| blob | ebedfcacf59dcb806d1435ec52ce8127a6aa7c1e |
1 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3 Revert this patch:
5 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
7 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
8 to order operands.
9 (swap_commutative_operands_with_target): New.
11 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
13 PR c/21419
14 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
15 read-only.
17 2005-09-29 Steven Bosscher <stevenb@suse.de>
19 PR tree-optimization/23911
20 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
21 and IMAGPART_EXPR too.
23 2005-09-28 Mark Mitchell <mark@codesourcery.com>
25 PR 17886
26 * expmed.c (expand_shift): Move logic to reverse rotation
27 direction when rotating by constants ...
28 * optabs.c (expand_binop): ... here.
29 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
30 (ix86_rotrdi3): New pattern.
31 (rotldi3): Handle 32-bit mode.
32 (ix86_rotldi3): New pattern.
34 2005-09-29 Alan Modra <amodra@bigpond.net.au>
36 PR target/24102
37 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
38 check for numbers that need no bit twiddle.
40 2005-09-28 Geoffrey Keating <geoffk@apple.com>
42 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
43 multilib to be built.
45 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
46 (stage1-start): Delete old libgcc and libunwind before moving
47 anything into the stage directory.
48 (stage2-start): Likewise.
49 (stage3-start): Likewise.
50 (stage4-start): Likewise.
51 (stageprofile-start): Likewise.
52 (stagefeedback-start): Likewise.
53 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
54 header in tm_file and CPU-specific t-darwin in tmake_file.
55 (i[34567]86-*-darwin*): Don't change tm_file.
56 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
57 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
58 shared library stub for target OS version.
59 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
60 (SHLIB_LINK): Don't make SHLIB_SOLINK.
61 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
62 (libgcc_s.%.dylib): New.
63 (LIBGCC): Define.
64 (install-darwin-libgcc-stubs): New.
65 (INSTALL_LIBGCC): New append.
66 * config/i386/darwin-libgcc.10.4.ver: New.
67 * config/i386/darwin-libgcc.10.5.ver: New.
68 * config/i386/t-darwin: New.
69 * config/rs6000/darwin-libgcc.10.4.ver: New.
70 * config/rs6000/darwin-libgcc.10.5.ver: New.
71 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
72 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
74 2005-09-28 Paul Brook <paul@codesourcery.com>
76 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
77 denormals.
79 2005-09-28 Richard Guenther <rguenther@suse.de>
81 PR tree-optimization/23853
82 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
83 host_integerp to verify misalignment value.
85 2005-09-28 Richard Henderson <rth@redhat.com>
87 * builtins.c (get_builtin_sync_mode): New.
88 (expand_builtin_sync_operation): Pass in mode argument.
89 (expand_builtin_compare_and_swap): Likewise.
90 (expand_builtin_lock_test_and_set): Likewise.
91 (expand_builtin_lock_release): Likewise.
92 (expand_builtin): Update to match.
94 2005-09-28 Nick Clifton <nickc@redhat.com>
96 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
97 formatting. Add check to PLUS case to ensure that the offset is
98 within an acceptable range.
100 * config/v850/v850.md (casesi): Disable the generation of the
101 switch pattern as it is not being handled properly at the moment.
103 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
104 for when the high words are identical.
106 2005-09-27 Richard Henderson <rth@redhat.com>
108 * pretty-print.c (pp_base_format): Fix typo for %>.
110 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
111 Devang Patel <dpatel@apple.com>
113 PR tree-optimization/23625
114 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
115 LABEL_EXPR, assertion check.
117 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
119 * optabs.c (no_conflict_move_test): Check if a result of a
120 to-be-moved insn would be clobbered by an originally
121 preceding insn.
123 2005-09-27 Jeff Law <law@redhat.com>
125 * passes.c (init_optimization_passes): Replace copy propagation
126 passes immediately after DOM with phi-only copy propagation
127 pases. Add phi-only copy propagation pass after first DOM pass.
128 * tree-pass.h (pass_phi_only_copy_prop): Declare.
129 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
130 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
131 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
132 to init_copy_prop. Callers updated.
133 (do_phi_only_copy_prop): New function.
134 (pass_phi_only_copy_prop): New pass descriptor.
136 2005-09-27 Nick Clifton <nickc@redhat.com>
138 * libgcc2.c (__popcount_tab): Remove redundant prototype.
140 2005-09-26 Jason Merrill <jason@redhat.com>
142 PR c++/13764
143 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
145 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
147 2005-09-26 James E Wilson <wilson@specifix.com>
149 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
150 copyright. Add gcc copyright plus libgcc exception.
151 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
152 copyright.
153 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
155 2005-09-26 Jeff Law <law@redhat.com>
157 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
158 about when to iterate.
160 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
162 PR target/23847
163 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
164 for __complex__ double in -mcpu=G5 mode.
166 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
168 PR tree-optimization/23942
169 * Makefile.in (SCEV_H): Depends on PARAMS_H.
170 * tree-scalar-evolution.c: Include params.h.
171 (t_bool): New enum.
172 (follow_ssa_edge, follow_ssa_edge_in_rhs,
173 follow_ssa_edge_in_condition_phi_branch,
174 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
175 Change return type to t_bool. Use a parameter to limit the size of
176 trees that are walked before stopping
177 (analyze_evolution_in_loop): Initialize the limit to 0.
178 (follow_ssa_edge): Give up by returning t_dont_know if the limit
179 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
181 2005-09-26 Uros Bizjak <uros@kss-loka.si>
183 PR middle-end/23831
184 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
185 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
187 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
189 * combine.c (make_extraction): Check for valid use of subreg.
191 2005-09-26 Uros Bizjak <uros@kss-loka.si>
193 PR target/24055
194 * config/i386/i386.md ("*fistdi2_1"): New pattern.
195 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
196 ("fist<mode>2_with_temp"): Use only register operands.
198 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
200 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
201 CALL_INSN_FUNCTION_USAGE.
203 2005-09-26 Richard Guenther <rguenther@suse.de>
205 PR middle-end/15855
206 * gcse.c: Include hashtab.h, define ldst entry hashtable.
207 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
208 (ldst_entry): Use the hashtable instead of list-walking.
209 (find_rtx_in_ldst): Likewise.
210 (free_ldst_entry): Free the hashtable.
211 (compute_ld_motion_mems): Create the hashtable.
212 (trim_ld_motion_mems): Remove entry from hashtable if
213 removing it from list.
214 (compute_store_table): Likewise^2.
215 (store_motion): Free hashtable in case we did not see
216 any stores.
218 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
220 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
221 and arg1 if we are passing them to fold_build2.
223 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
225 PR 23828
226 * config/i386/i386.c (ix86_function_regparm): Fix the test for
227 a nested function.
229 2005-09-25 Richard Henderson <rth@redhat.com>
231 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
232 SYMBOL_REF_TLS_MODEL to be correct.
234 2005-09-24 Richard Henderson <rth@redhat.com>
236 * ipa-type-escape.c (discover_unique_type): Remove dead code at
237 end of function. Reindent.
239 2005-09-24 Ian Lance Taylor <ian@airs.com>
241 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
242 NEGATE_EXPR/BIT_NOT_EXPR case.
244 2005-09-24 Richard Henderson <rth@redhat.com>
246 * c-common.c (handle_mode_attribute): When not modifying in place,
247 create subtypes for enumerations.
248 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
249 * gimplify.c (create_tmp_from_val): Likewise.
251 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
253 * config/i386/i386.md (*tls_global_dynamic_64,
254 *tls_local_dynamic_base_64): Add missing mode to call.
255 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
257 2005-09-24 Jan Hubicka <jh@suse.cz>
259 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
260 (cgraph_clone_node): Likewise.
261 * cgraph.h (cgraph_clone_edge): Update prototype.
262 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
263 duplicated prototypes; add updating argument.
264 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
265 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
266 updating profile.
267 (cgraph_mark_inline_edge): Likewise.
268 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
269 (cgraph_flatten_node): Likewise.
270 (cgraph_decide_recursive_inlining): Likewise.
271 (cgraph_decide_inlining_of_small_function): Likewise.
272 * tree-optimize.c (tree_rest_of_compilation): Likewise.
274 2005-09-23 David Edelsohn <edelsohn@gnu.org>
275 Pete Steinmetz <steinmtz@us.ibm.com>
277 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
278 (rldic.): Set type to "compare".
279 (rldicr.): Same.
280 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
281 mfjmpr for MFCTR/MFLR.
282 (movdf_hardfloat64): Same.
283 (movdf_softfloat64): Same. Correct order of store and move types.
284 (movti_string): Set type to store_ux/load_ux.
285 (load_multiple): Set type to load_ux.
286 (store_multiple): Set type to store_ux.
287 (movmemsi): Set type to store_ux.
288 (output_cbranch direct_return): Set type to jmpreg.
289 (stmw): Set type to store_ux.
290 (lmw): Set type to load_ux.
291 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
292 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
293 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
294 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
295 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
296 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
297 (rios1-fpstore): Increase latency to 3.
298 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
299 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
301 2005-09-23 David Edelsohn <edelsohn@gnu.org>
302 Andrew Pinski <pinskia@physics.uc.edu>
304 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
305 operand2 constraint to "b".
306 (sync_<fetchop_name>di_internal): Same.
307 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
308 to "b".
309 (sync_old_<fetchop_name>di_internal): Same.
310 (sync_new_<fetchop_name>si_internal): Same.
311 (sync_new_<fetchop_name>di_internal): Same.
313 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
315 PR middle-end/23991
316 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
317 case, define as macros.
319 PR rtl-optimization/23837
320 * optabs.c (no_conflict_move_test): Don't set must_stay for a
321 clobber / clobber match between dest and p->first.
323 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
324 (no_conflict_move_test): Update comments.
326 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
328 * doc/install.texi: Update URL for Jacks.
329 * doc/sourcebuild.texi: Likewise.
331 2005-09-22 David Edelsohn <edelsohn@gnu.org>
333 PR target/24007
334 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
335 registers when choosing register preferences.
336 (movdf_hardfloat64): Same.
338 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
340 * expmed.c (expand_shift): Don't use the target of the rotate as
341 target for the first expanded shift insn.
342 * testsuite/gcc.dg/20050922-1.c: Testcase added.
344 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
346 PR tree-optimization/22438
347 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
348 preserved iv rhs rewriting specially.
350 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
352 * tree-data-ref.c (analyze_array_indexes): Only estimate when
353 estimate_only is true.
354 * tree-flow.h (ref_contains_indirect_ref): New prototype.
355 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
356 tree-ssa-structalias.c
357 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
358 ref_contains_indirect_ref.
359 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
361 2005-09-21 DJ Delorie <dj@redhat.com>
363 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
364 MASK_PTR_A0D0.
365 (mn10300_return_in_memory): Support variable size types also.
366 (mn10300_pass_by_reference): Likewise.
367 (mn10300_function_value): New.
368 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
369 (FUNCTION_OUTGOING_VALUE): Likewise.
370 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
371 * doc/invoke.texi: Document it.
373 2005-09-21 Uros Bizjak <uros@kss-loka.si>
375 PR target/22585
376 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
377 force integer op1 into register for XFmode compares.
379 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
381 PR middle-end/23971
382 * expmed.c (alg_code): Add alg_impossible.
383 (alg_hash_entry): Add cost.
384 (synth_mult): Record alg_impossible in the hash table if
385 multiplication by a given integer is impossble within the
386 limit. Speed up using alg_impossible.
388 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
390 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
391 argument. Allow and set any offset if needs_anyoffset is passed
392 in.
393 (get_constraint_for): Add argument here too.
394 Pass it down.
395 (do_structure_copy): Pass NULL to get_constraint_for.
396 (handle_ptr_arith): Ditto.
397 (find_func_aliases): Ditto.
399 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
401 PR rtl-optimization/23898
402 * output.h (get_attr_min_length): Declare.
403 * final.c (get_attr_length_1): New function, broken out of:
404 (get_attr_length).
405 (get_attr_min_length): New function.
406 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
407 (duplicate_computed_gotos): Likewise.
408 * genattr.c (insn_min_length): Generate declaration.
409 * genattrtab.c (min_fn, min_attr_value): New functions.
410 (make_length_attrs): Generate insn_min_length.
412 2005-09-20 Steve Ellcey <sje@cup.hp.com>
414 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
416 2005-09-20 Richard Henderson <rth@redhat.com>
418 PR tree-optimization/24059
419 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
420 EXPAND_STACK_PARM.
422 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
424 * c.opt (fextended-identifiers): New.
425 * c-opts.c (c_common_handle_option): Handle
426 -fextended-identifiers.
427 * doc/cpp.texi: Update documentation of extended identifiers.
428 * doc/cppopts.texi (-fextended-identifiers): Document.
430 2005-09-20 Jakub Jelinek <jakub@redhat.com>
432 PR tree-optimization/23929
433 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
434 if expr is NULL.
436 PR tree-optimization/23818
437 * tree-stdarg.c (execute_optimize_stdarg): Call
438 calculate_dominance_info.
440 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
442 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
443 (analyze_siv_subscript_cst_affine): Add weak SIV test.
444 (compute_overlap_steps_for_affine_1_2): Use
445 get_number_of_iters_for_loop.
446 (analyze_subscript_affine_affine): Check whether difference is
447 zero first.
448 Use get_number_of_iters_for_loop.
449 Check whether overlap occurs outside of bounds.
450 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
452 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
454 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
455 base register if possible.
457 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
459 PR tree-optimization/18463
460 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
461 converting it directly is not possible.
462 (chrec_convert_aggressive): New function.
463 * tree-chrec.h (chrec_convert_aggressive): Declare.
464 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
465 Fold chrec conversions aggressively if asked to.
466 (instantiate_parameters): Modified because of changes in
467 instantiate_parameters_1.
469 2005-09-19 Richard Henderson <rth@redhat.com>
471 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
472 (reduc_splus_v2df): New.
474 2005-09-19 Richard Sandiford <richard@codesourcery.com>
476 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
477 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
479 2005-09-19 Richard Henderson <rth@redhat.com>
481 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
482 vcondu<SSEMODE12>.
484 2005-09-19 Richard Henderson <rth@redhat.com>
486 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
487 (ia64_expand_dot_prod_v8qi): New.
488 * config/ia64/ia64-protos.h: Update.
489 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
490 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
491 sdot_prodv8qi, sdot_prodv4hi): New.
492 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
494 2005-09-19 Richard Henderson <rth@redhat.com>
496 PR 23941
497 * real.c (exact_real_truncate): Return false if the format cannot
498 represent the number as a normal.
500 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
501 for a memory source.
503 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
505 * tree-ssa-operands.c (swap_tree_operands): Export.
506 * tree.h (swap_tree_operands): Declare.
507 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
508 Call swap_tree_operands.
510 2005-09-19 Richard Henderson <rth@redhat.com>
512 * tree-flow.h (merge_alias_info): Declare.
513 * tree-ssa-copy.c (merge_alias_info): Export.
514 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
515 (vect_create_data_ref_ptr): Use create_iv directly.
516 (vectorizable_load): Use correct types for integer constants.
517 (vect_generate_tmps_on_preheader): Likewise.
518 (vect_gen_niters_for_prolog_loop): Likewise.
520 2005-09-19 Steven Bosscher <stevenb@suse.de>
522 PR rtl-optimization/23943
523 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
525 2005-09-18 Jan Hubicka <jh@suse.cz>
527 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
529 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
531 * varasm.c (output_constant): Do not abort on conversions to union
532 types between different sizes.
534 2005-09-18 Richard Guenther <rguenther@suse.de>
536 PR middle-end/23944
537 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
538 fallback.
540 2005-09-18 Paul Brook <paul@codesourcery.com>
542 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
544 2005-09-17 Richard Henderson <rth@redhat.com>
546 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
547 * tree-ssa-loop.c (pass_vect_dce): Remove.
548 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
549 of pass_vectorize.
551 2005-09-17 Richard Henderson <rth@redhat.com>
553 * tree-pass.h (pass_vect_dce): Declare.
554 * passes.c (init_optimization_passes): Add it.
555 * tree-flow.h (tree_ssa_dce): Declare.
556 * tree-ssa-dce.c (tree_ssa_dce): Export.
557 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
558 (gate_tree_vectorize): ... here.
559 (pass_vect_dce): New.
561 2005-09-17 Jan Hubicka <jh@suse.cz>
563 * except.c (struct eh_status): Turn region_array into vec.
564 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
565 convert_from_eh_region_ranges, find_exception_handler_labels,
566 current_function_has_exception_handlers, assign_filter_values,
567 build_post_landing_pads, dw2_build_landing_pads,
568 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
569 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
570 foreach_reachable_handler, can_throw_internal_1,
571 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
572 region_array.
573 (duplicate_eh_region_1): Update region_array.
574 (duplicate_eh_regions): Resize region_array and avoid recomputing.
576 2005-09-17 David Edelsohn <edelsohn@gnu.org>
578 PR middle-end/22067
579 * expmed.c (expand_mult): Substitute simple register for op0 when
580 computing max_cost.
582 2005-09-17 Richard Henderson <rth@redhat.com>
584 * expr.c (emit_move_via_integer): Add force argument, pass it on
585 to emit_move_change_mode. Update callers.
586 (emit_move_complex): Pass true to new force argument.
587 * function.c (expand_function_end): Move expand_eh_return call
588 earlier. Merge sub-word complex values into a pseudo before
589 copying to the return hard register.
591 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
593 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
594 between different sizes.
596 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
598 PR 23903
600 * passes.c (init_optimization_passes): Register dump files for
601 IPA passes first.
603 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
605 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
606 * config/s390/s390.c (s390_overlap_p): New function.
607 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
608 peephole2, "*xc" peephole2): Added overlap check to the peephole2
609 condition.
611 2005-09-16 Richard Guenther <rguenther@suse.de>
613 * ipa-pure-const.c (static_execute): Free auxiliar information.
614 * ipa-type-escape.c (discover_unique_type): Free temporary key.
615 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
617 2005-09-15 DJ Delorie <dj@redhat.com>
619 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
621 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
623 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
624 to order operands.
625 (swap_commutative_operands_with_target): New.
627 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
629 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
630 parameter.
631 Update callers.
632 (estimate_iters_using_array): New function.
633 * tree-data-ref.h (estimate_iters_using_array): Prototype
634 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
635 Use estimate_iters_using_array instead of analyze_array.
637 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
639 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
640 as addressable.
642 2005-09-15 Michael Matz <matz@suse.de>
644 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
646 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
648 PR tree-optimization/23835
649 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
650 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
652 2005-09-14 Richard Henderson <rth@redhat.com>
654 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
655 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
657 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
659 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
660 in the ARRAY_TYPE case.
662 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
664 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
666 2005-09-14 Uros Bizjak <uros@kss-loka.si>
668 PR middle-end/22480
669 * tree-vect-transform.c (vectorizable_operation): Return false for
670 scalar shift operations and for vector shift operations with
671 non-invariant shift arguments. Use scalar tree operand op1 as
672 a shift operand when vector shift insn pattern uses scalar shift
673 operand.
674 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
676 2005-09-14 Olivier Hainque <hainque@adacore.com>
678 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
679 value if it has side-effects.
681 2005-09-14 David Edelsohn <edelsohn@gnu.org>
683 PR target/22068
684 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
686 2005-09-14 Alan Modra <amodra@bigpond.net.au>
688 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
689 passed as NAME as if it were label at start of function code.
691 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
693 * config/sh/sh.md (*movv4sf_i): Add general register cases to
694 the constraints.
696 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
698 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
699 as early clobber. Rewrite so the PIC register is not implicitly used.
701 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
703 * tree.c (annotate_with_file_line): Compare line numbers before
704 file names.
706 2005-09-13 Uros Bizjak <uros@kss-loka.si>
708 PR target/23816
709 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
710 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
712 2005-09-13 Ian Lance Taylor <ian@airs.com>
714 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
715 than a HOST_WIDEST_INT to gen_doloop_begin.
717 2005-09-13 Diego Novillo <dnovillo@redhat.com>
719 * tree-dfa.c (dump_variable): Guard against NULL annotations.
721 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
723 PR tree-optimize/23817
724 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
726 2005-09-13 Alan Modra <amodra@bigpond.net.au>
728 PR target/23774
729 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
730 word before changing the stack pointer. Use gen_frame_mem for MEMs.
731 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
732 (restore_stack_nonlocal): Likewise.
733 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
735 2005-09-12 Ian Lance Taylor <ian@airs.com>
737 PR g++/7874
738 * c.opt (ffriend-injection): New C++ option.
739 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
740 (C++ Dialect Options): Document -ffriend-injection.
742 2005-09-12 Josh Conner <jconner@apple.com>
744 PR middle-end/23237
745 * ipa-reference.c (static_execute): Don't mark variables in
746 named sections TREE_READONLY.
748 2005-09-12 Alan Modra <amodra@bigpond.net.au>
750 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
751 stack_tie.
753 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
755 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
756 V_MUST_DEF instead of just the first_use_p.
757 Don't mark the virtual variables for renaming on the statement which
758 is being removed.
759 (pass_dse): Remove TODO_update_ssa.
761 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
763 PR middle-end/23290
764 * stor-layout.c (compute_record_mode): For records with a single
765 field, actually check the field's mode size against the type size.
767 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
768 registers for TARGET_SHMEDIA.
769 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
770 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
771 of GENERAL_REGS and FP_REGS.
773 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
775 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
777 2005-09-12 Alan Modra <amodra@bigpond.net.au>
779 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
780 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
781 are omitted. Exclude stack_tie insn too.
783 2005-09-11 David Edelsohn <edelsohn@gnu.org>
785 PR rtl-optimization/23098
786 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
787 0.0f is easy.
788 * config/rs6000/rs6000.md (movdf splitter): Use
789 const_double_operand predicate for TARGET_POWERPC64.
790 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
791 SYMBOL_REF method to ABI_V4.
793 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
794 replace_equiv_address.
795 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
796 rs6000_sr_alias_set and MEM_NOTRAP.
797 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
799 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
801 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
802 handle CALL_EXPR again.
804 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
806 * arm/predicates.md (alignable_memory_operand): Delete.
808 2005-09-10 Richard Henderson <rth@redhat.com>
810 PR debug/23806
811 * dbxout.c (dbxout_expand_expr): New.
812 (dbxout_symbol): Use it.
814 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
816 * arm.c (arm_gen_rotated_half_load): Delete.
817 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
818 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
819 (thumb_set_return_address): Likewise.
820 (thumb_load_double_from_address): Use adjust_address.
821 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
822 (extendhsisi2_mem, movhi_bytes): Use change_address.
823 (movhi): Use widen_memory_access.
824 (reload_out_df): Use replace_equiv_address.
825 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
827 2005-09-09 Richard Henderson <rth@redhat.com>
829 PR debug/20998
830 * dbxout.c: Include expr.h.
831 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
832 (dbxout_symbol): Handle DECL_VALUE_EXPR.
833 * Makefile.in (dbxout.o): Add EXPR_H.
835 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
837 PR tree-optimization/23509
838 * tree-cfg.c (replace_uses_by): Use replace_exp.
839 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
840 pointers have name_mem_tag or type_mem_tag set.
842 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
844 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
845 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
846 of wrongly accessing operands.
848 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
850 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
851 * tree-chrec.c: Include tree-scalar-evolution.h.
852 (chrec_convert): Instantiate the base and step before calling
853 scev_probably_wraps_p that would fail on parametric evolutions.
854 Collect all the fails into a single section failed_to_convert,
855 print a diagnostic, and return chrec_dont_know instead of calling
856 fold_convert.
857 * tree-scalar-evolution.c (loop_closed_phi_def): New.
858 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
859 phi nodes.
860 (scev_const_prop): Don't replace the definition of a loop closed ssa
861 phi node by itself, or by another loop closed ssa phi node.
862 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
863 that base and step are defined.
865 2005-09-09 Richard Guenther <rguenther@suse.de>
867 PR c++/23624
868 * fold-const.c (fold_ternary): Check truth_value_p before
869 calling invert_truthvalue.
871 2005-09-09 Nick Clifton <nickc@redhat.com>
873 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
874 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
875 dimension of these arrays.
876 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
877 these arrays.
878 * longlong.h: Only provide a prototype for the __clz_tab[] array
879 if this header has not been included from libgcc2.h.
880 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
881 defining own types.
882 Provide prototypes for exported functions.
883 Use the __clz_tab[] and __popcount_tab[] arrays provided by
884 libgcc2.c.
886 2005-09-08 Josh Conner <jconner@apple.com>
888 PR c++/21135
889 PR c++/23180
890 * expr.c (expand_expr_addr_expr_1): Don't invoke
891 expand_simple_binop for EXPAND_INITIALIZER.
893 2005-09-08 Richard Henderson <rth@redhat.com>
895 PR debug/23190
896 * toplev.c (wrapup_global_declaration_1): Split out ...
897 (wrapup_global_declaration_2): ... from ...
898 (wrapup_global_declarations): ... here. Return bool.
899 (check_global_declaration_1): Split out ...
900 (check_global_declarations): from here.
901 (emit_debug_global_declarations): New.
902 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
903 check_global_declaration_1, emit_debug_global_declarations): Declare.
904 * c-decl.c (c_write_global_declarations_1): Don't create a vector
905 of decls. Call wrapup_global_declaration_1,
906 wrapup_global_declaration_2, check_global_declaration_1 directly.
907 (c_write_global_declarations_2): New.
908 (ext_block): New.
909 (c_write_global_declarations): Call c_write_global_declarations_2.
910 * langhooks.c (write_global_declarations): Call
911 emit_debug_global_declarations.
913 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
914 remove decls that have DECL_RTL_SET_P.
915 * passes.c (rest_of_decl_compilation): Invoke
916 cgraph_varpool_finalize_decl for all but functions.
918 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
920 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
921 the result of a conversion if the new min and max cannot be compared.
923 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
925 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
926 (override_options): Setting s390_sr_alias_set removed.
927 (save_fpr, save_gprs): Set alias set to vararg or frame.
928 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
929 s390_sr_alias_set with get_frame_alias_set ().
930 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
931 get_varargs_alias_set ().
933 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
935 PR objc/20574
936 PR objc/19324
937 * c-parser.c (c_parser_objc_method_definition): If the next
938 token is not "{", error out and don't start the function.
940 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
942 * tree-vrp.c (extract_range_from_expr): Move the check for non
943 nullness after the check for gimple invariant.
945 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
947 * tree.c (host_integerp, tree_low_cst): Correct function comment.
949 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
951 PR target/23747
952 * config/m32r.md (movmemsi_internal): Canonicalize order of
953 operands in PLUS component of template.
955 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
957 * reload1.c (fixup_eh_region_note): Remove assertion.
958 (fixup_abnormal_edges): Reverted removal of call to
959 find_many_sub_basic_blocks made on 2005-08-31.
961 2005-09-07 Richard Henderson <rth@redhat.com>
963 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
964 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
965 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
966 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
967 rearrange for better packing.
968 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
969 (lookup_cfa_1): Remove inline marker.
970 (cfa_equal_p): Split out of ...
971 (def_cfa_1): ... here. Use INVALID_REGNUM.
972 (build_cfa_loc): Handle !cfa->indirect.
973 (frame_pointer_cfa_offset): New.
974 (dbx_reg_number): Assert register elimination performed; do
975 leaf register remapping.
976 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
977 (eliminate_reg_to_offset): New.
978 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
979 for verifiably local stack frame addresses; re-base to CFA.
980 (mem_loc_descriptor): Remove can_use_fbreg argument.
981 (concat_loc_descriptor, loc_descriptor): Likewise.
982 (containing_function_has_frame_base): Remove.
983 (rtl_for_decl_location): Don't do register elimination or
984 leaf register remapping here.
985 (secname_for_decl): Split out from ..
986 (add_location_or_const_value_attribute): ... here.
987 (convert_cfa_to_loc_list): New.
988 (compute_frame_pointer_to_cfa_displacement): New.
989 (gen_subprogram_die): Use them.
990 * tree.h (frame_base_decl): Remove.
991 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
992 (prologue_stack_adjust): Remove.
993 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
994 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
995 (set_frame_base_location): Remove.
996 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
997 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
998 (vt_add_function_parameters): Don't eliminate_regs.
999 (vt_initialize): Don't create frame_base_decl.
1001 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1003 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1004 version of GNU binutils for 4.x and later.
1006 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1008 * ggc-page.c (ggc_push_context): Remove.
1009 (ggc_pop_context): Likewise.
1010 * ggc.h (ggc_push_context): Remove.
1011 (ggc_pop_context): Likewise.
1013 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1015 PR target/8973
1016 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1017 returning from an interrupt handler.
1019 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1021 PR target/8972
1022 * config/arc/arc.c (output_shift): Add check for loop count when
1023 optimizing.
1025 2005-09-06 Steven Bosscher <stevenb@suse.de>
1027 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1028 form manually.
1029 (abs_replacement): Likewise.
1030 (pass_phiopt): Remove TODO_update_ssa.
1032 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1034 PR c/23075
1035 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1036 if "return with no value, in function returning non-void" warning
1037 has been issued.
1038 * tree-cfg.c (execute_warn_function_return): Don't look at
1039 RETURN_EXPRs with TREE_NO_WARNING set.
1041 PR target/22362
1042 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1043 for internal functions doesn't use registers used by global registers
1044 variables. Use fewer register parameters if there are global register
1045 variables.
1047 2005-09-06 Olivier Hainque <hainque@adacore.com>
1048 Eric Botcazou <ebotcazou@adacore.com>
1050 PR middle-end/14997
1051 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1052 when we would be extracting outside its bit span (bitpos+bitsize
1053 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1054 Ada unchecked conversions.
1056 2005-09-06 Steven Bosscher <stevenb@suse.de>
1058 * tree-ssa-pre.c (try_look_through_load): New function.
1059 (compute_avail): Use it to try to look through loads for some
1060 more useful expressions.
1062 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1064 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1065 condition for detecting cases like (a&a) and (a^a).
1067 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1069 * common.opt: Add option ftree-vect-loop-version.
1070 * params.def: Add --param vect-max-version-checks.
1071 * doc/invoke.texi: Document ftree-vect-loop-version and
1072 --param vect-max-version-checks.
1073 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1074 may_misalign_stmts and defines for accessors.
1075 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1076 LOOP_VINFO_MAY_MISALIGN_STMTS.
1077 (destroy_loop_vec_info): VEC_free for
1078 LOOP_VINFO_MAY_MISALIGN_STMTS.
1079 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1080 Update documentation.
1081 (vect_update_misalignment_for_peel): New.
1082 (vect_enhance_data_refs_alignment): Update to choose loop
1083 peeling or loop versioning if appropriate for the (potentially)
1084 unaligned data references in the loop.
1085 (vect_analyze_data_refs_alignment): Remove call to
1086 vect_enhance_data_refs_alignment so the checks can be done
1087 earlier.
1088 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1089 and move up call to vect_analyze_data_refs_alignment.
1090 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1091 (vect_transform_loop): Add call to loop_version.
1093 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1095 PR rtl-optimization/23098
1096 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1097 * simplify-rtx.c (constant_pool_reference_p): New function.
1098 * rtl.h (constant_pool_reference_p): New prototype.
1099 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1100 constant_pool_reference_p in condition and
1101 avoid_constant_pool_reference in preparation statements.
1103 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1105 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1106 STRICT_LOW_PART SETs.
1108 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1110 PR middle-end/21460
1111 * except.c (sjlj_emit_function_enter): Find the function begin
1112 note even when it's not in first basic block.
1114 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1116 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1117 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1118 * aclocal.m4: Regenerate.
1120 2005-09-05 DJ Delorie <dj@redhat.com>
1122 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1123 of macro.
1125 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1127 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1128 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1129 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1130 Follow spelling conventions.
1131 * doc/invoke.texi: Follow spelling conventions.
1133 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1135 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1136 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1137 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1139 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1141 PR target/23683
1142 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1143 (output_stack_adjust): Use gen_tmp_stack_mem.
1144 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1145 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1146 (sh_get_pr_initial_val): Likewise.
1147 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1148 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1149 * sh.md (divsi_inv_m0): Use gen_const_mem.
1150 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1151 (movdf_i4+1): Use gen_tmp_stack_mem.
1152 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1153 (fpu_switch+2): Likewise.
1154 (movv4sf_i, movv16sf_i): Use adjust_address.
1155 (symGOT_load): Set MEM_NOTRAP_P bit.
1157 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1159 PR target/23721
1160 * pa.c (emit_move_sequence): Fix typo in last change.
1162 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1164 PR rtl-optimization/23454
1165 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1166 is true.
1168 2005-09-03 Richard Henderson <rth@redhat.com>
1169 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1171 PR middle-end/23671
1172 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1173 gen_rtx_MEM.
1175 2005-09-02 Nicolas Pitre <nico@cam.org>
1177 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1178 to bit_count to 32 bits.
1180 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1182 PR c++/23167
1183 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1184 generating synthetic loads from volatile lvalues.
1186 005-09-02 Nick Clifton <nickc@redhat.com>
1188 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1189 __ctzhi2, __clzhi2): New functions.
1191 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1193 PR middle-end/23547
1194 * tree-nested.c (struct var_map_elt): Mark with GTY.
1195 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1196 var_map_elt.
1197 (lookup_field_for_decl): Allocate new element in GC memory.
1198 (lookup_tramp_for_decl): Likewise.
1199 (convert_nl_goto_reference): Likewise
1200 (create_nesting_tree): Allocate info in GC memory. Likewise for
1201 info->var_map.
1202 (free_nesting_tree): Free with ggc_free instead of free.
1203 (root): New static variable.
1204 (lower_nested_functions): Remove root as local variable. And zero out
1205 root at the end of the function.
1207 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1209 PR rtl-optimization/20365
1210 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1211 to short. New member ix.
1212 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1213 (simplify_plus_minus): Initialize ix members before calling qsort.
1215 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1217 PR tree-optimization/23626
1218 * tree-cfg.c (replace_uses_by): Clean up eh info.
1220 2005-09-01 DJ Delorie <dj@redhat.com>
1222 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1223 fprintf.
1225 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1227 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1228 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1229 gen_rtx_MEM.
1231 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1233 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1234 do not issue warning for a variable definition following
1235 a declaration.
1237 2005-09-01 Richard Henderson <rth@redhat.com>
1239 PR 23668
1240 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1241 conversion to CONST_VECTOR.
1243 2005-09-01 Richard Henderson <rth@redhat.com>
1245 PR 23676
1246 * reload1.c (reload_as_needed): Check !CALL_P before calling
1247 fixup_eh_region_note.
1248 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1250 2005-09-01 DJ Delorie <dj@redhat.com>
1252 * varasm.c (output_constant): Let the target resolve
1253 conversions of addresses to non-default pointer sizes.
1255 2005-09-01 Nicolas Pitre <nico@cam.org>
1257 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1258 to alow matching ARM pre-indexed addressing mode.
1259 (arm_override_options): Remove now irrelevant comment.
1261 2005-09-01 Phil Edwards <phil@codesourcery.com>
1263 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1264 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1265 * config/i386/vxworks.h: Likewise.
1266 * config/i386/t-vxworksae: New file, for VxWorks AE.
1267 * config/i386/vxworksae.h: Likewise.
1269 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1271 PR tree-optimization/23410
1272 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1273 sequence is not wrapping during the first step.
1275 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1277 PR debug/7241
1278 * dwarf2out.c (base_type_die): Compare char_type_node with
1279 TYPE_MAIN_VARIANT (type), not type.
1281 2005-09-01 Richard Guenther <rguenther@suse.de>
1283 PR tree-optimization/15366
1284 * common.opt: Add -finline-functions-called-once.
1285 Put -fearly-inlining in alphabetically ordered place.
1286 * doc/invoke.texi: Document new option.
1287 * ipa-inline.c (cgraph_decide_inlining): Honour
1288 flag_inline_functions_called_once.
1290 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1292 PR rtl-optimization/23478
1293 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1294 (alloc_qty): Initialize it.
1295 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1296 (combine_regs): Combine also n_throwing_calls_crossed fields.
1297 (find_free_reg): Don't attempt to caller-save pseudos crossing
1298 calls that might throw.
1299 * global.c (struct allocno): Add throwing_calls_crossed field.
1300 (global_alloc): Revert 2005-08-22 change. Initialize
1301 throwing_calls_crossed.
1302 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1303 might throw.
1305 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1307 PR target/23649
1308 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1309 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1310 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1311 (and64_2_operand): Tweak to use predicate.
1312 (and_operand): Adjust for mask_operand changes.
1313 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1314 (print_operand): Likewise.
1315 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1316 (mask64_1or2_operand): Delete.
1317 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1318 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1319 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1320 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1321 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1322 (rotldi3_internal4): Likewise.
1323 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1324 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1325 (ashldi3_internal7): Likewise.
1326 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1327 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1328 (anddi3 split): Don't match mask64_operand.
1329 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1330 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1331 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1332 't' splitter predicate.
1333 (movdi_internal64 + 2): Revert 2005-06-11 change.
1335 2005-08-31 DJ Delorie <dj@redhat.com>
1337 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1338 (m32c_asm_integer): Add support for 32 bit pointers.
1340 2005-08-31 Richard Henderson <rth@redhat.com>
1342 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1343 component-like references for setting MEM_NOTRAP_P.
1345 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1346 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1348 2005-08-31 Richard Henderson <rth@redhat.com>
1350 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1351 into a pseudo before applying gen_lowpart.
1353 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1355 * doc/install.texi (Specific): Update cctools version required
1356 for full functionality.
1357 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1358 linkers as -macosx_version_min.
1360 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1362 PR target/21255
1363 * sh.c (print_operand, %R and %S): Add handling of floating point
1364 registers, memory, constants and invalid operands.
1366 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1368 * ipa-pure-const.c: Change dump name.
1370 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1372 PR target/23570
1373 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1374 to "reg_or_0_operand".
1375 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1377 2005-08-31 Dale Johannesen <dalej@apple.com>
1379 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1380 loops that count down.
1382 2005-08-31 Richard Henderson <rth@redhat.com>
1384 PR rtl-opt/23601
1385 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1386 (fixup_eh_region_note): New.
1387 (reload_as_needed): Call it.
1388 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1389 don't call find_many_sub_basic_blocks; call verify_flow_info.
1390 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1391 (keep_stack_depressed): Likewise.
1392 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1394 2005-08-31 Richard Henderson <rth@redhat.com>
1396 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1397 fp return matching.
1399 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1401 * expr.c (expand_expr_real_1): Compare size of address
1402 mode to target's address mode size in deciding expansion of
1403 the constant address.
1405 2005-08-31 Richard Guenther <rguenther@suse.de>
1407 PR middle-end/23477
1408 * expr.c (all_zeros_p): New function.
1409 (expand_expr_real_1): Handle the case of an all-zero
1410 non-addressable constructor separately.
1412 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1414 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1415 arguments, adjust all callers.
1416 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1418 2005-08-30 Richard Henderson <rth@redhat.com>
1420 PR target/23630
1421 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1422 whenever the mode sizes match.
1424 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1426 * calls.c (load_register_parameters): Fix comment typo.
1427 * expr.c (emit_push_insn): Comment formatting.
1429 2005-08-30 Ian Lance Taylor <ian@airs.com>
1431 * config/i386/x-cygwin (host-cygwin): Change dependency from
1432 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1434 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1436 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1437 parts of 'vals'.
1439 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1441 PR middle-end/23408
1442 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1443 call to ggc_collect.
1445 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1447 PR bootstrap/21268
1448 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1449 beginning. Remove $(INCLUDES) from all the rules, if following
1450 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1452 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1454 PR middle-end/23484
1455 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1456 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1457 not constant, but maxlen is, don't set len to maxlen, rather
1458 set maxlen to len if len is a constant.
1460 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1462 PR tree-optimization/23475
1463 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1464 and counts.
1466 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1468 Fix PR middle-end/22455
1470 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1471 Checksum only the parts of the tree that exist for the tree code.
1473 2005-08-28 Dale Johannesen <dalej@apple.com>
1475 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1477 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1479 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1481 2005-08-28 Richard Henderson <rth@redhat.com>
1483 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1484 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1485 of char_type_node.
1487 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1489 PR ada/23593
1490 * builtins.c (get_memory_rtx): Don't strip nops
1491 in between COMPONENT_REFs.
1493 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1495 PR middle-end/23463
1496 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1497 types.
1498 (gimplify_modify_expr): Check for zero sized types and gimplify the
1499 rhs and lhs as statements.
1501 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1503 PR libgcj/23508
1504 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1505 state for return address column of signal frames.
1507 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1509 PR target/23539
1510 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1511 bytes >= 2 not bytes == 2.
1512 (expand_block_move): Same.
1514 2005-08-27 Richard Guenther <rguenther@suse.de>
1516 PR target/23575
1517 * config/i386/sse.md (sse2_movsd): Add missing closing
1518 braces.
1520 2005-08-27 Paul Brook <paul@codesourcery.com>
1522 * genrecog.c (enum decision_type): Add DT_num_insns.
1523 (struct decision_test): Add u.num_insns.
1524 (add_to_sequence): Add DT_num_insns test.
1525 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1526 (write_cond, debug_decision_2): Ditto.
1527 (change_state): Assume peep2_next_insn never fails.
1528 Remove "afterward" argument.
1529 (write afterward, write_tree): Update to match.
1530 * recog.c (peep2_current_count): New variable.
1531 (peep2_next_insn): Check it.
1532 (peephole2_optimize): Set peep2_current_count.
1533 * recog.h (peep2_current_count): Declare.
1535 2005-08-26 Josh Conner <jconner@apple.com>
1537 PR middle-end/23584
1538 * ipa-pure-const.c (check_tree): Check for volatile-ness
1539 when considering a dereference.
1541 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1543 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1545 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1547 PR rtl-optimization/23561
1548 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1549 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1550 at most LEN bytes long memory fits into the field.
1551 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1552 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1553 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1555 2005-08-26 Richard Henderson <rth@redhat.com>
1557 PR rtl-opt/23560
1558 * loop.c (biased_biv_may_wrap_p): New.
1559 (maybe_eliminate_biv_1): Use it to suppress non-equality
1560 comparison transformations. Delete disabled code.
1562 2005-08-26 Ian Lance Taylor <ian@airs.com>
1564 * combine.c (make_extraction): Avoid reference outside object.
1566 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1568 * stor-layout.c (finalize_type_size): Restore behaviour for
1569 non-aggregate types to the status quo ante of the patch for
1570 pr 23467. Document why it matters.
1572 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1574 PR c/23506
1575 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1576 array by one element, initialize the BT_LAST element with NULL.
1578 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1580 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1581 optimizing for size.
1582 (plus_eqsi): Same.
1583 (compare_plus_eqsi): Same.
1584 (plus_eqsi_compare): Same.
1585 (neg_eq0<mode>): Same.
1586 (neg_eq<mode>): Same.
1588 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1589 PROCESSOR_POWER4.
1591 2005-08-26 Nick Clifton <nickc@redhat.com>
1593 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1594 TARGET_EP is not defined.
1595 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1596 TARGET_EP is enabled.
1597 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1598 * config/v850/v850.md (save_all_interrupt): Only use the EP
1599 register if TARGET_EP is defined.
1600 (restore_all_interrupt): Likewise.
1601 * config/v850/lib1funcs.asm: Update functions so that the EP
1602 register is only used if __EP__ is defined.
1604 2005-08-26 David Ung <davidu@mips.com>
1606 * config/mips/mips.c (mips_expand_prologue): Handle case when
1607 generating for MIPS16 and the outgoing argument area is more than
1608 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1609 add instruction.
1611 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1613 * config/crx/crx.md: Make doloop_end pattern usage controllable
1614 via mloop-nesting=<max-nesting> command line switch. Make sure
1615 the combiner cannot use doloop_end_<mode> in an illegal way.
1616 * config/crx/crx.c: Use regs up to r6 for argument passing.
1617 Refine crx_address_cost (non cst4 displacements are expensive).
1618 * config/crx/crx.opt: Add switch for mloop-nesting=.
1620 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1622 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1623 (UNSPEC_MVST): New constant.
1625 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1627 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1628 Reject operands containing eliminable registers.
1629 * testsuite/gcc.dg/20050825-1.c: New testcase.
1631 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1632 Jan Hubicka <jh@suse.cz>
1634 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1636 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1638 PR tree-optimization/23546
1639 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1640 and REAL_CST nodes.
1642 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1644 * params.def (PARAM_MIN_SPEC_PROB): New.
1645 * sched-rgn.c (MIN_PROBABILITY): Delete.
1646 (compute_trg_info): Convert to PARAM_VALUE.
1647 * doc/invoke.texi (param): Document min-spec-prob.
1649 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1651 * config/darwin.h: define __PIC__
1652 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1653 TARGET_OS_CPP_BUILTINS macro.
1655 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1657 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1658 yesterday.
1660 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1662 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1663 to duplicate_block.
1664 * cfghooks.c (duplicate_block): Added position where to place
1665 new block as argument.
1666 * cfghooks.h (duplicate_block): Declaration changed.
1667 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1668 duplicate_block.
1669 * cfglayout.h (copy_bbs): Declaration changed.
1670 * cfgloop.h (loop_version): Declaration changed.
1671 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1672 position to copy_bbs.
1673 (loop_version): Pass position to duplicate_loop_to_header_edge.
1674 Add place_after argument and position new blocks according to
1675 it.
1676 * modulo-sched.c (sms_schedule): Pass place_after argument
1677 to loop_version.
1678 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1679 * tree-cfg.c (split_edge_bb_loc): New function.
1680 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1681 to determine position of new blocks.
1682 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1683 to loop_version.
1684 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1685 argument to duplicate_block.
1686 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1687 Pass position to copy_bbs.
1689 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1691 * fold-const.c (ptr_difference_const): Use
1692 cst_and_fits_in_hwi instead of host_integerp.
1694 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1696 * config/darwin.c (gen_pic_offset): New.
1697 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1698 Use it.
1700 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1702 PR tree-optimization/23486
1703 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1705 2005-08-23 Phil Edwards <phil@codesourcery.com>
1707 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1708 remove use_collect2.
1709 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1711 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1712 configuration files to override the default value.
1714 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1715 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1716 * config/vx-common.h: New file, split out from...
1717 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1718 * config/vxworksae.h: New file, for VxWorks AE.
1719 * config/vxworks.opt: New file.
1720 * config/vxlib.c: Update for VxWorks 6.
1722 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1723 other MULTILIB_* variables appropriately.
1724 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1725 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1726 * config/rs6000/vxworks.h: Update for VxWorks 6.
1727 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1729 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1731 PR target/20799
1732 * config/darwin.c (machopic_select_section): Remove the hack to
1733 mark "::operator new" and "::operator delete" for coalescing
1734 even though they are not weak.
1736 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1738 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1739 * configure: Regenerate.
1741 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1743 PR middle-end/23517
1744 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1745 between vectors.
1746 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1747 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1748 Likewise.
1750 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1752 * config/rs6000/predicates.md (equality_operator): New.
1753 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1754 comparison with a large constant.
1756 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1758 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1760 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1762 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1763 registers is even, and we have a hardware double precision fp,
1764 align the buffer.
1765 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1766 size of current argument when checking if argument was passed in
1767 registers.
1769 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1771 PR middle-end/23467
1772 * stor-layout.c (finalize_type_size): Dont override
1773 existing alignment with a smaller alignment from the mode.
1775 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1777 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1778 * lambda.h (lambda_vector_lexico_pos): ... here.
1779 * tree-data-ref.c (build_classic_dist_vector): Return false when
1780 the distance vector is lexicographically negative.
1782 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1784 PR tree-optimization/23511
1785 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1786 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1788 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1790 PR tree-optimization/22043
1791 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1792 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1793 If ALLOW_FLEXARR, handle types ending with flexible array member.
1794 Pass false as second argument to recursive count_type_elements calls.
1795 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1796 argument to count_type_elements call.
1797 * tree-sra.c (decide_block_copy): Likewise.
1798 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1799 for a constant-sized object, set cleared as well. Pass true as
1800 second argument to count_type_elements call.
1802 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1804 PR target/21571
1805 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1806 from legitimate_small_data_p, and make global. Update use.
1807 Remove forward declaration.
1808 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1809 Declare.
1810 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1812 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1814 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1815 of scratch intermediates.
1816 (eq<mode>_compare): Same.
1817 (neg_eq0<mode>): New.
1818 (neg_eq<mode>): Convert to define_insn_and_split.
1820 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1822 PR target/23070
1823 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1824 stdarg functions, set/clear the fp marker even when no variable
1825 args are passed.
1826 * config/rs6000/sysv4.opt (mprototype): Describe.
1828 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1830 PR rtl-optimization/23478
1831 * regs.h (reg_info): Add throw_calls_crossed.
1832 (REG_N_THROWING_CALLS_CROSSED): Define.
1833 * flow.c (allocate_reg_life_data): Initialize
1834 REG_N_THROWING_CALLS_CROSSED.
1835 (propagate_one_insn, attempt_auto_inc): Update
1836 REG_N_THROWING_CALLS_CROSSED.
1837 * global.c (global_alloc): Don't allocate pseudos across
1838 calls that may throw.
1840 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1842 PR c/18715
1843 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1844 value is inbetween the range if we did not find an exact match.
1846 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1848 * doc/invoke.texi (Option Summary): Add ms1 options.
1849 * doc/extend.texi: Document interrupt handler attribute for ms1.
1850 * doc/md.texi: Document ms1 constraints.
1851 * config.gcc: Add ms1-*-elf.
1852 * config/ms1/ms1.h: New.
1853 * config/ms1/ms1.c: New.
1854 * config/ms1/ms1.md: New.
1855 * config/ms1/ms1-protos.h: New.
1856 * config/ms1/ABI.txt: New.
1857 * config/ms1/crti.asm: New.
1858 * config/ms1/crtn.asm: New.
1859 * config/ms1/lib2extra-funcs.c: New.
1860 * config/ms1/t-ms1: New.
1861 * config/ms1/ms1.opt: New.
1863 2005-08-22 Ira Rosen <irar@il.ibm.com>
1865 * config/rs6000/altivec.md (xorv4sf3): New.
1866 (negv4sf2, neg<mode>2): Likewise.
1868 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1870 PR target/23485
1871 * config/ia64/ia64.md (divsi3): Check divide by zero.
1872 (udivsi3): Likewise.
1873 (divdi3): Likewise.
1874 (udivdi3): Likewise.
1876 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1878 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1879 up to elem_bitsize bits, not max_bitsize.
1881 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1883 PR tree-optimization/23433
1884 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1885 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1887 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1889 PR tree-optimization/23434
1890 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1891 the iteration bound is not an INTEGER_CST.
1893 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1895 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1896 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1897 NULL if need_epilog_adjust is false.
1898 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1899 Case 3 always peels first itration, not just for PLUS case, and no need
1900 to use scalar_initial_def here. Create an epilog adjustment only if
1901 scalar_initial_def is not NULL.
1903 (vectorizable_reduction): Remove assert.
1905 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1907 PR target/23485
1908 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1909 (__moddi3): Likewise.
1910 (__udivdi3): Likewise.
1911 (__umoddi3): Likewise.
1912 (__divsi3): Likewise.
1913 (__modsi3): Likewise.
1914 (__udivsi3): Likewise.
1915 (__umodsi3): Likewise.
1917 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1919 * tree-pass.h (TDF_GRAPH): Define.
1920 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1921 * passes.c (finish_optimization_passes): Only call
1922 finish_graph_dump_file if TDF_GRAPH is set.
1923 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1924 NULL. Set TDF_GRAPH bit.
1925 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1927 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1929 * arm.h (arm_stack_offsets): Add locals_base field.
1930 * arm.c (arm_get_frame_offsets): Compute it.
1931 (thumb_compute_initial_elimination offset): Make the Thumb frame
1932 pointer point to the base of the local variables.
1933 (thumb_expand_prologue): Update accordingly.
1934 (thumb_expand_epilogue): Likewise.
1936 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1937 mode of clobbered scratch to DImode. Handle a case that's known to
1938 need this.
1940 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1942 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1943 (gt0<mode>_compare): Delete.
1944 (neg_gt0<mode>): Delete.
1946 2005-08-19 Eric Christopher <echristo@apple.com>
1948 * optabs.h: Change CTI_ to COI_.
1949 * optabs.c: Ditto.
1951 2005-08-19 James E Wilson <wilson@specifix.com>
1953 * builtins.c (expand_builtin_return_addr): Set
1954 current_function_accesses_prior_frames when count != 0. Use
1955 frame_pointer_rtx when count == 0.
1956 * function.h (struct function): Add accesses_prior_frames field.
1957 (current_function_accesses_prior_frames): Define.
1958 * reload1.c (init_elim_table): Check
1959 current_function_accesses_prior_frames.
1960 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1962 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1964 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1965 indicator. Return true if the flowgraph changed during
1966 cleanup.
1968 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1970 PR 23476
1971 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1972 conditional expression before testing its value.
1974 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1976 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1978 2005-08-19 Devang Patel <dpatel@apple.com>
1980 PR tree-optimization/23048
1981 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1982 third parameter. Check whether latch is dominated by exit
1983 block or not.
1984 (if_convertible_loop_p): Supply exit block itself to
1985 if_convertible_bb_p.
1987 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1989 PR target/23473
1990 * arm.md (arm_load_pic_register): Change argument to the mask of
1991 saved registers. Call thumb_find_work_register if we need a
1992 scratch register on Thumb.
1993 (arm_expand_prologue): Pass empty register set to
1994 arm_load_pic_register.
1995 (thumb_expand_prologue): Pass live_regs_mask directly to
1996 arm_load_pic_register.
1997 * arm-protos.h (arm_load_pic_register): Update prototype.
1999 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2001 * sh.c (find_sole_member): New function.
2002 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2003 if the record's alignment is larger than the size of its only member.
2005 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2007 PR target/23436
2008 * arm.c (thumb_legitimize_reload_address): New function.
2009 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2010 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2012 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2014 * config/crx/crx.c: Implement crx_decompose_address. Reject
2015 symbolic displacements since CRX register relative adressing
2016 mode can't handle unsigned 32-bit values as displacements.
2017 * config/crx/crx.h: Simplify definitions, remove redundant
2018 parenthesis and obsolete macros.
2019 * config/crx/crx.opt: Add new switch for debugging addresses.
2020 * config/crx/crx-protos.h: Add new declarations for above.
2022 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2024 PR middle-end/20624
2025 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2026 looking past it.
2028 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2030 * collect2.c (dup2): Delete.
2031 * configure.ac: Don't check for dup2.
2033 * config.in, configure: Regenerate.
2035 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2037 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2038 record with the type of its only member.
2040 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2042 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2043 define_insn_and_split.
2044 (plus_ltu<mode>_compare): Same.
2045 (gtu<mode>_compare): Same.
2046 (plus_gtu<mode>_compare): Same.
2048 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2050 PR tree-optimization/22228
2051 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2052 todo_flags_start.
2053 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2054 are recorded in vect_vnames_to_rename for renaming.
2055 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2056 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2057 in vect_vnames_to_rename.
2058 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2059 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2061 2005-08-18 Jan Hubicka <jh@suse.cz>
2063 PR c++/22034
2064 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2065 info only for local statics, not for member variables.
2067 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2069 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2071 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2073 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2075 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2077 PR middle-end/16045
2078 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2080 2005-08-17 James E Wilson <wilson@specifix.com>
2082 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2083 array size check.
2085 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2087 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2088 (leu<mode>_compare): Same.
2089 (plus_leu<mode>): Same.
2090 (neg_leu<mode>): Same.
2091 (and_neg_leu<mode): Same.
2092 (ltu<mode>_compare): Same.
2093 (plus_ltu<mode>): Same.
2094 (geu<mode>): Same.
2095 (geu<mode>_compare): Same.
2096 (plus_geu<mode>): Same.
2097 (neg_geu<mode>): Same.
2098 (and_neg_geu<mode>): Same.
2099 (plus_gt<mode>): Same.
2100 (gtu<mode>_compare): Same.
2101 (plus_gtu<mode>): Same.
2103 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2105 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2106 Move call_table_data to end. Delete spurious .text.
2107 (callt_save_all_interrupt): Fix comment typo.
2109 2005-08-17 James E Wilson <wilson@specifix.com>
2110 Kevin Winchester <winchester@amirix.com>
2112 PR target/21684
2113 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2115 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2117 PR target/23268
2118 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2119 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2121 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2123 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2124 record with the type of its only member if the modes don't match.
2126 * varasm.c (decode_reg_name): Skip empty additional register names.
2128 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2130 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2131 lsm_tmp_name_length): New.
2132 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2133 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2135 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2136 Andreas Krebbel <krebbel1@de.ibm.com>
2138 * config.gcc: Added z9-109 switch.
2139 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2140 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2141 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2142 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2143 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2144 for "z9_109" cpu attribute.
2145 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2146 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2147 (s390_handle_arch_option): Added z9-109 switch.
2148 (override_options): Set respective cost function for z9-109.
2149 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2150 (legitimate_reload_constant_p): Accept extended immediates.
2151 (print_operand): Three new output modifiers added: k, m and o.
2152 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2153 (s390_output_mi_thunk): Use extended immediate when possible.
2154 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2155 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2156 (CONSTRAINT_LEN): Added length of O constraint.
2157 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2158 * config/s390/s390.md ("cpu"): New value z9_109 added.
2159 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2160 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2161 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2162 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2163 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2164 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2165 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2166 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2167 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2168 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2169 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2170 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2171 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2172 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2173 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2174 immediates.
2175 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2176 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2177 insns for TARGET_EXTIMM.
2179 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2181 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2183 2005-08-17 Nick Clifton <nickc@redhat.com>
2185 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2186 Call default_encode_section_info.
2188 2005-08-17 Steven Bosscher <stevenb@suse.de>
2190 PR tree-optimization/21574
2191 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2192 constant, return CONSTANT.
2193 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2194 (ccp_fold, visit_assignment): Likewise.
2195 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2197 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2199 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2200 fold_buildN instead of buildN then fold_initializer or fold.
2201 (build_unary_op): Likewise.
2202 (build_binary_op): Likewise.
2203 * fold-const.c (fold_initializer): Remove.
2204 (fold_build1_initializer): New function.
2205 (fold_build2_initializer): New function.
2206 (fold_build3_initializer): New function.
2207 * tree.h (fold_initializer): Remove.
2208 (fold_build1_initializer): New function.
2209 (fold_build2_initializer): New function.
2210 (fold_build3_initializer): New function.
2212 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2214 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2215 (try_move_mult_to_index): Call fold_build2 instead of build2.
2216 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2217 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2218 fold_binary_to_constant.
2219 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2220 fold (build.
2221 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2222 check if A == gcd (A, B). Remove TYPE argument.
2223 (analyze_offset) Use fold_build2 instead of fold (build.
2224 (create_data_ref): Likewise.
2225 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2226 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2227 then fold.
2229 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2231 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2232 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2234 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2236 PR tree-opt/23402
2237 * gimplify.c (zero_sized_type): New function.
2238 (gimplify_modify_expr_rhs): If we have a zero sized type,
2239 replace the statement with an empty statement.
2241 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2243 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2244 fxsave.
2246 2005-08-16 Ian Lance Taylor <ian@airs.com>
2248 * doc/tm.texi (Label Output): Correct typo.
2250 2005-08-16 Steven Bosscher <stevenb@suse.de>
2252 PR target/23376
2253 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2254 force_operand will work later on using have_insn_for.
2256 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2258 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2260 2005-08-16 Ian Lance Taylor <ian@airs.com>
2262 PR c++/23337
2263 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2264 vector type, don't try to construct it element by element. Add an
2265 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2267 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2269 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2271 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2273 * doc/invoke.texi (Precompiled Headers): Document some more options
2274 which are known to be safe.
2276 2005-08-16 James E Wilson <wilson@specifix.com>
2278 PR tree-optimization/21105
2279 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2280 TREE_OVERFLOW check.
2282 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2284 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2285 (neg_ltu<mode>): Same.
2286 (gtu<mode>): Same.
2287 (neg_gtu<mode>): Same.
2289 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2291 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2292 (fold_builtin_isdigit): Use fold_buildN.
2293 (build_function_call_expr): Likewise.
2294 * c-typeck.c (c_finish_loop): Likewise.
2296 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2297 Richard Shann <rshann@superh.com>
2299 PR middle-end/20396:
2300 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2302 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2304 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2306 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2308 PR target/23355
2309 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2310 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2311 must be saved.
2313 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2315 PR middle-end/23369
2316 * fold-const.c (build_range_check): Disable optimization for function
2317 pointer expressions on targets that require function pointer
2318 canonicalization.
2320 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2322 * simplify-rtx.c (simplify_const_relational_operation): When
2323 extracting arguments of a COMPARE, recompute the mode as well.
2325 2005-08-15 Ian Lance Taylor <ian@airs.com>
2327 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2329 2005-08-15 DJ Delorie <dj@redhat.com>
2331 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2332 the stack.
2333 (movsi_splittable): Allow, but split, moves to the stack.
2334 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2335 stack.
2337 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2339 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2340 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2341 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2343 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2344 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2345 Delete HOST_PTR_PRINTF.
2347 * configure, config.in: Regenerate.
2349 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2351 * config/rs6000/rs6000.md (QHSI): New mode macro.
2352 (wd): Extend mode attr for QImode and HImode
2353 (dbits): New mode attr.
2354 (zero_extend<mode>di2): Convert to mode macro.
2356 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2358 PR target/21841
2359 * doc/invoke.texi (-mgnu-ld): Update description.
2360 (-mhp-ld): Ditto.
2362 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2364 PR 23391
2365 * Makefile.in (tree-chrec.o): Depends on real.h.
2366 * tree-chrec.c: Include real.h.
2367 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2368 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2369 * tree-scalar-evolution.c (add_to_evolution_1,
2370 interpret_rhs_modify_expr): Ditto.
2372 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2374 PR 23386
2375 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2376 step is negative compute the estimation from init downwards to zero.
2378 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2380 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2382 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2384 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2385 constraint.
2386 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2387 Accept double-word constants that can be split.
2388 * config/s390/s390.md ("movti"): Use 'P' constraint.
2389 ("*movdi_31", "*movdf_31"): Likewise.
2391 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2393 Fix PR tree-optimization/22615
2395 * tree-ssa-structalias.c (solution_set_add): Handle
2396 first_vi_for_offset returning NULL.
2397 (do_da_constraint): Ditto.
2398 (do_sd_constraint): Ditto.
2399 (do_ds_constraint): Ditto
2400 (find_func_aliases): Ditto.
2401 (build_constraint_graph): RHS is allowed be ANYTHING.
2402 (first_vi_for_offset): Return NULL if we couldn't find anything at
2403 the offset.
2405 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2407 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2408 over memory as first operand.
2410 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2412 PR target/23360
2413 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2414 available for setting it.
2416 2005-08-14 Ira Rosen <irar@il.ibm.com>
2418 PR tree-optimization/23320
2419 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2420 data-refs' types instead of base object nullness. Add check for
2421 pointer type data-refs before first location comparison. Remove
2422 assert.
2424 2005-08-14 Andreas Schwab <schwab@suse.de>
2426 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2428 2005-08-13 James E Wilson <wilson@specifix.com>
2430 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2431 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2432 -fstack-protector-all, --param ssp-buffer-size): Document.
2433 (-Wvariadic-macros): Alphabetize.
2434 (-fsched-stalled-insns-dep): Add missing 'f'.
2436 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2437 macros.
2439 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2441 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2442 or indirect address operand.
2443 (EXTRA_ADDRESS_CONSTRAINT): New.
2444 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2446 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2448 PR tree-optimization/22236
2449 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2450 successors and predecessors.
2451 * tree-chrec.c (chrec_convert): Before converting, check that
2452 sequences don't wrap.
2453 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2454 (analyze_array): Extern.
2455 (find_data_references_in_loop): Remove call to
2456 compute_estimated_nb_iterations.
2457 * tree-data-ref.h (analyze_array): Declared.
2458 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2459 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2460 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2461 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2462 condition.
2463 * tree-ssa-loop-ivcanon.c: Fix documentation.
2464 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2465 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2466 (infer_loop_bounds_from_undefined): New.
2467 (estimate_numbers_of_iterations_loop): Use
2468 infer_loop_bounds_from_undefined.
2469 (used_in_pointer_arithmetic_p): New.
2470 (scev_probably_wraps_p): Pass an extra parameter. Call
2471 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2472 (convert_step): Fix documentation.
2473 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2474 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2475 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2476 scev_probably_wraps_p.
2478 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2480 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2481 (s390_register_info): Ignore clobbered_regs information for fixed
2482 registers, and only fixed registers.
2483 (s390_init_frame_layout): Remove redundant call.
2485 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2487 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2488 description of -Wold-style-casts.
2490 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2491 Jakub Jelinek <jakub@redhat.com>
2493 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2494 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2495 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2496 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2497 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2498 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2499 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2500 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2501 ("stack_protect_set", "stack_protect_test"): New expanders.
2502 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2503 "stack_protect_testdi"): New insn definitions.
2505 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2507 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2509 2005-08-12 Paul Brook <paul@codesourcery.com>
2511 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2513 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2515 * config/s390/predicates.md (setmem_operand): New predicate.
2516 (shift_count_operand): Accept ANDs with special constants as
2517 operand.
2518 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2519 with special constants.
2520 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2521 shift_count_operand with setmem_operand.
2523 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2525 * config/s390/s390.c (s390_extract_part, s390_single_part):
2526 Type cast added.
2527 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2528 (s390_output_mi_thunk): Don't use lg on 31 bit.
2529 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2530 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2532 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2534 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2535 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2536 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2537 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2538 with one of the new macros.
2540 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2542 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2543 Don't set save_return_addr_p.
2544 (s390_register_info): Make clobbered_regs not depending on
2545 save_return_addr_p.
2547 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2549 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2550 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2552 2005-08-11 James E. Wilson <wilson@specifix.com>
2554 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2556 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2558 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2559 locations gathered by var-tracking in single entry loc_list
2560 over loc_descriptor_from_tree.
2562 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2563 pass it down to loc_descriptor.
2564 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2565 (containing_function_has_frame_base): Move earlier in the file.
2566 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2567 instead of always assuming fbreg can't be used.
2569 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2571 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2572 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2573 Accept address wrapped in AND for Altivec.
2574 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2575 Strip AND wrapping offset address for Altivec.
2577 2005-08-11 Richard Henderson <rth@redhat.com>
2579 PR middle-end/23312
2580 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2581 before using TYPE_IS_SIZETYPE.
2583 2005-08-11 Richard Henderson <rth@redhat.com>
2585 PR target/22225
2586 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2587 insn types not present on ev4.
2588 (alphaev5_insn_pipe): Similarly.
2590 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2592 PR target/23250
2593 * arm.c (arm_override_options): If the user has selected callee-super-
2594 interworking, then enable normal interworking.
2596 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2598 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2599 redefinition.
2601 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2603 * doc/rtl.texi: Fix two typos.
2605 2005-08-11 Richard Guenther <rguenther@suse.de>
2607 PR target/23289
2608 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2609 cases where we call to/from functions returning void.
2611 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2613 PR c++/23225
2614 * tree.c (build_pointer_type_for_mode): Robustify.
2616 2005-08-10 James E Wilson <wilson@specifix.com>
2618 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2619 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2621 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2622 "cum->".
2624 2005-08-10 Eric Christopher <echristo@apple.com>
2626 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2627 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2628 V2DFmode.
2630 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2632 PR target/21887
2633 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2634 for the high part when generating dynamic-no-pic code.
2636 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2638 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2639 (x86_64-*-linux*): Likewise.
2641 * config/i386/crtfastmath.c: New file.
2642 * config/i386/t-crtfm: Likewise.
2644 * config/i386/linux.h (ENDFILE_SPEC): New.
2645 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2647 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2648 crtfastmath.o.
2650 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2652 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2653 (vec_shl, vec_shr): Document new operations.
2654 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2656 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2658 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2659 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2660 change predicate to indexed_or_indirect_address.
2662 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2664 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2665 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2666 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2667 and __aeabi_uwrite8.
2668 * config/arm/unaligned-funcs.c: New file.
2669 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2671 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2673 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2674 Add dump.
2675 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2676 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2677 Add dump.
2678 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2679 * final.c (pass_shorten_branches): Add dump.
2680 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2681 (pass_life): Rename dump.
2682 (rest_of_handle_flow2): Remove initial verify_flow_info.
2683 * function.c (pass_instantiate_virtual_regs): Add dump.
2684 * integrate.c (pass_initial_value_sets): Add dump.
2685 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2686 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2687 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2688 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2689 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2690 gate_rtl_unrool_and_peel_loops): New.
2691 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2692 rtl_doloop): Do not look at flags.
2693 * mode-switching.c (pass_mode_switching): Add dump.
2694 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2695 pass_split_before_regstack): Add dump.
2696 * regmove.c (pass_stack_adjustments): Add dump.
2697 * tree-optimize.c (pass_fixup_cfg): Add dump.
2699 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2701 PR 23309
2702 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2703 deciding which instruction sequence to use.
2705 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2707 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2708 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2710 2005-08-09 Richard Guenther <rguenther@suse.de>
2712 * c-common.c (builtin_function_2): Remove.
2713 (def_builtin_1): New function.
2714 (c_common_nodes_and_builtins): Use def_builtin_1 to
2715 build builtin functions.
2717 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2719 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2720 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2721 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2722 Visual DSP.
2724 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2726 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2727 fold_binary instead of fold_build2 since we don't care about the
2728 resulting tree.
2729 (loop_niter_by_eval): Likewise.
2730 (compare_trees): Likewise.
2731 (proved_non_wrapping_p): Likewise.
2733 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2735 PR c/23161
2736 PR c/23165
2737 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2738 if the if is really empty.
2740 2005-08-09 Steven Bosscher <stevenb@suse.de>
2742 PR tree-optimization/23234
2743 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2744 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2745 argument of the new enum.
2746 (execute_cse_reciprocals): Add reciprocals for function arguments
2747 on the unique successor edge of the entry block. Update other calls
2748 to execute_cse_reciprocals_1.
2750 2005-08-08 Richard Henderson <rth@redhat.com>
2752 PR 22439
2753 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2755 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2757 * expr.c (write_complex_part): Return after handling MEM.
2759 2005-08-08 Josh Conner <jconner@apple.com>
2761 PR rtl-optimization/23241
2762 * combine.c (simplify_comparison): Fix error in determining
2763 whether to lift a subreg from comparison.
2765 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2767 PR target/18506
2768 * config/rs6000/altivec.md (vec_init<mode>): New.
2769 (vec_set<mode>): New.
2770 (vec_extract<mode>): New.
2771 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2772 (rs6000_expand_vector_set): New.
2773 (rs6000_expand_vector_extract): New.
2774 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2775 for Altivec modes before reload.
2776 (altivec_expand_vec_init_builtin): New.
2777 (get_element_number): New.
2778 (altivec_expand_vec_set_builtin): New.
2779 (altivec_expand_vec_ext_builtin): New.
2780 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2781 builtins.
2782 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2783 builtins.
2784 * config/rs6000/rs6000.h (rs6000_builtins): Add
2785 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2786 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2787 * config/rs6000/rs6000-protos.h: Declare new functions.
2789 2005-08-08 Jan Hubicka <jh@suse.cz>
2791 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2792 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2793 * i386.md (movdi*): Use pic_32bit_operand.
2794 * predicates.md (pic_32bit_operand): New.
2796 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2798 PR c++/21166
2799 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2801 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2803 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2804 (test_for_singularity): Use fold_build2.
2806 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2808 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2810 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2812 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2813 (COMMON_ASM_OP) Define.
2814 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2815 (ix86_encode_section_info): Likewise.
2816 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2817 SUBTARGET_ENCODE_SECTION_INFO.
2819 2005-08-06 Richard Henderson <rth@redhat.com>
2821 PR 21894
2822 * tree-nested.c (convert_local_reference): Save and restore val_only
2823 around component_ref and friends. Clear walk_subtrees by default.
2825 2005-08-06 Peter O'Gorman <peter@pogma.com>
2827 PR 21366
2828 * gcc.c (process_command): Check the argument to -b has a dash.
2829 * doc/invoke.texi: Update -b and -V docs.
2831 2005-08-06 James E Wilson <wilson@specifix.com>
2833 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2835 2005-08-06 Michael Matz <matz@suse.de>
2837 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2838 member only if only one insn is associated with the value.
2840 2005-08-06 Nick Clifton <nickc@redhat.com>
2842 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2843 New define.
2844 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2845 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2846 Check symbol flags instead of symbol name mangling.
2847 (xstormy16_asm_output_aligned_common): Likewise. Also
2848 simplify code since the bss100_section cass is the only case
2849 where the below100 code will be triggered.
2850 (xstormy16_encode_section_info): Encode below100 attribute
2851 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2852 the name.
2853 (xstormy16_strip_name_encoding): Delete - this function is no
2854 longer needed.
2855 (TARGET_STRIP_NAME_ENCODING): Undefine.
2856 * config/stormy16/stormy16-protos.h: Delete prototype for
2857 xstormy16_strip_name_encoding.
2859 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2861 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2862 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2863 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2864 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2865 config/alpha/predicates.md, config/arc/arc.h,
2866 config/arm/arm.h, config/arm/ieee754-df.S,
2867 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2868 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2869 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2870 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2871 config/m68hc11/m68hc11.h, config/mips/mips.c,
2872 config/mips/mips.h, config/mips/openbsd.h,
2873 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2874 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2875 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2876 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2877 config/sparc/linux.h, config/sparc/linux64.h,
2878 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2879 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2880 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2881 typos. Follow spelling conventions.
2883 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2885 PR c/23113
2886 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2887 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2888 specially. Check for side effects only for COND_EXPR.
2889 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2890 return with TREE_NO_WARNING.
2892 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2894 PR rtl-optimization/23233
2895 * loop.c (combine_movables): Require the modes to be the same.
2896 (move_movables): Remove handling of cases where the replacement
2897 had a different mode to the original.
2899 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2901 PR tree-optimization/23128
2902 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2903 subtraction wrap, and set TREE_OVERFLOW if they do.
2905 2005-08-05 Richard Henderson <rth@redhat.com>
2907 PR 21728
2908 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2909 FORCED_LABEL labels.
2911 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2913 PR middle-end/23135
2914 * reload.c (find_reloads_subreg_address): Pass down TYPE
2915 unchanged. Change all callers except find_reloads_toplev.
2917 2005-08-05 Michael Matz <matz@suse.de>
2919 * genattrtab.c (current_alternative_string): Remove.
2920 (SIMPLIFY_ALTERNATIVE): Ditto.
2921 (attr_alt_bit_p): Ditto.
2922 (alternative_name): Make const char *.
2923 (evaluate_eq_attr): Remove use of above things.
2924 (simplify_test_exp): Ditto.
2925 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2926 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2928 2005-08-04 James E Wilson <wilson@specifix.com>
2930 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2931 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2932 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2933 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2934 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2936 2005-08-04 Richard Henderson <rth@redhat.com>
2938 PR 21529
2939 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2940 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2941 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2942 if we'd have to instantiate too many members.
2944 2005-08-04 Richard Henderson <rth@redhat.com>
2946 PR 21291
2947 * tree-outof-ssa.c (coalesce_asm_operands): New.
2948 (coalesce_ssa_name): Use it. Split out ...
2949 (coalesce_phi_operands, coalesce_result_decls): ... these.
2951 2005-08-04 Paul Brook <paul@codesourcery.com>
2953 * read-rtl.c (read_quoted_string): Break if EOF.
2955 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2957 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2958 (fold_build2): Likewise.
2959 (fold_build3): Likewise.
2960 (fold_build1_stat): New function prototype.
2961 (fold_build2_stat): Likewise.
2962 (fold_build3_stat): Likewise.
2963 * fold-const.c (fold_build1): Rename to ..
2964 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2965 through to build1_stat.
2966 (fold_build2): Rename to ..
2967 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2968 through to build2_stat.
2969 (fold_build3): Rename to ..
2970 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2971 through to build3_stat.
2973 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2974 Ian Lance Taylor <ian@airs.com>
2976 * function.c (assign_stack_local_1): Do not correct stack slot
2977 address if allocation size is smaller than mode size.
2979 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2981 PR 22037
2982 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2983 (tree_merge_blocks): Propagate anything allowed by
2984 may_propagate_copy.
2985 Clarify documentation.
2986 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2987 SSA form, schedule an update if necessary.
2989 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2991 * doc/install.texi (Binaries): Remove broken link to
2992 Sinix/Reliant Unix binaries.
2994 2005-08-03 Richard Henderson <rth@redhat.com>
2996 PR 23221
2997 * function.c (stack_protect_epilogue): Export.
2998 * tree.h (stack_protect_epilogue): Declare.
2999 * calls.c (expand_call): Call it.
3001 2005-08-03 Eric Christopher <echristo@apple.com>
3003 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3004 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3005 spec.
3007 2005-08-04 Jan Hubicka <jh@suse.cz>
3009 * profile.c (branch_prob): Split edges with goto locus on them
3010 to get proper line counts.
3011 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3013 2005-08-03 Paul Brook <paul@codesourcery.com>
3015 * function.c (assign_parms): Round current_function_args_size
3016 to PARM_BOUNDARY, not STACK_BOUNDARY.
3018 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3020 * config/i386/i386.c (x86_elf_aligned_common)
3021 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3023 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3025 PR tree-optimization/23157
3026 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3027 before emitting them.
3029 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3031 PR tree-optimization/19899
3032 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3033 * tree-scalar-evolution.c: Include real.h.
3034 (add_to_evolution): Build constant -1 of correct type.
3036 2005-08-03 Jan Hubicka <jh@suse.cz>
3038 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3039 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3040 profile updating for complette unrolling.
3041 * loop-unroll.c (peel_loop_completely): Use it.
3042 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3043 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3044 loops.
3046 2005-08-03 Paul Brook <paul@codesourcery.com>
3048 * combine.c (can_change_dest_mode): New function.
3049 (try_combine, simplify_set): Use it.
3051 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3053 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3054 TFmode to BLKmode.
3056 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3058 * doc/install.texi (Specific): Adjust link to openavr.org.
3059 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3060 (Binaries): Adjust HP-UX Porting Center link.
3061 (Binaries): Adjust Free Software Foundation ordering link.
3063 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3065 * convert.c (convert_to_integer): Use fold_build1 instead of
3066 build1 when converting an integer to an integer.
3068 2005-08-02 Richard Henderson <rth@redhat.com>
3070 * combine.c (combine_instructions): Don't use reg_equal/equiv
3071 results if the mode doesn't match.
3073 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3075 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3076 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3078 2005-08-02 Richard Henderson <rth@redhat.com>
3080 PR 23196
3081 * explow.c (memory_address): Remove special-case for
3082 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3084 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3086 PR 23164
3087 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3088 number of calls to cleanup_tree_cfg_1.
3090 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3092 * doc/invoke.texi: document file extensions .F90 and .F95
3094 2005-08-02 Richard Guenther <rguenther@suse.de>
3096 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3097 positive if its first argument is positive.
3099 2005-08-02 Richard Guenther <rguenther@suse.de>
3101 PR tree-optimization/23177
3102 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3103 on TMR_TAG.
3105 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3107 PR tree-optimization/23129
3108 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3109 varying for divisions with anti-ranges.
3111 2005-08-02 Jan Hubicka <jh@suse.cz>
3113 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3114 * tree-ssa-threadupdate.c (thread_block): Add it here.
3116 2005-08-01 James E Wilson <wilson@specifix.com>
3118 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3119 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3120 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3121 New.
3122 * config/mips/predicates.md (const_call_insn_operand): Add check for
3123 SYMBOL_REF_LONG_CALL_P.
3124 * doc/extend.texi (long_call): Document the new attribute.
3126 2005-08-01 Ian Lance Taylor <ian@airs.com>
3127 Richard Henderson <rth@redhat.com>
3129 * Makefile.in (RTL_BASE_H): Add real.h.
3130 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3131 instead of memcpy.
3132 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3133 directly.
3134 * rtl.c (rtl_check_failed_code_mode): New.
3135 * rtl.h (struct rtx_def): Add u.rv.
3136 (XCMWINT, XCNMPRV): New.
3137 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3138 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3140 2005-08-01 Richard Henderson <rth@redhat.com>
3142 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3143 with auto-inc codes.
3145 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3147 2005-08-01 Jan Hubicka <jh@suse.cz>
3149 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3150 * i386.c: Include dwarf2.h
3151 (asm_preferred_eh_data_format): New.
3152 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3154 2005-08-01 Ian Lance Taylor <ian@airs.com>
3156 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3157 randomize_va_space for virtual address randomization control.
3159 2005-08-01 Steven Bosscher <stevenb@suse.de>
3161 * common.opt (flag_ipa_cp): Put in right place to maintain
3162 alphabetic sort.
3164 2005-08-01 Jan Hubicka <jh@suse.cz>
3166 * profile.c (compute_value_histograms): Fix thinko.
3167 * value-prof.c: Include toplev.h
3168 (check_counter): New function.
3169 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3170 tree_mod_subtract_transform): Add sanity check.
3172 2005-08-01 Richard Guenther <rguenther@suse.de>
3174 PR tree-optimization/23133
3175 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3176 current functions parameter decls to find defs to cse
3177 reciprocals of.
3179 2005-08-01 Richard Guenther <rguenther@suse.de>
3181 PR tree-optimization/23109
3182 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3183 If trapping math is in effect, use post-dominator information
3184 to check if we'd in any case reach a trapping point before
3185 doing the reciprocal insertion.
3186 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3187 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3188 expressions are invariant only if trapping math is not in effect.
3190 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3192 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3193 cgraph_function_versioning): New declarations.
3194 * cgraphunit.c: Add include to ipa-prop.h.
3195 (update_call_expr, cgraph_copy_node_for_versioning,
3196 cgraph_function_versioning): New functions.
3197 * integrate.c (copy_decl_for_inlining): Remove.
3198 * ipa-prop.h (ipa_replace_map): New struct.
3199 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3200 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3201 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3202 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3203 ipcp_iterate_stage, ipcp_method_scale_print,
3204 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3205 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3206 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3207 ipcp_update_bb_counts, ipcp_update_profiling,
3208 ipcp_update_edges_counts): New functions.
3209 (ipcp_method_cval_init): Remove restriction regarding local methods.
3210 (ipcp_init_stage): Add ipcp_method_compute_scale.
3211 (ipcp_insert_stage): Add versioning.
3212 (ipcp_structures_print): Add ipcp_method_scale_print.
3213 (ipcp_driver): Dump profiling info.
3214 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3215 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3216 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3217 (struct inline_data): Add versioning_p, ipa_info, new fields.
3218 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3219 declare_return_variable): Replace calls to copy_decl_for_inlining with
3220 copy_decl_for_dup.
3221 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3222 versioning support.
3223 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3224 Add argument VERSIONING.
3225 (copy_arguments_for_versioning, copy_static_chain,
3226 function_versionable_p, tree_versionable_function_p,
3227 tree_function_versioning, replace_ref_tree): New functions.
3228 * tree-inline.h: Include varray.h.
3229 (tree_versionable_function_p, tree_function_versioning,
3230 tree copy_decl_for_dup): New declarations.
3232 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3234 * ipa-cp.c: New file. Contains IPCP specific functionality.
3235 * ipa-prop.h: New file. Contains structures/definitions that can be
3236 used by several interprocedural data flow optimizations (and also IPCP).
3237 * ipa-prop.c: New file.
3238 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3239 * common.opt: Add ipa-cp flag.
3240 * timevar.def: Add IPCP optimization.
3241 * tree-optimize.c (init_tree_optimization_passes): Schedule
3242 pass_ipa_cp.
3243 * tree-pass.h (pass_ipa_cp): Declare.
3245 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3247 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3248 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3249 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3250 config/i386/i386.c, config/mips/mips.h,
3251 config/rs6000/rs6000.h, config/sh/sh.c,
3252 config/stormy16/stormy16.c: Fix comment typos.
3254 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3256 PR c/22311
3257 * c-typeck.c (build_binary_op): Use common_type wrapper on
3258 shortened types.
3259 (common_type): Update comment.
3261 2005-07-31 Steven Bosscher <stevenb@suse.de>
3263 PR target/23095
3264 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3265 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3266 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3268 2005-07-31 Jan Hubicka <jh@suse.cz>
3270 * pretty-print.h (pp_widest_integer): New macro.
3271 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3272 counts.
3274 2005-07-31 Jan Hubicka <jh@suse.cz>
3276 * output.h (enum section_category): Export from varasm.c
3277 (categorize_decl_for_section): Likewise.
3278 * varasm.c (enum section_category): Kill.
3279 (categorize_decl_for_section): Make global.
3280 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3281 Declare.
3282 * i386.c (ix86_section_threshold): New static variable.
3283 (ix86_in_large_data_p, ix86_encode_section_info,
3284 x86_64_elf_unique_section,
3285 x86_64_elf_select_section): New functions.
3286 (TARGET_ENCODE_SECTION_INFO): Define
3287 (override_options): Enable medium model for PIC.
3288 (ix86_expand_prologue): Expand gen_set_got_rex64.
3289 (legitimate_constant_p): Handle new UNSPECs.
3290 (legitimate_pic_address_disp_p): Likewise.
3291 (legitimize_pic_address): Lower MEDIUM model addressing.
3292 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3293 (enum cmodel): Add MEDIUM_PIC.
3294 (SYMBOL_REF_FAR_ADDR_P): New macro.
3295 (SYMBOL_FLAG_FAR_ADDR): New flag.
3296 * i386.md (movdi): Support medium model.
3297 (set_got_rex64): New pattern.
3298 * i386.opt (mlarge-data-threshold): New flag.
3299 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3300 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3301 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3302 TARGET_ASM_UNIQUE_SECTION): New.
3304 * invoke.texi (-mlarge_data_threshold): Document
3306 2005-07-31 Jan Hubicka <jh@suse.cz>
3308 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3309 (coalesce_vars): Likewise.
3310 * tree-ssa-live.c (coalesce_cost): New.
3311 (build_tree_conflict_graph): Use coalesce_cost.
3312 * tree-ssa-live.h (coalesce_cost): Declare.
3314 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3316 * arm.md (all peepholes for post-increment operations): Delete.
3317 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3318 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3319 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3320 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3321 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3323 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3325 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3326 non-integral types.
3328 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3330 PR target/22582
3331 * doc/invoke.texi: Document -rdynamic.
3333 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3335 PR c/23143
3336 * c-parser.c (c_parser_parms_list_declarator): Call
3337 mark_forward_parm_decls.
3338 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3339 decls with visibility structure.
3341 2005-07-30 Paul Brook <paul@codesourcery.com>
3343 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3345 2005-07-30 Paul Brook <paul@codesourcery.com>
3347 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3348 prototype.
3349 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3350 value for mode.
3351 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3353 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3355 PR c/529
3356 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3357 nested function declarators.
3358 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3359 (grokparms): Call warn_if_shadowing for parameters used within the
3360 parameter list.
3361 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3362 not used within the parameter list.
3363 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3365 2005-07-30 Jan Hubicka <jh@suse.cz>
3367 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3368 * i386.c (ix86_fixup_binary_operands): Likewise.
3369 (ix86_expand_unary_operator): Likewise.
3370 (ix86_expand_fp_absneg_operator): Likewise.
3371 * optabs.c (expand_vec_cond_expr): Validate dest.
3373 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3375 PR c/21720
3376 * real.c (real_from_string): Also set last bit if there is a
3377 nonzero hex digit beyond GCC's internal precision after ".".
3379 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3381 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3382 define_constants. Change duplicate values to unassigned numbers.
3383 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3384 (*altivec_vspltsf): New.
3385 (altivec_vperm_v4sf): Delete.
3386 (altivec_vperm_<mode>): Use mode macro V.
3387 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3388 (altivec_predicate_v4sf): Delete.
3389 (altivec_predicate_<mode>): Use mode macro V.
3390 (*altivec_lvesfx): New.
3391 (*altivec_stvesfx): New.
3392 (vec_realign_load_v4sf): Delete.
3393 (vec_realign_load_<mode>): Use mode macro V.
3394 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3395 UNSPECV_SET_VRSAVE.
3397 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3399 PR bootstrap/23131
3400 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3401 string.
3402 * configure: Regenerated.
3404 2005-07-29 Paul Brook <paul@codesourcery.com>
3406 * doc/install.texi: Add link to GFortran binaries wiki page.
3408 2005-07-29 David Ung <davidu@mips.com>
3410 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3411 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3412 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3413 * config/mips/mips.md (cpu): Add 5kf name.
3414 (includes): Includes 5k.md.
3415 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3416 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3417 -march flag.
3419 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3421 PR 22550
3422 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3423 (cleanup_tree_cfg): ... here.
3424 Call cleanup_tree_cfg_1 until there are no more cleanups to
3425 do.
3427 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3429 * tree-vrp.c (compare_range_with_value): Return true or false
3430 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3431 EQ_EXPR respectively.
3433 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3435 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3436 Fix comment typos.
3438 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3440 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3441 (tree_ssa_dominator_optimize): Increment it.
3442 (dump_dominator_optimization_stats): Print it.
3444 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3445 Steven Bosscher <stevenb@suse.de>
3447 PR rtl-optimization/23117
3448 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3449 when head == tail. Tidy comment.
3451 2005-07-28 Richard Henderson <rth@redhat.com>
3453 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3454 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3455 * jump.c (rtx_renumbered_equal_p): Likewise.
3456 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3457 CONST_INT and CONST_DOUBLE.
3458 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3459 * reload.c (operands_match_p): Special case CONST_INT and
3460 CONST_DOUBLE; check mode earlier.
3462 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3464 PR c/22240
3465 * c-typeck.c (convert_for_assignment): Do not check
3466 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3468 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3470 PR c/22192
3471 * c-typeck.c (composite_type): Prefer constant size arrays to
3472 VLAs.
3474 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3476 PR c/21720
3477 * real.c (real_from_string): Set last bit if there is a nonzero
3478 hex digit beyond GCC's internal precision.
3480 2005-07-28 Richard Henderson <rth@redhat.com>
3482 PR rtl-opt/22619
3483 * cfgcleanup.c (try_forward_edges): Watch out for end of
3484 insn chain.
3486 2005-07-28 James E Wilson <wilson@specifixinc.com>
3488 PR c/23106
3489 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3491 2005-07-28 Jan Hubicka <jh@suse.cz>
3493 * Makefile.in (rtl-profile.o): Kill all traces of it.
3494 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3495 * coverage.h (rtl_coverage_counter_ref): Kill.
3496 * opts.c (flag_speculative_prefetching_set): Kill.
3497 (flag_loop_optimize_set): New.
3498 (common_handle_option): Disable loop optimizer when profiling;
3499 do not handle speculative prefetching.
3500 * passes.c (init_optimization_passes): Replace pass_profiling combo
3501 by branch_prob pass.
3502 * profile.c (compute_value_histograms): Update for simplified value
3503 profiles.
3504 (rtl_register_profile_hooks): Kill.
3505 (pass_profiling): Kill.
3506 (rest_of_handle_branch_prob): Do not profile.
3507 * toplev.c (process_options): Remove speculative prefetching.
3508 * toplev.h (flag_tree_based_profiling): Kill.
3509 * tree-profile.c (prepare_instrumented_value,
3510 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3511 tree_gen_one_value_profiler, do_tree_profiling): Update for
3512 simplified datastructures.
3513 * value-prof.c: Add comment that speculative prefetching was dropped;
3514 update rest of file for simplified datastructures.
3515 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3516 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3517 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3518 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3519 rtl_mod_subtract, gen_speculative_prefetch,
3520 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3521 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3522 (gate_handle_value_profile_transformations,
3523 rest_of_handle_value_profile_transformations,
3524 pass_value_profile_transformations): Kill.
3525 * value-prof.h (histogram_value_t): Remove IL based unions.
3526 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3527 rtl_profile_hooks): Remove hooks.
3529 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3531 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3532 (cgraph_clone_node): Likewise.
3533 * cgraph.h (cgraph_clone_edge): Update prototype.
3534 (cgraph_clone_node): Likewise.
3535 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3536 cgraph_clone_node.
3537 (lookup_recursive_calls): Consider profile.
3538 (cgraph_decide_recursive_inlining): Fix updating; use new
3539 probability argument; use profile.
3540 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3541 * tree-inline.c (copy_bb): Update clal of clone_edge.
3542 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3544 * invoke.texi (min-inline-recursive-probability): Document.
3546 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3548 * doc/install.texi (Configuration): Update Valgrind homepage.
3550 2005-07-28 Richard Henderson <rth@redhat.com>
3552 PR middle-end/21362
3553 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3554 labels we want to delete.
3555 (cfg_layout_merge_blocks): Likewise.
3557 2005-07-28 Richard Henderson <rth@redhat.com>
3559 PR target/17692
3560 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3561 when expanding to nothing.
3563 2005-07-28 Josh Conner <jconner@apple.com>
3565 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3566 (cgraph_decide_inlining_of_small_functions): Likewise.
3568 2005-07-28 Josh Conner <jconner@apple.com>
3570 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3571 direction of badness if negative.
3572 (cgraph_default_inline_p): Add reason to parameters, and assign it
3573 a value.
3574 (cgraph_decide_inlining_of_small_functions): New parameter in call
3575 to cgraph_default_inline_p.
3576 (cgraph_decide_inlining_incrementally): Likewise.
3577 * cgraphunit.c (decide_is_function_needed): Likewise.
3578 * cgraph.h (cgraph_default_inline_p): Likewise.
3580 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3582 * builtins.c: Fix comment typo(s).
3583 * genautomata.c: Likewise.
3584 * gimplify.c: Likewise.
3585 * tree-dfa.c: Likewise.
3586 * tree-flow-inline.h: Likewise.
3587 * tree-into-ssa.c: Likewise.
3588 * tree-ssa-alias.c: Likewise.
3589 * tree-ssa-ccp.c: Likewise.
3590 * tree-ssa-copy.c: Likewise.
3591 * tree-ssa-dce.c: Likewise.
3592 * tree-ssa-dom.c: Likewise.
3593 * tree-ssa-operands.c: Likewise.
3594 * tree-tailcall.c: Likewise.
3595 * tree-vectorizer.c: Likewise.
3596 * tree-vrp.c: Likewise.
3597 * tree.c: Likewise.
3599 2005-07-28 Jeff Law <law@redhat.com>
3601 * tree-vrp.c (test_for_singularity): Extracted from ...
3602 (simplify_cond_using_ranges): Attempt to simplify a relational
3603 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3605 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3607 PR tree-optimization/22506
3608 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3609 phis whose argument is constant.
3611 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3613 PR rtl-optimization/18992
3614 Back out this patch:
3615 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3616 PR optimization/12142
3617 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3618 uses of the register in the SET_SRC. Remove unnecessary argument.
3620 Replace it with this:
3621 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3622 if flag_non_call_exceptions is set and the insn may trap, pass
3623 pc_rtx as dest for recursion.
3624 In SET_SRC part of SET case, if dest is already set, pass it down
3625 unchanged.
3627 2005-07-28 Jan Hubicka <jh@suse.cz>
3629 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3630 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3631 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3632 roundoff errors.
3633 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3634 profile when available.
3636 2005-07-28 Jan Beulich <jbeulich@novell.com>
3638 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3639 (ia64_print_operand): Describe and handle 'X'.
3640 (ia64_register_move_cost): Also handle FP_REGS.
3641 (ia64_preferred_reload_class): Likewise.
3642 (ia64_secondary_reload_class): Likewise.
3643 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3644 it. Also check for ITANIUM_CLASS_FLDP.
3645 * config/ia64/ia64.h (FP_REGNO_P): New.
3646 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3647 (reg_class): Add FP_REGS.
3648 (REG_CLASS_NAMES): Adjust for it.
3649 (REG_CLASS_CONTENTS): Likewise.
3650 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3651 (REG_CLASS_FROM_LETTER): Handle 'x'.
3652 (CLASS_MAX_NREGS): Handle FP_REGS.
3653 (MEMORY_MOVE_COST): Likewise.
3654 * config/ia64/ia64.md (itanium_class): Add fldp.
3655 (type): Handle fldp.
3656 (movti_internal): More allowable operand combinations. Use ldfp8 when
3657 splitting unnecessary. Remove predicable attribute. Adjust
3658 itanium_class attribute.
3659 (smuldi3_highpart): Remove outdated comment.
3660 (mulditi3, umulditi3, rotlti3): New expanders.
3661 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3662 (absti2): Disabled new insn for future reference.
3663 Respective new splitters.
3664 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3665 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3666 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3668 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3670 PR rtl-optimization/23047
3671 * simplify-rtx.c (simplify_const_relational_operation): Respect
3672 flag_wrapv for comparisons with ABS.
3674 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3676 PR tree-optimization/22493
3677 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3678 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3680 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3682 * config/frv/frv.opt (moptimize-membar): New.
3684 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3686 * config/frv/frv.h: Remove machine_function definition.
3688 * config/frv/frv.c (struct frv_io): New.
3689 (struct machine_function): Moved from frv.h. Add has_membar_p.
3690 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3691 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3692 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3693 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3694 (frv_reorg): Call frv_optimize_membar when appropriate.
3695 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3696 (frv_expand_builtin): Adjust calls accordingly.
3697 (frv_io_address_cookie): New function.
3698 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3699 load or store rather than a special insn. Add ccnstant address and
3700 io-type operands to the membar.
3701 (frv_ifcvt_modify_tests): Unsign regno.
3702 (frv_ifcvt_modify_tests): Same.
3704 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3705 UNSPEC_OPTIONAL_MEMBAR constant.
3706 (builtin_read_<mode>): Delete.
3707 (builtin_write_<mode>): Delete.
3708 ("optional_membar_<mode>"): Add operand.
3710 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3711 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3712 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3713 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3714 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3715 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3716 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3717 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3718 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3720 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3722 * df.c (df_uses_record): Handle SCRATCH.
3724 2005-07-28 Steven Bosscher <stevenb@suse.de>
3726 PR debug/20161
3727 * passes.c (rest_of_decl_compilation): If decl is a type and
3728 we have encountered errors, don't emit debug information.
3730 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3732 * params.def: Fixed comment.
3734 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3736 PR target/19885
3737 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3738 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3739 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3741 2005-07-27 Steven Bosscher <stevenb@suse.de>
3743 PR c++/22003
3744 * varasm.c (assemble_start_function): Don't do anything that may
3745 require a CFG if the current function is a thunk.
3747 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3749 * doc/install.texi (Prerequisites): Mention that perl is needed
3750 to do export control in libstdc++ targetting Darwin.
3752 2005-07-27 Steven Bosscher <stevenb@suse.de>
3754 PR rtl-optimization/17808
3755 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3756 (sched_insns_conditions_mutex_p): Split out from...
3757 (add_dependence): ...here. But don't call it from here.
3758 (add_dependence_list): Check sched_insns_conditions_mutex_p
3759 before calling add_dependence.
3760 (add_dependence_list_and_free): Likewise.
3761 (fixup_sched_groups): Likewise.
3762 (sched_analyze_1): Likewise.
3763 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3764 (sched_analyze): Likewise.
3765 (sched_analyze_insn): Likewise.
3766 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3767 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3768 dependencies on all COND_EXEC insns to jumps ending basic blocks
3769 when doing intrablock scheduling.
3770 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3772 2005-07-27 Jeff Law <law@redhat.com>
3774 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3775 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3776 equivalency sets, correctly handle the case were vr0 has an
3777 equivalency set, but vr1 does not.
3779 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3781 PR tree-optimization/23073
3782 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3783 vect_print_dump_info before fprintf.
3785 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3787 PR tree-optimize/22348
3788 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3789 Fold the partial computation.
3791 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3793 PR tree-optimization/22325
3794 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3795 Declare.
3796 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3797 value replacement.
3798 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3799 (force_var_cost): ... this function.
3800 (compute_phi_arg_on_exit): Export.
3802 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3804 PR tree-optimization/20773
3805 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3806 edge.
3808 2005-07-27 Richard Guenther <rguenther@suse.de>
3810 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3811 Avoid pushing again if current struct contains only
3812 fields we decomposed.
3814 2005-07-27 Jan Hubicka <jh@suse.cz>
3816 PR tree-optimization/22574
3817 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3818 not available.
3820 * tree-tailcall.c (decrease_profile): New function.
3821 (eliminate_tail_call): Use it.
3823 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3824 visibility flags correctly in whole program mode.
3826 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3828 PR rtl-optimization/22472
3829 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3831 2005-07-26 Steven Bosscher <stevenb@suse.de>
3833 PR tree-optimization/22504
3834 * tree-complex.c (expand_complex_addition): Use 'code' instead
3835 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3837 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3839 * config.gcc (cpu_type): Add frv case.
3840 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3841 (supported_defaults): Add fr550 case.
3843 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3845 PR 22591
3846 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3847 whether a pointer of type T * may point to objects of type T *.
3849 2005-07-26 DJ Delorie <dj@redhat.com>
3851 * configure: Regenerate.
3853 2005-07-26 Dale Johannesen <dalej@apple.com>
3855 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3857 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3859 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3860 Clarify use of "build" in name.
3862 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3864 * doc/extend.texi (Raw read/write Functions): New section.
3865 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3866 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3867 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3868 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3869 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3870 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3871 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3872 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3873 * config/frv/frv.c: Add bdesc_loads global.
3874 Add bdesc_stores global.
3875 (frv_init_builtins): Add support for __builtin_{read/write}*.
3876 (frv_volatile_memref): New.
3877 (frv_expand_load_builtin): New.
3878 (frv_expand_store_builtin): New.
3879 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3880 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3881 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3882 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3883 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3884 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3885 (builtin_read_<mode>): New.
3886 (builtin_write_<mode>): New.
3887 (builtin_write64): New.
3888 (optional_membar_<mode>): New.
3890 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3892 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3893 (rather than units) against HOST_BITS_PER_WIDE_INT.
3895 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3897 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3898 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3899 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3900 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3901 FSF address.
3903 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3904 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3905 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3906 comment typos.
3907 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3909 2005-07-26 Richard Guenther <rguenther@suse.de>
3911 PR tree-optimization/22486
3912 * fold-const.c (fold_unary): Fold away useless component
3913 references of the form (T *)&T.x, if the address
3914 doesn't change.
3916 2005-07-25 James E Wilson <wilson@specifixinc.com>
3918 * dwarf2out.c (add_call_src_coords_attributes): New.
3919 (gen_inlined_subroutine_die): Call it.
3920 (maybe_emit_file, init_file_table): Add comments.
3921 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3922 maybe_emit_file.
3923 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3924 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3925 * tree.h (BLOCK_SOURCE_LOCATION): New.
3926 (struct tree_block): New field locus.
3928 2005-07-26 Andreas Schwab <schwab@suse.de>
3930 PR rtl-optimization/23043
3931 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3932 when allocating a struct unoccr.
3934 2005-07-25 Richard Henderson <rth@redhat.com>
3936 PR 22626
3937 * tree-complex.c (gate_no_optimization): True if errors.
3938 * Makefile.in (tree-complex.o): Update dependencies.
3940 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3942 * config/frv/predicates.md (integer_register_operand): Use
3943 GPR_AP_OR_PSEUDO_P.
3945 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3947 PR tree-opt/22484
3948 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3949 after fold.
3950 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3952 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3954 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3955 types when flag_unsafe_math_optimizations is true.
3957 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3959 * gcc.c (option_map): Add --sysroot.
3960 (process_command): Handle --sysroot.
3961 (display_help): Document it.
3962 * doc/cppopts.tex (-isysroot): Document.
3963 * doc/invoke.texi (--sysroot): Document.
3964 * doc/install.texi (--with-build-sysroot): Document.
3966 * Makefile.in (inhibit_libc): New variable.
3967 (INHIBIT_LIBC_CFLAGS): Likewise.
3968 (LIBGCC2_CFLAGS): Include
3969 $(INHIBIT_LIBC_CFLAGS).
3970 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3971 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3972 ($(T)crtend.o): Likewise.
3973 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3974 ($(T)crtendS.o): Likewise.
3975 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3976 ($(T)crtendT.o): Likewise.
3977 (stmp-fixinc): Do not complain about missing headers if
3978 inhibit_libc.
3979 * configure.ac (inhibit_libc): Set it to true/false.
3980 (--with-build-sysroot): New option. Use it to set
3981 SYSTEM_HEADER_DIR.
3982 * configure: Regenerated.
3984 2005-07-25 Manfred Hollstein <mh@suse.com>
3986 * calls.c (store_one_arg): Fix unsigned comparison warning.
3988 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3990 PR other/22337
3991 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3992 (ggc_print_statistics): Initialize variable before use.
3994 2005-07-25 Richard Guenther <rguenther@suse.de>
3996 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3997 calling with a PHI_NODE argument.
3999 * tree-flow-inline.h (overlap_subvar): Protect against
4000 possible overflow.
4002 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4004 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4005 * configure: Regenerate.
4007 2005-07-25 Ira Rosen <irar@il.ibm.com>
4009 * expr.c (highest_pow2_factor): Make extern.
4010 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4011 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4012 record_array_differ_p, array_ptr_differ_p): Likewise.
4013 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4014 additional cases. Call the above functions.
4015 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4016 base_object_differ_p when there are two base objects. Otherwise, compare
4017 base address and offset. Call may_alias_p.
4018 (dump_data_reference): Use a correct field name.
4019 (analyze_array): Make static. Initialize new data-ref fields.
4020 (analyze_indirect_ref): New function.
4021 (init_data_ref): Initialize new data-ref fields.
4022 (strip_conversion): Moved from tree-vect-analyze.c.
4023 (analyze_offset_expr, get_ptr_offset, address_analysis,
4024 object_analysis): Likewise.
4025 (analyze_offset): New function.
4026 (create_data_ref): Likewise.
4027 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4028 dimensions for ARRAY_REFs only.
4029 (build_classic_dist_vector): Make static.
4030 (access_functions_are_affine_or_constant_p): Call macro to get the
4031 address of access functions.
4032 (compute_all_dependences): Add new parameter
4033 compute_self_and_read_read_dependences. Compute self and read-read
4034 dependences if it is true.
4035 (find_data_references_in_loop): Call create_data_ref. Initialize new
4036 data-ref fields.
4037 (compute_data_dependences_for_loop): Add new parameter
4038 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4039 compute nb_loops. Call compute_all_dependences,
4040 build_classic_dist_vector and build_classic_dir_vector with correct
4041 parameters.
4042 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4043 with correct parameters. Compare dimensions for ARRAY_REFs only.
4044 (free_data_refs): Call macro to free access functions.
4045 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4046 fields from stmt_vinfo.
4047 (struct base_object_info): New structure.
4048 (struct data_reference): Move fields to base_object_info. Add fields
4049 first_location and object_info for above structures. Move fields from
4050 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4051 aligned_to. Add macros to access the new fields.
4052 Update functions declarations.
4053 * tree-flow.h (is_aliased_with): Declare.
4054 * tree-loop-linear.c (linear_transform_loops): Call
4055 compute_data_dependences_for_loop with correct parameters.
4056 * tree-ssa-alias.c (is_aliased_with): New function.
4057 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4058 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4059 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4060 vect_base_addr_differ_p, compute_subscript_distance and
4061 build_classic_dist_vector. Add printings. Check absolute value of
4062 distance.
4063 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4064 data-refs.
4065 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4066 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4067 to bytes. Add printing.
4068 (vect_compute_data_refs_alignment): Go through loads and stores in one
4069 loop.
4070 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4071 vect_analyze_data_ref_access): Likewise.
4072 (vect_analyze_pointer_ref_access): Remove.
4073 (vect_address_analysis, vect_object_analysis): Likewise.
4074 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4075 and analyze data-refs in the loop.
4076 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4077 fields of data-ref instead of stmt. Add init to the offset from the
4078 base.
4079 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4080 (vect_update_init_of_dr): Likewise.
4081 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4082 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4083 removed fields.
4084 (new_loop_vec_info): Initialize new fields.
4085 (destroy_loop_vec_info): Free new fields.
4086 (vect_strip_conversion): Remove.
4087 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4088 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4089 datarefs. Add new field ddrs.
4090 Add macros for the new fields access.
4091 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4092 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4093 Remove their macros.
4094 * tree.h (highest_pow2_factor): Declare.
4096 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4098 * calls.c (store_one_arg): Check for sibling call MEM arguments
4099 from already clobbered incoming argument area.
4101 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4103 * c-common.c (check_missing_format_attribute): New.
4104 * c-common.h (check_missing_format_attribute): Likewise.
4105 * c-typeck.c (convert_for_assignment): Use it.
4107 2005-07-24 Andreas Schwab <schwab@suse.de>
4109 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4110 register use a word move. Correct operand of ext.w in 68000 code.
4112 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4114 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4115 variables as declarations, rather than definitions.
4117 2005-07-24 Ira Rosen <irar@il.ibm.com>
4119 PR tree-optimization/22526
4120 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4121 of the zero node.
4123 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4125 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4126 that C99 reserve for future use. Use it to define clog10,
4127 clog10f and clog10l.
4129 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4131 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4132 * configure.ac: Check for -Wmissing-format-attribute.
4134 * configure: Regenerate.
4136 2005-07-23 Richard Henderson <rth@redhat.com>
4138 PR tree-optimization/22623
4139 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4141 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4143 PR target/22577
4144 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4146 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4148 * Makefile.in (C_TREE_H): Update dependencies.
4149 * c-tree.h: Include toplev.h.
4150 * diagnostic.h (diagnostic_set_info): Add format attribute.
4151 * rtl-error.c (diagnostic_for_asm): Likewise.
4153 2005-07-23 Chao-ying Fu <fu@mips.com>
4155 * config/mips/mips-dsp.md: New file.
4156 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4157 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4158 functions.
4159 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4160 MIPS_BUILTIN_BPOSGE32.
4161 (mips_expand_builtin_direct): Add one parameter to indicate that
4162 builtin functions need to return a value.
4163 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4164 functions.
4165 (mips_regno_to_class): Add classes for 12 new DSP registers.
4166 (mips_subword): Change to check four HI registers.
4167 (mips_output_move): Output move to and from 6 new DSP accumulators.
4168 (override_options): Make sure -mdsp and -mips16 are not used together.
4169 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4170 for machine modes.
4171 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4172 when !TARGET_DSP.
4173 (print_operand): Add 'q' for printing DSP accumulators.
4174 (mips_cannot_change_mode_class): Check ACC_REGS.
4175 (mips_secondary_reload_class): Check ACC_REGS.
4176 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4177 (mips_register_move_cost): Check ACC_REGS.
4178 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4179 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4180 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4181 (dsp_bdesc): New array.
4182 (bdesc_arrays): Add DSP builtin function table.
4183 (mips_prepare_builtin_arg): Check predicate again after
4184 copy_to_mode_reg.
4185 (mips_expand_builtin): Add one more parameter to
4186 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4187 MIPS_BUILTIN_BPOSGE32.
4188 (mips_init_builtins): Initialize new function types.
4189 (mips_expand_builtin_direct): Check if builtin functions need to
4190 return a value and pass operands properly.
4191 (mips_expand_builtin_bposge): New function.
4192 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4193 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4194 (FIRST_PSEUDO_REGISTER): Increase to 188.
4195 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4196 Update for 12 new DSP registers.
4197 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4198 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4199 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4200 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4201 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4202 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4203 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4204 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4205 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4206 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4207 (REGISTER_NAMES): Add names for 12 new DSP registers.
4208 * config/mips/mips.md: Include mips-dsp.md.
4209 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4210 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4211 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4212 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4213 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4214 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4215 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4216 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4217 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4218 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4219 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4220 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4221 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4222 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4223 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4224 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4225 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4226 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4227 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4228 (UNSPEC_RDDSP): New constants.
4229 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4230 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4231 A<-d alternative.
4232 * config/mips/mips.opt (-mdsp): New option.
4233 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4234 (reg_imm10_operand): New predicates.
4235 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4236 * doc/invoke.texi (-mdsp): Document new option.
4238 2005-07-22 DJ Delorie <dj@redhat.com>
4240 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4241 to warning calls.
4242 * tree-inline.c (inlinable_function_p): Likewise.
4244 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4246 PR debug/21828
4247 * toplev.c (check_global_declarations): Do not mark undefined
4248 variables as DECL_IGNORED_P.
4249 * varasm.c (first_global_object_name): GTY it.
4250 (weak_global_object_name): Likewise.
4251 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4252 a string to go into {weak,first}_global_object_name.
4254 2005-07-22 DJ Delorie <dj@redhat.com>
4256 * c-format.c (check_function_format): Change warning control
4257 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4259 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4261 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4262 &PTR->FLD a dereference of PTR.
4263 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4264 a potential dereference of PTR.
4266 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4268 PR rtl-optimization/20370
4269 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4270 call allocate_reg_info if necessary.
4272 PR rtl-optimization/21848
4273 * calls.c (emit_library_call_value_1): For const functions, add
4274 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4276 PR rtl-optimization/22445
4277 * cselib.c (target.h): Include.
4278 (rtx_equal_for_cselib_p): Allow commutative matches.
4279 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4280 Remove MODE parameter. Changed all callers.
4282 PR rtl-optimization/22258
4283 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4284 New functions.
4285 (try_combine): Use likely_spilled_retval_p.
4287 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4289 * config.gcc: Add crx-elf support.
4291 * doc/contrib.texi: Mention crx.
4292 * doc/extend.texi: Document crx extensions.
4293 * doc/install.texi: Document crx install.
4294 * doc/invoke.texi: Document crx options.
4295 * doc/md.texi: Document crx constraints.
4297 * config/crx/crx-protos.h: New file.
4298 * config/crx/crx.c: New file.
4299 * config/crx/crx.h: New file.
4300 * config/crx/crx.md: New file.
4301 * config/crx/crx.opt: New file.
4302 * config/crx/t-crx: New file.
4304 2005-07-22 Manfred Hollstein <mh@suse.com>
4306 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4307 warnings.
4308 (int_add_graph_edge): Likewise.
4309 (collapse_nodes): Likewise.
4310 (process_unification_queue): Likewise.
4312 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4313 Laurent GUERBY <laurent@guerby.net>
4315 PR tree-optimization/22336
4316 * function.c (record_block_change): Check for
4317 cfun->ib_boundaries_block.
4319 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4321 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4322 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4324 2005-07-21 DJ Delorie <dj@redhat.com>
4326 * toplev.c (warn_deprecated_use): Add warning control to warning
4327 call.
4328 * c-typeck.c (parser_build_binary_op): Likewise.
4329 (c_finish_if_stmt): Likewise.
4330 * c-common.c (check_function_sentinel): Likewise.
4331 (check_nonnull_arg): Likewise.
4333 2005-07-21 Richard Henderson <rth@redhat.com>
4335 PR tree-opt/22504
4336 * tree-complex.c (complex_ssa_name_components): New.
4337 (cvc_lookup): Allow entry not found.
4338 (create_components): Remove.
4339 (create_one_component_var, get_component_var): New.
4340 (get_component_ssa_name, set_component_ssa_name): New.
4341 (extract_component): Use get_component_ssa_name.
4342 (update_complex_components): Use set_component_ssa_name.
4343 (update_complex_components_on_edge): Likewise.
4344 (update_phi_components): Create new PHI nodes directly, instead
4345 of adding insns to edges.
4346 (tree_lower_complex): Allocate and free complex_variable_components
4347 and complex_ssa_name_components here.
4349 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4351 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4352 revert to returning false.
4354 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4356 PR target/21149
4357 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4359 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4361 PR target/22576
4362 * config/i386/i386.md (cmpxf): Change operand constraints
4363 to "nonmemory_operand".
4365 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4367 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4369 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4371 PR middle-end/21180
4372 * fold-const.c (fold_build1): Add checksum for the operands.
4373 (fold_build2): Likewise.
4374 (fold_build3): Likewise.
4376 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4378 PR middle-end/19055
4379 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4381 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4383 * common.opt (-fforward-propagate): Committed by mistake,
4384 removed.
4386 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4388 * reg-stack.c: Fix comment typo(s).
4389 * tree-ssa-operands.c: Likewise.
4390 * tree-vectorizer: Likewise.
4392 2005-07-21 Nick Clifton <nickc@redhat.com>
4394 * config/sh/symbian.c: Replace C++ style line comments with C
4395 style line comments.
4396 (symbian_add_attribute): Do not use a ? operator on the LHS of
4397 an assignment.
4398 (sh_symbian_handle_dll_attribute): Change the type of the
4399 method vector to "VEC(tree,gc)*" and use vector accessor
4400 macros to walk over the elements.
4401 (symbian_export_vtable_and_rtti_p): Likewise.
4402 (symbian_class_needs_attribute_p): Likewise.
4404 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4406 PR target/22085
4407 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4408 initialize targetm.resolve_overloaded_builtin here.
4409 (altivec_expand_overloaded_builtin): Make it non-static.
4410 * config/rs6000/rs6000-protos.h
4411 (altivec_expand_overloaded_builtin): New prototype.
4412 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4413 targetm.resolve_overloaded_builtin here.
4414 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4416 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4417 Zdenek Dvorak <dvorakz@suse.cz>
4419 PR tree-optimization/19210
4420 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4421 New.
4422 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4423 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4424 rely on unproven assumptions.
4425 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4426 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4427 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4428 to number_of_iterations_exit.
4429 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4430 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4431 * tree-ssa-loop-niter.c (find_loop_niter,
4432 estimate_numbers_of_iterations_loop): Likewise.
4433 (number_of_iterations_exit): Honor the new options.
4434 * doc/invoke.texi (Wunsafe-loop-optimizations,
4435 funsafe-loop-optimizations): Document them.
4437 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4439 PR rtl-optimization/22167
4440 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4442 2005-07-20 Adam Nemet <anemet@lnxw.com>
4444 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4445 __do_global_dtors_aux longcall.
4447 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4449 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4450 (old_special_pred_table): Don't reference
4451 SPECIAL_MODE_PREDICATES.
4452 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4453 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4454 * config/sh/predicates.h: Don't mention
4455 SPECIAL_MODE_PREDICATES.
4456 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4457 Remove.
4459 2005-07-20 DJ Delorie <dj@redhat.com>
4461 * config.gcc: Add m32c-elf support.
4463 * doc/contrib.texi: Mention m32c.
4464 * doc/extend.texi: Document m32c extensions.
4465 * doc/install.texi: Mention m32c.
4466 * doc/invoke.texi: Document m32c options.
4467 * doc/md.texi: Document m32c constraints.
4469 * config/m32c/addsub.md: New file.
4470 * config/m32c/bitops.md: New file.
4471 * config/m32c/cond.md: New file.
4472 * config/m32c/jump.md: New file.
4473 * config/m32c/m32c-lib1.S: New file.
4474 * config/m32c/m32c-lib2.c: New file.
4475 * config/m32c/m32c-modes.def: New file.
4476 * config/m32c/m32c-pragma.c: New file.
4477 * config/m32c/m32c-protos.h: New file.
4478 * config/m32c/m32c.abi: New file.
4479 * config/m32c/m32c.c: New file.
4480 * config/m32c/m32c.h: New file.
4481 * config/m32c/m32c.md: New file.
4482 * config/m32c/m32c.opt: New file.
4483 * config/m32c/minmax.md: New file.
4484 * config/m32c/mov.md: New file.
4485 * config/m32c/muldiv.md: New file.
4486 * config/m32c/predicates.md: New file.
4487 * config/m32c/prologue.md: New file.
4488 * config/m32c/shift.md: New file.
4489 * config/m32c/t-m32c: New file.
4491 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4493 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4494 (stack_protect_set, stack_protect_test): New expanders.
4495 (stack_protect_set_si, stack_protect_set_si_media,
4496 stack_protect_set_di_media, stack_protect_test_si,
4497 stack_protect_test_si_media, stack_protect_test_di_media):
4498 New insns.
4500 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4502 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4504 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4506 * tree.h (tree_expr_nonzero_p): Export.
4507 * fold-const.c (tree_expr_nonzero_p): Likewise.
4508 Return true for CALL_EXPRs that are alloca calls.
4509 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4510 against zero.
4511 * tree-flow.h (expr_computes_nonzero): Remove.
4512 * tree-vrp.c (expr_computes_nonzero): Remove.
4513 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4514 (extract_range_from_unary_expr): Likewise.
4515 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4516 tree_expr_nonzero_p.
4518 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4520 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4521 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4522 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4523 All callers changed.
4524 (frame_related_constant_load): New arg "related" which controls
4525 setting of RTX_FRAME_RELATED_P. All callers changed.
4526 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4527 (bfin_expand_prologue): Add stack limit checking.
4528 * config/bfin/bfin.md (trapifcc): New pattern.
4530 * config/bfin/bfin.c: Include "langhooks.h".
4531 (def_builtin): Go through lang_hooks to call builtin_function.
4533 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4534 * config/bfin/predicates.md (symbol_ref_operand): New.
4535 (call_insn_operand): Delete. All callers changed to use
4536 register_no_elim_operand.
4537 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4538 call_cookie field.
4539 (function_arg): Use it to generate the call's operand 2.
4540 (bfin_longcall_p): New function.
4541 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4542 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4543 determine if the address needs to be in a REG.
4544 (bfin_handle_longcall_attribute): New function.
4545 (bfin_attribute_table): Add "longcall" and "shortcall".
4546 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4547 (CUMULATIVE_ARGS): New member call_cookie.
4548 (PREDICATE_CODES): Add symbol_ref_operand.
4549 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4550 extra USE to the pattern.
4551 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4552 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4553 sibcall_value_insn; now the new patterns handle direct calls and the
4554 old ones indirect calls.
4555 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4557 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4559 * doc/trouble.texi: Update section on handling of empty loops.
4561 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4563 * config.gcc: Remove support for sparc-*-openbsd*,
4564 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4565 ns32k-*-netbsd*.
4566 * config.host: Remove support for i860-*-sysv4* as a host.
4567 * config/i860/*, config/ip2k/*, config/ns32k/*,
4568 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4569 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4570 mention obsolete ports.
4572 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4574 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4575 soft frame pointer.
4576 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4577 of frame_pointer_rtx.
4578 (sh_expand_epilogue): Likewise.
4579 (sh_set_return_address): Likewise.
4580 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4581 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4582 offsets from FRAME_POINTER_REGNUM.
4583 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4584 (sh_register_names): Add initializer for sfp.
4585 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4586 (VALID_REGISTER_P): Likewise.
4587 (FIRST_PSEUDO_REGISTER): Update.
4588 (DWARF_FRAME_REGISTERS): Define.
4589 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4590 (HARD_FRAME_POINTER_REGNUM): Define.
4591 (FRAME_POINTER_REGNUM): Redefine.
4592 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4593 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4594 from FRAME_POINTER_REGNUM.
4595 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4596 FRAME_POINTER_REGNUM.
4597 (REG_CLASS_CONTENTS): Add sfp.
4598 (REG_ALLOC_ORDER): Likewise.
4599 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4600 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4601 of frame_pointer_rtx.
4602 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4604 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4606 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4607 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4608 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4609 of an ABS_EXPR.
4610 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4611 ABS_EXPR<x>.
4613 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4615 Make CONSTRUCTOR use VEC to store initializers.
4616 * c-common.c (complete_array_type): Update to cope with VEC in
4617 CONSTRUCTOR_ELTS.
4618 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4619 (pp_c_constructor_elts): New function.
4620 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4621 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4622 struct constructor_stack, struct initializer_stack,
4623 constructor_elements, push_init_level, pop_init_level,
4624 add_pending_init, find_init_member, output_init_element): Update to
4625 cope with VEC in CONSTRUCTOR_ELTS.
4626 * coverage.c (build_fn_info_value, build_ctr_info_value,
4627 build_gcov_info): Likewise.
4628 * expr.c (categorize_ctor_elements_1, store_constructor,
4629 expand_expr_real_1): Likewise.
4630 * fold-const.c (fold_ternary): Likewise.
4631 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4632 gimplify_init_constructor, gimplify_expr): Likewise.
4633 * tree-dump.c (dequeue_and_dump): Likewise.
4634 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4635 node.
4636 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4637 CONSTRUCTOR_ELTS.
4638 * tree-sra.c (generate_element_init_1): Likewise.
4639 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4640 * tree-ssa-operands.c (get_expr_operands): Likewise.
4641 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4642 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4643 (get_initial_def_for_reduction): Likewise.
4644 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4645 value handle in annotations.
4646 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4647 tree_node_structure): Add support for constr_kind.
4648 (build_vector_from_ctor, build_constructor_single,
4649 build_constructor_from_list): New functions.
4650 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4651 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4652 Update to cope with VEC in CONSTRUCTOR_ELTS.
4653 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4654 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4655 CONSTRUCTOR_APPEND_ELT): New macros.
4656 (struct constructor_elt, struct tree_constructor): New data types.
4657 (union tree_node): Add tree_constructor field.
4658 * treestruct.def: Define TS_CONSTRUCTOR.
4659 * varasm.c (const_hash_1, compare_constant, copy_constant,
4660 compute_reloc_for_constant, output_addressed_constants,
4661 initializer_constant_valid_p, output_constant,
4662 array_size_for_constructor, output_constructor): Update to cope with
4663 VEC in CONSTRUCTOR_ELTS.
4664 * vec.h (VEC_empty, VEC_copy): New macros.
4666 2005-07-19 Devang Patel <dpatel@apple.com>
4668 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4670 2005-07-19 Richard Henderson <rth@redhat.com>
4672 PR tree-opt/22278
4673 * gimplify.c (gimplify_expr): Use main variant type for the temp
4674 destination for a discarded volatile read.
4675 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4676 casts between non-void types that change volatility.
4678 2005-07-15 DJ Delorie <dj@redhat.com>
4680 * toplev.h: Add comment about the first parameter for warning().
4681 * errors.h: Likewise.
4683 * c.opt (Wpragmas): New.
4684 * doc/invoke.texi: Document it.
4686 * function.c (do_warn_unused_parameter): Add warning control to
4687 warning call.
4688 * c-decl.c (warn_if_shadowing): Likewise.
4689 * c-lex.c (cb_def_pragma): Likewise.
4690 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4691 (pop_alignment): Likewise.
4692 (handle_pragma_pack): Likewise.
4693 (apply_pragma_weak): Likewise.
4694 (handle_pragma_weak): Likewise.
4695 (handle_pragma_redefine_extname): Likewise.
4696 (add_to_renaming_pragma_list): Likewise.
4697 (handle_pragma_extern_prefix): Likewise.
4698 (maybe_apply_renaming_pragma): Likewise.
4699 (handle_pragma_visibility): Likewise.
4701 * config/c4x/c4x-c.c (BAD): Likewise.
4702 (c4x_parse_pragma): Likewise.
4703 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4704 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4705 (rs6000_pragma_longcall): Likewise.
4706 * config/v850/v850-c.c (pop_data_area): Likewise.
4707 (ghs_pragma_section): Likewise.
4708 (ghs_pragma_section): Likewise.
4709 (ghs_pragma_interrupt): Likewise.
4710 (ghs_pragma_starttda): Likewise.
4711 (ghs_pragma_startsda): Likewise.
4712 (ghs_pragma_startzda): Likewise.
4713 (ghs_pragma_endtda): Likewise.
4714 (ghs_pragma_endsda): Likewise.
4715 (ghs_pragma_endzda): Likewise.
4717 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4718 Kenneth Zadeck <zadeck@naturalbridge.com>
4720 * Makefile.in: Removed tree-promote-statics.c
4721 * tree-promote-statics.c: Removed.
4722 * common.opt: Removed flag-promote-statics.
4723 * opts.c: Ditto.
4724 * passes.c: Removed tree-promote-statics pass.
4725 * tree-pass.h: Ditto.
4726 * timevar.def: Removed TV_PROMOTE_STATICS.
4729 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4731 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4732 and *-*-freebsd9.
4733 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4735 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4737 PR c/22476
4738 * c-common.c (check_function_arguments): Call
4739 'check_function_format' if either -Wformat or
4740 -Wmissing-format-attribute are specified.
4741 * c-format.c (check_function_format): Check -Wformat before
4742 calling 'check_format_info'.
4743 * c-opts.c (c_common_post_options): Don't warn for
4744 -Wmissing-format-attribute without -Wformat.
4745 * c-typeck.c (convert_for_assignment): Detect additional cases for
4746 -Wmissing-format-attribute.
4747 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4748 behavior.
4750 2005-07-19 Richard Guenther <rguenther@suse.de>
4752 * config/i386/i386.md (lrint<mode>2): Use temporary
4753 instead of clobbering non-existent memory.
4755 2005-07-19 Nick Clifton <nickc@redhat.com>
4757 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4758 statement to avoid displaying ASCII control characters.
4760 2005-07-19 Ben Elliston <bje@au.ibm.com>
4762 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4763 * cfganal.c (find_edge_index): Ditto.
4764 * combine.c (combine_instructions): Ditto.
4765 * ddg.c (create_scc): Ditto.
4766 (find_successors): Ditto.
4767 (find_predecessors): Ditto.
4768 (find_nodes_on_paths): Ditto.
4769 (longest_simple_path): Ditto.
4770 * flow.c (update_life_info): Ditto.
4771 (count_or_remove_death_notes): Ditto.
4772 (clear_log_links): Ditto.
4773 * modulo-sched.c (generate_reg_moves): Ditto.
4774 (find_max_asap): Ditto.
4775 (find_max_hv_min_mob): Ditto.
4776 (find_max_dv_min_mob): Ditto.
4777 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4778 * sched-rgn.c (extract_edgelst): Ditto.
4779 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4780 (dump_update_ssa): Ditto.
4781 (ssa_names_to_replace) Ditto.
4782 (switch_virtuals_to_full_rewrite): Ditto.
4783 (update_ssa): Ditto.
4784 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4786 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4788 Fix PR tree-optimization/22483
4790 * tree-complex.c (create_components): Use
4791 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4792 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4793 * tree-flow.h (safe_referenced_var_iterator): New structure.
4794 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4795 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4796 safe_referenced_var iterator.
4797 (add_type_alias): Ditto.
4799 2005-07-19 Steven Bosscher <stevenb@suse.de>
4801 * loop-init.c (rest_of_handle_loop2): Remove.
4802 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4803 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4804 (pass_rtl_loop_init, pass_rtl_loop_done,
4805 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4806 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4807 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4808 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4809 pass_tree_loop_done, and pass_tree_unswitch.
4810 (gate_loop): Rename to gate_tree_loop.
4811 * passes.c (init_optimization_passes): Update for renamed tree
4812 loop passes. Add the new loop2 passes as subpasses of loop2.
4813 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4814 Update for the renamed tree loop passes.
4816 2005-07-18 Ian Lance Taylor <ian@airs.com>
4818 PR middle-end/22057
4819 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4820 blocks when optimizing.
4822 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4824 * common.opt (frename-registers): Initialize to 2.
4825 (fweb): Ditto.
4826 (fgcse-after-reload): Ditto.
4827 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4828 (process_options): Only change flag_web, flag_rename_registers,
4829 and flag_rerun_cse_after_loop if not explicitly set by user.
4831 2005-07-18 Jan Beulich <jbeulich@novell.com>
4833 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4834 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4835 in 64-bit mode the same as DImode in 32-bit mode.
4836 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4837 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4838 mode. Add new mode parameter.
4839 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4840 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4841 x86_64_shift_adj): New expanders.
4842 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4843 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4844 insns.
4845 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4846 DImode shift splitters.
4847 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4848 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4849 mode parameter.
4851 2005-07-18 Jan Beulich <jbeulich@novell.com>
4853 * i386.md (movdi_extzv_1): New.
4854 (zero_extendhidi2): Combine alternatives and never force use of
4855 REX64 prefix.
4856 (zero_extendqidi2): Likewise. Don't restrict input selection.
4858 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4860 Fix PR tree-optimization/22531
4861 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4862 moment.
4864 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4866 * tree-promote-statics.c (pass_promote_statics): Change dump file
4867 name.
4869 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4871 * tree-optimize.c (init_tree_optimization_passes): Add
4872 pass_eliminate_useless_stores pass.
4873 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4874 * tree-ssa-pre.c (is_copy_stmt): New function.
4875 (follow_copies_till_vuse): Ditto.
4876 (do_eustores): Ditto.
4877 (gate_eustores): Ditto.
4879 2005-07-16 Richard Henderson <rth@redhat.com>
4881 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4883 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4884 Kenneth Zadeck <zadeck@naturalbridge.com>
4886 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4887 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4888 ipa-type-escape.h, tree-promote-statics.c
4889 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4890 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4891 tree-promote-statics.c: new files.
4892 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4893 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4894 int nonlocal_set_p, mark_constant_function): Deleted.
4895 (rest_of_handle_cfg): Removed call to mark_constant_function.
4896 (nonoverlapping_component_refs_p): Added calls to support
4897 type based aliasing.
4898 * tree-ssa-alias.c (may_alias_p,
4899 compute_flow_insensitive_aliasing): Ditto.
4900 * calls.c (flags_from_decl_or_type): Removed reference to
4901 cgraph_rtl_info.
4902 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4903 too many arguments. This is necessary for Spec 2000.
4904 * cgraph.h (const_function, pure_function): Removed.
4905 * common.opt: Added "fipa-pure-const", "fipa-reference",
4906 "fipa-type-escape", and "ftree-promote-static".
4907 * opts.c: Ditto.
4908 * passes.c: Added ipa and tree-promote-statics passes.
4909 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4910 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4911 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4912 * tree-flow.h: Added exposed sra calls and addition of
4913 reference_vars_info field for FUNCTION_DECLS.
4914 * tree-pass.h: Added passes.
4915 * tree-sra.c: (sra_init_cache): New function.
4916 (sra_insert_before, sra_insert_after) Made public.
4917 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4918 and made public.
4919 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4920 aliasing. (may_alias_p): Added code to use type escape analysis to
4921 improve alias sets.
4922 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4923 code to prune clobbers of static variables based on information
4924 produced in ipa-reference pass. Changed call clobbering so that
4925 statics are not marked as clobbered if the call does not clobber
4926 them.
4928 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4930 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4931 too.
4933 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4935 * doc/install.texi (*-*-solaris2*): Document recommended version
4936 of GNU binutils and mention GNU linker problem on Solaris 10.
4938 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4940 PR c/22421
4941 * c-decl.c (c_build_bitfield_integer_type): New function.
4942 (finish_struct): Call it.
4943 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4945 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4947 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4948 before returning.
4950 2005-07-16 Jan Hubicka <jh@suse.cz>
4952 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4953 (scale_bbs_frequencies_int): Watch roundoff errors.
4954 * predict.c (return_prediction): Initialize return_stmt.
4956 2005-07-16 Jan Hubicka <jh@suse.cz>
4958 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4959 after RTL profiling.
4961 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4963 PR middle-end/22398
4964 * fold-const.c (build_range_check): Convert high/low to etype
4965 if we are only comparing against exp.
4967 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4969 Fix PR tree-optimization/22376
4970 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4971 special var here.
4972 (need_to_solve): New function.
4973 (compute_points_to_sets): Use it.
4975 2005-07-15 Jan Hubicka <jh@suse.cz>
4977 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4978 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4980 2005-07-15 Richard Guenther <rguenther@suse.de>
4982 * c-common.c (handle_flatten_attribute): New function.
4983 Add flatten function attribute.
4984 * doc/extend.texi: Document flatten function attribute.
4985 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4986 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4987 New functions.
4988 (cgraph_decide_inlining): Handle functions with flatten
4989 attribute.
4991 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4993 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4994 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4995 UNSPEC_XCHG, UNSPEC_AND): New.
4996 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4997 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4998 * config/rs6000/sync.md (FETCHOP): New code macro.
4999 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5000 New code attrs.
5001 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5002 (sync_compare_and_swap<mode>): Same.
5003 (sync_lock_test_and_set<mode>): Same.
5004 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5005 for QImode and HImode, and not PPC405.
5006 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5007 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5008 (sync_<fetchop>{si,di}_internal): New.
5009 (sync_nand{si,di}_internal): New.
5010 (sync_old_<fetchop>{si,di}_internal): New.
5011 (sync_old_nand{si,di}_internal): New
5012 (sync_new_<fetchop>{si,di}_internal): New.
5013 (sync_new_nand{si,di}_internal): New.
5014 (atomic_and{si,di}): New.
5015 (sync_new_nand{si,di}_internal): New.
5016 (atomic_and{si,di}): New.
5017 (sync_add<mode>_internal): Delete.
5018 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5019 (sync_sub<mode>_internal): Delte.
5020 (sync_subshort_internal): New.
5021 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5022 (sync_anddi_internal): Delete.
5023 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5024 (sync_booldi_internal): Delete.
5025 (sync_boolc<mode>_internal): Delete.
5026 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5027 (sync_boolc<mode>_internal2): Delete.
5028 (sync_boolcc<mode>_internal): Delete.
5029 (isync, lwsync): Use unspec instead of unspec_volatile.
5030 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5031 Revert UNSPEC_VOLATILE.
5032 (rs6000_split_atomic_op): New.
5033 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5035 2005-07-14 Eric Christopher <echristo@redhat.com>
5037 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5038 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5040 2005-07-14 Eric Christopher <echristo@redhat.com>
5042 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5044 2005-07-14 Steven Bosscher <stevenb@suse.de>
5046 PR tree-optimization/22230
5047 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5048 the computation of the four cross productions for "range op range".
5050 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5051 Ulrich Weigand <uweigand@de.ibm.com>
5053 PR target/20126
5054 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5055 in some insn.
5057 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5059 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5061 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5063 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5065 2005-07-14 Richard Guenther <rguenther@suse.de>
5067 PR middle-end/22347
5068 * config/i386/i386-protos.h (ix86_function_value): Change
5069 prototype to match new target hook.
5070 * config/i386/i386.c (ix86_value_regno): Change prototype
5071 to take extra type argument.
5072 (TARGET_FUNCTION_VALUE): Define.
5073 (ix86_function_ok_for_sibcall): Pass extra argument to
5074 ix86_value_regno, check return slot rtx for exact match.
5075 (ix86_function_value): Take extra parameter. Dispatch to
5076 ix86_value_regno with fndecl/fntype as provided.
5077 (ix86_value_regno): Handle extra type argument.
5078 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5080 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5081 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5082 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5083 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5084 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5086 2005-07-14 Richard Guenther <rguenther@suse.de>
5088 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5089 * calls.c (expand_call): Pass fntype to hard_function_value.
5090 (emit_library_call_value_1): Likewise.
5091 * explow.c: Include target.h.
5092 (hard_function_value): Take extra argument, the fntype.
5093 Use new target hook for function_value.
5094 * expr.h (hard_function_value): Change prototype.
5095 * function.c (aggregate_value_p): Pass 0 as fntype to
5096 hard_function_value.
5097 (assign_parms): Use new target hook for function_value.
5098 Pass 0 as fntype to hard_function_value.
5099 (expand_function_end): Likewise.
5100 * reg-stack.c: Include target.h.
5101 (stack_result): Use new target hook for function_value.
5102 * target-def.h: New target hook function_value.
5103 * target.h: Likewise.
5104 * targhooks.c (default_function_value): New function.
5105 * targhooks.h (default_function_value): Declare.
5107 2005-07-13 Ian Lance Taylor <ian@airs.com>
5109 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5111 2005-07-14 Jan Hubicka <jh@suse.cz>
5113 * tree-dfa.c (dump_variable): Use default_def function.
5114 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5115 * tree-ssa.c (verify_use): Likewise.
5116 * tree-ssanames.c (release_ssa_name): Likewise.
5117 * tree-tailcall.c (eliminate_tail_call): Likewise.
5118 (tree_optimize_tail_calls_1): Likewise.
5119 * tree-vrp.c (get_value_range): Likewise.
5121 2005-07-14 Ben Elliston <bje@au.ibm.com>
5123 * gcc.c (main): Compare language[0] with '*' when iterating over
5124 the infiles.
5126 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5128 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5129 "s390_emit_compare". Add handling of CCZ1mode.
5130 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5131 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5132 checking.
5133 (s390_branch_condition_mask): Add CCZ1mode handling.
5134 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5135 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5136 Use CCZ1mode instead of CCZmode.
5137 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5139 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5141 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5142 pattern.
5143 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5145 2005-07-13 Eric Christopher <echristo@redhat.com>
5147 * config/mips/mips.c (mips_canonicalize_comparison): New.
5148 (mips_emit_int_relational): Use.
5150 2005-07-13 Eric Christopher <echristo@redhat.com>
5152 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5153 static extra parts.
5154 * config/s390/s390.md: Include tpf.md. Move tpf specific
5155 patterns...
5156 * config/s390/tpf.md: To here.
5157 * config/s390/s390.opt: Move tpf specific options...
5158 * config/s390/tpf.opt: to here. Add mmain option.
5159 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5160 * config/s390/tpf.h: Rewrite.
5162 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5164 * doc/tm.texi: Remove @xref{Cross-profiling}.
5166 2005-07-13 Jeff Law <law@redhat.com>
5168 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5169 expressions, test their _DECL operands for pointer equality rather
5170 than using operand_equal_p.
5172 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5174 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5175 (TARGET_POSIX_IO): This.
5176 * config/darwin.h: Likewise.
5177 * config/freebsd.h: Likewise.
5178 * config/linux.h: Likewise.
5179 * config/lynx.h: Likewise.
5180 * config/netbsd.h: Likewise.
5181 * config/rs6000/linux64.h: Likewise.
5182 * config/rs6000/linux.h: Likewise.
5183 * config/s390/tpf.h: Likewise.
5184 * config/sh/embed-elf.h: Likewise.
5185 * config/sparc/linux64.h: Likewise.
5186 * config/sparc/linux.h: Likewise.
5187 * config/svr4.h: Likewise.
5188 * gcov-io.h: Likewise.
5190 * doc/tm.texi: Updated.
5192 * libgcov.c (create_file_directory): Defined only if
5193 TARGET_POSIX_IO is defined.
5194 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5195 is defined.
5197 2005-07-13 Jan Hubicka <jh@suse.cz>
5199 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5201 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5203 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5204 structure as argument.
5206 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5208 PR tree-optimization/21921
5209 * tree-iterator.c (tsi_link_before): Support the case when
5210 tsi_end_p (tsi) == true.
5212 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5214 PR tree-optimization/22442
5215 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5216 correctly.
5218 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5220 PR rtl-optimization/20376
5221 * toplev.c (process_options): Enable -fweb and -frename-registers when
5222 unrolling.
5223 * doc/invoke.texi: Update the information about when -fweb and
5224 -frename-registers are enabled.
5226 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5228 PR tree-opt/21840
5229 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5230 if *rhs_p is not a SSA_NAME.
5232 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5234 Fix PR tree-optimization/22422
5235 * tree-ssa-structalias.c (struct variable_info): Add flag for
5236 special vars.
5237 (get_varinfo): Now a static function.
5238 (new_varinfo): init has_union and is_special_var to false.
5239 (solution_set_add): Check has_union.
5240 (do_da_constraint): Move temporary variable so it gets reset
5241 properly.
5242 Also check for special variable.
5243 (do_ds_constraint): Ditto.
5244 (do_sd_constraint): Ditto.
5245 (do_structure_copy): Check for special variable.
5246 (find_func_aliases): Ditto.
5247 (init_base_vars): Set special vars properly.
5249 2005-07-13 Jan Hubicka <jh@suse.cz>
5251 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5252 do unit-at-a-time.
5254 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5255 (get_expr_operands): Fix thinko wrt flags and subvars.
5257 PR tree-optimize/22379
5258 * tree-inline.c (expand_call_inline): Do not output sorry in early
5259 inlining.
5261 2005-07-12 Dale Johannesen <dalej@apple.com>
5263 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5265 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5267 PR bootstrap/21704
5268 * host-linux.h: Include limits.h.
5270 2005-07-12 Dale Johannesen <dalej@apple.com>
5272 * expr.c (compress_float_constant): Add cost check.
5273 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5275 2005-07-12 Dale Johannesen <dalej@apple.com>
5277 * gcc.target/i386/compress-float-sse.c: New.
5278 * gcc.target/i386/compress-float-sse-pic.c: New.
5279 * gcc.target/i386/compress-float-387.c: New.
5280 * gcc.target/i386/compress-float-387-pic.c: New.
5281 * gcc.dg/compress-float-ppc.c: New.
5282 * gcc.dg/compress-float-ppc-pic.c: New.
5284 2005-07-12 Eric Christopher <echristo@redhat.com>
5286 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5287 static extra parts.
5288 * config/s390/s390.md: Include tpf.md. Move tpf specific
5289 patterns...
5290 * config/s390/tpf.md: To here.
5291 * config/s390/s390.opt: Move tpf specific options...
5292 * config/s390/tpf.opt: to here. Add mmain option.
5293 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5294 * config/s390/tpf.h: Rewrite.
5296 2005-07-12 Eric Christopher <echristo@redhat.com>
5298 * gcc.c (struct infile): Update comment for language.
5299 (main): Rewrite input file resetting code.
5301 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5303 PR tree-opt/22335
5304 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5305 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5306 (lookup_avail_expr): Use constant_boolean_node instead
5307 of boolean_false_node/boolean_true_node.
5309 2005-07-12 Ben Elliston <bje@au.ibm.com>
5311 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5312 and use it when printing num_edges.
5314 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5316 * doc/extend.texi (Blackfin Built-in Functions): New section.
5317 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5318 @opindex.
5320 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5322 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5323 s/cmpstrsi/cmpstrnsi
5324 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5325 'cmpstrnsi'.
5326 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5327 (init_optabs): Initialize cmpstrn_optab.
5328 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5329 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5330 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5331 * config/i386/i386.md: s/cmpstr/cmpstrn
5332 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5333 * doc/md.texi: Update documentation.
5335 2005-07-11 Richard Henderson <rth@redhat.com>
5337 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5338 build_va_arg_indirect_ref.
5339 (alpha_gimplify_va_arg): Likewise.
5340 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5341 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5342 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5343 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5344 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5345 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5346 Likewise.
5347 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5349 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5351 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5352 * passes.c (init_optimization_passes): Add pass_empty_loop.
5353 * tree-pass.h (pass_empty_loop): Declare.
5354 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5355 try_remove_empty_loop, remove_empty_loops): New functions.
5356 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5357 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5359 2005-07-12 Peter Barada <peter@the-baradas.com>
5361 PR middle-end/16719
5362 PR middle-end/18421
5363 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5364 in address registers.
5365 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5366 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5367 alternative of addsi3_5200.
5369 2005-07-11 Ian Lance Taylor <ian@airs.com>
5371 * config/mips/mips.md (ffs<mode>2): Remove.
5373 2005-07-11 Ian Lance Taylor <ian@airs.com>
5375 * doc/tree-ssa.texi (Cleanups): Improve description of
5376 TRY_FINALLY_EXPR.
5377 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5379 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5381 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5382 * tree.h (DECL_ARGUMENT_FLD): New macro.
5384 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5386 Fix PR tree-optimization/22404
5388 * tree-ssa-structalias.c (create_variable_info_for): Use
5389 correct offset.
5391 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5393 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5394 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5395 for second comparison operand.
5396 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5398 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5399 (define_insn_reservation "alu"): Likewise.
5400 (csync, ssync): Now of type sync.
5401 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5402 -mcsync-anomaly -mspecld-anomaly.
5403 * config/bfin/bfin.opt (mcsync): Remove.
5404 (mcsync-anomaly, mspecld-anomaly): Add.
5405 * config/bfin/bfin.c: Include "insn-codes.h".
5406 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5407 (TARGET_DEFAULT_TARGET_FLAGS): New.
5408 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5410 2005-07-11 Steven Bosscher <stevenb@suse.de>
5412 * basic-block.h: Give the BB flags enum a name, bb_flags.
5413 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5414 * cfgcleanup.c (enum bb_flags): Remove here.
5415 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5416 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5417 (update_forwarder_flag): Likewise.
5418 (thread_jump): Likewise.
5419 (try_forward_edges): Likewise.
5420 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5421 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5422 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5424 2005-07-11 Richard Guenther <rguenther@suse.de>
5426 * config/i386/i386.opt: New target option -msseregparm.
5427 * config/i386/i386.c (override_options): Error out for
5428 -msseregparm but no SSE support.
5429 (ix86_function_sseregparm): Check for global sseregparm.
5430 * doc/invoke.texi: Document -msseregparm.
5432 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5434 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5435 (m32rle-*-linux*): Ditto.
5437 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5439 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5440 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5441 bytes.
5443 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5445 PR middle-end/22239
5446 PR target/20126
5447 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5448 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5450 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5452 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5453 (varmap): Heapify varmap.
5454 (constraints): Heapify constraints.
5455 (struct constraint_graph): Heapify succs and preds.
5456 (constraint_vec_find): Update for heapification.
5457 (constraint_set_union): Ditto.
5458 (insert_into_complex): Ditto.
5459 (constraint_edge_vec_find): Ditto.
5460 (erase_graph_self_edge): Ditto.
5461 (add_graph_edge): Ditto.
5462 (get_graph_weights): Ditto.
5463 (merge_graph_nodes): Ditto.
5464 (build_constraint_graph): Ditto.
5465 (topo_visit): Ditto.
5466 (solve_graph): Ditto.
5467 (create_variable_info_for): Ditto.
5468 (init_base_vars): Ditto.
5469 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5470 (condese_varmap_nodes): Free complex vector.
5471 (clear_edges_for_node): Clear succs and preds vector.
5473 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5475 * tree-ssa-structalias.c (update_alias_info): Change counting of
5476 references to not include vdefs.
5478 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5480 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5481 (up_insert): Ditto.
5483 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5485 * pa.c (pa_commutative_p): Make PLUS commutative when
5486 TARGET_NO_SPACE_REGS is true.
5488 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5490 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5491 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5492 * tree-dfa.c (dump_subvars_for): New.
5493 (debug_subvars_for): New.
5494 (dump_variable): Show subvariables if VAR has them.
5495 * tree-flow-inline.h (get_subvar_at): New.
5496 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5497 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5498 Update all users.
5499 (struct subvar): Change fields offset and size to unsigned
5500 HOST_WIDE_INT.
5501 (dump_subvars_for): Declare.
5502 (debug_subvars_for): Declare.
5503 (get_subvar_at): Declare.
5504 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5505 to unsigned HOST_WIDE_INT *.
5506 (overlap_subvar): Likewise.
5507 * tree-gimple.c (is_gimple_reg): Always return false for
5508 SFTs and memory tags.
5509 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5510 Update all callers.
5511 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5512 (compute_may_aliases): Call compute_points_to_sets.
5513 (collect_points_to_info_for): Remove.
5514 (compute_points_to_and_addr_escape): Remove.
5515 (delete_alias_info): Call delete_points_to_sets.
5516 (compute_flow_sensitive_aliasing): If the call to
5517 find_what_p_points_to returns false, call set_pt_anything.
5518 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5519 (set_pt_anything): Clear pi->pt_vars.
5520 (set_pt_malloc): Remove.
5521 (merge_pointed_to_info): Remove.
5522 (add_pointed_to_expr): Remove.
5523 (add_pointed_to_var): Remove.
5524 (collect_points_to_info_r): Remove.
5525 (is_escape_site): Make extern.
5526 (create_sft): New.
5527 (create_overlap_variables_for): Call it.
5528 * tree-ssa-copy.c (merge_alias_info): Never merge
5529 flow-sensitive alias information.
5530 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5531 offset and size to be unsigned HOST_WIDE_INT.
5532 (add_to_addressable_set): Rename from note_addressable.
5533 Set TREE_ADDRESSABLE as the variables are added to the set.
5534 Update all users.
5535 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5536 operands into VUSEs when adding V_MAY_DEFs for members in an
5537 alias set.
5538 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5539 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5540 (struct variable_info): Add bitfield is_heap_var.
5541 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5542 (new_var_info): Initialize is_heap_var.
5543 (get_constraint_for): Add HEAP variables to the symbol table.
5544 Mark them with is_heap_var.
5545 (update_alias_info): New. Taken mostly from the old
5546 compute_points_to_and_addr_escape.
5547 (handle_ptr_arith): New.
5548 (find_func_aliases): Call update_alias_info.
5549 Call handle_ptr_info for tcc_binary expressions.
5550 Call mark_stmt_modified.
5551 (create_variable_info_for): If DECL has subvars, do not create
5552 variables for its subvars. Always add all the fields.
5553 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5554 SFTs, then add all the SFTs of the structure.
5555 If VI->DECL is an aggregate with subvariables, add the SFT at
5556 VI->OFFSET.
5557 (find_what_p_points_to): If VI is an artificial variable,
5558 translate to bitfields in SSA_NAME_PTR_INFO.
5559 If the solution is empty, set pi->pt_vars to NULL
5560 (init_base_vars): Create ANYOFFSET.
5561 (compute_points_to_sets): Rename from create_alias_vars.
5562 Make extern.
5563 (pass_build_pta): Remove.
5564 (delete_points_to_sets): Rename from delete_alias_vars.
5565 (pass_del_pta): Remove.
5566 * tree-ssa-structalias.h (struct alias_info): Move from
5567 tree-ssa-alias.h.
5568 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5569 NUM_REFERENCES_SET): Likewise.
5570 (compute_points_to_sets, delete_points_to_sets): Declare.
5572 2005-07-09 Richard Henderson <rth@redhat.com>
5574 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5575 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5576 alpha_split_lock_test_and_set_12): New functions.
5577 * config/alpha/alpha-protos.h: Update.
5578 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5579 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5580 * config/alpha/sync.md (I12MODE): New.
5581 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5582 (sync_<fetchop_name><I48MODE>): Likewise.
5583 (sync_nand<I48MODE>): Likewise.
5584 (sync_old_<fetchop_name><I48MODE>): Likewise.
5585 (sync_new_<fetchop_name><I48MODE>): Likewise.
5586 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5587 (sync_compare_and_swap<I48MODE>): Likewise.
5588 (sync_lock_test_and_set<I48MODE>): Likewise.
5589 (sync_compare_and_swap<I12MODE>): New.
5590 (sync_compare_and_swap<I12MODE>_1): New.
5591 (sync_lock_test_and_set<I12MODE>): New.
5592 (sync_lock_test_and_set<I12MODE>_1): New.
5594 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5596 PR 21356
5597 PR 22332
5598 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5600 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5602 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5603 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5605 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5607 PR target/21656
5608 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5610 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5612 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5613 memory_operand constraint.
5614 (store_conditional_<mode>): Same.
5615 (sync_compare_and_swap<mode>): Same.
5616 (sync_lock_test_and_set<mode>): Same.
5618 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5620 Rewrite PIC support to more closely model actual instructions.
5621 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5622 (cris_symbol): Remove prototypes for removed functions.
5623 (cris_pic_symbol_type_of, cris_valid_pic_const)
5624 (cris_expand_pic_call_address): Prototypes for new functions.
5625 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5626 variable.
5627 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5628 modifiers.
5629 <case ':'>: Add case for new punctuation character.
5630 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5631 emitting (extra) PIC modifier.
5632 <case UNSPEC>: Do not assert for PLT.
5633 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5634 (cris_expand_prologue, cris_expand_epilogue): Check
5635 for pic_offset_table_rtx usage instead of taking
5636 current_function_uses_pic_offset_table as the final word.
5637 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5638 Remove flag_pic difference.
5639 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5640 the moral equivalents of...
5641 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5642 functions.
5643 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5644 (cris_handle_option): Mark ARG as unused.
5645 (cris_expand_pic_call_address): New worker function for "call",
5646 "call_value".
5647 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5648 output PIC constructs here.
5649 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5650 as symbol-specific modifers, not whole or part of operands.
5651 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5652 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5653 constants and flag_pic.
5654 (CONSTANT_INDEX_P): Adjust for new functions.
5655 (enum cris_pic_symbol_type): New helper type.
5656 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5657 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5658 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5659 define_constants.
5660 ("movsi"): Emit actual instructions for GOT and relative access.
5661 ("*movsi_got_load"): New pattern to set up the register holding
5662 the GOT pointer.
5663 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5664 Adjust FIXME for 'S'.
5665 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5666 Use "movs" for -fpic cases.
5667 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5668 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5669 ("call", "call_value"): Just call cris_expand_pic_call_address for
5670 PIC addresses.
5671 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5672 Remove special pattern.
5673 ("*expanded_call_side", "*expanded_call_value_side"): New
5674 patterns.
5675 (gotplt-to-plt, gotplt-to-plt-side-call)
5676 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5677 peephole2:s.
5678 * config/cris/cris/predicates.md
5679 ("cris_general_operand_or_gotless_symbol"): Remove unused
5680 predicate.
5681 ("cris_general_operand_or_symbol"): Adjust for new functions.
5683 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5685 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5687 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5689 * Makefile.in (TREE_H): Add treestruct.def.
5690 (c-decl.o): Add pointer-set.h
5691 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5692 visibility on regular DECL's.
5693 (merge_decls): Fix the copying of decl nodes of various types for
5694 the new structures. Don't update RTL, section name, weak status,
5695 etc, on DECL's without RTL.
5696 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5697 Don't check volatile on non-variable types.
5698 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5699 to check whether we have seen arguments.
5700 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5701 flag is checked before field (flag is common, field is not).
5702 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5703 TS_DECL_COMMON could have an origin.
5704 (add_location_or_const_value_attribute): Don't check section name
5705 on non-var/function decls.
5706 (dwarf2out_var_location): Reverse order of tests.
5707 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5708 with DECL_WRTL_CHECK.
5709 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5710 * fold-const.c (fold_binary): Don't check weakness on
5711 non-var/function decls.
5712 (tree_expr_nonzero_p): Ditto.
5713 (fold_checksum_tree): Use tree_decl_extra as sizeof
5714 buffer.
5715 * ggc-page.c (extra_order_size_table): Add sizes for
5716 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5717 tree_field_decl.
5718 * gimplify.c (gimplify_bind_expr): Only set
5719 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5720 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5721 without RTL.
5722 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5723 * langhooks.h (init_ts). New langhook.
5724 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5725 * print-tree.c (print_node): Update to only print fields that
5726 exist in the structures the passed decl has.
5727 * toplev.c (wrapup_global_declarations): Don't reset
5728 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5729 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5730 * tree-inline.c (remap_decl): Ditto.
5731 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5732 * tree-pretty-print.c (print_declaration): Don't print
5733 DECL_REGISTER on things that don't contain it.
5734 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5735 non-var/function decls.
5736 * tree.c (tree_contains_struct): New structure.
5737 (init_priority_for_decl): New hashtable.
5738 (tree_int_map): New structure.
5739 (tree_int_map_eq): New function.
5740 (tree_int_map_marked_p): Ditto.
5741 (tree_int_map_hash): Ditto.
5742 (tree_map): Move to tree.h.
5743 (tree_map_eq): Externalize.
5744 (tree_map_hash): Ditto.
5745 (tree_map_marked_p): Ditto.
5746 (init_ttree): Set up tree_contains_struct and call langhook.
5747 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5748 (tree_code_size): Update for new structures.
5749 (tree_node_structure): Update for new structures.
5750 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5751 without the field.
5752 (copy_node_stat): Copy init priority.
5753 (build_decl_stat): Ditto for visibility.
5754 (ts_enum_names): New.
5755 (tree_contains_struct_check_failed): New function.
5756 (decl_init_priority_lookup): Ditto.
5757 (decl_init_priority_insert): Ditto.
5758 * treestruct.def: New file.
5759 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5760 (CONTAINS_STRUCT_CHECK): Ditto.
5761 (tree_contains_struct_check_failed): New prototype.
5762 (DECL_CHECK): Removed.
5763 (DECL_MINIMAL_CHECK): New.
5764 (DECL_COMMON_CHECK): Ditto.
5765 (DECL_WRTL_CHECK): Ditto.
5766 (DECL_NON_COMMON_CHECK): Ditto.
5767 (DECL_WITH_VIS_CHECK): Ditto.
5768 (VAR_OR_FUNCTION_DECL_P): Ditto
5769 (struct tree_decl_minimal): New structure.
5770 (struct tree_decl_common): Ditto.
5771 (struct tree_decl_with_rtl): Ditto.
5772 (struct tree_decl_with_vis): Ditto.
5773 (struct tree_decl_non_common): Ditto.
5774 (struct tree_field_decl): Ditto.
5775 (struct tree_parm_decl): Ditto.
5776 (struct tree_var_decl): Ditto.
5777 (struct tree_function_decl): Ditto.
5778 (struct tree_const_decl): Ditto.
5779 (struct tree_result_decl): Ditto.
5780 (union tree_node): Add new structures.
5781 * var-tracking.c (track_expr_p): Reverse order of tests.
5783 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5785 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5787 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5788 * system.h: Poison FINALIZE_PIC.
5789 * doc/tm.texi (FINALIZE_PIC): Remove.
5791 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5793 PR tree-opt/22329
5794 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5795 to the correct type if we have a MODIFY_EXPR.
5797 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5799 PR tree-optimization/22360
5800 * tree.c (upper_bound_in_type): Fix calculations for casting
5801 to a non-wider signed type and casting a signed value to a
5802 wider unsigned type.
5803 (lower_bound_in_type): Fix calculations for casting to a
5804 non-wider signed type.
5806 PR tree-optimization/20139
5807 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5808 release_defs.
5809 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5810 fold_cond_expr_cond.
5811 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5812 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5814 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5816 PR tree-opt/22356
5817 * tree-complex.c (expand_complex_libcall): Produce
5818 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5820 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5822 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5823 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5824 b" assert and inserted fastpath code for this case.
5825 (bitmap_ior): Removed "a != b" assert.
5827 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5829 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5830 (ENDFILE_SPEC): Likewise.
5831 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5833 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5834 a large stack frame at epilogue.
5836 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5838 * final.c: Include sdbout.h when required.
5840 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5842 * config.gcc (*-*-darwin*): Only one target-specific header file
5843 for generic darwin.
5844 (powerpc-*-darwin*): Add version-specific header files.
5845 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5846 * config.in: Regenerate.
5847 * configure: Regenerate.
5848 * gcc.c: Include xregex.h.
5849 (version_compare_spec_function): New.
5850 (spec_function): Add version-compare.
5851 (replace_outfile_spec_function): Reformat comment.
5852 (compare_version_strings): New.
5853 * config/darwin-c.c (version_as_macro): New.
5854 (builtin_define): New.
5855 (darwin_cpp_builtins): New.
5856 * config/darwin-protos.h (darwin_cpp_builtins): New.
5857 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5858 (LIB_SPEC): Make unconditional, update comment.
5859 (TARGET_C99_FUNCTIONS): Define.
5860 * config/darwin.opt: Sort.
5861 (mmacosx-version-min=): New.
5862 * config/darwin7.h: Delete.
5863 * config/darwin8.h: Delete.
5864 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5865 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5866 (TARGET_C99_FUNCTIONS): Define.
5867 * config/rs6000/darwin7.h: New.
5868 * config/rs6000/darwin8.h: New.
5869 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5870 (-mmacosx-version-min): Document.
5872 2005-07-07 Ian Lance Taylor <ian@airs.com>
5874 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5876 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5878 PR middle-end/22239
5879 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5881 2005-07-07 Khem Raj <kraj@mvista.com>
5883 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5884 in bytes, not words.
5886 2005-07-07 Paul Brook <paul@codesourcery.com>
5888 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5889 DEFAULT_FUNCTION_ARG_PADDING to upward.
5891 2005-07-07 Richard Henderson <rth@redhat.com>
5893 * function.c (locate_and_pad_parm): Record parameter alignment in
5894 stack_alignment_needed.
5896 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5898 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5899 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5900 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5901 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5902 (define_attr "type"): Add isync, sync, load_l, store_c.
5903 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5904 Create scratch volatile MEM.
5905 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5906 sync.
5907 (load_locked_<mode>): New.
5908 (store_conditional_<mode>): New.
5909 (sync_compare_and_swap<mode>): Replace with splitter.
5910 (sync_lock_test_and_set<mode>): Replace with splitter.
5911 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5912 and UNSPECV_ISYNC.
5913 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5914 is ics. Attribute isync.
5915 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5916 lwsync.
5917 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5918 and UNSPECV_SYNC_OP.
5919 (emit_unlikely_jump): New.
5920 (emit_load_locked): New.
5921 (emit_store_conditional): New.
5922 (rs6000_split_compare_and_swap): New.
5923 (rs6000_split_lock_test_and_set): New.
5924 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5925 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5926 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5927 rs6000_split_lock_test_and_set): Declare.
5928 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5929 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5930 store_c, isync, sync.
5932 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5934 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5935 filenames to gtyp-gen.h.
5936 (s-typ-gen): Use it in place of for loops.
5938 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5940 * hooks.c (hook_bool_rtx_int_false): New function.
5941 * hooks.h (hook_bool_rtx_int_false): Declare.
5942 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5943 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5944 * target.h (struct gcc_target): Add commutative_p member.
5945 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5946 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5947 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5948 (pa_commutative_p): New function.
5949 * jump.c (target.h): Include.
5950 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5951 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5953 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5955 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5956 (s390_expand_setmem): New.
5957 * config/s390/s390.c: Likewise.
5958 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5959 Adapt comments.
5960 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5961 general_operand. Call new function "s390_expand_setmem".
5962 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5963 ("setmem_long", "*setmem_long"): ... this.
5965 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5967 * config/s390/s390.c: (optimization_options): Enable
5968 TARGET_MVCLE at -Os.
5969 * doc/invoke.texi: Document changes in default behaviour.
5970 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5972 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5974 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5975 defined by back-end.
5977 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5979 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5980 all sets in the pattern.
5981 * config/rs6000/rs6000.md (stack_protect_testsi,
5982 stack_protect_testdi): Likewise.
5984 2005-07-06 Jeff Law <law@redhat.com>
5986 * tree-vrp.c (simplify_using_ranges): Kill.
5987 (vrp_finalize): Remove call to simplify_using_ranges.
5988 (simplify_stmt_using_ranges): New function extracted from
5989 simplify_using_ranges.
5990 (simplify_div_or_mod_using_ranges): Likewise.
5991 (simplify_abs_using_ranges): Likewise.
5992 (simplify_cond_using_ranges): New function.
5993 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5994 * tree-ssa-propagate.c (substitute_and_fold): Call
5995 simplify_stmt_using_ranges if we have range information.
5997 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5999 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6000 ia64_flag_schedule_isns2.
6002 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6003 reading/writing general registers.
6004 (ia64_function_arg): Revert 2005-06-18 change.
6006 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6008 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6009 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6011 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6013 * function.c (expand_function_end): Revert part of 2005-06-27
6014 patch. Do sjlj_emit_function_exit_after after return_label.
6016 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6018 * doc/install.texi (--disable-libssp): New.
6020 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6022 * doc/invoke.texi: Update -fforce-mem documentation.
6023 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6024 code for -fforce-mem.
6025 * expmed.c: (store_bit_field,store_fixed_bit_field,
6026 extract_bit_field): Ditto.
6027 * expr.c: (convert_move): Ditto.
6028 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6029 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6030 emit_conditional_add,expand_float,expand_fix): Ditto.
6031 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6032 (common_handle_option): Issue warning when -fforce-mem specified.
6034 2005-07-06 Paul Brook <paul@codesourcery.com>
6036 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6037 argument is empty.
6038 * configure: Regenerate.
6040 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6042 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6044 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6046 Fix PR tree-optimization/22319
6047 Fix PR tree-optimization/22140
6048 Fix PR tree-optimization/22310
6050 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6051 variable sized types.
6052 Use correct type for intermediate structure on *a = *b structure
6053 copies.
6055 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6057 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6058 Remove.
6059 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6060 (machine_function): Move typedef to...
6061 * config/rs6000/rs6000.c (machine_function): ... here. Add
6062 varargs_save_offset field.
6063 (rs6000_stack_t): Remove varargs_size field.
6064 (setup_incoming_varargs): Allocate varargs save area using
6065 assign_stack_local, try to make it as small as possible.
6066 Save offset from virtual_stack_vars_rtx to the save area
6067 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6068 instead of magic 8 when fp word byte size is used.
6069 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6070 instead of -RS6000_VARARGS_SIZE.
6071 (rs6000_stack_info, debug_stack_info,
6072 rs6000_initial_elimination_offset): Remove all traces of
6073 varargs_size.
6074 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6075 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6076 RS6000_VARARGS_AREA.
6078 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6080 PR tree-optimization/21963
6081 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6082 constant_multiple_of in the same way get_computation_cost_at does.
6084 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6086 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6087 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6088 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6089 and return its previous value.
6090 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6091 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6092 constants.
6093 (stack_protect_set, stack_protect_test): New expanders.
6094 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6095 stack_protect_testdi): New insns.
6096 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6097 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6099 2005-07-06 Jeff Law <law@redhat.com>
6101 * tree-ssa-dce.c (cfg_altered): New global.
6102 (tree_dce_init): Initialize cfg_altered.
6103 (remove_dead_stmt): If we remove an edge in the CFG, then set
6104 CFG_ALTERED.
6105 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6106 the dominators.
6108 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6110 * Makefile.in (stamp-collect-ld): Use
6111 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6112 ./collect-ld if it already exists.
6113 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6114 Don't remove ./nm if it already exists.
6116 2005-07-05 Devang Patel <dpatel@apple.com>
6118 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6119 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6120 * tree-vectorizer.c (vect_loop_location): New.
6121 (vect_print_dump_info): Use vect_loop_location.
6122 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6123 (vectorize_loops): Set vect_loop_location.
6124 * tree-vect-analyze.c (vect_analyze_offset_expr,
6125 vect_determin_vectorization_factor, vect_analyze_operations,
6126 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6127 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6128 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6129 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6130 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6131 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6132 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6133 vect_analyze_loop): Adjust vect_print_dump_info API.
6134 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6135 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6136 vect_finish_stmt_generation, vectorizable_assignment,
6137 vectorizable_operation, vectorizable_store, vectorizable_load,
6138 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6139 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6140 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6141 vect_transform_loop): Same.
6142 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6143 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6144 Same.
6146 2005-07-05 Randolph Chung <tausq@debian.org>
6148 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6149 * configure: Regenerate.
6150 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6151 (pa_tls_referenced_p): Declare.
6152 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6153 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6154 (legitimize_tls_address): New.
6155 (hppa_legitimize_address): Handle TLS addresses.
6156 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6157 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6158 (emit_move_sequence): Handle TLS addresses.
6159 (pa_encode_section_info): Call default handler to handle common
6160 sections.
6161 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6162 (CONSTANT_ADDRESS_P): Reject TLS operands.
6163 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6164 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6165 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6166 (UNSPEC_TLSLE): Define new constants.
6167 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6168 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6169 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6170 (tie_symbolic_operand, tle_symbolic_operand): New
6172 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6174 * aclocal.m4: Update macros for autoconf 2.59 style.
6175 * configure.ac: Likewise.
6177 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6179 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6180 (function_arg): Pass small aggregates in general registers on 32-bit
6181 targets.
6182 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6184 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6186 * Makefile.in (final.o): Fix dependencies.
6188 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6190 PR c/22013
6191 PR c/22098
6192 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6193 * langhooks.c (lhd_expr_to_decl): New.
6194 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6195 New.
6196 (LANG_HOOKS_INITIALIZER): Update.
6197 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6198 expr_to_decl langhook.
6199 * c-tree.h (c_expr_to_decl): Declare.
6200 * c-typeck.c (c_expr_to_decl): New.
6201 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6202 specially.
6203 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6205 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6207 PR c/22308
6208 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6209 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6211 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6213 * Makefile.in: Adjust dependencies.
6214 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6215 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6216 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6217 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6218 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6219 rest_of_compilation.
6221 * bb-reorder.c (gate_duplicate_computed_gotos,
6222 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6223 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6224 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6225 pass_partition_blocks): New.
6226 * bt-load.c (gate_handle_branch_target_load_optimize,
6227 rest_of_handle_branch_target_load_optimize,
6228 pass_branch_target_load_optimize): New.
6229 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6230 pass_jump2): New.
6231 * cfglayout.c (pass_insn_locators_initialize): New.
6232 * cfgrtl.c (pass_free_cfg): New.
6233 * combine.c (gate_handle_combine, rest_of_handle_combine,
6234 pass_combine): New.
6235 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6236 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6237 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6238 * except.c (pass_set_nothrow_function_flags,
6239 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6240 pass_rtl_eh): New.
6241 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6242 rest_of_handle_shorten_branches, pass_shorten_branches,
6243 rest_of_clean_state, pass_clean_state): New.
6244 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6245 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6246 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6247 pass_flow2): New.
6248 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6249 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6250 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6251 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6252 pass_gcse): New.
6253 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6254 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6255 pass_rtl_ifcvt, gate_handle_if_after_combine,
6256 rest_of_handle_if_after_combine, pass_if_after_combine,
6257 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6258 pass_if_after_reload): New.
6259 * integrate.c (pass_initial_value_sets): New.
6260 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6261 pass_purge_lineno_notes): New.
6262 * mode-switching.c (rest_of_handle_mode_switching,
6263 pass_mode_switching): New.
6264 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6265 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6266 pass_loop2): New.
6267 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6268 pass_loop_optimize): New.
6269 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6270 pass_sms): New.
6271 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6272 pass_gcse2): New.
6273 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6274 pass_postreload_cse): New.
6275 * profile.c (gate_handle_profiling, pass_profiling,
6276 rest_of_handle_branch_prob, pass_branch_prob): New.
6277 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6278 pass_split_before_regstack, gate_handle_split_before_regstack,
6279 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6280 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6281 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6282 pass_stack_regs): New.
6283 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6284 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6285 pass_stack_adjustments): New.
6286 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6287 pass_regrename): New.
6288 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6289 pass_delay_slots, gate_handle_machine_reorg,
6290 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6291 * rtl.h (extern void purge_line_number_notes): New.
6292 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6293 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6294 pass_sched2): New.
6295 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6296 pass_tracer): New.
6297 * value-prof.c (gate_handle_value_profile_transformations,
6298 rest_of_handle_value_profile_transformations,
6299 pass_value_profile_transformations): New.
6300 * var-tracking.c (gate_handle_var_tracking,
6301 pass_variable_tracking): New.
6302 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6304 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6305 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6306 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6307 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6308 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6309 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6310 rest_of_handle_gcse2, rest_of_handle_regmove,
6311 rest_of_handle_tracer, rest_of_handle_if_conversion,
6312 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6313 rest_of_handle_web, rest_of_handle_branch_prob,
6314 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6315 rest_of_handle_jump_bypass, rest_of_handle_combine,
6316 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6317 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6318 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6319 rest_of_handle_mode_switching, rest_of_handle_jump,
6320 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6321 rest_of_handle_flow2, rest_of_handle_jump2,
6322 rest_of_handle_peephole2, rest_of_handle_postreload,
6323 rest_of_handle_shorten_branches, rest_of_clean_state,
6324 rest_of_compilation): Remove.
6326 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6327 * passes.c (dump_flags, in_gimple_form, all_passes,
6328 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6329 register_dump_files, next_pass_1, last_verified, execute_todo,
6330 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6331 from tree-optimize.c.
6332 (init_optimization_passes): Moved from tree-optimize.c,
6333 adding the RTL optimizations.
6334 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6335 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6336 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6337 register_dump_files, next_pass_1, last_verified, execute_todo,
6338 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6339 init_tree_optimization_passes, ipa_passes): Delete.
6340 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6341 the RTL dumps.
6342 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6343 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6344 from tree.h.
6345 (ipa_passes): Remove.
6346 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6347 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6348 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6349 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6350 (dump_info_p, dump_flag): Moved to tree-dump.h.
6352 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6353 cgraph.c, opts.c.
6354 * passes.c (finish_optimization_passes): Use dump_begin
6355 and dump_end, TDI_end.
6356 (gate_rest_of_compilation): New.
6357 (pass_rest_of_compilation): Use it.
6358 (gate_postreload, pass_postreload): New.
6359 * toplev.c (general_init): Rename init_tree_optimization_passes.
6360 * toplev.h (init_tree_optimization_passes): Rename to
6361 init_optimizations_passes.
6362 * tree-dump.c (dump_flag): Make static.
6363 (dump_files): Remove RTL dumps.
6364 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6365 pass_cleanup_cfg, pass_free_cfg_annotations,
6366 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6367 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6368 * tree-pretty-print.c: Include tree-pass.h.
6369 * cgraph.c: Include tree-dump.h.
6371 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6373 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6374 Only fall back to saying it points to readonly memory if
6375 we can't do better.
6377 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6379 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6380 * config/m32r/m32r.c (m32r_compute_frame_size,
6381 m32r_expand_prologue): Take current_function_profile into
6382 account whenever we reference
6383 current_function_uses_pic_offset_table.
6384 (m32r_finalize_pic): Remove.
6385 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6387 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6389 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6390 instead of $<. Don't remove ./as if it already exists.
6392 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6394 PR target/21723
6395 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6396 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6397 for complex modes when generating code for PA 1.0.
6398 (VALID_FP_MODE_P): New macro.
6399 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6400 sets for all general and floating point modes. Align wide floating
6401 point modes to even register boundaries to comply with architectural
6402 requirements.
6403 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6404 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6405 (VALID_FP_MODE_P): New macro.
6406 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6407 sets for all general and floating point modes. Align wide floating
6408 point modes to even register boundaries to comply with architectural
6409 requirements.
6411 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6413 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6414 to 0.
6416 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6418 * tree-ssa-structalias.c: Don't include expr.h.
6420 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6422 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6423 comments.
6425 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6427 Fix PR tree-optimization/22279
6429 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6430 correct operator.
6432 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6434 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6436 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6438 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6439 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6440 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6441 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6442 config/stormy16/stormy16.c, config/v850/v850.c,
6443 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6444 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6445 Avoid "." or "\n" at end of diagnostics and capital letters at
6446 start of diagnostics.
6447 * combine.c, cse.c: Don't translate dump file output.
6448 * toplev.c (print_version): Only translate output if going to
6449 stderr.
6451 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6453 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6454 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6455 typos.
6457 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6459 * pa.c (fix_range): Fix typo in comment.
6461 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6463 * tree-vrp.c (extract_range_from_assert): Replace
6464 fold (build (...)) with fold_build2.
6466 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6468 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6469 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6470 (format_types_orig, handle_format_attribute): Add support for
6471 format "gcc_gfc".
6473 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6475 * varasm.c (assemble_variable): Fix format specifier thinko.
6477 2005-07-03 Ira Rosen <irar@il.ibm.com>
6479 PR tree-optimization/22029 (and 22135)
6480 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6481 a phi node before calling dump_vops.
6483 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6485 * tree-dump.h (dump_string_field): Declare.
6486 * tree-dump.c: Use it instead of dump_string.
6487 (dump_string_field): Make non-static.
6489 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6491 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6492 up the minimal CFG stuff always when optimize > 0. Call
6493 split_all_insns_noflow in PIC case if needed.
6495 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6496 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6498 PR c++/18279
6499 * c-decl.c (c_write_global_declarations): Dump contents of
6500 external scope to.
6501 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6502 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6503 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6504 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6505 is enabled.
6507 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6509 * c-common.h (GCC_DIAG_STYLE): Define.
6510 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6511 version for format checking to 4.1.
6512 * c-format.c: Include toplev.h after c-common.h.
6513 (enum format_type): Add gcc_tdiag_format_type.
6514 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6515 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6516 (format_types_orig): Add gcc_tdiag.
6517 (init_dynamic_diag_info): Support gcc_tdiag formats.
6518 (handle_format_attribute): Likewise.
6519 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6520 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6521 version for format checking to 4.1.
6522 (warning0, warning, error, pedwarn, sorry): Use
6523 ATTRIBUTE_GCC_DIAG.
6524 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6525 (finish_aliases_1): Do not use %qE.
6526 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6527 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6528 Correct format bugs.
6529 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6530 parameter to unsigned HOST_WIDE_INT.
6531 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6533 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6535 PR middle-end/21742
6536 * expr.c (write_complex_part): Use adjust_address for MEM.
6537 (read_complex_part): Same.
6539 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6541 Fix PR tree-optimization/22280
6543 * tree-sra.c (generate_element_init): Remove useless loop.
6545 2005-07-02 Richard Henderson <rth@redhat.com>
6547 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6548 TLS_MODEL_NONE.
6549 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6551 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6553 PR middle-end/14490
6554 * fold-const.c (fold_binary): Handle the return value of
6555 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6556 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6558 2005-07-02 Jeff Law <law@redhat.com>
6560 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6561 a eliminate type conversion which feeds an equality comparison
6562 if the original type or either operand in the comparison is a
6563 function pointer.
6565 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6567 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6568 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6569 texts.
6570 * config/avr/avr.c: Do not use '`' as left quote.
6571 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6572 Remove "." from end of diagnostics. Make diagnostics start with
6573 lowercase letter.
6575 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6576 Joseph S. Myers <joseph@codesourcery.com>
6578 * toplev.c (default_tree_printer): Handle setting location with
6579 '+' flag.
6580 * c-objc.common.c (c_tree_printer): Likewise.
6581 * c-format.c (gcc_diag_flag_specs): Add '+'.
6582 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6583 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6584 formats.
6585 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6586 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6587 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6588 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6589 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6590 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6591 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6592 format arguments where %J is used without %D.
6594 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6596 * gcc.c (LINK_SSP_SPEC): Define.
6597 (link_ssp_spec): New variable.
6598 (LINK_COMMAND_SPEC): Add %(link_ssp).
6599 (static_specs): Add link_ssp_spec.
6600 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6601 * configure: Rebuilt.
6602 * config.in: Rebuilt.
6604 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6605 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6606 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6607 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6608 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6609 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6610 -0x7008(2) instead of reading __stack_chk_guard variable.
6611 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6612 number.
6613 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6614 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6615 if TARGET_THREAD_SSP_OFFSET is defined.
6616 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6617 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6619 Revert:
6620 2005-06-27 Richard Henderson <rth@redhat.com>
6621 * libgcc-std.ver (GCC_4.1.0): New.
6622 * libgcc.h (__stack_chk_guard): Declare.
6623 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6624 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6625 * mklibgcc.in (lib2funcs): Add them.
6627 2005-07-01 Richard Henderson <rth@redhat.com>
6629 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6630 void * before struct sigcontext *.
6631 (x86_fallback_frame_state): Likewise.
6633 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6635 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6637 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6639 PR tree-opt/22269
6640 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6641 we check for SSA_NAME for.
6643 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6645 Fix PR tree-optimization/22071
6647 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6648 function.
6649 (get_constraint_for_component_ref): Use it.
6651 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6653 PR other/22264
6654 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6655 print out the last new line.
6657 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6659 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6660 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6661 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6662 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6663 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6664 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6665 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6666 (enum reg_class): New member CC0_REGS.
6667 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6668 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6669 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6670 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6671 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6672 Adjust for register now described.
6674 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6676 PR target/22262
6677 * config/i386/i386.md (stack_protect_test_si,
6678 stack_protect_test_di): Add earlyclobber for scratch 3.
6679 * config/rs6000/rs6000.md (stack_protect_testsi,
6680 stack_protect_testdi): Add earlyclobber for scratch 3,
6681 remove earlyclobber from scratch 4.
6683 Older entries for 2005 can be found in ChangeLog-2005.