1 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
7 2005-09-29 Steven Bosscher <stevenb@suse.de>
9 PR tree-optimization/23911
10 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
11 and IMAGPART_EXPR too.
13 2005-09-28 Mark Mitchell <mark@codesourcery.com>
16 * expmed.c (expand_shift): Move logic to reverse rotation
17 direction when rotating by constants ...
18 * optabs.c (expand_binop): ... here.
19 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
20 (ix86_rotrdi3): New pattern.
21 (rotldi3): Handle 32-bit mode.
22 (ix86_rotldi3): New pattern.
24 2005-09-29 Alan Modra <amodra@bigpond.net.au>
27 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
28 check for numbers that need no bit twiddle.
30 2005-09-28 Geoffrey Keating <geoffk@apple.com>
32 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
35 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
36 (stage1-start): Delete old libgcc and libunwind before moving
37 anything into the stage directory.
38 (stage2-start): Likewise.
39 (stage3-start): Likewise.
40 (stage4-start): Likewise.
41 (stageprofile-start): Likewise.
42 (stagefeedback-start): Likewise.
43 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
44 header in tm_file and CPU-specific t-darwin in tmake_file.
45 (i[34567]86-*-darwin*): Don't change tm_file.
46 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
47 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
48 shared library stub for target OS version.
49 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
50 (SHLIB_LINK): Don't make SHLIB_SOLINK.
51 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
52 (libgcc_s.%.dylib): New.
54 (install-darwin-libgcc-stubs): New.
55 (INSTALL_LIBGCC): New append.
56 * config/i386/darwin-libgcc.10.4.ver: New.
57 * config/i386/darwin-libgcc.10.5.ver: New.
58 * config/i386/t-darwin: New.
59 * config/rs6000/darwin-libgcc.10.4.ver: New.
60 * config/rs6000/darwin-libgcc.10.5.ver: New.
61 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
62 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
64 2005-09-28 Paul Brook <paul@codesourcery.com>
66 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
69 2005-09-28 Richard Guenther <rguenther@suse.de>
71 PR tree-optimization/23853
72 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
73 host_integerp to verify misalignment value.
75 2005-09-28 Richard Henderson <rth@redhat.com>
77 * builtins.c (get_builtin_sync_mode): New.
78 (expand_builtin_sync_operation): Pass in mode argument.
79 (expand_builtin_compare_and_swap): Likewise.
80 (expand_builtin_lock_test_and_set): Likewise.
81 (expand_builtin_lock_release): Likewise.
82 (expand_builtin): Update to match.
84 2005-09-28 Nick Clifton <nickc@redhat.com>
86 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
87 formatting. Add check to PLUS case to ensure that the offset is
88 within an acceptable range.
90 * config/v850/v850.md (casesi): Disable the generation of the
91 switch pattern as it is not being handled properly at the moment.
93 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
94 for when the high words are identical.
96 2005-09-27 Richard Henderson <rth@redhat.com>
98 * pretty-print.c (pp_base_format): Fix typo for %>.
100 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
101 Devang Patel <dpatel@apple.com>
103 PR tree-optimization/23625
104 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
105 LABEL_EXPR, assertion check.
107 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
109 * optabs.c (no_conflict_move_test): Check if a result of a
110 to-be-moved insn would be clobbered by an originally
113 2005-09-27 Jeff Law <law@redhat.com>
115 * passes.c (init_optimization_passes): Replace copy propagation
116 passes immediately after DOM with phi-only copy propagation
117 pases. Add phi-only copy propagation pass after first DOM pass.
118 * tree-pass.h (pass_phi_only_copy_prop): Declare.
119 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
120 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
121 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
122 to init_copy_prop. Callers updated.
123 (do_phi_only_copy_prop): New function.
124 (pass_phi_only_copy_prop): New pass descriptor.
126 2005-09-27 Nick Clifton <nickc@redhat.com>
128 * libgcc2.c (__popcount_tab): Remove redundant prototype.
130 2005-09-26 Jason Merrill <jason@redhat.com>
133 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
135 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
137 2005-09-26 James E Wilson <wilson@specifix.com>
139 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
140 copyright. Add gcc copyright plus libgcc exception.
141 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
143 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
145 2005-09-26 Jeff Law <law@redhat.com>
147 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
148 about when to iterate.
150 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
153 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
154 for __complex__ double in -mcpu=G5 mode.
156 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
158 PR tree-optimization/23942
159 * Makefile.in (SCEV_H): Depends on PARAMS_H.
160 * tree-scalar-evolution.c: Include params.h.
162 (follow_ssa_edge, follow_ssa_edge_in_rhs,
163 follow_ssa_edge_in_condition_phi_branch,
164 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
165 Change return type to t_bool. Use a parameter to limit the size of
166 trees that are walked before stopping
167 (analyze_evolution_in_loop): Initialize the limit to 0.
168 (follow_ssa_edge): Give up by returning t_dont_know if the limit
169 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
171 2005-09-26 Uros Bizjak <uros@kss-loka.si>
174 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
175 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
177 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
179 * combine.c (make_extraction): Check for valid use of subreg.
181 2005-09-26 Uros Bizjak <uros@kss-loka.si>
184 * config/i386/i386.md ("*fistdi2_1"): New pattern.
185 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
186 ("fist<mode>2_with_temp"): Use only register operands.
188 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
190 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
191 CALL_INSN_FUNCTION_USAGE.
193 2005-09-26 Richard Guenther <rguenther@suse.de>
196 * gcse.c: Include hashtab.h, define ldst entry hashtable.
197 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
198 (ldst_entry): Use the hashtable instead of list-walking.
199 (find_rtx_in_ldst): Likewise.
200 (free_ldst_entry): Free the hashtable.
201 (compute_ld_motion_mems): Create the hashtable.
202 (trim_ld_motion_mems): Remove entry from hashtable if
203 removing it from list.
204 (compute_store_table): Likewise^2.
205 (store_motion): Free hashtable in case we did not see
208 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
210 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
211 and arg1 if we are passing them to fold_build2.
213 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
216 * config/i386/i386.c (ix86_function_regparm): Fix the test for
219 2005-09-25 Richard Henderson <rth@redhat.com>
221 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
222 SYMBOL_REF_TLS_MODEL to be correct.
224 2005-09-24 Richard Henderson <rth@redhat.com>
226 * ipa-type-escape.c (discover_unique_type): Remove dead code at
227 end of function. Reindent.
229 2005-09-24 Ian Lance Taylor <ian@airs.com>
231 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
232 NEGATE_EXPR/BIT_NOT_EXPR case.
234 2005-09-24 Richard Henderson <rth@redhat.com>
236 * c-common.c (handle_mode_attribute): When not modifying in place,
237 create subtypes for enumerations.
238 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
239 * gimplify.c (create_tmp_from_val): Likewise.
241 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
243 * config/i386/i386.md (*tls_global_dynamic_64,
244 *tls_local_dynamic_base_64): Add missing mode to call.
245 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
247 2005-09-24 Jan Hubicka <jh@suse.cz>
249 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
250 (cgraph_clone_node): Likewise.
251 * cgraph.h (cgraph_clone_edge): Update prototype.
252 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
253 duplicated prototypes; add updating argument.
254 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
255 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
257 (cgraph_mark_inline_edge): Likewise.
258 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
259 (cgraph_flatten_node): Likewise.
260 (cgraph_decide_recursive_inlining): Likewise.
261 (cgraph_decide_inlining_of_small_function): Likewise.
262 * tree-optimize.c (tree_rest_of_compilation): Likewise.
264 2005-09-23 David Edelsohn <edelsohn@gnu.org>
265 Pete Steinmetz <steinmtz@us.ibm.com>
267 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
268 (rldic.): Set type to "compare".
270 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
271 mfjmpr for MFCTR/MFLR.
272 (movdf_hardfloat64): Same.
273 (movdf_softfloat64): Same. Correct order of store and move types.
274 (movti_string): Set type to store_ux/load_ux.
275 (load_multiple): Set type to load_ux.
276 (store_multiple): Set type to store_ux.
277 (movmemsi): Set type to store_ux.
278 (output_cbranch direct_return): Set type to jmpreg.
279 (stmw): Set type to store_ux.
280 (lmw): Set type to load_ux.
281 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
282 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
283 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
284 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
285 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
286 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
287 (rios1-fpstore): Increase latency to 3.
288 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
289 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
291 2005-09-23 David Edelsohn <edelsohn@gnu.org>
292 Andrew Pinski <pinskia@physics.uc.edu>
294 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
295 operand2 constraint to "b".
296 (sync_<fetchop_name>di_internal): Same.
297 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
299 (sync_old_<fetchop_name>di_internal): Same.
300 (sync_new_<fetchop_name>si_internal): Same.
301 (sync_new_<fetchop_name>di_internal): Same.
303 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
306 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
307 case, define as macros.
309 PR rtl-optimization/23837
310 * optabs.c (no_conflict_move_test): Don't set must_stay for a
311 clobber / clobber match between dest and p->first.
313 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
314 (no_conflict_move_test): Update comments.
316 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
318 * doc/install.texi: Update URL for Jacks.
319 * doc/sourcebuild.texi: Likewise.
321 2005-09-22 David Edelsohn <edelsohn@gnu.org>
324 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
325 registers when choosing register preferences.
326 (movdf_hardfloat64): Same.
328 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
330 * expmed.c (expand_shift): Don't use the target of the rotate as
331 target for the first expanded shift insn.
332 * testsuite/gcc.dg/20050922-1.c: Testcase added.
334 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
336 PR tree-optimization/22438
337 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
338 preserved iv rhs rewriting specially.
340 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
342 * tree-data-ref.c (analyze_array_indexes): Only estimate when
343 estimate_only is true.
344 * tree-flow.h (ref_contains_indirect_ref): New prototype.
345 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
346 tree-ssa-structalias.c
347 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
348 ref_contains_indirect_ref.
349 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
351 2005-09-21 DJ Delorie <dj@redhat.com>
353 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
355 (mn10300_return_in_memory): Support variable size types also.
356 (mn10300_pass_by_reference): Likewise.
357 (mn10300_function_value): New.
358 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
359 (FUNCTION_OUTGOING_VALUE): Likewise.
360 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
361 * doc/invoke.texi: Document it.
363 2005-09-21 Uros Bizjak <uros@kss-loka.si>
366 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
367 force integer op1 into register for XFmode compares.
369 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
372 * expmed.c (alg_code): Add alg_impossible.
373 (alg_hash_entry): Add cost.
374 (synth_mult): Record alg_impossible in the hash table if
375 multiplication by a given integer is impossble within the
376 limit. Speed up using alg_impossible.
378 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
380 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
381 argument. Allow and set any offset if needs_anyoffset is passed
383 (get_constraint_for): Add argument here too.
385 (do_structure_copy): Pass NULL to get_constraint_for.
386 (handle_ptr_arith): Ditto.
387 (find_func_aliases): Ditto.
389 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
391 PR rtl-optimization/23898
392 * output.h (get_attr_min_length): Declare.
393 * final.c (get_attr_length_1): New function, broken out of:
395 (get_attr_min_length): New function.
396 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
397 (duplicate_computed_gotos): Likewise.
398 * genattr.c (insn_min_length): Generate declaration.
399 * genattrtab.c (min_fn, min_attr_value): New functions.
400 (make_length_attrs): Generate insn_min_length.
402 2005-09-20 Steve Ellcey <sje@cup.hp.com>
404 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
406 2005-09-20 Richard Henderson <rth@redhat.com>
408 PR tree-optimization/24059
409 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
412 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
414 * c.opt (fextended-identifiers): New.
415 * c-opts.c (c_common_handle_option): Handle
416 -fextended-identifiers.
417 * doc/cpp.texi: Update documentation of extended identifiers.
418 * doc/cppopts.texi (-fextended-identifiers): Document.
420 2005-09-20 Jakub Jelinek <jakub@redhat.com>
422 PR tree-optimization/23929
423 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
426 PR tree-optimization/23818
427 * tree-stdarg.c (execute_optimize_stdarg): Call
428 calculate_dominance_info.
430 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
432 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
433 (analyze_siv_subscript_cst_affine): Add weak SIV test.
434 (compute_overlap_steps_for_affine_1_2): Use
435 get_number_of_iters_for_loop.
436 (analyze_subscript_affine_affine): Check whether difference is
438 Use get_number_of_iters_for_loop.
439 Check whether overlap occurs outside of bounds.
440 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
442 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
444 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
445 base register if possible.
447 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
449 PR tree-optimization/18463
450 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
451 converting it directly is not possible.
452 (chrec_convert_aggressive): New function.
453 * tree-chrec.h (chrec_convert_aggressive): Declare.
454 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
455 Fold chrec conversions aggressively if asked to.
456 (instantiate_parameters): Modified because of changes in
457 instantiate_parameters_1.
459 2005-09-19 Richard Henderson <rth@redhat.com>
461 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
462 (reduc_splus_v2df): New.
464 2005-09-19 Richard Sandiford <richard@codesourcery.com>
466 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
467 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
469 2005-09-19 Richard Henderson <rth@redhat.com>
471 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
474 2005-09-19 Richard Henderson <rth@redhat.com>
476 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
477 (ia64_expand_dot_prod_v8qi): New.
478 * config/ia64/ia64-protos.h: Update.
479 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
480 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
481 sdot_prodv8qi, sdot_prodv4hi): New.
482 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
484 2005-09-19 Richard Henderson <rth@redhat.com>
487 * real.c (exact_real_truncate): Return false if the format cannot
488 represent the number as a normal.
490 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
493 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
495 * tree-ssa-operands.c (swap_tree_operands): Export.
496 * tree.h (swap_tree_operands): Declare.
497 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
498 Call swap_tree_operands.
500 2005-09-19 Richard Henderson <rth@redhat.com>
502 * tree-flow.h (merge_alias_info): Declare.
503 * tree-ssa-copy.c (merge_alias_info): Export.
504 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
505 (vect_create_data_ref_ptr): Use create_iv directly.
506 (vectorizable_load): Use correct types for integer constants.
507 (vect_generate_tmps_on_preheader): Likewise.
508 (vect_gen_niters_for_prolog_loop): Likewise.
510 2005-09-19 Steven Bosscher <stevenb@suse.de>
512 PR rtl-optimization/23943
513 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
515 2005-09-18 Jan Hubicka <jh@suse.cz>
517 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
519 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
521 * varasm.c (output_constant): Do not abort on conversions to union
522 types between different sizes.
524 2005-09-18 Richard Guenther <rguenther@suse.de>
527 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
530 2005-09-18 Paul Brook <paul@codesourcery.com>
532 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
534 2005-09-17 Richard Henderson <rth@redhat.com>
536 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
537 * tree-ssa-loop.c (pass_vect_dce): Remove.
538 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
541 2005-09-17 Richard Henderson <rth@redhat.com>
543 * tree-pass.h (pass_vect_dce): Declare.
544 * passes.c (init_optimization_passes): Add it.
545 * tree-flow.h (tree_ssa_dce): Declare.
546 * tree-ssa-dce.c (tree_ssa_dce): Export.
547 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
548 (gate_tree_vectorize): ... here.
549 (pass_vect_dce): New.
551 2005-09-17 Jan Hubicka <jh@suse.cz>
553 * except.c (struct eh_status): Turn region_array into vec.
554 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
555 convert_from_eh_region_ranges, find_exception_handler_labels,
556 current_function_has_exception_handlers, assign_filter_values,
557 build_post_landing_pads, dw2_build_landing_pads,
558 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
559 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
560 foreach_reachable_handler, can_throw_internal_1,
561 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
563 (duplicate_eh_region_1): Update region_array.
564 (duplicate_eh_regions): Resize region_array and avoid recomputing.
566 2005-09-17 David Edelsohn <edelsohn@gnu.org>
569 * expmed.c (expand_mult): Substitute simple register for op0 when
572 2005-09-17 Richard Henderson <rth@redhat.com>
574 * expr.c (emit_move_via_integer): Add force argument, pass it on
575 to emit_move_change_mode. Update callers.
576 (emit_move_complex): Pass true to new force argument.
577 * function.c (expand_function_end): Move expand_eh_return call
578 earlier. Merge sub-word complex values into a pseudo before
579 copying to the return hard register.
581 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
583 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
584 between different sizes.
586 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
590 * passes.c (init_optimization_passes): Register dump files for
593 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
595 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
596 * config/s390/s390.c (s390_overlap_p): New function.
597 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
598 peephole2, "*xc" peephole2): Added overlap check to the peephole2
601 2005-09-16 Richard Guenther <rguenther@suse.de>
603 * ipa-pure-const.c (static_execute): Free auxiliar information.
604 * ipa-type-escape.c (discover_unique_type): Free temporary key.
605 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
607 2005-09-15 DJ Delorie <dj@redhat.com>
609 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
611 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
613 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
615 (swap_commutative_operands_with_target): New.
617 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
619 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
622 (estimate_iters_using_array): New function.
623 * tree-data-ref.h (estimate_iters_using_array): Prototype
624 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
625 Use estimate_iters_using_array instead of analyze_array.
627 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
629 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
632 2005-09-15 Michael Matz <matz@suse.de>
634 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
636 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
638 PR tree-optimization/23835
639 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
640 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
642 2005-09-14 Richard Henderson <rth@redhat.com>
644 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
645 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
647 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
649 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
650 in the ARRAY_TYPE case.
652 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
654 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
656 2005-09-14 Uros Bizjak <uros@kss-loka.si>
659 * tree-vect-transform.c (vectorizable_operation): Return false for
660 scalar shift operations and for vector shift operations with
661 non-invariant shift arguments. Use scalar tree operand op1 as
662 a shift operand when vector shift insn pattern uses scalar shift
664 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
666 2005-09-14 Olivier Hainque <hainque@adacore.com>
668 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
669 value if it has side-effects.
671 2005-09-14 David Edelsohn <edelsohn@gnu.org>
674 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
676 2005-09-14 Alan Modra <amodra@bigpond.net.au>
678 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
679 passed as NAME as if it were label at start of function code.
681 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
683 * config/sh/sh.md (*movv4sf_i): Add general register cases to
686 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
688 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
689 as early clobber. Rewrite so the PIC register is not implicitly used.
691 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
693 * tree.c (annotate_with_file_line): Compare line numbers before
696 2005-09-13 Uros Bizjak <uros@kss-loka.si>
699 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
700 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
702 2005-09-13 Ian Lance Taylor <ian@airs.com>
704 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
705 than a HOST_WIDEST_INT to gen_doloop_begin.
707 2005-09-13 Diego Novillo <dnovillo@redhat.com>
709 * tree-dfa.c (dump_variable): Guard against NULL annotations.
711 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
713 PR tree-optimize/23817
714 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
716 2005-09-13 Alan Modra <amodra@bigpond.net.au>
719 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
720 word before changing the stack pointer. Use gen_frame_mem for MEMs.
721 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
722 (restore_stack_nonlocal): Likewise.
723 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
725 2005-09-12 Ian Lance Taylor <ian@airs.com>
728 * c.opt (ffriend-injection): New C++ option.
729 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
730 (C++ Dialect Options): Document -ffriend-injection.
732 2005-09-12 Josh Conner <jconner@apple.com>
735 * ipa-reference.c (static_execute): Don't mark variables in
736 named sections TREE_READONLY.
738 2005-09-12 Alan Modra <amodra@bigpond.net.au>
740 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
743 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
745 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
746 V_MUST_DEF instead of just the first_use_p.
747 Don't mark the virtual variables for renaming on the statement which
749 (pass_dse): Remove TODO_update_ssa.
751 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
754 * stor-layout.c (compute_record_mode): For records with a single
755 field, actually check the field's mode size against the type size.
757 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
758 registers for TARGET_SHMEDIA.
759 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
760 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
761 of GENERAL_REGS and FP_REGS.
763 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
765 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
767 2005-09-12 Alan Modra <amodra@bigpond.net.au>
769 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
770 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
771 are omitted. Exclude stack_tie insn too.
773 2005-09-11 David Edelsohn <edelsohn@gnu.org>
775 PR rtl-optimization/23098
776 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
778 * config/rs6000/rs6000.md (movdf splitter): Use
779 const_double_operand predicate for TARGET_POWERPC64.
780 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
781 SYMBOL_REF method to ABI_V4.
783 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
784 replace_equiv_address.
785 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
786 rs6000_sr_alias_set and MEM_NOTRAP.
787 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
789 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
791 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
792 handle CALL_EXPR again.
794 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
796 * arm/predicates.md (alignable_memory_operand): Delete.
798 2005-09-10 Richard Henderson <rth@redhat.com>
801 * dbxout.c (dbxout_expand_expr): New.
802 (dbxout_symbol): Use it.
804 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
806 * arm.c (arm_gen_rotated_half_load): Delete.
807 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
808 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
809 (thumb_set_return_address): Likewise.
810 (thumb_load_double_from_address): Use adjust_address.
811 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
812 (extendhsisi2_mem, movhi_bytes): Use change_address.
813 (movhi): Use widen_memory_access.
814 (reload_out_df): Use replace_equiv_address.
815 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
817 2005-09-09 Richard Henderson <rth@redhat.com>
820 * dbxout.c: Include expr.h.
821 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
822 (dbxout_symbol): Handle DECL_VALUE_EXPR.
823 * Makefile.in (dbxout.o): Add EXPR_H.
825 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
827 PR tree-optimization/23509
828 * tree-cfg.c (replace_uses_by): Use replace_exp.
829 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
830 pointers have name_mem_tag or type_mem_tag set.
832 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
834 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
835 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
836 of wrongly accessing operands.
838 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
840 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
841 * tree-chrec.c: Include tree-scalar-evolution.h.
842 (chrec_convert): Instantiate the base and step before calling
843 scev_probably_wraps_p that would fail on parametric evolutions.
844 Collect all the fails into a single section failed_to_convert,
845 print a diagnostic, and return chrec_dont_know instead of calling
847 * tree-scalar-evolution.c (loop_closed_phi_def): New.
848 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
850 (scev_const_prop): Don't replace the definition of a loop closed ssa
851 phi node by itself, or by another loop closed ssa phi node.
852 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
853 that base and step are defined.
855 2005-09-09 Richard Guenther <rguenther@suse.de>
858 * fold-const.c (fold_ternary): Check truth_value_p before
859 calling invert_truthvalue.
861 2005-09-09 Nick Clifton <nickc@redhat.com>
863 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
864 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
865 dimension of these arrays.
866 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
868 * longlong.h: Only provide a prototype for the __clz_tab[] array
869 if this header has not been included from libgcc2.h.
870 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
872 Provide prototypes for exported functions.
873 Use the __clz_tab[] and __popcount_tab[] arrays provided by
876 2005-09-08 Josh Conner <jconner@apple.com>
880 * expr.c (expand_expr_addr_expr_1): Don't invoke
881 expand_simple_binop for EXPAND_INITIALIZER.
883 2005-09-08 Richard Henderson <rth@redhat.com>
886 * toplev.c (wrapup_global_declaration_1): Split out ...
887 (wrapup_global_declaration_2): ... from ...
888 (wrapup_global_declarations): ... here. Return bool.
889 (check_global_declaration_1): Split out ...
890 (check_global_declarations): from here.
891 (emit_debug_global_declarations): New.
892 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
893 check_global_declaration_1, emit_debug_global_declarations): Declare.
894 * c-decl.c (c_write_global_declarations_1): Don't create a vector
895 of decls. Call wrapup_global_declaration_1,
896 wrapup_global_declaration_2, check_global_declaration_1 directly.
897 (c_write_global_declarations_2): New.
899 (c_write_global_declarations): Call c_write_global_declarations_2.
900 * langhooks.c (write_global_declarations): Call
901 emit_debug_global_declarations.
903 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
904 remove decls that have DECL_RTL_SET_P.
905 * passes.c (rest_of_decl_compilation): Invoke
906 cgraph_varpool_finalize_decl for all but functions.
908 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
910 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
911 the result of a conversion if the new min and max cannot be compared.
913 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
915 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
916 (override_options): Setting s390_sr_alias_set removed.
917 (save_fpr, save_gprs): Set alias set to vararg or frame.
918 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
919 s390_sr_alias_set with get_frame_alias_set ().
920 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
921 get_varargs_alias_set ().
923 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
927 * c-parser.c (c_parser_objc_method_definition): If the next
928 token is not "{", error out and don't start the function.
930 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
932 * tree-vrp.c (extract_range_from_expr): Move the check for non
933 nullness after the check for gimple invariant.
935 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
937 * tree.c (host_integerp, tree_low_cst): Correct function comment.
939 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
942 * config/m32r.md (movmemsi_internal): Canonicalize order of
943 operands in PLUS component of template.
945 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
947 * reload1.c (fixup_eh_region_note): Remove assertion.
948 (fixup_abnormal_edges): Reverted removal of call to
949 find_many_sub_basic_blocks made on 2005-08-31.
951 2005-09-07 Richard Henderson <rth@redhat.com>
953 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
954 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
955 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
956 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
957 rearrange for better packing.
958 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
959 (lookup_cfa_1): Remove inline marker.
960 (cfa_equal_p): Split out of ...
961 (def_cfa_1): ... here. Use INVALID_REGNUM.
962 (build_cfa_loc): Handle !cfa->indirect.
963 (frame_pointer_cfa_offset): New.
964 (dbx_reg_number): Assert register elimination performed; do
965 leaf register remapping.
966 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
967 (eliminate_reg_to_offset): New.
968 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
969 for verifiably local stack frame addresses; re-base to CFA.
970 (mem_loc_descriptor): Remove can_use_fbreg argument.
971 (concat_loc_descriptor, loc_descriptor): Likewise.
972 (containing_function_has_frame_base): Remove.
973 (rtl_for_decl_location): Don't do register elimination or
974 leaf register remapping here.
975 (secname_for_decl): Split out from ..
976 (add_location_or_const_value_attribute): ... here.
977 (convert_cfa_to_loc_list): New.
978 (compute_frame_pointer_to_cfa_displacement): New.
979 (gen_subprogram_die): Use them.
980 * tree.h (frame_base_decl): Remove.
981 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
982 (prologue_stack_adjust): Remove.
983 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
984 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
985 (set_frame_base_location): Remove.
986 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
987 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
988 (vt_add_function_parameters): Don't eliminate_regs.
989 (vt_initialize): Don't create frame_base_decl.
991 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
993 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
994 version of GNU binutils for 4.x and later.
996 2005-09-06 Mark Mitchell <mark@codesourcery.com>
998 * ggc-page.c (ggc_push_context): Remove.
999 (ggc_pop_context): Likewise.
1000 * ggc.h (ggc_push_context): Remove.
1001 (ggc_pop_context): Likewise.
1003 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1006 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1007 returning from an interrupt handler.
1009 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1012 * config/arc/arc.c (output_shift): Add check for loop count when
1015 2005-09-06 Steven Bosscher <stevenb@suse.de>
1017 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1019 (abs_replacement): Likewise.
1020 (pass_phiopt): Remove TODO_update_ssa.
1022 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1025 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1026 if "return with no value, in function returning non-void" warning
1028 * tree-cfg.c (execute_warn_function_return): Don't look at
1029 RETURN_EXPRs with TREE_NO_WARNING set.
1032 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1033 for internal functions doesn't use registers used by global registers
1034 variables. Use fewer register parameters if there are global register
1037 2005-09-06 Olivier Hainque <hainque@adacore.com>
1038 Eric Botcazou <ebotcazou@adacore.com>
1041 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1042 when we would be extracting outside its bit span (bitpos+bitsize
1043 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1044 Ada unchecked conversions.
1046 2005-09-06 Steven Bosscher <stevenb@suse.de>
1048 * tree-ssa-pre.c (try_look_through_load): New function.
1049 (compute_avail): Use it to try to look through loads for some
1050 more useful expressions.
1052 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1054 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1055 condition for detecting cases like (a&a) and (a^a).
1057 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1059 * common.opt: Add option ftree-vect-loop-version.
1060 * params.def: Add --param vect-max-version-checks.
1061 * doc/invoke.texi: Document ftree-vect-loop-version and
1062 --param vect-max-version-checks.
1063 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1064 may_misalign_stmts and defines for accessors.
1065 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1066 LOOP_VINFO_MAY_MISALIGN_STMTS.
1067 (destroy_loop_vec_info): VEC_free for
1068 LOOP_VINFO_MAY_MISALIGN_STMTS.
1069 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1070 Update documentation.
1071 (vect_update_misalignment_for_peel): New.
1072 (vect_enhance_data_refs_alignment): Update to choose loop
1073 peeling or loop versioning if appropriate for the (potentially)
1074 unaligned data references in the loop.
1075 (vect_analyze_data_refs_alignment): Remove call to
1076 vect_enhance_data_refs_alignment so the checks can be done
1078 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1079 and move up call to vect_analyze_data_refs_alignment.
1080 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1081 (vect_transform_loop): Add call to loop_version.
1083 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1085 PR rtl-optimization/23098
1086 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1087 * simplify-rtx.c (constant_pool_reference_p): New function.
1088 * rtl.h (constant_pool_reference_p): New prototype.
1089 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1090 constant_pool_reference_p in condition and
1091 avoid_constant_pool_reference in preparation statements.
1093 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1095 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1096 STRICT_LOW_PART SETs.
1098 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1101 * except.c (sjlj_emit_function_enter): Find the function begin
1102 note even when it's not in first basic block.
1104 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1106 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1107 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1108 * aclocal.m4: Regenerate.
1110 2005-09-05 DJ Delorie <dj@redhat.com>
1112 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1115 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1117 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1118 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1119 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1120 Follow spelling conventions.
1121 * doc/invoke.texi: Follow spelling conventions.
1123 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1125 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1126 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1127 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1129 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1132 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1133 (output_stack_adjust): Use gen_tmp_stack_mem.
1134 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1135 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1136 (sh_get_pr_initial_val): Likewise.
1137 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1138 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1139 * sh.md (divsi_inv_m0): Use gen_const_mem.
1140 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1141 (movdf_i4+1): Use gen_tmp_stack_mem.
1142 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1143 (fpu_switch+2): Likewise.
1144 (movv4sf_i, movv16sf_i): Use adjust_address.
1145 (symGOT_load): Set MEM_NOTRAP_P bit.
1147 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1150 * pa.c (emit_move_sequence): Fix typo in last change.
1152 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1154 PR rtl-optimization/23454
1155 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1158 2005-09-03 Richard Henderson <rth@redhat.com>
1159 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1162 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1165 2005-09-02 Nicolas Pitre <nico@cam.org>
1167 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1168 to bit_count to 32 bits.
1170 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1173 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1174 generating synthetic loads from volatile lvalues.
1176 005-09-02 Nick Clifton <nickc@redhat.com>
1178 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1179 __ctzhi2, __clzhi2): New functions.
1181 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1184 * tree-nested.c (struct var_map_elt): Mark with GTY.
1185 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1187 (lookup_field_for_decl): Allocate new element in GC memory.
1188 (lookup_tramp_for_decl): Likewise.
1189 (convert_nl_goto_reference): Likewise
1190 (create_nesting_tree): Allocate info in GC memory. Likewise for
1192 (free_nesting_tree): Free with ggc_free instead of free.
1193 (root): New static variable.
1194 (lower_nested_functions): Remove root as local variable. And zero out
1195 root at the end of the function.
1197 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1199 PR rtl-optimization/20365
1200 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1201 to short. New member ix.
1202 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1203 (simplify_plus_minus): Initialize ix members before calling qsort.
1205 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1207 PR tree-optimization/23626
1208 * tree-cfg.c (replace_uses_by): Clean up eh info.
1210 2005-09-01 DJ Delorie <dj@redhat.com>
1212 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1215 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1217 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1218 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1221 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1223 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1224 do not issue warning for a variable definition following
1227 2005-09-01 Richard Henderson <rth@redhat.com>
1230 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1231 conversion to CONST_VECTOR.
1233 2005-09-01 Richard Henderson <rth@redhat.com>
1236 * reload1.c (reload_as_needed): Check !CALL_P before calling
1237 fixup_eh_region_note.
1238 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1240 2005-09-01 DJ Delorie <dj@redhat.com>
1242 * varasm.c (output_constant): Let the target resolve
1243 conversions of addresses to non-default pointer sizes.
1245 2005-09-01 Nicolas Pitre <nico@cam.org>
1247 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1248 to alow matching ARM pre-indexed addressing mode.
1249 (arm_override_options): Remove now irrelevant comment.
1251 2005-09-01 Phil Edwards <phil@codesourcery.com>
1253 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1254 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1255 * config/i386/vxworks.h: Likewise.
1256 * config/i386/t-vxworksae: New file, for VxWorks AE.
1257 * config/i386/vxworksae.h: Likewise.
1259 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1261 PR tree-optimization/23410
1262 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1263 sequence is not wrapping during the first step.
1265 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1268 * dwarf2out.c (base_type_die): Compare char_type_node with
1269 TYPE_MAIN_VARIANT (type), not type.
1271 2005-09-01 Richard Guenther <rguenther@suse.de>
1273 PR tree-optimization/15366
1274 * common.opt: Add -finline-functions-called-once.
1275 Put -fearly-inlining in alphabetically ordered place.
1276 * doc/invoke.texi: Document new option.
1277 * ipa-inline.c (cgraph_decide_inlining): Honour
1278 flag_inline_functions_called_once.
1280 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1282 PR rtl-optimization/23478
1283 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1284 (alloc_qty): Initialize it.
1285 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1286 (combine_regs): Combine also n_throwing_calls_crossed fields.
1287 (find_free_reg): Don't attempt to caller-save pseudos crossing
1288 calls that might throw.
1289 * global.c (struct allocno): Add throwing_calls_crossed field.
1290 (global_alloc): Revert 2005-08-22 change. Initialize
1291 throwing_calls_crossed.
1292 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1295 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1298 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1299 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1300 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1301 (and64_2_operand): Tweak to use predicate.
1302 (and_operand): Adjust for mask_operand changes.
1303 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1304 (print_operand): Likewise.
1305 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1306 (mask64_1or2_operand): Delete.
1307 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1308 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1309 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1310 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1311 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1312 (rotldi3_internal4): Likewise.
1313 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1314 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1315 (ashldi3_internal7): Likewise.
1316 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1317 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1318 (anddi3 split): Don't match mask64_operand.
1319 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1320 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1321 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1322 't' splitter predicate.
1323 (movdi_internal64 + 2): Revert 2005-06-11 change.
1325 2005-08-31 DJ Delorie <dj@redhat.com>
1327 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1328 (m32c_asm_integer): Add support for 32 bit pointers.
1330 2005-08-31 Richard Henderson <rth@redhat.com>
1332 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1333 component-like references for setting MEM_NOTRAP_P.
1335 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1336 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1338 2005-08-31 Richard Henderson <rth@redhat.com>
1340 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1341 into a pseudo before applying gen_lowpart.
1343 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1345 * doc/install.texi (Specific): Update cctools version required
1346 for full functionality.
1347 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1348 linkers as -macosx_version_min.
1350 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1353 * sh.c (print_operand, %R and %S): Add handling of floating point
1354 registers, memory, constants and invalid operands.
1356 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1358 * ipa-pure-const.c: Change dump name.
1360 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1363 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1364 to "reg_or_0_operand".
1365 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1367 2005-08-31 Dale Johannesen <dalej@apple.com>
1369 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1370 loops that count down.
1372 2005-08-31 Richard Henderson <rth@redhat.com>
1375 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1376 (fixup_eh_region_note): New.
1377 (reload_as_needed): Call it.
1378 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1379 don't call find_many_sub_basic_blocks; call verify_flow_info.
1380 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1381 (keep_stack_depressed): Likewise.
1382 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1384 2005-08-31 Richard Henderson <rth@redhat.com>
1386 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1389 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1391 * expr.c (expand_expr_real_1): Compare size of address
1392 mode to target's address mode size in deciding expansion of
1393 the constant address.
1395 2005-08-31 Richard Guenther <rguenther@suse.de>
1398 * expr.c (all_zeros_p): New function.
1399 (expand_expr_real_1): Handle the case of an all-zero
1400 non-addressable constructor separately.
1402 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1404 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1405 arguments, adjust all callers.
1406 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1408 2005-08-30 Richard Henderson <rth@redhat.com>
1411 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1412 whenever the mode sizes match.
1414 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1416 * calls.c (load_register_parameters): Fix comment typo.
1417 * expr.c (emit_push_insn): Comment formatting.
1419 2005-08-30 Ian Lance Taylor <ian@airs.com>
1421 * config/i386/x-cygwin (host-cygwin): Change dependency from
1422 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1424 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1426 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1429 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1432 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1433 call to ggc_collect.
1435 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1438 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1439 beginning. Remove $(INCLUDES) from all the rules, if following
1440 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1442 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1445 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1446 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1447 not constant, but maxlen is, don't set len to maxlen, rather
1448 set maxlen to len if len is a constant.
1450 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1452 PR tree-optimization/23475
1453 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1456 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1458 Fix PR middle-end/22455
1460 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1461 Checksum only the parts of the tree that exist for the tree code.
1463 2005-08-28 Dale Johannesen <dalej@apple.com>
1465 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1467 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1469 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1471 2005-08-28 Richard Henderson <rth@redhat.com>
1473 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1474 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1477 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1480 * builtins.c (get_memory_rtx): Don't strip nops
1481 in between COMPONENT_REFs.
1483 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1486 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1488 (gimplify_modify_expr): Check for zero sized types and gimplify the
1489 rhs and lhs as statements.
1491 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1494 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1495 state for return address column of signal frames.
1497 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1500 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1501 bytes >= 2 not bytes == 2.
1502 (expand_block_move): Same.
1504 2005-08-27 Richard Guenther <rguenther@suse.de>
1507 * config/i386/sse.md (sse2_movsd): Add missing closing
1510 2005-08-27 Paul Brook <paul@codesourcery.com>
1512 * genrecog.c (enum decision_type): Add DT_num_insns.
1513 (struct decision_test): Add u.num_insns.
1514 (add_to_sequence): Add DT_num_insns test.
1515 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1516 (write_cond, debug_decision_2): Ditto.
1517 (change_state): Assume peep2_next_insn never fails.
1518 Remove "afterward" argument.
1519 (write afterward, write_tree): Update to match.
1520 * recog.c (peep2_current_count): New variable.
1521 (peep2_next_insn): Check it.
1522 (peephole2_optimize): Set peep2_current_count.
1523 * recog.h (peep2_current_count): Declare.
1525 2005-08-26 Josh Conner <jconner@apple.com>
1528 * ipa-pure-const.c (check_tree): Check for volatile-ness
1529 when considering a dereference.
1531 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1533 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1535 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1537 PR rtl-optimization/23561
1538 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1539 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1540 at most LEN bytes long memory fits into the field.
1541 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1542 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1543 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1545 2005-08-26 Richard Henderson <rth@redhat.com>
1548 * loop.c (biased_biv_may_wrap_p): New.
1549 (maybe_eliminate_biv_1): Use it to suppress non-equality
1550 comparison transformations. Delete disabled code.
1552 2005-08-26 Ian Lance Taylor <ian@airs.com>
1554 * combine.c (make_extraction): Avoid reference outside object.
1556 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1558 * stor-layout.c (finalize_type_size): Restore behaviour for
1559 non-aggregate types to the status quo ante of the patch for
1560 pr 23467. Document why it matters.
1562 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1565 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1566 array by one element, initialize the BT_LAST element with NULL.
1568 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1570 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1571 optimizing for size.
1573 (compare_plus_eqsi): Same.
1574 (plus_eqsi_compare): Same.
1575 (neg_eq0<mode>): Same.
1576 (neg_eq<mode>): Same.
1578 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1581 2005-08-26 Nick Clifton <nickc@redhat.com>
1583 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1584 TARGET_EP is not defined.
1585 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1586 TARGET_EP is enabled.
1587 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1588 * config/v850/v850.md (save_all_interrupt): Only use the EP
1589 register if TARGET_EP is defined.
1590 (restore_all_interrupt): Likewise.
1591 * config/v850/lib1funcs.asm: Update functions so that the EP
1592 register is only used if __EP__ is defined.
1594 2005-08-26 David Ung <davidu@mips.com>
1596 * config/mips/mips.c (mips_expand_prologue): Handle case when
1597 generating for MIPS16 and the outgoing argument area is more than
1598 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1601 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1603 * config/crx/crx.md: Make doloop_end pattern usage controllable
1604 via mloop-nesting=<max-nesting> command line switch. Make sure
1605 the combiner cannot use doloop_end_<mode> in an illegal way.
1606 * config/crx/crx.c: Use regs up to r6 for argument passing.
1607 Refine crx_address_cost (non cst4 displacements are expensive).
1608 * config/crx/crx.opt: Add switch for mloop-nesting=.
1610 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1612 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1613 (UNSPEC_MVST): New constant.
1615 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1617 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1618 Reject operands containing eliminable registers.
1619 * testsuite/gcc.dg/20050825-1.c: New testcase.
1621 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1622 Jan Hubicka <jh@suse.cz>
1624 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1626 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1628 PR tree-optimization/23546
1629 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1632 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1634 * params.def (PARAM_MIN_SPEC_PROB): New.
1635 * sched-rgn.c (MIN_PROBABILITY): Delete.
1636 (compute_trg_info): Convert to PARAM_VALUE.
1637 * doc/invoke.texi (param): Document min-spec-prob.
1639 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1641 * config/darwin.h: define __PIC__
1642 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1643 TARGET_OS_CPP_BUILTINS macro.
1645 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1647 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1650 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1652 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1654 * cfghooks.c (duplicate_block): Added position where to place
1655 new block as argument.
1656 * cfghooks.h (duplicate_block): Declaration changed.
1657 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1659 * cfglayout.h (copy_bbs): Declaration changed.
1660 * cfgloop.h (loop_version): Declaration changed.
1661 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1662 position to copy_bbs.
1663 (loop_version): Pass position to duplicate_loop_to_header_edge.
1664 Add place_after argument and position new blocks according to
1666 * modulo-sched.c (sms_schedule): Pass place_after argument
1668 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1669 * tree-cfg.c (split_edge_bb_loc): New function.
1670 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1671 to determine position of new blocks.
1672 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1674 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1675 argument to duplicate_block.
1676 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1677 Pass position to copy_bbs.
1679 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1681 * fold-const.c (ptr_difference_const): Use
1682 cst_and_fits_in_hwi instead of host_integerp.
1684 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1686 * config/darwin.c (gen_pic_offset): New.
1687 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1690 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1692 PR tree-optimization/23486
1693 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1695 2005-08-23 Phil Edwards <phil@codesourcery.com>
1697 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1698 remove use_collect2.
1699 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1701 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1702 configuration files to override the default value.
1704 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1705 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1706 * config/vx-common.h: New file, split out from...
1707 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1708 * config/vxworksae.h: New file, for VxWorks AE.
1709 * config/vxworks.opt: New file.
1710 * config/vxlib.c: Update for VxWorks 6.
1712 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1713 other MULTILIB_* variables appropriately.
1714 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1715 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1716 * config/rs6000/vxworks.h: Update for VxWorks 6.
1717 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1719 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1722 * config/darwin.c (machopic_select_section): Remove the hack to
1723 mark "::operator new" and "::operator delete" for coalescing
1724 even though they are not weak.
1726 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1728 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1729 * configure: Regenerate.
1731 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1734 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1736 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1737 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1740 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1742 * config/rs6000/predicates.md (equality_operator): New.
1743 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1744 comparison with a large constant.
1746 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1748 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1750 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1752 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1753 registers is even, and we have a hardware double precision fp,
1755 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1756 size of current argument when checking if argument was passed in
1759 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1762 * stor-layout.c (finalize_type_size): Dont override
1763 existing alignment with a smaller alignment from the mode.
1765 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1767 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1768 * lambda.h (lambda_vector_lexico_pos): ... here.
1769 * tree-data-ref.c (build_classic_dist_vector): Return false when
1770 the distance vector is lexicographically negative.
1772 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1774 PR tree-optimization/23511
1775 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1776 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1778 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1780 PR tree-optimization/22043
1781 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1782 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1783 If ALLOW_FLEXARR, handle types ending with flexible array member.
1784 Pass false as second argument to recursive count_type_elements calls.
1785 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1786 argument to count_type_elements call.
1787 * tree-sra.c (decide_block_copy): Likewise.
1788 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1789 for a constant-sized object, set cleared as well. Pass true as
1790 second argument to count_type_elements call.
1792 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1795 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1796 from legitimate_small_data_p, and make global. Update use.
1797 Remove forward declaration.
1798 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1800 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1802 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1804 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1805 of scratch intermediates.
1806 (eq<mode>_compare): Same.
1807 (neg_eq0<mode>): New.
1808 (neg_eq<mode>): Convert to define_insn_and_split.
1810 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1813 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1814 stdarg functions, set/clear the fp marker even when no variable
1816 * config/rs6000/sysv4.opt (mprototype): Describe.
1818 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1820 PR rtl-optimization/23478
1821 * regs.h (reg_info): Add throw_calls_crossed.
1822 (REG_N_THROWING_CALLS_CROSSED): Define.
1823 * flow.c (allocate_reg_life_data): Initialize
1824 REG_N_THROWING_CALLS_CROSSED.
1825 (propagate_one_insn, attempt_auto_inc): Update
1826 REG_N_THROWING_CALLS_CROSSED.
1827 * global.c (global_alloc): Don't allocate pseudos across
1828 calls that may throw.
1830 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1833 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1834 value is inbetween the range if we did not find an exact match.
1836 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1838 * doc/invoke.texi (Option Summary): Add ms1 options.
1839 * doc/extend.texi: Document interrupt handler attribute for ms1.
1840 * doc/md.texi: Document ms1 constraints.
1841 * config.gcc: Add ms1-*-elf.
1842 * config/ms1/ms1.h: New.
1843 * config/ms1/ms1.c: New.
1844 * config/ms1/ms1.md: New.
1845 * config/ms1/ms1-protos.h: New.
1846 * config/ms1/ABI.txt: New.
1847 * config/ms1/crti.asm: New.
1848 * config/ms1/crtn.asm: New.
1849 * config/ms1/lib2extra-funcs.c: New.
1850 * config/ms1/t-ms1: New.
1851 * config/ms1/ms1.opt: New.
1853 2005-08-22 Ira Rosen <irar@il.ibm.com>
1855 * config/rs6000/altivec.md (xorv4sf3): New.
1856 (negv4sf2, neg<mode>2): Likewise.
1858 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1861 * config/ia64/ia64.md (divsi3): Check divide by zero.
1862 (udivsi3): Likewise.
1864 (udivdi3): Likewise.
1866 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1868 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1869 up to elem_bitsize bits, not max_bitsize.
1871 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1873 PR tree-optimization/23433
1874 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1875 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1877 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1879 PR tree-optimization/23434
1880 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1881 the iteration bound is not an INTEGER_CST.
1883 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1885 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1886 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1887 NULL if need_epilog_adjust is false.
1888 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1889 Case 3 always peels first itration, not just for PLUS case, and no need
1890 to use scalar_initial_def here. Create an epilog adjustment only if
1891 scalar_initial_def is not NULL.
1893 (vectorizable_reduction): Remove assert.
1895 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1898 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1899 (__moddi3): Likewise.
1900 (__udivdi3): Likewise.
1901 (__umoddi3): Likewise.
1902 (__divsi3): Likewise.
1903 (__modsi3): Likewise.
1904 (__udivsi3): Likewise.
1905 (__umodsi3): Likewise.
1907 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1909 * tree-pass.h (TDF_GRAPH): Define.
1910 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1911 * passes.c (finish_optimization_passes): Only call
1912 finish_graph_dump_file if TDF_GRAPH is set.
1913 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1914 NULL. Set TDF_GRAPH bit.
1915 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1917 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1919 * arm.h (arm_stack_offsets): Add locals_base field.
1920 * arm.c (arm_get_frame_offsets): Compute it.
1921 (thumb_compute_initial_elimination offset): Make the Thumb frame
1922 pointer point to the base of the local variables.
1923 (thumb_expand_prologue): Update accordingly.
1924 (thumb_expand_epilogue): Likewise.
1926 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1927 mode of clobbered scratch to DImode. Handle a case that's known to
1930 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1932 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1933 (gt0<mode>_compare): Delete.
1934 (neg_gt0<mode>): Delete.
1936 2005-08-19 Eric Christopher <echristo@apple.com>
1938 * optabs.h: Change CTI_ to COI_.
1941 2005-08-19 James E Wilson <wilson@specifix.com>
1943 * builtins.c (expand_builtin_return_addr): Set
1944 current_function_accesses_prior_frames when count != 0. Use
1945 frame_pointer_rtx when count == 0.
1946 * function.h (struct function): Add accesses_prior_frames field.
1947 (current_function_accesses_prior_frames): Define.
1948 * reload1.c (init_elim_table): Check
1949 current_function_accesses_prior_frames.
1950 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1952 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1954 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1955 indicator. Return true if the flowgraph changed during
1958 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1961 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1962 conditional expression before testing its value.
1964 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1966 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1968 2005-08-19 Devang Patel <dpatel@apple.com>
1970 PR tree-optimization/23048
1971 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1972 third parameter. Check whether latch is dominated by exit
1974 (if_convertible_loop_p): Supply exit block itself to
1975 if_convertible_bb_p.
1977 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1980 * arm.md (arm_load_pic_register): Change argument to the mask of
1981 saved registers. Call thumb_find_work_register if we need a
1982 scratch register on Thumb.
1983 (arm_expand_prologue): Pass empty register set to
1984 arm_load_pic_register.
1985 (thumb_expand_prologue): Pass live_regs_mask directly to
1986 arm_load_pic_register.
1987 * arm-protos.h (arm_load_pic_register): Update prototype.
1989 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1991 * sh.c (find_sole_member): New function.
1992 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1993 if the record's alignment is larger than the size of its only member.
1995 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1998 * arm.c (thumb_legitimize_reload_address): New function.
1999 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2000 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2002 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2004 * config/crx/crx.c: Implement crx_decompose_address. Reject
2005 symbolic displacements since CRX register relative adressing
2006 mode can't handle unsigned 32-bit values as displacements.
2007 * config/crx/crx.h: Simplify definitions, remove redundant
2008 parenthesis and obsolete macros.
2009 * config/crx/crx.opt: Add new switch for debugging addresses.
2010 * config/crx/crx-protos.h: Add new declarations for above.
2012 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2015 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2018 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2020 * collect2.c (dup2): Delete.
2021 * configure.ac: Don't check for dup2.
2023 * config.in, configure: Regenerate.
2025 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2027 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2028 record with the type of its only member.
2030 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2032 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2033 define_insn_and_split.
2034 (plus_ltu<mode>_compare): Same.
2035 (gtu<mode>_compare): Same.
2036 (plus_gtu<mode>_compare): Same.
2038 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2040 PR tree-optimization/22228
2041 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2043 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2044 are recorded in vect_vnames_to_rename for renaming.
2045 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2046 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2047 in vect_vnames_to_rename.
2048 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2049 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2051 2005-08-18 Jan Hubicka <jh@suse.cz>
2054 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2055 info only for local statics, not for member variables.
2057 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2059 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2061 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2063 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2065 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2068 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2070 2005-08-17 James E Wilson <wilson@specifix.com>
2072 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2075 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2077 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2078 (leu<mode>_compare): Same.
2079 (plus_leu<mode>): Same.
2080 (neg_leu<mode>): Same.
2081 (and_neg_leu<mode): Same.
2082 (ltu<mode>_compare): Same.
2083 (plus_ltu<mode>): Same.
2085 (geu<mode>_compare): Same.
2086 (plus_geu<mode>): Same.
2087 (neg_geu<mode>): Same.
2088 (and_neg_geu<mode>): Same.
2089 (plus_gt<mode>): Same.
2090 (gtu<mode>_compare): Same.
2091 (plus_gtu<mode>): Same.
2093 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2095 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2096 Move call_table_data to end. Delete spurious .text.
2097 (callt_save_all_interrupt): Fix comment typo.
2099 2005-08-17 James E Wilson <wilson@specifix.com>
2100 Kevin Winchester <winchester@amirix.com>
2103 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2105 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2108 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2109 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2111 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2113 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2114 record with the type of its only member if the modes don't match.
2116 * varasm.c (decode_reg_name): Skip empty additional register names.
2118 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2120 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2121 lsm_tmp_name_length): New.
2122 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2123 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2125 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2126 Andreas Krebbel <krebbel1@de.ibm.com>
2128 * config.gcc: Added z9-109 switch.
2129 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2130 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2131 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2132 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2133 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2134 for "z9_109" cpu attribute.
2135 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2136 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2137 (s390_handle_arch_option): Added z9-109 switch.
2138 (override_options): Set respective cost function for z9-109.
2139 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2140 (legitimate_reload_constant_p): Accept extended immediates.
2141 (print_operand): Three new output modifiers added: k, m and o.
2142 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2143 (s390_output_mi_thunk): Use extended immediate when possible.
2144 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2145 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2146 (CONSTRAINT_LEN): Added length of O constraint.
2147 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2148 * config/s390/s390.md ("cpu"): New value z9_109 added.
2149 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2150 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2151 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2152 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2153 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2154 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2155 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2156 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2157 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2158 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2159 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2160 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2161 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2162 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2163 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2165 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2166 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2167 insns for TARGET_EXTIMM.
2169 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2171 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2173 2005-08-17 Nick Clifton <nickc@redhat.com>
2175 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2176 Call default_encode_section_info.
2178 2005-08-17 Steven Bosscher <stevenb@suse.de>
2180 PR tree-optimization/21574
2181 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2182 constant, return CONSTANT.
2183 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2184 (ccp_fold, visit_assignment): Likewise.
2185 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2187 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2189 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2190 fold_buildN instead of buildN then fold_initializer or fold.
2191 (build_unary_op): Likewise.
2192 (build_binary_op): Likewise.
2193 * fold-const.c (fold_initializer): Remove.
2194 (fold_build1_initializer): New function.
2195 (fold_build2_initializer): New function.
2196 (fold_build3_initializer): New function.
2197 * tree.h (fold_initializer): Remove.
2198 (fold_build1_initializer): New function.
2199 (fold_build2_initializer): New function.
2200 (fold_build3_initializer): New function.
2202 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2204 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2205 (try_move_mult_to_index): Call fold_build2 instead of build2.
2206 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2207 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2208 fold_binary_to_constant.
2209 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2211 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2212 check if A == gcd (A, B). Remove TYPE argument.
2213 (analyze_offset) Use fold_build2 instead of fold (build.
2214 (create_data_ref): Likewise.
2215 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2216 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2219 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2221 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2222 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2224 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2227 * gimplify.c (zero_sized_type): New function.
2228 (gimplify_modify_expr_rhs): If we have a zero sized type,
2229 replace the statement with an empty statement.
2231 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2233 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2236 2005-08-16 Ian Lance Taylor <ian@airs.com>
2238 * doc/tm.texi (Label Output): Correct typo.
2240 2005-08-16 Steven Bosscher <stevenb@suse.de>
2243 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2244 force_operand will work later on using have_insn_for.
2246 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2248 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2250 2005-08-16 Ian Lance Taylor <ian@airs.com>
2253 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2254 vector type, don't try to construct it element by element. Add an
2255 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2257 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2259 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2261 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2263 * doc/invoke.texi (Precompiled Headers): Document some more options
2264 which are known to be safe.
2266 2005-08-16 James E Wilson <wilson@specifix.com>
2268 PR tree-optimization/21105
2269 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2270 TREE_OVERFLOW check.
2272 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2274 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2275 (neg_ltu<mode>): Same.
2277 (neg_gtu<mode>): Same.
2279 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2281 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2282 (fold_builtin_isdigit): Use fold_buildN.
2283 (build_function_call_expr): Likewise.
2284 * c-typeck.c (c_finish_loop): Likewise.
2286 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2287 Richard Shann <rshann@superh.com>
2289 PR middle-end/20396:
2290 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2292 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2294 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2296 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2299 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2300 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2303 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2306 * fold-const.c (build_range_check): Disable optimization for function
2307 pointer expressions on targets that require function pointer
2310 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2312 * simplify-rtx.c (simplify_const_relational_operation): When
2313 extracting arguments of a COMPARE, recompute the mode as well.
2315 2005-08-15 Ian Lance Taylor <ian@airs.com>
2317 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2319 2005-08-15 DJ Delorie <dj@redhat.com>
2321 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2323 (movsi_splittable): Allow, but split, moves to the stack.
2324 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2327 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2329 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2330 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2331 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2333 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2334 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2335 Delete HOST_PTR_PRINTF.
2337 * configure, config.in: Regenerate.
2339 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2341 * config/rs6000/rs6000.md (QHSI): New mode macro.
2342 (wd): Extend mode attr for QImode and HImode
2343 (dbits): New mode attr.
2344 (zero_extend<mode>di2): Convert to mode macro.
2346 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2349 * doc/invoke.texi (-mgnu-ld): Update description.
2352 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2355 * Makefile.in (tree-chrec.o): Depends on real.h.
2356 * tree-chrec.c: Include real.h.
2357 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2358 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2359 * tree-scalar-evolution.c (add_to_evolution_1,
2360 interpret_rhs_modify_expr): Ditto.
2362 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2365 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2366 step is negative compute the estimation from init downwards to zero.
2368 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2370 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2372 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2374 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2376 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2377 Accept double-word constants that can be split.
2378 * config/s390/s390.md ("movti"): Use 'P' constraint.
2379 ("*movdi_31", "*movdf_31"): Likewise.
2381 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2383 Fix PR tree-optimization/22615
2385 * tree-ssa-structalias.c (solution_set_add): Handle
2386 first_vi_for_offset returning NULL.
2387 (do_da_constraint): Ditto.
2388 (do_sd_constraint): Ditto.
2389 (do_ds_constraint): Ditto
2390 (find_func_aliases): Ditto.
2391 (build_constraint_graph): RHS is allowed be ANYTHING.
2392 (first_vi_for_offset): Return NULL if we couldn't find anything at
2395 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2397 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2398 over memory as first operand.
2400 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2403 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2404 available for setting it.
2406 2005-08-14 Ira Rosen <irar@il.ibm.com>
2408 PR tree-optimization/23320
2409 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2410 data-refs' types instead of base object nullness. Add check for
2411 pointer type data-refs before first location comparison. Remove
2414 2005-08-14 Andreas Schwab <schwab@suse.de>
2416 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2418 2005-08-13 James E Wilson <wilson@specifix.com>
2420 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2421 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2422 -fstack-protector-all, --param ssp-buffer-size): Document.
2423 (-Wvariadic-macros): Alphabetize.
2424 (-fsched-stalled-insns-dep): Add missing 'f'.
2426 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2429 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2431 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2432 or indirect address operand.
2433 (EXTRA_ADDRESS_CONSTRAINT): New.
2434 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2436 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2438 PR tree-optimization/22236
2439 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2440 successors and predecessors.
2441 * tree-chrec.c (chrec_convert): Before converting, check that
2442 sequences don't wrap.
2443 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2444 (analyze_array): Extern.
2445 (find_data_references_in_loop): Remove call to
2446 compute_estimated_nb_iterations.
2447 * tree-data-ref.h (analyze_array): Declared.
2448 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2449 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2450 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2451 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2453 * tree-ssa-loop-ivcanon.c: Fix documentation.
2454 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2455 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2456 (infer_loop_bounds_from_undefined): New.
2457 (estimate_numbers_of_iterations_loop): Use
2458 infer_loop_bounds_from_undefined.
2459 (used_in_pointer_arithmetic_p): New.
2460 (scev_probably_wraps_p): Pass an extra parameter. Call
2461 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2462 (convert_step): Fix documentation.
2463 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2464 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2465 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2466 scev_probably_wraps_p.
2468 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2470 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2471 (s390_register_info): Ignore clobbered_regs information for fixed
2472 registers, and only fixed registers.
2473 (s390_init_frame_layout): Remove redundant call.
2475 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2477 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2478 description of -Wold-style-casts.
2480 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2481 Jakub Jelinek <jakub@redhat.com>
2483 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2484 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2485 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2486 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2487 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2488 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2489 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2490 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2491 ("stack_protect_set", "stack_protect_test"): New expanders.
2492 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2493 "stack_protect_testdi"): New insn definitions.
2495 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2497 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2499 2005-08-12 Paul Brook <paul@codesourcery.com>
2501 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2503 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2505 * config/s390/predicates.md (setmem_operand): New predicate.
2506 (shift_count_operand): Accept ANDs with special constants as
2508 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2509 with special constants.
2510 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2511 shift_count_operand with setmem_operand.
2513 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2515 * config/s390/s390.c (s390_extract_part, s390_single_part):
2517 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2518 (s390_output_mi_thunk): Don't use lg on 31 bit.
2519 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2520 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2522 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2524 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2525 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2526 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2527 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2528 with one of the new macros.
2530 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2532 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2533 Don't set save_return_addr_p.
2534 (s390_register_info): Make clobbered_regs not depending on
2537 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2539 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2540 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2542 2005-08-11 James E. Wilson <wilson@specifix.com>
2544 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2546 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2548 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2549 locations gathered by var-tracking in single entry loc_list
2550 over loc_descriptor_from_tree.
2552 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2553 pass it down to loc_descriptor.
2554 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2555 (containing_function_has_frame_base): Move earlier in the file.
2556 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2557 instead of always assuming fbreg can't be used.
2559 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2561 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2562 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2563 Accept address wrapped in AND for Altivec.
2564 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2565 Strip AND wrapping offset address for Altivec.
2567 2005-08-11 Richard Henderson <rth@redhat.com>
2570 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2571 before using TYPE_IS_SIZETYPE.
2573 2005-08-11 Richard Henderson <rth@redhat.com>
2576 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2577 insn types not present on ev4.
2578 (alphaev5_insn_pipe): Similarly.
2580 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2583 * arm.c (arm_override_options): If the user has selected callee-super-
2584 interworking, then enable normal interworking.
2586 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2588 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2591 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2593 * doc/rtl.texi: Fix two typos.
2595 2005-08-11 Richard Guenther <rguenther@suse.de>
2598 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2599 cases where we call to/from functions returning void.
2601 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2604 * tree.c (build_pointer_type_for_mode): Robustify.
2606 2005-08-10 James E Wilson <wilson@specifix.com>
2608 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2609 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2611 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2614 2005-08-10 Eric Christopher <echristo@apple.com>
2616 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2617 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2620 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2623 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2624 for the high part when generating dynamic-no-pic code.
2626 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2628 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2629 (x86_64-*-linux*): Likewise.
2631 * config/i386/crtfastmath.c: New file.
2632 * config/i386/t-crtfm: Likewise.
2634 * config/i386/linux.h (ENDFILE_SPEC): New.
2635 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2637 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2640 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2642 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2643 (vec_shl, vec_shr): Document new operations.
2644 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2646 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2648 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2649 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2650 change predicate to indexed_or_indirect_address.
2652 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2654 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2655 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2656 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2657 and __aeabi_uwrite8.
2658 * config/arm/unaligned-funcs.c: New file.
2659 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2661 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2663 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2665 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2666 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2668 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2669 * final.c (pass_shorten_branches): Add dump.
2670 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2671 (pass_life): Rename dump.
2672 (rest_of_handle_flow2): Remove initial verify_flow_info.
2673 * function.c (pass_instantiate_virtual_regs): Add dump.
2674 * integrate.c (pass_initial_value_sets): Add dump.
2675 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2676 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2677 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2678 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2679 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2680 gate_rtl_unrool_and_peel_loops): New.
2681 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2682 rtl_doloop): Do not look at flags.
2683 * mode-switching.c (pass_mode_switching): Add dump.
2684 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2685 pass_split_before_regstack): Add dump.
2686 * regmove.c (pass_stack_adjustments): Add dump.
2687 * tree-optimize.c (pass_fixup_cfg): Add dump.
2689 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2692 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2693 deciding which instruction sequence to use.
2695 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2697 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2698 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2700 2005-08-09 Richard Guenther <rguenther@suse.de>
2702 * c-common.c (builtin_function_2): Remove.
2703 (def_builtin_1): New function.
2704 (c_common_nodes_and_builtins): Use def_builtin_1 to
2705 build builtin functions.
2707 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2709 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2710 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2711 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2714 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2716 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2717 fold_binary instead of fold_build2 since we don't care about the
2719 (loop_niter_by_eval): Likewise.
2720 (compare_trees): Likewise.
2721 (proved_non_wrapping_p): Likewise.
2723 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2727 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2728 if the if is really empty.
2730 2005-08-09 Steven Bosscher <stevenb@suse.de>
2732 PR tree-optimization/23234
2733 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2734 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2735 argument of the new enum.
2736 (execute_cse_reciprocals): Add reciprocals for function arguments
2737 on the unique successor edge of the entry block. Update other calls
2738 to execute_cse_reciprocals_1.
2740 2005-08-08 Richard Henderson <rth@redhat.com>
2743 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2745 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2747 * expr.c (write_complex_part): Return after handling MEM.
2749 2005-08-08 Josh Conner <jconner@apple.com>
2751 PR rtl-optimization/23241
2752 * combine.c (simplify_comparison): Fix error in determining
2753 whether to lift a subreg from comparison.
2755 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2758 * config/rs6000/altivec.md (vec_init<mode>): New.
2759 (vec_set<mode>): New.
2760 (vec_extract<mode>): New.
2761 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2762 (rs6000_expand_vector_set): New.
2763 (rs6000_expand_vector_extract): New.
2764 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2765 for Altivec modes before reload.
2766 (altivec_expand_vec_init_builtin): New.
2767 (get_element_number): New.
2768 (altivec_expand_vec_set_builtin): New.
2769 (altivec_expand_vec_ext_builtin): New.
2770 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2772 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2774 * config/rs6000/rs6000.h (rs6000_builtins): Add
2775 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2776 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2777 * config/rs6000/rs6000-protos.h: Declare new functions.
2779 2005-08-08 Jan Hubicka <jh@suse.cz>
2781 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2782 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2783 * i386.md (movdi*): Use pic_32bit_operand.
2784 * predicates.md (pic_32bit_operand): New.
2786 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2789 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2791 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2793 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2794 (test_for_singularity): Use fold_build2.
2796 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2798 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2800 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2802 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2803 (COMMON_ASM_OP) Define.
2804 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2805 (ix86_encode_section_info): Likewise.
2806 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2807 SUBTARGET_ENCODE_SECTION_INFO.
2809 2005-08-06 Richard Henderson <rth@redhat.com>
2812 * tree-nested.c (convert_local_reference): Save and restore val_only
2813 around component_ref and friends. Clear walk_subtrees by default.
2815 2005-08-06 Peter O'Gorman <peter@pogma.com>
2818 * gcc.c (process_command): Check the argument to -b has a dash.
2819 * doc/invoke.texi: Update -b and -V docs.
2821 2005-08-06 James E Wilson <wilson@specifix.com>
2823 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2825 2005-08-06 Michael Matz <matz@suse.de>
2827 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2828 member only if only one insn is associated with the value.
2830 2005-08-06 Nick Clifton <nickc@redhat.com>
2832 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2834 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2835 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2836 Check symbol flags instead of symbol name mangling.
2837 (xstormy16_asm_output_aligned_common): Likewise. Also
2838 simplify code since the bss100_section cass is the only case
2839 where the below100 code will be triggered.
2840 (xstormy16_encode_section_info): Encode below100 attribute
2841 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2843 (xstormy16_strip_name_encoding): Delete - this function is no
2845 (TARGET_STRIP_NAME_ENCODING): Undefine.
2846 * config/stormy16/stormy16-protos.h: Delete prototype for
2847 xstormy16_strip_name_encoding.
2849 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2851 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2852 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2853 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2854 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2855 config/alpha/predicates.md, config/arc/arc.h,
2856 config/arm/arm.h, config/arm/ieee754-df.S,
2857 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2858 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2859 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2860 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2861 config/m68hc11/m68hc11.h, config/mips/mips.c,
2862 config/mips/mips.h, config/mips/openbsd.h,
2863 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2864 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2865 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2866 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2867 config/sparc/linux.h, config/sparc/linux64.h,
2868 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2869 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2870 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2871 typos. Follow spelling conventions.
2873 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2876 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2877 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2878 specially. Check for side effects only for COND_EXPR.
2879 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2880 return with TREE_NO_WARNING.
2882 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2884 PR rtl-optimization/23233
2885 * loop.c (combine_movables): Require the modes to be the same.
2886 (move_movables): Remove handling of cases where the replacement
2887 had a different mode to the original.
2889 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2891 PR tree-optimization/23128
2892 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2893 subtraction wrap, and set TREE_OVERFLOW if they do.
2895 2005-08-05 Richard Henderson <rth@redhat.com>
2898 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2899 FORCED_LABEL labels.
2901 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2904 * reload.c (find_reloads_subreg_address): Pass down TYPE
2905 unchanged. Change all callers except find_reloads_toplev.
2907 2005-08-05 Michael Matz <matz@suse.de>
2909 * genattrtab.c (current_alternative_string): Remove.
2910 (SIMPLIFY_ALTERNATIVE): Ditto.
2911 (attr_alt_bit_p): Ditto.
2912 (alternative_name): Make const char *.
2913 (evaluate_eq_attr): Remove use of above things.
2914 (simplify_test_exp): Ditto.
2915 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2916 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2918 2005-08-04 James E Wilson <wilson@specifix.com>
2920 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2921 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2922 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2923 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2924 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2926 2005-08-04 Richard Henderson <rth@redhat.com>
2929 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2930 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2931 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2932 if we'd have to instantiate too many members.
2934 2005-08-04 Richard Henderson <rth@redhat.com>
2937 * tree-outof-ssa.c (coalesce_asm_operands): New.
2938 (coalesce_ssa_name): Use it. Split out ...
2939 (coalesce_phi_operands, coalesce_result_decls): ... these.
2941 2005-08-04 Paul Brook <paul@codesourcery.com>
2943 * read-rtl.c (read_quoted_string): Break if EOF.
2945 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2947 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2948 (fold_build2): Likewise.
2949 (fold_build3): Likewise.
2950 (fold_build1_stat): New function prototype.
2951 (fold_build2_stat): Likewise.
2952 (fold_build3_stat): Likewise.
2953 * fold-const.c (fold_build1): Rename to ..
2954 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2955 through to build1_stat.
2956 (fold_build2): Rename to ..
2957 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2958 through to build2_stat.
2959 (fold_build3): Rename to ..
2960 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2961 through to build3_stat.
2963 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2964 Ian Lance Taylor <ian@airs.com>
2966 * function.c (assign_stack_local_1): Do not correct stack slot
2967 address if allocation size is smaller than mode size.
2969 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2972 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2973 (tree_merge_blocks): Propagate anything allowed by
2975 Clarify documentation.
2976 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2977 SSA form, schedule an update if necessary.
2979 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2981 * doc/install.texi (Binaries): Remove broken link to
2982 Sinix/Reliant Unix binaries.
2984 2005-08-03 Richard Henderson <rth@redhat.com>
2987 * function.c (stack_protect_epilogue): Export.
2988 * tree.h (stack_protect_epilogue): Declare.
2989 * calls.c (expand_call): Call it.
2991 2005-08-03 Eric Christopher <echristo@apple.com>
2993 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2994 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2997 2005-08-04 Jan Hubicka <jh@suse.cz>
2999 * profile.c (branch_prob): Split edges with goto locus on them
3000 to get proper line counts.
3001 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3003 2005-08-03 Paul Brook <paul@codesourcery.com>
3005 * function.c (assign_parms): Round current_function_args_size
3006 to PARM_BOUNDARY, not STACK_BOUNDARY.
3008 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3010 * config/i386/i386.c (x86_elf_aligned_common)
3011 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3013 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3015 PR tree-optimization/23157
3016 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3017 before emitting them.
3019 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3021 PR tree-optimization/19899
3022 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3023 * tree-scalar-evolution.c: Include real.h.
3024 (add_to_evolution): Build constant -1 of correct type.
3026 2005-08-03 Jan Hubicka <jh@suse.cz>
3028 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3029 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3030 profile updating for complette unrolling.
3031 * loop-unroll.c (peel_loop_completely): Use it.
3032 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3033 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3036 2005-08-03 Paul Brook <paul@codesourcery.com>
3038 * combine.c (can_change_dest_mode): New function.
3039 (try_combine, simplify_set): Use it.
3041 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3043 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3046 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3048 * doc/install.texi (Specific): Adjust link to openavr.org.
3049 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3050 (Binaries): Adjust HP-UX Porting Center link.
3051 (Binaries): Adjust Free Software Foundation ordering link.
3053 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3055 * convert.c (convert_to_integer): Use fold_build1 instead of
3056 build1 when converting an integer to an integer.
3058 2005-08-02 Richard Henderson <rth@redhat.com>
3060 * combine.c (combine_instructions): Don't use reg_equal/equiv
3061 results if the mode doesn't match.
3063 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3065 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3066 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3068 2005-08-02 Richard Henderson <rth@redhat.com>
3071 * explow.c (memory_address): Remove special-case for
3072 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3074 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3077 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3078 number of calls to cleanup_tree_cfg_1.
3080 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3082 * doc/invoke.texi: document file extensions .F90 and .F95
3084 2005-08-02 Richard Guenther <rguenther@suse.de>
3086 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3087 positive if its first argument is positive.
3089 2005-08-02 Richard Guenther <rguenther@suse.de>
3091 PR tree-optimization/23177
3092 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3095 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3097 PR tree-optimization/23129
3098 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3099 varying for divisions with anti-ranges.
3101 2005-08-02 Jan Hubicka <jh@suse.cz>
3103 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3104 * tree-ssa-threadupdate.c (thread_block): Add it here.
3106 2005-08-01 James E Wilson <wilson@specifix.com>
3108 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3109 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3110 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3112 * config/mips/predicates.md (const_call_insn_operand): Add check for
3113 SYMBOL_REF_LONG_CALL_P.
3114 * doc/extend.texi (long_call): Document the new attribute.
3116 2005-08-01 Ian Lance Taylor <ian@airs.com>
3117 Richard Henderson <rth@redhat.com>
3119 * Makefile.in (RTL_BASE_H): Add real.h.
3120 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3122 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3124 * rtl.c (rtl_check_failed_code_mode): New.
3125 * rtl.h (struct rtx_def): Add u.rv.
3126 (XCMWINT, XCNMPRV): New.
3127 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3128 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3130 2005-08-01 Richard Henderson <rth@redhat.com>
3132 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3133 with auto-inc codes.
3135 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3137 2005-08-01 Jan Hubicka <jh@suse.cz>
3139 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3140 * i386.c: Include dwarf2.h
3141 (asm_preferred_eh_data_format): New.
3142 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3144 2005-08-01 Ian Lance Taylor <ian@airs.com>
3146 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3147 randomize_va_space for virtual address randomization control.
3149 2005-08-01 Steven Bosscher <stevenb@suse.de>
3151 * common.opt (flag_ipa_cp): Put in right place to maintain
3154 2005-08-01 Jan Hubicka <jh@suse.cz>
3156 * profile.c (compute_value_histograms): Fix thinko.
3157 * value-prof.c: Include toplev.h
3158 (check_counter): New function.
3159 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3160 tree_mod_subtract_transform): Add sanity check.
3162 2005-08-01 Richard Guenther <rguenther@suse.de>
3164 PR tree-optimization/23133
3165 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3166 current functions parameter decls to find defs to cse
3169 2005-08-01 Richard Guenther <rguenther@suse.de>
3171 PR tree-optimization/23109
3172 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3173 If trapping math is in effect, use post-dominator information
3174 to check if we'd in any case reach a trapping point before
3175 doing the reciprocal insertion.
3176 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3177 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3178 expressions are invariant only if trapping math is not in effect.
3180 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3182 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3183 cgraph_function_versioning): New declarations.
3184 * cgraphunit.c: Add include to ipa-prop.h.
3185 (update_call_expr, cgraph_copy_node_for_versioning,
3186 cgraph_function_versioning): New functions.
3187 * integrate.c (copy_decl_for_inlining): Remove.
3188 * ipa-prop.h (ipa_replace_map): New struct.
3189 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3190 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3191 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3192 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3193 ipcp_iterate_stage, ipcp_method_scale_print,
3194 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3195 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3196 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3197 ipcp_update_bb_counts, ipcp_update_profiling,
3198 ipcp_update_edges_counts): New functions.
3199 (ipcp_method_cval_init): Remove restriction regarding local methods.
3200 (ipcp_init_stage): Add ipcp_method_compute_scale.
3201 (ipcp_insert_stage): Add versioning.
3202 (ipcp_structures_print): Add ipcp_method_scale_print.
3203 (ipcp_driver): Dump profiling info.
3204 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3205 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3206 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3207 (struct inline_data): Add versioning_p, ipa_info, new fields.
3208 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3209 declare_return_variable): Replace calls to copy_decl_for_inlining with
3211 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3213 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3214 Add argument VERSIONING.
3215 (copy_arguments_for_versioning, copy_static_chain,
3216 function_versionable_p, tree_versionable_function_p,
3217 tree_function_versioning, replace_ref_tree): New functions.
3218 * tree-inline.h: Include varray.h.
3219 (tree_versionable_function_p, tree_function_versioning,
3220 tree copy_decl_for_dup): New declarations.
3222 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3224 * ipa-cp.c: New file. Contains IPCP specific functionality.
3225 * ipa-prop.h: New file. Contains structures/definitions that can be
3226 used by several interprocedural data flow optimizations (and also IPCP).
3227 * ipa-prop.c: New file.
3228 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3229 * common.opt: Add ipa-cp flag.
3230 * timevar.def: Add IPCP optimization.
3231 * tree-optimize.c (init_tree_optimization_passes): Schedule
3233 * tree-pass.h (pass_ipa_cp): Declare.
3235 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3237 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3238 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3239 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3240 config/i386/i386.c, config/mips/mips.h,
3241 config/rs6000/rs6000.h, config/sh/sh.c,
3242 config/stormy16/stormy16.c: Fix comment typos.
3244 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3247 * c-typeck.c (build_binary_op): Use common_type wrapper on
3249 (common_type): Update comment.
3251 2005-07-31 Steven Bosscher <stevenb@suse.de>
3254 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3255 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3256 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3258 2005-07-31 Jan Hubicka <jh@suse.cz>
3260 * pretty-print.h (pp_widest_integer): New macro.
3261 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3264 2005-07-31 Jan Hubicka <jh@suse.cz>
3266 * output.h (enum section_category): Export from varasm.c
3267 (categorize_decl_for_section): Likewise.
3268 * varasm.c (enum section_category): Kill.
3269 (categorize_decl_for_section): Make global.
3270 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3272 * i386.c (ix86_section_threshold): New static variable.
3273 (ix86_in_large_data_p, ix86_encode_section_info,
3274 x86_64_elf_unique_section,
3275 x86_64_elf_select_section): New functions.
3276 (TARGET_ENCODE_SECTION_INFO): Define
3277 (override_options): Enable medium model for PIC.
3278 (ix86_expand_prologue): Expand gen_set_got_rex64.
3279 (legitimate_constant_p): Handle new UNSPECs.
3280 (legitimate_pic_address_disp_p): Likewise.
3281 (legitimize_pic_address): Lower MEDIUM model addressing.
3282 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3283 (enum cmodel): Add MEDIUM_PIC.
3284 (SYMBOL_REF_FAR_ADDR_P): New macro.
3285 (SYMBOL_FLAG_FAR_ADDR): New flag.
3286 * i386.md (movdi): Support medium model.
3287 (set_got_rex64): New pattern.
3288 * i386.opt (mlarge-data-threshold): New flag.
3289 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3290 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3291 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3292 TARGET_ASM_UNIQUE_SECTION): New.
3294 * invoke.texi (-mlarge_data_threshold): Document
3296 2005-07-31 Jan Hubicka <jh@suse.cz>
3298 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3299 (coalesce_vars): Likewise.
3300 * tree-ssa-live.c (coalesce_cost): New.
3301 (build_tree_conflict_graph): Use coalesce_cost.
3302 * tree-ssa-live.h (coalesce_cost): Declare.
3304 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3306 * arm.md (all peepholes for post-increment operations): Delete.
3307 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3308 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3309 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3310 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3311 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3313 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3315 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3318 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3321 * doc/invoke.texi: Document -rdynamic.
3323 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3326 * c-parser.c (c_parser_parms_list_declarator): Call
3327 mark_forward_parm_decls.
3328 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3329 decls with visibility structure.
3331 2005-07-30 Paul Brook <paul@codesourcery.com>
3333 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3335 2005-07-30 Paul Brook <paul@codesourcery.com>
3337 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3339 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3341 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3343 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3346 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3347 nested function declarators.
3348 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3349 (grokparms): Call warn_if_shadowing for parameters used within the
3351 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3352 not used within the parameter list.
3353 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3355 2005-07-30 Jan Hubicka <jh@suse.cz>
3357 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3358 * i386.c (ix86_fixup_binary_operands): Likewise.
3359 (ix86_expand_unary_operator): Likewise.
3360 (ix86_expand_fp_absneg_operator): Likewise.
3361 * optabs.c (expand_vec_cond_expr): Validate dest.
3363 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3366 * real.c (real_from_string): Also set last bit if there is a
3367 nonzero hex digit beyond GCC's internal precision after ".".
3369 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3371 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3372 define_constants. Change duplicate values to unassigned numbers.
3373 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3374 (*altivec_vspltsf): New.
3375 (altivec_vperm_v4sf): Delete.
3376 (altivec_vperm_<mode>): Use mode macro V.
3377 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3378 (altivec_predicate_v4sf): Delete.
3379 (altivec_predicate_<mode>): Use mode macro V.
3380 (*altivec_lvesfx): New.
3381 (*altivec_stvesfx): New.
3382 (vec_realign_load_v4sf): Delete.
3383 (vec_realign_load_<mode>): Use mode macro V.
3384 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3387 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3390 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3392 * configure: Regenerated.
3394 2005-07-29 Paul Brook <paul@codesourcery.com>
3396 * doc/install.texi: Add link to GFortran binaries wiki page.
3398 2005-07-29 David Ung <davidu@mips.com>
3400 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3401 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3402 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3403 * config/mips/mips.md (cpu): Add 5kf name.
3404 (includes): Includes 5k.md.
3405 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3406 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3409 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3412 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3413 (cleanup_tree_cfg): ... here.
3414 Call cleanup_tree_cfg_1 until there are no more cleanups to
3417 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3419 * tree-vrp.c (compare_range_with_value): Return true or false
3420 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3421 EQ_EXPR respectively.
3423 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3425 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3428 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3430 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3431 (tree_ssa_dominator_optimize): Increment it.
3432 (dump_dominator_optimization_stats): Print it.
3434 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3435 Steven Bosscher <stevenb@suse.de>
3437 PR rtl-optimization/23117
3438 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3439 when head == tail. Tidy comment.
3441 2005-07-28 Richard Henderson <rth@redhat.com>
3443 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3444 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3445 * jump.c (rtx_renumbered_equal_p): Likewise.
3446 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3447 CONST_INT and CONST_DOUBLE.
3448 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3449 * reload.c (operands_match_p): Special case CONST_INT and
3450 CONST_DOUBLE; check mode earlier.
3452 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3455 * c-typeck.c (convert_for_assignment): Do not check
3456 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3458 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3461 * c-typeck.c (composite_type): Prefer constant size arrays to
3464 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3467 * real.c (real_from_string): Set last bit if there is a nonzero
3468 hex digit beyond GCC's internal precision.
3470 2005-07-28 Richard Henderson <rth@redhat.com>
3473 * cfgcleanup.c (try_forward_edges): Watch out for end of
3476 2005-07-28 James E Wilson <wilson@specifixinc.com>
3479 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3481 2005-07-28 Jan Hubicka <jh@suse.cz>
3483 * Makefile.in (rtl-profile.o): Kill all traces of it.
3484 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3485 * coverage.h (rtl_coverage_counter_ref): Kill.
3486 * opts.c (flag_speculative_prefetching_set): Kill.
3487 (flag_loop_optimize_set): New.
3488 (common_handle_option): Disable loop optimizer when profiling;
3489 do not handle speculative prefetching.
3490 * passes.c (init_optimization_passes): Replace pass_profiling combo
3491 by branch_prob pass.
3492 * profile.c (compute_value_histograms): Update for simplified value
3494 (rtl_register_profile_hooks): Kill.
3495 (pass_profiling): Kill.
3496 (rest_of_handle_branch_prob): Do not profile.
3497 * toplev.c (process_options): Remove speculative prefetching.
3498 * toplev.h (flag_tree_based_profiling): Kill.
3499 * tree-profile.c (prepare_instrumented_value,
3500 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3501 tree_gen_one_value_profiler, do_tree_profiling): Update for
3502 simplified datastructures.
3503 * value-prof.c: Add comment that speculative prefetching was dropped;
3504 update rest of file for simplified datastructures.
3505 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3506 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3507 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3508 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3509 rtl_mod_subtract, gen_speculative_prefetch,
3510 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3511 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3512 (gate_handle_value_profile_transformations,
3513 rest_of_handle_value_profile_transformations,
3514 pass_value_profile_transformations): Kill.
3515 * value-prof.h (histogram_value_t): Remove IL based unions.
3516 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3517 rtl_profile_hooks): Remove hooks.
3519 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3521 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3522 (cgraph_clone_node): Likewise.
3523 * cgraph.h (cgraph_clone_edge): Update prototype.
3524 (cgraph_clone_node): Likewise.
3525 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3527 (lookup_recursive_calls): Consider profile.
3528 (cgraph_decide_recursive_inlining): Fix updating; use new
3529 probability argument; use profile.
3530 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3531 * tree-inline.c (copy_bb): Update clal of clone_edge.
3532 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3534 * invoke.texi (min-inline-recursive-probability): Document.
3536 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3538 * doc/install.texi (Configuration): Update Valgrind homepage.
3540 2005-07-28 Richard Henderson <rth@redhat.com>
3543 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3544 labels we want to delete.
3545 (cfg_layout_merge_blocks): Likewise.
3547 2005-07-28 Richard Henderson <rth@redhat.com>
3550 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3551 when expanding to nothing.
3553 2005-07-28 Josh Conner <jconner@apple.com>
3555 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3556 (cgraph_decide_inlining_of_small_functions): Likewise.
3558 2005-07-28 Josh Conner <jconner@apple.com>
3560 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3561 direction of badness if negative.
3562 (cgraph_default_inline_p): Add reason to parameters, and assign it
3564 (cgraph_decide_inlining_of_small_functions): New parameter in call
3565 to cgraph_default_inline_p.
3566 (cgraph_decide_inlining_incrementally): Likewise.
3567 * cgraphunit.c (decide_is_function_needed): Likewise.
3568 * cgraph.h (cgraph_default_inline_p): Likewise.
3570 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3572 * builtins.c: Fix comment typo(s).
3573 * genautomata.c: Likewise.
3574 * gimplify.c: Likewise.
3575 * tree-dfa.c: Likewise.
3576 * tree-flow-inline.h: Likewise.
3577 * tree-into-ssa.c: Likewise.
3578 * tree-ssa-alias.c: Likewise.
3579 * tree-ssa-ccp.c: Likewise.
3580 * tree-ssa-copy.c: Likewise.
3581 * tree-ssa-dce.c: Likewise.
3582 * tree-ssa-dom.c: Likewise.
3583 * tree-ssa-operands.c: Likewise.
3584 * tree-tailcall.c: Likewise.
3585 * tree-vectorizer.c: Likewise.
3586 * tree-vrp.c: Likewise.
3589 2005-07-28 Jeff Law <law@redhat.com>
3591 * tree-vrp.c (test_for_singularity): Extracted from ...
3592 (simplify_cond_using_ranges): Attempt to simplify a relational
3593 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3595 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3597 PR tree-optimization/22506
3598 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3599 phis whose argument is constant.
3601 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3603 PR rtl-optimization/18992
3604 Back out this patch:
3605 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3606 PR optimization/12142
3607 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3608 uses of the register in the SET_SRC. Remove unnecessary argument.
3610 Replace it with this:
3611 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3612 if flag_non_call_exceptions is set and the insn may trap, pass
3613 pc_rtx as dest for recursion.
3614 In SET_SRC part of SET case, if dest is already set, pass it down
3617 2005-07-28 Jan Hubicka <jh@suse.cz>
3619 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3620 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3621 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3623 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3624 profile when available.
3626 2005-07-28 Jan Beulich <jbeulich@novell.com>
3628 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3629 (ia64_print_operand): Describe and handle 'X'.
3630 (ia64_register_move_cost): Also handle FP_REGS.
3631 (ia64_preferred_reload_class): Likewise.
3632 (ia64_secondary_reload_class): Likewise.
3633 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3634 it. Also check for ITANIUM_CLASS_FLDP.
3635 * config/ia64/ia64.h (FP_REGNO_P): New.
3636 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3637 (reg_class): Add FP_REGS.
3638 (REG_CLASS_NAMES): Adjust for it.
3639 (REG_CLASS_CONTENTS): Likewise.
3640 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3641 (REG_CLASS_FROM_LETTER): Handle 'x'.
3642 (CLASS_MAX_NREGS): Handle FP_REGS.
3643 (MEMORY_MOVE_COST): Likewise.
3644 * config/ia64/ia64.md (itanium_class): Add fldp.
3645 (type): Handle fldp.
3646 (movti_internal): More allowable operand combinations. Use ldfp8 when
3647 splitting unnecessary. Remove predicable attribute. Adjust
3648 itanium_class attribute.
3649 (smuldi3_highpart): Remove outdated comment.
3650 (mulditi3, umulditi3, rotlti3): New expanders.
3651 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3652 (absti2): Disabled new insn for future reference.
3653 Respective new splitters.
3654 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3655 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3656 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3658 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3660 PR rtl-optimization/23047
3661 * simplify-rtx.c (simplify_const_relational_operation): Respect
3662 flag_wrapv for comparisons with ABS.
3664 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3666 PR tree-optimization/22493
3667 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3668 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3670 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3672 * config/frv/frv.opt (moptimize-membar): New.
3674 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3676 * config/frv/frv.h: Remove machine_function definition.
3678 * config/frv/frv.c (struct frv_io): New.
3679 (struct machine_function): Moved from frv.h. Add has_membar_p.
3680 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3681 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3682 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3683 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3684 (frv_reorg): Call frv_optimize_membar when appropriate.
3685 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3686 (frv_expand_builtin): Adjust calls accordingly.
3687 (frv_io_address_cookie): New function.
3688 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3689 load or store rather than a special insn. Add ccnstant address and
3690 io-type operands to the membar.
3691 (frv_ifcvt_modify_tests): Unsign regno.
3692 (frv_ifcvt_modify_tests): Same.
3694 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3695 UNSPEC_OPTIONAL_MEMBAR constant.
3696 (builtin_read_<mode>): Delete.
3697 (builtin_write_<mode>): Delete.
3698 ("optional_membar_<mode>"): Add operand.
3700 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3701 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3702 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3703 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3704 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3705 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3706 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3707 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3708 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3710 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3712 * df.c (df_uses_record): Handle SCRATCH.
3714 2005-07-28 Steven Bosscher <stevenb@suse.de>
3717 * passes.c (rest_of_decl_compilation): If decl is a type and
3718 we have encountered errors, don't emit debug information.
3720 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3722 * params.def: Fixed comment.
3724 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3727 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3728 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3729 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3731 2005-07-27 Steven Bosscher <stevenb@suse.de>
3734 * varasm.c (assemble_start_function): Don't do anything that may
3735 require a CFG if the current function is a thunk.
3737 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3739 * doc/install.texi (Prerequisites): Mention that perl is needed
3740 to do export control in libstdc++ targetting Darwin.
3742 2005-07-27 Steven Bosscher <stevenb@suse.de>
3744 PR rtl-optimization/17808
3745 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3746 (sched_insns_conditions_mutex_p): Split out from...
3747 (add_dependence): ...here. But don't call it from here.
3748 (add_dependence_list): Check sched_insns_conditions_mutex_p
3749 before calling add_dependence.
3750 (add_dependence_list_and_free): Likewise.
3751 (fixup_sched_groups): Likewise.
3752 (sched_analyze_1): Likewise.
3753 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3754 (sched_analyze): Likewise.
3755 (sched_analyze_insn): Likewise.
3756 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3757 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3758 dependencies on all COND_EXEC insns to jumps ending basic blocks
3759 when doing intrablock scheduling.
3760 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3762 2005-07-27 Jeff Law <law@redhat.com>
3764 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3765 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3766 equivalency sets, correctly handle the case were vr0 has an
3767 equivalency set, but vr1 does not.
3769 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3771 PR tree-optimization/23073
3772 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3773 vect_print_dump_info before fprintf.
3775 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3777 PR tree-optimize/22348
3778 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3779 Fold the partial computation.
3781 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3783 PR tree-optimization/22325
3784 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3786 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3788 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3789 (force_var_cost): ... this function.
3790 (compute_phi_arg_on_exit): Export.
3792 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3794 PR tree-optimization/20773
3795 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3798 2005-07-27 Richard Guenther <rguenther@suse.de>
3800 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3801 Avoid pushing again if current struct contains only
3802 fields we decomposed.
3804 2005-07-27 Jan Hubicka <jh@suse.cz>
3806 PR tree-optimization/22574
3807 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3810 * tree-tailcall.c (decrease_profile): New function.
3811 (eliminate_tail_call): Use it.
3813 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3814 visibility flags correctly in whole program mode.
3816 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3818 PR rtl-optimization/22472
3819 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3821 2005-07-26 Steven Bosscher <stevenb@suse.de>
3823 PR tree-optimization/22504
3824 * tree-complex.c (expand_complex_addition): Use 'code' instead
3825 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3827 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3829 * config.gcc (cpu_type): Add frv case.
3830 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3831 (supported_defaults): Add fr550 case.
3833 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3836 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3837 whether a pointer of type T * may point to objects of type T *.
3839 2005-07-26 DJ Delorie <dj@redhat.com>
3841 * configure: Regenerate.
3843 2005-07-26 Dale Johannesen <dalej@apple.com>
3845 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3847 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3849 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3850 Clarify use of "build" in name.
3852 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3854 * doc/extend.texi (Raw read/write Functions): New section.
3855 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3856 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3857 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3858 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3859 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3860 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3861 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3862 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3863 * config/frv/frv.c: Add bdesc_loads global.
3864 Add bdesc_stores global.
3865 (frv_init_builtins): Add support for __builtin_{read/write}*.
3866 (frv_volatile_memref): New.
3867 (frv_expand_load_builtin): New.
3868 (frv_expand_store_builtin): New.
3869 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3870 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3871 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3872 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3873 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3874 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3875 (builtin_read_<mode>): New.
3876 (builtin_write_<mode>): New.
3877 (builtin_write64): New.
3878 (optional_membar_<mode>): New.
3880 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3882 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3883 (rather than units) against HOST_BITS_PER_WIDE_INT.
3885 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3887 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3888 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3889 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3890 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3893 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3894 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3895 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3897 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3899 2005-07-26 Richard Guenther <rguenther@suse.de>
3901 PR tree-optimization/22486
3902 * fold-const.c (fold_unary): Fold away useless component
3903 references of the form (T *)&T.x, if the address
3906 2005-07-25 James E Wilson <wilson@specifixinc.com>
3908 * dwarf2out.c (add_call_src_coords_attributes): New.
3909 (gen_inlined_subroutine_die): Call it.
3910 (maybe_emit_file, init_file_table): Add comments.
3911 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3913 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3914 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3915 * tree.h (BLOCK_SOURCE_LOCATION): New.
3916 (struct tree_block): New field locus.
3918 2005-07-26 Andreas Schwab <schwab@suse.de>
3920 PR rtl-optimization/23043
3921 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3922 when allocating a struct unoccr.
3924 2005-07-25 Richard Henderson <rth@redhat.com>
3927 * tree-complex.c (gate_no_optimization): True if errors.
3928 * Makefile.in (tree-complex.o): Update dependencies.
3930 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3932 * config/frv/predicates.md (integer_register_operand): Use
3935 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3938 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3940 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3942 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3944 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3945 types when flag_unsafe_math_optimizations is true.
3947 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3949 * gcc.c (option_map): Add --sysroot.
3950 (process_command): Handle --sysroot.
3951 (display_help): Document it.
3952 * doc/cppopts.tex (-isysroot): Document.
3953 * doc/invoke.texi (--sysroot): Document.
3954 * doc/install.texi (--with-build-sysroot): Document.
3956 * Makefile.in (inhibit_libc): New variable.
3957 (INHIBIT_LIBC_CFLAGS): Likewise.
3958 (LIBGCC2_CFLAGS): Include
3959 $(INHIBIT_LIBC_CFLAGS).
3960 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3961 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3962 ($(T)crtend.o): Likewise.
3963 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3964 ($(T)crtendS.o): Likewise.
3965 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3966 ($(T)crtendT.o): Likewise.
3967 (stmp-fixinc): Do not complain about missing headers if
3969 * configure.ac (inhibit_libc): Set it to true/false.
3970 (--with-build-sysroot): New option. Use it to set
3972 * configure: Regenerated.
3974 2005-07-25 Manfred Hollstein <mh@suse.com>
3976 * calls.c (store_one_arg): Fix unsigned comparison warning.
3978 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3981 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3982 (ggc_print_statistics): Initialize variable before use.
3984 2005-07-25 Richard Guenther <rguenther@suse.de>
3986 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3987 calling with a PHI_NODE argument.
3989 * tree-flow-inline.h (overlap_subvar): Protect against
3992 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3994 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3995 * configure: Regenerate.
3997 2005-07-25 Ira Rosen <irar@il.ibm.com>
3999 * expr.c (highest_pow2_factor): Make extern.
4000 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4001 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4002 record_array_differ_p, array_ptr_differ_p): Likewise.
4003 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4004 additional cases. Call the above functions.
4005 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4006 base_object_differ_p when there are two base objects. Otherwise, compare
4007 base address and offset. Call may_alias_p.
4008 (dump_data_reference): Use a correct field name.
4009 (analyze_array): Make static. Initialize new data-ref fields.
4010 (analyze_indirect_ref): New function.
4011 (init_data_ref): Initialize new data-ref fields.
4012 (strip_conversion): Moved from tree-vect-analyze.c.
4013 (analyze_offset_expr, get_ptr_offset, address_analysis,
4014 object_analysis): Likewise.
4015 (analyze_offset): New function.
4016 (create_data_ref): Likewise.
4017 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4018 dimensions for ARRAY_REFs only.
4019 (build_classic_dist_vector): Make static.
4020 (access_functions_are_affine_or_constant_p): Call macro to get the
4021 address of access functions.
4022 (compute_all_dependences): Add new parameter
4023 compute_self_and_read_read_dependences. Compute self and read-read
4024 dependences if it is true.
4025 (find_data_references_in_loop): Call create_data_ref. Initialize new
4027 (compute_data_dependences_for_loop): Add new parameter
4028 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4029 compute nb_loops. Call compute_all_dependences,
4030 build_classic_dist_vector and build_classic_dir_vector with correct
4032 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4033 with correct parameters. Compare dimensions for ARRAY_REFs only.
4034 (free_data_refs): Call macro to free access functions.
4035 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4036 fields from stmt_vinfo.
4037 (struct base_object_info): New structure.
4038 (struct data_reference): Move fields to base_object_info. Add fields
4039 first_location and object_info for above structures. Move fields from
4040 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4041 aligned_to. Add macros to access the new fields.
4042 Update functions declarations.
4043 * tree-flow.h (is_aliased_with): Declare.
4044 * tree-loop-linear.c (linear_transform_loops): Call
4045 compute_data_dependences_for_loop with correct parameters.
4046 * tree-ssa-alias.c (is_aliased_with): New function.
4047 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4048 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4049 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4050 vect_base_addr_differ_p, compute_subscript_distance and
4051 build_classic_dist_vector. Add printings. Check absolute value of
4053 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4055 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4056 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4057 to bytes. Add printing.
4058 (vect_compute_data_refs_alignment): Go through loads and stores in one
4060 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4061 vect_analyze_data_ref_access): Likewise.
4062 (vect_analyze_pointer_ref_access): Remove.
4063 (vect_address_analysis, vect_object_analysis): Likewise.
4064 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4065 and analyze data-refs in the loop.
4066 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4067 fields of data-ref instead of stmt. Add init to the offset from the
4069 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4070 (vect_update_init_of_dr): Likewise.
4071 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4072 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4074 (new_loop_vec_info): Initialize new fields.
4075 (destroy_loop_vec_info): Free new fields.
4076 (vect_strip_conversion): Remove.
4077 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4078 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4079 datarefs. Add new field ddrs.
4080 Add macros for the new fields access.
4081 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4082 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4083 Remove their macros.
4084 * tree.h (highest_pow2_factor): Declare.
4086 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4088 * calls.c (store_one_arg): Check for sibling call MEM arguments
4089 from already clobbered incoming argument area.
4091 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4093 * c-common.c (check_missing_format_attribute): New.
4094 * c-common.h (check_missing_format_attribute): Likewise.
4095 * c-typeck.c (convert_for_assignment): Use it.
4097 2005-07-24 Andreas Schwab <schwab@suse.de>
4099 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4100 register use a word move. Correct operand of ext.w in 68000 code.
4102 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4104 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4105 variables as declarations, rather than definitions.
4107 2005-07-24 Ira Rosen <irar@il.ibm.com>
4109 PR tree-optimization/22526
4110 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4113 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4115 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4116 that C99 reserve for future use. Use it to define clog10,
4117 clog10f and clog10l.
4119 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4121 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4122 * configure.ac: Check for -Wmissing-format-attribute.
4124 * configure: Regenerate.
4126 2005-07-23 Richard Henderson <rth@redhat.com>
4128 PR tree-optimization/22623
4129 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4131 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4134 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4136 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4138 * Makefile.in (C_TREE_H): Update dependencies.
4139 * c-tree.h: Include toplev.h.
4140 * diagnostic.h (diagnostic_set_info): Add format attribute.
4141 * rtl-error.c (diagnostic_for_asm): Likewise.
4143 2005-07-23 Chao-ying Fu <fu@mips.com>
4145 * config/mips/mips-dsp.md: New file.
4146 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4147 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4149 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4150 MIPS_BUILTIN_BPOSGE32.
4151 (mips_expand_builtin_direct): Add one parameter to indicate that
4152 builtin functions need to return a value.
4153 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4155 (mips_regno_to_class): Add classes for 12 new DSP registers.
4156 (mips_subword): Change to check four HI registers.
4157 (mips_output_move): Output move to and from 6 new DSP accumulators.
4158 (override_options): Make sure -mdsp and -mips16 are not used together.
4159 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4161 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4163 (print_operand): Add 'q' for printing DSP accumulators.
4164 (mips_cannot_change_mode_class): Check ACC_REGS.
4165 (mips_secondary_reload_class): Check ACC_REGS.
4166 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4167 (mips_register_move_cost): Check ACC_REGS.
4168 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4169 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4170 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4171 (dsp_bdesc): New array.
4172 (bdesc_arrays): Add DSP builtin function table.
4173 (mips_prepare_builtin_arg): Check predicate again after
4175 (mips_expand_builtin): Add one more parameter to
4176 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4177 MIPS_BUILTIN_BPOSGE32.
4178 (mips_init_builtins): Initialize new function types.
4179 (mips_expand_builtin_direct): Check if builtin functions need to
4180 return a value and pass operands properly.
4181 (mips_expand_builtin_bposge): New function.
4182 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4183 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4184 (FIRST_PSEUDO_REGISTER): Increase to 188.
4185 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4186 Update for 12 new DSP registers.
4187 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4188 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4189 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4190 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4191 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4192 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4193 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4194 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4195 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4196 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4197 (REGISTER_NAMES): Add names for 12 new DSP registers.
4198 * config/mips/mips.md: Include mips-dsp.md.
4199 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4200 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4201 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4202 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4203 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4204 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4205 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4206 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4207 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4208 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4209 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4210 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4211 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4212 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4213 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4214 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4215 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4216 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4217 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4218 (UNSPEC_RDDSP): New constants.
4219 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4220 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4222 * config/mips/mips.opt (-mdsp): New option.
4223 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4224 (reg_imm10_operand): New predicates.
4225 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4226 * doc/invoke.texi (-mdsp): Document new option.
4228 2005-07-22 DJ Delorie <dj@redhat.com>
4230 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4232 * tree-inline.c (inlinable_function_p): Likewise.
4234 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4237 * toplev.c (check_global_declarations): Do not mark undefined
4238 variables as DECL_IGNORED_P.
4239 * varasm.c (first_global_object_name): GTY it.
4240 (weak_global_object_name): Likewise.
4241 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4242 a string to go into {weak,first}_global_object_name.
4244 2005-07-22 DJ Delorie <dj@redhat.com>
4246 * c-format.c (check_function_format): Change warning control
4247 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4249 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4251 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4252 &PTR->FLD a dereference of PTR.
4253 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4254 a potential dereference of PTR.
4256 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4258 PR rtl-optimization/20370
4259 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4260 call allocate_reg_info if necessary.
4262 PR rtl-optimization/21848
4263 * calls.c (emit_library_call_value_1): For const functions, add
4264 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4266 PR rtl-optimization/22445
4267 * cselib.c (target.h): Include.
4268 (rtx_equal_for_cselib_p): Allow commutative matches.
4269 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4270 Remove MODE parameter. Changed all callers.
4272 PR rtl-optimization/22258
4273 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4275 (try_combine): Use likely_spilled_retval_p.
4277 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4279 * config.gcc: Add crx-elf support.
4281 * doc/contrib.texi: Mention crx.
4282 * doc/extend.texi: Document crx extensions.
4283 * doc/install.texi: Document crx install.
4284 * doc/invoke.texi: Document crx options.
4285 * doc/md.texi: Document crx constraints.
4287 * config/crx/crx-protos.h: New file.
4288 * config/crx/crx.c: New file.
4289 * config/crx/crx.h: New file.
4290 * config/crx/crx.md: New file.
4291 * config/crx/crx.opt: New file.
4292 * config/crx/t-crx: New file.
4294 2005-07-22 Manfred Hollstein <mh@suse.com>
4296 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4298 (int_add_graph_edge): Likewise.
4299 (collapse_nodes): Likewise.
4300 (process_unification_queue): Likewise.
4302 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4303 Laurent GUERBY <laurent@guerby.net>
4305 PR tree-optimization/22336
4306 * function.c (record_block_change): Check for
4307 cfun->ib_boundaries_block.
4309 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4311 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4312 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4314 2005-07-21 DJ Delorie <dj@redhat.com>
4316 * toplev.c (warn_deprecated_use): Add warning control to warning
4318 * c-typeck.c (parser_build_binary_op): Likewise.
4319 (c_finish_if_stmt): Likewise.
4320 * c-common.c (check_function_sentinel): Likewise.
4321 (check_nonnull_arg): Likewise.
4323 2005-07-21 Richard Henderson <rth@redhat.com>
4326 * tree-complex.c (complex_ssa_name_components): New.
4327 (cvc_lookup): Allow entry not found.
4328 (create_components): Remove.
4329 (create_one_component_var, get_component_var): New.
4330 (get_component_ssa_name, set_component_ssa_name): New.
4331 (extract_component): Use get_component_ssa_name.
4332 (update_complex_components): Use set_component_ssa_name.
4333 (update_complex_components_on_edge): Likewise.
4334 (update_phi_components): Create new PHI nodes directly, instead
4335 of adding insns to edges.
4336 (tree_lower_complex): Allocate and free complex_variable_components
4337 and complex_ssa_name_components here.
4339 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4341 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4342 revert to returning false.
4344 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4347 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4349 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4352 * config/i386/i386.md (cmpxf): Change operand constraints
4353 to "nonmemory_operand".
4355 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4357 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4359 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4362 * fold-const.c (fold_build1): Add checksum for the operands.
4363 (fold_build2): Likewise.
4364 (fold_build3): Likewise.
4366 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4369 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4371 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4373 * common.opt (-fforward-propagate): Committed by mistake,
4376 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4378 * reg-stack.c: Fix comment typo(s).
4379 * tree-ssa-operands.c: Likewise.
4380 * tree-vectorizer: Likewise.
4382 2005-07-21 Nick Clifton <nickc@redhat.com>
4384 * config/sh/symbian.c: Replace C++ style line comments with C
4385 style line comments.
4386 (symbian_add_attribute): Do not use a ? operator on the LHS of
4388 (sh_symbian_handle_dll_attribute): Change the type of the
4389 method vector to "VEC(tree,gc)*" and use vector accessor
4390 macros to walk over the elements.
4391 (symbian_export_vtable_and_rtti_p): Likewise.
4392 (symbian_class_needs_attribute_p): Likewise.
4394 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4397 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4398 initialize targetm.resolve_overloaded_builtin here.
4399 (altivec_expand_overloaded_builtin): Make it non-static.
4400 * config/rs6000/rs6000-protos.h
4401 (altivec_expand_overloaded_builtin): New prototype.
4402 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4403 targetm.resolve_overloaded_builtin here.
4404 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4406 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4407 Zdenek Dvorak <dvorakz@suse.cz>
4409 PR tree-optimization/19210
4410 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4412 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4413 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4414 rely on unproven assumptions.
4415 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4416 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4417 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4418 to number_of_iterations_exit.
4419 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4420 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4421 * tree-ssa-loop-niter.c (find_loop_niter,
4422 estimate_numbers_of_iterations_loop): Likewise.
4423 (number_of_iterations_exit): Honor the new options.
4424 * doc/invoke.texi (Wunsafe-loop-optimizations,
4425 funsafe-loop-optimizations): Document them.
4427 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4429 PR rtl-optimization/22167
4430 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4432 2005-07-20 Adam Nemet <anemet@lnxw.com>
4434 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4435 __do_global_dtors_aux longcall.
4437 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4439 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4440 (old_special_pred_table): Don't reference
4441 SPECIAL_MODE_PREDICATES.
4442 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4443 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4444 * config/sh/predicates.h: Don't mention
4445 SPECIAL_MODE_PREDICATES.
4446 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4449 2005-07-20 DJ Delorie <dj@redhat.com>
4451 * config.gcc: Add m32c-elf support.
4453 * doc/contrib.texi: Mention m32c.
4454 * doc/extend.texi: Document m32c extensions.
4455 * doc/install.texi: Mention m32c.
4456 * doc/invoke.texi: Document m32c options.
4457 * doc/md.texi: Document m32c constraints.
4459 * config/m32c/addsub.md: New file.
4460 * config/m32c/bitops.md: New file.
4461 * config/m32c/cond.md: New file.
4462 * config/m32c/jump.md: New file.
4463 * config/m32c/m32c-lib1.S: New file.
4464 * config/m32c/m32c-lib2.c: New file.
4465 * config/m32c/m32c-modes.def: New file.
4466 * config/m32c/m32c-pragma.c: New file.
4467 * config/m32c/m32c-protos.h: New file.
4468 * config/m32c/m32c.abi: New file.
4469 * config/m32c/m32c.c: New file.
4470 * config/m32c/m32c.h: New file.
4471 * config/m32c/m32c.md: New file.
4472 * config/m32c/m32c.opt: New file.
4473 * config/m32c/minmax.md: New file.
4474 * config/m32c/mov.md: New file.
4475 * config/m32c/muldiv.md: New file.
4476 * config/m32c/predicates.md: New file.
4477 * config/m32c/prologue.md: New file.
4478 * config/m32c/shift.md: New file.
4479 * config/m32c/t-m32c: New file.
4481 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4483 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4484 (stack_protect_set, stack_protect_test): New expanders.
4485 (stack_protect_set_si, stack_protect_set_si_media,
4486 stack_protect_set_di_media, stack_protect_test_si,
4487 stack_protect_test_si_media, stack_protect_test_di_media):
4490 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4492 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4494 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4496 * tree.h (tree_expr_nonzero_p): Export.
4497 * fold-const.c (tree_expr_nonzero_p): Likewise.
4498 Return true for CALL_EXPRs that are alloca calls.
4499 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4501 * tree-flow.h (expr_computes_nonzero): Remove.
4502 * tree-vrp.c (expr_computes_nonzero): Remove.
4503 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4504 (extract_range_from_unary_expr): Likewise.
4505 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4506 tree_expr_nonzero_p.
4508 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4510 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4511 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4512 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4513 All callers changed.
4514 (frame_related_constant_load): New arg "related" which controls
4515 setting of RTX_FRAME_RELATED_P. All callers changed.
4516 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4517 (bfin_expand_prologue): Add stack limit checking.
4518 * config/bfin/bfin.md (trapifcc): New pattern.
4520 * config/bfin/bfin.c: Include "langhooks.h".
4521 (def_builtin): Go through lang_hooks to call builtin_function.
4523 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4524 * config/bfin/predicates.md (symbol_ref_operand): New.
4525 (call_insn_operand): Delete. All callers changed to use
4526 register_no_elim_operand.
4527 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4529 (function_arg): Use it to generate the call's operand 2.
4530 (bfin_longcall_p): New function.
4531 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4532 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4533 determine if the address needs to be in a REG.
4534 (bfin_handle_longcall_attribute): New function.
4535 (bfin_attribute_table): Add "longcall" and "shortcall".
4536 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4537 (CUMULATIVE_ARGS): New member call_cookie.
4538 (PREDICATE_CODES): Add symbol_ref_operand.
4539 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4540 extra USE to the pattern.
4541 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4542 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4543 sibcall_value_insn; now the new patterns handle direct calls and the
4544 old ones indirect calls.
4545 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4547 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4549 * doc/trouble.texi: Update section on handling of empty loops.
4551 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4553 * config.gcc: Remove support for sparc-*-openbsd*,
4554 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4556 * config.host: Remove support for i860-*-sysv4* as a host.
4557 * config/i860/*, config/ip2k/*, config/ns32k/*,
4558 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4559 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4560 mention obsolete ports.
4562 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4564 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4566 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4567 of frame_pointer_rtx.
4568 (sh_expand_epilogue): Likewise.
4569 (sh_set_return_address): Likewise.
4570 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4571 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4572 offsets from FRAME_POINTER_REGNUM.
4573 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4574 (sh_register_names): Add initializer for sfp.
4575 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4576 (VALID_REGISTER_P): Likewise.
4577 (FIRST_PSEUDO_REGISTER): Update.
4578 (DWARF_FRAME_REGISTERS): Define.
4579 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4580 (HARD_FRAME_POINTER_REGNUM): Define.
4581 (FRAME_POINTER_REGNUM): Redefine.
4582 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4583 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4584 from FRAME_POINTER_REGNUM.
4585 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4586 FRAME_POINTER_REGNUM.
4587 (REG_CLASS_CONTENTS): Add sfp.
4588 (REG_ALLOC_ORDER): Likewise.
4589 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4590 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4591 of frame_pointer_rtx.
4592 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4594 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4596 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4597 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4598 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4600 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4603 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4605 Make CONSTRUCTOR use VEC to store initializers.
4606 * c-common.c (complete_array_type): Update to cope with VEC in
4608 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4609 (pp_c_constructor_elts): New function.
4610 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4611 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4612 struct constructor_stack, struct initializer_stack,
4613 constructor_elements, push_init_level, pop_init_level,
4614 add_pending_init, find_init_member, output_init_element): Update to
4615 cope with VEC in CONSTRUCTOR_ELTS.
4616 * coverage.c (build_fn_info_value, build_ctr_info_value,
4617 build_gcov_info): Likewise.
4618 * expr.c (categorize_ctor_elements_1, store_constructor,
4619 expand_expr_real_1): Likewise.
4620 * fold-const.c (fold_ternary): Likewise.
4621 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4622 gimplify_init_constructor, gimplify_expr): Likewise.
4623 * tree-dump.c (dequeue_and_dump): Likewise.
4624 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4626 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4628 * tree-sra.c (generate_element_init_1): Likewise.
4629 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4630 * tree-ssa-operands.c (get_expr_operands): Likewise.
4631 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4632 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4633 (get_initial_def_for_reduction): Likewise.
4634 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4635 value handle in annotations.
4636 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4637 tree_node_structure): Add support for constr_kind.
4638 (build_vector_from_ctor, build_constructor_single,
4639 build_constructor_from_list): New functions.
4640 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4641 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4642 Update to cope with VEC in CONSTRUCTOR_ELTS.
4643 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4644 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4645 CONSTRUCTOR_APPEND_ELT): New macros.
4646 (struct constructor_elt, struct tree_constructor): New data types.
4647 (union tree_node): Add tree_constructor field.
4648 * treestruct.def: Define TS_CONSTRUCTOR.
4649 * varasm.c (const_hash_1, compare_constant, copy_constant,
4650 compute_reloc_for_constant, output_addressed_constants,
4651 initializer_constant_valid_p, output_constant,
4652 array_size_for_constructor, output_constructor): Update to cope with
4653 VEC in CONSTRUCTOR_ELTS.
4654 * vec.h (VEC_empty, VEC_copy): New macros.
4656 2005-07-19 Devang Patel <dpatel@apple.com>
4658 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4660 2005-07-19 Richard Henderson <rth@redhat.com>
4663 * gimplify.c (gimplify_expr): Use main variant type for the temp
4664 destination for a discarded volatile read.
4665 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4666 casts between non-void types that change volatility.
4668 2005-07-15 DJ Delorie <dj@redhat.com>
4670 * toplev.h: Add comment about the first parameter for warning().
4671 * errors.h: Likewise.
4673 * c.opt (Wpragmas): New.
4674 * doc/invoke.texi: Document it.
4676 * function.c (do_warn_unused_parameter): Add warning control to
4678 * c-decl.c (warn_if_shadowing): Likewise.
4679 * c-lex.c (cb_def_pragma): Likewise.
4680 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4681 (pop_alignment): Likewise.
4682 (handle_pragma_pack): Likewise.
4683 (apply_pragma_weak): Likewise.
4684 (handle_pragma_weak): Likewise.
4685 (handle_pragma_redefine_extname): Likewise.
4686 (add_to_renaming_pragma_list): Likewise.
4687 (handle_pragma_extern_prefix): Likewise.
4688 (maybe_apply_renaming_pragma): Likewise.
4689 (handle_pragma_visibility): Likewise.
4691 * config/c4x/c4x-c.c (BAD): Likewise.
4692 (c4x_parse_pragma): Likewise.
4693 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4694 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4695 (rs6000_pragma_longcall): Likewise.
4696 * config/v850/v850-c.c (pop_data_area): Likewise.
4697 (ghs_pragma_section): Likewise.
4698 (ghs_pragma_section): Likewise.
4699 (ghs_pragma_interrupt): Likewise.
4700 (ghs_pragma_starttda): Likewise.
4701 (ghs_pragma_startsda): Likewise.
4702 (ghs_pragma_startzda): Likewise.
4703 (ghs_pragma_endtda): Likewise.
4704 (ghs_pragma_endsda): Likewise.
4705 (ghs_pragma_endzda): Likewise.
4707 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4708 Kenneth Zadeck <zadeck@naturalbridge.com>
4710 * Makefile.in: Removed tree-promote-statics.c
4711 * tree-promote-statics.c: Removed.
4712 * common.opt: Removed flag-promote-statics.
4714 * passes.c: Removed tree-promote-statics pass.
4715 * tree-pass.h: Ditto.
4716 * timevar.def: Removed TV_PROMOTE_STATICS.
4719 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4721 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4723 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4725 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4728 * c-common.c (check_function_arguments): Call
4729 'check_function_format' if either -Wformat or
4730 -Wmissing-format-attribute are specified.
4731 * c-format.c (check_function_format): Check -Wformat before
4732 calling 'check_format_info'.
4733 * c-opts.c (c_common_post_options): Don't warn for
4734 -Wmissing-format-attribute without -Wformat.
4735 * c-typeck.c (convert_for_assignment): Detect additional cases for
4736 -Wmissing-format-attribute.
4737 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4740 2005-07-19 Richard Guenther <rguenther@suse.de>
4742 * config/i386/i386.md (lrint<mode>2): Use temporary
4743 instead of clobbering non-existent memory.
4745 2005-07-19 Nick Clifton <nickc@redhat.com>
4747 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4748 statement to avoid displaying ASCII control characters.
4750 2005-07-19 Ben Elliston <bje@au.ibm.com>
4752 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4753 * cfganal.c (find_edge_index): Ditto.
4754 * combine.c (combine_instructions): Ditto.
4755 * ddg.c (create_scc): Ditto.
4756 (find_successors): Ditto.
4757 (find_predecessors): Ditto.
4758 (find_nodes_on_paths): Ditto.
4759 (longest_simple_path): Ditto.
4760 * flow.c (update_life_info): Ditto.
4761 (count_or_remove_death_notes): Ditto.
4762 (clear_log_links): Ditto.
4763 * modulo-sched.c (generate_reg_moves): Ditto.
4764 (find_max_asap): Ditto.
4765 (find_max_hv_min_mob): Ditto.
4766 (find_max_dv_min_mob): Ditto.
4767 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4768 * sched-rgn.c (extract_edgelst): Ditto.
4769 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4770 (dump_update_ssa): Ditto.
4771 (ssa_names_to_replace) Ditto.
4772 (switch_virtuals_to_full_rewrite): Ditto.
4773 (update_ssa): Ditto.
4774 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4776 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4778 Fix PR tree-optimization/22483
4780 * tree-complex.c (create_components): Use
4781 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4782 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4783 * tree-flow.h (safe_referenced_var_iterator): New structure.
4784 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4785 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4786 safe_referenced_var iterator.
4787 (add_type_alias): Ditto.
4789 2005-07-19 Steven Bosscher <stevenb@suse.de>
4791 * loop-init.c (rest_of_handle_loop2): Remove.
4792 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4793 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4794 (pass_rtl_loop_init, pass_rtl_loop_done,
4795 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4796 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4797 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4798 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4799 pass_tree_loop_done, and pass_tree_unswitch.
4800 (gate_loop): Rename to gate_tree_loop.
4801 * passes.c (init_optimization_passes): Update for renamed tree
4802 loop passes. Add the new loop2 passes as subpasses of loop2.
4803 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4804 Update for the renamed tree loop passes.
4806 2005-07-18 Ian Lance Taylor <ian@airs.com>
4809 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4810 blocks when optimizing.
4812 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4814 * common.opt (frename-registers): Initialize to 2.
4816 (fgcse-after-reload): Ditto.
4817 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4818 (process_options): Only change flag_web, flag_rename_registers,
4819 and flag_rerun_cse_after_loop if not explicitly set by user.
4821 2005-07-18 Jan Beulich <jbeulich@novell.com>
4823 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4824 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4825 in 64-bit mode the same as DImode in 32-bit mode.
4826 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4827 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4828 mode. Add new mode parameter.
4829 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4830 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4831 x86_64_shift_adj): New expanders.
4832 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4833 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4835 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4836 DImode shift splitters.
4837 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4838 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4841 2005-07-18 Jan Beulich <jbeulich@novell.com>
4843 * i386.md (movdi_extzv_1): New.
4844 (zero_extendhidi2): Combine alternatives and never force use of
4846 (zero_extendqidi2): Likewise. Don't restrict input selection.
4848 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4850 Fix PR tree-optimization/22531
4851 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4854 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4856 * tree-promote-statics.c (pass_promote_statics): Change dump file
4859 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4861 * tree-optimize.c (init_tree_optimization_passes): Add
4862 pass_eliminate_useless_stores pass.
4863 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4864 * tree-ssa-pre.c (is_copy_stmt): New function.
4865 (follow_copies_till_vuse): Ditto.
4866 (do_eustores): Ditto.
4867 (gate_eustores): Ditto.
4869 2005-07-16 Richard Henderson <rth@redhat.com>
4871 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4873 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4874 Kenneth Zadeck <zadeck@naturalbridge.com>
4876 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4877 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4878 ipa-type-escape.h, tree-promote-statics.c
4879 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4880 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4881 tree-promote-statics.c: new files.
4882 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4883 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4884 int nonlocal_set_p, mark_constant_function): Deleted.
4885 (rest_of_handle_cfg): Removed call to mark_constant_function.
4886 (nonoverlapping_component_refs_p): Added calls to support
4887 type based aliasing.
4888 * tree-ssa-alias.c (may_alias_p,
4889 compute_flow_insensitive_aliasing): Ditto.
4890 * calls.c (flags_from_decl_or_type): Removed reference to
4892 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4893 too many arguments. This is necessary for Spec 2000.
4894 * cgraph.h (const_function, pure_function): Removed.
4895 * common.opt: Added "fipa-pure-const", "fipa-reference",
4896 "fipa-type-escape", and "ftree-promote-static".
4898 * passes.c: Added ipa and tree-promote-statics passes.
4899 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4900 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4901 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4902 * tree-flow.h: Added exposed sra calls and addition of
4903 reference_vars_info field for FUNCTION_DECLS.
4904 * tree-pass.h: Added passes.
4905 * tree-sra.c: (sra_init_cache): New function.
4906 (sra_insert_before, sra_insert_after) Made public.
4907 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4909 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4910 aliasing. (may_alias_p): Added code to use type escape analysis to
4912 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4913 code to prune clobbers of static variables based on information
4914 produced in ipa-reference pass. Changed call clobbering so that
4915 statics are not marked as clobbered if the call does not clobber
4918 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4920 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4923 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4925 * doc/install.texi (*-*-solaris2*): Document recommended version
4926 of GNU binutils and mention GNU linker problem on Solaris 10.
4928 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4931 * c-decl.c (c_build_bitfield_integer_type): New function.
4932 (finish_struct): Call it.
4933 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4935 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4937 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4940 2005-07-16 Jan Hubicka <jh@suse.cz>
4942 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4943 (scale_bbs_frequencies_int): Watch roundoff errors.
4944 * predict.c (return_prediction): Initialize return_stmt.
4946 2005-07-16 Jan Hubicka <jh@suse.cz>
4948 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4949 after RTL profiling.
4951 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4954 * fold-const.c (build_range_check): Convert high/low to etype
4955 if we are only comparing against exp.
4957 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4959 Fix PR tree-optimization/22376
4960 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4962 (need_to_solve): New function.
4963 (compute_points_to_sets): Use it.
4965 2005-07-15 Jan Hubicka <jh@suse.cz>
4967 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4968 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4970 2005-07-15 Richard Guenther <rguenther@suse.de>
4972 * c-common.c (handle_flatten_attribute): New function.
4973 Add flatten function attribute.
4974 * doc/extend.texi: Document flatten function attribute.
4975 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4976 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4978 (cgraph_decide_inlining): Handle functions with flatten
4981 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4983 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4984 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4985 UNSPEC_XCHG, UNSPEC_AND): New.
4986 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4987 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4988 * config/rs6000/sync.md (FETCHOP): New code macro.
4989 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4991 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4992 (sync_compare_and_swap<mode>): Same.
4993 (sync_lock_test_and_set<mode>): Same.
4994 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4995 for QImode and HImode, and not PPC405.
4996 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4997 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4998 (sync_<fetchop>{si,di}_internal): New.
4999 (sync_nand{si,di}_internal): New.
5000 (sync_old_<fetchop>{si,di}_internal): New.
5001 (sync_old_nand{si,di}_internal): New
5002 (sync_new_<fetchop>{si,di}_internal): New.
5003 (sync_new_nand{si,di}_internal): New.
5004 (atomic_and{si,di}): New.
5005 (sync_new_nand{si,di}_internal): New.
5006 (atomic_and{si,di}): New.
5007 (sync_add<mode>_internal): Delete.
5008 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5009 (sync_sub<mode>_internal): Delte.
5010 (sync_subshort_internal): New.
5011 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5012 (sync_anddi_internal): Delete.
5013 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5014 (sync_booldi_internal): Delete.
5015 (sync_boolc<mode>_internal): Delete.
5016 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5017 (sync_boolc<mode>_internal2): Delete.
5018 (sync_boolcc<mode>_internal): Delete.
5019 (isync, lwsync): Use unspec instead of unspec_volatile.
5020 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5021 Revert UNSPEC_VOLATILE.
5022 (rs6000_split_atomic_op): New.
5023 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5025 2005-07-14 Eric Christopher <echristo@redhat.com>
5027 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5028 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5030 2005-07-14 Eric Christopher <echristo@redhat.com>
5032 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5034 2005-07-14 Steven Bosscher <stevenb@suse.de>
5036 PR tree-optimization/22230
5037 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5038 the computation of the four cross productions for "range op range".
5040 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5041 Ulrich Weigand <uweigand@de.ibm.com>
5044 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5047 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5049 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5051 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5053 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5055 2005-07-14 Richard Guenther <rguenther@suse.de>
5058 * config/i386/i386-protos.h (ix86_function_value): Change
5059 prototype to match new target hook.
5060 * config/i386/i386.c (ix86_value_regno): Change prototype
5061 to take extra type argument.
5062 (TARGET_FUNCTION_VALUE): Define.
5063 (ix86_function_ok_for_sibcall): Pass extra argument to
5064 ix86_value_regno, check return slot rtx for exact match.
5065 (ix86_function_value): Take extra parameter. Dispatch to
5066 ix86_value_regno with fndecl/fntype as provided.
5067 (ix86_value_regno): Handle extra type argument.
5068 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5070 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5071 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5072 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5073 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5074 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5076 2005-07-14 Richard Guenther <rguenther@suse.de>
5078 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5079 * calls.c (expand_call): Pass fntype to hard_function_value.
5080 (emit_library_call_value_1): Likewise.
5081 * explow.c: Include target.h.
5082 (hard_function_value): Take extra argument, the fntype.
5083 Use new target hook for function_value.
5084 * expr.h (hard_function_value): Change prototype.
5085 * function.c (aggregate_value_p): Pass 0 as fntype to
5086 hard_function_value.
5087 (assign_parms): Use new target hook for function_value.
5088 Pass 0 as fntype to hard_function_value.
5089 (expand_function_end): Likewise.
5090 * reg-stack.c: Include target.h.
5091 (stack_result): Use new target hook for function_value.
5092 * target-def.h: New target hook function_value.
5093 * target.h: Likewise.
5094 * targhooks.c (default_function_value): New function.
5095 * targhooks.h (default_function_value): Declare.
5097 2005-07-13 Ian Lance Taylor <ian@airs.com>
5099 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5101 2005-07-14 Jan Hubicka <jh@suse.cz>
5103 * tree-dfa.c (dump_variable): Use default_def function.
5104 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5105 * tree-ssa.c (verify_use): Likewise.
5106 * tree-ssanames.c (release_ssa_name): Likewise.
5107 * tree-tailcall.c (eliminate_tail_call): Likewise.
5108 (tree_optimize_tail_calls_1): Likewise.
5109 * tree-vrp.c (get_value_range): Likewise.
5111 2005-07-14 Ben Elliston <bje@au.ibm.com>
5113 * gcc.c (main): Compare language[0] with '*' when iterating over
5116 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5118 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5119 "s390_emit_compare". Add handling of CCZ1mode.
5120 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5121 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5123 (s390_branch_condition_mask): Add CCZ1mode handling.
5124 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5125 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5126 Use CCZ1mode instead of CCZmode.
5127 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5129 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5131 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5133 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5135 2005-07-13 Eric Christopher <echristo@redhat.com>
5137 * config/mips/mips.c (mips_canonicalize_comparison): New.
5138 (mips_emit_int_relational): Use.
5140 2005-07-13 Eric Christopher <echristo@redhat.com>
5142 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5144 * config/s390/s390.md: Include tpf.md. Move tpf specific
5146 * config/s390/tpf.md: To here.
5147 * config/s390/s390.opt: Move tpf specific options...
5148 * config/s390/tpf.opt: to here. Add mmain option.
5149 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5150 * config/s390/tpf.h: Rewrite.
5152 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5154 * doc/tm.texi: Remove @xref{Cross-profiling}.
5156 2005-07-13 Jeff Law <law@redhat.com>
5158 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5159 expressions, test their _DECL operands for pointer equality rather
5160 than using operand_equal_p.
5162 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5164 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5165 (TARGET_POSIX_IO): This.
5166 * config/darwin.h: Likewise.
5167 * config/freebsd.h: Likewise.
5168 * config/linux.h: Likewise.
5169 * config/lynx.h: Likewise.
5170 * config/netbsd.h: Likewise.
5171 * config/rs6000/linux64.h: Likewise.
5172 * config/rs6000/linux.h: Likewise.
5173 * config/s390/tpf.h: Likewise.
5174 * config/sh/embed-elf.h: Likewise.
5175 * config/sparc/linux64.h: Likewise.
5176 * config/sparc/linux.h: Likewise.
5177 * config/svr4.h: Likewise.
5178 * gcov-io.h: Likewise.
5180 * doc/tm.texi: Updated.
5182 * libgcov.c (create_file_directory): Defined only if
5183 TARGET_POSIX_IO is defined.
5184 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5187 2005-07-13 Jan Hubicka <jh@suse.cz>
5189 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5191 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5193 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5194 structure as argument.
5196 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5198 PR tree-optimization/21921
5199 * tree-iterator.c (tsi_link_before): Support the case when
5200 tsi_end_p (tsi) == true.
5202 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5204 PR tree-optimization/22442
5205 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5208 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5210 PR rtl-optimization/20376
5211 * toplev.c (process_options): Enable -fweb and -frename-registers when
5213 * doc/invoke.texi: Update the information about when -fweb and
5214 -frename-registers are enabled.
5216 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5219 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5220 if *rhs_p is not a SSA_NAME.
5222 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5224 Fix PR tree-optimization/22422
5225 * tree-ssa-structalias.c (struct variable_info): Add flag for
5227 (get_varinfo): Now a static function.
5228 (new_varinfo): init has_union and is_special_var to false.
5229 (solution_set_add): Check has_union.
5230 (do_da_constraint): Move temporary variable so it gets reset
5232 Also check for special variable.
5233 (do_ds_constraint): Ditto.
5234 (do_sd_constraint): Ditto.
5235 (do_structure_copy): Check for special variable.
5236 (find_func_aliases): Ditto.
5237 (init_base_vars): Set special vars properly.
5239 2005-07-13 Jan Hubicka <jh@suse.cz>
5241 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5244 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5245 (get_expr_operands): Fix thinko wrt flags and subvars.
5247 PR tree-optimize/22379
5248 * tree-inline.c (expand_call_inline): Do not output sorry in early
5251 2005-07-12 Dale Johannesen <dalej@apple.com>
5253 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5255 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5258 * host-linux.h: Include limits.h.
5260 2005-07-12 Dale Johannesen <dalej@apple.com>
5262 * expr.c (compress_float_constant): Add cost check.
5263 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5265 2005-07-12 Dale Johannesen <dalej@apple.com>
5267 * gcc.target/i386/compress-float-sse.c: New.
5268 * gcc.target/i386/compress-float-sse-pic.c: New.
5269 * gcc.target/i386/compress-float-387.c: New.
5270 * gcc.target/i386/compress-float-387-pic.c: New.
5271 * gcc.dg/compress-float-ppc.c: New.
5272 * gcc.dg/compress-float-ppc-pic.c: New.
5274 2005-07-12 Eric Christopher <echristo@redhat.com>
5276 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5278 * config/s390/s390.md: Include tpf.md. Move tpf specific
5280 * config/s390/tpf.md: To here.
5281 * config/s390/s390.opt: Move tpf specific options...
5282 * config/s390/tpf.opt: to here. Add mmain option.
5283 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5284 * config/s390/tpf.h: Rewrite.
5286 2005-07-12 Eric Christopher <echristo@redhat.com>
5288 * gcc.c (struct infile): Update comment for language.
5289 (main): Rewrite input file resetting code.
5291 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5294 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5295 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5296 (lookup_avail_expr): Use constant_boolean_node instead
5297 of boolean_false_node/boolean_true_node.
5299 2005-07-12 Ben Elliston <bje@au.ibm.com>
5301 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5302 and use it when printing num_edges.
5304 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5306 * doc/extend.texi (Blackfin Built-in Functions): New section.
5307 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5310 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5312 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5313 s/cmpstrsi/cmpstrnsi
5314 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5316 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5317 (init_optabs): Initialize cmpstrn_optab.
5318 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5319 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5320 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5321 * config/i386/i386.md: s/cmpstr/cmpstrn
5322 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5323 * doc/md.texi: Update documentation.
5325 2005-07-11 Richard Henderson <rth@redhat.com>
5327 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5328 build_va_arg_indirect_ref.
5329 (alpha_gimplify_va_arg): Likewise.
5330 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5331 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5332 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5333 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5334 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5335 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5337 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5339 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5341 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5342 * passes.c (init_optimization_passes): Add pass_empty_loop.
5343 * tree-pass.h (pass_empty_loop): Declare.
5344 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5345 try_remove_empty_loop, remove_empty_loops): New functions.
5346 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5347 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5349 2005-07-12 Peter Barada <peter@the-baradas.com>
5353 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5354 in address registers.
5355 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5356 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5357 alternative of addsi3_5200.
5359 2005-07-11 Ian Lance Taylor <ian@airs.com>
5361 * config/mips/mips.md (ffs<mode>2): Remove.
5363 2005-07-11 Ian Lance Taylor <ian@airs.com>
5365 * doc/tree-ssa.texi (Cleanups): Improve description of
5367 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5369 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5371 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5372 * tree.h (DECL_ARGUMENT_FLD): New macro.
5374 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5376 Fix PR tree-optimization/22404
5378 * tree-ssa-structalias.c (create_variable_info_for): Use
5381 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5383 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5384 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5385 for second comparison operand.
5386 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5388 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5389 (define_insn_reservation "alu"): Likewise.
5390 (csync, ssync): Now of type sync.
5391 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5392 -mcsync-anomaly -mspecld-anomaly.
5393 * config/bfin/bfin.opt (mcsync): Remove.
5394 (mcsync-anomaly, mspecld-anomaly): Add.
5395 * config/bfin/bfin.c: Include "insn-codes.h".
5396 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5397 (TARGET_DEFAULT_TARGET_FLAGS): New.
5398 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5400 2005-07-11 Steven Bosscher <stevenb@suse.de>
5402 * basic-block.h: Give the BB flags enum a name, bb_flags.
5403 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5404 * cfgcleanup.c (enum bb_flags): Remove here.
5405 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5406 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5407 (update_forwarder_flag): Likewise.
5408 (thread_jump): Likewise.
5409 (try_forward_edges): Likewise.
5410 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5411 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5412 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5414 2005-07-11 Richard Guenther <rguenther@suse.de>
5416 * config/i386/i386.opt: New target option -msseregparm.
5417 * config/i386/i386.c (override_options): Error out for
5418 -msseregparm but no SSE support.
5419 (ix86_function_sseregparm): Check for global sseregparm.
5420 * doc/invoke.texi: Document -msseregparm.
5422 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5424 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5425 (m32rle-*-linux*): Ditto.
5427 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5429 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5430 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5433 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5437 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5438 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5440 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5442 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5443 (varmap): Heapify varmap.
5444 (constraints): Heapify constraints.
5445 (struct constraint_graph): Heapify succs and preds.
5446 (constraint_vec_find): Update for heapification.
5447 (constraint_set_union): Ditto.
5448 (insert_into_complex): Ditto.
5449 (constraint_edge_vec_find): Ditto.
5450 (erase_graph_self_edge): Ditto.
5451 (add_graph_edge): Ditto.
5452 (get_graph_weights): Ditto.
5453 (merge_graph_nodes): Ditto.
5454 (build_constraint_graph): Ditto.
5455 (topo_visit): Ditto.
5456 (solve_graph): Ditto.
5457 (create_variable_info_for): Ditto.
5458 (init_base_vars): Ditto.
5459 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5460 (condese_varmap_nodes): Free complex vector.
5461 (clear_edges_for_node): Clear succs and preds vector.
5463 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5465 * tree-ssa-structalias.c (update_alias_info): Change counting of
5466 references to not include vdefs.
5468 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5470 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5473 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5475 * pa.c (pa_commutative_p): Make PLUS commutative when
5476 TARGET_NO_SPACE_REGS is true.
5478 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5480 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5481 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5482 * tree-dfa.c (dump_subvars_for): New.
5483 (debug_subvars_for): New.
5484 (dump_variable): Show subvariables if VAR has them.
5485 * tree-flow-inline.h (get_subvar_at): New.
5486 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5487 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5489 (struct subvar): Change fields offset and size to unsigned
5491 (dump_subvars_for): Declare.
5492 (debug_subvars_for): Declare.
5493 (get_subvar_at): Declare.
5494 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5495 to unsigned HOST_WIDE_INT *.
5496 (overlap_subvar): Likewise.
5497 * tree-gimple.c (is_gimple_reg): Always return false for
5498 SFTs and memory tags.
5499 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5501 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5502 (compute_may_aliases): Call compute_points_to_sets.
5503 (collect_points_to_info_for): Remove.
5504 (compute_points_to_and_addr_escape): Remove.
5505 (delete_alias_info): Call delete_points_to_sets.
5506 (compute_flow_sensitive_aliasing): If the call to
5507 find_what_p_points_to returns false, call set_pt_anything.
5508 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5509 (set_pt_anything): Clear pi->pt_vars.
5510 (set_pt_malloc): Remove.
5511 (merge_pointed_to_info): Remove.
5512 (add_pointed_to_expr): Remove.
5513 (add_pointed_to_var): Remove.
5514 (collect_points_to_info_r): Remove.
5515 (is_escape_site): Make extern.
5517 (create_overlap_variables_for): Call it.
5518 * tree-ssa-copy.c (merge_alias_info): Never merge
5519 flow-sensitive alias information.
5520 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5521 offset and size to be unsigned HOST_WIDE_INT.
5522 (add_to_addressable_set): Rename from note_addressable.
5523 Set TREE_ADDRESSABLE as the variables are added to the set.
5525 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5526 operands into VUSEs when adding V_MAY_DEFs for members in an
5528 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5529 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5530 (struct variable_info): Add bitfield is_heap_var.
5531 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5532 (new_var_info): Initialize is_heap_var.
5533 (get_constraint_for): Add HEAP variables to the symbol table.
5534 Mark them with is_heap_var.
5535 (update_alias_info): New. Taken mostly from the old
5536 compute_points_to_and_addr_escape.
5537 (handle_ptr_arith): New.
5538 (find_func_aliases): Call update_alias_info.
5539 Call handle_ptr_info for tcc_binary expressions.
5540 Call mark_stmt_modified.
5541 (create_variable_info_for): If DECL has subvars, do not create
5542 variables for its subvars. Always add all the fields.
5543 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5544 SFTs, then add all the SFTs of the structure.
5545 If VI->DECL is an aggregate with subvariables, add the SFT at
5547 (find_what_p_points_to): If VI is an artificial variable,
5548 translate to bitfields in SSA_NAME_PTR_INFO.
5549 If the solution is empty, set pi->pt_vars to NULL
5550 (init_base_vars): Create ANYOFFSET.
5551 (compute_points_to_sets): Rename from create_alias_vars.
5553 (pass_build_pta): Remove.
5554 (delete_points_to_sets): Rename from delete_alias_vars.
5555 (pass_del_pta): Remove.
5556 * tree-ssa-structalias.h (struct alias_info): Move from
5558 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5559 NUM_REFERENCES_SET): Likewise.
5560 (compute_points_to_sets, delete_points_to_sets): Declare.
5562 2005-07-09 Richard Henderson <rth@redhat.com>
5564 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5565 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5566 alpha_split_lock_test_and_set_12): New functions.
5567 * config/alpha/alpha-protos.h: Update.
5568 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5569 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5570 * config/alpha/sync.md (I12MODE): New.
5571 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5572 (sync_<fetchop_name><I48MODE>): Likewise.
5573 (sync_nand<I48MODE>): Likewise.
5574 (sync_old_<fetchop_name><I48MODE>): Likewise.
5575 (sync_new_<fetchop_name><I48MODE>): Likewise.
5576 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5577 (sync_compare_and_swap<I48MODE>): Likewise.
5578 (sync_lock_test_and_set<I48MODE>): Likewise.
5579 (sync_compare_and_swap<I12MODE>): New.
5580 (sync_compare_and_swap<I12MODE>_1): New.
5581 (sync_lock_test_and_set<I12MODE>): New.
5582 (sync_lock_test_and_set<I12MODE>_1): New.
5584 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5588 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5590 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5592 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5593 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5595 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5598 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5600 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5602 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5603 memory_operand constraint.
5604 (store_conditional_<mode>): Same.
5605 (sync_compare_and_swap<mode>): Same.
5606 (sync_lock_test_and_set<mode>): Same.
5608 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5610 Rewrite PIC support to more closely model actual instructions.
5611 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5612 (cris_symbol): Remove prototypes for removed functions.
5613 (cris_pic_symbol_type_of, cris_valid_pic_const)
5614 (cris_expand_pic_call_address): Prototypes for new functions.
5615 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5617 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5619 <case ':'>: Add case for new punctuation character.
5620 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5621 emitting (extra) PIC modifier.
5622 <case UNSPEC>: Do not assert for PLT.
5623 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5624 (cris_expand_prologue, cris_expand_epilogue): Check
5625 for pic_offset_table_rtx usage instead of taking
5626 current_function_uses_pic_offset_table as the final word.
5627 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5628 Remove flag_pic difference.
5629 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5630 the moral equivalents of...
5631 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5633 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5634 (cris_handle_option): Mark ARG as unused.
5635 (cris_expand_pic_call_address): New worker function for "call",
5637 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5638 output PIC constructs here.
5639 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5640 as symbol-specific modifers, not whole or part of operands.
5641 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5642 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5643 constants and flag_pic.
5644 (CONSTANT_INDEX_P): Adjust for new functions.
5645 (enum cris_pic_symbol_type): New helper type.
5646 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5647 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5648 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5650 ("movsi"): Emit actual instructions for GOT and relative access.
5651 ("*movsi_got_load"): New pattern to set up the register holding
5653 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5654 Adjust FIXME for 'S'.
5655 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5656 Use "movs" for -fpic cases.
5657 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5658 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5659 ("call", "call_value"): Just call cris_expand_pic_call_address for
5661 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5662 Remove special pattern.
5663 ("*expanded_call_side", "*expanded_call_value_side"): New
5665 (gotplt-to-plt, gotplt-to-plt-side-call)
5666 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5668 * config/cris/cris/predicates.md
5669 ("cris_general_operand_or_gotless_symbol"): Remove unused
5671 ("cris_general_operand_or_symbol"): Adjust for new functions.
5673 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5675 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5677 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5679 * Makefile.in (TREE_H): Add treestruct.def.
5680 (c-decl.o): Add pointer-set.h
5681 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5682 visibility on regular DECL's.
5683 (merge_decls): Fix the copying of decl nodes of various types for
5684 the new structures. Don't update RTL, section name, weak status,
5685 etc, on DECL's without RTL.
5686 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5687 Don't check volatile on non-variable types.
5688 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5689 to check whether we have seen arguments.
5690 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5691 flag is checked before field (flag is common, field is not).
5692 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5693 TS_DECL_COMMON could have an origin.
5694 (add_location_or_const_value_attribute): Don't check section name
5695 on non-var/function decls.
5696 (dwarf2out_var_location): Reverse order of tests.
5697 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5698 with DECL_WRTL_CHECK.
5699 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5700 * fold-const.c (fold_binary): Don't check weakness on
5701 non-var/function decls.
5702 (tree_expr_nonzero_p): Ditto.
5703 (fold_checksum_tree): Use tree_decl_extra as sizeof
5705 * ggc-page.c (extra_order_size_table): Add sizes for
5706 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5708 * gimplify.c (gimplify_bind_expr): Only set
5709 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5710 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5712 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5713 * langhooks.h (init_ts). New langhook.
5714 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5715 * print-tree.c (print_node): Update to only print fields that
5716 exist in the structures the passed decl has.
5717 * toplev.c (wrapup_global_declarations): Don't reset
5718 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5719 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5720 * tree-inline.c (remap_decl): Ditto.
5721 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5722 * tree-pretty-print.c (print_declaration): Don't print
5723 DECL_REGISTER on things that don't contain it.
5724 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5725 non-var/function decls.
5726 * tree.c (tree_contains_struct): New structure.
5727 (init_priority_for_decl): New hashtable.
5728 (tree_int_map): New structure.
5729 (tree_int_map_eq): New function.
5730 (tree_int_map_marked_p): Ditto.
5731 (tree_int_map_hash): Ditto.
5732 (tree_map): Move to tree.h.
5733 (tree_map_eq): Externalize.
5734 (tree_map_hash): Ditto.
5735 (tree_map_marked_p): Ditto.
5736 (init_ttree): Set up tree_contains_struct and call langhook.
5737 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5738 (tree_code_size): Update for new structures.
5739 (tree_node_structure): Update for new structures.
5740 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5742 (copy_node_stat): Copy init priority.
5743 (build_decl_stat): Ditto for visibility.
5744 (ts_enum_names): New.
5745 (tree_contains_struct_check_failed): New function.
5746 (decl_init_priority_lookup): Ditto.
5747 (decl_init_priority_insert): Ditto.
5748 * treestruct.def: New file.
5749 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5750 (CONTAINS_STRUCT_CHECK): Ditto.
5751 (tree_contains_struct_check_failed): New prototype.
5752 (DECL_CHECK): Removed.
5753 (DECL_MINIMAL_CHECK): New.
5754 (DECL_COMMON_CHECK): Ditto.
5755 (DECL_WRTL_CHECK): Ditto.
5756 (DECL_NON_COMMON_CHECK): Ditto.
5757 (DECL_WITH_VIS_CHECK): Ditto.
5758 (VAR_OR_FUNCTION_DECL_P): Ditto
5759 (struct tree_decl_minimal): New structure.
5760 (struct tree_decl_common): Ditto.
5761 (struct tree_decl_with_rtl): Ditto.
5762 (struct tree_decl_with_vis): Ditto.
5763 (struct tree_decl_non_common): Ditto.
5764 (struct tree_field_decl): Ditto.
5765 (struct tree_parm_decl): Ditto.
5766 (struct tree_var_decl): Ditto.
5767 (struct tree_function_decl): Ditto.
5768 (struct tree_const_decl): Ditto.
5769 (struct tree_result_decl): Ditto.
5770 (union tree_node): Add new structures.
5771 * var-tracking.c (track_expr_p): Reverse order of tests.
5773 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5775 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5777 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5778 * system.h: Poison FINALIZE_PIC.
5779 * doc/tm.texi (FINALIZE_PIC): Remove.
5781 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5784 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5785 to the correct type if we have a MODIFY_EXPR.
5787 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5789 PR tree-optimization/22360
5790 * tree.c (upper_bound_in_type): Fix calculations for casting
5791 to a non-wider signed type and casting a signed value to a
5792 wider unsigned type.
5793 (lower_bound_in_type): Fix calculations for casting to a
5794 non-wider signed type.
5796 PR tree-optimization/20139
5797 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5799 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5800 fold_cond_expr_cond.
5801 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5802 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5804 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5807 * tree-complex.c (expand_complex_libcall): Produce
5808 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5810 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5812 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5813 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5814 b" assert and inserted fastpath code for this case.
5815 (bitmap_ior): Removed "a != b" assert.
5817 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5819 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5820 (ENDFILE_SPEC): Likewise.
5821 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5823 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5824 a large stack frame at epilogue.
5826 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5828 * final.c: Include sdbout.h when required.
5830 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5832 * config.gcc (*-*-darwin*): Only one target-specific header file
5834 (powerpc-*-darwin*): Add version-specific header files.
5835 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5836 * config.in: Regenerate.
5837 * configure: Regenerate.
5838 * gcc.c: Include xregex.h.
5839 (version_compare_spec_function): New.
5840 (spec_function): Add version-compare.
5841 (replace_outfile_spec_function): Reformat comment.
5842 (compare_version_strings): New.
5843 * config/darwin-c.c (version_as_macro): New.
5844 (builtin_define): New.
5845 (darwin_cpp_builtins): New.
5846 * config/darwin-protos.h (darwin_cpp_builtins): New.
5847 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5848 (LIB_SPEC): Make unconditional, update comment.
5849 (TARGET_C99_FUNCTIONS): Define.
5850 * config/darwin.opt: Sort.
5851 (mmacosx-version-min=): New.
5852 * config/darwin7.h: Delete.
5853 * config/darwin8.h: Delete.
5854 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5855 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5856 (TARGET_C99_FUNCTIONS): Define.
5857 * config/rs6000/darwin7.h: New.
5858 * config/rs6000/darwin8.h: New.
5859 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5860 (-mmacosx-version-min): Document.
5862 2005-07-07 Ian Lance Taylor <ian@airs.com>
5864 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5866 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5869 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5871 2005-07-07 Khem Raj <kraj@mvista.com>
5873 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5874 in bytes, not words.
5876 2005-07-07 Paul Brook <paul@codesourcery.com>
5878 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5879 DEFAULT_FUNCTION_ARG_PADDING to upward.
5881 2005-07-07 Richard Henderson <rth@redhat.com>
5883 * function.c (locate_and_pad_parm): Record parameter alignment in
5884 stack_alignment_needed.
5886 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5888 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5889 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5890 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5891 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5892 (define_attr "type"): Add isync, sync, load_l, store_c.
5893 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5894 Create scratch volatile MEM.
5895 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5897 (load_locked_<mode>): New.
5898 (store_conditional_<mode>): New.
5899 (sync_compare_and_swap<mode>): Replace with splitter.
5900 (sync_lock_test_and_set<mode>): Replace with splitter.
5901 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5903 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5904 is ics. Attribute isync.
5905 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5907 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5908 and UNSPECV_SYNC_OP.
5909 (emit_unlikely_jump): New.
5910 (emit_load_locked): New.
5911 (emit_store_conditional): New.
5912 (rs6000_split_compare_and_swap): New.
5913 (rs6000_split_lock_test_and_set): New.
5914 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5915 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5916 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5917 rs6000_split_lock_test_and_set): Declare.
5918 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5919 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5920 store_c, isync, sync.
5922 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5924 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5925 filenames to gtyp-gen.h.
5926 (s-typ-gen): Use it in place of for loops.
5928 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5930 * hooks.c (hook_bool_rtx_int_false): New function.
5931 * hooks.h (hook_bool_rtx_int_false): Declare.
5932 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5933 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5934 * target.h (struct gcc_target): Add commutative_p member.
5935 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5936 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5937 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5938 (pa_commutative_p): New function.
5939 * jump.c (target.h): Include.
5940 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5941 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5943 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5945 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5946 (s390_expand_setmem): New.
5947 * config/s390/s390.c: Likewise.
5948 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5950 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5951 general_operand. Call new function "s390_expand_setmem".
5952 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5953 ("setmem_long", "*setmem_long"): ... this.
5955 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5957 * config/s390/s390.c: (optimization_options): Enable
5958 TARGET_MVCLE at -Os.
5959 * doc/invoke.texi: Document changes in default behaviour.
5960 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5962 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5964 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5965 defined by back-end.
5967 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5969 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5970 all sets in the pattern.
5971 * config/rs6000/rs6000.md (stack_protect_testsi,
5972 stack_protect_testdi): Likewise.
5974 2005-07-06 Jeff Law <law@redhat.com>
5976 * tree-vrp.c (simplify_using_ranges): Kill.
5977 (vrp_finalize): Remove call to simplify_using_ranges.
5978 (simplify_stmt_using_ranges): New function extracted from
5979 simplify_using_ranges.
5980 (simplify_div_or_mod_using_ranges): Likewise.
5981 (simplify_abs_using_ranges): Likewise.
5982 (simplify_cond_using_ranges): New function.
5983 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5984 * tree-ssa-propagate.c (substitute_and_fold): Call
5985 simplify_stmt_using_ranges if we have range information.
5987 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5989 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5990 ia64_flag_schedule_isns2.
5992 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5993 reading/writing general registers.
5994 (ia64_function_arg): Revert 2005-06-18 change.
5996 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5998 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5999 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6001 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6003 * function.c (expand_function_end): Revert part of 2005-06-27
6004 patch. Do sjlj_emit_function_exit_after after return_label.
6006 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6008 * doc/install.texi (--disable-libssp): New.
6010 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6012 * doc/invoke.texi: Update -fforce-mem documentation.
6013 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6014 code for -fforce-mem.
6015 * expmed.c: (store_bit_field,store_fixed_bit_field,
6016 extract_bit_field): Ditto.
6017 * expr.c: (convert_move): Ditto.
6018 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6019 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6020 emit_conditional_add,expand_float,expand_fix): Ditto.
6021 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6022 (common_handle_option): Issue warning when -fforce-mem specified.
6024 2005-07-06 Paul Brook <paul@codesourcery.com>
6026 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6028 * configure: Regenerate.
6030 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6032 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6034 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6036 Fix PR tree-optimization/22319
6037 Fix PR tree-optimization/22140
6038 Fix PR tree-optimization/22310
6040 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6041 variable sized types.
6042 Use correct type for intermediate structure on *a = *b structure
6045 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6047 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6049 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6050 (machine_function): Move typedef to...
6051 * config/rs6000/rs6000.c (machine_function): ... here. Add
6052 varargs_save_offset field.
6053 (rs6000_stack_t): Remove varargs_size field.
6054 (setup_incoming_varargs): Allocate varargs save area using
6055 assign_stack_local, try to make it as small as possible.
6056 Save offset from virtual_stack_vars_rtx to the save area
6057 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6058 instead of magic 8 when fp word byte size is used.
6059 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6060 instead of -RS6000_VARARGS_SIZE.
6061 (rs6000_stack_info, debug_stack_info,
6062 rs6000_initial_elimination_offset): Remove all traces of
6064 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6065 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6066 RS6000_VARARGS_AREA.
6068 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6070 PR tree-optimization/21963
6071 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6072 constant_multiple_of in the same way get_computation_cost_at does.
6074 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6076 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6077 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6078 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6079 and return its previous value.
6080 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6081 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6083 (stack_protect_set, stack_protect_test): New expanders.
6084 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6085 stack_protect_testdi): New insns.
6086 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6087 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6089 2005-07-06 Jeff Law <law@redhat.com>
6091 * tree-ssa-dce.c (cfg_altered): New global.
6092 (tree_dce_init): Initialize cfg_altered.
6093 (remove_dead_stmt): If we remove an edge in the CFG, then set
6095 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6098 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6100 * Makefile.in (stamp-collect-ld): Use
6101 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6102 ./collect-ld if it already exists.
6103 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6104 Don't remove ./nm if it already exists.
6106 2005-07-05 Devang Patel <dpatel@apple.com>
6108 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6109 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6110 * tree-vectorizer.c (vect_loop_location): New.
6111 (vect_print_dump_info): Use vect_loop_location.
6112 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6113 (vectorize_loops): Set vect_loop_location.
6114 * tree-vect-analyze.c (vect_analyze_offset_expr,
6115 vect_determin_vectorization_factor, vect_analyze_operations,
6116 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6117 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6118 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6119 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6120 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6121 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6122 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6123 vect_analyze_loop): Adjust vect_print_dump_info API.
6124 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6125 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6126 vect_finish_stmt_generation, vectorizable_assignment,
6127 vectorizable_operation, vectorizable_store, vectorizable_load,
6128 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6129 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6130 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6131 vect_transform_loop): Same.
6132 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6133 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6136 2005-07-05 Randolph Chung <tausq@debian.org>
6138 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6139 * configure: Regenerate.
6140 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6141 (pa_tls_referenced_p): Declare.
6142 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6143 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6144 (legitimize_tls_address): New.
6145 (hppa_legitimize_address): Handle TLS addresses.
6146 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6147 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6148 (emit_move_sequence): Handle TLS addresses.
6149 (pa_encode_section_info): Call default handler to handle common
6151 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6152 (CONSTANT_ADDRESS_P): Reject TLS operands.
6153 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6154 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6155 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6156 (UNSPEC_TLSLE): Define new constants.
6157 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6158 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6159 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6160 (tie_symbolic_operand, tle_symbolic_operand): New
6162 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6164 * aclocal.m4: Update macros for autoconf 2.59 style.
6165 * configure.ac: Likewise.
6167 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6169 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6170 (function_arg): Pass small aggregates in general registers on 32-bit
6172 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6174 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6176 * Makefile.in (final.o): Fix dependencies.
6178 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6182 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6183 * langhooks.c (lhd_expr_to_decl): New.
6184 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6186 (LANG_HOOKS_INITIALIZER): Update.
6187 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6188 expr_to_decl langhook.
6189 * c-tree.h (c_expr_to_decl): Declare.
6190 * c-typeck.c (c_expr_to_decl): New.
6191 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6193 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6195 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6198 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6199 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6201 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6203 * Makefile.in: Adjust dependencies.
6204 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6205 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6206 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6207 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6208 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6209 rest_of_compilation.
6211 * bb-reorder.c (gate_duplicate_computed_gotos,
6212 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6213 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6214 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6215 pass_partition_blocks): New.
6216 * bt-load.c (gate_handle_branch_target_load_optimize,
6217 rest_of_handle_branch_target_load_optimize,
6218 pass_branch_target_load_optimize): New.
6219 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6221 * cfglayout.c (pass_insn_locators_initialize): New.
6222 * cfgrtl.c (pass_free_cfg): New.
6223 * combine.c (gate_handle_combine, rest_of_handle_combine,
6225 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6226 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6227 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6228 * except.c (pass_set_nothrow_function_flags,
6229 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6231 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6232 rest_of_handle_shorten_branches, pass_shorten_branches,
6233 rest_of_clean_state, pass_clean_state): New.
6234 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6235 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6236 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6238 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6239 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6240 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6241 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6243 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6244 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6245 pass_rtl_ifcvt, gate_handle_if_after_combine,
6246 rest_of_handle_if_after_combine, pass_if_after_combine,
6247 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6248 pass_if_after_reload): New.
6249 * integrate.c (pass_initial_value_sets): New.
6250 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6251 pass_purge_lineno_notes): New.
6252 * mode-switching.c (rest_of_handle_mode_switching,
6253 pass_mode_switching): New.
6254 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6255 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6257 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6258 pass_loop_optimize): New.
6259 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6261 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6263 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6264 pass_postreload_cse): New.
6265 * profile.c (gate_handle_profiling, pass_profiling,
6266 rest_of_handle_branch_prob, pass_branch_prob): New.
6267 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6268 pass_split_before_regstack, gate_handle_split_before_regstack,
6269 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6270 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6271 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6272 pass_stack_regs): New.
6273 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6274 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6275 pass_stack_adjustments): New.
6276 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6277 pass_regrename): New.
6278 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6279 pass_delay_slots, gate_handle_machine_reorg,
6280 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6281 * rtl.h (extern void purge_line_number_notes): New.
6282 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6283 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6285 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6287 * value-prof.c (gate_handle_value_profile_transformations,
6288 rest_of_handle_value_profile_transformations,
6289 pass_value_profile_transformations): New.
6290 * var-tracking.c (gate_handle_var_tracking,
6291 pass_variable_tracking): New.
6292 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6294 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6295 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6296 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6297 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6298 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6299 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6300 rest_of_handle_gcse2, rest_of_handle_regmove,
6301 rest_of_handle_tracer, rest_of_handle_if_conversion,
6302 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6303 rest_of_handle_web, rest_of_handle_branch_prob,
6304 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6305 rest_of_handle_jump_bypass, rest_of_handle_combine,
6306 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6307 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6308 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6309 rest_of_handle_mode_switching, rest_of_handle_jump,
6310 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6311 rest_of_handle_flow2, rest_of_handle_jump2,
6312 rest_of_handle_peephole2, rest_of_handle_postreload,
6313 rest_of_handle_shorten_branches, rest_of_clean_state,
6314 rest_of_compilation): Remove.
6316 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6317 * passes.c (dump_flags, in_gimple_form, all_passes,
6318 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6319 register_dump_files, next_pass_1, last_verified, execute_todo,
6320 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6321 from tree-optimize.c.
6322 (init_optimization_passes): Moved from tree-optimize.c,
6323 adding the RTL optimizations.
6324 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6325 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6326 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6327 register_dump_files, next_pass_1, last_verified, execute_todo,
6328 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6329 init_tree_optimization_passes, ipa_passes): Delete.
6330 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6332 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6333 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6335 (ipa_passes): Remove.
6336 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6337 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6338 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6339 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6340 (dump_info_p, dump_flag): Moved to tree-dump.h.
6342 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6344 * passes.c (finish_optimization_passes): Use dump_begin
6345 and dump_end, TDI_end.
6346 (gate_rest_of_compilation): New.
6347 (pass_rest_of_compilation): Use it.
6348 (gate_postreload, pass_postreload): New.
6349 * toplev.c (general_init): Rename init_tree_optimization_passes.
6350 * toplev.h (init_tree_optimization_passes): Rename to
6351 init_optimizations_passes.
6352 * tree-dump.c (dump_flag): Make static.
6353 (dump_files): Remove RTL dumps.
6354 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6355 pass_cleanup_cfg, pass_free_cfg_annotations,
6356 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6357 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6358 * tree-pretty-print.c: Include tree-pass.h.
6359 * cgraph.c: Include tree-dump.h.
6361 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6363 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6364 Only fall back to saying it points to readonly memory if
6367 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6369 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6370 * config/m32r/m32r.c (m32r_compute_frame_size,
6371 m32r_expand_prologue): Take current_function_profile into
6372 account whenever we reference
6373 current_function_uses_pic_offset_table.
6374 (m32r_finalize_pic): Remove.
6375 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6377 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6379 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6380 instead of $<. Don't remove ./as if it already exists.
6382 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6385 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6386 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6387 for complex modes when generating code for PA 1.0.
6388 (VALID_FP_MODE_P): New macro.
6389 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6390 sets for all general and floating point modes. Align wide floating
6391 point modes to even register boundaries to comply with architectural
6393 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6394 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6395 (VALID_FP_MODE_P): New macro.
6396 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6397 sets for all general and floating point modes. Align wide floating
6398 point modes to even register boundaries to comply with architectural
6401 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6403 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6406 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6408 * tree-ssa-structalias.c: Don't include expr.h.
6410 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6412 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6415 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6417 Fix PR tree-optimization/22279
6419 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6422 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6424 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6426 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6428 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6429 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6430 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6431 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6432 config/stormy16/stormy16.c, config/v850/v850.c,
6433 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6434 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6435 Avoid "." or "\n" at end of diagnostics and capital letters at
6436 start of diagnostics.
6437 * combine.c, cse.c: Don't translate dump file output.
6438 * toplev.c (print_version): Only translate output if going to
6441 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6443 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6444 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6447 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6449 * pa.c (fix_range): Fix typo in comment.
6451 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6453 * tree-vrp.c (extract_range_from_assert): Replace
6454 fold (build (...)) with fold_build2.
6456 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6458 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6459 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6460 (format_types_orig, handle_format_attribute): Add support for
6463 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6465 * varasm.c (assemble_variable): Fix format specifier thinko.
6467 2005-07-03 Ira Rosen <irar@il.ibm.com>
6469 PR tree-optimization/22029 (and 22135)
6470 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6471 a phi node before calling dump_vops.
6473 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6475 * tree-dump.h (dump_string_field): Declare.
6476 * tree-dump.c: Use it instead of dump_string.
6477 (dump_string_field): Make non-static.
6479 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6481 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6482 up the minimal CFG stuff always when optimize > 0. Call
6483 split_all_insns_noflow in PIC case if needed.
6485 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6486 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6489 * c-decl.c (c_write_global_declarations): Dump contents of
6491 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6492 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6493 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6494 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6497 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6499 * c-common.h (GCC_DIAG_STYLE): Define.
6500 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6501 version for format checking to 4.1.
6502 * c-format.c: Include toplev.h after c-common.h.
6503 (enum format_type): Add gcc_tdiag_format_type.
6504 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6505 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6506 (format_types_orig): Add gcc_tdiag.
6507 (init_dynamic_diag_info): Support gcc_tdiag formats.
6508 (handle_format_attribute): Likewise.
6509 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6510 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6511 version for format checking to 4.1.
6512 (warning0, warning, error, pedwarn, sorry): Use
6514 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6515 (finish_aliases_1): Do not use %qE.
6516 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6517 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6518 Correct format bugs.
6519 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6520 parameter to unsigned HOST_WIDE_INT.
6521 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6523 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6526 * expr.c (write_complex_part): Use adjust_address for MEM.
6527 (read_complex_part): Same.
6529 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6531 Fix PR tree-optimization/22280
6533 * tree-sra.c (generate_element_init): Remove useless loop.
6535 2005-07-02 Richard Henderson <rth@redhat.com>
6537 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6539 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6541 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6544 * fold-const.c (fold_binary): Handle the return value of
6545 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6546 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6548 2005-07-02 Jeff Law <law@redhat.com>
6550 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6551 a eliminate type conversion which feeds an equality comparison
6552 if the original type or either operand in the comparison is a
6555 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6557 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6558 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6560 * config/avr/avr.c: Do not use '`' as left quote.
6561 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6562 Remove "." from end of diagnostics. Make diagnostics start with
6565 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6566 Joseph S. Myers <joseph@codesourcery.com>
6568 * toplev.c (default_tree_printer): Handle setting location with
6570 * c-objc.common.c (c_tree_printer): Likewise.
6571 * c-format.c (gcc_diag_flag_specs): Add '+'.
6572 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6573 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6575 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6576 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6577 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6578 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6579 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6580 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6581 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6582 format arguments where %J is used without %D.
6584 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6586 * gcc.c (LINK_SSP_SPEC): Define.
6587 (link_ssp_spec): New variable.
6588 (LINK_COMMAND_SPEC): Add %(link_ssp).
6589 (static_specs): Add link_ssp_spec.
6590 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6591 * configure: Rebuilt.
6592 * config.in: Rebuilt.
6594 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6595 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6596 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6597 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6598 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6599 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6600 -0x7008(2) instead of reading __stack_chk_guard variable.
6601 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6603 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6604 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6605 if TARGET_THREAD_SSP_OFFSET is defined.
6606 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6607 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6610 2005-06-27 Richard Henderson <rth@redhat.com>
6611 * libgcc-std.ver (GCC_4.1.0): New.
6612 * libgcc.h (__stack_chk_guard): Declare.
6613 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6614 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6615 * mklibgcc.in (lib2funcs): Add them.
6617 2005-07-01 Richard Henderson <rth@redhat.com>
6619 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6620 void * before struct sigcontext *.
6621 (x86_fallback_frame_state): Likewise.
6623 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6625 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6627 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6630 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6631 we check for SSA_NAME for.
6633 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6635 Fix PR tree-optimization/22071
6637 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6639 (get_constraint_for_component_ref): Use it.
6641 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6644 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6645 print out the last new line.
6647 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6649 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6650 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6651 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6652 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6653 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6654 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6655 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6656 (enum reg_class): New member CC0_REGS.
6657 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6658 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6659 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6660 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6661 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6662 Adjust for register now described.
6664 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6667 * config/i386/i386.md (stack_protect_test_si,
6668 stack_protect_test_di): Add earlyclobber for scratch 3.
6669 * config/rs6000/rs6000.md (stack_protect_testsi,
6670 stack_protect_testdi): Add earlyclobber for scratch 3,
6671 remove earlyclobber from scratch 4.
6673 Older entries for 2005 can be found in ChangeLog-2005.