1 2008-08-25 David Daney <ddaney@avtrex.com>
3 * config/mips/mips.md (immediate_insn): Move up in file, fix
4 comment typo, reformat.
5 (fetchop_bit, atomic_hiqi_op memory_barrier,
6 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
7 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
10 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
11 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
12 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
13 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
14 sync_old_nand<mode>, sync_new_nand<mode>,
15 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
16 test_and_set_12): Moved to sync.md.
18 * config/mips/sync.md: New file.
20 2008-08-25 Richard Henderson <rth@redhat.com>
22 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
24 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
25 (output_cfi_directive): Likewise.
26 (div_data_align): New.
29 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
31 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
32 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
33 (TARGET_OCTEON): New macro.
34 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
35 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
36 (ISA_HAS_POP): New macro.
37 * config/mips/driver-native.c (host_detect_local_cpu): Handle
39 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
41 * config/mips/mips.md (cpu): Add octeon.
42 (type): Add pop attribute value.
43 (popcount<mode>2): New pattern.
44 * doc/invoke.texi (-march=@var{arch}): Add octeon.
46 2008-08-24 Jan Hubicka <jh@suse.cz>
48 * doc/invoke.texi (-fipa-cp-clone): New option.
49 (-fipa-cp): Update docs.
50 (--param ipcp-unit-growth):New.
51 * ipa-cp.c: Include fibheap.h, params.h
52 (ipcp_initialize_node_lattices): When not cloning, all externally
53 visible functions are bottom.
54 (ipcp_need_redirect_p): Accept clones.
55 (ipcp_insert_stage): Use cost driven heuristics.
56 (max_count, dead_nodes): New static vars.
57 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
58 ipcp_const_param_count): New functions.
59 * common.opt (ipa-cp-clone): New command line option.
60 * params.def (ipcp-unit-growth): New.
62 2008-08-24 Jan Hubicka <jh@suse.cz>
64 * tree-inline.c (tree_function_versioning): Look harder
67 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
69 PR tree-optimization/37185
70 * matrix-reorg.c (transform_access_sites): Update changed stmt.
72 2008-08-23 Jan Hubicka <jh@suse.cz>
74 * ipa-cp.c (ipcp_analyze_node): New function.
75 (ipcp_update_cloned_node): Use it.
76 (ipcp_init_stage): Likewise.
77 * ipa-inline.c (function_insertion_hook_holder): New static var.
78 (analyze_function): Break out from ....
79 (inline_generate_summary): Here; register insertion hook.
80 (cgraph_decide_inlining): Remove hook.
81 (add_new_function): New function.
83 2008-08-23 Jan Hubicka <jh@suse.cz>
85 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
87 2008-08-23 Jan Hubicka <jh@suse.cz>
89 * ipa-cp.c (constant_val_insert): Remove.
90 (ipcp_propagate_one_const): Remove.
91 (ipcp_create_replace_map): Always insert replacements to the map.
92 (ipcp_insert_stage): Do not try to insert statements by hand.
93 * tree-inline.c (insert_init_stmt): Break out from ...
94 (setup_one_parameter): ... here; allow NULL BB pointer.
95 (tree_function_versioning): Use setup_one_parameter to process
98 2008-08-23 Jan Hubicka <jh@suse.cz>
100 * tree.c (decl_address_ip_invariant_p): New function.
101 * tree.h (decl_address_ip_invariant_p): Declare.
102 * gimple.c (strip_invariant_refs): Break out from ...
103 (is_gimple_invariant_address): ... here
104 (is_gimple_ip_invariant_address): New function.
105 (is_gimple_ip_invariant): New function.
106 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
109 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
110 (ipcp_lat_is_insertable): All constants are insertable.
111 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
113 (ipcp_initialize_node_lattices): Propagate all types of operands.
114 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
115 (ipcp_create_replace_map): Reformat.
116 (ipcp_need_redirect_p): Simplify.
117 (ipcp_insert_stage): Check that argument is used before clonning.
118 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
119 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
120 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
121 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
122 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
123 (jump_func_type): Remove IPA_CONST_VALUE_REF.
124 * tree-inline.c (tree_function_versioning): Add variables referenced by
127 2008-08-23 Jan Hubicka <jh@suse.cz>
130 * i386.c (standard_80387_constant_p): Use optimize_size.
132 2008-08-23 Ira Rosen <irar@il.ibm.com>
134 PR tree-optimization/37161
135 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
136 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
137 (vect_determine_vectorization_factor): Move the scalar type
138 retrieval to vect_get_smallest_scalar_type.
139 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
140 scalar type. Remove redundant computation.
141 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
142 (vect_get_slp_defs): Take the type of RHS into account if
143 necessary by calling vect_get_smallest_scalar_type. Call
144 vect_get_constant_vectors with additional argument.
146 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
149 * doc/invoke.texi (Wwrite-strings): Clarify description.
151 2008-08-23 Ira Rosen <irar@il.ibm.com>
153 PR tree-optimization/37174
154 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
155 def stmt is a part of the loop before accessing its stmt_vec_info.
157 2008-08-22 Anatoly Sokolov <aesok@post.ru>
160 * config/avr/avr.md (UNSPEC_SWAP): New constants.
161 (*swap): New insn pattern.
162 (*ashlqi3): Rename from ashlqi3 insn pattern.
163 (ashlqi3): New expanders.
164 (*lshrqi3): Rename from lshrqi3 insn pattern.
165 (lshrqi3): New expanders.
166 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
167 lshrqi3_const5, lshrqi3_const6): New splitters.
168 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
169 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
172 2008-08-22 Richard Guenther <rguenther@suse.de>
174 PR tree-optimization/37078
175 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
178 2008-08-22 Richard Guenther <rguenther@suse.de>
180 PR tree-optimization/37143
181 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
182 a conversion statement instead of a copy.
184 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
187 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
188 CCCmode, CCOmode and CCSmode destination modes.
191 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
192 from different units in a single alternative.
193 (*vec_extractv2sf_1): Ditto.
194 (*vec_extractv2si_0): Ditto.
195 (*vec_extractv2si_1): Ditto.
196 * config/i386/sse.md (sse2_storehpd): Ditto.
197 (sse2_storelpd): Ditto.
198 (sse2_loadhpd): Ditto.
199 (sse2_loadlpd): Ditto.
202 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
203 (popcountsi2): Ditto.
205 (popcountdi2): Ditto.
207 (popcounthi2): Ditto.
209 2008-08-22 Richard Guenther <rguenther@suse.de>
213 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
214 if the multiplication does not overflow.
216 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
218 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
220 2008-08-21 Richard Henderson <rth@redhat.com>
222 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
223 spurrious comma from test.
224 * configure: Rebuild.
226 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
229 * builtins.c (fold_builtin_next_arg): Add warning about undefined
232 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
234 * c-tree.h (grokfield): New argument.
235 * c-decl.c (grokfield): Handle new location argument.
236 * c-parser.c (c_parser_struct_declaration): Pass location to
239 2008-08-21 Richard Guenther <rguenther@suse.de>
241 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
243 2008-08-21 Jan Hubicka <jh@suse.cz>
245 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
246 (cgraph_add_function_insertion_hook,
247 cgraph_remove_function_insertion_hook,
248 cgraph_call_function_insertion_hooks): New functions.
249 * cgraph.h (cgraph_add_function_insertion_hook,
250 cgraph_remove_function_insertion_hook,
251 cgraph_call_function_insertion_hooks): Declare.
252 * ipa-reference.c (function_insertion_hook_holder): New variable.
253 (check_operand, look_for_address_of): When checking late, do not care
254 about module bitmaps.
255 (add_new_function): New function.
256 (generate_summary): Register hooks; zero module bitmaps.
257 (propagate): Unregister hooks.
258 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
259 (add_new_function): New function.
260 (generate_summary): Register hook.
261 (propagate): Remove hook.
263 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
265 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
266 * ipa-cp.c (ipcp_update_cloned_node): New function.
267 (build_const_val): Handle functions correctly; bring type logic
268 into sync with tree-inline.c
269 (ipcp_init_stage): Take care of computing stuff needed by
270 indirect inlining; update clones.
271 (ipcp_generate_summary): Break out of ipcp_driver.
272 (ipcp_driver): Do only execution and transformation.
273 (pass_ipa_cp): Make IPA_PASS.
274 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
276 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
277 ipcp, some info is already available.
278 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
279 * tree-inline.c (remap_ssa_name): Unshare expression.
281 2008-08-21 Richard Guenther <rguenther@suse.de>
283 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
284 a PHI ask VN if it is already available.
285 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
286 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
288 2008-08-21 Richard Guenther <rguenther@suse.de>
291 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
292 makes sure to produce a result of the correct type.
294 2008-08-21 Jan Hubicka <jh@suse.cz>
295 Backport from LTO branch:
297 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
298 Jan Hubicka <jh@suse.cz>
301 (init_state, finish_state, set_function_state, generate_summary):
303 (scan_stmt): Renamed from scan_function. Changed to keep state in
304 local static vars rather than cgraph aux field.
305 (propagate): Renamed from static_execute. Changed to keep state in
306 local static vars rather than cgraph aux field.
307 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
308 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
310 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
312 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
313 * ipa-reference.c (init_function_info, generate_summary,
314 propagate): New functions.
315 (analyze_function): Call init_function_info.
316 (static_execute): Stripped into generate_summary and propagate.
317 (pass_ipa_reference): Made into ipa_opt_pass.
319 2008-08-21 Richard Guenther <rguenther@suse.de>
321 PR tree-optimization/37181
322 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
324 (extract_range_from_unary_expr): Likewise.
326 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
328 * diagnostic.c (pedwarn_at): Rename as pedwarn.
330 * toplev.h (pedwarn_at): Likewise.
331 * builtins.c: Update all calls to pedwarn.
333 * toplev.c: Likewise.
334 * c-tree.h: Likewise.
335 * c-decl.c: Likewise.
336 * c-errors.c: Likewise.
337 * c-typeck.c: Likewise.
338 * c-common.c: Likewise.
339 * c-parser.c: Likewise.
341 2008-08-20 Joseph Myers <joseph@codesourcery.com>
344 * config/sparc/sparc.c (function_arg_slotno): Handle structure
345 with MODE_VECTOR_INT mode.
347 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
350 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
351 initialized outside the current module.
352 (warn_uninitialized_var): Ignore left-hand side when walking the
353 trees. Ignore address expressions. Examine VUSE operands in gimple
354 statements with a variable declaration on the right-hand side.
356 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
359 * rtlanal.c (subreg_offset_representable_p): Revert last change.
361 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
364 * c-common.c (conversion_warning): Do not warn if applying bit-and
365 operator to unsigned constant that fits in the target type.
367 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
370 * c-common.c (conversion_warning): Do not warn for artificial
373 2008-08-20 Richard Guenther <rguenther@suse.de>
375 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
376 (extract_range_from_binary_expr): Fall back to constant propagation.
377 (extract_range_from_unary_expr): Likewise.
379 2008-08-20 Richard Guenther <rguenther@suse.de>
381 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
382 with TREE_THIS_VOLATILE on shared nodes.
383 (fold_stmt_r): Likewise.
385 2008-08-20 Jakub Jelinek <jakub@redhat.com>
388 * c-parser.c (c_parser_attributes): For keywords use canonical
389 spelling for attr_name.
391 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
393 * value-prof.c (check_counter): Revert wrong call to error.
395 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
397 * profile.c: Update calls to inform.
398 * value-prof.c: Update calls to inform.
400 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
402 * diagnostic.c (inform): Add an explicit location_t parameter.
403 * toplev.h (inform): Update declaration.
404 * builtins.c: Update all calls to inform.
405 * c-common.c: Likewise.
406 * c-decl.c: Likewise.
407 * c-opts.c: Likewise.
409 * c-pragma.c: Likewise.
410 * c-typeck.c: Likewise.
411 * coverage.c: Likewise.
413 * toplev.c: Likewise.
414 * tree-cfg.c: Likewise.
415 * tree-ssa.c: Likewise.
417 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
420 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
421 V2DI mode, for SSE4.1, use movq instead of vector set if the
422 second element is zero and inter-unit moves are OK.
424 2008-08-20 Richard Guenther <rguenther@suse.de>
426 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
427 properly handle conversion/copy chains after tuplification.
429 2008-08-20 Richard Guenther <rguenther@suse.de>
431 * passes.c (init_optimization_passes): Move the second
432 forwprop pass before alias computation. Remove the second
433 DCE pass. Remove the first dominator and phi copy/const
436 2008-08-20 Nick Clifton <nickc@redhat.com>
438 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
439 support of this feature. Do not assume that a sufficiently new
440 assembler will support the feature regardless of the target type.
441 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
442 * configure: Regenerate.
444 2008-08-20 Richard Guenther <rguenther@suse.de>
446 * tree-vrp.c (found_in_subgraph): Remove.
447 (live): New global static.
448 (live_on_edge): New function.
449 (blocks_visited): Remove.
450 (register_edge_assert_for_2): Use live_on_edge.
451 (find_conditional_asserts): Remove code dealing with
452 found_in_subgraph. Do not walk the CFG.
453 (find_switch_asserts): Likewise.
454 (find_assert_locations_1): Renamed from find_assert_locations.
455 Move finding assert locations for conditional and switch
456 statements first. Update live bitmap. Do not walk the CFG.
457 (find_assert_locations): New function.
458 (insert_range_assertions): Remove entry of CFG walk.
459 Adjust call to find_assert_locations.
460 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
461 that only can appear because of fake exit edges but assert we
462 never try to insert on those.
463 (fini_pre): Do not remove fake exit edges here...
464 (execute_pre): ...but here, before committing edge inserts.
466 2008-08-19 Richard Guenther <rguenther@suse.de>
468 * passes.c (init_optimization_passes): Exchange store-ccp
471 2008-08-19 Rafael Espindola <espindola@google.com>
473 * varasm.c (weak_decls): Move earlier in the file.
474 (assemble_external): Add weak decls to the weak_decls list.
475 (declare_weak): Don't add decls to the weak_decls list.
477 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
480 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
481 before (sse2_shufpd_<mode>).
483 2008-08-19 Jakub Jelinek <jakub@redhat.com>
486 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
487 * tree.c (block_nonartificial_location): Likewise.
489 2008-08-19 Richard Guenther <rguenther@suse.de>
491 PR tree-optimization/35972
492 PR tree-optimization/23094
493 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
495 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
496 handle MISALIGNED_INDIRECT_REF.
497 (get_ref_from_reference_ops): New helper.
498 (vn_reference_lookup_pieces): Walk the use-def chain using the
499 alias-oracle if requested.
500 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
501 walking the use-def chain.
502 (compute_avail): But not here.
503 (create_component_ref_by_pieces_1): Properly handle
504 MISALIGNED_INDIRECT_REF.
505 (do_regular_insertion): Handle fully redundant
506 expressions after PHI-translation also for SSA_NAME values, not
507 only constants. Correctly use edoubleprime for that.
509 2008-08-19 Ira Rosen <irar@il.ibm.com>
511 * tree-vectorizer.c (supportable_widening_operation): Support
512 multi-step conversion, return the number of steps in such conversion
513 and the required intermediate types.
514 (supportable_narrowing_operation): Likewise.
515 * tree-vectorizer.h (vect_pow2): New function.
516 (supportable_widening_operation): Change argument types.
517 (supportable_narrowing_operation): Likewise.
518 (vectorizable_type_promotion): Add an argument.
519 (vectorizable_type_demotion): Likewise.
520 * tree-vect-analyze.c (vect_analyze_operations): Call
521 vectorizable_type_promotion and vectorizable_type_demotion with
523 (vect_get_and_check_slp_defs): Detect patterns.
524 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
526 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
527 vect_build_slp_tree with correct arguments. Calculate unrolling factor
528 according to the smallest type in the loop.
529 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
530 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
531 supportable_widening_operation with correct arguments.
532 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
533 operands lists according to the number of vector statements in left
534 or right node, if exists.
535 (vect_gen_widened_results_half): Remove unused argument.
536 (vectorizable_conversion): Call supportable_widening_operation,
537 supportable_narrowing_operation, and vect_gen_widened_results_half
538 with correct arguments.
539 (vectorizable_assignment): Change documentation, support multiple
541 (vectorizable_operation): Likewise.
542 (vect_get_loop_based_defs): New function.
543 (vect_create_vectorized_demotion_stmts): Likewise.
544 (vectorizable_type_demotion): Support loop-aware SLP and general
545 multi-step conversion. Call vect_get_loop_based_defs and
546 vect_create_vectorized_demotion_stmts for transformation.
547 (vect_create_vectorized_promotion_stmts): New function.
548 (vectorizable_type_promotion): Support loop-aware SLP and general
549 multi-step conversion. Call vect_create_vectorized_promotion_stmts
551 (vectorizable_store): Change documentation, support multiple
553 (vectorizable_load): Likewise.
554 (vect_transform_stmt): Pass SLP_NODE to
555 vectorizable_type_promotion and vectorizable_type_demotion.
556 (vect_schedule_slp_instance): Move here the calculation of number
557 of vectorized statements for each node from...
558 (vect_schedule_slp): ... here.
559 (vect_transform_loop): Call vect_schedule_slp without the last
562 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
565 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
566 to == in assert statement.
567 (vectorizable_reduction): Fix typo.
569 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
572 * value-prof.c (check_counter): Dereference pointer to overall
573 count when printing it.
575 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
577 * profile.h: Really add it.
579 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
581 * mcf.c: Really add it.
583 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
584 Vinodha Ramasamy <vinodha@google.com>
586 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
588 * value-prof.c (check_counter): Fix the counter if
589 flag_profile_correction is true.
590 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
591 tree_mod_subtract_transform):
592 Follow check_counter parameter change.
593 * common.opt (fprofile-correction): New option.
595 * profile.h: Likewise.
596 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
597 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
598 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
600 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
601 flag_profile_correction is set.
603 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
605 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
607 2008-08-18 Tomas Bily <tbily@suse.cz>
609 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
610 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
612 * tree-data-ref.c (split_constant_offset_1): Likewise.
613 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
614 * tree-sra.c (sra_walk_expr): Likewise.
615 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
616 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
617 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
618 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
620 * gimple.c (gimple_assign_unary_nop_p): Likewise.
621 * tree-vect-transform.c (vectorizable_type_demotion)
622 (vectorizable_type_promotion): Likewise.
623 * tree-inline.c (expand_call_inline):
624 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
625 (forward_propagate_addr_expr_1, forward_propagate_comparison)
626 (tree_ssa_forward_propagate_single_use_vars): Likewise.
627 * expr.c (expand_expr_real_1): Likewise.
628 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
629 (gimple_assign_unary_useless_conversion_p): Likewise.
630 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
631 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
632 * fold-const.c (fold_unary): Likewise.
633 * tree.h (CONVERT_EXPR_P): Likewise.
634 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
635 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
637 (register_edge_assert_for_2, extract_range_from_unary_expr)
638 (register_edge_assert_for_1): Likewise.
640 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
642 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
643 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
644 (enum real_value_const): Delete.
645 (get_real_const): Delete.
646 * real.c (get_real_const): Delete.
647 (dconst_e_ptr): Define.
648 (dconst_third_ptr): Define.
649 (dconst_sqrt2_ptr): Define.
650 * builtins.c: Update all callers.
652 2008-08-18 Richard Guenther <rguenther@suse.de>
654 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
655 statement iterator after statement removal.
657 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
659 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
660 (detect_processor_freebsd): Likewise.
661 (host_detect_local_cpu): Call newly added functions for FreeBSD.
663 2008-08-18 Richard Guenther <rguenther@suse.de>
665 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
666 and loads have the correct types.
668 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
671 * c-opts.c (cpp_opts): Remove static.
672 * c-parser.c (cpp_opts): Declare it extern.
673 (disable_extension_diagnostics): Handle cpp options.
674 (enable_extension_diagnostics): Likewise.
676 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
678 * diagnostics.c (permerror_at): Rename as permerror.
680 * toplev.h: Likewise.
682 2008-08-18 Richard Guenther <rguenther@suse.de>
684 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
685 sdse1 and addressables2 passes. Replace dce1 with cddce1.
686 Move call_cdce before build_alias. Move copyrename2,
687 cunrolli and ccp2 beafore build_alias. Re-add addressable2
688 right after final inlining.
689 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
690 (pass_build_cfg): But instead via TODO_dump_func.
692 2008-08-18 Richard Guenther <rguenther@suse.de>
694 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
696 (scalarize_init): If we failed to generate some initializers
697 do not generate zeros for not instantiated members. Instead
698 rely on the copy out.
699 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
700 about missing flow-sensitive alias info only if we have
703 2008-08-17 Nick Clifton <nickc@redhat.com>
705 * doc/extend.texi (Function Attributes): Fix typo in description
706 if hot function attribute.
708 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
709 Richard Sandiford <rdsandiford@googlemail.com>
711 * doc/install.texi (--with-mips-plt): Document.
712 * doc/invoke.texi (-mplt, -mno-plt): Document.
713 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
714 and handle ${with_mips_plt}.
715 * config/mips/mips.opt (mplt): New option.
716 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
717 (TARGET_ABICALLS_PIC2): Likewise.
718 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
719 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
720 (ASM_SPEC): Use !mabi=* instead of !mabi*.
721 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
722 to decide whether to output ".option picX" directives.
723 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
724 Pass -call_nonpic rather than -KPIC for -mplt.
725 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
726 on the command line. Also remove it when -mabi=64 is used without
728 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
729 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
730 TARGET_ABICALLS_PIC0.
731 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
733 (mips16_build_function_stub): Only output ".option pic" directives
734 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
735 (mips16_build_call_stub): Fix comment and remove redundant
736 ".set at"/"set .noat" directives.
737 (mips_function_rodata_section): Use the default behaviour for
738 TARGET_ABSOLUTE_ABICALLS.
739 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
740 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
741 (mips_restore_gp): Do nothing if the current function doesn't use
743 (mips_expand_prologue): Only save $gp if the current function uses it.
744 Use a normal move for TARGET_ABICALLS_PIC0.
745 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
747 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
749 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
750 of function when handling GLOBAL_POINTER_REGNUM.
752 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
755 * common.opt (-fstack-check): Do not declare the variable here.
756 (-fstack-check=): New option variant.
757 * doc/invoke.texi (Code Gen Options): Document it.
758 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
759 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
760 (STACK_CHECK_STATIC_BUILTIN): New macro.
761 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
762 * opts.c: Include expr.h.
763 (common_handle_option) <OPT_fold_stack_check_>: New case.
764 <OPT_fstack_check>: Likewise.
765 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
766 consistently in the test for variable-sized types. Adjust for
767 new behaviour of flag_stack_check.
768 * explow.c: Include except.h.
769 (allocate_dynamic_stack_space): Do not take into account
770 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
771 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
772 for variable-sized parameters. Treat all parameters whose size is
773 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
774 stack checking is enabled.
775 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
776 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
777 if generic stack checking is enabled.
778 (expand_function_end): Adjust for new behaviour of flag_stack_check.
779 * reload1.c (reload): Likewise.
780 * stmt.c (expand_decl): Assert that all automatic variables have
781 fixed size at this point and remove dead code.
782 * flags.h (stack_check_type): New enumeration type.
783 (flag_stack_check): Declare.
784 * toplev.c (flag_stack_check): New global variable.
785 * Makefile.in (opts.o): Add dependency on EXPR_H.
786 (explow.o): Add dependency on except.h.
788 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
790 * config/avr/avr.c (avr_override_options): Reduce value of
791 PARAM_INLINE_CALL_COST.
793 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
795 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
796 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
797 lieu of TYPE_MODE (type) throughout.
799 2008-08-15 Joseph Myers <joseph@codesourcery.com>
801 * config/arm/arm.c (add_minipool_backward_ref): Check for
802 8-byte-aligned entries in second case of forcing insertion after a
803 particular entry. Change third case to avoid inserting
804 non-8-byte-aligned entries before 8-byte-aligned ones.
806 2008-08-15 Richard Guenther <rguenther@suse.de>
808 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
809 strip components for unknown size accesses.
811 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
813 * config/s390/2097.md New file.
814 * config/s390/s390.md ("z10prop" attribute): Define none,
815 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
816 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
817 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
818 possible values and apply them to insns as appropriate.
819 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
820 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
821 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
822 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
824 ("bfp" mode attribute): Removed. Every occurence replaced
826 * config/s390/s390.c (struct "z10_cost"): Updated entries.
827 * config/s390/2084.md (insn_reservation "x_itof"): Updated
830 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
833 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
836 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
838 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
839 additional argument. Support reduction when duplication is needed due
840 to data-types of different sizes in the loop.
841 (get_initial_def_for_induction): Fix printout.
842 (vect_get_vec_def_for_stmt_copy): Support case where the
843 vec_stmt_for_operand is a phi node.
844 (vectorizable_reduction): Support reduction when duplication is needed
845 due to data-types of different sizes in the loop.
846 (vectorizable_call): Remove restriction to not vectorize in case we
847 have data-types of different sizes in the loop.
848 (vectorizable_conversion): Likewise.
849 (vectorizable_operation): Likewise.
850 (vectorizable_type_demotion): Likewise.
851 (vectorizable_type_promotion): Likewise.
852 (vectorizable_induction): Add restriction to not vectorize in case
853 we have data-types of different sizes in the loop.
855 2008-08-14 Christophe Saout <christophe@saout.de>
856 Uros Bizjak <ubizjak@gmail.com>
859 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
860 (*vec_concatv2di_rex64_sse4_1): Ditto.
861 (*vec_concatv2di_rex64_sse): Ditto.
863 2008-08-14 Jakub Jelinek <jakub@redhat.com>
866 * fold-const.c (fold_widened_comparison): Do not allow
867 sign changes that change the result even if shorter type
868 is wider than arg1_unw's type.
870 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
872 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
873 Skip if the multilib testing specifies -march that does not
874 agree with the one specified in the testcase.
876 2008-08-13 Joseph Myers <joseph@codesourcery.com>
878 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
879 zero extend SImode values being converted to TFmode before passing
882 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
884 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
885 __PPU__ when targeting the Cell/B.E. PPU processor.
887 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
889 * gimple.h (gimple_call_set_chain): Accept SSA variables.
890 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
891 Rematerialize the static chain, if any.
892 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
895 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
897 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
898 (new_loc_descr): Likewise.
899 (add_loc_descr): Likewise.
900 (size_of_loc_descr): Likewise.
901 (size_of_locs): Likewise.
902 (output_loc_operands): Likewise.
903 (output_loc_sequence): Likewise.
904 (new_reg_loc_descr): New.
905 (build_cfa_loc): Use it.
906 (build_cfa_aligned_loc): Likewise.
907 (one_reg_loc_descriptor): Likewise.
908 (based_loc_descr): Likewise.
910 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
913 * doc/invoke.texi (Wmain): Update.
914 * c-decl.c (start_decl): warn_main is only 0 or 1.
915 (start_function): Likewise. Fix formatting.
916 (finish_function): Delete redundant warning.
917 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
918 * c-opts (c_common_handle_option): -Wall only has effect if
919 warn_main is uninitialized. OPT_Wmain is automatically
920 handled. -pedantic also enables Wmain.
921 (c_common_post_options): Handle all logic for Wmain here.
922 * c-common.c (warn_main): Delete.
923 (check_main_parameter_types): Make pedwarns conditional on
925 * c-common.h (warn_main): Delete.
927 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
930 * expr.c (emit_group_store): Allocate stack temp with the
931 largest alignment when copying from register to stack.
933 2008-08-13 Richard Guenther <rguenther@suse.de>
935 * tree.h (maybe_fold_offset_to_address): Declare.
936 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
937 (ccp_fold): Handle pointer conversions the same as fold_stmt.
938 Likewise for POINTER_PLUS_EXPR.
939 (maybe_fold_offset_to_reference): Enable disabled code.
940 (maybe_fold_offset_to_address): New function.
941 (fold_stmt_r): Use it.
942 (fold_gimple_assign): Likewise.
943 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
944 (gimplify_expr): Likewise.
946 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
948 * toplev.h (pedwarn_at): Fix declaration.
950 2008-08-13 Joseph Myers <joseph@codesourcery.com>
952 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
953 LINK_SPEC): Use %R in -Y P argument.
955 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
958 * diagnostic.c (pedwarn_at): New.
959 * toplev.h (pedwarn_at): Declare.
960 * c-tree.h (build_enumerator): Update declaration.
961 * c-decl.c (finish_enum): Update comment.
962 (build_enumerator): Take a location parameter. Give a pedwarn but do
963 not perform any conversion.
964 * c-parser.c (c_parser_enum_specifier): Set correct location for
967 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
970 * c-common.c (conversion_warning): Use a switch. Ignore boolean
971 expressions except for conversions to signed:1 bitfields. Handle
972 COND_EXPR with constant operands.
974 2008-08-13 Richard Guenther <rguenther@suse.de>
976 PR tree-optimization/15255
977 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
978 (struct oecount_s): New struct and VEC types.
980 (oecount_hash): New function.
981 (oecount_eq): Likewise.
982 (oecount_cmp): Likewise.
983 (zero_one_operation): New function.
984 (build_and_add_sum): Likewise.
985 (undistribute_ops_list): Perform un-distribution of multiplication
986 and division on the chain of summands.
987 (should_break_up_subtract): Also break up subtracts for factors.
988 (reassociate_bb): Delete dead visited statements.
989 Call undistribute_ops_list. Re-sort and optimize if it did something.
990 * passes.c (init_optimization_passes): Move DSE before
992 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
995 2008-08-12 Janis Johnson <janis187@us.ibm.com>
997 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
999 * doc/invoke.texi: Revert unintended checkin.
1001 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
1004 * gcc.c (include_spec_function): Tweak call to find_a_file.
1006 2008-08-12 Jakub Jelinek <jakub@redhat.com>
1009 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
1010 and TRUTH_ORIF_EXPR.
1011 * dojump.c (do_jump): Likewise.
1013 PR tree-optimization/37084
1014 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
1015 if id->regimplify, don't assume stmt is a cast assignment.
1017 2008-08-12 Anatoly Sokolov <aesok@post.ru>
1019 * final.c (final_scan_insn): Use app_enable/app_disable functions.
1021 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1024 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
1027 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1029 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
1030 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
1032 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
1033 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
1034 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
1035 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
1036 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
1038 * doc/tm.texi (Storage Layout): Remove documentation for
1039 TARGET_FLOAT_FORMAT.
1041 * simplify-rtx.c (simplify_binary_operation_1): Replace
1042 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
1044 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1046 * real.h (struct real_format): New member has_sign_dependent_rounding.
1047 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
1048 spu_single_format, ieee_double_format, mips_double_format,
1049 motorola_double_format, ieee_extended_motorola_format,
1050 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
1051 ieee_extended_intel_96_round_53_format, ibm_extended_format,
1052 mips_extended_format, ieee_quad_format, mips_quad_format,
1053 vax_f_format, vax_d_format, vax_g_format): Initialize it.
1054 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
1056 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
1057 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
1058 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
1059 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
1060 (ROUND_TOWARDS_ZERO): Likewise.
1062 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
1063 (FLOAT_MODE_FORMAT): New macro.
1064 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
1065 (MODE_COMPOSITE_P): ... this new macro.
1066 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
1067 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
1068 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
1070 * flags.h: Include "real.h".
1072 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
1073 REAL_MODE_FORMAT_COMPOSITE_P.
1074 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
1076 * doc/tm.texi (Storage Layout): Remove documentation of
1077 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
1078 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
1079 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
1080 they only apply to libgcc2.a.
1082 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1084 * config/spu/float_disf.c: New file.
1085 * config/spu/float_unsdisf.c: New file.
1086 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
1087 (LIB2FUNCS_EXCLUDE): Define.
1089 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1090 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1092 * real.h (struct real_format): New member round_towards_zero.
1093 * real.c (round_for_format): Respect fmt->round_towards_zero.
1094 (ieee_single_format, mips_single_format, motorola_single_format,
1095 spu_single_format, ieee_double_format, mips_double_format,
1096 motorola_double_format, ieee_extended_motorola_format,
1097 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
1098 ieee_extended_intel_96_round_53_format, ibm_extended_format,
1099 mips_extended_format, ieee_quad_format, mips_quad_format,
1100 vax_f_format, vax_d_format, vax_g_format): Initialize it.
1101 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
1103 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
1104 real_format to choose rounding mode when calling MPFR functions.
1105 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
1106 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
1108 * real.h (real_to_decimal_for_mode): Add prototype.
1109 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
1110 Respect target rounding mode when generating decimal representation.
1111 (real_to_decimal): New stub for backwards compatibility.
1112 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
1113 real_to_decimal_for_mode instead of real_to_decimal.
1115 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
1117 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1118 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1120 * real.c (spu_single_format): New variable.
1121 * real.h (spu_single_format): Declare.
1123 * config/spu/spu.c (spu_override_options): Install SFmode format.
1124 (spu_split_immediate): Use integer mode to operate on pieces of
1125 floating-point values in all cases.
1127 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
1128 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
1129 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
1131 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1133 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
1135 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1137 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
1139 2008-08-12 Jakub Jelinek <jakub@redhat.com>
1142 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
1143 on the VAR_DECL instead of TYPE_READONLY on its type.
1145 2008-08-12 Ira Rosen <irar@il.ibm.com>
1147 * tree-vectorizer.c: Depend on langhooks.h.
1148 (supportable_widening_operation): Add two arguments. Support double
1150 (supportable_narrowing_operation): Likewise.
1151 * tree-vectorizer.h (supportable_widening_operation): Add two
1153 (supportable_narrowing_operation): Likewise.
1154 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
1155 supportable_widening_operation with correct arguments.
1156 * tree-vect-transform.c (vectorizable_conversion): Likewise.
1157 (vectorizable_type_demotion): Support double type conversions.
1158 (vectorizable_type_promotion): Likewise.
1159 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
1161 2008-08-11 Michael Matz <matz@suse.de>
1163 * i386/i386.c (override_options): Move initialisation from
1164 flag_schedule_insns_after_reload to here from ...
1165 (optimization_options): ... here.
1167 2008-08-11 Jakub Jelinek <jakub@redhat.com>
1169 PR rtl-optimization/36998
1170 * dwarf2out.c (compute_barrier_args_size_1,
1171 compute_barrier_args_size): Temporarily remove assertions.
1173 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1176 * tree-ssa.c (struct walk_data): Add new flag
1177 warn_possibly_uninitialized.
1178 (warn_uninitialized_var): Use it.
1179 (warn_uninitialized_vars): New.
1180 (execute_early_warn_uninitialized): Call it.
1181 (execute_late_warn_uninitialized): Likewise.
1183 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1186 * reload1.c (gen_reload): Guard calls to get_secondary_mem
1189 2008-08-09 Jan Hubicka <jh@suse.cz>
1192 * optabs.c (maybe_emit_unop_insn): Remove produced code if
1194 (expand_fix): Be prepared for expansion to fail.
1195 (expand_sfix_optab): Remove instructions if expansion failed.
1197 2008-08-09 Anatoly Sokolov <aesok@post.ru>
1199 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
1201 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
1202 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1204 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1206 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
1207 mips/t-libgcc-mips16 to tmake_file.
1208 * config/mips/mips-protos.h (mips_call_type): New enum.
1209 (mips_pic_base_register, mips_got_load): Declare.
1210 (mips_restore_gp): Take an rtx argument.
1211 (mips_use_pic_fn_addr_reg_p): Declare.
1212 (mips_expand_call): Replace the sibcall_p argument with
1213 a mips_call_type argument. Add a lazy_p parameter.
1214 (mips_split_call): Declare.
1215 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
1216 (MIPS16_PIC_TEMP): Likewise.
1217 (reg_class): Delete M16_NA_REGS.
1218 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1219 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
1220 (mips_split_hi_p): Declare.
1221 * config/mips/mips.c (mips_split_hi_p): New array.
1222 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
1223 (mips_got_symbol_type_p): New function.
1224 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
1225 (mips16_stub_function_p): New function.
1226 (mips16_local_function_p): Likewise.
1227 (mips_use_pic_fn_addr_reg_p): Likewise.
1228 (mips_cannot_force_const_mem): Return false for HIGHs.
1229 Extend CONST_INT and symbolic handling to MIPS16, using
1230 mips_symbol_insns to check that the base symbol type is a
1231 legitimate constant. Reject GOT-based constants if
1232 TARGET_MIPS16_PCREL_LOADS.
1233 (mips_const_insns): Check targetm.cannot_force_const_mem when
1234 decomposing a symbolic base and a large offset.
1235 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
1236 When calling a function that needs $25 from MIPS16 code,
1237 move the target address into $25 separately and add a USE
1239 (mips16_gp_pseudo_reg): Insert the initializer immediately
1240 before the first real insn.
1241 (mips_pic_base_register, mips_got_load): New functions.
1242 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
1243 parameter to LOW_OUT. Say that it can be any valid SET_SRC
1244 when splitting a load-address operation. Split SYMBOL_GOT_DISP
1245 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
1246 (mips_call_tls_get_addr): Update the call to mips_expand_call,
1247 also passing NULL_RTX rather than const0_rtx as the aux argument.
1248 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
1249 instead of TARGET_EXPLICIT_RELOCS.
1250 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
1251 (mips_load_call_address): Replace the sibcall_p argument with
1252 a mips_call_type argument. Use mips_got_load.
1253 (mips16_local_alias): New structure.
1254 (mips16_local_aliases): New variable.
1255 (mips16_local_aliases_hash): New function.
1256 (mips16_local_aliases_eq): Likewise.
1257 (mips16_local_alias): Likewise.
1258 (mips16_stub_function): Likewise.
1259 (mips16_build_function_stub): Create a local alias for the target
1260 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
1261 .cpload directive and an R_MIPS_NONE relocation for the target
1262 function, then load the alias rather than the function itself.
1263 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
1264 (mips16_copy_fpr_return_value): Use mips16_stub_function and
1265 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
1266 (mips16_build_call_stub): Replace the FN parameter with an
1267 FN_PTR parameter. Force the address into a register if it
1268 isn't a call_insn_operand; don't rely on the caller to do this.
1269 If a call to a locally-defined and locally-binding MIPS16
1270 function must be made indirectly, redirect the call to the
1271 function's local alias. Use mips16_stub_function_p,
1272 mips16_stub_function, mips_expand_call and use_reg.
1273 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
1274 Use explicit %hi and %lo accesses where possible.
1275 Use MIPS_CALL to generate the correct code form of a
1276 jal instruction. Add clobbers of $18 instead of uses.
1277 Update the call to mips_emit_call_insn.
1278 (mips_expand_call): Replace the SIBCALL_P argument with a
1279 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
1280 Take a LAZY_P parameter. Call mips16_build_call_stub first,
1281 allowing it to modify the call address. Update the calls to
1282 mips_load_call_address and mips_emit_call_insn.
1283 (mips_split_call): New function.
1284 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
1285 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
1286 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
1287 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
1288 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
1290 (mips_cprestore_slot): New function.
1291 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
1292 and use mips_cprestore_slot.
1293 (mips_output_function_prologue): Handle TARGET_MIPS16 for
1295 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
1296 then use a copygp_mips16 instruction to set up $28.
1297 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
1298 (mips16_lay_out_constants): Call split_all_insns_noflow.
1299 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
1300 false if TARGET_MIPS16.
1301 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
1302 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
1303 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
1304 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
1305 MIPS16 code. Allow MIPS16 o32 PIC.
1306 (mips_override_options): Allow MIPS16 o32 PIC.
1307 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
1308 after reload if TARGET_USE_GOT.
1309 (UNSPEC_COPYGP): New constant.
1310 (length): Use a default length of 8 for MIPS16 GOT loads.
1311 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
1312 (*got_page<mode>): Check mips_split_hi_p.
1313 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
1314 (unspec_got<mode>, unspec_call<mode>): New expanders.
1315 (load_got<mode>, load_call<mode>): Remove the length attributes.
1316 Use a got attribute instead of a type attribute.
1317 (copygp_mips16): New insn.
1318 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
1319 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
1320 (sibcall, sibcall_value, call, call_value): Update the calls
1321 to mips_expand_call.
1322 (call_internal, call_value_internal): Use mips_split_call.
1323 (call_value_multiple_internal): Likewise.
1324 (call_split): Move after call_internal (the insn it is split from).
1325 (call_internal_direct, call_value_internal_direct): Turn into
1326 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
1327 (call_direct_split, call_value_direct_split): New patterns.
1328 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
1329 and use M16_REGS instead of M16_NA_REGS.
1330 * config/mips/predicates.md (const_call_insn_operand): Replace
1331 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
1332 mips_use_pic_fn_addr_reg_p check.
1333 (move_operand): Reject HIGHs if mips_split_hi_p.
1334 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
1335 (__mips16_floatunsisf): Inline __mips16_floatsisf.
1336 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
1337 * config/mips/libgcc-mips16.ver: New file.
1338 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
1339 $(srcdir)/config/mips/libgcc-mips16.ver.
1341 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1343 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
1344 (mips_unspec_address, mips_unspec_offset_high): Likewise.
1345 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
1346 (mips16_cfun_returns_in_fpr_p): Likewise.
1348 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1350 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
1351 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
1352 rather than 4 to PC.
1354 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1356 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
1357 (FUNCTION_PROFILER): Save the static chain pointer into $2
1358 beforehand and restore it aftewards.
1359 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
1360 address directly into $25 and call the function through $25;
1361 do not clobber $3. Pad the DImode version to cover the space
1362 left by the deleted $25 <- $3 move.
1363 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
1364 the removal of the $25 <- $3 move.
1365 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
1366 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
1368 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1369 Daniel Jacobowitz <dan@codesourcery.com>
1371 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
1372 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
1373 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
1374 * config/mips/mips.c (mips_start_function_definition): New function.
1375 (mips_end_function_definition): Likewise.
1376 (mips_output_function_prologue): Use mips_start_function_definition.
1377 (mips_output_function_epilogue): Use mips_end_function_definition.
1378 (build_mips16_function_stub): Use mips_start_function_definition
1379 and mips_end_function_definition.
1380 (build_mips16_call_stub): Likewise.
1382 2008-08-09 Richard Guenther <rguenther@suse.de>
1384 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
1385 * gimple.h (gimple_call_fn): Adjust comment.
1386 (gimple_call_set_fndecl): New function.
1387 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
1388 longer having bare FUNCTION_DECL operand.
1389 (gimple_call_return_type): Likewise.
1390 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
1392 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
1393 (gimple_mod_pow2): Likewise.
1394 (gimple_mod_subtract): Likewise.
1395 (gimple_ic): Likewise.
1396 (gimple_stringop_fixed_value): Likewise.
1397 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
1398 longer having bare FUNCTION_DECL operand.
1399 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
1400 * omp-low.c (optimize_omp_library_calls): Likewise.
1401 * cgraphunit.c (update_call_expr): Likewise.
1402 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
1403 (execute_convert_to_rsqrt): Likewise.
1404 * cfgexpand.c (gimple_to_tree): Simplify.
1405 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
1406 bare FUNCTION_DECL operand.
1407 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
1408 (convert_gimple_call): Use gimple_call_fndecl.
1409 * c-common.c (c_warn_unused_result): Likewise.
1411 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1414 * c-typeck.c (digest_init): Call verify_sequence_points from here.
1415 (c_finish_return): Likewise.
1416 (c_start_case): Likewise.
1417 * c-common.c (warn_for_collisions_1): Use explicit location in
1419 * c-parser.c (c_parser_condition): New. Call
1420 verify_sequence_points.
1421 (c_parser_paren_condition): Call c_parser_condition.
1422 (c_parser_for_statement): Call c_parser_condition.
1424 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1427 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
1428 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
1429 Moved from diagnostic.h
1430 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
1432 (emit_diagnostic): New.
1433 (warning0, pedwarn0): Delete.
1434 (warning, warning_at, pedwarn, permerror): Return bool.
1435 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
1436 Moved to diagnostic.c.
1437 (struct diagnostic_context): Use correct type for
1438 classify_diagnostic.
1439 (diagnostic_report_diagnostic): Update declaration.
1440 (emit_diagnostic): Declare.
1441 * errors.c (warning): Return bool.
1442 * errors.h (warning): Update declaration.
1443 * toplev.h (warning0, pedwarn0): Delete.
1444 (warning, warning_at, pedwarn, permerror): Return bool.
1445 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
1446 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
1447 inform. Update all calls.
1448 (diagnose_mismatched_decls): Check return value of warning/pedwarn
1449 before giving informative note.
1450 (implicit_decl_warning): Likewise.
1451 * c-typeck.c (build_function_call): Likewise.
1452 * tree-sssa.c (warn_uninit): Likewise.
1453 * builtins.c (gimplify_va_arg_expr): Likewise.
1455 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1458 * doc/invoke.texi (-Wextra): Move warning from here...
1459 (-Wuninitialized): ... to here.
1461 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1464 * flags.h (set_Wunused): Delete
1465 * toplev.c (process_options): Handle Wunused flags here.
1466 * opts.c (maybe_warn_unused_parameter): Delete.
1467 (common_handle_option): Replace set_Wunused by warn_unused.
1468 (set_Wextra): Do not handle Wunused-parameter here.
1469 (set_Wunused): Delete.
1470 * c-opts.c (c_common_handle_option): Replace set_Wunused by
1472 * common.opt (Wunused): Add Var and Init.
1473 (Wunused-function): Likewise.
1474 (Wunused-label): Likewise.
1475 (Wunused-parameter): Likewise.
1476 (Wunused-value): Likewise.
1477 (Wunused-variable): Likewise.
1479 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
1481 * doc/invoke.texi: Add cpu_type power7.
1482 * config.in (HAVE_AS_VSX): New.
1483 * config.gcc: Add cpu_type power7.
1484 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
1486 * configure: Regenerate.
1487 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
1489 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
1490 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
1491 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
1493 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
1495 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
1496 type to vectorize.builtin_conversion.
1497 (vectorizable_conversion): Likewise.
1498 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
1499 integral type as input.
1500 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
1502 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
1503 and ALTIVEC_BUILTIN_VCTSXS.
1504 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
1507 2008-08-08 Richard Guenther <rguenther@suse.de>
1509 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
1510 (surely_varying_stmt_p): Calls are varying only if they are
1511 non-builtin and not indirect or have no result.
1512 (ccp_fold): Re-instantiate code before the tuples merge.
1514 2008-08-08 Richard Guenther <rguenther@suse.de>
1516 PR tree-optimization/37056
1517 * gimple.h (gimple_assign_rhs_class): New helper function.
1518 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
1519 unary operations properly.
1521 2008-08-07 Jan Hubicka <jh@suse.cz>
1523 * i386.h (ix86_size_cost): Declare.
1524 (ix86_cur_cost): New function macro.
1525 * i386.md (peepholes expanding size and splitters): Predicate by
1526 optimize_insn_for_speed_p.
1527 (peepholes reduce size and splitters): Predicate by
1528 optimize_insn_for_size_p.
1529 * i386.c (ix86_size_cost): Rename from ...
1530 (size_cost): This one.
1531 (override_options): Update.
1532 (decide_alg): Likewise.
1533 (ix86_expand_clear): Use RTL profile.
1534 (ix86_pad_returns): Use RTL profile.
1536 2008-08-07 Jan Hubicka <jh@suse.cz>
1538 * recog.c (split_all_insns): Set RTL profile
1539 (peephole2_optimize): Likewise.
1540 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1541 * combine.c (combine_instructions): Likewise.
1543 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1545 * c-common.c (c_common_reswords): Also warn about keyword "bool".
1547 2008-08-07 Bob Wilson <bob.wilson@acm.org>
1549 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
1550 value in a6 after the set_frame_ptr insn.
1552 2008-08-07 Richard Henderson <rth@redhat.com>
1555 * gcc.c (cpp_options): Pass along -g*.
1557 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1559 * config/arm/arm.c (output_move_neon): Update comment describing
1560 big-endian vector layout.
1561 (arm_assemble_integer): Do not handle big-endian NEON vectors
1563 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
1564 neon_vget_lane<mode>_sext_internal,
1565 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
1566 element indices for big-endian.
1568 2008-08-07 Richard Henderson <rth@redhat.com>
1570 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
1571 * configure, config.in: Rebuild.
1572 * debug.h (dwarf2out_do_cfi_asm): Declare.
1573 * c-cppbuiltin.c (c_cpp_builtins): Use it.
1574 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
1575 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
1576 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
1578 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1580 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1581 movv2si_internal): Combine into mov<mode>_internal.
1582 (movv2si_internal_2): Remove.
1584 2008-08-07 Jan Hubicka <jh@suse.cz>
1587 * i386.md (single stringop patterns): Enable unconditionally.
1589 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
1592 * config/i386/emmintrin.h (_mm_move_epi64): Use
1593 __builtin_ia32_movq128.
1595 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
1596 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
1598 * config/i386/sse.md (sse2_movq128): New.
1600 * doc/extend.texi: Document __builtin_ia32_movq128.
1602 2008-08-07 Richard Guenther <rguenther@suse.de>
1605 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
1606 pointers can access anything.
1608 2008-08-06 Jan Hubicka <jh@suse.cz>
1610 * optabs.c (emit_unop_insn): Break out to ...
1611 (maybe_emit_unop_insn): ... this one.
1612 (expand_sfix_optab): Use maybe variant.
1613 * optabs.h (maybe_emit_unop_insn): Declare.
1615 * i386.md (mov0 patterns): Enable by default.
1616 (FP conversion expanders): Disable expansion of code expanding
1617 sequences when instruction should be optimized for size.
1618 (single strinop patterns): Enable when optimizing for size.
1619 (string expanders): Disable expanding of code expanding sequences
1620 when optimizning instruction for size.
1621 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
1623 (ix86_fp_comparison_sahf_cost): Likewise.
1624 (ix86_expand_branch): Likewise.
1625 (ix86_expand_ashl_const): Likewise.
1626 (ix86_split_ashl): Likewise.
1627 (ix86_expand_strlen): Likewise.
1628 (ix86_emit_fp_unordered_jump): Likewie.
1630 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1632 * c-common.c: Fix typo.
1633 (c_common_reswords): Activate more C++ keyword warnings.
1635 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
1637 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1640 * diagnostic.c (permerror_at): New.
1641 * toplev.h (permerror_at): Declare.
1643 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
1644 Ira Rosen <irar@il.ibm.com>
1646 * tree-vect-transform.c (vect_model_simple_cost): Return
1647 immediately if stmt is pure SLP.
1648 (vect_model_store_cost): Ditto.
1649 (vect_model_load_cost): Ditto.
1650 (vectorizable_store): Remove PURE_SLP check before call
1651 to vect_model_store_cost.
1652 (vect_model_store_cost): When checking whether stmt describe
1653 strided access, add a check that it is not slp_node.
1655 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1658 * c-common.c (warn_for_sign_compare): New. Handle separately the
1659 case that 'constant' is zero.
1660 * c-typeck.c (build_binary_op): Move code to c-common.c
1662 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1664 * config/alpha/alpha.c (alpha_preferred_reload_class,
1665 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
1666 alpha_output_mi_thunk_osf): Avoid C++ keywords.
1667 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
1668 * config/arm/arm.md: Likewise.
1669 * config/avr/avr-protos.h (preferred_reload_class,
1670 test_hard_reg_class, avr_simplify_comparison_p,
1671 out_shift_with_cnt, class_max_nregs): Likewise.
1672 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
1673 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
1674 preferred_reload_class, test_hard_reg_class): Likewise.
1675 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
1676 bfin_memory_move_cost, bfin_secondary_reload,
1677 bfin_output_mi_thunk): Likewise.
1678 * config/crx/crx.c (crx_secondary_reload_class,
1679 crx_memory_move_cost): Likewise.
1680 * config/frv/frv-protos.h (frv_secondary_reload_class,
1681 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
1682 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
1683 frv_secondary_reload_class, frv_class_likely_spilled_p,
1684 frv_class_max_nregs): Likewise.
1685 * config/h8300/h8300.c (h8300_classify_operand,
1686 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
1688 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
1689 * config/ia64/ia64.c (ia64_preferred_reload_class,
1690 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
1691 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
1692 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
1694 * config/m68hc11/m68hc11.c (preferred_reload_class,
1695 m68hc11_memory_move_cost): Likewise.
1696 * config/mcore/mcore.c (mcore_secondary_reload_class,
1697 mcore_reload_class): Likewise.
1698 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
1699 mips_class_max_nregs, mips_cannot_change_mode_class,
1700 mips_preferred_reload_class, mips_secondary_reload_class,
1701 mips_output_mi_thunk): Likewise.
1702 * config/mmix/mmix.c (mmix_preferred_reload_class,
1703 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
1705 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1707 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
1708 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
1709 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1710 * config/rs6000/rs6000.c (paired_expand_vector_init,
1711 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
1712 compare_section_name, rs6000_memory_move_cost): Likewise.
1713 * config/s390/s390.c (s390_emit_compare_and_swap,
1714 s390_preferred_reload_class, s390_secondary_reload,
1715 legitimize_pic_address, legitimize_tls_address,
1716 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
1717 s390_class_max_nregs): Likewise.
1718 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1719 * config/s390/s390.md: Likewise.
1720 * config/score/score-protos.h (score_secondary_reload_class,
1721 score_preferred_reload_class): Likewise.
1722 * config/score/score.c (score_preferred_reload_class,
1723 score_secondary_reload_class): Likewise.
1724 * config/score/score3.c (score3_output_mi_thunk,
1725 score3_preferred_reload_class, score3_secondary_reload_class,
1726 score3_hard_regno_mode_ok): Likewise.
1727 * config/score/score3.h (score3_preferred_reload_class,
1728 score3_secondary_reload_class): Likewise.
1729 * config/score/score7.c (score7_output_mi_thunk,
1730 score7_preferred_reload_class, score7_secondary_reload_class,
1731 score7_hard_regno_mode_ok): Likewise.
1732 * config/score/score7.h (score7_preferred_reload_class,
1733 score7_secondary_reload_class): Likewise.
1734 * config/sh/sh.c (prepare_move_operands, output_far_jump,
1735 output_branchy_insn, add_constant, gen_block_redirect,
1736 sh_insn_length_adjustment, sh_cannot_change_mode_class,
1737 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
1739 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1740 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
1741 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
1742 xstormy16_preferred_reload_class): Likewise.
1743 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
1744 xtensa_expand_atomic, override_options,
1745 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
1747 * reorg.c (try_merge_delay_insns): Likewise.
1748 * tree.c (merge_dllimport_decl_attributes): Likewise.
1750 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
1752 2008-08-06 Michael Matz <matz@suse.de>
1754 * Makefile.in (write_entries_to_file): Quote words.
1755 * gengtype.c: (read_input_line): Skip over leading white-space.
1757 2008-08-06 Marc Gauthier <marc@tensilica.com>
1759 * config.gcc: Match more processor names for Xtensa.
1760 * configure.ac: Likewise.
1761 * doc/install.texi (Specific): Likewise.
1762 * configure: Regenerate.
1764 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1766 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
1767 * calls.c (avoid_likely_spilled_reg): Likewise.
1768 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
1769 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
1770 * config/i386/i386.c (ix86_expand_special_args_builtin,
1771 ix86_secondary_reload): Likewise.
1772 * except.c (struct eh_region, gen_eh_region_catch,
1773 remove_unreachable_regions, duplicate_eh_regions,
1774 assign_filter_values, build_post_landing_pads,
1775 sjlj_find_directly_reachable_regions, remove_eh_handler,
1776 reachable_next_level, foreach_reachable_handler,
1777 can_throw_internal_1, can_throw_external_1,
1778 collect_one_action_chain): Likewise.
1779 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
1780 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
1781 * function.c (update_temp_slot_address, instantiate_new_reg,
1782 instantiate_virtual_regs_in_rtx,
1783 instantiate_virtual_regs_in_insn): Likewise.
1784 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
1785 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
1786 gimplify_cleanup_point_expr): Likewise.
1787 * ipa-cp.c (ipcp_lattice_changed): Likewise.
1788 * passes.c (next_pass_1): Likewise.
1789 * print-tree.c (print_node_brief, print_node): Likewise.
1790 * profile.c (branch_prob): Likewise.
1791 * tree-dump.c (dump_register): Likewise.
1792 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
1794 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
1795 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
1796 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
1797 copy_arguments_for_versioning, copy_static_chain): Likewise.
1798 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
1799 add_new_name_mapping, register_new_name_mapping): Likewise.
1800 * tree-mudflap.c (mf_xform_derefs): Likewise.
1801 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
1802 get_init_expr, combine_chains): Likewise.
1803 * tree-pretty-print.c (dump_generic_node): Likewise.
1804 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
1805 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
1806 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
1807 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
1809 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1812 * calls.c (expand_call): Use the biggest preferred stack
1815 2008-08-06 Michael Matz <matz@suse.de>
1818 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
1819 for reused reload, instead of overwriting them.
1821 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1824 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
1825 for incoming stack boundary.
1827 * function.c (assign_parm_find_entry_rtl): Update
1828 parm_stack_boundary.
1830 * function.h (rtl_data): Add parm_stack_boundary.
1832 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
1833 parm_stack_boundary for incoming stack boundary.
1835 2008-08-06 Joseph Myers <joseph@codesourcery.com>
1837 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
1838 for unrepresentable subregs or treat them as equal to other regs
1839 or subregs with the same register number.
1841 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
1844 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
1847 2008-08-06 Jan Hubicka <jh@suse.cz>
1849 * predict.c (maybe_hot_frequency_p): When profile is absent, all
1850 frequencies might be hot.
1852 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
1854 * reload.c (find_reloads): Force constants into literal pool
1855 also if they are wrapped in a SUBREG.
1857 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1860 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
1861 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
1862 Don't allow predicated instructions for data speculation.
1863 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
1866 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1868 * haifa-sched.c (extend_global): Split to extend_global_data and
1869 extend_region_data. Update all uses.
1870 (extend_all): Rename to extend_block_data.
1872 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1874 * sched-rgn.c (new_ready): Check if instruction can be
1875 speculatively scheduled before attempting speculation.
1876 (debug_rgn_dependencies): Remove wrongful assert.
1878 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1880 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
1882 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1884 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
1885 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
1886 va_size, and type_size.
1888 2008-08-04 Jason Merrill <jason@redhat.com>
1891 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
1892 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
1894 2008-08-05 Richard Henderson <rth@redhat.com>
1896 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
1897 * configure: Rebuild.
1899 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1902 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
1903 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
1906 2008-08-05 Richard Henderson <rth@redhat.com>
1908 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
1909 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
1910 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
1911 * common.opt (fdwarf2-cfi-asm): New.
1912 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
1913 * config.in, configure: Rebuild.
1914 * dwarf2asm.c (dw2_asm_output_data_raw): New.
1915 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
1916 (dw2_force_const_mem): Externalize.
1917 * dwarf2asm.h: Update.
1918 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
1919 generate a real label.
1920 (output_cfi_directive): New.
1921 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
1922 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
1923 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
1925 (dwarf2out_end_epilogue): Emit .cfi_endproc.
1926 (output_loc_operands_raw, output_loc_sequence_raw): New.
1927 (output_cfa_loc_raw): New.
1929 2008-08-05 Paul Brook <paul@codesourcery.com>
1931 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
1932 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
1933 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
1934 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
1935 * config/arm/arm.h (TARGET_VFPD32): Define.
1936 (TARGET_VFP3): Use TARGET_VFPD32.
1937 (fputype): Add FPUTYPE_VFP3D16.
1938 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
1939 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
1940 * config/arm/arm-cores.def: Add cortex-r4f.
1941 * config/arm/arm-tune.md: Regenerate.
1943 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1945 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1946 Reword some comments throughout the file.
1948 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1949 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1950 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1951 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1953 (MFC_START_ENABLE): Remove PPU-only define.
1954 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1955 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1957 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1958 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1959 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1960 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1961 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1962 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1963 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1965 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1966 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1967 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1968 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1970 (spu_read_machine_status): Fix typo.
1972 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1974 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1975 SUBREG of multi-word hard register.
1976 * config/spu/spu.c (valid_subreg): Likewise.
1977 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1979 2008-08-04 Richard Guenther <rguenther@suse.de>
1981 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1982 the candidate with the stripped base if that base is different
1983 from the original base even for offset zero.
1985 2008-08-04 Richard Guenther <rguenther@suse.de>
1988 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1989 check for no_overflow.
1991 2008-08-04 Richard Guenther <rguenther@suse.de>
1993 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1995 2008-08-04 Paul Brook <paul@codesourcery.com>
1997 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1998 (arm_order_regs_for_local_alloc): New function.
1999 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
2001 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
2003 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
2006 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
2007 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
2008 (ix86_expand_epilogue): Likewise.
2010 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
2012 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
2015 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
2017 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
2018 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
2019 (*movv2sf_internal_rex64): Ditto.
2021 2008-08-03 Jan Hubicka <jh@suse.cz>
2023 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
2024 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
2025 * expmed.c (expand_smod_pow2): Likewise.
2027 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
2030 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
2031 alternative 0 of operand 1.
2032 (*vec_concatv2di_rex64_sse): Ditto.
2033 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
2035 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
2036 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
2037 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
2038 (*movv2sf_internal_rex64): Ditto.
2040 2008-08-02 Richard Guenther <rguenther@suse.de>
2043 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
2044 (ssedoublesizemode): New mode attribute.
2045 (sse_shufps): Call gen_sse_shufps_v4sf.
2046 (sse_shufps_1): Macroize.
2047 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
2048 (sse2_shufpd_1): Macroize.
2049 (vec_extract_odd, vec_extract_even): New expanders.
2050 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
2051 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
2052 * i386.c (ix86_expand_vector_init_one_nonzero): Call
2053 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
2054 (ix86_expand_vector_set): Likewise.
2055 (ix86_expand_reduc_v4sf): Likewise.
2057 2008-08-01 Doug Kwan <dougkwan@google.com>
2059 * matrix-reorg.c: Re-enable all code.
2060 (struct malloc_call_data): Change CALL_STMT to gimple type.
2061 (collect_data_for_malloc_call): Tuplify.
2062 (struct access_site_info): Change STMT to gimple type.
2063 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
2064 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
2065 (struct free_info): Change STMT to gimple type.
2066 (struct matrix_access_phi_node): Change PHI to gimple type.
2067 (get_inner_of_cast_expr): Remove.
2068 (may_flatten_matrices_1): Tuplify.
2069 (may_flatten_matrices): Ditto.
2070 (mark_min_matrix_escape_level): Ditto.
2071 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
2072 (ssa_accessed_in_call_rhs): New
2073 (ssa_accessed_in_assign_rhs): New
2074 (record_access_alloc_site_info): Tuplify.
2075 (add_allocation_site): Ditto.
2076 (analyze_matrix_allocation_site): Ditto.
2077 (analyze_transpose): Ditto.
2078 (get_index_from_offset): Ditto.
2079 (update_type_size): Ditto.
2080 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
2081 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
2082 (analyze_accesses_for_phi_node): Tuplify.
2083 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
2084 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
2085 (analyze_matrix_accesses): Tuplify.
2086 (check_var_data): New call-back type for check_var_notmodified_p.
2087 (check_var_notmodified_p): Tuplify and use call-back struct to
2088 return statement found.
2089 (can_calculate_expr_before_stmt): Factor out statement related code
2091 (can_calculate_stmt_before_stmt): New.
2092 (check_allocation_function): Tuplify.
2093 (find_sites_in_func): Ditto.
2094 (record_all_accesses_in_func): Ditto.
2095 (transform_access_sites): Ditto.
2096 (transform_allocation_sites): Ditto.
2097 (matrix_reorg): Re-enable.
2098 (gate_matrix_reorg): Re-enable.
2100 2008-08-01 Jakub Jelinek <jakub@redhat.com>
2102 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
2103 for labels for which it hasn't been set yet. If it has been set,
2104 stop walking insns and continue with next worklist item.
2105 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
2106 if the only BARRIER is at the very end of a function.
2108 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
2110 * cfgexpand.c (expand_stack_alignment): Assert that
2111 stack_realign_drap and drap_rtx must match.
2113 * function.c (instantiate_new_reg): If DRAP is used to realign
2114 stack, replace virtual_incoming_args_rtx with internal arg
2117 2008-08-01 Richard Guenther <rguenther@suse.de>
2119 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
2120 loop information only if we initialized it.
2121 (execute_pre): Call fini_pre with in_fre.
2122 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
2123 if we do not unroll because we hit max-completely-peeled-insns.
2124 Use our estimation for consistency, do allow shrinking.
2126 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
2128 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
2129 with MIN_STACK_BOUNDARY.
2130 (ix86_update_stack_boundary): Likewise.
2131 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
2134 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
2135 (MIN_STACK_BOUNDARY): This.
2137 2008-08-01 Richard Guenther <rguenther@suse.de>
2140 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
2142 2008-08-01 Richard Guenther <rguenther@suse.de>
2144 PR tree-optimization/36988
2145 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
2146 do not matter if that doesn't change volatile qualification.
2148 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
2150 * configure.ac: Do not generate libada-mk. Do not subst
2152 * libada-mk.in: Remove.
2153 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
2154 * configure: Regenerate.
2156 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
2158 * tree-pass.h: Added comment about not dumping passes with name
2159 starting with star in struct opt_pass.
2160 * passes.c (register_dump_files_1): Don't do dump for a pass with
2161 name starting with star.
2162 * doc/passes.texi (Pass manager): Mention pass names and special
2163 meaning of star prefix to avoid dump.
2165 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
2167 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
2169 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
2170 (ISA_MIPS64R2): New macro.
2171 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
2172 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
2173 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
2174 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
2175 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
2176 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
2177 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
2178 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
2179 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
2180 Move up to keep list alphabetically sorted.
2181 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
2182 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
2184 * doc/invoke.texi (MIPS Options): Add -mips64r2.
2185 (-march=@var{arch}): Add mips64r2.
2187 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2189 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
2191 2008-07-31 Steve Ellcey <sje@cup.hp.com>
2193 * expr.c (expand_assignment): Check for complete type.
2195 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2198 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
2200 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
2201 for stack alignment.
2203 * function.h (rtl_data): Add stack_realign_tried. Update comments.
2205 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
2207 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
2208 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
2210 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2212 PR rtl-optimization/36419
2213 * dwarf2out.c (barrier_args_size): New variable.
2214 (compute_barrier_args_size, compute_barrier_args_size_1): New
2216 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
2217 if not called yet in the current function, use barrier_args_size
2218 array to find the new args_size value.
2219 (dwarf2out_frame_debug): Free and clear barrier_args_size.
2221 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2224 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
2227 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2230 * dwarf2out.c (dwarf2out_args_size_adjust): New.
2231 (dwarf2out_stack_adjust): Use it.
2232 (dwarf2out_frame_debug_expr): Likewise.
2234 2008-07-31 Richard Guenther <rguenther@suse.de>
2236 PR tree-optimization/36978
2237 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
2238 the generated condition.
2240 2008-07-31 Richard Guenther <rguenther@suse.de>
2242 * passes.c (init_optimization_passes): Always call
2243 pass_early_warn_uninitialized.
2244 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
2245 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
2246 * doc/passes.texi (Warn for uninitialized variables): Adjust.
2248 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2251 * builtins.c (maybe_emit_free_warning): New function.
2252 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
2253 maybe_emit_free_warning for BUILT_IN_FREE.
2256 * dwarf2out.c (get_context_die): New function.
2257 (force_decl_die, force_type_die): Use it.
2258 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
2259 returns NULL, force generation of DW_TAG_typedef and put that into
2262 PR preprocessor/36649
2263 * c-pch.c (c_common_read_pch): Save and restore
2264 line_table->trace_includes across PCH restore.
2266 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
2269 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
2271 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2274 * final.c (call_from_call_insn): Handle COND_EXEC.
2276 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2278 * builtins.c (std_gimplify_va_arg_expr): Replace
2279 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
2280 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2282 2008-07-30 Joey Ye <joey.ye@intel.com>
2283 H.J. Lu <hongjiu.lu@intel.com>
2285 * builtins.c (expand_builtin_setjmp_receiver): Replace
2286 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
2287 (expand_builtin_apply_args_1): Likewise.
2288 (expand_builtin_longjmp): Need DRAP for stack alignment.
2289 (expand_builtin_apply): Likewise.
2291 * caller-save.c (setup_save_areas): Call assign_stack_local_1
2292 instead of assign_stack_local to allow alignment reduction.
2294 * calls.c (emit_call_1): Need DRAP for stack alignment if
2296 (expand_call): Replace virtual_incoming_args_rtx with
2297 crtl->args.internal_arg_pointer.
2298 * stmt.c (expand_nl_goto_receiver): Likewise.
2300 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
2301 alignment and store to stack_alignment_estimated and
2302 max_used_stack_slot_alignment.
2303 (expand_one_var): Likewise.
2304 (expand_stack_alignment): New function.
2305 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
2306 and stack_alignment_estimated fields in rtl_data. Call
2307 expand_stack_alignment at end.
2309 * defaults.h (INCOMING_STACK_BOUNDARY): New.
2310 (MAX_STACK_ALIGNMENT): Likewise.
2311 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
2312 (SUPPORTS_STACK_ALIGNMENT): Likewise.
2314 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
2315 stack alignment when generating virtual registers.
2317 * function.c (assign_stack_local): Renamed to ...
2318 (assign_stack_local_1): This. Add a parameter to indicate
2319 if it is OK to reduce alignment.
2320 (assign_stack_local): Use it.
2321 (instantiate_new_reg): Instantiate virtual incoming args rtx
2322 to vDRAP if stack realignment and DRAP is needed.
2323 (assign_parms): Collect parameter/return type alignment and
2324 contribute to stack_alignment_estimated.
2325 (locate_and_pad_parm): Likewise.
2326 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
2327 with crtl->args.internal_arg_pointer.
2329 * function.h (rtl_data): Add new field drap_reg,
2330 max_used_stack_slot_alignment, stack_alignment_estimated,
2331 stack_realign_needed, need_drap, stack_realign_processed and
2332 stack_realign_finalized.
2333 (stack_realign_fp): New macro.
2334 (stack_realign_drap): Likewise.
2336 * global.c (compute_regsets): Frame pointer is needed when
2337 stack is realigned. Can eliminate frame pointer when stack is
2338 realigned and dynamic realigned argument pointer isn't used.
2340 * reload1.c (update_eliminables): Frame pointer is needed
2341 when stack is realigned.
2342 (init_elim_table): Can eliminate frame pointer when stack is
2343 realigned and dynamic realigned argument pointer isn't used.
2345 * rtl.h (assign_stack_local_1): Declare new funtion.
2347 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
2348 (TARGET_GET_DRAP_RTX): Likewise.
2349 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
2350 TARGET_GET_DRAP_RTX.
2352 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
2354 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
2355 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
2357 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
2358 H.J. Lu <hongjiu.lu@intel.com>
2360 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
2361 vdrap_reg, stack_realign and drap_reg_saved.
2362 (add_cfi): Don't allow redefining CFA when DRAP is used.
2363 (reg_save): Handle stack alignment.
2364 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
2365 alignment. Don't generate DWARF information for (set fp sp)
2367 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
2369 (int_loc_descriptor): Move prototype forward. Also define if
2370 DWARF2_UNWIND_INFO is true.
2371 (output_cfa_loc): Handle DW_CFA_expression.
2372 (build_cfa_aligned_loc): New.
2373 (based_loc_descr): Update assert for stack realign. For local
2374 variables, use sp+offset when stack is aligned without drap and
2375 fp+offset when stack is aligned with drap. For arguments, use
2376 cfa+offset when drap is used to align stack.
2378 2008-07-30 Joey Ye <joey.ye@intel.com>
2379 H.J. Lu <hongjiu.lu@intel.com>
2381 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
2383 (ix86_gen_andsp): New.
2384 (ix86_user_incoming_stack_boundary): Likewise.
2385 (ix86_default_incoming_stack_boundary): Likewise.
2386 (ix86_incoming_stack_boundary): Likewise.
2387 (ix86_can_eliminate): Likewise.
2388 (find_drap_reg): Likewise.
2389 (ix86_update_stack_boundary): Likewise.
2390 (ix86_get_drap_rtx): Likewise.
2391 (ix86_finalize_stack_realign_flags): Likewise.
2392 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
2393 (TARGET_GET_DRAP_RTX): Likewise.
2394 (override_options): Overide option value for new options.
2395 (ix86_function_ok_for_sibcall): Remove check for
2396 force_align_arg_pointer.
2397 (ix86_handle_cconv_attribute): Likewise.
2398 (ix86_function_regparm): Likewise.
2399 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
2400 (ix86_va_start): Replace virtual_incoming_args_rtx with
2401 crtl->args.internal_arg_pointer.
2402 (ix86_select_alt_pic_regnum): Check DRAP register.
2403 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
2404 (ix86_compute_frame_layout): Compute frame layout wrt stack
2406 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
2407 (ix86_expand_prologue): Decide if stack realignment is needed
2408 and generate prologue code accordingly.
2409 (ix86_expand_epilogue): Generate epilogue code wrt stack
2410 realignment is really needed or not.
2412 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
2413 (ABI_STACK_BOUNDARY): Likewise.
2414 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
2415 (STACK_REALIGN_DEFAULT): Likewise.
2416 (INCOMING_STACK_BOUNDARY): Likewise.
2417 (MAX_STACK_ALIGNMENT): Likewise.
2418 (ix86_incoming_stack_boundary): Likewise.
2419 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
2420 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
2421 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
2422 (machine_function): Remove force_align_arg_pointer.
2424 * config/i386/i386.md (BX_REG): New.
2425 (R13_REG): Likewise.
2427 * config/i386/i386.opt (mforce_drap): New.
2428 (mincoming-stack-boundary): Likewise.
2429 (mstackrealign): Add Init(-1).
2431 * config/i386/i386-protos.h (ix86_can_eliminate): New
2433 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2435 * doc/extend.texi: Update force_align_arg_pointer.
2437 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
2440 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
2441 (INCOMING_STACK_BOUNDARY): Likewise.
2442 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
2443 (TARGET_GET_DRAP_RTX): Likewise.
2445 2008-07-30 Andreas Schwab <schwab@suse.de>
2447 PR rtl-optimization/36929
2448 * dse.c (replace_inc_dec): Use emit_insn_before instead of
2449 add_insn_before and fix argument order.
2450 (replace_inc_dec_mem): Handle NULL rtx.
2452 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
2454 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
2456 (arm_compute_initial_elimination_offset): Use it.
2457 (arm_compute_save_reg_mask): Include static chain save slot when
2458 calculating alignment.
2459 (arm_get_frame_offsets): Ditto.
2460 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
2461 that we can use to decrement the stack when the stack decrement
2462 could be too big for an immediate value in a single insn.
2463 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
2465 2008-07-30 Richard Guenther <rguenther@suse.de>
2467 PR tree-optimization/36967
2468 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
2469 Release defs of statements we remove.
2471 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2473 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
2474 instead of NULL_RTVEC.
2476 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2480 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
2483 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2485 * final.c (call_from_call_insn): New.
2486 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
2488 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
2490 * configure.ac: Substitute ADA_CFLAGS.
2491 * configure: Regenerate.
2492 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
2493 * Makefile.in: Remove mention of X_* variables.
2494 * config/pa/x-ada-hpux10: Remove.
2495 * config/pa/x-ada: Remove.
2497 * doc/fragments.texi: Update.
2499 2008-07-30 Olivier Hainque <hainque@adacore.com>
2501 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
2502 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
2503 __dso_handle explicitly here.
2505 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2508 * c-typeck.c (build_binary_op): Encapsulate code into...
2509 * c-common.c (shorten_binary_op): ...this new function.
2510 (conversion_warning): Use the new function. Handle non-negative
2511 constant in bitwise-and.
2512 * c-common.h (shorten_binary_op): Declare.
2514 2008-07-30 Olivier Hainque <hainque@adacore.com>
2516 * scan.c (make_sstring_space): Add explicit conversions of
2517 allocator's return value.
2518 * fix-header.c (recognized_function): Likewise.
2520 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2522 * doc/cpp.texi: Update to GFDL 1.2.
2523 * doc/gcc.texi: Do not list GPL as Invariant Section.
2524 * doc/gccint.texi: Likewise. Update copyright years.
2525 * doc/install.texi: Update copyright years.
2527 2008-07-30 Alan Modra <amodra@bigpond.net.au>
2530 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
2531 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2533 2008-07-29 Jan Hubicka <jh@suse.cz>
2535 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
2536 (grokdeclarator): Likewise.
2537 * langhooks.c (lhd_warn_unused_global_decl): Use
2538 DECL_DECLARED_INLINE_P.
2539 * print-tree.c (print_node): Remove DECL_INLINE check.
2541 2008-07-29 Richard Guenther <rguenther@suse.de>
2543 PR tree-optimization/36945
2544 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
2545 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
2546 Record invariant addresses un-decomposed.
2547 (copy_reference_ops_from_call): Record reference call
2548 arguments properly. Simplify.
2549 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
2550 helper split out from ...
2551 (create_component_ref_by_pieces): ... here. Simplify.
2552 Prepare for recursive invocation for call arguments.
2553 (create_expression_by_pieces): Adjust call to
2554 create_component_ref_by_pieces.
2555 (compute_avail): Process operand 2 of reference ops.
2557 2008-07-29 Richard Guenther <rguenther@suse.de>
2559 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2561 2008-07-29 Jakub Jelinek <jakub@redhat.com>
2563 * c-format.c (check_format_types): Revert unwanted checkin.
2565 2008-07-29 Jan Hubicka <jh@suse.cz>
2567 * flags.h (flag_really_no_inline): Remove.
2568 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
2569 * toplev.c (flag_really_no_inline): Remove.
2570 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
2571 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
2572 (cgraph_decide_inlining_incrementally): Likewise.
2573 (compute_inline_parameters): Likewise.
2574 * opts.c (decode_options): Simplify.
2575 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
2576 * common.opt (finline): Initialize to 1.
2577 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
2579 2008-07-29 Jan Hubicka <jh@suse.cz>
2581 * predict.c (always_optimize_for_size_p): New function.
2582 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2583 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2584 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
2586 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
2587 * function.c (prepare_function_start): Set default profile.
2588 * function.h (rtl_data): Add maybe_hot_insn_p.
2589 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
2590 (construct_exit_block): Likewise.
2591 (tree_expand_cfg): Likewise.
2593 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2594 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2595 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2596 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
2599 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2602 * c-decl.c (merge_decls): Merge USED flags.
2604 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2606 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
2607 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
2608 next_stack, lab_false and lab_over trees.
2610 2008-07-28 Richard Guenther <rguenther@suse.de>
2612 PR tree-optimization/36957
2613 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
2614 (useless_type_conversion_p): Remove.
2615 (types_compatible_p): Remove.
2616 * gimple.h (tree_ssa_useless_type_conversion): Declare.
2617 (useless_type_conversion_p): Declare.
2618 (types_compatible_p): Declare.
2619 (gimple_expr_type): Return the base type only if it is
2620 trivially convertible to the subtype.
2622 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
2624 * configure.ac: Use the m4_do macro to concatenate the warnings into
2625 one string in ACX_PROG_CC_WARNING_OPTS,
2626 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
2627 * configure: Regenerate.
2629 2008-07-28 Richard Guenther <rguenther@suse.de>
2631 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
2632 (insert_fake_stores): Remove.
2633 (realify_fake_stores): Likewise.
2634 (execute_pre): Remove dead code.
2635 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
2636 (find_func_aliases): Deal with it here instead.
2637 Re-enable gcc_unreachable call.
2639 2008-07-28 Richard Guenther <rguenther@suse.de>
2641 Merge from gimple-tuples-branch.
2643 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
2644 * gimple.def: New file.
2645 * gsstruct.def: Likewise.
2646 * gimple-iterator.c: Likewise.
2647 * gimple-pretty-print.c: Likewise.
2648 * tree-gimple.c: Removed. Merged into ...
2649 * gimple.c: ... here. New file.
2650 * tree-gimple.h: Removed. Merged into ...
2651 * gimple.h: ... here. New file.
2653 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
2654 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
2655 --enable-checking=gimple flag.
2656 * config.in: Likewise.
2657 * configure: Regenerated.
2659 * tree-ssa-operands.h: Tuplified.
2660 * tree-vrp.c: Likewise.
2661 * tree-loop-linear.c: Likewise.
2662 * tree-into-ssa.c: Likewise.
2663 * tree-ssa-loop-im.c: Likewise.
2664 * tree-dump.c: Likewise.
2665 * tree-complex.c: Likewise.
2666 * cgraphbuild.c: Likewise.
2667 * tree-ssa-threadupdate.c: Likewise.
2668 * tree-ssa-loop-niter.c: Likewise.
2669 * tree-pretty-print.c: Likewise.
2670 * tracer.c: Likewise.
2671 * gengtype.c: Likewise.
2672 * tree-loop-distribution.c: Likewise.
2673 * tree-ssa-loop-unswitch.c: Likewise.
2674 * cgraph.c: Likewise.
2675 * cgraph.h: Likewise.
2676 * tree-ssa-loop-manip.c: Likewise.
2677 * value-prof.c: Likewise.
2678 * tree-ssa-loop-ch.c: Likewise.
2679 * tree-tailcall.c: Likewise.
2680 * value-prof.h: Likewise.
2683 * tree-pass.h: Likewise.
2684 * ipa-cp.c: Likewise.
2685 * tree-scalar-evolution.c: Likewise.
2686 * tree-scalar-evolution.h: Likewise.
2687 * target.h: Likewise.
2688 * lambda-mat.c: Likewise.
2689 * tree-phinodes.c: Likewise.
2690 * diagnostic.h: Likewise.
2691 * builtins.c: Likewise.
2692 * tree-ssa-alias-warnings.c: Likewise.
2693 * cfghooks.c: Likewise.
2694 * fold-const.c: Likewise.
2695 * cfghooks.h: Likewise.
2696 * omp-low.c: Likewise.
2697 * tree-ssa-dse.c: Likewise.
2698 * ipa-reference.c: Likewise.
2699 * tree-ssa-uncprop.c: Likewise.
2700 * toplev.c: Likewise.
2701 * tree-gimple.c: Likewise.
2702 * tree-gimple.h: Likewise.
2703 * tree-chrec.c: Likewise.
2704 * tree-chrec.h: Likewise.
2705 * tree-ssa-sccvn.c: Likewise.
2706 * tree-ssa-sccvn.h: Likewise.
2707 * cgraphunit.c: Likewise.
2708 * tree-ssa-copyrename.c: Likewise.
2709 * tree-ssa-ccp.c: Likewise.
2710 * tree-ssa-loop-ivopts.c: Likewise.
2711 * tree-nomudflap.c: Likewise.
2712 * tree-call-cdce.c: Likewise.
2713 * ipa-pure-const.c: Likewise.
2714 * c-format.c: Likewise.
2715 * tree-stdarg.c: Likewise.
2716 * tree-ssa-math-opts.c: Likewise.
2717 * tree-ssa-dom.c: Likewise.
2718 * tree-nrv.c: Likewise.
2719 * tree-ssa-propagate.c: Likewise.
2720 * ipa-utils.c: Likewise.
2721 * tree-ssa-propagate.h: Likewise.
2722 * tree-ssa-alias.c: Likewise.
2723 * gimple-low.c: Likewise.
2724 * tree-ssa-sink.c: Likewise.
2725 * ipa-inline.c: Likewise.
2726 * c-semantics.c: Likewise.
2727 * dwarf2out.c: Likewise.
2729 * tree-ssa-loop-ivcanon.c: Likewise.
2730 * predict.c: Likewise.
2731 * tree-ssa-loop.c: Likewise.
2732 * tree-parloops.c: Likewise.
2733 * tree-ssa-address.c: Likewise.
2734 * tree-ssa-ifcombine.c: Likewise.
2735 * matrix-reorg.c: Likewise.
2736 * c-decl.c: Likewise.
2737 * tree-eh.c: Likewise.
2738 * c-pretty-print.c: Likewise.
2739 * lambda-trans.c: Likewise.
2740 * function.c: Likewise.
2741 * langhooks.c: Likewise.
2742 * ebitmap.h: Likewise.
2743 * tree-vectorizer.c: Likewise.
2744 * function.h: Likewise.
2745 * langhooks.h: Likewise.
2746 * tree-vectorizer.h: Likewise.
2747 * ipa-type-escape.c: Likewise.
2748 * ipa-type-escape.h: Likewise.
2749 * domwalk.c: Likewise.
2750 * tree-if-conv.c: Likewise.
2751 * profile.c: Likewise.
2752 * domwalk.h: Likewise.
2753 * tree-data-ref.c: Likewise.
2754 * tree-data-ref.h: Likewise.
2755 * tree-flow-inline.h: Likewise.
2756 * tree-affine.c: Likewise.
2757 * tree-vect-analyze.c: Likewise.
2758 * c-typeck.c: Likewise.
2759 * gimplify.c: Likewise.
2760 * coretypes.h: Likewise.
2761 * tree-ssa-phiopt.c: Likewise.
2762 * calls.c: Likewise.
2763 * tree-ssa-coalesce.c: Likewise.
2764 * tree.def: Likewise.
2765 * tree-dfa.c: Likewise.
2766 * except.c: Likewise.
2767 * except.h: Likewise.
2768 * cfgexpand.c: Likewise.
2769 * tree-cfgcleanup.c: Likewise.
2770 * tree-ssa-pre.c: Likewise.
2771 * tree-ssa-live.c: Likewise.
2772 * tree-sra.c: Likewise.
2773 * tree-ssa-live.h: Likewise.
2774 * tree-predcom.c: Likewise.
2775 * lambda.h: Likewise.
2776 * tree-mudflap.c: Likewise.
2777 * ipa-prop.c: Likewise.
2778 * print-tree.c: Likewise.
2779 * tree-ssa-copy.c: Likewise.
2780 * ipa-prop.h: Likewise.
2781 * tree-ssa-forwprop.c: Likewise.
2782 * ggc-page.c: Likewise.
2783 * c-omp.c: Likewise.
2784 * tree-ssa-dce.c: Likewise.
2785 * tree-vect-patterns.c: Likewise.
2786 * tree-ssa-ter.c: Likewise.
2787 * tree-nested.c: Likewise.
2788 * tree-ssa.c: Likewise.
2789 * lambda-code.c: Likewise.
2790 * tree-ssa-loop-prefetch.c: Likewise.
2791 * tree-inline.c: Likewise.
2792 * tree-inline.h: Likewise.
2793 * tree-iterator.c: Likewise.
2794 * tree-optimize.c: Likewise.
2795 * tree-ssa-phiprop.c: Likewise.
2796 * tree-vect-transform.c: Likewise.
2797 * tree-object-size.c: Likewise.
2798 * tree-outof-ssa.c: Likewise.
2799 * cfgloop.c: Likewise.
2800 * system.h: Likewise.
2801 * tree-profile.c: Likewise.
2802 * cfgloop.h: Likewise.
2803 * c-gimplify.c: Likewise.
2804 * c-common.c: Likewise.
2805 * tree-vect-generic.c: Likewise.
2806 * tree-flow.h: Likewise.
2807 * c-common.h: Likewise.
2808 * basic-block.h: Likewise.
2809 * tree-ssa-structalias.c: Likewise.
2810 * tree-switch-conversion.c: Likewise.
2811 * tree-ssa-structalias.h: Likewise.
2812 * tree-cfg.c: Likewise.
2813 * passes.c: Likewise.
2814 * ipa-struct-reorg.c: Likewise.
2815 * ipa-struct-reorg.h: Likewise.
2816 * tree-ssa-reassoc.c: Likewise.
2817 * cfgrtl.c: Likewise.
2818 * varpool.c: Likewise.
2820 * tree-ssanames.c: Likewise.
2821 * tree-ssa-threadedge.c: Likewise.
2822 * langhooks-def.h: Likewise.
2823 * tree-ssa-operands.c: Likewise.
2824 * config/alpha/alpha.c: Likewise.
2825 * config/frv/frv.c: Likewise.
2826 * config/s390/s390.c: Likewise.
2827 * config/m32c/m32c.c: Likewise.
2828 * config/m32c/m32c-protos.h: Likewise.
2829 * config/spu/spu.c: Likewise.
2830 * config/sparc/sparc.c: Likewise.
2831 * config/i386/i386.c: Likewise.
2832 * config/sh/sh.c: Likewise.
2833 * config/xtensa/xtensa.c: Likewise.
2834 * config/stormy16/stormy16.c: Likewise.
2835 * config/ia64/ia64.c: Likewise.
2836 * config/rs6000/rs6000.c: Likewise.
2837 * config/pa/pa.c: Likewise.
2838 * config/mips/mips.c: Likewise.
2840 2008-07-28 Simon Baldwin <simonb@google.com>
2842 * c-pragma.c (handle_pragma_message): New function.
2843 (init_pragma): Register handle_pragma_message.
2844 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
2847 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
2849 PR tree-optimization/35252
2850 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
2851 REALPART_EXPR to be considered as same load operation.
2853 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
2855 PR tree-optimization/36830
2856 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
2857 (expressions_equal_p): Return false if only one operand is null.
2859 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
2861 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
2862 version requirements.
2864 2008-07-26 Olivier Hainque <hainque@adacore.com>
2866 * collect2.c (symkind): New enum. Symbol kinds we care about.
2867 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
2868 code and head comment accordingly.
2869 (scan_prog_file): Use symkind names instead of bare integers.
2871 2008-07-25 Jan Hubicka <jh@suse.cz>
2873 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
2875 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
2876 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
2877 * dojump.c (clear_pending_stack_adjust): Likewise.
2878 * print-tree.c (print_node): Ignore DECL_INLINE.
2879 * tree-inline.c (inlinable_function_p): Likewise.
2881 2008-07-25 Michael Meissner <gnu@the-meissners.org>
2883 * doc/extend.texi (hot attribute): Document that the hot attribute
2884 turns on -O3 for some ports.
2885 (cold attribute): Document that the cold attribute turns on -Os
2888 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
2889 reflect function specific option support.
2891 * target.h (struct target_option_hooks): Add fields to say whether
2892 the cold attribute implies -Os and the hot attribute implies -O3.
2894 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
2895 By default, do not turn on -Os for cold functions.
2896 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
2897 not turn on -O3 for hot functions.
2899 * c-common.c (handle_hot_attribute): Use target hook to determine
2900 if hot functions should enable -O3.
2901 (handle_cold_attribute): Use target hook to determine if cold
2902 functions should enable -Os.
2904 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
2905 (override_options): Move disable scheduling to
2906 optimization_options.
2907 (optimization_options): Disable scheduling here, not
2909 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2910 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2912 * config/ia64/ia64.c (ia64_override_options): Move setting
2913 scheduling flags to ia64_optimization_options.
2914 (ia64_optimization_options): Disable scheduling options here, and
2915 not in ia64_override_options.
2916 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2917 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2919 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
2922 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2924 2008-07-25 Martin Jambor <mjambor@suse.cz>
2926 PR tree-optimization/36926
2927 * ipa-prop.c (ipa_analyze_call_uses): Call
2928 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2930 2008-07-25 Joseph Myers <joseph@codesourcery.com>
2932 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2933 movv2si_internal): Add mem = reg alternative.
2935 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
2938 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
2939 DEFAULT_PCC_STRUCT_RETURN to 127.
2941 2008-07-24 Jan Hubicka <jh@suse.cz>
2943 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2944 (build_cgraph_edges): Likewise.
2945 * cgraph.c (cgraph_node): Do not update assembler hash.
2946 (cgraph_remove_node): Drop non-unit-at-a-time code.
2947 * tree-pass.h (pass_O0_always_inline): Remove.
2948 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2949 * toplev.c (process_options): Flag unit-at-a-time does not imply
2951 * cgraphunit.c: Update comments.
2952 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2953 (cgraph_assemble_pending_functions): Remove.
2954 (cgraph_reset_node): Drop non-unit-at-a-time code.
2955 (cgraph_finalize_function): Likewise.
2956 (cgraph_analyze_function): Likewise.
2957 (cgraph_finalize_compilation_unit): Likewise.
2958 (cgraph_expand_function): Likewise.
2959 (cgraph_optimize): Likesise.
2960 (save_inline_function_body): Likewise.
2961 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2962 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2963 * ipa-inline.c: Update comments.
2964 (enum inlining_mode): remove INLINE_SPEED.
2965 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2966 (cgraph_mark_inline_edge): Likewise.
2967 (try_inline): Likewise.
2968 (cgraph_decide_inlining_incrementally): Likewise.
2969 (cgraph_gate_inlining): Remove.
2970 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2971 (cgraph_gate_early_inlining): Likewise.
2972 (gate_inline_passes): Remove.
2973 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2974 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2975 pass_O0_always_inline): Remove.
2976 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2977 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2978 * opts.c (no_unit_at_a_time_default): Remove.
2979 (decode_options): Remove flag_unit_at_a_time reset and warning.
2980 * opts.h (no_unit_at_a_time_default): Remove.
2981 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2982 early in GNU dialect.
2983 (merge_decls): Update comment; drop unit-at-a-time check.
2984 (finish_decl): Likewise.
2985 (grok_declaration): Remove flag_inline_trees code.
2986 (finish_functions): Return on function returning non-void on all
2988 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2989 * cfgexpand.c (expand_one_static_var): Remove.
2990 (expand_one_var): Remove expand_one_static_var call.
2991 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2992 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2993 and flag_unit_at_a-time compatibility checks.
2994 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2995 * tree-inline.c (flag_inline_trees): Remove.
2996 (inlinable_function_p): Don't check it.
2997 (expand_call_inline): Remove non-unit-at-a-time code.
2998 * tree-inline.h (flag_inline_trees): Remove.
2999 * tree-optimize.c (execute_early_local_optimizations): Remove
3000 unit-at-a-time checks.
3001 (tree_rest_of_compilation): Likewise.
3002 * combine.c (setup_incoming_promotions): Likewise.
3003 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
3004 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
3005 * passes.c (pass_inline_parameters): Update comments; remove
3006 O0_alwaysinline pass.
3007 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
3008 (execute_one_pass): Likewise.
3009 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
3010 (ix86_function_sseregparm): Likewise.
3011 * arm.c (arm_function_in_section_p): Likewise.
3012 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
3013 * varpool.c: Update comments.
3014 (decide_is_variable_needed): Remove unit-at-a-time checks.
3015 (varpool_finalize_decl): Likewise.
3017 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
3019 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
3021 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
3023 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
3025 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
3026 imp symbol extension.
3028 2008-07-23 Ian Lance Taylor <iant@google.com>
3030 * tree-vrp.c (infer_value_range): Ignore asm statements when
3031 looking for memory accesses for -fdelete-null-pointer-checks.
3033 2008-07-24 Ben Elliston <bje@au.ibm.com>
3035 * config/spu/spu-c.c (__vector_keyword): New variable.
3036 (vector_keyword): Likewise.
3037 (spu_categorize_keyword): New function.
3038 (spu_macro_to_expand): Likewise.
3039 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
3040 compiling an ISO C dialect.
3042 2008-07-24 Ben Elliston <bje@au.ibm.com>
3044 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
3047 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3049 * configure: Regenerate.
3050 * configure.ac: Require texinfo 4.7.
3051 * doc/install.texi: Document texinfo 4.7 requirement.
3053 2008-07-23 Martin Jambor <mjambor@suse.cz>
3055 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
3056 rather than for DECL_SAVED_TREE.
3057 * ipa-prop.c: Include diagnostic.h.
3058 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
3060 (ipa_detect_param_modifications): Function rewritten from scratch.
3061 (ipa_compute_jump_functions): Changed accesses to modification flags.
3062 (ipa_free_node_params_substructures): Update flags destruction.
3063 (ipa_node_duplication_hook): Update flags duplication.
3064 (ipa_print_all_params_modified): Updated flag access.
3065 * ipa-prop.h (struct ipa_param_flags): New structure.
3066 (struct ipa_node_params): New field modification_analysis_done,
3067 modified_flags changed into param_flags.
3068 (ipa_is_ith_param_modified): Changed to use new flags.
3069 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
3071 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
3072 ipa-cp.c and split into two functions.
3073 (ipa_print_node_jump_functions): New function.
3074 (compute_scalar_jump_functions): New function.
3075 (type_like_member_ptr_p): New function.
3076 (compute_pass_through_member_ptrs): New function.
3077 (fill_member_ptr_cst_jump_function): New function.
3078 (determine_cst_member_ptr): New function.
3079 (compute_cst_member_ptr_arguments): New function.
3080 (ipa_compute_jump_functions): Complete rewrite.
3081 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
3082 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
3083 (struct ipa_member_ptr_cst): New structure.
3084 (union jump_func_value): New field member_cst.
3085 * ipa-cp.c (ipcp_lat_is_insertable): New function.
3086 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
3087 jump function types.
3088 (ipcp_print_all_lattices): Slight fprintf rearrangement.
3089 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
3090 instead of ipcp_print_all_jump_functions.
3091 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
3092 only for replacable scalars.
3094 * doc/invoke.texi (Optimize options): Add description of
3095 -findirect-inlining.
3096 * common.opt (flag_indirect_inlining): New flag.
3097 * opts.c (decode_options): Set flag_indirect_inlining when
3100 * ipa-inline.c: Include ipa-prop.h.
3101 (inline_indirect_intraprocedural_analysis): New function.
3102 (inline_generate_summary): Allocate parameter and argument info
3103 structures, call inline_indirect_intraprocedural_analysis on each
3104 node when doing indirect inlining and deallocate indirect inlining
3105 data structures in the end.
3106 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
3107 (free_all_ipa_structures_after_iinln): New function.
3108 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
3110 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
3112 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
3113 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
3114 of computing the frequency separately.
3115 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
3116 of computing the frequency separately.
3117 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
3118 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
3119 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
3120 (ipa_get_stmt_member_ptr_load_param): New function.
3121 (ipa_is_ssa_with_stmt_def): New function.
3122 (ipa_note_param_call): New function.
3123 (ipa_analyze_call_uses): New function.
3124 (ipa_analyze_stmt_uses): New function.
3125 (ipa_analyze_params_uses): New function.
3126 (ipa_free_node_params_substructures): Also free the param_calls linked
3128 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
3129 (ipa_print_node_param_flags): New function.
3130 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
3131 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
3132 * ipa-prop.h (struct ipa_param_flags): New field called.
3133 (struct ipa_param_call_note): New structure.
3134 (struct ipa_node_params): New fields param_calls and
3136 (ipa_is_ith_param_called): New function.
3137 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3138 ipa_analyze_params_uses and dump parameter flags.
3140 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
3141 ipa_propagate_indirect_call_infos if performing indirect inlining,
3142 pass a new parameter new_edges to it.
3143 (add_new_edges_to_heap): New fucntion.
3144 (cgraph_decide_inlining_of_small_functions): New vector
3145 new_indirect_edges for newly found indirect edges , call
3146 ipa_propagate_indirect_call_infos after inlining.
3147 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
3148 inlining if performing indirect inlining. Call
3149 free_all_ipa_structures_after_iinln when doing so too.
3150 (inline_generate_summary): Do not call
3151 free_all_ipa_structures_after_iinln here.
3152 * ipa-prop.c (update_jump_functions_after_inlining): New function.
3153 (print_edge_addition_message): New function.
3154 (update_call_notes_after_inlining): New function.
3155 (propagate_info_to_inlined_callees): New function.
3156 (ipa_propagate_indirect_call_infos): New function.
3157 * ipa-prop.h: Include cgraph.h
3158 (struct ipa_param_call_note): Fields reordered, new field processed.
3159 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
3161 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
3162 rediscovered call statements.
3163 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
3164 (dump_cgraph_node): Dump also the indirect_call flag.
3165 (cgraph_clone_edge): Copy also the indirect_call flag.
3166 * tree-inline.c (copy_bb): Do not check for fndecls from call
3167 expressions, check for edge availability when moving clones.
3168 (get_indirect_callee_fndecl): New function.
3169 (expand_call_inline): If callee declaration is not apprent from
3170 the statement, try calling get_indirect_callee_fndecl. Do not
3171 issue warnings or call sorry when not inlinings an indirect edge.
3172 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
3174 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
3175 bit more frandly to matching.
3176 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
3177 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
3178 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
3180 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3183 * opth-gen.awk: Suppress function specific features when building
3185 * optc-gen.awk: Ditto.
3187 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3190 * diagnostic.c (pedwarn): Add opt parameter.
3192 * c-tree.h (pedwarn_init): Add opt parameter.
3193 (pedwarn_c90): Likewise.
3194 (pedwarn_c99): Likewise.
3195 * c-errors.c (pedwarn_c99): Likewise.
3196 (pedwarn_c90): Likewise.
3197 * toplev.h (pedwarn): Update declaration.
3198 (pedwarn0): Declare.
3199 * c-lex.c: All calls to pedwarn changed.
3200 * builtins.c: All calls to pedwarn changed.
3201 * toplev.c: All calls to pedwarn changed.
3202 * c-decl.c: All calls to pedwarn changed.
3203 * c-typeck.c: All calls to pedwarn changed.
3204 * c-common.c: All calls to pedwarn changed.
3205 * c-parser.c: All calls to pedwarn changed.
3207 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3208 Karthik Kumar <karthikkumar@gmail.com>
3210 * attribs.c (file scope): Include c-common.h.
3211 (decl_attributes): Add support for #pragma GCC optimize and
3214 * targhooks.c (default_can_inline_p): New function that is the
3215 default for the TARGET_CAN_INLINE_P target hook.
3217 * targhooks.h (default_can_inline_p): Add declaration.
3219 * tree.c (cl_optimization_node): New static tree for building
3220 OPTIMIZATION_NODE tree.
3221 (cl_target_option_node): New static tree for building
3222 TARGET_OPTION_NODE tree.
3223 (cl_option_hash_table): New hash table for hashing
3224 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3225 (cl_option_hash_hash): New function to provide the hash value for
3226 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3227 (cl_option_hash_eq): New function to provide an equality test for
3228 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3229 (tree_code_size): Add support for OPTIMIZATION_NODE and
3230 TARGET_OPTION_NODE trees.
3231 (tree_code_structure): Add support for OPTIMIZATION_NODE and
3232 TARGET_OPTION_NODE trees.
3233 (build_optimization_node): Build a tree that has all of the
3234 current optimization options.
3235 (build_target_option_node): Build a tree that has the target
3236 options that might be changed on a per function basis.
3238 * tree.h (file scope): Include options.h.
3239 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
3240 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3241 (TREE_OPTIMIZATION): Ditto.
3242 (TREE_TARGET_SPECIFIC): Ditto.
3243 (struct tree_function_decl): Add fields for remembering the
3244 current optimization options and target specific options.
3245 (struct tree_optimization_option): New tree variant that remembers
3246 the optimization options.
3247 (struct tree_target_option): New tree variant that remembers the
3248 target specific flags that might change for compiling a particular
3250 (union tree_node): Include tree_optimization_option and
3251 tree_target_option fields.
3252 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
3253 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
3254 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
3255 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
3256 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
3257 optimization and target options.
3258 (optimization_default_node): New macro to refer to global_trees
3260 (optimization_current_node): Ditto.
3261 (optimization_cold_node): Ditto.
3262 (optimization_hot_node): Ditto.
3263 (target_option_default_node): Ditto.
3264 (target_option_current_node): Ditto.
3265 (current_option_pragma): Ditto.
3266 (current_optimize_pragma): Ditto.
3268 * target.h (struct gcc_target): Add valid_option_attribute_p,
3269 target_option_save, target_option_restore, target_option_print,
3270 target_option_pragma_parse, and can_inline_p hooks.
3272 * toplev.h (parse_optimize_options): Add declaration.
3273 (fast_math_flags_struct_set_p): Ditto.
3275 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
3276 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
3279 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
3280 tree_can_inline_p hook to see if one function can inline another.
3281 (cgraph_decide_inlining): Ditto.
3282 (cgraph_decide_inlining_incrementally): Ditto.
3284 * opts.c (decode_options): Add support for running multiple times
3285 to allow functions with different target or optimization options
3286 than was specified on the command line.
3287 (fast_math_flags_struct_set_p): New function that is similar to
3288 fast_math_flags_set_p, except it uses the values in the
3289 cl_optimization structure instead of global variables.
3291 * optc-gen.awk: Add support for TargetSave to allow a back end to
3292 declare new fields that need to be saved when using function
3293 specific options. Include flags.h and target.h in the options.c
3294 source. Add support for Save to indicate which options can be set
3295 for individual functions. Generate cl_optimize_save,
3296 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
3297 cl_target_option_restore, cl_target_option_print functions to
3298 allow functions to use different optimization or target options.
3300 * opt-functions.awk (var_type_struct): Return the type used for
3301 storing the field in a structure.
3303 * opth-gen.awk: Add support for TargetSave to allow a back end to
3304 declare new fields that need to be saved when using function
3305 specific options. Add support for Save to indicate which options
3306 can be set for individual functions. Only generate one extern for
3307 Mask fields. Generate cl_optimization and cl_target_option
3308 structures to remember optimization and target options.
3310 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
3311 collecting new tree nodes.
3312 (TS_TARGET_OPTION): Ditto.
3314 * c-decl.c (merge_decls): Merge function specific target and
3315 optimization options.
3317 * function.c (invoke_set_current_function_hook): If the function
3318 uses different optimization options, change the global variables
3321 * coretypes.h (struct cl_optimization): Add forward reference.
3322 (struct cl_target_option): Ditto.
3324 * c-pragma.c (option_stack): New static vector to remember the
3325 current #pragma GCC option stack.
3326 (handle_pragma_option): New function to support #pragma GCC option
3327 to change target options.
3328 (optimize_stack): New static vector to remember the current
3329 #pragma GCC optimize stack.
3330 (handle_pragma_optimize): New function to support #pragma GCC
3331 optimize to change optimization options.
3332 (init_pragma): Add support for #pragma GCC optimize and #pragma
3335 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
3336 optimization options.
3337 (TARGET_OPTION_NODE): New tree code for remembering certain target
3340 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
3341 TARGET_OPTION_NODE trees.
3343 * common.opt (-O): Add Optimization flag.
3345 (-fmath-errno): Ditto.
3346 (-falign-functions): Add UInteger flag to make sure flag gets full
3347 int in cl_optimization structure.
3348 (-falign-jumps): Ditto.
3349 (-falign-labels): Ditto.
3350 (-falign-loops): Ditto.
3351 (-fsched-stalled-insns): Ditto.
3352 (-fsched-stalled-insns-dep): Ditto.
3354 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
3356 (TARGET_OPTION_SAVE): Ditto.
3357 (TARGET_OPTION_RESTORE): Ditto.
3358 (TARGET_OPTION_PRINT): Ditto.
3359 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3360 (TARGET_CAN_INLINE_P): Ditto.
3361 (TARGET_INITIALIZER): Add new hooks.
3363 * tree-inline.c (tree_can_inline_p): New function to determine
3364 whether one function can inline another. Check if the functions
3365 use compatible optimization options, and also call the backend
3368 * tree-inline.h (tree_can_inline_p): Add declaration.
3370 * c-common.c (c_common_attribute): Add support for option and
3371 optimize attributes.
3372 (handle_option_attribute): Add support for the option attribute to
3373 allow the user to specify different target options for compiling a
3375 (handle_optimize_attribute): Add support for the optimize
3376 attribute to allow the user to specify different optimization
3377 options for compiling a specific function.
3378 (handle_hot_attribute): Turn on -O3 optimization for this one
3379 function if it isn't the default optimization level.
3380 (handle_cold_attribute): Turn on -Os optimization for this one
3381 function if it insn't the default optimization.
3382 (const_char_p): New const char * typedef.
3383 (optimize_args): New static vector to remember the optimization
3385 (parse_optimize_options): New function to set up the optimization
3386 arguments from either the optimize attribute or #pragma GCC optimize.
3388 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
3389 (builtin_define_std): Ditto.
3391 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
3392 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
3393 (x86_64-*-*): Ditto.
3395 * Makefile.in (TREE_H): Add options.h.
3396 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
3398 * doc/extend.texi (option attribute): Document new attribute.
3399 (optimize attribute): Ditto.
3400 (hot attribute): Document hot attribute sets -O3.
3401 (cold attribute): Document cold attribute sets -Os.
3402 (#pragma GCC option): Document new pragma.
3403 (#pragma GCC optimize): Ditto.
3405 * doc/options.texi (TargetSave): Document TargetSave syntax.
3406 (UInteger): Document UInteger must be used for certain flags.
3407 (Save): Document Save option to create target specific options
3408 that can be saved/restored on a function specific context.
3410 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
3411 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3413 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
3414 (TARGET_OPTION_SAVE): Ditto.
3415 (TARGET_OPTION_RESTORE): Ditto.
3416 (TARGET_OPTION_PRINT): Ditto.
3417 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3418 (TARGET_CAN_INLINE_P): Ditto.
3420 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
3422 (-mfpmath=both): Ditto.
3424 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3425 Karthik Kumar <karthikkumar@gmail.com>
3427 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
3428 (TARGET_POPCNT): Ditto.
3429 (TARGET_SAHF): Ditto.
3430 (TARGET_AES): Ditto.
3431 (TARGET_PCLMUL): Ditto.
3432 (TARGET_CMPXCHG16B): Ditto.
3433 (TARGET_RECIP): Move switch into target_flags.
3434 (TARGET_FUSED_MADD): Ditto.
3435 (ix86_arch_features): Make an unsigned char type.
3436 (ix86_tune_features): Ditto.
3437 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
3438 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
3439 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
3441 * config/i386/i386.opt (arch): New TargetSave field to define
3442 fields that need to be saved for function specific option support.
3445 (branch_cost): Ditto.
3446 (ix86_isa_flags_explicit): Ditto.
3447 (tune_defaulted): Ditto.
3448 (arch_specified): Ditto.
3449 (-m128-long-double): Add Save flag to save option for target
3450 specific option support.
3452 (-maccumulate-outgoing-args): Ditto.
3453 (-malign-double): Ditto.
3454 (-malign-stringops): Ditto.
3455 (-mfancy-math-387): Ditto.
3456 (-mhard-float): Ditto.
3458 (-minline-all-stringops): Ditto.
3459 (-minline-stringops-dynamically): Ditto.
3460 (-mms-bitfields): Ditto.
3461 (-mno-align-stringops): Ditto.
3462 (-mno-fancy-math-387): Ditto.
3463 (-mno-push-args): Ditto.
3464 (-mno-red-zone): Ditto.
3465 (-mpush-args): Ditto.
3466 (-mred-zone): Ditto.
3468 (-msseregparm): Ditto.
3469 (-mstack-arg-probe): Ditto.
3484 (-mrecip): Move flag into target_flags.
3486 (-mno-fused-madd): Ditto.
3487 (-mfused-madd): Ditto.
3488 (-mabm): Move flag into ix86_isa_flags.
3495 * config/i386/i386-c.c: New file for #pragma support.
3496 (ix86_target_macros_internal): New function to #define or #undef
3497 target macros based when the user uses the #pragma GCC option to
3498 change target options.
3499 (ix86_pragma_option_parse): New function to add #pragma GCC option
3501 (ix86_target_macros): Move defining the target macros here from
3502 TARGET_CPU_CPP_BUILTINS in i386.h.
3503 (ix86_register_pragmas): Register the #pragma GCC option hook. If
3504 defined, initialize any subtarget #pragmas.
3506 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
3507 REGISTER_TARGET_PRAGMAS.
3509 * config/i386/t-i386: New file for x86 dependencies.
3510 (i386.o): Make dependencies mirror the include files used.
3511 (i386-c.o): New file, add dependencies.
3513 * config/i386/i386-protos.h (override_options): Add bool argument.
3514 (ix86_valid_option_attribute_tree): Add declaration.
3515 (ix86_target_macros): Ditto.
3516 (ix86_register_macros): Ditto.
3518 * config/i386/i386.c (ix86_tune_features): Move initialization of
3519 the target masks to initial_ix86_tune_features to allow functions
3520 to have different target options. Make type unsigned char,
3521 instead of unsigned int.
3522 (initial_ix86_tune_features): New static vector to hold processor
3523 masks for the tune variables.
3524 (ix86_arch_features): Move initialization of the target masks to
3525 initial_ix86_arch_features to allow functions to have different
3526 target options. Make type unsigned char, instead of unsigned int.
3527 (initial_ix86_arch_features): New static vector to hold processor
3528 masks for the arch variables.
3529 (enum ix86_function_specific_strings): New enum to describe the
3530 string options used for attribute((option(...))).
3531 (ix86_target_string): New function to return a string that
3532 describes the target options.
3533 (ix86_debug_options): New function to print the current options in
3535 (ix86_function_specific_save): New function hook to save the
3536 function specific global variables in the cl_target_option structure.
3537 (ix86_function_specific_restore): New function hook to restore the
3538 function specific variables from the cl_target_option structure to
3539 the global variables.
3540 (ix86_function_specific_print): New function hook to print the
3541 target specific options in the cl_target_option structure.
3542 (ix86_valid_option_attribute_p): New function hook to validate
3543 attribute((option(...))) arguments.
3544 (ix86_valid_option_attribute_tree): New function that is common
3545 code between attribute((option(...))) and #pragma GCC option
3546 support that parses the options and returns a tree holding the options.
3547 (ix86_valid_option_attribute_inner_p): New helper function for
3548 ix86_valid_option_attribute_tree.
3549 (ix86_can_inline_p): New function hook to decide if one function
3550 can inline another on a target specific basis.
3551 (ix86_set_current_function); New function hook to switch target
3552 options if the user used attribute((option(...))) or #pragma GCC
3554 (ix86_tune_defaulted): Move to static file scope from
3556 (ix86_arch_specified): Ditto.
3557 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
3559 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
3560 (OPTION_MASK_ISA_ABM_SET): Ditto.
3561 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
3562 (OPTION_MASK_ISA_CX16_SET): Ditto.
3563 (OPTION_MASK_ISA_SAHF_SET): Ditto.
3564 (OPTION_MASK_ISA_AES_UNSET): Ditto.
3565 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
3566 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
3567 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
3568 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
3569 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
3570 (struct ptt): Move to static file scope from override_options.
3571 (processor_target_table): Ditto.
3573 (ix86_handle_option): Add support for options that are now isa options.
3574 (override_options): Add support for declaring functions that
3575 support different target options than were specified on the
3576 command line. Move struct ptt, processor_target_table, cpu_names,
3577 ix86_tune_defaulted, ix86_arch_specified to static file scope.
3578 Add bool argument. Fix up error messages so the appropriate error
3579 is given for either command line or attribute.
3580 (ix86_previous_fndecl): New static to remember previous function
3581 declaration to see if we need to change target options.
3582 (ix86_builtins_isa): New array to record the ISA of each builtin
3584 (def_builtin): Always create the builtin function, even if the
3585 current ISA doesn't support it.
3586 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
3587 tests for those builtins.
3588 (ix86_init_builtins): Remove TARGET_MMX test for calling
3589 ix86_init_mmx_sse_builtins.
3590 (ix86_expand_builtin): If the current ISA doesn't support a given
3591 builtin, signal an error.
3592 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
3593 (TARGET_SET_CURRENT_FUNCTION): Ditto.
3594 (TARGET_OPTION_SAVE): Ditto.
3595 (TARGET_OPTION_RESTORE): Ditto.
3596 (TARGET_OPTION_PRINT): Ditto.
3597 (TARGET_CAN_INLINE_P): Ditto.
3599 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
3601 * c-typeck.c (build_external_ref): Don't call assemble_external.
3602 * final.c (output_operand): Call assemble_external.
3604 2008-07-21 DJ Delorie <dj@redhat.com>
3606 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
3607 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3609 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3611 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
3612 original insn and splitter contents into ...
3613 ("*div<mode>3_fast"): ... this new pattern. Enable only if
3614 flag_unsafe_math_optimizations. Add dummy scratch register.
3615 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
3616 !flag_unsafe_math_optimizations. Returns number with next
3617 highest magnitude if this is still less or equal to the true
3618 quotient in magnitude.
3620 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
3622 * Makefile.in: Replace toplev.h with TOPLEV_H.
3623 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
3624 * c-lex.c (fe_file_change): Don't set in_system_header.
3625 * c-parser.c (c_token): Remove in_system_header.
3626 (c_lex_one_token): Don't set in_system_header.
3627 (c_parser_set_source_position_from_token): Don't set in_system_header.
3628 * diagnostic.c (diagnostic_report_diagnostic): Use location from
3631 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
3632 * flags.h (in_system_header): Remove.
3633 * function.c (saved_in_system_header): Remove.
3634 (push_cfun): Don't set in_system_header.
3635 (pop_cfun): Don't set in_system_header.
3636 (push_struct_function): Don't set in_system_header.
3637 * input.h (expanded_location): Add sysp.
3638 (in_system_header_at): New.
3639 (in_system_header): New.
3640 * toplev.c (in_system_header): Remove.
3641 * toplev.h: Include input.h
3643 * tree-cfg.c (execute_warn_function_return): Call warning_at.
3644 * tree-ssa.c (warn_uninit): Call warning_at.
3645 (warn_uninitialized_var): Update calls to warn_uninit.
3646 (warn_uninitialized_phi): Update calls to warn_uninit.
3647 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
3648 (expand_location): Initialize xloc.sysp.
3649 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
3650 (tree_decl_with_vis): Remove in_system_header_flag.
3652 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
3655 * recog.c (asm_operand_ok): Change the order of the extra
3656 memory constraint checks.
3658 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3661 * tree-switch-conversion.c (build_one_array): Call
3662 varpool_mark_needed_node and varpool_finalize_decl
3663 instead of assemble_variable.
3665 2008-07-19 Jan Hubicka <jh@suse.cz>
3667 * cgraph.c (cgraph_add_new_function): Do early local passes.
3668 * tree-nrv.c (gate_pass_return_slot): New gate.
3669 (pass_nrv): Add the gate.
3670 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
3672 (coalesce_ssa_name): Coalesce SSA names.
3673 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
3674 not optimizing so unused user vars remains visible.
3675 * common.opt (flag_tree_ter): Always enable by default.
3676 * tree-ssa-ter.c: Include flags.h
3677 (is_replaceable_p): Check that locations match; when aliasing is missing
3678 be conservative about loads.
3679 * tree-optimize.c (gate_init_datastructures): Remove.
3680 (pass_init_datastructures): New.
3681 * passes.c: Reorder passes so we always go into SSA.
3683 2008-07-19 Jan Hubicka <jh@suse.cz>
3685 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
3686 * doc/invoke.texi (--combine): Likewise.
3687 (-finline-functions-called-once): Update levels when enabled.
3688 (-funit-at-a-time): Document new behaviour.
3689 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
3690 -fno-section-anchors when disabled explicitly.
3691 (inline params): They are not ignored now.
3692 (precompiled headers): Remove unit-at-a-time as being incompatible.
3693 * opts.c (decode_options): Handle unit-at-a-time as alias;
3694 imply -fno-section-anchors when toplevel reorder is disabled
3696 * common.opt (ftoplevel-reorder): Set default value to 2.
3697 (funit-at-a-time): Set default value to 1.
3698 * config/rs6000/rs6000.c (optimization_options): Set section anchors
3701 2008-07-19 Jan Hubicka <jh@suse.cz>
3703 * builtins.c (expand_builtin_int_roundingfn,
3704 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
3707 2008-07-19 Richard Guenther <rguenther@suse.de>
3710 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
3711 * tree-ssa-sccvn.c (get_constant_value_id): New function.
3712 * tree-ssa-pre.c (get_expr_value_id): For newly created
3713 constant value-ids make sure to add the expression to its
3716 2008-07-19 Jakub Jelinek <jakub@redhat.com>
3719 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
3720 return value of the builtin is ignored.
3722 2008-07-19 Olivier Hainque <hainque@adacore.com>
3724 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
3725 bits, a C conformant malloc implementation has to provide.
3726 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
3728 2008-07-19 Joseph Myers <joseph@codesourcery.com>
3732 * reload.c (find_reloads_subreg_address): Only reload address if
3733 reloaded == 0, not for reloaded != 1.
3736 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3737 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3738 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3739 m32c_legitimize_reload_address.
3741 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3742 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3743 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3745 2008-07-19 Olivier Hainque <hainque@adacore.com>
3747 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
3748 argument, saying whether nested array are to be collapsed
3749 into a single array type DIE with multiple subscripts.
3750 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
3751 issues, centralize the nested array types collapsing control and
3752 disable the transformation for Ada.
3754 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
3757 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
3759 (x86_64_shift_adj_2): New expander.
3760 (x86_64_shift_adj_3): Ditto.
3761 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
3762 to split TImode operands.
3763 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
3764 (ix86_split_lshr): Ditto.
3766 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
3768 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
3769 and __CHAR32_TYPE__.
3770 * c-typeck.c (digest_init): Support char16_t and char32_t.
3771 (set_nonincremental_init_from_string): Idem.
3773 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3776 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
3777 PREFERRED_STACK_BOUNDARY.
3778 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3780 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3783 * function.c (locate_and_pad_parm): Cap boundary earlier.
3785 2008-07-17 Julian Brown <julian@codesourcery.com>
3787 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
3788 no-op for targets which don't use DLLs.
3790 2008-07-17 Martin Jambor <mjambor@suse.cz>
3792 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
3793 that nodes are relevant by examining the node->analyzed flag.
3794 (ipcp_init_stage): Check which nodes are relevant, assert that the
3795 relevant ones are also required.
3796 (ipcp_propagate_stage): Check on the side arrays are properly
3798 (ipcp_print_all_jump_functions): Make sure not to touch any node
3799 that is not analyzed or an edge that does not have a corresponding
3800 entry in the on-the-side vectors.
3801 (ipcp_function_scale_print): Likewise.
3802 (ipcp_update_callgraph): Check that the node is relevant.
3803 (ipcp_insert_stage): Check that the node is relevant. Check there is
3804 an info for every node and edge.
3805 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
3806 (ipa_print_all_tree_maps): Likewise and a new variable info.
3807 (ipa_print_all_params_modified): Likewise.
3808 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
3810 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
3813 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
3815 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3817 PR rtl-optimization/36753
3818 * fwprop.c (use_killed_between): Don't shortcut
3819 single-definition global registers.
3821 2008-07-16 Jan Hubicka <jh@suse.cz>
3823 * cgraph.h (varpool_empty_needed_queue): Declare.
3824 * cgraphunit.c (output_in_order): Mark all variables as needed;
3826 * varpool.c (varpool_assemble_node): Update debug queue.
3827 (varpool_assemble_pending_decls): Don't do it here.
3828 (varpool_empty_needed_queue): New function.
3830 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3832 * recog.c (peephole2_optimize): Fix formatting.
3834 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3836 * c-pch.c (get_ident): Avoid C++ keywords.
3837 * combine-stack-adj.c (single_set_for_csa): Likewise.
3838 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
3839 output_asm_insn): Likewise.
3840 * reload.c (push_secondary_reload, find_reusable_reload,
3841 push_reload, combine_reloads, find_reloads,
3842 debug_reload_to_stream): Likewise.
3843 * reload.h (struct reload): Likewise.
3844 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
3845 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
3846 emit_output_reload_insns): Likewise.
3847 * targhooks.c (default_secondary_reload): Likewise.
3848 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
3850 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3852 * recog.c (validate_change_1, validate_change,
3853 validate_unshare_change, validate_replace_rtx_1, struct
3854 funny_match, constrain_operands, peephole2_optimize): Avoid C++
3856 * reload.c (push_secondary_reload, secondary_reload_class,
3857 scratch_reload_class, find_valid_class, find_reusable_reload,
3858 push_reload, find_dummy_reload, find_reloads_address_1,
3859 find_reloads_address_part, find_equiv_reg): Likewise.
3860 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
3861 choose_reload_regs): Likewise.
3862 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
3864 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3865 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3866 * sched-rgn.c (concat_INSN_LIST): Likewise.
3867 * stor-layout.c (mode_for_size, mode_for_size_tree,
3868 smallest_mode_for_size): Likewise.
3870 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3872 * cfg.c (dump_reg_info): Avoid C++ keywords.
3873 * dwarf2asm.c (dw2_force_const_mem,
3874 dw2_asm_output_encoded_addr_rtx): Likewise.
3875 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
3876 * expmed.c (expand_shift): Likewise.
3877 * global.c (find_reg): Likewise.
3878 * graph.c (draw_edge): Likewise.
3879 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
3880 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
3881 widen_clz, widen_bswap, expand_parity, expand_unop,
3882 emit_cmp_and_jump_insn_1): Likewise.
3883 * postreload.c (reload_cse_simplify_operands): Likewise.
3884 * ra.h (add_neighbor): Likewise.
3885 * reg-stack.c (remove_regno_note, change_stack): Likewise.
3886 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
3887 record_reg_classes, copy_cost, record_address_regs,
3888 invalid_mode_change_p): Likewise.
3889 * regrename.c (regrename_optimize, scan_rtx_reg,
3890 dump_def_use_chain, find_oldest_value_reg,
3891 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
3893 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3895 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
3896 MASK_POWERPC64 for power4 in previous commit.
3898 2008-07-16 Olivier Hainque <hainque@adacore.com>
3900 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
3901 instead of bare conversion to cast const-ness away.
3903 2008-07-16 Anatoly Sokolov <aesok@post.ru>
3905 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
3906 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
3907 * config/xtensa/xtensa.c (xtensa_function_value): New function.
3908 (TARGET_FUNCTION_VALUE): Define.
3910 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3912 * config/rs6000/rs6000.c (processor_target_table): Add
3913 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
3915 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3918 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3919 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3920 m32c_legitimize_reload_address.
3922 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
3924 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
3925 DECL_IN_SYSTEM_HEADER in sync.
3927 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
3929 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
3930 * tree-ssa-pre.c (pre_expr_eq): Ditto
3931 (get_constant_for_value_id): Take a type as an argument.
3932 (fully_constant_expression): Pass in type.
3933 (find_or_generate_expression): Short circuit constant case.
3934 (create_expression_by_pieces): Remove special casing of
3936 (do_regular_insertion): Short circuit constant case.
3937 (do_partial_partial_insertion): Ditto.
3939 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3942 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3944 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3946 * config/xtensa/libgcc-xtensa.ver: New file.
3947 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3949 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3951 * df-problems.c (df_set_note): Avoid C++ keywords.
3952 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3953 * dse.c (record_store, remove_useless_values): Likewise.
3954 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3955 gen_reg_rtx_offset, operand_subword, change_address_1,
3956 change_address, adjust_address_1, offset_address,
3957 widen_memory_access, emit_copy_of_insn_after): Likewise.
3958 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3959 * fwprop.c (should_replace_address, propagate_rtx_1,
3960 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3962 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3963 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3964 * lcm.c (compute_insert_delete, pre_edge_lcm,
3965 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3966 * lower-subreg.c (resolve_reg_notes): Likewise.
3967 * mode-switching.c (optimize_mode_switching): Likewise.
3969 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3971 * bt-load.c (add_btr_def, migrate_btr_def,
3972 branch_target_load_optimize): Avoid C++ keywords.
3973 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3975 * combine.c (subst, simplify_set, make_extraction,
3976 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3977 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3978 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3980 2008-07-15 Richard Guenther <rguenther@suse.de>
3983 * c-common.c (strict_aliasing_warning): Do not warn for
3984 TYPE_REF_CAN_ALIAS_ALL pointers.
3985 (c_common_get_alias_set): may_alias types are not special.
3986 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3987 attribute and set can_ref_all accordingly.
3988 (build_reference_type_for_mode): Likewise.
3989 * doc/extend.texi (may_alias): Clarify.
3991 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3994 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3995 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3997 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4000 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
4001 gcc_assert, instead call output_operand_lossage.
4003 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
4005 * builtins.c (std_canonical_va_list): Treat structure based
4008 2008-07-15 Ben Elliston <bje@au.ibm.com>
4010 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
4012 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
4014 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
4017 2008-07-14 Jan Hubicka <jh@suse.cz>
4019 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
4020 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
4021 fix predicates and constraints.
4022 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
4023 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
4025 2008-07-14 Doug Kwan <dougkwan@google.com>
4027 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
4028 additional option file arm/eabi.opt.
4029 * config/arm/eabi.h (File): New configuration file for EABI targets.
4030 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
4031 SUBSUBTARGET_EXTRA_SPECS.
4032 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
4033 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
4034 from STARTFILE_SPEC so that it can be referenced in an override.
4035 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
4036 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
4037 can be referenced in an override.
4038 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
4039 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
4040 so that it can be referenced in an override.
4041 (LINK_SPEC): Use BPABI_LINK_SPEC.
4042 * config/arm/eabi.opt (File): New.
4044 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4046 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
4047 (FIXED_VALUE_H): New variable.
4048 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
4049 input.h, fixed-value.h.
4050 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
4051 (BASIC_BLOCK_H): Use $(BITMAP_H).
4052 (FUNCTION_H): Add varray.h.
4053 (IPA_REFERENCE_H): Use $(BITMAP_H).
4054 (CGRAPH_H): Add $(BASIC_BLOCK_H).
4055 (DF_H): Use $(BITMAP_H).
4056 (GGC_H): Add statistics.h.
4058 (INSN_ATTR_H): Use it.
4059 (SYSTEM_H): Add safe-ctype.h, filenames.h.
4061 (SYMTAB_H): Add $(OBSTACK_H).
4062 (CPP_INTERNAL_H): New.
4063 (TREE_DUMP_H): Add tree-pass.h.
4064 (TREE_FLOW_H): Use $(BITMAP_H)
4065 (PRETTY_PRINT_H): Use $(INPUT_H).
4066 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
4069 (many object files): Fix lots of header dependencies throughout.
4071 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4073 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
4075 (s-gtyp-input): Use them to write tmp-gi.list.
4076 (echo_to_gi.list): Remove.
4078 2008-07-14 Richard Guenther <rguenther@suse.de>
4080 * tree-ssa-sccvn.c (pre_info): Remove.
4081 (switch_to_PRE_table): Likewise.
4082 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
4083 (set_hashtable_value_ids): Do not create value-ids for the
4085 (run_scc_vn): Remove double test. Remove bogus special-case
4086 in value-number printing.
4087 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
4088 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
4090 * tree-flow-inline.h (get_value_handle): Remove.
4091 * tree-flow.h (get_value_handle): Remove.
4093 2008-07-14 Martin Jambor <mjambor@suse.cz>
4095 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
4096 in which we generate arithmetics is not a subrange.
4098 2008-07-14 Martin Jambor <mjambor@suse.cz>
4100 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
4102 2008-07-14 Richard Guenther <rguenther@suse.de>
4104 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
4106 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
4109 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
4110 reload for symbol refs moved to r0 with -fPIC.
4111 (legitimize_pic_address): Use the target register as temporary
4113 (emit_symbolic_move): Adjust comment.
4114 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
4117 2008-07-14 Ben Elliston <bje@au.ibm.com>
4119 * c-common.h (C_CPP_HASHNODE): New macro.
4120 * coretypes.h (struct cpp_token): Forward declare.
4121 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4122 the context-sensitive keyword method.
4123 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
4124 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
4125 expand_bool_pixel): New.
4126 (altivec_categorize_keyword): New function.
4127 (init_vector_keywords): New function.
4128 (rs6000_macro_to_expand): Likewise.
4129 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
4130 compiling an ISO C dialect.
4132 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
4134 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
4135 (create_expression_by_pieces): Fix typo.
4136 (do_regular_insertion): Use debug counter here too.
4138 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
4141 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
4142 CONST_OK_FOR_LETTER_P. All port-local users changed.
4143 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
4144 implement Kp matching power-of-two.
4145 (CONSTRAINT_LEN): Define to match.
4146 * config/cris/cris.md: Replace all use of constraint K with Kc.
4147 ("*btst*): Use Kp for operand 0 of last alternative.
4149 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4152 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
4155 2008-07-13 Jan Hubicka <jh@suse.cz>
4157 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
4160 2008-07-13 Richard Guenther <rguenther@suse.de>
4163 * langhooks.c (lhd_print_error_function): Deal with recursive
4166 2008-07-12 Jan Hubicka <jh@suse.cz>
4168 * cgraph.c (assembler_name_hash): New static var.
4169 (hash_node_by_assembler_name, eq_assembler_name): New.
4170 (cgraph_node_for_asm): Use hashtable.
4171 (cgraph_remove_node): Maintain hashtable.
4172 (change_decl_assembler_name): Sanity check that names are not changing
4173 after aliasing was processed.
4174 * cgraph.h (varpoon_node): Add next GGC marker.
4175 * tree.c (decl_assembler_name_equal): Constify.
4176 (decl_assembler_name_hash): New.
4177 * tree.h (decl_assembler_name_equal): Constify.
4178 (decl_assembler_name_hash): Update.
4180 2008-07-12 David Daney <ddaney@avtrex.com>
4182 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4185 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4187 * doc/md.texi: Document the MIPS "v" constraint.
4188 * config/mips/mips.h (reg_class): Revert last change.
4189 (REG_CLASS_NAMES): Likewise.
4190 (REG_CLASS_CONTENTS): Likewise.
4191 * config/mips/mips.c (mips_regno_to_class): Likewise.
4192 * config/mips/constraints.md (v): Likewise, but add documentation.
4193 Add a comment to say that this constraint should not be used in
4196 2008-07-11 DJ Delorie <dj@redhat.com>
4198 * config/h8300/h8300.md (length): Fix branch offset limit.
4200 2008-07-11 Anatoly Sokolov <aesok@post.ru>
4202 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
4203 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
4204 (avr_hard_regno_scratch_ok): New function.
4205 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
4206 * config/avr/avr.md (all peepholes that request a scratch register):
4207 Remove avr_peep2_scratch_safe use.
4209 2008-07-11 Tom Tromey <tromey@redhat.com>
4210 Ian Lance Taylor <iant@google.com>
4212 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
4213 (struct c_common_resword): Define.
4214 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
4215 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
4216 (c_common_reswords, num_c_common_reswords): Declare.
4217 * c-common.c (c_common_reswords): New global const array.
4218 (num_c_common_reswords): New const int.
4219 * c-parser.c (struct resword, reswords): Don't define.
4220 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
4221 (c_parse_init): Clarify mask code. Use c_common_reswords rather
4222 than reswords. If warning about C++ keywords, give them a special
4224 (c_lex_one_token): Warn about C++ keywords. Call
4225 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
4226 (c_parser_external_declaration): Look for RID_xxx rather than
4227 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
4228 (c_parser_statement_after_labels): Likewise.
4229 (c_parser_objc_class_instance_variables): Likewise.
4230 (c_parser_objc_class_declaration): Likewise.
4231 (c_parser_objc_try_catch_statement): Likewise.
4232 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
4233 (declspecs_add_type): Likewise.
4235 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
4237 * ggc-page.c (alloc_page):
4238 Substituting xmalloc, xcalloc with
4239 XNEWVEC and XCNEWVAR macros which add the
4242 2008-07-11 Richard Guenther <rguenther@suse.de>
4244 PR tree-optimization/36765
4245 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
4246 aliases from HEAP vars to SMTs.
4248 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4250 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
4251 * configure.ac (loose_warn): Move -Wc++-compat from here...
4252 (strict_warn): ...to here.
4253 * configure: Regenerate.
4255 2008-07-10 Joseph Myers <joseph@codesourcery.com>
4257 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
4258 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
4259 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
4260 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
4261 excluding more specific h8300-*-* and sh-*-* targets.
4263 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
4265 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
4267 (execute_pre): Call loop_optimizer_finalize in early exit.
4269 2008-07-10 Jakub Jelinek <jakub@redhat.com>
4272 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
4273 uids in the bitmap, not just VAR_DECL uids.
4275 PR rtl-optimization/36419
4276 * combine-stack-adj.c (adjust_frame_related_expr): New function.
4277 (combine_stack_adjustments_for_block): Call it if needed. Delete
4279 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
4280 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
4281 prologue sp adjustment.
4283 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
4286 * opts.c (print_ignored_options): Report postponed diagnostics for
4287 unknown -Wno-* options as warnings, not errors.
4288 (postpone_unknown_option_error): Renamed to...
4289 (postpone_unknown_option_warning): ... this.
4291 2008-07-09 Doug Kwan <dougkwan@google.com>
4294 2008-07-08 Doug Kwan <dougkwan@google.com>
4296 * config/arm/arm.opt (mandroid): New option.
4297 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4298 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4300 (CC1PLUS_SPEC): Same.
4302 (STARTFILE_SPEC): Same.
4303 (ENDFILE_SPEC): Same.
4304 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4307 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
4310 * config/mips/mips.h (reg_class): Remove V1_REG.
4311 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4312 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
4314 (mips_get_tp): New function.
4315 (mips_legitimize_tls_address): Use it.
4316 * config/mips/constraints.md (v): Delete.
4317 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
4318 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
4319 After reload, split into a move and ...
4320 (*tls_get_tp_<mode>_split): ...this new instruction.
4322 2008-07-09 David Daney <ddaney@avtrex.com>
4324 * config/mips/driver-native.c: Include coretypes.h and tm.h.
4326 2008-07-09 Jakub Jelinek <jakub@redhat.com>
4328 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
4329 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
4331 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
4332 htab_delete should be called. Don't free c.
4333 (lookup_tmp_var): Create temp_htab lazily.
4334 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
4335 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
4337 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
4338 lower_omp_ordered, lower_omp_critical, lower_omp_for,
4339 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
4340 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
4341 * tree-sra.c (generate_element_init): Likewise.
4342 * tree-mudflap.c (execute_mudflap_function_ops,
4343 execute_mudflap_function_decls): Likewise.
4344 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
4345 * tree-gimple.h (struct gimplify_ctx): New type.
4346 (push_gimplify_context): Adjust prototype.
4348 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
4350 * tree-ssa-pre.c (phi_translate_1): Update placement of
4353 2008-07-09 Anatoly Sokolov <aesok@post.ru>
4355 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
4356 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
4357 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
4358 * targhooks.c (default_hard_regno_scratch_ok): New function.
4359 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
4360 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
4361 * recog.c: Include "target.h".
4362 (peep2_find_free_register): Add check for global regs. Add target
4364 * Makefile.in (recog.o): Depend on target.h.
4366 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
4368 * config/sh/sh.c (sh_canonical_va_list_type): New.
4369 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
4371 2008-07-09 Raksit Ashok <raksit@google.com>
4373 * doc/invoke.texi (Option Summary): Mention new option
4374 -Wdisallowed-function-list=...
4375 (Warning Options): Document -Wdisallowed-function-list=...
4376 * common.opt (Wdisallowed-function-list=): New flag.
4377 * flags.h (warn_disallowed_functions): External definition of new
4378 boolean warning flag.
4379 (warn_if_disallowed_function_p): Declare new function.
4380 * opts.c (warning_disallowed_functions): New static variable.
4381 (warn_disallowed_functions): New boolean warning flag.
4382 (warn_if_disallowed_function_p): New function.
4383 (add_comma_separated_to_vector): Rename
4384 add_instrument_functions_exclude_list to this.
4385 (common_handle_option): Handle new option. Rename calls to
4386 add_instrument_functions_exclude_list into calls to
4387 add_comma_separated_to_vector.
4388 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
4389 based on flag warn_disallowed_functions.
4391 2008-07-09 Christian Bruel <christian.bruel@st.com>
4393 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
4394 instead of get_attr_length.
4396 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4398 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
4400 * genemit.c (gen_insn): Likewise.
4401 * gengtype.c (note_def_vec): Likewise.
4402 * gengtype.h (note_def_vec): Likewise.
4403 * genoutput.c (struct data, output_insn_data, process_template,
4404 gen_expand, gen_split, note_constraint): Likewise.
4405 * genrecog.c (new_decision, add_to_sequence, factor_tests,
4406 make_insn_sequence): Likewise.
4407 * gensupport.c (record_insn_name): Likewise.
4409 2008-07-08 Doug Kwan <dougkwan@google.com>
4411 * config/arm/arm.opt (mandroid): New option.
4412 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4413 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4415 (CC1PLUS_SPEC): Same.
4417 (STARTFILE_SPEC): Same.
4418 (ENDFILE_SPEC): Same.
4419 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4422 2008-07-08 Raksit Ashok <raksit@google.com>
4424 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
4425 (set_storage_via_setmem): Fix expected_align parameter.
4426 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
4427 missing from the list.
4428 * doc/md.texi (movmem): Explicitly state that expected alignment is
4429 to be expressed in bytes.
4430 (setmem): Explicitly state that expected alignment is to be expressed
4433 2008-07-08 Joseph Myers <joseph@codesourcery.com>
4435 * reload.c (find_reloads_subreg_address): Do not require validity
4436 of address in original mode before reloading address.
4438 2008-07-07 Tianwei Sheng <tianweis@google.com>
4440 * df-core.c (df_remove_problem): Adjust the access to avoid out of
4441 bounds array access.
4443 2008-07-08 Jakub Jelinek <jakub@redhat.com>
4445 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
4447 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
4449 Fix PR tree-optimization/23455
4450 Fix PR tree-optimization/35286
4451 Fix PR tree-optimization/35287
4452 * Makefile.in (OBJS-common): Remove tree-vn.o.
4453 (tree-vn.o): Remove.
4454 * dbgcnt.def: Add treepre_insert debug counter.
4455 * gcc/tree-flow.h (add_to_value): Updated for other changes.
4456 (debug_value_expressions): Ditto.
4457 (print_value_expressions): Ditto.
4458 * tree-pretty-print.c (dump_generic_node): Updated for
4459 VALUE_HANDLE removal.
4460 * tree-ssa-dom.c (record_equality): Ditto.
4461 (cprop_operand): Ditto.
4462 (lookup_avail_expr): Ditto.
4463 * tree-ssa-threadedge.c
4464 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
4465 (simplify_control_stmt_condition): Ditto.
4466 * tree.c (tree_code_size): Ditto.
4467 (tree_node_structure): Ditto.
4468 (iterative_hash_expr): Ditto.
4470 * tree.h (VALUE_HANDLE_ID): Ditto.
4471 (VALUE_HANDLE_EXPR_SET): Ditto.
4472 (struct tree_value_handle): Ditto.
4473 (union tree_node): Ditto.
4474 * treestruct.def: Ditto.
4475 * tree-vn.c: Removed.
4476 * tree-ssa-pre.c: Rewritten entirely.
4477 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
4478 (constant_value_ids): Ditto.
4479 (vn_nary_op_t): Moved to header.
4481 (vn_reference_op_t): Ditto
4482 (vn_reference_t): Ditto.
4483 (next_value_id): New variable.
4484 (VN_INFO): Add an assert.
4485 (vn_constant_eq): New function.
4486 (vn_constant_hash): Ditto.
4487 (get_or_alloc_constant_value_id): Ditto.
4488 (value_id_constant_p): Ditto.
4489 (vn_reference_compute_hash): De-staticify.
4490 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
4491 Disable some code with a FIXME. Remove VALUE_HANDLE use.
4492 (valueize_refs): Update opcode if it changes from ssa name to constant.
4493 (vn_reference_lookup_1): Add new argument.
4494 (vn_reference_lookup): Ditto.
4495 (vn_reference_lookup_pieces): New function.
4496 (vn_reference_insert): Add return type. Modify to deal with value ids.
4497 (vn_reference_insert_pieces): New function.
4498 (vn_nary_op_compute_hash): De-staticify.
4499 (vn_nary_op_eq): Ditto.
4500 (vn_nary_op_lookup_pieces): New function.
4501 (vn_nary_op_lookup): Add new argument.
4502 (vn_nary_op_insert_pieces): New function.
4503 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
4504 (vn_phi_insert): Ditto.
4505 (visit_unary_op): Update for callee changes.
4506 (visit_binary_op): Ditto.
4507 (visit_reference_op_load): Ditto.
4508 (visit_reference_op_store): Ditto.
4509 (init_scc_vn): Init next_value_id, constant_to_value_id and
4511 (free_scc_vn): Free them.
4512 (set_hashtable_value_ids): New function.
4513 (run_scc_vn): Use it.
4514 (get_max_value_id): New function.
4515 (get_next_value_id): Ditto.
4516 (expressions_equal_p): Moved from tree-vn.c
4517 (sort_vuses): Ditto.
4518 (sort_vuses_heap): Ditto.
4519 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
4521 * tree.c (iterative_hash_hashval_t): Made non-static
4522 * tree.h (iterative_hash_hashval_t): Declare it.
4524 2008-07-08 Martin Jambor <mjambor@suse.cz>
4526 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
4527 instead of ipa_create_node_params.
4528 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
4529 ipa_check_create_edge_args, free them with
4530 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
4532 * ipa-prop.c: Include flags.h and tree-inline.h.
4533 (ipa_node_params_vector): New variable.
4534 (ipa_edge_args_vector): New variable.
4535 (edge_removal_hook_holder): New variable.
4536 (node_removal_hook_holder): New variable.
4537 (edge_duplication_hook_holder): New variable.
4538 (node_duplication_hook_holder): New variable.
4539 (ipa_detect_param_modifications): Check for presence of modified flags.
4540 (ipa_compute_jump_functions): Check for presence of jump functions.
4541 (ipa_free_edge_args_substructures): New function.
4542 (ipa_create_node_params): Removed.
4543 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
4544 (ipa_free_node_params_substructures): New function.
4545 (ipa_free_all_node_params): Changed to deallocate the on-the-side
4547 (ipa_edge_removal_hook): New function.
4548 (ipa_node_removal_hook): New function.
4549 (duplicate_array): New function.
4550 (ipa_edge_duplication_hook): New function.
4551 (ipa_node_duplication_hook): New function.
4552 (ipa_register_cgraph_hooks): New function.
4553 (ipa_unregister_cgraph_hooks): New function.
4554 (free_all_ipa_structures_after_ipa_cp): New function.
4556 * ipa-prop.h: Include vec.h.
4557 (ipa_node_params_t): New typedef with vector types for it.
4558 (ipa_edge_args_t): New typedef with vector types for it.
4559 (IPA_NODE_REF): Changed to access an on-the-side vector.
4560 (IPA_EDGE_REF): Changed to access an on-the-side vector.
4561 (ipa_check_create_node_params): New function.
4562 (ipa_check_create_edge_args): New function.
4564 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
4567 2008-07-07 Tom Tromey <tromey@redhat.com>
4569 * configure, config.in: Rebuilt.
4570 * configure.ac: Don't check for scandir or alphasort.
4572 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4574 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
4575 types immediately after creating them.
4577 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4579 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
4581 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
4583 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
4584 dump_constraint_graph.
4585 (dump_constraint_edge): New function.
4586 (dump_constraint_graph): New function.
4587 (debug_constraint_graph): New function.
4588 (dump_constraint): Removed useless comparison.
4589 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
4590 (dump_constraint_graph): Declare.
4591 (debug_constraint_graph): Declare.
4592 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
4594 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
4596 * config/i386/i386.c (is_va_list_char_pointer): New.
4597 (ix86_va_start): Replace compare with ms_va_list_type_node
4598 by is_va_list_char_pointer.
4599 (ix86_gimplify_va_arg): Likewise.
4601 2008-07-07 Martin Jambor <mjambor@suse.cz>
4603 * cgraph.c (cgraph_edge_max_uid): New variable.
4604 (struct cgraph_edge_hook_list): New type.
4605 (struct cgraph_node_hook_list): New type.
4606 (struct cgraph_2edge_hook_list): New type.
4607 (struct cgraph_2node_hook_list): New type.
4608 (first_cgraph_edge_removal_hook): New variable.
4609 (first_cgraph_node_removal_hook): New variable.
4610 (first_cgraph_edge_duplicated_hook): New variable.
4611 (first_cgraph_node_duplicated_hook): New variable.
4612 (cgraph_add_edge_removal_hook): New function.
4613 (cgraph_remove_edge_removal_hook): New function.
4614 (cgraph_call_edge_removal_hooks): New function.
4615 (cgraph_add_node_removal_hook): New function.
4616 (cgraph_remove_node_removal_hook): New function.
4617 (cgraph_call_node_removal_hooks): New function.
4618 (cgraph_add_edge_duplication_hook): New function.
4619 (cgraph_remove_edge_duplication_hook): New function.
4620 (cgraph_call_edge_duplication_hooks): New function.
4621 (cgraph_add_node_duplication_hook): New function.
4622 (cgraph_remove_node_duplication_hook): New function.
4623 (cgraph_call_node_duplication_hooks): New function.
4624 (cgraph_create_edge): Assign to edge uid.
4625 (cgraph_remove_edge): Call edge removal hooks.
4626 (cgraph_node_remove_callees): Call edge removal hooks.
4627 (cgraph_node_remove_callers): Call edge removal hooks.
4628 (cgraph_remove_node): Call node removal hooks.
4629 (cgraph_clone_edge): Call edge duplication hooks.
4630 (cgraph_clone_node): Call node duplication hooks.
4632 * cgraph.h (cgraph_edge): New field uid.
4633 (cgraph_edge_hook): New type.
4634 (cgraph_node_hook): New type.
4635 (cgraph_2edge_hook): New type.
4636 (cgraph_2node_hook): New type.
4638 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
4640 * config.in: Regenerate.
4642 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
4644 * gcc.c (print_sysroot): New.
4645 (option_map, display_help, process_command): Handle the
4646 -print-sysroot option.
4647 (main): Print the sysroot if requested.
4648 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
4650 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4653 * unwind-pe.h (size_of_encoded_value): add attribute unused.
4655 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
4657 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
4658 (assign_parm_setup_block_p): Also check mode of entry_parm.
4660 2008-07-07 Richard Guenther <rguenther@suse.de>
4662 * tree-ssa-structalias.h (set_used_smts): Remove.
4663 * tree-ssa-structalias.c (used_smts): Likewise.
4664 (set_used_smts): Likewise.
4665 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
4666 call to set_used_smts.
4668 2008-07-07 Richard Guenther <rguenther@suse.de>
4670 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
4671 (new_var_info): Set it to false.
4672 (solution_set_add): Correctly handle pointers outside a var and
4674 (type_safe): Treat variables with is_full_var properly.
4675 (do_sd_constraint): Likewise.
4676 (do_ds_constraint): Likewise.
4677 (process_constraint): Remove zeroing offset for !use_field_sensitive.
4678 (get_constraint_for_ptr_offset): New function.
4679 (get_constraint_for_component_ref): For addresses at least include
4680 the last field of the variable. Handle is_full_vars properly.
4681 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
4682 (handle_ptr_arith): Remove.
4683 (find_func_aliases): Simplify assignment handling.
4684 (create_function_info_for): For parameter and result varinfos set
4686 (create_variable_info_for): Set is_full_var flag whenever we
4687 just created a single varinfo for a decl.
4688 (init_alias_vars): Initialize use_field_sensitive from
4689 max-fields-for-field-sensitive parameter.
4691 2008-07-07 Richard Guenther <rguenther@suse.de>
4693 PR tree-optimization/36713
4694 * tree-flow-inline.h (is_call_used): New function.
4695 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
4696 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4697 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
4699 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4701 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
4703 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
4705 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
4707 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4708 Nathan Sidwell <nathan@codesourcery.com>
4710 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
4711 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
4713 * config/m68k/t-linux: New.
4714 * doc/install.texi: Document m68k-*-linux is now multilibbed by
4717 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
4719 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
4720 * config/m68k/m68k-devices.def: Remove multilibs that only differ
4723 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4725 * gcc.c (execute): Fix -Wc++-compat warning.
4727 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
4730 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
4731 constant for little endian.
4733 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
4735 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
4736 mips_base_mips16 instead of TARGET_MIPS16.
4737 (mips_base_mips16): Declare.
4738 * config/mips/mips.c (mips_base_mips16): Make global.
4739 (was_mips16_p): Remove GTY marker.
4740 (was_mips16_pch_p): New variable.
4741 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
4742 (mips_override_options): Force to non-MIPS16 mode initially.
4743 Do not complain about MIPS16 PIC incompatibilities here.
4744 Only allow -mgpopt if -mexplicit-relocs is in force for
4747 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
4749 * configure.ac: Check for caddr_t, define to char * if not defined.
4750 * configure: Regenerate.
4751 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
4752 (mmap_gt_pch_use_address): Likewise.
4753 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
4755 2008-07-06 Richard Guenther <rguenther@suse.de>
4757 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
4758 (new_var_info): Deal with it.
4759 (solution_set_add): Likewise.
4760 (bitpos_of_field): Make signed, fix.
4761 (struct fieldoff): Remove type and decl fields. Make size field
4762 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
4764 (fieldoff_compare): Deal with it.
4765 (push_fields_onto_fieldstack): Remove has_union argument, glob
4766 adjacent non-pointer fields together.
4767 (create_function_info_for): Do not set has_union.
4768 (create_variable_info_for): Simplify.
4770 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
4772 * config.gcc (extra_headers): Add cross-stdarg.h for target
4773 x86_64-*-* and i?86-*-*.
4774 * config/i386/cross-stdarg.h: New.
4775 * builtins.c (std_fn_abi_va_list): New.
4776 (std_canonical_va_list_type): New.
4777 (stabilize_va_list): Replace va_list_type_node use by
4778 mtarget.canonical_va_list_type.
4779 (gimplify_va_arg_expr): Likewise.
4780 (expand_builtin_va_copy): Replace va_list_type_node use by
4781 mtarget.fn_abi_va_list.
4782 * tree-sra.c (is_va_list_type): New helper.
4783 (decl_can_be_decomposed_p): Replace
4784 va_list_type_node use by is_va_list_type.
4785 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
4786 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4787 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
4788 * config/i386/i386-protos.h (ix86_get_valist_type): New.
4789 (ix86_enum_va_list): New.
4790 * config/i386/i386.c (sysv_va_list_type_node): New.
4791 (ms_va_list_type_node): New.
4792 (ix86_function_type_abi): Remove sorry.
4793 (ix86_build_builtin_va_list_abi): New.
4794 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
4796 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
4797 (ix86_init_builtins_va_builtins_abi): New.
4798 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
4800 (ix86_handle_abi_attribute): New.
4801 (attribute_spec): Add sysv_abi and ms_abi.
4802 (ix86_fn_abi_va_list): New.
4803 (ix86_canonical_va_list_type): New.
4804 (ix86_enum_va_list): New.
4805 (TARGET_FN_ABI_VA_LIST): New.
4806 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4807 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
4808 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
4809 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4810 (TARGET_ENUM_VA_LIST): New.
4811 * expr.h (std_fn_abi_va_list): New.
4812 (std_canonical_va_list_type): New.
4813 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
4814 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4815 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
4816 TARGET_CANONICAL_VA_LIST_TYPE.
4817 * target.h (struct gcc_target): Add fn_abi_va_list hook
4818 and canonical_va_list_type hook.
4820 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4822 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
4823 integral and pointer types.
4825 2008-07-04 Roger Sayle <roger@eyesopen.com>
4827 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
4828 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
4830 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
4833 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
4835 2008-07-04 Jakub Jelinek <jakub@redhat.com>
4837 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4838 build_gimple_modify_stmt.
4839 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
4840 gimple operand. Use fold_build* instead of build*.
4842 2008-07-04 Richard Guenther <rguenther@suse.de>
4844 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
4845 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
4846 properly to compute the reachability set if we do field-sensitive PTA.
4847 * invoke.texi (max-fields-for-field-sensitive): Document default.
4848 * opts.c (decode_options): Set max-fields-for-field-sensitive to
4849 100 for optimize >= 2.
4851 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4853 * ggc-zone.c (lookup_page_table_if_allocated,
4854 set_page_table_entry, zone_find_object_size, alloc_small_page,
4855 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
4856 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
4857 -Wc++-compat and/or -Wcast-qual warnings.
4859 2008-07-04 Alan Modra <amodra@bigpond.net.au>
4862 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
4863 pic_offset_table_rtx to be marked as used here.
4864 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
4865 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
4866 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
4867 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
4870 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4872 * alloc-pool.c (hash_descriptor, eq_descriptor,
4873 alloc_pool_descriptor): Fix -Wc++-compat warnings.
4874 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
4876 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
4877 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
4878 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
4879 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
4882 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
4884 * tree-flow.h (loop_only_exit_p): Declare.
4885 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
4886 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
4887 the number of iterations if it is constant. Otherwise, if this is the
4888 only possible exit of the loop, use the conservative estimate on the
4889 number of iterations of the entire loop if available.
4891 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
4893 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
4894 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
4895 Add synchronization functions.
4896 * config/sync.c: New file.
4897 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
4898 (LIBGCC_SYNC_CFLAGS): Likewise.
4900 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
4903 * config/i386/i386.md (mode): Add TF to "mode" attribute.
4904 (*pushtf_sse): New insn pattern.
4905 (pushtf splitters): New splitters.
4907 2008-07-03 Michael Meissner <gnu@the-meissners.org>
4910 * predict.c (build_predict_expr): Use void_type_node for the tree
4911 type, instead of NULL_TREE.
4913 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
4915 * config/i386/i386.c (contains_aligned_value_p): Return true
4917 (ix86_data_alignment): Align TCmode to 128bits.
4918 (ix86_local_alignment): Likewise.
4920 2008-07-03 Andrew Haley <aph@redhat.com>
4923 * vec.h (VEC_TA): New.
4924 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
4925 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
4926 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
4927 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
4928 (C_COMMON_FIXED_TYPES): Remove first arg.
4929 (C_COMMON_FIXED_MODE_TYPES): Likewise.
4930 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
4931 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
4932 not to use empty macro arguments.
4934 2008-07-02 Joseph Myers <joseph@codesourcery.com>
4936 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
4937 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
4938 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
4939 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
4940 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
4941 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
4942 config/ia64/crtn.asm, config/m68hc11/larith.asm,
4943 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
4944 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
4945 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
4946 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
4947 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
4948 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
4949 config/rs6000/e500crtres64gpr.asm,
4950 config/rs6000/e500crtres64gprctr.asm,
4951 config/rs6000/e500crtrest32gpr.asm,
4952 config/rs6000/e500crtrest64gpr.asm,
4953 config/rs6000/e500crtresx32gpr.asm,
4954 config/rs6000/e500crtresx64gpr.asm,
4955 config/rs6000/e500crtsav32gpr.asm,
4956 config/rs6000/e500crtsav64gpr.asm,
4957 config/rs6000/e500crtsav64gprctr.asm,
4958 config/rs6000/e500crtsavg32gpr.asm,
4959 config/rs6000/e500crtsavg64gpr.asm,
4960 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
4961 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
4962 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4963 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
4964 config/sparc/sol2-cn.asm: Remove .file directives.
4966 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4968 * resource.c (mark_referenced_resources): Look inside
4969 UNSPEC_VOLATILEs and ASM_INPUTs.
4971 2008-07-02 Ian Lance Taylor <iant@google.com>
4973 * rtlanal.c (add_reg_note): New function.
4974 * rtl.h (add_reg_note): Declare.
4975 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4976 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4977 * builtins.c (expand_builtin_longjmp): Likewise.
4978 (expand_builtin_nonlocal_goto): Likewise.
4979 * calls.c (emit_call_1, expand_call): Likewise.
4980 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4981 * cfglayout.c (fixup_reorder_chain): Likewise.
4982 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4983 (commit_one_edge_insertion): Likewise.
4984 * combine.c (move_deaths, distribute_notes): Likewise.
4985 * df-problems.c (df_set_note): Likewise.
4986 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4987 (set_unique_reg_note): Likewise.
4988 (emit_copy_of_insn_after): Likewise.
4989 * expr.c (expand_expr_real): Likewise.
4990 * gcse.c (add_label_notes): Likewise.
4991 * haifa-sched.c (create_check_block_twin): Likewise.
4992 * jump.c (mark_jump_label_1): Likewise.
4993 * loop-doloop.c (add_test, doloop_modify): Likewise.
4994 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4995 * lower-subreg.c (move_eh_region_note): Likewise.
4996 * optabs.c (emit_libcall_block): Likewise.
4997 * predict.c (predict_insn): Likewise.
4998 (combine_predictions_for_insn): Likewise.
4999 * recog.c (peephole2_optimize): Likewise.
5000 * regmove.c (try_auto_increment): Likewise.
5001 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
5002 * reload.c (find_reloads): Likewise.
5003 * reload1.c (fixup_eh_region_note): Likewise.
5004 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
5005 * reorg.c (delete_prior_computation): Likewise.
5006 (delete_computation, dbr_schedule): Likewise.
5007 * config/pa/pa.c (legitimize_pic_address): Likewise.
5008 * config/sh/sh.c (sh_reorg): Likewise.
5010 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
5013 * config/libgcc-glibc.ver: Add %exclude.
5014 * config/m32r/libgcc-glibc.ver: Likwise.
5015 * config/s390/libgcc-glibc.ver: Likwise.
5016 * config/sh/libgcc-glibc.ver: Likwise.
5017 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
5019 * config/i386/libgcc-glibc.ver: New.
5021 * config/i386/libgcc-x86_64-glibc.ver: Removed.
5023 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
5025 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
5026 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
5027 i[34567]86-*-linux*, x86_64-*-linux*. Add
5028 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
5029 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
5030 x86_64-*-linux*. Add i386/t-linux to tmake_file for
5031 i[34567]86-*-linux*, x86_64-*-linux*.
5033 * libgcc-std.ver: Add empty GCC_4.4.0.
5035 * mkmap-symver.awk: Support multiple versions per symbol.
5037 * config/i386/i386.c (ix86_init_builtins): Always define
5038 __builtin_fabsq and __builtin_copysignq with fallbacks.
5039 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
5040 and __builtin_copysignq if SSE2 isn't available.
5042 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
5043 (LIBGCC2_TF_CEXT): Likwise.
5046 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
5048 * config/i386/sfp-machine.h: Moved to libgcc.
5050 * config/i386/sfp-machine.h: New.
5051 * config/i386/t-linux: Likwise.
5053 * config/i386/t-darwin: Remove softfp_wrap_start and
5055 * config/i386/t-darwin64: Likewise.
5057 * config/i386/t-fprules-softfp64: Renamed to ...
5058 * config/i386/t-fprules-softfp: This.
5060 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
5061 and softfp_wrap_end.
5063 2008-07-02 Jason Merrill <jason@redhat.com>
5065 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
5067 * tree.c (ctor_to_list): New fn.
5068 * tree.h: Declare it.
5069 (CONSTRUCTOR_ELT): New macro.
5070 (CONSTRUCTOR_NELTS): New macro.
5072 2008-07-02 Richard Guenther <rguenther@suse.de>
5074 * tree-ssa-structalias.c (struct variable_info): Reorder
5075 to fill padding on 64bit hosts. Make collapsed_to an int.
5076 (get_varinfo_fc): Deal with that.
5077 (new_var_info): Likewise.
5078 (collapse_rest_of_var): Likewise.
5080 2008-07-02 Joshua Sumali <jsumali@redhat.com>
5082 * doc/install.texi (--enable-java-home): Document.
5083 (--enable-aot-compile-rpm): Likewise.
5084 (--with-arch-directory): Likewise.
5085 (--with-os-directory): Likewise.
5086 (--with-origin-name): Likewise.
5087 (--with-arch-suffix): Likewise.
5088 (--with-jvm-root-dir): Likewise.
5089 (--with-jvm-jar-dir): Likewise.
5090 (--with-python-dir): Likewise.
5092 2008-07-02 Richard Guenther <rguenther@suse.de>
5094 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
5095 from decls explicitly. Merge operand checking from tuples.
5097 2008-07-02 Martin Jambor <mjambor@suse.cz>
5099 * tree-switch-conversion.c: Included timevar.h which I forgot before.
5101 2008-07-02 Martin Jambor <mjambor@suse.cz>
5103 * tree-switch-conversion.c: Included timevar.h
5104 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
5106 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
5108 2008-07-02 Martin Jambor <mjambor@suse.cz>
5110 * tree-switch-conversion.c: Corrected various comments and
5112 (build_constructors): Fixed minor formatting mistakes.
5114 * invoke.texi (Optimize Options): Corrected the
5115 switch-conversion-max-branch-ratio parameter.
5117 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
5119 * final.c (asm_insn_count): Return zero for an empty asm body.
5121 2008-07-02 Richard Guenther <rguenther@suse.de>
5123 * bitmap.h (bitmap_set_bit): Return bool.
5124 (bitmap_clear_bit): Likewise.
5125 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
5126 write to the bitmap if it would.
5127 (bitmap_clear_bit): Likewise.
5128 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
5129 bitmap_set_bit return value.
5130 (add_pred_graph_edge): Likewise.
5131 (add_graph_edge): Likewise.
5132 (do_sd_constraint): Likewise.
5133 (do_ds_constraint): Likewise.
5135 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5137 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
5138 Fix -Wc++-compat and/or -Wcast-qual warnings.
5139 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
5140 gen_regparm_prefix): Likewise.
5141 * vmsdbgout.c (write_modbeg, lookup_filename,
5142 vmsdbgout_source_line, vmsdbgout_init): Likewise.
5144 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
5146 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
5147 defaults.h definition apply.
5149 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5151 * function.c (assign_parm_remove_parallels): New.
5152 (assign_parm_setup_block_p): Do not return true for non-BLKmode
5154 (assign_parm_setup_block): Do not handle them.
5155 (assign_parm_setup_reg, assign_parm_setup_stack): Call
5156 assign_parm_remove_parallels.
5158 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5160 * c-typeck.c (convert_for_assignment): Use
5161 vector_targets_convertible_p.
5162 * c-common.c (vector_targets_convertible_p): New.
5163 * c-common.h (vector_targets_convertible_p): New prototype.
5164 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
5165 opaque_p_V2SI_type_node.
5167 2008-07-01 Steve Ellcey <sje@cup.hp.com>
5169 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
5172 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
5174 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
5175 TFmode constants via two element DImode vector for hosts with
5176 HOST_BITS_PER_WIDE_INT < 64.
5177 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
5178 also for HOST_BITS_PER_WIDE_INT < 64.
5180 2008-07-01 Richard Guenther <rguenther@suse.de>
5182 PR tree-optimization/36666
5183 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
5184 (get_constraint_exp_from_ssa_var): Split into ...
5185 (get_constraint_exp_for_temp): ... this ...
5186 (get_constraint_for_ssa_var): ... and that.
5187 Return constraint expressions for all touched sub-fields
5188 if the results address is not taken.
5189 (process_constraint): Remove assertion that aggregate
5190 assignments do not happen at this place.
5191 (get_constraint_for_component_ref): Add address_p argument.
5192 Return constraint expressions for all touched sub-fields
5193 if the results address is not taken.
5194 (do_deref): Use get_constraint_exp_for_temp.
5195 (get_constraint_for_1): Rename from ...
5196 (get_constraint_for): ... this. Add the old function as wrapper.
5197 (do_structure_copy): Use get_constraint_for_1.
5199 2008-07-01 Martin Jambor <mjambor@suse.cz>
5201 * Makefile.in (tree-switch-conversion.o): Add.
5202 (OBJS-common): Add tree-swtch-conversion.o.
5203 * passes.c (init_optimization_passes): Add pass_convert_switch.
5204 * tree-pass.h: (pass_convert_switch): Add.
5205 * tree-switch-conversion.c: New file.
5206 * gcc.dg/tree-ssa/cswtch.c: New testcase.
5207 * common.opt (ftree-cswtch): New option.
5208 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
5209 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
5210 * opts.c (decode_options): Set flag_tree_switch_conversion when
5211 optimization level is >= 2.
5212 * doc/invoke.texi (Optimize Options): Added description of
5213 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
5215 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5217 * config/darwin-driver.c (darwin_default_min_version): Fix
5218 -Wc++-compat warnings.
5220 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
5222 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
5225 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5227 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
5229 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5231 PR rtl-optimization/34744
5232 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
5233 (df_scan_free_internal): Free data structures not
5234 allocated in storage pools.
5235 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
5236 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
5237 df_scan_free_mws_vec.
5238 * dse.c (dse_step6): Free offset_map_p and offset_map_n
5241 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
5243 * config/i386/i386.c (contains_aligned_value_p): Return true
5245 (ix86_function_arg_boundary): Return its natural boundary
5247 (return_in_memory_32): Don't check TDmode.
5248 (ix86_split_to_parts): Support splitting into 4 parts and
5249 support TFmode for 32bit target.
5250 (ix86_split_long_move): Support splitting into 4 parts.
5251 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
5253 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
5254 (ix86_init_builtins): Here.
5255 (ix86_scalar_mode_supported_p): Always return true for TFmode.
5256 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
5257 'q' and 'w', respectively.
5259 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
5261 (movtf_internal): Likewise.
5262 (<code>tf2): Likewise.
5263 (*absnegtf2_sse): Likewise.
5264 (copysign<mode>3): Likewise.
5265 (copysign<mode>3_const): Likewise.
5266 (copysign<mode>3_var): Likewise.
5267 (define_split UNSPEC_COPYSIGN): Likewise.
5268 * config/i386/sse.md (*nandtf3): Likewise.
5269 (<code>tf3): Likewise.
5270 (*<code>tf3): Likewise.
5272 2008-06-30 Joey Ye <joey.ye@intel.com>
5273 H.J. Lu <hongjiu.lu@intel.com>
5275 * global.c (compute_regsets): Set frame_pointer_needed here.
5276 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
5278 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5280 * doc/install.texi (specific): Expand Windows build notes.
5282 2008-06-30 Ira Rosen <irar@il.ibm.com>
5284 PR tree-optimization/36648
5285 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
5286 number of prolog iterations by step. Fix the comment.
5288 2008-06-30 Richard Guenther <rguenther@suse.de>
5291 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
5292 handle calls from ECF_MALLOC functions.
5293 (handle_pure_call): ECF_MALLOC functions do not return
5295 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
5297 2008-06-29 Andreas Schwab <schwab@suse.de>
5299 * config/m68k/m68k.c (print_operand): Always print a float
5301 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
5302 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
5305 * config/rs6000/x-linux64: Remove never used file.
5307 2008-06-29 Richard Guenther <rguenther@suse.de>
5309 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
5311 (struct alias_info): Move ...
5312 * tree-ssa-alias.c: ... here.
5313 (update_alias_info): Declare.
5314 (compute_may_aliases): Call it.
5315 (update_alias_info): New function.
5316 * tree-ssa-structalias.c (update_alias_info): Move ...
5317 * tree-ssa-alias.c (update_alias_info_1): ... here.
5318 * tree-ssa-structalias.c (process_constraint_1): Remove
5319 unused from_call argument. Rename to ...
5320 (process_constraint): ... this. Delete old wrapper.
5321 (make_constraint_to): Adjust callers.
5322 (handle_const_call): Likewise.
5323 (handle_pure_call): Likewise.
5324 (init_base_vars): Likewise.
5325 (handle_lhs_call): Likewise. Remove unnecessary constraint.
5326 (find_func_aliases): We don't need structure copies for
5328 (make_constraint_from_anything): Remove.
5329 (create_variable_info_for): For globals make constraints
5330 from escaped, not from anything.
5331 (compute_points_to_sets): Do not call update_alias_info.
5332 (ipa_pta_execute): Use make_constraint_from.
5334 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5336 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
5337 (bitmap.o-warn, dominance.o-warn): New.
5338 * configure.ac (cxx_compat_warn): Delete.
5339 (loose_warn): Add -Wcast-qual and -Wc++-compat.
5340 * system.h: Remove #pragma diagnostic for -Wcast-qual and
5342 * configure: Regenerate.
5344 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
5347 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5349 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
5350 * df-scan.c (df_notes_rescan): Likewise.
5351 * ggc-page.c (set_page_table_entry): Likewise.
5352 * intl.c (gcc_gettext_width): Likewise.
5353 * varasm.c (get_unnamed_section, get_noswitch_section,
5354 get_section): Likewise.
5356 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
5358 * regrename.c (build_def_use): Don't copy RTX.
5360 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
5362 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
5363 (Type Attributes): Fix nesting of @table and @subsection. Adjust
5364 punctuation. Use @ref instead of @xref.
5365 (Function Names): Remove stray @display/@end display.
5366 (C++ Attributes): Use @ref instead of @xref.
5367 (Deprecated Features): Fix punctuation around @xref.
5368 (Backwards Compatibility): Likewise.
5369 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
5371 2008-06-28 Joseph Myers <joseph@codesourcery.com>
5373 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
5374 constants for E500 double.
5376 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5378 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
5379 element type of const_vector.
5381 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
5383 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
5384 Remove FLAGS_REG clobber from expander pattern.
5385 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
5386 (anddi3, andsi3, andhi3, andqi3): Ditto.
5387 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
5388 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
5389 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
5390 (ashlsi3, ashlhi3, ashlqi3): Ditto.
5391 (ashrsi3, ashrhi3, ashrqi3): Ditto.
5392 (lshrsi3, lshrhi3, lshrqi3): Ditto.
5393 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
5394 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
5396 2008-06-28 Richard Guenther <rguenther@suse.de>
5398 * tree-ssa-structalias.c (callused_id, var_callused,
5399 callused_tree): Add.
5400 (handle_pure_call): New function.
5401 (find_func_aliases): Call it.
5402 (find_what_p_points_to): Handle the call-used set.
5403 (clobber_what_escaped): Likewise.
5404 (compute_call_used_vars): New function.
5405 (init_base_vars): Init the call-used variable.
5406 (do_sd_constraint): Do not propagate the solution from CALLUSED
5407 but use CALLUSED as a placeholder.
5408 (solve_graph): Likewise.
5409 * tree-flow-inline.h (gimple_call_used_vars): New function.
5410 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
5411 (compute_call_used_vars): Declare.
5412 * tree-ssa-alias.c (set_initial_properties): Call
5413 compute_call_used_vars.
5414 (reset_alias_info): Clear call-used variables.
5415 (add_call_clobber_ops): Assert we are not called for const/pure
5416 functions. Remove handling of them.
5417 (add_call_read_ops): Handle pure functions by adding the
5418 call-used set of variables as VUSEs.
5419 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
5420 (delete_tree_ssa): Free it.
5421 * tree-dfa.c (remove_referenced_var): Clear the var from the
5424 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
5426 * tree.c (build_varargs_function_type_list): New.
5427 (build_function_type_list_1): New.
5428 (build_function_type_list): Use build_function_type_list_1.
5429 * tree.h (build_varargs_function_type_list): New.
5431 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5434 * config/spu/spu.c (spu_builtin_splats): Do not generate
5435 invalid CONST_VECTOR expressions.
5436 (spu_expand_vector_init): Likewise.
5438 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
5440 * optabs.c (libfunc_decls): New variable.
5441 (libfunc_decl_hash, libfunc_decl_eq): New functions.
5442 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
5443 for the same function twice.
5445 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
5447 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
5448 ix86_expand_binary_operator directly.
5449 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
5451 (*ashrti3_1): Ditto.
5452 (*lshrti3_1): Ditto.
5453 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
5454 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
5455 using only one splitter. Conditionaly execute splitter before or
5456 after peephole2 pass.
5457 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
5458 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
5459 Use only one alternative in asm template.
5460 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
5462 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
5463 "J" operand constraint for operand 2.
5464 (*ashldi3_cconly_rex64): Ditto.
5465 (*ashrdi3_cmp_rex64): Ditto.
5466 (*ashrdi3_cconly_rex64): Ditto.
5467 (*lshrdi3_cmp_rex64): Ditto.
5468 (*lshrdi3_cconly_rex64): Ditto.
5469 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
5470 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
5471 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
5474 2008-06-27 Jakub Jelinek <jakub@redhat.com>
5476 * gimplify.c (omp_is_private): Don't return true if decl is not
5477 already private on #pragma omp for or #pragma omp parallel for.
5480 * tree-cfg.c (struct move_stmt_d): Replace block field with
5481 orig_block and new_block fields.
5482 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
5483 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
5484 (move_block_to_fn): Replace vars_map and new_label_map arguments
5485 with struct move_stmt_d pointer.
5486 (replace_block_vars_by_duplicates): New function.
5487 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
5488 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
5489 all subblocks of ORIG_BLOCK to the new function. Call
5490 replace_block_vars_by_duplicates.
5491 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
5492 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
5493 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
5494 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
5495 (expand_omp): Temporarily set input_location to the location of
5496 region's controlling stmt.
5497 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
5498 BIND_EXPR, push ctx->block_vars and gimplification vars into
5499 the BIND_EXPR and its block's BLOCK_VARS instead of directly
5501 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
5502 there are any BLOCK_VARS.
5503 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
5504 OMP_PARALLEL or OMP_TASK stmt.
5505 (lower_omp): Save and restore input_location around the lower_omp_1
5508 2008-06-27 Richard Guenther <rguenther@suse.de>
5510 PR tree-optimization/36400
5511 PR tree-optimization/36373
5512 PR tree-optimization/36344
5513 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
5514 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
5515 (update_alias_info): Remove call clobbering code.
5516 (make_constraint_to): New helper function.
5517 (make_escape_constraint): Likewise.
5518 (handle_rhs_call): Use it on all pointer containing arguments.
5519 Also mark the static chain escaped.
5520 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
5521 instead of ANYTHING.
5522 (make_constraint_from): New helper split out from ...
5523 (make_constraint_from_anything): ... here.
5524 (find_func_aliases): Add constraints for escape sites.
5525 (intra_create_variable_infos): Make constraints from NONLOCAL
5527 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
5529 (clobber_what_p_points_to): Remove.
5530 (clobber_what_escaped): New function.
5531 (init_base_vars): Init NONLOCAL and ESCAPED.
5532 (do_sd_constraint): Do not propagate the solution from ESCAPED
5533 but use ESCAPED as a placeholder.
5534 (solve_graph): Likewise.
5535 * tree-flow.h (clobber_what_p_points_to): Remove.
5536 (clobber_what_escaped): Declare.
5537 * tree-ssa-alias.c (set_initial_properties): Call it.
5538 Remove code clobbering escaped pointers.
5540 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5542 * function.c (allocate_struct_function): Only allocate a unique
5543 funcdef_no if the decl is nonzero.
5545 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5547 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
5548 * config/mips/mips.c (mips_split_const_insns): New function.
5549 * config/mips/mips.md (move_type): New attribute.
5550 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
5551 (dword_mode): New attribute.
5552 (type): Avoid long line. Map "move_type"s to "type"s,
5553 choosing "multi" for doubleword moves if appropriate.
5554 Swap MTC/MFC comments to match their declaration order.
5555 (extended_mips16): Default to "yes" if "move_type" is "sll0",
5556 "type" is "branch" or "jal" is "direct".
5557 (length): Handle "extended_mips16" first. Make the default
5558 "0" for "ghost" instructions. Set the length from "move_type".
5559 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
5560 of "type", with "sll0" for the register alternative. Remove the
5561 "extended_mips16" attribute.
5562 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
5563 of "type", with "shift_shift" for the register alternative.
5564 Remove the "length" attribute.
5565 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
5566 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
5567 of "type", with "andi" for the register alternative.
5568 (*zero_extendqihi2): Likewise.
5569 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
5570 of "andi" instead of a "type" of "arith".
5571 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
5573 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
5574 (mov_<store>r, *mov<mode>_ra): Likewise.
5575 (extendsidi2): Use "move_type" instead of "type", with "move"
5576 for the register alternative.
5577 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
5578 of "type", with "signext" for the register alternative.
5579 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
5580 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
5581 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
5582 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
5583 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
5584 (unnamed branch insn): Likewise.
5585 (*movdi_gp32_fp64): Fold into...
5586 (*movdi_32bit): ...here.
5587 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
5588 (*movdf_hardfloat): ...this new pattern.
5589 (*movdf_softfloat): Remove redundant FPR alternatives.
5590 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
5591 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
5592 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
5593 the "move" attribute.
5594 (*movdi_32bit): Use "move_type" instead of "type" and remove the
5595 "length" attribute. Use "fpload" and "fpstore" instead of "load"
5596 and "store" for COP loads and stores.
5597 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
5598 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
5599 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
5600 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
5601 (*movtf_mips16, *movv2sf): Likewise.
5602 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
5603 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
5604 (mfhc1<mode>): Use "move_type" instead of "move".
5605 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
5606 (loadgp_blockage): Remove the "length" attribute.
5607 (blockage, set_got_version, update_got_version): Likewise.
5608 (call_internal): Remove the "extended_mips16" attribute.
5609 (call_value_internal, call_value_multiple_internal): Likewise.
5610 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
5612 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
5613 the "length" attribute.
5615 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5617 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
5618 -Wcast-qual warnings.
5619 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
5620 handle_pragma_pop_macro): Likewise.
5621 * collect2.c (resolve_lib_name): Likewise.
5622 * config/arc/arc.c (arc_init): Likewise.
5623 * config/arm/arm.c (neon_builtin_compare,
5624 locate_neon_builtin_icode): Likewise.
5625 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
5626 * config/bfin/bfin.c (bfin_init_machine_status,
5627 bfin_optimize_loop): Likewise.
5628 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5629 * config/cris/cris.c (cris_init_expanders): Likewise.
5630 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
5631 * config/darwin.c (machopic_indirection_eq,
5632 machopic_indirection_name, machopic_output_indirection): Likewise.
5633 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
5634 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
5635 frv_optimize_membar): Likewise.
5636 * config/i386/cygwin.h (mingw_scan,
5637 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
5638 * config/i386/cygwin1.c (mingw_scan): Likewise.
5639 * config/i386/i386.c (machopic_output_stub): Likewise.
5640 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
5641 i386_pe_unique_section): Likewise.
5642 * config/ia64/ia64.c (ia64_init_machine_status,
5643 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
5645 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
5646 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
5647 * config/m68k/m68k.c (m68k_handle_option,
5648 m68k_sched_md_init_global): Likewise.
5649 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
5650 mcore_unique_section): Likewise.
5651 * config/mips/mips.c (mips_block_move_straight,
5652 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
5654 * config/mmix/mmix.c (mmix_init_machine_status,
5655 mmix_encode_section_info): Likewise.
5656 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
5657 * config/rs6000/rs6000.c (rs6000_init_machine_status,
5658 print_operand_address, output_toc, redefine_groups,
5659 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
5660 * config/s390/s390.c (s390_init_machine_status): Likewise.
5661 * config/score/score.c (score_block_move_straight,
5662 score_block_move_loop_body): Likewise.
5663 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
5664 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
5665 * emit-rtl.c (find_auto_inc): Likewise.
5666 * gcc.c (translate_options, process_command): Likewise.
5667 * reorg.c (dbr_schedule): Likewise.
5668 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
5669 * xcoffout.c (xcoffout_declare_function): Likewise.
5671 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
5673 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
5674 ipa-pta working again.
5676 2008-06-27 David Edelsohn <edelsohn@gnu.org>
5678 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
5681 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
5683 * config.gcc (powerpc*-*-*): Add new core e500mc.
5684 * config/rs6000/e500mc.md: New file.
5685 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5687 (rs6000_override_options): Add e500mc case to
5688 processor_target_table. Altivec and Spe options not allowed
5689 with e500mc. Add isel instruction to e500mc by
5690 default. Initialize rs6000_cost for e500mc.
5691 (rs6000_issue_rate): Set issue rate for e500mc.
5692 * config/rs6000/rs6000.h (processor_type): Add
5693 PROCESSOR_PPCE500MC.
5694 (ASM_CPU_SPEC): Add e500mc.
5695 Set TARGET_ISEL to rs6000_isel.
5696 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
5697 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
5698 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
5700 * doc/invoke.texi: Add e500mc to list of cpus.
5702 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5705 * c-lex.c (lex_charconst): Initialize unsignedp.
5707 2008-06-27 Olivier Hainque <hainque@adacore.com>
5709 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
5710 documented assumptions.
5712 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
5714 * dwarf2out.c: Remove trailing white spaces. Break long line
5717 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
5719 * libfuncs.h (LTI_synchronize): New libfunc_index.
5720 (synchronize_libfunc): Declare.
5721 * builtins.c (expand_builtin_synchronize): Consider using
5722 synchronize_libfunc before falling back on an asm blockage.
5723 * config/mips/mips.c: Include libfuncs.h
5724 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
5726 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
5728 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
5729 parameter. Copy stack_reg to r11 where appropriate.
5730 (no_global_regs_above): Add gpr parameter.
5731 (rs6000_stack_info): Only add padding for SPE save area if we
5732 are saving SPE GPRs and CR.
5733 (saveres_routine_syms): New variable.
5734 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
5736 (rs6000_savres_routine_sym): New function.
5737 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
5739 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
5740 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
5741 Tweak FPR out-of-line saving.
5742 (rs6000_make_savres_rtx): New function.
5743 (rs6000_use_multiple_p): New function.
5744 (rs6000_savres_strategy): New function.
5745 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
5746 out-of-line if appropriate.
5747 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
5748 if we are optimizing for size.
5749 (GP_SAVE_INLINE): Define.
5750 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
5751 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
5752 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
5753 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
5754 (*save_fpregs_<mode>): Add use of r11.
5755 (*restore_gpregs_<mode>): New insn.
5756 (*return_and_restore_gpregs_<mode>): New insn.
5757 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
5759 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
5760 (*restore_gpregs_spe): New insn.
5761 (*return_and_restore_gpregs_spe): New insn.
5762 * config/rs6000/predicates.md (save_world_operation): Fix check.
5764 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5766 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
5767 this point, so assert that.
5769 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5771 * cfganal.c: Include vec.h and vecprim.h.
5772 (compute_idf): Import from...
5773 * tree-into-ssa (compute_idf): ...here.
5774 * basic-block.h (compute_idf): Export.
5776 2008-06-26 Joseph Myers <joseph@codesourcery.com>
5778 * c-decl.c (merge_decls): Use !current_function_decl to check for
5779 extern declaration of C99 inline function being at file scope.
5781 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
5783 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
5785 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5787 * alias.c (record_alias_subset, init_alias_analysis): Fix
5788 -Wc++-compat and/or -Wcast-qual warnings.
5789 * attribs.c (lookup_attribute_spec): Likewise.
5790 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
5791 copy_bb, connect_traces,
5792 find_rarely_executed_basic_blocks_and_cr): Likewise.
5793 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
5794 note_btr_set, migrate_btr_defs): Likewise.
5795 * builtins.c (result_vector, expand_builtin_memcpy,
5796 expand_builtin_mempcpy_args, expand_builtin_strncpy,
5797 builtin_memset_read_str, expand_builtin_printf,
5798 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
5800 * caller-save.c (mark_set_regs): Likewise.
5801 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5802 * cgraph.c (cgraph_edge): Likewise.
5803 * combine.c (likely_spilled_retval_1): Likewise.
5804 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
5805 htab_counts_entry_del, get_coverage_counts): Likewise.
5806 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
5807 new_cselib_val): Likewise.
5808 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
5809 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
5811 * df-core.c (df_compact_blocks): Likewise.
5812 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
5813 * df-scan.c (df_grow_reg_info, df_ref_create,
5814 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
5815 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
5816 df_record_entry_block_defs, df_record_exit_block_uses,
5817 df_bb_verify): Likewise.
5818 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
5819 DF_REF_EXTRACT_MODE_CONST): New.
5820 * dominance.c (get_immediate_dominator, get_dominated_by,
5821 nearest_common_dominator, root_of_dom_tree,
5822 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
5823 -Wc++-compat and/or -Wcast-qual warnings.
5824 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
5825 record_store, replace_read, check_mem_read_rtx, scan_insn,
5826 dse_step1, dse_record_singleton_alias_set): Likewise.
5827 * dwarf2asm.c (dw2_force_const_mem): Likewise.
5829 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5831 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
5832 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
5833 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
5834 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
5835 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
5836 add_ranges_num, add_ranges_by_labels, file_info_cmp,
5837 file_name_acquire, output_file_names, add_const_value_attribute,
5838 premark_used_types_helper, file_table_eq, file_table_hash,
5839 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
5840 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
5841 -Wcast-qual warnings.
5842 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
5843 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
5844 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
5845 gen_reg_rtx, start_sequence, init_emit): Likewise.
5846 * et-forest.c (et_new_occ, et_new_tree): Likewise.
5847 * except.c (init_eh_for_function, gen_eh_region,
5848 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
5849 arh_to_landing_pad, arh_to_label, add_action_record,
5850 add_call_site, switch_to_exception_section): Likewise.
5851 * expmed.c (synth_mult): Likewise.
5852 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
5853 store_expr): Likewise.
5854 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
5856 * function.c (assign_stack_temp_for_type,
5857 allocate_struct_function, match_asm_constraints_1): Likewise.
5858 * gcov-io.c (gcov_allocate): Likewise.
5859 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
5860 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
5861 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
5862 record_one_set, insert_expr_in_table, insert_set_in_table,
5863 dump_hash_table, compute_hash_table_work, alloc_hash_table,
5864 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
5865 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
5866 -Wcast-qual warnings.
5868 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5870 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
5871 -Wcast-qual warnings.
5872 * gcc.c (process_command): Likewise.
5873 * genattrtab.c (oballoc): Use XOBNEW.
5874 (oballocvec): Define.
5875 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
5876 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
5877 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
5878 -Wc++-compat and/or -Wcast-qual warnings.
5879 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
5880 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
5881 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
5882 gen_presence_absence_set, gen_automaton, gen_regexp_el,
5883 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
5884 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
5885 add_excls, process_presence_absence_names,
5886 process_presence_absence_patterns, add_presence_absence,
5887 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
5888 get_free_state, add_arc, get_free_automata_list_el,
5889 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
5890 transform_3, cache_presence, create_ainsns, create_automata,
5891 create_state_ainsn_table, dfa_insn_code_enlarge,
5892 output_trans_func, output_min_issue_delay_func,
5893 output_dead_lock_func, output_reset_func,
5894 output_get_cpu_unit_code_func, output_dfa_start_func,
5895 expand_automata): Likewise.
5896 * genextract.c (gen_insn): Likewise.
5897 * gengtype-lex.l: Likewise.
5898 * gengtype.c (read_input_list, adjust_field_type,
5899 process_gc_options): Likewise.
5900 * genoutput.c (note_constraint): Likewise.
5901 * genpreds.c (mangle, add_constraint): Likewise.
5902 * genrecog.c (process_define_predicate, new_decision,
5903 add_to_sequence): Likewise.
5904 * gensupport.c (record_insn_name): Likewise.
5906 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5908 * config/i386/driver-i386.c (detect_caches_amd,
5909 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
5910 and/or -Wcast-qual warnings.
5911 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
5912 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
5913 gt_pch_save): Likewise.
5914 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
5915 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
5916 * global.c (compute_regsets): Likewise.
5917 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
5918 finish_graph_dump_file): Likewise.
5919 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
5920 unlink_bb_notes): Likewise.
5921 * integrate.c (get_hard_reg_initial_val): Likewise.
5922 * ipa-prop.c (ipa_push_func_to_list): Likewise.
5923 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
5924 * local-alloc.c (update_equiv_regs): Likewise.
5925 * loop-invariant.c (check_invariant_table_size,
5926 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
5928 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
5929 altered_reg_used, mark_altered): Likewise.
5930 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
5931 insert_var_expansion_initialization,
5932 combine_var_copies_in_loop_exit, apply_opt_in_copies,
5933 release_var_copies): Likewise.
5934 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
5935 analyze_matrix_decl, add_allocation_site, analyze_transpose,
5936 analyze_accesses_for_phi_node, check_var_notmodified_p,
5937 check_allocation_function, find_sites_in_func,
5938 record_all_accesses_in_func, transform_access_sites,
5939 transform_allocation_sites): Likewise.
5940 * omp-low.c (new_omp_region, create_omp_child_function_name,
5941 check_omp_nesting_restrictions, check_combined_parallel,
5942 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
5943 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
5944 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5945 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
5947 * opts-common.c (prune_options): Likewise.
5948 * opts.c (add_input_filename, print_filtered_help,
5949 get_option_state): Likewise.
5950 * params.c (add_params): Likewise.
5951 * passes.c (set_pass_for_id, next_pass_1,
5952 do_per_function_toporder, pass_fini_dump_file): Likewise.
5953 * postreload.c (reload_cse_simplify_operands): Likewise.
5954 * predict.c (tree_predicted_by_p, tree_predict_edge,
5955 clear_bb_predictions, combine_predictions_for_bb): Likewise.
5957 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5959 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5961 * recog.c (check_asm_operands, validate_change_1): Likewise.
5962 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
5963 subst_asm_stack_regs): Likewise.
5964 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5965 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5966 * regmove.c (reg_is_remote_constant_p): Likewise.
5967 * regrename.c (regrename_optimize, scan_rtx_reg,
5968 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5970 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5971 regstat_compute_calls_crossed): Likewise.
5972 * reload1.c (init_reload, new_insn_chain,
5973 has_nonexceptional_receiver, reload, copy_reloads,
5974 calculate_needs_all_insns, init_elim_table): Likewise.
5975 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5976 * rtl.c (shallow_copy_rtx_stat): Likewise.
5977 * rtlanal.c (parms_set): Likewise.
5978 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5979 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5980 * sched-ebb.c (earliest_block_with_similiar_load,
5981 add_deps_for_risky_insns): Likewise.
5982 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5983 schedule_region): Likewise.
5984 * see.c (eq_descriptor_pre_extension,
5985 hash_descriptor_pre_extension, hash_del_pre_extension,
5986 eq_descriptor_properties, hash_descriptor_properties,
5987 hash_del_properties, see_seek_pre_extension_expr,
5988 see_initialize_data_structures, see_print_register_properties,
5989 see_print_pre_extension_expr, see_delete_merged_def_extension,
5990 see_delete_unmerged_def_extension, see_emit_use_extension,
5991 see_pre_delete_extension, see_map_extension, see_commit_changes,
5992 see_analyze_merged_def_local_prop,
5993 see_analyze_merged_def_local_prop,
5994 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5995 see_set_prop_merged_def, see_set_prop_unmerged_def,
5996 see_set_prop_unmerged_use, see_print_one_extension,
5997 see_merge_one_use_extension, see_merge_one_def_extension,
5998 see_store_reference_and_extension, see_update_uses_relevancy,
5999 see_update_defs_relevancy): Likewise.
6000 * statistics.c (hash_statistics_hash, hash_statistics_eq,
6001 hash_statistics_free, curr_statistics_hash): Likewise.
6002 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
6003 expand_asm_operands, expand_return, case_bit_test_cmp,
6004 expand_case): Likewise.
6005 * stor-layout.c (start_record_layout): Likewise.
6006 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
6007 gt_pch_save_stringpool): Likewise.
6008 * tree-data-ref.c (hash_stmt_vertex_info,
6009 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
6010 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
6012 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
6015 * config/i386/i386.md : Change constraints of HImode and QImode
6016 immediate operands from "i" to "n". Change SImode "ni" constraint to
6017 "i" and SImode "rmi" constraint to "g". Remove all constraints
6018 from const0_operand and const1_operand predicated operands.
6019 (i): Change QImode and HImode attribute from "i" to "n".
6020 (*subqi_2): Change HImode operands to QImode.
6023 2008-06-25 Olivier Hainque <hainque@adacore.com>
6025 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
6028 2008-06-25 Richard Guenther <rguenther@suse.de>
6030 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
6031 not overflow the result type.
6033 2008-06-25 Richard Guenther <rguenther@suse.de>
6035 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
6036 (vn_lookup): Likewise.
6038 2008-06-25 Richard Guenther <rguenther@suse.de>
6040 PR tree-optimization/35518
6041 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
6042 * tree-sra.c (instantiate_element): Use fold_build3 to build
6044 (try_instantiate_multiple_fields): Likewise.
6046 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6048 * config/rs6000/rs6000.md: Change all string instruction's clobber to
6051 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6053 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
6054 use_backchain_to_restore_sp to true
6055 if the offset of the link register save area would go over the 32k - 1
6056 offset limit of the load
6059 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
6061 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
6062 anchor for the type-punning blurb. Cross-reference "Structures
6063 unions enumerations and bit-fields implementation". Provide a
6064 cast-through-pointer example. Make final sentence self-contained.
6065 * doc/implement-c.texi (Structures unions enumerations and
6066 bit-fields implementation): Cross-reference the type-punning blurb
6067 in the -fstrict-aliasing documentation.
6069 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6072 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
6073 the memory instead of the memory itself for the save area.
6075 2008-06-24 Olivier Hainque <hainque@adacore.com>
6076 Nicolas Roche <roche@adacore.com>
6078 * gengtype.c (srcdir_len): size_t instead of int.
6079 (get_file_realbasename): New function. For F a filename, the real
6080 basename of F, with all the path components stripped.
6081 (get_file_srcdir_relative_path): New function. For F a filename, the
6082 relative path to F from $(srcdir).
6083 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
6084 get_file_realbasename. Adjust the head comment.
6085 (get_prefix_langdir_index): New function. For F a filename, return the
6086 lang_dir_names[] relative index of the language directory that is
6088 (get_file_langdir): For F a filename, return the name of the language
6089 directory where F is located.
6090 (get_file_gtfilename): New function. The gt- output file name for an
6092 (get_output_file_with_visibility): Replace in-line computations with
6093 uses of get_file_gtfilename and get_prefix_langdir_index.
6094 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
6096 2008-06-24 Jakub Jelinek <jakub@redhat.com>
6098 PR tree-optimization/36504
6099 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
6100 references without base address.
6102 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6105 * calls.c (expand_call): Increase alignment for recursive functions.
6107 2008-06-23 Anatoly Sokolov <aesok@post.ru>
6109 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
6110 (TARGET_FUNCTION_VALUE): New define.
6111 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
6112 * config/avr/avr.h (FUNCTION_VALUE): Remove.
6114 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6116 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
6117 (fmod<mode>3): Ditto.
6118 (remainderxf3): Ditto.
6119 (remainder<mode>3): Ditto.
6121 2008-06-23 Jakub Jelinek <jakub@redhat.com>
6124 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
6125 REG is a hard register.
6127 PR tree-optimization/36508
6128 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
6129 499, don't check it at all in release compilers.
6131 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6133 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
6134 together with SSE_TARGET_MATH to disable insn pattern.
6135 (*fop_<MODEF:mode>_2_i387): Ditto.
6136 (*fop_<MODEF:mode>_3_i387): Ditto.
6138 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
6140 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
6142 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6145 * gimplify.c (gimplify_asm_expr): Check the return code of
6146 parse_output_constraint call, set function return and is_inout
6149 2008-06-22 Ian Lance Taylor <iant@google.com>
6151 * c-lex.c (narrowest_unsigned_type): Change itk to int.
6152 (narrowest_signed_type): Likewise.
6153 * c-typeck.c (c_common_type): Change local variable mclass to enum
6155 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
6156 tcc_comparison, not the tree code itself.
6157 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
6158 (c_expand_expr): Cast modifier to enum expand_modifier.
6159 * c-common.h (C_RID_CODE): Add casts.
6160 (C_SET_RID_CODE): Define.
6161 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
6162 (c_lex_one_token): Add cast to avoid warning.
6163 (c_parser_objc_type_name): Rename local typename to type_name.
6164 (check_no_duplicate_clause): Change code parameter to enum
6166 (c_parser_omp_var_list_parens): Change kind parameter to enum
6168 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
6169 c_parser_omp_list_var_parens.
6170 (c_parser_omp_threadprivate): Likewise.
6171 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
6172 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
6173 * c-format.c (NO_FMT): Define.
6174 (printf_length_specs): Use NO_FMT.
6175 (asm_fprintf_length_specs): Likewise.
6176 (gcc_diag_length_specs): Likewise.
6177 (scanf_length_specs): Likewise.
6178 (strfmon_length_specs): Likewise.
6179 (gcc_gfc_length_specs): Likewise.
6180 (printf_flag_specs): Change 0 to STD_C89.
6181 (asm_fprintf_flag_specs): Likewise.
6182 (gcc_diag_flag_specs): Likewise.
6183 (gcc_cxxdiag_flag_specs): Likewise.
6184 (scanf_flag_specs): Likewise.
6185 (strftime_flag_specs): Likewise.
6186 (strfmon_flag_specs): Likewise.
6187 (print_char_table): Likewise.
6188 (asm_fprintf_char_table): Likewise.
6189 (gcc_diag_char_table): Likewise.
6190 (gcc_tdiag_char_table): Likewise.
6191 (gcc_cdiag_char_table): Likewise.
6192 (gcc_cxxdiag_char_table): Likewise.
6193 (gcc_gfc_char_table): Likewise.
6194 (scan_char_table): Likewise.
6195 (time_char_table): Likewis.
6196 (monetary_char_table): Likewise.
6197 * c-format.h (BADLEN): Likewise.
6199 2008-06-21 Ian Lance Taylor <iant@google.com>
6201 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
6202 Define END_OF_BASE_TREE_CODES around inclusion.
6203 * tree.c (tree_code_type): New global array.
6204 (tree_code_length, tree_code_name): Likewise.
6205 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
6207 (all-tree.def, s-alltree): New targets.
6208 (gencheck.h, s-gencheck): Remove.
6209 (tree.o): Depend upon all-tree.def.
6210 (build/gencheck.o): Remove gencheck.h dependency.
6211 (mostlyclean): Don't remove gencheck.h.
6212 * c-common.h (enum c_tree_code): Remove.
6213 * c-lang.c (tree_code_type): Remove.
6214 (tree_code_length, tree_code_name): Remove.
6215 * gencheck.c (tree_codes): Include all-tree.def, rather than
6216 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
6218 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
6220 * cp/cp-tree.h (enum cplus_tree_code): Remove.
6221 (operator_name_info): Size to MAX_TREE_CODES.
6222 (assignment_operator_name_info): Likewise.
6223 * cp/cp-lang.c (tree_code_type): Remove.
6224 (tree_code_length, tree_code_name): Remove.
6225 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
6226 (assignment_operator_name_info): Likewise.
6227 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
6229 * cp/mangle.c (write_expression): Likewise.
6230 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
6231 * fortran/f95-lang.c (tree_code_type): Remove.
6232 (tree_code_length, tree_code_name): Remove.
6233 * java/java-tree.h (enum java_tree_code): Remove.
6234 * java/lang.c (tree_code_type): Remove.
6235 (tree_code_length, tree_code_name): Remove.
6236 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
6237 * objc/objc-act.h (enum objc_tree_code): Remove.
6238 * objc/objc-lang.c (tree_code_type): Remove.
6239 (tree_code_length, tree_code_name): Remove.
6240 * objcp/objcp-lang.c (tree_code_type): Remove.
6241 (tree_code_length, tree_code_name): Remove.
6242 * ada/ada-tree.h (enum gnat_tree_code): Remove.
6243 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
6244 * ada/misc.c (tree_code_type): Remove.
6245 (tree_code_length, tree_code_name): Remove.
6247 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
6249 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
6250 the grand_bitmap_obstack.
6252 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6254 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
6255 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
6256 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
6257 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
6258 move_stmt_r, new_label_mapper): Likewise.
6259 * tree-complex.c (cvc_lookup): Likewise.
6260 * tree-dfa.c (create_function_ann): Likewise.
6261 * tree-dump.c (dump_register): Likewise.
6262 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
6263 find_phi_replacement_condition): Likewise.
6264 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
6265 tree_function_versioning): Likewise.
6266 * tree-into-ssa.c (cmp_dfsnum): Likewise.
6267 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
6268 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
6269 get_nonlocal_debug_decl, convert_nonlocal_reference,
6270 convert_nonlocal_omp_clauses, get_local_debug_decl,
6271 convert_local_reference, convert_local_omp_clauses,
6272 convert_nl_goto_reference, convert_nl_goto_receiver,
6273 convert_tramp_reference, convert_call_expr): Likewise.
6274 * tree-outof-ssa.c (contains_tree_r): Likewise.
6275 * tree-parloops.c (reduction_phi, initialize_reductions,
6276 eliminate_local_variables_1, add_field_for_reduction,
6277 add_field_for_name, create_phi_for_local_result,
6278 create_call_for_reduction_1, create_loads_for_reductions,
6279 create_stores_for_reduction, create_loads_and_stores_for_name):
6281 * tree-phinodes.c (allocate_phi_node): Likewise.
6282 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
6283 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
6284 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
6285 * tree-ssa-coalesce.c (compare_pairs): Likewise.
6286 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
6287 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
6288 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
6289 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
6290 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
6291 vn_nary_op_insert): Likewise.
6292 * tree-ssa.c (redirect_edge_var_map_add,
6293 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
6294 * tree-vectorizer.c (vectorize_loops): Likewise.
6295 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
6296 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
6297 tree_cons_stat, build1_stat, build_variant_type_copy,
6298 decl_init_priority_lookup, decl_fini_priority_lookup,
6299 decl_priority_info, decl_restrict_base_lookup,
6300 decl_restrict_base_insert, decl_debug_expr_lookup,
6301 decl_debug_expr_insert, decl_value_expr_lookup,
6302 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
6303 type_hash_add, get_file_function_name, tree_check_failed,
6304 tree_not_check_failed, tree_range_check_failed,
6305 omp_clause_range_check_failed, build_omp_clause,
6306 build_vl_exp_stat): Likewise.
6307 * value-prof.c (gimple_histogram_value,
6308 gimple_duplicate_stmt_histograms): Likewise.
6309 * var-tracking.c (attrs_list_insert, attrs_list_copy,
6310 unshare_variable, variable_union_info_cmp_pos, variable_union,
6311 dataflow_set_different_1, dataflow_set_different_2,
6312 vt_find_locations, variable_was_changed, set_variable_part,
6313 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
6314 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
6315 section_entry_hash, object_block_entry_eq,
6316 object_block_entry_hash, create_block_symbol,
6317 initialize_cold_section_name, default_function_rodata_section,
6318 strip_reg_name, set_user_assembler_name, const_desc_eq,
6319 build_constant_desc, output_constant_def, lookup_constant_def,
6320 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
6321 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
6322 default_internal_label): Likewise.
6323 * varray.c (varray_init, varray_grow): Likewise.
6324 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
6326 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
6328 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
6329 operators for "test" insn. Macroize insn using SWI mode macro.
6330 (*jcc_fused_2): Ditto.
6331 (*jcc_fused_3): Macroize insn using SWI mode macro.
6332 (*jcc_fused_4): Ditto.
6334 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
6336 * tree-ssa-pre.c: Fix typo in comment.
6337 (init_antic, fini_antic): Add explicit funtions for
6338 initializing and deinitializing ANTIC and AVAIL sets.
6339 (create_expression_by_pieces): Fix typo in comment.
6340 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
6341 (execute_pre): Eventually dump details about ANTIC_IN.
6343 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6345 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
6346 * gcc.c (translate_options, init_spec, store_arg, read_specs,
6347 add_to_obstack, file_at_path, find_a_file, execute,
6348 add_preprocessor_option, add_assembler_option, add_linker_option,
6349 process_command, insert_wrapper, do_option_spec, do_self_spec,
6350 spec_path, do_spec_1, is_directory, main, used_arg,
6351 getenv_spec_function): Likewise.
6352 * tlink.c (symbol_hash_lookup, file_hash_lookup,
6353 demangled_hash_lookup, symbol_push, file_push, frob_extension):
6356 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6358 * doc/rtl.texi: Updated subreg section.
6360 2008-06-19 Jakub Jelinek <jakub@redhat.com>
6363 * cgraphunit.c (cgraph_process_new_functions): Don't clear
6364 node->needed and node->reachable.
6365 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
6366 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
6367 (expand_task_call): Don't call expand_task_copyfn.
6368 (expand_task_copyfn): Renamed to...
6369 (finalize_task_copyfn): ... this.
6371 2008-06-19 Jan Hubicka <jh@suse.cz>
6373 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
6374 clobbering framepointer.
6376 2008-06-19 Jan Hubicka <jh@suse.cz>
6378 * tree-optimize.c (execute_early_local_optimizations): Set
6379 cgraph_state only at first invocation.
6381 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6383 * system.h (-Wc++-compat): Activate as a warning, no an error.
6385 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6387 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
6388 instead of "#" in insn asm template.
6389 (*jcc_fused_2): Ditto.
6391 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6393 * config/i386/i386.h (ix86_tune_indices)
6394 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
6395 (TARGET_FUSE_CMP_AND_BRANCH): New define.
6396 * config/i386/i386.md (*jcc_fused_1): New insn pattern
6397 (*jcc_fused_2): Ditto.
6398 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
6399 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
6400 (print operand): Handle 'E' and 'e' code.
6402 2008-06-19 Anatoly Sokolov <aesok@post.ru>
6404 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
6405 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6406 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6408 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
6410 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
6412 (cgraph_expand_function): Use local copy of decl.
6413 (cgraph_expand_all_functions): Remove redundant initialization of
6415 (cgraph_optimize): Reword internal_error message.
6417 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
6419 * arm-protos.h (arm_return_in_memory): Remove public
6420 arm_return_in_memory() prototype.
6421 * arm.c (arm_return_in_memory): Add static prototype, add target
6422 hook macro, change definition and comments.
6423 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
6425 2008-06-19 Ben Elliston <bje@au.ibm.com>
6427 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
6428 real.c: Remove references to IEEE 754R.
6429 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
6430 * doc/libgcc.texi (Decimal float library routines): Likewise.
6432 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6434 * targhooks.h (struct gcc_target): New member unwind_word_mode.
6435 (default_unwind_word_mode): Add prototype.
6436 * targhooks.c (default_unwind_word_mode): New function.
6437 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
6438 instead of word_mode.
6439 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
6440 (TARGET_INITIALIZER): Use it.
6442 * c-common.c (handle_mode_attribute): Support "unwind_word"
6444 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
6446 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
6447 word_mode to access SjLj_Function_Context member "data".
6448 (sjlj_emit_dispatch_table): Likewise. Also, perform type
6449 conversion from targetm.eh_return_filter_mode () to
6450 targetm.unwind_word_mode () if they differ.
6452 * builtin-types.def (BT_UNWINDWORD): New primitive type.
6453 (BT_FN_UNWINDWORD_PTR): New function type.
6454 (BT_FN_WORD_PTR): Remove.
6455 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
6456 * except.c (expand_builtin_extend_pointer): Convert pointer to
6457 targetm.unwind_word_mode () instead of word_mode.
6459 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
6460 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
6461 (spu_unwind_word_mode): New function.
6462 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
6463 (TARGET_UNWIND_WORD_MODE): Define.
6464 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
6466 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6468 * config/spu/spu.c (reg_align): Remove.
6469 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
6470 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
6471 (spu_split_store): Likewise.
6473 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
6475 * gcc/tree-vn.c: Fix typo in comment.
6477 2008-06-18 Jan Hubicka <jh@suse.cz>
6479 * cgraphunit.c (cgraph_optimize): Output debug info when doing
6480 toplevel reorder too.
6482 2008-06-18 Jan Hubicka <jh@suse.cz>
6484 * c-opts.c (c_common_post_options): PCH is not compatible with
6486 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
6487 -fno-toplevel-reorder by default now.
6489 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6491 PR documentation/30739
6492 * doc/install.texi (Prerequisites): Document dependency on awk.
6494 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
6495 Ian Lance Taylor <iant@google.com>
6497 PR rtl-optimization/35604
6498 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
6499 only want to change jump destinations, not eventual label comparisons.
6501 2008-06-16 Jan Hubicka <jh@suse.cz>
6503 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
6505 (cgraph_analyze_function): Likewise.
6507 2008-06-16 Jan Hubicka <jh@suse.cz>
6509 * cgraph.h (cgraph_mark_if_needed): New function.
6510 * cgraphunit.c (cgraph_mark_if_needed): New function.
6511 * c-decl.c (duplicate_decl): Use it.
6513 2008-06-16 Jan Hubicka <jh@suse.cz>
6515 * cgraph.c (cgraph_add_new_function): When in expansion state, do
6518 2008-06-16 Jan Hubicka <jh@suse.cz>
6520 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
6522 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
6523 Kazu Hirata <kazu@codesourcery.com>
6524 Maxim Kuvyrkov <maxim@codesourcery.com
6526 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
6527 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
6528 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
6529 EXTRA_SPEC_FUNCTIONS.
6530 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
6531 (DRIVER_SELF_SPECS): Adjust.
6532 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
6533 * config/mips/st.h, config/mips/t-st: New.
6534 * config/mips/driver-native.c, config/mips/x-native: New.
6535 * doc/invoke.texi (MIPS): Document 'native' value for -march and
6538 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6540 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
6542 (ISA_HAS_FP_CONDMOVE): New macro.
6543 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
6544 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
6545 (ISA_HAS_NMADD3_NMSUB3): New macro.
6546 * config/mips/mips.c (mips_rtx_costs): Update.
6547 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
6548 compiling for ST Loongson 2E/2F.
6549 (madd<mode>): Rename to madd4<mode>. Update.
6550 (madd3<mode>): New pattern.
6551 (msub<mode>): Rename to msub4<mode>. Update.
6552 (msub3<mode>): New pattern.
6553 (nmadd<mode>): Rename to nmadd4<mode>. Update.
6554 (nmadd3<mode>): New pattern.
6555 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
6556 (nmadd3<mode>_fastmath): New pattern.
6557 (nmsub<mode>): Rename to nmsub4<mode>. Update.
6558 (nmsub3<mode>): New pattern.
6559 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
6560 (nmsub3<mode>_fastmath): New pattern.
6561 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
6563 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
6565 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
6566 (DF_REF_INSN_INFO): New.
6567 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
6568 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
6569 with a NULL DF_REF_INSN_INFO.
6570 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
6572 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
6573 DF_INSN_INFO_EQ_USES): New.
6574 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
6575 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
6576 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
6577 * df-core.c: Update comment for above changes.
6578 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
6579 DF_INSN_UID_* macros.
6580 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
6581 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
6582 insn rtx. Update all callers.
6583 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
6584 df_ref_create_structure, df_insn_refs_collect): Likewise.
6585 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
6586 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
6587 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
6588 macros to access the insn refs.
6589 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
6590 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
6591 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
6592 for accessing the refs.
6593 (try_fwprop_subst): Likewise.
6594 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
6595 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
6596 for accessing the refs.
6597 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
6598 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
6599 to look at the insn refs.
6600 (record_uses): Likewise.
6601 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
6603 (mark_artificial_uses): Don't mark_insn for artificial refs.
6604 (mark_reg_rependencies): Likewise.
6606 * doc/rtl.texi: Remove documentation of ADDRESSOF.
6608 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6610 * configure: Regenerate.
6612 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6614 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
6615 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6616 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6618 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6620 * config/avr/avr.c (avr_mcu_t): Add attiny167.
6621 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6622 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6624 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6626 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
6627 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6628 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6630 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6632 * tree-ssa-sccvn.c: Fix format of comments.
6634 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6636 * cgraph.c: Remove unneeded forward declarations of eq_node()
6639 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
6641 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
6643 (see_update_relevancy): Likewise.
6644 * fwprop.c (try_fwprop_subst): Likewise.
6645 * rtlanal.c (noop_move_p): Likewise.
6646 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
6647 notes to non-existing libcall blocks.
6648 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
6650 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
6651 (dead_libcall_p): Remove.
6652 (delete_trivially_dead_insns): Don't use it.
6653 * web.c (union_defs): Remove comment about keeping nops.
6654 * gcse.c (hash_scan_insn): Don't take libcall pointers.
6655 (compute_hash_table_work): Don't track libcall notes.
6656 (do_local_cprop): Don't take libcall pointers. Don't update
6658 (adjust_libcall_notes): Deleted.
6659 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
6660 ever have existed in the first place).
6661 (replace_store_insn): Don't try to remove libcall notes.
6662 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
6663 (resolve_reg_notes): Don't call them.
6664 (resolve_simple_move): Likewise.
6665 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
6666 Don't remove REG_RETVAL notes.
6667 * emit-rtl.c (try_split): Don't update libcall notes.
6668 (emit_copy_of_insn_after): Dito.
6669 * cselib.c (cselib_current_insn_in_libcall): Remove.
6670 (cselib_process_insn): Don't set/clear it.
6671 (new_elt_loc_list): Don't record it.
6672 (cselib_init): Don't initialize it.
6673 * cselib.c (struct elt_loc_list): Remove in_libcall field.
6674 * loop-invariant.c (find_invariant_insn): Don't look for libcall
6676 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
6677 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
6678 (init_deps): Don't initialize it.
6679 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
6680 * combine.c (delete_noop_moves): Don't update libcall notes.
6681 (can_combine_p): Remove now pointless #if 0 block.
6682 (try_combine): Remove another obsolete #if 0 block.
6683 (distribute_notes): Don't distribute libcall notes.
6684 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
6685 * dce.c (libcall_dead_p): Remove.
6686 (delete_unmarked_insns): Don't handle libcall blocks.
6687 (preserve_libcall_for_dce): Remove.
6688 (prescan_insns_for_dce): Don't special-case libcall block insns.
6689 * reload1 (reload): Don't handle libcall notes.
6690 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
6693 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6695 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
6696 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6697 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6699 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6701 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
6702 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6703 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6705 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6707 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
6709 2008-06-16 Ira Rosen <irar@il.ibm.com>
6711 PR tree-optimization/36493
6712 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
6713 the arguments list. Use VECTYPE to create vector pointer.
6714 (vectorizable_store): Fail if accesses through a pointer to vectype
6715 do not alias the original memory reference operands.
6716 Call vect_create_data_ref_ptr without the removed argument.
6717 (vectorizable_load): Likewise.
6718 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
6721 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
6724 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
6727 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6729 * config/mips/loongson2ef.md: New file.
6730 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
6731 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
6732 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
6733 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
6734 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
6736 (loongson2ef.md): New include.
6737 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
6738 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
6739 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
6740 (loongson_gt_<mode>, loongson_extract_halfword)
6741 (loongson_insert_halfword_0, loongson_insert_halfword_2)
6742 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
6743 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
6744 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
6745 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
6746 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
6747 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
6748 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
6749 (vec_interleave_low<mode>): Define type attribute.
6750 * config/mips/mips.c (mips_ls2): New static variable.
6751 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
6752 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
6753 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
6754 Implement target scheduling hooks.
6755 (mips_multipass_dfa_lookahead): Update to handle tuning for
6757 (mips_sched_init): Initialize data for Loongson scheduling.
6758 (mips_ls2_variable_issue): New static function.
6759 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
6761 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
6762 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
6763 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
6764 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
6765 Handle ST Loongson 2E/2F cores.
6766 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
6768 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6770 * omp-low.c (extract_omp_for_data): Fix comment typo.
6773 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6775 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
6776 FIXME note about gcc/config.guess.
6777 * doc/options.texi (Option file format): Remove non-ASCII bytes.
6778 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
6779 * doc/cppopts.texi: Likewise.
6780 * doc/extend.texi: Likewise.
6781 * doc/gcc.texi: Likewise.
6782 * doc/gccint.texi: Likewise.
6783 * doc/gcov.texi: Likewise.
6784 * doc/gty.texi: Likewise.
6785 * doc/hostconfig.texi: Likewise.
6786 * doc/install.texi: Likewise.
6787 * doc/invoke.texi: Likewise.
6788 * doc/loop.texi: Likewise.
6789 * doc/makefile.texi: Likewise.
6790 * doc/md.texi: Likewise.
6791 * doc/passes.texi: Likewise.
6792 * doc/tm.texi: Likewise.
6793 * doc/tree-ssa.texi: Likewise.
6794 * doc/trouble.texi: Likewise.
6796 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
6797 Nathan Sidwell <nathan@codesourcery.com>
6798 Maxim Kuvyrkov <maxim@codesourcery.com>
6799 Richard Sandiford <rdsandiford@googlemail.com>
6801 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
6802 * config/mips/mips-protos.h (mips_expand_vector_init): New.
6803 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
6805 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
6806 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
6807 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
6809 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
6810 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
6811 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
6812 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
6813 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
6814 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
6815 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
6816 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
6817 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
6818 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
6819 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
6820 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
6821 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
6822 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
6823 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
6824 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
6825 (mips_builtins): Add Loongson builtins.
6826 (mips_loongson_2ef_bdesc): New.
6827 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
6828 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
6829 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
6830 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
6832 (mips_expand_vector_init): New.
6833 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
6834 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
6836 * config/mips/mips.md: Add unspec numbers for Loongson
6837 builtins. Include loongson.md.
6838 (MOVE64): Include Loongson vector modes.
6839 (SPLITF): Include Loongson vector modes.
6840 (HALFMODE): Handle Loongson vector modes.
6841 * config/mips/loongson.md: New.
6842 * config/mips/loongson.h: New.
6843 * config.gcc: Add loongson.h header for mips*-*-* targets.
6844 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
6846 2008-06-14 Joseph Myers <joseph@codesourcery.com>
6848 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
6849 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
6850 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
6851 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
6852 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
6853 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
6854 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
6855 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
6856 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
6857 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
6858 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
6859 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
6860 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
6861 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
6862 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
6863 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
6864 Remove use_fixproto=yes.
6865 (ia64*-*-hpux*): Remove comment about using fixproto.
6866 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
6868 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6870 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
6872 * configure: Regenerate.
6874 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
6877 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
6878 before evaluating it.
6880 2008-06-13 Jakub Jelinek <jakub@redhat.com>
6883 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
6884 nested inline functions.
6885 (start_decl, start_function): Don't invert DECL_EXTERNAL
6886 for nested inline functions.
6888 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6890 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
6891 splits that must be made for correctness.
6893 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6895 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
6896 (AVAIL_NON_MIPS16): Likewise.
6897 (mips_builtin_description): Replace target_flags with a predicate.
6898 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
6899 (dspr2_32): New availability predicates.
6900 (MIPS_BUILTIN): New macro.
6901 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
6902 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
6903 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
6904 Replace the TARGET_FLAGS parameters with AVAIL parameters.
6905 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
6906 (mips_dsp_32only_bdesc): Merge into...
6907 (mips_builtins): ...this new array.
6908 (mips_bdesc_map, mips_bdesc_arrays): Delete.
6909 (mips_init_builtins): Update after above changes.
6910 (mips_expand_builtin_1): Merge into...
6911 (mips_expand_builtin): ...here and update after above changes.
6913 2008-06-12 Paul Brook <paul@codesourcery.com>
6915 * longlong.h (__arm__): Define count_leading_zeros.
6916 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
6917 (clzsi2, clzdi2): New functions.
6918 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
6919 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
6920 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
6921 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
6922 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
6923 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
6924 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
6925 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6926 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
6927 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
6929 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
6931 * config/m68k/m68k.c (m68k_tune_flags): New.
6932 (override_options): Compute m68k_tune_flags.
6933 (MULL_COST, MULW_COST): Update for various variants of CFV2.
6934 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
6936 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6939 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
6941 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6943 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
6944 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
6946 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6948 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
6949 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
6951 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6954 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
6957 2008-06-12 Richard Guenther <rguenther@suse.de>
6959 PR tree-optimization/36345
6960 * tree-flow.h (struct ptr_info_def): Align escape_mask,
6961 add memory_tag_needed flag.
6962 (may_alias_p): Declare.
6963 * tree-ssa-alias.c (may_alias_p): Export.
6964 (set_initial_properties): Use memory_tag_needed flag.
6965 (update_reference_counts): Likewise.
6966 (reset_alias_info): Reset memory_tag_needed flag.
6967 (create_name_tags): Check memory_tag_needed flag.
6968 (dump_points_to_info_for): Dump it.
6969 * tree-ssa-structalias.c (struct variable_info): Remove
6970 directly_dereferenced flag.
6971 (new_var_info): Do not initialize it.
6972 (process_constraint_1): Do not set it.
6973 (update_alias_info): Set is_dereferenced flag.
6974 (set_uids_in_ptset): Use may_alias_p.
6975 (set_used_smts): Check memory_tag_needed flag.
6976 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6977 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6978 memory_tag_needed flag.
6979 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6982 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6984 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6985 red zone for w64 abi.
6986 (ix86_expand_prologue): Likewise.
6987 (ix86_force_to_memory): Likewise.
6988 (ix86_free_from_memory): Likewise.
6990 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6993 * config/rs6000/rs6000.c (rs6000_override_options): Set
6994 rs6000_isel conditionally to the absence of comand line override.
6995 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6996 Remove duplicate rs6000_isel setting.
6997 * config/rs6000/eabispe.h: Ditto.
6999 2008-06-11 Richard Guenther <rguenther@suse.de>
7001 * alias.c (get_alias_set): Use the element alias-set for arrays.
7002 (record_component_aliases): For arrays and vectors do nothing.
7003 * c-common.c (strict_aliasing_warning): Handle the cases
7004 of alias set zero explicitly.
7005 * Makefile.in (dfp.o-warn): Add -Wno-error.
7007 2008-06-11 Joseph Myers <joseph@codesourcery.com>
7009 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
7011 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
7012 tune_32 tune_64 to supported_defaults. Allow values not
7013 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
7014 x86_64. Do not override cpu_32 or cpu_64 values from target name.
7015 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
7016 with_cpu_64 to generic for 64-bit-supporting configurations, not
7017 with_cpu. Remove FIXMEs.
7018 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
7019 --with-arch-64, --with-tune-32, --with-tune-64): Document.
7020 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
7021 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
7022 arch_32 and arch_64.
7024 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
7025 Olivier Hainque <hainque@adacore.com>
7027 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
7028 Use DECL_SIZE_UNIT to retrieve the size of the field.
7030 2008-06-11 Joseph Myers <joseph@codesourcery.com>
7032 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
7033 with function calls after declarations. Lay out
7034 neon_float_type_node before further use.
7036 2008-06-11 Richard Guenther <rguenther@suse.de>
7038 * tree-flow.h (may_point_to_global_var): Declare.
7039 * tree-ssa-alias.c (may_point_to_global_var): New function.
7040 * tree-ssa-sink.c (is_hidden_global_store): Use it.
7042 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
7044 * configure.ac: Teach that fido supports .debug_line.
7045 * configure: Regenerate.
7047 2008-06-10 Tom Tromey <tromey@redhat.com>
7049 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
7052 2008-06-10 Joseph Myers <joseph@codesourcery.com>
7054 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
7055 (encode_decimal64, decode_decimal64, encode_decimal128,
7056 decode_decimal128): Reverse order of 32-bit parts of value if host
7057 and target endianness differ.
7059 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
7061 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
7062 Avoid division by 0.
7063 (tree_mod_pow2_value_transform): Likewise.
7064 (tree_ic_transform): Likewise.
7065 (tree_stringops_transform): Likewise.
7066 (tree_mod_subtract_transform): Likewise.
7067 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
7068 (copy_edges_for_bb): Likewise.
7069 (initialize_cfun): Likewise.
7071 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
7073 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
7074 nonmemory_operand. Add "N" operand constraint.
7076 (*jcc_btdi_mask_rex64): New instruction and split pattern.
7077 (*jcc_btsi_mask): Ditto.
7078 (*jcc_btsi_mask_1): Ditto.
7080 2008-06-10 Joseph Myers <joseph@codesourcery.com>
7082 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
7083 TYPE_CANONICAL for copied element type.
7085 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
7088 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
7089 Add m_CORE2 and m_GENERIC.
7090 * config/i386/predicates.md (bt_comparison_operator): New predicate.
7091 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
7093 (*jcc_btdi_rex64): New instruction and split pattern.
7095 (*jcc_btsi_1): Ditto.
7096 (*btsq): Fix Intel asm dialect operand order.
7100 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
7103 * simplify-rtx.c (simplify_subreg): Add check for shift count
7106 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
7108 * doc/md.texi: Synchronize with later constraints.md change.
7109 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
7110 with a C implementation.
7111 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
7113 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
7114 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
7115 when moving to and from MD_REGNUM.
7116 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
7117 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
7118 Handle byte and halfword moves.
7119 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
7121 * config/mips/constraints.md (h): Turn into NO_REGS.
7122 (l, x): Update documentation.
7123 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
7124 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
7125 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
7126 (HILO): New mode iterator.
7128 (any_div): New code iterator.
7129 (u): Extend code attribute to div and udiv.
7130 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
7131 d_operand in the splitters. Remove redundant CONST_INT checks.
7132 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
7133 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
7134 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
7135 accordingly, using normal moves instead of unspecs to move LO into
7136 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
7137 (<u>mulsidi3): Handle expansion in C code.
7138 (<u>mulsidi3_32bit_internal): Rename to...
7139 (<u>mulsidi3_32bit): ...this.
7140 (<u>mulsidi3_32bit_r4000): Fix insn separator.
7141 (*<u>mulsidi3_64bit): Rename to...
7142 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
7143 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
7144 to set LO and HI to the multiplication result. Use a normal move
7145 for MFLO and an unspec for MFHI.
7146 (*<u>mulsidi3_64bit_parts): Replace with...
7147 (<u>mulsidi3_64bit_hilo): ...this new instruction.
7148 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
7149 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
7150 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
7151 instead of HI. Split the instruction into a separate multiplication
7152 and MFHI if !TARGET_FIX_R4000.
7153 (<su>muldi3_highpart): Likewise.
7154 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
7155 and the "=h" clobber.
7156 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
7157 (<u>mulditi3): New expander.
7158 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
7159 (madsi): Remove "=h" clobber.
7160 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
7161 Force the modulus result to be a GPR and split the instruction into
7162 a division followed by an MFHI after reload.
7163 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
7164 (*lea_high64): Use d_operand in the define_peephole2. Likewise
7165 the MIPS16 HIGH define_split.
7166 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
7167 of acc<->gpr moves to "multi".
7168 (*movdi_64bit): Replace the single "x" alternative with
7169 alternatives for moving into and out of "a".
7170 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
7171 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
7172 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
7173 Use d_operand in the splitters. Remove redundant CONST_INT checks.
7174 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
7175 (movti): New expander.
7176 (*movti, *movti_mips16): New insns.
7177 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
7178 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
7179 (mthi<GPR:mode>_<HILO:mode>): Likewise.
7180 * config/mips/predicates.md (fpr_operand): Delete.
7181 (d_operand): New predicate.
7183 2008-06-09 Michael Meissner <michael.meissner@amd.com>
7185 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
7186 failure on some Bourne shells.
7187 (x86_64-*-*): Ditto.
7189 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
7191 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
7193 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
7195 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
7196 (sparc-sun-solaris2*): Likewise.
7198 2008-06-09 Arnaud Charlet <charlet@adacore.com
7200 * doc/install.texi: Update requirements to build the Ada compiler.
7202 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
7204 * df-scan.c (struct df_scan_problem_data): Remove the
7205 mw_link_pool alloc pool.
7206 (df_scan_free_internal): Don't free it.
7207 (df_scan_alloc): Don't allocate it.
7208 * df.h (struct df_link): Update comment.
7210 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
7212 * except.h: Correct checks for when SJLJ exceptions must be used.
7214 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7216 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
7219 2008-06-08 Joseph Myers <joseph@codesourcery.com>
7221 PR tree-optimization/36218
7222 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
7223 configure for the build system.
7224 (BUILD_LDFLAGS): Define.
7225 * configure: Regenerate.
7226 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
7228 2008-07-08 Anatoly Sokolov <aesok@post.ru>
7231 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
7232 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
7233 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
7235 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
7237 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
7239 2008-06-07 Joseph Myers <joseph@codesourcery.com>
7241 * config.gcc (Obsolete configurations): Remove list of
7243 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
7244 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
7245 targets matched by those patterns.
7246 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
7247 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
7248 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
7249 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
7250 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7251 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
7252 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
7253 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
7254 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
7255 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
7256 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
7257 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
7258 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
7259 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
7260 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
7261 Make code for Solaris 7 and greater unconditional for Solaris.
7262 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
7263 Remove --with-* handling.
7264 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
7265 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
7266 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
7267 LINK_OS_WINDISS_SPEC): Remove.
7268 * config/rs6000/sysv4.opt (mwindiss): Remove.
7269 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
7270 * configure: Regenerate.
7271 * doc/cpp.texi: Don't mention BeOS.
7272 * doc/extend.texi (interrupt): Don't mention MS1.
7273 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
7274 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
7275 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
7276 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
7277 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
7279 * doc/invoke.texi (MT Options): Remove.
7280 (-mwindiss): Remove.
7281 (CRIS Options): Remove cris-axis-aout references.
7282 (HPPA Options): Don't mention hppa1.1-*-pro.
7283 * doc/md.texi: (MorphoTech family): Remove.
7284 * libgcc2.c: Don't handle UWIN.
7285 * config/alpha/t-unicosmk: Remove.
7286 * config/alpha/unicosmk.h: Remove.
7287 * config/arm/kaos-arm.h: Remove.
7288 * config/arm/kaos-strongarm.h: Remove.
7289 * config/arm/strongarm-coff.h: Remove.
7290 * config/arm/strongarm-elf.h: Remove.
7291 * config/arm/strongarm-pe.h: Remove.
7292 * config/arm/t-strongarm-pe: Remove.
7293 * config/arm/t-xscale-coff: Remove.
7294 * config/arm/t-xscale-elf: Remove.
7295 * config/arm/xscale-coff.h: Remove.
7296 * config/arm/xscale-elf.h: Remove.
7297 * config/chorus.h: Remove.
7298 * config/cris/aout.h: Remove.
7299 * config/cris/aout.opt: Remove.
7300 * config/cris/t-aout: Remove.
7301 * config/i386/beos-elf.h: Remove.
7302 * config/i386/kaos-i386.h: Remove.
7303 * config/i386/ptx4-i.h: Remove.
7304 * config/i386/sco5.h: Remove.
7305 * config/i386/sco5.opt: Remove.
7306 * config/i386/sysv4-cpp.h: Remove.
7307 * config/i386/sysv5.h: Remove.
7308 * config/i386/t-beos: Remove.
7309 * config/i386/t-sco5: Remove.
7310 * config/i386/t-uwin: Remove.
7311 * config/i386/uwin.asm: Remove.
7312 * config/i386/uwin.h: Remove.
7313 * config/kaos.h: Remove.
7314 * config/mips/windiss.h: Remove.
7315 * config/mt: Remove directory.
7316 * config/pa/pa-osf.h: Remove.
7317 * config/pa/pa-pro-end.h: Remove.
7318 * config/pa/t-pro: Remove.
7319 * config/ptx4.h: Remove.
7320 * config/rs6000/beos.h: Remove.
7321 * config/rs6000/kaos-ppc.h: Remove.
7322 * config/rs6000/t-beos: Remove.
7323 * config/rs6000/windiss.h: Remove.
7324 * config/sh/kaos-sh.h: Remove.
7325 * config/sol2-6.h: Remove.
7326 * config/sparc/sol26-sld.h: Remove.
7327 * config/sparc/sysv4-only.h: Remove.
7328 * config/vax/bsd.h: Remove.
7329 * config/vax/t-memfuncs: Remove.
7330 * config/vax/ultrix.h: Remove.
7331 * config/vax/vaxv.h: Remove.
7332 * config/windiss.h: Remove.
7334 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7336 PR rtl-optimization/36438
7337 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
7338 for vector shifts with constant scalar shift operands.
7340 2008-06-06 Sandip Matte <sandip@rmicorp.com>
7342 * doc/invoke.texi: Document -march=xlr.
7343 * config/mips/xlr.md: New file.
7344 * config/mips/mips.md: Include it.
7346 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
7347 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
7348 (mips_rtx_cost_data): Likewise.
7350 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
7352 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
7353 PRE_INC and PRE_DEC cases.
7355 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7357 PR rtl-optimization/36419
7358 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
7359 the emitting jump insn.
7362 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
7363 is not bool, boolify the whole *expr_p and convert to the desired type.
7365 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7367 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
7368 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
7369 Add omp_private_outer_ref hook, add another argument to
7370 omp_clause_default_ctor hook.
7371 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
7372 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
7373 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
7374 hook_tree_tree_tree_tree_null.
7375 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
7376 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
7377 * hooks.c (hook_tree_tree_tree_tree_null): New function.
7378 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
7379 * tree.def (OMP_TASK): New tree code.
7380 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
7381 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
7382 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
7383 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
7384 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
7385 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
7386 OMP_CLAUSE_COLLAPSE_EXPR): Define.
7387 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7388 (OMP_DIRECTIVE_P): Add OMP_TASK.
7389 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
7390 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
7391 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
7392 and OMP_CLAUSE_UNTIED entries.
7393 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
7395 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7396 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
7397 * tree-pretty-print.c (dump_omp_clause): Handle
7398 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
7399 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7400 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
7401 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
7402 warning about unsigned iterators. Change decl/init/cond/incr
7403 arguments to TREE_VECs, check arguments for all collapsed loops.
7404 (c_finish_omp_taskwait): New function.
7405 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
7407 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
7408 default_function_array_conversion on init. Add par_clauses argument.
7409 If decl is present in parallel's lastprivate clause, change it to
7410 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
7411 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
7412 collapse count in clauses.
7413 (c_parser_omp_for, c_parser_omp_parallel): Adjust
7414 c_parser_omp_for_loop callers.
7415 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
7416 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
7417 (c_parser_omp_clause_name): Handle collapse and untied clauses.
7418 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
7420 (c_parser_omp_clause_schedule): Handle schedule(auto).
7421 Include correct location in the error message.
7422 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
7423 and PRAGMA_OMP_CLAUSE_UNTIED.
7424 (OMP_TASK_CLAUSE_MASK): Define.
7425 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
7426 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
7427 * tree-nested.c (convert_nonlocal_omp_clauses,
7428 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
7429 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
7430 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7431 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
7433 (conver_nonlocal_reference, convert_local_reference,
7434 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
7435 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
7436 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
7437 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
7438 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
7439 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
7440 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
7441 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
7442 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7444 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
7445 * c-common.h (c_finish_omp_taskwait): New prototype.
7446 * gimple-low.c (lower_stmt): Handle OMP_TASK.
7447 * tree-parloops.c (create_parallel_loop): Create 1 entry
7448 vectors for OMP_FOR_{INIT,COND,INCR}.
7449 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7450 (make_edges): Handle OMP_TASK.
7451 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
7452 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7453 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
7454 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
7455 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
7456 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7457 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7458 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
7459 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
7460 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
7461 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
7462 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
7463 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
7464 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
7465 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
7466 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
7467 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
7468 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
7469 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
7470 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
7471 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
7472 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
7473 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
7474 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
7475 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
7476 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
7477 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
7478 original iterator is present in lastprivate clause or if
7479 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
7480 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7481 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
7482 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
7483 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
7484 if it is set, lookup var in outer contexts too. Handle
7485 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
7486 to be implicitly determined firstprivate for task regions.
7487 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
7488 if it is set, lookup var in outer contexts too. Set
7489 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
7490 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
7491 OMP_CLAUSE_UNTIED. Take region_type as last argument
7492 instead of in_parallel and in_combined_parallel.
7493 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
7495 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
7496 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
7497 (new_omp_context): Set default_kind to
7498 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
7499 (omp_region_type): New enum.
7500 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
7501 fields, add region_type.
7502 (new_omp_context): Take region_type as argument instead of is_parallel
7503 and is_combined_parallel.
7504 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
7505 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
7506 ctx->is_combined_parallel checks.
7507 (gimplify_omp_task): New function.
7508 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7510 * omp-low.c (extract_omp_for_data): Use schedule(static)
7511 for schedule(auto). Handle pointer and unsigned iterators.
7512 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
7513 Add loops argument. Extract data for collapsed OMP_FOR loops.
7514 (expand_parallel_call): Assert sched_kind isn't auto,
7515 map runtime schedule to index 3.
7516 (struct omp_for_data_loop): New type.
7517 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
7518 Add loop, loops, collapse and iter_type fields.
7519 (workshare_safe_to_combine_p): Disallow combined for if
7520 iter_type is unsigned long long. Don't combine collapse > 1 loops
7521 unless all bounds and steps are constant. Adjust extract_omp_for_data
7523 (expand_omp_for_generic): Handle pointer, unsigned and long long
7524 iterators. Handle collapsed OMP_FOR loops. Adjust
7525 for struct omp_for_data changes. If libgomp function doesn't return
7526 boolean_type_node, add comparison of the return value with 0.
7527 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
7528 pointer, unsigned and long long iterators. Adjust for struct
7529 omp_for_data changes.
7530 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
7531 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
7532 unsigned long long. Allocate loops array, pass it to
7533 extract_omp_for_data. For collapse > 1 loops use always
7534 expand_omp_for_generic.
7535 (omp_context): Add sfield_map and srecord_type fields.
7536 (is_task_ctx, lookup_sfield): New functions.
7537 (use_pointer_for_field): Use is_task_ctx helper. Change first
7538 argument's type from const_tree to tree. Clarify comment.
7539 In OMP_TASK disallow copy-in/out sharing.
7540 (build_sender_ref): Call lookup_sfield instead of lookup_field.
7541 (install_var_field): Add mask argument. Populate both record_type
7542 and srecord_type if needed.
7543 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
7545 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
7546 and DECL_FIELD_OFFSET.
7547 (scan_sharing_clauses): Adjust install_var_field callers. For
7548 firstprivate clauses on explicit tasks allocate the var by value in
7549 record_type unconditionally, rather than by reference.
7550 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
7551 Use is_taskreg_ctx instead of is_parallel_ctx.
7552 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7553 (create_omp_child_function_name): Add task_copy argument, use
7554 *_omp_cpyfn* names if it is true.
7555 (create_omp_child_function): Add task_copy argument, if true create
7556 *_omp_cpyfn* helper function.
7557 (scan_omp_parallel): Adjust create_omp_child_function callers.
7558 Rename parallel_nesting_level to taskreg_nesting_level.
7559 (scan_omp_task): New function.
7560 (lower_rec_input_clauses): Don't run constructors for firstprivate
7561 explicit task vars which are initialized by *_omp_cpyfn*.
7562 Pass outer var ref to omp_clause_default_ctor hook if
7563 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
7564 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
7565 OMP_CLAUSE_REDUCTION_INIT.
7566 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
7567 avoid duplicate setting of fields. Handle
7568 OMP_CLAUSE_PRIVATE_OUTER_REF.
7569 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
7570 copy-out if TREE_READONLY, only copy-in.
7571 (expand_task_copyfn): New function.
7572 (expand_task_call): New function.
7573 (struct omp_taskcopy_context): New type.
7574 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
7576 (lower_omp_parallel): Rename to...
7577 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7578 Call create_task_copyfn if srecord_type is needed. Adjust
7580 (task_shared_vars): New variable.
7581 (check_omp_nesting_restrictions): Warn if work-sharing,
7582 barrier, master or ordered region is closely nested inside OMP_TASK.
7583 Add warnings for barrier if closely nested inside of work-sharing,
7584 ordered, or master region.
7585 (scan_omp_1): Call check_omp_nesting_restrictions even for
7586 GOMP_barrier calls. Rename parallel_nesting_level to
7587 taskreg_nesting_level. Handle OMP_TASK.
7588 (lower_lastprivate_clauses): Even if some lastprivate is found on a
7589 work-sharing construct, continue looking for them on parent parallel
7591 (lower_omp_for_lastprivate): Add lastprivate clauses
7592 to the beginning of dlist rather than end. Adjust for struct
7593 omp_for_data changes.
7594 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
7595 not after it. Handle collapsed OMP_FOR loops, adjust for
7596 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
7597 (get_ws_args_for): Adjust extract_omp_for_data caller.
7598 (scan_omp_for): Handle collapsed OMP_FOR
7599 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7600 (lower_omp_single_simple): If libgomp function doesn't return
7601 boolean_type_node, add comparison of the return value with 0.
7602 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
7603 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
7604 (parallel_nesting_level): Rename to...
7605 (taskreg_nesting_level): ... this.
7606 (is_taskreg_ctx): New function.
7607 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
7609 (execute_lower_omp): Rename parallel_nesting_level to
7610 taskreg_nesting_level.
7611 (expand_omp_parallel): Rename to...
7612 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7613 Call omp_task_call for OMP_TASK regions.
7614 (expand_omp): Adjust caller, handle OMP_TASK.
7615 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
7617 * bitmap.c (bitmap_default_obstack_depth): New variable.
7618 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
7619 if argument is NULL and bitmap_default_obstack is already initialized.
7620 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
7622 * matrix-reorg.c (matrix_reorg): Likewise.
7624 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7626 * config/i386/i386.md (*indirect_jump): Macroize using P
7627 mode iterator. Remove !TARGET_64BIT from insn constraints.
7628 (*tablejump_1): Ditto.
7629 (*indirect_jump_rex64): Remove insn pattern.
7630 (*tablejump_1_rex64): Ditto.
7631 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
7632 and eh_return_si insn patterns.
7634 2008-06-06 Richard Guenther <rguenther@suse.de>
7636 * tree-ssa-structalias.c (merge_smts_into): Remove.
7637 (find_what_p_points_to): Do not bother to compute the
7638 points-to set for pt_anything pointers.
7639 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
7640 for pt_anything pointers is ok.
7642 2008-06-06 Jan Hubicka <jh@suse.cz>
7644 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
7646 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7648 * cgraph.c: Fix typos in comments.
7649 (cgraph_availability_names): Fix string typo.
7650 * fold-const.c: Fix typos in comments.
7651 (fold_binary): Fix typo in warning.
7652 * genautomata.c: Fix typos in comments.
7653 (check_presence_pattern_sets): Fix typo in local variable.
7654 (output_description): Fix typo in output.
7655 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
7656 * hwint.h: Likewise.
7657 * matrix-reorg.c (check_allocation_function): Likewise.
7658 * omega.c (smooth_weird_equations): Likewise.
7659 * auto-inc-dec.c: Fix typos in comments.
7660 * bb-reorder.c: Likewise.
7661 * builtins.c: Likewise.
7662 * c-common.c: Likewise.
7663 * c-cppbuiltin.c: Likewise.
7664 * c-parser.c: Likewise.
7665 * c-pretty-print.c: Likewise.
7666 * cfgcleanup.c: Likewise.
7667 * cfgexpand.c: Likewise.
7668 * cfghooks.c: Likewise.
7669 * cfglayout.c: Likewise.
7670 * cfgloopmanip.c: Likewise.
7671 * cgraphunit.c: Likewise.
7672 * coverage.c: Likewise.
7673 * dbxout.c: Likewise.
7674 * df-byte-scan.c: Likewise.
7675 * df-core.c: Likewise.
7676 * df-problems.c: Likewise.
7677 * df-scan.c: Likewise.
7679 * dominance.c: Likewise.
7680 * domwalk.c: Likewise.
7682 * dwarf2out.c: Likewise.
7683 * emit-rtl.c: Likewise.
7684 * et-forest.c: Likewise.
7685 * function.c: Likewise.
7686 * function.h: Likewise.
7688 * gcov-io.c: Likewise.
7691 * genattrtab.c: Likewise.
7692 * ggc-page.c: Likewise.
7693 * gimplify.c: Likewise.
7694 * gthr-lynx.h: Likewise.
7695 * haifa-sched.c: Likewise.
7696 * ipa-cp.c: Likewise.
7697 * ipa-inline.c: Likewise.
7698 * ipa-prop.h: Likewise.
7699 * ipa-pure-const.c: Likewise.
7700 * ipa-struct-reorg.c: Likewise.
7701 * ipa-struct-reorg.h: Likewise.
7702 * ipa-type-escape.c: Likewise.
7704 * loop-doloop.c: Likewise.
7705 * mips-tfile.c: Likewise.
7706 * mkmap-flat.awk: Likewise.
7707 * mkmap-symver.awk: Likewise.
7708 * modulo-sched.c: Likewise.
7709 * omp-low.c: Likewise.
7710 * optabs.c: Likewise.
7711 * optabs.h: Likewise.
7713 * passes.c: Likewise.
7714 * postreload-gcse.c: Likewise.
7715 * postreload.c: Likewise.
7716 * predict.c: Likewise.
7717 * pretty-print.h: Likewise.
7718 * profile.c: Likewise.
7719 * protoize.c: Likewise.
7720 * ra-conflict.c: Likewise.
7722 * recog.c: Likewise.
7723 * regclass.c: Likewise.
7725 * reload.c: Likewise.
7726 * rtl-error.c: Likewise.
7727 * rtlanal.c: Likewise.
7729 * sched-rgn.c: Likewise.
7732 * target.h: Likewise.
7733 * tree-dfa.c: Likewise.
7734 * tree-eh.c: Likewise.
7735 * tree-flow-inline.h: Likewise.
7736 * tree-inline.c: Likewise.
7737 * tree-into-ssa.c: Likewise.
7738 * tree-loop-distribution.c: Likewise.
7739 * tree-nested.c: Likewise.
7740 * tree-parloops.c: Likewise.
7741 * tree-pass.h: Likewise.
7742 * tree-pretty-print.c: Likewise.
7743 * tree-profile.c: Likewise.
7744 * tree-scalar-evolution.c: Likewise.
7745 * tree-sra.c: Likewise.
7746 * tree-ssa-alias-warnings.c: Likewise.
7747 * tree-ssa-ccp.c: Likewise.
7748 * tree-ssa-coalesce.c: Likewise.
7749 * tree-ssa-dom.c: Likewise.
7750 * tree-ssa-dse.c: Likewise.
7751 * tree-ssa-forwprop.c: Likewise.
7752 * tree-ssa-live.c: Likewise.
7753 * tree-ssa-live.h: Likewise.
7754 * tree-ssa-loop-im.c: Likewise.
7755 * tree-ssa-loop-ivopts.c: Likewise.
7756 * tree-ssa-loop-niter.c: Likewise.
7757 * tree-ssa-loop-prefetch.c: Likewise.
7758 * tree-ssa-phiopt.c: Likewise.
7759 * tree-ssa-phiprop.c: Likewise.
7760 * tree-ssa-sccvn.c: Likewise.
7761 * tree-ssa-ter.c: Likewise.
7762 * tree-ssa-threadupdate.c: Likewise.
7763 * tree-ssa.c: Likewise.
7764 * tree-vect-analyze.c: Likewise.
7765 * tree-vect-transform.c: Likewise.
7766 * tree-vectorizer.c: Likewise.
7767 * tree-vn.c: Likewise.
7768 * tree-vrp.c: Likewise.
7770 * tree.def: Likewise.
7772 * unwind-dw2-fde.c: Likewise.
7773 * unwind.inc: Likewise.
7774 * value-prof.c: Likewise.
7775 * vmsdbgout.c: Likewise.
7777 2008-06-05 David Edelsohn <edelsohn@gnu.org>
7779 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
7780 always place FP constants in the TOC for TARGET_POWERPC64.
7781 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
7783 2008-06-05 Joseph Myers <joseph@codesourcery.com>
7785 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
7786 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
7787 enable for TARGET_E500_DOUBLE.
7788 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
7789 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
7790 floating-point modes like integer modes for E500 double.
7791 (rs6000_legitimate_offset_address_p): Likewise.
7792 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
7793 addressing for DDmode for E500 double.
7794 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
7795 modes as using 64-bits of registers for E500 double.
7796 (spe_build_register_parallel): Do not handle DDmode or TDmode.
7797 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
7798 specially for E500 double.
7799 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
7800 TDmode for E500 double.
7801 (rs6000_gimplify_va_arg): Only handle SDmode in registers
7802 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
7803 (rs6000_split_multireg_move): Do not handle TDmode specially for
7805 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
7806 using 64-bit registers for E500 double.
7807 (emit_frame_save): Do not handle DDmode specially for E500 double.
7808 (gen_frame_mem_offset): Likewise.
7809 (rs6000_function_value): Do not call spe_build_register_parallel
7810 for DDmode or TDmode.
7811 (rs6000_libcall_value): Likewise.
7812 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
7813 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
7816 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
7818 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
7821 2008-06-04 Junjie Gu <jgu@tensilica.com>
7823 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
7824 comparison for frame pointers.
7826 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7829 * config/avr/avr.h (PUSH_ROUNDING): Remove.
7831 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7834 * builtins.c (expand_builtin_signbit): Don't take lowpart when
7835 register is already smaller or equal to required mode.
7837 2008-06-04 Xinliang David Li <davidxl@google.com>
7839 * tree-call-cdce.c: New file.
7840 (cond_dead_built_in_calls): New static variable.
7841 (input_domain): New struct.
7842 (check_pow): New function.
7843 (check_builtin_call): Ditto.
7844 (check_target_format): Ditto.
7845 (is_call_dce_candidate): Ditto.
7846 (gen_one_condition): Ditto.
7847 (gen_conditions_for_domain): Ditto.
7848 (get_domain): Ditto.
7849 (gen_conditions_for_pow_cst_base): Ditto.
7850 (gen_conditions_for_pow_int_base): Ditto.
7851 (gen_conditions_for_pow): Ditto.
7852 (get_no_error_domain): Ditto.
7853 (gen_shrink_wrap_conditions): Ditto.
7854 (shrink_wrap_one_built_in_call): Ditto.
7855 (shink_wrap_conditional_dead_built_in_calls): Ditto.
7856 (tree_call_cdce): Ditto.
7857 (gate_call_cdce): Ditto.
7858 (pass_call_cdce): New gimple pass.
7859 * passes.c: (init_optimization_passes): New pass.
7860 * tree-pass.h: New pass declaration.
7861 * opts.c (decode_options): New flag setting.
7862 * common.opt: Add -ftree-builtin-call-dce flag.
7863 * Makefile.in: Add new source file.
7864 * tempvar.def: New tv_id.
7865 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
7867 2008-06-04 Richard Guenther <rguenther@suse.de>
7869 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
7870 (is_call_clobbered): Always check var_ann->call_clobbered.
7871 (mark_call_clobbered): Always set var_ann->call_clobbered.
7872 (clear_call_clobbered): Always clear var_ann->call_clobbered.
7873 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
7874 (reset_alias_info): Clear call clobbering info on MTAGs and
7876 (set_pt_anything): Set pt_global_mem.
7877 (create_tag_raw): Adjust comment.
7878 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
7880 2008-06-04 Joseph Myers <joseph@codesourcery.com>
7881 Maxim Kuvyrkov <maxim@codesourcery.com>
7883 * config/m68k/m68k.opt (mxgot): New option.
7884 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
7885 (m68k_output_addr_const_extra): New.
7886 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
7887 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
7888 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
7889 * doc/invoke.texi (M680x0 Options): Document -mxgot.
7891 2008-06-04 Richard Guenther <rguenther@suse.de>
7893 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
7894 negative or non-representable offsets.
7896 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
7898 * config/i386/i386.c (ix86_gen_leave): New.
7899 (ix86_gen_pop1): Likewise.
7900 (ix86_gen_add3): Likewise.
7901 (ix86_gen_sub3): Likewise.
7902 (ix86_gen_sub3_carry): Likewise.
7903 (ix86_gen_one_cmpl2): Likewise.
7904 (ix86_gen_monitor): Likewise.
7905 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
7906 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
7907 ix86_gen_one_cmpl2 and ix86_gen_monitor.
7908 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
7909 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
7910 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
7911 (ix86_expand_epilogue): Updated.
7912 (print_operand): Handle integer register operand for 'z'.
7913 (ix86_expand_strlensi_unroll_1): Likewise.
7914 (ix86_expand_strlen): Likewise.
7915 (ix86_expand_builtin): Likewise.
7916 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
7917 mov{q}/mov{l} and add{q}/add{l}.
7919 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7921 * config/i386/i386.md (P): New mode iterator.
7922 (SFmode push_operand splitter): Macroize DImode and SImode pushes
7923 using P mode iterator.
7924 (DFmode push_operand splitter): Ditto.
7925 (XFmode push_operand splitter): Ditto.
7926 (DFmode float_extend SFmode push_operand splitter): Ditto.
7927 (XFmode float_extend SFmode push_operand splitter): Do not generate
7928 SImode pushes for 64bit target. Macroize Dimode and SImode
7929 pushes using P mode iterator.
7930 (XFmode float_extend DFmode push_operand splitter): Ditto.
7932 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7934 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
7935 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
7936 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
7938 (ix86_call_abi_override): Remove check for call_used_regs.
7940 2008-06-03 Richard Guenther <rguenther@suse.de>
7942 * tree-ssa-structalias.c (find_func_aliases): Add constraints
7943 for the lhs of calls if the return type contains pointers.
7945 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7947 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
7948 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
7949 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
7950 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
7951 of cfun and DEFAULT_ABI to deceide abi mode.
7953 (REG_PARM_STACK_SPACE): Removed.
7954 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
7955 (STACK_BOUNDARY): Use default target to deceide stack boundary.
7956 * config/i386/i386-protos.h (ix86_cfun_abi): New.
7957 (ix86_function_abi): Likewise.
7958 (ix86_function_type_abi): Likewise.
7959 (ix86_call_abi_override): Likewise.
7960 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
7961 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
7962 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
7963 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7965 (X86_64_REGPARM_MAX): New.
7966 (X86_64_SSE_REGPARM_MAX): New.
7967 (X64_REGPARM_MAX): New.
7968 (X64_SSE_REGPARM_MAX): New.
7969 (X86_32_REGPARM_MAX): New.
7970 (X86_32_SSE_REGPARM_MAX): New.
7971 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7972 (ix86_function_regparm): Handle user calling abi.
7973 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7974 by DEFAULT_ABI versus SYSV_ABI check.
7975 (ix86_reg_parm_stack_space): New.
7976 (ix86_function_type_abi): New.
7977 (ix86_call_abi_override): New.
7978 (ix86_function_abi): New.
7979 (ix86_cfun_abi): New.
7980 (init_cumulative_args): Call abi specific initialization.
7981 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7982 (function_arg_64): Extend SSE_REGPARM_MAX check.
7983 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7984 (ix86_pass_by_reference): Likewise.
7985 (ix86_function_value_regno_p): Likewise.
7986 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7987 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7988 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7989 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7990 (setup_incoming_varargs_64): Adjust regparm for call abi.
7991 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7992 (ix86_va_start): Likewise.
7993 (ix86_gimplify_va_arg): Likewise.
7994 (ix86_expand_prologue): Likewise.
7995 (output_pic_addr_const): Likewise.
7996 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7997 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7998 (x86_output_mi_thunk): Likewise.
7999 (x86_function_profiler): Likewise.
8000 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
8001 (SYSV_ABI, MS_ABI): New constants.
8003 (init_regs): Add prototype of function in regclass.c file.
8004 (OVERRIDE_ABI_FORMAT): New.
8005 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
8006 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
8007 (OUTGOING_REG_PARM_STACK_SPACE): New.
8008 (ix86_reg_parm_stack_space): New prototype.
8009 (CUMULATIVE_ARGS): Add call_abi member.
8010 (machine_function): Add call_abi member.
8011 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
8012 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
8014 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
8017 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
8018 (avr_builtin_setjmp_frame_value): New function.
8019 * config/avr/avr.md (nonlocal_goto_receiver): Define.
8020 (nonlocal_goto): Define.
8022 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
8024 * config/mips/mips.c (mips_emit_loadgp): Return early if
8025 there is nothing do to, otherwise emit a blockage if
8026 !TARGET_EXPLICIT_RELOCS || crtl->profile.
8027 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
8029 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8031 * configure.ac: Drop unneeded backslash ending up in config.in.
8032 * acinclude.m4: Likewise.
8033 * config.in: Regenerate.
8035 2008-05-26 Jan Hubicka <jh@suse.cz>
8037 * predict.c (maybe_hot_frequency_p): Break out of...
8038 (maybe_hot_bb_p): ... here.
8039 (maybe_hot_edge_p): New.
8040 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
8041 * basic-block.h (maybe_hot_edge_p): Declare.
8043 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
8045 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
8046 (*cmpfp_<mode>_cc): Ditto.
8047 (*fp_jcc_8<mode>_387): Ditto.
8048 (*fop_<MODEF:mode>_2_i387): Ditto.
8049 (*fop_<MODEF:mode>_3_i387): Ditto.
8050 (*fop_xf_2_i387): Ditto.
8051 (*fop_xf_3_i387): Ditto.
8053 2008-06-02 Tomas Bily <tbily@suse.cz>
8055 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
8057 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
8059 * config/mips/mips.c (mips_valid_offset_p): New function.
8060 (mips_valid_lo_sum_p): Likewise.
8061 (mips_classify_address): Use them.
8062 (mips_force_address): New function.
8063 (mips_legitimize_address): Use it.
8064 * config/mips/mips.md (MOVE128): New mode iterator.
8065 (movtf): Require TARGET_64BIT. Remove empty strings.
8066 (*movtf_internal): Rename to...
8067 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
8068 of "R" and use {,fp}{load,store} attributes instead of "multi".
8069 Use a separate define_split.
8070 (*movtf_mips16): New pattern.
8072 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
8074 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
8075 * config/mips/mips.c (mips_expand_before_return): New function.
8076 (mips_expand_epilogue): Call it.
8077 * config/mips/mips.md (return): Turn into a define_expand.
8078 (*return): New insn.
8080 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
8082 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
8083 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
8084 functions. Do not emit uses and clobbers of CONCATs; individually
8085 use and clobber their operands.
8086 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
8087 gen_clobber, emit_use and gen_use.
8088 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
8089 (expand_builtin_return): Likewise.
8090 * cfgbuild.c (count_basic_blocks): Likewise.
8091 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
8092 * explow.c (emit_stack_restore): Likewise.
8093 * expmed.c (extract_bit_field_1): Likewise.
8094 * expr.c (convert_move, emit_move_complex_parts): Likewise.
8095 (emit_move_multi_word, store_constructor): Likewise.
8096 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
8097 (thread_prologue_and_epilogue_insns): Likewise.
8098 * lower-subreg.c (resolve_simple_move): Likewise.
8099 * optabs.c (widen_operand, expand_binop): Likewise.
8100 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
8101 * reload.c (find_reloads): Likewise.
8102 * reload1.c (eliminate_regs_in_insn): Likewise.
8103 * stmt.c (expand_nl_goto_receiver): Likewise.
8104 * config/alpha/alpha.md (builtin_longjmp): Likewise.
8105 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
8106 * config/arm/arm.c (arm_load_pic_register): Likewise.
8107 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
8108 * config/arm/arm.md (untyped_return): Likewise.
8109 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
8110 * config/avr/avr.c (expand_prologue): Likewise.
8111 * config/bfin/bfin.c (do_unlink): Likewise.
8112 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
8113 * config/cris/cris.c (cris_expand_prologue): Likewise.
8114 * config/darwin.c (machopic_indirect_data_reference): Likewise.
8115 (machopic_legitimize_pic_address): Likewise.
8116 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
8117 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
8118 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
8119 (ix86_expand_convert_uns_didf_sse): Likewise.
8120 (ix86_expand_vector_init_general): Likewise.
8121 * config/ia64/ia64.md (eh_epilogue): Likewise.
8122 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
8123 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
8124 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
8125 (config/iq2000/iq2000.c): Likewise.
8126 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
8127 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
8128 (builtin_longjmp): Likewise.
8129 * config/mn10300/mn10300.md (call, call_value): Likewise.
8130 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
8131 * config/pdp11/pdp11.md (abshi2): Likewise.
8132 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8133 * config/s390/s390.c (s390_emit_prologue): Likewise.
8134 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
8135 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
8136 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
8137 * config/sh/sh.c (prepare_move_operands): Likewise.
8138 (output_stack_adjust, sh_expand_epilogue): Likewise.
8139 (sh_set_return_address, sh_expand_t_scc): Likewise.
8140 * config/sparc/sparc.c (load_pic_register): Likewise.
8141 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
8142 * config/spu/spu.c (spu_expand_epilogue): Likewise.
8143 * config/v850/v850.c (expand_epilogue): Likewise.
8145 2008-05-31 Anatoly Sokolov <aesok@post.ru>
8147 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
8148 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
8149 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
8150 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
8151 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
8152 stack pointer register.
8153 (output_movhi): Remove code for interrupt specific writing to the
8154 stack pointer register.
8156 2008-05-31 Richard Guenther <rguenther@suse.de>
8158 PR tree-optimization/34244
8159 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
8160 (tree_expr_nonzero_warnv_p): Likewise.
8161 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8162 ssa_name_nonnegative_p.
8163 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
8164 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
8165 not tree_expr_nonzero_warnv_p.
8167 PR tree-optimization/36262
8169 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
8171 PR tree-optimization/34244
8172 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
8173 (record_numbers_of_iterations): New function.
8174 (execute_vrp): Cache the numbers of iterations of loops.
8175 * tree-scalar-evolution.c (scev_reset_except_niters):
8177 (scev_reset): Use scev_reset_except_niters.
8178 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
8180 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
8182 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8183 __WORKAROUND_RETS when appropriate.
8185 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
8187 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
8188 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
8190 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
8191 *fop_df_comm_sse insn patterns using MODEF mode iterator.
8192 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
8193 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
8194 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
8195 *fop_df_1_mixed insn patterns using MODEF mode iterator.
8196 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
8197 *fop_df_1_sse insn patterns using MODEF mode iterator.
8198 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
8199 *fop_df_1_i387 insn patterns using MODEF mode iterator.
8200 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
8201 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
8202 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
8203 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
8204 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
8205 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
8206 (*fop_xf_4_i387): Use <MODE> for mode attribute.
8207 (*fop_xf_5_i387): Ditto.
8208 (*fop_xf_6_i387): Ditto.
8210 2008-05-30 Richard Guenther <rguenther@suse.de>
8212 * builtins.c (build_string_literal): Avoid generating
8213 a non-gimple_val result.
8215 2008-05-30 DJ Delorie <dj@redhat.com>
8217 * exec-tool.in: Use an environment variable (private) instead of a
8218 file (shared) as a semaphore, so as to not break parallel builds.
8220 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
8222 * optabs.c (maybe_encapsulate_block): Remove.
8223 (emit_libcall_block): Adjust accordingly.
8224 * optabs.h (maybe_encapsulate_block): Remove prototype.
8226 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
8227 Don't use maybe_encapsulate_block.
8229 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
8231 * config/rs6000/rs6000.c (rs6000_legitimize_address,
8232 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
8233 rtx is a SYMBOL_REF before calling get_pool_constant.
8235 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
8237 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
8239 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
8241 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
8242 rather than OS names to choose INO_T_EQ definition.
8243 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
8244 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
8246 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
8249 * config/darwin-f.c: New.
8250 * config/t-darwin: Added rule to build darwin-f.o.
8251 * config.gcc: Defined new variable, fortran_target_objs.
8252 (*-*-darwin*): Set fortran_target_objs.
8253 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
8254 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
8255 * configure: Regenerated.
8257 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
8260 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
8261 canonical type if needed.
8263 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
8265 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
8267 2008-05-29 Richard Guenther <rguenther@suse.de>
8269 PR tree-optimization/36343
8270 PR tree-optimization/36346
8271 PR tree-optimization/36347
8272 * tree-flow.h (clobber_what_p_points_to): Declare.
8273 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
8274 pointed-to variable is dereferenced is irrelevant to whether
8275 the pointer can access the pointed-to variable.
8276 (clobber_what_p_points_to): New function.
8277 * tree-ssa-alias.c (set_initial_properties): Use it.
8278 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
8279 call clobber check for NMTs.
8281 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8283 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
8284 for printing gcov_type.
8286 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8288 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
8289 and the eh region information.
8290 * value-prof.c (gimple_move_stmt_histograms): New function.
8291 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
8293 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
8295 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
8297 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8299 * value-prof.c (tree_ic_transform): Print counts.
8300 * tree-profile.c (tree_gen_ic_func_profiler):
8301 Clear __gcov_indreict_call_callee variable to avoid misattribution
8304 2008-05-28 Rafael Espindola <espindola@google.com>
8306 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
8309 2008-05-28 Richard Guenther <rguenther@suse.de>
8311 PR tree-optimization/36339
8312 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
8313 and clobbering code out of the loop.
8315 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8317 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
8320 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
8321 s390_contiguous_bitmask_p, s390_symref_operand_p,
8322 s390_check_symref_alignment, s390_reload_larl_operand,
8323 s390_reload_symref_address): New functions.
8324 (s390_branch_condition_mnemonic): Support compare and branch
8326 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
8327 and 'W' constraints.
8328 (s390_secondary_reload): Add secondary reloads for unaligned
8329 symbol refs or symbol refs to floating point or QI/TI mode
8331 (legitimate_address_p): Accept symbol references as addresses.
8332 (s390_expand_insv): Use rotate and insert selected bits
8333 instruction for insv when building for z10.
8334 (print_operand_address): Handle symbol ref addresses.
8335 (print_operand): Output modifier 'c' added for signed byte values.
8336 (s390_encode_section_info): Mark symbol refs with
8337 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
8339 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
8340 (length attribute): RRF, RRR have 4 byte length.
8341 (FPALL, INTALL): New mode iterators added.
8342 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
8343 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
8344 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
8345 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
8346 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
8347 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
8348 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
8349 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
8351 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
8352 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
8353 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
8354 reload<INTALL:mode><P:mode>_toreg_z10,
8355 reload<FPALL:mode><P:mode>_tomem_z10,
8356 reload<FPALL:mode><P:mode>_toreg_z10,
8357 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
8358 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
8359 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
8360 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
8362 (movmem, clrmem, cmpmem): New splitters added.
8364 * config/s390/predicates.md (larl_operand): Use
8365 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
8366 SYMBOL_REF_ALIGN1_P.
8367 (s390_signed_integer_comparison,
8368 s390_unsigned_integer_comparison): New predicates.
8370 * config/s390/s390-protos.h (s390_check_symref_alignment,
8371 s390_contiguous_bitmask_p, s390_reload_larl_operand,
8372 s390_reload_symref_address,
8373 s390_compare_and_branch_condition_mask): Prototypes added.
8375 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
8376 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
8377 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
8379 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8381 * config/s390/s390.c (z10_cost): New cost function for z10.
8382 (s390_handle_arch_option, override_options): Support -march=z10 switch.
8383 (s390_issue_rate): Adjust issue rate for z10.
8384 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
8385 (processor_flags): Add PF_Z10.
8386 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
8387 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
8388 * gcc/config.gcc: Add z10.
8390 2008-05-28 Richard Guenther <rguenther@suse.de>
8392 PR tree-optimization/36291
8393 * tree-flow. h (struct gimple_df): Remove var_anns member.
8394 * tree-flow-inline.h (gimple_var_anns): Remove.
8395 (var_ann): Simplify.
8396 * tree-dfa.c (create_var_ann): Simplify.
8397 (remove_referenced_var): Clear alias info from var_anns of globals.
8398 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
8399 (delete_tree_ssa): Clear alias info from var_anns of globals.
8400 Do not free var_anns.
8401 (var_ann_eq): Remove.
8402 (var_ann_hash): Likewise.
8404 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
8406 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
8407 and loongson2f entries.
8408 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
8409 * config/mips/mips.h (processor_type): Add Loongson-2E
8410 and Loongson-2F entries.
8411 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
8412 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
8413 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
8414 * doc/invoke.texi (MIPS Options): Document loongson2e
8415 and loongson2f processor names.
8417 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8421 * config/i386/i386.c (ix86_function_arg_boundary): Use
8422 alignment of canonical type.
8423 (ix86_expand_vector_move): Check unaligned memory access for
8426 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8428 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
8429 Moved to the front of file.
8431 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
8432 H.J. Lu <hongjiu.lu@intel.com>
8434 * dwarf2out.c (current_fde): New.
8436 (lookup_cfa:): Likewise.
8437 (dwarf2out_end_epilogue): Likewise.
8438 (dwarf2out_note_section_used): Likewise.
8440 2008-05-27 Michael Matz <matz@suse.de>
8443 * c.opt (Wenum-compare): New warning option.
8444 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
8446 2008-05-27 Michael Matz <matz@suse.de>
8449 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
8451 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
8452 into memory as tail calls.
8454 2008-05-27 Richard Guenther <rguenther@suse.de>
8456 PR tree-optimization/36339
8457 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
8458 pointers cause all addressable variables to be call clobbered.
8460 2008-05-27 Richard Guenther <rguenther@suse.de>
8462 PR tree-optimization/36245
8463 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
8465 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8467 * config/s390/s390.md: Replace all occurences of the 'm'
8468 constraint with 'RT'.
8470 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8472 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
8474 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
8476 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
8477 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
8478 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
8480 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8482 * reload.c: (find_reloads): Skip alternatives according to the
8483 "enabled" attribute. Constify the constraint variable.
8484 * recog.c (get_attr_enabled): Add default implementation.
8485 (extract_insn): Set the alternative_enabled_p array
8486 in the recog_data struct.
8487 (preprocess_constraints, constrain_operands): Skip
8488 alternatives according to the "enabled" attribute
8489 * recog.h (struct recog_data): New field alternative_enabled_p.
8490 (skip_alternative): New inline function.
8491 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
8492 (record_reg_classes): Skip alternative according to the
8493 "enabled" attribute.
8495 * doc/md.texi: Add documention for the "enabled" attribute.
8497 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8499 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
8500 * postreload.c (reload_cse_simplify_operands): Replace 'm'
8501 constraint with TARGET_MEM_CONSTRAINT.
8502 * recog.c (asm_operand_ok, preprocess_constraints,
8503 constrain_operands): Likewise.
8504 * regclass.c (record_reg_classes): Likewise.
8505 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
8506 * reload1.c (maybe_fix_stack_asms): Likewise.
8507 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
8508 * recog.h: Adjust comment.
8509 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
8510 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
8511 * doc/md.texi: Add a note to description of 'm' constraint.
8512 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
8514 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
8516 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
8517 that the bitfield is of integral type before testing its precision.
8519 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8520 Sa Liu <saliu@de.ibm.com>
8522 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
8523 __modti3, __udivti3, __umodti3 and __udivmodti4.
8524 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
8525 that implement TImode mul and div functions.
8526 * config/spu/multi3.c: New. Implement __multi3.
8527 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
8528 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
8531 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
8533 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
8534 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
8535 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
8536 tls_sysv_suffix): New mode and mode attribute iterators.
8537 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
8538 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
8539 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
8540 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
8541 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
8544 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
8546 PR tree-optimization/36329
8547 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
8548 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
8549 * cgraphbuild.c (initialize_inline_failed): Use the latter
8550 macro in lieu of the former.
8551 * ipa-inline.c (cgraph_mark_inline): Likewise.
8552 (cgraph_decide_inlining_of_small_function): Likewise.
8553 (cgraph_decide_inlining): Likewise.
8554 (cgraph_decide_inlining_incrementally): Likewise.
8556 2008-05-26 Tristan Gingold <gingold@adacore.com>
8557 Anatoly Sokolov <aesok@post.ru>
8559 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
8560 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
8561 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
8562 optimization for 'avr6' architecture.
8564 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
8567 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
8569 2008-05-26 Richard Guenther <rguenther@suse.de>
8571 * tree-ssa-sccvn.c (expr_has_constants): Declare.
8572 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
8574 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
8577 * caller-save.c (insert_restore): Verify alignment of spill space.
8578 (insert_save): Likewise.
8579 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
8580 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
8581 (STACK_SLOT_ALIGNMENT): Likewise.
8582 * function.c (LOCAL_ALIGNMENT): Removed.
8583 (get_stack_local_alignment): New.
8584 (assign_stack_local): Use it. Set alignment on stack slot.
8585 (assign_stack_temp_for_type): Use get_stack_local_alignment.
8586 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
8587 (STACK_SLOT_ALIGNMENT): New.
8588 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
8589 stack slot in XFmode.
8591 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
8593 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
8596 * config/i386/i386.md (allocate_stack_worker_64): Make sure
8597 argument operand in rax isn't removed.
8599 2008-05-26 Richard Guenther <rguenther@suse.de>
8602 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
8603 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
8605 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8608 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
8610 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
8612 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
8613 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
8615 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8617 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
8618 build a trampoline if we don't want one.
8619 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
8620 return zero for nested functions if we don't want a trampoline.
8622 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8624 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
8626 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8629 * c.opt: Removed undocumented option '-lang-fortran'.
8630 * c-common.h: Removed global variable 'lang_fortran'.
8631 * c-opts.c (c_common_handle_option): Removed code to handle
8632 option '-lang-fortran'. Updated includes.
8633 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
8634 definition of '__GFORTRAN__'.
8635 (define__GNUC__): Reimplemented to use BASEVER and
8636 cpp_define_formatted.
8637 (builtin_define_with_value_n): Removed.
8638 * c-incpath.h: Renamed to ...
8639 * incpath.h: ... this.
8640 * c-incpath.c: Renamed to ...
8641 * incpath.c: ... this. Updated includes.
8642 * fix-header.c: Updated includes.
8643 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
8644 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
8645 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
8647 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8649 * tree.h: Update the table of flags used on tree nodes.
8650 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
8651 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
8652 (FORCED_LABEL): Add access check.
8653 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
8654 (ASM_INPUT_P): Likewise.
8655 (ASM_VOLATILE_P): Likewise.
8656 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
8657 (OMP_SECTION_LAST): Access private_flag directly.
8658 (OMP_RETURN_NOWAIT): Likewise.
8659 (OMP_PARALLEL_COMBINED): Likewise.
8660 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
8661 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
8662 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
8663 deprecated_flag directly.
8665 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
8667 * final.c (frame_pointer_needed): Removed.
8668 * flags.h (frame_pointer_needed): Likewise.
8670 * function.h (rtl_data): Add frame_pointer_needed.
8671 (frame_pointer_needed): New.
8673 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
8675 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
8677 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
8679 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
8682 2008-05-25 Alan Modra <amodra@bigpond.net.au>
8684 * c-common.c (strip_array_types): Move function to..
8686 (get_inner_array_type): Delete.
8687 * c-common.h (strip_array_types): Move declaration to..
8689 (get_inner_array_type): Delete.
8690 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
8691 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8692 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8693 * config/pa/pa.c (emit_move_sequence): Likewise.
8695 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
8697 * config/i386/i386.md (*sse_prologue_save_insn): Set length
8700 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
8702 * function.c: Include target hook for nonlocal_goto frame value.
8704 2008-05-24 Richard Guenther <rguenther@suse.de>
8706 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
8707 variable can be only accessed through a pointer or a union.
8709 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8711 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
8712 * doc/extend.texi: Likewise.
8714 2008-05-23 DJ Delorie <dj@redhat.com>
8716 * config/m32c/jump.md (untyped_call): Add.
8718 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
8720 (m32c_address_cost): Detail costs for indirect offsets.
8722 2008-05-23 Rafael Espindola <espindola@google.com>
8724 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
8725 if a node is a SUBREG.
8726 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
8729 2008-05-23 Paul Brook <paul@codesourcery.com>
8730 Carlos O'Donell <carlos@codesourcery.com>
8732 * doc/extend.texi: Clarify use of __attribute__((naked)).
8733 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8734 * target.h (gcc_target): Add allocate_stack_slots_for_args.
8735 * function.c (use_register_for_decl): Use
8736 targetm.calls.allocate_stack_slots_for_args.
8737 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8738 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
8739 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
8741 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
8743 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
8745 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
8747 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
8748 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
8749 is only rounded once.
8751 2008-05-23 Richard Guenther <rguenther@suse.de>
8753 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
8755 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
8756 Jakub Jelinek <jakub@redhat.com>
8759 * configure.ac: Handle --enable-cld.
8760 * configure: Regenerated.
8761 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
8762 * config/i386/i386.h (struct machine_function): Add needs_cld field.
8763 (ix86_current_function_needs_cld): New define.
8764 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
8765 (cld): New isns pattern.
8766 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
8767 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
8768 * config/i386/i386.opt (mcld): New option.
8769 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
8770 TARGET_CLD and ix86_current_function_needs_cld.
8771 (override_options): Use -mcld by default for 32-bit code if
8774 * doc/install.texi (Options specification): Document --enable-cld.
8775 * doc/invoke.texi (Machine Dependent Options)
8776 [i386 and x86-64 Options]: Add -mcld option.
8777 (Intel 386 and AMD x86-64 Options): Document -mcld option.
8779 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
8780 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
8781 (return_in_memory_64): Likewise.
8782 (return_in_memory_ms_64): Likewise.
8784 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8786 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
8787 * builtins.c (fold_builtin_fpclassify): New.
8788 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
8789 * builtins.def (BUILT_IN_FPCLASSIFY): New.
8790 * c-common.c (handle_type_generic_attribute): Adjust to accept
8791 fixed arguments before an elipsis.
8792 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
8793 * doc/extend.texi: Document __builtin_fpclassify.
8795 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
8797 * omp-low.c (gate_expand_omp_ssa): Remove.
8798 (pass_expand_omp_ssa): Remove.
8799 (gate_expand_omp): Do not check for flag_openmp_ssa.
8800 * common.opt (-fopenmp-ssa): Remove.
8801 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
8803 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
8805 * config/sh/sh.opt (mfixed-range): New option.
8806 * config/sh/sh-protos.h (sh_fix_range): Declare.
8807 * config/sh/sh.c (sh_fix_range): New function.
8808 * config/sh/sh.h (sh_fixed_range_str): Declare.
8809 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
8811 * doc/invoke.texi (SH Options): Document -mfixed-range.
8813 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
8815 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
8816 it before the redeclaration.
8818 2008-05-22 Anatoly Sokolov <aesok@post.ru>
8820 * config/avr/avr.c (get_sequence_length): Add new function.
8821 (expand_prologue, expand_epilogue): Remove duplicate code.
8823 2008-05-22 Rafael Espindola <espindola@google.com>
8825 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
8828 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
8830 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
8831 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
8833 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
8834 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
8835 (vect_update_misalignment_for_peel): Likewise.
8836 (vector_alignment_reachable_p): Likewise.
8837 * tree-vect-transform.c (vectorizable_load): Likewise.
8838 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8839 (get_vectype_for_scalar_type): Pass mode of scalar_type
8840 to UNITS_PER_SIMD_WORD.
8842 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
8843 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
8844 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8845 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8846 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8848 2008-05-22 Ira Rosen <irar@il.ibm.com>
8850 PR tree-optimization/36293
8851 * tree-vect-transform.c (vect_transform_strided_load): Don't check
8852 if the first load must be skipped because of a gap.
8854 2008-05-22 Richard Guenther <rguenther@suse.de>
8856 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
8857 more cases of offset disambiguation that is possible if
8858 strict-aliasing rules apply.
8859 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
8860 for basic offset and type-based disambiguation.
8862 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8864 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
8865 ix86_expand_vector_set on V16QImode for SSE4.1.
8867 2008-05-21 Tom Tromey <tromey@redhat.com>
8869 * c.opt (Wimport): Mark as undocumented.
8870 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
8872 (Warning Options): Likewise.
8873 * doc/cppopts.texi: Don't mention -Wimport.
8875 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
8877 PR tree-optimization/36287
8878 PR tree-optimization/36286
8879 * lambda-code.c (build_access_matrix): Do not use the loop->num
8880 for computing the number of induction variables: use the loop depth
8883 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
8886 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
8887 option -f(no-)leading-underscore.
8889 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8891 * config/i386/i386.c (ix86_expand_vector_init_general): Use
8892 GET_MODE_NUNITS (mode).
8894 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
8896 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
8897 (-mmulhw): Add 464 to description.
8898 (-mdlmzb): Likewise.
8899 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
8900 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
8902 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
8903 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
8904 * config/rs6000/rs6000.md: Update comments for 464.
8906 2008-05-21 Janis Johnson <janis187@us.ibm.com>
8908 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
8910 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8912 * config/i386/sse.md (vec_extractv4sf): Removed.
8913 (vec_extractv2df): Likewise.
8914 (vec_extractv2di): Likewise.
8915 (vec_extractv4si): Likewise.
8916 (vec_extractv8hi): Likewise.
8917 (vec_extractv16qi): Likewise.
8918 (vec_extract<mode>): New.
8920 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8922 * config/i386/sse.md (vec_setv4sf): Removed.
8923 (vec_setv2df): Likewise.
8924 (vec_setv2di): Likewise.
8925 (vec_setv4si): Likewise.
8926 (vec_setv8hi): Likewise.
8927 (vec_setv16qi): Likewise.
8928 (vec_set<mode>): New.
8930 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8932 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
8933 goto for vec_concat and vec_interleave.
8935 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8937 * config/i386/sse.md (vec_initv4sf): Removed.
8938 (vec_initv2df): Likewise.
8939 (vec_initv2di): Likewise.
8940 (vec_initv4si): Likewise.
8941 (vec_initv8hi): Likewise.
8942 (vec_initv16qi): Likewise.
8943 (vec_init<mode>): New.
8945 2008-05-21 Joseph Myers <joseph@codesourcery.com>
8947 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
8949 2008-05-21 Tom Tromey <tromey@redhat.com>
8951 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8952 (zone_find_object_offset): Likewise.
8953 (gt_ggc_m_S): Likewise.
8954 (highest_bit): Likewise.
8955 * ggc-page.c (gt_ggc_m_S): New function.
8956 * stringpool.c (string_stack): Remove.
8957 (init_stringpool): Update.
8958 (ggc_alloc_string): Use ggc_alloc.
8959 (maybe_delete_ident): New function.
8960 (ggc_purge_stringpool): Likewise.
8961 (gt_ggc_m_S): Remove.
8962 * ggc-common.c (ggc_protect_identifiers): New global.
8963 (ggc_mark_roots): Call ggc_purge_stringpool. Use
8964 ggc_protect_identifiers.
8965 * ggc.h (ggc_protect_identifiers): Declare.
8966 (gt_ggc_m_S): Update.
8967 (ggc_purge_stringpool): Declare.
8968 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8969 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8971 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8973 2008-05-21 David S. Miller <davem@davemloft.net>
8975 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8978 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8980 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8983 2008-05-20 David Daney <ddaney@avtrex.com>
8985 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8986 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8987 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8988 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8989 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8990 (atomic_hiqi_op): New define_code_iterator.
8991 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8992 mips_expand_compare_and_swap_12.
8993 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8994 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8995 (sync_<optab><mode>, sync_old_<optab><mode>,
8996 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8997 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8998 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8999 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
9000 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
9001 (test_and_set_12): New insn.
9002 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
9003 sync_new_<optab><mode>, sync_old_nand<mode>,
9004 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
9005 clobber to operand 0 for SI and DI mode insns.
9006 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
9007 mips_gen_fn_4): New typedefs.
9008 (mips_gen_fn_ptrs): Define new union type.
9009 (mips_expand_compare_and_swap_12): Remove declaration.
9010 (mips_expand_atomic_qihi): Declare function.
9011 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
9012 (mips_expand_atomic_qihi): ... this. Use new generator function
9014 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
9015 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
9016 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
9017 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
9018 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
9019 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
9020 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
9021 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
9022 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
9023 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
9026 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
9028 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
9031 2008-05-20 Anatoly Sokolov <aesok@post.ru>
9033 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
9034 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
9035 (avr_attribute_table): Add 'OS_main' function attribute.
9036 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
9037 functions with 'OS_main' attribute.
9039 2008-05-20 Richard Guenther <rguenther@suse.de>
9041 PR tree-optimization/35204
9042 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
9043 helper, split out from ...
9044 (DFS): ... here. Make the DFS walk non-recursive.
9046 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
9047 Jan Sjodin <jan.sjodin@amd.com>
9049 PR tree-optimization/36181
9050 * tree-parloops.c (loop_has_vector_phi_nodes): New.
9051 (parallelize_loops): Don't parallelize when the loop has vector
9054 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
9055 Sebastian Pop <sebastian.pop@amd.com>
9057 * tree-loop-linear.c (gather_interchange_stats): Look in the access
9058 matrix, and never look at the tree representation of the memory
9060 (linear_transform_loops): Computes parameters and access matrices.
9061 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
9063 (access_matrix_get_index_for_parameter): New.
9064 * tree-data-ref.h (struct access_matrix): New.
9065 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
9066 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
9067 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
9068 am_vector_index_for_loop): New.
9069 (struct data_reference): Add field access_matrix.
9070 (DR_ACCESS_MATRIX): New.
9071 (compute_data_dependences_for_loop): Update declaration.
9072 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
9073 * lambda.h (lambda_vector_vec_p): Declared.
9074 * lambda-code.c: Depend on pointer-set.h.
9075 (lambda_collect_parameters_from_af, lambda_collect_parameters,
9076 av_for_af_base, av_for_af, build_access_matrix,
9077 lambda_compute_access_matrices): New.
9078 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
9080 2008-05-20 Joseph Myers <joseph@codesourcery.com>
9082 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
9085 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
9086 Sebastian Pop <sebastian.pop@amd.com>
9088 PR tree-optimization/36206
9089 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
9091 (instantiate_scev_1): Rename flags to fold_conversions.
9092 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
9093 outeside instantiation_loop.
9094 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
9095 (evolution_function_is_affine_or_constant_p): Removed.
9096 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
9098 (analyze_siv_subscript): Pass in the loop nest number.
9099 Call evolution_function_is_affine_in_loop instead of
9100 evolution_function_is_affine_p.
9101 (analyze_overlapping_iterations): Pass in the loop nest number.
9103 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
9104 Sebastian Pop <sebastian.pop@amd.com>
9106 PR tree-optimization/36206
9107 * tree-chrec.h (chrec_fold_op): New.
9108 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
9111 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
9113 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
9115 (remove_duplicates): Do not set inode on non-inode systems.
9118 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
9120 * config.gcc (tm_file): Update comments about relative pathnames.
9122 2008-05-20 Richard Guenther <rguenther@suse.de>
9124 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
9125 * tree-ssa-sccvn.c (process_scc): Likewise.
9126 * tree-ssa-sink.c (execute_sink_code): Likewise.
9127 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
9128 * tree-vrp.c (process_assert_insertions): Likewise.
9129 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
9130 (perform_tree_ssa_dce): Likewise.
9131 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9132 (dump_dominator_optimization_stats): Likewise.
9133 * tree-vectorizer.c (vectorize_loops): Likewise.
9135 2008-05-20 Richard Guenther <rguenther@suse.de>
9137 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
9139 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
9141 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
9142 (ix86_i386elf_return_in_memory): Likewise.
9143 (ix86_i386interix_return_in_memory): Likewise.
9144 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
9145 (SUBTARGET_RETURN_IN_MEMORY): New.
9146 * config/i386/i386elf.h: Likewise.
9147 * config/i386/ptx4-i.h: Likewise.
9148 * config/i386/sol2-10.h: Likewise.
9149 * config/i386/sysv4.h: Likewise.
9150 * config/i386/vx-common.h: Likewise.
9151 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
9152 * config/i386/i386.c (ix86_return_in_memory): Made static and
9153 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
9154 (ix86_i386elf_return_in_memory): Removed.
9155 (ix86_i386interix_return_in_memory): Removed.
9156 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
9157 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
9159 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
9161 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
9163 2008-05-19 Xinliang David Li <davidxl@google.com>
9165 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
9167 * common.opt: Ditto.
9168 * doc/invoke.texi: Ditto.
9170 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
9172 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
9173 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
9175 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
9177 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
9178 sizes of operand array from 8/4 to 4/2.
9179 (ix86_expand_vector_init_general): Change size of operand array
9180 from 32 to 16. Remove op0, op1 and half_mode.
9182 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
9184 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
9185 (ix86_expand_vector_init_interleave): Likewise.
9186 (ix86_expand_vector_init_general): Use them. Assert
9187 word_mode == SImode when n_words == 4.
9189 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
9191 * config/i386/i386.c (ix86_secondary_reload): New static function.
9192 (TARGET_SECONDARY_RELOAD): New define.
9193 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
9194 * config/i386/i386.md (reload_outqi): Remove.
9196 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9199 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
9200 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
9201 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
9202 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
9203 (fold_builtin_1): Likewise.
9204 * builtins.def (BUILT_IN_ISINF_SIGN): New.
9205 c-common.c (check_builtin_function_arguments): Handle
9206 BUILT_IN_ISINF_SIGN.
9207 * doc/extend.texi: Document __builtin_isinf_sign.
9208 * fold-const.c (operand_equal_p): Handle COND_EXPR.
9210 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
9212 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
9213 EH cleanup at the end of the pass, search for those that have been
9214 turned into forwarder blocks and do the cleanup on their successor.
9216 2008-05-18 Richard Guenther <rguenther@suse.de>
9218 * tree-cfg.c (verify_gimple_expr): Allow conversions from
9219 pointers to sizetype and vice versa.
9221 2008-05-18 Xinliang David Li <davidxl@google.com>
9223 * gcc/tree-ssa-dce.c: Coding style fix.
9224 (check_pow): Documentation comment.
9225 (check_log): Documenation comment. Coding style fix.
9226 (is_unnecessary_except_errno_call): Ditto.
9227 (gen_conditions_for_pow): Ditto.
9228 (gen_conditions_for_log): Ditto.
9229 (gen_shrink_wrap_conditions): Ditto.
9230 (shrink_wrap_one_built_in_calls): Ditto.
9231 * gcc/doc/invoke.texi: Better documentation string.
9232 * ChangeLog: Fix wrong change log entries from
9233 May 17 checkin on function call DCE.
9235 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
9237 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
9239 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9241 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
9242 * df-problems.c (simulation routines): Fixed block comment to
9243 properly say how to add forwards scanning functions.
9245 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9247 * tree-inline.c (setup_one_parameter): Remove dead code.
9249 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9251 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
9252 a BIT_AND_EXPR only for an INTEGER_TYPE.
9254 2008-05-17 Xinliang David Li <davidxl@google.com>
9256 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
9257 (check_pow, check_log, is_unnecessary_except_errno_call): New
9258 functions to check for eliminating math functions that are pure
9259 except for setting errno.
9260 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
9261 general condition expressions for shrink-wrapping pow/log calls.
9262 (gen_shrink_wrap_conditions): Ditto.
9263 (shrink_wrap_one_built_in_call): Ditto.
9264 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
9265 (mark_operand_necessary): If debugging, output if OP is necessary.
9266 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
9268 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
9270 * gcc/common.opt: New user flag -ftree-builtin-dce.
9271 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
9273 2008-05-16 David S. Miller <davem@davemloft.net>
9275 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
9276 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9278 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
9281 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
9283 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9285 * ifcvt.c (dead_or_predicable): Rename
9286 df_simulate_one_insn_backwards to df_simulate_one_insn.
9287 * recog.c (peephole2_optimize): Ditto.
9288 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
9290 * df.h: Rename df_simulate_one_insn_backwards to
9291 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
9292 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
9293 scanning of defs and uses.
9294 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
9295 (df_simulate_one_insn_forwards): Removed.
9297 2008-05-16 Doug Kwan <dougkwan@google.com>
9299 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
9301 (real_from_string): Handle NaNs and Inf as approriate.
9303 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9305 * doc/gty.texi (Source Files Containing Type Information): Note
9306 that headers should appear first in the gtfiles list.
9308 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9310 * tree.def (COND_EXEC): Properly documented this code.
9312 2008-05-16 Diego Novillo <dnovillo@google.com>
9314 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
9315 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
9318 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9320 * tree-ssa-dse (max_stmt_uid): Removed.
9321 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
9322 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
9323 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
9324 * function.h (cfun.last_stmt_uid): New field.
9325 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
9326 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
9328 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
9329 (create_stmt_ann): Initialize the ann->uid field.
9330 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
9332 * tree-flow.h (renumber_gimple_stmt_uids): New function.
9334 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9336 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
9337 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
9338 (init_empty_tree_cfg): Call it.
9340 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9342 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
9345 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9347 * doc/invoke.text (-fdump-tree-*-verbose): New option.
9348 * tree-dump.c (dump_options): New verbose option.
9349 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
9351 * tree-pass.h (TDF_VERBOSE): New dump flag.
9352 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
9353 (tree-flow.h): Added include.
9354 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
9356 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
9358 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
9360 From Jie Zhang <jie.zhang@analog.com>
9361 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9362 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
9363 mcpu=bf561-none and mcpu=bf561-0.2.
9364 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9365 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9366 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9367 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9368 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
9369 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
9370 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
9372 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
9373 (cputype_selected): Remove.
9374 (bfin_handle_option): Don't use cputype_selected.
9375 (override_options): When no mcpu option, enable all workarounds.
9376 Don't use bfin_workarounds.
9377 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
9379 (DEFAULT_CPU_TYPE): Don't define.
9381 2008-05-16 Richard Guenther <rguenther@suse.de>
9383 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
9384 on deletion of the last stmt.
9386 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9388 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
9389 V8HImode for SSE2 and V16QImode for SSE4.1.
9391 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9393 * cgraph.h (compute_inline_parameters): Made public.
9394 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
9395 variable_generate_summary, function_write_summary,
9396 variable_write_summary, variable_read_summary. Added generate_summary,
9397 write_summary, read_summary.
9398 * cgraphunit.c (cgraph_process_new_functions): Changed call from
9399 pass_ipa_inline.function_generate_summary, to
9400 compute_inline_parameters.
9401 * ipa-inline.c (compute_inline_parameters): Made public and added
9403 (compute_inline_parameters_for_current): New function.
9404 (pass_inline_param): Now calls compute_inline_parameters_for_current.
9405 (inline_generate_summary): Removed parameter and made to loop over
9407 (pass_ipa_inline): Updated for new IPA_PASS structure.
9408 * passes.c (execute_ipa_summary_passes): Now is called once per
9409 pass rather than once per node*pass.
9411 2008-05-15 Anatoly Sokolov <aesok@post.ru>
9413 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
9414 avr_have_mul_p, avr_asm_only_p): Remove variables.
9415 (avr_override_options): Remove initialization of removed variables.
9416 (avr_file_start): Convert removed variables to fields of
9417 'struct base_arch_s *avr_current_arch'.
9418 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
9419 (AVR_HAVE_MUL): (Ditto.).
9420 (AVR_HAVE_MOVW): (Ditto.).
9421 (AVR_HAVE_LPMX): (Ditto.).
9422 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
9423 avr_asm_only_p): Remove declaration.
9425 2008-05-15 Diego Novillo <dnovillo@google.com>
9427 * config/arm/arm.c (arm_return_in_memory): Fix return type.
9428 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
9430 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
9433 * combine.c (check_conversion): Rename back to check_promoted_subreg.
9434 Don't call record_truncated_value from here.
9435 (record_truncated_value): Turn it into a for_each_rtx callback.
9436 (record_truncated_values): New function.
9437 (combine_instructions): Call note_uses with record_truncated_values.
9438 Change name of check_conversion to check_promoted_subreg.
9440 2008-05-15 Janis Johnson <janis187@us.ibm.com>
9442 * doc/sourcebuild.texi: Document support for torture tests.
9444 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9446 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
9447 to alternative 4 of operand 2.
9449 2008-05-15 Richard Guenther <rguenther@suse.de>
9451 * tree-pass.h (current_pass): Declare.
9452 (get_pass_for_id): Likewise.
9453 * passes.c (passes_by_id, passes_by_id_size): New globals.
9454 (set_pass_for_id): New function.
9455 (get_pass_for_id): Likewise.
9456 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
9457 (execute_function_todo): Flush per function statistics.
9458 * toplev.c (compile_file): Init statistics.
9459 (general_init): Do early statistics initialization.
9460 (finalize): Finish statistics.
9461 * statistics.h (statistics_early_init): Declare.
9462 (statistics_init): Likewise.
9463 (statistics_fini): Likewise.
9464 (statistics_fini_pass): Likewise.
9465 (statistics_counter_event): Likewise.
9466 (statistics_histogram_event): Likewise.
9467 * statistics.c: New file.
9468 * Makefile.in (OBJS-common): Add statistics.o.
9469 (statistics.o): Add dependencies.
9470 * doc/invoke.texi (-fdump-statistics): Document.
9472 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
9474 (execute_pre): Use statistics_counter_event.
9475 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
9476 (substitute_and_fold): Increment it. Use statistics_counter_event.
9478 2008-05-15 Diego Novillo <dnovillo@google.com>
9480 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
9482 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
9483 * tree-ssa-alias.c (new_type_alias): Remove references to
9484 sub-variables from comment.
9485 * tree-ssa-operands.c (swap_tree_operands): Likewise.
9487 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9489 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
9490 attribute to 1 only for insertps alternative.
9492 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9494 * config/bfin/bfin.md (loadbytes): New pattern.
9495 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
9496 (bfin_init_builtins): Initialize it.
9497 (bdesc_1arg): Add it.
9499 2008-05-15 Sa Liu <saliu@de.ibm.com>
9501 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
9502 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
9503 * testsuite/lib/target-supports.exp: Add
9504 check_effective_target_fortran_integer_16.
9506 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9508 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
9509 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
9510 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
9511 (TARGET_RETURN_IN_MEMORY): Define.
9513 2008-05-15 Richard Guenther <rguenther@suse.de>
9516 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
9517 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
9518 represent unmodifiable vars.
9520 2008-05-15 Richard Guenther <rguenther@suse.de>
9522 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
9523 INDIRECT_REF and TARGET_MEM_REF.
9524 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9527 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9528 H.J. Lu <hongjiu.lu@intel.com>
9530 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
9531 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
9532 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
9533 insn alternatives. Add missing alternatives.
9534 (*vec_concatv2di_rex64_sse4_1): Likewise.
9535 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
9536 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
9539 2008-05-15 Richard Guenther <rguenther@suse.de>
9541 PR tree-optimization/36009
9542 PR tree-optimization/36204
9543 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
9544 (determine_invariantness_stmt): Record the loop a store is
9546 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
9549 2008-05-15 Richard Guenther <rguenther@suse.de>
9551 PR tree-optimization/34330
9552 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
9553 through the pointer will alias the SMT.
9555 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
9557 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
9559 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
9561 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
9563 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9564 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9566 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
9567 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
9568 (vashl_optab): New optab for vector/vector shifts.
9569 (vashr_optab): Ditto.
9570 (vlshr_optab): Ditto.
9571 (vrotl_optab): Ditto.
9572 (vrotr_optab): Ditto.
9573 (optab_subtype): New enum for optab_for_tree_code call.
9574 (optab_for_tree_code): Add enum optab_subtype argument.
9576 * optabs.c (optab_for_tree_code): Take an additional argument to
9577 distinguish between a vector shift by a scalar and vector shift by
9578 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
9579 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
9580 vector shift by a vector.
9581 (expand_widen_pattern_expr): Pass additional argument to
9582 optab_for_tree_code.
9584 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
9585 vrotl_optab, vrotr_optab.
9587 * expr.c (expand_expr_real_1): Update calls to
9588 optab_for_tree_code to distinguish between vector shifted by a
9589 scalar and vector shifted by a vector.
9590 * tree-vectorizer.c (supportable_widening_operation): Ditto.
9591 (supportable_narrowing_operation): Ditto.
9592 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
9593 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
9594 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
9595 (vect_create_epilog_for_reduction): Ditto.
9596 (vectorizable_reduction): Ditto.
9597 (vectorizable_operation): Ditto.
9598 (vect_strided_store_supported): Ditto.
9599 (vect_strided_load_supported): Ditto.
9600 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9601 * expmed.c (expand_shift): Ditto.
9603 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
9605 (ashr@var{m}3): Ditto.
9606 (vashl@var{m}3): Document new vector/vector shift standard name.
9607 (vashr@var{m}3): Ditto.
9608 (vlshr@var{m}3): Ditto.
9609 (vrotl@var{m}3): Ditto.
9610 (vrotr@var{m}3): Ditto.
9612 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
9613 (PPERM_INVERT): Ditto.
9614 (PPERM_REVERSE): Ditto.
9615 (PPERM_REV_INV): Ditto.
9616 (PPERM_ZERO): Ditto.
9617 (PPERM_ONES): Ditto.
9618 (PPERM_SIGN): Ditto.
9619 (PPERM_INV_SIGN): Ditto.
9620 (PPERM_SRC1): Ditto.
9621 (PPERM_SRC2): Ditto.
9623 * config/i386/sse.md (mulv2di3): Add SSE5 support.
9624 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
9625 allows a memory operand to be the value being added, and split it
9626 to improve vectorization.
9627 (sse5_pmacsdqh_mem): Ditto.
9628 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
9629 (sse5_mulv2div2di3_high): Ditto.
9630 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
9631 (vec_pack_trunc_v4si): Ditto.
9632 (vec_pack_trunc_v2di): Ditto.
9633 (sse5_pcmov_<mode>): Remove code that tried to use use
9634 andps/andnps instead of pcmov.
9635 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
9636 pmacsdqh instructions.
9637 (vec_widen_smult_lo_v4si): Ditto.
9639 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
9640 (PPERM_INVERT): Ditto.
9641 (PPERM_REVERSE): Ditto.
9642 (PPERM_REV_INV): Ditto.
9643 (PPERM_ZERO): Ditto.
9644 (PPERM_ONES): Ditto.
9645 (PPERM_SIGN): Ditto.
9646 (PPERM_INV_SIGN): Ditto.
9647 (PPERM_SRC1): Ditto.
9648 (PPERM_SRC2): Ditto.
9649 (ix86_expand_sse_movcc): Move the SSE5 test after the if
9651 (ix86_expand_int_vcond): If SSE5 generate all possible integer
9653 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
9654 says ignore whether the last reference is a memory operand.
9656 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9657 Paolo Bonzini <bonzini at gnu dot org>
9659 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
9662 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
9663 (vlshr<mode>3): Rename from vlshr<mode>3.
9664 (vashr<mode>3): Rename from vashr<mode>3.
9665 (mulv4sf3): Change the names of vector shift patterns.
9669 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
9672 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
9697 * config/spu/spu.md (v): New iterator macro to add v for vector types.
9698 (floatunssidf2_internal): Change vector/vector shift names.
9699 (floatunsdidf2_internal): Ditto.
9706 (vashl<mode>3): Rename from ashl<mode>3.
9707 (vashr<mode>3): Rename from ashr<mode>3.
9708 (vlshr<mode>3): Rename from lshr<mode>3.
9709 (vrotl<mode>3): Rename from rotl<mode>3.
9711 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9714 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
9715 multiply gives the wrong value when doing widening multiplies.
9716 (vec_widen_smult_lo_v4si): Ditto.
9718 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9720 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
9721 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
9722 emit_library_call_value.
9723 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
9724 * tree.h (ECF_LIBCALL_BLOCK): Removed.
9725 * calls.c (initialize_argument_information, precompute_arguments,
9726 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
9727 (precompute_arguments): Removed flags parameter.
9728 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
9730 2008-05-14 Richard Guenther <rguenther@suse.de>
9732 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
9733 Make sure to register the store if the use is a PHI_NODE.
9735 2008-05-14 Olivier Hainque <hainque@adacore.com>
9737 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
9738 memory if the component is to be referenced in BLKmode according
9739 to get_inner_reference.
9741 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
9743 * calls.c (emit_library_call_value_1): Restore code clearing
9744 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
9746 2008-05-14 Olivier Hainque <hainque@adacore.com>
9747 Nicolas Roche <roche@adacore.com>
9749 * configure.ac: Add support for a "gcc_subdir" variable in
9750 config-lang.in, to denote a subdirectory where the language/GCC
9751 integration files are to be found.
9752 * configure: Regenerate.
9754 2008-05-14 Ira Rosen <irar@il.ibm.com>
9756 PR tree-optimization/36098
9757 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
9758 value for the first load in the group in case of a gap.
9759 (vect_build_slp_tree): Check that there are no gaps in loads.
9761 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9763 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
9764 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
9765 expand_copysign_bit, ): Change call to emit_no_conflict_block to
9766 emit_insn and remove unneeded code to construct extra args.
9767 (emit_no_conflict_block): Removed.
9768 * optabls.h: (emit_no_conflict_block): Removed.
9769 * cse.c (cse_extended_basic_block): Remove search for
9770 REG_NO_CONFLICT note.
9771 * global.c: Removed incorrect comment added in revision 117.
9772 * expr.c (convert_move): Change call to emit_no_conflict_block to
9774 * recog.c: Change comments so that they do not mention
9776 * local_alloc.c (combine_regs): Removed last parameter.
9777 (no_conflict_p): Removed.
9778 (block_alloc): Removed note, no_conflict_combined_regno and set
9779 local vars. Removed all code to process REG_NO_CONFLICT blocks.
9780 (combine_regs): Removed already_dead and code to look for
9781 REG_NO_CONFLICT notes.
9782 * lower_subreg (remove_retval_note): Removed code to look for
9783 REG_NO_CONFLICT block.
9784 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
9785 (resolve_clobber): Remove code to process libcalls that have
9786 REG_NO_CONFLICT notes.
9787 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
9789 * combine.c (can_combine_p, distribute_notes): Removed
9790 REG_NO_CONFLICT case.
9791 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
9793 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
9794 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
9796 * reg-notes.def (NO_CONFLICT): Removed.
9798 2008-05-14 David S. Miller <davem@davemloft.net>
9800 * config/sparc/sparc.c (sparc_profile_hook): If
9801 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
9802 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
9803 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9805 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
9807 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
9809 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
9812 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
9813 and op1 expansion before vector concat to have less live pseudos.
9815 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
9817 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9818 ix86_expand_vector_set if supported.
9820 2008-05-13 Diego Novillo <dnovillo@google.com>
9821 Kenneth Zadeck <zadeck@naturalbridge.com>
9823 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
9825 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
9826 phinodes_print_statistics, init_ssanames, fini_ssanames,
9827 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
9828 release_ssa_name, release_defs, replace_ssa_name_symbol,
9829 ssanames_print_statistics): Move ...
9830 * tree-flow.h: ... here.
9831 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
9832 Use FN instead of cfun.
9833 (make_ssa_name_fn): Rename from make_ssa_name.
9834 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
9835 * tree-flow-inline.h (make_ssa_name): Move from
9836 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
9837 * omp-low.c (expand_omp_parallel):
9838 * tree-flow-inline.h (redirect_edge_var_map_result):
9839 * tree-ssa.c (init_tree_ssa): Add argument FN.
9840 Use it instead of cfun. Update all users.
9842 2008-05-13 Tom Tromey <tromey@redhat.com>
9844 PR preprocessor/22168:
9845 * doc/cpp.texi (Top): Update menu.
9846 (Alternatives to Wrapper #ifndef): New node.
9847 (Other Directives): Document deprecation.
9848 (Obsolete Features): Remove menu.
9849 (Assertions): Merge node into Obsolete Features.
9850 (Obsolete once-only headers): Move earlier; rename to Alternatives
9852 * doc/cppopts.texi: Update.
9853 * c.opt (Wdeprecated): Enable for C and ObjC.
9854 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
9855 (C++ Dialect Options): Move -Wno-deprecated from here to...
9856 (Warning Options): ... here.
9858 2008-05-13 Richard Guenther <rguenther@suse.de>
9861 * fold-const.c (fold_sign_changed_comparison): Do not allow
9862 changes in pointer-ness.
9864 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9867 * config/sh/sh.c (sh_expand_prologue): Don't clear
9868 RTX_FRAME_RELATED_P for push insns.
9870 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
9872 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
9874 2008-05-12 Anatoly Sokolov <aesok@post.ru>
9876 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
9877 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
9878 Use 'machine->is_leaf' instead of 'leaf_func_p'.
9880 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
9882 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
9883 (*vec_concatv4sf_sse): This.
9884 (*sse2_concatv2si): Renamed to ...
9885 (*vec_concatv2si_sse2): This.
9886 (*sse1_concatv2si): Renamed to ...
9887 (*vec_concatv2si_sse): This.
9888 (*vec_concatv2di_rex): Renamed to ...
9889 (*vec_concatv2di_rex64): This.
9890 (*vec_concatv2si_sse4_1): New.
9891 (*vec_concatv2di_rex64_sse4_1): Likewise.
9893 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
9895 PR rtl-optimization/36111
9896 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
9897 that was created for swappable operands.
9899 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
9902 * Makefile.in: Substitute GNATMAKE and GNATBIND.
9903 * configure.ac: Add call to ACX_PROG_GNAT.
9905 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
9907 * optc-gen.awk: Fix comment typo.
9909 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9911 * pretty-print.c (pp_integer_with_precision): Use
9912 HOST_LONG_LONG_FORMAT.
9914 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
9916 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
9918 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
9920 * config/i386/i386.c (bdesc_ptest): Removed.
9921 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
9922 (bdesc_args): Add __builtin_ia32_ptestz128,
9923 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
9924 (ix86_init_mmx_sse_builtins): Updated.
9925 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
9926 (ix86_expand_builtin): Updated.
9928 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
9930 * tree-cfg.c (valid_fixed_convert_types_p): New function.
9931 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
9933 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
9935 * value-prof.c (interesting_stringop_to_profile): Do not
9936 return early for BUILT_IN_MEMPCPY.
9938 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
9940 * calls.c (expand_call): Don't use callgraph to increase
9941 preferred_stack_boundary.
9943 * cgraph.h (cgraph_rtl_info): Use unsigned on
9944 preferred_incoming_stack_boundary.
9946 * final.c (rest_of_clean_state): Use unsigned on
9947 preferred_stack_boundary.
9949 2008-05-09 Tom Tromey <tromey@redhat.com>
9951 PR preprocessor/22231:
9952 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
9955 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9957 PR tree-optimization/36129
9958 * tree-ssa-ccp.c: Include value-prof.h.
9959 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
9960 built-in function was folded to a constant.
9961 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
9963 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
9964 Sebastian Pop <sebastian.pop@amd.com>
9966 * tree-scalar-evolution.c: Document instantiate_scev.
9967 (instantiate_parameters_1): Renamed instantiate_scev_1.
9968 Don't use the same loop for instantiation_loop and evolution_loop.
9969 (instantiate_scev): New.
9970 (instantiate_parameters): Moved...
9971 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9972 same loop twice. Maintains the semantics for this function.
9973 * tree-scalar-evolution.h (instantiate_scev): Declare.
9974 (instantiate_parameters): ...here. Now static inline.
9975 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9976 instead of resolve_mixers.
9978 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9980 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9982 2008-05-09 Tomas Bily <tbily@suse.cz>
9984 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9985 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9986 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9987 * c-common.c (c_common_truthvalue_conversion): Likewise.
9988 * tree-object-size.c (compute_object_offset): Likewise.
9989 * tree-inline.c (estimate_num_insns_1): Likewise.
9990 * varasm.c (const_hash_1, compare_constant, copy_constant)
9991 (compute_reloc_for_constant, output_addressed_constants)
9992 (initializer_constant_valid_p): Likewise.
9993 * c-omp.c (check_omp_for_incr_expr): Likewise.
9994 * gimplify.c (gimplify_expr): Likewise.
9995 * c-typeck.c (c_finish_return): Likewise.
9996 * tree-vectorizer.c (supportable_widening_operation)
9997 (supportable_narrowing_operation): Likewise.
9998 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9999 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
10000 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
10001 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
10002 (descr_info_loc): Likewise.
10003 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
10004 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
10005 (fold_unary): Likewise.
10006 * builtins.c (get_pointer_alignment): Likewise.
10007 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
10008 (instantiate_parameters_1): Likewise.
10009 * tree.c (expr_align, stabilize_reference): Likewise.
10010 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
10011 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10012 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
10013 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
10014 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
10015 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
10017 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
10018 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
10019 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10020 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
10021 (forward_propagate_comparison)
10022 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10023 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
10024 * emit-rtl.c (component_ref_for_mem_expr)
10025 (set_mem_attributes_minus_bitpos): Likewise.
10026 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10027 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
10029 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
10030 (build_function_call, pointer_diff, build_compound_expr)
10031 (c_finish_return): Likewise.
10032 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
10033 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
10035 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
10036 * expr.c (is_aligning_offset): Likewise.
10037 * tree-ssa-alias.c (is_escape_site): Likewise.
10038 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
10039 (check_all_va_list_escapes): Likewise.
10040 * tree-ssa-loop-ivopts.c (determine_base_object)
10041 (determine_common_wider_type): Likewise.
10042 * dojump.c (do_jump): Likewise.
10043 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
10044 * tree-gimple.c (is_gimple_cast): Likewise.
10045 * fold-const.c (decode_field_reference, )
10046 (fold_sign_changed_comparison, fold_unary, fold_comparison)
10047 (fold_binary): Likewise.
10048 * tree-ssa-alias-warnings.c (find_alias_site_helper)
10049 (already_warned_in_frontend_p): Likewise.
10050 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
10051 * tree.c (really_constant_p, get_unwidened): Likewise.
10052 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10053 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10054 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
10056 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
10058 (CONVERT_EXPR_P): Define.
10059 (CASE_CONVERT): Define.
10061 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10063 PR middle-end/36117
10064 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
10065 (delete_unmarked_insns): When deleting a call, call
10066 delete_unreachable_blocks.
10067 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10068 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
10070 2008-05-08 Richard Guenther <rguenther@suse.de>
10072 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
10073 (-ftree-salias): Likewise.
10074 (salias-max-implicit-fields): Remove param documentation.
10075 (salias-max-array-elements): Likewise.
10076 * tree-pass.h (pass_create_structure_vars): Remove.
10077 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
10078 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
10079 * tree-ssa-alias.c (create_structure_vars): Remove.
10080 (gate_structure_vars): Likewise.
10081 (pass_create_structure_vars): Likewise.
10082 (gate_build_alias): Likewise.
10083 (pass_build_alias): Adjust to run always and dump the function.
10084 * common.opt (ftree-salias): Hide.
10085 * passes.c (init_optimization_passes): Remove
10086 pass_create_structure_vars, adjust comment.
10087 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
10088 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
10089 * opts.c (decode_options): Do not set flag_tree_salias.
10090 (common_handle_option): Add OPT_ftree_salias to the backward
10091 compatibility section.
10093 2008-05-08 Richard Guenther <rguenther@suse.de>
10095 * tree-flow-inline.h (var_can_have_subvars): Move ...
10096 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
10097 * tree-flow.h (var_can_have_subvars): Remove.
10098 (push_fields_onto_fieldstack): Remove.
10099 (sort_fieldstack): Likewise.
10100 (struct fieldoff): Move ...
10101 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
10102 alias_set and base_for_components fields.
10103 (sort_fieldstack): Make static.
10104 (push_fields_onto_fieldstack): Likewise. Remove code that
10105 handles anything but RECORD_TYPEs. Remove alias_set and
10106 base_for_components handling.
10107 (create_variable_info_for): Adjust.
10109 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
10111 * common.opt (Wframe-larger-than=): Shorten the help message
10113 * doc/invoke.texi (Wframe-larger-than=): Add more description.
10115 2008-05-08 Rafael Espindola <espindola@google.com>
10117 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
10119 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
10120 trap and that both operands are gimple values.
10121 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
10122 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
10125 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
10127 * read-rtl.c (join_c_conditions): Return the first string if the
10128 two strings are equal.
10130 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
10132 * gensupport.h (pred_data): Add a "num_codes" field.
10133 (add_predicate_code): Declare.
10134 * gensupport.c (add_predicate_code): New function.
10135 (std_pred_table): Add an "allows_const_p" field.
10136 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
10137 Remove the (incomplete) list of such codes from the codes field.
10138 (init_predicate_table): Use add_predicate_code. Add all
10139 RTX_CONST_OBJs if allows_const_p is true.
10140 * genrecog.c (process_define_predicate): Use add_predicate_code.
10142 2008-05-08 David Daney <ddaney@avtrex.com>
10143 Richard Sandiford <rsandifo@nildram.co.uk>
10145 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
10146 special case of constant zero operands.
10147 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
10148 old and new values. Special case constant zero values.
10149 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
10151 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
10152 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
10154 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
10157 * simplify-rtx.c (simplify_plus_minus): Create CONST of
10158 similar RTX_CONST_OBJ before CONST_INT.
10160 2008-05-08 Steve Ellcey <sje@cup.hp.com>
10162 * stmt.c (expand_stack_restore): Change sa mode if needed.
10164 2008-05-08 Richard Guenther <rguenther@suse.de>
10166 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
10167 return type to bool.
10168 (ix86_sol10_return_in_memory): Likewise.
10169 (ix86_i386elf_return_in_memory): Likewise.
10170 (ix86_i386interix_return_in_memory): Likewise.
10171 * config/i386/i386.c (ix86_return_in_memory): Likewise.
10172 (ix86_sol10_return_in_memory): Likewise.
10173 (ix86_i386elf_return_in_memory): Likewise.
10174 (ix86_i386interix_return_in_memory): Likewise.
10176 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
10179 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
10181 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
10182 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
10185 2008-05-08 Richard Guenther <rguenther@suse.de>
10187 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
10188 * tree-data-ref.h (struct dr_alias): Remove subvars field.
10189 (DR_SUBVARS): Remove.
10190 * tree-dfa.c (dump_subvars_for): Remove.
10191 (debug_subvars_for): Likewise.
10192 (dump_variable): Do not dump subvars.
10193 (remove_referenced_var): Do not remove subvars.
10194 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
10195 (lookup_subvars_for_var): Remove.
10196 (get_subvars_for_var): Likewise.
10197 (get_subvars_at): Likewise.
10198 (get_first_overlapping_subvar): Likewise.
10199 (overlap_subvar): Likewise.
10200 * tree-flow.h (subvar_t): Remove.
10201 (struct var_ann_d): Remove subvars field.
10202 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
10203 argument. Remove special handling of SFTs.
10204 (compute_tag_properties): Likewise.
10205 (set_initial_properties): Likewise.
10206 (compute_call_clobbered): Likewise.
10207 (count_mem_refs): Likewise.
10208 (compute_memory_partitions): Likewise.
10209 (compute_flow_insensitive_aliasing): Likewise.
10210 (setup_pointers_and_addressables): Likewise.
10211 (new_type_alias): Likewise.
10212 (struct used_part): Remove.
10213 (used_portions): Likewise.
10214 (struct used_part_map): Likewise.
10215 (used_part_map_eq): Likewise.
10216 (used_part_map_hash): Likewise.
10217 (free_used_part_map): Likewise.
10218 (up_lookup): Likewise.
10219 (up_insert): Likewise.
10220 (get_or_create_used_part_for): Likewise.
10221 (create_sft): Likewise.
10222 (create_overlap_variables_for): Likewise.
10223 (find_used_portions): Likewise.
10224 (create_structure_vars): Likewise.
10225 * tree.def (STRUCT_FIELD_TAG): Remove.
10226 * tree.h (MTAG_P): Adjust.
10227 (struct tree_memory_tag): Remove base_for_components and
10228 unpartitionable flags.
10229 (struct tree_struct_field_tag): Remove.
10230 (SFT_PARENT_VAR): Likewise.
10231 (SFT_OFFSET): Likewise.
10232 (SFT_SIZE): Likewise.
10233 (SFT_NONADDRESSABLE_P): Likewise.
10234 (SFT_ALIAS_SET): Likewise.
10235 (SFT_UNPARTITIONABLE_P): Likewise.
10236 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
10237 (union tree_node): Remove sft field.
10238 * alias.c (get_alias_set): Remove special handling of SFTs.
10239 * print-tree.c (print_node): Remove handling of SFTs.
10240 * tree-dump.c (dequeue_and_dump): Likewise.
10241 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
10242 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
10243 * tree-predcom.c (set_alias_info): Do not set subvars.
10244 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
10245 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
10246 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
10247 (add_vars_for_offset): Remove.
10248 (add_virtual_operand): Remove special handling of SFTs.
10249 (add_call_clobber_ops): Likewise.
10250 (add_call_read_ops): Likewise.
10251 (get_asm_expr_operands): Likewise.
10252 (get_modify_stmt_operands): Likewise.
10253 (get_expr_operands): Likewise.
10254 (add_to_addressable_set): Likewise.
10255 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
10256 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10257 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
10258 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
10259 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
10260 (tree_node_structure): Likewise.
10261 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
10263 (find_what_p_points_to): Likewise.
10265 2008-05-08 Sa Liu <saliu@de.ibm.com>
10267 * config/spu/spu.md: Fixed subti3 pattern.
10269 2008-05-08 Richard Guenther <rguenther@suse.de>
10271 PR middle-end/36154
10272 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
10273 sure to create a representative for trailing arrays for PTA.
10275 2008-05-08 Richard Guenther <rguenther@suse.de>
10277 PR middle-end/36172
10278 * fold-const.c (operand_equal_p): Two objects which types
10279 differ in pointerness are not equal.
10281 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
10283 * calls.c (compute_argument_block_size): Add argument tree fndecl.
10284 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
10285 (emit_library_call_value_1): Add new variable fndecl initialized by
10286 NULL_TREE. It should be the decl type of orgfun, but this information
10287 seems not to be available here, so it uses the default calling abi.
10288 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
10289 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
10290 by TARGET_RETURN_IN_MEMORY.
10291 * config/i386/i386-interix.h: Likewise.
10292 * config/i386/i386.h: Likewise.
10293 * config/i386/i386elf.h: Likewise.
10294 * config/i386/ptx4-i.h: Likewise.
10295 * config/i386/sol2-10.h: Likewise.
10296 * config/i386/sysv4.h: Likewise.
10297 * config/i386/vx-common.h: Likewise.
10298 * config/cris/cris.h: Removed #if 0 clause.
10299 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
10300 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
10302 (ix86_sol10_return_in_memory): Likewise.
10303 (ix86_i386elf_return_in_memory): New.
10304 (ix86_i386interix_return_in_memory): New.
10305 * config/mt/mt-protos.h (mt_return_in_memory): New.
10306 * config/mt/mt.c: Likewise.
10307 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10308 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
10309 * config/bfin/bfin.h: Likewise.
10310 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
10312 * config/bfin/bfin.c: Likewise.
10313 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10314 * config/alpha/unicosmk.h: Likewise.
10315 * config/i386/cygming.h: Likewise.
10316 * config/iq2000/iq2000.h: Likewise.
10317 * config/mips/mips.h: Likewise.
10318 * config/mn10300/mn10300.h: Likewise.
10319 * config/rs6000/rs6000.h: Likewise.
10320 * config/score/score.h: Likewise.
10321 * config/spu/spu.h: Likewise.
10322 * config/v850/v850.h: Likewise.
10323 * defaults.h: Likewise.
10324 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
10325 * expr.c (emit_block_move): Adjust use of
10326 OUTGOING_REG_PARM_STACK_SPACE.
10327 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
10328 OUTGOING_REG_PARM_STACK_SPACE.
10329 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
10331 2008-05-08 Jakub Jelinek <jakub@redhat.com>
10333 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
10334 on OMP_RETURN for OMP_FOR.
10337 * dwarf2out.c (dw_expand_expr, common_check): Removed.
10338 (fortran_common): New function.
10339 (gen_variable_die): Call fortran_common instead of common_check,
10340 adjust for it returning tree instead of rtx. Formatting.
10342 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10346 * see.c (see_copy_insn): Copy new pure const attributes for new call.
10347 * c-decl.c (merge_decls): Ditto.
10348 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
10349 to RTL_CONST_OR_PURE_CALL_P.
10350 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
10351 Initialized DECL_LOOPING_CONST_PURE.
10352 (process_call_operands): Set tree_side_effects properly.
10353 * tree.h (TREE_READONLY_DECL_P): Removed.
10354 (DECL_IS_PURE): Renamed to DECL_PURE_P.
10355 (DECL_LOOPING_OR_CONST_P): New macro.
10356 (struct tree_function_decl): Added looping_const_or_pure_p.
10357 (ECF_*) Renumbered.
10358 (ECF_LOOPING_OR_CONST_P): New macro.
10359 * rtlanal.c (pure_const_p): Removed.
10360 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
10361 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
10362 to RTL_CONST_CALL_P.
10363 * ipa-pure-const.c (pure_const_state_e): Added looping field.
10364 (check_decl, check_tree, check_call, scan_function): Initialize
10366 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
10367 (static_execute): Set looping true for recursive functions.
10368 Undo setting state to IPA_NEITHER for recursive functions.
10369 * cse.c (cse_insn):
10370 * ifcvt.c (noce_can_store_speculate_p): Changed
10371 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
10372 RTL_CONST_OR_PURE_CALL_P.
10373 * dse.c (scan_insn): Ditto.
10374 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
10375 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
10376 RTL_CONST_OR_PURE_CALL_P.
10377 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
10378 pure_call_p to RTL_CONST_CALL_P.
10379 * gimplify.c (gimplify_call_expr): Clear side effects for
10380 non-looping pure and constant calls.
10381 * calls.c (emit_call_1): Set rtl flags from ecf flags.
10382 (flags_from_decl_or_type): Set ecf flags from decl flags.
10383 (initialize_argument_information): Turn off
10384 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
10385 Change const to pure if callee_copies is true rather than just
10387 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
10388 way of marking pure calls.
10389 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
10390 Remove hack that was supposed to fix pr7335 and remove old
10391 way of marking pure calls.
10392 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
10393 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
10394 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
10395 RTL_CONST_OR_PURE_CALL_P.
10396 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
10397 * loop-invariant.c (find_exits, find_invariant_bb): Changed
10398 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
10399 * sched-deps.c (schedule_analyze): Ditto.
10400 * rtl.h (struct rtx_def): Use call field, unchanging field, and
10401 return_val field of calls to represent pure and const function info.
10402 (CONST_OR_PURE_CALL_P): Deleted macro.
10403 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10404 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
10405 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
10407 * tree-optimize.c (execute_fixup_cfg): Added test for
10408 ECF_LOOPING_CONST_OR_PURE.
10409 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
10411 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
10412 effects for looping pure or const calls.
10413 (verify_gimple_expr): Added verification code.
10414 * config/alpha/alpha.c (alpha_legitimize_address,
10415 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
10417 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
10418 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
10419 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
10420 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
10421 RTL_CONST_OR_PURE_CALL_P.
10422 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
10423 and const calls to be deleted.
10425 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10428 * config/i386/mmx.md (mmx_subv2sf3): New expander.
10429 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
10430 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
10431 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10432 to handle nonimmediate operands.
10433 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
10434 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
10435 to handle nonimmediate operands.
10436 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
10437 (mmx_pmulhrwv4hi3): New expander. Use
10438 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10439 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
10440 (sse2_umulv1siv1di3): New expander. Use
10441 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10442 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
10443 (mmx_eq<mode>3): New expander. Use
10444 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10445 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
10446 (mmx_uavgv8qi3): New expander. Use
10447 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10448 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
10449 (mmx_uavgv4hi3): New expander. Use
10450 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10452 * config/i386/sse.md
10453 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
10454 to handle nonimmediate operands.
10455 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
10456 to handle nonimmediate operands.
10457 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
10458 to handle nonimmediate operands.
10459 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
10460 to handle nonimmediate operands.
10461 (sse2_unpckhpd_exp): New expander. Use
10462 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10463 (sse2_unpcklpd_exp): New expander. Use
10464 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10465 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
10466 to handle nonimmediate operands.
10467 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
10468 to handle nonimmediate operands.
10469 (*sse2_<plusminus_insn><mode>3): Rename from
10470 sse2_<plusminus_insn><mode>3 insn pattern.
10471 (sse2_<plusminus_insn><mode>3): New expander. Use
10472 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10473 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
10474 (sse2_umulv2siv2di3): New expander. Use
10475 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10476 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
10477 (sse4_1_mulv2siv2di3): New expander. Use
10478 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10479 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
10480 (sse2_pmaddwd): New expander. Use
10481 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10482 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
10483 (sse2_eq<mode>3): New expander. Use
10484 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10485 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
10486 (sse4_1_eqv2di3): New expander. Use
10487 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10488 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10489 (sse2_uavgv16qi3): New expander. Use
10490 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10491 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10492 (sse2_uavgv16qi3): New expander. Use
10493 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10494 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
10495 (sse2_uavgv8hi3): New expander. Use
10496 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10497 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
10498 (ssse3_pmulhrswv8hi3): New expander. Use
10499 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10500 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
10501 (ssse3_pmulhrswv4hi3): New expander. Use
10502 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10504 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
10505 (<sse>_vmmul<mode>3): Ditto.
10506 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
10508 (ssse3_pmaddubsw128): Use register_operand for operand 1.
10509 (ssse3_pmaddubsw): Ditto.
10511 * config/i386/i386.c (struct_builtin_description)
10512 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
10513 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
10514 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
10515 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
10516 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
10517 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
10518 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
10519 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
10520 (ix86_fixup_binary_operands): Assert that src1
10521 and src2 must have the same mode when swapped.
10522 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
10523 and ix86_binary_operator_ok. Do not force operands in registers
10526 2008-05-07 Jan Hubicka <jh@suse.cz>
10528 * cgraph.c (dump_cgraph_node): Update.
10529 * cgraph.h (cgraph_local_info): Break out inline summary.
10530 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
10532 * ipa-inline (inline_summary): New accestor function.
10533 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
10534 cgraph_decide_inlining, compute_inline_parameters): Update.
10535 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
10537 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10539 Cleanup ColdFire scheduling support and add V4 pipeline model.
10541 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
10542 (define_attr cpu): Add cfv4 value.
10543 (define_attr type, define_attr type1): Merge into a single 'type'
10544 attribute. Update all uses.
10545 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
10546 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
10548 (define_attr opx_mem, define_attr opy_mem): Remove.
10549 (define_attr op_mem): Clean up, update comment.
10550 (define_attr size): Use specific values instead of general int.
10551 (define_attr guess, define_attr split): Remove. Update all uses.
10552 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
10553 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
10554 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
10555 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
10556 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
10557 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
10558 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
10559 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
10560 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
10561 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
10562 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
10563 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
10564 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
10565 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
10566 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
10567 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
10568 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
10569 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
10570 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
10571 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
10572 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
10573 Update or set attributes.
10574 (stack_tie): New fake instruction.
10576 * config/m68k/m68k.h (TUNE_CFV4): New macro.
10577 (m68k_sched_attr_size): Update declaration.
10578 (m68k_sched_attr_type2): Remove.
10579 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
10580 Declare new bypass predicates.
10582 * config/m68k/m68k.c (m68k_sched_issue_rate,
10583 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
10585 (TARGET_SCHED_ISSUE_RATE,
10586 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
10587 (override_options): Handle scheduling for ColdFire V4 core.
10588 (m68k_expand_prologue): Emit stack_tie.
10589 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
10590 'OP_TYPE_FPN'. Update all uses.
10591 (sched_guess_p): Remove.
10592 (sched_address_type): Handle symbolic addresses.
10593 (sched_get_operand): New static function.
10594 (sched_operand_type): Merge into sched_attr_op_type.
10595 (sched_attr_op_type): Handle FP registers, handle quick constants,
10597 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
10598 (m68k_sched_attr_size): Update. Move logic to ...
10599 (sched_get_attr_size_int): New static function.
10600 (sched_get_opxy_mem_type): New static function.
10601 (m68k_sched_attr_op_mem): Update.
10602 (m68k_sched_attr_type2): Remove.
10603 (sched_cfv4_bypass_data): New static variable.
10604 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
10605 (m68k_sched_issue_rate): Implement scheduler hook.
10606 (struct _sched_ib: enabled_p): New field.
10607 (m68k_sched_variable_issue): Update. Handle V4.
10608 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
10609 sched_dump_class_func_t, sched_dump_split_class,
10610 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
10611 sched_dump_dfa_class, m68k_sched_dump): Remove.
10612 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
10614 (m68k_sched_init_global): Remove statisctics dumping, introduce
10615 sanity check that all instructions have pipeline reservations. Handle
10617 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10618 Handle ColdFire V4 core.
10619 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
10620 New static functions.
10621 (m68k_sched_address_bypass_p): New bypass predicate.
10622 (sched_get_indexed_address_scale): New static function.
10623 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
10625 * cf.md: Update comments.
10626 (define_attr type2): Remove. Use 'type' attribute instead.
10628 (cf_ib): Rename to cfv123_ib. Update all uses.
10629 (cf_oep): Rename to cfv123_oep. Update all uses.
10630 (cf_chr): Rename to cfv123_chr. Update all uses.
10631 (cf_mem): Rename to cfv123_mem. Update all uses.
10632 (cf_mac): Move to more appropriate place.
10633 (cfv123_guess): New automaton and cpu_unit.
10634 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
10635 Update uses of 'size' attribute. Handle before reload scheduling.
10636 (cfv123_guess): New dummy reservation for unhandled instructions.
10637 (cfv4_*): Pipeline description of ColdFire V4 core.
10638 (ignore): New reservation to handle 'ignore' type.
10640 2008-05-07 Ian Lance Taylor <iant@google.com>
10642 PR middle-end/36013
10643 * gimplify.c (find_single_pointer_decl_1): Don't look through
10645 (find_single_pointer_decl): Adjust comments.
10647 2008-05-07 Jakub Jelinek <jakub@redhat.com>
10649 PR middle-end/36137
10650 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
10651 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
10653 PR middle-end/36106
10654 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
10655 integral type rather than floating point, then VIEW_CONVERT_EXPR
10656 to the floating point type.
10658 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10660 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
10661 TFmode op0 to register.
10663 2008-05-07 Alan Modra <amodra@bigpond.net.au>
10665 * c-decl.c (grokdeclarator): Comment typo.
10667 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
10669 * tree-flow.h: Remove prototype for computed_goto_p.
10670 * tree-cfg.c (computed_goto_p): Make static.
10672 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
10675 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
10676 (contains_aligned_value_p): This. Handle _Decimal128.
10677 (ix86_function_arg_boundary): Only align _Decimal128 to its
10678 natural boundary and handle it properly.
10680 2008-05-06 Martin Jambor <mjambor@suse.cz>
10682 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
10683 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
10684 (ipcp_method_set_orig_node): Removed.
10685 (ipcp_cval_get_cvalue_type): Removed.
10686 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
10687 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
10688 (ipcp_cval_set_cvalue_type): Removed.
10689 (ipcp_cval_get_cvalue): Removed.
10690 (ipcp_cval_set_cvalue): Removed.
10691 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
10692 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
10693 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
10694 (ipcp_cval_meet): Renamed to ipa_lattice_meet
10695 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
10696 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
10697 (ipcp_get_ith_lattice): Changed parameters.
10698 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
10699 (ipcp_lattice_from_jfunc): Changed parameters.
10700 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
10701 (ipcp_method_cval_print): Added temporary variable info.
10702 (ipcp_redirect): Removed already unused local variable caller.
10703 (ipcp_redirect): New temporary variable orig_callee_info
10704 (ipcp_redirect): Removed newly unused local variable callee.
10705 (ipcp_redirect): Removed (a bit confusing) local variable type.
10706 (ipcp_insert_stage): Added local variable info.
10707 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
10709 (ipcp_formal_create): Removed.
10710 (ipcp_method_cval_set): Removed.
10711 (ipcp_propagate_stage): Renamed lattice variables.
10712 (ipcp_method_cval_set_cvalue_type): Removed.
10713 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
10714 (ipcp_print_all_lattices): Changed printed strings to refer to
10715 lattices rather than cvals.
10716 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
10717 (ipcp_propagate_const): Changed formal parameters.
10718 (build_const_val): Changed formal parameters.
10719 (ipcp_insert_stage): Removed useless variable cvalue
10720 (build_const_val): Changed formal parameters.
10721 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
10722 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
10723 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
10724 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
10725 (ipcp_print_func_profile_counts): Changed string from "method" to
10727 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
10728 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
10729 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
10730 (ipcp_structures_print): Renamed to ipcp_print_all_structures
10731 (ipcp_profile_print): Renamed to ipcp_print_profile_data
10732 (ipcp_lat_is_const): Changed parameters and made inline.
10733 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
10734 (ipcp_redirect): Renamed to ipcp_need_redirect_p
10735 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
10736 the predicate condition directly
10737 (ipcp_propagate_stage): Added local variable args. Removed local
10738 variable callee. (Both are mere code simplifications.)
10739 (ipcp_method_dont_insert_const): Renamed to
10740 ipcp_node_not_modifiable_p.
10741 (ipcp_node_not_modifiable_p): Made inline.
10742 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
10743 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
10744 (ipcp_print_all_lattices): Removed variable cvalue
10745 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
10748 2008-05-06 Olivier Hainque <hainque@adacore.com>
10750 * tree-sra.c (try_instantiate_multiple_fields): Early return
10751 if field has POINTER_TYPE.
10753 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
10755 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
10756 by using 'q' specifier for instruction.
10757 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
10759 2008-05-06 Anatoly Sokolov <aesok@post.ru>
10761 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10762 Change mode of zero_extract from QImode to HImode.
10763 (sign bit tests peepholes): (Ditto.).
10765 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
10767 * config/i386/mmx.md: Remove double backslashes from asm templates.
10768 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
10769 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10770 to handle nonimmediate operands.
10771 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
10772 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10773 to handle nonimmediate operands.
10774 (*mmx_<code>v2sf3_finite): New insn pattern.
10775 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
10776 (mmx_<code>v2sf3): New expander. Use
10777 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10778 (mmx_<plusminus_insn><mode>3): New expander. Use
10779 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10780 (*mmx_<plusminus_insn><mode>3): New insn pattern.
10781 (mmx_add<mode>3): Removed.
10782 (mmx_ssadd<mode>3): Ditto.
10783 (mmx_usadd<mode>3): Ditto.
10784 (mmx_sub<mode>3): Ditto.
10785 (mmx_sssub<mode>3): Ditto.
10786 (mmx_ussub<mode>3): Ditto.
10787 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
10788 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
10789 to handle nonimmediate operands.
10790 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
10792 (mmx_smulv4hi3_highpart): New expander. Use
10793 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10794 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
10796 (mmx_umulv4hi3_highpart): New expander. Use
10797 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10798 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
10799 (mmx_<code>v4hi3): New expander. Use
10800 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10801 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
10802 (mmx_<code>v8qi3): New expander. Use
10803 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10804 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
10805 (mmx_<code><mode>3): New expander. Use
10806 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10808 2008-05-05 Jan Hubicka <jh@suse.cz>
10810 PR tree-optimization/36118
10811 * passes.c (pass_init_dump_file): Fix dump header.
10813 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10815 PR middle-end/36141
10816 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
10817 VCE for function decls.
10819 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10821 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
10823 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10825 * config/i386/i386.md (sat_plusminus): New.
10826 (plusminus_insn): Likewise.
10827 (plusminus_mnemonic): Likewise.
10829 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
10830 (*<addsub><mode>3_cc_overflow): Renamed to ...
10831 (*<plusminus_insn><mode>3_cc_overflow): This.
10832 (*<addsub>si3_zext_cc_overflow): Renamed to ...
10833 (*<plusminus_insn>si3_zext_cc_overflow): This.
10835 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
10836 (<plusminus_insn><mode>3): This.
10837 (*<addsub><mode>3): Renamed to ...
10838 (*<plusminus_insn><mode>3): This.
10839 (<sse>_vm<addsub><mode>3): Renamed to ...
10840 (<sse>_vm<plusminus_insn><mode>3): This.
10841 (sse3_h<addsub>v4sf3): Renamed to ...
10842 (sse3_h<plusminus_insn>v4sf3): This.
10843 (sse3_h<addsub>v2df3): Renamed to ...
10844 (sse3_h<plusminus_insn>v2df3): This.
10845 (<plusminus_insn><mode>3): New.
10846 (*<plusminus_insn><mode>3): Likewise.
10847 (sse2_<plusminus_insn><mode>3): Likewise.
10848 (add<mode>): Removed.
10849 (*add<mode>3): Likewise.
10850 (sse2_ssadd<mode>3): Likewise.
10851 (sse2_usadd<mode>3): Likewise.
10852 (sub<mode>3): Likewise.
10853 (*sub<mode>3): Likewise.
10854 (sse2_sssub<mode>3): Likewise.
10855 (sse2_ussub<mode>3): Likewise.
10857 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
10859 * gthr-single.h: Add in required interface elements as per gthr.h.
10860 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
10861 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
10862 Generalize UNUSED macro.
10863 (__gthread_once): Add.
10864 (__gthread_key_create): Add.
10865 (__gthread_key_delete): Add.
10866 (__gthread_getspecific): Add.
10867 (__gthread_setspecific): Add.
10869 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
10871 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
10872 the same size types for the indirect reference on the rhs, then
10875 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
10877 * config/i386/i386.md
10878 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
10879 one insn template instead of template series.
10880 (*xordi_1_rex64): Ditto.
10881 (*xordi_2_rex64): Ditto.
10883 2008-05-05 Ira Rosen <irar@il.ibm.com>
10885 PR tree-optimization/36119
10886 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
10889 2008-06-04 Jan Hubicka <jh@suse.cz>
10891 tree-optimization/36100
10892 * tree-pass.h (pass_O0_always_inline): Declare.
10893 * ipa-inline.c (inline_transform): Remove dead code.
10894 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10895 pass_O0_always_inline): New.
10896 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
10898 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
10900 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
10901 mnemonic in this_param move for TARGET_64BIT.
10903 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
10905 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
10906 (*strmovsi_rex_1): Ditto.
10907 (*strsetsi_1): Ditto.
10908 (*strsetsi_rex_1): Ditto.
10910 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
10911 adddicc expanders using SWI mode iterator.
10913 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
10916 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
10919 2008-05-04 David S. Miller <davem@davemloft.net>
10921 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
10922 (sparc*-*-linux*): Use linux.h in tm_file.
10923 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
10924 compiler defaulting to 32-bit.
10925 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
10927 * config/sparc/linux.h: Remove definitions now obtained
10928 properly from linux.h
10929 * config/sparc/linux64.h: Likewise.
10930 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
10931 don't want this setting for 32-bit builds in a biarch compiler.
10932 * doc/install.texi: Add sparc-linux to list of targets
10933 supporting --enable-targets=all.
10935 2008-05-03 Andrew Pinski <pinskia@gmail.com>
10937 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
10939 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
10941 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
10942 after V4SI_FTYPE_V8HI.
10943 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
10944 case V4SI_FTYPE_V2DF.
10946 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10948 * doc/invoke.texi (max-flow-memory-locations): Removed.
10949 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
10951 2008-05-03 Richard Guenther <rguenther@suse.de>
10953 PR middle-end/34973
10954 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
10956 2008-05-02 David S. Miller <davem@davemloft.net>
10958 * config.gcc (need_64bit_hwint): Document libcpp dependency.
10960 2008-05-02 Simon Baldwin <simonb@google.com>
10963 * c-common.h (warn_array_subscript_range): Removed.
10964 * c-common.c (warn_array_subscript_range): Ditto.
10965 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10966 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10968 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10970 * config/i386/i386.c (ix86_special_builtin_type): New.
10971 (bdesc_special_args): Likewise.
10972 (ix86_expand_special_args_builtin): Likewise.
10973 (ix86_init_mmx_sse_builtins): Updated.
10974 (ix86_expand_builtin): Updated.
10975 (ix86_expand_store_builtin): Removed.
10976 (ix86_expand_unop_builtin): Likewise.
10978 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10979 * config/i386/mmintrin.h (__v2sf): Here.
10981 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10983 (_mm_loadl_pi): Likewise.
10984 (_mm_storeh_pi): Replace __v2si with __v2sf.
10985 (_mm_storel_pi): Likewise.
10987 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10988 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10989 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10990 __builtin_ia32_loadlpd.
10992 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10994 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10995 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10996 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10997 (ix86_init_mmx_sse_builtins): Updated.
10998 (ix86_expand_args_builtin): Likewise.
10999 (ix86_expand_builtin): Likewise.
11000 (ix86_expand_unop1_builtin): Renamed to ...
11001 (ix86_expand_unop_vec_merge_builtin): This.
11003 2008-05-01 Jan Hubicka <jh@suse.cz>
11006 * ipa-inline.c (inline_generate_summary): Make static.
11007 (inline_transform): Do not call inlining at -O0; make static.
11008 * passes.c (execute_todo): Add sanity check.
11009 (execute_one_ipa_transform_pass): Execute proper flags.
11011 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
11013 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
11014 (DECL_NONADDRESSABLE_P): Likewise.
11015 * alias.c (record_component_aliases): Fix comment.
11017 2008-05-01 Simon Baldwin <simonb@google.com>
11019 * c-common.h (warn_array_subscript_range): New function.
11020 * c-common.c (warn_array_subscript_range): Ditto.
11021 * tree-vrp.c (check_array_ref): Corrected code to agree with
11022 comment, ignoring only arrays of size 0 or size 1.
11023 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
11025 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11027 * config/i386/i386.c (ix86_builtin_type): Replace
11028 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
11029 (bdesc_args): Updated.
11030 (ix86_init_mmx_sse_builtins): Likewise.
11031 (ix86_expand_args_builtin): Likewise.
11033 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
11036 * doc/extend.texi: Correct __builtin_ia32_palignr.
11038 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11041 * config/i386/i386.c (bdesc_crc32): Removed.
11042 (ix86_expand_crc32): Likewise.
11043 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
11044 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
11045 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
11046 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
11047 UINT_FTYPE_UINT_UCHAR.
11048 (bdesc_args): Updated. Add crc32 builtins.
11049 (ix86_init_mmx_sse_builtins): Updated.
11050 (ix86_expand_args_builtin): Updated to support subreg.
11052 * doc/extend.texi: Correct __builtin_ia32_crc32di.
11054 2008-05-01 Jan Hubicka <jh@suse.cz>
11056 * tree-pass.h (opt_pass): Add IPA_PASS.
11057 (varpool_node, cgraph_node): Forward declare.
11058 (ipa_opt_pass): Define.
11059 (pass_ipa_inline): Turn into ipa_opt_pass.
11060 (pass_apply_inline): Remove.
11061 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
11062 (apply_inline): Turn into ....
11063 (inline_transform): ... this one.
11064 (inline_generate_summary): New function.
11065 (pass_apply_inline): Remove.
11066 * function.h (ipa_opt_pass): Forward declare structure; typedef;
11068 (struct function): Add ipa_transforms_to_apply.
11069 * passes.c (register_one_dump_file): Work on IPA_PASS.
11070 (init_optimization_passes): Remove pass_inline_parameters and
11072 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
11073 (execute_one_pass) ... here; apply transforms when possible.
11074 (add_ipa_transform_pass, execute_ipa_summary_asses,
11075 execute_one_ipa_transform_pass): New.
11076 (execute_ipa_pass_list): Update for IPA_PASS type.
11078 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11080 * config/i386/i386.c (ix86_builtin_type): Add
11081 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
11082 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
11083 (bdesc_args): Add SSE4a builtins.
11084 (ix86_init_mmx_sse_builtins): Updated.
11085 (ix86_expand_args_builtin): Likewise.
11086 (ix86_expand_builtin): Likewise.
11088 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11090 * config/i386/i386.c (ix86_builtin_type): Add
11091 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
11092 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
11093 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
11094 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
11095 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
11096 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
11097 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
11098 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
11099 and DI_FTYPE_DI_DI_INT.
11100 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
11101 (ix86_init_mmx_sse_builtins): Updated.
11102 (ix86_expand_args_builtin): Likewise.
11103 (ix86_expand_builtin): Likewise.
11104 (ix86_expand_binop_imm_builtin): Removed.
11106 * doc/extend.texi: Correct __builtin_ia32_palignr128.
11108 2008-04-30 Richard Guenther <rguenther@suse.de>
11110 PR tree-optimization/32921
11111 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
11113 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
11115 * config/arm/arm.c (arm_unwind_emit): Use
11116 crtl->all_throwers_are_sibcalls instead of
11117 cfun->all_throwers_are_sibcalls.
11118 (arm_output_fn_unwind): Likewise.
11119 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
11120 instead of cfun->uses_pic_offset_table.
11121 (frv_expand_prologue): Likewise.
11122 (frv_frame_pointer_required): Likewise.
11123 (frv_expand_fdpic_call): Likewise.
11124 (frv_emit_movsi): Likewise.
11125 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
11126 cfun->returns_pcc_struct instead of
11127 current_function_returns_pcc_struct.
11128 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
11129 instead of cfun->calls_eh_return.
11130 (m32c_pushm_popm): Likewise.
11131 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
11132 "extern" declaration.
11134 2008-04-30 Richard Guenther <rguenther@suse.de>
11136 PR tree-optimization/21636
11137 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
11139 (evaluate_stmt): Print the likely value.
11140 (ccp_visit_stmt): Avoid excessive vertical spacing.
11142 2008-04-30 Rafael Espindola <espindola@google.com>
11144 * builtins.c (fold_call_expr): Return realret.
11145 * tree-ssa-threadedge.c
11146 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11147 __builtin_object_size.
11149 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
11151 * gcc.c (wrapper_string): New variable.
11152 (insert_wrapper): New function.
11153 (execute): New option -wrapper.
11154 * doc/invoke.texi (Overall Options): New driver option -wrapper.
11156 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
11158 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
11159 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
11160 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
11162 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
11163 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
11164 config/rs6000/e500crtres64gprctr.asm,
11165 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
11166 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
11167 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
11168 config/rs6000/e500crtsav64gprctr.asm,
11169 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
11170 config/rs6000/e500crtsavg64gprctr.asm: New files.
11171 * config/rs6000/t-ppccomm: Add build rules for new files.
11172 (LIB2FUNCS_STATIC_EXTRA): Add new files.
11173 * config/rs6000/t-netbsd: Add build rules for new files.
11174 (LIB2FUNCS_STATIC_EXTRA): New variable.
11175 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
11176 (CRTSAVRES_DEFAULT_SPEC): Likewise.
11177 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
11179 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
11181 * config/i386/i386.c (ix86_builtin_type): Add
11182 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
11183 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
11184 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
11185 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
11186 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
11187 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
11188 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
11189 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
11190 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
11191 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
11192 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
11193 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
11194 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
11195 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
11196 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
11197 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
11198 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
11199 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
11200 V1DI_FTYPE_V2SI_V2SI.
11201 (bdesc_2arg): Moved to ...
11202 (bdesc_args): Here.
11203 (ix86_init_mmx_sse_builtins): Updated.
11204 (ix86_expand_args_builtin): Updated. Take a pointer
11205 to const struct builtin_description. Handle comparison
11207 (ix86_expand_sse_compare): Take a new argument for swapping operands.
11208 (ix86_expand_builtin): Updated.
11210 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
11211 (ssse3_pmaddubsw128): This.
11212 (ssse3_pmaddubswv4hi3): Renamed to ...
11213 (ssse3_pmaddubsw): This.
11215 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
11216 (__builtin_ia32_packssdw128): Likewise.
11217 (__builtin_ia32_packuswb128): Likewise.
11218 (__builtin_ia32_pmaddubsw): Likewise.
11219 (__builtin_ia32_pmaddubsw128): Likewise.
11221 2008-04-30 Richard Guenther <rguenther@suse.de>
11223 PR tree-optimization/14847
11224 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
11225 (recognize_bits_test): Use it.
11226 (recognize_single_bit_test): Likewise.
11228 2008-04-30 Martin Jambor <mjambor@suse.cz>
11230 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
11231 instead of setting number of formal parameters to zero.
11232 (ipcp_init_stage): Do not set the number of actual parameters to zero
11234 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
11235 which are called with variable number of arguments.
11236 (ipcp_insert_stage): Explicitely skipping all nodes which are
11237 called with variable number of arguments.
11238 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
11239 number of parameters.
11241 * ipa-prop.h (struct ipa_node_params): Added flag
11242 called_with_var_arguments
11243 (ipa_set_param_count): Added. Changed sole setter to use it.
11244 (ipa_get_param_count): Added. All readers of param_count
11245 converted to use it instead.
11246 (ipa_set_called_with_variable_arg): Added.
11247 (ipa_is_called_with_var_arguments): Added.
11248 (ipa_get_ith_param): Added. All readers of param_decls converted
11250 (ipa_set_cs_argument_count): Added, sole writer to argument_count
11252 (ipa_get_cs_argument_count): Added, all readers of argument_count
11254 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
11257 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
11258 (struct ipcp_lattice): Renamed cval_type to type
11259 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
11261 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
11262 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
11263 (ipcp_insert_stage): Changed the type of variable cvalue to tree
11264 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
11265 (build_const_val): Changed the type of parameter cvalue to tree
11266 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
11267 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
11269 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
11272 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
11273 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
11274 (ipa_add_method): Renamed to ipa_push_func_to_list
11275 (ipa_remove_method): Renamed to ipa_pop_func_from_list
11276 (ipa_callsite_param_count): Removed.
11277 (ipa_callsite_param_count_set): Removed.
11278 (ipa_callsite_param): Removed.
11279 (ipa_callsite_callee): Removed.
11280 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
11281 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
11282 (ipa_method_formal_count): Removed.
11283 (ipa_method_formal_count_set): Removed.
11284 (ipa_method_get_tree): Removed.
11285 (ipa_method_tree_map_create): Removed.
11286 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
11287 (ipa_create_param_decls_array): Creates the array itself
11288 (ipa_create_param_decls_array): Temporary variable info instead of
11289 a few dereferences.
11290 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
11291 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
11292 (get_type): Removed.
11293 (ipa_jf_get_info_type): Removed.
11294 (ipa_node_create): Renamed to ipa_create_node_params
11295 (ipa_free): Renamed to ipa_free_all_node_params
11296 (ipa_nodes_create): Renamed to ipa_create_all_node_params
11297 (ipa_edges_create): Renamed to ipa_create_all_edge_args
11298 (ipa_edges_free): Renamed to ipa_free_all_edge_args
11299 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
11300 (ipa_free_all_node_params): Deallocation to jump_functions moved to
11301 ipa_free_all_edge_args
11302 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
11303 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
11304 (ipa_create_methodlist_node): Removed.
11305 (ipa_methodlist_method): Removed.
11306 (ipa_methodlist_method_set): Removed.
11307 (ipa_methodlist_next_method): Removed.
11308 (ipa_methodlist_next_method_set): Removed.
11309 (ipa_method_is_modified): Removed.
11310 (ipa_method_modify_create): Removed.
11311 (ipa_method_modify_init): Temporary variable info instead of a few
11313 (ipa_detect_param_modifications): Temporary variable info instead of
11314 a few dereferences.
11315 (ipa_compute_jump_functions): Temporary variable info instead of
11316 a few dereferences.
11317 (ipa_method_modify_set): Removed.
11318 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
11319 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
11320 than craph_node as the first parameter.
11321 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
11322 (ipa_method_modify_init): Removed.
11323 (ipa_compute_jump_functions): Added a temp variable instead of
11324 repeatadly dereferencing the cgraph_edge.aux pointer
11325 (ipa_callsite_param_set_type): Removed.
11326 (ipa_compute_jump_functions): i renamed to index and moved to
11328 (ipa_callsite_param_set_info_type_formal): Removed.
11329 (ipa_callsite_param_set_info_type): Removed.
11330 (ipa_callsite_param_map_create): Removed.
11331 (ipa_callsite_tree): Removed.
11332 (ipa_callsite_caller): Removed.
11333 (ipa_pop_func_from_list): return_method removed to return_func
11335 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
11336 prefixed all values with IPA_. Changed all users.
11337 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
11338 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
11339 and FORMAL_IPATYPE IPA_PASS_THROUGH.
11340 (union parameter_info): Renamed to jump_func_value.
11341 (union jump_func_value): Renamed value to constant
11342 (struct ipa_jump_func): Renamed info_type to value
11343 (struct ipa_node): Renamed to ipa_node_params
11344 (struct ipa_node_params): Renamed ipa_arg_num to param_count
11345 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
11346 (struct ipa_node_params): Renamed ipa_mod to modified_flags
11347 (struct ipa_edge): Renamed to ipa_edge_args
11348 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
11349 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
11350 (struct ipa_methodlist): Renamed to ipa_func_list
11351 (struct ipa_func_list): method_p renamed to node, next_method
11353 (ipa_methodlist_p): Removed, switched all users to struct pointer
11354 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
11356 2008-04-30 Alan Modra <amodra@bigpond.net.au>
11358 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
11359 (rs6000_emit_epilogue): Use backchain to restore only when we
11360 have a large frame. Make use of frame pointer to restore if we
11361 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
11363 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
11365 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
11366 Add mode to zero_extract.
11367 (sign bit tests peepholes): (Ditto.).
11369 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
11371 * config/i386/i386.c (ix86_builtins): Replace Prescott New
11372 Instructions in comments with SSE3.
11373 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
11374 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
11375 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
11376 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
11377 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
11378 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
11379 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
11380 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
11381 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
11382 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
11383 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
11384 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
11385 (bdesc_sse_args): Renamed to ...
11386 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
11387 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
11388 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
11389 IX86_BUILTIN_FABSQ.
11390 (bdesc_1arg): Moved to ...
11391 (bdesc_args): Here.
11392 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
11393 Instructions in comments with SSE3.
11394 (ix86_expand_sse_operands_builtin): Renamed to ...
11395 (ix86_expand_args_builtin): This. Updated.
11396 (ix86_expand_unop1_builtin): Update comments.
11397 (ix86_expand_builtin): Updated.
11399 2008-04-29 Richard Guenther <rguenther@suse.de>
11401 PR tree-optimization/36078
11402 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
11403 Update virtual SSA form after cleaning up the CFG.
11405 2008-04-29 Richard Guenther <rguenther@suse.de>
11407 PR middle-end/15255
11408 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
11410 2008-04-29 Richard Guenther <rguenther@suse.de>
11412 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
11413 (compute_may_aliases): Do not call finalize_ref_all_pointers.
11414 (compute_flow_insensitive_aliasing): Do not treat
11415 PTR_IS_REF_ALL pointers special.
11416 (get_smt_for): Likewise.
11417 (may_alias_p): Re-structure.
11418 (is_escape_site): A ref-all pointer conversion is not an escape site.
11419 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
11420 PTR_IS_REF_ALL pointers special.
11421 * tree-ssa-structalias.h (struct alias_info): Remove
11422 ref_all_symbol_mem_tag field.
11423 (PTR_IS_REF_ALL): Remove.
11425 2008-04-29 Richard Guenther <rguenther@suse.de>
11427 PR middle-end/36077
11428 * fold-const.c (extract_muldiv_1): In combining division constants
11429 make sure to never overflow.
11431 2008-04-29 Nick Clifton <nickc@redhat.com>
11433 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
11435 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11438 * optc-gen.awk: Work around HP-UX/IA awk bug.
11440 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
11442 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
11445 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11448 * config/i386/i386.md
11449 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
11450 Change operand 1 predicate to nonimmediate_operand.
11452 2008-04-28 Jakub Jelinek <jakub@redhat.com>
11455 * dwarf2out.c (struct die_struct): Mark as chain_circular through
11457 * gengtype.c (walk_type, write_func_for_structure): Handle
11459 * doc/gty.texi: Document chain_circular.
11461 2008-04-28 Richard Guenther <rguenther@suse.de>
11463 PR tree-optimization/36066
11464 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
11467 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11470 * config/i386/i386.md
11471 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
11472 Use match_scratch instead of match_operand for operands 3 and 4.
11474 2008-04-27 Richard Guenther <rguenther@suse.de>
11476 PR tree-optimization/18754
11477 PR tree-optimization/34223
11478 * tree-pass.h (pass_complete_unrolli): Declare.
11479 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
11480 loop size before and after unconditionally of UL_NO_GROWTH in effect.
11481 Rewrite loop into loop closed SSA form if it is not already.
11482 (tree_unroll_loops_completely): Re-structure to iterate over
11483 innermost loops with intermediate CFG cleanups.
11484 Unroll outermost loops only if requested or the code does not grow
11486 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
11487 loops are available.
11488 (tree_vectorize): Instead do so here.
11489 (tree_complete_unroll): Also unroll outermost loops.
11490 (tree_complete_unroll_inner): New function.
11491 (gate_tree_complete_unroll_inner): Likewise.
11492 (pass_complete_unrolli): New pass.
11493 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
11494 uses outside of the loop.
11495 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
11496 form if it is available.
11497 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
11498 * passes.c (init_optimization_passes): Schedule complete inner
11499 loop unrolling pass before the first CCP pass after final inlining.
11501 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
11503 * targhooks.h (default_emutls_var_fields,
11504 default_emutls_var_init): Declare.
11505 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
11506 * target.h (struct gcc_target): Add struct emutls member.
11507 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
11508 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
11509 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
11510 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
11511 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
11512 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
11513 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
11514 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
11515 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
11516 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
11517 emit debug information.
11518 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
11519 * varasm.c: Include targhooks.h.
11520 (emutls_object_section, emutls_tmpl_section): New.
11521 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
11522 (EMUTLS_SEPARATOR): New.
11523 (prefix_name): New.
11524 (get_emutls_object_name): New.
11525 (default_emutls_var_fields): New, broken out of ...
11526 (get_emutls_object_type): ... here. Adjust to use target hooks.
11527 (get_emutls_init_templ_addr): Adjust to use target hooks.
11528 (emutls_decl): Adjust to use target hooks.
11529 (emutls_finish): Likewise.
11530 (default_emutls_var_init): New, broken out of ...
11531 (assemble_variable): ... here. Adjust to use target hooks.
11532 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
11533 SECCAT_EMUTLS_TMPL.
11534 * c-common.c (handle_section_attribute): Prevent overriding
11535 sections for emulated tls with special sections.
11536 * config/i386/i386.c (x86_64_elf_select_section): Add
11537 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
11538 (x86_64_elf_unique_section): Likewise.
11539 * config/vxworks.c: Include tree.h.
11540 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
11541 (vxworks_override_options): Set TLS scheme.
11542 * doc/tm.texi (Emulated TLS): New node.
11544 2008-04-26 Simon Baldwin <simonb@google.com>
11547 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
11548 with propagated string constants.
11550 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
11552 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
11553 constraint for operand 2 when operand 0 is memory operand.
11554 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
11555 operand 0 is memory operand.
11556 (fix_trunc<mode>_i387_with_temp): Ditto.
11557 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
11558 operand 2 when operand 1 is memory operand.
11559 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
11560 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
11561 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
11562 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11563 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
11564 operands 2,3 and 4 when operand 1 is memory operand.
11565 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
11567 (fistdi2_floor_with_temp): Ditto.
11568 (fist<mode>2_floor_with_temp): Ditto.
11569 (fistdi2_ceil_with_temp): Ditto.
11570 (fist<mode>2_ceil_with_temp): Ditto.
11571 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
11573 2008-04-26 David Daney <ddaney@avtrex.com>
11575 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
11577 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
11578 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11579 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11580 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
11581 (compare_and_swap_12): New insn.
11582 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
11583 * config/mips/mips.c (mips_force_binary): New function.
11584 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
11585 (mips_expand_compare_and_swap_12): New function.
11586 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
11588 2008-04-25 Jan Hubicka <jh@suse.cz>
11591 * cfgexpand.c (pass_expand): Turn into RTL pass.
11592 * passes.c (execute_one_pass): Do pass typechecking after execution.
11593 * tree-pass.h (pass_expand): Turn into RTL pass.
11595 * function.h (struct rtl_data): Move here fields
11596 accesses_prior_frames, calls_eh_return, saves_all_registers,
11597 has_nonlocal_goto, has_asm_statement, is_thunk,
11598 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
11599 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
11600 arg_pointer_save_area_init from struct function; turn into bool.
11601 (struct function): Move
11602 calls_eh_return, saves_all_registers, has_nonlocal_goto,
11603 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
11604 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
11605 tail_call_emit, arg_pointer_save_area_init
11606 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
11607 (current_function_returns_struct, current_function_returns_pcc_struct,
11608 current_function_calls_setjmp, current_function_calls_alloca,
11609 current_function_accesses_prior_frames,
11610 current_function_calls_eh_return, current_function_is_thunk,
11611 current_function_stdarg, current_function_profile,
11612 current_function_limit_stack, current_function_uses_pic_offset_table,
11613 current_function_uses_const_pool, current_function_has_nonlocal_label,
11614 current_function_saves_all_registers,
11615 current_function_has_nonlocal_goto,
11616 current_function_has_asm_statement): Remove accesor macros.
11617 * ra-conflict.c (global_conflicts): Update.
11618 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
11619 (suitable_for_tail_call_opt_p): Update.
11620 * builtins.c (expand_builtin_return_addr): Update.
11621 (expand_builtin_setjmp_setup): Update.
11622 (expand_builtin_nonlocal_goto): Update.
11623 * final.c (final_start_function): Update.
11624 (profile_function): Update.
11625 (leaf_function_p): Update.
11626 (only_leaf_regs_used): Update.
11627 * df-scan.c (df_get_exit_block_use_set): Update.
11628 * dojump.c (clear_pending_stack_adjust): Update.
11629 * tree-stdarg.c (gate_optimize_stdarg): Update.
11630 * gimple-low.c (lower_function_body): Update.
11631 * global.c (compute_regsets): Update.
11632 (global_alloc): Update.
11633 * dwarf2out.c (dwarf2out_begin_prologue): Update.
11634 * expr.c (expand_assignment): Update.
11635 * dse.c (dse_step0): Update.
11636 (dse_step1): Update.
11637 * c-decl.c (store_parm_decls): Update.
11638 * local-alloc.c (combine_regs): Update.
11639 (find_free_reg): Update.
11640 * function.c (assign_parms_augmented_arg_list): Update.
11641 (assign_parm_find_data_types): Update.
11642 (assign_parms): Update.
11643 (allocate_struct_function): Update.
11644 (expand_function_start): Update.
11645 (expand_function_end): Update.
11646 (get_arg_pointer_save_area): Update.
11647 (thread_prologue_and_epilogue_insns): Update.
11648 (rest_of_match_asm_constraints): Update.
11649 * stor-layout.c (variable_size): Update.
11650 * gcse.c (gcse_main): Update.
11651 (bypass_jumps): Update.
11652 * gimplify.c (gimplify_function_tree): Update.
11653 * calls.c (emit_call_1): Update.
11654 (expand_call): Update.
11655 * bt-load.c (compute_defs_uses_and_gen): Update.
11656 * except.c (sjlj_assign_call_site_values): Update.
11657 (sjlj_emit_function_enter): Update.
11658 (can_throw_external): Update.
11659 (set_nothrow_function_flags): Update.
11660 (expand_builtin_unwind_init): Update.
11661 (expand_eh_return): Update.
11662 (convert_to_eh_region_ranges): Update.
11663 (output_function_exception_table): Update.
11664 * emit-rtl.c (gen_tmp_stack_mem): Update.
11665 * cfgexpand.c (expand_used_vars): Update.
11666 (tree_expand_cfg): Update.
11667 * cfgcleanup.c (rest_of_handle_jump): Update.
11668 * explow.c (allocate_dynamic_stack_space): Update.
11669 * varasm.c (assemble_start_function): Update.
11670 (force_const_mem): Update.
11671 (mark_constant_pool): Update.
11672 * tree-optimize.c (tree_rest_of_compilation): Update.
11673 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
11674 * tree-cfg.c (notice_special_calls): Update.
11675 (is_ctrl_altering_stmt): Update.
11676 (tree_can_make_abnormal_goto): Update.
11677 (tree_purge_dead_abnormal_call_edges): Update.
11678 * config/alpha/predicates.md: Update.
11679 * config/alpha/alpha.c (alpha_sa_mask): Update.
11680 (alpha_sa_size): Update.
11681 (alpha_does_function_need_gp): Update.
11682 (alpha_expand_prologue): Update.
11683 (alpha_start_function): Update.
11684 (alpha_output_function_end_prologue): Update.
11685 (alpha_expand_epilogue): Update.
11686 * config/frv/frv.c (frv_stack_info): Update.
11687 (frv_expand_epilogue): Update.
11688 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
11689 (s390_register_info): Update.
11690 (s390_frame_info): Update.
11691 (s390_init_frame_layout): Update.
11692 (s390_can_eliminate): Update.
11693 (save_gprs): Update.
11694 * config/spu/spu.c (spu_split_immediate): Update.
11695 (need_to_save_reg): Update.
11696 (spu_expand_prologue): Update.
11697 (spu_expand_epilogue): Update.
11698 * config/sparc/sparc.md: Update.
11699 * config/sparc/sparc.c (eligible_for_return_delay): Update.
11700 (sparc_tls_got): Update.
11701 (legitimize_pic_address): Update.
11702 (sparc_emit_call_insn): Update.
11703 (sparc_expand_prologue): Update.
11704 (output_return): Update.
11705 (print_operand): Update.
11706 (sparc_function_ok_for_sibcall): Update.
11707 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
11708 * config/m32r/m32r.md: Update.
11709 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
11710 (m32r_compute_frame_size): Update.
11711 (m32r_expand_prologue): Update.
11712 (m32r_expand_epilogue): Update.
11713 (m32r_legitimize_pic_address): Update.
11714 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
11715 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11716 * config/i386/i386.c (ix86_frame_pointer_required): Update.
11717 (gen_push): Update.
11718 (ix86_save_reg): Update.
11719 (ix86_compute_frame_layout): Update.
11720 (ix86_expand_prologue): Update.
11721 (ix86_expand_epilogue): Update.
11722 * config/sh/sh.c (output_stack_adjust): Update.
11723 (calc_live_regs): Update.
11724 (sh5_schedule_saves): Update.
11725 (sh_expand_prologue): Update.
11726 (sh_expand_epilogue): Update.
11727 (sh_setup_incoming_varargs): Update.
11728 (sh_allocate_initial_value): Update.
11729 (sh_get_pr_initial_val): Update.
11730 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
11731 * config/sh/sh.md (label:): Update.
11732 * config/avr/avr.c (out_movhi_mr_r): Update.
11733 * config/crx/crx.h (enum): Update.
11734 * config/xtensa/xtensa.h (along): Update.
11735 * config/stormy16/stormy16.c Update.
11736 (xstormy16_compute_stack_layout): Update.
11737 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
11738 (fr30_expand_prologue): Update.
11739 * config/cris/cris.c (cris_conditional_register_usage): Update.
11740 (cris_reg_saved_in_regsave_area): Update.
11741 (cris_initial_frame_pointer_offset): Update.
11742 (cris_simple_epilogue): Update.
11743 (cris_expand_prologue): Update.
11744 (cris_expand_epilogue): Update.
11745 (cris_expand_pic_call_address): Update.
11746 (cris_asm_output_symbol_ref): Update.
11747 (cris_asm_output_label_ref): Update.
11748 * config/cris/cris.md Update.
11749 * config/iq2000/iq2000.c (compute_frame_size): Update.
11750 (iq2000_expand_epilogue): Update.
11751 * config/mt/mt.h (save_direction): Update.
11752 * config/mn10300/mn10300.c (mn10300_function_value): Update.
11753 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11754 (ia64_secondary_reload_class): Update.
11755 * config/m68k/m68k.c (m68k_save_reg): Update.
11756 (m68k_expand_prologue): Update.
11757 (m68k_expand_epilogue): Update.
11758 (legitimize_pic_address): Update.
11759 * config/rs6000/rs6000.c (rs6000_got_register): Update.
11760 (first_reg_to_save): Update.
11761 (first_altivec_reg_to_save): Update.
11762 (compute_vrsave_mask): Update.
11763 (compute_save_world_info): Update.
11764 (rs6000_stack_info): Update.
11765 (spe_func_has_64bit_regs_p): Update.
11766 (rs6000_ra_ever_killed): Update.
11767 (rs6000_emit_eh_reg_restore): Update.
11768 (rs6000_emit_allocate_stack): Update.
11769 (rs6000_emit_prologue): Update.
11770 (rs6000_emit_epilogue): Update.
11771 (rs6000_output_function_epilogue): Update.
11772 (output_profile_hook): Update.
11773 (rs6000_elf_declare_function_name): Update.
11774 * config/rs6000/rs6000.h (rs6000_args): Update.
11775 * config/rs6000/rs6000.md: Update.
11776 * config/mcore/mcore.c (mcore_expand_prolog): Update.
11777 * config/arc/arc.c (arc_output_function_epilogue): Update.
11778 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
11779 * config/darwin.c (machopic_function_base_name): Update.
11780 * config/score/score3.c (score3_compute_frame_size): Update.
11783 (score3_epilogue): Update.
11784 * config/score/score7.c (score7_compute_frame_size): Update.
11785 (score7_prologue): Update.
11786 (score7_epilogue): Update.
11787 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
11788 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11789 * config/arm/arm.c (use_return_insn): Update.
11790 (require_pic_register): Update.
11791 (arm_load_pic_register): Update.
11792 (arm_compute_save_reg0_reg12_mask): Update.
11793 (arm_compute_save_reg_mask): Update.
11794 (thumb1_compute_save_reg_mask): Update.
11795 (output_return_instruction): Update.
11796 (arm_output_function_prologue): Update.
11797 (arm_output_epilogue): Update.
11798 (arm_get_frame_offsets): Update.
11799 (arm_expand_prologue): Update.
11800 (thumb_pushpop): Update.
11801 (thumb_exit): Update.
11802 (thumb1_expand_prologue): Update.
11803 (thumb1_expand_epilogue): Update.
11804 (arm_unwind_emit): Update.
11805 (arm_output_fn_unwind): Update.
11806 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
11807 * config/arm/arm.md: Update.
11808 * config/pa/pa.md: Update.
11809 * config/pa/pa.c (legitimize_pic_address): Update.
11810 (compute_frame_size): Update.
11811 (hppa_expand_prologue): Update.
11812 (hppa_expand_epilogue): Update.
11813 (borx_reg_operand): Update.
11814 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
11815 (HARD_REGNO_RENAME_OK): Update.
11816 * config/mips/mips.c (mips_global_pointer): Update.
11817 (mips_save_reg_p): Update.
11818 (mips_compute_frame_info): Update.
11819 (mips_frame_pointer_required): Update.
11820 (mips_expand_prologue): Update.
11821 (mips_expand_epilogue): Update.
11822 (mips_can_use_return_insn): Update.
11823 (mips_reorg_process_insns): Update.
11824 * config/v850/v850.c (compute_register_save_size): Update.
11825 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
11826 * config/mmix/mmix.c (along): Update.
11827 (mmix_expand_epilogue): Update.
11828 * config/bfin/bfin.c (legitimize_pic_address): Update.
11829 (must_save_p): Update.
11830 (stack_frame_needed_p): Update.
11831 (add_to_reg): Update.
11832 (bfin_expand_prologue): Update.
11833 * stmt.c (expand_asm_operands): Update.
11834 * reload1.c (reload): Update.
11835 (init_elim_table): Update.
11837 2008-04-25 Bob Wilson <bob.wilson@acm.org>
11839 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
11841 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
11843 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
11844 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
11845 (mov<mode>): Removed.
11846 (*movv4sf_internal): Likewise.
11847 (*movv2df_internal): Likewise.
11849 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
11851 * config.gcc (crx-*-elf): Remove deprecation.
11853 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
11855 * config/i386/cygming-crtend.c (register_frame_ctor): Register
11856 __gcc_deregister_frame with atexit.
11857 (deregister_frame_dtor): Remove.
11859 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
11860 Nathan Sidwell <nathan@codesourcery.com>
11862 * config/rs6000/rs6000.opt (mspe): Remove Var property.
11864 * config/rs6000/rs6000.h (rs6000_spe): Declare.
11865 (rs6000_isel): Likewise.
11866 * config/rs6000/rs6000.c (rs6000_spe): New variable.
11867 (rs6000_isel): New variable.
11868 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
11870 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11873 * c-common.c (handle_vector_size_attribute): Call
11874 lang_hooks.types.reconstruct_complex_type instead of
11875 reconstruct_complex_type.
11876 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
11877 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
11878 * langhooks.h (struct lang_hooks_for_types): Add
11879 reconstruct_complex_type hook.
11880 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
11881 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
11883 2008-04-24 Richard Guenther <rguenther@suse.de>
11885 * c-common.h (check_builtin_function_arguments): Declare.
11886 * c-common.c (validate_nargs): New function.
11887 (check_builtin_function_arguments): Likewise.
11888 * c-typeck.c (build_function_call): Call
11889 check_builtin_function_arguments.
11890 * builtins.c (fold_builtin_classify): Remove error reporting code.
11891 (fold_builtin_unordered_cmp): Likewise.
11892 (fold_builtin_1): Likewise.
11893 (fold_builtin_n): Likewise.
11895 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11897 PR tree-optimization/36008
11898 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
11899 the original op1, rather than delta by step.
11901 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
11902 Sebastian Pop <sebastian.pop@amd.com>
11904 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
11905 eliminate_local_variables_stmt, eliminate_local_variables,
11906 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
11907 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
11908 of code delimited by two edges in the CFG.
11909 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
11910 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
11911 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
11912 the case of parallelisation of reductions.
11913 (expr_invariant_in_region_p): New.
11915 * tree-flow.h (gather_blocks_in_sese_region): Declared.
11916 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
11918 2008-04-24 Ira Rosen <irar@il.ibm.com>
11919 Richard Guenther <rguenther@suse.de>
11921 PR tree-optimization/36034
11922 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
11923 incapable of dealing with loads with gaps.
11925 2008-04-24 Rafael Espindola <espindola@google.com>
11927 * tree-flow.h (vrp_evaluate_conditional): Change signature.
11928 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11929 vrp_evaluate_conditional.
11930 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
11931 (vrp_evaluate_conditional): Split the cond argument.
11932 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
11933 (simplify_stmt_for_jump_threading): Update call to
11934 vrp_evaluate_conditional.
11936 2008-04-24 Ira Rosen <irar@il.ibm.com>
11938 PR tree-optimization/35982
11939 * tree-vect-analyze.c (vect_check_interleaving): Check that the
11940 interleaved data-refs are of the same type.
11942 2008-04-24 Danny Smith <dannysmith@users.net>
11944 * c-format.c (check_format_info_main): Use strncmp rather than a
11945 magic prefix to handle multichar length specs.
11946 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
11947 Don't prefix "I64" and "I32" with '\0'.
11949 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11952 * config/i386/i386.c (init_cumulative_args): Don't pass anything
11953 in registers for -m32 only if stdarg_p (fntype).
11955 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
11957 PR rtl-optimization/36006
11958 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
11959 temp to op0 in order to avoid invalid rtx sharing.
11961 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11963 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11964 check TREE_INVARIANT.
11965 * tree-gimple.c (is_gimple_address): New.
11966 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11967 * tree-gimple.h (is_gimple_address): New.
11968 * tree.h (decl_address_invariant_p): New.
11969 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11970 (build_string): Likewise.
11971 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11972 (tree_invariant_p_1): Likewise.
11973 (save_expr): Use it.
11974 (tree_invariant_p): New.
11975 (skip_simple_arithmetic): Use it.
11976 (stabilize_reference_1): Use it.
11977 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11979 (build1_stat): Drop code to compute TREE_INVARIANT.
11980 (build2_stat): Drop code to compute TREE_INVARIANT.
11981 (build3_stat): Drop code to compute TREE_INVARIANT.
11982 (build4_stat): Drop code to compute TREE_INVARIANT.
11983 (build5_stat): Drop code to compute TREE_INVARIANT.
11984 (build7_stat): Drop code to compute TREE_INVARIANT.
11985 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11986 * tree.h (struct tree_base): Remove invariant_flag.
11987 (TREE_INVARIANT): Remove.
11988 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11989 (fold_builtin_expect): Check TREE_CONSTANT.
11990 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11991 * c-tree.h (c_expr_to_decl): Drop third parameter.
11992 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11993 (build_c_cast): Don't set TREE_INVARIANT.
11994 (pop_init_level): Don't set TREE_INVARIANT.
11995 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11996 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11998 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11999 (gimplify_addr_expr): Adjust comment.
12000 * tree-mudflap.c (mf_build_string):
12001 * print-tree.c (print_node): Don't print TREE_INVARIANT.
12002 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
12003 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
12004 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
12005 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
12006 * langhooks.h (struct lang_hooks): Drop third parameter from
12009 2008-04-23 Richard Guenther <rguenther@suse.de>
12011 PR tree-optimization/27799
12012 PR tree-optimization/32921
12013 PR tree-optimization/32624
12014 * tree-ssa-structalias.c (merge_smts_into): Only merge the
12015 SMTs aliases and the tag itself into the solution.
12016 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
12017 merge the points-to solution back into the SMT aliases.
12018 (may_alias_p): Use alias_set_subset_of instead of
12019 aliases_conflict_p. A pointer which points to
12020 memory with alias set zero may access any variable.
12022 2008-04-23 Richard Guenther <rguenther@suse.de>
12024 * alias.c (alias_set_subset_of): Correctly handle asking
12025 if zero is a subset of an alias set with zero child.
12026 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
12027 (compute_flow_insensitive_aliasing): Correctly walk all
12028 pointers. Do not unnecessarily union sets.
12030 2008-04-23 Richard Guenther <rguenther@suse.de>
12032 PR middle-end/36021
12033 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
12035 2008-04-22 Tomas Bily <tbily@suse.cz>
12037 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
12039 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
12041 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12042 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12043 * tree-inline.c (estimate_num_insns_1): Likewise.
12044 * varasm.c (const_hash_1, compare_constant, copy_constant)
12045 (compute_reloc_for_constant, output_addressed_constants): Likewise.
12046 * emit-rtl.c (component_ref_for_mem_expr)
12047 (set_mem_attributes_minus_bitpos): Likewise.
12048 * expr.c (highest_pow2_factor, expand_expr_real_1, )
12049 (is_aligning_offset): Likewise.
12050 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
12051 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12052 * dojump.c (do_jump): Likewise.
12053 * builtins.c (get_pointer_alignment, get_memory_rtx)
12054 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
12055 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
12057 2008-04-23 Jakub Jelinek <jakub@redhat.com>
12059 PR rtl-optimization/36017
12060 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
12061 expanding the library call.
12063 2008-04-22 Ian Lance Taylor <iant@google.com>
12065 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
12066 than size_in_bytes.
12068 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
12070 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
12071 of LR/CTR moves for Power6.
12073 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12075 PR middle-end/36003
12076 * passes.c (init_optimization_passes): Remove
12077 pass_fast_rtl_byte_dce.
12079 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
12082 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
12083 builtin functions to generate faster code.
12084 (_mm_cvtpu16_ps): Ditto.
12085 (_mm_cvtpi32x2_ps): Ditto.
12087 2008-04-22 Nick Clifton <nickc@redhat.com>
12089 * common.opt (ftree-loop-distribution): Add Optimization
12092 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
12093 (frv_expand_builtin_va_start): Likewise.
12095 * config/arm/arm.c (thumb_find_work_register): Fix location of
12096 argument register count.
12098 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12100 Support scheduling for ColdFire V1 and V3 microarchitecture.
12101 Improve scheduling of multiplication instructions.
12103 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
12104 (mac): New instruction attribute.
12105 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
12106 (m68k_sched_mac): New variable.
12107 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
12108 Handle cfv1 and cfv3.
12109 (max_insn_size): New static variable.
12110 (struct _sched_ib): New type.
12111 (sched_ib): New static variable.
12112 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
12113 to fields of 'struct _sched_ib sched_ib'. Update all uses.
12114 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
12116 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
12117 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
12118 new variables. Update.
12119 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
12120 Add modeling of cfv3 instruction buffer. Update.
12121 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
12122 * config/m68k/m68k.h (TUNE_CFV3): New macro.
12123 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
12124 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
12125 a particular reservation applies to.
12126 (type2): Reorganize attribute values. Rename alu to alu_reg,
12127 alu_l to alu, move_l to omove. Join move to alu. Split mul
12128 to mul_l and mul_w.
12129 (cf_ib_*): Simplify description of instruction buffer.
12130 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
12131 (cf_mem): Split into cf_mem1 and cf_mem2.
12132 (cf_v2_move_??): Rename to cfv12_alu_??.
12133 (cf_v2_move_l_??): Rename to cfv12_omove_??.
12134 (cf_v2_mul_??): Remove reservations.
12135 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
12136 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
12137 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
12139 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
12140 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
12141 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
12142 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
12143 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
12144 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
12145 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
12146 expansions of the above reservations for instructions of sizes
12149 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12151 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
12153 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
12155 * coverage.c: Include tree-pass.h.
12156 (coverage_counter_alloc): Print da_file_name to the dump file.
12158 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12160 * sbitmap.c (sbitmap_range_empty_p): New function.
12161 * sbitmap.h (sbitmap_range_empty_p): New function.
12162 * bitmap.h: Now includes obstack.h.
12164 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
12165 Kenneth Zadeck <zadeck@naturalbridge.com>
12167 * dbgcnt.def (ra_byte_scan): Added.
12168 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
12169 when the last hit happens for a counter.
12170 * timevar.def (TV_DF_BYTE_LR): New variable.
12171 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
12172 * passes.c (pass_fast_rtl_byte_dce): New pass.
12173 * fwprop.c (update_df): Added mode to call df_ref_create.
12174 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
12175 DF_REF_EXTRACT_OFFSET.
12176 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
12177 DF_BYTE_LR_OUT, df_byte_lr): New macro.
12179 (df_ref_extract): Added mode field.
12180 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
12181 DF_REF_EXTRACT_OFFSET.
12182 (DF_REF_EXTRACT_MODE): New macro.
12183 (df_byte_lr_bb_info): New structure.
12184 (df_print_byte_regset, df_compute_accessed_bytes,
12185 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
12186 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
12187 df_byte_lr_simulate_uses,
12188 df_byte_lr_simulate_artificial_refs_at_top,
12189 df_byte_lr_simulate_artificial_refs_at_end,
12190 df_compute_accessed_bytes): New function.
12191 (df_ref_create): Add parameter.
12192 (df_byte_lr_get_bb_info): New inline function.
12193 * df-scan.c (df_ref_record, df_uses_record,
12194 df_ref_create_structure): Added mode parameter.
12195 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
12196 df_defs_record, df_uses_record, df_get_conditional_uses,
12197 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
12198 df_entry_block_defs_collect, df_exit_block_uses_collect):
12199 Added mode parameter to calls to df_ref_record, df_uses_record,
12200 df_ref_create_structure.
12201 (df_ref_equal_p, df_ref_compare): Added test for modes.
12202 (df_ref_create_structure): Added code to set mode. Renamed
12203 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
12204 DF_REF_EXTRACT_OFFSET.
12205 * df-core.c (df_print_byte_regset): New function.
12206 * df-byte-scan.c: New file.
12207 * df-problems.c (df_rd_transfer_function): Removed unnecessary
12208 calls to BITMAP_FREE.
12209 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
12210 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
12211 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
12212 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
12213 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
12214 df_byte_lr_local_compute, df_byte_lr_init,
12215 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
12216 df_byte_lr_transfer_function, df_byte_lr_free,
12217 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
12218 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
12219 df_byte_lr_simulate_uses,
12220 df_byte_lr_simulate_artificial_refs_at_top,
12221 df_byte_lr_simulate_artificial_refs_at_end): New function.
12222 * dce.c (byte_dce_process_block): New function.
12223 (dce_process_block): au is now passed in rather than computed
12224 locally. Changed loops that look at artificial defs to not look
12225 for conditional or partial ones, because there never are any.
12226 (fast_dce): Now is able to drive byte_dce_process_block or
12227 dce_process_block depending on the kind of dce being done.
12228 (rest_of_handle_fast_dce): Add parameter to fast_dce.
12229 (rest_of_handle_fast_byte_dce): New function.
12230 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
12231 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
12233 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
12236 * gcc.h: Added fortran options that take arguments to
12237 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
12240 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
12242 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
12243 scalarization if on the LHS and not a full access.
12245 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12247 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
12249 2008-04-18 Rafael Espindola <espindola@google.com>
12251 * tree-vrp.c (find_case_label_index): Fix the binary search.
12252 (find_case_label_range): New.
12253 (vrp_visit_switch_stmt): Use find_case_label_range.
12254 (simplify_switch_using_ranges): Use find_case_label_range.
12256 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
12258 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
12259 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
12261 2008-04-18 Tom Tromey <tromey@redhat.com>
12264 * doc/cpp.texi (Implementation-defined behavior): Mention
12267 2008-04-18 Ian Lance Taylor <iant@google.com>
12269 * fold-const.c (pointer_may_wrap_p): New static function.
12270 (fold_comparison): Add another test for pointer overflow. Use
12271 pointer_may_wrap_p to disable some false positives.
12273 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
12275 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
12276 (fname_as_string): Match updated cpp_interpret_string prototype.
12277 (fix_string_type): Support char16_t* and char32_t*.
12278 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
12279 derivative) nodes. Register as builtin if C++0x.
12280 (c_parse_error): Support CPP_CHAR{16,32}.
12281 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
12282 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
12283 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
12284 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
12285 CTI_CHAR32_ARRAY_TYPE>: New elements.
12286 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
12287 char32_type_node, signed_char32_type_node, char16_array_type_node,
12288 char32_array_type_node): New defines.
12289 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
12290 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
12291 (lex_string): Support CPP_STRING{16,32}, match updated
12292 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
12293 (lex_charconst): Support CPP_CHAR{16,32}.
12294 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
12295 and CPP_STRING{16,32}.
12297 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
12300 * aclocal.m4: Regenerate.
12301 * configure: Regenerate.
12303 2008-04-18 Jan Hubicka <jh@suse.cz>
12305 * except.c (dw2_size_of_call_site_table,
12306 sjlj_size_of_call_site_table): Use vector API for call_site_record.
12308 * cgraphbuild.c (build_cgraph_edges): Update.
12309 * tree-pass.h: Update comment.
12310 * final.c (leaf_function_p): Update.
12311 (leaf_renumber_regs): Update.
12312 (rest_of_clean_state): Update.
12313 * omp-low.c (expand_omp_parallel): Update.
12314 * ipa-reference.c (analyze_function): Update.
12315 * reorg.c (find_end_label): Update.
12316 (optimize_skip): Update.
12317 (fill_simple_delay_slots): Update.
12318 (fill_simple_delay_slots): Update.
12319 (make_return_insns): Update.
12320 (dbr_schedule): Update.
12321 * gimple-low.c (record_vars_into): Update.
12322 * cfgbuild.c (make_edges): Update.
12323 * function.c (assign_stack_local): Update.
12324 (assign_parm_adjust_stack_rtl): Update.
12325 (locate_and_pad_parm): Update.
12326 (allocate_struct_function): Do not initialize stack_alignment_needed
12327 and preferred_stack_boundary here.
12328 (stack_protect_prologue): Update.
12329 (stack_protect_epilogue): Update.
12330 (expand_function_start): Initialize stack_alignment_needed,
12331 preferred_stack_boundary and max_jumptable_ents.
12332 (expand_function_end): Update.
12333 (free_after_compilation): Do not NULLify epilogue_delay_list.
12334 * function.h (struct rtl_data): Add stack_protect_guard,
12335 stack_alignment_needed,
12336 preferred_stack_boundary, epilogue_delay_list.
12337 (struct function): Remove value_histograms, stack_alignment_needed,
12338 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
12340 unexpanded_var_list, stack_protect_guard.
12341 (current_function_epilogue_delay_list): Remove.
12342 * ipa-type-escape.c (analyze_function): Update.
12343 * gimplify.c (pop_gimplify_context): Update comment.
12344 * calls.c (expand_call): Update.
12345 (emit_library_call_value_1): Update.
12346 * except.c (set_nothrow_function_flags): Update.
12347 * cfgexpand.c (get_decl_align_unit): Update.
12348 (create_stack_guard): Update.
12349 (estimated_stack_frame_size): Update.
12350 (expand_used_vars): Update.
12351 (tree_expand_cfg): Free histogram earliers, init expansion variables.
12352 * explow.c (allocate_dynamic_stack_space): Update.
12353 * tree-ssa-live.c (remove_unused_locals): Update.
12354 * varasm.c (mark_constant_pool): Update.
12355 * tree-inline.c (remap_decls): Update.
12356 (initialize_cfun): Update.
12357 (declare_return_variable): Update.
12358 (inline_forbidden_p): Update.
12359 (expand_call_inline): Update.
12360 (declare_inline_vars): Update.
12361 (tree_function_versioning): Update.
12362 * tree-flow.h (value_histograms): New.
12363 (VALUE_HISTOGRAMS): New macro.
12364 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
12366 * tree-cfg.c (set_bb_for_stmt): Update.
12367 (replace_by_duplicate_decl): Update.
12368 (move_block_to_fn): Update.
12369 (new_label_mapper): Update.
12370 (dump_function_to_file): Update.
12371 * ipa-struct-reorg.c (build_data_structure): Update.
12372 * cfgrtl.c (print_rtl_with_bb): Update.
12373 * reload1.c (reload): Update.
12375 * config/i386/i386.c (setup_incoming_varargs_64,
12376 ix86_compute_frame_layout): Update.
12377 * config/arc/arc.c (arc_output_function_epilogue): Update.
12379 2008-04-18 Marius Strobl <marius@FreeBSD.org>
12381 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
12382 for FreeBSD as well.
12383 * gthr-posix95.h: Likewise.
12385 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
12387 PR rtl-optimization/35838
12388 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
12389 out the byte offset of the first subreg.
12391 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
12393 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
12394 to split_ti instead of three separate calls with single member arrays.
12395 (subti3 splitter): Ditto.
12396 (adddi3 splitter): Ditto with split_di.
12397 (subdi3 splitter): Ditto.
12398 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
12399 two separate calls with single member arrays. Swap match_dup
12400 operands 1 and 2 to better fit into the array.
12401 (negdi2 splitter): Ditto with split_di.
12402 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
12403 two separate calls with single member arrays. Swap match_dup operands
12404 6 and 7 to better fit into the array.
12406 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
12408 * config/i386/i386.c (sse_builtin_type): New.
12409 (bdesc_sse_args): Likewise.
12410 (bdesc_sse_3arg): Removed.
12411 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12412 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
12413 IX86_BUILTIN_ROUNDPS.
12414 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
12415 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
12416 IX86_BUILTIN_ROUNDPS.
12417 (ix86_expand_sse_4_operands_builtin): Removed.
12418 (ix86_expand_sse_operands_builtin): New.
12419 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
12420 and CODE_FOR_sse4_1_roundps.
12421 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12422 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
12424 2008-04-17 Alan Modra <amodra@bigpond.net.au>
12427 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
12428 regs before frame pop when needed. If use_backchain_to_restore_sp
12429 then load backchain into a temp reg to restore vr and vrsave. Add
12430 code to restore vr after frame pop if possible.
12432 2008-04-17 Richard Guenther <rguenther@suse.de>
12434 * tree-vn.c (expressions_equal_p): Do not check type
12435 equality or compatibility before calling operand_equal_p.
12436 * fold-const.c (operand_equal_p): Check equivalence of
12437 integer constants before bailing out due to signedness or
12438 precision differences.
12439 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
12440 spurious differences in type qualification. Ignore types
12441 for COMPONENT_REFs at all.
12443 2008-04-17 Christian Bruel <christian.bruel@st.com>
12445 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
12446 msw_skip comparison.
12448 2008-04-16 Jakub Jelinek <jakub@redhat.com>
12451 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
12454 PR tree-optimization/35899
12455 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
12456 rather than TREE_OPERAND.
12458 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
12461 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
12462 temporary registers. Change operand predicate to general_operand.
12463 (remainderxf3): Ditto.
12465 2008-04-16 Richard Guenther <rguenther@suse.de>
12467 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
12468 * tree-affine.c (aff_combination_expand): Look through some
12471 2008-04-15 Doug Kwan <dougkwan@google.com>
12473 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
12475 * tree-pretty-print.c (dump_generic_node): Ditto.
12476 * final.c (output_addr_const): Ditto.
12477 * dwarf2out.c (output_cfi): Ditto.
12478 * c-pretty-print.c (pp_c_integer_constant): Ditto.
12479 * print-rtl.c (print_rtx): Ditto.
12480 * print-tree.c (print_node_brief, print_node): Ditto.
12481 * c-common.c (match_case_to_enum_1): Ditto.
12482 * sched-vis.c (print_value): Ditto.
12483 * config/i386/i386.c (print_operand): Cast to long unsigned int
12486 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
12487 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
12488 MS Windows VirtualProtect function.
12490 2008-04-15 Jan Hubicka <jh@suse.cz>
12492 * gengtype.c (write_root): Param_is argument is OK.
12493 * expr.c (expand_expr_real_1): Update call of get_exception_*.
12494 * function.h: Include varray.h
12495 (rtl_eh): New stucture based on except.c one.
12496 (call_site_record): New forward declaration and vector type.
12497 * calls.c (emit_call_1): Do not call
12498 note_current_region_may_contain_throw.
12499 * except.c (eh_status): Remove cur_region, try_region since they are
12501 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
12502 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
12503 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
12504 Remove call_site_data_used, call_site_data_size.
12505 Turn call_site_record into vector in function.h.
12506 (note_current_region_may_contain_throw): Remove.
12507 (get_exception_pointer, get_exception_filter): Do not take struct
12508 function argument; update.
12509 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
12510 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
12511 build_post_landing_pads, dw2_build_landing_pads,
12512 sjlj_assign_call_site_values, sjlj_mark_call_sites,
12513 sjlj_emit_function_enter, sjlj_emit_function_enter,
12514 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
12515 sjlj_build_landing_pads, finish_eh_generation,
12516 remove_exception_handler_label, remove_eh_handler,
12517 maybe_remove_eh_handler, add_reachable_handler,
12518 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
12519 add_action_record, collect_one_action_chain, add_call_site,
12520 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
12521 sjlj_output_call_site_table, output_function_exception_table,
12522 * except.h (note_current_region_may_contain_throw): Remove
12523 (get_exception_pointer, get_exception_filter): Do not take struct
12525 * Makefile.in (GTFILES): Put varargs before struct function.
12527 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12529 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
12530 punt for STRING_CST.
12531 (get_constraint_for): Deal with STRING_CST here instead.
12533 2008-04-15 Richard Guenther <rguenther@suse.de>
12535 * tree-ssa-propagate.c (substitute_and_fold): Substitute
12536 statements in a basic-block with a backward walk. Do not
12537 substitute into dead statements but instead remove those.
12539 2008-04-15 Richard Guenther <rguenther@suse.de>
12541 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
12542 to zero, thus disable creation of SFTs.
12544 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12546 * tree-predcom.c (suitable_reference_p): Return false if the
12547 reference can throw.
12549 2008-04-15 Jakub Jelinek <jakub@redhat.com>
12552 * c-decl.c (finish_decl): If extern or static var has variable
12553 size, set TREE_TYPE (decl) to error_mark_node.
12555 2008-04-15 Rafael Espindola <espindola@google.com>
12557 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
12560 2008-04-15 Richard Guenther <rguenther@suse.de>
12562 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12563 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
12564 (visit_reference_op_load): Do walk vuse-vdef chains on
12565 vn_reference_lookup.
12566 (visit_reference_op_store): But do not here.
12567 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
12568 vn_reference_lookup.
12569 (vn_lookup_with_vuses): But do so here.
12571 2008-04-14 Ian Lance Taylor <iant@google.com>
12573 * fold-const.c (fold_overflow_warning): Remove assertion.
12575 2008-04-15 Ben Elliston <bje@au.ibm.com>
12577 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
12578 temp1 local variables.
12580 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
12583 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
12584 ".text.unlikely" section as executable.
12586 2008-04-14 James E. Wilson <wilson@tuliptree.org>
12588 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12589 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
12590 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
12591 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
12592 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
12593 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
12594 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
12596 2008-04-14 Ian Lance Taylor <iant@google.com>
12598 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
12599 * fold-const.c (fold_comparison): If appropriate, test
12600 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
12601 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
12602 reassociating a pointer type.
12603 * doc/invoke.texi (Optimize Options): Document that
12604 -fstrict-overflow applies to pointer wraparound.
12606 2008-04-13 Jan Hubicka <jh@suse.cz>
12608 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
12610 2008-04-12 Andrew Pinski <pinskia@gmail.com>
12612 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
12613 we are going to "save the world".
12615 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
12617 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
12618 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
12619 operand 0 constraint, not "=".
12621 2008-04-11 James E. Wilson <wilson@tuliptree.org>
12623 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
12625 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12627 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
12628 of size of positions_needed * CHAR_BIT.
12630 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12632 PR middle-end/35897
12633 * dse.c (store_info): Change positions_needed to unsigned
12635 (lowpart_bitmask): New.
12636 (record_store): Cast to unsigned HOST_WIDE_INT for
12637 positions_needed. Assert width <= size of positions_needed *
12638 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
12639 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
12640 lowpart_bitmask to set mask.
12642 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12644 * config/bfin/constraints.md: New file.
12645 * config/bfin/bfin.md: Include it.
12646 (adddi3): Use satisfies_constraint functions instead of the old macros.
12647 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
12648 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
12649 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
12650 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
12651 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
12652 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
12653 EXTRA_CONSTRAINT): Delete.
12654 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
12655 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
12657 * config/bfin/bfin.c: Include "tm-constrs.h".
12658 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
12659 Use satisfies_constraint functions instead of the old macros.
12660 * doc/md.texi (Blackfin Constraints): Update file name reference.
12662 2008-04-11 Richard Guenther <rguenther@suse.de>
12664 PR tree-optimization/35869
12665 * tree-vrp.c (execute_vrp): Move switch statement update after
12666 jump threading. Schedule another cfg cleanup run.
12668 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
12671 * attribs.c (decl_attributes): Return early on errorneous node.
12673 2008-04-10 Oleg Ryjkov <olegr@google.com>
12675 * tree.h (struct tree_base): Added a new flag default_def_flag.
12676 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
12678 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
12680 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
12682 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12685 * pa.md: Define mode iterator P. Define mode attribute dwc.
12686 (dcacheflush): Update pattern to use iterator P and attribute dwc.
12687 (icacheflush): Likewise.
12688 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
12689 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
12691 2008-04-11 Ben Elliston <bje@au.ibm.com>
12693 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
12695 2008-04-10 Rafael Espindola <espindola@google.com>
12697 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
12698 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
12699 (extract_range_from_expr): The same.
12701 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12703 * config/mips/mips.md (GPR2): New mode iterator.
12704 (seq): Add comment.
12705 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
12706 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
12707 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
12708 Rewrite these to take two modes, the mode of comparison and the
12709 mode of the destination.
12710 * config/mips/mips.c (mips_expand_scc): Instead of having
12711 paradoxical subreg as destination, expand "narrowing" scc if mode
12712 of comparison is SI and target is requested in DI mode.
12713 (mips_emit_int_order_test): Update comment. Make mode of
12714 comparison match CMP0 rather than TARGET. When creating inverse
12715 target use mode of TARGET.
12717 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12719 * gcov-dump.c (tag_summary): Only print summaries for the first
12720 GCOV_COUNTERS_SUMMABLE counters.
12722 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
12724 * config/i386/i386.md (absneg): New code iterator.
12725 (absnegprefix): New code attribute.
12726 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
12727 patterns using absneg code iterator.
12728 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
12729 using absneg code iterator.
12730 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
12731 *neg<mode>2 patterns using absneg code iterator.
12732 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12733 *negextendsfdf2 patterns using absneg code iterator.
12734 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
12735 *negextendsfxf2 patterns using absneg code iterator.
12736 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12737 *negextendsfdf2 patterns using absneg code iterator.
12738 * config/i386/sse.md (<code><mode>2): Macroize expander from
12739 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
12741 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
12743 * config/s390/s390.h: Remove the remains of the recent search
12744 & replace action of current_function_outgoing_args_size.
12746 2008-04-10 Ira Rosen <irar@il.ibm.com>
12748 PR tree-optimization/35821
12749 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
12750 NEW_STMT_LIST is not NULL.
12752 2008-04-09 David Edelsohn <edelsohn@gnu.org>
12755 * toplev.c (process_options): Remove -ffunction-sections debugging
12758 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
12760 PR middle-end/PR28690
12761 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
12762 than gen_rtx_fmt_ee to perform more canonicalizations.
12764 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12767 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
12769 2008-04-09 Richard Guenther <rguenther@suse.de>
12771 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
12772 (dump_function_to_file): Dump function arguments with types.
12774 2008-04-08 Richard Guenther <rguenther@suse.de>
12776 * fold-const.c (fold_widened_comparison): Do not allow
12777 sign-changes that change the result.
12779 2008-04-08 Janis Johnson <janis187@us.ibm.com>
12782 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
12783 kinds of indirect references.
12785 2008-04-08 David Edelsohn <edelsohn@gnu.org>
12787 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
12788 GNU Fortran language string.
12790 2008-04-08 Rafael Espindola <espindola@google.com>
12792 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
12793 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
12794 * tree.h (tree_call_nonnegative_warnv_p): New.
12796 2008-04-08 Jan Hubicka <jh@suse.cz>
12798 * function.c (free_after_compilation): Clear out regno_reg_rtx
12801 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
12804 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12806 PR middle-end/PR28690
12807 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
12808 same precedence as REG_POINTER and MEM_POINTER operands.
12810 2008-04-08 Richard Guenther <rguenther@suse.de>
12812 PR middle-end/35834
12813 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
12814 for adding index to base.
12816 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
12818 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
12819 (MINGW_ENABLE_EXECUTE_STACK): New.
12820 (IN_LIBGCC2): For libgcc include windows.h file for
12821 function declarations.
12823 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
12825 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
12826 and tem2 if tem1 is not a REG or MULT.
12828 2008-04-08 Jan Hubicka <jh@suse.cz>
12830 * function.h (incomming_args): Break out of struct function.
12831 (function_subsections): Break out of struct function.
12832 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
12833 return_rtx and hard_reg_initial_vals from struct function.
12834 Kill inl_max_label_num.
12835 (current_function_pops_args, current_function_args_info,
12836 current_function_args_size, current_function_args_size,
12837 current_function_pretend_args_size,
12838 current_function_outgoing_args_size,
12839 current_function_internal_arg_pointer, current_function_return_rtx):
12840 Kill compatibility accestor macros.
12841 * builtins.c (expand_builtin_apply_args_1): Update.
12842 (expand_builtin_next_arg): Update.
12843 * df-scan.c (df_get_call_refs): Update.
12844 * dbxout.c (dbxout_function_end): Update.
12845 * dwarf2out.c (dwarf2out_switch_text_section): Update.
12846 (output_line_info): Update.
12847 (secname_for_decl): Update.
12848 (dwarf2out_var_location): Update.
12849 * function.c (free_after_compilation): Update.
12850 (assign_parm_find_stack_rtl): Update.
12851 (assign_parms): Update.
12852 (expand_dummy_function_end): Update.
12853 (expand_function_end): Update.
12854 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
12855 (expand_call): Update.
12856 (emit_library_call_value_1): Update.
12857 (store_one_arg): Update.
12858 * varasm.c (initialize_cold_section_name): Update.
12859 (unlikely_text_section): Update.
12860 (unlikely_text_section_p): Update.
12861 (assemble_start_function): Update.
12862 (assemble_end_function): Update.
12863 (default_section_type_flags): Update.
12864 (switch_to_section): Update.
12865 * integrate.c (set_decl_abstract_flags): Update.
12866 (get_hard_reg_initial_val): Update.
12867 (has_hard_reg_initial_val): Update.
12868 (allocate_initial_values): Update.
12869 * resource.c (init_resource_info): Update.
12870 * config/alpha/alpha.c (NUM_ARGS): Update.
12871 (direct_return): Update.
12872 (alpha_va_start): Update.
12873 (alpha_sa_size): Update.
12874 (alpha_initial_elimination_offset): Update.
12875 (alpha_expand_prologue): Update.
12876 (alpha_start_function): Update.
12877 (alpha_expand_epilogue): Update.
12878 (unicosmk_initial_elimination_offset):
12879 * config/alpha/alpha.md (call expander): Update.
12880 * config/s390/s390.c (s390_register_info): Update.
12881 (s390_register_info): Update.
12882 (s390_frame_info): Update.
12883 (s390_initial_elimination_offset): Update.
12884 (s390_build_builtin_va_list): Update.
12885 (s390_va_start): Update.
12886 * config/spu/spu.c (direct_return): Update.
12887 (spu_expand_prologue): Update.
12888 (spu_initial_elimination_offset): Update.
12889 (spu_build_builtin_va_list): Update.
12890 (spu_va_start): Update.
12891 * config/sparc/sparc.c (sparc_init_modes): Update.
12892 (sparc_compute_frame_size): Update.
12893 (function_value): Update.
12894 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
12895 * config/i386/i386.md (return expander): Update.
12896 * config/i386/i386.c (ix86_va_start): Update.
12897 (ix86_can_use_return_insn_p): Update.
12898 (ix86_compute_frame_layout): Update.
12899 (ix86_expand_epilogue): Update.
12900 * config/sh/sh.c (output_stack_adjust): Update.
12901 (calc_live_regs): Update.
12902 (sh_expand_prologue): Update.
12903 (sh_builtin_saveregs): Update.
12904 (sh_va_start): Update.
12905 (initial_elimination_offset): Update.
12906 (sh_allocate_initial_value): Update.
12907 (sh_function_ok_for_sibcall): Update.
12908 (sh_get_pr_initial_val): Update.
12909 * config/sh/sh.md (return expander): Update.
12910 * config/avr/avr.c (frame_pointer_required_p): UPdate.
12911 * config/crx/crx.c (crx_compute_frame): UPdate.
12912 (crx_initial_elimination_offset): UPdate.
12913 * config/xtensa/xtensa.c (compute_frame_size): Update
12914 (xtensa_builtin_saveregs): Update.
12915 (xtensa_va_start): Update.
12916 (order_regs_for_local_alloc): Update.
12917 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
12918 (xstormy16_expand_builtin_va_start): Update.
12919 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
12920 * config/m68hc11/m68hc11.md (return expanders): Update.
12921 * config/m68hc11/m68hc11.c (expand_prologue): Update.
12922 (expand_epilogue): Update.
12923 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
12924 (cris_simple_epilogue): Update.
12925 (cris_expand_prologue): Update.
12926 (cris_expand_epilogue): Update.
12927 * config/iq2000/iq2000.c (iq2000_va_start): Update.
12928 (compute_frame_size): Update.
12929 * config/mt/mt.c (mt_compute_frame_size): Update.
12930 * config/mn10300/mn10300.c (expand_prologue): Update.
12931 (expand_epilogue): Update.
12932 (initial_offset): Update.
12933 (mn10300_builtin_saveregs):
12934 * config/mn10300/mn10300.md (return expander): Update.
12935 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12936 (ia64_initial_elimination_offset): Update.
12937 (ia64_initial_elimination_offset): Update.
12938 (ia64_expand_prologue): Update.
12939 * config/m68k/m68k.md (return expander): Update.
12940 * config/rs6000/rs6000.c (rs6000_va_start): Update.
12941 (rs6000_stack_info): Update.
12942 * config/mcore/mcore.c (layout_mcore_frame): Update.
12943 (mcore_expand_prolog): Update.
12944 * config/arc/arc.c (arc_compute_frame_size): Update.
12945 * config/score/score3.c (score3_compute_frame_size): Update.
12946 * config/score/score7.c (score7_compute_frame_size): Update.
12947 * config/arm/arm.c (use_return_insn): Update.
12948 (thumb_find_work_register): Update.
12949 (arm_compute_save_reg_mask): Update.
12950 (arm_output_function_prologue): Update.
12951 (arm_output_epilogue): Update.
12952 (arm_size_return_regs): Update.
12953 (arm_get_frame_offsets): Update.
12954 (arm_expand_prologue): Update.
12955 (thumb_exit): Update.
12956 (thumb_unexpanded_epilogue): Update.
12957 (thumb1_output_function_prologue): Update.
12958 * config/pa/pa.md (return expander): Update.
12959 * config/pa/pa.c (compute_frame_size): Update.
12960 (hppa_builtin_saveregs): Update.
12961 * config/mips/mips.c (mips_va_start): Update.
12962 (mips16_build_function_stub): Update.
12963 (mips_compute_frame_info): Update.
12964 (mips_restore_gp): Update.
12965 (mips_output_function_prologue): Update.
12966 (mips_expand_prologue): Update.
12967 * config/v850/v850.c (compute_frame_size): Update.
12968 (expand_prologue): * config/mmix/mmix.c (along): update.
12969 (mmix_initial_elimination_offset): update.
12970 (mmix_reorg): update.
12971 (mmix_use_simple_return): update.
12972 (mmix_expand_prologue): update.
12973 (mmix_expand_epilogue): Update.
12974 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12975 (emit_link_insn): Update.
12977 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12979 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12980 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12982 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12985 2008-04-07 Jan Hubicka <jh@suse.cz>
12987 * function.h (rtl): Rename to x_rtl.
12988 (crtl): New define.
12989 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12990 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12991 used_temp_slots avail_temp_slots, temp_slot_level,
12992 nonlocal_goto_handler_labels): Update accesstors.
12993 (rtl): New global variable.
12994 (struct function): Move some fileds to rtl_data.
12995 (get_arg_pointer_save_area): Update prototype.
12996 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12997 get_arg_pointer_save_area.
12998 * expr.c (init_expr): Update
12999 * function.c (get_frame_size): Update
13000 (assign_stack_local): Update
13001 (expand_function_end): Update.
13002 (get_art_pointer_save_area): Update
13004 * emit-rtl.c (rtl): Declare.
13005 (regno_reg_rtx): Declare.
13006 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13008 (gen_reg_rtx): Update.
13009 * varasm.c (n_deferred_constatns): Update accestor.
13010 (init_varasm_status): Do not allocate varasm_status.
13011 (force_const_mem, get_pool_size, output_constant_pool): Update.
13012 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13013 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13014 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
13015 * sparc/sparc.h (INIT_EXPANDERS): Update.
13016 * ia64/ia64.h (INIT_EXPANDERS): Update.
13018 2008-04-07 James E. Wilson <wilson@tuliptree.org>
13020 * reload.c (push_secondary_reload): Add missing break to for loop.
13022 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
13024 PR middle-end/PR28690
13025 * rtlanal.c: Update copyright years.
13026 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
13027 as REG_POINTER and MEM_POINTER operands.
13028 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
13029 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
13030 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
13031 * gcse.c: Update copyright years.
13032 (pre_delete): Call gen_reg_rtx_and_attrs.
13033 (hoist_code): Likewise.
13034 (build_store_vectors): Likewise.
13035 (delete_store): Likewise.
13036 * loop-invariant.c (move_invariant_reg): Likewise.
13037 Update copyright years.
13039 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
13041 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
13042 control string instead of quoted.
13044 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13046 * doc/rtl.texi: Rewrite of subreg section.
13048 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
13051 * config/i386/i386.c (legitimize_pic_address): Add treating
13052 of dllimport SYM_REF's.
13053 (legitimize_dllimport_symbol): Add prototype.
13055 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
13057 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
13058 reference in constructor with non self-referential type.
13060 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
13062 Removal of Return with Depressed Stack Pointer support
13063 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
13064 (ECF_SP_DEPRESSED): Likewise.
13065 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
13066 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
13067 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
13068 (expand_call): Do not test ECF_SP_DEPRESSED.
13069 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
13070 * function.c (keep_stack_depressed): Delete.
13071 (handle_epilogue_set): Likewise.
13072 (update_epilogue_consts): Likewise.
13073 (emit_equiv_load): Likewise.
13074 (thread_prologue_and_epilogue_insns): Remove support for Return with
13075 Depressed Stack Pointer.
13076 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
13078 2008-04-06 Richard Guenther <rguenther@suse.de>
13080 PR tree-optimization/35400
13081 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
13082 information from SSA_NAMEs.
13084 2008-04-06 Anatoly Sokolov <aesok@post.ru>
13086 * config/avr/avr.h (avr_mega_p): Remove declaration.
13087 (AVR_MEGA): Remove macro.
13088 * config/avr/avr.c (avr_mega_p): Remove variable.
13089 (avr_override_options): Remove inicializion of avr_mega_p.
13090 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
13091 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
13092 (avr_jump_mode): (Ditto.).
13093 (avr_output_progmem_section_asm_op): (Ditto.).
13094 (avr_asm_init_sections): (Ditto.).
13095 (avr_asm_init_sections): (Ditto.).
13096 (avr_rtx_costs): (Ditto.).
13097 * config/avr/avr.md: (Ditto.).
13098 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
13101 2008-04-06 Richard Guenther <rguenther@suse.de>
13103 PR tree-optimization/35842
13104 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
13105 is_gimple_invariant_address.
13107 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13109 * gcc.c (default_compilers): Sync Fortran extensions list with
13110 that in fortran/lang-specs.h.
13111 * doc/invoke.texi: Likewise.
13112 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
13113 * dwarf2out.c (gen_compile_unit_die): Likewise.
13115 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
13117 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
13119 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
13122 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
13123 attribute is used for nested functions.
13125 2008-04-05 Jan Hubicka <jh@suse.cz>
13127 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
13129 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
13131 (dump_files): Update.
13132 (enable_rtl_dump_file): Do not accept letter argument.
13133 * tree-pass.h (dump_file_info): Remove letter argument.
13134 * toplev.c (decode_d_option): Update -da handling.
13135 * toplev.h (enable_rtl_dump_file): Update prototype.
13136 * passes.c (register_one_dump_file): Do not accept IPA argument; work
13137 it out based on pass type.
13138 (register_dump_files_1): Likewise.
13139 (init_optimization_passes): Update register_one_dump_file calls.
13140 (execute_one_pass): Sanity check that IPA passes are called at IPA
13141 level and RTL passes at RTL level.
13142 (execute_pass_list): IPA pass can not be after or subpass of
13144 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
13145 disallov RTL subpasses of IPA subpasses.
13147 2008-04-05 Ben Elliston <bje@au.ibm.com>
13149 * tree-cfg.c (need_fake_edge_p): Return false for calls to
13150 builtins that return exactly once and do not throw. Cache call to
13153 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
13155 PR rtl-optimization/34916
13156 PR middle-end/35519
13157 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
13158 between instruction pairs.
13160 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
13162 * doc/invoke.texi: Document -mbitops for SH.
13163 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
13164 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
13165 * config/sh/sh.c (print_operand): Add %t operand code.
13166 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
13167 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
13168 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
13169 (extendqihi2): Likewise.
13170 (movqi_i): Likewise.
13171 (insv): Use bset, bclr and bst instructions for SH2A if possible.
13172 (extv): Use bld instruction for SH2A if possible.
13174 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
13175 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
13176 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
13177 (bset.b, bclr.b): Define peepholes.
13178 * config/sh/sh.opt (mbitops): New option.
13180 2008-04-04 Janis Johnson <janis187@us.ibm.com>
13183 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
13184 and view convert expression.
13186 2008-04-04 Jakub Jelinek <jakub@redhat.com>
13189 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13191 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
13193 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
13195 * config/i386/cpuid.h (bit_AES): New.
13196 (bit_PCLMUL): Likewise.
13198 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
13199 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
13200 SSE2 if AES or PCLMUL is enabled.
13201 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
13202 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
13203 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
13204 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
13205 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
13206 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
13207 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
13208 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
13209 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
13210 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
13211 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
13212 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
13213 __builtin_ia32_aeskeygenassist128 and
13214 __builtin_ia32_pclmulqdq128.
13215 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
13216 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
13217 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
13219 * config/i386/i386.h (TARGET_AES): New.
13220 (TARGET_PCLMUL): Likewise.
13221 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
13223 * config/i386/i386.md (UNSPEC_AESENC): New.
13224 (UNSPEC_AESENCLAST): Likewise.
13225 (UNSPEC_AESDEC): Likewise.
13226 (UNSPEC_AESDECLAST): Likewise.
13227 (UNSPEC_AESIMC): Likewise.
13228 (UNSPEC_AESKEYGENASSIST): Likewise.
13229 (UNSPEC_PCLMUL): Likewise.
13231 * config/i386/i386.opt (maes): New.
13232 (mpclmul): Likewise.
13234 * config/i386/sse.md (aesenc): New pattern.
13235 (aesenclast): Likewise.
13236 (aesdec): Likewise.
13237 (aesdeclast): Likewise.
13238 (aesimc): Likewise.
13239 (aeskeygenassist): Likewise.
13240 (pclmulqdq): Likewise.
13242 * config/i386/wmmintrin.h: New.
13244 * doc/extend.texi: Document AES and PCLMUL built-in function.
13246 * doc/invoke.texi: Document -maes and -mpclmul.
13248 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
13250 * function.c (free_after_parsing): Replace with
13251 cxx_push_function_context from C++ front-end.
13252 (allocate_struct_function): Don't call langhook.
13253 * langhooks.h (struct lang_hooks_for_functions): Delete.
13254 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
13256 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
13257 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
13258 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
13259 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
13260 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
13261 remove LANG_HOOKS_FUNCTION_INITIALIZER.
13262 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
13264 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
13265 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
13267 2008-04-04 Jakub Jelinek <jakub@redhat.com>
13270 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
13273 2008-04-04 Richard Guenther <rguenther@suse.de>
13275 PR middle-end/35823
13276 * fold-const.c (optimize_minmax_comparison): Use the correct
13277 type for the constant in the simplified comparison.
13279 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
13281 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
13282 Pass L2 size as "--param l2-cache-size" to the compiler.
13283 (decode_l2_cache): New function to decode L2 cache parameters using
13284 0x8000006 extended cpuid function.
13285 (detect_caches_amd): Determine parameters of L2 cache using
13286 decode_l2_caches function.
13287 (decode_caches_intel): Decode L2 cache parameters.
13288 (detect_caches_intel): Determine L2 cache parameters using
13289 decode_caches_intel and decode_l2_caches functions.
13291 2008-04-03 Bob Wilson <bob.wilson@acm.org>
13293 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
13294 secondary input reload for subword loads from the constant pool.
13296 2008-04-03 Janis Johnson <janis187@us.ibm.com>
13299 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
13300 constants of the appropriate size for runtime calculations.
13303 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
13304 decimal-float literal constant zero.
13306 2008-04-03 Jakub Jelinek <jakub@redhat.com>
13309 * c-parser.c (c_parser_omp_atomic): Call
13310 default_function_array_conversion on the RHS.
13312 PR middle-end/35818
13313 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
13314 call is_variable_sized if decl has incomplete type.
13316 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
13318 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
13320 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
13322 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
13324 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
13325 (sgt<u>): Merge sgt and sgtu into new expander.
13326 (sgt, sgtu): Remove expanders.
13327 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
13328 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
13329 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
13330 *sgtu_<mode>_mips16 into new pattern.
13331 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
13332 (sge<u>): Merge sge and sgeu into new expander.
13333 (sge, sgeu): Remove expanders.
13334 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
13336 (*sge_<mode>, second *sge_<mode>): Remove patterns.
13337 (slt<u>): Merge slt and sltu into new expander.
13338 (slt, sltu): Remove expanders.
13339 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
13340 (*slt_<mode>, *sltu_<mode>): Remove patterns.
13341 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
13342 *sltu_<mode>_mips16 into new pattern.
13343 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
13344 (sle<u>): Merge sle and sleu into new expander.
13345 (sle, sleu): Remove expanders.
13346 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
13347 (*sle_<mode>, *sleu_<mode>): Remove patterns.
13348 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
13349 *sleu_<mode>_mips16 into new pattern.
13350 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
13352 2008-04-03 Jan Hubicka <jh@suse.cz>
13354 PR tree-optimization/35795
13355 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
13356 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13357 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
13358 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13359 * score/score3.c (score3_output_mi_thunk): Likewise.
13360 * score/score7.c (score7_output_mi_thunk): Likewise.
13361 * mips/mips.c (mips_output_mi_thunk): Likewise.
13363 2008-04-03 Richard Guenther <rguenther@suse.de>
13365 * tree-vrp.c (extract_range_from_unary_expr): Handle all
13366 conversions. Simplify code.
13368 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
13370 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
13372 2008-04-03 Tom Tromey <tromey@redhat.com>
13373 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13375 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13376 * config/bfin/t-bfin-linux (generated_files): Add
13377 linux-sysroot-suffix.h.
13378 * doc/install.texi (Prerequisites): Require make 3.80.
13379 * doc/sourcebuild.texi (Front End Directory): Document new
13381 * Makefile.in (generated_files): New variable.
13382 (ALL_HOST_OBJS): New variable.
13383 ($(ALL_HOST_OBJS)): New target.
13385 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13387 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
13388 (remap_block): Call id->transform_lang_insert_block instead
13390 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
13391 Set id.transform_lang_insert_block to NULL.
13392 (clone_body): Move to cp/optimize.c
13393 * tree-inline.h (struct copy_body_data): Change
13394 transform_lang_insert_block to function pointer.
13395 (copy_generic_body, copy_decl_no_change): Export.
13396 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
13397 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
13398 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
13400 * c-tree.h (insert_block): Kill.
13401 * c-decl.c (insert_block): Kill.
13403 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13405 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13406 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13407 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
13409 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
13410 argument, call {push,pop}_function_context from here.
13411 * c-parser.c: Use c_{push,pop}_function_context.
13413 * function.c (push_function_context_to): Move meat ...
13414 (push_function_context): ... here. Simplify.
13415 * function.c (pop_function_context_from): Move meat ...
13416 (pop_function_context): ... here. Simplify.
13417 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
13419 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13420 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13421 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
13422 * tree.h (push_function_context_to, pop_function_context_from): Remove.
13424 2008-04-03 Ben Elliston <bje@au.ibm.com>
13426 * expmed.c (extract_force_align_mem_bit_field): Remove.
13428 2008-04-03 Richard Guenther <rguenther@suse.de>
13430 PR middle-end/35800
13431 * expr.h (try_casesi): Adjust prototype.
13432 * expr.c (try_casesi): Take fallback label as extra parameter.
13433 Use that for gen_casesi if default_label is NULL.
13434 * stmt.c (expand_case): Pass fallback label to try_casesi,
13435 make sure to fill gaps with a fallback label if default_label
13438 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
13441 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
13443 2008-04-03 Ben Elliston <bje@au.ibm.com>
13445 * expmed.c (extract_split_bit_field): Remove if (0) code.
13446 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
13447 (do_ds_constraint): Likewise.
13449 2008-04-02 Joseph Myers <joseph@codesourcery.com>
13451 * doc/cppopts.texi (-dU): Document.
13452 * c-common.h (flag_dump_macros): Update comment.
13453 * c-opts.c (handle_OPT_d): Handle -dU.
13454 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
13455 dump_queued_macros, cb_used_define, cb_used_undef): New.
13456 (init_pp_output): Handle -dU.
13457 (cb_line_change): Call dump_queued_macros.
13458 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
13460 2008-04-02 Anatoly Sokolov <aesok@post.ru>
13462 * config/avr/predicates.md (io_address_operand): New predicate.
13463 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
13464 * config/avr/avr.c (avr_io_address_p): Remove function.
13465 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
13466 'avr_io_address_p' function.
13467 (out_movhi_r_mr): (Ditto.).
13468 (out_movqi_mr_r): (Ditto.).
13469 (out_movhi_mr_r): (Ditto.).
13470 (avr_address_cost): (Ditto.).
13472 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
13474 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
13475 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
13476 in 32bit mode when XMM registers are available to avoid store
13478 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
13479 corresponding post-reload splitters.
13481 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13483 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
13484 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
13485 __builtin_ia32_roundss.
13486 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
13487 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
13488 __builtin_ia32_roundss.
13489 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
13490 IX86_BUILTIN_SHUFPD here.
13492 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13494 * config/i386/i386.md (plogic): New.
13495 (plogicprefix): Likewise.
13497 * config/i386/mmx.md (mmx_<code><mode>3): New.
13498 (mmx_and<mode>3): Removed.
13499 (mmx_ior<mode>3): Likewise.
13500 (mmx_xor<mode>3): Likewise.
13502 * config/i386/sse.md (<code><mode>3): New.
13503 (*<code><mode>3): Likewise.
13504 (*<code><mode>3): Likewise.
13505 (<code><mode>3): Likewise.
13506 (*sse_<code><mode>3): Likewise.
13507 (*sse2_<code><mode>3): Likewise.
13508 (<code>tf3): Likewise.
13509 (*<code>tf3): Likewise.
13510 (and<mode>3): Likewise.
13511 (*and<mode>3): Likewise.
13512 (ior<mode>3): Removed.
13513 (*ior<mode>3): Likewise.
13514 (xor<mode>3): Likewise.
13515 (*xor<mode>3): Likewise.
13516 (*and<mode>3): Likewise.
13517 (*ior<mode>3): Likewise.
13518 (*xor<mode>3): Likewise.
13519 (and<mode>3): Likewise.
13520 (*sse_and<mode>3): Likewise.
13521 (*sse2_and<mode>3): Likewise.
13522 (andtf3): Likewise.
13523 (*andtf3): Likewise.
13524 (ior<mode>3): Likewise.
13525 (*sse_ior<mode>3): Likewise.
13526 (*sse2_ior<mode>3): Likewise.
13527 (iortf3): Likewise.
13528 (*iortf3): Likewise.
13529 (xor<mode>3): Likewise.
13530 (*sse_xor<mode>3): Likewise.
13531 (*sse2_xor<mode>3): Likewise.
13532 (xortf3): Likewise.
13533 (*xortf3): Likewise.
13535 2008-04-02 Richard Guenther <rguenther@suse.de>
13537 PR tree-optimization/14495
13538 PR tree-optimization/34793
13539 * tree-vrp.c (struct switch_update): New structure.
13540 (to_remove_edges, to_update_switch_stmts): New VECs.
13541 (simplify_switch_using_ranges): New function. Remove not taken
13542 case labels and edges.
13543 (simplify_stmt_using_ranges): Call it.
13544 (identify_jump_threads): Mark edges we have queued for removal
13545 so we don't thread them.
13546 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
13548 * tree-cfg.c (group_case_labels): Deal with missing default label.
13549 (tree_verify_flow_info): Allow missing default label.
13550 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
13551 (emit_case_nodes): Likewise.
13552 (expand_case): Do not rely on the default label to be present.
13553 * expr.c (try_casesi): Deal with NULL default_label.
13554 (do_tablejump): Likewise.
13556 2008-04-02 Richard Guenther <rguenther@suse.de>
13558 PR tree-optimization/14495
13559 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
13560 SWITCH_EXPR here ...
13561 (vrp_visit_switch_stmt): ... but here (new function).
13562 (find_case_label_index): New helper function.
13563 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
13565 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13567 * fwprop.c: Fix ISO-C99ism.
13569 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13572 * Makefile.in (objdir): Set it here.
13573 * configure.ac: Not here. Find dynamic linker characteristics.
13574 * exec-tool.in: Use them.
13575 * aclocal.m4: Regenerate.
13576 * configure: Regenerate.
13578 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13580 * expr.c (expand_var): Delete it.
13581 * expr.h (expand_var): Delete prototype.
13582 * function.c (expand_function_start): Use expand_decl instead.
13583 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
13586 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
13588 PR rtl-optimization/35542
13589 * fwprop.c (forward_propagate_and_simplify): Replace
13590 loc_reg_mentioned_in_p with reg_mentioned_p.
13592 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13594 PR rtl-optimization/35281
13595 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
13596 (propagate_rtx_1): Handle PR_HANDLE_MEM.
13597 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
13598 (varying_mem_p): Move above propagate_rtx.
13599 (all_uses_available_at): Do not check MEMs.
13601 2008-04-02 Rafael Espindola <espindola@google.com>
13603 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
13604 (register_edge_assert_for_2): Split the cond argument.
13605 (register_edge_assert_for_1): Adjust for the change in
13606 register_edge_assert_for_2.
13607 (register_edge_assert_for): Split the cond argument.
13608 (find_switch_asserts): Adjust for the change in
13609 register_edge_assert_for.
13611 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
13613 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
13614 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
13615 offsets for 64-bit mingw.
13616 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
13617 abi for x86_64-pc-mingw.
13619 2008-04-02 Richard Guenther <rguenther@suse.de>
13621 * tree-vrp.c (extract_range_from_assert): Make sure to not
13622 produce range min/max with TREE_OVERFOW set.
13623 If merging a anti-range and a range keep the anti-range if
13624 the range covers all values of the type.
13625 (register_edge_assert_for_2): Only allow sign-changing
13626 conversions in detecting canonical range checks. Also
13627 register an assert for the unsigned name if useful.
13629 PR tree-optimization/35787
13630 * tree-vrp.c (vrp_val_max): New function.
13631 (vrp_val_min): Likewise.
13632 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
13633 (vrp_val_is_min): Likewise.
13634 (supports_overflow_infinity): Use vrp_val_{min,max}.
13635 (negative_overflow_infinity): Likewise.
13636 (positive_overflow_infinity): Likewise.
13637 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
13638 (is_positive_overflow_infinity): Likewise.
13639 (is_overflow_infinity): Likewise.
13640 (avoid_overflow_infinity): Use vrp_val_{min,max} and
13641 vrp_val_is_{min,max}.
13642 (set_and_canonicalize_value_range): Canonicalize anti-ranges
13643 to ranges if possible. Avoid empty ranges.
13645 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13647 PR middle-end/35705
13648 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
13649 the expression is a function address.
13651 2008-04-01 George Helffrich <george@gcc.gnu.org>
13653 PR fortran/35154, fortran/23057
13654 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
13655 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
13656 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
13657 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
13659 (dbxout_syms): Check for COMMON-based symbol and wrap in
13660 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
13661 in bracket for efficiency.
13663 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
13664 using DW_TAG_common_block + member offset.
13665 (add_pubname_string): New function.
13666 (dw_expand_expr): New function to find block name and offset for
13668 (common_check): New function to check whether symbol in Fortran COMMON.
13669 (gen_variable_die): If COMMON, use DW_TAG_common_block.
13671 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
13674 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
13676 2008-04-02 Ben Elliston <bje@au.ibm.com>
13678 * config/v850/v850.md (casesi): Remove if (0) code.
13679 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13680 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13682 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
13684 * config/i386/i386.md (rex64suffix): New mode attribute.
13685 (floathi<mode>2): Disable expander for SSE math.
13686 (*floathi<mode>2_1): New insn insn_and_split pattern.
13687 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
13688 corresponding post-reload splitters.
13689 (*floathi<mode>2_i387): New macroized insn pattern.
13690 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
13691 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
13692 insn_and_split pattern.
13693 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
13694 New macroized instruction patterns and corresponding post-reload
13696 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
13697 and corresponding post-reload splitters.
13698 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
13699 New macroized instruction patterns.
13700 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
13701 macroized instruction patterns and corresponding post-reload splitters.
13702 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
13703 corresponding post-reload splitters.
13704 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
13705 New macroized instruction patterns.
13706 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
13707 corresponding post-reload splitters.
13708 (*floatsi<mode>2_i387): New macroized instruction patterns.
13710 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
13712 * config/i386/i386.md (smaxmin): New.
13713 (umaxmin): Likewise.
13714 (maxminiprefix): Likewise.
13715 (maxminfprefix): Likewise.
13716 (<code><mode>3): Likewise.
13717 (smin<mode>3): Removed.
13718 (smax<mode>3): Likewise.
13720 * config/i386/mmx.md (mmx_<code>v2sf3): New.
13721 (mmx_<code>v4hi3): Likewise.
13722 (mmx_<code>v8qi3): Likewise.
13723 (mmx_smaxv2sf3): Removed.
13724 (mmx_sminv2sf3): Likewise.
13725 (mmx_umaxv8qi3): Likewise.
13726 (mmx_smaxv4hi3): Likewise.
13727 (mmx_uminv8qi3): Likewise.
13728 (mmx_sminv4hi3): Likewise.
13730 * config/i386/sse.md (<addsub><mode>3): New.
13731 (*<addsub><mode>3): Likewise.
13732 (<sse>_vm<addsub><mode>3): Likewise.
13733 (<maxmin><mode>3): Likewise.
13734 (*<maxmin><mode>3_finite): Likewise.
13735 (*<maxmin><mode>3): Likewise.
13736 (<sse>_vm<maxmin><mode>3): Likewise.
13737 (sse3_h<addsub>v4sf3): Likewise.
13738 (sse3_h<addsub>v2df3): Likewise.
13739 (<maxmin>v16qi3): Likewise.
13740 (*<maxmin>v16qi3): Likewise.
13741 (<maxmin>v8hi3): Likewise.
13742 (*<maxmin>v8hi3): Likewise.
13743 (*sse4_1_<maxmin><mode>3): Likewise.
13744 (*sse4_1_<maxmin><mode>3): Likewise.
13745 (add<mode>3): Removed.
13746 (*add<mode>3): Likewise.
13747 (<sse>_vmadd<mode>3): Likewise.
13748 (sub<mode>3): Likewise.
13749 (*sub<mode>3): Likewise.
13750 (<sse>_vmsub<mode>3): Likewise.
13751 (smin<mode>3): Likewise.
13752 (*smin<mode>3_finite): Likewise.
13753 (*smin<mode>3): Likewise.
13754 (<sse>_vmsmin<mode>3): Likewise.
13755 (smax<mode>3): Likewise.
13756 (*smax<mode>3_finite): Likewise.
13757 (*smax<mode>3): Likewise.
13758 (<sse>_vmsmax<mode>3): Likewise.
13759 (sse3_haddv4sf3): Likewise.
13760 (sse3_haddv2df3): Likewise.
13761 (sse3_hsubv4sf3): Likewise.
13762 (sse3_hsubv2df3): Likewise.
13763 (umaxv16qi3): Likewise.
13764 (*umaxv16qi3): Likewise.
13765 (smaxv8hi3): Likewise.
13766 (*smaxv8hi3): Likewise.
13767 (*sse4_1_smax<mode>3): Likewise.
13768 (*sse4_1_umax<mode>3): Likewise.
13769 (uminv16qi3): Likewise.
13770 (*uminv16qi3): Likewise.
13771 (sminv8hi3): Likewise.
13772 (*sminv8hi3): Likewise.
13773 (*sse4_1_smin<mode>3): Likewise.
13774 (*sse4_1_umin<mode>3): Likewise.
13776 2008-04-01 Rafael Espindola <espindola@google.com>
13778 * tree-cfg.c (verify_expr): remove in_phi.
13779 (verify_stmt): Don't call walk_tree with verify_expr. Use
13780 is_gimple_min_invariant instead of is_gimple_val.
13782 2008-04-01 Joseph Myers <joseph@codesourcery.com>
13784 * doc/include/gpl_v3.texi: Update for manpage generation.
13785 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
13787 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
13788 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
13789 gpl_v3.texi instead of gpl.texi.
13792 2008-04-01 Jakub Jelinek <jakub@redhat.com>
13795 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
13797 2008-04-01 Rafael Espindola <espindola@google.com>
13799 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
13800 (extract_code_and_val_from_cond): Use
13801 extract_code_and_val_from_cond_with_ops.
13803 2008-04-01 Jan Hubicka <jh@suse.cz>
13805 * function.c (free_after_compilation): Free epilogue_delay_list.
13806 (prepare_function_start): Assert that previous compilation was freed.
13808 2008-04-01 Jan Hubicka <jh@suse.cz>
13809 Jim Wilson <wilson@tuliptree.org>
13810 Andreas Tobler <andreast@gcc.gnu.org>
13812 PR middle-end/35781
13813 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
13814 rtl.emit instead cfun->emit.
13815 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
13816 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
13818 2008-04-01 Ben Elliston <bje@au.ibm.com>
13820 * doc/c-tree.texi (Function Basics): Fix grammatical error.
13822 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
13824 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
13826 (fprofile-use): Add var flag_profile_use
13827 * coverage.c (coverage_begin_output): Do not open a gcno file for
13828 output only if -ftest-coverage is set.
13829 Do not add getpwd() to gcda file path.
13830 (build_gcov_info): Check the new flag
13831 flag_profile_datafile_relative_path.
13832 (coverage_init): Use profile_data_prefix.
13833 Read profile counter only if flag_profile_use is set.
13834 * opts.c (common_handle_option): New option fprofile-use=,
13835 fprofile-dir=, fprofile-generate=.
13836 * toplev.c (profile_data_prefix): New variable definition.
13837 * toplev.h (profile_data_prefix): New declaration.
13838 * doc/invoke.tex (Option Summary, Optimization Options):
13841 2008-03-31 James E. Wilson <wilson@tuliptree.org>
13843 * varasm.c (output_constant_pool_1): In LABEL_REF check,
13844 use tmp consistently.
13847 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
13848 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13849 UNSPEC_FR_RECIP_APPROX_RES.
13850 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
13852 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
13855 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
13857 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13859 PR middle-end/30186
13860 * fold-const.c (fold_indirect_ref_1): Support accessing non first
13861 element of the vector via a pointer.
13863 2008-03-31 Ian Lance Taylor <iant@google.com>
13865 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
13867 2008-03-31 Jan Hubicka <jh@suse.cz>
13869 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13870 get_arg_pointer_save_area.
13871 * expr.c (init_expr): Just clear out rtl.expr.
13872 * function.c (free_after_compilation): Clear out whole RTL structure.
13873 (get_func_frame_size): Merge into ...
13874 (get_frame_size): ... this one.
13875 (assign_stack_local_1): Merge into ...
13876 (assign_stack_local): ... this one.
13877 (expand_function_end): Update call of get_arg_pointer_save_area.
13878 (get_art_pointer_save_area): Remove cfun argument.
13879 * function.h (emit_status): regno_pointer_align does not need length
13880 attribute. Move x_regno_reg_rtx to ...
13881 (regno_reg_rtx): ... new global array.
13882 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
13883 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
13884 apply_args_value, forced_labels, stack_pointer_delta):
13886 (struct varasm_status): Move here from varasm.c
13887 (struct rtl_data): New. Move here some fields from struct function.
13888 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13889 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13890 used_temp_slots avail_temp_slots, temp_slot_level,
13891 nonlocal_goto_handler_labels): Update accesstors.
13892 (rtl): New global variable.
13893 (struct function): Move some fileds to rtl_data.
13894 (get_arg_pointer_save_area): Update prototype.
13895 * emit-rtl.c (rtl): Declare.
13896 (regno_reg_rtx): Declare.
13897 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13899 (gen_reg_rtx): Update.
13900 (init_virtual_regs): Do not tate emit_status argument.
13901 (init_emit): Do not allocate emit.
13902 * varasm.c (varasm_statuc): Move to function.h.
13903 (n_deferred_constatns): Update accestor.
13904 (init_varasm_status): Do not allocate varasm_status.
13905 (force_const_mem, get_pool_size, output_constant_pool): Update.
13906 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13907 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13909 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
13911 PR rtl-optimization/35729
13912 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
13915 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
13918 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
13919 load/store if memory is unaligned.
13920 (*movti_rex64): Likewise.
13922 * config/i386/predicates.md (misaligned_operand): New.
13924 2008-03-31 Andrew Pinski <pinskia@gmail.com>
13927 * tree-ssa-phiopt.c (conditional_replacement): Return early for
13930 2008-03-31 Jan Beulich <jbeulich@novell.com>
13932 * config/ia64/constraints.md: Add 'j' constraint.
13933 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
13934 (movdi_internal): Likewise.
13936 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
13939 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
13941 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
13944 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
13945 proper error message for the third argument on blendpd and
13948 * config/i386/sse.md (blendbits): New.
13949 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
13951 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
13953 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
13955 2008-03-30 Richard Guenther <rguenther@suse.de>
13957 PR middle-end/31023
13958 * fold-const.c (fold_sign_changed_comparison): Do leave
13959 conversions to base-types alone.
13961 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13963 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
13964 the link register if one altivec register is be saved.
13966 2008-03-30 Ben Elliston <bje@au.ibm.com>
13968 * final.c (final_scan_insn): Remove if (0) code.
13970 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13972 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13974 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13976 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13977 of V4SFmode to ix86_binary_operator_ok.
13979 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13981 * config/i386/i386.c (override_options): Initialize
13982 ix86_veclib_handler to ix86_veclibabi_svml when
13983 -mveclibabi=svml is used.
13984 (ix86_veclibabi_svml): New function for SVML ABI style
13985 vectorization support.
13986 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13988 2008-03-28 Rafael Espindola <espindola@google.com>
13990 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13991 (tree_binary_nonnegative_warnv_p): Make it public.
13992 (tree_single_nonnegative_warnv_p): Make it public.
13993 (tree_invalid_nonnegative_warnv_p): Make it public.
13994 (tree_unary_nonzero_warnv_p): Make it public.
13995 (tree_binary_nonzero_warnv_p): Make it public
13996 (tree_single_nonzero_warnv_p): Make it public.
13997 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13998 (extract_range_from_binary_expr): Split the expr argument.
13999 (extract_range_from_unary_expr): Split the expr argument.
14000 (extract_range_from_comparison): Split the expr argument.
14001 (extract_range_from_expr): Use the new aux functions.
14002 (vrp_evaluate_conditional_warnv): Use
14003 vrp_evaluate_conditional_warnv_with_ops.
14004 * tree.h (tree_unary_nonzero_warnv_p): Declare.
14005 (tree_binary_nonzero_warnv_p): Declare.
14006 (tree_single_nonzero_warnv_p): Declare.
14007 (tree_expr_nonzero_warnv_p): Declare.
14008 (tree_unary_nonnegative_warnv_p): Declare.
14009 (tree_binary_nonnegative_warnv_p): Declare.
14010 (tree_single_nonnegative_warnv_p): Declare.
14011 (tree_invalid_nonnegative_warnv_p): Declare.
14013 2008-03-28 Richard Guenther <rguenther@suse.de>
14015 PR tree-optimization/30317
14016 PR tree-optimization/30911
14017 PR tree-optimization/34793
14018 * tree-vrp.c (set_and_canonicalize_value_range): New function.
14019 (struct assert_locus_d): New member EXPR.
14020 (register_new_assert_for): Add EXPR parameter to support
14021 ASSERT_EXPR <name, expr OP limit>.
14022 (register_edge_assert_for_1): Adjust callers.
14023 (find_assert_locations): Likewise.
14024 (process_assert_insertions_for): Build condition from expression.
14025 (extract_range_from_assert): Handle ASSERT_EXPRs
14026 of the form ASSERT_EXPR <name, expr OP limit>.
14027 (register_edge_assert_for_2): New helper registering
14028 asserts for comparisons. Recognize range tests of the form
14029 (unsigned)i - CST1 OP CST2.
14030 (register_edge_assert_for_1): Use it.
14031 (register_edge_assert_for): Likewise.
14032 (needs_overflow_infinity): Integer sub-types
14033 do not need overflow infinities.
14034 (vrp_val_is_max): The extreme values of integer sub-types
14035 are those of the base type.
14036 (vrp_val_is_min): Likewise.
14037 * tree.def (ASSERT_EXPR): Document extra allowed conditional
14040 2008-03-28 Nick Clifton <nickc@redhat.com>
14043 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
14044 Return GENERAL_REGS for stack adjustment reloads.
14046 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14049 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
14050 const_vector when all the vectors are constant.
14052 2008-03-27 Bob Wilson <bob.wilson@acm.org>
14054 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
14056 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
14057 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
14059 (s<code>_sf): Use new scc_sf attribute for opcode names.
14061 2008-03-27 Tom Tromey <tromey@redhat.com>
14063 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
14064 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
14065 config/spu/t-spu-elf, config/i386/t-interix,
14066 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
14067 config/i386/x-darwin, config/i386/x-mingw32,
14068 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
14069 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
14070 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
14071 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
14072 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
14073 config/rs6000/x-darwin, config/rs6000/t-rs6000,
14074 config/score/t-score-elf, config/arm/t-strongarm-pe,
14075 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
14076 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
14077 Revert automatic dependency patch.
14079 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
14082 * config/i386/i386.c (ix86_function_arg_boundary): Align
14083 decimal floating point to its natural boundary.
14085 2008-03-27 Richard Guenther <rguenther@suse.de>
14087 PR middle-end/35716
14088 * fold-const.c (fold_comparison): Restrict distinct decl
14089 comparison folding to VAR_DECLs and PARM_DECLs. Do not
14090 solely rely on operand_equal_p.
14092 2008-03-27 Richard Guenther <rguenther@suse.de>
14095 * c-common.c (handle_weak_attribute): Reject combination of
14098 2008-03-27 Richard Guenther <rguenther@suse.de>
14100 PR tree-optimization/32810
14101 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
14102 conversions from DECL_INITIAL.
14103 (fold_const_aggregate_ref): Likewise from constructor elements.
14105 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
14107 * tree-affine.h (aff_combination_expand): Declare.
14108 (get_inner_reference_aff): Likewise.
14109 * tree-affine.c (aff_combination_expand): Split out from
14110 tree_to_aff_combination_expand.
14111 (get_inner_reference_aff): New function.
14112 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
14113 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
14114 (struct lim_aux_data): sm_done field removed.
14115 (mem_ref_loc_p, mem_ref_locs_p): New types.
14116 (struct mem_ref): Added id, stored, accesses_in_loop,
14117 indep_loop, dep_loop, indep_ref, dep_ref fields.
14118 Removed is_stored, locs and next fields.
14119 (memory_accesses): New variable.
14120 (movement_possibility): Do not allow moving statements
14121 that store to memory.
14122 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
14124 (determine_max_movement): For statements with memory references,
14125 find the outermost loop in that the reference is independent.
14126 (move_computations_stmt): Mark the virtual operands for renaming.
14127 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
14128 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
14129 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
14130 add_vop_ref_mapping, create_vop_ref_mapping_loop,
14131 create_vop_ref_mapping, analyze_memory_references,
14132 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
14133 get_all_locs_in_loop, ref_always_accessed_p,
14134 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
14135 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
14136 store_motion_loop, store_motion): New functions.
14137 (struct vop_to_refs_elt): New type.
14138 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
14139 memref_hash, memref_eq, hoist_memory_references): Rewritten.
14140 (schedule_sm): Replaced by...
14141 (execute_sm): ... this.
14142 (determine_lsm_ref, hoist_memory_references,
14143 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
14144 find_more_ref_vops, free_mem_ref, free_mem_refs,
14145 determine_lsm_loop, determine_lsm): Removed.
14146 (tree_ssa_lim_finalize): Free data structures used by store motion.
14147 (tree_ssa_lim): Call analyze_memory_references. Use
14148 store_motion instead of determine_lsm.
14150 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
14152 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
14153 rename tmake_file to m68hc11/t-m68hc11.
14154 (mcore): Set inhibit_libc to true.
14155 * config.host (alpha*-dec-*vms*): Set extra_programs.
14156 (interix3*): Don't use host_xmake_file.
14157 * configure.ac: Let config.gcc override inhibit_libc.
14158 * configure: Regenerate.
14160 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
14161 * config/t-openbsd-thread: Remove commented out lines.
14163 * config/x-interix: Remove.
14165 * config/m68hc11/t-m68hc11-gas: Rename to...
14166 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
14168 * config/mcore/t-mcore: Remove T_CFLAGS.
14169 * config/mcore/t-mcore-pe: Likewise.
14171 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
14173 * configure.ac: Replace custom __GNU_SOURCE test with
14174 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
14175 * aclocal.m4: Regenerate.
14176 * configure: Regenerate.
14177 * config.in: Regenerate.
14179 2008-03-27 Richard Guenther <rguenther@suse.de>
14181 * fold-const.c (target.h): Include.
14182 (fold_comparison): Fold comparison of addresses of decls
14183 that bind locally or of constants. Consolidate address folding code.
14184 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
14185 results from fold_binary_to_constant.
14186 (compare_values_warnv): Likewise.
14188 2008-03-27 Andrew Pinski <pinskia@gmail.com>
14190 PR middle-end/35429
14191 * fold-const.c (fold_truthop): Check for integeral types when folding
14192 a == 0 && b == 0 and a != 0 || b != 0 .
14194 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
14196 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
14198 2008-03-26 Andreas Schwab <schwab@suse.de>
14200 * doc/invoke.texi: Fix use of @item vs. @itemx.
14202 2008-03-26 Tom Tromey <tromey@redhat.com>
14204 * Makefile.in (build/gensupport.o, build/print-rtl.o,
14205 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
14206 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
14207 build/gencodes.o, build/genconditions.o, build/genconfig.o,
14208 build/genconstants.o, build/genemit.o, build/genextract.o,
14209 build/genflags.o, build/genmddeps.o, build/genopinit.o,
14210 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
14213 2008-03-26 Richard Guenther <rguenther@suse.de>
14216 2008-03-26 Richard Guenther <rguenther@suse.de>
14218 * fold-const.c (target.h): Include.
14219 (fold_comparison): Fold comparison of addresses of two decls
14220 that bind locally. Consolidate address folding code.
14222 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14224 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
14225 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
14226 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
14227 dconstsqrt2, dconstthird, dconste and/or dconst10.
14228 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
14229 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
14230 dconstsqrt2, dconste): Delete.
14231 (init_emit_once): Likewise. Simplify initializing dconstm1.
14233 * real.c (get_real_const): New.
14234 * real.h (dconst3, dconst10, dconstm2, dconstthird,
14235 dconstsqrt2, dconste): Delete.
14236 (real_value_const, get_real_const): New.
14238 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
14240 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
14242 * config/i386/i386.c (ix86_function_arg_boundary): Check
14243 BIGGEST_ALIGNMENT instead of 128.
14244 (setup_incoming_varargs_64): Likewise.
14246 2008-03-26 Tom Tromey <tromey@redhat.com>
14248 * Makefile.in (DEPFILES): Add missing '/'.
14250 2008-03-26 Richard Guenther <rguenther@suse.de>
14252 * fold-const.c (target.h): Include.
14253 (fold_comparison): Fold comparison of addresses of two decls
14254 that bind locally. Consolidate address folding code.
14256 2008-03-26 Nick Clifton <nickc@redhat.com>
14259 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
14260 not allow INT+INT as a legitimate addressing mode.
14262 2008-03-26 Richard Guenther <rguenther@suse.de>
14264 * tree-flow.h (widen_bitfield): Remove declaration.
14265 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
14266 (widen_bitfield): Remove function.
14267 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
14270 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14273 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
14276 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
14278 PR rtl-optimization/35232
14279 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
14280 (forget_old_reloads_1, forget_marked_reloads): Don't clear
14281 reg_reloaded_call_part_clobbered here.
14282 (reload_regs_reach_end_p): New function.
14283 (reload_reg_rtx_for_input): New variable.
14284 (reload_reg_rtx_for_output): Likewise.
14285 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
14286 when reassigning a pseudo register. Load reloadreg from
14287 reload_reg_rtx_for_input, moving the mode and register
14289 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
14290 instead of the original when deciding whether an input reload
14291 would be a no-op or whether an output reload can be deleted.
14292 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
14293 when setting up new_spill_reg_store. Load it from
14294 reload_reg_rtx_for_output, moving the mode and register
14296 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
14297 instead of the original when deciding whether an output reload
14298 would be a no-op. Do the same when modifying insn notes.
14299 Use rtx_equal_p instead of == to compare the registers.
14300 (inherit_piecemeal_p): Take a mode and two register numbers
14302 (emit_reload_insns): Clear new_spill_reg_store for every hard
14303 register in the reload register. Remove spill registers
14304 from reg_reloaded_valid before considering whether to record
14305 inheritance information for them. Use reload_reg_rtx_for_output
14306 instead of reg_rtx when recording output reloads. Use
14307 reload_reg_rtx_for_input instead of reg_rtx when recording
14308 input reloads. Set or clear reg_reloaded_call_part_clobbered
14309 at the same time as setting reg_reloaded_valid.
14310 (delete_output_reload): Add a new_reload_reg parameter and use it
14311 instead of rld[j].reg_rtx.
14312 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
14315 2008-03-25 Tom Tromey <tromey@redhat.com>
14317 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
14318 (build/genattr.o): Likewise.
14319 (build/genattrtab.o): Likewise.
14320 (build/gencodes.o): Likewise.
14321 (build/genconfig.o): Likewise.
14322 (build/genconstants.o): Likewise.
14323 (build/genemit.o): Likewise.
14324 (build/genextract.o): Likewise.
14325 (build/genflags.o): Likewise.
14327 2008-03-25 Bob Wilson <bob.wilson@acm.org>
14329 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
14330 instead of size_int for integer types.
14331 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
14332 to match type of MINUS_EXPR.
14334 2008-03-25 Tom Tromey <tromey@redhat.com>
14336 * configure: Rebuilt.
14337 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
14340 2008-03-25 Tom Tromey <tromey@redhat.com>
14342 * config/x-solaris (host-solaris.o): Update.
14343 * config/x-linux (host-linux.o): Update.
14344 * config/x-hpux (host-hpux.o): Update.
14345 * config/x-darwin (host-darwin.o): Update.
14346 * config/v850/t-v850e (v850-c.o): Update.
14347 * config/v850/t-v850 (v850-c.o): Update.
14348 * config/t-vxworks (vxworks.o): Update.
14349 * config/t-sol2 (sol2-c.o, sol2.o): Update.
14350 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
14351 * config/spu/t-spu-elf (spu-c.o): Update.
14353 * config/sh/t-symbian (sh-c.o): Update.
14354 (symbian.o): Update.
14355 * config/sh/t-sh (sh-c.o): Update.
14356 * config/score/t-score-elf (score7.o, score3.o): Update.
14357 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
14358 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
14359 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
14360 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
14361 (rs6000.o): Remove.
14362 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14363 * config/m32c/t-m32c (m32c-pragma.o): Update.
14364 * config/ia64/t-ia64 (ia64-c.o): Update.
14365 * config/i386/x-mingw32 (host-mingw32.o): Update.
14366 * config/i386/x-i386 (driver-i386.o): Update.
14367 * config/i386/x-darwin (host-i386-darwin.o): Update.
14368 * config/i386/x-cygwin (host-cygwin.o): Update.
14369 * config/i386/t-nwld (nwld.o): Update.
14370 * config/i386/t-netware (netware.o): Update.
14371 * config/i386/t-interix (winnt.o): Update.
14372 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
14373 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
14374 msformat-c.o): Update.
14375 * config/bfin/t-bfin-linux (generated_files): Add
14376 linux-sysroot-suffix.h.
14377 * config/arm/t-wince-pe (pe.o): Update.
14378 * config/arm/t-strongarm-pe (pe.o): Update.
14379 * config/arm/t-pe (pe.o): Update.
14380 * config/arm/t-arm (arm-c.o): Update.
14381 * doc/install.texi (Prerequisites): Require make 3.80.
14382 * Makefile.in: Remove .o targets.
14383 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
14384 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
14385 (simple_generated_h, simple_generated_c): Move earlier.
14386 (generated_files): New variable.
14387 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
14388 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
14389 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
14390 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
14391 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
14392 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
14393 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
14394 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
14395 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
14396 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
14397 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
14398 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
14400 (COMPILE.base, COMPILE): New variables.
14401 (%.o): New pattern rule.
14402 (ALL_HOST_OBJS): New variable.
14403 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
14404 (dummy-checksum.o, cc1-checksum.o): Remove.
14405 (DRIVER_SHLIB): New variable.
14406 (DRIVER_DEFINES): Use it.
14407 (gencondmd.c): Move out of build/.
14408 (s-conditions): Update.
14409 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
14410 (ALL_BUILD_OBJS): Likewise.
14411 (build/%.o): Use BUILDCOMPILE.
14412 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
14413 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
14414 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
14415 build/gencheck.o, build/gencodes.o, build/genconditions.o,
14416 build/genconfig.o, build/genconstants.o, build/genemit.o,
14417 build/genextract.o, build/genflags.o, build/genmddeps.o,
14418 build/genopinit.o, build/genoutput.o, build/genpeep.o,
14419 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
14420 build/gen-protos.o, build/scan.o, build/fix-header.o,
14421 build/scan-decls.o): Simplify.
14422 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
14423 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
14424 prefix.o, toplev.o): Reduce to variable setting.
14425 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
14426 ($(out_object_file), gcc-options.o): New targets.
14427 ($(ALL_HOST_OBJS)): New target. Include dependency files.
14428 * configure: Rebuilt.
14429 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
14430 * doc/sourcebuild.texi (Front End Directory): Document new variable.
14432 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
14434 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
14435 complain when we hit an error, return ERROR_MARK_NODE.
14437 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14439 * config/sh/constraints.md (Pso, Psz): New constraints.
14440 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
14441 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
14443 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14445 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
14446 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
14448 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14450 * config/sh/sh.md (prefetch): Add condition for SH2A target.
14451 (prefetch_sh2a): New.
14453 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14454 Naveen.H.S <naveen.hs@kpitcummins.com>
14456 * config/sh/constraints.md (I28): New constraint.
14457 * config/sh/sh.c (broken_move): Add support for movi20s.
14458 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
14460 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
14461 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14462 Naveen.H.S <naveen.hs@kpitcummins.com>
14464 * config/sh/sh.c (SH_ATTRIBUTES): Define.
14465 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14466 (print_operand): Handle resbank in %@ operand code.
14467 (sh_encode_section_info): New.
14468 (push_regs): Add conditions for resbank.
14469 (sh_expand_epilogue): Likewise.
14470 (sh_insert_attributes): Likewise.
14471 (sh_attribute_table): Likewise.
14472 (sh_handle_resbank_handler_attribute): New.
14473 (sh2a_handle_function_vector_handler_attribute): New.
14474 (sh2a_is_function_vector_call): New.
14475 (sh2a_get_function_vector_number): New.
14476 (sh2a_function_vector_p): New.
14477 (sh_cfun_resbank_handler_p): New.
14478 * config/sh/sh.md (calli): Emit jsr/n if possible.
14479 (calli_tbr_rel): New.
14480 (calli_pcrel): Emit jsr/n if possible.
14481 (return_i): Emit rts/n if possible.
14482 (call_valuei_tbr_rel): New.
14483 (call_valuei_pcrel): Add condition for SH2A target.
14484 (call_value): Likewise.
14485 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
14486 (sh2a_get_function_vector_number): Likewise.
14487 (sh2a_is_function_vector_call): Likewise.
14488 * doc/extend.texi: Document TBR relative addressing of SH2A.
14489 (resbank): Add description for SH2A.
14491 2008-03-24 Richard Guenther <rguenther@suse.de>
14494 * gimplify.c (gimplify_modify_expr): For frontend type-correct
14495 pointer assignments change conversions according to middle-end rules.
14496 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
14497 * configure.ac: Include type checking in yes.
14498 * configure: Regenerate.
14500 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14502 * diagnostic.c (diagnostic_count_diagnostic): Delete.
14503 (diagnostic_report_diagnostic): Update. Handle ICEs here.
14505 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
14507 * gthr-vxworks.h (UNUSED): Define.
14509 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
14511 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
14513 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
14515 * doc/extend.texi (Function Attributes): Add missing comma in the
14516 example of the "alloc_size" attribute.
14518 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
14521 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14523 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14526 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14529 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14530 of the underlying type of a MS bitfield layout to the natural
14531 alignment of the type.
14533 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14535 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14536 to their natural alignment to avoid store forwarding stalls.
14538 2008-03-22 Richard Guenther <rguenther@suse.de>
14540 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
14541 For PHI nodes verify the address is invariant.
14542 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
14543 (get_symbol_constant_value): Use is_gimple_min_invariant.
14544 (maybe_fold_stmt_indirect): Likewise.
14546 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
14548 PR rtl-optimization/33927
14549 * Makefile.in (dse.o): Depend on $(TM_P_H).
14550 * expr.h (extract_low_bits): Declare.
14551 * expmed.c (extract_low_bits): New function.
14552 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
14553 * dse.c: Include tm_p.h.
14554 (find_shift_sequence): Remove the read_reg argument and return the
14555 read value. Emit the instructions instead of returning them.
14556 Iterate on new_mode rather than calculating it each time.
14557 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
14558 source to NEW_MODE and extract_low_bits to convert the shifted
14559 value to READ_MODE.
14560 (replace_read): Allow the load and store to have different mode
14561 classes. Use extract_low_bits when SHIFT == 0. Create the shift
14562 or extraction instructions before trying the replacement. Update
14563 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
14565 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14567 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14568 to their natural alignment to avoid store forwarding stalls.
14570 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14573 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
14574 encouraging but not allowing gprs for input;
14575 change the input constraint to !f#r.
14576 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
14578 change the output constraint to !f#r.
14580 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
14583 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
14584 corresponding post-reload splitters.
14585 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
14586 when x87 FP math is selected.
14587 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
14588 New function prototype.
14589 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
14590 unreachable function to ease macroization of insn patterns.
14592 2008-03-21 Martin Jambor <mjambor@suse.cz>
14594 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
14595 reference dumps if ddr is NULL or dependence is unknown.
14597 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14599 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
14600 unsigned extension into account.
14601 (ATOMIC_COMPARE_AND_SWAP): Likewise.
14602 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
14603 Do computations on a scratch register.
14605 2008-03-21 Richard Guenther <rguenther@suse.de>
14607 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14608 Use is_gimple_min_invariant instead of TREE_INVARIANT.
14609 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14610 * tree-ssa-dom.c (record_equality): Likewise.
14611 * tree-inline.c (copy_body_r): Likewise.
14612 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
14615 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14617 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
14618 as 'delete_unused' argument.
14620 2008-03-20 Richard Guenther <rguenther@suse.de>
14622 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14623 special casing of constant qualifiers.
14624 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
14625 care about them in general.
14626 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
14627 regardless of their type.
14628 (fold_stmt_r): Forcefully fold *& if we end up with that.
14630 2008-03-20 Paul Brook <paul@codesourcery.com>
14632 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
14633 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
14635 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
14637 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
14638 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
14640 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
14642 * common.opt (Wmudflap): New option.
14643 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
14644 (mx_register_decls): Likewise.
14645 (mudflap_finish_file): Likewise.
14646 * doc/invoke.texi: Document -Wno-mudflap.
14648 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
14650 * c-format.c (replace_format_name_to_system_name): New.
14651 (cmp_attribs): New.
14652 (convert_format_name_to_system_name): New.
14653 (decode_format_attr): Add use of convert_format_name_to_system_name.
14654 (format_types_orig): Add gnu_ prefix to names.
14655 (check_format_info_main): Special treating of \0 escaped names for
14656 supporting multi-character format specifiers as I32, I64.
14657 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
14658 (gnu_target_overrides_format_attributes): New.
14659 * c-format.h: Add structure target_ovr_attr to hold
14660 system specific formatter names.
14661 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
14662 msformat-c.o file to c_target_objs and cxx_target_objs.
14663 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14664 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
14665 (TARGET_N_FORMAT_TYPES): New.
14666 * config/i386/msformat-c.c: New.
14667 * config/i386/t-cygming: Add build rule for msformat-c.o.
14668 * doc/extend.texi: Add new format names gnu_* and ms_* and
14670 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14672 2008-03-20 Ira Rosen <irar@il.ibm.com>
14674 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
14675 optimizations turned on under -O3.
14676 (ftree-vectorize): Add that the flag is turned on with -O3.
14678 2008-03-20 Ben Elliston <bje@au.ibm.com>
14680 * regmove.c (try_auto_increment): Fix spelling error in comment.
14681 * final.c (final_scan_insn): Likewise.
14683 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
14686 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
14687 allocator preferences for "y" and "r" class registers.
14688 ("*mov<mode>_internal"): Ditto.
14689 ("*movv2sf_internal_rex64"): Ditto.
14690 ("*movv2sf_internal"): Ditto.
14692 2008-03-19 Michael Matz <matz@suse.de>
14694 PR middle-end/35616
14695 * calls.c (expand_call): Check overlap of arguments with call
14696 address for sibcalls.
14698 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14701 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14702 of the underlying type of a MS bitfield layout to the natural
14703 alignment of the type.
14705 2008-03-19 Jan Hubicka <jh@suse.cz>
14708 * toplev.c (decode_d_option): Handle all CPP flags.
14709 * tree-vrp.c: Update tree_pass descriptors.
14710 * regrename.c: Update tree_pass descriptors.
14711 * fwprop.c: Update tree_pass descriptors.
14712 * doc/invoke.texi: Remove documentation of dropped -d? flags.
14713 * tree-into-ssa.c: Update tree_pass descriptors.
14714 * tree-dump.c: Update tree_pass descriptors.
14715 * tree-complex.c: Update tree_pass descriptors.
14716 * tree-dump.h: Update tree_pass descriptors.
14717 * see.c: Update tree_pass descriptors.
14718 * cgraphbuild.c: Update tree_pass descriptors.
14719 * tracer.c: Update tree_pass descriptors.
14720 * tree-loop-distribution.c: Update tree_pass descriptors.
14721 * cgraph.c: Update tree_pass descriptors.
14722 * postreload-gcse.c: Update tree_pass descriptors.
14723 * postreload.c: Update tree_pass descriptors.
14724 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
14725 * tree-tailcall.c: Update tree_pass descriptors.
14726 * tree-pass.h (tree_opt_pass): Rename to ...
14727 (opt_pass) ... this one; add "type" field and remove letter field.
14728 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
14729 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
14730 all_lowering_passes): Update declaration.
14731 * ipa-cp.c: Update tree_pass descriptors.
14732 * final.c: Update tree_pass descriptors.
14733 * omp-low.c: Update tree_pass descriptors.
14734 * tree-ssa-dse.c: Update tree_pass descriptors.
14735 * ipa-reference.c: Update tree_pass descriptors.
14736 * tree-ssa-uncprop.c: Update tree_pass descriptors.
14737 * auto-inc-dec.c: Update tree_pass descriptors.
14738 * reorg.c: Update tree_pass descriptors.
14739 * cgraphunit.c: Update tree_pass descriptors.
14740 * tree-ssa-copyrename.c: Update tree_pass descriptors.
14741 * tree-ssa-ccp.c: Update tree_pass descriptors.
14742 * df-core.c: Update tree_pass descriptors.
14743 * mode-switching.c: Update tree_pass descriptors.
14744 * tree-nomudflap.c: Update tree_pass descriptors.
14745 * modulo-sched.c: Update tree_pass descriptors.
14746 * ipa-pure-const.c: Update tree_pass descriptors.
14747 * cse.c: Update tree_pass descriptors.
14748 * web.c: Update tree_pass descriptors.
14749 * tree-stdarg.c: Update tree_pass descriptors.
14750 * tree-ssa-math-opts.c: Update tree_pass descriptors.
14751 * tree-ssa-dom.c: Update tree_pass descriptors.
14752 * tree-nrv.c: Update tree_pass descriptors.
14753 * tree-ssa-alias.c: Update tree_pass descriptors.
14754 * loop-init.c: Update tree_pass descriptors.
14755 * gimple-low.c: Update tree_pass descriptors.
14756 * ipa-inline.c: Update tree_pass descriptors.
14757 * tree-ssa-sink.c: Update tree_pass descriptors.
14758 * global.c: Update tree_pass descriptors.
14759 * ifcvt.c: Update tree_pass descriptors.
14760 * jump.c: Update tree_pass descriptors.
14761 * predict.c: Update tree_pass descriptors.
14762 * tree-ssa-loop.c: Update tree_pass descriptors.
14763 * recog.c: Update tree_pass descriptors.
14764 * dse.c: Update tree_pass descriptors.
14765 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
14766 * tree-eh.c: Update tree_pass descriptors.
14767 * regmove.c: Update tree_pass descriptors.
14769 * function.c: Update tree_pass descriptors.
14770 * tree-vectorizer.c: Update tree_pass descriptors.
14771 * gcse.c: Update tree_pass descriptors.
14772 * ipa-type-escape.c: Update tree_pass descriptors.
14773 * tree-if-conv.c: Update tree_pass descriptors.
14774 * init-regs.c: Update tree_pass descriptors.
14775 * ipa.c: Update tree_pass descriptors.
14776 * tree-ssa-phiopt.c: Update tree_pass descriptors.
14777 * rtl-factoring.c: Update tree_pass descriptors.
14778 * lower-subreg.c: Update tree_pass descriptors.
14779 * bt-load.c: Update tree_pass descriptors.
14780 * tree-dfa.c: Update tree_pass descriptors.
14781 * except.c: Update tree_pass descriptors.
14782 * emit-rtl.c: Update tree_pass descriptors.
14783 * cfgexpand.c: Update tree_pass descriptors.
14784 * tree-cfgcleanup.c: Update tree_pass descriptors.
14785 * cfgcleanup.c: Update tree_pass descriptors.
14786 * tree-ssa-pre.c: Update tree_pass descriptors.
14787 * tree-sra.c: Update tree_pass descriptors.
14788 * tree-mudflap.c: Update tree_pass descriptors.
14789 * tree-ssa-copy.c: Update tree_pass descriptors.
14790 * cfglayout.c: Update tree_pass descriptors.
14791 * tree-ssa-forwprop.c: Update tree_pass descriptors.
14792 * tree-ssa-dce.c: Update tree_pass descriptors.
14793 * tree-ssa.c: Update tree_pass descriptors.
14794 * regclass.c: Update tree_pass descriptors.
14795 * integrate.c: Update tree_pass descriptors.
14796 * tree-optimize.c: Update tree_pass descriptors.
14797 * tree-ssa-phiprop.c: Update tree_pass descriptors.
14798 * tree-object-size.c: Update tree_pass descriptors.
14799 * combine.c: Update tree_pass descriptors.
14800 * tree-outof-ssa.c: Update tree_pass descriptors.
14801 * bb-reorder.c: Update tree_pass descriptors.
14802 * stack-ptr-mod.c: Update tree_pass descriptors.
14803 * var-tracking.c: Update tree_pass descriptors.
14804 * tree-profile.c: Update tree_pass descriptors.
14805 * tree-vect-generic.c: Update tree_pass descriptors.
14806 * reg-stack.c: Update tree_pass descriptors.
14807 * sched-rgn.c: Update tree_pass descriptors.
14808 * tree-ssa-structalias.c: Update tree_pass descriptors.
14809 * tree-cfg.c: Update tree_pass descriptors.
14810 * passes.c (current_pass): Update declaration.
14811 (finish_optimization_passes): Update.
14812 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
14813 (register_one_dump_file, register_dump_files_1, next_pass_1):
14815 (init_optimization_passes): Update handling of new types.
14816 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
14817 * ipa-struct-reorg.c: Update tree_pass descriptors.
14818 * tree-ssa-reassoc.c: Update tree_pass descriptors.
14819 * combine-stack-adj.c: Update tree_pass descriptors.
14820 * cfgrtl.c: Update tree_pass descriptors.
14821 * dce.c: Update tree_pass descriptors.
14822 * tree-ssanames.c: Update tree_pass descriptors.
14824 2008-03-19 Richard Guenther <rguenther@suse.de>
14826 PR middle-end/35609
14827 * tree-ssa.c (walk_data): New structure.
14828 (warn_uninitialized_var): If not always_executed warn with "maybe"
14830 (execute_early_warn_uninitialized): Compute post-dominators.
14831 Initialize always_executed before processing each basic block.
14833 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14836 * config/i386/i386.c (x86_this_parameter): Calculate correct location
14837 of "this" pointer when "regparm = N" or "fastcall" is in effect.
14839 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14841 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
14843 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
14845 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
14847 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
14848 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
14849 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
14850 target after ignore has been set, and move there also the commputation
14851 of subtarget and original_target.
14852 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
14853 (LANG_HOOKS_INITIALIZER): Remove it.
14854 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
14856 2008-03-18 Richard Guenther <rguenther@suse.de>
14858 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
14859 found an expression with constants, note that in the VN for the lhs.
14860 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
14861 fold them to constants if possible. Run cleanup_cfg if done so.
14862 (execute_pre): Return todo.
14863 (do_pre): Likewise.
14864 (execute_fre): Likewise.
14865 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
14867 (get_prop_source_stmt): Look through pointer conversions.
14869 2008-03-18 Jan Hubicka <jh@suse.cz>
14871 * tree-pretty-print.c: Include predict.h.
14872 (dump_generic_node): Dump predictor.
14873 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
14874 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
14875 * gimple-low.c (lower_stmt): Likewise.
14876 * expr.c (expand_expr_real): Likewise.
14877 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
14879 (build_predict_expr, build_predict_expr): New.
14880 * predict.h (predictor_name, build_predict_expr): Update.
14881 * c-typeck.c (c_finish_bc_stmt): Add prediction.
14882 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
14883 * predict.def (PRED_CONTINUE): Update hitrate.
14884 * tree.def (PREDICT_EXPR): Define.
14885 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
14886 do not handle BIND_EXPR.
14887 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
14888 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
14889 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
14892 2008-03-18 Michael Matz <matz@suse.de>
14894 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
14896 2008-03-18 Richard Guenther <rguenther@suse.de>
14898 * tree-gimple.h (is_gimple_invariant_address): Declare.
14899 (is_gimple_constant): Likewise.
14900 * tree-gimple.c (is_gimple_constant): New function.
14901 (is_gimple_invariant_address): Likewise.
14902 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
14903 and is_gimple_invariant_address.
14904 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
14906 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
14907 an addressable base.
14909 2008-03-18 Jakub Jelinek <jakub@redhat.com>
14911 PR middle-end/35611
14912 * gimplify.c (gimplify_expr): Gimplify second operand of
14915 2008-03-17 Richard Guenther <rguenther@suse.de>
14917 PR tree-optimization/19637
14918 * fold-const.c (fold_unary): Remove restrictions of removing
14919 intermediate pointer-conversions (P2)(P1)P0.
14920 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
14921 conversion to void pointer.
14922 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
14924 2008-03-16 James E. Wilson <wilson@tuliptree.org>
14927 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
14928 emulated thread local variables.
14930 2008-03-16 Richard Guenther <rguenther@suse.de>
14932 PR middle-end/35607
14933 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
14934 expand TREE_INVARIANT operations that are not gimple invariant.
14936 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
14938 * doc/extend.texi (Alignment): Say that the ABI controls
14939 the __alignof__ for non-strict-alignment targets rather
14940 than being a recommendation.
14942 2008-03-15 Paul Brook <paul@codesourcery.com>
14944 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
14946 (arm_output_fn_unwind): Mark functions that can not be unwound.
14948 2008-03-15 Paul Brook <paul@codesourcery.com>
14950 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
14951 extension instructions.
14953 2008-03-15 Richard Guenther <rguenther@suse.de>
14955 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
14956 and fold constant aggregate refs.
14957 (fold_const_aggregate_ref): Handle string constants
14958 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
14959 (evaluate_stmt): Simplify now that ccp_fold folds constant
14962 2008-03-15 Paul Brook <paul@codesourcery.com>
14964 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14965 (extzv): Use gen_extzv_t2.
14966 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14968 2008-03-15 Richard Guenther <rguenther@suse.de>
14970 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14971 (fold_const_aggregate_ref): Likewise.
14972 (get_value): Return NULL if we don't have any values.
14973 (ccp_finalize): Set const_val to NULL after freeing it.
14974 * tree-flow.h (get_symbol_constant_value): Declare.
14975 (fold_const_aggregate_ref): Likewise.
14976 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14978 2008-03-15 Richard Guenther <rguenther@suse.de>
14980 PR middle-end/35593
14981 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14982 to not produce negative array indices if not allowed. Add
14983 parameter to indicate that.
14984 (maybe_fold_offset_to_component_ref): Allow negative array
14985 indices only for the first member of a structure.
14986 (maybe_fold_offset_to_reference): Allow negative array indices.
14987 (maybe_fold_stmt_addition): Likewise.
14989 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14990 Anatoly Sokolov <aesok@post.ru>
14992 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14993 (avr_arch): Add ARCH_AVR6.
14994 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14995 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14996 instead of fixed value 2.
14997 (print_operand_address): Use gs() asm specifier instead of pm().
14998 (avr_assemble_integer): (Ditto.).
14999 (avr_output_addr_vec_elt): (Ditto.).
15000 (print_operand): Handle "!" code.
15001 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
15002 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
15003 (AVR_HAVE_EIJMP_EICALL): Define.
15004 (AVR_3_BYTE_PC): Redefine.
15005 (AVR_2_BYTE_PC): (Ditto.).
15006 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
15007 (LINK_SPEC): Add atmega2560 and atmega2561.
15008 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
15010 * config/avr/avr.md (call_insn): Use eicall instead of icall
15011 for 3 byte PC devices.
15012 (call_value_insn): (Ditto.).
15013 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
15014 (indirect_jump): Use only for for 2 byte PC devices.
15015 (*tablejump): (Ditto.).
15016 (*indirect_jump_avr6): Add insn.
15017 (*tablejump_rjmp): Don't use for 3 byte PC devices.
15018 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
15019 instead of ijmp for 3 byte PC devices.
15020 (__tablejump2__): (Ditto.).
15021 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
15022 (MULITLIB_DIRNAMES): (Ditto.).
15023 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
15025 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
15027 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
15028 "sse2_umulsidi3". Use V1DI mode for operand 0.
15029 ("mmx_psadbw"): Use V1DI mode for operand 0.
15030 * config/i386/i386-modes.def (V1SI): New vector mode.
15031 * config/i386/i386.c (struct builtin_description)
15032 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
15033 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
15034 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
15035 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
15036 v1di_ftype_v8qi_v8qi type.
15037 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
15039 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
15040 __builtin_ia32_pmuludq]: Fix the mode of return value.
15042 2008-03-15 Richard Guenther <rguenther@suse.de>
15044 PR middle-end/35595
15045 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
15048 2008-03-14 Bob Wilson <bob.wilson@acm.org>
15050 * doc/invoke.texi (Option Summary, Xtensa Options): Document
15051 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
15052 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
15053 unless TARGET_SERIALIZE_VOLATILE is enabled.
15054 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
15055 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
15056 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
15058 2008-03-14 Richard Guenther <rguenther@suse.de>
15060 PR tree-optimization/34172
15061 * tree-flow.h (refs_may_alias_p): Declare.
15062 (get_single_def_stmt): Likewise.
15063 (get_single_def_stmt_from_phi): Likewise.
15064 (get_single_def_stmt_with_phi): Likewise.
15065 * tree-dfa.c (refs_may_alias_p): New function.
15066 (get_single_def_stmt): Likewise.
15067 (get_single_def_stmt_from_phi): Likewise.
15068 (get_single_def_stmt_with_phi): Likewise.
15069 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
15070 (vn_reference_lookup_1): New helper function.
15071 (vn_reference_lookup): Walk the virtual use-def chain to
15072 continue searching for a match if the def does not alias the
15073 reference we are looking for.
15075 2008-03-14 David Edelsohn <edelsohn@gnu.org>
15077 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
15078 archive and Perzl. Update The Written Word listing.
15080 2008-03-14 Richard Guenther <rguenther@suse.de>
15082 PR tree-optimization/34043
15083 PR tree-optimization/33989
15084 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
15086 (bitmap_find_leader): Use extra argument to verify dominance
15087 relationship inside a basic-block.
15088 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
15089 (find_leader_in_sets): Adjust.
15090 (create_component_ref_by_pieces): Take extra argument for
15091 dominance check, handle lookup failures.
15092 (find_or_generate_expression): Likewise.
15093 (create_expression_by_pieces): Likewise.
15094 (insert_into_preds_of_block): Adjust.
15095 (create_value_expr_from): If asked for, verify all operands
15096 are in the blocks AVAIL_OUT set.
15097 (make_values_for_stmt): Check for SSA_NAMEs that are life
15098 over an abnormal edge.
15099 (compute_avail): Remove such check.
15100 (do_SCCVN_insertion): New function.
15101 (eliminate): If we do not find a leader suitable for replacement
15102 insert a replacement expression from SCCVN if available.
15103 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
15104 (struct vn_ssa_aux): Add needs_insertion flag.
15105 * tree-ssa-sccvn.c (may_insert): New global flag.
15106 (copy_reference_ops_from_ref): Value-number union member access
15107 based on its size, not type and member if insertion is allowed.
15108 (visit_reference_op_load): For a weak match from union type
15109 punning lookup a view-converted value and insert a SSA_NAME
15110 for that value if that is not found.
15111 (visit_use): Make dumps shorter. Do not disallow value numbering
15112 SSA_NAMEs that are life over an abnormal edge to constants.
15113 (free_scc_vn): Release inserted SSA_NAMEs.
15114 (run_scc_vn): New flag to specify whether insertion is allowed.
15115 Process SSA_NAMEs in forward order.
15116 * tree-ssa-loop-im.c (for_each_index): Handle invariant
15117 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
15118 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
15119 pointer type to/from integral types that do not change the
15120 precision to regular conversions.
15122 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
15124 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15125 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15126 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
15127 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
15128 input arguments and the mode of return value. Built-in functions
15129 that operate on whole 64-bit MMX register now use V1DI mode.
15131 2008-03-13 Alon Dayan <alond@il.ibm.com>
15132 Olga Golovanevsky <olga@il.ibm.com>
15134 PR tree-optimization/35041
15135 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
15136 to locate the right position in a statement.
15138 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
15142 * config/i386/xmmintrin.h: Change all static inline functions to
15143 extern inline and add __gnu_inline__ attribute.
15144 * config/i386/bmintrin.h: Ditto.
15145 * config/i386/smmintrin.h: Ditto.
15146 * config/i386/tmmintrin.h: Ditto.
15147 * config/i386/mmintrin-common.h: Ditto.
15148 * config/i386/ammintrin.h: Ditto.
15149 * config/i386/emmintrin.h: Ditto.
15150 * config/i386/pmmintrin.h: Ditto.
15151 * config/i386/mmintrin.h: Ditto.
15152 * config/i386/mm3dnow.h: Ditto.
15154 2008-03-13 Jakub Jelinek <jakub@redhat.com>
15156 PR middle-end/35185
15157 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
15158 (lower_omp_2): New function.
15159 (lower_omp_1, lower_omp): Rewritten.
15161 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
15164 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
15165 with the phrase "Microsoft Windows compilers".
15166 (Push/Pop Macro Pragmas): New subsection. Document
15167 #pragma push_macro and pragma pop_macro.
15169 2008-03-12 Paul Brook <paul@codesourcery.com>
15171 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
15173 2008-03-12 Paul Brook <paul@codesourcery.com>
15175 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
15176 (thumb2_alusi3_short): Exclude PLUS and MINUS.
15177 (thumb2_addsi_shortim): Rename ...
15178 (thumb2_addsi_short): ... to this. Allow register operands.
15179 (thumb2_subsi_short): New pattern.
15180 (thumb2_one_cmplsi2_short,
15181 thumb2_negsi2_short): New patterns and peepholes.
15183 2008-03-12 Paul Brook <paul@codesourcery.com>
15185 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
15187 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
15189 * config/i386/i386.md (int_cond): New code iterator.
15191 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
15192 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
15193 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
15194 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
15195 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
15196 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
15197 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
15198 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
15200 2008-03-12 Paul Brook <paul@codesourcery.com>
15202 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
15203 instead of {arm,thumb}_compute_save_reg_mask.
15204 (output_return_instruction): Ditto.
15205 (thumb_unexpanded_epilogue): Ditto.
15206 (thumb1_expand_prologue): Ditto.
15207 (thumb1_output_function_prologue): Ditto.
15208 (arm_set_return_address): Ditto.
15209 (thumb_set_return_address): Ditto.
15210 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
15211 regs to achieve stack alignment.
15212 (thumb1_compute_save_reg_mask): Fix compiler warning.
15213 (arm_output_epilogue): Use offsets->saved_regs_mask.
15214 Adjust stack pointer by poping call clobered registers.
15215 (arm_expand_prologue): Use offsets->saved_regs_mask.
15216 Adjust stack pointer by pushing extra registers.
15217 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
15219 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
15222 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
15223 conversion to the operands of a multiplication.
15225 2008-03-12 Richard Guenther <rguenther@suse.de>
15227 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
15228 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
15229 * timevar.def (TV_TREE_PHIPROP): Add.
15230 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
15231 pass description. Use TV_TREE_PHIPROP.
15232 * tree-ssa-forwprop.c: Remove phiprop code.
15234 2008-03-12 Jakub Jelinek <jakub@redhat.com>
15236 PR middle-end/35549
15237 * omp-low.c (maybe_lookup_decl): Constify first argument.
15238 (use_pointer_for_field): Change last argument from bool to
15239 omp_context *. Disallow shared copy-in/out in nested
15240 parallel if decl is shared in outer parallel too.
15241 (build_outer_var_ref, scan_sharing_clauses,
15242 lower_rec_input_clauses, lower_copyprivate_clauses,
15243 lower_send_clauses, lower_send_shared_vars): Adjust callers.
15245 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
15246 Ira Rosen <irar@il.ibm.com>
15248 * tree-vectorizer.c (free_stmt_vec_info): New function.
15249 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
15250 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
15251 * tree-vectorizer.h (free_stmt_vec_info): Declare.
15252 * tree-vect-transform.c (vectorizable_conversion): Free
15253 vec_oprnds0 if it was allocated.
15254 (vect_permute_store_chain): Remove unused VECs.
15255 (vectorizable_store): Free VECs that are allocated in the..
15257 (vect_transform_strided_load, vectorizable_load): Likewise.
15258 (vect_remove_stores): Simplify the code.
15259 (vect_transform_loop): Move code to vect_remove_stores().
15260 Call vect_remove_stores() and free_stmt_vec_info().
15262 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15264 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
15265 TARGET_HPUX. Revise comment.
15266 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
15267 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
15268 Use sr4 variant of `be' instruction when not generating PIC code.
15269 (attr_length_call): Adjust for above change.
15271 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15273 * ipa-reference.c (static_execute): Remove module_statics_const and
15274 associated setting code.
15276 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15279 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
15280 predicate for operand 1.
15281 (paritysi2_cmp): Use register_operand predicate for operand 2.
15282 Use earlyclobber modifier for operand 1. Remove support for
15284 (paritydi2_cmp): Use register_operand predicate for operand 3.
15285 Use earlyclobber modifier for operand 1. Remove support for
15288 2008-03-11 Paul Brook <paul@codesourcery.com>
15289 Vladimir Prus <vladimir@codesourcery.com>
15291 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
15292 (arm_compute_save_reg0_reg12_mask): Always
15293 check if register 11 must be saved. Always safe hard frame pointer
15294 when frame_pointer_needeed.
15295 (arm_compute_save_reg_mask): Save IP and PC
15296 only with apcs frames.
15297 (arm_output_epilogue): Adjust Thumb2 codepath to
15298 be also invoked and work for ARM non-apcs frames.
15299 (arm_expand_prologue): Don't bother saving IP
15300 for non-apcs frame, since it's not clobbered by
15301 prologue code. Implement non-apcs frame
15304 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15306 PR rtl-optimization/35281
15307 * expr.c (convert_move): Use a new pseudo for the intermediate
15308 from_mode->word_mode result.
15310 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15312 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
15313 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
15314 * toplev.c (compile_file): Don't call it.
15316 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15318 PR middle-end/35526
15319 * expr.c (store_expr): Call emit_block_move if the mode
15320 of "temp" RTX is BLKmode.
15322 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15323 Richard Guenther <rguenther@suse.de>
15325 PR tree-optimization/31358
15326 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
15327 the step with a NULL_TREE.
15328 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
15329 to sizetype if type is a pointer type.
15330 (add_candidate_1): Don't convert the base and step to
15331 the generic type if the orginal type is a pointer type.
15332 (add_iv_value_candidates): Use sizetype for the step
15333 if type is a pointer type.
15334 (cand_value_at): Likewise.
15335 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
15337 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
15338 Don't convert the tem affine to the type.
15339 (add_elt_to_tree): Use sizetype for the step if a pointer.
15340 Use POINTER_PLUS_EXPR for pointers.
15341 (aff_combination_to_tree): Use sizetype for the step if a
15344 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
15346 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
15347 Remove commutativity hint.
15349 2008-03-10 Jakub Jelinek <jakub@redhat.com>
15353 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
15354 errorneous type. Check that v is a VAR_DECL.
15356 PR middle-end/35099
15357 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
15359 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
15361 PR tree-optimization/35494
15362 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
15363 may be overriden at link and run time.
15365 2008-03-10 Richard Guenther <rguenther@suse.de>
15367 PR tree-optimization/34677
15368 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
15369 (poolify_tree): Likewise.
15370 (modify_expr_template): Likewise.
15371 (poolify_modify_stmt): Likewise.
15372 (insert_fake_stores): Handle all component-ref style stores
15373 in addition to INDIRECT_REF. Also handle complex types.
15374 Do not poolify the inserted load.
15375 (realify_fake_stores): Do not rebuild the tree but only
15376 make it a SSA_NAME copy.
15377 (init_pre): Remove initialzation of modify_expr_template.
15378 Do not allocate modify_expr_node_pool.
15379 (fini_pre): Do not free modify_expr_node_pool.
15381 2008-03-10 Paul Brook <paul@codesourcery.com>
15383 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
15384 to avoid conflicts.
15386 2008-03-10 Paul Brook <paul@codesourcery.com>
15387 Mark Shinwell <shinwell@codesourcery.com>
15389 * config/arm/cortex-r4.md: New.
15390 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
15392 * config/arm/arm.md: Include cortex-r4.md.
15393 (insn): Add smmls, sdiv and udiv values.
15394 (generic_sched): Don't use generic scheduling for Cortex-R4.
15395 (arm_issue_rate): New function.
15396 (TARGET_SCHED_ISSUE_RATE): Define.
15398 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
15400 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
15402 2008-03-10 Richard Guenther <rguenther@suse.de>
15404 * tree-ssa-pre.c (get_sccvn_value): Simplify.
15405 (compute_avail): Do not add stmt uses to AVAIL_OUT.
15407 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
15409 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
15410 Set default to true.
15412 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15414 * c.opt (Wsynth): Deprecate.
15415 * doc/invoke.texi (Option Summary, Warning Options): Document
15416 -Wno-format-contains-nul.
15418 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
15421 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
15422 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
15424 2008-03-09 Ira Rosen <irar@il.ibm.com>
15426 * config/rs6000/rs6000.c (builtin_description): Rename vector
15427 left shift operations.
15428 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
15429 (altivec_vsl<VI_char>): Rename to ...
15430 (ashl<mode>3): ... new name.
15431 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
15433 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
15435 2008-03-08 Richard Guenther <rguenther@suse.de>
15437 * coverage.h (tree_coverage_counter_addr): Declare.
15438 * coverage.c (tree_coverage_counter_addr): New function.
15439 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
15440 before using again.
15441 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
15442 (tree_gen_one_value_profiler): Likewise.
15443 (tree_gen_ic_profiler): Likewise.
15444 (tree_gen_average_profiler): Likewise.
15445 (tree_gen_ior_profiler): Likewise.
15447 2008-03-08 Richard Guenther <rguenther@suse.de>
15449 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
15450 (vn_binary_op_insert): Likewise.
15451 (vn_unary_op_lookup): Likewise.
15452 (vn_unary_op_insert): Likewise.
15453 (vn_nary_op_lookup): Declare.
15454 (vn_nary_op_insert): Likewise.
15455 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
15456 and binary hashes, use a single obstack for unary_op_pool
15457 and binary_op_pool.
15458 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
15459 a single struct vn_nary_op_s. Store tree code length and
15460 a variable number of operands.
15461 (struct vn_reference_op_struct): Remove unused op2.
15462 (vn_reference_op_eq): Do not compare op2.
15463 (vn_reference_op_compute_hash): Do not compute hash of op2.
15464 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
15465 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
15466 with vn_nary_op_compute_hash.
15467 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
15468 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
15470 (vn_unary_op_insert, vn_binary_op_insert): Replace with
15472 (visit_unary_op): Call nary functions.
15473 (visit_binary_op): Likewise.
15474 (process_scc): Adjust for struct vn_tables_s changes.
15475 (allocate_vn_table): Likewise.
15476 (free_vn_table): Likewise.
15477 * tree-vn.c (vn_add): Call nary functions.
15478 (vn_lookup): Likewise.
15480 2008-03-08 Jakub Jelinek <jakub@redhat.com>
15483 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
15484 wdst back after sync_compare_and_swapqhi_internal.
15486 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
15489 * config/i386/i386-modes.def (V1DI): New vector mode.
15490 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
15491 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
15492 (MMXMODE248): Ditto.
15493 (MMXMODE): Add V1DI mode.
15494 (mmxvecsize): Change DI mode to V1DI mode.
15495 ("mov<mode>): Use MMXMODEI8 mode iterator.
15496 ("*mov<mode>_internal_rex64"): Ditto.
15497 ("*mov<mode>_internal"): Ditto.
15498 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
15499 ("mmx_sub<mode>3"): Ditto.
15500 ("mmx_adddi3"): Remove insn pattern.
15501 ("mmx_subdi3"): Ditto.
15502 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
15503 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
15504 ("mmx_ashl<mode>3"): Ditto.
15505 ("mmx_lshrdi3"): Remove insn pattern.
15506 ("mmx_ashldi3"): Ditto.
15507 * config/i386/i386.c (classify_argument): Handle V1DImode.
15508 (function_arg_advance_32): Ditto.
15509 (function_arg_32): Ditto.
15510 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
15511 mmx_addv1di3 insn pattern.
15512 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
15513 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
15514 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
15515 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
15516 Remove definitions of built-in functions.
15517 (V1DI_type_node): New node.
15518 (v1di_ftype_v1di_int): Ditto.
15519 (v1di_ftype_v1di_v1di): Ditto.
15520 (v2si_ftype_v2si_si): Ditto.
15521 (v4hi_ftype_v4hi_di): Remove node.
15522 (v2si_ftype_v2si_di): Ditto.
15523 (ix86_init_mmx_sse_builtins): Handle V1DImode.
15524 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
15525 Redefine builtins using def_builtin_const with *_ftype_*_int node.
15526 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
15527 Add new builtins using def_builtin_const.
15528 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
15529 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
15530 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
15531 * config/i386/mmintrin.h (__v1di): New typedef.
15532 (_mm_add_si64): Cast arguments to __v1di type.
15533 (_mm_sub_si64): Ditto.
15534 (_mm_sll_pi16): Cast __count to __v4hi type.
15535 (_mm_sll_pi32): Cast __count to __v2si type.
15536 (_mm_sll_si64): Cast arguments to __v1di type.
15537 (_mm_srl_pi16): Cast __count to __v4hi type.
15538 (_mm_srl_pi32): Cast __count to __v2si type.
15539 (_mm_srl_si64): Cast arguments to __v1di type.
15540 (_mm_sra_pi16): Cast __count to __v4hi type.
15541 (_mm_sra_pi32): Cast __count to __v2si type.
15542 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
15543 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
15544 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
15545 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
15546 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
15547 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
15548 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
15549 (_mm_srai_pi32): Use __builtin_ia32_psradi.
15550 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
15551 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15552 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15553 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
15555 2008-03-07 Joseph Myers <joseph@codesourcery.com>
15557 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
15559 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
15562 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
15563 reg+const addressing for Altivec modes. Don't generate reg+reg
15564 addressing for TFmode or TDmode quantities.
15566 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
15568 * c-common.c (vector_types_convertible_p): Call langhook
15569 instead of comptypes.
15571 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15574 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
15575 integral and scalar float variables which have a
15578 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
15580 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
15581 dwarf_register_span hook when emitting unwind information for
15582 register-to-memory saves.
15583 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
15584 (rs6000_frame_related): Remove call to spe_synthesize_frame.
15586 2008-03-06 Jakub Jelinek <jakub@redhat.com>
15588 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
15589 for the same VAR_DECL.
15591 2008-03-06 Tom Tromey <tromey@redhat.com>
15593 * treelang: Delete.
15594 * doc/standards.texi (Standards): Don't mention treelang.
15595 * doc/invoke.texi (Overall Options): Don't mention treelang.
15596 * doc/install.texi (Prerequisites): Don't mention bison or
15598 (Configuration): Don't mention treelang.
15599 (Building): Likewise.
15600 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
15602 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
15604 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
15605 word-extractions out of a multi-word object.
15607 2008-03-06 Richard Guenther <rguenther@suse.de>
15609 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
15610 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
15611 result type and precision.
15612 * expr.c (get_inner_reference): Set unsignedp based on the result
15613 type of BIT_FIELD_REF.
15614 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
15615 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
15616 (try_instantiate_multiple_fields): Likewise. Use the correct type
15618 (sra_build_assignment): Likewise.
15619 (sra_build_elt_assignment): Likewise.
15620 (sra_explode_bitfield_assignment): Likewise.
15621 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
15622 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
15623 set BIT_FIELD_REF_UNSIGNED.
15624 (vectorizable_load): Likewise.
15626 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
15628 * cse.c (cse_extended_basic_block): Invalidate artificial defs
15631 2008-03-06 Richard Guenther <rguenther@suse.de>
15633 * alias.c (struct alias_set_entry): Move has_zero_child field
15634 to pack with alias_set.
15636 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15638 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15641 2008-03-05 Ian Lance Taylor <iant@google.com>
15643 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
15645 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
15647 * fwprop.c (update_df): Support width and offset parameters of
15649 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
15650 global_conflicts): Change DF_REF_EXTRACT to either
15651 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15652 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15653 * df-scan.c (df_ref_record, df_defs_record,
15654 df_ref_create_structure, df_def_record_1, df_uses_record,
15655 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
15656 df_bb_refs_collect, df_entry_block_defs_collect,
15657 df_exit_block_uses_collect): Support new width and offset fields.
15658 (ref_extract_pool): New storage pool.
15659 (df_free_ref): New function.
15660 (df_reg_chain_unlink, df_free_collection_rec,
15661 df_sort_and_compress_refs): Call df_free_ref.
15662 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
15664 (df_ref_create_structure): Allocate df_ref_extract if offset and
15665 width fields are used.
15666 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
15667 (df_uses_record): Get offset and width from ZERO_EXTRACT
15669 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
15670 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15671 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15672 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
15673 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15674 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15675 (df_ref_extract): New structure.
15676 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
15677 (df_ref_create): Add width and offset parameters.
15679 2008-03-05 Richard Guenther <rguenther@suse.de>
15681 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15682 Use ranges_overlap_p.
15683 (offset_overlaps_with_access): Rename
15684 to ranges_overlap_p and move ...
15685 * tree-flow-inline.h (ranges_overlap_p): ... here.
15687 * tree.h (get_inner_reference, handled_component_p): Update
15690 * tree.h (record_component_aliases, get_alias_set,
15691 alias_sets_conflict_p, alias_sets_must_conflict_p,
15692 objects_must_conflict_p): Move declarations ...
15693 * alias.h (record_component_aliases, get_alias_set,
15694 alias_sets_conflict_p, alias_sets_must_conflict_p,
15695 objects_must_conflict_p): ... here.
15696 Include coretypes.h.
15697 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
15699 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
15701 * cfg.c: Include tree-flow.h.
15702 (remove_edge_raw): Call redirect_edge_var_map_clear.
15703 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
15704 * tree-flow-inline.h (redirect_edge_var_map_def): New.
15705 (redirect_edge_var_map_result): New.
15706 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
15707 PENDING_STMT use with redirect_edge_var_map_*.
15708 * tree-ssa.c (edge_var_maps): New definition.
15709 (redirect_edge_var_map_add): New.
15710 (redirect_edge_var_map_clear): New.
15711 (redirect_edge_var_map_dup): New.
15712 (redirect_edge_var_map_vector): New.
15713 (redirect_edge_var_map_destroy): New.
15714 (ssa_redirect_edge): Replace PENDING_STMT use with
15715 redirect_edge_var_map_*.
15716 (flush_pending_stmts): Same.
15717 (delete_tree_ssa): Destroy edge var map.
15718 * tree-flow.h (struct _edge_var_map): New.
15719 Define edge_var_map vector type.
15720 Declare redirect_edge_var_map_* prototypes.
15721 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
15722 * tree-cfg.c (reinstall_phi_args): Replace
15723 PENDING_STMT use with redirect_edge_var_map_*.
15725 2008-03-05 Richard Guenther <rguenther@suse.de>
15727 PR tree-optimization/35472
15728 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
15729 whose single use_stmt has a overlapping set of loaded and
15730 stored symbols as that use_stmt might be a noop assignment then.
15732 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
15734 * gthr-rtems.h: Implement __gthread_mutex_destroy.
15736 2008-03-05 Richard Guenther <rguenther@suse.de>
15739 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
15740 should be constants.
15741 * tree-cfg.c (verify_expr): Verify it.
15742 * fold-const.c (fold_truthop): Remove code generating
15743 BIT_FIELD_REFs of structure bases.
15744 (fold_binary): Likewise.
15745 (fold_ternary): Position and size of BIT_FIELD_REFs are
15746 always host integers.
15747 (make_bit_field_ref): Remove.
15748 (optimize_bit_field_compare): Remove.
15749 (all_ones_mask_p): Remove.
15751 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
15754 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
15755 (split_block_and_df_analyze): New. Split basic block and rebuild
15757 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
15759 (split_pattern_seq): Likewise.
15760 (erase_matching_seqs): Likewise.
15761 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
15763 2008-03-04 Geoff Keating <geoffk@apple.com>
15765 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
15766 declaration and code.
15767 (tree_invalid_nonnegative_warnv_p): Likewise.
15769 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15771 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
15772 examples. Truncate option-names then causing overfull hbox.
15774 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15777 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
15779 * configure: Rebuilt.
15781 2008-03-04 Rafael Espindola <espindola@google.com>
15783 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
15784 (tree_unary_nonnegative_warnv_p): New.
15785 (tree_binary_nonnegative_warnv_p): New.
15786 (tree_single_nonnegative_warnv_p): New.
15787 (tree_invalid_nonnegative_warnv_p): New.
15788 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
15790 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15793 * opts.c (handle_option): Postpone 'unknown option' errors only for
15796 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
15799 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
15802 2008-03-04 Rafael Espindola <espindola@google.com>
15804 * fold-const.c (tree_unary_nonzero_warnv_p): New.
15805 (tree_binary_nonzero_warnv_p): New.
15806 (tree_single_nonzero_warnv_p): New.
15807 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
15809 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
15811 PR middle-end/35456
15812 * fold-const.c (fold_cond_expr_with_comparison): Prevent
15813 transformations for modes that have signed zeros.
15814 * ifcvt.c (noce_try_abs): Ditto.
15816 2008-03-04 Joseph Myers <joseph@codesourcery.com>
15818 * config/i386/i386.c (override_options): Force
15819 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
15821 2008-03-04 Jan Hubicka <jh@suse.cz>
15824 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
15827 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15829 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
15830 label to probe the stack.
15832 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15834 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
15835 (__gthr_win32_mutex_destroy): Declare.
15836 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
15837 __gthr_win32_mutex_destroy.
15838 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
15840 2008-03-03 Jan Hubicka <jh@suse.cz>
15843 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
15844 aggressive on inlining cold calls.
15846 2008-03-03 Richard Guenther <rguenther@suse.de>
15848 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
15849 struct copies into the expression table.
15850 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
15851 (try_to_simplify): Likewise.
15852 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
15853 integral and pointer arguments which do not change the
15854 precision to NOP_EXPRs.
15855 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
15856 VIEW_CONVERT_EXPR case.
15858 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
15860 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
15861 defined in a loop at depth 0 is invariant.
15862 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15863 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
15864 be called at loop depth 0.
15866 2008-03-02 Jakub Jelinek <jakub@redhat.com>
15869 * gcc.c (process_command): Update copyright notice dates.
15870 * gcov.c (print_version): Likewise.
15871 * gcov-dump.c (print_version): Likewise.
15872 * mips-tfile.c (main): Likewise.
15873 * mips-tdump.c (main): Likewise.
15875 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15878 * c-common.c (flag_permissive): Delete.
15879 (constant_expression_warnings): Check flags first.
15880 (constant_expression_error): New.
15881 * c-common.h (flag_permissive): Delete.
15882 (constant_expression_error): Declare.
15883 * flags.h (flag_permissive): Declare. Update description.
15884 * diagnostic.c (pedwarn): Update.
15886 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
15887 (permissive_error_kind): New.
15888 * toplev.c (flag_permissive): Define. Update description.
15889 * toplev.h (permissive_error_kind): Declare.
15890 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
15891 (pedwarn_c90): Use pedantic_warning_kind.
15892 * c-opts.c (c_common_post_options): flag_permissive does not affect
15893 flag_pedantic_errors.
15895 2008-03-02 Joseph Myers <joseph@codesourcery.com>
15897 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
15898 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
15899 __absvsi2, __absvDI2): Use unsigned arithmetic.
15901 2008-03-02 Andi Kleen <ak@suse.de>
15902 Richard Guenther <rguenther@suse.de>
15904 * struct-equiv.c: Remove file.
15905 * cfg_cleanup.c (condjump_equiv_p): Remove.
15906 * Makefile.in (OBJS-common): Remove struct-equiv.o.
15907 (struct-equiv.o): Remove rule.
15908 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
15909 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
15910 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
15912 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15914 * ifcvt.c (noce_process_if_block): Try to handle only the then
15915 block if the else block exists but isn't suitable.
15917 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15920 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
15921 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
15922 regression from previous patch.
15924 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15927 * gthr.h: Add __gthread_mutex_destroy as a function that must be
15929 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
15930 * gthr-single.h (__gthread_mutex_destroy): Likewise.
15931 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
15932 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
15933 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
15934 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
15935 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
15936 (__gthread_mutex_destroy_function): Rename to
15937 __gthread_mutex_destroy.
15938 * gthr-dce.h (__gthread_mutex_destroy): Call
15939 pthread_mutex_destroy.
15940 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
15941 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
15942 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
15944 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15946 * df-scan.c (df_ref_chain_change_bb): Simplify.
15947 (df_insn_change_bb): Add new_bb argument. Simplify. Call
15948 set_block_for_insn if there's any change.
15949 * df.h ((df_insn_change_bb): Fix prototype.
15950 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
15951 df_insn_change_bb, don't call set_block_for_insn.
15952 * emit-rtl.c (reorder_insns): Likewise.
15953 * haifa-sched.c (move_insn): Likewise.
15955 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15957 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
15959 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15961 * tree-flow-inline.h (next_readonly_imm_use): Return
15962 NULL_USE_OPERAND_P after the end.
15964 2008-03-01 Richard Guenther <rguenther@suse.de>
15966 PR tree-optimization/35411
15967 * tree-sra.c (sra_build_assignment): Split conversion to
15968 final type to a separate statement if we are not assigning
15971 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15973 * fold-const.c (fold_convertible_p): Correct the logic to follow
15974 that in fold_convert().
15976 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15979 * tree-inline.c (build_duplicate_type): When we make a
15980 duplicate type, make it unique in the canonical types system.
15982 2008-02-29 Tom Tromey <tromey@redhat.com>
15984 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15985 input_file_stack_history, input_file_stack_restored): Remove.
15986 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15987 * input.h (struct file_stack): Remove.
15988 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15989 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15991 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15993 (diagnostic_last_module_changed): Add 'map' argument.
15994 (diagnostic_set_last_function): Likewise.
15995 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15996 line map, not input_file_stack.
15997 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15999 2008-02-29 Paul Brook <paul@codesourcery.com>
16001 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
16003 2008-02-29 Paul Brook <paul@codesourcery.com>
16005 * config/arm/ieee754-df.S (muldf3): Use RET macros.
16007 2008-02-29 Richard Guenther <rguenther@suse.de>
16009 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
16011 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
16012 value for comparing for a store match.
16013 (simplify_unary_expression): Do nothing for SSA_NAMEs.
16014 (try_to_simplify): Do not do a full-blown reference lookup.
16016 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
16018 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
16019 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
16021 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
16023 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
16025 * tree-loop-linear.c (try_interchange_loops): Compare memory access
16026 strides against cache sizes.
16028 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
16030 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
16033 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
16035 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
16036 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
16037 is smaller than the original promoted value.
16038 (simplify_subreg): If OP is a SUBREG, try to preserve its
16039 SUBREG_PROMOTED_VAR_P information.
16041 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
16043 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
16044 (VN_INFO_GET): Allocate new objects on the obstack.
16045 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
16046 for rpo_numbers_temp, for consistency.
16047 (free_scc_vn): Free the obstack.
16049 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
16051 * doc/invoke.texi: Document -ftree-loop-distribution.
16052 * tree-loop-distribution.c: New.
16053 * tree-pass.h (pass_loop_distribution): New.
16054 * graphds.h (struct graph): Add htab_t indices.
16055 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
16056 * tree-vectorizer.c (rename_variables_in_loop): Extern.
16057 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
16058 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
16059 * tree-data-ref.c (debug_data_dependence_relations): New.
16060 (dump_data_dependence_relation): Also print data references.
16061 (free_data_ref): Extern.
16062 (same_access_functions): Moved...
16063 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
16064 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
16065 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
16066 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
16067 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
16068 (stmts_from_loop): Skip LABEL_EXPR.
16069 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
16071 (build_rdg): Initialize rdg->indices htab.
16072 (free_rdg, stores_from_loop, ref_base_address,
16073 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
16074 have_similar_memory_accesses_1, ref_base_address_1,
16075 remove_similar_memory_refs): New.
16076 * tree-data-ref.h: Depend on tree-chrec.h.
16077 (debug_data_dependence_relations, free_data_ref): Declared.
16078 (same_access_functions): ... here.
16079 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
16081 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
16082 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
16083 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
16084 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
16085 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
16086 rdg_vertex_for_stmt): Declared.
16087 (struct rdg_edge): Add level.
16089 (free_rdg, stores_from_loop, remove_similar_memory_refs,
16090 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
16092 (rdg_has_similar_memory_accesses): New.
16093 * tree-vect-analyze.c: Remove unused static decls.
16094 * lambda.h (dependence_level): New.
16095 * common.opt (ftree-loop-distribution): New.
16096 * tree-flow.h (mark_virtual_ops_in_bb,
16097 slpeel_tree_duplicate_loop_to_edge_cfg,
16098 rename_variables_in_loop): Declared.
16099 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
16100 (OBJS-common): Add tree-loop-distribution.o.
16101 (tree-loop-distribution.o): New rule.
16102 * tree-cfg.c (mark_virtual_ops_in_bb): New.
16103 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
16104 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
16106 2008-02-28 Joseph Myers <joseph@codesourcery.com>
16109 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
16110 other than structures and unions.
16112 2008-02-28 Richard Guenther <rguenther@suse.de>
16115 2008-02-26 Richard Guenther <rguenther@suse.de>
16117 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16118 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16119 (lookup_decl_from_uid): Declare.
16120 (remove_decl_from_map): Likewise.
16121 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16122 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16123 (decl_for_uid_map): New global hashtable mapping DECL_UID
16125 (init_ttree): Allocate it.
16126 (insert_decl_to_uid_decl_map): New helper function.
16127 (make_node_stat): Insert new decls into the map.
16128 (copy_node_stat): Likewise.
16129 (lookup_decl_from_uid): New function.
16130 (remove_decl_from_map): Likewise.
16131 (print_decl_for_uid_map_statistics): New helper.
16132 (dump_tree_statistics): Call it.
16134 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16135 (referenced_var_iterator): Adjust.
16136 (FOR_EACH_REFERENCED_VAR): Adjust.
16137 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16138 (num_referenced_vars): Adjust.
16139 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16140 (first_referenced_var): Remove.
16141 (end_referenced_vars_p): Likewise.
16142 (next_referenced_var): Likewise.
16143 (referenced_var_iterator_set): New helper function.
16144 * tree-dfa.c (referenced_var_lookup): Adjust.
16145 (referenced_var_check_and_insert): Likewise.
16146 (remove_referenced_var): Likewise.
16147 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16148 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16149 (verify_call_clobbering): Likewise.
16150 (verify_memory_partitions): Likewise.
16151 (init_tree_ssa): Allocate bitmap instead of hashtable for
16153 (delete_tree_ssa): Adjust.
16154 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16155 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16156 (compute_tag_properties): Likewise.
16157 (set_initial_properties): Likewise.
16158 (find_partition_for): Likewise.
16159 (update_reference_counts): Likewise.
16160 (dump_may_aliases_for): Likewise.
16161 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16162 (add_call_clobber_ops): Likewise.
16163 (add_call_read_ops): Likewise.
16164 (get_asm_expr_operands): Likewise.
16165 * tree-into-ssa.c (dump_decl_set): Likewise.
16166 (update_ssa): Likewise.
16167 * tree-sra.c (scan_function): Likewise.
16168 (decide_instantiations): Likewise.
16169 (scalarize_parms): Likewise.
16170 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16171 (dsa_named_for): Likewise.
16172 * tree-ssa-structalias.c (update_alias_info): Likewise.
16173 (merge_smts_into): Likewise.
16175 2008-02-27 David Daney <ddaney@avtrex.com>
16178 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
16179 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
16180 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
16181 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
16182 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
16184 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
16187 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
16188 (BUILT_IN_NEXTTOWARD): Remove.
16189 (BUILT_IN_NEXTTOWARDF): Ditto.
16190 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
16191 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
16193 2008-02-27 Tom Tromey <tromey@redhat.com>
16195 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
16196 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
16198 2008-02-27 Jan Beulich <jbeulich@novell.com>
16200 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
16201 update the respective field on newdecl.
16203 2008-02-27 Revital Eres <eres@il.ibm.com>
16205 PR rtl-optimization/34999
16206 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
16207 crossing edges that ends with a call insn.
16208 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
16209 call insn and clear the EDGE_CROSSING flag of the crossing edge
16210 when fixing fallthru edges.
16212 2008-02-27 Richard Guenther <rguenther@suse.de>
16214 PR middle-end/35390
16215 * fold-const.c (fold_unary): Return the correct argument,
16216 converted to the result type.
16218 2008-02-27 Richard Guenther <rguenther@suse.de>
16220 PR middle-end/34971
16221 * expr.c (expand_expr_real_1): Assert on rotates that operate
16223 * fold-const.c (fold_binary): Use the types precision, not the
16224 bitsize of the mode if folding rotate expressions. Build rotates
16225 only for full modes.
16227 2008-02-27 Jakub Jelinek <jakub@redhat.com>
16229 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
16230 and CPP_PRAGMA_EOL.
16231 * c-pragma.c (pragma_ns_name): New typedef.
16232 (registered_pp_pragmas): New variable.
16233 (c_pp_lookup_pragma): New function.
16234 (c_register_pragma_1): If flag_preprocess_only, do nothing
16235 for non-expanded pragmas, for expanded ones push pragma's
16236 namespace and name into registered_pp_pragmas vector.
16237 (c_invoke_pragma_handler): Register OpenMP pragmas even when
16238 flag_preprocess_only, don't register GCC pch_preprocess
16239 pragma if flag_preprocess_only.
16240 * c-opts.c (c_common_init): Call init_pragma even if
16241 flag_preprocess_only.
16242 * c-pragma.c (c_pp_lookup_pragma): New prototype.
16243 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
16244 cpp_register_pragma if flag_preprocess_only.
16246 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16249 * c-parser.c (c_parser_translation_unit): Warn for empty
16250 translation unit, not empty source file.
16252 2008-02-26 Paul Brook <paul@codesourcery.com>
16254 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
16255 operand for Thumb-2.
16256 * config/arm/arm.h (reg_class): Add CORE_REGS.
16257 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
16258 (BASE_REG_CLASS): Use CORE_REGS.
16259 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
16260 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
16261 (REGNO_OK_FOR_INDEX_P): Exclude SP.
16262 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
16263 ARM_REGNO_OK_FOR_INDEX_P.
16264 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
16265 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
16266 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
16267 (ldm/stm peepholes): Ditto.
16268 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
16269 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
16270 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
16271 * config/arm/constraints.md: Enable "k" constraint on ARM.
16273 2008-02-27 Ben Elliston <bje@au.ibm.com>
16275 * config/rs6000/rs6000.c: Annotate cache line size field in all
16276 instances of struct processor_costs.
16278 2008-02-26 David Edelsohn <edelsohn@gnu.org>
16280 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
16281 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
16282 jump_bypass): New counters.
16283 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
16284 * dce.c (gate_ud_dce): Same.
16285 (gate_fast_dce): Same.
16286 * dse.c (gate_dse1): New function.
16287 (gate_dse2): New function.
16288 (gate_dse): Merge results of new gate functions.
16289 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
16290 (gate_handle_jump_bypass): Add dbg_cnt.
16291 (gate_handle_gcse): Add dbg_cnt.
16292 * ifcvt.c (gate_handle_if_conversion): Same.
16293 (gate_handle_if_after_combine): Same.
16294 (gate_handle_if_after_reload): Same.
16295 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
16297 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
16299 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
16301 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
16303 2008-02-26 Jason Merrill <jason@redhat.com>
16306 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
16307 alone if it's the naming decl for the type's main variant.
16309 2008-02-26 Tom Tromey <tromey@redhat.com>
16311 * system.h (USE_MAPPED_LOCATION): Poison.
16312 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
16313 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
16314 (make_goto_expr_edges): Likewise.
16315 (remove_bb): Likewise.
16316 (execute_warn_function_return): Likewise.
16317 * basic-block.h (struct edge_def) <goto_locus>: Change type to
16319 * c-common.c (fname_decl): Remove old location code.
16320 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
16322 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
16324 (ASM_INPUT_SOURCE_LOCATION): Likewise.
16325 (gen_rtx_ASM_INPUT): Likewise.
16326 (gen_rtx_ASM_INPUT_loc): Likewise.
16327 (get_rtx_asm_OPERANDS): Remove.
16328 * cfglayout.c (insn_locators_alloc): Remove old location code.
16329 (set_curr_insn_source_location): Likewise.
16330 (curr_insn_locator): Likewise.
16331 * print-tree.c (print_node): Remove old location code.
16332 * tree-mudflap.c (mf_varname_tree): Remove old location code.
16333 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
16334 * cfgexpand.c (expand_gimple_cond_expr): Don't use
16335 location_from_locus.
16336 (construct_exit_block): Remove old location code.
16337 * emit-rtl.c (force_next_line_note): Remove old location code.
16338 * profile.c (branch_prob): Remove old location code.
16339 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
16340 LOC_LINE): Remove old-location variants.
16341 * langhooks.c (lhd_print_error_function): Remove old location
16343 * configure, config.in: Rebuilt.
16344 * configure.ac (--enable-mapped-location): Remove.
16345 * c-decl.c (c_init_decl_processing): Remove old location code.
16346 (finish_function): Likewise.
16347 * recog.c (decode_asm_operands): Remove old location code.
16348 * c-pch.c (c_common_read_pch): Remove old location code.
16349 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
16351 * gimple-low.c (lower_function_body): Remove old location code.
16352 * toplev.c (unknown_location): Remove.
16353 (push_srcloc): Remove old-location variant.
16354 (process_options): Remove old location code.
16355 (lang_dependent_init): Likewise.
16356 * input.h (UNKNOWN_LOCATION): Move definition.
16357 (location_t): Undeprecate.
16358 (source_locus): Remove.
16359 (location_from_locus): Remove.
16360 (struct location_s): Remove.
16361 Remove all old-location code.
16362 (input_line, input_filename): Remove.
16363 * final.c (final_scan_insn): Remove old location code.
16364 * diagnostic.c (diagnostic_build_prefix): Remove
16365 USE_MAPPED_LOCATION test.
16366 * tree.h (gimple_stmt) <locus>: Now a location_t.
16367 (tree_exp) <locus>: Likewise.
16368 (DECL_IS_BUILTIN): Remove old-location variant.
16369 (annotate_with_file_line, annotate_with_locus): Likewise.
16370 (expr_locus, set_expr_locus): Update.
16371 * tree.c (build1_stat): Remove old location code.
16372 (last_annotated_node): Remove.
16373 (annotate_with_file_line): Remove old-location variant.
16374 (annotate_with_locus): Likewise.
16375 (expr_location): Remove old location code.
16376 (set_expr_location): Likewise.
16377 (expr_has_location): Likewise.
16378 (expr_locus): Likewise.
16379 (set_expr_locus): Likewise.
16380 (expr_filename): Don't use location_from_locus.
16381 (expr_lineno): Likewise.
16382 * rtl-error.c (location_for_asm): Remove old location code.
16383 * c-lex.c (cb_line_change): Remove old location code.
16384 (fe_file_change): Likewise.
16385 (cb_def_pragma): Likewise.
16386 (c_lex_with_flags): Likewise.
16387 * gengtype.c (do_typedef): Don't special-case location types.
16388 (define_location_structures): Remove.
16389 (main): Don't call define_location_structures.
16390 * tree-pretty-print.c (dump_implicit_edges): Remove old location
16393 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16396 * builtins.def (BUILT_IN_STDARG_START): Remove.
16397 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
16398 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
16399 * tree-inline.c (inline_forbidden_p_1): Likewise.
16401 2008-02-26 Richard Guenther <rguenther@suse.de>
16403 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16404 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16405 (lookup_decl_from_uid): Declare.
16406 (remove_decl_from_map): Likewise.
16407 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16408 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16409 (decl_for_uid_map): New global hashtable mapping DECL_UID
16411 (init_ttree): Allocate it.
16412 (insert_decl_to_uid_decl_map): New helper function.
16413 (make_node_stat): Insert new decls into the map.
16414 (copy_node_stat): Likewise.
16415 (lookup_decl_from_uid): New function.
16416 (remove_decl_from_map): Likewise.
16417 (print_decl_for_uid_map_statistics): New helper.
16418 (dump_tree_statistics): Call it.
16420 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16421 (referenced_var_iterator): Adjust.
16422 (FOR_EACH_REFERENCED_VAR): Adjust.
16423 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16424 (num_referenced_vars): Adjust.
16425 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16426 (first_referenced_var): Remove.
16427 (end_referenced_vars_p): Likewise.
16428 (next_referenced_var): Likewise.
16429 (referenced_var_iterator_set): New helper function.
16430 * tree-dfa.c (referenced_var_lookup): Adjust.
16431 (referenced_var_check_and_insert): Likewise.
16432 (remove_referenced_var): Likewise.
16433 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16434 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16435 (verify_call_clobbering): Likewise.
16436 (verify_memory_partitions): Likewise.
16437 (init_tree_ssa): Allocate bitmap instead of hashtable for
16439 (delete_tree_ssa): Adjust.
16440 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16441 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16442 (compute_tag_properties): Likewise.
16443 (set_initial_properties): Likewise.
16444 (find_partition_for): Likewise.
16445 (update_reference_counts): Likewise.
16446 (dump_may_aliases_for): Likewise.
16447 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16448 (add_call_clobber_ops): Likewise.
16449 (add_call_read_ops): Likewise.
16450 (get_asm_expr_operands): Likewise.
16451 * tree-into-ssa.c (dump_decl_set): Likewise.
16452 (update_ssa): Likewise.
16453 * tree-sra.c (scan_function): Likewise.
16454 (decide_instantiations): Likewise.
16455 (scalarize_parms): Likewise.
16456 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16457 (dsa_named_for): Likewise.
16458 * tree-ssa-structalias.c (update_alias_info): Likewise.
16459 (merge_smts_into): Likewise.
16461 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16464 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
16465 * c-opts.c (c_common_handle_option): Wall enables
16466 Wvolatile-register-var.
16467 * common.opt: Move Wvolatile-register-var to...
16470 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16472 * common.opt (Wlarger-than=): New.
16473 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
16475 * opts.c (common_handle_option): Handle -Wlarger-than=.
16476 * optc-gen.awk: Likewise.
16477 * opth-gen.awk: Likewise.
16478 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
16479 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16481 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16483 * c-common.c (match_case_to_enum_1): Add appropriate
16484 OPT_W* parameter to warning.
16485 (c_do_switch_warnings): Likewise.
16486 * c-typeck.c (warning_init): Add one more parameter following
16487 'warning' function.
16488 (push_init_level): Update call to warning_init.
16489 (pop_init_level): Likewise.
16490 (add_pending_init): Likewise.
16491 (output_init_element: Likewise.
16493 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16496 * toplev.c (toplev_main): If there are warnings or error, print
16497 errors for ignored options.
16498 * opts.c (ignored_options): New static variable.
16499 (postpone_unknown_option_error): New.
16500 (print_ignored_options): New.
16501 (handle_option): Postpone errors for unknown -Wno-* options.
16502 * opts.h (print_ignored_options): Declare.
16504 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
16506 * config/mips/mips.md (loadgp_blockage, blockage): Change type
16509 2008-02-25 Richard Guenther <rguenther@suse.de>
16512 2008-02-25 Richard Guenther <rguenther@suse.de>
16514 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16515 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16516 (lookup_decl_from_uid): Declare.
16517 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16518 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16519 (decl_for_uid_map): New global hashtable mapping DECL_UID
16521 (init_ttree): Allocate it.
16522 (insert_decl_to_uid_decl_map): New helper function.
16523 (make_node_stat): Insert new decls into the map.
16524 (copy_node_stat): Likewise.
16525 (lookup_decl_from_uid): New function.
16526 (print_decl_for_uid_map_statistics): New helper.
16527 (dump_tree_statistics): Call it.
16529 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16530 (referenced_var_iterator): Adjust.
16531 (FOR_EACH_REFERENCED_VAR): Adjust.
16532 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16533 (num_referenced_vars): Adjust.
16534 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16535 (first_referenced_var): Remove.
16536 (end_referenced_vars_p): Likewise.
16537 (next_referenced_var): Likewise.
16538 (referenced_var_iterator_set): New helper function.
16539 * tree-dfa.c (referenced_var_lookup): Adjust.
16540 (referenced_var_check_and_insert): Likewise.
16541 (remove_referenced_var): Likewise.
16542 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16543 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16544 (verify_call_clobbering): Likewise.
16545 (verify_memory_partitions): Likewise.
16546 (init_tree_ssa): Allocate bitmap instead of hashtable for
16548 (delete_tree_ssa): Adjust.
16549 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16550 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16551 (compute_tag_properties): Likewise.
16552 (set_initial_properties): Likewise.
16553 (find_partition_for): Likewise.
16554 (update_reference_counts): Likewise.
16555 (dump_may_aliases_for): Likewise.
16556 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16557 (add_call_clobber_ops): Likewise.
16558 (add_call_read_ops): Likewise.
16559 (get_asm_expr_operands): Likewise.
16560 * tree-into-ssa.c (dump_decl_set): Likewise.
16561 (update_ssa): Likewise.
16562 * tree-sra.c (scan_function): Likewise.
16563 (decide_instantiations): Likewise.
16564 (scalarize_parms): Likewise.
16565 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16566 (dsa_named_for): Likewise.
16567 * tree-ssa-structalias.c (update_alias_info): Likewise.
16568 (merge_smts_into): Likewise.
16570 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16573 * doc/invoke.texi (-fcx-limited-range): Document new option.
16574 * toplev.c (process_options): Handle -fcx-fortran-rules.
16575 * common.opt: Add documentation for -fcx-fortran-rules.
16577 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16580 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
16581 actual behaviour and C99.
16583 2008-02-26 Ben Elliston <bje@au.ibm.com>
16585 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
16586 (ASM_CPU_POWER6_SPEC): Likewise.
16587 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
16588 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
16589 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
16591 2008-02-25 Richard Guenther <rguenther@suse.de>
16593 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16594 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16595 (lookup_decl_from_uid): Declare.
16596 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16597 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16598 (decl_for_uid_map): New global hashtable mapping DECL_UID
16600 (init_ttree): Allocate it.
16601 (insert_decl_to_uid_decl_map): New helper function.
16602 (make_node_stat): Insert new decls into the map.
16603 (copy_node_stat): Likewise.
16604 (lookup_decl_from_uid): New function.
16605 (print_decl_for_uid_map_statistics): New helper.
16606 (dump_tree_statistics): Call it.
16608 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16609 (referenced_var_iterator): Adjust.
16610 (FOR_EACH_REFERENCED_VAR): Adjust.
16611 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16612 (num_referenced_vars): Adjust.
16613 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16614 (first_referenced_var): Remove.
16615 (end_referenced_vars_p): Likewise.
16616 (next_referenced_var): Likewise.
16617 (referenced_var_iterator_set): New helper function.
16618 * tree-dfa.c (referenced_var_lookup): Adjust.
16619 (referenced_var_check_and_insert): Likewise.
16620 (remove_referenced_var): Likewise.
16621 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16622 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16623 (verify_call_clobbering): Likewise.
16624 (verify_memory_partitions): Likewise.
16625 (init_tree_ssa): Allocate bitmap instead of hashtable for
16627 (delete_tree_ssa): Adjust.
16628 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16629 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16630 (compute_tag_properties): Likewise.
16631 (set_initial_properties): Likewise.
16632 (find_partition_for): Likewise.
16633 (update_reference_counts): Likewise.
16634 (dump_may_aliases_for): Likewise.
16635 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16636 (add_call_clobber_ops): Likewise.
16637 (add_call_read_ops): Likewise.
16638 (get_asm_expr_operands): Likewise.
16639 * tree-into-ssa.c (dump_decl_set): Likewise.
16640 (update_ssa): Likewise.
16641 * tree-sra.c (scan_function): Likewise.
16642 (decide_instantiations): Likewise.
16643 (scalarize_parms): Likewise.
16644 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16645 (dsa_named_for): Likewise.
16646 * tree-ssa-structalias.c (update_alias_info): Likewise.
16647 (merge_smts_into): Likewise.
16649 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
16652 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
16653 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
16654 * alias.h (nonoverlapping_memrefs_p): Likewise.
16656 2008-02-25 Jan Beulich <jbeulich@novell.com>
16658 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
16659 * config/i386/netware-libgcc.exp: Add __bswap?i2,
16660 __emultls_get_address, __emultls_register_common,
16661 __floatundi?f, and _Unwind_GetIPInfo.
16662 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
16663 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
16664 (gen_regparm_prefix): Likewise.
16665 (i386_nlm_encode_section_info): Sync with
16666 config/i386/winnt.c:i386_pe_encode_section_info().
16667 (i386_nlm_maybe_mangle_decl_assembler_name): New.
16668 i386_nlm_mangle_decl_assembler_name): New.
16669 (netware_override_options): New.
16670 * config/i386/netware.h (netware_override_options): Declare.
16671 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
16672 (i386_nlm_mangle_decl_assembler_name): Declare.
16673 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
16675 2008-02-25 Ben Elliston <bje@au.ibm.com>
16678 * c-decl.c (grokdeclarator): Remove unused local variables
16679 `typedef_type' and `type_as_written'.
16681 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
16682 unused local variable `has_hot_blocks'.
16683 (fix_crossing_conditional_branches): Remove unused local variable
16686 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
16688 PR middle-end/19984
16689 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
16690 using DEF_C99_BUILTIN.
16691 (BUILT_IN_NANF): Ditto.
16692 (BUILT_IN_NANL): Ditto.
16694 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
16695 Revital Eres <eres@il.ibm.com>
16697 * modulo-sched.c (calculate_must_precede_follow): Address TODO
16698 regarding the order of two dependent insns in the same row.
16700 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
16702 * stor-layout.c (layout_decl): Do not bump the alignment of a
16703 bit-field to more than byte alignment if it is packed.
16705 2008-02-24 David Edelsohn <edelsohn@gnu.org>
16707 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
16710 2008-02-24 Diego Novillo <dnovillo@google.com>
16712 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
16715 * tree-vrp.c (vrp_evaluate_conditional): With
16716 -Wtype-limits, emit a warning when comparing against a
16717 constant outside the natural range of OP0's type.
16718 * c.opt (Wtype-limits): Move ...
16719 * common.opt (Wtype-limits): ... here.
16721 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
16723 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
16724 * config/rs6000/e300c2c3.md: New file.
16725 * config/rs6000/rs6000.c (processor_costs): Add new costs for
16727 (rs6000_override_options): Add e300c2 and e300c3 cases to
16728 processor_target_table. Do not allow usage of Altivec or Spe
16729 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
16730 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
16731 * config/rs6000/rs6000.h (processor_type): Add
16732 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
16733 (ASM_CPU_SPEC): Add e300c2 and e300c3.
16734 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
16735 and ppce300c3. Include e300c2c3.md.
16737 2008-02-23 David Edelsohn <edelsohn@gnu.org>
16739 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
16740 instead of TARGET_STRICT_ALIGN.
16742 2008-02-23 Joseph Myers <joseph@codesourcery.com>
16744 * explow.c (memory_address): Assert that the generated address is
16747 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16750 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
16751 * config/darwin-ppc-ldouble-patch.def: New file.
16752 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
16753 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
16754 SUBTARGET_INIT_BUILTINS if defined.
16755 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
16758 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16761 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
16762 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
16764 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16767 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
16768 file" warning condtional on -Winvalid-PCH.
16770 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16772 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
16774 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
16778 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
16779 prevent reload from using MMX registers.
16780 (*mov<mode>_internal): Ditto.
16781 (*movv2sf_internal_rex64): Ditto.
16782 (*movv2sf_internal): Ditto.
16784 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16786 PR documentation/31569
16787 * doc/install.texi2html: Use makeinfo --no-number-sections.
16789 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16791 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
16792 ensure that we can address an entire entity > 8 bytes. Don't
16793 generate reg+reg addressing for such data.
16795 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16797 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
16798 strings when optimizing for size, unless the target cares about
16801 2008-02-22 Tom Tromey <tromey@redhat.com>
16803 * regclass.c (current_pass): Remove declaration.
16805 2008-02-22 Anatoly Sokolov <aesok@post.ru>
16807 * config/avr/libgcc.S (__RAMPZ__): Define.
16808 (__do_copy_data): Add for devices with 128KB code memory.
16810 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16812 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16814 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
16816 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
16818 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
16821 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16824 * c-typeck.c (build_binary_op): Warn about floating point
16825 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
16827 2008-02-21 Janis Johnson <janis187@us.ibm.com>
16830 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
16831 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
16833 (rs6000_override_options): Set altivec_abi as default, not override,
16834 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
16835 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
16836 is used; use new member spe_abi.
16837 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
16838 spe_abi and altivec_abi.
16840 2008-02-22 Tomas Bily <tbily@suse.cz>
16842 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
16844 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16847 * config.build (build_file_translate): Set to `CMD //c' only if
16849 * Makefile.in (build_file_translate): Improve comment.
16851 2008-02-21 Jan Hubicka <jh@suse.cz>
16853 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
16854 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
16855 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
16857 2008-02-21 Michael Matz <matz@suse.de>
16860 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
16862 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
16864 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
16865 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
16866 as insn constraint.
16867 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
16868 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
16869 SSE_VEC_FLOAT_MODE_P as insn constraint.
16870 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
16871 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
16872 sse4a_movntdf using MODEF mode iterator.
16873 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
16874 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
16875 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
16876 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
16877 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
16878 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
16879 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
16881 2008-02-21 Richard Guenther <rguenther@suse.de>
16883 * tree.def (PAREN_EXPR): New tree code.
16884 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
16886 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
16887 * expr.c (expand_expr_real_1): Likewise.
16888 * tree-inline.c (estimate_num_insns_1): Likewise.
16889 * tree-complex.c (expand_complex_move): Likewise.
16890 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
16893 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16896 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
16898 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16901 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
16903 * config/sh/sh.c (find_barrier): Don't go past
16904 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
16906 2008-02-20 DJ Delorie <dj@redhat.com>
16908 * config/h8300/h8300.md (insv): Force source operand to be a register.
16910 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
16911 as a jump, not as a plain insn.
16913 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
16915 * doc/invoke.texi (Warning Options): Add new option
16916 -Wframe-larger-than=.
16917 (-Wframe-larger-than): Document.
16919 * flags.h (warn_frame_larger_than, frame_larger_than_size):
16920 Add declarations for new option variables.
16922 * final.c (final_start_function): Check the frame size
16923 before emission and issue a Wframe-larger-than warning.
16925 * opts.c (warn_frame_larger_than, frame_larger_than_size):
16926 Add definitions for new option variables.
16927 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
16929 * common.opt (Wframe-larger-than=): New option.
16931 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16933 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
16934 (<sse>_div<mode>3): Ditto.
16935 (<sse>_vmdiv<mode>3): Ditto.
16936 (<sse>_vmsqrt<mode>2): Ditto.
16937 (*smax<mode>3): Ditto.
16938 (sse5_frcz<mode>2): Ditto.
16939 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
16940 as insn constraint.
16942 2008-02-20 Richard Guenther <rguenther@suse.de>
16944 PR middle-end/35265
16945 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
16946 be happy with INTEGRAL_TYPE_P.
16948 2008-02-20 Richard Guenther <rguenther@suse.de>
16950 * fold-const.c (split_tree): Associate floatig-point expressions
16951 if flag_associative_math is set.
16953 2008-02-20 Richard Guenther <rguenther@suse.de>
16955 * tree.h (fold_real_zero_addition_p): Declare.
16956 * fold-const.c (fold_real_zero_addition_p): Export.
16957 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
16958 floating-point operations with zero and one.
16960 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
16962 * doc/install.texi: Correct references to CFLAGS, replacing them
16963 with BOOT_CFLAGS. Document flags used during bootstrap for
16966 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16968 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16969 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16970 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16972 (smin<mode>3): Ditto from similar patterns.
16973 (smax<mode>3): Ditto.
16974 (*ieee_smin<mode>3): Ditto.
16975 (*ieee_smax<mode>3): Ditto.
16976 * config/i386/sse.md (sse): New mode attribute.
16977 (mov<mode>): Macroize expander from movv4sf and movv2df using
16978 SSEMODEF2P mode iterator.
16979 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16980 SSE_VEC_FLOAT_MODE_P as insn constraint.
16981 (storent<mode>): Ditto.
16982 (storent<mode>): Macroize expander from storentsf and storentdf using
16983 MODEF mode iterator.
16984 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16985 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16986 (abs<mode>2): Ditto from similar patterns.
16987 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16988 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16989 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16990 (<sse>_vmsqrt<mode>2): Ditto.
16991 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16992 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16993 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16994 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16995 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16996 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16997 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16999 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
17000 iterator and SSE_FLOAT_MODE_P as insn constraint.
17001 (<sse>_ucomi): Ditto from similar patterns.
17002 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
17003 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
17004 SSE_VEC_FLOAT_MODE_P as insn constraint.
17005 (vcond<mode>): Ditto from similar patterns.
17006 (and<mode>3, *and<mode>3): Ditto.
17007 (<sse>_nand<mode>3): Ditto.
17008 (ior<mode>3, *ior<mode>3): Ditto.
17009 (xor<mode>3, *xor<mode>3): Ditto.
17010 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
17011 iterator and SSE_FLOAT_MODE_P as insn constraint.
17012 (*nand<mode>3): Ditto from similar patterns.
17013 (*ior<mode>3): Ditto.
17014 (*xor<mode>3): Ditto.
17016 2008-02-20 Ira Rosen <irar@il.ibm.com>
17018 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
17019 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
17020 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
17022 2008-02-19 Jan Hubicka <jh@suse.cz>
17024 * predict.c (tree_bb_level_predictions): Remove variable next
17025 mistakely introduced by previous commit.
17027 2008-02-19 Jan Hubicka <jh@suse.cz>
17029 * predict.c (predict_paths_leading_to): Rewrite.
17030 (predict_paths_for_bb): New.
17031 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
17033 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17036 * Makefile.in (build_file_translate): New.
17037 (gcc-vers.texi): Use it for translating $(abs_srcdir).
17038 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
17039 * configure.ac (build_file_translate): Substitute it.
17040 * configure: Regenerate.
17042 2008-02-19 Jan Hubicka <jh@suse.cz>
17044 PR rtl-optimization/34408
17045 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
17048 2008-02-19 Jan Hubicka <jh@suse.cz>
17050 PR middle-end/28779
17051 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
17054 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
17057 * config/i386/i386-modes.def: Revert the last DI alignment
17058 change until Ada people can look into it.
17060 2008-02-19 Nick Clifton <nickc@redhat.com>
17062 * opts.c (print_specific_help): Fix typo in --help text.
17064 2008-02-19 Jakub Jelinek <jakub@redhat.com>
17067 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
17068 32-bit inline asm without asm alternatives for host GCC < 3.0.
17070 2008-02-19 Richard Guenther <rguenther@suse.de>
17072 PR tree-optimization/34989
17073 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
17074 Allow propagation to INDIRECT_REF if we can simplify only.
17076 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17078 * c-common.c (warn_for_collisions_1): Use appropriate option when
17081 2008-02-19 Nick Clifton <nickc@redhat.com>
17084 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
17085 (handle_options): Fix indentation.
17086 (print_filtered_help): If no language-specific options were
17087 displayed tell the user how to list all the options supported by
17088 the language's front-end.
17089 (print_specific_help): Fix indentation and remove duplicate line.
17090 (common_handle_option): Handle the -v option.
17091 For --help enable the display of undocumented options if the -v
17092 switch has been included on the command line.
17093 For --help= check for overlaps in the arguments between the option
17094 classes and the language names and issue a warning when they
17095 cannot be disambiguated.
17096 * c.opt (v): Pass on to the common option handler.
17098 2008-02-19 Revital Eres <eres@il.ibm.com>
17100 * modulo-sched.c (sms_schedule): Change dump message when
17101 create_ddg function fails.
17102 (try_scheduling_node_in_cycle): Rename row to cycle.
17103 (print_partial_schedule): Rename CYCLE to ROW.
17105 2008-02-19 Christian Bruel <christian.bruel@st.com>
17106 Zdenek Dvorak <ook@ucw.cz>
17108 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
17110 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
17113 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
17114 (*x86_movdicc_0_m1_se): Ditto.
17116 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
17118 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
17119 (CMPtype): Define as __gcc_CMPtype.
17120 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
17121 (CMPtype): Define as __gcc_CMPtype.
17123 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
17125 Support valgrind 3.3 for --enable-checking=valgrind.
17126 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
17128 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
17129 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
17130 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
17131 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
17132 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
17133 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
17134 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
17136 * ggc-zone.c: Similar.
17137 * ggc-page.c: Similar.
17139 2008-02-19 Paul Brook <paul@codesourcery.com>
17142 * config/arm/ieee754-df.S: Fix do_it typo.
17143 * config/arm/ieee754-sf.S: Fix do_it typo.
17145 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
17148 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
17149 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
17150 (OPTION_MASK_ISA_SSE_SET): Likewise.
17151 (OPTION_MASK_ISA_SSE2_SET): Likewise.
17152 (OPTION_MASK_ISA_SSE3_SET): Likewise.
17153 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
17154 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
17155 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
17156 (OPTION_MASK_ISA_SSE4_SET): Likewise.
17157 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
17158 (OPTION_MASK_ISA_SSE5_SET): Likewise.
17159 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
17160 (OPTION_MASK_ISA_MMX_UNSET): Updated.
17161 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
17162 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17163 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17164 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17165 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17166 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17167 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17168 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
17169 (OPTION_MASK_ISA_SSE4): Removed.
17170 (ix86_handle_option): Turn on bits in ix86_isa_flags and
17171 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
17172 (override_options): Don't turn on implied SSE/MMX bits in
17175 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
17177 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17180 2008-02-18 Joey Ye <joey.ye@intel.com>
17182 PR middle-end/34921
17183 * tree-nested.c (insert_field_into_struct): Set type alignment
17184 to field alignment if the former is less than the latter.
17186 2008-02-18 Jakub Jelinek <jakub@redhat.com>
17188 * BASE-VER: Set to 4.4.0.
17190 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17192 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
17193 * doc/cfg.texi: Likewise.
17194 * doc/extend.texi: Likewise.
17195 * doc/gty.texi: Likewise.
17196 * doc/invoke.texi: Likewise.
17197 * doc/loop.texi: Likewise.
17198 * doc/md.texi: Likewise.
17199 * doc/passes.texi: Likewise.
17200 * doc/rtl.texi: Likewise.
17201 * doc/sourcebuild.texi: Likewise.
17202 * doc/tm.texi: Likewise.
17203 * doc/tree-ssa.texi: Likewise.
17205 2008-02-17 Richard Guenther <rguenther@suse.de>
17207 PR middle-end/35227
17208 * tree-complex.c (init_parameter_lattice_values): Handle parameters
17209 without default definition.
17211 2008-02-17 Richard Guenther <rguenther@suse.de>
17213 PR tree-optimization/35231
17214 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
17217 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
17220 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17221 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17222 libgcc_cmp_return mode.
17224 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17227 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
17229 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
17231 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
17234 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17236 * doc/c-tree.texi: Use `@.' where appropriate.
17237 * doc/extend.texi: Likewise.
17238 * doc/install.texi: Likewise.
17239 * doc/invoke.texi: Likewise.
17240 * doc/loop.texi: Likewise.
17241 * doc/makefile.texi: Likewise.
17242 * doc/md.texi: Likewise.
17243 * doc/passes.texi: Likewise.
17244 * doc/standards.texi: Likewise.
17245 * doc/tm.texi: Likewise.
17247 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17249 PR middle-end/35196
17250 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
17252 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
17253 rather than in entry_bb.
17255 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17257 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17258 libgcc_cmp_return mode.
17260 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17262 PR middle-end/35130
17263 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
17264 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
17266 2008-02-15 Richard Guenther <rguenther@suse.de>
17267 Zdenek Dvorak <ook@ucw.cz>
17269 PR tree-optimization/35164
17270 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
17271 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
17272 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
17273 Only propagate addresses which do not have abnormal SSA_NAMEs
17276 2008-02-15 Joseph Myers <joseph@codesourcery.com>
17279 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
17281 2008-02-15 Jan Hubicka <jh@suse.cz>
17283 PR middle-end/35149
17284 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
17286 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17288 PR middle-end/34621
17289 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
17290 when calculating alignment_pad.
17292 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17294 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
17295 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
17296 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
17297 and STACK_BOUNDARY define.
17299 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
17301 PR preprocessor/35061
17302 * c-pragma.c (handle_pragma_pop_macro): Check that
17303 pushed_macro_table has been allocated.
17305 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
17307 PR middle-end/35136
17308 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
17309 (force_gimple_operand): Likewise.
17310 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
17311 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
17312 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
17313 (find_interesting_uses_address): Check addressability and alignment
17314 of the base expression only after substituting bases of IVs into it.
17316 2008-02-14 Michael Matz <matz@suse.de>
17319 * function.c (instantiate_virtual_regs_in_insn): Reload address
17320 before falling back to reloading the whole operand.
17322 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
17324 * config/s390/s390.c (s390_mainpool_start): Emit the pool
17325 before the first section switch note.
17327 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17329 * doc/bugreport.texi: Update copyright years.
17330 * doc/c-tree.texi: Likewise.
17331 * doc/cfg.texi: Likewise.
17332 * doc/cpp.texi: Likewise.
17333 * doc/cppinternals.texi: Likewise.
17334 * doc/fragments.texi: Likewise.
17335 * doc/frontends.texi: Likewise.
17336 * doc/gcc.texi: Likewise.
17337 * doc/gty.texi: Likewise.
17338 * doc/hostconfig.texi: Likewise.
17339 * doc/implement-c.texi: Likewise.
17340 * doc/libgcc.texi: Likewise.
17341 * doc/loop.texi: Likewise.
17342 * doc/makefile.texi: Likewise.
17343 * doc/options.texi: Likewise.
17344 * doc/passes.texi: Likewise.
17345 * doc/rtl.texi: Likewise.
17346 * doc/sourcebuild.texi: Likewise.
17347 * doc/standards.texi: Likewise.
17348 * doc/tree-ssa.texi: Likewise.
17349 * doc/trouble.texi: Likewise.
17351 * doc/extend.texi: Use @: or add comma where appropriate.
17352 * doc/invoke.texi: Likewise.
17353 * doc/tm.texi: Likewise.
17355 2008-02-14 Alan Modra <amodra@bigpond.net.au>
17358 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
17361 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
17363 * doc/md.texi (clz, ctz): Add reference.
17364 * doc/rtl.texi (clz, ctz): Likewise.
17366 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17369 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
17372 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
17374 * config/s390/s390.c (struct constant_pool): New field
17375 emit_pool_after added.
17376 (s390_mainpool_start): Set the emit_pool_after flag according
17377 to the section switch notes.
17378 (s390_mainpool_finish): Consider emit_pool_after when emitting
17379 the literal pool at the end of the function.
17380 (s390_chunkify_start): Force literal pool splits at section
17383 2008-02-13 Michael Matz <matz@suse.de>
17386 * var-tracking.c (clobber_variable_part): Correctly traverse the
17389 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17392 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
17393 Add -fdump-ipa-inline.
17394 * tree-dump.c (dump_files): Remove tree-inlined dump.
17395 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
17397 2008-02-12 Richard Guenther <rguenther@suse.de>
17399 PR tree-optimization/35171
17400 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
17403 2008-02-12 Richard Guenther <rguenther@suse.de>
17405 PR middle-end/35163
17406 * fold-const.c (fold_widened_comparison): Use get_unwidened in
17407 value-preserving mode. Disallow final truncation.
17409 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
17411 PR middle-end/35136
17412 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
17413 code from here to...
17414 (force_gimple_operand): ...here.
17416 2008-02-12 Jakub Jelinek <jakub@redhat.com>
17419 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
17420 non-compatible pointers.
17421 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
17422 different FIELD_DECLs, try harder by comparing field offsets, sizes
17425 PR inline-asm/35160
17426 * function.c (match_asm_constraints_1): Don't replace the same input
17429 2008-02-12 Anatoly Sokolov <aesok@post.ru>
17431 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
17432 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
17433 (expand_epilogue): Restore RAMPZ register.
17434 * config/avr/avr.md (RAMPZ_ADDR): New constant.
17436 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
17438 * config/i386/cygwin.asm: (__alloca): Correct calling
17439 convention and alignment.
17440 (__chkstk): Force 8 byte stack alignment.
17442 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
17443 Richard Guenther <rguenther@suse.de>
17445 PR tree-optimization/33992
17446 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
17447 the zero we compare against.
17449 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
17451 PR libfortran/35063
17452 * gthr-win32.h (__gthread_mutex_destroy_function): New function
17453 to CloseHandle after unlocking to prevent accumulation of handle
17456 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17458 PR middle_end/34150
17459 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
17460 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
17461 and update LABEL_NUSES during and after reload.
17463 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
17465 PR middle-end/34627
17466 * combine.c (simplify_if_then_else): Make sure the comparison is
17467 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
17469 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
17472 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
17473 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
17474 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
17475 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
17476 * tree.h (get_type_static_bounds): Likewise.
17478 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17480 * doc/invoke.texi (Option Summary, C++ Dialect Options)
17481 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17482 Make -Wfoo language annotations match what the compiler outputs.
17484 2008-02-08 Sa Liu <saliu@de.ibm.com>
17486 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
17487 intrinsics spu_convts, spu_convtu, spu_convtf.
17489 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
17491 * doc/extend.texi (Function Attributes) <noinline>: Mention
17492 asm ("") as method to keep calls.
17494 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17497 * doc/options.texi (Options): Replace references to opts.sh with
17499 * opts-common.c: Likewise.
17500 * optc-gen.awk: Likewise.
17502 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
17504 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
17506 2008-02-07 Richard Henderson <rth@redhat.com>
17509 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
17510 EXPR_LIST for the REG_EQUAL instead of a comparison with a
17513 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
17515 PR tree-optimization/35085
17516 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
17517 for operand entry oe2 in addition to operand entry oe3 in order to
17518 expose more opportunities for vectorizer sum reduction.
17520 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17523 * Makefile.in (LIBS): Remove $(GMPLIBS).
17524 (cc1-dummy, cc1): Add $(GMPLIBS).
17526 2008-02-06 Jan Hubicka <jh@suse.cz>
17529 * i386.md (moddf_integer): Do not produce partial memory stalls for
17530 targets where it hurts.
17532 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
17535 * optabs.c (expand_float): Do not check for decimal modes when
17536 expanding unsigned integer through signed conversion.
17538 2008-02-06 Nick Clifton <nickc@redhat.com>
17540 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
17541 inside the clobber with a match_operand and duplicated operand
17542 number in the constraint.
17543 (ineqbranchsi): Delete redundant comment.
17545 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
17547 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
17548 builtin_define ("__USE_INIT_FINI__").
17549 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
17551 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
17553 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17555 PR documentation/30330
17556 * doc/invoke.texi (C++ Dialect Options)
17557 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17558 For each warning option -Wfoo that allows -Wno-foo, ensure both
17559 -Wfoo and -Wno-foo are listed in the option index. Fix index
17560 entry of -Wswitch-default, index -Wnormalized= including the
17561 `=', and -Wlarger-than-@var{len} including @var{len}.
17563 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17565 * config/i386/i386.md (floatunssisf2): Use
17566 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
17567 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
17568 Macroize expander using MODEF mode iterator.
17570 2008-02-05 Diego Novillo <dnovillo@google.com>
17572 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
17575 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
17577 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17580 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
17582 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
17585 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
17586 to indicate if a message should be generated.
17587 (init_cumulative_args): Updated.
17588 (function_value_32): Likewise.
17590 2008-02-05 Joseph Myers <joseph@codesourcery.com>
17592 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
17594 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17597 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
17598 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
17600 2008-02-04 Diego Novillo <dnovillo@google.com>
17602 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
17605 * tree-vrp.c (vrp_evaluate_conditional): With
17606 -Wtype-limits, emit a warning when comparing against a
17607 constant outside the natural range of OP0's type.
17609 2008-02-04 Richard Guenther <rguenther@suse.de>
17611 PR middle-end/33631
17612 * expr.c (count_type_elements): Give for unions instead of
17615 2008-02-04 Richard Guenther <rguenther@suse.de>
17617 PR middle-end/35043
17618 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
17619 to TYPE_DOMAINs base type instead of using bitsizetype here.
17621 2008-02-03 Jason Merrill <jason@redhat.com>
17623 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
17625 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17628 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
17629 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
17630 (RS/6000 and PowerPC Options): Fix typos and markup.
17631 * doc/passes.texi (Tree-SSA passes): Likewise.
17633 2008-02-02 Michael Matz <matz@suse.de>
17636 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
17637 from record_last_reg_set_info.
17638 (record_last_reg_set_info): Take an RTX argument, iterate over all
17639 constituent hardregs.
17640 (record_last_set_info, record_opr_changes): Change calls to
17641 new signature or to record_last_reg_set_info_regno.
17643 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
17645 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
17647 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
17649 PR rtl-optimization/34773
17650 * reg-notes.def (EQUAL): Mention significance of combination of
17651 REG_EQUAL and REG_RETVAL.
17652 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
17653 insn that has a REG_RETVAL.
17655 2008-02-01 Roger Sayle <roger@eyesopen.com>
17658 * configure.ac (--enable-fixed-point): Disable unless explicitly
17660 * configure: Regenerate.
17662 2008-02-01 Richard Guenther <rguenther@suse.de>
17665 * invoke.texi (-finline-limit): Remove no longer true parts
17666 of the documentation. Note that there is no default value.
17668 2008-02-01 Andrew Pinski <pinskia@gmail.com>
17669 Mark Mitchell <mark@codesourcery.com>
17670 Ben Elliston <bje@au.ibm.com>
17673 * doc/extend.texi (Other Builtins): Document.
17675 2008-01-31 Tom Browder <tom.browder@gmail.com>
17677 * doc/c-tree.texi (Types): Fix grammar.
17678 (Expression trees): Ditto.
17679 * doc/passes.texi (Tree-SSA passes): Ditto.
17681 * doc/configterms.texi (Configure Terms): Fix typo.
17682 * doc/cpp.texi (Common Predefined Macros): Ditto.
17683 * doc/md.texi (Machine Constraints): Ditto.
17685 * doc/makefile.texi (Makefile): Add comma.
17687 2008-01-31 Tom Browder <tom.browder@gmail.com>
17688 Gerald Pfeifer <gerald@pfeifer.com>
17690 * doc/sourcebuild.texi (Front End): Remove references to CVS
17691 and CVSROOT/modules.
17692 (Texinfo Manuals): Replace reference to CVS by one to SVN.
17693 (Back End): Remove reference to CVS.
17695 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17698 * config/mips/mips.c (gen_load_const_gp): New function, taking a
17700 (mips16_gp_pseudo_reg): ...here.
17701 * config/mips/mips.md (load_const_gp): Replace with...
17702 (load_const_gp_<mode>): ...this :P-based insn.
17704 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17706 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
17707 options. Minor fixes.
17708 (-std): Move reference to standards closer to where language
17709 standards are first mentioned.
17711 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17713 PR rtl-optimization/34995
17714 * reload.c (alternative_allows_const_pool_ref): Take an rtx
17715 parameter and return a bool. If the rtx parameter is nonnull,
17716 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
17717 (find_reloads): Update call accordingly. Pass the new operand
17718 if it needed no address reloads, otherwise pass null.
17720 2008-01-30 Richard Henderson <rth@redhat.com>
17723 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
17724 for unbounded arrays.
17726 2008-01-30 Silvius Rus <rus@google.com>
17728 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
17730 2008-01-30 Jan Hubicka <jh@suse.cz>
17733 * i386.c (init_cumulative_args): Use real function declaration when
17736 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
17738 PR rtl-optimization/34998
17739 * global.c (build_insn_chain): Treat non-subreg_lowpart
17740 SUBREGs of pseudos as clobbering all the words covered by the
17741 SUBREG, not just all the bytes.
17742 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
17743 original df_ref rather than an extract parameter.
17744 (global_conflicts): Update call accordingly.
17746 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
17748 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
17749 the overflow check to make it easier to read.
17750 (__fixtfdi): Change the type of the ll member in union
17751 long_double to UDItype_x.
17753 2008-01-30 Jakub Jelinek <jakub@redhat.com>
17755 PR middle-end/34969
17756 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
17757 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
17758 * tree-inline.c (fold_marked_statements): Call
17759 cgraph_update_edges_for_call_stmt if folding a call statement.
17760 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
17761 debug_generic_stmt calls, reset it back afterwards.
17764 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
17766 * c-typeck.c (build_external_ref): Don't pedwarn about
17767 static vars in current function's scope.
17769 2008-01-29 Joseph Myers <joseph@codesourcery.com>
17771 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
17773 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
17776 * ipa-struct-reorg.c: Fix spelling.
17777 * params.def: Ditto.
17779 2008-01-29 Richard Guenther <rguenther@suse.de>
17781 PR middle-end/35006
17782 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
17784 * tree-inline.c (remap_type): Increment remapping_type_depth
17785 around remapping types.
17786 (copy_body_r): Only add referenced variables if they are referenced
17787 from code, not types.
17789 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
17800 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
17801 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
17803 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
17806 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
17807 pointer for tiny stack.
17809 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17811 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
17813 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17815 * config/vx-common.h: Fix typo in comment.
17817 2008-01-28 Ian Lance Taylor <iant@google.com>
17821 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
17822 coalesce pointers if they have different DECL_NO_TBAA_P values.
17823 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
17824 between variables with different DECL_NO_TBAA_P values.
17826 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
17829 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
17830 are not legitimate small data references on SPE targets.
17832 2008-01-28 David Daney <ddaney@avtrex.com>
17834 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
17836 2008-01-28 David Daney <ddaney@avtrex.com>
17838 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
17840 2008-01-27 Joseph Myers <joseph@codesourcery.com>
17842 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
17843 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
17844 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
17845 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
17846 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17847 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
17848 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
17849 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
17851 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17853 * basic-block.h (condjump_equiv_p): Fix comment.
17855 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17857 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
17858 print_generic_stmt_indented): Fix comment.
17860 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17862 * configure.ac (__stack_chk_fail): Add detecion for availability
17863 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
17864 * configure: Regenerate.
17866 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
17868 PR middle-end/34688
17869 * final.c (output_addr_const): Handle TRUNCATE.
17871 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
17874 * tree-ssa-loop-ivopts.c (comp_cost): New type.
17875 (zero_cost, infinite_cost): New constants.
17876 (struct cost_pair): Change type of cost to comp_cost.
17877 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
17878 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
17880 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
17881 split_address_cost, ptr_difference_cost, difference_cost,
17882 get_computation_cost_at, get_computation_cost,
17883 determine_use_iv_cost_generic, determine_use_iv_cost_address,
17884 determine_use_iv_cost_condition, determine_use_iv_costs,
17885 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
17886 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
17887 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
17888 Change type of cost to comp_cost.
17889 (determine_iv_cost): Increase cost of non-original ivs, instead
17890 of decreasing the cost of original ones.
17891 (get_address_cost): Indicate the complexity of the addressing mode
17893 (try_add_cand_for): Prefer using ivs not specific to some object.
17894 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
17896 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
17897 Janis Johnson <janis187@us.ibm.com>
17900 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
17901 (TARGET_INSTANTIATE_DECLS): Likewise.
17902 * target.h (expand_to_rtl_hook): New target hook.
17903 (instantiate_decls): Likewise.
17904 * function.c (instantiate_decl): Make non-static. Rename to...
17905 (instantiate_decl_rtl): ... this.
17906 (instantiate_expr): Use instantiate_decl_rtl.
17907 (instantiate_decls_1): Likewise.
17908 (instantiate_decls): Likewise.
17909 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
17910 * function.h (instantiate_decl_rtl): Add prototype.
17911 * cfgexpand.c (target.h): New include.
17912 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
17913 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
17914 (TARGET_INSTANTIATE_DECLS): Likewise.
17915 (TARGET_INITIALIZER): New target hooks added.
17916 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
17918 * config/rs6000/rs6000.c (tree-flow.h): New include.
17919 (machine_function): Add sdmode_stack_slot field.
17920 (rs6000_alloc_sdmode_stack_slot): New function.
17921 (rs6000_instantiate_decls): Likewise.
17922 (rs6000_secondary_memory_needed_rtx): Likewise.
17923 (rs6000_check_sdmode): Likewise.
17924 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
17925 (TARGET_INSTANTIATE_DECLS): Likewise.
17926 (rs6000_hard_regno_mode_ok): Allow SDmode.
17927 (num_insns_constant): Likewise. Handle _Decimal32 constants.
17928 (rs6000_emit_move): Handle SDmode.
17929 (function_arg_advance): Likewise.
17930 (function_arg): Likewise.
17931 (rs6000_gimplify_va_arg): Likewise. Add special handling of
17932 SDmode var args for 32-bit compiles.
17933 (rs6000_secondary_reload_class): Handle SDmode.
17934 (rs6000_output_function_epilogue): Likewise.
17935 (rs6000_function_value): Simplify if statement.
17936 (rs6000_libcall_value): Likewise.
17937 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
17938 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
17939 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
17940 (movsd_hardfloat): New define_insn.
17941 (movsd_softfloat): Likewise.
17942 (movsd_store): Likewise.
17943 (movsd_load): Likewise.
17944 (extendsddd2): Likewise.
17945 (extendsdtd2): Likewise.
17946 (truncddsd2): Likewise.
17947 (movdd_hardfloat64): Fixup comment.
17948 (UNSPEC_MOVSD_LOAD): New constant.
17949 (UNSPEC_MOVSD_STORE): Likewise.
17951 2008-01-26 Jakub Jelinek <jakub@redhat.com>
17954 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
17956 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
17957 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
17958 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
17959 and TRUTH_XOR_EXPR.
17961 2008-01-26 David Edelsohn <edelsohn@gnu.org>
17964 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17965 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17966 __LONGDOUBLE128 too.
17967 * config/rs6000/aix61.h: New file.
17969 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17971 PR rtl-optimization/34959
17972 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17973 popcount and parity rtxes the same mode as their operand.
17974 Truncate or extend the result to the return value's mode
17977 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17980 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17981 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17982 to GOT_VERSION_REGNUM.
17983 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17984 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17985 * config/mips/mips.c (mips_emit_call_insn): New function.
17986 (mips_call_tls_get_addr): Call mips_expand_call directly.
17987 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17989 (mips16_build_call_stub): Likewise. Return the call insn or null.
17990 (mips_expand_call): Update the call to mips16_build_call_stub
17991 accordingly and a remove redundant condition. Assert that MIPS16
17992 stubs do not use lazy binding. Use mips_emit_call_insn and return
17994 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17996 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17997 (mips_avoid_hazard): Remove hazard_set handling.
17998 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17999 (UNSPEC_RESTORE_GP): ...this.
18000 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
18001 (FAKE_CALL_REGNO): Rename to...
18002 (GOT_VERSION_REGNUM): ...this.
18003 (type): Add "ghost" value. Add an associated insn reservation.
18004 (hazard_set): Remove.
18005 (exception_receiver): Rename to...
18006 (restore_gp): ...this and update the unspec identifier accordingly.
18007 (exception_receiver, nonlocal_got_receiver): New expanders.
18008 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
18009 FAKE_CALL_REGNO. Remove hazard_set attribute.
18010 (set_got_version, update_got_version): New patterns.
18012 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
18015 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
18017 2008-01-25 Joseph Myers <joseph@codesourcery.com>
18020 * doc/install.texi2html: Generate gcc-vers.texi.
18022 2008-01-25 DJ Delorie <dj@redhat.com>
18024 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
18026 2008-01-25 Joseph Myers <joseph@codesourcery.com>
18028 * config/c4x: Remove directory.
18029 * config.gcc (crx-*, mt-*): Mark obsolete.
18030 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
18031 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
18032 sh-*-rtemscoff*): Remove cases.
18033 * defaults.h (C4X_FLOAT_FORMAT): Remove.
18034 * real.c (encode_c4x_single, decode_c4x_single,
18035 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
18036 c4x_extended_format): Remove.
18037 * real.h (c4x_single_format, c4x_extended_format): Remove.
18038 * doc/extend.texi (interrupt, naked): Remove mention of attributes
18040 (Pragmas): Remove comment about c4x pragmas.
18041 * doc/install.texi (c4x): Remove target-specific instructions.
18042 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
18043 * doc/md.texi (Machine Constraints): Remove C4x documentation.
18044 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
18045 refer to C4x source files as examples.
18046 (C4X_FLOAT_FORMAT): Remove documentation.
18048 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
18050 * config/bfin/bfin.c (override_options): Reorder tests so that
18051 flag_pic gets enabled for -msep-data.
18053 2008-01-25 Richard Guenther <rguenther@suse.de>
18055 PR middle-end/32244
18056 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
18057 to its bitfield precision if required.
18059 2008-01-25 Jakub Jelinek <jakub@redhat.com>
18061 PR middle-end/33880
18062 * tree-nested.c (walk_omp_for): New function.
18063 (convert_nonlocal_reference, convert_local_reference): Call
18064 walk_omp_for on OMP_FOR.
18065 (convert_call_expr): Call walk_body on OMP_FOR's
18066 OMP_FOR_PRE_INIT_BODY.
18068 2008-01-25 Richard Guenther <rguenther@suse.de>
18070 PR tree-optimization/34966
18071 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
18072 default defs and PHI_NODEs we have to insert after the
18073 defining statement.
18075 2008-01-24 Nick Clifton <nickc@redhat.com>
18077 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
18078 Provide a default definition.
18079 (LIBGCC2_UNITS_PER_WORD): Likewise.
18081 * config/stormy16/stormy16.c: Include df.h for the prototype
18082 for df_regs_ever_live_p.
18083 (xstormy16_expand_builtin_va_start): Convert the stack offset
18084 into a component_ref and then use POINTER_PLUS_EXPR to add it
18085 to the incoming_virtual_args_rtx.
18086 (xstormy16_gimplify_va_arg_expr): Rename to
18087 xstormy16_gimplify_va_arg_expr.
18088 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
18089 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
18090 xstormy16_gimplify_va_arg_expr.
18091 Fix up some formatting issues.
18093 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
18094 Move to predicates.md.
18095 (xs_hi_general_operand): Likewise.
18096 (xs_hi_nonmemory_operand): Likewise.
18097 * config/stormy16/predicates.md:
18098 (xstormy16_carry_plus_operand): New predicate.
18099 (xs_hi_general_operand): New predicate.
18100 (xs_hi_nonmemory_operand): New predicate.
18101 * config/stormy16/stormy16-protos.h:
18102 (xstormy16_carry_plus_operand): Delete prototype.
18103 (xs_hi_general_operand): Likewise.
18104 (xs_hi_nonmemory_operand): Likewise.
18106 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
18107 modifiers as they are no longer needed and they can trigger
18108 reload spill failures.
18110 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
18111 with a match_operand in order to help reload.
18113 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
18114 constraint with 'e' for the 8th alternative as this version of
18115 the mov.w instruction only accepts the lower 8 registers.
18117 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
18120 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
18121 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
18124 2008-01-25 Jakub Jelinek <jakub@redhat.com>
18126 PR middle-end/33333
18127 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
18129 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
18131 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
18133 (remove_structure): Update allocations list before removing structure.
18135 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
18137 * ipa-struct-reorg.c (is_safe_cond_expr,
18138 create_new_stmts_for_cond_expr): Use integer_zerop function,
18139 that recognize not only zero-pointer, but zero-integer too.
18141 2008-01-25 Ben Elliston <bje@au.ibm.com>
18144 * fixproto: Escape "." in sed expression that strips leading "./".
18146 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
18149 * gcc.c (SWITCH_OK): Removed.
18150 (SWITCH_LIVE): Changed to bit.
18151 (SWITCH_FALSE): Likewise.
18152 (SWITCH_IGNORE): Likewise.
18153 (switchstr): Change live_cond to unsigned int.
18154 (process_command): Replace SWITCH_OK with 0.
18155 (do_self_spec): Likewise.
18156 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
18157 (give_switch): Likewise.
18158 (used_arg): Likewise.
18159 (do_spec_1): Set the SWITCH_IGNORE bit.
18160 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
18161 bits. Set the SWITCH_LIVE bit.
18163 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18165 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
18167 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
18169 PR tree-optimization/34472
18170 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
18171 parameter to a "bool *" and set *DATA to false if there is
18172 an unsafe access. Do not delete the structure here.
18173 (check_cond_exprs): Delete it here instead.
18174 (check_cond_exprs, exclude_cold_structs): Do not increase
18175 I when removing a structure.
18177 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
18180 * config/i386/i386.c (ix86_expand_vector_init): Consider only
18181 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
18183 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
18185 PR middle-end/34934
18186 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
18187 a fixed vector for stack.
18189 2008-01-24 Ben Elliston <bje@au.ibm.com>
18192 * doc/gcc.texi (Software development): Add a direntry for g++.
18194 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
18196 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
18197 stale and straggling -fforce-addr comments above.
18199 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
18201 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
18202 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
18204 2008-01-23 Michael Matz <matz@suse.de>
18207 * dwarf2out.c (force_type_die): Use modified_type_die instead of
18210 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
18212 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
18213 malloc result type.
18215 2008-01-23 Anatoly Sokolov <aesok@post.ru>
18217 * config/avr/avr.c (avr_current_arch): New variable.
18218 (avr_arch_types): Add 'avr31' and 'avr51' entries.
18219 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
18220 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
18221 (avr_override_options): Init 'avr_current_arch'.
18222 (base_arch_s): Move from here...
18223 * config/avr/avr.h (base_arch_s): ... here. Add new members
18224 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
18225 'mega' to 'have_jmp_call'.
18226 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
18227 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
18229 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
18231 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18232 MULTILIB_MATCHES): Ditto.
18234 2008-01-23 Richard Guenther <rguenther@suse.de>
18236 PR middle-end/31529
18237 * cgraphunit.c (cgraph_reset_node): Always mark the node
18238 not reachable if it is not queued already.
18240 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
18242 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
18243 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
18244 (cputype_selected): New static variable.
18245 (bfin_handle_option): Set it if -mcpu is used.
18246 (override_option): Select default set of workarounds if no cpu type
18247 selected on the command line.
18248 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
18250 From Michael Frysinger <michael.frysinger@analog.com>
18251 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
18252 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
18254 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
18255 for bf547, bf523, bf524, and bf526.
18256 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
18258 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
18259 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
18260 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
18261 __ADSPBF547__ and __ADSPBF54x__ for bf547.
18262 * doc/invoke.texi (Blackfin Options): Document that
18263 -mcpu now accept bf547, bf523, bf524, and bf526.
18265 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
18267 PR rtl-optimization/34628
18268 * combine.c (try_combine): Stop and undo after the first combination
18269 if an autoincrement side-effect on the first insn has effectively
18272 2008-01-22 David Edelsohn <edelsohn@gnu.org>
18275 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
18276 Offset addresses are not valid for Altivec or paired float modes.
18278 2008-01-22 Jakub Jelinek <jakub@redhat.com>
18281 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
18282 if DECL_INITIAL (decl) is error_mark_node.
18285 * c-common.c (handle_vector_size_attribute): Only allow
18286 integral, scalar float and fixed point types. Handle OFFSET_TYPE
18287 the same way as pointer, array etc. types.
18288 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
18291 * tree.c (build_type_attribute_qual_variant): Call
18292 build_qualified_type if attributes are equal, but quals are not.
18294 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18297 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
18298 * flags.h (warn_strict_aliasing): Remove.
18299 (warn_strict_overflow): Remove.
18300 * opts.c (warn_strict_aliasing): Remove.
18301 (warn_strict_overflow): Remove.
18302 * c-opts.c (c_common_handle_option): -Wall only sets
18303 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
18304 (c_common_post_options): Give default values to -Wstrict-aliasing
18305 and -Wstrict-overflow if they are uninitialized.
18306 * common.opt (Wstrict-aliasing): Specify Var and Init.
18307 (Wstrict-overflow): Likewise.
18309 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18311 PR rtl-optimization/26854
18312 PR rtl-optimization/34400
18313 PR rtl-optimization/34884
18314 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
18316 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
18317 (df_rd_bb_info.expanded_lr_out): Deleted
18318 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
18319 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
18320 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18321 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18322 Removed code to allocate, initialize or free expanded_lr_out.
18323 (df_rd_bb_local_compute_process_def): Restructured to make more
18325 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
18326 sets if the sets are being trimmed.
18328 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
18331 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
18332 (as_vers): Likewise.
18333 * configure: Regenerated.
18335 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18337 PR middle-end/33092
18338 * tree-pass.h (pass_build_alias): New pass.
18339 * tree-ssa-alias.c (gate_build_alias): New.
18340 (pass_build_alias): New.
18341 * passes.c (init_optimization_passes): Add pass_build_alias after
18342 pass_create_structure_vars.
18344 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
18346 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
18347 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
18348 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
18349 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
18350 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
18351 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
18352 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
18353 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
18354 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
18355 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
18356 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
18357 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
18358 * config/s390/s390.md (FP_ALL): New mode iterator.
18359 (_d): New mode attribute.
18360 ("*signbit<mode>2>"): Changed mode of first operand.
18361 ("isinf<mode>2"): Changed mode of first operand.
18362 ("*TDC_insn"): Adaptation for DFP modes.
18364 2008-01-22 Ben Elliston <bje@au.ibm.com>
18366 * tree.c (check_qualified_type): Improve function description.
18368 2008-01-21 Jason Merrill <jason@redhat.com>
18371 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
18372 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
18375 2008-01-21 DJ Delorie <dj@redhat.com>
18377 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
18380 2008-01-21 Richard Guenther <rguenther@suse.de>
18382 PR middle-end/34856
18383 * tree-cfg.c (verify_expr): Allow all invariant expressions
18384 instead of just constant class ones as reference argument.
18385 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
18386 like any other constant.
18387 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18389 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
18391 * regmove.c (fixup_match_1): Update call crossed frequencies.
18393 2008-01-21 Richard Guenther <rguenther@suse.de>
18396 * tree-inline.c (setup_one_parameter): Deal with mismatched
18397 types using a VIEW_CONVERT_EXPR.
18399 2008-01-21 Alon Dayan <alond@il.ibm.com>
18400 Olga Golovanevsky <olga@il.ibm.com>
18402 PR tree-optimization/34701
18403 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
18404 when the structure size is not a power of 2.
18406 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
18408 * doc/install.texi: Add doc for --enable-checking=df.
18410 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
18412 PR rtl-optimization/34808
18413 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
18415 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18417 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
18420 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
18422 PR rtl-optimization/26854
18423 PR rtl-optimization/34400
18424 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
18426 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
18427 (df_rd_bb_info.expanded_lr_out): New.
18428 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
18429 * loop_iv.c (iv_analysis_loop_init): Ditto.
18430 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18431 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18432 Added code to allocate, initialize or free expanded_lr_out.
18433 (df_rd_bb_local_compute_process_def): Restructured to make
18434 more understandable.
18435 (df_rd_confluence_n): Add code to do nothing with fake edges and
18436 code to no apply invalidate_by_call sets if the sets are being trimmed.
18437 (df_lr_local_finalize): Renamed to df_lr_finalize.
18438 (df_live_local_finalize): Renamed to df_live_finalize.
18440 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18443 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
18444 deciding whether to use reciprocal instructions.
18446 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
18448 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
18449 dwarf2out_note_section_used if cold_text_section is NULL.
18451 2008-01-19 Jakub Jelinek <jakub@redhat.com>
18453 PR gcov-profile/34610
18454 * tree-cfg.c (make_edges): Mark both outgoing edges from
18455 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
18456 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
18457 from OMP_FOR and OMP_CONTINUE outgoing edges.
18459 * tree-profile.c (tree_profiling): Return early if
18460 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
18462 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
18463 from cfun to child_cfun.
18464 * function.h (struct function): Add after_tree_profile bit.
18466 2008-01-19 Anatoly Sokolov <aesok@post.ru>
18468 * config/avr/avr.S (_exit): Disable interrupt.
18470 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
18471 Steven Bosscher <stevenb.gcc@gmail.com>
18473 PR rtl-optimization/26854
18474 PR rtl-optimization/34400
18475 * df-problems.c (df_live_scratch): New scratch bitmap.
18476 (df_live_alloc): Allocate df_live_scratch when doing df_live.
18477 (df_live_reset): Clear the proper bitmaps.
18478 (df_live_bb_local_compute): Only process the artificial defs once
18479 since the order is not important.
18480 (df_live_init): Init the df_live sets only with the variables
18481 found live by df_lr.
18482 (df_live_transfer_function): Use the df_lr sets to prune the
18483 df_live sets as they are being computed.
18484 (df_live_free): Free df_live_scratch.
18486 2008-01-18 Ian Lance Taylor <iant@google.com>
18488 * common.opt: Add fmerge-debug-strings.
18489 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
18490 flag_merge_debug_strings rather than flag_merge_constants.
18491 * doc/invoke.texi (Option Summary): Mention
18492 -fmerge-debug-strings.
18493 (Debugging Options): Document -fmerge-debug-strings.
18495 2008-01-18 Ian Lance Taylor <iant@google.com>
18498 * tree.h (DECL_IS_OPERATOR_NEW): Define.
18499 (struct tree_function_decl): Add new field operator_new_flag.
18500 * tree-inline.c (expand_call_inline): When inlining a call to
18501 operator new, force the return value to go into a variable, and
18502 set DECL_NO_TBAA_P on that variable.
18503 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
18505 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
18508 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
18509 DWARF2_DEBUGGING_INFO.
18510 (dwarf2out_note_section_used): Ditto. Add prototype.
18511 (have_multiple_function_sections, text_section_used,
18512 cold_text_section_used, *cold_text_sections): Move declarations
18515 2008-01-17 Bob Wilson <bob.wilson@acm.org>
18517 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
18518 field and add signal_ra.
18519 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
18520 assignments to frame state pc. Move end of stack check after
18521 MD_FALLBACK_FRAME_STATE_FOR.
18522 (uw_update_context_1): Use frame state signal_regs if set, instead
18523 of checking signal_frame flag.
18524 (uw_update_context): Use frame state signal_ra if set.
18525 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
18526 * config/xtensa/linux-unwind.h: New file.
18528 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
18530 * modulo-sched.c (get_sched_window): Fix comment typo.
18532 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
18534 PR tree-optimization/34648
18535 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
18537 2008-01-17 Anatoly Sokolov <aesok@post.ru>
18539 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
18540 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
18542 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
18544 PR rtl-optimization/34400
18545 * df-core.c (df_worklist_dataflow_overeager,
18546 df_worklist_dataflow_doublequeue): New functions.
18547 (df_worklist_dataflow): Two different worklist solvers.
18548 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
18551 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18554 * doc/invoke.texi: Document the dependence on pthread for fopenmp
18555 and ftree-parallelize-loops.
18557 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
18559 PR rtl-optimization/34826
18560 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
18562 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
18564 * global.c (find_reg): Mark the eh regs as used if necessary.
18565 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
18566 * ra.h (struct allocno): no_eh_reg field added. Changed
18567 no_stack_reg type to bitfield.
18569 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
18571 * tree.c (substitute_in_expr): Add missing 'break'.
18573 2008-01-17 Richard Guenther <rguenther@suse.de>
18575 PR tree-optimization/34825
18576 * tree-ssa-math-opts.c (is_division_by): Do not recognize
18577 x / x as division to handle.
18579 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18581 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
18582 "-pthread" is specified.
18583 * pa-hpux11.h (LIB_SPEC): Likewise.
18585 2008-01-16 Janis Johnson <janis187@us.ibm.com>
18586 Peter Bergner <bergner@vnet.ibm.com>
18588 PR rtl-optimization/33796
18589 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
18591 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18593 PR libgfortran/34699
18594 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
18596 * pa-hpux10.h (LINK_SPEC): Likewise.
18597 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
18599 2008-01-16 Richard Guenther <rguenther@suse.de>
18601 PR middle-end/32628
18602 * fold-const.c (fold_convert_const_int_from_int): Do not
18603 set overflow if that occured only because of a sign extension
18604 change when converting from/to a sizetype with the same
18605 precision and signedness.
18607 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18610 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
18611 location address to the correct place. Update copyright year.
18613 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18615 * lambda-code.c (lambda_transform_legal_p): Handle the case of
18616 no dependences in the dependence_relations vector.
18618 2008-01-16 Jan Hubicka <jh@suse.cz>
18620 PR rtl-optimization/31396
18621 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
18622 * cfg.c (dump_reg_info): Print it.
18623 * regs.h (struct reg_info_t): add freq_calls_crossed.
18624 (REG_FREQ_CALLS_CROSSED): New macro.
18625 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
18626 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
18627 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
18628 regmove_optimize): Update call crossed frequencies.
18629 * local-alloc.c (struct qty): Add freq_calls_crossed.
18630 (alloc_qty): Copute freq_calls_crossed.
18631 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
18632 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
18633 * ra.h (struct allocno): Add freq_calls_crossed.
18635 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18637 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
18638 libgomp when compiling with ftree-parallelize-loops.
18639 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
18641 2008-01-16 Richard Guenther <rguenther@suse.de>
18643 PR tree-optimization/34769
18644 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
18645 * tree.c (int_cst_value): Instead make this function more
18646 permissive in what it accepts as valid input. Document this
18647 function always sign-extends the value.
18649 2008-01-16 Jakub Jelinek <jakub@redhat.com>
18650 Richard Guenther <rguenther@suse.de>
18653 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
18654 (gimple_fold_indirect_ref_rhs): ... this.
18655 (gimple_fold_indirect_ref): New function with foldings
18656 that preserve lvalueness.
18657 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
18658 * tree-flow.h (gimple_fold_indirect_ref): Declare.
18659 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
18660 to fold an INDIRECT_REF, fall back to the old use of
18661 fold_indirect_ref_1.
18663 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18665 * tree-data-ref.c (subscript_dependence_tester_1): Call
18666 free_conflict_function.
18667 (compute_self_dependence): Same.
18669 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18672 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
18673 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
18675 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
18676 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
18677 for DWARF2_UNWIND_INFO targets.
18679 2008-01-16 Richard Guenther <rguenther@suse.de>
18682 * c-typeck.c (common_pointer_type): Do not merge inconsistent
18683 type qualifiers for function types.
18685 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
18687 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
18688 loop_iterator li from previous commit.
18690 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
18692 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
18694 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18696 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
18697 (parallelize_loops): Don't parallelize irreducible components.
18699 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18702 * c-opts (c_common_post_options): Do not enable CPP
18703 flag_pedantic_errors by default.
18705 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
18707 PR rtl-optimization/31944
18708 * cse.c (remove_pseudo_from_table): New function.
18709 (merge_equiv_classes): Use above function to remove pseudo-registers.
18710 (invalidate): Likewise.
18712 2008-01-13 Richard Guenther <rguenther@suse.de>
18714 PR middle-end/34601
18715 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
18716 instead of TYPE_MODE to deal with calls from expand_one_error_var.
18718 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
18720 * gcse.c (cprop_jump): Call validate_unshare_change instead of
18721 validate_change to unshare the source of the PC set.
18723 2008-01-12 Jan Hubicka <jh@suse.cz>
18725 PR middle-end/32135
18726 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
18727 references above array bounds. This might trigger bounds checks for
18728 pointers to arrays.
18730 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18732 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
18733 new_replaceable_dependencies.
18735 2008-01-12 Doug Kwan <dougkwan@google.com>
18737 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
18738 instead of OPT_Wreturn_type in warning due to ignored return type
18740 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
18741 options included in -Wextra.
18742 * c.opt: New option -Wignored_qualifiers.
18743 * doc/invoke.texi (Warning Options, -Wextra): Add new option
18744 -Wignore_qualifiers.
18745 (-Wignored-qualifiers): Document.
18746 (-Wreturn-type): Remove description of functionality now handled
18747 by -Wignored-qualifiers.
18749 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
18752 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
18753 NOP_EXPR if it is between integral types with the same precision.
18755 2008-01-12 Jan Hubicka <jh@suse.cz>
18758 * invoke.texi (max-inline-recursive-depth): Fix default value.
18760 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
18762 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
18765 2008-01-11 Bob Wilson <bob.wilson@acm.org>
18767 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
18769 2008-01-11 James E. Wilson <wilson@specifix.com>
18772 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
18774 2008-01-11 Anatoly Sokolov <aesok@post.ru>
18776 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
18777 save/restore frame pointer register and don't use 'call-prologues'
18778 optimization in function with "OS_task" attribute.
18780 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
18782 PR middle-end/31309
18783 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
18784 when copying to memory.
18786 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
18788 PR rtl-optimization/30905
18789 * cfgcleanup.c: Include dce.h
18790 (crossjumps_occured): New global variable.
18791 (try_crossjump_bb): Exit loop after finding a fallthru edge.
18792 If something changed, set crossjumps_occured to true.
18793 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
18794 Don't add/remove fake edges to exit here...
18795 (cleanup_cfg): ...but do it here, when crossjumping.
18796 Run a fast DCE when successful crossjumps occured in the latest
18797 iteration of try_optimize_cfg.
18799 2008-01-11 Richard Guenther <rguenther@suse.de>
18801 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
18802 (struct vn_unary_op_s): Likewise.
18803 (vn_reference_insert): Free old reference on hash collision.
18805 2008-01-10 Raksit Ashok <raksit@google.com>
18807 PR rtl-optimization/27971
18808 * combine.c (find_split_point): Split PLUS expressions which are
18809 inside a MEM rtx, and whose first operand is complex.
18811 2008-01-10 DJ Delorie <dj@redhat.com>
18813 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
18814 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
18815 (m32c_hard_regno_ok): Call the underlying function.
18817 2008-01-10 Richard Guenther <rguenther@suse.de>
18819 PR middle-end/34683
18820 * tree-cfg.c (tree_merge_blocks): Do not go through the
18821 full-blown folding and stmt updating path if we just deal
18822 with virtual operands.
18823 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
18824 test for abnormal SSA_NAMEs.
18826 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
18828 PR middle-end/34641
18829 * reload.c (push_reload): Add assertions. All constants from
18830 reg_equiv_constant should have been used for replacing the respective
18832 (find_reloads_address): Invoke find_reloads_address_part for
18833 constant taken from the reg_equiv_constant array.
18835 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
18837 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
18838 field (valnum) the first in the struct. Replace bools with
18841 2008-01-10 Richard Guenther <rguenther@suse.de>
18843 PR tree-optimization/34651
18844 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
18845 types and ordering for masking and converting.
18847 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
18849 PR tree-optimization/34017
18850 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
18851 also for PHI_NODE expressions.
18853 2008-01-09 Jan Hubicka <jh@suse.cz>
18855 PR tree-optimization/34708
18856 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
18857 based on number of case labels.
18858 (init_inline_once): Remove switch_cost.
18859 * tree-inline.h (eni_weights_d): Remove switch_cost.
18861 2008-01-09 Richard Guenther <rguenther@suse.de>
18862 Andrew Pinski <andrew_pinski@playstation.sony.com>
18864 PR middle-end/30132
18865 * gimplify.c (gimplify_cond_expr): Do not create an addressable
18866 temporary if an rvalue is ok or an lvalue is not required.
18868 2008-01-09 Richard Guenther <rguenther@suse.de>
18870 PR middle-end/34458
18871 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
18872 adjust return type.
18874 2008-01-09 Richard Guenther <rguenther@suse.de>
18876 PR middle-end/34679
18877 * tree.c (host_integerp): Check for sizetype only if the
18878 type is an integer type.
18880 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
18883 * opts.c (decode_options): Disable inlining of functions called
18884 once if not in unit-at-a-time mode.
18886 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
18888 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
18890 2008-01-08 Richard Guenther <rguenther@suse.de>
18892 PR middle-end/31863
18893 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
18894 out early if the result will be unused.
18896 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18901 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18902 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18905 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
18907 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
18908 for vectorization tuned.
18910 2008-01-08 Richard Guenther <rguenther@suse.de>
18912 PR tree-optimization/34683
18913 * tree-ssa-operands.c (operand_build_cmp): Export.
18914 * tree-ssa-operands.h (operand_build_cmp): Declare.
18915 * tree-vn.c (vuses_compare): Remove.
18916 (sort_vuses): Use operand_build_cmp.
18917 (sort_vuses_heap): Likewise.
18918 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
18919 to re-use old VEC if available. Do not sort already sorted VUSEs.
18920 (vdefs_to_vec): Do not sort already sorted VDEFs.
18922 2008-01-08 Jakub Jelinek <jakub@redhat.com>
18924 PR middle-end/34694
18925 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
18927 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18930 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
18931 limitations of reciprocal sequences on x86 targets.
18933 2008-01-08 Richard Guenther <rguenther@suse.de>
18935 PR tree-optimization/34683
18936 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
18938 2008-01-07 Jakub Jelinek <jakub@redhat.com>
18941 * config/darwin.c (darwin_mergeable_string_section): Don't use
18942 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
18944 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
18947 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
18948 negxf2. Macroize expander using X87MODEF mode iterator. Change
18949 predicates of op0 and op1 to register_operand.
18950 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
18951 expander using X87MODEF mode iterator. Change predicates of
18952 op0 and op1 to register_operand.
18953 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
18954 corresponding patterns and macroize using MODEF macro. Change
18955 predicates of op0 and op1 to register_operand and remove
18956 "m" constraint. Disparage "r" alternative with "!".
18957 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
18958 macroize using X87MODEF macro. Change predicates of op0 and op1
18959 to register_operand and remove "m" constraint. Disparage "r"
18960 alternative with "!".
18961 (absneg splitter with memory operands): Remove.
18962 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
18963 patterns and macroize using X87MODEF mode iterator.
18964 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18965 Change predicate of op1 to register_operand.
18966 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18967 for memory operands.
18969 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18971 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18973 2008-01-07 Richard Guenther <rguenther@suse.de>
18975 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18978 2008-01-07 Richard Guenther <rguenther@suse.de>
18980 PR tree-optimization/34683
18981 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18982 VOPs of the needed size to save memory. Use VEC_quick_push
18983 to save compile-time.
18984 (vdefs_to_vec): Likewise.
18986 2008-01-07 Sa Liu <saliu@de.ibm.com>
18988 * config/spu/spu.md (divdf3): Genetate inline code for double
18989 division. The implementation doesn't handle INF or NAN, therefore it
18990 only applies when -ffinite-math-only is given.
18992 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18995 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18996 * doc/cpp.texi ([Common Predefined Macros]): Document.
18998 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
19000 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
19001 order to use commutative addition instead of subtraction.
19003 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19004 Mircea Namolaru <namolaru@il.ibm.com>
19005 Vladimir Yanovsky <yanov@il.ibm.com>
19006 Revital Eres <eres@il.ibm.com>
19008 PR tree-optimization/34263
19009 * tree-outof-ssa.c (process_single_block_loop_latch,
19010 contains_tree_r): New functions.
19011 (analyze_edges_for_bb): Call process_single_block_loop_latch
19012 function to empty single-basic-block latch block if possible.
19014 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
19016 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
19018 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
19020 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
19022 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
19024 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
19026 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
19028 2008-01-05 Jakub Jelinek <jakub@redhat.com>
19030 PR tree-optimization/34618
19031 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
19034 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
19037 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
19038 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
19039 Update copyright year.
19041 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
19042 Update copyright year.
19043 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
19046 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
19048 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
19049 edge does not point to current bb before changing need_assert.
19051 2008-01-04 Richard Guenther <rguenther@suse.de>
19053 PR middle-end/34029
19054 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
19055 for verifying purposes if they are is_gimple_min_invariant.
19057 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
19059 PR tree-optimization/34448
19060 PR tree-optimization/34465
19061 * gimplify.c (gimplify_init_constructor): Add new parameter
19062 notify_temp_creation. Use it.
19063 (gimplify_modify_expr_rhs): Take volatiles into account when
19064 optimizing constructors.
19065 Do not optimize constructors if gimplify_init_constructor will dump to
19067 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
19068 * gcc.c-torture/compile/pr34448.c: New.
19070 2008-01-04 Jakub Jelinek <jakub@redhat.com>
19072 PR gcov-profile/34609
19073 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
19074 return_slot if result is TREE_ADDRESSABLE.
19076 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
19078 * config/mips/mips.md (sqrt_condition): Tweak comment.
19079 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
19081 2008-01-03 Tom Tromey <tromey@redhat.com>
19084 * c-common.c (c_type_hash): Handle VLAs.
19086 2008-01-03 Jan Hubicka <jh@suse.cz>
19088 PR tree-optimization/31081
19089 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
19090 0 when inlining and not inlining to first basic block.
19091 (remap_decl): When var is initialized to 0, don't set default_def.
19092 (expand_call_inline): Set entry_bb.
19093 * tree-inline.h (copy_body_data): Add entry_bb.
19095 2008-01-03 Jakub Jelinek <jakub@redhat.com>
19098 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
19101 PR tree-optimization/29484
19102 * tree-inline.c (inline_forbidden_p_2): New function.
19103 (inline_forbidden_p): Disallow inlining if some static var
19104 has an address of a local LABEL_DECL in its initializer.
19105 * doc/extend.texi (Labels as Values): Document &&foo behaviour
19108 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
19110 PR tree-optimization/34635
19111 * tree-data-ref.c (add_other_self_distances): Make sure that the
19112 evolution step is constant.
19114 2008-01-03 Jakub Jelinek <jakub@redhat.com>
19116 PR middle-end/34608
19117 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
19119 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
19121 * tree-sra.c (scalarize_init): Insert the generate_element_init
19122 statements after the generate_element_zero statements.
19124 2008-01-02 Richard Guenther <rguenther@suse.de>
19126 PR middle-end/34093
19127 PR middle-end/31976
19128 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
19129 for very large number of operands instead of ICEing.
19131 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
19134 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
19135 while stack probing.
19137 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
19139 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
19142 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
19144 PR libmudflap/26442
19145 * tree-mudflap.c (mx_register_decls): Guard warning by
19146 !DECL_ARTIFICIAL check.
19148 2008-01-01 Jakub Jelinek <jakub@redhat.com>
19150 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
19151 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
19152 sse5_perm<mode>): Fix constraints.