1 2005-09-27 Richard Henderson <rth@redhat.com>
3 * pretty-print.c (pp_base_format): Fix typo for %>.
5 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
6 Devang Patel <dpatel@apple.com>
8 PR tree-optimization/23625
9 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
10 LABEL_EXPR, assertion check.
12 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
14 * optabs.c (no_conflict_move_test): Check if a result of a
15 to-be-moved insn would be clobbered by an originally
18 2005-09-27 Jeff Law <law@redhat.com>
20 * passes.c (init_optimization_passes): Replace copy propagation
21 passes immediately after DOM with phi-only copy propagation
22 pases. Add phi-only copy propagation pass after first DOM pass.
23 * tree-pass.h (pass_phi_only_copy_prop): Declare.
24 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
25 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
26 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
27 to init_copy_prop. Callers updated.
28 (do_phi_only_copy_prop): New function.
29 (pass_phi_only_copy_prop): New pass descriptor.
31 2005-09-27 Nick Clifton <nickc@redhat.com>
33 * libgcc2.c (__popcount_tab): Remove redundant prototype.
35 2005-09-26 Jason Merrill <jason@redhat.com>
38 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
40 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
42 2005-09-26 James E Wilson <wilson@specifix.com>
44 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
45 copyright. Add gcc copyright plus libgcc exception.
46 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
48 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
50 2005-09-26 Jeff Law <law@redhat.com>
52 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
53 about when to iterate.
55 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
58 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
59 for __complex__ double in -mcpu=G5 mode.
61 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
63 PR tree-optimization/23942
64 * Makefile.in (SCEV_H): Depends on PARAMS_H.
65 * tree-scalar-evolution.c: Include params.h.
67 (follow_ssa_edge, follow_ssa_edge_in_rhs,
68 follow_ssa_edge_in_condition_phi_branch,
69 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
70 Change return type to t_bool. Use a parameter to limit the size of
71 trees that are walked before stopping
72 (analyze_evolution_in_loop): Initialize the limit to 0.
73 (follow_ssa_edge): Give up by returning t_dont_know if the limit
74 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
76 2005-09-26 Uros Bizjak <uros@kss-loka.si>
79 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
80 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
82 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
84 * combine.c (make_extraction): Check for valid use of subreg.
86 2005-09-26 Uros Bizjak <uros@kss-loka.si>
89 * config/i386/i386.md ("*fistdi2_1"): New pattern.
90 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
91 ("fist<mode>2_with_temp"): Use only register operands.
93 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
95 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
96 CALL_INSN_FUNCTION_USAGE.
98 2005-09-26 Richard Guenther <rguenther@suse.de>
101 * gcse.c: Include hashtab.h, define ldst entry hashtable.
102 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
103 (ldst_entry): Use the hashtable instead of list-walking.
104 (find_rtx_in_ldst): Likewise.
105 (free_ldst_entry): Free the hashtable.
106 (compute_ld_motion_mems): Create the hashtable.
107 (trim_ld_motion_mems): Remove entry from hashtable if
108 removing it from list.
109 (compute_store_table): Likewise^2.
110 (store_motion): Free hashtable in case we did not see
113 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
115 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
116 and arg1 if we are passing them to fold_build2.
118 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
121 * config/i386/i386.c (ix86_function_regparm): Fix the test for
124 2005-09-25 Richard Henderson <rth@redhat.com>
126 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
127 SYMBOL_REF_TLS_MODEL to be correct.
129 2005-09-24 Richard Henderson <rth@redhat.com>
131 * ipa-type-escape.c (discover_unique_type): Remove dead code at
132 end of function. Reindent.
134 2005-09-24 Ian Lance Taylor <ian@airs.com>
136 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
137 NEGATE_EXPR/BIT_NOT_EXPR case.
139 2005-09-24 Richard Henderson <rth@redhat.com>
141 * c-common.c (handle_mode_attribute): When not modifying in place,
142 create subtypes for enumerations.
143 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
144 * gimplify.c (create_tmp_from_val): Likewise.
146 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
148 * config/i386/i386.md (*tls_global_dynamic_64,
149 *tls_local_dynamic_base_64): Add missing mode to call.
150 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
152 2005-09-24 Jan Hubicka <jh@suse.cz>
154 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
155 (cgraph_clone_node): Likewise.
156 * cgraph.h (cgraph_clone_edge): Update prototype.
157 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
158 duplicated prototypes; add updating argument.
159 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
160 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
162 (cgraph_mark_inline_edge): Likewise.
163 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
164 (cgraph_flatten_node): Likewise.
165 (cgraph_decide_recursive_inlining): Likewise.
166 (cgraph_decide_inlining_of_small_function): Likewise.
167 * tree-optimize.c (tree_rest_of_compilation): Likewise.
169 2005-09-23 David Edelsohn <edelsohn@gnu.org>
170 Pete Steinmetz <steinmtz@us.ibm.com>
172 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
173 (rldic.): Set type to "compare".
175 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
176 mfjmpr for MFCTR/MFLR.
177 (movdf_hardfloat64): Same.
178 (movdf_softfloat64): Same. Correct order of store and move types.
179 (movti_string): Set type to store_ux/load_ux.
180 (load_multiple): Set type to load_ux.
181 (store_multiple): Set type to store_ux.
182 (movmemsi): Set type to store_ux.
183 (output_cbranch direct_return): Set type to jmpreg.
184 (stmw): Set type to store_ux.
185 (lmw): Set type to load_ux.
186 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
187 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
188 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
189 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
190 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
191 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
192 (rios1-fpstore): Increase latency to 3.
193 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
194 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
196 2005-09-23 David Edelsohn <edelsohn@gnu.org>
197 Andrew Pinski <pinskia@physics.uc.edu>
199 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
200 operand2 constraint to "b".
201 (sync_<fetchop_name>di_internal): Same.
202 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
204 (sync_old_<fetchop_name>di_internal): Same.
205 (sync_new_<fetchop_name>si_internal): Same.
206 (sync_new_<fetchop_name>di_internal): Same.
208 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
211 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
212 case, define as macros.
214 PR rtl-optimization/23837
215 * optabs.c (no_conflict_move_test): Don't set must_stay for a
216 clobber / clobber match between dest and p->first.
218 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
219 (no_conflict_move_test): Update comments.
221 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
223 * doc/install.texi: Update URL for Jacks.
224 * doc/sourcebuild.texi: Likewise.
226 2005-09-22 David Edelsohn <edelsohn@gnu.org>
229 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
230 registers when choosing register preferences.
231 (movdf_hardfloat64): Same.
233 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
235 * expmed.c (expand_shift): Don't use the target of the rotate as
236 target for the first expanded shift insn.
237 * testsuite/gcc.dg/20050922-1.c: Testcase added.
239 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
241 PR tree-optimization/22438
242 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
243 preserved iv rhs rewriting specially.
245 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
247 * tree-data-ref.c (analyze_array_indexes): Only estimate when
248 estimate_only is true.
249 * tree-flow.h (ref_contains_indirect_ref): New prototype.
250 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
251 tree-ssa-structalias.c
252 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
253 ref_contains_indirect_ref.
254 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
256 2005-09-21 DJ Delorie <dj@redhat.com>
258 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
260 (mn10300_return_in_memory): Support variable size types also.
261 (mn10300_pass_by_reference): Likewise.
262 (mn10300_function_value): New.
263 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
264 (FUNCTION_OUTGOING_VALUE): Likewise.
265 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
266 * doc/invoke.texi: Document it.
268 2005-09-21 Uros Bizjak <uros@kss-loka.si>
271 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
272 force integer op1 into register for XFmode compares.
274 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
277 * expmed.c (alg_code): Add alg_impossible.
278 (alg_hash_entry): Add cost.
279 (synth_mult): Record alg_impossible in the hash table if
280 multiplication by a given integer is impossble within the
281 limit. Speed up using alg_impossible.
283 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
285 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
286 argument. Allow and set any offset if needs_anyoffset is passed
288 (get_constraint_for): Add argument here too.
290 (do_structure_copy): Pass NULL to get_constraint_for.
291 (handle_ptr_arith): Ditto.
292 (find_func_aliases): Ditto.
294 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
296 PR rtl-optimization/23898
297 * output.h (get_attr_min_length): Declare.
298 * final.c (get_attr_length_1): New function, broken out of:
300 (get_attr_min_length): New function.
301 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
302 (duplicate_computed_gotos): Likewise.
303 * genattr.c (insn_min_length): Generate declaration.
304 * genattrtab.c (min_fn, min_attr_value): New functions.
305 (make_length_attrs): Generate insn_min_length.
307 2005-09-20 Steve Ellcey <sje@cup.hp.com>
309 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
311 2005-09-20 Richard Henderson <rth@redhat.com>
313 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
316 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
318 * c.opt (fextended-identifiers): New.
319 * c-opts.c (c_common_handle_option): Handle
320 -fextended-identifiers.
321 * doc/cpp.texi: Update documentation of extended identifiers.
322 * doc/cppopts.texi (-fextended-identifiers): Document.
324 2005-09-20 Jakub Jelinek <jakub@redhat.com>
326 PR tree-optimization/23929
327 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
330 PR tree-optimization/23818
331 * tree-stdarg.c (execute_optimize_stdarg): Call
332 calculate_dominance_info.
334 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
336 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
337 (analyze_siv_subscript_cst_affine): Add weak SIV test.
338 (compute_overlap_steps_for_affine_1_2): Use
339 get_number_of_iters_for_loop.
340 (analyze_subscript_affine_affine): Check whether difference is
342 Use get_number_of_iters_for_loop.
343 Check whether overlap occurs outside of bounds.
344 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
346 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
348 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
349 base register if possible.
351 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
353 PR tree-optimization/18463
354 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
355 converting it directly is not possible.
356 (chrec_convert_aggressive): New function.
357 * tree-chrec.h (chrec_convert_aggressive): Declare.
358 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
359 Fold chrec conversions aggressively if asked to.
360 (instantiate_parameters): Modified because of changes in
361 instantiate_parameters_1.
363 2005-09-19 Richard Henderson <rth@redhat.com>
365 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
366 (reduc_splus_v2df): New.
368 2005-09-19 Richard Sandiford <richard@codesourcery.com>
370 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
371 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
373 2005-09-19 Richard Henderson <rth@redhat.com>
375 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
378 2005-09-19 Richard Henderson <rth@redhat.com>
380 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
381 (ia64_expand_dot_prod_v8qi): New.
382 * config/ia64/ia64-protos.h: Update.
383 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
384 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
385 sdot_prodv8qi, sdot_prodv4hi): New.
386 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
388 2005-09-19 Richard Henderson <rth@redhat.com>
391 * real.c (exact_real_truncate): Return false if the format cannot
392 represent the number as a normal.
394 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
397 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
399 * tree-ssa-operands.c (swap_tree_operands): Export.
400 * tree.h (swap_tree_operands): Declare.
401 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
402 Call swap_tree_operands.
404 2005-09-19 Richard Henderson <rth@redhat.com>
406 * tree-flow.h (merge_alias_info): Declare.
407 * tree-ssa-copy.c (merge_alias_info): Export.
408 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
409 (vect_create_data_ref_ptr): Use create_iv directly.
410 (vectorizable_load): Use correct types for integer constants.
411 (vect_generate_tmps_on_preheader): Likewise.
412 (vect_gen_niters_for_prolog_loop): Likewise.
414 2005-09-19 Steven Bosscher <stevenb@suse.de>
416 PR rtl-optimization/23943
417 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
419 2005-09-18 Jan Hubicka <jh@suse.cz>
421 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
423 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
425 * varasm.c (output_constant): Do not abort on conversions to union
426 types between different sizes.
428 2005-09-18 Richard Guenther <rguenther@suse.de>
431 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
434 2005-09-18 Paul Brook <paul@codesourcery.com>
436 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
438 2005-09-17 Richard Henderson <rth@redhat.com>
440 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
441 * tree-ssa-loop.c (pass_vect_dce): Remove.
442 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
445 2005-09-17 Richard Henderson <rth@redhat.com>
447 * tree-pass.h (pass_vect_dce): Declare.
448 * passes.c (init_optimization_passes): Add it.
449 * tree-flow.h (tree_ssa_dce): Declare.
450 * tree-ssa-dce.c (tree_ssa_dce): Export.
451 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
452 (gate_tree_vectorize): ... here.
453 (pass_vect_dce): New.
455 2005-09-17 Jan Hubicka <jh@suse.cz>
457 * except.c (struct eh_status): Turn region_array into vec.
458 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
459 convert_from_eh_region_ranges, find_exception_handler_labels,
460 current_function_has_exception_handlers, assign_filter_values,
461 build_post_landing_pads, dw2_build_landing_pads,
462 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
463 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
464 foreach_reachable_handler, can_throw_internal_1,
465 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
467 (duplicate_eh_region_1): Update region_array.
468 (duplicate_eh_regions): Resize region_array and avoid recomputing.
470 2005-09-17 David Edelsohn <edelsohn@gnu.org>
473 * expmed.c (expand_mult): Substitute simple register for op0 when
476 2005-09-17 Richard Henderson <rth@redhat.com>
478 * expr.c (emit_move_via_integer): Add force argument, pass it on
479 to emit_move_change_mode. Update callers.
480 (emit_move_complex): Pass true to new force argument.
481 * function.c (expand_function_end): Move expand_eh_return call
482 earlier. Merge sub-word complex values into a pseudo before
483 copying to the return hard register.
485 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
487 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
488 between different sizes.
490 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
494 * passes.c (init_optimization_passes): Register dump files for
497 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
499 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
500 * config/s390/s390.c (s390_overlap_p): New function.
501 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
502 peephole2, "*xc" peephole2): Added overlap check to the peephole2
505 2005-09-16 Richard Guenther <rguenther@suse.de>
507 * ipa-pure-const.c (static_execute): Free auxiliar information.
508 * ipa-type-escape.c (discover_unique_type): Free temporary key.
509 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
511 2005-09-15 DJ Delorie <dj@redhat.com>
513 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
515 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
517 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
519 (swap_commutative_operands_with_target): New.
521 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
523 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
526 (estimate_iters_using_array): New function.
527 * tree-data-ref.h (estimate_iters_using_array): Prototype
528 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
529 Use estimate_iters_using_array instead of analyze_array.
531 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
533 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
536 2005-09-15 Michael Matz <matz@suse.de>
538 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
540 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
542 PR tree-optimization/23835
543 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
544 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
546 2005-09-14 Richard Henderson <rth@redhat.com>
548 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
549 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
551 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
553 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
554 in the ARRAY_TYPE case.
556 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
558 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
560 2005-09-14 Uros Bizjak <uros@kss-loka.si>
563 * tree-vect-transform.c (vectorizable_operation): Return false for
564 scalar shift operations and for vector shift operations with
565 non-invariant shift arguments. Use scalar tree operand op1 as
566 a shift operand when vector shift insn pattern uses scalar shift
568 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
570 2005-09-14 Olivier Hainque <hainque@adacore.com>
572 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
573 value if it has side-effects.
575 2005-09-14 David Edelsohn <edelsohn@gnu.org>
578 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
580 2005-09-14 Alan Modra <amodra@bigpond.net.au>
582 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
583 passed as NAME as if it were label at start of function code.
585 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
587 * config/sh/sh.md (*movv4sf_i): Add general register cases to
590 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
592 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
593 as early clobber. Rewrite so the PIC register is not implicitly used.
595 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
597 * tree.c (annotate_with_file_line): Compare line numbers before
600 2005-09-13 Uros Bizjak <uros@kss-loka.si>
603 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
604 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
606 2005-09-13 Ian Lance Taylor <ian@airs.com>
608 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
609 than a HOST_WIDEST_INT to gen_doloop_begin.
611 2005-09-13 Diego Novillo <dnovillo@redhat.com>
613 * tree-dfa.c (dump_variable): Guard against NULL annotations.
615 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
617 PR tree-optimize/23817
618 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
620 2005-09-13 Alan Modra <amodra@bigpond.net.au>
623 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
624 word before changing the stack pointer. Use gen_frame_mem for MEMs.
625 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
626 (restore_stack_nonlocal): Likewise.
627 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
629 2005-09-12 Ian Lance Taylor <ian@airs.com>
632 * c.opt (ffriend-injection): New C++ option.
633 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
634 (C++ Dialect Options): Document -ffriend-injection.
636 2005-09-12 Josh Conner <jconner@apple.com>
639 * ipa-reference.c (static_execute): Don't mark variables in
640 named sections TREE_READONLY.
642 2005-09-12 Alan Modra <amodra@bigpond.net.au>
644 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
647 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
649 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
650 V_MUST_DEF instead of just the first_use_p.
651 Don't mark the virtual variables for renaming on the statement which
653 (pass_dse): Remove TODO_update_ssa.
655 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
658 * stor-layout.c (compute_record_mode): For records with a single
659 field, actually check the field's mode size against the type size.
661 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
662 registers for TARGET_SHMEDIA.
663 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
664 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
665 of GENERAL_REGS and FP_REGS.
667 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
669 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
671 2005-09-12 Alan Modra <amodra@bigpond.net.au>
673 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
674 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
675 are omitted. Exclude stack_tie insn too.
677 2005-09-11 David Edelsohn <edelsohn@gnu.org>
679 PR rtl-optimization/23098
680 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
682 * config/rs6000/rs6000.md (movdf splitter): Use
683 const_double_operand predicate for TARGET_POWERPC64.
684 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
685 SYMBOL_REF method to ABI_V4.
687 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
688 replace_equiv_address.
689 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
690 rs6000_sr_alias_set and MEM_NOTRAP.
691 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
693 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
695 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
696 handle CALL_EXPR again.
698 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
700 * arm/predicates.md (alignable_memory_operand): Delete.
702 2005-09-10 Richard Henderson <rth@redhat.com>
705 * dbxout.c (dbxout_expand_expr): New.
706 (dbxout_symbol): Use it.
708 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
710 * arm.c (arm_gen_rotated_half_load): Delete.
711 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
712 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
713 (thumb_set_return_address): Likewise.
714 (thumb_load_double_from_address): Use adjust_address.
715 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
716 (extendhsisi2_mem, movhi_bytes): Use change_address.
717 (movhi): Use widen_memory_access.
718 (reload_out_df): Use replace_equiv_address.
719 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
721 2005-09-09 Richard Henderson <rth@redhat.com>
724 * dbxout.c: Include expr.h.
725 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
726 (dbxout_symbol): Handle DECL_VALUE_EXPR.
727 * Makefile.in (dbxout.o): Add EXPR_H.
729 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
731 PR tree-optimization/23509
732 * tree-cfg.c (replace_uses_by): Use replace_exp.
733 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
734 pointers have name_mem_tag or type_mem_tag set.
736 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
738 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
739 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
740 of wrongly accessing operands.
742 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
744 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
745 * tree-chrec.c: Include tree-scalar-evolution.h.
746 (chrec_convert): Instantiate the base and step before calling
747 scev_probably_wraps_p that would fail on parametric evolutions.
748 Collect all the fails into a single section failed_to_convert,
749 print a diagnostic, and return chrec_dont_know instead of calling
751 * tree-scalar-evolution.c (loop_closed_phi_def): New.
752 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
754 (scev_const_prop): Don't replace the definition of a loop closed ssa
755 phi node by itself, or by another loop closed ssa phi node.
756 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
757 that base and step are defined.
759 2005-09-09 Richard Guenther <rguenther@suse.de>
762 * fold-const.c (fold_ternary): Check truth_value_p before
763 calling invert_truthvalue.
765 2005-09-09 Nick Clifton <nickc@redhat.com>
767 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
768 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
769 dimension of these arrays.
770 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
772 * longlong.h: Only provide a prototype for the __clz_tab[] array
773 if this header has not been included from libgcc2.h.
774 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
776 Provide prototypes for exported functions.
777 Use the __clz_tab[] and __popcount_tab[] arrays provided by
780 2005-09-08 Josh Conner <jconner@apple.com>
784 * expr.c (expand_expr_addr_expr_1): Don't invoke
785 expand_simple_binop for EXPAND_INITIALIZER.
787 2005-09-08 Richard Henderson <rth@redhat.com>
790 * toplev.c (wrapup_global_declaration_1): Split out ...
791 (wrapup_global_declaration_2): ... from ...
792 (wrapup_global_declarations): ... here. Return bool.
793 (check_global_declaration_1): Split out ...
794 (check_global_declarations): from here.
795 (emit_debug_global_declarations): New.
796 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
797 check_global_declaration_1, emit_debug_global_declarations): Declare.
798 * c-decl.c (c_write_global_declarations_1): Don't create a vector
799 of decls. Call wrapup_global_declaration_1,
800 wrapup_global_declaration_2, check_global_declaration_1 directly.
801 (c_write_global_declarations_2): New.
803 (c_write_global_declarations): Call c_write_global_declarations_2.
804 * langhooks.c (write_global_declarations): Call
805 emit_debug_global_declarations.
807 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
808 remove decls that have DECL_RTL_SET_P.
809 * passes.c (rest_of_decl_compilation): Invoke
810 cgraph_varpool_finalize_decl for all but functions.
812 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
814 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
815 the result of a conversion if the new min and max cannot be compared.
817 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
819 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
820 (override_options): Setting s390_sr_alias_set removed.
821 (save_fpr, save_gprs): Set alias set to vararg or frame.
822 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
823 s390_sr_alias_set with get_frame_alias_set ().
824 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
825 get_varargs_alias_set ().
827 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
831 * c-parser.c (c_parser_objc_method_definition): If the next
832 token is not "{", error out and don't start the function.
834 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
836 * tree-vrp.c (extract_range_from_expr): Move the check for non
837 nullness after the check for gimple invariant.
839 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
841 * tree.c (host_integerp, tree_low_cst): Correct function comment.
843 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
846 * config/m32r.md (movmemsi_internal): Canonicalize order of
847 operands in PLUS component of template.
849 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
851 * reload1.c (fixup_eh_region_note): Remove assertion.
852 (fixup_abnormal_edges): Reverted removal of call to
853 find_many_sub_basic_blocks made on 2005-08-31.
855 2005-09-07 Richard Henderson <rth@redhat.com>
857 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
858 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
859 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
860 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
861 rearrange for better packing.
862 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
863 (lookup_cfa_1): Remove inline marker.
864 (cfa_equal_p): Split out of ...
865 (def_cfa_1): ... here. Use INVALID_REGNUM.
866 (build_cfa_loc): Handle !cfa->indirect.
867 (frame_pointer_cfa_offset): New.
868 (dbx_reg_number): Assert register elimination performed; do
869 leaf register remapping.
870 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
871 (eliminate_reg_to_offset): New.
872 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
873 for verifiably local stack frame addresses; re-base to CFA.
874 (mem_loc_descriptor): Remove can_use_fbreg argument.
875 (concat_loc_descriptor, loc_descriptor): Likewise.
876 (containing_function_has_frame_base): Remove.
877 (rtl_for_decl_location): Don't do register elimination or
878 leaf register remapping here.
879 (secname_for_decl): Split out from ..
880 (add_location_or_const_value_attribute): ... here.
881 (convert_cfa_to_loc_list): New.
882 (compute_frame_pointer_to_cfa_displacement): New.
883 (gen_subprogram_die): Use them.
884 * tree.h (frame_base_decl): Remove.
885 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
886 (prologue_stack_adjust): Remove.
887 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
888 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
889 (set_frame_base_location): Remove.
890 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
891 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
892 (vt_add_function_parameters): Don't eliminate_regs.
893 (vt_initialize): Don't create frame_base_decl.
895 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
897 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
898 version of GNU binutils for 4.x and later.
900 2005-09-06 Mark Mitchell <mark@codesourcery.com>
902 * ggc-page.c (ggc_push_context): Remove.
903 (ggc_pop_context): Likewise.
904 * ggc.h (ggc_push_context): Remove.
905 (ggc_pop_context): Likewise.
907 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
910 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
911 returning from an interrupt handler.
913 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
916 * config/arc/arc.c (output_shift): Add check for loop count when
919 2005-09-06 Steven Bosscher <stevenb@suse.de>
921 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
923 (abs_replacement): Likewise.
924 (pass_phiopt): Remove TODO_update_ssa.
926 2005-09-06 Jakub Jelinek <jakub@redhat.com>
929 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
930 if "return with no value, in function returning non-void" warning
932 * tree-cfg.c (execute_warn_function_return): Don't look at
933 RETURN_EXPRs with TREE_NO_WARNING set.
936 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
937 for internal functions doesn't use registers used by global registers
938 variables. Use fewer register parameters if there are global register
941 2005-09-06 Olivier Hainque <hainque@adacore.com>
942 Eric Botcazou <ebotcazou@adacore.com>
945 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
946 when we would be extracting outside its bit span (bitpos+bitsize
947 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
948 Ada unchecked conversions.
950 2005-09-06 Steven Bosscher <stevenb@suse.de>
952 * tree-ssa-pre.c (try_look_through_load): New function.
953 (compute_avail): Use it to try to look through loads for some
954 more useful expressions.
956 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
958 * simplify-rtx.c (simplify_binary_operation_1): Correct the
959 condition for detecting cases like (a&a) and (a^a).
961 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
963 * common.opt: Add option ftree-vect-loop-version.
964 * params.def: Add --param vect-max-version-checks.
965 * doc/invoke.texi: Document ftree-vect-loop-version and
966 --param vect-max-version-checks.
967 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
968 may_misalign_stmts and defines for accessors.
969 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
970 LOOP_VINFO_MAY_MISALIGN_STMTS.
971 (destroy_loop_vec_info): VEC_free for
972 LOOP_VINFO_MAY_MISALIGN_STMTS.
973 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
974 Update documentation.
975 (vect_update_misalignment_for_peel): New.
976 (vect_enhance_data_refs_alignment): Update to choose loop
977 peeling or loop versioning if appropriate for the (potentially)
978 unaligned data references in the loop.
979 (vect_analyze_data_refs_alignment): Remove call to
980 vect_enhance_data_refs_alignment so the checks can be done
982 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
983 and move up call to vect_analyze_data_refs_alignment.
984 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
985 (vect_transform_loop): Add call to loop_version.
987 2005-09-06 Jakub Jelinek <jakub@redhat.com>
989 PR rtl-optimization/23098
990 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
991 * simplify-rtx.c (constant_pool_reference_p): New function.
992 * rtl.h (constant_pool_reference_p): New prototype.
993 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
994 constant_pool_reference_p in condition and
995 avoid_constant_pool_reference in preparation statements.
997 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
999 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1000 STRICT_LOW_PART SETs.
1002 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1005 * except.c (sjlj_emit_function_enter): Find the function begin
1006 note even when it's not in first basic block.
1008 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1010 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1011 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1012 * aclocal.m4: Regenerate.
1014 2005-09-05 DJ Delorie <dj@redhat.com>
1016 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1019 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1021 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1022 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1023 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1024 Follow spelling conventions.
1025 * doc/invoke.texi: Follow spelling conventions.
1027 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1029 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1030 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1031 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1033 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1036 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1037 (output_stack_adjust): Use gen_tmp_stack_mem.
1038 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1039 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1040 (sh_get_pr_initial_val): Likewise.
1041 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1042 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1043 * sh.md (divsi_inv_m0): Use gen_const_mem.
1044 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1045 (movdf_i4+1): Use gen_tmp_stack_mem.
1046 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1047 (fpu_switch+2): Likewise.
1048 (movv4sf_i, movv16sf_i): Use adjust_address.
1049 (symGOT_load): Set MEM_NOTRAP_P bit.
1051 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1054 * pa.c (emit_move_sequence): Fix typo in last change.
1056 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1058 PR rtl-optimization/23454
1059 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1062 2005-09-03 Richard Henderson <rth@redhat.com>
1063 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1066 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1069 2005-09-02 Nicolas Pitre <nico@cam.org>
1071 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1072 to bit_count to 32 bits.
1074 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1077 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1078 generating synthetic loads from volatile lvalues.
1080 005-09-02 Nick Clifton <nickc@redhat.com>
1082 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1083 __ctzhi2, __clzhi2): New functions.
1085 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1088 * tree-nested.c (struct var_map_elt): Mark with GTY.
1089 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1091 (lookup_field_for_decl): Allocate new element in GC memory.
1092 (lookup_tramp_for_decl): Likewise.
1093 (convert_nl_goto_reference): Likewise
1094 (create_nesting_tree): Allocate info in GC memory. Likewise for
1096 (free_nesting_tree): Free with ggc_free instead of free.
1097 (root): New static variable.
1098 (lower_nested_functions): Remove root as local variable. And zero out
1099 root at the end of the function.
1101 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1103 PR rtl-optimization/20365
1104 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1105 to short. New member ix.
1106 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1107 (simplify_plus_minus): Initialize ix members before calling qsort.
1109 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1111 PR tree-optimization/23626
1112 * tree-cfg.c (replace_uses_by): Clean up eh info.
1114 2005-09-01 DJ Delorie <dj@redhat.com>
1116 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1119 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1121 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1122 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1125 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1127 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1128 do not issue warning for a variable definition following
1131 2005-09-01 Richard Henderson <rth@redhat.com>
1134 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1135 conversion to CONST_VECTOR.
1137 2005-09-01 Richard Henderson <rth@redhat.com>
1140 * reload1.c (reload_as_needed): Check !CALL_P before calling
1141 fixup_eh_region_note.
1142 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1144 2005-09-01 DJ Delorie <dj@redhat.com>
1146 * varasm.c (output_constant): Let the target resolve
1147 conversions of addresses to non-default pointer sizes.
1149 2005-09-01 Nicolas Pitre <nico@cam.org>
1151 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1152 to alow matching ARM pre-indexed addressing mode.
1153 (arm_override_options): Remove now irrelevant comment.
1155 2005-09-01 Phil Edwards <phil@codesourcery.com>
1157 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1158 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1159 * config/i386/vxworks.h: Likewise.
1160 * config/i386/t-vxworksae: New file, for VxWorks AE.
1161 * config/i386/vxworksae.h: Likewise.
1163 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1165 PR tree-optimization/23410
1166 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1167 sequence is not wrapping during the first step.
1169 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1172 * dwarf2out.c (base_type_die): Compare char_type_node with
1173 TYPE_MAIN_VARIANT (type), not type.
1175 2005-09-01 Richard Guenther <rguenther@suse.de>
1177 PR tree-optimization/15366
1178 * common.opt: Add -finline-functions-called-once.
1179 Put -fearly-inlining in alphabetically ordered place.
1180 * doc/invoke.texi: Document new option.
1181 * ipa-inline.c (cgraph_decide_inlining): Honour
1182 flag_inline_functions_called_once.
1184 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1186 PR rtl-optimization/23478
1187 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1188 (alloc_qty): Initialize it.
1189 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1190 (combine_regs): Combine also n_throwing_calls_crossed fields.
1191 (find_free_reg): Don't attempt to caller-save pseudos crossing
1192 calls that might throw.
1193 * global.c (struct allocno): Add throwing_calls_crossed field.
1194 (global_alloc): Revert 2005-08-22 change. Initialize
1195 throwing_calls_crossed.
1196 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1199 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1202 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1203 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1204 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1205 (and64_2_operand): Tweak to use predicate.
1206 (and_operand): Adjust for mask_operand changes.
1207 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1208 (print_operand): Likewise.
1209 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1210 (mask64_1or2_operand): Delete.
1211 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1212 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1213 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1214 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1215 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1216 (rotldi3_internal4): Likewise.
1217 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1218 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1219 (ashldi3_internal7): Likewise.
1220 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1221 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1222 (anddi3 split): Don't match mask64_operand.
1223 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1224 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1225 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1226 't' splitter predicate.
1227 (movdi_internal64 + 2): Revert 2005-06-11 change.
1229 2005-08-31 DJ Delorie <dj@redhat.com>
1231 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1232 (m32c_asm_integer): Add support for 32 bit pointers.
1234 2005-08-31 Richard Henderson <rth@redhat.com>
1236 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1237 component-like references for setting MEM_NOTRAP_P.
1239 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1240 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1242 2005-08-31 Richard Henderson <rth@redhat.com>
1244 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1245 into a pseudo before applying gen_lowpart.
1247 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1249 * doc/install.texi (Specific): Update cctools version required
1250 for full functionality.
1251 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1252 linkers as -macosx_version_min.
1254 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1257 * sh.c (print_operand, %R and %S): Add handling of floating point
1258 registers, memory, constants and invalid operands.
1260 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1262 * ipa-pure-const.c: Change dump name.
1264 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1267 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1268 to "reg_or_0_operand".
1269 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1271 2005-08-31 Dale Johannesen <dalej@apple.com>
1273 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1274 loops that count down.
1276 2005-08-31 Richard Henderson <rth@redhat.com>
1279 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1280 (fixup_eh_region_note): New.
1281 (reload_as_needed): Call it.
1282 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1283 don't call find_many_sub_basic_blocks; call verify_flow_info.
1284 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1285 (keep_stack_depressed): Likewise.
1286 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1288 2005-08-31 Richard Henderson <rth@redhat.com>
1290 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1293 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1295 * expr.c (expand_expr_real_1): Compare size of address
1296 mode to target's address mode size in deciding expansion of
1297 the constant address.
1299 2005-08-31 Richard Guenther <rguenther@suse.de>
1302 * expr.c (all_zeros_p): New function.
1303 (expand_expr_real_1): Handle the case of an all-zero
1304 non-addressable constructor separately.
1306 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1308 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1309 arguments, adjust all callers.
1310 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1312 2005-08-30 Richard Henderson <rth@redhat.com>
1315 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1316 whenever the mode sizes match.
1318 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1320 * calls.c (load_register_parameters): Fix comment typo.
1321 * expr.c (emit_push_insn): Comment formatting.
1323 2005-08-30 Ian Lance Taylor <ian@airs.com>
1325 * config/i386/x-cygwin (host-cygwin): Change dependency from
1326 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1328 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1330 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1333 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1336 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1337 call to ggc_collect.
1339 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1342 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1343 beginning. Remove $(INCLUDES) from all the rules, if following
1344 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1346 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1349 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1350 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1351 not constant, but maxlen is, don't set len to maxlen, rather
1352 set maxlen to len if len is a constant.
1354 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1356 PR tree-optimization/23475
1357 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1360 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1362 Fix PR middle-end/22455
1364 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1365 Checksum only the parts of the tree that exist for the tree code.
1367 2005-08-28 Dale Johannesen <dalej@apple.com>
1369 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1371 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1373 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1375 2005-08-28 Richard Henderson <rth@redhat.com>
1377 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1378 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1381 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1384 * builtins.c (get_memory_rtx): Don't strip nops
1385 in between COMPONENT_REFs.
1387 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1390 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1392 (gimplify_modify_expr): Check for zero sized types and gimplify the
1393 rhs and lhs as statements.
1395 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1398 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1399 state for return address column of signal frames.
1401 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1404 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1405 bytes >= 2 not bytes == 2.
1406 (expand_block_move): Same.
1408 2005-08-27 Richard Guenther <rguenther@suse.de>
1411 * config/i386/sse.md (sse2_movsd): Add missing closing
1414 2005-08-27 Paul Brook <paul@codesourcery.com>
1416 * genrecog.c (enum decision_type): Add DT_num_insns.
1417 (struct decision_test): Add u.num_insns.
1418 (add_to_sequence): Add DT_num_insns test.
1419 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1420 (write_cond, debug_decision_2): Ditto.
1421 (change_state): Assume peep2_next_insn never fails.
1422 Remove "afterward" argument.
1423 (write afterward, write_tree): Update to match.
1424 * recog.c (peep2_current_count): New variable.
1425 (peep2_next_insn): Check it.
1426 (peephole2_optimize): Set peep2_current_count.
1427 * recog.h (peep2_current_count): Declare.
1429 2005-08-26 Josh Conner <jconner@apple.com>
1432 * ipa-pure-const.c (check_tree): Check for volatile-ness
1433 when considering a dereference.
1435 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1437 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1439 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1441 PR rtl-optimization/23561
1442 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1443 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1444 at most LEN bytes long memory fits into the field.
1445 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1446 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1447 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1449 2005-08-26 Richard Henderson <rth@redhat.com>
1452 * loop.c (biased_biv_may_wrap_p): New.
1453 (maybe_eliminate_biv_1): Use it to suppress non-equality
1454 comparison transformations. Delete disabled code.
1456 2005-08-26 Ian Lance Taylor <ian@airs.com>
1458 * combine.c (make_extraction): Avoid reference outside object.
1460 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1462 * stor-layout.c (finalize_type_size): Restore behaviour for
1463 non-aggregate types to the status quo ante of the patch for
1464 pr 23467. Document why it matters.
1466 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1469 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1470 array by one element, initialize the BT_LAST element with NULL.
1472 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1474 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1475 optimizing for size.
1477 (compare_plus_eqsi): Same.
1478 (plus_eqsi_compare): Same.
1479 (neg_eq0<mode>): Same.
1480 (neg_eq<mode>): Same.
1482 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1485 2005-08-26 Nick Clifton <nickc@redhat.com>
1487 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1488 TARGET_EP is not defined.
1489 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1490 TARGET_EP is enabled.
1491 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1492 * config/v850/v850.md (save_all_interrupt): Only use the EP
1493 register if TARGET_EP is defined.
1494 (restore_all_interrupt): Likewise.
1495 * config/v850/lib1funcs.asm: Update functions so that the EP
1496 register is only used if __EP__ is defined.
1498 2005-08-26 David Ung <davidu@mips.com>
1500 * config/mips/mips.c (mips_expand_prologue): Handle case when
1501 generating for MIPS16 and the outgoing argument area is more than
1502 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1505 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1507 * config/crx/crx.md: Make doloop_end pattern usage controllable
1508 via mloop-nesting=<max-nesting> command line switch. Make sure
1509 the combiner cannot use doloop_end_<mode> in an illegal way.
1510 * config/crx/crx.c: Use regs up to r6 for argument passing.
1511 Refine crx_address_cost (non cst4 displacements are expensive).
1512 * config/crx/crx.opt: Add switch for mloop-nesting=.
1514 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1516 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1517 (UNSPEC_MVST): New constant.
1519 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1521 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1522 Reject operands containing eliminable registers.
1523 * testsuite/gcc.dg/20050825-1.c: New testcase.
1525 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1526 Jan Hubicka <jh@suse.cz>
1528 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1530 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1532 PR tree-optimization/23546
1533 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1536 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1538 * params.def (PARAM_MIN_SPEC_PROB): New.
1539 * sched-rgn.c (MIN_PROBABILITY): Delete.
1540 (compute_trg_info): Convert to PARAM_VALUE.
1541 * doc/invoke.texi (param): Document min-spec-prob.
1543 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1545 * config/darwin.h: define __PIC__
1546 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1547 TARGET_OS_CPP_BUILTINS macro.
1549 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1551 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1554 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1556 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1558 * cfghooks.c (duplicate_block): Added position where to place
1559 new block as argument.
1560 * cfghooks.h (duplicate_block): Declaration changed.
1561 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1563 * cfglayout.h (copy_bbs): Declaration changed.
1564 * cfgloop.h (loop_version): Declaration changed.
1565 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1566 position to copy_bbs.
1567 (loop_version): Pass position to duplicate_loop_to_header_edge.
1568 Add place_after argument and position new blocks according to
1570 * modulo-sched.c (sms_schedule): Pass place_after argument
1572 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1573 * tree-cfg.c (split_edge_bb_loc): New function.
1574 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1575 to determine position of new blocks.
1576 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1578 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1579 argument to duplicate_block.
1580 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1581 Pass position to copy_bbs.
1583 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1585 * fold-const.c (ptr_difference_const): Use
1586 cst_and_fits_in_hwi instead of host_integerp.
1588 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1590 * config/darwin.c (gen_pic_offset): New.
1591 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1594 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1596 PR tree-optimization/23486
1597 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1599 2005-08-23 Phil Edwards <phil@codesourcery.com>
1601 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1602 remove use_collect2.
1603 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1605 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1606 configuration files to override the default value.
1608 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1609 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1610 * config/vx-common.h: New file, split out from...
1611 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1612 * config/vxworksae.h: New file, for VxWorks AE.
1613 * config/vxworks.opt: New file.
1614 * config/vxlib.c: Update for VxWorks 6.
1616 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1617 other MULTILIB_* variables appropriately.
1618 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1619 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1620 * config/rs6000/vxworks.h: Update for VxWorks 6.
1621 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1623 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1626 * config/darwin.c (machopic_select_section): Remove the hack to
1627 mark "::operator new" and "::operator delete" for coalescing
1628 even though they are not weak.
1630 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1632 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1633 * configure: Regenerate.
1635 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1638 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1640 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1641 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1644 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1646 * config/rs6000/predicates.md (equality_operator): New.
1647 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1648 comparison with a large constant.
1650 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1652 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1654 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1656 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1657 registers is even, and we have a hardware double precision fp,
1659 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1660 size of current argument when checking if argument was passed in
1663 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1666 * stor-layout.c (finalize_type_size): Dont override
1667 existing alignment with a smaller alignment from the mode.
1669 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1671 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1672 * lambda.h (lambda_vector_lexico_pos): ... here.
1673 * tree-data-ref.c (build_classic_dist_vector): Return false when
1674 the distance vector is lexicographically negative.
1676 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1678 PR tree-optimization/23511
1679 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1680 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1682 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1684 PR tree-optimization/22043
1685 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1686 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1687 If ALLOW_FLEXARR, handle types ending with flexible array member.
1688 Pass false as second argument to recursive count_type_elements calls.
1689 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1690 argument to count_type_elements call.
1691 * tree-sra.c (decide_block_copy): Likewise.
1692 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1693 for a constant-sized object, set cleared as well. Pass true as
1694 second argument to count_type_elements call.
1696 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1699 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1700 from legitimate_small_data_p, and make global. Update use.
1701 Remove forward declaration.
1702 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1704 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1706 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1708 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1709 of scratch intermediates.
1710 (eq<mode>_compare): Same.
1711 (neg_eq0<mode>): New.
1712 (neg_eq<mode>): Convert to define_insn_and_split.
1714 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1717 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1718 stdarg functions, set/clear the fp marker even when no variable
1720 * config/rs6000/sysv4.opt (mprototype): Describe.
1722 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1724 PR rtl-optimization/23478
1725 * regs.h (reg_info): Add throw_calls_crossed.
1726 (REG_N_THROWING_CALLS_CROSSED): Define.
1727 * flow.c (allocate_reg_life_data): Initialize
1728 REG_N_THROWING_CALLS_CROSSED.
1729 (propagate_one_insn, attempt_auto_inc): Update
1730 REG_N_THROWING_CALLS_CROSSED.
1731 * global.c (global_alloc): Don't allocate pseudos across
1732 calls that may throw.
1734 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1737 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1738 value is inbetween the range if we did not find an exact match.
1740 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1742 * doc/invoke.texi (Option Summary): Add ms1 options.
1743 * doc/extend.texi: Document interrupt handler attribute for ms1.
1744 * doc/md.texi: Document ms1 constraints.
1745 * config.gcc: Add ms1-*-elf.
1746 * config/ms1/ms1.h: New.
1747 * config/ms1/ms1.c: New.
1748 * config/ms1/ms1.md: New.
1749 * config/ms1/ms1-protos.h: New.
1750 * config/ms1/ABI.txt: New.
1751 * config/ms1/crti.asm: New.
1752 * config/ms1/crtn.asm: New.
1753 * config/ms1/lib2extra-funcs.c: New.
1754 * config/ms1/t-ms1: New.
1755 * config/ms1/ms1.opt: New.
1757 2005-08-22 Ira Rosen <irar@il.ibm.com>
1759 * config/rs6000/altivec.md (xorv4sf3): New.
1760 (negv4sf2, neg<mode>2): Likewise.
1762 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1765 * config/ia64/ia64.md (divsi3): Check divide by zero.
1766 (udivsi3): Likewise.
1768 (udivdi3): Likewise.
1770 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1772 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1773 up to elem_bitsize bits, not max_bitsize.
1775 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1777 PR tree-optimization/23433
1778 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1779 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1781 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1783 PR tree-optimization/23434
1784 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1785 the iteration bound is not an INTEGER_CST.
1787 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1789 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1790 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1791 NULL if need_epilog_adjust is false.
1792 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1793 Case 3 always peels first itration, not just for PLUS case, and no need
1794 to use scalar_initial_def here. Create an epilog adjustment only if
1795 scalar_initial_def is not NULL.
1797 (vectorizable_reduction): Remove assert.
1799 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1802 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1803 (__moddi3): Likewise.
1804 (__udivdi3): Likewise.
1805 (__umoddi3): Likewise.
1806 (__divsi3): Likewise.
1807 (__modsi3): Likewise.
1808 (__udivsi3): Likewise.
1809 (__umodsi3): Likewise.
1811 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1813 * tree-pass.h (TDF_GRAPH): Define.
1814 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1815 * passes.c (finish_optimization_passes): Only call
1816 finish_graph_dump_file if TDF_GRAPH is set.
1817 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1818 NULL. Set TDF_GRAPH bit.
1819 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1821 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1823 * arm.h (arm_stack_offsets): Add locals_base field.
1824 * arm.c (arm_get_frame_offsets): Compute it.
1825 (thumb_compute_initial_elimination offset): Make the Thumb frame
1826 pointer point to the base of the local variables.
1827 (thumb_expand_prologue): Update accordingly.
1828 (thumb_expand_epilogue): Likewise.
1830 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1831 mode of clobbered scratch to DImode. Handle a case that's known to
1834 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1836 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1837 (gt0<mode>_compare): Delete.
1838 (neg_gt0<mode>): Delete.
1840 2005-08-19 Eric Christopher <echristo@apple.com>
1842 * optabs.h: Change CTI_ to COI_.
1845 2005-08-19 James E Wilson <wilson@specifix.com>
1847 * builtins.c (expand_builtin_return_addr): Set
1848 current_function_accesses_prior_frames when count != 0. Use
1849 frame_pointer_rtx when count == 0.
1850 * function.h (struct function): Add accesses_prior_frames field.
1851 (current_function_accesses_prior_frames): Define.
1852 * reload1.c (init_elim_table): Check
1853 current_function_accesses_prior_frames.
1854 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1856 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1858 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1859 indicator. Return true if the flowgraph changed during
1862 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1865 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1866 conditional expression before testing its value.
1868 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1870 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1872 2005-08-19 Devang Patel <dpatel@apple.com>
1874 PR tree-optimization/23048
1875 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1876 third parameter. Check whether latch is dominated by exit
1878 (if_convertible_loop_p): Supply exit block itself to
1879 if_convertible_bb_p.
1881 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1884 * arm.md (arm_load_pic_register): Change argument to the mask of
1885 saved registers. Call thumb_find_work_register if we need a
1886 scratch register on Thumb.
1887 (arm_expand_prologue): Pass empty register set to
1888 arm_load_pic_register.
1889 (thumb_expand_prologue): Pass live_regs_mask directly to
1890 arm_load_pic_register.
1891 * arm-protos.h (arm_load_pic_register): Update prototype.
1893 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1895 * sh.c (find_sole_member): New function.
1896 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1897 if the record's alignment is larger than the size of its only member.
1899 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1902 * arm.c (thumb_legitimize_reload_address): New function.
1903 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1904 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1906 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1908 * config/crx/crx.c: Implement crx_decompose_address. Reject
1909 symbolic displacements since CRX register relative adressing
1910 mode can't handle unsigned 32-bit values as displacements.
1911 * config/crx/crx.h: Simplify definitions, remove redundant
1912 parenthesis and obsolete macros.
1913 * config/crx/crx.opt: Add new switch for debugging addresses.
1914 * config/crx/crx-protos.h: Add new declarations for above.
1916 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1919 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1922 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1924 * collect2.c (dup2): Delete.
1925 * configure.ac: Don't check for dup2.
1927 * config.in, configure: Regenerate.
1929 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1931 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1932 record with the type of its only member.
1934 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1936 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1937 define_insn_and_split.
1938 (plus_ltu<mode>_compare): Same.
1939 (gtu<mode>_compare): Same.
1940 (plus_gtu<mode>_compare): Same.
1942 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1944 PR tree-optimization/22228
1945 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1947 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1948 are recorded in vect_vnames_to_rename for renaming.
1949 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1950 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1951 in vect_vnames_to_rename.
1952 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1953 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1955 2005-08-18 Jan Hubicka <jh@suse.cz>
1958 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1959 info only for local statics, not for member variables.
1961 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1963 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1965 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1967 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1969 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1972 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1974 2005-08-17 James E Wilson <wilson@specifix.com>
1976 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1979 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1981 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1982 (leu<mode>_compare): Same.
1983 (plus_leu<mode>): Same.
1984 (neg_leu<mode>): Same.
1985 (and_neg_leu<mode): Same.
1986 (ltu<mode>_compare): Same.
1987 (plus_ltu<mode>): Same.
1989 (geu<mode>_compare): Same.
1990 (plus_geu<mode>): Same.
1991 (neg_geu<mode>): Same.
1992 (and_neg_geu<mode>): Same.
1993 (plus_gt<mode>): Same.
1994 (gtu<mode>_compare): Same.
1995 (plus_gtu<mode>): Same.
1997 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1999 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2000 Move call_table_data to end. Delete spurious .text.
2001 (callt_save_all_interrupt): Fix comment typo.
2003 2005-08-17 James E Wilson <wilson@specifix.com>
2004 Kevin Winchester <winchester@amirix.com>
2007 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2009 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2012 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2013 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2015 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2017 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2018 record with the type of its only member if the modes don't match.
2020 * varasm.c (decode_reg_name): Skip empty additional register names.
2022 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2024 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2025 lsm_tmp_name_length): New.
2026 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2027 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2029 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2030 Andreas Krebbel <krebbel1@de.ibm.com>
2032 * config.gcc: Added z9-109 switch.
2033 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2034 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2035 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2036 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2037 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2038 for "z9_109" cpu attribute.
2039 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2040 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2041 (s390_handle_arch_option): Added z9-109 switch.
2042 (override_options): Set respective cost function for z9-109.
2043 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2044 (legitimate_reload_constant_p): Accept extended immediates.
2045 (print_operand): Three new output modifiers added: k, m and o.
2046 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2047 (s390_output_mi_thunk): Use extended immediate when possible.
2048 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2049 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2050 (CONSTRAINT_LEN): Added length of O constraint.
2051 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2052 * config/s390/s390.md ("cpu"): New value z9_109 added.
2053 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2054 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2055 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2056 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2057 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2058 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2059 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2060 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2061 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2062 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2063 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2064 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2065 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2066 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2067 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2069 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2070 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2071 insns for TARGET_EXTIMM.
2073 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2075 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2077 2005-08-17 Nick Clifton <nickc@redhat.com>
2079 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2080 Call default_encode_section_info.
2082 2005-08-17 Steven Bosscher <stevenb@suse.de>
2084 PR tree-optimization/21574
2085 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2086 constant, return CONSTANT.
2087 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2088 (ccp_fold, visit_assignment): Likewise.
2089 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2091 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2093 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2094 fold_buildN instead of buildN then fold_initializer or fold.
2095 (build_unary_op): Likewise.
2096 (build_binary_op): Likewise.
2097 * fold-const.c (fold_initializer): Remove.
2098 (fold_build1_initializer): New function.
2099 (fold_build2_initializer): New function.
2100 (fold_build3_initializer): New function.
2101 * tree.h (fold_initializer): Remove.
2102 (fold_build1_initializer): New function.
2103 (fold_build2_initializer): New function.
2104 (fold_build3_initializer): New function.
2106 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2108 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2109 (try_move_mult_to_index): Call fold_build2 instead of build2.
2110 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2111 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2112 fold_binary_to_constant.
2113 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2115 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2116 check if A == gcd (A, B). Remove TYPE argument.
2117 (analyze_offset) Use fold_build2 instead of fold (build.
2118 (create_data_ref): Likewise.
2119 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2120 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2123 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2125 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2126 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2128 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2131 * gimplify.c (zero_sized_type): New function.
2132 (gimplify_modify_expr_rhs): If we have a zero sized type,
2133 replace the statement with an empty statement.
2135 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2137 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2140 2005-08-16 Ian Lance Taylor <ian@airs.com>
2142 * doc/tm.texi (Label Output): Correct typo.
2144 2005-08-16 Steven Bosscher <stevenb@suse.de>
2147 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2148 force_operand will work later on using have_insn_for.
2150 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2152 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2154 2005-08-16 Ian Lance Taylor <ian@airs.com>
2157 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2158 vector type, don't try to construct it element by element. Add an
2159 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2161 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2163 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2165 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2167 * doc/invoke.texi (Precompiled Headers): Document some more options
2168 which are known to be safe.
2170 2005-08-16 James E Wilson <wilson@specifix.com>
2172 PR tree-optimization/21105
2173 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2174 TREE_OVERFLOW check.
2176 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2178 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2179 (neg_ltu<mode>): Same.
2181 (neg_gtu<mode>): Same.
2183 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2185 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2186 (fold_builtin_isdigit): Use fold_buildN.
2187 (build_function_call_expr): Likewise.
2188 * c-typeck.c (c_finish_loop): Likewise.
2190 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2191 Richard Shann <rshann@superh.com>
2193 PR middle-end/20396:
2194 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2196 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2198 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2200 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2203 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2204 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2207 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2210 * fold-const.c (build_range_check): Disable optimization for function
2211 pointer expressions on targets that require function pointer
2214 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2216 * simplify-rtx.c (simplify_const_relational_operation): When
2217 extracting arguments of a COMPARE, recompute the mode as well.
2219 2005-08-15 Ian Lance Taylor <ian@airs.com>
2221 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2223 2005-08-15 DJ Delorie <dj@redhat.com>
2225 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2227 (movsi_splittable): Allow, but split, moves to the stack.
2228 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2231 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2233 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2234 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2235 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2237 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2238 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2239 Delete HOST_PTR_PRINTF.
2241 * configure, config.in: Regenerate.
2243 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2245 * config/rs6000/rs6000.md (QHSI): New mode macro.
2246 (wd): Extend mode attr for QImode and HImode
2247 (dbits): New mode attr.
2248 (zero_extend<mode>di2): Convert to mode macro.
2250 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2253 * doc/invoke.texi (-mgnu-ld): Update description.
2256 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2259 * Makefile.in (tree-chrec.o): Depends on real.h.
2260 * tree-chrec.c: Include real.h.
2261 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2262 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2263 * tree-scalar-evolution.c (add_to_evolution_1,
2264 interpret_rhs_modify_expr): Ditto.
2266 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2269 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2270 step is negative compute the estimation from init downwards to zero.
2272 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2274 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2276 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2278 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2280 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2281 Accept double-word constants that can be split.
2282 * config/s390/s390.md ("movti"): Use 'P' constraint.
2283 ("*movdi_31", "*movdf_31"): Likewise.
2285 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2287 Fix PR tree-optimization/22615
2289 * tree-ssa-structalias.c (solution_set_add): Handle
2290 first_vi_for_offset returning NULL.
2291 (do_da_constraint): Ditto.
2292 (do_sd_constraint): Ditto.
2293 (do_ds_constraint): Ditto
2294 (find_func_aliases): Ditto.
2295 (build_constraint_graph): RHS is allowed be ANYTHING.
2296 (first_vi_for_offset): Return NULL if we couldn't find anything at
2299 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2301 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2302 over memory as first operand.
2304 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2307 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2308 available for setting it.
2310 2005-08-14 Ira Rosen <irar@il.ibm.com>
2312 PR tree-optimization/23320
2313 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2314 data-refs' types instead of base object nullness. Add check for
2315 pointer type data-refs before first location comparison. Remove
2318 2005-08-14 Andreas Schwab <schwab@suse.de>
2320 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2322 2005-08-13 James E Wilson <wilson@specifix.com>
2324 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2325 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2326 -fstack-protector-all, --param ssp-buffer-size): Document.
2327 (-Wvariadic-macros): Alphabetize.
2328 (-fsched-stalled-insns-dep): Add missing 'f'.
2330 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2333 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2335 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2336 or indirect address operand.
2337 (EXTRA_ADDRESS_CONSTRAINT): New.
2338 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2340 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2342 PR tree-optimization/22236
2343 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2344 successors and predecessors.
2345 * tree-chrec.c (chrec_convert): Before converting, check that
2346 sequences don't wrap.
2347 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2348 (analyze_array): Extern.
2349 (find_data_references_in_loop): Remove call to
2350 compute_estimated_nb_iterations.
2351 * tree-data-ref.h (analyze_array): Declared.
2352 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2353 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2354 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2355 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2357 * tree-ssa-loop-ivcanon.c: Fix documentation.
2358 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2359 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2360 (infer_loop_bounds_from_undefined): New.
2361 (estimate_numbers_of_iterations_loop): Use
2362 infer_loop_bounds_from_undefined.
2363 (used_in_pointer_arithmetic_p): New.
2364 (scev_probably_wraps_p): Pass an extra parameter. Call
2365 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2366 (convert_step): Fix documentation.
2367 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2368 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2369 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2370 scev_probably_wraps_p.
2372 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2374 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2375 (s390_register_info): Ignore clobbered_regs information for fixed
2376 registers, and only fixed registers.
2377 (s390_init_frame_layout): Remove redundant call.
2379 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2381 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2382 description of -Wold-style-casts.
2384 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2385 Jakub Jelinek <jakub@redhat.com>
2387 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2388 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2389 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2390 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2391 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2392 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2393 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2394 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2395 ("stack_protect_set", "stack_protect_test"): New expanders.
2396 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2397 "stack_protect_testdi"): New insn definitions.
2399 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2401 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2403 2005-08-12 Paul Brook <paul@codesourcery.com>
2405 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2407 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2409 * config/s390/predicates.md (setmem_operand): New predicate.
2410 (shift_count_operand): Accept ANDs with special constants as
2412 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2413 with special constants.
2414 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2415 shift_count_operand with setmem_operand.
2417 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2419 * config/s390/s390.c (s390_extract_part, s390_single_part):
2421 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2422 (s390_output_mi_thunk): Don't use lg on 31 bit.
2423 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2424 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2426 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2428 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2429 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2430 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2431 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2432 with one of the new macros.
2434 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2436 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2437 Don't set save_return_addr_p.
2438 (s390_register_info): Make clobbered_regs not depending on
2441 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2443 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2444 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2446 2005-08-11 James E. Wilson <wilson@specifix.com>
2448 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2450 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2452 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2453 locations gathered by var-tracking in single entry loc_list
2454 over loc_descriptor_from_tree.
2456 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2457 pass it down to loc_descriptor.
2458 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2459 (containing_function_has_frame_base): Move earlier in the file.
2460 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2461 instead of always assuming fbreg can't be used.
2463 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2465 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2466 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2467 Accept address wrapped in AND for Altivec.
2468 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2469 Strip AND wrapping offset address for Altivec.
2471 2005-08-11 Richard Henderson <rth@redhat.com>
2474 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2475 before using TYPE_IS_SIZETYPE.
2477 2005-08-11 Richard Henderson <rth@redhat.com>
2480 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2481 insn types not present on ev4.
2482 (alphaev5_insn_pipe): Similarly.
2484 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2487 * arm.c (arm_override_options): If the user has selected callee-super-
2488 interworking, then enable normal interworking.
2490 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2492 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2495 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2497 * doc/rtl.texi: Fix two typos.
2499 2005-08-11 Richard Guenther <rguenther@suse.de>
2502 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2503 cases where we call to/from functions returning void.
2505 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2508 * tree.c (build_pointer_type_for_mode): Robustify.
2510 2005-08-10 James E Wilson <wilson@specifix.com>
2512 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2513 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2515 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2518 2005-08-10 Eric Christopher <echristo@apple.com>
2520 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2521 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2524 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2527 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2528 for the high part when generating dynamic-no-pic code.
2530 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2532 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2533 (x86_64-*-linux*): Likewise.
2535 * config/i386/crtfastmath.c: New file.
2536 * config/i386/t-crtfm: Likewise.
2538 * config/i386/linux.h (ENDFILE_SPEC): New.
2539 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2541 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2544 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2546 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2547 (vec_shl, vec_shr): Document new operations.
2548 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2550 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2552 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2553 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2554 change predicate to indexed_or_indirect_address.
2556 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2558 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2559 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2560 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2561 and __aeabi_uwrite8.
2562 * config/arm/unaligned-funcs.c: New file.
2563 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2565 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2567 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2569 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2570 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2572 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2573 * final.c (pass_shorten_branches): Add dump.
2574 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2575 (pass_life): Rename dump.
2576 (rest_of_handle_flow2): Remove initial verify_flow_info.
2577 * function.c (pass_instantiate_virtual_regs): Add dump.
2578 * integrate.c (pass_initial_value_sets): Add dump.
2579 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2580 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2581 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2582 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2583 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2584 gate_rtl_unrool_and_peel_loops): New.
2585 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2586 rtl_doloop): Do not look at flags.
2587 * mode-switching.c (pass_mode_switching): Add dump.
2588 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2589 pass_split_before_regstack): Add dump.
2590 * regmove.c (pass_stack_adjustments): Add dump.
2591 * tree-optimize.c (pass_fixup_cfg): Add dump.
2593 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2596 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2597 deciding which instruction sequence to use.
2599 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2601 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2602 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2604 2005-08-09 Richard Guenther <rguenther@suse.de>
2606 * c-common.c (builtin_function_2): Remove.
2607 (def_builtin_1): New function.
2608 (c_common_nodes_and_builtins): Use def_builtin_1 to
2609 build builtin functions.
2611 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2613 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2614 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2615 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2618 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2620 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2621 fold_binary instead of fold_build2 since we don't care about the
2623 (loop_niter_by_eval): Likewise.
2624 (compare_trees): Likewise.
2625 (proved_non_wrapping_p): Likewise.
2627 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2631 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2632 if the if is really empty.
2634 2005-08-09 Steven Bosscher <stevenb@suse.de>
2636 PR tree-optimization/23234
2637 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2638 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2639 argument of the new enum.
2640 (execute_cse_reciprocals): Add reciprocals for function arguments
2641 on the unique successor edge of the entry block. Update other calls
2642 to execute_cse_reciprocals_1.
2644 2005-08-08 Richard Henderson <rth@redhat.com>
2647 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2649 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2651 * expr.c (write_complex_part): Return after handling MEM.
2653 2005-08-08 Josh Conner <jconner@apple.com>
2655 PR rtl-optimization/23241
2656 * combine.c (simplify_comparison): Fix error in determining
2657 whether to lift a subreg from comparison.
2659 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2662 * config/rs6000/altivec.md (vec_init<mode>): New.
2663 (vec_set<mode>): New.
2664 (vec_extract<mode>): New.
2665 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2666 (rs6000_expand_vector_set): New.
2667 (rs6000_expand_vector_extract): New.
2668 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2669 for Altivec modes before reload.
2670 (altivec_expand_vec_init_builtin): New.
2671 (get_element_number): New.
2672 (altivec_expand_vec_set_builtin): New.
2673 (altivec_expand_vec_ext_builtin): New.
2674 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2676 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2678 * config/rs6000/rs6000.h (rs6000_builtins): Add
2679 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2680 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2681 * config/rs6000/rs6000-protos.h: Declare new functions.
2683 2005-08-08 Jan Hubicka <jh@suse.cz>
2685 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2686 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2687 * i386.md (movdi*): Use pic_32bit_operand.
2688 * predicates.md (pic_32bit_operand): New.
2690 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2693 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2695 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2697 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2698 (test_for_singularity): Use fold_build2.
2700 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2702 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2704 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2706 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2707 (COMMON_ASM_OP) Define.
2708 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2709 (ix86_encode_section_info): Likewise.
2710 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2711 SUBTARGET_ENCODE_SECTION_INFO.
2713 2005-08-06 Richard Henderson <rth@redhat.com>
2716 * tree-nested.c (convert_local_reference): Save and restore val_only
2717 around component_ref and friends. Clear walk_subtrees by default.
2719 2005-08-06 Peter O'Gorman <peter@pogma.com>
2722 * gcc.c (process_command): Check the argument to -b has a dash.
2723 * doc/invoke.texi: Update -b and -V docs.
2725 2005-08-06 James E Wilson <wilson@specifix.com>
2727 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2729 2005-08-06 Michael Matz <matz@suse.de>
2731 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2732 member only if only one insn is associated with the value.
2734 2005-08-06 Nick Clifton <nickc@redhat.com>
2736 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2738 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2739 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2740 Check symbol flags instead of symbol name mangling.
2741 (xstormy16_asm_output_aligned_common): Likewise. Also
2742 simplify code since the bss100_section cass is the only case
2743 where the below100 code will be triggered.
2744 (xstormy16_encode_section_info): Encode below100 attribute
2745 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2747 (xstormy16_strip_name_encoding): Delete - this function is no
2749 (TARGET_STRIP_NAME_ENCODING): Undefine.
2750 * config/stormy16/stormy16-protos.h: Delete prototype for
2751 xstormy16_strip_name_encoding.
2753 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2755 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2756 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2757 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2758 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2759 config/alpha/predicates.md, config/arc/arc.h,
2760 config/arm/arm.h, config/arm/ieee754-df.S,
2761 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2762 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2763 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2764 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2765 config/m68hc11/m68hc11.h, config/mips/mips.c,
2766 config/mips/mips.h, config/mips/openbsd.h,
2767 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2768 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2769 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2770 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2771 config/sparc/linux.h, config/sparc/linux64.h,
2772 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2773 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2774 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2775 typos. Follow spelling conventions.
2777 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2780 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2781 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2782 specially. Check for side effects only for COND_EXPR.
2783 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2784 return with TREE_NO_WARNING.
2786 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2788 PR rtl-optimization/23233
2789 * loop.c (combine_movables): Require the modes to be the same.
2790 (move_movables): Remove handling of cases where the replacement
2791 had a different mode to the original.
2793 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2795 PR tree-optimization/23128
2796 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2797 subtraction wrap, and set TREE_OVERFLOW if they do.
2799 2005-08-05 Richard Henderson <rth@redhat.com>
2802 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2803 FORCED_LABEL labels.
2805 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2808 * reload.c (find_reloads_subreg_address): Pass down TYPE
2809 unchanged. Change all callers except find_reloads_toplev.
2811 2005-08-05 Michael Matz <matz@suse.de>
2813 * genattrtab.c (current_alternative_string): Remove.
2814 (SIMPLIFY_ALTERNATIVE): Ditto.
2815 (attr_alt_bit_p): Ditto.
2816 (alternative_name): Make const char *.
2817 (evaluate_eq_attr): Remove use of above things.
2818 (simplify_test_exp): Ditto.
2819 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2820 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2822 2005-08-04 James E Wilson <wilson@specifix.com>
2824 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2825 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2826 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2827 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2828 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2830 2005-08-04 Richard Henderson <rth@redhat.com>
2833 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2834 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2835 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2836 if we'd have to instantiate too many members.
2838 2005-08-04 Richard Henderson <rth@redhat.com>
2841 * tree-outof-ssa.c (coalesce_asm_operands): New.
2842 (coalesce_ssa_name): Use it. Split out ...
2843 (coalesce_phi_operands, coalesce_result_decls): ... these.
2845 2005-08-04 Paul Brook <paul@codesourcery.com>
2847 * read-rtl.c (read_quoted_string): Break if EOF.
2849 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2851 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2852 (fold_build2): Likewise.
2853 (fold_build3): Likewise.
2854 (fold_build1_stat): New function prototype.
2855 (fold_build2_stat): Likewise.
2856 (fold_build3_stat): Likewise.
2857 * fold-const.c (fold_build1): Rename to ..
2858 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2859 through to build1_stat.
2860 (fold_build2): Rename to ..
2861 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2862 through to build2_stat.
2863 (fold_build3): Rename to ..
2864 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2865 through to build3_stat.
2867 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2868 Ian Lance Taylor <ian@airs.com>
2870 * function.c (assign_stack_local_1): Do not correct stack slot
2871 address if allocation size is smaller than mode size.
2873 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2876 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2877 (tree_merge_blocks): Propagate anything allowed by
2879 Clarify documentation.
2880 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2881 SSA form, schedule an update if necessary.
2883 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2885 * doc/install.texi (Binaries): Remove broken link to
2886 Sinix/Reliant Unix binaries.
2888 2005-08-03 Richard Henderson <rth@redhat.com>
2891 * function.c (stack_protect_epilogue): Export.
2892 * tree.h (stack_protect_epilogue): Declare.
2893 * calls.c (expand_call): Call it.
2895 2005-08-03 Eric Christopher <echristo@apple.com>
2897 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2898 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2901 2005-08-04 Jan Hubicka <jh@suse.cz>
2903 * profile.c (branch_prob): Split edges with goto locus on them
2904 to get proper line counts.
2905 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2907 2005-08-03 Paul Brook <paul@codesourcery.com>
2909 * function.c (assign_parms): Round current_function_args_size
2910 to PARM_BOUNDARY, not STACK_BOUNDARY.
2912 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2914 * config/i386/i386.c (x86_elf_aligned_common)
2915 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2917 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2919 PR tree-optimization/23157
2920 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2921 before emitting them.
2923 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2925 PR tree-optimization/19899
2926 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2927 * tree-scalar-evolution.c: Include real.h.
2928 (add_to_evolution): Build constant -1 of correct type.
2930 2005-08-03 Jan Hubicka <jh@suse.cz>
2932 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2933 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2934 profile updating for complette unrolling.
2935 * loop-unroll.c (peel_loop_completely): Use it.
2936 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2937 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2940 2005-08-03 Paul Brook <paul@codesourcery.com>
2942 * combine.c (can_change_dest_mode): New function.
2943 (try_combine, simplify_set): Use it.
2945 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2947 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2950 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2952 * doc/install.texi (Specific): Adjust link to openavr.org.
2953 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2954 (Binaries): Adjust HP-UX Porting Center link.
2955 (Binaries): Adjust Free Software Foundation ordering link.
2957 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2959 * convert.c (convert_to_integer): Use fold_build1 instead of
2960 build1 when converting an integer to an integer.
2962 2005-08-02 Richard Henderson <rth@redhat.com>
2964 * combine.c (combine_instructions): Don't use reg_equal/equiv
2965 results if the mode doesn't match.
2967 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2969 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2970 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2972 2005-08-02 Richard Henderson <rth@redhat.com>
2975 * explow.c (memory_address): Remove special-case for
2976 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2978 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2981 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2982 number of calls to cleanup_tree_cfg_1.
2984 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2986 * doc/invoke.texi: document file extensions .F90 and .F95
2988 2005-08-02 Richard Guenther <rguenther@suse.de>
2990 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2991 positive if its first argument is positive.
2993 2005-08-02 Richard Guenther <rguenther@suse.de>
2995 PR tree-optimization/23177
2996 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2999 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3001 PR tree-optimization/23129
3002 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3003 varying for divisions with anti-ranges.
3005 2005-08-02 Jan Hubicka <jh@suse.cz>
3007 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3008 * tree-ssa-threadupdate.c (thread_block): Add it here.
3010 2005-08-01 James E Wilson <wilson@specifix.com>
3012 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3013 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3014 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3016 * config/mips/predicates.md (const_call_insn_operand): Add check for
3017 SYMBOL_REF_LONG_CALL_P.
3018 * doc/extend.texi (long_call): Document the new attribute.
3020 2005-08-01 Ian Lance Taylor <ian@airs.com>
3021 Richard Henderson <rth@redhat.com>
3023 * Makefile.in (RTL_BASE_H): Add real.h.
3024 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3026 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3028 * rtl.c (rtl_check_failed_code_mode): New.
3029 * rtl.h (struct rtx_def): Add u.rv.
3030 (XCMWINT, XCNMPRV): New.
3031 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3032 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3034 2005-08-01 Richard Henderson <rth@redhat.com>
3036 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3037 with auto-inc codes.
3039 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3041 2005-08-01 Jan Hubicka <jh@suse.cz>
3043 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3044 * i386.c: Include dwarf2.h
3045 (asm_preferred_eh_data_format): New.
3046 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3048 2005-08-01 Ian Lance Taylor <ian@airs.com>
3050 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3051 randomize_va_space for virtual address randomization control.
3053 2005-08-01 Steven Bosscher <stevenb@suse.de>
3055 * common.opt (flag_ipa_cp): Put in right place to maintain
3058 2005-08-01 Jan Hubicka <jh@suse.cz>
3060 * profile.c (compute_value_histograms): Fix thinko.
3061 * value-prof.c: Include toplev.h
3062 (check_counter): New function.
3063 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3064 tree_mod_subtract_transform): Add sanity check.
3066 2005-08-01 Richard Guenther <rguenther@suse.de>
3068 PR tree-optimization/23133
3069 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3070 current functions parameter decls to find defs to cse
3073 2005-08-01 Richard Guenther <rguenther@suse.de>
3075 PR tree-optimization/23109
3076 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3077 If trapping math is in effect, use post-dominator information
3078 to check if we'd in any case reach a trapping point before
3079 doing the reciprocal insertion.
3080 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3081 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3082 expressions are invariant only if trapping math is not in effect.
3084 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3086 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3087 cgraph_function_versioning): New declarations.
3088 * cgraphunit.c: Add include to ipa-prop.h.
3089 (update_call_expr, cgraph_copy_node_for_versioning,
3090 cgraph_function_versioning): New functions.
3091 * integrate.c (copy_decl_for_inlining): Remove.
3092 * ipa-prop.h (ipa_replace_map): New struct.
3093 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3094 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3095 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3096 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3097 ipcp_iterate_stage, ipcp_method_scale_print,
3098 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3099 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3100 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3101 ipcp_update_bb_counts, ipcp_update_profiling,
3102 ipcp_update_edges_counts): New functions.
3103 (ipcp_method_cval_init): Remove restriction regarding local methods.
3104 (ipcp_init_stage): Add ipcp_method_compute_scale.
3105 (ipcp_insert_stage): Add versioning.
3106 (ipcp_structures_print): Add ipcp_method_scale_print.
3107 (ipcp_driver): Dump profiling info.
3108 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3109 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3110 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3111 (struct inline_data): Add versioning_p, ipa_info, new fields.
3112 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3113 declare_return_variable): Replace calls to copy_decl_for_inlining with
3115 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3117 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3118 Add argument VERSIONING.
3119 (copy_arguments_for_versioning, copy_static_chain,
3120 function_versionable_p, tree_versionable_function_p,
3121 tree_function_versioning, replace_ref_tree): New functions.
3122 * tree-inline.h: Include varray.h.
3123 (tree_versionable_function_p, tree_function_versioning,
3124 tree copy_decl_for_dup): New declarations.
3126 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3128 * ipa-cp.c: New file. Contains IPCP specific functionality.
3129 * ipa-prop.h: New file. Contains structures/definitions that can be
3130 used by several interprocedural data flow optimizations (and also IPCP).
3131 * ipa-prop.c: New file.
3132 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3133 * common.opt: Add ipa-cp flag.
3134 * timevar.def: Add IPCP optimization.
3135 * tree-optimize.c (init_tree_optimization_passes): Schedule
3137 * tree-pass.h (pass_ipa_cp): Declare.
3139 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3141 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3142 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3143 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3144 config/i386/i386.c, config/mips/mips.h,
3145 config/rs6000/rs6000.h, config/sh/sh.c,
3146 config/stormy16/stormy16.c: Fix comment typos.
3148 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3151 * c-typeck.c (build_binary_op): Use common_type wrapper on
3153 (common_type): Update comment.
3155 2005-07-31 Steven Bosscher <stevenb@suse.de>
3158 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3159 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3160 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3162 2005-07-31 Jan Hubicka <jh@suse.cz>
3164 * pretty-print.h (pp_widest_integer): New macro.
3165 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3168 2005-07-31 Jan Hubicka <jh@suse.cz>
3170 * output.h (enum section_category): Export from varasm.c
3171 (categorize_decl_for_section): Likewise.
3172 * varasm.c (enum section_category): Kill.
3173 (categorize_decl_for_section): Make global.
3174 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3176 * i386.c (ix86_section_threshold): New static variable.
3177 (ix86_in_large_data_p, ix86_encode_section_info,
3178 x86_64_elf_unique_section,
3179 x86_64_elf_select_section): New functions.
3180 (TARGET_ENCODE_SECTION_INFO): Define
3181 (override_options): Enable medium model for PIC.
3182 (ix86_expand_prologue): Expand gen_set_got_rex64.
3183 (legitimate_constant_p): Handle new UNSPECs.
3184 (legitimate_pic_address_disp_p): Likewise.
3185 (legitimize_pic_address): Lower MEDIUM model addressing.
3186 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3187 (enum cmodel): Add MEDIUM_PIC.
3188 (SYMBOL_REF_FAR_ADDR_P): New macro.
3189 (SYMBOL_FLAG_FAR_ADDR): New flag.
3190 * i386.md (movdi): Support medium model.
3191 (set_got_rex64): New pattern.
3192 * i386.opt (mlarge-data-threshold): New flag.
3193 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3194 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3195 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3196 TARGET_ASM_UNIQUE_SECTION): New.
3198 * invoke.texi (-mlarge_data_threshold): Document
3200 2005-07-31 Jan Hubicka <jh@suse.cz>
3202 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3203 (coalesce_vars): Likewise.
3204 * tree-ssa-live.c (coalesce_cost): New.
3205 (build_tree_conflict_graph): Use coalesce_cost.
3206 * tree-ssa-live.h (coalesce_cost): Declare.
3208 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3210 * arm.md (all peepholes for post-increment operations): Delete.
3211 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3212 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3213 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3214 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3215 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3217 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3219 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3222 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3225 * doc/invoke.texi: Document -rdynamic.
3227 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3230 * c-parser.c (c_parser_parms_list_declarator): Call
3231 mark_forward_parm_decls.
3232 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3233 decls with visibility structure.
3235 2005-07-30 Paul Brook <paul@codesourcery.com>
3237 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3239 2005-07-30 Paul Brook <paul@codesourcery.com>
3241 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3243 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3245 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3247 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3250 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3251 nested function declarators.
3252 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3253 (grokparms): Call warn_if_shadowing for parameters used within the
3255 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3256 not used within the parameter list.
3257 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3259 2005-07-30 Jan Hubicka <jh@suse.cz>
3261 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3262 * i386.c (ix86_fixup_binary_operands): Likewise.
3263 (ix86_expand_unary_operator): Likewise.
3264 (ix86_expand_fp_absneg_operator): Likewise.
3265 * optabs.c (expand_vec_cond_expr): Validate dest.
3267 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3270 * real.c (real_from_string): Also set last bit if there is a
3271 nonzero hex digit beyond GCC's internal precision after ".".
3273 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3275 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3276 define_constants. Change duplicate values to unassigned numbers.
3277 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3278 (*altivec_vspltsf): New.
3279 (altivec_vperm_v4sf): Delete.
3280 (altivec_vperm_<mode>): Use mode macro V.
3281 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3282 (altivec_predicate_v4sf): Delete.
3283 (altivec_predicate_<mode>): Use mode macro V.
3284 (*altivec_lvesfx): New.
3285 (*altivec_stvesfx): New.
3286 (vec_realign_load_v4sf): Delete.
3287 (vec_realign_load_<mode>): Use mode macro V.
3288 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3291 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3294 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3296 * configure: Regenerated.
3298 2005-07-29 Paul Brook <paul@codesourcery.com>
3300 * doc/install.texi: Add link to GFortran binaries wiki page.
3302 2005-07-29 David Ung <davidu@mips.com>
3304 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3305 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3306 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3307 * config/mips/mips.md (cpu): Add 5kf name.
3308 (includes): Includes 5k.md.
3309 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3310 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3313 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3316 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3317 (cleanup_tree_cfg): ... here.
3318 Call cleanup_tree_cfg_1 until there are no more cleanups to
3321 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3323 * tree-vrp.c (compare_range_with_value): Return true or false
3324 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3325 EQ_EXPR respectively.
3327 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3329 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3332 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3334 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3335 (tree_ssa_dominator_optimize): Increment it.
3336 (dump_dominator_optimization_stats): Print it.
3338 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3339 Steven Bosscher <stevenb@suse.de>
3341 PR rtl-optimization/23117
3342 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3343 when head == tail. Tidy comment.
3345 2005-07-28 Richard Henderson <rth@redhat.com>
3347 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3348 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3349 * jump.c (rtx_renumbered_equal_p): Likewise.
3350 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3351 CONST_INT and CONST_DOUBLE.
3352 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3353 * reload.c (operands_match_p): Special case CONST_INT and
3354 CONST_DOUBLE; check mode earlier.
3356 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3359 * c-typeck.c (convert_for_assignment): Do not check
3360 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3362 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3365 * c-typeck.c (composite_type): Prefer constant size arrays to
3368 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3371 * real.c (real_from_string): Set last bit if there is a nonzero
3372 hex digit beyond GCC's internal precision.
3374 2005-07-28 Richard Henderson <rth@redhat.com>
3377 * cfgcleanup.c (try_forward_edges): Watch out for end of
3380 2005-07-28 James E Wilson <wilson@specifixinc.com>
3383 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3385 2005-07-28 Jan Hubicka <jh@suse.cz>
3387 * Makefile.in (rtl-profile.o): Kill all traces of it.
3388 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3389 * coverage.h (rtl_coverage_counter_ref): Kill.
3390 * opts.c (flag_speculative_prefetching_set): Kill.
3391 (flag_loop_optimize_set): New.
3392 (common_handle_option): Disable loop optimizer when profiling;
3393 do not handle speculative prefetching.
3394 * passes.c (init_optimization_passes): Replace pass_profiling combo
3395 by branch_prob pass.
3396 * profile.c (compute_value_histograms): Update for simplified value
3398 (rtl_register_profile_hooks): Kill.
3399 (pass_profiling): Kill.
3400 (rest_of_handle_branch_prob): Do not profile.
3401 * toplev.c (process_options): Remove speculative prefetching.
3402 * toplev.h (flag_tree_based_profiling): Kill.
3403 * tree-profile.c (prepare_instrumented_value,
3404 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3405 tree_gen_one_value_profiler, do_tree_profiling): Update for
3406 simplified datastructures.
3407 * value-prof.c: Add comment that speculative prefetching was dropped;
3408 update rest of file for simplified datastructures.
3409 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3410 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3411 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3412 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3413 rtl_mod_subtract, gen_speculative_prefetch,
3414 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3415 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3416 (gate_handle_value_profile_transformations,
3417 rest_of_handle_value_profile_transformations,
3418 pass_value_profile_transformations): Kill.
3419 * value-prof.h (histogram_value_t): Remove IL based unions.
3420 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3421 rtl_profile_hooks): Remove hooks.
3423 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3425 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3426 (cgraph_clone_node): Likewise.
3427 * cgraph.h (cgraph_clone_edge): Update prototype.
3428 (cgraph_clone_node): Likewise.
3429 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3431 (lookup_recursive_calls): Consider profile.
3432 (cgraph_decide_recursive_inlining): Fix updating; use new
3433 probability argument; use profile.
3434 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3435 * tree-inline.c (copy_bb): Update clal of clone_edge.
3436 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3438 * invoke.texi (min-inline-recursive-probability): Document.
3440 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3442 * doc/install.texi (Configuration): Update Valgrind homepage.
3444 2005-07-28 Richard Henderson <rth@redhat.com>
3447 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3448 labels we want to delete.
3449 (cfg_layout_merge_blocks): Likewise.
3451 2005-07-28 Richard Henderson <rth@redhat.com>
3454 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3455 when expanding to nothing.
3457 2005-07-28 Josh Conner <jconner@apple.com>
3459 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3460 (cgraph_decide_inlining_of_small_functions): Likewise.
3462 2005-07-28 Josh Conner <jconner@apple.com>
3464 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3465 direction of badness if negative.
3466 (cgraph_default_inline_p): Add reason to parameters, and assign it
3468 (cgraph_decide_inlining_of_small_functions): New parameter in call
3469 to cgraph_default_inline_p.
3470 (cgraph_decide_inlining_incrementally): Likewise.
3471 * cgraphunit.c (decide_is_function_needed): Likewise.
3472 * cgraph.h (cgraph_default_inline_p): Likewise.
3474 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3476 * builtins.c: Fix comment typo(s).
3477 * genautomata.c: Likewise.
3478 * gimplify.c: Likewise.
3479 * tree-dfa.c: Likewise.
3480 * tree-flow-inline.h: Likewise.
3481 * tree-into-ssa.c: Likewise.
3482 * tree-ssa-alias.c: Likewise.
3483 * tree-ssa-ccp.c: Likewise.
3484 * tree-ssa-copy.c: Likewise.
3485 * tree-ssa-dce.c: Likewise.
3486 * tree-ssa-dom.c: Likewise.
3487 * tree-ssa-operands.c: Likewise.
3488 * tree-tailcall.c: Likewise.
3489 * tree-vectorizer.c: Likewise.
3490 * tree-vrp.c: Likewise.
3493 2005-07-28 Jeff Law <law@redhat.com>
3495 * tree-vrp.c (test_for_singularity): Extracted from ...
3496 (simplify_cond_using_ranges): Attempt to simplify a relational
3497 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3499 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3501 PR tree-optimization/22506
3502 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3503 phis whose argument is constant.
3505 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3507 PR rtl-optimization/18992
3508 Back out this patch:
3509 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3510 PR optimization/12142
3511 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3512 uses of the register in the SET_SRC. Remove unnecessary argument.
3514 Replace it with this:
3515 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3516 if flag_non_call_exceptions is set and the insn may trap, pass
3517 pc_rtx as dest for recursion.
3518 In SET_SRC part of SET case, if dest is already set, pass it down
3521 2005-07-28 Jan Hubicka <jh@suse.cz>
3523 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3524 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3525 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3527 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3528 profile when available.
3530 2005-07-28 Jan Beulich <jbeulich@novell.com>
3532 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3533 (ia64_print_operand): Describe and handle 'X'.
3534 (ia64_register_move_cost): Also handle FP_REGS.
3535 (ia64_preferred_reload_class): Likewise.
3536 (ia64_secondary_reload_class): Likewise.
3537 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3538 it. Also check for ITANIUM_CLASS_FLDP.
3539 * config/ia64/ia64.h (FP_REGNO_P): New.
3540 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3541 (reg_class): Add FP_REGS.
3542 (REG_CLASS_NAMES): Adjust for it.
3543 (REG_CLASS_CONTENTS): Likewise.
3544 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3545 (REG_CLASS_FROM_LETTER): Handle 'x'.
3546 (CLASS_MAX_NREGS): Handle FP_REGS.
3547 (MEMORY_MOVE_COST): Likewise.
3548 * config/ia64/ia64.md (itanium_class): Add fldp.
3549 (type): Handle fldp.
3550 (movti_internal): More allowable operand combinations. Use ldfp8 when
3551 splitting unnecessary. Remove predicable attribute. Adjust
3552 itanium_class attribute.
3553 (smuldi3_highpart): Remove outdated comment.
3554 (mulditi3, umulditi3, rotlti3): New expanders.
3555 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3556 (absti2): Disabled new insn for future reference.
3557 Respective new splitters.
3558 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3559 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3560 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3562 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3564 PR rtl-optimization/23047
3565 * simplify-rtx.c (simplify_const_relational_operation): Respect
3566 flag_wrapv for comparisons with ABS.
3568 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3570 PR tree-optimization/22493
3571 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3572 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3574 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3576 * config/frv/frv.opt (moptimize-membar): New.
3578 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3580 * config/frv/frv.h: Remove machine_function definition.
3582 * config/frv/frv.c (struct frv_io): New.
3583 (struct machine_function): Moved from frv.h. Add has_membar_p.
3584 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3585 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3586 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3587 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3588 (frv_reorg): Call frv_optimize_membar when appropriate.
3589 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3590 (frv_expand_builtin): Adjust calls accordingly.
3591 (frv_io_address_cookie): New function.
3592 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3593 load or store rather than a special insn. Add ccnstant address and
3594 io-type operands to the membar.
3595 (frv_ifcvt_modify_tests): Unsign regno.
3596 (frv_ifcvt_modify_tests): Same.
3598 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3599 UNSPEC_OPTIONAL_MEMBAR constant.
3600 (builtin_read_<mode>): Delete.
3601 (builtin_write_<mode>): Delete.
3602 ("optional_membar_<mode>"): Add operand.
3604 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3605 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3606 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3607 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3608 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3609 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3610 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3611 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3612 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3614 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3616 * df.c (df_uses_record): Handle SCRATCH.
3618 2005-07-28 Steven Bosscher <stevenb@suse.de>
3621 * passes.c (rest_of_decl_compilation): If decl is a type and
3622 we have encountered errors, don't emit debug information.
3624 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3626 * params.def: Fixed comment.
3628 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3631 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3632 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3633 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3635 2005-07-27 Steven Bosscher <stevenb@suse.de>
3638 * varasm.c (assemble_start_function): Don't do anything that may
3639 require a CFG if the current function is a thunk.
3641 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3643 * doc/install.texi (Prerequisites): Mention that perl is needed
3644 to do export control in libstdc++ targetting Darwin.
3646 2005-07-27 Steven Bosscher <stevenb@suse.de>
3648 PR rtl-optimization/17808
3649 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3650 (sched_insns_conditions_mutex_p): Split out from...
3651 (add_dependence): ...here. But don't call it from here.
3652 (add_dependence_list): Check sched_insns_conditions_mutex_p
3653 before calling add_dependence.
3654 (add_dependence_list_and_free): Likewise.
3655 (fixup_sched_groups): Likewise.
3656 (sched_analyze_1): Likewise.
3657 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3658 (sched_analyze): Likewise.
3659 (sched_analyze_insn): Likewise.
3660 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3661 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3662 dependencies on all COND_EXEC insns to jumps ending basic blocks
3663 when doing intrablock scheduling.
3664 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3666 2005-07-27 Jeff Law <law@redhat.com>
3668 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3669 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3670 equivalency sets, correctly handle the case were vr0 has an
3671 equivalency set, but vr1 does not.
3673 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3675 PR tree-optimization/23073
3676 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3677 vect_print_dump_info before fprintf.
3679 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3681 PR tree-optimize/22348
3682 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3683 Fold the partial computation.
3685 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3687 PR tree-optimization/22325
3688 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3690 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3692 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3693 (force_var_cost): ... this function.
3694 (compute_phi_arg_on_exit): Export.
3696 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3698 PR tree-optimization/20773
3699 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3702 2005-07-27 Richard Guenther <rguenther@suse.de>
3704 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3705 Avoid pushing again if current struct contains only
3706 fields we decomposed.
3708 2005-07-27 Jan Hubicka <jh@suse.cz>
3710 PR tree-optimization/22574
3711 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3714 * tree-tailcall.c (decrease_profile): New function.
3715 (eliminate_tail_call): Use it.
3717 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3718 visibility flags correctly in whole program mode.
3720 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3722 PR rtl-optimization/22472
3723 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3725 2005-07-26 Steven Bosscher <stevenb@suse.de>
3727 PR tree-optimization/22504
3728 * tree-complex.c (expand_complex_addition): Use 'code' instead
3729 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3731 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3733 * config.gcc (cpu_type): Add frv case.
3734 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3735 (supported_defaults): Add fr550 case.
3737 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3740 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3741 whether a pointer of type T * may point to objects of type T *.
3743 2005-07-26 DJ Delorie <dj@redhat.com>
3745 * configure: Regenerate.
3747 2005-07-26 Dale Johannesen <dalej@apple.com>
3749 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3751 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3753 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3754 Clarify use of "build" in name.
3756 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3758 * doc/extend.texi (Raw read/write Functions): New section.
3759 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3760 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3761 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3762 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3763 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3764 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3765 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3766 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3767 * config/frv/frv.c: Add bdesc_loads global.
3768 Add bdesc_stores global.
3769 (frv_init_builtins): Add support for __builtin_{read/write}*.
3770 (frv_volatile_memref): New.
3771 (frv_expand_load_builtin): New.
3772 (frv_expand_store_builtin): New.
3773 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3774 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3775 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3776 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3777 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3778 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3779 (builtin_read_<mode>): New.
3780 (builtin_write_<mode>): New.
3781 (builtin_write64): New.
3782 (optional_membar_<mode>): New.
3784 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3786 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3787 (rather than units) against HOST_BITS_PER_WIDE_INT.
3789 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3791 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3792 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3793 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3794 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3797 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3798 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3799 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3801 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3803 2005-07-26 Richard Guenther <rguenther@suse.de>
3805 PR tree-optimization/22486
3806 * fold-const.c (fold_unary): Fold away useless component
3807 references of the form (T *)&T.x, if the address
3810 2005-07-25 James E Wilson <wilson@specifixinc.com>
3812 * dwarf2out.c (add_call_src_coords_attributes): New.
3813 (gen_inlined_subroutine_die): Call it.
3814 (maybe_emit_file, init_file_table): Add comments.
3815 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3817 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3818 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3819 * tree.h (BLOCK_SOURCE_LOCATION): New.
3820 (struct tree_block): New field locus.
3822 2005-07-26 Andreas Schwab <schwab@suse.de>
3824 PR rtl-optimization/23043
3825 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3826 when allocating a struct unoccr.
3828 2005-07-25 Richard Henderson <rth@redhat.com>
3831 * tree-complex.c (gate_no_optimization): True if errors.
3832 * Makefile.in (tree-complex.o): Update dependencies.
3834 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3836 * config/frv/predicates.md (integer_register_operand): Use
3839 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3842 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3844 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3846 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3848 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3849 types when flag_unsafe_math_optimizations is true.
3851 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3853 * gcc.c (option_map): Add --sysroot.
3854 (process_command): Handle --sysroot.
3855 (display_help): Document it.
3856 * doc/cppopts.tex (-isysroot): Document.
3857 * doc/invoke.texi (--sysroot): Document.
3858 * doc/install.texi (--with-build-sysroot): Document.
3860 * Makefile.in (inhibit_libc): New variable.
3861 (INHIBIT_LIBC_CFLAGS): Likewise.
3862 (LIBGCC2_CFLAGS): Include
3863 $(INHIBIT_LIBC_CFLAGS).
3864 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3865 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3866 ($(T)crtend.o): Likewise.
3867 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3868 ($(T)crtendS.o): Likewise.
3869 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3870 ($(T)crtendT.o): Likewise.
3871 (stmp-fixinc): Do not complain about missing headers if
3873 * configure.ac (inhibit_libc): Set it to true/false.
3874 (--with-build-sysroot): New option. Use it to set
3876 * configure: Regenerated.
3878 2005-07-25 Manfred Hollstein <mh@suse.com>
3880 * calls.c (store_one_arg): Fix unsigned comparison warning.
3882 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3885 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3886 (ggc_print_statistics): Initialize variable before use.
3888 2005-07-25 Richard Guenther <rguenther@suse.de>
3890 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3891 calling with a PHI_NODE argument.
3893 * tree-flow-inline.h (overlap_subvar): Protect against
3896 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3898 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3899 * configure: Regenerate.
3901 2005-07-25 Ira Rosen <irar@il.ibm.com>
3903 * expr.c (highest_pow2_factor): Make extern.
3904 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3905 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3906 record_array_differ_p, array_ptr_differ_p): Likewise.
3907 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3908 additional cases. Call the above functions.
3909 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3910 base_object_differ_p when there are two base objects. Otherwise, compare
3911 base address and offset. Call may_alias_p.
3912 (dump_data_reference): Use a correct field name.
3913 (analyze_array): Make static. Initialize new data-ref fields.
3914 (analyze_indirect_ref): New function.
3915 (init_data_ref): Initialize new data-ref fields.
3916 (strip_conversion): Moved from tree-vect-analyze.c.
3917 (analyze_offset_expr, get_ptr_offset, address_analysis,
3918 object_analysis): Likewise.
3919 (analyze_offset): New function.
3920 (create_data_ref): Likewise.
3921 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3922 dimensions for ARRAY_REFs only.
3923 (build_classic_dist_vector): Make static.
3924 (access_functions_are_affine_or_constant_p): Call macro to get the
3925 address of access functions.
3926 (compute_all_dependences): Add new parameter
3927 compute_self_and_read_read_dependences. Compute self and read-read
3928 dependences if it is true.
3929 (find_data_references_in_loop): Call create_data_ref. Initialize new
3931 (compute_data_dependences_for_loop): Add new parameter
3932 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3933 compute nb_loops. Call compute_all_dependences,
3934 build_classic_dist_vector and build_classic_dir_vector with correct
3936 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3937 with correct parameters. Compare dimensions for ARRAY_REFs only.
3938 (free_data_refs): Call macro to free access functions.
3939 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3940 fields from stmt_vinfo.
3941 (struct base_object_info): New structure.
3942 (struct data_reference): Move fields to base_object_info. Add fields
3943 first_location and object_info for above structures. Move fields from
3944 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3945 aligned_to. Add macros to access the new fields.
3946 Update functions declarations.
3947 * tree-flow.h (is_aliased_with): Declare.
3948 * tree-loop-linear.c (linear_transform_loops): Call
3949 compute_data_dependences_for_loop with correct parameters.
3950 * tree-ssa-alias.c (is_aliased_with): New function.
3951 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3952 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3953 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3954 vect_base_addr_differ_p, compute_subscript_distance and
3955 build_classic_dist_vector. Add printings. Check absolute value of
3957 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3959 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3960 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3961 to bytes. Add printing.
3962 (vect_compute_data_refs_alignment): Go through loads and stores in one
3964 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3965 vect_analyze_data_ref_access): Likewise.
3966 (vect_analyze_pointer_ref_access): Remove.
3967 (vect_address_analysis, vect_object_analysis): Likewise.
3968 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3969 and analyze data-refs in the loop.
3970 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3971 fields of data-ref instead of stmt. Add init to the offset from the
3973 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3974 (vect_update_init_of_dr): Likewise.
3975 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3976 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3978 (new_loop_vec_info): Initialize new fields.
3979 (destroy_loop_vec_info): Free new fields.
3980 (vect_strip_conversion): Remove.
3981 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3982 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3983 datarefs. Add new field ddrs.
3984 Add macros for the new fields access.
3985 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3986 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3987 Remove their macros.
3988 * tree.h (highest_pow2_factor): Declare.
3990 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3992 * calls.c (store_one_arg): Check for sibling call MEM arguments
3993 from already clobbered incoming argument area.
3995 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3997 * c-common.c (check_missing_format_attribute): New.
3998 * c-common.h (check_missing_format_attribute): Likewise.
3999 * c-typeck.c (convert_for_assignment): Use it.
4001 2005-07-24 Andreas Schwab <schwab@suse.de>
4003 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4004 register use a word move. Correct operand of ext.w in 68000 code.
4006 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4008 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4009 variables as declarations, rather than definitions.
4011 2005-07-24 Ira Rosen <irar@il.ibm.com>
4013 PR tree-optimization/22526
4014 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4017 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4019 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4020 that C99 reserve for future use. Use it to define clog10,
4021 clog10f and clog10l.
4023 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4025 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4026 * configure.ac: Check for -Wmissing-format-attribute.
4028 * configure: Regenerate.
4030 2005-07-23 Richard Henderson <rth@redhat.com>
4032 PR tree-optimization/22623
4033 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4035 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4038 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4040 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4042 * Makefile.in (C_TREE_H): Update dependencies.
4043 * c-tree.h: Include toplev.h.
4044 * diagnostic.h (diagnostic_set_info): Add format attribute.
4045 * rtl-error.c (diagnostic_for_asm): Likewise.
4047 2005-07-23 Chao-ying Fu <fu@mips.com>
4049 * config/mips/mips-dsp.md: New file.
4050 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4051 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4053 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4054 MIPS_BUILTIN_BPOSGE32.
4055 (mips_expand_builtin_direct): Add one parameter to indicate that
4056 builtin functions need to return a value.
4057 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4059 (mips_regno_to_class): Add classes for 12 new DSP registers.
4060 (mips_subword): Change to check four HI registers.
4061 (mips_output_move): Output move to and from 6 new DSP accumulators.
4062 (override_options): Make sure -mdsp and -mips16 are not used together.
4063 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4065 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4067 (print_operand): Add 'q' for printing DSP accumulators.
4068 (mips_cannot_change_mode_class): Check ACC_REGS.
4069 (mips_secondary_reload_class): Check ACC_REGS.
4070 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4071 (mips_register_move_cost): Check ACC_REGS.
4072 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4073 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4074 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4075 (dsp_bdesc): New array.
4076 (bdesc_arrays): Add DSP builtin function table.
4077 (mips_prepare_builtin_arg): Check predicate again after
4079 (mips_expand_builtin): Add one more parameter to
4080 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4081 MIPS_BUILTIN_BPOSGE32.
4082 (mips_init_builtins): Initialize new function types.
4083 (mips_expand_builtin_direct): Check if builtin functions need to
4084 return a value and pass operands properly.
4085 (mips_expand_builtin_bposge): New function.
4086 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4087 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4088 (FIRST_PSEUDO_REGISTER): Increase to 188.
4089 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4090 Update for 12 new DSP registers.
4091 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4092 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4093 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4094 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4095 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4096 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4097 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4098 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4099 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4100 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4101 (REGISTER_NAMES): Add names for 12 new DSP registers.
4102 * config/mips/mips.md: Include mips-dsp.md.
4103 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4104 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4105 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4106 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4107 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4108 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4109 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4110 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4111 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4112 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4113 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4114 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4115 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4116 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4117 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4118 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4119 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4120 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4121 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4122 (UNSPEC_RDDSP): New constants.
4123 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4124 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4126 * config/mips/mips.opt (-mdsp): New option.
4127 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4128 (reg_imm10_operand): New predicates.
4129 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4130 * doc/invoke.texi (-mdsp): Document new option.
4132 2005-07-22 DJ Delorie <dj@redhat.com>
4134 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4136 * tree-inline.c (inlinable_function_p): Likewise.
4138 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4141 * toplev.c (check_global_declarations): Do not mark undefined
4142 variables as DECL_IGNORED_P.
4143 * varasm.c (first_global_object_name): GTY it.
4144 (weak_global_object_name): Likewise.
4145 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4146 a string to go into {weak,first}_global_object_name.
4148 2005-07-22 DJ Delorie <dj@redhat.com>
4150 * c-format.c (check_function_format): Change warning control
4151 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4153 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4155 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4156 &PTR->FLD a dereference of PTR.
4157 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4158 a potential dereference of PTR.
4160 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4162 PR rtl-optimization/20370
4163 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4164 call allocate_reg_info if necessary.
4166 PR rtl-optimization/21848
4167 * calls.c (emit_library_call_value_1): For const functions, add
4168 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4170 PR rtl-optimization/22445
4171 * cselib.c (target.h): Include.
4172 (rtx_equal_for_cselib_p): Allow commutative matches.
4173 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4174 Remove MODE parameter. Changed all callers.
4176 PR rtl-optimization/22258
4177 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4179 (try_combine): Use likely_spilled_retval_p.
4181 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4183 * config.gcc: Add crx-elf support.
4185 * doc/contrib.texi: Mention crx.
4186 * doc/extend.texi: Document crx extensions.
4187 * doc/install.texi: Document crx install.
4188 * doc/invoke.texi: Document crx options.
4189 * doc/md.texi: Document crx constraints.
4191 * config/crx/crx-protos.h: New file.
4192 * config/crx/crx.c: New file.
4193 * config/crx/crx.h: New file.
4194 * config/crx/crx.md: New file.
4195 * config/crx/crx.opt: New file.
4196 * config/crx/t-crx: New file.
4198 2005-07-22 Manfred Hollstein <mh@suse.com>
4200 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4202 (int_add_graph_edge): Likewise.
4203 (collapse_nodes): Likewise.
4204 (process_unification_queue): Likewise.
4206 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4207 Laurent GUERBY <laurent@guerby.net>
4209 PR tree-optimization/22336
4210 * function.c (record_block_change): Check for
4211 cfun->ib_boundaries_block.
4213 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4215 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4216 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4218 2005-07-21 DJ Delorie <dj@redhat.com>
4220 * toplev.c (warn_deprecated_use): Add warning control to warning
4222 * c-typeck.c (parser_build_binary_op): Likewise.
4223 (c_finish_if_stmt): Likewise.
4224 * c-common.c (check_function_sentinel): Likewise.
4225 (check_nonnull_arg): Likewise.
4227 2005-07-21 Richard Henderson <rth@redhat.com>
4230 * tree-complex.c (complex_ssa_name_components): New.
4231 (cvc_lookup): Allow entry not found.
4232 (create_components): Remove.
4233 (create_one_component_var, get_component_var): New.
4234 (get_component_ssa_name, set_component_ssa_name): New.
4235 (extract_component): Use get_component_ssa_name.
4236 (update_complex_components): Use set_component_ssa_name.
4237 (update_complex_components_on_edge): Likewise.
4238 (update_phi_components): Create new PHI nodes directly, instead
4239 of adding insns to edges.
4240 (tree_lower_complex): Allocate and free complex_variable_components
4241 and complex_ssa_name_components here.
4243 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4245 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4246 revert to returning false.
4248 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4251 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4253 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4256 * config/i386/i386.md (cmpxf): Change operand constraints
4257 to "nonmemory_operand".
4259 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4261 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4263 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4266 * fold-const.c (fold_build1): Add checksum for the operands.
4267 (fold_build2): Likewise.
4268 (fold_build3): Likewise.
4270 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4273 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4275 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4277 * common.opt (-fforward-propagate): Committed by mistake,
4280 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4282 * reg-stack.c: Fix comment typo(s).
4283 * tree-ssa-operands.c: Likewise.
4284 * tree-vectorizer: Likewise.
4286 2005-07-21 Nick Clifton <nickc@redhat.com>
4288 * config/sh/symbian.c: Replace C++ style line comments with C
4289 style line comments.
4290 (symbian_add_attribute): Do not use a ? operator on the LHS of
4292 (sh_symbian_handle_dll_attribute): Change the type of the
4293 method vector to "VEC(tree,gc)*" and use vector accessor
4294 macros to walk over the elements.
4295 (symbian_export_vtable_and_rtti_p): Likewise.
4296 (symbian_class_needs_attribute_p): Likewise.
4298 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4301 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4302 initialize targetm.resolve_overloaded_builtin here.
4303 (altivec_expand_overloaded_builtin): Make it non-static.
4304 * config/rs6000/rs6000-protos.h
4305 (altivec_expand_overloaded_builtin): New prototype.
4306 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4307 targetm.resolve_overloaded_builtin here.
4308 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4310 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4311 Zdenek Dvorak <dvorakz@suse.cz>
4313 PR tree-optimization/19210
4314 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4316 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4317 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4318 rely on unproven assumptions.
4319 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4320 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4321 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4322 to number_of_iterations_exit.
4323 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4324 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4325 * tree-ssa-loop-niter.c (find_loop_niter,
4326 estimate_numbers_of_iterations_loop): Likewise.
4327 (number_of_iterations_exit): Honor the new options.
4328 * doc/invoke.texi (Wunsafe-loop-optimizations,
4329 funsafe-loop-optimizations): Document them.
4331 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4333 PR rtl-optimization/22167
4334 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4336 2005-07-20 Adam Nemet <anemet@lnxw.com>
4338 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4339 __do_global_dtors_aux longcall.
4341 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4343 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4344 (old_special_pred_table): Don't reference
4345 SPECIAL_MODE_PREDICATES.
4346 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4347 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4348 * config/sh/predicates.h: Don't mention
4349 SPECIAL_MODE_PREDICATES.
4350 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4353 2005-07-20 DJ Delorie <dj@redhat.com>
4355 * config.gcc: Add m32c-elf support.
4357 * doc/contrib.texi: Mention m32c.
4358 * doc/extend.texi: Document m32c extensions.
4359 * doc/install.texi: Mention m32c.
4360 * doc/invoke.texi: Document m32c options.
4361 * doc/md.texi: Document m32c constraints.
4363 * config/m32c/addsub.md: New file.
4364 * config/m32c/bitops.md: New file.
4365 * config/m32c/cond.md: New file.
4366 * config/m32c/jump.md: New file.
4367 * config/m32c/m32c-lib1.S: New file.
4368 * config/m32c/m32c-lib2.c: New file.
4369 * config/m32c/m32c-modes.def: New file.
4370 * config/m32c/m32c-pragma.c: New file.
4371 * config/m32c/m32c-protos.h: New file.
4372 * config/m32c/m32c.abi: New file.
4373 * config/m32c/m32c.c: New file.
4374 * config/m32c/m32c.h: New file.
4375 * config/m32c/m32c.md: New file.
4376 * config/m32c/m32c.opt: New file.
4377 * config/m32c/minmax.md: New file.
4378 * config/m32c/mov.md: New file.
4379 * config/m32c/muldiv.md: New file.
4380 * config/m32c/predicates.md: New file.
4381 * config/m32c/prologue.md: New file.
4382 * config/m32c/shift.md: New file.
4383 * config/m32c/t-m32c: New file.
4385 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4387 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4388 (stack_protect_set, stack_protect_test): New expanders.
4389 (stack_protect_set_si, stack_protect_set_si_media,
4390 stack_protect_set_di_media, stack_protect_test_si,
4391 stack_protect_test_si_media, stack_protect_test_di_media):
4394 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4396 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4398 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4400 * tree.h (tree_expr_nonzero_p): Export.
4401 * fold-const.c (tree_expr_nonzero_p): Likewise.
4402 Return true for CALL_EXPRs that are alloca calls.
4403 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4405 * tree-flow.h (expr_computes_nonzero): Remove.
4406 * tree-vrp.c (expr_computes_nonzero): Remove.
4407 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4408 (extract_range_from_unary_expr): Likewise.
4409 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4410 tree_expr_nonzero_p.
4412 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4414 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4415 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4416 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4417 All callers changed.
4418 (frame_related_constant_load): New arg "related" which controls
4419 setting of RTX_FRAME_RELATED_P. All callers changed.
4420 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4421 (bfin_expand_prologue): Add stack limit checking.
4422 * config/bfin/bfin.md (trapifcc): New pattern.
4424 * config/bfin/bfin.c: Include "langhooks.h".
4425 (def_builtin): Go through lang_hooks to call builtin_function.
4427 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4428 * config/bfin/predicates.md (symbol_ref_operand): New.
4429 (call_insn_operand): Delete. All callers changed to use
4430 register_no_elim_operand.
4431 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4433 (function_arg): Use it to generate the call's operand 2.
4434 (bfin_longcall_p): New function.
4435 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4436 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4437 determine if the address needs to be in a REG.
4438 (bfin_handle_longcall_attribute): New function.
4439 (bfin_attribute_table): Add "longcall" and "shortcall".
4440 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4441 (CUMULATIVE_ARGS): New member call_cookie.
4442 (PREDICATE_CODES): Add symbol_ref_operand.
4443 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4444 extra USE to the pattern.
4445 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4446 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4447 sibcall_value_insn; now the new patterns handle direct calls and the
4448 old ones indirect calls.
4449 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4451 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4453 * doc/trouble.texi: Update section on handling of empty loops.
4455 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4457 * config.gcc: Remove support for sparc-*-openbsd*,
4458 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4460 * config.host: Remove support for i860-*-sysv4* as a host.
4461 * config/i860/*, config/ip2k/*, config/ns32k/*,
4462 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4463 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4464 mention obsolete ports.
4466 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4468 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4470 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4471 of frame_pointer_rtx.
4472 (sh_expand_epilogue): Likewise.
4473 (sh_set_return_address): Likewise.
4474 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4475 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4476 offsets from FRAME_POINTER_REGNUM.
4477 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4478 (sh_register_names): Add initializer for sfp.
4479 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4480 (VALID_REGISTER_P): Likewise.
4481 (FIRST_PSEUDO_REGISTER): Update.
4482 (DWARF_FRAME_REGISTERS): Define.
4483 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4484 (HARD_FRAME_POINTER_REGNUM): Define.
4485 (FRAME_POINTER_REGNUM): Redefine.
4486 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4487 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4488 from FRAME_POINTER_REGNUM.
4489 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4490 FRAME_POINTER_REGNUM.
4491 (REG_CLASS_CONTENTS): Add sfp.
4492 (REG_ALLOC_ORDER): Likewise.
4493 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4494 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4495 of frame_pointer_rtx.
4496 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4498 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4500 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4501 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4502 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4504 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4507 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4509 Make CONSTRUCTOR use VEC to store initializers.
4510 * c-common.c (complete_array_type): Update to cope with VEC in
4512 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4513 (pp_c_constructor_elts): New function.
4514 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4515 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4516 struct constructor_stack, struct initializer_stack,
4517 constructor_elements, push_init_level, pop_init_level,
4518 add_pending_init, find_init_member, output_init_element): Update to
4519 cope with VEC in CONSTRUCTOR_ELTS.
4520 * coverage.c (build_fn_info_value, build_ctr_info_value,
4521 build_gcov_info): Likewise.
4522 * expr.c (categorize_ctor_elements_1, store_constructor,
4523 expand_expr_real_1): Likewise.
4524 * fold-const.c (fold_ternary): Likewise.
4525 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4526 gimplify_init_constructor, gimplify_expr): Likewise.
4527 * tree-dump.c (dequeue_and_dump): Likewise.
4528 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4530 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4532 * tree-sra.c (generate_element_init_1): Likewise.
4533 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4534 * tree-ssa-operands.c (get_expr_operands): Likewise.
4535 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4536 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4537 (get_initial_def_for_reduction): Likewise.
4538 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4539 value handle in annotations.
4540 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4541 tree_node_structure): Add support for constr_kind.
4542 (build_vector_from_ctor, build_constructor_single,
4543 build_constructor_from_list): New functions.
4544 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4545 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4546 Update to cope with VEC in CONSTRUCTOR_ELTS.
4547 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4548 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4549 CONSTRUCTOR_APPEND_ELT): New macros.
4550 (struct constructor_elt, struct tree_constructor): New data types.
4551 (union tree_node): Add tree_constructor field.
4552 * treestruct.def: Define TS_CONSTRUCTOR.
4553 * varasm.c (const_hash_1, compare_constant, copy_constant,
4554 compute_reloc_for_constant, output_addressed_constants,
4555 initializer_constant_valid_p, output_constant,
4556 array_size_for_constructor, output_constructor): Update to cope with
4557 VEC in CONSTRUCTOR_ELTS.
4558 * vec.h (VEC_empty, VEC_copy): New macros.
4560 2005-07-19 Devang Patel <dpatel@apple.com>
4562 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4564 2005-07-19 Richard Henderson <rth@redhat.com>
4567 * gimplify.c (gimplify_expr): Use main variant type for the temp
4568 destination for a discarded volatile read.
4569 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4570 casts between non-void types that change volatility.
4572 2005-07-15 DJ Delorie <dj@redhat.com>
4574 * toplev.h: Add comment about the first parameter for warning().
4575 * errors.h: Likewise.
4577 * c.opt (Wpragmas): New.
4578 * doc/invoke.texi: Document it.
4580 * function.c (do_warn_unused_parameter): Add warning control to
4582 * c-decl.c (warn_if_shadowing): Likewise.
4583 * c-lex.c (cb_def_pragma): Likewise.
4584 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4585 (pop_alignment): Likewise.
4586 (handle_pragma_pack): Likewise.
4587 (apply_pragma_weak): Likewise.
4588 (handle_pragma_weak): Likewise.
4589 (handle_pragma_redefine_extname): Likewise.
4590 (add_to_renaming_pragma_list): Likewise.
4591 (handle_pragma_extern_prefix): Likewise.
4592 (maybe_apply_renaming_pragma): Likewise.
4593 (handle_pragma_visibility): Likewise.
4595 * config/c4x/c4x-c.c (BAD): Likewise.
4596 (c4x_parse_pragma): Likewise.
4597 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4598 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4599 (rs6000_pragma_longcall): Likewise.
4600 * config/v850/v850-c.c (pop_data_area): Likewise.
4601 (ghs_pragma_section): Likewise.
4602 (ghs_pragma_section): Likewise.
4603 (ghs_pragma_interrupt): Likewise.
4604 (ghs_pragma_starttda): Likewise.
4605 (ghs_pragma_startsda): Likewise.
4606 (ghs_pragma_startzda): Likewise.
4607 (ghs_pragma_endtda): Likewise.
4608 (ghs_pragma_endsda): Likewise.
4609 (ghs_pragma_endzda): Likewise.
4611 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4612 Kenneth Zadeck <zadeck@naturalbridge.com>
4614 * Makefile.in: Removed tree-promote-statics.c
4615 * tree-promote-statics.c: Removed.
4616 * common.opt: Removed flag-promote-statics.
4618 * passes.c: Removed tree-promote-statics pass.
4619 * tree-pass.h: Ditto.
4620 * timevar.def: Removed TV_PROMOTE_STATICS.
4623 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4625 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4627 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4629 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4632 * c-common.c (check_function_arguments): Call
4633 'check_function_format' if either -Wformat or
4634 -Wmissing-format-attribute are specified.
4635 * c-format.c (check_function_format): Check -Wformat before
4636 calling 'check_format_info'.
4637 * c-opts.c (c_common_post_options): Don't warn for
4638 -Wmissing-format-attribute without -Wformat.
4639 * c-typeck.c (convert_for_assignment): Detect additional cases for
4640 -Wmissing-format-attribute.
4641 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4644 2005-07-19 Richard Guenther <rguenther@suse.de>
4646 * config/i386/i386.md (lrint<mode>2): Use temporary
4647 instead of clobbering non-existent memory.
4649 2005-07-19 Nick Clifton <nickc@redhat.com>
4651 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4652 statement to avoid displaying ASCII control characters.
4654 2005-07-19 Ben Elliston <bje@au.ibm.com>
4656 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4657 * cfganal.c (find_edge_index): Ditto.
4658 * combine.c (combine_instructions): Ditto.
4659 * ddg.c (create_scc): Ditto.
4660 (find_successors): Ditto.
4661 (find_predecessors): Ditto.
4662 (find_nodes_on_paths): Ditto.
4663 (longest_simple_path): Ditto.
4664 * flow.c (update_life_info): Ditto.
4665 (count_or_remove_death_notes): Ditto.
4666 (clear_log_links): Ditto.
4667 * modulo-sched.c (generate_reg_moves): Ditto.
4668 (find_max_asap): Ditto.
4669 (find_max_hv_min_mob): Ditto.
4670 (find_max_dv_min_mob): Ditto.
4671 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4672 * sched-rgn.c (extract_edgelst): Ditto.
4673 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4674 (dump_update_ssa): Ditto.
4675 (ssa_names_to_replace) Ditto.
4676 (switch_virtuals_to_full_rewrite): Ditto.
4677 (update_ssa): Ditto.
4678 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4680 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4682 Fix PR tree-optimization/22483
4684 * tree-complex.c (create_components): Use
4685 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4686 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4687 * tree-flow.h (safe_referenced_var_iterator): New structure.
4688 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4689 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4690 safe_referenced_var iterator.
4691 (add_type_alias): Ditto.
4693 2005-07-19 Steven Bosscher <stevenb@suse.de>
4695 * loop-init.c (rest_of_handle_loop2): Remove.
4696 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4697 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4698 (pass_rtl_loop_init, pass_rtl_loop_done,
4699 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4700 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4701 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4702 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4703 pass_tree_loop_done, and pass_tree_unswitch.
4704 (gate_loop): Rename to gate_tree_loop.
4705 * passes.c (init_optimization_passes): Update for renamed tree
4706 loop passes. Add the new loop2 passes as subpasses of loop2.
4707 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4708 Update for the renamed tree loop passes.
4710 2005-07-18 Ian Lance Taylor <ian@airs.com>
4713 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4714 blocks when optimizing.
4716 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4718 * common.opt (frename-registers): Initialize to 2.
4720 (fgcse-after-reload): Ditto.
4721 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4722 (process_options): Only change flag_web, flag_rename_registers,
4723 and flag_rerun_cse_after_loop if not explicitly set by user.
4725 2005-07-18 Jan Beulich <jbeulich@novell.com>
4727 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4728 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4729 in 64-bit mode the same as DImode in 32-bit mode.
4730 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4731 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4732 mode. Add new mode parameter.
4733 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4734 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4735 x86_64_shift_adj): New expanders.
4736 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4737 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4739 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4740 DImode shift splitters.
4741 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4742 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4745 2005-07-18 Jan Beulich <jbeulich@novell.com>
4747 * i386.md (movdi_extzv_1): New.
4748 (zero_extendhidi2): Combine alternatives and never force use of
4750 (zero_extendqidi2): Likewise. Don't restrict input selection.
4752 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4754 Fix PR tree-optimization/22531
4755 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4758 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4760 * tree-promote-statics.c (pass_promote_statics): Change dump file
4763 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4765 * tree-optimize.c (init_tree_optimization_passes): Add
4766 pass_eliminate_useless_stores pass.
4767 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4768 * tree-ssa-pre.c (is_copy_stmt): New function.
4769 (follow_copies_till_vuse): Ditto.
4770 (do_eustores): Ditto.
4771 (gate_eustores): Ditto.
4773 2005-07-16 Richard Henderson <rth@redhat.com>
4775 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4777 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4778 Kenneth Zadeck <zadeck@naturalbridge.com>
4780 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4781 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4782 ipa-type-escape.h, tree-promote-statics.c
4783 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4784 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4785 tree-promote-statics.c: new files.
4786 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4787 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4788 int nonlocal_set_p, mark_constant_function): Deleted.
4789 (rest_of_handle_cfg): Removed call to mark_constant_function.
4790 (nonoverlapping_component_refs_p): Added calls to support
4791 type based aliasing.
4792 * tree-ssa-alias.c (may_alias_p,
4793 compute_flow_insensitive_aliasing): Ditto.
4794 * calls.c (flags_from_decl_or_type): Removed reference to
4796 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4797 too many arguments. This is necessary for Spec 2000.
4798 * cgraph.h (const_function, pure_function): Removed.
4799 * common.opt: Added "fipa-pure-const", "fipa-reference",
4800 "fipa-type-escape", and "ftree-promote-static".
4802 * passes.c: Added ipa and tree-promote-statics passes.
4803 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4804 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4805 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4806 * tree-flow.h: Added exposed sra calls and addition of
4807 reference_vars_info field for FUNCTION_DECLS.
4808 * tree-pass.h: Added passes.
4809 * tree-sra.c: (sra_init_cache): New function.
4810 (sra_insert_before, sra_insert_after) Made public.
4811 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4813 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4814 aliasing. (may_alias_p): Added code to use type escape analysis to
4816 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4817 code to prune clobbers of static variables based on information
4818 produced in ipa-reference pass. Changed call clobbering so that
4819 statics are not marked as clobbered if the call does not clobber
4822 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4824 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4827 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4829 * doc/install.texi (*-*-solaris2*): Document recommended version
4830 of GNU binutils and mention GNU linker problem on Solaris 10.
4832 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4835 * c-decl.c (c_build_bitfield_integer_type): New function.
4836 (finish_struct): Call it.
4837 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4839 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4841 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4844 2005-07-16 Jan Hubicka <jh@suse.cz>
4846 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4847 (scale_bbs_frequencies_int): Watch roundoff errors.
4848 * predict.c (return_prediction): Initialize return_stmt.
4850 2005-07-16 Jan Hubicka <jh@suse.cz>
4852 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4853 after RTL profiling.
4855 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4858 * fold-const.c (build_range_check): Convert high/low to etype
4859 if we are only comparing against exp.
4861 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4863 Fix PR tree-optimization/22376
4864 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4866 (need_to_solve): New function.
4867 (compute_points_to_sets): Use it.
4869 2005-07-15 Jan Hubicka <jh@suse.cz>
4871 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4872 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4874 2005-07-15 Richard Guenther <rguenther@suse.de>
4876 * c-common.c (handle_flatten_attribute): New function.
4877 Add flatten function attribute.
4878 * doc/extend.texi: Document flatten function attribute.
4879 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4880 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4882 (cgraph_decide_inlining): Handle functions with flatten
4885 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4887 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4888 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4889 UNSPEC_XCHG, UNSPEC_AND): New.
4890 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4891 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4892 * config/rs6000/sync.md (FETCHOP): New code macro.
4893 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4895 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4896 (sync_compare_and_swap<mode>): Same.
4897 (sync_lock_test_and_set<mode>): Same.
4898 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4899 for QImode and HImode, and not PPC405.
4900 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4901 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4902 (sync_<fetchop>{si,di}_internal): New.
4903 (sync_nand{si,di}_internal): New.
4904 (sync_old_<fetchop>{si,di}_internal): New.
4905 (sync_old_nand{si,di}_internal): New
4906 (sync_new_<fetchop>{si,di}_internal): New.
4907 (sync_new_nand{si,di}_internal): New.
4908 (atomic_and{si,di}): New.
4909 (sync_new_nand{si,di}_internal): New.
4910 (atomic_and{si,di}): New.
4911 (sync_add<mode>_internal): Delete.
4912 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4913 (sync_sub<mode>_internal): Delte.
4914 (sync_subshort_internal): New.
4915 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4916 (sync_anddi_internal): Delete.
4917 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4918 (sync_booldi_internal): Delete.
4919 (sync_boolc<mode>_internal): Delete.
4920 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4921 (sync_boolc<mode>_internal2): Delete.
4922 (sync_boolcc<mode>_internal): Delete.
4923 (isync, lwsync): Use unspec instead of unspec_volatile.
4924 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4925 Revert UNSPEC_VOLATILE.
4926 (rs6000_split_atomic_op): New.
4927 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4929 2005-07-14 Eric Christopher <echristo@redhat.com>
4931 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4932 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4934 2005-07-14 Eric Christopher <echristo@redhat.com>
4936 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4938 2005-07-14 Steven Bosscher <stevenb@suse.de>
4940 PR tree-optimization/22230
4941 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4942 the computation of the four cross productions for "range op range".
4944 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4945 Ulrich Weigand <uweigand@de.ibm.com>
4948 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4951 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4953 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4955 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4957 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4959 2005-07-14 Richard Guenther <rguenther@suse.de>
4962 * config/i386/i386-protos.h (ix86_function_value): Change
4963 prototype to match new target hook.
4964 * config/i386/i386.c (ix86_value_regno): Change prototype
4965 to take extra type argument.
4966 (TARGET_FUNCTION_VALUE): Define.
4967 (ix86_function_ok_for_sibcall): Pass extra argument to
4968 ix86_value_regno, check return slot rtx for exact match.
4969 (ix86_function_value): Take extra parameter. Dispatch to
4970 ix86_value_regno with fndecl/fntype as provided.
4971 (ix86_value_regno): Handle extra type argument.
4972 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4974 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4975 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4976 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4977 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4978 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4980 2005-07-14 Richard Guenther <rguenther@suse.de>
4982 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4983 * calls.c (expand_call): Pass fntype to hard_function_value.
4984 (emit_library_call_value_1): Likewise.
4985 * explow.c: Include target.h.
4986 (hard_function_value): Take extra argument, the fntype.
4987 Use new target hook for function_value.
4988 * expr.h (hard_function_value): Change prototype.
4989 * function.c (aggregate_value_p): Pass 0 as fntype to
4990 hard_function_value.
4991 (assign_parms): Use new target hook for function_value.
4992 Pass 0 as fntype to hard_function_value.
4993 (expand_function_end): Likewise.
4994 * reg-stack.c: Include target.h.
4995 (stack_result): Use new target hook for function_value.
4996 * target-def.h: New target hook function_value.
4997 * target.h: Likewise.
4998 * targhooks.c (default_function_value): New function.
4999 * targhooks.h (default_function_value): Declare.
5001 2005-07-13 Ian Lance Taylor <ian@airs.com>
5003 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5005 2005-07-14 Jan Hubicka <jh@suse.cz>
5007 * tree-dfa.c (dump_variable): Use default_def function.
5008 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5009 * tree-ssa.c (verify_use): Likewise.
5010 * tree-ssanames.c (release_ssa_name): Likewise.
5011 * tree-tailcall.c (eliminate_tail_call): Likewise.
5012 (tree_optimize_tail_calls_1): Likewise.
5013 * tree-vrp.c (get_value_range): Likewise.
5015 2005-07-14 Ben Elliston <bje@au.ibm.com>
5017 * gcc.c (main): Compare language[0] with '*' when iterating over
5020 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5022 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5023 "s390_emit_compare". Add handling of CCZ1mode.
5024 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5025 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5027 (s390_branch_condition_mask): Add CCZ1mode handling.
5028 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5029 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5030 Use CCZ1mode instead of CCZmode.
5031 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5033 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5035 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5037 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5039 2005-07-13 Eric Christopher <echristo@redhat.com>
5041 * config/mips/mips.c (mips_canonicalize_comparison): New.
5042 (mips_emit_int_relational): Use.
5044 2005-07-13 Eric Christopher <echristo@redhat.com>
5046 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5048 * config/s390/s390.md: Include tpf.md. Move tpf specific
5050 * config/s390/tpf.md: To here.
5051 * config/s390/s390.opt: Move tpf specific options...
5052 * config/s390/tpf.opt: to here. Add mmain option.
5053 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5054 * config/s390/tpf.h: Rewrite.
5056 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5058 * doc/tm.texi: Remove @xref{Cross-profiling}.
5060 2005-07-13 Jeff Law <law@redhat.com>
5062 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5063 expressions, test their _DECL operands for pointer equality rather
5064 than using operand_equal_p.
5066 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5068 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5069 (TARGET_POSIX_IO): This.
5070 * config/darwin.h: Likewise.
5071 * config/freebsd.h: Likewise.
5072 * config/linux.h: Likewise.
5073 * config/lynx.h: Likewise.
5074 * config/netbsd.h: Likewise.
5075 * config/rs6000/linux64.h: Likewise.
5076 * config/rs6000/linux.h: Likewise.
5077 * config/s390/tpf.h: Likewise.
5078 * config/sh/embed-elf.h: Likewise.
5079 * config/sparc/linux64.h: Likewise.
5080 * config/sparc/linux.h: Likewise.
5081 * config/svr4.h: Likewise.
5082 * gcov-io.h: Likewise.
5084 * doc/tm.texi: Updated.
5086 * libgcov.c (create_file_directory): Defined only if
5087 TARGET_POSIX_IO is defined.
5088 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5091 2005-07-13 Jan Hubicka <jh@suse.cz>
5093 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5095 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5097 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5098 structure as argument.
5100 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5102 PR tree-optimization/21921
5103 * tree-iterator.c (tsi_link_before): Support the case when
5104 tsi_end_p (tsi) == true.
5106 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5108 PR tree-optimization/22442
5109 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5112 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5114 PR rtl-optimization/20376
5115 * toplev.c (process_options): Enable -fweb and -frename-registers when
5117 * doc/invoke.texi: Update the information about when -fweb and
5118 -frename-registers are enabled.
5120 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5123 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5124 if *rhs_p is not a SSA_NAME.
5126 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5128 Fix PR tree-optimization/22422
5129 * tree-ssa-structalias.c (struct variable_info): Add flag for
5131 (get_varinfo): Now a static function.
5132 (new_varinfo): init has_union and is_special_var to false.
5133 (solution_set_add): Check has_union.
5134 (do_da_constraint): Move temporary variable so it gets reset
5136 Also check for special variable.
5137 (do_ds_constraint): Ditto.
5138 (do_sd_constraint): Ditto.
5139 (do_structure_copy): Check for special variable.
5140 (find_func_aliases): Ditto.
5141 (init_base_vars): Set special vars properly.
5143 2005-07-13 Jan Hubicka <jh@suse.cz>
5145 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5148 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5149 (get_expr_operands): Fix thinko wrt flags and subvars.
5151 PR tree-optimize/22379
5152 * tree-inline.c (expand_call_inline): Do not output sorry in early
5155 2005-07-12 Dale Johannesen <dalej@apple.com>
5157 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5159 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5162 * host-linux.h: Include limits.h.
5164 2005-07-12 Dale Johannesen <dalej@apple.com>
5166 * expr.c (compress_float_constant): Add cost check.
5167 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5169 2005-07-12 Dale Johannesen <dalej@apple.com>
5171 * gcc.target/i386/compress-float-sse.c: New.
5172 * gcc.target/i386/compress-float-sse-pic.c: New.
5173 * gcc.target/i386/compress-float-387.c: New.
5174 * gcc.target/i386/compress-float-387-pic.c: New.
5175 * gcc.dg/compress-float-ppc.c: New.
5176 * gcc.dg/compress-float-ppc-pic.c: New.
5178 2005-07-12 Eric Christopher <echristo@redhat.com>
5180 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5182 * config/s390/s390.md: Include tpf.md. Move tpf specific
5184 * config/s390/tpf.md: To here.
5185 * config/s390/s390.opt: Move tpf specific options...
5186 * config/s390/tpf.opt: to here. Add mmain option.
5187 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5188 * config/s390/tpf.h: Rewrite.
5190 2005-07-12 Eric Christopher <echristo@redhat.com>
5192 * gcc.c (struct infile): Update comment for language.
5193 (main): Rewrite input file resetting code.
5195 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5198 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5199 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5200 (lookup_avail_expr): Use constant_boolean_node instead
5201 of boolean_false_node/boolean_true_node.
5203 2005-07-12 Ben Elliston <bje@au.ibm.com>
5205 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5206 and use it when printing num_edges.
5208 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5210 * doc/extend.texi (Blackfin Built-in Functions): New section.
5211 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5214 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5216 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5217 s/cmpstrsi/cmpstrnsi
5218 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5220 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5221 (init_optabs): Initialize cmpstrn_optab.
5222 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5223 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5224 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5225 * config/i386/i386.md: s/cmpstr/cmpstrn
5226 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5227 * doc/md.texi: Update documentation.
5229 2005-07-11 Richard Henderson <rth@redhat.com>
5231 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5232 build_va_arg_indirect_ref.
5233 (alpha_gimplify_va_arg): Likewise.
5234 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5235 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5236 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5237 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5238 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5239 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5241 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5243 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5245 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5246 * passes.c (init_optimization_passes): Add pass_empty_loop.
5247 * tree-pass.h (pass_empty_loop): Declare.
5248 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5249 try_remove_empty_loop, remove_empty_loops): New functions.
5250 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5251 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5253 2005-07-12 Peter Barada <peter@the-baradas.com>
5257 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5258 in address registers.
5259 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5260 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5261 alternative of addsi3_5200.
5263 2005-07-11 Ian Lance Taylor <ian@airs.com>
5265 * config/mips/mips.md (ffs<mode>2): Remove.
5267 2005-07-11 Ian Lance Taylor <ian@airs.com>
5269 * doc/tree-ssa.texi (Cleanups): Improve description of
5271 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5273 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5275 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5276 * tree.h (DECL_ARGUMENT_FLD): New macro.
5278 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5280 Fix PR tree-optimization/22404
5282 * tree-ssa-structalias.c (create_variable_info_for): Use
5285 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5287 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5288 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5289 for second comparison operand.
5290 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5292 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5293 (define_insn_reservation "alu"): Likewise.
5294 (csync, ssync): Now of type sync.
5295 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5296 -mcsync-anomaly -mspecld-anomaly.
5297 * config/bfin/bfin.opt (mcsync): Remove.
5298 (mcsync-anomaly, mspecld-anomaly): Add.
5299 * config/bfin/bfin.c: Include "insn-codes.h".
5300 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5301 (TARGET_DEFAULT_TARGET_FLAGS): New.
5302 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5304 2005-07-11 Steven Bosscher <stevenb@suse.de>
5306 * basic-block.h: Give the BB flags enum a name, bb_flags.
5307 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5308 * cfgcleanup.c (enum bb_flags): Remove here.
5309 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5310 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5311 (update_forwarder_flag): Likewise.
5312 (thread_jump): Likewise.
5313 (try_forward_edges): Likewise.
5314 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5315 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5316 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5318 2005-07-11 Richard Guenther <rguenther@suse.de>
5320 * config/i386/i386.opt: New target option -msseregparm.
5321 * config/i386/i386.c (override_options): Error out for
5322 -msseregparm but no SSE support.
5323 (ix86_function_sseregparm): Check for global sseregparm.
5324 * doc/invoke.texi: Document -msseregparm.
5326 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5328 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5329 (m32rle-*-linux*): Ditto.
5331 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5333 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5334 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5337 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5341 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5342 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5344 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5346 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5347 (varmap): Heapify varmap.
5348 (constraints): Heapify constraints.
5349 (struct constraint_graph): Heapify succs and preds.
5350 (constraint_vec_find): Update for heapification.
5351 (constraint_set_union): Ditto.
5352 (insert_into_complex): Ditto.
5353 (constraint_edge_vec_find): Ditto.
5354 (erase_graph_self_edge): Ditto.
5355 (add_graph_edge): Ditto.
5356 (get_graph_weights): Ditto.
5357 (merge_graph_nodes): Ditto.
5358 (build_constraint_graph): Ditto.
5359 (topo_visit): Ditto.
5360 (solve_graph): Ditto.
5361 (create_variable_info_for): Ditto.
5362 (init_base_vars): Ditto.
5363 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5364 (condese_varmap_nodes): Free complex vector.
5365 (clear_edges_for_node): Clear succs and preds vector.
5367 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5369 * tree-ssa-structalias.c (update_alias_info): Change counting of
5370 references to not include vdefs.
5372 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5374 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5377 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5379 * pa.c (pa_commutative_p): Make PLUS commutative when
5380 TARGET_NO_SPACE_REGS is true.
5382 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5384 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5385 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5386 * tree-dfa.c (dump_subvars_for): New.
5387 (debug_subvars_for): New.
5388 (dump_variable): Show subvariables if VAR has them.
5389 * tree-flow-inline.h (get_subvar_at): New.
5390 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5391 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5393 (struct subvar): Change fields offset and size to unsigned
5395 (dump_subvars_for): Declare.
5396 (debug_subvars_for): Declare.
5397 (get_subvar_at): Declare.
5398 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5399 to unsigned HOST_WIDE_INT *.
5400 (overlap_subvar): Likewise.
5401 * tree-gimple.c (is_gimple_reg): Always return false for
5402 SFTs and memory tags.
5403 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5405 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5406 (compute_may_aliases): Call compute_points_to_sets.
5407 (collect_points_to_info_for): Remove.
5408 (compute_points_to_and_addr_escape): Remove.
5409 (delete_alias_info): Call delete_points_to_sets.
5410 (compute_flow_sensitive_aliasing): If the call to
5411 find_what_p_points_to returns false, call set_pt_anything.
5412 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5413 (set_pt_anything): Clear pi->pt_vars.
5414 (set_pt_malloc): Remove.
5415 (merge_pointed_to_info): Remove.
5416 (add_pointed_to_expr): Remove.
5417 (add_pointed_to_var): Remove.
5418 (collect_points_to_info_r): Remove.
5419 (is_escape_site): Make extern.
5421 (create_overlap_variables_for): Call it.
5422 * tree-ssa-copy.c (merge_alias_info): Never merge
5423 flow-sensitive alias information.
5424 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5425 offset and size to be unsigned HOST_WIDE_INT.
5426 (add_to_addressable_set): Rename from note_addressable.
5427 Set TREE_ADDRESSABLE as the variables are added to the set.
5429 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5430 operands into VUSEs when adding V_MAY_DEFs for members in an
5432 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5433 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5434 (struct variable_info): Add bitfield is_heap_var.
5435 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5436 (new_var_info): Initialize is_heap_var.
5437 (get_constraint_for): Add HEAP variables to the symbol table.
5438 Mark them with is_heap_var.
5439 (update_alias_info): New. Taken mostly from the old
5440 compute_points_to_and_addr_escape.
5441 (handle_ptr_arith): New.
5442 (find_func_aliases): Call update_alias_info.
5443 Call handle_ptr_info for tcc_binary expressions.
5444 Call mark_stmt_modified.
5445 (create_variable_info_for): If DECL has subvars, do not create
5446 variables for its subvars. Always add all the fields.
5447 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5448 SFTs, then add all the SFTs of the structure.
5449 If VI->DECL is an aggregate with subvariables, add the SFT at
5451 (find_what_p_points_to): If VI is an artificial variable,
5452 translate to bitfields in SSA_NAME_PTR_INFO.
5453 If the solution is empty, set pi->pt_vars to NULL
5454 (init_base_vars): Create ANYOFFSET.
5455 (compute_points_to_sets): Rename from create_alias_vars.
5457 (pass_build_pta): Remove.
5458 (delete_points_to_sets): Rename from delete_alias_vars.
5459 (pass_del_pta): Remove.
5460 * tree-ssa-structalias.h (struct alias_info): Move from
5462 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5463 NUM_REFERENCES_SET): Likewise.
5464 (compute_points_to_sets, delete_points_to_sets): Declare.
5466 2005-07-09 Richard Henderson <rth@redhat.com>
5468 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5469 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5470 alpha_split_lock_test_and_set_12): New functions.
5471 * config/alpha/alpha-protos.h: Update.
5472 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5473 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5474 * config/alpha/sync.md (I12MODE): New.
5475 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5476 (sync_<fetchop_name><I48MODE>): Likewise.
5477 (sync_nand<I48MODE>): Likewise.
5478 (sync_old_<fetchop_name><I48MODE>): Likewise.
5479 (sync_new_<fetchop_name><I48MODE>): Likewise.
5480 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5481 (sync_compare_and_swap<I48MODE>): Likewise.
5482 (sync_lock_test_and_set<I48MODE>): Likewise.
5483 (sync_compare_and_swap<I12MODE>): New.
5484 (sync_compare_and_swap<I12MODE>_1): New.
5485 (sync_lock_test_and_set<I12MODE>): New.
5486 (sync_lock_test_and_set<I12MODE>_1): New.
5488 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5492 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5494 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5496 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5497 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5499 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5502 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5504 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5506 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5507 memory_operand constraint.
5508 (store_conditional_<mode>): Same.
5509 (sync_compare_and_swap<mode>): Same.
5510 (sync_lock_test_and_set<mode>): Same.
5512 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5514 Rewrite PIC support to more closely model actual instructions.
5515 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5516 (cris_symbol): Remove prototypes for removed functions.
5517 (cris_pic_symbol_type_of, cris_valid_pic_const)
5518 (cris_expand_pic_call_address): Prototypes for new functions.
5519 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5521 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5523 <case ':'>: Add case for new punctuation character.
5524 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5525 emitting (extra) PIC modifier.
5526 <case UNSPEC>: Do not assert for PLT.
5527 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5528 (cris_expand_prologue, cris_expand_epilogue): Check
5529 for pic_offset_table_rtx usage instead of taking
5530 current_function_uses_pic_offset_table as the final word.
5531 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5532 Remove flag_pic difference.
5533 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5534 the moral equivalents of...
5535 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5537 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5538 (cris_handle_option): Mark ARG as unused.
5539 (cris_expand_pic_call_address): New worker function for "call",
5541 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5542 output PIC constructs here.
5543 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5544 as symbol-specific modifers, not whole or part of operands.
5545 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5546 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5547 constants and flag_pic.
5548 (CONSTANT_INDEX_P): Adjust for new functions.
5549 (enum cris_pic_symbol_type): New helper type.
5550 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5551 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5552 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5554 ("movsi"): Emit actual instructions for GOT and relative access.
5555 ("*movsi_got_load"): New pattern to set up the register holding
5557 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5558 Adjust FIXME for 'S'.
5559 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5560 Use "movs" for -fpic cases.
5561 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5562 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5563 ("call", "call_value"): Just call cris_expand_pic_call_address for
5565 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5566 Remove special pattern.
5567 ("*expanded_call_side", "*expanded_call_value_side"): New
5569 (gotplt-to-plt, gotplt-to-plt-side-call)
5570 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5572 * config/cris/cris/predicates.md
5573 ("cris_general_operand_or_gotless_symbol"): Remove unused
5575 ("cris_general_operand_or_symbol"): Adjust for new functions.
5577 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5579 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5581 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5583 * Makefile.in (TREE_H): Add treestruct.def.
5584 (c-decl.o): Add pointer-set.h
5585 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5586 visibility on regular DECL's.
5587 (merge_decls): Fix the copying of decl nodes of various types for
5588 the new structures. Don't update RTL, section name, weak status,
5589 etc, on DECL's without RTL.
5590 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5591 Don't check volatile on non-variable types.
5592 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5593 to check whether we have seen arguments.
5594 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5595 flag is checked before field (flag is common, field is not).
5596 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5597 TS_DECL_COMMON could have an origin.
5598 (add_location_or_const_value_attribute): Don't check section name
5599 on non-var/function decls.
5600 (dwarf2out_var_location): Reverse order of tests.
5601 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5602 with DECL_WRTL_CHECK.
5603 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5604 * fold-const.c (fold_binary): Don't check weakness on
5605 non-var/function decls.
5606 (tree_expr_nonzero_p): Ditto.
5607 (fold_checksum_tree): Use tree_decl_extra as sizeof
5609 * ggc-page.c (extra_order_size_table): Add sizes for
5610 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5612 * gimplify.c (gimplify_bind_expr): Only set
5613 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5614 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5616 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5617 * langhooks.h (init_ts). New langhook.
5618 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5619 * print-tree.c (print_node): Update to only print fields that
5620 exist in the structures the passed decl has.
5621 * toplev.c (wrapup_global_declarations): Don't reset
5622 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5623 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5624 * tree-inline.c (remap_decl): Ditto.
5625 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5626 * tree-pretty-print.c (print_declaration): Don't print
5627 DECL_REGISTER on things that don't contain it.
5628 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5629 non-var/function decls.
5630 * tree.c (tree_contains_struct): New structure.
5631 (init_priority_for_decl): New hashtable.
5632 (tree_int_map): New structure.
5633 (tree_int_map_eq): New function.
5634 (tree_int_map_marked_p): Ditto.
5635 (tree_int_map_hash): Ditto.
5636 (tree_map): Move to tree.h.
5637 (tree_map_eq): Externalize.
5638 (tree_map_hash): Ditto.
5639 (tree_map_marked_p): Ditto.
5640 (init_ttree): Set up tree_contains_struct and call langhook.
5641 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5642 (tree_code_size): Update for new structures.
5643 (tree_node_structure): Update for new structures.
5644 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5646 (copy_node_stat): Copy init priority.
5647 (build_decl_stat): Ditto for visibility.
5648 (ts_enum_names): New.
5649 (tree_contains_struct_check_failed): New function.
5650 (decl_init_priority_lookup): Ditto.
5651 (decl_init_priority_insert): Ditto.
5652 * treestruct.def: New file.
5653 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5654 (CONTAINS_STRUCT_CHECK): Ditto.
5655 (tree_contains_struct_check_failed): New prototype.
5656 (DECL_CHECK): Removed.
5657 (DECL_MINIMAL_CHECK): New.
5658 (DECL_COMMON_CHECK): Ditto.
5659 (DECL_WRTL_CHECK): Ditto.
5660 (DECL_NON_COMMON_CHECK): Ditto.
5661 (DECL_WITH_VIS_CHECK): Ditto.
5662 (VAR_OR_FUNCTION_DECL_P): Ditto
5663 (struct tree_decl_minimal): New structure.
5664 (struct tree_decl_common): Ditto.
5665 (struct tree_decl_with_rtl): Ditto.
5666 (struct tree_decl_with_vis): Ditto.
5667 (struct tree_decl_non_common): Ditto.
5668 (struct tree_field_decl): Ditto.
5669 (struct tree_parm_decl): Ditto.
5670 (struct tree_var_decl): Ditto.
5671 (struct tree_function_decl): Ditto.
5672 (struct tree_const_decl): Ditto.
5673 (struct tree_result_decl): Ditto.
5674 (union tree_node): Add new structures.
5675 * var-tracking.c (track_expr_p): Reverse order of tests.
5677 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5679 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5681 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5682 * system.h: Poison FINALIZE_PIC.
5683 * doc/tm.texi (FINALIZE_PIC): Remove.
5685 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5688 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5689 to the correct type if we have a MODIFY_EXPR.
5691 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5693 PR tree-optimization/22360
5694 * tree.c (upper_bound_in_type): Fix calculations for casting
5695 to a non-wider signed type and casting a signed value to a
5696 wider unsigned type.
5697 (lower_bound_in_type): Fix calculations for casting to a
5698 non-wider signed type.
5700 PR tree-optimization/20139
5701 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5703 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5704 fold_cond_expr_cond.
5705 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5706 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5708 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5711 * tree-complex.c (expand_complex_libcall): Produce
5712 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5714 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5716 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5717 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5718 b" assert and inserted fastpath code for this case.
5719 (bitmap_ior): Removed "a != b" assert.
5721 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5723 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5724 (ENDFILE_SPEC): Likewise.
5725 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5727 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5728 a large stack frame at epilogue.
5730 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5732 * final.c: Include sdbout.h when required.
5734 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5736 * config.gcc (*-*-darwin*): Only one target-specific header file
5738 (powerpc-*-darwin*): Add version-specific header files.
5739 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5740 * config.in: Regenerate.
5741 * configure: Regenerate.
5742 * gcc.c: Include xregex.h.
5743 (version_compare_spec_function): New.
5744 (spec_function): Add version-compare.
5745 (replace_outfile_spec_function): Reformat comment.
5746 (compare_version_strings): New.
5747 * config/darwin-c.c (version_as_macro): New.
5748 (builtin_define): New.
5749 (darwin_cpp_builtins): New.
5750 * config/darwin-protos.h (darwin_cpp_builtins): New.
5751 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5752 (LIB_SPEC): Make unconditional, update comment.
5753 (TARGET_C99_FUNCTIONS): Define.
5754 * config/darwin.opt: Sort.
5755 (mmacosx-version-min=): New.
5756 * config/darwin7.h: Delete.
5757 * config/darwin8.h: Delete.
5758 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5759 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5760 (TARGET_C99_FUNCTIONS): Define.
5761 * config/rs6000/darwin7.h: New.
5762 * config/rs6000/darwin8.h: New.
5763 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5764 (-mmacosx-version-min): Document.
5766 2005-07-07 Ian Lance Taylor <ian@airs.com>
5768 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5770 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5773 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5775 2005-07-07 Khem Raj <kraj@mvista.com>
5777 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5778 in bytes, not words.
5780 2005-07-07 Paul Brook <paul@codesourcery.com>
5782 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5783 DEFAULT_FUNCTION_ARG_PADDING to upward.
5785 2005-07-07 Richard Henderson <rth@redhat.com>
5787 * function.c (locate_and_pad_parm): Record parameter alignment in
5788 stack_alignment_needed.
5790 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5792 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5793 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5794 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5795 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5796 (define_attr "type"): Add isync, sync, load_l, store_c.
5797 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5798 Create scratch volatile MEM.
5799 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5801 (load_locked_<mode>): New.
5802 (store_conditional_<mode>): New.
5803 (sync_compare_and_swap<mode>): Replace with splitter.
5804 (sync_lock_test_and_set<mode>): Replace with splitter.
5805 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5807 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5808 is ics. Attribute isync.
5809 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5811 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5812 and UNSPECV_SYNC_OP.
5813 (emit_unlikely_jump): New.
5814 (emit_load_locked): New.
5815 (emit_store_conditional): New.
5816 (rs6000_split_compare_and_swap): New.
5817 (rs6000_split_lock_test_and_set): New.
5818 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5819 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5820 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5821 rs6000_split_lock_test_and_set): Declare.
5822 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5823 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5824 store_c, isync, sync.
5826 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5828 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5829 filenames to gtyp-gen.h.
5830 (s-typ-gen): Use it in place of for loops.
5832 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5834 * hooks.c (hook_bool_rtx_int_false): New function.
5835 * hooks.h (hook_bool_rtx_int_false): Declare.
5836 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5837 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5838 * target.h (struct gcc_target): Add commutative_p member.
5839 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5840 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5841 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5842 (pa_commutative_p): New function.
5843 * jump.c (target.h): Include.
5844 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5845 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5847 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5849 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5850 (s390_expand_setmem): New.
5851 * config/s390/s390.c: Likewise.
5852 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5854 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5855 general_operand. Call new function "s390_expand_setmem".
5856 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5857 ("setmem_long", "*setmem_long"): ... this.
5859 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5861 * config/s390/s390.c: (optimization_options): Enable
5862 TARGET_MVCLE at -Os.
5863 * doc/invoke.texi: Document changes in default behaviour.
5864 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5866 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5868 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5869 defined by back-end.
5871 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5873 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5874 all sets in the pattern.
5875 * config/rs6000/rs6000.md (stack_protect_testsi,
5876 stack_protect_testdi): Likewise.
5878 2005-07-06 Jeff Law <law@redhat.com>
5880 * tree-vrp.c (simplify_using_ranges): Kill.
5881 (vrp_finalize): Remove call to simplify_using_ranges.
5882 (simplify_stmt_using_ranges): New function extracted from
5883 simplify_using_ranges.
5884 (simplify_div_or_mod_using_ranges): Likewise.
5885 (simplify_abs_using_ranges): Likewise.
5886 (simplify_cond_using_ranges): New function.
5887 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5888 * tree-ssa-propagate.c (substitute_and_fold): Call
5889 simplify_stmt_using_ranges if we have range information.
5891 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5893 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5894 ia64_flag_schedule_isns2.
5896 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5897 reading/writing general registers.
5898 (ia64_function_arg): Revert 2005-06-18 change.
5900 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5902 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5903 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5905 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5907 * function.c (expand_function_end): Revert part of 2005-06-27
5908 patch. Do sjlj_emit_function_exit_after after return_label.
5910 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5912 * doc/install.texi (--disable-libssp): New.
5914 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5916 * doc/invoke.texi: Update -fforce-mem documentation.
5917 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5918 code for -fforce-mem.
5919 * expmed.c: (store_bit_field,store_fixed_bit_field,
5920 extract_bit_field): Ditto.
5921 * expr.c: (convert_move): Ditto.
5922 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5923 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5924 emit_conditional_add,expand_float,expand_fix): Ditto.
5925 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5926 (common_handle_option): Issue warning when -fforce-mem specified.
5928 2005-07-06 Paul Brook <paul@codesourcery.com>
5930 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5932 * configure: Regenerate.
5934 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5936 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5938 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5940 Fix PR tree-optimization/22319
5941 Fix PR tree-optimization/22140
5942 Fix PR tree-optimization/22310
5944 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5945 variable sized types.
5946 Use correct type for intermediate structure on *a = *b structure
5949 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5951 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5953 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5954 (machine_function): Move typedef to...
5955 * config/rs6000/rs6000.c (machine_function): ... here. Add
5956 varargs_save_offset field.
5957 (rs6000_stack_t): Remove varargs_size field.
5958 (setup_incoming_varargs): Allocate varargs save area using
5959 assign_stack_local, try to make it as small as possible.
5960 Save offset from virtual_stack_vars_rtx to the save area
5961 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5962 instead of magic 8 when fp word byte size is used.
5963 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5964 instead of -RS6000_VARARGS_SIZE.
5965 (rs6000_stack_info, debug_stack_info,
5966 rs6000_initial_elimination_offset): Remove all traces of
5968 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5969 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5970 RS6000_VARARGS_AREA.
5972 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5974 PR tree-optimization/21963
5975 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5976 constant_multiple_of in the same way get_computation_cost_at does.
5978 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5980 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5981 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5982 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5983 and return its previous value.
5984 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5985 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5987 (stack_protect_set, stack_protect_test): New expanders.
5988 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5989 stack_protect_testdi): New insns.
5990 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5991 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5993 2005-07-06 Jeff Law <law@redhat.com>
5995 * tree-ssa-dce.c (cfg_altered): New global.
5996 (tree_dce_init): Initialize cfg_altered.
5997 (remove_dead_stmt): If we remove an edge in the CFG, then set
5999 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6002 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6004 * Makefile.in (stamp-collect-ld): Use
6005 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6006 ./collect-ld if it already exists.
6007 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6008 Don't remove ./nm if it already exists.
6010 2005-07-05 Devang Patel <dpatel@apple.com>
6012 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6013 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6014 * tree-vectorizer.c (vect_loop_location): New.
6015 (vect_print_dump_info): Use vect_loop_location.
6016 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6017 (vectorize_loops): Set vect_loop_location.
6018 * tree-vect-analyze.c (vect_analyze_offset_expr,
6019 vect_determin_vectorization_factor, vect_analyze_operations,
6020 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6021 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6022 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6023 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6024 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6025 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6026 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6027 vect_analyze_loop): Adjust vect_print_dump_info API.
6028 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6029 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6030 vect_finish_stmt_generation, vectorizable_assignment,
6031 vectorizable_operation, vectorizable_store, vectorizable_load,
6032 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6033 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6034 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6035 vect_transform_loop): Same.
6036 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6037 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6040 2005-07-05 Randolph Chung <tausq@debian.org>
6042 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6043 * configure: Regenerate.
6044 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6045 (pa_tls_referenced_p): Declare.
6046 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6047 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6048 (legitimize_tls_address): New.
6049 (hppa_legitimize_address): Handle TLS addresses.
6050 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6051 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6052 (emit_move_sequence): Handle TLS addresses.
6053 (pa_encode_section_info): Call default handler to handle common
6055 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6056 (CONSTANT_ADDRESS_P): Reject TLS operands.
6057 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6058 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6059 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6060 (UNSPEC_TLSLE): Define new constants.
6061 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6062 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6063 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6064 (tie_symbolic_operand, tle_symbolic_operand): New
6066 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6068 * aclocal.m4: Update macros for autoconf 2.59 style.
6069 * configure.ac: Likewise.
6071 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6073 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6074 (function_arg): Pass small aggregates in general registers on 32-bit
6076 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6078 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6080 * Makefile.in (final.o): Fix dependencies.
6082 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6086 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6087 * langhooks.c (lhd_expr_to_decl): New.
6088 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6090 (LANG_HOOKS_INITIALIZER): Update.
6091 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6092 expr_to_decl langhook.
6093 * c-tree.h (c_expr_to_decl): Declare.
6094 * c-typeck.c (c_expr_to_decl): New.
6095 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6097 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6099 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6102 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6103 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6105 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6107 * Makefile.in: Adjust dependencies.
6108 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6109 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6110 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6111 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6112 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6113 rest_of_compilation.
6115 * bb-reorder.c (gate_duplicate_computed_gotos,
6116 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6117 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6118 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6119 pass_partition_blocks): New.
6120 * bt-load.c (gate_handle_branch_target_load_optimize,
6121 rest_of_handle_branch_target_load_optimize,
6122 pass_branch_target_load_optimize): New.
6123 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6125 * cfglayout.c (pass_insn_locators_initialize): New.
6126 * cfgrtl.c (pass_free_cfg): New.
6127 * combine.c (gate_handle_combine, rest_of_handle_combine,
6129 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6130 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6131 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6132 * except.c (pass_set_nothrow_function_flags,
6133 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6135 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6136 rest_of_handle_shorten_branches, pass_shorten_branches,
6137 rest_of_clean_state, pass_clean_state): New.
6138 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6139 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6140 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6142 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6143 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6144 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6145 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6147 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6148 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6149 pass_rtl_ifcvt, gate_handle_if_after_combine,
6150 rest_of_handle_if_after_combine, pass_if_after_combine,
6151 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6152 pass_if_after_reload): New.
6153 * integrate.c (pass_initial_value_sets): New.
6154 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6155 pass_purge_lineno_notes): New.
6156 * mode-switching.c (rest_of_handle_mode_switching,
6157 pass_mode_switching): New.
6158 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6159 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6161 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6162 pass_loop_optimize): New.
6163 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6165 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6167 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6168 pass_postreload_cse): New.
6169 * profile.c (gate_handle_profiling, pass_profiling,
6170 rest_of_handle_branch_prob, pass_branch_prob): New.
6171 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6172 pass_split_before_regstack, gate_handle_split_before_regstack,
6173 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6174 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6175 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6176 pass_stack_regs): New.
6177 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6178 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6179 pass_stack_adjustments): New.
6180 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6181 pass_regrename): New.
6182 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6183 pass_delay_slots, gate_handle_machine_reorg,
6184 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6185 * rtl.h (extern void purge_line_number_notes): New.
6186 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6187 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6189 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6191 * value-prof.c (gate_handle_value_profile_transformations,
6192 rest_of_handle_value_profile_transformations,
6193 pass_value_profile_transformations): New.
6194 * var-tracking.c (gate_handle_var_tracking,
6195 pass_variable_tracking): New.
6196 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6198 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6199 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6200 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6201 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6202 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6203 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6204 rest_of_handle_gcse2, rest_of_handle_regmove,
6205 rest_of_handle_tracer, rest_of_handle_if_conversion,
6206 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6207 rest_of_handle_web, rest_of_handle_branch_prob,
6208 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6209 rest_of_handle_jump_bypass, rest_of_handle_combine,
6210 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6211 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6212 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6213 rest_of_handle_mode_switching, rest_of_handle_jump,
6214 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6215 rest_of_handle_flow2, rest_of_handle_jump2,
6216 rest_of_handle_peephole2, rest_of_handle_postreload,
6217 rest_of_handle_shorten_branches, rest_of_clean_state,
6218 rest_of_compilation): Remove.
6220 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6221 * passes.c (dump_flags, in_gimple_form, all_passes,
6222 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6223 register_dump_files, next_pass_1, last_verified, execute_todo,
6224 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6225 from tree-optimize.c.
6226 (init_optimization_passes): Moved from tree-optimize.c,
6227 adding the RTL optimizations.
6228 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6229 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6230 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6231 register_dump_files, next_pass_1, last_verified, execute_todo,
6232 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6233 init_tree_optimization_passes, ipa_passes): Delete.
6234 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6236 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6237 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6239 (ipa_passes): Remove.
6240 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6241 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6242 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6243 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6244 (dump_info_p, dump_flag): Moved to tree-dump.h.
6246 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6248 * passes.c (finish_optimization_passes): Use dump_begin
6249 and dump_end, TDI_end.
6250 (gate_rest_of_compilation): New.
6251 (pass_rest_of_compilation): Use it.
6252 (gate_postreload, pass_postreload): New.
6253 * toplev.c (general_init): Rename init_tree_optimization_passes.
6254 * toplev.h (init_tree_optimization_passes): Rename to
6255 init_optimizations_passes.
6256 * tree-dump.c (dump_flag): Make static.
6257 (dump_files): Remove RTL dumps.
6258 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6259 pass_cleanup_cfg, pass_free_cfg_annotations,
6260 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6261 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6262 * tree-pretty-print.c: Include tree-pass.h.
6263 * cgraph.c: Include tree-dump.h.
6265 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6267 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6268 Only fall back to saying it points to readonly memory if
6271 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6273 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6274 * config/m32r/m32r.c (m32r_compute_frame_size,
6275 m32r_expand_prologue): Take current_function_profile into
6276 account whenever we reference
6277 current_function_uses_pic_offset_table.
6278 (m32r_finalize_pic): Remove.
6279 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6281 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6283 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6284 instead of $<. Don't remove ./as if it already exists.
6286 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6289 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6290 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6291 for complex modes when generating code for PA 1.0.
6292 (VALID_FP_MODE_P): New macro.
6293 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6294 sets for all general and floating point modes. Align wide floating
6295 point modes to even register boundaries to comply with architectural
6297 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6298 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6299 (VALID_FP_MODE_P): New macro.
6300 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6301 sets for all general and floating point modes. Align wide floating
6302 point modes to even register boundaries to comply with architectural
6305 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6307 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6310 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6312 * tree-ssa-structalias.c: Don't include expr.h.
6314 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6316 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6319 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6321 Fix PR tree-optimization/22279
6323 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6326 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6328 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6330 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6332 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6333 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6334 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6335 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6336 config/stormy16/stormy16.c, config/v850/v850.c,
6337 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6338 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6339 Avoid "." or "\n" at end of diagnostics and capital letters at
6340 start of diagnostics.
6341 * combine.c, cse.c: Don't translate dump file output.
6342 * toplev.c (print_version): Only translate output if going to
6345 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6347 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6348 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6351 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6353 * pa.c (fix_range): Fix typo in comment.
6355 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6357 * tree-vrp.c (extract_range_from_assert): Replace
6358 fold (build (...)) with fold_build2.
6360 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6362 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6363 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6364 (format_types_orig, handle_format_attribute): Add support for
6367 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6369 * varasm.c (assemble_variable): Fix format specifier thinko.
6371 2005-07-03 Ira Rosen <irar@il.ibm.com>
6373 PR tree-optimization/22029 (and 22135)
6374 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6375 a phi node before calling dump_vops.
6377 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6379 * tree-dump.h (dump_string_field): Declare.
6380 * tree-dump.c: Use it instead of dump_string.
6381 (dump_string_field): Make non-static.
6383 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6385 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6386 up the minimal CFG stuff always when optimize > 0. Call
6387 split_all_insns_noflow in PIC case if needed.
6389 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6390 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6393 * c-decl.c (c_write_global_declarations): Dump contents of
6395 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6396 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6397 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6398 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6401 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6403 * c-common.h (GCC_DIAG_STYLE): Define.
6404 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6405 version for format checking to 4.1.
6406 * c-format.c: Include toplev.h after c-common.h.
6407 (enum format_type): Add gcc_tdiag_format_type.
6408 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6409 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6410 (format_types_orig): Add gcc_tdiag.
6411 (init_dynamic_diag_info): Support gcc_tdiag formats.
6412 (handle_format_attribute): Likewise.
6413 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6414 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6415 version for format checking to 4.1.
6416 (warning0, warning, error, pedwarn, sorry): Use
6418 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6419 (finish_aliases_1): Do not use %qE.
6420 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6421 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6422 Correct format bugs.
6423 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6424 parameter to unsigned HOST_WIDE_INT.
6425 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6427 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6430 * expr.c (write_complex_part): Use adjust_address for MEM.
6431 (read_complex_part): Same.
6433 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6435 Fix PR tree-optimization/22280
6437 * tree-sra.c (generate_element_init): Remove useless loop.
6439 2005-07-02 Richard Henderson <rth@redhat.com>
6441 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6443 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6445 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6448 * fold-const.c (fold_binary): Handle the return value of
6449 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6450 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6452 2005-07-02 Jeff Law <law@redhat.com>
6454 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6455 a eliminate type conversion which feeds an equality comparison
6456 if the original type or either operand in the comparison is a
6459 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6461 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6462 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6464 * config/avr/avr.c: Do not use '`' as left quote.
6465 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6466 Remove "." from end of diagnostics. Make diagnostics start with
6469 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6470 Joseph S. Myers <joseph@codesourcery.com>
6472 * toplev.c (default_tree_printer): Handle setting location with
6474 * c-objc.common.c (c_tree_printer): Likewise.
6475 * c-format.c (gcc_diag_flag_specs): Add '+'.
6476 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6477 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6479 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6480 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6481 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6482 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6483 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6484 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6485 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6486 format arguments where %J is used without %D.
6488 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6490 * gcc.c (LINK_SSP_SPEC): Define.
6491 (link_ssp_spec): New variable.
6492 (LINK_COMMAND_SPEC): Add %(link_ssp).
6493 (static_specs): Add link_ssp_spec.
6494 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6495 * configure: Rebuilt.
6496 * config.in: Rebuilt.
6498 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6499 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6500 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6501 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6502 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6503 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6504 -0x7008(2) instead of reading __stack_chk_guard variable.
6505 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6507 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6508 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6509 if TARGET_THREAD_SSP_OFFSET is defined.
6510 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6511 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6514 2005-06-27 Richard Henderson <rth@redhat.com>
6515 * libgcc-std.ver (GCC_4.1.0): New.
6516 * libgcc.h (__stack_chk_guard): Declare.
6517 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6518 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6519 * mklibgcc.in (lib2funcs): Add them.
6521 2005-07-01 Richard Henderson <rth@redhat.com>
6523 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6524 void * before struct sigcontext *.
6525 (x86_fallback_frame_state): Likewise.
6527 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6529 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6531 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6534 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6535 we check for SSA_NAME for.
6537 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6539 Fix PR tree-optimization/22071
6541 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6543 (get_constraint_for_component_ref): Use it.
6545 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6548 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6549 print out the last new line.
6551 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6553 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6554 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6555 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6556 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6557 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6558 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6559 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6560 (enum reg_class): New member CC0_REGS.
6561 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6562 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6563 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6564 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6565 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6566 Adjust for register now described.
6568 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6571 * config/i386/i386.md (stack_protect_test_si,
6572 stack_protect_test_di): Add earlyclobber for scratch 3.
6573 * config/rs6000/rs6000.md (stack_protect_testsi,
6574 stack_protect_testdi): Add earlyclobber for scratch 3,
6575 remove earlyclobber from scratch 4.
6577 Older entries for 2005 can be found in ChangeLog-2005.