1 2005-09-29 Alan Modra <amodra@bigpond.net.au>
4 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5 check for numbers that need no bit twiddle.
7 2005-09-28 Geoffrey Keating <geoffk@apple.com>
9 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
12 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
13 (stage1-start): Delete old libgcc and libunwind before moving
14 anything into the stage directory.
15 (stage2-start): Likewise.
16 (stage3-start): Likewise.
17 (stage4-start): Likewise.
18 (stageprofile-start): Likewise.
19 (stagefeedback-start): Likewise.
20 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
21 header in tm_file and CPU-specific t-darwin in tmake_file.
22 (i[34567]86-*-darwin*): Don't change tm_file.
23 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
24 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
25 shared library stub for target OS version.
26 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
27 (SHLIB_LINK): Don't make SHLIB_SOLINK.
28 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
29 (libgcc_s.%.dylib): New.
31 (install-darwin-libgcc-stubs): New.
32 (INSTALL_LIBGCC): New append.
33 * config/i386/darwin-libgcc.10.4.ver: New.
34 * config/i386/darwin-libgcc.10.5.ver: New.
35 * config/i386/t-darwin: New.
36 * config/rs6000/darwin-libgcc.10.4.ver: New.
37 * config/rs6000/darwin-libgcc.10.5.ver: New.
38 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
39 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
41 2005-09-28 Paul Brook <paul@codesourcery.com>
43 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
46 2005-09-28 Richard Guenther <rguenther@suse.de>
48 PR tree-optimization/23853
49 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
50 host_integerp to verify misalignment value.
52 2005-09-28 Richard Henderson <rth@redhat.com>
54 * builtins.c (get_builtin_sync_mode): New.
55 (expand_builtin_sync_operation): Pass in mode argument.
56 (expand_builtin_compare_and_swap): Likewise.
57 (expand_builtin_lock_test_and_set): Likewise.
58 (expand_builtin_lock_release): Likewise.
59 (expand_builtin): Update to match.
61 2005-09-28 Nick Clifton <nickc@redhat.com>
63 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
64 formatting. Add check to PLUS case to ensure that the offset is
65 within an acceptable range.
67 * config/v850/v850.md (casesi): Disable the generation of the
68 switch pattern as it is not being handled properly at the moment.
70 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
71 for when the high words are identical.
73 2005-09-27 Richard Henderson <rth@redhat.com>
75 * pretty-print.c (pp_base_format): Fix typo for %>.
77 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
78 Devang Patel <dpatel@apple.com>
80 PR tree-optimization/23625
81 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
82 LABEL_EXPR, assertion check.
84 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
86 * optabs.c (no_conflict_move_test): Check if a result of a
87 to-be-moved insn would be clobbered by an originally
90 2005-09-27 Jeff Law <law@redhat.com>
92 * passes.c (init_optimization_passes): Replace copy propagation
93 passes immediately after DOM with phi-only copy propagation
94 pases. Add phi-only copy propagation pass after first DOM pass.
95 * tree-pass.h (pass_phi_only_copy_prop): Declare.
96 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
97 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
98 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
99 to init_copy_prop. Callers updated.
100 (do_phi_only_copy_prop): New function.
101 (pass_phi_only_copy_prop): New pass descriptor.
103 2005-09-27 Nick Clifton <nickc@redhat.com>
105 * libgcc2.c (__popcount_tab): Remove redundant prototype.
107 2005-09-26 Jason Merrill <jason@redhat.com>
110 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
112 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
114 2005-09-26 James E Wilson <wilson@specifix.com>
116 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
117 copyright. Add gcc copyright plus libgcc exception.
118 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
120 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
122 2005-09-26 Jeff Law <law@redhat.com>
124 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
125 about when to iterate.
127 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
130 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
131 for __complex__ double in -mcpu=G5 mode.
133 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
135 PR tree-optimization/23942
136 * Makefile.in (SCEV_H): Depends on PARAMS_H.
137 * tree-scalar-evolution.c: Include params.h.
139 (follow_ssa_edge, follow_ssa_edge_in_rhs,
140 follow_ssa_edge_in_condition_phi_branch,
141 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
142 Change return type to t_bool. Use a parameter to limit the size of
143 trees that are walked before stopping
144 (analyze_evolution_in_loop): Initialize the limit to 0.
145 (follow_ssa_edge): Give up by returning t_dont_know if the limit
146 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
148 2005-09-26 Uros Bizjak <uros@kss-loka.si>
151 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
152 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
154 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
156 * combine.c (make_extraction): Check for valid use of subreg.
158 2005-09-26 Uros Bizjak <uros@kss-loka.si>
161 * config/i386/i386.md ("*fistdi2_1"): New pattern.
162 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
163 ("fist<mode>2_with_temp"): Use only register operands.
165 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
167 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
168 CALL_INSN_FUNCTION_USAGE.
170 2005-09-26 Richard Guenther <rguenther@suse.de>
173 * gcse.c: Include hashtab.h, define ldst entry hashtable.
174 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
175 (ldst_entry): Use the hashtable instead of list-walking.
176 (find_rtx_in_ldst): Likewise.
177 (free_ldst_entry): Free the hashtable.
178 (compute_ld_motion_mems): Create the hashtable.
179 (trim_ld_motion_mems): Remove entry from hashtable if
180 removing it from list.
181 (compute_store_table): Likewise^2.
182 (store_motion): Free hashtable in case we did not see
185 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
187 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
188 and arg1 if we are passing them to fold_build2.
190 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
193 * config/i386/i386.c (ix86_function_regparm): Fix the test for
196 2005-09-25 Richard Henderson <rth@redhat.com>
198 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
199 SYMBOL_REF_TLS_MODEL to be correct.
201 2005-09-24 Richard Henderson <rth@redhat.com>
203 * ipa-type-escape.c (discover_unique_type): Remove dead code at
204 end of function. Reindent.
206 2005-09-24 Ian Lance Taylor <ian@airs.com>
208 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
209 NEGATE_EXPR/BIT_NOT_EXPR case.
211 2005-09-24 Richard Henderson <rth@redhat.com>
213 * c-common.c (handle_mode_attribute): When not modifying in place,
214 create subtypes for enumerations.
215 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
216 * gimplify.c (create_tmp_from_val): Likewise.
218 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
220 * config/i386/i386.md (*tls_global_dynamic_64,
221 *tls_local_dynamic_base_64): Add missing mode to call.
222 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
224 2005-09-24 Jan Hubicka <jh@suse.cz>
226 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
227 (cgraph_clone_node): Likewise.
228 * cgraph.h (cgraph_clone_edge): Update prototype.
229 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
230 duplicated prototypes; add updating argument.
231 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
232 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
234 (cgraph_mark_inline_edge): Likewise.
235 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
236 (cgraph_flatten_node): Likewise.
237 (cgraph_decide_recursive_inlining): Likewise.
238 (cgraph_decide_inlining_of_small_function): Likewise.
239 * tree-optimize.c (tree_rest_of_compilation): Likewise.
241 2005-09-23 David Edelsohn <edelsohn@gnu.org>
242 Pete Steinmetz <steinmtz@us.ibm.com>
244 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
245 (rldic.): Set type to "compare".
247 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
248 mfjmpr for MFCTR/MFLR.
249 (movdf_hardfloat64): Same.
250 (movdf_softfloat64): Same. Correct order of store and move types.
251 (movti_string): Set type to store_ux/load_ux.
252 (load_multiple): Set type to load_ux.
253 (store_multiple): Set type to store_ux.
254 (movmemsi): Set type to store_ux.
255 (output_cbranch direct_return): Set type to jmpreg.
256 (stmw): Set type to store_ux.
257 (lmw): Set type to load_ux.
258 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
259 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
260 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
261 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
262 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
263 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
264 (rios1-fpstore): Increase latency to 3.
265 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
266 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
268 2005-09-23 David Edelsohn <edelsohn@gnu.org>
269 Andrew Pinski <pinskia@physics.uc.edu>
271 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
272 operand2 constraint to "b".
273 (sync_<fetchop_name>di_internal): Same.
274 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
276 (sync_old_<fetchop_name>di_internal): Same.
277 (sync_new_<fetchop_name>si_internal): Same.
278 (sync_new_<fetchop_name>di_internal): Same.
280 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
283 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
284 case, define as macros.
286 PR rtl-optimization/23837
287 * optabs.c (no_conflict_move_test): Don't set must_stay for a
288 clobber / clobber match between dest and p->first.
290 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
291 (no_conflict_move_test): Update comments.
293 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
295 * doc/install.texi: Update URL for Jacks.
296 * doc/sourcebuild.texi: Likewise.
298 2005-09-22 David Edelsohn <edelsohn@gnu.org>
301 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
302 registers when choosing register preferences.
303 (movdf_hardfloat64): Same.
305 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
307 * expmed.c (expand_shift): Don't use the target of the rotate as
308 target for the first expanded shift insn.
309 * testsuite/gcc.dg/20050922-1.c: Testcase added.
311 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
313 PR tree-optimization/22438
314 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
315 preserved iv rhs rewriting specially.
317 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
319 * tree-data-ref.c (analyze_array_indexes): Only estimate when
320 estimate_only is true.
321 * tree-flow.h (ref_contains_indirect_ref): New prototype.
322 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
323 tree-ssa-structalias.c
324 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
325 ref_contains_indirect_ref.
326 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
328 2005-09-21 DJ Delorie <dj@redhat.com>
330 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
332 (mn10300_return_in_memory): Support variable size types also.
333 (mn10300_pass_by_reference): Likewise.
334 (mn10300_function_value): New.
335 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
336 (FUNCTION_OUTGOING_VALUE): Likewise.
337 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
338 * doc/invoke.texi: Document it.
340 2005-09-21 Uros Bizjak <uros@kss-loka.si>
343 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
344 force integer op1 into register for XFmode compares.
346 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
349 * expmed.c (alg_code): Add alg_impossible.
350 (alg_hash_entry): Add cost.
351 (synth_mult): Record alg_impossible in the hash table if
352 multiplication by a given integer is impossble within the
353 limit. Speed up using alg_impossible.
355 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
357 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
358 argument. Allow and set any offset if needs_anyoffset is passed
360 (get_constraint_for): Add argument here too.
362 (do_structure_copy): Pass NULL to get_constraint_for.
363 (handle_ptr_arith): Ditto.
364 (find_func_aliases): Ditto.
366 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
368 PR rtl-optimization/23898
369 * output.h (get_attr_min_length): Declare.
370 * final.c (get_attr_length_1): New function, broken out of:
372 (get_attr_min_length): New function.
373 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
374 (duplicate_computed_gotos): Likewise.
375 * genattr.c (insn_min_length): Generate declaration.
376 * genattrtab.c (min_fn, min_attr_value): New functions.
377 (make_length_attrs): Generate insn_min_length.
379 2005-09-20 Steve Ellcey <sje@cup.hp.com>
381 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
383 2005-09-20 Richard Henderson <rth@redhat.com>
385 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
388 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
390 * c.opt (fextended-identifiers): New.
391 * c-opts.c (c_common_handle_option): Handle
392 -fextended-identifiers.
393 * doc/cpp.texi: Update documentation of extended identifiers.
394 * doc/cppopts.texi (-fextended-identifiers): Document.
396 2005-09-20 Jakub Jelinek <jakub@redhat.com>
398 PR tree-optimization/23929
399 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
402 PR tree-optimization/23818
403 * tree-stdarg.c (execute_optimize_stdarg): Call
404 calculate_dominance_info.
406 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
408 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
409 (analyze_siv_subscript_cst_affine): Add weak SIV test.
410 (compute_overlap_steps_for_affine_1_2): Use
411 get_number_of_iters_for_loop.
412 (analyze_subscript_affine_affine): Check whether difference is
414 Use get_number_of_iters_for_loop.
415 Check whether overlap occurs outside of bounds.
416 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
418 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
420 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
421 base register if possible.
423 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
425 PR tree-optimization/18463
426 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
427 converting it directly is not possible.
428 (chrec_convert_aggressive): New function.
429 * tree-chrec.h (chrec_convert_aggressive): Declare.
430 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
431 Fold chrec conversions aggressively if asked to.
432 (instantiate_parameters): Modified because of changes in
433 instantiate_parameters_1.
435 2005-09-19 Richard Henderson <rth@redhat.com>
437 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
438 (reduc_splus_v2df): New.
440 2005-09-19 Richard Sandiford <richard@codesourcery.com>
442 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
443 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
445 2005-09-19 Richard Henderson <rth@redhat.com>
447 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
450 2005-09-19 Richard Henderson <rth@redhat.com>
452 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
453 (ia64_expand_dot_prod_v8qi): New.
454 * config/ia64/ia64-protos.h: Update.
455 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
456 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
457 sdot_prodv8qi, sdot_prodv4hi): New.
458 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
460 2005-09-19 Richard Henderson <rth@redhat.com>
463 * real.c (exact_real_truncate): Return false if the format cannot
464 represent the number as a normal.
466 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
469 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
471 * tree-ssa-operands.c (swap_tree_operands): Export.
472 * tree.h (swap_tree_operands): Declare.
473 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
474 Call swap_tree_operands.
476 2005-09-19 Richard Henderson <rth@redhat.com>
478 * tree-flow.h (merge_alias_info): Declare.
479 * tree-ssa-copy.c (merge_alias_info): Export.
480 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
481 (vect_create_data_ref_ptr): Use create_iv directly.
482 (vectorizable_load): Use correct types for integer constants.
483 (vect_generate_tmps_on_preheader): Likewise.
484 (vect_gen_niters_for_prolog_loop): Likewise.
486 2005-09-19 Steven Bosscher <stevenb@suse.de>
488 PR rtl-optimization/23943
489 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
491 2005-09-18 Jan Hubicka <jh@suse.cz>
493 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
495 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
497 * varasm.c (output_constant): Do not abort on conversions to union
498 types between different sizes.
500 2005-09-18 Richard Guenther <rguenther@suse.de>
503 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
506 2005-09-18 Paul Brook <paul@codesourcery.com>
508 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
510 2005-09-17 Richard Henderson <rth@redhat.com>
512 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
513 * tree-ssa-loop.c (pass_vect_dce): Remove.
514 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
517 2005-09-17 Richard Henderson <rth@redhat.com>
519 * tree-pass.h (pass_vect_dce): Declare.
520 * passes.c (init_optimization_passes): Add it.
521 * tree-flow.h (tree_ssa_dce): Declare.
522 * tree-ssa-dce.c (tree_ssa_dce): Export.
523 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
524 (gate_tree_vectorize): ... here.
525 (pass_vect_dce): New.
527 2005-09-17 Jan Hubicka <jh@suse.cz>
529 * except.c (struct eh_status): Turn region_array into vec.
530 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
531 convert_from_eh_region_ranges, find_exception_handler_labels,
532 current_function_has_exception_handlers, assign_filter_values,
533 build_post_landing_pads, dw2_build_landing_pads,
534 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
535 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
536 foreach_reachable_handler, can_throw_internal_1,
537 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
539 (duplicate_eh_region_1): Update region_array.
540 (duplicate_eh_regions): Resize region_array and avoid recomputing.
542 2005-09-17 David Edelsohn <edelsohn@gnu.org>
545 * expmed.c (expand_mult): Substitute simple register for op0 when
548 2005-09-17 Richard Henderson <rth@redhat.com>
550 * expr.c (emit_move_via_integer): Add force argument, pass it on
551 to emit_move_change_mode. Update callers.
552 (emit_move_complex): Pass true to new force argument.
553 * function.c (expand_function_end): Move expand_eh_return call
554 earlier. Merge sub-word complex values into a pseudo before
555 copying to the return hard register.
557 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
559 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
560 between different sizes.
562 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
566 * passes.c (init_optimization_passes): Register dump files for
569 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
571 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
572 * config/s390/s390.c (s390_overlap_p): New function.
573 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
574 peephole2, "*xc" peephole2): Added overlap check to the peephole2
577 2005-09-16 Richard Guenther <rguenther@suse.de>
579 * ipa-pure-const.c (static_execute): Free auxiliar information.
580 * ipa-type-escape.c (discover_unique_type): Free temporary key.
581 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
583 2005-09-15 DJ Delorie <dj@redhat.com>
585 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
587 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
589 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
591 (swap_commutative_operands_with_target): New.
593 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
595 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
598 (estimate_iters_using_array): New function.
599 * tree-data-ref.h (estimate_iters_using_array): Prototype
600 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
601 Use estimate_iters_using_array instead of analyze_array.
603 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
605 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
608 2005-09-15 Michael Matz <matz@suse.de>
610 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
612 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
614 PR tree-optimization/23835
615 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
616 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
618 2005-09-14 Richard Henderson <rth@redhat.com>
620 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
621 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
623 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
625 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
626 in the ARRAY_TYPE case.
628 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
630 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
632 2005-09-14 Uros Bizjak <uros@kss-loka.si>
635 * tree-vect-transform.c (vectorizable_operation): Return false for
636 scalar shift operations and for vector shift operations with
637 non-invariant shift arguments. Use scalar tree operand op1 as
638 a shift operand when vector shift insn pattern uses scalar shift
640 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
642 2005-09-14 Olivier Hainque <hainque@adacore.com>
644 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
645 value if it has side-effects.
647 2005-09-14 David Edelsohn <edelsohn@gnu.org>
650 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
652 2005-09-14 Alan Modra <amodra@bigpond.net.au>
654 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
655 passed as NAME as if it were label at start of function code.
657 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
659 * config/sh/sh.md (*movv4sf_i): Add general register cases to
662 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
664 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
665 as early clobber. Rewrite so the PIC register is not implicitly used.
667 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
669 * tree.c (annotate_with_file_line): Compare line numbers before
672 2005-09-13 Uros Bizjak <uros@kss-loka.si>
675 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
676 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
678 2005-09-13 Ian Lance Taylor <ian@airs.com>
680 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
681 than a HOST_WIDEST_INT to gen_doloop_begin.
683 2005-09-13 Diego Novillo <dnovillo@redhat.com>
685 * tree-dfa.c (dump_variable): Guard against NULL annotations.
687 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
689 PR tree-optimize/23817
690 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
692 2005-09-13 Alan Modra <amodra@bigpond.net.au>
695 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
696 word before changing the stack pointer. Use gen_frame_mem for MEMs.
697 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
698 (restore_stack_nonlocal): Likewise.
699 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
701 2005-09-12 Ian Lance Taylor <ian@airs.com>
704 * c.opt (ffriend-injection): New C++ option.
705 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
706 (C++ Dialect Options): Document -ffriend-injection.
708 2005-09-12 Josh Conner <jconner@apple.com>
711 * ipa-reference.c (static_execute): Don't mark variables in
712 named sections TREE_READONLY.
714 2005-09-12 Alan Modra <amodra@bigpond.net.au>
716 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
719 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
721 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
722 V_MUST_DEF instead of just the first_use_p.
723 Don't mark the virtual variables for renaming on the statement which
725 (pass_dse): Remove TODO_update_ssa.
727 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
730 * stor-layout.c (compute_record_mode): For records with a single
731 field, actually check the field's mode size against the type size.
733 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
734 registers for TARGET_SHMEDIA.
735 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
736 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
737 of GENERAL_REGS and FP_REGS.
739 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
741 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
743 2005-09-12 Alan Modra <amodra@bigpond.net.au>
745 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
746 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
747 are omitted. Exclude stack_tie insn too.
749 2005-09-11 David Edelsohn <edelsohn@gnu.org>
751 PR rtl-optimization/23098
752 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
754 * config/rs6000/rs6000.md (movdf splitter): Use
755 const_double_operand predicate for TARGET_POWERPC64.
756 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
757 SYMBOL_REF method to ABI_V4.
759 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
760 replace_equiv_address.
761 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
762 rs6000_sr_alias_set and MEM_NOTRAP.
763 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
765 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
767 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
768 handle CALL_EXPR again.
770 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
772 * arm/predicates.md (alignable_memory_operand): Delete.
774 2005-09-10 Richard Henderson <rth@redhat.com>
777 * dbxout.c (dbxout_expand_expr): New.
778 (dbxout_symbol): Use it.
780 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
782 * arm.c (arm_gen_rotated_half_load): Delete.
783 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
784 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
785 (thumb_set_return_address): Likewise.
786 (thumb_load_double_from_address): Use adjust_address.
787 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
788 (extendhsisi2_mem, movhi_bytes): Use change_address.
789 (movhi): Use widen_memory_access.
790 (reload_out_df): Use replace_equiv_address.
791 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
793 2005-09-09 Richard Henderson <rth@redhat.com>
796 * dbxout.c: Include expr.h.
797 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
798 (dbxout_symbol): Handle DECL_VALUE_EXPR.
799 * Makefile.in (dbxout.o): Add EXPR_H.
801 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
803 PR tree-optimization/23509
804 * tree-cfg.c (replace_uses_by): Use replace_exp.
805 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
806 pointers have name_mem_tag or type_mem_tag set.
808 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
810 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
811 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
812 of wrongly accessing operands.
814 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
816 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
817 * tree-chrec.c: Include tree-scalar-evolution.h.
818 (chrec_convert): Instantiate the base and step before calling
819 scev_probably_wraps_p that would fail on parametric evolutions.
820 Collect all the fails into a single section failed_to_convert,
821 print a diagnostic, and return chrec_dont_know instead of calling
823 * tree-scalar-evolution.c (loop_closed_phi_def): New.
824 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
826 (scev_const_prop): Don't replace the definition of a loop closed ssa
827 phi node by itself, or by another loop closed ssa phi node.
828 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
829 that base and step are defined.
831 2005-09-09 Richard Guenther <rguenther@suse.de>
834 * fold-const.c (fold_ternary): Check truth_value_p before
835 calling invert_truthvalue.
837 2005-09-09 Nick Clifton <nickc@redhat.com>
839 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
840 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
841 dimension of these arrays.
842 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
844 * longlong.h: Only provide a prototype for the __clz_tab[] array
845 if this header has not been included from libgcc2.h.
846 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
848 Provide prototypes for exported functions.
849 Use the __clz_tab[] and __popcount_tab[] arrays provided by
852 2005-09-08 Josh Conner <jconner@apple.com>
856 * expr.c (expand_expr_addr_expr_1): Don't invoke
857 expand_simple_binop for EXPAND_INITIALIZER.
859 2005-09-08 Richard Henderson <rth@redhat.com>
862 * toplev.c (wrapup_global_declaration_1): Split out ...
863 (wrapup_global_declaration_2): ... from ...
864 (wrapup_global_declarations): ... here. Return bool.
865 (check_global_declaration_1): Split out ...
866 (check_global_declarations): from here.
867 (emit_debug_global_declarations): New.
868 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
869 check_global_declaration_1, emit_debug_global_declarations): Declare.
870 * c-decl.c (c_write_global_declarations_1): Don't create a vector
871 of decls. Call wrapup_global_declaration_1,
872 wrapup_global_declaration_2, check_global_declaration_1 directly.
873 (c_write_global_declarations_2): New.
875 (c_write_global_declarations): Call c_write_global_declarations_2.
876 * langhooks.c (write_global_declarations): Call
877 emit_debug_global_declarations.
879 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
880 remove decls that have DECL_RTL_SET_P.
881 * passes.c (rest_of_decl_compilation): Invoke
882 cgraph_varpool_finalize_decl for all but functions.
884 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
886 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
887 the result of a conversion if the new min and max cannot be compared.
889 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
891 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
892 (override_options): Setting s390_sr_alias_set removed.
893 (save_fpr, save_gprs): Set alias set to vararg or frame.
894 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
895 s390_sr_alias_set with get_frame_alias_set ().
896 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
897 get_varargs_alias_set ().
899 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
903 * c-parser.c (c_parser_objc_method_definition): If the next
904 token is not "{", error out and don't start the function.
906 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
908 * tree-vrp.c (extract_range_from_expr): Move the check for non
909 nullness after the check for gimple invariant.
911 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
913 * tree.c (host_integerp, tree_low_cst): Correct function comment.
915 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
918 * config/m32r.md (movmemsi_internal): Canonicalize order of
919 operands in PLUS component of template.
921 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
923 * reload1.c (fixup_eh_region_note): Remove assertion.
924 (fixup_abnormal_edges): Reverted removal of call to
925 find_many_sub_basic_blocks made on 2005-08-31.
927 2005-09-07 Richard Henderson <rth@redhat.com>
929 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
930 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
931 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
932 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
933 rearrange for better packing.
934 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
935 (lookup_cfa_1): Remove inline marker.
936 (cfa_equal_p): Split out of ...
937 (def_cfa_1): ... here. Use INVALID_REGNUM.
938 (build_cfa_loc): Handle !cfa->indirect.
939 (frame_pointer_cfa_offset): New.
940 (dbx_reg_number): Assert register elimination performed; do
941 leaf register remapping.
942 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
943 (eliminate_reg_to_offset): New.
944 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
945 for verifiably local stack frame addresses; re-base to CFA.
946 (mem_loc_descriptor): Remove can_use_fbreg argument.
947 (concat_loc_descriptor, loc_descriptor): Likewise.
948 (containing_function_has_frame_base): Remove.
949 (rtl_for_decl_location): Don't do register elimination or
950 leaf register remapping here.
951 (secname_for_decl): Split out from ..
952 (add_location_or_const_value_attribute): ... here.
953 (convert_cfa_to_loc_list): New.
954 (compute_frame_pointer_to_cfa_displacement): New.
955 (gen_subprogram_die): Use them.
956 * tree.h (frame_base_decl): Remove.
957 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
958 (prologue_stack_adjust): Remove.
959 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
960 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
961 (set_frame_base_location): Remove.
962 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
963 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
964 (vt_add_function_parameters): Don't eliminate_regs.
965 (vt_initialize): Don't create frame_base_decl.
967 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
969 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
970 version of GNU binutils for 4.x and later.
972 2005-09-06 Mark Mitchell <mark@codesourcery.com>
974 * ggc-page.c (ggc_push_context): Remove.
975 (ggc_pop_context): Likewise.
976 * ggc.h (ggc_push_context): Remove.
977 (ggc_pop_context): Likewise.
979 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
982 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
983 returning from an interrupt handler.
985 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
988 * config/arc/arc.c (output_shift): Add check for loop count when
991 2005-09-06 Steven Bosscher <stevenb@suse.de>
993 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
995 (abs_replacement): Likewise.
996 (pass_phiopt): Remove TODO_update_ssa.
998 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1001 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1002 if "return with no value, in function returning non-void" warning
1004 * tree-cfg.c (execute_warn_function_return): Don't look at
1005 RETURN_EXPRs with TREE_NO_WARNING set.
1008 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1009 for internal functions doesn't use registers used by global registers
1010 variables. Use fewer register parameters if there are global register
1013 2005-09-06 Olivier Hainque <hainque@adacore.com>
1014 Eric Botcazou <ebotcazou@adacore.com>
1017 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1018 when we would be extracting outside its bit span (bitpos+bitsize
1019 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1020 Ada unchecked conversions.
1022 2005-09-06 Steven Bosscher <stevenb@suse.de>
1024 * tree-ssa-pre.c (try_look_through_load): New function.
1025 (compute_avail): Use it to try to look through loads for some
1026 more useful expressions.
1028 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1030 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1031 condition for detecting cases like (a&a) and (a^a).
1033 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1035 * common.opt: Add option ftree-vect-loop-version.
1036 * params.def: Add --param vect-max-version-checks.
1037 * doc/invoke.texi: Document ftree-vect-loop-version and
1038 --param vect-max-version-checks.
1039 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1040 may_misalign_stmts and defines for accessors.
1041 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1042 LOOP_VINFO_MAY_MISALIGN_STMTS.
1043 (destroy_loop_vec_info): VEC_free for
1044 LOOP_VINFO_MAY_MISALIGN_STMTS.
1045 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1046 Update documentation.
1047 (vect_update_misalignment_for_peel): New.
1048 (vect_enhance_data_refs_alignment): Update to choose loop
1049 peeling or loop versioning if appropriate for the (potentially)
1050 unaligned data references in the loop.
1051 (vect_analyze_data_refs_alignment): Remove call to
1052 vect_enhance_data_refs_alignment so the checks can be done
1054 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1055 and move up call to vect_analyze_data_refs_alignment.
1056 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1057 (vect_transform_loop): Add call to loop_version.
1059 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1061 PR rtl-optimization/23098
1062 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1063 * simplify-rtx.c (constant_pool_reference_p): New function.
1064 * rtl.h (constant_pool_reference_p): New prototype.
1065 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1066 constant_pool_reference_p in condition and
1067 avoid_constant_pool_reference in preparation statements.
1069 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1071 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1072 STRICT_LOW_PART SETs.
1074 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1077 * except.c (sjlj_emit_function_enter): Find the function begin
1078 note even when it's not in first basic block.
1080 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1082 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1083 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1084 * aclocal.m4: Regenerate.
1086 2005-09-05 DJ Delorie <dj@redhat.com>
1088 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1091 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1093 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1094 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1095 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1096 Follow spelling conventions.
1097 * doc/invoke.texi: Follow spelling conventions.
1099 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1101 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1102 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1103 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1105 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1108 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1109 (output_stack_adjust): Use gen_tmp_stack_mem.
1110 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1111 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1112 (sh_get_pr_initial_val): Likewise.
1113 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1114 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1115 * sh.md (divsi_inv_m0): Use gen_const_mem.
1116 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1117 (movdf_i4+1): Use gen_tmp_stack_mem.
1118 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1119 (fpu_switch+2): Likewise.
1120 (movv4sf_i, movv16sf_i): Use adjust_address.
1121 (symGOT_load): Set MEM_NOTRAP_P bit.
1123 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1126 * pa.c (emit_move_sequence): Fix typo in last change.
1128 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1130 PR rtl-optimization/23454
1131 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1134 2005-09-03 Richard Henderson <rth@redhat.com>
1135 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1138 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1141 2005-09-02 Nicolas Pitre <nico@cam.org>
1143 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1144 to bit_count to 32 bits.
1146 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1149 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1150 generating synthetic loads from volatile lvalues.
1152 005-09-02 Nick Clifton <nickc@redhat.com>
1154 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1155 __ctzhi2, __clzhi2): New functions.
1157 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1160 * tree-nested.c (struct var_map_elt): Mark with GTY.
1161 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1163 (lookup_field_for_decl): Allocate new element in GC memory.
1164 (lookup_tramp_for_decl): Likewise.
1165 (convert_nl_goto_reference): Likewise
1166 (create_nesting_tree): Allocate info in GC memory. Likewise for
1168 (free_nesting_tree): Free with ggc_free instead of free.
1169 (root): New static variable.
1170 (lower_nested_functions): Remove root as local variable. And zero out
1171 root at the end of the function.
1173 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1175 PR rtl-optimization/20365
1176 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1177 to short. New member ix.
1178 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1179 (simplify_plus_minus): Initialize ix members before calling qsort.
1181 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1183 PR tree-optimization/23626
1184 * tree-cfg.c (replace_uses_by): Clean up eh info.
1186 2005-09-01 DJ Delorie <dj@redhat.com>
1188 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1191 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1193 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1194 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1197 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1199 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1200 do not issue warning for a variable definition following
1203 2005-09-01 Richard Henderson <rth@redhat.com>
1206 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1207 conversion to CONST_VECTOR.
1209 2005-09-01 Richard Henderson <rth@redhat.com>
1212 * reload1.c (reload_as_needed): Check !CALL_P before calling
1213 fixup_eh_region_note.
1214 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1216 2005-09-01 DJ Delorie <dj@redhat.com>
1218 * varasm.c (output_constant): Let the target resolve
1219 conversions of addresses to non-default pointer sizes.
1221 2005-09-01 Nicolas Pitre <nico@cam.org>
1223 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1224 to alow matching ARM pre-indexed addressing mode.
1225 (arm_override_options): Remove now irrelevant comment.
1227 2005-09-01 Phil Edwards <phil@codesourcery.com>
1229 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1230 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1231 * config/i386/vxworks.h: Likewise.
1232 * config/i386/t-vxworksae: New file, for VxWorks AE.
1233 * config/i386/vxworksae.h: Likewise.
1235 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1237 PR tree-optimization/23410
1238 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1239 sequence is not wrapping during the first step.
1241 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1244 * dwarf2out.c (base_type_die): Compare char_type_node with
1245 TYPE_MAIN_VARIANT (type), not type.
1247 2005-09-01 Richard Guenther <rguenther@suse.de>
1249 PR tree-optimization/15366
1250 * common.opt: Add -finline-functions-called-once.
1251 Put -fearly-inlining in alphabetically ordered place.
1252 * doc/invoke.texi: Document new option.
1253 * ipa-inline.c (cgraph_decide_inlining): Honour
1254 flag_inline_functions_called_once.
1256 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1258 PR rtl-optimization/23478
1259 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1260 (alloc_qty): Initialize it.
1261 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1262 (combine_regs): Combine also n_throwing_calls_crossed fields.
1263 (find_free_reg): Don't attempt to caller-save pseudos crossing
1264 calls that might throw.
1265 * global.c (struct allocno): Add throwing_calls_crossed field.
1266 (global_alloc): Revert 2005-08-22 change. Initialize
1267 throwing_calls_crossed.
1268 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1271 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1274 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1275 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1276 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1277 (and64_2_operand): Tweak to use predicate.
1278 (and_operand): Adjust for mask_operand changes.
1279 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1280 (print_operand): Likewise.
1281 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1282 (mask64_1or2_operand): Delete.
1283 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1284 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1285 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1286 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1287 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1288 (rotldi3_internal4): Likewise.
1289 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1290 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1291 (ashldi3_internal7): Likewise.
1292 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1293 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1294 (anddi3 split): Don't match mask64_operand.
1295 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1296 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1297 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1298 't' splitter predicate.
1299 (movdi_internal64 + 2): Revert 2005-06-11 change.
1301 2005-08-31 DJ Delorie <dj@redhat.com>
1303 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1304 (m32c_asm_integer): Add support for 32 bit pointers.
1306 2005-08-31 Richard Henderson <rth@redhat.com>
1308 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1309 component-like references for setting MEM_NOTRAP_P.
1311 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1312 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1314 2005-08-31 Richard Henderson <rth@redhat.com>
1316 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1317 into a pseudo before applying gen_lowpart.
1319 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1321 * doc/install.texi (Specific): Update cctools version required
1322 for full functionality.
1323 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1324 linkers as -macosx_version_min.
1326 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1329 * sh.c (print_operand, %R and %S): Add handling of floating point
1330 registers, memory, constants and invalid operands.
1332 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1334 * ipa-pure-const.c: Change dump name.
1336 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1339 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1340 to "reg_or_0_operand".
1341 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1343 2005-08-31 Dale Johannesen <dalej@apple.com>
1345 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1346 loops that count down.
1348 2005-08-31 Richard Henderson <rth@redhat.com>
1351 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1352 (fixup_eh_region_note): New.
1353 (reload_as_needed): Call it.
1354 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1355 don't call find_many_sub_basic_blocks; call verify_flow_info.
1356 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1357 (keep_stack_depressed): Likewise.
1358 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1360 2005-08-31 Richard Henderson <rth@redhat.com>
1362 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1365 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1367 * expr.c (expand_expr_real_1): Compare size of address
1368 mode to target's address mode size in deciding expansion of
1369 the constant address.
1371 2005-08-31 Richard Guenther <rguenther@suse.de>
1374 * expr.c (all_zeros_p): New function.
1375 (expand_expr_real_1): Handle the case of an all-zero
1376 non-addressable constructor separately.
1378 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1380 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1381 arguments, adjust all callers.
1382 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1384 2005-08-30 Richard Henderson <rth@redhat.com>
1387 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1388 whenever the mode sizes match.
1390 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1392 * calls.c (load_register_parameters): Fix comment typo.
1393 * expr.c (emit_push_insn): Comment formatting.
1395 2005-08-30 Ian Lance Taylor <ian@airs.com>
1397 * config/i386/x-cygwin (host-cygwin): Change dependency from
1398 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1400 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1402 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1405 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1408 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1409 call to ggc_collect.
1411 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1414 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1415 beginning. Remove $(INCLUDES) from all the rules, if following
1416 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1418 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1421 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1422 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1423 not constant, but maxlen is, don't set len to maxlen, rather
1424 set maxlen to len if len is a constant.
1426 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1428 PR tree-optimization/23475
1429 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1432 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1434 Fix PR middle-end/22455
1436 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1437 Checksum only the parts of the tree that exist for the tree code.
1439 2005-08-28 Dale Johannesen <dalej@apple.com>
1441 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1443 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1445 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1447 2005-08-28 Richard Henderson <rth@redhat.com>
1449 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1450 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1453 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1456 * builtins.c (get_memory_rtx): Don't strip nops
1457 in between COMPONENT_REFs.
1459 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1462 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1464 (gimplify_modify_expr): Check for zero sized types and gimplify the
1465 rhs and lhs as statements.
1467 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1470 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1471 state for return address column of signal frames.
1473 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1476 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1477 bytes >= 2 not bytes == 2.
1478 (expand_block_move): Same.
1480 2005-08-27 Richard Guenther <rguenther@suse.de>
1483 * config/i386/sse.md (sse2_movsd): Add missing closing
1486 2005-08-27 Paul Brook <paul@codesourcery.com>
1488 * genrecog.c (enum decision_type): Add DT_num_insns.
1489 (struct decision_test): Add u.num_insns.
1490 (add_to_sequence): Add DT_num_insns test.
1491 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1492 (write_cond, debug_decision_2): Ditto.
1493 (change_state): Assume peep2_next_insn never fails.
1494 Remove "afterward" argument.
1495 (write afterward, write_tree): Update to match.
1496 * recog.c (peep2_current_count): New variable.
1497 (peep2_next_insn): Check it.
1498 (peephole2_optimize): Set peep2_current_count.
1499 * recog.h (peep2_current_count): Declare.
1501 2005-08-26 Josh Conner <jconner@apple.com>
1504 * ipa-pure-const.c (check_tree): Check for volatile-ness
1505 when considering a dereference.
1507 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1509 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1511 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1513 PR rtl-optimization/23561
1514 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1515 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1516 at most LEN bytes long memory fits into the field.
1517 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1518 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1519 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1521 2005-08-26 Richard Henderson <rth@redhat.com>
1524 * loop.c (biased_biv_may_wrap_p): New.
1525 (maybe_eliminate_biv_1): Use it to suppress non-equality
1526 comparison transformations. Delete disabled code.
1528 2005-08-26 Ian Lance Taylor <ian@airs.com>
1530 * combine.c (make_extraction): Avoid reference outside object.
1532 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1534 * stor-layout.c (finalize_type_size): Restore behaviour for
1535 non-aggregate types to the status quo ante of the patch for
1536 pr 23467. Document why it matters.
1538 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1541 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1542 array by one element, initialize the BT_LAST element with NULL.
1544 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1546 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1547 optimizing for size.
1549 (compare_plus_eqsi): Same.
1550 (plus_eqsi_compare): Same.
1551 (neg_eq0<mode>): Same.
1552 (neg_eq<mode>): Same.
1554 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1557 2005-08-26 Nick Clifton <nickc@redhat.com>
1559 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1560 TARGET_EP is not defined.
1561 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1562 TARGET_EP is enabled.
1563 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1564 * config/v850/v850.md (save_all_interrupt): Only use the EP
1565 register if TARGET_EP is defined.
1566 (restore_all_interrupt): Likewise.
1567 * config/v850/lib1funcs.asm: Update functions so that the EP
1568 register is only used if __EP__ is defined.
1570 2005-08-26 David Ung <davidu@mips.com>
1572 * config/mips/mips.c (mips_expand_prologue): Handle case when
1573 generating for MIPS16 and the outgoing argument area is more than
1574 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1577 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1579 * config/crx/crx.md: Make doloop_end pattern usage controllable
1580 via mloop-nesting=<max-nesting> command line switch. Make sure
1581 the combiner cannot use doloop_end_<mode> in an illegal way.
1582 * config/crx/crx.c: Use regs up to r6 for argument passing.
1583 Refine crx_address_cost (non cst4 displacements are expensive).
1584 * config/crx/crx.opt: Add switch for mloop-nesting=.
1586 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1588 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1589 (UNSPEC_MVST): New constant.
1591 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1593 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1594 Reject operands containing eliminable registers.
1595 * testsuite/gcc.dg/20050825-1.c: New testcase.
1597 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1598 Jan Hubicka <jh@suse.cz>
1600 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1602 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1604 PR tree-optimization/23546
1605 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1608 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1610 * params.def (PARAM_MIN_SPEC_PROB): New.
1611 * sched-rgn.c (MIN_PROBABILITY): Delete.
1612 (compute_trg_info): Convert to PARAM_VALUE.
1613 * doc/invoke.texi (param): Document min-spec-prob.
1615 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1617 * config/darwin.h: define __PIC__
1618 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1619 TARGET_OS_CPP_BUILTINS macro.
1621 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1623 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1626 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1628 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1630 * cfghooks.c (duplicate_block): Added position where to place
1631 new block as argument.
1632 * cfghooks.h (duplicate_block): Declaration changed.
1633 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1635 * cfglayout.h (copy_bbs): Declaration changed.
1636 * cfgloop.h (loop_version): Declaration changed.
1637 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1638 position to copy_bbs.
1639 (loop_version): Pass position to duplicate_loop_to_header_edge.
1640 Add place_after argument and position new blocks according to
1642 * modulo-sched.c (sms_schedule): Pass place_after argument
1644 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1645 * tree-cfg.c (split_edge_bb_loc): New function.
1646 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1647 to determine position of new blocks.
1648 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1650 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1651 argument to duplicate_block.
1652 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1653 Pass position to copy_bbs.
1655 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1657 * fold-const.c (ptr_difference_const): Use
1658 cst_and_fits_in_hwi instead of host_integerp.
1660 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1662 * config/darwin.c (gen_pic_offset): New.
1663 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1666 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1668 PR tree-optimization/23486
1669 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1671 2005-08-23 Phil Edwards <phil@codesourcery.com>
1673 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1674 remove use_collect2.
1675 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1677 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1678 configuration files to override the default value.
1680 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1681 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1682 * config/vx-common.h: New file, split out from...
1683 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1684 * config/vxworksae.h: New file, for VxWorks AE.
1685 * config/vxworks.opt: New file.
1686 * config/vxlib.c: Update for VxWorks 6.
1688 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1689 other MULTILIB_* variables appropriately.
1690 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1691 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1692 * config/rs6000/vxworks.h: Update for VxWorks 6.
1693 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1695 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1698 * config/darwin.c (machopic_select_section): Remove the hack to
1699 mark "::operator new" and "::operator delete" for coalescing
1700 even though they are not weak.
1702 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1704 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1705 * configure: Regenerate.
1707 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1710 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1712 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1713 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1716 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1718 * config/rs6000/predicates.md (equality_operator): New.
1719 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1720 comparison with a large constant.
1722 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1724 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1726 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1728 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1729 registers is even, and we have a hardware double precision fp,
1731 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1732 size of current argument when checking if argument was passed in
1735 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1738 * stor-layout.c (finalize_type_size): Dont override
1739 existing alignment with a smaller alignment from the mode.
1741 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1743 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1744 * lambda.h (lambda_vector_lexico_pos): ... here.
1745 * tree-data-ref.c (build_classic_dist_vector): Return false when
1746 the distance vector is lexicographically negative.
1748 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1750 PR tree-optimization/23511
1751 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1752 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1754 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1756 PR tree-optimization/22043
1757 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1758 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1759 If ALLOW_FLEXARR, handle types ending with flexible array member.
1760 Pass false as second argument to recursive count_type_elements calls.
1761 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1762 argument to count_type_elements call.
1763 * tree-sra.c (decide_block_copy): Likewise.
1764 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1765 for a constant-sized object, set cleared as well. Pass true as
1766 second argument to count_type_elements call.
1768 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1771 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1772 from legitimate_small_data_p, and make global. Update use.
1773 Remove forward declaration.
1774 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1776 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1778 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1780 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1781 of scratch intermediates.
1782 (eq<mode>_compare): Same.
1783 (neg_eq0<mode>): New.
1784 (neg_eq<mode>): Convert to define_insn_and_split.
1786 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1789 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1790 stdarg functions, set/clear the fp marker even when no variable
1792 * config/rs6000/sysv4.opt (mprototype): Describe.
1794 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1796 PR rtl-optimization/23478
1797 * regs.h (reg_info): Add throw_calls_crossed.
1798 (REG_N_THROWING_CALLS_CROSSED): Define.
1799 * flow.c (allocate_reg_life_data): Initialize
1800 REG_N_THROWING_CALLS_CROSSED.
1801 (propagate_one_insn, attempt_auto_inc): Update
1802 REG_N_THROWING_CALLS_CROSSED.
1803 * global.c (global_alloc): Don't allocate pseudos across
1804 calls that may throw.
1806 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1809 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1810 value is inbetween the range if we did not find an exact match.
1812 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1814 * doc/invoke.texi (Option Summary): Add ms1 options.
1815 * doc/extend.texi: Document interrupt handler attribute for ms1.
1816 * doc/md.texi: Document ms1 constraints.
1817 * config.gcc: Add ms1-*-elf.
1818 * config/ms1/ms1.h: New.
1819 * config/ms1/ms1.c: New.
1820 * config/ms1/ms1.md: New.
1821 * config/ms1/ms1-protos.h: New.
1822 * config/ms1/ABI.txt: New.
1823 * config/ms1/crti.asm: New.
1824 * config/ms1/crtn.asm: New.
1825 * config/ms1/lib2extra-funcs.c: New.
1826 * config/ms1/t-ms1: New.
1827 * config/ms1/ms1.opt: New.
1829 2005-08-22 Ira Rosen <irar@il.ibm.com>
1831 * config/rs6000/altivec.md (xorv4sf3): New.
1832 (negv4sf2, neg<mode>2): Likewise.
1834 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1837 * config/ia64/ia64.md (divsi3): Check divide by zero.
1838 (udivsi3): Likewise.
1840 (udivdi3): Likewise.
1842 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1844 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1845 up to elem_bitsize bits, not max_bitsize.
1847 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1849 PR tree-optimization/23433
1850 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1851 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1853 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1855 PR tree-optimization/23434
1856 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1857 the iteration bound is not an INTEGER_CST.
1859 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1861 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1862 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1863 NULL if need_epilog_adjust is false.
1864 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1865 Case 3 always peels first itration, not just for PLUS case, and no need
1866 to use scalar_initial_def here. Create an epilog adjustment only if
1867 scalar_initial_def is not NULL.
1869 (vectorizable_reduction): Remove assert.
1871 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1874 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1875 (__moddi3): Likewise.
1876 (__udivdi3): Likewise.
1877 (__umoddi3): Likewise.
1878 (__divsi3): Likewise.
1879 (__modsi3): Likewise.
1880 (__udivsi3): Likewise.
1881 (__umodsi3): Likewise.
1883 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1885 * tree-pass.h (TDF_GRAPH): Define.
1886 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1887 * passes.c (finish_optimization_passes): Only call
1888 finish_graph_dump_file if TDF_GRAPH is set.
1889 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1890 NULL. Set TDF_GRAPH bit.
1891 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1893 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1895 * arm.h (arm_stack_offsets): Add locals_base field.
1896 * arm.c (arm_get_frame_offsets): Compute it.
1897 (thumb_compute_initial_elimination offset): Make the Thumb frame
1898 pointer point to the base of the local variables.
1899 (thumb_expand_prologue): Update accordingly.
1900 (thumb_expand_epilogue): Likewise.
1902 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1903 mode of clobbered scratch to DImode. Handle a case that's known to
1906 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1908 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1909 (gt0<mode>_compare): Delete.
1910 (neg_gt0<mode>): Delete.
1912 2005-08-19 Eric Christopher <echristo@apple.com>
1914 * optabs.h: Change CTI_ to COI_.
1917 2005-08-19 James E Wilson <wilson@specifix.com>
1919 * builtins.c (expand_builtin_return_addr): Set
1920 current_function_accesses_prior_frames when count != 0. Use
1921 frame_pointer_rtx when count == 0.
1922 * function.h (struct function): Add accesses_prior_frames field.
1923 (current_function_accesses_prior_frames): Define.
1924 * reload1.c (init_elim_table): Check
1925 current_function_accesses_prior_frames.
1926 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1928 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1930 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1931 indicator. Return true if the flowgraph changed during
1934 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1937 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1938 conditional expression before testing its value.
1940 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1942 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1944 2005-08-19 Devang Patel <dpatel@apple.com>
1946 PR tree-optimization/23048
1947 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1948 third parameter. Check whether latch is dominated by exit
1950 (if_convertible_loop_p): Supply exit block itself to
1951 if_convertible_bb_p.
1953 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1956 * arm.md (arm_load_pic_register): Change argument to the mask of
1957 saved registers. Call thumb_find_work_register if we need a
1958 scratch register on Thumb.
1959 (arm_expand_prologue): Pass empty register set to
1960 arm_load_pic_register.
1961 (thumb_expand_prologue): Pass live_regs_mask directly to
1962 arm_load_pic_register.
1963 * arm-protos.h (arm_load_pic_register): Update prototype.
1965 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1967 * sh.c (find_sole_member): New function.
1968 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1969 if the record's alignment is larger than the size of its only member.
1971 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1974 * arm.c (thumb_legitimize_reload_address): New function.
1975 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1976 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1978 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1980 * config/crx/crx.c: Implement crx_decompose_address. Reject
1981 symbolic displacements since CRX register relative adressing
1982 mode can't handle unsigned 32-bit values as displacements.
1983 * config/crx/crx.h: Simplify definitions, remove redundant
1984 parenthesis and obsolete macros.
1985 * config/crx/crx.opt: Add new switch for debugging addresses.
1986 * config/crx/crx-protos.h: Add new declarations for above.
1988 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1991 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1994 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1996 * collect2.c (dup2): Delete.
1997 * configure.ac: Don't check for dup2.
1999 * config.in, configure: Regenerate.
2001 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2003 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2004 record with the type of its only member.
2006 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2008 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2009 define_insn_and_split.
2010 (plus_ltu<mode>_compare): Same.
2011 (gtu<mode>_compare): Same.
2012 (plus_gtu<mode>_compare): Same.
2014 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2016 PR tree-optimization/22228
2017 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2019 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2020 are recorded in vect_vnames_to_rename for renaming.
2021 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2022 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2023 in vect_vnames_to_rename.
2024 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2025 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2027 2005-08-18 Jan Hubicka <jh@suse.cz>
2030 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2031 info only for local statics, not for member variables.
2033 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2035 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2037 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2039 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2041 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2044 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2046 2005-08-17 James E Wilson <wilson@specifix.com>
2048 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2051 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2053 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2054 (leu<mode>_compare): Same.
2055 (plus_leu<mode>): Same.
2056 (neg_leu<mode>): Same.
2057 (and_neg_leu<mode): Same.
2058 (ltu<mode>_compare): Same.
2059 (plus_ltu<mode>): Same.
2061 (geu<mode>_compare): Same.
2062 (plus_geu<mode>): Same.
2063 (neg_geu<mode>): Same.
2064 (and_neg_geu<mode>): Same.
2065 (plus_gt<mode>): Same.
2066 (gtu<mode>_compare): Same.
2067 (plus_gtu<mode>): Same.
2069 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2071 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2072 Move call_table_data to end. Delete spurious .text.
2073 (callt_save_all_interrupt): Fix comment typo.
2075 2005-08-17 James E Wilson <wilson@specifix.com>
2076 Kevin Winchester <winchester@amirix.com>
2079 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2081 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2084 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2085 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2087 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2089 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2090 record with the type of its only member if the modes don't match.
2092 * varasm.c (decode_reg_name): Skip empty additional register names.
2094 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2096 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2097 lsm_tmp_name_length): New.
2098 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2099 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2101 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2102 Andreas Krebbel <krebbel1@de.ibm.com>
2104 * config.gcc: Added z9-109 switch.
2105 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2106 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2107 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2108 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2109 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2110 for "z9_109" cpu attribute.
2111 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2112 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2113 (s390_handle_arch_option): Added z9-109 switch.
2114 (override_options): Set respective cost function for z9-109.
2115 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2116 (legitimate_reload_constant_p): Accept extended immediates.
2117 (print_operand): Three new output modifiers added: k, m and o.
2118 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2119 (s390_output_mi_thunk): Use extended immediate when possible.
2120 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2121 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2122 (CONSTRAINT_LEN): Added length of O constraint.
2123 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2124 * config/s390/s390.md ("cpu"): New value z9_109 added.
2125 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2126 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2127 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2128 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2129 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2130 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2131 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2132 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2133 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2134 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2135 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2136 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2137 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2138 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2139 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2141 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2142 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2143 insns for TARGET_EXTIMM.
2145 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2147 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2149 2005-08-17 Nick Clifton <nickc@redhat.com>
2151 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2152 Call default_encode_section_info.
2154 2005-08-17 Steven Bosscher <stevenb@suse.de>
2156 PR tree-optimization/21574
2157 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2158 constant, return CONSTANT.
2159 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2160 (ccp_fold, visit_assignment): Likewise.
2161 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2163 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2165 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2166 fold_buildN instead of buildN then fold_initializer or fold.
2167 (build_unary_op): Likewise.
2168 (build_binary_op): Likewise.
2169 * fold-const.c (fold_initializer): Remove.
2170 (fold_build1_initializer): New function.
2171 (fold_build2_initializer): New function.
2172 (fold_build3_initializer): New function.
2173 * tree.h (fold_initializer): Remove.
2174 (fold_build1_initializer): New function.
2175 (fold_build2_initializer): New function.
2176 (fold_build3_initializer): New function.
2178 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2180 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2181 (try_move_mult_to_index): Call fold_build2 instead of build2.
2182 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2183 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2184 fold_binary_to_constant.
2185 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2187 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2188 check if A == gcd (A, B). Remove TYPE argument.
2189 (analyze_offset) Use fold_build2 instead of fold (build.
2190 (create_data_ref): Likewise.
2191 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2192 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2195 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2197 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2198 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2200 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2203 * gimplify.c (zero_sized_type): New function.
2204 (gimplify_modify_expr_rhs): If we have a zero sized type,
2205 replace the statement with an empty statement.
2207 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2209 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2212 2005-08-16 Ian Lance Taylor <ian@airs.com>
2214 * doc/tm.texi (Label Output): Correct typo.
2216 2005-08-16 Steven Bosscher <stevenb@suse.de>
2219 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2220 force_operand will work later on using have_insn_for.
2222 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2224 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2226 2005-08-16 Ian Lance Taylor <ian@airs.com>
2229 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2230 vector type, don't try to construct it element by element. Add an
2231 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2233 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2235 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2237 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2239 * doc/invoke.texi (Precompiled Headers): Document some more options
2240 which are known to be safe.
2242 2005-08-16 James E Wilson <wilson@specifix.com>
2244 PR tree-optimization/21105
2245 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2246 TREE_OVERFLOW check.
2248 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2250 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2251 (neg_ltu<mode>): Same.
2253 (neg_gtu<mode>): Same.
2255 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2257 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2258 (fold_builtin_isdigit): Use fold_buildN.
2259 (build_function_call_expr): Likewise.
2260 * c-typeck.c (c_finish_loop): Likewise.
2262 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2263 Richard Shann <rshann@superh.com>
2265 PR middle-end/20396:
2266 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2268 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2270 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2272 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2275 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2276 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2279 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2282 * fold-const.c (build_range_check): Disable optimization for function
2283 pointer expressions on targets that require function pointer
2286 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2288 * simplify-rtx.c (simplify_const_relational_operation): When
2289 extracting arguments of a COMPARE, recompute the mode as well.
2291 2005-08-15 Ian Lance Taylor <ian@airs.com>
2293 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2295 2005-08-15 DJ Delorie <dj@redhat.com>
2297 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2299 (movsi_splittable): Allow, but split, moves to the stack.
2300 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2303 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2305 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2306 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2307 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2309 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2310 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2311 Delete HOST_PTR_PRINTF.
2313 * configure, config.in: Regenerate.
2315 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2317 * config/rs6000/rs6000.md (QHSI): New mode macro.
2318 (wd): Extend mode attr for QImode and HImode
2319 (dbits): New mode attr.
2320 (zero_extend<mode>di2): Convert to mode macro.
2322 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2325 * doc/invoke.texi (-mgnu-ld): Update description.
2328 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2331 * Makefile.in (tree-chrec.o): Depends on real.h.
2332 * tree-chrec.c: Include real.h.
2333 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2334 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2335 * tree-scalar-evolution.c (add_to_evolution_1,
2336 interpret_rhs_modify_expr): Ditto.
2338 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2341 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2342 step is negative compute the estimation from init downwards to zero.
2344 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2346 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2348 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2350 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2352 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2353 Accept double-word constants that can be split.
2354 * config/s390/s390.md ("movti"): Use 'P' constraint.
2355 ("*movdi_31", "*movdf_31"): Likewise.
2357 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2359 Fix PR tree-optimization/22615
2361 * tree-ssa-structalias.c (solution_set_add): Handle
2362 first_vi_for_offset returning NULL.
2363 (do_da_constraint): Ditto.
2364 (do_sd_constraint): Ditto.
2365 (do_ds_constraint): Ditto
2366 (find_func_aliases): Ditto.
2367 (build_constraint_graph): RHS is allowed be ANYTHING.
2368 (first_vi_for_offset): Return NULL if we couldn't find anything at
2371 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2373 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2374 over memory as first operand.
2376 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2379 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2380 available for setting it.
2382 2005-08-14 Ira Rosen <irar@il.ibm.com>
2384 PR tree-optimization/23320
2385 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2386 data-refs' types instead of base object nullness. Add check for
2387 pointer type data-refs before first location comparison. Remove
2390 2005-08-14 Andreas Schwab <schwab@suse.de>
2392 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2394 2005-08-13 James E Wilson <wilson@specifix.com>
2396 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2397 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2398 -fstack-protector-all, --param ssp-buffer-size): Document.
2399 (-Wvariadic-macros): Alphabetize.
2400 (-fsched-stalled-insns-dep): Add missing 'f'.
2402 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2405 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2407 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2408 or indirect address operand.
2409 (EXTRA_ADDRESS_CONSTRAINT): New.
2410 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2412 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2414 PR tree-optimization/22236
2415 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2416 successors and predecessors.
2417 * tree-chrec.c (chrec_convert): Before converting, check that
2418 sequences don't wrap.
2419 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2420 (analyze_array): Extern.
2421 (find_data_references_in_loop): Remove call to
2422 compute_estimated_nb_iterations.
2423 * tree-data-ref.h (analyze_array): Declared.
2424 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2425 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2426 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2427 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2429 * tree-ssa-loop-ivcanon.c: Fix documentation.
2430 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2431 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2432 (infer_loop_bounds_from_undefined): New.
2433 (estimate_numbers_of_iterations_loop): Use
2434 infer_loop_bounds_from_undefined.
2435 (used_in_pointer_arithmetic_p): New.
2436 (scev_probably_wraps_p): Pass an extra parameter. Call
2437 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2438 (convert_step): Fix documentation.
2439 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2440 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2441 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2442 scev_probably_wraps_p.
2444 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2446 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2447 (s390_register_info): Ignore clobbered_regs information for fixed
2448 registers, and only fixed registers.
2449 (s390_init_frame_layout): Remove redundant call.
2451 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2453 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2454 description of -Wold-style-casts.
2456 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2457 Jakub Jelinek <jakub@redhat.com>
2459 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2460 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2461 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2462 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2463 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2464 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2465 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2466 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2467 ("stack_protect_set", "stack_protect_test"): New expanders.
2468 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2469 "stack_protect_testdi"): New insn definitions.
2471 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2473 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2475 2005-08-12 Paul Brook <paul@codesourcery.com>
2477 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2479 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2481 * config/s390/predicates.md (setmem_operand): New predicate.
2482 (shift_count_operand): Accept ANDs with special constants as
2484 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2485 with special constants.
2486 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2487 shift_count_operand with setmem_operand.
2489 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2491 * config/s390/s390.c (s390_extract_part, s390_single_part):
2493 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2494 (s390_output_mi_thunk): Don't use lg on 31 bit.
2495 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2496 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2498 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2500 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2501 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2502 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2503 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2504 with one of the new macros.
2506 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2508 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2509 Don't set save_return_addr_p.
2510 (s390_register_info): Make clobbered_regs not depending on
2513 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2515 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2516 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2518 2005-08-11 James E. Wilson <wilson@specifix.com>
2520 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2522 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2524 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2525 locations gathered by var-tracking in single entry loc_list
2526 over loc_descriptor_from_tree.
2528 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2529 pass it down to loc_descriptor.
2530 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2531 (containing_function_has_frame_base): Move earlier in the file.
2532 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2533 instead of always assuming fbreg can't be used.
2535 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2537 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2538 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2539 Accept address wrapped in AND for Altivec.
2540 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2541 Strip AND wrapping offset address for Altivec.
2543 2005-08-11 Richard Henderson <rth@redhat.com>
2546 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2547 before using TYPE_IS_SIZETYPE.
2549 2005-08-11 Richard Henderson <rth@redhat.com>
2552 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2553 insn types not present on ev4.
2554 (alphaev5_insn_pipe): Similarly.
2556 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2559 * arm.c (arm_override_options): If the user has selected callee-super-
2560 interworking, then enable normal interworking.
2562 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2564 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2567 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2569 * doc/rtl.texi: Fix two typos.
2571 2005-08-11 Richard Guenther <rguenther@suse.de>
2574 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2575 cases where we call to/from functions returning void.
2577 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2580 * tree.c (build_pointer_type_for_mode): Robustify.
2582 2005-08-10 James E Wilson <wilson@specifix.com>
2584 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2585 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2587 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2590 2005-08-10 Eric Christopher <echristo@apple.com>
2592 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2593 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2596 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2599 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2600 for the high part when generating dynamic-no-pic code.
2602 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2604 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2605 (x86_64-*-linux*): Likewise.
2607 * config/i386/crtfastmath.c: New file.
2608 * config/i386/t-crtfm: Likewise.
2610 * config/i386/linux.h (ENDFILE_SPEC): New.
2611 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2613 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2616 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2618 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2619 (vec_shl, vec_shr): Document new operations.
2620 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2622 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2624 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2625 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2626 change predicate to indexed_or_indirect_address.
2628 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2630 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2631 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2632 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2633 and __aeabi_uwrite8.
2634 * config/arm/unaligned-funcs.c: New file.
2635 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2637 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2639 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2641 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2642 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2644 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2645 * final.c (pass_shorten_branches): Add dump.
2646 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2647 (pass_life): Rename dump.
2648 (rest_of_handle_flow2): Remove initial verify_flow_info.
2649 * function.c (pass_instantiate_virtual_regs): Add dump.
2650 * integrate.c (pass_initial_value_sets): Add dump.
2651 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2652 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2653 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2654 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2655 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2656 gate_rtl_unrool_and_peel_loops): New.
2657 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2658 rtl_doloop): Do not look at flags.
2659 * mode-switching.c (pass_mode_switching): Add dump.
2660 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2661 pass_split_before_regstack): Add dump.
2662 * regmove.c (pass_stack_adjustments): Add dump.
2663 * tree-optimize.c (pass_fixup_cfg): Add dump.
2665 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2668 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2669 deciding which instruction sequence to use.
2671 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2673 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2674 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2676 2005-08-09 Richard Guenther <rguenther@suse.de>
2678 * c-common.c (builtin_function_2): Remove.
2679 (def_builtin_1): New function.
2680 (c_common_nodes_and_builtins): Use def_builtin_1 to
2681 build builtin functions.
2683 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2685 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2686 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2687 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2690 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2692 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2693 fold_binary instead of fold_build2 since we don't care about the
2695 (loop_niter_by_eval): Likewise.
2696 (compare_trees): Likewise.
2697 (proved_non_wrapping_p): Likewise.
2699 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2703 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2704 if the if is really empty.
2706 2005-08-09 Steven Bosscher <stevenb@suse.de>
2708 PR tree-optimization/23234
2709 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2710 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2711 argument of the new enum.
2712 (execute_cse_reciprocals): Add reciprocals for function arguments
2713 on the unique successor edge of the entry block. Update other calls
2714 to execute_cse_reciprocals_1.
2716 2005-08-08 Richard Henderson <rth@redhat.com>
2719 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2721 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2723 * expr.c (write_complex_part): Return after handling MEM.
2725 2005-08-08 Josh Conner <jconner@apple.com>
2727 PR rtl-optimization/23241
2728 * combine.c (simplify_comparison): Fix error in determining
2729 whether to lift a subreg from comparison.
2731 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2734 * config/rs6000/altivec.md (vec_init<mode>): New.
2735 (vec_set<mode>): New.
2736 (vec_extract<mode>): New.
2737 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2738 (rs6000_expand_vector_set): New.
2739 (rs6000_expand_vector_extract): New.
2740 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2741 for Altivec modes before reload.
2742 (altivec_expand_vec_init_builtin): New.
2743 (get_element_number): New.
2744 (altivec_expand_vec_set_builtin): New.
2745 (altivec_expand_vec_ext_builtin): New.
2746 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2748 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2750 * config/rs6000/rs6000.h (rs6000_builtins): Add
2751 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2752 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2753 * config/rs6000/rs6000-protos.h: Declare new functions.
2755 2005-08-08 Jan Hubicka <jh@suse.cz>
2757 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2758 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2759 * i386.md (movdi*): Use pic_32bit_operand.
2760 * predicates.md (pic_32bit_operand): New.
2762 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2765 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2767 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2769 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2770 (test_for_singularity): Use fold_build2.
2772 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2774 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2776 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2778 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2779 (COMMON_ASM_OP) Define.
2780 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2781 (ix86_encode_section_info): Likewise.
2782 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2783 SUBTARGET_ENCODE_SECTION_INFO.
2785 2005-08-06 Richard Henderson <rth@redhat.com>
2788 * tree-nested.c (convert_local_reference): Save and restore val_only
2789 around component_ref and friends. Clear walk_subtrees by default.
2791 2005-08-06 Peter O'Gorman <peter@pogma.com>
2794 * gcc.c (process_command): Check the argument to -b has a dash.
2795 * doc/invoke.texi: Update -b and -V docs.
2797 2005-08-06 James E Wilson <wilson@specifix.com>
2799 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2801 2005-08-06 Michael Matz <matz@suse.de>
2803 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2804 member only if only one insn is associated with the value.
2806 2005-08-06 Nick Clifton <nickc@redhat.com>
2808 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2810 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2811 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2812 Check symbol flags instead of symbol name mangling.
2813 (xstormy16_asm_output_aligned_common): Likewise. Also
2814 simplify code since the bss100_section cass is the only case
2815 where the below100 code will be triggered.
2816 (xstormy16_encode_section_info): Encode below100 attribute
2817 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2819 (xstormy16_strip_name_encoding): Delete - this function is no
2821 (TARGET_STRIP_NAME_ENCODING): Undefine.
2822 * config/stormy16/stormy16-protos.h: Delete prototype for
2823 xstormy16_strip_name_encoding.
2825 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2827 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2828 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2829 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2830 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2831 config/alpha/predicates.md, config/arc/arc.h,
2832 config/arm/arm.h, config/arm/ieee754-df.S,
2833 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2834 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2835 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2836 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2837 config/m68hc11/m68hc11.h, config/mips/mips.c,
2838 config/mips/mips.h, config/mips/openbsd.h,
2839 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2840 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2841 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2842 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2843 config/sparc/linux.h, config/sparc/linux64.h,
2844 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2845 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2846 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2847 typos. Follow spelling conventions.
2849 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2852 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2853 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2854 specially. Check for side effects only for COND_EXPR.
2855 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2856 return with TREE_NO_WARNING.
2858 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2860 PR rtl-optimization/23233
2861 * loop.c (combine_movables): Require the modes to be the same.
2862 (move_movables): Remove handling of cases where the replacement
2863 had a different mode to the original.
2865 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2867 PR tree-optimization/23128
2868 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2869 subtraction wrap, and set TREE_OVERFLOW if they do.
2871 2005-08-05 Richard Henderson <rth@redhat.com>
2874 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2875 FORCED_LABEL labels.
2877 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2880 * reload.c (find_reloads_subreg_address): Pass down TYPE
2881 unchanged. Change all callers except find_reloads_toplev.
2883 2005-08-05 Michael Matz <matz@suse.de>
2885 * genattrtab.c (current_alternative_string): Remove.
2886 (SIMPLIFY_ALTERNATIVE): Ditto.
2887 (attr_alt_bit_p): Ditto.
2888 (alternative_name): Make const char *.
2889 (evaluate_eq_attr): Remove use of above things.
2890 (simplify_test_exp): Ditto.
2891 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2892 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2894 2005-08-04 James E Wilson <wilson@specifix.com>
2896 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2897 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2898 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2899 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2900 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2902 2005-08-04 Richard Henderson <rth@redhat.com>
2905 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2906 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2907 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2908 if we'd have to instantiate too many members.
2910 2005-08-04 Richard Henderson <rth@redhat.com>
2913 * tree-outof-ssa.c (coalesce_asm_operands): New.
2914 (coalesce_ssa_name): Use it. Split out ...
2915 (coalesce_phi_operands, coalesce_result_decls): ... these.
2917 2005-08-04 Paul Brook <paul@codesourcery.com>
2919 * read-rtl.c (read_quoted_string): Break if EOF.
2921 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2923 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2924 (fold_build2): Likewise.
2925 (fold_build3): Likewise.
2926 (fold_build1_stat): New function prototype.
2927 (fold_build2_stat): Likewise.
2928 (fold_build3_stat): Likewise.
2929 * fold-const.c (fold_build1): Rename to ..
2930 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2931 through to build1_stat.
2932 (fold_build2): Rename to ..
2933 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2934 through to build2_stat.
2935 (fold_build3): Rename to ..
2936 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2937 through to build3_stat.
2939 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2940 Ian Lance Taylor <ian@airs.com>
2942 * function.c (assign_stack_local_1): Do not correct stack slot
2943 address if allocation size is smaller than mode size.
2945 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2948 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2949 (tree_merge_blocks): Propagate anything allowed by
2951 Clarify documentation.
2952 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2953 SSA form, schedule an update if necessary.
2955 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2957 * doc/install.texi (Binaries): Remove broken link to
2958 Sinix/Reliant Unix binaries.
2960 2005-08-03 Richard Henderson <rth@redhat.com>
2963 * function.c (stack_protect_epilogue): Export.
2964 * tree.h (stack_protect_epilogue): Declare.
2965 * calls.c (expand_call): Call it.
2967 2005-08-03 Eric Christopher <echristo@apple.com>
2969 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2970 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2973 2005-08-04 Jan Hubicka <jh@suse.cz>
2975 * profile.c (branch_prob): Split edges with goto locus on them
2976 to get proper line counts.
2977 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2979 2005-08-03 Paul Brook <paul@codesourcery.com>
2981 * function.c (assign_parms): Round current_function_args_size
2982 to PARM_BOUNDARY, not STACK_BOUNDARY.
2984 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2986 * config/i386/i386.c (x86_elf_aligned_common)
2987 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2989 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2991 PR tree-optimization/23157
2992 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2993 before emitting them.
2995 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2997 PR tree-optimization/19899
2998 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2999 * tree-scalar-evolution.c: Include real.h.
3000 (add_to_evolution): Build constant -1 of correct type.
3002 2005-08-03 Jan Hubicka <jh@suse.cz>
3004 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3005 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3006 profile updating for complette unrolling.
3007 * loop-unroll.c (peel_loop_completely): Use it.
3008 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3009 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3012 2005-08-03 Paul Brook <paul@codesourcery.com>
3014 * combine.c (can_change_dest_mode): New function.
3015 (try_combine, simplify_set): Use it.
3017 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3019 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3022 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3024 * doc/install.texi (Specific): Adjust link to openavr.org.
3025 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3026 (Binaries): Adjust HP-UX Porting Center link.
3027 (Binaries): Adjust Free Software Foundation ordering link.
3029 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3031 * convert.c (convert_to_integer): Use fold_build1 instead of
3032 build1 when converting an integer to an integer.
3034 2005-08-02 Richard Henderson <rth@redhat.com>
3036 * combine.c (combine_instructions): Don't use reg_equal/equiv
3037 results if the mode doesn't match.
3039 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3041 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3042 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3044 2005-08-02 Richard Henderson <rth@redhat.com>
3047 * explow.c (memory_address): Remove special-case for
3048 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3050 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3053 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3054 number of calls to cleanup_tree_cfg_1.
3056 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3058 * doc/invoke.texi: document file extensions .F90 and .F95
3060 2005-08-02 Richard Guenther <rguenther@suse.de>
3062 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3063 positive if its first argument is positive.
3065 2005-08-02 Richard Guenther <rguenther@suse.de>
3067 PR tree-optimization/23177
3068 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3071 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3073 PR tree-optimization/23129
3074 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3075 varying for divisions with anti-ranges.
3077 2005-08-02 Jan Hubicka <jh@suse.cz>
3079 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3080 * tree-ssa-threadupdate.c (thread_block): Add it here.
3082 2005-08-01 James E Wilson <wilson@specifix.com>
3084 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3085 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3086 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3088 * config/mips/predicates.md (const_call_insn_operand): Add check for
3089 SYMBOL_REF_LONG_CALL_P.
3090 * doc/extend.texi (long_call): Document the new attribute.
3092 2005-08-01 Ian Lance Taylor <ian@airs.com>
3093 Richard Henderson <rth@redhat.com>
3095 * Makefile.in (RTL_BASE_H): Add real.h.
3096 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3098 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3100 * rtl.c (rtl_check_failed_code_mode): New.
3101 * rtl.h (struct rtx_def): Add u.rv.
3102 (XCMWINT, XCNMPRV): New.
3103 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3104 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3106 2005-08-01 Richard Henderson <rth@redhat.com>
3108 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3109 with auto-inc codes.
3111 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3113 2005-08-01 Jan Hubicka <jh@suse.cz>
3115 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3116 * i386.c: Include dwarf2.h
3117 (asm_preferred_eh_data_format): New.
3118 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3120 2005-08-01 Ian Lance Taylor <ian@airs.com>
3122 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3123 randomize_va_space for virtual address randomization control.
3125 2005-08-01 Steven Bosscher <stevenb@suse.de>
3127 * common.opt (flag_ipa_cp): Put in right place to maintain
3130 2005-08-01 Jan Hubicka <jh@suse.cz>
3132 * profile.c (compute_value_histograms): Fix thinko.
3133 * value-prof.c: Include toplev.h
3134 (check_counter): New function.
3135 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3136 tree_mod_subtract_transform): Add sanity check.
3138 2005-08-01 Richard Guenther <rguenther@suse.de>
3140 PR tree-optimization/23133
3141 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3142 current functions parameter decls to find defs to cse
3145 2005-08-01 Richard Guenther <rguenther@suse.de>
3147 PR tree-optimization/23109
3148 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3149 If trapping math is in effect, use post-dominator information
3150 to check if we'd in any case reach a trapping point before
3151 doing the reciprocal insertion.
3152 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3153 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3154 expressions are invariant only if trapping math is not in effect.
3156 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3158 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3159 cgraph_function_versioning): New declarations.
3160 * cgraphunit.c: Add include to ipa-prop.h.
3161 (update_call_expr, cgraph_copy_node_for_versioning,
3162 cgraph_function_versioning): New functions.
3163 * integrate.c (copy_decl_for_inlining): Remove.
3164 * ipa-prop.h (ipa_replace_map): New struct.
3165 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3166 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3167 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3168 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3169 ipcp_iterate_stage, ipcp_method_scale_print,
3170 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3171 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3172 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3173 ipcp_update_bb_counts, ipcp_update_profiling,
3174 ipcp_update_edges_counts): New functions.
3175 (ipcp_method_cval_init): Remove restriction regarding local methods.
3176 (ipcp_init_stage): Add ipcp_method_compute_scale.
3177 (ipcp_insert_stage): Add versioning.
3178 (ipcp_structures_print): Add ipcp_method_scale_print.
3179 (ipcp_driver): Dump profiling info.
3180 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3181 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3182 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3183 (struct inline_data): Add versioning_p, ipa_info, new fields.
3184 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3185 declare_return_variable): Replace calls to copy_decl_for_inlining with
3187 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3189 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3190 Add argument VERSIONING.
3191 (copy_arguments_for_versioning, copy_static_chain,
3192 function_versionable_p, tree_versionable_function_p,
3193 tree_function_versioning, replace_ref_tree): New functions.
3194 * tree-inline.h: Include varray.h.
3195 (tree_versionable_function_p, tree_function_versioning,
3196 tree copy_decl_for_dup): New declarations.
3198 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3200 * ipa-cp.c: New file. Contains IPCP specific functionality.
3201 * ipa-prop.h: New file. Contains structures/definitions that can be
3202 used by several interprocedural data flow optimizations (and also IPCP).
3203 * ipa-prop.c: New file.
3204 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3205 * common.opt: Add ipa-cp flag.
3206 * timevar.def: Add IPCP optimization.
3207 * tree-optimize.c (init_tree_optimization_passes): Schedule
3209 * tree-pass.h (pass_ipa_cp): Declare.
3211 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3213 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3214 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3215 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3216 config/i386/i386.c, config/mips/mips.h,
3217 config/rs6000/rs6000.h, config/sh/sh.c,
3218 config/stormy16/stormy16.c: Fix comment typos.
3220 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3223 * c-typeck.c (build_binary_op): Use common_type wrapper on
3225 (common_type): Update comment.
3227 2005-07-31 Steven Bosscher <stevenb@suse.de>
3230 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3231 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3232 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3234 2005-07-31 Jan Hubicka <jh@suse.cz>
3236 * pretty-print.h (pp_widest_integer): New macro.
3237 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3240 2005-07-31 Jan Hubicka <jh@suse.cz>
3242 * output.h (enum section_category): Export from varasm.c
3243 (categorize_decl_for_section): Likewise.
3244 * varasm.c (enum section_category): Kill.
3245 (categorize_decl_for_section): Make global.
3246 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3248 * i386.c (ix86_section_threshold): New static variable.
3249 (ix86_in_large_data_p, ix86_encode_section_info,
3250 x86_64_elf_unique_section,
3251 x86_64_elf_select_section): New functions.
3252 (TARGET_ENCODE_SECTION_INFO): Define
3253 (override_options): Enable medium model for PIC.
3254 (ix86_expand_prologue): Expand gen_set_got_rex64.
3255 (legitimate_constant_p): Handle new UNSPECs.
3256 (legitimate_pic_address_disp_p): Likewise.
3257 (legitimize_pic_address): Lower MEDIUM model addressing.
3258 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3259 (enum cmodel): Add MEDIUM_PIC.
3260 (SYMBOL_REF_FAR_ADDR_P): New macro.
3261 (SYMBOL_FLAG_FAR_ADDR): New flag.
3262 * i386.md (movdi): Support medium model.
3263 (set_got_rex64): New pattern.
3264 * i386.opt (mlarge-data-threshold): New flag.
3265 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3266 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3267 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3268 TARGET_ASM_UNIQUE_SECTION): New.
3270 * invoke.texi (-mlarge_data_threshold): Document
3272 2005-07-31 Jan Hubicka <jh@suse.cz>
3274 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3275 (coalesce_vars): Likewise.
3276 * tree-ssa-live.c (coalesce_cost): New.
3277 (build_tree_conflict_graph): Use coalesce_cost.
3278 * tree-ssa-live.h (coalesce_cost): Declare.
3280 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3282 * arm.md (all peepholes for post-increment operations): Delete.
3283 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3284 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3285 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3286 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3287 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3289 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3291 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3294 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3297 * doc/invoke.texi: Document -rdynamic.
3299 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3302 * c-parser.c (c_parser_parms_list_declarator): Call
3303 mark_forward_parm_decls.
3304 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3305 decls with visibility structure.
3307 2005-07-30 Paul Brook <paul@codesourcery.com>
3309 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3311 2005-07-30 Paul Brook <paul@codesourcery.com>
3313 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3315 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3317 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3319 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3322 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3323 nested function declarators.
3324 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3325 (grokparms): Call warn_if_shadowing for parameters used within the
3327 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3328 not used within the parameter list.
3329 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3331 2005-07-30 Jan Hubicka <jh@suse.cz>
3333 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3334 * i386.c (ix86_fixup_binary_operands): Likewise.
3335 (ix86_expand_unary_operator): Likewise.
3336 (ix86_expand_fp_absneg_operator): Likewise.
3337 * optabs.c (expand_vec_cond_expr): Validate dest.
3339 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3342 * real.c (real_from_string): Also set last bit if there is a
3343 nonzero hex digit beyond GCC's internal precision after ".".
3345 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3347 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3348 define_constants. Change duplicate values to unassigned numbers.
3349 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3350 (*altivec_vspltsf): New.
3351 (altivec_vperm_v4sf): Delete.
3352 (altivec_vperm_<mode>): Use mode macro V.
3353 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3354 (altivec_predicate_v4sf): Delete.
3355 (altivec_predicate_<mode>): Use mode macro V.
3356 (*altivec_lvesfx): New.
3357 (*altivec_stvesfx): New.
3358 (vec_realign_load_v4sf): Delete.
3359 (vec_realign_load_<mode>): Use mode macro V.
3360 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3363 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3366 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3368 * configure: Regenerated.
3370 2005-07-29 Paul Brook <paul@codesourcery.com>
3372 * doc/install.texi: Add link to GFortran binaries wiki page.
3374 2005-07-29 David Ung <davidu@mips.com>
3376 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3377 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3378 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3379 * config/mips/mips.md (cpu): Add 5kf name.
3380 (includes): Includes 5k.md.
3381 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3382 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3385 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3388 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3389 (cleanup_tree_cfg): ... here.
3390 Call cleanup_tree_cfg_1 until there are no more cleanups to
3393 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3395 * tree-vrp.c (compare_range_with_value): Return true or false
3396 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3397 EQ_EXPR respectively.
3399 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3401 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3404 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3406 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3407 (tree_ssa_dominator_optimize): Increment it.
3408 (dump_dominator_optimization_stats): Print it.
3410 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3411 Steven Bosscher <stevenb@suse.de>
3413 PR rtl-optimization/23117
3414 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3415 when head == tail. Tidy comment.
3417 2005-07-28 Richard Henderson <rth@redhat.com>
3419 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3420 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3421 * jump.c (rtx_renumbered_equal_p): Likewise.
3422 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3423 CONST_INT and CONST_DOUBLE.
3424 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3425 * reload.c (operands_match_p): Special case CONST_INT and
3426 CONST_DOUBLE; check mode earlier.
3428 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3431 * c-typeck.c (convert_for_assignment): Do not check
3432 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3434 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3437 * c-typeck.c (composite_type): Prefer constant size arrays to
3440 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3443 * real.c (real_from_string): Set last bit if there is a nonzero
3444 hex digit beyond GCC's internal precision.
3446 2005-07-28 Richard Henderson <rth@redhat.com>
3449 * cfgcleanup.c (try_forward_edges): Watch out for end of
3452 2005-07-28 James E Wilson <wilson@specifixinc.com>
3455 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3457 2005-07-28 Jan Hubicka <jh@suse.cz>
3459 * Makefile.in (rtl-profile.o): Kill all traces of it.
3460 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3461 * coverage.h (rtl_coverage_counter_ref): Kill.
3462 * opts.c (flag_speculative_prefetching_set): Kill.
3463 (flag_loop_optimize_set): New.
3464 (common_handle_option): Disable loop optimizer when profiling;
3465 do not handle speculative prefetching.
3466 * passes.c (init_optimization_passes): Replace pass_profiling combo
3467 by branch_prob pass.
3468 * profile.c (compute_value_histograms): Update for simplified value
3470 (rtl_register_profile_hooks): Kill.
3471 (pass_profiling): Kill.
3472 (rest_of_handle_branch_prob): Do not profile.
3473 * toplev.c (process_options): Remove speculative prefetching.
3474 * toplev.h (flag_tree_based_profiling): Kill.
3475 * tree-profile.c (prepare_instrumented_value,
3476 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3477 tree_gen_one_value_profiler, do_tree_profiling): Update for
3478 simplified datastructures.
3479 * value-prof.c: Add comment that speculative prefetching was dropped;
3480 update rest of file for simplified datastructures.
3481 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3482 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3483 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3484 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3485 rtl_mod_subtract, gen_speculative_prefetch,
3486 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3487 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3488 (gate_handle_value_profile_transformations,
3489 rest_of_handle_value_profile_transformations,
3490 pass_value_profile_transformations): Kill.
3491 * value-prof.h (histogram_value_t): Remove IL based unions.
3492 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3493 rtl_profile_hooks): Remove hooks.
3495 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3497 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3498 (cgraph_clone_node): Likewise.
3499 * cgraph.h (cgraph_clone_edge): Update prototype.
3500 (cgraph_clone_node): Likewise.
3501 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3503 (lookup_recursive_calls): Consider profile.
3504 (cgraph_decide_recursive_inlining): Fix updating; use new
3505 probability argument; use profile.
3506 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3507 * tree-inline.c (copy_bb): Update clal of clone_edge.
3508 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3510 * invoke.texi (min-inline-recursive-probability): Document.
3512 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3514 * doc/install.texi (Configuration): Update Valgrind homepage.
3516 2005-07-28 Richard Henderson <rth@redhat.com>
3519 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3520 labels we want to delete.
3521 (cfg_layout_merge_blocks): Likewise.
3523 2005-07-28 Richard Henderson <rth@redhat.com>
3526 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3527 when expanding to nothing.
3529 2005-07-28 Josh Conner <jconner@apple.com>
3531 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3532 (cgraph_decide_inlining_of_small_functions): Likewise.
3534 2005-07-28 Josh Conner <jconner@apple.com>
3536 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3537 direction of badness if negative.
3538 (cgraph_default_inline_p): Add reason to parameters, and assign it
3540 (cgraph_decide_inlining_of_small_functions): New parameter in call
3541 to cgraph_default_inline_p.
3542 (cgraph_decide_inlining_incrementally): Likewise.
3543 * cgraphunit.c (decide_is_function_needed): Likewise.
3544 * cgraph.h (cgraph_default_inline_p): Likewise.
3546 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3548 * builtins.c: Fix comment typo(s).
3549 * genautomata.c: Likewise.
3550 * gimplify.c: Likewise.
3551 * tree-dfa.c: Likewise.
3552 * tree-flow-inline.h: Likewise.
3553 * tree-into-ssa.c: Likewise.
3554 * tree-ssa-alias.c: Likewise.
3555 * tree-ssa-ccp.c: Likewise.
3556 * tree-ssa-copy.c: Likewise.
3557 * tree-ssa-dce.c: Likewise.
3558 * tree-ssa-dom.c: Likewise.
3559 * tree-ssa-operands.c: Likewise.
3560 * tree-tailcall.c: Likewise.
3561 * tree-vectorizer.c: Likewise.
3562 * tree-vrp.c: Likewise.
3565 2005-07-28 Jeff Law <law@redhat.com>
3567 * tree-vrp.c (test_for_singularity): Extracted from ...
3568 (simplify_cond_using_ranges): Attempt to simplify a relational
3569 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3571 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3573 PR tree-optimization/22506
3574 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3575 phis whose argument is constant.
3577 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3579 PR rtl-optimization/18992
3580 Back out this patch:
3581 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3582 PR optimization/12142
3583 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3584 uses of the register in the SET_SRC. Remove unnecessary argument.
3586 Replace it with this:
3587 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3588 if flag_non_call_exceptions is set and the insn may trap, pass
3589 pc_rtx as dest for recursion.
3590 In SET_SRC part of SET case, if dest is already set, pass it down
3593 2005-07-28 Jan Hubicka <jh@suse.cz>
3595 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3596 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3597 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3599 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3600 profile when available.
3602 2005-07-28 Jan Beulich <jbeulich@novell.com>
3604 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3605 (ia64_print_operand): Describe and handle 'X'.
3606 (ia64_register_move_cost): Also handle FP_REGS.
3607 (ia64_preferred_reload_class): Likewise.
3608 (ia64_secondary_reload_class): Likewise.
3609 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3610 it. Also check for ITANIUM_CLASS_FLDP.
3611 * config/ia64/ia64.h (FP_REGNO_P): New.
3612 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3613 (reg_class): Add FP_REGS.
3614 (REG_CLASS_NAMES): Adjust for it.
3615 (REG_CLASS_CONTENTS): Likewise.
3616 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3617 (REG_CLASS_FROM_LETTER): Handle 'x'.
3618 (CLASS_MAX_NREGS): Handle FP_REGS.
3619 (MEMORY_MOVE_COST): Likewise.
3620 * config/ia64/ia64.md (itanium_class): Add fldp.
3621 (type): Handle fldp.
3622 (movti_internal): More allowable operand combinations. Use ldfp8 when
3623 splitting unnecessary. Remove predicable attribute. Adjust
3624 itanium_class attribute.
3625 (smuldi3_highpart): Remove outdated comment.
3626 (mulditi3, umulditi3, rotlti3): New expanders.
3627 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3628 (absti2): Disabled new insn for future reference.
3629 Respective new splitters.
3630 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3631 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3632 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3634 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3636 PR rtl-optimization/23047
3637 * simplify-rtx.c (simplify_const_relational_operation): Respect
3638 flag_wrapv for comparisons with ABS.
3640 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3642 PR tree-optimization/22493
3643 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3644 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3646 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3648 * config/frv/frv.opt (moptimize-membar): New.
3650 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3652 * config/frv/frv.h: Remove machine_function definition.
3654 * config/frv/frv.c (struct frv_io): New.
3655 (struct machine_function): Moved from frv.h. Add has_membar_p.
3656 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3657 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3658 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3659 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3660 (frv_reorg): Call frv_optimize_membar when appropriate.
3661 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3662 (frv_expand_builtin): Adjust calls accordingly.
3663 (frv_io_address_cookie): New function.
3664 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3665 load or store rather than a special insn. Add ccnstant address and
3666 io-type operands to the membar.
3667 (frv_ifcvt_modify_tests): Unsign regno.
3668 (frv_ifcvt_modify_tests): Same.
3670 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3671 UNSPEC_OPTIONAL_MEMBAR constant.
3672 (builtin_read_<mode>): Delete.
3673 (builtin_write_<mode>): Delete.
3674 ("optional_membar_<mode>"): Add operand.
3676 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3677 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3678 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3679 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3680 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3681 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3682 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3683 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3684 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3686 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3688 * df.c (df_uses_record): Handle SCRATCH.
3690 2005-07-28 Steven Bosscher <stevenb@suse.de>
3693 * passes.c (rest_of_decl_compilation): If decl is a type and
3694 we have encountered errors, don't emit debug information.
3696 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3698 * params.def: Fixed comment.
3700 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3703 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3704 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3705 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3707 2005-07-27 Steven Bosscher <stevenb@suse.de>
3710 * varasm.c (assemble_start_function): Don't do anything that may
3711 require a CFG if the current function is a thunk.
3713 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3715 * doc/install.texi (Prerequisites): Mention that perl is needed
3716 to do export control in libstdc++ targetting Darwin.
3718 2005-07-27 Steven Bosscher <stevenb@suse.de>
3720 PR rtl-optimization/17808
3721 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3722 (sched_insns_conditions_mutex_p): Split out from...
3723 (add_dependence): ...here. But don't call it from here.
3724 (add_dependence_list): Check sched_insns_conditions_mutex_p
3725 before calling add_dependence.
3726 (add_dependence_list_and_free): Likewise.
3727 (fixup_sched_groups): Likewise.
3728 (sched_analyze_1): Likewise.
3729 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3730 (sched_analyze): Likewise.
3731 (sched_analyze_insn): Likewise.
3732 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3733 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3734 dependencies on all COND_EXEC insns to jumps ending basic blocks
3735 when doing intrablock scheduling.
3736 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3738 2005-07-27 Jeff Law <law@redhat.com>
3740 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3741 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3742 equivalency sets, correctly handle the case were vr0 has an
3743 equivalency set, but vr1 does not.
3745 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3747 PR tree-optimization/23073
3748 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3749 vect_print_dump_info before fprintf.
3751 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3753 PR tree-optimize/22348
3754 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3755 Fold the partial computation.
3757 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3759 PR tree-optimization/22325
3760 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3762 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3764 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3765 (force_var_cost): ... this function.
3766 (compute_phi_arg_on_exit): Export.
3768 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3770 PR tree-optimization/20773
3771 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3774 2005-07-27 Richard Guenther <rguenther@suse.de>
3776 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3777 Avoid pushing again if current struct contains only
3778 fields we decomposed.
3780 2005-07-27 Jan Hubicka <jh@suse.cz>
3782 PR tree-optimization/22574
3783 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3786 * tree-tailcall.c (decrease_profile): New function.
3787 (eliminate_tail_call): Use it.
3789 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3790 visibility flags correctly in whole program mode.
3792 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3794 PR rtl-optimization/22472
3795 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3797 2005-07-26 Steven Bosscher <stevenb@suse.de>
3799 PR tree-optimization/22504
3800 * tree-complex.c (expand_complex_addition): Use 'code' instead
3801 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3803 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3805 * config.gcc (cpu_type): Add frv case.
3806 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3807 (supported_defaults): Add fr550 case.
3809 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3812 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3813 whether a pointer of type T * may point to objects of type T *.
3815 2005-07-26 DJ Delorie <dj@redhat.com>
3817 * configure: Regenerate.
3819 2005-07-26 Dale Johannesen <dalej@apple.com>
3821 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3823 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3825 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3826 Clarify use of "build" in name.
3828 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3830 * doc/extend.texi (Raw read/write Functions): New section.
3831 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3832 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3833 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3834 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3835 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3836 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3837 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3838 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3839 * config/frv/frv.c: Add bdesc_loads global.
3840 Add bdesc_stores global.
3841 (frv_init_builtins): Add support for __builtin_{read/write}*.
3842 (frv_volatile_memref): New.
3843 (frv_expand_load_builtin): New.
3844 (frv_expand_store_builtin): New.
3845 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3846 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3847 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3848 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3849 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3850 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3851 (builtin_read_<mode>): New.
3852 (builtin_write_<mode>): New.
3853 (builtin_write64): New.
3854 (optional_membar_<mode>): New.
3856 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3858 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3859 (rather than units) against HOST_BITS_PER_WIDE_INT.
3861 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3863 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3864 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3865 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3866 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3869 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3870 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3871 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3873 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3875 2005-07-26 Richard Guenther <rguenther@suse.de>
3877 PR tree-optimization/22486
3878 * fold-const.c (fold_unary): Fold away useless component
3879 references of the form (T *)&T.x, if the address
3882 2005-07-25 James E Wilson <wilson@specifixinc.com>
3884 * dwarf2out.c (add_call_src_coords_attributes): New.
3885 (gen_inlined_subroutine_die): Call it.
3886 (maybe_emit_file, init_file_table): Add comments.
3887 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3889 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3890 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3891 * tree.h (BLOCK_SOURCE_LOCATION): New.
3892 (struct tree_block): New field locus.
3894 2005-07-26 Andreas Schwab <schwab@suse.de>
3896 PR rtl-optimization/23043
3897 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3898 when allocating a struct unoccr.
3900 2005-07-25 Richard Henderson <rth@redhat.com>
3903 * tree-complex.c (gate_no_optimization): True if errors.
3904 * Makefile.in (tree-complex.o): Update dependencies.
3906 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3908 * config/frv/predicates.md (integer_register_operand): Use
3911 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3914 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3916 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3918 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3920 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3921 types when flag_unsafe_math_optimizations is true.
3923 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3925 * gcc.c (option_map): Add --sysroot.
3926 (process_command): Handle --sysroot.
3927 (display_help): Document it.
3928 * doc/cppopts.tex (-isysroot): Document.
3929 * doc/invoke.texi (--sysroot): Document.
3930 * doc/install.texi (--with-build-sysroot): Document.
3932 * Makefile.in (inhibit_libc): New variable.
3933 (INHIBIT_LIBC_CFLAGS): Likewise.
3934 (LIBGCC2_CFLAGS): Include
3935 $(INHIBIT_LIBC_CFLAGS).
3936 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3937 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3938 ($(T)crtend.o): Likewise.
3939 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3940 ($(T)crtendS.o): Likewise.
3941 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3942 ($(T)crtendT.o): Likewise.
3943 (stmp-fixinc): Do not complain about missing headers if
3945 * configure.ac (inhibit_libc): Set it to true/false.
3946 (--with-build-sysroot): New option. Use it to set
3948 * configure: Regenerated.
3950 2005-07-25 Manfred Hollstein <mh@suse.com>
3952 * calls.c (store_one_arg): Fix unsigned comparison warning.
3954 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3957 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3958 (ggc_print_statistics): Initialize variable before use.
3960 2005-07-25 Richard Guenther <rguenther@suse.de>
3962 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3963 calling with a PHI_NODE argument.
3965 * tree-flow-inline.h (overlap_subvar): Protect against
3968 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3970 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3971 * configure: Regenerate.
3973 2005-07-25 Ira Rosen <irar@il.ibm.com>
3975 * expr.c (highest_pow2_factor): Make extern.
3976 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3977 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3978 record_array_differ_p, array_ptr_differ_p): Likewise.
3979 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3980 additional cases. Call the above functions.
3981 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3982 base_object_differ_p when there are two base objects. Otherwise, compare
3983 base address and offset. Call may_alias_p.
3984 (dump_data_reference): Use a correct field name.
3985 (analyze_array): Make static. Initialize new data-ref fields.
3986 (analyze_indirect_ref): New function.
3987 (init_data_ref): Initialize new data-ref fields.
3988 (strip_conversion): Moved from tree-vect-analyze.c.
3989 (analyze_offset_expr, get_ptr_offset, address_analysis,
3990 object_analysis): Likewise.
3991 (analyze_offset): New function.
3992 (create_data_ref): Likewise.
3993 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3994 dimensions for ARRAY_REFs only.
3995 (build_classic_dist_vector): Make static.
3996 (access_functions_are_affine_or_constant_p): Call macro to get the
3997 address of access functions.
3998 (compute_all_dependences): Add new parameter
3999 compute_self_and_read_read_dependences. Compute self and read-read
4000 dependences if it is true.
4001 (find_data_references_in_loop): Call create_data_ref. Initialize new
4003 (compute_data_dependences_for_loop): Add new parameter
4004 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4005 compute nb_loops. Call compute_all_dependences,
4006 build_classic_dist_vector and build_classic_dir_vector with correct
4008 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4009 with correct parameters. Compare dimensions for ARRAY_REFs only.
4010 (free_data_refs): Call macro to free access functions.
4011 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4012 fields from stmt_vinfo.
4013 (struct base_object_info): New structure.
4014 (struct data_reference): Move fields to base_object_info. Add fields
4015 first_location and object_info for above structures. Move fields from
4016 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4017 aligned_to. Add macros to access the new fields.
4018 Update functions declarations.
4019 * tree-flow.h (is_aliased_with): Declare.
4020 * tree-loop-linear.c (linear_transform_loops): Call
4021 compute_data_dependences_for_loop with correct parameters.
4022 * tree-ssa-alias.c (is_aliased_with): New function.
4023 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4024 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4025 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4026 vect_base_addr_differ_p, compute_subscript_distance and
4027 build_classic_dist_vector. Add printings. Check absolute value of
4029 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4031 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4032 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4033 to bytes. Add printing.
4034 (vect_compute_data_refs_alignment): Go through loads and stores in one
4036 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4037 vect_analyze_data_ref_access): Likewise.
4038 (vect_analyze_pointer_ref_access): Remove.
4039 (vect_address_analysis, vect_object_analysis): Likewise.
4040 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4041 and analyze data-refs in the loop.
4042 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4043 fields of data-ref instead of stmt. Add init to the offset from the
4045 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4046 (vect_update_init_of_dr): Likewise.
4047 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4048 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4050 (new_loop_vec_info): Initialize new fields.
4051 (destroy_loop_vec_info): Free new fields.
4052 (vect_strip_conversion): Remove.
4053 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4054 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4055 datarefs. Add new field ddrs.
4056 Add macros for the new fields access.
4057 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4058 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4059 Remove their macros.
4060 * tree.h (highest_pow2_factor): Declare.
4062 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4064 * calls.c (store_one_arg): Check for sibling call MEM arguments
4065 from already clobbered incoming argument area.
4067 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4069 * c-common.c (check_missing_format_attribute): New.
4070 * c-common.h (check_missing_format_attribute): Likewise.
4071 * c-typeck.c (convert_for_assignment): Use it.
4073 2005-07-24 Andreas Schwab <schwab@suse.de>
4075 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4076 register use a word move. Correct operand of ext.w in 68000 code.
4078 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4080 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4081 variables as declarations, rather than definitions.
4083 2005-07-24 Ira Rosen <irar@il.ibm.com>
4085 PR tree-optimization/22526
4086 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4089 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4091 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4092 that C99 reserve for future use. Use it to define clog10,
4093 clog10f and clog10l.
4095 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4097 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4098 * configure.ac: Check for -Wmissing-format-attribute.
4100 * configure: Regenerate.
4102 2005-07-23 Richard Henderson <rth@redhat.com>
4104 PR tree-optimization/22623
4105 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4107 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4110 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4112 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4114 * Makefile.in (C_TREE_H): Update dependencies.
4115 * c-tree.h: Include toplev.h.
4116 * diagnostic.h (diagnostic_set_info): Add format attribute.
4117 * rtl-error.c (diagnostic_for_asm): Likewise.
4119 2005-07-23 Chao-ying Fu <fu@mips.com>
4121 * config/mips/mips-dsp.md: New file.
4122 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4123 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4125 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4126 MIPS_BUILTIN_BPOSGE32.
4127 (mips_expand_builtin_direct): Add one parameter to indicate that
4128 builtin functions need to return a value.
4129 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4131 (mips_regno_to_class): Add classes for 12 new DSP registers.
4132 (mips_subword): Change to check four HI registers.
4133 (mips_output_move): Output move to and from 6 new DSP accumulators.
4134 (override_options): Make sure -mdsp and -mips16 are not used together.
4135 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4137 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4139 (print_operand): Add 'q' for printing DSP accumulators.
4140 (mips_cannot_change_mode_class): Check ACC_REGS.
4141 (mips_secondary_reload_class): Check ACC_REGS.
4142 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4143 (mips_register_move_cost): Check ACC_REGS.
4144 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4145 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4146 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4147 (dsp_bdesc): New array.
4148 (bdesc_arrays): Add DSP builtin function table.
4149 (mips_prepare_builtin_arg): Check predicate again after
4151 (mips_expand_builtin): Add one more parameter to
4152 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4153 MIPS_BUILTIN_BPOSGE32.
4154 (mips_init_builtins): Initialize new function types.
4155 (mips_expand_builtin_direct): Check if builtin functions need to
4156 return a value and pass operands properly.
4157 (mips_expand_builtin_bposge): New function.
4158 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4159 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4160 (FIRST_PSEUDO_REGISTER): Increase to 188.
4161 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4162 Update for 12 new DSP registers.
4163 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4164 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4165 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4166 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4167 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4168 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4169 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4170 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4171 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4172 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4173 (REGISTER_NAMES): Add names for 12 new DSP registers.
4174 * config/mips/mips.md: Include mips-dsp.md.
4175 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4176 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4177 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4178 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4179 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4180 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4181 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4182 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4183 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4184 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4185 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4186 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4187 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4188 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4189 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4190 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4191 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4192 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4193 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4194 (UNSPEC_RDDSP): New constants.
4195 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4196 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4198 * config/mips/mips.opt (-mdsp): New option.
4199 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4200 (reg_imm10_operand): New predicates.
4201 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4202 * doc/invoke.texi (-mdsp): Document new option.
4204 2005-07-22 DJ Delorie <dj@redhat.com>
4206 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4208 * tree-inline.c (inlinable_function_p): Likewise.
4210 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4213 * toplev.c (check_global_declarations): Do not mark undefined
4214 variables as DECL_IGNORED_P.
4215 * varasm.c (first_global_object_name): GTY it.
4216 (weak_global_object_name): Likewise.
4217 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4218 a string to go into {weak,first}_global_object_name.
4220 2005-07-22 DJ Delorie <dj@redhat.com>
4222 * c-format.c (check_function_format): Change warning control
4223 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4225 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4227 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4228 &PTR->FLD a dereference of PTR.
4229 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4230 a potential dereference of PTR.
4232 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4234 PR rtl-optimization/20370
4235 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4236 call allocate_reg_info if necessary.
4238 PR rtl-optimization/21848
4239 * calls.c (emit_library_call_value_1): For const functions, add
4240 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4242 PR rtl-optimization/22445
4243 * cselib.c (target.h): Include.
4244 (rtx_equal_for_cselib_p): Allow commutative matches.
4245 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4246 Remove MODE parameter. Changed all callers.
4248 PR rtl-optimization/22258
4249 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4251 (try_combine): Use likely_spilled_retval_p.
4253 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4255 * config.gcc: Add crx-elf support.
4257 * doc/contrib.texi: Mention crx.
4258 * doc/extend.texi: Document crx extensions.
4259 * doc/install.texi: Document crx install.
4260 * doc/invoke.texi: Document crx options.
4261 * doc/md.texi: Document crx constraints.
4263 * config/crx/crx-protos.h: New file.
4264 * config/crx/crx.c: New file.
4265 * config/crx/crx.h: New file.
4266 * config/crx/crx.md: New file.
4267 * config/crx/crx.opt: New file.
4268 * config/crx/t-crx: New file.
4270 2005-07-22 Manfred Hollstein <mh@suse.com>
4272 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4274 (int_add_graph_edge): Likewise.
4275 (collapse_nodes): Likewise.
4276 (process_unification_queue): Likewise.
4278 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4279 Laurent GUERBY <laurent@guerby.net>
4281 PR tree-optimization/22336
4282 * function.c (record_block_change): Check for
4283 cfun->ib_boundaries_block.
4285 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4287 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4288 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4290 2005-07-21 DJ Delorie <dj@redhat.com>
4292 * toplev.c (warn_deprecated_use): Add warning control to warning
4294 * c-typeck.c (parser_build_binary_op): Likewise.
4295 (c_finish_if_stmt): Likewise.
4296 * c-common.c (check_function_sentinel): Likewise.
4297 (check_nonnull_arg): Likewise.
4299 2005-07-21 Richard Henderson <rth@redhat.com>
4302 * tree-complex.c (complex_ssa_name_components): New.
4303 (cvc_lookup): Allow entry not found.
4304 (create_components): Remove.
4305 (create_one_component_var, get_component_var): New.
4306 (get_component_ssa_name, set_component_ssa_name): New.
4307 (extract_component): Use get_component_ssa_name.
4308 (update_complex_components): Use set_component_ssa_name.
4309 (update_complex_components_on_edge): Likewise.
4310 (update_phi_components): Create new PHI nodes directly, instead
4311 of adding insns to edges.
4312 (tree_lower_complex): Allocate and free complex_variable_components
4313 and complex_ssa_name_components here.
4315 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4317 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4318 revert to returning false.
4320 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4323 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4325 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4328 * config/i386/i386.md (cmpxf): Change operand constraints
4329 to "nonmemory_operand".
4331 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4333 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4335 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4338 * fold-const.c (fold_build1): Add checksum for the operands.
4339 (fold_build2): Likewise.
4340 (fold_build3): Likewise.
4342 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4345 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4347 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4349 * common.opt (-fforward-propagate): Committed by mistake,
4352 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4354 * reg-stack.c: Fix comment typo(s).
4355 * tree-ssa-operands.c: Likewise.
4356 * tree-vectorizer: Likewise.
4358 2005-07-21 Nick Clifton <nickc@redhat.com>
4360 * config/sh/symbian.c: Replace C++ style line comments with C
4361 style line comments.
4362 (symbian_add_attribute): Do not use a ? operator on the LHS of
4364 (sh_symbian_handle_dll_attribute): Change the type of the
4365 method vector to "VEC(tree,gc)*" and use vector accessor
4366 macros to walk over the elements.
4367 (symbian_export_vtable_and_rtti_p): Likewise.
4368 (symbian_class_needs_attribute_p): Likewise.
4370 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4373 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4374 initialize targetm.resolve_overloaded_builtin here.
4375 (altivec_expand_overloaded_builtin): Make it non-static.
4376 * config/rs6000/rs6000-protos.h
4377 (altivec_expand_overloaded_builtin): New prototype.
4378 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4379 targetm.resolve_overloaded_builtin here.
4380 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4382 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4383 Zdenek Dvorak <dvorakz@suse.cz>
4385 PR tree-optimization/19210
4386 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4388 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4389 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4390 rely on unproven assumptions.
4391 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4392 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4393 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4394 to number_of_iterations_exit.
4395 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4396 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4397 * tree-ssa-loop-niter.c (find_loop_niter,
4398 estimate_numbers_of_iterations_loop): Likewise.
4399 (number_of_iterations_exit): Honor the new options.
4400 * doc/invoke.texi (Wunsafe-loop-optimizations,
4401 funsafe-loop-optimizations): Document them.
4403 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4405 PR rtl-optimization/22167
4406 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4408 2005-07-20 Adam Nemet <anemet@lnxw.com>
4410 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4411 __do_global_dtors_aux longcall.
4413 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4415 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4416 (old_special_pred_table): Don't reference
4417 SPECIAL_MODE_PREDICATES.
4418 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4419 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4420 * config/sh/predicates.h: Don't mention
4421 SPECIAL_MODE_PREDICATES.
4422 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4425 2005-07-20 DJ Delorie <dj@redhat.com>
4427 * config.gcc: Add m32c-elf support.
4429 * doc/contrib.texi: Mention m32c.
4430 * doc/extend.texi: Document m32c extensions.
4431 * doc/install.texi: Mention m32c.
4432 * doc/invoke.texi: Document m32c options.
4433 * doc/md.texi: Document m32c constraints.
4435 * config/m32c/addsub.md: New file.
4436 * config/m32c/bitops.md: New file.
4437 * config/m32c/cond.md: New file.
4438 * config/m32c/jump.md: New file.
4439 * config/m32c/m32c-lib1.S: New file.
4440 * config/m32c/m32c-lib2.c: New file.
4441 * config/m32c/m32c-modes.def: New file.
4442 * config/m32c/m32c-pragma.c: New file.
4443 * config/m32c/m32c-protos.h: New file.
4444 * config/m32c/m32c.abi: New file.
4445 * config/m32c/m32c.c: New file.
4446 * config/m32c/m32c.h: New file.
4447 * config/m32c/m32c.md: New file.
4448 * config/m32c/m32c.opt: New file.
4449 * config/m32c/minmax.md: New file.
4450 * config/m32c/mov.md: New file.
4451 * config/m32c/muldiv.md: New file.
4452 * config/m32c/predicates.md: New file.
4453 * config/m32c/prologue.md: New file.
4454 * config/m32c/shift.md: New file.
4455 * config/m32c/t-m32c: New file.
4457 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4459 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4460 (stack_protect_set, stack_protect_test): New expanders.
4461 (stack_protect_set_si, stack_protect_set_si_media,
4462 stack_protect_set_di_media, stack_protect_test_si,
4463 stack_protect_test_si_media, stack_protect_test_di_media):
4466 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4468 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4470 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4472 * tree.h (tree_expr_nonzero_p): Export.
4473 * fold-const.c (tree_expr_nonzero_p): Likewise.
4474 Return true for CALL_EXPRs that are alloca calls.
4475 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4477 * tree-flow.h (expr_computes_nonzero): Remove.
4478 * tree-vrp.c (expr_computes_nonzero): Remove.
4479 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4480 (extract_range_from_unary_expr): Likewise.
4481 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4482 tree_expr_nonzero_p.
4484 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4486 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4487 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4488 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4489 All callers changed.
4490 (frame_related_constant_load): New arg "related" which controls
4491 setting of RTX_FRAME_RELATED_P. All callers changed.
4492 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4493 (bfin_expand_prologue): Add stack limit checking.
4494 * config/bfin/bfin.md (trapifcc): New pattern.
4496 * config/bfin/bfin.c: Include "langhooks.h".
4497 (def_builtin): Go through lang_hooks to call builtin_function.
4499 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4500 * config/bfin/predicates.md (symbol_ref_operand): New.
4501 (call_insn_operand): Delete. All callers changed to use
4502 register_no_elim_operand.
4503 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4505 (function_arg): Use it to generate the call's operand 2.
4506 (bfin_longcall_p): New function.
4507 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4508 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4509 determine if the address needs to be in a REG.
4510 (bfin_handle_longcall_attribute): New function.
4511 (bfin_attribute_table): Add "longcall" and "shortcall".
4512 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4513 (CUMULATIVE_ARGS): New member call_cookie.
4514 (PREDICATE_CODES): Add symbol_ref_operand.
4515 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4516 extra USE to the pattern.
4517 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4518 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4519 sibcall_value_insn; now the new patterns handle direct calls and the
4520 old ones indirect calls.
4521 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4523 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4525 * doc/trouble.texi: Update section on handling of empty loops.
4527 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4529 * config.gcc: Remove support for sparc-*-openbsd*,
4530 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4532 * config.host: Remove support for i860-*-sysv4* as a host.
4533 * config/i860/*, config/ip2k/*, config/ns32k/*,
4534 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4535 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4536 mention obsolete ports.
4538 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4540 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4542 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4543 of frame_pointer_rtx.
4544 (sh_expand_epilogue): Likewise.
4545 (sh_set_return_address): Likewise.
4546 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4547 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4548 offsets from FRAME_POINTER_REGNUM.
4549 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4550 (sh_register_names): Add initializer for sfp.
4551 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4552 (VALID_REGISTER_P): Likewise.
4553 (FIRST_PSEUDO_REGISTER): Update.
4554 (DWARF_FRAME_REGISTERS): Define.
4555 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4556 (HARD_FRAME_POINTER_REGNUM): Define.
4557 (FRAME_POINTER_REGNUM): Redefine.
4558 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4559 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4560 from FRAME_POINTER_REGNUM.
4561 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4562 FRAME_POINTER_REGNUM.
4563 (REG_CLASS_CONTENTS): Add sfp.
4564 (REG_ALLOC_ORDER): Likewise.
4565 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4566 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4567 of frame_pointer_rtx.
4568 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4570 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4572 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4573 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4574 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4576 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4579 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4581 Make CONSTRUCTOR use VEC to store initializers.
4582 * c-common.c (complete_array_type): Update to cope with VEC in
4584 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4585 (pp_c_constructor_elts): New function.
4586 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4587 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4588 struct constructor_stack, struct initializer_stack,
4589 constructor_elements, push_init_level, pop_init_level,
4590 add_pending_init, find_init_member, output_init_element): Update to
4591 cope with VEC in CONSTRUCTOR_ELTS.
4592 * coverage.c (build_fn_info_value, build_ctr_info_value,
4593 build_gcov_info): Likewise.
4594 * expr.c (categorize_ctor_elements_1, store_constructor,
4595 expand_expr_real_1): Likewise.
4596 * fold-const.c (fold_ternary): Likewise.
4597 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4598 gimplify_init_constructor, gimplify_expr): Likewise.
4599 * tree-dump.c (dequeue_and_dump): Likewise.
4600 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4602 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4604 * tree-sra.c (generate_element_init_1): Likewise.
4605 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4606 * tree-ssa-operands.c (get_expr_operands): Likewise.
4607 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4608 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4609 (get_initial_def_for_reduction): Likewise.
4610 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4611 value handle in annotations.
4612 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4613 tree_node_structure): Add support for constr_kind.
4614 (build_vector_from_ctor, build_constructor_single,
4615 build_constructor_from_list): New functions.
4616 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4617 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4618 Update to cope with VEC in CONSTRUCTOR_ELTS.
4619 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4620 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4621 CONSTRUCTOR_APPEND_ELT): New macros.
4622 (struct constructor_elt, struct tree_constructor): New data types.
4623 (union tree_node): Add tree_constructor field.
4624 * treestruct.def: Define TS_CONSTRUCTOR.
4625 * varasm.c (const_hash_1, compare_constant, copy_constant,
4626 compute_reloc_for_constant, output_addressed_constants,
4627 initializer_constant_valid_p, output_constant,
4628 array_size_for_constructor, output_constructor): Update to cope with
4629 VEC in CONSTRUCTOR_ELTS.
4630 * vec.h (VEC_empty, VEC_copy): New macros.
4632 2005-07-19 Devang Patel <dpatel@apple.com>
4634 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4636 2005-07-19 Richard Henderson <rth@redhat.com>
4639 * gimplify.c (gimplify_expr): Use main variant type for the temp
4640 destination for a discarded volatile read.
4641 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4642 casts between non-void types that change volatility.
4644 2005-07-15 DJ Delorie <dj@redhat.com>
4646 * toplev.h: Add comment about the first parameter for warning().
4647 * errors.h: Likewise.
4649 * c.opt (Wpragmas): New.
4650 * doc/invoke.texi: Document it.
4652 * function.c (do_warn_unused_parameter): Add warning control to
4654 * c-decl.c (warn_if_shadowing): Likewise.
4655 * c-lex.c (cb_def_pragma): Likewise.
4656 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4657 (pop_alignment): Likewise.
4658 (handle_pragma_pack): Likewise.
4659 (apply_pragma_weak): Likewise.
4660 (handle_pragma_weak): Likewise.
4661 (handle_pragma_redefine_extname): Likewise.
4662 (add_to_renaming_pragma_list): Likewise.
4663 (handle_pragma_extern_prefix): Likewise.
4664 (maybe_apply_renaming_pragma): Likewise.
4665 (handle_pragma_visibility): Likewise.
4667 * config/c4x/c4x-c.c (BAD): Likewise.
4668 (c4x_parse_pragma): Likewise.
4669 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4670 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4671 (rs6000_pragma_longcall): Likewise.
4672 * config/v850/v850-c.c (pop_data_area): Likewise.
4673 (ghs_pragma_section): Likewise.
4674 (ghs_pragma_section): Likewise.
4675 (ghs_pragma_interrupt): Likewise.
4676 (ghs_pragma_starttda): Likewise.
4677 (ghs_pragma_startsda): Likewise.
4678 (ghs_pragma_startzda): Likewise.
4679 (ghs_pragma_endtda): Likewise.
4680 (ghs_pragma_endsda): Likewise.
4681 (ghs_pragma_endzda): Likewise.
4683 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4684 Kenneth Zadeck <zadeck@naturalbridge.com>
4686 * Makefile.in: Removed tree-promote-statics.c
4687 * tree-promote-statics.c: Removed.
4688 * common.opt: Removed flag-promote-statics.
4690 * passes.c: Removed tree-promote-statics pass.
4691 * tree-pass.h: Ditto.
4692 * timevar.def: Removed TV_PROMOTE_STATICS.
4695 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4697 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4699 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4701 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4704 * c-common.c (check_function_arguments): Call
4705 'check_function_format' if either -Wformat or
4706 -Wmissing-format-attribute are specified.
4707 * c-format.c (check_function_format): Check -Wformat before
4708 calling 'check_format_info'.
4709 * c-opts.c (c_common_post_options): Don't warn for
4710 -Wmissing-format-attribute without -Wformat.
4711 * c-typeck.c (convert_for_assignment): Detect additional cases for
4712 -Wmissing-format-attribute.
4713 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4716 2005-07-19 Richard Guenther <rguenther@suse.de>
4718 * config/i386/i386.md (lrint<mode>2): Use temporary
4719 instead of clobbering non-existent memory.
4721 2005-07-19 Nick Clifton <nickc@redhat.com>
4723 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4724 statement to avoid displaying ASCII control characters.
4726 2005-07-19 Ben Elliston <bje@au.ibm.com>
4728 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4729 * cfganal.c (find_edge_index): Ditto.
4730 * combine.c (combine_instructions): Ditto.
4731 * ddg.c (create_scc): Ditto.
4732 (find_successors): Ditto.
4733 (find_predecessors): Ditto.
4734 (find_nodes_on_paths): Ditto.
4735 (longest_simple_path): Ditto.
4736 * flow.c (update_life_info): Ditto.
4737 (count_or_remove_death_notes): Ditto.
4738 (clear_log_links): Ditto.
4739 * modulo-sched.c (generate_reg_moves): Ditto.
4740 (find_max_asap): Ditto.
4741 (find_max_hv_min_mob): Ditto.
4742 (find_max_dv_min_mob): Ditto.
4743 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4744 * sched-rgn.c (extract_edgelst): Ditto.
4745 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4746 (dump_update_ssa): Ditto.
4747 (ssa_names_to_replace) Ditto.
4748 (switch_virtuals_to_full_rewrite): Ditto.
4749 (update_ssa): Ditto.
4750 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4752 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4754 Fix PR tree-optimization/22483
4756 * tree-complex.c (create_components): Use
4757 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4758 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4759 * tree-flow.h (safe_referenced_var_iterator): New structure.
4760 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4761 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4762 safe_referenced_var iterator.
4763 (add_type_alias): Ditto.
4765 2005-07-19 Steven Bosscher <stevenb@suse.de>
4767 * loop-init.c (rest_of_handle_loop2): Remove.
4768 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4769 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4770 (pass_rtl_loop_init, pass_rtl_loop_done,
4771 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4772 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4773 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4774 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4775 pass_tree_loop_done, and pass_tree_unswitch.
4776 (gate_loop): Rename to gate_tree_loop.
4777 * passes.c (init_optimization_passes): Update for renamed tree
4778 loop passes. Add the new loop2 passes as subpasses of loop2.
4779 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4780 Update for the renamed tree loop passes.
4782 2005-07-18 Ian Lance Taylor <ian@airs.com>
4785 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4786 blocks when optimizing.
4788 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4790 * common.opt (frename-registers): Initialize to 2.
4792 (fgcse-after-reload): Ditto.
4793 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4794 (process_options): Only change flag_web, flag_rename_registers,
4795 and flag_rerun_cse_after_loop if not explicitly set by user.
4797 2005-07-18 Jan Beulich <jbeulich@novell.com>
4799 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4800 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4801 in 64-bit mode the same as DImode in 32-bit mode.
4802 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4803 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4804 mode. Add new mode parameter.
4805 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4806 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4807 x86_64_shift_adj): New expanders.
4808 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4809 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4811 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4812 DImode shift splitters.
4813 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4814 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4817 2005-07-18 Jan Beulich <jbeulich@novell.com>
4819 * i386.md (movdi_extzv_1): New.
4820 (zero_extendhidi2): Combine alternatives and never force use of
4822 (zero_extendqidi2): Likewise. Don't restrict input selection.
4824 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4826 Fix PR tree-optimization/22531
4827 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4830 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4832 * tree-promote-statics.c (pass_promote_statics): Change dump file
4835 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4837 * tree-optimize.c (init_tree_optimization_passes): Add
4838 pass_eliminate_useless_stores pass.
4839 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4840 * tree-ssa-pre.c (is_copy_stmt): New function.
4841 (follow_copies_till_vuse): Ditto.
4842 (do_eustores): Ditto.
4843 (gate_eustores): Ditto.
4845 2005-07-16 Richard Henderson <rth@redhat.com>
4847 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4849 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4850 Kenneth Zadeck <zadeck@naturalbridge.com>
4852 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4853 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4854 ipa-type-escape.h, tree-promote-statics.c
4855 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4856 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4857 tree-promote-statics.c: new files.
4858 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4859 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4860 int nonlocal_set_p, mark_constant_function): Deleted.
4861 (rest_of_handle_cfg): Removed call to mark_constant_function.
4862 (nonoverlapping_component_refs_p): Added calls to support
4863 type based aliasing.
4864 * tree-ssa-alias.c (may_alias_p,
4865 compute_flow_insensitive_aliasing): Ditto.
4866 * calls.c (flags_from_decl_or_type): Removed reference to
4868 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4869 too many arguments. This is necessary for Spec 2000.
4870 * cgraph.h (const_function, pure_function): Removed.
4871 * common.opt: Added "fipa-pure-const", "fipa-reference",
4872 "fipa-type-escape", and "ftree-promote-static".
4874 * passes.c: Added ipa and tree-promote-statics passes.
4875 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4876 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4877 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4878 * tree-flow.h: Added exposed sra calls and addition of
4879 reference_vars_info field for FUNCTION_DECLS.
4880 * tree-pass.h: Added passes.
4881 * tree-sra.c: (sra_init_cache): New function.
4882 (sra_insert_before, sra_insert_after) Made public.
4883 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4885 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4886 aliasing. (may_alias_p): Added code to use type escape analysis to
4888 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4889 code to prune clobbers of static variables based on information
4890 produced in ipa-reference pass. Changed call clobbering so that
4891 statics are not marked as clobbered if the call does not clobber
4894 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4896 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4899 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4901 * doc/install.texi (*-*-solaris2*): Document recommended version
4902 of GNU binutils and mention GNU linker problem on Solaris 10.
4904 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4907 * c-decl.c (c_build_bitfield_integer_type): New function.
4908 (finish_struct): Call it.
4909 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4911 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4913 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4916 2005-07-16 Jan Hubicka <jh@suse.cz>
4918 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4919 (scale_bbs_frequencies_int): Watch roundoff errors.
4920 * predict.c (return_prediction): Initialize return_stmt.
4922 2005-07-16 Jan Hubicka <jh@suse.cz>
4924 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4925 after RTL profiling.
4927 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4930 * fold-const.c (build_range_check): Convert high/low to etype
4931 if we are only comparing against exp.
4933 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4935 Fix PR tree-optimization/22376
4936 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4938 (need_to_solve): New function.
4939 (compute_points_to_sets): Use it.
4941 2005-07-15 Jan Hubicka <jh@suse.cz>
4943 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4944 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4946 2005-07-15 Richard Guenther <rguenther@suse.de>
4948 * c-common.c (handle_flatten_attribute): New function.
4949 Add flatten function attribute.
4950 * doc/extend.texi: Document flatten function attribute.
4951 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4952 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4954 (cgraph_decide_inlining): Handle functions with flatten
4957 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4959 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4960 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4961 UNSPEC_XCHG, UNSPEC_AND): New.
4962 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4963 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4964 * config/rs6000/sync.md (FETCHOP): New code macro.
4965 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4967 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4968 (sync_compare_and_swap<mode>): Same.
4969 (sync_lock_test_and_set<mode>): Same.
4970 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4971 for QImode and HImode, and not PPC405.
4972 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4973 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4974 (sync_<fetchop>{si,di}_internal): New.
4975 (sync_nand{si,di}_internal): New.
4976 (sync_old_<fetchop>{si,di}_internal): New.
4977 (sync_old_nand{si,di}_internal): New
4978 (sync_new_<fetchop>{si,di}_internal): New.
4979 (sync_new_nand{si,di}_internal): New.
4980 (atomic_and{si,di}): New.
4981 (sync_new_nand{si,di}_internal): New.
4982 (atomic_and{si,di}): New.
4983 (sync_add<mode>_internal): Delete.
4984 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4985 (sync_sub<mode>_internal): Delte.
4986 (sync_subshort_internal): New.
4987 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4988 (sync_anddi_internal): Delete.
4989 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4990 (sync_booldi_internal): Delete.
4991 (sync_boolc<mode>_internal): Delete.
4992 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4993 (sync_boolc<mode>_internal2): Delete.
4994 (sync_boolcc<mode>_internal): Delete.
4995 (isync, lwsync): Use unspec instead of unspec_volatile.
4996 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4997 Revert UNSPEC_VOLATILE.
4998 (rs6000_split_atomic_op): New.
4999 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5001 2005-07-14 Eric Christopher <echristo@redhat.com>
5003 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5004 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5006 2005-07-14 Eric Christopher <echristo@redhat.com>
5008 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5010 2005-07-14 Steven Bosscher <stevenb@suse.de>
5012 PR tree-optimization/22230
5013 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5014 the computation of the four cross productions for "range op range".
5016 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5017 Ulrich Weigand <uweigand@de.ibm.com>
5020 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5023 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5025 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5027 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5029 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5031 2005-07-14 Richard Guenther <rguenther@suse.de>
5034 * config/i386/i386-protos.h (ix86_function_value): Change
5035 prototype to match new target hook.
5036 * config/i386/i386.c (ix86_value_regno): Change prototype
5037 to take extra type argument.
5038 (TARGET_FUNCTION_VALUE): Define.
5039 (ix86_function_ok_for_sibcall): Pass extra argument to
5040 ix86_value_regno, check return slot rtx for exact match.
5041 (ix86_function_value): Take extra parameter. Dispatch to
5042 ix86_value_regno with fndecl/fntype as provided.
5043 (ix86_value_regno): Handle extra type argument.
5044 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5046 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5047 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5048 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5049 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5050 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5052 2005-07-14 Richard Guenther <rguenther@suse.de>
5054 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5055 * calls.c (expand_call): Pass fntype to hard_function_value.
5056 (emit_library_call_value_1): Likewise.
5057 * explow.c: Include target.h.
5058 (hard_function_value): Take extra argument, the fntype.
5059 Use new target hook for function_value.
5060 * expr.h (hard_function_value): Change prototype.
5061 * function.c (aggregate_value_p): Pass 0 as fntype to
5062 hard_function_value.
5063 (assign_parms): Use new target hook for function_value.
5064 Pass 0 as fntype to hard_function_value.
5065 (expand_function_end): Likewise.
5066 * reg-stack.c: Include target.h.
5067 (stack_result): Use new target hook for function_value.
5068 * target-def.h: New target hook function_value.
5069 * target.h: Likewise.
5070 * targhooks.c (default_function_value): New function.
5071 * targhooks.h (default_function_value): Declare.
5073 2005-07-13 Ian Lance Taylor <ian@airs.com>
5075 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5077 2005-07-14 Jan Hubicka <jh@suse.cz>
5079 * tree-dfa.c (dump_variable): Use default_def function.
5080 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5081 * tree-ssa.c (verify_use): Likewise.
5082 * tree-ssanames.c (release_ssa_name): Likewise.
5083 * tree-tailcall.c (eliminate_tail_call): Likewise.
5084 (tree_optimize_tail_calls_1): Likewise.
5085 * tree-vrp.c (get_value_range): Likewise.
5087 2005-07-14 Ben Elliston <bje@au.ibm.com>
5089 * gcc.c (main): Compare language[0] with '*' when iterating over
5092 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5094 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5095 "s390_emit_compare". Add handling of CCZ1mode.
5096 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5097 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5099 (s390_branch_condition_mask): Add CCZ1mode handling.
5100 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5101 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5102 Use CCZ1mode instead of CCZmode.
5103 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5105 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5107 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5109 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5111 2005-07-13 Eric Christopher <echristo@redhat.com>
5113 * config/mips/mips.c (mips_canonicalize_comparison): New.
5114 (mips_emit_int_relational): Use.
5116 2005-07-13 Eric Christopher <echristo@redhat.com>
5118 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5120 * config/s390/s390.md: Include tpf.md. Move tpf specific
5122 * config/s390/tpf.md: To here.
5123 * config/s390/s390.opt: Move tpf specific options...
5124 * config/s390/tpf.opt: to here. Add mmain option.
5125 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5126 * config/s390/tpf.h: Rewrite.
5128 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5130 * doc/tm.texi: Remove @xref{Cross-profiling}.
5132 2005-07-13 Jeff Law <law@redhat.com>
5134 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5135 expressions, test their _DECL operands for pointer equality rather
5136 than using operand_equal_p.
5138 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5140 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5141 (TARGET_POSIX_IO): This.
5142 * config/darwin.h: Likewise.
5143 * config/freebsd.h: Likewise.
5144 * config/linux.h: Likewise.
5145 * config/lynx.h: Likewise.
5146 * config/netbsd.h: Likewise.
5147 * config/rs6000/linux64.h: Likewise.
5148 * config/rs6000/linux.h: Likewise.
5149 * config/s390/tpf.h: Likewise.
5150 * config/sh/embed-elf.h: Likewise.
5151 * config/sparc/linux64.h: Likewise.
5152 * config/sparc/linux.h: Likewise.
5153 * config/svr4.h: Likewise.
5154 * gcov-io.h: Likewise.
5156 * doc/tm.texi: Updated.
5158 * libgcov.c (create_file_directory): Defined only if
5159 TARGET_POSIX_IO is defined.
5160 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5163 2005-07-13 Jan Hubicka <jh@suse.cz>
5165 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5167 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5169 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5170 structure as argument.
5172 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5174 PR tree-optimization/21921
5175 * tree-iterator.c (tsi_link_before): Support the case when
5176 tsi_end_p (tsi) == true.
5178 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5180 PR tree-optimization/22442
5181 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5184 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5186 PR rtl-optimization/20376
5187 * toplev.c (process_options): Enable -fweb and -frename-registers when
5189 * doc/invoke.texi: Update the information about when -fweb and
5190 -frename-registers are enabled.
5192 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5195 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5196 if *rhs_p is not a SSA_NAME.
5198 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5200 Fix PR tree-optimization/22422
5201 * tree-ssa-structalias.c (struct variable_info): Add flag for
5203 (get_varinfo): Now a static function.
5204 (new_varinfo): init has_union and is_special_var to false.
5205 (solution_set_add): Check has_union.
5206 (do_da_constraint): Move temporary variable so it gets reset
5208 Also check for special variable.
5209 (do_ds_constraint): Ditto.
5210 (do_sd_constraint): Ditto.
5211 (do_structure_copy): Check for special variable.
5212 (find_func_aliases): Ditto.
5213 (init_base_vars): Set special vars properly.
5215 2005-07-13 Jan Hubicka <jh@suse.cz>
5217 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5220 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5221 (get_expr_operands): Fix thinko wrt flags and subvars.
5223 PR tree-optimize/22379
5224 * tree-inline.c (expand_call_inline): Do not output sorry in early
5227 2005-07-12 Dale Johannesen <dalej@apple.com>
5229 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5231 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5234 * host-linux.h: Include limits.h.
5236 2005-07-12 Dale Johannesen <dalej@apple.com>
5238 * expr.c (compress_float_constant): Add cost check.
5239 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5241 2005-07-12 Dale Johannesen <dalej@apple.com>
5243 * gcc.target/i386/compress-float-sse.c: New.
5244 * gcc.target/i386/compress-float-sse-pic.c: New.
5245 * gcc.target/i386/compress-float-387.c: New.
5246 * gcc.target/i386/compress-float-387-pic.c: New.
5247 * gcc.dg/compress-float-ppc.c: New.
5248 * gcc.dg/compress-float-ppc-pic.c: New.
5250 2005-07-12 Eric Christopher <echristo@redhat.com>
5252 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5254 * config/s390/s390.md: Include tpf.md. Move tpf specific
5256 * config/s390/tpf.md: To here.
5257 * config/s390/s390.opt: Move tpf specific options...
5258 * config/s390/tpf.opt: to here. Add mmain option.
5259 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5260 * config/s390/tpf.h: Rewrite.
5262 2005-07-12 Eric Christopher <echristo@redhat.com>
5264 * gcc.c (struct infile): Update comment for language.
5265 (main): Rewrite input file resetting code.
5267 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5270 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5271 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5272 (lookup_avail_expr): Use constant_boolean_node instead
5273 of boolean_false_node/boolean_true_node.
5275 2005-07-12 Ben Elliston <bje@au.ibm.com>
5277 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5278 and use it when printing num_edges.
5280 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5282 * doc/extend.texi (Blackfin Built-in Functions): New section.
5283 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5286 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5288 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5289 s/cmpstrsi/cmpstrnsi
5290 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5292 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5293 (init_optabs): Initialize cmpstrn_optab.
5294 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5295 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5296 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5297 * config/i386/i386.md: s/cmpstr/cmpstrn
5298 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5299 * doc/md.texi: Update documentation.
5301 2005-07-11 Richard Henderson <rth@redhat.com>
5303 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5304 build_va_arg_indirect_ref.
5305 (alpha_gimplify_va_arg): Likewise.
5306 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5307 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5308 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5309 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5310 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5311 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5313 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5315 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5317 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5318 * passes.c (init_optimization_passes): Add pass_empty_loop.
5319 * tree-pass.h (pass_empty_loop): Declare.
5320 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5321 try_remove_empty_loop, remove_empty_loops): New functions.
5322 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5323 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5325 2005-07-12 Peter Barada <peter@the-baradas.com>
5329 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5330 in address registers.
5331 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5332 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5333 alternative of addsi3_5200.
5335 2005-07-11 Ian Lance Taylor <ian@airs.com>
5337 * config/mips/mips.md (ffs<mode>2): Remove.
5339 2005-07-11 Ian Lance Taylor <ian@airs.com>
5341 * doc/tree-ssa.texi (Cleanups): Improve description of
5343 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5345 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5347 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5348 * tree.h (DECL_ARGUMENT_FLD): New macro.
5350 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5352 Fix PR tree-optimization/22404
5354 * tree-ssa-structalias.c (create_variable_info_for): Use
5357 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5359 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5360 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5361 for second comparison operand.
5362 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5364 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5365 (define_insn_reservation "alu"): Likewise.
5366 (csync, ssync): Now of type sync.
5367 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5368 -mcsync-anomaly -mspecld-anomaly.
5369 * config/bfin/bfin.opt (mcsync): Remove.
5370 (mcsync-anomaly, mspecld-anomaly): Add.
5371 * config/bfin/bfin.c: Include "insn-codes.h".
5372 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5373 (TARGET_DEFAULT_TARGET_FLAGS): New.
5374 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5376 2005-07-11 Steven Bosscher <stevenb@suse.de>
5378 * basic-block.h: Give the BB flags enum a name, bb_flags.
5379 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5380 * cfgcleanup.c (enum bb_flags): Remove here.
5381 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5382 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5383 (update_forwarder_flag): Likewise.
5384 (thread_jump): Likewise.
5385 (try_forward_edges): Likewise.
5386 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5387 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5388 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5390 2005-07-11 Richard Guenther <rguenther@suse.de>
5392 * config/i386/i386.opt: New target option -msseregparm.
5393 * config/i386/i386.c (override_options): Error out for
5394 -msseregparm but no SSE support.
5395 (ix86_function_sseregparm): Check for global sseregparm.
5396 * doc/invoke.texi: Document -msseregparm.
5398 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5400 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5401 (m32rle-*-linux*): Ditto.
5403 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5405 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5406 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5409 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5413 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5414 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5416 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5418 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5419 (varmap): Heapify varmap.
5420 (constraints): Heapify constraints.
5421 (struct constraint_graph): Heapify succs and preds.
5422 (constraint_vec_find): Update for heapification.
5423 (constraint_set_union): Ditto.
5424 (insert_into_complex): Ditto.
5425 (constraint_edge_vec_find): Ditto.
5426 (erase_graph_self_edge): Ditto.
5427 (add_graph_edge): Ditto.
5428 (get_graph_weights): Ditto.
5429 (merge_graph_nodes): Ditto.
5430 (build_constraint_graph): Ditto.
5431 (topo_visit): Ditto.
5432 (solve_graph): Ditto.
5433 (create_variable_info_for): Ditto.
5434 (init_base_vars): Ditto.
5435 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5436 (condese_varmap_nodes): Free complex vector.
5437 (clear_edges_for_node): Clear succs and preds vector.
5439 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5441 * tree-ssa-structalias.c (update_alias_info): Change counting of
5442 references to not include vdefs.
5444 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5446 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5449 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5451 * pa.c (pa_commutative_p): Make PLUS commutative when
5452 TARGET_NO_SPACE_REGS is true.
5454 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5456 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5457 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5458 * tree-dfa.c (dump_subvars_for): New.
5459 (debug_subvars_for): New.
5460 (dump_variable): Show subvariables if VAR has them.
5461 * tree-flow-inline.h (get_subvar_at): New.
5462 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5463 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5465 (struct subvar): Change fields offset and size to unsigned
5467 (dump_subvars_for): Declare.
5468 (debug_subvars_for): Declare.
5469 (get_subvar_at): Declare.
5470 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5471 to unsigned HOST_WIDE_INT *.
5472 (overlap_subvar): Likewise.
5473 * tree-gimple.c (is_gimple_reg): Always return false for
5474 SFTs and memory tags.
5475 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5477 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5478 (compute_may_aliases): Call compute_points_to_sets.
5479 (collect_points_to_info_for): Remove.
5480 (compute_points_to_and_addr_escape): Remove.
5481 (delete_alias_info): Call delete_points_to_sets.
5482 (compute_flow_sensitive_aliasing): If the call to
5483 find_what_p_points_to returns false, call set_pt_anything.
5484 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5485 (set_pt_anything): Clear pi->pt_vars.
5486 (set_pt_malloc): Remove.
5487 (merge_pointed_to_info): Remove.
5488 (add_pointed_to_expr): Remove.
5489 (add_pointed_to_var): Remove.
5490 (collect_points_to_info_r): Remove.
5491 (is_escape_site): Make extern.
5493 (create_overlap_variables_for): Call it.
5494 * tree-ssa-copy.c (merge_alias_info): Never merge
5495 flow-sensitive alias information.
5496 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5497 offset and size to be unsigned HOST_WIDE_INT.
5498 (add_to_addressable_set): Rename from note_addressable.
5499 Set TREE_ADDRESSABLE as the variables are added to the set.
5501 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5502 operands into VUSEs when adding V_MAY_DEFs for members in an
5504 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5505 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5506 (struct variable_info): Add bitfield is_heap_var.
5507 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5508 (new_var_info): Initialize is_heap_var.
5509 (get_constraint_for): Add HEAP variables to the symbol table.
5510 Mark them with is_heap_var.
5511 (update_alias_info): New. Taken mostly from the old
5512 compute_points_to_and_addr_escape.
5513 (handle_ptr_arith): New.
5514 (find_func_aliases): Call update_alias_info.
5515 Call handle_ptr_info for tcc_binary expressions.
5516 Call mark_stmt_modified.
5517 (create_variable_info_for): If DECL has subvars, do not create
5518 variables for its subvars. Always add all the fields.
5519 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5520 SFTs, then add all the SFTs of the structure.
5521 If VI->DECL is an aggregate with subvariables, add the SFT at
5523 (find_what_p_points_to): If VI is an artificial variable,
5524 translate to bitfields in SSA_NAME_PTR_INFO.
5525 If the solution is empty, set pi->pt_vars to NULL
5526 (init_base_vars): Create ANYOFFSET.
5527 (compute_points_to_sets): Rename from create_alias_vars.
5529 (pass_build_pta): Remove.
5530 (delete_points_to_sets): Rename from delete_alias_vars.
5531 (pass_del_pta): Remove.
5532 * tree-ssa-structalias.h (struct alias_info): Move from
5534 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5535 NUM_REFERENCES_SET): Likewise.
5536 (compute_points_to_sets, delete_points_to_sets): Declare.
5538 2005-07-09 Richard Henderson <rth@redhat.com>
5540 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5541 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5542 alpha_split_lock_test_and_set_12): New functions.
5543 * config/alpha/alpha-protos.h: Update.
5544 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5545 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5546 * config/alpha/sync.md (I12MODE): New.
5547 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5548 (sync_<fetchop_name><I48MODE>): Likewise.
5549 (sync_nand<I48MODE>): Likewise.
5550 (sync_old_<fetchop_name><I48MODE>): Likewise.
5551 (sync_new_<fetchop_name><I48MODE>): Likewise.
5552 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5553 (sync_compare_and_swap<I48MODE>): Likewise.
5554 (sync_lock_test_and_set<I48MODE>): Likewise.
5555 (sync_compare_and_swap<I12MODE>): New.
5556 (sync_compare_and_swap<I12MODE>_1): New.
5557 (sync_lock_test_and_set<I12MODE>): New.
5558 (sync_lock_test_and_set<I12MODE>_1): New.
5560 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5564 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5566 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5568 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5569 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5571 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5574 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5576 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5578 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5579 memory_operand constraint.
5580 (store_conditional_<mode>): Same.
5581 (sync_compare_and_swap<mode>): Same.
5582 (sync_lock_test_and_set<mode>): Same.
5584 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5586 Rewrite PIC support to more closely model actual instructions.
5587 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5588 (cris_symbol): Remove prototypes for removed functions.
5589 (cris_pic_symbol_type_of, cris_valid_pic_const)
5590 (cris_expand_pic_call_address): Prototypes for new functions.
5591 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5593 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5595 <case ':'>: Add case for new punctuation character.
5596 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5597 emitting (extra) PIC modifier.
5598 <case UNSPEC>: Do not assert for PLT.
5599 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5600 (cris_expand_prologue, cris_expand_epilogue): Check
5601 for pic_offset_table_rtx usage instead of taking
5602 current_function_uses_pic_offset_table as the final word.
5603 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5604 Remove flag_pic difference.
5605 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5606 the moral equivalents of...
5607 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5609 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5610 (cris_handle_option): Mark ARG as unused.
5611 (cris_expand_pic_call_address): New worker function for "call",
5613 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5614 output PIC constructs here.
5615 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5616 as symbol-specific modifers, not whole or part of operands.
5617 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5618 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5619 constants and flag_pic.
5620 (CONSTANT_INDEX_P): Adjust for new functions.
5621 (enum cris_pic_symbol_type): New helper type.
5622 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5623 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5624 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5626 ("movsi"): Emit actual instructions for GOT and relative access.
5627 ("*movsi_got_load"): New pattern to set up the register holding
5629 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5630 Adjust FIXME for 'S'.
5631 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5632 Use "movs" for -fpic cases.
5633 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5634 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5635 ("call", "call_value"): Just call cris_expand_pic_call_address for
5637 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5638 Remove special pattern.
5639 ("*expanded_call_side", "*expanded_call_value_side"): New
5641 (gotplt-to-plt, gotplt-to-plt-side-call)
5642 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5644 * config/cris/cris/predicates.md
5645 ("cris_general_operand_or_gotless_symbol"): Remove unused
5647 ("cris_general_operand_or_symbol"): Adjust for new functions.
5649 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5651 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5653 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5655 * Makefile.in (TREE_H): Add treestruct.def.
5656 (c-decl.o): Add pointer-set.h
5657 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5658 visibility on regular DECL's.
5659 (merge_decls): Fix the copying of decl nodes of various types for
5660 the new structures. Don't update RTL, section name, weak status,
5661 etc, on DECL's without RTL.
5662 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5663 Don't check volatile on non-variable types.
5664 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5665 to check whether we have seen arguments.
5666 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5667 flag is checked before field (flag is common, field is not).
5668 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5669 TS_DECL_COMMON could have an origin.
5670 (add_location_or_const_value_attribute): Don't check section name
5671 on non-var/function decls.
5672 (dwarf2out_var_location): Reverse order of tests.
5673 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5674 with DECL_WRTL_CHECK.
5675 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5676 * fold-const.c (fold_binary): Don't check weakness on
5677 non-var/function decls.
5678 (tree_expr_nonzero_p): Ditto.
5679 (fold_checksum_tree): Use tree_decl_extra as sizeof
5681 * ggc-page.c (extra_order_size_table): Add sizes for
5682 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5684 * gimplify.c (gimplify_bind_expr): Only set
5685 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5686 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5688 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5689 * langhooks.h (init_ts). New langhook.
5690 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5691 * print-tree.c (print_node): Update to only print fields that
5692 exist in the structures the passed decl has.
5693 * toplev.c (wrapup_global_declarations): Don't reset
5694 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5695 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5696 * tree-inline.c (remap_decl): Ditto.
5697 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5698 * tree-pretty-print.c (print_declaration): Don't print
5699 DECL_REGISTER on things that don't contain it.
5700 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5701 non-var/function decls.
5702 * tree.c (tree_contains_struct): New structure.
5703 (init_priority_for_decl): New hashtable.
5704 (tree_int_map): New structure.
5705 (tree_int_map_eq): New function.
5706 (tree_int_map_marked_p): Ditto.
5707 (tree_int_map_hash): Ditto.
5708 (tree_map): Move to tree.h.
5709 (tree_map_eq): Externalize.
5710 (tree_map_hash): Ditto.
5711 (tree_map_marked_p): Ditto.
5712 (init_ttree): Set up tree_contains_struct and call langhook.
5713 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5714 (tree_code_size): Update for new structures.
5715 (tree_node_structure): Update for new structures.
5716 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5718 (copy_node_stat): Copy init priority.
5719 (build_decl_stat): Ditto for visibility.
5720 (ts_enum_names): New.
5721 (tree_contains_struct_check_failed): New function.
5722 (decl_init_priority_lookup): Ditto.
5723 (decl_init_priority_insert): Ditto.
5724 * treestruct.def: New file.
5725 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5726 (CONTAINS_STRUCT_CHECK): Ditto.
5727 (tree_contains_struct_check_failed): New prototype.
5728 (DECL_CHECK): Removed.
5729 (DECL_MINIMAL_CHECK): New.
5730 (DECL_COMMON_CHECK): Ditto.
5731 (DECL_WRTL_CHECK): Ditto.
5732 (DECL_NON_COMMON_CHECK): Ditto.
5733 (DECL_WITH_VIS_CHECK): Ditto.
5734 (VAR_OR_FUNCTION_DECL_P): Ditto
5735 (struct tree_decl_minimal): New structure.
5736 (struct tree_decl_common): Ditto.
5737 (struct tree_decl_with_rtl): Ditto.
5738 (struct tree_decl_with_vis): Ditto.
5739 (struct tree_decl_non_common): Ditto.
5740 (struct tree_field_decl): Ditto.
5741 (struct tree_parm_decl): Ditto.
5742 (struct tree_var_decl): Ditto.
5743 (struct tree_function_decl): Ditto.
5744 (struct tree_const_decl): Ditto.
5745 (struct tree_result_decl): Ditto.
5746 (union tree_node): Add new structures.
5747 * var-tracking.c (track_expr_p): Reverse order of tests.
5749 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5751 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5753 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5754 * system.h: Poison FINALIZE_PIC.
5755 * doc/tm.texi (FINALIZE_PIC): Remove.
5757 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5760 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5761 to the correct type if we have a MODIFY_EXPR.
5763 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5765 PR tree-optimization/22360
5766 * tree.c (upper_bound_in_type): Fix calculations for casting
5767 to a non-wider signed type and casting a signed value to a
5768 wider unsigned type.
5769 (lower_bound_in_type): Fix calculations for casting to a
5770 non-wider signed type.
5772 PR tree-optimization/20139
5773 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5775 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5776 fold_cond_expr_cond.
5777 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5778 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5780 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5783 * tree-complex.c (expand_complex_libcall): Produce
5784 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5786 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5788 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5789 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5790 b" assert and inserted fastpath code for this case.
5791 (bitmap_ior): Removed "a != b" assert.
5793 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5795 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5796 (ENDFILE_SPEC): Likewise.
5797 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5799 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5800 a large stack frame at epilogue.
5802 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5804 * final.c: Include sdbout.h when required.
5806 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5808 * config.gcc (*-*-darwin*): Only one target-specific header file
5810 (powerpc-*-darwin*): Add version-specific header files.
5811 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5812 * config.in: Regenerate.
5813 * configure: Regenerate.
5814 * gcc.c: Include xregex.h.
5815 (version_compare_spec_function): New.
5816 (spec_function): Add version-compare.
5817 (replace_outfile_spec_function): Reformat comment.
5818 (compare_version_strings): New.
5819 * config/darwin-c.c (version_as_macro): New.
5820 (builtin_define): New.
5821 (darwin_cpp_builtins): New.
5822 * config/darwin-protos.h (darwin_cpp_builtins): New.
5823 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5824 (LIB_SPEC): Make unconditional, update comment.
5825 (TARGET_C99_FUNCTIONS): Define.
5826 * config/darwin.opt: Sort.
5827 (mmacosx-version-min=): New.
5828 * config/darwin7.h: Delete.
5829 * config/darwin8.h: Delete.
5830 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5831 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5832 (TARGET_C99_FUNCTIONS): Define.
5833 * config/rs6000/darwin7.h: New.
5834 * config/rs6000/darwin8.h: New.
5835 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5836 (-mmacosx-version-min): Document.
5838 2005-07-07 Ian Lance Taylor <ian@airs.com>
5840 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5842 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5845 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5847 2005-07-07 Khem Raj <kraj@mvista.com>
5849 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5850 in bytes, not words.
5852 2005-07-07 Paul Brook <paul@codesourcery.com>
5854 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5855 DEFAULT_FUNCTION_ARG_PADDING to upward.
5857 2005-07-07 Richard Henderson <rth@redhat.com>
5859 * function.c (locate_and_pad_parm): Record parameter alignment in
5860 stack_alignment_needed.
5862 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5864 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5865 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5866 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5867 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5868 (define_attr "type"): Add isync, sync, load_l, store_c.
5869 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5870 Create scratch volatile MEM.
5871 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5873 (load_locked_<mode>): New.
5874 (store_conditional_<mode>): New.
5875 (sync_compare_and_swap<mode>): Replace with splitter.
5876 (sync_lock_test_and_set<mode>): Replace with splitter.
5877 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5879 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5880 is ics. Attribute isync.
5881 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5883 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5884 and UNSPECV_SYNC_OP.
5885 (emit_unlikely_jump): New.
5886 (emit_load_locked): New.
5887 (emit_store_conditional): New.
5888 (rs6000_split_compare_and_swap): New.
5889 (rs6000_split_lock_test_and_set): New.
5890 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5891 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5892 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5893 rs6000_split_lock_test_and_set): Declare.
5894 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5895 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5896 store_c, isync, sync.
5898 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5900 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5901 filenames to gtyp-gen.h.
5902 (s-typ-gen): Use it in place of for loops.
5904 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5906 * hooks.c (hook_bool_rtx_int_false): New function.
5907 * hooks.h (hook_bool_rtx_int_false): Declare.
5908 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5909 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5910 * target.h (struct gcc_target): Add commutative_p member.
5911 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5912 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5913 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5914 (pa_commutative_p): New function.
5915 * jump.c (target.h): Include.
5916 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5917 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5919 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5921 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5922 (s390_expand_setmem): New.
5923 * config/s390/s390.c: Likewise.
5924 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5926 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5927 general_operand. Call new function "s390_expand_setmem".
5928 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5929 ("setmem_long", "*setmem_long"): ... this.
5931 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5933 * config/s390/s390.c: (optimization_options): Enable
5934 TARGET_MVCLE at -Os.
5935 * doc/invoke.texi: Document changes in default behaviour.
5936 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5938 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5940 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5941 defined by back-end.
5943 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5945 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5946 all sets in the pattern.
5947 * config/rs6000/rs6000.md (stack_protect_testsi,
5948 stack_protect_testdi): Likewise.
5950 2005-07-06 Jeff Law <law@redhat.com>
5952 * tree-vrp.c (simplify_using_ranges): Kill.
5953 (vrp_finalize): Remove call to simplify_using_ranges.
5954 (simplify_stmt_using_ranges): New function extracted from
5955 simplify_using_ranges.
5956 (simplify_div_or_mod_using_ranges): Likewise.
5957 (simplify_abs_using_ranges): Likewise.
5958 (simplify_cond_using_ranges): New function.
5959 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5960 * tree-ssa-propagate.c (substitute_and_fold): Call
5961 simplify_stmt_using_ranges if we have range information.
5963 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5965 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5966 ia64_flag_schedule_isns2.
5968 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5969 reading/writing general registers.
5970 (ia64_function_arg): Revert 2005-06-18 change.
5972 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5974 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5975 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5977 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5979 * function.c (expand_function_end): Revert part of 2005-06-27
5980 patch. Do sjlj_emit_function_exit_after after return_label.
5982 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5984 * doc/install.texi (--disable-libssp): New.
5986 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5988 * doc/invoke.texi: Update -fforce-mem documentation.
5989 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5990 code for -fforce-mem.
5991 * expmed.c: (store_bit_field,store_fixed_bit_field,
5992 extract_bit_field): Ditto.
5993 * expr.c: (convert_move): Ditto.
5994 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5995 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5996 emit_conditional_add,expand_float,expand_fix): Ditto.
5997 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5998 (common_handle_option): Issue warning when -fforce-mem specified.
6000 2005-07-06 Paul Brook <paul@codesourcery.com>
6002 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6004 * configure: Regenerate.
6006 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6008 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6010 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6012 Fix PR tree-optimization/22319
6013 Fix PR tree-optimization/22140
6014 Fix PR tree-optimization/22310
6016 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6017 variable sized types.
6018 Use correct type for intermediate structure on *a = *b structure
6021 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6023 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6025 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6026 (machine_function): Move typedef to...
6027 * config/rs6000/rs6000.c (machine_function): ... here. Add
6028 varargs_save_offset field.
6029 (rs6000_stack_t): Remove varargs_size field.
6030 (setup_incoming_varargs): Allocate varargs save area using
6031 assign_stack_local, try to make it as small as possible.
6032 Save offset from virtual_stack_vars_rtx to the save area
6033 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6034 instead of magic 8 when fp word byte size is used.
6035 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6036 instead of -RS6000_VARARGS_SIZE.
6037 (rs6000_stack_info, debug_stack_info,
6038 rs6000_initial_elimination_offset): Remove all traces of
6040 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6041 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6042 RS6000_VARARGS_AREA.
6044 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6046 PR tree-optimization/21963
6047 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6048 constant_multiple_of in the same way get_computation_cost_at does.
6050 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6052 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6053 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6054 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6055 and return its previous value.
6056 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6057 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6059 (stack_protect_set, stack_protect_test): New expanders.
6060 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6061 stack_protect_testdi): New insns.
6062 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6063 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6065 2005-07-06 Jeff Law <law@redhat.com>
6067 * tree-ssa-dce.c (cfg_altered): New global.
6068 (tree_dce_init): Initialize cfg_altered.
6069 (remove_dead_stmt): If we remove an edge in the CFG, then set
6071 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6074 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6076 * Makefile.in (stamp-collect-ld): Use
6077 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6078 ./collect-ld if it already exists.
6079 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6080 Don't remove ./nm if it already exists.
6082 2005-07-05 Devang Patel <dpatel@apple.com>
6084 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6085 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6086 * tree-vectorizer.c (vect_loop_location): New.
6087 (vect_print_dump_info): Use vect_loop_location.
6088 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6089 (vectorize_loops): Set vect_loop_location.
6090 * tree-vect-analyze.c (vect_analyze_offset_expr,
6091 vect_determin_vectorization_factor, vect_analyze_operations,
6092 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6093 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6094 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6095 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6096 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6097 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6098 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6099 vect_analyze_loop): Adjust vect_print_dump_info API.
6100 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6101 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6102 vect_finish_stmt_generation, vectorizable_assignment,
6103 vectorizable_operation, vectorizable_store, vectorizable_load,
6104 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6105 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6106 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6107 vect_transform_loop): Same.
6108 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6109 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6112 2005-07-05 Randolph Chung <tausq@debian.org>
6114 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6115 * configure: Regenerate.
6116 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6117 (pa_tls_referenced_p): Declare.
6118 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6119 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6120 (legitimize_tls_address): New.
6121 (hppa_legitimize_address): Handle TLS addresses.
6122 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6123 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6124 (emit_move_sequence): Handle TLS addresses.
6125 (pa_encode_section_info): Call default handler to handle common
6127 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6128 (CONSTANT_ADDRESS_P): Reject TLS operands.
6129 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6130 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6131 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6132 (UNSPEC_TLSLE): Define new constants.
6133 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6134 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6135 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6136 (tie_symbolic_operand, tle_symbolic_operand): New
6138 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6140 * aclocal.m4: Update macros for autoconf 2.59 style.
6141 * configure.ac: Likewise.
6143 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6145 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6146 (function_arg): Pass small aggregates in general registers on 32-bit
6148 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6150 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6152 * Makefile.in (final.o): Fix dependencies.
6154 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6158 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6159 * langhooks.c (lhd_expr_to_decl): New.
6160 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6162 (LANG_HOOKS_INITIALIZER): Update.
6163 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6164 expr_to_decl langhook.
6165 * c-tree.h (c_expr_to_decl): Declare.
6166 * c-typeck.c (c_expr_to_decl): New.
6167 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6169 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6171 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6174 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6175 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6177 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6179 * Makefile.in: Adjust dependencies.
6180 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6181 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6182 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6183 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6184 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6185 rest_of_compilation.
6187 * bb-reorder.c (gate_duplicate_computed_gotos,
6188 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6189 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6190 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6191 pass_partition_blocks): New.
6192 * bt-load.c (gate_handle_branch_target_load_optimize,
6193 rest_of_handle_branch_target_load_optimize,
6194 pass_branch_target_load_optimize): New.
6195 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6197 * cfglayout.c (pass_insn_locators_initialize): New.
6198 * cfgrtl.c (pass_free_cfg): New.
6199 * combine.c (gate_handle_combine, rest_of_handle_combine,
6201 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6202 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6203 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6204 * except.c (pass_set_nothrow_function_flags,
6205 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6207 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6208 rest_of_handle_shorten_branches, pass_shorten_branches,
6209 rest_of_clean_state, pass_clean_state): New.
6210 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6211 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6212 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6214 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6215 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6216 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6217 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6219 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6220 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6221 pass_rtl_ifcvt, gate_handle_if_after_combine,
6222 rest_of_handle_if_after_combine, pass_if_after_combine,
6223 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6224 pass_if_after_reload): New.
6225 * integrate.c (pass_initial_value_sets): New.
6226 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6227 pass_purge_lineno_notes): New.
6228 * mode-switching.c (rest_of_handle_mode_switching,
6229 pass_mode_switching): New.
6230 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6231 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6233 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6234 pass_loop_optimize): New.
6235 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6237 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6239 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6240 pass_postreload_cse): New.
6241 * profile.c (gate_handle_profiling, pass_profiling,
6242 rest_of_handle_branch_prob, pass_branch_prob): New.
6243 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6244 pass_split_before_regstack, gate_handle_split_before_regstack,
6245 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6246 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6247 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6248 pass_stack_regs): New.
6249 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6250 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6251 pass_stack_adjustments): New.
6252 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6253 pass_regrename): New.
6254 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6255 pass_delay_slots, gate_handle_machine_reorg,
6256 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6257 * rtl.h (extern void purge_line_number_notes): New.
6258 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6259 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6261 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6263 * value-prof.c (gate_handle_value_profile_transformations,
6264 rest_of_handle_value_profile_transformations,
6265 pass_value_profile_transformations): New.
6266 * var-tracking.c (gate_handle_var_tracking,
6267 pass_variable_tracking): New.
6268 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6270 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6271 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6272 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6273 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6274 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6275 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6276 rest_of_handle_gcse2, rest_of_handle_regmove,
6277 rest_of_handle_tracer, rest_of_handle_if_conversion,
6278 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6279 rest_of_handle_web, rest_of_handle_branch_prob,
6280 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6281 rest_of_handle_jump_bypass, rest_of_handle_combine,
6282 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6283 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6284 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6285 rest_of_handle_mode_switching, rest_of_handle_jump,
6286 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6287 rest_of_handle_flow2, rest_of_handle_jump2,
6288 rest_of_handle_peephole2, rest_of_handle_postreload,
6289 rest_of_handle_shorten_branches, rest_of_clean_state,
6290 rest_of_compilation): Remove.
6292 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6293 * passes.c (dump_flags, in_gimple_form, all_passes,
6294 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6295 register_dump_files, next_pass_1, last_verified, execute_todo,
6296 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6297 from tree-optimize.c.
6298 (init_optimization_passes): Moved from tree-optimize.c,
6299 adding the RTL optimizations.
6300 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6301 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6302 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6303 register_dump_files, next_pass_1, last_verified, execute_todo,
6304 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6305 init_tree_optimization_passes, ipa_passes): Delete.
6306 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6308 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6309 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6311 (ipa_passes): Remove.
6312 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6313 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6314 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6315 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6316 (dump_info_p, dump_flag): Moved to tree-dump.h.
6318 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6320 * passes.c (finish_optimization_passes): Use dump_begin
6321 and dump_end, TDI_end.
6322 (gate_rest_of_compilation): New.
6323 (pass_rest_of_compilation): Use it.
6324 (gate_postreload, pass_postreload): New.
6325 * toplev.c (general_init): Rename init_tree_optimization_passes.
6326 * toplev.h (init_tree_optimization_passes): Rename to
6327 init_optimizations_passes.
6328 * tree-dump.c (dump_flag): Make static.
6329 (dump_files): Remove RTL dumps.
6330 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6331 pass_cleanup_cfg, pass_free_cfg_annotations,
6332 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6333 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6334 * tree-pretty-print.c: Include tree-pass.h.
6335 * cgraph.c: Include tree-dump.h.
6337 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6339 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6340 Only fall back to saying it points to readonly memory if
6343 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6345 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6346 * config/m32r/m32r.c (m32r_compute_frame_size,
6347 m32r_expand_prologue): Take current_function_profile into
6348 account whenever we reference
6349 current_function_uses_pic_offset_table.
6350 (m32r_finalize_pic): Remove.
6351 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6353 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6355 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6356 instead of $<. Don't remove ./as if it already exists.
6358 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6361 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6362 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6363 for complex modes when generating code for PA 1.0.
6364 (VALID_FP_MODE_P): New macro.
6365 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6366 sets for all general and floating point modes. Align wide floating
6367 point modes to even register boundaries to comply with architectural
6369 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6370 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6371 (VALID_FP_MODE_P): New macro.
6372 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6373 sets for all general and floating point modes. Align wide floating
6374 point modes to even register boundaries to comply with architectural
6377 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6379 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6382 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6384 * tree-ssa-structalias.c: Don't include expr.h.
6386 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6388 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6391 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6393 Fix PR tree-optimization/22279
6395 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6398 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6400 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6402 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6404 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6405 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6406 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6407 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6408 config/stormy16/stormy16.c, config/v850/v850.c,
6409 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6410 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6411 Avoid "." or "\n" at end of diagnostics and capital letters at
6412 start of diagnostics.
6413 * combine.c, cse.c: Don't translate dump file output.
6414 * toplev.c (print_version): Only translate output if going to
6417 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6419 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6420 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6423 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6425 * pa.c (fix_range): Fix typo in comment.
6427 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6429 * tree-vrp.c (extract_range_from_assert): Replace
6430 fold (build (...)) with fold_build2.
6432 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6434 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6435 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6436 (format_types_orig, handle_format_attribute): Add support for
6439 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6441 * varasm.c (assemble_variable): Fix format specifier thinko.
6443 2005-07-03 Ira Rosen <irar@il.ibm.com>
6445 PR tree-optimization/22029 (and 22135)
6446 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6447 a phi node before calling dump_vops.
6449 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6451 * tree-dump.h (dump_string_field): Declare.
6452 * tree-dump.c: Use it instead of dump_string.
6453 (dump_string_field): Make non-static.
6455 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6457 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6458 up the minimal CFG stuff always when optimize > 0. Call
6459 split_all_insns_noflow in PIC case if needed.
6461 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6462 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6465 * c-decl.c (c_write_global_declarations): Dump contents of
6467 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6468 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6469 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6470 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6473 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6475 * c-common.h (GCC_DIAG_STYLE): Define.
6476 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6477 version for format checking to 4.1.
6478 * c-format.c: Include toplev.h after c-common.h.
6479 (enum format_type): Add gcc_tdiag_format_type.
6480 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6481 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6482 (format_types_orig): Add gcc_tdiag.
6483 (init_dynamic_diag_info): Support gcc_tdiag formats.
6484 (handle_format_attribute): Likewise.
6485 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6486 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6487 version for format checking to 4.1.
6488 (warning0, warning, error, pedwarn, sorry): Use
6490 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6491 (finish_aliases_1): Do not use %qE.
6492 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6493 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6494 Correct format bugs.
6495 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6496 parameter to unsigned HOST_WIDE_INT.
6497 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6499 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6502 * expr.c (write_complex_part): Use adjust_address for MEM.
6503 (read_complex_part): Same.
6505 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6507 Fix PR tree-optimization/22280
6509 * tree-sra.c (generate_element_init): Remove useless loop.
6511 2005-07-02 Richard Henderson <rth@redhat.com>
6513 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6515 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6517 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6520 * fold-const.c (fold_binary): Handle the return value of
6521 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6522 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6524 2005-07-02 Jeff Law <law@redhat.com>
6526 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6527 a eliminate type conversion which feeds an equality comparison
6528 if the original type or either operand in the comparison is a
6531 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6533 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6534 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6536 * config/avr/avr.c: Do not use '`' as left quote.
6537 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6538 Remove "." from end of diagnostics. Make diagnostics start with
6541 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6542 Joseph S. Myers <joseph@codesourcery.com>
6544 * toplev.c (default_tree_printer): Handle setting location with
6546 * c-objc.common.c (c_tree_printer): Likewise.
6547 * c-format.c (gcc_diag_flag_specs): Add '+'.
6548 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6549 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6551 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6552 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6553 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6554 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6555 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6556 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6557 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6558 format arguments where %J is used without %D.
6560 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6562 * gcc.c (LINK_SSP_SPEC): Define.
6563 (link_ssp_spec): New variable.
6564 (LINK_COMMAND_SPEC): Add %(link_ssp).
6565 (static_specs): Add link_ssp_spec.
6566 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6567 * configure: Rebuilt.
6568 * config.in: Rebuilt.
6570 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6571 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6572 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6573 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6574 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6575 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6576 -0x7008(2) instead of reading __stack_chk_guard variable.
6577 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6579 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6580 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6581 if TARGET_THREAD_SSP_OFFSET is defined.
6582 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6583 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6586 2005-06-27 Richard Henderson <rth@redhat.com>
6587 * libgcc-std.ver (GCC_4.1.0): New.
6588 * libgcc.h (__stack_chk_guard): Declare.
6589 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6590 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6591 * mklibgcc.in (lib2funcs): Add them.
6593 2005-07-01 Richard Henderson <rth@redhat.com>
6595 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6596 void * before struct sigcontext *.
6597 (x86_fallback_frame_state): Likewise.
6599 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6601 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6603 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6606 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6607 we check for SSA_NAME for.
6609 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6611 Fix PR tree-optimization/22071
6613 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6615 (get_constraint_for_component_ref): Use it.
6617 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6620 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6621 print out the last new line.
6623 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6625 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6626 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6627 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6628 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6629 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6630 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6631 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6632 (enum reg_class): New member CC0_REGS.
6633 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6634 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6635 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6636 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6637 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6638 Adjust for register now described.
6640 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6643 * config/i386/i386.md (stack_protect_test_si,
6644 stack_protect_test_di): Add earlyclobber for scratch 3.
6645 * config/rs6000/rs6000.md (stack_protect_testsi,
6646 stack_protect_testdi): Add earlyclobber for scratch 3,
6647 remove earlyclobber from scratch 4.
6649 Older entries for 2005 can be found in ChangeLog-2005.