.
5561 (vect_analyze_data_ref_dependence): Likewise.
5562 (vect_analyze_pointer_ref_access): Likewise.
5563 (vect_can_advance_ivs_p): Likewise.
5565 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
5566 before _stmt_vec_info.
5567 (_stmt_vec_info): Loop field replaced by loop_vec_info.
5568 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
5569 (new_stmt_vec_info): Argument changed from loop structure to
5570 loop_vect_info structure
5572 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
5573 (vect_analyze_offset_expr): Avoid 80 columns overflow.
5574 (vect_create_addr_base_for_vector_ref): Likewise.
5575 (vect_analyze_pointer_ref_access): Likewise.
5577 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5580 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
5581 phi flag if the phi is abnormal.
5583 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5586 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
5587 information for the new statement.
5589 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5592 * gcc.c (main): Include the target in -v output.
5594 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
5596 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
5597 Do not drop the extend if we'd have to add a paradoxical subreg
5598 later. Include optabs.h and insn-codes.h.
5599 * Makefile.in (combine.o): Depend on $(OPTABS_H).
5601 2005-02-02 Roger Sayle <roger@eyesopen.com>
5604 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
5605 * fold-const.c (const_binop): Avoid constant folding floating
5606 point operations in modes that use composite representations.
5607 * simplify-rtx.c (simplify_binary_operation): Likewise.
5609 2005-02-02 Geoffrey Keating <geoffk@apple.com>
5611 * config/rs6000/altivec.md (altivec_dst): Make the first operand
5613 (altivec_dstt): Likewise.
5614 (altivec_dstst): Likewise.
5615 (altivec_dststt): Likewise.
5616 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
5619 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5621 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
5622 EXPR_LOCUS from orig_cond to the new cond_stmt.
5623 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
5626 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5628 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
5629 standard_iv_increment_position. Remove call to bsi_next
5630 (no need to bump the iterator anymore).
5631 (vect_create_index_for_vector_ref): Call
5632 standard_iv_increment_position. Remove second function argument.
5633 (vect_finish_stmt_generation): Remove call to bsi_next
5634 (no need to bump the iterator anymore).
5635 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
5636 to vect_create_index_for_vector_ref.
5638 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5640 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
5641 phis are used out of the loop.
5643 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5646 * c-decl.c (undef_nested_function): New variable.
5647 (pop_scope): Diagnose undefined nested functions.
5648 (finish_function): Don't attempt cgraph processing or genericizing
5649 if current top-level function contained an undefined nested
5650 function. Reset undef_nested_function at the end of a top-level
5653 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
5655 * tree.c (build_int_cst_type): Take sign of the value into account
5656 when deciding whether sign extend the value.
5658 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5661 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
5662 (cpp_options, cc1_options): Change %{std*&ansi} to
5663 %{std*&ansi&trigraphs}.
5665 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5667 * cse.c: Update comments.
5669 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
5671 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
5672 arguments go on the stack. Do not put complex doubles in odd/even
5675 2005-02-02 Steven Bosscher <stevenb@suse.de>
5677 * doc/invoke.texi: Update the options enabled at -O1, -O2,
5678 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
5679 -ftree-pre, and -fthread-jumps.
5681 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
5683 PR tree-optimization/19578
5684 * tree-flow.h (modified_noreturn_calls): Declare.
5685 (noreturn_call_p): Declare.
5686 * tree-flow-inline.h (noreturn_call_p): New function.
5687 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
5688 * tree-cfg.c (modified_noreturn_calls): New variable.
5689 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
5690 that contain a mid-block noreturn call.
5691 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
5693 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5695 * df.c (df_def_record_1, df_uses_record): Don't use
5697 * df.h (DF_FOR_REGALLOC): Remove.
5699 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5702 * c-typeck.c (really_start_incremental_init): Reset
5703 constructor_max_index for arrays of incomplete type.
5705 2005-02-02 Jeff Law <law@redhat.com>
5707 * gcse.c (struct reg_set): Store the block index where the register
5708 was set rather than the setting insn.
5709 (record_one_set, compute_transp): Corresponding changes.
5710 (pre_insert_copy_insn): Do not call replace_one_set.
5711 (replace_one_set): Remove.
5713 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5716 * doc/gcov.texi: Fix typo.
5718 2005-02-01 Richard Henderson <rth@redhat.com
5721 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
5722 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
5724 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
5725 * config/i386/i386-protos.h: Update.
5727 2005-02-01 Steven Bosscher <stevenb@suse.de>
5729 PR tree-optimization/19217
5730 * tree-cfg.c (verify_expr): Use the data field to see if TP was
5731 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
5732 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
5733 that it is walking a PHI node.
5735 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
5737 * doc/extend.texi (Nested Functions): Update.
5739 2005-02-01 Richard Henderson <rth@redhat.com>
5742 * optabs.c (expand_copysign_absneg): Export.
5743 * optabs.h (expand_copysign_absneg): Declare.
5744 * config/rs6000/rs6000.md (copysigntf3): New.
5746 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5748 PR tree-optimization/19633
5749 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
5750 * tree-ssa-alias.c (init_alias_info): Initialize.
5751 (merge_pointed_to_info): Set.
5752 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
5753 (dump_points_to_info_for): Show value of pt_null.
5754 (struct count_ptr_d): Declare.
5755 (find_ptr_dereference): Remove.
5756 (ptr_is_dereferenced_by): Remove.
5757 (count_ptr_derefs): New local function.
5758 (count_uses_and_derefs): New local function.
5759 (compute_points_to_and_addr_escape): Call it. If the number
5760 of dereferences is greater than zero, mark the pointer as
5761 dereferenced. If there are fewer dereferences than uses of
5762 the pointer, the pointer's value escapes.
5764 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5766 PR tree-optimization/19670
5767 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
5769 (verify_use): ... set it here, instead.
5771 2005-02-01 Janis Johnson <janis187@us.ibm.com>
5773 * doc/sourcebuild.texi (Test directives): Fix formatting.
5775 * doc/sourcebuild.texi (Test directives): Describe selector
5778 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
5780 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
5781 specific 64-bit CPUs.
5783 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
5786 * arm.c (arm_eliminable_register): New function.
5787 (adjacent_mem_locations): Don't allow eliminable registers. Use
5788 HOST_WIDE_INT for address offsets.
5789 * arm-protos.h (arm_eliminable_register): Add prototype.
5791 2005-02-01 Steven Bosscher <stevenb@suse.de>
5793 PR optimization/15242
5794 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
5795 * basic-block.h (duplicate_computed_gotos): Add prototype.
5796 * bb-reorder.c (duplicate_computed_gotos): New function to
5797 duplicate sufficiently small blocks ending in a computed jump.
5798 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
5799 if not optimizing for size.
5800 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
5801 never do tail merging for blocks ending in a computed jump.
5802 * doc/invoke.texi: Document the max-goto-duplication-insns param.
5804 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
5806 Patch from Richard Sandiford <rsandifo@redhat.com>
5807 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
5808 from inheriting a subreg equivalence with a non-spill register.
5810 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
5812 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
5814 * config/frv/frv.c (movcc_fp_destination_operand): New.
5815 (gpr_or_memory_operand): Fix typo in comment.
5816 (gpr_or_memory_operand_with_scratch): New.
5817 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
5818 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
5819 movcc_fp_destination_operand.
5820 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
5821 Legitimize memory addresses using a scratch register.
5823 2005-01-31 Jeff Law <law@redhat.com>
5825 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
5826 bitmap a sparse bitmap instead of a simple bitmap.
5827 (mark_def_sites_initialize_block): Corresponding changes.
5828 (ssa_mark_def_sites_initialize_block): Likewise.
5829 (ssa_mark_phi_uses): Likewise.
5830 (mark_def_site, ssa_mark_def_sites): Likewise.
5831 (mark_def_site_blocks): Likewise.
5832 (rewrite_ssa_into_ssa): Likewise.
5834 * tree-ssa-dom.c (record_cond): Pass correct variable type
5835 for last argument to htab_find_slot_with_hash.
5837 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
5838 effects when optimizing 0 % X. Do not try to optimize X % 0.
5840 2005-01-31 James E. Wilson <wilson@specifixinc.com>
5842 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
5845 2005-02-01 Eric Christopher <echristo@redhat.com>
5847 * config/mips/mips.c (override_options): Warn if -mint64
5849 * doc/invoke.texi (MIPS Options): Document that -mint64 is
5852 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
5854 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
5856 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
5857 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
5858 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
5859 (cached_regno): Initialize to INVALID_REGNUM.
5860 (cse_reg_info_table_size,
5861 cse_reg_info_table_first_uninitialized,
5862 cse_reg_info_timestamp): New.
5863 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
5865 (init_cse_reg_info, get_cse_reg_info_1): New.
5866 (get_cse_reg_info): Cache the last look-up.
5867 (new_basic_block): Update the code to clear mappings from
5868 registers to cse_reg_info entries.
5869 (cse_main): Call init_cse_reg_info.
5871 * cse.c (get_cse_reg_info): Update a comment.
5873 2005-01-31 Steven Bosscher <stevenb@suse.de>
5876 * c-decl.c (start_decl): Do not warn about arrays of elements with
5877 an incomplete type here.
5878 (grokdeclarator): Do it here by making a pedwarn an error.
5879 * c-typeck.c (push_init_level): If there were previous errors with
5880 the constructor type, do not warn about braces for initializers.
5881 (process_init_element): Likewise for excess initializer elements.
5883 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
5885 * cse.c (delete_trivially_dead_insn): Don't iterate.
5887 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
5889 * config/rs6000/rs6000.md (copysignsf3): New expand.
5890 (copysigndf3): Likewise.
5892 2005-01-31 Steven Bosscher <stevenb@suse.de>
5894 * recog.c (constrain_operands): Only look for earlyclobber operand
5895 conflicts if an '&' constraint was seen.
5897 2005-01-31 Marc Espie <espie@openbsd.org>
5899 * config.gcc: Don't include embedded systems fragment, switches default
5900 debugging format to ELF.
5901 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
5902 longer pick it up there.
5904 2005-01-31 Dale Johannesen <dalej@apple.com>
5906 * doc/extend.texi (nested functions): Fix linkage description.
5907 Clarify that static is not allowed.
5909 2005-01-31 Dale Johannesen <dalej@apple.com>
5911 * config/rs6000/darwin.md (movsf_low_di): Make work.
5912 (movdf_low_di): Make work.
5914 2005-01-31 Dale Johannesen <dalej@apple.com>
5916 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
5917 Make work for 64 bit.
5919 2005-01-31 Roger Sayle <roger@eyesopen.com>
5920 Dale Johannesen <dalej@apple.com>
5923 * fold-const.c (fold_binary_op_with_conditional_arg):
5924 Make types match original operands, before STRIP_NOPS.
5926 2005-01-31 Alan Modra <amodra@bigpond.net.au>
5928 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
5929 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
5930 (struct gcc_sigcontext): Delete. Merge contents to..
5931 (struct gcc_ucontext): ..here.
5932 (get_sigcontext): Delete.
5933 (get_regs): New function, like get_sigcontext but return regs ptr.
5934 64-bit version finds regs from r1 to support vdso.
5935 (ppc_linux_aux_vector): New function.
5936 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
5939 2005-01-31 Ira Rosen <irar@il.ibm.com>
5941 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
5943 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
5944 redundant fold. Fix misalignment for MINUS_EXPR.
5945 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
5946 (vect_analyze_pointer_ref_access): Likewise.
5947 (vect_get_memtag_and_dr): Likewise.
5949 2005-01-31 Richard Henderson <rth@redhat.com>
5951 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
5952 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
5953 absnegdf2_i387, absnegxf2_i387): Likewise.
5955 2005-01-31 Richard Henderson <rth@redhat.com>
5958 * optabs.c (expand_copysign_absneg): New.
5959 (expand_copysign_bit): Split out from ...
5960 (expand_copysign): ... here. Use expand_copysign_absneg.
5962 2005-01-30 Roger Sayle <roger@eyesopen.com>
5965 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
5966 constant as the second operand and a register as the third.
5968 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
5971 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
5972 that dllimport'd functions do not use all call-clobbered registers
5975 2005-01-30 Richard Henderson <rth@redhat.com>
5978 * optabs.c (expand_absneg_bit): Split out from expand_unop and
5979 expand_abs_nojump and generalize. Use operand_subword and
5980 emit_no_conflict_block. Support large modes.
5981 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
5983 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
5984 negation to subtraction.
5985 (expand_copysign): Check that the format has signed zeros.
5986 Use operand_subword and emit_no_conflict_block. Support large modes.
5988 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
5990 Fix PR tree-optimization/19624
5992 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
5993 * tree-ssa-pre.c: Add cfgloop.h.
5995 (pre_stats): New member, constified.
5996 (inserted_exprs): New static variable.
5997 (NECESSARY): New macro.
5998 (create_expression_by_pieces): Fold the expression, and
5999 mark it as defaulting to not necessary. Also put in
6001 (fully_constant_expression): New function.
6002 (insert_into_preds_of_block): Modify to not insert phis when we
6003 are playing with induction variables.
6004 Push phis onto the inserted_exprs vector, and mark them as not
6005 necessary by default.
6006 (insert_aux): Call fully_constant_expression on eprime.
6007 If all edges produce the same value, mark it constant.
6008 (mark_operand_necessary): New function.
6009 (remove_dead_inserted_code): New function.
6010 (init_pre): Init loop optimizer to get loop info.
6011 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6012 (execute_pre): Commit edge inserts, then remove dead code.
6014 2005-01-30 Richard Henderson <rth@redhat.com>
6016 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6017 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6019 2005-01-30 Richard Henderson <rth@redhat.com>
6022 * config/i386/i386.c (ix86_expand_copysign): New.
6023 (ix86_split_copysign_const): New.
6024 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6025 rearrange op1/nmask operands.
6026 * config/i386/i386-protos.h: Update.
6027 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6028 (copysigndf3): Likewise.
6029 (copysignsf3_const, copysigndf3_const): New.
6030 (copysignsf3_var): Rename from copysignsf3, split out splitter
6031 and fix split predicate for X constraint.
6032 (copysigndf3_var): Similarly.
6034 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6036 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6037 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6038 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6040 2005-01-29 Richard Henderson <rth@redhat.com>
6043 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
6044 of # and * in constraints.
6046 2005-01-29 Richard Henderson <rth@redhat.com>
6049 * expr.c (store_field): Don't strip sub-mode cast when the input
6050 data is even smaller.
6052 2005-01-29 Richard Henderson <rth@redhat.com>
6055 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
6058 2005-01-29 Richard Henderson <rth@redhat.com>
6060 * combine.c (make_field_assignment): Fix argument order
6063 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
6065 PR tree-optimization/15791
6066 * fold-const.c (extract_array_ref): New function.
6067 (fold): Fold comparisons between &a[i] and &a[j] or
6068 semantically equivalent trees.
6070 2005-01-29 Jeff Law <law@redhat.com>
6072 * gcse.c (insert_expr_in_table): Revamp handling of available
6073 and anticipatable occurrence lists to avoid unnecessary list
6075 (insert_set_in_table): Similarly.
6077 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
6079 * c-common.c (fix_string_type): Just use c_build_qualified_type to
6081 (c_build_qualified_type): Build qualified array types with
6082 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
6083 * c-decl.c (c_make_fname_decl): Build unqualified array type
6084 before qualified type.
6085 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
6086 type is qualified, not just if type itself is. Don't apply
6087 qualifiers to array type when declarator is processed. Apply
6088 qualifiers to field type whether or not it is an array type.
6089 Don't handle array types specially for applying qualifiers to
6091 * c-typeck.c (composite_type): Build unqualified element type and
6092 array type when forming composite of array types.
6093 (common_pointer_type, comptypes, comp_target_types,
6094 type_lists_compatible_p, build_indirect_ref, build_array_ref,
6095 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
6097 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
6098 (args2) in variables a1 and a2.
6100 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
6102 * cse.c (n_elements_made, max_elements_made): Remove.
6103 (insert): Don't touch n_elements_made.
6104 (cse_main): Don't touch n_elements_made or max_elements_made.
6106 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
6109 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
6110 configuration part of dp-bit.c to be lost.
6112 2005-01-28 Roger Sayle <roger@eyesopen.com>
6114 * expmed.c (expand_mult_highpart_optab): When attempting to use
6115 a non-widening multiplication in a wider mode, the operands need
6116 to be converted (zero or sign extended) to that mode.
6118 2005-01-28 Ian Lance Taylor <ian@airs.com>
6122 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
6123 through if both operands fall through.
6125 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6127 * cse.c (fold_rtx) <PC>: Don't optimize.
6129 2005-01-28 Jeff Law <law@redhat.com>
6131 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
6132 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
6134 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6136 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
6137 cse_reg_info_used_list_end): Remove.
6138 (cse_reg_info_list, cse_reg_info_list_free): New.
6139 (get_cse_reg_info): When allocating an instance of
6140 cse_reg_info, add it to the beginning of the cse_reg_info_list
6141 list. Remove code to maintain cse_reg_info_used_list.
6142 (new_basic_block): Reset the free list to the beginning of
6145 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
6147 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
6148 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
6149 (frv_expand_mdpackh_builtin): New function.
6150 (frv_expand_builtin): Use it to expand __MDPACKH.
6151 * doc/extend.texi (__MDPACKH): Update documentation.
6153 2005-01-28 Uros Bizjak <uros@kss-loka.si>
6155 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
6156 SSE_FLOAT_MODE_P for use_sse computation.
6158 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
6161 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
6163 2005-01-27 Richard Henderson <rth@redhat.com>
6165 * builtins.c (expand_builtin_copysign): New.
6166 (expand_builtin): Call it.
6167 * genopinit.c (optabs): Add copysign_optab.
6168 * optabs.c (init_optabs): Initialize it.
6169 (expand_copysign): New.
6170 * optabs.h (OTI_copysign, copysign_optab): New.
6171 (expand_copysign): Declare.
6173 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
6174 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
6176 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
6177 (ix86_expand_fp_absneg_operator): ... here.
6178 (ix86_split_copysign): New.
6179 * config/i386/i386-protos.h: Update.
6180 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
6181 (copysignsf3, copysigndf3): New.
6183 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
6184 (copysignsf3, ncopysignsf3): New.
6185 (copysigndf3, ncopysigndf3): New.
6186 (copysignxf3, ncopysignxf3): New.
6187 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
6189 2005-01-27 Arend Bayer <arend.bayer@web.de>
6190 Kazu Hirata <kazu@cs.umass.edu>
6192 * cse.c: (find_best_addr): Don't call copy_rtx before calling
6193 fold_rtx. Save cost recomputation if fold_rtx did nothing.
6194 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
6197 2005-01-27 Jeff Law <law@redhat.com>
6199 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
6200 definitions of SSA_NAMEs which are not being rewritten.
6201 (rewrite_ssa_into_ssa): Only initialize the current definition
6202 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
6203 If checking is enabled, assert that SSA_NAME_AUX is clear for all
6204 SSA_NAMEs before returning.
6206 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
6208 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
6209 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
6210 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
6211 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
6212 config/mips/iris6.h, config/sh/sh.c: Update copyright.
6214 2005-01-27 Steven Bosscher <stevenb@suse.de>
6217 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
6218 higher to -O2 and higher. Likewise for tree PRE.
6219 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
6222 2005-01-27 Ian Lance Taylor <ian@airs.com>
6225 * gimple-low.c (try_catch_may_fallthru): New static function.
6226 (block_may_fallthru): Handle TRY_CATCH_EXPR.
6227 * tree-inline.c (expand_call_inline): Don't warn about reaching
6228 the end of a non-void function being inlined if the function uses
6231 2005-01-27 Jakub Jelinek <jakub@redhat.com>
6233 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
6236 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
6237 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
6238 (implicitly_declare): Handle error_mark_node.
6240 2005-01-27 Richard Henderson <rth@redhat.com>
6243 * tree.h (struct tree_decl): Add debug_expr_is_from.
6244 (DECL_DEBUG_EXPR_IS_FROM): New.
6245 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
6246 * dwarf2out.c (dwarf2out_var_location): Update to match.
6247 * tree-outof-ssa.c (create_temp): Likewise.
6248 * var-tracking.c (track_expr_p): Likewise.
6249 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
6250 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
6251 * toplev.c (default_tree_printer): Likewise.
6253 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
6255 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
6256 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
6258 2005-01-27 Steven Bosscher <stevenb@suse.de>
6260 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
6261 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
6262 ASM_CLOBBERS): Add tree checks.
6264 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
6265 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
6266 * c-common.def (SWITCH_STMT): Update to match.
6267 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
6268 macros instead of SWITCH_EXPR ones.
6269 * c-dump.c (c_dump_tree): Likewise.
6270 * c-gimplify.c (gimplify_switch_stmt): Likewise.
6271 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
6273 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
6275 2005-01-27 Alan Modra <amodra@bigpond.net.au>
6277 * unwind-dw2.c (execute_stack_op): Add missing cases for
6278 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
6280 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
6282 * config.gcc (Obsolete configurations): Remove 'dummy', add
6283 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
6286 2005-01-26 Diego Novillo <dnovillo@redhat.com>
6288 PR tree-optimization/19633
6289 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
6291 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
6292 are no call-clobbered variables.
6293 * tree-outof-ssa.c (check_replaceable): Return false for calls
6296 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
6298 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
6299 even for variables with NULL DECL_INITIAL.
6301 2005-01-26 Stuart Hastings <stuart@apple.com>
6303 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
6305 2005-01-26 Richard Henderson <rth@redhat.com>
6308 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6310 * expr.c (store_field): Strip conversions to odd-bit-sized types
6311 if the destination field width matches.
6313 2005-01-26 Richard Henderson <rth@redhat.com>
6315 * c-decl.c, expmed.c, expr.c: Revert last change.
6317 2005-01-26 Richard Henderson <rth@redhat.com>
6320 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6322 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
6323 if we don't need the bits above those present in the current mode.
6324 * expr.c (store_field): Strip conversions to odd-bit-sized types
6325 if the destination field width matches.
6327 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6329 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6330 either -ffast-math or -funsafe-math-optimizations is in use.
6332 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
6336 * config/avr/avr.c (notice_update_cc): Only set condition code for
6337 ashrqi3 if shift count > 0.
6338 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
6339 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
6340 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
6341 count <= 0 as a no-op, and shift count >= width by copying zero
6342 or sign bit to all bits of the result.
6343 * config/avr/avr.md (all shifts): Add alternatives for zero shift
6344 count, with attribute "length" set to 0 and "cc" set to "none".
6346 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6348 * doc/invoke.texi: Document -mTLS.
6350 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
6351 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
6352 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
6353 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
6354 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
6355 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
6356 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
6357 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
6359 * configure.ac: Check for a TLS capable gas.
6361 * configure: Regenerate.
6363 2005-01-26 Richard Henderson <rth@redhat.com>
6366 * combine.c (make_field_assignment): Simplify store to zero_extract
6367 from a source with an overlapping mask.
6369 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6371 2004-11-11 Eric Christopher <echristo@redhat.com>
6373 * config/frv/frv.md: Add fr400_integer automaton. Don't
6374 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
6377 2005-01-26 Steven Bosscher <stevenb@suse.de>
6380 * cfgbuild.c (make_edges): Do not clear or set
6381 current_function_has_computed_jump.
6382 * function.h (struct function): Remove the has_computed_jump field.
6383 (current_function_has_computed_jump): Do not define.
6384 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
6385 in a computed jump. Ignore current_function_has_computed_jump.
6387 2005-01-26 Richard Henderson <rth@redhat.com>
6390 * expr.c (categorize_ctor_elements): New argument p_must_clear.
6391 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
6393 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
6394 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
6395 objects into static storage if they have more than one non-zero value.
6396 * tree.h (categorize_ctor_elements): Update decl.
6398 2005-01-26 Steven Bosscher <stevenb@suse.de>
6401 * tree.h (CALL_EXPR_TAILCALL): Add comment.
6402 * calls.c (check_sibcall_argument_overlap_1): Revert the change
6403 to this function from 2004-07-10.
6404 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
6405 the current function for tail call optimizations if the address
6406 of one of it its arguments is taken.
6408 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
6410 * cse.c (fold_rtx): Call equiv_constant only when necessary.
6412 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
6414 * function.c (expand_function_end): If current_function_calls_alloca,
6415 emit stack restore in a place that is reached when the function falls
6418 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
6420 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
6421 rule to avoid matching inappropriate suffix rule.
6423 2005-01-26 Jan Hubicka <jh@suse.cz>
6425 PR tree-optimization/19241
6426 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
6428 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6430 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
6431 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
6433 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
6434 <sim*>: Always use crt1.o, regardless of N in simN.
6435 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6436 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
6437 (CRT_CALL_STATIC_FUNCTION): Remove.
6438 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
6439 use crt1.o, regardless of N in simN.
6440 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6441 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
6442 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
6443 case isystem setting.
6444 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
6446 2005-01-25 Ian Lance Taylor <ian@airs.com>
6448 * gimple-low.c (block_may_fallthru): Correct handling of
6449 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
6451 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6453 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
6454 handlers to match indentation; nested under the mtune=* handler.
6455 Similar for mcpu= and march=.
6457 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
6459 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
6460 * config/mips/linux64.h (LIB_SPEC): Likewise.
6461 * config/mn10300/linux.h (LIB_SPEC): Likewise.
6462 * config/sh/linux.h (LIB_SPEC): Likewise.
6464 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
6466 * config/frv/frv.c (frv_legitimize_tls_address): New.
6467 (TARGET_HAVE_TLS): Define.
6468 (FRV_SYMBOL_REF_TLS_P): Define.
6469 (frv_override_options): Handle new register classes.
6470 (frv_legitimate_address_p): Reject tls addresses.
6471 (frv_legitimize_address): Handle TLS addresses.
6472 (gen_inlined_tls_plt): New.
6474 (frv_legitimize_tls_address): New.
6475 (unspec_got_name): Add TLS entries.
6476 (got12_operand): Add R_FRV_TLSMOFF12 case.
6477 (frv_emit_move): Fixup TLS addresses.
6478 (frv_emit_movsi): Legitimize TLS addresses.
6480 * config/frv/frv.h (MASK_BIG_TLS): New.
6481 (TARGET_BIG_TLS): New.
6482 (HAVE_AS_TLS): Define.
6483 (TARGET_SWITCHES): Add -mTLS and -mtls options.
6484 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
6485 (REG_CLASS_NAMES): Same.
6486 (REG_CLASS_CONTENTS): Same.
6487 (CONSTRAINT_LEN): New.
6488 (REG_CLASS_FROM_CONSTRAINT): New.
6489 (PREDICATE_CODES): Add symbolic_operand.
6491 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
6492 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
6493 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
6494 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
6495 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
6496 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
6497 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
6498 GR9_REG, GR14_REG, LRREG.
6499 (type): Add load_or_call attribute.
6500 ("load_or_call"): New reservation.
6501 ("call_gettlsoff"): New.
6502 ("tls_indirect_call"): New.
6503 ("tls_load_gottlsoff12"): New.
6504 ("tlsoff_hilo"): New.
6505 ("tls_tlsdesc_ldd"): New.
6506 ("tls_tlsoff_ld"): New.
6509 * config/frv/frv-protos.h (symbolic_operand): Protoize.
6511 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
6513 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
6514 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
6515 * config/frv/frv.c (TLS_BIAS): Define.
6516 (frv_output_dwarf_dtprel): New.
6518 2005-01-26 Jakub Jelinek <jakub@redhat.com>
6520 PR rtl-optimization/19579
6521 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
6522 both A and B, see if they don't clobber registers the other expr uses.
6524 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
6526 * real.c (do_add): Initialize signalling and canonical members.
6528 * real.c (real_from_integer): Zero out destination.
6530 2005-01-18 Jan Hubicka <jh@suse.cz>
6532 PR tree-optimize/19337
6533 * tree-inline.c (initialize_inlined_parameters): Copy
6534 saved_static_chain_decl only.
6536 2005-01-25 Richard Henderson <rth@redhat.com>
6540 * config/i386/i386.c (x86_inter_unit_moves): Zero.
6541 (ix86_preferred_reload_class): Rewrite fp-constant section, with
6542 80387 enabled, to return a proper subclass. Return the subset that
6543 overlaps with GENERAL_REGS for PLUS.
6544 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
6546 2005-01-25 Richard Henderson <rth@redhat.com>
6549 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
6551 2005-01-25 Roger Sayle <roger@eyesopen.com>
6553 * expmed.c (choose_multiplier): Change interface to return the
6554 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
6555 (expand_divmod): Update calls to choose_multiplier.
6557 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6560 * expmed.c (extract_bit_field): Use adjust_address instead of
6561 gen_lowpart when op0 is a MEM.
6563 2005-01-24 Steven Bosscher <stevenb@suse.de>
6565 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
6567 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6569 * config/mips/irix-csr.c: New file.
6570 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6571 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6572 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6575 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
6578 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
6579 sparc/elf.h, add sparc/sp-elf.h.
6580 (sparc-*-rtems*): Likewise.
6581 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
6582 tm-dwarf2.h, add sparc/sp-elf.h.
6583 (sparc86x-*-elf): Likewise.
6584 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
6585 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
6586 TARGET_OS_CPP_BUILTINS.
6587 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6588 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6590 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
6591 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
6592 (SWITCH_TAKES_ARG): Likewise.
6593 (LOCAL_LABEL_PREFIX): Likewise.
6594 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
6595 (TARGET_N_FORMAT_TYPES): Delete.
6596 (TARGET_FORMAT_TYPES): Likewise.
6597 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6598 * config/sparc/elf.h: Delete.
6599 * config/sparc/sp-elf.h: New file.
6601 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6603 * tree-flow-inline.h (phi_arg_from_edge): Remove.
6604 * tree-flow.h: Remove the corresponding prototype.
6605 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
6606 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
6608 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6611 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
6612 for AIX ABI or ELF -fPIC.
6613 (rs6000_emit_load_toc_table): Don't create toc_section here.
6614 (rs6000_xcoff_file_start): Nor here.
6616 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
6618 * sh.c (ra.h): Don't #include.
6619 (hard_regs_intersect_p): New function, resurrected from ra.c.
6621 * sh.c: Fix 1996 Copyright.
6623 2005-01-24 Richard Henderson <rth@redhat.com>
6624 Aldy Hernandez <aldyh@redhat.com>
6626 * regrename.c (note_sets): Handle subregs.
6628 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
6631 * genconditions.c (write_header, write_conditions): Elide file if
6634 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6636 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
6637 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
6640 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6642 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
6643 expand_builtin_printf, expand_builtin_fprintf,
6644 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
6645 checking against POINTER_TYPE.
6646 (validate_arglist): Handle POINTER_TYPE code by checking
6649 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
6651 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
6653 (for_each_rtx): Call for_each_rtx_1.
6654 * rtl.h (init_rtlanal): Declare.
6655 * toplev.c (backend_init): Call init_rtlanal.
6657 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6659 * flow.c (propagate_one_insn): Formatting.
6662 * flow.c (libcall_dead_p): Be more conservative if unsure.
6663 If there are any instructions between insn and call, see if they are
6664 all dead before saying the libcall is dead.
6666 2005-01-24 Uros Bizjak <uros@kss-loka.si>
6668 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
6669 operand constraint for operand 0.
6671 2005-01-23 Richard Henderson <rth@redhat.com>
6674 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
6675 edges leading to join block.
6677 2005-01-23 Roger Sayle <roger@eyesopen.com>
6679 * expmed.c (expand_mult_highpart): Make static. Change type of
6680 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
6681 (expand_divmod): Updates calls to expand_mult_highpart by using
6682 gen_int_mode to pass a CONST_INT rtx.
6683 * rtl.h (expand_mult_highpart): Remove prototype.
6685 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6687 * flow.c (regset_bytes, regset_size): Remove.
6689 * cfganal.c: Fix a reference to Harvey's paper.
6691 2005-01-23 Steven Bosscher <stevenb@suse.de>
6693 PR rtl-optimization/19464
6694 * tree-optimize.c (init_tree_optimization_passes): Add one more
6695 copyrename pass just before out-of-ssa.
6697 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
6700 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
6701 * ggc-none.c (ggc_free): Define.
6703 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6705 * cse.c (max_reg, max_insn_uid): Remove.
6706 (cse_main): Don't access max_reg or max_insn_uid.
6708 * c-common.c (explicit_flag_signed_bitfields,
6709 lang_statement_code_p, lang_expand_function_end): Remove.
6710 * c-common.h: Remove the corresponding declarations.
6711 * c-opts.c (c_common_handle_option): Remove all write access
6712 to explicit_flag_signed_bitfields.
6714 * cgraph.c (cgraph_varpool_n_nodes): Remove.
6715 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
6716 * cgraph.h: Remove the corresponding declaration.
6718 * gcse.c (null_pointer_info): Remove.
6720 2005-01-23 Roger Sayle <roger@eyesopen.com>
6721 Eric Botcazou <ebotcazou@libertysurf.fr>
6723 * combine.c (simplify_logical): Only simplify logical expressions
6724 of the form ior(and(x,y),z) by the inverse distributive law if the
6725 result is cheaper than the original.
6727 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6729 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
6730 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
6731 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
6732 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
6733 config/freebsd-spec.h, config/arm/arm.h,
6734 config/h8300/h8300.md, config/i386/i386.md,
6735 config/i386/predicates.md, config/i386/sse.md,
6736 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
6737 config/vax/vax.md: Fix comment typos. Follow spelling
6740 2005-01-23 Steven Bosscher <stevenb@suse.de>
6742 * gengtype.c (walk_type): Produce `not equal to' compares for loop
6743 tests, instead of `less than'.
6745 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
6747 * function.c (assign_parm_setup_block): When creating a new stack slot
6748 for a parameter, get its alignment from the parameter's DECL_ALIGN
6749 rather than the type's TYPE_ALIGN. Make sure that the parameter
6750 is at least word aligned.
6752 2005-01-22 Roger Sayle <roger@eyesopen.com>
6755 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
6757 2005-01-22 Richard Henderson <rth@redhat.com>
6760 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
6761 in both compare operands.
6762 (movdfcc_1_sse_max): Likewise.
6763 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
6764 (movdfcc_1_sse): Likewise.
6765 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
6766 scratch register as needed.
6768 2005-01-22 Richard Henderson <rth@redhat.com>
6770 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
6772 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
6774 2005-01-22 Richard Henderson <rth@redhat.com>
6776 * genopinit.c (optabs): Use smin/smax for floating point too.
6777 * doc/md.texi: Update to match. Clarify that floating point
6778 results are undefined for +0/-0 and NaN.
6779 * doc/rtl.texi: Likewise.
6780 * rtl.def (SMIN, SMAX): Likewise
6781 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
6783 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
6784 leading 's' to the name.
6785 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
6786 smaxxf3, sminxf3): Likewise.
6787 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
6790 2005-01-22 Paul Brook <paul@codesourcery.com>
6792 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
6794 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
6796 * config/s390/s390.c (struct processor_costs): New fields
6797 dlgr, dlr, dr, dsgfr, dsgr.
6798 (z900_cost, z990_cost): Values for new fields.
6799 (s390_rtx_costs): New cases MEM und COMPARE in switch
6800 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
6801 DIV, MOD, UDIV, UMOD.
6803 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6805 * config/s390/s390.md ("doloop_si64"): Reload input value directly
6806 into the register being decremented.
6807 ("doloop_si31", "doloop_di"): Likewise.
6808 ("*doloop_si_long"): Adapt pattern.
6810 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6812 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
6814 (CLASS_MAX_NREGS): Likewise.
6816 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
6818 * doc/tree-ssa.texi (Statement Operands): Add example for new
6819 must-def macro. Note deprecation of old operands interface.
6821 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
6823 PR tree-optimization/19484
6824 * tree-cfg.c (remove_fallthru_edge): New function.
6825 (cleanup_control_flow): Remove fallthru edges from calls that are
6826 now known not to return.
6828 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6830 Fix PR tree-optimization/19038
6831 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
6832 copies with loop variant ones.
6834 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
6836 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
6837 config/alpha/alpha-protos.h, config/alpha/alpha.h,
6838 config/alpha/alpha.md, config/alpha/predicates.md,
6839 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
6840 config/sparc/sol2.h: Update copyright.
6842 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
6843 first label to see if it is a nonlocal label.
6845 2005-01-22 David Edelsohn <edelsohn@gnu.org>
6846 Andrew Pinski <pinskia@physics.uc.edu>
6849 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
6850 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
6852 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6854 * config/rs6000/rtems.h: Update copyright.
6856 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6859 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
6860 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
6861 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
6863 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6866 * c-typeck.c (convert_arguments): Check for error_mark_node.
6868 2005-01-21 Ian Lance Taylor <ian@airs.com>
6870 PR tree-optimization/13000
6871 * tree-inline.c: Include "tree-flow.h".
6872 (expand_call_inline): If warn_return_type, warn if non-void inline
6873 function falls through.
6874 * tree-cfg.c (execute_warn_function_return): Don't warn about
6875 control reaching end if TREE_NO_WARNING is set. Set
6877 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
6879 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
6880 branch if we don't need one.
6881 * c-typeck.c: Include "tree-flow.h"
6882 (c_finish_bc_stmt): Don't add a goto if the current statement
6883 list doesn't fall through to the current point.
6885 2005-01-21 Roger Sayle <roger@eyesopen.com>
6887 PR rtl-optimization/576
6888 * real.c (real_arithmetic): Change return type from void to bool
6889 to return an indication that the result may be inexact.
6890 * real.h (real_arithmeric): Update prototype.
6891 * fold-const.c (const_binop): Don't constant fold floating
6892 point expressions when the user specifies -frounding-math and
6893 the result may depend upon the run-time rounding mode.
6894 (fold_convert_const_real_from_real): Clean-up.
6895 (fold_initializer): Ignore flag_rounding_math for initializers.
6896 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
6897 constant fold FP operations with flag_rounding_math if the
6898 result may depend upon the run-time rounding mode.
6900 2005-01-21 Tom Tromey <tromey@redhat.com>
6902 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
6904 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
6906 * tree-cfg.c: Fix comment typos.
6908 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
6910 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
6911 around the call to rest_of_handle_branch_target_load_optimize.
6913 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6915 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
6916 (sparc64-*-openbsd*): Likewise.
6917 (sparclite-*-elf*): Include tm-dwarf2.h.
6918 (sparc86x-*-elf*): Likewise.
6919 (sparc64-*-elf*): Likewise.
6920 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
6921 (DBX_DEBUGGING_INFO): Likewise.
6922 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
6923 (PREFERRED_DEBUGGING_TYPE): Likewise.
6924 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
6925 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
6926 (PREFERRED_DEBUGGING_TYPE): Likewise.
6927 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
6928 (PREFERRED_DEBUGGING_TYPE): Likewise.
6929 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
6931 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6934 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
6936 2005-01-20 Paul Brook <paul@codesourcery.com>
6938 * doc/rtl.texi: Document value extension requirements for CONST_INT.
6940 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6942 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
6943 label is first in a sequence of labels.
6945 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
6947 2005-01-20 Janis Johnson <janis187@us.ibm.com>
6948 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6950 * doc/sourcebuild.texi (Test Directives): New.
6952 2005-01-20 Roger Sayle <roger@eyesopen.com>
6954 * real.c (real_floor): Don't leave the result uninitialized when
6955 mode is VOIDMode, but return the unrounded intermediate value.
6956 (real_ceil): Likewise.
6958 2005-01-20 Paul Brook <paul@codesourcery.com>
6960 * config/arm/arm.md (insv): Use gen_int_mode.
6962 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6964 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
6965 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6966 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6967 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6968 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6970 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6973 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
6974 fbreg, so we have to assume we can't.
6975 (loc_descriptor_from_tree_1): Ditto.
6976 (containing_function_has_frame_base): New function.
6977 (add_location_or_const_value_attribute): Use it.
6978 Also try to generate a frame_base from a single element location
6981 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6983 PR tree-optimization/15349
6984 * timevar.def (TV_TREE_MERGE_PHI): New.
6985 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
6987 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
6988 calls to tree_forwarder_block_p.
6989 (remove_forwarder_block_with_phi, merge_phi_nodes,
6990 gate_merge_phi, pass_merge_phi): New.
6991 * tree-optimize.c (init_tree_optimization_passes): Add
6993 * tree-pass.h: Add an extern for pass_merge_phi;
6995 2005-01-20 Richard Henderson <rth@redhat.com>
6998 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
6999 (_mm_castps_pd, _mm_castps_si128): New.
7000 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7002 2005-01-20 Richard Henderson <rth@redhat.com>
7005 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7006 __builtin_ia32_vec_init_v2si.
7007 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7008 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7009 (ix86_init_mmx_sse_builtins): Create it.
7010 (ix86_expand_builtin): Expand it.
7011 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7012 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7013 (vec_extractv2si_0, vec_extractv2si_1): New.
7015 2005-01-20 Richard Henderson <rth@redhat.com>
7018 * config/i386/i386.c (ix86_expand_push): New.
7019 * config/i386/mmx.md (push<MMXMODE>1): New.
7020 * config/i386/sse.md (push<SSEMODE>1): New.
7021 * config/i386/i386-protos.h: Update.
7023 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7025 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7028 2005-01-20 Richard Henderson <rth@redhat.com>
7030 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7031 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7033 2005-01-19 Richard Henderson <rth@redhat.com>
7036 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7037 to V4SFmode in SSE1 fallback load path.
7039 2005-01-19 Richard Henderson <rth@redhat.com>
7041 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7042 in QImode expansion to ix86_expand_vector_set.
7043 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
7045 2005-01-19 Richard Henderson <rth@redhat.com>
7048 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
7049 subclass of the input class.
7050 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
7051 Always true for cross-SSE1 classes. Rationalize conditionals.
7052 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
7053 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
7054 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
7055 (movdi_2): Add MMX/SSE zeros.
7056 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
7057 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
7058 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7059 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
7060 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
7061 (zero_extendsidi2_rex64_1): Remove.
7062 (MOV0 peephole): Check GENERAL_REG_P.
7064 2005-01-19 Richard Henderson <rth@redhat.com>
7067 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
7069 (ix86_expand_vector_extract): Likewise.
7071 2005-01-19 Richard Henderson <rth@redhat.com>
7074 * expr.c (emit_move_change_mode): New argument force; use
7075 simplify_gen_subreg if true.
7076 (emit_move_via_alt_mode): Merge into ...
7077 (emit_move_via_integer): ... here.
7078 (emit_move_ccmode): Use emit_move_change_mode directly.
7080 2005-01-19 Richard Henderson <rth@redhat.com>
7083 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
7084 (alpha_preferred_reload_class): Handle CONST_VECTOR.
7085 (alpha_emit_set_const_1): Add no_output parameter; don't emit
7087 (alpha_emit_set_const): Likewise. Make static.
7088 (alpha_emit_set_long_const): Make static.
7089 (alpha_extract_integer): Split out from alpha_expand_mov.
7090 (alpha_split_const_mov): Likewise.
7091 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
7092 (alpha_legitimate_constant_p): New.
7093 * config/alpha/alpha-protos.h: Update.
7094 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
7095 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
7096 * config/alpha/alpha.md (movsi): Add n alternative.
7097 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
7098 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
7099 (splitters for all of the above): Use alpha_split_const_mov.
7100 * config/alpha/predicates.md (non_add_const_operand): New.
7101 (non_zero_const_operand): New.
7102 (input_operand): Use alpha_legitimate_constant_p after reload.
7104 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7106 PR tree-optimization/19038
7107 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
7108 (add_candidate): Add ivs with increment in latch only if
7109 allow_ip_end_pos_p is true.
7110 (determine_iv_cost): Use empty_block_p.
7112 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
7114 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
7115 (compute_dominance_frontiers): Ditto.
7117 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
7120 * config/sh/t-rtems: New.
7121 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
7123 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7125 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
7126 the offset of the selected field.
7128 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
7130 * tree-cfg.c (remove_forwarder_block): Fix the check to
7131 prevent a nonlocal label from appearing in the middle of a
7134 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
7136 PR rtl-optimization/19462
7137 * reorg.c (find_end_label): Create return insn only if
7138 current_function_epilogue_delay_list is empty.
7140 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
7142 * doc/passes.texi: Remove paragraph mentioning new-ra.
7144 2005-01-19 Jakub Jelinek <jakub@redhat.com>
7146 PR rtl-optimization/15139
7147 * combine.c: Include params.h.
7148 (count_rtxs): New function.
7149 (record_value_for_reg): If replace_rtx would replace at least
7150 2 occurrences of REG in VALUE and TEM is really large, replace REG with
7151 (clobber (const_int 0)) instead of TEM.
7152 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
7153 * params.h (MAX_LAST_VALUE_RTL): New.
7154 * Makefile.in (combine.o): Depend on $(PARAMS_H).
7155 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
7158 * c-typeck.c (digest_init): Only call build_vector if all constructor
7159 elements are *_CST nodes.
7160 * gimplify.c (gimplify_init_constructor): Likewise.
7163 * c-typeck.c (digest_init): Only call build_vector if inside_init
7166 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7168 * toplev.c (init_asm_output): Remove dead #ifdef.
7170 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
7172 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
7174 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7176 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
7177 accessing DECL_FUNCTION_CODE.
7178 * dojump.c (do_jump): Likewise.
7179 * gimplify.c (gimplify_call_expr): Likewise.
7180 * predict.c (expr_expected_value): Likewise.
7181 (strip_builtin_expect): Likewise.
7182 * tree-inline.c (estimate_num_insns_1): Likewise.
7183 * tree-ssa-loop-im.c (stmt_cost): Likewise
7184 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
7185 (tree_expr_nonnegative_p): Likewise.
7187 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7189 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
7190 variant of the load_pcrel_sym pattern.
7191 * config/sparc/sparc.md (P macro): Move to the top.
7192 (load_pcrel_sym): Macroize using P.
7193 (save_register_window): Likewise.
7195 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
7197 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
7200 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
7203 * c-typeck.c (build_asm_expr): Strip nops off
7204 input memory operands.
7206 2005-01-18 David Edelsohn <edelsohn@gnu.org>
7208 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
7209 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
7210 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
7211 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
7213 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
7216 * config/i386/i386.c (override_options): If the 80387 is disabled,
7217 then do not return FP values using FP registers.
7219 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
7221 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
7222 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
7223 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
7224 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
7225 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
7226 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
7227 output.h, postreload-gcse.c, postreload.c, recog.c,
7228 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
7229 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
7230 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
7231 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
7232 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
7233 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
7234 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
7235 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
7237 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
7238 config/alpha/alpha.c, config/arm/vfp.md,
7239 config/i386/emmintrin.h, config/i386/i386-modes.def,
7240 config/i386/i386-protos.h, config/i386/i386.h,
7241 config/i386/pmmintrin.h, config/i386/ppro.md,
7242 config/i386/predicates.md, config/i386/xmmintrin.h,
7243 config/i860/i860.c, config/ia64/ia64-modes.def,
7244 config/ia64/ia64-protos.h, config/ia64/ia64.h,
7245 config/ia64/ia64.md, config/ia64/itanium1.md,
7246 config/ia64/itanium2.md, config/ia64/predicates.md,
7247 config/iq2000/iq2000.h, config/mips/linux64.h,
7248 config/rs6000/aix41.h, config/rs6000/aix43.h,
7249 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
7250 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7251 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
7252 config/sparc/linux64.h, config/sparc/litecoff.h,
7253 config/sparc/sp64-elf.h, config/sparc/sparc.c,
7254 config/sparc/sparc.h, config/sparc/sparc.md,
7255 config/sparc/sysv4-only.h: Update copyright.
7257 2005-01-18 Richard Henderson <rth@redhat.com>
7260 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
7262 2005-01-18 Marc Espie <espie@openbsd.org>
7263 * config/i386/openbsdelf.h: Typo.
7265 2005-01-18 Richard Henderson <rth@redhat.com>
7267 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
7268 special case for sse.
7269 * config/i386/predicates.md (sse_comparison_operator): Likewise.
7271 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
7273 * tree-inline.c (estimate_num_insns_1): Added cases for
7274 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
7276 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7278 PR rtl-optimization/19296
7279 * combine.c (simplify_comparison): Rewrite the condition under
7280 which a non-paradoxical SUBREG of a PLUS can be lifted when
7281 compared against a constant.
7283 2005-01-18 Andi Kleen <ak@muc.de>
7285 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
7286 * c.opt (-Wpointer-sign): Add.
7287 * doc/invoke.texi: (-Wpointer-sign): Add.
7289 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7291 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
7292 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
7293 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
7294 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
7295 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
7296 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
7297 for TARGET_MIX_SSE_I387.
7298 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
7299 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
7300 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
7301 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
7302 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
7303 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
7304 TARGET_MIX_SSE_I387.
7305 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
7308 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7311 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
7312 Add movaps alternative for xmm reg->reg move.
7314 2005-01-17 Jeff Law <law@redhat.com>
7316 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
7317 at the end of the main DOM loop rather than just before DOM exits.
7319 2005-01-17 Diego Novillo <dnovillo@redhat.com>
7321 PR tree-optimization/19121
7322 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
7323 adding aliases to a name tag, also add them to the pointer's
7325 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
7326 sensitive alias info at all. Only check that the two pointers
7327 have compatible pointed-to sets.
7328 * tree-ssa.c (verify_name_tags): Verify that the alias set of
7329 a pointer's type tag is a superset of the alias set of the
7332 2005-01-17 James E Wilson <wilson@specifixinc.com>
7335 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
7336 comment to document why.
7338 2005-01-17 Richard Henderson <rth@redhat.com>
7340 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
7341 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
7342 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
7343 sse2_vmsminv2df3_finite): New.
7344 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
7345 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
7346 Force op1 into register.
7348 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
7350 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
7351 bubblestrap from always rebuilding build directory.
7353 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
7355 * config/s390/s390.md ("*clc"): Remove incorrect '='.
7356 ("*cmpmem_short"): Likewise.
7358 2005-01-17 Steven Bosscher <stevenb@suse.de>
7360 * basic-block.h: Document BB_* flags.
7361 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
7362 use an sbitmap instead.
7363 * sched-rgn.c (compute_trg_info): Likewise.
7365 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
7367 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
7368 redundant target_cpu_default and extra_parts lines. Use the default
7370 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
7371 (SUBTARGET_EXTRA_SPECS): Delete.
7372 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
7373 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
7374 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
7375 and "n32" for -mabi=n32.
7377 2005-01-17 Ian Lance Taylor <ian@airs.com>
7380 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
7381 fold constant variables into initial values.
7383 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7385 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
7387 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
7388 through the statements backward.
7390 2005-01-17 Ian Lance Taylor <ian@airs.com>
7392 PR middle-end/13127:
7393 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
7394 a variable set to the return value of the inlined function.
7396 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
7398 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
7399 when modes are tieable.
7401 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
7403 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
7404 of pthread_create to find out if threads are enabled.
7405 * gthr-posix95.h (__gthread_active_p): Likewise.
7407 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7409 * common.opt (-fnew-ra): Remove.
7411 * toplev.h (flag_new_regalloc): Remove.
7412 * Makefile.in (ra*.*): Don't mention.
7413 * passes.c (rest_of_handle_new_regalloc): Remove.
7414 (rest_of_handle_combine, rest_of_compilation): Always consider
7415 flag_new_regalloc as false.
7416 * doc/invoke.texi: Don't document -fnew-ra.
7418 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7420 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
7421 last parameter to reg_scan.
7422 * loop.c (loop_optimize): Likewise.
7423 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
7424 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
7425 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7426 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7427 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
7428 * regclass.c (reg_scan): Likewise, for the declaration.
7429 * rtl.h (reg_scan): Likewise, for the prototype.
7431 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7433 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
7434 mark_dfs_back_edges.
7436 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
7438 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
7439 (compute_avail): Uses don't go in tmp_gen.
7441 2005-01-16 Steven Bosscher <stevenb@suse.de>
7443 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
7444 loop to look for a free slot in a page entry.
7446 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7449 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
7450 * toplev.c (compile_file): Call process_pending_assemble_output_defs
7451 just before targetm.asm_out.file_end.
7452 * tree.h (process_pending_assemble_output_defs): Declare.
7453 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
7455 (assemble_alias): Defer generation of assembly code for defines when
7456 TARGET_DEFERRED_OUTPUT_DEFS is true.
7457 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7458 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7459 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
7461 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7464 * pa.c (pa_scalar_mode_supported_p): New function.
7465 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7466 * pa.h (MIN_UNITS_PER_WORD): Add comment.
7468 * pa-protos.h (prefetch_operand): Delete.
7469 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
7470 * pa.c (prefetch_operand): Delete.
7471 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
7472 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
7473 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
7474 and prefetch_nocc_operand.
7475 * pa.md (prefetch): Rework to avoid reload problems handling short
7476 displacements when a cache control completer needs to be provided.
7477 (prefetch_32, prefetch_64): Delete.
7478 (prefetch_cc, prefetch_nocc): New patterns.
7480 2005-01-15 David Edelsohn <edelsohn@gnu.org>
7482 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
7484 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7487 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
7488 exceeds maximum alignment for global common data.
7489 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
7490 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
7492 2004-01-15 Roger Sayle <roger@eyesopen.com>
7494 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
7496 2004-01-15 Roger Sayle <roger@eyesopen.com>
7498 * harg-reg-set.h (reg_class_names): Prototype global array.
7499 * regclass.c (reg_class_names): Declare here and initialize to
7501 (dump_regclass): Remove local declaration of reg_class_names.
7502 (regclass): Likewise.
7503 * cfg.c (dump_flow_info): Likewise.
7504 * ra-debug.c (reg_class_names): Likewise.
7505 * regrename.c (reg_class_names): Likewise.
7506 * reload.c (reg_class_names): Likewise.
7507 * reload1.c (spill_failure): Likewise.
7508 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
7510 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
7512 * config/s390/s390.md ("reload_outti"): Remove predicate for
7513 output operand. Abort if operand is not a MEM.
7514 ("reload_outdi", "reload_outdf"): Likewise.
7516 2005-01-15 Marc Espie <espie@openbsd.org>
7518 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
7519 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
7520 * config/openbsd.h: Fix C++ includes for native configurations.
7521 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
7522 Add trampoline support.
7523 * config/i386/openbsdelf.h: New.
7525 2005-01-15 Marc Espie <espie@openbsd.org>
7527 * collect2.c (main): Explicitly parse -dynamic-linker option.
7529 2005-01-15 Jakub Jelinek <jakub@redhat.com>
7531 PR tree-optimization/19060
7532 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
7533 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
7534 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
7535 and handle extract_range_from_cond returning false.
7536 * fold-const.c (fold): Optimize comparisons with min/max even for
7537 width > HOST_BITS_PER_WIDE_INT.
7539 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
7541 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
7542 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
7543 Remove little endian multilib variants.
7544 Add mips32 multilib variant.
7546 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
7548 * explow.c (copy_all_reg, stabilize): Remove.
7549 * expr.h: Remove the corresponding prototypes.
7551 * rtlanal.c (regs_set_between_p): Remove.
7552 * rtl.h: Remove the corresponding prototype.
7554 2005-01-14 David Edelsohn <edelsohn@gnu.org>
7556 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
7557 to rs6000_nonimmediate_operand.
7558 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
7559 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
7560 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
7561 rs6000_nonimmediate_operand.
7562 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
7563 rs6000_nonimmediate_operand.
7565 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
7567 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
7569 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7571 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
7573 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
7574 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
7576 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
7577 (rs6k_nonimmediate_operand): New.
7578 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
7580 (legitimate_lo_sum_address_p): Same.
7581 (rs6000_legitimize_address): Same.
7582 (rs6000_legitimize_reload_address): Same.
7583 (rs6000_legitimate_address): Same.
7584 (spe_build_register_parallel): Pass DF and DC modes in a DI
7587 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
7588 to rs6k_nonimmediate_operand.
7590 * config/rs6000/spe.md ("*frob_df_di"): New.
7591 ("*frob_di_df"): New.
7592 ("*frob_di_df_2"): New.
7593 ("*mov_sidf_e500_subreg0"): New.
7594 ("*mov_sidf_e500_subreg4"): New.
7595 ("*movdf_e500_double"): Change predicate to
7596 rs6k_nonimmediate_operand.
7598 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7600 * postreload.c (move2add_note_store): Only call
7601 trunc_int_for_mode on scalar integers.
7603 2005-01-14 Steven Bosscher <stevenb@suse.de>
7605 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
7606 replace BB_VISITED uses.
7607 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
7608 (propagate_necessity): Check the bitmap instead of BB_VISITED.
7609 (tree_dce_done): Free visited_control_parents.
7610 (perform_tree_ssa_dce): Allocate and clear it.
7611 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
7612 (compute_antic): Iterate from here using a DFS. Use an sbitmap
7613 instead of BB_VISITED.
7615 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
7617 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
7618 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
7619 Remove unused prototypes.
7621 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7623 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
7624 64-bit register usage.
7625 (spe_func_has_64bit_regs_p): Add FIXME note.
7627 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7629 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
7630 flag_finite_math_only with flag_unsafe_math_optimizations.
7632 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
7634 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
7636 (__tpf_eh_return): Copy TPF private stack area from the module
7637 boundary stack frame. Add check for when module addresses are
7638 equal, but no stub address is found.
7640 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
7643 * arm.h (struct machine_function): Add call_via field.
7644 (thumb_call_via_label): Declare.
7645 * arm.c (thumb_call_via_label): New variable.
7646 (thumb_call_reg_needed): New variable.
7647 (arm_output_function_epilogue): For Thumb code, output any per-function
7648 call-indirect trampolines.
7649 (thumb_call_via_reg): New function.
7650 (arm_file_end): New function.
7651 (TARGET_ASM_FILE_END): Call arm_file_end.
7652 (aof_file_end): Likewise.
7653 * arm-protos.h (thumb_call_via_reg): Declare.
7654 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
7655 thumb_call_via_reg in normal case.
7657 2005-01-14 Jakub Jelinek <jakub@redhat.com>
7660 PR rtl-optimization/19348
7661 * recog.c (peephole2_optimize): Do global life update if some peephole
7662 decides it doesn't need at least one of its inputs and that change
7663 influences liveness at the start of the basic block.
7665 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
7666 arguments instead of 1.
7668 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
7671 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
7672 zero for nested functions needing a static chain or functions
7673 with a non-constant address.
7675 2005-01-13 Roger Sayle <roger@eyesopen.com>
7677 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
7678 (and (sign_extend X) C) into (zero_extend (and X C)).
7680 2005-01-13 David O'Brien <obrien@FreeBSD.org>
7682 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
7684 2005-01-13 Richard Henderson <rth@redhat.com>
7689 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
7690 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
7691 not just TARGET_SSE.
7692 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
7693 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
7694 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
7695 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
7696 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
7697 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
7698 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
7699 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
7700 (movdicc_c_rex64): Rename with '*'.
7701 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
7702 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
7703 (movsfcc_1_387): Rename from movsfcc_1.
7704 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
7705 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
7706 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
7707 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
7708 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
7709 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
7710 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
7711 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
7712 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
7713 sse_movdfcc_const0_4): Remove.
7714 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
7715 recognize min/max early. Update for changed sse cmove patterns.
7716 (ix86_split_sse_movcc): New.
7717 * config/i386/i386-protos.h: Update.
7719 2005-01-13 Steven Bosscher <stevenb@suse.de>
7721 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
7722 (fix_stmt_v_may_defs): Likewise.
7724 2005-01-13 Richard Henderson <rth@redhat.com>
7726 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
7727 for converting the mask.
7729 2005-01-13 David Edelsohn <edelsohn@gnu.org>
7731 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
7734 2005-01-13 Richard Henderson <rth@redhat.com>
7736 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
7737 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
7738 IX86_BUILTIN_MOVDQ2Q): Remove.
7739 (IX86_BUILTIN_VEC_EXT_V4SI): New.
7740 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
7741 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
7743 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
7744 (sse2_pextrw): Fix immediate constraint.
7745 (sse2_loadq, sse2_loadq_rex64): Remove.
7746 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
7747 Use __builtin_ia32_vec_ext_<size>.
7748 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
7750 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
7752 * function.c (assign_parm_setup_block): Look inside original
7753 entry_parm when inspecting PARALLEL.
7755 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7756 Joel Sherrill <joel@oarcorp.com>
7759 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
7760 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
7761 rtems_gxx_recursive_mutex_init.
7762 (__gthread_recursive_mutex_lock): New function.
7763 (__gthread_recursive_mutex_trylock): Likewise.
7764 (__gthread_recursive_mutex_unlock): Likewise.
7766 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7768 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
7770 2005-01-13 Jan Beulich <jbeulich@novell.com>
7772 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
7773 (ashrti3_internal): Indicate output is early clobber. Generate result
7774 into output rather than first input. Use move for low word of output
7775 if shift count is exactly 64.
7776 (lshrti3_internal): Likewise.
7778 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
7782 * reload1.c (delete_output_reload): Don't delete an output reload
7783 if the pseudo lives longer than a single basic block. Adjust and
7784 improve wording of comment.
7786 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
7789 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
7790 of TYPE_SIZE where we mean the number of bytes.
7792 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
7794 * function.c (assign_parm_setup_block): Relax condition on
7795 multi-register optimization.
7797 2005-01-12 Nick Clifton <nickc@redhat.com>
7799 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
7800 an "in_delay_slot" attribute of "no" to prevent them being used in
7801 delay slots. This is forbidden because they might generate
7804 2005-01-12 Alan Modra <amodra@bigpond.net.au>
7807 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
7810 2005-01-12 Nick Clifton <nickc@redhat.com>
7812 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
7813 passed on to GAS) but do not define, as GAS no longer supports or
7814 needs the -m2000 option.
7816 2005-01-11 Roger Sayle <roger@eyesopen.com>
7818 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
7819 type as args of unprototyped builtins aren't automatically promoted.
7820 (fold_builtin_abs): Likewise.
7822 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7824 * Makefile.in: Set a `build-warn' variable.
7826 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7828 PR tree-optimization/17949
7829 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
7830 (find_interesting_uses_address): Use it.
7832 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
7834 * regrename.c (kill_value): Handle subreg's that won't simplify.
7836 2005-01-11 Richard Henderson <rth@redhat.com>
7839 * config/i386/i386.h (enum ix86_builtins): Move ...
7840 * config/i386/i386.c: ... here.
7841 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
7842 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
7843 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
7844 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
7845 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
7846 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
7847 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
7848 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
7849 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
7850 IX86_BUILTIN_LOADDDUP): Remove.
7851 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
7852 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
7853 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
7854 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
7855 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
7856 (ix86_init_builtins): Make static.
7857 (ix86_init_mmx_sse_builtins): Update for changed builtins.
7858 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
7859 if all the modes match. Otherwise, fake it.
7860 (get_element_number, ix86_expand_vec_init_builtin,
7861 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
7862 (ix86_expand_builtin): Make static. Update for changed builtins.
7863 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
7864 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
7865 (ix86_expand_vector_init_duplicate): New.
7866 (ix86_expand_vector_init_low_nonzero): New.
7867 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
7868 Split out from ix86_expand_vector_init; handle integer modes.
7869 (ix86_expand_vector_init): Use them.
7870 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
7871 * config/i386/i386-protos.h: Update.
7872 * config/i386/predicates.md (reg_or_0_operand): New.
7873 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
7874 (movv2sf_internal): Likewise. And a splitter to match them all.
7875 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
7876 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
7877 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
7878 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
7879 (mmx_pinsrw): Fix operand ordering.
7880 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
7881 rather than sse_loadss expander.
7882 (movv2df splitter): Similarly.
7883 (sse_loadss, sse_loadlss): Remove.
7884 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
7885 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
7886 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
7887 (sse3_movddup): Rename with '*'.
7888 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
7889 (sse2_loadsd): Remove.
7890 (vec_dupv2df_sse3): Rename from sse3_loadddup.
7891 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
7892 (sse2_pinsrw): Fix argument ordering.
7893 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
7894 (sse2_stored): Remove 'r' destination.
7895 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
7896 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
7897 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
7898 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
7899 vec_extractv16qi, vec_initv16qi): New.
7901 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
7902 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
7903 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
7905 (_mm_load_pd, _mm_store_pd): Use plain dereference.
7906 (_mm_load_si128, _mm_store_si128): Likewise.
7907 (_mm_load1_pd): Use _mm_set1_pd.
7908 (_mm_load_sd): Use _mm_set_sd.
7909 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
7910 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
7911 (_mm_set_epi64): Use _mm_set_epi64x.
7912 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
7913 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
7914 _mm_setr_epi8): Use _mm_set_foo form.
7915 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
7916 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
7917 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
7918 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
7919 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
7920 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
7921 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
7922 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
7923 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
7924 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
7925 (_mm_movedup_pd): Use _mm_shuffle_pd.
7926 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
7927 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
7928 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
7929 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
7931 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
7932 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
7933 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
7934 (_mm_store_ps): Use raw dereference.
7935 (_mm_store1_ps): Use _mm_storeu_ps.
7936 (_mm_storer_ps): Use _mm_store_ps.
7937 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
7938 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
7940 2005-01-11 Stan Shebs <shebs@apple.com>
7942 * config/rs6000/rs6000.c (machopic_output_stub): Issue
7943 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
7945 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
7948 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
7949 Skip all DECLs except for FIELD_DECLs.
7951 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7953 * config/s390/s390.c (override_options): Return error if
7954 -mbackchain, -mpacked-stack and -mhard-float are used together.
7955 (s390_va_start): Remove the backchain && packed-stack special case.
7956 (s390_gimplify_va_arg): Likewise.
7957 * doc/invoke.texi: Remove the ABI incompatibility note.
7959 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7961 * config/s390/s390.c (struct s390_frame_layout): Remove
7963 (s390_frame_info, s390_emit_prologue): Replace occurrences of
7964 save_backchain_p with TARGET_BACKCHAIN.
7966 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7969 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
7970 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
7971 * function.c (locate_and_pad_parm): Set new field.
7972 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
7973 Tweak where_pad test to include "none". Always set mem align for
7975 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
7976 not sufficient for type.
7977 (assign_parm_setup_block): If stack_parm is zero on entry, always
7978 make a new stack local. Block move old stack parm if necessary
7979 to new aligned stack local.
7980 (assign_parm_setup_stack): Use a block move to handle
7981 potentially misaligned entry_parm.
7982 (assign_parms_unsplit_complex): Specify required alignment when
7983 creating stack local.
7984 * calls.c (compute_argument_addresses): Override alignment of stack
7985 arg calculated from its type with the alignment given by
7986 FUNCTION_ARG_BOUNDARY.
7987 (store_one_arg): Likewise.
7989 2005-01-11 Jan Beulich <jbeulich@novell.com>
7991 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
7992 Change respective itanium_class attribute to ialu.
7993 (shladdp4_internal): New.
7994 * config/ia64/predicates.md (shladd_log2_operand): New.
7996 2005-01-11 Richard Henderson <rth@redhat.com>
7998 * expr.c (store_constructor): Use rtvec_alloc instead of
7999 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8001 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8003 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8005 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8007 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8008 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8009 (TARGET_RWRELOC): Define.
8010 (ia64_rwreloc_section_type_flags): Delete.
8011 (ia64_section_type_flags): New function.
8012 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8013 (TARGET_RWRELOC): Define.
8015 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8018 * config/ia64/ia64.c (process_set): For alloc insn, only call
8019 process_epilogue is !frame_pointer_needed.
8021 2005-01-10 Roger Sayle <roger@eyesopen.com>
8024 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8025 unary operator and can't be treated as a binary/comparison operator.
8027 2005-01-10 Richard Henderson <rth@redhat.com>
8029 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8030 (ix86_return_in_memory): Likewise.
8031 (function_arg_advance): Likewise. Mirror structure in function_arg
8032 for choosing register to advance.
8034 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8036 * tree-vectorizer.c, tree.def: Fix comment typos.
8038 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8040 * config/s390/s390.c (struct processor_costs): 4 new fields:
8041 ddbr, ddr, debr, der.
8042 (s390_rtx_costs): More precise handling of divide instructions.
8044 2005-01-10 David Edelsohn <edelsohn@gnu.org>
8046 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
8048 2005-01-10 Jan Beulich <jbeulich@novell.com>
8050 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
8051 names resulting from -ffunction-sections/-fdata-sections and linkonce
8053 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
8054 based on the section name. Rearrange the section name comparison logic
8055 slightly so that each section name is compared against at most once.
8057 2005-01-10 Ben Elliston <bje@au.ibm.com>
8059 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
8060 targets for which -fPIC reduces limitations on the GOT size.
8062 2005-01-09 Falk Hueffner <falk@debian.org>
8064 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
8067 2005-01-09 David Edelsohn <edelsohn@gnu.org>
8070 * collect2.c (main): Set aixrtl_flag for -brtl option.
8071 (resolve_lib_name): Search for .so file extension before .a
8074 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
8076 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
8077 (vect_analyze_data_refs_alignment): Add dump prints.
8079 2005-01-09 Ira Rosen <irar@il.ibm.com>
8081 * tree-vectorizer.c (vect_analyze_offset_expr): Use
8082 expr_invariant_in_loop_p.
8083 Initialize outputs first thing in the function.
8084 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
8085 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8086 (vect_analyze_pointer_ref_access): Check that the initial condition of
8087 the access function is loop invariant.
8089 2005-01-09 Richard Henderson <rth@redhat.com>
8091 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
8092 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
8093 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
8094 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
8095 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
8096 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
8097 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
8098 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
8099 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
8100 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
8101 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
8102 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
8103 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
8104 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
8105 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
8106 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
8107 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
8108 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
8109 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
8110 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
8111 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
8112 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
8113 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
8115 (mmx_clrdi, pavgusb): Remove.
8116 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
8117 with leading sse_ prefix.
8118 * config/i386/sse.md: Receive them.
8119 * config/i386/mmx.md: New file.
8120 (MMXMODE12, MMXMODE24, mmxvecsize): New.
8121 (subrv2sf3): Turn into expander for normal subtraction.
8122 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
8123 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
8124 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
8125 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
8126 commutative; use ix86_binary_operator_ok.
8127 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
8128 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
8129 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
8130 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
8131 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
8132 Macroize from existing patterns; use ix86_binary_operator_ok.
8133 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
8134 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
8135 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
8136 with vec_select+vec_concat.
8137 (mmx_pshufw, mmx_pshufw_1): Likewise.
8138 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
8139 (mmx_uavgv4hi3): Model correctly.
8140 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
8141 _mm_xor_si64): Remove casts.
8143 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8145 PR tree-optimization/19224
8146 * tree-scalar-evolution.c (get_instantiated_value,
8147 set_instantiated_value): New functions.
8148 (instantiate_parameters_1): Cache the results.
8149 (instantiate_parameters, resolve_mixers): Initialize and free
8152 2005-01-08 David Edelsohn <edelsohn@gnu.org>
8154 * config/i386/i386.md (addhi_4): Correct reference in comment.
8157 2005-01-08 Richard Henderson <rth@redhat.com>
8159 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
8160 (_mm_cvtsi128_si64x): Likewise.
8161 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
8162 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
8163 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
8164 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
8165 * config/i386/i386-protos.h: Update.
8166 * config/i386/i386.c (print_operand): Add 'H'.
8167 (ix86_fixup_binary_operands): Split out from ...
8168 (ix86_expand_binary_operator): ... here.
8169 (ix86_fixup_binary_operands_no_copy): New.
8170 (ix86_expand_fp_absneg_operator): Handle vector mode results.
8171 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
8172 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
8173 (safe_vector_operand): Use CONST0_RTX.
8174 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
8175 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
8176 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
8177 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
8179 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
8180 (IX86_BUILTIN_CMPNGESS): New.
8181 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
8182 (attr type): Add sselog1.
8183 (attr unit, attr memory): Handle it.
8184 (movti, movti_internal, movti_rex64): Move near other integer moves.
8185 (movtf, movtf_internal): Move near other fp moves.
8186 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
8187 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
8188 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
8189 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
8190 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
8191 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
8192 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
8193 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
8194 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
8195 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
8196 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
8197 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
8198 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
8199 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
8200 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
8201 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
8202 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
8203 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
8204 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
8205 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
8206 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
8207 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
8208 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
8209 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
8210 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
8211 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
8212 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
8213 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
8214 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
8215 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
8216 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
8217 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
8218 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
8219 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
8220 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
8221 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
8222 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
8223 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
8224 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
8225 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
8226 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
8227 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
8228 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
8229 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
8231 (SSEPUSH, push<SSEPUSH>): Remove.
8232 (MMXPUSH, push<MMXPUSH>): Remove.
8233 (sse_movaps, sse_movaps_1, sse_movups): Remove.
8234 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
8235 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
8236 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
8237 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
8238 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
8239 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
8240 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
8241 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
8242 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
8243 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
8244 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
8245 (ppro_sse_log_V4SF): Handle sselog1.
8246 * config/i386/predicates.md (const_0_to_1_operand): New.
8247 (const_0_to_255_mul_8_operand): New.
8248 (const_1_to_31_operand): Rename from const_int_1_31_operand.
8249 (const_2_to_3_operand, const_4_to_7_operand): New.
8250 * config/i386/sse.md: New file.
8251 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
8252 (sse_movups): Rename from sse_movups_1.
8253 (sse_loadlss): Rename from sse_loadss_1.
8254 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
8256 (negv4sf2): Use ix86_expand_fp_absneg_operator.
8257 (absv4sf2, negv2df, absv2df): New.
8258 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
8259 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
8260 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
8261 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
8262 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
8263 (sse3_addsubv4sf3): Model correctly.
8264 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
8265 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
8266 (sse_movhlps): Model with vec_select+vec_concat.
8267 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
8268 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
8269 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
8270 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
8271 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
8272 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
8273 sse2_pshufhw_1): Likewise.
8274 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
8275 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
8276 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
8277 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
8278 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
8279 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
8280 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
8281 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
8282 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
8283 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
8284 sminv8hi3): Mark commutative
8285 operands. Use ix86_binary_operator_ok.
8286 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
8287 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
8288 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
8289 sse2_punpcklqdq): Allow operand2 in memory.
8290 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
8291 sse2_movsd): Add memory alternatives.
8292 (sse_storelps): Turn expander into an insn; split after reload.
8293 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
8294 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
8296 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
8298 * configure.ac (DWARF-2 debug_line): Use objdump.
8299 * configure: Regenerate.
8301 2005-01-08 Jeff Law <law@redhat.com>
8302 Diego Novillo <dnovillo@redhat.com>
8304 PR tree-optimization/18241
8305 * tree-nrv.c (tree_nrv): Ignore volatile return values.
8306 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
8307 statements with volatile operands.
8308 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
8309 operands after marking a statement with has_volatile_ops.
8311 2005-01-08 Roger Sayle <roger@eyesopen.com>
8313 * tree.c (int_fits_type_p): Always honor integer constant
8314 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
8316 2005-01-08 Roger Sayle <roger@eyesopen.com>
8318 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
8319 the latent bug in rtl_delete_block has been resolved.
8321 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8323 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
8324 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
8326 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8328 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
8329 library as @multilib_dir@/$(SHLIB_SONAME).
8331 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8333 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
8334 * configure: Regenerate.
8336 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8338 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
8341 2005-01-07 David Edelsohn <edelsohn@gnu.org>
8344 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8345 Convert non-word aligned offset address using ld/std into
8348 2005-01-07 Richard Henderson <rth@redhat.com>
8350 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
8352 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
8354 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
8356 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8358 PR tree-optimization/19283
8359 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
8360 is not shorter than the original type.
8362 PR rtl-optimization/19012
8363 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
8365 PR rtl-optimization/18861
8366 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
8367 (FULL_STATE): Define.
8368 (mark_tablejump_edge): New function.
8369 (purge_dead_tablejump_edges): New function.
8370 (find_bb_boundaries): Use it.
8372 PR tree-optimization/18828
8373 * builtins.c (expand_builtin_next_arg): Remove argument and all
8374 the argument checking.
8375 (expand_builtin): Adjust caller.
8376 (expand_builtin_va_start): Likewise. Remove error for too many
8378 (fold_builtin_next_arg): Issue error for too many arguments.
8379 After checking arguments, replace them with magic arguments that
8380 prevent further checking of the args.
8382 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8384 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
8386 2005-01-06 Roger Sayle <roger@eyesopen.com>
8389 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
8390 and %{.S:...} (and their negative variants) to test whether the
8391 input file is assembler or pre-processed-assembler independent of
8392 the actual filename extension.
8394 2005-01-06 Roger Sayle <roger@eyesopen.com>
8396 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
8397 of sign or zero extended values.
8399 2005-01-06 Geoffrey Keating <geoffk@apple.com>
8401 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
8402 for IBM long double format correctly.
8404 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
8406 Fix PR tree-optimization/18792
8408 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
8409 to first_loop_depth, and use loop depth instead of loop number.
8410 (build_classic_dir_vector): Ditto.
8411 (compute_data_dependences_for_loop): Use depth, not loop number.
8412 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
8413 number. Pass in loops, instead of loop numbers.
8414 (gather_interchange_stats): Ditto.
8415 (linear_transform_loops): Ditto.
8417 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
8420 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
8421 biv_fits_mode_p, extension_within_bounds_p): New functions.
8422 (check_ext_dependent_givs): Use them.
8424 2005-01-06 Roger Sayle <roger@eyesopen.com>
8426 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
8427 more than one barrier, in which case we should delete them all.
8429 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
8431 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
8433 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
8435 Fix PR middle-end/19286
8437 * dwarf2out.c (gen_subprogram_die): If we've already tried to
8438 output this subprogram, simply ignore this attempt to do it again.
8439 (add_abstract_origin_attribute): Don't abort trying to add the abstract
8440 origin attribute if it's not possible.
8441 (gen_block_die): Don't ignore subblocks of "unused" blocks.
8442 (decls_for_scope): Ditto.
8443 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
8444 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
8446 2005-01-05 Richard Henderson <rth@redhat.com>
8449 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
8450 (bdesc_2arg): Use it.
8451 (ix86_expand_binop_builtin): Force operands into registers
8453 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
8454 ix86_expand_sse_compare, ix86_expand_sse_comi,
8455 ix86_expand_builtin): Likewise.
8457 2005-01-05 Richard Henderson <rth@redhat.com>
8459 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
8461 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
8462 (mulv4hi3): Set itanium_class mmmul.
8463 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
8464 (fpack): Rename from fpack_sfsf.
8466 2005-01-05 Richard Henderson <rth@redhat.com>
8469 * reload1.c (do_input_reload): Restrict the optimization deleteing
8470 a previous output reload to RELOAD_FOR_INPUT.
8472 2005-01-05 Steven Bosscher <stevenb@suse.de>
8474 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
8475 comment that we fall through after case.
8476 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
8477 (distribute_links): Likewise.
8478 * cse.c (cse_insn): Likewise.
8479 * cselib.c (cselib_invalidate_mem): Likewise.
8480 * df.c: Update comments at the top of the file.
8481 (read_modify_subreg_p): Update comments here too.
8482 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
8483 * flow.c (mark_set_1): Likewise.
8484 (mark_used_regs): Likewise.
8485 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8486 (canon_list_insert): Likewise.
8487 (mark_set): Likewise.
8488 (try_replace_reg): Likewise.
8489 (store_killed_in_insn): Likewise.
8490 * loop.c (count_one_set): Likewise.
8491 (basic_induction_var): Likewise.
8492 * postreload-gcse.c (find_mem_conflicts): Likewise.
8493 * postreload.c (reload_combine_note_store): Likewise.
8494 (move2add_note_store): Likewise.
8495 * reload.c (find_equiv_reg): Likewise.
8496 (mark_referenced_resources): Likewise.
8497 * rtlanal.c (set_noop_p): Likewise.
8498 (note_stores): Likewise.
8499 (note_uses): Likewise.
8500 * sched-deps.c (sched_analyze_1): Likewise.
8501 * sched-rgn.c (check_live_1): Likewise.
8502 (update_live_1): Likewise.
8503 * config/i860/i860.c: Likewise.
8505 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
8507 (ZERO_EXTRACT): Mention that this one can be an lvalue.
8509 * doc/rtl.texi: Update documentation for bit-fields and SET.
8511 2005-01-05 Roger Sayle <roger@eyesopen.com>
8513 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
8515 2005-01-05 Jan Hubicka <jh@suse.cz>
8516 Richard Henderson <rth@redhat.com>
8519 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
8522 2005-01-05 Richard Henderson <rth@redhat.com>
8525 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
8526 (sse_shufps): Change operand 3 to const_int_operand.
8527 (sse2_storelps): Fix typo in template.
8528 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
8529 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
8530 (ix86_expand_builtin): Likewise.
8532 2005-01-05 Julian Brown <julian@codesourcery.com>
8534 * config/arm/arm.c (arm_return_in_memory): Treat complex types
8535 as aggregates for AAPCS ABIs.
8537 2005-01-05 Stan Shebs <shebs@apple.com>
8539 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
8540 Mach-O getters if ppc64.
8541 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
8543 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8544 signed four-byte field for global code case.
8545 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
8547 2005-01-05 Roger Sayle <roger@eyesopen.com>
8550 * c-common.c: Include real.h.
8551 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
8552 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
8553 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
8554 * Makefile.in (c-common.o): Update dependencies.
8556 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8558 * c-parse.in (asm_string): Add trailing semicolon.
8560 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8562 * c-parse.in (asm_string): New. Don't allow wide strings in
8564 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
8565 asm_string instead of STRING.
8567 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8569 * c-typeck.c (constructor_no_implicit): Remove.
8570 (set_designator, process_init_element): Don't check
8571 constructor_no_implicit.
8573 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
8574 Kaz Kojima <kkojima@gcc.gnu.org>
8577 * lcm.c (create_pre_exit): New.
8578 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
8579 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
8581 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8583 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
8584 -msoft-float in target_float_switch.
8585 * arm.c (arm_override_options): Fix processing of target_float_switch.
8587 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8589 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
8592 2004-01-05 Uros Bizjak <uros@kss-loka.si>
8594 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
8595 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
8597 2005-01-04 Roger Sayle <roger@eyesopen.com>
8599 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
8600 if deleting the then-block allows the test-block to fallthru to the
8603 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
8606 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
8607 after the full declaration if the are in two different TUs.
8609 2005-01-04 Richard Henderson <rth@redhat.com>
8612 * tree-sra.c (generate_one_element_init): Just
8613 call gimplify_and_add.
8614 (generate_element_init): Record the
8615 new referenced variables and mark them for renaming
8616 and split out to ...
8617 (generate_element_init_1): This.
8618 (scalarize_init): Don't call push_gimplify_context/
8619 pop_gimplify_context.
8621 2005-01-04 Geoffrey Keating <geoffk@apple.com>
8623 * toplev.c (get_src_pwd): Handle failure of getpwd().
8625 2005-01-04 Roger Sayle <roger@eyesopen.com>
8627 * fold-const.c (fold_single_bit_test): Delete unreachable handling
8629 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
8630 all the cases handled by it are inverted by invert_truthvalue.
8632 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8634 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
8635 (save_register_windowsi): Likewise.
8637 2005-01-04 Richard Henderson <rth@redhat.com>
8639 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
8641 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8644 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
8645 any simplifications of vector mode comparison operators.
8646 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
8648 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
8649 Devang Patel <dpatel@apple.com>
8651 PR tree-optimization/18308
8652 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
8653 the operands before creating a new expression.
8654 * dojump.c (do_jump): Make drop_through_label available
8655 for all cases. Add expansion of COND_EXPR.
8657 2005-01-04 Ira Rosen <irar@il.ibm.com>
8659 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
8660 INTEGER_CST instead of TREE_CONSTANT.
8661 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
8662 instead of TREE_CONSTANT.
8663 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
8664 instead of TREE_CONSTANT.
8666 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8668 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
8670 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8673 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
8674 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
8676 2005-01-03 Richard Henderson <rth@redhat.com>
8678 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
8679 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
8680 fold_convert_const_real_from_real): Split out from ...
8681 (fold_convert_const): ... here.
8683 2005-01-03 Richard Henderson <rth@redhat.com>
8686 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
8687 (mov<MMXMODEI>_internal): Likewise.
8688 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
8689 Add V2SF case; use it for SSE1; don't use TI.
8690 (movdf_integer): Likewise.
8691 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
8693 2005-01-03 Ira Rosen <irar@il.ibm.com>
8695 * tree-vectorizer.c (vect_strip_conversions): New function.
8696 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
8697 check for binary class.
8699 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
8703 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
8705 * gimple-low.c (mark_blocks_with_used_vars): New function.
8706 (mark_blocks_with_used_subblocks): Ditto.
8707 (mark_used_blocks): Ditto.
8708 (pass_mark_used_blocks): New pass.
8709 * tree-inline.c: Include debug.h.
8710 (expand_call_inline): Call outlining_inline_function here.
8711 * tree-optimize.c (init_tree_optimization_passes): Add
8712 pass_mark_used_blocks.
8713 * tree-pass.h (pass_mark_used_blocks): New.
8714 * Makefile.in (tree-inline.o): Add debug.h dependency.
8716 2005-01-03 Geoffrey Keating <geoffk@apple.com>
8718 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
8719 VAR_DECLs to have weak_import attribute.
8721 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
8724 2004-01-03 Steven Bosscher <stevenb@suse.de>
8726 * passes.c (rest_of_compilation): Don't run regmove if only
8727 flag_expensive_optimizations, require flag_regmove instead.
8729 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8731 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
8733 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
8734 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8735 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
8736 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8738 2005-01-03 Richard Henderson <rth@redhat.com>
8740 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
8741 (ia64_const_ok_for_letter_p): New.
8742 (ia64_const_double_ok_for_letter_p): New.
8743 (ia64_extra_constraint): New.
8744 (ia64_expand_vecint_compare): New.
8745 (ia64_expand_vcondu_v2si): New.
8746 (ia64_expand_vecint_cmov): New.
8747 (ia64_expand_vecint_minmax): New.
8748 (ia64_print_operand): Add 'v'.
8749 (ia64_preferred_reload_class): New.
8750 (ia64_vector_mode_supported_p): New.
8751 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
8752 (PREFERRED_RELOAD_CLASS): Move to function.
8753 (CONST_OK_FOR_LETTER_P): Move to function.
8754 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
8755 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
8756 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
8757 (EXTRA_CONSTRAINT): Move to function.
8758 * config/ia64/ia64.md: Include vect.md.
8759 (itanium_class): Add mmalua.
8761 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
8763 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
8764 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
8766 (const_int_2bit_operand): New.
8767 (fr_reg_or_0_operand): New.
8768 * config/ia64/ia64-modes.def: Add vector modes.
8769 * config/ia64/ia64-protos.h: Update.
8770 * config/ia64/vect.md: New file.
8772 2005-01-03 Richard Henderson <rth@redhat.com>
8774 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
8776 2005-01-03 Uros Bizjak <uros@kss-loka.si>
8779 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
8781 (log1pdf2): Change mode of operands[0,1] to DFmode.
8783 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8785 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
8786 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
8787 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
8788 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
8789 SPARC_RELAXED_ORDERING.
8791 2005-01-03 Richard Henderson <rth@redhat.com>
8792 Uros Bizjak <uros@kss-loka.si>
8795 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
8796 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
8797 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
8799 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
8800 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
8801 const_pow2_1_to_128_operand): New predicates.
8803 2005-01-02 Greg McGary <greg@mcgary.org>
8805 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
8807 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
8808 object. [ptr_type]: Remove unused variable.
8809 Remember nearest addressable array-element or record-component
8810 when checking bitfield components. Tolerate empty BIND_EXPR.
8812 2005-01-01 Richard Henderson <rth@redhat.com>
8814 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
8815 that don't narrow the value. Fail for other conversions.
8817 2005-01-01 Richard Henderson <rth@redhat.com>
8820 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
8821 * c-lang.c (finish_file): Don't do it here.
8822 * objc/objc-act.c (objc_finish_file): Likewise.
8824 * cgraph.c (decl_assembler_name_equal): New.
8825 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
8826 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
8827 * cgraph.h (struct cgraph_varpool_node): Add next.
8828 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
8829 * varasm.c (assemble_alias): Mark the target as needed.
8831 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
8834 * function.c (get_arg_pointer_save_area): Use entry_of_function
8835 instead of get_insns.
8837 2005-01-01 Roger Sayle <roger@eyesopen.com>
8838 Andrew Pinski <pinskia@physics.uc.edu>
8839 James E. Wilson <wilson@specifixinc.com>
8841 PR rtl-optimization/12092
8842 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
8845 2005-01-01 Roger Sayle <roger@eyesopen.com>
8846 Olivier Hainque <hainque@act-europe.fr>
8848 * tree.c (int_fits_type_p): A narrower type always fits in a
8849 wider one, except for negative values into unsigned types.
8851 2005-01-01 Roger Sayle <roger@eyesopen.com>
8853 * tree.c (int_fits_type_p): Compare the result of force_fit_type
8854 with the original constant rather than require TREE_OVERFLOW.
8856 2005-01-01 Steven Bosscher <stevenb@suse.de>
8859 * c-decl.c (finish_function): If compiling C99, annotate the
8860 compiler generated return with the current file name and line 0.
8861 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
8862 the source line is greater than 0.
8863 (remove_bb): Likewise.
8865 See ChangeLog.12 for earlier changes.