1 2005-09-30 Geoffrey Keating <geoffk@apple.com>
3 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4 to work out which multilibs are actually being built.
6 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
8 * tree-vect-transform.c, config/ms1/ms1.md,
9 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
10 Follow spelling conventions.
11 * doc/invoke.texi, doc/md.texi: Fix typos.
13 2005-09-30 Andrew Macleod <amacleod@redat.com>
15 PR tree-optimization/21430
16 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
17 use operands, and set stmt pointer if need be.
18 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
19 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
22 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
25 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
27 2005-09-29 Mark Mitchell <mark@codesourcery.com>
29 * optabs.c (expand_binop): Initialize first_pass_p.
31 2005-09-29 Jakub Jelinek <jakub@redhat.com>
34 * c-decl.c (c_write_global_declarations_1): If any
35 wrapup_global_declaration_2 call returned true, restart the loop.
37 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
39 Fix PR tree-optimization/24117
40 * tree-ssa-structalias.c (find_func_aliases): Strip nops
41 before considering whether to use anyoffset.
43 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
47 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
49 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
51 (swap_commutative_operands_with_target): New.
53 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
56 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
59 2005-09-29 Steven Bosscher <stevenb@suse.de>
61 PR tree-optimization/23911
62 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
63 and IMAGPART_EXPR too.
65 2005-09-28 Mark Mitchell <mark@codesourcery.com>
68 * expmed.c (expand_shift): Move logic to reverse rotation
69 direction when rotating by constants ...
70 * optabs.c (expand_binop): ... here.
71 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
72 (ix86_rotrdi3): New pattern.
73 (rotldi3): Handle 32-bit mode.
74 (ix86_rotldi3): New pattern.
76 2005-09-29 Alan Modra <amodra@bigpond.net.au>
79 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
80 check for numbers that need no bit twiddle.
82 2005-09-28 Geoffrey Keating <geoffk@apple.com>
84 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
87 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
88 (stage1-start): Delete old libgcc and libunwind before moving
89 anything into the stage directory.
90 (stage2-start): Likewise.
91 (stage3-start): Likewise.
92 (stage4-start): Likewise.
93 (stageprofile-start): Likewise.
94 (stagefeedback-start): Likewise.
95 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
96 header in tm_file and CPU-specific t-darwin in tmake_file.
97 (i[34567]86-*-darwin*): Don't change tm_file.
98 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
99 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
100 shared library stub for target OS version.
101 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
102 (SHLIB_LINK): Don't make SHLIB_SOLINK.
103 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
104 (libgcc_s.%.dylib): New.
106 (install-darwin-libgcc-stubs): New.
107 (INSTALL_LIBGCC): New append.
108 * config/i386/darwin-libgcc.10.4.ver: New.
109 * config/i386/darwin-libgcc.10.5.ver: New.
110 * config/i386/t-darwin: New.
111 * config/rs6000/darwin-libgcc.10.4.ver: New.
112 * config/rs6000/darwin-libgcc.10.5.ver: New.
113 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
114 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
116 2005-09-28 Paul Brook <paul@codesourcery.com>
118 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
121 2005-09-28 Richard Guenther <rguenther@suse.de>
123 PR tree-optimization/23853
124 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
125 host_integerp to verify misalignment value.
127 2005-09-28 Richard Henderson <rth@redhat.com>
129 * builtins.c (get_builtin_sync_mode): New.
130 (expand_builtin_sync_operation): Pass in mode argument.
131 (expand_builtin_compare_and_swap): Likewise.
132 (expand_builtin_lock_test_and_set): Likewise.
133 (expand_builtin_lock_release): Likewise.
134 (expand_builtin): Update to match.
136 2005-09-28 Nick Clifton <nickc@redhat.com>
138 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
139 formatting. Add check to PLUS case to ensure that the offset is
140 within an acceptable range.
142 * config/v850/v850.md (casesi): Disable the generation of the
143 switch pattern as it is not being handled properly at the moment.
145 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
146 for when the high words are identical.
148 2005-09-27 Richard Henderson <rth@redhat.com>
150 * pretty-print.c (pp_base_format): Fix typo for %>.
152 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
153 Devang Patel <dpatel@apple.com>
155 PR tree-optimization/23625
156 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
157 LABEL_EXPR, assertion check.
159 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
161 * optabs.c (no_conflict_move_test): Check if a result of a
162 to-be-moved insn would be clobbered by an originally
165 2005-09-27 Jeff Law <law@redhat.com>
167 * passes.c (init_optimization_passes): Replace copy propagation
168 passes immediately after DOM with phi-only copy propagation
169 pases. Add phi-only copy propagation pass after first DOM pass.
170 * tree-pass.h (pass_phi_only_copy_prop): Declare.
171 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
172 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
173 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
174 to init_copy_prop. Callers updated.
175 (do_phi_only_copy_prop): New function.
176 (pass_phi_only_copy_prop): New pass descriptor.
178 2005-09-27 Nick Clifton <nickc@redhat.com>
180 * libgcc2.c (__popcount_tab): Remove redundant prototype.
182 2005-09-26 Jason Merrill <jason@redhat.com>
185 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
187 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
189 2005-09-26 James E Wilson <wilson@specifix.com>
191 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
192 copyright. Add gcc copyright plus libgcc exception.
193 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
195 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
197 2005-09-26 Jeff Law <law@redhat.com>
199 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
200 about when to iterate.
202 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
205 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
206 for __complex__ double in -mcpu=G5 mode.
208 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
210 PR tree-optimization/23942
211 * Makefile.in (SCEV_H): Depends on PARAMS_H.
212 * tree-scalar-evolution.c: Include params.h.
214 (follow_ssa_edge, follow_ssa_edge_in_rhs,
215 follow_ssa_edge_in_condition_phi_branch,
216 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
217 Change return type to t_bool. Use a parameter to limit the size of
218 trees that are walked before stopping
219 (analyze_evolution_in_loop): Initialize the limit to 0.
220 (follow_ssa_edge): Give up by returning t_dont_know if the limit
221 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
223 2005-09-26 Uros Bizjak <uros@kss-loka.si>
226 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
227 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
229 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
231 * combine.c (make_extraction): Check for valid use of subreg.
233 2005-09-26 Uros Bizjak <uros@kss-loka.si>
236 * config/i386/i386.md ("*fistdi2_1"): New pattern.
237 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
238 ("fist<mode>2_with_temp"): Use only register operands.
240 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
242 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
243 CALL_INSN_FUNCTION_USAGE.
245 2005-09-26 Richard Guenther <rguenther@suse.de>
248 * gcse.c: Include hashtab.h, define ldst entry hashtable.
249 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
250 (ldst_entry): Use the hashtable instead of list-walking.
251 (find_rtx_in_ldst): Likewise.
252 (free_ldst_entry): Free the hashtable.
253 (compute_ld_motion_mems): Create the hashtable.
254 (trim_ld_motion_mems): Remove entry from hashtable if
255 removing it from list.
256 (compute_store_table): Likewise^2.
257 (store_motion): Free hashtable in case we did not see
260 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
262 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
263 and arg1 if we are passing them to fold_build2.
265 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
268 * config/i386/i386.c (ix86_function_regparm): Fix the test for
271 2005-09-25 Richard Henderson <rth@redhat.com>
273 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
274 SYMBOL_REF_TLS_MODEL to be correct.
276 2005-09-24 Richard Henderson <rth@redhat.com>
278 * ipa-type-escape.c (discover_unique_type): Remove dead code at
279 end of function. Reindent.
281 2005-09-24 Ian Lance Taylor <ian@airs.com>
283 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
284 NEGATE_EXPR/BIT_NOT_EXPR case.
286 2005-09-24 Richard Henderson <rth@redhat.com>
288 * c-common.c (handle_mode_attribute): When not modifying in place,
289 create subtypes for enumerations.
290 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
291 * gimplify.c (create_tmp_from_val): Likewise.
293 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
295 * config/i386/i386.md (*tls_global_dynamic_64,
296 *tls_local_dynamic_base_64): Add missing mode to call.
297 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
299 2005-09-24 Jan Hubicka <jh@suse.cz>
301 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
302 (cgraph_clone_node): Likewise.
303 * cgraph.h (cgraph_clone_edge): Update prototype.
304 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
305 duplicated prototypes; add updating argument.
306 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
307 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
309 (cgraph_mark_inline_edge): Likewise.
310 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
311 (cgraph_flatten_node): Likewise.
312 (cgraph_decide_recursive_inlining): Likewise.
313 (cgraph_decide_inlining_of_small_function): Likewise.
314 * tree-optimize.c (tree_rest_of_compilation): Likewise.
316 2005-09-23 David Edelsohn <edelsohn@gnu.org>
317 Pete Steinmetz <steinmtz@us.ibm.com>
319 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
320 (rldic.): Set type to "compare".
322 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
323 mfjmpr for MFCTR/MFLR.
324 (movdf_hardfloat64): Same.
325 (movdf_softfloat64): Same. Correct order of store and move types.
326 (movti_string): Set type to store_ux/load_ux.
327 (load_multiple): Set type to load_ux.
328 (store_multiple): Set type to store_ux.
329 (movmemsi): Set type to store_ux.
330 (output_cbranch direct_return): Set type to jmpreg.
331 (stmw): Set type to store_ux.
332 (lmw): Set type to load_ux.
333 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
334 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
335 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
336 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
337 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
338 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
339 (rios1-fpstore): Increase latency to 3.
340 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
341 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
343 2005-09-23 David Edelsohn <edelsohn@gnu.org>
344 Andrew Pinski <pinskia@physics.uc.edu>
346 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
347 operand2 constraint to "b".
348 (sync_<fetchop_name>di_internal): Same.
349 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
351 (sync_old_<fetchop_name>di_internal): Same.
352 (sync_new_<fetchop_name>si_internal): Same.
353 (sync_new_<fetchop_name>di_internal): Same.
355 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
358 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
359 case, define as macros.
361 PR rtl-optimization/23837
362 * optabs.c (no_conflict_move_test): Don't set must_stay for a
363 clobber / clobber match between dest and p->first.
365 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
366 (no_conflict_move_test): Update comments.
368 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
370 * doc/install.texi: Update URL for Jacks.
371 * doc/sourcebuild.texi: Likewise.
373 2005-09-22 David Edelsohn <edelsohn@gnu.org>
376 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
377 registers when choosing register preferences.
378 (movdf_hardfloat64): Same.
380 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
382 * expmed.c (expand_shift): Don't use the target of the rotate as
383 target for the first expanded shift insn.
384 * testsuite/gcc.dg/20050922-1.c: Testcase added.
386 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
388 PR tree-optimization/22438
389 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
390 preserved iv rhs rewriting specially.
392 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
394 * tree-data-ref.c (analyze_array_indexes): Only estimate when
395 estimate_only is true.
396 * tree-flow.h (ref_contains_indirect_ref): New prototype.
397 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
398 tree-ssa-structalias.c
399 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
400 ref_contains_indirect_ref.
401 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
403 2005-09-21 DJ Delorie <dj@redhat.com>
405 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
407 (mn10300_return_in_memory): Support variable size types also.
408 (mn10300_pass_by_reference): Likewise.
409 (mn10300_function_value): New.
410 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
411 (FUNCTION_OUTGOING_VALUE): Likewise.
412 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
413 * doc/invoke.texi: Document it.
415 2005-09-21 Uros Bizjak <uros@kss-loka.si>
418 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
419 force integer op1 into register for XFmode compares.
421 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
424 * expmed.c (alg_code): Add alg_impossible.
425 (alg_hash_entry): Add cost.
426 (synth_mult): Record alg_impossible in the hash table if
427 multiplication by a given integer is impossble within the
428 limit. Speed up using alg_impossible.
430 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
432 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
433 argument. Allow and set any offset if needs_anyoffset is passed
435 (get_constraint_for): Add argument here too.
437 (do_structure_copy): Pass NULL to get_constraint_for.
438 (handle_ptr_arith): Ditto.
439 (find_func_aliases): Ditto.
441 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
443 PR rtl-optimization/23898
444 * output.h (get_attr_min_length): Declare.
445 * final.c (get_attr_length_1): New function, broken out of:
447 (get_attr_min_length): New function.
448 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
449 (duplicate_computed_gotos): Likewise.
450 * genattr.c (insn_min_length): Generate declaration.
451 * genattrtab.c (min_fn, min_attr_value): New functions.
452 (make_length_attrs): Generate insn_min_length.
454 2005-09-20 Steve Ellcey <sje@cup.hp.com>
456 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
458 2005-09-20 Richard Henderson <rth@redhat.com>
460 PR tree-optimization/24059
461 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
464 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
466 * c.opt (fextended-identifiers): New.
467 * c-opts.c (c_common_handle_option): Handle
468 -fextended-identifiers.
469 * doc/cpp.texi: Update documentation of extended identifiers.
470 * doc/cppopts.texi (-fextended-identifiers): Document.
472 2005-09-20 Jakub Jelinek <jakub@redhat.com>
474 PR tree-optimization/23929
475 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
478 PR tree-optimization/23818
479 * tree-stdarg.c (execute_optimize_stdarg): Call
480 calculate_dominance_info.
482 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
484 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
485 (analyze_siv_subscript_cst_affine): Add weak SIV test.
486 (compute_overlap_steps_for_affine_1_2): Use
487 get_number_of_iters_for_loop.
488 (analyze_subscript_affine_affine): Check whether difference is
490 Use get_number_of_iters_for_loop.
491 Check whether overlap occurs outside of bounds.
492 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
494 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
496 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
497 base register if possible.
499 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
501 PR tree-optimization/18463
502 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
503 converting it directly is not possible.
504 (chrec_convert_aggressive): New function.
505 * tree-chrec.h (chrec_convert_aggressive): Declare.
506 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
507 Fold chrec conversions aggressively if asked to.
508 (instantiate_parameters): Modified because of changes in
509 instantiate_parameters_1.
511 2005-09-19 Richard Henderson <rth@redhat.com>
513 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
514 (reduc_splus_v2df): New.
516 2005-09-19 Richard Sandiford <richard@codesourcery.com>
518 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
519 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
521 2005-09-19 Richard Henderson <rth@redhat.com>
523 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
526 2005-09-19 Richard Henderson <rth@redhat.com>
528 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
529 (ia64_expand_dot_prod_v8qi): New.
530 * config/ia64/ia64-protos.h: Update.
531 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
532 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
533 sdot_prodv8qi, sdot_prodv4hi): New.
534 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
536 2005-09-19 Richard Henderson <rth@redhat.com>
539 * real.c (exact_real_truncate): Return false if the format cannot
540 represent the number as a normal.
542 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
545 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
547 * tree-ssa-operands.c (swap_tree_operands): Export.
548 * tree.h (swap_tree_operands): Declare.
549 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
550 Call swap_tree_operands.
552 2005-09-19 Richard Henderson <rth@redhat.com>
554 * tree-flow.h (merge_alias_info): Declare.
555 * tree-ssa-copy.c (merge_alias_info): Export.
556 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
557 (vect_create_data_ref_ptr): Use create_iv directly.
558 (vectorizable_load): Use correct types for integer constants.
559 (vect_generate_tmps_on_preheader): Likewise.
560 (vect_gen_niters_for_prolog_loop): Likewise.
562 2005-09-19 Steven Bosscher <stevenb@suse.de>
564 PR rtl-optimization/23943
565 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
567 2005-09-18 Jan Hubicka <jh@suse.cz>
569 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
571 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
573 * varasm.c (output_constant): Do not abort on conversions to union
574 types between different sizes.
576 2005-09-18 Richard Guenther <rguenther@suse.de>
579 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
582 2005-09-18 Paul Brook <paul@codesourcery.com>
584 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
586 2005-09-17 Richard Henderson <rth@redhat.com>
588 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
589 * tree-ssa-loop.c (pass_vect_dce): Remove.
590 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
593 2005-09-17 Richard Henderson <rth@redhat.com>
595 * tree-pass.h (pass_vect_dce): Declare.
596 * passes.c (init_optimization_passes): Add it.
597 * tree-flow.h (tree_ssa_dce): Declare.
598 * tree-ssa-dce.c (tree_ssa_dce): Export.
599 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
600 (gate_tree_vectorize): ... here.
601 (pass_vect_dce): New.
603 2005-09-17 Jan Hubicka <jh@suse.cz>
605 * except.c (struct eh_status): Turn region_array into vec.
606 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
607 convert_from_eh_region_ranges, find_exception_handler_labels,
608 current_function_has_exception_handlers, assign_filter_values,
609 build_post_landing_pads, dw2_build_landing_pads,
610 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
611 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
612 foreach_reachable_handler, can_throw_internal_1,
613 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
615 (duplicate_eh_region_1): Update region_array.
616 (duplicate_eh_regions): Resize region_array and avoid recomputing.
618 2005-09-17 David Edelsohn <edelsohn@gnu.org>
621 * expmed.c (expand_mult): Substitute simple register for op0 when
624 2005-09-17 Richard Henderson <rth@redhat.com>
626 * expr.c (emit_move_via_integer): Add force argument, pass it on
627 to emit_move_change_mode. Update callers.
628 (emit_move_complex): Pass true to new force argument.
629 * function.c (expand_function_end): Move expand_eh_return call
630 earlier. Merge sub-word complex values into a pseudo before
631 copying to the return hard register.
633 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
635 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
636 between different sizes.
638 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
642 * passes.c (init_optimization_passes): Register dump files for
645 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
647 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
648 * config/s390/s390.c (s390_overlap_p): New function.
649 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
650 peephole2, "*xc" peephole2): Added overlap check to the peephole2
653 2005-09-16 Richard Guenther <rguenther@suse.de>
655 * ipa-pure-const.c (static_execute): Free auxiliar information.
656 * ipa-type-escape.c (discover_unique_type): Free temporary key.
657 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
659 2005-09-15 DJ Delorie <dj@redhat.com>
661 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
663 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
665 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
667 (swap_commutative_operands_with_target): New.
669 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
671 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
674 (estimate_iters_using_array): New function.
675 * tree-data-ref.h (estimate_iters_using_array): Prototype
676 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
677 Use estimate_iters_using_array instead of analyze_array.
679 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
681 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
684 2005-09-15 Michael Matz <matz@suse.de>
686 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
688 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
690 PR tree-optimization/23835
691 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
692 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
694 2005-09-14 Richard Henderson <rth@redhat.com>
696 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
697 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
699 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
701 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
702 in the ARRAY_TYPE case.
704 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
706 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
708 2005-09-14 Uros Bizjak <uros@kss-loka.si>
711 * tree-vect-transform.c (vectorizable_operation): Return false for
712 scalar shift operations and for vector shift operations with
713 non-invariant shift arguments. Use scalar tree operand op1 as
714 a shift operand when vector shift insn pattern uses scalar shift
716 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
718 2005-09-14 Olivier Hainque <hainque@adacore.com>
720 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
721 value if it has side-effects.
723 2005-09-14 David Edelsohn <edelsohn@gnu.org>
726 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
728 2005-09-14 Alan Modra <amodra@bigpond.net.au>
730 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
731 passed as NAME as if it were label at start of function code.
733 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
735 * config/sh/sh.md (*movv4sf_i): Add general register cases to
738 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
740 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
741 as early clobber. Rewrite so the PIC register is not implicitly used.
743 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
745 * tree.c (annotate_with_file_line): Compare line numbers before
748 2005-09-13 Uros Bizjak <uros@kss-loka.si>
751 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
752 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
754 2005-09-13 Ian Lance Taylor <ian@airs.com>
756 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
757 than a HOST_WIDEST_INT to gen_doloop_begin.
759 2005-09-13 Diego Novillo <dnovillo@redhat.com>
761 * tree-dfa.c (dump_variable): Guard against NULL annotations.
763 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
765 PR tree-optimize/23817
766 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
768 2005-09-13 Alan Modra <amodra@bigpond.net.au>
771 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
772 word before changing the stack pointer. Use gen_frame_mem for MEMs.
773 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
774 (restore_stack_nonlocal): Likewise.
775 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
777 2005-09-12 Ian Lance Taylor <ian@airs.com>
780 * c.opt (ffriend-injection): New C++ option.
781 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
782 (C++ Dialect Options): Document -ffriend-injection.
784 2005-09-12 Josh Conner <jconner@apple.com>
787 * ipa-reference.c (static_execute): Don't mark variables in
788 named sections TREE_READONLY.
790 2005-09-12 Alan Modra <amodra@bigpond.net.au>
792 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
795 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
797 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
798 V_MUST_DEF instead of just the first_use_p.
799 Don't mark the virtual variables for renaming on the statement which
801 (pass_dse): Remove TODO_update_ssa.
803 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
806 * stor-layout.c (compute_record_mode): For records with a single
807 field, actually check the field's mode size against the type size.
809 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
810 registers for TARGET_SHMEDIA.
811 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
812 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
813 of GENERAL_REGS and FP_REGS.
815 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
817 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
819 2005-09-12 Alan Modra <amodra@bigpond.net.au>
821 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
822 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
823 are omitted. Exclude stack_tie insn too.
825 2005-09-11 David Edelsohn <edelsohn@gnu.org>
827 PR rtl-optimization/23098
828 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
830 * config/rs6000/rs6000.md (movdf splitter): Use
831 const_double_operand predicate for TARGET_POWERPC64.
832 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
833 SYMBOL_REF method to ABI_V4.
835 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
836 replace_equiv_address.
837 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
838 rs6000_sr_alias_set and MEM_NOTRAP.
839 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
841 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
843 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
844 handle CALL_EXPR again.
846 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
848 * arm/predicates.md (alignable_memory_operand): Delete.
850 2005-09-10 Richard Henderson <rth@redhat.com>
853 * dbxout.c (dbxout_expand_expr): New.
854 (dbxout_symbol): Use it.
856 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
858 * arm.c (arm_gen_rotated_half_load): Delete.
859 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
860 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
861 (thumb_set_return_address): Likewise.
862 (thumb_load_double_from_address): Use adjust_address.
863 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
864 (extendhsisi2_mem, movhi_bytes): Use change_address.
865 (movhi): Use widen_memory_access.
866 (reload_out_df): Use replace_equiv_address.
867 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
869 2005-09-09 Richard Henderson <rth@redhat.com>
872 * dbxout.c: Include expr.h.
873 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
874 (dbxout_symbol): Handle DECL_VALUE_EXPR.
875 * Makefile.in (dbxout.o): Add EXPR_H.
877 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
879 PR tree-optimization/23509
880 * tree-cfg.c (replace_uses_by): Use replace_exp.
881 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
882 pointers have name_mem_tag or type_mem_tag set.
884 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
886 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
887 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
888 of wrongly accessing operands.
890 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
892 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
893 * tree-chrec.c: Include tree-scalar-evolution.h.
894 (chrec_convert): Instantiate the base and step before calling
895 scev_probably_wraps_p that would fail on parametric evolutions.
896 Collect all the fails into a single section failed_to_convert,
897 print a diagnostic, and return chrec_dont_know instead of calling
899 * tree-scalar-evolution.c (loop_closed_phi_def): New.
900 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
902 (scev_const_prop): Don't replace the definition of a loop closed ssa
903 phi node by itself, or by another loop closed ssa phi node.
904 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
905 that base and step are defined.
907 2005-09-09 Richard Guenther <rguenther@suse.de>
910 * fold-const.c (fold_ternary): Check truth_value_p before
911 calling invert_truthvalue.
913 2005-09-09 Nick Clifton <nickc@redhat.com>
915 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
916 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
917 dimension of these arrays.
918 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
920 * longlong.h: Only provide a prototype for the __clz_tab[] array
921 if this header has not been included from libgcc2.h.
922 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
924 Provide prototypes for exported functions.
925 Use the __clz_tab[] and __popcount_tab[] arrays provided by
928 2005-09-08 Josh Conner <jconner@apple.com>
932 * expr.c (expand_expr_addr_expr_1): Don't invoke
933 expand_simple_binop for EXPAND_INITIALIZER.
935 2005-09-08 Richard Henderson <rth@redhat.com>
938 * toplev.c (wrapup_global_declaration_1): Split out ...
939 (wrapup_global_declaration_2): ... from ...
940 (wrapup_global_declarations): ... here. Return bool.
941 (check_global_declaration_1): Split out ...
942 (check_global_declarations): from here.
943 (emit_debug_global_declarations): New.
944 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
945 check_global_declaration_1, emit_debug_global_declarations): Declare.
946 * c-decl.c (c_write_global_declarations_1): Don't create a vector
947 of decls. Call wrapup_global_declaration_1,
948 wrapup_global_declaration_2, check_global_declaration_1 directly.
949 (c_write_global_declarations_2): New.
951 (c_write_global_declarations): Call c_write_global_declarations_2.
952 * langhooks.c (write_global_declarations): Call
953 emit_debug_global_declarations.
955 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
956 remove decls that have DECL_RTL_SET_P.
957 * passes.c (rest_of_decl_compilation): Invoke
958 cgraph_varpool_finalize_decl for all but functions.
960 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
962 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
963 the result of a conversion if the new min and max cannot be compared.
965 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
967 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
968 (override_options): Setting s390_sr_alias_set removed.
969 (save_fpr, save_gprs): Set alias set to vararg or frame.
970 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
971 s390_sr_alias_set with get_frame_alias_set ().
972 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
973 get_varargs_alias_set ().
975 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
979 * c-parser.c (c_parser_objc_method_definition): If the next
980 token is not "{", error out and don't start the function.
982 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
984 * tree-vrp.c (extract_range_from_expr): Move the check for non
985 nullness after the check for gimple invariant.
987 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
989 * tree.c (host_integerp, tree_low_cst): Correct function comment.
991 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
994 * config/m32r.md (movmemsi_internal): Canonicalize order of
995 operands in PLUS component of template.
997 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
999 * reload1.c (fixup_eh_region_note): Remove assertion.
1000 (fixup_abnormal_edges): Reverted removal of call to
1001 find_many_sub_basic_blocks made on 2005-08-31.
1003 2005-09-07 Richard Henderson <rth@redhat.com>
1005 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1006 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1007 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1008 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1009 rearrange for better packing.
1010 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1011 (lookup_cfa_1): Remove inline marker.
1012 (cfa_equal_p): Split out of ...
1013 (def_cfa_1): ... here. Use INVALID_REGNUM.
1014 (build_cfa_loc): Handle !cfa->indirect.
1015 (frame_pointer_cfa_offset): New.
1016 (dbx_reg_number): Assert register elimination performed; do
1017 leaf register remapping.
1018 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1019 (eliminate_reg_to_offset): New.
1020 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1021 for verifiably local stack frame addresses; re-base to CFA.
1022 (mem_loc_descriptor): Remove can_use_fbreg argument.
1023 (concat_loc_descriptor, loc_descriptor): Likewise.
1024 (containing_function_has_frame_base): Remove.
1025 (rtl_for_decl_location): Don't do register elimination or
1026 leaf register remapping here.
1027 (secname_for_decl): Split out from ..
1028 (add_location_or_const_value_attribute): ... here.
1029 (convert_cfa_to_loc_list): New.
1030 (compute_frame_pointer_to_cfa_displacement): New.
1031 (gen_subprogram_die): Use them.
1032 * tree.h (frame_base_decl): Remove.
1033 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1034 (prologue_stack_adjust): Remove.
1035 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1036 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1037 (set_frame_base_location): Remove.
1038 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1039 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1040 (vt_add_function_parameters): Don't eliminate_regs.
1041 (vt_initialize): Don't create frame_base_decl.
1043 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1045 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1046 version of GNU binutils for 4.x and later.
1048 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1050 * ggc-page.c (ggc_push_context): Remove.
1051 (ggc_pop_context): Likewise.
1052 * ggc.h (ggc_push_context): Remove.
1053 (ggc_pop_context): Likewise.
1055 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1058 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1059 returning from an interrupt handler.
1061 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1064 * config/arc/arc.c (output_shift): Add check for loop count when
1067 2005-09-06 Steven Bosscher <stevenb@suse.de>
1069 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1071 (abs_replacement): Likewise.
1072 (pass_phiopt): Remove TODO_update_ssa.
1074 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1077 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1078 if "return with no value, in function returning non-void" warning
1080 * tree-cfg.c (execute_warn_function_return): Don't look at
1081 RETURN_EXPRs with TREE_NO_WARNING set.
1084 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1085 for internal functions doesn't use registers used by global registers
1086 variables. Use fewer register parameters if there are global register
1089 2005-09-06 Olivier Hainque <hainque@adacore.com>
1090 Eric Botcazou <ebotcazou@adacore.com>
1093 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1094 when we would be extracting outside its bit span (bitpos+bitsize
1095 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1096 Ada unchecked conversions.
1098 2005-09-06 Steven Bosscher <stevenb@suse.de>
1100 * tree-ssa-pre.c (try_look_through_load): New function.
1101 (compute_avail): Use it to try to look through loads for some
1102 more useful expressions.
1104 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1106 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1107 condition for detecting cases like (a&a) and (a^a).
1109 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1111 * common.opt: Add option ftree-vect-loop-version.
1112 * params.def: Add --param vect-max-version-checks.
1113 * doc/invoke.texi: Document ftree-vect-loop-version and
1114 --param vect-max-version-checks.
1115 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1116 may_misalign_stmts and defines for accessors.
1117 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1118 LOOP_VINFO_MAY_MISALIGN_STMTS.
1119 (destroy_loop_vec_info): VEC_free for
1120 LOOP_VINFO_MAY_MISALIGN_STMTS.
1121 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1122 Update documentation.
1123 (vect_update_misalignment_for_peel): New.
1124 (vect_enhance_data_refs_alignment): Update to choose loop
1125 peeling or loop versioning if appropriate for the (potentially)
1126 unaligned data references in the loop.
1127 (vect_analyze_data_refs_alignment): Remove call to
1128 vect_enhance_data_refs_alignment so the checks can be done
1130 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1131 and move up call to vect_analyze_data_refs_alignment.
1132 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1133 (vect_transform_loop): Add call to loop_version.
1135 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1137 PR rtl-optimization/23098
1138 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1139 * simplify-rtx.c (constant_pool_reference_p): New function.
1140 * rtl.h (constant_pool_reference_p): New prototype.
1141 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1142 constant_pool_reference_p in condition and
1143 avoid_constant_pool_reference in preparation statements.
1145 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1147 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1148 STRICT_LOW_PART SETs.
1150 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1153 * except.c (sjlj_emit_function_enter): Find the function begin
1154 note even when it's not in first basic block.
1156 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1158 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1159 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1160 * aclocal.m4: Regenerate.
1162 2005-09-05 DJ Delorie <dj@redhat.com>
1164 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1167 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1169 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1170 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1171 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1172 Follow spelling conventions.
1173 * doc/invoke.texi: Follow spelling conventions.
1175 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1177 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1178 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1179 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1181 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1184 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1185 (output_stack_adjust): Use gen_tmp_stack_mem.
1186 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1187 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1188 (sh_get_pr_initial_val): Likewise.
1189 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1190 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1191 * sh.md (divsi_inv_m0): Use gen_const_mem.
1192 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1193 (movdf_i4+1): Use gen_tmp_stack_mem.
1194 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1195 (fpu_switch+2): Likewise.
1196 (movv4sf_i, movv16sf_i): Use adjust_address.
1197 (symGOT_load): Set MEM_NOTRAP_P bit.
1199 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1202 * pa.c (emit_move_sequence): Fix typo in last change.
1204 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1206 PR rtl-optimization/23454
1207 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1210 2005-09-03 Richard Henderson <rth@redhat.com>
1211 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1214 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1217 2005-09-02 Nicolas Pitre <nico@cam.org>
1219 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1220 to bit_count to 32 bits.
1222 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1225 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1226 generating synthetic loads from volatile lvalues.
1228 005-09-02 Nick Clifton <nickc@redhat.com>
1230 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1231 __ctzhi2, __clzhi2): New functions.
1233 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1236 * tree-nested.c (struct var_map_elt): Mark with GTY.
1237 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1239 (lookup_field_for_decl): Allocate new element in GC memory.
1240 (lookup_tramp_for_decl): Likewise.
1241 (convert_nl_goto_reference): Likewise
1242 (create_nesting_tree): Allocate info in GC memory. Likewise for
1244 (free_nesting_tree): Free with ggc_free instead of free.
1245 (root): New static variable.
1246 (lower_nested_functions): Remove root as local variable. And zero out
1247 root at the end of the function.
1249 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1251 PR rtl-optimization/20365
1252 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1253 to short. New member ix.
1254 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1255 (simplify_plus_minus): Initialize ix members before calling qsort.
1257 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1259 PR tree-optimization/23626
1260 * tree-cfg.c (replace_uses_by): Clean up eh info.
1262 2005-09-01 DJ Delorie <dj@redhat.com>
1264 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1267 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1269 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1270 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1273 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1275 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1276 do not issue warning for a variable definition following
1279 2005-09-01 Richard Henderson <rth@redhat.com>
1282 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1283 conversion to CONST_VECTOR.
1285 2005-09-01 Richard Henderson <rth@redhat.com>
1288 * reload1.c (reload_as_needed): Check !CALL_P before calling
1289 fixup_eh_region_note.
1290 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1292 2005-09-01 DJ Delorie <dj@redhat.com>
1294 * varasm.c (output_constant): Let the target resolve
1295 conversions of addresses to non-default pointer sizes.
1297 2005-09-01 Nicolas Pitre <nico@cam.org>
1299 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1300 to alow matching ARM pre-indexed addressing mode.
1301 (arm_override_options): Remove now irrelevant comment.
1303 2005-09-01 Phil Edwards <phil@codesourcery.com>
1305 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1306 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1307 * config/i386/vxworks.h: Likewise.
1308 * config/i386/t-vxworksae: New file, for VxWorks AE.
1309 * config/i386/vxworksae.h: Likewise.
1311 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1313 PR tree-optimization/23410
1314 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1315 sequence is not wrapping during the first step.
1317 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1320 * dwarf2out.c (base_type_die): Compare char_type_node with
1321 TYPE_MAIN_VARIANT (type), not type.
1323 2005-09-01 Richard Guenther <rguenther@suse.de>
1325 PR tree-optimization/15366
1326 * common.opt: Add -finline-functions-called-once.
1327 Put -fearly-inlining in alphabetically ordered place.
1328 * doc/invoke.texi: Document new option.
1329 * ipa-inline.c (cgraph_decide_inlining): Honour
1330 flag_inline_functions_called_once.
1332 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1334 PR rtl-optimization/23478
1335 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1336 (alloc_qty): Initialize it.
1337 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1338 (combine_regs): Combine also n_throwing_calls_crossed fields.
1339 (find_free_reg): Don't attempt to caller-save pseudos crossing
1340 calls that might throw.
1341 * global.c (struct allocno): Add throwing_calls_crossed field.
1342 (global_alloc): Revert 2005-08-22 change. Initialize
1343 throwing_calls_crossed.
1344 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1347 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1350 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1351 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1352 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1353 (and64_2_operand): Tweak to use predicate.
1354 (and_operand): Adjust for mask_operand changes.
1355 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1356 (print_operand): Likewise.
1357 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1358 (mask64_1or2_operand): Delete.
1359 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1360 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1361 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1362 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1363 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1364 (rotldi3_internal4): Likewise.
1365 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1366 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1367 (ashldi3_internal7): Likewise.
1368 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1369 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1370 (anddi3 split): Don't match mask64_operand.
1371 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1372 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1373 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1374 't' splitter predicate.
1375 (movdi_internal64 + 2): Revert 2005-06-11 change.
1377 2005-08-31 DJ Delorie <dj@redhat.com>
1379 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1380 (m32c_asm_integer): Add support for 32 bit pointers.
1382 2005-08-31 Richard Henderson <rth@redhat.com>
1384 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1385 component-like references for setting MEM_NOTRAP_P.
1387 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1388 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1390 2005-08-31 Richard Henderson <rth@redhat.com>
1392 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1393 into a pseudo before applying gen_lowpart.
1395 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1397 * doc/install.texi (Specific): Update cctools version required
1398 for full functionality.
1399 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1400 linkers as -macosx_version_min.
1402 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1405 * sh.c (print_operand, %R and %S): Add handling of floating point
1406 registers, memory, constants and invalid operands.
1408 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1410 * ipa-pure-const.c: Change dump name.
1412 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1415 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1416 to "reg_or_0_operand".
1417 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1419 2005-08-31 Dale Johannesen <dalej@apple.com>
1421 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1422 loops that count down.
1424 2005-08-31 Richard Henderson <rth@redhat.com>
1427 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1428 (fixup_eh_region_note): New.
1429 (reload_as_needed): Call it.
1430 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1431 don't call find_many_sub_basic_blocks; call verify_flow_info.
1432 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1433 (keep_stack_depressed): Likewise.
1434 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1436 2005-08-31 Richard Henderson <rth@redhat.com>
1438 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1441 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1443 * expr.c (expand_expr_real_1): Compare size of address
1444 mode to target's address mode size in deciding expansion of
1445 the constant address.
1447 2005-08-31 Richard Guenther <rguenther@suse.de>
1450 * expr.c (all_zeros_p): New function.
1451 (expand_expr_real_1): Handle the case of an all-zero
1452 non-addressable constructor separately.
1454 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1456 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1457 arguments, adjust all callers.
1458 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1460 2005-08-30 Richard Henderson <rth@redhat.com>
1463 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1464 whenever the mode sizes match.
1466 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1468 * calls.c (load_register_parameters): Fix comment typo.
1469 * expr.c (emit_push_insn): Comment formatting.
1471 2005-08-30 Ian Lance Taylor <ian@airs.com>
1473 * config/i386/x-cygwin (host-cygwin): Change dependency from
1474 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1476 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1478 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1481 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1484 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1485 call to ggc_collect.
1487 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1490 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1491 beginning. Remove $(INCLUDES) from all the rules, if following
1492 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1494 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1497 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1498 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1499 not constant, but maxlen is, don't set len to maxlen, rather
1500 set maxlen to len if len is a constant.
1502 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1504 PR tree-optimization/23475
1505 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1508 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1510 Fix PR middle-end/22455
1512 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1513 Checksum only the parts of the tree that exist for the tree code.
1515 2005-08-28 Dale Johannesen <dalej@apple.com>
1517 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1519 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1521 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1523 2005-08-28 Richard Henderson <rth@redhat.com>
1525 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1526 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1529 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1532 * builtins.c (get_memory_rtx): Don't strip nops
1533 in between COMPONENT_REFs.
1535 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1538 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1540 (gimplify_modify_expr): Check for zero sized types and gimplify the
1541 rhs and lhs as statements.
1543 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1546 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1547 state for return address column of signal frames.
1549 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1552 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1553 bytes >= 2 not bytes == 2.
1554 (expand_block_move): Same.
1556 2005-08-27 Richard Guenther <rguenther@suse.de>
1559 * config/i386/sse.md (sse2_movsd): Add missing closing
1562 2005-08-27 Paul Brook <paul@codesourcery.com>
1564 * genrecog.c (enum decision_type): Add DT_num_insns.
1565 (struct decision_test): Add u.num_insns.
1566 (add_to_sequence): Add DT_num_insns test.
1567 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1568 (write_cond, debug_decision_2): Ditto.
1569 (change_state): Assume peep2_next_insn never fails.
1570 Remove "afterward" argument.
1571 (write afterward, write_tree): Update to match.
1572 * recog.c (peep2_current_count): New variable.
1573 (peep2_next_insn): Check it.
1574 (peephole2_optimize): Set peep2_current_count.
1575 * recog.h (peep2_current_count): Declare.
1577 2005-08-26 Josh Conner <jconner@apple.com>
1580 * ipa-pure-const.c (check_tree): Check for volatile-ness
1581 when considering a dereference.
1583 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1585 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1587 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1589 PR rtl-optimization/23561
1590 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1591 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1592 at most LEN bytes long memory fits into the field.
1593 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1594 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1595 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1597 2005-08-26 Richard Henderson <rth@redhat.com>
1600 * loop.c (biased_biv_may_wrap_p): New.
1601 (maybe_eliminate_biv_1): Use it to suppress non-equality
1602 comparison transformations. Delete disabled code.
1604 2005-08-26 Ian Lance Taylor <ian@airs.com>
1606 * combine.c (make_extraction): Avoid reference outside object.
1608 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1610 * stor-layout.c (finalize_type_size): Restore behaviour for
1611 non-aggregate types to the status quo ante of the patch for
1612 pr 23467. Document why it matters.
1614 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1617 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1618 array by one element, initialize the BT_LAST element with NULL.
1620 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1622 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1623 optimizing for size.
1625 (compare_plus_eqsi): Same.
1626 (plus_eqsi_compare): Same.
1627 (neg_eq0<mode>): Same.
1628 (neg_eq<mode>): Same.
1630 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1633 2005-08-26 Nick Clifton <nickc@redhat.com>
1635 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1636 TARGET_EP is not defined.
1637 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1638 TARGET_EP is enabled.
1639 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1640 * config/v850/v850.md (save_all_interrupt): Only use the EP
1641 register if TARGET_EP is defined.
1642 (restore_all_interrupt): Likewise.
1643 * config/v850/lib1funcs.asm: Update functions so that the EP
1644 register is only used if __EP__ is defined.
1646 2005-08-26 David Ung <davidu@mips.com>
1648 * config/mips/mips.c (mips_expand_prologue): Handle case when
1649 generating for MIPS16 and the outgoing argument area is more than
1650 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1653 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1655 * config/crx/crx.md: Make doloop_end pattern usage controllable
1656 via mloop-nesting=<max-nesting> command line switch. Make sure
1657 the combiner cannot use doloop_end_<mode> in an illegal way.
1658 * config/crx/crx.c: Use regs up to r6 for argument passing.
1659 Refine crx_address_cost (non cst4 displacements are expensive).
1660 * config/crx/crx.opt: Add switch for mloop-nesting=.
1662 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1664 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1665 (UNSPEC_MVST): New constant.
1667 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1669 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1670 Reject operands containing eliminable registers.
1671 * testsuite/gcc.dg/20050825-1.c: New testcase.
1673 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1674 Jan Hubicka <jh@suse.cz>
1676 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1678 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1680 PR tree-optimization/23546
1681 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1684 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1686 * params.def (PARAM_MIN_SPEC_PROB): New.
1687 * sched-rgn.c (MIN_PROBABILITY): Delete.
1688 (compute_trg_info): Convert to PARAM_VALUE.
1689 * doc/invoke.texi (param): Document min-spec-prob.
1691 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1693 * config/darwin.h: define __PIC__
1694 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1695 TARGET_OS_CPP_BUILTINS macro.
1697 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1699 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1702 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1704 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1706 * cfghooks.c (duplicate_block): Added position where to place
1707 new block as argument.
1708 * cfghooks.h (duplicate_block): Declaration changed.
1709 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1711 * cfglayout.h (copy_bbs): Declaration changed.
1712 * cfgloop.h (loop_version): Declaration changed.
1713 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1714 position to copy_bbs.
1715 (loop_version): Pass position to duplicate_loop_to_header_edge.
1716 Add place_after argument and position new blocks according to
1718 * modulo-sched.c (sms_schedule): Pass place_after argument
1720 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1721 * tree-cfg.c (split_edge_bb_loc): New function.
1722 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1723 to determine position of new blocks.
1724 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1726 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1727 argument to duplicate_block.
1728 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1729 Pass position to copy_bbs.
1731 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1733 * fold-const.c (ptr_difference_const): Use
1734 cst_and_fits_in_hwi instead of host_integerp.
1736 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1738 * config/darwin.c (gen_pic_offset): New.
1739 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1742 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1744 PR tree-optimization/23486
1745 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1747 2005-08-23 Phil Edwards <phil@codesourcery.com>
1749 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1750 remove use_collect2.
1751 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1753 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1754 configuration files to override the default value.
1756 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1757 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1758 * config/vx-common.h: New file, split out from...
1759 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1760 * config/vxworksae.h: New file, for VxWorks AE.
1761 * config/vxworks.opt: New file.
1762 * config/vxlib.c: Update for VxWorks 6.
1764 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1765 other MULTILIB_* variables appropriately.
1766 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1767 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1768 * config/rs6000/vxworks.h: Update for VxWorks 6.
1769 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1771 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1774 * config/darwin.c (machopic_select_section): Remove the hack to
1775 mark "::operator new" and "::operator delete" for coalescing
1776 even though they are not weak.
1778 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1780 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1781 * configure: Regenerate.
1783 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1786 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1788 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1789 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1792 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1794 * config/rs6000/predicates.md (equality_operator): New.
1795 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1796 comparison with a large constant.
1798 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1800 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1802 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1804 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1805 registers is even, and we have a hardware double precision fp,
1807 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1808 size of current argument when checking if argument was passed in
1811 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1814 * stor-layout.c (finalize_type_size): Dont override
1815 existing alignment with a smaller alignment from the mode.
1817 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1819 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1820 * lambda.h (lambda_vector_lexico_pos): ... here.
1821 * tree-data-ref.c (build_classic_dist_vector): Return false when
1822 the distance vector is lexicographically negative.
1824 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1826 PR tree-optimization/23511
1827 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1828 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1830 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1832 PR tree-optimization/22043
1833 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1834 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1835 If ALLOW_FLEXARR, handle types ending with flexible array member.
1836 Pass false as second argument to recursive count_type_elements calls.
1837 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1838 argument to count_type_elements call.
1839 * tree-sra.c (decide_block_copy): Likewise.
1840 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1841 for a constant-sized object, set cleared as well. Pass true as
1842 second argument to count_type_elements call.
1844 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1847 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1848 from legitimate_small_data_p, and make global. Update use.
1849 Remove forward declaration.
1850 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1852 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1854 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1856 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1857 of scratch intermediates.
1858 (eq<mode>_compare): Same.
1859 (neg_eq0<mode>): New.
1860 (neg_eq<mode>): Convert to define_insn_and_split.
1862 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1865 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1866 stdarg functions, set/clear the fp marker even when no variable
1868 * config/rs6000/sysv4.opt (mprototype): Describe.
1870 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1872 PR rtl-optimization/23478
1873 * regs.h (reg_info): Add throw_calls_crossed.
1874 (REG_N_THROWING_CALLS_CROSSED): Define.
1875 * flow.c (allocate_reg_life_data): Initialize
1876 REG_N_THROWING_CALLS_CROSSED.
1877 (propagate_one_insn, attempt_auto_inc): Update
1878 REG_N_THROWING_CALLS_CROSSED.
1879 * global.c (global_alloc): Don't allocate pseudos across
1880 calls that may throw.
1882 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1885 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1886 value is inbetween the range if we did not find an exact match.
1888 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1890 * doc/invoke.texi (Option Summary): Add ms1 options.
1891 * doc/extend.texi: Document interrupt handler attribute for ms1.
1892 * doc/md.texi: Document ms1 constraints.
1893 * config.gcc: Add ms1-*-elf.
1894 * config/ms1/ms1.h: New.
1895 * config/ms1/ms1.c: New.
1896 * config/ms1/ms1.md: New.
1897 * config/ms1/ms1-protos.h: New.
1898 * config/ms1/ABI.txt: New.
1899 * config/ms1/crti.asm: New.
1900 * config/ms1/crtn.asm: New.
1901 * config/ms1/lib2extra-funcs.c: New.
1902 * config/ms1/t-ms1: New.
1903 * config/ms1/ms1.opt: New.
1905 2005-08-22 Ira Rosen <irar@il.ibm.com>
1907 * config/rs6000/altivec.md (xorv4sf3): New.
1908 (negv4sf2, neg<mode>2): Likewise.
1910 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1913 * config/ia64/ia64.md (divsi3): Check divide by zero.
1914 (udivsi3): Likewise.
1916 (udivdi3): Likewise.
1918 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1920 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1921 up to elem_bitsize bits, not max_bitsize.
1923 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1925 PR tree-optimization/23433
1926 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1927 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1929 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1931 PR tree-optimization/23434
1932 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1933 the iteration bound is not an INTEGER_CST.
1935 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1937 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1938 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1939 NULL if need_epilog_adjust is false.
1940 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1941 Case 3 always peels first itration, not just for PLUS case, and no need
1942 to use scalar_initial_def here. Create an epilog adjustment only if
1943 scalar_initial_def is not NULL.
1945 (vectorizable_reduction): Remove assert.
1947 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1950 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1951 (__moddi3): Likewise.
1952 (__udivdi3): Likewise.
1953 (__umoddi3): Likewise.
1954 (__divsi3): Likewise.
1955 (__modsi3): Likewise.
1956 (__udivsi3): Likewise.
1957 (__umodsi3): Likewise.
1959 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1961 * tree-pass.h (TDF_GRAPH): Define.
1962 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1963 * passes.c (finish_optimization_passes): Only call
1964 finish_graph_dump_file if TDF_GRAPH is set.
1965 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1966 NULL. Set TDF_GRAPH bit.
1967 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1969 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1971 * arm.h (arm_stack_offsets): Add locals_base field.
1972 * arm.c (arm_get_frame_offsets): Compute it.
1973 (thumb_compute_initial_elimination offset): Make the Thumb frame
1974 pointer point to the base of the local variables.
1975 (thumb_expand_prologue): Update accordingly.
1976 (thumb_expand_epilogue): Likewise.
1978 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1979 mode of clobbered scratch to DImode. Handle a case that's known to
1982 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1984 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1985 (gt0<mode>_compare): Delete.
1986 (neg_gt0<mode>): Delete.
1988 2005-08-19 Eric Christopher <echristo@apple.com>
1990 * optabs.h: Change CTI_ to COI_.
1993 2005-08-19 James E Wilson <wilson@specifix.com>
1995 * builtins.c (expand_builtin_return_addr): Set
1996 current_function_accesses_prior_frames when count != 0. Use
1997 frame_pointer_rtx when count == 0.
1998 * function.h (struct function): Add accesses_prior_frames field.
1999 (current_function_accesses_prior_frames): Define.
2000 * reload1.c (init_elim_table): Check
2001 current_function_accesses_prior_frames.
2002 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2004 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2006 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2007 indicator. Return true if the flowgraph changed during
2010 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2013 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2014 conditional expression before testing its value.
2016 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2018 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2020 2005-08-19 Devang Patel <dpatel@apple.com>
2022 PR tree-optimization/23048
2023 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2024 third parameter. Check whether latch is dominated by exit
2026 (if_convertible_loop_p): Supply exit block itself to
2027 if_convertible_bb_p.
2029 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2032 * arm.md (arm_load_pic_register): Change argument to the mask of
2033 saved registers. Call thumb_find_work_register if we need a
2034 scratch register on Thumb.
2035 (arm_expand_prologue): Pass empty register set to
2036 arm_load_pic_register.
2037 (thumb_expand_prologue): Pass live_regs_mask directly to
2038 arm_load_pic_register.
2039 * arm-protos.h (arm_load_pic_register): Update prototype.
2041 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2043 * sh.c (find_sole_member): New function.
2044 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2045 if the record's alignment is larger than the size of its only member.
2047 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2050 * arm.c (thumb_legitimize_reload_address): New function.
2051 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2052 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2054 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2056 * config/crx/crx.c: Implement crx_decompose_address. Reject
2057 symbolic displacements since CRX register relative adressing
2058 mode can't handle unsigned 32-bit values as displacements.
2059 * config/crx/crx.h: Simplify definitions, remove redundant
2060 parenthesis and obsolete macros.
2061 * config/crx/crx.opt: Add new switch for debugging addresses.
2062 * config/crx/crx-protos.h: Add new declarations for above.
2064 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2067 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2070 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2072 * collect2.c (dup2): Delete.
2073 * configure.ac: Don't check for dup2.
2075 * config.in, configure: Regenerate.
2077 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2079 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2080 record with the type of its only member.
2082 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2084 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2085 define_insn_and_split.
2086 (plus_ltu<mode>_compare): Same.
2087 (gtu<mode>_compare): Same.
2088 (plus_gtu<mode>_compare): Same.
2090 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2092 PR tree-optimization/22228
2093 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2095 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2096 are recorded in vect_vnames_to_rename for renaming.
2097 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2098 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2099 in vect_vnames_to_rename.
2100 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2101 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2103 2005-08-18 Jan Hubicka <jh@suse.cz>
2106 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2107 info only for local statics, not for member variables.
2109 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2111 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2113 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2115 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2117 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2120 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2122 2005-08-17 James E Wilson <wilson@specifix.com>
2124 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2127 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2129 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2130 (leu<mode>_compare): Same.
2131 (plus_leu<mode>): Same.
2132 (neg_leu<mode>): Same.
2133 (and_neg_leu<mode): Same.
2134 (ltu<mode>_compare): Same.
2135 (plus_ltu<mode>): Same.
2137 (geu<mode>_compare): Same.
2138 (plus_geu<mode>): Same.
2139 (neg_geu<mode>): Same.
2140 (and_neg_geu<mode>): Same.
2141 (plus_gt<mode>): Same.
2142 (gtu<mode>_compare): Same.
2143 (plus_gtu<mode>): Same.
2145 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2147 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2148 Move call_table_data to end. Delete spurious .text.
2149 (callt_save_all_interrupt): Fix comment typo.
2151 2005-08-17 James E Wilson <wilson@specifix.com>
2152 Kevin Winchester <winchester@amirix.com>
2155 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2157 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2160 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2161 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2163 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2165 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2166 record with the type of its only member if the modes don't match.
2168 * varasm.c (decode_reg_name): Skip empty additional register names.
2170 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2172 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2173 lsm_tmp_name_length): New.
2174 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2175 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2177 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2178 Andreas Krebbel <krebbel1@de.ibm.com>
2180 * config.gcc: Added z9-109 switch.
2181 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2182 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2183 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2184 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2185 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2186 for "z9_109" cpu attribute.
2187 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2188 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2189 (s390_handle_arch_option): Added z9-109 switch.
2190 (override_options): Set respective cost function for z9-109.
2191 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2192 (legitimate_reload_constant_p): Accept extended immediates.
2193 (print_operand): Three new output modifiers added: k, m and o.
2194 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2195 (s390_output_mi_thunk): Use extended immediate when possible.
2196 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2197 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2198 (CONSTRAINT_LEN): Added length of O constraint.
2199 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2200 * config/s390/s390.md ("cpu"): New value z9_109 added.
2201 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2202 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2203 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2204 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2205 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2206 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2207 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2208 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2209 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2210 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2211 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2212 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2213 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2214 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2215 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2217 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2218 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2219 insns for TARGET_EXTIMM.
2221 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2223 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2225 2005-08-17 Nick Clifton <nickc@redhat.com>
2227 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2228 Call default_encode_section_info.
2230 2005-08-17 Steven Bosscher <stevenb@suse.de>
2232 PR tree-optimization/21574
2233 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2234 constant, return CONSTANT.
2235 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2236 (ccp_fold, visit_assignment): Likewise.
2237 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2239 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2241 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2242 fold_buildN instead of buildN then fold_initializer or fold.
2243 (build_unary_op): Likewise.
2244 (build_binary_op): Likewise.
2245 * fold-const.c (fold_initializer): Remove.
2246 (fold_build1_initializer): New function.
2247 (fold_build2_initializer): New function.
2248 (fold_build3_initializer): New function.
2249 * tree.h (fold_initializer): Remove.
2250 (fold_build1_initializer): New function.
2251 (fold_build2_initializer): New function.
2252 (fold_build3_initializer): New function.
2254 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2256 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2257 (try_move_mult_to_index): Call fold_build2 instead of build2.
2258 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2259 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2260 fold_binary_to_constant.
2261 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2263 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2264 check if A == gcd (A, B). Remove TYPE argument.
2265 (analyze_offset) Use fold_build2 instead of fold (build.
2266 (create_data_ref): Likewise.
2267 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2268 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2271 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2273 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2274 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2276 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2279 * gimplify.c (zero_sized_type): New function.
2280 (gimplify_modify_expr_rhs): If we have a zero sized type,
2281 replace the statement with an empty statement.
2283 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2285 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2288 2005-08-16 Ian Lance Taylor <ian@airs.com>
2290 * doc/tm.texi (Label Output): Correct typo.
2292 2005-08-16 Steven Bosscher <stevenb@suse.de>
2295 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2296 force_operand will work later on using have_insn_for.
2298 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2300 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2302 2005-08-16 Ian Lance Taylor <ian@airs.com>
2305 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2306 vector type, don't try to construct it element by element. Add an
2307 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2309 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2311 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2313 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2315 * doc/invoke.texi (Precompiled Headers): Document some more options
2316 which are known to be safe.
2318 2005-08-16 James E Wilson <wilson@specifix.com>
2320 PR tree-optimization/21105
2321 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2322 TREE_OVERFLOW check.
2324 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2326 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2327 (neg_ltu<mode>): Same.
2329 (neg_gtu<mode>): Same.
2331 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2333 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2334 (fold_builtin_isdigit): Use fold_buildN.
2335 (build_function_call_expr): Likewise.
2336 * c-typeck.c (c_finish_loop): Likewise.
2338 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2339 Richard Shann <rshann@superh.com>
2341 PR middle-end/20396:
2342 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2344 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2346 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2348 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2351 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2352 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2355 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2358 * fold-const.c (build_range_check): Disable optimization for function
2359 pointer expressions on targets that require function pointer
2362 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2364 * simplify-rtx.c (simplify_const_relational_operation): When
2365 extracting arguments of a COMPARE, recompute the mode as well.
2367 2005-08-15 Ian Lance Taylor <ian@airs.com>
2369 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2371 2005-08-15 DJ Delorie <dj@redhat.com>
2373 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2375 (movsi_splittable): Allow, but split, moves to the stack.
2376 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2379 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2381 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2382 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2383 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2385 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2386 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2387 Delete HOST_PTR_PRINTF.
2389 * configure, config.in: Regenerate.
2391 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2393 * config/rs6000/rs6000.md (QHSI): New mode macro.
2394 (wd): Extend mode attr for QImode and HImode
2395 (dbits): New mode attr.
2396 (zero_extend<mode>di2): Convert to mode macro.
2398 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2401 * doc/invoke.texi (-mgnu-ld): Update description.
2404 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2407 * Makefile.in (tree-chrec.o): Depends on real.h.
2408 * tree-chrec.c: Include real.h.
2409 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2410 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2411 * tree-scalar-evolution.c (add_to_evolution_1,
2412 interpret_rhs_modify_expr): Ditto.
2414 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2417 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2418 step is negative compute the estimation from init downwards to zero.
2420 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2422 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2424 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2426 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2428 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2429 Accept double-word constants that can be split.
2430 * config/s390/s390.md ("movti"): Use 'P' constraint.
2431 ("*movdi_31", "*movdf_31"): Likewise.
2433 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2435 Fix PR tree-optimization/22615
2437 * tree-ssa-structalias.c (solution_set_add): Handle
2438 first_vi_for_offset returning NULL.
2439 (do_da_constraint): Ditto.
2440 (do_sd_constraint): Ditto.
2441 (do_ds_constraint): Ditto
2442 (find_func_aliases): Ditto.
2443 (build_constraint_graph): RHS is allowed be ANYTHING.
2444 (first_vi_for_offset): Return NULL if we couldn't find anything at
2447 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2449 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2450 over memory as first operand.
2452 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2455 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2456 available for setting it.
2458 2005-08-14 Ira Rosen <irar@il.ibm.com>
2460 PR tree-optimization/23320
2461 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2462 data-refs' types instead of base object nullness. Add check for
2463 pointer type data-refs before first location comparison. Remove
2466 2005-08-14 Andreas Schwab <schwab@suse.de>
2468 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2470 2005-08-13 James E Wilson <wilson@specifix.com>
2472 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2473 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2474 -fstack-protector-all, --param ssp-buffer-size): Document.
2475 (-Wvariadic-macros): Alphabetize.
2476 (-fsched-stalled-insns-dep): Add missing 'f'.
2478 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2481 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2483 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2484 or indirect address operand.
2485 (EXTRA_ADDRESS_CONSTRAINT): New.
2486 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2488 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2490 PR tree-optimization/22236
2491 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2492 successors and predecessors.
2493 * tree-chrec.c (chrec_convert): Before converting, check that
2494 sequences don't wrap.
2495 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2496 (analyze_array): Extern.
2497 (find_data_references_in_loop): Remove call to
2498 compute_estimated_nb_iterations.
2499 * tree-data-ref.h (analyze_array): Declared.
2500 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2501 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2502 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2503 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2505 * tree-ssa-loop-ivcanon.c: Fix documentation.
2506 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2507 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2508 (infer_loop_bounds_from_undefined): New.
2509 (estimate_numbers_of_iterations_loop): Use
2510 infer_loop_bounds_from_undefined.
2511 (used_in_pointer_arithmetic_p): New.
2512 (scev_probably_wraps_p): Pass an extra parameter. Call
2513 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2514 (convert_step): Fix documentation.
2515 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2516 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2517 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2518 scev_probably_wraps_p.
2520 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2522 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2523 (s390_register_info): Ignore clobbered_regs information for fixed
2524 registers, and only fixed registers.
2525 (s390_init_frame_layout): Remove redundant call.
2527 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2529 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2530 description of -Wold-style-casts.
2532 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2533 Jakub Jelinek <jakub@redhat.com>
2535 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2536 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2537 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2538 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2539 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2540 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2541 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2542 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2543 ("stack_protect_set", "stack_protect_test"): New expanders.
2544 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2545 "stack_protect_testdi"): New insn definitions.
2547 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2549 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2551 2005-08-12 Paul Brook <paul@codesourcery.com>
2553 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2555 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2557 * config/s390/predicates.md (setmem_operand): New predicate.
2558 (shift_count_operand): Accept ANDs with special constants as
2560 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2561 with special constants.
2562 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2563 shift_count_operand with setmem_operand.
2565 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2567 * config/s390/s390.c (s390_extract_part, s390_single_part):
2569 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2570 (s390_output_mi_thunk): Don't use lg on 31 bit.
2571 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2572 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2574 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2576 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2577 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2578 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2579 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2580 with one of the new macros.
2582 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2584 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2585 Don't set save_return_addr_p.
2586 (s390_register_info): Make clobbered_regs not depending on
2589 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2591 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2592 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2594 2005-08-11 James E. Wilson <wilson@specifix.com>
2596 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2598 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2600 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2601 locations gathered by var-tracking in single entry loc_list
2602 over loc_descriptor_from_tree.
2604 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2605 pass it down to loc_descriptor.
2606 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2607 (containing_function_has_frame_base): Move earlier in the file.
2608 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2609 instead of always assuming fbreg can't be used.
2611 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2613 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2614 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2615 Accept address wrapped in AND for Altivec.
2616 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2617 Strip AND wrapping offset address for Altivec.
2619 2005-08-11 Richard Henderson <rth@redhat.com>
2622 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2623 before using TYPE_IS_SIZETYPE.
2625 2005-08-11 Richard Henderson <rth@redhat.com>
2628 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2629 insn types not present on ev4.
2630 (alphaev5_insn_pipe): Similarly.
2632 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2635 * arm.c (arm_override_options): If the user has selected callee-super-
2636 interworking, then enable normal interworking.
2638 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2640 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2643 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2645 * doc/rtl.texi: Fix two typos.
2647 2005-08-11 Richard Guenther <rguenther@suse.de>
2650 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2651 cases where we call to/from functions returning void.
2653 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2656 * tree.c (build_pointer_type_for_mode): Robustify.
2658 2005-08-10 James E Wilson <wilson@specifix.com>
2660 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2661 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2663 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2666 2005-08-10 Eric Christopher <echristo@apple.com>
2668 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2669 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2672 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2675 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2676 for the high part when generating dynamic-no-pic code.
2678 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2680 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2681 (x86_64-*-linux*): Likewise.
2683 * config/i386/crtfastmath.c: New file.
2684 * config/i386/t-crtfm: Likewise.
2686 * config/i386/linux.h (ENDFILE_SPEC): New.
2687 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2689 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2692 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2694 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2695 (vec_shl, vec_shr): Document new operations.
2696 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2698 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2700 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2701 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2702 change predicate to indexed_or_indirect_address.
2704 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2706 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2707 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2708 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2709 and __aeabi_uwrite8.
2710 * config/arm/unaligned-funcs.c: New file.
2711 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2713 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2715 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2717 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2718 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2720 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2721 * final.c (pass_shorten_branches): Add dump.
2722 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2723 (pass_life): Rename dump.
2724 (rest_of_handle_flow2): Remove initial verify_flow_info.
2725 * function.c (pass_instantiate_virtual_regs): Add dump.
2726 * integrate.c (pass_initial_value_sets): Add dump.
2727 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2728 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2729 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2730 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2731 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2732 gate_rtl_unrool_and_peel_loops): New.
2733 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2734 rtl_doloop): Do not look at flags.
2735 * mode-switching.c (pass_mode_switching): Add dump.
2736 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2737 pass_split_before_regstack): Add dump.
2738 * regmove.c (pass_stack_adjustments): Add dump.
2739 * tree-optimize.c (pass_fixup_cfg): Add dump.
2741 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2744 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2745 deciding which instruction sequence to use.
2747 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2749 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2750 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2752 2005-08-09 Richard Guenther <rguenther@suse.de>
2754 * c-common.c (builtin_function_2): Remove.
2755 (def_builtin_1): New function.
2756 (c_common_nodes_and_builtins): Use def_builtin_1 to
2757 build builtin functions.
2759 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2761 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2762 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2763 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2766 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2768 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2769 fold_binary instead of fold_build2 since we don't care about the
2771 (loop_niter_by_eval): Likewise.
2772 (compare_trees): Likewise.
2773 (proved_non_wrapping_p): Likewise.
2775 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2779 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2780 if the if is really empty.
2782 2005-08-09 Steven Bosscher <stevenb@suse.de>
2784 PR tree-optimization/23234
2785 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2786 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2787 argument of the new enum.
2788 (execute_cse_reciprocals): Add reciprocals for function arguments
2789 on the unique successor edge of the entry block. Update other calls
2790 to execute_cse_reciprocals_1.
2792 2005-08-08 Richard Henderson <rth@redhat.com>
2795 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2797 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2799 * expr.c (write_complex_part): Return after handling MEM.
2801 2005-08-08 Josh Conner <jconner@apple.com>
2803 PR rtl-optimization/23241
2804 * combine.c (simplify_comparison): Fix error in determining
2805 whether to lift a subreg from comparison.
2807 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2810 * config/rs6000/altivec.md (vec_init<mode>): New.
2811 (vec_set<mode>): New.
2812 (vec_extract<mode>): New.
2813 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2814 (rs6000_expand_vector_set): New.
2815 (rs6000_expand_vector_extract): New.
2816 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2817 for Altivec modes before reload.
2818 (altivec_expand_vec_init_builtin): New.
2819 (get_element_number): New.
2820 (altivec_expand_vec_set_builtin): New.
2821 (altivec_expand_vec_ext_builtin): New.
2822 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2824 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2826 * config/rs6000/rs6000.h (rs6000_builtins): Add
2827 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2828 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2829 * config/rs6000/rs6000-protos.h: Declare new functions.
2831 2005-08-08 Jan Hubicka <jh@suse.cz>
2833 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2834 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2835 * i386.md (movdi*): Use pic_32bit_operand.
2836 * predicates.md (pic_32bit_operand): New.
2838 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2841 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2843 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2845 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2846 (test_for_singularity): Use fold_build2.
2848 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2850 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2852 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2854 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2855 (COMMON_ASM_OP) Define.
2856 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2857 (ix86_encode_section_info): Likewise.
2858 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2859 SUBTARGET_ENCODE_SECTION_INFO.
2861 2005-08-06 Richard Henderson <rth@redhat.com>
2864 * tree-nested.c (convert_local_reference): Save and restore val_only
2865 around component_ref and friends. Clear walk_subtrees by default.
2867 2005-08-06 Peter O'Gorman <peter@pogma.com>
2870 * gcc.c (process_command): Check the argument to -b has a dash.
2871 * doc/invoke.texi: Update -b and -V docs.
2873 2005-08-06 James E Wilson <wilson@specifix.com>
2875 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2877 2005-08-06 Michael Matz <matz@suse.de>
2879 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2880 member only if only one insn is associated with the value.
2882 2005-08-06 Nick Clifton <nickc@redhat.com>
2884 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2886 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2887 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2888 Check symbol flags instead of symbol name mangling.
2889 (xstormy16_asm_output_aligned_common): Likewise. Also
2890 simplify code since the bss100_section cass is the only case
2891 where the below100 code will be triggered.
2892 (xstormy16_encode_section_info): Encode below100 attribute
2893 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2895 (xstormy16_strip_name_encoding): Delete - this function is no
2897 (TARGET_STRIP_NAME_ENCODING): Undefine.
2898 * config/stormy16/stormy16-protos.h: Delete prototype for
2899 xstormy16_strip_name_encoding.
2901 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2903 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2904 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2905 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2906 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2907 config/alpha/predicates.md, config/arc/arc.h,
2908 config/arm/arm.h, config/arm/ieee754-df.S,
2909 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2910 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2911 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2912 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2913 config/m68hc11/m68hc11.h, config/mips/mips.c,
2914 config/mips/mips.h, config/mips/openbsd.h,
2915 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2916 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2917 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2918 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2919 config/sparc/linux.h, config/sparc/linux64.h,
2920 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2921 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2922 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2923 typos. Follow spelling conventions.
2925 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2928 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2929 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2930 specially. Check for side effects only for COND_EXPR.
2931 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2932 return with TREE_NO_WARNING.
2934 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2936 PR rtl-optimization/23233
2937 * loop.c (combine_movables): Require the modes to be the same.
2938 (move_movables): Remove handling of cases where the replacement
2939 had a different mode to the original.
2941 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2943 PR tree-optimization/23128
2944 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2945 subtraction wrap, and set TREE_OVERFLOW if they do.
2947 2005-08-05 Richard Henderson <rth@redhat.com>
2950 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2951 FORCED_LABEL labels.
2953 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2956 * reload.c (find_reloads_subreg_address): Pass down TYPE
2957 unchanged. Change all callers except find_reloads_toplev.
2959 2005-08-05 Michael Matz <matz@suse.de>
2961 * genattrtab.c (current_alternative_string): Remove.
2962 (SIMPLIFY_ALTERNATIVE): Ditto.
2963 (attr_alt_bit_p): Ditto.
2964 (alternative_name): Make const char *.
2965 (evaluate_eq_attr): Remove use of above things.
2966 (simplify_test_exp): Ditto.
2967 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2968 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2970 2005-08-04 James E Wilson <wilson@specifix.com>
2972 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2973 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2974 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2975 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2976 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2978 2005-08-04 Richard Henderson <rth@redhat.com>
2981 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2982 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2983 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2984 if we'd have to instantiate too many members.
2986 2005-08-04 Richard Henderson <rth@redhat.com>
2989 * tree-outof-ssa.c (coalesce_asm_operands): New.
2990 (coalesce_ssa_name): Use it. Split out ...
2991 (coalesce_phi_operands, coalesce_result_decls): ... these.
2993 2005-08-04 Paul Brook <paul@codesourcery.com>
2995 * read-rtl.c (read_quoted_string): Break if EOF.
2997 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2999 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3000 (fold_build2): Likewise.
3001 (fold_build3): Likewise.
3002 (fold_build1_stat): New function prototype.
3003 (fold_build2_stat): Likewise.
3004 (fold_build3_stat): Likewise.
3005 * fold-const.c (fold_build1): Rename to ..
3006 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3007 through to build1_stat.
3008 (fold_build2): Rename to ..
3009 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3010 through to build2_stat.
3011 (fold_build3): Rename to ..
3012 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3013 through to build3_stat.
3015 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3016 Ian Lance Taylor <ian@airs.com>
3018 * function.c (assign_stack_local_1): Do not correct stack slot
3019 address if allocation size is smaller than mode size.
3021 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3024 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3025 (tree_merge_blocks): Propagate anything allowed by
3027 Clarify documentation.
3028 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3029 SSA form, schedule an update if necessary.
3031 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3033 * doc/install.texi (Binaries): Remove broken link to
3034 Sinix/Reliant Unix binaries.
3036 2005-08-03 Richard Henderson <rth@redhat.com>
3039 * function.c (stack_protect_epilogue): Export.
3040 * tree.h (stack_protect_epilogue): Declare.
3041 * calls.c (expand_call): Call it.
3043 2005-08-03 Eric Christopher <echristo@apple.com>
3045 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3046 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3049 2005-08-04 Jan Hubicka <jh@suse.cz>
3051 * profile.c (branch_prob): Split edges with goto locus on them
3052 to get proper line counts.
3053 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3055 2005-08-03 Paul Brook <paul@codesourcery.com>
3057 * function.c (assign_parms): Round current_function_args_size
3058 to PARM_BOUNDARY, not STACK_BOUNDARY.
3060 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3062 * config/i386/i386.c (x86_elf_aligned_common)
3063 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3065 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3067 PR tree-optimization/23157
3068 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3069 before emitting them.
3071 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3073 PR tree-optimization/19899
3074 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3075 * tree-scalar-evolution.c: Include real.h.
3076 (add_to_evolution): Build constant -1 of correct type.
3078 2005-08-03 Jan Hubicka <jh@suse.cz>
3080 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3081 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3082 profile updating for complette unrolling.
3083 * loop-unroll.c (peel_loop_completely): Use it.
3084 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3085 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3088 2005-08-03 Paul Brook <paul@codesourcery.com>
3090 * combine.c (can_change_dest_mode): New function.
3091 (try_combine, simplify_set): Use it.
3093 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3095 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3098 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3100 * doc/install.texi (Specific): Adjust link to openavr.org.
3101 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3102 (Binaries): Adjust HP-UX Porting Center link.
3103 (Binaries): Adjust Free Software Foundation ordering link.
3105 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3107 * convert.c (convert_to_integer): Use fold_build1 instead of
3108 build1 when converting an integer to an integer.
3110 2005-08-02 Richard Henderson <rth@redhat.com>
3112 * combine.c (combine_instructions): Don't use reg_equal/equiv
3113 results if the mode doesn't match.
3115 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3117 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3118 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3120 2005-08-02 Richard Henderson <rth@redhat.com>
3123 * explow.c (memory_address): Remove special-case for
3124 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3126 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3129 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3130 number of calls to cleanup_tree_cfg_1.
3132 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3134 * doc/invoke.texi: document file extensions .F90 and .F95
3136 2005-08-02 Richard Guenther <rguenther@suse.de>
3138 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3139 positive if its first argument is positive.
3141 2005-08-02 Richard Guenther <rguenther@suse.de>
3143 PR tree-optimization/23177
3144 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3147 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3149 PR tree-optimization/23129
3150 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3151 varying for divisions with anti-ranges.
3153 2005-08-02 Jan Hubicka <jh@suse.cz>
3155 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3156 * tree-ssa-threadupdate.c (thread_block): Add it here.
3158 2005-08-01 James E Wilson <wilson@specifix.com>
3160 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3161 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3162 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3164 * config/mips/predicates.md (const_call_insn_operand): Add check for
3165 SYMBOL_REF_LONG_CALL_P.
3166 * doc/extend.texi (long_call): Document the new attribute.
3168 2005-08-01 Ian Lance Taylor <ian@airs.com>
3169 Richard Henderson <rth@redhat.com>
3171 * Makefile.in (RTL_BASE_H): Add real.h.
3172 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3174 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3176 * rtl.c (rtl_check_failed_code_mode): New.
3177 * rtl.h (struct rtx_def): Add u.rv.
3178 (XCMWINT, XCNMPRV): New.
3179 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3180 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3182 2005-08-01 Richard Henderson <rth@redhat.com>
3184 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3185 with auto-inc codes.
3187 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3189 2005-08-01 Jan Hubicka <jh@suse.cz>
3191 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3192 * i386.c: Include dwarf2.h
3193 (asm_preferred_eh_data_format): New.
3194 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3196 2005-08-01 Ian Lance Taylor <ian@airs.com>
3198 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3199 randomize_va_space for virtual address randomization control.
3201 2005-08-01 Steven Bosscher <stevenb@suse.de>
3203 * common.opt (flag_ipa_cp): Put in right place to maintain
3206 2005-08-01 Jan Hubicka <jh@suse.cz>
3208 * profile.c (compute_value_histograms): Fix thinko.
3209 * value-prof.c: Include toplev.h
3210 (check_counter): New function.
3211 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3212 tree_mod_subtract_transform): Add sanity check.
3214 2005-08-01 Richard Guenther <rguenther@suse.de>
3216 PR tree-optimization/23133
3217 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3218 current functions parameter decls to find defs to cse
3221 2005-08-01 Richard Guenther <rguenther@suse.de>
3223 PR tree-optimization/23109
3224 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3225 If trapping math is in effect, use post-dominator information
3226 to check if we'd in any case reach a trapping point before
3227 doing the reciprocal insertion.
3228 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3229 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3230 expressions are invariant only if trapping math is not in effect.
3232 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3234 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3235 cgraph_function_versioning): New declarations.
3236 * cgraphunit.c: Add include to ipa-prop.h.
3237 (update_call_expr, cgraph_copy_node_for_versioning,
3238 cgraph_function_versioning): New functions.
3239 * integrate.c (copy_decl_for_inlining): Remove.
3240 * ipa-prop.h (ipa_replace_map): New struct.
3241 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3242 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3243 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3244 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3245 ipcp_iterate_stage, ipcp_method_scale_print,
3246 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3247 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3248 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3249 ipcp_update_bb_counts, ipcp_update_profiling,
3250 ipcp_update_edges_counts): New functions.
3251 (ipcp_method_cval_init): Remove restriction regarding local methods.
3252 (ipcp_init_stage): Add ipcp_method_compute_scale.
3253 (ipcp_insert_stage): Add versioning.
3254 (ipcp_structures_print): Add ipcp_method_scale_print.
3255 (ipcp_driver): Dump profiling info.
3256 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3257 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3258 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3259 (struct inline_data): Add versioning_p, ipa_info, new fields.
3260 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3261 declare_return_variable): Replace calls to copy_decl_for_inlining with
3263 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3265 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3266 Add argument VERSIONING.
3267 (copy_arguments_for_versioning, copy_static_chain,
3268 function_versionable_p, tree_versionable_function_p,
3269 tree_function_versioning, replace_ref_tree): New functions.
3270 * tree-inline.h: Include varray.h.
3271 (tree_versionable_function_p, tree_function_versioning,
3272 tree copy_decl_for_dup): New declarations.
3274 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3276 * ipa-cp.c: New file. Contains IPCP specific functionality.
3277 * ipa-prop.h: New file. Contains structures/definitions that can be
3278 used by several interprocedural data flow optimizations (and also IPCP).
3279 * ipa-prop.c: New file.
3280 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3281 * common.opt: Add ipa-cp flag.
3282 * timevar.def: Add IPCP optimization.
3283 * tree-optimize.c (init_tree_optimization_passes): Schedule
3285 * tree-pass.h (pass_ipa_cp): Declare.
3287 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3289 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3290 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3291 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3292 config/i386/i386.c, config/mips/mips.h,
3293 config/rs6000/rs6000.h, config/sh/sh.c,
3294 config/stormy16/stormy16.c: Fix comment typos.
3296 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3299 * c-typeck.c (build_binary_op): Use common_type wrapper on
3301 (common_type): Update comment.
3303 2005-07-31 Steven Bosscher <stevenb@suse.de>
3306 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3307 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3308 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3310 2005-07-31 Jan Hubicka <jh@suse.cz>
3312 * pretty-print.h (pp_widest_integer): New macro.
3313 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3316 2005-07-31 Jan Hubicka <jh@suse.cz>
3318 * output.h (enum section_category): Export from varasm.c
3319 (categorize_decl_for_section): Likewise.
3320 * varasm.c (enum section_category): Kill.
3321 (categorize_decl_for_section): Make global.
3322 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3324 * i386.c (ix86_section_threshold): New static variable.
3325 (ix86_in_large_data_p, ix86_encode_section_info,
3326 x86_64_elf_unique_section,
3327 x86_64_elf_select_section): New functions.
3328 (TARGET_ENCODE_SECTION_INFO): Define
3329 (override_options): Enable medium model for PIC.
3330 (ix86_expand_prologue): Expand gen_set_got_rex64.
3331 (legitimate_constant_p): Handle new UNSPECs.
3332 (legitimate_pic_address_disp_p): Likewise.
3333 (legitimize_pic_address): Lower MEDIUM model addressing.
3334 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3335 (enum cmodel): Add MEDIUM_PIC.
3336 (SYMBOL_REF_FAR_ADDR_P): New macro.
3337 (SYMBOL_FLAG_FAR_ADDR): New flag.
3338 * i386.md (movdi): Support medium model.
3339 (set_got_rex64): New pattern.
3340 * i386.opt (mlarge-data-threshold): New flag.
3341 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3342 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3343 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3344 TARGET_ASM_UNIQUE_SECTION): New.
3346 * invoke.texi (-mlarge_data_threshold): Document
3348 2005-07-31 Jan Hubicka <jh@suse.cz>
3350 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3351 (coalesce_vars): Likewise.
3352 * tree-ssa-live.c (coalesce_cost): New.
3353 (build_tree_conflict_graph): Use coalesce_cost.
3354 * tree-ssa-live.h (coalesce_cost): Declare.
3356 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3358 * arm.md (all peepholes for post-increment operations): Delete.
3359 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3360 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3361 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3362 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3363 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3365 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3367 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3370 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3373 * doc/invoke.texi: Document -rdynamic.
3375 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3378 * c-parser.c (c_parser_parms_list_declarator): Call
3379 mark_forward_parm_decls.
3380 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3381 decls with visibility structure.
3383 2005-07-30 Paul Brook <paul@codesourcery.com>
3385 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3387 2005-07-30 Paul Brook <paul@codesourcery.com>
3389 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3391 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3393 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3395 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3398 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3399 nested function declarators.
3400 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3401 (grokparms): Call warn_if_shadowing for parameters used within the
3403 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3404 not used within the parameter list.
3405 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3407 2005-07-30 Jan Hubicka <jh@suse.cz>
3409 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3410 * i386.c (ix86_fixup_binary_operands): Likewise.
3411 (ix86_expand_unary_operator): Likewise.
3412 (ix86_expand_fp_absneg_operator): Likewise.
3413 * optabs.c (expand_vec_cond_expr): Validate dest.
3415 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3418 * real.c (real_from_string): Also set last bit if there is a
3419 nonzero hex digit beyond GCC's internal precision after ".".
3421 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3423 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3424 define_constants. Change duplicate values to unassigned numbers.
3425 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3426 (*altivec_vspltsf): New.
3427 (altivec_vperm_v4sf): Delete.
3428 (altivec_vperm_<mode>): Use mode macro V.
3429 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3430 (altivec_predicate_v4sf): Delete.
3431 (altivec_predicate_<mode>): Use mode macro V.
3432 (*altivec_lvesfx): New.
3433 (*altivec_stvesfx): New.
3434 (vec_realign_load_v4sf): Delete.
3435 (vec_realign_load_<mode>): Use mode macro V.
3436 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3439 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3442 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3444 * configure: Regenerated.
3446 2005-07-29 Paul Brook <paul@codesourcery.com>
3448 * doc/install.texi: Add link to GFortran binaries wiki page.
3450 2005-07-29 David Ung <davidu@mips.com>
3452 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3453 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3454 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3455 * config/mips/mips.md (cpu): Add 5kf name.
3456 (includes): Includes 5k.md.
3457 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3458 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3461 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3464 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3465 (cleanup_tree_cfg): ... here.
3466 Call cleanup_tree_cfg_1 until there are no more cleanups to
3469 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3471 * tree-vrp.c (compare_range_with_value): Return true or false
3472 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3473 EQ_EXPR respectively.
3475 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3477 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3480 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3482 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3483 (tree_ssa_dominator_optimize): Increment it.
3484 (dump_dominator_optimization_stats): Print it.
3486 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3487 Steven Bosscher <stevenb@suse.de>
3489 PR rtl-optimization/23117
3490 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3491 when head == tail. Tidy comment.
3493 2005-07-28 Richard Henderson <rth@redhat.com>
3495 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3496 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3497 * jump.c (rtx_renumbered_equal_p): Likewise.
3498 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3499 CONST_INT and CONST_DOUBLE.
3500 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3501 * reload.c (operands_match_p): Special case CONST_INT and
3502 CONST_DOUBLE; check mode earlier.
3504 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3507 * c-typeck.c (convert_for_assignment): Do not check
3508 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3510 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3513 * c-typeck.c (composite_type): Prefer constant size arrays to
3516 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3519 * real.c (real_from_string): Set last bit if there is a nonzero
3520 hex digit beyond GCC's internal precision.
3522 2005-07-28 Richard Henderson <rth@redhat.com>
3525 * cfgcleanup.c (try_forward_edges): Watch out for end of
3528 2005-07-28 James E Wilson <wilson@specifixinc.com>
3531 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3533 2005-07-28 Jan Hubicka <jh@suse.cz>
3535 * Makefile.in (rtl-profile.o): Kill all traces of it.
3536 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3537 * coverage.h (rtl_coverage_counter_ref): Kill.
3538 * opts.c (flag_speculative_prefetching_set): Kill.
3539 (flag_loop_optimize_set): New.
3540 (common_handle_option): Disable loop optimizer when profiling;
3541 do not handle speculative prefetching.
3542 * passes.c (init_optimization_passes): Replace pass_profiling combo
3543 by branch_prob pass.
3544 * profile.c (compute_value_histograms): Update for simplified value
3546 (rtl_register_profile_hooks): Kill.
3547 (pass_profiling): Kill.
3548 (rest_of_handle_branch_prob): Do not profile.
3549 * toplev.c (process_options): Remove speculative prefetching.
3550 * toplev.h (flag_tree_based_profiling): Kill.
3551 * tree-profile.c (prepare_instrumented_value,
3552 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3553 tree_gen_one_value_profiler, do_tree_profiling): Update for
3554 simplified datastructures.
3555 * value-prof.c: Add comment that speculative prefetching was dropped;
3556 update rest of file for simplified datastructures.
3557 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3558 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3559 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3560 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3561 rtl_mod_subtract, gen_speculative_prefetch,
3562 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3563 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3564 (gate_handle_value_profile_transformations,
3565 rest_of_handle_value_profile_transformations,
3566 pass_value_profile_transformations): Kill.
3567 * value-prof.h (histogram_value_t): Remove IL based unions.
3568 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3569 rtl_profile_hooks): Remove hooks.
3571 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3573 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3574 (cgraph_clone_node): Likewise.
3575 * cgraph.h (cgraph_clone_edge): Update prototype.
3576 (cgraph_clone_node): Likewise.
3577 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3579 (lookup_recursive_calls): Consider profile.
3580 (cgraph_decide_recursive_inlining): Fix updating; use new
3581 probability argument; use profile.
3582 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3583 * tree-inline.c (copy_bb): Update clal of clone_edge.
3584 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3586 * invoke.texi (min-inline-recursive-probability): Document.
3588 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3590 * doc/install.texi (Configuration): Update Valgrind homepage.
3592 2005-07-28 Richard Henderson <rth@redhat.com>
3595 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3596 labels we want to delete.
3597 (cfg_layout_merge_blocks): Likewise.
3599 2005-07-28 Richard Henderson <rth@redhat.com>
3602 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3603 when expanding to nothing.
3605 2005-07-28 Josh Conner <jconner@apple.com>
3607 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3608 (cgraph_decide_inlining_of_small_functions): Likewise.
3610 2005-07-28 Josh Conner <jconner@apple.com>
3612 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3613 direction of badness if negative.
3614 (cgraph_default_inline_p): Add reason to parameters, and assign it
3616 (cgraph_decide_inlining_of_small_functions): New parameter in call
3617 to cgraph_default_inline_p.
3618 (cgraph_decide_inlining_incrementally): Likewise.
3619 * cgraphunit.c (decide_is_function_needed): Likewise.
3620 * cgraph.h (cgraph_default_inline_p): Likewise.
3622 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3624 * builtins.c: Fix comment typo(s).
3625 * genautomata.c: Likewise.
3626 * gimplify.c: Likewise.
3627 * tree-dfa.c: Likewise.
3628 * tree-flow-inline.h: Likewise.
3629 * tree-into-ssa.c: Likewise.
3630 * tree-ssa-alias.c: Likewise.
3631 * tree-ssa-ccp.c: Likewise.
3632 * tree-ssa-copy.c: Likewise.
3633 * tree-ssa-dce.c: Likewise.
3634 * tree-ssa-dom.c: Likewise.
3635 * tree-ssa-operands.c: Likewise.
3636 * tree-tailcall.c: Likewise.
3637 * tree-vectorizer.c: Likewise.
3638 * tree-vrp.c: Likewise.
3641 2005-07-28 Jeff Law <law@redhat.com>
3643 * tree-vrp.c (test_for_singularity): Extracted from ...
3644 (simplify_cond_using_ranges): Attempt to simplify a relational
3645 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3647 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3649 PR tree-optimization/22506
3650 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3651 phis whose argument is constant.
3653 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3655 PR rtl-optimization/18992
3656 Back out this patch:
3657 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3658 PR optimization/12142
3659 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3660 uses of the register in the SET_SRC. Remove unnecessary argument.
3662 Replace it with this:
3663 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3664 if flag_non_call_exceptions is set and the insn may trap, pass
3665 pc_rtx as dest for recursion.
3666 In SET_SRC part of SET case, if dest is already set, pass it down
3669 2005-07-28 Jan Hubicka <jh@suse.cz>
3671 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3672 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3673 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3675 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3676 profile when available.
3678 2005-07-28 Jan Beulich <jbeulich@novell.com>
3680 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3681 (ia64_print_operand): Describe and handle 'X'.
3682 (ia64_register_move_cost): Also handle FP_REGS.
3683 (ia64_preferred_reload_class): Likewise.
3684 (ia64_secondary_reload_class): Likewise.
3685 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3686 it. Also check for ITANIUM_CLASS_FLDP.
3687 * config/ia64/ia64.h (FP_REGNO_P): New.
3688 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3689 (reg_class): Add FP_REGS.
3690 (REG_CLASS_NAMES): Adjust for it.
3691 (REG_CLASS_CONTENTS): Likewise.
3692 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3693 (REG_CLASS_FROM_LETTER): Handle 'x'.
3694 (CLASS_MAX_NREGS): Handle FP_REGS.
3695 (MEMORY_MOVE_COST): Likewise.
3696 * config/ia64/ia64.md (itanium_class): Add fldp.
3697 (type): Handle fldp.
3698 (movti_internal): More allowable operand combinations. Use ldfp8 when
3699 splitting unnecessary. Remove predicable attribute. Adjust
3700 itanium_class attribute.
3701 (smuldi3_highpart): Remove outdated comment.
3702 (mulditi3, umulditi3, rotlti3): New expanders.
3703 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3704 (absti2): Disabled new insn for future reference.
3705 Respective new splitters.
3706 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3707 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3708 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3710 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3712 PR rtl-optimization/23047
3713 * simplify-rtx.c (simplify_const_relational_operation): Respect
3714 flag_wrapv for comparisons with ABS.
3716 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3718 PR tree-optimization/22493
3719 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3720 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3722 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3724 * config/frv/frv.opt (moptimize-membar): New.
3726 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3728 * config/frv/frv.h: Remove machine_function definition.
3730 * config/frv/frv.c (struct frv_io): New.
3731 (struct machine_function): Moved from frv.h. Add has_membar_p.
3732 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3733 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3734 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3735 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3736 (frv_reorg): Call frv_optimize_membar when appropriate.
3737 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3738 (frv_expand_builtin): Adjust calls accordingly.
3739 (frv_io_address_cookie): New function.
3740 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3741 load or store rather than a special insn. Add ccnstant address and
3742 io-type operands to the membar.
3743 (frv_ifcvt_modify_tests): Unsign regno.
3744 (frv_ifcvt_modify_tests): Same.
3746 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3747 UNSPEC_OPTIONAL_MEMBAR constant.
3748 (builtin_read_<mode>): Delete.
3749 (builtin_write_<mode>): Delete.
3750 ("optional_membar_<mode>"): Add operand.
3752 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3753 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3754 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3755 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3756 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3757 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3758 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3759 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3760 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3762 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3764 * df.c (df_uses_record): Handle SCRATCH.
3766 2005-07-28 Steven Bosscher <stevenb@suse.de>
3769 * passes.c (rest_of_decl_compilation): If decl is a type and
3770 we have encountered errors, don't emit debug information.
3772 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3774 * params.def: Fixed comment.
3776 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3779 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3780 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3781 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3783 2005-07-27 Steven Bosscher <stevenb@suse.de>
3786 * varasm.c (assemble_start_function): Don't do anything that may
3787 require a CFG if the current function is a thunk.
3789 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3791 * doc/install.texi (Prerequisites): Mention that perl is needed
3792 to do export control in libstdc++ targetting Darwin.
3794 2005-07-27 Steven Bosscher <stevenb@suse.de>
3796 PR rtl-optimization/17808
3797 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3798 (sched_insns_conditions_mutex_p): Split out from...
3799 (add_dependence): ...here. But don't call it from here.
3800 (add_dependence_list): Check sched_insns_conditions_mutex_p
3801 before calling add_dependence.
3802 (add_dependence_list_and_free): Likewise.
3803 (fixup_sched_groups): Likewise.
3804 (sched_analyze_1): Likewise.
3805 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3806 (sched_analyze): Likewise.
3807 (sched_analyze_insn): Likewise.
3808 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3809 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3810 dependencies on all COND_EXEC insns to jumps ending basic blocks
3811 when doing intrablock scheduling.
3812 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3814 2005-07-27 Jeff Law <law@redhat.com>
3816 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3817 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3818 equivalency sets, correctly handle the case were vr0 has an
3819 equivalency set, but vr1 does not.
3821 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3823 PR tree-optimization/23073
3824 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3825 vect_print_dump_info before fprintf.
3827 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3829 PR tree-optimize/22348
3830 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3831 Fold the partial computation.
3833 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3835 PR tree-optimization/22325
3836 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3838 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3840 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3841 (force_var_cost): ... this function.
3842 (compute_phi_arg_on_exit): Export.
3844 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3846 PR tree-optimization/20773
3847 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3850 2005-07-27 Richard Guenther <rguenther@suse.de>
3852 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3853 Avoid pushing again if current struct contains only
3854 fields we decomposed.
3856 2005-07-27 Jan Hubicka <jh@suse.cz>
3858 PR tree-optimization/22574
3859 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3862 * tree-tailcall.c (decrease_profile): New function.
3863 (eliminate_tail_call): Use it.
3865 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3866 visibility flags correctly in whole program mode.
3868 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3870 PR rtl-optimization/22472
3871 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3873 2005-07-26 Steven Bosscher <stevenb@suse.de>
3875 PR tree-optimization/22504
3876 * tree-complex.c (expand_complex_addition): Use 'code' instead
3877 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3879 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3881 * config.gcc (cpu_type): Add frv case.
3882 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3883 (supported_defaults): Add fr550 case.
3885 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3888 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3889 whether a pointer of type T * may point to objects of type T *.
3891 2005-07-26 DJ Delorie <dj@redhat.com>
3893 * configure: Regenerate.
3895 2005-07-26 Dale Johannesen <dalej@apple.com>
3897 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3899 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3901 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3902 Clarify use of "build" in name.
3904 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3906 * doc/extend.texi (Raw read/write Functions): New section.
3907 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3908 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3909 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3910 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3911 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3912 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3913 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3914 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3915 * config/frv/frv.c: Add bdesc_loads global.
3916 Add bdesc_stores global.
3917 (frv_init_builtins): Add support for __builtin_{read/write}*.
3918 (frv_volatile_memref): New.
3919 (frv_expand_load_builtin): New.
3920 (frv_expand_store_builtin): New.
3921 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3922 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3923 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3924 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3925 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3926 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3927 (builtin_read_<mode>): New.
3928 (builtin_write_<mode>): New.
3929 (builtin_write64): New.
3930 (optional_membar_<mode>): New.
3932 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3934 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3935 (rather than units) against HOST_BITS_PER_WIDE_INT.
3937 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3939 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3940 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3941 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3942 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3945 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3946 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3947 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3949 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3951 2005-07-26 Richard Guenther <rguenther@suse.de>
3953 PR tree-optimization/22486
3954 * fold-const.c (fold_unary): Fold away useless component
3955 references of the form (T *)&T.x, if the address
3958 2005-07-25 James E Wilson <wilson@specifixinc.com>
3960 * dwarf2out.c (add_call_src_coords_attributes): New.
3961 (gen_inlined_subroutine_die): Call it.
3962 (maybe_emit_file, init_file_table): Add comments.
3963 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3965 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3966 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3967 * tree.h (BLOCK_SOURCE_LOCATION): New.
3968 (struct tree_block): New field locus.
3970 2005-07-26 Andreas Schwab <schwab@suse.de>
3972 PR rtl-optimization/23043
3973 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3974 when allocating a struct unoccr.
3976 2005-07-25 Richard Henderson <rth@redhat.com>
3979 * tree-complex.c (gate_no_optimization): True if errors.
3980 * Makefile.in (tree-complex.o): Update dependencies.
3982 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3984 * config/frv/predicates.md (integer_register_operand): Use
3987 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3990 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3992 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3994 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3996 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3997 types when flag_unsafe_math_optimizations is true.
3999 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4001 * gcc.c (option_map): Add --sysroot.
4002 (process_command): Handle --sysroot.
4003 (display_help): Document it.
4004 * doc/cppopts.tex (-isysroot): Document.
4005 * doc/invoke.texi (--sysroot): Document.
4006 * doc/install.texi (--with-build-sysroot): Document.
4008 * Makefile.in (inhibit_libc): New variable.
4009 (INHIBIT_LIBC_CFLAGS): Likewise.
4010 (LIBGCC2_CFLAGS): Include
4011 $(INHIBIT_LIBC_CFLAGS).
4012 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4013 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4014 ($(T)crtend.o): Likewise.
4015 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4016 ($(T)crtendS.o): Likewise.
4017 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4018 ($(T)crtendT.o): Likewise.
4019 (stmp-fixinc): Do not complain about missing headers if
4021 * configure.ac (inhibit_libc): Set it to true/false.
4022 (--with-build-sysroot): New option. Use it to set
4024 * configure: Regenerated.
4026 2005-07-25 Manfred Hollstein <mh@suse.com>
4028 * calls.c (store_one_arg): Fix unsigned comparison warning.
4030 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4033 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4034 (ggc_print_statistics): Initialize variable before use.
4036 2005-07-25 Richard Guenther <rguenther@suse.de>
4038 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4039 calling with a PHI_NODE argument.
4041 * tree-flow-inline.h (overlap_subvar): Protect against
4044 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4046 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4047 * configure: Regenerate.
4049 2005-07-25 Ira Rosen <irar@il.ibm.com>
4051 * expr.c (highest_pow2_factor): Make extern.
4052 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4053 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4054 record_array_differ_p, array_ptr_differ_p): Likewise.
4055 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4056 additional cases. Call the above functions.
4057 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4058 base_object_differ_p when there are two base objects. Otherwise, compare
4059 base address and offset. Call may_alias_p.
4060 (dump_data_reference): Use a correct field name.
4061 (analyze_array): Make static. Initialize new data-ref fields.
4062 (analyze_indirect_ref): New function.
4063 (init_data_ref): Initialize new data-ref fields.
4064 (strip_conversion): Moved from tree-vect-analyze.c.
4065 (analyze_offset_expr, get_ptr_offset, address_analysis,
4066 object_analysis): Likewise.
4067 (analyze_offset): New function.
4068 (create_data_ref): Likewise.
4069 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4070 dimensions for ARRAY_REFs only.
4071 (build_classic_dist_vector): Make static.
4072 (access_functions_are_affine_or_constant_p): Call macro to get the
4073 address of access functions.
4074 (compute_all_dependences): Add new parameter
4075 compute_self_and_read_read_dependences. Compute self and read-read
4076 dependences if it is true.
4077 (find_data_references_in_loop): Call create_data_ref. Initialize new
4079 (compute_data_dependences_for_loop): Add new parameter
4080 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4081 compute nb_loops. Call compute_all_dependences,
4082 build_classic_dist_vector and build_classic_dir_vector with correct
4084 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4085 with correct parameters. Compare dimensions for ARRAY_REFs only.
4086 (free_data_refs): Call macro to free access functions.
4087 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4088 fields from stmt_vinfo.
4089 (struct base_object_info): New structure.
4090 (struct data_reference): Move fields to base_object_info. Add fields
4091 first_location and object_info for above structures. Move fields from
4092 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4093 aligned_to. Add macros to access the new fields.
4094 Update functions declarations.
4095 * tree-flow.h (is_aliased_with): Declare.
4096 * tree-loop-linear.c (linear_transform_loops): Call
4097 compute_data_dependences_for_loop with correct parameters.
4098 * tree-ssa-alias.c (is_aliased_with): New function.
4099 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4100 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4101 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4102 vect_base_addr_differ_p, compute_subscript_distance and
4103 build_classic_dist_vector. Add printings. Check absolute value of
4105 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4107 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4108 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4109 to bytes. Add printing.
4110 (vect_compute_data_refs_alignment): Go through loads and stores in one
4112 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4113 vect_analyze_data_ref_access): Likewise.
4114 (vect_analyze_pointer_ref_access): Remove.
4115 (vect_address_analysis, vect_object_analysis): Likewise.
4116 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4117 and analyze data-refs in the loop.
4118 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4119 fields of data-ref instead of stmt. Add init to the offset from the
4121 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4122 (vect_update_init_of_dr): Likewise.
4123 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4124 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4126 (new_loop_vec_info): Initialize new fields.
4127 (destroy_loop_vec_info): Free new fields.
4128 (vect_strip_conversion): Remove.
4129 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4130 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4131 datarefs. Add new field ddrs.
4132 Add macros for the new fields access.
4133 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4134 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4135 Remove their macros.
4136 * tree.h (highest_pow2_factor): Declare.
4138 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4140 * calls.c (store_one_arg): Check for sibling call MEM arguments
4141 from already clobbered incoming argument area.
4143 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4145 * c-common.c (check_missing_format_attribute): New.
4146 * c-common.h (check_missing_format_attribute): Likewise.
4147 * c-typeck.c (convert_for_assignment): Use it.
4149 2005-07-24 Andreas Schwab <schwab@suse.de>
4151 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4152 register use a word move. Correct operand of ext.w in 68000 code.
4154 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4156 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4157 variables as declarations, rather than definitions.
4159 2005-07-24 Ira Rosen <irar@il.ibm.com>
4161 PR tree-optimization/22526
4162 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4165 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4167 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4168 that C99 reserve for future use. Use it to define clog10,
4169 clog10f and clog10l.
4171 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4173 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4174 * configure.ac: Check for -Wmissing-format-attribute.
4176 * configure: Regenerate.
4178 2005-07-23 Richard Henderson <rth@redhat.com>
4180 PR tree-optimization/22623
4181 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4183 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4186 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4188 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4190 * Makefile.in (C_TREE_H): Update dependencies.
4191 * c-tree.h: Include toplev.h.
4192 * diagnostic.h (diagnostic_set_info): Add format attribute.
4193 * rtl-error.c (diagnostic_for_asm): Likewise.
4195 2005-07-23 Chao-ying Fu <fu@mips.com>
4197 * config/mips/mips-dsp.md: New file.
4198 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4199 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4201 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4202 MIPS_BUILTIN_BPOSGE32.
4203 (mips_expand_builtin_direct): Add one parameter to indicate that
4204 builtin functions need to return a value.
4205 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4207 (mips_regno_to_class): Add classes for 12 new DSP registers.
4208 (mips_subword): Change to check four HI registers.
4209 (mips_output_move): Output move to and from 6 new DSP accumulators.
4210 (override_options): Make sure -mdsp and -mips16 are not used together.
4211 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4213 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4215 (print_operand): Add 'q' for printing DSP accumulators.
4216 (mips_cannot_change_mode_class): Check ACC_REGS.
4217 (mips_secondary_reload_class): Check ACC_REGS.
4218 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4219 (mips_register_move_cost): Check ACC_REGS.
4220 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4221 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4222 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4223 (dsp_bdesc): New array.
4224 (bdesc_arrays): Add DSP builtin function table.
4225 (mips_prepare_builtin_arg): Check predicate again after
4227 (mips_expand_builtin): Add one more parameter to
4228 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4229 MIPS_BUILTIN_BPOSGE32.
4230 (mips_init_builtins): Initialize new function types.
4231 (mips_expand_builtin_direct): Check if builtin functions need to
4232 return a value and pass operands properly.
4233 (mips_expand_builtin_bposge): New function.
4234 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4235 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4236 (FIRST_PSEUDO_REGISTER): Increase to 188.
4237 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4238 Update for 12 new DSP registers.
4239 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4240 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4241 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4242 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4243 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4244 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4245 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4246 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4247 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4248 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4249 (REGISTER_NAMES): Add names for 12 new DSP registers.
4250 * config/mips/mips.md: Include mips-dsp.md.
4251 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4252 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4253 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4254 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4255 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4256 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4257 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4258 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4259 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4260 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4261 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4262 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4263 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4264 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4265 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4266 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4267 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4268 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4269 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4270 (UNSPEC_RDDSP): New constants.
4271 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4272 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4274 * config/mips/mips.opt (-mdsp): New option.
4275 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4276 (reg_imm10_operand): New predicates.
4277 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4278 * doc/invoke.texi (-mdsp): Document new option.
4280 2005-07-22 DJ Delorie <dj@redhat.com>
4282 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4284 * tree-inline.c (inlinable_function_p): Likewise.
4286 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4289 * toplev.c (check_global_declarations): Do not mark undefined
4290 variables as DECL_IGNORED_P.
4291 * varasm.c (first_global_object_name): GTY it.
4292 (weak_global_object_name): Likewise.
4293 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4294 a string to go into {weak,first}_global_object_name.
4296 2005-07-22 DJ Delorie <dj@redhat.com>
4298 * c-format.c (check_function_format): Change warning control
4299 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4301 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4303 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4304 &PTR->FLD a dereference of PTR.
4305 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4306 a potential dereference of PTR.
4308 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4310 PR rtl-optimization/20370
4311 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4312 call allocate_reg_info if necessary.
4314 PR rtl-optimization/21848
4315 * calls.c (emit_library_call_value_1): For const functions, add
4316 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4318 PR rtl-optimization/22445
4319 * cselib.c (target.h): Include.
4320 (rtx_equal_for_cselib_p): Allow commutative matches.
4321 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4322 Remove MODE parameter. Changed all callers.
4324 PR rtl-optimization/22258
4325 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4327 (try_combine): Use likely_spilled_retval_p.
4329 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4331 * config.gcc: Add crx-elf support.
4333 * doc/contrib.texi: Mention crx.
4334 * doc/extend.texi: Document crx extensions.
4335 * doc/install.texi: Document crx install.
4336 * doc/invoke.texi: Document crx options.
4337 * doc/md.texi: Document crx constraints.
4339 * config/crx/crx-protos.h: New file.
4340 * config/crx/crx.c: New file.
4341 * config/crx/crx.h: New file.
4342 * config/crx/crx.md: New file.
4343 * config/crx/crx.opt: New file.
4344 * config/crx/t-crx: New file.
4346 2005-07-22 Manfred Hollstein <mh@suse.com>
4348 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4350 (int_add_graph_edge): Likewise.
4351 (collapse_nodes): Likewise.
4352 (process_unification_queue): Likewise.
4354 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4355 Laurent GUERBY <laurent@guerby.net>
4357 PR tree-optimization/22336
4358 * function.c (record_block_change): Check for
4359 cfun->ib_boundaries_block.
4361 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4363 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4364 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4366 2005-07-21 DJ Delorie <dj@redhat.com>
4368 * toplev.c (warn_deprecated_use): Add warning control to warning
4370 * c-typeck.c (parser_build_binary_op): Likewise.
4371 (c_finish_if_stmt): Likewise.
4372 * c-common.c (check_function_sentinel): Likewise.
4373 (check_nonnull_arg): Likewise.
4375 2005-07-21 Richard Henderson <rth@redhat.com>
4378 * tree-complex.c (complex_ssa_name_components): New.
4379 (cvc_lookup): Allow entry not found.
4380 (create_components): Remove.
4381 (create_one_component_var, get_component_var): New.
4382 (get_component_ssa_name, set_component_ssa_name): New.
4383 (extract_component): Use get_component_ssa_name.
4384 (update_complex_components): Use set_component_ssa_name.
4385 (update_complex_components_on_edge): Likewise.
4386 (update_phi_components): Create new PHI nodes directly, instead
4387 of adding insns to edges.
4388 (tree_lower_complex): Allocate and free complex_variable_components
4389 and complex_ssa_name_components here.
4391 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4393 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4394 revert to returning false.
4396 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4399 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4401 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4404 * config/i386/i386.md (cmpxf): Change operand constraints
4405 to "nonmemory_operand".
4407 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4409 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4411 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4414 * fold-const.c (fold_build1): Add checksum for the operands.
4415 (fold_build2): Likewise.
4416 (fold_build3): Likewise.
4418 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4421 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4423 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4425 * common.opt (-fforward-propagate): Committed by mistake,
4428 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4430 * reg-stack.c: Fix comment typo(s).
4431 * tree-ssa-operands.c: Likewise.
4432 * tree-vectorizer: Likewise.
4434 2005-07-21 Nick Clifton <nickc@redhat.com>
4436 * config/sh/symbian.c: Replace C++ style line comments with C
4437 style line comments.
4438 (symbian_add_attribute): Do not use a ? operator on the LHS of
4440 (sh_symbian_handle_dll_attribute): Change the type of the
4441 method vector to "VEC(tree,gc)*" and use vector accessor
4442 macros to walk over the elements.
4443 (symbian_export_vtable_and_rtti_p): Likewise.
4444 (symbian_class_needs_attribute_p): Likewise.
4446 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4449 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4450 initialize targetm.resolve_overloaded_builtin here.
4451 (altivec_expand_overloaded_builtin): Make it non-static.
4452 * config/rs6000/rs6000-protos.h
4453 (altivec_expand_overloaded_builtin): New prototype.
4454 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4455 targetm.resolve_overloaded_builtin here.
4456 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4458 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4459 Zdenek Dvorak <dvorakz@suse.cz>
4461 PR tree-optimization/19210
4462 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4464 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4465 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4466 rely on unproven assumptions.
4467 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4468 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4469 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4470 to number_of_iterations_exit.
4471 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4472 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4473 * tree-ssa-loop-niter.c (find_loop_niter,
4474 estimate_numbers_of_iterations_loop): Likewise.
4475 (number_of_iterations_exit): Honor the new options.
4476 * doc/invoke.texi (Wunsafe-loop-optimizations,
4477 funsafe-loop-optimizations): Document them.
4479 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4481 PR rtl-optimization/22167
4482 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4484 2005-07-20 Adam Nemet <anemet@lnxw.com>
4486 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4487 __do_global_dtors_aux longcall.
4489 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4491 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4492 (old_special_pred_table): Don't reference
4493 SPECIAL_MODE_PREDICATES.
4494 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4495 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4496 * config/sh/predicates.h: Don't mention
4497 SPECIAL_MODE_PREDICATES.
4498 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4501 2005-07-20 DJ Delorie <dj@redhat.com>
4503 * config.gcc: Add m32c-elf support.
4505 * doc/contrib.texi: Mention m32c.
4506 * doc/extend.texi: Document m32c extensions.
4507 * doc/install.texi: Mention m32c.
4508 * doc/invoke.texi: Document m32c options.
4509 * doc/md.texi: Document m32c constraints.
4511 * config/m32c/addsub.md: New file.
4512 * config/m32c/bitops.md: New file.
4513 * config/m32c/cond.md: New file.
4514 * config/m32c/jump.md: New file.
4515 * config/m32c/m32c-lib1.S: New file.
4516 * config/m32c/m32c-lib2.c: New file.
4517 * config/m32c/m32c-modes.def: New file.
4518 * config/m32c/m32c-pragma.c: New file.
4519 * config/m32c/m32c-protos.h: New file.
4520 * config/m32c/m32c.abi: New file.
4521 * config/m32c/m32c.c: New file.
4522 * config/m32c/m32c.h: New file.
4523 * config/m32c/m32c.md: New file.
4524 * config/m32c/m32c.opt: New file.
4525 * config/m32c/minmax.md: New file.
4526 * config/m32c/mov.md: New file.
4527 * config/m32c/muldiv.md: New file.
4528 * config/m32c/predicates.md: New file.
4529 * config/m32c/prologue.md: New file.
4530 * config/m32c/shift.md: New file.
4531 * config/m32c/t-m32c: New file.
4533 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4535 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4536 (stack_protect_set, stack_protect_test): New expanders.
4537 (stack_protect_set_si, stack_protect_set_si_media,
4538 stack_protect_set_di_media, stack_protect_test_si,
4539 stack_protect_test_si_media, stack_protect_test_di_media):
4542 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4544 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4546 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4548 * tree.h (tree_expr_nonzero_p): Export.
4549 * fold-const.c (tree_expr_nonzero_p): Likewise.
4550 Return true for CALL_EXPRs that are alloca calls.
4551 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4553 * tree-flow.h (expr_computes_nonzero): Remove.
4554 * tree-vrp.c (expr_computes_nonzero): Remove.
4555 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4556 (extract_range_from_unary_expr): Likewise.
4557 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4558 tree_expr_nonzero_p.
4560 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4562 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4563 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4564 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4565 All callers changed.
4566 (frame_related_constant_load): New arg "related" which controls
4567 setting of RTX_FRAME_RELATED_P. All callers changed.
4568 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4569 (bfin_expand_prologue): Add stack limit checking.
4570 * config/bfin/bfin.md (trapifcc): New pattern.
4572 * config/bfin/bfin.c: Include "langhooks.h".
4573 (def_builtin): Go through lang_hooks to call builtin_function.
4575 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4576 * config/bfin/predicates.md (symbol_ref_operand): New.
4577 (call_insn_operand): Delete. All callers changed to use
4578 register_no_elim_operand.
4579 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4581 (function_arg): Use it to generate the call's operand 2.
4582 (bfin_longcall_p): New function.
4583 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4584 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4585 determine if the address needs to be in a REG.
4586 (bfin_handle_longcall_attribute): New function.
4587 (bfin_attribute_table): Add "longcall" and "shortcall".
4588 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4589 (CUMULATIVE_ARGS): New member call_cookie.
4590 (PREDICATE_CODES): Add symbol_ref_operand.
4591 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4592 extra USE to the pattern.
4593 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4594 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4595 sibcall_value_insn; now the new patterns handle direct calls and the
4596 old ones indirect calls.
4597 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4599 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4601 * doc/trouble.texi: Update section on handling of empty loops.
4603 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4605 * config.gcc: Remove support for sparc-*-openbsd*,
4606 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4608 * config.host: Remove support for i860-*-sysv4* as a host.
4609 * config/i860/*, config/ip2k/*, config/ns32k/*,
4610 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4611 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4612 mention obsolete ports.
4614 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4616 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4618 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4619 of frame_pointer_rtx.
4620 (sh_expand_epilogue): Likewise.
4621 (sh_set_return_address): Likewise.
4622 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4623 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4624 offsets from FRAME_POINTER_REGNUM.
4625 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4626 (sh_register_names): Add initializer for sfp.
4627 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4628 (VALID_REGISTER_P): Likewise.
4629 (FIRST_PSEUDO_REGISTER): Update.
4630 (DWARF_FRAME_REGISTERS): Define.
4631 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4632 (HARD_FRAME_POINTER_REGNUM): Define.
4633 (FRAME_POINTER_REGNUM): Redefine.
4634 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4635 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4636 from FRAME_POINTER_REGNUM.
4637 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4638 FRAME_POINTER_REGNUM.
4639 (REG_CLASS_CONTENTS): Add sfp.
4640 (REG_ALLOC_ORDER): Likewise.
4641 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4642 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4643 of frame_pointer_rtx.
4644 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4646 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4648 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4649 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4650 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4652 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4655 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4657 Make CONSTRUCTOR use VEC to store initializers.
4658 * c-common.c (complete_array_type): Update to cope with VEC in
4660 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4661 (pp_c_constructor_elts): New function.
4662 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4663 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4664 struct constructor_stack, struct initializer_stack,
4665 constructor_elements, push_init_level, pop_init_level,
4666 add_pending_init, find_init_member, output_init_element): Update to
4667 cope with VEC in CONSTRUCTOR_ELTS.
4668 * coverage.c (build_fn_info_value, build_ctr_info_value,
4669 build_gcov_info): Likewise.
4670 * expr.c (categorize_ctor_elements_1, store_constructor,
4671 expand_expr_real_1): Likewise.
4672 * fold-const.c (fold_ternary): Likewise.
4673 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4674 gimplify_init_constructor, gimplify_expr): Likewise.
4675 * tree-dump.c (dequeue_and_dump): Likewise.
4676 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4678 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4680 * tree-sra.c (generate_element_init_1): Likewise.
4681 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4682 * tree-ssa-operands.c (get_expr_operands): Likewise.
4683 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4684 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4685 (get_initial_def_for_reduction): Likewise.
4686 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4687 value handle in annotations.
4688 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4689 tree_node_structure): Add support for constr_kind.
4690 (build_vector_from_ctor, build_constructor_single,
4691 build_constructor_from_list): New functions.
4692 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4693 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4694 Update to cope with VEC in CONSTRUCTOR_ELTS.
4695 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4696 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4697 CONSTRUCTOR_APPEND_ELT): New macros.
4698 (struct constructor_elt, struct tree_constructor): New data types.
4699 (union tree_node): Add tree_constructor field.
4700 * treestruct.def: Define TS_CONSTRUCTOR.
4701 * varasm.c (const_hash_1, compare_constant, copy_constant,
4702 compute_reloc_for_constant, output_addressed_constants,
4703 initializer_constant_valid_p, output_constant,
4704 array_size_for_constructor, output_constructor): Update to cope with
4705 VEC in CONSTRUCTOR_ELTS.
4706 * vec.h (VEC_empty, VEC_copy): New macros.
4708 2005-07-19 Devang Patel <dpatel@apple.com>
4710 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4712 2005-07-19 Richard Henderson <rth@redhat.com>
4715 * gimplify.c (gimplify_expr): Use main variant type for the temp
4716 destination for a discarded volatile read.
4717 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4718 casts between non-void types that change volatility.
4720 2005-07-15 DJ Delorie <dj@redhat.com>
4722 * toplev.h: Add comment about the first parameter for warning().
4723 * errors.h: Likewise.
4725 * c.opt (Wpragmas): New.
4726 * doc/invoke.texi: Document it.
4728 * function.c (do_warn_unused_parameter): Add warning control to
4730 * c-decl.c (warn_if_shadowing): Likewise.
4731 * c-lex.c (cb_def_pragma): Likewise.
4732 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4733 (pop_alignment): Likewise.
4734 (handle_pragma_pack): Likewise.
4735 (apply_pragma_weak): Likewise.
4736 (handle_pragma_weak): Likewise.
4737 (handle_pragma_redefine_extname): Likewise.
4738 (add_to_renaming_pragma_list): Likewise.
4739 (handle_pragma_extern_prefix): Likewise.
4740 (maybe_apply_renaming_pragma): Likewise.
4741 (handle_pragma_visibility): Likewise.
4743 * config/c4x/c4x-c.c (BAD): Likewise.
4744 (c4x_parse_pragma): Likewise.
4745 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4746 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4747 (rs6000_pragma_longcall): Likewise.
4748 * config/v850/v850-c.c (pop_data_area): Likewise.
4749 (ghs_pragma_section): Likewise.
4750 (ghs_pragma_section): Likewise.
4751 (ghs_pragma_interrupt): Likewise.
4752 (ghs_pragma_starttda): Likewise.
4753 (ghs_pragma_startsda): Likewise.
4754 (ghs_pragma_startzda): Likewise.
4755 (ghs_pragma_endtda): Likewise.
4756 (ghs_pragma_endsda): Likewise.
4757 (ghs_pragma_endzda): Likewise.
4759 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4760 Kenneth Zadeck <zadeck@naturalbridge.com>
4762 * Makefile.in: Removed tree-promote-statics.c
4763 * tree-promote-statics.c: Removed.
4764 * common.opt: Removed flag-promote-statics.
4766 * passes.c: Removed tree-promote-statics pass.
4767 * tree-pass.h: Ditto.
4768 * timevar.def: Removed TV_PROMOTE_STATICS.
4771 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4773 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4775 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4777 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4780 * c-common.c (check_function_arguments): Call
4781 'check_function_format' if either -Wformat or
4782 -Wmissing-format-attribute are specified.
4783 * c-format.c (check_function_format): Check -Wformat before
4784 calling 'check_format_info'.
4785 * c-opts.c (c_common_post_options): Don't warn for
4786 -Wmissing-format-attribute without -Wformat.
4787 * c-typeck.c (convert_for_assignment): Detect additional cases for
4788 -Wmissing-format-attribute.
4789 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4792 2005-07-19 Richard Guenther <rguenther@suse.de>
4794 * config/i386/i386.md (lrint<mode>2): Use temporary
4795 instead of clobbering non-existent memory.
4797 2005-07-19 Nick Clifton <nickc@redhat.com>
4799 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4800 statement to avoid displaying ASCII control characters.
4802 2005-07-19 Ben Elliston <bje@au.ibm.com>
4804 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4805 * cfganal.c (find_edge_index): Ditto.
4806 * combine.c (combine_instructions): Ditto.
4807 * ddg.c (create_scc): Ditto.
4808 (find_successors): Ditto.
4809 (find_predecessors): Ditto.
4810 (find_nodes_on_paths): Ditto.
4811 (longest_simple_path): Ditto.
4812 * flow.c (update_life_info): Ditto.
4813 (count_or_remove_death_notes): Ditto.
4814 (clear_log_links): Ditto.
4815 * modulo-sched.c (generate_reg_moves): Ditto.
4816 (find_max_asap): Ditto.
4817 (find_max_hv_min_mob): Ditto.
4818 (find_max_dv_min_mob): Ditto.
4819 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4820 * sched-rgn.c (extract_edgelst): Ditto.
4821 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4822 (dump_update_ssa): Ditto.
4823 (ssa_names_to_replace) Ditto.
4824 (switch_virtuals_to_full_rewrite): Ditto.
4825 (update_ssa): Ditto.
4826 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4828 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4830 Fix PR tree-optimization/22483
4832 * tree-complex.c (create_components): Use
4833 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4834 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4835 * tree-flow.h (safe_referenced_var_iterator): New structure.
4836 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4837 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4838 safe_referenced_var iterator.
4839 (add_type_alias): Ditto.
4841 2005-07-19 Steven Bosscher <stevenb@suse.de>
4843 * loop-init.c (rest_of_handle_loop2): Remove.
4844 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4845 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4846 (pass_rtl_loop_init, pass_rtl_loop_done,
4847 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4848 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4849 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4850 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4851 pass_tree_loop_done, and pass_tree_unswitch.
4852 (gate_loop): Rename to gate_tree_loop.
4853 * passes.c (init_optimization_passes): Update for renamed tree
4854 loop passes. Add the new loop2 passes as subpasses of loop2.
4855 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4856 Update for the renamed tree loop passes.
4858 2005-07-18 Ian Lance Taylor <ian@airs.com>
4861 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4862 blocks when optimizing.
4864 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4866 * common.opt (frename-registers): Initialize to 2.
4868 (fgcse-after-reload): Ditto.
4869 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4870 (process_options): Only change flag_web, flag_rename_registers,
4871 and flag_rerun_cse_after_loop if not explicitly set by user.
4873 2005-07-18 Jan Beulich <jbeulich@novell.com>
4875 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4876 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4877 in 64-bit mode the same as DImode in 32-bit mode.
4878 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4879 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4880 mode. Add new mode parameter.
4881 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4882 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4883 x86_64_shift_adj): New expanders.
4884 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4885 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4887 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4888 DImode shift splitters.
4889 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4890 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4893 2005-07-18 Jan Beulich <jbeulich@novell.com>
4895 * i386.md (movdi_extzv_1): New.
4896 (zero_extendhidi2): Combine alternatives and never force use of
4898 (zero_extendqidi2): Likewise. Don't restrict input selection.
4900 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4902 Fix PR tree-optimization/22531
4903 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4906 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4908 * tree-promote-statics.c (pass_promote_statics): Change dump file
4911 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4913 * tree-optimize.c (init_tree_optimization_passes): Add
4914 pass_eliminate_useless_stores pass.
4915 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4916 * tree-ssa-pre.c (is_copy_stmt): New function.
4917 (follow_copies_till_vuse): Ditto.
4918 (do_eustores): Ditto.
4919 (gate_eustores): Ditto.
4921 2005-07-16 Richard Henderson <rth@redhat.com>
4923 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4925 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4926 Kenneth Zadeck <zadeck@naturalbridge.com>
4928 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4929 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4930 ipa-type-escape.h, tree-promote-statics.c
4931 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4932 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4933 tree-promote-statics.c: new files.
4934 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4935 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4936 int nonlocal_set_p, mark_constant_function): Deleted.
4937 (rest_of_handle_cfg): Removed call to mark_constant_function.
4938 (nonoverlapping_component_refs_p): Added calls to support
4939 type based aliasing.
4940 * tree-ssa-alias.c (may_alias_p,
4941 compute_flow_insensitive_aliasing): Ditto.
4942 * calls.c (flags_from_decl_or_type): Removed reference to
4944 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4945 too many arguments. This is necessary for Spec 2000.
4946 * cgraph.h (const_function, pure_function): Removed.
4947 * common.opt: Added "fipa-pure-const", "fipa-reference",
4948 "fipa-type-escape", and "ftree-promote-static".
4950 * passes.c: Added ipa and tree-promote-statics passes.
4951 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4952 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4953 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4954 * tree-flow.h: Added exposed sra calls and addition of
4955 reference_vars_info field for FUNCTION_DECLS.
4956 * tree-pass.h: Added passes.
4957 * tree-sra.c: (sra_init_cache): New function.
4958 (sra_insert_before, sra_insert_after) Made public.
4959 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4961 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4962 aliasing. (may_alias_p): Added code to use type escape analysis to
4964 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4965 code to prune clobbers of static variables based on information
4966 produced in ipa-reference pass. Changed call clobbering so that
4967 statics are not marked as clobbered if the call does not clobber
4970 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4972 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4975 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4977 * doc/install.texi (*-*-solaris2*): Document recommended version
4978 of GNU binutils and mention GNU linker problem on Solaris 10.
4980 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4983 * c-decl.c (c_build_bitfield_integer_type): New function.
4984 (finish_struct): Call it.
4985 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4987 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4989 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4992 2005-07-16 Jan Hubicka <jh@suse.cz>
4994 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4995 (scale_bbs_frequencies_int): Watch roundoff errors.
4996 * predict.c (return_prediction): Initialize return_stmt.
4998 2005-07-16 Jan Hubicka <jh@suse.cz>
5000 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5001 after RTL profiling.
5003 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5006 * fold-const.c (build_range_check): Convert high/low to etype
5007 if we are only comparing against exp.
5009 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5011 Fix PR tree-optimization/22376
5012 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5014 (need_to_solve): New function.
5015 (compute_points_to_sets): Use it.
5017 2005-07-15 Jan Hubicka <jh@suse.cz>
5019 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5020 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5022 2005-07-15 Richard Guenther <rguenther@suse.de>
5024 * c-common.c (handle_flatten_attribute): New function.
5025 Add flatten function attribute.
5026 * doc/extend.texi: Document flatten function attribute.
5027 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5028 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5030 (cgraph_decide_inlining): Handle functions with flatten
5033 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5035 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5036 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5037 UNSPEC_XCHG, UNSPEC_AND): New.
5038 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5039 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5040 * config/rs6000/sync.md (FETCHOP): New code macro.
5041 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5043 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5044 (sync_compare_and_swap<mode>): Same.
5045 (sync_lock_test_and_set<mode>): Same.
5046 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5047 for QImode and HImode, and not PPC405.
5048 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5049 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5050 (sync_<fetchop>{si,di}_internal): New.
5051 (sync_nand{si,di}_internal): New.
5052 (sync_old_<fetchop>{si,di}_internal): New.
5053 (sync_old_nand{si,di}_internal): New
5054 (sync_new_<fetchop>{si,di}_internal): New.
5055 (sync_new_nand{si,di}_internal): New.
5056 (atomic_and{si,di}): New.
5057 (sync_new_nand{si,di}_internal): New.
5058 (atomic_and{si,di}): New.
5059 (sync_add<mode>_internal): Delete.
5060 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5061 (sync_sub<mode>_internal): Delte.
5062 (sync_subshort_internal): New.
5063 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5064 (sync_anddi_internal): Delete.
5065 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5066 (sync_booldi_internal): Delete.
5067 (sync_boolc<mode>_internal): Delete.
5068 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5069 (sync_boolc<mode>_internal2): Delete.
5070 (sync_boolcc<mode>_internal): Delete.
5071 (isync, lwsync): Use unspec instead of unspec_volatile.
5072 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5073 Revert UNSPEC_VOLATILE.
5074 (rs6000_split_atomic_op): New.
5075 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5077 2005-07-14 Eric Christopher <echristo@redhat.com>
5079 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5080 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5082 2005-07-14 Eric Christopher <echristo@redhat.com>
5084 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5086 2005-07-14 Steven Bosscher <stevenb@suse.de>
5088 PR tree-optimization/22230
5089 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5090 the computation of the four cross productions for "range op range".
5092 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5093 Ulrich Weigand <uweigand@de.ibm.com>
5096 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5099 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5101 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5103 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5105 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5107 2005-07-14 Richard Guenther <rguenther@suse.de>
5110 * config/i386/i386-protos.h (ix86_function_value): Change
5111 prototype to match new target hook.
5112 * config/i386/i386.c (ix86_value_regno): Change prototype
5113 to take extra type argument.
5114 (TARGET_FUNCTION_VALUE): Define.
5115 (ix86_function_ok_for_sibcall): Pass extra argument to
5116 ix86_value_regno, check return slot rtx for exact match.
5117 (ix86_function_value): Take extra parameter. Dispatch to
5118 ix86_value_regno with fndecl/fntype as provided.
5119 (ix86_value_regno): Handle extra type argument.
5120 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5122 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5123 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5124 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5125 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5126 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5128 2005-07-14 Richard Guenther <rguenther@suse.de>
5130 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5131 * calls.c (expand_call): Pass fntype to hard_function_value.
5132 (emit_library_call_value_1): Likewise.
5133 * explow.c: Include target.h.
5134 (hard_function_value): Take extra argument, the fntype.
5135 Use new target hook for function_value.
5136 * expr.h (hard_function_value): Change prototype.
5137 * function.c (aggregate_value_p): Pass 0 as fntype to
5138 hard_function_value.
5139 (assign_parms): Use new target hook for function_value.
5140 Pass 0 as fntype to hard_function_value.
5141 (expand_function_end): Likewise.
5142 * reg-stack.c: Include target.h.
5143 (stack_result): Use new target hook for function_value.
5144 * target-def.h: New target hook function_value.
5145 * target.h: Likewise.
5146 * targhooks.c (default_function_value): New function.
5147 * targhooks.h (default_function_value): Declare.
5149 2005-07-13 Ian Lance Taylor <ian@airs.com>
5151 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5153 2005-07-14 Jan Hubicka <jh@suse.cz>
5155 * tree-dfa.c (dump_variable): Use default_def function.
5156 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5157 * tree-ssa.c (verify_use): Likewise.
5158 * tree-ssanames.c (release_ssa_name): Likewise.
5159 * tree-tailcall.c (eliminate_tail_call): Likewise.
5160 (tree_optimize_tail_calls_1): Likewise.
5161 * tree-vrp.c (get_value_range): Likewise.
5163 2005-07-14 Ben Elliston <bje@au.ibm.com>
5165 * gcc.c (main): Compare language[0] with '*' when iterating over
5168 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5170 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5171 "s390_emit_compare". Add handling of CCZ1mode.
5172 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5173 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5175 (s390_branch_condition_mask): Add CCZ1mode handling.
5176 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5177 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5178 Use CCZ1mode instead of CCZmode.
5179 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5181 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5183 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5185 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5187 2005-07-13 Eric Christopher <echristo@redhat.com>
5189 * config/mips/mips.c (mips_canonicalize_comparison): New.
5190 (mips_emit_int_relational): Use.
5192 2005-07-13 Eric Christopher <echristo@redhat.com>
5194 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5196 * config/s390/s390.md: Include tpf.md. Move tpf specific
5198 * config/s390/tpf.md: To here.
5199 * config/s390/s390.opt: Move tpf specific options...
5200 * config/s390/tpf.opt: to here. Add mmain option.
5201 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5202 * config/s390/tpf.h: Rewrite.
5204 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5206 * doc/tm.texi: Remove @xref{Cross-profiling}.
5208 2005-07-13 Jeff Law <law@redhat.com>
5210 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5211 expressions, test their _DECL operands for pointer equality rather
5212 than using operand_equal_p.
5214 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5216 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5217 (TARGET_POSIX_IO): This.
5218 * config/darwin.h: Likewise.
5219 * config/freebsd.h: Likewise.
5220 * config/linux.h: Likewise.
5221 * config/lynx.h: Likewise.
5222 * config/netbsd.h: Likewise.
5223 * config/rs6000/linux64.h: Likewise.
5224 * config/rs6000/linux.h: Likewise.
5225 * config/s390/tpf.h: Likewise.
5226 * config/sh/embed-elf.h: Likewise.
5227 * config/sparc/linux64.h: Likewise.
5228 * config/sparc/linux.h: Likewise.
5229 * config/svr4.h: Likewise.
5230 * gcov-io.h: Likewise.
5232 * doc/tm.texi: Updated.
5234 * libgcov.c (create_file_directory): Defined only if
5235 TARGET_POSIX_IO is defined.
5236 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5239 2005-07-13 Jan Hubicka <jh@suse.cz>
5241 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5243 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5245 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5246 structure as argument.
5248 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5250 PR tree-optimization/21921
5251 * tree-iterator.c (tsi_link_before): Support the case when
5252 tsi_end_p (tsi) == true.
5254 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5256 PR tree-optimization/22442
5257 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5260 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5262 PR rtl-optimization/20376
5263 * toplev.c (process_options): Enable -fweb and -frename-registers when
5265 * doc/invoke.texi: Update the information about when -fweb and
5266 -frename-registers are enabled.
5268 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5271 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5272 if *rhs_p is not a SSA_NAME.
5274 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5276 Fix PR tree-optimization/22422
5277 * tree-ssa-structalias.c (struct variable_info): Add flag for
5279 (get_varinfo): Now a static function.
5280 (new_varinfo): init has_union and is_special_var to false.
5281 (solution_set_add): Check has_union.
5282 (do_da_constraint): Move temporary variable so it gets reset
5284 Also check for special variable.
5285 (do_ds_constraint): Ditto.
5286 (do_sd_constraint): Ditto.
5287 (do_structure_copy): Check for special variable.
5288 (find_func_aliases): Ditto.
5289 (init_base_vars): Set special vars properly.
5291 2005-07-13 Jan Hubicka <jh@suse.cz>
5293 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5296 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5297 (get_expr_operands): Fix thinko wrt flags and subvars.
5299 PR tree-optimize/22379
5300 * tree-inline.c (expand_call_inline): Do not output sorry in early
5303 2005-07-12 Dale Johannesen <dalej@apple.com>
5305 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5307 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5310 * host-linux.h: Include limits.h.
5312 2005-07-12 Dale Johannesen <dalej@apple.com>
5314 * expr.c (compress_float_constant): Add cost check.
5315 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5317 2005-07-12 Dale Johannesen <dalej@apple.com>
5319 * gcc.target/i386/compress-float-sse.c: New.
5320 * gcc.target/i386/compress-float-sse-pic.c: New.
5321 * gcc.target/i386/compress-float-387.c: New.
5322 * gcc.target/i386/compress-float-387-pic.c: New.
5323 * gcc.dg/compress-float-ppc.c: New.
5324 * gcc.dg/compress-float-ppc-pic.c: New.
5326 2005-07-12 Eric Christopher <echristo@redhat.com>
5328 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5330 * config/s390/s390.md: Include tpf.md. Move tpf specific
5332 * config/s390/tpf.md: To here.
5333 * config/s390/s390.opt: Move tpf specific options...
5334 * config/s390/tpf.opt: to here. Add mmain option.
5335 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5336 * config/s390/tpf.h: Rewrite.
5338 2005-07-12 Eric Christopher <echristo@redhat.com>
5340 * gcc.c (struct infile): Update comment for language.
5341 (main): Rewrite input file resetting code.
5343 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5346 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5347 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5348 (lookup_avail_expr): Use constant_boolean_node instead
5349 of boolean_false_node/boolean_true_node.
5351 2005-07-12 Ben Elliston <bje@au.ibm.com>
5353 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5354 and use it when printing num_edges.
5356 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5358 * doc/extend.texi (Blackfin Built-in Functions): New section.
5359 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5362 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5364 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5365 s/cmpstrsi/cmpstrnsi
5366 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5368 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5369 (init_optabs): Initialize cmpstrn_optab.
5370 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5371 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5372 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5373 * config/i386/i386.md: s/cmpstr/cmpstrn
5374 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5375 * doc/md.texi: Update documentation.
5377 2005-07-11 Richard Henderson <rth@redhat.com>
5379 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5380 build_va_arg_indirect_ref.
5381 (alpha_gimplify_va_arg): Likewise.
5382 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5383 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5384 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5385 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5386 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5387 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5389 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5391 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5393 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5394 * passes.c (init_optimization_passes): Add pass_empty_loop.
5395 * tree-pass.h (pass_empty_loop): Declare.
5396 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5397 try_remove_empty_loop, remove_empty_loops): New functions.
5398 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5399 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5401 2005-07-12 Peter Barada <peter@the-baradas.com>
5405 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5406 in address registers.
5407 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5408 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5409 alternative of addsi3_5200.
5411 2005-07-11 Ian Lance Taylor <ian@airs.com>
5413 * config/mips/mips.md (ffs<mode>2): Remove.
5415 2005-07-11 Ian Lance Taylor <ian@airs.com>
5417 * doc/tree-ssa.texi (Cleanups): Improve description of
5419 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5421 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5423 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5424 * tree.h (DECL_ARGUMENT_FLD): New macro.
5426 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5428 Fix PR tree-optimization/22404
5430 * tree-ssa-structalias.c (create_variable_info_for): Use
5433 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5435 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5436 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5437 for second comparison operand.
5438 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5440 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5441 (define_insn_reservation "alu"): Likewise.
5442 (csync, ssync): Now of type sync.
5443 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5444 -mcsync-anomaly -mspecld-anomaly.
5445 * config/bfin/bfin.opt (mcsync): Remove.
5446 (mcsync-anomaly, mspecld-anomaly): Add.
5447 * config/bfin/bfin.c: Include "insn-codes.h".
5448 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5449 (TARGET_DEFAULT_TARGET_FLAGS): New.
5450 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5452 2005-07-11 Steven Bosscher <stevenb@suse.de>
5454 * basic-block.h: Give the BB flags enum a name, bb_flags.
5455 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5456 * cfgcleanup.c (enum bb_flags): Remove here.
5457 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5458 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5459 (update_forwarder_flag): Likewise.
5460 (thread_jump): Likewise.
5461 (try_forward_edges): Likewise.
5462 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5463 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5464 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5466 2005-07-11 Richard Guenther <rguenther@suse.de>
5468 * config/i386/i386.opt: New target option -msseregparm.
5469 * config/i386/i386.c (override_options): Error out for
5470 -msseregparm but no SSE support.
5471 (ix86_function_sseregparm): Check for global sseregparm.
5472 * doc/invoke.texi: Document -msseregparm.
5474 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5476 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5477 (m32rle-*-linux*): Ditto.
5479 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5481 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5482 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5485 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5489 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5490 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5492 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5494 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5495 (varmap): Heapify varmap.
5496 (constraints): Heapify constraints.
5497 (struct constraint_graph): Heapify succs and preds.
5498 (constraint_vec_find): Update for heapification.
5499 (constraint_set_union): Ditto.
5500 (insert_into_complex): Ditto.
5501 (constraint_edge_vec_find): Ditto.
5502 (erase_graph_self_edge): Ditto.
5503 (add_graph_edge): Ditto.
5504 (get_graph_weights): Ditto.
5505 (merge_graph_nodes): Ditto.
5506 (build_constraint_graph): Ditto.
5507 (topo_visit): Ditto.
5508 (solve_graph): Ditto.
5509 (create_variable_info_for): Ditto.
5510 (init_base_vars): Ditto.
5511 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5512 (condese_varmap_nodes): Free complex vector.
5513 (clear_edges_for_node): Clear succs and preds vector.
5515 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5517 * tree-ssa-structalias.c (update_alias_info): Change counting of
5518 references to not include vdefs.
5520 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5522 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5525 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5527 * pa.c (pa_commutative_p): Make PLUS commutative when
5528 TARGET_NO_SPACE_REGS is true.
5530 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5532 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5533 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5534 * tree-dfa.c (dump_subvars_for): New.
5535 (debug_subvars_for): New.
5536 (dump_variable): Show subvariables if VAR has them.
5537 * tree-flow-inline.h (get_subvar_at): New.
5538 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5539 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5541 (struct subvar): Change fields offset and size to unsigned
5543 (dump_subvars_for): Declare.
5544 (debug_subvars_for): Declare.
5545 (get_subvar_at): Declare.
5546 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5547 to unsigned HOST_WIDE_INT *.
5548 (overlap_subvar): Likewise.
5549 * tree-gimple.c (is_gimple_reg): Always return false for
5550 SFTs and memory tags.
5551 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5553 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5554 (compute_may_aliases): Call compute_points_to_sets.
5555 (collect_points_to_info_for): Remove.
5556 (compute_points_to_and_addr_escape): Remove.
5557 (delete_alias_info): Call delete_points_to_sets.
5558 (compute_flow_sensitive_aliasing): If the call to
5559 find_what_p_points_to returns false, call set_pt_anything.
5560 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5561 (set_pt_anything): Clear pi->pt_vars.
5562 (set_pt_malloc): Remove.
5563 (merge_pointed_to_info): Remove.
5564 (add_pointed_to_expr): Remove.
5565 (add_pointed_to_var): Remove.
5566 (collect_points_to_info_r): Remove.
5567 (is_escape_site): Make extern.
5569 (create_overlap_variables_for): Call it.
5570 * tree-ssa-copy.c (merge_alias_info): Never merge
5571 flow-sensitive alias information.
5572 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5573 offset and size to be unsigned HOST_WIDE_INT.
5574 (add_to_addressable_set): Rename from note_addressable.
5575 Set TREE_ADDRESSABLE as the variables are added to the set.
5577 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5578 operands into VUSEs when adding V_MAY_DEFs for members in an
5580 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5581 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5582 (struct variable_info): Add bitfield is_heap_var.
5583 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5584 (new_var_info): Initialize is_heap_var.
5585 (get_constraint_for): Add HEAP variables to the symbol table.
5586 Mark them with is_heap_var.
5587 (update_alias_info): New. Taken mostly from the old
5588 compute_points_to_and_addr_escape.
5589 (handle_ptr_arith): New.
5590 (find_func_aliases): Call update_alias_info.
5591 Call handle_ptr_info for tcc_binary expressions.
5592 Call mark_stmt_modified.
5593 (create_variable_info_for): If DECL has subvars, do not create
5594 variables for its subvars. Always add all the fields.
5595 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5596 SFTs, then add all the SFTs of the structure.
5597 If VI->DECL is an aggregate with subvariables, add the SFT at
5599 (find_what_p_points_to): If VI is an artificial variable,
5600 translate to bitfields in SSA_NAME_PTR_INFO.
5601 If the solution is empty, set pi->pt_vars to NULL
5602 (init_base_vars): Create ANYOFFSET.
5603 (compute_points_to_sets): Rename from create_alias_vars.
5605 (pass_build_pta): Remove.
5606 (delete_points_to_sets): Rename from delete_alias_vars.
5607 (pass_del_pta): Remove.
5608 * tree-ssa-structalias.h (struct alias_info): Move from
5610 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5611 NUM_REFERENCES_SET): Likewise.
5612 (compute_points_to_sets, delete_points_to_sets): Declare.
5614 2005-07-09 Richard Henderson <rth@redhat.com>
5616 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5617 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5618 alpha_split_lock_test_and_set_12): New functions.
5619 * config/alpha/alpha-protos.h: Update.
5620 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5621 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5622 * config/alpha/sync.md (I12MODE): New.
5623 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5624 (sync_<fetchop_name><I48MODE>): Likewise.
5625 (sync_nand<I48MODE>): Likewise.
5626 (sync_old_<fetchop_name><I48MODE>): Likewise.
5627 (sync_new_<fetchop_name><I48MODE>): Likewise.
5628 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5629 (sync_compare_and_swap<I48MODE>): Likewise.
5630 (sync_lock_test_and_set<I48MODE>): Likewise.
5631 (sync_compare_and_swap<I12MODE>): New.
5632 (sync_compare_and_swap<I12MODE>_1): New.
5633 (sync_lock_test_and_set<I12MODE>): New.
5634 (sync_lock_test_and_set<I12MODE>_1): New.
5636 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5640 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5642 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5644 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5645 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5647 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5650 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5652 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5654 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5655 memory_operand constraint.
5656 (store_conditional_<mode>): Same.
5657 (sync_compare_and_swap<mode>): Same.
5658 (sync_lock_test_and_set<mode>): Same.
5660 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5662 Rewrite PIC support to more closely model actual instructions.
5663 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5664 (cris_symbol): Remove prototypes for removed functions.
5665 (cris_pic_symbol_type_of, cris_valid_pic_const)
5666 (cris_expand_pic_call_address): Prototypes for new functions.
5667 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5669 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5671 <case ':'>: Add case for new punctuation character.
5672 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5673 emitting (extra) PIC modifier.
5674 <case UNSPEC>: Do not assert for PLT.
5675 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5676 (cris_expand_prologue, cris_expand_epilogue): Check
5677 for pic_offset_table_rtx usage instead of taking
5678 current_function_uses_pic_offset_table as the final word.
5679 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5680 Remove flag_pic difference.
5681 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5682 the moral equivalents of...
5683 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5685 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5686 (cris_handle_option): Mark ARG as unused.
5687 (cris_expand_pic_call_address): New worker function for "call",
5689 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5690 output PIC constructs here.
5691 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5692 as symbol-specific modifers, not whole or part of operands.
5693 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5694 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5695 constants and flag_pic.
5696 (CONSTANT_INDEX_P): Adjust for new functions.
5697 (enum cris_pic_symbol_type): New helper type.
5698 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5699 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5700 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5702 ("movsi"): Emit actual instructions for GOT and relative access.
5703 ("*movsi_got_load"): New pattern to set up the register holding
5705 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5706 Adjust FIXME for 'S'.
5707 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5708 Use "movs" for -fpic cases.
5709 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5710 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5711 ("call", "call_value"): Just call cris_expand_pic_call_address for
5713 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5714 Remove special pattern.
5715 ("*expanded_call_side", "*expanded_call_value_side"): New
5717 (gotplt-to-plt, gotplt-to-plt-side-call)
5718 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5720 * config/cris/cris/predicates.md
5721 ("cris_general_operand_or_gotless_symbol"): Remove unused
5723 ("cris_general_operand_or_symbol"): Adjust for new functions.
5725 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5727 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5729 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5731 * Makefile.in (TREE_H): Add treestruct.def.
5732 (c-decl.o): Add pointer-set.h
5733 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5734 visibility on regular DECL's.
5735 (merge_decls): Fix the copying of decl nodes of various types for
5736 the new structures. Don't update RTL, section name, weak status,
5737 etc, on DECL's without RTL.
5738 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5739 Don't check volatile on non-variable types.
5740 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5741 to check whether we have seen arguments.
5742 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5743 flag is checked before field (flag is common, field is not).
5744 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5745 TS_DECL_COMMON could have an origin.
5746 (add_location_or_const_value_attribute): Don't check section name
5747 on non-var/function decls.
5748 (dwarf2out_var_location): Reverse order of tests.
5749 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5750 with DECL_WRTL_CHECK.
5751 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5752 * fold-const.c (fold_binary): Don't check weakness on
5753 non-var/function decls.
5754 (tree_expr_nonzero_p): Ditto.
5755 (fold_checksum_tree): Use tree_decl_extra as sizeof
5757 * ggc-page.c (extra_order_size_table): Add sizes for
5758 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5760 * gimplify.c (gimplify_bind_expr): Only set
5761 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5762 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5764 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5765 * langhooks.h (init_ts). New langhook.
5766 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5767 * print-tree.c (print_node): Update to only print fields that
5768 exist in the structures the passed decl has.
5769 * toplev.c (wrapup_global_declarations): Don't reset
5770 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5771 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5772 * tree-inline.c (remap_decl): Ditto.
5773 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5774 * tree-pretty-print.c (print_declaration): Don't print
5775 DECL_REGISTER on things that don't contain it.
5776 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5777 non-var/function decls.
5778 * tree.c (tree_contains_struct): New structure.
5779 (init_priority_for_decl): New hashtable.
5780 (tree_int_map): New structure.
5781 (tree_int_map_eq): New function.
5782 (tree_int_map_marked_p): Ditto.
5783 (tree_int_map_hash): Ditto.
5784 (tree_map): Move to tree.h.
5785 (tree_map_eq): Externalize.
5786 (tree_map_hash): Ditto.
5787 (tree_map_marked_p): Ditto.
5788 (init_ttree): Set up tree_contains_struct and call langhook.
5789 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5790 (tree_code_size): Update for new structures.
5791 (tree_node_structure): Update for new structures.
5792 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5794 (copy_node_stat): Copy init priority.
5795 (build_decl_stat): Ditto for visibility.
5796 (ts_enum_names): New.
5797 (tree_contains_struct_check_failed): New function.
5798 (decl_init_priority_lookup): Ditto.
5799 (decl_init_priority_insert): Ditto.
5800 * treestruct.def: New file.
5801 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5802 (CONTAINS_STRUCT_CHECK): Ditto.
5803 (tree_contains_struct_check_failed): New prototype.
5804 (DECL_CHECK): Removed.
5805 (DECL_MINIMAL_CHECK): New.
5806 (DECL_COMMON_CHECK): Ditto.
5807 (DECL_WRTL_CHECK): Ditto.
5808 (DECL_NON_COMMON_CHECK): Ditto.
5809 (DECL_WITH_VIS_CHECK): Ditto.
5810 (VAR_OR_FUNCTION_DECL_P): Ditto
5811 (struct tree_decl_minimal): New structure.
5812 (struct tree_decl_common): Ditto.
5813 (struct tree_decl_with_rtl): Ditto.
5814 (struct tree_decl_with_vis): Ditto.
5815 (struct tree_decl_non_common): Ditto.
5816 (struct tree_field_decl): Ditto.
5817 (struct tree_parm_decl): Ditto.
5818 (struct tree_var_decl): Ditto.
5819 (struct tree_function_decl): Ditto.
5820 (struct tree_const_decl): Ditto.
5821 (struct tree_result_decl): Ditto.
5822 (union tree_node): Add new structures.
5823 * var-tracking.c (track_expr_p): Reverse order of tests.
5825 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5827 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5829 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5830 * system.h: Poison FINALIZE_PIC.
5831 * doc/tm.texi (FINALIZE_PIC): Remove.
5833 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5836 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5837 to the correct type if we have a MODIFY_EXPR.
5839 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5841 PR tree-optimization/22360
5842 * tree.c (upper_bound_in_type): Fix calculations for casting
5843 to a non-wider signed type and casting a signed value to a
5844 wider unsigned type.
5845 (lower_bound_in_type): Fix calculations for casting to a
5846 non-wider signed type.
5848 PR tree-optimization/20139
5849 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5851 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5852 fold_cond_expr_cond.
5853 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5854 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5856 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5859 * tree-complex.c (expand_complex_libcall): Produce
5860 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5862 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5864 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5865 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5866 b" assert and inserted fastpath code for this case.
5867 (bitmap_ior): Removed "a != b" assert.
5869 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5871 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5872 (ENDFILE_SPEC): Likewise.
5873 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5875 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5876 a large stack frame at epilogue.
5878 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5880 * final.c: Include sdbout.h when required.
5882 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5884 * config.gcc (*-*-darwin*): Only one target-specific header file
5886 (powerpc-*-darwin*): Add version-specific header files.
5887 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5888 * config.in: Regenerate.
5889 * configure: Regenerate.
5890 * gcc.c: Include xregex.h.
5891 (version_compare_spec_function): New.
5892 (spec_function): Add version-compare.
5893 (replace_outfile_spec_function): Reformat comment.
5894 (compare_version_strings): New.
5895 * config/darwin-c.c (version_as_macro): New.
5896 (builtin_define): New.
5897 (darwin_cpp_builtins): New.
5898 * config/darwin-protos.h (darwin_cpp_builtins): New.
5899 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5900 (LIB_SPEC): Make unconditional, update comment.
5901 (TARGET_C99_FUNCTIONS): Define.
5902 * config/darwin.opt: Sort.
5903 (mmacosx-version-min=): New.
5904 * config/darwin7.h: Delete.
5905 * config/darwin8.h: Delete.
5906 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5907 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5908 (TARGET_C99_FUNCTIONS): Define.
5909 * config/rs6000/darwin7.h: New.
5910 * config/rs6000/darwin8.h: New.
5911 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5912 (-mmacosx-version-min): Document.
5914 2005-07-07 Ian Lance Taylor <ian@airs.com>
5916 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5918 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5921 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5923 2005-07-07 Khem Raj <kraj@mvista.com>
5925 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5926 in bytes, not words.
5928 2005-07-07 Paul Brook <paul@codesourcery.com>
5930 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5931 DEFAULT_FUNCTION_ARG_PADDING to upward.
5933 2005-07-07 Richard Henderson <rth@redhat.com>
5935 * function.c (locate_and_pad_parm): Record parameter alignment in
5936 stack_alignment_needed.
5938 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5940 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5941 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5942 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5943 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5944 (define_attr "type"): Add isync, sync, load_l, store_c.
5945 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5946 Create scratch volatile MEM.
5947 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5949 (load_locked_<mode>): New.
5950 (store_conditional_<mode>): New.
5951 (sync_compare_and_swap<mode>): Replace with splitter.
5952 (sync_lock_test_and_set<mode>): Replace with splitter.
5953 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5955 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5956 is ics. Attribute isync.
5957 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5959 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5960 and UNSPECV_SYNC_OP.
5961 (emit_unlikely_jump): New.
5962 (emit_load_locked): New.
5963 (emit_store_conditional): New.
5964 (rs6000_split_compare_and_swap): New.
5965 (rs6000_split_lock_test_and_set): New.
5966 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5967 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5968 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5969 rs6000_split_lock_test_and_set): Declare.
5970 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5971 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5972 store_c, isync, sync.
5974 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5976 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5977 filenames to gtyp-gen.h.
5978 (s-typ-gen): Use it in place of for loops.
5980 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5982 * hooks.c (hook_bool_rtx_int_false): New function.
5983 * hooks.h (hook_bool_rtx_int_false): Declare.
5984 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5985 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5986 * target.h (struct gcc_target): Add commutative_p member.
5987 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5988 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5989 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5990 (pa_commutative_p): New function.
5991 * jump.c (target.h): Include.
5992 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5993 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5995 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5997 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5998 (s390_expand_setmem): New.
5999 * config/s390/s390.c: Likewise.
6000 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6002 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6003 general_operand. Call new function "s390_expand_setmem".
6004 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6005 ("setmem_long", "*setmem_long"): ... this.
6007 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6009 * config/s390/s390.c: (optimization_options): Enable
6010 TARGET_MVCLE at -Os.
6011 * doc/invoke.texi: Document changes in default behaviour.
6012 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6014 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6016 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6017 defined by back-end.
6019 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6021 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6022 all sets in the pattern.
6023 * config/rs6000/rs6000.md (stack_protect_testsi,
6024 stack_protect_testdi): Likewise.
6026 2005-07-06 Jeff Law <law@redhat.com>
6028 * tree-vrp.c (simplify_using_ranges): Kill.
6029 (vrp_finalize): Remove call to simplify_using_ranges.
6030 (simplify_stmt_using_ranges): New function extracted from
6031 simplify_using_ranges.
6032 (simplify_div_or_mod_using_ranges): Likewise.
6033 (simplify_abs_using_ranges): Likewise.
6034 (simplify_cond_using_ranges): New function.
6035 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6036 * tree-ssa-propagate.c (substitute_and_fold): Call
6037 simplify_stmt_using_ranges if we have range information.
6039 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6041 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6042 ia64_flag_schedule_isns2.
6044 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6045 reading/writing general registers.
6046 (ia64_function_arg): Revert 2005-06-18 change.
6048 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6050 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6051 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6053 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6055 * function.c (expand_function_end): Revert part of 2005-06-27
6056 patch. Do sjlj_emit_function_exit_after after return_label.
6058 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6060 * doc/install.texi (--disable-libssp): New.
6062 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6064 * doc/invoke.texi: Update -fforce-mem documentation.
6065 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6066 code for -fforce-mem.
6067 * expmed.c: (store_bit_field,store_fixed_bit_field,
6068 extract_bit_field): Ditto.
6069 * expr.c: (convert_move): Ditto.
6070 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6071 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6072 emit_conditional_add,expand_float,expand_fix): Ditto.
6073 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6074 (common_handle_option): Issue warning when -fforce-mem specified.
6076 2005-07-06 Paul Brook <paul@codesourcery.com>
6078 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6080 * configure: Regenerate.
6082 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6084 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6086 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6088 Fix PR tree-optimization/22319
6089 Fix PR tree-optimization/22140
6090 Fix PR tree-optimization/22310
6092 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6093 variable sized types.
6094 Use correct type for intermediate structure on *a = *b structure
6097 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6099 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6101 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6102 (machine_function): Move typedef to...
6103 * config/rs6000/rs6000.c (machine_function): ... here. Add
6104 varargs_save_offset field.
6105 (rs6000_stack_t): Remove varargs_size field.
6106 (setup_incoming_varargs): Allocate varargs save area using
6107 assign_stack_local, try to make it as small as possible.
6108 Save offset from virtual_stack_vars_rtx to the save area
6109 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6110 instead of magic 8 when fp word byte size is used.
6111 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6112 instead of -RS6000_VARARGS_SIZE.
6113 (rs6000_stack_info, debug_stack_info,
6114 rs6000_initial_elimination_offset): Remove all traces of
6116 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6117 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6118 RS6000_VARARGS_AREA.
6120 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6122 PR tree-optimization/21963
6123 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6124 constant_multiple_of in the same way get_computation_cost_at does.
6126 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6128 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6129 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6130 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6131 and return its previous value.
6132 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6133 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6135 (stack_protect_set, stack_protect_test): New expanders.
6136 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6137 stack_protect_testdi): New insns.
6138 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6139 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6141 2005-07-06 Jeff Law <law@redhat.com>
6143 * tree-ssa-dce.c (cfg_altered): New global.
6144 (tree_dce_init): Initialize cfg_altered.
6145 (remove_dead_stmt): If we remove an edge in the CFG, then set
6147 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6150 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6152 * Makefile.in (stamp-collect-ld): Use
6153 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6154 ./collect-ld if it already exists.
6155 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6156 Don't remove ./nm if it already exists.
6158 2005-07-05 Devang Patel <dpatel@apple.com>
6160 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6161 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6162 * tree-vectorizer.c (vect_loop_location): New.
6163 (vect_print_dump_info): Use vect_loop_location.
6164 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6165 (vectorize_loops): Set vect_loop_location.
6166 * tree-vect-analyze.c (vect_analyze_offset_expr,
6167 vect_determin_vectorization_factor, vect_analyze_operations,
6168 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6169 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6170 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6171 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6172 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6173 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6174 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6175 vect_analyze_loop): Adjust vect_print_dump_info API.
6176 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6177 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6178 vect_finish_stmt_generation, vectorizable_assignment,
6179 vectorizable_operation, vectorizable_store, vectorizable_load,
6180 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6181 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6182 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6183 vect_transform_loop): Same.
6184 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6185 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6188 2005-07-05 Randolph Chung <tausq@debian.org>
6190 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6191 * configure: Regenerate.
6192 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6193 (pa_tls_referenced_p): Declare.
6194 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6195 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6196 (legitimize_tls_address): New.
6197 (hppa_legitimize_address): Handle TLS addresses.
6198 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6199 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6200 (emit_move_sequence): Handle TLS addresses.
6201 (pa_encode_section_info): Call default handler to handle common
6203 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6204 (CONSTANT_ADDRESS_P): Reject TLS operands.
6205 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6206 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6207 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6208 (UNSPEC_TLSLE): Define new constants.
6209 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6210 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6211 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6212 (tie_symbolic_operand, tle_symbolic_operand): New
6214 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6216 * aclocal.m4: Update macros for autoconf 2.59 style.
6217 * configure.ac: Likewise.
6219 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6221 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6222 (function_arg): Pass small aggregates in general registers on 32-bit
6224 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6226 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6228 * Makefile.in (final.o): Fix dependencies.
6230 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6234 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6235 * langhooks.c (lhd_expr_to_decl): New.
6236 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6238 (LANG_HOOKS_INITIALIZER): Update.
6239 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6240 expr_to_decl langhook.
6241 * c-tree.h (c_expr_to_decl): Declare.
6242 * c-typeck.c (c_expr_to_decl): New.
6243 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6245 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6247 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6250 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6251 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6253 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6255 * Makefile.in: Adjust dependencies.
6256 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6257 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6258 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6259 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6260 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6261 rest_of_compilation.
6263 * bb-reorder.c (gate_duplicate_computed_gotos,
6264 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6265 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6266 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6267 pass_partition_blocks): New.
6268 * bt-load.c (gate_handle_branch_target_load_optimize,
6269 rest_of_handle_branch_target_load_optimize,
6270 pass_branch_target_load_optimize): New.
6271 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6273 * cfglayout.c (pass_insn_locators_initialize): New.
6274 * cfgrtl.c (pass_free_cfg): New.
6275 * combine.c (gate_handle_combine, rest_of_handle_combine,
6277 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6278 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6279 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6280 * except.c (pass_set_nothrow_function_flags,
6281 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6283 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6284 rest_of_handle_shorten_branches, pass_shorten_branches,
6285 rest_of_clean_state, pass_clean_state): New.
6286 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6287 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6288 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6290 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6291 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6292 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6293 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6295 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6296 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6297 pass_rtl_ifcvt, gate_handle_if_after_combine,
6298 rest_of_handle_if_after_combine, pass_if_after_combine,
6299 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6300 pass_if_after_reload): New.
6301 * integrate.c (pass_initial_value_sets): New.
6302 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6303 pass_purge_lineno_notes): New.
6304 * mode-switching.c (rest_of_handle_mode_switching,
6305 pass_mode_switching): New.
6306 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6307 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6309 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6310 pass_loop_optimize): New.
6311 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6313 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6315 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6316 pass_postreload_cse): New.
6317 * profile.c (gate_handle_profiling, pass_profiling,
6318 rest_of_handle_branch_prob, pass_branch_prob): New.
6319 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6320 pass_split_before_regstack, gate_handle_split_before_regstack,
6321 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6322 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6323 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6324 pass_stack_regs): New.
6325 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6326 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6327 pass_stack_adjustments): New.
6328 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6329 pass_regrename): New.
6330 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6331 pass_delay_slots, gate_handle_machine_reorg,
6332 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6333 * rtl.h (extern void purge_line_number_notes): New.
6334 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6335 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6337 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6339 * value-prof.c (gate_handle_value_profile_transformations,
6340 rest_of_handle_value_profile_transformations,
6341 pass_value_profile_transformations): New.
6342 * var-tracking.c (gate_handle_var_tracking,
6343 pass_variable_tracking): New.
6344 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6346 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6347 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6348 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6349 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6350 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6351 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6352 rest_of_handle_gcse2, rest_of_handle_regmove,
6353 rest_of_handle_tracer, rest_of_handle_if_conversion,
6354 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6355 rest_of_handle_web, rest_of_handle_branch_prob,
6356 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6357 rest_of_handle_jump_bypass, rest_of_handle_combine,
6358 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6359 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6360 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6361 rest_of_handle_mode_switching, rest_of_handle_jump,
6362 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6363 rest_of_handle_flow2, rest_of_handle_jump2,
6364 rest_of_handle_peephole2, rest_of_handle_postreload,
6365 rest_of_handle_shorten_branches, rest_of_clean_state,
6366 rest_of_compilation): Remove.
6368 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6369 * passes.c (dump_flags, in_gimple_form, all_passes,
6370 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6371 register_dump_files, next_pass_1, last_verified, execute_todo,
6372 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6373 from tree-optimize.c.
6374 (init_optimization_passes): Moved from tree-optimize.c,
6375 adding the RTL optimizations.
6376 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6377 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6378 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6379 register_dump_files, next_pass_1, last_verified, execute_todo,
6380 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6381 init_tree_optimization_passes, ipa_passes): Delete.
6382 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6384 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6385 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6387 (ipa_passes): Remove.
6388 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6389 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6390 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6391 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6392 (dump_info_p, dump_flag): Moved to tree-dump.h.
6394 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6396 * passes.c (finish_optimization_passes): Use dump_begin
6397 and dump_end, TDI_end.
6398 (gate_rest_of_compilation): New.
6399 (pass_rest_of_compilation): Use it.
6400 (gate_postreload, pass_postreload): New.
6401 * toplev.c (general_init): Rename init_tree_optimization_passes.
6402 * toplev.h (init_tree_optimization_passes): Rename to
6403 init_optimizations_passes.
6404 * tree-dump.c (dump_flag): Make static.
6405 (dump_files): Remove RTL dumps.
6406 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6407 pass_cleanup_cfg, pass_free_cfg_annotations,
6408 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6409 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6410 * tree-pretty-print.c: Include tree-pass.h.
6411 * cgraph.c: Include tree-dump.h.
6413 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6415 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6416 Only fall back to saying it points to readonly memory if
6419 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6421 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6422 * config/m32r/m32r.c (m32r_compute_frame_size,
6423 m32r_expand_prologue): Take current_function_profile into
6424 account whenever we reference
6425 current_function_uses_pic_offset_table.
6426 (m32r_finalize_pic): Remove.
6427 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6429 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6431 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6432 instead of $<. Don't remove ./as if it already exists.
6434 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6437 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6438 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6439 for complex modes when generating code for PA 1.0.
6440 (VALID_FP_MODE_P): New macro.
6441 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6442 sets for all general and floating point modes. Align wide floating
6443 point modes to even register boundaries to comply with architectural
6445 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6446 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6447 (VALID_FP_MODE_P): New macro.
6448 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6449 sets for all general and floating point modes. Align wide floating
6450 point modes to even register boundaries to comply with architectural
6453 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6455 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6458 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6460 * tree-ssa-structalias.c: Don't include expr.h.
6462 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6464 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6467 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6469 Fix PR tree-optimization/22279
6471 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6474 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6476 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6478 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6480 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6481 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6482 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6483 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6484 config/stormy16/stormy16.c, config/v850/v850.c,
6485 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6486 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6487 Avoid "." or "\n" at end of diagnostics and capital letters at
6488 start of diagnostics.
6489 * combine.c, cse.c: Don't translate dump file output.
6490 * toplev.c (print_version): Only translate output if going to
6493 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6495 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6496 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6499 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6501 * pa.c (fix_range): Fix typo in comment.
6503 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6505 * tree-vrp.c (extract_range_from_assert): Replace
6506 fold (build (...)) with fold_build2.
6508 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6510 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6511 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6512 (format_types_orig, handle_format_attribute): Add support for
6515 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6517 * varasm.c (assemble_variable): Fix format specifier thinko.
6519 2005-07-03 Ira Rosen <irar@il.ibm.com>
6521 PR tree-optimization/22029 (and 22135)
6522 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6523 a phi node before calling dump_vops.
6525 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6527 * tree-dump.h (dump_string_field): Declare.
6528 * tree-dump.c: Use it instead of dump_string.
6529 (dump_string_field): Make non-static.
6531 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6533 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6534 up the minimal CFG stuff always when optimize > 0. Call
6535 split_all_insns_noflow in PIC case if needed.
6537 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6538 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6541 * c-decl.c (c_write_global_declarations): Dump contents of
6543 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6544 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6545 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6546 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6549 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6551 * c-common.h (GCC_DIAG_STYLE): Define.
6552 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6553 version for format checking to 4.1.
6554 * c-format.c: Include toplev.h after c-common.h.
6555 (enum format_type): Add gcc_tdiag_format_type.
6556 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6557 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6558 (format_types_orig): Add gcc_tdiag.
6559 (init_dynamic_diag_info): Support gcc_tdiag formats.
6560 (handle_format_attribute): Likewise.
6561 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6562 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6563 version for format checking to 4.1.
6564 (warning0, warning, error, pedwarn, sorry): Use
6566 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6567 (finish_aliases_1): Do not use %qE.
6568 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6569 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6570 Correct format bugs.
6571 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6572 parameter to unsigned HOST_WIDE_INT.
6573 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6575 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6578 * expr.c (write_complex_part): Use adjust_address for MEM.
6579 (read_complex_part): Same.
6581 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6583 Fix PR tree-optimization/22280
6585 * tree-sra.c (generate_element_init): Remove useless loop.
6587 2005-07-02 Richard Henderson <rth@redhat.com>
6589 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6591 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6593 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6596 * fold-const.c (fold_binary): Handle the return value of
6597 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6598 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6600 2005-07-02 Jeff Law <law@redhat.com>
6602 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6603 a eliminate type conversion which feeds an equality comparison
6604 if the original type or either operand in the comparison is a
6607 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6609 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6610 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6612 * config/avr/avr.c: Do not use '`' as left quote.
6613 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6614 Remove "." from end of diagnostics. Make diagnostics start with
6617 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6618 Joseph S. Myers <joseph@codesourcery.com>
6620 * toplev.c (default_tree_printer): Handle setting location with
6622 * c-objc.common.c (c_tree_printer): Likewise.
6623 * c-format.c (gcc_diag_flag_specs): Add '+'.
6624 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6625 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6627 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6628 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6629 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6630 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6631 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6632 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6633 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6634 format arguments where %J is used without %D.
6636 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6638 * gcc.c (LINK_SSP_SPEC): Define.
6639 (link_ssp_spec): New variable.
6640 (LINK_COMMAND_SPEC): Add %(link_ssp).
6641 (static_specs): Add link_ssp_spec.
6642 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6643 * configure: Rebuilt.
6644 * config.in: Rebuilt.
6646 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6647 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6648 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6649 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6650 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6651 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6652 -0x7008(2) instead of reading __stack_chk_guard variable.
6653 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6655 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6656 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6657 if TARGET_THREAD_SSP_OFFSET is defined.
6658 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6659 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6662 2005-06-27 Richard Henderson <rth@redhat.com>
6663 * libgcc-std.ver (GCC_4.1.0): New.
6664 * libgcc.h (__stack_chk_guard): Declare.
6665 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6666 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6667 * mklibgcc.in (lib2funcs): Add them.
6669 2005-07-01 Richard Henderson <rth@redhat.com>
6671 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6672 void * before struct sigcontext *.
6673 (x86_fallback_frame_state): Likewise.
6675 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6677 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6679 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6682 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6683 we check for SSA_NAME for.
6685 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6687 Fix PR tree-optimization/22071
6689 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6691 (get_constraint_for_component_ref): Use it.
6693 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6696 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6697 print out the last new line.
6699 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6701 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6702 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6703 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6704 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6705 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6706 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6707 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6708 (enum reg_class): New member CC0_REGS.
6709 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6710 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6711 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6712 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6713 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6714 Adjust for register now described.
6716 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6719 * config/i386/i386.md (stack_protect_test_si,
6720 stack_protect_test_di): Add earlyclobber for scratch 3.
6721 * config/rs6000/rs6000.md (stack_protect_testsi,
6722 stack_protect_testdi): Add earlyclobber for scratch 3,
6723 remove earlyclobber from scratch 4.
6725 Older entries for 2005 can be found in ChangeLog-2005.